CN108860651A - A kind of arm act formula vertical lift liter trailer - Google Patents
A kind of arm act formula vertical lift liter trailer Download PDFInfo
- Publication number
- CN108860651A CN108860651A CN201810581178.8A CN201810581178A CN108860651A CN 108860651 A CN108860651 A CN 108860651A CN 201810581178 A CN201810581178 A CN 201810581178A CN 108860651 A CN108860651 A CN 108860651A
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- Prior art keywords
- component
- arm
- lifting
- sliding
- trailer
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/32—Ground or aircraft-carrier-deck installations for handling freight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
Abstract
The present invention provides a kind of arm act formula vertical lift liter trailer,Chassis including adjustable-angle,The elevating mechanism being slidably mounted on chassis,Hydraulic drive mechanism,It lifts platform and is mounted on the feeder lifted on platform,The lower section of platform is lifted in the present invention without any blocking,Ground can be fallen directly on,Low spot is sufficiently low,The size of arm and pull rod is lifted by rationally designing simultaneously,It can be realized the vertical displacement movement lifted arm with lift platform hinge joint,Freedom degree is high,Simultaneously,Extension cartridge drum in the present invention includes support component and the traversing component that is arranged on the inside of support component,Gyro black assembly and tilting component,Realize that feeder slides in support component by traversing component,It is realized by gyro black assembly and hangs 360 ° of cartridge drum revolutions,The angle of upper pinboard and horizontal plane is adjusted by tilting component,To make the present invention that there is preferable freedom degree,Simultaneously,The present invention is purely mechanical structure,High reliablity.
Description
Technical field
The invention belongs to bomb truck Lifting Technique fields, and in particular to a kind of arm act formula vertical lift liter trailer.
Background technique
Rise trailer and be also referred to as bomb truck or top trailer, be a kind of self-action vehicle, one piece of a vehicle-mounted bullet, energy band bullet into
Various ammunitions are sent to suspension arrangement by the movement such as row ascending, descending, longitudinal movement, transverse shifting, revolution, pitching, rolling, then quasi-
It determines position and completes to hang.In addition, bomb truck can also fill auxiliary fuel tank, various gondolas and pylon." pack horse " of other style is intimate
Complete eighty per cant or more air force's ground safeguard operation.
Bomb truck in existing industry is divided into hydraulic liter of trailer of scissors differential and arm lifts formula and rises two kinds of trailer, wherein scissors
The advantages of hydraulic liter of trailer of differential is that the height of lifting is relatively high, the disadvantage is that low spot is not due to the structure type limitation of scissors fork
Enough, it is impossible to meet the requirements of special industry；And the advantages of arm act formula liter trailer is the low spot that low spot can satisfy special industry
It is required that can not be vertically moved up or down the disadvantage is that freedom degree is inadequate, it is not able to satisfy lifting requirement easily and fast, and car body is heavy,
Manual operation is inconvenient.
Summary of the invention
Formula vertical lift is lifted the object of the present invention is to provide a kind of arm and rises trailer, which lifts formula vertical lift bomb truck in energy
While enough meeting low spot requirement, also there is preferable freedom degree.
