CN112109004A - Grinding wheel for grinding rubber shaft roller and manufacturing process thereof - Google Patents
Grinding wheel for grinding rubber shaft roller and manufacturing process thereof Download PDFInfo
- Publication number
- CN112109004A CN112109004A CN201910531203.6A CN201910531203A CN112109004A CN 112109004 A CN112109004 A CN 112109004A CN 201910531203 A CN201910531203 A CN 201910531203A CN 112109004 A CN112109004 A CN 112109004A
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- Prior art keywords
- grinding wheel
- grinding
- rubber
- roller
- sintering
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/16—Bushings; Mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1436—Composite particles, e.g. coated particles
Abstract
The invention discloses a rubber grinding roller grinding wheel and a manufacturing process thereof, and the rubber grinding roller grinding wheel comprises a grinding wheel body, wherein the grinding wheel body comprises a riveting ring, a roller is arranged inside the riveting ring, one end of the roller is provided with a plurality of first threaded holes which are distributed at equal intervals, the bottom of the riveting ring is provided with a wing plate, the outside of the wing plate is provided with a second threaded hole corresponding to the first threaded hole, the outside of the roller is provided with a threaded groove, and the outside of the roller is sleeved with a locking ring. The grinding wheel has the beneficial effects that the grinding wheel effectively solves the problems of small grinding amount, poor surface quality and easy blockage of the grinding wheel when the rubber shaft roller is ground by a common grinding wheel. The grinding wheel has the advantages of large grinding amount, difficulty in blocking, small grinding wheel dressing frequency, good surface quality of a machined workpiece, and effective improvement on machining efficiency and machining quality.
Description
Technical Field
The invention relates to the technical field of grinding wheels, in particular to a rubber shaft roller grinding wheel and a manufacturing process thereof.
Background
The industry is growing and growing continuously, the demand of the grinding wheel occupies great proportion in the society, and the grinding wheel has great development space in the aspect of cutting, the grinding wheel is a tool with great demand, the grinding wheel is formed by bonding diamond grinding materials, the existing grinding wheel has the common problems that one grinding wheel cannot be used for many times, and components falling off when the grinding wheel is rubbed with an object are too fast, so that the service life is shortened.
Therefore, it is desirable to design a grinding wheel for grinding rubber roller and a manufacturing process thereof to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a grinding wheel for grinding a rubber shaft roller and a manufacturing process thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a grind rubber beam barrel emery wheel and preparation technology thereof, includes the emery wheel body, the emery wheel body is including riveting ring, riveting ring's inside is provided with the beam barrel, the one end of beam barrel is provided with the first screw hole that a plurality of equidistance distributes, riveting ring's bottom is provided with the pterygoid lamina, the outside of pterygoid lamina is provided with the second screw hole corresponding with first screw hole, the beam barrel outside is provided with the thread groove, the locking ring has been cup jointed to the outside of beam barrel.
Preferably, in the present invention, the screw groove is located at an end adjacent to the first screw hole, and the locking ring is screw-coupled to the screw groove.
Preferably, in the invention, a groove is arranged above the riveting ring, and a rubber pad is arranged inside the groove.
Preferably, in the invention, the locking ring is located inside the groove, and the outer wall of one side of the locking ring is attached to the rubber pad.
Preferably, in the invention, one end of the shaft roller is positioned inside the riveting ring, and a rubber pad is also arranged between the wing plate and the shaft roller.
Preferably, in the invention, the riveting ring and the shaft roller are fixed by a fixing bolt in threaded connection with the first threaded hole and the second threaded hole.
As a further technical scheme, the method comprises the preparation of the hollow sphere abrasive, and comprises the following steps:
s1, adding the weighed hollow spheres into 2% resin liquid to mix for 15 minutes to wet the surfaces of the hollow spheres;
s2, adding 5-8% of ceramic bonding agent and mixing for 20 minutes to uniformly adhere the bonding agent on the surface of the hollow sphere;
s3, adding 20 percent of abrasive and mixing for 20 minutes to ensure that the surface of the hollow ball is uniformly adhered with the abrasive;
s4, putting the mixed hollow ball grinding material into an oven for drying, controlling the drying temperature at 100 +/-5 ℃ and the drying time for 8 hours;
s5, screening the dried hollow ball abrasive to remove free abrasive;
and S6, granulating again according to the process, and finally screening for later use.
