CN108638011B - General dismouting platform truck - Google Patents
General dismouting platform truck Download PDFInfo
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- CN108638011B CN108638011B CN201810479678.0A CN201810479678A CN108638011B CN 108638011 B CN108638011 B CN 108638011B CN 201810479678 A CN201810479678 A CN 201810479678A CN 108638011 B CN108638011 B CN 108638011B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H5/00—Tool, instrument or work supports or storage means used in association with vehicles; Workers' supports, e.g. mechanics' creepers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Support Of Aerials (AREA)
Abstract
The utility model provides a general dismouting platform truck, includes platform truck chassis assembly, elevating system and work platform, platform truck chassis assembly includes chassis outer frame and chassis inner frame subassembly. The lifting mechanism comprises a front fork lifting mechanism and a rear fork lifting mechanism which are identical in mechanism. The working platform comprises a general tool chassis and an upper platform main body, and the tool chassis is located on the platform guide rail through the platform sliding block. The left upper end idler wheels of the front fork lifting mechanism and the rear fork lifting mechanism are respectively arranged on the two platform tracks, and the left lower end idler wheels are arranged on the inner frame front track and the inner frame rear track. Lifting, longitudinal adjustment and transverse adjustment of the universal dismounting platform truck are driven by 3 different hand wheels. The invention can be used for comprehensively guaranteeing the disassembly and assembly of the carrier-based aircraft, and can be used for the disassembly and assembly of a radar case, the disassembly and assembly of a radar cover, the parking and maintenance of an integral component of a photoelectric radar and an integral component of a radar antenna and a mounting seat. The invention has high working efficiency, saves labor and reduces the equipment disassembly and assembly cost.
Description
Technical Field
The invention relates to a universal dismounting platform vehicle which is used for comprehensively guaranteeing dismounting, parking and transportation of military and civil aircraft precision equipment and stores.
Background
At present, the existing carrier-based aircraft dismounting platform vehicle adopts 4 platform vehicles to respectively park and maintain a radar chassis, a radar cover, a photoelectric radar integral assembly and a radar antenna and installation seat integral assembly. The equipment has low utilization efficiency, large occupied space, large weight, high cost, more maintenance personnel, high labor intensity and low working efficiency, can not meet the requirements of maneuver, flexibility, rapidness and accuracy, and is not more in line with the requirements of miniaturization, serialization and generalization proposed by modern armies. The reduction of storage volume and weight is the basis for the development of the invention because of the limited space and load of the aircraft carrier.
Disclosure of Invention
The invention aims to provide a universal dismounting platform vehicle, which is a development basis for reducing the storage volume and the weight due to limited space and load of an aircraft carrier. According to the invention, a platform truck is adopted to be provided with a plurality of tool equipment suitable for different equipment on an airplane, the equipment which needs to be disassembled and maintained is fixed on a general tool chassis on a working platform, and the use requirements of the disassembly and assembly of a radar chassis and a radar cover, the parking and maintenance of the whole photoelectric radar assembly and the parking of a radar antenna and a mounting seat are met through quick replacement of the tool. The lifting, longitudinal adjustment and transverse adjustment of the universal dismounting platform truck are driven by 3 different hand wheels, are driven by pure machinery, are simple and reliable, and are made of aluminum alloy and titanium alloy materials for lightening parts of equipment.
The technical scheme adopted is as follows:
the utility model provides a general dismouting platform truck, includes platform truck chassis assembly, elevating system and work platform, platform truck chassis assembly includes chassis outer frame, chassis inner frame subassembly, four wheels and the four stabilizer blade subassemblies of height-adjustable of platform truck chassis, its characterized in that:
the chassis outer frame is mainly formed by connecting a left supporting beam, a right supporting beam, a front cross beam and a rear cross beam. Track grooves are formed in the inner sides of the left supporting beam and the right supporting beam respectively.
The setting positions of the front cross beam and the rear cross beam of the chassis outer frame are respectively fixed with a base angle fixing seat. The middle part of the rear cross beam of the chassis outer frame is provided with a first bearing seat, the wheel shaft of the first hand wheel is supported by a bearing arranged in the first bearing seat, and the front end of the wheel shaft of the first hand wheel is provided with external threads.
The chassis inner frame assembly comprises a chassis inner frame, an inner frame supporting plate, an inner frame supporting tube and a bottom plate connecting plate. The chassis inner frame is mainly formed by connecting an inner frame front beam, an inner frame rear beam, an inner frame left beam and an inner frame right beam. The two ends of the inner frame supporting plate, the inner frame supporting tube and the bottom plate connecting plate are fixedly connected with the inner frame front cross beam and the inner frame rear cross beam respectively. The inner walls of the inner frame front cross beam and the inner frame rear cross beam are respectively welded and fixed with an inner frame front rail and an inner frame rear rail. The two ends of the outer end surfaces of the left cross beam and the right cross beam of the inner frame are respectively fixed with inner frame rollers through bolts. The outer ends of the four inner frame rollers are respectively arranged in the track grooves on the inner sides of the left supporting beam and the right supporting beam. The middle part of the inner frame rear cross beam is fixedly provided with a trapezoidal nut, and the wheel shaft of the first hand wheel is connected with the trapezoidal nut through threads. Rotating the first hand wheel drives the chassis inner frame to move longitudinally.