In order to achieve the above object, the technical scheme adopted by the invention is that：A kind of arm act formula vertical lift liter trailer, packet
The chassis of adjustable-angle is included, the elevating mechanism being slidably mounted on chassis, hydraulic drive mechanism, platform is lifted and is mounted on
The feeder on platform is lifted, the chassis includes traction component, front component, preceding spiral lifting mechanism, vehicle frame, rear wheels
Part, the front component and the wheel assembly are separately positioned on the front-end and back-end of the vehicle frame, the forefront of the vehicle frame
It is provided with the traction component for drawing bomb truck, hangs bullet for adjusting before being provided between the front component and the vehicle frame
The preceding spiral lifting mechanism of the pre- angle setting of vehicle offers two on the inside of the vehicle frame for installing the sliding rails of elevating mechanism；
The elevating mechanism includes coaster, from bar, act arm, hydraulic cylinder and pull rod, if the two sides of the coaster are symmetrically arranged with
The dry group of pulley that can be slided in sliding rail is equipped with hydraulic cylinder on the coaster, is provided with connection on the lower end surface for lifting arm
Plate, the mobile terminal of the hydraulic cylinder are hinged on the connecting plate, and the bottom end for lifting arm is hinged on the coaster, the act
└ ┘ type bar is fixedly connected at the medium position of arm, the bottom end of the └ ┘ type bar is fixedly connected with the act arm, the └
Two free ends of ┘ type bar pass through the pull rod respectively and are connected with the chassis, the both ends of the pull rod with the bottom
Disk is all made of hingedly when being connected with the └ ┘ type bar, described to lift stage+module on the top for lifting arm and use between the two
Hingedly, the two sides for lifting arm are respectively arranged with one and remain horizontal from bar for making to lift platform, described from bar
Bottom end is hinged on the coaster, the top from bar with described to lift platform hinged；
The hydraulic drive mechanism is connected with the hydraulic cylinder, acts for driving hydraulic cylinder；
The feeder includes support component and the traversing component, gyro black assembly and the tilting component that are arranged on the inside of support component,
The support component includes two support arms disposed in parallel and two pieces of slide plates disposed in parallel, two support arms and two pieces
The slide plate back wall that successively joins end to end is located at the inside of the frame like structure at frame like structure and the traversing component, described in two pieces
The corresponding sliding slot offered for traversing component slippage on slide plate；The traversing component includes lead screw, feed screw nut, sliding bottom frame
And rotating handle, the sliding bottom frame are arranged between two support arms, two of sliding bottom frame slide plate described in face
The sliding equipment that several groups can be slided on the chute is provided on side wall, the lead screw wears a support arm wherein
Interior, the lead screw is connected in one end far from the sliding bottom frame with rotating handle, and the lead screw is close to the sliding bottom frame
One end is embedded with feed screw nut, institute in the junction with the lead screw through the side wall for sliding bottom frame, the sliding bottom frame
It states feed screw nut to be set on the lead screw, sliding bottom frame can be driven to slide on the chute by twisting rotating handle；Described time
Turning component includes turntable bearing, and the turntable bearing is mounted on the top of the sliding bottom frame, and the tilting component is mounted on institute
It states on turntable bearing；The tilting component includes upper pinboard, centre rotational axis, trapezoidal nut, left-handed trapezoidal screw, dextrorotation ladder
Shape screw rod and rotating base are provided with otic placode on the lower end surface of the upper pinboard, and the top of the rotating base passes through center
Rotary shaft is hinged on otic placode, and the bottom end of the rotating base is mounted on turntable bearing, is hinged with the right side on the rotating base
Trapezoidal screw is revolved, left-handed trapezoidal screw is hinged on the lower end surface of the upper pinboard, the left-handed trapezoidal screw is located at described
It is arranged with trapezoidal nut jointly on the surface of dextrorotation trapezoidal screw, the left-handed trapezoidal screw and the dextrorotation trapezoidal screw,
The left hand thread to match with left-handed trapezoidal screw, the bottom of the trapezoidal nut are provided on the top inner wall of the trapezoidal nut
End inner wall on be provided with the right-handed thread to match with dextrorotation trapezoidal screw, by rotation trapezoidal nut come adjust upper pinboard with
The angle of horizontal plane has been uniformly arranged in the circumferential direction several adjusting rods on the outer wall of the trapezoidal nut.
Further, the hydraulic drive mechanism includes fuel tank, oil absorption filter, manual pump, check valve, explosion-proof valve, list
To throttle valve, liquidometer and air cleaner, liquidometer is provided in the fuel tank, the oil outlet of the fuel tank passes through hydraulic
Connecting pipe is connected with the oil inlet of the hydraulic cylinder, positioned at the fuel tank oil outlet and the hydraulic cylinder oil inlet it
Between the hydraulic connecting pipeline on be disposed with oil absorption filter, manual pump, check valve and explosion-proof valve, the hydraulic cylinder
Oil outlet is connected by hydraulic connecting pipeline with the oil return opening of the fuel tank, positioned at the oil outlet and the oil of the hydraulic cylinder
One-way throttle valve and air cleaner are disposed on the hydraulic connecting pipeline between the oil return opening of case；
Further, the preceding spiral lifting mechanism includes lifting shaft, tapered roller bearing, ratchet spanner, rotating nuts, rotation
Axis, axis of traction and annular ring, the tapered roller bearing are set in the top of the lifting shaft, the tapered roller bearing
Outer ring is connected with the vehicle frame, and the bottom end of the lifting shaft is threaded with rotating nuts, and annular ring is arranged in the rotation
It the outside of turn nut and is fixedly connected between annular ring and the rotating nuts by rotary shaft, the rotation axle thread connects
It connects on the outer wall of the rotating nuts, front component is provided on the outer wall of annular ring and for installing traction component
Axis of traction is provided in the axial direction with mounting groove at the top of the lifting shaft and the ratchet spanner is mounted in mounting groove, by turning
Dynamic ratchet spanner adjusts the height between vehicle frame and front component, to reach the adjusting to the pre- angle setting of bomb truck.
Further, the sliding equipment is provided with two groups, and the sliding equipment includes limited block I, servo-actuated bearing and limit
Position block II, the limited block I and the limited block II are symmetricly set on the two sides of servo-actuated bearing.
Further, described to be located at the act arm and the hinge for lifting platform from bar and the hinge joint for lifting platform
The top of contact.
Further, the opposed front end on the chassis is arranged in the coaster, and the opposite of the chassis is arranged in the pull rod
Rear end.
Further, the pulley is provided with two groups.
Compared with prior art, beneficial effects of the present invention include the following：
1, the lower section for lifting platform in the present invention can fall directly on ground, low spot is sufficiently low, while passing through conjunction without any blocking
The size of arm and pull rod is lifted in reason design, can be realized the vertical displacement movement lifted arm with lift platform hinge joint, and freedom degree is high, and
And in the lifting process of lifting mechanism, coaster, lift arm, from bar and lift platform composition parallelogram mechanism, guarantee lifting
It is horizontal with ground holding always that platform is lifted during rising；
2, the liter trailer in the present invention includes support component and the traversing component being arranged on the inside of support component, gyro black assembly and bows
Component is faced upward, realizes that feeder slides in support component by traversing component, is realized by gyro black assembly and hang 360 ° of cartridge drum revolutions,
The angle of upper pinboard and horizontal plane is adjusted by tilting component, thus make the present invention that there is preferable freedom degree, meanwhile, this
Invention is purely mechanical structure, high reliablity；
3, the hydraulic drive mechanism for rising trailer will be set on vehicle frame by the present invention, save a liter space for trailer vehicle, be reduced
Hanging scroll is away from reducing the turning radius of vehicle indirectly, increase the flexibility of vehicle；Moreover, by adjusting clockwise, counterclockwise
The handle of ratchet spanner completes to rise chassis of trailer and bows, faces upward the adjustment of posture, makes the realization when mounting of the product on bomb truck chassis
Product is parallel with launcher axis direction, and greatly improve product on bomb truck mounts efficiency.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram on chassis in the present invention；
Fig. 3 is the structural schematic diagram of elevating mechanism in the present invention；
Fig. 4 is the structural schematic diagram of hydraulic drive mechanism in the present invention；
Fig. 5 is the structural schematic diagram of feeder in the present invention；
Fig. 6 is the structural schematic diagram of support component in the present invention；
Fig. 7 is the connection relationship diagram of support component and traversing component in the present invention；
Fig. 8 is the connection relationship diagram of traversing component and gyro black assembly in the present invention；
Fig. 9 is the structural schematic diagram of tilting component in the present invention；
Figure 10 is the connection relationship diagram of trapezoidal nut in the present invention, left-handed trapezoidal screw and dextrorotation trapezoidal screw；
Figure 11 is the structural schematic diagram of spiral lifting mechanism in the present invention；
It is marked in figure：1, feeder, 2, elevating mechanism, 3, hydraulic drive mechanism, 4, traction component, 5, front component, 6, preceding spiral shell
Rotation elevating mechanism, 601, lifting shaft, 602, tapered roller bearing, 603, ratchet spanner, 604, rotating nuts, 605, rotary shaft,
606, axis of traction, 607, annular ring, 7, vehicle frame, 8, wheel assembly, 11, pull rod, 12, lift platform, 13, coaster, 14, from bar,
15, lift arm, 16, hydraulic cylinder, 17, chassis, 18, └ ┘ type bar, 19, pulley, 20, sliding rail, 21, oil absorption filter, 22, manually
Pump, 23, check valve, 24, explosion-proof valve, 25, one-way throttle valve, 26, liquidometer, 27, air cleaner, 28, fuel tank, 31, support
Component, 3101, support arm, 3102, slide plate, 3103, sliding slot, 32, traversing component, 3201, lead screw, 3202, feed screw nut,
3203, bottom frame, 3204, rotating handle, 3205, limited block I, 3206, servo-actuated bearing, 3207, limited block II, 33, revolution are slid
Component, 3301, turntable bearing, 34, tilting component, 3401, upper pinboard, 3402, centre rotational axis, 3403, trapezoidal nut,
