JPS619333A - Steered wheel drive device in vehicle - Google Patents
Steered wheel drive device in vehicleInfo
- Publication number
- JPS619333A JPS619333A JP12891484A JP12891484A JPS619333A JP S619333 A JPS619333 A JP S619333A JP 12891484 A JP12891484 A JP 12891484A JP 12891484 A JP12891484 A JP 12891484A JP S619333 A JPS619333 A JP S619333A
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- steering wheel
- bevel gear
- steered wheel
- gear
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/30—Arrangement or mounting of transmissions in vehicles the ultimate propulsive elements, e.g. ground wheels, being steerable
- B60K17/303—Arrangement or mounting of transmissions in vehicles the ultimate propulsive elements, e.g. ground wheels, being steerable with a gearwheel on the steering knuckle or kingpin axis
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
この発明は、例えばトラクタ、自動車の如き車両の舵取
車輪駆動装置に関するもので、舵取用のキングピンを兼
ねて駆動力伝達を司る回向中心軸と、ベベルギヤ機構及
び遊星減速機構を介して舵取車輪が駆動される装置に関
するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a steering wheel drive system for vehicles such as tractors and automobiles, in which a turning center shaft that also serves as a steering kingpin and controls driving force transmission is used. The present invention relates to a device in which a steering wheel is driven via a bevel gear mechanism and a planetary reduction mechanism.
従来の技術
デフ機構側の舵取車輪駆動軸と車輪側の舵取車輪軸とを
、キングピンを兼ねるように設けた回向中心軸及びベベ
ルギヤ機構と遊星減速機構とによって連動構成【−で、
舵取回向中心に自在接手を設ける必要も無く、減速比を
太きくして舵取と駆動のための関係部材を小型化したも
のを出願人は実願昭５２−００２４３２号等として提案
している。Conventional technology The steering wheel drive shaft on the differential mechanism side and the steering wheel shaft on the wheel side are interlocked by a turning center axis provided to also serve as a king pin, a bevel gear mechanism, and a planetary reduction mechanism.
The applicant has proposed, as Utility Application No. 52-002432, etc., a system in which there is no need to provide a universal joint at the steering turning center, the reduction ratio is increased, and the related members for steering and driving are miniaturized. There is.
そして、上記提案は遊星減速機構の入力側であるベベル
ギヤを固設した太陽ギヤ軸を、舵取車輪軸の内孔に挿入
してこ１ｒＬＫ軸叉しているので、この軸支構造が複雑
なものとなっている。そこで、この太陽ギヤ軸を円筒状
として、舵取車輪軸上に太陽ギヤ軸を遊転させｎば、軸
支構造が簡易なものとなるが、この場合、ベベルギヤに
よる大きいスラストカラーするための手段が必要となる
。In addition, in the above proposal, the sun gear shaft on which the bevel gear, which is the input side of the planetary reduction mechanism, is fixed, is inserted into the inner hole of the steering wheel shaft, and this shaft support structure is complicated. It becomes. Therefore, if the sun gear shaft is made into a cylindrical shape and the sun gear shaft is freely rotated on the steering wheel shaft, the shaft support structure can be simplified. Is required.
発明が解決しようとする問題点
そこでこの発明は、太陽ギヤ軸に作用するスラスト荷重
を、舵取車輪軸を複雑な形状にしないで簡易な部材を使
用することによって負担できるようにするものである。Problems to be Solved by the Invention Therefore, the present invention makes it possible to bear the thrust load acting on the sun gear shaft by using simple members without making the steering wheel shaft a complicated shape. .
