CN213827084U

CN213827084U - Clamp capable of fixing irregular shape

Info

Publication number: CN213827084U
Application number: CN202022395692.8U
Authority: CN
Inventors: 蒋张海
Original assignee: Shaoxing Shangyu Chenxin Machinery Technology Co ltd
Current assignee: Shaoxing Shangyu Chenxin Machinery Technology Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-07-30
Anticipated expiration: 2030-10-24

Abstract

The utility model discloses a can carry out anchor clamps fixed to irregular shape, including the board with be fixed in the anchor clamps body on the board, still including setting up the clamp foot adjusting device one on the anchor clamps body and setting up the clamp foot adjusting device two on the anchor clamps body, clamp foot adjusting device one is including clamp foot one and regulating block, clamp foot one slides and sets up on the anchor clamps body, clamp foot one surface is provided with the resilience subassembly that is used for resilience clamp foot one, the regulating block slides and sets up on the anchor clamps body and the regulating block is fixed with clamp foot one, be fixed with the montant on the board of anchor clamps body one side, be provided with the clamp plate on the montant, logical groove one has been seted up on the clamp plate, the ball-type spout has all been seted up on leading to groove one both sides lateral wall, ball spout internal rotation and slip are provided with the ball that one end and montant are fixed, be provided with on the clamp plate and be used for driving clamp plate pivoted drive assembly, the advantage of fixed irregular work piece has.

Description

Clamp capable of fixing irregular shape

Technical Field

The utility model relates to an anchor clamps technical field, in particular to can carry out fixed anchor clamps to irregular shape.

Background

A clamp: the device is used for fixing the processing object to make the processing object occupy the correct position in the mechanical manufacturing process so as to receive construction or detection.

The three-jaw chuck is a common clamp at present, and three jaws of the three-jaw chuck move simultaneously, so that the three-jaw chuck can only clamp a relatively regular workpiece and cannot clamp an irregular workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can carry out the anchor clamps fixed to irregular shape, have the advantage of fixed irregular work piece.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a clamp capable of fixing irregular shapes comprises a machine table, a clamp body fixed on the machine table, a first clamp foot adjusting device arranged on the clamp body and a second clamp foot adjusting device arranged on the clamp body, the first clamping foot adjusting device comprises a first clamping foot and an adjusting block, the first clamping foot is arranged on the clamp body in a sliding manner, a rebound assembly for rebounding the first clamping foot is arranged on the lower surface of the first clamping foot, the adjusting block is arranged on the clamp body in a sliding manner and is fixed with the first clamping foot, a vertical rod is fixed on the machine table at one side of the clamp body, a pressing plate is arranged on the vertical rod, a first through groove is formed in the pressing plate, the ball-shaped sliding grooves are formed in the side walls of the two sides of the through groove, a ball with one end fixed to the vertical rod is arranged in the ball-shaped sliding grooves in a rotating and sliding mode, and a driving assembly used for driving the pressing plate to rotate is arranged on the pressing plate.

Adopt above-mentioned technical scheme, when will clip the work piece of irregular shape, remove the clamp plate, the ball slides in the ball-type spout, the clamp plate removes and drives the regulating block and removes, the regulating block removes and drives a clamp foot and removes, a clamp foot removes and drives the compression of drive resilience subassembly, when will fix the clamp foot, drive the clamp plate through drive assembly and rotate, support the regulating block until the clamp plate, then place the work piece on the anchor clamps body, bump the work piece with a clamp foot and touch, then start clamp foot adjusting device two, until fixed with the work piece.

Preferably, the second clamping foot adjusting device comprises a disc, a first bevel gear and a second bevel gear, a cavity is formed in the fixture body, the disc is rotatably arranged in the cavity, a driving rod penetrates through the side wall of the cavity and is rotatably arranged, one end, located in the cavity, of the driving rod is fixed with the first bevel gear, the disc is fixed with the second bevel gear, the first bevel gear is meshed with the second bevel gear, a spiral groove is formed in the surface, away from the second bevel gear, of the disc, a second through groove and a third through groove are formed in the upper wall of the cavity, a second clamping foot and a third clamping foot are slidably arranged in the second through groove and the third through groove respectively, and a driving groove matched with the spiral groove is formed in the surfaces, contacted with the disc, of the second clamping foot and the third clamping foot.

