CN112407317B - Multi-angle dismounting platform for aircraft engine and working method of multi-angle dismounting platform - Google Patents

Multi-angle dismounting platform for aircraft engine and working method of multi-angle dismounting platform Download PDF

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Publication number
CN112407317B
CN112407317B CN202011190772.8A CN202011190772A CN112407317B CN 112407317 B CN112407317 B CN 112407317B CN 202011190772 A CN202011190772 A CN 202011190772A CN 112407317 B CN112407317 B CN 112407317B
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China
Prior art keywords
base
lifting
dismounting
assembly
frame
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CN202011190772.8A
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CN112407317A (en
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王哲
马思含
王平
黄孝川
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Nanjing Dvo Aviation Technology Co ltd
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Nanjing Dvo Aviation Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/40—Maintaining or repairing aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60—Testing or inspecting aircraft components or systems

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention discloses a multi-angle disassembly and assembly platform of an aircraft engine and a working method thereof, wherein the multi-angle disassembly and assembly platform of the aircraft engine comprises: the device comprises a disassembly and assembly base, a sliding rail assembly fixedly arranged on the disassembly and assembly base, a plurality of groups of moving platforms arranged on the sliding rail assembly in a transmission manner, and a disassembly and assembly workbench fixedly arranged on the moving platforms; the disassembly and assembly base is circular, and the surface of the disassembly and assembly base is also provided with a plurality of circular rails in sliding connection with the sliding rail assembly; the slide rail assembly includes: the sliding device with two ends clamped in the circular track and the sliding rail base frame fixedly connected to the top of the sliding device. The tool mounting seat is driven by the sliding rail assembly, the telescopic device and the lifting device to flexibly adjust in three axial directions, and can be accurately positioned with an aircraft engine to simultaneously perform multi-angle dismounting operation, so that the tool mounting seat is suitable for the entrance requirements of various postures of the aircraft, and the dismounting efficiency is improved.

Description

Multi-angle dismounting platform for aircraft engine and working method of multi-angle dismounting platform
Technical Field
The invention belongs to the field of aircraft dismounting equipment, and particularly relates to a multi-angle dismounting platform for an aircraft engine and a working method of the multi-angle dismounting platform.
Background
Along with the rapid development of aviation business, the outgoing of an airplane gradually becomes one of main transportation tools for people to go out, so that the assembly and maintenance business of the airplane is increasingly diversified, due to the large size of the passenger plane, the dismounting and mounting of the airplane are mostly carried out by adopting a dismounting and mounting vehicle with a lifting function, a plurality of engines are hung on two sides of a wing, and before the dismounting and mounting, the dismounting and mounting tool needs to be adjusted to be matched with the engines according to the stopping angle of the engines of the airplane; in the process of disassembly and assembly, the disassembly and assembly vehicle is required to be adopted to carry out disassembly, assembly and lifting one by one, frequent lifting adjustment work is carried out, and meanwhile, the standby engine needs to be lifted and replaced again during the assembly, so that the overhaul and take-off period of the airplane is long, and the disassembly and assembly efficiency is low.
Disclosure of Invention
The purpose of the invention is as follows: the utility model provides an aircraft engine multi-angle dismouting platform and working method thereof to solve the above-mentioned problem that prior art exists.
The technical scheme is as follows: an aircraft engine multi-angle dismouting platform includes:
the device comprises a disassembly and assembly base, a sliding rail assembly fixedly arranged on the disassembly and assembly base, a plurality of groups of moving platforms arranged on the sliding rail assembly in a transmission mode, and a disassembly and assembly workbench fixedly arranged on the moving platforms.
In a further embodiment, the dismounting base is circular, the sliding rail assemblies are distributed on the surface of the dismounting base in a circular array manner by taking the circle center of the dismounting base as a base point, and a plurality of circular rails connected with the sliding rail assemblies in a sliding manner are further formed on the surface of the dismounting base.
In a further embodiment, the mobile platform comprises: the device comprises a first frame clamped on a slide rail assembly, a driving motor fixedly arranged on the first frame and an L-shaped bracket fixedly arranged on the first frame; the power output end of the driving motor is fixedly connected with a transmission gear; the other end of the L-shaped support is fixedly connected with the dismounting workbench.
