CN220740893U

CN220740893U - Positioning fixture with high clamping stability

Info

Publication number: CN220740893U
Application number: CN202322497403.9U
Authority: CN
Inventors: 朱江; 孟祥帅; 李元
Original assignee: Xi'an Ruijincheng Machinery Co ltd
Current assignee: Xi'an Ruijincheng Machinery Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-09
Anticipated expiration: 2033-09-14

Abstract

The utility model relates to the field of clamps and discloses a positioning clamp with high clamping stability, which comprises a bottom plate, a mounting plate and a connecting column, wherein the front end and the rear end of the upper surface of the bottom plate are respectively and fixedly connected with a supporting plate, the front end of the upper surface of the supporting plate is fixedly connected with a positioning plate, the upper surface of the supporting plate is fixedly connected with a guide plate near the middle part, two sides of the upper surface of the supporting plate are fixedly connected with baffle plates, and the middle part of the outer wall of the front end of the mounting plate is fixedly connected with a limiting sleeve. According to the utility model, the threaded rod is positioned through the positioning plate and the guide plate, the threaded rod can be driven to rotate through rotating the handle so as to push the mounting plate and the clamping block to move, the clamping function is realized, and the stability of clamping can be increased through arranging the anti-skid patterns, so that the workpiece is not easy to move or misplace in the processing process, repeated positioning and adjustment can be prevented, and the production efficiency can be improved.

Description

Positioning fixture with high clamping stability

Technical Field

The utility model relates to the field of clamps, in particular to a positioning clamp with high clamping stability.

Background

The positioning fixture is a device for fixing and positioning workpieces, is used for ensuring accurate positioning of the workpieces in the processing, assembling or measuring process, is usually composed of a clamping part, a positioning element, a base and the like, is a very important tool, plays a key role in fixing, clamping and positioning the workpieces in the manufacturing and production process, and can improve the working efficiency, reduce the cost and ensure the consistency and quality of products by reasonably designing and using the fixture.

Some existing positioning fixtures are unstable in clamping and positioning the workpiece, the workpiece can be clamped when the workpiece is clamped and positioned, the workpiece can be moved or misplaced in the machining or assembling process due to the unstable fixture, the repeated positioning and adjusting times can be increased, the production efficiency is reduced, workers can need to spend more time to adjust the position of the fixture, the machining period is prolonged, the positioning accuracy of the workpiece can be influenced, the machining quality is reduced, meanwhile, the workpiece cannot be accurately positioned at a required position, the problems of size deviation, unsuitable fit clearance and the like can occur in the machining process, the quality and performance of a product are finally influenced, the workpiece can be suddenly moved or inclined in the machining or assembling process, and the risk of accidental injury is increased.

Therefore, a positioning fixture with high clamping stability is provided by a person skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the positioning clamp with high clamping stability, which is used for positioning the threaded rod through the positioning plate and the guide plate, driving the threaded rod to rotate through rotating the handle so as to push the mounting plate and the clamping block to move, realizing the clamping function, and improving the clamping stability through arranging the anti-skid patterns, so that workpieces are not easy to move or misplace in the processing process, repeated positioning and adjustment can be prevented, and the production efficiency can be improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a positioning fixture that clamping stability is strong, includes bottom plate, mounting panel and spliced pole, bottom plate upper surface front end and rear end fixedly connected with backup pad respectively, the front end fixedly connected with locating plate of backup pad upper surface, backup pad upper surface is close to middle part department fixedly connected with deflector, the both sides fixedly connected with baffle of backup pad upper surface, the middle part fixedly connected with stop collar of mounting panel front end outer wall, the outer wall of mounting panel rear end passes through the fixedly connected with grip block of bolt, the one end that the grip block kept away from the mounting panel is provided with anti-skidding line, the middle part threaded connection of locating plate and deflector has the threaded rod, threaded rod front end outer wall fixedly connected with square fixture block, square draw-in groove has been seted up to the upper portion of spliced pole rear end outer wall, the middle part fixedly connected with electromagnetic chuck of bottom plate upper surface;

through above-mentioned technical scheme, fix a position the threaded rod through locating plate and deflector, thereby can drive the threaded rod through the rotation handle and rotate promotion mounting panel and grip block and remove, realize the function of centre gripping, can increase the stability of centre gripping through setting up anti-skidding line for the work piece is difficult for taking place to remove or dislocation in the course of working, can prevent to repeat the location and adjust, can improve production efficiency, can adsorb the stability of work piece when improving the centre gripping to some work piece materials through setting up electromagnet.

