CN220983199U - Ultrasonic flaw detection equipment for airplane wheel - Google Patents

Abstract

The application relates to ultrasonic flaw detection equipment for aircraft wheels, which relates to the technical field of detection equipment and aims to solve the problem of high labor intensity of manual flaw detection. The application has the effect of improving the automation degree of flaw detection.

Description

Ultrasonic flaw detection equipment for airplane wheel

Technical Field

The application relates to the technical field of detection equipment, in particular to ultrasonic flaw detection equipment for an airplane wheel.

Background

The ultrasonic detection is a nondestructive detection method for detecting internal defects of materials by utilizing the acoustic performance difference of the materials and the defects to the reflection condition and the energy change of the penetration time of ultrasonic wave propagation waveforms, has the advantages of large detection thickness, high sensitivity, high speed, low cost and no harm to the body of operators, and the ultrasonic detection technology is an effective detection means for verifying the surface, the internal defects and the internal structure quality of weapon equipment parts and is highly valued in the detection field around the world.

The airplane wheel is an important component of an airplane landing system and is used for carrying the impact load of hundreds of tons of airplane in the process of taking off and high-speed running and hundreds of tons of landing; the ultrasonic detection has obvious advantages and high part defect discrimination, and is widely applied to raw materials and internal defect detection of parts and components in the aircraft production and manufacturing process and external field fault detection tasks.

In the related art, when ultrasonic flaw detection is carried out on a machine wheel, a couplant is sprayed on the surface of the machine wheel to be detected, after the couplant is uniformly sprayed, an ultrasonic probe of an ultrasonic flaw detector is held by a detector to detect the machine wheel to be detected, and whether damage exists or not is judged through display contents of a display screen; because the manual hand-held ultrasonic probe is required to continuously move in the detection process, the detection labor intensity is high, the efficiency is low, and the problem of omission is easy to occur in the detection process, so the improvement is needed.

Disclosure of utility model

In order to solve the problem of high labor intensity of manual flaw detection, the application provides ultrasonic flaw detection equipment for an airplane wheel.

The application provides ultrasonic flaw detection equipment for an aircraft wheel, which adopts the following technical scheme:

The utility model provides an ultrasonic flaw detection equipment for aircraft wheel, includes the platform of detecting a flaw, be provided with the working plate that is used for placing the machine wheel on the platform of detecting a flaw, the working plate bottom is provided with rotary mechanism, be provided with the spraying mechanism that is used for spraying couplant on the platform of detecting a flaw, be provided with frame and the ultrasonic probe of detecting a flaw on the platform of detecting a flaw, be provided with elevating system on the frame of detecting a flaw, elevating system includes the board of detecting a flaw, the slider of detecting a flaw, lead screw and the motor of detecting a flaw, the board of detecting a flaw has seted up the groove of detecting a flaw on the board of detecting a flaw, the both ends of lead screw are rotated and are connected in the groove of detecting a flaw, the motor of detecting a flaw is connected on the board of detecting a flaw, the output of motor of detecting a flaw is connected on the lead screw, slider sliding connection is in the groove of detecting a flaw, just slider of detecting a flaw and lead screw threaded connection, ultrasonic probe arranges towards the working plate direction, ultrasonic probe connects on the slider, be provided with the moving mechanism that is used for detecting a flaw on the platform of detecting a flaw.

Because the ultrasonic probe needs to be manually held to continuously move in the detection process, the detection labor intensity is high, the efficiency is low, and omission is easy to occur in the detection process; by adopting the technical scheme, the ultrasonic flaw detection device comprises a flaw detection platform, wherein a working plate is arranged on the flaw detection platform, a rotating mechanism is arranged at the bottom of the working plate, and an ultrasonic probe and a spraying mechanism are arranged on the flaw detection platform; when the flaw detection is carried out on the aircraft wheel, the aircraft wheel is fixed on a working plate, a rotating mechanism works, the aircraft wheel rotates along with the working plate, a spraying mechanism works, the spraying mechanism sprays a coupling agent on the surface of the aircraft wheel, after the spraying is finished, a moving mechanism works, the moving mechanism drives a flaw detection frame to move to a designated position, a flaw detection motor rotates, a flaw detection screw rod rotates synchronously, a flaw detection sliding block is in threaded connection with the flaw detection screw rod, the flaw detection sliding block is in sliding connection in a flaw detection groove until an ultrasonic probe is lifted to a proper height, the ultrasonic probe continuously carries out flaw detection on the rotating surface of the aircraft wheel, and whether damage exists is judged through display contents of a display screen; through rotary mechanism, spraying mechanism, ultrasonic transducer, elevating system and moving mechanism's setting, help improving the degree of automation that the aircraft wheel detected a flaw for spraying and detecting the flaw realize the integration, and guarantee the omnidirectional detection to the aircraft wheel, detect a flaw and detect the precision height, detect convenient, be difficult for taking place to leak and examine, improved work efficiency simultaneously greatly, reduce inspector's intensity of labour.

Optionally, the mobile mechanism includes horizontal subassembly and vertical subassembly, horizontal subassembly includes horizontal board, horizontal base, horizontal slider and horizontal cylinder, horizontal board is arranged towards the working plate direction, vertical subassembly connects the bottom at horizontal board, horizontal groove has been seted up on the horizontal board, horizontal slider sliding connection is in horizontal inslot, horizontal cylinder connects on horizontal board, horizontal cylinder's output is connected on horizontal slider, horizontal base sets up in horizontal slider's upper surface, the frame of detecting a flaw is connected on horizontal base.

By adopting the technical scheme, the moving mechanism consists of a transverse component and a longitudinal component; the transverse assembly comprises a transverse plate, a transverse base, a transverse sliding block and a transverse air cylinder; when the spraying mechanism finishes spraying the aircraft wheels, longitudinal position adjustment is realized through the longitudinal assembly according to the actual field requirement, at the moment, the transverse cylinder acts, the transverse cylinder pushes the transverse sliding block to move, and the transverse sliding block slides in the transverse groove, so that the transverse position of the flaw detection frame is changed until an ultrasonic probe on the flaw detection frame is positioned right above the aircraft wheels; through the setting of horizontal board, horizontal base, horizontal slider and horizontal cylinder, help realizing the horizontal drive of frame of detecting a flaw, guarantee the stability that the frame removed of detecting a flaw for ultrasonic probe removes to suitable position, and then improves ultrasonic probe and detects a flaw the accuracy.

Optionally, the vertical subassembly includes vertical board, vertical slider and vertical cylinder, the vertical board is connected on the platform of detecting a flaw, vertical board sets up perpendicularly with the transverse plate, seted up longitudinal groove on the vertical board, vertical slider sliding connection is in longitudinal groove, the transverse plate is connected at vertical slider upper surface, vertical cylinder connects on the vertical board, the output of vertical cylinder is connected on vertical slider.

By adopting the technical scheme, the longitudinal assembly comprises a longitudinal plate, a longitudinal sliding block and a longitudinal cylinder; when the spraying mechanism finishes spraying the aircraft wheels, the longitudinal air cylinder works according to the actual requirements of the site, the longitudinal air cylinder pushes the longitudinal sliding block to move, and the longitudinal sliding block slides in the longitudinal groove, so that the transverse plate moves along the length direction of the longitudinal plate, and the longitudinal position of the flaw detection frame is adjusted; through the setting of vertical board, vertical slider and vertical cylinder, help realizing the vertical drive of frame of detecting a flaw, guarantee the stability that the frame removed of detecting a flaw, further improve the accuracy that ultrasonic probe detected a flaw.

Optionally, the flaw detection platform is provided with a translation track, the translation track is arranged along the length direction of the longitudinal plate, the bottom of the transverse plate is provided with a translation sliding block, and the translation sliding block is connected to the translation track.

By adopting the technical scheme, the translation rail is fixedly arranged on the flaw detection platform, the translation rail is connected with the translation sliding block in a sliding way, and the translation sliding block is fixedly arranged on the transverse plate; through the setting of translation track and translation slider, can make vertical cylinder drive the transverse plate and remove more steadily, stability when guaranteeing that the frame longitudinal position removes of detecting a flaw has the supporting effect simultaneously, reduces the possibility that takes place the shake when the transverse plate longitudinal movement.

