Machining device for aircraft engine parts

Abstract

The invention discloses a machining device for aircraft engine parts, and relates to the technical field of aircraft engine part machining. The aircraft engine part machining device comprises a base, a first clamping mechanism, a second clamping mechanism, a machining mechanism and a positioning mechanism, a hollow box is arranged over the base, an overturning plate is rotationally installed between the inner walls of the two sides of the hollow box, the positioning mechanism is arranged on one side of the hollow box, and the positioning mechanism comprises a U-shaped rod, a movable sleeve rod and a positioning groove. And a U-shaped rod is fixedly mounted on the outer surface of one side of the hollow box. According to the machining device for the aircraft engine parts, through cooperative use of the hollow box, the turnover plate and the positioning mechanism, after the aircraft engine parts on the turnover plate are machined at a time, the turnover plate is turned over along with the whole machining position, all generated chippings are fully cleaned under the action of gravity and vibration, and the machining efficiency is improved. And the limitation of cleaning space is avoided, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of aircraft engine part machining, in particular to a machining device for aircraft engine parts. BACKGROUND

[0002] A machining device for aircraft engine parts is disclosed in Chinese patent document CN222609542U, which comprises a machining table, a mounting cavity is formed in one side of the machining table, a second fixing mechanism is installed in the mounting cavity, the upper end of the second fixing mechanism extends to the outside through a through hole formed in the upper side of the machining table, first fixing mechanisms are installed on both sides of the machining table above the second fixing mechanism, the first fixing mechanisms are used for fixing the outside of a part, and the second fixing mechanism is used for fixing the inside of the part; the bottom plate is moved downward by the air cylinder, so that the part is fixed by the clamping plate; at this time, the inside of the part can be machined; when the part is fixed by the abutting plate, the clamping plate is moved by the micro hydraulic rod, so that the inside of the part is fixed by the abutting plate, and then the outside of the part can be machined.

[0003] However, the above-mentioned device, including the existing part machining device, will generate debris during machining, and the machining part is provided with a clamping structure, which causes many pores, internal corners and other inconvenient cleaning places, increases the sanitary dead angle, and makes it difficult to clean the debris completely, which causes pollution accumulation over a long period of time. Therefore, we propose a machining device for aircraft engine parts. SUMMARY

[0004] The purpose of the present application is to provide a machining device for aircraft engine parts, which can solve the problem of inconvenient debris cleaning caused by the structure of the existing device.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a machining device for aircraft engine parts, comprising:

[0006] A hollow box is arranged directly above the base, and a turnover plate is rotatably installed between the inner walls of the two sides of the hollow box;

[0007] A first clamping mechanism is arranged on the turnover plate, and the first clamping mechanism is used for clamping the outside of the aircraft engine part;

[0008] A second clamping mechanism is arranged on the turnover plate, and the second clamping mechanism is used for clamping the inside of the aircraft engine part;

[0009] A machining mechanism is arranged on the hollow box, and the machining mechanism is used for machining the aircraft engine part in all directions;

[0010] The positioning mechanism is arranged on one side of the hollow box, and comprises a U-shaped rod, a movable sleeve rod and a positioning groove; the U-shaped rod is fixedly installed on the outer surface of one side of the hollow box; the movable sleeve rod is movably sleeved at one end of the U-shaped rod; and the positioning groove is arranged on one side of the turnover plate.

[0011] Preferably, the positioning mechanism further comprises a fixing ring, a spring and a lever; the fixing ring is fixedly installed on the outer surface of the U-shaped rod; the spring is sleeved on the U-shaped rod; one end of the spring is fixedly connected with the movable sleeve rod; the other end of the spring is fixedly connected with the fixing ring; and the lever is fixedly installed on the outer surface of the movable sleeve rod.

[0012] Preferably, the first clamping mechanism comprises a vertical plate, a first electric push rod, a rectangular plate, a top block and a rubber sleeve; two groups of vertical plates are fixedly installed on the top of the turnover plate; one group of first electric push rods is fixedly installed on the side of each group of vertical plates away from each other; one group of rectangular plates is fixedly installed on the free end of each group of first electric push rods and penetrates through the corresponding vertical plate; two groups of top blocks are fixedly installed on the side of each group of rectangular plates close to each other; and one group of rubber sleeves is fixedly sleeved on the outer surface of each group of top blocks.

[0013] Preferably, the second clamping mechanism comprises a first U-shaped plate, a second electric push rod, a second U-shaped plate, a first motor, a bidirectional screw rod, a rectangular block, a support rod and a through groove; the first U-shaped plate is fixedly installed on the bottom of the turnover plate; the second electric push rod is fixedly installed on the bottom of the first U-shaped plate; the second U-shaped plate is fixedly installed on the free end of the second electric push rod and penetrates through the first U-shaped plate; the first motor is fixedly installed on the outer surface of one side of the second U-shaped plate; the bidirectional screw rod is rotatably installed between the inner walls of the two sides of the second U-shaped plate; the rotating shaft of the first motor is in transmission connection with the bidirectional screw rod; two groups of rectangular blocks are in threaded connection with the outer surface of the bidirectional screw rod; two groups of support rods are fixedly installed on the top of each group of rectangular blocks; and two groups of through grooves are arranged on the turnover plate and penetrate through the turnover plate; and each group of support rods is inserted into the corresponding through groove and abuts against the inner wall of the corresponding through groove.

[0014] Preferably, the processing mechanism comprises an L-shaped hanging plate, a sliding groove, a sliding block, a fixed block, a second hydraulic rod, a connecting block, a third hydraulic rod, a movable slot, a movable plate, a fourth hydraulic rod, a rectangular frame, a second motor and a polishing wheel, the hollow box is provided with the L-shaped hanging plate, the rear side of the hollow box is provided with the sliding groove, the sliding block is slidably installed in the sliding groove, the sliding block is fixedly connected with the L-shaped hanging plate, the rear side of the hollow box is fixedly installed with the fixed block, the outer surface of one side of the fixed block is fixedly installed with the second hydraulic rod, the rear side of the L-shaped hanging plate is fixedly installed with the connecting block, the free end of the second hydraulic rod penetrates through the fixed block and is fixedly connected with the connecting block, the rear side of the L-shaped hanging plate is fixedly installed with the third hydraulic rod, the top of the L-shaped hanging plate is provided with the movable slot, the movable plate is slidably installed in the movable slot, the free end of the third hydraulic rod is fixedly connected with the movable plate, the top of the movable plate is fixedly installed with the fourth hydraulic rod, the free end of the fourth hydraulic rod penetrates through the movable plate and is fixedly installed with the rectangular frame, the inner bottom of the rectangular frame is fixedly installed with the second motor, the bottom of the rectangular frame is rotatably installed with the polishing wheel, and the rotating shaft of the second motor is in transmission connection with the polishing wheel.

[0015] Preferably, the front side of the hollow box is provided with a placing groove, the inner bottom of the hollow box is placed with a collecting disc, the collecting disc is exposed to the front side of the hollow box through the placing groove, and the front side of the hollow box is fixedly installed with a U-shaped buckle.

[0016] Preferably, the top of the base is fixedly installed with at least two groups of first hydraulic rods, and the free end of each group of first hydraulic rods is fixedly connected with the bottom of the hollow box.

[0017] Preferably, the inner walls of the two sides of the hollow box and the outer surfaces of the two sides of the turnover plate are fixedly installed with two groups of magnet pieces, each group of magnet pieces on the hollow box is in close contact with and is attracted to the corresponding magnet piece on the turnover plate, and the turnover plate is positioned at a horizontal position during turnover.

[0018] Preferably, the bottom of the turnover plate is fixedly installed with two groups of vibrating pieces.

[0019] Preferably, the top of the hollow box is fixedly installed with a shielding cover.

[0020] Compared with the prior art, the present application has the following beneficial effects:

[0021] (1) The aircraft engine part machining device, through the cooperation of the hollow box, the turnover plate and the positioning mechanism, after the machining of the aircraft engine part on the turnover plate, the turnover plate and the entire machining place are turned over, and all the debris is fully cleaned under the action of gravity and vibration, avoiding the space limitation of cleaning, solving the problem that the existing part of the machining device will produce debris during machining, and the machining place is provided with a clamping structure, the structure causes many pores, internal corners and other inconvenient cleaning places, increases the sanitary dead angle, and the debris is difficult to clean, which causes pollution accumulation problem for a long time, improves the practicality of the device.

[0022] (2) The aircraft engine part machining device, through the cooperation of the first clamping mechanism and the second clamping mechanism, can arbitrarily select clamping and fixing from the outside and the inside of the aircraft engine part according to the shape and machining position of the aircraft engine part, and at the same time, the first clamping mechanism and the second clamping mechanism are contacted by four points, which can stably clamp the cylindrical or square aircraft engine part, has high adaptability, ensures the use effect of the device, and is favorable for the promotion and use of the device.

[0023] (3) The aircraft engine part machining device, through the processing mechanism, sets multiple dimensional movement modes, so that the processing mechanism can arbitrarily adjust the machining position as needed, improves the machining range and flexibility of the device, and at the same time, under the action of the first hydraulic rod, the height of the machining position of the device can also be adjusted, which is suitable for the use of workers of different heights, improves the comfort of the workers. BRIEF DESCRIPTION OF DRAWINGS

[0024] The application will be further described below in combination with the drawings and examples:

[0025] Figure 1 is a front view of the application;

[0026] Figure 2 is a rear view of the hollow box and the upper part of the associated parts thereof;

[0027] Figure 3 is a front view of the hollow box and the upper part of the associated parts thereof;

[0028] Figure 4 is Figure 3 is a structure enlarged view of A in the middle;

[0029] Figure 5 is Figure 3 is a structure enlarged view of B in the middle;

[0030] Figure 6 is a front view of the turnover plate and the upper part of the associated parts thereof;

[0031] Figure 7 This is a bottom perspective view of the flip plate and its associated components of the present invention;

[0032] Figure 8 This is a front perspective view of a partial processing mechanism of the present invention.

[0033] Reference numerals: 1. Base; 2. Hollow box; 3. Flip plate; 4. Positioning mechanism; 41. U-shaped rod; 42. Movable sleeve rod; 43. Fixing ring; 44. Spring; 45. Lever; 46. Positioning groove; 5. First clamping mechanism; 51. Vertical plate; 52. First electric push rod; 53. Rectangular plate; 54. Top block; 55. Rubber sleeve; 6. Second clamping mechanism; 61. First U-shaped plate; 62. Second electric push rod; 63. Second U-shaped plate; 64. First motor; 65. Bidirectional lead screw; 66. Rectangular... 67. Shaped block; 68. Support rod; 79. Through groove; 70. Machining mechanism; 71. L-shaped hanging plate; 72. Slide groove; 73. Slider; 74. Fixing block; 75. Second hydraulic rod; 76. Connecting block; 77. Third hydraulic rod; 78. Movable groove; 79. Movable plate; 710. Fourth hydraulic rod; 711. Rectangular frame; 712. Second motor; 713. Grinding wheel; 8. Collection tray; 9. U-shaped buckle; 10. Limit pin; 11. First hydraulic rod; 12. Magnetic sheet; 13. Vibrating plate; 14. Shielding cover. Detailed Implementation

[0034] Please see Figures 1-8The application provides a technical scheme: a machining device for airplane engine parts, which comprises a base 1, a first clamping mechanism 5, a second clamping mechanism 6, a machining mechanism 7 and a positioning mechanism 4, a hollow box 2 is arranged above the base 1, a turnover plate 3 is rotatably arranged between the inner walls of the two sides of the hollow box 2, the first clamping mechanism 5 is arranged on the turnover plate 3 and is used for clamping the outside of the airplane engine part, the second clamping mechanism 6 is arranged on the turnover plate 3 and is used for clamping the inside of the airplane engine part, the machining mechanism 7 is arranged on the hollow box 2 and is used for machining the airplane engine part in all directions, a placing groove is formed in the front side of the hollow box 2, a collecting disc 8 is arranged at the inner bottom of the hollow box 2 and is exposed on the front side of the hollow box 2 through the placing groove, a U-shaped buckle 9 is fixedly arranged on the front side of the hollow box 2, a limiting pin 10 is inserted into the U-shaped buckle 9, the limiting pin 10 is attached to the front side of the collecting disc 8, at least two groups of first hydraulic rods 11 are fixedly arranged on the top of the base 1, the free ends of each group of first hydraulic rods 11 are fixedly connected with the bottom of the hollow box 2, two groups of magnet pieces 12 are fixedly arranged on the inner walls of the two sides of the hollow box 2 and the outer surfaces of the two sides of the turnover plate 3, each group of magnet pieces 12 on the hollow box 2 is attached to and is adsorbed to the corresponding magnet piece 12 on the turnover plate 3, two groups of vibration pieces 13 are fixedly arranged on the bottom of the turnover plate 3, and a shielding cover 14 is fixedly arranged on the top of the hollow box 2.

[0035] The positioning mechanism 4 is arranged on one side of the hollow box 2, the positioning mechanism 4 comprises a U-shaped rod 41, a movable sleeve rod 42 and a positioning groove 46, the U-shaped rod 41 is fixedly arranged on the outer surface of one side of the hollow box 2, the movable sleeve rod 42 is movably sleeved on one end of the U-shaped rod 41, and the positioning groove 46 is formed in one side of the turnover plate 3.

[0036] The positioning mechanism 4 further comprises a fixed ring 43, a spring 44 and a push rod 45, the fixed ring 43 is fixedly arranged on the outer surface of the U-shaped rod 41, the spring 44 is sleeved on the U-shaped rod 41, one end of the spring 44 is fixedly connected with the movable sleeve rod 42, the other end of the spring 44 is fixedly connected with the fixed ring 43, and the push rod 45 is fixedly arranged on the outer surface of the movable sleeve rod 42. Through the cooperation of the hollow box 2, the turnover plate 3 and the positioning mechanism 4, the turnover plate 3 and the whole machining position are turned over after machining the airplane engine part on the turnover plate 3 once, all the generated debris is fully cleaned under the action of gravity and vibration, the space limitation in cleaning is avoided, the problem that debris is generated during machining of the existing part machining device and the machining position is provided with clamping structures, many pores, internal corners and other inconvenient cleaning positions are caused, the sanitary dead angle is increased, the debris is difficult to be cleaned completely, and pollution is accumulated for a long time is solved, and the practicability of the device is improved.

[0037] The first clamping mechanism 5 comprises vertical plates 51, first electric push rods 52, rectangular plates 53, top blocks 54 and rubber sleeves 55, the top of the turnover plate 3 is fixedly installed with two groups of vertical plates 51, one side of each group of vertical plates 51 away from each other is fixedly installed with a group of first electric push rods 52, the free end of each group of first electric push rods 52 penetrates through the corresponding vertical plate 51 and is fixedly installed with a group of rectangular plates 53, one side of each group of rectangular plates 53 close to each other is fixedly installed with two groups of top blocks 54, and the outer surface of each group of top blocks 54 is fixedly sleeved with a group of rubber sleeves 55.

[0038] The second clamping mechanism 6 comprises first U-shaped plates 61, second electric push rods 62, second U-shaped plates 63, first motors 64, bidirectional lead screws 65, rectangular blocks 66, supporting rods 67 and slots 68, the bottom of the turnover plate 3 is fixedly installed with a first U-shaped plate 61, the bottom of the first U-shaped plate 61 is fixedly installed with a second electric push rod 62, the free end of the second electric push rod 62 penetrates through the first U-shaped plate 61 and is fixedly installed with a second U-shaped plate 63, one side of the outer surface of the second U-shaped plate 63 is fixedly installed with a first motor 64, the bidirectional lead screw 65 is rotatably installed between the two inner walls of the second U-shaped plate 63, the rotating shaft of the first motor 64 is in transmission connection with the bidirectional lead screw 65, the outer surface of the bidirectional lead screw 65 is screwedly installed with two groups of rectangular blocks 66, the top of each group of rectangular blocks 66 is fixedly installed with two groups of supporting rods 67, two groups of slots 68 are formed through the turnover plate 3, and each group of supporting rods 67 is inserted into the corresponding slot 68 and is in close fit with the inner wall of the corresponding slot 68.

[0039] The processing mechanism 7 comprises an L-shaped hanging plate 71, a sliding groove 72, a sliding block 73, a fixed block 74, a second hydraulic rod 75, a connecting block 76, a third hydraulic rod 77, a movable groove 78, a movable plate 79, a fourth hydraulic rod 710, a rectangular frame 711, a second motor 712 and a polishing wheel 713, the hollow box 2 is provided with the L-shaped hanging plate 71, the rear side of the hollow box 2 is provided with the sliding groove 72, the sliding block 73 is slidably installed in the sliding groove 72, the sliding block 73 is fixedly connected with the L-shaped hanging plate 71, the rear side of the hollow box 2 is fixedly installed with the fixed block 74, one side of the outer surface of the fixed block 74 is fixedly installed with the second hydraulic rod 75, the rear side of the outer surface of the L-shaped hanging plate 71 is fixedly installed with the connecting block 76, the free end of the second hydraulic rod 75 penetrates through the fixed block 74 and is fixedly connected with the connecting block 76, the rear side of the outer surface of the L-shaped hanging plate 71 is fixedly installed with the third hydraulic rod 77, the top of the L-shaped hanging plate 71 is provided with the movable groove 78, the movable plate 79 is slidably installed in the movable groove 78, the free end of the third hydraulic rod 77 is fixedly connected with the movable plate 79, the top of the movable plate 79 is fixedly installed with the fourth hydraulic rod 710, the free end of the fourth hydraulic rod 710 penetrates through the movable plate 79 and is fixedly installed with the rectangular frame 711, the inner bottom of the rectangular frame 711 is fixedly installed with the second motor 712, the bottom of the rectangular frame 711 is rotatably installed with the polishing wheel 713, the rotating shaft of the second motor 712 is in transmission connection with the polishing wheel 713, through the processing mechanism 7, a plurality of dimensional movement modes are arranged, so that the processing mechanism 7 can adjust the processing position at will according to the needs, the processing range and flexibility of the device are improved, and under the action of the first hydraulic rod 11, the height of the device processing position can also be adjusted, the use of workers of different heights is adapted, and the comfort of workers is improved.

[0040] Working principle: the worker controls the free end of each first hydraulic rod 11 to move according to his height, drives the hollow box 2 to lift and adjust, then places the aircraft engine part to be processed on the turnover plate 3, controls the free end of the two groups of first electric push rods 52 to extend when clamping from the outside, drives the two groups of rectangular plates 53 to approach each other until the top blocks 54 on the two groups of rectangular plates 53 abut against the outer surface of the aircraft engine part through the rubber sleeves 55, controls the free end of the second electric push rod 62 to extend when clamping from the inside, drives the second U-shaped plate 63 and the structure thereon to rise, so that each support rod 67 extends through the slot 68, then controls the first motor 64 to start, drives the bidirectional screw 65 to rotate, drives the two groups of rectangular blocks 66 to move away from each other, and in turn each support rod 67 moves to the inner wall of the aircraft engine part until it abuts against, after the aircraft engine part is fixed, controls the second motor 712 to start, drives the grinding wheel 713 to rotate, controls the free end of the fourth hydraulic rod 710 to extend, drives the grinding wheel 713 to move down and contact the aircraft engine part and perform grinding processing, controls the free end of the third hydraulic rod 77 to move, drives the movable plate 79 to slide forward and backward, and in turn the grinding wheel 713 moves forward and backward, controls the free end of the second hydraulic rod 75 to move, drives the L-shaped hanging plate 71 to move left and right, and in turn the grinding wheel 713 moves left and right, adjusts different processing positions, after processing is completed, the debris falls on the turnover plate 3, the aircraft engine part is taken out first, then the toggle lever 45 is actuated to drive the movable sleeve rod 42 to slide on the U-shaped rod 41 and compress the spring 44 until the movable sleeve rod 42 is separated from the positioning groove 46, at this time, the turnover plate 3 is rotated to make it turn over, the debris on the top of the original turnover plate 3 now falls downward, the vibration piece 13 is controlled to start to generate vibration, promotes the debris to concentrate and fall into the collection disc 8, after completion, the turnover plate 3 is restored, the limit pin 10 is removed periodically to release the limitation of the collection disc 8, and the collection disc 8 is taken out to clean the debris.

[0041] The embodiments of the application are described in detail above with reference to the drawings, but the application is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the application.

Claims

1. An apparatus for machining an aircraft engine part, characterized in that, Include: Base (1), its upside is provided with hollow box (2), the two side inner walls of hollow box (2) are rotatably installed with turnover plate (3); First clamping mechanism (5), it is set up on turnover plate (3), first clamping mechanism (5) is used to clamp on the outside of aircraft engine parts; Second clamping mechanism (6), it is set up on turnover plate (3), second clamping mechanism (6) is used to clamp on the inside of aircraft engine parts; Machining mechanism (7), it is set up on hollow box (2), machining mechanism (7) is used for all-around machining of aircraft engine parts; Positioning mechanism (4), it is set up on one side of hollow box (2), positioning mechanism (4) includes U-shaped rod (41), movable sleeve rod (42) and positioning groove (46), one side of the outer surface of hollow box (2) is fixedly installed with U-shaped rod (41), one end of U-shaped rod (41) is movably sleeved with movable sleeve rod (42), one side of turnover plate (3) is provided with positioning groove (46), movable sleeve rod (42) movably penetrates one side of hollow box (2) and is inserted into positioning groove (46).

2. The apparatus of claim 1 wherein: The positioning mechanism (4) further includes a fixed ring (43), a spring (44) and a lever (45), the outer surface of the U-shaped rod (41) is fixedly installed with the fixed ring (43), the U-shaped rod (41) is sleeved with the spring (44), one end of the spring (44) is fixedly connected with the movable sleeve rod (42), the other end of the spring (44) is fixedly connected with the fixed ring (43), the outer surface of the movable sleeve rod (42) is fixedly installed with the lever (45).

3. An apparatus for machining an aircraft engine part as claimed in claim 2, wherein: The first clamping mechanism (5) includes a vertical plate (51), a first electric push rod (52), a rectangular plate (53), a top block (54) and a rubber sleeve (55), the top of the turnover plate (3) is fixedly installed with two groups of vertical plates (51), a group of first electric push rods (52) is fixedly installed on the side of the two groups of vertical plates (51) away from each other, the free end of the two groups of first electric push rods (52) penetrates through the corresponding vertical plate (51) and is fixedly installed with a group of rectangular plates (53), two groups of top blocks (54) are fixedly installed on the side of the two groups of rectangular plates (53) close to each other, and a group of rubber sleeves (55) is fixedly sleeved on the outer surface of the four groups of top blocks (54).