Further, two threaded columns are fixedly connected to the middle parts of the two sides of the upper surface of the bottom plate, springs are sleeved on the outer walls of the threaded columns, limiting plates are sleeved on the upper ends of the threaded columns, and nuts are connected to the upper surfaces of the limiting plates in a threaded mode;

through above-mentioned technical scheme, can adjust the height of limiting plate through adjusting the nut on the screw thread post, can prop up the limiting plate through the elasticity of spring and reach the purpose that compresses tightly the work piece, when can improve the centre gripping work piece, the stability of work piece can make the work piece accurately fix a position in required position.

Further, the outer walls of the two sides of the mounting plate are fixedly connected with first clamping blocks, the two sides of the lower surface of the mounting plate are fixedly connected with second clamping blocks, a first limit groove is formed in the inner side of the upper surface of the supporting plate, which is close to the baffle, and a second limit groove is formed in the inner wall of the baffle, which is close to the rear end;

through above-mentioned technical scheme, can carry out spacingly to the mounting panel through first fixture block and second fixture block and first spacing groove and second spacing groove.

Further, the second clamping block is in sliding connection in the first limiting groove, and the first clamping block is in sliding connection in the second limiting groove;

through above-mentioned technical scheme, through second fixture block at first spacing inslot sliding connection, first fixture block can realize the gliding function of mounting panel at the inside sliding connection of second spacing groove.

Further, a limiting hole is formed in the limiting sleeve, a limiting block is fixedly connected to the rear end of the threaded rod, and the limiting block is rotationally connected in the limiting hole;

through above-mentioned technical scheme, through stopper at spacing downthehole rotation connection, can realize that the threaded rod promotes the function of mounting panel.

Further, a handle is rotatably connected to the lower part of the outer wall of the front end of the connecting column;

through above-mentioned technical scheme, can make the threaded rod rotate through the handle.

Further, the square clamping groove is matched with the square clamping block in a clamping way;

through above-mentioned technical scheme, can realize through square draw-in groove and square fixture block joint cooperation that spliced pole and handle can be dismantled function, can install at any time and use, improve the convenience.

Further, threaded holes are formed in four corners of the upper surface of the bottom plate;

through above-mentioned technical scheme, can install positioning fixture on the workstation through setting up the screw hole.

The utility model has the following beneficial effects:

1. compared with the existing positioning clamps, the positioning clamp provided by the utility model has the advantages that the threaded rod is positioned through the positioning plate and the guide plate, the threaded rod can be driven to rotate through the rotating handle, so that the mounting plate and the clamping block are pushed to move, the clamping function is realized, the clamping stability can be improved through the arrangement of the anti-skid patterns, the workpiece is not easy to move or misplace in the processing process, repeated positioning and adjustment can be prevented, and the production efficiency can be improved.

2. Compared with the existing positioning clamps, the positioning clamp with high clamping stability provided by the utility model has the advantages that the height of the limiting plate can be adjusted by adjusting the nuts on the threaded columns, the limiting plate can be supported by the elasticity of the springs to achieve the purpose of compressing the workpiece, the stability of the workpiece can be improved when the workpiece is clamped, the workpiece can be accurately positioned at a required position, the possibility of problems such as size deviation, improper fit clearance and the like in the processing process is reduced, and therefore, the quality of products is improved.

3. Compared with the existing positioning clamps, the positioning clamp with strong clamping stability provided by the utility model has the advantages that the electromagnetic chuck is arranged to adsorb some workpiece materials to improve the stability of the workpiece during clamping, the workpiece can be prevented from suddenly moving or tilting in the processing process, the risk of accidental injury is reduced, and the accidental injury caused by the instability of the clamp can be avoided when a worker operates the clamp.

Drawings

FIG. 1 is an isometric view of a positioning fixture with high clamping stability according to the present utility model;

fig. 2 is a schematic structural diagram of a positioning fixture with high clamping stability according to the present utility model;

FIG. 3 is an isometric view of a positioning fixture bottom plate, a supporting plate, a positioning plate, a guide plate and an electromagnetic chuck with high clamping stability;

FIG. 4 is an isometric view of a bottom plate, a support plate and a baffle plate of a positioning fixture with high clamping stability;

fig. 5 is an exploded view of a positioning fixture mounting plate, a threaded rod and a clamping block with high clamping stability.

