CN211539256U - Stamping workpiece processing positioning fixture - Google Patents
Stamping workpiece processing positioning fixture Download PDFInfo
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- CN211539256U CN211539256U CN201921762725.9U CN201921762725U CN211539256U CN 211539256 U CN211539256 U CN 211539256U CN 201921762725 U CN201921762725 U CN 201921762725U CN 211539256 U CN211539256 U CN 211539256U
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- workbench
- cam
- splint
- workstation
- stamping workpiece
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Abstract
The utility model aims to provide a tool which has simple structure and convenient use, can centralize the stress points of workpieces, the stamping part processing positioning fixture beneficial to improving the clamping stability comprises a workbench and a clamping plate, the clamping plates comprise two side clamping plates, a fixed clamping plate and a movable clamping plate, the two side clamping plates can be synchronously and oppositely arranged on the workbench in a sliding manner along the width direction of the workbench through a linkage device, the fixed splint is fixedly connected with one side of the workbench along the length direction, the movable splint is arranged on the other side of the workbench in a sliding way along the length direction of the workbench through a driving device, the workbench is provided with a driving device for driving the movable clamping plate to slide, the driving device is a cam, the cam is rotatably arranged on the workbench, and the peripheral surface of the cam can be abutted to the outer end surface of the movable clamping plate.
Description
Technical Field
The utility model relates to an anchor clamps specifically are stamping workpiece processing positioning fixture.
Background
At present, in the process of machining daily non-standard parts of a steel structure, in order to ensure that the products of the steel parts are qualified, reduce the labor intensity of workers and improve the production efficiency of a factory, pneumatic clamps are widely adopted. However, in these clamps, a separate positioning mechanism from a clamping mechanism is generally adopted, for example, the utility model with the publication number of CN206550244U discloses a positioning clamp for stamping workpiece machining, which comprises a slide block, a cross bar and a baffle plate, wherein the slide block moves back and forth on the side edge of a base, the cross bar is arranged on the slide block, the baffle plate is arranged on the cross bar, a horizontal clamp is arranged on the base and is arranged opposite to the limiting mechanism, a rotating mechanism is arranged below the base to realize rapid clamping of the stamping workpiece, thereby realizing the front and back abutting limit of the stamping workpiece, and the side edge of the stamping workpiece is limited by the limiting mechanism, realizing multi-directional positioning, but still having defects when in use, two side baffles of the limiting mechanism are distributed in a triangular shape with the horizontal clamp, therefore, the baffles limit the two end faces of the workpiece, and position one side of the workpiece by the horizontal clamp, the stress points of the workpiece are dispersed, which is not favorable for the clamping stability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, convenient to use, and can make the work piece stress point concentrate, be favorable to improving the stamping workpiece processing positioning fixture of centre gripping stability to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a stamping workpiece processing positioning fixture, includes workstation and splint, splint include two side splint, solid fixed splint and activity splint, two side splint pass through the aggregate unit and follow the width direction of workstation can slide in opposite directions in step set up in on the workstation, solid fixed splint link firmly in one side of workstation edge length direction, the activity splint pass through drive arrangement and follow the length direction of workstation slide set up in the opposite side of workstation, be provided with on the workstation and be used for the drive arrangement that the activity splint slided.
The further improvement is that: the driving device is a cam, the cam is rotatably arranged on the workbench, the peripheral surface of the cam can be abutted to the end surface of the outer side of the movable clamping plate, and a positioning device capable of fixing the cam relative to the workbench is arranged between the cam and the workbench.
The further improvement is that: the positioning device comprises a positioning pin rod, the cam is provided with a plurality of positioning holes along the circumferential direction of the connecting shaft, the positioning pin rod penetrates through the positioning holes, and the workbench is provided with blind holes corresponding to the positioning holes, so that the positioning pin rod penetrates through the blind holes.
The further improvement is that: a first sliding groove is formed in the workbench along the length direction of the workbench, and the movable clamping plate is arranged on the first sliding groove in a sliding mode through the sliding block.
The further improvement is that: the linkage device comprises a lead screw, two second chutes are formed in the workbench along the width direction of the workbench, the lead screw is rotatably arranged in the second chutes in a penetrating mode, reverse external threads are respectively arranged on parts, located in the two second chutes, of the lead screw, the side clamping plates are slidably arranged in the second chutes, threaded holes are formed in the side clamping plates, the lead screw penetrates through the lead screw, one end of the lead screw penetrates out of the workbench, and the penetrating end of the lead screw is fixedly connected with a hand wheel.