問題点を解決するための手段
上記問題点を解決するためにこの発明は、舵取車輪駆動
軸（１）を内装しているアクスルハウジング（２）に内
側ギヤケース（３）を取付け、この内側ギヤケース（３
）に対して外側ギヤケース（４）全舵取回向自在に設け
、上記舵取回向中心に一致させて設けた回向中心軸（５
）ヲ、内側のベベルギヤ機構ａカを介して舵取車輪駆動
軸０ηに結合し、外側ギヤケース（４）へ回転自在に設
けた舵取車輪軸θυを、回向中心軸（５）によって駆動
される外側のベベルギヤ機構Ｑυ及び遊星減速機構（ハ
）によって駆動するように構成したものにおいて、上記
遊星減速機構−の入力側である上記外側のベベルギヤ機
構０υの従動側ベベルギヤα樽の軸支部（１８ａ）ｋ、
上記舵取車輪軸ＣＬｌｌ上に設け、従動側ベベルギヤＨ
のスラスト荷重を負担すべく舵取車輪軸ａυとの間に介
在せしめたスラストカラー（ト）を、スラストカラー（
至）の内周内方にて舵取車輪軸０υに嵌着した分割形状
のストップリング（ハ）によって舵取車輪軸（ＩＩＩＫ
対する廻り止めしたものである。Means for Solving the Problems In order to solve the above problems, the present invention attaches an inner gear case (3) to an axle housing (2) in which a steering wheel drive shaft (1) is housed. (3
), the outer gear case (4) is provided so that the entire steering direction can be freely rotated, and the turning center axis (5) is provided to be aligned with the steering turning center.
), the steering wheel shaft θυ is coupled to the steering wheel drive shaft 0η via the inner bevel gear mechanism a and rotatably provided to the outer gear case (4), and is driven by the rotation center shaft (5). In the device configured to be driven by an outer bevel gear mechanism Qυ and a planetary reduction mechanism (c), the shaft support (18a) of the driven side bevel gear α barrel of the outer bevel gear mechanism 0υ, which is the input side of the planetary reduction mechanism )k,
Provided on the steering wheel shaft CLll, driven side bevel gear H
The thrust collar (G) is interposed between the steering wheel axle aυ to bear the thrust load of the thrust collar (G).
The steering wheel axle (IIIK
In contrast, the rotation is stopped.
作用
第１図の右方の図示省略したデフ機構によって駆動さ扛
る舵取車輪駆動軸（１）の回転は、内側のベベルギヤ機
構ａｎｖｃよって回向中心軸（５）に伝えらｎ。Operation Rotation of the steering wheel drive shaft (1) driven by the differential mechanism (not shown) on the right side of FIG. 1 is transmitted to the turning center shaft (5) by the inner bevel gear mechanism anvc.
回向中心軸（５）の回転は外側のベベルギヤ機構ＱＤに
よって太陽ギヤｃ！ａに伝えらｎ、さらに遊星減速機構
（ハ）によって舵取車輪軸０υが犬きく減速（−で駆動
さ扛ることになり、又、ドラッグアーム（至）が舵取操
作機構によって操作されると、外側ギヤケース（４）及
び、外側蓋Ｏｎ、舵取車輪軸０１１、車輪Ｏａは、ベア
リングＪ （７１、ジャーナルボス（３ａ）、ジャーナ
ル孔（４ｂ） 、ベアリング（８）の中心である舵取回
向中心を中心として舵取回向することに゛なる。ベベル
ギヤ（１）との噛合いによって従動側ベベルギヤ側に作
用するスラスト荷重は、スラストカラー（２）を介して
キャリヤ（Ｉ４、舵取車輪軸Ｉが負担することになり、
ストップリングｃ１３＠の弾力によってスラストカラー
（２）は、キャリヤα荀及び舵取車輪軸（Ｉυと１体に
回転することになる。The rotation of the rotation center shaft (5) is controlled by the sun gear c! by the outer bevel gear mechanism QD. In addition, the planetary reduction mechanism (c) causes the steering wheel shaft 0υ to be rapidly decelerated (-), and the drag arm (to) is operated by the steering operation mechanism. , the outer gear case (4), the outer lid On, the steering wheel shaft 011, and the wheel Oa are the bearing J (71, journal boss (3a), journal hole (4b), and the steering wheel at the center of the bearing (8). The steering turns around the turning center.The thrust load that acts on the driven bevel gear side due to the engagement with the bevel gear (1) is transferred to the carrier (I4) and the steering wheel through the thrust collar (2). The burden will be borne by the wheel axle I.
Due to the elasticity of the stop ring c13@, the thrust collar (2) rotates as one body with the carrier α and the steering wheel shaft (Iυ).