The front side and the rear side of the inner frame are respectively vertically provided with a speed reducer support column, and the upper parts of the two speed reducer support columns are fixedly provided with speed reducer support plates. The corner speed reducer and the second shaft seat are fixedly arranged on the speed reducer supporting plate, and the wheel shaft of the second hand wheel is supported by a bearing in the second shaft seat. The front end of the wheel shaft of the second hand wheel is connected with the input shaft of the corner speed reducer, the output shaft of the corner speed reducer is connected with the input shaft of the aluminum alloy shell speed reducer through a coupler, the speed reducer of the aluminum alloy shell is arranged on the inner frame, and the output shaft of the speed reducer of the aluminum alloy shell is connected with the screw rod set through threads. The screw group sleeve is respectively sleeved with a first screw protection cover and a second screw protection cover. The screw rod assembly is in threaded connection with a rolling nut, and a groove of the rolling nut is embedded into a boss of the main beam. The main beam is provided with a general type pressure oil injection cup. The second hand wheel rotates, changes direction through corner speed reducer and aluminum alloy shell speed reducer, and 90 degrees in space are formed with the input shaft to the output shaft, and the lead screw is connected to the output of aluminum alloy shell speed reducer, and the lead screw rotates and promotes the girder to remove to change the angle of fork frame, realize the lift of platform.
And the universal tooling chassis is mainly formed by connecting a front assembly beam, a rear assembly beam, a left assembly beam and a right assembly beam. The upper platform main body is mainly formed by connecting a front supporting beam, a rear supporting beam, a left supporting beam and a right supporting beam. The general tooling chassis is arranged above the upper platform main body. The upper end faces of the middle parts of the front supporting beam and the rear supporting beam of the upper platform main body are respectively fixed with a platform guide rail, the front assembling beam and the rear assembling beam of the universal tool chassis are respectively fixed with a platform sliding block, and the universal tool chassis is located on the platform guide rails through the platform sliding blocks in a sliding fit manner. The right inner walls of the front supporting beam and the rear supporting beam of the upper platform main body are respectively fixed with a platform track.
The lower end face of the middle part of the right assembly beam of the universal tooling chassis is fixedly provided with a switching thread bush, the upper end face of the middle part of the right support beam of the upper platform main body is fixedly provided with a third shaft seat, a wheel shaft of a third hand wheel is supported by a bearing in the third shaft seat, the wheel shaft of the third hand wheel is provided with external threads, and the wheel shaft of the third hand wheel is connected with the switching thread bush through threads. And the third hand wheel is rotated, and the universal tool chassis can be driven to axially move through the wheel shaft of the third hand wheel and the switching thread bush.
The lifting device comprises a front fork lifting mechanism and a rear fork lifting mechanism, and the front fork lifting mechanism and the rear fork lifting mechanism are identical in structure. The left upper ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively provided with left upper rollers, the left lower ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively provided with left lower rollers, the right upper ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively provided with right upper assembly holes, and the right lower ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively provided with right lower assembly holes. The left upper idler wheels at the left upper ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively arranged on the platform rails on the front supporting beam and the rear supporting beam of the upper platform main body. The left lower roller wheels at the left lower ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively arranged on the inner frame front rail and the inner frame rear rail on the inner walls of the inner frame front cross beam and the inner frame rear cross beam. The front fork lifting mechanism and the rear fork lifting mechanism are respectively connected with the assembly hole connecting column of the upper platform main body by using an upper connecting shaft, and are provided with split nuts. The right lower assembly holes at the right lower ends of the front fork lifting mechanism and the rear fork lifting mechanism are respectively connected with the inner frame supporting plate of the inner frame assembly through bolts.
The invention can be used for comprehensively guaranteeing the disassembly and assembly of the carrier-based aircraft, and can be used for the disassembly and assembly of a radar case, the disassembly and assembly of a radar cover, the parking and maintenance of an integral component of a photoelectric radar and an integral component of a radar antenna and a mounting seat. The invention has high working efficiency, saves labor, reduces the equipment disassembly and assembly cost, and can especially meet the requirements of maneuver, flexibility, rapidness and accuracy of combat readiness. The invention fully utilizes the limited space of the aircraft carrier, reduces the weight of ground guarantee equipment, reduces the number of the ground guarantee equipment and reduces the maintenance personnel of the equipment. Lifting, longitudinal adjustment and transverse adjustment of the universal dismounting platform truck are driven by 3 different hand wheels, pure mechanical driving is adopted, simplicity and reliability are realized, aluminum alloy materials are adopted for parts of the weight of equipment, and the requirements of radar chassis, radome dismounting, parking and maintenance of the whole photoelectric radar assembly and parking of a radar antenna and a mounting seat are met through quick replacement of a working device.
The folding overhanging support leg is designed, so that the anti-tipping performance of the car body is improved. According to the special use condition on the ship, the ship can work under the influence of certain lateral force, such as wind speed, and the like, and can work under the working condition that the lateral load is not more than 15% of the rated load.
Drawings
FIG. 1 is a schematic top view of one embodiment of the present invention.
Fig. 2 is a front view of the chassis of the present embodiment.
Fig. 3 is a top view of the chassis of the present embodiment.
Fig. 4 is a front view of the chassis inner frame of the present embodiment.
Fig. 5 is a plan view of the chassis inner frame of the present embodiment.
Fig. 6 is a left side view of the chassis inner frame of the present embodiment.
Fig. 7 is a top view of the chassis outer frame of the present embodiment.
Fig. 8 is an enlarged schematic view of the a portion structure of fig. 1.
Fig. 9 is a front view of the main beam assembly.
Fig. 10 is a left side view of the main beam assembly.
Fig. 11 is a schematic structural view of the fork lift mechanism.
Fig. 12 is a front view of a general disassembly and assembly platform truck equipped with a large end radome bracket and a small end radome bracket.
Fig. 13 is a front view of the work platform.
Fig. 14 is a top view of the work platform.
Fig. 15 is a front view of the radar chassis working device.
Fig. 16 is a left side view of the radar chassis work device.
Fig. 17 is a front view of the optical mine working apparatus.
Fig. 18 is a left side view of the mine working apparatus.
Fig. 19 is a top view of the optical mine working arrangement.
Fig. 20 is a front view of the radar antenna supporting device.
Fig. 21 is a front view of a large end radome bracket.
Fig. 22 is a front view of a small-end radome bracket.
Fig. 23 is a left side view of the fork lift mechanism.
Fig. 24 is a front view of a general purpose dismounting platform truck with a radar chassis mounted thereon.
Fig. 25 is a front view of the general attachment/detachment platform vehicle equipped with the mine working apparatus.
Fig. 26 is a front view of a universal dismounting platform truck equipped with a radar antenna supporting device.
The specific embodiment is as follows:
example 1
The utility model provides a general dismouting platform truck, includes platform truck chassis assembly, elevating gear and work platform, its characterized in that:
the platform truck chassis assembly comprises a chassis outer frame 1, a chassis inner frame assembly 2, four wheels 3 of the platform truck chassis and four support leg assemblies with adjustable heights.
The chassis outer frame 1 is mainly formed by connecting a left supporting beam 5, a right supporting beam 6, a front cross beam 9, a rear cross beam 10, a first wheel axle 7 and a second wheel axle 8. The inner sides of the left supporting beam 5 and the right supporting beam 6 are respectively provided with a track groove. Four wheels 3 of the platform truck chassis are respectively arranged at two ends of a first wheel axle 7 and a second wheel axle 8 on the chassis outer frame; the traction rod 44 is bolted to the second axle 8.
The setting positions of the front cross beam 9 and the rear cross beam 10 of the chassis outer frame 1 are respectively fixed with a base angle fixing seat 35. The support leg assembly comprises a support leg support rod 11, a support leg 4 and a support leg screw rod 12; the front end of the supporting leg rod 11 is provided with a screw hole, the supporting leg screw rod 12 is connected with the screw hole at the front end of the supporting leg rod 11 through threads, the lower end of the supporting leg screw rod 12 is fixedly connected with the supporting leg 4, and the upper end of the supporting leg screw rod 12 is fixedly provided with a spanner 13. The rear ends of the four supporting leg screws 12 are respectively connected with bottom angle fixing seats 35 on the front cross beam 9 and the rear cross beam 10 through pin shafts. The four leg assemblies are retractable when not in operation.
The middle part of the rear cross beam 10 of the outer frame is provided with a first bearing seat 22, an axle 24 of a first hand wheel 23 is supported by a bearing arranged in the first bearing seat 22, and the front end of the axle 24 of the first hand wheel 23 is provided with external threads.
The chassis inner frame assembly 2 comprises a chassis inner frame, an inner frame supporting plate 15, an inner frame supporting tube 16 and a bottom plate connecting plate 14. The chassis inner frame is mainly formed by connecting an inner frame front beam 17, an inner frame rear beam 18, an inner frame left beam 19 and an inner frame right beam 20. The two ends of the inner frame supporting plate 15, the inner frame supporting tube 16 and the bottom plate connecting plate 14 are respectively fixedly connected with the inner frame front cross beam 17 and the inner frame rear cross beam 18.
