WO2014131412A1 - Dispositif actionneur et procédé pour sa production - Google Patents

Dispositif actionneur et procédé pour sa production Download PDF

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Publication number
WO2014131412A1
WO2014131412A1 PCT/DE2014/200041 DE2014200041W WO2014131412A1 WO 2014131412 A1 WO2014131412 A1 WO 2014131412A1 DE 2014200041 W DE2014200041 W DE 2014200041W WO 2014131412 A1 WO2014131412 A1 WO 2014131412A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
sleeve part
end stop
actuator device
functional
Prior art date
Application number
PCT/DE2014/200041
Other languages
German (de)
English (en)
Inventor
Dominik Weis
Dominik HÖLL
Original Assignee
Schaeffler Technologies Gmbh & 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 Gmbh & Co. Kg filed Critical Schaeffler Technologies Gmbh & Co. Kg
Priority to DE112014001054.5T priority Critical patent/DE112014001054A5/de
Publication of WO2014131412A1 publication Critical patent/WO2014131412A1/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
    • 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
    • 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
    • F16D28/00—Electrically-actuated clutches
    • 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
    • F16D2023/123—Clutch actuation by cams, ramps or ball-screw mechanisms

Definitions

  • the invention relates to an actuator device for the displacement of two functional components against each other, in particular an electrically operated, arranged around a rotational axis of a clutch device Kupplungsaktor, and a method for their preparation for actuating a friction clutch with a housing having a first end stop, a recorded in the housing function module and a second, a predetermined axial clearance between the housing and the function module adjusting second end stop.
  • Generic actuator devices are used in particular in motor vehicles for
  • an actuator device for actuating a clutch device of a motor vehicle wherein the actuator device is arranged around a transmission input shaft of a transmission.
  • a functional assembly in the form of a ball screw gear converts a rotary motion of an electric motor into an axial movement for actuating the clutch device.
  • German patent application no. 10 2012 206 449.9 a further developed, similar actuator device is known, in which the functional module is accommodated in a housing.
  • a functional component arranged between an end stop of the housing on an inner peripheral surface of the functional assembly in the form of a cooperating with a ball screw form spring with a predetermined, precisely adjusted axial play.
  • This axial clearance is set independently of component tolerances of the housing and the functional assembly by a sleeve member is connected at a predetermined position with the housing, for example screwed and deviating from the predetermined axial gap occurring oversize or undersize by shims different thickness, so-called shims is compensated.
  • the object of the invention is therefore to simplify a generic actuator unit and its method of production.
  • the object is solved by the subject matter of claim 1 and the features of the method according to claim 8.
  • the claims subordinate to these claims give advantageous embodiments again.
  • the proposed actuator device serves the displacement of two functional components against each other, for example in motor vehicles.
  • Such an actuator device can be operated electrically by means of an electric motor.
  • the electric motor may be arranged radially outside or radially inside or axially adjacent to the housing.
  • a functional assembly of the actuator unit may be a transmission, for example a gear which converts a rotational movement into an axial movement and / or a transmission gear.
  • a rotational movement of a rotor of an electric motor is converted into an axial movement, for example, to actuate a clutch device such as friction clutch or clutch, for example, between an internal combustion engine and a transmission, an electric machine and a transmission and / or between an internal combustion engine and an electric machine.
  • actuator device in the form of switching actuators such as shift or selector motors, for example, speed change gearshifted, brakes, stabilizer and the like of motor vehicles are operated.
  • switching actuators such as shift or selector motors, for example, speed change gearshifted, brakes, stabilizer and the like of motor vehicles are operated.
  • Clutch actuator are provided for actuating a friction clutch.
  • the actuator unit can have a hydraulic, pneumatic or hydrostatic drive, wherein a pressure supply can be provided via corresponding supply lines.
  • the actuator unit may be a so-called hydrostatic actuator in which an electric motor drives a master cylinder.
  • Such a hydrostatic actuator may further include a gear, for example a planetary gear train between the electric motor and the master cylinder.
  • the actuator unit is housed in a housing.
  • the driving electric motor may be integrated or formed separately therefrom.
  • the housing may integrally include a first end stop for a function assembly.
  • the housing may be formed of sheet metal or multi-part tool falling.
  • the first end stop can be designed as a separate component formed by an inner space against a stop of the housing as radially inwardly extended ring board, so that each separate materials can be used for housing and first end stop or the housing can be made easier.
  • a functional assembly which may be, for example, said ball screw transmissions, planetary roller gears, master cylinders, and / or other transmissions, torsional vibration dampers, torque transmitting devices, and / or the like selected for operation of the actuator unit.
  • the functional module is received by means of at least one functional component between the first and a second end stop with predetermined, for example, calibrated axial play.
  • the predetermined axial clearance without additional tolerances balancing components such as shims (shims) is set by the second end stop is welded by means of a displaceable in the housing sleeve part.
  • a housing and sleeve part connecting welding connection can be circumferentially, segment- o- punctiform.
  • a circumferential tight weld has proven to be particularly advantageous if it is also intended to provide a seal between the sleeve part and the housing.