実施例
この発明の１実施例は、第１図に装置の縦断正面視を、
第２図に第１図のＡ−Ａ線断面要部を示したとおり、第
１図′右方のデフ機構によって駆動される舵取車輪軸（
１）を内装軸麹しているアクスルハウジング（２）の外
側端部に、下部に筒状のジャーナルボス（３ａ） ｆｆ
ｉ有する内側ギヤケース（３） ＋ 飯付け、外側に開
口す名ギヤ室“（４ａ）を有している外側ギヤケース（
４）の下部に形成したジャーナルｍ（４ｂ）を、ジャー
ナルボス（３ａ） Ｋ ｆｆｉ合し、ジャーナルボス（
３０ジヤーナル孔（４ｂ）の□回向中心に一致させて内
側ギヤケース（３）に内挿した回向中心４１ｉ（５）は
、こｎ’に嵌着している上位のベベルギヤ（６）ヲ介し
てその上部全ベアリング（７）にて内側ギヤケース（３
）に軸支すると共に、ベアリング（８）によって外側ギ
ヤケース（４）によって外側蓋α１を取付け、外側部に
車輪取付部Ｑ１ａ）ｙ設けている舵取車輪軸αυの軸支
部（ｎｂ）は、その内側端部をベアリングａ３によって
外側ギヤケース（４）の奥壁（４ｃ）に軸支し、軸支部
（１ｉｂ）の外側部にスプライン嵌着６１Ｌ、でいるキ
ャリヤ（Ｊ４を介してベアリングＨによって外側蓋（Ｉ
Ｉへ、軸支部（ｎｂ）の外側部を軸支し、舵取車輪駆動
軸（１）に嵌着したベベルギヤａ＊’ｉ回向中心軸（５
）の上位のベベルギヤ（６）に噛合せて内側のべ未ルギ
ャ機構αηに形成し、舵取車輪軸ａυの軸支部（ｎｂ）
の左右方向内側部側に大径の従動側ベベルギヤＯ１のス
リーブ状の軸支部（］８ａ）を、ニードルベアリングａ
ｓ’ｉ介して軸支して従動側ベベルギヤ舖を回向中心軸
（５）の下部に嵌着したベベルギヤ（１）に噛合せて外
側のベベルギヤｉ構ｔ２υとし、軸支部（１８ａ）の左
右方向外側一部と軸支部１１ｂ）へのキャリヤＩの鍼着
端部との間に、スラストカラー■を介装Ｅ７て、軸支部
（１１ｂ）ＶＣ設けた略半円形断面のリング溝（ｌｌｃ
）Ｋ円形断面で２つ割に分割さ扛ている正面視円弧状の
ストップリングｃ２壕、（ハ）を、係止して、ストップ
リング（ハ）、 Ｃａ３の弾力によってスラストカラー
０りの内周面にストップリングＣＪｉ、（ハ）が圧接さ
扛、この圧接力によってスラストカラー（至）が舵取車
輪軸ａυ及びキャリヤ１４１とに対して回転できないよ
うにしている。従動側ベベルギヤ０〜の軸支部（］ ８
ａ）ｖｃは太陽ギヤＱ◇が設けてあって、キャリヤαυ
へ回り止めさ几て同心状に配設した複数のギヤピン（ハ
）に夫々、遊星ギヤ（１）を回転自在に嵌合し、外側蓋
ＱＩＫボルト＠、＠、・・・にて固定している内歯ギヤ
（ハ）と太陽ギヤＱ→に、遊星ギヤ０均、（１）、・・
・が噛合うようにして、遊星減速機構ＱＩとしている。Embodiment One embodiment of the present invention is shown in FIG. 1 as a vertical front view of the device.
As shown in Fig. 2, the main part of the section taken along the line A-A in Fig. 1, the steering wheel shaft (
A cylindrical journal boss (3a) is attached to the outer end of the axle housing (2), which has an inner shaft 1) attached to the inner shaft.
Inner gear case (3) with an inner gear case (3) + Outer gear case (4a) with a gear chamber (4a) that opens to the outside
4) and the journal m (4b) formed at the bottom of the journal boss (3a).
The rotation center 41i (5) inserted into the inner gear case (3) so as to match the □ rotation center of the 30 journal hole (4b) is inserted through the upper bevel gear (6) fitted into this n'. The inner gear case (3) is attached to the entire upper bearing (7).
