CN102506108A - Friction plate - Google Patents
Friction plate Download PDFInfo
- Publication number
- CN102506108A CN102506108A CN2011103276471A CN201110327647A CN102506108A CN 102506108 A CN102506108 A CN 102506108A CN 2011103276471 A CN2011103276471 A CN 2011103276471A CN 201110327647 A CN201110327647 A CN 201110327647A CN 102506108 A CN102506108 A CN 102506108A
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- CN
- China
- Prior art keywords
- friction
- central layer
- elastic
- friction plate
- hole
- 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.)
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Classifications
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- 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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/127—Discs; Drums for disc brakes characterised by properties of the disc surface; Discs lined with friction material
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- 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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/122—Discs; Drums for disc brakes adapted for mounting of friction pads
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- 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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/128—Discs; Drums for disc brakes characterised by means for cooling
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- 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/04—Attachment of linings
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- 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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/1304—Structure
- F16D2065/1324—Structure carrying friction elements
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- 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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/134—Connection
- F16D2065/1356—Connection interlocking
- F16D2065/1364—Connection interlocking with relative movement axially
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- 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D2069/004—Profiled friction surfaces, e.g. grooves, dimples
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- 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/04—Attachment of linings
- F16D2069/0425—Attachment methods or devices
- F16D2069/0441—Mechanical interlocking, e.g. roughened lining carrier, mating profiles on friction material and lining carrier
Abstract
The invention discloses a friction plate, which is provided with an annular disk core plate, wherein radial spline teeth are arranged on an outer edge or an inner edge of the annular disk core plate; a through hole is arranged on the side face of the core plate; an elastic friction cylinder penetrates through the through hole and is clamped in the through hole by elastic force; two tips ends of the elastic friction cylinder are protruded out of two side faces of the core plate; and one or two side faces of the core plate are respectively provided with an oil groove. The friction plate disclosed by the invention adopts a brand-new design concept, so that the probability that the friction plate is wholly burned out is completely avoided, the manufacturing and maintaining cost is low, the time and the labor are saved, and in a use process, the friction joint noise is small, the abrasion is little, and the failure rate is low.
Description
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Technical field
The present invention relates to the automobile clutch technical field, relate in particular to a kind of friction plate that in diaphragm clutch or multi-plate brake, uses.
Background technique
Diaphragm clutch or multi-plate brake generally include the friction plate of a plurality of annular disk-like; Wherein one group of outer gearing friction plate is arranged in the friction disc support un-rotatably; And the engaging friction sheet is arranged on the wheel hub un-rotatably in another group wherein; Axial direction along clutching member sees, the friction plate engagement shape ground interlocking each other of two groups, and described two groups are mutual removable in the axial direction and can rub in couples and connect sealedly.
The common sandwich-like of friction plate of the prior art ground constitutes; Have a central layer that is formed from steel and have at least one friction lining; This friction lining is arranged on the annular disk-like surface of central layer and is connected with central layer usually on-dismountablely, and the friction lining is generally a kind of friction factor big powder metallurgy layer or synthetic fiber layer.
The friction plate of a both sides lining is set between the friction plate (also claiming steel disc) of two adjacent not linings in the reality usually.Known this diaphragm clutch or multi-plate brake in transfer process with especially Continuous Sliding in service when rubbing surface contact because the high temperature of friction-produced uses a kind of suitable cooling and lubricant medium (being generally oily) to stream said friction plate usually.
Normally bonding, riveted joint or sintering after the friction material punching press are in flakes formed the friction lining on the steel central layer in the existing technology, of patent of invention ZL200680028724.0 " friction plate and different production methodes thereof " and patent of invention ZL200610087962.0 " production method of wet type clutch friction sheet ".The defective of the friction plate of existing technology is: at first, bump and sliding friction each other take place easily when between friction plate and the steel disc frictional engagement taking place, produce noise, serious wear.Thereby cause friction plate to burn out, fault takes place frequently; Secondly, because the steel central layer is different with the material of friction lining, the intensity of bonding, riveted joint or sintering is relatively poor, often occurs situation about coming off between central layer and the friction lining; And friction lining itself is easily owing to repeated friction work is worn, in case the friction lining comes off or serious wear, whole friction plate just can not use, thereby causes maintenance cost high, serious waste of resources.
Disclose a kind of friction plate among the patent of invention ZL2009201228568.6 " friction plate ", it is that the rubber material layer is made overcoat, is wrapped in the central layer outside, and interior external tooth engagement is arranged between rubber material layer and the central layer.This design makes to be changed in friction plate rubber material layer wearing and tearing back fast; Continue to use and keep central layer, but it must adopt flexible drive fit, replacing is difficulty very; And the waste of rubber material layer is still serious, can not solve existing defective fully.
