CN104565148B - Machining technique of automotive brake pad - Google Patents
Machining technique of automotive brake pad Download PDFInfo
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- CN104565148B CN104565148B CN201310500219.3A CN201310500219A CN104565148B CN 104565148 B CN104565148 B CN 104565148B CN 201310500219 A CN201310500219 A CN 201310500219A CN 104565148 B CN104565148 B CN 104565148B
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- brake pad
- powder
- processing technique
- electric furnace
- brake block
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Abstract
The invention discloses a machining technique of an automotive brake pad and relates to the field of processing of automobile parts. The machining technique includes the steps of mixing of raw materials, pressure forming, thermal treatment, cutting, surface sandblasting, electrostatic spraying and painting; pressure forming with a die press allows short production cycle, high product precision and low labor intensity and is good for large-scale production; a brake pad blank is thermally treated in an electric furnace, thermal stability of the brake pad can be improved, and operating stability of the brake pad is guaranteed; electrostatic powder spraying is adopted, and spraying is uniform and efficient; the brake pad subjected to electrostatic powder spraying is put in the electric furnace, paint on the brake pad is baked, and the paint on the surface of the brake pad rarely fades at high temperature.
Description
Technical field
The present invention relates to auto parts machinery manufacture field, and in particular to a kind of processing technique of automobile brake sheet.
Background technology
Automobile brake sheet, is the important safety component of brake system of car, so the quality of braking effect is all by stopping
Car piece is embodied, and the quality of brake block directly affects the braking quality of automobile, is related to the life wealth of automobile driver and crew
Safety is produced, the file of Application No. 200710158389.2 discloses a kind of manufacture method of automobile brake sheet, including will aoxidize
Si powder is crushed to 1200 mesh of fineness, and silicon nitride powder is broken to 1600 mesh of fineness, will be levigate after silicon oxide, alpha-silicon nitride powders press
Mass ratio 1：0.05 0.10 mix homogeneously, are heated to 1200 DEG C, and the powder after heating is added 50CM × 50CM × 20CM moulds
Interior pressurization 10MPA, pressurize to powder temperature are down to 700 DEG C, continue the product after Temperature fall and are inorganic automobile brake sheet original
Material, needs for Raw material processing obtained above to be final products, production technology letter into suitable shape according to braking automobile design
Single, low manufacture cost, can be widely popularized, its brake block high temperature resistant, be difficult to soften, it is ensured that ride safety of automobile, but the processing
Technique can not be solved, and how to improve the wearability of brake block, reduce the noise produced during friction, how to increase the heat of brake block
How stability, make the spray painting of disc surface meet the problem that high temperature is difficult to fade.
The content of the invention
For overcoming the shortcomings of in prior art, it is an object of the present invention to provide a kind of processing technique of automobile brake sheet.
For realizing the purpose of the present invention, technical scheme is as follows：
A kind of processing technique of automobile brake sheet, the processing technique comprise the steps：
（1）Raw material mixes：Add raw materials into blender and mix 30min 50min, the raw material includes that butyronitrile changes
Property phenolic resin, foam ferrous powder, graphite, coke, Brown Alundum, heavy calcium carbonate, magnesium oxide, cashew shell oil Frication powder, sulphuric acid
Barium, nitrile rubber powder, vermiculite power, aramid fiber and steel fibre.
（2）Compression molding：After raw material mix homogeneously, compression molding in moulding press, and molded curing is added it to
10min 15min, obtain brake block blank.
（3）Heat treatment：Will（2）Heat in middle be put into electric furnace, the heating-up temperature is 500 DEG C 600 DEG C, heat time heating time
For 6h 8h.
（4）Machining：Jing steps（3）After process, brake block blank is cooled down, then first which is bored on drilling machine
Hole and chamfered, then move to deflashing and burr in polishing machine.
（5）Surface sand-blasting process：Will（4）Middle handy sandblasting machine carries out blasting treatment, and the sandblasting machine is vertical bullet
Injecting type freezes sandblasting machine.
