CN111252692B - An automatic lifting and attitude adjustment device for aircraft - Google Patents
An automatic lifting and attitude adjustment device for aircraft Download PDFInfo
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- CN111252692B CN111252692B CN202010221380.7A CN202010221380A CN111252692B CN 111252692 B CN111252692 B CN 111252692B CN 202010221380 A CN202010221380 A CN 202010221380A CN 111252692 B CN111252692 B CN 111252692B
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- lifting
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- jacking
- receiver
- fuselage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/44—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/46—Combinations of several jacks with means for interrelating lifting or lowering movements
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
一种飞机自动顶升调姿装置，包括机身、设于机身前端的机头以及设于机身中部左右两侧的机翼，机头正下方设有前机轮，机身后部左右两侧设有互为对称的后机轮，所述机身右侧设有一激光扫平仪；所述机头右侧侧壁上设有一前部接收器；所述机身中部左右两侧侧壁上设有一与机翼相邻的中部接收器；所述机身后部右侧侧壁上设有一后部接收器；所述前部接收器、中部接收器以及后部接收器皆能够接收到激光扫平仪的激光束。本发明的飞机自动顶升调姿装置不仅能够最大程度上减少飞机调姿过程中所需的人力，且能够在调姿完成后得到精准的数据结果，有效保证调姿质量，更能够有效避免由于千斤顶液压系统不稳导致调姿失效的情况。
An automatic lifting and attitude adjustment device for an aircraft comprises a fuselage, a nose arranged at the front end of the fuselage, and wings arranged at the left and right sides of the middle part of the fuselage, a front wheel is arranged just below the nose, and rear wheels symmetrical to each other are arranged at the left and right sides of the rear part of the fuselage, a laser leveler is arranged on the right side of the fuselage; a front receiver is arranged on the right side wall of the nose; a middle receiver adjacent to the wing is arranged on the left and right side walls of the middle part of the fuselage; a rear receiver is arranged on the right side wall of the rear part of the fuselage; the front receiver, the middle receiver and the rear receiver can all receive the laser beam of the laser leveler. The automatic lifting and attitude adjustment device for an aircraft of the present invention can not only reduce the manpower required in the process of aircraft attitude adjustment to the greatest extent, but also obtain accurate data results after the attitude adjustment is completed, effectively ensure the attitude adjustment quality, and effectively avoid the situation where the attitude adjustment fails due to the instability of the jack hydraulic system.
Description
Technical Field
The invention relates to an automatic lifting and attitude adjusting device for an airplane.
Background
The attitude adjustment process of the aircraft fuselage is an indispensable link in the production and use processes of the aircraft, and in the operations of assembly debugging, field overhaul, aircraft modification, zero calibration of airborne equipment and the like of the aircraft, the aircraft leveling operation is needed, for example, in the assembly process of the aircraft, the attitude adjustment of the aircraft at the aircraft position is needed by multiple stations such as component installation, size measurement and the like, so that the aircraft fuselage is leveled, and because of the need of training, the attitude adjustment operation of the aircraft is needed first before the scenes such as large-motor flight, engine overhaul, targeting training and regular overhaul are carried out, and the like, and the operation of the aircraft attitude adjustment of other application units or sites is also needed.
The traditional aircraft fuselage attitude adjustment process is realized by observing the height information of a fuselage datum point through a level gauge and manually adjusting the attitude by utilizing three hydraulic jacks, in the actual attitude adjustment process, the oil leakage phenomenon of the hydraulic jacks is very common, so that an aircraft berthing site is difficult to clean, the hydraulic jacks often have the damage to-be-repaired conditions such as explosion cylinders and pressure deficiency, the normal assembly work is seriously influenced, the situation of slow pressure release exists in a hydraulic system, the situation that the aircraft attitude changes due to the descending of the height of the jacks after the completion of the aircraft attitude adjustment finally results in the attitude adjustment failure, the aircraft leveling work needs to be carried out for a long time all the year, each aircraft needs to be leveled and overhauled at least 1-3 times, but the attitude adjustment mode needs 60 minutes or more for skilled operators, even more than 90 minutes for the operation unskilled operators, the logistic guarantee efficiency is seriously influenced, and the weight under various inclined attitudes need to be measured and the gravity center offset need to be calculated when the aircraft is subjected to the occasion such as the aircraft refitting and the component overhauling, the whole process is very difficult to calculate the manual operation, and the whole operation is very difficult to be operated.
The traditional aircraft gesture adjustment process needs measurement personnel to hold the ruler and carry out manual measurement, then stand in the observation position with the spirit level through the observer and observe with the eye, the staff of operating the jack then operates the jack and changes aircraft horizontal angle according to the information of observer foul, and whole gesture adjustment in-process not only involves a large amount of manpowers, and through manual operation, the data result precision that the measurement obtained is limited, can't obtain accurate measuring result, is difficult to guarantee the gesture adjustment quality of aircraft.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art and provide an automatic lifting and gesture adjusting device for an airplane, which not only can reduce the manpower required by the gesture adjusting process of the airplane to the greatest extent, but also can obtain accurate data results after the gesture adjusting is completed, effectively ensures the gesture adjusting quality, and can further effectively avoid the situation of gesture adjusting failure caused by instability of a jack hydraulic system.
The technical scheme adopted for solving the technical problems is as follows:
The invention discloses an automatic lifting gesture-adjusting device of an airplane, which comprises a machine body, a machine head arranged at the front end of the machine body and wings arranged at the left side and the right side of the middle part of the machine body, wherein front wheels are arranged right below the machine head, and rear wheels which are symmetrical with each other are arranged at the left side and the right side of the rear part of the machine body; a front receiver is arranged on the side wall of the right side of the machine head; the device comprises a machine body, a front receiver, a middle receiver, a rear receiver, a comprehensive control mechanism, a servo jacking mechanism, a left jacking device, a right jacking device and a fine adjustment plate, wherein the middle receiver is adjacent to a wing, the middle receiver is arranged on the left side wall and the right side wall of the middle of the machine body, the rear receiver is arranged on the right side wall of the rear part of the machine body, the front receiver, the middle receiver and the rear receiver can all receive laser beams of a laser scanning instrument, the comprehensive control mechanism is arranged in front of the right side of the machine body, the servo jacking mechanism can receive feedback information of the comprehensive control mechanism, the servo jacking mechanism is provided with a front jacking device, the left jacking device is arranged under the machine head, the right jacking device is arranged on the right side of the middle of the machine body, the left jacking device is connected with the right jacking device through the fine adjustment plate, and the fine adjustment plate is attached to the lower surface of the machine body.
The servo jacking mechanism comprises a jacking support plate, a scanning device support seat is arranged at the lower end of the laser scanning device, a plurality of extending plates which are uniformly distributed circumferentially are arranged on the outer peripheral surfaces of the jacking support plate and the scanning device support seat, a displacement fastening device is arranged at the end of each extending plate, a driving box is arranged on the lower surface of the jacking support plate, a servo motor is arranged on the upper surface of one side of the jacking support plate, a first through hole which is coaxial with a motor shaft of the servo motor is arranged on the jacking support plate, the first through hole is communicated with the inside of the driving box, the lower end of the motor shaft of the servo motor downwards penetrates through the first through hole and is provided with a first driving wheel, a jacking cylinder is arranged on the upper surface of the center of the jacking support plate, a second through hole which is communicated with the inside space of the jacking cylinder is arranged on the upper surface of the jacking cylinder, a rotating shaft is arranged in the jacking support plate, the lower end of the jacking support plate penetrates through the second through hole coaxially with the screw rod, the second through hole is arranged on the center of the lower surface of the screw rod, the second through hole penetrates through the second through hole and is arranged on the second driving wheel, the right side of the jacking support plate is in the right side of the jacking support plate, a plurality of sliding grooves are symmetrically matched with the two jacking support rods, and the two jacking support sleeves are respectively arranged on the right side of the jacking support rods and are symmetrically arranged on the two sides of the jacking support rods.
The front jacking device comprises a front jacking rod arranged in the center of the upper surface of a jacking plate, a jacking head is arranged at the upper end of the front jacking rod, the left jacking device comprises a left jacking rod arranged in the center of the upper surface of the jacking plate, the right jacking device comprises a right jacking rod arranged in the center of the upper surface of the jacking plate, the upper end of the left jacking rod is connected with the upper end of the right jacking rod through a fine adjustment plate, the fine adjustment plate is U-shaped, an upper jacking groove is formed in the fine adjustment plate, the groove wall of the upper jacking groove is attached to the outer wall of the machine body, embedded holes are formed in the left side and the right side of the groove bottom of the jacking head and the embedded holes, a laser locator and a weighing sensor which are matched with the embedded holes are arranged in the embedded holes, and a ranging sensor is arranged on the lower surface of the jacking support plate.
