CN223506227U - Lathe machining device applied to rough machining of piston - Google Patents
Lathe machining device applied to rough machining of pistonInfo
- Publication number
- CN223506227U CN223506227U CN202422620937.0U CN202422620937U CN223506227U CN 223506227 U CN223506227 U CN 223506227U CN 202422620937 U CN202422620937 U CN 202422620937U CN 223506227 U CN223506227 U CN 223506227U
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- China
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- main body
- piston
- groove
- block
- mounting
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Abstract
The utility model relates to the technical field of casting piston machining, in particular to a lathe machining device applied to piston rough machining. The movable rod comprises a chain connection disc, a profiling main body arranged on the chain connection disc and used for being matched with a piston for installation, a protruding block arranged in the middle of the top of the profiling main body, a floating limiting component arranged on the protruding block, four groups of positioning pins respectively arranged on the periphery of the top of the profiling main body and taking the protruding block as the center, an adjusting positioning block arranged on the periphery of the bottom of the profiling main body, a pull rod penetrating through the bottom of the profiling main body and arranged in the profiling main body, and a movable rod penetrating through the pull rod. The utility model has the advantages that the main body is provided with the adjusting positioning blocks in 4 directions, the size is adjusted by arranging the inclined planes on the main body, the size is adapted to the size of the inner cavity of the workpiece blank, the gap is adjusted to be minimum, and the floating limiting component can vertically float and position the inner circular boss of the workpiece, so that the coaxiality of the product is ensured.
Description
Technical Field
The utility model relates to the technical field of casting piston machining, in particular to a lathe machining device applied to piston rough machining.
Background
In the prior art, referring to fig. 4, the piston structure diagram to be processed is the prior art, because the irregular cutting space of the inner cavity is small, the special four-jaw chuck is needed to be positioned, the line replacement is troublesome, the number of parts of the clamping jaw is changed, the preparation and replacement time is increased, and the clamping jaw is required to be designed to be very thin because of the limitation of the inner space, so that the clamping rigidity is influenced, and the cutting efficiency is reduced.
It is therefore desirable to devise a lathe apparatus for piston roughing that addresses the above issues.
Disclosure of utility model
The utility model aims to provide a lathe machining device applied to rough machining of a piston, so as to overcome the defects in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The lathe machining device for rough machining of the piston comprises a chain plate and a profiling main body arranged on the chain plate and used for being matched with the piston for installation, and is characterized in that a protruding block is arranged in the middle of the top of the profiling main body, floating limiting assemblies are arranged on the protruding block, four groups of positioning pins are respectively arranged on the periphery of the top of the profiling main body and centered on the protruding block, adjusting positioning blocks are arranged on the periphery of the bottom of the profiling main body, a pull rod penetrating through the profiling main body from the bottom of the profiling main body and a movable rod penetrating through the pull rod.
Preferably, the floating limiting assembly comprises a mounting block mounted on the protruding block through a bolt and a T-shaped block arranged in the mounting block through a spring, one end of the spring is arranged on the inner wall of the mounting block, the other end of the spring is connected with the T-shaped block in a matched mode, the T-shaped block can move up and down along the mounting block, and a groove matched with the protrusion in the piston and matched with profiling mounting is formed in the top of the T-shaped block.
Preferably, a waist-shaped hole is formed in the side edge of the T-shaped block, a limit column is arranged on the side edge of the mounting block, and a part of the limit column is arranged in the waist-shaped hole.
Preferably, the adjusting positioning blocks are respectively arranged at the periphery of the profiling main body, mounting grooves matched with the adjusting positioning blocks are formed at the periphery of the profiling main body, and groove surfaces of the mounting grooves are obliquely arranged.
Preferably, the profiling main body is provided with a hole groove, the pull rod is provided with a through groove matched with the movable rod, the hole groove is communicated with the through groove, and the movable rod can be movably arranged in the hole groove and the through groove at the same time.
The utility model has the beneficial effects that the main body is provided with the adjusting positioning blocks in 4 directions, the size can be adjusted to adapt to the size of the inner cavity of the workpiece blank by arranging the inclined surfaces on the main body, the gap can be adjusted to the minimum, the floating limiting component can vertically float to position the inner circular boss of the workpiece, the coaxiality of the product is ensured to be 0.06mm, the clamping is convenient, the tightening force is high, and the workpiece is directly transmitted by using the pull rod.
Drawings
FIG. 1 is a schematic structural view of a lathe machining device for rough machining of pistons according to the present utility model;
FIG. 2 is a cross-sectional view of a lathe apparatus for rough machining of pistons according to the present utility model;
FIG. 3 is a partial schematic view of a lathe apparatus for rough machining of pistons according to the present utility model;
FIG. 4 is a schematic illustration of the interior of a piston product;
In the figure, 1, a linking disc, 2, a profiling main body, 3, a protruding block, 4, a positioning pin, 5, an adjusting positioning block, 6, a pull rod, 7, a movable rod, 8, a mounting block, 9, a spring, 10, a groove, 11, a waist-shaped hole, 12, a limiting column, 13, a T-shaped block, 51, a mounting groove, 21, a hole groove, 22 and a through groove.
