Flexible-supporting outer tire deformation testing frame of inner tire expansion testing table

Abstract

The utility model relates to the field of tire detection devices, in particular to a flexibly-supported tire tube expansion test board outer tire deformation test frame which comprises a box body, a second motor fixedly connected to the upper end of the inner wall of the box body, a rotating disc fixedly connected to the upper end of an output shaft of the second motor, a convex ring fixedly connected to the outer wall of the rotating disc, and a fixing block fixedly connected to the right end of the box body. Two fixing plates are fixedly connected to the upper end of the fixing block, rotating blocks are rotationally arranged at the ends, close to each other, of the two fixing plates, rotating columns are fixedly connected to the inner walls of the rotating blocks, and adjusting assemblies are arranged on the rotating columns. A second motor is started, the upper end of an output shaft of the second motor drives a rotating disc to rotate, so that a convex ring rotates, and in the rotating process of the convex ring, a first motor is started at the same time, so that the left end of an output shaft of the first motor drives a tire on a hub to rotate; and the extrusion condition of the lower part of the tire and air pressure data displayed by the air pressure sensor are shot by the camera, so that the expansion of the inner tower is tested and checked.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of tire detection device, especially to the flexible support's inner tube inflation test platform outer tire deformation test frame. BACKGROUND

[0002] Tire deformation test frame is widely used in tire manufacturing, automobile manufacturing and scientific research field, in the tire manufacturing process, it can be used for evaluating the quality, durability and performance of tire;In the field of automobile manufacturing, it can be used for optimizing vehicle suspension system, improving handling performance and ensuring driving safety;In the field of scientific research, it can be used for studying the influence of tire material, structure and design on deformation characteristics.

[0003] The prior art mainly depends on static and dynamic test methods to evaluate the performance of tire, static test usually includes measuring the size, weight, hardness and other physical parameters of tire, while dynamic test pays more attention to the performance of tire in the driving process, such as grip, wear resistance, anti-skid performance, however, these test methods often cannot comprehensively and accurately reflect the deformation characteristics and inner tube inflation of tire under complex stress conditions.

[0004] Therefore, the flexible support's inner tube inflation test platform outer tire deformation test frame is proposed, which has power-driven detection tire and angle stress adjustment structure, and can detect tire in multiple directions through different concave-convex road surfaces. UTILITY MODEL CONTENTS

[0005] In order to overcome the deficiency of the existing tire detection in the deformation characteristics and inner tube inflation under complex stress conditions, resulting in the problem of not comprehensiveness and limitation, therefore, the flexible support's inner tube inflation test platform outer tire deformation test frame is proposed.

[0006] The utility model discloses a flexible support's inner tube inflation test platform outer tire deformation test frame, including the box body, the inner wall upper end of box body is fixedly connected with second motor, and the output shaft upper end of second motor is fixedly connected with carousel, and the outer wall of carousel is fixedly connected with convex ring, and the right -hand member of box body is fixedly connected with fixed block, and the upper end of fixed block is fixedly connected with two fixed plates, and the end of two fixed plates is rotatably arranged with the rotating block, and the inner wall of rotating block is fixedly connected with rotating column, and the rotating column is provided with adjusting assembly, and the rotating block is provided with first motor, and the output shaft left end of first motor is fixedly connected with wheel hub, and the outer wall of wheel hub is sleeved with tire, and the air tap of tire is provided with air pressure sensor.

[0007] Preferably, by starting the second motor, the output shaft of the second motor drives the rotating disc to rotate, so that the convex ring rotates, and in the process of rotating the convex ring, the first motor is started at the same time, the left end of the output shaft of the first motor drives the tire on the hub to rotate, then the camera shoots the extrusion condition of the lower part of the tire and the air pressure data displayed by the air pressure sensor, so as to test and check the expansion of the inner tower.

[0008] Preferably, a first groove is formed through the front end of the front fixing plate of the fixed block, second grooves are uniformly formed in the front end of the fixing plate, and three screw grooves are formed in the front end of the fixing plate.

[0009] Preferably, the inner wall of the first groove is attached to the outer wall of the rotating column, and a socket is formed in the front end of the rotating column.

[0010] Preferably, the adjusting assembly comprises a sleeve, a plug column, a plug block, an ear plate and a stud; the inner wall of the socket is slidably provided with the plug column, the socket and the plug column are both hexagonal structures, the front end of the plug column is fixedly connected with the sleeve, the outer wall of the sleeve is fixedly connected with the ear plate, the rear end of the sleeve is fixedly connected with two plug blocks, and the plug blocks are matched with the second grooves.

[0011] Preferably, the left end of the fixed block is provided with a camera, and the camera shooting end of the camera is located at the lower part of the outer wall of the tire.

[0012] Preferably, the ear plate is provided with a stud, and the stud is threadedly installed in the screw groove through the ear plate.

[0013] Preferably, the lower end of the convex ring is attached to the upper end of the inner wall of the box body.

[0014] The utility model discloses the beneficial effect:

[0015] 1. by starting the second motor, the output shaft of the second motor drives the rotating disc to rotate, so that the convex ring rotates, and in the process of rotating the convex ring, the first motor is started at the same time, the left end of the output shaft of the first motor drives the tire on the hub to rotate, then the camera shoots the extrusion condition of the lower part of the tire and the air pressure data displayed by the air pressure sensor, so as to test and check the expansion of the inner tower, through the convex ring, different road surfaces of different concave and convex degrees can be simulated, and the comprehensive nature of the experiment can be improved by cooperating with the angle adjusting device.

[0016] 2. when the force angle of the tire needs to be adjusted, the stud is removed, then the sleeve is pulled to the front end, the plug block is inserted into the corresponding second groove, the rotating column drives the hub on the rotating block to rotate around the axis of the first groove on the fixing plate, then the stud is inserted into the corresponding screw groove through the ear plate, and is fixed by screwing. DRAWINGS

[0017] Figure 1Shown is a schematic diagram of the three-dimensional structure of the flexible support inner tube expansion test bench and outer tube deformation test stand of the utility model;

[0018] Figure 2 Shown is a schematic diagram of the three-dimensional structure of the fixed block of the flexible support inner tube expansion test bench and outer tube deformation test stand of the present invention;

[0019] Figure 3 The utility model shows the flexible support inner tube expansion test bench outer tube deformation test stand Figure 2 A is a partially enlarged schematic diagram of the three-dimensional structure;

[0020] Figure 4 Shown is a schematic diagram of the three-dimensional cross-sectional structure of the flexible support inner tube expansion test bench and outer tube deformation test stand of the present invention;

[0021] Figure 5 Shown is a schematic diagram of the three-dimensional structure of the wheel hub of the flexible support inner tube expansion test bench and outer tube deformation test stand of the present invention;

[0022] Figure 6 Shown is a three-dimensional structural schematic diagram of the adjustment component of the flexible support inner tube expansion test bench and outer tube deformation test stand of the present invention.

[0023] The marks in the accompanying drawings are: 1. Box body; 101. Sleeve; 102. Plug; 103. Insert block; 104. Ear plate; 105. Stud; 2. Fixing block; 3. Camera; 4. Fixing plate; 5. First slot; 6. Second slot; 7. Screw groove; 8. Rotating column; 9. Socket; 10. Rotating block; 11. First motor; 12. Wheel hub; 13. Tire; 14. Air pressure sensor; 15. Second motor; 16. Turntable; 17. Convex ring. DETAILED DESCRIPTION

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0025] See also Figures 1-6 The utility model provides an embodiment: a flexibly supported inner tube expansion test bench and outer tube deformation test stand, comprising a box body 1, a second motor 15 is fixedly connected to the upper end of the inner wall of the box body 1, a turntable 16 is fixedly connected to the upper end of the output shaft of the second motor 15, a convex ring 17 is fixedly connected to the outer wall of the turntable 16, a fixed block 2 is fixedly connected to the right end of the box body 1, two fixed plates 4 are fixedly connected to the upper end of the fixed block 2, a rotating block 10 is rotatably provided at one end of the two fixed plates 4 close to each other, a rotating column 8 is fixedly connected to the inner wall of the rotating block 10, an adjusting component is provided on the rotating column 8, a first motor 11 is provided on the rotating block 10, a wheel hub 12 is fixedly connected to the left end of the output shaft of the first motor 11, a tire 13 is sleeved on the outer wall of the wheel hub 12, and an air pressure sensor 14 is provided at the air valve of the tire 13.

[0026] Please refer to Figures 1-5 In the embodiment, the first groove 5 is formed through the front end of the front fixing plate 4 on the fixed block 2, the second groove 6 is formed through the front end of the fixing plate 4, and the three screw grooves 7 are formed through the front end of the fixing plate 4, which facilitates the rotation of the tire 13, so as to test the pressure expansion at different inclination angles. The inner wall of the first groove 5 is attached to the outer wall of the rotating column 8. The insertion hole 9 is formed through the front end of the rotating column 8. The camera 3 is arranged at the left end of the fixed block 2. The camera end of the camera 3 is located at the lower part of the outer wall of the tire 13. The photos taken by the camera 3 and the data measured by the air pressure sensor 14 are compared synchronously, so as to test the expansion of the tire 13. The lower end of the convex ring 17 is attached to the inner wall of the box body 1. The lower end of the convex ring 17 is tested through the inner wall of the box body 1, so as to prevent the tire 13 from being tested unevenly.

[0027] Please refer to Figure 3 and Figure 6 In the embodiment, the adjusting assembly includes the sleeve 101, the insertion column 102, the insertion block 103, the ear plate 104, and the screw column 105. The insertion column 102 is slidably arranged in the inner wall of the insertion hole 9. The insertion hole 9 and the insertion column 102 are hexagonal structures. The sleeve 101 is fixedly connected to the front end of the insertion column 102. The ear plate 104 is fixedly connected to the outer wall of the sleeve 101. The two insertion blocks 103 are fixedly connected to the rear end of the sleeve 101. The insertion block 103 is matched with the second groove 6. The rotating block 10 on the rotating column 8 is fixed on the fixing plate 4 by pulling the sleeve 101 forward and rotating the sleeve 101, and then the screw column 105 is screwed into the screw groove 7 through the ear plate 104. The screw column 105 is arranged on the ear plate 104 and is screwed into the screw groove 7 through the ear plate 104.

[0028] When the inner tube needs to be checked, the tire 13 is sleeved on the hub 12, and then the tire 13 is inflated. The air pressure sensor 14 is installed at the inflation port of the tire 13.

[0029] Then, the second motor 15 is started, the output shaft of the second motor 15 drives the rotating disc 16 to rotate, so that the convex ring 17 rotates. In the process of rotating the convex ring 17, the first motor 11 is started at the same time, the output shaft of the first motor 11 drives the tire 13 on the hub 12 to rotate. Then, the extrusion of the lower part of the tire 13 is photographed by the camera 3, and the air pressure data displayed by the air pressure sensor 14 is compared, so as to test and check the expansion of the inner tube.

[0030] When the force angle of the tire 13 needs to be adjusted, the stud 105 is removed, then the sleeve 101 is pulled to the front end, the plug 103 is inserted into the corresponding second groove body 6, the rotating column 8 drives the wheel hub 12 on the rotating block 10 to rotate around the axis of the first groove body 5 on the fixed plate 4, then the stud 105 is inserted into the corresponding screw groove 7 through the lug plate 104, thereby being screwed.

[0031] Through the above steps, by starting the second motor 15, the output shaft of the second motor 15 drives the rotating disc 16 to rotate, so that the convex ring 17 rotates, in the process of rotating the convex ring 17, the first motor 11 is started at the same time, the output shaft of the first motor 11 drives the tire 13 on the wheel hub 12 to rotate, then the tire 13 is shot by the camera 3, the extrusion condition of the lower part of the tire 13 and the air pressure data displayed by the air pressure sensor 14 are shot, thereby the expansion of the inner tower is tested and checked.

[0032] The embodiments of the utility model are described in detail in combination with the drawings above, but the utility model is not limited to the above-mentioned embodiments, within the knowledge range possessed by the person skilled in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A flexible support inner tube expansion test stand and outer tube deformation test stand, comprising a box body (1), characterized in that: The upper end of the inner wall of the box body (1) is fixedly connected to a second motor (15), the upper end of the output shaft of the second motor (15) is fixedly connected to a turntable (16), the outer wall of the turntable (16) is fixedly connected to a convex ring (17), the right end of the box body (1) is fixedly connected to a fixed block (2), the upper end of the fixed block (2) is fixedly connected to two fixed plates (4), one end of the two fixed plates (4) close to each other is rotatably provided with a rotating block (10), the inner wall of the rotating block (10) is fixedly connected to a rotating column (8), the rotating column (8) is provided with an adjustment component, the rotating block (10) is provided with a first motor (11), the left end of the output shaft of the first motor (11) is fixedly connected to a wheel hub (12), the outer wall of the wheel hub (12) is provided with a tire (13), and the air nozzle of the tire (13) is provided with an air pressure sensor (14).

2. The flexible support inner tube expansion test bench and outer tube deformation test stand according to claim 1, characterized in that: A first groove (5) is provided through the front end of a fixing plate (4) located on the front of the fixing block (2), a second groove (6) is provided at the front end of the fixing plate (4) and three screw grooves (7) are provided at the front end of the fixing plate (4).

3. The flexible support inner tube expansion test bench and outer tube deformation test stand according to claim 2, characterized in that: The inner wall of the first trough (5) is fitted with the outer wall of the rotating column (8), and a socket (9) is provided at the front end of the rotating column (8).

4. The flexible support inner tube expansion test bench and outer tube deformation test stand according to claim 3, characterized in that: The adjustment component comprises a sleeve (101), a plug post (102), an insert block (103), an ear plate (104) and a stud (105); the inner wall of the socket (9) is slidably provided with the plug post (102); the socket (9) and the plug post (102) both have a hexagonal structure; the front end of the plug post (102) is fixedly connected to the sleeve (101); the outer wall of the sleeve (101) is fixedly connected to the ear plate (104); the rear end of the sleeve (101) is fixedly connected to two insert blocks (103); the insert blocks (103) are adapted to the second slot body (6).

5. The flexible support inner tube expansion test stand and outer tube deformation test stand according to claim 1, characterized in that: A camera (3) is provided at the left end of the fixed block (2), and the camera end of the camera (3) is located at the lower part of the outer wall of the tire (13).

6. The flexible support inner tube expansion test stand and outer tube deformation test stand according to claim 4, characterized in that: The ear plate (104) is provided with a stud (105), which passes through the ear plate (104) and is threadedly installed in the screw groove (7).

7. The flexible support inner tube expansion test stand and outer tube deformation test stand according to claim 1, characterized in that: The lower end of the convex ring (17) is in contact with the upper end of the inner wall of the box body (1).

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