EP2864664A1 - Boîte de vitesses multi-étagée - Google Patents

Boîte de vitesses multi-étagée

Info

Publication number
EP2864664A1
EP2864664A1 EP13722429.1A EP13722429A EP2864664A1 EP 2864664 A1 EP2864664 A1 EP 2864664A1 EP 13722429 A EP13722429 A EP 13722429A EP 2864664 A1 EP2864664 A1 EP 2864664A1
Authority
EP
European Patent Office
Prior art keywords
planetary gear
brake
gear set
clutch
closing
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Withdrawn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
EP13722429.1A
Other languages
German (de)
English (en)
Inventor
Stefan Beck
Christian Sibla
Wolfgang Rieger
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.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen 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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of EP2864664A1 publication Critical patent/EP2864664A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/62—Gearings having three or more central gears
    • F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H2003/445—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion without permanent connection between the input and the set of orbital 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/0069—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising ten forward speeds
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
    • F16H2200/2012—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with four sets of orbital 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2046—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with six engaging means
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2064—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes using at least one positive clutch, e.g. dog clutch
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/2094—Transmissions using gears with orbital motion using positive clutches, e.g. dog clutches

Definitions

  • the present invention relates to a planetary gear multi-speed transmission, in particular an automatic transmission for a motor vehicle, according to the preamble of patent claim 1.
  • A1 discloses a transmission arrangement of an automatic transmission for a vehicle comprising ten forward gears, which has a first planetary gear, which is designed as a simple planetary gear and a first rotary element, which acts as a fixed element, a second rotary element, the one reduced rotational speed provides, and a third rotary element, which is directly connected to an input shaft and has as input element acts.
  • the known transmission further comprises a second simple planetary gear, which is a fourth rotary member, which is directly connected to the second rotary member, a fifth rotary member which is selectively connected by inserting a first brake with a transmission housing and a sixth rotary member, optionally by inserting a second brake is connected to a transmission housing, wherein a first clutch selectively connects at least two rotational elements of the fourth, fifth and sixth rotational elements.
  • a third of a planetary gear with a single pinion and a planetary gear with double pinion planetary gear is provided, which is a seventh rotary member which is directly connected to the sixth rotary member, an eighth rotary member which is selectively connected by inserting a second clutch to the drive shaft and selectively connected to the transmission housing by inserting a third brake, a ninth rotary element connected to an output shaft, and a tenth rotary element connected to the fourth rotary element by inserting a third clutch, wherein a fourth clutch is interposed between the third Seventh rotary element and the eighth rotary element is arranged.
  • a multi-speed transmission according to the invention is proposed in planetary construction, which has a drive and an output, which are arranged in a housing. Furthermore, at least four planetary gear sets, hereinafter referred to as the first, second, third and fourth planetary gear set, eight rotatable shafts - hereinafter referred to as drive shaft, output shaft, third, fourth, fifth, sixth, seventh and eighth shaft - and six preferably as a lamellae switching elements or executed as a form-locking switching elements
  • Switching elements comprising brakes and clutches, provided, the selective engagement causes different ratios between the drive and the output, so that preferably ten forward gears and one reverse gear can be realized.
  • the ring gear at a fixed web has a direction of rotation opposite to the sun and it results in a negative stationary gear ratio.
  • a simple plus planetary gear includes a sun gear, a ring gear and a web on which inner and outer planetary gears are rotatably mounted, all inner planetary gears mesh with the sun gear and all outer planet gears with the ring gear, each inner planetary gear, each with an outer Planet wheel meshes.
  • the ring gear has the same direction of rotation when the web is held on as the sun gear and there is a positive stationary gear ratio.
  • the sun gear of the first planetary gear set is connected to the fifth shaft, which is coupled to the housing via a third brake. bar, wherein the drive shaft via a first clutch with the connected to the sun gear of the third planetary gear seventh shaft is detachably connected, which is connected to the web of the first planetary gear and releasably connectable via a third clutch with the fourth shaft, wherein the fourth shaft connected to the sun gear of the second planetary gear set and can be coupled via a second brake to the housing.
