CN216097917U

CN216097917U - Bearing outer ring axle grinds anchor clamps

Info

Publication number: CN216097917U
Application number: CN202122761878.5U
Authority: CN
Inventors: 奚志强; 张志义
Original assignee: Wuxi Haifeng & Hailin Precision Bearing Co ltd
Current assignee: Wuxi Haifeng & Hailin Precision Bearing Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-22
Anticipated expiration: 2031-11-11

Abstract

The utility model belongs to the technical field of the technique of bearing processing and specifically relates to a bearing outer ring axle grinds anchor clamps is disclosed, including the base, connect in the clamping mechanism of base, clamping mechanism including connect in the position sleeve of base, slip insert and establish moving part and clamping piece in the position sleeve, the slip direction of moving part with the axial syntropy of position sleeve, the slip direction of clamping piece with the slip direction of moving part is perpendicular, be equipped with the inclined plane on the periphery wall of moving part, the clamping piece with the inclined plane is laminated mutually. The clamping device has the effect of realizing quick clamping while reducing the labor intensity of operators.

Description

Bearing outer ring axle grinds anchor clamps

Technical Field

The application relates to the technical field of bearing processing, in particular to a bearing outer ring shaft grinding clamp.

Background

The special bearing is widely applied to the electric tool industry, and in the manufacturing process of the special bearing, the outer ring of the swing rod bearing needs to be turned and ground. At present, before the outer ring of the swing rod bearing is machined, an operator generally clamps the outer ring of the swing rod bearing on machining equipment through a wrench matched with a bolt and a pressing plate.

In the processing process, the nut of the bolt is tightly propped against the upper surface of the pressing plate, and the pressing plate is tightly propped against the upper surface of the outer ring of the swing rod bearing. After the machining is finished, an operator needs to manually detach the machined outer ring of the swing rod through a wrench, then, the outer ring of the swing rod to be machined is clamped, and the process is repeated circularly.

An operator clamps the swing rod bearing through a wrench, a bolt and a pressing plate, and according to the statistics of actual conditions, a skilled operator unloads a machined swing rod bearing outer ring from machining equipment, and then clamps a swing rod bearing outer ring to be machined, wherein the required clamping time is about 13 s. The labor intensity of operators is high, the clamping speed is low, the yield is low, and corresponding operators and processing equipment need to be added if the yield needs to be increased.

SUMMERY OF THE UTILITY MODEL

In order to realize quick clamping when reducing operating personnel intensity of labour, the technical scheme of this application provides bearing outer race axle grinds anchor clamps. The technical scheme is as follows:

the application provides bearing outer race arbor grinds anchor clamps, including the base, connect in the clamping mechanism of base, clamping mechanism including connect in the position sleeve of base, slip insert and establish moving part and clamping piece in the position sleeve, the slip direction of moving part with the axial syntropy of position sleeve, the slip direction of clamping piece with the slip direction of moving part is perpendicular, be equipped with the inclined plane on the periphery wall of moving part, the clamping piece with the inclined plane is laminated mutually.

Through the technical scheme, an operator firstly sleeves the bearing outer ring on the positioning sleeve, the machine then drives the moving part to slide, the inclined surface of the moving part pushes the pressure head to move along the direction deviating from the axis of the positioning sleeve until the pressure head is pressed on the bearing outer ring, the bearing outer ring is pressed, and quick clamping is realized, so that the machining efficiency is improved, and meanwhile, the labor intensity of the operator is reduced.

Specifically, the clamping piece includes fixed connection's pressure head and direction needle, the axial of pressure head with the slip direction syntropy of clamping piece, the axial of direction needle with the axial syntropy of position sleeve, the pressure head is kept away from the tip of position sleeve is hemispherical setting.

Furthermore, the end part of the guide needle far away from the base penetrates through the positioning sleeve, the end part of the moving part far away from the base is connected with a guide block, a reset groove is formed in the end face, close to the guide needle, of the guide block, and the side wall of the reset groove is a conical surface.

