CN105043432A - Method for detecting camshaft phase sensor - Google Patents
Method for detecting camshaft phase sensor Download PDFInfo
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- CN105043432A CN105043432A CN201510511213.5A CN201510511213A CN105043432A CN 105043432 A CN105043432 A CN 105043432A CN 201510511213 A CN201510511213 A CN 201510511213A CN 105043432 A CN105043432 A CN 105043432A
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- 238000000034 method Methods 0.000 title abstract description 4
- 238000012360 testing method Methods 0.000 claims abstract description 70
- 238000001514 detection method Methods 0.000 claims abstract description 57
- 230000008685 targeting Effects 0.000 claims description 46
- 238000009434 installation Methods 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 239000000725 suspension Substances 0.000 abstract 4
- 230000000007 visual effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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Abstract
The invention discloses a method for detecting a camshaft phase sensor. A rotating shaft connected with a motor is provided with a first signal target wheel and a second signal target wheel. A fixed shaft is provided with a standard sample fixing suspension arm and a test sample fixing suspension arm. The standard sample fixing suspension arm is provided with a sensor standard part for testing the rotating phase of the first signal target wheel, and the test sample fixing suspension arm is provided with a sensor detection part which is used for testing the rotating phase of the second signal target wheel. The sensor standard part and the sensor detection part are respectively connected with an oscilloscope. The motor drives the rotating shaft to rotate, and the first and second signal target wheels rotate synchronously. The rotating phase of the first signal target wheel displays a standard sample waveform through the oscilloscope. The rotating phase of the second signal target wheel displays a test sample waveform through the oscilloscope. The standard sample waveform and the test sample waveform are compared with each other, thereby judging the performance of a camshaft phase sensor test sample. The method is visual in judgment, is high in testing efficiency, and is high in testing accuracy.
Description
Technical field
The present invention relates to camshaft phase sensor detection technique, be specifically related to camshaft phase sensor detection method.
Background technology
Camshaft phase sensor, after production completes, needs the detection carrying out performance, to keep the outgoing consistance of product.In prior art, camshaft phase sensor Function detection, by directly by oscillograph test camshaft phase sensor output signal, judges to realize by oscilloscope display parameter.This method of testing, operator needs accurately to judge whether oscilloscope display parameter meets the requirements, higher to the requirement of operator, and rely on operator artificially to judge, the accuracy of wheel shaft phase detector Function detection is influenced, and detection efficiency is also influenced simultaneously.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide operation directly perceived, accuracy is high, the camshaft phase sensor detection method that detection efficiency is high.
To achieve these goals, the technical solution used in the present invention is:
Camshaft phase sensor detection method, is specially:
The first signal targeting wheel that mounting structure is identical in the rotating shaft be connected with motor and secondary signal target wheel;
Installation code exemplar cantilever mounted and test sample cantilever mounted on stationary shaft, the standard part of installation testing first signal targeting wheel rotation phase in master body cantilever mounted, the sensor detection piece of installation testing secondary signal target wheel rotation phase in test sample cantilever mounted;
Standard part take turns with the first signal targeting between Distance geometry sensor detection piece take turns with secondary signal target between distance equal; Standard part and sensor detection piece are installed on the same line;
First signal targeting wheel to take turns with secondary signal target between Distance geometry master body cantilever mounted equal with the distance between test sample cantilever mounted;
Master body cantilever mounted is identical with the structure of test sample cantilever mounted;
Standard part and sensor detection piece are connected with oscillograph;
Motor-driven rotatable shaft is rotated, the first signal targeting wheel and secondary signal target wheel synchronous axial system;
First signal targeting wheel rotation phase is by oscilloscope display master body waveform; Secondary signal target wheel rotation phase is by oscilloscope display test block waveform; Standard of comparison exemplar waveform and test block waveform, thus the performance judging camshaft phase sensor test sample part.
Described motor is frequency control motor, and by the rotating speed of frequency control motor adjustment rotating shaft, the first signal targeting wheel and secondary signal target wheel synchronous axial system export different amplitude signal.
Described rotating shaft is provided with rotating shaft support bearing, and described stationary shaft is provided with stationary shaft spring bearing.
Described stationary shaft and described stationary shaft spring bearing are connected by screw.
End, described stationary shaft one end is provided with clamping handle.
Described first signal targeting wheel and secondary signal target wheel are connected in described rotating shaft by register pin.
The invention has the advantages that: camshaft phase sensor detection method, standard part and sensor detection piece collection mutually isostructural signal targeting wheel at one time with the signal of same position point, compared by oscilloscope display parameter, judge directly perceived, testing efficiency is high, and test accuracy is good, only needs those of ordinary skill to complete test, can testing cost be reduced.
Accompanying drawing explanation
Mark in the content expressed each width accompanying drawing of instructions of the present invention below and figure is briefly described:
Fig. 1 is the structural representation of each parts that camshaft phase sensor detection method of the present invention adopts.
Mark in above-mentioned figure is:
1, motor, 2, shaft coupling, 3, rotating shaft support bearing, 4, secondary signal target wheel, 5, the first signal targeting wheel, 6, rotating shaft, 7, stationary shaft, 8, stationary shaft spring bearing, 9, master body cantilever mounted, 10, test sample cantilever mounted, 11, handle, 12, standard part, 13, sensor detection piece.
Embodiment
Contrast accompanying drawing below, by the description to optimum embodiment, the specific embodiment of the present invention is described in further detail.
Consult Fig. 1, camshaft phase sensor detection method, is specially:
The rotating shaft 6 be connected with motor 1 is installed the first signal targeting wheel 5 and secondary signal target wheel 4;
Installation code exemplar cantilever mounted 9 and test sample cantilever mounted 10 on stationary shaft 7, in master body cantilever mounted 9, installation testing first signal targeting takes turns the standard part 12 of 5 rotation phase, and in test sample cantilever mounted 10, the sensor detection piece 13 of 4 rotation phase taken turns by installation testing secondary signal target;
The Distance geometry sensor detection piece 13 that standard part 12 and the first signal targeting are taken turns between 5 is equal with the distance that secondary signal target is taken turns between 4; Standard part 12 and sensor detection piece 13 are installed on the same line;
The Distance geometry master body cantilever mounted 9 that first signal targeting wheel 5 and secondary signal target are taken turns between 4 is equal with the distance between test sample cantilever mounted 10;
Master body cantilever mounted 9 is identical with the structure of test sample cantilever mounted 10;
Standard part 12 and sensor detection piece 13 are connected with oscillograph;
Motor 1 drive shaft 6 is rotated, and 4 synchronous axial system taken turns by the first signal targeting wheel 5 and secondary signal target;
The first signal targeting that standard part 12 detects is taken turns 5 rotation phase and is shown by oscillograph, and oscillograph shows master body waveform; The secondary signal target that sensor detection piece 13 detects is taken turns 4 rotation phase and is shown at oscillograph, and oscillograph shows test block waveform;
First signal targeting takes turns 5 rotation phase by oscilloscope display master body waveform; Secondary signal target takes turns 4 rotation phase by oscilloscope display test block waveform; Standard of comparison exemplar waveform and test block waveform, thus the performance judging camshaft phase sensor test sample part.
Standard part 12 and sensor detection piece 13 are connected on a dual trace oscilloscope.
Standard part 12 is the satisfactory master body of performance, and sensor detection piece 13 is product to be tested.The rotation of the first signal targeting wheel 5 and secondary signal target wheel 4 simulation camshaft, when motor 1 drive shaft 6 is rotated, the first signal targeting wheel 5 and secondary signal target take turns 4 synchronous axial system, output signal.
