CN215786814U - Rocker shaft support hole turning clamp - Google Patents
Rocker shaft support hole turning clamp Download PDFInfo
- Publication number
- CN215786814U CN215786814U CN202121828666.8U CN202121828666U CN215786814U CN 215786814 U CN215786814 U CN 215786814U CN 202121828666 U CN202121828666 U CN 202121828666U CN 215786814 U CN215786814 U CN 215786814U
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- China
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- rocker shaft
- shaft support
- bottom plate
- positioning
- hole
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Abstract
The utility model relates to the technical field of rocker shaft support machining, in particular to a rocker shaft support hole turning clamp which comprises a bottom plate, wherein a hydraulic three-jaw chuck is arranged at the bottom of the bottom plate, a positioning hole concentric and coaxial with the hydraulic three-jaw chuck is formed in the bottom plate, and a positioning block, a positioning plate, a clamping block, a balance block and a side pressing block are arranged at the upper part of the bottom plate; the base plate and the clamping seat are provided with concentric positioning holes, the raised circular ring of the rocker shaft support is sunk into the positioning holes, and the raised circular ring is clamped by three claws of the hydraulic three-claw chuck. The locating plate is provided with a first clamping groove, the side pressure blocks are provided with a second clamping groove, downward pressure of a hole surface is applied when the rocker shaft support is clamped through the first clamping groove and the second clamping groove, an additional clamping mechanism is not needed, pressure on the hole surface of the rocker shaft support is achieved, the structure is simplified, and installation is convenient.
Description
Technical Field
The utility model relates to the technical field of rocker shaft support machining, in particular to a hole turning clamp for a rocker shaft support.
Background
The rocker shaft support of the rocker shaft support has a complicated shape and structure, and requires various machining operations, such as turning, milling, grinding, and drilling, during machining.
As shown in fig. 3, the upper surface and the lower surface of the rocker shaft hole are both provided with protruding circular rings, the side part of the rocker shaft support is of an arc-shaped structure, the rocker shaft hole of the rocker shaft support is a circular hole, the machining is carried out by adopting a lathe, a workpiece rotates, and a cutter moves linearly. When a lathe is used for machining, because a blank of the rocker shaft support is a casting part with an opposite structure, the rocker shaft support cannot be stably shaped through a claw of a common lathe, and meanwhile, in a hole turning process, the side part of the rocker shaft support needs to be clamped tightly, and a hole turning surface needs to be pressed tightly, so that clamping and alignment are difficult, time and labor are wasted, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rocker shaft support hole-turning clamp aiming at the defects in the prior art, and solves the clamping defect in the rocker shaft support hole-turning process in the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a hole turning clamp for a rocker shaft support comprises a bottom plate, wherein a hydraulic three-jaw chuck is arranged at the bottom of the bottom plate, a positioning hole concentric and coaxial with the hydraulic three-jaw chuck is formed in the bottom plate, and a positioning block, a positioning plate, a clamping block, a balance block and a side pressing block are arranged at the upper part of the bottom plate; the positioning block and the clamping block are respectively arranged on two sides of the positioning hole, the positioning plate is connected with the positioning block, the positioning plate is provided with a first clamping groove, and the clamping block is in sliding connection with the bottom plate.
Preferably, the side pressure blocks are provided with arc-shaped second clamping grooves matched with the side parts of the rocker shaft supports, and the second clamping grooves are arranged for fixing the side parts of the rocker shafts and applying downward pressure to the hole turning surfaces through the arc-shaped grooves.
Preferably, the bottom plate is provided with a sliding groove, and the bottom of the clamping block is provided with a sliding block matched with the sliding groove.
Preferably, the bottom plate is provided with a plurality of supporting pins, and the supporting pins are arranged in a height-adjustable manner to support the concave part of the rocker shaft support.
Preferably, the bottom plate is of a circular structure, and the bottom plate and the chuck are fixed through bolts.
Compared with the prior art: the hole-turning clamp for the rocker shaft support has the beneficial effects that: 1. the base plate and the clamping seat are provided with concentric positioning holes, the raised circular ring of the rocker shaft support is sunk into the positioning holes, and the raised circular ring is clamped by three claws of the hydraulic three-claw chuck. 2. The rocker arm shaft support is clamped on two planes of the rocker arm shaft support through a positioning block and a clamping block. 3. The locating plate is provided with first draw-in groove, and the side pressure piece is provided with the second draw-in groove, has exerted the decurrent pressure of car hole face when pressing from both sides tight rocker shaft support through first draw-in groove and second draw-in groove, does not need extra fixture, realizes the pressure to rocker shaft support car hole face, and the structure is simplified, simple to operate. 4. The base is provided with a plurality of supporting pins, and the height of the supporting pins is adjusted to support the sunken part of the rocker shaft support, so that the clamping is more stable.
