CN102472329A - Method for producing a friction lining - Google Patents
Method for producing a friction lining Download PDFInfo
- Publication number
- CN102472329A CN102472329A CN2010800268138A CN201080026813A CN102472329A CN 102472329 A CN102472329 A CN 102472329A CN 2010800268138 A CN2010800268138 A CN 2010800268138A CN 201080026813 A CN201080026813 A CN 201080026813A CN 102472329 A CN102472329 A CN 102472329A
- Authority
- CN
- China
- Prior art keywords
- friction
- plate
- friction plate
- embodied
- conical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000000034 method Methods 0.000 claims abstract description 35
- 208000034189 Sclerosis Diseases 0.000 claims description 14
- 230000009477 glass transition Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 241000446313 Lamella Species 0.000 description 4
- 239000002783 friction material Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/60—Clutching elements
- F16D13/64—Clutch-plates; Clutch-lamellae
- F16D13/648—Clutch-plates; Clutch-lamellae for clutches with multiple lamellae
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
- F16D2200/0086—Moulding materials together by application of heat and pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2250/00—Manufacturing; Assembly
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention relates to a method for reducing the warping of friction linings (50), which comprise a friction layer and a lining carrier.
Description
Technical field
The present invention relates to a kind of device of characteristic of method and a kind of preamble according to claim 9 of characteristic of the preamble according to claim 1.
The invention still further relates to a kind of method that is used to reduce the warpage of friction plate, said friction plate is clutch friction plate especially, and it has friction layer and sheet carrier.
Background technique
This friction plate is particularly useful for the friction clutch in the Motor Vehicle.Here, it firmly is connected with metal carrier as the sheet carrier, perhaps be riveted on the clutch disk so that under couple state with rotation relatively to being connected, thereby can be between motor and speed changer transmitting torque, perhaps when cut-off clutch, break away from.
DE 44 31 642 B4 disclose a kind of friction plate, and it also has fiber, tackiness agent and filler as constituent.
According to existing technology; Friction plate is generally with following method manufacturing: after the friction plate constituent mixes in mixer; This mixture of prearranging quatity is filled in the preforming tool, in preforming tool, evenly distributes, shorten the pre-embossed article into precompressed then.Said precompressed goods are received in the hot compression mould, and in the hot compression mould, carry out the further compression of said precompressed goods, in hot press method, are pressed into the setting shape.Subsequently, said friction plate is carried out subsequent treatment, for example harden, polish and hole.
The method that in publication DE 197 12 203 A1, discloses a kind of friction plate and make this friction plate, wherein, carrier element embeds in the friction plate as the sheet carrier.
According to existing technology, the sheet carrier embeds in the friction plate usually.This can realize through following method, the mixture of the friction material of promptly in hot compression, batching, and subsequently, the sheet carrier is placed in the press machine, then continues the material of batching, and last said material is together with sheet carrier-for example through hot compression-formation end-state.
Also known from existing technology, at first will insert in the mould with the sheet carrier of pad device setting, then batch friction material with make said material in compression process-hot press method-go in the zone below the sheet carrier for example through the orifice flow in the sheet carrier.
In addition, said friction plate can be configured to make friction lamella in said carrier front (front) to have the different another kind of material blends of friction lamella with said carrier back (back side).The friction lamella of said carrier front (front) has real friction surface, the friction lamella of said carrier back preferably it goes without doing friction surface.Thus, the liner mixture of said carrier back (back side) can use the material blends that must not satisfy relevant friction factor high request.These materials also preferably can have little density, therefore reduce the weight and the moment of inertia of friction plate.For specific purpose, going up overleaf also needs big density.Equally, the said back side also can the suitable composition manufacturing of enough more a high proportion of costs.
According to material and the application target selected, the back side of said friction plate also can be chosen to thinner or thicker than the front.
In addition, preferably can the surface treatment of adhesive lining sheet material better be provided to the sheet carrier.About DE 197 12 203 A1s of this point with reference to the applicant.
Known from existing technology equally, said friction plate firmly is connected with said carrier.This can be carries out during when making the precompressed goods and/or in hot press method.In hot press method, said carrier here lumps with friction plate.If the said carrier side that is connected with liner at least carried out pretreatment, for example corrosion and/or sand blast then suit.
