WO2014009270A1 - Mécanisme de réglage - Google Patents

Mécanisme de réglage Download PDF

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Publication number
WO2014009270A1
WO2014009270A1 PCT/EP2013/064246 EP2013064246W WO2014009270A1 WO 2014009270 A1 WO2014009270 A1 WO 2014009270A1 EP 2013064246 W EP2013064246 W EP 2013064246W WO 2014009270 A1 WO2014009270 A1 WO 2014009270A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
cage
spindle nut
spindle
support element
Prior art date
Application number
PCT/EP2013/064246
Other languages
German (de)
English (en)
Inventor
Ivica Stanic
Original Assignee
C. Rob. Hammerstein 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 C. Rob. Hammerstein Gmbh & Co. Kg filed Critical C. Rob. Hammerstein Gmbh & Co. Kg
Publication of WO2014009270A1 publication Critical patent/WO2014009270A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/067—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable by linear actuators, e.g. linear screw mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/1635—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the drive mechanism
    • B60N2/164—Linear actuator, e.g. screw mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/18—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable the front or the rear portion of the seat being adjustable, e.g. independently of each other
    • B60N2/185—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable the front or the rear portion of the seat being adjustable, e.g. independently of each other characterised by the drive mechanism
    • B60N2/1853—Linear actuator, e.g. screw mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
    • B60N2/23—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable by linear actuators, e.g. linear screw mechanisms
    • B60N2/233—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable by linear actuators, e.g. linear screw mechanisms by linear screw 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
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • 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
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/209—Arrangements for driving the actuator using worm gears
    • 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
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H2025/2445—Supports or other means for compensating misalignment or offset between screw and nut

