CN210147796U

CN210147796U - Grinding and polishing clamp

Info

Publication number: CN210147796U
Application number: CN201920227291.6U
Authority: CN
Inventors: 胡晓初; 黎兴棉
Original assignee: Zhuhai Super Intelligent Equipment Co Ltd
Current assignee: Zhuhai Super Intelligent Equipment Co Ltd
Priority date: 2019-02-18
Filing date: 2019-02-18
Publication date: 2020-03-17
Anticipated expiration: 2029-02-18

Abstract

The utility model discloses a grinding and polishing anchor clamps can realize that more stations grind the polishing, and effectively realize the required grinding and polishing pressure of part, and the grinding and polishing surface of protection part avoids advantages such as damage, including upper plate and part locating plate, be equipped with a plurality of parts on the part locating plate and hold the storehouse, the part holds the storehouse and is equipped with the upper and lower perforating hole structure that can hold the part, and the upper plate is located the top of part locating plate, and the bottom surface of upper plate is equipped with the elasticity damping mechanism that is used for stabilizing the top pressure of part. The utility model relates to a technical field of grinding and polishing processing.

Description

Grinding and polishing clamp

Technical Field

The utility model relates to a technical field of burnishing and polishing processing especially relates to a burnishing and polishing anchor clamps.

Background

In the prior art, surface treatment is performed on parts such as stainless steel parts, optical parts and the like, and the surface treatment comprises two methods of polishing and grinding. However, a plurality of surfaces of a general part need to be ground and polished, and the ground and polished surface is damaged by scratches, pressure damages and the like and is unqualified in a subsequent grinding and polishing process because of the need of fixing or receiving pressure. How to improve the clamp and enable the parts to be processed on the grinding disc qualitatively and quantitatively becomes the primary task in the processing field of the prior grinding and polishing technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving foretell technical problem, provide a burnishing and polishing anchor clamps, can realize more stations and carry out the burnishing and polishing, and effectively realize the required burnishing and polishing pressure of part, the damage is avoided to the burnishing and polishing surface of protection part.

The utility model discloses a realize through following technical scheme: the utility model provides a grinding and polishing anchor clamps, includes upper plate and part locating plate, is equipped with a plurality of parts on the part locating plate and holds the storehouse, and the part holds the storehouse and is equipped with the upper and lower perforating hole structure that can hold the part, and the upper plate is located the top of part locating plate, and the bottom surface of upper plate is equipped with the elasticity damping mechanism that is used for stabilizing the top pressure of part.

The elastic vibration reduction mechanism is a rubber pad, the top of the rubber pad is abutted to the bottom surface of the upper plate, and the bottom of the rubber pad is abutted to the upper surface of the part.

The elastic vibration reduction mechanism is a plurality of spring ejector block mechanisms, each spring ejector block mechanism comprises a spring and an ejector block which are arranged on the upper plate, a limiting screw which is connected with the upper plate and the ejector block is arranged, and the bottom surface of the ejector block is abutted to the upper surface of the part.

The upper through hole structure and the lower through hole structure of the part containing bin are provided with partition plate assemblies, each partition plate assembly comprises at least one partition plate, each partition plate assembly is provided with a connecting structure for fixing the parts, and a gap is formed between each partition plate assembly and the corresponding part containing bin.

The connecting structure is provided with a plurality of positioning columns or positioning holes matched with the parts.

Elastic damping mechanism is spring kicking block mechanism, and spring kicking block mechanism is including setting up spring and kicking block on the upper plate to and connect the stop screw of upper plate and kicking block, the upper surface of the bottom surface butt part of kicking block or the upper surface of baffle subassembly.

The top of the upper plate is provided with a cushion pad.

The bottom of part locating plate is equipped with wear-resisting piece, and the bottom of wear-resisting piece is the parallel and level with the bottom of part.

The wear-resistant block is CR12 grinding tool steel with the hardness range of 55-58 degrees after heat treatment.

The periphery cover of upper plate and part locating plate is equipped with the spacing collar.

The beneficial effects are that: compared with the prior art, the utility model discloses can realize more stations and carry out the abrasive polishing, and effectively realize the required abrasive polishing pressure of part, the abrasive polishing surface of protection part avoids the damage.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a 3D exploded view of one embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of one embodiment of the present invention;

FIG. 3 is a schematic view of a component alignment plate according to one embodiment of the present invention;

FIG. 4 is a top view of the portion A of FIG. 3 with the partition installed and two parts on either side of the partition;

fig. 5 is a 3D exploded view of a baffle and components according to one embodiment of the present invention;

fig. 6 is a 3D exploded view of a second embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a second embodiment of the present invention;

fig. 8 is a schematic view of the upper plate according to a second embodiment of the present invention;

wherein the reference numerals are:

1. the upper plate, 2, the part locating plate, 3, the storehouse is held to the part, 4, rubber pad, 5, spring, 6, kicking block, 6a, kicking block activity chamber, 7, stop screw, 8, baffle subassembly, 9, blotter, 10, wear-resisting piece, 11, spacing collar, 12, part.

Detailed Description

As shown in fig. 1-8, a grinding and polishing clamp comprises a top plate 1 and a part positioning plate 2, and further comprises a weighting pressing member, wherein the top of the top plate 1 is provided with the weighting pressing member, the part positioning plate 2 is provided with a plurality of part accommodating bins 3, each part accommodating bin 3 can accommodate more than one part 12 to be processed, each part accommodating bin 3 is equivalent to a processing station, preferably, the part positioning plate 2 is symmetrically provided with a plurality of part accommodating bins 3 to realize uniform force application and impact prevention when rotating relative to a grinding disc, the part accommodating bins 3 are provided with upper and lower through hole structures capable of accommodating the parts 12, the parts 12 penetrate through the upper and lower through hole structures and are abutted against the grinding disc downwards, the middle part of the parts 12 is well positioned in the frame of the upper and lower through hole structures to facilitate polishing or grinding, the upper surface of the parts 12 extends out of the upper and lower through hole structures, upper plate 1 is located the top of part locating plate 2, and the bottom surface of upper plate 1 is equipped with elastic vibration damping mechanism, and elastic vibration damping mechanism is used for stabilizing the top pressure of part 12, and elastic vibration damping mechanism's bottom butt part 12's upper surface for part 12 when grinding and polishing operation, reduces the fluctuation amount of pressure, and pressure is more stable. The embodiment of the elastic damping mechanism is a rubber pad 4, or a spring top block mechanism, wherein the embodiment of the rubber pad 4 has two embodiments: firstly, the top of the rubber pad 4 abuts against the bottom surface of the upper plate 1, the bottom of the rubber pad 4 abuts against the upper surface of the part 12, and the rubber pad 4 is clamped between the part 12 to be processed and the upper plate 1, so that the pressure is more stable during polishing or grinding operation, and disqualification caused by damage such as scratching and crushing of the surface of the part 12 which is ground and polished can be prevented; secondly, the rubber pad 4 can also be pressed on the upper plate 1. Another preferred embodiment of the elastic damping mechanism is: including one or more spring kicking block mechanisms, spring kicking block mechanism is including setting up spring 5 and kicking block 6 on upper plate 1, and connect upper plate 1 and kicking block 6's stop screw 7, spring 5 can overlap on stop screw 7 or establish the next door at stop screw 7, the bottom surface of kicking block 6 can butt part 12's upper surface, 6 rigid coupling stop screw 7 of kicking block are under the effect of spring force, do the removal of direction from top to bottom, cushion effectively and adjust gravity and the impulsive force that comes from upper plate 1, protect part 12's upper surface to avoid fish tail or damage, wherein, be equipped with kicking block activity chamber 6a of kicking block 6 on upper plate 1, provide the effect of activity direction for kicking block 6. The utility model discloses can realize more stations and carry out the abrasive polishing, and effectively realize the required abrasive polishing pressure of part 12, protect the abrasive polishing surface of part 12 to avoid the damage. Preferably, the upper surface of the part 12 is a non-machined surface, the bottom surface of the top block 6 abuts against the upper surface of the part 12, and the top block 6 is fixedly connected with the limit screw 7 and moves vertically under the action of the spring force, so that the upper surface of the part 12 is effectively protected from being scratched or damaged.

In the preferred embodiment, the top of the upper plate 1 is provided with a cushion pad 9. The cushion pad 9 plays a better buffering role between the weighting negative pressure piece and the upper plate 1, further adjusts the polishing and grinding pressure between the weighting negative pressure piece and the upper plate 1, and effectively and uniformly polishes and grinds the part 12 to be processed.

In the preferred embodiment, the upper and lower through hole structures of the part accommodating bin 3 are provided with the partition plate assembly 8, the partition plate assembly 8 comprises at least one partition plate, the partition plate assembly 8 is provided with a connecting structure for fixing the part 12, and a gap is formed between the partition plate assembly 8 and the part accommodating bin 3. The connecting structure of the baffle plate component 8 is a plurality of positioning columns or positioning holes matched with the parts 12. As shown in fig. 5, the connecting structure of the partition plate assembly 8 is a plurality of positioning posts matched with the part 12, and the corresponding positions on the part 12 are positioning holes, the positioning posts are matched with the positioning holes to perform a fixing function, otherwise, the connecting structure of the partition plate assembly 8 is a plurality of positioning holes matched with the part 12, and the corresponding positions on the part 12 are positioning posts, which are matched with the positioning holes to perform a fixing function, even the connecting structure of the partition plate assembly 8 and the part 12 respectively have positioning posts and positioning holes, which can be matched with each other to perform a fixing function. A gap is formed between the part accommodating bin 3 and the partition plate assembly 8, so that the partition plate assembly 8 can be conveniently arranged, the partition plate assembly 8 can position the parts 12, a plurality of parts 12 can be arranged in one station at the same time, the efficiency is improved, and the surfaces of the parts 12 can be prevented from being scraped by the inner wall of the part accommodating bin 3; in another embodiment, the partition plate assembly 8 comprises two opposite partition plates, and two machined surfaces of the part 12 are clamped between the two partition plates, so that the part 12 can be prevented from colliding with the inner wall of the part accommodating bin 3 when being installed or taken out, and scraping is avoided; in a further embodiment, the partition plate assembly 8 comprises two pairs of opposite partition plates, which enclose the four machined faces of the parts 12, and prevent the parts 12 from colliding with the inner wall of the parts storage 3 when they are loaded or unloaded, thereby causing scratches. In this case, the bottom surface of the top block 6 of the spring top block mechanism abuts against the upper surface of the component 12 or the partition board assembly 8, particularly the upper surface of the component 12 is a plane to be processed or a plane which is already processed, the top block 6 can abut against the upper surface of the partition board assembly 8, the top block 6 can be prevented from scratching or crushing the upper surface of the component 12, and therefore the upper surface of the component 12 can be effectively protected from being scratched or damaged.