Further, if the friction plate carrier applies with adhesive, then can suit.About DE 44 31 642 B4s of this point with reference to the applicant.
Friction plate is very high to smooth requirement, especially for the application in double clutch.
A kind of pressing plate that is used for friction clutch has been described in DE 10031635A1; Wherein, Said pressing plate has at least one friction disc device or suchlike suppressible friction surface zone facing to clutch disk, and wherein, said clamp portion ground is made up of first material; And wherein, second material with the first material thermo-contact is set at least partly in said pressing plate.In order to compensate pressing plate, propose said second material according to this invention and have with first material and compare different thermal expansions, particularly bigger thermal expansion because of the thermogenetic negative shielding of the friction in the clutch running.
But this can not improve the warpage of friction plate.Only be provided with friction layer like the chankings carrier, possibly produce warpage,, process with friction material and the sheet carrier for example is made for the thin plate back as friction layer if friction layer does not have identical thermal expansion coefficient with the sheet carrier in a side.Said carrier be plated film on both sides as stated, and friction layer is processed with material different or had different thickness with another layer and equally warpage possibly take place.
Summary of the invention
The objective of the invention is to propose a kind of method that reduces the friction plate warpage, said friction plate comprises sheet carrier and at least one friction layer.
This task is passed through to realize according to the method for the characteristic of claim 1 with according to the device of claim 9.
The present invention is described below to the solution of this purpose:
Can keep basically from the production method of the known friction plate of existing technology.The difference part is friction plate according to the present invention tensioning in hardening process.
Be provided for the sheet that creates friction so according to the method for the invention, promptly be embodied as at least one friction plate of clamping between two plates of holotype and die.Here, said friction plate hardens under tensioning state, thereby therefore said friction plate forms the shape of expectation.
In special preferred embodiment, propose, said two plates are two and form conical plate, be implemented as holotype and die, thereby said friction plate have the tapering of expectation after sclerosis.
Further proposing in the preferred embodiment, said two to form conical plate be conical base plate and contrary conical top board, is implemented as holotype and die.
Further proposing in the preferred embodiment, said two form conical plate and are embodied as and have predetermined slope aspect their tapering.
Said friction plate preferably is embodied as and comprises sheet carrier and friction layer.
The advantage of method of the present invention is to reach the said warpage that comprises the friction plate of friction layer and sheet carrier of reduction.
Further proposing in the preferred embodiment, between two plates, clamping a plurality of friction plates.
In further preferred embodiment, between friction plate, be provided with and be embodied as conical separating plate.
In further preferred embodiment, said friction plate has the temperature of the glass transition temperature that at least temporarily is higher than friction layer when sclerosis.
According to the device that the invention allows for a kind of sheet that is used to create friction.Utilize this device can carry out said method.Said device has clamping and curing system.Said clamping and curing system have two plates (70,80), are implemented as holotype (80) and die (70), are used for clamping and at least one friction plate that hardens.Therefore said friction plate forms the shape of expectation.
Description of drawings
Other advantages of the present invention and favourable design proposal are the following Fig. 1 and the theme of explanation thereof.
Embodiment
The jar that said method is used to adjust the friction plate of being made up of friction layer and carrier forms shape.
According to the present invention, as shown in Figure 1, friction plate 50 is tensioning on the sclerosis support in hardening process.This can for example utilize nut 10 to move along sclerosis support 40, and receives the constraint of belleville spring 30 and lid 20.Through swivel nut 10, belleville spring 30 is applied to active force and covers on 20, this masterpiece be used in be present in cover 20 and the sclerosis support 40 foot between friction plate on.
The tapering aspect that is applied in them according to the present invention has the conical base plate 80 and the contrary conical top board 70 of predetermined slope, thereby friction plate 50 forms shape with mode jar expectation, that limit, and has the tapering of expectation.Under the contrary taper shape in the framework of this document, moulding means with like holotype die being obtained conical moulding.Conical base plate 80 and contrary conical top board 70 do not form contact when between the two, having friction plate 50, and two opposed facing sides are touched whole surface basically.
