CN107002938B - Holder armshaft structure and cradle head structure with the holder armshaft structure - Google Patents
Holder armshaft structure and cradle head structure with the holder armshaft structure Download PDFInfo
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- CN107002938B CN107002938B CN201680003579.4A CN201680003579A CN107002938B CN 107002938 B CN107002938 B CN 107002938B CN 201680003579 A CN201680003579 A CN 201680003579A CN 107002938 B CN107002938 B CN 107002938B
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- armshaft
- clamping element
- structure according
- driving
- holder
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- 230000000712 assembly Effects 0.000 claims abstract description 62
- 238000000429 assembly Methods 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 29
- 238000003825 pressing Methods 0.000 claims description 28
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000013011 mating Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
- G03B17/561—Support related camera accessories
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
- Automatic Assembly (AREA)
- Manipulator (AREA)
Abstract
A kind of holder armshaft structure and the cradle head structure with the holder armshaft structure, holder armshaft structure (1) include the first armshaft (2), the second armshaft (3) and the retaining mechanism (10) that can lock first armshaft (2) and second armshaft (3)；Wherein, the retaining mechanism (10) includes: slide assemblies, driving assembly and the clamping element (151) being set on second armshaft (3), the driving component drives the slide assemblies to be moved to the second position from first position, so that the clamping element (151) clamps or loosen first armshaft (2), and then first armshaft (2) and second armshaft (3) are locked or unlocked.Holder armshaft structure of the invention, drives the slide assemblies to be moved to the second position from first position by the driving component, so that the clamping element clamps or loosen first armshaft, and then first armshaft and second armshaft is locked or is unlocked.
Description
Technical field
The present invention relates to tripod head equipment technical field, in particular to holder armshaft structure and with the holder armshaft structure
Cradle head structure.
Background technique
Video camera (such as video display industry video camera) begins to use steady in moving camera shooting in order to guarantee that shooting picture is stablized
Determine holder.In general, holder needs to carry different weights, such as video camera, due to camera type in the use process of holder
It is numerous, and camera lens model is more, and when being mounted in holder, holder needs to be adjusted armshaft length, and use process needs to protect
Holder center of gravity is demonstrate,proved on the axis of holder axis, guarantees holder balance.
Therefore, the length that holder just needs to adjust armshaft when carrying different weights guarantees the balance of holder.Also,
After holder adjusts armshaft length, holder armshaft needs to lock, and guarantees that holder has enough stability.
Summary of the invention
The present invention provides holder armshaft structure and the cradle head structure with the holder armshaft structure.
According to a first aspect of the embodiments of the present invention, a kind of holder armshaft structure, including the first armshaft, the second armshaft are provided
And the retaining mechanism that first armshaft and second armshaft can be locked；Wherein, the retaining mechanism includes: sliding
Component, driving assembly and the clamping element being set on second armshaft, the driving component drive the slide assemblies from
First position is moved to the second position, so that the clamping element clamps or loosens first armshaft, and then by the first axle
Arm and second armshaft locking or unlock.
According to a second aspect of the embodiments of the present invention, a kind of cradle head structure, including electric machine assembly and holder armshaft knot are provided
Structure, the holder armshaft structure include the first armshaft, the second armshaft and can be by first armshaft and second armshaft
The retaining mechanism of locking；Wherein, the retaining mechanism includes: slide assemblies, driving assembly and is set to second armshaft
On clamping element, the driving component drives the slide assemblies to be moved to the second position from first position, so that the clamping
Part clamps or loosens first armshaft, and then first armshaft and second armshaft are locked or unlocked；The motor
Component includes first motor and the second motor, and the first motor drives the first armshaft rotation, the second motor setting
For driving third armshaft to rotate on second armshaft.
According to a third aspect of the embodiments of the present invention, a kind of holder armshaft structure, including the first armshaft, the second armshaft are provided
And the retaining mechanism that first armshaft and second armshaft can be locked；Wherein, the retaining mechanism includes: straight line
Driving assembly and the clamping element being set on second armshaft, the linear drives component directly drive or drive indirectly described
Clamping element clamps or loosens first armshaft, and then first armshaft and second armshaft are locked or unlocked.
According to a fourth aspect of the embodiments of the present invention, a kind of cradle head structure, including electric machine assembly and holder armshaft knot are provided
Structure, the holder armshaft structure, including the first armshaft, the second armshaft and can be by first armshaft and second armshaft
The retaining mechanism of locking；Wherein, the retaining mechanism includes: linear drives component and the clamping that is set on second armshaft
Part, the linear drives component directly drive or the clamping element are driven to clamp or loosen first armshaft indirectly, and then will
First armshaft and second armshaft locking or unlock；The electric machine assembly includes first motor and the second motor, described
First motor drives the first armshaft rotation, and second motor is arranged on second armshaft for driving third armshaft
Rotation.
The driving component of holder armshaft structure of the invention, the retaining mechanism drives the slide assemblies from first
Position is moved to the second position, by the mutual cooperation of slide assemblies and clamping element, so that the clamping element clamps or loosen institute
The first armshaft is stated, and then first armshaft and second armshaft are locked.Alternatively, direct by the linear drives component
It drives the clamping element to clamp or loosen first armshaft, and then first armshaft and second armshaft is locked or solved
Lock.
The driving component of cradle head structure of the invention, the retaining mechanism drives the slide assemblies from first position
It is moved to the second position, by the mutual cooperation of slide assemblies and clamping element, so that the clamping element clamps or loosen described the
One armshaft, and then first armshaft and second armshaft are locked.Alternatively, being directly driven by the linear drives component
The clamping element clamps or loosens first armshaft, and then first armshaft and second armshaft are locked or unlocked.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the stereoscopic schematic diagram of the holder armshaft structure shown in one embodiment of the invention.
Fig. 2 is the decomposition diagram of holder armshaft structure shown in FIG. 1.
Fig. 3 is the side view of holder armshaft structure shown in FIG. 1.
Fig. 4 is diagrammatic cross-section of the holder armshaft structure shown in Fig. 3 along the direction A-A.
Fig. 5 is diagrammatic cross-section of the holder armshaft structure shown in Fig. 3 along the direction B-B.
Fig. 6 to Fig. 8 is the work of the driving assembly and slide assemblies of holder armshaft structure shown in FIG. 1 in one embodiment
Make status diagram.
The driving assembly and slide assemblies that Fig. 9 to Figure 11 is holder armshaft structure shown in FIG. 1 are in another embodiment
Working state schematic representation.
Figure 12 be the linear drives component of the holder armshaft structure shown in one embodiment of the invention in one embodiment
Working state schematic representation.
Figure 13 be the linear drives component of the holder armshaft structure shown in one embodiment of the invention in another embodiment
Working state schematic representation.
Figure 14 is a kind of stereoscopic schematic diagram of cradle head structure shown in one embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
It is only to be not intended to limit the invention merely for for the purpose of describing particular embodiments in terminology used in the present invention.
It is also intended in the present invention and the "an" of singular used in the attached claims, " described " and "the" including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
With reference to the accompanying drawing, the cradle head structure to holder armshaft structure of the present invention and with the holder armshaft structure carries out detailed
It describes in detail bright.In the absence of conflict, the feature in following embodiment and embodiment can be combined with each other.