Standard part 12 and sensor detection piece 13 gather the output signal that the same time same position of mutually isostructural signal targeting wheel produces respectively, detect the rotation phase of corresponding signal targeting wheel, then shown by oscillograph, standard part 12 and the first signal targeting wheel 5 fit through oscillograph outputting standard exemplar waveform; Sensor detection piece 13 and secondary signal target wheel 4 fit through oscillograph and export test block waveform; Judge whether the performance of product to be tested meets the requirements according to the tilde that oscillograph shows is right; To overlap as test block waveform and master body waveform or in error range, then sensor detection piece 13 performance meets the requirements; Not overlap as test block waveform and master body waveform or not in error range, then sensor detection piece 13 performance is undesirable.
First signal targeting wheel 5 is identical with the structure of secondary signal target wheel 4; It is identical that 4 end face induction of signal positions taken turns by first signal targeting wheel 5 and secondary signal target, can ensure the same time further, and standard part 12 and sensor test sample part 13 detect the signal of mutually isostructural signal targeting wheel same position; First signal targeting wheel 5 is the same with the size dimension of secondary signal target wheel 4, for a collection of product, ensures the accuracy of test.
It is equal that standard part 12 and the first signal targeting take turns the distance that Distance geometry sensor detection piece 13 between 5 and secondary signal target take turns between 4; Standard part 12 and sensor detection piece 13 are installed on the same line; It is equal that standard part 12 and the first signal targeting take turns the gap of taking turns between 4 in gap between 5 and sensor detection piece 13 and secondary signal target, and gap is adjustable, ensure that standard part 12 and sensor detection piece 13 gather the output signal of mutually isostructural signal targeting wheel same position of same time generation respectively, ensure the accuracy of test.
The Distance geometry master body cantilever mounted 9 that first signal targeting wheel 5 and secondary signal target are taken turns between 4 is equal with the distance between test sample cantilever mounted 10; So only need mobile stationary shaft 7 to desired location, can ensure that the Distance geometry test sample cantilever mounted 10 that master body cantilever mounted 9 and the first signal targeting are taken turns between 5 is equal with the distance that secondary signal target is taken turns between 4; And then facilitate standard part 12 and the first signal targeting to take turns the adjustment that the distance between 4 taken turns by Distance geometry sensor detection piece 13 between 5 and secondary signal target, to improve the accuracy of testing efficiency and test.
Master body cantilever mounted 9 is identical with the structure of test sample cantilever mounted 10; Master body cantilever mounted 9 and test sample cantilever mounted 10 are fixedly connected on stationary shaft 7, or master body cantilever mounted 9 and test sample cantilever mounted 10 and stationary shaft 7 are integral type structure.Master body cantilever mounted 9 and test sample cantilever mounted 10 facilitate the assembling of standard part 12 and sensor detection piece 13, simultaneously also facilitate standard part 12 and the first signal targeting to take turns the adjustment that the distance between 4 taken turns by Distance geometry sensor detection piece 13 between 5 and secondary signal target; To ensure the accuracy of testing efficiency and test.
Motor 1 is frequency control motor, motor 1 is connected by shaft coupling 2 with rotating shaft 6, motor 1 drive shaft 6 is rotated, by the rotating speed of frequency control motor adjustment rotating shaft 6, first signal targeting wheel 5 and secondary signal target are taken turns 4 synchronous axial system and are exported different amplitude signal, with the performance of full test sensor detection piece 13, improve detection accuracy.
Rotating shaft 6 is provided with rotating shaft support bearing 3, and stationary shaft 7 is provided with stationary shaft spring bearing 8.Rotating shaft support bearing 3 improves secure support effect when rotating shaft 6 is rotated.Stationary shaft spring bearing 8 on stationary shaft 7, facilitates the assembling of standard part 12 and sensor detection piece 13.
