CN1763395A - Separation unit for operating separation of clutch on automobile - Google Patents
Separation unit for operating separation of clutch on automobile Download PDFInfo
- Publication number
- CN1763395A CN1763395A CN 200510108676 CN200510108676A CN1763395A CN 1763395 A CN1763395 A CN 1763395A CN 200510108676 CN200510108676 CN 200510108676 CN 200510108676 A CN200510108676 A CN 200510108676A CN 1763395 A CN1763395 A CN 1763395A
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- Prior art keywords
- segregating unit
- coating
- ring
- bearing
- sliding element
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Links
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Images
Abstract
The invention relates to a separating device (4) used in a vehicle for controlling a disconnectable clutch, the device is provided with a self-adjusting separating bearing (7) supported on a housing (3) in a form of a rolling-contact bearing, and designed as an inclined-shoulder bearing, the bearing has an outer bearing ring (8) provided inrotatable, a rotatable rotating inner bearing ring (9) and a rolling body (11) guided between the rings. In order to availably improve a common separating device (4), the inner bearing ring (9) is provided with an adjusting ring (16), a sliding member (21) is mounted on the inner bearing ring (9) in a manner of complementary spherical-cap segments (19, 20) to rotatable arranging the separating bearing (7) in a support area of the adjusting ring (16). On the other hand, a noise-reducing and wear-reducing coating (22) on which a spring element (18) connected to the disconnectable clutch is supported at a radially oriented annular flange of the adjusting ring (16).
Description
Technical field
The present invention relates to a kind of segregating unit that is used for the operating separation of clutch (Schalttrennkupplung) on the automobile, have a self-adjusting release bearing of making the rolling bearing form of oblique shoulder bearing that is bearing on the housing, it has an outer race of non-rotatably installing and the bearing inner ring of a rotation and the rolling element of guiding between them.
Background technique
For example by DE 101 14 846 A1 and the known such segregating unit of DE 101 24 663 A1, wherein bearing inner ring dorsad a side upper support one of rolling element adjust ring, be close to the spring part that is equipped on operating separation of clutch of belleville spring form especially in the annular flange upper-end surface of its radial arrangement one side by means of spring tongue piece force closure ground.Secondly cut the shape portion-form with its complementary sphere on bearing inner ring in the supporting area of adjusting ring one sliding element is installed, be used for realizing release bearing with respect to regulating ring automatic capturing or revolution, this sliding element fixed-site is being adjusted on the ring.
By the segregating unit of known a kind of this type of DE 101 25 691 A1, wherein Xuan Zhuan bearing inner ring has an annular flange in addition, fixes a thrust button on it, at the spring part of this dish upper support operating separation of clutch.
Summary of the invention
The objective of the invention is, improve the segregating unit of this type in this wise, make that comparing its axial arrangement space with known solution reduces, avoid or reduce clutch plucking or clutch bump and associated axial vibration at least, can compensate the concentricity that processing causes, and reduce in the spring tongue piece of operating separation of clutch or the wearing and tearing in the contact area between belleville spring and the release bearing.
Therefore described purpose according to the feature of claim 1 by be used on the automobile operating separation of clutch have one be bearing in the rolling bearing form of making oblique shoulder bearing on the housing can self-adjusting release bearing segregating unit realize, this rolling bearing has an outer race of non-rotatably installing and the bearing inner ring of a rotation and the rolling element of guiding between them, wherein set one and adjust ring to bearing inner ring, and for release bearing being placed in pivotally on the supporting area of adjusting ring, on bearing inner ring, install one with the interior sliding element that cuts the shape portion-form with its complementary sphere, the annular flange of wherein adjusting the ring radial arrangement sets a coating that reduces noise and wearing and tearing, and a spring part that is connected with operating separation of clutch is bearing on this coating.
Improve the property adjusted automatically of release bearing especially effectively by this favourable combination, and optimize its noise characteristic.This roadability occurs particularly because such reason between the member that has promptly significantly reduced to cooperatively interact, in the friction between sliding element and interior ring or adjustment ring and between adjustment ring and spring part under the described situation, therefore also reduces wear.The result is that the raising of the operation and the travelling comfort of driving shows by the operated by foot power that reduces actually, has improved the efficient of segregating unit itself thus again.The present invention prevents disadvantageous clutch plucking in addition.
Secondly reveal the minimizing that friction is got rusty owing to reduced the wear tables of spring part or its spring tongue piece, it is less that this causes the lubricating grease of the spline tooth on the clutch spider hub when operation to drop, and can not cause clutch spider hub killing on transmission case input shaft four wedge profiles.Well-known friction plate dish is thrown off from compression plate unfriendly deficiently when clutch spider hub is killed on four wedge profiles, therefore also is activated, and this causes the seriously stressed of when gear shift synchronizer.At this moment it is very difficult that gearshift becomes, and this causes usually loses driving comfortability unhappyly, uses structural element of the present invention to avoid this phenomenon now.
