CN110524438A - A kind of high temperature resistant explosion-proof grinding wheel and preparation process - Google Patents
A kind of high temperature resistant explosion-proof grinding wheel and preparation process Download PDFInfo
- Publication number
- CN110524438A CN110524438A CN201910799026.XA CN201910799026A CN110524438A CN 110524438 A CN110524438 A CN 110524438A CN 201910799026 A CN201910799026 A CN 201910799026A CN 110524438 A CN110524438 A CN 110524438A
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- parts
- grinding wheel
- wheel body
- hours
- phenolic resin
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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
-
- 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
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of high temperature resistant explosion-proof grinding wheels, including grinding wheel body, the center of grinding wheel body be equipped with the body concentric through-hole of grinding wheel, being all provided on the front and back for grinding wheel body be fluted, the section of groove is isosceles trapezoid, and is evenly equipped with several explosionproof holes on the grinding wheel body.Silane coupling agent is added in this grinding wheel preparation process, it is a kind of adhesive accelerant, the adhesiveness of phenolic resin adhesive in grinding wheel manufacturing process can be improved, to improve the binding force of grinding wheel backing wire piece and sand and resin, its wearability is strong, and it is arranged on grinding wheel body fluted, it can effectively radiate, reduce the fever phenomenon in bruting process.And explosionproof hole is provided on grinding wheel body, the setting of explosionproof hole can effectively prevent grinding wheel layer fragmentation, realize effective explosion-proof.
Description
Technical field
The present invention relates to a kind of high temperature resistant explosion-proof grinding wheel and preparation processes, specially grinding wheel preparation technical field.
Background technique
As the use of the progress of modern society, the development of mechanical processing industry, grinding wheel is also more and more extensive.But it is right simultaneously
The requirement of grinding wheel is also higher and higher, and the high temperature resistant of traditional grinding wheel, explosion-proof performance is bad, there is some potential safety problems, especially long
When time is using high temperature is generated, it be easy to cause accident, it is therefore desirable to study a kind of special high temperature resistant explosion-proof grinding wheel.
Summary of the invention
The purpose of the present invention is to provide a kind of high temperature resistant explosion-proof grinding wheel and preparation processes, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of high temperature resistant explosion-proof grinding wheel includes grinding wheel body, sand
The center of wheel body be equipped with the body concentric through-hole of grinding wheel, being all provided on the front and back for grinding wheel body is fluted, and the section of groove is
Isosceles trapezoid, and several explosionproof holes are evenly equipped on the grinding wheel body.
Preferably, the grinding wheel body include following raw material: 60-80 parts of diamond dust, 30-40 parts of silica flour,
40-50 parts of emergy, 8-12 parts of rosin, 25-35 parts of acrylic acid, 35-40 parts of plastic phenolic resin, thermosetting phenolic resin 25-
35 parts, 8-12 parts of silane coupling agent, 9-15 parts of sodium polymethacrylate, 3-6 parts of acrylonitrile, 10-15 parts of chrysotile, glass
12-25 parts of fiber, 8-12 parts of magnesium hydroxide.
Further preferably, the grinding wheel body includes following raw material: 70 parts of diamond dust, 35 parts of silica flour, corundum
45 parts of sand, 10 parts of rosin, 30 parts of acrylic acid, 38 parts of plastic phenolic resin, 30 parts of thermosetting phenolic resin, silane coupling agent 10
Part, 12 parts of sodium polymethacrylate, 4 parts of acrylonitrile, 12 parts of chrysotile, 20 parts of glass fibre, 10 parts of magnesium hydroxide.
A kind of high temperature resistant explosion-proof grinding wheel the preparation method is as follows: step 1: according to parts by weight by 60-80 parts of diamond dust,
30-40 parts of silica flour, 40-50 parts of emergy, 8-12 parts of rosin, 25-35 parts of acrylic acid, 35-40 parts of plastic phenolic resin, thermosetting
Property 25-35 parts of phenolic resin, 8-12 parts of silane coupling agent, 9-15 parts of sodium polymethacrylate, 3-6 parts of acrylonitrile, serpentine stone
10-15 parts of cotton, 12-25 parts of glass fibre, 8-12 parts of magnesium hydroxide be sufficiently pulverized and mixed；
Step 2: pouring into mix layered in mold, fluted and explosionproof hole, every layer of upper interval covering are set on mold
It is covered with the fiberglass gridding cloth or high-carbon steel wire of phenolic resin；Mould pressurizing is formed, the thick embryo of grinding wheel is made；
Step 3: the thick embryo of grinding wheel is heated in conventional drying furnace, after first incubation at room temperature 64-72 hours, 10 hours
It is warming up to 40-45 DEG C, keeps the temperature 22-24 hours；It is warming up to 68-70 DEG C after 12~14 hours, keeps the temperature 70-80 hours；12~15 is small
When after be warming up to 88-95 DEG C, keep the temperature 90-100 hours；Temperature fall presses average speed per hour control to room temperature, each step-up temperature speed per hour again
System.
