CN219336020U - Double-layer rotating curved surface body clamp - Google Patents
Double-layer rotating curved surface body clamp Download PDFInfo
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- CN219336020U CN219336020U CN202223283206.9U CN202223283206U CN219336020U CN 219336020 U CN219336020 U CN 219336020U CN 202223283206 U CN202223283206 U CN 202223283206U CN 219336020 U CN219336020 U CN 219336020U
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- wedge
- tensioning
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Abstract
The utility model relates to a double-layer rotating curved surface body clamp. The clamp comprises a spliced rotary support, wherein the rotary support comprises an upper support and a lower support, and the upper support and the lower support are connected through screws; the upper bracket is provided with an upper pneumatic tensioning device, and the tensioning cylinder is connected with an upper arc jacking block; the upper bracket is also provided with an upper positioning device, and the upper positioning cylinder is connected with an upper wedge-shaped positioning block; the lower bracket is provided with a lower pneumatic tensioning device, and the lower tensioning cylinder is connected with a lower arc jacking block; the lower bracket is also provided with a lower positioning device, and the lower positioning cylinder is connected with a lower wedge-shaped positioning block. The utility model has the advantages of firm clamping, quick clamping, convenient use, deformation prevention of workpieces and suitability for workpieces with different sizes.
Description
Technical Field
The utility model relates to a clamp for a thin-wall cylindrical part, in particular to a clamp for a double-layer rotating curved surface body.
Background
In the production of traditional turning, the clamping of the thin-wall cylindrical part with the thickness of about 3mm is very difficult, the workpiece is easy to deform and generate prismatic marks by adopting a conventional clamping mode because the wall of the workpiece is thinner, the clamping is not firm, and the workpiece can be thrown out during the machining, so that the workpiece is very dangerous.
Disclosure of Invention
The utility model aims to provide a double-layer rotating curved surface body clamp which is firm in clamping, fast in clamping, convenient to use, capable of preventing workpieces from deforming and applicable to workpieces with different sizes, so that the problems in the prior art are solved.
The technical scheme of the utility model is as follows: the double-layer rotating curved surface body clamp comprises a spliced rotating bracket, wherein the rotating bracket comprises an upper bracket and a lower bracket, and the upper bracket and the lower bracket are connected through screws;
the upper bracket is provided with an upper pneumatic tensioning device, the upper pneumatic tensioning device comprises a plurality of tensioning cylinders and a plurality of upper arc jacking blocks, and the tensioning cylinders are connected with the upper arc jacking blocks;
the upper bracket is also provided with an upper positioning device, the upper positioning device comprises a plurality of upper positioning cylinders and a plurality of upper wedge-shaped positioning blocks, and the upper positioning cylinders are connected with the upper wedge-shaped positioning blocks;
the lower bracket is provided with a lower pneumatic tensioning device, the lower pneumatic tensioning device comprises a plurality of lower tensioning cylinders and a plurality of lower arc jacking blocks, and the lower tensioning cylinders are connected with the lower arc jacking blocks;
the lower bracket is also provided with a lower positioning device, the lower positioning device comprises a plurality of lower positioning cylinders and a plurality of lower wedge-shaped positioning blocks, and the lower positioning cylinders are connected with the lower wedge-shaped positioning blocks.
Preferably, the number of the rising tightening cylinders is the same as that of the upper arc jacking blocks, and the rising tightening cylinders are uniformly arranged on the upper bracket; the first pneumatic rod of each tensioning cylinder is connected with an upper arc jacking block respectively, the first pneumatic rod is connected with the inner side of the upper arc jacking block, and the first pneumatic rod stretches out to drive the upper arc jacking block to move.
Preferably, the number of the upper positioning cylinders is the same as that of the upper wedge-shaped positioning blocks, and the upper positioning cylinders and the upper wedge-shaped positioning blocks are uniformly arranged on the upper bracket; the second pneumatic rod of each upper positioning cylinder is connected with an upper wedge-shaped positioning block respectively, the second pneumatic rod is connected with the inner side of the upper wedge-shaped positioning block, and the second pneumatic rod stretches out to drive the upper wedge-shaped positioning block to stretch out and is used for placing a workpiece to play a supporting role.
Preferably, the number of the lower tensioning cylinders is the same as that of the lower arc jacking blocks, and the lower tensioning cylinders and the lower arc jacking blocks are uniformly arranged on the lower bracket; the third pneumatic rod of each lower tensioning cylinder is connected with a lower circular arc jacking block respectively, the third pneumatic rod is connected to the inner side of the lower circular arc jacking block, and the third pneumatic rod stretches out to drive the lower circular arc jacking block to move.
Preferably, the number of the lower positioning cylinders is the same as that of the lower wedge-shaped positioning blocks, and the lower positioning cylinders and the lower wedge-shaped positioning blocks are uniformly arranged on the lower bracket; the pneumatic rod IV of each lower positioning cylinder is respectively connected with a lower wedge-shaped positioning block, the pneumatic rod IV is connected to the inner side of the lower wedge-shaped positioning block, and the pneumatic rod IV stretches out to drive the lower wedge-shaped positioning block to stretch out and is used for placing a workpiece to play a supporting role.
