CN213481719U

CN213481719U - Profiling mechanism convenient to adapt to tire size and used for four-wheel aligner

Info

Publication number: CN213481719U
Application number: CN202121079104.8U
Authority: CN
Inventors: 赵伟; 王江涛; 张海军; 袁星明; 徐顺
Original assignee: Shandong Kerixin Testing Technology Co ltd
Current assignee: Shandong Kerixin Testing Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-06-18
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to the technical field of tire angle measurement, a profiling mechanism for a four-wheel aligner convenient for adapting to tire size is disclosed, comprising a left profiling structure and a right profiling structure arranged on the right side of the left profiling structure, wherein the left profiling structure and the right profiling structure are the same and are arranged oppositely, the left profiling structure profiles a tire on the left side of a vehicle, the right profiling structure profiles a tire on the right side of the vehicle, and the left profiling structure and the right profiling structure can work simultaneously and have high working efficiency; left side profile modeling structure includes the base, installs the altitude mixture control unit on the base top, the utility model discloses can carry out the profile modeling to the vehicle tire of co-altitude not and detect, can carry out the profile modeling to the vehicle tire of different width and detect, application range is wide, more convenient to use, can carry out the profile modeling to the tire that the footpath is different and detect, and the practicality is strong, has ensured the precision at tire camber angle and toe-in angle.

Description

Profiling mechanism convenient to adapt to tire size and used for four-wheel aligner

Technical Field

The utility model relates to a measurement technical field of tire angle specifically is a profiling mechanism for four-wheel aligner who conveniently adapts to tire size.

Background

The four-wheel aligner is mainly used for detecting mutual positions and alignment angles between automobile wheels, and comprises a toe-in angle and a camber angle so as to determine automobile wheel alignment parameters and guide automobile maintenance workers to adjust the wheel alignment parameters to meet the design requirements of automobiles, realize the smoothness and safety of automobile driving and reduce oil consumption and tire wear.

The existing four-wheel aligner is a non-contact four-wheel aligner, which adopts laser and a camera to detect tires, and obtains each angle value by fitting the shape of the tires with the processed data of a computer, the method has high manufacturing cost, the chuck four-wheel aligner is mainly adopted in China, the manufacturing cost is low, but the measured data of camber angle and toe-in angle are not accurate; in addition, the prior art adopts a roller contact type four-wheel positioning instrument, so that the angle of the tire can be simply and conveniently measured, but the vehicle tires with different heights cannot be measured, the vehicle tires with different widths cannot be measured, the application range is small, and the use is inconvenient; in addition, in order to increase the stability of the four-wheel aligner, the contact part of the front end of the existing four-wheel aligner and the tire is generally fixed in size, so that the tires with different diameters cannot be detected, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a purpose, in order to solve the inaccurate problem of measured camber angle and toe-in angle, can not measure the vehicle tyre of co-altitude not, can not measure the vehicle tyre of different width, problem that application range is little can not detect the different tires in footpath, the poor technical problem of practicality.

