WO2018113834A1 - Système de débrayage à adaptateur et carter pourvu d'une fermeture à baïonnette bloquée en rotation - Google Patents

Système de débrayage à adaptateur et carter pourvu d'une fermeture à baïonnette bloquée en rotation Download PDF

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Publication number
WO2018113834A1
WO2018113834A1 PCT/DE2017/101058 DE2017101058W WO2018113834A1 WO 2018113834 A1 WO2018113834 A1 WO 2018113834A1 DE 2017101058 W DE2017101058 W DE 2017101058W WO 2018113834 A1 WO2018113834 A1 WO 2018113834A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
adapter
snap
snap hook
combination
Prior art date
Application number
PCT/DE2017/101058
Other languages
German (de)
English (en)
Inventor
Doris Maria Reutter
Philippe Wagner
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 DE112017006350.7T priority Critical patent/DE112017006350A5/de
Publication of WO2018113834A1 publication Critical patent/WO2018113834A1/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
    • F16D25/088—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members being distinctly separate from the axis of rotation
    • 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D2025/081—Hydraulic devices that initiate movement of pistons in slave cylinders for actuating clutches, i.e. master cylinders

Definitions

  • the invention relates to a housing adapter combination for a Kupplungsaussch- system of a motor vehicle, with a housing for a slave cylinder or for a master cylinder to which an adapter, preferably for guiding liquids or as a stop for a piston rod, via a bayonet fitting against axial displacement relative to the housing ensures, with a
  • Snap connection by means of at least one snap hook secures the adapter against rotation relative to the housing.
  • DE 10 2013 213 384 A1 discloses a release system for a friction clutch, comprising a slave cylinder and a hydraulic supply for supplying the slave cylinder with a hydraulic medium, wherein the slave cylinder is rotatable about an axis of rotation relative to the hydraulic supply, wherein the hydraulic supply to the slave cylinder by at least a seal is sealed, wherein at least one locking element is formed for fixing a seal in a direction of the axis of rotation, wherein the locking element is connected via a clamping connection with the hydraulic supply.
  • EP 1 808 612 A1 discloses a release device for a vehicle clutch in which a housing of the release device is connected to a cover bearing by means of bayonet lock with the housing, which allows a rotatable connection with a housing cover, wherein the bayonet closure a Has anti-rotation.
  • the snap hook is connected to the adapter or the housing so that the snap hook for non-destructive loosening is axially displaced.
  • the snap hook is attached to the adapter, since it is manufacturing technology easier to form the elastically deformable snap hook on the adapter than on the housing.
  • the snap hook is arranged on a radially outer flange region. This allows the snap hook attack without great constructive and space-consuming effort outside of the housing.
  • the flange portion is separated by a slot-like recess of a main body of the adapter so that the flange portion can be axially displaced relative to the main body, allowing a non-destructive release of the connection.
  • the flange portion is annular, which produces an elastic deformation with good power transmission properties.
  • the flange portion is connected to both ends in the circumferential direction on the main body.
  • an elasticity of the snap hooks for axial displaceability combined with sufficiently high strength can be achieved, so that the connection does not become unintentionally released, but can only be released in the case of targeted and simultaneous deflection of all snap hooks.
  • the snap hook is formed in the axial direction ramp-like protruding, so that during rotation of the adapter in the circumferential direction with the tip of the ramp rests against the axial edge of the housing and in a in axial direction.
  • Direction protruding projection like a nose, the housing engages, and so determines the rotational position, which is matched to the position of the bayonet sets.
  • the flange portion of its materials and / or geometric dimensions is elastically axially displaceable relative to the main body, so that the main body, from which also protrudes the bayonet, remains at the same axial position, while only the rotation by the snap hooks so is moved axially that it can be solved.
  • the slot-like recess extends on a circular path, since then the flange area results in a constant width, which produces a more uniform force in the adapter.
  • a favorable embodiment is characterized in that the slot-like recess extends on a partial circular path.
  • the partial circular path is interrupted by the connection points, at which the flange portion is connected to the main body, so that the flange region has sufficient strength.
  • the partial circular path preferably comprises an angle of greater than 100 °. Further preferably, the partial circular path comprises an angle between 1 10 ° and 135 °. In this angular range, a desired elasticity of the flange region is generated geometrically. With less desired elasticity, the angle of the pitch circle track can be reduced or the slot-like recess can be arranged radially further inside.
  • a predetermined breaking point may be formed at which breaks the snap hook at a predetermined load.
  • the housing-adapter combination can be protected against improper use, since in case of improper use, the anti-rotation detaches and thus prevents damage to the other components.
  • the snap hook breaks off at the desired break point from a torque greater than about 2.5 Newton meters. A greater burden arises only when the housing-adapter combination is used improperly, so it makes sense from this load to bring about a forced release of the rotation by the termination of snap hooks.
  • the predetermined breaking point may be formed between the snap hook and the flange region or at the connection of the flange portion to the main body of the adapter, since it is particularly easy at these two points to produce a predetermined breaking point, for example by an introduced notch or groove.
  • the predetermined breaking point between the flange region and the flange region is preferably carried out, since a load by a torque acts there.
  • Snap hook engages to prevent rotational movement of the adapter relative to the housing.
  • the elastic snap hook engage behind the fitting nose, so that a displacement in the circumferential direction is geometrically prevented.
  • the invention relates to a connection of a line adapter to a clutch slave cylinder.
  • the cylindrical shape of the adapter is used to place snap hooks distributed over the circumference, which secure the bayonet lock between the line adapter and the housing of the slave cylinder (or even a master cylinder) against being twisted open.
  • the snap hooks are preferably arranged opposite one another and connected to the line adapter in such a way that they project axially from a ring segment connected on both sides to the cylindrical part of the line adapter.
  • the snap hooks are designed so that they are arranged on the same axis as the bayonet. Also an asymmetric version of the snap hook with only one or any number Snap hook is possible.
  • the size of the ring segment determines the elasticity and flexibility of the snap hook.
  • FIG. 1 a perspective view of a housing-adapter combination according to the invention with a twist-lock bayonet between a housing and an adapter
  • Fig. 4 is a front view of the adapter
  • Fig. 5 is a perspective view of the housing.
  • FIG. 1 shows a housing-adapter combination 1 according to the invention with a housing 2 and an adapter 3.
  • the adapter 3 is secured by a bayonet closure in a form-locking manner against axial displacement relative to the housing 2.
  • the adapter 3 engages in the housing 2 so that a snap connection between the adapter 3 and the housing 2 prevents rotation of the adapter 3 relative to the housing 2.
  • the snap hook is the 4th connected to the adapter 3 or the housing 2, that the snap hook 4 can be moved axially non-destructive and the snap connection is released.
  • the snap hook 4 is connected to the adapter 3 as shown in FIG.
  • the snap hook 4 is arranged on a radially outer flange region 5.
  • the flange portion 5 is formed like a ring segment and radially separated from a main body 7 of the adapter 3 via a slot-like recess 6.
  • the flange portion 5 is connected to the main body 7 at its both ends in the circumferential direction.
  • the housing 2 is cylindrical and has a recess 8, in which a bayonet 9 of the adapter 3 engages so that the axial position of the adapter 3 relative to the housing 2 is fixed.
  • the bayonet closure is closed by inserting the adapter 3 into the housing 2 and rotating it about its longitudinal axis. Due to the asymmetrical design of the housing 2, the bayonet 9 of the adapter 3 thus engages behind a portion of the housing 2, so that the adapter 3 can not be pulled out. Since the bayonet lock can be released again by turning the adapter 3 in a direction of rotation opposite to the screwing direction and pulled out of the housing 2, the anti-rotation device according to the invention is attached to the housing-adapter combination 1.
  • the snap hook 4 projects ramp-like in the axial direction in the direction of the housing 2.
  • the snap hook 4 is arranged on the radially outermost diameter of the adapter 3.
  • the snap hook 4 extends to extend in a circumferential direction via a slope 10 in the axial direction.
  • the slope 10 is in a flat paragraph 1 1, which lies in the plane which intersects the longitudinal axis of the housing 2 and the adapter 3 orthogonal.
  • the shoulder rests on an axial outer wall of the housing 2.
  • the paragraph 1 1 goes over at a right angle in the falling stop area 12 of the snap hook 4.
  • the stop region 12 of the snap-action hook 4 rests in the assembled state a suitably shaped abutment surface 13 of a nose / projection 14 of the housing 12 at.
  • the nose 14 of the housing 2 is arranged on the axial outer wall and formed with the same dimensions as the snap hook 4. In the assembled state, therefore, the stop region 12 of the snap-action hook 4 bears against the abutment surface 13 of the housing 2, so that a rotation is prevented. To release the connection, the snap hook 4 is displaced axially away from the housing 2, so that the snap hook 4 can be turned over the nose 14 of the housing 2 and the jonett lock is released.
  • Fig. 2 the adapter 3 is shown in the unmounted state.
  • two bayonets 9 are formed, which are arranged opposite one another.
  • the bayonets 9 extend radially outward and have an outer diameter which can be inserted in a predetermined angular position in the housing 2, but at a rotation about the longitudinal axis can not be axially pulled out of the housing 2 again because the bayonets 9 behind a geometric formation in the housing 2 engage.
  • two snap hooks 4 are arranged opposite one another.
  • the snap hooks 4 are offset in the circumferential direction to the bayonets 9, in particular offset by 90 °, arranged.
  • the snap hooks 4 are arranged on the flange region 5.
  • the flange portion 5 is axially elastically displaceable.
  • a dash-dot line 15 shows the maximum axial deflection of the flange portion 5.
  • the snap hooks 4 can be axially displaced at least by the height of the nose 14, so that the rotation can be solved.
  • the flange portion 5 is connected to the main body 7 of the adapter 3 at both ends lying in the circumferential direction, as shown in FIG. The fact that the flange region 5 is separated from the slot-like recess 6 from the main body 7 results in a ring segment geometry for the flange region 5
  • Flange region 5 is therefore influenced not only by the material of the adapter 3, but above all by the size of an angle 16, which comprises the ring segment of the flange region 5.
  • Flange area 5 are axially displaced.
  • Snap hook 4 favors from a predetermined torque.
  • the predetermined breaking point is introduced either at the connection of the flange region 5 to the main body of the adapter 3 or at the connection of the snap-action hook 4 to the flange region 5.
  • Fig. 5 shows the housing 2 in an unmounted state.
  • the housing 2 has a cylinder portion 17, in which the recess 8 is introduced for the engaging bayonet 9.
  • the two opposite, axially projecting in the direction of the adapter 3 lugs 14 are formed, behind which engage the two snap hooks 4.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

