CN220637046U

CN220637046U - Hub chuck jig

Info

Publication number: CN220637046U
Application number: CN202322339306.7U
Authority: CN
Inventors: 王水忠
Original assignee: Wuxi Eleanor Technology Co ltd
Current assignee: Wuxi Eleanor Technology Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-22
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a hub chuck jig which comprises a chuck shell, wherein the chuck shell is rotationally connected with a rotary disk, a threaded hole is formed in the center of the rotary disk, the threaded hole is matched with a movable column, threads are formed in one end of the movable column, the threaded end of the movable column is fixedly connected with a fixed block through the threaded hole, the cylindrical surface of the movable column is far away from the threaded hole, the fixed block is rotationally connected with movable rods, the number of the movable rods is four and is symmetrically distributed around the circumference center of the axial lead of the movable column, a matched cylinder is arranged on the chuck shell close to the rotary disk, the center of the matched cylinder is a round hole with the diameter larger than that of the threaded hole, and the rotary disk is provided with a round groove. Through above-mentioned structure, through setting up rolling disc, movable column, movable rod, the wheel hub size adjustment that can process as required realizes that a set of chuck presss from both sides tightly the wheel hub of multiple specification to reduce cost improves production efficiency.

Description

Hub chuck jig

Technical Field

The utility model relates to the technical field of machining, in particular to a hub chuck jig.

Background

The hub is a cylindrical metal part with the inner contour of the tire supporting the tire and the center of the metal part is arranged on the shaft, and the hub semi-finished product is fixed on the chuck clamp, and then the hub is processed to a certain degree.

In general, hubs with different sizes are machined, chucks with different sizes are required to be used for clamping the hubs, so that resource waste is caused, and meanwhile, a large amount of time is wasted in the chuck replacement process, so that the improvement of production efficiency is not facilitated.

Disclosure of Invention

The utility model provides a hub chuck jig which can be used for adjusting the sizes of hubs to be processed according to the requirements, so that one set of chucks can clamp hubs with various specifications, the cost is reduced, and the production efficiency is improved.

In order to achieve the above-mentioned purpose, provide a wheel hub chuck tool, including the chuck casing, the chuck casing rotates and connects the rotary disk, the rotary disk center is provided with the screw hole, screw hole and movable column cooperation, movable column one end is provided with the screw thread, the screw thread end of movable column passes through the screw hole, screw hole fixed connection fixed block is kept away from on movable column cylinder surface, the movable rod is connected in the fixed block rotation, movable rod quantity is four and just about the axial lead circumference central symmetry distribution of movable column. Through setting up the rotary disk be in order to be convenient for with the cooperation of movable column screw thread end to rely on self rotation to drive movable rod back and forth movement and then drive the slider and slide, be in order to be convenient for with the cooperation of movable column screw thread end through setting up the screw hole, thereby through setting up the movable column be convenient for set up the fixed block rely on the front and back slip of self drive through movable rod and fixed block rotation connection the slider slip, be in order to be convenient for with the movable rod rotation connection through setting up the fixed block, be in order to be convenient for link to each other the slider with the fixed block through setting up the movable rod.

According to the hub chuck jig, the chuck shell is provided with a matching cylinder close to the rotating disc, the center of the matching cylinder is a round hole with the diameter larger than the diameter of the threaded hole, the rotating disc is provided with a round groove, the diameter of the round groove is the same as that of the matching cylinder, the inner cylindrical surface of the round groove is matched with the surface of the matching cylinder, and the length of the matching cylinder is smaller than the depth of the round groove. The round hole is matched with the round groove conveniently, the rotary disk rotates on the surface of the matched cylinder, and the round groove is arranged to be matched with the matched cylinder conveniently in a rotating way.

According to the hub chuck jig, the rotating disc is provided with a limiting annular plate close to the circular groove, the surface of the limiting annular plate is far away from the circular groove to be in contact with the surface of the chuck shell, the cylindrical surface of the rotating disc is provided with a plurality of jacks. The limiting circular plate is arranged to be convenient for limiting the rotating disc to the position always in contact with the surface of the chuck shell, and the jack is arranged to be convenient for operators to insert tools into the jack so as to conveniently rotate the rotating disc to drive the movable column to move.

According to the hub chuck jig, the chuck shell is close to the limiting ring plate and fixedly connected with the limiting bolts, the lower surfaces of nuts of the limiting bolts and the limiting ring plate are far away from the surface contact of the chuck shell, and the number of the limiting bolts is multiple. The limiting bolts are arranged to facilitate limiting the rotating disc to the position contacted with the surface of the chuck shell, so that the movable column can move forwards and backwards when the rotating disc rotates.

According to the hub chuck jig, the chuck shell is far away from the rotary disc and is fixedly connected with the fixed disc, the circle center of the fixed disc is arranged on the axis extension line of the movable column, the fixed disc is provided with four sliding grooves which are symmetrically distributed about the center of the circle, and the cross section of each sliding groove is in a shape of a Chinese character 'zhong'. The fixing disc is arranged to facilitate installation of the hub to be machined, and the sliding chute is arranged to facilitate sliding of the sliding block in the sliding block to drive the abutting block to clamp or loosen the hub.

According to the hub chuck jig, the fixed disk is connected with the sliding blocks in a sliding manner, the number of the sliding blocks is four, the sliding blocks are symmetrically distributed around the center of a circle of the fixed disk, the sliding blocks slide in the sliding grooves, the upper surface and the lower surface of the sliding blocks exceed the thickness of the fixed disk, and the lower surface of the sliding blocks are rotationally connected with the movable rods. The sliding block is arranged to be convenient for connecting the abutting block, and the abutting block is driven to clamp or loosen the hub by sliding in the sliding groove.

According to the hub chuck jig, the upper surface of the sliding block is fixedly connected with the abutting blocks, the number of the abutting blocks is four, and the surface, far away from the center of the fixed disc, of the abutting blocks is a cylindrical surface. The abutting blocks are arranged to be convenient for contacting with the inner surface of the hub and clamping the hub by means of sliding of the sliding blocks.

The utility model has the beneficial effects that: through setting up rolling disc, movable column, movable rod, the wheel hub size adjustment that can process as required realizes that a set of chuck presss from both sides tightly the wheel hub of multiple specification to reduce cost improves production efficiency.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a first general block diagram of a hub chuck fixture according to the present utility model;

FIG. 2 is a second general block diagram of a hub chuck fixture according to the present utility model;

FIG. 3 is a cross-sectional view of a hub chuck jig according to the present utility model;

FIG. 4 is an internal block diagram of a hub chuck fixture according to the present utility model;

FIG. 5 is a part drawing of a rotating disk of a hub chuck fixture according to the present utility model;

fig. 6 is a block diagram of a conventional device according to the related art.

Legend description:

1. a chuck housing; 2. a fixed plate; 3. a chute; 4. a slide block; 5. an abutment block; 6. a rotating disc; 7. a limit bolt; 8. a movable column; 9. a jack; 10. a movable rod; 11. a fixed block; 12. a threaded hole; 13. a circular groove; 14. a limit ring plate; 15. and (5) matching with a cylinder.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Embodiment one:

referring to fig. 1-5, the hub chuck fixture according to the embodiment of the utility model comprises a chuck shell 1, wherein the chuck shell 1 is rotationally connected with a rotary disk 6, a threaded hole 12 is formed in the center of the rotary disk 6, the threaded hole 12 is matched with a movable column 8, threads are formed at one end of the movable column 8, the threaded end of the movable column 8 is fixedly connected with a fixed block 11 through the threaded hole 12, the cylindrical surface of the movable column 8 is far away from the threaded hole 12, the fixed block 11 is rotationally connected with movable rods 10, and the movable rods 10 are four in number and are distributed symmetrically about the circumference center of the axial lead of the movable column 8.

The chuck housing 1 is close to rotary disk 6 and is provided with cooperation cylinder 15, cooperation cylinder 15 center is the round hole that the diameter is greater than the screw hole 12 diameter, rotary disk 6 is provided with circular slot 13, circular slot 13 diameter is the same with the diameter of cooperation cylinder 15, the inboard face of cylinder of circular slot 13 and cooperation cylinder 15 surface cooperation, cooperation cylinder 15 length is less than the degree of depth of circular slot 13, chuck housing 1 is close to spacing ring plate 14 fixed connection limit bolt 7, the nut lower surface of limit bolt 7 and spacing ring plate 14 keep away from chuck housing 1 surface contact, limit bolt 7 quantity is a plurality of, there is slight clearance between cooperation cylinder 15 surface and the circular slot 13 cylinder surface can satisfy rotary disk 6 at cooperation cylinder 15 surface rotation.

The rotary disk 6 is provided with spacing ring plate 14 near circular slot 13, spacing ring plate 14 surface keep away from circular slot 13 and chuck housing 1 surface contact, and rotary disk 6 face of cylinder is provided with jack 9, and jack 9 quantity is a plurality of.

The chuck shell 1 is far away from the rotary disk 6 and fixedly connected with the fixed disk 2, the center of the fixed disk 2 is arranged on the axis extension line of the movable column 8, the fixed disk 2 is provided with four sliding grooves 3, the number of the sliding grooves 3 is four and are symmetrically distributed about the center of the circle, the cross section of each sliding groove 3 is in a Chinese character shape, and the sliding grooves 3 start from the edge of the fixed disk 2 until approaching the center of the fixed disk 2.

The fixed disk 2 is connected with the sliding blocks 4 in a sliding manner, the number of the sliding blocks 4 is four, the sliding blocks 4 are distributed symmetrically about the center of the fixed disk 2, the sliding blocks 4 slide in the sliding grooves 3, the upper surface and the lower surface of the sliding blocks 4 exceed the thickness of the fixed disk 2, the lower surface of the sliding blocks 4 are rotationally connected with the movable rod 10, the upper surface of the sliding blocks 4 is fixedly connected with the abutting blocks 5, the number of the abutting blocks 5 is four, the surface, away from the center of the fixed disk 2, of the abutting blocks 5 is a cylindrical surface, and the four cylindrical surfaces are always in a state of being centrally symmetrical about the center of the fixed disk 2.

