CN209870213U - Truck is from loading and unloading device - Google Patents

Abstract

The utility model belongs to the technical field of machinery, in particular to a truck self-loading and unloading device; the device comprises four support columns, the lower ends of the four support columns are hinged to a wagon carriage, the upper ends of the four support columns are hinged to a left side beam and a right side beam, two ends of the left side beam and the right side beam are respectively connected with a transverse bearing beam II through a transverse bearing beam I, longitudinal bearing beams are arranged on the transverse bearing beam I and the transverse bearing beam II or driven by a driving mechanism I to reciprocate left and right, the rear ends of the longitudinal bearing beams extend out of the transverse bearing beam II, a lifting device is arranged on the longitudinal bearing beams, the left side beam and the right side beam are respectively connected with corresponding support columns through drivers, and the drivers drive the support columns to topple forwards to reduce the overall height or drive the support columns to vertically reset; the utility model discloses holistic height-adjustable can easily pass through the occasion of limit for height, and application scope is wide.

Description

Truck is from loading and unloading device

The technical field is as follows:

the utility model belongs to the technical field of machinery, refer in particular to a freight train is from handling device.

Background art:

the freight train is the transport means who is indispensable in the transportation trade, and current freight train adopts fork truck or manpower transport or fork truck and the combination of manpower transport to load and unload the goods mostly, has the loading and unloading inefficiency, and the human cost is high, intensity of labour defects such as big. And when loading and unloading goods with large dust such as cement, certain damage is easily caused to the health of workers.

In order to improve the phenomenon, the Chinese patent discloses a rail-type self-loading and unloading device for a truck (No. CN 205930438U), which comprises a first guide rail and a second guide rail which are arranged in parallel, wherein a first slide seat is arranged on the first guide rail, a first driving unit for driving the first slide seat to move along the first guide rail is arranged between the first slide seat and the first guide rail, a second slide seat is arranged on the second guide rail, a second driving unit for driving the second slide seat to move along the second guide rail is arranged between the second slide seat and the second guide rail, the first driving unit and the second driving unit synchronously move, a first upright post is fixedly connected with the rear end of the first slide seat, a second upright post is fixedly connected with the rear end of the second slide seat, the upper end of the first upright post is fixedly connected with the middle part of a first cross frame parallel to the first guide rail, the upper end of the second upright post is fixedly connected with the middle part of a second cross frame parallel to the second guide rail, a support frame arranged on the, the supporting frame is provided with a grabbing structure which is used for grabbing goods and can control the goods to ascend and descend.

The first guide rail and the second guide rail of the rail-mounted self-loading and unloading device of the truck are fixed at the two side edges of the bottom plate of the truck, and occupy a certain space in a truck carriage; parts except the first guide rail and the second guide rail are driven by the driving unit to move back and forth on the first guide rail and the second guide rail, and the requirement on the driving unit is high; the stand can not topple over on guide rail one and guide rail two, leads to the freight train can not pass through some limited height's occasion, and the use occasion limitation is big.

The invention content is as follows:

the utility model aims at providing a freight train is from handling device that whole height can go up and down, application range is wide.

The utility model discloses a realize like this:

a truck self-loading and unloading device comprises four support columns, the lower ends of which are hinged on a truck carriage, the four support columns are distributed in a rectangular shape, the upper ends of two corresponding support columns are hinged on a left side beam, the upper ends of the other two support columns are hinged on a right side beam, the two ends of the left side beam and the right side beam are respectively connected with a transverse bearing beam II through a transverse bearing beam I, longitudinal bearing beams are arranged on the transverse bearing beam I and the transverse bearing beam II and are arranged in parallel, the length of each longitudinal bearing beam is larger than the distance between the transverse bearing beam I and the transverse bearing beam II, the longitudinal bearing beams are fixed on the transverse bearing beam I and the transverse bearing beam II or driven by a driving mechanism I to reciprocate left and right along the transverse bearing beam I and the transverse bearing beam II, the rear ends of the longitudinal bearing beams extend out of the transverse bearing beam II, and the extending lengths are fixed or adjustable according to actual requirements, the lifting device is arranged on the longitudinal bearing beam and can move back and forth on the longitudinal bearing beam, the left side beam and the right side beam are respectively connected with the corresponding support columns through the drivers to form triangular supports, and the shrinkage of the drivers drives the support columns to topple forwards to reduce the overall height or the elongation of the drivers drives the support columns to vertically reset;

or: the upper frame comprises a left side beam, a right side beam, a transverse bearing beam I and a transverse bearing beam II, wherein the upper ends of the four telescopic support columns are connected with the upper frame, the longitudinal bearing beam is arranged on the transverse bearing beam I and the transverse bearing beam II in parallel, the length of the longitudinal bearing beam is greater than the distance between the transverse bearing beam I and the transverse bearing beam II, the longitudinal bearing beam is fixed on the transverse bearing beam I and the transverse bearing beam II or driven by a driving mechanism I to reciprocate along the transverse bearing beam I and the transverse bearing beam II, the rear end of the longitudinal bearing beam extends out of the transverse bearing beam II, the extending length is fixed or adjustable according to actual needs, a hoisting device is arranged on the longitudinal bearing beam, and the hoisting device can move back and forth on the longitudinal bearing beam, the telescopic supporting columns extend to drive the overall height to rise or the telescopic supporting columns contract to drive the overall height to fall;

or the box body comprises an upper box body with an opening at the lower end and a lower box body with an opening at the upper end, four telescopic support columns are fixedly arranged in the lower box body, the upper ends of the telescopic support columns are fixedly arranged at corresponding positions in the upper box body respectively, a first transverse bearing beam and a second transverse bearing beam are arranged in the front and at the back of the upper box body, longitudinal bearing beams are arranged on the first transverse bearing beam and the second transverse bearing beam and are fixed on the first transverse bearing beam and the second transverse bearing beam or are driven by a first driving mechanism to reciprocate left and right along the first transverse bearing beam and the second transverse bearing beam, a lifting device is arranged on the longitudinal bearing beams and can move back and forth on the longitudinal bearing beams, and the telescopic support columns extend to drive the upper box body to move upwards to raise the overall height or contract to drive the upper box body to descend to lower the overall.

