CN218169971U

CN218169971U - Cutting piece fastening structure

Info

Publication number: CN218169971U
Application number: CN202222026770.6U
Authority: CN
Inventors: 郭丽华; 马琳; 杨崇阳
Original assignee: Yangzhong Hongzhou Abrasives Co ltd
Current assignee: Yangzhong Hongzhou Abrasives Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-30
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a cutting piece installation field specifically discloses a cutting piece fastening structure, include: the outer wall of the rotating shaft is connected with a plurality of limiting rods in a sliding manner, and one end of each limiting rod is fixedly connected with a limiting block; the fixed sleeve is sleeved on the outer wall of the rotating shaft, one end of the fixed sleeve is fixedly connected with the cutting piece, and the side wall of the fixed sleeve is clamped with the limiting block; and a thread bush, threaded connection is on the outer wall of pivot, through the pot head with fixed cover on the outer wall of pivot and remove, the one end of fixed cover and one side slope of stopper are connected, and pass through compression spring with stopper and gag lever post and move down in the sliding tray, when the through-hole removed the outside of gag lever post, bounce the gag lever post under the reaction force of spring, let the gag lever post pass the through-hole, when continuing to remove fixed cover, let the inner wall of stopper and spacing groove contact, fix fixed cover.

Description

Cutting piece fastening structure

Technical Field

The utility model relates to a cutting piece installation field specifically is a cutting piece fastening structure.

Background

The cutting blade belongs to a grinding wheel, is used for cutting common steel, stainless steel metal and non-metal thin slices made of abrasive materials, binding agent resin and the like, and is divided into a resin cutting blade and a diamond cutting blade.

Among the prior art, cutting piece when the installation, generally set up two clamp plates at cutting piece both ends, two clamp plates deviate from the one end setting of cutting piece and pivot threaded connection's nut in the pivot, then press the cutting piece admittedly between the clamp plate through nut butt clamp plate.

However, when the cutting blade needs to be disassembled, the nut needs to be unscrewed by a special tool such as a wrench to complete the disassembly, and the disassembly is difficult when no special tool is available.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting piece fastening structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cutting blade fastening structure, the cutting blade fastening structure comprising:

the outer wall of the rotating shaft is connected with a plurality of limiting rods in a sliding manner, and one end of each limiting rod is fixedly connected with a limiting block;

the fixed sleeve is sleeved on the outer wall of the rotating shaft, one end of the fixed sleeve is fixedly connected with the cutting piece, and the side wall of the fixed sleeve is clamped with the limiting block; and

threaded sleeve, threaded connection are on the outer wall of pivot, and one end rotates and is connected with the fixed plate, and one side joint of connecting block and cutting piece is passed through to the one end of fixed plate.

Preferably, threaded groove has been seted up on the one end lateral wall of pivot, a plurality of sliding tray has evenly been seted up on the outer wall of pivot, equal fixedly connected with spring on the bottom inner wall of every sliding tray.

Preferably, one end of the limiting rod, which is far away from the limiting block, is slidably inserted into the sliding groove and is fixedly connected with the other end of the spring.

Preferably, the side wall of the fixed sleeve is uniformly provided with a plurality of through holes, and one side of each through hole is provided with a limit groove.

Preferably, one end of the limiting rod penetrates through the through hole, and one end of the limiting block is in contact with the inner wall of the limiting groove.

Preferably, a plurality of connecting grooves are formed in the side wall of one end, far away from the fixing sleeve, of the cutting piece.

Preferably, the inner wall of the threaded sleeve is in threaded connection with the outer wall of the threaded groove, the connecting block is provided with a plurality of connecting blocks, and the connecting blocks are fixedly and uniformly connected to the side wall of one end, far away from the threaded sleeve, of the fixing plate.

