CN211567559U - Vehicle-mounted tire side deformation detection device - Google Patents

Vehicle-mounted tire side deformation detection device Download PDF

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Publication number
CN211567559U
CN211567559U CN202020148126.4U CN202020148126U CN211567559U CN 211567559 U CN211567559 U CN 211567559U CN 202020148126 U CN202020148126 U CN 202020148126U CN 211567559 U CN211567559 U CN 211567559U
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CN
China
Prior art keywords
rotating base
cylinder
vehicle
motor
detection device
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Expired - Fee Related
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CN202020148126.4U
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Chinese (zh)
Inventor
任有
郑学胜
闫冠
张志龙
姜姗
王靓喆
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Jilin University
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Jilin University
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Abstract

The utility model relates to a check out test set in vehicle detection field especially relates to an on-vehicle side wall deformation detection device. The vehicle-mounted tire side deformation detection device is small in size, convenient to carry and accurate in detection. The utility model discloses a three-jaw chuck chucking carries out fixed mounting in the wheel hub is downthehole, and inclination sensor detects the swing angle of rotating base in the car operation. The controller controls the motor to rotate to compensate the swing angle of the rotating base, so that the rotating base is consistent with the direction of a vertical line on the ground, and the stability of the laser displacement sensor for measuring the deformation of the tire side is ensured. The WIFI module of controller sends the side wall deformation data of gathering to the cell-phone, utilizes the testing procedure APP of cell-phone installation to handle data, obtains the testing result.