In the self-loading and unloading device for the truck, a first rolling wheel mounting seat group and a second rolling wheel mounting seat group are arranged on the longitudinal bearing beam at intervals from front to back, each rolling wheel mounting seat group comprises a front rolling wheel mounting seat and a back rolling wheel mounting seat, the front rolling wheel mounting seat and the back rolling wheel mounting seats are located on the front side and the back side of the transverse bearing beam I or the transverse bearing beam II, rolling wheels are arranged on the front rolling wheel mounting seat and the back rolling wheel mounting seats, and the rolling wheels are respectively connected to the transverse bearing beam I and the transverse bearing beam II in a rolling mode.

In the self-loading and unloading device for the truck, two ends of the front rolling wheel mounting seat and the rear rolling wheel mounting seat are respectively located outside the longitudinal bearing beam, two ends of the front rolling wheel mounting seat and the rear rolling wheel mounting seat are respectively provided with the left rolling wheel mounting seat and the right rolling wheel mounting seat, rolling wheels are arranged on the left rolling wheel mounting seat and the right rolling wheel mounting seat, and the rolling wheels can roll on the longitudinal bearing beam.

In the self-loading and unloading device for the truck, at least one group of rolling wheel mounting seat groups are provided with locking bolts for fixing the longitudinal bearing beam.

In the above-mentioned truck self-handling device, the length that the rear end of longitudinal spandrel girder stretches out is adjustable according to actual need specifically: the longitudinal bearing beam moves back and forth on the transverse bearing beam I and the transverse bearing beam II manually; or the driving mechanism II drives the transverse bearing beam I and the transverse bearing beam II to automatically move back and forth.

In the self-loading and unloading device for the freight car, the first driving mechanism comprises a first motor gear, a second intermediate gear and a second gear, a first reel and a second reel are respectively arranged on gear shafts of the first gear and the second gear, the first reel and the second reel are driven by the first motor gear to rotate in the same direction, one end of a first steel wire rope is fixed on the first reel, the other end of the first steel wire rope is fixed on a rear rolling wheel mounting seat of the first rolling wheel mounting seat group, one end of the second steel wire rope is fixed on the second reel, the other end of the second steel wire rope is fixed on the rear rolling wheel mounting seat of the first rolling wheel mounting seat group, the first steel wire rope between the first reel and the rear rolling wheel mounting seat of the first rolling wheel mounting seat group is turned through the first steel wire rope turning wheel, the second steel wire rope between the second reel and the rear rolling wheel mounting seat of the first rolling wheel mounting seat group is turned through the first steel, The other end of the wire rope is fixed on a front rolling wheel mounting seat of the second rolling mounting seat group, one end of a wire rope IV is fixed on a winding drum II, the other end of the wire rope IV is fixed on a front rolling wheel mounting seat of the second rolling mounting seat group, a wire rope III between the winding drum I and the front rolling wheel mounting seat of the second rolling mounting seat group is steered through a wire rope steering wheel II, and a wire rope IV between the winding drum II and the front rolling wheel mounting seat of the second rolling mounting seat group is steered through the wire rope steering wheel II.

In the self-loading and unloading device for the freight car, the hoisting device is arranged on the left mounting seat and the right mounting seat, the left mounting seat and the right mounting seat are respectively arranged on the left side and the right side of the longitudinal bearing beam, the left mounting seat is connected to the longitudinal bearing beam through the left driving wheel and the right mounting seat in a rolling mode through the right driving wheel, and the left driving wheel or the right driving wheel is driven by the motor II to roll on the longitudinal bearing beam to drive the hoisting device to reciprocate back and forth along the longitudinal bearing beam.

In the self-loading and unloading device for the freight car, the left driving wheel comprises a first driving wheel and a second driving wheel, the first driving wheel and the second driving wheel comprise a gear part and a roller part which are integrally structured, the roller part is arranged on the longitudinal bearing beam in a rolling manner, the gear parts of the first driving wheel and the second driving wheel are in meshing transmission through an intermediate gear, and the first driving wheel and the second driving wheel are driven by the second motor to synchronously rotate.

In the truck self-loading and unloading device, the left mounting seat and the right mounting seat are fixed on the fixing seat, the hoisting device is connected with the mounting seat through the central bearing shaft, and the hoisting device can rotate around the central bearing shaft under the action of manual operation or rotate around the central shaft under the drive of the motor III.

In the self-loading and unloading device for the freight car, the lifting device comprises a main body, a driving shaft and a driven shaft are arranged on the main body, a third gear and a fourth gear are respectively arranged on the driving shaft and the driven shaft, the third gear and the fourth gear are directly or indirectly in meshing transmission, the third gear and the fourth gear rotate in reverse directions, the driving shaft is connected with a reduction gearbox, the reduction gearbox is driven by a fourth motor to rotate, hoisting sprockets are respectively arranged on the driving shaft and the driven shaft, two end parts of a chain are hung on the corresponding hoisting sprockets, the middle part of the chain automatically droops from two hoisting sprockets, a first hook and a second hook are respectively arranged at two ends of the chain, a third hook and a fourth hook are arranged at the middle part of the chain, the third hook and the fourth hook can move on the chain, the fourth motor is controlled to act by a controller, the controller is powered by a power supply, the box is fixed on the main body.

In the above self-loading and unloading device for the truck, the box body is a box body on a van; the upper box body comprises a top plate, three upper side plates and an upper door plate positioned on the rear side, the lower box body comprises a carriage bottom plate, three lower side plates and a lower door plate positioned on the rear side, a longitudinal bearing beam penetrating hole is formed in the upper side plate, which is positioned on the upper box body opposite to the upper door plate, the length of the longitudinal bearing beam is greater than the distance between the first transverse bearing beam and the second transverse bearing beam, when the upper door plate is opened, the rear end of the longitudinal bearing beam can extend out of the second transverse bearing beam, and the front end of the longitudinal bearing beam is positioned in the box body; when the upper door plate is closed, the front end of the longitudinal bearing beam extends out of the longitudinal bearing beam to penetrate through the hole, and the rear end of the longitudinal bearing beam is positioned in the box body.

In the above self-loading and unloading device for the truck, the box body is a container, the upper box body includes a top plate, three upper side plates and an upper door plate located at the rear side, the lower box body includes a bottom plate, three lower side plates and a lower door plate located at the rear side, and both ends of the longitudinal bearing beam are located inside the container.

In the above-mentioned truck self-loading and unloading device, the lower end of the upper side plate is located outside the upper end of the lower side plate, and the lower end of the upper door plate is located outside the upper end of the lower door plate.

In the self-loading and unloading device for the truck, the four telescopic support columns are positioned at four corners of the box body.

Compared with the prior art, the utility model outstanding advantage is:

1. when the utility model is arranged on the four upright posts of the wagon carriage, the volume of the carriage is not occupied, and the transportation efficiency of the wagon is improved;

2. the support column of the utility model is hinged with the boxcar, can be inclined towards the direction of the head of the van, or can realize the adjustment of the whole height through the telescopic support column, can easily pass through the occasions of height limitation, and has wide application range;

3. the chain of the utility model is provided with two groups of hooks, the first hook is matched with the second hook for use, the third hook is matched with the fourth hook for use, one chain realizes two different hoisting modes, the occupied space is small, the use is convenient, and the hoisting height of an object is improved;

4. the lifting device of the utility model can rotate, which is convenient for rotating the direction of the object, and the arrangement is not limited by space when loading and unloading;

5. the utility model discloses an actuating mechanism adopts the traction cable transmission, and a tractor driver, the synchronism is high, and the transmission is steady, reduces the fault rate.

6. The utility model discloses a hoisting accessory's control system, power all set up in the box, and the circuit is not along with hoisting accessory along vertical spandrel girder is flexible, compares and need set up tow chain etc. and protect the circuit among the prior art, has simple structure, and the fault rate is low.

Description of the drawings:

FIG. 1 is a schematic view of the support post of the present invention in an upright position;

fig. 2 is a schematic view of the support post of the present invention in a forward dumping position;

fig. 3 is a schematic view of a motor, a driving reel and a driven reel of the first driving mechanism of the present invention;

fig. 4 is a schematic view of the locking nut of the present invention disposed on the rolling wheel mounting seat;

fig. 5 is a schematic view of the other ends of the first and second wire ropes of the present invention fixed to the rolling wheel mounting base;

FIG. 6 is an enlarged schematic view of section A of FIG. 1;

fig. 7 is a schematic diagram of a first driving mechanism of the present invention;

fig. 8 is a schematic top view of the lifting device of the present invention;

fig. 9 is a schematic diagram of the connection of the central bearing shaft with the front mounting seat and the rear mounting seat of the present invention;

fig. 10 is a schematic sketch of a left drive wheel of the present invention;

fig. 11 is a schematic view of the hoist sprocket, the driving gear, the driven gear and the first motor of the present invention disposed on the main body;

FIG. 12 is a top view of FIG. 11;

FIG. 13 is a sectional view A-A of FIG. 12;

FIG. 14 is a schematic view of the present invention using a telescopic support column to achieve lifting;

fig. 15 is a schematic view of the telescopic supporting column of the present invention in an extended state and provided with a box body;

fig. 16 is a schematic view of the telescopic supporting column of the present invention in a contracted state and provided with a box body.

In the figure: 1. a boxcar; 2. a first supporting column; 3. a second supporting column; 4. a third support column; 5. a fourth support column; 6. a left side beam; 7. a right side beam; 8. a first transverse bearing beam; 9. a second transverse bearing beam; 10. a longitudinal load-bearing beam; 11. a hoisting device; 12. an oil cylinder; 13. a front rolling wheel mounting seat; 14. a rear rolling wheel mounting seat; 15. a rolling wheel; 16. a left rolling wheel mounting seat; 17. a right rolling wheel mounting seat; 18. locking the bolt; 19. a first motor; 20. a first gear; 21. a second gear; 22. a fifth gear; 23. a first winding drum; 24. a second winding drum; 25. a first steel wire rope; 26. a second steel wire rope; 27. a first steel wire rope steering wheel; 28. a third steel wire rope; 29. A fourth steel wire rope; 30. a steel wire rope wheel II; 31. a box body; 32. a gear case; 33. a fourth motor; 34. a third gear; 35. a fourth gear; 36. a chain; 37. a first hook is arranged; 38. a second hook; 39. a third hook; 40. a fourth hook; 41. a support member; 42. a gear portion; 43. a roller section; 44. a second motor; 45. a right mounting base; 46. a central load bearing shaft; 47. a main body; 48. a hoisting sprocket; 49. a front mounting base; 50. a rear mounting seat; 51. A connecting plate; 52. a drive shaft; 53. a driven shaft; 54. mounting a seat plate; 55. a telescopic support column; 56. a top plate; 57. an upper side plate; 58. an upper door panel; 59. a lower side plate; 60. a lower door panel.

The specific implementation mode is as follows:

the invention will be further described with reference to specific embodiments,

the first embodiment is as follows: referring to fig. 1-13:

