Abrasion resistance testing equipment for aircraft tire

Abstract

The utility model relates to the technical field of aviation tire wear resistance testing, in particular to aviation tire wear resistance testing equipment, which is provided with a turnover mechanism and a friction mechanism, so that the friction performance of weak parts on the side edge of a tire can be detected in the aviation tire wear resistance testing process, and the testing result is more comprehensive; comprising a lifting mechanism; the device further comprises a rotating mechanism, a fixing mechanism, a turnover mechanism and a friction mechanism, the rotating mechanism is installed on the lifting mechanism, the fixing mechanism is installed on the rotating mechanism, the turnover mechanism is installed at the upper end of the lifting mechanism, and the friction mechanism is installed on the turnover mechanism. The lifting mechanism is used for lifting, the rotating mechanism is used for rotating, the fixing mechanism is used for fixing, the overturning mechanism is used for overturning, and the friction mechanism is used for friction testing.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft tire wear resistance testing, in particular to aircraft tire wear resistance testing equipment. Background Art

[0002] The wear resistance testing device for tire manufacturing is a device used to test the wear performance of tires. It is used to simulate the wear conditions of tires in actual use to evaluate the life and performance of tires.

[0003] In existing aircraft tire wear resistance testing equipment, such as the aircraft tire wear resistance testing equipment disclosed in the invention patent with application number CN202410082561.4, the design of the liftable tire mounting assembly realizes the load pressure simulation of the tire during the wear resistance test, the local test assembly realizes the local wear resistance test of the weak parts of the tire, and the detachable road simulation plate can realize the simulation of different road surfaces, increasing the flexibility of the detection device.

[0004] However, during the wear resistance test of aircraft tires, it is impossible to detect weak points on the outer wall of the tire. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an aircraft tire wear resistance testing device that is equipped with a flip mechanism and a friction mechanism, so that during the aircraft tire wear resistance test, the friction test can be performed on the weak parts of the tire side, making the test results more comprehensive.

[0006] The utility model provides an aircraft tire wear resistance testing device, comprising a lifting mechanism; a rotating mechanism, a fixing mechanism, a flipping mechanism and a friction mechanism, wherein the rotating mechanism is mounted on the lifting mechanism, the fixing mechanism is mounted on the rotating mechanism, the flipping mechanism is mounted on the upper end of the lifting mechanism, and the friction mechanism is mounted on the flipping mechanism;

[0007] The lifting mechanism is lifted and lowered, the rotating mechanism is rotated, the fixing mechanism is fixed, the flipping mechanism is flipped, and the friction mechanism is used to perform a friction test. The tire is fixed by the fixing mechanism, and the tire is rotated by opening the rotating mechanism. At the same time, the lifting mechanism is opened to lower the tire to contact the friction mechanism, and the friction mechanism is used to contact the tire to perform a friction test on the tire. The flipping mechanism is opened to flip the friction mechanism to perform a friction test on various parts of the tire. Therefore, during the wear resistance test of the aircraft tire, the friction property of the weak parts on the side of the tire can be tested, so that the test results are more comprehensive.

[0008] Preferably, the lifting mechanism includes a base plate, a stand, a telescopic cylinder and an equipment bin, the stand is mounted on the upper end of the base plate, the telescopic cylinder is mounted on the lower end of the stand, and the equipment bin is mounted on the lower end of the telescopic cylinder; the equipment bin is lowered by opening the telescopic cylinder.

[0009] Preferably, the rotating mechanism includes a motor and a transmission shaft, the motor is installed in the equipment compartment, the transmission shaft is rotatably installed on the equipment compartment, and the input end of the transmission shaft is connected to the output end of the motor; the transmission shaft is rotated by opening the motor one to transmit the transmission shaft.

[0010] Preferably, the fixing mechanism includes a turntable and multiple sets of screws, the turntable is connected to the output end of the transmission shaft, and the multiple sets of screws are installed on the turntable through threaded engagement; the tire is clamped and fixed by threaded engagement between the screws and the turntable.

