CN105800511A - Transversely-telescopic greenhouse transport cart lifting platform - Google Patents
Transversely-telescopic greenhouse transport cart lifting platform Download PDFInfo
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- CN105800511A CN105800511A CN201610341302.4A CN201610341302A CN105800511A CN 105800511 A CN105800511 A CN 105800511A CN 201610341302 A CN201610341302 A CN 201610341302A CN 105800511 A CN105800511 A CN 105800511A
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- push rod
- basket
- electric push
- telescopic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/065—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- 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
- B66F7/065—Scissor linkages, i.e. X-configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07568—Steering arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07572—Propulsion arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/127—Working platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/14—Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Agricultural Machines (AREA)
Abstract
The invention relates to a transversely-telescopic greenhouse transport cart lifting platform. The lifting platform comprises a chassis, a shear fork type lifting mechanism, a telescopic work table, a storage battery, a control box and an operation panel; the chassis comprises a rack, a front-wheel steering device, a rear-wheel steering device and a chassis sliding groove; the front-wheel steering device comprises a stepping motor, a gear I, a rack, a hinge frame, a damping spring and front wheels; the shear fork type lifting mechanism comprises an inner shear fork frame, an outer shear fork frame, a lifting electric push rod and a cylindrical roller bearing; the telescopic work table comprises a middle work table body, a left side telescopic table body, a right side telescopic table body, vegetable basket positioning rails, vegetable basket blocking forks, a telescopic work table sliding groove, a telescopic table sliding groove and a telescopic electric push rod; the storage battery and the control box are mounted at the position, below the rack, of a bracket; the operation panel is mounted behind the rack; and the transversely-telescopic greenhouse transport cart lifting platform can be suitable for transport work of the same kind of picked vegetables in different mature periods and transport work of vegetable baskets of different sizes, manual work intensity is reduced, and labor production efficiency is improved.
Description
(1) technical field
The present invention relates to one can transversal stretching greenhouse transport vehicle hoistable platform, belong to modern greenhouse growing vegetables industry mechanical work apparatus field.
(2) background technology
Greenhouse vegetable plant husbandry is as the senior mode of production of modern agricultural production, the impact of time, place and weather can be broken away from, extend or shorten the growth cycle of vegetable, carry out continual farming, production, results, improve the yield of land area of one unit to greatest extent, improve victual quality, reduce production cost.But greenhouse vegetable produces is labor-intensive industry simultaneously, in greenhouse vegetable actual recovery operations process, there are the following problems: (1) modern greenhouse growing vegetables line-spacing is less, transport vehicle can not enter vegetable operation in the ranks, and many employing rail mounted transport vehicle in prior art, track laying and maintenance cost are high, inconvenient operation, and after therefore greenhouse is manually plucked at present, the transport of vegetable still adopts tradition to carry people on the shoulder to shoulder the operating type of carrying, labor intensity is big, and working performance is low；(2) the greenhouse vegetable collecting period is general longer, and along with vegetable constantly grows, the harvesting position of vegetable is also in continuous rising, and the transport vehicle of existing greenhouse is mostly highly unadjustable, it is impossible to adapt to the hauling operation of vegetable different ripening stages；(3) pluck after Transporting Vegetables time, the matching used basket size of different vegetables is also not quite similar, and existing greenhouse transport vehicle width is unadjustable, it is impossible to suitable in different size basket transport.Scale and industrialization along with growing vegetables industry; problem above has seriously constrained the development of growing vegetables industry; therefore, be badly in need of a kind of entering vegetable operation in the ranks, working depth is adjustable, broad-adjustable cost is low, operation is reliable, efficiency is high means of transport to be to meet the demand of greenhouse vegetable plant husbandry.
(3) summary of the invention
The present invention is directed to above shortcomings in prior art, there is provided the one can transversal stretching greenhouse transport vehicle hoistable platform, its lateral dimension is little can enter vegetable operation in the ranks, operation height is adjustable, width is adjustable, adopt wheel undercarriage, cost is low, simple in construction, it is possible to suitable in the vegetable of the same race hauling operation after different ripening stages is plucked and the hauling operation of different size basket, reduce manual work intensity, improve labor productivity.
This invention address that the scheme that its technical problem is taked is:
One can transversal stretching greenhouse transport vehicle hoistable platform, including chassis, scissor-type lifting mechanism, scalable workbench, accumulator, control box and control panel；Chassis includes frame, steering unit for front wheels, back wheel driving gear and chassis chute；Steering unit for front wheels includes motor, gear I, tooth bar, body cradle, damping spring, front-wheel；Motor is arranged on frame front；Gear I is arranged on stepper motor output shaft front, and gear I is connected with motor；Engage composition pinion and rack in the middle part of tooth bar with gear I, tooth bar two ends are hinged with two front-wheels respectively；Below frame, both sides are respectively provided with a body cradle；Body cradle is isosceles triangle, and body cradle top is hinged with front-wheel, and bottom body cradle, two ends are fixed in frame by damping spring；The motion of motor driven gear rackwork is thus driving front-wheel to rotate around body cradle, it is achieved complete machine turns to；Back wheel driving gear includes U-bolt, leaf spring, DC speed-reducing, gear II, gear III, housing, housing end plug, bevel planet gear, semi-axle bevel gear, semiaxis, sleeve pipe, trailing wheel and alignment pin；DC speed-reducing is fixed on housing；Gear III, bevel planet gear, semi-axle bevel gear and housing composition differential mechanism；Gear II is arranged on DC speed-reducing output shaft front end, and gear II is connected with DC speed-reducing；Gear III engages with gear II；Bevel planet gear is arranged on gear III；Below frame, the left and right sides is symmetrically arranged with semi-axle bevel gear, semiaxis, sleeve pipe and trailing wheel；Semi-axle bevel gear is arranged on inside semiaxis, is connected by key with semiaxis, and semi-axle bevel gear engages with bevel planet gear；Two are left and right symmetrically arranged in frame lower rear both sides, and semiaxis is arranged on housing by bearing；Semi-axle bevel gear is arranged on inside semiaxis；It is positive six prismatics outside semiaxis, one side is uniformly provided with in straight line outside semiaxis hole, semiaxis location；Sleeve pipe is made up of hollow positive six prism pipes and location-plate, and location-plate is welded on hollow positive six prism pipe outer faces；Location-plate is fixedly connected on trailing wheel spoke；Mobilizable outside each semiaxis it is socketed in sleeve pipe；The one side of sleeve pipe socket corresponding to semiaxis is also uniformly provided with hole, location in straight line, for being connected by alignment pin is movable with semiaxis；The link position changed between sleeve pipe hole, location and hole, semiaxis location can regulate rear track；Leaf spring top is fixed in frame, is connected with the boss of housing by U-bolt bottom leaf spring；During complete machine straight-line travelling, DC speed-reducing driven gear II rotates, and sends power to semi-axle bevel gear rotation by engaging of gear II and gear III, and semiaxis drives rear wheel by sleeve pipe when rotating, thus driving trailing wheel to walk；When complete machine is turned, the differential mechanism being made up of gear III, bevel planet gear, semi-axle bevel gear and housing plays differential action, improves complete machine turn performance；Chassis chute is arranged on upper rack rear, and outer fork-shearing frame is mobilizable to be arranged in the chute of chassis, and chassis chute provides track for scissor-type lifting mechanism sliding.
