CN108519500A - Car speed sensor comparison type detection device - Google Patents
Car speed sensor comparison type detection device Download PDFInfo
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- CN108519500A CN108519500A CN201810322828.7A CN201810322828A CN108519500A CN 108519500 A CN108519500 A CN 108519500A CN 201810322828 A CN201810322828 A CN 201810322828A CN 108519500 A CN108519500 A CN 108519500A
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- speed sensor
- vehicle speed
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- sensor
- gear
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
- G01P21/02—Testing or calibrating of apparatus or devices covered by the preceding groups of speedometers
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Car speed sensor comparison type detection device, is related to automobile sensor detection field.The present invention cannot be detected using same way to different sensors to solve the problem of that the mode of existing detection sensor is complicated.Multiple driven gears are engaged with driving gear, the output shaft of each vehicle speed sensor to be detected passes through the center of the electromagnet of annular to access in a driven gear, motor rotates while multiple driven gears being driven to rotate, to drive multiple vehicle speed sensor to be detected while detect rotating speed, the tach signal of multiple vehicle speed sensor to be detected and the tach signal of qualified vehicle speed sensor are compared, pass through the difference of contrasting detection signal and standard signal, it may determine that the quality of workpiece to be detected, for the qualified sensor of detection, electromagnet automatically opens, sensor can be removed directly, for detecting underproof sensor, electromagnetic actuation, sensor can not be removed directly.It is for detecting vehicle speed sensor.
Description
Technical field
The present invention relates to car speed sensor comparison type detection devices.Belong to automobile sensor detection field.
Background technology
The method detection efficiency of detection sensor is low at present, and examination criteria differs, for duty ratio, peak value, different
Model, testing requirements are different, need the drawing for adjusting detection in this way, keep the mode of detection sensor complicated.
Invention content
The present invention is complicated in order to solve the mode of existing detection sensor, cannot be used to different sensors same
The problem of kind mode is detected.Car speed sensor comparison type detection device is now provided.
Car speed sensor comparison type detection device, it includes microcontroller, motor 1, transmission shaft 2, driving gear 3, more
A driven gear 5, multiple electromagnet 6, standard vehicle speed sensor, multiple vehicle speed sensor 7 and gear-box 8 to be detected,
Motor 1 connects driving gear 3 by transmission shaft 2, and multiple driven gears 5 are engaged with driving gear 3, driving gear
3 and multiple driven gears 5 be arranged in gear-box 8, multiple electromagnet 6 are each attached on the lateral wall of gear-box 8, and are each waited for
The output shaft 4 of the vehicle speed sensor 7 of detection passes through the center of an annular electromagnet 6 to access in a driven gear, standard
The output shaft of vehicle speed sensor accesses in a driven gear 5,
Standard vehicle speed sensor standard vehicle speed sensor and multiple vehicle speed sensor 7 to be detected are used for acquiring driven tooth
The rotating speed of wheel,
Microcontroller is used to start motor 1 and receive turn of standard vehicle speed sensor and multiple vehicle speed sensor 7 to be detected
Fast signal, by multiple 7 collected tach signals of vehicle speed sensor to be detected and the collected standard of standard vehicle speed sensor
Tach signal be compared, if the collected tach signal of vehicle speed sensor to be detected is identical as rated rotational frequency signal,
Then illustrate that vehicle speed sensor to be detected is qualified sensor, then controls the power-off of electromagnet 6, vehicle speed sensor to be detected can
It removes, if the collected tach signal of vehicle speed sensor to be detected is different from rated rotational frequency signal, illustrates to be detected
Vehicle speed sensor is unqualified sensor, then controls the energization of electromagnet 6, and vehicle speed sensor to be detected can not be removed.
Beneficial effects of the present invention are：
The application may be used multiple driven gears and be engaged with driving gear, the output of each vehicle speed sensor to be detected
Axis passes through the center of the electromagnet of annular to access in a driven gear, and motor rotates while multiple driven gears being driven to rotate,
To drive multiple vehicle speed sensor to be detected while detect rotating speed, achieve the purpose that while detecting multiple vehicle speed sensor,
And detect it is quick, by the tach signal of the tach signal of multiple vehicle speed sensor to be detected and qualified vehicle speed sensor into
Row comparison, passes through the difference of contrasting detection signal and standard signal, it can be determined that and the quality of workpiece to be detected is qualified for detection
Sensor, electromagnet automatically opens, and sensor can be removed directly, while detecting green by indicator light display.For inspection
Underproof sensor is surveyed, electromagnetic actuation, sensor can not be removed directly, while indicator light automatically becomes red.Prompt inspection
Survey person, the sensor are that detection does not pass through state.The detection mode is simple.
Description of the drawings
Fig. 1 be specifically specific real-time mode one described in car speed sensor comparison type detection device structural representation
Figure.
Specific implementation mode
Specific implementation mode one：Illustrate present embodiment referring to Fig. 1, the car speed sensor pair described in present embodiment
Than type detection device, it include microcontroller, motor 1, transmission shaft 2, driving gear 3, multiple driven gears 5, multiple electromagnet 6,
Standard vehicle speed sensor, multiple vehicle speed sensor 7 and gear-box 8 to be detected,
Motor 1 connects driving gear 3 by transmission shaft 2, and multiple driven gears 5 are engaged with driving gear 3, driving gear
3 and multiple driven gears 5 be arranged in gear-box 8, multiple electromagnet 6 are each attached on the lateral wall of gear-box 8, and are each waited for
The output shaft 4 of the vehicle speed sensor 7 of detection passes through the center of an annular electromagnet 6 to access in a driven gear, standard
The output shaft of vehicle speed sensor accesses in a driven gear 5,
Standard vehicle speed sensor standard vehicle speed sensor and multiple vehicle speed sensor 7 to be detected are used for acquiring driven tooth
The rotating speed of wheel,
Microcontroller is used to start motor 1 and receive turn of standard vehicle speed sensor and multiple vehicle speed sensor 7 to be detected
Fast signal, by multiple 7 collected tach signals of vehicle speed sensor to be detected and the collected standard of standard vehicle speed sensor
Tach signal be compared, if the collected tach signal of vehicle speed sensor to be detected is identical as rated rotational frequency signal,
Then illustrate that vehicle speed sensor to be detected is qualified sensor, then controls the power-off of electromagnet 6, vehicle speed sensor to be detected can
It removes, if the collected tach signal of vehicle speed sensor to be detected is different from rated rotational frequency signal, illustrates to be detected
Vehicle speed sensor is unqualified sensor, then controls the energization of electromagnet 6, and vehicle speed sensor to be detected can not be removed.
Specific implementation mode two：Present embodiment is to the car speed sensor comparison type described in specific implementation mode one
Detection device is described further, and in present embodiment, it further includes green indicator light and red indicating light,
Microcontroller is when judging that the collected tach signal of vehicle speed sensor to be detected is identical as rated rotational frequency signal, control
Green indicator light processed is shown, is judging that the collected tach signal of vehicle speed sensor to be detected is identical as rated rotational frequency signal not
Meanwhile it controlling red indicating light and showing.
Specific implementation mode three：Present embodiment is to the car speed sensor comparison type described in specific implementation mode one
Detection device is described further, and in present embodiment, it further includes connection bearing 9,
Connection bearing 9 is fixed on 8 inner wall of gear-box, and on the output shaft 4 of multiple vehicle speed sensor 7 to be detected and is driven
Connection bearing 9 is cased on axis 2.
Claims (3)
1. car speed sensor comparison type detection device, which is characterized in that it include microcontroller, motor (1), transmission shaft (2),
Driving gear (3), multiple driven gears (5), multiple electromagnet (6), standard vehicle speed sensor, multiple speed sensings to be detected
Device (7) and gear-box (8),
Motor (1) connects driving gear (3) by transmission shaft (2), and multiple driven gears (5) are engaged with driving gear (3), main
In gear-box (8), multiple electromagnet (6) are each attached to gear-box (8) for moving gear (3) and multiple driven gears (5) setting
On lateral wall, and the output shaft (4) of each vehicle speed sensor (7) to be detected passes through the center of an annular electromagnet (6)
It accessing in a driven gear, the output shaft of standard vehicle speed sensor accesses in a driven gear (5),
Standard vehicle speed sensor standard vehicle speed sensor and multiple vehicle speed sensor (7) to be detected are used for acquiring driven gear
Rotating speed,
Microcontroller is used to start motor (1) and receive turn of standard vehicle speed sensor and multiple vehicle speed sensor (7) to be detected
Fast signal, by multiple vehicle speed sensor (7) collected tach signals to be detected and the collected mark of standard vehicle speed sensor
Quasi- tach signal be compared, if the collected tach signal of vehicle speed sensor to be detected and rated rotational frequency signal phase
Together, then illustrate that vehicle speed sensor to be detected is qualified sensor, then control electromagnet (6) power-off, speed to be detected sensing
Device can be removed, if the collected tach signal of vehicle speed sensor to be detected is different from rated rotational frequency signal, illustrate to wait for
The vehicle speed sensor of detection is unqualified sensor, then controls electromagnet (6) energization, and vehicle speed sensor to be detected can not take
Under.
2. car speed sensor comparison type detection device according to claim 1, which is characterized in that it further includes green
Indicator light and red indicating light,
For microcontroller when judging that the collected tach signal of vehicle speed sensor to be detected is identical as rated rotational frequency signal, control is green
Color indicator light is shown, is judging the collected tach signal of vehicle speed sensor to be detected difference identical as rated rotational frequency signal
When, control red indicating light is shown.
3. car speed sensor comparison type detection device according to claim 1, which is characterized in that it further includes connection
Bearing (9),
Connection bearing (9) is fixed on gear-box (8) inner wall, and on the output shaft (4) of multiple vehicle speed sensor (7) to be detected and
Connection bearing (9) is cased on transmission shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322828.7A CN108519500B (en) | 2018-04-11 | 2018-04-11 | Automobile speed sensor contrast type detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322828.7A CN108519500B (en) | 2018-04-11 | 2018-04-11 | Automobile speed sensor contrast type detection device |
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| Publication Number | Publication Date |
|---|---|
| CN108519500A true CN108519500A (en) | 2018-09-11 |
| CN108519500B CN108519500B (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810322828.7A Active CN108519500B (en) | 2018-04-11 | 2018-04-11 | Automobile speed sensor contrast type detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060717A (en) * | 2019-12-23 | 2020-04-24 | 广电计量检测（西安）有限公司 | Angular velocity sensor testing machine |
| CN113311192A (en) * | 2021-05-24 | 2021-08-27 | 国能包神铁路集团有限责任公司 | Speed sensor detection device |
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| Publication number | Publication date |
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| CN108519500B (en) | 2020-08-18 |
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Inventor after: Wang Dazhao Inventor after: Hu Wei Inventor after: Gao Wei Inventor after: Teng Shengguang Inventor after: Shi Lei Inventor after: Cha senyi Inventor before: Hu Wei Inventor before: Gao Wei Inventor before: Teng Shengguang Inventor before: Shi Lei Inventor before: Cha senyi |
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