The displacement fastening device comprises a hinged plate arranged at the upper end of the jacking cylinder and the upper end of the measuring cylinder, a plurality of hinging rods which are uniformly distributed in circumference are hinged at the outer edge of the hinged plate, a fastening plate is hinged at the end part of the extending plate, the lower end of the hinging rod is hinged with the fastening plate, a lifting hole is formed in the extending plate, a pulley seat is arranged in the lifting hole, the outer wall of the pulley seat is not contacted with the inner wall of the lifting hole, the upper end of the pulley seat is fixed with the hinging rod through a connecting plate, a pulley is arranged on the lower surface of the pulley seat, a fastening screw hole is formed in the fastening plate, a screw rod is connected to the fastening screw hole in a threaded mode, the upper end of the screw rod penetrates out of the fastening screw hole upwards and is provided with a hand wheel, the lower end of the screw rod penetrates out of the fastening screw hole downwards and is provided with an anti-skid foot pad.
The anti-skid foot pad is made of rubber.
The comprehensive control mechanism comprises a movable seat, movable wheels are arranged at four corners of the lower surface of the movable seat, a comprehensive control box is arranged above the movable seat, a comprehensive display control console is arranged on the upper surface of the comprehensive control box, a heavy-load connector is arranged in the comprehensive control box, and the heavy-load connector is connected with the servo jacking mechanism and the laser leveling instrument through a plurality of power lines and a plurality of signal lines.
The wire collecting device comprises a wire collecting frame arranged on the movable seat, a plurality of fixed shafts which are longitudinally and uniformly distributed are arranged on the wire collecting frame, a plurality of winding wheels which are transversely and uniformly distributed are arranged on the fixed shafts, and the winding wheels can rotate around the fixed shafts.
And a system alarm and a reset button are arranged on the comprehensive display control console.
The comprehensive control mechanism is connected with a UPS power supply.
The front receiver, the middle receiver and the rear receiver are all provided with a conducting wire, and the upper end of the conducting wire is provided with a patch.
The beneficial effects of the invention are as follows:
Compared with the prior art, the automatic lifting and attitude adjusting device for the aircraft adopting the structure can directly drive the front jacking device, the left jacking device and the right jacking device to move upwards and level the attitude of the aircraft through the servo jacking mechanism, a laser beam emitted by the laser scanning device can be automatically received by the front receiver, the middle receiver and the rear receiver, the situation that the attitude of the aircraft changes due to the fact that the jack is lowered down after the completion of the attitude adjustment of the aircraft due to the fact that the hydraulic system is slowly decompressed is avoided, the situation that the attitude of the aircraft changes due to the fact that the jack is lowered down is effectively avoided, the aircraft attitude adjustment process is effectively simplified, the servo jacking mechanism is driven through the servo motor and drives the front jacking device, the left jacking device and the right jacking device, the situation that the hydraulic jack is not required to be utilized in the whole lifting process, the situation that the hydraulic jack is caused by poor hydraulic sealing is caused in the use process can be effectively avoided, and the situation that the attitude of the aircraft is completely adjusted due to the fact that the attitude is comprehensively controlled by the fact that the hydraulic system is slowly decompressed is caused is reduced, and data in the whole process can be completely read through the fact that the data is completely read through the overall control process is completely.
Drawings
FIG. 1 is a schematic view of an angle structure of an automatic lifting and attitude adjusting device of an aircraft;
FIG. 2 is a schematic view of another angle structure of the automatic lifting and attitude adjusting device of the aircraft of the present invention;
FIG. 3 is a schematic view of the structure of the front receiver;
FIG. 4 is a schematic view of the structure of the front roof apparatus;
FIG. 5 is a schematic view of the structure of the left roof device and the right roof device when they are mated;
FIG. 6 is a schematic view of a laser swinger;
FIG. 7 is a schematic diagram of the configuration of the integrated control mechanism;
FIG. 8 is a schematic diagram of a servo jack mechanism;
FIG. 9 is a schematic cross-sectional view of a servo jack.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
Referring to fig. 1 to 9, the invention provides an automatic lifting gesture adjusting device of an airplane, which comprises a machine body 1, a machine head 2 arranged at the front end of the machine body 1 and wings 3 arranged at the left side and the right side of the middle of the machine body 1, wherein front wheels 4 are arranged right below the machine head 2, rear wheels 5 which are symmetrical to each other are arranged at the left side and the right side of the rear part of the machine body 1, a laser scanning device 6 is arranged at the right side of the machine body 1, a front receiver 7 is arranged on the right side wall of the machine head 2, a middle receiver 8 adjacent to the wings 3 is arranged on the left side wall and the right side of the middle of the machine body 1, a rear receiver 9 is arranged on the right side wall of the rear part of the machine body 1, the front receiver 7, the middle receiver 8 and the rear receiver 9 can receive laser beams of the laser scanning device 6, a comprehensive control mechanism 10 is arranged right front the machine body 1, a servo lifting mechanism 11 is arranged right side and the right side of the middle of the machine body 1, the servo lifting mechanism 11 can receive information fed back by the comprehensive control mechanism 10, the servo lifting mechanism 11 is arranged right side of the machine head 2 and the right side of the machine body 1, the left side is arranged right side of the machine body 1 and the left side of the machine body 1 is connected with the right side of the left side of the machine body 1, and the left side of the machine body 1 is arranged below the left side of the machine body 1, the left side is provided with a fine adjusting device 13 and the left side 13 is arranged below the top device 13 and the top device 13 is arranged right a right side of the front side of the machine body 13 and the front device 13 is located below the front side of the machine body 1.