Detailed Description
Referring to fig. 1 to 3, a lathe machining device applied to rough machining of a piston comprises a chain plate 1, a profiling main body 2 arranged on the chain plate and used for being matched with the piston for installation, a protruding block 3 arranged in the middle of the top of the profiling main body, a floating limiting component arranged on the protruding block, four groups of positioning pins 4 respectively arranged around the top of the profiling main body and taking the protruding block as a center, an adjusting positioning block 5 arranged around the bottom of the profiling main body, a pull rod 6 penetrating through the profiling main body from the bottom of the profiling main body and a movable rod 7 penetrating through the pull rod;
the positioning pins 4 are used for supporting four sides of the grooves in the piston in a matched mode, and four groups of grooves in the whole piston are supported;
The floating limiting assembly comprises a mounting block 8 which is mounted on the protruding block through a bolt, and a T-shaped block 13 which is arranged in the mounting block through a spring 9, wherein one end of the spring is arranged on the inner wall of the mounting block, and the other end of the spring is connected with the T-shaped block in a matching way;
In order to limit the moving range of the T-shaped block, a waist-shaped hole 11 is formed in the side edge of the T-shaped block, a limiting column 12 is arranged on the side edge of the mounting block, a part of the limiting column is arranged in the waist-shaped hole, and the limiting column can move along the waist-shaped hole and is clamped after moving to the end part, so that limiting is realized;
The adjusting and positioning blocks 5 are respectively arranged on the periphery of the profiling main body 2, mounting grooves 51 which are matched with the adjusting and positioning blocks 5 for mounting are formed on the periphery of the profiling main body 2, groove surfaces of the mounting grooves are obliquely arranged, and groove surfaces of the mounting grooves 51 are obliquely arranged. The adjusting positioning block 5 is used for supporting and positioning by matching with the inner diameter of the bottom surface of the piston, the position of the adjusting positioning block 5 can be adjusted along the inclined plane, so that the amount of the outer part of the adjusting positioning block is adjusted, the size of the outer diameter of the positioning block is adjusted, and the limiting is performed by matching with pistons with different sizes;
In order to limit the whole piston in a matching way, a hole groove 21 is formed in the profiling main body 2, a through groove 22 matched with a movable rod is formed in the pull rod, the hole groove is communicated with the through groove, the movable rod can be movably arranged in the hole groove and the through groove at the same time, and the movable rod is driven to move up and down through the upward and downward movement of the pull rod, so that the piston is fixed through the movable rod.
Referring to fig. 4, a schematic diagram of a piston structure is shown, a movable inner cavity is formed in the piston, protruding blocks are arranged at the top of the inner cavity, grooves are formed in two sides of the piston, a circular mechanism is arranged at the bottom, the mechanism is complex, multiple groups of limiting components are needed for limiting during matching processing, the device is characterized in that the whole piston is sleeved outside a profiling main body 2 through the top, the floating limiting components in the inner part firstly contact with the protruding blocks in the piston, the protruding blocks are matched with the top grooves of the T-shaped blocks to be installed and pressed down, and meanwhile, positioning pins 4 around the positioning pins are arranged around the grooves of the piston to limit, the positions of two side holes of the adjusting piston are located on the same axis with a through hole and a through groove 22, meanwhile, the adjusting positioning blocks at the bottom are propped up to be arranged around the bottom of the piston in a circular shape, the piston is outwards supported and opened for limiting, primary limiting is completed, the movable rod 7 is inserted into the hole groove 21 and the through groove 22, the pull rod is pulled down to drive the movable rod 7 to move downwards, the two side grooves of the piston are pressed down, and fixed, and limiting is completed.
The utility model has the advantages that the main body is provided with the adjusting positioning blocks in 4 directions, the size can be adjusted to adapt to the size of the inner cavity of the workpiece blank by arranging the inclined surfaces on the main body, the gap is adjusted to be minimum, the floating limiting component can vertically float to position the inner circular boss of the workpiece, the coaxiality of the product is ensured to be 0.06mm, the clamping is convenient, the tensioning force is high, and the workpiece blank is directly transmitted by using the pull rod.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422620937.0U CN223506227U (en) | 2024-10-29 | 2024-10-29 | Lathe machining device applied to rough machining of piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422620937.0U CN223506227U (en) | 2024-10-29 | 2024-10-29 | Lathe machining device applied to rough machining of piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223506227U true CN223506227U (en) | 2025-11-04 |
Family
ID=97513945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422620937.0U Active CN223506227U (en) | 2024-10-29 | 2024-10-29 | Lathe machining device applied to rough machining of piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223506227U (en) |
-
2024
- 2024-10-29 CN CN202422620937.0U patent/CN223506227U/en active Active
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