CN102990538A - Clamp - Google Patents
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- CN102990538A CN102990538A CN2012100180753A CN201210018075A CN102990538A CN 102990538 A CN102990538 A CN 102990538A CN 2012100180753 A CN2012100180753 A CN 2012100180753A CN 201210018075 A CN201210018075 A CN 201210018075A CN 102990538 A CN102990538 A CN 102990538A
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- jaw
- holder
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Abstract
The invention discloses a clamp, which is used for clamping workpieces. The clamp comprises a pedestal, a fixed jaw and a movable jaw, wherein the movable jaw can be moved in a manner relative to the fixed jaw; one of the fixed jaw and the movable jaw is provided with a first movable clamping surface and an accommodating cavity; the other of the fixed jaw and the movable jaw is provided with a second clamping surface; at least one clamping piece having a clamping surface is arranged in the accommodating cavity, and is accommodated in the accommodating cavity in an operable way; the first clamping surface and the second clamping surface form a first clamping region; and when at least a part of the clamping piece is positioned outside the accommodating cavity in an operable way due to the movement of the first clamping surface, the clamping surface and the second clamping surface form a second clamping region. According to the clamp, different clamping regions can be selected according to different clamped workpieces, so that the clamp has a plurality of clamping functions.
Description
Technical field
The present invention relates to a kind of anchor clamps.
Background technology
Traditional anchor clamps have to be decided guide rail, is located at the moving guide rail of deciding on the guide rail slippingly, decides guide rail and is provided with and decides jaw, and moving guide rail is provided with movable clamp port.Decide jaw and have the first clamping area, movable clamp port has second clamping area parallel with the first clamping area, therefore when moving guide rail drive movable clamp port when deciding jaw and move, the regular workpiece that movable clamp port and decide between the jaw can only the clamping both ends of the surface be parallel to each other.And if workpiece is irregular shape, outward flange is such as taper work or the outer peripheral workpiece of arc, and the anchor clamps with two parallel clamping faces then can not clamping.Like this, limited the scope of application of anchor clamps.
Summary of the invention
The technical problem to be solved in the present invention: a kind of anchor clamps that can satisfy multiple clamping demand are provided.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of anchor clamps, be used for holding workpiece, and described anchor clamps comprise: along the pedestal of lengthwise extension; Be arranged on the jaw of deciding on the described pedestal; Be arranged on the described pedestal and can decide the movable clamp port that jaw moves relative to described; Describedly decide jaw and movable clamp port one of them is provided with mobilizable the first clamping area and host cavity, describedly decide jaw and movable clamp port wherein another is provided with the second clamping area, the holder that at least one has clamping face is set in the described host cavity, when described holder can be contained in the host cavity with being operated, described the first clamping area and the second clamping area formed the first clamping zone; Described the first clamping area is movable, and described holder can be operated when ground is at least part of to be positioned at outside the described host cavity, and described clamping face and described the second clamping area form the second clamping zone.
Beneficial effect of the present invention: these anchor clamps can be selected different clamping zones according to the difference that is held workpiece, thereby so that anchor clamps of the present invention have multiple holding function.And because holder is accommodated in the host cavity, do not take too many space, so that these anchor clamps had both had multiple holding function, again small volume when not using.
Preferably, described holder pivots and is arranged in the described host cavity.
Preferably, described holder is arranged in the described host cavity slippingly, and the slippage on the moving direction of described movable clamp port of described holder.
Preferably, described holder is set to two, the angled setting of two clamping faces of described two holders.
Preferably, described holder has two clamping parts that arrange at interval, and described two clamping parts have defined described clamping face.
Preferably, described anchor clamps comprise also by track and are movably arranged on described jaw and the movable clamp port fixture block on one of them of deciding that described the first clamping area is arranged on the described fixture block.
Preferably, described track is arranged on the horizontally disposed sidewall of described host cavity.
Preferably, described track is arc track.
Preferably, described fixture block can shift out described track.
Preferably, the moving direction of the moving direction of described fixture block and described movable clamp port intersects.
Description of drawings
Fig. 1 is the schematic perspective view that anchor clamps are installed in workbench in the embodiment of the invention.
Fig. 2 is the schematic perspective view of anchor clamps among Fig. 1.
Fig. 3 is the cutaway view of anchor clamps among Fig. 1, and this moment, lever was in initial position.
Fig. 4 is the sectional perspective schematic diagram of anchor clamps among Fig. 1, removes the pedestal front portion this moment.
Fig. 5 is the fixture block and the schematic perspective view of deciding the jaw assembling of anchor clamps among Fig. 1, and wherein the moving direction of the glide direction of fixture block and movable clamp port intersects in horizontal plane.
Fig. 6 is the fixture block and the three-dimensional exploded view of deciding the jaw assembling of anchor clamps among Fig. 1, and wherein the moving direction of the glide direction of fixture block and movable clamp port intersects in horizontal plane.
Fig. 7 is the fixture block and the three-dimensional exploded view of deciding the jaw assembling of anchor clamps among Fig. 1, and wherein fixture block pivots by pivot and arranges.
Fig. 8 is the fixture block and the three-dimensional exploded view of deciding the jaw assembling, wherein vertically slippage of fixture block of anchor clamps among Fig. 1.
Fig. 9 is the fixture block and the schematic diagram of deciding the jaw assembling among Fig. 5.
Figure 10 is the schematic diagram of anchor clamps clamping taper work among Fig. 1, and this moment, workpiece was held in the first clamping area and formed the first clamping zone of the second clamping area.
Figure 11 is the schematic diagram of the longer taper work of anchor clamps clamping among Fig. 1, and this moment, moving guide rail was in anti-dress state, and workpiece is held in the first clamping area and formed the first clamping zone of the second clamping area.
Figure 12 is the holder and the schematic perspective view of deciding the jaw assembling of anchor clamps among Fig. 1, and this moment, holder partly was positioned at outside the host cavity.
Figure 13 is the holder and the schematic perspective view of deciding the jaw assembling of anchor clamps among Fig. 1, and this moment, holder was contained in the host cavity.
Figure 14 is the schematic perspective view of anchor clamps clamping circular work pieces among Fig. 1, and this moment, workpiece was held in holder and formed the second clamping zone of the second clamping area.
Figure 15 is the support member of anchor clamps among Fig. 1 and the three-dimensional exploded view of clamp assembling.
Figure 16 is along the cutaway view of A-A among Fig. 9.
Figure 17 is the schematic diagram of anchor clamps clamping circular work pieces among Fig. 1, and this moment, workpiece was held in formed the 3rd clamping zone of clamp.
Figure 18 is the schematic diagram of anchor clamps clamping arc-shaped workpiece among Fig. 1, and this moment, workpiece was held in formed the 3rd clamping zone of clamp.
Figure 19 is the schematic diagram of the larger taper work of anchor clamps clamping among Fig. 1, and this moment, workpiece was held in formed the 3rd clamping zone of clamp.
Wherein
30, anchor clamps 72, drive rod 124, pivot
32, workbench 74, first end 126, knob
33, work top 76, the second end 130, the 130 ' first side
34, pedestal 78, bias piece 132, the 132 ' second side
35, side 82, stop block 134, sliding part
36, pedestal front portion 84, linkage section 136, flanging
37, supporting leg 86, pedal 138, flanging
38, support body 88, first axle 140, supporting plane
40, decide guide rail 100, retaining mechanism 142, clamp
42, moving guide rail 102, guide pillar 144, butting section
44, decide jaw 104, cage knob 146, curved end
46, movable clamp port 106, connecting rod 148, plane
52, driving mechanism 108, swing seat 150, guide part
54, foot-operated assembly 109, spring 152, gathering sill
56, pivotal axis 110, accepting hole 154, bolt
57, pivotal axis axis 111, the first clamping area 156, nut
58, lever 112, host cavity 158, accepting groove
60, projection 113, the second clamping area 160, stop section
62, advance arm 114, holder 162, packing ring
63, rotating shaft 115, clamping face 164, groove
64, stop part 117, pivot 200,210,220 workpiece
65, spacer pin 118, clamping part 230,240,250 workpiece
66, groove 120, the 120b track
68, flexible member 121,121a, 121b fixture block
70, connecting rod 123,123a, 123b support member
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and preferred embodiment.
As shown in Figure 1, a kind of anchor clamps 30 are placed on holding workpiece on the workbench 32.Anchor clamps 30 comprise pedestal 34.Pedestal 34 comprise pedestal anterior 36 with anterior 36 support bodys that are connected 38 of pedestal, wherein pedestal anterior 36 close operators and being positioned at outside the workbench 32; Support body 38 major parts that lengthwise extends are positioned at the top of workbench 32.Support body 38 is not solid construction, but comprises two side plates that relatively arrange.Biside plate can seal, and also can be provided with hollow out in order to increase rigidity and minimizing weight, and certainly, the configuration of hollow out can be triangle, quadrangle or other similar shape.In description of the invention, unless otherwise noted, the direction term that relates to, such as left, right, front and rear, upper and lower etc., all be take in the direction of anchor clamps 30 during by normal operating as reference.As near the operator be the front side of anchor clamps 30, be the rear side of anchor clamps 30 away from the operator.
Workbench 32 comprise work top 33 for placing clamp 30, with work top 33 vertically disposed sides 35 and the supporting leg 37 that is connected with work top 33.
In the present embodiment, anchor clamps 30 are positioned on the workbench 32.Certainly, also can below pedestal 34, supporting leg be set, be used for pedestal is supported on the height that is fit to work.Be convenient carrying and packing, supporting leg is arranged on the pedestal collapsibly.
As shown in Figure 2, anchor clamps 30 comprise be fixed on the support body 38 decide guide rail 40, relative to deciding the moving guide rail 42 that guide rail 40 moves and deciding jaw 44 and be arranged at movable clamp port 46 on the moving guide rail 42.Wherein moving guide rail 42 slidably is arranged on along the E direction and decides on the guide rail 46.Decide jaw 46 near operators, be fixedly installed on pedestal anterior 36 or decide the front end of guide rail 40, namely be positioned at the junction of pedestal front portion 36 and support body 38; Movable clamp port 46 is fixedly installed on an end of moving guide rail 42.
Anchor clamps 30 also comprise driving mechanism 52, the operating parts that is connected with driving mechanism 52, and wherein operating parts operationally impels driving mechanism 52 driving movable clamp ports 46 to move with respect to deciding jaw 44.
In the present embodiment, operating parts is foot-operated assembly 54.Certainly, operating parts also can be that other can manual other executive component.
In the present embodiment, foot-operated assembly 54 is connected with driving mechanism 52 pivotly.Certainly, foot-operated assembly 54 also can be connected on the driving mechanism 52 by mode slidably.
