CN215393809U - Clamp for milling lower surface of rocker shaft support - Google Patents
Clamp for milling lower surface of rocker shaft support Download PDFInfo
- Publication number
- CN215393809U CN215393809U CN202121817916.8U CN202121817916U CN215393809U CN 215393809 U CN215393809 U CN 215393809U CN 202121817916 U CN202121817916 U CN 202121817916U CN 215393809 U CN215393809 U CN 215393809U
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- plate
- shaped
- shaped block
- rocker shaft
- shaft support
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Abstract
The utility model relates to the technical field of rocker shaft support processing, in particular to a fixture for milling the lower surface of a rocker shaft support, which comprises a V-shaped plate and a V-shaped block, wherein the V-shaped plate is used for clamping the rocker shaft support, and is driven to be close to or far away from the V-shaped block by a hydraulic oil cylinder; the V-shaped block is provided with a V-shaped groove with a small upper part and a large lower part, the V-shaped block is connected with an output shaft of the hydraulic oil cylinder through a hydraulic cylinder connecting piece, the base plate is provided with a guide plate fixed with the base plate, the V-shaped block is vertically arranged with the guide plate, and the V-shaped block penetrates through the guide plate.
Description
Technical Field
The utility model relates to the technical field of rocker shaft support machining, in particular to a fixture for milling the lower surface of a rocker shaft support.
Background
The rocker arm shaft support is complex in shape and structure, various machining operations are required in the machining process, turning, milling, grinding and drilling are generally required, and one reference surface needs to be replaced when each surface is machined.
The existing surface processing of the rocker shaft support usually needs surface milling on the upper surface and the lower surface, in the prior art, a clamp of the rocker shaft support needs a pressing plate, a bolt is used for clamping the rocker shaft support on a processing platform, when the same process needs to be processed, the bolt and the pressing plate need to be loosened, the rocker shaft support is taken out and replaced by the rocker shaft support to be processed, then the pressing plate and the bolt are used for fixing the rocker shaft support on the processing platform, and the process needs a lot of time for loading and unloading workpieces, so that the processing efficiency is low, and the batch production is not suitable.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a clamp for milling the lower surface of a rocker shaft support.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a clamp for milling the lower surface of a rocker shaft support comprises a bottom plate, wherein a V-shaped plate and a V-shaped block are arranged at the upper part of the bottom plate and used for clamping the rocker shaft support, and the V-shaped plate is driven to be close to or far away from the V-shaped block through a hydraulic oil cylinder; the V-shaped block is provided with a V-shaped groove which is small in upper part and large in lower part, the V-shaped block is connected with an output shaft of the hydraulic oil cylinder through a hydraulic cylinder connecting piece, the base plate is provided with a guide plate fixed with the base plate, the V-shaped block is perpendicular to the guide plate, and the V-shaped block penetrates through the guide plate.
Preferably, the V-shaped plate is in clearance fit with the guide plate.
Preferably, one end of the hydraulic cylinder connecting piece is provided with a threaded hole, and the other end of the hydraulic cylinder connecting piece is provided with a clamping groove.
Preferably, the V-shaped block is provided with a V-shaped groove, and the opening angle α of the V-shaped groove is 70 ° to 90 °.
Preferably, a detachable backing plate is further arranged between the V-shaped block and the V-shaped plate.
Preferably, the fixing device further comprises a fixing plate fixed with the bottom plate, and the fixing plate is fixed with the V-shaped block.
The utility model has the beneficial effects that: a clamp for milling the lower surface of a rocker shaft support comprises a V-shaped plate and a V-shaped block, wherein the V-shaped plate is used for clamping the rocker shaft support and is driven to be close to or far from the V-shaped block by a hydraulic oil cylinder; the V-shaped block is provided with a V-shaped groove with a small upper part and a large lower part, the V-shaped block is connected with an output shaft of the hydraulic oil cylinder through a hydraulic cylinder connecting piece, the base plate is provided with a guide plate fixed with the base plate, the V-shaped block is vertically arranged with the guide plate, and the V-shaped block penetrates through the guide plate.
Drawings
Fig. 1 and 2 are schematic structural diagrams of the utility model.
Fig. 3 is a schematic view of the structure of the hydraulic cylinder attachment.
Fig. 4 is a schematic view of a structure of a V-block.