Stationary shaft 7 and stationary shaft spring bearing 8 are connected by screw, and facilitate the assembling of standard part 12 and sensor detection piece 13; When needing assembly sensor standard component 12 and/or sensor detection piece 13, pull down screw, rotate stationary shaft 7, after master body cantilever mounted 9 and test sample cantilever mounted 10 were fallen, after the cantilever mounted of correspondence is installed corresponding standard component and test block; Forward stationary shaft 7 to desired location again, load onto screw.Can use after standard part 12 assembles, a test block first removes after having tested, and refills another test block, completes the test of different test block successively always.
End, stationary shaft 7 one end is provided with clamping handle 11; Handle 11 can rotate stationary shaft 7 easily and fast, further improves and detects convenience and detection efficiency.
First signal targeting wheel 5 and secondary signal target wheel 4 are connected in rotating shaft 6 by register pin; First signal targeting wheel 5 and secondary signal target wheel 4 are fixedly connected with rotating shaft 6, and rotating shaft 6 is when rotating, and 4 synchronous axial system taken turns by the first signal targeting wheel 5 and secondary signal target.
Camshaft phase sensor detection method, standard part 12 and sensor detection piece 13 gather mutually isostructural signal targeting wheel at one time with the signal of same position point, compared by oscilloscope display parameter, judge directly perceived, testing efficiency is high, and test accuracy is good, only needs those of ordinary skill to complete test, can testing cost be reduced.
Obvious specific implementation of the present invention is not subject to the restrictions described above, as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out, all within protection scope of the present invention.
Claims (6)
1. camshaft phase sensor detection method, is characterized in that: be specially:
The first signal targeting wheel that mounting structure is identical in the rotating shaft be connected with motor and secondary signal target wheel;
Installation code exemplar cantilever mounted and test sample cantilever mounted on stationary shaft, the standard part of installation testing first signal targeting wheel rotation phase in master body cantilever mounted, the sensor detection piece of installation testing secondary signal target wheel rotation phase in test sample cantilever mounted;
Standard part take turns with the first signal targeting between Distance geometry sensor detection piece take turns with secondary signal target between distance equal; Standard part and sensor detection piece are installed on the same line;
First signal targeting wheel to take turns with secondary signal target between Distance geometry master body cantilever mounted equal with the distance between test sample cantilever mounted;
Master body cantilever mounted is identical with the structure of test sample cantilever mounted;
Standard part and sensor detection piece are connected with oscillograph;
Motor-driven rotatable shaft is rotated, the first signal targeting wheel and secondary signal target wheel synchronous axial system;
First signal targeting wheel rotation phase is by oscilloscope display master body waveform; Secondary signal target wheel rotation phase is by oscilloscope display test block waveform; Standard of comparison exemplar waveform and test block waveform, thus the performance judging camshaft phase sensor test sample part.
2. camshaft phase sensor detection method as claimed in claim 1, it is characterized in that: described motor is frequency control motor, by the rotating speed of frequency control motor adjustment rotating shaft, the first signal targeting wheel and secondary signal target wheel synchronous axial system export different amplitude signal.
3., as the camshaft phase sensor detection method that claim 1 or 2 office is stated, it is characterized in that: described rotating shaft is provided with rotating shaft support bearing, described stationary shaft is provided with stationary shaft spring bearing.
4. camshaft phase sensor detection method as claimed in claim 3, is characterized in that: described stationary shaft and described stationary shaft spring bearing are connected by screw.
5. camshaft phase sensor detection method as claimed in claim 4, is characterized in that: end, described stationary shaft one end is provided with clamping handle.
