CN216263556U - Self-centering positioning device for turning piston clamp spring groove - Google Patents
Self-centering positioning device for turning piston clamp spring groove Download PDFInfo
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- CN216263556U CN216263556U CN202220437407.0U CN202220437407U CN216263556U CN 216263556 U CN216263556 U CN 216263556U CN 202220437407 U CN202220437407 U CN 202220437407U CN 216263556 U CN216263556 U CN 216263556U
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- clamping jaw
- piston
- main shaft
- centering
- positioning device
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Abstract
The utility model discloses a self-centering positioning device for turning a piston clamp spring groove, which comprises a main shaft, a positioning shaft, a clamping jaw, a fixed seat, a limiting shaft, a top plate, a sliding block and a return spring, wherein the left end of the main shaft is connected with an external machine tool, the right end of the main shaft is connected with a piston through the positioning shaft, the outer side surface of the main shaft is connected with the fixed seat through a locking bolt, the right end of the fixed seat is connected with the sliding block in a sliding manner, the lower surface of the sliding block is fixedly connected with a clamping jaw shell, the front side and the rear side of the clamping jaw are connected with the fixed seat through the return spring, the left end of the clamping jaw is fixedly connected with the top plate, the limiting shaft is arranged on the left side of the top plate, and the left end of the limiting shaft is connected with the fixed seat in a sliding manner through the spring.
Description
Technical Field
The utility model relates to the technical field of piston machining, in particular to a self-centering positioning device for turning a piston clamp spring groove.
Background
Along with the industrialized development of modern society, the car becomes the indispensable instrument of riding instead of walk in the life, the engine is the heart of car, the piston is one of the very important component parts of engine, piston centering is the important process of guaranteeing the piston quality, piston centering equipment is the essential equipment of piston processing, but traditional piston centering equipment has a great deal of not enough, structural design is not ingenious reasonable enough, can not be fixed to the piston centre gripping, can not avoid the emergence of the piston skew condition in the centering process, and then can not guarantee the piston quality, can not be with the high-efficient location of longitudinal position, thereby can not accurately accomplish the self-centering operation fast, aggravated personnel's work burden, can not guarantee work efficiency and piston quality, consequently, the realization that can solve a kind of piston processing from centering structure of this type of problem is imperative.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides the self-centering positioning device for turning the piston clamp spring groove, has a simple structure, is simple and convenient to operate, provides convenience for people, and can effectively solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a piston jump ring groove lathe work is from line-centering positioner, which comprises a main shaft, the location axle, the clamping jaw, a fixed base, spacing axle, the roof, slider and reset spring, the main shaft left end is connected with outside lathe, and the main shaft right-hand member passes through location axle and piston connection, the main shaft lateral surface passes through locking bolt and is connected with the fixing base, fixing base right-hand member and slider sliding connection, slider lower surface and clamping jaw casing fixed connection, reset spring and fixing base connection are passed through to both sides around the clamping jaw, and clamping jaw left end and roof fixed connection, the roof left side is equipped with spacing axle, and spacing axle left end passes through spring and fixing base sliding connection.
Furthermore, the right end of the limiting shaft is provided with a reset wrench.
Furthermore, a stop lever corresponding to the top plate is arranged on the front side of the fixed seat.
Furthermore, the top view of the clamping jaw is of a cross structure, the lower surface of the clamping jaw is connected with the three groups of jaw bodies, and the three groups of jaw bodies form a T-shaped structure.
Compared with the prior art, the utility model has the beneficial effects that: according to the self-centering positioning device for turning of the piston clamp spring groove, in the process of driving the clamping jaw to move downwards by pressing the sliding block, the top plate moves downwards along with the clamping jaw, so that the limiting shaft is popped out from the fixing seat through the spring, the limiting locking of the top plate moving downwards by the limiting shaft is realized, namely, the clamping connection of the clamping jaw and the piston is realized, and meanwhile, through the positioning connection of the three groups of claw bodies and the piston, the phenomenon that the piston deflects in the centering process to influence the centering of the piston is avoided, and the centering and subsequent processing quality are guaranteed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the structure of the clamping jaw of the utility model.
