CN212046640U - Workpiece clamping device with adjustable angle - Google Patents
Workpiece clamping device with adjustable angle Download PDFInfo
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- CN212046640U CN212046640U CN202020307568.9U CN202020307568U CN212046640U CN 212046640 U CN212046640 U CN 212046640U CN 202020307568 U CN202020307568 U CN 202020307568U CN 212046640 U CN212046640 U CN 212046640U
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- centre gripping
- clamping device
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Abstract
The utility model discloses a workpiece clamping device with adjustable angle, which comprises a positioning clamping beam, a movable clamping beam, a steering connecting beam, a fixed beam, a clamping rotary mechanism, a clamping guide mechanism, a rotary connecting mechanism and a fixed mechanism; the positioning clamping beam and the fixed beam are oppositely arranged, two corresponding ends of the positioning clamping beam and the fixed beam are fixedly connected through a steering connecting beam respectively to form a frame structure, the movable clamping beam is erected between the positioning clamping beam and the fixed beam through a clamping guide mechanism, a clamping rotating mechanism is arranged on the positioning clamping beam and the movable clamping beam, the middle sections of the two steering connecting beams are provided with a rotating connecting mechanism respectively, the fixing mechanism is arranged on the steering connecting beam and used for fixing the workpiece clamping device after the angle is adjusted, and the fixing mechanisms are arranged corresponding to the two steering connecting beams respectively and are arranged on two sides of the rotating connecting mechanism respectively; the workpiece clamping device of the engraving machine can realize the adjustment of the angle and can increase the engraving shape.
Description
Technical Field
The utility model relates to a three-dimensional stereo engraving machine field.
Background
The three-dimensional carving machine is a carving machine for three-dimensional carving of stone and wood, and is distinguished from the clamping state of carving a workpiece, and can be divided into a vertical carving machine and a horizontal carving machine, at present, the part of a device for clamping the workpiece of the vertical carving machine or the horizontal carving machine is fixed transversely (horizontally) or fixed vertically (vertically), so that some forms cannot be directly carved in the three-dimensional carving process, for example, products with a spherical concave form are obtained, and the existing carving machine has certain carving limitation because the cutter head of the existing carving machine can only be radially polished and cut, so that the spherical concave carving cannot be realized, and the carving of some carving products can be finally realized through mechanical carving and manual carving.
In view of the above problems, the present utility model discloses the people improves current engraver product research, and it produces to tunnel the present case.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a work piece clamping device for centre gripping work piece can realize the adjustment of angle to reach the work piece clamping device of the angle of adjustment that increases the engravable shape.
In order to achieve the above purpose, the technical scheme of the utility model is that: a workpiece clamping device with an adjustable angle comprises a positioning clamping beam, a movable clamping beam, a steering connecting beam, a fixed beam, a clamping rotating mechanism, a clamping guide mechanism, a rotating connecting mechanism and a fixed mechanism; the utility model discloses a work piece clamping device, including location centre gripping crossbeam, fixed beam, centre gripping rotary mechanism, rotation coupling mechanism, fixed beam, centre gripping crossbeam and fixed beam, location centre gripping crossbeam and fixed beam set up relatively and both ends that both correspond are passed through respectively turn to coupling beam fixed connection constitution frame construction, the activity centre gripping crossbeam passes through the centre gripping guiding mechanism can be around the relative location centre gripping crossbeam movable frame between location centre gripping crossbeam and fixed beam, centre gripping rotary mechanism sets up on location centre gripping crossbeam and activity centre gripping crossbeam, and the middle district section of two connection beams that turn to is equipped with respectively rotate coupling mechanism, fixed mechanism sets up on turning to the coupling beam and is used for the fixed behind the work piece clamping device angle of adjustment, fixed mechanism corresponds.
The workpiece clamping device is vertical in clamping and further comprises a clamping adjusting mechanism, and the clamping adjusting mechanism is arranged between the positioning clamping cross beam and the movable clamping cross beam and used for driving the movable clamping cross beam to move.
The workpiece clamping device is used for horizontal clamping, and the workpiece clamping device further comprises a clamping adjusting mechanism which is arranged between the positioning clamping cross beam and the movable clamping cross beam and used for driving the movable clamping cross beam to move.
The rotating connecting mechanism is characterized in that the steering connecting beam is provided with a steering shaft hole and a bearing for sleeving the rotating shaft to rotate.
The fixing mechanism comprises a positioning hole formed in the steering connecting beam and a positioning cylinder fixedly arranged on the engraving machine, a polar shaft positioning rod is arranged at the tail end of a piston rod of the polar shaft positioning cylinder, and one end of the positioning rod penetrates through the positioning hole when the fixing mechanism is fixedly used.
The inner wall of the outer end of the positioning hole is of a horn mouth-shaped structure with a guiding function.
And the steering connecting beam is provided with an alignment sensing device for sensing the fixed corresponding position and automatically controlling the fixing action of the fixing mechanism.
The workpiece clamping device is further provided with an angle guide structure, the angle guide structure comprises a fixed plate fixedly arranged on the engraving machine, an arc-shaped guide groove formed in the fixed plate and a guide block arranged on the steering connecting beam, and the guide block is embedded in the arc-shaped guide groove.
By adopting the technical scheme, the beneficial effects of the utility model are that: the engraver work piece clamping device of above-mentioned structure is on work piece clamping device with the difference of current engraver, the utility model discloses a work piece clamping device can turn to and reach certain angle activity for work piece clamping device wholly is a tilt state, and through the adjustment of this angle, the work piece relative sculpture tool bit of centre gripping on it has except radial perpendicular sculpture direction outer sculpture angle, can increase the shape that can carve, can reduce subsequent manual work like this and carve the processing of polishing again, also can promote the sculpture efficiency of product, realizes the utility model discloses a purpose effect.
The utility model discloses a work piece clamping device's structure setting is no matter the fixed of polar axis (vertical or horizontally promptly) state, still the fixed of inclination after the angular adjustment all can reach fixed knot structure's steady, work piece clamping device's activity also can smoothly be steady, overall mechanical structure is firm, difficult breaking down, can realize better automated performance, the work piece clamping device's of above-mentioned engraver structure setting can be applied to horizontal three-dimensional engraver, also can be applied to vertical three-dimensional engraver, all can realize the purpose effect.
Drawings
Fig. 1 is a schematic structural view of an engraving machine capable of adjusting the angle of a workpiece clamping device according to the present invention;
fig. 2 is a schematic structural view of the top view angle of the engraving machine (with the total engraving head device removed) for adjusting the angle of the workpiece holding device according to the present invention;
fig. 3 is a schematic structural view of another state of the engraving machine with the angle-adjustable workpiece clamping device according to the present invention.
In the figure:
a frame 1; a mounting rod 11; an angle fixing rod 12;
a workpiece holding device 2; a positioning and clamping beam 21; a movable clamping beam 22; a steering connecting beam 23;
a fixed beam 24; a clamping and rotating mechanism 25; a clamp guide mechanism 26; a guide rod 261;
a rotation connecting mechanism 27; a steering shaft hole 271;
a pole shaft fixing mechanism 28; positioning holes 281; a polar axis positioning cylinder 282;
a polar axis positioning rod 283; a pole shaft positioning rod through hole 284;
an angle adjustment pushing mechanism 29; a push cylinder 291; an angle limiting member 292;
a push wheel 293; an elastic pull tape 294;
a tilt fixing mechanism 20; a tilt positioning cylinder 201; the inclined fixing rod 202; an oblique positioning rod through hole 203;
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
In this embodiment, an angle-adjustable workpiece clamping device is disclosed by the disclosed engraving machine with an angle-adjustable workpiece clamping device, as shown in fig. 1, fig. 2 and fig. 3, the engraving machine with an angle-adjustable workpiece clamping device is explained by taking the engraving machine with horizontal clamping as an example, but the product structure of the present invention can also be equally applied to the engraving machine with vertical clamping, and here is not to specifically limit the horizontal engraving machine. The utility model discloses a mainly improve the part and lie in work piece clamping device 2 and the carving tool bit master unit 3 that can work piece activity relatively that be used for the centre gripping work piece in frame 1 and erect, the utility model discloses a structure setting between work piece clamping device 2 and frame 1, and carving tool bit master unit 3 does not improve in this embodiment, and its detailed structure can refer to the corresponding structure of current three-dimensional stereo carving machinery, just does not just describe here, does not influence the disclosure and the realization of this case technical scheme, and the position structure between following combination figure detailedly describes work piece clamping device 2 and frame 1 and is connected the relation.
The frame 1 includes two installation rods 11 arranged in parallel at intervals (because the engraving machine of this embodiment is a horizontal clamping engraving machine, the installation rods 11 are installation beams arranged horizontally) and angle fixing rods 12 respectively arranged on the installation rods 11, as shown in fig. 2, the installation rods 11 are respectively arranged on two opposite sides of the frame 1, and angle fixing rods 12 are further respectively arranged above the installation rods 11 on two sides, in this embodiment, the width of the angle fixing rods 12 is preferably smaller than the width of the installation rods 11 and corresponds to the inner side of the installation rods 11, the structure can avoid the setting of the angle fixing rods 12 from influencing the sliding stroke of the engraving bit assembly 3, that is, the setting of the angle fixing rods 12 should avoid the sliding working space setting of the engraving bit assembly 3.
As shown in fig. 1 and fig. 2, the workpiece holding device 2 includes a positioning holding beam 21, a movable holding beam 22, a steering connecting beam 23, a fixed beam 24, a holding rotation mechanism 25, a holding guide mechanism 26, a rotation connecting mechanism 27, a polar axis fixing mechanism 28, an angle adjusting pushing mechanism 29, and an inclination fixing mechanism 20, wherein the polar axis fixing mechanism 28 and the inclination fixing mechanism 20 are fixing mechanisms after the rotation angle of the workpiece holding device 2, and the structural position relationship of each mechanism will be described in detail below with reference to the drawings.
The positioning and clamping beam 21 and the fixed beam 24 are oppositely arranged, and two corresponding ends of the positioning and clamping beam 21 and the fixed beam 24 are respectively and fixedly connected through the steering connecting beam 23 to form a frame structure.
The movable clamping beam 22 can be movably erected between the positioning clamping beam 21 and the fixed beam 24 in the front and back direction of the positioning clamping beam 21 through the clamping guide mechanism 26, the structure of the clamping guide mechanism 26 can be realized by multiple structures, for example, the corresponding two ends of the positioning clamping beam 21 and the movable clamping beam 22 are respectively provided with a guide rod 261, one end of the guide rod 261 can be connected to the steering connecting beam 23, the other end of the guide rod 261 can be connected to the positioning clamping beam 21 or the steering connecting beam 23, the movable clamping beam 22 is provided with a guide hole for the guide rod 261 to pass through for guiding and sliding, or the clamping guide structure 26 is a matched sliding structure (not shown) of a sliding block sliding rail matched with the end part of the movable clamping beam 22 and the steering connecting beam 23, and is stable during clamping, and the movable clamping beam 22 can be provided with a locking structure for stably connecting the steering connecting beam 23 or the clamping guide mechanism 26 in the positioning mode to fix the movable clamping beam 22 The movable clamping beam 22 is immovably moved, and an adjustment driving mechanism (not shown) formed by a motor ball screw is further provided between the movable clamping beam 22 and the positioning beam 21 to automatically adjust the position of the movable clamping beam 22, thereby automatically adjusting the sliding movement of the movable clamping beam 22.
The clamping and rotating mechanism 25 is arranged on the positioning and clamping beam 21 and the movable clamping beam 22; the mechanism for driving the rotation of the carving work piece during the carving work generally comprises a positioning rotating disc arranged on a positioning clamping cross beam 21, a worm gear transmission mechanism which is arranged on the positioning clamping cross beam 21 and connected with the positioning rotating disc to drive the positioning rotating disc to rotate, a positioning ejector pin component which is arranged on a movable clamping cross beam 22 corresponding to the positioning rotating disc, and an adjusting hand wheel which is arranged on the movable clamping cross beam 22 and connected with the ejector pin component.
The middle sections of the two steering connecting beams 23 are respectively rotatably connected to the two mounting rods 11 through the rotating connecting mechanism 27; in the embodiment, the rotating connection mechanism is 27, the steering connection beam 23 is provided with a steering shaft hole 271 and a bearing inside, and a fixing shaft is arranged on the corresponding inner side surface of the installation rod 11 and penetrates through the bearing.
The polar axis fixing mechanism 28 is arranged on the steering connecting beam 23 and the mounting rod 11 and is used for fixing the workpiece clamping device 2 in a polar axis (vertical or horizontal) state; the polar axis fixing mechanism 28 includes a positioning hole 281 disposed on the steering connecting beam 23 and a polar axis positioning cylinder 282 disposed on the mounting rod 11, a polar axis positioning rod 283 is disposed at the end of the piston rod of the polar axis positioning cylinder 282, a polar axis positioning rod through hole 284 is disposed on the mounting rod 11 corresponding to the positioning hole 281, when the polar axis is used for fixing, one end of the polar axis positioning rod 283 is inserted into the positioning hole 281, and the other end thereof is inserted into the polar axis positioning rod through hole 284.
The inclined fixing mechanism 20 is arranged on the angle fixing rod 12 and the steering connecting beam 23 and is used for fixing the workpiece clamping device 2 after the rotation angle is adjusted; the inclined fixing mechanism 20 comprises the positioning hole 281 and an inclined positioning cylinder 201 arranged on the angle fixing rod 12, the end of the piston rod of the inclined positioning cylinder 201 is provided with an inclined fixing rod 202, the angle fixing rod 12 is provided with an inclined positioning rod through hole 203 corresponding to the positioning hole 281, when the inclined angle fixing mechanism is used, one end of the inclined positioning rod 202 is arranged in the positioning hole 281 in a penetrating way, and the other end of the inclined positioning rod 202 is arranged in the inclined positioning rod through hole 203 in a penetrating way; therefore, the connection support for positioning and fixing the polar shaft or the positioning angle is realized, and the fixation stability is realized.
Here, the inner wall of the outer end of the positioning hole 281 (i.e. the end facing the polar axis positioning cylinder 282 and the inclined positioning cylinder 201) is a bell mouth-shaped structure with a guiding function, so as to facilitate the insertion during the fixing. In addition, the polar axis fixing mechanism 28 and the tilt fixing mechanism 20 may be additionally provided with an alignment sensing device (not shown) respectively disposed on the workpiece clamping device 2, the mounting rod 11, and the angle fixing rod 12, which can be used to sense the corresponding position for fixing, and can issue a corresponding prompt or be directly used to automatically control the automatic fixing action of the polar axis fixing mechanism 28 and the tilt fixing mechanism 20.
The angle adjustment pushing mechanism 29 is arranged on the frame 1 and used for pushing the workpiece clamping device 2 to rotate, the angle adjustment pushing mechanism 29 disclosed in the embodiment comprises a pushing cylinder 291 arranged on the frame 1 below the workpiece clamping device 2 and an angle limiting component 292 arranged on the angle fixing rod 12, a pushing wheel 293 is arranged at the tail end of a piston rod of the pushing cylinder 291, and when the piston rod extends out for pushing, the pushing wheel 293 corresponds to the lower surface of the steering connecting beam 23. The utility model discloses in because the rotation coupling mechanism 27 that turns to on the tie-beam 23 in the work piece clamping device 2 sets up at the intermediate position, consequently its turned angle scope is turned angle on both ends or down, will realize this turned angle's action, here polar axis fixed establishment 28, angular adjustment pushing mechanism 29 and slope fixed establishment 20 correspond two and turn to the tie-beam 23 and set up respectively in the both sides that rotate coupling mechanism 27, just can be better reach the driving force, promote steadily, angle limit etc. push cylinder 291 can lay a plurality ofly according to the needs of driving force.
In this embodiment, in order to promote the stability of angular adjustment pushing mechanism 29 when the action, can further set up including the better elasticity tractive area 294 of obdurability, the one end of elasticity tractive area 294 is connected on work piece clamping device 2, and the other end is connected on the bottom of frame 1, sets up at work piece clamping device 2's rotation both ends respectively, and the equipartition can set up many, and this structure setting can cushion gravity through the tractive of elasticity tractive area 294, reaches the gentle effect of action, sets up as required. In addition, the angle adjustment pushing mechanism 29 may further include an angle guiding structure for smooth guiding when the workpiece holding device 2 rotates by an angle, and the structure disclosed in this embodiment is as shown in the drawing, and the angle guiding structure includes a fixing plate disposed on the mounting rod 11, an arc-shaped guiding groove formed on the fixing plate, and a guiding block disposed on the steering connecting beam 23, and the guiding block is embedded in the arc-shaped guiding groove, so as to achieve smooth guiding.
