CN218947473U

CN218947473U - Flexible jig

Info

Publication number: CN218947473U
Application number: CN202320059480.3U
Authority: CN
Inventors: 蒲俊; 南燚; 张诚飞; 黄震
Original assignee: Wuhan Zhiyun Robot System Co ltd
Current assignee: Wuhan Zhiyun Robot System Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-02
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to a flexible jig which comprises a workbench, two fixed clamping plates, a movable clamping plate and a driving assembly, wherein the two fixed clamping plates are arranged in parallel and fixedly arranged on the workbench; the movable clamping plate is arranged in parallel with the fixed clamping plates and is positioned between the two fixed clamping plates, the movable clamping plate is connected with the workbench in a sliding manner along the connecting line direction of the two fixed clamping plates, and a clamping gap is formed between the movable clamping plate and the two fixed clamping plates; the driving assembly is arranged on the workbench, and the output end of the driving assembly is connected with the movable clamping plate and used for driving the movable clamping plate to slide; the clamping device solves the problem that in the process of continuously clamping workpieces, one clamping end needs to be controlled to reciprocate once to clamp the next workpiece, and the clamping efficiency is low.

Description

Flexible jig

Technical Field

The utility model relates to the technical field of jigs, in particular to a flexible jig.

Background

The flexible clamp refers to the strain capacity of the clamp which can adapt to the change and continue to be used after the shape and the size of the workpiece are changed to a certain extent.

For example, the flexible fixture device is proposed in the patent application No. 202120672290.X, wherein, through fixed subassembly, slip subassembly and slide rail, first flexible fixture and second flexible fixture all include anchor clamps body, axial stop gear and a plurality of flexible clamping mechanism, and the mode that a plurality of flexible clamping mechanism closely arranged has solved prior art and can't carry out diversified centre gripping to complicated work piece, the not firm problem enough when centre gripping work piece processing to realize centre gripping firm, convenient effect of processing.

However, in the process of continuously clamping workpieces, one clamping end needs to be controlled to reciprocate once to clamp the next workpiece, so that the clamping efficiency is low.

Disclosure of Invention

In view of the foregoing, it is necessary to provide a flexible fixture for solving the problem of low clamping efficiency caused by controlling one clamping end to reciprocate once to clamp the next workpiece in the process of continuously clamping the workpieces.

The utility model provides a flexible jig which comprises a workbench, two fixed clamping plates, a movable clamping plate and a driving assembly, wherein the two fixed clamping plates are arranged in parallel; the movable clamping plate is arranged in parallel with the fixed clamping plates and is positioned between the two fixed clamping plates, the movable clamping plate is connected with the workbench in a sliding manner along the connecting line direction of the two fixed clamping plates, and a clamping gap is formed between the movable clamping plate and the two fixed clamping plates; the driving assembly is arranged on the workbench, and the output end of the driving assembly is connected with the movable clamping plate and used for driving the movable clamping plate to slide.

Further, a sliding block is fixedly connected to the bottom of the movable clamping plate, and the sliding block is in sliding connection with a sliding groove formed in the workbench.

Further, two the slider is kept away from one side of movable clamp plate is passed the workstation to with a connecting block fixed connection, drive assembly's output with the connecting block is connected.

Further, the driving assembly comprises a motor, a screw rod and a threaded pipe, the motor is fixedly connected with the workbench, the output end of the motor is connected with one end of the screw rod, the other end of the screw rod penetrates through the threaded pipe, and the threaded pipe is fixedly connected with the movable clamping plate.

Further, the driving assembly further comprises a bearing seat, the bearing seat is fixedly connected with the workbench, and the bearing seat is connected with one end, far away from the motor, of the screw rod.

Further, the device also comprises a limiting assembly, wherein the limiting assembly comprises a limiting rod and a locking nut, one end of the limiting rod sequentially penetrates through one of the fixed clamping plate, the movable clamping plate and the other fixed clamping plate and is connected with the locking nut, and the limiting rod is in sliding connection with a through hole formed in the movable clamping plate.

Further, the number of the limiting assemblies is multiple, and the limiting assemblies are sequentially arranged in the direction perpendicular to the workbench and are arranged on one side of the movable clamping plate.

Further, the movable clamping plate comprises an auxiliary plate, the auxiliary plate is in sliding connection with the grooves formed in the fixed clamping plate and/or the movable clamping plate, the sliding direction of the auxiliary plate is perpendicular to the sliding direction of the movable clamping plate, and the auxiliary plate is used for increasing the area of the fixed clamping plate and/or the movable clamping plate through the parts moving out of the grooves.

Further, the device also comprises an adjusting screw which is in threaded connection with threaded holes formed in the fixed clamping plate and/or the movable clamping plate and is in rotary connection with the auxiliary plate.

Furthermore, a plurality of clamping ends are arranged on one side, close to the clamping gap, of the fixed clamping plate and/or the movable clamping plate, the clamping ends are in sliding connection with the fixed clamping plate and/or the movable clamping plate along the sliding direction of the movable clamping plate, and each clamping end is connected with the fixed clamping plate and/or the movable clamping plate through a spring.

Compared with the prior art, through setting up movable clamp plate along the direction and the workstation sliding connection of two fixed clamp plate lines, form a centre gripping clearance between movable clamp plate and the two fixed clamp plates, in the in-process of continuous clamping work piece, place one of them work piece in one of them centre gripping clearance earlier, move the clamp this work piece through movable clamp plate towards being close to one of them fixed clamp plate, when needing the follow-up work piece of clamping, place the follow-up work piece in another centre gripping clearance, move the clamp this work piece through movable clamp plate towards being close to another fixed clamp plate, simultaneously, preceding work piece is released, can take off from this tool, in the in-process of continuous clamping work piece, compared with traditional tool, movable clamp plate only need single direction motion once can realize the release to last work piece and the centre gripping work of next work piece, the effectual clamping efficiency that has improved.

Drawings

Fig. 1 is a front schematic view of the whole flexible jig according to the embodiment of the utility model;

fig. 2 is a schematic top view of the whole flexible fixture according to the embodiment of the utility model;

FIG. 3 is a cross-sectional view of the flexible jig shown in FIG. 2 along the A-A plane;

fig. 4 is a schematic structural diagram of an auxiliary board mounted on a movable clamping board in the flexible fixture according to the embodiment of the utility model.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.

As shown in fig. 1, the flexible fixture provided by the utility model comprises a workbench 100, two fixed clamping plates 200, a movable clamping plate 300 and a driving assembly 400, wherein the two fixed clamping plates 200 are arranged in parallel, and the two fixed clamping plates 200 are fixedly arranged on the workbench 100; the movable clamping plate 300 is arranged in parallel with the fixed clamping plates 200 and is positioned between the two fixed clamping plates 200, the movable clamping plate 300 is in sliding connection with the workbench 100 along the connecting line direction of the two fixed clamping plates 200, and a clamping gap 110 is formed between the movable clamping plate 300 and the two fixed clamping plates 200; the driving assembly 400 is mounted on the workbench 100, and an output end of the driving assembly 400 is connected with the movable clamping plate 300 to drive the movable clamping plate 300 to slide.

In practice, the movable clamping plate 300 is slidably connected with the workbench 100 along the connecting line direction of the two fixed clamping plates 200, a clamping gap 110 is formed between the movable clamping plate 300 and the two fixed clamping plates 200, in the process of continuously clamping workpieces, one workpiece is firstly placed in one clamping gap 110, the movable clamping plate 300 moves towards the position close to one fixed clamping plate 200 to clamp the workpiece, when the subsequent workpiece needs to be clamped, the subsequent workpiece is placed in the other clamping gap 110, the movable clamping plate 300 moves towards the position close to the other fixed clamping plate 200 to clamp the workpiece, meanwhile, the previous workpiece is released and can be taken down from the jig, and compared with the traditional jig, in the process of continuously clamping the workpiece, the movable clamping plate 300 only needs to move once in a single direction to realize the release of the previous workpiece and the clamping work of the next workpiece, so that the clamping efficiency is effectively improved.

