CN107246448A - Method for manufacturing the steel friction plate for friction coupling - Google Patents

Method for manufacturing the steel friction plate for friction coupling Download PDF

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Publication number
CN107246448A
CN107246448A CN201610801028.4A CN201610801028A CN107246448A CN 107246448 A CN107246448 A CN 107246448A CN 201610801028 A CN201610801028 A CN 201610801028A CN 107246448 A CN107246448 A CN 107246448A
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CN
China
Prior art keywords
friction plate
macro
lamellar body
scope
narrow orifice
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.)
Pending
Application number
CN201610801028.4A
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Chinese (zh)
Inventor
萨米·厄兹坎
迈克尔·艾森施密德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoerbiger Antriebstechnik Holding GmbH
Original Assignee
Hoerbiger Antriebstechnik Holding GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Publication of CN107246448A publication Critical patent/CN107246448A/en
Pending legal-status Critical Current

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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
    • F16D13/22—Friction clutches with axially-movable clutching members
    • F16D13/38—Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs
    • F16D13/52—Clutches with multiple lamellae ; Clutches in which three or more axially moveable members are fixed alternately to the shafts to be coupled and are pressed from one side towards an axially-located member
    • 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
    • F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/227—Surface roughening or texturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/84—Making other particular articles other parts for engines, e.g. connecting-rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H8/00—Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects, e.g. checkered sheets
    • B21H8/005—Embossing sheets or rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K23/00—Making other articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • 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
    • F16D13/74—Features relating to lubrication
    • 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
    • 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
    • F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D2069/004—Profiled friction surfaces, e.g. grooves, dimples
    • 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
    • F16D2200/0004—Materials; Production methods therefor metallic
    • F16D2200/0008—Ferro
    • F16D2200/0021—Steel
    • 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
    • F16D2250/0023—Shaping by 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
    • F16D2250/0038—Surface treatment
    • 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
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/06—Lubrication details not provided for in group F16D13/74
    • 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
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/10—Surface characteristics; Details related to material surfaces
    • 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
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/12—Mounting or assembling
    • 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
    • F16D35/00—Fluid clutches in which the clutching is predominantly obtained by fluid adhesion
    • F16D35/005—Fluid clutches in which the clutching is predominantly obtained by fluid adhesion with multiple lamellae

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Braking Arrangements (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

The present invention relates to a kind of method for being used to manufacture friction plate (10), methods described is carried out by means of following step：Steel plate is provided, the steel plate is provided with macro-structured portion (20) at least one side；Friction plate blank is separated from steel plate, the lamellar body (14) that the friction plate blank is processed further circularizing.