As shown in Figure 3 and Figure 4, driving mechanism 52 comprise with foot-operated assembly 54 pivot the lever 58 that is connected, with lever 58 pivot be connected and with the propelling arm 62 of projection 60, be arranged on stop part 64 on the support body 38, be arranged on the bias piece 78 between propelling arm 62 and the lever 58 and be arranged on the groove 66 that moves on the guide rail 42, its further groove 66 is along vertical setting of moving guide rail 42, bias piece 78 impel projection 60 all the time towards with the direction of groove 66 engagements.Lever 58 drive projections 60 and the state of groove 66 engagements and and groove 66 state of throwing off between mobile.When projection 60 was in engagement, because projection 60 and groove 66 engagements, the pivoting action of lever 58 will promote the moving guide rail 42 of projection 60 drives and move.Projection 60 is in the disengaged condition with groove 66, and stop part 64 contacts for backstop propelling arm 62 pivots with advancing arm 62.
Be provided with flexible member 68 between lever 58 and support body 38, flexible member 68 provides the active force that lever 58 is remained on initial position.In the present embodiment, flexible member is extension spring 68, and certainly, this flexible member can also be stage clip, torsion spring etc.
Advance an end of arm 62 to be provided with projection 60, the other end is provided with the stop block 82 that selectively cooperates with stop part 64.At initial position, stop block 82 cooperates with stop part 64, thereby propelling arm 62 can not be towards rotating with the direction of groove 66 engagements.
Foot-operated assembly 54 pivotable being arranged on the lever 58.Foot-operated assembly 54 comprises linkage section 84 and pedal 86.One end of its middle connecting segment 84 is around first axle 88 rotating being connected on the lever 58, and pedal 86 adjustable grounds are connected to the other end of linkage section 84.Pedal 86 relatively connect in linkage section 84 lengthwise bearing of trend adjusted, thereby the position of 86 pairs of workbench of pedal changes, and adapts on the workbench that the different operators that raise used or be fixed on differing heights to use.Certainly, pedal 86 also can be one-body molded with linkage section 84.
Referring to Fig. 3, lever 58 is in initial position again, and at this moment, anchor clamps 30 are in original state.During work, step on pedal 86, foot-operated assembly 54 drives lever 58 and is rotated down around pivotal axis axis 57, at this moment, advances arm 62 under the effect of lever 58, move forward, so that advance stop block 82 on the arm 62 to throw off and the cooperating of stop part 64, under the effect of torsion spring 78, advance the projection 60 of arm 62 to enter the state that meshes with groove 66, then owing to the operator continues to drive the extremely lower position of levers 58 pivoting actions by pedal 86, as shown in Figure 4.In the process that lever 58 continues to pivot, lever 58 promotes the moving guide rail 42 of projection 60 drives and pushes forward certain distance, so that movable clamp port 46 moves with respect to deciding jaw 44.
Because stop part 64 cooperates with stop block 82, when being operated, does when rotating around pivotal axis axis 57 by lever 58, can impel to advance arm 62 to throw off rapidly and the cooperating of stop part 64, thereby so that the projection 60 on the propelling arm 62 mesh with groove 66 rapidly.Accelerated like this translational speed of moving guide rail 42.
Unclamp foot-operated assembly 54, under the effect of extension spring 68, lever 58 rotates up around pivotal axis axis 57, replys initial position, and at this moment, anchor clamps 30 are returned to original state.Advance arm 62 under the effect of lever 58, mobile backward, until advance the stop block 82 of arm 62 to contact with stop part 64, at this moment, projection 60 breaks away from groove 66.So repeat to step on pedal 86 and discharge pedal 86, just can with move guide rail 42 together with movable clamp port 46 fast forward near deciding jaw 44.
Driving mechanism 52 has two states.Anchor clamps 30 are under the original state, driving mechanism 52 is at the first state, driving mechanism 52 breaks away from and moving guide rail 42 engagements, and this moment, projection 60 was thrown off with groove 66 under the effect of stop part 64 all the time, and so the moving guide rail 42 of operation just can make guide rail 42 Rapid Relatives move in deciding guide rail 40.And work as driving mechanism 52 at the second state, operating parts impels the projection 60 and groove 66 engagements in the driving mechanism 52 with being operated, moves relative to deciding guide rail 40 thereby drive moving guide rail 42 speed stabilizings.
Certainly, owing to be under the original state, at this moment at anchor clamps 30, projection 60 is thrown off with groove 66 under the effect of stop part 64 all the time, the operator also can be as required, will move to change direction after guide rail 42 is pulled out fully and be installed on and decide on the guide rail 40, can enlarge like this clamping range of anchor clamps 30.
But, in order to prevent after will moving guide rail 42 and pulling out fully, trampling to maloperation pedal 86, and the projection 60 that advances on the arm 62 is upwards rotated under the effect of torsion spring 78, with support body 38 or decide guide rail 40 generation hard collisions.So on propelling arm 62, also be provided with spacer pin 65, as shown in Figure 3 and Figure 4.If after will moving guide rail 42 and pulling out fully, trample to maloperation pedal 86, projection 60 is after upwards turning to certain position under the effect of torsion spring 78, and spacer pin 65 can or be decided guide rail 40 with support body 38 and contact, thereby has effectively prevented from projection 60 with support body 38 or decided guide rail 40 hard collision occurs.
