A high-precision encoder automatic detection system

Abstract

The present invention discloses an automatic detection system for high-precision encoders, which is applied in the field of encoder technology. The present invention provides a detection mechanism and an inspection system. The replacement component can support and position the positioning component and facilitate the positioning of the high-precision encoder. The positioning component can position the high-precision encoder to be detected inside the replacement component, which facilitates the switching mechanism to detect the high-precision encoder. The connecting component can facilitate the installation of the high-precision encoder to be detected on the positioning component, and facilitates the high-precision encoder to connect the required data lines. The inspection system can operate and control the required switching mechanism and detection mechanism. The control center can process the data transmitted by the rotation detection module, the current detection module and the replacement module, and transmit the processed data to the replacement module, which facilitates the replacement module to replace the high-precision encoder to be replaced and detected in real time.

Description

Technical Field

[0001] The invention belongs to the technical field of encoders, and in particular relates to a high-precision encoder automatic detection system. Background Art

[0002] A high-precision encoder is a device that compiles and converts signals or data into signal forms that can be used for communication, transmission, and storage. For the detection of high-precision encoders, the servo motor speed detection and current flow test will be performed on the high-precision encoders.

[0003] At present, the Chinese invention with publication number CN115727891A discloses an automatic detection device and detection method for an absolute value encoder. This invention relates to the field of encoder detection technology and discloses an automatic detection device and detection method for an absolute value encoder, including a detection device, the detection device comprising: a base, an industrial computer is arranged on the top of which; an adjustable power supply is arranged on the top of the industrial computer, and a support frame is arranged between the adjustable power supply and the industrial computer; a motor is arranged on the top of the base, and the output shaft of the motor is connected to a coupling; an encoder is arranged on the coupling; a control box is arranged on the top of the base; the absolute value encoder automatic detection device adopts a new absolute value encoder automatic detection technology to detect the domestic absolute value encoder with a maximum of 25 bits. At the same time, in order to adapt to the rapid development of encoders, this technology has been expanded to support 63-bit encoder detection, meeting the future encoder detection technology requirements; realizing a high degree of integration of detection technology, and can simultaneously support the detection of absolute value encoders of various protocols on the market.

[0004] The existing high-precision encoder automatic detection system has the following disadvantages when used:

[0005] The structure for detecting the encoder required for the fast rotating ring is missing, so it is not convenient to quickly detect the current and speed of the encoder separately. Summary of the Invention

[0006] The purpose of the present invention is to provide an existing high-precision encoder automatic detection system, which has the following advantages:

[0007] It has a structure for detecting the encoder required for fast rotation, so it is convenient to quickly detect the current and speed of the encoder respectively.

[0008] The above technical objectives of the present invention are achieved through the following technical solutions: a high-precision encoder automatic detection system, including a switching mechanism, a detection mechanism and an inspection system, the detection mechanism is bolted to the front side of the switching mechanism, the switching mechanism includes a limit assembly, a transmission assembly, a driving assembly, a dynamic measurement assembly and an electrical measurement assembly, the transmission assembly is bolted to the rear side of the limit assembly, the driving assembly is slidably connected to the front side of the transmission assembly, the dynamic measurement assembly is bolted to the top of the rear side of the limit assembly, and the electrical measurement assembly is bolted to the bottom of the rear side of the limit assembly, the detection mechanism includes a replacement assembly, a positioning assembly and a connecting assembly, the replacement assembly is bolted to the surface of the driving assembly, the positioning assembly is bolted to the front side of the replacement assembly, and the connecting assembly is bolted to the front side of the positioning assembly.

[0009] By adopting the above technical solution, by setting up a switching mechanism, a detection mechanism and an inspection system, the switching structure can replace the detection mechanism, the detection mechanism can test a variety of different models of high-precision encoders, and the inspection system can control the switching mechanism and the detection mechanism to detect the high-precision encoder.

[0010] The present invention is further configured as follows: the limiting assembly includes a four-hole plate, a limiting groove and a limiting block, the limiting groove is opened on the front side of the four-hole plate, and the limiting block is movably connected to the inner wall of the four-hole plate.

[0011] By adopting the above technical solution, by setting a limit assembly, the four-hole plate can support and limit the transmission assembly, and limit the high-precision encoder that needs to be detected. The limit groove can support and limit the limit block. The limit block can support and limit the movement of the replacement assembly. When the replacement assembly is rotated, the limit block can be released from contact with the limit groove, and after moving forward a certain distance, it can slide on the surface of the four-hole plate, so as to facilitate the replacement of the position of the detection mechanism.

[0012] The present invention is further configured as follows: the transmission assembly includes a servo motor, a rotating tube and a limit slot, the servo motor is bolted to the rear side of the four-hole plate, the rotating tube is bolted to the output end on the front side of the servo motor, the rotating tube passes through the rear side of the four-hole plate and is rotatably connected to the four-hole plate, and the limit slot is opened on the front side of the rotating tube.

[0013] By adopting the above technical solution and setting up a transmission component, the servo motor can convert electrical energy into rotational mechanical energy after being powered on and started, and then transmit the rotational mechanical energy to the rotating tube, so that the rotating tube drives the limit slot to rotate. The limit slot can limit the driving component and allow the limit slot to drive the driving component to rotate.

[0014] The present invention is further configured as follows: the driving assembly includes a tension spring, a limiting clamp rod and a connecting rotating rod, the tension spring is bolted to the inner wall of the rotating tube, the limiting clamp rod is slidably connected to the inner wall of the limiting clamp slot, the connecting rotating rod is bolted to the front side of the limiting clamp rod, and the front side of the tension spring is bolted to the rear side of the connecting rotating rod.

[0015] By adopting the above technical solution and setting up a driving component, the tension spring can limit the connecting rotating rod, so that the connecting rotating rod can be limited after the connecting rotating rod moves forward with the detection mechanism. The limiting rod can move along with the limiting slot and drive the connecting rotating rod to rotate, and the connecting rotating rod can drive the detection mechanism to rotate.

[0016] The present invention is further configured as follows: the dynamic measurement component includes a connecting plate, a test motor and a connecting port, the connecting plate is bolted to the top of the rear side of the four-hole plate, the test motor is bolted to the inner wall of the connecting plate, and the connecting port 1043 is opened on the front side of the test motor.

[0017] By adopting the above technical solution, by setting up a dynamic measurement component, the connecting plate can support and limit the test motor, the test motor can test the rotation of the inserted high-precision encoder, and the connecting port can facilitate the high-precision encoder to insert the test plug into the test motor.

[0018] The present invention is further configured as follows: the electrical measuring component includes a mounting plate, a current tester and a wiring port, the mounting plate is bolted to the bottom of the rear side of the four-hole plate, the current tester is bolted to the inner wall of the mounting plate, and the wiring port is opened on the front side of the current tester.

[0019] By adopting the above technical solution, by setting up the electrical measuring components, the mounting plate can support and limit the current tester, the current tester can test the current of the high-precision encoder to be tested, and the wiring port can facilitate the high-precision encoder to connect the plug to the current tester.

[0020] The present invention is further configured as follows: the replacement assembly includes a cross plate, a through hole and a processor, the cross plate is bolted to the surface of the connecting rotating rod, the through holes are opened at the top, bottom and both sides of the front side of the cross plate, the processor is bolted to the front side of the cross plate, and the rear side of the cross plate is bolted to the limit block.

[0021] By adopting the above technical solution and setting up replacement components, the cross plate can support and limit the overall structure of the detection mechanism, the through hole can facilitate the insertion of the high-precision encoder into the switching mechanism, the processor can control the operation of the detection mechanism and the switching mechanism, and it has its own connection point for the external controller.

[0022] The present invention is further configured as follows: the positioning assembly includes a support ring, a connecting ring and a connecting thread groove; the support ring is bolted to the front side of the through hole; the connecting ring is bolted to the inner wall of the support ring; and the connecting thread groove is opened on the inner wall of the connecting ring.

[0023] By adopting the above technical solution and setting a positioning assembly, the support ring can support and limit the connecting ring, the connecting ring can support and limit the high-precision encoder, and the connecting thread groove can facilitate the connection between the support ring and the connecting assembly.

[0024] The present invention is further configured as follows: the connection assembly includes a mounting ring, a mounting thread groove and a terminal head, the mounting thread groove is opened on the surface of the mounting ring, the mounting thread groove is bolted to the connecting thread groove, and the terminal head is bolted to the surface of the mounting ring.

[0025] By adopting the above technical solution, by setting up a connecting component, the mounting ring can support and limit the high-precision encoder that needs to be detected, and the mounting thread groove can be connected to facilitate connecting the mounting ring to the support ring, and the terminal head can facilitate the external data cable of the high-precision encoder.

[0026] The present invention is further configured as follows: the inspection system includes a control center, a rotation detection module, a current detection module and a replacement module, the control center is unidirectionally electrically connected to the rotation detection module, the control center is unidirectionally electrically connected to the current detection module, the control center is bidirectionally electrically connected to the replacement module, and the inspection system is unidirectionally electrically connected to the power supply module.

[0027] By adopting the above technical solution, an inspection system is set up, and the control center is a processor, which can send, receive and process information for the entire inspection system. The rotation detection module is a dynamic measurement component, which can perform rotation detection on the high-precision encoder to be detected. The current detection module is an electrical measurement component, which can perform current detection on the high-precision encoder to be detected. The replacement module is a transmission component, which can change the position of the high-precision encoder to be detected in real time according to the information processed by the control center, which is convenient for detecting high-precision encoders of different models. The power supply module is municipal power supply.

[0028] In summary, the present invention has the following beneficial effects:

[0029] 1. By setting a switching mechanism, the limit component can support and limit the transmission component, dynamic measurement component, electrical measurement component and detection mechanism. After the transmission component is powered on and started, the drive component can rotate, and the drive component can drive the detection mechanism along with the transmission component, making it easy to replace the position of the high-precision encoder in the detection mechanism. The dynamic measurement component can perform speed testing on the high-precision encoder to be tested, and the electrical measurement component can perform current testing on the high-precision encoder to be tested;

[0030] 2. By setting up a detection mechanism and an inspection system, the replacement component can support and position the positioning component, and facilitate the positioning of the high-precision encoder. The positioning component can position the high-precision encoder to be detected inside the replacement component, which is convenient for the switching mechanism to detect the high-precision encoder. The connecting component can facilitate the installation of the high-precision encoder to be detected on the positioning component, and at the same time facilitate the high-precision encoder to connect the required data line. The inspection system can operate and control the required switching mechanism and detection mechanism. The control center can process the data transmitted by the rotation detection module, the current detection module and the replacement module, and transmit the processed data to the replacement module, which is convenient for the replacement module to replace the high-precision encoder to be replaced and detected in real time. The power supply module can provide power to the entire inspection system, so that the inspection system can operate with electricity. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0032] Figure 2 It is a schematic structural diagram of the switching mechanism of the present invention;

[0033] Figure 3 It is a schematic structural diagram of the limit assembly of the present invention;

[0034] Figure 4 It is a schematic structural diagram of the transmission assembly and the driving assembly of the present invention;

[0035] Figure 5 It is a structural schematic diagram of the dynamic measurement component of the present invention;

[0036] Figure 6 It is a schematic diagram of the structure of the electrical measurement component of the present invention;

[0037] Figure 7 It is a schematic structural diagram of the detection mechanism of the present invention;

[0038] Figure 8 It is a schematic diagram of the replacement assembly structure of the present invention;

[0039] Figure 9 It is a schematic structural diagram of the positioning component and the connecting component of the present invention;

[0040] Figure 10 It is a schematic structural diagram of the inspection system of the present invention.

[0041] Figure 1: Switching mechanism; 101: Limiting assembly; 1011: Four-hole plate; 1012: Limiting slot; 1013: Limiting block; 102: Transmission assembly; 1021: Servo motor; 1022: Rotating tube; 1023: Limiting slot; 103: Driving assembly; 1031: Tension spring; 1032: Limiting rod; 1033: Connecting rod; 104: Dynamic measuring assembly; 1041: Connecting plate; 1042: Test motor; 1043: Connecting port; 105: Electric measuring assembly; 1051: Mounting plate; 1052: Current measuring assembly Tester; 1053, wiring port; 2, detection mechanism; 201, replacement component; 2011, cross plate; 2012, through hole; 2013, processor; 202, positioning component; 2021, support ring; 2022, connecting ring; 2023, connecting thread groove; 203, connecting component; 2031, mounting ring; 2032, mounting thread groove; 2033, terminal head; 3, inspection system; 301, control center; 302, rotation detection module; 303, current detection module; 304, replacement module; 305, power supply module. DETAILED DESCRIPTION

[0042] The present invention will be further described in detail below with reference to the accompanying drawings.

[0043] Example 1:

[0044] refer to Figure 1-6 A high-precision encoder automatic detection system includes a switching mechanism 1, which includes a limit assembly 101, a transmission assembly 102, a driving assembly 103, a dynamic measurement assembly 104 and an electric measurement assembly 105. The transmission assembly 102 is bolted to the rear side of the limit assembly 101, the driving assembly 103 is slidably connected to the front side of the transmission assembly 102, the dynamic measurement assembly 104 is bolted to the top of the rear side of the limit assembly 101, and the electric measurement assembly 105 is bolted to the bottom of the rear side of the limit assembly 101. By setting the switching mechanism 1, the limit assembly 10 1 can support and limit the transmission component 102, the dynamic measurement component 104, the electrical measurement component 105 and the detection mechanism 2. After the transmission component 102 is powered on and started, the driving component 103 can rotate. The driving component 103 can drive the detection mechanism 2 along with the transmission component 102, so as to facilitate the replacement of the position of the high-precision encoder in the detection mechanism 2. The dynamic measurement component 104 can perform a speed test on the high-precision encoder to be detected, and the electrical measurement component 105 can perform a current test on the high-precision encoder to be detected.

[0045] like Figure 3As shown, the limit assembly 101 includes a four-hole plate 1011, a limit slot 1012 and a limit block 1013. The limit slot 1012 is opened on the front side of the four-hole plate 1011, and the limit block 1013 is movably connected to the inner wall of the four-hole plate 1011. By setting the limit assembly 101, the four-hole plate 1011 can support and limit the transmission assembly 102, and limit the high-precision encoder required for detection. The limit slot 1012 can support and limit the limit block 1013. The limit block 1013 can support and limit the movement of the replacement assembly 201. When the replacement assembly 201 is rotated, the limit block 1013 can be released from contact with the limit slot 1012, and after moving forward a certain distance, it slides on the surface of the four-hole plate 1011, so as to facilitate the replacement of the position of the detection mechanism 2.

[0046] like Figure 4 As shown, the transmission component 102 includes a servo motor 1021, a rotating tube 1022 and a limiting slot 1023. The servo motor 1021 is bolted to the rear side of the four-hole plate 1011, and the rotating tube 1022 is bolted to the output end on the front side of the servo motor 1021. The rotating tube 1022 passes through the rear side of the four-hole plate 1011 and is rotatably connected to the four-hole plate 1011. The limiting slot 1023 is opened on the front side of the rotating tube 1022. By setting the transmission component 102, the servo motor 1021 can convert electrical energy into rotational mechanical energy after being powered on and started, and then transmit the rotational mechanical energy to the rotating tube 1022, so that the rotating tube 1022 drives the limiting slot 1023 to rotate. The limiting slot 1023 can limit the driving component 103 and allow the limiting slot 1023 to drive the driving component 103 to rotate.

[0047] like Figure 4 As shown, the driving component 103 includes a tension spring 1031, a limiting rod 1032 and a connecting rotating rod 1033. The tension spring 1031 is bolted to the inner wall of the rotating tube 1022, the limiting rod 1032 is slidably connected to the inner wall of the limiting slot 1023, the connecting rotating rod 1033 is bolted to the front side of the limiting rod 1032, and the front side of the tension spring 1031 is bolted to the rear side of the connecting rotating rod 1033. By setting the driving component 103, the tension spring 1031 can limit the connecting rotating rod 1033, so that the connecting rotating rod 1033 can be limited after the connecting rotating rod 1033 moves forward with the detection mechanism 2. The limiting rod 1032 can move with the limiting slot 1023 and drive the connecting rotating rod 1033 to rotate, and the connecting rotating rod 1033 can drive the detection mechanism 2 to rotate.

[0048] like Figure 5As shown, the dynamic measurement component 104 includes a connecting plate 1041, a test motor 1042 and a connecting port 1043. The connecting plate 1041 is bolted to the top of the rear side of the four-hole plate 1011, the test motor 1042 is bolted to the inner wall of the connecting plate 1041, and the connecting port 1043 is opened on the front side of the test motor 1042. By setting the dynamic measurement component 104, the connecting plate 1041 can support and limit the test motor 1042, the test motor 1042 can test the rotation of the inserted high-precision encoder, and the connecting port 1043 can facilitate the high-precision encoder to insert the test plug into the test motor 1042.

[0049] like Figure 6 As shown, the electrical measuring component 105 includes a mounting plate 1051, a current tester 1052 and a wiring port 1053. The mounting plate 1051 is bolted to the bottom of the rear side of the four-hole plate 1011, the current tester 1052 is bolted to the inner wall of the mounting plate 1051, and the wiring port 1053 is opened on the front side of the current tester 1052. By setting the electrical measuring component 105, the mounting plate 1051 can support and limit the current tester 1052, the current tester 1052 can test the current of the high-precision encoder to be tested, and the wiring port 1053 can facilitate the high-precision encoder to connect the plug with the current tester 1052.

[0050] Brief description of the usage process: First, power on and start the switching mechanism 1, the servo motor 1021 will drive the rotating tube 1022 to rotate in the four-hole plate 1011, the limit slot 1023 will drive the limit card rod 1032 to rotate, and the connecting rotating rod 1033 will drive the detection mechanism 2 to rotate, and then the limit block 1013 in the limit slot 1012 will move out of the limit slot 1012 and drive the detection mechanism 2 forward while performing a circular motion until the limit block 1013 contacts and engages with another limit slot 1012, the tension spring 1031 will pull the connecting rotating rod 1033, and the limit card rod 1032 will slide backward in the limit slot 1023, and After the detection mechanism 2 is in contact with the four-hole plate 1011, the high-precision encoder sockets at the top and bottom of the four-hole plate 1011 will contact and connect with the connection port 1043 and the wiring port 1053. Then the test motor 1042 will perform speed detection on the high-precision encoder at the top of the four-hole plate 1011, and the current tester 1052 will perform current detection on the high-precision encoder at the bottom of the four-hole plate 1011. After the detection of the high-precision encoder is completed, the servo motor 1021 rotates the rotating tube 1022 again until the high-precision encoder at the top of the four-hole plate 1011 and the high-precision encoder at the bottom of the four-hole plate 1011 are rotated to both sides of the four-hole plate 1011.

[0051] Example 2:

[0052] refer to Figure 7-10, a high-precision encoder automatic detection system includes a detection mechanism 2 and an inspection system 3. The detection mechanism 2 is bolted to the front side of the switching mechanism 1. The detection mechanism 2 includes a replacement component 201, a positioning component 202 and a connecting component 203. The replacement component 201 is bolted to the surface of the driving component 103, the positioning component 202 is bolted to the front side of the replacement component 201, and the connecting component 203 is bolted to the front side of the positioning component 202. By setting the detection mechanism 2 and the inspection system 3, the replacement component 201 can support and position the positioning component 202, and facilitate the positioning of the high-precision encoder. The positioning component 202 can position the high-precision encoder to be detected inside the replacement component 201, which is convenient for the switching mechanism 1. The high-precision encoder is tested. The connecting component 203 can facilitate the installation of the high-precision encoder to be tested on the positioning component 202, and at the same time facilitate the high-precision encoder to connect the required data line. The inspection system 3 can operate and control the required switching mechanism 1 and the detection mechanism 2. The control center 301 can process the data transmitted by the rotation detection module 302, the current detection module 303 and the replacement module 304, and transmit the processed data to the replacement module 304, so that the replacement module 304 can replace the high-precision encoder to be replaced and tested in real time. The power supply module 305 can provide power to the entire inspection system 3, so that the inspection system 3 can operate through electricity.

