CN109733637B - Dock for spray painting or maintenance of airplane - Google Patents
Dock for spray painting or maintenance of airplane Download PDFInfo
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- CN109733637B CN109733637B CN201910132375.6A CN201910132375A CN109733637B CN 109733637 B CN109733637 B CN 109733637B CN 201910132375 A CN201910132375 A CN 201910132375A CN 109733637 B CN109733637 B CN 109733637B
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- spline
- lifter
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- 238000012423 maintenance Methods 0.000 title abstract description 9
- 238000007592 spray painting technique Methods 0.000 title abstract description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 109
- 230000007246 mechanism Effects 0.000 claims abstract description 99
- 239000003973 paint Substances 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 description 13
- 230000003044 adaptive effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000005498 polishing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 238000010977 unit operation Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 210000004690 animal fin Anatomy 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a dock for spray painting or maintenance of an airplane, which comprises one or more dock sections, wherein each dock section is respectively provided with at least one lifting working platform, each lifting working platform is connected with a spiral lifter, the spiral lifter comprises a power mechanism, a first reverser and a lifter which are sequentially connected in a transmission way, the power mechanism comprises an electric power mechanism, a manual power mechanism and a power switching mechanism, and the power switching mechanism is used for realizing the switching between the operation of the manual power mechanism and the operation of the electric power mechanism. Compared with the prior art, the dock has the advantages of simple structure, flexible operation and the like.
Description
Technical Field
The invention relates to the field of manufacturing and maintenance of aviation equipment, in particular to a dock for spray painting or maintenance of an aircraft.
Background
The aircraft is large and its height varies considerably from the height of a human being, which makes it impossible for a person to access all parts of the aircraft that need maintenance or all parts that need painting, and therefore must be done with the aid of a dock. The prior art has three main types of docks for spraying paint or maintaining an aircraft: 1) The suspended type machine dock cannot meet the operation requirement of a special machine, has high manufacturing cost, and cannot adapt to various machine types due to the fact that the height cannot meet the adjustment of the whole operation process; 2) The ground scaffold structure type dock has the defects that the assembly of the dock is time-consuming, the height and width directions cannot be adjusted, the dock cannot adapt to various models, the occupied area is large, the bearing capacity is low, the safety is difficult to reach standards, and the like; 3) The movable dock consists of a plurality of functional platforms at different positions in a modularized mode. Each functional platform is only suitable for the operation of a specific part, the platforms cannot be interconnected and communicated, and operators frequently go from one platform to the ground to the other platform, so that the working strength is increased. Typically, such platforms are made of carbon steel and are cumbersome in construction and can only be moved or lifted by an electric drive. In summary, the dock in the prior art is difficult to adapt to various models due to inconvenient adjustment. Based on the above, the dock in the prior art is improved, and the dock which can be flexibly and conveniently adjusted is designed to be used for spraying paint or maintaining the aircraft.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the dock for spraying paint or maintaining the aircraft is flexible to operate and convenient to adjust.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a dock for aircraft sprays paint or maintenance, includes one or more dock section, is equipped with at least one lift work platform on every dock section respectively, every lift work platform is connected with a spiral elevator, spiral elevator is including power unit, first commutator and the elevator that the transmission is connected in proper order, power unit includes electric power unit, manual power unit and power switching mechanism, power switching mechanism is used for realizing the switching between manual power unit operation and electric power unit operation.
Further, the manual power mechanism sequentially comprises a hand wheel, a first transmission shaft, a second reverser, a coupler, a first spline transmission shaft, a second spline transmission shaft, a third reverser and a second transmission shaft from top to bottom, wherein the hand wheel is sequentially in transmission connection with the first transmission shaft, the second reverser, the coupler and the first spline transmission shaft, the second spline transmission shaft, the third reverser and the second transmission shaft are sequentially in transmission connection, and the second transmission shaft is also in transmission connection with the first reverser; the first reverser is also in transmission connection with the electric power mechanism.
Further, the power switching mechanism comprises a spline sleeve and a switch, the spline sleeve is movably arranged on the first spline transmission shaft, and the switch is arranged around the second spline transmission shaft, is close to the first spline transmission shaft and is electrically connected with a power supply of the electric power mechanism; when the spline housing moves to be in contact with the change-over switch, the change-over switch controls to cut off the power supply of the electric power mechanism, the first spline transmission shaft and the second spline transmission shaft are in transmission connection through the spline housing, and the electric power mechanism fails due to manual lifting operation; when the spline housing moves to be separated from the change-over switch and the first spline transmission shaft is separated from the second spline transmission shaft, the manual operation is invalid at the moment, and the power supply of the electric power mechanism can be started to perform electric operation.
Further, the power switching mechanism further comprises a quick release pin, a quick release pin mounting hole is formed in the spline housing, and the quick release pin penetrates through the quick release pin mounting hole to detachably fix the spline housing on the first spline transmission shaft.
Further, the electric power mechanism comprises a motor and a speed reducer which are in transmission connection, and the speed reducer is in transmission connection with the first commutator.
Further, the lifter comprises two screw rod lifters, two screw rod lifting units are arranged in each screw rod lifter, each screw rod lifting unit is connected with one end of a third transmission shaft, and the other end of each third transmission shaft is respectively connected with a fourth commutator; each fourth commutator is connected with one end of a fourth transmission shaft respectively, and the other end of each fourth transmission shaft is connected with the first commutator respectively.
Further, the bottom of each machine dock section is respectively provided with a movable supporting device.
Further, the movable supporting device comprises a walking roller and a lifting mechanism, wherein the lifting mechanism is used for controlling the walking roller to land or hang in the air.