Scissor-type lifting mechanism includes interior fork-shearing frame, outer fork-shearing frame, lifting electric push rod and cylinder roller bearing；Interior fork-shearing frame lower end is hinged in frame, is provided with crossbeam in the middle part of interior fork-shearing frame, and both sides, upper end are respectively provided with cylinder roller bearing, and cylinder roller bearing is mobilizable to be arranged in scalable workbench chute；Interior fork-shearing frame upper end can along scalable workbench slide；Both sides, outer fork-shearing frame lower end are respectively provided with cylinder roller bearing, and outer fork-shearing frame bottom is provided with crossbeam；Outer fork-shearing frame upper end thereof is bottom scalable workbench；Cylinder roller bearing is mobilizable to be arranged in the chute of chassis, and outer fork-shearing frame can along chassis slide；In the middle part of interior fork-shearing frame and outer fork-shearing frame hinged；Lifting electric push rod lower end is hinged on outer fork-shearing frame sill, and upper end thereof is on interior fork-shearing frame middle beam；Lifting electric push rod is flexible drives interior fork-shearing frame and outer fork-shearing frame to move along scalable workbench chute and chassis chute respectively, thus regulating scalable worktable lifting to adapt to the hauling operation after differing heights vegetable is plucked.
Scalable workbench includes middle workbench, left side telescopic platform, right side telescopic platform, basket positioning rail, basket gear fork, scalable workbench chute, telescopic platform chute and telescopic electric push rod；Middle workbench bottom front is provided with the hinged ear of outer fork-shearing frame, and outer fork-shearing frame top and the hinged ear of outer fork-shearing frame pass through hinge；It is arranged with scalable workbench chute along basket transporting direction bottom middle workbench；Can be arranged in greenhouse transport vehicle by scissor-type lifting mechanism by transversal stretching workbench；Bottom middle workbench, rear and front end is arranged with telescopic platform chute；Left side telescopic platform and right side telescopic platform is mobilizable is symmetrically mounted on the left and right sides bottom middle workbench；The rear and front end of left side telescopic platform and right side telescopic platform is mobilizable respectively to be arranged in telescopic platform chute；Left side telescopic platform and the outer middle side part of right side telescopic platform are equipped with hinged ear, and two hinged ears are hinged with telescopic electric push rod top respectively；The bottom of each telescopic electric push rod is fixed on middle workbench bottom surface；Telescopic electric push rod is flexible to be driven left side telescopic platform relative respectively along telescopic platform chute with right side telescopic platform or moves towards, to regulate the spacing between left and right two telescopic platforms, to adapt to different in width basket traffic requirements；The rear and front end of middle workbench, left side telescopic platform and right telescopic platform is equipped with hole, some location in the horizontal, and basket positioning rail rear and front end is respectively equipped with basket positioning rail installing hole；Two basket positioning rails are respectively symmetrically and are arranged in middle workbench both sides or are respectively arranged on left side telescopic platform and right side telescopic platform, and basket positioning rail is matched with hole, described location by described installing hole and positions；When basket width is less, basket positioning rail, below middle workbench, is symmetrically arranged in middle workbench both sides by left side telescopic platform and the contracting of right side telescopic platform；When basket width is bigger, using telescopic electric push rod to promote left side telescopic platform and right side telescopic platform symmetry to stretch out, the basket positioning rail of both sides is arranged on left side telescopic platform and right side telescopic platform；Basket is placed between two basket positioning rails, it is prevented that the transverse shifting of basket；Described positioning rail coordinates from different described holes, location can meet different in width basket positioning requirements；Basket positioning rail top is provided with some baskets gear entry；Basket gear fork is arranged in basket gear entry；Every four baskets gear fork is used for fixing a basket, is used for preventing basket from moving forward and backward.
Accumulator and control box and be arranged on below frame on bracket；Control panel is arranged on frame rear.
Accumulator is motor, DC speed-reducing, lifting electric push rod, telescopic electric push rod, control box, control panel powers；Stepper motor driver, DC speed-reducing actuator, lifting electric push rod and telescopic electric push rod driver are arranged in control box, and stepper motor driver, DC speed-reducing actuator, lifting electric push rod and telescopic electric push rod driver connect motor, DC speed-reducing, lifting electric push rod and telescopic electric push rod respectively；Control panel is provided with motor and turns to button, DC speed-reducing adjusting knob, lifting electric push rod lifting button and telescopic electric push rod to stretch button, for controlling motor, DC speed-reducing, lifting electric push rod and telescopic electric push rod respectively.