Preferably, the connection block is inserted into the connection groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. one end of the fixed sleeve is sleeved on the outer wall of the rotating shaft and moves, one end of the fixed sleeve is connected with one side slope of the limiting block, the limiting block and the limiting rod move downwards in the sliding groove through the compression spring, when the through hole moves to the outer side of the limiting rod, the limiting rod is bounced under the counterforce of the spring to pass through the through hole, and when the fixed sleeve continues to move, the limiting block is contacted with the inner wall of the limiting groove to fix the fixed sleeve,

2. through rotating the thread bush, the thread bush passes through the thread groove and moves on the lateral wall of pivot, contacts the one end of fixed plate and the other end lateral wall of cutting piece, fixes the other end of cutting piece to be convenient for dismouting cutting piece.

Drawings

FIG. 1 is a schematic front sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure of area A in FIG. 1 according to the present invention;

fig. 3 is a schematic diagram of the fixing plate structure of the present invention.

In the figure: 1. a rotating shaft; 2. a sliding groove; 3. a spring; 4. a limiting rod; 5. a limiting block; 6. fixing a sleeve; 7. a through hole; 8. a limiting groove; 9. cutting the slices; 10. connecting grooves; 11. a thread groove; 12. a threaded sleeve; 13. a fixing plate; 14. and (4) connecting the blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

The first embodiment is as follows:

referring to fig. 1-3, the present invention provides a technical solution: a cutting blade fastening structure is characterized in that: the cutting blade fastening structure includes: the rotating shaft 1 is characterized in that the outer wall of the rotating shaft 1 is connected with a plurality of limiting rods 4 in a sliding mode, and one end of each limiting rod 4 is fixedly connected with a limiting block 5; the fixed sleeve 6 is sleeved on the outer wall of the rotating shaft 1, one end of the fixed sleeve is fixedly connected with a cutting blade 9, and the side wall of the fixed sleeve 6 is clamped with the limiting block 5; the thread bushing 12 is in threaded connection with the outer wall of the rotating shaft 1, a plurality of anti-skidding blocks are uniformly and fixedly connected to the outer wall of the thread bushing 12, the effect of facilitating rotation of the thread bushing 12 is achieved, one end of the fixed plate 13 is rotatably connected with a fixed plate 13, one end of the fixed plate 13 is clamped with one side of the cutting piece 9 through a connecting block 14, a thread groove 11 is formed in the side wall of one end of the rotating shaft 1, a plurality of sliding grooves 2 are uniformly formed in the outer wall of the rotating shaft 1, a spring 3 is fixedly connected to the inner wall of the bottom end of each sliding groove 2, one end, far away from the limiting block 5, of the limiting rod 4 is inserted into the sliding groove 2 in a sliding mode and is fixedly connected with the other end of the spring 3, a plurality of through holes 7 are uniformly formed in the side wall of the fixed sleeve 6, a limiting groove 8 is formed in one side of each through hole 7, one end of the limiting rod 4 penetrates through holes 7, and one end of the limiting block 5 is in contact with the inner wall of the limiting groove 8;

through the pot head with fixed cover 6 on the outer wall of pivot 1 and remove, the one end of fixed cover 6 and the one side slope of stopper 5 are connected, and move down stopper 5 and gag lever post 4 in sliding tray 2 through compression spring 3, when through-hole 7 removed the outside of gag lever post 4, bounce gag lever post 4 under the reaction force of spring 3, let gag lever post 4 pass through-hole 7, when continuing to remove fixed cover 6, let stopper 5 and spacing groove 8's inner wall contact, fix fixed cover 6.

Example two:

on the basis of the first embodiment, in order to fix the other end of the cutting blade 9, the inner wall of the threaded sleeve 12 is in threaded connection with the outer wall of the threaded groove 11, a plurality of connecting blocks 14 are arranged, and the connecting blocks 14 are fixedly and uniformly connected to the side wall of one end, far away from the threaded sleeve 12, of the fixing plate 13;

by rotating the screw sleeve 12, the screw sleeve 12 moves on the side wall of the rotating shaft 1 through the screw groove 11, and one end of the fixing plate 13 is contacted with the side wall of the other end of the cutting blade 9, and the other end of the cutting blade 9 is fixed.

Example three:

on the basis of the second embodiment, in order to connect the fixing plate 13 and the cutting blade 9 more firmly, the side wall of one end of the cutting blade 9 far away from the fixing sleeve 6 is provided with a plurality of connecting grooves 10, and the connecting block 14 is inserted into the connecting grooves 10;

when the threaded sleeve 12 drives the fixing plate 13 to contact with the cutting blade 9, the connecting block 14 is inserted into the connecting groove 10, so that the fixing plate 13 and the cutting blade 9 are connected more firmly.

During the in-service use, through the pot head of fixing cover 6 on the outer wall of pivot 1 and remove, the one end of fixing cover 6 and the one side slope of stopper 5 are connected, and move stopper 5 and gag lever post 4 down in sliding tray 2 through compression spring 3, when through-hole 7 removed the outside of gag lever post 4, bounce gag lever post 4 under the reaction force of spring 3, let gag lever post 4 pass through-hole 7, when continuing to remove fixed cover 6, let the inner wall of stopper 5 and spacing groove 8 contact, fix fixed cover 6, through rotating thread bush 12, thread bush 12 moves on the lateral wall of pivot 1 through thread groove 11, contact the one end of fixed plate 13 and the other end lateral wall of cutting piece 9, fix the other end of cutting piece 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A cutting blade fastening structure is characterized in that: the cutting blade fastening structure includes:

the device comprises a rotating shaft (1), wherein the outer wall of the rotating shaft (1) is connected with a plurality of limiting rods (4) in a sliding mode, and one end of each limiting rod (4) is fixedly connected with a limiting block (5);

the fixing sleeve (6) is sleeved on the outer wall of the rotating shaft (1), one end of the fixing sleeve is fixedly connected with a cutting blade (9), and the side wall of the fixing sleeve (6) is clamped with the limiting block (5); and

threaded sleeve (12), threaded connection is on the outer wall of pivot (1), and one end rotates and is connected with fixed plate (13), and one side joint of connecting block (14) and cutting piece (9) is passed through to the one end of fixed plate (13).

2. The cutting blade fastening structure according to claim 1, wherein: threaded groove (11) have been seted up on the one end lateral wall of pivot (1), a plurality of sliding tray (2) have evenly been seted up on the outer wall of pivot (1), equal fixedly connected with spring (3) on the bottom inner wall of every sliding tray (2).

3. A cutting blade fastening structure as set forth in claim 2, wherein: one end, far away from the limiting block (5), of the limiting rod (4) is inserted into the sliding groove (2) in a sliding mode and is fixedly connected with the other end of the spring (3).

4. The cutting blade fastening structure according to claim 1, wherein: a plurality of through holes (7) are uniformly formed in the side wall of the fixing sleeve (6), and a limiting groove (8) is formed in one side of each through hole (7).

5. The cutting blade fastening structure according to claim 4, wherein: one end of the limiting rod (4) penetrates through the through hole (7), and one end of the limiting block (5) is in contact with the inner wall of the limiting groove (8).

6. The cutting blade fastening structure according to claim 1, wherein: and a plurality of connecting grooves (10) are formed in the side wall of one end, far away from the fixed sleeve (6), of the cutting blade (9).

7. The cutting blade fastening structure according to claim 1, wherein: the inner wall of the threaded sleeve (12) is in threaded connection with the outer wall of the threaded groove (11), the connecting block (14) is provided with a plurality of connecting blocks, and the connecting blocks (14) are fixedly and uniformly connected onto the side wall of one end, away from the threaded sleeve (12), of the fixing plate (13).

8. The cutting blade fastening structure according to claim 1, wherein: the connecting block (14) is inserted into the connecting groove (10).