CN216000058U - Clamp for grinding machine - Google Patents
Clamp for grinding machine Download PDFInfo
- Publication number
- CN216000058U CN216000058U CN202121948708.1U CN202121948708U CN216000058U CN 216000058 U CN216000058 U CN 216000058U CN 202121948708 U CN202121948708 U CN 202121948708U CN 216000058 U CN216000058 U CN 216000058U
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- clamp body
- workpiece
- grinding machine
- clamp
- locking screw
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a clamp for a grinding machine, which comprises an iron clamp body, wherein the clamp body is arranged in a circular sleeve shape, the clamp body is provided with a plurality of locking screw holes, the locking screw holes are respectively arranged at intervals along the circumferential direction to form locking structure layers, and the clamp body is provided with one or two locking structure layers; the at least two locking screw rods are in threaded connection with the two oppositely arranged locking screw holes and are used for abutting against the outer wall of the locking workpiece; a clamping cavity is formed inside the clamp body, the bottom of the clamping cavity is provided with a support platform in an inward protruding manner, and the support platform is fixedly provided with at least one positioning block matched with a notch in the bottom of the workpiece; the inner side wall of the fixture body is concavely formed with at least one positioning notch matched with the convex part of the workpiece. Compared with the prior art, the clamping device can uniformly clamp and position the cylindrical thin-walled workpiece, has good stability and high inner hole grinding precision, and overcomes the defect of poor roundness caused by non-uniform stress of the traditional clamping method.
Description
Technical Field
The utility model relates to the technical field of grinding tool devices, in particular to a clamp for a grinding machine.
Background
When an inner hole of a thin-wall ring is machined in the traditional mode, a three-jaw chuck is usually used for clamping an outer circle, and due to the fact that stress points are few, a product is easy to deform, and the roundness is unqualified.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a clamp for a grinding machine, which is used for mounting an internal grinding machine tool on a thin-wall workpiece, so that the stress uniformity of the workpiece during clamping is ensured, and the roundness precision is improved.
In order to achieve the purpose, the utility model adopts the technical scheme that: a clamp for a grinding machine comprises an iron clamp body, wherein the clamp body is arranged in a circular sleeve shape, a plurality of locking screw holes are formed in the clamp body, the locking screw holes are respectively arranged at intervals along the circumferential direction to form locking structure layers, and the clamp body is provided with one or two locking structure layers; the at least two locking screw rods are in threaded connection with the two oppositely arranged locking screw holes and are used for abutting against the outer wall of the locking workpiece; a clamping cavity is formed inside the clamp body, the bottom of the clamping cavity is provided with a support platform in an inward protruding manner, and the support platform is fixedly provided with at least one positioning block matched with a notch in the bottom of the workpiece; the inner side wall of the fixture body is concavely formed with at least one positioning notch matched with the convex part of the workpiece.
In a further technical scheme, a concave-convex texture surface structure is formed on the bottom surface of the clamp body and used for improving the static friction between the clamp body and the polishing table.
In a further technical scheme, a plurality of positioning screw holes are formed in the top of the clamp body and used for positioning bolts with a workpiece.
In a further technical scheme, a handle structure is formed on the outer wall of the clamp body, and the handle structure is a handle body in a convex shape or a concave shape.
In a further technical scheme, the concavo-convex texture surface structure comprises a concavo-convex texture surface consisting of a plurality of micro pyramid arrays.
In a further technical scheme, the inner wall of the clamp body is provided with a soft adhesive layer for improving the static friction between the clamp body and the workpiece.
After adopting the structure, compared with the prior art, the utility model has the advantages that: the utility model provides a fixture for a grinding machine, which is used for mounting a grinding machine tool on a cylindrical non-magnetic-conductive workpiece, so that the stability of the tool in the grinding process of the workpiece is ensured, and the grinding precision is improved; the inner wall of the clamp is provided with a soft adhesive layer, so that the outer wall of a workpiece is prevented from being damaged, and the fastening degree of the tool is improved; the bottom of anchor clamps is provided with the raised grain face structure, can improve its self and polish the static friction between the platform, further improves frock stability to and the precision of polishing.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a structural schematic view of the present invention from the bottom.
Detailed Description
The following are merely preferred embodiments of the present invention, and do not limit the scope of the present invention.
A clamp for a grinding machine is shown in figures 1 and 2 and comprises a clamp body 1 made of iron, wherein the clamp body 1 is arranged in a circular sleeve shape, a plurality of locking screw holes 14 are formed in the clamp body 1, the locking screw holes 14 are respectively arranged at intervals along the circumferential direction to form a locking structure layer, and the clamp body 1 is provided with one or two locking structure layers; the at least two locking screw rods 2 are in threaded connection with the two oppositely arranged locking screw holes 14 and are used for abutting against the outer wall of the locking workpiece; a clamping cavity 10 is formed inside the clamp body 1, a supporting platform 11 is arranged at the bottom of the clamping cavity 10 in an inward protruding mode, and at least one positioning block 12 matched with a notch in the bottom of a workpiece is fixed on the supporting platform 11; the inner side wall of the fixture body 1 is concavely formed with at least one positioning notch 13 which is matched with the convex part of the workpiece. The utility model provides a fixture for a grinding machine, which is used for mounting a grinding machine tool on a cylindrical non-magnetic-conductive workpiece, so that the stability of the tool in the grinding process of the workpiece is ensured, the workpiece is prevented from rotating and deviating in the grinding process, and the grinding precision is improved.
Specifically, the bottom surface of the clamp body 1 is formed with a concavo-convex texture 17 for improving static friction with the polishing table. The bottom of anchor clamps is provided with the raised grain face structure, can improve its self and polish the static friction between the platform, further improves frock stability to and the precision of polishing.
Specifically, the top of the clamp body 1 is provided with a plurality of positioning screw holes 15 for bolt positioning with a workpiece.
Specifically, the outer wall of the clamp body 1 is formed with a handle structure 16, and the handle structure 16 is a handle body with a convex shape or a concave shape.
Specifically, the asperity structure 17 includes an asperity comprising a plurality of micro-pyramid arrays.
Specifically, the inner wall of the clamp body 1 is provided with a soft adhesive layer for improving the static friction between the clamp body 1 and the workpiece. The inner wall of anchor clamps has soft glue film, avoids damaging the outer wall of work piece to improve its frock fastening degree.
The tooling method of the fixture structure provided by the embodiment is as follows:
1. placing a workpiece into the clamping cavity 10 according to the corresponding angles of the positioning block 12 and the positioning notch 13, and enabling the bottom of the workpiece to be matched with the supporting platform 11 in an abutting mode;
2. the locking screw rod 2 is installed in two or more locking screw holes 14 which are oppositely arranged in a threaded manner, and the end part of the locking screw rod 2 is abutted against the side wall of the workpiece so as to further lock the workpiece;
3. the corresponding screw rods penetrate through the through holes of the workpiece and are in threaded connection with the corresponding positioning screw holes 15, so that the workpiece is further locked, and the workpiece is prevented from jumping out in the polishing process;
4. and transferring the locked workpiece and the clamp to a grinding machine to finish the tool.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (6)
1. The utility model provides a anchor clamps for grinding machine which characterized in that: the clamp comprises an iron clamp body (1), wherein the clamp body (1) is arranged in a circular sleeve shape, a plurality of locking screw holes (14) are formed in the clamp body (1), the locking screw holes (14) are respectively arranged at intervals along the circumferential direction to form locking structure layers, and the clamp body (1) is provided with one or two locking structure layers; at least two locking screw rods (2) are in threaded connection with two oppositely arranged locking screw holes (14) and are used for abutting against the outer wall of a locked workpiece; a clamping cavity (10) is formed inside the clamp body (1), a supporting platform (11) is arranged at the bottom of the clamping cavity (10) in an inward protruding mode, and at least one positioning block (12) matched with a notch in the bottom of a workpiece is fixed on the supporting platform (11); the inner side wall of the fixture body (1) is concavely formed with at least one positioning notch (13) matched with the convex part of the workpiece.
2. A jig for a grinding machine as defined in claim 1, wherein: the bottom surface of the clamp body (1) is formed with a concave-convex texture structure (17) for improving the static friction between the clamp body and a polishing table.
3. A jig for a grinding machine as defined in claim 2, wherein: the top of the clamp body (1) is provided with a plurality of positioning screw holes (15) for positioning bolts with a workpiece.
4. A jig for a grinding machine as defined in claim 3 wherein: the outer wall of the clamp body (1) is formed with a handle structure (16), and the handle structure (16) is a handle body in a convex shape or a concave shape.
5. A jig for a grinding machine as defined in claim 2, wherein: the concave-convex texture structure (17) comprises a concave-convex texture surface consisting of a plurality of micro pyramid arrays.
6. A jig for a grinding machine as defined in claim 1, wherein: the inner wall of the clamp body (1) is provided with a soft adhesive layer for improving the static friction between the clamp body (1) and a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121948708.1U CN216000058U (en) | 2021-08-18 | 2021-08-18 | Clamp for grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121948708.1U CN216000058U (en) | 2021-08-18 | 2021-08-18 | Clamp for grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216000058U true CN216000058U (en) | 2022-03-11 |
Family
ID=80594247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121948708.1U Active CN216000058U (en) | 2021-08-18 | 2021-08-18 | Clamp for grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216000058U (en) |
-
2021
- 2021-08-18 CN CN202121948708.1U patent/CN216000058U/en active Active
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