WO2011110377A2 - Dispositif d'entraînement comportant un moteur d'entraînement électrique et une transmission - Google Patents

Dispositif d'entraînement comportant un moteur d'entraînement électrique et une transmission Download PDF

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Publication number
WO2011110377A2
WO2011110377A2 PCT/EP2011/050937 EP2011050937W WO2011110377A2 WO 2011110377 A2 WO2011110377 A2 WO 2011110377A2 EP 2011050937 W EP2011050937 W EP 2011050937W WO 2011110377 A2 WO2011110377 A2 WO 2011110377A2
Authority
WO
WIPO (PCT)
Prior art keywords
spur gear
drive device
output shaft
circuit board
electronic circuit
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.)
Ceased
Application number
PCT/EP2011/050937
Other languages
German (de)
English (en)
Other versions
WO2011110377A3 (fr
Inventor
Tarek Mili
Detlef Lauk
Uwe Merkelbach
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to CN201180013239.7A priority Critical patent/CN103098349B/zh
Publication of WO2011110377A2 publication Critical patent/WO2011110377A2/fr
Publication of WO2011110377A3 publication Critical patent/WO2011110377A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
    • H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/38—Control circuits or drive circuits associated with geared commutator motors of the worm-and-wheel type
    • 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
    • E05F15/665—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings
    • E05F15/689—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings specially adapted for vehicle windows
    • E05F15/697—Motor units therefor, e.g. geared motors
    • 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
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/47—Springs
    • E05Y2201/49—Wrap springs
    • 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
    • E05Y2900/55—Windows
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes

Definitions

  • the invention relates to a drive device with an electric drive motor and a gearbox
  • the invention relates to a drive device with an electric drive
  • EP 1 897 208 B1 a drive device with an electric motor and a transmission is described, wherein the flanged to the gear housing electric motor is driven via an electronic board, which is inserted into the Geretege- housing.
  • the electronics board is located in the gear housing o- above the rotor shaft and at a distance from the transmission components, via which the drive movement of the rotor shaft is transmitted to an output shaft.
  • the transmission components comprise a worm seated on the rotor shaft, a worm gear meshing with the worm, and a driven gear connected to the output shaft driven by the worm wheel.
  • the electronics board has a clearance both to the worm and to the worm gear and the driven gear.
  • the invention is based on the object, with simple structural measures, a drive device with an electric drive motor and a transmission in a transmission housing compact design run. This object is achieved with the features of claim 1.
  • the dependent claims indicate expedient developments.
  • the drive device according to the invention is preferably used in motor vehicles for adjusting a structural unit, for example as a window lifter, for seat adjustment or the like.
  • the electric drive motor is preferably a DC internal rotor motor.
  • the drive movement of the electric drive motor which is either flanged to the transmission housing or integrated into the transmission housing is transmitted via transmission components to an output shaft, which is part of the drive device.
  • the drive device forms with the drive motor and the transmission components in the transmission housing including the output shaft a prefabricated module that can be used in the desired position in the motor vehicle or in other applications.
  • the rotor shaft of the drive motor drives via a spur gear, which is part of the transmission, the output shaft, which is rotatably mounted in the transmission housing.
  • an electronic board is used in the transmission housing, via which the energization of the electric drive motor is controlled.
  • the electrical power supply is expediently carried out via a connecting plug, which is likewise integrated in the gearbox housing or connected thereto.
  • the plate-shaped electronic board lies in a plane which extends transversely to the longitudinal axis of the output shaft. Due to the motion transmission of the rotor shaft via the spur gear to the output shaft, the axes of intersect
  • Rotor shaft and output shaft at a right angle and the electronic board is arranged parallel to the rotor shaft axis.
  • the electronic board is axially spaced from the spur gear and that the electronic board at least partially covers the spur gear in the radial direction.
  • the axial distance between the plane of the electronic board and the spur gear allows the overlap or overlap in the radial direction with the spur gear, so that a portion of the electronic board seen in the direction of the longitudinal axis of the output shaft covers a radially outwardly lying portion of the spur gear.
  • the overlapping preferably takes place only partially and in particular extends at most as far as the axis of rotation of the ablation. drive shaft. In principle, however, it is also possible for an overlap covering the axis of rotation of the output shaft, if appropriate also a complete overlap of the spur gear.
  • the drive device assumes a compact design, since due to the inventive axial and radial positioning of the spur gear and electronic board to each other an arrangement of these components in different levels with partial overlapping is given.
  • the required for the electronics board additional space in the gear housing is limited to a minimum. With a complete coverage of the spur gear - possibly also other transmission components - through the electronic board can be dispensed with an additional installation space for the electronic board, whereby the required dimensions of the gear housing can be further reduced.
  • the drive device is characterized by a compact sandwich structure with a driver, a brake, a spur gear and an electronic board.
  • a brake device is arranged in the transmission housing, which exerts a braking force on the output shaft in one of the drive movement of the drive motor oppositely directed rotational movement of the output shaft.
  • a braking device is used in particular in power windows in motor vehicles to ensure that a window in the closed position can not be pressed from the outside against the engine torque or stall torque of the engine.
  • the braking device comprises a brake member, which preferably lies axially between the spur gear and the plane of the electronic board, but possibly also protrudes axially beyond the plane of the board. In this case, the electronic board covers only a portion of the spur gear, but not the brake member.
  • the electronic circuit board is located axially outside of the brake member, so that a radial partial overlap or complete overlap of the brake member of the braking device by the electronic board is possible.
  • the braking member is designed as a wrap spring, which is accommodated in a housing-side brake drum, which axially adjacent to the spur gear. In a drive via the electric drive motor, the braking member of the brake device is out of operation, so that the rotational movement of the output shaft undergoes no braking torque. If, on the other hand, a torque is generated on the output shaft from the outside, then the brake member enters brake function and generates a braking torque which inhibits the rotational movement of the output shaft.
  • this is placed around the output shaft and presses in the case of braking radially inwards or outwards, whereby a ring wall of the spur gear is subjected to a braking torque.
  • the brake drum which receives the wrap spring, preferably has a smaller radius than the spur gear, wherein the radially over the brake drum projecting annular portion of the spur gear is covered by the electronic board.
  • the side edge of the electronic board is in this case adjacent to the outer wall of the brake drum.
  • the spur gear expediently has an outer toothing, which meshes with a worm arranged on the rotor shaft, wherein the spur gear is overlapped at least in the region of its outer toothing radially from the electronic board.
  • the electronic board preferably covers a sector of the spur gear, wherein the sector angle is preferably less than 180 °, for example 90 ° or 120 °.
  • a receiving space for the electronic board is inserted into the gear housing, wherein the electronic board is separated from the spur gear via a housing wall of the receiving space.
  • the receiving space extends at least partially over the spur gear.
  • the electronic board is, according to another advantageous embodiment, L-shaped, wherein the L-shaped leg of the electronic board engages over the rotor shaft of the drive motor in the transverse direction.
  • a sensor may be mounted, which picks up the encoder signal from the rotor shaft.
  • the sensor is preferably designed as a Hall sensor on the guide plate and a ring magnet on the rotor shaft. This way will achieved a further overlap of the electronic board and a component of the drive device to achieve a compact design.
  • FIG. 1 is a perspective view of a drive device with an electric drive motor and a transmission housing, with an electronic circuit board in a receiving space of the transmission housing, wherein a portion of the electronic board extends beyond a spur gear which is rotatably coupled to an output shaft mounted in the transmission housing,
  • Fig. 2 in exploded view various components of the drive device.
  • the drive device 1 consists of a drive motor 2 and a transmission 3 in a transmission housing 4.
  • the electric drive motor 2 is flanged via its pole housing 7 to the transmission housing 4 and connected by screws with this.
  • the drive motor 2 has a rotor shaft, which carries a worm, which is in engagement with a spur gear 5 and this drives, wherein the spur gear 5 rotatably connected to an output shaft 6.
  • the output shaft 6 is rotatably mounted in the transmission housing 4, wherein the axis of rotation of the output shaft 6 is perpendicular to the axis of rotation of the rotor shaft of the drive motor 2 and is at a distance therefrom.
  • the adjusting movement of the drive device 1 can be transferred to another unit.
  • a driver 8 is pushed onto the output shaft 6, which is rotatably connected to the output shaft 6 and has an external toothing for engagement of another gear.
  • the drive device 1 further comprises a braking device 9, which comprises a brake drum 10 and a wrap spring 1 1, which forms the braking member of the braking device.
  • the braking device 9 has the task to exert on the output shaft 6 a braking torque in the event that a torque is applied from the outside, ie on the projecting out of the gear housing portion of the output shaft and the driver 8.
  • the wrap spring 1 1 applies radially to a wall of the spur gear 5 and generates in this way a braking torque which acts on the output shaft.
  • the spur gear 5 is provided with an annular space 12 which is concentrically placed around the output shaft 6 and in which the brake drum 10 is used with the wrap spring 1 1. In case of braking, the wrap spring 1 1 pulls and arrives in braking contact with the radially inner wall of the annular space 12th
  • a receiving space 13 is further introduced, in which an electronic board 14 is inserted, via which the electric drive motor 2 is to be controlled.
  • the electronic board 14 is L-shaped (see also Fig. 2), the receiving space 13 has a corresponding geometry.
  • the projecting from the main part of the electronic board 14 leg 15 extends in the transverse direction to the rotor shaft of the electric drive motor 2 and is in installation position above the rotor shaft, adjacent to the spur gear 5.
  • the main part of the electronic board 14 extends, as shown in FIG. 2, in parallel to the drive motor 2.
  • the electronic board 14 lies in a plane which lies axially outside the spur gear 5, so that a partial radial overlap between the electronic board
  • the spur gear 5 has an external toothing 5a, into which the worm engages on the rotor shaft of the drive motor 2.
  • the electronic board 14 covers the spur gear 5 segment-shaped in the region of the external toothing 5a. The overlap takes place in the region of the laterally projecting limb 15 and in the front region of the main part of the electronic circuit board, from which the limb 15 branches off.
  • the segment angle, which is covered by the electronic board 14 and the leg 15, is about 90 °.
  • the housing wall 16 of the receiving space 13 is double-L-shaped and forms the receiving seat for the electronic board 14.
  • the electronic board 14 is located on this horizontal outer portion of the housing wall 16, the electronic board 14 is located.
  • Another, perpendicular thereto housing portion of the housing wall 16 forms the peripheral outer wall of the receiving space 13, wherein the receiving space 13 facing away from the outside of this section of the housing wall 16 forms a contact surface for the brake drum 10.
  • connection plug 17 is connected to the transmission housing 4 adjacent to the receiving space 13 and is in particular made in one piece with the transmission housing 4.
  • the power supply of the electric drive motor 2 takes place.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Gear Transmission (AREA)