Legend description:

1. a bottom plate; 2. a support plate; 3. a positioning plate; 4. a guide plate; 5. a mounting plate; 6. a threaded rod; 7. a first clamping block; 8. a second clamping block; 9. a limit sleeve; 10. a limiting hole; 11. a clamping block; 12. anti-skid lines; 13. a limiting block; 14. a first limit groove; 15. a baffle; 16. the second limit groove; 17. an electromagnetic chuck; 18. a threaded column; 19. a spring; 20. a limiting plate; 21. a square clamping block; 22. a connecting column; 23. a handle; 24. square clamping groove; 25. a threaded hole; 26. and (3) a nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a positioning fixture that clamping stability is strong, which comprises a base plate 1, mounting panel 5 and spliced pole 22, the front end of bottom plate 1 upper surface and rear end fixedly connected with backup pad 2 respectively, the front end fixedly connected with locating plate 3 of backup pad 2 upper surface, the department fixedly connected with deflector 4 near the middle part of backup pad 2 upper surface, the both sides fixedly connected with baffle 15 of backup pad 2 upper surface, the middle part fixedly connected with stop collar 9 of mounting panel 5 front end outer wall, the outer wall of mounting panel 5 rear end passes through bolt fixedly connected with grip block 11, the one end that grip block 11 kept away from mounting panel 5 is provided with anti-skidding line 12, the middle part threaded connection of locating plate 3 and deflector 4 has threaded rod 6, threaded rod 6 front end outer wall fixedly connected with square fixture block 21, square draw-in groove 24 has been seted up to the upper portion of spliced pole 22 rear end outer wall, the middle part fixedly connected with electromagnetic chuck 17 of bottom plate 1 upper surface;

the threaded rod 6 is positioned through the positioning plate 3 and the guide plate 4, the threaded rod 6 can be driven to rotate through the rotating handle 23 so as to push the mounting plate 5 and the clamping block 11 to move, the clamping function is realized, the clamping stability can be increased through the anti-slip patterns 12, the workpiece is not easy to move or misplace in the processing process, repeated positioning and adjustment can be prevented, the production efficiency can be improved, and the stability of the workpiece can be improved when the clamping is carried out by arranging the electromagnetic chuck 17 to adsorb some workpiece materials.

Two threaded columns 18 are fixedly connected to the middle parts of two sides of the upper surface of the bottom plate 1, springs 19 are sleeved on the outer walls of the threaded columns 18, limiting plates 20 are sleeved on the upper ends of the threaded columns 18, nuts 26 are connected to the upper surfaces of the limiting plates 20 in a threaded mode, the height of the limiting plates 20 can be adjusted through adjusting the nuts 26 on the threaded columns 18, the limiting plates 20 can be supported through the elastic force of the springs 19 to achieve the purpose of compressing workpieces, stability of the workpieces can be improved when the workpieces are clamped, the workpieces can be accurately positioned at required positions, first clamping blocks 7 are fixedly connected to the outer walls of two sides of the mounting plate 5, second clamping blocks 8 are fixedly connected to the two sides of the lower surface of the mounting plate 5, first limiting grooves 14 are formed in the positions, close to the inner sides of the baffle 15, second limiting grooves 16 are formed in the positions, close to the rear ends, of the inner walls of the baffle 15, the mounting plate 5 can be limited through the first clamping block 7, the second clamping block 8, the first limiting groove 14 and the second limiting groove 16, the second clamping block 8 is in sliding connection in the first limiting groove 14, the first clamping block 7 is in sliding connection in the second limiting groove 16, the first clamping block 7 is in sliding connection in the first limiting groove 14 through the second clamping block 8, the first clamping block 7 can realize the sliding function of the mounting plate 5 in sliding connection in the second limiting groove 16, the limiting hole 10 is formed in the limiting sleeve 9, the limit 13 is fixedly connected with the rear end of the threaded rod 6, the limit 13 is in rotating connection in the limiting hole 10, the function of pushing the mounting plate 5 by the threaded rod 6 can be realized through the rotating connection of the limit 13 in the limiting hole 10, the lower part of the outer wall of the front end of the connecting post 22 is in rotating connection with the handle 23, the threaded rod 6 can be rotated through the handle 23, the square clamping groove 24 is in clamping fit with the square clamping block 21, can realize through square draw-in groove 24 and square fixture block 21 joint cooperation that spliced pole 22 and handle 23 can pull down the function, can install at any time and use, improve the convenience, four corners of bottom plate 1 upper surface are offered threaded hole 25, can install positioning fixture on the workstation through setting up threaded hole 25.