The present invention preferably improves structure or scheme is determined in the dependent claims.
Sliding element preferably is made of high strength and wear-resisting plastics in view of the above, and the annex that encircles of be fixed on adjustments that is designed to make separately, or is designed to be formed in sliding element on the sliding element by injection moulding.
As for the coating of the annular flange of adjusting ring, it can constitute by the independent annex of thrust button form, obtains the noise containment especially effectively by the slit damping of adjusting between ring and the thrust button here.The thrust button of being made up of high strength and wear-resistant plastic, pottery or cemented carbide is suitable for this on the one hand in this respect.Secondly the coating of adjusting the annular flange of ring also can constitute by the thrust button of being made up of plastics that is shaped on annular flange by injection moulding.
In order to prevent or to reduce particularly the initial stage noise that skids He cause thus of belleville spring tongue piece in first working hours of operation and reach the self centering improvement of release bearing, reduction noise of forming by plastics and the coating that reduces to wear and tear at least with the contact area of spring part or belleville spring tongue piece in have a microstructure that is shaped, it can plastify at least in its surface by spring part under by situation about loading.
Can stipulate for this reason, adjust sliding element that ring is designed to sphere shape section form and constitute independent annex on the annular flange, and make by plastics such as thermosetting plastics or pottery.
Preferably be thermoplastic or other resistant to elevated temperatures thermoplastics of base, be set to the plastics that are used for making sliding element and/or adjust the coating on the annular flange that encircles as PAEK (PAEK) with resistant to elevated temperatures polyamide.
Here from the polyamide 46 (PA46) of polyamide scope or the polyamide of partially aromatic, as polyphtalamide (PPA) or poly-hexamethylene terephthalamide (PA6T) or they and poly-6I hexamethylene isoterephalamide (Poly-Hexamethylen-Isophthalamid) (PA6T/6l) and/or polyhexamethylene adipamide (PA6t/66, PA6T/6l/66) or poly-paraphenylene terephthalamide's methylpent diamines (Poly-Methylpentamethylen-Terephthalamid) copolymer (PA6T/MPMDT) add that the interpolation material that reduces friction and wear and improve intensity proves suitable.
Adopting weight percentage in this respect is 1 to 40% carbon fiber and/or aramide-fibre, especially weight percentage is 20 to 30% carbon fiber, weight percentage is 1 to 15% aramide-fibre, and solid lubricant, as weight percentage 1 to 5% molybdenum disulfide, add or alternative weight percentage is 1 to 10% graphite, add or alternative anti-friction agent, it as weight percentage 1 to 30% polytetrafluoroethylene (PTFE), especially weight percentage is 5 to 15% PTFE composition, add or alternative weight percentage is 1 to 30%, especially 1 to 15% Polyphenylene Sulfone (Polyphenylensulfon) (PPSO2, Ceramer ) is as adding material.
In the another kind of favourable structure of the present invention, sliding element and plastic coating are formed on the adjustment ring by described injection moulding in one procedure, cause the advantage of cost aspect manufacturing and logistics thus, be used for assembling because needn't make, store and prepare independent working of plastics now.Therefore also cancelled and adjusted location complicated on the ring and fixing.
The mutual material of sliding element and coating constitutes one in combination in addition, and this proves favourable.Therefore the material transfer of sliding element can obtain cost savings thus as follows in coating, and promptly injection mould can design simplyr, and the plastic materials of plasticity flows easily when sealing injection moulding.
The present invention also stipulates, a sliding element of making separately and/or the attachment typed coating made separately can with adjust the sealed and/or material of annular and be connected with merging.
Can stipulate that in addition an attachment typed sliding element of making separately and/or material sealed with bearing inner ring shape is connected with merging.
Prove favourable for the application thermoset plastic material that stands high temperature, preferred here regulation has the additive thermosetting property moulding material that reduces friction and wear.This material preferably is made of the phenol formaldehyde resin material (PF) that has glass and/or carbon fiber and/or graphite and/or Polyphenylene Sulfone (PPSO2, Ceramer ).But the stupalith that has the additive of suitable reduction friction and wear also is valuable.
Suggestion is in addition adjusted ring and is had pit, indent, breach and/or groove, is used for fixing sliding element and/or as annex or as the coating of the part that is shaped with injection moulding.The best radial arrangement of this time slot.