（6）Electrostatic spraying：After surface sand-blasting process, electrostatic powder coating process, the resistance of the powder is carried out to which
Rate is 1010 Ω, 1016 Ω.
（7）Baking vanish：Will（6）Middle gained is put in electric furnace, toasts the spray painting on brake block, and the baking temperature is 170
℃。
Preferably, the pressure of the compression molding is 18MPa 22MPa.
Preferably, the electric furnace is bench vehicle type electrical resistance furnace.
Preferably, the emitted dose of the powder is 100g/min 300g/min.
Beneficial effects of the present invention：In the course of processing of automobile brake sheet, using nbr modified phenolic resinses, foamed iron
Powder, graphite, coke, Brown Alundum, heavy calcium carbonate, magnesium oxide, cashew shell oil Frication powder, barium sulfate, nitrile rubber powder, Vermiculitum
, used as processing raw material, material wear ability is high for powder, aramid fiber and steel fibre etc., the noise that the brake block produced is produced when braking
Little, the compression molding in moulding press is with short production cycle, and Product Precision is high, and labor intensity is little, is conducive to large-scale production, will stop
Car piece blank is put into heat treatment in electric furnace, it is possible to increase the heat stability of brake block, so as to ensure that the stability of its work, right
Brake block carries out machining, improves the performance of product, and makes the profile of product more attractive in appearance, at surface sand-blasting
Reason, it is possible to increase in the efficiency and effect of electrostatic spraying, using electrostatic powder coating handling process, spray painting is uniform, spray efficiency
Height, the brake block after electrostatic powder coating is processed are put in electric furnace, toast the spray painting on brake block, can make brake block
The spray painting on surface is met high temperature and is difficult to fade.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making present invention realization is easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
Embodiment 1：
A kind of processing technique of automobile brake sheet, the processing technique comprise the steps：
（1）Raw material mixes：By nbr modified phenolic resinses, foam ferrous powder, graphite, coke, Brown Alundum, ground calcium carbonate
The raw materials such as powder, magnesium oxide, cashew shell oil Frication powder, barium sulfate, nitrile rubber powder, vermiculite power, aramid fiber and steel fibre, add blender
30min is mixed, material wear ability is high, and the noise that the brake block produced is produced when braking is little.
（2）Compression molding：After raw material mix homogeneously, compression molding in moulding press is added it to, the pressure of applying is
18MPa, and molded curing 10min, obtain brake block blank, with short production cycle, and Product Precision is high, and labor intensity is little, is conducive to
Large-scale production.
（3）Heat treatment：Will（2）Middle gained is heated in being put into bench vehicle type electrical resistance furnace, and heating-up temperature is 500 DEG C, heat time heating time
For 6h, it is possible to increase the heat stability of brake block, so as to ensure that the stability of its work.
（4）Machining：Jing steps（3）After process, brake block blank is cooled down, then first which is bored on drilling machine
Hole and chamfered, then move to deflashing and burr in polishing machine, are capable of the performance of improving product, and make the outer of product
Shape is more attractive in appearance.
（5）Surface sand-blasting process：Will（4）Middle handy vertical pellet injection formula freezing sandblasting machine carries out blasting treatment, energy
Efficiency and effect in electrostatic spraying is improved enough.
（6）Electrostatic spraying：After surface sand-blasting process, electrostatic powder coating process is carried out to which, the resistivity of powder is
1010 Ω, the emitted dose of powder is 100g/min, and uniformly, spray efficiency is high for spray painting.
（7）Baking vanish：Will（6）Middle gained is put in bench vehicle type electrical resistance furnace, toasts the spray painting on brake block, and baking temperature is
170 DEG C, the spray painting of disc surface can be made to meet high temperature and to be difficult to fade.
Embodiment 2：
Remaining is same as Example 1, and difference is, the step（1）In, the mixing time is 50min, described
Step（2）In, the pressure of the applying is 22MPa, and time of the molded curing is 15min, the step（3）In, it is described
Heating-up temperature be 600 DEG C, the heat time heating time be 8h, the step（6）In, the resistivity of the powder is 1016 Ω, described
The emitted dose of powder is 300g/min.