By adopting the technical scheme, when the second clamping leg and the third clamping leg are moved, the driving rod is rotated, the driving rod rotates to drive the first bevel gear to rotate, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the disc to rotate, the disc rotates to drive the second clamping leg and the third clamping leg to move, and the effect of driving the second clamping leg and the third clamping leg to move is achieved.

Preferably, the driving assembly comprises a threaded rod and a nut, the threaded rod penetrates through the first through groove, one end of the threaded rod is fixed with the machine table, and one end, located on the upper side of the pressing plate, of the threaded rod is in threaded fit with the nut.

By adopting the technical scheme, when the pressing plate is to be rotated, the nut is rotated, because the threaded rod is fixed, the nut moves downwards while rotating, the nut moves to drive the pressing plate to rotate, until the pressing plate is pressed on the clamp body, the pressing plate supports the adjusting block, and the effect of rotating the pressing plate is achieved.

Preferably, the rebound assembly comprises a rebound block and a spring, a rebound groove is formed in the upper surface of the clamp body, the rebound block is fixed to the first clamping leg, the rebound block is arranged in the rebound groove in a sliding mode, one end of the spring is fixed to the rebound groove, and the other end of the spring is fixed to the rebound block.

By adopting the technical scheme, the first clamping foot moves to drive the rebound block to move along the rebound groove, the rebound block moves to drive the spring to compress, the spring compresses to generate elastic force, when the first clamping foot is not fixed, the elastic force of the spring drives the rebound block to move back, the rebound block moves back to drive the first clamping foot to move back, and the effect of automatically moving back the first clamping foot is achieved.

Preferably, a hand disc is fixed at one end, far away from the first bevel gear, of the driving rod.

By adopting the technical scheme, the hand disc is rotated, and the hand disc rotates to drive the driving rod to rotate.

Preferably, one end of the first clamping leg, one end of the second clamping leg and one end of the third clamping leg are provided with grooves.

By adopting the technical scheme, the groove is convenient for the first clamping foot, the second clamping foot and the third clamping foot to clamp the workpiece.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic structural view for showing a second clamping foot adjusting device;

FIG. 3 is a schematic structural view for showing the first clamping foot adjusting device;

fig. 4 is a schematic structural diagram for showing the rebound assembly.

Reference numerals: 1. a machine platform; 2. a clamp body; 3. a first clamping foot adjusting device; 4. a second clamping foot adjusting device; 5. a first clamping leg; 6. an adjusting block; 7. a rebound assembly; 8. a vertical rod; 9. pressing a plate; 10. a first through groove; 11. a spherical chute; 12. a ball; 13. a drive assembly; 14. a disc; 15. a first bevel gear; 16. a second bevel gear; 17. a cavity; 18. a drive rod; 19. a helical groove; 20. a second through groove; 21. a third through groove; 22. a second clamping leg; 23. a third clamping leg; 24. a drive slot; 25. a threaded rod; 26. a nut; 27. a rebound block; 28. a spring; 29. a rebound groove; 30. a handwheel; 31. and (4) a groove.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

