CN214519174U

CN214519174U - Shaft hub turning tool adaptive to index plate

Info

Publication number: CN214519174U
Application number: CN202120434392.8U
Authority: CN
Inventors: 王维凯; 邓少磊; 贾时斌; 余昌学
Original assignee: ZHEJIANG ODM TRANSMISSION TECHNOLOGY CO LTD
Current assignee: ZHEJIANG ODM TRANSMISSION TECHNOLOGY CO LTD
Priority date: 2021-02-27
Filing date: 2021-02-27
Publication date: 2021-10-29
Anticipated expiration: 2031-02-27

Abstract

The application relates to an adaptation in shaft hub turning frock of graduated disk relates to the field of turning frock, and it includes the base, the base is connected with the fixture block that is used for with the interface joint of graduated disk, the base is kept away from a terminal surface of fixture block and is offered the mouth of placing that is used for placing the ball ring, the mounting groove that supplies the shaft hub to stretch out is seted up to the one end that the fixture block was kept away from to the base, it is linked together with the mounting groove to place the mouth. This application has the effect of being convenient for change shaft hub and carrying out the turning.

Description

Shaft hub turning tool adaptive to index plate

Technical Field

The application relates to the field of turning frock, especially relates to a shaft hub turning frock of adaptation in graduated disk.

Background

Constant velocity universal joints are important parts in automobile transmission systems, and are used for transmitting power of an engine from a transmission to driving wheels to drive cars to run at high speed.

Referring to fig. 1, for a three-fork shaft universal joint of the related art, including ball 11, the outside of ball 11 is the arc, and the outer wall fixedly connected with axle hub 12 of ball 11, axle hub 12 are provided with threely, and annular 6 has been seted up to the junction of axle hub 12 and ball 11. In general, when a three-fork universal joint is machined, a central hole needs to be formed in the hub 12, the central hole is fed into a grinding machine, an ejector pin of the grinding machine is matched with the central hole to clamp the hub 12, and then a worker machines the hub 12. When one hub 12 is machined, the other hub 12 needs to be manually replaced to machine the other hub 12.

With respect to the related art in the above, the inventors found that: the replacement and processing of the hub 12 is manually performed, which is troublesome in operation and time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the change shaft hub and carry out the turning, this application provides an adaptation in shaft hub turning frock of graduated disk.

The application provides a pair of shaft hub turning frock in graduated disk adopts following technical scheme:

the utility model provides an adaptation in shaft hub turning frock of graduated disk, includes the base, the base is connected with the fixture block that is used for with the connecting hole looks joint of graduated disk, the base is kept away from a terminal surface of fixture block and is offered the mouth of placing that is used for placing the ball ring, the base is kept away from the one end of fixture block and is offered the mounting groove that supplies the shaft hub to stretch out, it is linked together with the mounting groove to place the mouth.

Through adopting above-mentioned technical scheme, place the ball ring of trident axle universal joint in placing the mouth and the shaft hub stretches out from the mounting groove, the staff keeps away from a terminal surface looks butt of base with the output shaft of hydraulic stem in the graduated disk and ball ring after with the connected hole joint of joint piece and graduated disk, continues the output shaft that extends the hydraulic stem and makes trident axle universal joint and the fixed centre gripping of base in the graduated disk, drives the ball ring rotation by the graduated disk to be convenient for carry out the turning to different shaft hubs.

Optionally, the side wall of the placing opening is provided with an arc-shaped groove which is abutted against the side wall of the ball ring.

Through adopting above-mentioned technical scheme, the setting up of arc wall makes the ball ring be connected inseparabler with the base.

Optionally, the side wall of the mounting groove is abutted against the ring groove.

Through adopting above-mentioned technical scheme, mounting groove and annular looks butt have increased the tight nature of being connected of base and shaft hub and be convenient for simultaneously fix a position the shaft hub.

Optionally, the groove width of the mounting groove gradually increases from the end close to the fixture block to the end far away from the fixture block.

Through adopting above-mentioned technical scheme, the mounting groove is convenient for the annular by the one end that is close to the fixture block toward the one end groove width crescent who keeps away from the fixture block and stretches into in the mounting groove.

Optionally, the base is provided with a stress groove for reducing stress concentration, and the stress groove is formed from the groove bottom of the mounting groove to the fixture block.

Through adopting above-mentioned technical scheme, the setting of stress groove is used for reducing the condition of stress concentration.

Optionally, an end face of the base, which is far away from the placing opening, is fixedly connected with a clamping sheet which is clamped with the dividing plate clamping groove and used for preventing the clamping block from rotating along the axis of the clamping sheet, and the clamping block is fixedly connected with an end face of the clamping sheet, which is far away from the base.

Through adopting above-mentioned technical scheme, the joint piece is used for avoiding the fixture block to rotate along self axis.

Optionally, the outer wall of the clamping sheet is clamped with a gasket for keeping the circle center of the shaft hub and the circle center of the dividing plate in a flush manner.

By adopting the technical scheme, the gasket is arranged, so that the circle center of the shaft hub is kept flush with the circle center of the dividing plate, and the three-fork shaft universal joint with different sizes can be turned conveniently.

Optionally, the base is provided with a weight reducing opening along the axial direction, the weight reducing opening is communicated with the placing opening, and the cross-sectional area of the weight reducing opening is smaller than that of the ball ring.

Through adopting above-mentioned technical scheme, the setting that subtracts heavy mouthful is used for reducing the arrangement weight of this application, and the graduated disk of being convenient for carries out the centre gripping to base, trident axle universal joint.

In summary, the present application includes at least one of the following beneficial technical effects:

after the three-fork shaft universal joint is connected with the base, the base and the three-fork shaft universal joint are fixedly clamped on the dividing disc, and the dividing disc drives the ball ring to rotate, so that the turning of the shaft hub is facilitated;

the gasket is arranged, so that the circle center of the shaft hub is kept flush with the circle center of the dividing disc, and the three-fork shaft universal joint with different sizes can be turned conveniently.

Drawings

Fig. 1 is a schematic structural diagram of a three-fork axis universal joint in the related art.

Fig. 2 is a schematic view of a structure of a related art index plate.

Fig. 3 is a schematic structural diagram of a hub turning tool adapted to an index plate in an embodiment of the present application.

Fig. 4 is an exploded view of the embodiment of the present application, which is mainly used for showing the connection structure of the ball ring and the base.

Fig. 5 is a schematic structural view mainly illustrating the clip sheet, the clip block and the gasket according to the embodiment of the present application.

Description of reference numerals: 1. a base; 2. a clamping block; 3. a placement port; 4. mounting grooves; 5. an arc-shaped slot; 6. a ring groove; 7. a stress slot; 8. a clip sheet; 9. a gasket; 10. a weight-reducing opening; 11. a ball ring; 12. a hub; 13. a chassis; 14. a tray body; 15. a placement groove; 16. connecting holes; 17. a clamping groove; 18. a hydraulic lever; 19. connecting columns.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 2, a related art indexing plate includes a plate body 14, the plate body 14 is provided with a placing groove 15 through two end faces thereof, one side wall of the placing groove 15 is horizontally provided with a connecting hole 16 facing an outer wall of the plate body 14, the connecting hole 16 is communicated with the placing groove 15, one side of the placing groove 15 provided with the connecting hole 16 is provided with a clamping groove 17, the clamping groove 17 is waist-shaped, the clamping groove 17 is communicated with the connecting hole 16, the placing groove 15 is connected with a hydraulic rod 18, the hydraulic rod 18 is arranged on one side opposite to the connecting hole 16, the hydraulic rod 18 is aligned with the connecting hole 16, and an output shaft of the hydraulic rod 18 can extend in a direction close to the connecting hole 16.

The embodiment of the application discloses a shaft hub turning frock in graduated disk of adaptation for carry out the turning to trident axle universal joint.

Referring to fig. 3 and 4, a shaft hub turning frock in graduated disk of adaptation, including base 1, base 1 includes chassis 13, one of them terminal surface fixedly connected with spliced pole 19 on chassis 13, spliced pole 19 has been offered towards a terminal surface that is close to chassis 13 by a terminal surface of keeping away from chassis 13 and has been placed mouthful 3, it is used for placing ball 11 to place mouthful 3, a terminal surface that chassis 13 was kept away from to spliced pole 19 is offered and is supplied mounting groove 4 that shaft hub 12 stretches out, mounting groove 4 with place mouthful 3 and be linked together, in this application embodiment, mounting groove 4 is provided with threely, three mounting groove 4 is used for respectively and cooperatees the use with one of them shaft hub 12.

Referring to fig. 4 and 5, a fixture block 2 is fixedly connected to an end surface of the base plate 13 away from the connecting column 19, and the fixture block 2 extends into the connecting hole 16 of the index plate and is clamped in the connecting hole 16 of the index plate. In order to avoid this application to rotate along its own axis and be unfavorable for turning axle hub 12, chassis 13's lower terminal surface fixedly connected with

joint piece

8, 2 fixed connection of fixture block are in the terminal surface that chassis 13 was kept away from to joint piece 8, and joint piece 8 joint is in joint groove 17. The lateral wall joint of joint piece 8 has gasket 9, and the thickness of gasket 9 is less than the thickness of joint piece 8 and joint piece 8 still can stretch into joint groove 17 with gasket 9 looks joint back joint piece 8, and gasket 9 is arranged in keeping the centre of a circle of shaft hub 12 and the centre of a circle of graduated disk to flush mutually, according to the length of different grade type trident axle universal joint, the gasket 9 that the removable thickness is different.

Referring to fig. 4, in order to improve the tightness of the connection between the three-fork shaft universal joint and the present application, the side wall of the placing opening 3 is provided with an arc-shaped groove 5 abutting against the side wall of the ball ring 11, so that the ball ring 11 is more tightly connected with the placing opening 3. The both sides wall of mounting groove 4 all with the 6 looks butt of annular on the shaft hub 12, simultaneously, mounting groove 4 is by the one end that is close to fixture block 2 toward the one end groove width crescent of keeping away from fixture block 2 to annular 6 on the shaft hub 12 stretches into in the mounting groove 4. In order to facilitate the installation of the installation groove 4 and reduce stress concentration, the connecting column 19 is provided with a stress groove 7, the stress groove 7 is formed from the groove bottom of the installation groove 4 towards the fixture block 2, and the section of the stress groove 7 is rectangular.

Referring to fig. 4, in order to reduce the overall weight of the present application and facilitate the clamping of the present application by the indexing disc, the base 1 is provided with a weight reducing opening 10 along the axial direction from the bottom of the placing opening 3 to the fixture block 2, the weight reducing opening 10 is communicated with the placing opening 3, and in order to avoid the ball ring 11 from falling to the weight reducing opening 10, the cross-sectional area of the weight reducing opening 10 is smaller than that of the ball ring 11.

The implementation principle of the shaft hub turning frock of this application embodiment of an adaptation in graduated disk is: when the shaft hub 12 needs to be turned, the ball ring 11 of the three-fork shaft universal joint is placed in the placing opening 3 and the shaft hub 12 extends out of the mounting groove 4 by a worker, at the moment, the side wall of the ball ring 11 is abutted to the arc-shaped groove 5, and the annular groove 6 is abutted to the mounting groove 4. The base 1 and the ball ring 11 are placed into the placing groove 15 by a worker, the clamping block 2 is clamped with the connecting hole 16 of the dividing plate (after the output shaft of the hydraulic rod 18 contracts, the distance between the connecting hole 16 and the output shaft of the hydraulic rod 18 is enough for the base 1 and the ball ring 11 to be placed into the placing groove 15, and the clamping block 2 can stretch into the connecting hole 16), the output shaft of the hydraulic rod 18 in the dividing plate is extended to abut against one end face of the ball ring 11, which is far away from the base 1, the output shaft of the hydraulic rod 18 is extended continuously, so that the three-fork-shaft universal joint and the base 1 are fixedly clamped in the dividing plate, the dividing plate drives the ball ring 11 to rotate, turning is convenient for different shaft hubs 12, meanwhile, the shaft hub 12 is machined by the device without arranging a central hole in the shaft hub 12, and machining steps are simplified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an adaptation in shaft hub turning frock of graduated disk which characterized in that: including base (1), base (1) is connected with fixture block (2) that are used for with connecting hole (16) looks joint of graduated disk, base (1) is kept away from a terminal surface of fixture block (2) and is offered and be used for placing mouthful (3) of ball ring (11), base (1) is kept away from the one end of fixture block (2) and is offered mounting groove (4) that supply shaft hub (12) to stretch out, it is linked together with mounting groove (4) to place mouthful (3).

2. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 1, wherein: the side wall of the placing opening (3) is provided with an arc-shaped groove (5) which is abutted against the side wall of the ball ring (11).

3. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 1, wherein: the side wall of the mounting groove (4) is abutted against the annular groove (6).

4. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 1, wherein: the mounting groove (4) is gradually increased from one end close to the clamping block (2) to one end far away from the clamping block (2).

5. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 3 is characterized in that: the base (1) is provided with a stress groove (7) for reducing stress concentration, and the stress groove (7) is formed by the groove bottom of the mounting groove (4) towards the clamping block (2).

6. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 1, wherein: base (1) is kept away from an end face fixedly connected with and graduated disk joint groove (17) looks joint of placing mouth (3) and is used for avoiding fixture block (2) along self axis pivoted joint piece (8), fixture block (2) fixed connection keeps away from a terminal surface of base (1) in joint piece (8).

7. The turning tool of claim 6, which is adapted to a hub of an index plate, and is characterized in that: and a gasket (9) used for keeping the circle center of the shaft hub (12) and the circle center of the dividing plate to be flush is clamped on the outer wall of the clamping sheet (8).

8. The turning tool of the shaft hub, which is adapted to the index plate, of the claim 1, wherein: the base (1) is provided with a weight reducing opening (10) along the axial direction, the weight reducing opening (10) is communicated with the placing opening (3), and the cross sectional area of the weight reducing opening (10) is smaller than that of the ball ring (11).