CN111015529B - Resin grinding wheel - Google Patents
Resin grinding wheel Download PDFInfo
- Publication number
- CN111015529B CN111015529B CN202010022419.2A CN202010022419A CN111015529B CN 111015529 B CN111015529 B CN 111015529B CN 202010022419 A CN202010022419 A CN 202010022419A CN 111015529 B CN111015529 B CN 111015529B
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- Prior art keywords
- grinding wheel
- resin
- mixed
- mixture
- resin grinding
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Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
- B24D3/28—Resins or natural or synthetic macromolecular compounds
Abstract
The resin grinding wheel and the preparation method thereof have the advantages that the resin grinding wheel is simple in manufacturing method, high in preparation efficiency, free of pollutant emission, energy-saving, environment-friendly, high in mechanical strength, sharp in grinding, high in grinding efficiency, relatively low in grinding wheel consumption, long in service life which is more than 35 times that of an electroplated diamond grinding wheel, and capable of reaching the finest granularity of 18000 meshes and more; compared with an electroplated diamond grinding wheel, the resin grinding wheel has smaller finest granularity, wider application range and smaller environmental pollution; compared with a sintered diamond grinding wheel, the resin grinding wheel provided by the invention is simpler to work, has less pollution to the environment, and is higher in mechanical strength and higher in use safety.
Description
Technical Field
The invention relates to the technical field of bonded abrasive tools, in particular to a resin grinding wheel.
Background
The grinding wheel is also called a consolidation grinding tool, and is a consolidation grinding tool which is formed by consolidating common grinding materials into a certain shape by a bonding agent and has certain strength. It is generally composed of abrasive, bond and air holes, which are often referred to as the three elements of a bonded abrasive tool. The grinding wheel is the one with the largest use amount and the widest use range in the grinding tool, rotates at high speed when in use, and can perform coarse grinding, semi-fine grinding, slotting, cutting and the like on the excircle, the inner circle, the plane, various molded surfaces and the like of a metal or nonmetal workpiece.
At present, the diamond grinding wheel mainly comprises an electroplated diamond grinding wheel and a sintered diamond grinding wheel according to a manufacturing method. The disadvantages of the electroplated diamond grinding wheel are mainly as follows: a large amount of toxic and harmful substances are generated in the preparation process, so that the body of an electroplating worker is greatly damaged, the environment is seriously polluted, the finest granularity of the electroplated diamond grinding wheel can only reach 2000 meshes, and the application range is not wide enough. The sintered diamond grinding wheel has the following defects: the sintered diamond grinding wheel is mainly prepared by a splicing method in the preparation process, the mechanical strength is low, certain danger exists in the use process, the heating temperature in the preparation process is high, unpleasant gas can be released when the sintered diamond grinding wheel is heated to over 180 ℃, the preparation difficulty is high, the manufacturing cost is high, and the manufacturing efficiency is low.
Disclosure of Invention
The invention aims to: aiming at the problems, the invention provides the resin grinding wheel which has the advantages of simple manufacturing method, high preparation efficiency, no pollutant discharge, energy conservation, environmental protection, high mechanical strength, service life of more than 35 times of the service life of the electroplated diamond grinding wheel and finest granularity of more than 18000 meshes, and the preparation method thereof.
The invention is realized by the following technical scheme:
the invention provides a resin grinding wheel which comprises the following components in percentage by weight: 39-41% of diamond, 4-6% of white marble, 4-6% of silicon carbide, 3-5% of carbon fiber, 2-4% of ceramic whisker, 4-6% of molybdenum disulfide and the balance of resin.
Further, the resin grinding wheel comprises the following components in percentage by weight: 40% of diamond, 5% of white corundum, 5% of silicon carbide, 4% of carbon fiber, 3% of ceramic whisker, 5% of molybdenum disulfide and 38% of resin.
Further, the resin is a two-component resin.
The invention also provides a preparation method of the resin grinding wheel, which comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for uniformly mixing to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and uniformly stirring to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in a baking oven at 70-90 ℃ for baking for 35-45 min, taking out and cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
Further, in the step (1), the other components except the resin are put into a dry powder mixer to be mixed and stirred for 35-50 min, so as to obtain a mixed dry material.
Further, in the step (1), the other components except the resin are put into a dry powder mixer to be mixed and stirred for 40min, so as to obtain a mixed dry material.
Further, in the step (2), the dry mixed materials and the liquid resin are respectively put into a bidirectional stirrer, and are mixed and stirred for 15-30 min to obtain a mixed material.
Further, in the step (2), the dry mixed materials and the liquid resin are respectively put into a bidirectional stirrer, and are mixed and stirred for 20min to obtain a mixed material.
And (3) further, placing the mold with the mixture in the step (4) into an oven at 80 ℃ for baking for 40min, taking out the mold, cooling to room temperature, and demolding to obtain a primary finished product.
The resin grinding wheel and the preparation method thereof have the advantages that the resin grinding wheel is simple in manufacturing method, high in preparation efficiency, free of pollutant emission, energy-saving, environment-friendly, high in mechanical strength, sharp in grinding, high in grinding efficiency, relatively low in grinding wheel consumption, long in service life which is more than 35 times that of an electroplated diamond grinding wheel, and capable of reaching the finest granularity of 18000 meshes and more; compared with an electroplated diamond grinding wheel, the resin grinding wheel has smaller finest granularity, wider application range and smaller environmental pollution; compared with a sintered diamond grinding wheel, the resin grinding wheel provided by the invention is simpler to work, has less pollution to the environment, and is higher in mechanical strength and higher in use safety.
Detailed Description
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Example 1:
the resin grinding wheel comprises the following components in percentage by weight: 39% of diamond, 4% of white corundum, 4% of silicon carbide, 3% of carbon fiber, 2% of ceramic whisker, 4% of molybdenum disulfide and the balance of resin.
The invention also provides a preparation method of the resin grinding wheel, which comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for mixing and stirring for 35min to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and mixing and stirring for 15min to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in a 70 ℃ oven for baking for 35min, taking out, cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
The resin is a two-component epoxy resin.
The resin grinding wheel prepared by the preparation method of the embodiment has the advantages of sharp grinding wheel during grinding, high grinding efficiency, relatively low grinding wheel consumption, service life of more than 35 times of the service life of the electroplated diamond grinding wheel, finest granularity of 18000 meshes and above, capability of replacing the electroplated diamond grinding wheel and the sintered diamond grinding wheel, and capability of finely polishing high-end ornaments such as zircon, diamond, glass, crystal and the like.
Example 2:
the resin grinding wheel comprises the following components in percentage by weight: 41% of diamond, 6% of white corundum, 6% of silicon carbide, 5% of carbon fiber, 4% of ceramic whisker, 6% of molybdenum disulfide and the balance of resin.
The invention also provides a preparation method of the resin grinding wheel, which comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for mixing and stirring for 50min to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and mixing and stirring for 30min to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in a baking oven at 90 ℃ for baking for 45min, taking out, cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
The resin is epoxy vinyl resin.
The resin grinding wheel prepared by the preparation method of the embodiment has the advantages of sharp grinding wheel during grinding, high grinding efficiency, relatively low grinding wheel consumption, service life of more than 35 times of the service life of the electroplated diamond grinding wheel, finest granularity of 18000 meshes and above, capability of replacing the electroplated diamond grinding wheel and the sintered diamond grinding wheel, and capability of finely polishing high-end ornaments such as zircon, diamond, glass, crystal and the like.
Example 3:
the resin grinding wheel comprises the following components in percentage by weight: 40% of diamond, 5% of white corundum, 5% of silicon carbide, 4% of carbon fiber, 3% of ceramic whisker, 5% of molybdenum disulfide and 38% of resin.
The invention also provides a preparation method of the resin grinding wheel, which comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for mixing and stirring for 40min to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and mixing and stirring for 20min to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in an oven at 80 ℃ for baking for 40min, taking out, cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
The resin is double-component acrylic resin.
The resin grinding wheel prepared by the preparation method of the embodiment has the advantages of sharp grinding wheel during grinding, high grinding efficiency, relatively low grinding wheel consumption, service life of more than 35 times of the service life of the electroplated diamond grinding wheel, finest granularity of 18000 meshes and above, capability of replacing the electroplated diamond grinding wheel and the sintered diamond grinding wheel, and capability of finely polishing high-end ornaments such as zircon, diamond, glass, crystal and the like.
Example 4
The resin grinding wheel comprises the following components in percentage by weight: 40.5% of diamond, 5.5% of white marble, 4.5% of silicon carbide, 3.5% of carbon fiber, 2.5% of ceramic whisker, 4.5% of molybdenum disulfide and the balance of resin.
The invention also provides a preparation method of the resin grinding wheel, which comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for mixing and stirring for 40min to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and mixing and stirring for 20min to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in an oven at 80 ℃ for baking for 40min, taking out, cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
The resin is double-component acrylic resin.
Although the invention has been described in detail hereinabove with respect to a general description and specific embodiments thereof, it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The resin grinding wheel is characterized by comprising the following components in percentage by weight: 39-41% of diamond, 4-6% of white marble, 4-6% of silicon carbide, 3-5% of carbon fiber, 2-4% of ceramic whisker, 4-6% of molybdenum disulfide and the balance of resin;
the preparation method of the resin grinding wheel comprises the following steps:
(1) weighing the components for forming the resin grinding wheel according to the weight percentage, and putting the components except the resin into a dry powder mixer for uniformly mixing to obtain a mixed dry material;
(2) respectively putting the mixed dry material and the liquid resin into a bidirectional stirrer, and uniformly stirring to obtain a mixture;
(3) injecting the mixture into a mold, and curing to obtain the mold with the mixture;
(4) placing the mold with the mixture in a baking oven at 70-90 ℃ for baking for 35-45 min, taking out and cooling to room temperature, and demolding to obtain a primary finished product;
(5) and (4) putting the primary finished product on a grinding wheel finisher for finishing to obtain the resin grinding wheel.