Further, the movable supporting device further comprises a connecting beam, the walking roller is arranged at the bottom of the connecting beam, at least two lifting mechanisms are arranged at the two ends of the connecting beam, and the two lifting mechanisms are fixedly arranged at the two ends of the connecting beam and used for controlling the lifting or lowering of the connecting beam so as to control the walking roller to land or hang in the air.
Further, elevating system includes shell, interior bracing piece, first bevel gear, second bevel gear, hand mechanism and jacking screw rod, the shell cover is established the outside of interior bracing piece, first bevel gear with second bevel gear meshing, the jacking screw rod with the shell assembly is as an organic whole, interior bracing piece upper end be equipped with the helicitic texture of jacking screw rod looks adaptation, hand mechanism installs on the shell, hand mechanism with first bevel gear links to each other, second bevel gear installs the upper end of jacking screw rod.
Further, each lifting working platform is provided with a telescopic guardrail respectively.
Further, a plurality of telescopic pedals are arranged on one side, facing the airplane, of each docking section, and the length of each telescopic pedal can be independently controlled.
Further, an elastic device is arranged at the front end of the telescopic pedal; preferably, the elastic means is a rubber profile.
Further, each machine dock section is provided with a plurality of compressed air interfaces, a plurality of adsorption ports of the comprehensive polishing and dedusting system and a plurality of power interfaces; preferably, the lifting working platform is provided with a compressed air interface, an adsorption port of the comprehensive polishing and dedusting system and a power interface.
Preferably, the machine dock comprises a nose dock section, a front machine body dock section, a wing dock section, a rear machine body dock section and a machine tail dock section which are arranged in a left-right symmetrical mode, wherein the nose dock section, the front machine body dock section, the wing dock section, the rear machine body dock section and the machine tail dock section are sequentially and detachably connected into a whole, and the nose dock sections on the left side and the right side and the machine tail dock sections on the left side and the right side are respectively and detachably connected into a whole.
Further, the tail dock section comprises a first tail dock for spraying paint or maintaining the positions of the aircraft fins or the rear cabin doors, a lifting workbench is arranged on one side, facing the aircraft, of the first tail dock, and the lifting workbench comprises a fixed support assembly, a movable support assembly, a workbench panel and a driving assembly; the fixed bracket assembly comprises a first fixed bracket and a second fixed bracket, and the first fixed bracket and the second fixed bracket are arranged in parallel and are positioned at one side far away from the aircraft body; the movable bracket assembly comprises a first movable bracket and a second movable bracket; the driving assembly comprises a screw rod lifter assembly and a sliding block assembly, the screw rod lifter assembly comprises a first screw rod lifter and a second screw rod lifter, and the sliding block assembly comprises a first sliding block, a second sliding block and a third sliding block; the top end of a screw rod in the first screw rod lifter is connected with a first fixed support, the first movable support is slidably connected with the first fixed support through a first sliding block, and the first movable support is hinged with the workbench panel and fixedly connected with the first screw rod lifter; the second movable support is fixedly connected with the second spiral screw machine, the top end of a screw rod in the second spiral screw lifter is connected with the second fixed support, and the second movable support is slidably connected with the second fixed support through a second sliding block; the second movable support is hinged with a third sliding block, a sliding rail is arranged on the workbench panel, and the third sliding block is slidably arranged on the sliding rail.
Further, at least one self-adaptive elevator is arranged on the nose dock section, the front fuselage dock section, the rear fuselage dock section and the tail dock section, fixed working platforms are respectively arranged on the nose dock section, the front fuselage dock section, the rear fuselage dock section and the tail dock section, each fixed working platform is located below the lifting working platform of the same fuselage dock section, and the lifting working platforms on the same fuselage dock section are connected with the fixed working platforms through the self-adaptive elevator.
Further, the front fuselage dock section and the rear fuselage dock section respectively comprise three fuselage docks which are communicated in sequence.
The invention has the beneficial effects that: according to the scheme, the manual switch and the electric switch are arranged at the same time, so that the switching can be performed flexibly, meanwhile, the safety of the device in the use process can be improved, and even if a power supply is accidentally powered off, the manual device can be used for operation, so that the overall safety of the device is improved; the power switching mechanism is arranged, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic view of a left side portion of a dock for painting or servicing an aircraft in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a nose dock section according to an embodiment of the present invention;
FIG. 3 is a schematic view of a first dock according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a second dock according to an embodiment of the present invention;
FIG. 5 is a schematic view of a third dock according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a lift wing dock according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a fixed wing dock according to an embodiment of the present invention;
FIG. 8 is a schematic structural view of a fourth dock according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of a fifth dock according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of a sixth fuselage dock according to an embodiment of the present invention;
FIG. 11 is a schematic diagram of a first tail dock according to an embodiment of the present invention;
FIG. 12 is a schematic view of a lifting table according to an embodiment of the present invention;
FIG. 13 is a longitudinal cross-sectional view of a lifting platform according to an embodiment of the present invention;
FIG. 14 is a schematic view illustrating an operating state of a lifting table according to an embodiment of the present invention;
FIG. 15 is a bottom view of a lift table according to an embodiment of the invention;
FIG. 16 is a schematic diagram of a second tail dock according to an embodiment of the present invention;
FIG. 17 is a schematic view of a screw lift according to an embodiment of the present invention;
FIG. 18 is a schematic diagram showing the relationship between the mounting positions of the power switching mechanism according to the embodiment of the present invention;
fig. 19 is a schematic structural view of a lifting mechanism according to a preferred embodiment of the present invention.