[0053] like Figure 8 As shown, the replacement component 201 includes a cross plate 2011, a through hole 2012 and a processor 2013. The cross plate 2011 is bolted to the surface of the connecting rod 1033. The through hole 2012 is opened at the top, bottom and both sides of the front side of the cross plate 2011. The processor 2013 is bolted to the front side of the cross plate 2011. The rear side of the cross plate 2011 is bolted to the limit block 1013. By setting the replacement component 201, the cross plate 2011 can support and limit the overall structure of the detection mechanism 2, the through hole 2012 can facilitate the insertion of the high-precision encoder into the switching mechanism 1, the processor 2013 can control the operation of the detection mechanism 2 and the switching mechanism 1, and has its own connection point for the external controller.

[0054] like Figure 9 As shown, the positioning assembly 202 includes a support ring 2021, a connecting ring 2022 and a connecting thread groove 2023. The support ring 2021 is bolted to the front side of the through hole 2012, the connecting ring 2022 is bolted to the inner wall of the support ring 2021, and the connecting thread groove 2023 is opened on the inner wall of the connecting ring 2022. By setting the positioning assembly 202, the support ring 2021 can support and limit the connecting ring 2022, the connecting ring 2022 can support and limit the high-precision encoder, and the connecting thread groove 2023 can facilitate the connection between the support ring 2021 and the connecting assembly 203.

[0055] like Figure 9 As shown, the connecting component 203 includes a mounting ring 2031, a mounting thread groove 2032 and a terminal head 2033. The mounting thread groove 2032 is opened on the surface of the mounting ring 2031. The mounting thread groove 2032 is bolted to the connecting thread groove 2023. The terminal head 2033 is bolted to the surface of the mounting ring 2031. By setting the connecting component 203, the mounting ring 2031 can support and limit the high-precision encoder to be detected. The mounting thread groove 2032 can be connected to facilitate connecting the mounting ring 2031 to the support ring 2021. The terminal head 2033 can facilitate the external data cable of the high-precision encoder.

[0056] like Figure 10 As shown, the inspection system 3 includes a control center 301, a rotation detection module 302, a current detection module 303 and a replacement module 304. The control center 301 is electrically connected to the rotation detection module 302 in one direction, the control center 301 is electrically connected to the current detection module 303 in one direction, and the control center 301 is electrically connected to the replacement module 304 in two directions. The inspection system 3 is electrically connected to the power supply module 305 in one direction. By setting up the inspection system 3, the control center 301 is the processor 2013, which can send and receive and process information for the inspection system 3 as a whole. The rotation detection module 302 is the dynamic measurement component 104, which can perform rotation detection on the high-precision encoder to be detected. The current detection module 303 is the electrical measurement component 105, which can perform current detection on the high-precision encoder to be detected. The replacement module 304 is the transmission component 102, which can change the position of the high-precision encoder to be detected in real time according to the information processed by the control center 301, so as to facilitate the detection of high-precision encoders of different models. The power supply module 305 is municipal power supply.

[0057] Brief description of the usage process: First, power on and start the detection mechanism 2 and the inspection system 3, install the high-precision encoder to be detected in the mounting ring 2031, then bolt the mounting thread groove 2032 into the connecting thread groove 2023, then connect the connector to the external data line, and then connect the high-precision encoder to the through holes 2012 at the top and bottom of the cross plate 2011 respectively. The cross plate 2011 will rotate with the switching mechanism 1, and then the processor 2013 will process the inspection system 3. The control center 301 can then process the data transmitted by the rotation detection module 302, the current detection module 303 and the replacement module 304, and transmit the processed data to the replacement module 304, so that the replacement module 304 can replace the high-precision encoder to be replaced and detected in real time.

