CN114227293A

CN114227293A - Wheel outer rim does not have connects sword anchor clamps

Info

Publication number: CN114227293A
Application number: CN202111608009.7A
Authority: CN
Inventors: 刘伟东; 徐佐; 徐世文; 李明磊; 王立生; 张贺帅; 杨龙; 吕航; 吴佳静
Original assignee: CITIC Dicastal Co Ltd
Current assignee: CITIC Dicastal Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-03-25

Abstract

A tool-joint-free clamp for an outer rim of a wheel comprises a positioning clamping assembly and a flexible supporting assembly, wherein the positioning clamping assembly comprises a base fixed on a bottom plate, a positioning column is installed on the base through a flange, a nylon pressing plate and a cushion block are installed on a screw rod through a locking nut, the nylon pressing plate tightly presses the front face of the wheel through the cushion block, a pressing plate is installed below the screw rod, and an expansion sleeve is pressed below the pressing plate and used for tensioning a central hole of the wheel; the flexible supporting assembly comprises a lower pressing plate fixed on the base, a limiting column and an upper pressing plate are mounted on the lower pressing plate, a gap is formed between the upper pressing plate and the lower pressing plate, and the steel balls and the rubber strips are sealed in the gap; the invention can meet the requirement of no connecting cutter of the wheel outer rim, has the characteristics of simple structure, convenient manufacture, stable performance and high precision, can meet the processing requirement, and can adapt to the requirement of automatic production.

Description

Wheel outer rim does not have connects sword anchor clamps

Technical Field

The invention relates to the field of wheel machining, in particular to a tool-free clamp for an outer rim of a wheel.

Background

The wheels and the tires are telling rotating assemblies, if the wheels and the tires are not balanced, the wheels can jump and deflect, automobile parts are damaged, the service life of an automobile is shortened, and for the automobile running at high speed, the tires are easy to explode to cause traffic accidents; damage to chassis assembly components, such as increased damage to the knuckle, deformation of shock absorbers and other suspension components, etc., can result. Since the wheel itself is equipped with a valve hole and is also assembled with a tire, a rotating member of a drive train such as a rotating shaft, and the like, it is necessary to perform a balance performance test.

Disclosure of Invention

The invention aims to provide a tool-free clamp for an outer rim of a wheel, which meets the requirement of the outer rim of the wheel on tool-free.

A tool-joint-free clamp for an outer rim of a wheel comprises a positioning clamping assembly and a flexible supporting assembly, wherein the positioning clamping assembly comprises a base fixed on a bottom plate, a positioning column is installed on the base through a flange, a nylon pressing plate and a cushion block are installed on a screw rod through a locking nut, the nylon pressing plate tightly presses the front face of the wheel through the cushion block, a pressing plate is installed below the screw rod, and an expansion sleeve is pressed below the pressing plate and used for tensioning a central hole of the wheel; the flexible supporting component comprises a lower pressing plate fixed on the base, a limiting column and an upper pressing plate are mounted on the lower pressing plate, a gap is formed between the upper pressing plate and the lower pressing plate, and the steel balls and the rubber strips are sealed in the gap.

In some embodiments, the outer upper surface of the lower pressing plate has two convex structures, the outer lower surface of the upper pressing plate has corresponding convex structures, the outer convex of the lower pressing plate and the outer convex of the upper pressing plate form a first jaw, and the inner convex of the lower pressing plate and the inner convex of the upper pressing plate form a second jaw.

In some embodiments, the rubber strip is enclosed in a ring groove formed by the first jaw and the second jaw, and the rubber strip can move radially in the groove; the three groups of steel balls are sealed at the inner side of the second jaw, and the middle of the second jaw is separated by a limiting column to prevent the steel balls from rotating circumferentially.

In some embodiments, the upper end surface of the outer side of the lower pressing plate is provided with a slope structure, and the steel ball rolls towards the inner side and is separated from the rubber strip.

Compared with the prior art, the invention has the advantages that: the invention can meet the requirement of no connecting cutter of the wheel outer rim, has the characteristics of simple structure, convenient manufacture, stable performance and high precision, can meet the processing requirement, and can adapt to the requirement of automatic production.

Drawings

FIG. 1 is a schematic structural view of a tool-less clamp for an outer rim of a vehicle wheel according to the present invention.

FIG. 2 is a distribution diagram of rubber strips, steel balls and limiting columns in the tool-free fixture for the outer rim of the wheel.

FIG. 3 is a schematic structural diagram of an upper pressing plate of the tool-less clamp for the outer rim of the wheel.

FIG. 4 is a schematic structural diagram of a lower pressure plate in the tool-less fixture for the outer rim of the wheel.

Figure 5 is a functional diagram of a flexible support structure in a wheel outer rim extension free clamp according to the present invention.

FIG. 6 is a schematic structural diagram of a limiting column in the tool-less fixture for the outer rim of the wheel.

In the figure, 1-bottom plate, 2-base, 3-lower press plate, 3-1-lower press plate inner side projection, 3-2-lower press plate outer side projection, 3-3-inclined plane structure, 4-rubber strip, 5-steel ball, 6-upper press plate, 6-1-upper press plate inner side projection, 6-2-upper press plate outer side projection, 7-limiting column, 8-flange, 9-expansion sleeve, 10-tension press plate, 11-positioning column, 12-screw rod, 13-nylon press plate, 14-cushion block and 15-locking nut.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The wheel outer rim no-joint tool clamp of the embodiment of the invention is described with reference to the accompanying drawings 1-6.

The invention relates to a wheel outer rim tool-connection-free clamp which comprises a bottom plate 1, a base 2, a lower pressing plate 3, a rubber strip 4, steel balls 5, an upper pressing plate 6, a limiting column 7, a flange 8, an expansion sleeve 9, a tensioning pressing plate 10, a positioning column 11, a screw rod 12, a nylon pressing plate 13, a cushion block 14 and a locking nut 15, and is provided with a positioning clamping component and a flexible supporting component,

positioning and clamping assembly: the base 2 is fixed on the bottom plate 1, the positioning column 11 is installed on the base 2 through the flange 8, and the screw 12 can tightly press the tension pressing plate 10 in the tightening process, so that the outer diameter of the expansion sleeve 9 can tightly tension the central hole of the wheel; the positioning column 11 is inserted into a wheel bolt hole to realize circumferential positioning of the wheel; the nylon pressing plate 13 and the cushion block 14 are installed on the screw 12 through the locking nut 15, and in the process that the locking nut 15 is screwed down, the nylon pressing plate 13 presses the front face of the wheel through the cushion block 14.

Flexible supporting component: the lower pressing plate 3 is fixed on the base 2, the limiting column 7 and the upper pressing plate 6 are installed on the lower pressing plate 3, and the steel balls 5 and the rubber strips 4 are sealed in a space formed by the lower pressing plate 3 and the upper pressing plate 6. The upper end surface of the outer side of the lower pressing plate 3 is provided with two convex structures 3-1 and 3-2, the lower end surface of the outer side of the upper pressing plate 6 is provided with corresponding convex structures 6-1 and 6-2, the convex structure 3-2 at the outer side of the lower pressing plate 3 and the convex structure 6-2 at the outer side of the upper pressing plate 6 form a first jaw, and the convex structure 3-1 at the inner side of the lower pressing plate 3 and the convex structure 6-1 at the inner side of the upper pressing plate 6 form a second jaw. The rubber strip 4 is sealed in a ring groove formed by the first jaw and the second jaw, and the rubber strip 4 can move in the groove in the radial direction; three groups of steel balls 5 are sealed at the inner side of the second jaw,the middle is separated by three spacing posts 7, so that the steel balls 5 are prevented from rotating in the circumferential direction during work. In operation, the wheel rotates at a high speed, and through centrifugal force, 5 outside flappers of steel ball, and 5 promotion rubber strip 4 outside lateral movement of steel ball to compress tightly rim in the wheel, offset partial lathe tool to the effort of wheel, vibrations that simultaneously can effectual elimination wheel eliminate the sword that shakes the problem, and outer rim can realize one shot forming.