As a further technical scheme, the method comprises the preparation of the rubber grinding wheel, and comprises the following steps:
s1, mixing the raw materials, namely mixing the hollow sphere abrasive, the corundum and other bonding agents according to the mass fraction of 38:46: 16;
s2, performing compression molding, adding the mixed raw materials in the S1 into a specific grinding wheel mold, controlling the thickness to be 1-1.5 mm, flatly placing the working body of the grinding wheel, turning for one circle to ensure that the joint surfaces are uniformly contacted, and checking whether the joint surfaces are concentric;
s3, drying and sintering, namely drying and sintering the grinding wheel molded by the pressing die, putting the grinding wheel into a sintering furnace for sintering and sintering, controlling the sintering temperature at 180 ℃, uniformly heating for 12h, and then keeping the temperature for 4 h;
and S4, cooling the grinding wheel sintered in the step S3 to room temperature, and then performing plane processing to perform outer circle and inner hole processing. When the outer circle and the inner hole are machined, the corresponding threaded hole plate is used for fastening the grinding wheel through bolts, and then the grinding wheel is arranged on a machining lathe to simultaneously machine the inner circle and the outer circle by taking the threaded hole plate as a reference so as to ensure the coaxiality of the grinding wheel;
and S5, checking and warehousing.
The invention has the beneficial effects that:
the grinding wheel adopted by the invention is made of hollow sphere grinding materials and other materials, and the grinding wheel effectively solves the problems of small grinding amount, poor surface quality and easy blockage of the grinding wheel when the rubber shaft roller is ground by a common grinding wheel. The grinding wheel has the advantages of large grinding amount, difficulty in blocking, small grinding wheel dressing frequency, good surface quality of a machined workpiece, and effective improvement on machining efficiency and machining quality.
Drawings
FIG. 1 is a schematic structural diagram of a rubber shaft grinding wheel and a manufacturing process thereof according to the present invention;
FIG. 2 is a schematic structural diagram of a grinding wheel body for grinding a rubber roller grinding wheel and a manufacturing process thereof according to the present invention;
FIG. 3 is a schematic view of a roller structure of a grinding wheel for grinding a rubber roller and a manufacturing process thereof according to the present invention;
FIG. 4 is a schematic flow chart of a grinding wheel for grinding rubber shaft rollers and a manufacturing process thereof according to the present invention.
In the figure: 1 emery wheel body, 2 beam barrels, 3 locking rings, 4 riveting rings, 5 recesses, 6 rubber pads, 7 pterygoid lamina, 8 second screw hole, 9 thread groove, 10 first screw hole.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, the grinding wheel for grinding the rubber roller comprises a grinding wheel body 1, wherein the grinding wheel body 1 comprises a riveting ring 4, a roller 2 is arranged inside the riveting ring 4, a plurality of first threaded holes 10 distributed at equal intervals are formed in one end of the roller 2, a wing plate 7 is arranged at the bottom of the riveting ring 4, a second threaded hole 8 corresponding to the first threaded hole 10 is formed in the outer portion of the wing plate 7, a threaded groove 9 is formed in the outer portion of the roller 2, and a locking ring 3 is sleeved on the outer portion of the roller 2.
Preferably, in the present invention, the screw groove 9 is located near one end of the first screw hole 10, and the locking ring 3 is screw-coupled to the screw groove 9.
Preferably, in the invention, a groove 5 is arranged above the riveting ring 4, and a rubber pad 6 is arranged inside the groove 5.
Preferably, in the present invention, the locking ring 3 is located inside the groove 5, and one side outer wall of the locking ring 3 is attached to the rubber pad 6.
Preferably, in the present invention, one end of the roller 2 is located inside the riveting ring 4, and a rubber pad 6 is also arranged between the wing plate 7 and the roller 2.
Preferably, in the invention, the riveting ring 4 and the shaft roller 2 are fixed through a fixing bolt in threaded connection with the first threaded hole 10 and the second threaded hole 8.
As a further technical scheme, the method comprises the preparation of the hollow sphere abrasive, and comprises the following steps:
s1, adding the weighed hollow spheres into 2% resin liquid to mix for 15 minutes to wet the surfaces of the hollow spheres;
s2, adding 5-8% of ceramic bonding agent and mixing for 20 minutes to uniformly adhere the bonding agent on the surface of the hollow sphere;
s3, adding 20 percent of abrasive and mixing for 20 minutes to ensure that the surface of the hollow ball is uniformly adhered with the abrasive;
s4, putting the mixed hollow ball grinding material into an oven for drying, controlling the drying temperature at 100 +/-5 ℃ and the drying time for 8 hours;
s5, screening the dried hollow ball abrasive to remove free abrasive;
and S6, granulating again according to the process, and finally screening for later use.