the utility model provides a freight train is from handling device, includes that the lower extreme articulates four support columns on boxcar 1, is support column one 2, support column two 3, support column three 4 and support column four 5 respectively, and four support columns are the rectangle and distribute, and the upper end of two corresponding support columns (support column one 2, support column three 3) articulates on left boundary beam 6, and the upper end of two other support columns (support column two 3, support column four 5) articulates on right boundary beam 7. This embodiment is provided with articulated seat respectively on freight train carriage 1's stand, and the lower extreme of four spinal branch daggers articulates on articulated seat. Also can be with wherein two stands setting inside boxcar 1, but, when four spinal branch daggers articulate on boxcar 1's stand, do not occupy the volume in carriage, improved the conveying efficiency of freight train. The upper ends of the four support columns are hinged with the left side beam 6 and the right side beam 7 through hinge seats, and the hinge seats are fixed on the left side beam 6 and the right side beam 7. The two ends of the left side beam 6 and the right side beam 7 are respectively connected with a transverse bearing beam II 9 through a transverse bearing beam I8, a longitudinal bearing beam 10 is arranged on the transverse bearing beam I8 and the transverse bearing beam II 9, the longitudinal bearing beam 10 is arranged in parallel with the left side beam 6 and the right side beam 7, the length of the longitudinal bearing beam 10 is larger than the distance between the transverse bearing beam I8 and the transverse bearing beam II 9, and the longitudinal bearing beam 10 is fixed on the transverse bearing beam I8 and the transverse bearing beam II 9 or the longitudinal bearing beam 10 is driven by a driving mechanism I to reciprocate left and right along the transverse bearing beam I8 and the transverse bearing beam II 9. The rear end of the longitudinal bearing beam 10 extends out of the rear part of the boxcar 1, so that the lifting work is convenient. The front and back positions of the longitudinal bearing beam 10 on the first transverse bearing beam 8 and the second transverse bearing beam 9 are fixed or adjustable according to actual requirements, a lifting device 11 is arranged on the longitudinal bearing beam 10, the lifting device 11 can move on the longitudinal bearing beam 10 back and forth, the position of the longitudinal bearing beam 10 can be adjusted back and forth, the moving range of the lifting device 11 outside the boxcar 1 can be enlarged, and the lifting range can be enlarged. Left side roof beam 6, right roof beam 7 are connected with the support column that corresponds through the driver respectively, and the left side roof beam 6 of this embodiment is connected with support column one 2 through the driver, and right roof beam 7 is connected through driver and support column three 4 and is the triangle-shaped support. The driver shrinks to drive the support column to tilt forwards to reduce the overall height or the driver extends to drive the support column to vertically reset. The driver is an oil cylinder 12 or an electric push rod and the like. The cylinder 12 is preferred in this embodiment. Two ends of the oil cylinder 12 are respectively hinged on the left side beam 6 and the first support column 2 or the right side beam 7 and the third support column 4. As shown in fig. 2, draw in when needs the utility model discloses the time (if need with the freight train open in the workshop or cross the circumstances such as bridge opening, the high too high vehicle that leads to of support column when can't pass through), the piston rod shrink of hydro-cylinder 12 drives support column one 2, support column two 3, three 4 of support column and the one end that the four 5 super freight train locomotive of support column and emptys, emptys the reduction of back overall height, is convenient for pass through. As shown in fig. 1, when the utility model discloses when the operation is loaded and unloaded to needs, the piston rod of hydro-cylinder 12 stretches out outwards, drives support column one 2, support column two 3, support column three 4 and support column four 5 and erects, makes left side roof beam 6, right roof beam 7, vertical spandrel girder 10 all set up with the support column is perpendicular.

Furthermore, a first rolling wheel mounting seat group and a second rolling wheel mounting seat group are arranged on the longitudinal bearing beam 10 at intervals in the front-back direction, each rolling wheel mounting seat group comprises a front rolling wheel mounting seat 13 and a rear rolling wheel mounting seat 14, the front rolling wheel mounting seat 13 and the rear rolling wheel mounting seat 14 are located on the front side and the rear side of the transverse bearing beam I8 or the transverse bearing beam II 9, rolling wheels 15 are arranged on the front rolling wheel mounting seat 13 and the rear rolling wheel mounting seat 14, and the rolling wheels 15 are respectively connected with the transverse bearing beam I8 and the transverse bearing beam II 9 in a rolling mode.

Furthermore, two ends of the front rolling wheel mounting seat 13 and the rear rolling wheel mounting seat 14 are respectively located outside the longitudinal bearing beam 10, two ends of the front rolling wheel mounting seat 13 and the rear rolling wheel mounting seat 14 are respectively provided with a left rolling wheel mounting seat 16 and a right rolling wheel mounting seat 17, rolling wheels 15 are arranged on the left rolling wheel mounting seat 16 and the right rolling wheel mounting seat 17, the rolling wheels 15 can roll on the longitudinal bearing beam 10, the rolling wheels 15 can reduce friction force when the longitudinal bearing beam 10 moves left and right on the transverse bearing beam I8 and the transverse bearing beam II 9, and friction force when the longitudinal bearing beam 10 is adjusted in front and rear positions of the transverse bearing beam I8 and the transverse bearing beam II 9 is reduced.

The utility model discloses a vertical spandrel girder 10 is as follows at the concrete regulation mode of horizontal spandrel girder one 8, horizontal spandrel girder two 9 front and back position adjustable: firstly, the longitudinal bearing beam 10 moves back and forth on the transverse bearing beam I8 and the transverse bearing beam II 9 manually. At this time, a fastening mechanism is needed to position the longitudinal bearing beam 10 in the front-back position on the first transverse bearing beam 8 and the second transverse bearing beam 9. The fastening mechanism is: at least one group of the rolling wheel mounting seat groups is provided with a locking bolt 18 for fixing the longitudinal bearing beam 10. The present embodiment provides the locking bolt 18 on the front roller mount 13 of the first roller mount set as shown in fig. 4. When the front and back positions of the longitudinal bearing beam 10 on the first transverse bearing beam 8 and the second transverse bearing beam 9 need to be adjusted, the locking bolts 18 are loosened, the longitudinal bearing beam 10 is manually driven to move back and forth, the locking bolts 18 are screwed down again after the adjustment is completed, and at the moment, the longitudinal bearing beam 10 is fixed.

Secondly, the hoisting device 11 is driven by the driving mechanism II to move back and forth on the transverse bearing beam I8 and the transverse bearing beam II 9. The second driving mechanism can be in a gear-rack structure, a driving motor and a gear are arranged on the first transverse bearing beam 8 or the second transverse bearing beam 9, a rack is arranged on the longitudinal bearing beam 10, and the gear motor rotates to drive the gear and the rack to be meshed for transmission, so that the longitudinal bearing beam 10 is driven to move back and forth. The driving mechanism II can also be a steel wire rope transmission structure, a driving motor and a group of gears which are meshed with each other are arranged on the transverse bearing beam I8 or the transverse bearing beam II 9, the driving motor drives the gears to rotate, steel wire drums are respectively arranged on the input gear and the output gear, two steel wire ropes are respectively fixed on the steel wire drums, the other ends of the two steel wire ropes are connected with a left rolling wheel mounting seat or a right rolling wheel mounting seat on the rear rolling wheel mounting seat, and the driving motor drives the two steel wire drums to rotate reversely to realize that one steel wire rope is wound, and the other steel wire rope is discharged to drive the hanging beam 10 to move back and forth.

As shown in fig. 7, the first driving mechanism of the present invention includes a first motor 19 and a first gear 20 driven by the first motor 19 to rotate, the first gear 20 is meshed with a second gear 21 through an intermediate gear, the intermediate gear is a fifth gear 22, and the first gear 20 and the second gear 21 rotate in the same direction through the fifth gear 22. A first winding drum 23 and a second winding drum 24 are respectively arranged on gear shafts of the first gear 20 and the second gear 21, one end of a first steel wire rope 25 is fixed on the first winding drum 23, the other end of the first steel wire rope is fixed on a rear rolling wheel mounting seat 14 of the first rolling wheel mounting seat group, one end of a second steel wire rope 26 is fixed on the second winding drum 24, the other end of the second steel wire rope 26 is fixed on the rear rolling wheel mounting seat 14 of the first rolling wheel mounting seat group, the first steel wire rope 25 between the first winding drum 23 and the rear rolling wheel mounting seat 14 of the first rolling wheel mounting seat group is turned through a first steel wire rope turning wheel 27, the second steel wire rope 26 between the second winding drum 24 and the rear rolling wheel mounting seat 14 of the first rolling wheel mounting seat group is turned through a first steel wire rope turning wheel 27, one end of a third steel wire rope 28 is fixed on the first winding drum 23, the other end of the second steel wire rope is fixed on, The other end of the first steel wire rope is fixed on the front rolling wheel mounting seat 13 of the second rolling mounting seat group, the third steel wire rope 28 between the first winding drum 23 and the front rolling wheel mounting seat 13 of the second rolling mounting seat group is turned by the second steel wire rope turning wheel 30, and the fourth steel wire rope 29 between the second winding drum 24 and the front rolling wheel mounting seat 13 of the second rolling mounting seat group is turned by the second steel wire rope turning wheel 30.

When the longitudinal bearing beam 10 needs to be driven to move leftwards, the first winding drum 23 winds the first steel wire rope 25 and the third steel wire rope 28, and the second winding drum 24 releases the second steel wire rope 26 and the fourth steel wire rope 29; when the longitudinal bearing beam 10 needs to be driven to move rightwards, the first motor 19 rotates reversely.

In order to prevent that vertical spandrel girder 10 from moving excessively on horizontal spandrel girder 8, horizontal spandrel girder two 9, the utility model discloses can set up travel switch and control motor 19. When the travel switch senses the longitudinal bearing beam 10, the first motor 19 stops rotating.

Of course, the driving mechanism can be realized by adopting a rack-and-pinion structure besides the above mechanism. The construction of the steel cord is preferred in this embodiment. The structure of the steel wire rope has the advantages of low cost, low noise, stable transmission and the like.

Further, the hoisting device 11 is arranged on a left mounting seat and a right mounting seat 45, the left mounting seat and the right mounting seat 45 are respectively arranged on the left side and the right side of the longitudinal bearing beam 10, the left mounting seat is connected to the longitudinal bearing beam 10 through a left driving wheel and a right mounting seat 45 in a rolling mode through a right driving wheel, and the left driving wheel or the right driving wheel is driven by a second motor to roll on the longitudinal bearing beam 10 to drive the hoisting device 11 to move back and forth along the longitudinal bearing beam 10. Wherein the driving wheels run on the longitudinal girder 10 by friction with the longitudinal girder 10.

Further, the left driving wheel comprises a first driving wheel and a second driving wheel, the first driving wheel and the second driving wheel comprise a gear part 42 and a roller part 43 which are of an integrated structure or a split structure, the roller part 43 is arranged on the longitudinal bearing beam 10 in a rolling mode, the gear parts 42 of the first driving wheel and the second driving wheel are in meshing transmission through an intermediate gear, the first driving wheel and the second driving wheel are driven by a second motor 44 to synchronously rotate, the first driving wheel, the second driving wheel and the intermediate gear are arranged on one side of the installation seat plate 54, and the second motor 44 is located on the other side of the installation seat plate 54.

For convenient loading and unloading, left side mount pad, right side mount pad are fixed on the mount pad, and hoisting accessory 11 passes through central bearing axle 46 and is connected with the mount pad, and hoisting accessory 11 can rotate or rotate around central bearing axle 46 by the three drive of motor under artifical manual effect around central bearing axle 46. . In the using process, the operator can pull the goods hung by the hoisting device 11 below the hoisting device to drive the goods to rotate around the central bearing shaft 46, so as to ensure the optimal loading and unloading angle of the goods. The hoist 11 may also be rotated about the central bearing shaft 46 by a motor. The motor controls the angle of rotation of the lifting device 11.

Specifically, the lifting device 11 comprises a main body 47, a driving shaft 52 and a driven shaft 53 are arranged on the main body 47, a gear three 34 and a gear four 35 are respectively arranged on the driving shaft 52 and the driven shaft 53, the gear three 34 is directly or indirectly engaged with the gear four 35 for transmission, the gear three 34 and the gear four 35 rotate in opposite directions, lifting chain wheels 48 are respectively arranged on the driving shaft 52 and the driven shaft 53, the driving shaft is connected with a reduction gearbox 32, the reduction gearbox 32 is driven by a motor four 33 to rotate, a chain 36 is hung on the corresponding lifting chain wheel 48, the middle part of the chain 36 automatically droops from between the two lifting chain wheels 48, a hook one 37 and a hook two 38 are respectively arranged at two ends of the chain 36, a hook three 39 and a hook four 40 are arranged at the middle part of the chain 36, the hook three 39 and the hook four 40 can move on the chain 36, the motor four 33 is controlled by a controller, and the, the power supply and the controller are arranged in the box body 32, and the box body 32 is fixed on the main body 47. Since the lifting device is suspended from the mounting base by the central bearing shaft 46, the center of gravity needs to be considered. Therefore, the utility model discloses set box 31 to L shape, make central bearing shaft 46 be located hoisting accessory 11's central point and put, guarantee to lift by crane steadily.