Description

Method for manufacturing the steel friction plate for friction coupling
Technical field
The present invention relates to a kind of method for being used to manufacture the steel friction plate for friction coupling.
Background technology
Friction plate and friction coupling with this friction plate be used to setting up between at least two axles frictional fit or The connection of power cooperation.Example is changeable shaft coupling, and the changeable shaft coupling for example applies the speed change in motor vehicles In device, or not changeable shaft coupling, the not changeable shaft coupling for example applies poor in motor vehicles as differential lock In fast device.
Generally, using the lamellar body being made up of steel in this flat friction system, the lamellar body is in its interarea (on front side of i.e. And rear side) provided with sintering coating or molybdenum coating.The coating is generally made with multi-ply construction.Generally, this causes complexity Manufacturing process and the manufacturing cost improved.
The content of the invention
It is an object of the present invention to provide a kind of friction plate, the friction plate is characterised by good price/performance Than.
In order to solve the purpose, a kind of method for manufacturing friction plate is proposed according to the present invention, wherein steel plate is provided, The steel plate is provided with macro-structured portion at least one side.Friction plate blank is separated from steel plate, the friction plate blank is entered The lamellar body that the processing of one step is circularized.
Rubbed comprising at least one by the friction coupling of friction plate made according to the method for the present invention using clean steel/steel Wipe secondary.According to the present invention it is known that can abandon regarding as required coating all the time so far.The method according to the invention is in system It is especially advantageous to cause present aspect, because the original material for friction plate can be provided in the form of roll of steel plate, the steel Plate has been provided with desired macro-structured portion.It therefore, there is no need to individually process each friction plate to set macro-structured portion.
Term " macro-structured portion " represents following structuring portions herein, the size in the structuring portion (i.e. such as structure Depth or width) be significantly greater than microstructured portion (such as based on specific, inevitable superficial roughness surface knot Structure) size.The feature in macro-structured portion in particular, in that, macro-structured portion's naked eyes are visible.Macro-structured portion Advantage is that the macro-structured portion improves the lubrication of rubbing surface.
Preferred embodiment proposed according to one, friction plate blank is hardened.Thus service life is improved.
Preferably propose, macro-structured portion is rolled on steel plate both sides.This can realize that macro-structured portion is only used A piece in each two piece of friction coupling, and therebetween piece can be configured to smooth surface.With institute Mode is stated, manufacturing cost is reduced on the whole.
Preferred embodiment proposed according to one, by the macrostructure in the macro-structured portion on side and opposite side The dislocation ground rolling of change portion.This is avoided, and friction plate is on the position of the depth " being stacked " in macro-structured portion due to resulting Small wall thickness and it is thinning.
The dislocation in macro-structured portion can for example be accomplished in the following manner：Make on the side of friction plate and opposite side With different indexing (Teilung).Also it is possible that will be mutually wrong along ring circumferential direction for the roller that rolls macro-structured portion Position ground is set so that the pattern of rolling misses one another.
Waffle grid pattern turns out to be the pattern for being particularly suitable for macro-structured portion, because the waffle grid pattern can be with Low consuming rolling, and need not consider the orientation in macro-structured portion when lamellar body is separated from steel plate.In addition, lubricant energy Enough it is maintained in the depressed part formed with proportional spacing.
Preferred embodiment propose that rubbing surface is the outside of lamellar body according to one of the present invention.In other words：Lamellar body is not set There is the friction element being made up of steel, and be machined to the depth that friction plate should then have.
Macro-structured portion can have the constructional depth in 0.05mm to 0.9mm scope, especially with 0.2mm Constructional depth into 0.4mm scope.It is good half-way house that described value, which is turned out to be,.
The width of structural detail is in 0.1mm to 4mm scope.Described value is also advantageous.
Preferably, at least one discontinuities provided with lamellar body, that is, be open, and the opening is continuously from a rubbing surface extension To another rubbing surface.This discontinuities, which are improved, with lubricator supplies rubbing surface.
The use of unique discontinuities can be enough according to use condition.Also relatively great amount of discontinuities can be used, Such as 40.For most applications, the quantity of discontinuities is located in 3 to 11 scope.
Discontinuities can be configured to narrow orifice.This can be realized, lubricant is supplied to the relatively large region of rubbing surface, and A large amount of rubbing surfaces are not sacrificed to this.Another advantage of narrow orifice is that the narrow orifice prevents friction plate due to thermal stress and/or heat Dilatancy.
According to use condition, narrow orifice can be disposed entirely within friction plate, i.e., the ring circumferential edges with friction plate have spacing Ground beginning and end；Or can extend into rubbing surface and have with a ring circumferential edges from a ring circumferential edges Terminate to spacing；Or can also extend fully through rubbing surface, i.e., from a ring circumferential edges to another ring circumferential edges.