Description of the reference numerals:
1. a head dock section; 11. a first work platform; 12. a second work platform; 13. a first movable support device; 131. a housing; 132. an inner support bar; 133. a first bevel gear; 134. a second bevel gear; 135. a hand shaking mechanism; 136. jacking a screw; 14. a screw elevator; 141. a first commutator; 142. a motor; 143. a hand wheel; 144. a first drive shaft; 145. a second commutator; 146. a coupling; 147. a first spline drive shaft; 148. a spline housing; 149. a second spline drive shaft; 1410. a third commutator; 1411. a second drive shaft; 1412. a fourth drive shaft; 1413. a fourth commutator; 1414. a corner device; 1415. lifting the nut; 1416. a screw rod; 1417. a quick release pin; 1418. a change-over switch; 1419. a third drive shaft; 15. an electrical control device; 16. a first adaptive elevator;
2. a first fuselage dock; 21. a third work platform; 22. a fourth work platform; 23. a second movable support device; 24. a second adaptive elevator;
3. a second fuselage dock; 31. a fifth work platform; 32. a sixth work platform; 33. a third movable support device;
4. a third fuselage dock; 41. a seventh work platform; 42. an eighth work platform; 43. a ninth work platform; 44. a fourth movable supporting means;
5. Lifting the wing dock; 51. a tenth work platform; 52. an eleventh work platform; 53. a twelfth work platform; 54. a fifth movable supporting means; 55. a third adaptive elevator;
6. a fixed wing dock; 61. a thirteenth work platform; 62. a fourteenth work platform; 63. a sixth movable supporting means;
7. a fourth fuselage dock; 71. a fifteenth work platform; 72. a sixteenth work platform; 73. a seventh moving supporting means; 74. a fourth adaptive elevator;
8. a fifth fuselage dock; 81. seventeenth work platform; 82. an eighteenth working platform; 83. eighth movable supporting means;
9. a sixth fuselage dock; 91. a nineteenth working platform; 92. a twentieth work platform; 93. a ninth moving supporting means; 94. a fifth adaptive elevator;
10. a first tail dock; 101. a twenty-first work platform; 1011. a first fixing bracket; 1012. a second fixing bracket; 1013. a first movable bracket; 1014. a second movable bracket; 1015. a table top; 1016. a first slider; 1017. a second slider; 1018. a third slider; 102. a twenty-second work platform; 103. a twenty-third work platform; 104. a twenty-fourth work platform; 105. a twenty-fifth work platform; 106. tenth movable supporting means; 107. a sixth adaptive elevator;
100. And a second tail dock.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The utility model provides a dock for aircraft sprays paint or maintenance, includes one or more dock section, is equipped with at least one lift work platform on every dock section respectively, every lift work platform is connected with a spiral elevator, spiral elevator is including power unit, first commutator and the elevator that the transmission is connected in proper order, power unit includes electric power unit, manual power unit and power switching mechanism, power switching mechanism is used for realizing the switching between manual power unit operation and electric power unit operation.
From the above description, the beneficial effects of the invention are as follows: according to the scheme, the manual switch and the electric switch are arranged at the same time, so that the switching can be performed flexibly, meanwhile, the safety of the device in the use process can be improved, and even if a power supply is accidentally powered off, the manual device can be used for operation, so that the overall safety of the device is improved; the power switching mechanism is arranged, and the operation is simple and convenient.
Further, the manual power mechanism sequentially comprises a hand wheel, a first transmission shaft, a second reverser, a coupler, a first spline transmission shaft, a second spline transmission shaft, a third reverser and a second transmission shaft from top to bottom, wherein the hand wheel is sequentially in transmission connection with the first transmission shaft, the second reverser, the coupler and the first spline transmission shaft, the second spline transmission shaft, the third reverser and the second transmission shaft are sequentially in transmission connection, and the second transmission shaft is also in transmission connection with the first reverser; the first reverser is also in transmission connection with the electric power mechanism.
Further, the power switching mechanism comprises a spline sleeve and a switch, the spline sleeve is movably arranged on the first spline transmission shaft, and the switch is arranged around the second spline transmission shaft, is close to the first spline transmission shaft and is electrically connected with a power supply of the electric power mechanism; when the spline housing moves to be in contact with the change-over switch, the change-over switch controls to cut off the power supply of the electric power mechanism, the first spline transmission shaft is in transmission connection with the second spline transmission shaft through the spline housing, and the manual power mechanism controls to lift and fails; when the spline housing moves to be separated from the change-over switch and the first spline transmission shaft is separated from the second spline transmission shaft, the manual power mechanism fails, and the electric power mechanism controls lifting.
From the above description, the beneficial effects of the invention are as follows: through the up-and-down movement of the spline housing, the switching between manual and electric modes can be realized, and the operation is simple and convenient, and the performance is safe and reliable.
Further, the power switching mechanism further comprises a quick release pin, a quick release pin mounting hole is formed in the spline housing, and the quick release pin penetrates through the quick release pin mounting hole to detachably fix the spline housing on the first spline transmission shaft.
From the above description, the beneficial effects of the invention are as follows: meanwhile, the first spline transmission shaft and the second spline transmission shaft can be connected with or disconnected from the power transmission system through the spline housing and the quick-release pin.
Further, the electric power mechanism comprises a motor and a speed reducer which are in transmission connection, and the speed reducer is in transmission connection with the first commutator.
Further, the lifter comprises two screw rod lifters, two screw rod lifting units are arranged in each screw rod lifter, each screw rod lifting unit is connected with one end of a third transmission shaft, and the other end of each third transmission shaft is respectively connected with a fourth commutator; each fourth commutator is connected with one end of a fourth transmission shaft respectively, and the other end of each fourth transmission shaft is connected with the first commutator respectively.