Preferably, the silane coupling agent is 3- aminopropyl triethoxysilane coupling agent.
It compared with prior art, is one the beneficial effects of the present invention are: silane coupling agent is added in this grinding wheel preparation process
Kind adhesive accelerant, can improve the adhesiveness of phenolic resin adhesive in grinding wheel manufacturing process, to improve grinding wheel backing wire piece
With the binding force of sand and resin, wearability is strong, and is arranged on grinding wheel body fluted, can effectively radiate, reduce polishing
Fever phenomenon in the process.And explosionproof hole is provided on grinding wheel body, the setting of explosionproof hole can effectively prevent grinding wheel layer fragmentation, realize
It is effective explosion-proof.
Detailed description of the invention
Fig. 1 is schematic diagram of the three-dimensional structure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of high temperature resistant explosion-proof grinding wheel includes grinding wheel body 1, grinding wheel body
Center be equipped with the body concentric through-hole 2 of grinding wheel, grinding wheel body 1 is all provided with fluted 3 on the front and back, and the section of groove 3 is
Isosceles trapezoid, and several explosionproof holes 4 are evenly equipped on the grinding wheel body 1.
Embodiment 1
A kind of high temperature resistant explosion-proof grinding wheel the preparation method is as follows: step 1: according to parts by weight by 60 parts of diamond dust, quartz
30 parts of powder, 40 parts of emergy, 8 parts of rosin, 25 parts of acrylic acid, 35 parts of plastic phenolic resin, 25 parts of thermosetting phenolic resin, silane
8 parts of coupling agent, 9 parts of sodium polymethacrylate, 3 parts of acrylonitrile, 10 parts of chrysotile, 12 parts of glass fibre, 8 parts of magnesium hydroxide
Sufficiently it is pulverized and mixed；
Step 2: pouring into mix layered in mold, fluted and explosionproof hole, every layer of upper interval covering are set on mold
It is covered with the fiberglass gridding cloth or high-carbon steel wire of phenolic resin；Mould pressurizing is formed, the thick embryo of grinding wheel is made；
Step 3: the thick embryo of grinding wheel is heated in conventional drying furnace, first incubation at room temperature heats up after 64 hours, 10 hours
To 40 DEG C, 22 hours are kept the temperature；It is warming up to 68 DEG C after 12 hours, keeps the temperature 70 hours；88 DEG C are warming up to after 12 hours, heat preservation 90 is small
When；Temperature fall is controlled to room temperature, each step-up temperature speed per hour by average speed per hour again.
Embodiment 2
A kind of high temperature resistant explosion-proof grinding wheel the preparation method is as follows: step 1: according to parts by weight by 80 parts of diamond dust, quartz
40 parts of powder, 50 parts of emergy, 12 parts of rosin, 35 parts of acrylic acid, 40 parts of plastic phenolic resin, 35 parts of thermosetting phenolic resin, silicon
12 parts of alkane coupling agent, 15 parts of sodium polymethacrylate, 6 parts of acrylonitrile, 15 parts of chrysotile, 25 parts of glass fibre, hydroxide
12 parts of magnesium are sufficiently pulverized and mixed；
Step 2: pouring into mix layered in mold, fluted and explosionproof hole, every layer of upper interval covering are set on mold
It is covered with the fiberglass gridding cloth or high-carbon steel wire of phenolic resin；Mould pressurizing is formed, the thick embryo of grinding wheel is made；
Step 3: the thick embryo of grinding wheel is heated in conventional drying furnace, first incubation at room temperature heats up after 72 hours, 10 hours
To 45 DEG C, 24 hours are kept the temperature；It is warming up to 70 DEG C after 14 hours, keeps the temperature 80 hours；95 DEG C are warming up to after 15 hours, heat preservation 100 is small
When；Temperature fall is controlled to room temperature, each step-up temperature speed per hour by average speed per hour again.