Embodiment two:

referring to fig. 6, in the prior art, a clamping jaw linkage adjustment hub chuck, application number 201110228668.8, which includes a pin hole 11 installed in a clamping jaw guide rod 13 and capable of sliding in a guide positioning base 12, and a deflection motion is provided at a clamping workpiece end of a clamping jaw during clamping and loosening motions, so as to facilitate the installation of the workpiece; a guide chute and a guide strip are arranged in the guide positioning base 12, the guide chute is provided with a corner, and the clamping jaw guide rod 13 can slide in the guide chute to drive the clamping jaw to slide. The guide bar is a linear motion wire pressing plate of a guide positioning base 12, scales are arranged on the guide bar, the setting position of the positioning base is adjusted, and the function of the section positioning block 10 is to realize the plane positioning of a workpiece.

Conclusion: the first embodiment is provided with the rotating disc 6, the movable column 8 and the movable rod 10, so that the hub size adjustment according to the processing requirement can be achieved, a set of chucks can clamp hubs with various specifications, the cost is reduced, the production efficiency is improved, the second embodiment is provided with the guiding and positioning base 12, the technical problem that the guiding and positioning base is adjusted to a station corresponding to the product specification according to the different specifications of the produced hubs to achieve multiple purposes of one chuck is solved, and the technical effect that the scheme is recorded in the first embodiment is convenient and simple.

Working principle: the limiting bolt 7 limits the front-back movement of the rotating disc 6, so that the movable column 8 moves back and forth when the rotating disc 6 rotates, and the movable rod 10 rotationally connected with the fixed block 11 is driven to move, and because the other end of the movable rod 10 rotates to connect the sliding block 4, the sliding block 4 can slide in the sliding groove 3.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a hub chuck tool, its characterized in that, including chuck housing (1), chuck housing (1) rotates and connects rotary disk (6), rotary disk (6) center is provided with screw hole (12), screw hole (12) and movable column (8) cooperation, movable column (8) one end is provided with the screw thread, screw hole (12) are passed through to the screw thread end of movable column (8), screw hole (12) fixed connection fixed block (11) are kept away from on movable column (8) cylinder surface, movable rod (10) are connected in fixed block (11) rotation, movable rod (10) quantity is four and about the axial lead circumference central symmetry distribution of movable column (8).

2. The hub chuck jig according to claim 1, wherein the chuck housing (1) is provided with a mating cylinder (15) near the rotary disk (6), the center of the mating cylinder (15) is a round hole with a diameter larger than that of the threaded hole (12), the rotary disk (6) is provided with a round groove (13), the diameter of the round groove (13) is the same as that of the mating cylinder (15), the inner cylindrical surface of the round groove (13) is matched with the surface of the mating cylinder (15), and the length of the mating cylinder (15) is smaller than the depth of the round groove (13).

3. The hub chuck jig according to claim 1, wherein the rotating disc (6) is provided with a limiting ring plate (14) close to the circular groove (13), the surface of the limiting ring plate (14) is far away from the circular groove (13) to be in surface contact with the chuck shell (1), the cylindrical surface of the rotating disc (6) is provided with a plurality of jacks (9).

4. The hub chuck jig according to claim 1, wherein the chuck housing (1) is fixedly connected with limit bolts (7) close to the limit ring plate (14), the lower surfaces of nuts of the limit bolts (7) are contacted with the surface of the limit ring plate (14) far away from the chuck housing (1), and the number of the limit bolts (7) is multiple.

5. The hub chuck jig according to claim 1, wherein the chuck shell (1) is far away from the rotary disc (6) and fixedly connected with the fixed disc (2), the circle center of the fixed disc (2) is on the axis extension line of the movable column (8), the fixed disc (2) is provided with four sliding grooves (3), the number of the sliding grooves (3) is four, the sliding grooves are distributed symmetrically about the center of the circle center, and the cross section of the sliding groove (3) is in a Chinese character 'zhong'.

6. The hub chuck jig according to claim 5, wherein the fixed disk (2) is slidably connected with four sliders (4), the sliders (4) are symmetrically distributed around the center of the circle of the fixed disk (2), the sliders (4) slide in the sliding grooves (3), the upper surface and the lower surface of the sliders (4) exceed the thickness of the fixed disk (2), and the lower surface of the sliders (4) is rotatably connected with the movable rod (10).

7. The hub chuck jig according to claim 6, wherein the upper surface of the slider (4) is fixedly connected with the abutting blocks (5), the number of the abutting blocks (5) is four, and the surface of the abutting blocks (5) far away from the center of the fixed disc (2) is a cylindrical surface.