Embodiment 3：
Remaining is same as Example 1, and difference is, the step（1）In, the mixing time is 45min, described
Step（2）In, the pressure of the applying is 20MPa, and time of the molded curing is 13min, the step（3）In, it is described
Heating-up temperature be 550 DEG C, the heat time heating time be 7h, the step（6）In, the resistivity of the powder is 1015 Ω, described
The emitted dose of powder is 200g/min.
Jing after above-mentioned PROCESS FOR TREATMENT, sample is taken out respectively, measurement result is as follows：
| Detection project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Standard high-class product |
| Tolerable temperature | 611℃ | 617℃ | 619℃ | 600℃ |
| Service life | 7.11 ten thousand kilometers | 6.98 ten thousand kilometers | 7.17 ten thousand kilometers | 70000 kilometers |
Understand in Jing practical applications, in the course of processing of automobile brake sheet, using nbr modified phenolic resinses, foamed iron
Powder, graphite, coke, Brown Alundum, heavy calcium carbonate, magnesium oxide, cashew shell oil Frication powder, barium sulfate, nitrile rubber powder, Vermiculitum
, used as processing raw material, material wear ability is high for powder, aramid fiber and steel fibre etc., the noise that the brake block produced is produced when braking
Little, the compression molding in moulding press is with short production cycle, and Product Precision is high, and labor intensity is little, is conducive to large-scale production, will stop
Car piece blank is put into heat treatment in electric furnace, it is possible to increase the heat stability of brake block, so as to ensure that the stability of its work, right
Brake block carries out machining, improves the performance of product, and makes the profile of product more attractive in appearance, at surface sand-blasting
Reason, it is possible to increase in the efficiency and effect of electrostatic spraying, using electrostatic powder coating handling process, spray painting is uniform, spray efficiency
Height, the brake block after electrostatic powder coating is processed are put in electric furnace, toast the spray painting on brake block, can make brake block
The spray painting on surface is met high temperature and is difficult to fade.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (4)
1. a kind of processing technique of automobile brake sheet, it is characterised in that the processing technique comprises the steps：
Step（1）Raw material mixes：Add raw materials into blender and mix 30min 50min, the raw material includes that butyronitrile is modified
Phenolic resin, foam ferrous powder, graphite, coke, Brown Alundum, heavy calcium carbonate, magnesium oxide, cashew shell oil Frication powder, barium sulfate,
Nitrile rubber powder, vermiculite power, aramid fiber and steel fibre；
Step（2）Compression molding：After raw material mix homogeneously, compression molding in moulding press, and molded curing is added it to
10min 15min, obtain brake block blank；
Step（3）Heat treatment：By step（2）Middle gained is heated in being put into electric furnace, and heating-up temperature is 500 DEG C 600 DEG C, heating
Time is 6h 8h；
Step（4）Machining：Jing steps（3）After process, brake block blank is cooled down, then first which is bored on drilling machine
Hole and chamfered, then move to deflashing and burr in polishing machine；
Step（5）Surface sand-blasting process：By step（4）Middle handy sandblasting machine carries out blasting treatment, and sandblasting machine is vertical bullet
Injecting type freezes sandblasting machine；
Step（6）Electrostatic spraying：After surface sand-blasting process, electrostatic powder coating process is carried out to which, the resistivity of powder is
1010Ω—1016Ω；
Step（7）Baking vanish：By step（6）Middle gained is put in electric furnace, toasts the spray painting on brake block, and baking temperature is 170
℃。
2. a kind of processing technique of automobile brake sheet according to claim 1, it is characterised in that the step（2）In, mould
Molded pressure is 18MPa 22MPa.
3. a kind of processing technique of automobile brake sheet according to claim 1, it is characterised in that the step（3）And step
Suddenly（7）In, electric furnace is bench vehicle type electrical resistance furnace.
