CN103851101A - Manufacturing process of clutch friction surface sheet - Google Patents
Manufacturing process of clutch friction surface sheet Download PDFInfo
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- CN103851101A CN103851101A CN201410113035.6A CN201410113035A CN103851101A CN 103851101 A CN103851101 A CN 103851101A CN 201410113035 A CN201410113035 A CN 201410113035A CN 103851101 A CN103851101 A CN 103851101A
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- manufacturing process
- patching
- steel
- clutch friction
- paster
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Abstract
The invention relates to the technical field of a friction sheet, in particular to a manufacturing process of a clutch friction surface sheet. The manufacturing process comprises the following concrete process steps of hot leveling or cold leveling, cleaning, glue application, patching, vulcanization and forming. A hot leveling method is characterized in that unhardened steel is firstly punched, then, the hardening is carried out, and next, the steel is put into a heat furnace for pressurized setting. Ultrasonic cleaning is adopted. The whole patching or the segmented cutting spliced patching is adopted. The manufacturing process has the advantages that the out-of-round rate is low, the unstable condition generally in the later period of cold leveling is avoided, and better effects can be reached. In the whole process, more environment-friendly effects are realized, and the environment pollution is greatly reduced. The patching technology is more flexible, in addition, the cost can be reduced, people can carry out patching on a steel plate by selves according to set standards and requirements, in addition, the angle and the specification of the patching are set according to the specific size and specification of the steel plate, and in addition, the appearance design can also be carried out, so the appearance of the friction surface sheet can be more beautiful.
Description
Technical field
The present invention relates to friction plate technical field, especially a kind of manufacturing process of clutch friction dough sheet.
Background technique
It is raw material that at present domestic friction sheets adopts No. 75 steel plates, and its processing method is: punching press-quenching-smoothing-pickling-artificial gluing-integral type paster." punching press-quenching-smoothing " method in old process, because steel are inadequate without quenching hardness, directly quenches after punching press again, tends to occur losing the high phenomenon of circle rate, and changes the domestic method that there is no of problem and solve well.After smoothing, on steel, conventionally can amass carbon-coating and oil reservoir, need to clean.Conventional cleaning method (pickling) environmental pollution degree is high, and smell weight has greatly affected environment around.Cementing on steel plate subsequently, uses manual operation at the beginning, and effect is unsatisfactory, and even thickness degree does not all meet standard, and whole disk integral type pastes, and paper friction material waste is large.Be badly in need of a kind of desirable friction sheets manufacturing process.
Summary of the invention
In order to overcome the deficiency of existing technology, the invention provides a kind of method of utilizing hydro-thermal method to prepare high length-diameter ratio calcium carbonate crystal whisker.
The technical solution adopted for the present invention to solve the technical problems is: a kind of manufacturing process of clutch friction dough sheet, concrete technology step is as follows: heat smoothing or cold flat-cleaning-gluing-paster-compacting-shaping.
According to another embodiment of the invention, further comprise that described heat flattening method is: unhardened steel are first carried out to punching press, then quench, then put into hot stove pressurization sizing.
According to another embodiment of the invention, the method that further comprises described cleaning is: adopt Ultrasonic Cleaning.
According to another embodiment of the invention, further comprise that described pasting method is: the method that adopts full wafer paster or segmentation cutting splicing paster.
According to another embodiment of the invention, further comprise that described vulcanization process is: the friction sheets that posts sheet is placed in vulcanizer and is heated, and 45 seconds heating times, heating-up temperature 200 is spent.
The invention has the beneficial effects as follows,
(1) the present invention smooths surely, cleans thoroughly, gluing paster efficiency is high, and then drives integrated artistic manufacturing efficiency high;
(2) method is simple, easy operating;
(3) used simple, equipment investment fund is few;
(4) adopt different production technologies, under constantly perfect process step, the constant product quality of formed thereby, and wide in variety.