Description

Vehicle-mounted tire side deformation detection device
Technical Field
The utility model relates to a check out test set in vehicle detection field especially relates to an on-vehicle side wall deformation detection device.
Background
The car is used as a necessary tool for life and travel, and the safety of the car is an important guarantee for the life safety of a driver and passengers. There are many factors affecting the safety of a car, and one of the most common factors is the tire burst of the car. The tire is used as a wear part of a car, and is very easily affected by hard object impact, puncture and aging cracks during driving. Due to the fact that the tire side is weak, the strength of the local position of the tire side can be reduced due to different types of damage, uneven deformation of the tire side is caused, and therefore the tire side portion is the most common position for tire burst. In order to prevent traffic accidents caused by tire burst, the state of the tire side wall needs to be detected regularly. The current detection mode for the tire of the passenger car is to detect the internal damage of the tire usually when the tire is disassembled or the passenger car is static, only individual performance of the tire can be detected, the operation flow is complex, and the use effect of the tire side can not be embodied. Therefore, a detection device which is small in size, convenient to carry, accurate in detection and capable of comprehensively showing the using state of the tire side wall in the running process is urgently needed, the purpose that a driver verifies the safety of the tire side wall when needed is achieved by detecting the relative deformation amount of the tire side wall part at the time of tire grounding, and therefore tire burst is prevented.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the easy tire burst of car wheel side wall but the testing process is complicated, detect duration long, receive the unable problem that removes the detection of equipment restriction, provide a small volume, portable, detect accurate on-vehicle side wall deformation detection device. The utility model discloses a three-jaw chuck chucking carries out fixed mounting in the wheel hub is downthehole, and inclination sensor detects the swing angle of rotating base in the car operation. The controller controls the motor to rotate to compensate the swing angle of the rotating base, so that the rotating base is consistent with the direction of a vertical line on the ground, and the stability of the laser displacement sensor for measuring the deformation of the tire side is ensured. The WIFI module of controller sends the side wall deformation data of gathering to the cell-phone, utilizes the testing procedure APP of cell-phone installation to handle data, obtains the testing result.
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. The following examples are presented only for the purpose of further understanding and implementing the technical solutions of the present invention, and do not constitute a further limitation of the claims of the present invention, therefore. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, if terms are involved, such as: the directional or positional relationships indicated by "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or part (element) referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other internally, and can be flexibly connected, rigidly connected or movably connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An on-vehicle side wall deformation detection device includes: the device comprises a three-jaw chuck, a connecting cylinder, a rotating base, a power supply, a controller, an inclination angle sensor and a laser displacement sensor, wherein the power supply, the controller and the inclination angle sensor are arranged on the rotating base; the connecting cylinder consists of a steel cylinder and annular steel plates at two ends, grooves are formed in the inner walls of the two ends of the steel cylinder, and a circular hole is formed in the outer surface of the steel cylinder; the connecting cylinder is fixedly connected with the three-jaw chuck through a bolt, and jaws of the three-jaw chuck are embedded into and fixed in a hub hole of the wheel; the rotary base is composed of a steel cylinder and a rectangular steel plate which are perpendicular to each other, the steel cylinder is inserted from one end of the connecting cylinder and is arranged in the connecting cylinder through a bearing, a bearing end cover is arranged at the outer end of the connecting cylinder, a motor is arranged in the steel cylinder, a motor shaft is provided with a gear, the gear is meshed with a gear ring, and the gear ring is embedded into a groove at one end of the connecting cylinder in an interference fit mode and is fixed with the connecting cylinder through a bolt; the vertical position of the lifting plate is adjustable, and the laser displacement sensor is arranged at the end part of the lifting plate and is aligned to the side surface of the tire; the rotating base is controlled by the controller to rotate reversely through the tilt angle sensor, so that the rotating base and the lifting plate are always vertical to the ground.
Furthermore, the motor is installed in the steel cylinder of the rotating base through a motor support, the motor support is two vertical steel plates, the bottom of the motor is fixed on a rectangular plate in the steel cylinder of the rotating base through a motor support bolt, a motor shaft penetrates through a circular through hole in the motor support, and a shaft end gear of the motor shaft is meshed with the gear ring.
Further, the three-jaw chuck comprises 3 jack catchs and chuck body, and in the slide of jack catch embedding chuck body, can be along radial movement, the jack catch is the cuboid slider, and the fixed surface has the drum, and the drum external diameter is the same with wheel hub bore internal diameter, the chuck body is the disc, and a side surface is equipped with the tight ring gear in annular boss top.
Furthermore, the lifting plate is a rectangular steel plate and is fixed on the rotating base through a locking bolt and a locking nut, and the height of the lifting plate is adjusted and fixed through the locking bolt and the locking nut and is used for adjusting the upper position and the lower position of the laser displacement sensor.
Furthermore, the power supply, the controller and the tilt angle sensor are sequentially fixed on the plane of the rotating base through bolts, wherein the fixed position of the tilt angle sensor is close to the rectangular through hole of the rotating base, the power supply is electrically connected with the controller, the motor is connected with the controller through a signal control line, and the tilt angle sensor is connected with the controller through a signal control line.
Furthermore, the gear ring and the connecting cylinder are connected and fixed through 1 hexagon socket head cap screw which penetrates through a circular hole in the connecting cylinder and is screwed into a threaded hole in the gear ring.
The motor is a direct current brushless speed reducing motor.
The motor support is characterized in that the two steel plates are vertically connected and fixed, and a small-diameter circular through hole and a large-diameter circular through hole are formed in the surface of the motor support.
The gear is a straight-tooth cylindrical gear, and the modulus and the pressure angle are the same as those of the gear ring.
The bearing is a double-row angular contact ball bearing.
The rotary base is made of a steel cylinder and a steel plate, a shaft shoulder is arranged on the outer surface of the steel cylinder, a rectangular steel plate is arranged at one end in the cylinder, and a threaded hole is formed in the surface of the rectangular steel plate. The end face of the other end of the steel cylinder is provided with a rectangular steel plate, and a circular through hole and a rectangular through hole are machined in the surface of the steel cylinder.
The lifter plate be the rectangle steel sheet, one end surface is equipped with 2 circular through-holes, the other end is equipped with the right angle baffle and has 2 circular through-holes as bearing the base in the side processing.
The locking bolt be hexagon bolt, lock nut is that rectangular steel plate surface is equipped with 2 screw holes.
The power supply is a mobile power supply.
The controller selects an STM32 controller, and an ESP8266 wireless WIFI module is inserted through an interface on the main control board.
The inclination angle sensor is an SST810 dynamic inclination angle sensor.
The utility model has the advantages that:
1. a vehicle-mounted side wall deformation detection device small, easy operation safety, convenient to carry have improved detection efficiency, indoor outdoor all can use.
2. A vehicle-mounted side wall deformation detection device install on the car, realized detecting the deformation of wheel side wall under the car driving situation, the testing result can truly reflect out the deformation performance and the safe state of side wall.
3. A vehicle-mounted side wall deformation detection device use laser displacement sensor to measure the tire side and become non-contact measurement, handle data transmission through the WIFI module and show that need not the wiring to the cell-phone, detection error is little, the result is accurate reliable.
Drawings
FIG. 1 is a schematic view of the vehicular sidewall deformation detecting device according to the present invention;
FIG. 2 is an isometric view of an in-vehicle sidewall deformation detection device according to the present invention;
FIG. 3 is a structural relationship diagram of the connecting cylinder, the gear ring, the gear and the rotating base according to the present invention;
fig. 4 is a structural relationship diagram of the gear, the motor bracket, the rotating base, the bearing and the bearing end cover according to the present invention;
fig. 5 is an isometric view of a three-jaw chuck according to the present invention;
figure 6 is an isometric view of a ring gear according to the present invention;
figure 7 is an isometric view of a connector barrel according to the present invention;
fig. 8 is an isometric view of an electric machine according to the present invention;
fig. 9 is an isometric view of a motor mount according to the present invention;
fig. 10 is an isometric view of a motor, motor bracket, and gear in accordance with the present invention;
fig. 11 is an isometric view of a bearing according to the present invention;
fig. 12 is an isometric view of a bearing end cap according to the present invention;
fig. 13 is an isometric view of a swivel base according to the present invention;
fig. 14 is an isometric view of a lifter plate according to the present invention;
fig. 15 is an isometric view of a laser displacement sensor according to the present invention;
fig. 16 is an isometric view of a locking bolt according to the present invention;
fig. 17 is an isometric view of a lock nut according to the present invention;
fig. 18 is a control structure composition diagram of an on-vehicle side wall deformation detection device of the present invention.
In the figure: 1. the three-jaw chuck comprises a three-jaw chuck body, 2 parts of a connecting cylinder, 3 parts of a bearing end cover, 4 parts of a gear ring, 5 parts of a motor, 6 parts of a motor support, 7 parts of a gear, 8 parts of a bearing, 9 parts of a rotating base, 10 parts of a lifting plate, 11 parts of a locking bolt, 12 parts of a locking nut, 13 parts of a power supply, 14 parts of a controller, 15 parts of a laser displacement sensor and 16 parts of an inclination angle sensor.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1 to 17, an in-vehicle sidewall deformation detecting device includes: the three-jaw chuck comprises a three-jaw chuck 1, a connecting cylinder 2, a bearing end cover 3, a gear ring 4, a motor 5, a motor bracket 6, a gear 7, a bearing 8, a rotating base 9, a lifting plate 10, a locking bolt 11, a locking nut 12, a power supply 13, a controller 14, a laser displacement sensor 15 and an inclination angle sensor 16.
The gear ring is a straight-tooth inner gear ring 4, and a threaded hole is formed in the cylindrical surface and used for circumferential fixation. Connecting cylinder 2 comprises a steel cylinder and annular steel sheet, and steel cylinder both ends inner wall processing is fluted, and surface processing has a circular port, and annular steel sheet surface machining has 4 circular through-holes, and the steel cylinder both ends are located to the annular steel sheet. The gear ring 4 is embedded into a groove at one end of the connecting cylinder 2 in an interference fit manner, and 1 hexagon socket head cap screw penetrates through a circular hole in the connecting cylinder 2 and is screwed into a threaded hole in the gear ring 4. The motor 5 is a dc brushless speed reducing motor. The motor support 6 is formed by vertically connecting and fixing two steel plates, and a small-diameter circular through hole and a large-diameter circular through hole are formed in the surface of the motor support. The main shaft of the motor 5 penetrates into the large-diameter circular through hole in the motor support 6, so that the end face of the motor 5 is concentric with the circular through hole in the motor support 6, and the motor 5 is fixed on the motor support 6 through threaded connection. Rotating base 9 is made for steel cylinder and steel sheet, and the steel cylinder surface is equipped with the shaft shoulder, and one end is equipped with the rectangle steel sheet in the section of thick bamboo, and the rectangle steel sheet surface is equipped with the screw hole. The end face of the other end of the steel cylinder is provided with a rectangular steel plate, and a circular through hole and a rectangular through hole are machined in the surface of the steel cylinder. The lower end surface of the motor support 6 is contacted with the flat surface in the cylinder of the rotating base 9, the main shaft of the motor 5 is placed outwards, and the motor support 6 and the like are fixed in the cylinder of the rotating base 9 through threaded connection. The gear 7 is a straight spur gear, and the modulus and the pressure angle are the same as those of the gear ring 4. The gear 7 is fixed on the main shaft of the motor 5 by interference fit. The bearing end cover 3 is composed of an annular steel plate and an annular boss, the annular steel plate is provided with 5 circular through holes along the circumference at equal intervals, and the annular boss is arranged on the inner ring of the annular steel plate. The cylindrical end of the rotating base 9 is inserted into the through hole of the bearing end cap 3. The bearing 8 is a double-row angular contact ball bearing. The inner ring of the bearing 8 is in surface contact with the cylindrical surface on the outer side of the cylinder of the rotating base 9, and the bearing 8 is fixed on the shaft shoulder of the cylinder of the rotating base 9 through interference fit. The outer ring of the bearing 8 is in contact with the inner wall surface of one side of the connecting cylinder 2, the bearing 8 is simultaneously embedded into a shaft shoulder in the connecting cylinder 2 through interference fit, and the gear 7 is meshed with the gear ring 4. 5 bolts pass through circular through holes on the end surfaces of the bearing end cover 3 and the connecting cylinder 2, and the bearing end cover 3 tightly props up the bearing 8 through bolt connection. The three-jaw chuck 1 consists of 3 jaws and a chuck body, and the jaws are embedded in a slide way of the chuck body and can move along the radial direction. The jack catch is made of a cuboid slider surface fixing cylinder, and the outer diameter of the cylinder is the same as the inner diameter of the wheel hub hole. The chuck body is a disc, a groove slideway is arranged on the surface of one side of the chuck body, and an annular boss is arranged on the surface of the other side of the chuck body and is concentric with the disc. The other end face of connecting cylinder 2 contacts with the end face of three- jaw chuck 1, and 4 bolts pass through the circular through-hole on connecting cylinder 2 and the three-jaw chuck 1, are connected through the bolted connection with connecting cylinder 2 etc. together fixed with three-jaw chuck 1, and ring gear 4 is tightly pushed up to the annular boss of three-jaw chuck 1 simultaneously. Lifter plate 10 is the rectangle steel sheet, and one end surface is equipped with 2 circular through-holes, and the other end is equipped with the right angle baffle and has 2 circular through-holes as bearing the base in the side processing. The locking bolt 11 is a hexagon bolt, and the locking nut 12 is 2 threaded holes formed in the surface of the rectangular steel plate. The lifting plate 10 is in surface-to-surface contact with the rectangular through hole of the rotating base 9, the locking nut 12 is in surface-to-surface contact with the other surface of the lifting plate 10, and the 2 locking bolts 11 penetrate through the circular through hole of the lifting plate 10 and the rectangular through hole of the rotating base 9 to be matched with the locking nut 12 through threaded connection, so that the lifting plate 10 is fixed on the rotating base 9. The laser displacement sensor 15 is arranged at the base end of the lifting plate 10, and 2 bolts penetrate through holes in the laser displacement sensor 15 and circular through holes in the side plate of the base end of the lifting plate 10 and fix the laser displacement sensor 15 on the base of the lifting plate 10 through bolt connection. The power supply 13 is a mobile power supply. The controller 14 selects an STM32 controller, and an ESP8266 wireless WIFI module is inserted through an interface on the main control board. SST810 dynamic tilt sensors are selected as tilt sensors 16. The power supply 13, the controller 14 and the tilt sensor 16 are respectively fixed on the plane of the rotating base 9 in sequence through bolt connection, wherein the fixed position of the tilt sensor 16 is close to the rectangular through hole of the rotating base 9. The power supply 13 is connected with the controller 14 through a power line, the motor 5 is connected with the controller 14 through a signal control line, and the tilt sensor 16 is connected with the controller 14 through a signal control line.
A use method of the vehicle-mounted sidewall deformation detection device comprises the following steps:
in order to ensure ideal detection effect, the car to be detected is driven into a section with a flat road surface and no pit. The jack catch embedding wheel of three-jaw chuck wheel is downthehole and fixed, and the height of lifter plate is adjusted to rotatory locking bolt, moves cell-phone APP testing procedure, carries out signal connection. Firstly, adjusting the lifting plate and rotating the rotating base to enable a laser point of the laser displacement sensor to irradiate the highest point of the tire side wall of the wheel, and confirming that detection data of the position is a reference value of no deformation of the tire side wall. Then, the rotating base is released, the rotating base keeps consistent with the direction of a vertical line of the ground under the action of gravity, a laser point of the laser displacement sensor irradiates the lowest point position of the side wall of the wheel, and the car is started to keep running forwards at a low speed and a uniform speed. When the controller acquires that the swing angle data of the tilt angle sensor is non-zero, the controller drives the motor to rotate, so that the rotating base rotates through the reaction force to keep the direction consistent with the direction of the vertical line on the ground, even if the measuring position of the laser displacement sensor keeps stable. The controller utilizes the WIFI module with the wheel side wall at the data continuous transmission who takes place deformation apart from ground the minimum to the cell-phone, utilizes the testing procedure APP of cell-phone installation to handle data, obtains the testing result, can judge the safe state of wheel tire side wall according to the testing result, takes appropriate measure, the prevention blows out.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims (6)

1. The utility model provides an on-vehicle side wall deformation detection device which characterized in that includes: the device comprises a three-jaw chuck, a connecting cylinder, a rotating base, a power supply, a controller, an inclination angle sensor and a laser displacement sensor, wherein the power supply, the controller and the inclination angle sensor are arranged on the rotating base; the connecting cylinder consists of a steel cylinder and annular steel plates at two ends, grooves are formed in the inner walls of the two ends of the steel cylinder, and a circular hole is formed in the outer surface of the steel cylinder; the connecting cylinder is fixedly connected with the three-jaw chuck through a bolt, and jaws of the three-jaw chuck are embedded into and fixed in a hub hole of the wheel; the rotary base is composed of a steel cylinder and a rectangular steel plate which are perpendicular to each other, the steel cylinder is inserted from one end of the connecting cylinder and is arranged in the connecting cylinder through a bearing, a bearing end cover is arranged at the outer end of the connecting cylinder, a motor is arranged in the steel cylinder, a motor shaft is provided with a gear, the gear is meshed with a gear ring, and the gear ring is embedded into a groove at one end of the connecting cylinder in an interference fit mode and is fixed with the connecting cylinder through a bolt; the vertical position of the lifting plate is adjustable, and the laser displacement sensor is arranged at the end part of the lifting plate and is aligned to the side surface of the tire; the rotating base is controlled by the controller to rotate reversely through the tilt angle sensor, so that the rotating base and the lifting plate are always vertical to the ground.
2. The vehicle-mounted sidewall deformation detection device according to claim 1, wherein the motor is mounted in the steel cylinder of the rotating base through a motor support, the motor support is two vertical steel plates, the bottom of the motor is fixed on a rectangular plate in the steel cylinder of the rotating base through a motor support bolt, a motor shaft penetrates through a circular through hole in the motor support, and a shaft end gear of the motor shaft is meshed with the gear ring.
3. The vehicle-mounted tire side deformation detection device according to claim 1 or 2, wherein the three-jaw chuck is composed of 3 jaws and a chuck body, the jaws are embedded in a slide way of the chuck body and can move along a radial direction, the jaws are cuboid sliders, a cylinder is fixed on the surface of the three-jaw chuck, the outer diameter of the cylinder is the same as the inner diameter of a hub hole, the chuck body is a disc, and an annular boss jacking gear ring is arranged on one side surface of the chuck body.
4. The vehicle-mounted sidewall deformation detection device according to claim 1, wherein the lifting plate is a rectangular steel plate and is fixed on the rotating base through a locking bolt and a locking nut, and the height of the lifting plate is adjusted and fixed through the locking bolt and the locking nut and is used for adjusting the vertical position of the laser displacement sensor.
5. The vehicle-mounted sidewall deformation detection device according to claim 1, wherein the power supply, the controller and the tilt sensor are sequentially fixed on a plane of the rotating base through bolts, wherein the fixed position of the tilt sensor is close to a rectangular through hole of the rotating base, the power supply is electrically connected with the controller, the motor is connected with the controller through a signal control line, and the tilt sensor is connected with the controller through a signal control line.
6. The vehicle-mounted sidewall deformation detection device according to claim 1, wherein the gear ring and the connecting cylinder are fixedly connected through 1 hexagon socket head cap screw, which penetrates through a circular hole in the connecting cylinder, and is screwed into a threaded hole in the gear ring.
CN202020148126.4U 2020-01-30 2020-01-30 Vehicle-mounted tire side deformation detection device Expired - Fee Related CN211567559U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020148126.4U CN211567559U (en) 2020-01-30 2020-01-30 Vehicle-mounted tire side deformation detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020148126.4U CN211567559U (en) 2020-01-30 2020-01-30 Vehicle-mounted tire side deformation detection device

Publications (1)

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CN211567559U true CN211567559U (en) 2020-09-25

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CN202020148126.4U Expired - Fee Related CN211567559U (en) 2020-01-30 2020-01-30 Vehicle-mounted tire side deformation detection device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111152609A (en) * 2020-01-30 2020-05-15 吉林大学 Vehicle-mounted tire side deformation detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111152609A (en) * 2020-01-30 2020-05-15 吉林大学 Vehicle-mounted tire side deformation detection device

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