Last the present invention also stipulates, can also show, is constituting sliding element on the adjustment ring in its sphere cuts the shape part at least by N-C hard material coating.The coating of adjusting the ring annular flange equally also can be made of N-C hard material coating.
Known DLC coating (DLC=is similar to adamantine carbon) own is applicable to described N-C hard material coating, and itself for example can be coated in to adjust to encircle by means of the plasma surface cladding process to be had on the dangerous surface of wearing and tearing.
It also is suitable also having a kind of N-C hard material coating in addition, and it comprises the hydrocarbon coating of band tungsten composition, for example has mark W-C:H.
Adopting titanium-niobium nitride or titanium-oxynitriding niobium (Titan-Nioboxynitrid) is favourable as hard material.Another kind of available N-C hard material coating is made up of not hydrogeneous tetrahedron (tetredrisch) carbon.
Can adopt chromium nitride coating as N-C hard material coating in addition, fill the nano-dispersed agent of forming by chromium carbide CrC in its inside.This N-C hard material coating be characterized as extra high hardness and high wear resistance.The N-C hard material coating of this in addition nitrogen chromium has high adhesive quality to those members that will apply targetedly.
N-C hard material coating can be designed to laminated coating in addition.Material W-C:H to this above-mentioned outfit tungsten adds that the coating of being made up of a-C:H on a small quantity is suitable especially.Advantageously this laminated coating is that friction is little and simultaneously wear-resisting.
A kind of in addition so-called super nitrite coating is suitable for as N-C hard material coating, applies the contact area of whole release bearing or requirement according to the present invention with it.
In order to be implemented in the as far as possible little friction in spherical contact area between the bearer ring of adjusting ring and rotation, suggestion, adopts a kind of aspect the optimization that rubs improved N-C hard material coating, it preferably applies in one procedure.
N-C hard material coating is preferably applying with the thickness smaller or equal to the maximum 0.1mm of 0.015mm especially on the surface of contact and/or at least one working surface at segregating unit at least.
The coating of N-C hard material coating can be by means of the plasma surface coating or by means of laser beam, and best pulse operation is carrying out on frayed contact area of release bearing member.
Description of drawings
By means of the accompanying drawing of some forms of implementation the present invention is done more detailed explanation below, accompanying drawing is represented:
Fig. 1 represents that with side view one has the mechanical clutch control system of clutch disengaging lever and segregating unit,
Fig. 2 is with the segregating unit of single part figure presentation graphs 1,
Fig. 3 one is by the sectional view of the segregating unit corresponding to one first preferred implementing form of the present invention, wherein sliding element and coated designs be annex and with adjust ring and be connected-analyse and observe (scheme 1) by " I-I " of Fig. 2,
Fig. 4 presses the partial view " Z " (scheme 2) of Fig. 3,
Fig. 5 press Fig. 4 to view " A ",
Fig. 6 presses Fig. 5's " II-II " sectional view,
Fig. 7 presses the partial view " Z " (scheme 3) of Fig. 3, here around vertical shaft rotation expression,
Fig. 8 presses Fig. 7's " III-III " sectional view,
The partial sectional view of the another kind of preferred implementing form of Fig. 9 segregating unit, wherein sliding element and coating are fixed on by means of injection moulding and adjust on the ring,
Figure 10 press Fig. 9 to view " B ",
The improvement structure of Figure 11 Fig. 9 segregating unit,
Figure 12 one segregating unit is wherein fixed a sliding element of making independent member adjusting on the ring,
Figure 13 one segregating unit, wherein the adjustment ring is connected with sliding element and is fixed on the housing of segregating unit by means of it,
Figure 14 presses first kind of scheme of the segregating unit of Figure 13,
Figure 15 presses second kind of scheme of the segregating unit of Figure 13,
Figure 16 one segregating unit, wherein an independent sliding element is connected with bearing inner ring,
Figure 17 one segregating unit wherein applies or forms a wear resistant coating of being made up of N-C hard material coating adjusting on ring and/or the bearing inner ring.
Embodiment
Fig. 1 represents that one is used for the known mechanical clutch control system of the first clutch separator levers 1 of the operating separation of clutch on the automobile own, the operating mechanism work of this clutch disengaging lever be used in one of segregating unit 4 can axially movable housing 3 on, and be connected with clutch pedal effect in the car occupant compartment by a cable traction device that does not specifically draw or a suitable driving mechanism usually.
Comprise that according to Fig. 2 and 3 segregating units 4 one is bearing in the self-adjusting release bearing 7 of the rolling bearing form that constitutes oblique shoulder bearing on the flange 6 of housing 3 radial projection.Release bearing 7 itself keeps in a so-called chrysanthemum shape retainer by the bearing inner ring 9 of a non-rotatable outer race 8 and a rotation and between them and the rolling element 11 of guiding constitutes.