Embodiment 3
A kind of high temperature resistant explosion-proof grinding wheel the preparation method is as follows: step 1: according to parts by weight by 70 parts of diamond dust, quartz
35 parts of powder, 45 parts of emergy, 10 parts of rosin, 30 parts of acrylic acid, 38 parts of plastic phenolic resin, 30 parts of thermosetting phenolic resin, silicon
10 parts of alkane coupling agent, 12 parts of sodium polymethacrylate, 4 parts of acrylonitrile, 12 parts of chrysotile, 20 parts of glass fibre, hydroxide
10 parts of magnesium are sufficiently pulverized and mixed；
Step 2: pouring into mix layered in mold, fluted and explosionproof hole, every layer of upper interval covering are set on mold
It is covered with the fiberglass gridding cloth or high-carbon steel wire of phenolic resin；Mould pressurizing is formed, the thick embryo of grinding wheel is made；
Step 3: the thick embryo of grinding wheel is heated in conventional drying furnace, first incubation at room temperature heats up after 70 hours, 10 hours
To 42 DEG C, 24 hours are kept the temperature；It is warming up to 69 DEG C after 13 hours, keeps the temperature 75 hours；90 DEG C are warming up to after 13 hours, heat preservation 95 is small
When；Temperature fall is controlled to room temperature, each step-up temperature speed per hour by average speed per hour again.
The technical indicator that above-described embodiment grinding wheel is tested is as follows:
Hardness, the grinding performance of grinding wheel etc. that the present invention prepares embodiment 1-3 preparation are improved, and more heatproof is anti-
It is curved, and service life extends 5-8 times.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of high temperature resistant explosion-proof grinding wheel, it is characterised in that: the grinding wheel includes grinding wheel body (1), and the center of grinding wheel body (1) is set
There is the through-hole (2) concentric with grinding wheel body (1), grinding wheel body (1) is all provided with fluted (3) on the front and back, the section of groove (3)
For isosceles trapezoid, and several explosionproof holes (4) are evenly equipped on the grinding wheel body (1).
2. a kind of high temperature resistant explosion-proof grinding wheel according to claim 1, it is characterised in that: the grinding wheel body (1) include with
Lower raw material: 60-80 parts of diamond dust, 30-40 parts of silica flour, 40-50 parts of emergy, 8-12 parts of rosin, acrylic acid 25-35
Part, 35-40 parts of plastic phenolic resin, 25-35 parts of thermosetting phenolic resin, 8-12 parts of silane coupling agent, sodium polymethacrylate
9-15 parts, 3-6 parts of acrylonitrile, 10-15 parts of chrysotile, 12-25 parts of glass fibre, 8-12 parts of magnesium hydroxide.
3. a kind of high temperature resistant explosion-proof grinding wheel according to claim 1, it is characterised in that: the grinding wheel body (1) include with
Lower raw material: 70 parts of diamond dust, 35 parts of silica flour, 45 parts of emergy, 10 parts of rosin, 30 parts of acrylic acid, plastic phenolic tree
38 parts of rouge, 30 parts of thermosetting phenolic resin, 10 parts of silane coupling agent, 12 parts of sodium polymethacrylate, 4 parts of acrylonitrile, serpentine
12 parts of asbestos, 20 parts of glass fibre, 10 parts of magnesium hydroxide.
4. a kind of preparation method of high temperature resistant explosion-proof grinding wheel, it is characterised in that: specifically the preparation method comprises the following steps: step 1: according to weight
Number is by diamond dust, silica flour, emergy, rosin, acrylic acid, plastic phenolic resin, thermosetting phenolic resin, silane coupled
Agent, sodium polymethacrylate, acrylonitrile, chrysotile, glass fibre, magnesium hydroxide are sufficiently pulverized and mixed；
Step 2: pouring into mix layered in mold, fluted and explosionproof hole is set, every layer of upper interval is covered on mold
The fiberglass gridding cloth or high-carbon steel wire of phenolic resin；Mould pressurizing is formed, the thick embryo of grinding wheel is made；
Step 3: the thick embryo of grinding wheel is heated in conventional drying furnace, heat up after first incubation at room temperature 64-72 hours, 10 hours
To 40-45 DEG C, 22-24 hours are kept the temperature；It is warming up to 68-70 DEG C after 12~14 hours, keeps the temperature 70-80 hours；After 12~15 hours
It is warming up to 88-95 DEG C, keeps the temperature 90-100 hours；Temperature fall is controlled to room temperature, each step-up temperature speed per hour by average speed per hour again.
