JPH02173461A - Lubricating method for transmission - Google Patents

Lubricating method for transmission

Info

Publication number
JPH02173461A
JPH02173461A JP63330498A JP33049888A JPH02173461A JP H02173461 A JPH02173461 A JP H02173461A JP 63330498 A JP63330498 A JP 63330498A JP 33049888 A JP33049888 A JP 33049888A JP H02173461 A JPH02173461 A JP H02173461A
Authority
JP
Japan
Prior art keywords
lubricating
lubricating oil
circuit
lubrication
transmission
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.)
Granted
Application number
JP63330498A
Other languages
Japanese (ja)
Other versions
JP2695651B2 (en
Inventor
Hideyuki Sugawara
英之 菅原
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.)
JATCO Corp
Original Assignee
JATCO Corp
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 JATCO Corp filed Critical JATCO Corp
Priority to JP63330498A priority Critical patent/JP2695651B2/en
Publication of JPH02173461A publication Critical patent/JPH02173461A/en
Application granted granted Critical
Publication of JP2695651B2 publication Critical patent/JP2695651B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • 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
    • F16H57/042—Guidance of lubricant
    • F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • General Details Of Gearings (AREA)

Abstract

PURPOSE:To contrive the increase of a quantity of lubricating oil reaching a necessary location by forming a clearance between an outlet of the first lubricating circuit and an inlet of the second lubricating circuit as a fine clearance enabling lubricating oil to be delivered to the inlet by utilizing only surface tension of the lubricating oil allowed to flow out from the outlet. CONSTITUTION:An output shaft 2 forms axial and radial direction lubricating oil lines 6, 7, and a case 1 forms in its internal surface the second lubricating circuit 10 while in a drum support 4 the first lubricating circuit 8. Here the first and second lubricating circuits 8, 10 are set in their clearance C to a fine space enabling lubricating oil to be delivered to its inlet of a rib 10a by utilizing only surface tension of the lubricating oil allowed to flow out from a lubricating oil outlet of the first lubricating circuit 8. Accordingly, a quantity of the lubricating oil reaching a necessary lubricating location can be increased.

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は、自動変速機等においてケース内潤滑油を利用
してシャフト支持部を潤滑する変速機の潤滑方法に関す
る。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a transmission lubrication method for lubricating a shaft support portion of an automatic transmission or the like using lubricating oil in a case.

（従来の技術） 従来、自動変速機のケースに固定されたブツシュと、該
ブツシュに回転支持されるプロペラシャフトとの間を潤
滑する方法としては、例えば、「自動車技術ｖｏ１．４
２Ａ　　Ｍ９８８年８月：社団法人自動車技術会発行）
の第１０２５ページに記載されているようなものが知ら
れている。(Prior Art) Conventionally, as a method of lubricating between a bushing fixed to a case of an automatic transmission and a propeller shaft rotatably supported by the bushing, there is, for example, "Automotive Technology Vol. 1.4".
2A M August 988: Published by Society of Automotive Engineers of Japan)
The one described on page 1025 of the above is known.

この従来の潤滑方法は、第４図及び第５図に示すように
、回転する出力軸０１に形成された袖穴０２より潤滑油
を放出させ、その一部をケース０３の内面上側に形成し
たリブ０４に付着させ、該リフ０４の傾斜により潤滑油
を後方へ導き、ブツシュ０５に形成した袖穴０６より流
入した油でブツシュ０５の内面とプロペラシャフトＯγ
との支持面間を潤滑するようにしている。In this conventional lubrication method, as shown in FIGS. 4 and 5, lubricating oil is released from a sleeve hole 02 formed in a rotating output shaft 01, and a portion of the oil is formed on the upper inner surface of a case 03. The lubricating oil is attached to the rib 04, and the lubricating oil is guided rearward by the inclination of the rif 04, and the oil that flows in through the sleeve hole 06 formed in the bushing 05 is attached to the inner surface of the bushing 05 and the propeller shaft Oγ.
It is designed to lubricate the space between the support surface and the support surface.

（発明が解決しようとする課題） しかしながら、このような従来の潤滑方法にあっては、
潤滑油を放出する出力軸０１は回転している為、袖穴０
２からの放出油量の数パーセント到達潤滑油量不足とな
り、シャフトの焼き付きやシャフト摩耗促進の問題を生
じてしまう。(Problems to be solved by the invention) However, in such conventional lubrication methods,
Since the output shaft 01 that releases lubricating oil is rotating, the sleeve hole 0
The amount of lubricating oil reaches several percent of the amount of oil released from No. 2, resulting in an insufficient amount of lubricating oil, resulting in problems such as seizure of the shaft and acceleration of shaft wear.

また、ブツシュ潤滑をアップさせる必要性が生じた場合
には、袖穴０２の径を大径にする等を行なわなければな
らす、他部位への潤滑油量ダウンやシャフト強度ダウン
を招いてしまうという問題が生じる。Additionally, if it becomes necessary to increase bush lubrication, the diameter of sleeve hole 02 must be increased, which may lead to a decrease in the amount of lubricant to other parts and a decrease in shaft strength. A problem arises.

本発明は、上述のような問題に着目してなされたもので
、他部位への潤滑油量ダウンやシャフト強度ダウンを招
くことなく、必要潤滑部位への到達潤滑油量の大幅増大
を図ることが出来る変速機の潤滑方法の開発を課題とす
る。The present invention was made with attention to the above-mentioned problems, and aims to significantly increase the amount of lubricating oil that reaches the parts that require lubrication without reducing the amount of lubricating oil to other parts or reducing the strength of the shaft. The goal is to develop a method of lubricating transmissions that can achieve this.

（課題を解決するための方法） 上記課題を解決するために本発明の変速機の潤滑方法で
は、互いに静止かつ近接している第１潤滑回路と第２潤
滑回路を有し、潤滑油を第１潤滑回路→第２潤滑回路→
必要潤滑部位へと受け渡す変速機の潤滑方法であって、
前記第１潤滑回路の潤滑油出口と第２潤滑回路の潤滑油
入口とのクリアランスを、第１潤滑回路の潤滑油出口か
ら流出する潤滑油の表面張力のみを利用して第２潤滑回
路の潤滑油入口に潤滑油の受け渡しができる微小クリア
ランスに設定したことを特徴とする方法とした。(Method for Solving the Problems) In order to solve the above problems, the transmission lubrication method of the present invention has a first lubrication circuit and a second lubrication circuit that are stationary and close to each other, and the lubricating oil is supplied to the first lubrication circuit. 1 lubrication circuit → 2nd lubrication circuit →
A transmission lubrication method that delivers lubrication to parts that require lubrication,
The clearance between the lubricating oil outlet of the first lubricating circuit and the lubricating oil inlet of the second lubricating circuit is maintained by using only the surface tension of the lubricating oil flowing out from the lubricating oil outlet of the first lubricating circuit to lubricate the second lubricating circuit. This method is characterized by setting a minute clearance at the oil inlet to allow delivery of lubricating oil.

尚、前記第１潤滑回路を、ケース内に固定されているド
ラムサポート内回路とし、前記第２潤滑回路を、ケース
の内面に形成され潤滑油を付着して導くリブを有する回
路とし、前記必要潤滑部位を、ケースに固定されたブツ
シュと、該ブツシュに回転支持されたプロペラシャフト
との間の部位としても良い。The first lubrication circuit is a drum support internal circuit fixed in the case, the second lubrication circuit is a circuit having ribs formed on the inner surface of the case to which lubricating oil adheres and guides, and the above-mentioned necessary The lubricating portion may be a portion between a bushing fixed to the case and a propeller shaft rotatably supported by the bushing.

更に、前記リブを、ケースの内面のうち、上方位置に形
成されると共に、高い潤滑油入口側から低い潤滑油出口
側へ向って傾斜しているリブとしても良い。Furthermore, the rib may be formed at an upper position on the inner surface of the case and be inclined from a high lubricating oil inlet side to a low lubricating oil outlet side.

（作　用） 必要潤滑部位の潤滑時には、静止している第１潤滑回路
の潤滑油出口から流出する潤滑油が、微小クリアランス
を介して第２潤滑回路の潤滑油入口に受け渡され、さら
に、静止している第２潤滑回路を介して必要潤滑部位へ
と受け渡すことで潤滑が行なわれる。(Function) When lubricating the parts that require lubrication, the lubricating oil flowing out from the lubricating oil outlet of the stationary first lubricating circuit is delivered to the lubricating oil inlet of the second lubricating circuit via a minute clearance, and further, Lubrication is performed by delivering the lubricant to the required lubrication area via the stationary second lubrication circuit.

しかも、前記微小クリアランスでの潤滑油受け渡しは、
潤滑油の表面張力のみを利用するクリアランスの設定で
、無駄なくほぼ１００％の潤滑油が第２潤滑回路の潤滑
油入口に受け渡されることになる。Moreover, the lubricating oil delivery at the minute clearance is
By setting the clearance using only the surface tension of the lubricating oil, almost 100% of the lubricating oil can be delivered to the lubricating oil inlet of the second lubrication circuit without any waste.

従って、従来のように袖穴の拡大による他部位への潤滑
油量ダウンやシャフト強度ダウンを招くことなく、必要
潤滑部位においては、充分な到達潤滑油量でもって潤滑
を行なうことができる。Therefore, the necessary lubrication parts can be lubricated with a sufficient amount of lubricating oil without causing a reduction in the amount of lubricating oil to other parts or reducing the strength of the shaft due to enlargement of the sleeve hole as in the conventional case.

（実施例） 以下、本発明の実施例を図面に基づいて説明する。(Example) Embodiments of the present invention will be described below based on the drawings.

まず、構成を説明する。First, the configuration will be explained.

第１図は第１実施例の潤滑方法が適応された自動変速機
の要部を示す断面図で、トランスミッションケース１と
、トランスミッション出力軸２と、プロペラシャフト３
と、前記出力軸２の外周位置に前記ケース１に対しボル
ト等で固定されたドラムサポート４と、前記ケース１と
プロペラシャフト３のスプライン結合位置に前記ケース
１に対し圧入により固定されたブツシュ５を備えている
。FIG. 1 is a sectional view showing the main parts of an automatic transmission to which the lubrication method of the first embodiment is applied, including a transmission case 1, a transmission output shaft 2, and a propeller shaft 3.
, a drum support 4 fixed to the case 1 at an outer peripheral position of the output shaft 2 with a bolt or the like, and a bushing 5 fixed to the case 1 by press fitting at a spline connection position of the case 1 and the propeller shaft 3. It is equipped with

そして、前記出力軸２には、軸方向潤滑油路６と径方向
潤滑油路７が形成され、前記ドラムサポト４には、ドラ
ムサポート内回路により第１潤滑回路８が形成されてい
る。An axial lubricating oil passage 6 and a radial lubricating oil passage 7 are formed in the output shaft 2, and a first lubricating circuit 8 is formed in the drum support 4 by a drum support internal circuit.

前記第１潤滑回路８は、前記径方向潤滑油路７とは同軸
配置の径方向潤滑油路８ａと、該径方向潤滑油路８ａの
外周部から軸方向に開通させた軸方向潤滑油路８ｂによ
り構成されている。The first lubrication circuit 8 includes a radial lubrication oil passage 8a coaxially arranged with the radial lubrication oil passage 7, and an axial lubrication oil passage opened in the axial direction from the outer circumference of the radial lubrication oil passage 8a. 8b.

尚、図中９は油路閉鎖用ボールである。In addition, 9 in the figure is a ball for closing an oil passage.

前記第１潤滑回路８の潤滑油出口とは微小クリアランス
Ｃを介して設けられる第２潤滑回路１０は、前記ケース
１の内面に形成され潤滑油を付着して導くオーブン回路
のリフ１０ａと、前記フッシュ５に形成された油室１０
ｂとによって構成されている。A second lubrication circuit 10, which is provided through a minute clearance C from the lubrication oil outlet of the first lubrication circuit 8, is connected to a rift 10a of the oven circuit formed on the inner surface of the case 1 to which the lubrication oil is attached and guided; Oil chamber 10 formed in the fish 5
It is composed of b.

尚、前記リブ１０ａは、トランスミッションケース１の
内面のうち、上方位置に形成されると共に、高い潤滑油
入口側から低い潤滑油出口側へ向って傾斜しているリブ
としている。The rib 10a is formed at an upper position on the inner surface of the transmission case 1, and is inclined from a high lubricating oil inlet side to a low lubricating oil outlet side.

前記微小クリアランスＣは、第１潤滑回路８の潤滑油出
口から流出する潤滑油の表面張力のみを利用してリブ１
０ａの潤滑油入口に潤滑油の受け渡しができる微小な間
隔に設定されている。The minute clearance C is achieved by using only the surface tension of the lubricating oil flowing out from the lubricating oil outlet of the first lubricating circuit 8.
The spacing is small enough to allow lubricating oil to be delivered to the lubricating oil inlet 0a.

尚、具体的には、使用される潤滑油の性質、例えば、表
面張力の度合に大きな影響を及ぼす油粘度（温度変化も
考慮）によりその間隔か設定されることになる。Specifically, the interval is determined depending on the properties of the lubricating oil used, for example, the oil viscosity (taking temperature changes into account), which has a large effect on the degree of surface tension.

第１実施例での必要潤滑部位は、前記トランスミッショ
ンケース１の出力軸端部位置に固定されたブツシュ５と
、該ブツシュ５に回転支持されたプロペラシャフト３と
の間の部位である。In the first embodiment, the required lubrication area is the area between the bushing 5 fixed to the output shaft end of the transmission case 1 and the propeller shaft 3 rotatably supported by the bushing 5.

次に、作用を説明する。Next, the effect will be explained.

必要潤滑部位であるフッシュ〜プロペラシャフト間の潤
滑時には、第１図の矢印に示すように、静止している第
１潤滑回路８の潤滑油出口から流出する潤滑油が、微小
クリアランスＣを介してリブ１０ａの潤滑油入口に受け
渡され、さらに、静止しているリフ１０ａ及び油室１０
ｂを介してフッシュへプロペラシャフト間へと受け渡し
供給されることで潤滑が行なわれる。During lubrication between the bush and the propeller shaft, which are the necessary lubrication parts, the lubricating oil flowing out from the lubricating oil outlet of the stationary first lubricating circuit 8 passes through the minute clearance C, as shown by the arrow in FIG. The lubricant is delivered to the lubricant inlet of the rib 10a, and the lubricant 10a and the oil chamber 10 are stationary.
Lubrication is performed by being delivered and supplied between the propeller shafts to the bush via b.

しかも、前記微小クリアランスＣでの潤滑油受け渡しは
、潤滑油の表面張力のみを利用するクリアランスの設定
で、無駄なくほぼ１００％の潤滑油がリフ１０ａの潤滑
油入口に受け渡されることになる。Moreover, the lubricating oil is delivered at the minute clearance C by setting a clearance that utilizes only the surface tension of the lubricating oil, so that almost 100% of the lubricating oil is delivered to the lubricating oil inlet of the rift 10a without any waste.

以上説明してきたように、第１実施例の自動変速機の潤
滑方法にあっては、従来のように油室の拡大による他部
位への潤滑油量ダウンやシャフト強度ダウンを招くこと
なく、ブツシュ−プロペラシャフト間においては、充分
な到達潤滑油量でもって潤滑を行なうことができる。As explained above, the automatic transmission lubrication method of the first embodiment does not reduce the amount of lubricating oil to other parts or reduce the strength of the shaft due to the enlargement of the oil chamber, unlike the conventional method. - Lubrication can be achieved between the propeller shafts with a sufficient amount of lubricating oil.

ちなみに、出願人が行なった発明潤滑方式と従来潤滑方
式による到達潤滑油量の比較実験結果を第２図の比較グ
ラフに示す。Incidentally, the comparative graph in FIG. 2 shows the results of an experiment conducted by the applicant to compare the amount of lubricating oil achieved by the inventive lubrication system and the conventional lubrication system.

この比較グラフによると、発明潤滑方式ではほぼ１００
％の潤滑油を供給できる為、数パーセントの潤滑油を供
給できるに過ぎない従来潤滑方式に比べ、約１０倍から
４０倍の潤滑油量の確保が可能である。According to this comparison graph, the invented lubrication method has approximately 100%
% of lubricating oil, it is possible to secure about 10 to 40 times the amount of lubricating oil compared to conventional lubrication methods, which can only supply a few percent of lubricating oil.

次に、第３図に示す第２実施例について説明する。Next, a second embodiment shown in FIG. 3 will be described.

この第２実施例は、第１潤滑回路８が、径方向潤滑油路
８ａと軸方向潤滑油路８ｂに、軸方向潤滑油路８ｂの潤
滑油出口下部に固定したクリアランス設定部材８Ｃを加
えて構成されている。そして、このクリアランス設定部
材８Ｃには、リブ１０ａと対向する面にリブ＋Ｏａの傾
きと平行なりリアランス設定面８ｃ’　が形成されてい
る。In this second embodiment, the first lubrication circuit 8 includes a clearance setting member 8C fixed to the radial lubrication oil passage 8a and the axial lubrication oil passage 8b at the lower part of the lubrication oil outlet of the axial lubrication oil passage 8b. It is configured. The clearance setting member 8C has a clearance setting surface 8c' parallel to the slope of the rib +Oa on the surface facing the rib 10a.

尚、他の構成は第１実施例と同様であるので、対応する
構成には図面に同一符号を付して説明を省略する。Note that the other configurations are the same as those in the first embodiment, so corresponding configurations are denoted by the same reference numerals in the drawings and description thereof will be omitted.

従って、この第２実施例では、微小クリアランスＣの同
じ間隔を持つ長さを長く確保することができ、潤滑油の
受け渡し時における潤滑油の滴下がほとんどなくなり、
到達潤滑油量を第１実施例以上に確保することかできる
。Therefore, in this second embodiment, it is possible to secure a long length of the minute clearance C with the same interval, and there is almost no dripping of the lubricating oil when the lubricating oil is delivered.
The amount of lubricating oil that can be achieved can be ensured to be greater than that in the first embodiment.

また、第１潤滑回路８の軸方向潤滑油路８ｂの位置設定
自由度が増すし、第１潤滑回路８と第２潤滑回路１０と
が離れている場合にも潤滑油の受け渡しが可能となる。Further, the degree of freedom in setting the position of the axial lubricating oil passage 8b of the first lubricating circuit 8 increases, and lubricating oil can be delivered even when the first lubricating circuit 8 and the second lubricating circuit 10 are separated from each other. .

以上、実施例を図面に基づいて説明してきたか、具体的
な構成はこの実施例に限られるものではなく、本発明の
要旨を逸脱しない範囲における設計変更等があっても本
発明に含まれる。Although the embodiments have been described above based on the drawings, the specific configuration is not limited to these embodiments, and any design changes or the like that do not depart from the gist of the present invention are included in the present invention.

例えば、実施例では必要潤滑部位として、トランスミッ
ションケースの出力軸端部位置に固定されたブツシュと
、該ブツシュに回転支持されたプロペラシャフトとの間
の部位とする例を示したが、変速機の他の部位にも適応
できる。For example, in the embodiment, the required lubrication site is between the bushing fixed to the end of the output shaft of the transmission case and the propeller shaft rotatably supported by the bushing. It can also be applied to other parts.

また、自動変速機に限らす、手動変速機にも適応できる
のは勿論である。Moreover, it goes without saying that it is applicable not only to automatic transmissions but also to manual transmissions.

（発明の効果） 以上説明してきたように、本発明の変速機の潤滑方法に
あっては、互いに静止かつ近接している第１潤滑回路と
第２潤滑回路を有し、潤滑油を第１潤滑回路−第２潤滑
回路−必要潤滑部位へと受け渡す方法であって、第１潤
滑回路の潤滑油出口と第２潤滑回路の潤滑油入口とのク
リアランスを、第１潤滑回路の潤滑油出口から流出する
潤滑油の表面張力のみを利用して第２潤滑回路の潤滑油
入口に潤滑油の受け渡しができる微小クリアランスに設
定した為、従来のように油室の拡大による他部位への潤
滑油量ダウンやシャフト強度ダウンを招くことなく、必
要潤滑部位への到達潤滑油量の大幅増大を図ることが出
来るという効果が得られる。(Effects of the Invention) As explained above, the transmission lubrication method of the present invention has a first lubrication circuit and a second lubrication circuit that are stationary and close to each other, and the lubricant is supplied to the first lubrication circuit. Lubricating circuit - second lubrication circuit - a method of transferring the lubricating oil to the necessary lubrication part, the clearance between the lubricating oil outlet of the first lubricating circuit and the lubricating oil inlet of the second lubricating circuit being adjusted to the lubricating oil outlet of the first lubricating circuit The lubricating oil is delivered to the lubricating oil inlet of the second lubrication circuit by using only the surface tension of the lubricating oil flowing out from the lubrication circuit. The effect is that the amount of lubricating oil that reaches the required lubrication area can be significantly increased without reducing the amount of lubricating oil or the strength of the shaft.

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

第１図は本発明の第１実施例の潤滑方法を適応した自動
変速機の要部示す断面図、第２図は第１実施例の潤滑方
法と従来の潤滑方法とによる到達潤滑油量の比較実験の
結果グラフ図、第３図は第２実施例の潤滑方法を適応し
た自動変速機の要部示す断面図、第４図は従来の変速機
の潤滑方法を適応した自動変速機の要部示す断面図、第
５図は第４図Ｉ−Ｉ線による断面図である。 １・・・トランスミッションケース ２・・・トランスミッション出力軸 ３・・・プロペラシャフト ４・・・ドラムサポート ５・・・ブツシュ ６・・・軸方向潤滑油路 Ｙ・・・径方向潤滑油路 ８・・・第１潤滑回路 ８ａ・・・径方向潤滑油路 ８ｂ・・−軸方向潤滑油路 １０・・・第２潤滑回路 １０ａ・・−リフ １０ｂ・・・油室Fig. 1 is a sectional view showing the main parts of an automatic transmission to which the lubrication method of the first embodiment of the present invention is applied, and Fig. 2 shows the amount of lubricating oil reached by the lubrication method of the first embodiment and the conventional lubrication method. A graph showing the results of comparative experiments. Figure 3 is a sectional view showing the main parts of an automatic transmission to which the lubrication method of the second embodiment is applied. Figure 4 shows the main parts of an automatic transmission to which the conventional transmission lubrication method is applied. FIG. 5 is a sectional view taken along the line II in FIG. 4. 1... Transmission case 2... Transmission output shaft 3... Propeller shaft 4... Drum support 5... Bush 6... Axial lubricating oil path Y... Radial lubricating oil path 8. ...First lubrication circuit 8a...Radial direction lubrication oil path 8b...-Axial direction lubrication oil path 10...Second lubrication circuit 10a...-Rifle 10b...Oil chamber

Claims (1)

【特許請求の範囲】 １）互いに静止かつ近接している第１潤滑回路と第２潤
滑回路を有し、潤滑油を第１潤滑回路→第２潤滑回路→
必要潤滑部位へと受け渡す変速機の潤滑方法であって、 前記第１潤滑回路の潤滑油出口と第２潤滑回路の潤滑油
入口とのクリアランスを、第１潤滑回路の潤滑油出口か
ら流出する潤滑油の表面張力のみを利用して第２潤滑回
路の潤滑油入口に潤滑油の受け渡しができる微小クリア
ランスに設定したことを特徴とする変速機の潤滑方法。 ２）前記第１潤滑回路は、ケース内に固定されているド
ラムサポート内回路であり、前記第２潤滑回路は、ケー
スの内面に形成され潤滑油を付着して導くリブを有する
回路である請求項１記載の変速機の潤滑方法。 ３）前記リブは、ケースの内面のうち、上方位置に形成
されると共に、高い潤滑油入口側から低い潤滑油出口側
へ向って傾斜している請求項２記載の変速機の潤滑方法
。 ４）前記必要潤滑部位は、ケースに固定されたブッシュ
と、該ブッシュに回転支持されたプロペラシャフトとの
間の部位である請求項１記載の変速機の潤滑方法。[Claims] 1) A first lubricating circuit and a second lubricating circuit are stationary and close to each other, and lubricating oil is transferred from the first lubricating circuit to the second lubricating circuit to
A method of lubricating a transmission that is delivered to a necessary lubrication part, the lubricating oil outlet of the first lubricating circuit flowing out from the lubricating oil outlet of the first lubricating circuit by a clearance between the lubricating oil outlet of the first lubricating circuit and the lubricating oil inlet of the second lubricating circuit. A method of lubricating a transmission, characterized in that the lubricating oil is set to a minute clearance that allows the lubricating oil to be delivered to the lubricating oil inlet of the second lubricating circuit using only the surface tension of the lubricating oil. 2) The first lubrication circuit is a drum support internal circuit fixed within the case, and the second lubrication circuit is a circuit having ribs formed on the inner surface of the case to which lubricating oil adheres and guides. The method for lubricating a transmission according to item 1. 3) The method of lubricating a transmission according to claim 2, wherein the rib is formed at an upper position on the inner surface of the case and is inclined from a high lubricating oil inlet side to a low lubricating oil outlet side. 4) The transmission lubrication method according to claim 1, wherein the required lubrication region is a region between a bush fixed to the case and a propeller shaft rotationally supported by the bush.
JP63330498A 1988-12-26 1988-12-26 Transmission lubrication method Expired - Lifetime JP2695651B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63330498A JP2695651B2 (en) 1988-12-26 1988-12-26 Transmission lubrication method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63330498A JP2695651B2 (en) 1988-12-26 1988-12-26 Transmission lubrication method

Publications (2)

Publication Number Publication Date
JPH02173461A true JPH02173461A (en) 1990-07-04
JP2695651B2 JP2695651B2 (en) 1998-01-14

Family

ID=18233292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63330498A Expired - Lifetime JP2695651B2 (en) 1988-12-26 1988-12-26 Transmission lubrication method

Country Status (1)

Country Link
JP (1) JP2695651B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002130438A (en) * 2000-10-27 2002-05-09 Aisin Aw Co Ltd Automatic transmission
JP2010096333A (en) * 2008-10-20 2010-04-30 Aichi Mach Ind Co Ltd Lubricating device and transmission equipped therewith
CN113389882A (en) * 2021-05-31 2021-09-14 东风商用车有限公司 Gear box flange divides oily structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002130438A (en) * 2000-10-27 2002-05-09 Aisin Aw Co Ltd Automatic transmission
JP2010096333A (en) * 2008-10-20 2010-04-30 Aichi Mach Ind Co Ltd Lubricating device and transmission equipped therewith
CN113389882A (en) * 2021-05-31 2021-09-14 东风商用车有限公司 Gear box flange divides oily structure

Also Published As

Publication number Publication date
JP2695651B2 (en) 1998-01-14

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