CN107228687B - The integrated detecting device and detection method of sensor - Google Patents

Abstract

The invention discloses an integrated detection device and a detection method of a sensor. The integrated detection device of the sensor includes a control module and a plurality of detection actuators, and each detection actuator corresponds to at least one sensor under test; the control The module is connected with each detection actuator, and is used to drive the corresponding detection actuator to perform the target action according to the input detection instruction; the measured sensor is used to detect the corresponding target action and send the detection information to In the control module, each of the detection actuators is also used for monitoring the target action of itself and sending the monitoring information to the control module; the control module is also used for receiving the detection information and the received The above monitoring information is compared and analyzed. Through this embodiment, multiple sensors can be tested at the same time, the efficiency of transmission research and development and production is improved, and the beneficial effect of reducing test cost can be achieved.

Description

Sensor integrated detection device and detection method

technical field

The invention relates to the field of sensor detection, in particular to a sensor integrated detection device and detection method.

Background technique

Existing wet dual-clutch transmissions include position sensors, rotational speed sensors, parking sensors, and temperature sensors. The testing device in the prior art can only test a single sensor, which greatly reduces the transmission research and development and production efficiency. Testing is expensive.

Contents of the invention

The purpose of the embodiments of the present invention is to provide an integrated detection device and detection method for sensors, which can simultaneously test multiple sensors of a wet dual-clutch transmission, greatly improving the research and development and production efficiency of a wet dual-clutch transmission, and Reduced testing costs.

To achieve the above object, an embodiment of the present invention provides an integrated detection device for sensors, including a control module and a plurality of detection actuators, each of which corresponds to at least one sensor under test;

The control module is connected to each of the detection actuators, and is used to drive the corresponding detection actuators to perform target actions according to the input detection instructions; the sensor under test is used to detect the corresponding target actions and detect The information is sent to the control module, and each of the detection actuators is also used to monitor the target action of itself and send the monitoring information to the control module; the control module is also used to check the received detection The information and the monitoring information are compared and analyzed.

Compared with the prior art, the sensor integrated detection device disclosed in the present invention uses a control module to control multiple detection actuators to perform target actions, and the sensor under test detects the corresponding target action and sends the detection information to the control module. The actuator is also used to monitor the target action of itself and send the monitoring information to the control module, and the control module compares, analyzes and processes the received detection information and monitoring information, which solves the problem that only The ability to test a single sensor reduces the transmission R&D and production efficiency, and the test cost is high, and obtains the beneficial effects of testing multiple sensors at the same time, improving the transmission R&D and production efficiency, and reducing the test cost.

Preferably, the detection instruction includes a position detection instruction, the multiple detection actuators include a first detection actuator, and the sensor under test corresponding to the first detection actuator is a detected position sensor;

The control module is used to drive the first detection actuator to perform a displacement action according to the position detection instruction; the measured position sensor is used to detect the displacement action and send detection information to the control module, the The detection information includes displacement information.

Preferably, the detection instruction includes a rotation speed detection instruction, the plurality of detection actuators include a second detection actuator, and the sensor under test corresponding to the second detection actuator is a detected rotation speed sensor;

The control module is used to drive the second detection actuator to perform a rotation action according to the rotation speed detection instruction; the detected rotation speed sensor is used to detect the rotation action and send detection information to the control module, the The detection information includes rotational speed information.

Preferably, the detection instruction includes a temperature detection instruction, the multiple detection actuators include a third detection actuator, and the sensor under test corresponding to the third detection actuator is a temperature sensor under test;

The control module is used to drive the third detection actuator to control temperature changes according to the temperature detection instruction; the measured temperature sensor is used to detect the temperature changes and send detection information to the control module, the The detection information includes temperature information.

Preferably, the integrated detection device further includes a test bench support frame, a test bench top and a test bench control bracket, the test bench top is fixedly arranged on the test bench top support frame, and the test bench control bracket is fixedly arranged on the test bench top of the table;

The bottom of the test table support frame is also provided with adjustable feet.

Preferably, the first detection actuator includes a displacement drive motor, a ball screw pair, a moving plate and a position detection head, the position detection head is arranged on the moving plate, and the position sensor under test and the position detection head Corresponding setting; Described control module comprises PLC (Programmab l e Logic Controller, Programmable Logic Controller) controller;

The displacement drive motor is used to drive the moving plate and the position detection head to perform reciprocating linear motion through the ball screw pair when rotating, and the measured position sensor is used to detect the displacement of the position detection head and Send the detected displacement information to the PLC controller.

Preferably, the first detection actuator further includes a position monitoring sensor, the position monitoring sensor is arranged at the output end of the displacement driving motor, and the position monitoring sensor is used to monitor the rotation of the displacement driving motor and will monitor The information is sent to the PLC controller, and the monitoring information includes displacement information.

Preferably, the first detection actuator includes a displacement driving mechanism bracket, a displacement driving coupling, a moving mechanism supporting tailstock, a linear guide rail and a slider mechanism, and the ball screw pair includes a lead screw and a nut, and the nut Rotately connected with the lead screw;

The displacement driving mechanism bracket is arranged on the test table, the displacement driving motor, the moving mechanism supports the tailstock, and the linear guide rail is fixedly arranged on the displacement driving mechanism bracket, and the moving mechanism supports the tailstock for The ball screw pair is fixedly supported, the displacement drive coupling is used to be fixedly connected with the output shaft of the displacement drive motor and the lead screw respectively, the nut is fixedly connected with the moving plate, and the moving plate It is fixedly connected with the slider mechanism, and the slider mechanism is slidably arranged on the linear guide rail;

The position detection head includes an extension rod, a bracket and a magnet, the extension rod is vertically arranged at the bottom end of the moving plate, the bracket is arranged at the bottom end of the extension rod, and the bracket The magnet is carried on it;

The first detection actuator also includes a position sensor mounting plate and a position sensor adapter plate, the position sensor adapter plate is fixed on the test table, and the position sensor mounting plate is arranged on the position sensor adapter On the board, the measured position sensor is arranged on the position sensor mounting board and corresponds to the magnet.

Preferably, the second detection actuator includes a detection execution unit, the detection execution unit includes a rotation drive motor, the rotation drive motor is provided with a wheel under test, and the wheel under test is set correspondingly to the speed sensor under test;

The rotating drive motor is used to drive the tested wheel to rotate when rotating, and the tested rotational speed sensor is used to detect the rotational speed of the tested wheel and send the detected rotational speed information to the PLC control of the control module device.

Preferably, the detection execution unit further includes a rotation monitoring sensor, the rotation monitoring sensor is arranged at the output end of the rotation speed drive motor, and the rotation monitoring sensor is used to monitor the rotation of the rotation speed drive motor and send monitoring information For the PLC controller, the monitoring information includes rotational speed information.

Preferably, the detection execution unit further includes a rotation drive motor bracket, a rotation drive coupling, a rotation speed output shaft, a rotation speed transmission shaft and a fastening nut of the tested wheel;

The rotation driving motor is arranged on the rotation driving motor bracket, and the rotation driving motor and the rotation driving motor bracket are both fixedly arranged on the bottom end of the test table, and the rotation driving coupling is used to connect with the rotation driving motor bracket respectively. The output shaft of the rotating drive motor is fixedly connected to the rotational speed output shaft, the other end of the rotational speed output shaft is fixedly connected to the rotational speed transmission shaft through bolts and nuts, and one end of the rotational speed transmission shaft is provided with the measured wheel. The tested wheel is fixed on the rotating speed transmission shaft through the tested wheel fastening nut;

The detection execution unit also includes a rotational speed sensor adapter plate and a rotational speed sensor installation plate, the rotational speed sensor adapter plate is fixedly arranged on the upper end of the test table, and the rotational speed sensor installation plate is arranged on the top of the rotational speed sensor adapter plate. The upper end, the tested rotational speed sensor is arranged on the upper end of the rotational speed sensor mounting plate, and the detection end of the tested rotational speed sensor is opposite to the tested wheel;

The second detection actuator further includes a rotational speed test safety cover, and the rotational speed test safety shield is used to cover the detection execution unit.

Preferably, the third detection actuator includes a temperature sensor mounting plate and a temperature box, the temperature sensor mounting plate is set on the test table, the temperature box is set on the temperature sensor mounting plate, the measured temperature The sensor is arranged in the incubator, and the control module also includes a temperature controller;

The temperature controller is used to adjust and monitor the temperature and temperature change speed in the thermostat, and the measured temperature sensor is used to detect the temperature change in the thermostat.

Preferably, the integrated detection device further includes a parking sensor detection actuator, the parking sensor detection actuator includes a parking sensor adapter plate, a parking sensor mounting plate and a parking rotation shaft, and the parking sensor rotation The connection plate is arranged on the test table, the parking sensor installation board is arranged on the parking sensor adapter board, the parking sensor under test is arranged on the parking sensor installation board, and the parking rotation shaft is arranged on the On the parking sensor to be tested, an angle scale is arranged on the parking sensor mounting plate;

The parking sensor under test is used to detect the rotation angle of the parking rotation shaft and transmit the detected angle information to the PLC controller of the control module.

The embodiment of the present invention also provides a detection method, which is realized by using the above-mentioned sensor integrated detection device, and the detection method includes the following steps:

The control module drives the corresponding detection actuator to perform the target action according to the input detection instruction;

The sensor under test detects the corresponding target action and sends the detection information to the control module, and the detection actuator monitors its own target action and sends the monitoring information to the control module;

The control module compares, analyzes and processes the received detection information and the monitoring information.

