DE102005043589A1 - Electric actuator for motor vehicles, has drive shaft of rotating direction reversible drive motor assigned to first gearing means and output shaft assigned to second gearing means - Google Patents
Electric actuator for motor vehicles, has drive shaft of rotating direction reversible drive motor assigned to first gearing means and output shaft assigned to second gearing means Download PDFInfo
- Publication number
- DE102005043589A1 DE102005043589A1 DE102005043589A DE102005043589A DE102005043589A1 DE 102005043589 A1 DE102005043589 A1 DE 102005043589A1 DE 102005043589 A DE102005043589 A DE 102005043589A DE 102005043589 A DE102005043589 A DE 102005043589A DE 102005043589 A1 DE102005043589 A1 DE 102005043589A1
- Authority
- DE
- Germany
- Prior art keywords
- electric actuator
- transmission means
- actuator according
- end stop
- output shaft
- 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.)
- Pending
Links
- 230000002441 reversible effect Effects 0.000 title claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 36
- 241000237858 Gastropoda Species 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
-
- 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
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
-
- 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
- F16H35/00—Gearings or mechanisms with other special functional features
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
-
- 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
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H1/222—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with non-parallel axes
-
- 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
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H2035/006—Gearings or mechanisms for stopping or limiting movement, e.g. stopping a movement after few turns
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Gear Transmission (AREA)
Abstract
Description
Die Erfindung betrifft einen elektrischen Stellantrieb für Kraftfahrzeuge mit einem einer Antriebswelle eines drehrichtungsumkehrbaren Antriebsmotors zugeordneten ersten Getriebe-Mittel und einem einer Abtriebswelle zugeordneten zweiten Getriebe-Mittel, und mit einem zwischen dem ersten Getriebe-Mittel und dem zweiten Getriebe-Mittel angeordneten dritten Getriebe-Mittel, wobei das erste und dritte Getriebe-Mittel sowie das zweite und dritte Getriebe-Mittel jeweils miteinander wirkverbunden sind, und wobei das erste, zweite und dritte Getriebe-Mittel jeweils wenigstens einen Funktionsbereich für die Wirkverbindung aufweisen.The The invention relates to an electric actuator for motor vehicles with a drive shaft of a reversible drive motor associated first transmission means and one of an output shaft associated second transmission means, and with a between the arranged first transmission means and the second transmission means third transmission means, wherein the first and third transmission means and the second and third gear means each with each other are operatively connected, and wherein the first, second and third transmission means respectively have at least one functional area for the active compound.
Derartige
Stellantriebe werden in Kraftfahrzeugen beispielsweise für elektrisch,
betätigbare Sitzverstellungen
eingesetzt. Aus der
Nachteilig an der Definition von Endpositionen durch separate Anschläge und Federelemente ist, dass diese als separate Bauteile während der Montage des Stellantriebs gehandhabt werden müssen und somit den Montageaufwand erhöhen. Zudem erhöhen sie aufgrund der zusätzlichen Bauteile die Herstellungskosten für einen Stellantrieb.adversely at the definition of end positions by separate stops and spring elements, these as separate components during assembly of the actuator must be handled and thus increase the assembly costs. In addition, increase she due to the extra Components the manufacturing cost of an actuator.
Der Erfindung liegt die Aufgabe zugrunde, einen Stellantrieb der eingangs genannten Art derart weiterzubilden, dass dieser definierte Endanschläge aufweist, wobei die Anzahl der herzustellenden und zu handhabenden Bauteile möglichst gering sein soll.Of the Invention is based on the object, an actuator of the above further developed type such that it has defined end stops, the number of components to be manufactured and handled preferably should be low.