After movable clamp port 46 is in required clamped position, just can the position of movable clamp port 46 be locked by the retaining mechanism 100 that is arranged between support body 38 and the lever 58.
Such as Fig. 3, shown in Figure 4, retaining mechanism 100 comprises the guide pillar 102 that is pivotally connected on the lever 58, be slidingly arranged in cage knob 104 on the pedestal front portion 36, be connected to connecting rod 106, pivotally connected swing seat 108 in pedestal front portion 36 on the cage knob 104, be sheathed on the spring 109 on the connecting rod 106.Wherein swing seat 108 is provided with the accepting hole 110 of accommodating guide pillar 102, and cage knob 104 is mobile between the off-position that locked position and permission guide pillar 102 with guide pillar 102 and accepting hole 110 chuckings move with respect to accepting hole 110.Ought depress cage knob 104 downwards like this, cage knob 104 just successively drivening rod 106 upwards pivot, and swing seat 108 is upwards provoked, make its base plate block guide pillar 102, moving upward of guide pillar 102 is locked like this, at this moment only needs step pedal 86, just can be with movable clamp port 46 lockings.Spring 109 remains on swing seat 108 and provokes the position, makes guide pillar 102 keep locking, and then makes movable clamp port 46 remain on locked position.And if want release, only need cage knob 104 is upwards lifted just passable.
Referring to Fig. 2, decide jaw 44 and be provided with mobilizable the first clamping area 111 again, movable clamp port 46 is provided with the second clamping area 113, the first clamping areas 111 and the second clamping area 113 forms the first clamping zone.Certainly, the first clamping area 111 also can be arranged on the movable clamp port 46 movably, and correspondingly, the second clamping area 113 is arranged to be decided on the jaw 44.
Such as Fig. 5, Fig. 6, anchor clamps comprise and are arranged on the support member 123 of deciding on the jaw 44 that fixture block 121, the first clamping areas 111 that are arranged on movably on the support member 123 are arranged on the fixture block 121.Support member 123 is provided with track 120, and fixture block 121 is provided with the sliding part 134 that cooperates with track 120, and fixture block 121 can slide with respect to track 120 by sliding part 134 and cooperating of track 120.Certainly, as shown in Figure 7, fixture block 121a also can be arranged to be arranged on the support member 123a by pivot 124 pivots.
In this preferred embodiment, track 120 is formed by flanging.For realizing stable guiding, track 120 is set to two in the upper and lower surface of support member 123.Sliding part 134 is formed by flanging 136 and flanging 138.Certainly, sliding part 134 also can be arranged on the fixture block 121 and to be used for the roller that cooperates with track 120 etc.Preferably, support member 123 dismountable being connected to are decided on the jaw 44.Certainly, support member 123 also can be arranged on the movable clamp port 46.In addition, track 120 also can directly be arranged to be decided on jaw 44 or the movable clamp port 46, and correspondingly, fixture block 121 is arranged at by sliding part 134 and track 120 to be decided on jaw 44 or the movable clamp port 46.
Moreover track 120 is set to open, and a device of not limiting between fixture block 121 and the track 120, thereby makes fixture block 121 can freely shift out track 120, very convenient dismounting.So make dissimilar that anchor clamps can be according to the clamping workpiece, adaptive different size or have the fixture block of difformity clamping face, thus so that this clamp structure is simple, easy to operate and can satisfy multiple clamping demand.Again referring to Fig. 7, certainly, if pivoting by pivot 124, fixture block 121a is arranged on the support member 123a, and also can pull down fixture block 121a and pivot 124 with adaptive different size or have the fixture block of difformity clamping face from support member together.
In this preferred embodiment, support member 123 removably is connected in by knob 126 and bolt (not shown) to be decided on the jaw 44, be specially and decide jaw 44 between knob 126 and support member 123, screw knob 126 and can be fixed in support member 123 and decide on the jaw 44.When unscrewing knob 126, the support member 123 of just can dismantling.
The second side 132 that support member 123 has the first side 130 and is oppositely arranged with the first side 130, track 120 extend to the second side 132 of support member 123 from the first side 130 of support member 123.Avoiding workpiece and support member 123 to produce interferes.
In this preferred embodiment, track 120 is set to arc track 120.Certainly, track 120 also is set to rectilinear orbit.So, fixture block 121 can pivot by arc track 120 and be connected in movably support member 123, so that the first clamping area 111 is with respect to the variable-angle between the second clamping area 113, thereby but makes the angled taper work of these anchor clamps clamping both ends of the surface.In addition, arc track 120 extends to the second side 132 from the first side 130 of support member 123, so that the first clamping area 111 contacts with workpiece in the pivot process all the time, and avoid workpiece and support member 123 to produce and interfere, thus the larger special-shaped workpiece of clamping that can be more reliable and stable.
In this preferred embodiment, the moving direction E (such as Fig. 2) of the moving direction of fixture block 121 and movable clamp port 46 intersects at horizontal plane.Certainly, as shown in Figure 8, fixture block 121 also can be arranged to vertically, and F moves, the opening that is track 120 ' is arranged on the horizontal plane, thereby make fixture block 121 ' vertically F shift out track 120 ', or vertically move into track 120, thus be convenient for changing different size or have the fixture block of difformity clamping face, with the dissimilar workpiece of clamping.