Preferably, narrow orifice has the width in 0.1mm to 5mm scope, especially with the scope in 1.3mm to 3mm In width.Described value to rubbing surface supply lubricant on the one hand on showing good compromise, and on the other hand show to rub Loss as small as possible on wiping face.
Proposed according to an embodiment of the invention, the radius of narrow orifice and friction plate surrounds 0 ° to 70 ° of angle.Institute State under orientation, can be assigned to lubricant between friction plate well using centrifugal modelling.
Can propose in principle, narrow orifice point-blank, deviously or waveform stretch.
Preferably propose, discontinuities are at least partially situated in following regions of lamellar body, the region has with ring circumferential edges There is spacing, the spacing is more than the 10% of the width of lamellar body.This ensures that lubricant is also distributed about the middle part of rubbing surface, and not only It is distributed in the ring circumferential edges of friction plate.
Preferably, lamellar body is flat, flat disk.According to the design of alternative it is also possible that friction plate has The slightly construction of truncated cone shape.
Proposed according to a design, lamellar body is made up of multiple sections.The section can be welded to one another, be bonded or only Shape-ordinatedly engage.
Friction plate blank can be separated from steel plate as the blank of single type, for example cut by laser cutting, water jet, Accurate cutting (Feinschneiden) or punching press.
In order to the rubbing surface that reduces friction plate abrasion and also for local erosion is avoided, preferably propose, will rub Piece blank is hardened.This is enabled in particular to via nitriding (Nitrieren) or nitrocarburizing progress.It is also possible that friction plate blank By glow discharge nitriding, salt bath hardening or other appropriate methods, desired hardness is set.
Proposed according to an embodiment of the invention, macro-structured portion is overlapping with microstructured portion.Thereby, it is possible to Frictional behavior is improved in the desired manner.
Microstructured portion can be introduced by grinding technics, such as by means of belt grinder (bandschleifer). Methods described is characterised by low cost and low cost.
Brief description of the drawings
The present invention is described below according to different embodiments, these embodiments are shown in the drawings.Show in the accompanying drawings Go out：
Fig. 1 shows the constructed profile of the friction coupling with friction plate, and the friction plate is by according to the present invention's Method is manufactured；
Fig. 2 shows front view, rearview, side view and the amplification detail view of the friction plate according to first embodiment；
Fig. 3 shows the view of the view corresponding to Fig. 2 of the friction plate according to second embodiment；
Fig. 4 shows the view of the view corresponding to Fig. 2 of the friction plate according to the 3rd embodiment；
Fig. 5 shows the view of the view corresponding to Fig. 2 of the friction plate according to the 4th embodiment；And
The schematic diagram for the step of Fig. 6 shows the method according to the invention.
Embodiment
Schematically illustrate friction coupling 2 in Fig. 1, the friction coupling is used for, by the frictional fit of first axle 3 with Second axle 4 is coupled.
Axle 3 is provided with geometry is driven on its outer shroud week, and the drive geometry has multiple grooves 5.Axle 4 is provided with cage Shape or can-like receiving portion 6, described accommodation section is again provided with driving geometry, the drive geometry on its inner face With multiple grooves 7.There is friction plate group 8 between axle 3 and the section provided with groove 5,7 of axle 4, the friction plate group is by multiple The piece of one type and Second Type is constituted.
The drive geometry of axle 3,4 can be teeth portion.
Each piece has the basic configuration of annulus.The piece of the first kind torsionally but axially movably with the coupling of axle 3 Connection, i.e., have in inner ring circumferential edges and drive geometry, and the friction plate of Second Type is torsionally but axially movable Ground is coupled with axle 4, i.e., also have in outer shroud circumferential edges and drive geometry.
Friction plate group 8 is in axial direction pressed together so that friction plate is clamped in advance each other.The pre- clamping can be with not Same mode is produced.Exemplarily, it is shown in which spring 9.
Figure 2 illustrates the friction plate 10 according to first embodiment.It is the Second Type of Fig. 1 friction plate group 8 herein Piece because friction plate 10 its outer shroud week on provided with drive geometry 12.Here, driving geometry 12 to pass through multiple footpaths To prominent tooth (and portion of leaving a blank between tooth) formation.The indented joint of geometry 12 is driven to the groove 7 of receiving portion 6 In.
Friction plate 10 has lamellar body 14, and the lamellar body is made up of steel.
Lamellar body 14 has front side 16 and rear side 18.The front side and the rubbing surface of rear side formation friction plate 10.Lamellar body 14 because This is not provided with coating and is also not configured to the composite members that are made up of multilayer.
In the embodiment as shown, front side 16 glossily constitutes (in addition to microscopic surface roughness), and rear side 18 Provided with macro-structured portion 20.
Macro-structured portion 20 is configured to waffle grid pattern herein, and the waffle grid pattern has in 0.05mm to 0.9mm Scope in depth, and especially there is depth in 0.2mm to 0.4mm scope.Width (the i.e. waffle of structural detail Spacing between the midpoint of the adjacent recess of spacing or waffle grid pattern between the region of the adjacent protrusion of grid pattern) position In 0.1mm to 4mm region.
Such as especially visible in figure 2b, macro-structured portion extends past whole friction on the rear side 18 of friction plate Face, that is, extend up to and enter in the region for driving geometry 12.