When the present invention uses, first by the flexible button scalable workbench working width of adjustment of telescopic electric push rod and basket positioning rail installation site is adjusted according to basket size accordingly, basket is put into scalable workbench simultaneously, utilize basket positioning rail that basket is carried out located lateral, four basket gear forks are installed basket is carried out location, front and back, then pluck operation height according to vegetable to require to regulate scalable bench height by lifting electric push rod lifting button, it is easy to put into basket after vegetable is plucked, operate motor finally according to needs and turn to button, DC speed-reducing adjusting knob adjusts complete machine direction and speed.
Adopt the present invention can obtain following beneficial effect:
(1) present invention adopts accumulator to act on greenhouse, environmental protection as the energy.Complete machine lateral dimension is little, can enter vegetable operation in the ranks, and rear track is adjustable, it is adaptable to different Planting Row Distance Transporting Vegetables operations, improves Transporting Vegetables stability.Trailing wheel adopts differential mechanism, improves steering behaviour.
(2) present invention adopts scissor-type lifting mechanism, working depth is adjustable, gather suitable in vegetable different ripening stages of the same race or different vegetable gather after hauling operation, the lifting of scissor-type lifting mechanism adopts electric pushrod to drive, electric pushrod flexible movements, reliable, stable movement, it is prone to accurate control, with auto-lock function, it is ensured that work safety.
(3) present invention can include middle workbench, left side workbench and right side workbench by transversal stretching workbench, horizontal working width is adjustable, supporting basket positioning rail and basket gear fork, it is applicable to different size basket transportation demand, basket is horizontal on scalable workbench, front and back position completely, the difference according to basket size, it is possible to place multiple basket, increase transport capacity, and then improve work efficiency.
(4) accompanying drawing explanation
Fig. 1 is overall structure schematic diagram；
Fig. 2 is chassis structure schematic diagram；
Fig. 3 is back wheel driving gear structural representation；
Fig. 4 is scalable workbench superstructure schematic diagram；
Fig. 5 is scalable workbench polycrystalline substance schematic diagram；
Fig. 6 is complete machine operation principle schematic diagram；
nullIn figure: 1. control box，2. accumulator，3. outer fork-shearing frame，4. basket，5. scalable workbench，6. fork-shearing frame in，7. lifting electric push rod，8. control panel，9. chassis，10. cylinder roller bearing，11. inside and outside fork-shearing frame hinging pin shaft，12. middle workbench，13. basket positioning rail installing hole，14. basket positioning rail，15. hole, location，16. right side telescopic platform，17. left side telescopic platform，18. basket gear fork，19. basket gear entry，20. telescopic electric push rod，21. scalable workbench chute，22. telescopic platform chute，23. leaf spring，24. frame，25. front-wheel，26. damping spring，27. body cradle，28. gear I，29. motor，30. tooth bar，31. chassis chute，32. DC speed-reducing，33. trailing wheel，34.U type bolt，35. housing end plug，36. gear II，37. gear III，38. housing，39. bevel planet gear，40. semi-axle bevel gear，41. semiaxis，42. alignment pin，43. sleeve pipe.
(5) specific embodiment
Present invention is mainly used for the hauling operation after modern greenhouse vegetable is plucked, below in conjunction with accompanying drawing, one of the present invention can be described further by transport vehicle hoistable platform in transversal stretching greenhouse.