From the above description, the beneficial effects of the invention are as follows: two lifters are arranged, so that the lifting process of the lifting platform is stable, and the lifters are driven by the same driving mechanism, so that the lifting process is stable.
Further, the bottom of each machine dock section is respectively provided with a movable supporting device.
Further, the movable supporting device comprises a walking roller and a lifting mechanism, wherein the lifting mechanism is used for controlling the walking roller to land or hang in the air.
From the above description, the beneficial effects of the invention are as follows: the bottom of each machine dock section is provided with a movable supporting device so as to facilitate the transfer, and the operation is more flexible.
Further, the movable supporting device further comprises a connecting beam, the walking roller is arranged at the bottom of the connecting beam, at least two lifting mechanisms are arranged at the two ends of the connecting beam, and the two lifting mechanisms are fixedly arranged at the two ends of the connecting beam and used for controlling the lifting or lowering of the connecting beam so as to control the walking roller to land or hang in the air.
From the above description, the beneficial effects of the invention are as follows: the lifting of the connecting beam is controlled through the two lifting mechanisms, when walking is needed, the connecting beam is controlled to be lowered by the lifting mechanisms so that the walking roller is grounded, so that the machine dock section can be easily moved, when the designated position is reached, the connecting beam is lifted through the lifting mechanisms, the walking roller is prevented from sliding on the ground, the safety of equipment is improved, compared with the conventional walking roller, the brake device is arranged on the walking roller, the problem that the brake device fails to cause a safety accident can be avoided, and the safety and the reliability are further improved.
Further, elevating system includes shell, interior bracing piece, first bevel gear, second bevel gear, hand mechanism and jacking screw rod, the shell cover is established the outside of interior bracing piece, first bevel gear with second bevel gear meshing, the jacking screw rod with the shell assembly is as an organic whole, interior bracing piece upper end be equipped with the helicitic texture of jacking screw rod looks adaptation, hand mechanism installs on the shell, hand mechanism with first bevel gear links to each other, second bevel gear installs the upper end of jacking screw rod.
Further, each lifting working platform is provided with a telescopic guardrail respectively.
Further, a plurality of telescopic pedals are arranged on one side, facing the airplane, of each docking section, and the length of each telescopic pedal can be independently controlled.
From the above description, the beneficial effects of the invention are as follows: the extension pedal is arranged towards one side of the aircraft, so that the extension length can be flexibly adjusted to adapt to complex surfaces of aircraft heads and aircraft bodies of different aircraft models.
Further, an elastic device is arranged at the front end of the telescopic pedal; preferably, the elastic means is a rubber profile.
From the above description, the beneficial effects of the invention are as follows: the front end of the telescopic pedal is provided with an elastic device to prevent the machine head from being damaged, and the telescopic guardrail can be pushed and pulled to lock according to the requirement. Further, each machine dock section is provided with a plurality of compressed air interfaces, a plurality of adsorption ports of the comprehensive polishing and dedusting system and a plurality of power interfaces; preferably, the lifting working platform is provided with a compressed air interface, an adsorption port of the comprehensive polishing and dedusting system and a power interface.
From the above description, the beneficial effects of the invention are as follows: the compressed air interfaces, the comprehensive polishing dust removal system adsorption ports and the power interfaces are arranged on each machine dock section, so that electricity is taken, gas is taken and dust generated by paint spraying is adsorbed during paint spraying or maintenance operation, the operation process is more convenient, and meanwhile, environmental pollution caused by dust in the operation process or harm to the body of operators is avoided.
Preferably, the machine dock comprises a nose dock section, a front machine body dock section, a wing dock section, a rear machine body dock section and a machine tail dock section which are arranged in a left-right symmetrical mode, wherein the nose dock section, the front machine body dock section, the wing dock section, the rear machine body dock section and the machine tail dock section are sequentially and detachably connected into a whole, and the nose dock sections on the left side and the right side and the machine tail dock sections on the left side and the right side are respectively and detachably connected into a whole.
From the above description, the beneficial effects of the invention are as follows: the machine dock of the scheme of the invention is composed of a plurality of machine dock sections which are detachably connected, the plurality of machine dock sections are connected into a whole to enclose an aircraft to be painted or maintained inside, an operator can complete the operation of the whole aircraft along the communicated machine dock, the position of the machine dock section is not required to be adjusted repeatedly or the machine dock sections are required to be moved up and down for many times, and the working intensity of the operator is reduced; the whole dock is detachably connected, and after the processing is finished, the dock can be transferred according to the requirement, so that the machine is convenient and flexible.
Further, at least one self-adaptive elevator is arranged on the nose dock section, the front fuselage dock section, the rear fuselage dock section and the tail dock section, fixed working platforms are respectively arranged on the nose dock section, the front fuselage dock section, the rear fuselage dock section and the tail dock section, each fixed working platform is located below the lifting working platform of the same fuselage dock section, and the lifting working platforms on the same fuselage dock section are connected with the fixed working platforms through the self-adaptive elevator.
From the above description, the beneficial effects of the invention are as follows: an adaptive elevator is arranged between the lifting working platform and the fixed platform so as to adapt to the machine types with different heights.
Further, the front fuselage dock section and the rear fuselage dock section respectively comprise three fuselage docks which are communicated in sequence.
