CN219747098U

CN219747098U - Clamp with limiting function for numerical control machining

Info

Publication number: CN219747098U
Application number: CN202320843564.6U
Authority: CN
Inventors: 汪凌浩
Original assignee: Suzhou Wojie Precision Machinery Co ltd
Current assignee: Suzhou Wojie Precision Machinery Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-09-26
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to the technical field of numerical control machining and discloses a fixture with a limiting function for numerical control machining, which comprises a workbench, wherein a placing groove is formed in the top end of the workbench, a motor is fixedly connected to the front end of the workbench, the output end of the motor penetrates through the outer part of the placing groove and is fixedly connected with a first threaded rod, the middle side of the outer part of the first threaded rod is fixedly connected with a worm, the top end of the workbench is provided with a limiting groove, a second threaded rod is rotatably connected to the inner part of the limiting groove, and a worm wheel is fixedly connected to the middle side of the outer part of the second threaded rod. According to the clamping device, the parts can be clamped in multiple directions, so that the clamping stability effect is better, the machining precision of the workpiece is easy to guarantee, the practicability is higher, meanwhile, the clamps can be simply and conveniently disassembled and assembled, the parts with different specifications and sizes can be conveniently replaced to be machined, the labor productivity is improved, and the working efficiency is enhanced.

Description

Clamp with limiting function for numerical control machining

Technical Field

The utility model relates to the technical field of numerical control machining, in particular to a clamp with a limiting function for numerical control machining.

Background

Numerical control machining refers to a process method for machining parts on a numerical control machine tool, the numerical control machine tool machining is consistent with the technical regulations of traditional machine tool machining in general, a fixture is used for fixing a machining object in the machining process of the numerical control machine tool to enable the machining object to occupy a correct position so as to receive a device for construction or detection, in the prior art, a hydraulic pump is arranged and drives a first clamping plate to push to a second clamping plate through a hydraulic rod, the second clamping plate arranged on a mounting seat can also adjust the distance between the first clamping plate and the second clamping plate through bolts, fine adjustment is facilitated in clamping work, and meanwhile, a telescopic plate is fixed at the tops of the two clamping plates and can limit the tops of clamped objects.

However, the existing clamp for numerical control machining is often used for clamping two ends of a part to be machined when the clamp clamps the part to be machined, the clamping effect is poor, the offset of a clamped object is still possibly caused, the use is inconvenient, meanwhile, the existing clamp is inconvenient to assemble and disassemble by adopting a mode of fixing a plurality of screws, and when the clamp is used for replacing products with various specifications and sizes, the clamp is very troublesome to replace, and the working efficiency is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a numerical control machining clamp with a limiting function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fixture for numerical control machining with limit function, includes the workstation, the top of workstation is provided with the standing groove, the front end fixedly connected with motor of workstation, the outside and the first threaded rod of fixedly connected with of standing groove are run through to the output of motor, the outside middle side fixedly connected with worm of first threaded rod, the top of workstation is provided with the spacing groove, the inside rotation of spacing groove is connected with the second threaded rod, the outside middle side fixedly connected with worm wheel of second threaded rod, the outside equal threaded connection of first threaded rod and second threaded rod has two T type pieces, the top fixedly connected with fixed block of T type piece, the inside of fixed block is provided with the spread groove, the inside sliding connection of spread groove has the connecting block, the other end fixedly connected with splint of connecting block.

As a further description of the above technical solution:

the inside left and right sides of fixed block all is provided with the draw-in groove, two the equal sliding connection in inside of draw-in groove has the push rod, the inside left and right sides of connecting block all is provided with the spout, two the equal fixedly connected with spring in inside of spout, two the equal fixedly connected with slide in one side of separating of spring, two the equal fixedly connected with fixture block of one end that the spring was kept away from to the slide.

As a further description of the above technical solution:

the outside of first threaded rod rotates the inside of connecting at the standing groove.

As a further description of the above technical solution:

the outer side of the worm is meshed with the outer side of the worm wheel at the corresponding position.

As a further description of the above technical solution:

the other end of the pressing rod extends to the outside of the fixed block and is fixedly connected with the pressing plate.

As a further description of the above technical solution:

the outside of the sliding plate is in sliding connection with the inside of the sliding groove.

As a further description of the above technical solution:

the outside of connecting block and the inside sliding connection of spread groove, the draw-in groove looks block of fixture block and corresponding position.

The utility model has the following beneficial effects:

1. according to the utility model, through the mutual matching of the structures of the workbench, the first threaded rod, the second threaded rod, the motor, the worm wheel, the clamping plate, the fixed block and the like, the parts can be clamped in multiple directions, so that the clamping stability effect is better, the machining precision of the workpiece is easy to guarantee, and the practicability is higher.

2. According to the utility model, through the mutual cooperation of the structures such as the clamping groove, the clamping block, the sliding groove, the spring, the sliding plate and the pressing rod, the fixture can be simply and conveniently disassembled and assembled, and parts with different specifications, sizes and sizes can be conveniently replaced to process, so that the labor productivity is improved, the use flexibility is improved, and the working efficiency is enhanced.

Drawings

Fig. 1 is a perspective view of a numerical control machining fixture with a limiting function;

fig. 2 is a schematic diagram of a T-block structure of a fixture with a limiting function for numerical control machining;

FIG. 3 is an enlarged view of the portion A in FIG. 1 of a numerical control machining fixture with a limiting function according to the present utility model;

fig. 4 is a sectional view of a fixing block of a fixture for numerical control machining with a limiting function according to the present utility model.

Legend description:

1. a work table; 2. a placement groove; 3. a first threaded rod; 4. a motor; 5. a limit groove; 6. a second threaded rod; 7. a worm; 8. a worm wheel; 9. a T-shaped block; 10. a fixed block; 11. a clamping plate; 12. a connecting block; 13. pressing the plate; 14. a clamping groove; 15. a slide plate; 16. a spring; 17. a chute; 18. a clamping block; 19. pressing a pressing rod; 20. and a connecting groove.

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. 1-4, one embodiment provided by the present utility model is: the utility model provides a fixture for numerical control machining with limit function, including workstation 1, through the design of workstation 1, can make the part of waiting to process carry out the centre gripping at its surface, the top of workstation 1 is provided with standing groove 2, standing groove 2 has played the limiting displacement to its inside T type piece 9, the front end fixedly connected with motor 4 of workstation 1, motor 4 is the power supply of clamping system, this is the mature technical product now, so do not repeat here, through starting motor 4 operation, can drive first worm wheel 3 and rotate, thereby it rotates to have driven worm 7, and then drive worm wheel 8 and drive second threaded rod 6 and rotate in step, and drive four T type pieces 9 to near one side and remove, so drive four splint 11 respectively to near one side, until the surface of waiting to process the part, thereby close motor 4, the multidirectional centre gripping of waiting to process the part has been accomplished, make centre gripping stable effect better, easily guarantee the machining precision of work piece, the practicality is stronger, the output of motor 4 runs through the outside of standing groove 2 and fixedly connected with first worm wheel 3, can drive worm wheel 8 and rotate, and drive worm wheel 8 rotates, and drive second threaded rod 6 and drive 5 and rotate, and drive 5 and 5 in the side of two threaded rod 6 and 5 are connected with the second threaded rod 6, when the inside 5 is connected with the first threaded rod 6, the side is fixed with the second threaded rod 6, the side is connected with the second threaded rod 6, 5 and the side is fixed, 5, and is connected with 5 in the side 5 and the side of the top 5 and has been rotated, 5 and 5 is fixed to near the side and 5, can drive two T type pieces 9 and remove, the outside equal threaded connection of first threaded rod 3 and second threaded rod 6 has two T type pieces 9, T type piece 9 can drive splint 11 and remove, the top fixedly connected with fixed block 10 of T type piece 9, through the design of fixed block 10, make splint 11's centre gripping more stable, the inside of fixed block 10 is provided with spread groove 20, can play spacing and guard action to its inside connecting block 12 through the design of spread groove 20, the inside sliding connection of spread groove 20 has connecting block 12, the outside of connecting block 12 is provided with fixture block 18, the block is inside at the draw-in groove 14 of corresponding position, make its fixed more stable, the other end fixedly connected with splint 11 of connecting block 12, splint 11 can carry out the centre gripping to the spare part.

Clamping grooves 14 are formed in the left side and the right side of the inside of the fixed block 10, clamping blocks 18 are clamped in the clamping grooves 14, pressing rods 19 are slidably connected in the two clamping grooves 14, when the pressing rods 19 are pressed, the clamping blocks 18 can be driven to move, sliding grooves 17 are formed in the left side and the right side of the inside of the connecting block 12, the clamping blocks 18 can move in the inside of the connecting block through the design of the sliding grooves 17, springs 16 are fixedly connected in the two sliding grooves 17, the springs 16 can play a reset role on the sliding plates 15, sliding plates 15 are fixedly connected to the separated sides of the two springs 16, the springs 16 and the clamping blocks 18 are fixedly connected to the two ends of the sliding plates 15, which are far away from the springs 16, of the two sliding plates 15, the clamping blocks 18 are clamped in the clamping grooves 14, the outside rotation of first threaded rod 3 is connected in the inside of standing groove 2, the outside of worm 7 is connected with the outside meshing of the worm wheel 8 of corresponding position, when worm 7 rotates, alright drive worm wheel 8 and rotate, the other end of pressing rod 19 extends to the outside of fixed block 10, and fixedly connected with pressing plate 13, can just drive two pressing rods 19 and move to close one side through pressing two pressing plates 13, thereby make fixture block 18 to spout 17 inside removal, until fixture block 18 breaks away from the draw-in groove 14 rather than the block, the outside of slide 15 and the inside sliding connection of spout 17, the outside of connecting block 12 and the inside sliding connection of spread groove 20, fixture block 18 and the block 14 looks block of corresponding position, make the inside of connecting block 12 can the block at fixed block 10.

