CN216803062U

CN216803062U - Metal sintering back velvet grinding piece

Info

Publication number: CN216803062U
Application number: CN202123441216.6U
Authority: CN
Inventors: 崔剑川; 崔蕤
Original assignee: Henan Xiuchuan New Material Technology Co ltd
Current assignee: Henan Xiuchuan New Material Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-24
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a metal sintering back fluff grinding plate, which comprises: the abrasive disc body, the through-hole has been seted up to the central point of abrasive disc body, the abrasive disc body is including the layer of polishing, the basic unit, articulamentum and fine grinding layer, the layer of polishing comprises a plurality of polishing mechanism of group, every polishing mechanism of group includes that a plurality of is the polishing block of annular distribution, form the annular between the adjacent polishing mechanism of group, the polishing layer surface just is located and still is formed with the baffle box between the adjacent polishing block, the baffle box sets up a plurality of altogether and is the arc structure and uses the polishing layer center to be the annular distribution as the axle center. According to the utility model, the plurality of grinding blocks are arranged on the grinding surface of the grinding disc, the arc-shaped guide groove and the annular groove are formed among the grinding blocks, the annular groove is beneficial to the movement of internal scraps, the guide groove is in an arc-shaped structure and is influenced by centrifugal force in the rotating process, the grinding scraps can be led out along the guide groove, and meanwhile, heat is brought out, so that the grinding efficiency is improved and the service life of the grinding disc is prolonged.

Description

Metal sintering back velvet grinding piece

Technical Field

The utility model relates to the technical field of grinding discs, in particular to a metal sintering back fluff grinding disc.

Background

The grinding is to use abrasive particles coated or pressed on a grinding tool, and the grinding method is usually adopted for processing requirements on flatness of the surface of a workpiece.

At present, the in-process that current abrasive disc was polished is not convenient for lead out the heat that produces the piece of polishing and the in-process of polishing, causes the piece of polishing to pile up between piece and the abrasive disc, influences the efficiency of polishing, needs whole abandoning after big wear surface wearing and tearing simultaneously, has caused certain waste. For this reason, a new scheme needs to be designed to give improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a metal sintering back velvet grinding sheet, which solves the problems that grinding scraps and heat generated in the grinding process are inconvenient to lead out in the grinding process of the conventional grinding sheet, the scraps are accumulated between a grinding piece and the grinding sheet to influence the grinding efficiency, and meanwhile, the whole grinding sheet needs to be discarded after a large grinding surface is worn, so that certain waste is caused, and the actual use requirement is met.

In order to achieve the purpose, the utility model provides the following technical scheme: a metal sintered back-fluff abrasive sheet comprising: the abrasive disc body, the through-hole has been seted up to abrasive disc body's central point, abrasive disc body is including polishing layer, basic unit, articulamentum and fine grinding layer, polishing layer comprises a plurality of grinding machanism of group, and every grinding machanism of group includes that a plurality of is the piece of polishing that the annular distributes, forms the annular between the adjacent grinding machanism of group, and the layer surface of polishing just is located and still is formed with the baffle box between the adjacent piece of polishing, the baffle box sets up a plurality of altogether and is the arc structure and uses the layer center of polishing to be the annular and distribute as the axle center.

As a preferable mode of the present invention, the connection layer is made of a hard rubber material, and six connection holes arranged in a triangular shape are formed on the surface of the connection layer.

As a preferable mode of the present invention, the back surface of the connection layer is provided with a plurality of protrusions, and the protrusions are in a hexagonal structure.

As a preferable mode of the present invention, the polishing blocks are all fixed on the surface of the base layer, six cylindrical nuts corresponding to the connection holes are disposed on the back of the base layer, and the end portions of the cylindrical nuts extend into the connection holes and are fastened by bolts.

As a preferable mode of the present invention, the surface of the fine grinding layer is a suede surface, and the back of the fine grinding layer is coated with glue and is connected with the back of the connection layer by gluing.

As a preferable mode of the utility model, the grinding block is in a quadrilateral structure, two side walls of the grinding block are both arc-shaped, and corners of the grinding block are subjected to fillet treatment.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the plurality of grinding blocks are arranged on the grinding surface of the grinding disc, the arc-shaped guide groove and the annular groove are formed between the grinding blocks, the annular groove is beneficial to the movement of internal scraps, the guide groove is in an arc-shaped structure and is influenced by centrifugal force in the rotating process, the grinding scraps can be led out along the guide groove, heat is taken out, the grinding efficiency is improved, and the service life of the grinding disc is prolonged.

(2) According to the utility model, the cylindrical nut is arranged at the back of the polishing layer and is fixed with the connecting layer through the bolt, so that the polishing layer can be independently replaced after being worn, and the waste is reduced.

Drawings

FIG. 1 is a block diagram of a metal sintered back fluff grinding chip in accordance with the present invention;

FIG. 2 is a block diagram of a polishing layer according to the present invention;

fig. 3 is a structural view of the connection layer according to the present invention.

In the figure, 1, a grinding plate body; 2. polishing the layer; 3. a base layer; 4. a connecting layer; 5. finely grinding the layer; 6. a through hole; 7. grinding blocks; 8. a material guide chute; 9. a ring groove; 10. a protrusion; 11. connecting holes; 12. and (4) bolts.