Zur Lösung dieser Aufgabe ist vorgesehen, dass eines der Getriebe-Mittel wenigstens einen Endanschlag zur Begrenzung der Drehbeweglichkeit der Abtriebswelle aufweist, wobei der Endanschlag im Bereich einer der Funktionsbereiche gelegen ist. Durch die Positionierung eines Endanschlags im Bereich einer der Funktionsbereiche ist die Handhabung der Einzelteile während des Montagevorganges der Einzelteile des Stellantriebs vereinfacht, wodurch sowohl die Montagezeiten als auch die Herstellungskosten vermindert werden.to solution This object is provided that one of the transmission means at least an end stop for limiting the rotational mobility of the output shaft has, wherein the end stop in the range of one of the functional areas is located. By positioning an end stop in the area One of the functional areas is the handling of the items during the Assembly process of the individual parts of the actuator simplified, whereby both the assembly times and the production costs be reduced.
In Weiterbildung der Erfindung ist vorgesehen, dass die Begrenzung der Drehbeweglichkeit der Abtriebswelle auf einen Bereich von bis zu 355° beschränkt ist. Dadurch wird der maximal mögliche Drehbereich von knapp unter 360° nahezu vollständig ausgenutzt.In Further development of the invention is provided that the limitation the rotational mobility of the output shaft to a range of up to is limited to 355 °. This will be the maximum possible range of rotation from just under 360 ° almost Completely exploited.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass der Endanschlag am zweiten Getriebe-Mittel gelegen ist. Dadurch ist er möglichst nah an der Abtriebswelle angeordnet, wodurch wiederum der maximal mögliche Drehbereich von knapp unter 360° erreichbar ist.In Another embodiment of the invention is provided that the end stop located at the second transmission means. This makes him possible arranged close to the output shaft, which in turn the maximum possible Turning range of just under 360 ° reachable is.
In Weiterbildung der Erfindung ist vorgesehen, dass die ersten, zweiten und dritten Getriebe-Mittel ein Zahnradgetriebe bilden und die Funktionsbereiche durch die jeweiligen Zähne gebildet sind. Durch die Wahl eines Zahnradgetriebes mit Geradverzahnung sind die einzelnen Getriebe-Mittel verhältnismäßig kostengünstig herstellbar.In Further development of the invention is provided that the first, second and third gear means form a gear transmission and the functional areas through the respective teeth are formed. By choosing a gear transmission with spur toothing are the individual transmission means relatively inexpensive to produce.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass die zweiten und dritten Getriebe-Mittel als Stirnräder und das erste Getriebe-Mittel als Schnecke oder als Stirnrad ausgeführt sind. Durch die Schnecke in Kombination mit den Stirnrädern wird einerseits ein großes Übersetzungsverhältnis gewährleistet. Zudem ermöglicht der Einsatz einer Schnecke bei Bedarf, das Getriebe selbsthemmend auszulegen.In Another embodiment of the invention, it is provided that the second and third gear means as spur gears and the first gear means as Worm or are designed as a spur gear. By the snail in combination with the spur gears On the one hand, a large transmission ratio is guaranteed. In addition allows the use of a screw if necessary, the gear self-locking interpreted.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass das dritte Getriebe-Mittel aus einer Mehrzahl von miteinander in Eingriff stehenden Stirnrädern besteht. Durch Anordnung einer beliebigen Anzahl von Zahnrädern zwischen dem ersten Getriebe-Mittel und dem zweiten Getriebe-Mittel kann das Übersetzungsverhältnis weiter je nach Bedarf beliebig variiert werden.In Another embodiment of the invention is provided that the third Transmission means of a plurality of intermeshing spur gears consists. By arranging any number of gears between the first transmission means and the second transmission means, the gear ratio can continue can be varied as required.
