WO2009040182A1 - Dispositif d'actionnement pour une boîte de vitesses d'un véhicule à moteur - Google Patents

Dispositif d'actionnement pour une boîte de vitesses d'un véhicule à moteur Download PDF

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Publication number
WO2009040182A1
WO2009040182A1 PCT/EP2008/060532 EP2008060532W WO2009040182A1 WO 2009040182 A1 WO2009040182 A1 WO 2009040182A1 EP 2008060532 W EP2008060532 W EP 2008060532W WO 2009040182 A1 WO2009040182 A1 WO 2009040182A1
Authority
WO
WIPO (PCT)
Prior art keywords
actuating device
lever
shift
shaft
sleeve
Prior art date
Application number
PCT/EP2008/060532
Other languages
German (de)
English (en)
Inventor
Waldemar Maier
Ioan Stanciu
Original Assignee
Schaeffler 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 Kg filed Critical Schaeffler Kg
Publication of WO2009040182A1 publication Critical patent/WO2009040182A1/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
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/34—Generation or transmission of movements for final actuating mechanisms comprising two mechanisms, one for the preselection movement, and one for the shifting movement
    • 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
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H2063/3076—Selector shaft assembly, e.g. supporting, assembly or manufacturing of selector or shift shafts; Special details thereof

Definitions

  • the present invention relates to an actuating device for a change gear of a motor vehicle having the features of the preamble of claim 1.
  • actuators for shifting and rotating a selector shaft are necessary, which as a rule comprise two levers.
  • the one lever of this arrangement usually the selector lever is pivoted to move the shift shaft axially.
  • a selection movement is transmitted to the selector lever in a linear movement of the shift shaft.
  • the other lever usually the shift lever, rotates the shift shaft e.g. for switching and engaging the gears.
  • the (shift) lever and the (selector) lever are connected via linkage, cables and the like kinematically connected to a manual shift lever or servomotors o.
  • Such actuators are known, for example, from DE 197 54 760 A1, from DE 101 11 911 A1, from DE 101 38 729 A1 and from EP 0 933 563 A1.
  • the coupling of the selector lever to the selector shaft is relatively complicated to manufacture, since a pivoting movement must be transmitted in a linear adjusting movement.
  • this engagement for coupling the two parts is usually made of sheet metal or integrated in a balance weight of a manufactured by casting component.
  • An object of the present invention is seen in a simple and cost-effective mechanical coupling between a dialing to provide at and a shift shaft of a transmission, which allows a precise transmission of a pivoting movement of the selector lever in a linear displacement of the shift shaft.
  • the present invention comprises an actuating device for a change gear of a motor vehicle with at least two levers coupled together, which cooperate with a switching shaft for their axial and radial movement.
  • a selector lever is coupled to a transmission device for the axial displacement of the shift shaft.
  • a shift lever is rotatably connected to the radial rotation of the shift shaft with this.
  • the transmission device has at least one axially fixed to the shift shaft engagement element which cooperates with a coupling element which is arranged at a free end of a straight or cranked portion of the pivotally mounted selector lever.
  • the engagement element may in particular have a guide element, with which the coupling element is axially guided.
  • the engagement element may have the shape of a sleeve, which is firmly connected to the shift shaft. Possibly. a rotation of the sleeve can be allowed on the shift shaft to reduce, for example, the adjustment forces.
  • This sleeve can be made in particular of plastic, in which case preferably wear-resistant and low-friction materials such as polyamide (PA) or polytetrafluoroethylene (PTFE) come into question, since they can provide the desired durability.
  • PA polyamide
  • PTFE polytetrafluoroethylene
  • the engagement element has a guide web, which is received and guided in a corresponding guide slot of the coupling element.
  • the coupling element may in particular be designed as a roller which is rotatably arranged at the free end of the straight or cranked portion of the pivotally mounted selector lever.
  • This arranged on the selector lever roller may preferably be made of plastic, but optionally also of a suitable metal. PA or PTFE o. The like.
  • the sleeve or its guide web can optionally be made of metal, which could possibly be useful for reasons of rigidity and / or durability.