The table 100 in this embodiment provides a load bearing for the fixed clamping plate 200, the movable clamping plate 300, and the drive assembly 400.

The two fixed clamping plates 200 in this embodiment are matched with the movable clamping plate 300 to realize the function of synchronously releasing one workpiece and clamping the next workpiece. Specifically, two fixing clamping plates 200 are fixedly arranged on the workbench 100; the movable clamping plate 300 is arranged parallel to the fixed clamping plates 200 and is positioned between the two fixed clamping plates 200, the movable clamping plate 300 is in sliding connection with the workbench 100 along the connecting line direction of the two fixed clamping plates 200, and a clamping gap 110 is formed between the movable clamping plate 300 and the two fixed clamping plates 200.

As shown in fig. 2, in order to realize the sliding of the movable clamping plate 300 relative to the workbench 100, in one embodiment, a sliding block 310 is fixedly connected to the bottom of the movable clamping plate 300, and the sliding block 310 is slidably connected to a sliding slot 120 formed on the workbench 100.

To facilitate connection of the movable clamp plate 300 to the output of the drive assembly 400, in one embodiment, two slides 310 pass through the table 100 on a side distal from the movable clamp plate 300 and are fixedly connected to a connection block 320, and the output of the drive assembly 400 is connected to the connection block 320.

The driving assembly 400 in this embodiment is a structure for driving the movable clamping plate 300 to slide.

As shown in fig. 1 and 3, in one embodiment, the driving assembly 400 includes a motor 410, a screw 420 and a screw pipe 430, the motor 410 is fixedly connected with the table 100, an output end of the motor 410 is connected with one end of the screw 420, the other end of the screw 420 passes through the screw pipe 430, and the screw pipe 430 is fixedly connected with the moving clamping plate 300.

To facilitate securing the screw 420, in one embodiment, the drive assembly 400 further includes a bearing block 440, the bearing block 440 being fixedly coupled to the table 100, the bearing block 440 being coupled to an end of the screw 420 remote from the motor 410.

It will be appreciated that the driving assembly 400 may be replaced by other structures to achieve the movement of the movable clamping plate 300, which is not limited by the embodiment of the present utility model.

As shown in fig. 2 to 3, in order to make the sliding of the movable clamping plate 300 relative to the two fixed clamping plates 200 more stable, the present embodiment further includes a limiting assembly 500, wherein the limiting assembly 500 includes a limiting rod 510 and a locking nut 520, one end of the limiting rod 510 sequentially passes through one of the fixed clamping plates 200, the movable clamping plate 300 and the other fixed clamping plate 200 and is connected with the locking nut 520, and the limiting rod 510 is slidably connected with a through hole 330 formed in the movable clamping plate 300.

In one embodiment, the number of the limiting assemblies 500 is plural, and the limiting assemblies 500 are sequentially arranged along the direction perpendicular to the table 100 and are disposed at one side of the movable clamping plate 300.

As shown in fig. 4, in order to accommodate the clamping requirements of workpieces with different sizes, in one embodiment, the device further includes a sub-plate 600, the sub-plate 600 is slidably connected with a groove 610 formed on the fixed clamping plate 200 and/or the movable clamping plate 300, the sliding direction of the sub-plate 600 is perpendicular to the sliding direction of the movable clamping plate 300, and the sub-plate 600 is used to increase the area of the fixed clamping plate 200 and/or the movable clamping plate 300 through the portion moving out of the groove 610.

To facilitate adjustment of the sliding movement of the sub-plate 600, in one embodiment, an adjustment screw 620 is further included, the adjustment screw 620 being threadedly coupled to threaded holes formed in the fixed clamping plate 200 and/or the movable clamping plate 300 and being rotatably coupled to the sub-plate 600.

In order to accommodate the requirement of flexible clamping, a plurality of clamping ends (not shown) are provided on one side of the fixed clamping plate 200 and/or the movable clamping plate 300 near the clamping gap 110 in the present embodiment, and the clamping ends are slidably connected to the fixed clamping plate 200 and/or the movable clamping plate 300 along the sliding direction of the movable clamping plate 300, and each clamping end is connected to the fixed clamping plate 200 and/or the movable clamping plate 300 via a spring.