As a further technical scheme, the method comprises the preparation of the rubber grinding wheel, and comprises the following steps:
s1, mixing the raw materials, namely mixing the hollow sphere abrasive, the corundum and other bonding agents according to the mass fraction of 38:46: 16;
s2, performing compression molding, adding the mixed raw materials in the S1 into a specific grinding wheel mold, controlling the thickness to be 1-1.5 mm, flatly placing the working body of the grinding wheel, turning for one circle to ensure that the joint surfaces are uniformly contacted, and checking whether the joint surfaces are concentric;
s3, drying and sintering, namely drying and sintering the grinding wheel molded by the pressing die, putting the grinding wheel into a sintering furnace for sintering and sintering, controlling the sintering temperature at 180 ℃, uniformly heating for 12h, and then keeping the temperature for 4 h;
and S4, cooling the grinding wheel sintered in the step S3 to room temperature, and then performing plane processing to perform outer circle and inner hole processing. When the outer circle and the inner hole are machined, the corresponding threaded hole plate is used for fastening the grinding wheel through bolts, and then the grinding wheel is arranged on a machining lathe to simultaneously machine the inner circle and the outer circle by taking the threaded hole plate as a reference so as to ensure the coaxiality of the grinding wheel;
and S5, checking and warehousing.
Detailed description of the preferred embodiment 1
The utility model provides a grind rubber beam barrel emery wheel and preparation technology thereof, includes emery wheel body 1, emery wheel body 1 is including riveting ring 4, and the inside of riveting ring 4 is provided with beam barrel 2, and the one end of beam barrel 2 is provided with the first screw hole 10 that a plurality of equidistance distributes, and the bottom of riveting ring 4 is provided with pterygoid lamina 7, and the outside of pterygoid lamina 7 is provided with the second screw hole 8 corresponding with first screw hole 10, and the outside of beam barrel 2 is provided with thread groove 9, and locking ring 3 has been cup jointed to the outside of beam barrel 2.
Wherein, the thread groove 9 is positioned at one end close to the first threaded hole 10, and the locking ring 3 is in threaded connection with the thread groove 9; a groove 5 is arranged above the riveting ring 4, and a rubber pad 6 is arranged inside the groove 5; the locking ring 3 is positioned in the groove 5, and the outer wall of one side of the locking ring 3 is attached to the rubber pad 6; one end of the shaft roller 2 is positioned inside the riveting ring 4, and a rubber pad 6 is also arranged between the wing plate 7 and the shaft roller 2; the riveting ring 4 and the shaft roller 2 are fixed through a fixing bolt in threaded connection with the inner part of the first threaded hole 10 and the second threaded hole 8.
The preparation method of the hollow sphere abrasive comprises the following steps:
s1, adding the weighed hollow spheres into 2% resin liquid to mix for 15 minutes to wet the surfaces of the hollow spheres;
s2, adding 5-8% of ceramic bonding agent and mixing for 20 minutes to uniformly adhere the bonding agent on the surface of the hollow sphere;
s3, adding 20 percent of abrasive and mixing for 20 minutes to ensure that the surface of the hollow ball is uniformly adhered with the abrasive;
s4, putting the mixed hollow ball grinding material into an oven for drying, controlling the drying temperature at 100 +/-5 ℃ and the drying time for 8 hours;
s5, screening the dried hollow ball abrasive to remove free abrasive;
and S6, granulating again according to the process, and finally screening for later use.
The preparation of the rubber grinding wheel comprises the following steps:
s1, mixing the raw materials, namely mixing the hollow sphere abrasive, the corundum and other bonding agents according to the mass fraction of 38:46: 16;
s2, performing compression molding, adding the mixed raw materials in the S1 into a specific grinding wheel mold, controlling the thickness to be 1-1.5 mm, flatly placing the working body of the grinding wheel, turning for one circle to ensure that the joint surfaces are uniformly contacted, and checking whether the joint surfaces are concentric;
s3, drying and sintering, namely drying and sintering the grinding wheel molded by the pressing die, putting the grinding wheel into a sintering furnace for sintering and sintering, controlling the sintering temperature at 180 ℃, uniformly heating for 12h, and then keeping the temperature for 4 h;
and S4, cooling the grinding wheel sintered in the step S3 to room temperature, and then performing plane processing to perform outer circle and inner hole processing. When the outer circle and the inner hole are machined, the corresponding threaded hole plate is used for fastening the grinding wheel through bolts, and then the grinding wheel is arranged on a machining lathe to simultaneously machine the inner circle and the outer circle by taking the threaded hole plate as a reference so as to ensure the coaxiality of the grinding wheel;
and S5, checking and warehousing.
In summary, the following steps: when the rubber grinding wheel is prepared, adding 2% of resin liquid into the weighed hollow ball, and mixing for 15 minutes to wet the surface of the hollow ball; adding 5-8% of ceramic bonding agent and mixing for 20 minutes to uniformly adhere the bonding agent on the surface of the hollow sphere; adding 20% of abrasive and mixing for 20 minutes to uniformly adhere the abrasive on the surface of the hollow ball; putting the mixed hollow sphere abrasive into an oven for drying, controlling the drying temperature at 100 +/-5 ℃ and the drying time for 8 hours; screening the dried hollow ball abrasive to remove free abrasive; granulating again according to the process, and finally screening for later use; mixing the hollow sphere abrasive, corundum and other bonding agents according to the mass fraction of 38:46: 16; adding the mixed raw materials into a specific grinding wheel die, controlling the thickness to be 1-1.5 mm, flatly placing the working body of the grinding wheel, turning for a circle to ensure that the joint surfaces are uniformly contacted, and checking whether the joint surfaces are concentric; drying and sintering the grinding wheel formed by the pressing die, putting the grinding wheel into a sintering furnace for sintering and sintering, controlling the sintering temperature at 180 ℃, uniformly heating for 12 hours, and then preserving heat for 4 hours; and cooling the sintered grinding wheel to room temperature, and then performing plane processing to perform excircle and inner hole processing. When the outer circle and the inner hole are machined, the grinding wheel is fastened by bolts through corresponding screw hole plates, the grinding wheel is installed in a machining lathe, the inner circle and the outer circle are machined simultaneously by taking the screw hole plates as a reference so as to ensure the coaxiality of the grinding wheel, and finally the grinding wheel is inspected and stored in a warehouse.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a grind rubber beam barrel emery wheel, includes emery wheel body (1), its characterized in that, emery wheel body (1) is including riveting ring (4), the inside of riveting ring (4) is provided with beam barrel (2), the one end of beam barrel (2) is provided with first screw hole (10) that a plurality of equidistance distributes, the bottom of riveting ring (4) is provided with pterygoid lamina (7), the outside of pterygoid lamina (7) is provided with second screw hole (8) corresponding with first screw hole (10), beam barrel (2) outside is provided with thread groove (9), locking ring (3) have been cup jointed to the outside of beam barrel (2).
2. A rubber-grinding arbor grinding wheel according to claim 1, characterized in that the threaded groove (9) is located near the first threaded hole (10) and the locking ring (3) is screwed into the threaded groove (9).
3. A rubber grinding arbor roller grinding wheel according to claim 1, characterized in that a groove (5) is provided above the riveting ring (4), and a rubber pad (6) is provided inside the groove (5).
4. A rubber grinding arbor grinding wheel according to claim 1, characterized in that the locking ring (3) is located inside the groove (5), and the outer wall of one side of the locking ring (3) is attached to the rubber pad (6).
5. A rubber-grinding arbor wheel according to claim 1, characterized in that the arbor (2) is provided with one end inside the riveting ring (4) and a rubber pad (6) is provided between the wing (7) and the arbor (2).
6. A rubber-grinding arbor roller grinding wheel according to claim 1, characterized in that the riveting ring (4) is fixed to the arbor roller (2) by means of a fixing bolt which is screwed into the first threaded hole (10) and the second threaded hole (8).
7. The process for manufacturing the grinding wheel for grinding the rubber shaft roller according to claim 1, which comprises the preparation of hollow ball grinding materials, and comprises the following steps:
s1, adding the weighed hollow spheres into 2% resin liquid to mix for 15 minutes to wet the surfaces of the hollow spheres;
s2, adding 5-8% of ceramic bonding agent and mixing for 20 minutes to uniformly adhere the bonding agent on the surface of the hollow sphere;
s3, adding 20 percent of abrasive and mixing for 20 minutes to ensure that the surface of the hollow ball is uniformly adhered with the abrasive;
s4, putting the mixed hollow ball grinding material into an oven for drying, controlling the drying temperature at 100 +/-5 ℃ and the drying time for 8 hours;
s5, screening the dried hollow ball abrasive to remove free abrasive;
and S6, granulating again according to the process, and finally screening for later use.