Definitions

  • the invention relates to an adjusting drive for a motor vehicle seat, with
  • a drive unit mounted on a housing
  • a spindle nut which can be driven within the housing and can be driven by the drive unit
  • a housing at least partially surrounding the cage, wherein the housing is pivotally connected to the cage and is guided over a arranged on the housing support member to the cage fitting.
  • this game is compensated by that in the arrangement of the housing on the cage during assembly, an individually fitted or appropriately selected spacer element, such as a spacer plate, a washer or a spring ring between the housing and the cage is arranged, which has the disadvantage that either an individual spacer element must be made or as precisely as possible spacer is to be selected, whereby a fully automatic assembly is excluded.
  • a complete compensation of the game is possible only in exceptional cases, whereby adverse effects, although reduced, but can not be avoided.
  • both increased friction and unwanted play leads to accelerated wear of the adjustment drive.
  • the invention has for its object to provide an adjustment with a pivotally mounted on a cage and supported against the cage housing, in which in a simple way the dimension of the housing the dimensions of the cage can be adjusted precisely, so that even at Series production of both components deviations in the dimensions of the construction during assembly can be compensated cost-effectively and in a simple manner.
  • the adjusting drive according to the invention for a motor vehicle seat has a drive unit mounted on a housing, a spindle nut drivable by the drive unit, a threaded spindle arranged on the spindle nut and adjustable relative to the housing in the longitudinal axis direction, and a cage at least partially surrounding the housing ,
  • the housing is pivotally connected to the cage and guided over an arranged on the housing support member to the cage fitting.
  • an axially with a stop surface on the spindle nut fitting arranged relative to the support member via a screw thread axially adjustable to the spindle nut spacer element.
  • adjustable arrangement of the support allows particularly easy and quick to adapt the dimension of the housing to the dimensions of the cage, whereby the game between the housing and cage can be adjusted individually and extremely precise.
  • the installation effort is reduced compared to devices of the prior art, the assembly of all components can be done automatically and in a simple manner and beyond there is the possibility to adjust the adjustment drive at a later date in a particularly simple manner.
  • the housing can be designed in any desired manner and consist of any material, such as metal, a plastic, a composite material or a ceramic.
  • the object of the housing is to hold the housing-mounted components, for example the drive unit or the spindle nut, in a spatially fixed relationship to one another and to unite them into an assembly which is articulated to the cage via the housing.
  • the housing can be formed in one piece or from several components and also fulfill other functions. In this case, the housing can partially or completely enclose the components arranged thereon.
  • the drive unit can be any desired means for driving. This is preferably an electrically operated motor, which is particularly preferably connected directly to a drive shaft. Also mechanical solutions for the drive, such as mechanisms with prestressed springs or the transmission of a movement of another component via a shaft, a chain, a belt or the like are basically conceivable as a drive unit.
  • the spindle nut is fixed axially relative to the threaded spindle on the housing and acts via an internal thread with an external thread of the threaded spindle directly together.
  • the spindle nut can be formed from any desired material, such as a metal, a plastic, a fiber composite or a ceramic.
  • the spindle nut may be formed in one piece or from a plurality of components and fulfill other functions in addition to the function of a power transmission from the drive unit to the threaded spindle.
  • the spindle nut is fixed to the housing in such a way that, on the one hand, the frictional forces occurring in a relative movement of the spindle nut relative to the housing are as low as possible, on the other hand, however, the spindle nut is guided sufficiently firmly against the housing, so that substantially only a rotation of the spindle nut on the housing is possible, but not angling, a tilt or a translation.
  • the threaded spindle can have any shape and can be formed from any material, such as a metal, a plastic or a composite material.
  • the threaded spindle has at least one region which has a constant outer diameter orthogonal to the central longitudinal axis of the threaded spindle and has an external thread. The outer diameter and the outer thread are designed such that this region of the threaded spindle can interact with the internal thread of the spindle nut.
  • a rotation of the spindle nut fixed to the housing then leads to a linear displacement of the threaded spindle with respect to the housing along the central longitudinal axis in the longitudinal axis direction, with the further requirement that the threaded spindle is connected to another component secured against rotation about the central longitudinal axis.
  • the threaded spindle can be formed integrally or consist of several components.
  • the area of the threaded spindle which has the external thread is preferably at least as long, particularly preferably at least 1.5 times as long and very particularly preferably at least twice as long as the housing along a direction of the central longitudinal axis of the housing via the spindle nut arranged threaded spindle.
  • the spindle nut has at least one end an area to which a fastening means can be attached and by means of which the linear movement of the spindle can be transmitted during operation.
  • the support element can in principle be shaped in any desired manner and consist of any material, such as a metal, a plastic, a composite material or a ceramic.
  • the support element can be arranged arbitrarily on the housing and thereby partially or completely rest against a part of the housing or form itself a part of the housing, so that the support member closes an open area of the housing.
  • the cage is any component that at least partially surrounds the housing and to which the housing is hinged, thereby allowing movement of the housing relative to the cage.
  • the housing can preferably not completely detach from the cage during operation.
  • the cage can surround the housing only partially or even on all sides, wherein the cage can have any number of openings.
  • the cage can be formed from any material, such as a metal, a plastic, a composite material or a ceramic.
  • the cage can fulfill even more functions, wherein it is preferably the task of the cage to fasten the housing so as to be pivotable relative to another component, for example a part of a motor vehicle seat structure.