In the figure: the device comprises a main shaft 1, a positioning shaft 2, a clamping jaw 3, a fixing seat 4, a limiting shaft 5, a top plate 6, a sliding block 7, a return spring 8, a return wrench 9, a gear lever 10 and a claw body 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a self-centering positioning device for turning of a piston clamp spring groove comprises a main shaft 1, a positioning shaft 2, a clamping jaw 3, a fixed seat 4, a limiting shaft 5, a top plate 6, a sliding block 7 and a reset spring 8, wherein the left end of the main shaft 1 is connected with an external machine tool, the right end of the main shaft 1 is connected with a piston through the positioning shaft 2, the outer side surface of the main shaft 1 is connected with the fixed seat 4 through a locking bolt, the right end of the fixed seat 4 is connected with the sliding block 7 in a sliding manner, the lower surface of the sliding block 7 is fixedly connected with a shell of the clamping jaw 3, the front side and the rear side of the clamping jaw 3 are connected with the fixed seat 4 through the reset spring 8, the left end of the clamping jaw 3 is fixedly connected with the top plate 6, the left side of the top plate 6 is provided with the limiting shaft 5, the left end of the limiting shaft 5 is connected with the fixed seat 4 through the spring in a sliding manner, the right end of the limiting shaft 5 is provided with a reset wrench 9, the front side of the fixed seat 4 is provided with a stop rod 10 corresponding to the top plate 6, when the device is installed, the sliding block 7 only needs to be pressed downwards, the clamping jaw 3 and the top plate 6 are driven to move downwards, when the top plate 6 moves downwards below the limiting shaft 5, the limiting shaft 5 is popped out from the fixing seat 4 through the spring until the right end of the limiting shaft 5 protrudes out of a part of the top plate 6, namely, the limiting effect of the limiting shaft 5 on the top plate 6 is realized, the top plate 6 and the clamping jaw 3 are prevented from resetting under the action of the reset spring 8, so that the centering and clamping on the piston are realized, after the processing is finished, the resetting of the top plate 6 and the clamping jaw 3 can be realized only by shifting the reset wrench 9 rightwards, so that the cycle is realized, the plan view of the clamping jaw 3 is of a cross structure, the lower surface of the clamping jaw 3 is connected with three groups of jaw bodies 11, the three groups of jaw bodies 11 form a T-shaped structure, the cross shell of the clamping jaw 3 can be attached to the upper end surface of the piston in the connection process with the piston, the centering operation on the piston clamp spring can be quickly completed on a large scale, and the clamping and the positioning on the piston clamp spring in four directions is realized through the three groups of the jaw bodies 11 and the main shaft 1, the piston is prevented from being influenced by the piston deviation in the centering process, and the processing quality of the piston clamp spring is ensured.
When in use: firstly, a piston clamp spring is aligned with a positioning shaft 2 to be installed, then a sliding block 7 is pressed downwards, so that the sliding block 7 drives a clamping jaw 3 and a top plate 6 to move downwards, when the top plate 6 moves downwards to the position below a limiting shaft 5, the limiting shaft 5 is popped out from a fixing seat 4 through a spring until the right end of the limiting shaft 5 protrudes out of a part of the top plate 6, namely, the limiting effect of the limiting shaft 5 on the top plate 6 is realized, at the moment, the clamping and positioning of the piston clamp spring in four directions are realized through three groups of claw bodies 11 and a main shaft 1, the influence of piston deflection on piston centering in the centering process is avoided, the processing quality of the piston clamp spring is further ensured, after the processing is finished, a reset wrench 9 is shifted leftwards, the reset wrench 9 drives the limiting shaft 5 to move leftwards, under the limiting compression without the limiting shaft 5, the top plate 6 and the clamping jaw 3 are restored to the original positions through two groups of reset springs 8, and the processed piston clamp spring can be taken out, with the circulation, the centering device has the advantages of simple structure, ingenious and reasonable design, accurate and rapid centering operation, workload reduction of personnel and processing quality guarantee of the piston.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a piston jump ring groove lathe work is from line-centering positioner, includes main shaft (1), location axle (2), clamping jaw (3), fixing base (4), spacing axle (5), roof (6), slider (7) and reset spring (8), its characterized in that: main shaft (1) left end is connected with outside lathe, and main shaft (1) right-hand member passes through location axle (2) and piston connection, main shaft (1) lateral surface passes through locking bolt and is connected with fixing base (4), fixing base (4) right-hand member and slider (7) sliding connection, slider (7) lower surface and clamping jaw (3) casing fixed connection, reset spring (8) are passed through to both sides around clamping jaw (3) and are connected with fixing base (4), and clamping jaw (3) left end and roof (6) fixed connection, roof (6) left side is equipped with spacing axle (5), and spacing axle (5) left end passes through spring and fixing base (4) sliding connection.
2. The piston jump ring groove turning self-centering positioning device of claim 1, wherein: the right end of the limiting shaft (5) is provided with a reset wrench (9).
3. The piston jump ring groove turning self-centering positioning device of claim 1, wherein: a stop lever (10) corresponding to the top plate (6) is arranged on the front side of the fixed seat (4).
4. The piston jump ring groove turning self-centering positioning device of claim 1, wherein: the top view of the clamping jaw (3) is of a cross structure, the lower surface of the clamping jaw (3) is connected with the three groups of jaw bodies (11), and the three groups of jaw bodies (11) form a T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220437407.0U CN216263556U (en) | 2022-03-02 | 2022-03-02 | Self-centering positioning device for turning piston clamp spring groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220437407.0U CN216263556U (en) | 2022-03-02 | 2022-03-02 | Self-centering positioning device for turning piston clamp spring groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216263556U true CN216263556U (en) | 2022-04-12 |
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ID=81059746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220437407.0U Active CN216263556U (en) | 2022-03-02 | 2022-03-02 | Self-centering positioning device for turning piston clamp spring groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216263556U (en) |
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2022
- 2022-03-02 CN CN202220437407.0U patent/CN216263556U/en active Active
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