CN220330606U - Workpiece four-way clamping tool - Google Patents
Workpiece four-way clamping tool Download PDFInfo
- Publication number
- CN220330606U CN220330606U CN202321579982.5U CN202321579982U CN220330606U CN 220330606 U CN220330606 U CN 220330606U CN 202321579982 U CN202321579982 U CN 202321579982U CN 220330606 U CN220330606 U CN 220330606U
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- clamping
- workpiece
- chassis
- face
- rotating shaft
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- 230000000670 limiting effect Effects 0.000 claims description 21
- 238000003754 machining Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to the technical field of clamping tools, in particular to a workpiece four-way clamping tool which comprises a clamping chassis, wherein a fixed chassis is fixedly arranged on the lower end face of the clamping chassis, a central fixed block is fixedly arranged on the upper end face of the clamping chassis, and four clamping blocks capable of moving forwards and backwards are arranged around the central fixed block. Through the movable telescopic frame and the clamping connecting block, the movable telescopic frame and the clamping connecting block can be driven by power through the rotation of the same motor, the clamping blocks can move simultaneously, the condition that the center point of a workpiece is deviated due to inconsistent starting movement time of the clamping blocks is avoided, the movable telescopic frame can be driven to move towards the center simultaneously through the opposite screw thread directions of the outer circular surfaces of the two screw thread sleeves, the workpiece can be clamped by the clamping blocks at all places simultaneously, the center position of the workpiece cannot deviate, the clamping accuracy is high, and the follow-up processing is convenient.
Description
Technical Field
The utility model relates to the technical field of clamping tools, in particular to a workpiece four-way clamping tool.
Background
In the machining process of a workpiece, in order to ensure the machining accuracy of the workpiece and the safety of the machining process, the workpiece needs to be clamped, so that the workpiece is fixed at one position, and the subsequent machining work is convenient.
When the four-way tool clamps the tool, the starting time of a power device (an air cylinder or a motor) required by the four-way tool is staggered, so that when the workpiece is clamped, the center of the workpiece is slightly deviated, and the follow-up processing is not facilitated.
Disclosure of Invention
The utility model aims to provide a workpiece four-way clamping tool which is used for overcoming the defects in the prior art.
The workpiece four-way clamping tool comprises a clamping chassis, wherein a fixed chassis is fixedly arranged on the lower end face of the clamping chassis, a central fixed block is fixedly arranged on the upper end face of the clamping chassis, and four clamping blocks capable of moving forwards and backwards are arranged around the central fixed block;
the clamping chassis is internally provided with a limiting cavity which is communicated from top to bottom, the lower end surface of the clamping chassis is rotationally provided with a clamping rotating shaft, the lower end surface of the clamping chassis is provided with two movable telescopic frames which can move back and forth, and two telescopic cavities which are bilaterally symmetrical are arranged in the movable telescopic frames.
In some embodiments, a clamping connection block capable of moving left and right is arranged in the telescopic cavity, the clamping connection block is far away from the end face of one side of the clamping rotation shaft and extends to the lower part of the limiting cavity on the same side, and the upper end face of the clamping connection block in the limiting cavity is rotationally connected with the clamping block on the same side.
In some embodiments, the limiting cavity is rotationally provided with a clamping limiting shaft, and the outer circular surface of the clamping limiting shaft is rotationally connected with the clamping block, so that the limiting effect can be achieved.
In some embodiments, a telescopic spring is fixedly connected between a side wall of the telescopic cavity, which is close to the clamping rotating shaft, and an end surface of the clamping connecting block, which is close to one side of the clamping rotating shaft.
In some embodiments, two thread sleeves are symmetrically cut and fixed on the outer circumferential surface of the clamping rotating shaft, the thread directions of the outer circumferential surfaces of the thread sleeves are opposite, and the thread sleeves are in threaded connection with the movable telescopic frame on the same side.
In some embodiments, the front end surface of the clamping chassis is fixedly provided with a control panel, and the control panel can play a role in controlling the starting and stopping of all motors of the utility model.
In some embodiments, a clamping motor is fixedly arranged in the fixed chassis, and the clamping rotating shaft penetrates through and is in power connection with the clamping motor.
Compared with the prior art, the utility model has the advantages that:
1. according to the utility model, through the opposite thread directions of the outer circular surfaces of the two thread sleeves, the movable telescopic frame can be driven to move towards the center at the same time, so that the workpiece can be clamped by the clamping blocks at all positions at the same time, the center position of the workpiece cannot deviate, the clamping accuracy is high, and the follow-up processing is convenient.
Drawings
FIG. 1 is a top view of the present utility model;
FIG. 2 is a left side view of the present utility model;
FIG. 3 is a bottom view of the present utility model;
FIG. 4 is a front view of the present utility model;
FIG. 5 is a schematic diagram of the overall structure of a workpiece four-way clamping tool;
fig. 6 is a schematic illustration of A-A of fig. 4 in accordance with the present utility model.
In the figure:
11. clamping the chassis; 12. a telescopic spring; 13. a center fixed block; 14. a clamping block; 15. clamping the limiting shaft; 16. a spacing cavity; 17. a control panel; 18. a fixed chassis; 19. a threaded sleeve; 20. clamping the connecting block; 21. moving the telescopic frame; 22. clamping the motor; 23. clamping the rotating shaft; 24. a telescopic chamber.
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.
