CN210968437U

CN210968437U - Clamp for surface treatment of shaft parts

Info

Publication number: CN210968437U
Application number: CN201921993632.7U
Authority: CN
Inventors: 周武
Original assignee: Guangzhou Pacesette M&e Technology Co ltd
Current assignee: Guangzhou Pacesette M&e Technology Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-07-10
Anticipated expiration: 2029-11-16

Abstract

The utility model provides a shaft part surface treatment fixture, the fixture comprises a bearing frame for bearing the shaft part, a clamping plate which is arranged on the bearing frame in a sliding way, and an adjusting component which is movably arranged on the bearing frame, wherein the adjusting component comprises a tapered roller which is movably penetrated through the bearing frame, a linkage part which is movably penetrated and inserted on the surface of the tapered roller, and a control screw rod which is penetrated and inserted in the tapered roller, the control screw rod is rotatably penetrated and inserted on the bearing frame, the control screw rod is in threaded fit with the tapered roller, the lower end of the linkage part is slidably clamped and connected at the top end of the bearing frame, the inner side of the upper end of the linkage part is slidably clamped and connected on the surface of the tapered roller, the outer side of the upper end of the linkage part is fixedly connected to the clamping plate, and the shaft part is clamped, the surface quality of the shaft parts can be prevented from being influenced by the rotation of the shaft parts during surface treatment.

Description

Clamp for surface treatment of shaft parts

Technical Field

The utility model relates to an axle type part is polished and is used anchor clamps technical field, especially relates to an axle type part anchor clamps for surface treatment.

Background

When the shaft part is polished, the shaft part is very easy to rotate due to certain friction force between the polishing wheel and the shaft part, and the polishing wheel rotates relative to the shaft part simultaneously, so that the circumference side face of the shaft part which cannot be uniformly polished by the polishing wheel is affected, and the surface quality of the polished shaft part is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: when the shaft parts are polished, the shaft parts can rotate, and the surface quality of the shaft parts is influenced.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an axle type part anchor clamps for surface treatment, anchor clamps are including bearing axle type part bear frame, slidable setting and are in bear grip block and the movable mounting that bear on the frame bear the adjusting part on the frame, adjusting part runs through including the activity bear the support the conical roll, the activity alternates at the linkage on conical roll surface and alternate control screw in the conical roll, the rotatable interlude of control screw is in bear on the frame, control screw with be screw-thread fit between the conical roll, the lower extreme slidable joint of linkage is in bear the top of frame, the inboard slidable joint in upper end of linkage is in the conical roll is on the surface, the upper end outside fixed connection of linkage is in on the grip block.

Furthermore, a top column is fixedly installed on the inner wall of the clamping plate, one end, close to the shaft part, of the top column is in a tip shape, and when the clamping plate is spliced into a sleeve, the top column can be abutted to the side wall of the shaft part.

Furthermore, the top of bearing frame is equipped with the deflector, it has a plurality of "T" shape restriction grooves to open in the deflector, the bottom slidable of linkage piece alternates in restriction groove.

Furthermore, a pushing groove corresponding to the limiting groove is formed in the surface of the conical roller, and the top side face of the linkage piece can be slidably inserted into the pushing groove.

Furthermore, the conical roller comprises a circular table section and a cylindrical section, the small end of the circular table section is fixedly connected to the cylindrical section, the large end of the circular table section faces the position far away from the bearing frame and is fixed, the pushing groove is formed in the inclined surface of the circular table section, and the groove bottom of the pushing groove is parallel to the inclined surface of the circular table section.

Furthermore, the bottom of the linkage piece is convexly provided with a limiting block corresponding to the limiting groove, the limiting block can be inserted into the limiting groove in a sliding mode, the top of the linkage piece is convexly provided with a pushing block corresponding to the pushing groove, and the pushing block can be inserted into the pushing groove in a sliding mode.

Furthermore, the control screw rod epirelief is equipped with rotates the nut, it is in to rotate the nut rotationally the joint bear in the frame.

Furthermore, the bearing frame is provided with a moving hole corresponding to the tapered roller, and the aperture of the moving hole is larger than the maximum diameter of the circular table section.

The beneficial effects of the utility model are that, utilize conical roll and linkage control grip block to remove on bearing the frame, the grip block is the laminating of cover tube form to axle type part after enclosing on the surface, carries out the circumference centre gripping to axle type part, can increase the frictional force between grip block and the axle type part, offsets axle type part and polishes the frictional force between the wheel, and then prevents that axle type part from taking place to rotate man-hour, and then guarantees the surface quality that axle type part surface was polished.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a perspective view of a jig for surface treatment of shaft parts according to the present invention;

FIG. 2 is a perspective sectional view of the jig for surface treatment of shaft parts shown in FIG. 1;

FIG. 3 is an exploded view of the assembly of the jig for surface treatment of shaft parts shown in FIG. 1;

FIG. 4 is a front view of the jig for surface treatment of shaft parts shown in FIG. 1;