Referring to fig. 1 to 4, a clamp capable of fixing irregular shapes comprises a machine table 1, a clamp body 2 fixed on the machine table 1, a first clamping foot adjusting device 3 arranged on the clamp body 2 and a second clamping foot adjusting device 4 arranged on the clamp body 2, wherein the first clamping foot adjusting device 3 comprises a first clamping foot 5 and an adjusting block 6, the first clamping foot 5 is arranged on the clamp body 2 in a sliding manner, the adjusting block 6 is arranged on the clamp body 2 in a sliding manner and is fixed with the first clamping foot 5, a vertical rod 8 is fixed on the machine table 1 at one side of the clamp body 2, a pressing plate 9 is arranged on the vertical rod 8, a first through groove 10 is arranged on the pressing plate 9, spherical chutes 11 are arranged on the side walls at two sides of the first through groove 10, a spherical ball 12 with one end fixed with the vertical rod 8 is arranged in a rotating and sliding manner in the spherical chute 11, when a workpiece with an irregular shape is clamped, the pressing plate 9 is moved, the spherical ball 12 slides in the spherical chute 11, the clamp plate 9 moves and drives the regulating block 6 and moves, the regulating block 6 moves and drives and press from both sides a foot 5 and move, it is provided with the resilience subassembly 7 that is used for resilience to press from both sides a foot 5 to press from both sides a 5 lower surface, resilience subassembly 7 includes resilience piece 27 and spring 28, resilience groove 29 has been seted up to the anchor clamps body 2 upper surface, resilience piece 27 is fixed with clamp foot 5, resilience piece 27 slides and sets up in resilience groove 29, the one end of spring 28 is fixed in resilience groove 29, the other end of spring 28 is fixed with resilience piece 27, it drives resilience piece 27 and moves along resilience groove 29 to press from both sides a foot 5 and move, resilience piece 27 removes and drives spring 28 compression, spring 28 compression produces elasticity, move to the assigned position until clamp foot.

As shown in fig. 3, be provided with on the clamp plate 9 and be used for driving clamp plate 9 pivoted drive assembly 13, drive assembly 13 includes threaded rod 25 and nut 26, threaded rod 25 passes logical groove 10, the one end of threaded rod 25 is fixed with board 1, threaded rod 25 is located the one end and the nut 26 screw-thread fit of clamp plate 9 upside, rotate nut 26, because threaded rod 25 is fixed, nut 26 moves down when the pivoted, nut 26 removes and drives clamp plate 9 and rotate, until pressing plate 9 on the anchor clamps body 2, clamp plate 9 supports regulating block 6.

As shown in fig. 2, the workpiece is placed on the fixture body 2, the workpiece is contacted with the first clamping foot 5, the second clamping foot adjusting device 4 comprises a disc 14, a first bevel gear 15 and a second bevel gear 16, a cavity 17 is formed in the fixture body 2, the disc 14 is rotatably arranged in the cavity 17, a driving rod 18 is arranged on the side wall of the cavity 17 in a penetrating and rotating manner, one end of the driving rod 18 in the cavity 17 is fixed with the first bevel gear 15, a hand disc 30 is fixed at one end of the driving rod 18 far away from the first bevel gear 15, the hand disc 30 is rotated, the driving rod 18 is rotated by the hand disc 30, the driving rod 18 rotates to drive the first bevel gear 15 to rotate, the disc 14 is fixed with the second bevel gear 16, the first bevel gear 15 is meshed with the second bevel gear 16, the first bevel gear 15 rotates to drive the second bevel gear 16 to rotate, the disc 14 rotates by the second bevel gear 16, a spiral groove 19 is formed in the surface of the disc 14 far away from the second bevel gear 16, the upper wall of the cavity 17 is provided with a second through groove 20 and a third through groove 21, a second clamping leg 22 and a third clamping leg 23 are respectively arranged in the second through groove 20 and the third through groove 21 in a sliding mode, a driving groove 24 matched with the spiral groove 19 is formed in the face, where the second clamping leg 22 and the third clamping leg 23 are in contact with the disc 14, the disc 14 rotates to drive the second clamping leg 22 and the third clamping leg 23 to move until the first clamping leg 5, the second clamping leg 22 and the second clamping leg 22 clamp a workpiece, a groove 31 is formed in one end, close to the first clamping leg 5, the second clamping leg 22 and the third clamping leg 23, of the first clamping leg 5, the second clamping leg 22 and the third clamping leg 23 clamp the workpiece.

