WO2014075673A1 - Dispositif de changement de rapport pour une boîte de vitesses - Google Patents

Dispositif de changement de rapport pour une boîte de vitesses Download PDF

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Publication number
WO2014075673A1
WO2014075673A1 PCT/DE2013/200284 DE2013200284W WO2014075673A1 WO 2014075673 A1 WO2014075673 A1 WO 2014075673A1 DE 2013200284 W DE2013200284 W DE 2013200284W WO 2014075673 A1 WO2014075673 A1 WO 2014075673A1
Authority
WO
WIPO (PCT)
Prior art keywords
wheels
gear
planetary
sun gear
ring gear
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/DE2013/200284
Other languages
German (de)
English (en)
Inventor
Stanislav Massini
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of WO2014075673A1 publication Critical patent/WO2014075673A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
    • F16H13/06—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members with members having orbital motion
    • 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
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/24—Providing feel, e.g. to enable selection
    • 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
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/24—Providing feel, e.g. to enable selection
    • F16H2061/246—Additional mass or weight on shift linkage for improving feel

Definitions

  • the invention relates to a Heidelbergvorrlehtong för a gear wheels eehselgefhehe a Pahrzengs with a rotatable Sehaltwelie s one on the Scb t le arranged Tfgerech for V r SammlungffleSist Kraftspiizem the Titgereinhei! a favorrnass ud a planetary gear having a sun gear, a ring gear and a planetary gear as the R, wherein as Pia "netengef the Zasatzmasse ebe getrledumping to the sound wave binds, Bbitar ⁇ ry nt of Erl f" du rsg
  • Planetary transmissions are known in manifold ways and also as translating lifts for locking devices.
  • a shaft is usually pivoted about its longitudinal axis by a lever arrangement.
  • a lever arrangement Often, a further HebelanöKJnyng to move the Sehaltweile axially. If, during the axial displacement, a selection of the lane to be sounded is made, the lever of the further lever arrangement is referred to as the lever.
  • the lever of the sound wave deflecting the sound wave is then designed as a control lever. It drums the selector shaft for engaging and disengaging the respective gears.
  • the selector lever and the selector lever are!
  • the switching device bäuflg on thankrnasse as inertial mass, which acts upon swiveling this sound wave anf this on K long or Seiizöge kinematically connected to a hetätigear by the driver hetreliearen manual shift lever.
  • the additional mass increases the moment of inertia of the selector shaft in order during the Scachat / or- gangs to smooth the resulting meeting points.
  • Sehaffvorhchtung is shown in WO 20 ⁇ T / 137895 ⁇ l whose Sehallweile is rotatably and axially displaceable arranged in a Sehaitgehiuse .: and a Zusafömasse is arranged that it will be mitgeooromen at Gangsohatibe- Wepjrtgen.
  • the additional masses usually used have masses right up to the top and increase the weight of the secretion considerably.
  • si are ssufgru 'nd their cantilevered Bauweis slightly by vibrations excited and can interfere significantly and swing for di inmate
  • the object of the present invention is to provide a visual impairment which is secured in an unobtrusive manner against introduced overtraining torques.
  • the wheels of the flange fuel are not formed as toothed wheels, but as rolling bodies.
  • the wheels are not engaged in a form-fitting manner, but are frictionally engaged under load, which corresponds to the standard operating gear giieifi ⁇ the ad, the efficiency due to the ReihBankes is slightly worse than it with positive-toothed wheels
  • parts of the planetary gear train may be toothed, for example the planetary gears are designed as rocker wheels with mm different outer radii, one wheel radius m friction metal and the other wheel gear toothed, the ml: one Gegenverzahnung meshes, arguenplanetenrider are T-fdrrnig in longitudinal section and have a lateral surface with at least two different circular diameters, which form said sections, grabbing the two sections with the different radii in the same ring gear eiii, this has consequently a radially directed: ingabsafz to which the individual lateral surfaces of different diameters connect in different axial directions.