Optionally, rotary mechanism includes rotating electrical machines and rotation axis, the rotating electrical machines is connected on the platform of detecting a flaw, the rotation axis is connected on the rotating electrical machines, the rotation axis is vertical to be arranged along the direction of height of the platform of detecting a flaw, the rotation axis runs through the working plate and with working plate fixed connection.

By adopting the technical scheme, the rotating mechanism comprises a rotating motor and a rotating shaft; when flaw detection is carried out on the aircraft wheels, the aircraft wheels are fixed on the working plate, the circle centers of the aircraft wheels are sleeved on the rotating shaft for positioning, the rotating motor works, and the rotating motor drives the working plate to rotate by utilizing the rotating shaft, so that the aircraft wheels on the working plate rotate simultaneously; through the setting of rotating electrical machines and rotation axis, help realizing the automation rotation of aircraft wheel, simple structure, convenient operation need not the manual rotation aircraft wheel and detects by detecting a flaw, reduces inspector intensity of labour.

Optionally, be provided with location bending plate on the platform of detecting a flaw, location bending plate is flexible material and makes, location bending plate's one end is connected on the platform of detecting a flaw, location bending plate's bending end sets up in the top of rotation axis, location bending plate's bending end has seted up the through-hole that supplies the rotation axis to pass.

By adopting the technical scheme, the positioning bending plate is arranged on the flaw detection platform, and the positioning bending plate is made of flexible materials; before the airplane wheel is sleeved on the rotating shaft for positioning, the positioning bending plate is shifted to separate the positioning bending plate from the top of the rotating shaft, and then the airplane wheel is sleeved on the rotating shaft to release the positioning bending plate to enable the bending end of the positioning bending plate to be matched with the top of the rotating shaft; through the setting of location bending plate, further realize the location to the aircraft wheel, reduce the possibility that the aircraft wheel deviate from the rotation axis.

Optionally, the spraying mechanism includes spraying frame, spraying container and spraying pipe, the spraying frame is arranged on the fault detection platform, the spraying container is connected on the spraying frame, the spraying pipe is linked together with the spraying container, the spraying pipe is arranged towards the working plate direction.

By adopting the technical scheme, the spraying mechanism comprises a spraying frame, a spraying container and a spraying pipe; when flaw detection is carried out on the aircraft wheel, the aircraft wheel is fixed on the working plate, the rotating mechanism works, the aircraft wheel rotates along with the working plate, the spraying pipe sprays the couplant in the spraying container, and the couplant is sprayed on the surface of the aircraft wheel; through setting up of spraying frame, spraying container and spraying pipe, realize the automatic spraying to aircraft wheel, the spraying is convenient, need not the manual work and carries out the spraying operation, improves spraying efficiency, reduces intensity of labour.

Optionally, a placing cabinet for placing flaw detection tools is arranged on the flaw detection platform.

By adopting the technical scheme, the placing cabinet is arranged on the flaw detection platform; through the setting of placing the cabinet, help improving the practicality of platform of detecting a flaw, conveniently accomodate the required instrument when detecting a flaw for it is more convenient to detect a flaw.

In summary, the present application includes at least one of the following beneficial technical effects:

Through the arrangement of the rotating mechanism, the spraying mechanism, the ultrasonic probe, the lifting mechanism and the moving mechanism, the automation degree of the flaw detection of the aircraft wheel is improved, the spraying and the flaw detection are integrated, the omnibearing detection of the aircraft wheel is ensured, the flaw detection accuracy is high, the detection is convenient and fast, the flaw detection is not easy to occur, the working efficiency is greatly improved, and the labor intensity of detection personnel is reduced;

Through the arrangement of the transverse plate, the transverse base, the transverse sliding block and the transverse air cylinder, the transverse driving of the flaw detection frame is facilitated, the moving stability of the flaw detection frame is ensured, the ultrasonic probe is enabled to move to a proper position, and the flaw detection accuracy of the ultrasonic probe is improved;

Through the setting of translation track and translation slider, can make vertical cylinder drive the transverse plate and remove more steadily, stability when guaranteeing that the frame longitudinal position removes of detecting a flaw has the supporting effect simultaneously, reduces the possibility that takes place the shake when the transverse plate longitudinal movement.

