CN209903002U - Polishing sheet suitable for different shapes - Google Patents
Polishing sheet suitable for different shapes Download PDFInfo
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- CN209903002U CN209903002U CN201920742627.2U CN201920742627U CN209903002U CN 209903002 U CN209903002 U CN 209903002U CN 201920742627 U CN201920742627 U CN 201920742627U CN 209903002 U CN209903002 U CN 209903002U
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- polishing
- boss
- layer
- heat dissipation
- base
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Abstract
The utility model discloses a piece of polishing suitable for different shapes, the piece base of polishing including the disc, the protruding conical boss that forms of top surface center department of polishing piece base, the top center department of this boss is equipped with the metal disc, the shaft hole has been seted up to the center department of metal disc, the bottom surface of boss is the cavity of circular arc type, just the bottom surface of boss is equipped with the layer of polishing, the bottom surface edge junction of the layer of polishing and the piece base of polishing is convex, polish and seted up a plurality of orientations on the layer the heat dissipation chip removal hole in the cavity centre of a circle of boss, the both ends in heat dissipation chip removal hole run through the bottom surface on the layer of polishing and the side of boss respectively, evenly laid a plurality of diamond segments along circumference on the bottom surface of polishing piece base. The piece of polishing suitable for different shapes have that bulk strength is big, be difficult for bursting, advantages such as security are high, through multiple heat radiation structure, the radiating efficiency is faster, can polish two kinds of machined surfaces of plane and sphere.
Description
Technical Field
The utility model relates to a piece technical field polishes particularly, relates to a piece of polishing suitable for different shapes.
Background
A lapping blade is a grinding tool that grinds and polishes the surface of a workpiece. The existing abrasive disc has the disadvantages of insufficient overall strength, easy occurrence of possibility of bursting and low use safety performance. And a sanding head can only machine one plane. The traditional polishing head has poor heat dissipation effect and influences the service life of the polishing plate.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a piece of polishing suitable for different shapes has that bulk strength is big, is difficult for bursting, and advantages such as security are high, and through multiple heat radiation structure, the radiating efficiency is faster, can polish two kinds of machined surfaces of plane and sphere.
In order to achieve the above object, the utility model adopts the following technical scheme: a polishing sheet suitable for different shapes comprises a polishing sheet base in a disc shape, wherein a conical boss is formed by protruding the center of the top surface of the polishing sheet base, a metal disc is arranged at the center of the top of the boss, a shaft hole is formed in the center of the metal disc, the bottom surface of the boss is an arc-shaped cavity, a polishing layer is arranged on the bottom surface of the boss, the joint of the polishing layer and the edge of the bottom surface of the polishing sheet base is arc-shaped, a plurality of heat dissipation chip removal holes towards the center of the circle of the cavity of the boss are formed in the polishing layer, two ends of each heat dissipation chip removal hole respectively penetrate through the bottom surface of the polishing layer and the side surface of the boss, a plurality of diamond tool bits are uniformly distributed on the bottom surface of the polishing sheet base along the circumferential direction, the diamond tool bits are all arranged along the radial direction of the bottom surface of the polishing sheet base, and heat dissipation holes distributed on the bottom surface of the polishing sheet base, every row the louvre all follows the radial setting of lapping piece base bottom surface, set up the radiating groove that corresponds with the louvre on the top surface of lapping piece base.
In the structure, the polishing sheet base is arranged on the rotating shaft through the shaft hole of the metal disc, in the polishing process, the polishing layer in the arc-shaped cavity of the boss can polish the spherical surface, in the process of polishing the spherical surface, the heat dissipation chip removal holes can discharge a part of generated scraps, and simultaneously quickly dissipate heat from the side surface of the boss, in the process of polishing the flat surface, the bottom surface of the polishing sheet base with the diamond tool bit is attached to the plane of a polished piece, the diamond tool bit is driven by the rotation of the polishing sheet base to polish the plane, a chip removal channel is formed in a gap between every two adjacent diamond tool bits, so that the scraps are discharged, meanwhile, the distance between the diamond tool bit and the heat dissipation holes of the polishing sheet base can prevent the polishing process from influencing the strength and the stability of the polishing sheet base, and the heat dissipation effect distributed between every two adjacent diamond tool bits can be good, the radiating groove can be used for rapidly dispersing heat, and meanwhile, in the polishing process, axial air flow can be formed in the cavity to discharge the heat from the heat dissipation chip removal hole.
Preferably, the polishing layer is a film made of diamond abrasive and filler, and by the arrangement, the structure of the diamond abrasive and the filler reduces the production cost and improves the polishing stability.
Preferably, a copper ring is arranged inside one end, close to the circle center of the cavity of the boss, of the heat dissipation chip removal hole, and therefore the heat can be conveniently and quickly led out through the arrangement of the copper ring.
Preferably, the grinding plate base is divided into four layers, namely a fiber mesh layer, a primer layer, a sponge layer and a top plate layer from bottom to top, and the fiber mesh layer can play a supporting role and further strengthen the overall strength of the grinding plate through the arrangement of the fiber mesh layer, so that the grinding plate base can bear higher rotation speed and also can bear lateral friction force; even if the abrasive disc is broken in the working process, the fiber net layer can adhere fragments on the abrasive disc, so that the fragments are prevented from being burst and splashed, and the use safety performance of the abrasive disc is improved; the sponge layer can play a role in buffering, so that the diamond tool bit is fully contacted with the polished plane, and the uniform polishing effect is achieved; the primer layer plays the role of bonding and buffering, plays the role of stabilizing the whole polishing sheet base, and the top plate layer plays the roles of whole framework and support.
Preferably, the radiating groove extends to the top side of the boss, so that the overall radiating effect of the radiating groove is improved.
The utility model has the advantages that:
(1) the utility model can not only polish the plane, but also polish the spherical surface or the arc surface by matching the arc surface polishing layer with the diamond tool bit polished by the plane;
(2) the arrangement of the heat dissipation chip removal holes and the heat dissipation holes in rows improves the overall heat dissipation efficiency, the uniform distribution of the heat dissipation grooves further improves the heat dissipation efficiency, and the arrangement of the copper rings in the heat dissipation holes facilitates and fast heat conduction;
(3) the overall strength and the anti-crushing function of the polishing sheet are enhanced and the service life is prolonged by the arrangement of the multilayer structure of the polishing sheet base;
(4) through the interval arrangement between the adjacent diamond segments, conveniently carry out the chip removal, help the heat dissipation simultaneously, prolonged the life of polishing piece.
Drawings
Fig. 1 is a bottom view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a plan view of the overall structure of embodiment 1 of the present invention;
fig. 3 is a longitudinal sectional view of the whole structure of embodiment 1 of the present invention;
fig. 4 is a plan view of the entire structure of embodiment 1 of the present invention;
FIG. 5 is an enlarged view of A in FIG. 3;
fig. 6 is an internal structure view of the heat dissipation holes in embodiment 2 of the present invention.
Description of reference numerals:
1. polishing the sheet base; 2. a diamond tool bit; 3. heat dissipation holes; 4. polishing the layer; 5. a metal disc; 6. a heat dissipation chip removal hole; 7. a heat sink; 8. a copper ring; 9. a fibrous web layer; 10. a primer layer; 11. a sponge layer; 12. a top ply.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-5, a polishing pad suitable for different shapes comprises a disk-shaped polishing pad base 1, wherein a conical boss is formed by protruding the center of the top surface of the polishing pad base 1, a metal disc 5 is arranged at the center of the top of the boss, a shaft hole is arranged at the center of the metal disc 5, the bottom surface of the boss is an arc-shaped cavity, a polishing layer 4 is arranged on the bottom surface of the boss, the joint of the polishing layer 4 and the bottom surface edge of the polishing pad base 1 is arc-shaped, a plurality of heat dissipation chip removal holes 6 facing the center of the cavity of the boss are arranged on the polishing layer 4, two ends of the heat dissipation chip removal holes 6 respectively penetrate through the bottom surface of the polishing layer 4 and the side surface of the boss, a plurality of diamond tool bits 2 are uniformly distributed on the bottom surface of the polishing pad base 1 along the circumferential direction, and the diamond tool bits 2 are all arranged along the radial direction of the bottom surface of the polishing, diamond segments 2 is the flabellum shape, adjacent two distance between the one end of the adjacent cavity of diamond segments 2 is less than the distance between the other end, and through the structure of flabellum shape, it is more comprehensive steady to make to polish, and the convenient chip removal of the distance of the narrow one end of one end width. Adjacent two be equipped with between diamond segments 2 and arrange the louvre 3 that distributes on 1 bottom surface of sanding sheet base in line, every row louvre 3 all follows the radial setting of 1 bottom surface of sanding sheet base, set up the radiating groove 7 that corresponds with louvre 3 on the top surface of sanding sheet base 1, radiating groove 7 extends to the top side of boss, has improved the holistic radiating effect of radiating groove 7.
The polishing piece base 1 is divided into four layers, a fiber mesh layer 9, a primer layer 10, a sponge layer 11 and a top plate layer 12 are sequentially arranged from bottom to top, adjacent layers are mutually bonded through adhesives, the fiber mesh layer 9 is a fiber mesh disc, and the top plate layer 12 is made of stainless steel plate materials; the polishing layer 4 is a thin film made of a mixture of diamond abrasive and filler. The diamond abrasive and the filler are connected through an adhesive, the Mohs hardness of the diamond abrasive is 10, the diamond abrasive is a superhard abrasive with the highest hardness, and the diamond abrasive can be used for polishing engineering ceramics with high hardness. The adhesive is a photo-curing adhesive or a thermosetting adhesive, the structure of the diamond grinding material and the filler reduces the production cost and improves the polishing stability.
In the structure, the polishing disc base 1 is arranged on the rotating shaft through the shaft hole of the metal disc 5, in the polishing process, the polishing layer 4 in the arc-shaped cavity of the boss can polish the spherical surface, in the process of polishing the spherical surface, the heat dissipation chip removal holes 6 can discharge a part of generated waste chips, and simultaneously can quickly dissipate heat from the side surface of the boss, in the process of polishing the flat surface, the bottom surface of the polishing disc base 1 with the diamond tool bit 2 is attached to the plane of a polished piece, the diamond tool bit 2 is driven by the rotation of the polishing disc base 1 to polish the plane, a chip removal channel is formed in a gap between every two adjacent diamond tool bits 2, the waste chips are discharged, meanwhile, the distance between the diamond tool bit 2 and the bottom surface of the polishing disc base 1 can prevent the polishing process from influencing the strength and the stability of the polishing disc base 1, and the heat dissipation holes 3 distributed between every two adjacent diamond tool bits 2 can play a good heat dissipation effect, the heat dissipation grooves 7 can quickly dissipate heat, meanwhile, in the polishing process, axial air flow can be formed in the cavity, the heat is discharged from the heat dissipation chip removal holes 6, the polishing disc base 1 is provided with the fiber net layer 9, the fiber net layer 9 can play a supporting role, the overall strength of the polishing disc is further enhanced, and the polishing disc can bear lateral friction while bearing higher rotating speed; even if the grinding sheet is broken in the working process, the fiber net layer 9 can adhere fragments on the grinding sheet, so that the fragments are prevented from being burst and splashed, and the use safety performance of the grinding sheet is improved; the sponge layer 11 can play a role in buffering, so that the diamond tool bit 2 is fully contacted with a polished plane, and a uniform polishing effect is achieved; the primer layer 10 plays a role in bonding and buffering, so that the whole polishing disc base 1 is stabilized, and the top plate layer 12 plays a role in integral framework and support.
Example 2:
as shown in fig. 6, in this embodiment, on the basis of embodiment 1, a copper ring 8 is disposed inside one end of the heat dissipation chip removal hole 6 close to the center of the cavity of the boss, and the heat is conveniently and quickly conducted out through the arrangement of the copper ring 8.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The polishing disc suitable for different shapes is characterized by comprising a disc-shaped polishing disc base, wherein a conical boss is formed by protruding the center of the top surface of the polishing disc base, a metal disc is arranged at the center of the top of the boss, a shaft hole is formed in the center of the metal disc, the bottom surface of the boss is an arc-shaped cavity, a polishing layer is arranged on the bottom surface of the boss, the joint of the polishing layer and the edge of the bottom surface of the polishing disc base is arc-shaped, a plurality of heat dissipation chip removal holes towards the center of the circle of the cavity of the boss are formed in the polishing layer, two ends of each heat dissipation chip removal hole respectively penetrate through the bottom surface of the polishing layer and the side surface of the boss, a plurality of diamond tool bits are uniformly distributed on the bottom surface of the polishing disc base along the circumferential direction, the diamond tool bits are all arranged along the radial direction of the bottom surface of the polishing disc base, and heat dissipation holes distributed on the bottom surface of the polishing disc base in, every row the louvre all follows the radial setting of lapping piece base bottom surface, set up the radiating groove that corresponds with the louvre on the top surface of lapping piece base.
2. A sanding sheet according to claim 1 adapted for different profiles wherein the sanding layer is a film of a mixture of diamond grit and filler.
3. Polishing disc suitable for different shapes according to claim 1, characterized in that a copper ring is arranged inside one end of the heat dissipation chip removal hole close to the center of the cavity of the boss.
4. The sanding sheet for different shapes according to claim 1, wherein the sanding sheet base is divided into four layers, from bottom to top, a fiber mesh layer, a primer layer, a sponge layer and a top sheet layer.
5. Sanding disc for different profiles according to claim 1, characterized in that the heat dissipation groove extends to the top side of the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920742627.2U CN209903002U (en) | 2019-05-22 | 2019-05-22 | Polishing sheet suitable for different shapes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920742627.2U CN209903002U (en) | 2019-05-22 | 2019-05-22 | Polishing sheet suitable for different shapes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209903002U true CN209903002U (en) | 2020-01-07 |
Family
ID=69049092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920742627.2U Expired - Fee Related CN209903002U (en) | 2019-05-22 | 2019-05-22 | Polishing sheet suitable for different shapes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209903002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042796A (en) * | 2021-02-17 | 2021-06-29 | 赵行 | Air-through type annular milling cutter based on CNC control |
-
2019
- 2019-05-22 CN CN201920742627.2U patent/CN209903002U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042796A (en) * | 2021-02-17 | 2021-06-29 | 赵行 | Air-through type annular milling cutter based on CNC control |
| CN113042796B (en) * | 2021-02-17 | 2022-04-01 | 株洲华新硬质合金工具有限公司 | Air-through type annular milling cutter based on CNC control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211206 Address after: 610199 Building 1, No. 200, Checheng East Fifth Road, Chengdu Economic and Technological Development Zone (Longquanyi District), Chengdu, Sichuan Patentee after: Chengdu mandexi New Material Co.,Ltd. Address before: 610000 No. 200, Checheng East Fifth Road, Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan Province Patentee before: MDC TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |