Wall grinding disc

Abstract

The utility model provides a wall grinding disc which comprises a PC framework, a metal embedded part, a polyurethane foaming ring and thorn fur, the PC framework comprises a connecting piece, the metal embedded part is fixedly connected with the connecting piece, the polyurethane foaming ring is fixedly connected to the bottom of the PC framework, and the thorn fur is fixedly installed at the bottom of the polyurethane foaming ring. Trapezoidal grooves are evenly formed in the inner wall of the connecting piece, annular protrusions are arranged on the inner wall of the connecting piece, trapezoidal protruding blocks are integrally formed and evenly arranged on the outer wall of the metal embedded part, the trapezoidal protruding blocks are matched with the trapezoidal grooves, annular grooves are formed in the outer wall of the metal embedded part, and the annular grooves are matched with the annular protrusions; the wall grinding disc is small in vibration in use, comfortable experience is brought to a user, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the field of wall grinding discs, in particular to a wall grinding disc. Background Art

[0002] The wall grinding disc is a disc-shaped grinding product, which is suitable for grinding and polishing wall putty, paint stains, latex paint diatom mud wall, atomic putty, etc. It can provide higher grinding efficiency and bright and delicate polishing effect. With the improvement of people's living standards, more and more attention is paid to the decoration environment, so the wall needs to be polished during decoration. Wall grinding is a very important part of wall decoration, which is to improve the flatness and fineness of the wall. Because in the process of putty scraping, some minor defects are inevitable, such as the joints at the junction of putty, the marks left by the local scraping too thin or too thick, and the pinholes caused by water absorption on the wall. These defects can also be solved by wall grinding.

[0003] Currently, all wall grinding products on the market are manual. Even the electric ones are made of sponge material, but the sponge material has poor durability and poor hardness.

[0004] Therefore, we make improvements to this and propose a wall grinding disc. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that the existing wall grinding products on the market are all manual, and even the electric ones are made of sponge material, which has poor durability and poor hardness.

[0006] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0007] Grinding wall disc to improve the above problems.

[0008] The specific application is as follows:

[0009] It includes a PC frame, a metal embedded part, a polyurethane foam ring and a barbed skin, the PC frame includes a connecting part, the metal embedded part is fixedly connected to the connecting part, the polyurethane foam ring is fixedly connected to the bottom of the PC frame, the barbed skin is fixedly installed at the bottom of the polyurethane foam ring, the inner wall of the connecting part is evenly provided with trapezoidal grooves, the inner wall of the connecting part is provided with annular protrusions, the outer wall of the metal embedded part is integrally formed and evenly provided with trapezoidal protrusions, the trapezoidal protrusions match the trapezoidal grooves, the outer wall of the metal embedded part is provided with an annular groove, and the annular groove matches the annular protrusion.

[0010] As a preferred technical solution of the present application, the inner wall of the connecting piece is integrally formed with first protrusions evenly arranged, and the outer wall of the metal embedded part is evenly provided with first grooves, and the first grooves cooperate with the first protrusions.

[0011] As a preferred technical solution of the present application, the outer wall of the connecting piece is integrally formed and uniformly provided with second protrusions, and the bottom of the PC frame is integrally formed and uniformly provided with cards.

[0012] As a preferred technical solution of the present application, the inner wall of the polyurethane foam ring is evenly provided with a second groove, the polyurethane foam ring is evenly provided with a card slot, the second groove cooperates with the second protrusion, and the card slot cooperates with the card.

[0013] As a preferred technical solution of the present application, corresponding dust exhaust holes are provided on the PC frame, the polyurethane foam ring and the hair skin.

[0014] As a preferred technical solution of the present application, the barbed fur is made of nylon.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] In the scheme of this application:

[0017] 1. Through the setting of PC skeleton, metal embedded parts, polyurethane foam ring and burr skin, it has better durability during use, increases service life, good flexibility, is conducive to polishing, does not damage the workpiece, is firmly attached and easy to replace, and has small vibration during use and good user experience. It solves the problem that the wall grinding products in the prior art are all manual, and even the electric ones are made of sponge material, which has poor durability and poor hardness. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure of the wall grinding disc provided for this application;

[0019] Figure 2 Schematic diagram of the exploded structure of the wall grinding disc provided for this application;

[0020] Figure 3 A schematic diagram of the top structure of the PC frame of the wall grinding disc provided in this application;

[0021] Figure 4 The wall grinding disc provided for this application Figure 3 A is an enlarged structural diagram;

[0022] Figure 5 A schematic diagram of the bottom structure of the PC frame of the wall grinding disc provided in this application;

[0023] Figure 6 The wall grinding disc provided for this application Figure 5 The enlarged structural diagram at B in FIG.

[0024] Figure 7A schematic diagram of the structure of the metal embedded parts of the wall grinding disc provided in this application;

[0025] Figure 8 A schematic diagram of the polyurethane foam ring structure of the wall grinding disc provided in this application;

[0026] Fig. 9 The wall grinding disc provided for this application Figure 8 The enlarged structural diagram at C in the figure.

