JPS5934066A - Transmission casing of motorcycle - Google Patents

Transmission casing of motorcycle

Info

Publication number
JPS5934066A
JPS5934066A JP14196382A JP14196382A JPS5934066A JP S5934066 A JPS5934066 A JP S5934066A JP 14196382 A JP14196382 A JP 14196382A JP 14196382 A JP14196382 A JP 14196382A JP S5934066 A JPS5934066 A JP S5934066A
Authority
JP
Japan
Prior art keywords
belt
pulley
cover
bearing
input 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
Application number
JP14196382A
Other languages
Japanese (ja)
Inventor
Taiji Kosaka
小坂　泰司
Nobuo Abu
阿武　信夫
Seiichi Urashi
誠一 浦志
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to JP14196382A priority Critical patent/JPS5934066A/en
Publication of JPS5934066A publication Critical patent/JPS5934066A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • B62M7/12—Motorcycles characterised by position of motor or engine with the engine beside or within the driven wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • 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
    • F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K2202/00—Motorised scooters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • F16H2057/0203—Gearboxes; Mounting gearing therein the gearbox is associated or combined with a crank case of an engine
    • 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
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F16H2057/02065—Gearboxes for particular applications for vehicle transmissions for motorcycles or squads

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Details Of Gearings (AREA)

Abstract

PURPOSE:To stably support a bearing, by forming in a transmission casing a portion supporting a V belt tension side of a bearing on a pulley side for an output shaft in a reduction gear, and forming a portion supporting the remainder of the bearing on a transmission cover. CONSTITUTION:A transmission casing body 10 is formed integrally with an engine 5 from a side surface of the engine 5 toward side surface of a rear wheel 3. An axle shaft 4 integrally formed with the rear wheel 3 is supported to a rear portion 11 of the transmission casing body 10. There is accommodated in a rear space 12 of the transmission casing body 10 a reduction gear 6 extending from an input shaft 7 through a gear train 8 to the axle shaft 4, and mounting a cover 14 on an outer surface thereof. A semicircular support 13 for supporting a V belt 19 tension side of a bearing 9 on a pulley side for the input shaft 7 is formed at the rear portion 11 of the transmission casing body 10. Another semicircular support 15 for supporting a rear side of the bearing 9 on the pulley side is formed at a front portion of the cover 14. With this arrangement, the bearing 9 may be stably supported, and the cover 14 may be readily installed.

Description

【発明の詳細な説明】 本発明は、オートバイその他の自動二輪車における伝動
ケース装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a transmission case device for a motorcycle or other two-wheeled vehicle.

この種の自ｕａＪ二輪屯においては、前方のエンジンの
出力をその後方の後車輪に伝達する場合、同エンジンの
出力軸と、向後車輪の車軸との間には比較的大きな距離
があるため１Ｖベルト装置を使ＩＮするのが好ましく、
この場合、同出力軸は比較的高速口伝のため、これを減
速すべく減速歯車装置を備える必要があり、さらにこの
場合、同減速歯車装置はこれを後車輪側為即ちＶベルト
装置の外方に配置すると＼もに油中に浸漬される湿式と
すること力ｆ好ましい。In this type of UAJ motorcycle, when transmitting the output of the front engine to the rear wheels behind it, there is a relatively large distance between the output shaft of the engine and the axle of the rear wheels. It is preferable to use a belt device for IN.
In this case, since the output shaft is relatively high-speed, it is necessary to provide a reduction gear device to reduce the speed of the output shaft. It is preferable to use a wet type where it is immersed in oil.

本発明は、減速歯車装置の入力軸の軸受を伝動ケース本
体に一部支持させてミッションカバーの組付は構造を簡
素化することを目的としている。An object of the present invention is to simplify the assembly structure of the transmission cover by partially supporting the bearing of the input shaft of the reduction gear device in the transmission case body.

以下図面に図示された本発明の一実施例について説明す
る。An embodiment of the present invention illustrated in the drawings will be described below.

１はオートバイその他の自動二輪車の車体で、同車体ｌ
に前車＠２、後車輪３が軸支されると＼もに、その中間
にエンジン５が設けられている。1 is the body of a motorcycle or other two-wheeled vehicle;
When the front wheel 2 and the rear wheels 3 are pivotally supported, an engine 5 is provided between them.

