WO2009113182A1 - Synchroniseur et transmission le comportant - Google Patents

Synchroniseur et transmission le comportant Download PDF

Info

Publication number
WO2009113182A1
WO2009113182A1 PCT/JP2008/054836 JP2008054836W WO2009113182A1 WO 2009113182 A1 WO2009113182 A1 WO 2009113182A1 JP 2008054836 W JP2008054836 W JP 2008054836W WO 2009113182 A1 WO2009113182 A1 WO 2009113182A1
Authority
WO
WIPO (PCT)
Prior art keywords
cone
bowling
self
ring
synchronizer
Prior art date
Application number
PCT/JP2008/054836
Other languages
English (en)
Japanese (ja)
Inventor
羽田　雅敏
穣 小栗
貴志 出口
Original Assignee
愛知機械工業株式会社
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 愛知機械工業株式会社 filed Critical 愛知機械工業株式会社
Priority to PCT/JP2008/054836 priority Critical patent/WO2009113182A1/fr
Publication of WO2009113182A1 publication Critical patent/WO2009113182A1/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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/02—Arrangements for synchronisation, also for power-operated clutches
    • F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
    • F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/02—Arrangements for synchronisation, also for power-operated clutches
    • F16D23/025—Synchro rings
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/02—Arrangements for synchronisation, also for power-operated clutches
    • F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
    • F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation
    • F16D2023/0681—Double cone synchromesh clutches

