Aircraft tire testing device

Abstract

The utility model belongs to the field of aircraft tire testing devices, and particularly relates to an aircraft tire testing device which comprises a bottom plate. The top end of the bottom plate close to the middle position is fixedly connected with the bottom end of the detection table, and an adjusting mechanism is arranged at the top end of the bottom plate; the adjusting mechanism comprises a supporting block, the supporting block is arranged at the position, close to the rear portion, of the top end of the bottom plate, the bottom end of the supporting block is fixedly connected with the top end of the bottom plate, and the inner top end of the supporting block is fixedly connected with the top end of a first motor. Through the design of the adjusting mechanism, the function of fixing tires of different sizes is achieved, and the problems that an existing testing device is not provided with an adjustable fixing assembly, when tires of different specifications and sizes are tested, rotation detection cannot be effectively conducted after fixing is conducted according to the tires of different sizes, and the testing efficiency is poor are solved. Therefore, limitation exists in use, and the applicability is improved.

Description

Technical Field

[0001] The utility model relates to the field of aviation tire testing devices, in particular to an aviation tire testing device. Background Art

[0002] Aviation tires, commonly known as aircraft tires, are important components on aircraft with high safety and reliability requirements. The safe takeoff and landing of aircraft must rely on the various unique functions of aircraft tires. Before aviation tires are officially put into use, they will be tested through aviation tire testing equipment.

[0003] The existing Chinese utility model patent for an aviation tire testing device can specifically refer to the application number: CN202321365056.8, which is a tire testing device, including a test bench; a detection device is installed on the test bench; a fixing frame is installed on one side of the top of the test bench; an action box is arranged in the lifting chamber; a motor is installed inside the action chamber; one end of the rotating shaft passes through the lifting hole and extends to the top action range of the test bench; a rotating drum is installed on the outer sleeve of the cross section in the middle of the rotating shaft; a measuring device is installed on the fixing frame; a convex slider is provided on the inner clamp of the convex guide rail; a scale rod is installed on one side of the fixed block; a ring is installed on the outer sleeve of the cross section of one end of the scale rod; an action plate is installed on one end of the bottom of the telescopic rod; through the joint action of the detection device and the measuring device, not only the pressure between the tire and the wear device is adjusted, but also the load-bearing state is simulated, thereby ensuring the accuracy of the experimental data;

[0004] The above-mentioned test device is not provided with an adjustable fixing component. When testing tires of different specifications and sizes, it is impossible to effectively fix the tires of different sizes and then perform rotation detection, which has limitations in use. Therefore, it is urgent to propose an aviation tire test device to address the above problems. Utility Model Content

[0005] The existing test device is not provided with an adjustable fixing component. When testing tires of different sizes, it is impossible to effectively fix the tires of different sizes and then perform rotation detection, so there are limitations in use. In order to make up for the shortcomings of the existing technology, the utility model proposes an aviation tire test device.

[0006] The technical solution adopted by the utility model to solve the technical problem is: the aviation tire test device described in the utility model comprises a bottom plate; the top of the bottom plate is fixedly connected to the bottom end of the test platform near the middle position, and the top of the bottom plate is provided with an adjustment mechanism;

[0007] The adjusting mechanism includes a support block, which is arranged at the top end of the base plate near the rear position, and the bottom end of the support block is fixedly connected to the top end of the base plate, the top end inside the support block is fixedly connected to the top end of the first motor, the bottom end of the first motor is fixedly connected to the top end of the first threaded rod, the bottom end of the first threaded rod is inserted into the first fixed block, and the first threaded rod is rotatably connected to the first fixed block, the bottom end of the first fixed block is fixedly connected to the bottom end inside the support block, the first threaded rod is sleeved with a first moving block on the outside, and the first threaded rod is threadedly connected to the first moving block, and the front end of the first moving block is fixedly connected to the rear end of the second fixed block.

[0008] Preferably, a first groove is provided at the front end of the second fixed block, one side of the first groove is fixedly connected to the rear end of the third fixed block, the third fixed block is sleeved on the outer side of the first rotating block, and the third fixed block is rotatably connected to the first rotating block, the front end of the first rotating block is fixedly connected to the rear end of the second threaded rod, the front end of the second threaded rod passes through the other side of the first groove to reach the outside of the second fixed block, and the second threaded rod is rotatably connected to the second fixed block, and the front end of the second fixed block is fixedly connected to the rear end of the turntable.

[0009] Preferably, a second moving block is sleeved on both sides of the second threaded rod, and the second threaded rod is threadedly connected to the second moving block, the inner side of the second moving block on one side of the second threaded rod is fixedly connected to the rear end of the second motor, the front end of the second motor is fixedly connected to the rear end of the first clamping block, and a rotating groove is opened on the inner side of the second moving block on the other side of the second threaded rod, the rotating groove is sleeved on the outer side of the rear end of the rotating rod, and the rotating groove is rotatably connected to the rotating rod, and the front end of the rotating rod is fixedly connected to the rear end of the second clamping block.

[0010] Preferably, a protection mechanism is provided at the top of the base plate, and the protection mechanism includes a fourth fixed block, the fourth fixed block is provided at the top of the support block, and the bottom end of the fourth fixed block is fixedly connected to the top of the support block, the inner side of the fourth fixed block is fixedly connected to both ends of the fixed rod, the outer side of the fixed rod is sleeved with a second rotating block, and the fixed rod is rotatably connected to the second rotating block, and the top of the second rotating block is fixedly connected to one end of the baffle.

[0011] Preferably, a second groove is provided on both sides of the other end of the baffle, the rear end of the second groove is fixedly connected to the rear end of the guide rod, an insert block is sleeved on the outer side of the front end of the guide rod, and the guide rod and the insert block are slidably connected, the front end of the insert block is inserted into the fifth fixed block, and the insert block is slidably connected to the fifth fixed block, and the bottom end of the fifth fixed block is fixedly connected to the top of the base plate.

[0012] Preferably, a return spring is sleeved on the outer side of the guide rod, the rear end of the return spring is fixedly connected to the rear end of the second groove, and the front end of the return spring is fixedly connected to the rear end of the insert block.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model realizes the function of fixing tires of different sizes through the structural design of the adjustment mechanism, solves the problem that the existing test device is not provided with an adjustable fixing component, and when testing tires of different sizes, it is impossible to effectively fix the tires of different sizes and then perform rotation detection, thereby having limitations in use, and improves applicability;

[0015] 2. The utility model realizes the function of wrapping and protecting the outer side of the tire through the structural design of the protection mechanism, which solves the problem that the existing test device is not provided with a protective component. When the aircraft tire is subjected to rotational friction detection, due to the high rotation speed, if the tire suddenly detaches, etc., it is very easy to cause harm to the detection personnel, thereby posing a high risk problem, thereby improving the safety during detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the first three-dimensional structure of the utility model;

[0018] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a second three-dimensional structural schematic diagram of the utility model;

[0020] Figure 4 For the utility model Figure 1 A in the middle is an enlarged schematic diagram of the structure;

[0021] Figure 5 For the utility model Figure 2 The structural diagram of the enlarged schematic diagram at B in the middle;

[0022] Figure 6 For the utility model Figure 3 Schematic diagram of the structure of the enlarged schematic diagram at C in the middle.

[0023] In the figure: 1, bottom plate; 2, detection table; 10, support block; 11, first motor; 12, first threaded rod; 13, first fixed block; 14, first moving block; 15, second fixed block; 16, first groove; 17, third fixed block; 18, first rotating block; 19, second threaded rod; 20, turntable; 21, second moving block; 22, second motor; 23, first clamping block; 24, rotating groove; 25, rotating rod; 26, second clamping block; 27, fourth fixed block; 28, fixed rod; 29, second rotating block; 30, baffle; 31, second groove; 32, guide rod; 33, plug block; 34, fifth fixed block; 35, reset spring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 6 As shown, an aircraft tire testing device includes a bottom plate 1; the top of the bottom plate 1 is welded to the bottom end of the testing platform 2 near the middle position, and an adjustment mechanism is provided at the top of the bottom plate 1;

[0026] The adjusting mechanism includes a support block 10, which is arranged at a position near the rear of the top of the bottom plate 1, and the bottom end of the support block 10 is welded to the top of the bottom plate 1, the top of the inner part of the support block 10 is welded to the top of the first motor 11, the bottom end of the first motor 11 is welded to the top of the first threaded rod 12, the model of the first motor 11 is Y2-112M-6, the bottom end of the first threaded rod 12 is inserted into the first fixed block 13, and the first threaded rod 12 is rotatably connected to the first fixed block 13, the bottom end of the first threaded rod 12 and the inner wall of the first fixed block 13 are both circular in design, the bottom end of the first fixed block 13 is welded to the bottom end of the inner part of the support block 10, the outer side of the first threaded rod 12 is sleeved with a first moving block 14, and the first threaded rod 12 is threadedly connected to the first moving block 14, and the front end of the first moving block 14 is welded to the rear end of the second fixed block 15;

[0027] During operation, the aviation tire is first placed on the top of the test bench 2 near the middle position, and then the first motor 11 inside the support block 10 is started to drive the first threaded rod 12 to rotate, and the bottom end of the first threaded rod 12 rotates along the inside of the first fixed block 13. When the first threaded rod 12 rotates, it also drives the first moving block 14 and the second fixed block 15 to move downward, so as to fix the tire and perform a rotation test.

[0028] Furthermore, a first groove 16 is provided at the front end of the second fixed block 15, one side of the first groove 16 is welded to the rear end of the third fixed block 17, the third fixed block 17 is sleeved on the outer side of the first rotating block 18, and the third fixed block 17 is rotatably connected to the first rotating block 18, the inner wall of the third fixed block 17 and the first rotating block 18 are both circular in design, the front end of the first rotating block 18 is welded to the rear end of the second threaded rod 19, the front end of the second threaded rod 19 passes through the other side of the first groove 16 to reach the outside of the second fixed block 15, and the second threaded rod 19 is rotatably connected to the second fixed block 15, and the front end of the second fixed block 15 is welded to the rear end of the rotating disk 20;

[0029] During operation, the second fixed block 15 is moved to the middle position of the tire, and then the turntable 20 is rotated, driving the second threaded rod 19 to rotate along the inside of the first groove 16. At the same time, the second threaded rod 19 drives the first rotating block 18 to rotate along the inside of the third fixed block 17, so as to fix the tire and perform rotation testing.

[0030] Further, both sides of the second threaded rod 19 are sleeved with second moving blocks 21, and the second threaded rod 19 is threadedly connected to the second moving block 21, the inner side of the second moving block 21 on one side of the second threaded rod 19 is welded to the rear end of the second motor 22, the front end of the second motor 22 is welded to the rear end of the first clamping block 23, the model of the second motor 22 is Y2-112M-6, and the inner side of the second moving block 21 on the other side of the second threaded rod 19 is provided with a rotating groove 24, the rotating groove 24 is sleeved on the outer side of the rear end of the rotating rod 25, and the rotating groove 24 is rotatably connected to the rotating rod 25, the rotating groove 24 and the rear end of the rotating rod 25 are both circular in design, and the front end of the rotating rod 25 is welded to the rear end of the second clamping block 26;

[0031] During operation, the second threaded rod 19 rotates, driving the second moving blocks 21 on both sides to move toward the middle at the same time, and driving the first clamping block 23 and the second clamping block 26 to move until the side ends of the aircraft tire are clamped, and then the second motor 22 is started to drive the first clamping block 23 and the aircraft tire to rotate synchronously. When the aircraft tire rotates, the rotating rod 25 is driven to rotate along the inside of the rotating groove 24, so as to fix the tire and perform rotation testing.

[0032] Furthermore, a protection mechanism is provided at the top of the bottom plate 1, and the protection mechanism includes a fourth fixed block 27, the fourth fixed block 27 is provided at the top of the support block 10, and the bottom end of the fourth fixed block 27 is welded to the top of the support block 10, the inner side of the fourth fixed block 27 is welded to both ends of the fixed rod 28, the outer side of the fixed rod 28 is sleeved with a second rotating block 29, and the fixed rod 28 is rotatably connected to the second rotating block 29, the inner walls of the fixed rod 28 and the second rotating block 29 are both circular in design, and the top of the second rotating block 29 is welded to one end of the baffle 30;

[0033] During operation, the baffle 30 is first flipped downward to drive the second rotating block 29 to rotate along the surface of the fixing rod 28 inside the fourth fixing block 27 for detection and protection.

[0034] Furthermore, a second groove 31 is provided on both sides of the other end of the baffle 30, and the rear end of the second groove 31 is welded to the rear end of the guide rod 32, and an insert block 33 is sleeved on the outer side of the front end of the guide rod 32, and the guide rod 32 and the insert block 33 are slidably connected, the inner walls of the guide rod 32 and the insert block 33 are both circular in design, the front end of the insert block 33 is inserted into the fifth fixing block 34, and the insert block 33 is slidably connected to the fifth fixing block 34, the bottom end of the fifth fixing block 34 is welded to the top end of the bottom plate 1, and the inner walls of the insert block 33 and the fifth fixing block 34 are both square in design;

[0035] During operation, the plug blocks 33 on both sides are pressed inward at the same time, driving the plug blocks 33 to move inward along the surface of the guide rod 32 inside the second groove 31. At the same time, the inward movement of the plug blocks 33 will squeeze the reset spring 35 to deform and shrink. When the other end of the baffle 30 is flipped to be parallel to the top of the bottom plate 1, the plug blocks 33 are released and, under the elastic force of the reset spring 35, the plug blocks 33 are driven to move along the surface of the guide rod 32 and inserted into the fifth fixing block 34 for fixing for detection and protection.

[0036] Furthermore, a return spring 35 is sleeved on the outer side of the guide rod 32, and the rear end of the return spring 35 is welded to the rear end of the second groove 31, and the front end of the return spring 35 is welded to the rear end of the insert block 33;

[0037] During operation, the inward movement of the plug block 33 will squeeze the reset spring 35 to deform and shrink. When the plug block 33 is released, the elastic force of the reset spring 35 will drive the plug block 33 to move along the surface of the guide rod 32 and be inserted into the fifth fixed block 34 for fixation for detection and protection.

[0038] Working principle: When the tire needs to be fixed and rotated for testing, the aviation tire is first placed on the top of the test bench 2 near the middle position, and then the first motor 11 inside the support block 10 is started to drive the first threaded rod 12 to rotate, and the bottom end of the first threaded rod 12 rotates along the inside of the first fixed block 13. When the first threaded rod 12 rotates, the first moving block 14 and the second fixed block 15 are driven to move downward at the same time, until the second fixed block 15 moves to the middle position of the tire, and then the turntable 20 is rotated to drive the second threaded rod 19 to move along the first groove 16. The inside of the aircraft tire rotates, and the second threaded rod 19 drives the first rotating block 18 to rotate along the inside of the third fixed block 17. When the second threaded rod 19 rotates, it drives the second movable blocks 21 on both sides to move toward the middle at the same time, and drives the first clamping block 23 and the second clamping block 26 to move until the side end of the aircraft tire is clamped. Then the second motor 22 is started to drive the first clamping block 23 and the aircraft tire to rotate synchronously. When the aircraft tire rotates, it drives the rotating rod 25 to rotate along the inside of the rotating groove 24, so as to fix the tire and perform rotation testing.

[0039] When detection protection is needed, the baffle 30 is first flipped downward, driving the second rotating block 29 to rotate along the surface of the fixed rod 28 inside the fourth fixed block 27, and at the same time, the plug blocks 33 on both sides are pressed inward at the same time, driving the plug blocks 33 to move inward along the surface of the guide rod 32 inside the second groove 31. At the same time, the inward movement of the plug blocks 33 will squeeze the reset spring 35 to deform and shrink. When the other end of the baffle 30 is flipped to be parallel to the top of the bottom plate 1, the plug block 33 is released. Under the elastic force of the reset spring 35, the plug block 33 is driven to move along the surface of the guide rod 32 and inserted into the fifth fixed block 34 for fixation for detection protection.

[0040] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, similar improvement, etc. made within the theoretical and principle content of the utility model shall be included in the protection scope of the utility model.

Claims

1. An aircraft tire testing device, comprising a base plate (1); characterized in that: The top of the bottom plate (1) is fixedly connected to the bottom end of the detection platform (2) near the middle position, and the top of the bottom plate (1) is provided with an adjustment mechanism; The adjustment mechanism comprises a support block (10), wherein the support block (10) is arranged at a position close to the rear of the top of the base plate (1), and the bottom end of the support block (10) is fixedly connected to the top of the base plate (1), the top end of the inner part of the support block (10) is fixedly connected to the top of the first motor (11), the bottom end of the first motor (11) is fixedly connected to the top of the first threaded rod (12), the bottom end of the first threaded rod (12) is inserted into the inside of the first fixed block (13), and the first threaded rod (12) is rotatably connected to the first fixed block (13), the bottom end of the first fixed block (13) is fixedly connected to the bottom end of the inner part of the support block (10), the first threaded rod (12) is sleeved with a first moving block (14) on the outer side, and the first threaded rod (12) is threadedly connected to the first moving block (14), and the front end of the first moving block (14) is fixedly connected to the rear end of the second fixed block (15).

2. The aircraft tire testing device according to claim 1, characterized in that: The front end of the second fixed block (15) is provided with a first groove (16); one side of the first groove (16) is fixedly connected to the rear end of the third fixed block (17); the third fixed block (17) is sleeved on the outer side of the first rotating block (18); the third fixed block (17) is rotatably connected to the first rotating block (18); the front end of the first rotating block (18) is fixedly connected to the rear end of the second threaded rod (19); the front end of the second threaded rod (19) passes through the other side of the first groove (16) to reach the outer side of the second fixed block (15); the second threaded rod (19) is rotatably connected to the second fixed block (15); the front end of the second fixed block (15) is fixedly connected to the rear end of the rotating disk (20).

3. The aircraft tire testing device according to claim 2, characterized in that: A second moving block (21) is sleeved on both sides of the second threaded rod (19), and the second threaded rod (19) is threadedly connected to the second moving block (21); the inner side of the second moving block (21) on one side of the second threaded rod (19) is fixedly connected to the rear end of the second motor (22); the front end of the second motor (22) is fixedly connected to the rear end of the first clamping block (23); a rotating groove (24) is provided on the inner side of the second moving block (21) on the other side of the second threaded rod (19); the rotating groove (24) is sleeved on the outer side of the rear end of the rotating rod (25), and the rotating groove (24) is rotatably connected to the rotating rod (25); the front end of the rotating rod (25) is fixedly connected to the rear end of the second clamping block (26).

4. The aircraft tire testing device according to claim 3, characterized in that: A protection mechanism is provided at the top of the bottom plate (1), and the protection mechanism comprises a fourth fixed block (27), the fourth fixed block (27) is provided at the top of the support block (10), and the bottom end of the fourth fixed block (27) is fixedly connected to the top of the support block (10), the inner side of the fourth fixed block (27) is fixedly connected to the two ends of the fixed rod (28), the outer side of the fixed rod (28) is sleeved with a second rotating block (29), and the fixed rod (28) is rotatably connected to the second rotating block (29), and the top end of the second rotating block (29) is fixedly connected to one end of the baffle (30).

5. The aircraft tire testing device according to claim 4, characterized in that: A second groove (31) is provided on both sides of the other end of the baffle (30); the rear end of the second groove (31) is fixedly connected to the rear end of the guide rod (32); an insert block (33) is sleeved on the outer side of the front end of the guide rod (32); the guide rod (32) and the insert block (33) are slidably connected; the front end of the insert block (33) is inserted into the inside of a fifth fixing block (34); the insert block (33) and the fifth fixing block (34) are slidably connected; the bottom end of the fifth fixing block (34) is fixedly connected to the top end of the bottom plate (1).

6. The aircraft tire testing device according to claim 5, characterized in that: A return spring (35) is sleeved on the outer side of the guide rod (32), the rear end of the return spring (35) is fixedly connected to the rear end inside the second groove (31), and the front end of the return spring (35) is fixedly connected to the rear end of the insert block (33).

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