In Weiterbildung der Erfindung ist vorgesehen, dass der Endanschlag im Bereich zwischen zwei gegenüberliegenden Zahnflanken zweier benachbarter Zähne angeordnet ist. Durch die Anordnung des Endanschlags im Bereich zwischen den Zahnflanken kann dieser bauraumsparend umgesetzt werden.In Further development of the invention is provided that the end stop in the area between two opposite Tooth flanks of two adjacent teeth is arranged. By the Arrangement of the end stop in the area between the tooth flanks can this space-saving implemented.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass der Endanschlag als untere Zusatzflanke am Zahnkranz gelegen ist und derart ausgebildet ist, dass die Zahnlücke in diesem Bereich vollständig oder teilweise geschlossen ist. Durch die Anordnung im Zahnkranz beziehungsweise Zahngrund der Verzahnung wird die mit dem Zahnrad in Eingriff bringbare Gegenverzahnung gestoppt, sobald der Bereich des Endanschlags erreicht wird.In Another embodiment of the invention is provided that the end stop is located as a lower additional edge on the sprocket and designed is that the tooth gap completely in this area or partially closed. Due to the arrangement in the sprocket or tooth base of the teeth is the with the gear engageable counter teeth stopped once the area of the end stop is reached.
In Weiterbildung der Erfindung ist vorgesehen, dass der Endanschlag aus einer seitlichen Zusatzflanke gebildet ist, durch die die Zahndicke eines Zahnes in diesem Bereich vergrößert ist. In diesem Fall wird ebenfalls die mit dem Zahnrad in Eingriff bringbare Gegenverzahnung gestoppt, sobald der Bereich des Endanschlags erreicht wird.In development of the invention is vorgese hen that the end stop is formed from a lateral additional edge, by which the tooth thickness of a tooth is increased in this area. In this case as well, the gear meshing counter teeth are stopped as soon as the end stop range is reached.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass der Endanschlag aus zwei seitlichen Zusatzflanken gebildet ist, durch die die Zahndicken von wenigstens zwei gegenüberliegenden Zahnflanken zweier benachbarter Zähne in diesem Bereich vergrößert sind. Damit ergibt sich ein Endanschlag in beide Richtungen, der jeweils auf die Bewegungsrichtung geometrisch angepasst werden kann.In Another embodiment of the invention is provided that the end stop is formed of two lateral additional flanks through which the tooth thicknesses of at least two opposite tooth flanks two adjacent teeth in this area are enlarged. This results in an end stop in both directions, each can be geometrically adapted to the direction of movement.
In Weiterbildung der Erfindung ist vorgesehen, dass die seitlichen Zusatzflanken eine Aufnahmemulde für einen Zahn eines wirkverbundenen anderen Zahnrades aufweisen. Damit können die Spannungen, die sich in dem in die Mulde eingreifenden Zahn der Gegenverzahnung ergeben, durch die gleichmäßige Flächenauflage vermindert werden.In Further development of the invention is provided that the lateral Additional flanks a receiving trough for a tooth of an operatively connected have other gear. This can reduce the tensions that arise in the tooth of the counter-toothing engaging in the recess, through the uniform surface support be reduced.
In weiterer Ausgestaltung der Erfindung ist vorgesehen, dass die Zusatzflanken mit den zweiten Getriebe-Mitteln einstückig verbunden sind. Dadurch wird die Anzahl der zu handhabenden Bauteile während der Montage weiter vermindert.In Another embodiment of the invention is provided that the additional edges are integrally connected to the second gear means. This will the number of components to be handled further reduced during assembly.
In Weiterbildung der Erfindung ist vorgesehen, dass die zweiten und dritten Getriebemittel als ein Bauteil ausgeführt sind. Dadurch kann die Anzahl der Bauteile weiter vermindert werden.In Further development of the invention is provided that the second and third gear means are designed as a component. This allows the Number of components can be further reduced.
Anhand des folgenden Ausführungsbeispiels wird die Erfindung näher erläutert.Based of the following embodiment the invention closer explained.