The further improvement is that: the side plates are fixedly connected to two sides of the workbench along the width direction of the workbench, the outer end faces of the side clamping plates are fixedly connected to the two guide rods, and through holes for the guide rods to penetrate through are formed in the side plates.
The further improvement is that: still include reset spring, reset spring's one end link firmly in on the movable clamp plate, reset spring's the other end links firmly on the curb plate and is located and is close to the one end of cam.
The further improvement is that: the worktable is rotatably arranged on the base through a rotating shaft
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages of simple structure, high durability and convenient use, through the side splint that slide in opposite directions along both sides, and the setting of activity splint and solid fixed splint, thereby it presss from both sides tightly to realize the work piece four sides, each face atress that makes the work piece simultaneously is even, the clamp force is stable, avoid the work piece to produce in the course of working and rock, the locating pin pole messenger of crossing again fixes a position the cam, thereby prevent that the mistake from bumping the handle and making the cam rotate, avoid the work piece to slide in the course of working, the improvement practicality, press from both sides tight convenient operation, furthermore, reset spring can make activity splint slide and reset, in the work piece clamping process, the workstation can rotate around the base, be convenient for carry out the.
Drawings
FIG. 1 is a top view of a stamping workpiece machining positioning fixture;
FIG. 2 is a side view of a stamping workpiece machining positioning fixture;
in the figure: the device comprises a workbench 1, a side plate 2, a guide rod 3, a side clamping plate 4, a fixed clamping plate 5, a hand wheel 6, a movable clamping plate 7, a first sliding groove 8, a screw rod 9, a second sliding groove 10, a cam 11, a return spring 12, a positioning hole 13, a positioning pin rod 14, a handle 15, a rotating shaft 16 and a base 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-2, in the embodiment of the utility model, an stamping workpiece processing positioning fixture, including workstation 1 and splint, splint include two side splint 4, solid fixed splint 5 and movable splint 7, two side splint 4 are followed through linkage the width direction of workstation 1 can be synchronous slide in opposite directions set up in on the workstation 1, gu fixed splint 5 link firmly in workstation 1 follows one side of length direction, movable splint 7 passes through drive arrangement edge the length direction of workstation 1 slide set up in the opposite side of workstation 1, be provided with on the workstation 1 and be used for the drive arrangement that movable splint 7 slided.
Preferably, the driving device is a cam 11, the cam 11 is rotatably mounted on the workbench 1, an outer circumferential surface of the cam 11 can abut against an outer end surface of the movable clamp 7, and a positioning device capable of fixing the cam 11 relative to the workbench 1 is arranged between the cam 11 and the workbench 1.
Preferably, the positioning device includes a positioning pin 14, the cam 11 is provided with a plurality of positioning holes 13 along a connecting axis thereof in a circumferential direction for the positioning pin 14 to pass through, and the workbench 1 is provided with a blind hole corresponding to the positioning holes 13 for the positioning pin 14 to pass through.
In this embodiment, a first sliding groove 8 is formed in the workbench 1 along the length direction thereof, and the movable clamping plate 7 is slidably disposed on the first sliding groove 8 through a sliding block.
In this embodiment, the aggregate unit includes lead screw 9, two second spouts 10 have been seted up along its width direction on workstation 1, lead screw 9 is rotatable to be worn to locate in the second spout 10, the part that lead screw 9 is located two second spouts 10 is provided with reverse external screw thread respectively, side splint 4 slide set up in the second spout 10, set up threaded hole on the side splint 4 the lead screw 9 passes, the one end of lead screw 9 is worn out workstation 1, the wearing out of lead screw 9 is served and is linked firmly hand wheel 6.
In order to improve the stability of sliding of side splint 4, preferentially, still include two curb plates 2, curb plate 2 link firmly in workstation 1 is along its width direction's both sides, link firmly in two guide bars 3 on the outside terminal surface of side splint 4, set up the confession on the curb plate 2 the through-hole that guide bar 3 passed.
In order to realize the rebound resetting of the movable clamping plate 7, the movable clamping plate further comprises a reset spring 12, one end of the reset spring 12 is fixedly connected to the movable clamping plate 7, and the other end of the reset spring 12 is fixedly connected to the side plate 2 and is positioned at one end close to the cam 11.
In order to facilitate the checking operation of all directions of the work, the working platform further comprises a base 17, and the working platform 1 is rotatably arranged on the base 17 through a rotating shaft 16.
The utility model discloses a theory of operation is:
when the clamping device is used, a workpiece is placed on the workbench 1, the length and width directions of the workpiece are placed corresponding to the length and width directions of the workbench 1, the hand wheel 6 is rotated, the hand wheel 6 drives the screw rod 9 to rotate, so that the two side clamping plates 4 are close to and slide oppositely, so that the two sides of the workpiece are pre-clamped, the handle 15 is held by a hand to rotate the cam 11, so that the movable clamping plate 7 is pushed to slide towards the fixed clamping plate 5, so that the workpiece is tightly propped against the workpiece, the hand wheel 6 is rotated to further rotate the screw rod 9, so that the workpiece is locked, the four sides of the workpiece are clamped by the way, all sides of the workpiece are uniformly stressed, the clamping force is stable, the workpiece is prevented from shaking in the machining process, the positioning pin rod 14 can be used for positioning the cam 11, the handle 15 is prevented from being mistakenly touched to rotate the cam 11, the workpiece is prevented from sliding in the machining process, in addition, the return spring 12 can enable the movable clamping plate 7 to slide and return, and the workbench 1 can rotate around the base 17 in the workpiece clamping process, so that the workpiece can be conveniently subjected to azimuth adjustment.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a stamping workpiece processing positioning fixture, includes workstation and splint, its characterized in that: the splint include two side splint, solid fixed splint and activity splint, two side splint pass through the aggregate unit and follow the width direction of workstation can synchronous relative sliding set up in on the workstation, gu fixed splint link firmly in one side of workstation along length direction, the activity splint pass through drive arrangement edge the length direction of workstation slide set up in the opposite side of workstation, be provided with on the workstation and be used for the drive arrangement that the activity splint slided.
2. The stamping workpiece machining positioning fixture of claim 1, wherein: the driving device is a cam, the cam is rotatably arranged on the workbench, the peripheral surface of the cam can be abutted to the end surface of the outer side of the movable clamping plate, and a positioning device capable of fixing the cam relative to the workbench is arranged between the cam and the workbench.
3. The stamping workpiece machining positioning fixture of claim 2, wherein: the positioning device comprises a positioning pin rod, the cam is provided with a plurality of positioning holes along the circumferential direction of the connecting shaft, the positioning pin rod penetrates through the positioning holes, and the workbench is provided with blind holes corresponding to the positioning holes, so that the positioning pin rod penetrates through the blind holes.
4. A stamping workpiece machining positioning fixture according to any one of claims 1-3, characterized in that: a first sliding groove is formed in the workbench along the length direction of the workbench, and the movable clamping plate is arranged on the first sliding groove in a sliding mode through the sliding block.
5. The stamping workpiece machining positioning fixture of claim 3, wherein: the linkage device comprises a lead screw, two second chutes are formed in the workbench along the width direction of the workbench, the lead screw is rotatably arranged in the second chutes in a penetrating mode, reverse external threads are respectively arranged on parts, located in the two second chutes, of the lead screw, the side clamping plates are slidably arranged in the second chutes, threaded holes are formed in the side clamping plates, the lead screw penetrates through the lead screw, one end of the lead screw penetrates out of the workbench, and the penetrating end of the lead screw is fixedly connected with a hand wheel.
6. The stamping workpiece machining positioning fixture of claim 5, wherein: the side plates are fixedly connected to two sides of the workbench along the width direction of the workbench, the outer end faces of the side clamping plates are fixedly connected to the two guide rods, and through holes for the guide rods to penetrate through are formed in the side plates.
7. The stamping workpiece machining positioning fixture of claim 6, wherein: still include reset spring, reset spring's one end link firmly in on the movable clamp plate, reset spring's the other end links firmly on the curb plate and is located and is close to the one end of cam.
8. A stamping workpiece machining positioning fixture according to any one of claims 1-3, characterized in that: still include the base, the workstation pass through the pivot rotatable install in on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762725.9U CN211539256U (en) | 2019-10-21 | 2019-10-21 | Stamping workpiece processing positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762725.9U CN211539256U (en) | 2019-10-21 | 2019-10-21 | Stamping workpiece processing positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211539256U true CN211539256U (en) | 2020-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921762725.9U Active CN211539256U (en) | 2019-10-21 | 2019-10-21 | Stamping workpiece processing positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211539256U (en) |
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2019
- 2019-10-21 CN CN201921762725.9U patent/CN211539256U/en active Active
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