3404, left-handed trapezoidal screw, 3405, dextrorotation trapezoidal screw, 3406, rotating base, 3407, otic placode, 3408, adjusting rod.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached in the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments, based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
A kind of arm act formula vertical lift liter trailer, as shown in Figure 1, including the chassis 17 of adjustable-angle, being slidably mounted on
Elevating mechanism 2, hydraulic drive mechanism 3 on chassis lift platform 12 and are mounted on the feeder 1 lifted on platform, such as Fig. 2
Shown, the chassis 17 includes traction component 4, front component 5, preceding spiral lifting mechanism 6, vehicle frame 7, wheel assembly 8, before described
Wheel assembly 5 and the wheel assembly 8 are separately positioned on the front-end and back-end of the vehicle frame 7, and the forefront of the vehicle frame 7 is provided with
For drawing the traction component 4 of bomb truck, for adjusting bomb truck before being provided between the front component 5 and the vehicle frame 7
The preceding spiral lifting mechanism 6 of pre- angle setting offers two on the inside of the vehicle frame for installing the sliding rails 20 of elevating mechanism 2；
As shown in figure 3, the elevating mechanism 2 include coaster 13, from bar 14, lift arm 15, hydraulic cylinder 16 and pull rod 11, the cunning
The two sides of vehicle 13 are symmetrically arranged with the pulley 19 that several groups can be slided in sliding rail, and the pulley 19 is provided with two groups, is simultaneously
Reaching preferable stability, sliding block can be set between two pulleys, the height of sliding block is slightly less than the diameter of pulley, moreover,
In the present embodiment, the design of idler wheel uses pyramidal structure, Selection of Bearings tapered roller bearing, in pairs back to using.The peace of idler wheel
Installing meter adjustment gasket, for adjusting idler wheel and slideway gap.Locking nut selects finished product BNRS20 type nut, locking effect
Better than double nut.Slideway uses the structure type with certain taper, cooperates with idler wheel, and coaster is enable to realize by self gravity
Self orientation is mobile, avoids coaster clamping stagnation.Coaster is the basic load component of lifting mechanism, using 80 × 60 × 5mm rectangular steel pipe
It is welded with steel plate, outer dimension（Length × width × height）：790mm × 590mm × 195mm, be self-possessed 60kg.In connection liquid cylinder pressure
At lift arm shaft, repair welding steel plate reinforces structure, improves its bearing capacity.Design two pairs of steel rollings in coaster two sides
Wheel, can move freely in vehicle frame sliding slot, and when coaster welds, the other component in addition to four rolling axis is welded into one first
Body.After sufficiently release welding stress, clamped one time goes out each matching hole Times, guarantees the requirement of its concentricity.Last welding roll
Axis guarantees the concentricity requirement of roller shaft by shaft hole matching.Arm is lifted to weld using square steel tube (60mm × 90mm × 5mm) and steel plate
It connects, overall dimensions（Length × width × height）：1470mm × 420mm × 265mm, be self-possessed 74kg, using root design shaft with
Coaster is connected, and lifting arm body is longitudinal two square steel tubes, and for enhancing cantilever beam overall stiffness and intensity, upper and lower surface welds steel
Plate improves the strength and stiffness in its main stress direction, while improving its torsion stiffness in three square steel tubes of transverse weld, and shape is matched
The welding post-processing such as size and cooperation axis hole is closed to guarantee design requirement.Hydraulic cylinder 16, the act are installed on the coaster 13
Connecting plate 151 is provided on the lower end surface of arm 15, the mobile terminal of the hydraulic cylinder 16 is hinged on the connecting plate 1501, described
The bottom end for lifting arm 15 is hinged on the coaster 13, is fixedly connected with └ ┘ type bar 18, institute at the medium position for lifting arm 15
The bottom end for stating └ ┘ type bar 18 is fixedly connected with the act arm 15, and two free ends of the └ ┘ type bar 18 pass through one respectively
The pull rod 11 is connected with the chassis 17, and the both ends of the pull rod 11 are connected with the chassis 17 and the └ ┘ type bar 18
When, is all made of hinged, and the platform 12 of lifting is mounted on the top for lifting arm 15 and between the two using hinged, the act arm 15