), the outer cover α1 is attached to the outer gear case (4) by means of a bearing (8), and the steering wheel shaft αυ is provided with a wheel mounting portion Q1a)y on the outer side. The inner end is pivotally supported on the back wall (4c) of the outer gear case (4) by bearing a3, and the outer cover is attached to the outer cover by bearing H via J4 and spline fitting 61L to the outer part of the shaft support (1ib). (I
I, a bevel gear a*'i turning center shaft (5
) is meshed with the upper bevel gear (6) to form an inner bevel gear mechanism αη, which is a shaft support (nb) of the steering wheel shaft aυ.
A sleeve-shaped shaft support (]8a) of the large-diameter driven bevel gear O1 is attached to the inner side in the left-right direction of the needle bearing a.
The driven side bevel gear (1) is pivotally supported via s'i and meshes with the bevel gear (1) fitted to the lower part of the rotation center shaft (5) to form an outer bevel gear i structure t2υ, and the left and right of the shaft support (18a) A thrust collar E7 is interposed between the outer part of the direction and the end of the carrier I attached to the shaft support 11b), and a ring groove (llc) with a substantially semicircular cross section provided with the shaft support VC is inserted.
) Lock the stop ring c2 groove (c), which has an arc shape in front view and is divided into two parts with a circular cross section, and the stop ring (c) and the inside of the thrust collar 0 due to the elasticity of Ca3. A stop ring CJi, (c) is pressed against the circumferential surface, and this pressing force prevents the thrust collar (to) from rotating with respect to the steering wheel shaft aυ and the carrier 141. Shaft support of driven side bevel gear 0~ (] 8
a) VC is equipped with a sun gear Q◇, and the carrier αυ
Rotatably fit the planetary gears (1) into a plurality of gear pins (c) which are concentrically arranged to prevent rotation, and fix them with the outer lid QIK bolts @, @,... The internal tooth gear (c) and the sun gear Q → have a planetary gear of 0, (1),...
・are meshed with each other to form a planetary reduction mechanism QI.
外側のギヤケース（４）の上部にドラッグアームＧ３１
′ｔ−ボルト６υ、６υにて取付けて、ドラッグアーム
内
（至）に設けた回向中心ボス（１３”！に、鱒狽１１ギ
ヤケース（３）の上部開口部（３ｂ）からのぞかせて、
舵取回向中心にその回転中心を一致させて上部開口部（
３ｂ）に設けたベアリング３３によって回向中心ボス（
至）を軸支し、ドラッグアーム（ト）を、図示省略した
舵取操作機構に連結［７ている。内側ギヤケース（３）
に対する外側ギヤケース（４）のば台部分の形状は、他
の種々のものを用いることができる。Drag arm G31 is attached to the top of the outer gear case (4).
``Attach with T-bolts 6υ and 6υ, and look through the upper opening (3b) of the gear case (3) to the turning center boss (13''!) provided inside the drag arm (toward).
Align its rotation center with the steering turning center and open the upper opening (
The rotation center boss (
(to) is pivotally supported, and the drag arm (g) is connected to a steering operation mechanism (not shown) [7]. Inner gear case (3)
Various other shapes can be used for the base portion of the outer gear case (4).
発明の効果
この発明は上述のように構成したものであって、従動側
プベルギャα槌と舵取車輪軸（ｉｌｌとの間に介在せし
めたスラストカラー（２）は、舵取車輪軸０１）に係止
したストップリング（ハ）、（ハ）の弾力によって舵取
車輪軸０υに対して廻り止めできることになり、従動側
ベベルギヤ（１秒に作用するスラスト荷重はこのスラス
トカラー〇ｌｌ′ｆｒ介して舵取車輪軸０υにて負担さ
れることになる。そして、舵取車輪軸０υには、ストッ
プリングＱ３、＠を係止するためのリング溝（１１Ｃ）
ｆ凹設するていどの簡易な加工にて済むものであって
、スラスト荷重を負担するのに、上述のように簡単な部
材と加工にて足りるものである。Effects of the Invention This invention is configured as described above, and the thrust collar (2) interposed between the driven side propeller α mallet and the steering wheel shaft (ill) is attached to the steering wheel shaft 01). Due to the elasticity of the locked stop rings (c) and (c), rotation can be stopped with respect to the steering wheel axis 0υ, and the thrust load acting on the driven side bevel gear (1 second) is transmitted through this thrust collar 〇ll'fr. The burden will be borne by the steering wheel axle 0υ.The steering wheel axle 0υ has a ring groove (11C) for locking the stop ring Q3, @.