The upper end surface of the outer side of the lower pressing plate 3 is provided with an inclined plane structure 3-3, and after the work is finished, the steel balls 5 roll inwards under the action of dead weight and are separated from the rubber strip 4, so that the wheel can be conveniently dismounted.

Before actual use, the screw 12, the tension pressing plate 10, the nylon pressing plate 13, the cushion block 14 and the locking nut 15 are dismounted; when the clamp is used actually, a wheel is vertically placed on the clamp, the expansion sleeve 9 and the positioning column 11 are respectively placed in a central hole and a bolt hole of the wheel, a small gap is reserved between the rubber strip 4 and a rim in the wheel, the screw 12 is screwed, the expansion sleeve 9 is tightly pressed by the tension pressing plate 10, the expansion sleeve 9 moves downwards and tightly presses the central hole of the wheel, then the nylon pressing plate 13, the cushion block 14 and the locking nut 15 are sequentially installed on the screw 12, the locking nut 15 is locked, the nylon pressing plate 13 tightly presses the front face of the wheel, and the wheel positioning work is finished; then, the wheel rotates at a high speed, through centrifugal force, 5 steel balls get rid of to the outside, 5 steel balls promote 4 lateral motion of rubber strip to compress tightly rim in the wheel, the lathe begins processing wheel outer rim, and flexible bearing structure can offset partial lathe tool to the effort of wheel, can effectually eliminate the vibrations of wheel simultaneously, eliminates the problem of shake sword, and outer rim can realize not having the sword that connects, reduces the balanced rejection rate of wheel.

Compared with the prior art, the invention can meet the requirement of no connecting cutter of the outer rim of the wheel, has the characteristics of simple structure, convenient manufacture, stable performance and high precision, can meet the processing requirement, and can meet the requirement of automatic production.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wheel outer rim does not have connects sword anchor clamps, includes location clamping subassembly and flexible supporting component, its characterized in that: the positioning and clamping assembly comprises a base (2) fixed on a bottom plate (1), a positioning column (11) is installed on the base (2) through a flange (8), a nylon pressing plate (13) and a cushion block (14) are installed on a screw rod (12) through a locking nut (15), the nylon pressing plate (13) tightly presses the front face of a wheel through the cushion block (14), a pressing plate is installed below the screw rod, and an expansion sleeve is pressed below the pressing plate and used for tensioning a central hole of the wheel; the flexible supporting component comprises a lower pressing plate (3) fixed on the base (2), a limiting column (7) and an upper pressing plate (6) are installed on the lower pressing plate (3), a gap is formed between the upper pressing plate (6) and the lower pressing plate (3), and a steel ball (5) and a rubber strip (4) are sealed in the gap.

2. A wheel outer rim catcher clamp according to claim 1 wherein: the upper end face of the outer side of the lower pressing plate (3) is provided with two protruding structures (3-1, 3-2), the lower end face of the outer side of the upper pressing plate (6) is provided with corresponding protruding structures (6-1, 6-2), the protruding structures (3-2) of the outer side of the lower pressing plate (3) and the protruding structures (6-2) of the outer side of the upper pressing plate (6) form a first jaw, and the protruding structures (3-1) of the inner side of the lower pressing plate (3) and the protruding structures (6-1) of the inner side of the upper pressing plate (6) form a second jaw.

3. A wheel outer rim catcher clamp according to claim 2 wherein: the rubber strip (4) is sealed in a ring groove formed by the first jaw and the second jaw, and the rubber strip (4) can move in the groove in the radial direction; three groups of steel balls (5) are sealed at the inner side of the second jaw, and the middle of the second jaw is separated by a limiting column (7) to prevent the steel balls (5) from rotating in the circumferential direction.

4. The wheel outer rim catcher clamp of claim 3, wherein: the upper end surface of the outer side of the lower pressing plate (3) is provided with an inclined plane structure (3-3), and the steel balls (5) roll inwards and are separated from the rubber strip (4).