Two sides be respectively arranged with one and remain horizontal from bar 14 for making to lift platform 12, the bottom end from bar 14 is hinged
On the coaster 13, platform 12 is lifted hingedly with described in the top from bar 14；It is described to lift platform with described from bar 14
12 hinge joint is located at the top for lifting arm 15 and the hinge joint for lifting platform 12, and the coaster 13 is arranged at the bottom
The opposed rear end on the chassis 17 is arranged in the opposed front end of disk 17, the pull rod 11, and coaster 13 is the load base of the lifting mechanism
Plinth moves freely in the sliding rail that can be opened up on bomb truck chassis 17, coaster 13, hydraulic cylinder 16 and to lift arm 15 successively hinged,
Firm triangular support is formed in root, one end of pull rod 11 is connected on chassis 17 by shaft, the other end and act arm 15
Middle part is hinged.When hydraulic cylinder 16 does stretching motion under the power effect of hydraulic system, act arm 15 is driven to do pitching movement.Together
When under the action of pull rod 11, coaster 13 together with lift the back and forth movement in orbit of arm 15.Arm 15 and pull rod are lifted by rationally designing
11 size can be realized the vertical displacement movement lifted arm 15 with lift 12 hinge joint of platform.In the lifting process of lifting mechanism
In, coaster 13, lift arm 15, from bar 11 and lift platform 12 form parallelogram mechanism, guarantee to lift in lifting process flat
Platform 12 keeps horizontal with ground always.
The hydraulic drive mechanism 3 is connected with the hydraulic cylinder 16, acts for driving hydraulic cylinder 16；As shown in figure 4, institute
Stating hydraulic drive mechanism 3 includes fuel tank 28, oil absorption filter 21, manual pump 22, check valve 23, explosion-proof valve 24, one-way throttle valve
25, liquidometer 26 and air cleaner 27 are provided with liquidometer 26 in the fuel tank 28, and the oil outlet of the fuel tank 28 passes through
Hydraulic connecting pipeline is connected with the oil inlet of the hydraulic cylinder 16, positioned at the oil outlet and the hydraulic cylinder 16 of the fuel tank 28
Oil inlet between the hydraulic connecting pipeline on be disposed with oil absorption filter 21, manual pump 22, check valve 23 and anti-
The oil outlet of quick-fried valve 24, the hydraulic cylinder 16 is connected by hydraulic connecting pipeline with the oil return opening of the fuel tank 28, and institute is located at
It states and is disposed on the hydraulic connecting pipeline between the oil outlet of hydraulic cylinder 16 and the oil return opening of the fuel tank 28 unidirectionally
Throttle valve 25 and air cleaner 27；
As shown in figure 5, the feeder 1 includes support component 31 and the traversing component 32 that 31 inside of support component is arranged in, returns
Turn component 33 and tilting component 34, as shown in Figure 6 to 8, the support component 31 includes two support arms disposed in parallel
3101 and two pieces of slide plates 3102 disposed in parallel, two support arms 3101 and two pieces of slide plates 3102 successively join end to end
Back wall is located at the inside of the frame like structure at frame like structure and the traversing component 32, and correspondence opens up on two pieces of slide plates 3102
There is the sliding slot 3103 for the sliding of traversing component 32；The traversing component 32 includes lead screw 3201, feed screw nut 3202, sliding bottom
Frame 3203 and rotating handle 3204, the sliding bottom frame 3203 are arranged between two support arms 3101, the sliding bottom frame
The sliding equipment that several groups can be slided on sliding slot 3103 is provided in 3203 two side walls of slide plate 3102 described in face,
The sliding equipment is provided with two groups, and the sliding equipment includes limited block I 3205, servo-actuated bearing 3206 and limited block II
3207, the limited block I 3205 and the limited block II 3207 are symmetricly set on the two sides of servo-actuated bearing 3206.The lead screw
3201 wear in wherein one support arm 3101, the lead screw 3201 far from it is described sliding bottom frame 3203 one end with
Rotating handle 3204 is connected, and the lead screw 3201 is close to one end of the sliding bottom frame 3203 through the sliding bottom frame 3203
Side wall, the sliding bottom frame 3203 are embedded with feed screw nut 3202, the feed screw nut in the junction with the lead screw 3201
3202 are set on the lead screw 3201, sliding bottom frame 3203 can be driven sliding on sliding slot 3103 by twisting rotating handle 3204
