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CN-122017555-A - Test fixture of motor production line

CN122017555ACN 122017555 ACN122017555 ACN 122017555ACN-122017555-A

Abstract

A testing tool for a motor production line belongs to the technical field of industrial automation testing. The intelligent control system comprises a main control MCU unit, an input interaction module and a man-machine interaction output module, wherein the input interaction module comprises a key operation circuit and a CAN transceiver circuit, the key operation circuit comprises a stop control circuit, a forward rotation control circuit, a reverse rotation control circuit and a one-key calibration circuit, the CAN transceiver circuit is in communication connection with a motor controller, the man-machine interaction output module comprises a serial screen circuit, a buzzer circuit and an indication circuit, the serial screen circuit is connected with a liquid crystal display screen, the liquid crystal display screen is used for displaying motor states and test data in real time and displaying error information when the motor is abnormal, and the buzzer circuit and the indication circuit are used for instant operation feedback and fault alarm. The method has the advantages of remarkably improving the detection efficiency of the production line, enhancing the fault diagnosis and quality control capability, optimizing the operation experience and interaction, and improving the test stability and safety.

Inventors

  • FAN ZHIMING
  • HU WEI

Assignees

  • 苏州飞越动力科技有限公司

Dates

Publication Date
20260512
Application Date
20260211

Claims (9)

  1. 1. The motor production line testing tool is characterized by comprising a main control MCU unit, an input interaction module and a man-machine interaction output module, wherein the input interaction module and the man-machine interaction output module are connected with the main control MCU unit, the input interaction module comprises a key operation circuit and a CAN receiving and transmitting circuit, the key operation circuit comprises a stop control circuit, a forward rotation control circuit, a reverse rotation control circuit and a one-key calibration circuit aiming at a motor, the CAN receiving and transmitting circuit is in communication connection with a motor controller and is used for acquiring motor operation parameters, the man-machine interaction output module comprises a serial screen circuit, a buzzer circuit and an indication circuit, the serial screen circuit is connected with a liquid crystal display screen, the liquid crystal display screen is used for displaying motor states and test data in real time, the test data comprise motor temperatures acquired through a CAN interface, temperature values acquired through a thermistor and standby current values acquired through a current sensor, the buzzer circuit and the indication circuit are used for providing instant sound feedback during operation and performing fault alarming when the motor is abnormal, and the abnormality comprises motor abnormality, encoder abnormality, control abnormality and system abnormality.
  2. 2. The test fixture of the motor production line according to claim 1, wherein the main control MCU unit comprises a singlechip U1, a crystal oscillator circuit and a reset circuit, the singlechip U1 adopts an N32G455CCL7, the reset circuit comprises resistors R8 and R10, a diode D4, a capacitor C17 and a reset key SW5, the reset key SW5 adopts a TS665CJ, one end of the resistor R8 is connected with a +3.3V direct current power supply, the other end of the resistor R8, one end of the resistor R10 and one end of the capacitor C17 are connected with a pin 7 of the singlechip U1, the other end of the resistor R10 is connected with an anode of the diode D4, a cathode of the diode D4 is connected with a pin 2 of the reset key SW5, a pin 3 of the reset key SW5 and the other end of the capacitor C17 are connected with the ground, and the reset key SW5 is used for resetting the system to clear the current state.
  3. 3. The tool for testing a motor production line according to claim 2, wherein the key operation circuit comprises a stop control circuit, a forward rotation control circuit, a reverse rotation control circuit and a key calibration circuit, the stop control circuit comprises resistors R1 and R4, a diode D1, a capacitor C3 and a stop key SW2, one end of the resistor R1, one end of the resistor R4 and one end of the capacitor C3 are connected with a pin 13 of the single chip microcomputer U1 together, the other end of the resistor R4 is connected with an anode of the diode D1, and a cathode of the diode D1 is connected with a pin 2 of the stop key SW 2; the positive rotation control circuit comprises a resistor R2, R5, a diode D2, a capacitor C8 and a positive rotation pressing key SW3, wherein one end of the resistor R2 and one end of the resistor R5 and one end of the capacitor C8 are connected with the 12 pin of the singlechip U1 together, the other end of the resistor R5 is connected with the negative electrode of the diode D2, the positive electrode of the diode D2 is connected with the 2 pin of the positive rotation pressing key SW3, the reverse rotation control circuit comprises resistors R3, R6, a diode D3, a capacitor C4 and a reverse rotation button SW4, one end of the resistor R3 and one end of the resistor R6 and one end of the capacitor C4 are connected with the 14 pin of the singlechip U1 together, the other end of the resistor R6 is connected with the positive electrode of the diode D3, the negative electrode of the diode D3 is connected with the 2 pin of the reverse rotation button SW4, the one-key calibration circuit comprises resistors R9, R11, a diode D5, a capacitor C18 and a calibration button SW6, one end of the resistor R9 and one end of the other end of the capacitor C18 are connected with the 11 pin of the singlechip U1 together, one end of the other end of the resistor R11 and the other end of the capacitor C18 are connected with the other end of the capacitor C4 and the other end of the capacitor C4 are connected with the positive electrode of the capacitor C3, and the other end of the capacitor C3 is connected with the capacitor C3, and the other end of the resistor C2, and the other end of the capacitor C3 is connected with the other end of the resistor C3 and the other end of the resistor C3 is connected with the resistor C3 and the other end of the resistor C3 The other end of the capacitor C18, the 3 pin of the stop key SW2, the 3 pin of the forward rotation key SW3, the 3 pin of the reverse rotation key SW4 and the 3 pin of the calibration key SW6 are commonly grounded, the stop key SW2, the forward rotation key SW3, the reverse rotation key SW4 and the calibration key SW6 all adopt TS665CJ, wherein the calibration key SW6 is used for starting a motor calibration program and enabling a motor, the forward rotation key SW3 starts forward rotation of the motor, the reverse rotation key SW6 starts reverse rotation of the motor, and the stop key SW2 enables the motor to stop running.
  4. 4. The test fixture of the motor production line of claim 2, wherein the BUZZER circuit comprises resistors R12-R14, a diode D6, a triode Q1 and a BUZZER BUZZER1, one end of the resistor R13 is connected with a 38 pin of the singlechip U1, the other end of the resistor R13 is connected with one end of the resistor R14 and a base electrode of the triode Q1, a collector electrode of the triode Q1 is connected with an anode of the diode D6 and one pin of the BUZZER BUZER 1, the other pin of the BUZZER BUZER 1 is connected with one end of the resistor R12, the other end of the resistor R12 is commonly connected with a +5V direct current power supply with a cathode of the diode D6, and the other end of the resistor R14 is commonly grounded with an emitter electrode of the triode Q1.
  5. 5. The test fixture of the motor production line of claim 2, wherein the indication circuit comprises a power indication circuit and a signal indication circuit, the power indication circuit comprises a Light Emitting Diode (LED) 1 and a resistor R15, one end of the resistor R15 is connected with a +3.3V direct current power supply, the other end of the resistor R15 is connected with the anode of the LED1, the cathode of the LED1 is grounded, the signal indication circuit comprises a resistor R16 and a LED2, one end of the resistor R16 is connected with the 15 pin of the singlechip U1, the other end of the resistor R16 is connected with the anode of the LED2, and the cathode of the LED2 is grounded.
  6. 6. The test fixture of a motor production line according to claim 2, wherein: the CAN receiving and transmitting circuit comprises a Amass connector U6, a dial switch SW7, a resistor 19, a CAN interface chip U5, fuses F1 and F2 and a bidirectional transient voltage suppression diode D7, wherein the Amass connector U6 adopts XT30PW (2+2) -M.G.B, the dial switch SW7 adopts DSIC01LS-P, the CAN interface chip U5 adopts SIT1042AQTK/3, the fuse F1 adopts pSMD010, the fuse F2 adopts nSMD010, the bidirectional transient voltage suppression diode D7 adopts BST23C242V, the Amass connector U6 is used for connecting a motor to be tested, the 1 pin of the Amass connector U6 is connected with a +35V direct current power supply, one end of the 3 pin and one end of the resistor R19 are commonly connected with the 2 pin of the fuse F2, the 1 pin of the fuse F2 and the 1 pin of the bidirectional transient voltage suppression diode D7 are commonly connected with the 6 pin of the CAN interface chip U5, the other end of the resistor R19 is connected with one end of a dial switch SW7, the other end of the dial switch SW7 is connected with the pin 4 of a Amass connector U6 together with the pin 2 of a fuse F1, the pin 1 of the fuse F1 and the pin 2 of a bidirectional transient voltage suppression diode D7 are connected with the pin 7 of a CAN interface chip U5 together, the pin 1 of the CAN interface chip U5 is connected with the pin 26 of the singlechip U1, the pin 4 of the CAN interface chip U5 is connected with the pin 25 of the singlechip U1, the pin 3 of the CAN interface chip U5 is connected with a +5V direct current power supply, the pin 5 of the CAN interface chip U5 is connected with a +3V direct current power supply, and the pins 2, 8 and 9 of the CAN interface chip U5, the pin 2 of the connector U6 and the pin 3 of the bidirectional transient voltage suppression diode D7 are connected with the ground together.
  7. 7. The test fixture of the motor production line of claim 2, wherein the serial screen circuit comprises a pin H2, the pin H2 adopts PH1250-WT-04, 1 pin of the pin H2 is connected with +5V direct current power supply, 2 pin is connected with 31 pin of the single chip microcomputer U1, 3 pin is connected with 30 pin of the single chip microcomputer U1, 4 pin is grounded, and the pin H2 is connected with the liquid crystal display in an inserting mode.
  8. 8. The motor production line testing tool of claim 1, further comprising a power management module, wherein the power management module comprises a first power conversion circuit and a second power conversion circuit, the first power conversion circuit is used for converting +35V direct current power into +5V direct current power, and the second power conversion circuit is used for converting the +5V direct current power into +3.3V direct current power.
  9. 9. The test fixture of the motor production line of claim 1, further comprising a program programming port, wherein the program programming port is connected with the main control MCU unit.

Description

Test fixture of motor production line Technical Field The invention belongs to the technical field of industrial automation testing, and particularly relates to a testing tool for a motor production line. Background In the modern motor manufacturing production line, accurate calibration and performance detection of a finished motor are key links for guaranteeing product quality. At present, a special automatic test tool is generally adopted on a production line to detect a motor, and the tool is generally connected with a motor to be tested through an electric interface, a signal acquisition module and a mechanical clamp to realize measurement and calibration of key parameters such as rotating speed, torque, current, vibration and noise. However, the existing test tool has significant limitations in practical application, namely limited number of hardware interfaces and signal channel capacity of the tool, limited number of motors which can be connected and tested at one time, low overall detection efficiency of the production line, and becomes one of main bottlenecks restricting the improvement of production beats. In particular, in the production climbing or batch delivery stage, the motor detection link is often seriously backlogged, and the integral production and delivery cycle of the production line is seriously influenced. In addition, the existing single-station test mode also has the problems of low equipment utilization rate, large occupied area, frequent manual intervention and the like. Although parallel testing can be realized by copying a plurality of sets of tools, hardware cost is increased exponentially, production line layout is complicated, and centralized management and synchronous analysis of test data and calibration instructions are difficult to realize. Therefore, on the premise of not remarkably increasing hardware cost and space occupation, the interface limitation of the existing test tool is broken through, parallel, efficient and collaborative detection of a single tool on multiple motors is realized, and the technical problem to be solved is urgent to improve the overall efficiency and the intelligent level of the motor production line. To this end, the inventors have advantageously devised that the technical solutions described below are created in this context. Disclosure of Invention The invention aims to provide a testing tool for a motor production line, which can remarkably improve the detection efficiency of the production line, enhance the fault diagnosis and quality control capability and optimize the operation experience and interaction. The invention aims to achieve the purpose of a motor production line testing tool, which comprises a main control MCU unit, an input interaction module and a man-machine interaction output module, wherein the input interaction module and the man-machine interaction output module are connected with the main control MCU unit, the input interaction module comprises a key operation circuit and a CAN (controller area network) receiving and sending circuit, the key operation circuit comprises a stop control circuit, a forward control circuit, a reverse control circuit and a one-key calibration circuit which are specific to a motor, the CAN receiving and sending circuit is in communication connection with a motor controller and is used for acquiring motor operation parameters, the man-machine interaction output module comprises a serial screen circuit, a buzzer circuit and an indication circuit, the serial screen circuit is connected with a liquid crystal display, the liquid crystal display is used for displaying motor states and test data in real time, the test data comprise motor temperatures acquired through a CAN interface, temperature values acquired through a thermistor and standby current values acquired through a current sensor, the buzzer circuit and the indication circuit are used for providing instant sound feedback during operation and performing fault alarming when the motor is abnormal, and the abnormality comprises motor abnormality, encoder abnormality, control abnormality and system abnormality. In a specific embodiment of the present invention, the main control MCU unit includes a single chip microcomputer U1, a crystal oscillator circuit and a reset circuit, where the single chip microcomputer U1 adopts an N32G455CCL7, the reset circuit includes resistors R8, R10, a diode D4, a capacitor C17 and a reset key SW5, the reset key SW5 adopts a TS665CJ, one end of the resistor R8 is connected to a +3.3v dc power supply, the other end of the resistor R8, one end of the resistor R10 and one end of the capacitor C17 are connected to a pin 7 of the single chip microcomputer U1, the other end of the resistor R10 is connected to an anode of the diode D4, a cathode of the diode D4 is connected to a pin 2 of the reset key SW5, the pin 3 of the reset key SW5 and the other end of the capacitor C17 are connected to ground, and the reset ke