Preferably, the end surfaces of the upper arc top block and the lower arc top block are cambered surfaces.
Preferably, the concentricity of the upper bracket and the lower bracket is kept consistent, and the outer diameter of the lower bracket is larger than that of the upper bracket.
The beneficial effects of the utility model are as follows: the rotary support is divided into an upper layer and a lower layer, is respectively suitable for thin-wall cylindrical parts with different diameters, and the positioning cylinder drives the wedge-shaped positioning block to extend out through the pneumatic rod, so that the descending position of the thin-wall cylindrical part is positioned at equal height, and the thin-wall cylindrical part is supported.
The arc jacking block is driven to extend through the tensioning cylinder, the inner wall of the thin-wall cylindrical part is automatically tensioned in an adaptive mode, a stable supporting effect is achieved on the periphery of the inner wall, the end face of the arc jacking block is perfectly attached to the inner wall, no edge mark is generated on the inner wall due to clamping, centering is accurate, and clamping is firm.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure, 1 is a spliced rotary support, 2 is an upward tensioning cylinder, 3 is an upper arc jacking block, 4 is a pneumatic rod I, 5 is an upper wedge-shaped positioning block, 6 is a lower arc jacking block, and 7 is a lower wedge-shaped positioning block.
Detailed Description
The double-layer rotating curved surface body clamp comprises a spliced rotating bracket 1, wherein the rotating bracket 1 comprises an upper bracket and a lower bracket, and the upper bracket and the lower bracket are connected through screws;
the upper bracket is provided with an upper pneumatic tensioning device, the upper pneumatic tensioning device comprises a plurality of upper tensioning cylinders 2 and a plurality of upper arc jacking blocks 3, and the upper tensioning cylinders 2 are connected with the upper arc jacking blocks 3;
the upper bracket is also provided with an upper positioning device, the upper positioning device comprises a plurality of upper positioning cylinders and a plurality of upper wedge-shaped positioning blocks 5, and the upper positioning cylinders are connected with the upper wedge-shaped positioning blocks 5;
the lower bracket is provided with a lower pneumatic tensioning device, the lower pneumatic tensioning device comprises a plurality of lower tensioning cylinders and a plurality of lower arc jacking blocks 6, and the lower tensioning cylinders are connected with the lower arc jacking blocks 6;
the lower bracket is also provided with a lower positioning device, the lower positioning device comprises a plurality of lower positioning cylinders and a plurality of lower wedge-shaped positioning blocks 7, and the lower positioning cylinders are connected with the lower wedge-shaped positioning blocks 7.
The number of the rising tightening cylinders 2 is the same as that of the upper arc jacking blocks 3, and the rising tightening cylinders are uniformly arranged on the upper bracket; the first pneumatic rods 4 of each tensioning cylinder 2 are respectively connected with an upper arc jacking block 3, the first pneumatic rods 4 are connected with the inner side of the upper arc jacking block 3, and the first pneumatic rods 4 extend out to drive the upper arc jacking block 3 to move.
The upper positioning cylinders and the upper wedge-shaped positioning blocks 5 are the same in number and are uniformly arranged on the upper bracket; the second pneumatic rod of each upper positioning cylinder is respectively connected with an upper wedge-shaped positioning block 5, the second pneumatic rod is connected with the inner side of the upper wedge-shaped positioning block 5, and the second pneumatic rod stretches out to drive the upper wedge-shaped positioning block 5 to stretch out and is used for placing a workpiece to play a supporting role.
The number of the lower tensioning cylinders is the same as that of the lower arc jacking blocks 6, and the lower tensioning cylinders and the lower arc jacking blocks are uniformly arranged on the lower bracket; the third pneumatic rod of each lower tensioning cylinder is connected with a lower circular arc jacking block 6 respectively, the third pneumatic rod is connected to the inner side of the lower circular arc jacking block 6, and the third pneumatic rod stretches out to drive the lower circular arc jacking block 6 to move.
The lower positioning cylinders and the lower wedge-shaped positioning blocks 7 are the same in number and are uniformly arranged on the lower bracket; the pneumatic rod IV of each lower positioning cylinder is respectively connected with a lower wedge-shaped positioning block 7, the pneumatic rod IV is connected to the inner side of the lower wedge-shaped positioning block 7, and the pneumatic rod IV stretches out to drive the lower wedge-shaped positioning block 7 to stretch out for placing a workpiece to play a supporting role.
The end surfaces of the upper arc top block 3 and the lower arc top block 6 are cambered surfaces.
The concentricity of the upper bracket and the lower bracket is kept consistent, and the outer diameter of the lower bracket is larger than that of the upper bracket.
The rotary support is divided into an upper layer and a lower layer, is respectively suitable for thin-wall cylindrical parts with different diameters, and the positioning cylinder drives the wedge-shaped positioning block to extend out through the pneumatic rod, so that the descending position of the thin-wall cylindrical part is positioned at equal height, and the thin-wall cylindrical part is supported.