As shown in figs. 1 to 6, one of the present invention can include chassis 9, scissor-type lifting mechanism, scalable workbench 5, accumulator 2, control box 1 and control panel 8 by transport vehicle hoistable platform in transversal stretching greenhouse；Chassis 9 includes frame 24, steering unit for front wheels, back wheel driving gear, chassis chute 31；Steering unit for front wheels includes motor 29, gear I28, tooth bar 30, body cradle 27, damping spring 26, front-wheel 25；Motor 29 is arranged on frame 24 front, is fixed with frame 24 by bolt；Gear I28 is arranged on motor 29 output shaft front, is connected by key with motor 29；Engage composition pinion and rack in the middle part of tooth bar 30 with gear I28, tooth bar 30 two ends are hinged respectively at two front-wheels 25；Body cradle 27 is in isosceles triangle, and body cradle 27 top is hinged with front-wheel 25, is fixed with frame 24 by damping spring 26 bottom two waists；Moved thus driving front-wheel 25 to rotate around body cradle 27 by the rotating driven gear rackwork of motor 29, it is achieved complete machine turns to；Back wheel driving gear includes U-bolt 34, leaf spring 23, DC speed-reducing 32, gear II36, gear III37, housing 38, housing end plug 35, bevel planet gear 39, semi-axle bevel gear 40, semiaxis 41, sleeve pipe 43, trailing wheel 33, alignment pin 42；Gear III37, bevel planet gear 39, semi-axle bevel gear 40, housing 38 constitute differential mechanism；Gear II36 is arranged on DC speed-reducing 32 output shaft front end, is connected by key with DC speed-reducing 32；Gear III37 engages with gear II36；Bevel planet gear 39 is arranged on gear III37；Semi-axle bevel gear 40 is arranged on inside semiaxis 41, is connected by key with semiaxis 41；Semiaxis 41 is arranged on housing 38, is positive six prism structures outside semiaxis 41, has hole, some location on a side end face；Sleeve pipe 43 is made up of hollow positive six prism pipes and location-plate, and location-plate is welded on hollow positive six prism pipe outer faces；Outside semiaxis 41 in mobilizable hollow positive six prism pipes being socketed in sleeve pipe 43；The one side that the hollow positive six prism pipes of sleeve pipe 43 are corresponding with semiaxis 41 is also uniformly provided with hole, location in straight line, for being connected by alignment pin 42 is movable with semiaxis 41；The link position changed between the hollow positive six prism pipe holes, location of sleeve pipe and hole, semiaxis location can regulate trailing wheel 33 wheelspan；Trailing wheel 33 spoke and sleeve pipe 43 location-plate are bolted；Leaf spring 23 top and frame 24 are bolted, and are connected with housing 38 boss by U-bolt 34 bottom leaf spring 23；DC speed-reducing 32 is arranged on housing 38, is fixed with housing 38 by bolt；During complete machine straight-line travelling, DC speed-reducing 32 driven gear II36 rotates, and is sent power to semi-axle bevel gear 40 rotated by engaging of gear II36 and gear III37, thus driving trailing wheel 33 to walk；When complete machine is turned, the differential mechanism being made up of gear III37, bevel planet gear 39, semi-axle bevel gear 40, housing 38 plays differential action, improves complete machine turn performance；Chassis chute 31 is arranged on frame 24 rear, provides track for outer fork-shearing frame 3 sliding of scissor-type lifting mechanism.
As it is shown in figure 1, scissor-type lifting mechanism includes interior fork-shearing frame 6, outer fork-shearing frame 3, lifting electric push rod 7, cylinder roller bearing 10；Hinge is passed through in frame 24 in interior fork-shearing frame 6 lower end, middle part is provided with crossbeam, both sides, upper end are respectively provided with cylinder roller bearing 10, cylinder roller bearing 10 outer surface matches with scalable workbench chute 21 inner surface, can pass through cylinder roller bearing 10 and slide along scalable workbench chute 21 above interior fork-shearing frame 6；Both sides, outer fork-shearing frame 3 lower end are respectively provided with cylinder roller bearing 10, and bottom is provided with crossbeam, and hinge is passed through bottom scalable workbench 5 in top；Cylinder roller bearing 10 outer surface matches with chassis chute 31 inner surface, and outer fork-shearing frame 3 can pass through cylinder roller bearing 10 and slide along chassis chute 31；Inside and outside fork-shearing frame hinging pin shaft 11 is passed through hinged in the middle part of interior fork-shearing frame 6 and outer fork-shearing frame 3；Being hinged on outer fork-shearing frame 3 sill below lifting electric push rod 7, upper end thereof is on interior fork-shearing frame 6 middle beam；The flexible of lifting electric push rod 7 drives inside and outside fork-shearing frame 6,3 to move along scalable workbench chute 21 with chassis chute 31 respectively, thus driving scalable workbench 5 to lift to adapt to the hauling operation after differing heights vegetable is plucked.
