WO2018210964A1 - Dispositif de traction par câble et frein de stationnement - Google Patents

Dispositif de traction par câble et frein de stationnement Download PDF

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Publication number
WO2018210964A1
WO2018210964A1 PCT/EP2018/062804 EP2018062804W WO2018210964A1 WO 2018210964 A1 WO2018210964 A1 WO 2018210964A1 EP 2018062804 W EP2018062804 W EP 2018062804W WO 2018210964 A1 WO2018210964 A1 WO 2018210964A1
Authority
WO
WIPO (PCT)
Prior art keywords
locking
cable
contour
pulling device
locking element
Prior art date
Application number
PCT/EP2018/062804
Other languages
German (de)
English (en)
Inventor
Turhan BÜYÜKBAS
Klaus Putterlik
Roger Pohlmann
Thomas POEPPEL
Nicolas Heimann
Edgar Jerichow
Tobias Müller
Original Assignee
Conti Temic Microelectronic Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Conti Temic Microelectronic Gmbh filed Critical Conti Temic Microelectronic Gmbh
Publication of WO2018210964A1 publication Critical patent/WO2018210964A1/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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/10—Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/12—Arrangements for transmitting movement to or from the flexible member
    • F16C1/14—Construction of the end-piece of the flexible member; Attachment thereof to the flexible 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/10—Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/22—Adjusting; Compensating length
    • 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
    • F16H61/36—Generation or transmission of movements for final actuating mechanisms with at least one movement being transmitted by a cable
    • 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
    • F16H63/34—Locking or disabling mechanisms
    • F16H63/3416—Parking lock mechanisms or brakes in the transmission