Further, the tail dock section comprises a first tail dock for spraying paint or maintaining the positions of the aircraft fins or the rear cabin doors, a lifting workbench is arranged on one side, facing the aircraft, of the first tail dock, and the lifting workbench comprises a fixed support assembly, a movable support assembly, a workbench panel and a driving assembly; the fixed bracket assembly comprises a first fixed bracket and a second fixed bracket, and the first fixed bracket and the second fixed bracket are arranged in parallel and are positioned at one side far away from the aircraft body; the movable bracket assembly comprises a first movable bracket and a second movable bracket; the driving assembly comprises a screw rod lifter assembly and a sliding block assembly, the screw rod lifter assembly comprises a first screw rod lifter and a second screw rod lifter, and the sliding block assembly comprises a first sliding block, a second sliding block and a third sliding block; the top end of a screw rod in the first screw rod lifter is connected with a first fixed support, the first movable support is slidably connected with the first fixed support through a first sliding block, and the first movable support is hinged with the workbench panel and fixedly connected with the first screw rod lifter; the second movable support is fixedly connected with the second spiral screw machine, the top end of a screw rod in the second spiral screw lifter is connected with the second fixed support, and the second movable support is slidably connected with the second fixed support through a second sliding block; the second movable support is hinged with a third sliding block, a sliding rail is arranged on the workbench panel, and the third sliding block is slidably arranged on the sliding rail.
From the above description, the beneficial effects of the invention are as follows: the lifting working platform is arranged at the special parts of the fish fin part or the rear cabin door part and the like, the working platform panel can be adjusted to incline by a certain angle according to the needs to adapt to different operation needs, when the adjustment is needed, the first screw rod lifter and/or the second screw rod lifter are started, and the first movable bracket and/or the second movable bracket slide relative to the first fixed bracket and/or the second fixed bracket; when the lifting heights of the two spiral screw rod lifters are different, the third sliding block slides along the guide rail fixedly connected with the panel of the working platform, and at the moment, a self-adaptive inclined plane is formed.
The embodiment of the invention is as follows: a dock for painting or repairing an aircraft, comprising a left part and a right part which are completely symmetrical, wherein the left part and the right part are arranged around the whole aircraft as shown in fig. 1 (only the left part is drawn, and the right part is not shown), each side is detachably communicated into a whole by a plurality of dock sections, and specifically comprises a nose dock section 1, a front fuselage dock section, a wing dock section, a rear fuselage dock section and a tail dock which are sequentially connected, and the front fuselage dock section comprises a first fuselage dock 2, a second fuselage dock 3 and a third fuselage dock 4 which are sequentially connected; the rear fuselage section comprises a fourth fuselage dock 7, a fifth fuselage dock 8 and a sixth fuselage dock 9 connected in sequence. The wing dock section comprises a lifting wing dock 5 and a fixed wing dock 6; the first fuselage dock 2 is detachably connected with the nose dock section 1, and the third fuselage dock 4 and the fourth fuselage dock 7 are respectively detachably connected with two sides of the lifting wing dock 5; the sixth fuselage dock 9 is detachably connected to the tail dock section.
As shown in fig. 2, the nose dock section 1 comprises a first working platform 11, a second working platform 12 and a first movable supporting device 13, wherein the first working platform and the second working platform are respectively connected with a lifter, a spiral lifter 14 connected with the first working platform 11 is arranged on the spiral lifter connected with the second working platform 12, and the bottom of the spiral lifter 14 connected with the second working platform 12 is fixedly arranged on the first movable supporting device 13; first self-adaptive elevators 16 with heights adjustable according to needs are respectively arranged between the first working platform and the second working platform and between the second working platform and the ground.
As shown in fig. 3, the first docking station 2 includes a third working platform 21, a fourth working platform 22 and a second movable supporting device 23, where the third working platform 21 is a fixed working platform, the fourth working platform 22 is a lifting working platform, the lifting working platform is located above the fixed working platform, the bottom of a spiral lifter connected with the fourth working platform 22 is fixedly mounted on the second movable supporting device 23, a second adaptive lifting ladder 24 is arranged between the third working platform 21 and the fourth working platform 22, and a fixed stair is arranged between the fourth working platform 22 and the second movable supporting device 23.
As shown in fig. 4, the second docking station 3 includes a fifth working platform 31, a sixth working platform 32, and a third movable supporting device 33, where the fifth working platform 31 is a fixed working platform, the sixth working platform 32 is a lifting working platform, and the lifting working platform is located above the fixed working platform. The fifth working platform 31 and the sixth working platform 32 are provided with telescopic pedals on one side facing the third body dock 4, so that the pedals can be adjusted in length to be communicated with the third body dock 4 to adapt to the requirements of different body lengths, and meanwhile, the paddles can be avoided.
As shown in fig. 5, the third body dock 4 includes a seventh working platform 41, an eighth working platform 42, a ninth working platform 43 and a fourth movable supporting device 44, where the seventh, ninth and eighth working platforms are respectively fixed platforms sequentially installed above the fourth movable supporting device 44 from bottom to top, a telescopic pedal is disposed on a side of the eighth working platform 42 facing the second body dock 3, and a fixed stair is installed on the seventh working platform 41 to facilitate the up-down operation of an operator.
As shown in fig. 6, the lifting wing dock 5 includes a tenth working platform 51, an eleventh working platform 52, a twelfth working platform 53 and a fifth movable supporting device 54, where the tenth working platform 51, the eleventh working platform 52 and the twelfth working platform 53 are mounted on the fifth movable supporting device 54, a gap is left between the tenth working platform 51 and the eleventh working platform 52 for accommodating an engine, a gap is left between the eleventh working platform 52 and the twelfth working platform 53 for accommodating a blade, the tenth working platform and the eleventh working platform are fixed working platforms, the twelfth working platform 53 is a lifting working platform, a multi-step ladder is arranged on a side of the tenth working platform 51 facing the eleventh working platform 52, a straight ladder is arranged on a side of the tenth working platform, and a third self-adaptive lifting ladder 55 is arranged between the twelfth working platform 53 and the ground.
As shown in fig. 7, the fixed wing dock 6 includes a plurality of thirteenth working platforms 61, fourteenth working platforms 62 and a plurality of sixth movable supporting devices 63, where the thirteenth working platforms 61 and the fourteenth working platforms 62 are respectively and independently installed on the sixth movable supporting devices 63, and the thirteenth working platforms 61 and the fourteenth working platforms 62 are both fixed working platforms, and the fourteenth working platform 62 is provided with a fixed stair for the up-and-down operation of the operators.
As shown in fig. 8, the fourth dock 7 includes a fifteenth work platform 71, a sixteenth work platform 72, and a seventh moving support 73; the fifteenth working platform 71 is a fixed working platform, the sixteenth working platform 72 is a lifting working platform, the lifting working platform is located above the fixed working platform, the bottom of a spiral lifter connected with the sixteenth working platform 72 is fixedly installed on the seventh movable supporting device 73, a fourth self-adaptive lifting ladder 74 is arranged between the fifteenth working platform 71 and the sixteenth working platform 72, and a fixed stair is arranged between the fifteenth working platform 71 and the seventh movable supporting device 73.
As shown in fig. 9, the fifth docking station 8 includes a seventeenth working platform 81, an eighteenth working platform 82 and an eighth movable supporting device 83, where the seventeenth and eighteenth working platforms are fixed working platforms and are sequentially and fixedly installed on the eighth movable supporting device 83 from bottom to top, and a fixed stair is arranged between the seventeenth working platform 81 and the eighth movable supporting device 83.
As shown in fig. 10, the sixth body dock 9 includes a nineteenth working platform 91, a twentieth working platform 92, and a ninth moving support 93, the nineteenth working platform 91 being a fixed platform, the twentieth working platform 92 being a lifting working platform; the twentieth working platform 92 is connected to a screw elevator 14, the bottom of the screw elevator is fixedly mounted on a ninth movable supporting device 93, the nineteenth working platform 91 is mounted on a fixed part of the screw elevator 14, a fifth self-adaptive elevator 94 is arranged between the twentieth working platform 92 and the ground, and the fifth self-adaptive elevator 94 is communicated with the nineteenth working platform 91.
As shown in fig. 11, the tail dock section includes a first tail dock 10 and a second tail dock 100 for painting or repairing a fin or a rear door of an aircraft, the first tail dock 10 includes a twenty-first work platform 101, a twenty-second work platform 102, a twenty-third work platform 103, a twenty-fourth work platform 104, a twenty-fifth work platform 105, and a tenth movable supporting device 106, the twenty-first work platform 101 is a tiltable lift table controlled by two screw lifts, the twenty-fifth work platform 105 is a lift table controlled by one screw lift to be integrally lifted, and the tenth movable supporting device is an automatic guided vehicle (Automated Guided Vehicle, AGV) trolley. The twenty-second work platform 102, the twenty-third work platform 103, and the twenty-fourth work platform 104 are each fixed work platforms supported by a plurality of fixed brackets fixed to the AGV cart. The twenty-fifth working platform 105 is connected with a screw rod lifter, and is driven by the screw rod lifter to slide along the fixed bracket for lifting; the bottom of the screw rod lifter is fixedly arranged on a tenth movable supporting device, and a plurality of fixed stairs and multi-step ladder connections are arranged among a twenty-first working platform 101, a twenty-second working platform 102, a twenty-third working platform 103 and a twenty-fourth working platform 104; wherein, a telescopic ladder is arranged between the twenty-first working platform 101 and the twenty-third working platform 103; a sixth adaptive elevator 107 is provided between the twenty-fifth work platform 105 and the twenty-fourth work platform 104. The twenty-fifth work platform 105 is provided with a telescoping pedal toward the right for communication with the symmetrical side tail dock section.
As shown in fig. 12-15, the lifting workbench (twenty-first workbench 101) comprises a fixed bracket assembly, a movable bracket assembly, a workbench panel 1015 and a driving assembly; the fixed bracket assembly comprises a first fixed bracket 1011 and a second fixed bracket 1012, wherein the first fixed bracket 1011 and the second fixed bracket 1012 are arranged in parallel and are positioned at one side far away from the aircraft body; the movable bracket assembly includes a first movable bracket 1013 and a second movable bracket 1014; the drive assembly includes a screw elevator assembly including a first screw elevator and a second screw elevator and a slider assembly including a first slider 1016, a second slider 1017, and a third slider 1018; the top end of the screw rod in the first screw rod lifter is connected with a first fixed bracket, the first movable bracket 1013 is slidably connected with a first guide rail arranged on the first fixed bracket 1011 through a first sliding block 1016, and the first movable bracket 1013 is hinged with the workbench panel 1015 and fixedly connected with the first screw rod lifter; the second movable bracket 1014 is fixedly connected with the second screw machine, the top end of the screw in the second screw elevator is connected with the second fixed bracket 1012, and the second movable bracket 1014 is slidably connected with a second guide rail arranged on the second fixed bracket 1012 through a second sliding block 1017; the second movable bracket 1014 is hinged to the third slider 1018, the table top 1015 is provided with a sliding rail, and the third slider 1018 is slidably mounted on the sliding rail. When the workbench panel is required to be a certain upward inclined surface, the second spiral screw rod lifter can be started, the second movable support slides to the position of the height h relative to the second fixed support under the driving of the second spiral screw rod lifter, the third sliding block slides along the sliding rail fixedly connected with the workbench panel, and an inclined working surface with an angle of alpha degree is formed at the moment, so that the operation on irregular parts is facilitated. Meanwhile, the whole workbench panel can be controlled to integrally lift by synchronously lifting two spiral screw lifters.
As shown in fig. 16, the second tail dock is also provided with a plurality of working platforms and adaptive stairs.
As shown in fig. 17, the screw lifter 14 includes a power mechanism, a first commutator 141 and a lifter in driving connection in this order, the power mechanism includes an electric power mechanism, a manual power mechanism and a power switching mechanism for switching between operation of the manual power mechanism and operation of the electric power mechanism. The electric power mechanism comprises an electric motor 142 and a speed reducer, and the manual power mechanism sequentially comprises a hand wheel 143, a first transmission shaft 144, a second commutator 145, a coupler 146, a first spline transmission shaft 147, a spline housing 148, a second spline transmission shaft 149, a third commutator 1410 and a second transmission shaft 1411. The hand wheel is sequentially connected with the first transmission shaft, the second reverser, the coupler and the first spline transmission shaft in a transmission way, the second spline transmission shaft, the third reverser and the second transmission shaft are sequentially connected in a transmission way, and the second transmission shaft is also in transmission connection with the first reverser; the first reverser is also in transmission connection with the electric power mechanism. As shown in fig. 18, the power switching mechanism includes a spline housing, a quick release pin 1417 (other connection members with similar structures can be adopted) and a change-over switch 1418 (a travel switch or a sense switch can be adopted), in which a quick release pin mounting hole is formed in the spline housing, when electric operation is required, the spline housing is manually pushed upwards to be connected with the first spline transmission shaft and completely disconnected with the second spline transmission shaft, the change-over switch is reset, no electric signal is given, at this time, the power supply of the electric power mechanism is started, the device is controlled by an electric mode, otherwise, when manual operation is required, the quick release pin can be pulled out, the spline housing slides downwards to the second spline transmission shaft under the action of gravity (or under the assistance of external force such as manual force) to be connected, at this time, the spline housing slides to the change-over switch near the second spline transmission shaft and contacts with the change-over switch, the electric signal is given, and the electric power supply of the electric power mechanism is cut off, at this time, the device is switched into a manual driving mode. Two screw rod lifting units are arranged in each screw rod lifting unit, each screw rod lifting unit is connected with one end of a third transmission shaft 1419, and the other end of each third transmission shaft 1419 is respectively connected with a fourth reverser 1413; each fourth commutator is connected to one end of a fourth transmission shaft 1412, and the other end of each fourth transmission shaft 1412 is connected to the first commutator 141. Each elevator unit includes a corner 1414, an elevator nut 1415, and a lead screw 1416 in driving connection.
The mobile support means in each dock section may be of various types (as shown in figures 2, 10 or 11) but each includes a walking roller and a lifting mechanism for controlling the landing or suspension of the walking roller. The movable supporting device further comprises a connecting beam, the walking roller is arranged at the bottom of the connecting beam, at least two lifting mechanisms are arranged at the two ends of the connecting beam, and the two lifting mechanisms are fixedly arranged at the two ends of the connecting beam and used for controlling the lifting or lowering of the connecting beam so as to control the walking roller to land or hang in the air. As shown in fig. 19, the lifting mechanism comprises a housing 131, an inner support rod 132, a first bevel gear 133, a second bevel gear 134, a hand shaking mechanism 135 and a lifting screw 136, wherein the housing 131 is sleeved outside the inner support rod 132, the first bevel gear 133 is meshed with the second bevel gear 134, the lifting screw 136 is assembled with the housing 131 into a whole, a threaded structure matched with the lifting screw 136 is arranged at the upper end of the inner support rod 132, the hand shaking mechanism 135 is mounted on the housing 131, the hand shaking mechanism 135 is connected with the first bevel gear 133, and the second bevel gear 134 is mounted at the upper end of the lifting screw 136.
The self-adaptive elevator and the fixed stairs are combined for use, so that a power mechanism is simplified, and the production, manufacture and use costs are saved. Each lifting working platform is provided with a telescopic guardrail, and each fixed working platform is provided with a lifting guardrail. Each working platform (comprising a fixed working platform and a lifting working platform) is provided with a plurality of telescopic pedals towards one side of the airplane respectively, the length of each telescopic pedal can be controlled independently, and an operator can push and pull the telescopic pedals to lock according to the needs so as to form a complex surface according to the nose or the airplane body of the airplane.