Compared with the prior art, the detection method provided by the embodiment of the present invention controls a plurality of detection actuators to perform target actions according to the control module, the sensor under test detects the corresponding target action and sends the detection information to the control module, and the detection actuator monitors Its own target action and monitoring information is sent to the control module, and the control module compares, analyzes and processes the received detection information and monitoring information. And the problems of high production efficiency and high test cost can be obtained by testing multiple sensors at the same time, improving the transmission research and development and production efficiency, and reducing the beneficial effect of test cost.

Description of drawings

Fig. 1 is a functional block diagram of an integrated detection device of a sensor according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of the first structure of an integrated detection device of a sensor according to an embodiment of the present invention.

Fig. 3 is a second structural schematic diagram of an integrated detection device of a sensor according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a third structure of an integrated detection device of a sensor according to an embodiment of the present invention.

Fig. 5 is a flowchart of a detection method according to an embodiment of the present invention.

Explanation of reference signs:

111: sensor integrated detection device; 101: control module; 102: first detection actuator; 103: second detection actuator; 104: third detection actuator; 1: adjustable feet; 2: test table support frame ;3: rotating drive motor; 4: speed sensor adapter board; 5: temperature controller; 6: parking sensor adapter board; 7: parking sensor installation board; 8: tested parking sensor; 9: parking Rotating shaft; 10: speed sensor mounting plate; 11: tested speed sensor; 12: PLC controller; 13: display; 14: test bench control bracket; 15: industrial computer; 16: peripheral operating equipment; 17: speed test safety Shield; 18: fastening nut of the tested wheel; 19: tested wheel; 20: speed transmission shaft; 21: speed output shaft; 22: rotating support flange; 23: displacement drive mechanism bracket; 24: test table; 25 : rotation drive coupling; 26: rotation monitoring sensor; 27: position sensor mounting plate; 28: extension rod; 29: moving plate; 30: moving mechanism supporting tailstock; 31: linear guide rail; 32: position sensor transfer Board; 33: Measured position sensor; 34: Magnet; 35: Slider mechanism; 36: Ball screw pair; 37: Position monitoring sensor; 38: Displacement drive motor; 39: Displacement drive coupling; 40: Electric cabinet ; 41: temperature sensor mounting plate; 42: thermostat; 43: tested temperature sensor; 44: test operator.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

An embodiment of the present invention provides an integrated detection device for sensors, which is used to test the sensors of a wet dual-clutch transmission. The integrated detection device includes a control module and a plurality of detection actuators, and each detection actuator is connected to At least one sensor under test corresponds; the control module is connected to each of the detection actuators, and is used to drive the corresponding detection actuators to perform target actions according to the input detection instructions; the sensor under test is used to detect the corresponding The target moves and sends detection information to the control module, and each detection actuator is also used to monitor the target movement of itself and send the monitoring information to the control module; the control module is also used to Perform comparative analysis and processing on the received detection information and the monitoring information. Therefore, a plurality of sensors can be tested at the same time, which improves the research and development and production efficiency of the transmission, and reduces the test cost.

As shown in Figures 1-4, the integrated detection device 111 of the sensor provided by the embodiment of the present invention, the integrated detection device 111 includes a control module 101, a first detection actuator 102, a measured position sensor 33, a second detection actuator 103 , the tested rotational speed sensor 11 , the third testing actuator 104 , the tested temperature sensor 43 and the tested parking sensor 8 , the control module 101 includes a PLC controller 12 and a temperature controller 5 .

The detection instructions include position detection instructions, rotational speed detection instructions and temperature detection instructions.

The PLC controller 12 is used to drive the first detection actuator 102 to perform a displacement action according to a position detection instruction, and the measured position sensor 33 is used to detect the displacement action and send the detection information to the PLC controller 12, The detection information is displacement information.

Specifically, the integrated detection device 111 also includes a test bench support frame 2, a test bench top 24 and a test bench control bracket 14, the test bench top 24 is fixedly arranged on the test bench top support frame 2, and the test bench top control frame 2 The bracket 14 is fixedly arranged on the upper end of the test table 24, and the bottom of the test table support frame 14 is also provided with adjustable feet 1, through which the levelness of the entire integrated detection device 111 and the test table 24 can be adjusted.

The first detection actuator 102 includes a displacement drive mechanism bracket 23, a displacement drive coupling 39, a displacement drive motor 38, a position monitoring sensor 37, a ball screw pair 36, a moving mechanism support tailstock 30, a linear guide rail 31, a slide Block mechanism 35, moving plate 29, position detection head, position sensor mounting plate 27 and position sensor adapter plate 32, described position detection head includes extension rod 28, bracket (not marked in the figure) and magnet 34, described The ball screw pair 36 includes a lead screw and a nut, and the nut is rotatably connected with the lead screw.

The displacement driving mechanism bracket 23 is arranged on the test table 24, the displacement driving motor 38, the moving mechanism supporting tailstock 30, and the linear guide rail 31 are fixedly arranged on the displacement driving mechanism bracket 23, and the moving The mechanism support tailstock 30 is used to fixedly support the ball screw pair 36, the displacement drive coupling 39 is used to be fixedly connected with the output shaft of the displacement drive motor 38 and the lead screw respectively, and the nut and The moving plate 29 is fixedly connected, the moving plate 29 is fixedly connected with the slider mechanism 35, and the slider mechanism 35 is slidably arranged on the linear guide rail 31; the extension rod 28 is vertically arranged on the The bottom end of the moving plate 29, the bracket is arranged on the bottom end of the extension rod 28, and the magnet 34 is carried on the bracket; the position sensor adapter plate 32 is fixedly arranged on the test table 24 , the position sensor mounting plate 27 is disposed on the position sensor adapter plate 32 , and the measured position sensor 33 is disposed on the position sensor mounting plate 27 and corresponds to the magnet 34 . The position monitoring sensor 37 is arranged at the output end of the displacement driving motor 38 , and the output end of the displacement driving motor 38 refers to the end where the output shaft of the displacement driving motor 38 is located.

The integrated detection device 111 also includes a display 13, and the control module also includes a peripheral operating device 16 and an industrial computer 15, the industrial computer 15 is electrically connected to the PLC controller 12, and the peripheral operating device 16 includes a mouse and a keyboard.

The specific process of detecting the position sensor 33 under test is as follows:

The test operator 44 inputs the rotational speed and steering requirements into the industrial computer 15 through the keyboard and mouse, and the industrial computer 15 converts the obtained rotational speed and steering requirements into position detection instructions and sends them to the PLC controller 12, and the PLC controller 12 drives the displacement drive motor 38 rotates according to the speed and steering requirements, and drives the screw of the ball screw pair 36 to rotate, so that the nut in the ball screw pair 36 drives the moving plate 29 arranged on the slider mechanism 35 to make a linear motion on the linear guide rail 31 , and further drive the extension rod 28 installed on the moving plate 29 and the bracket and the magnet 34 arranged on the extension rod 28 to move linearly. Making the magnet 34 move linearly is the target action performed by the first detection actuator 102 .

Wherein, the position monitoring sensor 37 is used to monitor the rotation of the displacement driving motor 38 and send the monitoring information to the PLC controller 12, and the monitoring information is displacement information. For example, the position monitoring sensor 37 can obtain the displacement of the magnet 34 in the moving plate 29 by detecting the number of rotations of the output shaft of the displacement driving motor 38 and the size parameters of the ball screw pair 36, and the specific detection method is not limited. here.

By setting the positional relationship between the magnet 34 and the measured position sensor 33 to meet their positional relationship in the transmission, that is, the relative position of the magnet 34 and the measured position sensor 33 is set according to the corresponding positional relationship in the transmission, and the magnet 34 moves Finally, the measured position sensor 33 also sends the measured position information to the PLC controller 12, and the PLC controller 12 processes the position information detected by the position monitoring sensor 37 and the measured position sensor 33 respectively and then sends it to the industrial computer 15. The industrial computer 15 stores and compares and analyzes the received position information data, compares and analyzes the position information data detected by the position monitoring sensor 37 and the position information data detected by the measured position sensor 33, and displays the 13, the performance status of the measured position sensor 33 can be intuitively obtained.

In the process of detecting the measured position sensor 33, the displacement drive motor 38 drives the rolling screw pair 36 to rotate, and the rotation of the screw is converted into a linear reciprocating motion of the slider mechanism 35 on the linear guide rail 31, thereby driving The extension rod 28 and the magnet 34 move, and by controlling the rotating speed and the steering of the displacement drive motor 38, the extension rod 28 simulates the moving state of the synchronizer fork rod in the transmission. To measure the reliability of the detection by the position sensor 33.

Further, the extension rod 28 is fixed on the moving plate 29 by bolts, the extension rod 28 is easy to replace, and the moving plate 29 which is relatively expensive and difficult to replace can be avoided, thus reducing the cost and improving the integrated detection device. maintainability.

In the embodiment of the present invention, the PLC controller 12 is also used to drive the second detection actuator 103 to perform a rotation action according to the rotation speed detection instruction, and the detected rotation speed sensor 11 is used to detect the rotation action and The detection information is sent to the PLC controller 12, the detection information includes rotational speed information.

The second detection actuator 103 includes a detection execution unit and a speed test safety shield 17, and the detection execution unit includes a rotation drive motor 3, a rotation drive motor bracket (not shown in the figure), a rotation drive coupling 25, a rotation drive Monitoring sensor 26, rotational speed output shaft 21, rotational speed transmission shaft 20, rotational support flange 22, measured wheel 19, measured wheel fastening nut 18, rotational speed sensor adapter plate 4 and rotational speed sensor mounting plate 10.

The rotation driving motor 3 is arranged on the rotation driving motor bracket, and the rotation driving motor bracket is fixedly arranged on the bottom end of the test table 24, so as to fix and carry the rotation driving motor 3, and the rotation driving coupling The device 25 is used to be fixedly connected with the output shaft of the rotating drive motor 3 and the rotation speed output shaft 21 respectively, and one end of the rotation speed transmission shaft 20 is sleeved with the tested wheel 19, and the tested wheel 19 passes through The measured wheel fastening nut 18 is fixed on the rotational speed transmission shaft 20 , and the rotational speed support flange 22 is used to support the rotational speed output shaft 21 . Wherein, the flange on the rotational speed output shaft 21 is fixedly connected with the flange on the rotational speed transmission shaft 20 through bolts and nuts, and the rotational speed transmission shaft 20 is provided with a screw thread at one end of the tested wheel 19, by tightening the tested wheel The fastening nut 18 presses the tested wheel 19 against the installation surface of the rotational speed transmission shaft 20 .

The rotational speed sensor adapter plate 4 is fixedly arranged on the upper end of the test table 24, the rotational speed sensor mounting plate 10 is arranged on the upper end of the rotational speed sensor adapter plate 4, and the tested rotational speed sensor 11 is arranged on the The speed sensor is mounted on the upper end of the plate 10 , and the detection end of the tested speed sensor 11 is opposite to the tested wheel 19 .

The specific process of detecting the tested rotational speed sensor 11 is as follows:

The test operator 44 inputs the rotational speed and steering requirements into the industrial computer 15 through the keyboard and mouse, and the industrial computer 15 converts the obtained rotational speed and steering requirements into rotational speed detection instructions and sends them to the PLC controller 12, and the PLC controller 12 drives the rotational speed drive motor 3. Rotate according to the speed and steering requirements, drive the speed output shaft 21 to rotate through the rotation drive coupling 25, and the speed output shaft 21 drives the speed transmission shaft 20 to rotate, and then drive the tested wheel 19 fixed on the speed transmission shaft 20 to rotate according to the speed and rotation speed. Turn to Demand Turn. The rotation of the tested wheel 19 according to the rotation speed and steering requirements is the target action performed by the second detection actuator 103 .

Wherein, the rotation monitoring sensor 26 is arranged on the output end of the said rotational speed drive motor 3, and said rotation monitoring sensor 26 is used for monitoring the rotation of said rotational speed drive motor 3 and sending monitoring information to said PLC controller 12, said The monitoring information includes rotational speed information. The output end of the rotational speed driving motor 3 refers to the end where the output shaft of the rotational speed driving motor 3 is located.

By setting the positional relationship between the tested wheel 19 and the tested rotational speed sensor 11 to meet its positional relationship in the transmission, that is, the measured wheel 19 and the tested rotational speed sensor 11 carry out relative positional settings according to their positional relationship in the transmission, When the rotational speed driving motor 3 drives the tested wheel 19 to rotate, the measured rotational speed sensor 11 detects the rotation of the tested wheel 19, and sends the obtained rotational speed information to the PLC controller 12, and the PLC controller 12 rotates The speed information detected by the monitoring sensor 26 and the measured speed sensor 11 is processed and then sent to the industrial computer 15. The industrial computer 15 stores and compares the received speed information, and displays the comparative analysis results on the display 13. The real-time display enables the test operator 44 to observe the test process in real time, obtain the performance status of the tested rotational speed sensor 11 intuitively, and discover abnormal phenomena in time.

In addition, the rotational speed test safety shield 17 is covered on the detection execution unit. During the high-speed speed detection process, the structure related to the rotation has a large noise, and there will be a hidden danger of loosening and throwing out at high speeds. By installing the speed test safety shield, the noise can be effectively reduced and the test operator can be avoided. 44 safety accidents caused by being injured by objects thrown loose, improving the safety of the integrated detection device 111 during testing.

In addition, in the detection of the tested rotational speed sensor 11, on the one hand, the rotational speed transmission shaft 20 is fixedly connected to the rotational speed output shaft 21 through bolts and nuts, which is convenient for replacement and avoids the rotational speed output shaft 21 with high replacement cost and difficulty. It saves cost and is convenient for installation, disassembly and replacement; on the other hand, the tested wheel 19 is pressed and fixed on the speed transmission shaft 20 by nut tightening, which can further reduce the replacement of the speed transmission shaft 20 and further facilitate the tested wheel. 19 disassembly and installation.