Definitions

  • the present invention relates to a synchronization device and a transmission including the same.
  • a baux ring having a surface on the inner peripheral surface and a sink mouth cone having a friction surface on the outer peripheral surface is provided. It has been proposed to synchronize by generating a torque by pressing the ⁇ face of the cone against the top surface of the sink mouth cone.
  • Patent Document 1 Japanese Patent Application Laid-Open No. Sho 6 1-3 8 2 2 3
  • the above-mentioned synchronizer produces: ⁇ , which cannot fully perform the sink port performance.
  • the synchronizer generally has a backlash between the spline teeth of the force pulling sleeve and the synchro hub, and between the bokering and the synchro cone), so that it can be If the synchronous action force S is performed while the bowling shaft is tilted in this way, both friction surfaces of the bowling and the sink mouth cone come into contact with each other, and There is a problem that a stable torque cannot be obtained because the surface is deviated or the bowling is moved in the axial direction. Disclosure of the invention
  • the present invention aims to provide a synchronizer capable of obtaining a stable torque by preventing the hooking of the surface due to the tilting of the bokeh ring, and a speed changer equipped with the synchronizer.
  • a synchronizer capable of obtaining a stable torque by preventing the hooking of the surface due to the tilting of the bokeh ring, and a speed changer equipped with the synchronizer.
  • the synchronizer of the present invention is a synchronizer that performs a synchronizing action by pressing the surface of the bokeh ring against the ffi of the synchro cone that rotates integrally with the transmission gear, and at least a corner portion on the surface of the tilf self-sink cone
  • the gist is to form multiple chamfers.
  • a plurality of chamfers are formed at least at the corners of the friction surface of the synchrocone, so that the bokeling is inclined and moved in the axial direction during the synchronizing action, and the bokeling and the synchro Even if both sides of the cone come into contact with each other, both friction surfaces will not hit the edge. In other words, there is no bias in the bowling and the hooking is not caught in the axial movement of the bowling. As a result, a stable torque can be obtained.
  • the edge can be opened to a curved surface. By doing so, it is possible to further prevent catching when the bowling is moved in the eccentric direction.
  • the rough surface of the selfish synchro cone has a first flange surface formed on the outer peripheral surface and a second gathering surface formed on the inner peripheral surface.
  • the transmission according to the present invention includes a rotation that allows the tin self-transmission gear to be supported, and the knitting self-transmission gear is knitted using the synchronizer according to any one of claims 1 to 3.
  • the gist is that the input rotational force is shifted by fixing to the self rotation.
  • the transmission according to the present invention includes any of the above-described synchronization devices according to the present invention
  • the effects of the synchronization device according to the present invention for example, the surface force of bokeling or the catching movement in the direction of the bowling occurs. Therefore, it is possible to achieve the effect that a stable torque can be obtained.
  • Fig. 1 is an arrangement diagram of a transmission.
  • FIG. 2 is an enlarged self-contained configuration diagram of the gear and synchronizer portion, showing the main part of FIG. 1 in an enlarged manner.
  • FIG. 3 is an enlarged cross-sectional configuration view of the main part of the sink mouth cone.
  • Fig. 4 is an explanatory diagram showing that the boring ring S is tilted and moved in the axial direction while being synchronized.
  • FIG. 5 is an enlarged cross-sectional configuration view of a main part in a state in which the bowling is in contact with the chamfered portion of the sink mouth cone.
  • Fig. 6 is a further expansion of the main part of Fig. 5 showing a comparison with the conventional structure.
  • Fig. 7 is an enlarged cross-sectional view of the main part showing an example, where the bokeh is tilted and slidably contacts the curved surface of the sink mouth cone.
  • Fig. 8 is a further expansion of the main part of Fig. 7 showing a comparison with the conventional view.
  • Figure 1 is a schematic diagram of a transmission.
  • the machine 1 of the embodiment shifts and outputs the power of the input shaft 1 a, the output shaft 1 b and the reverse idler shaft 1 c provided in a TO shape, and the input shaft 1 a.
  • a transmission gear 1 «2 arranged on each of the shaft 1 b or the reverse idler shaft 1 c and a synchronizing device 4 for synchronizing the gears to be engaged is provided.
  • the transmission gear 2 is configured as a well-known lotus wheel, and includes a fixed gear 2 a that is fixedly supported on each shaft and a saddle gear 2 b that is supported so as to be covered on each shaft.
  • the covering gear 2 b is formed with a clutch gear 3 force S.
  • a synchro hub 4a is fixed to the outer periphery of the input shaft la, and the spline teeth 5a are engaged with the outer spline teeth of the synchro hub 4a so that it can slide in the axial direction.
  • a shift fork (not shown) is fitted to the engagement sleeve 5 b formed on the outer periphery of the coupling sleeve 5 so that the coupling sleeve 5 is moved in the axial direction ⁇ by the shift fork when shifting. It is composed.
  • a gear 2 b is provided on the outer periphery of the input shaft 1 a via a needle bearing so that the clutch gear is integrally formed with the gear 2 b. 3 is engaged with 6 synchro cones, and the synchro cone 6 rotates together with the gear 2b.
  • the synchro cone 6 is arranged on the sync hub 4 a side so that the outer boke ring 7 and the inner boke ring 8 can be combined.
  • the outer baux ring 7 is engaged with an engaging claw 7 a force S, and this () and the claw portion 7 a are engaged with the inner boke ring 8, and the outer boke ring 7 and the inner boke ring 7 are engaged. 8 are connected.
  • the same gear 2 b on the left side of the sync hub 4 a is similarly engaged with the integrally formed clutch gear 3 by the synchro cone 6 force S, and is connected to the sink port cone 6.
  • the outer bowling ring 7 and the inner bowling ring 8 are arranged so that they can be combined.
  • the sink mouth cone 6 has an outer peripheral side ⁇ 7)
  • the first chamfered portion 6c and the second chamfered portion 6d are continuously chamfered at the corners C and C at the side ends of the bokeling 7 and 8 on the first 6a and second rib surface 6b. Each is formed in a shape.
  • a low-slanted saddle surface 7 b force S that slides into contact with the first collar surface 6 a of the synchro cone 6.
  • the surface 7b is formed with a groove 7c force S in the circumferential direction in order to increase the surface pressure and improve the performance of lubricating oil removal for the purpose of improving the synchronization effect.
  • One inner bowling 8 also has an inclined surface 8 a force S that slides in contact with the second friction surface 6 b of the sink mouth cone 6 and meets the friction surface 8 a.
  • a groove (Fig. ⁇ Tf) force S is formed in the circumferential direction in order to increase the surface pressure and improve the lubrication performance.
  • the synchronizer 4 does not play back between the splices of the coupling sleeve 5 and the synchro hub 4a, or between the bokering 7 and 8 and the sink cone 6).
  • there is bokeling 7, 8 force S tilt as it is moved in the axial direction as shown in Fig. 4, but in this example, it is tilted at the time of synchronous action
  • the first chamfered portion 6 c and the second chamfered portion 6 d force S are formed on the synchrocone 6.
  • the surface 7b of the outer boke ring 7 is in sliding contact with the second chamfered portion 6d of the sink mouth cone 6, and both friction surfaces 7b, 6a of the boke ring 7 and the synchro cone 6 are in contact with the edge. There is nothing to do.
  • the corner part C is replaced with the corner part C
  • the ⁇ 3 ⁇ 4 ⁇ insect ffi ⁇ on the friction surface 6 a is reduced. Resulting in.
  • the corner C is formed in a two-step chamfer consisting of the first chamfered portion 6c and the second chamfered portion 6d. , You can suppress the decrease in power. As a result, it is possible to obtain a stable friction torque without causing a bias in the surface 7 b of the bowling ring 7 or to catch the axial movement of the bowling 7, and to perform a good synchronizing action. It will be possible.
  • the synchro cone 6 is made of iron and the bokeh rings 7 and 8 are yellow :: ⁇ may cause the boulders 7 and 8 side surfaces 7 b and 8 a to be biased, , 8 is easy to get caught in the axial movement, so the two-step chamfering is more mechanical.
  • FIG. 7 and FIG. 8 show a modification.
  • the surface 7 b of the bake ring 7 is slidably contacted with the curved surface 6 e even though it is moved in the axial direction with the boke ring 7, 8 force.
  • the bake rings 7 and 8 can be moved in the axial direction satisfactorily without being caught, and the surfaces 7 b and 8 a of the boke rings 7 and 8 are prevented from being applied. Therefore, even in the modified example, a stable dredging torque can be obtained, and a good synchronization action can be performed.
  • the first friction surface 6a and the second surface 6b of the synchrocone 6 are formed by forming a plurality of portions 6c, 6d or a curved surface 6e at the corner C of the second surface 6b. It is acceptable that either of the first rib surface 6a or the second rib surface 6b has such a ridge 6c, 6d or curved surface 6e opened.
  • a multi-cone type having an outer bowling 7 and an inner bowling 8 is illustrated.
  • the chamfer 6c, 6d or curved surface 6e is formed at the corner C of the surface of the sink cone 6, the surface 7b of the bowling 7 is displaced in the axial direction of the surface 7b. It is possible to obtain a stable torque.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