  • the sleeve can be fixed in a suitable manner to the switching shaft, for example. By screwing or by pressing, so that a relative rotation of the two parts as well as an axial displacement against each other can be excluded.
  • the shift lever which is to transmit an actuating movement in a rotation of the shift shaft, is rotationally fixed to the shift shaft. Possibly. it may be fastened together with the sleeve or on its outer circumference.
  • the shift lever is integrally formed with the sleeve and is fixed against rotation on the shift shaft.
  • the portion of the shift lever to be mounted on the shift shaft is formed as a sleeve, which is provided with a suitable engagement for the selector lever, so that its pivotal movement causes the desired axial displacement of the shift shaft.
  • FIG. 1 shows a first variant of an actuating arrangement for a manual transmission.
  • Fig. 2 shows a second variant of the actuating arrangement.
  • FIG. 1 illustrates the structure and operation of a first variant of an actuating device 1 for a Weg. Change gear of a motor vehicle (not shown).
  • the actuating device 1 has a switching shaft 2 of the transmission.
  • This switching shaft 2 is rotatably and axially displaceably mounted in a transmission housing 3.
  • Front side of the shift shaft 2, a shift lever 4 is rotatably attached, which is provided at its free end 5 with a ball head 6.
  • the shift shaft 2 can be rotated by a defined rotation angle, which is necessary to change a switching stage.
  • a second lever By means of a second lever, the so-called.
  • Selector lever 7 the shift shaft 2 can be moved in the axial direction. Also, this selector lever 7 is provided at its free end 8 with a ball head 9, to the cables or linkage connections of the manual shift lever (not shown) can attack.
  • the selector lever 7 has a pivotable mounting 10 on a carrier component 11, which may be part of the transmission housing 3.
  • a coupling element 13 in the form of a rotatable roller 14 which in an engaging member 15 in the form of a sleeve 16 with arranged thereon guide web 17th is guided.
  • the guide consists in a slot or groove 18, which serves for largely play-free recording of the guide web 17.
  • the engagement member 15 and the sleeve 16 is axially fixed to the shift shaft 2, so that each pivotal movement of the selector lever 7 via the largely backlash-free power transmission of mutually engaged coupling 13 and engagement elements 15 results directly in an axial displacement of the Wegwel- Ie 2.
  • the shift lever 4 can optionally be arranged on the outer circumference of the sleeve 16, for example, with this pressed.
  • the sleeve 16 itself can also be pressed with the switching shaft 2 in order to exclude twists.
  • Shifting lever 4 and selector lever 7 can be manufactured, in particular, from sheet-metal strips which are inexpensive to manufacture and process.
  • the roller 14 and / or the sleeve 16 may in particular be made of a suitable plastic such as polyamide or polytetrafluoroethylene or the like.
  • the two parts may also be made of metal such as brass or aluminum, possibly also of coated metal.
  • the schematic representation of Fig. 2 illustrates the structure and operation of a second variant of the actuator 1.
  • the same parts as in Fig. 1 are basically provided with the same reference numerals.
  • the actuating device 1 has a switching shaft 2 of the transmission.
  • This switching shaft 2 is rotatably and axially displaceably mounted in a transmission housing 3.
  • Front side of the shift shaft 2, a shift lever 4 is rotatably attached, which is provided at its free end 5 with a ball head 6.
  • the shift shaft 2 can be rotated by a defined angle of rotation.
  • the selector lever 7 has a ball head 9 at its free end 8.
  • the selector lever 7 has a pivotable mounting 10 on a carrier component 11, which may possibly be part of the transmission housing 3.
  • the selector lever 7 has a roller 14 as a coupling element 13, which is guided in the web 17 of the formed as an engaging element 15 sleeve 16.
  • the guide consists in a slot or a Groove 18, which serves for largely play-free recording of the guide web 17.
  • the sleeve 16 is part of the shift lever 4, which is thus fixed axially to the shift shaft 2, so that each pivotal movement of the selector lever 7 via the largely backlash-free power transmission of the mutually engaging the coupling 13 and engagement elements 15 directly in an axial displacement of the shift shaft 2 results.
  • Shift lever 4 and selector lever 7 can be made in particular from cost-effectively manufactured and processed sheet metal strip.
  • the roller 14 may in particular be made of a suitable plastic such as polyamide or polytetrafluoroethylene or the like.
  • a suitable plastic such as polyamide or polytetrafluoroethylene or the like.
  • metal such as brass or aluminum, possibly also of coated metal.

