WO2018137844A1 - Composant de transmission - Google Patents

Composant de transmission Download PDF

Info

Publication number
WO2018137844A1
WO2018137844A1 PCT/EP2017/082728 EP2017082728W WO2018137844A1 WO 2018137844 A1 WO2018137844 A1 WO 2018137844A1 EP 2017082728 W EP2017082728 W EP 2017082728W WO 2018137844 A1 WO2018137844 A1 WO 2018137844A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmission
housing
gear
transmission component
drive
Prior art date
Application number
PCT/EP2017/082728
Other languages
German (de)
English (en)
Inventor
Tim Fiss
Philipp Freiheit
Original Assignee
Contitech Antriebssysteme 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 Contitech Antriebssysteme Gmbh filed Critical Contitech Antriebssysteme Gmbh
Priority to EP17816780.5A priority Critical patent/EP3574233A1/fr
Publication of WO2018137844A1 publication Critical patent/WO2018137844A1/fr

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
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/02—Gearings for conveying rotary motion by endless flexible members with belts; with V-belts
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/035—Gearboxes for gearing with endless flexible members
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0412—Cooling or heating; Control of temperature
    • F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
    • F16H57/0416—Air cooling or ventilation
    • 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
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0863—Finally actuated members, e.g. constructional details thereof
    • F16H2007/0865—Pulleys
    • 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
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0863—Finally actuated members, e.g. constructional details thereof
    • F16H2007/0874—Two or more finally actuated members
    • 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
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0889—Path of movement of the finally actuated member
    • F16H2007/0897—External to internal direction
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02069—Gearboxes for particular applications for industrial applications
    • F16H2057/02073—Reduction gearboxes for industry
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/033—Series gearboxes, e.g. gearboxes based on the same design being available in different sizes or gearboxes using a combination of several standardised units
    • F16H2057/0335—Series transmissions of modular design, e.g. providing for different transmission ratios or power ranges