Referring to figs. 1 to 5, the present invention provides a kind of holder armshaft structures 1, including the first armshaft 2, the second armshaft
3, second armshaft 3 can be adjusted relative to the mobile guiding mechanism 20 of first armshaft 2 and can be by the first axle
The retaining mechanism 10 of arm 2 and second armshaft 3 locking.Wherein, the retaining mechanism 10 includes: slide assemblies, driving assembly
And it is set to the clamping element 151 on second armshaft 3, the driving component drives the slide assemblies to move from first position
It moves to the second position, so that the clamping element 151 clamps or loosens first armshaft 2, and then by first armshaft 2 and institute
State the locking of the second armshaft 3 or unlock.
As depicted in figs. 1 and 2, mounting hole 30 is offered on second armshaft 3, the clamping element 151 is installed in described
The through hole worn for first armshaft 2 is formed in mounting hole 30 and in the mounting hole 30, the clamping element 151 is in institute
Under the drive for stating slide assemblies, move along the direction close to or far from first armshaft 2 so that the aperture of the through hole is contracted
It is small or expand to make the clamping element 151 to clamp or loosen first armshaft 2, and then by first armshaft 2 and described
The locking of second armshaft 3 or unlock.
Further, top cover 110 and side cover 120 are installed on second armshaft 3, the side cover 120 is fixed at
One end of second armshaft 3, the top cover 110 be fixed on the side cover 120 and with the side cover 120, second axis
The end of arm 3 surrounds the mounting hole 30 jointly.Optionally, the top cover 110 and the clamping element 151 are located at described
The two sides of one armshaft 2.In the embodiment shown in figure 2, the top cover 110 is located at the top of first armshaft 2, the folder
Tight part 151 is located at the lower section of first armshaft 2.The clamping element 151 is under the driving of the slide assemblies, along close or remote
Direction from first armshaft 2 is mobile to cooperate the top cover 110 to clamp or loosen first armshaft 2, and then by institute
State the first armshaft 2 and second armshaft 3 locking or unlock.Optionally, top cover 110 and the one of side cover 120 and the second armshaft 3 at
Type.
Further, first armshaft 2 is equipped with limit guide surface 130, and the top cover 110 is equipped with and the limit
The compatible limit faying face 140 of guide surface 130.Optionally, the limit guide surface 130 is limit inclined-plane or limit circular arc
Face, the limit faying face 140 are limit inclined-plane corresponding with the limit guide surface 130 or limit arc surface.The top
The limit faying face 140 being arranged on lid 110 is equipped with limit guide surface 130 with first armshaft 2 and matches, it is ensured that institute
State the second armshaft 3 relative to first armshaft 2 it is mobile during, first armshaft 2 will not rotate, to ensure that
The stability of holder armshaft structure 1.It should be noted that limit guide surface 130 and limit faying face 140 are not limited to that,
Can arbitrarily guarantee second armshaft 3 relative to first armshaft 2 it is mobile during, first armshaft 2 will not occur
The limit guide surface 130 of rotation and the form of limit faying face 140, all should belong in protection scope of the present invention.
Further, the clamping element 151 be equipped with multiple pushing and pressing faces 154, the slide assemblies be equipped with pushed away with described
The guide surface cooperated to face 154.In the slide assemblies moving process, the guide surface pushes against the pushing and pressing face 154, makes described
Clamping element 151 is moved along the direction close to or far from first armshaft 2.It should be noted that is be arranged on clamping element 151 pushes away
Cooperation bevel angle to face 154 Yu the guide surface of the slide assemblies, as long as can satisfy the slide assemblies moving process
In, the guide surface can push against the pushing and pressing face 154 of the clamping element 151, make the clamping element 151 along close to or far from
The direction of first armshaft 2 is mobile, all should belong in protection scope of the present invention.
Optionally, as shown in Fig. 2, in one embodiment of the application, the slide assemblies include being set to the clamping
The connector 153 of 151 side of part and the matching piece 152 for being set to 151 other side of clamping element are set on the connector 153
There is the first guide surface 1551 of the guide surface, the matching piece 152 is equipped with the second guide surface 1552 of the guide surface.Institute
Stating driving assembly drives the connector 153 to be moved to the second position from first position, and drives the matching piece 152 towards leaning on
Mobile close or remote from the connector 153, the matching piece 152 and the connector 153 move towards or move backward process
In, second guide surface 1552 of the matching piece 152 pushes away jointly with first guide surface 1551 of the connector 153
The pushing and pressing face 154 to the clamping element 151 makes the clamping element 151 along the direction close to or far from first armshaft 2
It is mobile.It should be noted that the matching piece 152 can also omit, and utilize the mobile pushing clamping of the connector 153
The movement of part 151.
Optionally, in another embodiment of the application, the matching piece 152 can also be kept with second armshaft 3
It is relatively fixed, it is described to match during the driving component drives the connector 153 to be moved to the second position from first position
Second guide surface 1552 of component 152 and first guide surface 1551 of the connector 153 push against the folder jointly
The pushing and pressing face 154 of tight part 151, moves the clamping element 151 along the direction close to or far from first armshaft 2.It needs
It is noted that the matching piece 152 can also omit, and utilize the mobile pushing clamping element 151 of the connector 153
It is mobile.
Individually below by taking the driving component is lead screw transmission component and gear-rack drive component as an example, to the drive
The fit system of dynamic component and the slide assemblies is illustrated.But it should be recognized that the form of driving assembly of the invention
It is not limited in above two form, the slide assemblies can be arbitrarily driven to be moved to the driving of the second position from first position
The form of component, all should belong in protection scope of the present invention.
Shown in Figure 6, in the example shown in Fig. 6, the driving component is lead screw transmission component, the slide assemblies
In be equipped with threaded joints, the lead screw transmission component includes: the adjusting rod 160 for being arranged in the slide assemblies, the adjusting
Bar 160 is equipped with first end screw thread 161, and the threaded joints of the first end screw thread 161 and the slide assemblies are spirally connected
To drive the slide assemblies to be moved to the second position from first position along the axial of the adjusting rod 160.Further, in conjunction with
Shown in Fig. 1 and Fig. 2, the second end of the adjusting rod 160 is pierced by second armshaft 3, the lead screw transmission component further include: with
The first actuator 170 that the second end of the adjusting rod 160 is fixedly connected, for driving the adjusting rod 160 to axially rotate,
To drive the slide assemblies to be moved to the second position from first position along the axial of the adjusting rod 160.
Optionally, the threaded joints are equipped in the connector 153 of the slide assemblies, adjusting rod 160 is along institute
The axis direction for stating connector 153 and the matching piece 152 is arranged in the connector 153 and matching piece 152, the adjusting rod
The threaded joints of 160 first end screw thread 161 and the connector 153 are spirally connected, and rotate the adjusting rod 160, can be with
The connector 153 is set to be moved to the second position from first position.The adjusting rod 160 is equipped with for driving the matching piece
152 along the pushing and pressing part 162 of the axial movement of the adjusting rod 160.Further, first actuator 170 is knob, described
Gasket 171 is additionally provided between first actuator 170 and first armshaft 2, first actuator 170 drives the adjusting rod
160 axially rotate, make the pushing and pressing part 162 drive the matching piece 152 along the adjusting rod 160 be axially facing it is close or
It is mobile far from the connector 153.It should be noted that the first actuator 170 can be set in the side of the second armshaft 3,
It can be set and first actuator 170 is respectively set in the other side of the second armshaft 3 or the two sides of the second armshaft 3, all answer
In belonging to the scope of protection of the present invention.
Under a kind of working condition, the connector 153 is moved to the from first position along the axial of the adjusting rod 160
Two positions are to move from left to right as shown in Figure 7.In conjunction with shown in Fig. 2, Fig. 6 and Fig. 7, under the working condition, the tune
Direction shown in arrow rotates (i.e. with from right to left from Fig. 7 pole 160 along Fig. 7 under the driving of first actuator 170
Visual angle be rotated in the clockwise direction), the axial direction for making the pushing and pressing part 162 drive the matching piece 152 along the adjusting rod 160
It moves from right to left and moves closer to the connector 153, the matching piece 152 and connector 153 is respective described draws
Guide face pushes against the pushing and pressing face 154 of the clamping element 151 jointly, drives clamping element 151 to move upwards, matches clamping element 151
It closes the top cover 110 and clamps first armshaft 2, and then first armshaft 2 and second armshaft 3 are locked.
Under another working condition, the connector 153 is moved to along the axial of the adjusting rod 160 from first position
The second position is to move from right to left as shown in Figure 8.It is described under the working condition in conjunction with shown in Fig. 2, Fig. 6 and Fig. 8
Adjusting rod 160 under the driving of first actuator 170 along Fig. 8 the rotation of direction shown in arrow (with from dextrad i.e. from Fig. 8
Left visual angle rotates in the counterclockwise direction), the axis for making the pushing and pressing part 162 drive the matching piece 152 along the adjusting rod 160
The connector 153 is gradually distance to moving from left to right, the matching piece 152 and the connector 153 are respective described
Guide surface pushes against the pushing and pressing face 154 of the clamping element 151 jointly, drives clamping element 151 to move downward, makes clamping element 151
Cooperate the top cover 110 to loosen first armshaft 2, and then first armshaft 2 and second armshaft 3 are unlocked.
Shown in Figure 9, in the example shown in Fig. 9, the driving component is gear-rack drive component, the gear
Rack drive assembly includes: gear member 181 and transmission connection in the rack member 182 of 181 first end of gear member, the rack gear
Part 182 is fixedly connected on the slide assemblies, and the rack member 182 drives the sliding under the driving of the gear member 181
Component is moved to the second position from first position along the length direction of the rack member 182.Further, the gear member 181
Second end be pierced by second armshaft 3, the gear-rack drive component further include: the second end with the gear member 181
The second actuator being fixedly connected drives the rack member 182 described for driving the gear member 181 to axially rotate
Slide assemblies are moved to the second position from first position along the length direction of the rack member 182.
Optionally, the rack member 182 is fixedly connected along the matching piece 152 with the axis direction of the connector 153
In the connector 153, matching piece 152 and second armshaft 3 are relatively fixed, and second actuator drives the gear member
181 axially rotate, and the rack member 182 is made to drive the connector 153 along the length direction of the rack member 182 from first
Position is moved to the second position.
Under a kind of working condition, the connector 153 is moved along the length direction of the rack member 182 from first position
To the second position, moved from right to left shown in Figure 10.In conjunction with shown in Fig. 2, Fig. 9 and Figure 10, under the working condition,
The gear member 181 direction shown in arrow along Figure 10 under second actuator driving rotates (i.e. along up time in Figure 10
The rotation of needle direction), drive the rack member 182 mobile from right to left to driving the connector 153 to move from right to left and
The matching piece 152 is moved closer to, the connector 153 and the respective guide surface of the matching piece 152 push against institute jointly
The pushing and pressing face 154 of clamping element 151 is stated, clamping element 151 is driven to move upwards, makes clamping element 151 that the top cover 110 be cooperated to press from both sides
Tight first armshaft 2, and then first armshaft 2 and second armshaft 3 are locked.
Under another working condition, the connector 153 is moved along the length direction of the rack member 182 from first position
It moves to the second position, is moved from left to right shown in Figure 11.In conjunction with shown in Fig. 2, Fig. 9 and Figure 11, in the working condition
Under, the gear member 181 direction shown in arrow along Figure 11 under second actuator driving rotates (i.e. along inverse in Figure 11
Clockwise rotation), drive the rack member 182 to move from left to right to drive the connector 153 to move from left to right
And it is gradually distance from the matching piece 152, the connector 153 and the respective guide surface of the matching piece 152 push against jointly
The pushing and pressing face 154 of the clamping element 151 drives clamping element 151 to move downward, clamping element 151 is made to cooperate the top cover 110
First armshaft 2 is loosened, and then first armshaft 2 and second armshaft 3 are unlocked.
It recombines shown in Fig. 1 to Fig. 5, in one embodiment of the application, first armshaft 2 is equipped with guide channel
210.The guiding mechanism 20 includes: guiding axis 220 and is movably connected on the guiding axis along the axial direction of the guiding axis 220
Driving member 230 on 220, the guiding axis 220 are arranged in the guide channel 210, the driving member 230 and described second
Armshaft 3 is fixedly connected.Further, the guiding mechanism 20 further include: be connected to the third actuator of the guiding axis 220
240, for driving the driving member 230 to move along the axially opposing guiding axis 220 of the guiding axis 220.Optionally, institute
Stating guiding axis 220 is screw rod, and the guiding axis 220 is arranged in the driving member 230 and keeps screw thread to connect with the driving member 230
It connects.The tail end of the guiding axis 220 stretches out the guide channel 210, and the third actuator 240 is connected to the guiding axis
220 tail end for driving the guiding axis 220 to axially rotate, and then makes the driving member 230 along the guiding axis 220
The axially opposing guiding axis 220 it is mobile.Optionally, second armshaft 3 is equipped with guide holder 31, the driving member 230
It is installed on the guide holder 31, the guide holder 31 is equipped with the through-hole worn for the guiding axis 220.
Further, the guiding mechanism 20 further include: be set to the third actuator 240 and first armshaft 2
Between locating piece 250, the locating piece 250 is equipped with location hole 251, and the tail end of the guiding axis 220 passes through the positioning
Hole 251 is connect with the third actuator 240 in turn.Optionally, close to the third actuator 240 on the locating piece 250
The side wall of side, which is recessed inwardly, is formed with positioning chamber 252, and the third actuator 240 includes being set in the positioning chamber 252
Locating piece 241 and the knob block 242 being fixedly connected with the locating piece 241, the guiding axis 220 and the locating piece 241
It is fixedly connected.