  • Oils Geometry of the ring gear is leaning against the geometry of the stepped planetary gears.
  • the wheels may be some wheels, for example the planetary gears, made of a different material than the remaining wheels to form a good friction pairing.
  • Suitable as a couple pair are the materials used in the field of surface aiding, such as steel / brass, steel / sinter, steel / carbon. This ensures that the Flanefeogetrlebe has sufficiently large Reihhong and thus the transmitted moments can safely transmit. Further, the rank under the prevailing leg vibration changes in a predictable manner,
  • Oils Wheels can be made in one piece: from a specific material. Alternatively, the wheels are provided with a sighting, which is applied later or during the manufacturing process, or succeed! oine topping, which results in a change in the coefficient of friction.
  • Reifesohluss wheels can geiielt by friction also reduce the introduced rotational energy.
  • they may be provided with nuts, which locally allow oil lubrication to dissipate the friction tusks.
  • the shifting mechanism can, for example, have an adjusting screw which acts on all the wheels.
  • the bracing can be done directly or via a spring weave! the spring in turn a Hilfsmif el as a ball can oetatigen.
  • the screw not only hol kung, but also on the tebensdayeriaufzeit is adjustable. For this purpose, it can be applied to a mechanical sewing position: be covered with a screw head. It is therefore a reliable tool.
  • the bias voltage hydraulic, pneumatically * via an electric motor ⁇ ⁇ set magnetically true to demand
  • the Flanetengetbehe several planets whose Acibsen are inclined to each other.
  • the concomitant overhanging of the high wheel and the sun wheel are thus also inclined to the axis of rotation.
  • a planet formed in this way would be less. Because the conicity is particularly easy to preload, that the individual wheels must have a special shape, they can be designed as simple ring disks, Nehky finders.
  • the sun gear and the Hoblrad5 are conical.
  • Such Sennenrad and Hehlrad are particularly suitable for the Planetengetrlehe described above with gensippon planetary axes, the Sennenrad can kan as a mandrel itself the Vorspannrniftei steep » or be with this yerbindbar.
  • the ring gear is preferably conically formed on its inner radius "with the onus inke! The inclination of the planefloor corresponds to the turning acre of the Sennenrad, and on his yorzugswaise z lindrisch. Thus: it can gu on a housing trim or form part of the housing of the planetary gear.
  • the bias voltage is preferably set so that the planetary gear S can transmit the desired torques without slipping.
  • the planetary gear is particularly simple: and inexpensive to produce, wn parts such as the planet carrier or the housing made of Kynstsfoff aind >
  • the wheels can be formed Kynstsfoff and if necessary, with an Elbmaterla I be verseben
  • flute extensions incorporate a slip-on coupling via the friction-standing wheels, a separate friction clutch can additionally seen min. Dustblowing loads that are to be designed for piano movement thus decrease.
  • the Tikjerelnheit has in addition to the Pianetengetriehe a Züsatzmasse aut coupled with one of the baths, Sehnelle Schaft- vorginge that could lead to high accelerations and loads on the wheels de Planefengethebes Ve not only reduced by the braking means, but it is also a clutch is provided, which decouples the Rianetengetriebe or parts thereof of the sound wave successively or spontaneously when exceeding a constructive force limit force.
  • the components thus decoupled are molded in front of the drum and may therefore be designed for the substantially lower load that occurs during normal operation. This not only enables a smaller planetary plane, which benefits the Baurauni, but also the use of low-cost materials such as Siech or plastic and the associated cheaper Hereteliungs vide such as cold forming or Spritzgie & en,
  • the clutch does not decouple the planetary gear or some parts of the door unit completely upon reaching a Scb value, but successively;
  • the slip clutch formed by the blades is under standard conditions in the series and opens at very high loads against the mandrel the entraining Sauteil, at very high Pifferenzge- Sehwlndtechniken complete decoupling can take place.
  • RMt bkti plu jg it is not necessary: that the slides take place at a defined location. Rather, the actively bearing or actually rubbing surface during the ReiDVorgangs temporally or spatially shift CPlaoetenrab / sun or Planetenrad Bohlradl In a further education knows!