Embodiment
A manufacturing process for clutch friction dough sheet, concrete technology step is as follows: heat smoothing or cold flat-cleaning-gluing-paster-compacting-shaping.Flattening method can adopt cold smoothing or heat smoothing, and the domestic use of heat flattening method is many, also more conventional, concrete grammar is: unhardened steel are first carried out to punching press, quench, then put into hot stove pressurization sizing, the steel flatness after its smoothing is stable.Cold flat current domestic related domain is used less, and its concrete grammar is: the steel that buying quenching is complete, and put into cold more flat equipment and carry out punching press, then detect steel flatness with infrared rays, its cost is low, and efficiency is high.After having smoothed, different flattening methods can leave different attachments, just can carry out gluing after must cleaning, common acid washing method environmental pollution degree is high, ultrasonic equipment cleans the steel disc of smoothing now, can greatly reduce the pollution to environment, effectively cleans steel plate.Coating method of the present invention is: first flat steel that cleaned are placed in blast heating case and are heated, allow himself with temperature, then carry out repeatedly gluing.Pasting method is: the method that adopts full wafer paster or segmentation cutting splicing paster.Especially, in the time that the friction sheets of some model need to adopt the method for segmentation cutting splicing paster, when compacting, sheet interblock can leave original metal slit one, reaches good radiating effect, has extended mechanical working life.Sulfuration is that glue makes it snappy, high level cadre in order to make, and to friction sheets reinforcing, heating, reinforcing, concrete grammar is that the friction sheets that posts sheet is placed in vulcanizer and is heated, and 45 seconds heating times, heating-up temperature 200 is spent.
Embodiment 1
Purchase No. 65 manganese steel as steel plate, carry out heat smoothing.If be directly to purchase without the steel plate quenching from raw material, can directly carry out heat smoothing tempering.If the complete steel plate of quenching of buying must carry out the selective examination of steel hardness before tempering, hardness range is: HRC25 °～35 °.According to the steel plate of different-thickness, its steel plate tempering process reference parameter is as follows:
After this heat smoothing, steel are out only with carbon-coating, and oil reservoir has not had, and can select to clean, or directly carry out gluing.
Before gluing, steel are first put into air dry oven or other equipment heats, allow ownly to uniform temperature, use air dry oven, its heating-up temperature is 100 DEG C, and be half an hour heating time.After preheating, put into automatic gum coater, carry out gluing, upper 3 ~ 4 times.
According to friction sheets model, select full wafer paster or segmentation cutting splicing paster.Full wafer paster: exactly paper friction material is determined to a paster ring identical with steel disc annulus size dimension, while pasting, once paster ring is attached on steel disc by chip mounter is whole, more convenient, fast, but paper friction material can produce more waste material, can not recycle, relatively waste.Segmentation cutting splicing paster: as too large in friction sheets annulus, during less than the large paper friction material of full wafer, can measure the circular arc size of steel disc, scrappy paper friction material is cut into multiple circular arc equal portions, be affixed on steel disc; In the time that paster is suppressed, can go out a part of steel plate materials in road, to reach good radiating effect, extend the working life of machine.The friction sheets that posts sheet is placed in vulcanizer and is heated, and 45 seconds heating times, heating-up temperature 200 is spent, and makes glue quick-drying, reinforces.Finally form final clutch friction dough sheet.
Embodiment 2
Purchase No. 65 manganese steel as steel plate, carry out cold smoothing.Cold smoothing is the complete steel plate of quenching of buying, returns factory's punching press, and the punching press again of first quenching can greatly reduce and lose circle rate, and its cost is low, and efficiency is high.Cold smoothing adopts hydraulic type multiple roll levelling machine, and first by steel disc roll extrusion one time, then half-twist carries out roll extrusion, so carries out 2 ~ 3 times.After smoothing, steel disc can adopt infrared equipment to carry out infrared smoothing, checks whether it has arrived smooth.Simply, multiple steel discs can be stacked, manual pressing detection, without rocking and rattling, illustrates that between sheet and sheet, laminating is tightr, and it is smooth.Common steel plate flatness need to be in 40 left and right.
After this cold smoothing, steel are out with oil reservoir, and must clean could gluing.The present invention adopts ultrasonic equipment to clean the steel of cold smoothing, can reduce the pollution to environment, effectively clean steel, more environmental protection.
Before gluing, steel are first put into air dry oven or other equipment heats, allow ownly to uniform temperature, use air dry oven, its heating-up temperature is 100 DEG C, and be half an hour heating time.After preheating, put into automatic gum coater, carry out gluing, upper 3 ~ 4 times.