L'invention porte sur un synchroniseur (4) apte à produire une activité synchrone par pression des surfaces de friction de bagues de friction (7, 8) sur les surfaces de friction (6a, 6b) d'un cône synchrone (6) conçu pour tourner d'un seul tenant avec une couronne (2b). Au moins certains coins des surfaces de friction (6a, 6b) du cône synchrone (6) comportent de multiples chanfreins.
PCT/JP2008/054836 2008-03-10 2008-03-10 Synchroniseur et transmission le comportant WO2009113182A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/054836 WO2009113182A1 (fr) 2008-03-10 2008-03-10 Synchroniseur et transmission le comportant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/054836 WO2009113182A1 (fr) 2008-03-10 2008-03-10 Synchroniseur et transmission le comportant

Publications (1)

Publication Number Publication Date
WO2009113182A1 true WO2009113182A1 (fr) 2009-09-17

Family

ID=41064862

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/054836 WO2009113182A1 (fr) 2008-03-10 2008-03-10 Synchroniseur et transmission le comportant

Country Status (1)

Country Link
WO (1) WO2009113182A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014058989A (ja) * 2012-09-14 2014-04-03 Isuzu Motors Ltd シンクロメッシュ機構と、それを搭載する車両用の変速装置
JP2017215040A (ja) * 2016-06-01 2017-12-07 エリコン フリクション システムズ（ジャーマニー）ゲーエムベーハー 可変比歯車伝導装置の同期ユニット用組立体
US10180129B2 (en) 2012-01-23 2019-01-15 Mhi Vestas Offshore Wind A/S Coordinated control of a floating wind turbine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174152U (fr) * 1986-04-26 1987-11-05
JPH04132227U (ja) * 1991-05-29 1992-12-07 日野自動車工業株式会社 変速機の同期噛合装置
JPH0674255A (ja) * 1991-09-30 1994-03-15 Hino Motors Ltd 変速機の同期噛合い装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174152U (fr) * 1986-04-26 1987-11-05
JPH04132227U (ja) * 1991-05-29 1992-12-07 日野自動車工業株式会社 変速機の同期噛合装置
JPH0674255A (ja) * 1991-09-30 1994-03-15 Hino Motors Ltd 変速機の同期噛合い装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10180129B2 (en) 2012-01-23 2019-01-15 Mhi Vestas Offshore Wind A/S Coordinated control of a floating wind turbine
JP2014058989A (ja) * 2012-09-14 2014-04-03 Isuzu Motors Ltd シンクロメッシュ機構と、それを搭載する車両用の変速装置
JP2017215040A (ja) * 2016-06-01 2017-12-07 エリコン フリクション システムズ（ジャーマニー）ゲーエムベーハー 可変比歯車伝導装置の同期ユニット用組立体

Similar Documents

Publication Publication Date Title
JP2005114156A (ja) 変速機の同期装置
WO2009113182A1 (fr) Synchroniseur et transmission le comportant
JP2011033134A (ja) 変速機の同期噛合装置
JP2005291490A (ja) 変速機の同期装置
JP2007292151A (ja) 変速機のシンクロメッシュ機構
JP5042202B2 (ja) 変速機のシンクロ機構
WO2007094140A1 (fr) Dispositif de synchronisation de transmission
JP5206645B2 (ja) 車両用変速機のシンクロ機構
JP5516799B2 (ja) 車両用変速機のシンクロ機構
JP2010071331A (ja) 変速機の同期装置
JP2010242886A (ja) 同期装置
JP4927001B2 (ja) 変速機のシンクロメッシュ機構
JP2009236180A (ja) 同期装置
JP4778224B2 (ja) 副変速機の同期装置
JP4421447B2 (ja) トランスミッションの同期結合装置
JP2004076812A (ja) トランスミッションの同期結合装置
JP2009270676A (ja) 変速機の同期装置
JP2008151175A (ja) マルチコーン型同期装置
JPH0612259Y2 (ja) 手動変速機の同期装置
JP5297998B2 (ja) 車両用変速機のシンクロ機構
JP2011190861A (ja) 変速機の同期噛合装置
JP2008215450A (ja) 変速機の同期装置
JP2010071437A (ja) 同期噛合機構
JP2010096331A (ja) 同期装置
JP5598573B2 (ja) 車両用変速機のシンクロ機構

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08722232

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08722232

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP