CN101423663B - Washing machine brake band and manufacture method and use thereof - Google Patents
Washing machine brake band and manufacture method and use thereof Download PDFInfo
- Publication number
- CN101423663B CN101423663B CN2008102042658A CN200810204265A CN101423663B CN 101423663 B CN101423663 B CN 101423663B CN 2008102042658 A CN2008102042658 A CN 2008102042658A CN 200810204265 A CN200810204265 A CN 200810204265A CN 101423663 B CN101423663 B CN 101423663B
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- washing machine
- brake band
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- machine brake
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Abstract
The invention relates to a brake belt of a washing machine, a method for manufacturing the same and application thereof. The brake belt of the washing machine comprises the following materials in weight percentage: 20 to 50 percent of rubber, 0 to 10 percent of aramid pulp, 0 to 20 percent of sepiolite, 0.1 to 2 percent of foaming agent, 5 to 28 percent of kaolin powder, 10 to 50 percent of barite powder, 0 to 20 percent of feldspar powder, 0.1 top 10 percent of pigment and 0 to 5 percent of corundum. The brake belt has the advantages that: (1) the brake belt of the washing machine does not contain matters (asbestos and the like) harmful to human bodies, solves the problem of noise generated during braking and washing of a dual powered(multi-powered) washing machine, and does not generate noise during using or testing; (2) the brake belt is matched with a plurality of coupling materials; and (3) in the whole manufacturing process, the friction surface of the brake belt does not need to be ground, thereby reducing material consumption and improving the production efficiency.
Description
Technical field
The present invention relates to brake band, relate in particular to a kind of washing machine brake band and manufacture method thereof and application.
Background technology
Latest data shows that China's washing machine output was 3428.9 ten thousand in 2007, and sales volume reaches 3457.1 ten thousand, and annual sales volume increases by 20%, and wherein the home sale amount is 2119.5 ten thousand, and speedup reaches 25%; Export volume is 1337.2 ten thousand, and speedup is 11%.In the washing machine kind, the tumbling-box washing machine sales volume was 595.1 ten thousand, than 549.9 ten thousand growths by 8.2% in 2006; The rotary drum washing machine interior sales volume whole year reaches 1913.7 ten thousand, and speedup reaches 28%.
Along with improving constantly of quality of life, people constantly strengthen the clearing power and the environmental requirement of washing machine, and are also more and more higher to the requirement of washing machine brake band.People not only require can not contain in the brake band harmful material (as asbestos etc.), and the brake band noise is carried out strict restriction.
Yet along with improving constantly and the birth of double dynamical and many dynamical washing machines of washing machine performance, the noise of washing machine brake band when brake and washing become manufacturer's a puzzlement greatly.
Summary of the invention
Purpose of the present invention is exactly that a kind of noiselessness, environmental protection, harmless washing machine brake band and manufacture method and application are provided in order to overcome the defective that above-mentioned prior art exists.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of washing machine brake band is characterized in that, this washing machine brake band comprises that following component and content (weight) are raw material:
Rubber 20%～50%;
Aramid pulp 0%～10%;
Sepiolite 0%～20%;
Whipping agent 0.1%～2%;
Kaolin powder 5%～28%;
Ground barium sulfate 10%～50%;
Feldspar Powder 0%～20%;
Pigment 0.1%～10%;
Corundum 0%～5%.
Described rubber is selected from one or more in urethanes, terpolymer EP rubber, paracril, styrene-butadiene rubber(SBR), the natural rubber.
Described aramid pulp is the du pont company product.
Described whipping agent comprises blowing agent AC, 2,2 '-Diisopropyl azodicarboxylate, diisopropyl azodiformate, azoformic acid barium or N, N '-dinitrosoterephthalamine; Described pigment comprises carbon black, graphite or iron oxide red.
A kind of manufacture method of washing machine brake band is characterized in that, this method may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Rubber 20%～50%
Aramid pulp 0%～10%
Sepiolite 0%～20%
Whipping agent 0.1%～2%
Kaolin powder 5%～20%
Ground barium sulfate 10%～50%
Feldspar Powder 0%～20%
Pigment 0.1%～5%
Corundum 0%～5%;
(2) raw material of getting ready in the step (1) is put into mixer and be mixed and made into compression molding material, this compression molding material is put into mould compression moulding, make blank through sulfuration again,, make washing machine brake band the blank cutting.