Friction plate 10 is provided with multiple discontinuities 30, and the discontinuities have the shape of narrow orifice respectively herein.Each narrow orifice 30 Point-blank and since the inner ring circumferential edges of lamellar body 14 extend.The width b of each narrow orifice 30 is located at 0.1mm to 5mm scope In and be preferably placed in 1.3mm to 3mm scope.On the radius r of lamellar body, each narrow orifice 30 obliquely extends, wherein In the embodiment shown, angle is in 30 ° of the order of magnitude.
Each narrow orifice 30 extends initially towards outer shroud circumferential edges from inner ring circumferential edges and had with outer shroud circumferential edges herein Terminate to spacing, wherein spacing is in 25% order of magnitude of the width of lamellar body.
The end semicircular in shape in radially outer of each narrow orifice 30 rounding constitute.
Have confirmed, narrow orifice advantageously influences the vibration performance of friction plate with combining for macro-structured portion.
Figure 3 illustrates the second embodiment of friction plate.To use identical from feature known to first embodiment Reference, and to this with reference to set forth above.
Difference between first and second embodiments is that in this second embodiment, the front side 16 of friction plate is also set There is macro-structured portion 20.
In the illustrated embodiment, the macro-structured portion of identical is used on front side 16 and rear side 18.
Positive influences of the narrow orifice to the vibration performance of friction plate are also noted that herein.
Figure 4 illustrates the 3rd embodiment of friction plate 10.The feature known to from above embodiment is used Identical reference, and to this with reference to set forth above.
First and the 3rd difference between embodiment be, in the third embodiment, using unique discontinuities 30, The discontinuities extend to outer shroud circumferential edges in this as continuous narrow orifice from the inner ring circumferential edges of lamellar body 14.Here, relative to The orientation of radius corresponds to the orientation of narrow orifice 30 in first embodiment.
Narrow orifice 30 is not unfavorable for the intensity of friction plate 10, because the narrow orifice can be supported on its receiving portion 6 In.
Figure 5 illustrates the 4th embodiment.Feature uses identical accompanying drawing known to from embodiment above Mark, and to this with reference to set forth above.
First and the 3rd the difference of embodiment be, in the third embodiment, use discontinuities 30, the discontinuities The beginning and end within lamellar body 14, i.e., do not have any interruption in inner ring circumferential edges or outer shroud circumferential edges.Exemplarily, make herein Shown for discontinuities：The narrow orifice that one radius straight, relative to friction plate is oriented with about 30 ° of angle, two circular Opening, an and corrugated narrow orifice, the corrugated narrow orifice, which is extended past, is slightly less than 90 ° of all regions of ring.
The different characteristic of the embodiment shown in Fig. 2 to 5 can be combined with each other according to applicable cases.For example, First, the macro-structured portion being only defined in the third and fourth embodiment on the side of friction plate can be also used in opposite side On.
Whole features of the friction plate shown in Fig. 2 to 5 can be also used in the friction plate of the first kind certainly, i.e., Using in following friction plates, the friction plate in its inner ring circumferential edges there is it to drive geometry 12.
According to Fig. 6, described below for the method for manufacture friction plate.
Use steel plate 1 as original material, it would be desirable to macro-structured portion be rolled into the steel plate.Have two to this The individual roller 2 schematically illustrated, is provided with multiple structural details 3 on the surface of the roller.
The macro-structured portion on upside that should be noted that steel plate when rolling macro-structured portion is relative on downside Macro-structured portion dislocation.Therefore, in the example of waffle grid pattern, it is noted that, the depression on the upper side and lower side Portion is not completely covered opposite each other, opposite piece blank can be caused to also have subsequent friction because being completely covered each other Piece it is undesirable thinning.
The desired dislocation in two macro-structured portions can be accomplished in the following manner：Using not on the upper side and lower side With step pitch, i.e. different spacing between depressed part and depressed part, or structural detail 3 on roller 2 miss one another it is fixed Position and rolling when keep the dislocation.
Steel plate provided with macro-structured portion is therefore, it is possible to rolling so that the steel plate is supplied to processing below as volume Step.
Then, piece blank 4 is separated from steel plate 1.In figure 6, this is represented by two stamping tools 5.But piece blank Also it can be cut by laser cutting, water jet, accurate cutting or other suitable modes are separated from steel plate.
The macro-structured portion present in piece blank 4 is overlapping with microstructured portion.The microstructured portion is especially It can be introduced, for example, be introduced by means of belt grinder by grinding.This is represented by abrasive band 6 of polishing, the polishing abrasive band pair The piece blank 4 for continuing conveying on conveyer belt 7 is ground.Between the first and second process of lapping, piece blank is turned herein To；This is expressed as method and step 8.
After microstructured portion is introduced, additionally it is possible to harden piece blank 4 or be processed further in other manners. Other processing mode references 9 are represented.
The particular advantage of methods described is, it is not necessary to which any coating and any lining are applied on piece blank so that Realize low-down manufacturing cost on the whole.