  • the third clutch is preferably arranged in the vicinity of the housing.
  • the drive shaft of the transmission via a second clutch with the connected to the sun gear of the fourth planetary eighth shaft is releasably connectable, wherein the third shaft connected to the ring gear of the first planetary gear, the bridge of the second planetary gear set and the ring gear of the fourth planetary gear set and about a first brake can be coupled to the housing.
  • the third clutch can be arranged close to the housing and the other switching elements are designed as brakes, good accessibility of all switching elements of the transmission is ensured, whereby the switching elements designed as demand-actuated switching elements can be.
  • the inventive design of the multi-speed transmission results in particular for passenger cars suitable translations and increased total spread of the multi-speed transmission, whereby an improvement in ride comfort and a significant consumption reduction can be effected.
  • the construction cost is significantly reduced with the multi-stage transmission according to the invention by a small number of switching elements.
  • the multi-speed transmission according to the invention to carry out a start with a hydrodynamic converter, an external starting clutch or other suitable external starting elements. It is also conceivable to allow a starting operation with a start-up element integrated in the transmission.
  • a switching element which is actuated in the first forward gear and in reverse is suitable.
  • Figure 1 is a schematic view of a preferred embodiment of a multi-speed transmission according to the invention.
  • FIG. 2 shows an exemplary circuit diagram for a multistage transmission according to FIG. 1.
  • 1 shows a multi-speed transmission according to the invention with a drive shaft 1, an output shaft 2 and four planetary gear sets P1, P2, P3 and P4, which are arranged in a housing G.
  • the planetary gear sets P1, P2, P3, P4 are formed in the example shown in Figure 1 as negative planetary gear sets.
  • at least one of the planetary gear sets P1, P2, P3, P4 can be designed as a positive planetary gear set, if at the same time the web and Hohlradanitati exchanged and the amount of the stationary gear ratio is increased by 1 compared to the design as a minus planetary gear.
  • the planetary gear sets P1, P2, P3, P4 axially arranged in the order of the first planetary gear set P1, second planetary gear set P2, third planetary gear set P3, fourth planetary gear set P4.
  • the axial order of the individual planetary gear sets and the arrangement of the switching elements are freely selectable, as long as it allows the binding of the elements.
  • switching elements namely three brakes 03, 04, 05 and three clutches 17, 18, 47 are provided.
  • the spatial arrangement of the switching elements can be arbitrary and is limited only by the dimensions and the external shape.
  • the clutches and the brakes of the transmission are preferably designed as Reibschaltemia or lamellar switching elements, but can also be designed as a form-locking switching elements.
  • the multi-speed transmission according to the invention has a total of eight rotatable shafts, namely the waves 1, 2, 3, 4, 5, 6, 7 and 8, wherein the drive shaft, the first shaft 1 and the output shaft form the second shaft 2 of the transmission.
  • the sun gear of the first planetary gearset P1 is connected to the fifth shaft 5, which can be coupled to the housing G via a third brake 05, wherein the drive shaft 1 via a first clutch 17 with the connected to the sun gear of the third planetary gear set P3 seventh shaft 7 is detachably connected, which is connected to the web of the first planetary gear set P1 and via a third clutch 47 with the fourth shaft 4 detachably connectable.
  • the fourth shaft 4 is connected to the sun gear of the second planetary gear set P2 and can be coupled to the housing via a second brake 04.
  • the drive shaft 1 of the transmission via a second clutch 18 with the connected to the sun gear of the fourth planetary gearset P4 eighth shaft 8 detachably connected, wherein the third shaft 3 with the ring gear of the first planetary gear set P1, the web of the second planetary gear set P2 and the ring gear of the fourth planetary gear set P4 and connected via a first brake 03 to the housing G of the transmission can be coupled.
  • the sixth shaft 6 is connected to the ring gear of the second planetary gearset P2 and the ring gear of the third planetary gear set P3, wherein the output shaft 2 is connected to the web of the third planetary gear set P3 and the web of the fourth planetary gear set P4.
  • the first brake 03 is suitable for execution as a claw switching element, whereby the consumption is significantly improved.
  • FIG. 2 shows an exemplary circuit diagram of a multistage transmission according to FIG. For each gear three switching elements are closed.
  • the shift scheme, the respective ratios of the individual gear ratios i and the step to be determined therefrom or increments ⁇ are taken to the next higher gear example, the value of 9.387 represents the spread of the transmission.
  • the second forward gear can be switched by further switching combinations, which are designated in Figure 2 with 2.1, 2.2 and 2.3.
  • the second forward speed can be achieved by closing the first and second brakes 03, 04 and the second clutch 18 or by closing the first and third brakes 03, 05 and the second clutch 18 or by closing the first brake 03 and the second and third clutches 18, 47 result.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