As shown in Fig. 1 and Fig. 4～6, scalable workbench 5 is by middle workbench 5, left side telescopic platform 17, right side telescopic platform 16, basket positioning rail 14, the fixing bolt 13 of basket positioning rail, basket gear fork 19, scalable workbench chute 21, telescopic electric push rod 20；Middle workbench 12 bottom front is provided with hinged ear, and the middle hinged ear of workbench 12 passes through hinge with outer fork-shearing frame 3 top；Scalable workbench chute 21 is fixed on bottom middle workbench 12, provides track for fork-shearing frame in scissor-type lifting mechanism 6 sliding；Being provided with hinged ear in the middle part of left side telescopic platform 17, right side telescopic platform 16, hinged with telescopic electric push rod 20 top, two ends can be moved along telescopic platform chute 22；In the middle of bottom the centrally located workbench 12 of telescopic electric push rod 20, bottom is by hinge in middle workbench 12 bottom surface, and top is hinged by hinged ear in the middle part of bearing pin and left and right sides telescopic platform 17,16；The flexible of telescopic electric push rod 20 can drive left and right sides telescopic platform 17,16 to move respectively along telescopic platform chute 22, increases or reduce the working width of scalable workbench 5, to adapt to different vegetable basket 4 traffic requirements；Middle workbench 12 and left and right telescopic platform 17,16 two ends (i.e. basket width) in a lateral direction are provided with hole, some location 15；Basket positioning rail 14 is symmetrically arranged in scalable workbench 5 both sides, basket positioning rail 14 is bolted with middle workbench 12 or left and right telescopic platform 17,16, basket 4 is positioned in basket positioning rail 14, the transverse shifting of restriction basket 4, difference according to basket 4 size, it is possible to place 2～3；Basket positioning rail installing hole 13 coordinates from hole 15, different location can meet different size basket 4 positioning requirements；Basket positioning rail 14 is provided with some baskets gear entry 19；Basket gear fork 18 has four, is separately mounted in the basket gear entry 19 of both sides basket positioning rail 14, is used for limiting basket 4 and moves forward and backward.
As depicted in figs. 1 and 2, accumulator 2 and control box 1 and be arranged on below frame 24 on bracket；Control panel 8 is arranged on frame 24 rear.
When the present invention uses, accumulator 2 is motor 29, DC speed-reducing 32, lifting electric push rod 7, telescopic electric push rod 20, control box 1, control panel 8 is powered；Stepper motor driver, DC speed-reducing actuator, lifting electric push rod and telescopic electric push rod driver are arranged in control box 1；Control panel 8 is provided with motor and turns to button, DC speed-reducing adjusting knob, lifting electric push rod lifting button and telescopic electric push rod to stretch button.First by flexible button scalable workbench 5 working width of adjustment of telescopic electric push rod and basket positioning rail 14 installation site is adjusted according to basket size accordingly before using, basket 4 is put into scalable workbench 5 simultaneously, utilize basket positioning rail 14 that basket 4 is carried out located lateral, install four baskets gear fork 19 basket 4 is carried out before and after location, then pluck operation height according to vegetable to require to regulate scalable workbench 5 height by lifting electric push rod lifting button, it is easy to put into basket 4 after vegetable is plucked, operate motor finally according to needs and turn to button, DC speed-reducing adjusting knob adjusts complete machine direction and speed.