The utility model discloses an engraver structure is particularly suitable for the engraver setting of light-duty sculpture work piece and uses, and work piece clamping device weighs for a short time, and work piece clamping device is horizontal centre gripping in this embodiment, and work piece clamping device's angular adjustment scope is limited, but can be applicable to the required sculpture angle of interior concave surface on most three-dimensional product, consequently the utility model discloses a structure setting effect can solve the problem that exists in some current sculpture. The structure of the device can also be applied to a mode of vertical clamping with a workpiece clamping device, and the mounting rod is a vertical mounting column.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (8)
1. The utility model provides a workpiece clamping device of adjustable angle which characterized in that: the workpiece clamping device comprises a positioning clamping beam, a movable clamping beam, a steering connecting beam, a fixed beam, a clamping rotating mechanism, a clamping guide mechanism, a rotating connecting mechanism and a fixed mechanism; the utility model discloses a work piece clamping device, including location centre gripping crossbeam, fixed beam, centre gripping rotary mechanism, rotation coupling mechanism, fixed beam, centre gripping crossbeam and fixed beam, location centre gripping crossbeam and fixed beam set up relatively and both ends that both correspond are passed through respectively turn to coupling beam fixed connection constitution frame construction, the activity centre gripping crossbeam passes through the centre gripping guiding mechanism can be around the relative location centre gripping crossbeam movable frame between location centre gripping crossbeam and fixed beam, centre gripping rotary mechanism sets up on location centre gripping crossbeam and activity centre gripping crossbeam, and the middle district section of two connection beams that turn to is equipped with respectively rotate coupling mechanism, fixed mechanism sets up on turning to the coupling beam and is used for the fixed behind the work piece clamping device angle of adjustment, fixed mechanism corresponds.
2. An adjustable angle workpiece holding device as recited in claim 1, further comprising: the workpiece clamping device is vertical in clamping and further comprises a clamping adjusting mechanism, and the clamping adjusting mechanism is arranged between the positioning clamping cross beam and the movable clamping cross beam and used for driving the movable clamping cross beam to move.
3. An adjustable angle workpiece holding device as recited in claim 1, further comprising: the workpiece clamping device is used for horizontal clamping, and the workpiece clamping device further comprises a clamping adjusting mechanism which is arranged between the positioning clamping cross beam and the movable clamping cross beam and used for driving the movable clamping cross beam to move.
4. An adjustable angle workpiece holding device as recited in claim 1, further comprising: the rotating connecting mechanism is characterized in that the steering connecting beam is provided with a steering shaft hole and a bearing for sleeving the rotating shaft to rotate.
5. An adjustable angle workpiece holding device as claimed in any one of claims 1 to 4, wherein: the fixing mechanism comprises a positioning hole formed in the steering connecting beam and a positioning cylinder fixedly arranged on the steering connecting beam, a positioning rod is arranged at the tail end of a piston rod of the positioning cylinder, and one end of the positioning rod penetrates through the positioning hole when the fixing mechanism is fixedly used.
6. An adjustable angle workpiece holding device as recited in claim 5, further comprising: the inner wall of the outer end of the positioning hole is of a horn mouth-shaped structure with a guiding function.
7. An adjustable angle workpiece holding device as claimed in any one of claims 1 to 4, wherein: and the steering connecting beam is provided with an alignment sensing device for sensing the fixed corresponding position and automatically controlling the fixing action of the fixing mechanism.
8. An adjustable angle workpiece holding device as claimed in any one of claims 1 to 4, wherein: the workpiece clamping device is further provided with an angle guide structure, the angle guide structure comprises a fixed plate, an arc guide groove and a guide block, the fixed plate is fixedly arranged, the arc guide groove is formed in the fixed plate, the guide block is arranged on the steering connecting beam, and the guide block is embedded into the arc guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307568.9U CN212046640U (en) | 2020-03-12 | 2020-03-12 | Workpiece clamping device with adjustable angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307568.9U CN212046640U (en) | 2020-03-12 | 2020-03-12 | Workpiece clamping device with adjustable angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212046640U true CN212046640U (en) | 2020-12-01 |
Family
ID=73532766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020307568.9U Active CN212046640U (en) | 2020-03-12 | 2020-03-12 | Workpiece clamping device with adjustable angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212046640U (en) |
-
2020
- 2020-03-12 CN CN202020307568.9U patent/CN212046640U/en active Active
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