In a further embodiment, the slide rail assembly comprises: the sliding device is clamped at two ends in the circular track, and the sliding rail base frame is fixedly connected to the top of the sliding device; the sliding rail base frame comprises guide rails symmetrically arranged on two sides of the sliding rail base frame and a rack which is arranged on the sliding rail base frame and is in screwed connection with a driving gear of the driving motor; the upper part of the guide rail is clamped with the first frame; and then the power of the driving motor drives the transmission gear to move on the rack, so that the first frame is driven to move on the two groups of guide rails.
In a further embodiment, the knock-down platform comprises: the device comprises a Z-axis lifting device fixedly installed on an L-shaped support, a horizontal moving seat installed on the Z-axis lifting device in a transmission mode, a fixed frame fixedly installed on the horizontal moving seat, and a telescopic device fixedly installed on a dismounting base.
In a further embodiment, the horizontally moving stand comprises: the tool mounting seat is clamped on the telescopic slide rail; the telescopic device is a first hydraulic oil cylinder fixedly mounted on the horizontal moving seat, and a piston rod of the first hydraulic oil cylinder is fixedly connected with the tool mounting seat so as to drive the tool mounting seat to move on the telescopic slide rail;
a lifting mechanism is fixedly arranged in the fixed frame; the lifting mechanism comprises: the lifting device comprises a lifting slide rail frame fixedly arranged in a fixed frame, a lifting base which is arranged on the lifting slide rail frame in a transmission way, and a conveying device fixedly arranged on the lifting base; two ends of the lifting base are fixedly connected with a transmission chain; a second lifting motor and a transmission chain wheel seat are fixedly arranged at the top of the lifting slide rail frame; the transmission chain is sleeved on the transmission chain wheel seat, and a synchronous shaft is inserted in the transmission chain wheel seat; the output end of the second lifting motor is in transmission connection with a driven gear which is inserted in the synchronizing shaft through a second transmission gear, and then the power of the second lifting motor drives a transmission chain wheel seat to rotate through the second transmission gear, and further drives a transmission chain which is sleeved on the transmission chain wheel seat to move up and down, and further drives the lifting base to move up and down on the lifting slide rail frame.
In a further embodiment, one side fixed mounting of frock mount pad has scalable the frame of climbing, scalable the frame of climbing includes: the hydraulic cylinder assembly comprises a first section ladder hinged to one side of a tool mounting seat, a second section ladder clamped to the other end of the first section ladder, and a second hydraulic cylinder fixedly mounted on one side of the tool mounting seat; and a piston rod in the second hydraulic cylinder is fixedly connected with the second section ladder, so that the second section ladder is controlled to move on the first section ladder, and the overall length of the first section ladder and the second section ladder is adjusted.
In a further embodiment, the sliding device comprises a first arc-shaped plate and a second arc-shaped plate which are fixedly connected to two ends of the sliding rail base frame and clamped with the circular track, and a moving wheel set rotatably mounted in the first arc-shaped plate and the second arc-shaped plate; the first arc-shaped plate and the second arc-shaped plate are provided with driving motors which are in transmission connection with the moving wheel sets, and then the power of the driving motors drives the moving wheel sets to rotate, so that the positions and the offset angles of the sliding rail assemblies on the dismounting base are adjusted.
In a further embodiment, an automatic identification device of the aircraft engine is fixedly mounted on the L-shaped bracket, and the automatic identification device is a plurality of cameras arranged at the top of the L-shaped bracket.
