EP4093991A1 - Actionneur pour applications automobiles - Google Patents

Actionneur pour applications automobiles

Info

Publication number
EP4093991A1
EP4093991A1 EP21701646.8A EP21701646A EP4093991A1 EP 4093991 A1 EP4093991 A1 EP 4093991A1 EP 21701646 A EP21701646 A EP 21701646A EP 4093991 A1 EP4093991 A1 EP 4093991A1
Authority
EP
European Patent Office
Prior art keywords
actuator
gear
gear stage
drive
crown
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP21701646.8A
Other languages
German (de)
English (en)
Inventor
Robert Landskron
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kiekert AG
Original Assignee
Kiekert AG
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 Kiekert AG filed Critical Kiekert AG
Publication of EP4093991A1 publication Critical patent/EP4093991A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
    • E05B81/04—Electrical
    • E05B81/06—Electrical using rotary motors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/16—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators operating on locking elements for locking or unlocking action
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
    • E05B81/26—Output elements
    • E05B81/28—Linearly reciprocating elements
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
    • E05B81/32—Details of the actuator transmission
    • E05B81/34—Details of the actuator transmission of geared transmissions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/90—Manual override in case of power failure
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
    • E05B83/28—Locks for glove compartments, console boxes, fuel inlet covers or the like
    • E05B83/34—Locks for glove compartments, console boxes, fuel inlet covers or the like for fuel inlet covers essentially flush with the vehicle surface
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/71—Toothed gearing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/30—Electronic control of motors
    • E05Y2400/3013—Electronic control of motors during manual wing operation
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/534—Fuel lids, charger lids
    • 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
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/125—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising spiral gears