[0011] Preferably, the flipping mechanism includes two groups of stabilizing frames, a frame, a worm gear, a second motor and a worm. The two groups of stabilizing frames are installed on the upper end of the base plate, the frame is rotatably installed on the two groups of stabilizing frames, the worm gear is installed on the frame, and the second motor is installed on one group of stabilizing frames. The worm is connected to the output end of the second motor, and the worm and the worm gear are threadedly engaged; the worm is driven by turning on the second motor to rotate, and the worm rotates while being threadedly engaged with the worm gear so that the worm gear drives the frame to rotate.

[0012] Preferably, the friction mechanism includes multiple groups of connecting rods, multiple groups of spring rods, multiple groups of limiting plates, multiple groups of rotating drums, multiple groups of sleeves, multiple groups of springs and friction belts. The multiple groups of connecting rods are rotatably installed on the frame, and the multiple groups of spring rods are rotatably installed on the frame. Each group of limiting plates is rotatably connected to a group of connecting rods and a group of spring rods. A group of rotating drums is rotatably installed on each group of limiting plates, and a group of sleeves is slidably installed on every two groups of rotating drums. Each group of rotating drums is connected to the sleeves through a group of springs, and the friction belts are sleeved on the multiple groups of sleeves; friction testing is carried out by contacting the friction belt with the tire, and the friction belt is easy to rotate by cooperating with the rotating drum through the sleeve. The limit plate is supported by the spring rod so that the tire is shock-absorbing when in contact with the device to prevent damage to the equipment.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the tire is fixed by a fixing mechanism, the tire is rotated by opening a rotating mechanism, and the tire is lowered and contacted with a friction mechanism by opening a lifting mechanism, and a friction test is performed on the tire through contact between the friction mechanism and the tire, and the friction mechanism is flipped by opening a flipping mechanism to perform friction tests on various parts of the tire, so that during the wear resistance test of the aviation tire, the friction of the weak parts of the tire side can be tested, making the test results more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an axonometric structural diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the front-view cross-section axonometric structure of the present invention;

[0016] Figure 3This is a right-side sectional axonometric structural diagram of the present invention;

[0017] Figure 4 The turning mechanism of the utility model is Figure 2 Middle A section is an axonometric enlarged structural diagram of the front view section;

[0018] Markings in the accompanying drawings: 1. Lifting mechanism; 11. Base plate; 12. Stand; 13. Telescopic cylinder; 14. Equipment compartment; 2. Rotating mechanism; 21. Motor 1; 22. Drive shaft; 3. Fixing mechanism; 31. Turntable; 32. Screw; 4. Flipping mechanism; 41. Stabilizing frame; 42. Frame; 43. Worm gear; 44. Motor 2; 45. Worm; 5. Friction mechanism; 51. Connecting rod; 52. Spring rod; 53. Limiting plate; 54. Rotating drum; 55. Sleeve; 56. Spring; 57. Friction belt. DETAILED DESCRIPTION

[0019] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0020] Example 1

[0021] like Figures 1 to 4 As shown, an aircraft tire wear resistance testing device includes a lifting mechanism 1, a rotating mechanism 2, a fixing mechanism 3, a flipping mechanism 4, and a friction mechanism 5. The rotating mechanism 2 is mounted on the lifting mechanism 1, the fixing mechanism 3 is mounted on the rotating mechanism 2, the flipping mechanism 4 is mounted on the upper end of the lifting mechanism 1, and the friction mechanism 5 is mounted on the flipping mechanism 4.

[0022] The lifting mechanism 1 performs lifting, the rotating mechanism 2 performs rotation, the fixing mechanism 3 performs fixing, the flipping mechanism 4 performs flipping, and the friction mechanism 5 performs friction testing;

[0023] The lifting mechanism 1 includes a base plate 11, a stand 12, a telescopic cylinder 13 and an equipment compartment 14. The stand 12 is mounted on the upper end of the base plate 11, the telescopic cylinder 13 is mounted on the lower end of the stand 12, and the equipment compartment 14 is mounted on the lower end of the telescopic cylinder 13.