The inner walls of the inner frame front cross member 17 and the inner frame rear cross member 18 are welded and fixed with an inner frame front rail 25 and an inner frame rear rail 36, respectively. The inner frame left cross member 19 and the inner frame right cross member 20 are fixed at both ends of the outer end face thereof with inner frame rollers 26 by 4 hexagon head bolts, respectively, and are fitted with split nuts 27, inserted with split pins 28. The outer ends of the four inner frame rollers 26 are respectively arranged in the track grooves on the inner sides of the left supporting beam 5 and the right supporting beam 6. The middle part of the inner frame rear cross beam 18 is fixedly provided with a trapezoidal nut 21, and a wheel shaft 24 of a first hand wheel 23 is connected with the trapezoidal nut 21 through threads. Rotation of the first hand wheel 23 drives the chassis inner frame to move longitudinally.
The front and rear sides of the inner frame are vertically provided with speed reducer support columns 29, respectively, and the upper parts of the two speed reducer support columns 29 are fixed with a speed reducer support plate 30. Triangular ribs 43 are welded on two sides of the speed reducer supporting column 29, a corner speed reducer 31 and a second shaft seat 37 are fixedly arranged on the speed reducer supporting plate 30, and a wheel shaft 34 of the second hand wheel 33 is supported by a bearing in the second shaft seat 37. The front end of the wheel shaft 34 of the second hand wheel 33 is connected with the input shaft of the corner speed reducer 31, the output shaft of the corner speed reducer 31 is connected with the input shaft of the speed reducer 32 of the aluminum alloy shell through a coupler, the speed reducer 32 of the aluminum alloy shell is arranged on the speed reducer base 71, and the screw rod assembly 70 is in threaded sleeve fit with the output shaft of the speed reducer 32 of the aluminum alloy shell. The screw stack 70 is respectively sleeved with a first screw protecting cover 38 and a second screw protecting cover 39. The screw assembly 70 is screwed with the rolling nut 40, and the groove of the rolling nut 40 is embedded into the boss of the main beam 41. The main beam 41 is provided with a straight-through type oil pressing cup 42, and the straight-through type oil pressing cup 42 is screwed with the main beam 41. The front fork lifting mechanism 61 and the rear fork lifting mechanism 62 are respectively inserted into shaft holes on both sides of the main beam 41 by roller shafts 72, and are connected by connecting pins. The left lower roller 64 at the left lower end of the front fork lift mechanism 61 and the rear fork lift mechanism 62 are mounted on the inner frame front rail 25 and the inner frame rear rail 36 on the inner walls of the inner frame front cross member 17 and the inner frame rear cross member 18, respectively.
The working platform comprises a universal tool chassis 45 and an upper platform main body 46, wherein the universal tool chassis 45 is mainly formed by connecting a front assembly beam 50, a rear assembly beam 51, a left assembly beam 53 and a right assembly beam 54. The upper deck body 46 is mainly constructed by connecting a front support beam 47, a rear support beam 48, a left support beam 55, and a right support beam 56. The universal tooling chassis 45 is disposed above the upper platform body 46. A platform guide rail 49 is fixed to the upper end surfaces of the middle parts of the front support beam 47 and the rear support beam 48 of the upper platform main body 46. A platform rail 69 is fixed to right inner walls of the front support beam 47 and the rear support beam 48 of the upper platform body 46, respectively.
The elevating device includes a front fork elevating mechanism 61 and a rear fork elevating mechanism 62, the front fork elevating mechanism 61 and the rear fork elevating mechanism 62 are identical in structure, and the front fork elevating mechanism 61 and the rear fork elevating mechanism 62 are connected by a shaft tube 73. The left upper ends of the front fork lifting mechanism 61 and the rear fork lifting mechanism 62 are respectively provided with an upper left roller 63, the left lower ends of the front fork lifting mechanism 61 and the rear fork lifting mechanism 62 are respectively provided with a lower left roller 64, the inner side of the lower left roller 64 is provided with an interpolation roller shaft 72, the right upper ends of the front fork lifting mechanism 61 and the rear fork lifting mechanism 62 are respectively provided with an upper right assembly hole 65, and the right lower ends of the front fork lifting mechanism 61 and the rear fork lifting mechanism 62 are respectively provided with a lower right assembly hole 81. The left upper rollers 63 at the left upper ends of the front fork lift mechanism 61 and the rear fork lift mechanism 62 are mounted on the platform rails 69 on the front support beam 47 and the rear support beam 48 of the upper platform body 46, respectively. The left lower roller 64 at the left lower end of the front fork lift mechanism 61 and the rear fork lift mechanism 62 are mounted on the inner frame front rail 25 and the inner frame rear rail 36 on the inner walls of the inner frame front cross member 17 and the inner frame rear cross member 18, respectively. The right upper fitting holes 65 of the right upper ends of the front fork lift mechanism 61 and the rear fork lift mechanism 62 are connected to the fitting hole connecting posts 67 of the upper platform body 46 using the upper connecting shaft 66, and the split nuts 68 are installed. The right lower fitting holes 81 at the right lower ends of the front fork lift mechanism 61 and the rear fork lift mechanism 62 are connected to the inner frame support plates 15 of the inner frame assembly 2 by bolts, respectively. The bolt is an open nut.