With further reference to Fig. 9, at initial position, the first clamping area 111 is parallel with the second clamping area 113, when the fixture block 121 that the first clamping area 111 is set moves pivotally with respect to deciding jaw 44, cooperation by sliding part 134 and track 120, the angle α that forms between its first clamping area 111 and the second clamping area 113 (ginseng Fig. 2) can be changed, thereby make these anchor clamps can be used for the angled taper work of clamping both ends of the surface.
Anchor clamps can clamping the maximum taper of wider workpiece be 30 degree, that is to say, the first clamping area 111 and the second clamping area 113 formed angle α are not more than 30 degree, the extension plane at the first clamping area 111 places with decide jaw 44 and do not interfere, be held like this workpiece not can with decide jaw 44 and interfere, but make the wider workpiece of this anchor clamps clamping.
Preferably, anchor clamps can clamping the maximum taper of wider workpiece be 10 degree, that is to say, the first clamping area 111 and the second clamping area 113 formed angle α are not more than 10 degree, the extension plane at the first clamping area 111 places with decide jaw 44 and do not interfere, be held like this workpiece not can with decide jaw 44 and interfere, but make the wider workpiece of this anchor clamps clamping.
The diameter of arc track 120 is greater than the length L of the first clamping area 111.Because the first clamping area 111 can be pivoted relative to each other, thereby can with the second clamping area 113 clamping special-shaped workpiece jointly, and the diameter of arc track 120 is greater than the length L of the first clamping area 111, avoid workpiece in the pivot process and decide jaw 44 or movable clamp port 46 interference, so that the first clamping area 111 contacts with workpiece in the pivot process all the time, thus the larger special-shaped workpiece of clamping that can be reliable and stable.
The radius of arc track 120 is greater than the length L of the first clamping area 111, so not only avoid workpiece in the pivot process and decide jaw 44 or movable clamp port 46 interference, so that the first clamping area 111 contacts with workpiece in the pivot process all the time, and increased the area of the first clamping area 111 that contacts with workpiece, thereby the larger special-shaped workpiece of clamping that can be more reliable and stable.
Further, the length L of the first clamping area 111 is greater than arc track 120 corresponding chord length H, so arrange, not only avoid workpiece in the pivot process and decide jaw 44 or movable clamp port 46 interference, so that the first clamping area 111 contacts with workpiece in the pivot process all the time, and further increased the area of the first clamping area 111 that contacts with workpiece, thereby the larger special-shaped workpiece of clamping that can be more reliable and stable.
The center of circle of arc track 120 is positioned at the side in the face of the first clamping area 111.Namely the pivot axis of the first clamping area 111 is virtual.
Referring to Fig. 2 and Fig. 9, the second clamping area 113 is perpendicular to the moving direction of movable clamp port 46 again, and during holding workpiece, the extension plane at the first clamping area 111 places is away from support member 123, and namely extension plane and the support member 123 at the first clamping area 111 places are not interfered.So arrange, can the wider workpiece of clamping.Certainly, when holding workpiece, the extension plane at the first clamping area 111 places also can be designed to intersect with support member 123, and this moment can only the narrower workpiece of clamping.
As shown in figure 10, when the angled taper work 200 of clamping both ends of the surface, along with the movement of moving guide rail 42 with movable clamp port 46, when the first clamping area 111 has just begun to contact with workpiece, because workpiece is Tapered Cup, the first clamping area 111 also is that line contacts with workpiece, rather than whole contact, need to continue to trample pedal this moment, and it is mobile that movable clamp port 46 is continued, and the first clamping area 111 pivots automatically with respect to deciding jaw 44 under the promotion of workpiece, simultaneously along arc track 120 slippages, continue to trample pedal until clamping work pieces, final workpiece 200 and the first clamping area 111 are fitted fully, the contact of realization face, thereby stable securely clamping work pieces.These anchor clamps can according to the shape of workpiece, be adjusted the first clamping area 111 with respect to the angle of the second clamping area 113, very convenient operation automatically.
As shown in figure 11, when the wider taper work 210 of clamping, anti-dress after can extracting moving guide rail out, also movable clamp port 46 is pulled down simultaneously, and change 180 degree and be re-installed on the moving guide rail 42, the first clamping area 111 and the second clamping area 113 are faced mutually, and form larger clamping range between the first clamping area 111 and the first clamping area 111 this moment.Certainly, also can moving guide rail 42 be provided with back to two movable clamp ports 46.
Such as Fig. 5, Figure 12 and shown in Figure 13, also be provided with host cavity 112 on the support member 123,, holder 114 is set in the host cavity 112, holder 114 has clamping face 115, holder 114 can be contained in the host cavity 112 or at least part of being positioned at outside the host cavity 112 with being operated.When holder 114 can be contained in host cavity 112 when interior with being operated, the first clamping area 111 and the second clamping area 113 (with reference to Fig. 2) form the first clamping zone.Along with the activity of the first clamping area 111, the first clamping area 111 and the second clamping area 113 form transformable the first clamping zone.And movable to certain position when the first clamping area 111, operation holder 114 makes its at least part of being positioned at outside the host cavity 112, and this moment, clamping face 115 and the second clamping area 113 formed the second clamping zone.These anchor clamps can be different according to the type of clamping workpiece, use selectively the first clamping zone or the second clamping zone.Therefore, these anchor clamps have multiple holding function.And because holder can be accommodated in the host cavity, do not take too many space, so that these anchor clamps can satisfy multiple clamping demand, again small volume when not using.In this preferred embodiment, the first clamping area 111 and host cavity 112 are arranged on the support member 123, and the second clamping area 113 is arranged on the movable clamp port 46.Certainly, the first clamping area and host cavity 112 also can be arranged at decides jaw 44 and movable clamp port 46 on one of them, and correspondingly, the second clamping area 113 is arranged at decides jaw 44 and movable clamp port 46 wherein on another.