[0024] The rotating mechanism 2 includes a motor 21 and a transmission shaft 22. The motor 21 is installed in the equipment compartment 14. The transmission shaft 22 is rotatably installed on the equipment compartment 14, and the input end of the transmission shaft 22 is connected to the output end of the motor 21.

[0025] The fixing mechanism 3 includes a turntable 31 and multiple sets of screws 32. The turntable 31 is connected to the output end of the transmission shaft 22, and the multiple sets of screws 32 are installed on the turntable 31 through threaded engagement.

[0026] The flip mechanism 4 includes two sets of stabilizing frames 41, a frame 42, a worm gear 43, a second motor 44 and a worm 45. The two sets of stabilizing frames 41 are mounted on the upper end of the base plate 11, the frame 42 is rotatably mounted on the two sets of stabilizing frames 41, the worm gear 43 is mounted on the frame 42, the second motor 44 is mounted on the first set of stabilizing frames 41, the worm gear 45 is connected to the output end of the second motor 44, and the worm gear 45 is threadedly engaged with the worm gear 43;

[0027] The friction mechanism 5 includes multiple groups of connecting rods 51, multiple groups of spring rods 52, multiple groups of limiting plates 53, multiple groups of rotating cylinders 54, multiple groups of sleeves 55, multiple groups of springs 56 and friction belts 57. The multiple groups of connecting rods 51 are rotatably mounted on the frame 42, and the multiple groups of spring rods 52 are rotatably mounted on the frame 42. Each group of limiting plates 53 is rotatably connected to a group of connecting rods 51 and a group of spring rods 52. A group of rotating cylinders 54 is rotatably mounted on each group of limiting plates 53. A group of sleeves 55 is slidably mounted on every two groups of rotating cylinders 54. Each group of rotating cylinders 54 is connected to the sleeves 55 through a group of springs 56. The friction belts 57 are sleeved on the multiple groups of sleeves 55.

[0028] The tire is clamped and fixed by threaded cooperation between the screw 32 and the turntable 31, and the transmission shaft 22 is driven by turning on the motor 1 21 to rotate the transmission shaft 22. At the same time, the equipment compartment 14 is lowered by turning on the telescopic cylinder 13 to lower the tire and contact the friction belt 57. The friction test is performed by the friction belt 57 contacting the tire. The friction belt 57 is easy to rotate by cooperating with the rotating drum 54 through the sleeve 55. The limit plate 53 is supported by the spring rod 52 so that the tire is shock-absorbing when contacting the device to prevent damage to the equipment. The worm 45 is driven by turning on the motor 2 44 to rotate the worm 45. While the worm 45 rotates, it is threadedly engaged with the worm wheel 43 so that the worm wheel 43 drives the frame 42 to rotate, thereby turning the friction belt 57 to perform friction testing on various parts of the tire. Therefore, during the wear resistance test of the aviation tire, the weak parts of the tire side can be frictionally tested, making the test results more comprehensive.

[0029] like Figures 1 to 4As shown, the utility model is an aircraft tire wear resistance testing equipment. When it is working, the tire is clamped and fixed by threaded cooperation between the screw 32 and the turntable 31, and the transmission shaft 22 is driven by turning on the motor 1 21 to rotate the transmission shaft 22. At the same time, the equipment compartment 14 is lowered by turning on the telescopic cylinder 13 to lower the tire and contact the friction belt 57. The friction test is performed by the friction belt 57 contacting the tire. The friction belt 57 is easy to rotate by cooperating with the rotating drum 54 through the sleeve 55. The limit plate 53 is supported by the spring rod 52 so that the tire is shock-absorbing when contacting the device to prevent damage to the equipment. The worm 45 is driven by turning on the motor 2 44 to rotate the worm 45. While the worm 45 rotates, it is threadedly engaged with the worm wheel 43 so that the worm wheel 43 drives the frame 42 to rotate, thereby flipping the friction belt 57 to perform friction testing on various parts of the tire.