Compared with the prior art: by arranging the movable clamping plate 300 to be in sliding connection with the workbench 100 along the connecting line direction of the two fixed clamping plates 200, a clamping gap 110 is formed between the movable clamping plate 300 and the two fixed clamping plates 200, in the process of continuously clamping workpieces, one workpiece is firstly placed in one clamping gap 110, the movable clamping plate 300 moves towards the position close to one fixed clamping plate 200 to clamp the workpiece, when the subsequent workpiece needs to be clamped, the subsequent workpiece is placed in the other clamping gap 110, the movable clamping plate 300 moves towards the position close to the other fixed clamping plate 200 to clamp the workpiece, meanwhile, the previous workpiece is released and can be taken down from the jig, and compared with the traditional jig, in the process of continuously clamping the workpiece, the movable clamping plate 300 only needs to move once in a single direction to realize the release of the previous workpiece and the clamping work of the next workpiece, so that the clamping efficiency is effectively improved.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. The flexible jig is characterized by comprising a workbench, two fixed clamping plates, a movable clamping plate and a driving assembly, wherein the two fixed clamping plates are arranged in parallel;

the two fixing splints are fixedly arranged on the workbench;

the movable clamping plate is arranged in parallel with the fixed clamping plates and is positioned between the two fixed clamping plates, the movable clamping plate is connected with the workbench in a sliding manner along the connecting line direction of the two fixed clamping plates, and a clamping gap is formed between the movable clamping plate and the two fixed clamping plates;

the driving assembly is arranged on the workbench, and the output end of the driving assembly is connected with the movable clamping plate and used for driving the movable clamping plate to slide.

2. The flexible jig according to claim 1, wherein a slider is fixedly connected to the bottom of the movable clamping plate, and the slider is slidably connected to a chute formed in the workbench.

3. The flexible jig according to claim 2, wherein one side of the two sliding blocks away from the movable clamping plate passes through the workbench and is fixedly connected with a connecting block, and an output end of the driving assembly is connected with the connecting block.

4. The flexible jig according to claim 1, wherein the driving assembly comprises a motor, a screw and a threaded pipe, the motor is fixedly connected with the workbench, an output end of the motor is connected with one end of the screw, the other end of the screw passes through the threaded pipe, and the threaded pipe is fixedly connected with the movable clamping plate.

5. The flexible jig according to claim 4, wherein the driving assembly further comprises a bearing block fixedly connected to the table, the bearing block being connected to an end of the screw remote from the motor.

6. The flexible jig according to claim 1, further comprising a limiting assembly, wherein the limiting assembly comprises a limiting rod and a locking nut, one end of the limiting rod sequentially penetrates through one of the fixed clamping plate, the movable clamping plate and the other fixed clamping plate and is connected with the locking nut, and the limiting rod is in sliding connection with a through hole formed in the movable clamping plate.

7. The flexible jig according to claim 6, wherein the number of the limiting assemblies is plural, and the plural limiting assemblies are sequentially arranged along a direction perpendicular to the workbench and are arranged on one side of the movable clamping plate.

8. The flexible jig according to claim 1, further comprising an auxiliary plate slidably connected to the grooves formed in the fixed clamping plate and/or the movable clamping plate, wherein a sliding direction of the auxiliary plate is perpendicular to a sliding direction of the movable clamping plate, and the auxiliary plate is configured to increase an area of the fixed clamping plate and/or the movable clamping plate through a portion moving out of the grooves.

9. The flexible jig according to claim 8, further comprising an adjusting screw in threaded connection with a threaded hole formed in the fixed clamping plate and/or the movable clamping plate and in rotational connection with the sub-plate.

10. The flexible jig according to claim 1, wherein a plurality of clamping ends are provided on a side of the fixed clamping plate and/or the movable clamping plate, which is close to the clamping gap, and the plurality of clamping ends are slidably connected to the fixed clamping plate and/or the movable clamping plate along a sliding direction of the movable clamping plate, and each clamping end is connected to the fixed clamping plate and/or the movable clamping plate via a spring.