Drawings

Fig. 1 is a schematic structural diagram of an ultrasonic flaw detection device for an aircraft wheel in an embodiment of the application.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a left side view of an embodiment of the present application for embodying a movement mechanism.

Fig. 4 is a schematic view of a structure for embodying the transverse assembly and the longitudinal assembly in an embodiment of the present application.

Reference numerals illustrate: 1. a flaw detection platform; 2. a work plate; 3. a rotation mechanism; 31. a rotating electric machine; 32. a rotation shaft; 4. a spraying mechanism; 41. a spraying frame; 42. a spray container; 43. a spray pipe; 5. a flaw detection frame; 6. an ultrasonic probe; 7. a lifting mechanism; 71. flaw detection plate; 72. flaw detection sliding blocks; 73. flaw detection screw rod; 74. a flaw detection motor; 75. a flaw detection groove; 8. a moving mechanism; 81. a transverse assembly; 811. a transverse plate; 812. a transverse base; 813. a transverse slide block; 814. a transverse cylinder; 815. a transverse slot; 82. a longitudinal assembly; 821. a longitudinal plate; 822. a longitudinal slide block; 823. a longitudinal cylinder; 824. a longitudinal slot; 9. translating the track; 91. a translation slider; 10. positioning a bending plate; 101. a through hole; 11. and placing a cabinet.

Description of the embodiments

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses ultrasonic flaw detection equipment for an airplane wheel. Referring to fig. 1, an ultrasonic flaw detection device for an aircraft wheel comprises a flaw detection platform 1, wherein a placing cabinet 11 is installed on the flaw detection platform 1, the placing cabinets 11 are installed on the flaw detection platform 1 in a hinge connection mode, the number of the placing cabinets 11 in the embodiment is two, and the two placing cabinets 11 are used for storing flaw detection tools, so that the practicability of the flaw detection platform 1 is improved, and flaw detection is more convenient.

Referring to fig. 1, a working plate 2 is mounted on the upper surface of a flaw detection platform 1, the working plate 2 is disc-shaped in this embodiment, the working plate 2 is used for placing an aircraft wheel, a rotating mechanism 3 is mounted at the bottom of the working plate 2, the rotating mechanism 3 comprises a rotating motor 31 and a rotating shaft 32, the rotating motor 31 is mounted on the flaw detection platform 1, the rotating shaft 32 is fixedly mounted on the output end of the rotating motor 31, the rotating shaft 32 is vertically arranged towards the height direction of the flaw detection platform 1, the rotating shaft 32 penetrates through the center of the working plate 2 and extends towards the outside of the working plate 2, the rotating shaft 32 is fixedly connected with the working plate 2, the center of the aircraft wheel is sleeved on the rotating shaft 32, the aircraft wheel can be sleeved and fixed with the rotating shaft 32 in this embodiment, and meanwhile, the aircraft wheel and the rotating shaft 32 can be in clearance fit and fixed in other modes for realizing automatic rotation of the aircraft wheel, and the flaw detection platform is simple in structure and convenient to operate.

Referring to fig. 1, a positioning bending plate 10 is installed and fixed on a flaw detection platform 1, in this embodiment, the positioning bending plate 10 is made of a flexible material, the flexible material may be rubber, the cross section of the positioning bending plate 10 is in an L shape, the bending end of the positioning bending plate 10 is set towards the direction of a rotating shaft 32, a through hole 101 for the rotating shaft 32 to pass through is formed in the positioning bending plate 10 in a penetrating manner, and a clearance fit is formed between the rotating shaft 32 and the inner wall of the through hole 101, so that positioning of an aircraft wheel is realized, and the possibility that the aircraft wheel is separated from the rotating shaft 32 is reduced.

Referring to fig. 1 and 2, install spraying mechanism 4 on the inspection platform 1, spraying mechanism 4 includes spraying frame 41, spraying container 42 and spraying pipe 43, spraying frame 41 arranges on inspection platform 1, spraying container 42 fixed mounting is on spraying frame 41, hold the couplant in the spraying container 42, the input intercommunication of spraying pipe 43 is in spraying container 42, the output of spraying pipe 43 sets up towards work board 2 direction, install the pump body of taking out the couplant to spraying pipe 43 in the spraying container 42 in this embodiment, be used for automatic spraying to the aircraft wheel, the spraying is convenient, need not the manual work and carries out the spraying operation, improve spraying efficiency, reduce intensity of labour.

Referring to fig. 1 and 3, a flaw detection frame 5 and an ultrasonic probe 6 are mounted on the flaw detection platform 1, the ultrasonic probe 6 is mounted on the flaw detection frame 5, the ultrasonic probe 6 is arranged towards the direction of the working plate 2, and the ultrasonic probe 6 is electrically connected to a corresponding display device in the embodiment, so that the flaw detection result is displayed on the display to judge whether there is damage.

Referring to fig. 3 and 4, the lifting mechanism 7 is installed on the flaw detection frame 5, the lifting mechanism 7 comprises a flaw detection plate 71, a flaw detection sliding block 72, a flaw detection screw rod 73 and a flaw detection motor 74, the flaw detection plate 71 is arranged along the height direction of the flaw detection frame 5, the flaw detection plate 71 is fixedly installed on the flaw detection frame 5, the flaw detection plate 71 is provided with a flaw detection groove 75 along the height direction of the flaw detection frame 5, the flaw detection screw rod 73 is rotatably connected in the flaw detection groove 75 through a bearing, the flaw detection screw rod 73 is arranged along the height direction of the flaw detection frame 5, the flaw detection motor 74 is installed and fixed on the flaw detection plate 71, the output end of the flaw detection motor 74 is fixedly connected at one end of the flaw detection screw rod 73, the flaw detection motor 74 is a servo motor and can realize forward and backward rotation in this embodiment, the flaw detection sliding block 72 is slidably connected in the flaw detection groove 75, the ultrasonic probe 6 is installed and fixed on the flaw detection sliding block 72, so as to realize automatic lifting operation of the ultrasonic probe 6, adjust the distance between the ultrasonic probe 6 and a plane wheel on the working plate 2, and accuracy of flaw detection is improved.

Referring to fig. 3 and 4, the inspection platform 1 is provided with a moving mechanism 8 for moving the inspection frame 5, and the spraying frame 41 in this embodiment is also provided with the same moving mechanism 8 and lifting mechanism 7 to ensure uniformity of spraying couplant to the aircraft wheels, and the moving mechanism 8 includes a transverse component 81 and a longitudinal component 82.

Referring to fig. 3 and 4, the transverse assembly 81 includes a transverse plate 811, a transverse base 812, a transverse slider 813 and a transverse cylinder 814, the transverse plate 811 is arranged towards the direction of the working plate 2, the longitudinal assembly 82 is installed at the bottom of the transverse plate 811, the transverse plate 811 is provided with a transverse groove 815 along the length direction, the transverse slider 813 is slidably connected in the transverse groove 815, the transverse cylinder 814 is installed and fixed on the transverse plate 811, the output end of the transverse cylinder 814 is hinged on the transverse slider 813, the transverse base 812 is installed and fixed on the upper surface of the transverse slider 813, in this embodiment, the flaw detection frame 5 is installed and fixed on the transverse base 812, so as to realize the transverse driving of the flaw detection frame 5, ensure the moving stability of the flaw detection frame 5, enable the ultrasonic probe 6 to move to a proper position, and further improve the accuracy of flaw detection of the ultrasonic probe 6.

Referring to fig. 3 and 4, the longitudinal assembly 82 includes a Zhong Zongxiang plate 821, a longitudinal slide 822 and a longitudinal air cylinder 823, the longitudinal plate 821 is fixedly mounted on the flaw detection platform 1, the longitudinal plate 821 and the transverse plate 811 are vertically arranged, a longitudinal groove 824 is formed in the longitudinal plate 821, the longitudinal groove 824 is formed along the length direction of the longitudinal plate 821, the longitudinal slide 822 is slidably connected in the longitudinal groove 824, the longitudinal air cylinder 823 is mounted and fixed on the longitudinal plate 821, the output end of the longitudinal air cylinder 823 is hinged on the longitudinal slide 822, the transverse plate 811 is mounted and fixed on the transverse slide 813 in the embodiment, so that the longitudinal driving of the flaw detection frame 5 is realized, the moving stability of the flaw detection frame 5 is ensured, and the flaw detection accuracy of the ultrasonic probe 6 is further improved.

Referring to fig. 3 and 4, a translation rail 9 is fixedly connected to the flaw detection platform 1, the translation rail 9 is arranged along the length direction of the longitudinal plate 821, a translation sliding block 91 is slidably connected to the translation rail 9, and the upper surface of the translation sliding block 91 is fixedly connected to the bottom of the transverse plate 811, so that the longitudinal cylinder 823 drives the transverse plate 811 to move more stably, stability of the flaw detection frame 5 in moving in the longitudinal position is ensured, and meanwhile, a supporting effect is achieved, and possibility of shaking of the transverse plate 811 in moving longitudinally is reduced.

The implementation principle of the ultrasonic flaw detection equipment for the airplane wheel of the embodiment of the application is as follows: when flaw detection is carried out on the aircraft wheel, the positioning bending plate 10 is stirred, so that the positioning bending plate 10 is separated from the top of the rotating shaft 32, the aircraft wheel is sleeved on the rotating shaft 32 and fixed, the positioning bending plate 10 is loosened, so that the bending end of the positioning bending plate 10 is matched with the top of the rotating shaft 32, the rotating motor 31 works, the rotating motor 31 drives the working plate 2 to rotate by utilizing the rotating shaft 32, the aircraft wheel on the working plate 2 rotates synchronously, the spraying pipe 43 sprays the couplant in the spraying container 42, the couplant is sprayed on the surface of the aircraft wheel, and after the spraying is finished;

According to the actual requirements of the site, the longitudinal cylinder 823 works, the longitudinal cylinder 823 pushes the longitudinal slide block 822 to move, the longitudinal slide block 822 slides in the longitudinal groove 824, the transverse plate 811 moves along the length direction of the longitudinal plate 821, the longitudinal position of the flaw detection frame 5 is adjusted, the transverse cylinder 814 acts, the transverse cylinder 814 pushes the transverse slide block 813 to move, the transverse slide block 813 slides in the transverse groove 815, the transverse position of the flaw detection frame 5 changes until the ultrasonic probe 6 on the flaw detection frame 5 is positioned right above an airplane wheel, the flaw detection motor 74 rotates, the flaw detection screw 73 rotates simultaneously, the flaw detection slide block 72 is in threaded connection with the flaw detection screw 73, and after the ultrasonic probe 6 is lifted to a proper height, the ultrasonic probe 6 continuously performs flaw detection on the surface of the rotating airplane wheel, and whether damage exists is judged through display contents of a display screen;

Through rotary mechanism 3, spraying mechanism 4, ultrasonic probe 6, elevating system 7 and mobile mechanism 8's setting, help improving the degree of automation that the aircraft wheel detected a flaw for spraying and detection of detecting an flaw realize the integration, and guarantee the omnidirectional detection to the aircraft wheel, detect a flaw and detect the precision height, detect convenient, be difficult for taking place to leak and examine, improved work efficiency simultaneously greatly, reduce inspector's intensity of labour.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. An ultrasonic flaw detection device for an aircraft wheel is characterized in that: the ultrasonic flaw detection device comprises a flaw detection platform (1), wherein a working plate (2) for placing wheels of a machine is arranged on the flaw detection platform (1), a rotating mechanism (3) is arranged at the bottom of the working plate (2), a spraying mechanism (4) for spraying a coupling agent is arranged on the flaw detection platform (1), a flaw detection frame (5) and an ultrasonic probe (6) are arranged on the flaw detection platform (1), a lifting mechanism (7) is arranged on the flaw detection frame (5), the lifting mechanism (7) comprises a flaw detection plate (71), a flaw detection sliding block (72), a flaw detection screw rod (73) and a flaw detection motor (74), the flaw detection plate (71) is fixedly connected to the flaw detection frame (5), two ends of the flaw detection screw rod (73) are rotatably connected to the flaw detection groove (75), the flaw detection motor (74) is connected to the flaw detection plate (71), the output end of the flaw detection motor (74) is connected to the flaw detection screw rod (73), the flaw detection sliding block (72) is slidingly connected to the flaw detection sliding block (75), the flaw detection sliding block (72) is connected to the ultrasonic probe (6) in the direction of the flaw detection sliding block (72) and is arranged on the screw rod (6), the flaw detection platform (1) is provided with a moving mechanism (8) for moving the flaw detection frame (5).

2. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 1, wherein: the moving mechanism (8) comprises a transverse assembly (81) and a longitudinal assembly (82), the transverse assembly (81) comprises a transverse plate (811), a transverse base (812), a transverse sliding block (813) and a transverse air cylinder (814), the transverse plate (811) is arranged towards the direction of the working plate (2), the longitudinal assembly (82) is connected to the bottom of the transverse plate (811), a transverse groove (815) is formed in the transverse plate (811), the transverse sliding block (813) is slidably connected in the transverse groove (815), the transverse air cylinder (814) is connected to the transverse plate (811), the output end of the transverse air cylinder (814) is connected to the transverse sliding block (813), the transverse base (812) is arranged on the upper surface of the transverse sliding block (813), and the flaw detection frame (5) is connected to the transverse base (812).

3. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 2, wherein: the longitudinal assembly (82) comprises a longitudinal plate (821), a longitudinal sliding block (822) and a longitudinal air cylinder (823), wherein the longitudinal plate (821) is connected to the flaw detection platform (1), the longitudinal plate (821) is perpendicular to a transverse plate (811), a longitudinal groove (824) is formed in the longitudinal plate (821), the longitudinal sliding block (822) is slidably connected in the longitudinal groove (824), the transverse plate (811) is connected to the upper surface of the longitudinal sliding block (822), the longitudinal air cylinder (823) is connected to the longitudinal plate (821), and the output end of the longitudinal air cylinder (823) is connected to the longitudinal sliding block (822).

4. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 3, wherein: be provided with translation track (9) on inspection platform (1), translation track (9) are arranged along the length direction of longitudinal plate (821), the bottom of transverse plate (811) is provided with translation slider (91), translation slider (91) are connected on translation track (9).

5. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 1, wherein: the rotating mechanism (3) comprises a rotating motor (31) and a rotating shaft (32), the rotating motor (31) is connected to the flaw detection platform (1), the rotating shaft (32) is connected to the rotating motor (31), the rotating shaft (32) is vertically arranged along the height direction of the flaw detection platform (1), and the rotating shaft (32) penetrates through the working plate (2) and is fixedly connected with the working plate (2).

6. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 5, wherein: the flaw detection device is characterized in that a positioning bending plate (10) is arranged on the flaw detection platform (1), the positioning bending plate (10) is made of flexible materials, one end of the positioning bending plate (10) is connected to the flaw detection platform (1), the bending end of the positioning bending plate (10) is arranged at the top of the rotating shaft (32), and a through hole (101) for the rotating shaft (32) to penetrate is formed in the bending end of the positioning bending plate (10).

7. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 1, wherein: the spraying mechanism (4) comprises a spraying frame (41), a spraying container (42) and a spraying pipe (43), wherein the spraying frame (41) is arranged on the flaw detection platform (1), the spraying container (42) is connected to the spraying frame (41), the spraying pipe (43) is communicated with the spraying container (42), and the spraying pipe (43) is arranged towards the direction of the working plate (2).

8. An ultrasonic flaw detection apparatus for an aircraft wheel according to claim 1, wherein: the flaw detection platform (1) is provided with a placement cabinet (11) for placing flaw detection tools.