Definitions

  • the invention relates to an actuator for motor vehicle applications, in particular for motor vehicle locking devices, comprising an electric motor, an actuating element acted upon indirectly or directly via a drive train and a drive wheel equipped with an evoloid toothing on an output shaft of the electric motor.
  • Actuators for motor vehicle applications are used, for example, to adjust an exterior mirror, to adjust the seat, to adjust the headlight or to adjust or adjust the windshield wipers.
  • actuators of this type can also be used in principle to act on flap elements, such as a tailgate, a trunk lid, a motor vehicle door, an engine hood or the like.
  • motor vehicle locking devices are, for example, a closing drive for a motor vehicle door or a tailgate.
  • servo lock holders can also be moved with such actuators in order to also pull a motor vehicle door shut.
  • applications inside a motor vehicle door lock are conceivable, for example in such a way that individual lock elements are acted upon, for example a locking element or central locking element.
  • the actuator can also be used to lock tank flaps or charging sockets on electric vehicles, among other things.
  • a multi-stage transmission device for adjusting a structural unit in a motor vehicle is described.
  • the unit can be a seat adjustment, an exterior mirror adjustment or a headlight adjustment Position as well as a window regulator or other elements in or on the motor vehicle.
  • the known multi-stage gear mechanism works with a first gear stage consisting of a worm and a spur or worm gear meshing with the worm. A second gear stage is also implemented.
  • the second gear stage consists of an evoloid pinion and an output gear that meshes with the evoloid pinion.
  • the spur or worm wheel engaging the worm is coupled to the evoloid pinion.
  • the evoloid pinion can be a plastic pinion. In this way, a compact transmission device is made available with which high torques can also be transmitted.
  • a spindle drive for motorized adjustment of an adjusting element of a motor vehicle is described.
  • a planetary gear with a rotatable sun gear and coaxially to a rotatable planet carrier is realized.
  • the engagement between the sun gear and the at least one planet gear of the planet gear carrier is designed as evoloid gearing. In this way, the overall space required in the direction of the drive longitudinal axis is to be reduced.
  • EP 1 363 809 B1 relates to an actuator for adjusting the motor vehicle exterior mirror.
  • a mirror adjustment element is implemented, which is coupled to the electric motor via the drive train.
  • the drive train has a main gear, which is provided in the drive train in the vicinity of the mirror adjustment element.
  • the main gear is connected to evoloid gearing via a pinion.
  • an actuator for automotive applications wherein an electric motor acts on a drive train, which in turn moves an actuator.
  • an evoloid pinion is arranged, which forms a spur gear with an output gear of the first gear stage.
  • the prior art consequently shows, quite generally, actuators for automotive applications which provide at least one evoloid toothing in their drive train.
  • the evoloid gearing is implemented in the center of the drive train or adjacent to the actuating element in order to generally provide high gear ratios at the output of the drive train with the aid of such an evoloid gearing.
  • the drive train works at its input in the prior art typically with a worm gear. This is where the invention comes in.
  • the invention is based on the technical problem of providing such an actuator for automotive applications that, compared to the previous state of the art, an even more compact design is sufficient and, in particular, high gear ratios are made available even with only one gear stage .
  • the task is to provide an improved actuator for motor vehicle applications.
  • the task arises of providing a compact actuator that provides a large gear ratio, has a high degree of efficiency and which can be driven back at the same time.
  • an actuator for automotive applications in particular for automotive locking devices, comprising an electric motor, an actuating element acted upon indirectly or directly via a drive train and an actuator on an output shaft of the electric motor with an evoloid toothing excellent Equipped drive wheel, the drive train having at least one crown gear stage.
  • the inventive design of the actuator is now the ability to provide a very compact actuator that enables high gear ratios in a gear stage, while at the same time a high efficiency of the gear stage can be achieved.
  • a gear stage can be provided that manages with a minimum of installation space.
  • the central axis of the drive wheel it is possible for the central axis of the drive wheel to be at right angles or, preferably, almost at right angles with respect to a central axis of the driven wheel.
  • the compactness of the transmission can thus be combined with a high gear ratio and high efficiency in an advantageous manner.
  • a crown gear stage offers the possibility of resetting, in other words the crown gear stage can preferably be reset manually. This in turn offers an advantage that enables manual resetting of the actuating element in the event of a failure of an electrical power supply.
  • the invention is based on the consideration that a crown gear stage is more efficient than a helical gear stage.
  • a crown gear stage is more efficient than a helical gear stage.
  • no axial force occurs between the pinion and the crown gear, or only a small axial force in the case of helical gearing.
  • the toothing of the crown gear and the pinion used to drive the crown gear can be produced comparatively easily, the crown gear preferably being designed as a plastic component.
  • a crown gear stage can be produced more cheaply than a helical gear stage.
  • a rolling-optimized design also improves the smoothness of the drive train.
  • the invention recognizes that the output shaft of a crown gear stage does not have to absorb any axial forces or, compared to a helical gear stage, it does not have to absorb axial forces.
  • the pinion can also move freely in the axial direction over the toothing of the crown gear without affecting the contact pattern or the backlash become.
  • the use of a crown gear stage therefore makes it possible to make the gear stage shorter in the axial direction.