  • a plurality of welding spots or welding segments distributed over the circumference are preferably provided, so that a higher cycle rate in the production can be achieved.
  • laser welding methods can be used particularly advantageously.
  • other welding methods or other sufficiently accurate and provided with sufficient strength positive locking methods such as caulking and the like may be provided.
  • the sleeve part engages over the housing axially. This means that with adjusted axial clearance, the sleeve part protrudes beyond the housing.
  • a simple welding of the sleeve part and the housing can be done by the weld between the outer periphery of the sleeve part and an end face of the housing is formed.
  • flush with the housing sleeve can be done on both sides end-side welding with correspondingly small tolerance deviations of the axial play.
  • the sleeve part may be formed as a simple ring part such as pipe section and the like. Furthermore, the sleeve part may have a radially inwardly extended ring board, for example, to achieve a higher strength. Furthermore, the sleeve part can serve as a scraper against an axially displaced to the housing component.
  • a radially displaced component may be a spindle, a cantilever, an actuating finger or the like.
  • the functional assembly may be formed as a ball screw with a form of a spindle forming spring.
  • the predetermined axial clearance between the end stops and the form of spring is formed to allow, for example, a possible tension-free engagement of the spindle as ball screw in the form of spring, which serves as a kind of spindle nut here.
  • the required axial clearance is determined here, for example, by winding turns of the shaped spring and the end stops are placed on block and then the end stop and the sleeve part are shifted back to the required axial play.
  • the second end stop can serve as a seal and be designed as a separate component to the sleeve part.
  • the second end stop and the sleeve part can be integrally connected to each other.
  • a first end stop is attached to a housing of the actuator device, and at least one functional component of a functional module is inserted flush into the housing on an inner peripheral surface of the housing. Thereafter, a relative to a central axis of the inner peripheral surface axially displaceable second end stop and a sleeve part are introduced into the housing, the two end stops and the functional component biased backlash and the sleeve part shifted back to the predetermined axial play and materially connected by a welding process with the housing.
  • the housing can be firmly received in a mounting device and adjusted by means of a spacer device integrated in the mounting device, a position corresponding to the axial distance of the sleeve part by means of the spacer and held until welding.
  • the invention will be explained in more detail with reference to the embodiment shown in the single figure.
  • This shows a part of a longitudinal section through an actuator device. Further construction and function can, for example, be found in detail in DE 10 2012 207 321 A1 and in German patent application no. 10 2012 222 988.1, which is not prepublished and which is hereby fully incorporated in the disclosure of the present application.
  • the single FIGURE shows the actuator device 1 with the housing 2, in which the functional assembly 3, here the ball screw 4, is added.
  • the housing 2 has at a front end of the ring board 5, which serves as a stop for the first end stop 6. Ringboard 5 and first end stop 6 may be integrally formed.
  • the functional component 7 of the functional assembly 3, here the shaped spring 8, is inserted on the end stop 6 and on the inner circumferential surface 9 of the housing 2.
  • the form of spring 8 serves as a spindle nut, in which by means of the balls 10 a, the ball screw 10 of the ball screw 4 engages.
  • an electric motor not shown, depending on the direction of rotation of the electric motor, an axial displacement of the housing 2 and ball screw 10 with a shortening or lengthening of the length of the actuator device 1, so that depending on the definition of housing 2 or ball screw 10, the effect of an axial actuation of a functional component, not shown, relative to a fixed component.
  • the means of the roller bearing 1 1 axially fixedly received ball screw 10 is rotationally driven by an electric motor and the housing 2 rotatably coupled, so that this moves axially.
  • a coupling device is actuated.
  • the second end stop 14 limits the axial length of the functional component 7 below
  • the sleeve member 15 is welded to the axial boundary of the second end stop 14 while maintaining and adjusting the axial clearance s at a pre-established position with the housing 2 by means of the welded joint 16.
  • the setting of this position to form the axial clearance s is done by successively first end stop 6, the functional assembly 3 with the functional component 7, the second end stop 14 and the sleeve member 15 are introduced into the housing 2. Subsequently, end stops 6, 14, the functional component 7 and the sleeve part 15 are biased against the housing 2, for example, with a predetermined force.
  • the sleeve member 15 is rearranged to the predetermined axial clearance s from the housing 2 and connected at this position by means of the welded joint 16.
  • the welded joint 16 preferably has a circumferential weld seam. Alternatively, a plurality of welding spots distributed over the circumference or welding areas extending over a limited circumference may be provided.
  • the welded connection 16 is preferably effected by means of a laser welding method between the outer circumference 17 of the sleeve part 15 and the end face 18 of the housing 2.
  • the housing 2 can be introduced into a corresponding mounting device which axially biases the functional assembly 3 or the sleeve part 15 against the housing 2 by means of an integrated spacer device and displaces the sleeve part 15 again with adjustment of the axial play s.
  • the mounting device has, for example, an annular punch for applying a predetermined force to the sleeve part and a displacement measuring device for the defined rearward displacement of the sleeve part 15.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transmission Devices (AREA)