  • the cage preferably has at least one fastening means or a fastening region for attachment, in particular to the motor vehicle seat or the motor vehicle seat structure.
  • the housing is hinged to the cage.
  • An articulated connection can initially be understood as meaning any connection which permits mobility between housing and cage and in which at least one reference point between the cage and the housing is spatially fixed. This may be a tilting movement in one or more spatial directions, a rotatability along one or more axes or an overlapping of the aforementioned tilting movements and rotations. By contrast, a translation along one or more spatial directions is essentially prevented by the articulated arrangement.
  • the spacer element is rotatably arranged about a central longitudinal axis of the spindle nut and thereby axially supported on a stop surface along the central longitudinal axis of the spindle nut on this.
  • the spacer element has a screw thread, preferably an external thread, that cooperates with a further screw thread on the support element, preferably an internal thread, such that the support element moves along the side wall by rotation of the spacer element relative to the spindle nut or housing Center longitudinal axis of the spindle nut is moved.
  • the spacer element may be made of any material, such as a metal, a plastic or be formed of a composite material.
  • the abutment surface of the spacer element preferably has a particularly smooth surface, so that the spacer element supported by the stop surface on the spindle nut can be rotated relative to the spindle nut, the frictional forces occurring being small.
  • a spacer to reduce the friction between the spindle nut and the spacer element.
  • at least one surface of the spacer is smooth and / or consists of a material having a low coefficient of friction in contact with the spindle nut or the spacer element.
  • the housing completely surrounds the components arranged thereon, with the threaded spindle being guided out of the housing through recesses on two sides.
  • the housing preferably has at least one removable cover, by means of which a part of the housing can be opened and closed again. The components inside the housing are thus protected in a particularly simple manner from contamination, wherein a repeated engagement by the removable cover, for example for readjustment or maintenance, is still possible.
  • the spacer element is designed as a bearing element between the spindle nut and the support element, preferably as sliding bearing, whereby the spindle nut and the support element with respect to each other can be rotated particularly easily and wear of both components by mechanical friction in particular easy way is reduced.
  • the spacer element has an adjusting element or an adjusting element is arranged on the spacer element, which is accessible through an opening in the housing from the outside, preferably by means of a tool, and by means of which the spacer element can be rotated relative to the spindle nut.
  • the screw thread between the spacer element and the support element can be materially blocked, wherein it is preferably designed such that a substance, in particular an adhesive, can be supplied to the cohesive connection of both threaded parts, which in a particularly simple manner the screw thread can be secured against undesired adjustment.
  • the thread is preferably designed in such a way that the substance can be well supplied to the cohesive connection and distributed on the thread. This can be done for example by channels, grooves or interruptions of the thread on the spacer element and / or on the support element.
  • a locking device is provided, by means of which the screw thread between the spacer element and the support element can be positively or positively locked, wherein preferably a locking element is provided as part of the locking device.
  • a locking device makes it possible to secure the screw thread against undesired rotation in a particularly advantageous manner, with very particular preference the locking device can be reversibly operated, whereby in a simple manner a repeated adjustment of the support element is possible.
  • the support element has a smooth and / or curved surface, which is particularly preferably adapted to the shape of a portion of the cage, which cooperates with the support element, whereby a secure and uniform guidance of the support element on the cage during movement of the housing in the cage is guaranteed.
  • the support member is arranged on the housing such that it is not rotatable relative to the housing.
  • the support member and the housing are shaped and arranged to each other, that the support element can not lose contact with the housing in an adjustment to the screw thread between the support element and spacer element.
  • This can be achieved in that a part of the support element protrudes into the housing and is guided during an adjustment by means of the screw thread of the spacer element on the housing. This can be done for example by means of interlocking grooves or in another form-fitting manner.
  • the support member relative to the housing by means of the screw thread by at least 5 mm, preferably at least 10 mm, more preferably adjusted by at least 20 mm, thereby adapting a corresponding game between the cage and the housing in a particularly simple Way becomes possible.
  • the spindle nut and / or the drive unit on the outside of a toothing on which both components cooperate are preferably arranged substantially orthogonal to one another.
  • both components act together as a worm gear, wherein very particularly preferably the spindle nut on its outer side as a helical worm wheel and the drive unit are designed as a shaft with a helical external thread de.
  • the shaft of the drive unit and the outside of the spindle nut form a gear stage that can be designed with a high gear ratio.
  • an embodiment as a worm gear has the advantage that due to the strong self-locking of a worm gear with stationary drive unit, the threaded spindle is effectively secured against external force and a resulting displacement along the central longitudinal axis.
  • the invention protrudes at least one end of the threaded spindle, preferably both ends of the threaded spindle out of the cage, wherein the cage has at least one opening, preferably at least two openings which are dimensioned such that unimpeded pivoting of the housing and the thereto arranged spindle is possible.
  • the pivotable articulation of the housing takes place on the cage by means of at least one nose or an axis on one of the two components and an adapted receptacle on the other component, whereby a pivoting in a spatial direction is possible in a particularly simple manner while effectively preventing rotation or pivoting in another spatial direction.
  • the cage and / or the housing at least a portion which can be closed and reopened.
  • both the cage and the housing each have at least one lid, whereby in closed lids, a malfunction of the operation of the outside and contamination are effectively prevented and at the same time all components are accessible in a simple manner when needed.
  • Fig. L is a schematic sectional view through a central longitudinal axis of a threaded spindle of an embodiment of an adjusting drive
  • FIG. 2 shows a perspective view of the partially assembled embodiment of the adjusting drive illustrated in FIG. 1;
  • Fig. 3 is an i8o ° rotated exploded view of the illustrated in Fig. 2, partially assembled embodiment of the adjustment drive and
  • Fig. 4 is a perspective view of the fully assembled, shown in Fig. L embodiment of the adjustment drive.
  • An embodiment of an adjusting drive 1 for a motor vehicle seat shown in FIG. 1 comprises a drive shaft 3 mounted on a housing 2 and a spindle nut 4 arranged within the housing 2, the drive shaft 3 and the spindle nut 4 cooperating as worm gears. On the spindle nut 4 a relative to the housing 2 in the longitudinal axis adjustable threaded spindle 5 is arranged. All components are formed from a metal, in particular a steel.
  • the housing 2 Around the housing 2 around a cage 6 is arranged.
  • the housing 2 is pivotally connected to the cage 6 and guided over an arranged on the housing 2 support plate 7 at one of the articulation opposite side of the cage 6 fitting, wherein the support plate 7 is arranged on the housing 2 such that a rotation in relation to Housing 2 is not possible.
  • the exact inner dimension of the cage 6 and the housing 2 with respect to the cage 6 precise and with a desired contact pressure of the support plate 7 relative to an inner wall 8 of the cage 6 set is in the area between the spindle nut 4 and the Supporting plate 7 arranged an axially with a stop surface 9 on the spindle nut 4, opposite the support plate 7 via a screw thread 10 axially adjustable to the spindle nut 4 sliding bearing 11 (see Fig .. 2).
  • the sliding bearing 11 has the function of supporting the spindle nut 4 on the support plate 7 and on this also on the housing 2.
  • the sliding bearing 11 allows a precise adjustment of the distance between the arranged on the Spindelmutter4 housing 2 and the support plate. 7
  • the drive shaft 3 mounted on the housing 2 is operated by an electric motor which drives the drive shaft 3 about a first axis of rotation 12.
  • the drive shaft 3 cooperates with the spindle nut 4 as a worm gear, wherein the spindle nut 4 are designed on its outer side as a helical worm wheel and the drive shaft 3 with a helical external thread.
  • a rotation of the drive shaft 3 about the first axis of rotation 12 causes a translated rotation of the spindle nut 4 about a second axis of rotation 13, which extends both through the Mit- longitudinal axis of the spindle nut 4 and the threaded spindle 5.
  • the spindle nut 4 is mounted on the one hand via the slide bearing 11 on the arranged on the housing 2 support plate 7 and the other via a second sliding bearing 14 directly to the housing 2 rotatably.
  • the threaded spindle 5 cooperates via an external thread with an internal thread of the spindle nut 4. If the threaded spindle 5 is firmly connected to a further component which is to be moved via the threaded spindle and thus secured against rotation about the central longitudinal axis, rotation of the spindle nut 4 about its axis of rotation 13 causes a linear displacement of the threaded spindle along the central longitudinal axis. In order to connect another component with the threaded spindle 5, the threaded spindle 5 at a spindle end 16 has a surface with a bore.
  • the housing 2 has, in the axial direction, the threaded spindle 5 or the spindle nut 4 two openings, so that the threaded spindle 5 depending on the set position in the spindle nut 4 at least with a spindle end 16, but usually with two spindle ends 16, 17 protrudes out of the housing 2 out.
  • the openings on the housing 2 have a slightly larger diameter than the threaded spindle 5, whereby on the one hand, the threaded spindle 5 in the axial direction freely in relation to the housing 2 is movable, on the other hand, penetration of foreign bodies in the housing 2 is prevented.
  • the housing 2 is formed as an assembly of three components - from a housing base on which the spindle nut 4 and the drive shaft 3 are arranged, the support plate 7, which closes a part of the housing 2, and a cover plate 22 by means of which the housing 2 are closed can and is disassembled if necessary in order to get to the arranged in the housing 2 components and optionally the distance of the support plate 7 to the housing 2 by rotation of the screw thread 10 on the sliding bearing 11 can vary (see Fig. 3 and Fig. 4 ).
  • the housing 2 is pivotally connected to the cage 6 via a formed on the housing 2 nose 20, which engages in a receptacle 21 in the cage 6.
  • a pivoting of the housing 2 with respect to the cage 6 in a spatial direction is possible, wherein the maximum deflection is limited by the size of the interior of the cage 6 with respect to the size of the housing 2.
  • a secure guidance of the housing 2 on the cage 6 is ensured by a continuous contact of the support plate 7 on the inner wall 8 of the cage 6 and at the same time prevents the nose 20 can be detached from the receptacle 21 of the cage 6.
  • the distance between the support plate 7 and housing 2 can be varied by the slide bearing 11 is rotated by a tool with a fixed spindle nut 4, whereby An axial displacement of the support plate 7 along the screw thread 10 between the sliding bearing 11 and the support plate 7 can be achieved.
  • the screw thread 10 is firmly bonded by means of an adhesive to prevent undesired adjustment.
  • the rotation of the sliding bearing 11 by means of a tool is not carried out on the sliding bearing 11 itself, but on a arranged between the sliding bearing 11 and the spindle nut 4 adjusting 15, which has notches on the outside into which the tool can grip.
  • the adjusting ring 15 acts on one side relative to the sliding bearing 11 frictionally over a rough surface and form-fitting depressions in the surface, which engage in a corresponding surface structure of the sliding bearing 11, and has on the other side a particularly smooth surface, the one Sliding with low friction on the spindle nut 5 allows.
  • a particularly smooth spacer ring between spindle nut 5 and plain bearing 11 is arranged on both sides and the rotation of the plain bearing 11 by means of a tool takes place directly on the plain bearing 11.
  • the cage 6 has two recesses 18, 19, through each of which a spindle end 16, 17 can protrude out of the cage 6, wherein the recesses 18, 19 are dimensioned such that a free pivoting of the housing 2 and the threaded spindle 5 arranged thereon is possible without it comes to a contact between the threaded spindle 5 and 6 cage.
  • a side cover plate is provided by means of which the cage 6 can be reversibly closed, whereby penetration of foreign bodies is prevented.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Transmission Devices (AREA)