As shown in connection with fig. 2, when practical operation, by rotating clockwise knob block 242, driving member 230 is made to be oppositely oriented axis
220 are moved to the left, to make driving member 230 that opposite second armshaft 3 of the first armshaft 2 be driven to be moved to the left, reach shortening first axle
The purpose of the length of arm 2.After the length adjustment of the first armshaft 2, then by the slide assemblies of the retaining mechanism 10 and
The mutual cooperation of clamping element 151, so that the clamping element 151 clamps first armshaft 2, and then by 2 He of the first armshaft
Second armshaft 3 is locked.When needing to adjust the length of the first armshaft 2 again, then pass through the Slide Group of the retaining mechanism 10
The mutual cooperation of part and clamping element 151, so that the clamping element 151 loosens first armshaft 2, by 2 He of the first armshaft
Second armshaft 3 unlocks.
By rotating counterclockwise knob block 242, so that driving member 230 is oppositely oriented axis 220 and move right, to make driving member
230 drive opposite second armshaft 3 of the first armshaft 2 to move right, and achieve the purpose that the length for increasing the first armshaft 2.Work as first axle
After the length adjustment of arm 2, then the mutual cooperation of slide assemblies and clamping element 151 by the retaining mechanism 10, so that
The clamping element 151 clamps first armshaft 2, and then first armshaft 2 and second armshaft 3 are locked.It needs again
When the secondary length for adjusting the first armshaft 2, then the mutual cooperation of slide assemblies and clamping element 151 by the retaining mechanism 10,
So that the clamping element 151 loosens first armshaft 2, first armshaft 2 and second armshaft 3 are unlocked.
In another embodiment of the application, the present invention also provides a kind of holder armshaft structures, including the first armshaft,
Two armshafts can adjust second armshaft relative to the mobile guiding mechanism of first armshaft and can be by described first
The retaining mechanism of armshaft and second armshaft locking.Wherein, the retaining mechanism includes: linear drives component and is set to institute
The clamping element on the second armshaft is stated, clamping element described in the linear drives Component driver clamps or loosens first armshaft, into
And first armshaft and second armshaft are locked or unlocked.It should be noted that in embodiment as described above and reality
It applies the description as described in the guiding mechanism and the clamping element in mode and is equally applicable to the holder armshaft structure.
In one embodiment of the application, the linear drives component directly drives the clamping element clamping or loosens described
First armshaft.
Individually below using the linear drives component as lead screw transmission component, gear-rack drive component and cylinder-driven
For component, the mode that the linear drives component directly drives the clamping element clamping or loosens first armshaft is carried out
Explanation.But it should be recognized that linear drives component of the invention, which directly drives the clamping element, clamps or loosens described first
The form of armshaft is not limited in above-mentioned three kinds of forms, can arbitrarily directly drive the clamping element and clamp or loosen described first
The form of the linear drives component of armshaft, all should belong in protection scope of the present invention.
Linear drives component directly drives the first way that the clamping element clamped or loosened first armshaft: described
Linear drives component is lead screw transmission component, and the lead screw transmission component includes: the axis direction screw thread along second armshaft
It is connected to the screw rod of second armshaft, the first end of the screw rod is for pushing the clamping element along close to or far from described the
The direction of one armshaft is mobile.Optionally, the second end of the screw rod is pierced by second armshaft, and the lead screw transmission component also wraps
Include: the actuator being fixedly connected with the second end of the screw rod for driving the screw rod to rotate and being axially moveable, and then makes
The first end of the screw rod pushes the clamping element to move along the direction close to or far from first armshaft.
Linear drives component directly drives the second way that the clamping element clamped or loosened first armshaft: referring to
Shown in Figure 12, in the example in figure 12, the linear drives component is lead screw transmission component, and the lead screw transmission component includes:
The screw rod 160 of second armshaft, the first end edge of the screw rod 160 are threadedly connected to along the axis direction of first armshaft
Periphery, which is equipped with, abuts inclined-plane 163, and the clamping element 151 is equipped with support compatible with the abutting inclined-plane 163 of the screw rod 160
Connect mating surface 1511, in 160 moving process of screw rod, the abutting inclined-plane 163 of the screw rod 160 pushes against the clamping element 151
Contact face 1511, and then the clamping element 151 is driven to move along the direction close to or far from first armshaft.Work as spiral shell
When bar 160 moves downward, what the abutting inclined-plane 163 of the screw rod 160 pushed against the clamping element 151 contacts face 1511, makes
The clamping element 151 moves upwards.When screw rod 160 moves right, the abutting inclined-plane 163 of the screw rod 160 pushes against the folder
Tight part 151 contacts face 1511, moves downward the clamping element 151.Optionally, the second end of the screw rod 160 is worn
Second armshaft out, the lead screw transmission component further include: the actuator being fixedly connected with the second end of the screw rod 160,
For driving the screw rod 160 to rotate and being axially moveable.
Linear drives component directly drives the third mode that the clamping element clamped or loosened first armshaft: described
Linear drives component is gear-rack drive component, and the gear-rack drive component includes: gear member and transmission connection in institute
The rack member of gear member first end is stated, the rack member is arranged along the axis direction of second armshaft, and the rack member is in institute
State and moved along its length under the driving of gear member, the end of the rack member for push the clamping element along close to or far from
The direction of first armshaft is mobile.Optionally, the second end of the gear member is pierced by second armshaft, the rack-and-pinion
Driving assembly further include: the actuator being fixedly connected with the second end of the gear member, for driving the gear member along axial
Rotation, moves the rack member along its length, so make the end of the rack member push the clamping element along close or
Direction far from first armshaft is mobile.
Linear drives component directly drives the 4th kind of mode that the clamping element clamped or loosened first armshaft: referring to
Shown in Figure 13, in the example shown in Figure 13, the linear drives component is gear-rack drive component, and the rack-and-pinion is driven
Dynamic component includes: gear member 181 and transmission connection in the rack member 182 of 181 first end of gear member, the rack member 182
Axis direction along first armshaft is arranged, and the rack member 182 is moved along its length under the driving of the gear member 181
Dynamic, the end of the rack member 182, which is equipped with, abuts inclined-plane 183, and the clamping element 151, which is equipped with, abuts 183 phase of inclined-plane with described
Adaptation contacts face 1511, and in 182 moving process of rack member, the abutting inclined-plane 183 of the rack member 182 pushes against institute
That states clamping element 151 contacts face 1511, and then drives the clamping element 151 along the side close to or far from first armshaft
To movement.When gear member 181 rotates clockwise, sliding tooth condition 182 is moved downward, the abutting inclined-plane of the rack member 182
The 183 pushing and pressing clamping elements 151 contact face 1511, move upwards the clamping element 151.When 181 inverse time of gear member
Sliding tooth condition 182 moves right when needle rotates, and the abutting inclined-plane 183 of the rack member 182 pushes against supporting for the clamping element 151
Mating surface 1511 is connect, the clamping element 151 is moved downward.Optionally, the second end of the gear member 181 is pierced by described second
Armshaft, the gear-rack drive component further include: the actuator being fixedly connected with the second end of the gear member 181 is used for
It drives the gear member 181 to axially rotate, moves the rack member 182 along its length.
