CN-224209826-U - Annular elastic piece expansion and compression device

CN224209826UCN 224209826 UCN224209826 UCN 224209826UCN-224209826-U

Abstract

The utility model aims to disclose an annular elastic part expanding and compressing device, which relates to the technical field of 3C electronic product assembly and comprises a fixed disc and a rotating disc, wherein the fixed disc is provided with an annular cavity, a plurality of sliding ways are arranged along the inner side of the annular cavity, the rotating disc is embedded into the annular cavity, a plurality of arc grooves are arranged along the inner side of the rotating disc, each sliding way is provided with a sliding block matched with the sliding way, the first end of each sliding block is provided with an arc-shaped bulge, a first spring and a second spring which are symmetrically arranged on two sides of the arc-shaped bulge, the second end of each sliding block is provided with a hook body, the arc-shaped bulge and the arc-shaped groove are matched, and the technical effects are achieved that the rotating disc is embedded into the annular cavity, and the sliding blocks are driven to synchronously move along the sliding ways through the matching of the arc-shaped bulges and the arc-shaped grooves in the rotating disc in the rotating process, so that the annular parts or ring-like parts are compressed on the inner wall of another annular part in the expanding process, and the advantages of consistent and synchronous compressing force in all directions are achieved.

Inventors

WU HUA
YAN ZHEN
LI TAO
XU ZHENGUANG
WANG XIN
LI YONGLEI
ZHOU JIECHONG

Assignees

苏州富强科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250418

Claims (10)

1. The annular elastic piece expanding and compressing device is characterized by comprising a fixed disc and a rotating disc; the fixed disc is provided with an annular cavity, and a plurality of slide ways are arranged along the inner side of the annular cavity; The rotating disc is embedded into the annular cavity, and a plurality of arc-shaped grooves are formed along the inner side of the rotating disc; A sliding block matched with each sliding way is arranged on each sliding way, an arc-shaped bulge and a first spring and a second spring which are symmetrically arranged on two sides of the arc-shaped bulge are arranged at the first end of each sliding block; The second end of the sliding block is provided with a hook body; the arc-shaped protrusions and the arc-shaped grooves are matched.
2. The annular elastomeric stent of claim 1 wherein a plurality of said runners are arranged in a ring or ring-like shape.
3. The annular elastic member expanding and compressing device as recited in claim 2, wherein said slideway is provided with a first step, and said slider is provided with a second step; The two ends of the first spring respectively prop against the second step and the inner side of the rotating disc, and the two ends of the second spring respectively prop against the second step and the inner side of the rotating disc.
4. The annular elastomeric expansion and compression device of claim 3, wherein the bottom of the annular cavity is provided with a plurality of arcuate waisted holes.
5. The annular elastic member expanding and compressing device as recited in claim 3, wherein two waist holes are symmetrically arranged on the outer side of the annular cavity.
6. The annular elastic member expanding and compressing device as recited in claim 5, wherein two poking lugs are symmetrically arranged on the outer side of the rotating disc, and the poking lugs penetrate through the waist holes and are exposed out of the fixed disc.
7. The annular elastomeric stent graft compression device of any one of claims 1-6, The hook bodies are arranged in a ring shape or a ring-like shape.
8. The annular elastic member expanding and compressing device as recited in claim 7, wherein said rotary disk rotates to a first predetermined position, said arcuate projections are simultaneously disengaged from said arcuate slots, and said hooks are simultaneously retracted adjacent to the center of said rotary disk.
9. The annular elastomeric member expansion and compression device of claim 7 wherein said rotatable disk rotates to a second predetermined position, a plurality of said arcuate projections simultaneously entering a plurality of said arcuate slots, a plurality of said hooks simultaneously expanding away from the center of said rotatable disk.
10. The annular elastic member expanding and compressing device as recited in claim 7, wherein a hollowed-out portion is provided between two hooks of the same slider.

Description

Annular elastic piece expansion and compression device Technical Field The utility model relates to the technical field of 3C electronic product assembly, in particular to an annular elastic piece expanding and compressing device. Background With the development of society and the progress of science, new energy, 3C, semiconductor and other industry automation equipment are becoming more and more popular. When welding two annular or ring-like parts, synchronous fixing of annular products in all directions is a technical problem to be solved. In view of this, it is necessary to develop a ring-shaped elastic member expanding and pressing device. Disclosure of Invention In order to solve the technical problems, the utility model aims to disclose an annular elastic piece expanding and compressing device. In order to achieve the above object, the present utility model provides an expanding and compressing device for an annular elastic member, which comprises a fixed disc and a rotating disc; the fixed disc is provided with an annular cavity, and a plurality of slide ways are arranged along the inner side of the annular cavity; The rotating disc is embedded into the annular cavity, and a plurality of arc-shaped grooves are formed along the inner side of the rotating disc; A sliding block matched with each sliding way is arranged on each sliding way, an arc-shaped bulge and a first spring and a second spring which are symmetrically arranged on two sides of the arc-shaped bulge are arranged at the first end of each sliding block; The second end of the sliding block is provided with a hook body; the arc-shaped protrusions and the arc-shaped grooves are matched. Preferably, a plurality of the slides are arranged in a ring or ring-like shape. Preferably, the slideway is provided with a first step, and the sliding block is provided with a second step; The two ends of the first spring respectively prop against the second step and the inner side of the rotating disc, and the two ends of the second spring respectively prop against the second step and the inner side of the rotating disc. Preferably, a plurality of arc waist holes are arranged at the bottom of the annular cavity. Preferably, two waist holes are symmetrically arranged on the outer side of the annular cavity. Preferably, two poking lugs are symmetrically arranged on the outer side of the rotating disc, and penetrate through the waist hole and are exposed out of the fixed disc. Preferably, a plurality of the hook bodies are arranged in a ring shape or a ring-like shape. Preferably, the rotating disc rotates to a first preset position, a plurality of arc-shaped protrusions are synchronously separated from a plurality of arc-shaped grooves, and a plurality of hooks synchronously approach the circle center of the rotating disc and retract. Preferably, the rotating disc rotates to a second preset position, a plurality of arc-shaped bulges synchronously enter a plurality of arc-shaped grooves, and a plurality of hooks synchronously spread away from the circle center of the rotating disc. Preferably, a hollowed-out part is arranged between the two hook bodies positioned on the same sliding block. Compared with the prior art, the utility model has the following technical effects: The rotating disc is embedded into the annular cavity, and the rotating disc drives the sliding blocks to synchronously move along the slide way through the matching of the arc-shaped protrusions and the arc-shaped grooves in the rotating process, so that the sliding blocks synchronously shrink or expand the hook bodies in the moving process, and the annular parts or the ring-like parts are tightly pressed on the inner wall of the other annular parts during expansion, so that the annular parts or the ring-like parts have the advantages of consistent and synchronous pressing force in all directions. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic perspective view of an annular elastic member expanding and compressing device according to the present utility model. Fig. 2 is a schematic perspective view of the annular elastic member expanding and compressing device of the present utility model. Fig. 3 is a schematic perspective view of the annular elastic member expanding and compressing device of the present utility model. FIG. 4 is a schematic perspective view of a rotating disk and slider of the present utility model. Fig. 5 is a schematic perspective view of the fixing plate of the present utility model. Fig. 6 is a schematic perspective view of th