In the embodiment of the present invention, the temperature controller 5 is used to drive the third detection actuator 104 to control the temperature change according to the temperature detection instruction; the measured temperature sensor 43 is used to detect the temperature change and Send detection information to the PLC controller 12, the detection information includes temperature information.

The third detection actuator 104 includes a temperature sensor mounting plate 41 and a thermostat 42, the temperature sensor mounting plate 41 is arranged on the test table 24, the thermostat 42 is disposed on the temperature sensor mounting plate 41, the The measured temperature sensor 43 is arranged in the thermostat 42 .

When the measured temperature sensor 43 is tested, the measured temperature sensor 43 is placed on the incubator 42, and the test operator 44 regulates the temperature and temperature change speed in the incubator 42 through the temperature controller 5. The temperature controller 5 comes with Temperature monitoring and display functions, and input the temperature control signal to the industrial computer 15 after being processed by the PLC controller 12 . The measured temperature sensor 43 is used to detect the temperature change in the incubator 42, and transmits the detected temperature information to the PLC controller 12, and sends it to the industrial computer 15 after being processed by the PLC controller 12, and the industrial computer 15 store, compare, analyze and process the temperature information monitored by the temperature controller 5 itself and the temperature information detected by the measured temperature sensor, and display the analysis results in real time on the display 13, so that the test operator 44 can observe the test process in real time, Analyze the usage of the temperature sensor 43 under test, and find abnormal phenomena in time. Controlling the temperature change in the thermostat 42 is the target action performed by the third detection actuator 104 .

In the embodiment of the present invention, the integrated detection device 111 also includes a parking sensor detection actuator, and the parking sensor actuator includes a parking sensor adapter plate 6 , a parking sensor mounting plate 7 and a parking rotation shaft 9 , the parking sensor adapter plate 6 is set on the test table 24, the parking sensor mounting plate 7 is set on the parking sensor adapter plate 6, and the parking sensor mounting plate 7 is provided with the tested The parking sensor 8 , the parking rotation shaft 9 is arranged on the measured parking sensor 8 , and the parking sensor mounting plate 7 is provided with an angle scale. The parking rotating shaft 9 simulates the parking shaft in the transmission and is placed on the rotor structure of the parking sensor 8 under test. The parking sensor 8 under test obtains the rotation angle information by detecting the rotation of the rotor structure.

The measured parking sensor 8 is used to detect the rotation angle of the parking rotating shaft 9 and transmit the detected angle information to the PLC controller 12 of the control module 101, and the PLC controller 12 transmits the angle information After processing, it is sent to the industrial computer 15 for storage; and the test operator 44 obtains the rotation angle of the parking rotating shaft 9 according to the angle scale on the parking sensor mounting plate 7 and enters the industrial computer 15, and the industrial computer 15 pairs of test The angle information manually acquired by the operator 44 and the angle information acquired by the parking sensor 8 under test are analyzed and processed, and the analysis results are displayed on the display 13 .

The integrated detection device 111 also includes an electric cabinet 40 for power supply.

Further, when using the integrated detection device 111 to detect the sensors in different wet dual-clutch transmissions, due to the high processing cost of the test table 24, high precision requirements, and difficult replacement, by using the position sensor mounting plate 27, the position sensor The adapter plate 32, the rotational speed sensor mounting plate 10, the rotational speed sensor adapter plate 4, the temperature sensor mounting plate 41, the parking sensor mounting plate 7 and the parking sensor adapter plate 6 avoid the need for different sensors on the test table 24. For the problem of processing different mounting holes, just replace the sensor mounting plate and process the mounting holes in the sensor adapter plate to test different sensors, increase the service life and performance of the test table 24, and improve the versatility of the integrated detection device. At the same time, the processing cost and replacement cost of the test table 24 are reduced.

By integrating the test of each sensor into an integrated detection device, it is convenient for the tester to operate, and the tester can independently complete the operation process of parts replacement, test operation, data monitoring, etc., reducing the labor cost of the test process.

In addition, the integrated detection device 111 of the sensor in the embodiment of the present invention can realize simultaneous testing of the tested speed sensor 11, the tested position sensor 33 and the tested temperature sensor 43 through the operation of the test operator 44 on the industrial computer 15, and the Simultaneous real-time display of test results and comparative analysis results improves the test efficiency of transmission sensors, thereby improving the efficiency of research and development and production of transmissions. The structure design is simple, the cost is reduced, the versatility is high, and the detection results are reliable.