L'invention concerne une boîte de vitesses multi-étagée comprenant quatre trains planétaires (P1, P2, P3, P4), huit arbres rotatifs (1, 2, 3, 4, 5, 6, 7, 8) et six éléments de changement de vitesse (03, 04, 05, 17, 18, 47), la roue solaire planétaire du premier train planétaire (P1) étant reliée au cinquième arbre (5) qui peut être accouplé au carter (G) au moyen d'un troisième frein (05). L'arbre d'entrée (1) peut être relié, au moyen d'un premier embrayage (17), au septième arbre (7) relié à la roue solaire du troisième train planétaire (P3), le septième arbre (7) étant relié à l'élément de liaison du premier train planétaire (P1) et pouvant être relié, par l'intermédiaire d'un troisième embrayage (47) au quatrième arbre (4) relié à l'élément de liaison du deuxième train planétaire (P2) et pouvant être accouplé au carter au moyen d'un deuxième frein (04). L'arbre d'entrée (1) peut être relié au moyen d'un deuxième embrayage (18), au huitième arbre (8) relié à la roue solaire du quatrième train planétaire (P4) et le troisième arbre (3) est relié à la couronne du premier train planétaire (P1), à la roue solaire du deuxième train planétaire (P2) et à la couronne du quatrième train planétaire (P4) et peut être accouplé au moyen d'un premier frein (03) au carter (G) de la boîte de vitesses. Le sixième arbre (6) est relié à la couronne du deuxième train planétaire (P2) et à la couronne du troisième train planétaire (P3). L'arbre de sortie (2) est relié à l'élément de liaison du troisième train planétaire (P3) et à l'élément de liaison du quatrième train planétaire (P4).
EP13722429.1A 2012-06-26 2013-05-14 Boîte de vitesses multi-étagée Withdrawn EP2864664A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012210841.6A DE102012210841A1 (de) 2012-06-26 2012-06-26 Mehrstufengetriebe
PCT/EP2013/059875 WO2014000940A1 (fr) 2012-06-26 2013-05-14 Boîte de vitesses multi-étagée

Publications (1)

Publication Number Publication Date
EP2864664A1 true EP2864664A1 (fr) 2015-04-29

Family

ID=48430782

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13722429.1A Withdrawn EP2864664A1 (fr) 2012-06-26 2013-05-14 Boîte de vitesses multi-étagée

Country Status (5)