The technical scheme of the utility model is realized like this: a profiling mechanism conveniently adapting to tire sizes and used for a four-wheel aligner comprises a left profiling structure and a right profiling structure arranged on the right side of the left profiling structure, wherein the left profiling structure and the right profiling structure are identical in structure and are oppositely arranged, the left profiling structure simulates the shape of a tire on the left side of a vehicle, the right profiling structure simulates the shape of a tire on the right side of the vehicle, the left profiling structure and the right profiling structure can work simultaneously, and the work efficiency is high; the left profiling structure comprises a base, a height adjusting unit, a distance adjusting unit and a profiling unit, wherein the height adjusting unit is installed at the top end of the base, the distance adjusting unit is connected with the height adjusting unit, the profiling unit is connected with the distance adjusting unit, the height adjusting unit adjusts the heights of the distance adjusting unit and the profiling unit, the distance adjusting unit adjusts the distance between the profiling unit and a tire, the profiling unit is in contact with the outer side surface of the tire to simulate the shape of the tire, the height adjusting unit adjusts the heights of the distance adjusting unit and the profiling unit so as to profile vehicle tires with different heights, and the distance adjusting unit mainly adjusts the distance between the profiling unit and the tire so as to profile vehicle tires with different widths; the profiling unit comprises an installation seat, an installation main frame which is rotatably connected in the installation seat through a shaft body I, an camber angle profiling component which is installed on one side of the installation main frame, a V-shaped frame which is rotatably connected to the bottom side of the installation main frame through a shaft body II, and a toe-in angle profiling component which is installed on the bottom side of the installation main frame, wherein the installation main frame simulates the vertical inclination angle of a tire through the rotation and the inclination of the shaft body I, the V-shaped frame simulates the horizontal inclination angle of the tire through the rotation and the inclination of the shaft body II, the camber angle profiling component is matched with the shaft body I for use, the toe-in angle profiling component is matched with the shaft body II for use, the camber angle of the installation main frame is converted and output through the camber angle profiling component, the camber angle of the V-shaped frame is converted and output through the toe-in angle profiling component, the toe-in angle of the tire is obtained, and, and the measurement is not needed one by one, so that the measurement time is shortened, and the working efficiency is improved.

Further, camber angle profile modeling subassembly includes that the encoder that fixes in mount pad one side through the support is first, installs the big or small adapter one at installation body frame top side, the input shaft of encoder one and the one end fixed connection of axis body one, and axis body one and installation body frame fixed connection, big or small adapter one contacts with the tire respectively with toe-in angle profile modeling subassembly for the installation body frame can be around an axis body central line back and forth rotation when the tire moves, when the tire is at vertical slope, takes place corresponding motion with big or small adapter one of tire top contact and the V type frame of tire bottom contact, makes the installation body frame slope, and then the installation body frame drives an input shaft of encoder through the axis body and rotates, and then the encoder turns into the angle of slope for outside display device, thereby can draw the camber angle of wheel.

Furthermore, big or small adapter one is including fixing two support frames on installation body frame top, rotates the lead screw one of connecting in two support frames, fixes the slide bar between two support frames, and sliding connection is at the gyro wheel cover on the slide bar, rotates the gyro wheel of connecting at the gyro wheel cover lateral surface, fixes the motor one in one of them support frame side, the screw hole and the lead screw threaded connection of gyro wheel cover, the output shaft of motor one and the one end fixed connection of lead screw one, the gyro wheel side contacts with the tire, and through a motor drive lead screw one rotates, and lead screw one drives the gyro wheel cover and slides on the slide bar and produces the displacement to the gyro wheel cover drives the gyro wheel change position, adjusts through this kind of mode, can carry out camber's measurement to the tire of different diameters.

Furthermore, the toe-in angle profiling component comprises two large adapters and two small adapters which are correspondingly installed on two sides of the V-shaped frame, the encoder II is fixed to the bottom side of the installation main frame through a support, the shaft body II is fixedly connected with the middle of the V-shaped frame, an input shaft of the encoder II is fixedly connected with one end of the shaft body II, the two large adapters and the small adapters are respectively in contact with the tire, when the tire inclines in the front-back direction, the two large adapters and the small adapters in contact with the tire move correspondingly, the two large adapters and the small adapters drive the V-shaped frame to incline, the V-shaped frame drives the input shaft of the encoder II to rotate through the shaft body II, and then the inclined angle of the V-shaped frame in the front-back direction is converted into a signal to be transmitted to an external.

Furthermore, the first large adapter and the second large adapter are the same in structure, when the diameter of the tire is larger, the two rollers of the second large adapter and the two rollers of the second large adapter are controlled to move outwards, and when the diameter of the tire is smaller, the two rollers of the second large adapter and the two rollers of the second large adapter are controlled to move inwards, so that the profiling measurement of toe-in angles of tires with different diameters can be carried out through the adjustment.

Furthermore, the first large adapter and the second large adapter are on the same circle, and the center of the circle is higher than the center of the middle position of the V-shaped frame, so that the main reason for setting is to ensure that the bottom end of the tire can incline outwards through the two large adapters and the two small adapters, so that the bottom of the mounting main frame can incline outwards, and the camber angle can be measured when the bottom end of the tire inclines outwards.

Furthermore, the roller of the first large adapter and the roller of the second large adapter are in the same plane, and the main reason for setting is that the first large adapter and the second large adapter are attached to the side face of the tire at the same time, so that the first large adapter and the second large adapter can synchronously move without a gap with the tire, and the precision in profiling is ensured.

Furthermore, the distance adjusting unit is a guide rod type air cylinder, the end of a telescopic rod of the guide rod type air cylinder is fixedly connected with the side face of the mounting seat, and the guide rod type air cylinder is simple to mount and high in positioning accuracy.

Furthermore, the height adjusting unit comprises a supporting frame fixed on the top surface of the base, a second motor fixed on the top end of the supporting frame, a second lead screw connected in the supporting frame in a rotating mode, a lifting seat connected to the front side of the supporting frame in a sliding mode, the second lead screw is in threaded connection with a threaded hole of the lifting seat, an output shaft of the second motor is fixedly connected with one end of the second lead screw, the lifting seat is fixedly connected with the guide rod type cylinder through a connecting clamp, the second lead screw is driven to rotate through the second motor, the second lead screw acts on the lifting seat, the lifting seat can be lifted, the guide rod type cylinder and the profiling unit can be driven to lift through the lifting seat, and profiling is conducted on vehicle tires with different heights.

The beneficial effects of the utility model are summarized as: firstly, the vehicle tires with different heights can be subjected to copying detection through the adjustment of the height adjusting unit, and the vehicle tires with different widths can be subjected to copying detection through the adjustment of the distance adjusting unit, so that the device is wide in application range and more convenient to use; second, the profiling detection can be carried out on tires with different diameters by adjusting the first large adapter and the second large adapter, and the practicability is high; the large adapter I and the small adapter II are fully attached to the side face of the tire at the same time, so that no gap is formed between the large adapter I and the tire, the precision during profiling is guaranteed, and the precision of a camber angle and a toe-in angle of the tire is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the profiling unit of the present invention.

Fig. 3 is a schematic structural diagram of the first large adapter and the second small adapter of the present invention.

Fig. 4 is a schematic structural diagram of the height adjusting unit of the present invention.

In the figure: the device comprises a left copying structure 1, a right copying structure 2, a distance adjusting unit 3, a copying unit 4, a mounting seat 5, a first shaft body 6, a main mounting frame 7, a camber angle copying assembly 8, a toe-in angle copying assembly 9, a first encoder 10, a first adapter 11, a second shaft body 12, a V-shaped frame 13, a second adapter 14, a second encoder 15, a support frame 16, a first lead screw 17, a slide rod 18, a roller sleeve 19, a roller 20, a first motor 21, a guide rod type cylinder 22, a support frame 23, a second motor 24, a second lead screw 25, a lifting seat 26, a height adjusting unit 27 and a base 28.

Detailed Description

In order to deepen the understanding of the utility model, the following will combine the example and the attached drawing to be right the utility model relates to a profiling mechanism for four-wheel aligner who conveniently adapts to tire size does further elaboration, and this embodiment only is used for explaining the utility model discloses, does not constitute the restriction to the scope of protection of the utility model.

As shown in fig. 1 to 4, a profiling mechanism for a four-wheel aligner, which is convenient to adapt to the size of a tire, comprises a left profiling structure 1 and a right profiling structure 2 arranged on the right side of the left profiling structure 1, wherein the left profiling structure 1 and the right profiling structure 2 have the same structure, the left profiling structure 1 and the right profiling structure 2 are arranged oppositely, the left profiling structure 1 simulates the shape of a tire on the left side of a vehicle, the right profiling structure 2 simulates the shape of a tire on the right side of the vehicle, the left profiling structure 1 and the right profiling structure 2 can work simultaneously, and the work efficiency is high; the left copying structure 1 comprises a base 28, a height adjusting unit 27 installed at the top end of the base 28, a distance adjusting unit 3 connected with the height adjusting unit 27, a copying unit 4 connected with the distance adjusting unit 3, the height adjusting unit 27 adjusting the heights of the distance adjusting unit 3 and the copying unit 4, the distance adjusting unit 3 adjusting the distance between the copying unit 4 and a tire, the copying unit 4 contacting with the outer side surface of the tire simulates the shape of the tire, the height adjusting unit 27 adjusting the heights of the distance adjusting unit 3 and the copying unit 4 so as to copy vehicle tires with different heights, and the distance adjusting unit 3 mainly adjusting the distance between the copying unit 4 and the tire so as to copy the vehicle tires with different widths; the profiling unit 4 comprises an installation seat 5, an installation main frame 7 which is rotatably connected in the installation seat 5 through a shaft body I6, an camber angle profiling component 8 which is installed on one side of the installation main frame 7, a V-shaped frame 13 which is rotatably connected on the bottom side of the installation main frame 7 through a shaft body II 12, a toe-in angle profiling component 9 which is installed on the bottom side of the installation main frame 7, the installation main frame 7 rotates and inclines around the shaft body I6 to simulate the vertical inclination angle of a tire, the V-shaped frame 13 rotates and inclines around the shaft body II 12 to simulate the transverse inclination angle of the tire, the camber angle profiling component 8 is matched with the shaft body I6 for use, the toe-in angle profiling component 9 is matched with the shaft body II 12 for use, the camber angle profiling component 8 converts and outputs the inclination angle of the installation main frame 7 to be the camber angle of the tire, the toe-in turn, the inclination angle of the V-shaped frame, the toe-in angle and the camber angle of the tire can be measured at one time in the mode, and the measurement is not needed, so that the measurement time is shortened, and the working efficiency is improved; the camber angle profiling component 8 comprises a first encoder 10 fixed on one side of the mounting seat 5 through a support, a first large adapter 11 mounted on the top side of the mounting main frame 7, an input shaft of the first encoder 10 is fixedly connected with one end of a first shaft body 6, the first shaft body 6 is fixedly connected with the mounting main frame 7, when the tire vertically inclines, the first large adapter 11 in contact with the top end of the tire and the first V-shaped frame 13 in contact with the bottom end of the tire correspondingly move, so that the mounting main frame 7 inclines, the mounting main frame 7 drives the input shaft of the first encoder 10 to rotate through the first shaft body 6, and the first encoder 10 converts the inclined angle into a signal to be transmitted to an external display device, so that the camber angle of the wheel can be obtained; the large adapter 11 and the small adapter 11 comprise two support frames 16 fixed at the top end of the mounting main frame 7, a first lead screw 17 rotatably connected in the two support frames 16, a slide rod 18 fixed between the two support frames 16, a roller sleeve 19 slidably connected on the slide rod 18, a roller 20 rotatably connected on the outer side surface of the roller sleeve 19, and a first motor 21 fixed on the side surface of one of the support frames 16, wherein a threaded hole of the roller sleeve 19 is in threaded connection with the first lead screw 17, an output shaft of the first motor 21 is fixedly connected with one end of the first lead screw 17, the side surface of the roller 20 is in contact with a tire, the first lead screw 17 is driven by the first motor 21 to rotate, the first lead screw 17 drives the roller sleeve 19 to slide on the slide rod 18 to generate displacement, so that the roller sleeve 19 drives the roller 20 to change the position; the toe-in angle copying assembly 9 comprises two large and small adapters II 14 correspondingly installed on two sides of a V-shaped frame 13, a coder II 15 fixed on the bottom side of the installation main frame 7 through a support, a shaft body II 12 is fixedly connected with the middle position of the V-shaped frame 13, an input shaft of the coder II 15 is fixedly connected with one end of the shaft body II 12, the two large and small adapters II 14 are respectively in contact with a tire, when the tire inclines in the front and back directions, the two large and small adapters II 14 in contact with the tire move correspondingly, the two large and small adapters II 14 drive the V-shaped frame 13 to incline, the V-shaped frame 13 drives the input shaft of the coder II 15 to rotate through the shaft body II 12, and then the coder II 15 converts the inclination angle in the front and back directions of the V-shaped frame 13 into a signal to be transmitted to an; the first large adapter 11 and the second large adapter 14 have the same structure, when the diameter of the tire is larger, the two rollers 20 of the second large adapter 14 are controlled to move outwards, and when the diameter of the tire is smaller, the two rollers 20 of the second large adapter 14 are controlled to move inwards, and through the adjustment, the profiling measurement of toe-in angles of tires with different diameters can be carried out; the large adapter 11 and the small adapter 14 are on the same circle, and the center of the circle is higher than the center of the middle position of the V-shaped frame 13, so that the main reason for the arrangement is to ensure that when the bottom end of the tire inclines outwards, the bottom of the tire can incline outwards through the two large adapters 14, and the camber angle of the bottom end of the tire is measured when the bottom end of the tire inclines outwards; the roller 20 of the first large adapter 11 and the roller 20 of the second large adapter 14 are in the same plane, and the arrangement is mainly characterized in that the first large adapter 11 and the second large adapter 14 are simultaneously attached to the side face of the tire, so that the first large adapter 11 and the second large adapter 14 can synchronously move without a gap with the tire, and the precision in profiling is ensured; the distance adjusting unit 3 is a guide rod type air cylinder 22, the end of a telescopic rod of the guide rod type air cylinder 22 is fixedly connected with the side surface of the mounting seat 5, and the guide rod type air cylinder 22 is simple to mount and high in positioning accuracy; the height adjusting unit 27 comprises a supporting frame 23 fixed on the top surface of a base 28, a second motor 24 fixed on the top end of the supporting frame 23, a second lead screw 25 rotatably connected in the supporting frame 23, a lifting seat 26 slidably connected to the front side of the supporting frame 23, the second lead screw 25 is in threaded connection with a threaded hole of the lifting seat 26, an output shaft of the second motor 24 is fixedly connected with one end of the second lead screw 25, the lifting seat 26 is fixedly connected with the guide rod type cylinder 22 through a connecting clamp, the second lead screw 25 is driven by the second motor 24 to rotate, the second lead screw 25 acts on the lifting seat 26, and the lifting seat 26 can be lifted, so that the lifting seat 26 can drive the guide rod type cylinder 22 and the profiling unit 4 to lift, and profiling of vehicle tires with different heights can be achieved.

Instructions for use: firstly, installation is carried out, when the installation is carried out, a sufficient distance for a vehicle to pass through between the left copying structure 1 and the right copying structure 2 is ensured, then the left copying structure 1 and the right copying structure 2 are opposite, then the left copying structure 1 and the right copying structure 2 are integrally fixed on the ground or a base prefabricated in advance through bolts penetrating through a base 28, then copying detection can be started, when the detection is carried out, the vehicle is driven to between the left copying structure 1 and the right copying structure 2, then the distance adjusting unit 3 and the copying unit 4 are lifted to the position aligned with the tire through a height adjusting unit 27, then the corresponding rollers 20 are adjusted to move to the position aligned with the rubber part of the tire through a first large adapter 11 and a second large adapter 14, then the distance adjusting unit 3 pushes the copying unit 4 to be close to the tire of the vehicle until the rollers 20 of the first large adapter 11 and the two rollers 20 of the second large adapter 14 are fully contacted with, the plane that three gyro wheel 20 place was parallel completely with the tire side at this moment, and three gyro wheel 20 has accurately imitated the form of tire, and accurate profile modeling has promptly made the inclination of tire, and three gyro wheel 20 makes its installation body frame 7 and the corresponding slope of V type frame 13 emergence at place, makes axis body one 6 and axis body two 12 carry out corresponding rotation to encoder one 10 and encoder two 15 produce corresponding signal output, and then the accurate camber angle and the toe-in angle that reachs the tire.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a profile modeling mechanism that is used for four-wheel aligner who conveniently adapts to tire size which characterized in that: the left copying structure (1) and the right copying structure (2) are arranged on the right side of the left copying structure (1), the left copying structure (1) and the right copying structure (2) are identical in structure, the left copying structure (1) and the right copying structure (2) are arranged oppositely, the left copying structure (1) simulates the shape of a left tire of a vehicle, and the right copying structure (2) simulates the shape of a right tire of the vehicle;

the left profiling structure (1) comprises a base (28), a height adjusting unit (27) installed at the top end of the base (28), a distance adjusting unit (3) connected with the height adjusting unit (27), and a profiling unit (4) connected with the distance adjusting unit (3), wherein the height adjusting unit (27) adjusts the heights of the distance adjusting unit (3) and the profiling unit (4), the distance adjusting unit (3) adjusts the distance between the profiling unit (4) and a tire, and the profiling unit (4) is in contact with the outer side surface of the tire to simulate the shape of the tire;

the profiling unit (4) comprises an installation seat (5), an installation main frame (7) which is rotatably connected into the installation seat (5) through a first shaft body (6), an camber angle profiling component (8) which is installed on one side of the installation main frame (7), a V-shaped frame (13) which is rotatably connected to the bottom side of the installation main frame (7) through a second shaft body (12), and a toe-in angle profiling component (9) which is installed on the bottom side of the installation main frame (7), wherein the installation main frame (7) rotates and inclines around the first shaft body (6) to simulate the tire at a vertical inclination angle, the V-shaped frame (13) rotates and inclines around the second shaft body (12) to simulate the tire at a horizontal inclination angle, the camber angle profiling component (8) is matched with the first shaft body (6), and the toe-in angle profiling component (9) is matched with the second shaft body (12).

2. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 1, wherein: camber angle profile modeling subassembly (8) are including fixing encoder (10) in mount pad (5) one side through the support, install big or small adapter (11) in installation body frame (7) top side, the input shaft of encoder (10) and the one end fixed connection of axis body (6), and axis body (6) and installation body frame (7) fixed connection.

3. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 2, wherein: big or small adapter (11) are including fixing two support frames (16) on installation body frame (7) top, rotate lead screw (17) of connecting in two support frames (16), fix slide bar (18) between two support frames (16), roller sleeve (19) of sliding connection on slide bar (18), rotate gyro wheel (20) of connecting at roller sleeve (19) lateral surface, fix motor (21) in one of them support frame (16) side, the screw hole and lead screw (17) threaded connection of roller sleeve (19), the output shaft of motor (21) and the one end fixed connection of lead screw (17), gyro wheel (20) side and tire contact.

4. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 3, wherein: the toe-in angle profiling component (9) comprises two large and small adapters (14) correspondingly mounted on two sides of a V-shaped frame (13), a second encoder (15) fixed to the bottom side of the mounting main frame (7) through a support, the second shaft body (12) is fixedly connected with the middle of the V-shaped frame (13), an input shaft of the second encoder (15) is fixedly connected with one end of the second shaft body (12), and the two large and small adapters (14) are respectively in contact with the tire.

5. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 4, wherein: the first large adapter (11) and the second large adapter (14) are identical in structure.

6. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 4, wherein: the first large adapter (11) and the second large adapter (14) are on the same circle, and the center of the circle is higher than the center of the V-shaped frame (13) in the middle position.

7. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 5, wherein: the roller (20) of the first large adapter (11) and the roller (20) of the second large adapter (14) are in the same plane.

8. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 1, wherein: the distance adjusting unit (3) is a guide rod type air cylinder (22), and the end of a telescopic rod of the guide rod type air cylinder (22) is fixedly connected with the side face of the mounting seat (5).

9. The profiling mechanism for four-wheel aligner convenient for adapting to tire size according to claim 8, wherein: the height adjusting unit (27) comprises a supporting frame (23) fixed on the top surface of a base (28), a second motor (24) fixed at the top end of the supporting frame (23), a second lead screw (25) rotatably connected in the supporting frame (23), and a lifting seat (26) slidably connected to the front side of the supporting frame (23), wherein the second lead screw (25) is in threaded connection with a threaded hole of the lifting seat (26), an output shaft of the second motor (24) is fixedly connected with one end of the second lead screw (25), and the lifting seat (26) is fixedly connected with a guide rod type air cylinder (22) through a connecting clamp.