The arc jacking block is driven to extend through the tensioning cylinder, the inner wall of the thin-wall cylindrical part is automatically tensioned in an adaptive mode, a stable supporting effect is achieved on the periphery of the inner wall, the end face of the arc jacking block is perfectly attached to the inner wall, no edge mark is generated on the inner wall due to clamping, centering is accurate, and clamping is firm.
The working process of the utility model is as follows: hoisting a thin-wall cylindrical part above a clamp, selecting a mounting position according to the size of the cylinder diameter, placing the thin-wall cylindrical part in place, stretching out a tensioning cylinder to tightly prop against the inner wall of the cylinder, retracting a positioning device, processing a workpiece, carrying out in-situ pre-tensioning on a travelling crane after the processing is completed, retracting the tensioning cylinder to loosen the workpiece, and hoisting and taking out the workpiece.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Standard parts used by the utility model can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)
1. Double-deck surface of revolution body anchor clamps, its characterized in that: the clamp comprises a spliced rotary support (1), wherein the rotary support (1) comprises an upper support and a lower support, and the upper support and the lower support are connected through screws;
the upper bracket is provided with an upper pneumatic tensioning device, the upper pneumatic tensioning device comprises a plurality of upper tensioning cylinders (2) and a plurality of upper arc jacking blocks (3), and the upper tensioning cylinders (2) are connected with the upper arc jacking blocks (3);
the upper bracket is also provided with an upper positioning device, the upper positioning device comprises a plurality of upper positioning cylinders and a plurality of upper wedge-shaped positioning blocks (5), and the upper positioning cylinders are connected with the upper wedge-shaped positioning blocks (5);
the lower bracket is provided with a lower pneumatic tensioning device, the lower pneumatic tensioning device comprises a plurality of lower tensioning cylinders and a plurality of lower arc jacking blocks (6), and the lower tensioning cylinders are connected with the lower arc jacking blocks (6);
the lower bracket is also provided with a lower positioning device, the lower positioning device comprises a plurality of lower positioning cylinders and a plurality of lower wedge-shaped positioning blocks (7), and the lower positioning cylinders are connected with the lower wedge-shaped positioning blocks (7).
2. The double-layer rotating curved surface body clamp according to claim 1, wherein: the number of the rising tightening cylinders (2) is the same as that of the upper arc jacking blocks (3), and the rising tightening cylinders are uniformly arranged on the upper bracket; the first pneumatic rod (4) of each tensioning cylinder (2) is respectively connected with an upper arc jacking block (3), the first pneumatic rod (4) is connected with the inner side of the upper arc jacking block (3), and the first pneumatic rod (4) stretches out to drive the upper arc jacking block (3) to move.
3. The double-layer rotating curved surface body clamp according to claim 1, wherein: the upper positioning cylinders and the upper wedge-shaped positioning blocks (5) are the same in number and are uniformly arranged on the upper bracket; the second pneumatic rod of each upper positioning cylinder is connected with an upper wedge-shaped positioning block (5) respectively, the second pneumatic rod is connected with the inner side of the upper wedge-shaped positioning block (5), and the second pneumatic rod stretches out to drive the upper wedge-shaped positioning block (5) to stretch out and is used for placing a workpiece to play a supporting role.
4. The double-layer rotating curved surface body clamp according to claim 1, wherein: the number of the lower tensioning cylinders is the same as that of the lower arc jacking blocks (6), and the lower tensioning cylinders and the lower arc jacking blocks are uniformly arranged on the lower bracket; the pneumatic rod III of each lower tensioning cylinder is respectively connected with a lower circular arc jacking block (6), the pneumatic rod III is connected to the inner side of the lower circular arc jacking block (6), and the pneumatic rod III stretches out to drive the lower circular arc jacking block (6) to move.
5. The double-layer rotating curved surface body clamp according to claim 1, wherein: the lower positioning cylinders and the lower wedge-shaped positioning blocks (7) are the same in number and are uniformly arranged on the lower bracket; the pneumatic rod IV of each lower positioning cylinder is respectively connected with a lower wedge-shaped positioning block (7), the pneumatic rod IV is connected to the inner side of the lower wedge-shaped positioning block (7), and the pneumatic rod IV stretches out to drive the lower wedge-shaped positioning block (7) to stretch out for placing a workpiece to play a supporting role.
6. The double-layer rotating curved surface body clamp according to claim 2 or 4, wherein: the end surfaces of the upper arc top block (3) and the lower arc top block (6) are cambered surfaces.
7. The double-layer rotating curved surface body clamp according to claim 1, wherein: the concentricity of the upper bracket and the lower bracket is kept consistent, and the outer diameter of the lower bracket is larger than that of the upper bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223283206.9U CN219336020U (en) | 2022-12-07 | 2022-12-07 | Double-layer rotating curved surface body clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223283206.9U CN219336020U (en) | 2022-12-07 | 2022-12-07 | Double-layer rotating curved surface body clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219336020U true CN219336020U (en) | 2023-07-14 |
Family
ID=87098776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223283206.9U Active CN219336020U (en) | 2022-12-07 | 2022-12-07 | Double-layer rotating curved surface body clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219336020U (en) |
-
2022
- 2022-12-07 CN CN202223283206.9U patent/CN219336020U/en active Active
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