Example 2
The general disassembly and assembly platform vehicle of embodiment 2 is basically the same as embodiment 1 in mechanism, except that:
the general tooling chassis 45 of the upper platform main body 46 is provided with a radar chassis working device 74, and the radar chassis working device 74 is fixed on the general tooling chassis 45 through 8 quick release pins 75.
The radar case working device 74 comprises a positioning sleeve 83, a radar mounting bracket 84, a lifting nut 85, an adjusting circular ring 86, a spiral screw 87, radar case connecting angle steel 88, a front section special connecting plate 94, a rear end left special connecting plate 95 and a rear end right special connecting plate 96.
The positioning sleeve 83 is welded on the radar mounting bracket 84, the lifting nut 85 is fixed in the positioning sleeve 83, and the adjusting ring 86 is welded with the lifting nut 85. The screw rod 87 is screwed with the lifting nut 85, the radar casing connection angle 88 is connected with the screw rod 87 by using a hexagon head bolt, and the split nut 89 is installed. The front section dedicated connection plate 94, the rear end left dedicated connection plate 95, and the rear end right dedicated connection plate 96 are connected to the radar casing connection angle 88 using hexagon head bolts, and are locked by installing the split nuts 93.
Example 3
The general disassembly and assembly platform vehicle of embodiment 3 is basically the same as embodiment 1 in mechanism, and is different in that:
the general tooling chassis 45 of the upper platform body 46 is provided with a light mine working device 76, and the light mine working device 76 is installed on the general tooling chassis 45 of the upper platform body 46 by 8 quick release pins 75.
The light mine working apparatus 76 includes a first rectangular frame 97, a second rectangular frame 98, a third rectangular frame 99, a light mine connecting plate 100, an inclined support frame 101, a stop chuck 102, an end shaft 103, a rectangular plate 104, a handle 105, an inner hexagon bolt 106, a positioning bolt 107, and a rotating bracket 108.
The first rectangular frame 97, the second rectangular frame 98 and the third rectangular frame 99 are respectively welded with the light thunder connecting plate 100, the rotating support 108 is welded on the light thunder supporting frame 80, the stop chuck 102 is welded on the rotating support 108, and the end shaft 103 and the stop chuck 102 are arranged in grooves at two ends of the inclined supporting frame 101. A rectangular plate 104 is used to cover the recess at one end of the stopper chuck 102 and is locked with a hex head bolt 109. The handle 105 is placed above the groove at the other end of the inclined supporting frame 101 and is fixed by using an inner hexagon bolt 106. The positioning bolt 107 is screwed with the inclined supporting frame 101.
Example 4
The general disassembly and assembly platform vehicle of embodiment 4 is basically the same as embodiment 1 in mechanism, and is different in that:
the general tooling chassis 45 of the upper platform main body 46 is provided with a radar antenna supporting device 77, and the radar antenna supporting device 77 comprises a bracket 78, a radar antenna connecting block 90 and a radar antenna supporting foot seat 91. And 4 quick release pins 75 are mounted on the universal tooling chassis 45 of the upper platform body 46.
The radar antenna connection block 90 is connected to the radar antenna foot base 91 using a hexagon head bolt 92, and is fitted with a split nut 110, and a split pin 111 is inserted. The carrier ring 78 is connected to the radar antenna foot base 91 using a socket nut 112 and a split nut is installed and a split pin is inserted.
Example 5
The general disassembly and assembly platform vehicle of embodiment 5 is basically the same as embodiment 1 in mechanism, except that:
the general tooling chassis 45 of the upper platform main body 46 is provided with a radome working device 79, and the radome working device 79 comprises a large-end radome bracket 113 and a small-end radome bracket 114, and is installed on the general tooling chassis 45 of the upper platform main body 46 by 8 quick-release pins 75. The large-end radome bracket 113 and the small-end radome bracket 114 are basically identical in structure and comprise a radome connecting block 115, a radome working underframe 116, a lifting nut 117, a positioning sleeve 118, an adjusting ring 119, a spiral screw 120, a belt tightener 121, a radome tooling beam 122, a sliding plate 123, a hand wheel adjusting mechanism 124, a radome tooling support frame 126, a side plate 125 and a binding belt 82. The radome connection block 115 is welded on the radome working chassis 116, the lifting nut 117 is fixed in the positioning sleeve 118, and the adjusting ring 119 is welded with the lifting nut 117. The spiral screw 120 is screwed with the lifting nut 117, the belt tightener 121 is welded on the radome tooling beam 122, the radome tooling beam 122 is buckled with the sliding plate 123, and the fourth hand wheel adjusting mechanism 124 is fixed on the radome tooling support frame 126 and screwed with the radome tooling beam 122. The side plates 125 are welded with the radome tooling cross beams 122, and the binding bands 82 are wound on the side plates and the band tighteners 121. The screw 120 is secured to the radome tooling support frame 126 using hex head bolts.
Claims (6)
1. A universal dismounting platform truck comprises a platform truck chassis assembly, a lifting device and a working platform; the platform truck chassis assembly comprises a chassis outer frame (1), a chassis inner frame assembly (2), four wheels (3) of a platform truck chassis and four support leg assemblies with adjustable heights; the method is characterized in that: the chassis outer frame (1) is mainly formed by connecting a left supporting beam (5), a right supporting beam (6), a front cross beam (9) and a rear cross beam (10);
the chassis inner frame assembly (2) comprises a chassis inner frame, an inner frame supporting plate (15), an inner frame supporting tube (16) and a bottom plate connecting plate (14); the chassis inner frame is mainly formed by connecting an inner frame front cross beam (17), an inner frame rear cross beam (18), an inner frame left cross beam (19) and an inner frame right cross beam (20); two ends of the inner frame supporting plate (15), the inner frame supporting tube (16) and the bottom plate connecting plate (14) are respectively fixedly connected with the inner frame front cross beam (17) and the inner frame rear cross beam (18);
the working platform comprises a general tool chassis (45) and an upper platform main body (46), wherein the general tool chassis (45) is mainly formed by connecting a front assembly beam (50), a rear assembly beam (51), a left assembly beam (53) and a right assembly beam (54); the upper platform main body (46) is mainly formed by connecting a front supporting beam (47), a rear supporting beam (48), a left supporting beam (55) and a right supporting beam (56); the universal tooling chassis (45) is arranged above the upper platform main body (46); a front supporting beam (47) and a rear supporting beam (48) of the upper platform main body (46) are respectively fixed with a platform guide rail (49) on the upper end surfaces of the middle parts; a front supporting beam (47) and a rear supporting beam (48) of the upper platform main body (46) are respectively fixed with a platform track (69) on the right inner wall; a front assembly beam (50) and a rear assembly beam (51) of the universal tool chassis (45) are respectively fixed with a platform sliding block (52), and the universal tool chassis (45) is located on a platform guide rail (49) through the platform sliding blocks (52) in a sliding fit manner;
the lifting device comprises a front fork lifting mechanism (61) and a rear fork lifting mechanism (62), and the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are identical in structure; the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are connected through a shaft tube (73); the left upper ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively provided with an upper left roller (63), the left lower ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively provided with a lower left roller (64), the inner side of the lower left roller (64) is provided with an interpolation roller shaft (72), the right upper ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively provided with an upper right assembly hole (65), and the right lower ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively provided with a lower right assembly hole (81); a front fork lifting mechanism (61) and a left upper roller (63) at the left upper end of a rear fork lifting mechanism (62) are respectively arranged on a front support beam (47) and a rear support beam (48) of the upper platform main body (46); a front fork lifting mechanism (61) and a left lower roller (64) at the left lower end of a rear fork lifting mechanism (62) are respectively arranged on an inner frame front rail (25) and an inner frame rear rail (36) on the inner walls of an inner frame front cross beam (17) and an inner frame rear cross beam (18);
a right upper assembly hole (65) at the right upper ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) is connected with an assembly hole connecting column (67) of the upper platform main body (46) by using an upper connecting shaft (66), and is provided with an open nut (68); the right lower assembly holes (81) at the right lower ends of the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively connected with the inner frame support plate (15) of the inner frame assembly (2) through bolts;
the inner sides of the left supporting beam (5) and the right supporting beam (6) are respectively provided with a track groove; two ends of the outer end surfaces of the left transverse beam (19) and the right transverse beam (20) of the inner frame are respectively fixed with inner frame rollers (26) through bolts; the outer ends of the four inner frame rollers (26) are respectively arranged in the track grooves on the inner sides of the left supporting beam (5) and the right supporting beam (6);
the middle part of the rear cross beam (10) of the outer frame is provided with a first bearing seat (22), a wheel shaft (24) of a first hand wheel (23) is supported by a bearing arranged in the first bearing seat (22), and the front end of the wheel shaft (24) of the first hand wheel (23) is provided with external threads; a trapezoidal nut (21) is fixedly arranged in the middle of the inner frame rear cross beam (18), and a wheel shaft (24) of the first hand wheel (23) is connected with the trapezoidal nut (21) through threads;
a switching thread sleeve (57) is fixed on the lower end surface of the middle part of a right assembly beam (54) of the universal tooling chassis (45), a third shaft seat (58) is fixedly arranged on the upper end surface of the middle part of a right support beam (56) of the upper platform main body (46), a wheel shaft (60) of a third hand wheel (59) is supported by a bearing in the third shaft seat (58), the wheel shaft (60) of the third hand wheel (59) is provided with external threads, and the wheel shaft (60) of the third hand wheel (59) is connected with the switching thread sleeve (57) through threads;
the left ends of the inner frame front cross beam (17) and the inner frame rear cross beam (18) are provided with main beams (41), and rolling nuts (40) are embedded on bosses of the main beams (41); the front side and the rear side of the inner frame are respectively and vertically provided with a speed reducer support column (29), and the upper parts of the two speed reducer support columns (29) are fixedly provided with a speed reducer support plate (30); a corner speed reducer (31) and a second shaft seat (37) are fixedly arranged on the speed reducer supporting plate (30), and a wheel shaft (34) of the second hand wheel (33) is supported by a bearing in the second shaft seat (37); the front end of a wheel shaft (34) of the second hand wheel (33) is connected with an input shaft of a corner speed reducer (31), an output shaft of the corner speed reducer (31) is connected with an input shaft of a speed reducer (32) of an aluminum alloy shell through a coupler, the speed reducer (32) of the aluminum alloy shell is arranged on a speed reducer base (71), and an output shaft of the speed reducer (32) of the aluminum alloy shell is in threaded connection with a screw assembly (70); the screw assembly sleeve (70) is respectively sleeved with a first screw protection cover (38) and a second screw protection cover (39); the screw rod group sleeve (70) is in threaded connection with the rolling nut (40); the front fork lifting mechanism (61) and the rear fork lifting mechanism (62) are respectively inserted into shaft holes at two sides of the main beam (41) through roller shafts (72), and are connected through connecting pins;
the main beam (41) is provided with a straight-through type pressure oil injection cup (42), and the straight-through type pressure oil injection cup (42) is screwed with the main beam (41).
2. A universal disassembly and assembly pallet truck according to claim 1, wherein:
the support leg assembly comprises a support leg support rod (11), a support leg (4) and a support leg screw rod (12); the front end of the supporting leg supporting rod (11) is provided with a screw hole, the supporting leg screw rod (12) is connected with the screw hole at the front end of the supporting leg supporting rod (11) through threads, the lower end of the supporting leg screw rod (12) is fixedly connected with the supporting leg (4), and the upper end of the supporting leg screw rod (12) is fixedly provided with a spanner (13); the chassis is characterized in that base angle fixing seats (35) are respectively fixed at set positions of a front cross beam (9) and a rear cross beam (10) of the chassis outer frame (1), and rear ends of four supporting leg screws (12) are respectively connected with the base angle fixing seats (35) on the front cross beam (9) and the rear cross beam (10) through pin shafts.
3. A universal disassembly and assembly pallet truck according to claim 1, wherein: triangle ribs (43) are welded on two sides of the speed reducer support column (29).
4. A universal disassembly and assembly pallet truck according to claim 1, wherein:
a radar chassis working device (74) is arranged on the universal tool chassis (45) of the upper platform main body (46), and the radar chassis working device (74) is fixed on the universal tool chassis (45) through 8 quick-release pins (75);
the radar case working device (74) comprises a positioning sleeve (83), a radar mounting bracket (84), a lifting nut (85), an adjusting ring (86), a spiral screw (87), radar case connecting angle steel (88), a front section special connecting plate (94), a rear end left special connecting plate (95) and a rear end right special connecting plate (96);
the positioning sleeve (83) is welded on the radar mounting bracket (84), the lifting nut (85) is fixed in the positioning sleeve (83), and the adjusting ring (86) is welded with the lifting nut (85); the screw rod (87) is in threaded connection with the lifting nut (85), the radar chassis connecting angle steel (88) is connected with the screw rod (87) by using a hexagon head bolt, and the split nut (89) is arranged; the front section special connecting plate (94), the rear end left special connecting plate (95) and the rear end right special connecting plate (96) are connected with the radar chassis connecting angle steel (88) by using hexagon head bolts and are locked by installing the split nuts (93).
5. A universal disassembly and assembly pallet truck according to claim 1, wherein:
a radar antenna supporting device (77) is arranged on a universal tool chassis (45) of the upper platform main body (46), and the radar antenna supporting device (77) comprises a bracket ring frame (78), a radar antenna connecting block (90) and a radar antenna support foot seat (91); the universal tooling chassis (45) of the upper platform main body (46) is installed by 4 quick-release pins (75);
the radar antenna connecting block (90) is connected with a radar antenna support foot seat (91) by using a hexagon head bolt (92), is provided with a split nut (110) and is inserted into a split pin (111); the bracket (78) is connected with the radar antenna support leg seat (91) by using an inner hexagon nut (112), and is provided with a split nut which is inserted into a split pin.
6. A universal disassembly and assembly pallet truck according to claim 1, wherein:
the general tool chassis (45) of the upper platform main body (46) is provided with a radome working device (79), the radome working device (79) comprises a large-end radome bracket (113) and a small-end radome bracket (114), the large-end radome bracket (113) and the small-end radome bracket (114) are basically identical in structure, and the radar comprises a radome connecting block (115), a radome working chassis (116), a lifting nut (117), a positioning sleeve (118), an adjusting ring (119), a spiral screw (120), a belt tightener (121), a radome tool beam (122), a sliding plate (123), a hand wheel adjusting mechanism (124), a radome tool supporting frame (126), a side plate (125) and a binding belt (82); the radar cover connecting block (115) is welded on the radar cover working underframe (116), the lifting nut (117) is fixed in the positioning sleeve (118), and the adjusting ring (119) is welded with the lifting nut (117); the screw rod (120) is screwed with the lifting nut (117), the belt tightener (121) is welded on the radome tooling beam (122), the radome tooling beam (122) is buckled with the sliding plate (123), and the hand wheel adjusting mechanism (124) is fixed on the radome tooling support frame (126) and screwed with the radome tooling beam (122); the side plates (125) are welded with the radar cover tooling cross beam (122), and the binding bands (82) are wound on the side plates (125) and the band tightener (121); the screw rod (120) and the radome tool support frame (126) are fixed by using a hexagon head bolt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479678.0A CN108638011B (en) | 2018-05-18 | 2018-05-18 | General dismouting platform truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479678.0A CN108638011B (en) | 2018-05-18 | 2018-05-18 | General dismouting platform truck |
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| CN108638011A CN108638011A (en) | 2018-10-12 |
| CN108638011B true CN108638011B (en) | 2023-06-20 |
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| CN201810479678.0A Active CN108638011B (en) | 2018-05-18 | 2018-05-18 | General dismouting platform truck |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866168B (en) * | 2019-04-03 | 2024-04-12 | 江苏金龙科技股份有限公司 | Trolley structure for assembling and disassembling needle plate of embroidery machine |
| CN110202528B (en) * | 2019-07-04 | 2023-11-17 | 山东太古飞机工程有限公司 | Auxiliary fixture for removing tail spray of aircraft engine |
| CN111711043A (en) * | 2020-05-19 | 2020-09-25 | 河南中烟工业有限责任公司 | Torque-adjustable cable terminal pressing device |
| CN113799043A (en) * | 2020-06-16 | 2021-12-17 | 东风本田汽车零部件有限公司 | Chuck assembling equipment for centrifugal cylinder sleeve processing machine tool |
| CN114435623B (en) * | 2022-01-26 | 2023-05-09 | 滨州学院 | Avionic radar ground protection device |
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| US5141211A (en) * | 1991-08-15 | 1992-08-25 | Adams Jr Joseph E | Universal work station |
| CN202367674U (en) * | 2011-11-11 | 2012-08-08 | 中国飞行试验研究院 | Vehicle for disassembling and assembling radar cover |
| CN202687873U (en) * | 2012-06-11 | 2013-01-23 | 东方电气集团东方汽轮机有限公司 | Shear fork lifting type on-site maintenance platform |
| CN103935528A (en) * | 2014-05-05 | 2014-07-23 | 沈阳飞研航空设备有限公司 | Engine demounting and mounting trailer |
| CN107414753A (en) * | 2017-06-09 | 2017-12-01 | 深圳耀天齐技术服务有限公司 | A kind of undercarriage disassemblerassembler |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208854610U (en) * | 2018-05-18 | 2019-05-14 | 沈阳飞研航空设备有限公司 | A kind of general dismounting platform truck |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5141211A (en) * | 1991-08-15 | 1992-08-25 | Adams Jr Joseph E | Universal work station |
| CN202367674U (en) * | 2011-11-11 | 2012-08-08 | 中国飞行试验研究院 | Vehicle for disassembling and assembling radar cover |
| CN202687873U (en) * | 2012-06-11 | 2013-01-23 | 东方电气集团东方汽轮机有限公司 | Shear fork lifting type on-site maintenance platform |
| CN103935528A (en) * | 2014-05-05 | 2014-07-23 | 沈阳飞研航空设备有限公司 | Engine demounting and mounting trailer |
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| CN108638011A (en) | 2018-10-12 |
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