Country Link
US (1) US9353833B2 (fr)
EP (1) EP2864664A1 (fr)
CN (1) CN104334921B (fr)
DE (1) DE102012210841A1 (fr)
WO (1) WO2014000940A1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014215190A1 (de) * 2014-08-01 2016-02-04 Zf Friedrichshafen Ag Kraftfahrzeuggetriebe
KR101683513B1 (ko) * 2015-04-30 2016-12-07 현대자동차 주식회사 차량용 자동변속기의 유성기어트레인
US10344831B2 (en) * 2015-06-04 2019-07-09 Hyundai Motor Company Transmission for vehicle
KR101714155B1 (ko) * 2015-06-04 2017-03-09 현대자동차주식회사 차량용 변속기
KR101724466B1 (ko) * 2015-06-15 2017-04-07 현대자동차 주식회사 차량용 자동변속기의 유성기어트레인
US10495188B2 (en) * 2015-09-09 2019-12-03 Volvo Construction Equipment Ab Transmission arrangement for a vehicle
KR101755473B1 (ko) * 2015-09-14 2017-07-10 현대자동차 주식회사 차량용 자동변속기의 유성기어트레인
KR101755482B1 (ko) * 2015-09-14 2017-07-10 현대자동차 주식회사 차량용 자동변속기의 유성기어트레인
KR101806183B1 (ko) 2016-03-09 2017-12-07 현대자동차 주식회사 차량용 자동변속기의 유성기어트레인
US10364867B2 (en) * 2016-09-28 2019-07-30 Allison Transmission, Inc. Multi-speed planetary transmission
US10253850B2 (en) 2016-09-28 2019-04-09 Allison Transmission, Inc. Multi-speed planetary transmission
US10473190B2 (en) 2016-09-28 2019-11-12 Allison Transmission, Inc. Multi-speed planetary transmission
US10302173B2 (en) * 2016-09-28 2019-05-28 Allison Transmission, Inc. Multi-speed planetary transmission
US10323722B2 (en) 2016-09-28 2019-06-18 Allison Transmission, Inc. Multi-speed planetary transmission
US10316940B2 (en) 2016-09-28 2019-06-11 Allison Transmission, Inc. Multi-speed planetary transmission
US10060512B2 (en) 2016-09-28 2018-08-28 Allison Transmission, Inc. Multi-speed planetary transmission
DE102017206816A1 (de) * 2017-04-24 2018-10-25 Zf Friedrichshafen Ag Getriebe für ein Kraftfahrzeug
KR102398890B1 (ko) * 2017-07-12 2022-05-18 현대자동차주식회사 차량용 다단 변속기
KR102434514B1 (ko) * 2017-09-05 2022-08-22 현대자동차주식회사 차량용 다단 변속기
CN110594371B (zh) * 2019-09-24 2024-04-09 陕西法士特齿轮有限责任公司 一种七挡液力自动变速器
CN115853978B (zh) * 2023-02-06 2023-05-16 盛瑞传动股份有限公司 变速箱

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863524A (en) * 1969-07-14 1975-02-04 Nissan Motor Gear train arrangements
US4038888A (en) * 1973-08-29 1977-08-02 Aisin Seiki Kabushiki Kaisha Speed change gear system
JPS5624138B2 (fr) * 1974-06-27 1981-06-04
JPS5759459B2 (fr) * 1975-02-07 1982-12-15 Aisin Seiki
KR100903340B1 (ko) 2008-04-24 2009-06-16 현대자동차주식회사 차량용 자동 변속기의 기어 트레인
US8052567B2 (en) * 2008-12-04 2011-11-08 GM Global Technology Operations LLC Multi-speed transmissions
US7828690B2 (en) * 2009-03-04 2010-11-09 Gm Global Technology Operations, Inc. Ten-speed transmissions
DE102010052001B4 (de) * 2010-11-19 2019-09-26 Bayerische Motoren Werke Aktiengesellschaft 9-Gang-Planetenradautomatikgetriebe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2014000940A1 *

Also Published As

Publication number Publication date
WO2014000940A1 (fr) 2014-01-03
DE102012210841A1 (de) 2014-01-02
CN104334921B (zh) 2016-08-24
US9353833B2 (en) 2016-05-31
CN104334921A (zh) 2015-02-04
US20150369341A1 (en) 2015-12-24

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