A simple process such as creating a recess is sufficient, and the above-mentioned simple members and processes are sufficient to bear the thrust load.
図はこの発明の１実施を示し、第１図は装置の縦断正面
図、第２図は第１図のＡ、Ａ線要部断面図、第３図は走
行車両の全体側面図である。
符号説明
（１）・・・・・・舵取車輪駆動軸 （２）・・・・・
・アクスルハウジング（３）・・・・・・内側ギヤケー
ス （４）・・・・・・外側ギヤケース（５）・・・・
・・回向中心軸 Ｉ・・・・・・舵取車輪軸α７）
Ｑυ・・・・・・ベベルギヤ機構 ａト・・・・・従動
側ベベルギヤ（１ｓａ）・・・・・軸支部 （２
）・・・・・・スラストカラー（至）・・・・・・スト
ップリング （至）・・・・・・遊星ギヤ機構１、□ｌ
、、、、、、、、−ｊThe drawings show one embodiment of the present invention, in which FIG. 1 is a vertical sectional front view of the device, FIG. 2 is a sectional view of a main part taken along line A and A in FIG. 1, and FIG. 3 is an overall side view of a running vehicle. Symbol explanation (1)...Steering wheel drive shaft (2)...
・Axle housing (3)...Inner gear case (4)...Outer gear case (5)...
...Turning center axis I...Steering wheel axis α7)
Qυ...Bevel gear mechanism a...Driven side bevel gear (1sa)...Shaft support (2
)...Thrust collar (to)...Stop ring (to)...Planetary gear mechanism 1, □l
, , , , , , −j
Claims (1)
側ギヤケースを取付け、この内側ギヤケースに対して外
側ギヤケースを舵取回向自在に設け、上記舵取回向中心
に一致させて設けた回向中心軸を、内側のベベルギヤ機
構を介して舵取車輪駆動軸に結合し、外側ギヤケースへ
回転自在に設けた舵取車輪軸を、回向中心軸によって駆
動される外側のベベルギヤ機構及び遊星減速機構によっ
て駆動するように構成したものにおいて、上記遊星減速
機構の入力側である上記外側のベベルギヤ機構の駆動側
ベベルギヤの軸支部を、上記舵取車輪軸上に設け、従動
側ベベルギヤのスラスト荷重を負担すべく舵取車輪軸と
の間に介在せしめたスラストカラーを、スラストカラー
の内周内方にて舵取車輪軸に係止した分割形状のストッ
プリングによって舵取車輪軸に対する廻り止めしたこと
を特徴とする車両の舵取車輪駆動装置。An inner gear case is attached to the axle housing that houses the steering wheel drive shaft, and an outer gear case is provided with respect to the inner gear case so that the steering can be turned freely, and the turning center is set to coincide with the steering turning center. The shaft is connected to the steering wheel drive shaft via an inner bevel gear mechanism, and the steering wheel shaft rotatably provided to the outer gear case is connected to the steering wheel shaft by an outer bevel gear mechanism and a planetary reduction mechanism driven by the turning center shaft. In the device configured to drive, the shaft support of the drive side bevel gear of the outer bevel gear mechanism, which is the input side of the planetary reduction mechanism, is provided on the steering wheel shaft, so as to bear the thrust load of the driven side bevel gear. The thrust collar, which is interposed between the thrust collar and the steering wheel axle, is prevented from rotating relative to the steering wheel axle by a split-shaped stop ring that is secured to the steering wheel axle on the inner circumference of the thrust collar. A steering wheel drive device for a vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12891484A JPS619333A (en) | 1984-06-22 | 1984-06-22 | Steered wheel drive device in vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12891484A JPS619333A (en) | 1984-06-22 | 1984-06-22 | Steered wheel drive device in vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS619333A true JPS619333A (en) | 1986-01-16 |
Family
ID=14996486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12891484A Pending JPS619333A (en) | 1984-06-22 | 1984-06-22 | Steered wheel drive device in vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS619333A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04226545A (en) * | 1990-06-29 | 1992-08-17 | Ppg Ind Inc | Organosiloxane compound polymer article and its preparation |
-
1984
- 1984-06-22 JP JP12891484A patent/JPS619333A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04226545A (en) * | 1990-06-29 | 1992-08-17 | Ppg Ind Inc | Organosiloxane compound polymer article and its preparation |
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