As shown in Figure 9, constitute non-rotatable outer race 8 and connect the situation lower support of an annular fixed plate 13 in the centre on the flange 6 of housing 3 with an annular bottom surface 12 that radially inwardly points to, wherein be provided with a dish-shaped spring 14 in order to reach the contact of annular bottom surface 12 force closures ground, it is installed between the edge 15 and annular bottom surface 12 of annular fixed plate 13.In flange 6 zones, be designed to bending at described situation bottom plate 13, but also can be designed as (not the drawing in detail) of around this flange guiding or crimping in order to improve fixed plate closely cooperating on flange 6.
Side upper support one at the rolling element dorsad 11 of the bearing inner ring 9 of rotation is adjusted ring 16, and force closure ground is close to one and is equipped on spring part 18 operating separation of clutch and that for example constitute the belleville spring of band spring tongue piece on the end face of its annular flange 17.
In order to realize release bearing 7, on bearing inner ring 9, cut shape part 19,20 forms in the support region of ring 16 one sliding element 21 is installed adjusting between bearing inner ring 9 and the adjustment ring 16 mainly made by deep-draw and/or punching press, one with its complementary sphere by steel plate with respect to the automatic capturing of adjusting ring 16 or for can rotating layout and for fear of the pairing of steel one steel.
As for the polyamide that may adopt, the polyamide of polyamide 46 (PA46) or partially aromatic wherein, as polyphtalamide (Polyphthalamid) (PPA) or poly-hexamethylene terephthalamide (PA6T) or they and poly-6I hexamethylene isoterephalamide (Poly-Hexamethylen-Isophthalamid) (PA6T/6l) and/or polyhexamethylene adipamide (PA6t/66, PA6T/6l/66) or poly-paraphenylene terephthalamide's methylpent diamines (Poly-Methylpentamethylen-Terephthalamid) copolymer (PA6T/MPMDT) add that reducing additive friction and wear and that improve intensity proves suitable.
Understanding according to core conception of the present invention, particularly weight percentage is 1 to 40% carbon fiber and/or aramide-fibre, especially 20 to 30% carbon fiber, weight percentage is 1 to 15% aramide-fibre, and solid lubricant, as weight percentage 1 to 5% molybdenum disulfide, add or alternative weight percentage is 1 to 10% graphite, add or alternative anti-friction agent, it as weight percentage 1 to 30% polytetrafluoroethylene (PTFE), especially weight percentage is 5 to 15% PTFE composition, add or alternative weight percentage is 1 to 30%, especially 1 to 15% Polyphenylene Sulfone (PPSO2, Ceramer ) is suitable for as additive.
Sliding element 21 both can have been made separately and be fixed on the adjustment ring 16 as annex, also can or be formed in by known injection moulding injection moulding and adjust on the ring.Also can realize the connection of these two members in addition by buckle, hot pressing and/or the ultrasound riveted joint of member.
In the favourable combination of above-mentioned feature, set the coating 22 of a reduction noise and wearing and tearing now to the annular flange 17 of the radial arrangement of adjusting ring 16, the spring part 18 that is connected with operating separation of clutch is bearing in (Fig. 3 and Fig. 9) on this coating.
Here also avoid common steel-steel pairing by such method, it is the coating 22 otherwise independent annex by the thrust button form constitutes, especially form by high strength and wear-resistant plastic, otherwise constitute by a plastics thrust button that is formed on the annular flange 17 by known injection moulding.Here also adopting foregoing for these two kinds of schemes is thermoplastic or other resistant to elevated temperatures thermoplastics of base, for example PAEK (PAEK) with the heat resistant polyamide.Consult above explanation about the advantage of this coating 22.Adopt thermosetting plastics or the stupalith of particularly improveing with the slip modifying agent for the application of standing high heat load.
Determine in addition, one at least in the contact area of coating 22 and spring part 18 microstructure at the coating internal shaping play particularly advantageous effect in first hours run or the test run stage of operating separation of clutch just, wherein prevent skidding of spring part 18 or belleville spring or its spring tongue piece, and it is plastified under the effect of belleville spring tongue piece load by this microstructure.Thereby prevent or at least significantly reduce to try out noise, and reach release bearing 7 self centering improvement.
Recommend the fixation that shape is sealed and/or material merges about the coating 22 of the thrust button form of independent manufacturing adjusting fixing preferred on the ring 16.In Fig. 3 to 8, be illustrated in the suitable form of implementation of this respect in detail.