This example pluck for greenhouse vegetable after hauling operation, operation function of the present invention is not limited to greenhouse vegetable hauling operation, can according to actual needs scalable workbench be adjusted, and is applied to greenhouse transport other objects such as chemical fertilizer, pesticide, seed.
Claims (1)
1. one kind can transversal stretching greenhouse transport vehicle hoistable platform, it is characterised in that include chassis, scissor-type lifting mechanism, scalable workbench, accumulator, control box and control panel；Chassis includes frame, steering unit for front wheels, back wheel driving gear and chassis chute；Steering unit for front wheels includes motor, gear I, tooth bar, body cradle, damping spring, front-wheel；Motor is arranged on frame front；Gear I is arranged on stepper motor output shaft front, and gear I is connected with motor；Engage composition pinion and rack in the middle part of tooth bar with gear I, tooth bar two ends are hinged with two front-wheels respectively；Below frame, both sides are respectively provided with a body cradle；Body cradle is isosceles triangle, and body cradle top is hinged with front-wheel, and bottom body cradle, two ends are fixed in frame by damping spring；The motion of motor driven gear rackwork is thus driving front-wheel to rotate around body cradle, it is achieved complete machine turns to；Back wheel driving gear includes U-bolt, leaf spring, DC speed-reducing, gear II, gear III, housing, housing end plug, bevel planet gear, semi-axle bevel gear, semiaxis, sleeve pipe, trailing wheel and alignment pin；DC speed-reducing is fixed on housing；Gear III, bevel planet gear, semi-axle bevel gear and housing composition differential mechanism；Gear II is arranged on DC speed-reducing output shaft front end, and gear II is connected with DC speed-reducing；Gear III engages with gear II；Bevel planet gear is arranged on gear III；Below frame, the left and right sides is symmetrically arranged with semi-axle bevel gear, semiaxis, sleeve pipe and trailing wheel；Semi-axle bevel gear is arranged on inside semiaxis, is connected by key with semiaxis, and semi-axle bevel gear engages with bevel planet gear；Two are left and right symmetrically arranged in frame lower rear both sides, and semiaxis is arranged on housing by bearing；Semi-axle bevel gear is arranged on inside semiaxis；It is positive six prismatics outside semiaxis, one side is uniformly provided with in straight line outside semiaxis hole, semiaxis location；Sleeve pipe is made up of hollow positive six prism pipes and location-plate, and location-plate is welded on hollow positive six prism pipe outer faces；Location-plate is fixedly connected on trailing wheel spoke；Mobilizable outside each semiaxis it is socketed in sleeve pipe；The one side of sleeve pipe socket corresponding to semiaxis is also uniformly provided with hole, location in straight line, for being connected by alignment pin is movable with semiaxis；The link position changed between sleeve pipe hole, location and hole, semiaxis location can regulate rear track；Leaf spring top is fixed in frame, is connected with the boss of housing by U-bolt bottom leaf spring；During complete machine straight-line travelling, DC speed-reducing driven gear II rotates, and sends power to semi-axle bevel gear rotation by engaging of gear II and gear III, and semiaxis drives rear wheel by sleeve pipe when rotating, thus driving trailing wheel to walk；When complete machine is turned, the differential mechanism being made up of gear III, bevel planet gear, semi-axle bevel gear and housing plays differential action；Chassis chute is arranged on upper rack rear, and outer fork-shearing frame is mobilizable to be arranged in the chute of chassis, and chassis chute provides track for scissor-type lifting mechanism sliding；
Scissor-type lifting mechanism includes interior fork-shearing frame, outer fork-shearing frame, lifting electric push rod and cylinder roller bearing；Interior fork-shearing frame lower end is hinged in frame, is provided with crossbeam in the middle part of interior fork-shearing frame, and both sides, upper end are respectively provided with cylinder roller bearing, and cylinder roller bearing is mobilizable to be arranged in scalable workbench chute；Interior fork-shearing frame upper end can along scalable workbench slide；Both sides, outer fork-shearing frame lower end are respectively provided with cylinder roller bearing, and outer fork-shearing frame bottom is provided with crossbeam；Outer fork-shearing frame upper end thereof is bottom scalable workbench；Cylinder roller bearing is mobilizable to be arranged in the chute of chassis, and outer fork-shearing frame can along chassis slide；In the middle part of interior fork-shearing frame and outer fork-shearing frame hinged；Lifting electric push rod lower end is hinged on outer fork-shearing frame sill, and upper end thereof is on interior fork-shearing frame middle beam；Lifting electric push rod is flexible drives interior fork-shearing frame and outer fork-shearing frame to move along scalable workbench chute and chassis chute respectively, thus regulating scalable worktable lifting to adapt to the hauling operation after differing heights vegetable is plucked；