In the preferred embodiment, the bottom of the part positioning plate 2 is provided with a wear-resistant block 10, and the bottom of the wear-resistant block 10 is flush with the bottom of the part 12. The wear-resistant block 10 can stabilize the polishing surface or the grinding surface of the part 12, and the polishing or grinding quality is guaranteed. The wear block 10 is preferably CR12 abrasive tool steel having a hardness after heat treatment in the range of 55-58 degrees. Wherein the Cr12 die steel is one of the representative steel grades of the high-carbon high-chromium type cold-work die steel. The high-strength wear-resistant steel contains 2.00-2.30% of C and 11.00-13.00% of Cr11 in extremely high mass fraction, belongs to ledeburite steel, has high hardenability, hardenability and wear resistance, and is an excellent auxiliary tool for polishing or grinding.

In the preferred embodiment, the periphery of the upper plate 1 and the part positioning plate 2 is sleeved with a spacing ring 11. The limiting ring 11 can hold the upper plate 1 and the part positioning plate 2 together, so that the upper plate and the part positioning plate are stably pressed together, play and impact are prevented, and the polishing or grinding quality is ensured.

The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides a grinding and polishing anchor clamps, includes that overhead board (1) and part locating plate (2), its characterized in that is equipped with a plurality of parts on part locating plate (2) and holds storehouse (3), and the part holds storehouse (3) and is equipped with the upper and lower perforating hole structure that can hold part (12), and overhead board (1) is located the top of part locating plate (2), and the bottom surface of overhead board (1) is equipped with the elastic damping mechanism who is used for stabilizing the top pressure of part (12).

2. A grinding and polishing jig according to claim 1, wherein the elastic vibration damping means is a rubber pad (4), the top of the rubber pad (4) abuts against the bottom surface of the upper plate (1), and the bottom of the rubber pad (4) abuts against the upper surface of the member (12).

3. A grinding and polishing jig according to claim 1, characterized in that the elastic damping mechanism is a plurality of spring top block mechanisms, each spring top block mechanism comprises a spring (5) and a top block (6) arranged on the upper plate (1), and a limit screw (7) connecting the upper plate (1) and the top block (6), and the bottom surface of the top block (6) abuts against the upper surface of the component (12).

4. The grinding and polishing clamp according to claim 1, wherein a partition plate assembly (8) is arranged in the upper and lower through hole structures of the part accommodating bin (3), the partition plate assembly (8) comprises at least one partition plate, a connecting structure for fixing the part (12) is arranged on the partition plate assembly (8), and a gap is arranged between the partition plate assembly (8) and the part accommodating bin (3).

5. A grinding and polishing fixture according to claim 4, characterized in that the connecting structure is a plurality of positioning posts or holes for fitting with the parts (12).

6. A grinding and polishing fixture according to claim 4, characterized in that the elastic damping mechanism is a spring top block mechanism, the spring top block mechanism comprises a spring (5) and a top block (6) arranged on the upper plate (1), and a limit screw (7) connecting the upper plate (1) and the top block (6), and the bottom surface of the top block (6) abuts against the upper surface of the component (12) or the upper surface of the partition plate assembly (8).

7. A grinding and polishing jig according to claim 1, characterized in that the top of the upper plate (1) is provided with a cushion pad (9).

8. A grinding and polishing clamp according to claim 7, characterized in that the bottom of the part positioning plate (2) is provided with a wear-resistant block (10), and the bottom of the wear-resistant block (10) is flush with the bottom of the part (12).

9. The grinding and polishing jig of claim 8, wherein the wear-resistant block (10) is CR12 grinding tool steel having a hardness after heat treatment in the range of 55-58 degrees.

10. The grinding and polishing clamp as claimed in claim 1, characterized in that the upper plate (1) and the part positioning plate (2) are sleeved with a spacing ring (11) at the periphery.