Jar forms shape and continues to remain on after the sclerosis.Each friction plate 50 on sclerosis support 40 passes through for example same conical separating plate 60 to be separated, thereby this effect can support through using so correspondingly separating plate of jar formation shape.Conical separating plate 60 also has taper shape that points to top board 70 and the contrary conical sides of pointing to base plate 80 on the meaning of above-mentioned notion.
Then, after cooling off, nut unclamps once more, once more friction plate is unloaded.
Can react on warpage adjustment targetedly through pre-shaping by this way.
In a preferred embodiment, the glass transition temperature that in hardening process, surpasses friction plate at least once.
Also relate to a kind of being used in the conical tensioning adjustment friction plate preformed method of hardening process through limiting in the method according to the invention, said friction plate is made up of friction layer and carrier layer.
Self-evident ground, said method also can be implemented on the friction plate that does not have the sheet carrier, so that react on for example shielding.
In a preferred embodiment; Said carrier can be as being provided with friction layer on a side in advance; Same as learn on opposite side from above-mentioned existing technology, comprise suitable only similar of cost with equal or littler or bigger bed thickness or also have another layer of same material.To have an only similar mode of friction plate of friction layer as said, that the friction plate with friction layer and another layer also can be enough is that correspondingly adapt to, be embodied as conical device carries out.
Reference numerals list
10 nuts
20 lids
30 belleville springs
40 sclerosis supports
50 friction plates
60 conical separating plates
70 contrary conical plates
80 conical plates
Claims (16)
1. the method for the sheet that is used to create friction is characterized in that,
At least one friction plate is clamped between two plates (70,80) that are embodied as holotype (80) and die (70), and said friction plate hardens in tensioning state, and wherein, said friction plate forms the shape of expectation thus.
2. method according to claim 1 is characterized in that,
Said two plates (70,80) are two and form conical plate (70,80), and they are embodied as holotype (80) and die (70), and said friction plate (50) has the tapering of expectation thus after sclerosis.
3. method according to claim 2 is characterized in that,
Said two to form conical plate (70,80) be conical base plate (80) and contrary conical top board (70), and they are embodied as holotype (80) and die (70).
4. according to claim 2 or 3 described methods, it is characterized in that,
Said two form conical plate (70,80) and are embodied as and have predetermined slope aspect their tapering.
5. according to any described method in the claim 1 to 4, it is characterized in that,
Said friction plate comprises sheet carrier and friction layer.
6. according to any described method in the claim 1 to 5, it is characterized in that,
A plurality of friction plates are clamped between two plates (70,80).
7. method according to claim 6 is characterized in that,
Between said friction plate, be provided with and be embodied as conical separating plate.
8. according to any described method in the claim 1 to 7, it is characterized in that,
The temperature of said friction plate on sclerosis the time at least temporarily has the glass transition temperature of said friction layer.
9. any described method that is used for carrying out according to claim 1 to 8 device of sheet that creates friction, it has and clamps and curing system, it is characterized in that,
Said clamping and curing system have two plates (70,80), and they are embodied as holotype (80) and die (70) and are used for clamping and the sclerosis friction plate, and wherein, said friction plate forms the shape of expectation thus.
10. device according to claim 8 is characterized in that,
Said two plates (70,80) are two and form conical plate (70,80), and they are embodied as holotype (80) and die (70), and said friction plate (50) has the tapering of expectation thus after sclerosis.
11. device according to claim 10 is characterized in that,
Said two to form conical plate (70,80) be the contrary conical top board (70) of a conical base plate (80) and, and they are embodied as holotype (80) and die (70).
12. according to claim 10 or 11 described devices, it is characterized in that,
Said two form conical plate (70,80) and are embodied as and have predetermined slope aspect their tapering.
13. any described device according in the claim 9 to 12 is characterized in that,
Said friction plate comprises sheet carrier and friction layer.
14. any described device according in the claim 9 to 13 is characterized in that,
A plurality of friction plates are clamped between two plates (70,80).
15. device according to claim 14 is characterized in that,
Between said friction plate, be provided with and be embodied as conical separating plate.