In a further embodiment, the following working steps are included:
s1, detecting the airplane to be disassembled and assembled by the plurality of cameras, and judging the posture, the size and the position of the engine when the airplane enters the disassembling and assembling base;
s2, the dismounting and mounting base controls the driving motor to be started according to image data detected by the plurality of cameras, and positions of the plurality of sliding rail assemblies are adjusted according to the postures and the number of the airplanes entering the dismounting and mounting base, so that the dismounting and mounting working tables are positioned on two sides of the airplanes, and engines on two sides of the airplanes can be dismounted at the same time;
s3, after the airplane stops on the dismounting base by means of the mobile tool, the driving motor is started to drive the mobile platform and the dismounting workbench to move on the sliding rail assembly, and the dismounting workbench moves to the position below an airplane engine;
s4, assembling a disassembling tool matched with the aircraft engine on the disassembling workbench, driving the disassembling base to move up and down by the lifting device, driving the disassembling base to ascend to the maximum height which is not more than the height of the wing detected by the camera by the lifting device, and positioning the horizontal moving seat at the height of the aircraft engine and at the same axis with the engine; a telescopic device in the horizontal moving seat is opened, the first hydraulic oil cylinder drives the working installation seat to move on the telescopic slide rail, and then the disassembling tool is extended to be straight below the engine, so that disassembling and assembling work is carried out;
s5, simultaneously, a disassembling person can enter the disassembling workbench from the telescopic climbing frame, and the disassembling process of the engine is recorded;
s6, placing a standby aircraft engine to be installed on the lifting base of the fixed installation frame, placing the engine to be overhauled on the tool installation base after the engine to be overhauled is detached, and driving the tool installation base to contract by the telescopic device so as to move the engine to be overhauled to the lifting base; the second lifting motor drives the transmission chain to operate, so that the lifting base and the tool mounting base are kept at the same height, the conveying device is started, the standby aircraft engine is conveyed forwards to a worker station, the worker conveys the standby aircraft engine to the tool mounting base, meanwhile, the engine to be overhauled on the tool mounting base is placed on the conveying device, the conveying device conveys the engine to be overhauled reversely, the engine to be overhauled is conveyed to the other end of the lifting base, and the later-stage dismounting vehicle can be conveniently recycled one by one.
Has the advantages that: compared with the prior art, the invention has the following advantages:
1. the tool mounting seat is driven by the telescopic device and the lifting device to flexibly adjust in three axial directions by adopting the circular dismounting base with a plurality of dismounting stations, and can be accurately positioned with an aircraft engine to simultaneously carry out multi-angle dismounting operation, so that the tool mounting seat is adapted to the entrance requirements of various postures of an aircraft, and the dismounting efficiency is improved.
2. According to the size of the airplane wings, a driving motor is controlled to drive a first arc-shaped plate and a second arc-shaped plate to slide on a plurality of circular rails, so that the distance between sliding rail assemblies is adjusted, and the dismounting base meets the requirements of airplanes with various sizes;
3. the maintenance engine on the tool mounting seat and the circulation between the standby engine can be realized by arranging the fixing frame, the input quantity of third-party tool cars such as a dismounting car is reduced, the equipment input cost is saved, and the dismounting speed is improved.
Drawings
FIG. 1 is a schematic structural diagram of an aircraft engine intelligent dismounting platform.
Fig. 2 is a schematic structural view of the slide rail assembly of the present invention.
Fig. 3 is a schematic structural diagram of the mobile platform of the present invention.
Fig. 4 is a schematic view of the structure of the sliding apparatus of the present invention.
Fig. 5 is a schematic structural diagram of the moving wheel set of the present invention.
Fig. 6 is a schematic structural diagram of the telescopic sliding rail of the invention.
Fig. 7 is a top view of the lifting mechanism of the present invention.
Reference numerals: the assembling and disassembling device comprises an assembling and disassembling base 1, a multi-track circular rail 10, a slide rail assembly 2, a sliding device 20, a first arc-shaped plate 201, a second arc-shaped plate 202, a moving wheel set 203, a driving motor 204, a slide rail base frame 21, a rack 22, a moving platform 3, a first frame 30, a driving motor 31, an L-shaped support 32, an assembling and disassembling workbench 4, a Z-axis lifting device 40, a horizontal moving seat 41, a telescopic slide rail 410, a first slide rail 4100, a second slide rail 4101, a tool mounting seat 411, a first hydraulic oil cylinder 42, a telescopic climbing frame 43, a first ladder 430, a second ladder 431, a second hydraulic oil cylinder 432, a fixed frame 44, a lifting mechanism 45, a lifting slide rail frame 450, a lifting base 451, a conveying device 452, a transmission chain 453, a second lifting motor 454, a transmission chain wheel seat 455, a second transmission gear 456, a driven gear 457 and a synchronous shaft 458.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
The applicant finds that along with the rapid development of aviation business, the aircraft trip gradually becomes one of the main transportation tools for people to trip, and further the assembly and maintenance business of the aircraft is increasingly diversified, because the size of the passenger plane is large, most of the disassembly and assembly of the aircraft are carried out by adopting disassembly and assembly vehicles with lifting functions, a plurality of engines are hung on two sides of a wing, and the disassembly tool needs to be adjusted to be matched with the engines according to the stopping angle of the engines of the aircraft before the disassembly and assembly; in the process of disassembly and assembly, the disassembly and assembly vehicle is required to be adopted to carry out disassembly, assembly and lifting one by one, frequent lifting adjustment work is carried out, and meanwhile, the standby engine needs to be lifted and replaced again during the assembly, so that the overhaul and take-off period of the airplane is long, and the disassembly and assembly efficiency is low.
