CN218947395U

CN218947395U - Wear-resistant double-sided abrasive paper

Info

Publication number: CN218947395U
Application number: CN202320047787.1U
Authority: CN
Inventors: 戚颖颖; 徐水明; 钟汝美
Original assignee: Hangzhou Yongjie Abrasive Materials Co ltd
Current assignee: Hangzhou Yongjie Abrasive Materials Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-02
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses wear-resistant double-sided abrasive paper, which relates to the technical field of abrasive paper, and aims to improve the existing operation that an operator holds a thin abrasive paper to polish an appliance, friction between hands and polished objects is easily caused in the polishing process, the working efficiency is affected, and the problem of hand abrasion is easily caused; trapezoid grooves are formed in two sides of the middle substrate, elastic folded plates are fixedly connected to two sides of the polishing layer, and the elastic folded plates are located inside the trapezoid grooves. According to the utility model, the thumb and the other four fingers of the palm are respectively arranged on the surfaces of the trapezoidal bars at the two sides, so that the whole device is convenient to grasp, and therefore, when the object is polished by moving back and forth, the friction between the hand and the polished object is not easy to occur, and the safety is high.

Description

Wear-resistant double-sided abrasive paper

Technical Field

The utility model relates to the field of sand paper, in particular to wear-resistant double-sided sand paper.

Background

Sandpaper is a material for grinding, and can be used for grinding the surface of metal, wood and other materials to make them smooth and clean. Many kinds of sand paper are often formed by gluing various sand grains on base paper, and most of the sand paper is single-sided at present and is classified into coarse sand and fine sand according to the coarse sand.

In carrying out the present utility model, the inventors have found that there is at least a problem in this technique in that, in the conventional operation, an operator holds a thin sheet of sandpaper to be sanded, friction between the hand and the object to be sanded is easily caused during the sanding process, not only the working efficiency is affected, but also hand abrasion is easily caused, and therefore, a wear-resistant double-sided sandpaper has been proposed.

Disclosure of Invention

In order to improve the problems that the existing operation is that an operator holds a thin abrasive paper to polish an appliance, friction between hands and polished objects is easily caused in the polishing process, the working efficiency is affected, and hand abrasion is easily caused, the utility model provides the wear-resistant double-sided abrasive paper.

The utility model provides wear-resistant double-sided sand paper, which adopts the following technical scheme:

the wear-resistant double-sided abrasive paper comprises a middle substrate, wherein polishing layers are arranged at the top and the bottom of the middle substrate;

trapezoid groove has all been seted up to the both sides of middle part base plate, two the equal fixedly connected with elasticity folded plate in both sides of layer of polishing, elasticity folded plate is located the inside in trapezoid groove, the inside outside that is located elasticity folded plate of trapezoid groove is provided with trapezoidal strip, one side fixedly connected with inserted post that trapezoidal strip is close to elasticity folded plate, the through-hole has been seted up at the middle part of elasticity folded plate, the slot with trapezoid groove intercommunication has been seted up to the inside of middle part base plate, inserted post runs through in the inside of through-hole, the one end of inserted post is pegged graft in the inside of slot.

Through adopting above-mentioned technical scheme, place the thumb and the trapezoidal strip surface of both sides respectively with other four fingers of palm, the convenience is to the grasp of whole device to when the round trip movement polishes the article, be difficult for appearing the hand and by the frictional condition between the object of polishing, the security is higher, moreover, through taking out trapezoidal strip from the inside of trapezoidal groove, can take off the whole of polishing layer and elastic folded plate formation from the surface of middle part base plate, be convenient for to polishing layer dismouting change.

Optionally, the inside of middle part base plate is provided with the cavity wind channel, a plurality of louvre in cavity wind channel intercommunication has all been seted up to the top and the bottom of middle part base plate.

Through adopting above-mentioned technical scheme, the setting of cavity wind channel and louvre is at the in-process that whole device round trip movement was polished, and the heat that the layer of polishing produced is discharged through louvre and cavity wind channel.

Optionally, the mesh number of one polishing layer is one times of the mesh number of the other polishing layer.

Through adopting above-mentioned technical scheme, the setting of this kind of structure can realize polishing to the different thickness degree of article.

Optionally, two identification strips are adhered to two ends of the middle substrate, and the two identification strips are respectively located on the inner top wall and the inner bottom wall of the hollow air duct.

Through adopting above-mentioned technical scheme, the setting of sign strip for confirm the mesh grain number on two layers of polishing.

Optionally, an anti-skid pattern is arranged in the middle of the outer surface of the trapezoid strip.

By adopting the technical scheme, the friction force between the finger and the surface of the trapezoid strip is improved due to the arrangement of the anti-skid stripes.

Optionally, the brace is all fixedly connected with at the both ends of trapezoidal strip surface.

Through adopting above-mentioned technical scheme, the setting of brace conveniently pulls out trapezoidal strip from the inside in dovetail groove.

In summary, the utility model has the following beneficial effects:

according to the utility model, the thumb and the other four fingers of the palm are respectively arranged on the surfaces of the trapezoidal strips at the two sides, so that the whole device is convenient to grasp, friction between the hand and a polished object is not easy to occur when the object is polished by moving back and forth, the safety is high, and the whole formed by the polishing layer and the elastic folded plate can be taken down from the surface of the middle substrate by taking the trapezoidal strips out of the trapezoidal grooves, so that the polishing layer can be conveniently disassembled and replaced.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a front view in cross section.

Fig. 3 is a schematic perspective view of the elastic folded plate of the present utility model.