4. a kind of processing technique of automobile brake sheet according to claim 1, it is characterised in that the step（6）In, powder
The emitted dose at end is 100g/min 300g/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310500219.3A CN104565148B (en) | 2013-10-23 | 2013-10-23 | Machining technique of automotive brake pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310500219.3A CN104565148B (en) | 2013-10-23 | 2013-10-23 | Machining technique of automotive brake pad |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104565148A CN104565148A (en) | 2015-04-29 |
| CN104565148B true CN104565148B (en) | 2017-03-22 |
Family
ID=53081954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310500219.3A Expired - Fee Related CN104565148B (en) | 2013-10-23 | 2013-10-23 | Machining technique of automotive brake pad |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562572A (en) * | 2015-12-28 | 2016-05-11 | 合肥中澜新材料科技有限公司 | Forging method for shifting fork used for lathe |
| CN107163913A (en) * | 2017-06-12 | 2017-09-15 | 太仓捷公精密金属材料有限公司 | It is a kind of with phenolic resin modified metal-free ceramic friction material |
| CN107327526A (en) * | 2017-07-12 | 2017-11-07 | 安徽凯密克企业管理咨询有限公司 | A kind of automobile brake sheet and its manufacture method |
| CN107830090A (en) * | 2017-12-02 | 2018-03-23 | 东莞市罗兰制动技术有限公司 | A kind of good brake block of high temperature resistant resistance performance and its manufacture craft |
| CN109182956A (en) * | 2018-09-19 | 2019-01-11 | 宁国飞鹰汽车零部件股份有限公司 | A kind of process for surface preparation improving automotive brake pads wearability |
| CN113638021A (en) * | 2021-08-27 | 2021-11-12 | 济南金麒麟刹车系统有限公司 | Antirust method of brake pad and brake pad prepared by same |
| CN114776744A (en) * | 2022-03-30 | 2022-07-22 | 枣阳风神摩擦材料有限公司 | Friction plate composite material and preparation method thereof |
| CN115502900A (en) * | 2022-10-18 | 2022-12-23 | 青岛深特机械有限公司 | Production process of gymnasium counterweight plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000510905A (en) * | 1996-05-14 | 2000-08-22 | ユジーヌ デウッス | Friction element made of sintered material, its manufacturing method and application to railway and other brake systems |
| EP1757425A1 (en) * | 2005-08-23 | 2007-02-28 | Nisshinbo Industries, Inc. | Manufacturing method for friction linings |
| CN101269460A (en) * | 2008-05-12 | 2008-09-24 | 山东金麒麟集团有限公司 | Process for manufacturing low-metal vehicle brake flat with DM accelerant added in |
| CN102936486A (en) * | 2012-10-18 | 2013-02-20 | 青岛文晟汽车零部件有限公司 | Automobile ceramic brake pad and manufacturing technology thereof |
| CN103351844A (en) * | 2013-08-05 | 2013-10-16 | 耿琪国 | Environment-friendly noise-free brake block and processing method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10041308B4 (en) * | 2000-08-23 | 2004-02-19 | Tmd Friction Gmbh | Method of manufacturing a brake shoe |
-
2013
- 2013-10-23 CN CN201310500219.3A patent/CN104565148B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000510905A (en) * | 1996-05-14 | 2000-08-22 | ユジーヌ デウッス | Friction element made of sintered material, its manufacturing method and application to railway and other brake systems |
| EP1757425A1 (en) * | 2005-08-23 | 2007-02-28 | Nisshinbo Industries, Inc. | Manufacturing method for friction linings |
| CN101269460A (en) * | 2008-05-12 | 2008-09-24 | 山东金麒麟集团有限公司 | Process for manufacturing low-metal vehicle brake flat with DM accelerant added in |
| CN102936486A (en) * | 2012-10-18 | 2013-02-20 | 青岛文晟汽车零部件有限公司 | Automobile ceramic brake pad and manufacturing technology thereof |
| CN103351844A (en) * | 2013-08-05 | 2013-10-16 | 耿琪国 | Environment-friendly noise-free brake block and processing method thereof |
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| Publication number | Publication date |
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| CN104565148A (en) | 2015-04-29 |
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Granted publication date: 20170322 Termination date: 20191023 |