[0058] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to this embodiment as needed, but as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. A high-precision encoder automatic detection system, comprising a switching mechanism (1), a detection mechanism (2) and an inspection system (3), characterized in that: The detection mechanism (2) is bolted to the front side of the switching mechanism (1); the switching mechanism (1) comprises a limit assembly (101), a transmission assembly (102), a driving assembly (103), a dynamic measurement assembly (104) and an electric measurement assembly (105); the transmission assembly (102) is bolted to the rear side of the limit assembly (101); the driving assembly (103) is slidably connected to the front side of the transmission assembly (102); the dynamic measurement assembly (104) is bolted to the limit assembly ( 101), the electric measuring component (105) is bolted to the bottom of the rear side of the limiting component (101), the detecting mechanism (2) comprises a replacement component (201), a positioning component (202) and a connecting component (203), the replacement component (201) is bolted to the surface of the driving component (103), the positioning component (202) is bolted to the front side of the replacement component (201), and the connecting component (203) is bolted to the front side of the positioning component (202); The limiting assembly (101) comprises a four-hole plate (1011), a limiting groove (1012) and a limiting block (1013), wherein the limiting groove (1012) is provided on the front side of the four-hole plate (1011), and the limiting block (1013) is movably connected to the inner wall of the four-hole plate (1011); The transmission assembly (102) comprises a servo motor (1021), a rotating tube (1022) and a limiting slot (1023); the servo motor (1021) is bolted to the rear side of the four-hole plate (1011); the rotating tube (1022) is bolted to the output end of the front side of the servo motor (1021); the rotating tube (1022) passes through the rear side of the four-hole plate (1011) and is rotatably connected to the four-hole plate (1011); and the limiting slot (1023) is provided on the front side of the rotating tube (1022); The driving assembly (103) comprises a tension spring (1031), a limiting clamping rod (1032) and a connecting rotating rod (1033); the tension spring (1031) is bolted to the inner wall of the rotating tube (1022); the limiting clamping rod (1032) is slidably connected to the inner wall of the limiting clamping slot (1023); the connecting rotating rod (1033) is bolted to the front side of the limiting clamping rod (1032); and the front side of the tension spring (1031) is bolted to the rear side of the connecting rotating rod (1033); The dynamic test assembly (104) comprises a connecting plate (1041), a test motor (1042) and a connecting port (1043), wherein the connecting plate (1041) is bolted to the top of the rear side of the four-hole plate (1011), the test motor (1042) is bolted to the inner wall of the connecting plate (1041), and the connecting port (1043) is opened on the front side of the test motor (1042); The electric measuring assembly (105) comprises a mounting plate (1051), a current tester (1052) and a wiring port (1053), wherein the mounting plate (1051) is bolted to the bottom of the rear side of the four-hole plate (1011), the current tester (1052) is bolted to the inner wall of the mounting plate (1051), and the wiring port (1053) is opened on the front side of the current tester (1052); The replacement assembly (201) comprises a cross plate (2011), a through hole (2012) and a processor (2013); the cross plate (2011) is bolted to the surface of the connecting rod (1033); the through hole (2012) is provided at the top, bottom and both sides of the front side of the cross plate (2011); the processor (2013) is bolted to the front side of the cross plate (2011); and the rear side of the cross plate (2011) is bolted to the limit block (1013); The positioning assembly (202) comprises a support ring (2021), a connecting ring (2022) and a connecting thread groove (2023); the support ring (2021) is bolted to the front side of the through hole (2012); the connecting ring (2022) is bolted to the inner wall of the support ring (2021); and the connecting thread groove (2023) is provided on the inner wall of the connecting ring (2022); The connecting assembly (203) comprises a mounting ring (2031), a mounting thread groove (2032) and a terminal head (2033); the mounting thread groove (2032) is provided on the surface of the mounting ring (2031); the mounting thread groove (2032) is bolted to the connecting thread groove (2023); and the terminal head (2033) is bolted to the surface of the mounting ring (2031); The inspection system (3) comprises a control center (301), a rotation detection module (302), a current detection module (303) and a replacement module (304); the control center (301) is electrically connected to the rotation detection module (302) in one direction, the control center (301) is electrically connected to the current detection module (303) in one direction, the control center (301) is electrically connected to the replacement module (304) in two directions, and the inspection system (3) is electrically connected to a power supply module (305) in one direction.

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