Specifically, the mounting seat comprises a front mounting seat 49 and a rear mounting seat 50 which are arranged in a front-back manner, the front mounting seat 49 and the rear mounting seat 50 are arranged symmetrically and at intervals, vertical plates extend downwards from adjacent ends of the front mounting seat 49 and the rear mounting seat 50, a connecting plate 51 is fixedly arranged at the upper end of the central bearing shaft 46, and the connecting plate 51 is inserted between the vertical plates of the front mounting seat 49 and the rear mounting seat 50 and is fixedly connected through a connecting piece. The connecting piece can be a pin shaft, and two ends of the pin shaft are respectively provided with a cotter pin for limiting, or a bolt, a nut and the like.

Of course, the lifting device 11 of the present invention can also be used in a conventional crane.

The motor four 33 drives the gear three 34 and the gear four 35 to rotate reversely. When the first hook 37 and the second hook 38 are needed to hang goods, the fourth motor 33 drives the two ends of the chain 36, the first hook 37, the second hook 38 to move downwards, the middle of the chain, the third hook 39 and the fourth hook 40 to move upwards. When the third hook 39 and the fourth hook 40 are needed to hang goods, the fourth motor 33 rotates reversely to drive the first hook 37 and the second hook 38 to move upwards, and the third hook 39 and the fourth hook 40 move downwards. The third hook 39 and the fourth hook 40 are respectively hung on two hanging rings of the container bag, goods such as cement are neatly stacked on the container bag, and when the third hook 39 and the fourth hook 40 rise upwards, the third hook 39 and the fourth hook 40 automatically draw together to tighten the container bag for packing due to the gravity of the goods.

In order to ensure the stable center of gravity of the truck, the utility model discloses be provided with two support piece 41 at the rear end of boxcar 1. The support 41 may be a cylinder or a support rod. When the support 41 is an oil cylinder, the oil cylinder and the oil cylinder as the actuator use the same oil path. When the piston rod of the cylinder serving as the support 41 extends downward to a proper position, the piston rod of the cylinder serving as the driver extends outward to drive the support column to vertically reset.

The utility model discloses a theory of operation:

when loading, the front and back positions of the longitudinal bearing beam 10 on the transverse bearing beam I8 and the transverse bearing beam II 9 are adjusted according to the position of the cargo to be loaded, the cargo at different positions is lifted by the longitudinal bearing beam 10 moving left and right along the transverse bearing beam I8 and the transverse bearing beam II 9 and the front and back positions of the lifting device 11 on the longitudinal bearing beam 10, and the cargo is loaded into the boxcar 1 by the lifting device 11.

During unloading, the front and back positions of the longitudinal bearing beam 10 on the first transverse bearing beam 8 and the second transverse bearing beam 9 are adjusted according to the unloading position, cargos at different positions in the boxcar 1 are lifted through the left and right movement of the longitudinal bearing beam 10 along the first transverse bearing beam 8 and the second transverse bearing beam 9 and the front and back positions of the lifting device 11 on the longitudinal bearing beam 10, and the cargos are unloaded to corresponding positions through the lifting device 11 to be stacked.

The utility model discloses can be directly link up with the utility model patent of the "a full-automatic pile package collection machine" (grant notice No. CN 202337376U) that the applicant applied for and use, this equipment is a collection bale package, transportation, loading and unloading multi-functional equipment as an organic whole, and it can exert self function, directly forms a complete set "full-automatic pile package collection machine" and implements the automatic shipment of beating, and transports to efficiency such as the automatic discharge of end user stacks, and it is neat to have the pile package moreover, advantages such as quantity is accurate.

Example two: referring to fig. 14:

the structure of the present embodiment is substantially the same as that of the first embodiment, and the difference is that:

the present embodiment achieves overall height adjustment by four telescoping support columns 55. The upper ends of the four telescopic supporting columns 55 are connected with an upper frame, and the upper frame comprises a left side beam 6, a right side beam 7, a first transverse bearing beam 8 and a second transverse bearing beam 9. The four telescopic supporting columns 55 can be oil cylinders or electric push rods and the like.

Example three: see fig. 15, 16:

the structure of this embodiment is basically the same as that of the second embodiment, and the difference is that:

the embodiment also comprises a box body. The box body is a box body on a van truck; the box body comprises an upper box body and a lower box body, the upper box body comprises a top plate 56, three upper side plates 57 (such as a left upper side plate, a right upper side plate and a front upper side plate) and an upper door plate 58 positioned at the rear side, the lower box body comprises a carriage bottom plate, three lower side plates 59 (such as a left lower side plate, a right lower side plate and a front lower side plate) and a lower door plate 60 positioned at the rear side, a longitudinal bearing beam through hole is formed in the upper side plate 57 at the position, opposite to the upper door plate, of the upper box body, the length of the longitudinal bearing beam 10 is larger than the distance between the transverse bearing beam I8 and the transverse bearing beam II 9, when the upper door plate 58 is opened, the rear end of the longitudinal bearing beam 10 can extend out of the transverse bearing beam II 9, and the front; when the upper door plate 58 is closed, the front end of the longitudinal bearing beam 10 extends out of the longitudinal bearing beam through the hole, and the rear end is positioned in the box body.

That is, when the rear end of the longitudinal bearing beam 10 needs to extend out of the second transverse bearing beam 9, such as when the operation needs to be performed, the upper door panel 58 and the lower door panel 60 are opened, and the rear end of the longitudinal bearing beam 10 is adjusted to extend out of the second transverse bearing beam 9; when the vehicle runs or does not need to work, the upper door plate 58 and the lower door plate 60 are closed, the rear end of the longitudinal bearing beam 10 is adjusted in the box body, and the front end of the longitudinal bearing beam extends out of the longitudinal bearing beam through hole.

