JPH058369Y2 - - Google Patents
Info
- Publication number
- JPH058369Y2 JPH058369Y2 JP1987041197U JP4119787U JPH058369Y2 JP H058369 Y2 JPH058369 Y2 JP H058369Y2 JP 1987041197 U JP1987041197 U JP 1987041197U JP 4119787 U JP4119787 U JP 4119787U JP H058369 Y2 JPH058369 Y2 JP H058369Y2
- Authority
- JP
- Japan
- Prior art keywords
- bag
- casing
- oil pump
- case body
- pump
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 15
- 239000003921 oil Substances 0.000 description 16
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は歯車変速機のオイルポンプに関するも
のである。[Detailed Description of the Invention] (Field of Industrial Application) The present invention relates to an oil pump for a gear transmission.
（従来の技術）
一般に、歯車変速機において、歯車列の潤滑等
のために潤滑を行うことは知られている（例えば
実開昭61−40552号公報参照）。(Prior Art) It is generally known that in a gear transmission, lubrication is performed to lubricate a gear train (for example, see Japanese Utility Model Application No. 61-40552).
また、自動変速機においてケーシングにオイル
ポンプのポンプ室を形成することも知られている
（例えば実開昭59−85429号公報参照）。 It is also known to form a pump chamber for an oil pump in the casing of an automatic transmission (for example, see Japanese Utility Model Application No. 59-85429).
（考案が解決しようとする問題点）
そこで、歯車変速機において、ミツシヨンケー
スに、潤滑オイルを供給するためのオイルポンプ
のポンプ室を形成することが考えられるが、上述
した構造をそのまま適用すると、構造が複雑とな
る。(Problem to be solved by the invention) Therefore, it is conceivable to form a pump chamber of an oil pump for supplying lubricating oil in the transmission case of a gear transmission, but if the above structure is applied as is, , the structure becomes complicated.
本考案はかかる点に鑑みてなされたもので、簡
単な構造でもつてポンプ室を形成することができ
る歯車変速機のオイルポンプを提供することを目
的とするものである。 The present invention has been made in view of the above points, and an object of the present invention is to provide an oil pump for a gear transmission that has a simple structure and can form a pump chamber.
（問題点を解決するための手段）
本考案は、上記目的を達成するために、ミツシ
ヨンケースの袋状部材の内部に駆動軸の軸受部を
支持するケーシングが取付けられ、、上記袋状部
材がケース本体に取付けられた状態で、上記袋状
部材に対してケーシングが押圧されてそれらの間
にオイルポンプのポンプ室が形成されることを特
徴とする。(Means for Solving the Problems) In order to achieve the above object, the present invention includes a casing that supports a bearing portion of a drive shaft installed inside a bag-like member of a transmission case, and a casing that supports a bearing portion of a drive shaft. The oil pump is characterized in that when the casing is attached to the case body, the casing is pressed against the bag-like member to form a pump chamber of the oil pump therebetween.
（作用）
ミツシヨンケースの袋状部材の内部にケーシン
グを取付け、それから該袋状部材をケース本体に
取付けることで、上記袋状部材とケーシングとの
間にオイルポンプのポンプ室が形成される。(Function) By attaching the casing inside the bag-like member of the transmission case and then attaching the bag-like member to the case body, a pump chamber of the oil pump is formed between the bag-like member and the casing.
（実施例）
以下、本考案の実施例を図面に沿つて詳細に説
明する。(Example) Hereinafter, an example of the present invention will be described in detail with reference to the drawings.
第１図及び第２図において、１は歯車変速機の
ミツシヨンケースで、ケース本体１ａに、袋状部
材１ｂがボルト２によつて結合されてなる。 In FIGS. 1 and 2, reference numeral 1 denotes a transmission case of a gear transmission, and a bag-shaped member 1b is connected to a case body 1a by bolts 2.
３，４，５は互いに平行に配設された駆動軸
で、軸受部６，７，８にて回転可能に支承されて
いる。上記軸受部６，７，８を支持するケーシン
グ９が、上記ミツシヨンケース１の袋状部材１ｂ
の内部に取付けられている。 Drive shafts 3, 4, and 5 are arranged parallel to each other, and are rotatably supported by bearings 6, 7, and 8. The casing 9 supporting the bearings 6, 7, 8 is the bag-like member 1b of the mission case 1.
installed inside.
また、上記ケーシング９は、駆動軸３，５の中
心を貫通するオイル通路３ａ，５ａに挿入され潤
滑オイルを吐出する凸状の吐出口９ａ，９ｂを有
する吐出口部材９Ａと、各軸受部６，７，８が嵌
合される嵌合部９ｃを有し袋状部材１６の内部に
係合されるベース部材９Ｂとを備えている。 The casing 9 also includes a discharge port member 9A having convex discharge ports 9a and 9b that are inserted into oil passages 3a and 5a passing through the centers of the drive shafts 3 and 5 and discharge lubricating oil, and each bearing portion 6. , 7 and 8, and a base member 9B that is engaged with the inside of the bag-shaped member 16.
上記ケーシング９は、袋状部材１がケース本体
１ａに取付けられた状態で、該袋状部材１ｂに対
して押圧され、該袋状部材１ｂとの間にオイルポ
ンプ１０のポンプ室１０ａを形成するようになつ
ている。 The casing 9 is pressed against the bag-like member 1b with the bag-like member 1 attached to the case body 1a, and forms a pump chamber 10a of the oil pump 10 between it and the bag-like member 1b. It's becoming like that.
上記オイルポンプ１０は、別の駆動軸４を貫通
して延びるエンジンの出力軸１１に連結固定され
るインナロータ１０と、その外側に位置するアウ
タロータ１０ｃとを有し、インナロータ１０ｂの
回転により、吸入通路１２を通じて吸入室１０ｄ
に吸入されたオイルを吐出室１０ｅから、吐出通
路１３，１４、上記吐出口９ａ，９ｂを通じて各
駆動軸３，５のオイル通路３ａ，５ａへ供給する
ようになつている。 The oil pump 10 has an inner rotor 10 connected and fixed to an output shaft 11 of an engine that extends through another drive shaft 4, and an outer rotor 10c located outside the inner rotor 10. Rotation of the inner rotor 10b causes a suction passage to Inhalation chamber 10d through 12
The oil sucked into the drive shafts 3 and 5 is supplied from the discharge chamber 10e to the oil passages 3a and 5a of the respective drive shafts 3 and 5 through the discharge passages 13 and 14 and the discharge ports 9a and 9b.
なお、１５はニードルベアリング、１６はスリ
ーブである。 Note that 15 is a needle bearing, and 16 is a sleeve.
上記のように構成すれば、袋状部材１ｂをケー
ス本体１ａにボルト２によつて取付固定すること
によつて、駆動軸３，４，５の軸受部６，７，８
を介してケーシング９が袋状部材１ｂに押圧さ
れ、該ケーシング９と袋状部材１ｂとの間に、全
長をそれほど長くすることなく、オイルポンプ１
０のポンプ室１０ａが形成される。 With the above configuration, by attaching and fixing the bag-shaped member 1b to the case body 1a with the bolts 2, the bearing parts 6, 7, 8 of the drive shafts 3, 4, 5 can be fixed.
The casing 9 is pressed against the bag-like member 1b through the casing 9 and the bag-like member 1b, and the oil pump 1 is inserted between the casing 9 and the bag-like member 1b without increasing the overall length.
0 pump chamber 10a is formed.
また、各軸受部６，７，８が等角度間隔で円周
方向に配置されているので（第２図参照）、ケー
シング９を袋状部材１ｂに対して均等に押圧する
ことができる。 Moreover, since the bearing parts 6, 7, and 8 are arranged at equal angular intervals in the circumferential direction (see FIG. 2), the casing 9 can be evenly pressed against the bag-like member 1b.
（考案の効果）
本考案は、上記のように、ミツシヨンケースの
袋状部材に対してケーシングが押圧されてそれら
の間にオイルポンプのポンプ室を形成するように
したから、簡単な構造でもつて容易にポンプ室を
形成することができる。(Effects of the invention) As described above, the present invention has a structure in which the casing is pressed against the bag-like member of the transmission case to form the pump chamber of the oil pump between them. Thus, a pump chamber can be easily formed.
図面は本考案の実施例を示すもので、第１図は
歯車変速機のオイルポンプの全体構成図、第２図
は第１図の−線における断面図である。
１……ミツシヨンケース、１ａ……ケース本
体、１ｂ……袋状部材、３，４，５……駆動軸、
６，７，８……軸受部、９……ケーシング、１０
……オイルポンプ、１０ａ……ポンプ室。
The drawings show an embodiment of the present invention, and FIG. 1 is an overall configuration diagram of an oil pump for a gear transmission, and FIG. 2 is a sectional view taken along the line -- in FIG. 1. 1... Mission case, 1a... Case body, 1b... Bag-like member, 3, 4, 5... Drive shaft,
6, 7, 8...Bearing section, 9...Casing, 10
...Oil pump, 10a...Pump room.
Claims (1)
ケースがケース本体に袋状部材が取付けられてな
る歯車変速機において、上記袋状部材の内部に上
記駆動軸の軸受部を支持するケーシングが取付け
られ、上記袋状部材がケース本体に取付けられた
状態で、上記袋状部材に対してケーシングが押圧
されてそれらの間にオイルポンプのポンプ室が形
成されることを特徴とする歯車変速機のオイルポ
ンプ。 In a gear transmission in which a plurality of drive shafts are arranged substantially in parallel and a transmission case has a bag-like member attached to a case body, a casing that supports a bearing portion of the drive shaft is provided inside the bag-like member. A gear transmission characterized in that when the bag-like member is attached to the case body, the casing is pressed against the bag-like member to form a pump chamber for an oil pump therebetween. oil pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987041197U JPH058369Y2 (en) | 1987-03-20 | 1987-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987041197U JPH058369Y2 (en) | 1987-03-20 | 1987-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63147965U JPS63147965U (en) | 1988-09-29 |
| JPH058369Y2 true JPH058369Y2 (en) | 1993-03-02 |
Family
ID=30855977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987041197U Expired - Lifetime JPH058369Y2 (en) | 1987-03-20 | 1987-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH058369Y2 (en) |
-
1987
- 1987-03-20 JP JP1987041197U patent/JPH058369Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63147965U (en) | 1988-09-29 |
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