It is dynamic；The gyro black assembly 33 includes turntable bearing 3301, and the turntable bearing 3301 is mounted on the top of the sliding bottom frame 3203
End, the tilting component 34 are mounted on the turntable bearing 3301, and the function of 360 ° of revolution can be realized；As shown in figure 9, institute
Stating tilting component 34 includes upper pinboard 3401, centre rotational axis 3402, trapezoidal nut 3403, left-handed trapezoidal screw 3404, the right side
Trapezoidal screw 3405 and rotating base 3406 are revolved, is provided with otic placode 3407, the rotation on the lower end surface of the upper pinboard 3401
The top for turning pedestal 3406 is hinged on otic placode 3407 by centre rotational axis 3402, the bottom end installation of the rotating base 3406
On turntable bearing 3301, dextrorotation trapezoidal screw 3405 is hinged on the rotating base 3406, the upper pinboard 3401
Left-handed trapezoidal screw 3404 is hinged on lower end surface, as shown in Figure 10, the left-handed trapezoidal screw 3404 is located at the dextrorotation ladder
It is arranged with jointly on the surface of shape screw rod 3405, the left-handed trapezoidal screw 3404 and the dextrorotation trapezoidal screw 3405 trapezoidal
Nut 3403 is provided with the left-handed spiral shell to match with left-handed trapezoidal screw 3404 on the top inner wall of the trapezoidal nut 3403
Line is provided with the right-handed thread to match with dextrorotation trapezoidal screw 3405 on the bottom end inner wall of the trapezoidal nut 3403, passes through
Rotation trapezoidal nut 3403 adjusts the angle of upper pinboard 3401 with horizontal plane, and tilting component is mainly used to realize that ± 3 ° are bowed
Elevation angle degree advanced optimizes this programme, has been uniformly arranged in the circumferential direction several adjusting rods on the outer wall of the trapezoidal nut 3403
3408。
As shown in figure 11, the preceding spiral lifting mechanism 6 includes lifting shaft 601, tapered roller bearing 602, ratchet spanner
603, rotating nuts 604, rotary shaft 605, axis of traction 606 and annular ring 607, the tapered roller bearing 602 are set in institute
The top of lifting shaft 601 is stated, the outer ring of the tapered roller bearing 602 is connected with the vehicle frame 7, the bottom of the lifting shaft 601
End is threaded with rotating nuts 604, and the outside of the rotating nuts 604 and annular ring is arranged in annular ring 607
It is fixedly connected between 607 and the rotating nuts 604 by rotary shaft 605, the rotary shaft 605 is threaded in the rotation
On the outer wall of nut 604, front component 5 and the traction for installing traction component 4 are provided on the outer wall of annular ring 607
Axis 606, the top of the lifting shaft 601 is provided in the axial direction with mounting groove and the ratchet spanner 603 is mounted in mounting groove, leads to
Rotating ratchet spanner 603 is crossed to adjust the height between vehicle frame 7 and front component 5, to reach the tune to the pre- angle setting of bomb truck
Section.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of arm lifts formula vertical lift and rises a trailer, chassis including adjustable-angle, the elevator being slidably mounted on chassis
Structure, hydraulic drive mechanism lift platform and are mounted on the feeder lifted on platform, it is characterised in that：The chassis includes
Traction component, front component, preceding spiral lifting mechanism, vehicle frame, wheel assembly, the front component and wheel assembly difference
The front-end and back-end of the vehicle frame are set, and the forefront of the vehicle frame is provided with the traction component for drawing bomb truck, institute
It states before being provided between front component and the vehicle frame for adjusting the preceding spiral lifting mechanism of the pre- angle setting of bomb truck, the vehicle frame
Inside offer two for installing the sliding rails of elevating mechanism；
The elevating mechanism includes coaster, from bar, act arm, hydraulic cylinder and pull rod, if the two sides of the coaster are symmetrically arranged with
The dry group of pulley that can be slided in the sliding rail is equipped with hydraulic cylinder on the coaster, is provided on the lower end surface for lifting arm
Connecting plate, the mobile terminal of the hydraulic cylinder are hinged on the connecting plate, and the bottom end for lifting arm is hinged on the coaster, institute
It states and is fixedly connected with └ ┘ type bar at the medium position for lifting arm, the bottom end of the └ ┘ type bar is fixedly connected with the act arm, institute