Summary of the invention
Noise is little when the purpose of this invention is to provide a kind of frictional engagement, and it is little to wear and tear, and safeguards easily, the friction plate of friction plate burnout phenomenon can not take place, the friction plate that especially in diaphragm clutch or multi-plate brake, uses.
For realizing above-mentioned purpose; Friction plate of the present invention has an annular disk-like central layer; The outer of annular disk-like central layer or interior edge have the radial spline tooth, and the side of central layer is provided with through hole, and the elastic-friction cylinder passes through hole and is placed in the through hole with elastic force; Two terminations of elastic-friction cylinder protrude in two sides of central layer, and one or two side of central layer is provided with oil groove.
Adopt above-mentioned design; In friction plate and process that another friction plate or steel disc contact; The termination of the elastic-friction cylinder on steel disc surface and the friction plate contacts; Elastic-friction cylinder generation resiliently deformable in extruding back takes place, and the termination of elastic-friction cylinder and steel disc surface produce frictional force, thereby realize that friction is sealed.The fluid (being generally oils) that is used to cool off, lubricate is positioned in the Friction Disk Surface, particularly oil groove, during owing to contact friction; The friction plate heating, cooling, the fluid expanded by heating that lubricates overflow oil groove; On the side of whole friction plate, form oil film, particularly form oil film between the termination of elastic-friction cylinder and the steel disc, thereby make the wearing and tearing of elastic-friction cylinder little; The sealed process of whole friction is level and smooth, and reliable, noise is little.
On the other hand, when creating friction sheet, only need get final product in the through hole with elastic-friction cylinder insertion friction plate, remove the operation of bonding, riveted joint or sintering in the traditional mode of production process from, manufacture process is convenient and swift.
In use for some time; If indivedual elastic-friction cylinders of friction plate wear and tear; Can from through hole, extract the elastic-friction cylinder of these wearing and tearing; Adopt the elastic-friction cylinder insertion through hole of same specification to replace, so only need change several elastic-friction posts, and need not change whole friction plate.The elastic-friction column volume is little, and consumptive material is few, and resource utilization is high, low-carbon environment-friendly.
Elastic-friction cylinder of the present invention is a rubber column.Rubber column has the better elastic deformability, and enough frictional force can be provided, and material source is extensive, and is cheap, can reduce the manufacture cost and the maintenance cost of friction plate effectively.Certainly, the elastic-friction cylinder also can adopt in the existing technology with rubber phase seemingly, have the material of elastic deformability and good friction coefficient, select for use different materials not influence protection scope of the present invention.
The oil groove that is located on the central layer side of the present invention is semi-circular blind hole.The oil groove of semi-circular blind hole can hold cooling, lubricant oil, and easy spillage oil groove forms oil film when work simultaneously, thereby effectively reduces heat and the wearing and tearing that produce in the sealed process of friction.
Each through hole of the present invention is at the concentric circle array that is arranged in a row on the central layer or distributes around the central layer center of circle more than the row, the central angle equal and opposite in direction of adjacent two through holes on same row's concentric circle array.The described concentric circle array that is being arranged in a row on the central layer or is distributing around the central layer center of circle more than the row at each oil groove on the same side, the central angle equal and opposite in direction of adjacent two oil grooves on same row's concentric circle array.Each oil groove concentric circle array of the present invention and each through hole concentric circle array alternately distribute each other.
Adopt above arrangement mode, elastic-friction cylinder and oil groove are evenly distributed on central layer, and its frictional engagement and cooling, high lubricating effect make prolong the working life of friction plate, have reduced rate of fault.Certainly, adopt other distribution modes also can play frictional engagement and cooling, lubrication effect preferably, adopt different distribution modes not influence protection scope of the present invention.
Friction plate of the present invention has adopted brand-new design idea, the possibility of having avoided friction plate integral body to burn out fully, and its manufacturing and maintenance cost are cheap, time saving and energy saving, and in the using process, the frictional engagement noise is little, and it is little to wear and tear, and rate of fault is low.
Description of drawingsBelow in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation:
Fig. 1 is the structural representation of friction plate of the present invention;
Fig. 2 is the schematic cross-section of friction plate of the present invention;
Among the figure, 1---central layer,
2---spline tooth,
3---through hole,
4---the elastic-friction cylinder,
41---the termination
5---oil groove.
EmbodimentLike Fig. 1, shown in 2; Friction plate of the present invention has an annular disk-like central layer 1; The outer of annular disk-like central layer 1 or interior edge have radial spline tooth 2, and the side of central layer 1 is provided with through hole 3, and elastic-friction cylinder 4 passes through hole 3 and is placed in the through hole 3 with elastic force; Two terminations 41 of elastic-friction cylinder 4 protrude in two sides of central layer 1, and one or two side of central layer 1 is provided with oil groove 5.