Therefore coating 22 or the thrust button of making separately according to Fig. 3 to 7 can encircle 16 kaysers with adjustment, wherein particularly can know and find out by Fig. 4 to 7, be provided with at least one at the radially outer of adjusting ring 16, but especially a plurality of grooves 23 that are evenly distributed on the circumference, coupling shaft is to indent 24 on them.Here indent 24 is used from the effect of the lactch groove of the latch boss that matches 25 that is shaped on coating 22 or thrust ring.Groove 23 is main as reversing stopper, and the unillustrated here projection 26 of its floating coat 22 axially embeds in these grooves.
Therefore axially and under the situation in radial structure space provide a kind of compact structure as far as possible little.Adjustment encircles 16 different thermal expansion coefficient with steel owing to plastic coating 22, and the diameter fluctuation that the possible Volume Changes that produces along with humidity of the air of coating 22 causes can compensate easily by this structure.
Know to show described projection 26 in Fig. 7 and 8, here they pass the groove 23 of adjusting ring 16 and are pressed, for example ultrasound compacting.
Certainly being fixed on the sliding element of adjusting on the ring 16 21 and also can taking similarly to reduce the measure of wearing and tearing for independent manufacturing.Sliding element otherwise itself here made by low lost material, otherwise applies with antifriction material.In this respect all referring to Figure 12 to 16.
In these figure, Figure 12 represents the segregating unit of a described type, wherein on a hollow cylinder section 30 of starter ring 16, plug the retaining ring 31 of doing globulate in a part, the sliding element that puts 32 that it is made separately at its outside upper support one, it and bearing inner ring 9 side of rolling element dorsad are in sliding contact, and hollow cylinder section 30 and retaining ring 31 and sliding element 32 mutual force closures and/or shape are connected sealedly here.
Figure 13 represents the another kind of form of implementation of segregating unit, and wherein thrust ring 16 is connected with sliding element 33 force closures or shape sealedly.Sliding element 33 has a hollow cylinder linkage section 34, and in the zone 35 that deviates from this linkage section, do globulate and have an axial end section 36, it is basically radially to interior orientation.Its middle connecting segment 34 is used for being connected with thrust ring 16, and spherical segment 35 is used for the sliding bearing on bearing inner ring 9, and axial end section 36 is used for preventing the loss of the thrust ring 16 on the housing 3 of segregating unit.
Figure 14 represents a segregating unit, and wherein sliding element 37 is designed to annular construction member, and this device has one and is used for being used for the supporting section 39 of sliding bearing on bearing inner ring 9 with thrust ring 16 sections of being fixedly coupled 38 and.Therefore sliding element 37 is designed to independent member, and is connected with shape with annular flange 17 force closures sealedly.It preferably is made up of thermoset plastic material or stupalith.This anti-loss that is combined on the segregating unit housing 3 of sliding element 37 and thrust ring 16 realizes by latch boss 40 and 41.They are formed on housing and the mutual aspectant end face of thrust ring.The running position of expression thrust ring 16 1 upsets among Figure 14, the wherein anti-latch boss of losing by being positioned at mirror image symmetrical center line below 40 and 41 realizes.
By the segregating unit of Figure 15 represent a kind of with by the similar structure of the segregating unit of Figure 13, but here sliding element 42 is bearing on the short flange part 43 of thrust ring 16.
Figure 16 represents that this sliding element is installed between bearing inner ring 9 and the housing 3 with the segregating unit of a sliding element 46 of making separately in addition.This sliding element 46 has one near the section 47 and of the housing section 48 away from housing, and here for axial restraint, sliding element 46 is fixed on the housing by a snap ring 49 with its section 47 near housing, also bearing inner ring 9 is fixed on the housing 3 indirectly thus.
Constituting on the radial outside of the spherical segment (sphere cuts shape part 20) of thrust ring 16 and/or on the side of radially inwardly pointing to of bearing inner ring 9 (sphere cuts shape part 19) or applying a N-C hard material coating 44 on by the segregating unit of Figure 17.Here this N-C hard material coating is designed to DLC-coating, and it is formed by being similar to adamantine material with carbon element, or has at least and be similar to adamantine material property.This coating 44 also can be coated on the end face of thrust ring 16, and it is used to be close to the spring tongue piece of belleville spring.
As mentioned above, sliding element 21 and plastic coating 22 can be formed in by injection moulding and adjust on the ring 16.
Fig. 9 to 11 represents a kind of such compound body, wherein sliding element 21 and coating 22 are formed on the adjustment ring 16 by described injection moulding in one procedure, and be designed to material combination reciprocally, promptly so-called integral type particularly can obtain cost savings by simple injection mould thus.