The servo jacking mechanism 11 comprises a jacking support plate 16; the lower end of the laser scanning level instrument 6 is provided with a scanning level instrument bracket seat 17; the lifting support plate 16 and the sweeper support seat 17 are provided with a plurality of extension plates 18 which are uniformly distributed circumferentially on the outer peripheral surface, the end part of the extension plate 18 is provided with a displacement fastening device, the lower surface of the lifting support plate 16 is provided with a driving box 19, one side of the lifting support plate 16 is provided with a servo motor 20, the lifting support plate 16 is provided with a first perforation 21 which is coaxial with a motor shaft 2001 of the servo motor 20, the first perforation 21 is communicated with the inside of the driving box 19, the lower end of the motor shaft 2001 of the servo motor 20 downwards passes through the first perforation 21 and is provided with a first driving wheel 22, the central upper surface of the lifting support plate 16 is provided with a lifting cylinder 23, the upper surface of the lifting cylinder 23 is provided with a movable hole 24 which is communicated with the inner space of the lifting cylinder 23, the lifting cylinder 23 is internally provided with a screw 25, the lifting support plate 16 is provided with a second perforation 26 which is coaxial with the screw 25, the center of the lower surface of the screw 25 is provided with a rotating shaft 27, the lower end of the rotating shaft 27 passes through the second perforation 26 and is communicated with the inside of the driving box 19, the lower end of the motor shaft 2001 of the servo motor 20 passes through the first perforation 21 and is provided with a first driving wheel 22, the upper end of the lifting cylinder 33 is provided with two opposite side lifting grooves 30, the lifting support rods 30 are symmetrically distributed on the left and right sides of the lifting cylinder 33 are sleeved with two lifting grooves 31, the upper ends of the support rods 33 are connected by a jacking plate 34 positioned right above the screw rod 25.
The front jacking device 12 comprises a front jacking rod 35 arranged in the center of the upper surface of the jacking plate 34, a jacking head 36 is arranged at the upper end of the front jacking rod 35, the left jacking device 13 comprises a left jacking rod 37 arranged in the center of the upper surface of the jacking plate 34, the right jacking device 14 comprises a right jacking rod 38 arranged in the center of the upper surface of the jacking plate 34, the upper end of the left jacking rod 37 is connected with the upper end of the right jacking rod 38 through a fine adjustment plate 15, the fine adjustment plate 15 is U-shaped, an upper jacking groove 39 is formed by the fine adjustment plate 15, the groove wall of the upper jacking groove 39 is attached to the outer wall of the machine body 1, embedded holes are formed in the left side and the right side of the groove bottom of the jacking head 36 and the upper jacking groove 39, a laser locator and a weighing sensor matched with the embedded holes are formed in the embedded holes, and a distance measuring sensor is arranged on the lower surface of the jacking support plate 16.
The upper surface of the bracket seat 17 of the sweeper is provided with a measuring cylinder 40, the displacement fastening device comprises a hinged plate 41 arranged at the upper end of a jacking cylinder 23 and at the upper end of the measuring cylinder 40, a plurality of hinging rods 42 uniformly distributed along the circumference are hinged at the outer edge of the hinged plate 41, a fastening plate 43 is hinged at the end part of the extending plate 18, the lower end of the hinging rod 42 is hinged with the fastening plate 43, a lifting hole 44 is arranged on the extending plate 18, a pulley seat 45 is arranged in the lifting hole 44, the outer wall of the pulley seat 45 is not contacted with the inner wall of the lifting hole 44, the upper end of the pulley seat 45 is fixed with the hinging rod 42 through a connecting plate 46, a pulley 47 is arranged on the lower surface of the pulley seat 45, a fastening screw hole 48 is arranged on the fastening plate 43, a screw 49 is screwed with a screw rod 49, the upper end of the screw rod 49 upwards penetrates out of the fastening screw hole 48 and is provided with a hand wheel 50, and the lower end of the screw rod 49 downwards penetrates out of the fastening screw hole 48 and is provided with an anti-skid foot pad 51.
The anti-skid foot pad 51 is made of rubber.
The integrated control mechanism 10 comprises a movable seat 52, movable wheels 53 are arranged at four corners of the lower surface of the movable seat 52, an integrated control box 54 is arranged above the movable seat 52, an integrated display control console 55 is arranged on the upper surface of the integrated control box 54, a heavy-load connector is arranged in the integrated control box 54, and the heavy-load connector is connected with the servo jacking mechanism 11 and the laser leveling instrument 6 through a plurality of power lines and a plurality of signal lines.
The movable seat 52 is provided with a wire collecting device for collecting power wires and signal wires, the wire collecting device comprises a wire collecting frame 56 arranged on the movable seat 52, the wire collecting frame 56 is provided with a plurality of fixed shafts 57 which are longitudinally and uniformly distributed, the fixed shafts 57 are provided with a plurality of winding wheels 58 which are transversely and uniformly distributed, and the winding wheels 58 can rotate around the fixed shafts 57.
The integrated display console 55 is provided with a system alarm and a reset button.
The integrated control mechanism 10 is connected with a UPS power supply.
The front receiver 7, the middle receiver 8 and the rear receiver 9 are all provided with a conducting wire 59, and the upper end of the conducting wire 59 is provided with a patch 60.
The application method of the invention is as follows:
Before the aircraft is adjusted, a datum point positioned at the aircraft nose 2 is firstly found, a front receiver 7 is attached to the datum point through a patch 60, then the datum points positioned at the left side and the right side of the middle part of the aircraft body 1 are found, a middle receiver 8 is attached to the datum point corresponding to the middle part of the aircraft body 1 through the patch 60, then the datum point positioned at the rear part of the aircraft body 1 is found, a rear receiver 9 is attached to the datum point corresponding to the rear part of the aircraft body through the patch 60, when all the receivers are placed at the right datum point, the laser scanner 6 can be moved, and when the laser scanner 6 is moved to the actually required position, a measuring cylinder 40 of the laser scanner 6, the front receiver 7, the middle receiver 8 and the rear receiver 9 are connected with a comprehensive control box 54 of the comprehensive control mechanism 10 through a plurality of power lines or a plurality of signal lines, immediately after the front jacking device 12, the left jacking device 13 and the right jacking device 14 are moved to the actually required positions below the machine body 1, when the laser scanner 6, the front jacking device 12, the left jacking device 13 and the right jacking device 14 need to be moved, the movement of the scanner support seat 17 can be realized through the displacement fastening device, the pulley 47 of the displacement fastening device can be utilized to drive the scanner support seat 17 to move, the pulley 47 of the displacement fastening device can also be utilized to drive the jacking support plate 16 to move, after the laser scanner 6, the front jacking device 12, the left jacking device 13 and the right jacking device 14 are all moved to the actually required positions, the hand wheel 50 can be rotated, the screw 49 can be downwards moved along the track of the fastening screw hole 48, when the screw 49 downwards moves, the anti-skid foot pad 51 downwards moves along with the movement of the screw, the scanner support seat 17 and the jacking support plate 16 can be lifted, and the pulley 47 is separated from the ground, so that the scanner support seat 17, the cleaning machine body and the cleaning body can be realized, the jacking bracket 16 is fixed to the ground.
One end of the hinge rod 42 is hinged to the outer edge of the hinge plate 41, the other end of the hinge rod 42 is hinged to the fastening plate 43 at the end part of the extension plate 18, so that a right triangle structure can be formed by enclosing among the hinge rod 42, the extension plate 18 and the jacking cylinder 23, and a right triangle structure can be formed by enclosing among the hinge rod 42, the extension plate 18 and the measuring cylinder 40, so that the strength of the servo jacking mechanism 11 and the laser swinger 6 is effectively ensured, the stability of the servo jacking mechanism 11 when the servo jacking mechanism 11 drives the front jacking device 12, the left jacking device 13 and the right jacking device 14 to jack an airplane is effectively ensured, the hinge connection among components contained in the displacement fastening device can automatically realize fine adjustment when the components are fastened, the situation that the hard fit among the components is damaged once the hard fit is excessively applied is effectively avoided, and after the front jacking device 12, the left jacking device 13 and the right jacking device 14 are moved to actual required positions, the servo jacking mechanism 11 can be connected with the comprehensive control box 54 of the comprehensive control mechanism 10 through cables.
After the front jacking device 12, the left jacking device 13, the right jacking device 14 and the laser scanner 6 are all positioned at the actually required positions, the comprehensive control box 54 can be started, then a corresponding instruction is input to the comprehensive display control console 55 at the upper side of the comprehensive control box 54, automatic leveling, automatic posture adjustment, weight measurement, gravity center detection and the like are started, then according to the specific posture, the height information actually reached by each datum point on the machine body 1 is input, all the information is accurately input, the front jacking device 12, the left jacking device 13 and the right jacking device 14 can be started to be driven to move upwards through the servo jacking mechanism 11, when the servo jacking mechanism 11 starts to operate, the motor shaft 2001 of the servo motor 20 drives the first driving wheel 22 to rotate, at the moment, the first driving wheel 22 drives the second driving wheel 28 to rotate through the conveying belt 29, when the second driving wheel 28 rotates, the second driving wheel 28 drives the screw rod 25 to rotate by taking the second through the rotating shaft 27 as the center, the jacking sleeve 30 meshed with the second through the screw rod 26, the jacking sleeve 30 is arranged at the left side and right side of the jacking sleeve 30, the jacking sliding groove 31 drives the lifting sleeve 32 to move downwards through the limiting block 32, and the lifting sleeve 30 is driven to move downwards through the limiting block 30, and when the lifting sleeve 30 is driven to move downwards through the limiting block 32, and the lifting sleeve 30 moves downwards, and the lifting force is stably, when the lifting sleeve 30 is driven to move downwards, and the lifting sleeve 30 is driven to move downwards through the limiting block 32.
The front jacking rod 35 of the front jacking device 12, the left jacking rod 37 of the left jacking device 13 and the right jacking rod 38 of the right jacking device 14 are all arranged on the upper surface of the jacking plate 34, when the jacking plate 34 drives the front jacking rod 35 to move upwards, the upper end of the front jacking rod 35 can accurately find the position of the jacking pit on the aircraft nose 2 through a laser positioner, the reliable contact between the jacking head 36 and the jacking pit is judged through a weighing sensor, the initial point of the jacking head is established, then the upper end of the left jacking rod 37 and the upper end of the right jacking rod 38 can be driven to move upwards simultaneously through the jacking plate 34, at the moment, the fine tuning plate 15 gradually approaches to the lower surface of the aircraft body 1, finally, the reliable contact between the groove wall of the jacking groove 39 and the jacking pit on the left side and the right side of the aircraft body 1 is judged through a weighing sensor, the initial point of the fine tuning plate 15 is established, in the process of the jacking head 36 and the jacking plate 15, the front aircraft wheel 4 and the rear aircraft wheel 5 of the aircraft leave from the ground, the three points of the jack-up sensor are well established, and the accident-free distance-sensing mechanism 11 is well established, and the accident-preventing situation of the ground-caused by the three-side servo mechanism is well observed, and the accident-caused by the fact that the ground-caused by the deformation of the supporting mechanism 11 is well.
The front receiver 7, the middle receiver 8, the rear receiver 9 and the laser scanning device 6 can be used for adjusting the plane body 1 to be in a horizontal state, firstly, the middle receiver 8 on the left side and the right side of the plane body 1 is used for adjusting the balance of the wings 3 on the left side and the right side, then, the front-back balance between the machine head 2 and the rear part of the plane body 1 is adjusted through the front receiver 7 and the rear receiver 9, when the balance on the two sides of the wings 3 is adjusted, the measuring cylinder 40 can be started, the cylinder rod of the measuring cylinder 40 can move upwards to realize the rising of the height of the laser scanning device 6, the transmitting end on the upper side of the laser scanning device 6 can form a laser level 61 formed by laser beams when in operation, at the moment, the laser level 61 gradually moves upwards, so as to gradually approach the height of the middle receiver 8, firstly, the laser level 61 can be contacted with the middle receiver 8 with the lower side, at the moment, the measuring cylinder 40 controls the level 61 to be formed by the transmitting end of the laser scanning device 6 to rise, when the laser level 61 is not contacted with the middle receiver 8, the laser level 40 is stopped when the laser level 40 is not formed, and the laser level 40 is stopped from moving to the measuring cylinder 40, and the laser level is stopped from moving to the upper side of the measuring cylinder 40.
Then, the servo jacking mechanism 11 located right below the left jacking device 13 and the servo jacking mechanism 11 located right below the right jacking device 14 can be started, at the moment, the left jacking rod 37 is jacked upwards or moved downwards, the left part of the fine tuning plate 15 gradually supports the left part of the machine body 1 or drives the left part of the machine body to move downwards, the middle part receiver 8 attached to the datum point of the left part of the machine body 1 moves upwards or moves downwards along with the lifting, when the right jacking rod 38 moves upwards or moves downwards, the right part of the fine tuning plate 15 gradually supports the right part of the machine body 1 or drives the right part of the machine body to move downwards, at the moment, the middle part receiver 8 attached to the datum point of the right part of the machine body 1 moves upwards or moves downwards along with the lifting, and the laser horizontal plane 61 is located between the horizontal planes formed by the middle parts receiver 8 on the left side and the right side, so that the left jacking rod 37 is controlled to move upwards and the right jacking rod 38 synchronously, or the middle part receiver 8 on the left side and the right side is controlled to move upwards synchronously through the servo jacking mechanism 11, so that when the left and right sides of the laser horizontal plane 11 are not in the same height, the right jacking mechanism is completely aligned with the right horizontal plane receiver 8 on the left side and the right side of the machine body 1, and the left plane 11 is completely balanced when the laser horizontal plane receiver 8 is located on the left side and the right side of the left and the right side of the machine body is completely balanced device is completely balanced.
When the balance adjustment of the wings on the left and right sides of the aircraft fuselage 1 is completed, the balance of the front and rear sides between the aircraft nose 2 and the rear part of the fuselage 1 can be adjusted, at this time, the measuring cylinder 40 is started again, the height of the transmitting end on the upper side of the laser scanner 6 is adjusted by using the measuring cylinder 40, during the process of moving up the laser level 61 formed by the transmitting end of the laser scanner 6, firstly, the laser level 61 is contacted with the front receiver 7 or the rear receiver 9 at a lower point, after the contact occurs, the laser level 61 is continuously moved up, then the laser level 61 is contacted with the rear receiver 9 or the front receiver 7 at a higher point, after the contact, the measuring cylinder 40 stops controlling the transmitting end of the laser scanner 6 to move up, and the laser level 61 formed by the transmitting end of the laser scanner 6 is started to be moved between the level formed by the front receiver 7 and the level formed by the rear receiver 9, at this time, the operation of the measuring cylinder 40 is stopped, and the laser level 61 is kept motionless.
Immediately start the servo jack mechanism 11 under the front jack 12, at this time, the servo jack mechanism 11 controls the front jack 35 to move up or down, when the front jack 35 moves up or down, the position of the nose 2 moves up or down along with it, when the nose 2 moves up, the rear part of the machine body 1 moves down, when the nose 2 moves down, the rear part of the machine body 1 moves up, after each adjustment of the position of the nose 2, the height of the transmitting end of the laser sweeper 6 can be adjusted by using the measuring cylinder again according to the state at the moment, but after each height adjustment, the laser level is always between the level formed by the front receiver 7 and the level formed by the rear receiver 9, after the laser level 61 is adjusted once, the front jack 12 is driven to move up or down again by using the servo jack mechanism 11, the height where the front receiver 7 and the rear receiver 9 are positioned is adjusted again, thus the laser level 61 is gradually moved up, then the laser level 61 is gradually approaches the level position of the middle receiver 8, and then the front receiver 7, the rear receiver 9 and the right receiver 8 are adjusted to be balanced with the front receiver 2, and the whole aircraft is completed.
The integrated display console 55 is provided with a system alarm and a reset button, a certain adjustment threshold is set in the process of adjusting the attitude of the aircraft, so that operation errors caused by inaccurate data caused by sudden unexpected situations of related sensors are prevented, when the threshold is triggered, the system alarm gives an alarm for the first time, the working conditions of the sensors should be checked again, if the working conditions are normal, the fine adjustment program can be continuously operated after the reset alarm, otherwise, the reset button should be moved after the reset alarm, the reasons are searched again after the aircraft is landed, in principle, but after the servo fault is triggered, the system stops operating, if the aircraft is in a jacking state, the system is kept continuously until the aircraft is manually triggered to be jacked and reset, and the aircraft state falls to the ground again.
As can be seen from the above, the present invention can directly drive the front jack 12, the left jack 13 and the right jack 14 to move upwards and level the attitude of the aircraft through the servo jack mechanism, while the laser beam emitted by the laser leveling device 6 can be automatically received by the front receiver 7, the middle receiver 8 and the rear receiver 9, without manually controlling the laser leveling device 6 and the front jack 12, the left jack 13 and the right jack 14, a lot of manpower participation is effectively avoided, the aircraft attitude adjustment process is effectively simplified, the servo jack mechanism 11 is driven by the servo motor 20 and drives the front jack 12, the left jack 13 and the right jack 14, the whole jacking process is not required to use the hydraulic jack, the situation that the hydraulic jack is unstable in use, low in reliability and vulnerable is effectively avoided, the situation that the attitude of the aircraft is disabled due to the falling of the jack height after the completion of the hydraulic system is slowly decompressed is effectively avoided, the whole aircraft attitude adjustment process is completely known due to the fact that the jack height is lowered, and the whole aircraft attitude adjustment process is completely controlled by the control platform is completely, and the data is completely known in real time through the overall control process, and the data is completely read.
The anti-skid foot pad 51 is made of rubber, the anti-skid foot pad 51 has a buffering effect, damage to the ground can be effectively avoided, friction between the anti-skid foot pad and the ground can be increased, and stability of the displacement fastening device after being fastened with the ground is further improved.
The movable seat 52 is provided with a winding device for winding the power line and the signal line, the winding device comprises a winding frame 56 arranged on the movable seat 52, the winding frame 56 is provided with a plurality of fixing shafts 57 which are longitudinally and uniformly distributed, the fixing shafts 57 are provided with a plurality of winding wheels 58 which are transversely and uniformly distributed, the winding wheels 58 can rotate around the fixing shafts 57, when the power line or the signal line is paved, the power line or the signal line can pass through the winding wheels, and when a part of the power line or the signal line is fixed on the winding wheels 58, the rapid winding of the power line and the signal line can be realized only by rotating the winding wheels 58.
The integrated control mechanism 10 is connected with a UPS power supply, and the independent UPS power supply can carry out subsequent operation after an emergency power failure condition occurs.
The automatic lifting gesture adjusting device for the airplane can reduce the necessary operators from 6-7 to 1-2, reduce the gesture adjusting time from 40-90 to 20 minutes, effectively improve the gesture adjusting efficiency of the airplane, reduce the gravity center measuring time of the airplane from 1-3 to 30 minutes, and effectively improve the gravity center measuring efficiency of the airplane.
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| CN112896545A (en) * | 2021-02-22 | 2021-06-04 | 浙江大学 | Airplane moving support platform with posture adjusting function |
| CN113213367A (en) * | 2021-03-31 | 2021-08-06 | 成都飞机工业（集团）有限责任公司 | Flexible lifting device and method suitable for large-sized products |
| CN113189901A (en) * | 2021-04-08 | 2021-07-30 | 成都立航科技股份有限公司 | High-precision high-integration heavy intelligent jacking system and method for airplane |
| CN117228248A (en) * | 2023-11-07 | 2023-12-15 | 国网江苏省电力有限公司宿迁供电分公司 | An adaptive posture adjustment and transfer device for heavy power equipment based on status awareness |
| CN119528044A (en) * | 2025-01-21 | 2025-02-28 | 上海名未航空科技有限公司 | A synchronous lifting electric jack device capable of laser centering and automatic leveling |
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| DE3713007A1 (en) * | 1987-04-16 | 1988-10-27 | Hydro Geraetebau Gmbh & Co Kg | DEVICE FOR PICKING UP PLANES |
| US8393598B2 (en) * | 2006-02-02 | 2013-03-12 | The Boeing Company | Method and apparatus for removing and replacing components of an airplane |
| KR101048578B1 (en) * | 2009-06-11 | 2011-07-12 | 한국항공우주산업 주식회사 | Aircraft lift jack control system |
| CN104210983B (en) * | 2014-09-01 | 2016-06-15 | 西安科技大学 | A kind of Mechanical type airplane screw block |
| CN208366343U (en) * | 2018-07-25 | 2019-01-11 | 河南工程学院 | A kind of automatic adjustment Geoplane |
| CN209797364U (en) * | 2019-03-21 | 2019-12-17 | 沈阳飞研航空设备有限公司 | Intelligent electric mechanical jacking device for airplane |
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