CN214722298U - Annular processing part extrusion top tight fixture - Google Patents
Annular processing part extrusion top tight fixture Download PDFInfo
- Publication number
- CN214722298U CN214722298U CN202121008054.4U CN202121008054U CN214722298U CN 214722298 U CN214722298 U CN 214722298U CN 202121008054 U CN202121008054 U CN 202121008054U CN 214722298 U CN214722298 U CN 214722298U
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- China
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- base
- expansion unit
- expansion units
- jacking
- processing part
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Abstract
The utility model provides a tight anchor clamps in annular processing part extrusion top, including base, roof pressure spare and two at least expansion unit, all expansion unit all passes through bolted connection at the base upper surface, all expansion unit's assembly group becomes annular, all the lateral surface of expansion unit's assembly is the tight face in top of the tight processing part medial surface in top, all the medial surface of expansion unit's assembly is back taper platform shape, roof pressure spare includes from the top down arranged back taper platform portion and cylinder portion, and cylinder portion diameter is less than the minimum diameter of back taper platform portion, be equipped with the guide way that is used for direction cylinder portion along the motion of vertical direction on the base, roof pressure spare with the base passes through bolted connection. The fixture can completely expose the surface to be processed on the outer side of the processed part, is convenient for one-time processing, has large contact area with the processed part, cannot cause the processed part to deform, and has high processing precision.
Description
Technical Field
The utility model relates to a tight anchor clamps in annular processing part extrusion top belongs to the machining anchor clamps field.
Background
An annular machined part comprises a machined circular inner side face and an outer side face to be machined.
In the prior art, in the processing of the processed part, the clamp is usually clamped on the outer side surface of the annular processed part, the surface to be processed on the outer side of the part cannot be processed at one time, the stress point of the processed part is in a point shape, the clamping deformation of the processed part is easily caused, and the processing requirement on the processed part with higher processing precision requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem and provide a tight anchor clamps in annular processing part extrusion top, including base, roof pressure spare and two at least expansion unit, expansion unit sets up at the base upper surface, all expansion unit's assembly forms the ring, all expansion unit's assembly lateral surface is the tight face in top of the tight processing part medial surface in top, all expansion unit's assembly medial surface is the back taper platform shape, roof pressure spare includes from the top down back taper platform portion and the cylinder portion of arranging, and cylinder portion diameter is less than the minimum diameter of back taper platform portion, be equipped with the guide way that is used for direction cylinder portion along vertical direction motion on the base, the roof pressure spare with the base passes through bolted connection, locks the screw that roof pressure spare and base were connected usefulness, can fix the processing part on this anchor clamps.
Furthermore, the number of the expansion units is four, and the expansion units are the same in size and shape.
The utility model has the advantages that:
1. the clamp adopts the expansion units to be supported on the inner side surface of the machined part, the clamp enables the outer side of the machined part to be completely exposed out of the machined surface, the machining can be completed at one time, the contact area of the clamp and the machined part is large, the machined part cannot be deformed, and the machining precision is high.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a longitudinal sectional view of the present invention.
Fig. 3 is a schematic view of the base of the present invention.
Fig. 4 is a schematic view of the expansion unit assembly of the present invention.
Fig. 5 is a schematic view of the top pressing member of the present invention.
In the figure: 1. a base; 1-1, a guide groove; 2. a jacking member; 2-1, an inverted cone table part; 2-2, a cylindrical portion; 3. an expansion unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further explained with reference to the accompanying drawings.
The extrusion and jacking clamp for the annular processing part as shown in fig. 1 to 5 comprises a base 1, a jacking part 2 and at least two expansion units 3, wherein the expansion units are arranged on the upper surface of the base 1, all the combination bodies of the expansion units 3 form a ring, the outer side surfaces of the combination bodies of all the expansion units 3 are jacking surfaces for jacking the inner side surfaces of the processing part, the inner side surfaces of the combination bodies of all the expansion units 3 are in an inverted frustum shape, the jacking part 2 comprises inverted frustum parts 2-1 and cylindrical parts 2-2 which are arranged from top to bottom, the diameter of each cylindrical part 2-2 is smaller than the minimum diameter of each inverted frustum part 2-1, a guide groove 1-1 for guiding each cylindrical part 2-2 to move along the vertical direction is formed in the base 1, and the jacking part 2 is connected with the base 1 through bolts.
The number of the expansion units 3 is four, and the expansion units 3 are the same in size and shape.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides an annular processing part extrusion top tight anchor clamps which characterized in that: comprises a base (1), a jacking piece (2) and at least two expansion units (3), the expansion units (3) are arranged on the upper surface of the base (1), the combined bodies of all the expansion units (3) form a ring, the outer side surfaces of the combined bodies of all the expansion units (3) are jacking surfaces for jacking the inner side surfaces of machined parts, the inner side surfaces of the combined bodies of all the expansion units (3) are inverted frustum-shaped, the jacking part (2) comprises an inverted cone platform part (2-1) and a cylindrical part (2-2) which are arranged from top to bottom, the diameter of the cylindrical part (2-2) is smaller than the minimum diameter of the inverted cone platform part (2-1), the base (1) is provided with a guide groove (1-1) for guiding the cylindrical part (2-2) to move along the vertical direction, and the jacking part (2) is connected with the base (1) through a bolt.
2. The annular processing part extrusion jacking clamp as claimed in claim 1, wherein: the number of the expansion units (3) is four, and the expansion units (3) are the same in size and shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121008054.4U CN214722298U (en) | 2021-05-12 | 2021-05-12 | Annular processing part extrusion top tight fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121008054.4U CN214722298U (en) | 2021-05-12 | 2021-05-12 | Annular processing part extrusion top tight fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214722298U true CN214722298U (en) | 2021-11-16 |
Family
ID=78621013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121008054.4U Active CN214722298U (en) | 2021-05-12 | 2021-05-12 | Annular processing part extrusion top tight fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214722298U (en) |
-
2021
- 2021-05-12 CN CN202121008054.4U patent/CN214722298U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |