JPS58202315A - Mounting device of cam chain tensioner - Google Patents
Mounting device of cam chain tensionerInfo
- Publication number
- JPS58202315A JPS58202315A JP7132882A JP7132882A JPS58202315A JP S58202315 A JPS58202315 A JP S58202315A JP 7132882 A JP7132882 A JP 7132882A JP 7132882 A JP7132882 A JP 7132882A JP S58202315 A JPS58202315 A JP S58202315A
- Authority
- JP
- Japan
- Prior art keywords
- tensioner
- crankshaft
- cam chain
- bracket
- end part
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
Description
【発明の詳細な説明】
杢＠明は、１ｉｌＩＩ上力ム弁式の■徽又はＬ汲のエン
ジンに適用されるカムチェンテンシ冒すの散性装置に関
する。DETAILED DESCRIPTION OF THE INVENTION 杢＠明 relates to a dispersion device for dispersing cam chain tension, which is applied to a 1ilII upper force valve type engine or L engine.
健米この情エンジンとして、ａｍの）々ンクに倫えるカ
ムチェンｔクランクシャフトにその軸方向に互に＠黴し
て係合させると共に、該各力ムテエンに沿わせて設は九
各テンショナ部材【＃クランクシャフト物の端部におい
てクランクケースに４ｒ軸支するようにしたものは知ら
れるが、このもので該各テンショナ部材はレフランクケ
ースに各別のボルトで軸着されるｔ一般としたもので、
このボルト止め作業か比較的ｌ１ＩＩｌｌで組杓注か悪
くなり１又クランクケース内にボルト止め作業を行うた
めの軸方向の作業空間【設ける必袈か惑って、エンジン
の軸方向寸法か増す不都合を伴う。As a Kenmei engine, a cam chain that can be used with AM's crankshaft is engaged with each other in the axial direction, and nine tensioner members are installed along each of the force lines. #It is known that the end of the crankshaft is supported by 4R shafts on the crankcase, but in this type, each tensioner member is generally supported on the left flank case with separate bolts. in,
This bolting work is relatively difficult to assemble, and the axial work space for bolting work inside the crankcase [I'm not sure if it's necessary to provide it, but it increases the axial dimension of the engine. Accompany.
杢発明は、かかる不都合を解消した執筺倉提供すること
ｔその目的とするもので１ｗ４上力ム弁式の■シ又はＬ
徽のエンジンの前後のパンクに慟えるカムチェン【クラ
ンクシャフトにその軸方向に互にＳ接して係合させると
共に、ｖ谷カムチェンに沿わせて設けた各テンショナ部
材【該クランクシャ７）１１ｃ）端部においてクランク
ケースに各軸支するものにおいて、該各テンショナ部材
のし熾Ｓｔ＊差自在に収納する１形形状の各軸支部を備
え友共過１ＩＩｌｌのブラケット【用意して、これｔ該
りランクケースに取付けたことｔ％黴とする。The purpose of the present invention is to provide a storage room that eliminates such inconveniences.
A cam chain designed to prevent a puncture at the front and rear of the engine [The tensioner members are engaged with the crankshaft in S contact with each other in the axial direction, and are provided along the V-valley cam chain [the crankshaft 7) 11c) end] In the case where each shaft is supported on the crankcase in the section, a bracket is provided with a single-shape shaft support for freely storing each tensioner member. It is assumed that t% mold is attached to the rank case.
次いで本発明実施の１例【別紙図−１ｃ付絖明する。Next, an example of carrying out the present invention will be explained with reference to attached sheet Figure 1c.
一面で（１）は駒上カム弁式のｖ型エンジン【示し、該
エンジン（１）は、七〇１１１Ｉ価のバンク（２Ｎ２１
に、各シリンダヘッド（３）に備える吸気用と排気用＋
Ｑｌ対のカムシャ７ ） （４１（４１とクランクケー
ス（６１内のクランクシャフト（−）とにｍ技した各カ
ムテエン（７１（７１ｌ備えるものとし、ｌｌｌ１各カ
ムナエン（７す［７１は該クランクシャ７Ｈ６１に対し
その軸方向内−と外−とに隣接して係合されるものとし
た。On one side, (1) shows a V-type engine with a cam valve on the top, and the engine (1) is a 70111I bank (2N21
In addition, each cylinder head (3) has intake and exhaust +
Ql pair of camshafts (7) (41 (41 and the crankshaft (-) in the crankcase (61) are The axially inner and outer axially adjacent portions of the cylindrical member are engaged with each other.
−自で（ａ＋ （ｉｌｌは該各力ムテエン（７１（７＋
に沿わせて叡けたテンショナ部材を示し、該各テンショ
ナ部４ｊ’（ｄ＋（ａｌは、夫々該りランクシャ７Ｎ６
１側の端部で回動自在に軸支されるものとし、その他端
部にはね（９ａ）で内方に付勢さねる押圧部材（９）を
先端のピン（９ｂ）で枢着させた。- by itself (a+ (ill is each force muten (71 (7+
, and each tensioner part 4j' (d+(al) is the corresponding rank shaft 7N6.
One end is rotatably supported, and a pressing member (9) that is biased inward by a spring (9a) is pivotally attached to the other end with a pin (9b) at the tip. Ta.
図面でＵ（２）は該各カムチェン（７）（７）のガイド
部材を示す。In the drawings, U (2) indicates the guide member of each of the cam chains (7) (7).
以上は上記した従来式のものと特に異らないが、本発明
によれは、該各デンショナ部材（８１（８１の端部を抜
差自在に収納する篩形形状の各軸支部ａυ（１１）を備
えた共ａ１個のブラケット（１２１を用意して、これを
該クランクケース（５）に取付け、１個のブラケット（
１２１で該各テンショナ部材（８） （８１を軸支し得
るようにした。Although the above is not particularly different from the conventional type described above, according to the present invention, each of the shaft supports aυ (11) in a sieve shape that accommodates the ends of the respective indenter members (81 (81) in a freely insertable and retractable manner) Prepare one bracket (121) equipped with a, attach it to the crankcase (5), and attach one bracket (121) to the crankcase (5).
At 121, each tensioner member (8) (81) can be pivotally supported.
これを図示のものに付更に肝述するに、該ブラケット（
１２１は、該クランクケース（５）の下部内［ｍに突設
した取付基部（５ａ）上にオイルパン（１５１の取付開
口１（１５ａ）側からポル）Ｏｂｌにて固着される基板
（１２ａ） ＜ 、これに溶接その他で１冶される前記
した各軸支１ｂＱｌｌ（ｌυを形成する枠板（１２ｂ
）とでｍ成されるもので、該基板（１２ａ）を該クラン
クシャフト（６）の軸方向外側に係合させる後パンク（
２＋のカムチェン（７）の軸方向内側に起立させ、該枠
板（１２ｂ）に、前パンク（２）のカムチェン（７）用
のテンショナ部材（８）の端部を斜め前方から抜差自在
の篩形形状の上方の軸支部（ロ）と、該軸支部（６）に
対し一方向円ｌＩｉにオフセットして後パンク（２）の
カムチェン（７）用のテンショナ部材（８）の端部を斜
後方から抜差自在の筐形形状の下方の軸支部（６）とを
形成し、該枠板（１２ｂ）を該基板（１２ａ）に該上方
の軸支部（６）がその内側面と該下方の軸支部（ロ）か
その外側面とに位置するように固着し、更に図示のもの
では該枠板（１２ｂ）の下側のオフ゛セット部によりｉ
［各カムチェン（７１（７１の該クランクシャフト（（
転）との保合部局面に近接対向する押え部ｏａｔ−構成
し、１押え部（ロ）によりＩＩ各カムチヱン（７） （
７１の後記する組付時の脱落が防止されるようにした。To further explain this in addition to what is shown in the figure, the bracket (
A board (12a) 121 is fixed to the mounting base (5a) protruding in the lower part of the crankcase (5) using an oil pan (pole from the mounting opening 1 (15a) side of 151) Obl. < , the frame plate (12b
), and after the substrate (12a) is engaged with the axially outer side of the crankshaft (6), the puncture (
A tensioner member (8) for the cam chain (7) of the front puncture (2) is attached to the frame plate (12b) so that it stands up on the inside in the axial direction of the 2+ cam chain (7) and can be freely inserted and removed from diagonally forward. The end of the tensioner member (8) for the cam chain (7) of the rear puncture (2) is offset in one direction in a circle lIi with respect to the sieve-shaped upper shaft support (b) and the shaft support (6). A lower shaft support (6) in a housing shape that can be freely inserted and removed from the oblique rear is formed, and the upper shaft support (6) is connected to the inner surface of the frame plate (12b) to the base plate (12a). It is fixed to the lower shaft support (b) or its outer surface, and furthermore, in the case shown, the offset part on the lower side of the frame plate (12b)
[Each cam chain (71 (71 of the crankshaft ((
The retaining part (7) and the retaining part (7) are configured to have a presser part (oat-) close to and opposite to the retaining part (7).
71 is prevented from falling off during assembly as described later.
図面でａ４は各軸支部（６）に内挿したゴムダンパを示
す。In the drawing, a4 indicates a rubber damper inserted into each shaft support (6).
次いでその組立手順Ｖｒ：ａ明するに、先ず各カムチエ
ン（７１（７１ｉクランクシャフト（６１に係合させ、
次いでブラケットａｔ−クランクオース（５）に取付け
るもので、これによれば該各カムチヱン（７１＋７１は
該ブラケツ）Ｕに備える勾押え部翰によシ該クランクシ
ャフト（６）からの脱落が防止され、次いで１各カムチ
エン（７）（７）を上方のカムシャフト（４１（４１に
掛渡す際これがその下方において該クランクシャフト（
６）から外れることか無く、作業性が良くなる。Next, the assembly procedure Vr: a. First, each cam chain (71 (71i) is engaged with the crankshaft (61),
Next, it is attached to the bracket at-crankshaft (5), and with this, the holding part wire provided on each cam chain (71+71 is the bracket) U prevents it from falling off from the crankshaft (6). Next, when each cam chain (7) (7) is connected to the upper camshaft (41), this is connected to the crankshaft (41) below.
6) There is no chance of it coming off, improving workability.
そして、ＩＩ各カムチェｙ （ｎ （７１の掛渡し後、
各テンショナ部材（８１（８１’を該ブラケット四の各
軸支部（６）（６）に挿入軸支してこれを所定位置にセ
ットすれば組立は完了する。Then, II each camchey (n (after passing 71,
Assembly is completed by inserting and supporting each tensioner member (81 (81') into each shaft support (6) (6) of the bracket 4 and setting it at a predetermined position.
尚、本発明はＶ型エンジンだけでなくＬ型エンジンにも
勿論適用可能である。Note that the present invention is of course applicable not only to V-type engines but also to L-type engines.
この様に本発明によるときは、各テンショナ部材の端部
を抜差自在に収納、する篩形形状の各軸支部を備えた共
通１個のブラケットを用意して、これをクランクケース
に取付けるもので、該各テンショナ部材を軸支するにゼ
ルト止めといつた面倒な作業【必要とせず、組付性が向
上され、又メルト止め作業を行うための軸方向の作業空
間も不要となってエンジンのコンバク）（１図れる効果
を有する。As described above, according to the present invention, one common bracket is prepared which is equipped with a sieve-shaped shaft support for storing the ends of each tensioner member in a freely removable manner, and this is attached to the crankcase. This eliminates the need for troublesome work such as fixing bolts to pivotally support each tensioner member, improving ease of assembly, and eliminating the need for axial work space for melt fixing work. (Konbaku) (has the effect of 1 figure).
第１図は本発明装置を搭載し九エンジンの部分裁断平面
図、第２図は第１図の川−■線截断側面図、第３因は本
発明装置に用いるブラケットの１例の分解状態の斜視図
である。
（１）・・・千ン’）７、（２）・・・前後のバンク、
（５）・・・クランクケース、（６）・・・クランクシ
ャフト、（７）・・・カムチェン、（８）・−・テンシ
ョナ部材、（ロ）・・・軸支部、 （６）・・・
ブラケット、（至）・・・押え部。
外２名Fig. 1 is a partially cutaway plan view of a nine engine equipped with the device of the present invention, Fig. 2 is a side view cut along the river-■ line in Fig. 1, and the third cause is an exploded state of an example of the bracket used in the device of the present invention. FIG. (1)...thousand')7, (2)...front and back banks,
(5)...Crankcase, (6)...Crankshaft, (7)...Cam chain, (8)...Tensioner member, (B)...Shaft support, (6)...
Bracket, (to)...presser section. 2 people outside
Claims (1)
ンクに備えるカムチ二ンｔクランクシャフトにその軸方
向に互に隣接して係合させるト共に、該各力ムチェンに
沿わせて設けた各テンショナ部材【レクランクシＡ’フ
ト肯の端部においてクランクケースに各軸支するものに
おいて、該各テンショナ軸目畳）ａＪｔ一部を抜差自在
に収納する筐形形状の４！ｒｌＩｌｆｌ支部を慟え九共
通１１ｍのブラケツ？に用惠して、これｔレフランクケ
ースに職付けたことｔ％鯖とするカムチェンテンショナ
取付ｋｔＩＬ。 ２ レブラケット扛、し各カムチェノ４／フレクランク
シヤフトとの保合部周！［１ｒｔ近捩対向するチェン脱
蕎防止用の押え部に伽えること１０徴とする特許請求の
範囲第ｌ狽記載θカムチェンテンショナ取付鯨皺。[Scope of Claims] l. Two cams that are engaged with the crankshaft adjacent to each other in the axial direction to prepare for a puncture in the previous value of a five-valve V position or Lm engine. A housing that removably stores a part of each tensioner member installed along each force chain (in the case where each tensioner member is pivotally supported on the crankcase at the end of the crankshaft A', the respective tensioner shafts aJt) are installed along each force chain. Shape 4! A common 11m bracket for the rlIlf branch? I took advantage of this by installing a cam chain tensioner on the rear flank case. 2 Re-bracketing, and the circumference of each camcheno 4/retention part with the flex crankshaft! [The θ cam chain tensioner mounting mechanism described in claim No. 1, which is attached to the holding part for preventing the chain from coming off, which is located opposite to the first rt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132882A JPS58202315A (en) | 1982-04-30 | 1982-04-30 | Mounting device of cam chain tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132882A JPS58202315A (en) | 1982-04-30 | 1982-04-30 | Mounting device of cam chain tensioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58202315A true JPS58202315A (en) | 1983-11-25 |
| JPS6336401B2 JPS6336401B2 (en) | 1988-07-20 |
Family
ID=13457365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7132882A Granted JPS58202315A (en) | 1982-04-30 | 1982-04-30 | Mounting device of cam chain tensioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58202315A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729348A (en) * | 1986-04-23 | 1988-03-08 | Mazda Motor Corporation | Cylinder head structure for V-type engine |
| EP1008783A2 (en) * | 1998-12-07 | 2000-06-14 | Honda Giken Kogyo Kabushiki Kaisha | V-Type internal combustion engine for vehicle |
-
1982
- 1982-04-30 JP JP7132882A patent/JPS58202315A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729348A (en) * | 1986-04-23 | 1988-03-08 | Mazda Motor Corporation | Cylinder head structure for V-type engine |
| EP1008783A2 (en) * | 1998-12-07 | 2000-06-14 | Honda Giken Kogyo Kabushiki Kaisha | V-Type internal combustion engine for vehicle |
| EP1008783A3 (en) * | 1998-12-07 | 2001-09-05 | Honda Giken Kogyo Kabushiki Kaisha | V-Type internal combustion engine for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6336401B2 (en) | 1988-07-20 |
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