CN222177459U - A fixture for machining universal joints - Google Patents
A fixture for machining universal joints Download PDFInfo
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- CN222177459U CN222177459U CN202420938754.0U CN202420938754U CN222177459U CN 222177459 U CN222177459 U CN 222177459U CN 202420938754 U CN202420938754 U CN 202420938754U CN 222177459 U CN222177459 U CN 222177459U
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- 238000003754 machining Methods 0.000 title claims description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 65
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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Abstract
本实用新型涉及万向节加工技术领域，具体涉及一种加工万向节用夹具，通过支杆固定安装在夹具座上，夹具座上设有导向槽，传动轴转动安装在夹具座内，并贯穿夹具座延伸至导向槽内，第一齿轮固定安装在传动轴上，并位于夹具座内，传动组件安装在传动轴上，滑动架通过传动组件滑动安装在夹具座上，夹持块固定安装在滑动架上，齿圈通过转动组件转动安装在夹具座内，并与第一齿轮啮合，在转动组件的驱动下，齿圈通过与三组第一齿轮的啮合，带动三组第一齿轮和三组传动轴的同时转动，在传动组件的动力传递下，使得三组滑动架上的夹持块同时沿导向槽向万向节移动，并将万向节夹持，从而通过对三组夹持块的同步驱动，使得万向节的夹持更加便捷。
The utility model relates to the technical field of universal joint processing, and specifically relates to a clamp for processing universal joints, which is fixedly installed on a clamp seat through a support rod, and the clamp seat is provided with a guide groove, a transmission shaft is rotatably installed in the clamp seat, and passes through the clamp seat and extends into the guide groove, a first gear is fixedly installed on the transmission shaft and is located in the clamp seat, a transmission component is installed on the transmission shaft, a sliding frame is slidably installed on the clamp seat through the transmission component, a clamping block is fixedly installed on the sliding frame, a gear ring is rotatably installed in the clamp seat through a rotating component, and meshes with the first gear, under the drive of the rotating component, the gear ring meshes with three groups of first gears, drives the three groups of first gears and three groups of transmission shafts to rotate simultaneously, under the power transmission of the transmission component, the clamping blocks on the three groups of sliding frames move toward the universal joint along the guide groove at the same time, and clamp the universal joint, so that the clamping of the universal joint is more convenient through the synchronous driving of the three groups of clamping blocks.
Description
Technical Field
The utility model belongs to the technical field of universal joint machining, and particularly relates to a clamp for machining a universal joint.
Background
The universal joint is a part for realizing variable-angle power transmission, is used for changing the position of the transmission axis direction, and is a joint part of a universal transmission device of an automobile driving system.
The special clamp for processing the end face of the three-fork universal joint fork of the prior patent CN 215825153 U3 drives the adjusting screw and the limiting block to drive through rotating the adjusting block, and the clamp base and the U-shaped clamping block are pushed to slide on the inner wall of the clamp guide shell to clamp the three-fork universal joint through the cooperation of the adjusting screw and the threaded opening, so that the problem that the three-fork universal joint is difficult to clamp effectively, and the phenomenon that the three-fork universal joint is unstable and falls easily in the clamping process is solved.
But in the process of processing a special clamp for the end face of a three-fork universal joint fork by using the prior patent, when a clamp base and a U-shaped clamp block are pushed, three groups of adjusting screws are required to be sequentially rotated to realize the clamping of the universal joint, so that the clamping of the universal joint is very troublesome.
Disclosure of utility model
The utility model aims to provide a clamp for machining a universal joint, which solves the problem that the clamping of the universal joint is very troublesome because three groups of adjusting screws are required to be sequentially rotated when a clamp base and a U-shaped clamping block are pushed in the prior art.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
The utility model provides a clamp for machining universal joints, which comprises a clamp seat, a supporting rod and a clamping block, wherein the supporting rod is fixedly arranged on the clamp seat, a guide groove is formed in the clamp seat, the clamp also comprises a clamping device, the clamping device comprises a sliding frame, a first gear, a gear ring, a transmission shaft, a transmission assembly and a rotating assembly, the transmission shaft is rotatably arranged in the clamp seat and penetrates through the clamp seat to extend into the guide groove, the first gear is fixedly arranged on the transmission shaft and is positioned in the clamp seat, the transmission assembly is arranged on the transmission shaft, the sliding frame is slidably arranged on the clamp seat through the transmission assembly and is positioned in the guide groove, the clamping block is fixedly arranged on the sliding frame, and the gear ring is rotatably arranged in the clamp seat through the rotating assembly and is meshed with the first gear.
The transmission assembly comprises a second gear and a rack, wherein the second gear is fixedly arranged on the transmission shaft and is positioned at one end, far away from the first gear, of the transmission shaft, and the rack is fixedly arranged on the sliding frame and is meshed with the second gear.
The clamping block further comprises an anti-skid block, and the anti-skid block is fixedly installed on the clamping block.
The rotating assembly comprises a rotating disc and a driving shaft, wherein the driving shaft is rotatably installed on the clamp seat and penetrates through the clamp seat to extend to the outer side of the clamp seat, the rotating disc is fixedly installed on the driving shaft and located in the clamp seat, and the gear ring is sleeved on the rotating disc and fixedly connected with the rotating disc.
The rotating assembly further comprises a driving knob, wherein the driving knob is fixedly installed on the driving shaft and located on the outer side of the clamp seat.
When the clamp for machining the universal joint is used, the three-fork universal joint is placed at the center of the clamp seat, then the rotating assembly drives the gear ring to rotate, the gear ring is meshed with the three groups of first gears simultaneously, the rotation of the gear ring drives the three groups of first gears to rotate simultaneously through meshing, the rotation of the first gears drives the transmission shaft fixedly connected with the first gears to rotate in the clamp seat, the transmission shaft drives the second gears to rotate, the second gears are meshed with the racks, the racks are fixedly arranged on the sliding frame, the rotation of the second gears drives the sliding frame to move along the direction of the guide groove towards the universal joint through meshing with the racks, and the movement of the sliding frame drives the clamping blocks to move along with the sliding frame until the clamping blocks are abutted with the universal joint, so that the clamping of the universal joint is realized under the cooperation of the three groups of the clamping blocks, the synchronous driving of the three groups of the clamping blocks is realized, and the clamping blocks are further realized to clamp the universal joint more conveniently and rapidly.
Drawings
The utility model may be further illustrated by means of non-limiting examples given in the accompanying drawings.
Fig. 1 is a schematic view showing the overall structure of a jig for processing a universal joint according to a first embodiment of the present utility model.
Fig. 2 is a schematic structural view of a clamping device according to a first embodiment of the present utility model.
Fig. 3 is a schematic diagram showing the connection of the clamping block and the anti-skid block according to the first embodiment of the present utility model.
Fig. 4 is a schematic diagram showing the connection of the rack and the second gear in the first embodiment of the present utility model.
Fig. 5 is a schematic view showing the overall structure of a jig for processing a universal joint according to a second embodiment of the present utility model.
In the figure, a clamp seat 101, a support rod 102, a clamping block 103, a sliding frame 104, a first gear 105, a gear ring 106, a transmission shaft 107, a guide groove 108, a second gear 109, a rack 110, a sliding block 111, a rotating disc 201, a driving shaft 202 and a driving knob 203 are arranged.
Detailed Description
In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.
Embodiment one:
Fig. 1 to 4 show, fig. 1 is a schematic view of the overall structure of a clamp for processing a universal joint according to a first embodiment of the present utility model, fig. 2 is a schematic view of the structure of a clamping device according to the first embodiment of the present utility model, fig. 3 is a schematic view of the connection between a clamping block and an anti-skid block according to the first embodiment of the present utility model, and fig. 4 is a schematic view of the connection between a rack and a second gear according to the first embodiment of the present utility model.
The utility model provides a clamp for machining a universal joint, which comprises a clamp seat 101, a supporting rod 102, a clamping block 103 and a clamping device, wherein the clamping device comprises a sliding frame 104, a first gear 105, a gear ring 106, a transmission shaft 107, a transmission assembly and a rotating assembly, the transmission assembly comprises a second gear 109 and a rack 110, the clamping block 103 further comprises an anti-skid block 111, and the problem that the clamping of the universal joint is very troublesome due to the fact that three groups of adjusting screws need to be sequentially rotated when the clamp base and the U-shaped clamping block are pushed by the prior art is solved.
In this embodiment, under the driving of the rotating assembly, the gear ring 106 drives the three groups of the first gears 105 and the three groups of the transmission shafts 107 to rotate simultaneously through meshing with the three groups of the first gears 105, so that the three groups of the clamping blocks 103 on the sliding frame 104 move towards the universal joint simultaneously along the guiding grooves 108 and clamp the universal joint under the power transmission of the transmission assembly, and the clamping of the universal joint is more convenient through synchronous driving of the three groups of the clamping blocks 103.
Wherein the transmission shaft 107 is rotatably mounted in the fixture seat 101 and extends into the guide groove 108 through the fixture seat 101, the first gear 105 is fixedly mounted on the transmission shaft 107 and is positioned in the fixture seat 101, the transmission assembly is mounted on the transmission shaft 107, the sliding frame 104 is slidably mounted on the fixture seat 101 through the transmission assembly and is positioned in the guide groove 108, the clamping block 103 is fixedly mounted on the sliding frame 104, the gear ring 106 is rotatably mounted in the fixture seat 101 through the rotation assembly and meshed with the first gear 105, the fixture seat 101 is of a disc-shaped hollow structure, the supporting rod 102 is welded at the bottom of the fixture seat 101, the bottom end of the supporting rod 102 is provided with fixing sheets for fixing, the number of the guide groove 108 is three, the sliding frame 104, the first gear 105, the transmission shaft 107 and the transmission assembly are all three groups, and the three groups of the same as the three groups of the guide grooves 108, the sliding frame 104 are rotatably mounted on the three groups of the guide groove 104, the three groups of the gear ring 105 are rotatably mounted on the three groups of the transmission shaft seat, the three groups of the transmission shaft 105 are rotatably mounted on the circular bracket 105 through the circular transmission shaft 105, the three groups of the transmission shaft 105 are rotatably mounted on the side wall of the three groups of the transmission shaft 105, the three groups of the transmission shaft 105 are rotatably mounted on the circular bracket 105, the three groups of the circular transmission assembly are rotatably mounted on the side wall 105, the circular transmission shaft 105 is rotatably mounted on the side wall of the three groups of the transmission shaft 106, and meshed with the circular transmission assembly is in the circular frame 106, and is in the circular groove 105, the circular transmission assembly is in the circular shape, and is meshed with the circular frame 106, and is in the circular frame 106, and has a circular shape, and the circular frame 105 is in the circular shape, and has a circular shape, the sliding frame 104 and the clamping blocks 103 move along the direction of the universal joint along the guide groove 108 until being abutted with the universal joint, so that the clamping of the universal joint is realized under the cooperation of three groups of the clamping blocks 103, the synchronous driving of the three groups of the clamping blocks 103 is realized, and the clamping of the universal joint is more convenient.
The second gear 109 is fixedly mounted on the transmission shaft 107 and is located at one end, far away from the first gear 105, of the transmission shaft 107, the rack 110 is fixedly mounted on the sliding frame 104 and is meshed with the second gear 109, the second gear 109 is located at the upper end of the transmission shaft 107, the rack 110 is welded in the sliding frame 104, and the sliding frame 104 is driven to move by the rotation of the transmission shaft 107 through the meshing transmission of the rack 110 and the second gear 109.
Again, the anti-skid block 111 is fixedly installed on the clamping block 103, the anti-skid block 111 is made of rubber, the anti-skid block 111 is of an arc structure, and is fixed on the inner side of the recess of the clamping block 103 in a sticky manner, and the clamping block 103 is enabled to be more stable in clamping of the universal joint through the arrangement of the anti-skid block 111.
In this embodiment, during use, the three-fork universal joint is disposed at the center of the clamp seat 101, then the rotating assembly drives the gear ring 106 to rotate, the gear ring 106 is meshed with three groups of the first gears 105 simultaneously, the rotation of the gear ring 106 drives three groups of the first gears 105 to rotate simultaneously through meshing, the rotation of the first gears 105 rotates in the clamp seat 101 through the transmission shaft 107 fixedly connected with the first gears, the transmission shaft 107 drives the second gears 109 to rotate, the second gears 109 are meshed with the racks 110, the racks 110 are fixedly mounted on the sliding frame 104, the rotation of the second gears 109 drives the sliding frame 104 to move along the guiding groove 108 towards the universal joint through meshing with the racks 110, and the movement of the sliding frame 104 drives the clamping blocks 103 to move along until abutting with the universal joint, so that the clamping of the universal joint is realized under the cooperation of the three groups of the clamping blocks 103, and the synchronous driving of the universal joint is realized.
Embodiment two:
as shown in fig. 5, in which fig. 5 is a schematic view showing the overall structure of a jig for processing a universal joint according to a second embodiment of the present utility model, the jig for processing a universal joint according to the present embodiment further includes a rotating assembly including a rotating disc 201 and a driving shaft 202, and further includes a driving knob 203, on the basis of the first embodiment.
In the present embodiment, the rotation effect of the ring gear 106 is achieved by the cooperation of the drive shaft 202 and the rotating disk 201.
The rotating disc 201 is fixedly arranged on the driving shaft 202 and is positioned in the clamp seat 101, the gear ring 106 is sleeved on the rotating disc 201 and is fixedly connected with the rotating disc 201, the driving disc is welded on the inner side of the gear ring 106, the driving disc coincides with the gear ring 106 in axis, the driving shaft 202 is rotatably arranged on the clamp seat 101 through a bearing, and when the rotating disc is used, the driving shaft 202 is rotated, so that the rotating disc 201 rotates around the axis of the driving shaft 202, and the rotating disc 201 drives the gear ring 106 to rotate, so that the rotating effect on the gear ring 106 is realized.
Secondly, the driving knob 203 is fixedly installed on the driving shaft 202 and is located outside the fixture seat 101, the driving knob 203 is welded at the bottom end of the driving shaft 202, and the driving shaft 202 is more convenient to apply force due to the arrangement of the driving knob 203.
In this embodiment, in use, the driving shaft 202 is rotated, so that the rotating disc 201 rotates around the axis of the driving shaft 202, and the rotation of the rotating disc 201 drives the gear ring 106 to rotate, thereby achieving the rotation effect on the gear ring 106.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims of this utility model, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the utility model disclosed herein.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420938754.0U CN222177459U (en) | 2024-04-30 | 2024-04-30 | A fixture for machining universal joints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420938754.0U CN222177459U (en) | 2024-04-30 | 2024-04-30 | A fixture for machining universal joints |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222177459U true CN222177459U (en) | 2024-12-17 |
Family
ID=93836119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420938754.0U Active CN222177459U (en) | 2024-04-30 | 2024-04-30 | A fixture for machining universal joints |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222177459U (en) |
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2024
- 2024-04-30 CN CN202420938754.0U patent/CN222177459U/en active Active
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