The pressure of described compression moulding is 50～300kg/cm
2, temperature is 100～200 ℃, the time is 2～15 minutes; Described sulfurized temperature is 120～160 ℃, and the time is 0.5～2 hour.
Described blank is of a size of 215 * 200 * 15mm, and brake band is of a size of 215 * 15 * 1.5mm.
Described rubber is selected from one or more in urethanes, terpolymer EP rubber, paracril, the styrene-butadiene rubber(SBR); Described aramid pulp is by du pont company production; Described whipping agent comprises blowing agent AC, 2,2 '-Diisopropyl azodicarboxylate, diisopropyl azodiformate, azoformic acid barium or N, N '-dinitrosoterephthalamine; Described pigment comprises carbon black, graphite or iron oxide red.
A kind of application of washing machine brake band is characterized in that, this application comprises brake band is bonded on the steel band with binding agent, makes washing machine brake steel band through sulfuration again.
Described binding agent comprises the environment-friendly rubber binding agent; Described steel band comprises Q235, this steel strip surface environment-friendly galvanizing; Described sulfuration is carried out in vulcanizing boiler or baking oven, and temperature is 120 ℃～180 ℃, and the time is 0.5～2 hour.
Compared with prior art, the present invention has following advantage:
(1) washing machine brake band of the present invention neither contains (asbestos etc.) harmful material, has solved again in the noise problem of double dynamical (or many power) washing machine when braking and wash, and brake band noiselessness in whole use or test produces;
(2) brake band of the present invention can mate with multiple mating material, and as cast iron, 45# steel and steel surface had been carried out Dacroment and handled zinc-plated processing, nitriding treatment and chromium plating processing;
(3) in whole manufacturing process, the brake band friction surface need not grinding, reduces the loss of material, has improved production efficiency.
Embodiment
The invention will be further described below in conjunction with specific embodiment.
Embodiment 1
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Terpolymer EP rubber 40%
Aramid pulp 5%
Blowing agent AC 1%
Kaolin powder 10%
Ground barium sulfate 30%
Feldspar Powder 10%
Carbon black 4%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 50kg/cm
2, temperature is under 160 ℃, pressurize 8 minutes, and under 160 ℃ of temperature sulfuration (thermal treatment) half an hour, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with environment-friendly rubber binding agent (chloroprene rubber binding agent), puts into vulcanizing boiler,, make noiselessness washing machine brake steel band 160 ℃ of sulfurations 0.5 hour.
The brake steel band of making is as follows in the type approval test result:
(1) moment of torsion: 6～6.5KgM;
(2) abrasion: 0.09mm/72 hour;
(3) noiselessness.
Embodiment 2
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Paracril 38%
Aramid pulp 2%
Blowing agent AC 0.2%
Kaolin powder 5%
Ground barium sulfate 40%
Feldspar Powder 13.8%
Carbon black 1%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 76kg/cm
2, temperature is under 120 ℃, pressurize 9 minutes, and under 140 ℃ of temperature sulfuration (thermal treatment) half an hour, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with environment-friendly rubber binding agent (705 rubber cement), puts into vulcanizing boiler,, make noiselessness washing machine brake steel band 140 ℃ of sulfurations 1.5 hours.
The brake steel band of making is as follows in the type approval test result:
(1) moment of torsion: 5.5～6.5KgM;
(2) abrasion: 0.08mm/72 hour;
(3) noiselessness.
Embodiment 3
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Urethanes 45%
Aramid pulp 4%
Blowing agent AC 0.8%
Kaolin powder 28%
Ground barium sulfate 20%
Iron oxide red 1%
Corundum 1.2%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 100kg/cm
2, temperature is under 130 ℃, pressurize 10 minutes, and sulfuration (thermal treatment) 1 hour under 130 ℃ of temperature, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band with the environment-friendly rubber binding agent, puts into vulcanizing boiler, vulcanize half an hour, make noiselessness washing machine brake steel band at 130 ℃.
