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CN-122016344-A - Automobile loading braking inspection system and application method thereof

CN122016344ACN 122016344 ACN122016344 ACN 122016344ACN-122016344-A

Abstract

The invention relates to the technical field of automobile detection and discloses an automobile loading braking inspection system and a using method thereof, wherein the automobile loading braking inspection system comprises a supporting unit, a driving unit and a detecting unit, the driving unit and the detecting unit are both positioned in the supporting unit, the driving unit can be used for driving wheels to be tested to rotate, the supporting unit comprises two mounting shells, one sides of the two mounting shells, which are close to each other, are respectively provided with a mounting transverse plate, and a limiting unit is arranged between the two mounting transverse plates.

Inventors

  • ZHANG YAN
  • DU YANNAN
  • Lu Yuanlian
  • ZHENG QUN
  • LIAN MINGMING
  • LI NINI

Assignees

  • 临沂市计量检定所

Dates

Publication Date
20260512
Application Date
20260319

Claims (10)

  1. 1. The automobile loading braking inspection system comprises a supporting unit (1), a driving unit (2) and a detection unit (3), and is characterized in that the driving unit (2) and the detection unit (3) are both positioned in the supporting unit (1), and the driving unit (2) can be used for driving wheels to be tested to rotate; The supporting unit (1) comprises two mounting shells (101), wherein one sides of the two mounting shells (101) close to each other are respectively provided with a mounting transverse plate (102), a limiting unit is arranged between the two mounting transverse plates (102), and one side of the two mounting transverse plates (102) close to the limiting unit is provided with a hydraulic adjusting unit (103); The driving unit (2) comprises a driving main shaft (201) and a driven main shaft (202), a first rotating shaft (215) is arranged in the driving main shaft (201), a second rotating shaft (222) is arranged in the driven main shaft (202), a fixing frame (208) is rotatably connected to the left end and the right end of the first rotating shaft (215) and the right end of the second rotating shaft (222), and the bottom of the fixing frame (208) is connected with the bottom of the inner wall of the mounting shell (101); An adjusting groove is formed in the outer side surface of the driving main shaft (201), and symmetrically arranged inclined plates (213) are movably arranged in the adjusting groove; the inside of driven main shaft (202) is equipped with the recess, and the inside activity of recess is equipped with crescent moon board (221), the inside rotation of crescent moon board (221) is equipped with the pivot, crescent moon board (221) are connected through pivot and the inside rotation of recess.
  2. 2. The automobile loading brake inspection system according to claim 1, wherein the driving unit (2) further comprises a rotary driving device (204), a transmission gear A (205) is arranged at the output end of the rotary driving device (204), a transmission chain A (207) is arranged on the outer side surface of the transmission gear A (205), a transmission gear B (206) is arranged on the transmission gear A (205) through the transmission chain A (207), one side of the transmission gear B (206) is connected with a first rotating shaft (215) in an interconnecting mode, and the driving main shaft (201) can drive wheels to be tested to rotate.
  3. 3. The automobile loading brake inspection system according to claim 2, wherein a rotating rod (214) is fixedly arranged in the inclined plate (213), arc-shaped sliding grooves A are formed in two ends of the driving main shaft (201), the end parts of the two rotating rods (214) are located in the arc-shaped sliding grooves A, the rotating rods (214) are movably connected with the inner parts of the arc-shaped sliding grooves A, and the inclined plate (213) and the rotating rods (214) can move and rotate in the adjusting grooves and the arc-shaped sliding grooves A.
  4. 4. The automobile loading braking inspection system according to claim 3, wherein a control rod is hinged between the two inclined plates (213), a limiting block (212) is arranged at the end part of the control rod, a vertical sliding groove is arranged at one side, close to the arc-shaped sliding groove A, of each of two ends of the driving main shaft (201), the vertical sliding groove is located in the middle area of the arc-shaped sliding groove A, the limiting block (212) and the control rod are slidably arranged in the vertical sliding groove, a control connecting rod (211) is rotatably connected to one side of the limiting block (212), one end, far away from the limiting block (212), of the control connecting rod (211) is rotatably connected with a circular plate (210), and the circular plate (210) is slidably arranged on the outer side surface of the first rotating shaft (215).
  5. 5. The automobile loading brake inspection system of claim 4, wherein the circular plate (210) can linearly slide along the outer side surface of the first rotating shaft (215), a linear driving device (209) is arranged on one side of the circular plate (210) away from the control connecting rod (211), the linear driving device (209) can control the circular plate (210) to transversely move along the outer side surface of the first rotating shaft (215), the linear driving device (209) is positioned in the fixed frame (208), a rotary table is arranged on the outer side of the linear driving device (209), the rotary table is rotatably connected in the fixed frame (208), and the rotary table is fixedly connected with the end part of the first rotating shaft (215); the end of the driving main shaft (201) is provided with a mounting block (223), one side of the mounting block (223) is provided with a return spring, and one end of the return spring, which is far away from the mounting block (223), is fixedly connected with a rotating rod (214).
  6. 6. The automobile loading brake inspection system of claim 1, wherein the shape of the crescent plate (221) is mutually matched with the groove, a driving shaft (220) is arranged in one side of the crescent plate (221) far away from the rotating shaft, the inside of the crescent plate (221) is movably connected with the driving shaft (220), a guide chute is formed in the inside of the crescent plate (221), the driving shaft (220) is movably arranged in the guide chute, the guide chute is positioned between the rotating shaft and the driving shaft (220), a vertical connecting rod (219) is arranged at one end of the driving shaft (220) far away from the crescent plate (221), a rotating ring (218) is fixedly arranged at one end of the vertical connecting rod (219) far away from the crescent plate (221), and the inner diameter of the rotating ring (218) is rotatably connected with the outer side surface of the rotating shaft II (222).
  7. 7. The automobile loading brake inspection system according to claim 6, wherein a transmission pipe (217) is arranged on one side, far away from the vertical connecting rod (219), of the rotating ring (218), a tooth slot is arranged on one side, far away from the rotating ring (218), of the transmission pipe (217), a transmission gear C (216) is arranged on the outer side of the transmission pipe (217) in a transmission mode, the transmission pipe (217) is meshed with the transmission gear C (216), a micro motor is arranged at the end, far away from the transmission pipe (217), of the rotating shaft II (222), and the output end of the micro motor is fixedly connected with the inside of the transmission gear C (216); The micro motor is fixedly arranged at the end part of the second rotating shaft (222), the micro motor can drive the rotating ring (218) and the vertical connecting rod (219) to rotate along the outer side surface of the second rotating shaft (222) through the driving pipe (217), the outer side of the driving pipe (217) is rotationally connected with the fixing frame (208), an arc-shaped chute B is further arranged in the driven main shaft (202), the driving shaft (220) is positioned in the arc-shaped chute B, and the driving shaft (220) can move in an arc shape under the rotation of the vertical connecting rod (219) in a matching manner and move in the arc-shaped chute B.
  8. 8. The automobile loading brake inspection system according to claim 1, wherein the inspection unit (3) comprises independent connecting rods (302), one ends of the independent connecting rods (302) far away from the fixing frame (208) are provided with brake inspection rollers (301), the brake inspection rollers (301) are rotatably connected with the independent connecting rods (302), brake force sensors and rotating speed sensors are arranged in the brake inspection rollers (301), the brake inspection rollers (301) can collect and inspect brake force data of wheels to be inspected through the mutual matching of the brake force sensors and the rotating speed sensors, the independent connecting rods (302) are located above the fixing frame (208), the number of the independent connecting rods (302) is at least two, the two independent connecting rods (302) are located at the left end and the right end of the brake inspection rollers (301), and the brake inspection rollers (301) are located between the driving spindle (201) and the driven spindle (202).
  9. 9. The automobile loading brake inspection system according to claim 1, wherein the limiting unit comprises two pins (105) and a slot board (104) which are symmetrically arranged, a plurality of limiting teeth are arranged on the outer side surface of the pins (105), a plurality of limiting grooves which are mutually matched with the pins (105) are formed in the inner wall of the slot board (104), and the length and the width of the pins (105) are mutually matched with the slot board (104); When the inside of bolt (105) and slot board (104) is in the state of inserting each other, can remain spacing state all the time between a plurality of spacing teeth and the interior a plurality of spacing grooves of slot board (104), the material of a plurality of spacing teeth sets up to flexible material, and when bolt (105) slides in slot board (104) inside, a plurality of spacing teeth can receive under the extrusion of a plurality of spacing grooves and be in deformation state gradually.
  10. 10. A method of using a vehicle loading brake verification system, comprising the implementation of a vehicle loading brake verification system as defined in claim 1, comprising the steps of: s1, driving a vehicle to be tested into a detection area, starting the hydraulic adjusting unit (103), controlling the piston rod of the hydraulic adjusting unit to extend or retract so as to adjust the distance between the driving main shaft (201) and the driven main shaft (202), and locking the hydraulic adjusting unit (103) after the distance is adjusted to be in place in the adjustment process, wherein the limiting unit locks the two mounting transverse plates (102); S2, starting a driving unit (2) to drive the driving spindle (201) to rotate, wherein the driving spindle (201) drives a wheel to be tested to rotate by means of surface friction force, the wheel drives the driven spindle (202) to rotate along with the wheel, when the wheel is in a rotating state, braking force is controlled to be applied to the wheel, and braking data are collected through a detecting unit (3) in a braking process; and S3, after the brake detection is completed, the driving unit (2) stops, the vehicle is driven away, and the steps S1 and S2 are repeated according to the next vehicle specification to be detected.

Description

Automobile loading braking inspection system and application method thereof Technical Field The invention relates to the technical field of automobile detection, in particular to an automobile loading braking inspection system and a using method thereof. Background The automobile loading braking inspection is a key link in the safety inspection of motor vehicles, and the automobile loading braking inspection system applies a rotary driving force to wheels to be inspected through a driving roller to simulate a road surface and then brakes so as to measure and evaluate the braking performance of the vehicles, however, the existing automobile loading braking inspection system has a plurality of technical problems to be solved in practical application. The invention discloses a Chinese patent with the publication number of CN109000931B, which discloses an automobile brake detection table, and comprises a buried base and a detection box, wherein the buried base comprises a base body, a concave-shaped notch is formed in one surface of the base body, a group of rectangular notches are formed in one opposite inner wall of the concave-shaped notch, a group of water guide devices are fixed on one surface of the base body, the water guide devices comprise a filter box and a water tank, one surfaces of the filter box and the water tank are fixedly connected with one surface of the base body, the filter box is communicated with the water tank through a pipeline, a first water pump and a second water pump are fixedly communicated with one surface of the water tank and one surface of the filter box respectively, a group of detection devices are fixed in the detection box, a water guide tank is fixed on the bottom surface of the detection box, the detection box and the water guide tank are in clearance fit with the concave-shaped notch, and a group of humidifying devices are fixed on one opposite sides of the detection box. According to the above prior art, it is found that, due to the significant difference between the wheel tracks of different vehicle types (i.e. the center distance between the left and right wheels), it is difficult for a single device to quickly and accurately adapt to vehicles of various specifications, such as a mini car, a large van, etc., and secondly, during the detection process, hard objects (such as stones) or adhesive substances (such as soil and colloid) embedded in the grooves of the tire tread can significantly change the actual friction state between the tire and the detection roller, for example, the deep grooves of the snow tire are very easy to be blocked into stones, and the tread of a common tire is easy to adhere to sundries after the running under complex road conditions, and these attachments can cause uneven contact pressure distribution between the tire and the roller, generate abnormal vibration or slippage during the braking detection, thereby distorting the acquired key data, such as braking force, rotation speed, etc., and affecting the accurate judgment of the braking efficiency and safety of the vehicle. Disclosure of Invention The invention aims to provide an automobile loading braking inspection system and a using method thereof, which are used for solving the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The automobile loading braking inspection system comprises a supporting unit, a driving unit and a detection unit, wherein the driving unit and the detection unit are both positioned in the supporting unit, and the driving unit can be used for driving wheels to be tested to rotate; The supporting unit comprises two mounting shells, wherein one sides of the two mounting shells, which are close to each other, are respectively provided with a mounting transverse plate, a limiting unit is arranged between the two mounting transverse plates, and one side of the two mounting transverse plates, which is close to the limiting unit, is provided with a hydraulic adjusting unit; The driving unit comprises a driving main shaft and a driven main shaft, a first rotating shaft is arranged in the driving main shaft, a second rotating shaft is arranged in the driven main shaft, the left end and the right end of the first rotating shaft and the right end of the second rotating shaft are both rotationally connected with a fixing frame, and the bottom of the fixing frame is connected with the bottom of the inner wall of the mounting shell; the outer side surface of the driving main shaft is provided with an adjusting groove, and inclined plates which are symmetrically arranged are movably arranged in the adjusting groove; The inside of driven main shaft is equipped with the recess, and the inside activity of recess is equipped with the crescent moon board, the inside rotation of crescent moon board is equipped with the pivot, the crescent moon board is connected through pivot and the inside rot