Adopt above-mentioned design; In friction plate and process that another friction plate or steel disc contact; The termination 41 of the elastic-friction cylinder 4 on steel disc surface and the friction plate contacts; Elastic-friction cylinder generation resiliently deformable in extruding back takes place, and the termination 41 of elastic-friction cylinder 4 produces frictional force with the steel disc surface, thereby realizes that friction is sealed.The fluid (being generally oils) that is used to cool off, lubricate is positioned at Friction Disk Surface, particularly in the oil groove 5, during owing to contact friction; The friction plate heating, cooling, the fluid expanded by heating that lubricates overflow oil groove 5; On the side of whole friction plate, form oil film, particularly form oil film between the termination 41 of elastic-friction cylinder 4 and the steel disc, thereby make the wearing and tearing of elastic-friction cylinder little; The sealed process of whole friction is level and smooth, and reliable, noise is little.
On the other hand, when creating friction sheet, only need get final product in the through hole 3 with elastic-friction cylinder 4 insertion friction plates, remove the operation of bonding, riveted joint or sintering in the traditional mode of production process from, manufacture process is convenient and swift.
In use for some time; If indivedual elastic-friction cylinders 4 of friction plate wear and tear; Can from through hole, extract the elastic-friction cylinder 4 of these wearing and tearing; Adopt the elastic-friction cylinder 4 insertion through holes 3 of same specification to replace, so only need change several elastic-friction posts 4, and need not change whole friction plate.The elastic-friction column volume is little, and consumptive material is few, and resource utilization is high, low-carbon environment-friendly.
Elastic-friction cylinder 4 of the present invention is a rubber column.Rubber column has the better elastic deformability, and enough frictional force can be provided, and material source is extensive, and is cheap, can reduce the manufacture cost and the maintenance cost of friction plate effectively.Certainly, the elastic-friction cylinder also can adopt in the existing technology with rubber phase seemingly, have the material of elastic deformability and good friction coefficient, select for use different materials not influence protection scope of the present invention.
The oil groove 5 that is located on central layer 1 side of the present invention is semi-circular blind hole.The oil groove of semi-circular blind hole can hold cooling, lubricant oil, and easy spillage oil groove forms oil film when work simultaneously, thereby effectively reduces heat and the wearing and tearing that produce in the sealed process of friction.
Each through hole 3 of the present invention is at the concentric circle array that is arranged in a row on the central layer or distributes around the central layer center of circle more than the row, the central angle equal and opposite in direction of adjacent two through holes 3 on same row's concentric circle array.The described concentric circle array that is being arranged in a row on the central layer 1 or is distributing around the central layer center of circle more than the row at each oil groove 5 on the same side, the central angle equal and opposite in direction of adjacent two oil grooves on same row's concentric circle array.Each oil groove 5 concentric circle arrays of the present invention and each through hole 3 concentric circle arrays alternately distribute each other.
Adopt above arrangement mode, elastic-friction cylinder 4 is evenly distributed on central layer with oil groove 5, and its frictional engagement and cooling, high lubricating effect make prolong the working life of friction plate, have reduced rate of fault.
Embodiment:With the diaphragm clutch is that example is introduced; During installation, with in having radially the friction plate of this invention of spline tooth be spaced the moment of torsion judgement of specifically adopting how many friction plates and steel disc to transmit with needs with the steel disc with outer radial spline tooth; The disc of below and the top is the steel disc with outer radial spline tooth; Then put into back-up ring and snap ring again, and oil is inserted in the clutch, thereby form the diaphragm clutch assembly.
During use, between friction plate and the steel disc frictional engagement takes place, further, if friction plate plurality of elastic friction cylinder weares and teares, unload corresponding friction plate on the clutch, the elastic-friction cylinder of replacement wearing and tearing gets final product.
Claims (7)
1. friction plate; It is characterized in that: it has an annular disk-like central layer; The outer of annular disk-like central layer or interior edge have the radial spline tooth, and the side of central layer is provided with through hole, and the elastic-friction cylinder passes through hole and is placed in the through hole with elastic force; Two terminations of elastic-friction cylinder protrude in two sides of central layer, and one or two side of central layer is provided with oil groove.
2. a kind of friction plate according to claim 1 is characterized in that: described elastic-friction cylinder is a rubber column.
3. a kind of friction plate according to claim 1 is characterized in that: the described oil groove that is located on the central layer side is semi-circular blind hole.
4. according to claim 1,2 or 3 described a kind of friction plates; It is characterized in that: described each through hole is at the concentric circle array that is arranged in a row on the central layer or distributes around the central layer center of circle more than the row, the central angle equal and opposite in direction of adjacent two through holes on same row's concentric circle array.
