JPS6088318A - Steering operation detector for vehicle - Google Patents
Steering operation detector for vehicleInfo
- Publication number
- JPS6088318A JPS6088318A JP19646683A JP19646683A JPS6088318A JP S6088318 A JPS6088318 A JP S6088318A JP 19646683 A JP19646683 A JP 19646683A JP 19646683 A JP19646683 A JP 19646683A JP S6088318 A JPS6088318 A JP S6088318A
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- circuit
- light
- emitting element
- constant voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 235000011511 Diospyros Nutrition 0.000 description 1
- 244000236655 Diospyros kaki Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、自動車のステアリングの操舵量、方向を検出
する車両用ステアリング操舵検出装置に閉する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a vehicle steering detection device for detecting the amount and direction of steering of an automobile.
本発明になる車両用ステアリング操舵検出装置は、自動
車の電子制御式可変アブソーバ装置、パソーステアリン
グ（動力操舵装置）等に利用される。The vehicle steering detection device according to the present invention is used in an electronically controlled variable absorber device, a Paso steering (power steering device), etc. of an automobile.
〔発明の１ｒ景〕
車両用ステアリング操舵検出装置においては、光検出部
と検出円板との位置関係の積度が必要で、検出精度を向
上するために検出円板のスリット数を変更すると、２つ
のポトインクラプタの位置関係をその都度変更する必要
があるという問題点がある。[1r View of the Invention] In a vehicle steering detection device, it is necessary to integrate the positional relationship between the light detection part and the detection disk, and if the number of slits in the detection disk is changed in order to improve detection accuracy, There is a problem in that it is necessary to change the positional relationship between the two pot inruptors each time.
本発明は、」二記の問題点に鑑み、回転ディスク全屈円
板のスリット数をある程度変更でき、更に小型化、安価
なσＬ用性のある車両用ステ゛ｊリング操舵検出装置を
提供することを目的とするものである。In view of the above two problems, the present invention provides a steering wheel steering detection device for a vehicle that can change the number of slits in a fully bent rotary disk to a certain extent, is smaller in size, is less expensive, and is compatible with σL. The purpose is to
Ｃ本発明の梧成〕
本発明は、２つのボトダイオード及び増幅回路、シュミ
ット回路、定電圧回路よりなる信号処理回路を１チツプ
Ｉｃ化した受光素子を備え、受・発光素子用のケースを
装置本体のケースと一体化し、受・発光素子のリード端
子を受・発光素子を作動させる実装プリント板に直接接
続して車両用ステアリング操舵検出装置を構成したもの
である。C) The present invention comprises a light receiving element in which a signal processing circuit consisting of two Bot diodes, an amplifier circuit, a Schmitt circuit, and a constant voltage circuit is integrated into a single IC, and a case for the receiving/emitting element is used as a device. It is integrated with the case of the main body, and the lead terminals of the receiving/emitting elements are directly connected to the mounting printed board that activates the receiving/emitting elements to form a vehicle steering detection device.
以下、本発明を図に示す実施例について説明する。 DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention shown in the drawings will be described.
第１図は本発明になる車両用ステアリング１４Ｊ舵検出
装評の取付状態を示Ｊ部分断面り（観模式図、第２図は
本発明装置の取付状態の要部外観斜視図、第３図は本発
明になるステアリング操舵検出装置の一実施例の構成を
示す上面模式図、第４図は第３図図示の八−Ａ線に７１
＞う縦断面図、第５図は第３図図示のＢ−Ｂ線に沿う縦
断面図で、■はステアリングホイール、２はステアリン
グシャフトでステアリング；Ｊフィール１の操舵に応じ
自在に回転゛するように＃、ＩＩ （」け゛（ある。４
は回転ディスクで円周方向に等ピッチ間隔でスリット孔
４′を設けた金属円板４−２とこの金属円板４−２を保
持する金属、プラスチックよりなるディスクボルダ４−
１を装着又は一体成形の手段で構成されている。Fig. 1 shows a state in which the vehicle steering wheel 14J rudder detection device according to the present invention is installed. 4 is a schematic top view showing the configuration of an embodiment of the steering detection device according to the present invention, and FIG.
＞Fig. 5 is a longitudinal sectional view taken along the line B-B shown in Fig. 3, ■ is a steering wheel, 2 is a steering shaft; it rotates freely according to the steering of J Feel 1. Like#, II (''ke゛(aru.4
4-2 is a rotating disk having slit holes 4' arranged at equal pitches in the circumferential direction, and a disk boulder 4-2 made of metal or plastic that holds this metal disk 4-2.