The brake steel band of making is as follows in the type approval test result:
(1) moment of torsion: 6～7KgM;
(2) abrasion: 0.095mm/72 hour;
(3) noiselessness.
Embodiment 4
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Styrene-butadiene rubber(SBR) 18%
Natural rubber 18%
Sepiolite 20%
Blowing agent AC 0.8%
Kaolin powder 18%
Ground barium sulfate 14%
Iron oxide red 10%
Corundum 1.2%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 200kg/cm
2, temperature is under 140 ℃, pressurize 10 minutes, and sulfuration (thermal treatment) 1 hour under 140 ℃ of temperature, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with the environment-friendly rubber binding agent, puts into vulcanizing boiler, vulcanize half an hour, make noiselessness washing machine brake steel band at 140 ℃.
The brake steel band of making is as follows in the type approval test result:
(1) moment of torsion: 5～6.5KgM;
(2) abrasion: 0.075mm/72 hour;
(3) noiselessness.
Embodiment 5
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Styrene-butadiene rubber(SBR) 20%
Aramid pulp (du pont company) 10%
Sepiolite 10%
Whipping agent 2,2 '-Diisopropyl azodicarboxylate 0.1%
Kaolin powder 20%
Ground barium sulfate 10%
Feldspar Powder 20%
Carbon black 4.9%
Corundum 5%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 300kg/cm
2, temperature is under 100 ℃, pressurize 2 minutes, and sulfuration (thermal treatment) 2 hours under 120 ℃ of temperature, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with the environment-friendly rubber binding agent, puts into baking oven,, make noiselessness washing machine brake steel band 120 ℃ of sulfurations 2 hours.
Embodiment 6
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Paracril 30%
Terpolymer EP rubber 20%
Aramid pulp (du pont company) 8%
Sepiolite 5%
Whipping agent diisopropyl azodiformate 2%
Kaolin powder 10%
Ground barium sulfate 22%
Carbon black 0.1%
Corundum 2.9%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 230kg/cm
2, temperature is under 140 ℃, pressurize 15 minutes, and sulfuration (thermal treatment) 0.5 hour under 150 ℃ of temperature, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with the environment-friendly rubber binding agent, puts into vulcanizing boiler,, make noiselessness washing machine brake steel band 150 ℃ of sulfurations 1.5 hours.
Embodiment 7
A kind of manufacture method of washing machine brake band and application may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Paracril 21.5%
Sepiolite 12%
Whipping agent N, N '-dinitrosoterephthalamine 0.5%
Kaolin powder 6%
Ground barium sulfate 50%
Feldspar Powder 5%
Graphite 5%;
(2) raw material of getting ready in the step (1) is put into mixer step by step and be mixed and made into compression molding material, this compression molding material is put into mould, at pressure 280kg/cm
2, temperature is under 170 ℃, pressurize 12 minutes, and sulfuration (thermal treatment) 0.5 hour under 140 ℃ of temperature, blank is made in compression moulding, is of a size of 215 * 200 * 15mm, and blank is cut into 215 * 15 * 1.5mm, makes washing machine brake band;
(3) brake band is bonded on the steel band Q235 (surperficial environment-friendly galvanizing) with the environment-friendly rubber binding agent, puts into vulcanizing boiler,, make noiselessness washing machine brake steel band 140 ℃ of sulfurations 1.5 hours.
Claims (3)
1. a washing machine brake band is characterized in that, this washing machine brake band comprises that following component and content (weight) are raw material:
Rubber 20%～50%;
Aramid pulp 0%～10%;
Sepiolite 0%～20%;
Whipping agent 0.1%～2%;
Kaolin powder 5%～28%;
Ground barium sulfate 10%～50%;
Feldspar Powder 0%～20%;
Pigment 0.1%～10%;
Corundum 0%～5%;
The manufacture method of described washing machine brake band is, raw material put into mixer be mixed and made into compression molding material, and this compression molding material is put into mould compression moulding, makes blank through sulfuration again, with the blank cutting, makes washing machine brake band.