Linear drives component directly drives the fifth procedure that the clamping element clamped or loosened first armshaft: described
Linear drives component directly drives the clamping element movement, and the linear drives component is cylinder transmission component, and the cylinder passes
Dynamic component includes: the cylinder-driven part that second armshaft is connected to along the axis direction of second armshaft, the cylinder part
First end be used to that the clamping element to be pushed to move along the direction close to or far from first armshaft.Optionally, the cylinder
The second end of driving member is pierced by second armshaft, the cylinder transmission component further include: second with the cylinder-driven part
The actuator being fixedly connected is held, for driving the cylinder-driven part telescopic moving.
Linear drives component directly drives the 6th kind of mode that the clamping element clamped or loosened first armshaft: described
Linear drives component is cylinder transmission component, and the cylinder transmission component includes: the axis direction connection along first armshaft
In the cylinder-driven part of second armshaft, the first end of the cylinder part, which is equipped with, abuts inclined-plane, the clamping element be equipped with
Abutted inclined-plane is compatible to contact face, and in the cylinder moving process, the abutting inclined-plane of the cylinder-driven part is pushed against
The clamping element contacts face, and then the clamping element is driven to move along the direction close to or far from first armshaft.
Optionally, the second end of the cylinder-driven part is pierced by second armshaft, the cylinder transmission component further include: with the gas
The actuator that the second end of cylinder driving member is fixedly connected, for driving the cylinder-driven part telescopic moving.It is another in the application
In embodiment, the linear drives component can drive the clamping element clamping by a conversion driving assembly or loosen described
First armshaft, the conversion driving assembly move under the driving of the linear drives component, and by the linear drives component
Driving force be converted to the driving force to the clamping element so that the clamping element along close to or far from first armshaft side
To movement.
Individually below by taking the linear drives component is lead screw transmission component and gear-rack drive component as an example, to institute
Linear drives component is stated in such a way that the conversion driving assembly drives the clamping element to clamp or loosen first armshaft
It is illustrated.But it should be recognized that linear drives component of the invention drives the clamping by the conversion driving assembly
The form that part clamped or loosened first armshaft is not limited in above two form, can arbitrarily be driven by the conversion
Clamping element described in Component driver clamps or loosens the form of the linear drives component of first armshaft, and the present invention all should belong to
Protection scope in.
Linear drives component drives the clamping element to clamp or loosen first armshaft by the conversion driving group
First way: the conversion driving assembly includes: to be supported in the driving wheel of the clamping element bottom and be set to the biography
Drive block on driving wheel.The linear drives component is lead screw transmission component, and the lead screw transmission component includes: along described first
The axis direction of armshaft is threadedly connected to the screw rod of second armshaft, and the first end of the screw rod is equipped with for pushing the biography
The pushing block of motion block, the drive block drive the driving wheel to rotate under the promotion of the pushing block, and then drive the folder
Tight part is moved along the direction close to or far from first armshaft.Optionally, the second end of the screw rod is pierced by second axis
Arm, the lead screw transmission component further include: the actuator being fixedly connected with the second end of the screw rod, for driving the screw rod
It is axially moveable, and then the pushing block is driven to push the drive block.
When screw rod moves downward, the drive block is moved downward together under the promotion of the pushing block and is driven described
Driving wheel rotates clockwise, and then the clamping element is driven to move upwards.When screw rod moves right, the drive block is described
It is moved right together under the promotion of pushing block and the driving wheel is driven to rotate counterclockwise, and then the clamping element is driven to transport downwards
It is dynamic.
Linear drives component drives the clamping element to clamp or loosen first armshaft by the conversion driving group
The second way: the conversion driving assembly includes: to be supported in the driving wheel of the clamping element bottom and be set to the biography
Drive block on driving wheel.The linear drives component is gear-rack drive component, and the gear-rack drive component includes: tooth
In the rack member of the gear member first end, the rack member is set along the axis direction of first armshaft for gear member and transmission connection
It sets, the rack member moves along its length under the driving of the gear member, and the end of the rack member is equipped with for pushing
The pushing block that the clamping element is moved along the direction close to or far from first armshaft, the drive block is in the pushing block
The lower drive driving wheel rotation is pushed, and then the clamping element is driven to move along the direction close to or far from first armshaft
It is dynamic.Optionally, the second end of the gear member is pierced by second armshaft, the gear-rack drive component further include: with institute
The actuator that the second end of gear member is fixedly connected is stated, for driving the gear member to axially rotate, makes the rack member edge
Length direction is mobile, and then the pushing block is driven to push the drive block.
When gear member rotates clockwise, sliding tooth condition is moved downward, and the drive block is under the promotion of the pushing block
It moves downward together and the driving wheel is driven to rotate clockwise, and then the clamping element is driven to move upwards.When gear member is inverse
Sliding tooth condition moves right when hour hands rotate, and the drive block is moved right and driven together under the promotion of the pushing block
The driving wheel rotates counterclockwise, and then the clamping element is driven to move downward.
Holder armshaft structure of the invention, is capable of providing reliable locking mode, and locking force is big, and surface structure is succinct,
Facilitate operation.Reliable lock after holder can be made to level, holder rigidity is sufficiently large, keeps cradle head control effect more preferable.
Shown in Figure 14, the present invention also provides a kind of cradle head structures 4, including electric machine assembly and the above-mentioned each reality of the present invention
Apply holder armshaft structure described in mode 1.The holder armshaft structure 1 includes the first armshaft 2, the second armshaft 3 and third
Armshaft 7, the electric machine assembly include first motor 5 and the second motor 6, and the first motor 5 drives the rotation of the first armshaft 2, institute
The second motor 6 is stated to be arranged on second armshaft 3 for driving third armshaft 7 to rotate.It should be noted that as described above
Embodiment and embodiment in the description as described in the holder armshaft structure be equally applicable to cradle head structure 4 of the invention.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.The terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
Method and apparatus are provided for the embodiments of the invention above to be described in detail, it is used herein specifically a
Principle and implementation of the present invention are described for example, and it is of the invention that the above embodiments are only used to help understand
Method and its core concept；At the same time, for those skilled in the art, according to the thought of the present invention, in specific embodiment party
There will be changes in formula and application range, in conclusion the contents of this specification are not to be construed as limiting the invention.
This patent document disclosure includes material protected by copyright.The copyright is all for copyright holder.Copyright
Owner does not oppose the patent document in the presence of anyone replicates the proce's-verbal of Patent&Trademark Office and archives or should
Patent discloses.
Claims (53)
1. a kind of holder armshaft structure, which is characterized in that including the first armshaft, the second armshaft and can be by first armshaft
With the retaining mechanism of second armshaft locking；Wherein, the retaining mechanism includes:
Slide assemblies, driving assembly and the clamping element being set on second armshaft, the driving component drive the cunning
Dynamic component is moved to the second position from first position, so that the clamping element clamps or loosen first armshaft, and then by institute
State the first armshaft and second armshaft locking or unlock.
2. holder armshaft structure according to claim 1, it is characterised in that:
Mounting hole is offered on second armshaft, the clamping element is installed in the mounting hole and the shape in the mounting hole
At the through hole worn for first armshaft, the clamping element is under the drive of the slide assemblies, along close to or far from institute
The direction for stating the first armshaft is mobile so that the aperture of the through hole reduces or expands that the clamping element is made to clamp or loosen
First armshaft, and then first armshaft and second armshaft are locked or unlocked.