1 by mounting or integrally molding means.
７は金属バイブでステアリングシャツ１２に溶接され°
Ｃいる。回転ディスク４はプソシェナソト等の係止部ヰ
４により前記金属パイプ７に係止され、ステアリングホ
イールｌの操舵に応じて自在に回転゛Ｊるようになって
いる。３はステアリング操舵検出装置で金属円板４−２
のスリット孔４′と受光素子；ナー９、発光素子３−１
０とが対１１１１するよう第３図、第４図に示すように
内側に鉄板を圧入した長穴３−５にてビス等の締結部品
によりステアリングコラムチューブ５に固定されている
。３−１はプラスチック材料で成形されたヘースで、実
装プリント板３−４を収容するスペース及び実装プリン
トＦｊ、３−４を固定するための係止爪３−１−ａを２
ケ設りである。前記実装プリン１板３−４は受光素子３
−９及び発光素子３−１０を作動さ・ｌるためのもので
、係止爪３−１−ａで固定されており、受光素子３−９
、発光素子３−１０のリード端子は直接この実装プリン
ト板３−４に半１１１付されている。、３．−３−ａは
ターミナルで樹ＩＮ ｒｋ 形されたハウジングコネク
タ３−３に係止され、その一端は実装プリント板３−４
に半田（スＪり固定され、他端はリードワイヤ３−６に
圧着接続されている。３−７はリードワイヤ３−６の保
護用の絶縁チフーフで、柿１脂コーティングされた金属
クランプ３−８により巻き付は固定されている。7 is welded to the steering shirt 12 with a metal vibrator.
There is C. The rotary disk 4 is locked to the metal pipe 7 by a locking portion 4 such as a pusher, and is configured to freely rotate according to the steering of the steering wheel 1. 3 is a steering steering detection device and a metal disc 4-2
slit hole 4' and light receiving element; ner 9, light emitting element 3-1
As shown in FIGS. 3 and 4, it is fixed to the steering column tube 5 by fastening parts such as screws through an elongated hole 3-5 into which a steel plate is press-fitted so as to match 1111 with 0. Reference numeral 3-1 denotes a base molded from a plastic material, and has a space for accommodating the mounting printed board 3-4 and a locking claw 3-1-a for fixing the mounted printed board Fj and 3-4.
It is equipped with. The mounting print 1 board 3-4 is a light receiving element 3.
-9 and the light emitting element 3-10, and is fixed with a locking claw 3-1-a, and the light receiving element 3-9
The lead terminals of the light emitting elements 3-10 are attached directly to this mounting printed board 3-4 in half 111. , 3. -3-a is a terminal and is locked to a tree-shaped housing connector 3-3, one end of which is connected to the mounting printed board 3-4.
The other end is crimped and connected to the lead wire 3-6. 3-7 is an insulating wire for protecting the lead wire 3-6, and the metal clamp 3 is coated with persimmon fat. The winding is fixed by -8.
３−２は樹脂成形されたカバーである。3-2 is a resin-molded cover.
第６図は本発明装置の電気回路図で、３−１９はバッテ
リー等の電源、３−１５は定電圧回路部、３−１６は発
光素子である発光ダイオード３−１０の発光ｆｆｌ流を
決める抵抗、３−９は受光素子で２つのホトダイオード
３−９−１３〜９−２及び増幅回路３−９−３．３−９
−４、シュミット回路、３−９−５．３．−９−６、定
電圧回路３−９〜７よりなる信号処理回路を１チップＩ
Ｃ化しである。３−１７．３−１８はコレクク抵抗、３
−２０は本装置の出力信号を人力するバソーステアリン
グ（動力操舵装置）等の制御Ｊ１１回路部である。Fig. 6 is an electric circuit diagram of the device of the present invention, where 3-19 is a power source such as a battery, 3-15 is a constant voltage circuit section, and 3-16 is a light emitting element that determines the light emitting ffl flow of the light emitting diode 3-10. A resistor, 3-9 is a light receiving element, two photodiodes 3-9-13 to 9-2, and an amplifier circuit 3-9-3.3-9
-4, Schmitt circuit, 3-9-5.3. -9-6, signal processing circuit consisting of constant voltage circuits 3-9 to 7 on one chip
It is converted into C. 3-17.3-18 is the correct resistance, 3
-20 is a circuit section J11 for controlling a basso steering (power steering device), etc., which manually inputs the output signal of this device.