Specifically, the clamping pieces are arranged in the positioning sleeve in a plurality, and the inclined surfaces and the clamping pieces are arranged in one-to-one correspondence mode

Further, the device also comprises a sliding block which is inserted into the base in a sliding mode, a driving mechanism which is connected to the sliding block, and a transmission mechanism which is connected between the moving part and the sliding block, wherein when the driving mechanism drives the sliding block to move horizontally, the transmission mechanism is linked with the moving part to slide.

Specifically, the transmission mechanism comprises a transmission curved shoulder connected to the sliding block and a lever rotationally connected to the base, one end of the lever is connected to the transmission curved shoulder, the other end of the lever is connected to the moving part through a wire drawing screw rod, and the lever is in sliding fit with the wire drawing screw rod.

Furthermore, the end part of the guide needle close to the guide block is hemispherical.

Compared with the prior art, the application has the beneficial effects that: an operator firstly sleeves the bearing outer ring on the positioning sleeve, and meanwhile, the bearing outer ring is abutted against the base. Then, the driving mechanism drives the sliding block to move, and the sliding block is sequentially linked with the transmission crank shoulder and the lever to drive the movable piece to slide. At the moment, the inclined plane of the moving part pushes the pressure head to move away from the axis of the positioning sleeve until the pressure head is pressed on the bearing outer ring to press the bearing outer ring. After the bearing outer ring is machined, the driving mechanism drives the sliding block to reset, and the sliding block sequentially drives the curved shoulder and the lever in a linkage mode to drive the movable piece to reset. The moving part resets the in-process linkage guide block, thereby the groove lateral wall of groove that resets contradicts the direction needle and drive the direction needle and move towards the central line of position sleeve, and direction needle linkage pressure head, pressure head leave the bearing inner race to having relieved the compressing tightly to the bearing inner race, can having taken off the bearing inner race, above-mentioned process circulation is reciprocal. Finally, the quick disassembly and assembly of the bearing outer ring are realized, the clamping time required by the processing of the bearing outer ring is shortened, and the processing efficiency of the bearing outer ring is improved. Meanwhile, the labor intensity of workers is effectively reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the application, in which:

FIG. 1 is a schematic view of the overall structure of the present application when compressing the outer ring of a bearing;

FIG. 2 is a schematic structural diagram of a transmission mechanism for embodying an embodiment;

FIG. 3 is a cross-sectional view of a clamping mechanism for embodying an embodiment;

FIG. 4 is a schematic structural view of the movable member;

fig. 5 is a cross-sectional view of a drawing screw for embodying the embodiment.

Reference numerals: 1. a base; 2. a slider; 3. a clamping mechanism; 31. a positioning sleeve; 311. an upper sleeve body; 312. a lower sleeve body; 32. a movable member; 33. a clamping member; 331. a pressure head; 332. a guide needle; 4. a transmission mechanism; 41. a transmission curved shoulder; 42. a lever; 5. a first drive assembly; 51. a rod body; 6. a second drive assembly; 61. manually bending the shoulder; 62. a limiting block; 7. a trigger shaft; 71. a trigger body; 8. installing a sleeve; 9. a chute; 10. a bevel; 11. a guide block; 12. a reset groove; 13. drawing a wire screw; 14. a round pin; 15. a hexagon socket set screw; 16. and (4) a bearing outer ring.

Detailed Description

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

An operator clamps the swing rod bearing through a wrench, a bolt and a pressing plate, and according to the statistics of actual conditions, a skilled operator unloads a machined swing rod bearing outer ring from machining equipment, and then clamps a swing rod bearing outer ring to be machined, wherein the required clamping time is about 13 s. The labor intensity of operators is high, the clamping speed is low, the yield is low, and corresponding operators and processing equipment need to be added if the yield needs to be increased. In order to realize quick clamping when reducing operating personnel intensity of labour, the technical scheme of this application provides bearing outer race axle grinds anchor clamps.