According to friction sheets model, select full wafer paster or segmentation cutting splicing paster, can own standard and requirement according to setting carry out paster to steel plate, and according to concrete size, the specification of steel plate, set angle, the specification of paster, the friction sheets that posts sheet is placed in vulcanizer and is heated, 45 seconds heating times, heating-up temperature 200 is spent, and makes glue quick-drying, reinforces.Finally form final clutch friction dough sheet.
In sum, it is only preferred embodiment of the present invention, not be used for limiting scope of the invention process, all equalizations of doing according to the shape described in the claims in the present invention scope, structure, feature and spirit change and modify, and all should be included within the scope of claim of the present invention.
It is low that the present invention loses round rate, improved common cold unsettled situation of smoothing later stage, can reach higher effect.In overall process, environmental protection more, greatly reduces the pollution to environment.Mount technology is more flexible, and can reduce costs, and can own standard and requirement according to setting carry out paster to steel plate, and according to concrete size, the specification of steel plate, set angle, the specification of paster, and can also carry out design for aesthetic, make the outward appearance of friction sheets more beautiful.
Claims (5)
1. a manufacturing process for clutch friction dough sheet, is characterized in that, concrete technology step is as follows: heat smoothing or cold flat-cleaning-gluing-paster-sulfuration-shaping.
2. the manufacturing process of clutch friction dough sheet according to claim 1, is characterized in that, described heat flattening method is: unhardened steel are first carried out to punching press, then quench, then put into hot stove pressurization sizing.
3. the manufacturing process of clutch friction dough sheet according to claim 1, is characterized in that, the method for described cleaning is: adopt Ultrasonic Cleaning.
4. the manufacturing process of clutch friction dough sheet according to claim 1, is characterized in that, described pasting method is: the method that adopts full wafer paster or segmentation cutting splicing paster.
5. the manufacturing process of clutch friction dough sheet according to claim 1, is characterized in that, described vulcanization process is: the friction sheets that posts sheet is placed in vulcanizer and is heated, and 45 seconds heating times, heating-up temperature 200 is spent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113035.6A CN103851101A (en) | 2014-03-25 | 2014-03-25 | Manufacturing process of clutch friction surface sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113035.6A CN103851101A (en) | 2014-03-25 | 2014-03-25 | Manufacturing process of clutch friction surface sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103851101A true CN103851101A (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410113035.6A Pending CN103851101A (en) | 2014-03-25 | 2014-03-25 | Manufacturing process of clutch friction surface sheet |
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| CN (1) | CN103851101A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5975271A (en) * | 1997-09-19 | 1999-11-02 | Exedy Corporation | Spline hub for damper disk assembly |
| CN101178102A (en) * | 2007-11-26 | 2008-05-14 | 杭州前进齿轮箱集团有限公司 | Wet-type copper based powder metallurgy friction wafer and manufacturing method |
| CN101614260A (en) * | 2009-07-06 | 2009-12-30 | 北京瑞斯福科技有限公司 | Aluminum-core clutch friction plate and preparation method thereof |
| CN102728708A (en) * | 2012-07-17 | 2012-10-17 | 吉林省瑞恒机械有限公司 | Cold-hot compound stamping forming method for steel plate with ultrahigh strength |
| CN103014254A (en) * | 2012-12-25 | 2013-04-03 | 长春一东离合器股份有限公司 | Heat treatment processing process for drive plate |
-
2014
- 2014-03-25 CN CN201410113035.6A patent/CN103851101A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5975271A (en) * | 1997-09-19 | 1999-11-02 | Exedy Corporation | Spline hub for damper disk assembly |
| CN101178102A (en) * | 2007-11-26 | 2008-05-14 | 杭州前进齿轮箱集团有限公司 | Wet-type copper based powder metallurgy friction wafer and manufacturing method |
| CN101614260A (en) * | 2009-07-06 | 2009-12-30 | 北京瑞斯福科技有限公司 | Aluminum-core clutch friction plate and preparation method thereof |
| CN102728708A (en) * | 2012-07-17 | 2012-10-17 | 吉林省瑞恒机械有限公司 | Cold-hot compound stamping forming method for steel plate with ultrahigh strength |
| CN103014254A (en) * | 2012-12-25 | 2013-04-03 | 长春一东离合器股份有限公司 | Heat treatment processing process for drive plate |
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Application publication date: 20140611 |