  • the Pianetengefriehe several Eilplanetengetrte- hehe on. Under a; Part laneteogethehe is understood as a Baygrupee from at least one Pfaneteorad, a sun wheel and a ring gear, the Operapianefengetheee forms together with the Zysatzmasse the Tilgereinheli A Tilgerelnhert at several Tellplanefeogethehen possible! as a multi-stage pianeta transmission through the use of several different overriding devices the use of particularly small additional masses can be integrated spatially into the Tilgerelnheif in such a way that their height in radial direction is essentially determined by the height.
  • the Zysatzmasse is disposed within the housing of Pianefengetrlebes.
  • the ring gear thereby a particularly compact Tiigerei formed unit
  • the Zysatzmasse preferably in the part of the pot of the hollow wheel with the larger diameter arranged.
  • a switching operation in the above-described Heidelbergvorhehtung proceeds as follows: Without additional mass can be seen at the beginning of Sehaitvorgangs the hand! The Zysafzrnasse has to be set in rotation, thus increasing the handshaking force of the cradle mass via a planetary gearing as a transmission gearbox, without the cantilevered and heavy parts of the building creating a high tremor moring. This is a compact and lightweight Sohifverrio tyng allows.
  • the additional mass rotates at a relatively high angular velocity.
  • the rotational energy thus stored can be used as temporary energy. serve the storage tank and support the * further settlement process
  • the Rajrnasse Is In an embodiment designed as a Sehwungsehefbe. In a particularly simple design, they can be used as simple * nikzy- lindrisohe Seheibe or be designed as a ring and: t be> added ei a Behaitvorgang in Rotatio.
  • the Huaweirnasse is orzugswe se rotationally symmetrical u initiate no imbalance. It is preferably objected to in radial direction by the axis of rotation in order to combine a high moment of inertia with at the same time as small a se as possible.
  • the additional substance may also consist of w or more sub-masses, ie with respect to the longitudinal axis, opposite or in the upper direction; arranged at the same angle apart from each other,
  • the relievernasse is preferably arranged in a öehiuse. This is formed in a ⁇ us Elimsfbrr by the ring gear of the Pianetengetriebes.
  • the unit aut thereby compact and is easy to install, Particularly preferably, the unit with the planetary gear on a krelsz flndrisohe ⁇ U enkontur on.
  • the compactness of the Sehalivomehiung can been increased Weller by: the additional mass forms part of one of the wheels Sc for example, is pre »seen to provide a wheel made of plastic with a Mefallinla, the di forms to record maase * ,.
  • it may be connected to the wheel in the form of a mold, in a force-absorbing manner, as a material fit, or by combinations of these opposing forces.
  • the wheel and the seat uc may be made in one piece. It is advantageous to couple the Zusafzmasse the sun gear.
  • the damper may have a centering center with one or more centering centers.
  • the centering part can position at least one of the elements sun wheel, ring gear, Rlanetentrager and Fianetenrader each other such that they have the Sc-Haitwellenmosaehse as a common axis of rotation.
  • the position of at least two Bidar is set to each other.
  • the position of the other wheels can be done directly or indirectly over the wheels so centric th,
  • the centering part is designed as a decke in the form of a Sehelbe or a pot directed perpendicular to the axis of rotation.
  • the centering part will be described using the example of a cover which axially displaces the switching element.
  • a decrel may be the last step in assembly Simply arrange on the Sehalf device, as the device is easily accessible on the flank side and the remaining components are already pre-assembled.
  • Zantrtermlitel on oils Zentnerrnltfel must Nc necessarily be formed the same.
  • the lid may be part of a housing which surrounds the Tllgeraji. If the separator unit is encapsulated by a housing, it can be filled with a fluid, pas fluid surrounds the planetary gearbox and can prolong life or lubrication or, if the viscosity is appropriate, also evaporate as brake moistening the Fic ren
  • FIG. 1 shows a switching device in the form of a switching dome and: a damper unit, shown purely seerately, containing the planetary element for the purpose of forgetting the force peaks, FIG.