Abstract

L'invention concerne un mécanisme de réglage pour un siège de véhicule automobile, comprenant une unité d'entraînement montée sur un boîtier, un écrou de broche disposé à l'intérieur du boîtier et pouvant être entraîné par l'unité d'entraînement, une broche filetée disposée sur l'écrou de broche et déplaçable dans la direction de l'axe longitudinal par rapport au boîtier et une cage entourant au moins en partie le boîtier, le boîtier étant relié à la cage et étant guidé adjacent à la cage par l'intermédiaire d'un élément d'appui disposé sur le boîtier. Pour fournir un mécanisme de réglage pourvu d'un boîtier disposé de manière pivotante sur une cage et appuyé contre la cage, pour lequel la dimension du boîtier peut être adaptée de manière simple et précise aux dimensions de la cage afin que, même lors d'une production en série des deux composants, des écarts de dimensions lors du montage puissent être compensés à peu de frais et de manière simple, selon l'invention, pour fixer le boîtier par rapport à la cage, un élément espaceur réglable reposant axialement avec une surface de butée contre l'écrou de broche, réglable axialement à l'écrou de broche par rapport à l'élément d'appui par l'intermédiaire d'un filetage, est disposé dans la zone entre l'écrou de broche et l'élément d'appui.
PCT/EP2013/064246 2012-07-10 2013-07-05 Mécanisme de réglage WO2014009270A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201210106196 DE102012106196B3 (de) 2012-07-10 2012-07-10 Verstellantrieb für einen Kraftfahrzeugsitz
DE102012106196.3 2012-07-10

Publications (1)

Publication Number Publication Date
WO2014009270A1 true WO2014009270A1 (fr) 2014-01-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/064246 WO2014009270A1 (fr) 2012-07-10 2013-07-05 Mécanisme de réglage

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DE (1) DE102012106196B3 (fr)
WO (1) WO2014009270A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018019609A1 (fr) * 2016-07-28 2018-02-01 Robert Bosch Gmbh Dispositif d'entraînement pour un système d'entraînement de confort d'un véhicule à moteur et système d'entraînement de confort
WO2021036289A1 (fr) * 2019-08-28 2021-03-04 昆山睿唯景汽车科技有限公司 Mécanisme de transmission flexible à tige de vis
CN113993766A (zh) * 2019-06-21 2022-01-28 蒂森克虏伯普利斯坦股份公司 用于附接到丝杠上的耦合元件、带有耦合元件的丝杠、带有丝杠的转轴驱动器和带有转轴驱动器的机动车辆转向柱

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015215428A1 (de) * 2015-08-13 2017-02-16 Robert Bosch Gmbh Antriebseinrichtung für einen Komfortantrieb eines Kraftfahrzeugs und Komfortantrieb
CN109803853B (zh) * 2016-10-10 2022-06-24 恺博座椅机械部件有限公司 用于主轴驱动器的传动装置、主轴驱动器以及车辆座椅
DE102018212959A1 (de) * 2018-08-02 2020-02-06 Stabilus Gmbh Schwenkbare Spindelmutter
DE102020110442A1 (de) * 2020-02-04 2021-08-05 Adient Engineering and IP GmbH Längseinsteller und fahrzeugsitz
DE102020105410A1 (de) 2020-02-28 2021-09-02 Nidec Motors & Actuators (Germany) Gmbh Getriebegehäuseeinheit mit Spannschraube für axialen Spielausgleich
DE102020105411A1 (de) 2020-02-28 2021-09-02 Nidec Motors & Actuators (Germany) Gmbh Getriebegehäuseeinheit mit Polymerelement und Spannschraube für axialen Spielausgleich
DE102021204486A1 (de) 2021-05-04 2022-11-10 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Coburg Höhenverstelleinrichtung eines fahrzeugsitzes

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