The integrated detection device of the sensor in the embodiment of the present invention integrates a plurality of detection actuators for detecting the rotational speed sensor, the position sensor, the temperature sensor and the parking sensor, and simulates the installation state of each sensor in the wet dual-clutch transmission, Realizing the detection of multiple sensors in the wet dual-clutch transmission greatly improves the generalization of the detection device, greatly improves the transmission research and development and production efficiency, reduces the test cost, and improves the reliability of the detection results.

As shown in Figure 5, the embodiment of the present invention also provides a detection method, which is realized by using the above-mentioned sensor integrated detection device, and the detection method includes the following steps:

Step S1, the control module drives the corresponding detection actuator to execute the target action according to the input detection instruction.

Step S2, the sensor under test detects the corresponding target action and sends the detection information to the control module, and the detection actuator monitors the target action of itself and sends the monitoring information to the control module.

Step S3, the control module compares and analyzes the received detection information and the monitoring information.

Therefore, a plurality of sensors can be tested at the same time, which improves the research and development and production efficiency of the transmission, and reduces the test cost.

The above description is a preferred embodiment of the present invention, and it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also considered Be the protection scope of the present invention.

Claims (14)

1. An integrated detection device for a sensor, characterized in that the integrated detection device includes a control module and a plurality of detection actuators, each of which is corresponding to at least one detected sensor, and the detection actuator And the corresponding tested sensor is set to meet the installation state of each sensor in the transmission, and the tested sensor includes a tested position sensor, a tested speed sensor, a tested temperature sensor and a tested parking sensor; The control module is connected to each of the detection actuators, and is used to drive the corresponding detection actuators to perform target actions according to the input detection instructions; the sensor under test is used to detect the corresponding target actions and detect The information is sent to the control module, and each of the detection actuators is also used to monitor the target action of itself and send the monitoring information to the control module; the control module is also used to check the received detection The information and the monitoring information are compared and analyzed. 2. The sensor integrated detection device according to claim 1, wherein the detection instruction includes a position detection instruction, and the plurality of detection actuators include a first detection actuator, and the first detection actuator The corresponding measured sensor is the measured position sensor; The control module is used to drive the first detection actuator to perform a displacement action according to the position detection instruction; the measured position sensor is used to detect the displacement action and send detection information to the control module, the The detection information includes displacement information. 3. The sensor integrated detection device according to claim 1, characterized in that, the detection instruction includes a rotation speed detection instruction, and the plurality of detection actuators include a second detection actuator, and the second detection actuator The corresponding tested sensor is the tested rotational speed sensor; The control module is used to drive the second detection actuator to perform a rotation action according to the rotation speed detection instruction; the detected rotation speed sensor is used to detect the rotation action and send detection information to the control module, the The detection information includes rotational speed information. 4. The sensor integrated detection device according to claim 1, wherein the detection instruction includes a temperature detection instruction, and the plurality of detection actuators include a third detection actuator, and the third detection actuator The corresponding measured sensor is the measured temperature sensor; The control module is used to drive the third detection actuator to control temperature changes according to the temperature detection instruction; the measured temperature sensor is used to detect the temperature changes and send detection information to the control module, the The detection information includes temperature information. 5. The integrated detection device of sensor as claimed in claim 1, is characterized in that, described integrated detection device also comprises test table support frame, test table and test table control support, and described test table is fixedly arranged on described test table On the support frame, the test bench control bracket is fixedly arranged on the top of the test bench; The bottom of the test table support frame is also provided with adjustable feet. 6. The integrated detection device of the sensor as claimed in claim 2, characterized in that, the first detection actuator comprises a displacement drive motor, a ball screw pair, a moving plate and a position detection head, and the position detection head is arranged on On the moving board, the measured position sensor is set corresponding to the position detection head; the control module includes a PLC controller; The displacement drive motor is used to drive the moving plate and the position detection head to perform reciprocating linear motion through the ball screw pair when rotating, and the measured position sensor is used to detect the displacement of the position detection head and Send the detected displacement information to the PLC controller. 7. The sensor integrated detection device according to claim 6, wherein the first detection actuator further comprises a position monitoring sensor, the position monitoring sensor is arranged at the output end of the displacement drive motor, and the The position monitoring sensor is used to monitor the rotation of the displacement drive motor and send monitoring information to the PLC controller, the monitoring information including displacement information. 