なお、発光素子３−１０と受光素子３−９を対向さ・Ｕ
てボトインタラプタを構成している。Note that the light emitting element 3-10 and the light receiving element 3-9 are placed opposite each other.
This constitutes a bottom interrupter.
」二記構成になる本発明装置の作動について説明すると
、ステアリングホイール１の操舵に応し自在に回転する
金属円板４−２によって発光素子３−１０が照射する光
を断続させ、その）Ｙ、、信号を受光素子３−９によっ
て第７図に示すような位相差のある２つのデジタ゛ルパ
ルス信号Ｓビ、Ｓ２’として出力し、この出力信号によ
りステアリングシャフト２の操舵方向及び操舵角量を検
出することができる。To explain the operation of the device of the present invention having the configuration described in (2), the light emitted by the light emitting element 3-10 is intermittent by the metal disc 4-2 which rotates freely in response to the steering of the steering wheel 1, and the light emitted by the light emitting element 3-10 is ,, the signals are output by the light receiving element 3-9 as two digital pulse signals SBI, S2' with a phase difference as shown in FIG. can be detected.
上述のように、本発明になる車両用ステアリング操舵検
出装置においては、ｌｌｉ］転のうち複数回光を断続す
る回転ディスクとこの回転ディスクを照射する発光素子
と回転ディスクで断続される発光素子からの光信すを電
気的に変換する受光素子と前記発光素子及び受光素子を
作動させる定電圧回路よりなるステアリング操舵検出装
置において２つのポ１ダイオード及び増幅回路、シュミ
ット回路、定電圧回路よりなる信号処理回路を１チツプ
ＩＣ化した受光素子を備え、受・発光素子用のケースを
装置本体のケースと一体化し、受・発光素子のリード端
子を受・発光素子を作動させる実装プリント板に直接接
続しであるから、受光素子側の回路構成が簡単で小型化
低価格化が容易となり、作動感度内のスリソ１間隔なら
ばスリット数を自由に選択できるという効果が大であり
、また受・発光素子のリード端子を実装プリント板に直
接接続可能にしたことにより効果的な実装を可能とし小
型化がδ１れるという効果もある。また受・受光素子、
Ｉ、りなる、１ζトインクラプクが一刀−Ｃ済み、回転
ディスクとの位置関係の制約を受けにくく、他車種への
適用が容易であるという効果がある。As described above, the vehicle steering detection device according to the present invention includes a rotating disk that intermits light a plurality of times during rotation, a light emitting element that irradiates the rotating disk, and a light emitting element that is interrupted by the rotating disk. In the steering detection device, which consists of a light-receiving element that electrically converts an optical signal, and a constant voltage circuit that operates the light-emitting element and the light-receiving element, a signal processing system that consists of two PO1 diodes, an amplifier circuit, a Schmitt circuit, and a constant voltage circuit is used. It is equipped with a light receiving element whose circuit is integrated into a single chip IC, the case for the receiving/emitting element is integrated with the case of the main body of the device, and the lead terminals of the receiving/emitting element are directly connected to the mounting printed board that operates the receiving/emitting element. Therefore, the circuit configuration on the light-receiving element side is simple, making it easy to downsize and reduce the cost.The number of slits can be freely selected if the slit spacing is within the operating sensitivity, which is very effective. By making it possible to directly connect the lead terminals to the mounting printed board, effective mounting is possible and there is also the effect of reducing the size by δ1. Also, the receiving/light receiving element,
I, Rinaru, and 1ζ twin klapukus have been completed with one stroke-C, and are less susceptible to restrictions on the positional relationship with the rotating disk, and have the advantage of being easy to apply to other car models.
