JPS62283066A - Steering device for moving vehicle - Google Patents
Steering device for moving vehicleInfo
- Publication number
- JPS62283066A JPS62283066A JP12674186A JP12674186A JPS62283066A JP S62283066 A JPS62283066 A JP S62283066A JP 12674186 A JP12674186 A JP 12674186A JP 12674186 A JP12674186 A JP 12674186A JP S62283066 A JPS62283066 A JP S62283066A
- Authority
- JP
- Japan
- Prior art keywords
- worm
- shaft
- worm wheel
- steering
- wheel
- 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
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Landscapes
- Power Steering Mechanism (AREA)
Abstract
Description
【発明の詳細な説明】 ３、発明の詳細な説明 産業上の利用分野 この発明は、移動車輌の操舵装置に関する。[Detailed description of the invention] 3. Detailed description of the invention Industrial applications The present invention relates to a steering device for a mobile vehicle.
従来の技術、および発明が解決しようとする問題点
操舵ハンドルの操作を操舵軸に伝動する伝動経路中に、
ウオームとウオームホイルとを内装したギヤーケースを
設けた形態の操舵装置において、例えば、ウオームとウ
オームホイル或いは両者が摩耗した場合、この噛合のガ
タ付によって操舵ハンドルの遊びが増加して操舵し難く
なる等の不具合を生じ、このため摩耗したウオームやウ
オームホイルを新品と交換するのでは、この分解、組立
に手数を要し、かつ経済的ではない。Prior Art and Problems to be Solved by the Invention In the transmission path that transmits the operation of the steering wheel to the steering shaft,
In a steering system equipped with a gear case containing a worm and a worm wheel, for example, if the worm and worm wheel or both wear out, play in the steering wheel increases due to play in the meshing, making it difficult to steer. Therefore, replacing a worn worm or worm wheel with a new one requires troublesome disassembly and assembly, and is not economical.
問題点を解決するための手段
この発明は、操舵ハンドルに連動するハンドル軸（１）
上のウオーム（２）部とこのウオーム（２）に噛合して
操舵軸に連動するウオームホイル（３）とを内装したギ
ヤーケース（４１を、このギヤケース（４）内該ウォー
ムホイル（３）を軸支する軸支体（５）回りに偏心回動
可能に設けて、該ウオーム（２）とウオームホイル（３
）との噛合関係位置を調節可能にしてなる移動車輌の操
舵装置の構成とする。Means for Solving the Problems This invention provides a steering wheel shaft (1) interlocked with a steering wheel.
A gear case (41) containing an upper worm (2) and a worm wheel (3) that meshes with this worm (2) and interlocks with the steering shaft, and the worm wheel (3) inside this gear case (4). The worm (2) and the worm wheel (3) are provided so as to be eccentrically rotatable around the shaft supporting body (5).
) A steering device for a moving vehicle is configured such that the meshing relationship position with the steering device can be adjusted.
発明の作用
操舵ハンドルを操作すると、ハンドル軸（１）、ウオー
ム（２）及びウオームホイル（３）を介し、さらにタイ
ロッド、ナックルアー八等の連動機構を経て操舵軸は操
舵される。Operation of the Invention When the steering handle is operated, the steering shaft is steered through the handle shaft (1), the worm (2), the worm wheel (3), and further through interlocking mechanisms such as the tie rod and the knuckle lure 8.
ウオーム（２）やウオームホイル（３）の摩耗によって
操舵ハンドルの遊びが増加した場合は、軸支体（５）を
回動操作すると、ウオームホイル軸に対する軸支体（５
）の偏心回動によって、ハンドル軸（１）とウオームホ
イル軸との間隔が変化することになるため、ウオーム（
２）に対するウオームホイル（３）の噛合状態を調節す
ることができる。If the play in the steering handle increases due to wear of the worm (2) or worm wheel (3), rotating the shaft support (5) will cause the shaft support (5) to move away from the worm wheel shaft.
) The distance between the handle shaft (1) and the worm wheel shaft changes due to the eccentric rotation of the worm (
The meshing state of the worm wheel (3) with the worm wheel (3) can be adjusted.
発明の効果
このように、ウオーム（２）やウオームホイル（３）が
摩耗しても、これらの軸間を調節することによってウオ
ーム（２）とウオームホイル（３）との噛合状態を適切
にすることができ、従って新品と交換するための手数を
要せず、かつ経済的である。Effects of the Invention In this way, even if the worm (2) and the worm wheel (3) wear out, the meshing state between the worm (2) and the worm wheel (3) can be made appropriate by adjusting the distance between these shafts. Therefore, there is no need to go through the trouble of replacing it with a new one, and it is economical.
実施例
なお１図例において、上下両壁（６１（７１、前後両壁
（８１＋９１及び−側壁（１［１とからなるギヤーケー
ス（４）を設け、該上下両壁（６１＋７）の後壁（９）
寄位置には、上下方向の軸受Ｔ１１１ ＋１１１を各々
嵌合し、又これら上下の軸受ｆｌ Ｉ） ｆｌ １１に
は、これら軸受＋ｌ Ｄ （Ｉ ｌ１間に亘るウオーム
（２）を有したハンドル軸（１）を支承させる。Embodiment In the example shown in FIG. 9)
In the offset position, vertical bearings T111 and T111 are respectively fitted, and in these upper and lower bearings fl I) fl 11, there is a handle shaft (2) having a worm (2) extending between these bearings +l D (I l1 1) to be supported.
該−側壁（１〔の前壁（８）寄位置には、該ハンドル軸
（１）に対して直交する方向の回動孔（１２）を有した
ボス部（１３１を設け、この回動孔（ｌδには、この回
動孔（１７Ｊに嵌合する外周面とこの外周面に対して偏
心した内周面とからなる軸支体（５）を回動自在に設け
、又この軸支体（５）の内周面には、左右一対の軸受（
１仮通を嵌合し、この両軸受（１４１Ｑ４１には、該ギ
ヤーケース（４）の内側と外側とに突出する軸ｆｌｓｌ
を支承させ、この軸（１つの内側突出部には、前記ウオ
ーム（２）に噛合する扇形状のウオームホイル（３）を
結合し、又この軸（１９の外側突出部には、操舵軸にタ
イロッドやナックルアー八等を介して連動する操舵アー
ムのボス部ｆ１６）を固着する。A boss portion (131) having a rotation hole (12) in a direction perpendicular to the handle shaft (1) is provided at a position near the front wall (8) of the side wall (1), and this rotation hole (lδ is rotatably provided with a shaft support (5) consisting of an outer peripheral surface that fits into this rotation hole (17J) and an inner peripheral surface eccentric to this outer peripheral surface, and this shaft support A pair of left and right bearings (
1 temporary passage, and this both bearings (141Q41 have a shaft flsl that protrudes inside and outside of the gear case (4).
A fan-shaped worm wheel (3) that engages with the worm (2) is coupled to this shaft (one inner protrusion), and a steering shaft (19) is coupled to the outer protrusion of this shaft (19). The boss part f16) of the steering arm interlocked with the tie rod or knuckle lure 8 is fixed.
前記ボス部（１急の外側端面には、前記回動孔（１２）
心を中心とする半径上に適宜数の雌ねじ（１η的を有し
た座面（１１を設け、又前記軸支体（５）の外側端部に
は、該雌ねじ（１′Ａ位置に合うボルト孔を有してこの
軸支体（５）を回動調節する調節板（１９）を固着し、
この調節板（１［有］は、ボルト（２Ｇによって該雌ね
じ（１力に締結する。The boss portion (1) has the rotation hole (12) on the outer end surface.
A bearing surface (11) having an appropriate number of female threads (1η) is provided on a radius centered on the center, and a bolt (11) that matches the female thread (1'A position) is provided at the outer end of the shaft support (5). fixing an adjustment plate (19) having a hole to adjust the rotation of the shaft support (5);
This adjustment plate (1) is fastened to the female thread (1 force) with a bolt (2G).
なおＱｌ）はギヤーケース（４）の開放部を覆うカバー
、（２δはカバーをボルト締結する雌ねじ、（ηはギヤ
ー＝３−
ケース（４）を機体にボルト締結するボルト孔である。Note that Ql) is a cover that covers the open part of the gear case (4), (2δ is a female screw for bolting the cover, and (η is a bolt hole for bolting the gear=3-case (4) to the fuselage).
次に作用について説明する。操舵ハンドルに連動するハ
ンドル軸（１）は、ウオーム（２）、ウオームホイル（
３）、及び軸（１東さらに操舵アーム、タイロッド等を
介して操舵輪を操舵する。Next, the effect will be explained. The handle shaft (1) linked to the steering wheel has a worm (2), a worm wheel (
3), and the shaft (1 East) further steers the steering wheel via a steering arm, tie rod, etc.
ウオーム（２）又はウオームホイル（３）の摩耗等によ
ってこれらの噛合状態を変更する場合は、ボルトｆ２）
を核外して調節板（１９１で軸支体（５）を一方向又は
反対方向へ回動させると、軸支体（５）の偏心によって
操舵軸（１）に対する軸（１９の間隔が増減するため噛
合状態を調節することができ、適切な噛合位置で調節板
（１９をボルト１２Ｇ締結する。When changing the engagement status of the worm (2) or worm wheel (3) due to wear, etc., use bolt f2).
When the shaft support (5) is rotated in one direction or the opposite direction using the adjustment plate (191) with the core removed, the distance between the shaft (19) and the steering shaft (1) increases or decreases due to the eccentricity of the shaft support (5). Therefore, the meshing state can be adjusted, and the adjustment plate (19) is fastened with the bolt 12G at the appropriate meshing position.
なお調節板０値のボルト孔数を適宜に増すとか、或いは
長孔にすることによって、調節範囲を増すとか、微動調
節を可能にすることができる。Note that by appropriately increasing the number of bolt holes for the zero value of the adjustment plate or by making the holes long, the adjustment range can be increased or fine adjustment can be made possible.
図はこの発明の一実施例を示すもので、第１図は側断面
図、第２図は平断面図である。
図中、符号（１）はハンドル軸、（２）はウオーム、（
３）はウオームホイル、（４）はギヤーケース、（５）
は軸支４一
体を示す。The figures show one embodiment of the invention, with FIG. 1 being a side sectional view and FIG. 2 being a plan sectional view. In the figure, (1) is the handle shaft, (2) is the worm, (
3) is the worm wheel, (4) is the gear case, (5)
indicates the shaft support 4 integrated.
Claims (1)
（２）部とこのウォーム（２）に噛合して操舵軸に連動
するウォームホイル（３）とを内装したギヤーケース（
４）を、このギヤケース（４）内該ウォームホイル（３
）を軸支する軸支体（５）回りに偏心回動可能に設けて
、該ウォーム（２）とウォームホイル（３）との噛合関
係位置を調節可能にしてなる移動車輌の操舵装置。A gear case (within a worm (2) part on a handle shaft (1) that is interlocked with a steering wheel and a worm wheel (3) that meshes with the worm (2) and interlocks with the steering shaft).
4) into the worm wheel (3) inside this gear case (4).
) is provided so as to be eccentrically rotatable around a shaft support (5) which pivotally supports a worm (2) and a worm wheel (3), and the position of meshing relationship between the worm (2) and the worm wheel (3) can be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12674186A JPS62283066A (en) | 1986-05-30 | 1986-05-30 | Steering device for moving vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12674186A JPS62283066A (en) | 1986-05-30 | 1986-05-30 | Steering device for moving vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62283066A true JPS62283066A (en) | 1987-12-08 |
Family
ID=14942754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12674186A Pending JPS62283066A (en) | 1986-05-30 | 1986-05-30 | Steering device for moving vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62283066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7172051B2 (en) * | 2003-04-17 | 2007-02-06 | Koyo Seiko Co., Ltd. | Steering apparatus for vehicle |
-
1986
- 1986-05-30 JP JP12674186A patent/JPS62283066A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7172051B2 (en) * | 2003-04-17 | 2007-02-06 | Koyo Seiko Co., Ltd. | Steering apparatus for vehicle |
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