Working principle: when the positioning clamp is used, the threaded rod 6 is positioned through the positioning plate 3 and the guide plate 4, the threaded rod 6 can be driven to rotate through the rotating handle 23 so as to push the mounting plate 5 and the clamping block 11 to move, the clamping function is realized, the stability of clamping can be increased through the anti-slip patterns 12, the workpiece is not easy to move or misplace in the processing process, repeated positioning and adjustment can be prevented, the production efficiency can be improved, the height of the limiting plate 20 can be adjusted through adjusting the nut 26 on the threaded column 18, the limiting plate 20 can be supported through the elasticity of the spring 19 to achieve the aim of compressing the workpiece, the stability of the workpiece can be improved when the workpiece is clamped, the workpiece can be accurately positioned at a required position, and the stability of the workpiece can be improved when the workpiece is clamped through arranging the electromagnetic chuck 17 to adsorb some workpiece materials.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a positioning fixture that clamping stability is strong, includes bottom plate (1), mounting panel (5) and spliced pole (22), its characterized in that: bottom plate (1) upper surface front end and rear end fixedly connected with backup pad (2) respectively, the front end fixedly connected with locating plate (3) of backup pad (2) upper surface, backup pad (2) upper surface is close to middle part department fixedly connected with deflector (4), both sides fixedly connected with baffle (15) of backup pad (2) upper surface, the middle part fixedly connected with stop collar (9) of mounting panel (5) front end outer wall, the outer wall of mounting panel (5) rear end passes through bolt fixedly connected with grip block (11), the one end that mounting panel (5) was kept away from to grip block (11) is provided with anti-skidding line (12), the middle part threaded connection threaded rod (6) of locating plate (3) and deflector (4), square fixture block (21) are located to threaded rod (6) front end outer wall fixedly connected with, square draw-in groove (24) have been seted up on the upper portion of spliced pole (22) rear end outer wall, the middle part fixedly connected with electromagnetic chuck (17) of bottom plate (1) upper surface.

2. The positioning fixture with high clamping stability according to claim 1, wherein: two threaded columns (18) are fixedly connected to the middle parts of the two sides of the upper surface of the bottom plate (1), springs (19) are sleeved on the outer walls of the threaded columns (18), limiting plates (20) are sleeved on the upper ends of the threaded columns (18), and nuts (26) are connected to the upper ends of the threaded columns (18) at the positions of the upper surfaces of the limiting plates (20) in a threaded mode.

3. The positioning fixture with high clamping stability according to claim 1, wherein: the outer wall of mounting panel (5) both sides is all fixedly connected with first fixture block (7), the both sides of mounting panel (5) lower surface are all fixedly connected with second fixture block (8), backup pad (2) upper surface is close to baffle (15) inboard department and has been seted up first spacing groove (14), the inner wall of baffle (15) is close to rear end department and has been seted up second spacing groove (16).

4. A positioning fixture with high clamping stability according to claim 3, wherein: the second clamping block (8) is in sliding connection in the first limiting groove (14), and the first clamping block (7) is in sliding connection in the second limiting groove (16).

5. The positioning fixture with high clamping stability according to claim 1, wherein: the limiting sleeve is characterized in that a limiting hole (10) is formed in the limiting sleeve (9), a limiting block (13) is fixedly connected to the rear end of the threaded rod (6), and the limiting block (13) is rotationally connected inside the limiting hole (10).

6. The positioning fixture with high clamping stability according to claim 1, wherein: the lower part of the outer wall of the front end of the connecting column (22) is rotatably connected with a handle (23).

7. The positioning fixture with high clamping stability according to claim 1, wherein: the square clamping groove (24) is matched with the square clamping block (21) in a clamping way.

8. The positioning fixture with high clamping stability according to claim 1, wherein: threaded holes (25) are formed in four corners of the upper surface of the bottom plate (1).