The technical scheme is as follows:

the present application is described in further detail below with reference to fig. 1-5.

As shown in fig. 1 and 2, the present application provides a bearing outer ring grinding fixture, which comprises a base 1, a sliding block 2 horizontally inserted in the base 1 in a sliding manner, a driving mechanism connected to the sliding block 2, and a clamping mechanism 3 connected to the base 1, wherein a transmission mechanism 4 is connected between the clamping mechanism 3 and the sliding block 2. When the clamping device works, the driving mechanism drives the sliding block 2 to move horizontally, the transmission mechanism 4 is linked with the clamping mechanism 3, and the clamping mechanism 3 clamps the bearing outer ring 16, so that the bearing outer ring is clamped.

As shown in fig. 1, the driving mechanism comprises a first driving assembly 5 and a second driving assembly 6, the first driving assembly 5 can automatically drive the sliding block 2 through a control system, and the second driving assembly 6 needs an operator to manually drive the sliding block 2, so that different use requirements are met, and the application range is expanded.

As shown in fig. 1, the first driving assembly 5 includes a rod 51 and a driving source, and the rod 51 is slidably inserted into the base 1. One end of the rod 51 is connected to the slider 2, and the other end is connected to a driving source. In actual use, the driving source may be a cylinder, an oil cylinder, or an electric cylinder. The movable part of the driving source moves, namely the sliding block can be linked through the rod body 51, and the degree of automation is high.

As shown in fig. 1, a mounting sleeve 8 is formed on the base 1, and the rod body 51 is located in the mounting sleeve 8 and slidably engaged with the mounting sleeve 8. The end of the mounting sleeve 8 remote from the base 1 is provided with a screw thread, and in actual use, the mounting sleeve 8 is placed in connection with the headstock of the grinding machine.

As shown in fig. 1 and 2, the second driving assembly 6 includes a manual crank shoulder 61 and a limiting block 62, and the limiting block 62 is vertically slidably inserted in the base 1. The manual crank shoulder 61 is positioned in the base 1, the bottom end of the manual crank shoulder 61 is pivoted with the sliding block 2, and the top end is connected with the limiting block 62 through the trigger shaft 7. Two limiting blocks 62 are arranged along the axial direction of the trigger shaft 7, and one end of the trigger shaft 7 is fixedly connected with a trigger body 71.

During the in-service use, operating personnel rotates trigger body 71, drives the vertical slip of stopper 62, and stopper 62 linkage manual curved shoulder 61, and manual curved shoulder 61 orders about 2 horizontal migration of slider, has realized the drive to slider 2.

As shown in fig. 2 and 3, the clamping mechanism 3 includes a positioning sleeve 31, a movable member 32 and a clamping member 33, and the positioning sleeve 31 is a T-shaped sleeve. The positioning sleeve 31 comprises an upper sleeve body 311 and a lower sleeve body 312 which are integrally formed, the lower sleeve body 312 is embedded in the base 1, and the lower surface of the upper sleeve body 311 props against the base 1. The outer diameter of the upper sleeve body 311 is larger than that of the lower sleeve body 312, and the inner diameters of the upper sleeve body 311 and the lower sleeve body 312 are equal.

As shown in fig. 3, the movable member 32 is vertically slidably inserted into the positioning sleeve 31, the center line of the movable member 32 and the center line of the positioning sleeve 31 are collinear, and the transmission mechanism 4 is connected to the bottom end of the movable member 32. The clamping piece 33 comprises a pressure head 331 and a guide needle 332, wherein the pressure head 331 is inserted in the upper sleeve body 311 in a sliding manner along the axial direction of the pressure head 331, and the central line of the pressure head 331 and the central line of the positioning sleeve 31 are vertically crossed. The guide needle 332 penetrates through the pressure head 331 and is fixedly connected with the pressure head 331, the top end of the guide needle 332 is hemispherical and penetrates through the upper sleeve body 311, and the upper sleeve body 311 is provided with a sliding chute 9 for the guide needle 332 to slide.

