CN113442065A

CN113442065A - Thickness easily-adjustable planetary wheel

Info

Publication number: CN113442065A
Application number: CN202110784504.7A
Authority: CN
Inventors: 张立妹
Original assignee: Zhejiang Kaili Electronic Co ltd
Current assignee: Zhejiang Kaili Electronic Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-09-28

Abstract

The invention discloses a thickness easily-adjustable planetary wheel, which comprises a bottom plate, wherein a gear ring is arranged on the circumferential outer wall of the bottom plate, a group of workpiece positioning holes are formed in the bottom plate, a plurality of thickening sheets are stacked above the bottom plate, a group of workpiece positioning holes are formed in the thickening sheets, the workpiece positioning holes in the thickening sheets are overlapped with the workpiece positioning holes in a bottom plate, a threaded hole is formed in the center of the bottom plate, a through hole is formed in the center of each thickening sheet, a sheet pressing groove is formed in the upper part of each through hole, a screw rod penetrates through each through hole, the bottom of each screw rod is in threaded connection with the corresponding threaded hole, a pressing sheet is arranged at the top of each screw rod, and the pressing sheets are clamped in the corresponding sheet pressing grooves. The invention has reasonable design, easy assembly, strong applicability and high adjustability.

Description

Thickness easily-adjustable planetary wheel

Technical Field

The invention relates to the technical field of wandering star wheels, in particular to a wandering star wheel with an easily-adjustable thickness.

Background

The wandering wheel is a fixture applied to various plane polishing procedures of glass, lenses, precious stones, silicon wafers, hard disks and the like, and is also called as a polishing jig, a polishing pad and the like. Present prior wandering star wheel is mostly the integral type structure, need dispose corresponding wandering star wheel to the product of a specification, often has other parameters unanimous in the actual production process, and only the product that the thickness is different needs the polishing, and the wandering star wheel of integral type structure then can not hold concurrently between the product of different thickness. Therefore, in order to reduce the processing cost, a planetary gear of an easily adjustable thickness type is required.

Disclosure of Invention

The invention aims to provide a planetary wheel with an easily adjustable thickness, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an easy regulation type wandering star wheel of thickness, includes the film, be provided with the ring gear on the circumference outer wall of film, be provided with a set of work piece locating hole on the film, the film top has stacked a plurality of bodiness pieces, be provided with a set of work piece locating hole on the bodiness piece, the work piece locating hole on the bodiness piece overlaps with the work piece locating hole position on the bottom plate, film center department is provided with the screw hole, bodiness piece center department is provided with the perforation, fenestrate upper portion is provided with the tabletting groove, wear to be equipped with the screw rod in the perforation, screw rod bottom and screw hole threaded connection, the screw rod top is provided with the preforming, the preforming joint is in the tabletting groove.

Preferably, a set of positioning block grooves are respectively arranged on the upper end face of the bottom sheet and the upper end face and the lower end face of the thickening sheet, and positioning blocks are clamped in the positioning grooves.

Preferably, a group of positioning block grooves on the upper end surface of the thickening sheet and a group of positioning block grooves on the lower end surface of the thickening sheet are staggered.

Preferably, the positioning groove and the positioning block are of round cake-shaped structures, and the depth of the positioning groove is equal to half of the thickness of the positioning block.

Preferably, the top of the screw is provided with a hexagonal prism-shaped wrench groove.

Preferably, the edges of the upper end face and the lower end face of the positioning block are provided with chamfers.

Preferably, an inner groove is formed in the upper end face of the positioning block, and a rib is arranged at the center of the inner groove.

Preferably, a pair of clearance grooves is formed in the circumferential inner wall of the workpiece positioning hole.

Compared with the prior art, the invention has the beneficial effects that: when the polishing device is used, the number of layers of the stacked thickening sheets can be selected according to the thickness of a polishing workpiece, after the thickening sheets are stacked, the thickening sheets are fixedly connected with the bottom sheet through the screw, and the pressing sheets are clamped in the pressing grooves to keep the upper end surfaces of the planetary gears smooth. The positioning block is clamped in the positioning grooves at the upper side and the lower side to position the thickening sheet. The wrench groove is matched with the inner hexagonal wrench for screwing the screw. The chamfer angle facilitates the clamping of the positioning block into the positioning block groove. The arrangement of inner groovy and rib conveniently gets and puts the locating piece. The clearance groove is convenient for taking and placing workpieces. The invention has reasonable design, easy assembly, strong applicability and high adjustability.

Drawings

FIG. 1 is a schematic structural diagram of a planetary wheel with an easily adjustable thickness;

fig. 2 is a schematic structural diagram of a positioning block in a thickness-adjustable planetary gear.

In the figure: 1-bottom plate, 2-gear ring, 3-thickening sheet, 4-workpiece positioning hole, 5-clearance groove, 6-positioning groove, 7-positioning block, 8-threaded hole, 9-perforation, 10-pressing groove, 11-screw rod, 12-wrench groove, 13-pressing sheet, 14-inner groove, 15-rib and 16-chamfer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides an easy regulation type wandering star wheel of thickness, includes film 1, be provided with ring gear 2 on the circumference outer wall of film 1, be provided with a set of work piece locating hole 4 on

film

1, 1 top of film stacks and has a plurality of thickened pieces 3, be provided with a set of work piece locating hole 4 on the thickened piece 3, work piece locating hole 4 on the thickened piece 3 overlaps with the work piece locating hole position on the

bottom plate

1, 1 center department of film is provided with

screw hole

8, 3 center departments of thickened piece are provided with perforation 9, the upper portion of perforation 9 is provided with presses piece groove 10, wear to be equipped with screw rod 11 in the perforation 9, screw rod 11 bottom and screw hole 8 threaded connection, screw rod 11 top is provided with preforming 13, preforming 13 joint is in pressing piece groove 10.