また前方に位置するエンジン５の側面から後方に位置す
る後車＠３の側面に向い同エンジン５と一体に伝動ケー
ス本体１ｏが形成され、同伝動ケース本体１０の後部１
］に、後車輪３と一体の車軸４が軸支され、同伝動ケー
ス本体１ｏの後部空８１２内には、Ｉ「７１車軸４より
前方の入力軸７がら歯車列８企介して車軸４に到る減速
歯車装置６カＳ収納されるとくもに、その外面にこれを
液密に密閉しつるミツンヨン力バー１４が着脱自在に取
付けられるようになっている。Further, a transmission case main body 1o is formed integrally with the engine 5 facing from the side of the engine 5 located at the front to the side of the rear vehicle @ 3 located at the rear.
], an axle 4 integral with the rear wheel 3 is supported, and in the rear space 812 of the transmission case body 1o, an input shaft 7 forward of the axle 4 is connected to the axle 4 via a gear train 8. A power bar 14 is removably attached to the outer surface of each of the six reduction gear devices that is housed therein to seal the device in a liquid-tight manner.

しかして前記伝動ケース本体後部】１には、前記入力軸
７のプーリー側軸受９のＶベルト張力側（前方側）を支
持する半円状支持部１３が形成されると＼もに、前記ミ
ッションカバー１４の前部には、前記プーリー側軸受９
の後方側を支持する半円状支持部１５が形成されており
、同面半円状支持耶１３．１５でプーリー側軸受９を挾
持しつるようになっている。Therefore, a semicircular support part 13 is formed on the transmission case main body rear section 1 to support the V-belt tension side (front side) of the pulley side bearing 9 of the input shaft 7. The pulley side bearing 9 is mounted on the front part of the cover 14.
A semicircular support part 15 is formed to support the rear side of the pulley side bearing 9, and the pulley side bearing 9 is held between the semicircular support parts 13.15 on the same plane.

また前記半円状支持ｇ（＜１３．１５より外方へ突出し
た入力軸７の突出部上のプーリー１８と、エンジン５の
出力軸２１上のプーリー１？と、間両プーリー１７、Ｊ
６が構成され、同■ベルト装置１６は伝動ケース本体］
Ｏの外面に着脱自在に装着されるＶベルトカバー２０で
覆われている。Also, the pulley 18 on the protrusion of the input shaft 7 protruding outward from the semicircular support g (<13.15), the pulley 1 on the output shaft 21 of the engine 5, and the pulleys 17, J
6 is configured, and the belt device 16 is the transmission case body]
It is covered with a V-belt cover 20 that is detachably attached to the outer surface of the O.

さらに入力軸７の外端に自動遠心式発進クラッチ２２が
設けられており、プーリー１７の回転数が一定回転数を
越えた時に、プーリー１７の回転力が入力軸７に伝達さ
れるようになっている。Furthermore, an automatic centrifugal starting clutch 22 is provided at the outer end of the input shaft 7, so that when the rotation speed of the pulley 17 exceeds a certain rotation speed, the rotational force of the pulley 17 is transmitted to the input shaft 7. ing.

さらにまた前記エンジン５と、これに一体に形成された
伝動ケース本体１０と、減速歯車装置６と、■ベルト装
Ｒ１６と、自動遠心式発進クラッチ２２とテ、パワーユ
ニットが構成され、同パワーユニットの外部構造たる伝
動ケース本体１０の前部に一体に形成された枢支部２３
において、軸２４を介して車体１に上下へ揺動自在に軸
支されている。Furthermore, the engine 5, a transmission case main body 10 integrally formed with the engine 5, a reduction gear device 6, a belt assembly R16, an automatic centrifugal starting clutch 22, and a power unit are constructed. A pivot portion 23 integrally formed in the front part of the transmission case main body 10 which is the structure
, it is pivotally supported by the vehicle body 1 via a shaft 24 so as to be able to swing vertically.

またミッションカバー１４はＶベルトカバー２０ヨりも
後方へ延びる部分２５２有し、同延長部分２５には内部
の潤滑油を交換すべき油の注入口２６と排出口（図示さ
れず）が設けられ、同注入口２６および排出口はこれに
着脱自在に螺看されるボルト２７．２８で密閉されるよ
うになっている。The mission cover 14 also has a portion 252 that extends rearward beyond the V-belt cover 20, and the extended portion 25 is provided with an oil inlet 26 and an oil outlet (not shown) for exchanging the internal lubricating oil. , the inlet 26 and the outlet are hermetically sealed with bolts 27 and 28 that are removably screwed therein.

さらに伝動ケース本体１０とＶベルトカバー２０とはバ
ッキング等を介することなく直接重合されてボルト、螺
子等で固着されており、Ｖベルトカバ２０の剛性により
伝動ケース本体１０は補強されるようになっている。Further, the transmission case main body 10 and the V-belt cover 20 are directly superposed and fixed with bolts, screws, etc. without using a backing or the like, and the transmission case main body 10 is reinforced by the rigidity of the V-belt cover 20. There is.

図示の実施例は前記したように構成されているので、エ
ンジン５０回転数が所定の回転数２越えた時に、自動遠
心式発進クラッチ２２が接続状態となり、エンジン５の
出力は、■ベルト装Ｍ１６、自動遠心式発進クラッチ２
２および減速歯車装置６を介して後ず輪３に伝達されて
、車体１が前進される。Since the illustrated embodiment is configured as described above, when the engine 50 rotation speed exceeds the predetermined rotation speed 2, the automatic centrifugal starting clutch 22 is connected, and the output of the engine 5 is , automatic centrifugal starting clutch 2
2 and the reduction gear device 6 to the rear wheels 3, and the vehicle body 1 is moved forward.

またＶベルト装置１６および減速歯車装置６は伝りｖノ
ケース本体］０．　　ミッションカバー１４　オ、１：
　ヒＶベルトカバー２０で密閉され、パワーユニットは
全体として比較的小型となる。In addition, the V-belt device 16 and the reduction gear device 6 are connected to the V-case body]0. Mission Cover 14 O, 1:
The power unit is sealed with a V-belt cover 20, and the power unit as a whole becomes relatively small.

さらに減速歯車装置６は１伝動ケ一ス本体１０およびミ
ツショ〉カバー１４で液密に密封され、その内部に潤滑
油が注入さｎているので、常に良好な潤滑状態が得られ
る。Further, the reduction gear device 6 is liquid-tightly sealed by the transmission case main body 10 and the transmission cover 14, and lubricating oil is injected into the inside thereof, so that a good lubrication condition is always obtained.

さらにまたＶベルトカバー２０を取外すだけで、Ｖベル
ト】９を交換することができる。Furthermore, the V-belt [9] can be replaced simply by removing the V-belt cover 20.

しかも前記入力軸７のプーリー側軸受９のＶベルト張力
側は、ケース本体後部１１の半円状支持部１３で支持さ
れるため、Ｖベルト１９の張力はＦｎ１半円状支持部１
３で負担さ八、同人力軸７は確固と安定して回転でき、
耐久性が向上される。Moreover, since the V-belt tension side of the pulley-side bearing 9 of the input shaft 7 is supported by the semicircular support part 13 of the case body rear part 11, the tension of the V-belt 19 is reduced by the Fn1 semicircular support part 1.
3 and 8, the doujin-powered shaft 7 can be rotated firmly and stably,
Durability is improved.

またＶベルト】９の張力がケース本体後部１１の半Ｐ［
支持部Ｊ３で負担されるため、ミッションカバー１４に
はＶベルト１９の張力が作用せず、同ミッションカバー
１４の取付はボルトの本数が節減されると＼もに、小型
化される。In addition, the tension of V-belt]9 is half P[
Since the load is borne by the support part J3, the tension of the V-belt 19 does not act on the mission cover 14, and the number of bolts used to attach the mission cover 14 can be reduced and the size can be reduced.

このように本発明においては、前記伝動ケース本体内の
後部に、前記減速歯車装置における入力軸のプーリー側
軸受の少なくともＶベルト張力側を支持する部分を形成
すると＼もに、前記ミッションカバーの前部に、前記入
力軸のプーリー側軸受の残部を支持する部分ば形成した
ため、前記画部分で前記入力軸のプーリー側軸受は長期
間に亘り確固と安定して支持される。As described above, in the present invention, a portion that supports at least the V-belt tension side of the pulley side bearing of the input shaft in the reduction gear device is formed in the rear part of the transmission case main body, and a part that supports at least the V-belt tension side is formed in the rear part of the transmission case main body. Since a portion supporting the remainder of the pulley-side bearing of the input shaft is formed in the portion, the pulley-side bearing of the input shaft is firmly and stably supported in the portion.

またイぐ発ｌ′７１ｆでは、前記Ｖベルトの張力は前記
伝動ケース本体内の後部に形成された支持部分で負担さ
れるため、前記ミッションケースには前記Ｖベル１、の
張力は作用せず、同ミッションケースのＶｉ１定手段が
１７７７単となる。In addition, in the case of the start l'71f, the tension of the V-belt is borne by the support portion formed at the rear part of the transmission case body, so the tension of the V-belt 1 does not act on the transmission case. , the Vi1 constant means for the same mission case is 1777 single.

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本発明に係る自動二＠車の伝動ケース装置の一
実施例を備えた自ａｖ−二輪車の側面図、第２図は前記
実施例の要部拡大縦断平面図、第３１″Ａはその一部を
欠除した側面図、第４図は同実施例のミッションカバー
の側面図である。 １・・・自動二輪車車体、２・・・前車輪、３・・・後
車輪、４・・・車軸、５・・・エンジン、６・・・減速
歯車装置、７・・・入力軸、８・・・歯車列、９・・・
入力軸プーリー側軸受、１０・・・伝動ケース本体、１
１・・・ケース本体後部、１２・・ケース本体後部空間
、１３・・・半円状支持部、１４・・・ミッションカバ
ー、１５・・・半円状支持！、１．６・・・Ｖベルト装
置、１７．１８・・°プーリー、１９・・・Ｖペル）、
２０・・・Ｖベルトカバー、２１・・・出力軸、２２・
・・自動遠心部分、２１・・・注入口、２７、公・・・
ボルト、代理人　弁理士　江　原　　望 外１名FIG. 1 is a side view of a self-driving two-wheeled vehicle equipped with an embodiment of the transmission case device for a motorcycle according to the present invention, and FIG. 4 is a side view of the transmission cover of the same embodiment. 1... Motorcycle body, 2... Front wheel, 3... Rear wheel, 4. ... Axle, 5... Engine, 6... Reduction gear device, 7... Input shaft, 8... Gear train, 9...
Input shaft pulley side bearing, 10... Transmission case body, 1
1... Rear part of the case body, 12... Rear space of the case body, 13... Semicircular support part, 14... Mission cover, 15... Semicircular support! , 1.6...V belt device, 17.18...° pulley, 19...V pel),
20...V belt cover, 21...output shaft, 22.
...Automatic centrifuge part, 21...Inlet, 27, Public...
Bolt, agent: Patent attorney Nozomi Ehara, 1 person

Claims (1)

【特許請求の範囲】 前方圧位置するエンジンの側面から、後方に位置する後
車輪の側面に延びるとくもに向後車輪の車軸を軸支する
伝動ケース本体内の後部に、入力軸と車軸とその中間の
歯車列とからなる減速歯車装置を配設し、前記入力軸上
にプーリーと前記エンジンの出力軸上にプーリーヲ設け
、同面プーリーに相互に連結するＶベルトと前記両プー
リーとからなるＶベルト装置を被うＶベルトカバーを取
付けた自動二輪車の伝動ケース装置において、前の 記減速歯車装置の入力軸上プーリー側軸受の少なくとも
Ｖベルト張力細分支持する部分を前記伝動ケース本体に
形成し、前記減速歯車装置を液密に被うミッションカバ
ーの前部に、前記入力軸のプーリー側軸受の残部を支持
する部分を形成したことを特徴とする自動二輪車の伝動
ケース装置。[Scope of Claims] An input shaft, an axle, and their A reduction gear device consisting of an intermediate gear train is disposed, a pulley is provided on the input shaft and a pulley is provided on the output shaft of the engine, and a V belt consisting of both pulleys and a V belt interconnected to the pulley on the same side. In a transmission case device for a motorcycle equipped with a V-belt cover that covers a belt device, at least a portion of the pulley side bearing on the input shaft of the reduction gear device that supports the V-belt tension subdivision is formed in the transmission case body; A transmission case device for a motorcycle, characterized in that a portion supporting the remainder of a pulley-side bearing of the input shaft is formed in a front portion of a mission cover that covers the reduction gear device in a liquid-tight manner.
JP14196382A 1982-08-16 1982-08-16 Transmission casing of motorcycle Pending JPS5934066A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14196382A JPS5934066A (en) 1982-08-16 1982-08-16 Transmission casing of motorcycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14196382A JPS5934066A (en) 1982-08-16 1982-08-16 Transmission casing of motorcycle

Publications (1)

Publication Number Publication Date
JPS5934066A true JPS5934066A (en) 1984-02-24

Family

ID=15304192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14196382A Pending JPS5934066A (en) 1982-08-16 1982-08-16 Transmission casing of motorcycle

Country Status (1)

Country Link
JP (1) JPS5934066A (en)

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