2. The resin grinding wheel according to claim 1, wherein the resin grinding wheel is composed of the following components in percentage by weight: 40% of diamond, 5% of white corundum, 5% of silicon carbide, 4% of carbon fiber, 3% of ceramic whisker, 5% of molybdenum disulfide and 38% of resin.
3. The resin grinding wheel according to claim 1, wherein the resin is a two-component resin.
4. The resin grinding wheel according to claim 1, wherein in the step (1), the components except the resin are put into a dry powder mixer to be mixed and stirred for 35-50 min to obtain a mixed dry material.
5. The resin grinding wheel according to claim 4, wherein in the step (1), the components except the resin are put into a dry powder mixer to be mixed and stirred for 40min, so as to obtain a dry mixed material.
6. The resin grinding wheel according to claim 1, wherein in the step (2), the dry mixture and the liquid resin are respectively put into a bidirectional mixer, and are mixed and stirred for 15-30 min to obtain a mixed material.
7. The resin grinding wheel according to claim 6, wherein in the step (2), the dry mixture and the liquid resin are respectively put into a bidirectional mixer, and are mixed and stirred for 20min to obtain a mixed material.
8. The resin grinding wheel according to claim 1, wherein in the step (4), the mold with the mixture poured therein is placed in an oven at 80 ℃ for baking for 40min, taken out and cooled to room temperature, and the mold is removed to obtain a primary product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022419.2A CN111015529B (en) | 2020-01-09 | 2020-01-09 | Resin grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022419.2A CN111015529B (en) | 2020-01-09 | 2020-01-09 | Resin grinding wheel |
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| Publication Number | Publication Date |
|---|---|
| CN111015529A CN111015529A (en) | 2020-04-17 |
| CN111015529B true CN111015529B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010022419.2A Active CN111015529B (en) | 2020-01-09 | 2020-01-09 | Resin grinding wheel |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669131A (en) * | 2015-02-16 | 2015-06-03 | 江西峰竺新材料科技有限公司 | Calcium sulfate whisker reinforced resin grinding wheel and preparation method thereof |
| CN105437088A (en) * | 2014-08-29 | 2016-03-30 | 王双喜 | Diamond grinding wheel containing resin binder |
| CN105834924A (en) * | 2016-05-30 | 2016-08-10 | 安徽砥钻砂轮有限公司 | High-speed heavy-load resin cutting sand wheel and preparation method thereof |
| CN106002665A (en) * | 2016-05-30 | 2016-10-12 | 莒南县合兴磨料磨具公共技术服务中心 | Resin grinding wheel and preparation method thereof |
| CN109290967A (en) * | 2018-11-21 | 2019-02-01 | 厦门家和兴钻石工具有限公司 | A kind of long-life resinoid bond abrasive material and preparation method thereof |
| CN109551387A (en) * | 2018-12-29 | 2019-04-02 | 柳州凯通新材料科技有限公司 | A kind of preparation method of ultrahard diamond grinding wheel |
| CN109848870A (en) * | 2017-11-30 | 2019-06-07 | 湖北磊鑫研磨科技股份有限公司 | A kind of reinforced resin grinding wheel and preparation method thereof |
| CN109909897A (en) * | 2019-04-17 | 2019-06-21 | 江苏赛扬精工科技有限责任公司 | Piston ring ladder grinds dedicated high self-sharpening hard grinding wheel and its application |
-
2020
- 2020-01-09 CN CN202010022419.2A patent/CN111015529B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437088A (en) * | 2014-08-29 | 2016-03-30 | 王双喜 | Diamond grinding wheel containing resin binder |
| CN104669131A (en) * | 2015-02-16 | 2015-06-03 | 江西峰竺新材料科技有限公司 | Calcium sulfate whisker reinforced resin grinding wheel and preparation method thereof |
| CN105834924A (en) * | 2016-05-30 | 2016-08-10 | 安徽砥钻砂轮有限公司 | High-speed heavy-load resin cutting sand wheel and preparation method thereof |
| CN106002665A (en) * | 2016-05-30 | 2016-10-12 | 莒南县合兴磨料磨具公共技术服务中心 | Resin grinding wheel and preparation method thereof |
| CN109848870A (en) * | 2017-11-30 | 2019-06-07 | 湖北磊鑫研磨科技股份有限公司 | A kind of reinforced resin grinding wheel and preparation method thereof |
| CN109290967A (en) * | 2018-11-21 | 2019-02-01 | 厦门家和兴钻石工具有限公司 | A kind of long-life resinoid bond abrasive material and preparation method thereof |
| CN109551387A (en) * | 2018-12-29 | 2019-04-02 | 柳州凯通新材料科技有限公司 | A kind of preparation method of ultrahard diamond grinding wheel |
| CN109909897A (en) * | 2019-04-17 | 2019-06-21 | 江苏赛扬精工科技有限责任公司 | Piston ring ladder grinds dedicated high self-sharpening hard grinding wheel and its application |
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| Publication number | Publication date |
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| CN111015529A (en) | 2020-04-17 |
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