  • the actuator described according to the invention can be used for all of the automotive applications given above. In particular, however, implementations in connection with motor vehicle locking devices are advantageously implemented. This can be a closing drive, an opening drive, a servo lock holder or the like. In addition, flap locks, such as a tank flap lock, or a lock on a Ladedo se in an electric or hybrid vehicle can be implemented with the aid of the actuator described.
  • the drive gear interacts directly with an output gear designed as a crown gear.
  • the use of the crown gear stage directly adjacent to the engine results in several advantages. On the one hand, it is possible to work without an axis distance between the drive shaft and the output shaft, that is, an axis distance of 0 mm can be provided at which the axes intersect.
  • the gear stage with the crown gear offers the advantage of forming a gear stage that requires very little installation space.
  • the actuator can be designed to be very flat, as a result of which a flat drive train for the Sachle can be achieved overall.
  • the combination of no or only a small center distance between the wheel and pinion and the overlap between the drive wheel and the crown wheel enables a compact design to be achieved.
  • the actuator and in particular the first gear stage of the drive train, is designed in such a way that the drive pinion on the output shaft of the motor is aligned directly in the direction of the axis of the output gear, a structural solution can be provided that requires minimal installation space.
  • the drive wheel on the motor shaft is designed as an evoloid gear. det, which in turn enables positive engagement ratios between the drive gear and the driven gear to be achieved.
  • a gear stage can be implemented which is characterized by extremely smooth running.
  • a major advantage of the crown gear stage is that a high level of efficiency can be achieved. Small installation space, smoothness and high efficiency are advantages that can be combined by the inventive arrangement in the actuator.
  • axles of the drive gear and the driven gear have an axial offset
  • an axial offset can be set between the driving and the driven gear.
  • the available space is always limited, especially in automotive applications.
  • Constructive freedom in the design of the gear stages thus allow a high degree of constructive freedom, which in turn has a positive effect on the space required for the actuator.
  • the dimensions of the actuator can be adapted to the existing installation space.
  • the drive gear and the output gear form a crown gear stage, the crown gear stage forming a first gear stage of the drive train and the first gear stage driving at least a second gear stage.
  • high gear ratios can be achieved in the actuator.
  • High levels of translation then enable the required actuating forces to be provided for the actuating element.
  • high actuating forces but also short actuating times for the actuating element can be achieved.
  • the ability to achieve high gear ratios in the gear stages means that weaker motors can be used, which in turn has a positive effect on the cost of the actuator.
  • the complementary gear can be equipped with one or more additional evoloid gears.
  • the supplementary gear can also have gear stages with spur gears or helical gears. In this way, a particularly compact implementation of the actuator according to the invention is generally made available. Because of the evoloid gearing used, one or more gear stages can be omitted. This also leads to the fact that the actuator according to the invention has or can have small dimensions. In addition, this can reduce the overall weight of the actuator.
  • evoloid gears have better acoustics with less operating noise than spur gears with straight gears, so that the background noise is also positively influenced. Quite apart from that, such evoloid gears are usually not designed to be self-locking, so that they can be moved manually if necessary and, in particular, can be reset manually.
  • gears of the gear stages are designed parallel to one another, a structurally advantageous solution can in turn be provided. If the axis of the crown gear of the first gear stage is arranged parallel to a second axis of a means of the crown gear-driven second gear stage, a drive train for the actuator can be provided in a very small space.
  • the compact design is a major advantage of the arrangement of the drive train and in particular the use of at least one crown gear stage.
  • the actuator can be used to lock tank flaps and / or a charging plug. There is generally little space available in charging plugs or on charging sockets or in the area of the tank flaps.
  • the installation space can be reduced to a minimum can be reduced to a minimum, while at the same time the requirements placed on the actuator, for example the actuating force, can be met.
  • the drive wheel can have one to four teeth, preferably three teeth.
  • the drive wheel or the evoloid pinion preferably has three teeth. In principle, however, different numbers of teeth are also possible, for example only two or even only a single tooth or four or six teeth.
  • the so-called normal module of the evoloid pinion is located at 0.5 and more.
  • the module of a gear is generally understood to be a measure of the size of the teeth. As a rule, the module clearly describes the relationship between the diameter of the gear in question and the number of teeth.
  • the normal module is defined as the module in the normal section, i.e. in a surface of the toothing perpendicular to the flank lines.
  • the invention relies on a relatively small normal module of at least 0.5. As a result, high torques can be transmitted and no excessively large force peaks are observed in the evoloid pinion, so that even synthetic materials can be used at this point for implementation.
  • the drive train can be composed at least partially of plastic gear wheels.
  • the evoloid drive gear and the crown gear are preferably registered det as an output gear made of plastic.
  • Gear components made of plastic can be manufactured particularly cheaply and are characterized by their low weight.
  • a plastic pinion or a plastic gear has a high degree of smoothness, which is higher than that of a metal pinion or gear of otherwise identical dimensions.
  • the actuator has an emergency release.
  • the emergency unlocking can be carried out directly manually, for example manually gripping and the actuating element being movable.
  • the emergency release can consist of a rope or a pulling element, so that the adjusting element from the Actuator outstanding position can be moved back into the retracted position.
  • mechanical intervention in the actuating element is necessary, with the gear stage or stages being able to be reset, for example, via an actuating means, so that the actuating element can be moved.
  • An emergency actuation or an emergency release is necessary if, for example, the actuating element is in an extended position and there is a current or voltage failure in the motor vehicle. In this case, it must be possible to reset the adjusting element so that emergency unlocking is possible.
  • the emergency release refers to the fact that the control element is used, for example, to lock a charging plug.
  • Figure 1 is a plan view of an actuator designed according to the invention with a view of the drive train, only the essential components for explaining the inven tion are reproduced;
  • FIG. 2 shows a view of the drive train according to FIG. 1 from a rear view without a housing shell with a housing cover.
  • Figure 1 shows an actuator 1 in a three-dimensional view and a view of a housing shell 2 with an integrated electric motor 3, a drive train 4, an actuator 5, an emergency release 6 and a switching means 7.
  • the actuator 1 can be used, for example, to lock a tank flap or a charging plug of an electric vehicle.
  • it serves the adjusting element 5 as a bolt that can prevent the fuel filler flap from opening or the charging plug from being pulled out during a charging process, for example.
  • FIG. 2 shows the locked state.
  • the adjusting element 5 has been moved out of the housing 2 of the actuator 1 Ge.
  • the adjusting element 5 can be moved out of the housing 2 or into the housing 2 in the direction of the arrow P.
  • a drive wheel 9 is arranged on a drive shaft 8 of the electric motor 3, where the drive wheel 9 can be plugged onto the drive shaft 8, for example.
  • the drive wheel 9 is designed as an evoloid gear 9 and meshes with a crown gear 10.
  • the evoloid gear 9 has three teeth.
  • the arrangement between the drive wheel 9 and the crown wheel 10 is designed in such a way that there is no center distance between the drive shaft 8 and the axis 11 of the crown wheel 10. In other words, the axes 8, 11 intersect.
  • Evoloid gear 9 and crown gear 10 form a crown gear stage 12. It should also be noted that the electric motor 3 is positively received in receptacles 13 of the housing 2.
  • the crown gear interacts with a further gear 14 to form a second gear stage 15.
  • the second gear stage is designed as a spur gear stage.
  • the toothed wheel 14 is only partially provided with a toothing, and also formed with a partially circumferential elevation 16, wherein the elevation 16 with the switching means 7, here a microswitch, can be brought into engagement.
  • the gear 14 thus serves on the one hand to transmit the torque to the actuating element and on the other hand to detect the position of the actuating element 5.
  • the locked position is shown, the locked position with a release of the switching means 7 corresponds.
  • the gear 14 or the elevation 16 is moved in such a way that the elevation moves into the effective range of the switching means 7 and the switching means 7 is actuated. In this way, it is possible to detect the position in which the actuating element 5 is located.
  • the axes 11 of the crown wheel and the axis 17 of the second gear 14 are in this embodiment game arranged parallel to each other. This enables high gear ratios to be achieved in the smallest of spaces.
  • the gear 14 of the second gear stage 15 interacts directly with the actuating element 5.
  • a further toothing 18 is formed on the gear wheel 14, which engages directly in a toothing formed as a rack 19 on the adjusting means 5.
  • the drive train 4 is thus formed by the drive wheel 9, the crown wheel 10, the gear 14 and the rack 19, the drive train 4 being driven by the electric motor 3, so the electric motor 3 also forms part of the drive train 4.
  • the actuating element 5 is shown in FIGS. 1 and 2 in the extended position. If there is a power failure in the extended position, the operator can use an emergency unlocking device 6 to move the actuating element 5 back into the unlocked position.
  • an emergency unlocking device 6 for example, a handle part (not shown) can be arranged on the emergency release means 6, which an operator can grasp and actuate. By actuating the emergency unlocking means 6 in the direction of the arrow P1, the actuating element 5 can thus be moved into an unlocking position.
  • FIG. 1 An alternative and second possibility for moving the
  • An actuator 20 is equipped with a gear 21, the gear 21 in turn with a gear 22 of the second gear stage 15 meshes. If the actuating means 20 is moved, for example by means of a tool, the second gear stage 15 can be moved, as a result of which the actuating element 5 can be adjusted into a locked or unlocked position.
  • the gear 22 can be assembled and manufactured independently of the gear, but it is also conceivable to form the gear 22 in one piece with the gear 14 trainees.
  • the actuating means 20 can thus serve as an emergency release means, but locking can also be carried out by means of the actuating means 20.
  • FIG. 1 shows part of the housing 2, in particular the housing shell 2
  • FIG. 2 shows a housing cover for closing the housing 2.
  • Via sealing means 24, 25, in particular elastic sealing means 24, 25, thetientle element 5, the emergency release means 6 and the actuating means 20 are led out of the hous se 2.
  • a compact design of an actuator 1 can be implemented by forming a crown gear stage 12 in combination with a second gear stage 15, the advantages of the crown gear stage 12 enabling a design with minimal external dimensions of the actuator 1.
  • a high degree of efficiency of, for example, 0.88 can be achieved, which can be advantageously combined with the smooth running of the crown gear stage and the transmission of large torques.
  • the gear stages 12, 15, 19, as well as the other components of the housing shell 2, actuating element 5, emergency release 6, drive wheel 9, crown gear stage 10, 11, 12, receptacle 13, the gears 14, 15, 18, 21, 22, the rack 19, the Actuate transmission means 20 and the housing cover 23 are made of plastic, which in turn has a positive effect on the smoothness, weight and costs of the actuator 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Transmission Devices (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Gears, Cams (AREA)