Claims (21)

1. one kind is used for the method for manufacturing friction plate (10), methods described is carried out by means of following step：
- steel plate is provided, the steel plate is provided with macro-structured portion (20) at least one side；
- friction plate blank is separated from the steel plate, the lamellar body (14) that the friction plate blank is processed further circularizing.
2. according to the method described in claim 1,
Characterized in that,
By friction plate blank hardening.
3. according to the method described in claim 1,
Characterized in that,
The macro-structured portion (20) is rolled on the both sides of the steel plate.
4. method according to claim 3,
Characterized in that,
By macro-structured portion (20) the dislocation ground rolling on the macro-structured portion (20) on side and opposite side.
5. according to the method described in claim 1,
Characterized in that,
The macro-structured portion (20) is waffle grid pattern.
6. according to the method described in claim 1,
Characterized in that,
The macro-structured portion (20) has the constructional depth in 0.05mm to 0.9mm scope, especially with 0.2mm Constructional depth into 0.4mm scope.
7. according to the method described in claim 1,
Characterized in that,
The width of structural detail is in 0.1mm to 4mm scope.
8. according to the method described in claim 1,
Characterized in that,
The lamellar body (14) is provided with least one discontinuities (30).
9. method according to claim 8,
Characterized in that,
The quantity of the discontinuities (30) is located in 1 to 40 scope, particular in 3 to 11 scope.
10. method according to claim 8,
Characterized in that,
The discontinuities are narrow orifice (30).
11. method according to claim 10,
Characterized in that,
The ring circumferential edges of the narrow orifice (30) and the friction plate (10) with having spacing beginning and end.
12. method according to claim 10,
Characterized in that,
The narrow orifice (30) starts in a ring circumferential edges and terminated with having spacing with a ring circumferential edges.
13. method according to claim 10,
Characterized in that,
The narrow orifice (30) extends to another ring circumferential edges from a ring circumferential edges.
14. method according to claim 10,
Characterized in that,
The narrow orifice (30) has the width in 0.1mm to 5mm scope, especially with 1.3mm to 3mm scope Width.
15. method according to claim 10,
Characterized in that,
The radius of the narrow orifice (30) and the friction plate (10) surrounds 0 ° to 70 ° of angle.
16. method according to claim 10,
Characterized in that,
The narrow orifice (30) point-blank, deviously or waveform stretch.
17. method according to claim 8,
Characterized in that,
The discontinuities (30) are at least partly in the scope of the lamellar body (14), between lamellar body and the ring circumferential edges have Away from the spacing is more than the 10% of the width of the lamellar body (14).
18. according to the method described in claim 1,
Characterized in that,
The lamellar body (14) is flat, flat disk.
19. according to the method described in claim 1,
Characterized in that,
The lamellar body (14) is made up of multiple sections.
20. according to the method described in claim 1,
Characterized in that,
The macro-structured portion is overlapping with microstructured portion.
21. method according to claim 20,
Characterized in that,
The microstructured portion is introduced by grinding technics.
CN201610801028.4A 2015-09-02 2016-09-02 Method for manufacturing the steel friction plate for friction coupling Pending CN107246448A (en)

Applications Claiming Priority (2)

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DE102015114673.8A DE102015114673A1 (en) 2015-09-02 2015-09-02 Steel friction plate and friction clutch with such friction plates and method for producing such a friction plate
DE102015114673.8 2015-09-02

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US (1) US20170056943A1 (en)
JP (1) JP2017083007A (en)
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AT (1) AT517814A3 (en)
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CN113646553A (en) * 2019-04-08 2021-11-12 采埃孚股份公司 Disk for a multi-disk clutch, multi-disk clutch with a disk, and method for producing a disk

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AT517814A2 (en) 2017-04-15
US20170056943A1 (en) 2017-03-02
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DE102015114673A1 (en) 2017-03-02
FR3040453A1 (en) 2017-03-03

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