When adjusting ring 16, flow easilier for the plastic substance that makes plasticity thus, on the annular flange 17 of adjusting ring, be provided with breach 27 and groove 28 with respect to the cell wall with parallel distribution of center radial arrangement around injection moulding.
In addition in order to reduce the shearing stress in the working of plastics, at so-called free position 29, the groove of their radial arrangement by having parallel cell wall makes plastics can unhinderedly expand (seeing Figure 11 in this respect) when temperature variation here at breach 27 region memories of annular flange 17.
The foregoing description mainly is suitable for, and sliding element 21 and coating 22 are by commaterial, that is suitable plastic is made.Can certainly point out and be included within the scope of the invention be to adopt other suitable and/or different in case of necessity materials for this reason.
For example the coating 22,24 of annular flange 17 is made of suitable pottery or cemented carbide with above-mentioned independent attachment version, and corresponding sliding element then is made up of plastics, and this may be favourable.
Equally also there is such possibility, promptly the common adjustment ring of being made up of steel plate 16 is in surface area easy to wear, especially in sphere cuts shape part 20 and/or spring part 18 force closures act on the N-C hard material coating 44 that outfit had been mentioned in annular flange 17 zone above it, for example DLC coating (DLC=is similar to adamantine carbon) is (Figure 17).
If sphere cuts shape part 20 and is equipped with a kind of such N-C hard material coating, it plays so-called sliding element, can point out for certain here, cuts this N-C hard material coating 44 of same coating on the shape part 19 at bearing inner ring 9 corresponding spheres at least.
The pictorial symbolization table
1 clutch disengaging lever, 27 breach
2 operating mechanisms, 28 grooves
3 housings, 29 free positions
4 segregating units, 30 hollow cylinder sections
5 transmission shafts, 31 retaining rings
6 flanges (housing 3), 32 sliding elements
7 release bearings, 33 sliding elements
8 outer races, 34 linkage sections
9 bearing inner rings, 35 spherical region
10 chrysanthemum shape retainers, 36 end segment
11 rolling elements, 37 sliding elements
12 annular bottom surfaces (outer race 8), 38 linkage sections
13 fixed plates, 39 supporting sections
14 belleville springs, 40 latch boss
15 edges (fixed plate 13), 41 latch boss
16 adjust ring 42 sliding elements
17 annular flanges (adjusting ring 16), 43 flange sections
18 spring parts/belleville spring 44 N-C hard material coatings
19 spheres cut shape part (bearing inner ring 9) 45 grooves
20 spheres cut shape part (adjusting ring 16) 46 sliding elements
21 sliding elements 47 are near the section of housing
22 coatings 48 are away from the section of housing
23 grooves, 49 snap rings
24 indents
25 latch boss
26 projections
Claims (27)
1. segregating unit that is used for operating separation of clutch on the automobile, have one and be bearing in self-adjusting on the housing (3), constitute the release bearing (7) of the rolling bearing form of oblique shoulder bearing, this release bearing has an outer race (8) of non-rotatably installing and the bearing inner ring (9) of a rotation and the rolling element (11) of guiding between them, wherein bearing inner ring (9) sets one and adjusts ring (16), for release bearing (7) being installed in pivotally in the supporting area of adjusting ring (16), the sphere of going up with the bearing inner ring complementation at bearing inner ring (9) cuts shape part (19,20) the form sliding element (21) of packing into, and the annular flange (17) of wherein giving the radial arrangement of adjusting ring (16) sets the coating (22) of a reduction noise and wearing and tearing, the spring part that surface bearing one is connected with operating separation of clutch on it (18).
2. press the segregating unit of claim 1, it is characterized by: sliding element (21) is made up of high strength and wear-resisting plastics, and be designed to make separately, can be fixed on the annex adjusted on the ring (16) or be formed in the sliding element of adjusting on the ring (16) (21) by injection moulding.
3. by the segregating unit of claim 1, it is characterized by: the coating (22) of the annular flange (17) of adjustment ring (16) is made of the independent annex of thrust button form.
4. by the segregating unit of claim 3, it is characterized by: thrust button is made of high strength and wear-resisting plastics, pottery or cemented carbide.
5. by the segregating unit of claim 1, it is characterized by: the coating of adjusting ring (16) annular flange (17) is made of a plastics thrust button that is formed on the annular flange (17) by injection moulding.
6. by each segregating unit of claim 4 and 5, it is characterized by: the plastic coating (22) that reduces noise and wearing and tearing at least with the contact area of spring part (18) in have a microstructure that is shaped, this microstructure can plastify under the load that acts on by spring part (18).