Definitions

  • the invention relates to a cable pulling device with a pull cable guided on an actuating element.
  • the invention further relates to a parking brake for a motor vehicle with such a cable pulling device.
  • motor vehicles often have so-called parking locks, which block the movement of at least one of the vehicle wheels in a parked state of the motor vehicle.
  • parking brake for example, has a non-rotatably coupled to the respective vehicle wheel ratchet wheel, which is in the locked state in engagement with an actuable pawl.
  • cables or Bowden cables are known in which a tensile force is transmitted via a so-called Bowden cable soul or pull rope from a trigger element to a coupled to the pawl actuator.
  • the starting position of the traction cable held between two stationary abutments is set ⁇ typi cally.
  • the simplest possible adjustment or readjustment is desired, so that, for example, changes in distance due to aging processes or an exchange of a force ⁇ vehicle component are adjustable.
  • Such Seilzugvorraumen in this case have zugseilend piece adjusting screws, so-called Quick-Adj uster, by means of which the starting position of the traction cable is finely adjustable at an abutment.
  • the problem often occurs that the adjusting screws are not easily accessible in the assembled or installed state of the cable pulling device.
  • it is necessary in this case that other me ⁇ chanical components in the adjusting screws to
  • Adjustment must be dismantled. This degrades the ergonomics and handling of the cable pulling device in maintenance and readjustment applications.
  • the invention has for its object to provide a particularly ge ⁇ suitable cable pulling device.
  • a simple and low-effort adjustment of the cable ⁇ zugvorraum should be possible in an assembled state.
  • the invention is further based on the object to provide a particularly suitable parking brake with such a cable pulling device.
  • the cable pull device according to the invention is designed in particular as a Bowden cable with a guided to an actuator pull rope.
  • the example designed as a steel cable or wire pull rope (Bowden cable) is held in an assembly or installation state of the cable pulling device end between two fixed abutments for cable operation.
  • the traction cable is at one of the actuating element facing the cable end material and / or positive locking to a locking element attached.
  • the locking element is provided with a retaining contour and is seated in a provided with a mating contour adjustment of the actuating element.
  • the locking element is reversibly adjustable between a locking ⁇ position in which engages the retaining contour of the locking element in the mating contour of the adjusting positively, and an unlocking position in which the locking element along a pulling direction of the pull cable relative to the adjusting element along a setting path is ver ⁇ pushed ,
  • the adjusting element and the locking element in the Ver ⁇ locking position by means of the retaining contour and the mating contour in a mechanically fixed operative connection, so that the actuating element transmits actuated tensile forces of the hawser.
  • the adjusting element and the locking element are not in operative connection, that is, the engagement of the retaining contour is dissolved in the mating contour, whereby the adjusting element and the locking element and thus the cable end of the pull cable and the actuating element are substantially decoupled and thus mutually displaceable ,
  • a particularly suitable cable pulling device is realized.
  • the actuating element is coupled in an operating region with a system to be triggered, wherein the cable end is held on the counter or abutment.
  • the locking element has a latching body provided with the locking contour and a cylindrical or cylindrical locking projection formed thereon.
  • the locking body and the locking extension are integrally formed so one piece or monolithic with each other.
  • the locking extension engages at least partially in a receptacle of the actuating element.
  • the recording of the actuating element and the locking ⁇ extension of the locking element in this case preferably act in the manner of a linear plain bearing or linear guide, so that a particularly simple displacement of the locking element is secured in the unlocked state.
  • the locking element is rotatably mounted in the receptacle. This means that the locking element is rotatable with respect to the actuating element, whereby a simple and reliable mechanism for reversible unlocking and locking is formed.
  • the retaining contour of the locking element at two diametrically opposite Circular arc sections whose outer periphery, in particular in the region of the locking body arranged.
  • the Verstel ⁇ lelement in this case has a substantially U-shaped cross-sectional shape ⁇ in a plane perpendicular to the pulling direction, with the counter-contour is introduced into the mutually facing inner surfaces of the vertical U-limbs.
  • the locking body In the locking position, the locking body is thus oriented in particular in the adjusting element such that the circular arc sections face the vertical U-legs so that the retaining contours arranged on both sides engage in the respective counter-contours of the adjacent U-legs.
  • the locking element In the unlocked position, the locking element is rotated relative to the locking position, for example, by 90 °, so that the circular arc sections are oriented to the horizontal U-leg out.
  • the U-shaped cross-sectional shape of the adjusting acts here as a linear Füh ⁇ tion geometry of the locking element along the Zu ⁇ graum or the adjustment, whereby a particularly ⁇ easy adjustment or adjustment of the cable device is ensured.
  • Condition acts as a tensioned spring element.
  • a movable bearing is provided between the traction cable and the locking element, so that upon unlocking no torsional forces are exerted on the traction cable.
  • the locking element in particular the locking body, on a radially upwardly molded lever.
  • the lever is thus oriented transversely to the (axial) pulling direction.
  • the lever is in this case between the two free ends of the vertical U-legs, so the leg facing away from the horizontal U-leg, pivotable.
  • the free ends act as attachment points of the lever, which thus limit the Verschwenkweg ⁇ . This means that the free ends determine the unlocking position and the locking position of the locking element.
  • the lever is in this case rotatably coupled to the Ver ⁇ locking body or the locking element, so that upon pivoting of the lever, the Ver ⁇ locking element relative to the adjusting rotates or is rotated.
  • lever Eisenberg ⁇ locking element enclosing shell In a suitable embodiment of the lever UFd lake rotatably engages in a groove of the adjusting and the Ver ⁇ locking element enclosing shell.
  • an approximately hollow cylindrical or sleeve-like shell is arranged as a housing around the adjustment mechanism formed by the adjusting element and the Verriege ⁇ ment element.
  • the groove in the inner wall of the sleeve couples the INTERLOCKS ⁇ development element in rotation with the shell, so that the rotation or torque is transmitted via the lever to the locking member upon rotation of the sleeve.
  • This be ⁇ indicates that the locking and unlocking is done in particular by simply turning the case. This is a particularly easy and user friendly setting and Adjustment ensured in an assembled state.
  • the outer shell of the shell has an introduced grip contour, such as a knurling or ribbing, so that the grip of the shell is improved for a user.
  • the adjusting element is designed as a plastic extrusion of the actuating element. As a result, a structurally simple and mechanically stable connection between the adjusting element and the actuating ⁇ element is ensured.
  • the locking element is designed as a plastic extrusion of the pull rope.
  • a reliable attachment of the traction cable or the rope end is ensured with the locking element.
  • the retaining contour and the mating contour are designed as tooth profiles oriented along the direction of pull.