When the workpiece is to be removed, the nut 26 is reversed, the nut 26 moves upwards, the pressure plate 9 is rotated back, the adjusting block 6 is not pushed, the elastic force of the spring 28 drives the rebound block 27 to move back, the rebound block 27 moves back to drive the clamping feet 5 to move back, and the workpiece can be removed.

Claims

1. The clamp capable of fixing irregular shapes comprises a machine table (1) and a clamp body (2) fixed on the machine table (1), and is characterized by further comprising a first clamping foot adjusting device (3) arranged on the clamp body (2) and a second clamping foot adjusting device (4) arranged on the clamp body (2), wherein the first clamping foot adjusting device (3) comprises a first clamping foot (5) and an adjusting block (6), the first clamping foot (5) is arranged on the clamp body (2) in a sliding manner, the lower surface of the first clamping foot (5) is provided with a rebounding assembly (7) used for rebounding the first clamping foot (5), the adjusting block (6) is arranged on the clamp body (2) in a sliding manner, the adjusting block (6) is fixed with the first clamping foot (5), a vertical rod (8) is fixed on the machine table (1) on one side of the clamp body (2), and a pressing plate (9) is arranged on the vertical rod (8), the novel clamp is characterized in that a first through groove (10) is formed in the clamp plate (9), spherical sliding grooves (11) are formed in side walls of two sides of the first through groove (10), one ends of round balls (12) fixed with the vertical rods (8) are arranged in the spherical sliding grooves (11) in a rotating and sliding mode, and a driving assembly (13) used for driving the clamp plate (9) to rotate is arranged on the clamp plate (9).

2. The clamp capable of fixing irregular shapes according to claim 1, wherein the second clamping foot adjusting device (4) comprises a disc (14), a first bevel gear (15) and a second bevel gear (16), a cavity (17) is formed in the clamp body (2), the disc (14) is rotatably arranged in the cavity (17), a driving rod (18) is arranged on the side wall of the cavity (17) in a penetrating and rotating mode, one end, located in the cavity (17), of the driving rod (18) is fixed with the first bevel gear (15), the disc (14) is fixed with the second bevel gear (16), the first bevel gear (15) is meshed with the second bevel gear (16), a spiral groove (19) is formed in the surface, away from the second bevel gear (16), of the disc (14), a second through groove (20) and a third through groove (21) are formed in the upper wall of the cavity (17), and a second clamping foot (22) and a third clamping foot (16) are respectively slidably arranged in the second through groove (20) and the third through groove (21) 23) And a driving groove (24) matched with the spiral groove (19) is formed in the surface, which is contacted with the disc (14), of the clamping pin II (22) and the clamping pin III (23).

3. The clamp capable of fixing irregular shapes according to claim 2, wherein the driving assembly (13) comprises a threaded rod (25) and a nut (26), the threaded rod (25) penetrates through the first through groove (10), one end of the threaded rod (25) is fixed with the machine table (1), and one end of the threaded rod (25) on the upper side of the pressing plate (9) is in threaded fit with the nut (26).

4. The clamp capable of fixing the irregular shape according to claim 3, wherein the rebound assembly (7) comprises a rebound block (27) and a spring (28), a rebound groove (29) is formed in the upper surface of the clamp body (2), the rebound block (27) is fixed to the first clamping leg (5), the rebound block (27) is slidably arranged in the rebound groove (29), one end of the spring (28) is fixed in the rebound groove (29), and the other end of the spring (28) is fixed to the rebound block (27).

5. A clamp for fixing irregular shapes according to claim 4, characterized in that a handwheel (30) is fixed at one end of the driving rod (18) far away from the bevel gear I (15).

6. The clamp capable of fixing the irregular shape according to claim 5, wherein a groove (31) is formed at one end of the first clamping leg (5), the second clamping leg (22) and the third clamping leg (23) close to each other.