2. the manufacture method of a washing machine brake band as claimed in claim 1 is characterized in that, this method may further comprise the steps:
(1) get the raw materials ready according to following component and content (weight):
Rubber 20%～50%
Aramid pulp 0%～10%
Sepiolite 0%～20%
Whipping agent 0.1%～2%
Kaolin powder 5%～20%
Ground barium sulfate 10%～50%
Feldspar Powder 0%～20%
Pigment 0.1%～5%
Corundum 0%～5%;
(2) raw material of getting ready in the step (1) is put into mixer and be mixed and made into compression molding material, this compression molding material is put into mould compression moulding, make blank through sulfuration again,, make washing machine brake band the blank cutting.
3. the manufacture method of washing machine brake band according to claim 2 is characterized in that, the pressure of described compression moulding is 50～300kg/cm
2, temperature is 100～200 ℃, the time is 2～15 minutes; Described sulfurized temperature is 120～160 ℃, and the time is 0.5～2 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102042658A CN101423663B (en) | 2008-12-09 | 2008-12-09 | Washing machine brake band and manufacture method and use thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102042658A CN101423663B (en) | 2008-12-09 | 2008-12-09 | Washing machine brake band and manufacture method and use thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101423663A CN101423663A (en) | 2009-05-06 |
| CN101423663B true CN101423663B (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102042658A Expired - Fee Related CN101423663B (en) | 2008-12-09 | 2008-12-09 | Washing machine brake band and manufacture method and use thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101423663B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167869B (en) * | 2011-02-25 | 2013-01-16 | 常州大学 | High-performance EPDM (ethylene-propylene-diene monomer)/PPTA (poly (p-phenylene terephthalamide))-pulp composite material and preparation method thereof |
| CN102585384B (en) * | 2012-01-17 | 2015-02-11 | 易宝（福建）高分子材料股份公司 | Environment-friendly EPDM (Ethylene Propylene Diene Monomer) and NBR (Nitrile Butadiene Rubber) combined closed-pore secondary foam material and preparation method thereof |
| CN103709523A (en) * | 2013-12-16 | 2014-04-09 | 芜湖万润机械有限责任公司 | Moldproof bamboo charcoal rubber ring |
| CN106220921B (en) * | 2016-08-17 | 2017-11-24 | 新昌县城南乡量新机械厂 | A kind of brake ribbon based on modified composite fiber and preparation method thereof |
| CN106349526B (en) * | 2016-08-20 | 2017-11-28 | 新昌县城南乡量新机械厂 | A kind of brake ribbon based on modified carbon fiber and preparation method thereof |
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| CN1944498A (en) * | 2006-10-26 | 2007-04-11 | 上海壬丰复合材料有限公司 | Micro porous friction material and its producing method |
| CN101205318A (en) * | 2007-11-27 | 2008-06-25 | 信义集团公司 | Brake strap prepared by employing asbestos-free composite material |
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2008
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Patent Citations (5)
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|---|---|---|---|---|
| US5362794A (en) * | 1992-07-31 | 1994-11-08 | Sumitomo Chemical Company, Ltd. | Rubber composition having excellent gripping power and rolling resistance, and production thereof |
| CN1730788A (en) * | 2005-08-05 | 2006-02-08 | 吴立兴 | Brake band of washing machine |
| CN1844693A (en) * | 2006-04-27 | 2006-10-11 | 贵州大学 | Application of fibroid palygorskite in preparing brake liner material and production thereby and making method thereof |
| CN1944498A (en) * | 2006-10-26 | 2007-04-11 | 上海壬丰复合材料有限公司 | Micro porous friction material and its producing method |
| CN101205318A (en) * | 2007-11-27 | 2008-06-25 | 信义集团公司 | Brake strap prepared by employing asbestos-free composite material |
Non-Patent Citations (2)
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| CN101423663A (en) | 2009-05-06 |
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Owner name: STATE GRID SHANGHAI ELECTRIC POWER COMPANY Effective date: 20140211 |
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Effective date of registration: 20140211 Address after: 201205 No. 88 fish pond road, Huang Lou, Chuansha Town, Shanghai, Pudong New Area Patentee after: SHANGHAI RENPHEN COMPOSITE MARERIALS Co.,Ltd. Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Address before: 201205 No. 88 fish pond road, Huang Lou, Chuansha Town, Shanghai, Pudong New Area Patentee before: SHANGHAI RENPHEN COMPOSITE MARERIALS Co.,Ltd. |
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