3. holder armshaft structure according to claim 2, it is characterised in that: be installed with top cover on second armshaft, institute
Top cover is stated to be fixed on one end of second armshaft and surround the mounting hole, the top cover and institute jointly with second armshaft
State the two sides that clamping element is located at first armshaft.
4. holder armshaft structure according to claim 3, which is characterized in that first armshaft is equipped with limit guidance
Face, the top cover are equipped with limit faying face compatible with the limit guide surface.
5. holder armshaft structure according to claim 4, which is characterized in that the limit guide surface is limit inclined-plane or limit
Circle of position cambered surface, the limit faying face are limit inclined-plane corresponding with the limit guide surface or limit arc surface.
6. holder armshaft structure according to claim 1, it is characterised in that:
The clamping element is equipped with multiple pushing and pressing faces；
The slide assemblies are equipped with the guide surface cooperated with the pushing and pressing face；
In the slide assemblies moving process, the guide surface pushes against the pushing and pressing face, make the clamping element along close to or far from
The direction of first armshaft is mobile.
7. holder armshaft structure according to claim 6, it is characterised in that:
The slide assemblies include the connector for being set to the clamping element side, the driving component drive the connector from
First position is moved to the second position, and the connector is equipped with the first guide surface of the guide surface；
In the slide assemblies moving process, first guide surface of the connector pushes against the pushing and pressing of the clamping element
Face moves the clamping element along the direction close to or far from first armshaft.
8. holder armshaft structure according to claim 7, which is characterized in that the slide assemblies further include be set to it is described
The matching piece of the clamping element other side, the driving component drive the matching piece direction mobile close to or far from the connector,
The matching piece is equipped with the second guide surface of the guide surface；
In the slide assemblies moving process, second guide surface of the matching piece is drawn with described the first of the connector
Guide face pushes against the pushing and pressing face of the clamping element jointly, makes the clamping element along the direction close to or far from first armshaft
It is mobile.
9. holder armshaft structure according to claim 1, which is characterized in that the driving component is lead screw transmission component,
The slide assemblies include connector, threaded joints are equipped in the connector, the lead screw transmission component includes: to be arranged in
The adjusting rod of the connector, the adjusting rod are equipped with first end screw thread, the institute of the first end screw thread and the connector
Threaded joints are stated to be spirally connected to drive the connector to be moved to the second position from first position along the axial of the adjusting rod.
10. holder armshaft structure according to claim 9, which is characterized in that be additionally provided with pushing and pressing part, institute on the adjusting rod
Stating slide assemblies further includes matching piece, and the connector and part joined together are located at the two sides of the clamping element, the first end spiral shell
When line drives the connector to be moved to the second position from first position, the pushing and pressing part is by the matching piece towards close or remote
Direction from the connector pushes.
11. holder armshaft structure according to claim 9, which is characterized in that the second end of the adjusting rod is pierced by described
Second armshaft, the lead screw transmission component further include: the first actuator being fixedly connected with the second end of the adjusting rod, it is described
First actuator for driving the adjusting rod to axially rotate, with drive the slide assemblies along the adjusting rod it is axial from
First position is moved to the second position.
12. holder armshaft structure according to claim 1, which is characterized in that the driving component is gear-rack drive
Component, the gear-rack drive component includes: gear member and transmission connection in the rack member of the gear member first end, described
Rack member is fixedly connected on the slide assemblies, and the rack member drives the slide assemblies edge under the driving of the gear member
The length direction of the rack member is moved to the second position from first position.
13. holder armshaft structure according to claim 12, which is characterized in that the second end of the gear member is pierced by described
Second armshaft, the gear-rack drive component further include: the second actuator being fixedly connected with the second end of the gear member,
For driving the gear member to axially rotate, the length side for making the rack member drive the slide assemblies along the rack member
The second position is moved to from first position.
14. holder armshaft structure according to claim 1, which is characterized in that first armshaft is equipped with guide channel,
The holder armshaft structure further includes that can adjust second armshaft guiding mechanism mobile relative to first armshaft；
The guiding mechanism includes: guiding axis and is movably connected on transmission on the guiding axis along the axial direction of the guiding axis
Part, the guiding axis are arranged in the guide channel, and the driving member is fixedly connected with second armshaft.
15. holder armshaft structure according to claim 14, which is characterized in that the guiding mechanism further include: be connected to
The third actuator of the guiding axis, for driving the driving member to move along the axially opposing guiding axis of the guiding axis
It is dynamic.
16. holder armshaft structure according to claim 15, which is characterized in that the guiding axis is screw rod, the guiding
Axis is arranged in the driving member and is threadedly coupled with driving member holding；It is logical that the tail end of the guiding axis stretches out the guiding
Road, the third actuator are connected to the tail end of the guiding axis, for driving the guiding axis to axially rotate, and then make institute
The axially opposing guiding axis that driving member is stated along the guiding axis moves.
17. holder armshaft structure according to claim 15, which is characterized in that the guiding mechanism further include: be set to
Locating piece between the third actuator and first armshaft, the locating piece are equipped with location hole, the guiding axis
Tail end passes through the location hole and then connect with the third actuator.
18. holder armshaft structure according to claim 17, which is characterized in that driven on the locating piece close to the third
The side wall of moving part side, which is recessed inwardly, is formed with positioning chamber, and the third actuator includes the locating piece in the positioning chamber
And the knob block being fixedly connected with the locating piece, the guiding axis are fixedly connected with the locating piece.
19. a kind of cradle head structure, including electric machine assembly, it is characterised in that:
The cradle head structure further includes holder armshaft structure, the holder armshaft structure include the first armshaft, the second armshaft and
The retaining mechanism that first armshaft and second armshaft can be locked；Wherein, the retaining mechanism includes: Slide Group
Part, driving assembly and the clamping element being set on second armshaft, the driving component drive the slide assemblies from the
One position is moved to the second position, so that the clamping element clamps or loosens first armshaft, and then by first armshaft
It locks or unlocks with second armshaft；
The electric machine assembly includes first motor and the second motor, and the first motor drives the first armshaft rotation, described
Second motor is arranged on second armshaft for driving third armshaft to rotate.
20. cradle head structure according to claim 19, it is characterised in that:
Mounting hole is offered on second armshaft, the clamping element is installed in the mounting hole and the shape in the mounting hole
At the through hole worn for first armshaft, the clamping element is under the drive of the slide assemblies, along close to or far from institute
The direction for stating the first armshaft is mobile so that the aperture of the through hole reduces or expands that the clamping element is made to clamp or loosen
First armshaft, and then first armshaft and second armshaft are locked or unlocked.
21. cradle head structure according to claim 20, it is characterised in that: it is installed with top cover on second armshaft, it is described
Top cover is fixed on one end of second armshaft and surrounds the mounting hole jointly with second armshaft, the top cover and described
Clamping element is located at the two sides of first armshaft.
22. cradle head structure according to claim 21, which is characterized in that first armshaft is equipped with limit guide surface,
The top cover is equipped with limit faying face compatible with the limit guide surface.
23. cradle head structure according to claim 22, which is characterized in that the limit guide surface is limit inclined-plane or limit
Arc surface, the limit faying face are limit inclined-plane corresponding with the limit guide surface or limit arc surface.
24. cradle head structure according to claim 19, it is characterised in that:
The clamping element is equipped with multiple pushing and pressing faces；
The slide assemblies are equipped with the guide surface cooperated with the pushing and pressing face；
In the slide assemblies moving process, the guide surface pushes against the pushing and pressing face, make the clamping element along close to or far from
The direction of first armshaft is mobile.
25. cradle head structure according to claim 24, it is characterised in that:
The slide assemblies include the connector for being set to the clamping element side, the driving component drive the connector from
First position is moved to the second position, and the connector is equipped with the first guide surface of the guide surface；
In the slide assemblies moving process, first guide surface of the connector pushes against the pushing and pressing of the clamping element
Face moves the clamping element along the direction close to or far from first armshaft.
26. cradle head structure according to claim 25, which is characterized in that the slide assemblies further include being set to the folder
The matching piece of the tight part other side, the driving component drive the matching piece towards mobile, the institute close to or far from the connector
State the second guide surface that matching piece is equipped with the guide surface；
In the slide assemblies moving process, second guide surface of the matching piece is drawn with described the first of the connector
Guide face pushes against the pushing and pressing face of the clamping element jointly, makes the clamping element along the direction close to or far from first armshaft
It is mobile.
27. cradle head structure according to claim 19, which is characterized in that the driving component is lead screw transmission component, institute
Stating slide assemblies includes connector, threaded joints is equipped in the connector, the lead screw transmission component includes: to be arranged in institute
The adjusting rod of connector is stated, the adjusting rod is equipped with first end screw thread, and the first end screw thread is described with the connector
Threaded joints are spirally connected to drive the connector to be moved to the second position from first position along the axial of the adjusting rod.
28. cradle head structure according to claim 27, which is characterized in that pushing and pressing part is additionally provided on the adjusting rod, it is described
Slide assemblies further include matching piece, and the connector and part joined together are located at the two sides of the clamping element, the first end screw thread
When the connector being driven to be moved to the second position from first position, the pushing and pressing part by the matching piece towards close to or far from
The direction of the connector pushes.
29. cradle head structure according to claim 27, which is characterized in that the second end of the adjusting rod is pierced by described second
Armshaft, the lead screw transmission component further include: the first actuator being fixedly connected with the second end of the adjusting rod, described first
Actuator is for driving the adjusting rod to axially rotate, to drive the slide assemblies along the axial from first of the adjusting rod
Position is moved to the second position.
30. cradle head structure according to claim 19, which is characterized in that the driving component is gear-rack drive group
Part, the gear-rack drive component include: gear member and transmission connection in the rack member of the gear member first end, the tooth
Condition is fixedly connected on the slide assemblies, and the rack member drives the slide assemblies along institute under the driving of the gear member
The length direction for stating rack member is moved to the second position from first position.
31. cradle head structure according to claim 30, which is characterized in that the second end of the gear member is pierced by described second
Armshaft, the gear-rack drive component further include: the second actuator being fixedly connected with the second end of the gear member is used for
Drive the gear member to axially rotate, make the rack member drive the slide assemblies along the rack member length direction from
First position is moved to the second position.
32. cradle head structure according to claim 19, which is characterized in that first armshaft is equipped with guide channel, institute
Stating holder armshaft structure further includes that can adjust second armshaft guiding mechanism mobile relative to first armshaft；
The guiding mechanism includes: guiding axis and is movably connected on transmission on the guiding axis along the axial direction of the guiding axis
Part, the guiding axis are arranged in the guide channel, and the driving member is fixedly connected with second armshaft.
33. cradle head structure according to claim 32, which is characterized in that the guiding mechanism further include: be connected to described
The third actuator of guiding axis, for driving the driving member to move along the axially opposing guiding axis of the guiding axis.
34. cradle head structure according to claim 33, which is characterized in that the guiding axis is screw rod, and the guiding axis is worn
It is threadedly coupled set on the driving member and with driving member holding；The tail end of the guiding axis stretches out the guide channel, institute
The tail end that third actuator is connected to the guiding axis is stated, for driving the guiding axis to axially rotate, and then makes the biography
Moving part is moved along the axially opposing guiding axis of the guiding axis.
35. cradle head structure according to claim 33, which is characterized in that the guiding mechanism further include: be set to described
Locating piece between third actuator and first armshaft, the locating piece are equipped with location hole, the tail end of the guiding axis
It is connect across the location hole and then with the third actuator.
36. cradle head structure according to claim 35, which is characterized in that close to the third actuator on the locating piece
The side wall of side, which is recessed inwardly, is formed with positioning chamber, the third actuator include locating piece in the positioning chamber and
The knob block being fixedly connected with the locating piece, the guiding axis are fixedly connected with the locating piece.
37. a kind of holder armshaft structure, which is characterized in that including the first armshaft, the second armshaft and can be by the first axle
The retaining mechanism of arm and second armshaft locking；Wherein, the retaining mechanism includes:
Linear drives component and the clamping element being set on second armshaft, clamping element described in the linear drives Component driver
First armshaft is clamped or loosened, and then first armshaft and second armshaft are locked or unlocked；
Mounting hole is offered on second armshaft, the clamping element is installed in the mounting hole and the shape in the mounting hole
At the through hole worn for first armshaft, the clamping element is under the drive of the linear drives component, along close or remote
Direction from first armshaft it is mobile so that the aperture of the through hole reduce or expand to make the clamping element clamp or
First armshaft is loosened, and then first armshaft and second armshaft are locked or unlocked.
38. the holder armshaft structure according to claim 37, it is characterised in that: it is installed with top cover on second armshaft,
The top cover is fixed on one end of second armshaft and surrounds the mounting hole jointly with second armshaft, the top cover and
The clamping element is located at the two sides of first armshaft.
39. the holder armshaft structure according to claim 38, which is characterized in that first armshaft is equipped with limit guidance
Face, the top cover are equipped with limit faying face compatible with the limit guide surface.
40. holder armshaft structure according to claim 39, which is characterized in that the limit guide surface be limit inclined-plane or
Arc surface is limited, the limit faying face is limit inclined-plane corresponding with the limit guide surface or limit arc surface.
41. the holder armshaft structure according to claim 37, which is characterized in that the linear drives component is lead screw transmission
Component, the lead screw transmission component include: the spiral shell that second armshaft is threadedly connected to along the axis direction of second armshaft
Bar, the first end of the screw rod are used to that the clamping element to be pushed to move along the direction close to or far from first armshaft.
42. the holder armshaft structure according to claim 37, which is characterized in that the linear drives component is lead screw transmission
Component, the lead screw transmission component include: the spiral shell that second armshaft is threadedly connected to along the axis direction of first armshaft
Bar, circumferentially face is equipped with abutting inclined-plane to the first end of the screw rod, and the clamping element is equipped with and is adapted with the abutting inclined-plane
Contact face, in the screw rod moving process, it is described abut that inclined-plane pushes against the clamping element contact face, make described
Clamping element is moved along the direction close to or far from first armshaft.
43. the holder armshaft structure according to claim 37, which is characterized in that the linear drives component is rack-and-pinion
Driving assembly, the gear-rack drive component include: gear member and are sequentially connected in the rack member of the gear member first end,
The rack member is arranged along the axis direction of second armshaft, and the rack member is under the driving of the gear member along length side
To movement, the end of the rack member is used to that the clamping element to be pushed to move along the direction close to or far from first armshaft.
44. the holder armshaft structure according to claim 37, which is characterized in that the linear drives component is rack-and-pinion
Driving assembly, the gear-rack drive component include: gear member and are sequentially connected in the rack member of the gear member first end,
The rack member is arranged along the axis direction of first armshaft, and the rack member is under the driving of the gear member along length side
To movement, the end of the rack member, which is equipped with, abuts inclined-plane, and the clamping element, which is equipped with, abuts that inclined-plane is compatible to be supported with described
Connect mating surface, in the rack member moving process, it is described abut that inclined-plane pushes against the clamping element contact face, make the folder
Tight part is moved along the direction close to or far from first armshaft.
45. a kind of cradle head structure, including electric machine assembly, it is characterised in that:
The cradle head structure further includes holder armshaft structure, the holder armshaft structure include the first armshaft, the second armshaft and
The retaining mechanism that first armshaft and second armshaft can be locked；Wherein, the retaining mechanism includes: linear drives
Component and the clamping element being set on second armshaft, clamping element described in the linear drives Component driver clamp or loosen institute
The first armshaft is stated, and then first armshaft and second armshaft are locked or unlocked；
The electric machine assembly includes first motor and the second motor, and the first motor drives the first armshaft rotation, described
Second motor is arranged on second armshaft for driving third armshaft to rotate.
46. cradle head structure according to claim 45, it is characterised in that:
Mounting hole is offered on second armshaft, the clamping element is installed in the mounting hole and the shape in the mounting hole
At the through hole worn for first armshaft, the clamping element is under the drive of the linear drives component, along close or remote
Direction from first armshaft it is mobile so that the aperture of the through hole reduce or expand to make the clamping element clamp or
First armshaft is loosened, and then first armshaft and second armshaft are locked or unlocked.
47. cradle head structure according to claim 46, it is characterised in that: it is installed with top cover on second armshaft, it is described
Top cover is fixed on one end of second armshaft and surrounds the mounting hole jointly with second armshaft, the top cover and described
Clamping element is located at the two sides of first armshaft.
48. cradle head structure according to claim 47, which is characterized in that first armshaft is equipped with limit guide surface,
The top cover is equipped with limit faying face compatible with the limit guide surface.
49. cradle head structure according to claim 48, which is characterized in that the limit guide surface is limit inclined-plane or limit
Arc surface, the limit faying face are limit inclined-plane corresponding with the limit guide surface or limit arc surface.
50. cradle head structure according to claim 45, which is characterized in that the linear drives component is lead screw transmission group
Part, the lead screw transmission component include: the screw rod that second armshaft is threadedly connected to along the axis direction of second armshaft,
The first end of the screw rod is used to that the clamping element to be pushed to move along the direction close to or far from first armshaft.
51. cradle head structure according to claim 45, which is characterized in that the linear drives component is lead screw transmission group
Part, the lead screw transmission component include: the screw rod that second armshaft is threadedly connected to along the axis direction of first armshaft,
Circumferentially face is equipped with and abuts inclined-plane the first end of the screw rod, and the clamping element, which is equipped with, abuts that inclined-plane is compatible to be supported with described
Connect mating surface, in the screw rod moving process, it is described abut that inclined-plane pushes against the clamping element contact face, make the clamping
Part is moved along the direction close to or far from first armshaft.
52. cradle head structure according to claim 45, which is characterized in that the linear drives component is gear-rack drive
Component, the gear-rack drive component includes: gear member and transmission connection in the rack member of the gear member first end, described
Rack member is arranged along the axis direction of second armshaft, and the rack member is moved along its length under the driving of the gear member
Dynamic, the end of the rack member is used to that the clamping element to be pushed to move along the direction close to or far from first armshaft.
53. cradle head structure according to claim 45, which is characterized in that the linear drives component is gear-rack drive
Component, the gear-rack drive component includes: gear member and transmission connection in the rack member of the gear member first end, described
Rack member is arranged along the axis direction of first armshaft, and the rack member is moved along its length under the driving of the gear member
Dynamic, the end of the rack member, which is equipped with, abuts inclined-plane, and the clamping element is equipped with matches with the compatible abutting in inclined-plane that abuts
Conjunction face, in the rack member moving process, it is described abut that inclined-plane pushes against the clamping element contact face, make the clamping element
It is moved along the direction close to or far from first armshaft.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/112648 WO2018119748A1 (en) | 2016-12-28 | 2016-12-28 | Ball head shaft arm structure and ball head structure having the ball head shaft arm structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107002938A CN107002938A (en) | 2017-08-01 |
| CN107002938B true CN107002938B (en) | 2019-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680003579.4A Expired - Fee Related CN107002938B (en) | 2016-12-28 | 2016-12-28 | Holder armshaft structure and cradle head structure with the holder armshaft structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107002938B (en) |
| WO (1) | WO2018119748A1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110770494A (en) * | 2018-07-10 | 2020-02-07 | 深圳市大疆创新科技有限公司 | Cloud platform |
| CN110812089A (en) * | 2019-10-17 | 2020-02-21 | 深圳市科曼医疗设备有限公司 | Engaging mechanism, rotating module applying same and operating table |
| CN111166074B (en) * | 2020-01-23 | 2024-08-16 | 江门市安豪贸易有限公司 | Corner frame |
| CN111498129A (en) * | 2020-04-15 | 2020-08-07 | 北京共创晶桔科技服务有限公司 | Integrated unmanned aerial vehicle monitoring system and command system thereof |
| CN111795675B (en) * | 2020-07-03 | 2022-01-18 | 浙江大港桥梁科学研究有限公司 | Tunnel vault settlement monitoring system |
| CN111851616B (en) * | 2020-08-17 | 2024-08-09 | 三一重机有限公司 | Grab material arm and grab material machine |
| CN113397654B (en) * | 2021-05-06 | 2022-04-26 | 武汉联影智融医疗科技有限公司 | Synchronous locking structure, minimally invasive surgical instrument and control method of minimally invasive surgical instrument |
| CN113739008B (en) * | 2021-08-11 | 2022-12-13 | 武汉纳思系统技术有限公司 | All-round image monitoring device of transmission line shaft tower |
| CN115156921A (en) * | 2022-08-19 | 2022-10-11 | 浙江宏明水暖科技有限公司 | Valve element machining process |
| CN115635273B (en) * | 2022-10-24 | 2023-10-24 | 华晓精密工业(苏州)有限公司 | Assembly fixture and ATV production system with same |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2018119748A1 (en) | 2018-07-05 |
| CN107002938A (en) | 2017-08-01 |
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