WO2015131893A1 - Procédé servant à assembler un système d'actionnement servant à ouvrir et/ou à fermer un système d'accouplement d'un véhicule automobile - Google Patents

Procédé servant à assembler un système d'actionnement servant à ouvrir et/ou à fermer un système d'accouplement d'un véhicule automobile Download PDF

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Publication number
WO2015131893A1
WO2015131893A1 PCT/DE2015/200087 DE2015200087W WO2015131893A1 WO 2015131893 A1 WO2015131893 A1 WO 2015131893A1 DE 2015200087 W DE2015200087 W DE 2015200087W WO 2015131893 A1 WO2015131893 A1 WO 2015131893A1
Authority
WO
WIPO (PCT)
Prior art keywords
slave cylinder
actuating
bearing ring
receptacle
bearing
Prior art date
Application number
PCT/DE2015/200087
Other languages
German (de)
English (en)
Inventor
Raphael KLIMA
Peter Scholz
Jan Sakschewski
Original Assignee
Schaeffler Technologies AG & Co. KG
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
Application filed by Schaeffler Technologies AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Priority to DE112015001093.9T priority Critical patent/DE112015001093A5/de
Priority to CN201580011833.0A priority patent/CN106068395B/zh
Publication of WO2015131893A1 publication Critical patent/WO2015131893A1/fr

Links

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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D25/082—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation
    • F16D25/083—Actuators therefor
    • 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
    • F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction 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
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
    • F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
    • 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/12—Details not specific to one of the before-mentioned types
    • 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