  • the contours of the toothing geometries thus formed mesh with each other, so that a particularly secure and reliable hold of the locking element is ensured in the adjustment.
  • the cable pulling device according to the invention is suitable and equipped, for example, in a bicycle for actuating or triggering a bicycle brake.
  • the cable pulling device is provided in a motor vehicle for actuating a parking brake, wherein the actuating element in the actuating area betae ⁇ suitably with a pawl of the Parking lock interacts.
  • a particularly reli ⁇ permeable parking lock is realized, in particular, by the inventive cable device always optimal
  • 1 is a side view of a cable pulling device with a
  • FIG. 3 is a sectional view of the adjustment mechanism with a locking element and with a Verstel ⁇ lelement in a locked state along the section line AA of FIG. 2,
  • FIG. 4 is a sectional view of the adjustment mechanism in an unlocked state along the section line A-A of FIG. 2,
  • FIG. 5 is a sectional view of a lever of the adjustment mechanism in a locked state along the section line B-B of FIG. 1,
  • FIG. 7 is a sectional view of the cable pulling device in an unlocked state in different setting positions.
  • rope pulling device 2 is for actuating a brake of a bicycle Bicycle or a parking brake of a motor vehicle suitable and designed.
  • the cable pull device 2 designed as a Bowden cable has an actuating element 6 coupled to a pull cable 4 (FIG. 3).
  • the actuating element 6 is designed with an actuating shaft 8 and an actuating head 10 arranged thereon.
  • the actuating head 10 is designed in this embodiment with a ball socket geometry and is coupled in the assembled or installed state in an operating area with a, in Fig. 1 only shown in phantom to be actuated system 12.
  • the system 12 is formed at ⁇ example as a pawl.
  • a force along a pulling direction 14 is guided by the pull cable 4 to the actuating element 6.
  • the traction cable 4 of the cable pulling device 2 is guided in the assembled state between two stationary counter bearings or abutments, wherein in the figures, only the actuation side abutment 16 is shown.
  • a sheath 18 is arranged, in which the operating shaft 8 of the actuating element 6 is guided.
  • the shell 18 is at least partially inserted into a housing 20 and rotatable relative thereto.
  • the housing 20 is attached, for example, to the abutment 16, wherein on the housing 20 and the abutment 16, a bellows 22 is placed, which at least partially covers them to protect against environmental influences.
  • the shell 18 is formed on the outside with a corrugation 24 for improved grip.
  • an adjustment mechanism 26 with a locking element 28 and an adjusting element 30 is received.
  • the adjustment mechanism 26 allows easy adjustment or readjustment in the assembled state of the cable pulling device. 2
  • the adjusting mechanism 30 is explained in more detail below with reference to FIGS. 3 to 7.
  • Fig. 3 shows a sectional view along the line A-A detail of the cable pulling device 2 in a locked state of the adjustment mechanism 30.
  • the adjusting element 30 is formed as a plastic extrusion of the actuating element 6, in particular in the region of the operating shaft 8. The adjusting element 30 and the actuating element 6 are thus mechanically firmly connected to each other.
  • Trained as a wire or steel rope pull rope 4 is positively coupled to its actuating side cable end 32 with the locking element 28.
  • the locking element 28 is seated in the adjusting element 30, wherein on a Be ⁇ concernedungselement 6 opposite end of the adjusting element 30, a form-fitting mounted cover 34 is provided.
  • the locking element 28 which is designed in particular as a metal or plastic encapsulation, has a holding region 36 and a locking body 38 as well as a locking extension or locking shaft 40.
  • the holding region 36 and the locking body 38 and the locking shaft 40 are hereby preferably in one piece, that is, in one piece or monolithically, with each other.
  • the stabilizing holding region 36 is guided by the Verrie ⁇ gelungs stresses 38 along the traction cable 4, wherein the holding portion 36, the traction cable 4 envelops the circumference.
  • the cable end 32 is guided at least partially into the locking body 38 and mechanically coupled thereto.
  • the approximately cylindrical locking body 38 has at two diametrically opposite circular arc sections 42 each a holding contour 44 on the outer circumference.
  • the holding contour 44 embodied as a tooth profile is in meshing engagement with a counter contour 46 of the adjusting element 30 which is likewise embodied as a tooth profile.
  • the holding contour 44 is thus in the form of an outer contour in the locking body 38 introduced, wherein the mating contour 46 is introduced as an inner contour in the adjusting element 30.
  • the locking shaft 40 extends from the locking ⁇ body 38 along the pulling direction 14 to the actuating element 6.
  • the bolt or cylindrical locking shaft 40 engages in a receptacle 48 of the operating shaft 8 a. This ensures a stable and coaxial alignment of the locking element 28 and the adjusting element 30.
  • the adjusting element 30 has an approximately U-shaped cross-sectional shape, which is adapted on the outer peripheral side to the circular inner circumference of the sleeve 18.
  • the adjusting element 30 has two vertical U-legs 50 and a hori ⁇ zontal U-legs 52 connecting them as a back.
  • the free ends 54 of the U-legs 50 are chamfered approximately V-shaped or circular sector-shaped. Between the free ends 54 and the U-legs 52, the mating contour 46 is introduced as a circular segment-like recesses in the mutually facing inner surfaces 56 of the U-legs 50.
  • the locking element 28 or the locking body 38 has a radially integrally formed lever 58.
  • the lever 58 extends from the outer circumference of the Verriege ⁇ ment element 28 to the inner periphery of the shell 18 and engages there rotatably in a receptacle or groove 60 a.
  • a side wall 62 of the Groove 60 is in this case in the Verrie ⁇ gelungsschreib shown in Fig. 5 on the slope of the free end 54 at.
  • the locking element 28 is rotated or rotated about the axial direction of pull 14, wherein the corresponding axis of rotation extends centrally through the locking element 28.
  • the sheath 18 is rotated, wherein the engaging in the groove 60 lever 58 from a locking position 64 (Fig.
  • the locking position 64 is determined by the stop of the side wall 62 of the groove 60 at the free end 54 of the U-leg 50 and the unlocked position 68 by the abutment of the opposite side wall 72 of the groove 60 at the free end 54 of the opposite U-leg 50.
  • the locking body 38 has an approximately cylindrical shape
  • Circular arc sections 42 are integrally formed in a circular sector. To stabilize the lever 58, this is formed in the region of one of the circular arc sections 42. In the unlocked state of the adjustment mechanism 26 (FIG. 4, FIG.
  • the locking element 28 and the Ver ⁇ locking body 38 is tilted by the pivoting of the lever 58 by about 90 °. During pivoting, the engagement of the retaining contours 44 of the locking body 38 with the counterpart is thus achieved. Contours 46 of the U-leg 50 solved. Thereby, the Ver ⁇ lock-out element 28 along the direction of pull 14 is displaceable, wherein the locking shaft 40 and the receptacle 48 serve as Li ⁇ near guide or as a bearing for linear sliding of the locking element 28th
  • a setting or readjustment of the cable pulling device 2 is shown schematically.
  • the actuating element 6 and the locking element 28 is moved in the unlocked state relative to the substantially stationary or fixed abutment 16.
  • the locking member 28 is displaced in the unlocked state from an initial position 74 along a Einstellweges 76 in an end position 78.
  • the sheath 18 is rotated along a locking direction 80 (FIG. 5), so that the
  • Tooth tooth geometries of the retaining contours 44 and the counter contours 46 in the new position or setting of the adjustment mechanism 26 intermesh or intermesh with each other, and thus the cable pulling device 2 is locked in the set position.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Flexible Shafts (AREA)