The multi-angle dismounting platform for the aircraft engine shown in fig. 1 to 7 comprises a dismounting base 1, a plurality of circular tracks 10, a sliding rail assembly 2, a sliding device 20, a first arc-shaped plate 201, a second arc-shaped plate 202, a moving wheel set 203, a driving motor 204, a sliding rail base frame 21, a rack 22, a moving platform 3, a first frame 30, a driving motor 31, an L-shaped bracket 32, a dismounting workbench 4, a Z-axis lifting device 40, a horizontal moving seat 41, a telescopic sliding rail 410, a first sliding rail 4100, a second sliding rail 4101, a tool mounting seat 411, a first hydraulic oil cylinder 42, a telescopic climbing frame 43, a first section ladder 430, a second section ladder 431, a second hydraulic oil cylinder 432, a fixed frame 44, a lifting mechanism 45, a lifting sliding rail frame 450, a lifting base 451, a conveying device 452, a transmission chain 453, a second lifting motor 454, a transmission chain wheel seat 455, a second transmission gear 456, a driven gear 457, a sliding rail assembly 2, a sliding device 20, a sliding rail assemblies, a sliding device assembly 20, a sliding device, a sliding, A synchronization shaft 458.
The dismounting base 1 is made of cement materials, is directly paved in the ground in the using process, can adapt to the approach of various types of passenger planes, and has good load-carrying capacity; the slide rail assembly 2 is arranged on the dismounting base 1, the moving platform 3 is arranged on the slide rail assembly 2 in a transmission way, and the dismounting workbench 4 is fixedly arranged on the moving platform 3; and then the dismounting workbench 4 moves on the slide rail component 2 along with the moving platform 3.
Considering that the existing disassembly and assembly vehicle can move around an airplane, the disassembly and assembly base 1 is circular, the sliding rail assemblies 2 are formed by distributing the circle center of the disassembly and assembly base 1 as a base point on the surface of the disassembly and assembly base 1 in a circular array manner, and the sliding rail assemblies 2 are radially distributed around the circle center; the surface of the dismounting base 1 is further provided with a plurality of circular rails 10 which are in sliding connection with the sliding rail assemblies 2, so that the distance and the angle between the sliding rail assemblies 2 are adjustable, the flexibility of the dismounting workbench 4 in position adjustment is ensured, and the strain capacity of dismounting stations can be adjusted according to the number of airplanes and the number of engines.
Moving platform 3 can drive the dismouting platform according to the length of fuselage and carry out linear motion along 2 directions of slide rail set spare, moving platform 3 includes: the first frame 30 is clamped on the slide rail component 2, the driving motor 31 is fixedly arranged on the first frame 30, and the LL-shaped bracket 32 is fixedly arranged on the first frame 30; the power output end of the driving motor 31 is fixedly connected with a transmission gear; the other end of the LL-shaped bracket 32 is fixedly connected with the dismounting workbench 4; the slide rail assembly 2 includes: a sliding device 20 with two ends clamped in the circular track, and a slide rail base frame 21 fixedly connected to the top of the sliding device 20; the slide rail base frame 21 comprises guide rails symmetrically arranged on two sides of the slide rail base frame 21 and a rack 22 which is arranged on the slide rail base frame 21 and rotates with a transmission gear of the driving motor 31; the upper part of the guide rail is clamped with the first frame 30; the power of the driving motor 31 drives the transmission gear to move on the rack 22, so as to drive the first frame 30 to move on the two sets of guide rails;
the dismouting platform includes: a Z-axis lifting device 40 fixedly arranged on the LL-shaped bracket 32, a horizontal moving seat 41 arranged on the Z-axis lifting device 40 in a transmission way, a fixed frame 44 fixedly arranged on the horizontal moving seat, and a telescopic device fixedly arranged on the dismounting base 1;
the removable base 1 includes: a telescopic slide rail 410 arranged on the horizontal moving seat 41, and a tool mounting seat 411 clamped on the telescopic slide rail 410; the telescopic device is a first hydraulic oil cylinder 42 fixedly mounted on the dismounting base 1, and a piston rod of the first hydraulic oil cylinder 42 is fixedly connected with the tool mounting seat 411, so as to drive the tool mounting seat 411 to move on the telescopic slide rail 410. The telescopic slide 410 includes: the tool mounting base 411 is fixedly connected above the second slide rail; and then the piston rod of the first hydraulic cylinder 42 drives the tool mounting seat 411 and the second slide rail to reciprocate in the first slide rail. And the dismounting and mounting work stations on the two slide rail assemblies 2 are symmetrically mounted, so that the engines on two sides of the aircraft wing can be dismounted simultaneously, and the maintenance of the aircraft wing engines can be rapidly completed simultaneously.
Need the technical staff to monitor and take notes the dismouting process at the maintenance in-process, one side fixed mounting of frock mount pad 411 has scalable the frame 43 of climbing, scalable the frame 43 of climbing includes: a first section ladder 430 hinged on one side of the tool mounting seat 411, a second section ladder 431 clamped on the other end of the first section ladder 430, and a second hydraulic cylinder 432 fixedly mounted on one side of the tool mounting seat 411; a piston rod in the second hydraulic cylinder 432 is fixedly connected with the second section ladder 431, so that the second section ladder 431 is controlled to move on the first section ladder 430, the overall length of the first section ladder 430 and the second section ladder 431 is adjusted, and then a technician can enter the tool mounting seat 411 through the telescopic climbing frame 43 on one side of the tool mounting seat 411 in the dismounting process, and the dismounting process is detected in real time.
The invention has the advantages that more than one airplane can be disassembled at the same time, and the layout of the two-side wing pod type engine and the tail crane engine can be simultaneously corresponded; the sliding device 20 comprises a first arc-shaped plate 201 and a second arc-shaped plate 202 which are fixedly connected to two ends of the sliding rail base frame 21 and clamped with the circular rail, and a movable wheel set 203 which is rotatably installed inside the first arc-shaped plate 201 and the second arc-shaped plate; the first arc-shaped plate 201 and the second arc-shaped plate are provided with driving motors 204 in transmission connection with the moving wheel sets 203, and then the power of the driving motors 204 drives the moving wheel sets 203 to rotate, so that the position and the offset angle of the sliding rail assembly 2 on the dismounting base 1 are adjusted; the slide rail assembly 2 corresponds to an airplane to be disassembled and assembled, and the disassembling and assembling platform on the slide rail assembly 2 can be conveyed to a nacelle where an engine is installed, so that the engine can be directly overhauled and disassembled and assembled.
Before the airplane to be disassembled enters the disassembling and assembling base 1, an airplane engine automatic identification device is fixedly installed on the LL-shaped support 32 of the horizontal moving seat 41, and the automatic identification device is a plurality of cameras arranged at the top of the LL-shaped support 32; and then can make dismouting base 1 acquire the aircraft model and the quantity that carry out the dismouting, and then control driving motor 204 transmission and drive and remove wheelset 203 piece and drive first arc 201 and second arc 202 and coast in circular orbit, and then adjust interval and inclination between a plurality of slide rails, the model mismatch predetermines the aircraft that surpasss the station, directly sends alarm signal, reminds airport staff, improves the work efficiency of dismantlement. The model of the airplane to be disassembled can be used for directly reading the design position of an engine and the size information of the airplane, and the sliding rail assembly 2 is directly adjusted in advance according to the position of the airplane, so that the requirement of the airplane for entering the field is met.
The mounting process of the standby engine needs to be considered after the engine is dismounted, the mounting work of the existing standby engine is usually that the standby engine is lifted through a liftable dismounting trolley, and then the standby engine is transported to a tool mounting seat, and in the process, when the dismounting work is busy, a plurality of dismounting lifting trucks need to be put into, and then the putting cost of equipment is increased.
The invention realizes the conversion work of overhauling the engine and the standby engine through the fixed frame 44 arranged on the disassembly and assembly workbench, thereby reducing the input quantity of the disassembly and assembly vehicles and the times of the reciprocating operation of the lifting device. A lifting mechanism 45 is fixedly arranged in the fixed frame 44; the lifting mechanism 45 includes: a lifting rail frame 450 fixedly installed in the fixed frame 44, a lifting base 451 drivingly installed on the lifting rail frame 450, and a conveying device 452 fixedly installed on the lifting base 451; the two ends of the lifting base 451 are fixedly connected with a transmission chain 453; a second lifting motor 454 and a transmission chain wheel seat 455 are fixedly installed at the top of the lifting slide rail frame 450; the transmission chain 453 is sleeved on the transmission chain wheel seat 455, and a synchronization shaft 458 is inserted into the transmission chain wheel seat 455; the output end of the second lifting motor 454 is in transmission connection with a driven gear 457 inserted on the synchronizing shaft 458 through a second transmission gear 456, and then the power of the second lifting motor 454 drives the transmission chain wheel seat 455 to rotate through the second transmission gear 456, so as to drive the transmission chain 453 sleeved on the transmission chain wheel seat 455 to move up and down, and further drive the lifting base 451 to move up and down on the lifting slide rail frame 450; the lifting base 451 can be kept horizontal with the horizontal moving base when moving to the lowest part, and in addition, the lifting base 451 moves upwards to be kept consistent according to the height of the lifting platform currently adjusted by the dismounting vehicle, so that redundant lifting adjustment work of the dismounting vehicle is avoided.
The working principle is as follows:
the method comprises the following steps that a plurality of cameras detect an airplane to be disassembled and assembled, and judge the posture, the size and the position of an engine of the airplane entering a disassembling and assembling base 1; the disassembly and assembly base 1 controls the driving motor 204 to be started according to image data detected by the plurality of cameras, and adjusts the positions of the plurality of slide rail assemblies 2 according to the posture and the quantity of the airplane entering the disassembly and assembly base 1, so that the disassembly and assembly workbench 4 is positioned at two sides of the airplane, and engines at two sides of the airplane can be disassembled and assembled at the same time; after the airplane stops on the dismounting base 1 by means of the mobile tool, the driving motor 31 is started to drive the mobile platform 3 and the dismounting workbench to move on the slide rail assembly 2, and the dismounting workbench moves to the position below an airplane engine; a dismounting tool matched with the aircraft engine is assembled on the dismounting workbench 4, the lifting device drives the dismounting base 1 to move up and down, the maximum height of the dismounting base 1 driven by the lifting device does not exceed the height of the wing detected by the camera, and the horizontal moving seat 41 is positioned at the height of the aircraft engine and is positioned at the same axis with the engine; the telescopic device in the horizontal moving seat 41 is opened, the first hydraulic oil cylinder 42 drives the working installation seat to move on the telescopic slide rail 410, and then the disassembling tool is extended to be straight below the engine, so as to perform disassembling and assembling work; meanwhile, the disassembling personnel can enter the disassembling and assembling workbench 4 from the telescopic climbing frame 43, and further records the disassembling process of the engine; a standby aircraft engine to be installed is placed on the lifting base 451 of the fixed installation frame, the engine to be overhauled is placed on the tool installation base 411 after being detached, the telescopic device drives the tool installation base 411 to contract, and then the engine to be overhauled is moved to the lifting base 451; the second lifting motor 454 drives the transmission chain 453 to operate, so that the lifting base 451 and the tool mounting seat 411 are kept at the same height, the conveying device 452 is started, the standby aircraft engine is conveyed forwards to a worker station, the worker conveys the standby aircraft engine to the tool mounting seat 411, meanwhile, the engine to be overhauled on the tool mounting seat 411 is placed on the conveying device 452, the conveying device 452 reversely conveys the engine to be overhauled to the other end of the lifting base 451, and the disassembly and assembly vehicles can be conveniently recycled one by one in the later period. .
When two or more than two wings are arranged on two sides of each wing, the driving motor 204 can simultaneously drive the slide rail assemblies 2 matched with the number of the engines to move to the lower part of each wing according to the number of the engines, and then the driving motor 31 drives the slide rail base frame 21 to move to the engine, so that the dismounting workbench 4 is positioned below the engine nacelle, after the dismounting tool matched with the engine nacelle is installed on the dismounting base 1, the lifting device drives the dismounting base 1 to lift and descend to a dismounting point, and then the dismounting work of more than two engines below a single wing is completed.