Definitions

  • the present invention relates to a method for assembling an actuating system for opening and / or closing a clutch, in particular for coupling a drive shaft of a motor vehicle engine with at least one transmission input shaft of a motor vehicle transmission of a motor vehicle.
  • an actuating piston can be disengaged and / or engaged by the actuating system in order to actuate the clutch.
  • an actuating system for a friction clutch of a motor vehicle in which a slave cylinder which can be acted upon by a pressure is provided for disengaging an actuating piston.
  • a spiral spring is connected to move the actuating piston in a defined starting position.
  • an actuating bearing is connected, which engages a co-rotating, configured as a plate spring actuator for actuating the friction clutch.
  • a release system for actuating a clutch being provided as rotation of a stationary bearing ring of the engagement bearing, optionally via an additional mounting ring, and for supporting induced via the engagement bearing drag moments at least one coil spring.
  • the present invention has the object, at least partially to solve the disadvantages known from the prior art and in particular to propose a method that simplifies the installation of an actuating system.
  • the invention relates to a method for assembling an actuating system for opening and / or closing a clutch; in particular for coupling a drive shaft of a Motor vehicle engine having at least one transmission input shaft of a motor vehicle transmission, wherein the actuating system comprises a slave cylinder for disengaging and / or engaging a clutch actuated actuating piston, and coupled to the actuating piston actuator bearing for displacing a relative to the slave cylinder rotatable actuator for actuating the clutch and a coil spring which engages on a bearing ring of the actuating bearing associated with the actuating piston and on the slave cylinder for the removal of drag torques which are transmitted from the bearing ring to the slave cylinder, comprising at least the following steps:
  • the bearing ring here is a mounting ring which cooperates in the installed state of the slave cylinder with a bearing inner ring of the actuating bearing.
  • the coil spring is then connected via the first end to the mounting ring.
  • the mounting ring thus forms a pre-assembly unit with the slave cylinder and acts as a transport lock for the slave cylinder with actuating piston arranged therein.
  • a pressure can be applied hydraulically or pneumatically in the slave cylinder of the actuation system, so that an actuation piston is disengaged against the spring force of an actuation element (eg, a diaphragm spring).
  • the actuating piston can act on the actuator via the actuating bearing.
  • the actuating bearing can engage a radially inner end of the actuating element and the actuating element by a change of Tilt conicity of the actuating element about a pivot point extending in the circumferential direction.
  • the actuating element can axially displace a pressure plate of a friction clutch to frictionally press a clutch disk between the pressure plate and a counterplate of the friction clutch and thereby close the friction clutch and / or open the friction clutch.
  • the actuating element can co-rotate with the speed of the pressure plate and the counter plate, so that the actuating element, in particular when closing the friction clutch, can act on the actuating bearing with a correspondingly high load. As a result, correspondingly high drag torques can occur in the actuating bearing.
  • the actuating piston can also perform a rotational movement in the slave cylinder independently of the bearing ring.
  • an actuating system is proposed in which drag torques are reduced by means of a spiral spring.
  • the coil spring is connected to a bearing ring and the slave cylinder.
  • the power flow in the removal of drag torque introduced into the actuating bearing can extend from the first bearing ring via the spiral course of the spiral spring along the spiral longitudinal extent of a spring wire of the spiral spring to the stop surface on the receptacle.
  • the spiral spring can be subjected to torsion, wherein essentially compressive forces in the longitudinal direction prevail within the cross section of the spring wire.
  • the actuating piston can be retained in the slave cylinder in a captive manner by the actuating bearing connected to the slave cylinder via the spiral spring.
  • the spiral spring can fulfill not only the function of removing drag torques of the actuating bearing but also the function of a transport safety device.
  • the slave cylinder may, in particular, have an annularly closed cylinder chamber for receiving the actuating piston, which is arranged substantially concentrically with respect to a rotational axis of the clutch so that the slave cylinder can be designed as a CSC ("concentric slave cylinder") Dual clutch configured and in particular has two nested piston-cylinder units to actuate a first clutch or a second clutch, as described for example in EP 1 524 446 A1, the content of which is hereby incorporated by reference as part of the invention.
  • the actuating bearing is designed in particular as a rolling bearing, in which an outer ring via rolling elements, in particular bearing balls, is rotatably supported relative to an inner ring.
  • the coil spring is frictionally secured, for example by a clamping connection, to the bearing ring.
  • the coil spring (additionally) form-fitting, z. B. by forming an undercut with the bearing ring to be connected to the bearing ring.
  • At least one support region is arranged on the outer circumferential surface, on which the spiral spring is supported in the axial direction.
  • the at least one support region relative to the receptacle is arranged substantially on an opposite side of the slave cylinder. But there are also other positions on the slave cylinder possible.
  • the at least one support area prevents tilting of the bearing ring on the first end face.
  • the second end extends outward in a radial direction.
  • the second end extends inward in the radial direction.
  • the receptacle has a pin which extends at a distance from the outer peripheral surface along the axial direction, so that the spiral spring can be arranged with the second end between the outer circumferential surface and the pin
  • the receptacle in the circumferential direction on a stop surface, so that the second end between pin and stop surface can be arranged.
  • steps d) to g) are automated.
  • Automated means that the steps of the procedure are performed exclusively by machines (and in particular without human control). In particular, it is possible to perform fixed movements here, without the movements being monitored by sensors and / or influenced by sensor signals.
  • steps c) to g) and preferably steps a) to g) are automated.
  • the spiral spring is a tension spring.
  • Tension spring means that the spiral spring is loaded to train.
  • the clutch is a friction clutch for frictional coupling of the drive shaft with the at least one transmission input shaft and an actuating element configured in particular as a plate spring for opening and / or closing the friction clutch and with an actuation system assembled according to the invention.
  • FIGS. show particularly preferred embodiments, to which the invention is not limited.
  • the figures and in particular the illustrated proportions are only schematic.
  • Like reference numerals designate like objects. Show it: a perspective view of the second assembly and the method according to step b);
  • FIG. 2 shows a perspective view of the first assembly and the method according to FIG
  • step c shows a first perspective view of the actuation system and the method according to step c); 4 shows a second perspective view of the actuation system and the method according to step d);
  • Fig. 5 is a third perspective view of the actuation system and the method during step e);
  • Fig. 6 is a fourth perspective view of the actuation system and the method during step g);
  • Fig. 7 is a fifth perspective view of the actuation system and the method of step g).
  • FIG. 8 shows a detailed view of the receptacle from the second end face.
  • Fig. 1 shows a perspective view of the second assembly 8 and the method according to step b).
  • the second subassembly 8 comprises the slave cylinder 2 with a first end side 9 on the clutch side and a second end face 10 on the transmission side, the slave cylinder 2 having on an outer peripheral surface 11 a receptacle 12 for the second end 7 of the spiral spring 3.
  • Fig. 2 shows a perspective view of the first assembly 5 and the method according to step a).
  • the first assembly 5 consists of the bearing ring 4 and the coil spring 3, which has a first end 6 and a second end 7.
  • the first end 6 and the second end 7 of the coil spring 3 each extend in the radial direction 16.
  • the bearing ring 4 is rotatably connected to the first end 6.
  • the bearing ring 4 has a support 20 for the coil spring 3.
  • the coil spring 20 is fixed on the bearing ring 4.
  • the coil spring 3 has here 1, 5 turns. In such an embodiment, the coil spring 3 is not fixed.
  • Fig. 3 shows a first perspective view of the actuating system 1 and the method according to step c).
  • the bearing ring 4 of the first assembly 5 is arranged on the first end face 9 of the slave cylinder 2.
  • the spiral spring 3 with the second end 7 extends in the circumferential direction 13 about the outer peripheral surface 1 1 of the slave cylinder 2.
  • Fig. 4 shows a second perspective view of the actuating system 1 and the method according to step d).
  • step d) the second end 7 of the coil spring 3 is bent towards the second end face 10 (see arrow), so that the spiral spring 3 with its second end 7 in the following step e), due to a rotation of bearing ring 4 and slave cylinder 2 to each other, can be advanced in a circumferential direction 13 on the receptacle 12, so that the receptacle 12 is arranged in an axial direction 14 between the second end 7 and the first end face 9 (see FIG. 5).
  • Fig. 5 shows a third perspective view of the actuating system 1 and the method during step e).
  • bearing ring 4 and slave cylinder 2 are rotated to each other (see arrows in the circumferential direction 13) that the second end 7 is advanced in a circumferential direction 13 on the receptacle 12 and the receptacle 12 in an axial direction 14 between the second end 7 and the first end page. 9 is arranged.
  • Fig. 6 shows a fourth perspective view of the actuating system 1 and the method during step g).
  • the second end 7 has already been relieved (step f), so that the coil spring 3 designed as a tension spring 19 rests in the axial direction 14, in particular on the support region 15 or on the receptacle 12.
  • step g) the bearing ring 4 is rotated back relative to the slave cylinder 2 (see arrows in the circumferential direction 13) until the second end 7 engages in the receptacle 12 (see FIG. 7).
  • Fig. 7 shows a fifth perspective view of the actuating system 1 and the method of step g).
  • the bearing ring 4 has been turned back relative to the slave cylinder 2 until the second end 7 is engaged in the receptacle 12.
  • the at least one support region 15 is arranged opposite the receptacle 12 essentially on an opposite side of the slave cylinder 2.
  • 8 shows a detailed view of the receptacle 12 from the second end face 10.
  • the receptacle 12 has a pin 17 which extends at a distance from the outer circumferential face 1 1 along the axial direction 14, so that the spiral spring 3 with the second end 7 between the outer peripheral surface 1 1 and the pin 17 can be arranged.
  • the receptacle 12 in the circumferential direction 13 on a stop surface 18, so that the second end 7 between pin 17 and stop surface 18 can be arranged.
  • a transport lock for the slave cylinder 2 with actuating piston arranged therein is realized in this way as well.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Operated Clutches (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