Each working platform (comprising a fixed working platform and a lifting working platform) is respectively provided with an electric control device 15, the electric control devices 15 comprise a compressed air interface, an adsorption port of the comprehensive polishing and dedusting system and a power interface, and an operator can conveniently perform electricity or gas taking operation without causing safety accidents or increasing the operation intensity due to lines; meanwhile, the polishing and dedusting system is arranged, so that dust emission in the operation process is reduced, the damage of dust to operators in the operation process is reduced, and meanwhile, the operation site is cleaner.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (8)
1. A dock, characterized in that: the device comprises one or more machine dock sections, wherein each machine dock section is respectively provided with at least one lifting working platform, each lifting working platform is connected with a spiral lifter, each spiral lifter comprises a power mechanism, a first reverser and a lifter which are sequentially connected in a transmission way, each power mechanism comprises an electric power mechanism, a manual power mechanism and a power switching mechanism, and the power switching mechanism is used for realizing switching between operation of the manual power mechanism and operation of the electric power mechanism;
the machine dock comprises a machine head dock section, a front machine body dock section, a wing dock section, a rear machine body dock section and a machine tail dock section which are arranged in a left-right completely symmetrical manner, wherein the machine head dock section, the front machine body dock section, the wing dock section, the rear machine body dock section and the machine tail dock section are sequentially and detachably connected into a whole, and the machine head dock sections on the left side and the right side and the machine tail dock sections on the left side and the right side are respectively and detachably connected into a whole;
the tail dock section comprises a first tail dock for spraying paint or maintaining the positions of the aircraft fins or the rear cabin doors, a lifting workbench is arranged on one side, facing the aircraft, of the first tail dock, and the lifting workbench comprises a fixed support assembly, a movable support assembly, a workbench panel and a driving assembly;
The fixed bracket assembly comprises a first fixed bracket and a second fixed bracket, and the first fixed bracket and the second fixed bracket are arranged in parallel and are positioned at one side far away from the aircraft body;
the movable bracket assembly comprises a first movable bracket and a second movable bracket;
the driving assembly comprises a screw rod lifter assembly and a sliding block assembly, the screw rod lifter assembly comprises a first screw rod lifter and a second screw rod lifter, and the sliding block assembly comprises a first sliding block, a second sliding block and a third sliding block;
the top end of a screw rod in the first screw rod lifter is connected with a first fixed support, the first movable support is slidably connected with the first fixed support through a first sliding block, and the first movable support is hinged with the workbench panel and fixedly connected with the first screw rod lifter;
the second movable support is fixedly connected with the second spiral screw machine, the top end of a screw rod in the second spiral screw lifter is connected with the second fixed support, and the second movable support is slidably connected with the second fixed support through a second sliding block; the second movable support is hinged with a third sliding block, a sliding rail is arranged on the workbench panel, and the third sliding block is slidably arranged on the sliding rail.
2. The dock of claim 1, wherein: the manual power mechanism sequentially comprises a hand wheel, a first transmission shaft, a second reverser, a coupler, a first spline transmission shaft, a second spline transmission shaft, a third reverser and a second transmission shaft from top to bottom, wherein the hand wheel is sequentially in transmission connection with the first transmission shaft, the second reverser, the coupler and the first spline transmission shaft, the second spline transmission shaft, the third reverser and the second transmission shaft are sequentially in transmission connection, and the second transmission shaft is also in transmission connection with the first reverser; the first reverser is also in transmission connection with the electric power mechanism.
3. The dock of claim 2, wherein: the power switching mechanism comprises a spline housing and a change-over switch, the spline housing is movably arranged on the first spline transmission shaft, and the change-over switch is arranged around the second spline transmission shaft, is close to the first spline transmission shaft and is electrically connected with a power supply of the electric power mechanism; when the spline housing moves to be in contact with the change-over switch, the change-over switch controls to cut off the power supply of the electric power mechanism, the first spline transmission shaft is in transmission connection with the second spline transmission shaft through the spline housing, and the manual power mechanism controls to lift and fails; when the spline housing moves to be separated from the change-over switch and the first spline transmission shaft is separated from the second spline transmission shaft, the manual power mechanism fails, and the electric power mechanism controls lifting.
4. The dock of claim 1, wherein: the lifter comprises two screw lifters, two screw lifting units are arranged in each screw lifter, each screw lifting unit is connected with one end of a third transmission shaft, and the other end of each third transmission shaft is respectively connected with a fourth commutator; each fourth commutator is connected with one end of a fourth transmission shaft respectively, and the other end of each fourth transmission shaft is connected with the first commutator respectively.
5. The dock of claim 1, wherein: the bottom of each machine dock section is respectively provided with a movable supporting device.
6. The dock of claim 5, wherein: the movable supporting device comprises a walking roller and a lifting mechanism, and the lifting mechanism is used for controlling the walking roller to land or hang in the air.
7. The dock of claim 6, wherein: the movable supporting device further comprises a connecting beam, the walking roller is arranged at the bottom of the connecting beam, at least two lifting mechanisms are arranged at the two ends of the connecting beam, and the two lifting mechanisms are fixedly arranged at the two ends of the connecting beam and used for controlling the lifting or lowering of the connecting beam so as to control the walking roller to land or hang in the air.
8. The dock of claim 7, wherein: the lifting mechanism comprises a shell, an inner supporting rod, a first bevel gear, a second bevel gear, a hand crank mechanism and a jacking screw, wherein the shell is sleeved outside the inner supporting rod, the first bevel gear is meshed with the second bevel gear, the jacking screw is assembled with the shell into a whole, the upper end of the inner supporting rod is provided with a threaded structure matched with the jacking screw, the hand crank mechanism is installed on the shell, the hand crank mechanism is connected with the first bevel gear, and the second bevel gear is installed at the upper end of the jacking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910132375.6A CN109733637B (en) | 2019-02-22 | 2019-02-22 | Dock for spray painting or maintenance of airplane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132375.6A CN109733637B (en) | 2019-02-22 | 2019-02-22 | Dock for spray painting or maintenance of airplane |
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| CN109733637A CN109733637A (en) | 2019-05-10 |
| CN109733637B true CN109733637B (en) | 2023-12-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11608649B2 (en) * | 2020-03-12 | 2023-03-21 | The Boeing Company | Locking mechanism for fall protection |
| CN112319842B (en) * | 2020-11-27 | 2022-07-15 | 日照山太飞机工程股份有限公司 | Aircraft elevator weight evaluation method |
| US20230011346A1 (en) * | 2021-07-07 | 2023-01-12 | The Boeing Company | Systems and Methods for Preventing a Walkway Platform Flip Door From Being Raised Without a Guardrail Installed |
| US20230010425A1 (en) * | 2021-07-07 | 2023-01-12 | The Boeing Company | Inboard-Mounted Safety Latch Mechanism for Preventing a Walkway Platform Flip Door From Being Raised Without a Guardrail Installed |
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