The container body of this embodiment may also be a container, and at this time, both ends of the longitudinal bearing beam 10 are located inside the container.

The box reciprocates in the flexible drive of four flexible support columns 55 of this embodiment, can adjust the volume of box inner chamber.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims (14)

1. The utility model provides a freight train is from loading and unloading device which characterized in that: the four support columns are distributed in a rectangular shape, the upper ends of two corresponding support columns are hinged to a left side beam (6), the upper ends of the other two support columns are hinged to a right side beam (7), the two ends of the left side beam (6) and the right side beam (7) are respectively connected with a transverse bearing beam I (8) and a transverse bearing beam II (9) through the transverse bearing beam I (8), a longitudinal bearing beam (10) is arranged on the transverse bearing beam I (8) and the transverse bearing beam II (9), the longitudinal bearing beam (10) is arranged in parallel with the left side beam (6) and the right side beam (7), the length of the longitudinal bearing beam (10) is larger than the distance between the transverse bearing beam I (8) and the transverse bearing beam II (9), and the longitudinal bearing beam (10) is fixed on the transverse bearing beam I (8) and the transverse bearing beam II (9) or driven by a driving mechanism I to arrange along the transverse bearing beam I (8), The transverse bearing beam II (9) moves in a left-right reciprocating mode, the rear end of the longitudinal bearing beam (10) extends out of the transverse bearing beam II (9), the extending length is fixed or adjustable according to actual requirements, a lifting device (11) is arranged on the longitudinal bearing beam (10), the lifting device (11) can move back and forth on the longitudinal bearing beam (10), the left side beam (6) and the right side beam (7) are respectively connected with corresponding support columns through drivers to form triangular supports, and the support columns are driven by the contraction of the drivers to topple forwards to reduce the overall height or the drivers extend to drive the support columns to vertically reset;

or: the device comprises four telescopic supporting columns, the lower ends of the four telescopic supporting columns are fixedly arranged on a boxcar (1), the four telescopic supporting columns are distributed in a rectangular shape, the upper ends of the four telescopic supporting columns are connected with an upper frame, the upper frame comprises a left side beam (6), a right side beam (7), a first transverse bearing beam (8) and a second transverse bearing beam (9), a longitudinal bearing beam (10) is arranged on the first transverse bearing beam (8) and the second transverse bearing beam (9), the longitudinal bearing beam (10) is arranged in parallel with the left side beam (6) and the right side beam (7), the length of the longitudinal bearing beam (10) is larger than the distance between the first transverse bearing beam (8) and the second transverse bearing beam (9), the longitudinal bearing beam (10) is fixed on the first transverse bearing beam (8) and the second transverse bearing beam (9) or is driven by a first driving mechanism to reciprocate left and right along the first transverse bearing beam (8) and the second transverse bearing beam (, the rear end of the longitudinal bearing beam (10) extends out of the transverse bearing beam II (9), the extending length is fixed or adjustable according to actual requirements, a lifting device (11) is arranged on the longitudinal bearing beam (10), the lifting device (11) can move back and forth on the longitudinal bearing beam (10), and the telescopic supporting columns extend to drive the whole height to rise or contract to drive the whole height to fall;

or comprises a box body, the box body comprises an upper box body with an opening at the lower end and a lower box body with an opening at the upper end, four telescopic support columns are fixedly arranged in the lower box body, the upper ends of the telescopic support columns are respectively fixedly arranged at corresponding positions in the upper box body, a first transverse bearing beam (8) and a second transverse bearing beam (9) are arranged in the upper box body in the front and at the back, a longitudinal bearing beam (10) is arranged on the first transverse bearing beam (8) and the second transverse bearing beam (9), the longitudinal bearing beam (10) is fixed on the first transverse bearing beam (8) and the second transverse bearing beam (9) or is driven by a first driving mechanism to reciprocate left and right along the first transverse bearing beam (8) and the second transverse bearing beam (9), a hoisting device (11) is arranged on the longitudinal bearing beam (10), the hoisting device (11) can move back and forth on the longitudinal bearing beam (10), the telescopic supporting columns extend to drive the upper box body to move upwards to raise the overall height or the telescopic supporting columns contract to drive the upper box body to descend to lower the overall height.

2. The truck self-loading and unloading device according to claim 1, wherein: the rolling wheel device is characterized in that a first rolling wheel mounting seat group and a second rolling wheel mounting seat group are arranged on the longitudinal bearing beam (10) at a front-back interval, each rolling wheel mounting seat group comprises a front rolling wheel mounting seat (13) and a rear rolling wheel mounting seat (14), the front rolling wheel mounting seats (13) and the rear rolling wheel mounting seats (14) are located on the front side and the rear side of the transverse bearing beam I (8) or the transverse bearing beam II (9), rolling wheels (15) are arranged on the front rolling wheel mounting seats (13) and the rear rolling wheel mounting seats (14), and the rolling wheels (15) are respectively connected with the transverse bearing beam I (8) and the transverse bearing beam II (9) in a rolling mode.

3. A truck self-loading and unloading device according to claim 2, wherein: the two ends of the front rolling wheel mounting seat (13) and the rear rolling wheel mounting seat (14) are respectively positioned outside the longitudinal bearing beam (10), the two ends of the front rolling wheel mounting seat (13) and the rear rolling wheel mounting seat (14) are respectively provided with a left rolling wheel mounting seat (16) and a right rolling wheel mounting seat (17), rolling wheels (15) are arranged on the left rolling wheel mounting seat (16) and the right rolling wheel mounting seat (17), and the rolling wheels (15) can roll on the longitudinal bearing beam (10).

4. A truck self-loading and unloading device according to claim 3, wherein: and locking bolts (18) for fixing the longitudinal bearing beam (10) are arranged on at least one group of rolling wheel mounting seat groups.

5. A truck self-loading and unloading device according to claim 1 or 3, wherein: the length of the rear end of the longitudinal bearing beam (10) extending out can be adjusted according to actual needs as follows: the longitudinal bearing beam (10) moves back and forth on the transverse bearing beam I (8) and the transverse bearing beam II (9) manually; or the driving mechanism II drives the transverse bearing beam I (8) and the transverse bearing beam II (9) to automatically move back and forth.