FIG. 5 is a sectional view taken along line A-A in FIG. 3

In the figure: the shaft part surface treatment fixture comprises a shaft part surface treatment fixture 100, a shaft part surface treatment fixture 200, a bearing frame 10, a clamping plate 20, an adjusting assembly 30, a tapered roller 310, a linkage part 320, a control screw 330, a top column 210, a guide plate 110, a limiting groove 111, a pushing groove 311, a circular truncated cone section 312, a cylindrical section 313, a limiting block 321, a pushing block 322 and a moving hole 120.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

As shown in fig. 1 to 5, the utility model provides a shaft part is anchor clamps 100 for surface treatment, anchor clamps include bearing frame 10, the slidable that bears axle type part 200 and set up grip block 20 and the movable adjusting part 30 of installing on bearing frame 10 that bear axle type part 200, adjusting part 30 control grip block 20 slides on bearing frame 10, grip block 20 sets up around axle type part 200, grip block 20 moves the back on bearing frame 10, can surround and support to the surface of axle type part 200, support to axle type part 200 promptly and fix, axle type part 200 follows the emery wheel rotation when preventing to polish. The adjusting assembly 30 includes a tapered roller 310 movably penetrating through the carrier 10, a linkage 320 movably inserted on the surface of the tapered roller 310, and a control screw 330 inserted in the tapered roller 310, the tapered roller 310 is provided with a slant surface, when the tapered roller 310 moves up and down, the linkage 320 slides on the upper surface of the carrier 10 under the pushing of the tapered roller 310, so as to push the clamping plate 20 to surround and abut against the shaft part 200, the control screw 330 is rotatably inserted on the carrier 10, the control screw 330 and the tapered roller 310 are in threaded fit, the control screw 330 is inserted on the carrier 10, the control screw 330 is limited by the carrier 10 and can only rotate in the carrier 10, when the control screw 330 rotates, the tapered roller 310 is driven by the threads to move in the carrier 10 along the axial direction of the control screw 330, the lower end of the linkage 320 is slidably clamped at the top end of the carrier 10, the inner side of the upper end of the link member 320 is slidably clamped on the surface of the tapered roller 310, and the outer side of the upper end of the link member 320 is fixedly connected to the clamping plate 20, it can be understood that when the tapered roller 310 moves along its own axial direction, the link member 320 is pushed by the inclined surface of the tapered roller 310 to move, while the other end of the link member 320 is clamped on the bearing frame 10, and the moving stroke of the link member 320 is limited, and only can slide in the direction away from or close to the tapered roller 310.

The shaft parts 200 can be placed on the end surface of the tapered roller 310, then the control screw 330 is rotated, the control screw 330 drives the tapered roller 310 to ascend or descend along the axial direction of the control screw 330, when the tapered roller 310 moves on the carrier 10, the linkage 320 penetrating the tapered roller 310 is driven to move, the bottom end of the linkage 320 is limited by the carrier 10 and moves towards or away from the shaft parts 200, and then the clamping plate 20 is driven to move above the carrier 10, and the shaft parts 200 on the carrier 10 can be clamped or released after the clamping plate 20 moves.

Preferably, the inner wall of the clamping plate 20 is fixedly provided with a top pillar 210, one end of the top pillar 210 close to the shaft part 200 is spherical, and when the clamping plate 20 is spliced into a sleeve, the top pillar 210 can be abutted against the side wall of the shaft part 200. The top pillar 210 on the clamping plate 20 abuts against the shaft part 200, so that the area for abutting against the shaft part 200 is reduced, and the pressing effect of the clamping plate 20 on the shaft part 200 is improved.

Preferably, the top of the loading frame 10 is provided with a guide plate 110, a plurality of t-shaped limiting grooves 111 are formed in the guide plate 110, and the bottom of the linkage 320 is slidably inserted into the limiting grooves 111. The bottom of the link 320 corresponds to the limiting groove 111, the limiting groove 111 is arranged along the radial direction of the tapered roller 310, the limiting groove 111 is multiple, and the limiting groove 111 can limit the moving direction of the clamping plate 20 relative to the shaft part 200.

Preferably, the surface of tapered roller 310 is provided with a push slot 311 corresponding to limiting slot 111, and the top side of linkage 320 is slidably inserted into push slot 311. It can be understood that, when the tapered roller 310 moves up and down, the groove bottom of the pushing groove 311 can push the link 320 to move, and the link 320 is limited by the limiting groove 111, and can only push the clamping plate 20 to move along the limiting groove 111.

Preferably, the tapered roller 310 includes a circular truncated cone section 312 and a cylindrical section 313 which are integrally formed, a small end of the circular truncated cone section 312 is fixedly connected to the cylindrical section 313, a large end of the circular truncated cone section 312 faces a position far away from the bearing frame 10 and is fixed, the push groove 311 is formed on an oblique surface of the circular truncated cone section 312, the oblique surface is formed on an outer side wall of the circular truncated cone section 312, the oblique surface is connected with the large end and the small end of the circular truncated cone section 312, and a groove bottom of the push groove 311 and the oblique surface of the circular truncated cone section 312 are parallel to each other. The circular truncated cone section 312 is provided with an oblique surface, when the conical roller 310 moves up and down, the pushing groove 311 on the circular truncated cone section 312 can push the linkage member 320, so that the linkage member 320 moves along the limiting groove 111, the cylindrical section 313 is hollow, the control screw 330 is inserted into the cylindrical section 313 in a matching manner, and the control screw 330 can be immediately understood, and when the control screw 330 rotates, the conical roller 310 can be driven to move along the axial direction of the control screw 330 by virtue of the matching between the cylindrical section 313 and the control screw 330.