Description of reference numerals:
the hydraulic support comprises 1-a hydraulic cylinder rear clamping plate, 2-a hydraulic cylinder, 3-a hydraulic cylinder front clamping plate, 4-a hydraulic cylinder connecting piece, 41-a clamping groove, 42-a threaded hole, 5-a positioning shaft, 6-a guide plate, 7-a V-shaped plate, 8-a V-shaped block, 9-a positioning pin, 10-a support plate, 11-a bottom plate, 12-a base plate, 13-a manual valve support, 14-a manual valve and 15-a rocker shaft support.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples, which are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, the clamp for milling the lower surface of the rocker shaft support of the embodiment is specially used for clamping the rocker shaft support 15, and comprises a bottom plate 11, wherein a V-shaped plate 7 and a V-shaped block 8 are arranged at the upper part of the bottom plate 11, the rocker shaft support 15 is placed between the V-shaped plate 7 and the V-shaped block 8, and the V-shaped plate 7 is driven to be close to or far from the V-shaped block 8 by a hydraulic oil cylinder 2; the V-shaped plate 7 is connected with an output shaft of the hydraulic oil cylinder 2 through a hydraulic cylinder connecting piece 4, the structure of the hydraulic cylinder connecting piece 4 is shown in figure 3, one end of the hydraulic cylinder connecting piece 4 is provided with a clamping groove 41, the other end of the hydraulic cylinder connecting piece is provided with a threaded hole 42, the V-shaped plate 7 is clamped into the clamping groove 41 and is connected with the hydraulic cylinder connecting piece 4 through a positioning shaft 5, the hydraulic oil cylinder 2 is connected with the hydraulic cylinder connecting piece 4 through the threaded hole 42, the bottom plate 11 is fixedly provided with a guide plate 6, the V-shaped plate 7 penetrates through the guide plate 6, the V-shaped plate 7 is in clearance fit with the guide plate 6, and the guide plate 6 supports and fixes the V-shaped plate 7; the structural schematic diagram of the V-shaped block 8 is shown in fig. 4, the V-shaped block 8 is provided with a V-shaped groove, the opening angle alpha of the V-shaped groove is 70-90 degrees, and the V-shaped groove is of a structure with a small upper part and a big lower part.
Furthermore, hydraulic cylinder 2 is fixed with pneumatic cylinder front plate 3 through pneumatic cylinder rear clamp 1, and pneumatic cylinder rear clamp 1 is fixed with pneumatic cylinder front plate 3 through bolt bottom plate 11.
Further, the device also comprises a detachable backing plate 12, and the backing plate 12 is arranged between the V-shaped block 8 and the V-shaped plate 7.
Furthermore, the hydraulic control system also comprises a manual valve 14 and a manual valve bracket 13, and the manual valve 14 is used for controlling the operation of the hydraulic oil cylinder 2.
Further, the rear part of the V-shaped block 8 is further provided with a fixing plate 10, and the fixing plate 10 is fixed with the V-shaped block 8 and the bottom plate 11 through a positioning pin 9.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The fixture for milling the following rocker shaft support is characterized in that: the rocker shaft supporting device comprises a bottom plate, wherein a V-shaped plate and a V-shaped block are arranged at the upper part of the bottom plate and used for clamping a rocker shaft supporting seat, and the V-shaped plate is driven to be close to or far away from the V-shaped block through a hydraulic oil cylinder; the V-shaped block is provided with a V-shaped groove which is small in upper part and large in lower part, the V-shaped block is connected with an output shaft of the hydraulic oil cylinder through a hydraulic cylinder connecting piece, the base plate is provided with a guide plate fixed with the base plate, the V-shaped block is perpendicular to the guide plate, and the V-shaped block penetrates through the guide plate.
2. The clamp of claim 1 for use in milling the following for a rocker shaft support: the V-shaped plate is in clearance fit with the guide plate.
3. The clamp of claim 1 for use in milling the following for a rocker shaft support: one end of the hydraulic cylinder connecting piece is provided with a threaded hole, and the other end of the hydraulic cylinder connecting piece is provided with a clamping groove.
4. The clamp of claim 1 for use in milling the following for a rocker shaft support: the V-shaped block is provided with a V-shaped groove, and the opening angle alpha of the V-shaped groove is 70-90 degrees.
5. The clamp of claim 1 for use in milling the following for a rocker shaft support: a detachable backing plate is also arranged between the V-shaped block and the V-shaped plate.
6. The clamp of claim 1 for use in milling the following for a rocker shaft support: the fixing plate is fixed with the bottom plate and fixed with the V-shaped block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121817916.8U CN215393809U (en) | 2021-08-05 | 2021-08-05 | Clamp for milling lower surface of rocker shaft support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121817916.8U CN215393809U (en) | 2021-08-05 | 2021-08-05 | Clamp for milling lower surface of rocker shaft support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215393809U true CN215393809U (en) | 2022-01-04 |
Family
ID=79657489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121817916.8U Active CN215393809U (en) | 2021-08-05 | 2021-08-05 | Clamp for milling lower surface of rocker shaft support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215393809U (en) |
-
2021
- 2021-08-05 CN CN202121817916.8U patent/CN215393809U/en active Active
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