When the polishing device is used, the number of layers of the stacked thickening sheets 3 can be selected according to the thickness of a polishing workpiece, after the thickening sheets 3 are stacked, the thickening sheets 3 are fixedly connected with the bottom sheet 1 through the screw rods 11, and the pressing sheets 13 are clamped in the pressing sheet grooves 10 to keep the upper end faces of the planetary gears smooth.

Preferably, a set of positioning block grooves 6 are respectively arranged on the upper end face of the bottom plate 1 and the upper end face and the lower end face of the thickening sheet 3, and positioning blocks 7 are clamped in the positioning grooves 6.

Preferably, the set of positioning block grooves 6 on the upper end face of the thickening sheet 3 are staggered with the set of positioning block grooves 6 on the lower end face.

Preferably, the positioning groove 6 and the positioning block 7 are provided with a round cake-shaped structure, and the depth of the positioning groove 6 is equal to half of the thickness of the positioning block 7.

The positioning blocks 7 are clamped in the positioning grooves 6 at the upper side and the lower side to position the thickening sheets 3.

Preferably, the top of the screw 11 is provided with a hexagonal prism-shaped wrench groove 12.

The wrench groove 12 cooperates with an allen wrench for screwing the screw 11.

Preferably, the edges of the upper end face and the lower end face of the positioning block 7 are provided with chamfers 16.

The chamfer 16 facilitates the snap-fitting of the positioning block 7 into the positioning block groove 6.

Preferably, an inner groove 14 is arranged on the upper end surface of the positioning block 7, and a rib 15 is arranged at the center of the inner groove 14.

The arrangement of the inner grooves 14 and the ribs 15 facilitates taking and placing of the positioning blocks 7.

Preferably, a pair of clearance grooves 5 are formed on the circumferential inner wall of the workpiece positioning hole 4.

The clearance groove 5 is convenient for taking and placing workpieces.

The working principle of the invention is as follows: when the polishing device is used, the number of layers of the stacked thickening sheets 3 can be selected according to the thickness of a polishing workpiece, after the thickening sheets 3 are stacked, the thickening sheets 3 are fixedly connected with the bottom sheet 1 through the screw rods 11, and the pressing sheets 13 are clamped in the pressing sheet grooves 10 to keep the upper end faces of the planetary gears smooth. The positioning blocks 7 are clamped in the positioning grooves 6 at the upper side and the lower side to position the thickening sheets 3. The wrench groove 12 cooperates with an allen wrench for screwing the screw 11. The chamfer 16 facilitates the snap-fitting of the positioning block 7 into the positioning block groove 6. The arrangement of the inner grooves 14 and the ribs 15 facilitates taking and placing of the positioning blocks 7. The clearance groove 5 is convenient for taking and placing workpieces.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a thickness easily adjusts type wandering star wheel, includes film (1), its characterized in that: the outer wall of the circumference of the bottom plate (1) is provided with a gear ring (2), the bottom plate (1) is provided with a group of workpiece positioning holes (4), a plurality of thickening sheets (3) are stacked above the bottom sheet (1), a group of workpiece positioning holes (4) are arranged on the thickening sheets (3), the workpiece positioning holes (4) on the thickening sheets (3) are overlapped with the workpiece positioning holes on the bottom plate (1), a threaded hole (8) is arranged at the center of the bottom plate (1), a through hole (9) is arranged at the center of the thickening sheet (3), the upper part of the perforation (9) is provided with a pressure sheet groove (10), a screw rod (11) penetrates through the perforation (9), the bottom of the screw rod (11) is in threaded connection with the threaded hole (8), a pressing sheet (13) is arranged at the top of the screw rod (11), and the pressing sheet (13) is clamped in the pressing sheet groove (10).

2. The planetary wheel of claim 1, wherein: the upper end face of the bottom sheet (1) and the upper end face and the lower end face of the thickening sheet (3) are respectively provided with a group of positioning block grooves (6), and positioning blocks (7) are connected in the positioning grooves (6) in a clamping mode.

3. The planetary gear of claim 2, wherein: and a group of positioning block grooves (6) on the upper end surface of the thickening sheet (3) and a group of positioning block grooves (6) on the lower end surface are staggered.

4. A thickness-adjustable planetary gear according to claim 3, wherein: the positioning groove (6) and the positioning block (7) are provided with round cake-shaped structures, and the depth of the positioning groove (6) is equal to one half of the thickness of the positioning block (7).

5. The planetary gear of claim 4, wherein: the top of the screw rod (11) is provided with a hexagonal prism-shaped wrench groove (12).

6. The planetary gear of claim 5, wherein: and chamfers (16) are arranged on the edges of the upper end face and the lower end face of the positioning block (7).

7. The planetary gear of claim 6, wherein: an inner groove (14) is formed in the upper end face of the positioning block (7), and a rib (15) is arranged at the center of the inner groove (14).

8. The easy thickness adjustment type planetary gear according to claim 7, wherein: and a pair of clearance grooves (5) are formed in the circumferential inner wall of the workpiece positioning hole (4).