The invention adopts a circular dismounting base 1 with a plurality of dismounting stations, adopts a slide rail component 2, a telescopic device and a lifting device to drive a tool mounting seat 411 to flexibly adjust in three axial directions, can accurately position with an aircraft engine and simultaneously carry out multi-angle dismounting operation, adapts to the approach requirements of various postures of the aircraft and improves the dismounting efficiency; secondly, according to the size of the airplane wing, the driving motor 204 is controlled to drive the first arc-shaped plate 201 and the second arc-shaped plate 202 to slide on the plurality of circular rails 10, and further the distance between the sliding rail assemblies 2 is adjusted, so that the dismounting base 1 meets the requirements of airplanes with various sizes; finally, the maintenance engine and the standby engine on the tool mounting seat 411 can be circulated by arranging the fixing frame 44, the input quantity of third-party tool cars such as a dismounting car is reduced, the input cost of equipment is saved, and the dismounting speed is increased.
It should be noted that, in the above embodiments, the parameters can be freely selected according to different situations without contradiction. The present invention is not further described with respect to various possible parameter schemes in order to avoid unnecessary repetition.

Claims (8)

1. The utility model provides an aircraft engine multi-angle dismouting platform which characterized in that includes:
the device comprises a disassembly and assembly base, a sliding rail assembly, a plurality of groups of moving platforms and a disassembly and assembly workbench, wherein the sliding rail assembly is fixedly arranged on the disassembly and assembly base;
the disassembly and assembly base is circular, the sliding rail assemblies are distributed on the surface of the disassembly and assembly base in a circular array mode by taking the circle center of the disassembly and assembly base as a base point, and a plurality of circular rails connected with the sliding rail assemblies in a sliding mode are further formed in the surface of the disassembly and assembly base;
the mobile platform includes: the device comprises a first frame clamped on a slide rail assembly, a driving motor fixedly arranged on the first frame and an L-shaped bracket fixedly arranged on the first frame; the power output end of the driving motor is fixedly connected with a transmission gear; the other end of the L-shaped support is fixedly connected with the dismounting workbench.
2. An aircraft engine multi-angle dismouting platform of claim 1 wherein, the slide rail assembly comprises: the sliding device is clamped at two ends in the circular track, and the sliding rail base frame is fixedly connected to the top of the sliding device; the sliding rail base frame comprises guide rails symmetrically arranged on two sides of the sliding rail base frame and a rack which is arranged on the sliding rail base frame and is in screwed connection with a driving gear of the driving motor; the upper part of the guide rail is clamped with the first frame; and then the power of the driving motor drives the transmission gear to move on the rack, so that the first frame is driven to move on the two groups of guide rails.
3. An aircraft engine multi-angle disassembly platform of claim 2, wherein the disassembly platform comprises: the device comprises a Z-axis lifting device fixedly installed on an L-shaped support, a horizontal moving seat installed on the Z-axis lifting device in a transmission mode, a fixed frame fixedly installed on the horizontal moving seat, and a telescopic device fixedly installed on the horizontal moving seat.
4. An aircraft engine multi-angle dismounting platform according to claim 3, wherein said horizontal moving base comprises: the tool mounting seat is clamped on the telescopic slide rail; the telescopic device is a first hydraulic oil cylinder fixedly mounted on the dismounting base, and a piston rod of the first hydraulic oil cylinder is fixedly connected with the tool mounting seat so as to drive the tool mounting seat to move on the telescopic slide rail;
a lifting mechanism is fixedly arranged in the fixed frame; the lifting mechanism comprises: the lifting device comprises a lifting slide rail frame fixedly arranged in a fixed frame, a lifting base which is arranged on the lifting slide rail frame in a transmission way, and a conveying device fixedly arranged on the lifting base; two ends of the lifting base are fixedly connected with a transmission chain; a second lifting motor and a transmission chain wheel seat are fixedly arranged at the top of the lifting slide rail frame; the transmission chain is sleeved on the transmission chain wheel seat, and a synchronous shaft is inserted in the transmission chain wheel seat; the output end of the second lifting motor is in transmission connection with a driven gear which is inserted in the synchronizing shaft through a second transmission gear, and then the power of the second lifting motor drives a transmission chain wheel seat to rotate through the second transmission gear, and further drives a transmission chain which is sleeved on the transmission chain wheel seat to move up and down, and further drives the lifting base to move up and down on the lifting slide rail frame.