4. An apparatus for machining an aircraft engine part as claimed in claim 3, wherein: The second clamping mechanism (6) comprises a first U-shaped plate (61), a second electric push rod (62), a second U-shaped plate (63), a first motor (64), a bidirectional screw rod (65), a rectangular block (66), a support rod (67) and a slot (68), the bottom of the turnover plate (3) is fixedly installed with the first U-shaped plate (61), the bottom of the first U-shaped plate (61) is fixedly installed with the second electric push rod (62), the free end of the second electric push rod (62) penetrates through the first U-shaped plate (61) and is fixedly installed with the second U-shaped plate (63), the outer surface of one side of the second U-shaped plate (63) is fixedly installed with the first motor (64), the bidirectional screw rod (65) is rotatably installed between the inner walls of the two sides of the second U-shaped plate (63), the rotating shaft of the first motor (64) is in transmission connection with the bidirectional screw rod (65), the outer surface of the bidirectional screw rod (65) is screwedly installed with two groups of rectangular blocks (66), the top of each group of rectangular blocks (66) is fixedly installed with two groups of support rods (67), two groups of slots (68) are penetrated through the turnover plate (3), and the four groups of support rods (67) are inserted into the corresponding slots (68) and are attached to the inner walls of the corresponding slots (68).

5. An apparatus for machining an aircraft engine part as claimed in claim 4, wherein: The processing mechanism (7) comprises an L-shaped hanging plate (71), a sliding groove (72), a sliding block (73), a fixed block (74), a second hydraulic rod (75), a connecting block (76), a third hydraulic rod (77), a movable groove (78), a movable plate (79), a fourth hydraulic rod (710), a rectangular frame (711), a second motor (712) and a grinding wheel (713), the L-shaped hanging plate (71) is arranged on the hollow box (2), the sliding groove (72) is arranged on the rear side of the hollow box (2), the sliding block (73) is slidably installed in the sliding groove (72), the sliding block (73) is fixedly connected with the L-shaped hanging plate (71), the fixed block (74) is fixedly installed on the rear side of the hollow box (2), the second hydraulic rod (75) is fixedly installed on the outer surface of one side of the fixed block (74), the connecting block (76) is fixedly installed on the rear side of the L-shaped hanging plate (71), the free end of the second hydraulic rod (75) penetrates through the fixed block (74) and is fixedly connected with the connecting block (76), the third hydraulic rod (77) is fixedly installed on the rear side of the L-shaped hanging plate (71), the movable groove (78) is penetrated through the top of the L-shaped hanging plate (71), the movable plate (79) is slidably installed in the movable groove (78), the free end of the third hydraulic rod (77) is fixedly connected with the movable plate (79), the fourth hydraulic rod (710) is fixedly installed on the top of the movable plate (79), the free end of the fourth hydraulic rod (710) penetrates through the movable plate (79) and is fixedly installed with the rectangular frame (711), the second motor (712) is fixedly installed on the inner bottom of the rectangular frame (711), the grinding wheel (713) is rotatably installed on the bottom of the rectangular frame (711), and the rotating shaft of the second motor (712) is in transmission connection with the grinding wheel (713).

6. An apparatus for machining an aircraft engine part as claimed in claim 5, wherein: The hollow box (2) is provided with a placing groove on the front side, and a collecting disc (8) is placed on the inner bottom of the hollow box (2) and exposed on the front side of the hollow box (2) through the placing groove.

7. An apparatus for machining an aircraft engine part as claimed in claim 6, wherein: The base (1) is fixedly provided on the top with at least two groups of first hydraulic rods (11), and the free ends of each group of first hydraulic rods (11) are fixedly connected with the bottom of the hollow box (2).

8. An apparatus for machining an aircraft engine part according to claim 7, wherein: The two side inner walls of the hollow box (2) and the two side outer surfaces of the turnover plate (3) are fixedly provided with two groups of magnet pieces (12), and each group of magnet pieces (12) on the hollow box (2) is attached to and attracted to the corresponding magnet piece (12) on the turnover plate (3).

9. An apparatus for machining an aircraft engine part according to claim 8, wherein: The bottom of the turnover plate (3) is fixedly provided with two groups of vibrating pieces (13).

10. An apparatus for machining an aircraft engine part as claimed in claim 9, wherein: The top of the hollow box (2) is fixedly provided with a shielding cover (14).

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