Drawings
FIG. 1 is a schematic structural view of a rocker shaft pedestal hole-turning fixture of the present invention.
Fig. 2 is a sectional view of fig. 1.
Fig. 3 is a schematic structural view of the rocker shaft support.
Description of reference numerals:
1-bottom plate, 2-positioning block, 3-positioning plate 31-first positioning groove, 4-side pressing block, 41-second positioning groove, 5-balance block, 6-clamping block, 7-cylinder, 8-positioning hole, 10-positioning pin, 11-hydraulic three-jaw chuck.
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 hole-turning clamp for the rocker shaft support of the present embodiment is used for clamping a hole-turning of the rocker shaft support, and the structure of the rocker shaft support is shown in fig. 3; the rocker arm shaft support comprises a bottom plate 1, wherein a hydraulic three-jaw chuck 11 is arranged at the bottom of the bottom plate 1, a positioning hole 8 which is concentric and coaxial with the hydraulic three-jaw chuck 11 is formed in the bottom plate 1, a raised circular ring of a rocker arm shaft support is sunk into the positioning hole 8, and the raised circular ring is clamped by three jaws of the hydraulic three-jaw chuck 11;
the upper part of the bottom plate 1 is provided with a positioning block 2, a positioning plate 3, a clamping block 6, a balance block 5 and a side pressure block 4; the positioning block 2 and the clamping block 6 are respectively arranged at two sides of the positioning hole 8, the positioning plate 3 is connected with the positioning block 2 through a bolt, the positioning plate 3 is provided with a first clamping groove 31, and the side pressing block 4 is provided with an arc-shaped second clamping groove 41 matched with the side part of the rocker shaft support; the clamping block 6 is connected with the bottom plate 1 in a sliding mode, the bottom plate 1 is provided with a sliding groove, a sliding block matched with the sliding groove is arranged at the bottom of the clamping block 6, the clamping plate 6 is driven by the air cylinder 7 to slide along the sliding groove, the positioning block 2 and the clamping block 6 clamp two planes of the rocker shaft support, downward pressure of a hole surface is applied while the rocker shaft support is clamped through the first clamping groove 31 and the second clamping groove 41, an additional clamping mechanism is not needed, pressure on the hole surface of the rocker shaft support is achieved, the structure is simplified, and installation is convenient;
the pedestal 1 is provided with a plurality of supporting pins, and the height of the supporting pins is adjusted to support the sunken part of the rocker shaft support, so that the clamping is more stable.
Further, the bottom plate 1 is circular, and the bottom plate 1 and the hydraulic three-jaw chuck 11 are fixed through bolts.
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 utility model provides a rocking arm axle support car hole anchor clamps which characterized in that: the hydraulic three-jaw chuck is arranged at the bottom of the bottom plate, a positioning hole concentric and coaxial with the hydraulic three-jaw chuck is formed in the bottom plate, and a positioning block, a positioning plate, a clamping block, a balance block and a side pressing block are arranged at the upper part of the bottom plate; the positioning block and the clamping block are respectively arranged on two sides of the positioning hole, the positioning plate is connected with the positioning block, the positioning plate is provided with a first clamping groove, and the clamping block is in sliding connection with the bottom plate.
2. The hole-turning clamp for the rocker shaft support of claim 1, wherein: and the side pressure blocks are provided with arc-shaped second clamping grooves matched with the side parts of the rocker shaft supports.
3. The hole-turning clamp for the rocker shaft support of claim 1, wherein: the bottom plate is provided with a sliding groove, and the bottom of the clamping block is provided with a sliding block matched with the sliding groove.
4. The rocker shaft support hole-turning clamp of claim 3, wherein: the clamping block is driven by an air cylinder to slide along the sliding groove.
5. The hole-turning clamp for the rocker shaft support of claim 1, wherein: the bottom plate is provided with a plurality of supporting pins.
6. The hole-turning clamp for the rocker shaft support of claim 1, wherein: the bottom plate is of a circular structure, and the bottom plate and the chuck are fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121828666.8U CN215786814U (en) | 2021-08-06 | 2021-08-06 | Rocker shaft support hole turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121828666.8U CN215786814U (en) | 2021-08-06 | 2021-08-06 | Rocker shaft support hole turning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215786814U true CN215786814U (en) | 2022-02-11 |
Family
ID=80128967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121828666.8U Active CN215786814U (en) | 2021-08-06 | 2021-08-06 | Rocker shaft support hole turning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215786814U (en) |
-
2021
- 2021-08-06 CN CN202121828666.8U patent/CN215786814U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |