TWM555778U - Flap wheel structure - Google Patents

Description

Abrasive cloth wheel structure

The present invention relates to an abrasive cloth wheel, in particular to an abrasive cloth wheel which does not have a glue between the cover body and the back surface of the abrasive cloth sheet, so as to effectively extend the grinding ability of the abrasive cloth sheet.

According to the modern people's requirements for the quality of life, people buy more products. In addition to the practicality of the products, the appearance of the products has become one of the important indicators for people to buy. Therefore, the operators often need to specifically target The surface of the product is ground to obtain the favor of consumers.

In general, the manufacturer usually uses an "abrasive wheel (or a hundred impellers, a hundred sheets)" to grind the surface of the object so that the object can form a predetermined shape, maintain the desired smoothness, or remove the solder joint on the surface of the object. , rust spots, etc., in order to provide consumers with better products and better experience, the applicant has designed an abrasive cloth wheel with a reinforcing layer, as shown in Figure 1, the abrasive cloth wheel 1 includes a base a seat 11 , a plurality of abrasive cloth sheets 12 and a reinforcing layer 13 , wherein a side of the base 11 forms a bearing surface 111 , and a central portion of the other side defines a shaft hole 110 to enable the base 11 The shaft hole 110 is fixed to a rotating shaft of a device (such as a grinder), and the abrasive cloth sheets 12 are radially arranged on the base 11, and a region of the back side adjacent to one end is fixed to the bearing. On the surface 111, the area of the back side adjacent to the other end faces outwardly beyond the bearing surface 111 of the base 11, and the abrasive cloth sheets 12 are sequentially arranged in a ring shape, and the reinforcing layer 13 can pass through a glue. The water is attached to the back surface of the abrasive cloth sheets 12 to be integrated with the abrasive cloth sheets 12, so that the worker can close a workpiece (such as metal, glass, stone, etc.). The front surface of the abrasive cloth sheet 12 (i.e., the direction facing away from the base 11) enables the abrasive cloth sheet 12 to remove the roughness of the surface of the abrasive article, so that the surface of the abrasive article can be kept bright and smooth. With meticulous.

However, as shown in FIG. 1 , the Applicant has found that since the reinforcing layer 13 and the abrasive cloth sheets 12 are adhered to each other through glue, in actual use, when the abrasive cloth sheets 12 are After the front surface is burned and consumed, it will gradually approach the position of the back surface. At this time, the back surface positions of the abrasive cloth sheets 12 have been penetrated by the glue, and the grinding ability is not good, thereby affecting the grinding work of the staff, in vain In addition, in order to increase the tightness of the connection between the reinforcing layer 13 and the abrasive cloth sheets 12, and to apply more glue, it is easier for the abrasive cloth sheet 12 to be infiltrated to the front by the glue. The abrasive particles on the abrasive cloth sheets 12 are caused to be coated with glue, resulting in the abrasive cloth wheel 1 losing its original grinding ability.

In summary, how to design a new abrasive cloth wheel structure for the above problems, in order to provide a better use of the staff, that is, to become a design and manufacture of abrasive cloth wheel, is an important issue.

In view of the fact that there are still room for improvement in the practice of the abrasive cloth wheel, the creator, after years of practical experience, has finally designed an abrasive cloth wheel structure of this creation after many experiments and research. Good grinding experience.

An object of the present invention is to provide an abrasive cloth wheel structure, the abrasive cloth wheel comprising a base, a plurality of abrasive cloth sheets and a cover body, wherein the base is in the shape of a disk, and a central shaft hole is defined in the center. So that it can be fixed to a rotating shaft of a device, and one side thereof forms a bearing surface. The abrasive cloth sheets are elongated or fan-shaped, and the front surface thereof is uniformly coated with a layer of high-hardness abrasive particles to form an abrasive surface, and a portion of the back surface adjacent to one end is fixed along the circumferential direction of the base. To the bearing surface, a portion of the back surface adjacent to the other end extends along a radial direction of the base beyond the outer edge of the bearing surface, and the adjacent abrasive cloth sheets are along the circumference of the base Arranging an annular structure in sequence, the central portion of the cover is provided with a second shaft hole for fixing to the rotating shaft of the device, and abutting against the other side of the base and the abrasive cloth sheets On the back side, the configuration of the cover body is matched with the configuration of the annular structure in which the abrasive cloth sheets are arranged in sequence, and the present invention is characterized in that the cover system directly abuts against the back surface of the abrasive cloth sheets. There is no glue in between, so that the sand cloth pieces have a good grinding ability in the non-corresponding base area, which effectively improves the grinding quality and the convenience of the grinding work.

For the sake of your review, you can make a further understanding and understanding of the purpose, technical features and efficacy of this creation. The examples are shown in the following diagram:

[study]

1‧‧‧Abrasion wheel

11‧‧‧Base

110‧‧‧Axis hole

111‧‧‧ bearing surface

12‧‧‧ abrasive cloth

13‧‧‧ Strengthening layer

[this creation]

2‧‧‧Abrasion wheel

21‧‧‧Base

210‧‧‧First shaft hole

211‧‧‧ bearing surface

213‧‧‧ trench

23‧‧‧ abrasive cloth

230‧‧‧Let space

25, 35‧‧‧ cover

250, 350‧‧‧ second shaft hole

27‧‧‧Transfer reinforcement disk

270‧‧‧Transfer hole

272‧‧ ‧ plastic tank

352‧‧‧ Housing

Fig. 1 is a schematic view showing the structure of a conventional abrasive cloth wheel; Fig. 2 is a perspective view of the abrasive cloth wheel of the present invention; Fig. 3 is a schematic view showing the explosion of the abrasive cloth wheel of the present invention; and Fig. 4 is a partial section of the base of the present creation Fig. 5 is an embodiment of the cover of the present invention; Fig. 6 is another embodiment of the cover of the present invention; and Fig. 7 is a bottom view of the abrasive wheel of the present invention.

The present invention is an abrasive cloth wheel structure and can be fixed to a device (such as a grinder). In an embodiment, as shown in Figures 2 and 3, the abrasive cloth wheel 2 includes a base 21 and a plurality of pieces. An abrasive cloth sheet 23 and a cover body 25, wherein the base 21 is in the shape of a disk and can be made of a metal material, a plastic material or other materials, and a central shaft hole 210 is formed at a central position thereof to make the base The seat 21 can be fixed to the rotating shaft of the device by the first shaft hole 210. Further, one side of the base 21 is formed with a bearing surface 211. The bearing surface 211 is concavely disposed with a groove 213 adjacent to the peripheral edge. As shown in Fig. 4, therefore, the worker can fill the groove 213 with the glue.

In particular, referring to FIG. 3, the term "bearing surface 211" as used in this creation refers to the area where the base 21 corresponds to the abrasive cloth sheet 23 for placing the abrasive cloth sheet 23, and in this creation. In other embodiments, the pedestal 21 can also be provided with no grooves 213, and the worker can directly apply the adhesive to the bearing surface 211. In addition, in this embodiment, the central portion of the other side of the base 21 may be embossed so that a large gap can be formed between the bearing surface 211 and the device, so that the worker can perform the grinding operation. When the angle of the base 21 is adjusted, it is less likely to be blocked by the device.

Referring to FIG. 3, the abrasive cloth sheets 23 are radially arranged on the base 21, wherein the abrasive cloth sheets 23 are elongated or fan-shaped, and the front surface is evenly covered with a high layer. The hardness of the abrasive particles, the portion of the back side adjacent to the one end is fixed to the bearing surface 211 by the adhesive along the circumference of the base 21, and the portion of the back side adjacent to the other end is along the radial direction of the base 21. Extending beyond the outer edge of the bearing surface 211, the adjacent abrasive cloth sheets 23 are sequentially arranged in an annular structure along the circumferential direction of the base 21, that is, adjacent abrasive cloth sheets 23 The partial regions overlap each other and are arranged along the bearing surface 211 of the base 21 due to the rows of the abrasive cloth sheets 23. The column mode is a prior art and will not be described.

In this embodiment, as shown in FIG. 3, since the adhesive is filled in the groove 213, in the process of bonding the abrasive cloth sheets 23, the adhesive can be effectively prevented from being squeezed. The overflow to the first shaft hole 210 causes troubles for subsequent cleaning of the worker. In addition, since the abrasive cloth sheets 23 are adhered to each other by the adhesive and adhered to the bearing surface 211 of the base 21, the worker can use the abrasive cloth sheets 23 when the abrasive cloth wheel rotates. The polishing surface formed on the front surface is subjected to a polishing operation.

Referring to Figures 3 and 5, the cover 25 can be made of a plastic material or a fiberglass material, and the configuration is formed by sequentially overlapping the abrasive cloth sheets 23 to form the annular structure. The second axial hole 250 is defined in the central position of the cover body 25 so as to be fixed to the rotating shaft of the device and abut against the back surface of the abrasive cloth sheet 23, in particular, the creation In the structure of the abrasive cloth wheel 2, the cover body 25 and the base 21 are fixed in the following manner: (1) The other side surface of the base 21 (i.e., the position facing away from the bearing surface 211) is coated with an adhesive layer ( For example, glue (Glue), and the cover body 25 is adhered to the base 21 so that at least the peripheral position of the cover body 25 can abut against the back surface of the abrasive cloth piece 23; (2) The staff sequentially covers the cover body 25 and the base 21 are fixed to the rotating shaft, and the at least peripheral position of the cover 25 is forced to abut against the back surface of the abrasive cloth sheets 23 by the aforementioned fixing structure.

In the above, as shown in FIG. 3, in any of the above manners, there is no glue between the cover body 25 and the abrasive cloth sheet 23 of the present invention, so that the glue can be prevented from infiltrating into the abrasive cloth sheet 23. The front side is such that the abrasive particles on the front side of the abrasive cloth sheet 23 maintain the original grinding ability. Further, when the front surface of the abrasive cloth sheets 23 is consumed by grinding and gradually approaches the position of the back surface, the abrasive cloth sheets 23 are still Has good grinding ability, and the cover 25 can also follow the abrasive cloth piece 23 is rubbed and consumed together, effectively improving the service life of the abrasive cloth wheel 2 of the present invention, that is, the sand cloth sheet 23 of the present invention does not correspond to the area of the base 21, and has good grinding ability, thereby effectively improving the grinding quality of the staff and The convenience of grinding work. In this particular statement, in addition to the cover 25 aspect depicted in Figure 5, the operator can also adjust the shape of the cover 25 according to the design requirements of the product. In another embodiment of the present application, please refer to In the figure, a second shaft hole 350 is defined in the center of the cover body 35 so as to be fixed to the rotating shaft of the device, and the cover body 35 corresponds to the position of the groove 213 of the base 21, and a receiving portion 352 is provided. The configuration of the receiving portion 352 can be modified according to the configuration of the base 21, so that the height of the base 21 corresponding to the groove 213 can be trapped in the receiving portion 352, so that the cover 35 and the base 21, the two can be more closely fitted, and at the same time, the back surface of the abrasive cloth sheet 23 can be more closely abutted to the cover body 35; therefore, as long as the cover body 25, 35 can cover and abut the base 21, and can be placed against the back surface of the abrasive cloth sheets 23 to support and strengthen the structural strength of the abrasive cloth sheets 23, that is, the covers 25, 35 of the present invention.