In this preferred embodiment, holder 114 pivots by pivot 117 and is arranged in the host cavity 112.When using holder 114, rotatable holder 114 is positioned at outside the host cavity 112 clamping face 115, and clamping face 115 and the second clamping area 113 form transformable the second clamping zone; When not using holder 114, rotatable holder 114 is contained in the host cavity 112 it fully.
Certainly, holder 114 also can be arranged in the host cavity 112 slippingly, and holder 114 slippage on the moving direction of movable clamp port 46.Like this, when using holder 114, slip holder 114 is positioned at outside the host cavity 112 clamping face 115, and clamping face 115 and the second clamping area 113 form the second constant clamping zone; When not using holder 114, slip holder 114 is contained in the host cavity 112 it fully.At this moment, holder 114 is set to extensible, can design according to the shape of clamping workpiece the clamping face 115 of respective shapes, can be designed to V-type or arc etc. such as clamping face, with adaptive difform workpiece.
Further, holder 114 is with respect to support member 123 with decide jaw 44 and also can pivot.Like this, when using holder 114, slip holder 114 is positioned at outside the host cavity 112 clamping face 115, then holder 114 can pivot automatically according to the different of clamping workpiece, thereby the second clamping zone of clamping face 115 and the second clamping area 113 formation and modifications is to adapt to difform workpiece.When not using holder 114, slip holder 114 is contained in the host cavity 112 it fully.
These anchor clamps have two clamping zones, can select different clamping zones according to the difference that is held workpiece, thereby so that anchor clamps of the present invention have multiple holding function.And because holder can be accommodated in the host cavity 112, do not take too many space when not using, and so that these anchor clamps are when satisfying multiple clamping demand, small volume again.
Preferably, holder 114 is set to two.Two clamping faces, the 115 angled settings of two holders 114, so, holding workpiece more reliablely and stablely.Certainly, holder 114 also can be as required, is set to one or three etc.
Preferably, holder 114 has two clamping parts, 118, two clamping parts 118 that contact with workpiece and arrange at interval and has defined clamping face 115.So, holder 114 can be with the second clamping area 113 clamping circular work pieces more reliablely and stablely.So arrange, so that clamp structure is simple, convenient processing.Certainly, also a plurality of clamping parts can be set.
With reference to Figure 14, when the thicker round piece of clamping, at first pull down fixture block 121 (ginseng Fig. 5), then operate holder 114 and make its at least part of being positioned at outside the host cavity 112, workpiece 200 is positioned over decides on the guide rail 40, and make workpiece 200 near holder 114, then trampling pedal makes movable clamp port 46 and 44 moves with respect to deciding jaw, thereby round piece 200 is held in the clamping face 115 and the second clamping area 113 formed the second clamping zones of holder 114, when clamping work pieces 200, holder 114 can be with respect to deciding jaw 44 activities so that clamping part 118 and workpiece 200 close contacts on the holder 114, thereby reliable and stable ground clamping work pieces 200.
In this preferred embodiment, track 120 is arranged on the horizontally disposed sidewall of host cavity 112, thereby so that clamp structure is simple, compact, and cost is lower.Certainly, track 120 also can adopt other design form, as is arranged on other position of deciding jaw 44.
Refer again to Fig. 5 and Figure 11, host cavity 112 is arranged on the support member 123, and holder 114 is arranged on the support member 123, and holder 114 can be contained in the host cavity 112 or at least part of being positioned at outside the host cavity 112 with being operated.When using holder 114, can pull down fixture block 121, operation holder 114 makes it at least part of and is positioned at outside the host cavity 112.In the time will using fixture block 121, can operate holder 114 and make it to be contained in host cavity 112, install fixture block 121 along track 120 and get final product.Can select holder or fixture block according to different clamping needs, satisfy multiple clamping demand, and conversion is convenient.
Equally, support member 123, holder 114 and fixture block 121 also can form a clamping annex.Thereby can use as an annex separately, be installed in as required on different types of clamping device, such as bench vice, super vice etc.As long as having, this clamping device decides jaw and can be with respect to the movable clamp port of deciding jaw and moving.
Referring to Fig. 2, decide to be provided with on jaw 44 and the movable clamp port 46 supporting plane 140 perpendicular to the first clamping area 111 again.In this preferred embodiment, supporting plane 140 is respectively on support member 123 and movable clamp port 46.Supporting plane 140 is provided with at least three clamps 142, and clamp 142 at least one be arranged on and decide jaw 44 and movable clamp port 46 on one of them, 142 at least two of clamps are arranged on decides jaw 44 and movable clamp port 46 wherein on another.At least clamp 142 forms the 3rd clamping zone, is used for holding workpiece.In this preferred embodiment, decide to arrange respectively on jaw 44 and the movable clamp port 46 two clamps 142.Certainly, can be according to the needs of clamping different workpieces, at the clamp 142 of deciding to connect selectively on jaw 44 and the movable clamp port 46 varying number.