Abstract

L'invention concerne un procédé servant à assembler un système d'actionnement servant à ouvrir et/ou à fermer un système d'accouplement, servant en particulier à accoupler un arbre d'entraînement d'un moteur de véhicule automobile à au moins un arbre d'entrée de boîte de vitesses d'une boîte de vitesses de véhicule automobile. Le système d'actionnement comporte un cylindre récepteur servant à débrayer et/ou à embrayer un piston d'actionnement actionnant le système d'accouplement, ainsi qu'un palier d'actionnement couplé au piston d'actionnement, servant à déplacer un élément d'actionnement, pouvant tourner par rapport au cylindre récepteur, afin d'actionner le système d'accouplement, et un ressort hélicoïdal, qui vient en prise au niveau d'une bague formant palier, associée au piston d'actionnement, du palier d'actionnement et au niveau du cylindre récepteur afin d'éliminer des moments de traînée, qui sont transmis de la bague formant palier au cylindre récepteur. Le procédé selon l'invention comprend au moins les étapes qui suivent consistant à : a) fournir un premier ensemble constitué de la bague formant palier et du ressort hélicoïdal, qui comporte une première extrémité et une deuxième extrémité, la bague formant palier étant reliée de manière solidaire en rotation à la première extrémité ; b) fournir un deuxième ensemble comprenant au moins le cylindre récepteur pourvu d'un premier côté frontal côté système d'accouplement et d'un deuxième côté frontal côté boîte de vitesses, le cylindre récepteur comportant, au niveau d'une surface périphérique extérieure, un logement pour la deuxième extrémité ; c) disposer la bague formant palier au niveau du premier côté frontal ; d) plier la deuxième extrémité du ressort hélicoïdal en direction du deuxième côté frontal ; e) tourner la bague formant palier et le cylindre récepteur l'un par rapport à l'autre de manière à avancer la deuxième extrémité au niveau du logement dans une direction périphérique et de manière à disposer le logement dans une direction axiale entre la deuxième extrémité et le premier côté frontal ; f) décharger la deuxième extrémité ; g) ramener par rotation la bague formant palier, par rapport au cylindre récepteur, jusqu'à la deuxième extrémité par enclenchement dans le logement.
PCT/DE2015/200087 2014-03-05 2015-02-20 Procédé servant à assembler un système d'actionnement servant à ouvrir et/ou à fermer un système d'accouplement d'un véhicule automobile WO2015131893A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112015001093.9T DE112015001093A5 (de) 2014-03-05 2015-02-20 Verfahren zum Zusammenbau eines Betätigungssystems zum Öffnen und/oder Schließen einer Kupplung eines Kraftfahrzeugs
CN201580011833.0A CN106068395B (zh) 2014-03-05 2015-02-20 用于组装打开和/或闭合机动车的离合器用的操作系统的方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102014203966.5 2014-03-05
DE102014203966 2014-03-05
DE102014226583 2014-12-19
DE102014226583.5 2014-12-19