Abstract

L'invention concerne un dispositif d'entraînement comportant un moteur d'entraînement électrique et une transmission logée dans un carter de transmission, un arbre de rotor du moteur d'entraînement entraînant un arbre de sortie au moyen d'une roue dentée droite. Le carter de transmission comporte par ailleurs une platine électronique pour commander le moteur d'entraînement, la platine électronique étant disposée axialement espacée par rapport à la roue dentée droite et recouvrant au moins partiellement la roue dentée droite dans la direction radiale.
PCT/EP2011/050937 2010-03-11 2011-01-25 Dispositif d'entraînement comportant un moteur d'entraînement électrique et une transmission Ceased WO2011110377A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201180013239.7A CN103098349B (zh) 2010-03-11 2011-01-25 具有电驱动马达和传动机构的驱动装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010002793.6 2010-03-11
DE102010002793A DE102010002793A1 (de) 2010-03-11 2010-03-11 Antriebseinrichtung mit einem elektrischen Antriebsmotor und einem Getriebe

Publications (2)

Publication Number Publication Date
WO2011110377A2 true WO2011110377A2 (fr) 2011-09-15
WO2011110377A3 WO2011110377A3 (fr) 2012-04-19

Family

ID=44507686

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/050937 Ceased WO2011110377A2 (fr) 2010-03-11 2011-01-25 Dispositif d'entraînement comportant un moteur d'entraînement électrique et une transmission

Country Status (3)

Country Link
CN (1) CN103098349B (fr)
DE (1) DE102010002793A1 (fr)
WO (1) WO2011110377A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013209845A1 (de) 2013-05-27 2014-11-27 Robert Bosch Gmbh Getriebe-Antriebseinrichtung für einen Komfortantrieb eines Kraftfahrzeugs
JP6485032B2 (ja) * 2014-12-22 2019-03-20 株式会社デンソー 駆動装置、および、これを用いた電動パワーステアリング装置
DE102017209621A1 (de) * 2017-06-08 2018-12-13 Robert Bosch Gmbh Antriebseinheit mit einem elektronisch kommutierten Motor und einer Elektronikeinheit
DE102020202364A1 (de) * 2020-02-25 2021-08-26 Robert Bosch Gesellschaft mit beschränkter Haftung Steuervorrichtung, insbesondere Lenkungssteuervorrichtung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1897208B1 (fr) 2005-06-22 2008-10-08 Robert Bosch Gmbh Unite d'entrainement et de transmission a fiche de raccordement a disposition symetrique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004054856A1 (fr) * 2002-12-13 2004-07-01 Mitsuba Corporation Procede de commande de dispositif d'essuie-glace, dispositif d'essuie-glace et moteur avec mecanisme de reduction de vitesse
FR2865981B1 (fr) * 2004-02-06 2006-04-21 Valeo Systemes Dessuyage Moto-reducteur notamment pour mecanisme d'essuie-glace de vehicule automobile
DE102006060621A1 (de) * 2006-12-21 2008-06-26 Robert Bosch Gmbh Elektrische Antriebsvorrichtung mit einer elektronischen Steuerungseinheit
DE102008043173A1 (de) * 2008-07-04 2010-01-07 Robert Bosch Gmbh Getriebe-Antriebseinheit mit einer Selbsthemmvorrichtung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1897208B1 (fr) 2005-06-22 2008-10-08 Robert Bosch Gmbh Unite d'entrainement et de transmission a fiche de raccordement a disposition symetrique

Also Published As

Publication number Publication date
CN103098349A (zh) 2013-05-08
DE102010002793A1 (de) 2011-09-15
WO2011110377A3 (fr) 2012-04-19
CN103098349B (zh) 2016-08-17

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