Example 1
Referring to fig. 1-6, in a first embodiment of the present utility model, an embodiment of a four-way workpiece clamping tool is provided, and the four-way workpiece clamping tool includes a clamping chassis 11, a fixing chassis 18 is fixedly arranged on a lower end surface of the clamping chassis 11, a central fixing block 13 is fixedly arranged on an upper end surface of the clamping chassis 11, and four clamping blocks 14 capable of moving back and forth are arranged around the central fixing block 13;
the clamping chassis 11 is internally provided with a limiting cavity 16 which is vertically communicated everywhere, the lower end surface of the clamping chassis 11 is rotationally provided with a clamping rotating shaft 23, the lower end surface of the clamping chassis 11 is provided with two movable telescopic frames 21 which can move forwards and backwards, and the movable telescopic frames 21 are internally provided with two telescopic cavities 24 which are bilaterally symmetrical.
The telescopic cavity 24 is internally provided with a clamping connection block 20 capable of moving left and right, the clamping connection block 20 is far away from the end face of one side of the clamping rotation shaft 23 and extends to the lower part of the limiting cavity 16 on the same side, and the upper end face of the clamping connection block 20 in the limiting cavity 16 is rotationally connected with the clamping block 14 on the same side.
The limiting cavity 16 is rotationally provided with a clamping limiting shaft 15, and the outer circular surface of the clamping limiting shaft 15 is rotationally connected with the clamping block 14, so that the limiting effect can be achieved.
And a telescopic spring 12 is fixedly connected between one side wall of the telescopic cavity 24, which is close to the clamping rotating shaft 23, and one side end surface of the clamping connecting block 20, which is close to the clamping rotating shaft 23.
Two thread sleeves 19 are symmetrically cut and fixed on the front and back of the outer circle surface of the clamping rotating shaft 23, the thread directions of the outer circle surfaces of the thread sleeves 19 are opposite, and the thread sleeves 19 are in threaded connection with the movable telescopic frames 21 on the same side.
The front end face of the clamping chassis 11 is fixedly provided with a control panel 17, and the control panel 17 can play a role in controlling the starting and stopping of all motors.
The fixed chassis 18 is internally and fixedly provided with a clamping motor 22, and the clamping rotating shaft 23 is communicated and connected with the clamping motor 22 in a power mode.
When a workpiece is required to be clamped, the clamping motor 22 is started after the workpiece is flatly placed on the upper end face of the central fixing block 13, the clamping rotating shaft 23 is driven to start rotating, the threaded sleeve 19 is driven to start rotating, the movable telescopic frames 21 on two sides are driven to move towards the center, at the moment, the clamping connecting block 20 starts to move towards the center and gradually moves towards the telescopic cavity 24, and meanwhile, the clamping blocks 14 above are driven to simultaneously start moving towards the center, and the workpiece on the upper end face of the central fixing block 13 is clamped, so that the workpiece is fixed.
The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a work piece quadriversal centre gripping frock, includes centre gripping chassis (11), its characterized in that: the clamping device is characterized in that a fixed chassis (18) is fixedly arranged on the lower end face of the clamping chassis (11), a central fixed block (13) is fixedly arranged on the upper end face of the clamping chassis (11), and four clamping blocks (14) capable of moving forwards and backwards are arranged around the central fixed block (13);
the clamping chassis (11) is internally provided with a limiting cavity (16) which is vertically communicated everywhere, the lower end surface of the clamping chassis (11) is rotationally provided with a clamping rotating shaft (23), the lower end surface of the clamping chassis (11) is provided with two movable telescopic frames (21) which can move forwards and backwards, and two telescopic cavities (24) which are bilaterally symmetrical are arranged in the movable telescopic frames (21).
2. The workpiece four-way clamping tool according to claim 1, wherein: the telescopic connecting device is characterized in that a clamping connecting block (20) capable of moving left and right is arranged in the telescopic cavity (24), the clamping connecting block (20) is far away from the end face of one side of the clamping rotating shaft (23) and extends to the lower part of the limiting cavity (16) on the same side, and the upper end face of the clamping connecting block (20) in the limiting cavity (16) is rotationally connected with the clamping block (14) on the same side.
3. The workpiece four-way clamping tool according to claim 1, wherein: the limiting cavity (16) is rotationally provided with a clamping limiting shaft (15), and the outer circular surface of the clamping limiting shaft (15) is rotationally connected with the clamping block (14).
4. The workpiece four-way clamping tool according to claim 2, wherein: and a telescopic spring (12) is fixedly connected between one side wall of the telescopic cavity (24) close to the clamping rotating shaft (23) and one side end surface of the clamping connecting block (20) close to the clamping rotating shaft (23).
5. The workpiece four-way clamping tool according to claim 1, wherein: two thread sleeves (19) are symmetrically cut and fixed on the front and back of the outer circle of the clamping rotating shaft (23).
6. The workpiece four-way clamping tool according to claim 5, wherein: the external circular surface threads of the threaded sleeve (19) are opposite in direction, and the threaded sleeve (19) is in threaded connection with the movable telescopic frame (21) on the same side.
7. The workpiece four-way clamping tool according to claim 1, wherein: the front end face of the clamping chassis (11) is fixedly provided with a control panel (17).
8. The workpiece four-way clamping tool according to claim 1, wherein: the clamping motor (22) is fixedly arranged in the fixed chassis (18), and the clamping rotating shaft (23) is communicated and connected with the clamping motor (22) in a power mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579982.5U CN220330606U (en) | 2023-06-20 | 2023-06-20 | Workpiece four-way clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579982.5U CN220330606U (en) | 2023-06-20 | 2023-06-20 | Workpiece four-way clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220330606U true CN220330606U (en) | 2024-01-12 |
Family
ID=89443770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321579982.5U Active CN220330606U (en) | 2023-06-20 | 2023-06-20 | Workpiece four-way clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220330606U (en) |
-
2023
- 2023-06-20 CN CN202321579982.5U patent/CN220330606U/en active Active
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