Publications (1)

Publication Number Publication Date
WO2015131893A1 true WO2015131893A1 (fr) 2015-09-11

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Application Number Title Priority Date Filing Date
PCT/DE2015/200087 WO2015131893A1 (fr) 2014-03-05 2015-02-20 Procédé servant à assembler un système d'actionnement servant à ouvrir et/ou à fermer un système d'accouplement d'un véhicule automobile

Country Status (3)

Country Link
CN (1) CN106068395B (fr)
DE (2) DE102015202324A1 (fr)
WO (1) WO2015131893A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019101446A1 (de) * 2019-01-21 2020-07-23 Schaeffler Technologies AG & Co. KG Nehmerzylinder mit Mitnehmerscheibe mit sich in Umfangsrichtung änderndem Höhenprofil; Betätigungseinrichtung sowie Kupplungssystem

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4100950A1 (de) * 1991-01-15 1992-07-16 Kugelfischer G Schaefer & Co Hydraulische kupplungsbetaetigungseinrichtung
EP1524446A1 (fr) 2003-10-17 2005-04-20 LuK Lamellen und Kupplungsbau Beteiligungs KG Dispositif d'embrayage.
DE102010022750A1 (de) * 2009-06-25 2010-12-30 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Ausrücker
CN202012584U (zh) * 2011-04-19 2011-10-19 常州光洋轴承股份有限公司 机动车用自调心液压离合器分离轴承总成
DE102012207876A1 (de) * 2011-05-13 2012-11-15 Schaeffler Technologies AG & Co. KG Hydraulisch betätigter Kupplungsausrücker mit mehrteiligem Gehäuse
DE102012212309A1 (de) 2011-08-05 2013-02-07 Schaeffler Technologies AG & Co. KG Ausrücksystem
DE102013213384A1 (de) 2012-07-11 2014-01-16 Schaeffler Technologies AG & Co. KG Ausrücksystem für eine Reibkupplung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012212292A1 (de) * 2011-08-05 2013-02-07 Schaeffler Technologies AG & Co. KG Ausrücksystem

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4100950A1 (de) * 1991-01-15 1992-07-16 Kugelfischer G Schaefer & Co Hydraulische kupplungsbetaetigungseinrichtung
EP1524446A1 (fr) 2003-10-17 2005-04-20 LuK Lamellen und Kupplungsbau Beteiligungs KG Dispositif d'embrayage.
DE102010022750A1 (de) * 2009-06-25 2010-12-30 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Ausrücker
CN202012584U (zh) * 2011-04-19 2011-10-19 常州光洋轴承股份有限公司 机动车用自调心液压离合器分离轴承总成
DE102012207876A1 (de) * 2011-05-13 2012-11-15 Schaeffler Technologies AG & Co. KG Hydraulisch betätigter Kupplungsausrücker mit mehrteiligem Gehäuse
DE102012212309A1 (de) 2011-08-05 2013-02-07 Schaeffler Technologies AG & Co. KG Ausrücksystem
DE102013213384A1 (de) 2012-07-11 2014-01-16 Schaeffler Technologies AG & Co. KG Ausrücksystem für eine Reibkupplung

Also Published As

Publication number Publication date
CN106068395B (zh) 2019-04-23
CN106068395A (zh) 2016-11-02
DE112015001093A5 (de) 2017-02-16
DE102015202324A1 (de) 2015-09-10

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