As shown in fig. 3 and 4, the outer wall of the movable element 32 is provided with an inclined surface 10, and the end of the pressing head 331 away from the movable element 32 is hemispherical. The end of the pressure head 331 near the movable element 32 abuts the inclined plane 10. In this embodiment, six pressure heads 331 are symmetrically arranged with the center line of the positioning sleeve 31 as an axis, and the inclined surfaces 10 and the pressure heads 331 are arranged in one-to-one correspondence.

In actual use, an operator sleeves the bearing outer ring 16 on the upper sleeve body 311, the bottom surface of the bearing outer ring 16 abuts against the base 1, and at this time, the center of the hemisphere of the pressure head 331 is higher than the upper end surface of the bearing outer ring 16. Then, the driving mechanism, the sliding block 2 and the transmission mechanism 4 are matched to drive the movable member 32 to move upwards, and meanwhile, the inclined surface 10 of the movable member 32 pushes the pressure head 331 to move away from the axis of the positioning sleeve 31 until the spherical surface of the pressure head 331 is pressed on the bearing outer ring 16, so that the bearing outer ring 16 is rapidly clamped, and the processing efficiency of the bearing outer ring 16 is improved.

As shown in fig. 3, in order to realize quick detachment of the bearing outer ring 16, the end of the movable member 32 away from the base 1 is connected with the guide block 11 through bolts. The guide block 11 is in a circular truncated cone shape, the bottom surface of the guide block 11 is provided with a reset groove 12, and the side wall of the reset groove 12 is a conical surface.

After the bearing outer ring 16 is processed, the driving mechanism, the sliding block 2 and the transmission mechanism 4 are matched to drive the movable element 32 to reset, and the movable element 32 is linked with the guide block 11 to move downwards. In the moving process, the groove side wall of the reset groove 12 abuts against the top end of the guide needle 332 to drive the guide needle 332 to move towards the center line of the positioning sleeve 31, the guide needle 332 is linked with the pressure head 331, and the pressure head 331 leaves the upper surface of the bearing outer ring 16, so that the pressure head 331 is contacted with the bearing outer ring 16 to compress the bearing outer ring 16, and the bearing outer ring 16 is rapidly disassembled.

As shown in fig. 3, the transmission mechanism 4 includes a transmission curved shoulder 41 and a lever 42, which are located in the base 1, one end of the transmission curved shoulder 41 is pivotally connected to the slider 2, and the other end is pivotally connected to the lever 42. The lever 42 is connected to the base 1 in a rotatable manner, and the end of the lever 42 remote from the drive cam 41 is connected to the bottom end of the movable element 32 via the threaded rod 13.

As shown in fig. 5, the top end of the drawing screw 13 is threadedly connected to the movable member 32, and the bottom end of the drawing screw 13 is slidably connected to the end of the lever 42. As the service life increases, the wire drawing screw 13 and the lever 42 rub to generate abrasion, and in order to compensate the abrasion, the wire drawing screw 13 is internally provided with a round pin 14 and an inner hexagonal fastening screw 15 from top to bottom.

The internal hexagonal fastening screw 15 is unscrewed to operating personnel, can rotate wire drawing screw 13, adjusts wire drawing screw 13's vertical position to compensation wearing and tearing volume, the adjustment is accomplished the back, and operating personnel screws up internal hexagonal fastening screw 15, and internal hexagonal fastening screw 15 and round pin 14 cooperation are fixed wire drawing screw 13's position, have reduced wire drawing screw 13 pivoted possibility.