Preferably, the bottom of the link member 320 is protruded with a limiting block 321 corresponding to the limiting groove 111, the limiting block 321 is slidably inserted into the limiting groove 111, the top of the link member 320 is protruded with a pushing block 322 corresponding to the pushing groove 311, and the pushing block 322 is slidably inserted into the pushing groove 311. The limiting block 321 is in a T shape corresponding to the limiting groove 111, the limiting block 321 is clamped in the limiting groove 111, the pushing block 322 is also clamped in the pushing groove 311, and the limiting block 321 and the pushing block 322 can ensure that the linkage member 320 is always connected with the tapered roller 310 and the bearing frame 10 when moving.

Preferably, a rotating nut (not shown) is protruded on the control screw 330, and the rotating nut is rotatably engaged in the carrier 10. The turning nut in the carrier 10 can be turned by a wrench to turn the control screw 330, which in turn controls the movement of the clamp plate 20 on the carrier 10 via the tapered rollers 310 and the link 320.

Preferably, the carriage 10 is provided with a moving hole 120 corresponding to the tapered roller 310, and the diameter of the moving hole 120 is larger than the maximum diameter of the circular table section 312.

The optimal fixture is used by mounting the shaft part 200 on the top surface of the conical roller 310, rotating the control screw 330 through the rotating nut, controlling the rotation of the control screw 330 and controlling the conical roller 310 to move in the moving hole 120 by means of the thread fit between the control screw 330 and the conical roller 310, and when the conical roller 310 moves, pushing or pulling the linkage 320 through the pushing groove 311 in an inclined state on the outer side wall of the conical roller 310, so that the linkage 320 can move along the limiting groove 111, thereby realizing the surrounding of the shaft part 200 by the clamping plate 20, and the top pillar 210 on the clamping plate 20 can be abutted against the shaft part 200, thereby fixing the shaft part 200 and preventing the shaft part 200 from rotating in the polishing process.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an axle type part anchor clamps for surface treatment for axle type part in the centre gripping process of polishing, its characterized in that: anchor clamps are in including bearing the axle type part bear frame, slidable setting bear grip block and mobile installation on the frame bear the adjusting part on the frame, adjusting part runs through including the activity bear the conical roll of frame, the activity alternates at the linkage on conical roll surface and alternate control screw in the conical roll, the rotatable interlude of control screw is in bear on the frame, control screw with be screw-thread fit between the conical roll, the lower extreme slidable joint of linkage is in bear the top of frame, the inboard slidable joint in upper end of linkage is in the conical roll is on the surface, the upper end outside fixed connection of linkage is in on the grip block.

2. The jig for surface treatment of shaft parts according to claim 1, characterized in that: the inner wall of the clamping plate is fixedly provided with a top column, one end of the top column, which is close to the shaft part, is in a pointed end shape, and when the clamping plate is spliced into a sleeve, the top column can be abutted to the side wall of the shaft part.

3. The jig for surface treatment of shaft parts according to claim 1, characterized in that: the top of bearing frame is equipped with the deflector, it has a plurality of "T" shape restriction grooves to open in the deflector, the bottom slidable of linkage piece alternates in restriction groove.

4. The jig for surface treatment of shaft parts according to claim 3, characterized in that: the surface of the conical roller is provided with a pushing groove corresponding to the limiting groove, and the side surface of the top of the linkage piece can be slidably inserted into the pushing groove.

5. The jig for surface treatment of shaft parts according to claim 4, characterized in that: the conical roller comprises a circular table section and a cylindrical section, the small end of the circular table section is fixedly connected to the cylindrical section, the large end of the circular table section faces the position far away from the bearing frame and is fixed, the pushing groove is formed in the inclined surface of the circular table section, and the groove bottom of the pushing groove is parallel to the inclined surface of the circular table section.

6. The jig for surface treatment of shaft parts according to claim 5, characterized in that: the bottom of the linkage piece is convexly provided with a limiting block corresponding to the limiting groove, the limiting block can be inserted in the limiting groove in a sliding mode, the top of the linkage piece is convexly provided with a pushing block corresponding to the pushing groove, and the pushing block can be inserted in the pushing groove in a sliding mode.

7. The jig for surface treatment of shaft parts according to claim 1, characterized in that: the control screw rod epirelief is equipped with rotates the nut, it is rotationally the joint in to rotate the nut bear the frame.

8. The jig for surface treatment of shaft parts according to claim 5, characterized in that: the bearing frame is provided with a moving hole corresponding to the tapered roller, and the aperture of the moving hole is larger than the maximum diameter of the circular table section.