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CN-120721375-B - Clutch endurance test device

CN120721375BCN 120721375 BCN120721375 BCN 120721375BCN-120721375-B

Abstract

The invention relates to the field of clutch testing, in particular to a clutch endurance testing device which comprises a device shell, wherein a driving shaft is arranged on one side of the device shell, a detection shaft is arranged on the other side of the device shell, a detection box is fixedly arranged on the device shell, the driving shaft and the detection shaft both extend into the detection box, one ends, adjacent to the driving shaft and the detection shaft, are respectively provided with a mounting disc, and friction plates and clutch plates are respectively arranged on the mounting discs. According to the invention, the limiting block and the connected temperature sensors are pushed upwards by centrifugal force generated by the operation of the testing device, so that each temperature sensor can prop against a corresponding friction plate when pushed out, the temperature sensors transmit detected data to the temperature measuring modules in the corresponding areas for centralized processing, the overall temperature condition of the clutch and the temperature difference generated in different areas can be effectively and intuitively known by the centralized processing of the temperature measuring modules, and the data precision during the detection of the clutch is ensured.

Inventors

  • LIAN JIANXIANG
  • MA KUN
  • YE YANG

Assignees

  • 江苏鑫辉特驱动系统制造有限公司

Dates

Publication Date
20260512
Application Date
20250730

Claims (7)

  1. 1. The utility model provides a durable testing arrangement of clutch, includes device shell (1), one side of device shell (1) is equipped with drive shaft (2), and the opposite side is equipped with detection axle (3), fixed mounting has detection case (4) on device shell (1), in drive shaft (2) and detection axle (3) all extend into detection case (4), a serial communication port, install mounting plate (5) on drive shaft (2) and detection axle (3) adjacent one end, install friction disc (6) and clutch disc (7) on mounting plate (5) respectively, fixed mounting has detection dish (8) on mounting plate (5) that set up on drive shaft (2), install a plurality of temperature measurement module (18) in detection dish (8), every temperature measurement module (18) are connected with a plurality of temperature sensor (12) through cable (27), the quantity of temperature sensor (12) is unanimous with the quantity of friction disc (6), set up a plurality of sliding disc (15) that evenly set up on the lateral wall of detection dish (8), temperature sensor (12) are provided with round hole (15) sliding in round hole (16) in fixed round hole (16), the limiting block (16) is made of a metal material; The detection disc (8) is provided with a circular groove (9), a plurality of limit posts (19) are fixedly arranged in the circular groove (9), one side of the limit posts (19) away from the joint is in a round table shape, the inside of the limit posts (19) is in a hollow structure, a sliding disc (10) is connected in the circular groove (9) in a sliding manner, the sliding disc (10) is provided with a round hole for the limit posts (19) to penetrate, the section of the sliding disc (10) is in a concave shape, the detection disc (8) is provided with a plurality of long grooves (20) communicated with the circular groove (9), the intelligent temperature measuring device is characterized in that a sliding rod (22) is fixedly installed in the long groove (20), a pushing block (21) sleeved on the sliding rod (22) is connected in the long groove (20) in a sliding mode, a first compression spring (23) sleeved on the sliding rod (22) is abutted between the pushing block (21) and the inner wall of the long groove (20), a rolling groove is formed in one side of the pushing block (21), balls (24) are connected in the rolling groove in a rolling mode, the balls (24) roll on the sliding disc (10), and a plurality of temperature sensors (12) with the same quantity are installed at one end of the detecting disc (8) and connected with corresponding temperature measuring modules (18).
  2. 2. The clutch endurance test device according to claim 1, wherein a limiting ring (13) is fixedly installed on the temperature sensor (12), a protective bucket (11) is sleeved at one end, far away from the limiting block (16), of the temperature sensor (12), a small opening end of the protective bucket (11) is arranged towards one side of the limiting ring (13), and a second compression spring (14) sleeved on the temperature sensor (12) is abutted between the protective bucket (11) and the limiting ring (13).
  3. 3. The clutch endurance test device according to claim 1, wherein the detection disc (8) is provided with an annular groove, a rotating ring (30) is rotationally connected to the annular groove, one side of the rotating ring (30) is provided with a plurality of heat insulation plates (28), the plurality of heat insulation plates (28) are distributed in a fan shape, a rubber ring (32) is fixedly arranged between the heat insulation plates (28) and the rotating ring (30), two adjacent heat insulation plates (28) are connected through a rubber sheet (31), the heat insulation plates (28) comprise an intermediate layer and outer layers on two sides, the intermediate layer is made of a calcium silicate plate, and the outer layers are made of an aluminum foil composite material.
  4. 4. A clutch durability testing device according to claim 2, wherein the temperature sensor (12) comprises a package housing and an internal sensor, the internal sensor being a thermocouple sensor and a platinum resistance sensor, respectively, the thermocouple sensor and the platinum resistance sensor being disposed offset from each other within two adjacent package housings.
  5. 5. The clutch endurance test device according to claim 1, wherein the driving shaft (2) is of a hollow structure, a cable (27) penetrates through the driving shaft (2), a storage device (26) is installed at one end, far away from the detection disc (8), of the driving shaft (2), an antenna of the storage device (26) extends to the outer side of the driving shaft (2), one end of the cable (27) is connected with the storage device (26), and the other end of the cable (27) is connected with the temperature measuring module (18).
  6. 6. The clutch durability test device according to claim 1, wherein a magnet (17) is installed in the sliding circular hole (15), a short groove (29) is formed in the inner wall of the sliding circular hole (15), the magnet (17) is fixedly installed in the short groove (29), and the thickness of the magnet (17) is smaller than the whole depth of the short groove (29).
  7. 7. The clutch durability test device according to claim 1, wherein a snap ring (25) is fixedly installed on the other side of the pushing block (21), and cables (27) connected with the temperature sensor (12) are installed on the snap ring (25).

Description

Clutch endurance test device Technical Field The invention relates to the field of clutch testing, in particular to a clutch durability testing device. Background The clutch is a core important part in an automobile and a mechanical transmission system and is used for cutting off power transmission between an engine and a gearbox, ensuring stable starting, gear shifting and stop friction deformation of the automobile, when the automobile needs to transmit power, a pedal is stepped on, a pressure plate is pressed by a diaphragm spring to tightly contact the friction plate with a flywheel, engine torque is transmitted to the gearbox through the friction plate, the friction strength between the flywheel and the friction plate is related to whether the power of the engine can be effectively transmitted to the gearbox, so that a testing device is required to detect the durability of the clutch, a slipping phenomenon can occur after the clutch is operated for a long time, the temperature of the clutch needs to be detected when the clutch is tested for a long time, the influence of the temperature rise on the operation of the clutch is detected, and the space of the friction plate and the flywheel joint is narrow, so that most manufacturers including the equipment can not detect the whole temperature of the friction plate through infrared sensors, but can effectively detect the temperature of the friction plate by detecting the infrared sensors, and the temperature of the clutch cannot be detected when the clutch is detected at different positions, and the accuracy of the clutch is real-time. For this purpose, a clutch endurance test apparatus is proposed. Disclosure of Invention The invention aims to provide a clutch durability testing device, which solves the problem that the clutch can be detected in detail and the problem that the data accuracy during clutch detection is affected because the real-time temperature detection can not be effectively carried out on different positions on a friction plate of the clutch. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a durable testing arrangement of clutch, includes the device shell, one side of device shell is equipped with the drive shaft, and the opposite side is equipped with the detection axle, fixed mounting has the detection case on the device shell, drive shaft and detection axle all extend into the detection incasement, the mounting disc is all installed to drive shaft and the adjacent one end of detection axle, install friction disc and clutch disc on the mounting disc respectively, fixed mounting has the detection dish on the mounting disc that sets up in the drive shaft, install a plurality of temperature measurement modules in the detection dish, every temperature measurement module has a plurality of temperature sensor through the cable connection, the quantity of temperature sensor is unanimous with the quantity of friction disc, a plurality of evenly set up slip round holes have been seted up on the lateral wall of detection dish, temperature sensor all sets up in the slip round hole, the one end fixed mounting of temperature sensor has the stopper that slides in the slip round hole, the stopper is made by metal material. The testing device detects the durability of the clutch by improving the rotating speed and the torque, the relation between the surface temperature of the friction plate and the friction force of the clutch is detected after the clutch is operated for a long time, the influence of the temperature improvement condition on the clutch is checked, the detection disc is installed at the middle position of the clutch to be detected, the testing device is started, the centrifugal force generated by rotation at this time can push the limiting block and the connected temperature sensor to move upwards and move out of the sliding round hole and abut against the friction plate needing to be detected on one side, the limiting block is made of a metal material, the temperature sensor can be pushed to abut against the metal to be detected more effectively, the quantity of the temperature sensors is consistent with that of the friction plates, each temperature sensor abuts against the corresponding friction plate when pushing out, the detected data are transmitted to the temperature measuring module in the corresponding area for centralized processing, the whole temperature condition of the clutch can be effectively and intuitively understood through the centralized processing of the temperature measuring module, the temperature difference generated in different areas can ensure the accuracy of the clutch to be detected by the detection equipment, and the clutch detection accuracy is ensured when the clutch is detected. The preferred circular groove has been seted up on the detection dish, circular groove internally mounted has a plurality of spacing posts, one si