Abstract

L'invention concerne un dispositif actionneur, pour le déplacement de deux éléments fonctionnels l'un vers l'autre, en particulier d'actionneurs d'embrayage fonctionnant électriquement, disposés autour d'un axe de rotation d'un dispositif d'embrayage, ainsi qu'un procédé pour sa production, pour l'actionnement d'un embrayage à friction, comprenant un carter présentant une première butée de fin de course, un ensemble fonctionnel logé dans le carter, et une seconde butée de fin de course, réglant un jeu axial prédéterminé entre le carter et l'ensemble fonctionnel. Dans le but de pouvoir disposer de composants simples, et d'un procédé simplifié, la seconde butée de fin de course est réglée, au moyen d'un élément de manchon déplaçable dans le carter et, après réglage du jeu axial prédéterminé, soudé avec le carter.
PCT/DE2014/200041 2013-02-28 2014-02-04 Dispositif actionneur et procédé pour sa production WO2014131412A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112014001054.5T DE112014001054A5 (de) 2013-02-28 2014-02-04 Aktoreinrichtung und Verfahren zu deren Herstellung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013203327 2013-02-28
DE102013203327.3 2013-02-28

Publications (1)

Publication Number Publication Date
WO2014131412A1 true WO2014131412A1 (fr) 2014-09-04

Family

ID=50382173

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2014/200041 WO2014131412A1 (fr) 2013-02-28 2014-02-04 Dispositif actionneur et procédé pour sa production

Country Status (2)

Country Link
DE (2) DE102014201916A1 (fr)
WO (1) WO2014131412A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014225786B3 (de) * 2014-12-15 2016-02-18 Schaeffler Technologies AG & Co. KG Betätigungsvorrichtung für eine Reibungskupplung
DE102015201310A1 (de) * 2015-01-27 2016-07-28 Schaeffler Technologies AG & Co. KG Axiale Bauteilsicherung für Wellen und Spindeln mittels formschlüssig montiertem Runddraht-Sprengring
WO2016165852A1 (fr) * 2015-04-14 2016-10-20 Magna powertrain gmbh & co kg Dispositif de transmission de couple

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189244A2 (fr) * 1985-01-17 1986-07-30 LUCAS INDUSTRIES public limited company Assemblage par bride pour maître-cylindres
US6289790B1 (en) * 1998-06-09 2001-09-18 Valeo Clutch hydraulic control device, in particular for motor car
DE10337629A1 (de) * 2002-08-23 2004-03-04 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Antrieb
DE102009042224A1 (de) * 2008-10-16 2010-04-22 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Doppelkupplung
DE102011102301A1 (de) * 2010-05-31 2011-12-01 Schaeffler Technologies Gmbh & Co. Kg Hydraulikzylinder
DE102012207325A1 (de) 2011-05-23 2012-11-29 Schaeffler Technologies AG & Co. KG Vorrichtung und Verfahren zum Antrieb eines Kraftfahrzeuges
DE102012206449A1 (de) 2012-04-19 2013-10-24 Schaeffler Technologies AG & Co. KG Modifizierter Lagerinnenring zur Zentrierung eines Planetenträgers
DE102012207321A1 (de) 2012-05-03 2013-11-07 Robert Bosch Gmbh Transportvorrichtung mit verbesserten Hafteigenschaften

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012222988B4 (de) 2012-12-12 2021-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mikromechanische Resonatoranordnung

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189244A2 (fr) * 1985-01-17 1986-07-30 LUCAS INDUSTRIES public limited company Assemblage par bride pour maître-cylindres
US6289790B1 (en) * 1998-06-09 2001-09-18 Valeo Clutch hydraulic control device, in particular for motor car
DE10337629A1 (de) * 2002-08-23 2004-03-04 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Antrieb
DE102009042224A1 (de) * 2008-10-16 2010-04-22 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Doppelkupplung
DE102011102301A1 (de) * 2010-05-31 2011-12-01 Schaeffler Technologies Gmbh & Co. Kg Hydraulikzylinder
DE102012207325A1 (de) 2011-05-23 2012-11-29 Schaeffler Technologies AG & Co. KG Vorrichtung und Verfahren zum Antrieb eines Kraftfahrzeuges
DE102012206449A1 (de) 2012-04-19 2013-10-24 Schaeffler Technologies AG & Co. KG Modifizierter Lagerinnenring zur Zentrierung eines Planetenträgers
DE102012207321A1 (de) 2012-05-03 2013-11-07 Robert Bosch Gmbh Transportvorrichtung mit verbesserten Hafteigenschaften

Also Published As

Publication number Publication date
DE112014001054A5 (de) 2015-12-10
DE102014201916A1 (de) 2014-08-28

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