Dabei zeigt:there shows:
In
Der
Stellantrieb
Die
zweite Endanschlag
Im
Betrieb des Stellantriebs kann das abtriebswellenseitige Stirnrad
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005043589A DE102005043589A1 (en) | 2005-09-12 | 2005-09-12 | Electric actuator for motor vehicles, has drive shaft of rotating direction reversible drive motor assigned to first gearing means and output shaft assigned to second gearing means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005043589A DE102005043589A1 (en) | 2005-09-12 | 2005-09-12 | Electric actuator for motor vehicles, has drive shaft of rotating direction reversible drive motor assigned to first gearing means and output shaft assigned to second gearing means |
Publications (1)
Publication Number | Publication Date |
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DE102005043589A1 true DE102005043589A1 (en) | 2007-03-15 |
Family
ID=37763126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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DE102005043589A Pending DE102005043589A1 (en) | 2005-09-12 | 2005-09-12 | Electric actuator for motor vehicles, has drive shaft of rotating direction reversible drive motor assigned to first gearing means and output shaft assigned to second gearing means |
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DE (1) | DE102005043589A1 (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7629585U1 (en) * | 1979-01-18 | Stoehr, Heinz, 8023 Pullach | Device for the motorized conversion of a rotary movement into a longitudinal movement | |
DE8210043U1 (en) * | 1982-04-07 | 1983-02-17 | Stöhr, Heinz, 8023 Pullach | ELECTRIC ACTUATOR FOR REMOTE CONDITION OF COMPONENTS |
DE4238368A1 (en) * | 1992-11-13 | 1994-05-19 | Fichtel & Sachs Ag | Positioning drive esp. for vehicular friction clutch or transmission - includes electric motor with output shaft carrying bevel gearwheel for driving reciprocating piston of hydraulic clutch actuator |
DE19629964A1 (en) * | 1996-07-25 | 1998-01-29 | Mannesmann Vdo Ag | Seat, especially for vehicle with backrest on end of seat surface |
DE10115151A1 (en) * | 2001-03-27 | 2002-10-10 | Hella Kg Hueck & Co | Non-jamming reversible electrical actuator for vehicle, e.g. air induction duct, has spur and worm gearing which includes slack stud and carrier, in its torque transmission system |
DE10115636B4 (en) * | 2001-03-26 | 2004-10-14 | Mack & Schneider Gmbh | Changeover valve in a vehicle |
-
2005
- 2005-09-12 DE DE102005043589A patent/DE102005043589A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7629585U1 (en) * | 1979-01-18 | Stoehr, Heinz, 8023 Pullach | Device for the motorized conversion of a rotary movement into a longitudinal movement | |
DE8210043U1 (en) * | 1982-04-07 | 1983-02-17 | Stöhr, Heinz, 8023 Pullach | ELECTRIC ACTUATOR FOR REMOTE CONDITION OF COMPONENTS |
DE4238368A1 (en) * | 1992-11-13 | 1994-05-19 | Fichtel & Sachs Ag | Positioning drive esp. for vehicular friction clutch or transmission - includes electric motor with output shaft carrying bevel gearwheel for driving reciprocating piston of hydraulic clutch actuator |
DE19629964A1 (en) * | 1996-07-25 | 1998-01-29 | Mannesmann Vdo Ag | Seat, especially for vehicle with backrest on end of seat surface |
DE10115636B4 (en) * | 2001-03-26 | 2004-10-14 | Mack & Schneider Gmbh | Changeover valve in a vehicle |
DE10115151A1 (en) * | 2001-03-27 | 2002-10-10 | Hella Kg Hueck & Co | Non-jamming reversible electrical actuator for vehicle, e.g. air induction duct, has spur and worm gearing which includes slack stud and carrier, in its torque transmission system |
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Legal Events
Date | Code | Title | Description |
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OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
R012 | Request for examination validly filed |
Effective date: 20110713 |
|
R016 | Response to examination communication | ||
R081 | Change of applicant/patentee |
Owner name: HELLA GMBH & CO. KGAA, DE Free format text: FORMER OWNER: HELLA KGAA HUECK & CO., 59557 LIPPSTADT, DE |
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R084 | Declaration of willingness to licence |