Abstract

L'invention concerne un actionneur (1) pour applications automobiles, en particulier pour des dispositifs de fermeture de véhicule automobile, comprenant un moteur électrique (3), un élément d'actionnement (5) qui peut être sollicité directement ou indirectement par l'intermédiaire d'une transmission (4) et, disposée sur un arbre d'entraînement (8) du moteur électrique (3), une roue d'entraînement (9) avec une denture développante, la transmission (4) ayant au moins un étage de couronne (12).
EP21701646.8A 2020-01-21 2021-01-13 Actionneur pour applications automobiles Withdrawn EP4093991A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020101362.0A DE102020101362A1 (de) 2020-01-21 2020-01-21 Stellantrieb für kraftfahrzeugtechnische Anwendungen
PCT/DE2021/100032 WO2021148081A1 (fr) 2020-01-21 2021-01-13 Actionneur pour applications automobiles

Publications (1)

Publication Number Publication Date
EP4093991A1 true EP4093991A1 (fr) 2022-11-30

Family

ID=74235990

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21701646.8A Withdrawn EP4093991A1 (fr) 2020-01-21 2021-01-13 Actionneur pour applications automobiles

Country Status (6)

Country Link
EP (1) EP4093991A1 (fr)
JP (1) JP2023510967A (fr)
KR (1) KR20220126775A (fr)
CN (1) CN115003930A (fr)
DE (1) DE102020101362A1 (fr)
WO (1) WO2021148081A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020124091A1 (de) 2020-09-16 2022-03-17 Kiekert Aktiengesellschaft Stellantrieb für kraftfahrzeugtechnische Anwendungen
DE102021119633A1 (de) * 2021-07-28 2023-02-02 Kiekert Aktiengesellschaft Aufstellvorrichtung für eine Kraftfahrzeug-Tür
CN115714285A (zh) * 2021-08-23 2023-02-24 凯毅德汽车系统(常熟)有限公司 针对机动车领域应用的闭锁执行器
DE102021123331A1 (de) 2021-09-09 2023-03-09 Kiekert Aktiengesellschaft Antriebseinheit für Kraftfahrzeug-Technische-Anwendungen
DE102021123329A1 (de) * 2021-09-09 2023-03-09 Kiekert Aktiengesellschaft Kraftfahrzeug-Schloss insbesondere Kraftfahrzeug-Türschloss
DE102021132239A1 (de) 2021-12-08 2023-06-15 Kiekert Aktiengesellschaft Stellantrieb für kraftfahrzeugtechnische Anwendungen
DE102022118120A1 (de) 2022-07-20 2024-01-25 Kiekert Aktiengesellschaft Antriebseinheit für kraftfahrzeugtechnische Anwendungen Kronenrand als Stellgetriebe im Schloss (Weiterentwicklung)
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KR20220126775A (ko) 2022-09-16
WO2021148081A1 (fr) 2021-07-29
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JP2023510967A (ja) 2023-03-15
US20230087426A1 (en) 2023-03-23

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