5. The aircraft engine multi-angle dismounting platform according to claim 4, wherein a telescopic climbing frame is fixedly mounted on one side of the tool mounting seat, and the telescopic climbing frame comprises: the hydraulic cylinder assembly comprises a first section ladder hinged to one side of a tool mounting seat, a second section ladder clamped to the other end of the first section ladder, and a second hydraulic cylinder fixedly mounted on one side of the tool mounting seat; and a piston rod in the second hydraulic cylinder is fixedly connected with the second section ladder, so that the second section ladder is controlled to move on the first section ladder, and the overall length of the first section ladder and the second section ladder is adjusted.
6. The aircraft engine multi-angle dismounting platform according to claim 5, wherein the sliding device comprises a first arc-shaped plate and a second arc-shaped plate which are fixedly connected to two ends of the sliding rail base frame and clamped with the circular rail, and a moving wheel set rotatably mounted inside the first arc-shaped plate and the second arc-shaped plate; the first arc-shaped plate and the second arc-shaped plate are provided with driving motors which are in transmission connection with the moving wheel sets, and then the power of the driving motors drives the moving wheel sets to rotate, so that the positions and the offset angles of the sliding rail assemblies on the dismounting base are adjusted.
7. The aircraft engine multi-angle dismounting platform according to claim 6, wherein the L-shaped bracket is fixedly provided with an aircraft engine automatic identification device, and the automatic identification device is a plurality of cameras arranged at the top of the L-shaped bracket.
8. The use method of the multi-angle dismounting platform for the aircraft engine based on claim 7 is characterized by comprising the following working steps:
s1, detecting the airplane to be disassembled and assembled by the plurality of cameras, and judging the posture, the size and the position of the engine when the airplane enters the disassembling and assembling base;
s2, the dismounting and mounting base controls the driving motor to be started according to image data detected by the plurality of cameras, and positions of the plurality of sliding rail assemblies are adjusted according to the postures and the number of the airplanes entering the dismounting and mounting base, so that the dismounting and mounting working tables are positioned on two sides of the airplanes, and engines on two sides of the airplanes can be dismounted at the same time;
s3, after the airplane stops on the dismounting base by means of the mobile tool, the driving motor is started to drive the mobile platform and the dismounting workbench to move on the sliding rail assembly, and the dismounting workbench moves to the position below an airplane engine;
s4, assembling a disassembling tool matched with the aircraft engine on the disassembling workbench, driving the disassembling base to move up and down by the lifting device, driving the disassembling base to ascend to the maximum height which is not more than the height of the wing detected by the camera by the lifting device, and positioning the horizontal moving seat at the height of the aircraft engine and on the same axis with the engine; a telescopic device in the horizontal moving seat is opened, a first hydraulic oil cylinder drives the tool mounting seat to move on a telescopic slide rail, and then a disassembling tool is extended to the lower part of an engine to perform disassembling and assembling work;
s5, simultaneously, a disassembling person can enter the disassembling workbench from the telescopic climbing frame, and the disassembling process of the engine is recorded;
s6, placing a standby aircraft engine to be installed on the lifting base of the fixed frame, placing the engine to be overhauled on the tool mounting base after the engine to be overhauled is disassembled, and driving the tool mounting base to contract by the telescopic device so as to move the engine to be overhauled to the lifting base; the second lifting motor drives the transmission chain to operate, so that the lifting base and the tool mounting base are kept at the same height, the conveying device is started, the standby aircraft engine is conveyed forwards to a worker station, the worker conveys the standby aircraft engine to the tool mounting base, meanwhile, the engine to be overhauled on the tool mounting base is placed on the conveying device, the conveying device conveys the engine to be overhauled reversely, the engine to be overhauled is conveyed to the other end of the lifting base, and the later-stage dismounting vehicle can be conveniently recycled one by one.
CN202011190772.8A 2020-12-31 2020-12-31 Multi-angle dismounting platform for aircraft engine and working method of multi-angle dismounting platform Expired - Fee Related CN112407317B (en)

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FR2985980B1 (en) * 2012-01-25 2014-10-10 Airbus DEVICE FOR MOUNTING AND / OR DISASSEMBLING A PROPULSIVE ELEMENT AND ASSOCIATED METHOD
CN110901947B (en) * 2019-11-22 2022-04-22 成都凯天电子股份有限公司 Multi-dimensional attitude adjusting platform for loading and maintaining airplane ground
CN110979722A (en) * 2019-12-04 2020-04-10 江西洪都航空工业集团有限责任公司 A trailer that is used for automatic walking of aircraft engine to dock
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