Abstract

La présente invention concerne un dispositif d'actionnement (1) pour une boîte de vitesses d'un véhicule à moteur, comprenant au moins deux leviers (4, 7) qui sont raccordés l'un à l'autre et qui coopèrent avec un arbre de changement de vitesse (2) pour le déplacement de ce dernier en direction axiale et radiale. Un levier de sélection (7) est raccordé à un dispositif de transmission pour le déplacement axial de l'arbre de changement de vitesse (2) et un levier de changement de vitesse (4) est relié fixe en rotation à l'arbre de changement de vitesse (2) pour la rotation radiale de ce dernier. Le dispositif de transmission présente au moins un élément d'engagement (15) qui est fixé à l'arbre de changement de vitesse (2) en direction axiale et qui coopère avec un élément de raccord (13) monté à une extrémité libre d'une section droite ou coudée (12) du levier de sélection (7) monté pivotant.
PCT/EP2008/060532 2007-09-25 2008-08-11 Dispositif d'actionnement pour une boîte de vitesses d'un véhicule à moteur WO2009040182A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007045672A DE102007045672A1 (de) 2007-09-25 2007-09-25 Betätigungseinrichtung für ein Wechselgetriebe eines Kraftfahrzeuges
DE102007045672.9 2007-09-25

Publications (1)

Publication Number Publication Date
WO2009040182A1 true WO2009040182A1 (fr) 2009-04-02

Family

ID=39885155

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/060532 WO2009040182A1 (fr) 2007-09-25 2008-08-11 Dispositif d'actionnement pour une boîte de vitesses d'un véhicule à moteur

Country Status (2)

Country Link
DE (1) DE102007045672A1 (fr)
WO (1) WO2009040182A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2671003B1 (fr) * 2011-02-03 2014-10-01 Kongsberg Automotive As Dispositif de commande pour couplage à une boîte de vitesses
WO2017054811A1 (fr) 2015-09-28 2017-04-06 Schaeffler Technologies AG & Co. KG Dispositif de commande de vitesses et procédé de montage d'un dispositif de commande de vitesses

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3928593A1 (de) * 1988-08-29 1990-03-15 Suzuki Motor Co Getriebevorrichtung fuer ein fahrzeug
DE19754760A1 (de) * 1997-12-10 1999-06-17 Opel Adam Ag Schaltvorrichtung für ein Gangwechselgetriebe eines Kraftfahrzeuges
DE19805924A1 (de) * 1998-02-13 1999-08-26 Kochendoerfer & Kiep Stanz Und Getriebe
WO2004029486A1 (fr) * 2002-09-21 2004-04-08 Adam Opel Ag Mecanisme de guidage destine au changement de vitesse d'une boite de vitesses
EP1452783A2 (fr) * 2003-02-25 2004-09-01 INA-Schaeffler KG Ensemble d'un dispositif de couplage et procede de fabrication de cet ensemble

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59800026D1 (de) 1998-02-17 1999-10-14 Ford Global Tech Schaltvorrichtung für Wechselgetriebe von Kraftfahrzeugen
DE20122866U1 (de) 2001-03-13 2008-09-11 Schaeffler Kg Betätigungseinheit für ein Schaltgetriebe
DE10138729A1 (de) 2001-08-07 2003-02-20 Ina Schaeffler Kg Lagerung einer Zusatzmasse einer Schaltwelle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3928593A1 (de) * 1988-08-29 1990-03-15 Suzuki Motor Co Getriebevorrichtung fuer ein fahrzeug
DE19754760A1 (de) * 1997-12-10 1999-06-17 Opel Adam Ag Schaltvorrichtung für ein Gangwechselgetriebe eines Kraftfahrzeuges
DE19805924A1 (de) * 1998-02-13 1999-08-26 Kochendoerfer & Kiep Stanz Und Getriebe
WO2004029486A1 (fr) * 2002-09-21 2004-04-08 Adam Opel Ag Mecanisme de guidage destine au changement de vitesse d'une boite de vitesses
EP1452783A2 (fr) * 2003-02-25 2004-09-01 INA-Schaeffler KG Ensemble d'un dispositif de couplage et procede de fabrication de cet ensemble

Also Published As

Publication number Publication date
DE102007045672A1 (de) 2009-04-02

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