8. The process for manufacturing a grinding wheel for grinding rubber rollers according to claim 1, which comprises the preparation of the grinding wheel, wherein the process comprises the following steps:
s1, mixing the raw materials, namely mixing the hollow sphere abrasive, the corundum and other bonding agents according to the mass fraction of 38:46: 16;
s2, performing compression molding, adding the mixed raw materials in the S1 into a specific grinding wheel mold, controlling the thickness to be 1-1.5 mm, flatly placing the working body of the grinding wheel, turning for one circle to ensure that the joint surfaces are uniformly contacted, and checking whether the joint surfaces are concentric;
s3, drying and sintering, namely drying and sintering the grinding wheel molded by the pressing die, putting the grinding wheel into a sintering furnace for sintering and sintering, controlling the sintering temperature at 180 ℃, uniformly heating for 12h, and then keeping the temperature for 4 h;
s4, cooling the grinding wheel sintered in the step S3 to room temperature, and then performing plane processing to process an outer circle and an inner hole;
when the outer circle and the inner hole are machined, the corresponding threaded hole plate is used for fastening the grinding wheel through bolts, and then the grinding wheel is arranged on a machining lathe to simultaneously machine the inner circle and the outer circle by taking the threaded hole plate as a reference so as to ensure the coaxiality of the grinding wheel;
and S5, checking and warehousing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910531203.6A CN112109004A (en) | 2019-06-19 | 2019-06-19 | Grinding wheel for grinding rubber shaft roller and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910531203.6A CN112109004A (en) | 2019-06-19 | 2019-06-19 | Grinding wheel for grinding rubber shaft roller and manufacturing process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112109004A true CN112109004A (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910531203.6A Pending CN112109004A (en) | 2019-06-19 | 2019-06-19 | Grinding wheel for grinding rubber shaft roller and manufacturing process thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100037531A1 (en) * | 2007-03-13 | 2010-02-18 | Huzinec Gary M | Abrasive composition and article formed therefrom |
| CN102059658A (en) * | 2009-11-13 | 2011-05-18 | 沈阳中科超硬磨具磨削研究所 | Preparation technology of CBN (cubic boron nitride) ceramic grinding wheel for wholly grinding end surface and outer circle of crank shaft flange |
| CN104608061A (en) * | 2015-01-21 | 2015-05-13 | 白鸽磨料磨具有限公司 | Rubber roller grinding wheel and manufacturing method thereof |
| CN104742030A (en) * | 2015-04-13 | 2015-07-01 | 深圳市常兴技术股份有限公司 | Grinding wheel and manufacturing method thereof |
| CN105666347A (en) * | 2016-04-13 | 2016-06-15 | 郑州宏基研磨科技有限公司 | Ceramic stacked abrasive material, method for preparing same, and grinding tool |
| CN107042475A (en) * | 2017-05-27 | 2017-08-15 | 江苏赛扬精工科技有限责任公司 | A kind of universal joint alley mill nano-grade ceramic binding agent cBN emery wheels and preparation method thereof |
| CN109676521A (en) * | 2019-01-24 | 2019-04-26 | 浙江机电职业技术学院 | A kind of safety-type abrasive wheel cutting machine modular construction |
-
2019
- 2019-06-19 CN CN201910531203.6A patent/CN112109004A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100037531A1 (en) * | 2007-03-13 | 2010-02-18 | Huzinec Gary M | Abrasive composition and article formed therefrom |
| CN102059658A (en) * | 2009-11-13 | 2011-05-18 | 沈阳中科超硬磨具磨削研究所 | Preparation technology of CBN (cubic boron nitride) ceramic grinding wheel for wholly grinding end surface and outer circle of crank shaft flange |
| CN104608061A (en) * | 2015-01-21 | 2015-05-13 | 白鸽磨料磨具有限公司 | Rubber roller grinding wheel and manufacturing method thereof |
| CN104742030A (en) * | 2015-04-13 | 2015-07-01 | 深圳市常兴技术股份有限公司 | Grinding wheel and manufacturing method thereof |
| CN105666347A (en) * | 2016-04-13 | 2016-06-15 | 郑州宏基研磨科技有限公司 | Ceramic stacked abrasive material, method for preparing same, and grinding tool |
| CN107042475A (en) * | 2017-05-27 | 2017-08-15 | 江苏赛扬精工科技有限责任公司 | A kind of universal joint alley mill nano-grade ceramic binding agent cBN emery wheels and preparation method thereof |
| CN109676521A (en) * | 2019-01-24 | 2019-04-26 | 浙江机电职业技术学院 | A kind of safety-type abrasive wheel cutting machine modular construction |
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Application publication date: 20201222 |