8. The integrated detection device of the sensor according to claim 7, wherein the first detection actuator comprises a displacement drive mechanism bracket, a displacement drive coupling, a moving mechanism supporting tailstock, a linear guide rail and a slider mechanism , the ball screw pair includes a lead screw and a nut, and the nut is rotatably connected to the lead screw; The displacement driving mechanism bracket is arranged on the test table, the displacement driving motor, the moving mechanism supports the tailstock, and the linear guide rail is fixedly arranged on the displacement driving mechanism bracket, and the moving mechanism supports the tailstock for The ball screw pair is fixedly supported, the displacement drive coupling is used to be fixedly connected with the output shaft of the displacement drive motor and the lead screw respectively, the nut is fixedly connected with the moving plate, and the moving plate It is fixedly connected with the slider mechanism, and the slider mechanism is slidably arranged on the linear guide rail; The position detection head includes an extension rod, a bracket and a magnet, the extension rod is vertically arranged at the bottom end of the moving plate, the bracket is arranged at the bottom end of the extension rod, and the bracket The magnet is carried on it; The first detection actuator also includes a position sensor mounting plate and a position sensor adapter plate, the position sensor adapter plate is fixed on the test table, and the position sensor mounting plate is arranged on the position sensor adapter On the board, the measured position sensor is arranged on the position sensor mounting board and corresponds to the magnet. 9. The sensor integrated detection device according to claim 3, characterized in that, the second detection execution mechanism includes a detection execution unit, and the detection execution unit includes a rotation drive motor, and the rotation drive motor is provided with a A measuring wheel, the measured wheel is set correspondingly to the measured speed sensor; The rotating drive motor is used to drive the tested wheel to rotate when rotating, and the tested rotational speed sensor is used to detect the rotational speed of the tested wheel and send the detected rotational speed information to the PLC control of the control module device. 10. The sensor integrated detection device according to claim 9, characterized in that, the detection execution unit further comprises a rotation monitoring sensor, the rotation monitoring sensor is arranged at the output end of the rotational speed drive motor, and the rotation monitoring The sensor is used to monitor the rotation of the rotating speed drive motor and send monitoring information to the PLC controller, the monitoring information includes rotating speed information. 11. The integrated detection device of the sensor according to claim 10, characterized in that, the detection execution unit also includes a rotating drive motor bracket, a rotating drive coupling, a rotational speed output shaft, a rotational speed transmission shaft, and a fastened wheel to be tested. nut; The rotation driving motor is arranged on the rotation driving motor bracket, and the rotation driving motor and the rotation driving motor bracket are both fixedly arranged on the bottom end of the test table, and the rotation driving coupling is used to connect with the rotation driving motor bracket respectively. The output shaft of the rotating drive motor is fixedly connected to the rotational speed output shaft, the other end of the rotational speed output shaft is fixedly connected to the rotational speed transmission shaft through bolts and nuts, and one end of the rotational speed transmission shaft is provided with the measured wheel. The tested wheel is fixed on the speed transmission shaft through the tested wheel fastening nut; The detection execution unit also includes a rotational speed sensor adapter plate and a rotational speed sensor installation plate, the rotational speed sensor adapter plate is fixedly arranged on the upper end of the test table, and the rotational speed sensor installation plate is arranged on the top of the rotational speed sensor adapter plate. The upper end, the tested rotational speed sensor is arranged on the upper end of the rotational speed sensor mounting plate, and the detection end of the tested rotational speed sensor is opposite to the tested wheel; The second detection actuator further includes a rotational speed test safety cover, and the rotational speed test safety shield is used to cover the detection execution unit. 12. The integrated detection device of the sensor according to claim 4, wherein the third detection actuator comprises a temperature sensor mounting plate and a thermostat, the temperature sensor mounting plate is arranged on the test table, and the temperature sensor The box is set on the temperature sensor mounting plate, the measured temperature sensor is set in the temperature box, and the control module also includes a temperature controller; The temperature controller is used to adjust and monitor the temperature and temperature change speed in the thermostat, and the measured temperature sensor is used to detect the temperature change in the thermostat. 13. The integrated detection device of sensor as claimed in claim 1, is characterized in that, described integrated detection device also comprises parking sensor detection actuator, and described parking sensor detection actuator comprises parking sensor adapter plate, parking The car sensor mounting plate and the parking rotation shaft, the parking sensor adapter plate is arranged on the test table, the parking sensor mounting plate is arranged on the parking sensor adapter plate, the parking sensor mounting plate A tested parking sensor is provided, the parking rotation shaft is set on the tested parking sensor, and an angle scale is provided on the parking sensor mounting plate; The parking sensor under test is used to detect the rotation angle of the parking rotation shaft and transmit the detected angle information to the PLC controller of the control module. 14. a detection method, is characterized in that, adopts the integrated detection device of sensor as claimed in claim 1 to realize, described detection method comprises the following steps: The control module drives the corresponding detection actuator to perform the target action according to the input detection instruction; The sensor under test detects the corresponding target action and sends the detection information to the control module, and the detection actuator monitors its own target action and sends the monitoring information to the control module; The control module compares, analyzes and processes the received detection information and the monitoring information.