Abstract

L'invention concerne un dispositif de traction par câble (2) comprenant un câble de traction (4) guidé sur un élément d'actionnement (6). Le câble de traction (4) présente à une extrémité (32) tournée vers l'élément d'actionnement (6) un élément de verrouillage (28) pourvu d'un contour de retenue (44), lequel s'insère dans un élément de déplacement (30) de l'élément d'actionnement (6), lequel élément de déplacement est pourvu d'un contour complémentaire (46). L'élément de verrouillage (28) peut se déplacer entre une position de verrouillage (64) et une position de déverrouillage (68). Dans la position de verrouillage (64), le contour de retenue (44) de l'élément de verrouillage (28) s'insère par coopération de formes dans le contour complémentaire (46) de l'élément de déplacement (30), et l'élément de verrouillage (28), dans la position de déverrouillage (68), peut coulisser axialement le long d'une direction (14) de traction du câble de traction (4) par rapport à l'élément de déplacement (30) le long d'un trajet de réglage (76).
PCT/EP2018/062804 2017-05-17 2018-05-16 Dispositif de traction par câble et frein de stationnement WO2018210964A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017208277.1 2017-05-17
DE102017208277.1A DE102017208277B4 (de) 2017-05-17 2017-05-17 Seilzugvorrichtung und Parksperre

Publications (1)

Publication Number Publication Date
WO2018210964A1 true WO2018210964A1 (fr) 2018-11-22

Family

ID=62386395

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/062804 WO2018210964A1 (fr) 2017-05-17 2018-05-16 Dispositif de traction par câble et frein de stationnement

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DE (1) DE102017208277B4 (fr)
WO (1) WO2018210964A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0475017A2 (fr) * 1990-08-11 1992-03-18 Ford-Werke Aktiengesellschaft Dispositif de réglage pour commande par câble
US20060236806A1 (en) * 2005-04-26 2006-10-26 Ruhlander Gregory P Automatic adjust assembly with release lock
US20150135885A1 (en) * 2013-11-15 2015-05-21 Volvo Car Corporation Self-adjusting cable end fitting device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5511442A (en) * 1994-09-02 1996-04-30 Atoma International, Inc. Control system with bowden wire assembly end clip
DE10055425C2 (de) * 2000-11-09 2002-11-21 Faurecia Autositze Gmbh & Co Vorrichtung zum Längenausgleich an Bowdenzügen
JP4798975B2 (ja) * 2004-08-20 2011-10-19 株式会社ハイレックスコーポレーション ケーブル用アジャスト装置およびアジャスト装置付きコントロールケーブル
DE102014015149A1 (de) * 2014-10-13 2016-04-14 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Längseinsteller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0475017A2 (fr) * 1990-08-11 1992-03-18 Ford-Werke Aktiengesellschaft Dispositif de réglage pour commande par câble
US20060236806A1 (en) * 2005-04-26 2006-10-26 Ruhlander Gregory P Automatic adjust assembly with release lock
US20150135885A1 (en) * 2013-11-15 2015-05-21 Volvo Car Corporation Self-adjusting cable end fitting device

Also Published As

Publication number Publication date
DE102017208277A1 (de) 2018-11-22
DE102017208277B4 (de) 2021-02-11

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