Two free ends for stating └ ┘ type bar pass through the pull rod respectively and are connected with the chassis, the both ends of the pull rod with institute
State be all made of when chassis is connected with the └ ┘ type bar it is hinged, it is described to lift stage+module on the top for lifting arm and between the two
Using hinged, the two sides for lifting arm are respectively arranged with one and remain horizontal from bar for making to lift platform, it is described from
The bottom end of bar is hinged on the coaster, the top from bar with described to lift platform hinged；
The hydraulic drive mechanism is connected with the hydraulic cylinder, acts for driving hydraulic cylinder；
The feeder includes support component and the traversing component, gyro black assembly and the tilting component that are arranged on the inside of support component,
The support component includes two support arms disposed in parallel and two pieces of slide plates disposed in parallel, two support arms and two pieces
The slide plate back wall that successively joins end to end is located at the inside of the frame like structure at frame like structure and the traversing component, described in two pieces
The corresponding sliding slot offered for traversing component slippage on slide plate；The traversing component includes lead screw, feed screw nut, sliding bottom frame
And rotating handle, the sliding bottom frame are arranged between two support arms, two of sliding bottom frame slide plate described in face
The sliding equipment that several groups can be slided on the chute is provided on side wall, the lead screw wears a support arm wherein
Interior, the lead screw is connected in one end far from the sliding bottom frame with rotating handle, and the lead screw is close to the sliding bottom frame
One end is embedded with feed screw nut, institute in the junction with the lead screw through the side wall for sliding bottom frame, the sliding bottom frame
It states feed screw nut to be set on the lead screw, sliding bottom frame can be driven to slide on the chute by twisting rotating handle；Described time
Turning component includes turntable bearing, and the turntable bearing is mounted on the top of the sliding bottom frame, and the tilting component is mounted on institute
It states on turntable bearing；The tilting component includes upper pinboard, centre rotational axis, trapezoidal nut, left-handed trapezoidal screw, dextrorotation ladder
Shape screw rod and rotating base are provided with otic placode on the lower end surface of the upper pinboard, and the top of the rotating base passes through center
Rotary shaft is hinged on otic placode, and the bottom end of the rotating base is mounted on turntable bearing, is hinged with the right side on the rotating base
Trapezoidal screw is revolved, left-handed trapezoidal screw is hinged on the lower end surface of the upper pinboard, the left-handed trapezoidal screw is located at described
It is arranged with trapezoidal nut jointly on the surface of dextrorotation trapezoidal screw, the left-handed trapezoidal screw and the dextrorotation trapezoidal screw,
The left hand thread to match with left-handed trapezoidal screw, the bottom of the trapezoidal nut are provided on the top inner wall of the trapezoidal nut
End inner wall on be provided with the right-handed thread to match with dextrorotation trapezoidal screw, by rotation trapezoidal nut come adjust upper pinboard with
The angle of horizontal plane has been uniformly arranged in the circumferential direction several adjusting rods on the outer wall of the trapezoidal nut.
2. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：The hydraulic drive mechanism
It is described including fuel tank, oil absorption filter, manual pump, check valve, explosion-proof valve, one-way throttle valve, liquidometer and air cleaner
Liquidometer is provided in fuel tank, the oil outlet of the fuel tank is connected by hydraulic connecting pipeline with the oil inlet of the hydraulic cylinder
It is logical, it is disposed on the hydraulic connecting pipeline between the oil outlet of the fuel tank and the oil inlet of the hydraulic cylinder
The oil outlet of oil absorption filter, manual pump, check valve and explosion-proof valve, the hydraulic cylinder passes through hydraulic connecting pipeline and the fuel tank
Oil return opening be connected, the hydraulic connecting pipeline between the oil outlet of the hydraulic cylinder and the oil return opening of the fuel tank
On be disposed with one-way throttle valve and air cleaner.
3. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：The preceding spiral lift
Structure includes lifting shaft, tapered roller bearing, ratchet spanner, rotating nuts, rotary shaft, axis of traction and annular ring, the circular cone
Roller bearing is set in the top of the lifting shaft, and the outer ring of the tapered roller bearing is connected with the vehicle frame, the lifting
The bottom end of axis is threaded with rotating nuts, and the outside of the rotating nuts is arranged in and annular ring and institute in annular ring
It states and is fixedly connected between rotating nuts by rotary shaft, the rotary shaft is threaded on the outer wall of the rotating nuts, institute
It states and is provided with front component and the axis of traction for installing traction component on the outer wall of annular ring, the top of the lifting shaft is along axis
To mounting groove is offered and the ratchet spanner is mounted in mounting groove, vehicle frame and front wheels are adjusted by rotating ratchet spanner
Height between part, to reach the adjusting to the pre- angle setting of bomb truck.
4. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：The sliding equipment setting
There are two groups, the sliding equipment includes that limited block I, servo-actuated bearing and limited block II, the limited block I and the limited block II are right
Claim the two sides that servo-actuated bearing is set.
5. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：It is described from bar and the support
The hinge joint for lifting platform is located at the top for lifting arm and the hinge joint for lifting platform.
6. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：The coaster is arranged in institute
The opposed front end on chassis is stated, the opposed rear end on the chassis is arranged in the pull rod.
7. a kind of arm according to claim 1 lifts formula vertical lift and rises trailer, it is characterised in that：The pulley is provided with two
Group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581178.8A CN108860651B (en) | 2018-06-07 | 2018-06-07 | Arm lifting type vertical lifting trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581178.8A CN108860651B (en) | 2018-06-07 | 2018-06-07 | Arm lifting type vertical lifting trailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108860651A true CN108860651A (en) | 2018-11-23 |
| CN108860651B CN108860651B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810581178.8A Active CN108860651B (en) | 2018-06-07 | 2018-06-07 | Arm lifting type vertical lifting trailer |
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Cited By (8)
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| CN110104594A (en) * | 2019-05-07 | 2019-08-09 | 中国人民解放军第五七一零工厂 | A kind of hydraulic air lift |
| CN110239730A (en) * | 2019-07-09 | 2019-09-17 | 郑州飞机装备有限责任公司 | A kind of bomb truck |
| CN111533059A (en) * | 2020-05-15 | 2020-08-14 | 中铁二十四局集团上海电务电化有限公司 | Railway contact net overhauls operation device |
| CN112707339A (en) * | 2021-01-06 | 2021-04-27 | 凯迈（洛阳）测控有限公司 | Lift trailer |
| CN113525006A (en) * | 2021-06-30 | 2021-10-22 | 北京航天飞腾装备技术有限责任公司 | Lifting chassis of missile hanging vehicle |
| CN114506469A (en) * | 2021-12-28 | 2022-05-17 | 中国航天空气动力技术研究院 | Mechanical multi-posture adjusting missile hanging vehicle |
| CN114537699A (en) * | 2021-12-30 | 2022-05-27 | 中国航空工业集团公司沈阳飞机设计研究所 | Lifting device for quick hanging of aircraft plug-in |
| CN116852076A (en) * | 2023-09-04 | 2023-10-10 | 中煤科工开采研究院有限公司 | Pin shaft assembly vehicle for large mining height hydraulic support |
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| CN114506469A (en) * | 2021-12-28 | 2022-05-17 | 中国航天空气动力技术研究院 | Mechanical multi-posture adjusting missile hanging vehicle |
| CN114506469B (en) * | 2021-12-28 | 2024-05-07 | 中国航天空气动力技术研究院 | Mechanical multi-attitude adjusting bullet hanging vehicle |
| CN114537699A (en) * | 2021-12-30 | 2022-05-27 | 中国航空工业集团公司沈阳飞机设计研究所 | Lifting device for quick hanging of aircraft plug-in |
| CN114537699B (en) * | 2021-12-30 | 2023-11-28 | 中国航空工业集团公司沈阳飞机设计研究所 | Lifting device for be used for quick hanging of aircraft stores |
| CN116852076A (en) * | 2023-09-04 | 2023-10-10 | 中煤科工开采研究院有限公司 | Pin shaft assembly vehicle for large mining height hydraulic support |
| CN116852076B (en) * | 2023-09-04 | 2023-11-17 | 中煤科工开采研究院有限公司 | Pin shaft assembly vehicle for large mining height hydraulic support |
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