第１図は本発明になる車両用ステアリング操舵検出装置
の取付状態を示す部分断面外観ね式図、第２図は本発明
装置の取（＝Ｊ状態の要部外観斜視図、第３図は本発明
になるステアリング操舵検出装置の一実施例の構成を示
す上面模式図、第４１閑（よ第３図図示のＡ−Ａ線に沿
う縦断面図、第５図（ま第３図図示のＢ−Ｂ綿に沿う縦
断面図、第６１関（ま本発明検出装置の電気回路図、第
７図番よ本発明４金１）装置の出力信号の波形図である
。
１・づテアリングホイール、２・・・スヲーアＩＪンク
′シャフト、３・・・ステアリンク゛操舵（炙出装置、
４・・・回転ディス１．４’−スリ・ノトイし、４−２
・・・全１ｆｆｉ円板、３−１・・・・く−ス、３−４
・・・実装ブ１ノント４反。
３−９・・・受光素子、３−ｊＯ・・・発）℃素子。
代理人弁理士 岡 部 隆Fig. 1 is a partially sectional external schematic diagram showing the installed state of the vehicle steering detection device according to the present invention, Fig. 2 is an external perspective view of the main parts of the inventive device in the installed state (=J state), and Fig. 3 is A schematic top view showing the configuration of an embodiment of the steering detection device according to the present invention, a vertical sectional view taken along line A-A shown in FIG. 3, and FIG. It is a vertical cross-sectional view along B-B cotton, and a waveform diagram of the output signal of the 61st station (electric circuit diagram of the detection device of the present invention, Figure 7 is the 4th metal 1 of the present invention) device. 1. Steering wheel , 2...Swaia IJ link shaft, 3...Steering link (roasting device,
4...Rotating disc 1.4'-Suri no toi, 4-2
...all 1ffi discs, 3-1...kuse, 3-4
... Implemented 1 nont 4 counter. 3-9... Light receiving element, 3-jO... emission) °C element. Representative Patent Attorney Takashi Okabe
Claims (1)
転ディスクを照射する発光素子と回転ディスクで断続さ
れる発光素子からの光信号を電気的に変換する受光素子
と前記発光素子及び受光素子を作動させる定電圧回路よ
りなる゛ステアリング操舵検出装置において、２つのホ
トダイオード及び増幅回路、シュミット回路、定電圧回
路よりなる信号処理回路をｌチップＩＣ化した受光素子
を備え、受・発光素子用のケースを装置本体のケースと
一体化し、受・発光素子のリード＋１１１′ｈ子を受・
置。A rotating disk that intermittents light multiple times on the back of one rotation, a light emitting element that irradiates the rotating disk, a light receiving element that electrically converts optical signals from the light emitting element that are interrupted by the rotating disk, and the light emitting element and the light receiving element. A steering detection device consisting of a constant voltage circuit to be activated is equipped with a light receiving element in which a signal processing circuit consisting of two photodiodes, an amplifier circuit, a Schmitt circuit, and a constant voltage circuit is integrated into a l-chip IC, and a case for the receiving/emitting element is provided. is integrated with the case of the device body, and the lead +111'h of the receiving/emitting element is connected to the receiving/emitting element.
Place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19646683A JPS6088318A (en) | 1983-10-19 | 1983-10-19 | Steering operation detector for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19646683A JPS6088318A (en) | 1983-10-19 | 1983-10-19 | Steering operation detector for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6088318A true JPS6088318A (en) | 1985-05-18 |
Family
ID=16358268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19646683A Pending JPS6088318A (en) | 1983-10-19 | 1983-10-19 | Steering operation detector for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6088318A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213811A (en) * | 1988-07-01 | 1990-01-18 | Hitachi Ltd | Angle-of-rotation detector |
| JPH05322601A (en) * | 1992-03-27 | 1993-12-07 | Mitsumi Electric Co Ltd | Phase pulse detector for optical rotary encoder |
| JPH0694482A (en) * | 1992-03-27 | 1994-04-05 | Mitsumi Electric Co Ltd | Phase pulse detecting method for optical rotary encoder |
| US6842108B2 (en) | 2001-07-31 | 2005-01-11 | Denso Corporation | Power supply integrated circuit having communication function |
-
1983
- 1983-10-19 JP JP19646683A patent/JPS6088318A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213811A (en) * | 1988-07-01 | 1990-01-18 | Hitachi Ltd | Angle-of-rotation detector |
| JPH05322601A (en) * | 1992-03-27 | 1993-12-07 | Mitsumi Electric Co Ltd | Phase pulse detector for optical rotary encoder |
| JPH0694482A (en) * | 1992-03-27 | 1994-04-05 | Mitsumi Electric Co Ltd | Phase pulse detecting method for optical rotary encoder |
| US6842108B2 (en) | 2001-07-31 | 2005-01-11 | Denso Corporation | Power supply integrated circuit having communication function |
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