In addition, in this embodiment, as shown in FIG. 3, after each of the abrasive cloth sheets 23 is adhered to the base 21, one end edge of each of the abrasive cloth sheets 23 and the edge of the first shaft hole 210 respectively. Maintaining a bit spacing to form a yield space 230 (ie, an area where the abrasive sheet 23 does not cover the base 21), the yield space 230 is in communication with the first shaft hole 210 and the second shaft hole 250. Furthermore, the abrasive cloth wheel 2 further includes an adapter reinforcing disk 27, one side of which can be fixed to the side of one side of the base 21 near the center by the letting space 230 for reinforcing the base. The structural strength of the seat 21, and the center of the adapter disk 27 is provided with an adapter hole 270, and the adapter hole 270 is sequentially connected with the first shaft hole 210 and the second shaft hole 250 to When the base 21 is fixed to the rotating shaft of the device through the first shaft hole 210 and the through hole 270, the adapter reinforcing disk 27 absorbs and buffers the stress and vibration force applied by the rotating shaft of the device, thereby ensuring the The base 21 and the fixed thereon The abrasive sheet 23 can have a longer service life. Furthermore, in this embodiment, as shown in FIGS. 3 and 7, the adapter reinforcing disk 27 can be fixed to the base 21 by adhesive bonding, and the outer edge thereof is adjacent to one edge of the abrasive cloth piece 23. A glue groove 272 is formed between the workers, and the worker can inject the adhesive into the glue groove 272 so that the abrasive cloth pieces 23 can be more closely fixed on the base 21, so as to avoid the user wearing the abrasive cloth during the grinding process. Slice 23 is out of the situation.

According to the above description, it is only a preferred embodiment of the present invention, but the scope of the claims claimed by the present invention is not limited thereto, and according to those skilled in the art, according to the technical content disclosed in the present invention, Equivalent changes that are easily thought of should be in the protection of this creation.

2‧‧‧Abrasion wheel

21‧‧‧Base

210‧‧‧First shaft hole

211‧‧‧ bearing surface

213‧‧‧ trench

23‧‧‧ abrasive cloth

230‧‧‧Let space

25‧‧‧ cover

250‧‧‧Second shaft hole

27‧‧‧Transfer reinforcement disk

270‧‧‧Transfer hole

Claims (8)

An abrasive cloth wheel structure comprises: a base having a disk shape, a central shaft hole is defined at a central position thereof for fixing to a rotating shaft of a device, and a bearing surface is formed on one side; a plurality of abrasive cloth pieces are formed The strip has a strip shape or a fan shape, and the front surface thereof is uniformly coated with a layer of high-hardness abrasive particles to form a polished surface, and a portion of the back surface adjacent to one end is fixed to the adhesive along the circumference of the base. The bearing surface, the portion of the back surface adjacent to the other end extends along the radial direction of the base beyond the outer edge of the bearing surface, and the adjacent abrasive cloth sheets are oriented along the circumference of the base And a cover body having a second shaft hole at a central position thereof for fixing to the rotating shaft of the device and abutting against the other side of the base and the abrasive cloth The configuration of the cover is matched with the configuration of the annular structure in which the abrasive cloth sheets are arranged in sequence; the present invention is characterized in that the cover system directly abuts the abrasive cloth sheets The back side, and the cover body and the back of the abrasive cloth sheets are not There viscose. The abrasive cloth wheel structure of claim 1, wherein the bearing surface is recessed adjacent to the peripheral edge to be filled with a glue. The abrasive cloth wheel structure of claim 2, wherein the cover system is bonded to the other side of the base. The abrasive cloth wheel structure of claim 2, wherein the cover body and the base are fixed to each other by being fixed to the rotating shaft. The abrasive cloth wheel structure according to any one of claims 1 to 4, wherein, in a state in which each of the abrasive cloth sheets is bonded to the base, one end edge of each of the abrasive cloth sheets is respectively maintained with the edge of the first axial hole A bit spacing is provided to form a yield space that is in communication with the first axis hole and the second axis hole. The abrasive cloth wheel structure according to claim 5, further comprising an adapter reinforcing disk, wherein one side of the transfer reinforcing disk can be fixed to a position of one side of the base adjacent to the center through the letting space, And a transfer hole is formed in a central position of the transfer reinforcing disk, and the transfer hole is sequentially connected to the first shaft hole and the second shaft hole, and is passed through a rotating shaft of the device. The abrasive cloth wheel structure of claim 6, wherein the outer edge of the transfer reinforcing disk forms a glue groove with one end edge of the abrasive cloth piece, and the glue groove can be used for injecting adhesive to adhere to the same. Abrasive cloth. The abrasive cloth wheel structure of claim 7, wherein the cover is made of at least a plastic material or a fiberglass material.