Clamp 142 is arranged on that to decide jaw 44 the same with mode on the movable clamp port 46, now introduces its mounting means to be arranged on the clamp 142 decided on the jaw 44 as example.Such as Figure 14 and shown in Figure 15, clamp 142 comprises and is connected with supporting plane 140 and is positioned at butting section 144 above the supporting plane 140 that butting section 144 has the curved end 146 of contact workpiece.Butting section 144 also has the plane 148 relative with curved end 146.Can be according to the difformity that is held workpiece, pivot clamp 142 makes its curved end 146 or relative plane 148 contact with workpiece.In this preferred embodiment, curved end 146 is set to extrados, makes things convenient for stable holding to have the workpiece of intrados.Certainly, curved end also can be set to intrados, thereby makes things convenient for stable holding to have the workpiece of extrados.In this preferred embodiment, butting section 144 pivotable being connected on the supporting plane 140.Like this, in the certain situation in movable clamp port 46 positions, clamp 142 forms transformable the 3rd clamping zone with adaptive difform workpiece.The other installation site of convertible clamp 142 also further increases the clamping range of the 3rd clamping zone, with the workpiece of adaptive more Multiple Shape.Certainly, butting section 144 also can be arranged to be fixedly connected on the supporting plane 140.
Clamp 142 also comprises and is connected in butting section 144 and extends through guide part 150 on the supporting plane 140, decide to be provided with on jaw 44 and the movable clamp port 46 gathering sill 152 that cooperates with guide part 150, clamp 142 can be with respect to deciding jaw 44 and movable clamp port 46 pivots by the cooperation of guide part 150 and gathering sill 152.
With reference to Figure 16, when the larger round piece 230 of clamping, at first make movable clamp port 46 move to certain position, workpiece is positioned on the supporting plane 140, continue to trample the mobile movable clamp port 46 of pedal (not shown), thereby workpiece stably is held in clamp 142 formed the 3rd clamping zones.Clamp 142 is pivotally connected to be decided on jaw 44 and the movable clamp port 46, therefore, when holding workpiece, clamp 142 can automatically pivot with the workpiece close contact.During clamping circular work pieces, can select the plane 148 of butting section 144 or curved end 146 to contact with workpiece.
With further reference to 17, during the workpiece 240 of and end face camber larger when clamping, anti-dress after can extracting moving guide rail out is pulled down movable clamp port 46 simultaneously, and changes 180 degree and be re-installed in and move on the guide rail 42, and the first clamping area 111 and the second clamping area 113 are faced mutually.If in addition this to be held workpiece be that an end is extrados, the other end is the special-shaped workpiece of intrados, then the intrados of workpiece contacts with the curved end 146 of butting section 144, extrados can contact with plane 148 or the curved end 146 of butting section 144.
With further reference to Figure 18, when the angled taper work 250 of clamping both ends of the surface, also can two clamps 142 be set deciding jaw 44, at movable clamp port 46 clamp 142 is set, workpiece is placed on the supporting plane 140 equally, and workpiece is arranged in above-mentioned three clamps, 142 formed clamping zones.The plane 148 of the butting section 144 of clamp 142 contacts with workpiece at this moment, thus the stable holding workpiece.If during the larger workpiece of clamping, anti-dress after can extracting moving guide rail out is equally also pulled down movable clamp port 46 simultaneously in addition, and change 180 degree and be re-installed on the moving guide rail 42, so can further improve the clamping range of anchor clamps.
The above embodiments only are the most preferred embodiments that provides in order to allow those skilled in the art understand the present invention.The present invention is not limited in above-mentioned specific embodiment.Any those skilled in the art easily full of beard and improvement all within inventive concept of the present invention.
Claims (10)
1. anchor clamps are used for holding workpiece, and described anchor clamps comprise:
Pedestal along the lengthwise extension;
Be arranged on the jaw of deciding on the described pedestal;
Be arranged on the described pedestal and can decide the movable clamp port that jaw moves relative to described;
It is characterized in that:
Describedly decide jaw and movable clamp port one of them is provided with mobilizable the first clamping area and host cavity, describedly decide jaw and movable clamp port wherein another is provided with the second clamping area, the holder that at least one has clamping face is set in the described host cavity, when described holder can be contained in the host cavity with being operated, described the first clamping area and the second clamping area formed the first clamping zone; Described the first clamping area is movable, and described holder can be operated when ground is at least part of to be positioned at outside the described host cavity, and described clamping face and described the second clamping area form the second clamping zone.
2. anchor clamps according to claim 1 is characterized in that: described holder pivots and is arranged in the described host cavity.
3. anchor clamps according to claim 1, it is characterized in that: described holder is arranged in the described host cavity slippingly, and the slippage on the moving direction of described movable clamp port of described holder.
4. anchor clamps according to claim 1, it is characterized in that: described holder is set to two, the angled setting of two clamping faces of described two holders.
5. anchor clamps according to claim 1 is characterized in that: described holder has two clamping parts that arrange at interval, and described two clamping parts have defined described clamping face.
6. anchor clamps according to claim 1 is characterized in that: described anchor clamps comprise also by track and are movably arranged on described jaw and the movable clamp port fixture block on one of them of deciding that described the first clamping area is arranged on the described fixture block.
7. anchor clamps according to claim 6, it is characterized in that: described track is arranged on the horizontally disposed sidewall of described host cavity.
8. anchor clamps according to claim 6, it is characterized in that: described track is arc track.
9. anchor clamps according to claim 6, it is characterized in that: described fixture block can shift out described track.
10. anchor clamps according to claim 9, it is characterized in that: the moving direction of described fixture block and the moving direction of described movable clamp port intersect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210018075.3A CN102990538B (en) | 2011-09-19 | 2012-01-20 | Clamp |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110278659.X | 2011-09-19 | ||
| CN201110278659 | 2011-09-19 | ||
| CN201210018075.3A CN102990538B (en) | 2011-09-19 | 2012-01-20 | Clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102990538A true CN102990538A (en) | 2013-03-27 |
| CN102990538B CN102990538B (en) | 2015-02-04 |
Family
ID=47919929
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210018075.3A Expired - Fee Related CN102990538B (en) | 2011-09-19 | 2012-01-20 | Clamp |
| CN201210018813.4A Expired - Fee Related CN102990539B (en) | 2011-09-19 | 2012-01-20 | Clamp |
| CN201210019056.2A Expired - Fee Related CN102990540B (en) | 2011-09-19 | 2012-01-20 | Fixture |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210018813.4A Expired - Fee Related CN102990539B (en) | 2011-09-19 | 2012-01-20 | Clamp |
| CN201210019056.2A Expired - Fee Related CN102990540B (en) | 2011-09-19 | 2012-01-20 | Fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN102990538B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659634A (en) * | 2012-09-20 | 2014-03-26 | 苏州宝时得电动工具有限公司 | Clamping mechanism and clamp comprising same |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103465188A (en) * | 2013-09-26 | 2013-12-25 | 苏州多贝机械科技有限公司 | Jaw vice |
| CN106353403B (en) * | 2016-08-27 | 2023-07-04 | 上海科正模具有限公司 | Inspection device and inspection method for molded product |
| CN108453685B (en) * | 2018-06-14 | 2023-10-03 | 浙江机电职业技术学院 | Tool box capable of changing bench clamp block into bench saw backer |
| CN115213711A (en) * | 2022-06-02 | 2022-10-21 | 南阳浩帆车辆部件有限公司 | Hydraulic clamping tool of numerical control double-sided milling machine |
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| US4732373A (en) * | 1983-12-22 | 1988-03-22 | Yang Tai Her | Servo-clamping device |
| US4798371A (en) * | 1986-09-24 | 1989-01-17 | Klaus Wallisser | Chucking device, in particular a vise |
| CN2032115U (en) * | 1988-06-02 | 1989-02-08 | 娄底市交通机械修配厂 | Anvil vice with speedily changing jaw and its jaw |
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| CN201183224Y (en) * | 2007-12-24 | 2009-01-21 | 苏州宝时得电动工具有限公司 | Quick vice |
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| US530733A (en) * | 1894-12-11 | John j | ||
| DE3280383D1 (en) * | 1982-09-28 | 1992-01-30 | Yang Tai Her | CLAMPING DEVICES. |
| CN2152638Y (en) * | 1993-05-22 | 1994-01-12 | 南昌航空工业学院 | Vice for quick-clamping machine |
| CN2257510Y (en) * | 1996-07-10 | 1997-07-09 | 湖南胜基电子有限公司 | Multifunction jaw vice |
| CN2915379Y (en) * | 2006-05-22 | 2007-06-27 | 孙浩 | Multifunctional taper flat mouth tongs |
| CN2930976Y (en) * | 2006-07-24 | 2007-08-08 | 刘慧� | High precision round mouth tongs |
| CN101862999B (en) * | 2010-06-28 | 2012-12-19 | 深圳市银宝山新科技股份有限公司 | Fixture |
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- 2012-01-20 CN CN201210018075.3A patent/CN102990538B/en not_active Expired - Fee Related
- 2012-01-20 CN CN201210018813.4A patent/CN102990539B/en not_active Expired - Fee Related
- 2012-01-20 CN CN201210019056.2A patent/CN102990540B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4732373A (en) * | 1983-12-22 | 1988-03-22 | Yang Tai Her | Servo-clamping device |
| EP0234677A1 (en) * | 1986-01-08 | 1987-09-02 | Tai-Her Yang | Clamping device |
| US4798371A (en) * | 1986-09-24 | 1989-01-17 | Klaus Wallisser | Chucking device, in particular a vise |
| CN2032115U (en) * | 1988-06-02 | 1989-02-08 | 娄底市交通机械修配厂 | Anvil vice with speedily changing jaw and its jaw |
| CN1105309A (en) * | 1994-01-13 | 1995-07-19 | 杨泰和 | Double-face tongs with combined bearing face |
| CN201183224Y (en) * | 2007-12-24 | 2009-01-21 | 苏州宝时得电动工具有限公司 | Quick vice |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659634A (en) * | 2012-09-20 | 2014-03-26 | 苏州宝时得电动工具有限公司 | Clamping mechanism and clamp comprising same |
| CN103659634B (en) * | 2012-09-20 | 2016-02-17 | 苏州宝时得电动工具有限公司 | Clamping device and there is the fixture of this clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102990539A (en) | 2013-03-27 |
| CN102990539B (en) | 2015-07-01 |
| CN102990540B (en) | 2015-08-19 |
| CN102990538B (en) | 2015-02-04 |
| CN102990540A (en) | 2013-03-27 |
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Granted publication date: 20150204 |