7. by each segregating unit of aforesaid right requirement, it is characterized by: the sliding element (21) that is designed to spherical section form of adjusting ring (16) constitutes at annular flange (17) goes up independent annex, and is made by plastics such as thermosetting plastics, heat-thermosetting plastics or pottery.
8. by each segregating unit of claim 2 to 7, it is characterized by: selected plastics are thermoplastic or other resistant to elevated temperatures thermoplastics of base with resistant to elevated temperatures polyamide especially, as PAEK (PAEK).
9. press the segregating unit of claim 8, it is characterized by: the polyamide of especially selecting polyamide 46 (PA46) or partially aromatic in the polyamide scope, as polyphtalamide (PPA) or poly-hexamethylene terephthalamide (PA6T) or they and poly-6I hexamethylene isoterephalamide (PA6T/6l) and/or polyhexamethylene adipamide (PA6t/66, PA6T/6l/66) or the copolymer of poly-paraphenylene terephthalamide's methylpent diamines (PA6T/MPMDT) add the additive that reduces friction and wear and improve intensity.
10. press the segregating unit of claim 9, it is characterized by: the selection weight percentage is 1 to 40% carbon fiber and/or aramide-fibre, especially weight percentage is 20 to 30% carbon fiber, weight percentage is 1 to 15% aramide-fibre, and solid lubricant, as weight percentage 1 to 5% molybdenum disulfide, add or alternative weight percentage is 1 to 10% graphite, add or alternative anti-friction agent, it as weight percentage 1 to 30% polytetrafluoroethylene (PTFE), especially weight percentage is 5 to 15% PTFE composition, add or alternative weight percentage is 1 to 30%, especially 1 to 15% Polyphenylene Sulfone (PPSO2, Ceramer ) is as additive.
11. each the segregating unit by claim 1 to 10 is characterized by: sliding element (21) and plastic coating (22) are formed in to adjust by injection moulding in one procedure and encircle on (16).
12. by the segregating unit of claim 11, it is characterized by: sliding element (21) and coating (22) mutual material constitutes one in combination.
13. each the segregating unit by claim 1 to 12 is characterized by: a sliding element (21 of making separately; 32,33,37,42,46) and/or an attachment typed coating of making separately with adjust the sealed and/or material of ring (16) shape and be connected with merging.
14. each the segregating unit by the aforesaid right requirement is characterized by: the attachment typed sliding element of making (46) and/or material sealed with bearing inner ring (9) shape is connected with merging separately.
15. segregating unit by claim 13, it is characterized by: adjust ring (16) and have groove (23), indent (24), breach (27) and/or groove (28), be used for fixing sliding element (21) and/or the coating (22) of the part that is shaped as annex or with injection moulding.
16. by the segregating unit of claim 15, it is characterized by: groove (28) is with respect to the cell wall radial arrangement of center with parallel distribution.
17. the segregating unit by claim 1 is characterized by: sliding element (21) is gone up in its sphere cuts shape part (20) at adjustment ring (16) at least and is constituted by N-C hard material coating.
18. the segregating unit by claim 1 or 17 is characterized by: adjust the coating (22) of ring (16) annular flange (17) and/or the coating (44) of other friction pairs (sphere cuts shape part 19,20) and constitute by N-C hard material coating.
19. by the segregating unit of claim 17 and 18, it is characterized by: N-C hard material coating is made of DLC coating (the similar adamantine carbon of DLC=).
20. by each segregating unit of claim 17 and 18, it is characterized by: N-C hard material coating is made of the hydrocarbon material layer of tungstenic composition.
21. each the segregating unit by claim 17 and 18 is characterized by: N-C hard material coating is made of titanium-niobium nitride layer or titanium-oxynitriding niobium layer.
22. by each segregating unit of claim 17 and 18, it is characterized by: the material that N-C hard material coating is made up of not hydrogeneous tetrahedral carbon constitutes.
23. by each segregating unit of claim 17 and 18, it is characterized by: N-C hard material coating comprises chromium nitride layer, inserts the nano-dispersed agent of being made up of chromium carbide (CrC) in its inside.
24. each the segregating unit by claim 17 and 18 is characterized by: N-C hard material coating comprise a laminated coating of forming by W-C:H (the hydrocarbon material layer of tungstenic composition) and at least one by the hydrocarbon of a-C:H type form layer.
25. by each segregating unit of claim 17 and 18, it is characterized by: N-C hard material coating constitutes super nitride layer.
26. by each segregating unit of aforesaid right requirement, it is characterized by: N-C hard material coating is coated at least one working surface of at least one surface of contact and/or segregating unit with the thickness that is less than or equal to 0.015mm.