[0030] The telescopic cylinder 13, motor 1 21 and motor 2 44 of the present invention are purchased on the market, and technicians in this industry only need to install and operate them according to the accompanying instruction manual without the need for creative work by technicians in this field.

[0031] The main function achieved by the utility model is: during the wear resistance test of aircraft tires, by setting up a flip mechanism and a friction mechanism, the friction test of the weak parts of the tire side can be carried out during the wear resistance test of aircraft tires, making the test results more comprehensive.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. An aircraft tire wear resistance testing device, comprising a lifting mechanism (1); characterized in that: The invention also comprises a rotating mechanism (2), a fixing mechanism (3), a flipping mechanism (4) and a friction mechanism (5), wherein the rotating mechanism (2) is mounted on the lifting mechanism (1), the fixing mechanism (3) is mounted on the rotating mechanism (2), the flipping mechanism (4) is mounted on the upper end of the lifting mechanism (1), and the friction mechanism (5) is mounted on the flipping mechanism (4); The lifting mechanism (1) performs lifting, the rotating mechanism (2) performs rotation, the fixing mechanism (3) performs fixing, the turning mechanism (4) performs turning, and the friction mechanism (5) performs friction testing.

2. The aircraft tire wear resistance testing equipment according to claim 1, characterized in that: The lifting mechanism (1) comprises a base plate (11), a stand (12), a telescopic cylinder (13) and an equipment bin (14); the stand (12) is mounted on the upper end of the base plate (11); the telescopic cylinder (13) is mounted on the lower end of the stand (12); and the equipment bin (14) is mounted on the lower end of the telescopic cylinder (13).

3. The aircraft tire wear resistance testing equipment according to claim 2, characterized in that: The rotating mechanism (2) comprises a motor (21) and a transmission shaft (22). The motor (21) is installed in the equipment compartment (14). The transmission shaft (22) is rotatably installed on the equipment compartment (14). The input end of the transmission shaft (22) is connected to the output end of the motor (21).

4. The aircraft tire wear resistance testing device according to claim 3, characterized in that: The fixing mechanism (3) comprises a rotating disk (31) and multiple sets of screw rods (32). The rotating disk (31) is connected to the output end of the transmission shaft (22). The multiple sets of screw rods (32) are mounted on the rotating disk (31) through threaded engagement.

5. The aircraft tire wear resistance testing equipment according to claim 2, characterized in that: The turning mechanism (4) comprises two groups of stabilizing frames (41), a frame (42), a worm gear (43), a second motor (44) and a worm (45). The two groups of stabilizing frames (41) are mounted on the upper end of the base plate (11). The frame (42) is rotatably mounted on the two groups of stabilizing frames (41). The worm gear (43) is mounted on the frame (42). The second motor (44) is mounted on the first group of stabilizing frames (41). The worm gear (45) is connected to the output end of the second motor (44), and the worm gear (45) is threadedly engaged with the worm gear (43).

6. The aircraft tire wear resistance testing device according to claim 5, characterized in that: The friction mechanism (5) comprises a plurality of connecting rods (51), a plurality of spring rods (52), a plurality of limiting plates (53), a plurality of rotating cylinders (54), a plurality of sleeves (55), a plurality of springs (56) and a friction belt (57). The plurality of connecting rods (51) are rotatably mounted on a frame (42). The plurality of spring rods (52) are rotatably mounted on the frame (42). Each limiting plate (53) is rotatably connected to a group of connecting rods (51) and a group of spring rods (52). A group of rotating cylinders (54) is rotatably mounted on each limiting plate (53). A group of sleeves (55) is slidably mounted on every two groups of rotating cylinders (54). Each group of rotating cylinders (54) is connected to the sleeve (55) through a group of springs (56). The friction belt (57) is sleeved on the plurality of sleeves (55).

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