6. camshaft phase sensor detection method as claimed in claim 5, is characterized in that: described first signal targeting wheel and secondary signal target wheel are connected in described rotating shaft by register pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511213.5A CN105043432B (en) | 2015-08-18 | 2015-08-18 | Camshaft phase sensor detection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510511213.5A CN105043432B (en) | 2015-08-18 | 2015-08-18 | Camshaft phase sensor detection method |
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| CN105043432A true CN105043432A (en) | 2015-11-11 |
| CN105043432B CN105043432B (en) | 2017-06-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767328A (en) * | 2016-12-26 | 2017-05-31 | 重庆市银钢通科技有限公司 | One kind corase grind cam profile detection means |
| CN110230977A (en) * | 2018-06-29 | 2019-09-13 | 蔚来汽车有限公司 | Rotation becomes dynamic Error Analysis device and method, controller and the storage medium of equipment |
| CN110319869A (en) * | 2019-08-09 | 2019-10-11 | 中车株洲电机有限公司 | A kind of reliability test platform of traction motor bearings sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050263138A1 (en) * | 2004-05-27 | 2005-12-01 | Sheikh Ahmed E | Bumpless crankshaft position sensing |
| EP2180391A1 (en) * | 2008-10-21 | 2010-04-28 | General Electric Company | System including phase signal saving during anomaly and related method |
| CN102252847A (en) * | 2011-06-08 | 2011-11-23 | 重庆长安汽车股份有限公司 | Method for testing actuating phase of variable valve timing (VVT) mechanism of engine pedestal benchmarking test |
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| CN203881366U (en) * | 2014-05-26 | 2014-10-15 | 宁波拓普电器有限公司 | Sensor testing device |
| CN203929802U (en) * | 2014-05-26 | 2014-11-05 | 宁波拓普电器有限公司 | A kind of sensor on-line measuring device |
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2015
- 2015-08-18 CN CN201510511213.5A patent/CN105043432B/en not_active Expired - Fee Related
Patent Citations (7)
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|---|---|---|---|---|
| US20050263138A1 (en) * | 2004-05-27 | 2005-12-01 | Sheikh Ahmed E | Bumpless crankshaft position sensing |
| EP2180391A1 (en) * | 2008-10-21 | 2010-04-28 | General Electric Company | System including phase signal saving during anomaly and related method |
| CN102252847A (en) * | 2011-06-08 | 2011-11-23 | 重庆长安汽车股份有限公司 | Method for testing actuating phase of variable valve timing (VVT) mechanism of engine pedestal benchmarking test |
| CN102564487A (en) * | 2012-02-01 | 2012-07-11 | 重庆坤恩机电技术有限公司 | Automobile sensor detection equipment and method for detecting performance of sensor by utilizing same |
| CN202748047U (en) * | 2012-08-30 | 2013-02-20 | 鼎佳（天津）汽车电子有限公司 | Signal testing apparatus for frequency adjustable sensor |
| CN203881366U (en) * | 2014-05-26 | 2014-10-15 | 宁波拓普电器有限公司 | Sensor testing device |
| CN203929802U (en) * | 2014-05-26 | 2014-11-05 | 宁波拓普电器有限公司 | A kind of sensor on-line measuring device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767328A (en) * | 2016-12-26 | 2017-05-31 | 重庆市银钢通科技有限公司 | One kind corase grind cam profile detection means |
| CN106767328B (en) * | 2016-12-26 | 2020-08-18 | 重庆市银钢一通科技有限公司 | Rough grinding cam molded line detection device |
| CN110230977A (en) * | 2018-06-29 | 2019-09-13 | 蔚来汽车有限公司 | Rotation becomes dynamic Error Analysis device and method, controller and the storage medium of equipment |
| CN110319869A (en) * | 2019-08-09 | 2019-10-11 | 中车株洲电机有限公司 | A kind of reliability test platform of traction motor bearings sensor |
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| CN105043432B (en) | 2017-06-20 |
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Effective date of registration: 20171108 Address after: 241000 Wuhu Machinery Industry Park, Wuhu, Anhui Patentee after: ANHUI RIZHENG AUTO PARTS CO.,LTD. Address before: 241000 Wuhu City, Anhui Province, Wuhu machinery Park (Anhui, Wuhu Auto Parts Co., Ltd.) Patentee before: ANHUI RIZHENG XINYUAN ELECTRICAL TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20170620 |