27. each the segregating unit by the aforesaid right requirement is characterized by: N-C hard material coating applies or laser beam by means of plasma surface, preferred pulse formula operation ground, be coated in release bearing one member on frayed contact area.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004050871 | 2004-10-18 | ||
| DE102004050871.2 | 2004-10-18 | ||
| DE102004062586.7 | 2004-12-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1763395A true CN1763395A (en) | 2006-04-26 |
| CN100559038C CN100559038C (en) | 2009-11-11 |
Family
ID=36747671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101086763A Expired - Fee Related CN100559038C (en) | 2004-10-18 | 2005-10-18 | The segregating unit that is used for the operating separation of clutch on the automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100559038C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102597563A (en) * | 2009-10-29 | 2012-07-18 | 舍弗勒技术股份两合公司 | Actuating device for actuating clutch devices |
| CN102705486A (en) * | 2011-03-28 | 2012-10-03 | Ntn-Snr轴承股份有限公司 | Mounting of a throw-out bearing on a shaft of an automobile gearbox |
| CN104863985A (en) * | 2012-05-28 | 2015-08-26 | 杜占强 | Clutch control device for electronically controlled automatic gear shifting system of vehicle manual transmission |
| CN105387095A (en) * | 2015-12-09 | 2016-03-09 | 无锡民联轴承制造有限公司 | Dry-type double-clutch combined release bearing |
| CN105822671A (en) * | 2015-01-23 | 2016-08-03 | 斯凯孚公司 | Rolling bearing comprising wear ring and related manufacture method |
| CN106286629A (en) * | 2015-06-02 | 2017-01-04 | 舍弗勒技术股份两合公司 | clutch system and clutch release bearing assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2961280B1 (en) * | 2010-06-09 | 2014-01-10 | Skf Ab | CLUTCH FASTENING DEVICE COMPRISING A WEAR RING. |
| FR2961281B1 (en) * | 2010-06-09 | 2013-02-22 | Skf Ab | CLUTCH FASTENING DEVICE COMPRISING A WEAR RING. |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE4302780C2 (en) * | 1992-02-18 | 2002-11-28 | Luk Lamellen & Kupplungsbau | Coupling piece for a release system for drawn friction clutches |
| CN1103140A (en) * | 1993-09-13 | 1995-05-31 | 卢克摩擦片和离合器有限公司 | Seperating apparatus |
| DE10114846A1 (en) * | 2001-03-24 | 2002-10-02 | Ina Schaeffler Kg | Self-adjusting clutch release bearing |
| DE10124663A1 (en) * | 2001-05-18 | 2002-11-21 | Ina Schaeffler Kg | Self-adjusting bearing for a separation coupling in motor vehicles, consists of an angled shoulder roller bearing with a rigid ring, a surrounding ring, and intermediate rollers |
-
2005
- 2005-10-18 CN CNB2005101086763A patent/CN100559038C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102597563A (en) * | 2009-10-29 | 2012-07-18 | 舍弗勒技术股份两合公司 | Actuating device for actuating clutch devices |
| CN102705486A (en) * | 2011-03-28 | 2012-10-03 | Ntn-Snr轴承股份有限公司 | Mounting of a throw-out bearing on a shaft of an automobile gearbox |
| CN104863985A (en) * | 2012-05-28 | 2015-08-26 | 杜占强 | Clutch control device for electronically controlled automatic gear shifting system of vehicle manual transmission |
| CN104863985B (en) * | 2012-05-28 | 2017-10-03 | 杜占强 | The automatically controlled clutch control device with fast shifting system of manual gear of vehicle |
| CN105822671A (en) * | 2015-01-23 | 2016-08-03 | 斯凯孚公司 | Rolling bearing comprising wear ring and related manufacture method |
| CN113738763A (en) * | 2015-01-23 | 2021-12-03 | 斯凯孚公司 | Rolling bearing comprising anti-wear rings and associated manufacturing method |
| CN106286629A (en) * | 2015-06-02 | 2017-01-04 | 舍弗勒技术股份两合公司 | clutch system and clutch release bearing assembly |
| CN105387095A (en) * | 2015-12-09 | 2016-03-09 | 无锡民联轴承制造有限公司 | Dry-type double-clutch combined release bearing |
| CN111433474A (en) * | 2017-12-07 | 2020-07-17 | 舍弗勒技术股份两合公司 | Sealed rolling bearing and method for operating a rolling bearing |
| CN109724232A (en) * | 2019-02-20 | 2019-05-07 | 珠海格力电器股份有限公司 | Air conditioner housing, the method for manufacturing technology of air conditioner housing and air conditioner |
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| CN100559038C (en) | 2009-11-11 |
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