5. according to claim 1,2 or 3 described a kind of friction plates; It is characterized in that: the described concentric circle array that is being arranged in a row on the central layer or is distributing around the central layer center of circle more than the row at each oil groove on the same side, the central angle equal and opposite in direction of adjacent two oil grooves on same row's concentric circle array.
6. a kind of friction plate according to claim 4; It is characterized in that: the described concentric circle array that is being arranged in a row on the central layer or is distributing around the central layer center of circle more than the row at each oil groove on the same side, the central angle equal and opposite in direction of adjacent two oil grooves on same row's concentric circle array.
7. a kind of friction plate according to claim 6 is characterized in that: described each oil groove concentric circle array and each through hole concentric circle array alternately distribute each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103276471A CN102506108A (en) | 2011-10-26 | 2011-10-26 | Friction plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103276471A CN102506108A (en) | 2011-10-26 | 2011-10-26 | Friction plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102506108A true CN102506108A (en) | 2012-06-20 |
Family
ID=46218228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103276471A Pending CN102506108A (en) | 2011-10-26 | 2011-10-26 | Friction plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102506108A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019097416A1 (en) * | 2017-11-15 | 2019-05-23 | Gianluca Valieri | Disc brake system |
| CN111120535A (en) * | 2020-01-17 | 2020-05-08 | 北京理工大学 | Wet friction pair capable of improving lubricating capability and accelerating separation |
| CN114001103A (en) * | 2021-10-19 | 2022-02-01 | 江苏大学 | Wet clutch dual steel sheet and processing method thereof |
| CN114270063A (en) * | 2019-08-21 | 2022-04-01 | 克诺尔商用车制动系统有限公司 | Clutch disk or friction disk for generating reduced drag power and system comprising a clutch disk or friction disk and a clutch cover |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743607Y (en) * | 2004-09-27 | 2005-11-30 | 周树明 | Wet clutch for gasoline engine |
| CN101238305A (en) * | 2005-08-04 | 2008-08-06 | 博格华纳公司 | Friction plates and various methods of manufacture thereof |
| CN101240818A (en) * | 2008-02-28 | 2008-08-13 | 刘珍利 | Wet clutch friction plate |
| US7597180B2 (en) * | 2007-02-06 | 2009-10-06 | Nsk-Warner K.K. | Friction plate for wet-type multiplate clutch |
| CN201382108Y (en) * | 2009-04-13 | 2010-01-13 | 包志聪 | Clutch friction plate |
| US7984801B2 (en) * | 2007-01-16 | 2011-07-26 | Nsk-Warner Kabushiki Kaisha | Friction plate for wet multi-plate clutch |
| CN202125549U (en) * | 2011-10-26 | 2012-01-25 | 赵江宜 | Friction plate |
-
2011
- 2011-10-26 CN CN2011103276471A patent/CN102506108A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743607Y (en) * | 2004-09-27 | 2005-11-30 | 周树明 | Wet clutch for gasoline engine |
| CN101238305A (en) * | 2005-08-04 | 2008-08-06 | 博格华纳公司 | Friction plates and various methods of manufacture thereof |
| US7984801B2 (en) * | 2007-01-16 | 2011-07-26 | Nsk-Warner Kabushiki Kaisha | Friction plate for wet multi-plate clutch |
| US7597180B2 (en) * | 2007-02-06 | 2009-10-06 | Nsk-Warner K.K. | Friction plate for wet-type multiplate clutch |
| CN101240818A (en) * | 2008-02-28 | 2008-08-13 | 刘珍利 | Wet clutch friction plate |
| CN201382108Y (en) * | 2009-04-13 | 2010-01-13 | 包志聪 | Clutch friction plate |
| CN202125549U (en) * | 2011-10-26 | 2012-01-25 | 赵江宜 | Friction plate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019097416A1 (en) * | 2017-11-15 | 2019-05-23 | Gianluca Valieri | Disc brake system |
| CN114270063A (en) * | 2019-08-21 | 2022-04-01 | 克诺尔商用车制动系统有限公司 | Clutch disk or friction disk for generating reduced drag power and system comprising a clutch disk or friction disk and a clutch cover |
| CN111120535A (en) * | 2020-01-17 | 2020-05-08 | 北京理工大学 | Wet friction pair capable of improving lubricating capability and accelerating separation |
| CN114001103A (en) * | 2021-10-19 | 2022-02-01 | 江苏大学 | Wet clutch dual steel sheet and processing method thereof |
| CN114001103B (en) * | 2021-10-19 | 2024-03-19 | 江苏大学 | Dual steel sheet of wet clutch and processing method thereof |
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Application publication date: 20120620 |
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