  • FIG. 2 shows a longitudinal section of a first absorber unit for a so-lashing assembly according to FIG. 1, FIG. 3, the schematic transmission hanger of the flange lever according to FIG.
  • Fig. 4 is a perspective view of the sun gear of the flute sheath of Fig. 2 and a perspective view of the sheath on the face carrier of Fig. 2.
  • DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS 1 shows a Wennverhchtung 1 in the form of a switching dome 13 for a m äh ' 2e «g * Z hnrider ec s ⁇ ⁇ etf ⁇ e '
  • Belm switching a gear is a Schait elle 2 means of a shift lever 4 about its longitudinal axis. 3 turned. The situation : So the threat around the longitudinal axis 3 t is marked with S. So a desired feel.
  • the shift lever 4 is connected to a ZusatBi acse 5 (Fig, 2) of a Tilgeriens 8, the only recognizable in Figure 1 as schem tich shown, cylindrical component, the externally visible Sehause the component 8 is the HöMrad 12 of a planetary gear?, which is described in more detail below and shown in more detail in Figures 2 to 5.
  • the Figures% : and 3 show a Tilgeriens 8 as a unit from a two-stage planetary gear 7 and an additional mass S.
  • the planetary gear 7 has as äuB-first component, a ring gear 12 made of steel on the not shown here, the switching dome 13 is, lying inside a sun gear 10 and a pianist carrier 8 are mounted with planetary gears 11.
  • the doorknob 12 is closed at its end facing away from the switching dome 13 by a cover 14 which forms a part of the Ge äuses 47.
  • the Planetgethebe 7 is driven via the planet carrier ⁇ s and the Abtriefe done above the sun gear 10, but could take place (not shown also above the other functional units of the planetary gear 7.
  • the planetary gears i stand with the Bohlrad 1 ' 2 and Sonoeorad 10, which the additional mass 5 i gt, in the mihschlüssig n engagement,
  • the Sennenrad 10 is rotatably connected to a shaft 18. During this time, the Züsafömasse 5 is firmly attached to her.
  • the additional mass ⁇ is thus: integrated into the housing of the tarpaulin screen 7 formed by the cover 14 and the impeller 12, so that the absorber unit 8 k k nakt akt,
  • the disk body 16 is provided with a plurality of holes IS, which reduce the fvlasse.
  • the property is about 17 spokes 1 with an outer ring 20 uve u.
  • the Seating wheel made of additional material ⁇ is made of a metallic material and has a ring shape, the construction of the Schelbank body 16 minimizes: the mass of the Soanenrabs 10 at the same side compact design and bobem moment of inertia,
  • the planet wheels 11 ⁇ figure S) are arranged on a Pianetentrager 0 and angled with their Planeteoaehsen 11a to each other. The angle corresponds to the Wm ßl be 1? and the ring gear 12.
  • the planets themselves are designed as relatively flat, cylindrical disks. With their outer surface they are in contact with the ring gear 1: blaze: 8of the shaft 10 In frictional contact,
  • the ring gear 12 is formed lindrisch on its outer side E so that it can be supported in the housing 47 directed parallel to the longitudinal axis 3. Innnen note it has an obliquely directed friction surface
  • the Tllgereinhelt 8 has a preloading device in the form of a Blnsfellmutter 48 m, the upper a Drookleder 42 and a Stanford! 43 acts on the sun gear 10, the arrangement thus also allows readjustment during the Laufeit.
  • the elimination of the game can also be done via a screw that acts on a Druckfede 42, mlrJels the turn a bearing ball 43 is applied.
  • the sun gear 10 is shifted with the additional mass 5 in the direction of the planetary gears 11, in the same catfish the Pianetenzier 11 are axially toward Sehatalle 2 and thus on the toothing of the ge as pushed housing wheel 12, until you see the wheel flanks Be fa ls konta. Therefore, the total amount of play on the wheels can be zeroed by means of the drum spring 42.
  • the planetary gear 7 is tir side on the sound wave 2 atage amlfen side closed by a cover 14.
  • the lid 14 is toptarnilg formed with a circle ylindrlscben bottom 24, the In de! Vt! Tte e hole 25 for receiving the shaft 18 aul Vietnamese.
  • For lubrication 01 can be arranged within the ⁇ ehiuses formed by the ring gear 12 and the cover 14 sola.
  • the oil can also be used to dissipate the resulting by friction worms.
  • the wheels can u be provided with this purpose ue not shown, via which the oil can be removed.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)