[0027] Indicated in the figure:

[0028] 1. PC skeleton; 2. Connectors; 3. Metal embedded parts; 4. Polyurethane foam ring; 5. Fur skin; 6. Trapezoidal groove; 7. Annular protrusion; 8. First protrusion; 9. Second protrusion; 10. Card; 11. First groove; 12. Annular groove; 13. Trapezoidal protrusion; 14. Card slot; 15. Second groove; 16. Dust discharge hole. DETAILED DESCRIPTION

[0029] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0030] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0033] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0034] Example:

[0035] like Figure 1-9 As shown, this embodiment proposes a wall grinding disc, including a PC frame 1, a metal embedded part 3, a polyurethane foam ring 4 and a hair skin 5, the PC frame 1 includes a connecting part 2, the metal embedded part 3 is fixedly connected to the connecting part 2, the polyurethane foam ring 4 is fixedly connected to the bottom of the PC frame 1, the hair skin 5 is fixedly installed at the bottom of the polyurethane foam ring 4, the inner wall of the connecting part 2 is evenly provided with trapezoidal grooves 6, the inner wall of the connecting part 2 is provided with an annular protrusion 7, the outer wall of the metal embedded part 3 is integrally formed and evenly provided with Trapezoidal protrusion 13, the trapezoidal protrusion 13 cooperates with the trapezoidal groove 6, the outer wall of the metal embedded part 3 is provided with an annular groove 12, the annular groove 12 cooperates with the annular protrusion 7, the processed PC skeleton 1 and the metal embedded part 3, and the processed polyurethane foam ring 4 and the bristle skin 5 are fixed together. The base material of this wall grinding disc is an elastic PU product, which has good flexibility, is conducive to polishing, does not damage the workpiece and is suitable for polishing operations in various environments. It is firmly attached and easy to replace, and has little vibration during use, and has a good user experience.

[0036] In order to make the connection between the metal embedded part 3 and the connecting part 2 more fixed, the inner wall of the connecting part 2 is evenly provided with a first protrusion 8 formed in an integrated manner, and the outer wall of the metal embedded part 3 is evenly provided with a first groove 11, and the first groove 11 cooperates with the first protrusion 8.

[0037] In order to make the connection between the PC frame 1 and the polyurethane foam ring 4 more fixed, second protrusions 9 are evenly and integrally formed on the outer wall of the connecting piece 2 , and cards 10 are evenly and integrally formed on the bottom of the PC frame 1 .

[0038] In order to make the connection between the PC frame 1 and the polyurethane foam ring 4 more fixed, a second groove 15 is evenly opened on the inner wall of the polyurethane foam ring 4, and a card slot 14 is evenly opened on the polyurethane foam ring 4. The second groove 15 cooperates with the second protrusion 9, and the card slot 14 cooperates with the card 10.

[0039] In order to facilitate dust removal when polishing the wall surface, corresponding dust removal holes 16 are opened on the PC frame 1, the polyurethane foam ring 4 and the fur skin 5.

[0040] The quill skin 5 is made of nylon.

[0041] Specifically, the base material of the wall grinding disc is an elastic PU product with good flexibility, which is conducive to polishing, does not damage the workpiece and is suitable for polishing operations in various environments. It is firmly attached and easy to replace, and has little vibration during use, and a good user experience. The processed PC skeleton 1 and metal embedded parts 3, and the processed polyurethane foam ring 4 and the fur skin 5 are fixed together, so that the card 10 is inserted into the card slot 14, and the second protrusion 9 is stuck in the second groove 15. It has little vibration during use, which brings a comfortable experience to the user and makes the applicable scenes more extensive. The PC skeleton 1 is made of PU material, which is an environmentally friendly engineering plastic with the advantages of light weight, high impact strength, high hardness, high refractive index, good mechanical properties, good thermoplasticity, good electrical insulation performance, and no environmental pollution. The polyurethane foam ring 4 is made of polyurethane foam material, which has better durability and increases service life.

[0042] All technical features in this embodiment can be freely combined according to actual needs.

[0043] The above embodiments are preferred implementation schemes of the present invention. In addition, the present invention can also be implemented in other ways. Any obvious replacement without departing from the concept of the present technical solution is within the protection scope of the present invention.

Claims

1. A wall grinding disc, comprising a PC frame (1), a metal embedded part (3), a polyurethane foam ring (4) and a quill skin (5), characterized in that: The PC frame (1) comprises a connecting piece (2), the metal embedded piece (3) is fixedly connected to the connecting piece (2), the polyurethane foam ring (4) is fixedly connected to the bottom of the PC frame (1), the hair skin (5) is fixedly installed on the bottom of the polyurethane foam ring (4), the inner wall of the connecting piece (2) is evenly provided with trapezoidal grooves (6), the inner wall of the connecting piece (2) is provided with an annular protrusion (7), the outer wall of the metal embedded piece (3) is evenly provided with trapezoidal protrusions (13) in an integrated manner, the trapezoidal protrusions (13) are matched with the trapezoidal grooves (6), the outer wall of the metal embedded piece (3) is provided with an annular groove (12), and the annular groove (12) is matched with the annular protrusion (7).

2. A wall grinding disc according to claim 1, characterized in that: The inner wall of the connecting piece (2) is integrally formed with first protrusions (8) evenly arranged thereon, and the outer wall of the metal embedded piece (3) is evenly provided with first grooves (11), wherein the first grooves (11) match the first protrusions (8).

3. A wall grinding disc according to claim 1, characterized in that: The outer wall of the connecting piece (2) is formed integrally with a second protrusion (9) evenly arranged thereon, and the bottom of the PC frame (1) is formed integrally with a card (10) evenly arranged thereon.

4. A wall grinding disc according to claim 1, characterized in that: The inner wall of the polyurethane foam ring (4) is uniformly provided with a second groove (15), the polyurethane foam ring (4) is uniformly provided with a card slot (14), the second groove (15) cooperates with the second protrusion (9), and the card slot (14) cooperates with the card (10).

5. A wall grinding disc according to claim 1, characterized in that: The PC frame (1), the polyurethane foam ring (4) and the hair skin (5) are all provided with corresponding dust discharge holes (16).

6. A wall grinding disc according to claim 1, characterized in that: The barbed fur skin (5) is made of nylon.

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