6. A truck self-loading and unloading device according to claim 2, wherein: the first driving mechanism comprises a first motor (19), a first gear (20), a middle gear and a second gear (21), a first reel (23) and a second reel (24) are respectively arranged on gear shafts of the first gear (20) and the second gear (21), the first reel (23) and the second reel (24) are driven to rotate in the same direction by the first motor (19), one end of a first steel wire rope (25) is fixed on the first reel (23), the other end of the first steel wire rope is fixed on a rear rolling wheel mounting seat (14) of the first rolling wheel mounting seat group, one end of a second steel wire rope (26) is fixed on the second reel (24), the other end of the second steel wire rope is fixed on the rear rolling wheel mounting seat (14) of the first rolling wheel mounting seat group, the first steel wire rope (25) between the first reel (23) and the rear rolling wheel mounting seat (14) of the first rolling wheel mounting seat group is turned by a first steel wire rope turning wheel (27), and the second steel wire rope (26) between the second reel (24) and the rear rolling wheel mounting seat (14) of the first One end of a steel wire rope three (28) is fixed on a winding drum one (23), the other end of the steel wire rope three (28) is fixed on a front rolling wheel mounting seat (13) of a second rolling mounting seat group, one end of a steel wire rope four (29) is fixed on a winding drum two (24), the other end of the steel wire rope four (29) is fixed on the front rolling wheel mounting seat (13) of the second rolling mounting seat group, the steel wire rope three (28) between the winding drum one (23) and the front rolling wheel mounting seat (13) of the second rolling mounting seat group is steered through the steel wire rope steering wheel one (27), and the steel wire rope four (29) between the winding drum two (24) and the front rolling wheel mounting seat (13) of the second rolling mounting seat group is steered through the steel wire rope steering wheel one (27).

7. The truck self-loading and unloading device according to claim 1, wherein: the hoisting device (11) is arranged on the left mounting seat and the right mounting seat (42), the left mounting seat and the right mounting seat are respectively arranged on the left side and the right side of the longitudinal bearing beam (10), the left mounting seat is connected to the longitudinal bearing beam (10) through the left driving wheel and the right mounting seat (42) in a rolling mode through the right driving wheel, and the left driving wheel or the right driving wheel is driven by the motor II to roll on the longitudinal bearing beam (10) to drive the hoisting device (11) to move back and forth along the longitudinal bearing beam (10).

8. A truck self-loading and unloading device according to claim 7, wherein: the left driving wheel comprises a first driving wheel and a second driving wheel, the first driving wheel and the second driving wheel comprise a gear part and a roller part which are of an integrated structure, the roller part is arranged on the longitudinal bearing beam (10) in a rolling mode, the gear parts of the first driving wheel and the second driving wheel are in meshing transmission through an intermediate gear, and the first driving wheel and the second driving wheel are driven by a second motor to rotate synchronously.

9. A truck self-loading and unloading device according to claim 7, wherein: the left mounting seat and the right mounting seat (42) are fixed on the fixing seat, the lifting device (11) is connected with the mounting seat (42) through a central bearing shaft, and the lifting device (11) can rotate around the central bearing shaft under the action of manual operation or rotate around a central shaft under the drive of a motor III.

10. A truck self-loading and unloading device according to claim 1, 7, 8 or 9, wherein: the lifting device (11) comprises a main body, a driving shaft and a driven shaft are arranged on the main body, a gear III (34) and a gear IV (35) are respectively arranged on the driving shaft and the driven shaft, the gear III (34) and the gear IV (35) are directly or indirectly in meshing transmission, the gear III (34) and the gear IV (35) reversely rotate, the driving shaft is connected with a reduction gearbox (32), the reduction gearbox (32) is driven by a motor IV (33) to rotate, hoisting chain wheels are respectively arranged on the driving shaft and the driven shaft, a chain (36) is hung on the corresponding hoisting chain wheels, the middle part of the chain (36) automatically droops down from between the two hoisting chain wheels, a hook I (37) and a hook II (38) are respectively arranged at two ends of the chain (36), a hook III (39) and a hook IV (40) are arranged in the middle part of the chain (36), and the hook III (39) and the hook IV (40), the motor IV is controlled by the controller to act, the controller is powered by the power supply, the power supply and the controller are arranged in the box body, and the box body is fixed on the main body.

11. The truck self-loading and unloading device according to claim 1, wherein: the box body is a box body on a van truck; the upper box body comprises a top plate, three upper side plates and an upper door plate positioned on the rear side, the lower box body comprises a carriage bottom plate, three lower side plates and a lower door plate positioned on the rear side, a longitudinal bearing beam penetrating hole is formed in the upper side plate, which is positioned at the position, opposite to the upper door plate, of the upper box body, the length of a longitudinal bearing beam (10) is larger than the distance between a transverse bearing beam I (8) and a transverse bearing beam II (9), when the upper door plate is opened, the rear end of the longitudinal bearing beam (10) can extend out of the transverse bearing beam II (9), and the front end of the longitudinal bearing beam is positioned in the box body; when the upper door plate is closed, the front end of the longitudinal bearing beam (10) extends out of the longitudinal bearing beam to penetrate through the hole, and the rear end of the longitudinal bearing beam is positioned in the box body.

12. The truck self-loading and unloading device according to claim 1, wherein: the box body is a container, the upper box body comprises a top plate, three upper side plates and an upper door plate located on the rear side, the lower box body comprises a bottom plate, three lower side plates and a lower door plate located on the rear side, and two ends of the longitudinal bearing beam (10) are located in the container.

13. A truck self-loading and unloading device according to claim 11 or 12, wherein: the lower end of the upper side plate is positioned outside the upper end of the lower side plate, and the lower end of the upper door plate is positioned outside the upper end of the lower door plate.

14. The truck self-loading and unloading device according to claim 1, wherein: the four telescopic supporting columns are positioned at four corners of the box body.