16. according to the described device of claim 1 to 15, it is characterized in that,
Said friction plate at least temporarily has the temperature greater than the glass transition temperature of said friction layer when sclerosis.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009034396 | 2009-07-23 | ||
| DE102009034396.2 | 2009-07-23 | ||
| PCT/DE2010/000749 WO2011009428A1 (en) | 2009-07-23 | 2010-06-28 | Method for producing a friction lining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102472329A true CN102472329A (en) | 2012-05-23 |
| CN102472329B CN102472329B (en) | 2014-06-04 |
Family
ID=42959303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080026813.8A Expired - Fee Related CN102472329B (en) | 2009-07-23 | 2010-06-28 | Method for producing a friction lining |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN102472329B (en) |
| DE (2) | DE112010003040A5 (en) |
| WO (1) | WO2011009428A1 (en) |
| ZA (1) | ZA201108951B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050965A (en) * | 2015-04-02 | 2016-10-26 | 舍弗勒技术股份两合公司 | Plate clutch |
| CN111032475A (en) * | 2018-03-21 | 2020-04-17 | 克诺尔轨道车辆***有限公司 | Method for reducing the warpage of wheel brake disks for rail vehicles and device for carrying out the method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2016255B1 (en) * | 2016-02-12 | 2017-08-25 | C3 Sport S R O | Clutch friction member for a friction clutch and method of manufacturing the same. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4431642A1 (en) * | 1993-09-16 | 1995-03-23 | Luk Lamellen & Kupplungsbau | Friction lining |
| DE19712203A1 (en) * | 1996-03-27 | 1997-10-30 | Luk Lamellen & Kupplungsbau | Friction lining for clutch discs, brakes or similar, e.g. for motor vehicle |
| WO2003090994A1 (en) * | 2002-04-25 | 2003-11-06 | Tmd Friction Europe Gmbh | Method for producing a resin bonded moulded part |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10031635A1 (en) | 2000-06-29 | 2002-01-10 | Mannesmann Sachs Ag | Pressure plate for a friction clutch |
-
2010
- 2010-06-28 DE DE112010003040T patent/DE112010003040A5/en not_active Withdrawn
- 2010-06-28 CN CN201080026813.8A patent/CN102472329B/en not_active Expired - Fee Related
- 2010-06-28 DE DE102010025327A patent/DE102010025327A1/en not_active Withdrawn
- 2010-06-28 WO PCT/DE2010/000749 patent/WO2011009428A1/en active Application Filing
-
2011
- 2011-12-06 ZA ZA2011/08951A patent/ZA201108951B/en unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4431642A1 (en) * | 1993-09-16 | 1995-03-23 | Luk Lamellen & Kupplungsbau | Friction lining |
| DE19712203A1 (en) * | 1996-03-27 | 1997-10-30 | Luk Lamellen & Kupplungsbau | Friction lining for clutch discs, brakes or similar, e.g. for motor vehicle |
| WO2003090994A1 (en) * | 2002-04-25 | 2003-11-06 | Tmd Friction Europe Gmbh | Method for producing a resin bonded moulded part |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050965A (en) * | 2015-04-02 | 2016-10-26 | 舍弗勒技术股份两合公司 | Plate clutch |
| CN106050965B (en) * | 2015-04-02 | 2020-04-14 | 舍弗勒技术股份两合公司 | Plate clutch |
| CN111032475A (en) * | 2018-03-21 | 2020-04-17 | 克诺尔轨道车辆***有限公司 | Method for reducing the warpage of wheel brake disks for rail vehicles and device for carrying out the method |
| CN111032475B (en) * | 2018-03-21 | 2021-09-28 | 克诺尔轨道车辆***有限公司 | Method for reducing the warpage of wheel brake disks for rail vehicles and device for carrying out the method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102010025327A1 (en) | 2011-01-27 |
| ZA201108951B (en) | 2013-02-27 |
| CN102472329B (en) | 2014-06-04 |
| WO2011009428A1 (en) | 2011-01-27 |
| DE112010003040A5 (en) | 2012-06-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES AG & CO.KG Address before: German Herzogenaurach Applicant before: Schaeffler Technologies GmbH |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20200628 |