Definitions

  • the invention relates to a modular designed transmission component between at least one drive and an output shaft within a drive train, wherein the transmission component comprises at least one gear stage with a transmission ratio between input and output shafts and at least one connected to a drive shaft gear and a driven shaft connected to a gear ,
  • the drive shaft or the associated drive gear and the output shaft, including output gear are, as usual in a transmission, with respect to their
  • Gear module and translation fixed distances can then be done only on other gear stages that do not necessarily serve the actual translation, but only increase the size of the transmission. In real gearboxes resulting from each additional gear stage efficiency losses and an increase in the masses. In addition, then increased lubrication by oils and greases may be required for the operation of the transmission.
  • belt drives In addition to the gear drives mentioned, forces and torques can also be transmitted by means of belt drives from a drive shaft to an output shaft.
  • These belt drives have at least two pulleys, which are frictionally and / or positively wrapped by a drive belt over part of its circumference.
  • drive belts or pull belts here e.g. Flat belts, V-belts, V-ribbed belts or toothed belts made of elastomeric materials are used.
  • Belt drives have the advantage that here almost any desired center distances can be set and that due to the lower mass lighter transmissions are possible. Disadvantageously, belt drives can heat up strongly and are e.g. due to their frictional connection or their belt material in view of
  • weight-optimized construction produced and is unproblematic in terms of noise.
  • a reduction in CC emissions was sought, as it is achievable, for example, that the efficiency is increased, while at least the efficiency of individual gear stages within a larger transmission.
  • each gear stage is designed as Zugriomentrieb with a fixed gear ratio and arranged within a separate the transmission component and enclosing housing, the gears are formed as pulleys of the Werriestriebs and stored in the housing and the Glasrieb drive has at least one pull belt, the friction and the pulleys /or
  • gear cassette is here used true to the actual meaning of the word as a "small box” (cassette), wherein such a unit, i. a cassette, an elementary, relatively simple “basic function" of a transmission includes and variable with other gear cassette or other
  • Transmission types can be assembled into an overall system. For example, a gear stage in a gear transmission as about
  • the housing of the component or the gear cassette is advantageously designed so that it can be used modularly, ie that it can be added as a transmission component existing devices or constructions, possibly also in duplicate or multiple execution, or can be put together in a multiple arrangement as a transmission system ,
  • the housing is namely modular as
  • a tensioning device for the tensioning strap provided for the gear stage located therein is provided, preferably a load-dependent tensioning device.
  • Clamping device for the tension belt, in which a pivotally mounted first tensioning pulley are assigned to the load strand and a second pivotally mounted tensioner idler pulley, wherein the tensioning rollers each pivotable via a hinged to the tensioning rollers and mounted in the housing pendulum support and connecting the pendulum supports coupling drive are connected to each other so that by rolling under drive load pivoting on the Lasttrum first tension roller rolling on the slack side second clamping roll is pivotally and undeliverable in terms of increasing the belt tension the empty strand.
  • the tension rollers are designed as back rollers, results in a clamping device which requires very little space and can be arranged in the same plane of Switzerlandriementriebes.
  • a further advantageous embodiment is that a plurality of transmission components can be coupled and connected to one another on a common through shaft. This can be done in mechanical series connection or parallel connection, wherein in the
  • Transmission cassettes can be divided with Switzerlandriemenrieben, so that a lighter construction of the individual cassettes or the transmission of a much higher
  • a further advantageous embodiment is that the gear wheels designed as pulleys are mounted on both sides in the housing. This creates a smooth and concentric run of the pulleys and avoids the application of bending moments to the pulley bearings. This will be the
  • a further advantageous embodiment is that the gear wheels designed as pulleys on one or both sides with drive and driven shafts are connected, preferably via a provided in the hub of the pulley keyway for receiving a corresponding keyway.
  • connection to the drive shaft and output shaft can be structurally very simple. Access to the input and output shafts can be on both sides of the
  • the transmission input can be either opposite or on the same side of the transmission output. Furthermore, over a
  • pull belt is designed as a toothed belt, V-belt or V-ribbed belt.
  • V-belt or V-ribbed belt are each well suited for special applications and for the transmission of special forces or high speeds.
  • the gear stages can be operated with different drive belts.
  • a V-ribbed belt can contribute to acoustic optimization at high speeds and low torques, while a toothed belt is used in the gear stage, in which particularly high torques are transmitted.
  • the invention solves the problem of bridging long center distances, without reducing the efficiency of the transmission by superfluous gear stages
  • the transmission component according to the invention it is particularly advantageous to use the transmission component according to the invention, if several of these components for a transmission in the drive train of a work machine, a tractor or a motor vehicle, in particular countershaft, are assembled.
  • Fig. 1 shows an inventive transmission component in perspective
  • Fig. 2 is an overall view of a compilation of several than
  • Fig. 3 shows the interior of another embodiment of the invention
  • FIG. 1 shows a perspective view of a gear cassette la - lc
  • the drive shaft is received in the hub 2 of the transmission wheel 3 provided as a drive wheel, namely via a provided in the hub 2 keyway for receiving a corresponding keyway.
  • the output shaft is received in just this way in the hub 2 'of the driven gear 4 provided as a driven wheel.
  • the shafts are rotatably connected by housing openings 27 with the respective gear wheels 3 and 4 located within the housing.
  • the gear stage realized within this transmission component 1 is designed as a tension belt drive and arranged within a housing 5 enclosing the transmission component 1 separately.
  • the housing consists of the lower housing part 5 a and the housing cover 5 b, not shown here, but which can be seen in the synopsis with the figure 2.
  • the tension belt drive has a tension belt 8 designed as a V-ribbed belt, which grips the pulleys frictionally in order to transmit torque and speed.
  • the drive pulley 3 rotates in the direction of rotation 9.
  • the load-dependent tensioning device for the tensioning belt shown here has a pivotally mounted first tensioning roller 10 on the load strand 11 of the V-ribbed belt 8 and a second tensioning roller 12 mounted in a pivotable manner on the slack side 13.
  • the tension rollers are designed here as back rollers.
  • the tension rollers 10 and 12 are hinged respectively via pendulum supports 14 and 15 and mounted at the end of the inner lever arm of the pendulum supports, wherein the pendulum supports 14 and 15 are in turn mounted in the housing 5 a and 5 b.
  • the pendulum supports 14 and 15 are also connected to each other by a coupling drive or a coupling member 16, namely with their respective outer lever arm on the respective with respect to their housing mounting the tension rollers opposite side.
  • Pendulum support 15 The pendulum support 15 then pivots or turns around its own
  • the housing 5 of the transmission component according to the invention is designed so that it can be connected to other housings or transmission components in the drive train via congruently arranged bores and connecting elements 17 to form a transmission, as shown in FIG.
  • a plurality of transmission components can be coupled and connected to one another on a common through-shaft.
  • Fig. 3 shows the interior of another embodiment of the invention
  • Transmission component namely the Zugrueitrieb there provided tensioning device.
  • Pulleys 18 and 18a are driving pulleys and connected to drive shafts not shown here.
  • the drive shafts belong to two electric motors, not shown here, which thus transmit their torque at the same speed to the driven pulley 19.
  • the clamping devices 21 and 22 provided here consist in each case of 2 tensioning rollers which are coupled to one another and which are in the marked direction of rotation 23 by the pull transferring forces in the load strand 24 to the opposite idler pulley on the slack side 25 and deliver this tension roller accordingly. It should be noted that according to the two drives within a revolution load and empty strand of the tension belt change each case.
  • 5 housing consisting of housing parts 5a and 5b

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)

Abstract

Composant de transmission entre au moins un arbre d'entrée et un arbre de sortie dans un groupe motopropulseur, le composant de transmission comprenant au moins un niveau d'engrenage avec un rapport de transmission entre l'arbre d'entrée et l'arbre de sortie et présentant au moins, une roue d'engrenage connectée à un arbre d'entrée et une roue d'engrenage connectée à un arbre de sortie, chaque niveau d'engrenage étant formé en tant que transmission par courroie de traction avec un rapport de transmission fixe et étant disposé dans un boîtier enfermant le composant de transmission séparément, les roues d'engrenage sont formées en tant que poulies de la transmission par courroie de traction et placées dans le boîtier et la transmission par courroie de traction présentant au moins une courroie de traction qui entoure les poulies de la transmission de manière à coopérer par friction ou par forme pour le transfert d'un moment de rotation, les arbres d'entrée et de sortie pouvant être connectés de façon solidaire en rotation aux roues d'engrenages respectives se trouvant à l'intérieur du boîtier, à travers de ouvertures du boîtier.
PCT/EP2017/082728 2017-01-24 2017-12-14 Composant de transmission WO2018137844A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17816780.5A EP3574233A1 (fr) 2017-01-24 2017-12-14 Composant de transmission

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017201075.4 2017-01-24
DE102017201075.4A DE102017201075B4 (de) 2017-01-24 2017-01-24 Modular kombinierbares Getriebegehäuse mit einem Riementrieb

Publications (1)

Publication Number Publication Date
WO2018137844A1 true WO2018137844A1 (fr) 2018-08-02

Family

ID=60702767

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/082728 WO2018137844A1 (fr) 2017-01-24 2017-12-14 Composant de transmission

Country Status (3)

Country Link
EP (1) EP3574233A1 (fr)
DE (1) DE102017201075B4 (fr)
WO (1) WO2018137844A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3631517A1 (de) * 1986-09-17 1988-04-14 Konrad Dipl Ing Schmidt Ein- oder mehrteilige schutzverkleidung fuer zugmittelgetriebe
EP1906052A2 (fr) * 2006-09-28 2008-04-02 Delphi Technologies, Inc. Tensionneur de courroie variant selon la charge
DE102007052209A1 (de) * 2007-10-15 2009-04-23 Helmut Ristl Getriebe
DE102010060703A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Riementrieb mit Spannsystem
DE102010060705A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Keilrippenriementrieb mit Spannsystem
US20120152644A1 (en) * 2010-12-20 2012-06-21 Paul Harriman Kydd Compliant, balanced belt or chain drive
DE102014213141A1 (de) * 2014-07-07 2016-01-07 Schaeffler Technologies AG & Co. KG Riementrieb

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418027A (en) * 1966-07-15 1968-12-24 Atomic Energy Commission Usa Rotary table
US5374222A (en) 1994-02-23 1994-12-20 Cincinnati Milacron Inc. Belt arrangement
US6960145B2 (en) 2002-08-30 2005-11-01 Trw, Inc. Belt tensioner for electric power steering unit
CN203510301U (zh) 2013-09-12 2014-04-02 广东万联包装机械有限公司 一种纵切机的同步带传动机构

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3631517A1 (de) * 1986-09-17 1988-04-14 Konrad Dipl Ing Schmidt Ein- oder mehrteilige schutzverkleidung fuer zugmittelgetriebe
EP1906052A2 (fr) * 2006-09-28 2008-04-02 Delphi Technologies, Inc. Tensionneur de courroie variant selon la charge
DE102007052209A1 (de) * 2007-10-15 2009-04-23 Helmut Ristl Getriebe
DE102010060703A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Riementrieb mit Spannsystem
DE102010060705A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Keilrippenriementrieb mit Spannsystem
US20120152644A1 (en) * 2010-12-20 2012-06-21 Paul Harriman Kydd Compliant, balanced belt or chain drive
DE102014213141A1 (de) * 2014-07-07 2016-01-07 Schaeffler Technologies AG & Co. KG Riementrieb

Also Published As

Publication number Publication date
DE102017201075B4 (de) 2020-06-18
EP3574233A1 (fr) 2019-12-04
DE102017201075A1 (de) 2018-07-26

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