JPS6373U - - Google Patents
Info
- Publication number
- JPS6373U JPS6373U JP9320186U JP9320186U JPS6373U JP S6373 U JPS6373 U JP S6373U JP 9320186 U JP9320186 U JP 9320186U JP 9320186 U JP9320186 U JP 9320186U JP S6373 U JPS6373 U JP S6373U
- Authority
- JP
- Japan
- Prior art keywords
- steering
- force
- shafts
- control
- spring member
- 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
- 239000003921 oil Substances 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 230000000452 restraining effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案の第１実施例に係る操舵トルク
フイードバツク制御動力舵取装置の縦断面図、第
２図は第１図の装置のカムフオロアの斜視図、第
３図は第１図の装置の全体機器系統図、第４図は
第１図のコンピユータのブロツク図、第５図は第
４図のコンピユータの制御フロー図、第６図は車
速に関する操舵トルクのマツプ、第７図は操舵角
に関する操舵トルクのマツプ、第８図は本考案の
第２実施例に係る操舵トルクフイードバツク制御
動力舵取装置の部分縦断面図、第９図は本考案の
第３実施例に係る操舵トルクフイードバツク制御
動力舵取装置の部分縦断面図、第１０図は第９図
の装置の全体機器系統図、第１１図は第９図の装
置における車速に関する操舵力制御油圧マツプ、
である。
１……ステアリングホイール、２……油圧ポン
プ、３……背圧ライン、４……比例ソレノイドバ
ルブ、１１……バルブハウジング、１２……入力
軸、１４……出力軸、１６……プラグ、２１……
バルブロータ、２２……バルブスリーブ、２４…
…カムフオロア、３０……付勢機構、３１……ピ
ストン、３２……皿バネ、４１……パワーシリン
ダ、５１……差動トランス、５３……油圧センサ
、５４……コンピユータ、５６……車速センサ、
５７……操舵角センサ、Ｒ４……油室、６１……
荷重センサ、６２……ピストン、７１……ピスト
ン、７２……皿バネ、７３……出力軸、７４……
差動トランス、７５……油圧ポンプ、７６……油
圧センサ、７７……コンピユータ、７８……比例
ソレノイドバルブ、７９……油圧切換弁、８０…
…パワーシリンダ、Ｒ５……油室。
FIG. 1 is a longitudinal cross-sectional view of a steering torque feedback control power steering device according to a first embodiment of the present invention, FIG. 2 is a perspective view of a cam follower of the device shown in FIG. 1, and FIG. 3 is a view similar to that shown in FIG. 1. 4 is a block diagram of the computer in FIG. 1, FIG. 5 is a control flow diagram of the computer in FIG. 4, FIG. 6 is a map of steering torque with respect to vehicle speed, and FIG. 7 is a diagram of the computer in FIG. A map of steering torque with respect to steering angle, FIG. 8 is a partial vertical cross-sectional view of the steering torque feedback control power steering device according to the second embodiment of the present invention, and FIG. 9 is a map according to the third embodiment of the present invention. A partial longitudinal sectional view of a steering torque feedback control power steering device, FIG. 10 is an overall equipment system diagram of the device in FIG. 9, and FIG. 11 is a steering force control hydraulic map regarding vehicle speed in the device in FIG. 9.
It is. DESCRIPTION OF SYMBOLS 1... Steering wheel, 2... Hydraulic pump, 3... Back pressure line, 4... Proportional solenoid valve, 11... Valve housing, 12... Input shaft, 14... Output shaft, 16... Plug, 21 ……
Valve rotor, 22...Valve sleeve, 24...
... Cam follower, 30 ... Biasing mechanism, 31 ... Piston, 32 ... Belleville spring, 41 ... Power cylinder, 51 ... Differential transformer, 53 ... Oil pressure sensor, 54 ... Computer, 56 ... Vehicle speed sensor ,
57... Steering angle sensor, R4... Oil chamber, 61...
Load sensor, 62...piston, 71...piston, 72...disc spring, 73...output shaft, 74...
Differential transformer, 75... Hydraulic pump, 76... Oil pressure sensor, 77... Computer, 78... Proportional solenoid valve, 79... Hydraulic switching valve, 80...
...Power cylinder, R5...Oil chamber.
Claims (1)
入力される入力軸と該入力軸の操舵角を車輪側へ
と伝達する出力軸とを相対回転可能に連結し、前
記両軸間に油圧切換弁機構を設け両軸間の相対回
転により前記油圧切換弁機構を作動させて、操舵
力を助勢するパワーシリンダの各油室に対する作
動油の給排を制御し、前記出力軸をばね部材によ
つて入力軸側に付勢することにより両軸間の相対
回転を拘束する方向に力を作用させるとともに、
該両軸間の相対回転拘束力を助勢する方向又は軽
減する方向のいずれか一方の方向に操舵力制御油
圧を作用させた動力舵取装置において、該動力舵
取装置に、少なくとも前記ばね部材および操舵力
制御油圧による前記出力軸の入力軸側への付勢力
の反力を検出するセンサを設けるとともに、該セ
ンサからの信号を、前記操舵力制御油圧を制御す
る油圧制御手段にフイードバツクしたことを特徴
とする操舵トルクフイードバツク制御動力舵取装
置。 (2) 前記センサが、前記ばね部材の反力を検出
するばね反力検出手段と、前記操舵力制御油圧を
検出する油圧検出手段との二つのセンサから成る
実用新案登録請求の範囲第１項記載の操舵トルク
フイードバツク制御動力舵取装置。 (3) 前記センサが、前記ばね部材の反力と前記
操舵力制御油圧との合力を検出する荷重センサか
ら成る実用新案登録請求の範囲第１項記載の操舵
トルクフイードバツク制御動力舵取装置。[Claims for Utility Model Registration] (1) An input shaft to which steering torque from the steering wheel is input and an output shaft to transmit the steering angle of the input shaft to the wheels are connected so that they can rotate relative to each other, and A hydraulic switching valve mechanism is provided between the shafts, and the hydraulic switching valve mechanism is actuated by relative rotation between the two shafts to control the supply and discharge of hydraulic oil to each oil chamber of the power cylinder that assists the steering force, and the output shaft By applying force to the input shaft side by a spring member, a force is applied in a direction that restrains the relative rotation between the two shafts, and
In a power steering device in which a steering force control hydraulic pressure is applied in either a direction to assist or to reduce a relative rotation restraining force between the two shafts, the power steering device includes at least the spring member and A sensor is provided to detect the reaction force of the urging force of the output shaft toward the input shaft side due to the steering force control hydraulic pressure, and a signal from the sensor is fed back to a hydraulic control means for controlling the steering force control hydraulic pressure. Steering torque feedback control power steering device. (2) Utility Model Registration Claim 1, wherein the sensor comprises two sensors: a spring reaction force detection means for detecting the reaction force of the spring member and an oil pressure detection means for detecting the steering force control oil pressure. The described steering torque feedback control power steering device. (3) The steering torque feedback control power steering system according to claim 1, wherein the sensor comprises a load sensor that detects the resultant force of the reaction force of the spring member and the steering force control hydraulic pressure. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986093201U JPH0516066Y2 (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986093201U JPH0516066Y2 (en) | 1986-06-20 | 1986-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6373U true JPS6373U (en) | 1988-01-05 |
| JPH0516066Y2 JPH0516066Y2 (en) | 1993-04-27 |
Family
ID=30955577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986093201U Expired - Lifetime JPH0516066Y2 (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516066Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS601074A (en) * | 1983-06-20 | 1985-01-07 | Kayaba Ind Co Ltd | Power steering unit |
| JPS604466A (en) * | 1983-06-23 | 1985-01-10 | Nissan Motor Co Ltd | Control of steering power for power steering device |
| JPS60226368A (en) * | 1984-04-23 | 1985-11-11 | Toyoda Mach Works Ltd | Steering-force controller for power steering apparatus |
-
1986
- 1986-06-20 JP JP1986093201U patent/JPH0516066Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS601074A (en) * | 1983-06-20 | 1985-01-07 | Kayaba Ind Co Ltd | Power steering unit |
| JPS604466A (en) * | 1983-06-23 | 1985-01-10 | Nissan Motor Co Ltd | Control of steering power for power steering device |
| JPS60226368A (en) * | 1984-04-23 | 1985-11-11 | Toyoda Mach Works Ltd | Steering-force controller for power steering apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516066Y2 (en) | 1993-04-27 |
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