Scalable workbench includes middle workbench, left side telescopic platform, right side telescopic platform, basket positioning rail, basket gear fork, scalable workbench chute, telescopic platform chute and telescopic electric push rod；Middle workbench bottom front is provided with the hinged ear of outer fork-shearing frame, and outer fork-shearing frame top and the hinged ear of outer fork-shearing frame pass through hinge；It is arranged with scalable workbench chute along basket transporting direction bottom middle workbench；Can be arranged in greenhouse transport vehicle by scissor-type lifting mechanism by transversal stretching workbench；Bottom middle workbench, rear and front end is arranged with telescopic platform chute；Left side telescopic platform and right side telescopic platform is mobilizable is symmetrically mounted on the left and right sides bottom middle workbench；The rear and front end of left side telescopic platform and right side telescopic platform is mobilizable respectively to be arranged in telescopic platform chute；Left side telescopic platform and the outer middle side part of right side telescopic platform are equipped with hinged ear, and two hinged ears are hinged with telescopic electric push rod top respectively；The bottom of each telescopic electric push rod is fixed on middle workbench bottom surface；Telescopic electric push rod is flexible to be driven left side telescopic platform relative respectively along telescopic platform chute with right side telescopic platform or moves towards, to regulate the spacing between left and right two telescopic platforms, to adapt to different in width basket traffic requirements；The rear and front end of middle workbench, left side telescopic platform and right telescopic platform is equipped with hole, some location in the horizontal, and basket positioning rail rear and front end is respectively equipped with basket positioning rail installing hole；Two basket positioning rails are respectively symmetrically and are arranged in middle workbench both sides or are respectively arranged on left side telescopic platform and right side telescopic platform, and basket positioning rail is matched with hole, described location by described installing hole and positions；When basket width is less, basket positioning rail, below middle workbench, is symmetrically arranged in middle workbench both sides by left side telescopic platform and the contracting of right side telescopic platform；When basket width is bigger, using telescopic electric push rod to promote left side telescopic platform and right side telescopic platform symmetry to stretch out, the basket positioning rail of both sides is arranged on left side telescopic platform and right side telescopic platform；Basket is placed between two basket positioning rails, it is prevented that the transverse shifting of basket；Described positioning rail coordinates from different described holes, location can meet different in width basket positioning requirements；Basket positioning rail top is provided with some baskets gear entry；Basket gear fork is arranged in basket gear entry；Every four baskets gear fork is used for fixing a basket, is used for preventing basket from moving forward and backward；
Accumulator and control box and be arranged on below frame on bracket；Control panel is arranged on frame rear；
Accumulator is motor, DC speed-reducing, lifting electric push rod, telescopic electric push rod, control box, control panel powers；Stepper motor driver, DC speed-reducing actuator, lifting electric push rod and telescopic electric push rod driver are arranged in control box, and stepper motor driver, DC speed-reducing actuator, lifting electric push rod and telescopic electric push rod driver connect motor, DC speed-reducing, lifting electric push rod and telescopic electric push rod respectively；Control panel is provided with motor and turns to button, DC speed-reducing adjusting knob, lifting electric push rod lifting button and telescopic electric push rod to stretch button, for controlling motor, DC speed-reducing, lifting electric push rod and telescopic electric push rod respectively.
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