5. a kind of preparation method of high temperature resistant explosion-proof grinding wheel according to claim 4, it is characterised in that: the silane is even
Connection agent is 3- aminopropyl triethoxysilane coupling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799026.XA CN110524438A (en) | 2019-08-28 | 2019-08-28 | A kind of high temperature resistant explosion-proof grinding wheel and preparation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799026.XA CN110524438A (en) | 2019-08-28 | 2019-08-28 | A kind of high temperature resistant explosion-proof grinding wheel and preparation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110524438A true CN110524438A (en) | 2019-12-03 |
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ID=68664604
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910799026.XA Pending CN110524438A (en) | 2019-08-28 | 2019-08-28 | A kind of high temperature resistant explosion-proof grinding wheel and preparation process |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001287167A (en) * | 2000-04-10 | 2001-10-16 | Kanto Seito Kk | Open mesh disc for polishing and manufacturing method therefor |
| KR20110080576A (en) * | 2010-01-06 | 2011-07-13 | 이호필 | Disk type grinding pad and method for manufacturing of as the same |
| CN102814759A (en) * | 2012-07-31 | 2012-12-12 | 安徽威铭耐磨材料有限公司 | Diamond resin grinding wheel and preparation method thereof |
| CN102952449A (en) * | 2012-11-01 | 2013-03-06 | 南通哥班玻璃纤维制品有限公司 | Grinding wheel mesh coating formula |
| CN104290042A (en) * | 2013-07-16 | 2015-01-21 | 宁波大华砂轮有限公司 | Anti-cracking and anti-knocking resin grinding wheel |
| CN106366829A (en) * | 2016-08-25 | 2017-02-01 | 南通启吾农产品有限公司 | Coating formula for mesh sheet |
| CN206425987U (en) * | 2017-01-19 | 2017-08-22 | 浙江亚孙砂轮有限公司 | A kind of explosion-proof resin wheel |
| CN109290965A (en) * | 2018-11-16 | 2019-02-01 | 安徽砥钻砂轮有限公司 | A kind of explosion-proof grinding wheel |
| CN109290966A (en) * | 2018-11-16 | 2019-02-01 | 安徽砥钻砂轮有限公司 | A kind of high temperature resistant explosion-proof grinding wheel |
| CN208614585U (en) * | 2018-06-27 | 2019-03-19 | 盐城市久恒工贸有限公司 | A kind of explosion-proof grinding wheel effectively to radiate |
-
2019
- 2019-08-28 CN CN201910799026.XA patent/CN110524438A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001287167A (en) * | 2000-04-10 | 2001-10-16 | Kanto Seito Kk | Open mesh disc for polishing and manufacturing method therefor |
| KR20110080576A (en) * | 2010-01-06 | 2011-07-13 | 이호필 | Disk type grinding pad and method for manufacturing of as the same |
| CN102814759A (en) * | 2012-07-31 | 2012-12-12 | 安徽威铭耐磨材料有限公司 | Diamond resin grinding wheel and preparation method thereof |
| CN102952449A (en) * | 2012-11-01 | 2013-03-06 | 南通哥班玻璃纤维制品有限公司 | Grinding wheel mesh coating formula |
| CN104290042A (en) * | 2013-07-16 | 2015-01-21 | 宁波大华砂轮有限公司 | Anti-cracking and anti-knocking resin grinding wheel |
| CN106366829A (en) * | 2016-08-25 | 2017-02-01 | 南通启吾农产品有限公司 | Coating formula for mesh sheet |
| CN206425987U (en) * | 2017-01-19 | 2017-08-22 | 浙江亚孙砂轮有限公司 | A kind of explosion-proof resin wheel |
| CN208614585U (en) * | 2018-06-27 | 2019-03-19 | 盐城市久恒工贸有限公司 | A kind of explosion-proof grinding wheel effectively to radiate |
| CN109290965A (en) * | 2018-11-16 | 2019-02-01 | 安徽砥钻砂轮有限公司 | A kind of explosion-proof grinding wheel |
| CN109290966A (en) * | 2018-11-16 | 2019-02-01 | 安徽砥钻砂轮有限公司 | A kind of high temperature resistant explosion-proof grinding wheel |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191203 |