The implementation principle of the application is as follows: before processing, the guide block 11 abuts against the upper sleeve body 311, an operator sleeves the bearing outer ring 16 on the upper sleeve body 311, and simultaneously, the bottom surface of the bearing outer ring 16 abuts against the base 1. The driving mechanism drives the sliding block 2 to move horizontally, and the sliding block 2 drives the curved shoulder 41 and the lever 42 in a linkage manner, so that the movable piece 32 is driven to move upwards. At this time, the inclined surface 10 of the movable element 32 pushes the pressing head 331 to move away from the axis of the positioning sleeve 31 until the pressing head 331 presses on the bearing outer ring 16, so as to press the bearing outer ring 16.

After the bearing outer ring 16 is processed, the driving mechanism drives the sliding block 2 to reset, and the sliding block 2 sequentially drives the curved shoulder 41 and the lever 42 in a linkage manner to drive the movable piece 32 to reset. The link guide 11 moves downward during the return of the movable member 32. In the moving process, the groove side wall of the reset groove 12 abuts against the top end of the guide needle 332 to drive the guide needle 332 to move towards the central line of the positioning sleeve 31, the guide needle 332 is linked with the pressure head 331, the pressure head 331 leaves the bearing outer ring 16, so that the pressing of the bearing outer ring 16 is released, the bearing outer ring 16 can be taken down, and the process is repeated circularly. Finally, the bearing outer ring 16 is rapidly clamped and disassembled. Through the technical scheme, in the actual use process, the clamping time of the bearing outer ring 16 only needs 3-4 seconds. Compared with the original 13s clamping time, the clamping time required in the process of processing the bearing outer ring 16 is greatly shortened, and the processing efficiency of the bearing outer ring 16 is improved. Meanwhile, the automation degree is high, and the labor intensity of workers is reduced.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the application following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the application pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. The bearing outer ring axial grinding clamp is characterized by comprising a base and a clamping mechanism connected to the base, wherein the clamping mechanism comprises a positioning sleeve connected to the base, a moving part and a clamping part, the moving part and the clamping part are inserted into the positioning sleeve in a sliding mode, the sliding direction of the moving part is the same as the axial direction of the positioning sleeve, the sliding direction of the clamping part is perpendicular to the sliding direction of the moving part, an inclined plane is arranged on the peripheral wall of the moving part, and the clamping part is attached to the inclined plane.

2. The bearing outer race grinding fixture of claim 1, wherein the clamping member includes a pressing head and a guide pin fixedly connected, an axial direction of the pressing head and a sliding direction of the clamping member are in the same direction, an axial direction of the guide pin and an axial direction of the positioning sleeve are in the same direction, and an end of the pressing head away from the positioning sleeve is arranged in a hemispherical shape.

3. The bearing outer race grinding clamp according to claim 2, characterized in that an end portion of the guide pin far from the base penetrates through the positioning sleeve, an end portion of the movable member far from the base is connected with a guide block, a reset groove is formed in an end surface of the guide block close to the guide pin, and a groove side wall of the reset groove is a conical surface.

4. The bearing outer race grinding fixture of claim 1, wherein the clamping members are disposed in plurality within the locating sleeve, the ramps and clamping members being disposed in one-to-one correspondence.

5. The bearing outer race grinding fixture of claim 1, further comprising a slide block slidably inserted in the base, a driving mechanism connected to the slide block, and a transmission mechanism connected between the movable member and the slide block, wherein when the driving mechanism drives the slide block to move horizontally, the transmission mechanism is linked with the movable member to slide.

6. The bearing outer race grinding fixture of claim 5, wherein the transmission mechanism includes a transmission curved shoulder connected to the slider, and a lever rotatably connected to the base, one end of the lever is connected to the transmission curved shoulder, the other end of the lever is connected to the movable member through a wire drawing screw, and the lever is slidably engaged with the wire drawing screw.

7. The bearing outer race grinding fixture of claim 3, wherein the end of said guide pin adjacent said guide block is disposed in a hemispherical shape.