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. 1-3, the present invention provides a technical solution: a metal sintered back-fluff abrasive sheet comprising: abrasive disc body 1, abrasive disc body 1's central point puts and has seted up through-hole 6, abrasive disc body 1 is including polishing layer 2, basic unit 3, articulamentum 4 and fine grinding layer 5, polishing layer 2 comprises a plurality of grinding machanism of group, every grinding machanism of group includes that a plurality of is the piece 7 of polishing that the ring distributes, form annular 9 between the adjacent grinding machanism of group, polishing layer 2 surface just is located and still is formed with baffle box 8 between the adjacent piece 7 of polishing, baffle box 8 sets up a plurality of altogether and is the arc structure and uses polishing layer 2 center to be the ring distribution as the axle center, the piece of polishing has baffle box 8 and annular 9 at the in-process of polishing, receive centrifugal force's influence and scatter to all around automatically, and derive through annular 9 and baffle box 8, carry over inside heat simultaneously, and service life is prolonged.

In a further improvement, the connecting layer 4 is made of hard rubber materials, six connecting holes 11 which are arranged in a triangular shape are formed in the surface of the connecting layer 4, the connecting holes 11 are connected with cylindrical nuts on the back of the base layer 3, and the connecting holes 11 of the triangular structure have good structural strength.

Further improve ground, the back of articulamentum 4 is provided with a plurality of arch 10, and arch 10 is the hexagon structure, improves and the joint strength between the fine grinding layer 5, avoids taking place the phenomenon that fine grinding layer 5 drops at the in-process of polishing.

Further improve ground, the sanding block 7 is all fixed on 3 surfaces of basic unit admittedly, and the back of basic unit 3 is provided with six cylinder nuts that correspond with connecting hole 11, and the cylinder nut tip extends to in the connecting hole 11 and adopts bolt 12 fastening, is convenient for change basic unit 3, and the articulability layer 4 can repetitious usage, reduces the wasting of resources.

In a further improved mode, the surface of the fine grinding layer 5 is a suede surface, glue is coated on the back of the fine grinding layer 5 and is connected with the back surface of the connecting layer 4 in a gluing mode through the glue, and the fine grinding layer 5 is convenient to replace.

Specifically, the polishing block 7 is of a quadrilateral structure, two side walls of the polishing block 7 are arc-shaped, and corners of the polishing block 7 are subjected to fillet treatment.

When the grinding disc grinding machine is used, the plurality of grinding blocks 7 are arranged on the grinding surface of the grinding disc, the arc-shaped guide grooves 8 and the annular grooves 9 are formed among the grinding blocks 7, the annular grooves 9 are beneficial to movement of internal scraps, the guide grooves 8 are in arc-shaped structures and are influenced by centrifugal force in the rotating process, the grinding scraps can be led out along the guide grooves 8, heat is taken out, the grinding efficiency is improved, and the service life of the grinding disc is prolonged. Through at the layer 2 back installation cylinder nut that polishes to it is fixed with articulamentum 4 through bolt 12, can change alone after the layer 2 wearing and tearing of polishing, it is extravagant to reduce.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A metal sintered back-fluff abrasive sheet comprising: abrasive disc body (1), through-hole (6), its characterized in that have been seted up to the central point of abrasive disc body (1): grinding piece body (1) is including polishing layer (2), basic unit (3), articulamentum (4) and fine grinding layer (5), polishing layer (2) comprises a plurality of grinding machanism of organizing, and every grinding machanism of organizing includes that a plurality of is the piece (7) of polishing that the annular distributes, forms annular (9) between the adjacent grinding machanism of organizing, and layer (2) surface of polishing just is located and still is formed with baffle box (8) between adjacent piece (7) of polishing, baffle box (8) set up a plurality of altogether and are the arc structure and use layer (2) center of polishing to be the annular distribution as the axle center.

2. The metal sintered back fluff grinding chip of claim 1, wherein: the connecting layer (4) is made of hard rubber materials, and six connecting holes (11) which are arranged in a triangular shape are formed in the surface of the connecting layer (4).

3. The metal sintered back fluff grinding chip of claim 1, wherein: the back of the connecting layer (4) is provided with a plurality of bulges (10), and the bulges (10) are of a hexagonal structure.

4. The metal sintered back fluff abrasive flake of claim 2, wherein: the polishing block (7) is fixedly and uniformly fixed on the surface of the base layer (3), six cylindrical nuts corresponding to the connecting holes (11) are arranged on the back of the base layer (3), and the end parts of the cylindrical nuts extend into the connecting holes (11) and are fastened by bolts (12).

5. The metal sintered back fluff grinding chip of claim 1, wherein: the surface of the fine grinding layer (5) is a suede surface, and the back of the fine grinding layer (5) is coated with glue and is connected with the back of the connecting layer (4) in a gluing mode through the glue.

6. The metal sintered back fluff grinding chip of claim 1, wherein: the polishing blocks (7) are of quadrilateral structures, two side walls of each polishing block (7) are arc-shaped, and corners of the polishing blocks (7) are subjected to fillet treatment.