Abstract

L'invention concerne un train planétaire (7) comportant, comme roues, une roue planétaire (10), une couronne (12) et un pignon satellite (11), les roues étant constituées par des corps roulants qui sont en liaison entre eux par friction, et formant une partie d'un dispositif de changement de rapport (1) d'une boîte de vitesses à changement de rapport de véhicule. Le dispositif de changement de rapport (1) présente un axe de commande rotatif (2) et une unité d'amortissement (8) montée sur l'axe de commande (2) et servant à niveler les pointes de force, l'unité d'amortissement (8) présentant une masse additionnelle (5) qui est reliée cinématiquement à l'axe de commande (2) par l'intermédiaire du train planétaire (7).
PCT/DE2013/200284 2012-11-16 2013-11-08 Dispositif de changement de rapport pour une boîte de vitesses Ceased WO2014075673A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012221000.8A DE102012221000A1 (de) 2012-11-16 2012-11-16 Schaltvorrichtung für ein Getriebe
DE102012221000.8 2012-11-16

Publications (1)

Publication Number Publication Date
WO2014075673A1 true WO2014075673A1 (fr) 2014-05-22

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PCT/DE2013/200284 Ceased WO2014075673A1 (fr) 2012-11-16 2013-11-08 Dispositif de changement de rapport pour une boîte de vitesses

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DE (1) DE102012221000A1 (fr)
WO (1) WO2014075673A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5025671A (en) * 1990-03-05 1991-06-25 Excelermatic Inc. High ratio planetary type traction roller transmission
FR2803252A1 (fr) 1999-12-29 2001-07-06 Renault Dispositif de commande de boite de vitesses manuelle
EP1116902B1 (fr) 2000-01-12 2001-08-01 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Dispositif de commande d'une boíte de vitesses
US20020187871A1 (en) * 2001-05-11 2002-12-12 The Timken Company Hub assembly with speed change
DE10210972B4 (de) 2002-03-13 2006-07-06 Daimlerchrysler Ag Schalteinrichtung
DE102005049173A1 (de) * 2005-10-14 2007-04-19 Vojacek, Herbert, Prof. Dr.-Ing. Reibradgetriebe
WO2007137895A1 (fr) 2006-05-26 2007-12-06 Schaeffler Kg Dispositif de sélection d'une boîte de vitesses
WO2008052865A1 (fr) 2006-10-28 2008-05-08 Schaeffler Kg Liaison de transmission entre un arbre de changement de vitesse et une masse supplémentaire
DE102010034281A1 (de) 2010-08-13 2012-02-16 Schaeffler Technologies Gmbh & Co. Kg Schaltvorrichtung für ein Getriebe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE157241C (fr) *
US1017911A (en) * 1911-05-11 1912-02-20 Charles J Kintner Friction-gearing.
US1737295A (en) * 1927-02-17 1929-11-26 Wilhelm B Bronander Friction-drive reduction gearing
DE8707305U1 (de) * 1987-05-21 1988-09-08 Neuweg Fertigung GmbH, 7932 Munderkingen Planetengetriebe

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5025671A (en) * 1990-03-05 1991-06-25 Excelermatic Inc. High ratio planetary type traction roller transmission
FR2803252A1 (fr) 1999-12-29 2001-07-06 Renault Dispositif de commande de boite de vitesses manuelle
EP1116902B1 (fr) 2000-01-12 2001-08-01 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Dispositif de commande d'une boíte de vitesses
US20020187871A1 (en) * 2001-05-11 2002-12-12 The Timken Company Hub assembly with speed change
DE10210972B4 (de) 2002-03-13 2006-07-06 Daimlerchrysler Ag Schalteinrichtung
DE102005049173A1 (de) * 2005-10-14 2007-04-19 Vojacek, Herbert, Prof. Dr.-Ing. Reibradgetriebe
WO2007137895A1 (fr) 2006-05-26 2007-12-06 Schaeffler Kg Dispositif de sélection d'une boîte de vitesses
WO2008052865A1 (fr) 2006-10-28 2008-05-08 Schaeffler Kg Liaison de transmission entre un arbre de changement de vitesse et une masse supplémentaire
DE102010034281A1 (de) 2010-08-13 2012-02-16 Schaeffler Technologies Gmbh & Co. Kg Schaltvorrichtung für ein Getriebe

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