L'invention concerne une combinaison (1) d'adaptateur et de carter pour un système de débrayage d'un véhicule automobile. La combinaison comprend un carter (2) pour un cylindre récepteur ou pour un cylindre émetteur, sur lequel un adaptateur (3) est empêché de coulisser axialement par rapport au carter (2) par coopération de formes par l'intermédiaire d'une fermeture à baïonnette. Un système de liaison par encliquetage empêche l'adaptateur (3) de tourner par rapport au carter (2) au moyen d'au moins un crochet encliquetable (4), le crochet encliquetable (4) étant relié à l'adaptateur (3) ou au carter (2), de sorte que le crochet encliquetable (4) est déplaçable axialement aux fins de libération non destructive.
PCT/DE2017/101058 2016-12-19 2017-12-12 Système de débrayage à adaptateur et carter pourvu d'une fermeture à baïonnette bloquée en rotation WO2018113834A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112017006350.7T DE112017006350A5 (de) 2016-12-19 2017-12-12 Gehäuse-Adapter-Kupplungsausrücksystem mit verdrehgesichertem Bajonettverschluss

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016124820.7 2016-12-19
DE102016124820.7A DE102016124820A1 (de) 2016-12-19 2016-12-19 Gehäuse-Adapter-Kupplungsausrücksystem mit verdrehgesichertem Bajonettverschluss

Publications (1)

Publication Number Publication Date
WO2018113834A1 true WO2018113834A1 (fr) 2018-06-28

Family

ID=60954688

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2017/101058 WO2018113834A1 (fr) 2016-12-19 2017-12-12 Système de débrayage à adaptateur et carter pourvu d'une fermeture à baïonnette bloquée en rotation

Country Status (2)

Country Link
DE (2) DE102016124820A1 (fr)
WO (1) WO2018113834A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019179553A1 (fr) * 2018-03-20 2019-09-26 Schaeffler Technologies AG & Co. KG Cylindre récepteur équipé d'un adaptateur immobilisé par une fermeture à baïonnette ainsi que procédé de montage

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1808612A1 (fr) 2006-01-11 2007-07-18 LuK Lamellen und Kupplungsbau Beteiligungs KG Butée de débrayage d'un véhicule automobile
DE102010053536A1 (de) * 2009-12-17 2011-06-22 Schaeffler Technologies GmbH & Co. KG, 91074 Gehäuse für ein Bauteil innerhalb einer hydraulischen Strecke
DE102011087519A1 (de) * 2011-12-01 2013-06-06 Schaeffler Technologies AG & Co. KG Verfahren und Bausatz zur Fixierung eines Geberzylinders
DE102013213384A1 (de) 2012-07-11 2014-01-16 Schaeffler Technologies AG & Co. KG Ausrücksystem für eine Reibkupplung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1808612A1 (fr) 2006-01-11 2007-07-18 LuK Lamellen und Kupplungsbau Beteiligungs KG Butée de débrayage d'un véhicule automobile
DE102010053536A1 (de) * 2009-12-17 2011-06-22 Schaeffler Technologies GmbH & Co. KG, 91074 Gehäuse für ein Bauteil innerhalb einer hydraulischen Strecke
DE102011087519A1 (de) * 2011-12-01 2013-06-06 Schaeffler Technologies AG & Co. KG Verfahren und Bausatz zur Fixierung eines Geberzylinders
DE102013213384A1 (de) 2012-07-11 2014-01-16 Schaeffler Technologies AG & Co. KG Ausrücksystem für eine Reibkupplung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019179553A1 (fr) * 2018-03-20 2019-09-26 Schaeffler Technologies AG & Co. KG Cylindre récepteur équipé d'un adaptateur immobilisé par une fermeture à baïonnette ainsi que procédé de montage

Also Published As

Publication number Publication date
DE112017006350A5 (de) 2019-09-05
DE102016124820A1 (de) 2018-06-21

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