Reference numerals illustrate:

1. a middle substrate; 2. polishing the layer; 3. a trapezoid groove; 4. an elastic folded plate; 5. a trapezoidal bar; 6. inserting a column; 7. a through hole; 8. a slot; 9. a hollow air duct; 10. a heat radiation hole; 11. a logo bar; 12. anti-skid lines; 13. and (5) bracing.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

Referring to fig. 1-2, a wear-resistant double-sided abrasive paper comprises a middle substrate 1, wherein polishing layers 2 are arranged at the top and bottom of the middle substrate 1, the mesh number of one polishing layer 2 is 2-4 times that of the other polishing layer 2, and polishing of objects with different thickness degrees can be realized through the arrangement of the structure. The abrasive particles on the polishing layer 2 are diamond, and the diamond has high strength and good wear resistance.

Referring to fig. 1 and 2, a hollow air duct 9 is arranged in the middle substrate 1, a plurality of heat dissipation holes 10 communicated with the hollow air duct 9 are formed in the top and the bottom of the middle substrate 1, the hollow air duct 9 and the heat dissipation holes 10 are arranged, and heat generated by the polishing layer 2 is discharged through the heat dissipation holes 10 and the hollow air duct 9 in the process of polishing the whole device in a back-and-forth moving manner. Two ends of the middle substrate 1 are adhered with two identification strips 11, the two identification strips 11 are respectively positioned on the inner top wall and the inner bottom wall of the hollow air duct 9, and the identification strips 11 are used for determining the mesh number on the two polishing layers 2.

Referring to fig. 1-3, trapezoid grooves 3 are formed in two sides of a middle substrate 1, elastic folded plates 4 are fixedly connected to two sides of two polishing layers 2, the elastic folded plates 4 are located in the trapezoid grooves 3, the polishing layers 2 are connected into a whole by the elastic folded plates 4, the polishing layers 2 can be installed by integrally sleeving the polishing layers 2 and the elastic folded plates 4 on the surface of the middle substrate 1, and under the elastic tightening effect of the elastic folded plates 4, the two polishing layers 2 can be tightly attached to the surface of the middle substrate 1.

Referring to fig. 1-3, trapezoid bar 5 is provided on the outside of trapezoid groove 3 inside in elastic folded plate 4, trapezoid bar 5 is close to one side fixedly connected with inserted column 6 of elastic folded plate 4, through-hole 7 has been seted up at the middle part of elastic folded plate 4, slot 8 with trapezoid groove 3 intercommunication has been seted up to the inside of middle part base plate 1, inserted column 6 runs through in the inside of through-hole 7, the one end of inserted column 6 is pegged graft in slot 8's inside, fix elastic folded plate 4 in trapezoid groove 3's inside through inserted column 6 on trapezoid bar 5, thereby when polishing, polishing layer 2 is difficult for removing at the surface of middle part base plate 1, moreover, be convenient for to polish layer 2 dismouting change. The middle part of the outer surface of the trapezoid strip 5 is provided with the anti-skid stripes 12, and the friction force between fingers and the surface of the trapezoid strip 5 is improved due to the arrangement of the anti-skid stripes 12.

Referring to fig. 1 and 2, the two ends of the outer surface of the trapezoid bar 5 are fixedly connected with brace 13, and the brace 13 is arranged to facilitate pulling out the trapezoid bar 5 from the trapezoid groove 3.

The implementation principle of the utility model is as follows: when using, place the thumb of palm and the trapezoidal strip 5 surface of other four fingers both sides respectively in, the convenience is to the grasp of whole device to when the round trip movement polishes the article, be difficult for appearing the hand and by the frictional condition between the object of polishing, the security is higher, moreover, through taking out trapezoidal strip 5 from the inside of trapezoidal channel 3, can take off polishing layer 2 and the whole that elastic folded plate 4 formed from the surface of middle part base plate 1, be convenient for to polishing layer 2 dismouting change.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a wear-resisting double-sided abrasive paper, includes middle part base plate (1), its characterized in that: the top and the bottom of the middle substrate (1) are respectively provided with a polishing layer (2);

trapezoid groove (3) have all been seted up to the both sides of middle part base plate (1), two equal fixedly connected with elasticity folded plate (4) in both sides of polishing layer (2), elasticity folded plate (4) are located the inside of trapezoid groove (3), the outside that the inside of trapezoid groove (3) is located elasticity folded plate (4) is provided with trapezoidal strip (5), one side fixedly connected with inserted bar (6) that trapezoidal strip (5) is close to elasticity folded plate (4), through-hole (7) have been seted up at the middle part of elasticity folded plate (4), slot (8) with trapezoid groove (3) intercommunication have been seted up to the inside of middle part base plate (1), inserted bar (6) run through in the inside of through-hole (7), the one end of inserted bar (6) is pegged graft in the inside of slot (8).

2. A wear-resistant double-sided sandpaper as defined in claim 1, wherein: the inside of middle part base plate (1) is provided with cavity wind channel (9), a plurality of louvre (10) in cavity wind channel (9) intercommunication are all seted up to top and the bottom of middle part base plate (1).

3. A wear-resistant double-sided sandpaper as defined in claim 1, wherein: the mesh number of one polishing layer (2) is 2-4 times of the mesh number of the other polishing layer (2).

4. A wear-resistant double-sided sandpaper as defined in claim 2, wherein: two ends of the middle substrate (1) are adhered with two identification strips (11), and the two identification strips (11) are respectively positioned on the inner top wall and the inner bottom wall of the hollow air duct (9).

5. A wear-resistant double-sided sandpaper as defined in claim 1, wherein: the middle part of the outer surface of the trapezoid strip (5) is provided with anti-skid patterns (12).

6. A wear-resistant double-sided sandpaper as defined in claim 1, wherein: the two ends of the outer surface of the trapezoid strip (5) are fixedly connected with braces (13).