Working principle: when the device is specifically used, when the part to be processed is required to be processed, the part to be processed is placed on the workbench 1, the motor 4 is started to operate, the first threaded rod 3 can be driven to rotate, the worm 7 is driven to rotate, the worm wheel 8 is driven to rotate, the second threaded rod 6 is driven to synchronously rotate, the four T-shaped blocks 9 are driven to move towards the similar side, the four clamping plates 11 are driven to move towards the similar side respectively until the clamping plates are contacted with the outer surface of the part to be processed, the motor 4 is closed, multidirectional clamping of the part to be processed is completed, the clamping stabilizing effect is better, the processing precision of a workpiece is easy to guarantee, the practicability is higher, the clamping plates 13 are required to be replaced simultaneously, the two pressing rods 19 are driven to move towards the similar side, the clamping plates 18 are driven to move towards the inner side of the sliding groove 17 until the clamping groove 14 which is clamped with the clamping plates, at the moment, the working staff can outwards pull the connecting block 12, the clamping blocks are detached from the clamping blocks, when the clamping blocks are replaced, the working staff can press the clamping blocks 18 until the clamping blocks 18 to move towards the outer side of the clamping blocks, the inner side of the sliding groove 12 is further driven by the clamping blocks 10, the clamping blocks are driven by the clamping blocks 14 to move towards the inner side of the sliding groove 14, the clamping blocks are not to be replaced by the clamping blocks, and the clamping blocks are convenient to move towards the inner side of the sliding blocks, the clamping blocks and the clamping blocks are convenient to be replaced by the clamping blocks and the clamping blocks.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and 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 fixture for numerical control machining with limit function, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1), connecting block (12), connecting block (11), connecting block (20), connecting block (12), connecting block (11) are connected with one another to the top of workstation (1), the top of workstation (1) is provided with standing groove (2), the front end fixedly connected with motor (4) of workstation (1), the outside and fixedly connected with first threaded rod (3) of standing groove (2) are run through to the output of motor (4), the outside middle side fixedly connected with worm (7) of first threaded rod (3), top of connecting rod (6) is provided with spacing groove (5), the inside rotation of spacing groove (5) is connected with second threaded rod (6), the outside middle side fixedly connected with worm wheel (8) of second threaded rod (6), the outside equal threaded connection of first threaded rod (3) and second threaded rod (6) has two T type pieces (9), the top fixedly connected with fixed block (10) of T type piece (9), the inside of fixed block (10) is provided with spread groove (20), the inside sliding connection of spacing groove (20) has splint (12).

2. The fixture for numerical control machining with a limiting function according to claim 1, wherein: clamping grooves (14) are formed in the left side and the right side of the inside of the fixed block (10), pressing rods (19) are slidably connected in the clamping grooves (14), sliding grooves (17) are formed in the left side and the right side of the inside of the connecting block (12), springs (16) are fixedly connected in the sliding grooves (17), sliding plates (15) are fixedly connected to one sides, away from each other, of the springs (16), and clamping blocks (18) are fixedly connected to one ends, away from the springs (16), of the sliding plates (15).

3. The fixture for numerical control machining with a limiting function according to claim 1, wherein: the outer part of the first threaded rod (3) is rotatably connected to the inner part of the placing groove (2).

4. The fixture for numerical control machining with a limiting function according to claim 1, wherein: the outer side of the worm (7) is meshed with the outer side of the worm wheel (8) at the corresponding position.

5. The fixture for numerical control machining with a limiting function according to claim 2, wherein: the other end of the pressing rod (19) extends to the outside of the fixed block (10), and is fixedly connected with a pressing plate (13).

6. The fixture for numerical control machining with a limiting function according to claim 2, wherein: the outer part of the sliding plate (15) is in sliding connection with the inner part of the sliding groove (17).

7. The fixture for numerical control machining with a limiting function according to claim 2, wherein: the outside of connecting block (12) and the inside sliding connection of spread groove (20), fixture block (18) are with draw-in groove (14) looks block of corresponding position.