CN112193861A

CN112193861A - Movable multifunctional loading and unloading machine

Info

Publication number: CN112193861A
Application number: CN202011187843.9A
Authority: CN
Inventors: 王永京; 贺磊; 朱子青
Original assignee: Beijing Shanghe Jingwei Technology Co ltd
Current assignee: Beijing Shanghe Jingwei Technology Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-01-08

Abstract

The invention discloses a movable multifunctional loading and unloading machine, and relates to the field of loading and unloading of bagged goods in a train carriage. The invention comprises a feeding telescopic arm, a middle conveying arm, a discharging telescopic arm, a sliding rotary support frame and a moving frame. The sliding rotary support frame slides back and forth along the slide rail on the movable frame. The long downside of the rotatory support frame upside that slides is short, and the rotatory support frame upside both ends that slide are connected with the material loading and the flexible arm of unloading, and the material loading can carry out the swing of level +/-90 and upper and lower +/-20 with the flexible arm of unloading, and the longest can stretch out 3 meters. The middle part of the upper side of the sliding and rotating support frame is connected with a middle conveying arm, and the transportation structure can move back and forth along with the sliding and rotating support frame. This portable multi-functional loader stable in structure, easy operation, the operation is steady, and work efficiency is high, can very big reduction move unload workman's intensity of labour, improves handling efficiency, according to the actual operation gained data in goods yard, can improve more than the one time than current loader's work efficiency.

Description

Movable multifunctional loading and unloading machine

Technical Field

The invention relates to the technical field of loading and unloading of bagged goods, in particular to a movable multifunctional loading and unloading machine which is particularly suitable for loading and unloading operation of a train carriage.

Background

With the rapid development of social economy, the logistics industry is also continuously improved, and in the processes of production, transportation and sale of goods, the transportation time cost is high due to the fact that the loading and unloading efficiency is low. At present, most goods such as grains, building materials, medicinal materials and chemical products which need to be transported by railways can be transported in a bag form, but most goods transport stations in China adopt a manual loading and unloading mode or loading and unloading machinery with low efficiency, so that the efficiency of goods transportation is greatly reduced, and the transportation cost is increased. Meanwhile, in recent years, the cost of human resources is increased year by year, the labor resources are in short supply in young and strong years, the human resources are increasingly tense, and the human cost is increased day by day, so that the problem of insufficient labor is often generated, the transportation efficiency of goods is greatly influenced, and the problem of effectively reducing the human cost while improving the loading and unloading efficiency in the transportation process is urgently needed to be solved.

In view of the current situation, the efficiency of cargo transportation, particularly the efficiency of cargo loading and unloading, needs to be improved, the replacement of manual operation with low efficiency by efficient mechanical operation is an effective way for realizing the quick improvement of the loading and unloading efficiency, and the whole industry urgently needs a loading and unloading device which can load and unload between trains and trucks and has wide application range. In order to fundamentally solve the problems of low working efficiency, high cost, high cargo loss rate and safe work of workers, the applicant designs a movable multifunctional loading and unloading machine, fundamentally solves the existing problems, and promotes the further development of the logistics industry in China, particularly the railway transportation industry.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the movable multifunctional loader which can realize point-to-point loading and unloading operation between a train carriage and an automobile, has stable structure, convenient operation and strong applicability, can greatly improve the loading and unloading efficiency of bagged goods in the train carriage and reduce the loading and unloading cost.

In order to solve the problems, the invention is realized by the following technical scheme:

the utility model provides a portable multi-functional loader, includes the flexible arm of material loading, middle transport arm, the flexible arm of unloading, the runing rest frame and the moving carriage that slides, the flexible arm of material loading and the flexible arm of unloading and the both ends hookup of the runing rest frame upside that slides, middle transport arm is fixed in the runing rest frame upside mid portion that slides, and the runing rest frame that slides around on the slide rail on the moving carriage to ensure that flexible arm can stretch into in the train carriage, accomplish the point-to-point loading and unloading operation of train carriage.

Furthermore, the feeding telescopic arm and the discharging telescopic arm are formed by connecting three sections of arms, the feeding telescopic arm is connected with the sliding rotary support frame through a feeding rotary support and a turbine worm, the discharging telescopic arm is connected with the sliding rotary support frame through a discharging rotary support seat and the turbine worm, and the feeding telescopic arm and the discharging telescopic arm can horizontally rotate for plus or minus 90 degrees relative to the sliding rotary support frame.

Furthermore, the feeding rotary support structure is of a grid structure, so that the material can be saved, and the bearing capacity can be ensured; the blanking rotary support structure is a hollow shell, process holes are reserved on the surface of the blanking rotary support structure, materials are saved, economical efficiency and structural strength are guaranteed, and meanwhile bolts are conveniently installed and detached.

Furthermore, the feeding rotary supporting seat and the discharging rotary supporting seat are connected with the sliding rotary supporting frame through a worm gear and a worm, a worm gear shell is connected with the sliding rotary supporting frame through bolts, the worm gear is connected with the two rotary supporting seats through bolts, and the worm is directly connected with a worm gear and worm hydraulic motor, so that the worm is driven to rotate by the worm gear and worm hydraulic motor, and the worm gear is driven to rotate so as to drive the feeding telescopic arm and the discharging telescopic arm to rotate relative to the sliding rotary supporting frame.

Furthermore, the sliding and rotating support frame is long at the top and short at the bottom, the length ratio is about 5:1, the upper side is long so as to ensure that the rotating support can enter the carriage, and the lower side is narrow so as to ensure that the support frame does not interfere with the carriage when the rotating support and the telescopic arm enter the carriage, so that the telescopic arm can completely enter the carriage and complete the operation of horizontally rotating by plus or minus 90 degrees.

Furthermore, a chain structure is installed between the sliding rotary support frame and the movable frame, two ends of the chain are fixedly connected with cross beams at two ends of a frame slide rail, the chain is connected with the chain wheel in a meshed mode, the chain is connected with a bearing carrier roller to increase a chain wheel wrap angle, the chain wheel is fixed at the center position of a head-tail side rotating shaft, the bearing carrier roller is fixed on a bearing carrier roller support, the bearing carrier roller support is fixed on a head-side lower beam of the sliding rotary support frame, the sliding rotary support frame can be guaranteed to play a role in braking when the sliding rotary support frame does not deviate in the process of moving the slide rail back and forth through the chain wheel and chain structure, and the sliding rotary support frame is guaranteed not to.

Compared with the prior art, the invention provides a movable multifunctional loading and unloading machine which has the following advantages:

the movable multifunctional loading and unloading device of the invention can drive the feeding telescopic arm or the unloading telescopic arm to extend into a train carriage when loading and unloading operation of bagged goods in the train carriage is carried out, the length of the upper part of the sliding rotary support frame can ensure that the telescopic arm can not interfere with the train carriage when the sliding rotary support frame enters the train carriage, the feeding telescopic arm and the unloading telescopic arm can horizontally rotate, swing up and down and do telescopic motion in the process that the sliding rotary support frame approaches the train carriage, the sliding rotary support frame moves to a loading position and an unloading position, and the loading point and the unloading point can be continuously adjusted according to the operation progress, thereby realizing point-to-point loading and unloading operation from the train to the automobile, the front and back two pairs of hydraulic support legs are arranged on the movable frame, the integral stability of the machine is improved, the height of a transportation structure can be adjusted while tires are protected, and the loading and unloading device can be suitable for, the sliding rotary support frame is driven by a sliding driving hydraulic motor, braking and balance keeping are carried out through a chain wheel and chain structure, and the whole body can be kept stable and not inclined when the feeding telescopic arm and the discharging telescopic arm rotate at the same side for 90 degrees.

Drawings

FIG. 1 is a side view of the mobile multi-function loader of the present invention;

FIG. 2 is a schematic perspective view of the mobile multi-function loader of the present invention;

FIG. 3 is a schematic perspective view of the telescoping arm of the mobile multi-function loader of the present invention;

FIG. 4 is a perspective view of a rotary unloading support base of the mobile multifunctional loader of the present invention;

FIG. 5 is a schematic perspective view of a loading rotary support base of the mobile multifunctional loader of the present invention;

FIG. 6 is a perspective view of a worm gear of the mobile multi-function loader of the present invention; (exploded view)

FIG. 7 is a side view of the sliding and rotating support frame of the mobile multi-function loader of the present invention;

FIG. 8 is an elevational view of the sliding and rotating support frame of the mobile multi-function loader of the present invention;

FIG. 9 is a perspective view of the sliding and rotating support frame of the mobile multi-function loader of the present invention;

FIG. 10 is a side view of the sprocket chain arrangement of the mobile multi-function loader of the present invention;

the reference numerals in the figures denote: 1. a feeding telescopic arm; 11. a segment of arm; 12. a two-section arm; 13 three-section arm; 14. a telescopic arm driving roller; 15. a telescopic arm telescopic hydraulic cylinder; 2. an intermediate transfer arm; 3. a discharge telescopic arm; 4. sliding and rotating the support frame; 41. a feeding rotary supporting seat; 411. a feeding rotary supporting seat base; 412. a side arm of the feeding rotary supporting seat; 42. a discharging rotary supporting seat; 421. a discharging rotary supporting seat base; 422. unloading rotary supporting seat side arms; 43. a rotating shaft; 44. bearing bushes; 45. a shaft sleeve; 46. a roller; 47. the hydraulic motor support frame is driven in a sliding mode; 48. a hydraulic motor is driven in a sliding manner; 5. moving the frame; 51. a slide rail; 52. a reinforcing plate; 6. a sprocket chain structure; 61. a chain; 62. a sprocket; 63. a bearing idler; 64. a bearing idler supporting seat; 7. a worm and gear structure; 71. a worm gear housing; 72. a worm; 73. a worm gear hydraulic motor; 74. a turbine.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples of the specification.

Referring to fig. 1-10, the invention is a mobile multifunctional loader, comprising a feeding telescopic arm 1, a middle conveying arm 2, a discharging telescopic arm 3, a sliding rotary support frame 4 and a mobile frame 5, wherein the feeding telescopic arm 1, the middle conveying arm 2 and the discharging telescopic arm 3 are all connected with the sliding rotary support frame 4, the middle conveying arm 2 is fixed at the middle part of the sliding rotary support frame 4 through bolt connection, the feeding telescopic arm 1 and the discharging telescopic arm 3 are connected with the two ends of the sliding rotary support frame 4 through a feeding rotary support base 41, a discharging rotary support base 42 and a worm gear 7, a worm gear shell 71 is fixedly connected with the sliding rotary support frame 4 through bolts, a worm gear 72 is connected with a worm gear hydraulic motor 73, the worm gear 72 and the hydraulic motor 73 are both arranged on the worm gear shell 71, the worm gear 74 is fixedly connected with the feeding rotary support base 41 and the discharging rotary support base 42 through bolts, therefore, the worm gear hydraulic motor 73 drives the worm gear 7 to rotate, and the feeding telescopic arm 1 and the discharging telescopic arm 3 are driven to horizontally rotate by plus or minus 90 degrees; the hydraulic cylinder supports are welded on the outer sides of the feeding rotary supporting seat 41 and the discharging rotary supporting seat 42, the hydraulic cylinder supports are welded on the C-shaped beam at the designated positions of the feeding telescopic arm 1 and the discharging telescopic arm 3, and the feeding telescopic arm 1 and the discharging telescopic arm 3 are fixedly connected with the two ends of the hydraulic cylinder 8 through pin connection, so that up-and-down swinging movement of the feeding telescopic arm 1 and the discharging telescopic arm 3 driven by the hydraulic cylinder is realized.

The bearing bush 44 is fixed at four corners of the lower side of the sliding rotary support frame 4 through a large support plate and a small support plate and bolts, the bearing bush 44 is in clearance fit with the shaft sleeve 45, the shaft sleeve 45 is in interference fit with the rotating shaft 43, two ends of the rotating shaft 43 are connected with the roller 46 through keys, a sliding driving hydraulic motor support frame 47 is welded and installed on the bearing bush on one side in the direction of the selected vehicle head, the sliding driving hydraulic motor 48 is fixed on the sliding driving hydraulic motor support frame 47 through bolt connection, the sliding driving hydraulic motor 48 is connected with the rotating shaft 43 through gear transmission, the transmission ratio of the gear transmission is about 3:1, so that the sliding driving hydraulic motor 48 drives the gear to rotate, the rotating shaft 43 is driven, and the front-back sliding rail; the chain wheel and chain structure 6 is installed on the lower side of the sliding and rotating support frame 4, the sliding and rotating support frame 4 can be guaranteed to complete braking, the stability of the support frame is kept while the sliding is not continued due to inertia force, and the sliding and rotating support frame cannot move back and forth due to the fact that the bearing problem is not inclined.

The movable frame 5 adopts a crane chassis, two vertical beams of two cross beams are used as a basic frame, two pairs of hydraulic support legs are installed at two ends of the front cross beam and the rear cross beam, the hydraulic support legs are extended during working, the effects of improving the stability of the whole machine and keeping the working machine horizontal can be achieved, the height of a transportation structure can be adjusted, the whole machine can adapt to different freight transportation places, the sliding guide rail 51 is fixedly welded on the vertical beam of the movable frame, and the reinforcing plate 52 is installed on the outer sides of the vertical beam and the sliding guide rail 51 to achieve the effect of increasing the strength.

When loading a train, adjusting the position of the train body, aligning the tail of the train to a train carriage door and approaching the train carriage door, stabilizing the train body, firstly raising four hydraulic support legs to keep the whole train body horizontal and increase the mechanical stability, simultaneously adjusting the angle of a discharging telescopic arm 3 when a sliding rotary support frame 4 moves towards the direction of the train carriage according to the unloading place, extending the discharging telescopic arm 2 and adjusting the vertical swing angle of the telescopic arm after the discharging telescopic arm 3 completely enters the train carriage to enable the discharging telescopic arm to reach the designated position, telescoping the feeding telescopic arm 1 after the discharging telescopic arm 3 finishes telescoping according to the loading position on the train, swinging up and down and rotating by plus or minus 90 degrees horizontally to enable the loading point to reach the designated position, and during the loading and unloading operation, adjusting the positions of the telescopic arm and the sliding rotary support frame to continuously change the positions of the loading point and the unloading point, therefore, real-time point-to-point loading operation of train loading is realized, when the train carriage is unloaded, the operation is basically the same, and only the train head needs to be aligned with the train carriage, and the feeding telescopic arm is adjusted to be inserted into the train carriage. When the machine is used for loading and unloading operation, the loading and unloading efficiency can be greatly improved under the condition that workers can be used skillfully, the efficiency is improved by three times compared with the efficiency of manual loading and unloading operation, and the efficiency is improved by one time compared with the efficiency of the loading and unloading operation of the existing loading and unloading machine which cannot be stretched and rotated.

In this embodiment, the flexible arm 1 of material loading and the flexible arm 3 of unloading all adopt three section arms, extending structure is identical completely, a section arm 11 is direct to be linked with rotatory supporting seat, two section arms 12 stretch out and draw back through the flexible pneumatic cylinder drive 15 of flexible arm, when two section arms are flexible, all there is corresponding rope structure to stretch out or retract three section arm 13, there is the slider two section arms 12 three section arm 13 outsides all, 11 two section arms of a section arm 12 inboards all have the slide rail, the slide rail both ends all have the stopper, guarantee that two section arms 12 three section arms 13 can not the roll-off.

In this embodiment, middle conveying arm 2 has the slope of 23 degrees or so, and shorter end is close to material loading telescopic boom one side, and higher end is close to the telescopic boom one side of unloading, and the cylinder of shorter end is located under the flexible boom initiative roller of material loading to when guaranteeing that the flexible boom of material loading carries out horizontal rotation and luffing motion optional position in the restriction range, the material still can fall on the conveyer belt of middle conveying arm and the flexible boom of material loading does not take place to interfere with middle conveying arm.

In this embodiment, the rotation of the flexible arm initiative roller of material loading 14 and the luffing motion of the flexible arm of material loading 1 are concentric coaxial structure, the rotation of the flexible arm of material loading 3's initiative roller 31 and the luffing motion center of the flexible arm of material unloading 3 are eccentric coaxial structure, concentric coaxial structure can effectual reduction material loading flexible arm 1 to the difference in height between the middle transport arm 2 conveyer belt, and the difference in height of middle transport arm conveyer belt peak to the flexible arm conveyer belt of unloading is lower, and do not have outer bearing cap, the cracked condition of bearing cap can not take place, and eccentric coaxial structure can effectual reinforcing unload the structural strength of flexible arm initiative roller 31 department, make the initiative roller can not appear disconnected axle or the cracked condition of bearing cap.

In the embodiment, the sliding and rotating support frame 4 is formed by welding sectional materials, so that the structural strength is guaranteed, meanwhile, the cost can be greatly saved, the space is saved, the sliding and rotating support frame is of a structure with a long upper part and a short lower part, the length ratio is about 5:1, and the lower side of the sliding and rotating support frame can be guaranteed not to interfere with a train carriage when the feeding telescopic arm 1 or the discharging telescopic arm 3 extends into the train carriage.

In this embodiment, a sprocket 62 is welded and fixed at the center of the rotating shaft 41 at the tail side, a bearing roller supporting seat 64 is fixed on a lower side beam of the sliding and rotating support frame 4 at the tail side by bolts, one end of a chain 61 is fixed on a moving frame beam at the head side, penetrates through a bearing roller 63 from the upper side and is meshed with the sprocket 62, and the other end is fixed on the moving frame beam at the tail side, so that the sliding and rotating support frame 4 can be ensured to complete braking through the meshing connection of the sprocket 62 and the chain 61, and the sliding and rotating support frame can not slide towards the moving direction after the hydraulic motor stops driving due to inertia force, and meanwhile, the sprocket chain structure 6 can ensure the deviation of the sliding and rotating support frame caused when the feeding telescopic arm 1 and the discharging telescopic arm 3 rotate horizontally for 90 degrees simultaneously in the same.

In this embodiment, material loading rotary support seat base 411 structure is the grid structure, can save material reduce cost when guaranteeing intensity, and the rotary support seat base 421 structure of unloading is the cavity casing, and the fabrication hole is left on its surface, and save material reduce cost can make things convenient for the installation and the dismantlement of bolt when guaranteeing bearing strength.

While the present invention has been illustrated by the above examples, it is not intended that the disclosed examples be exhaustive or to limit the invention to the precise form disclosed. Many modifications and equivalent embodiments of the invention can be made by those skilled in the art using the above teachings without departing from the scope of the invention. Therefore, any modification, equivalent change or simple modification of the above-described embodiments according to the technical spirit of the present invention should be within the scope of the technical solution of the present invention without departing from the content of the technical solution of the present invention.

Claims

1. A portable multi-functional loader which characterized in that: including flexible arm of material loading (1), middle transport arm (2), the flexible arm of unloading (3), the runing rest (4) and moving vehicle frame (5) slide, the flexible arm of material loading (1) and the flexible arm of unloading (3) and the both ends hookup of the runing rest (4) upside that slides, middle transport arm (2) are fixed in the runing rest (4) upside mid portion that slides, and the runing rest (4) that slides around on slide rail (51) on moving vehicle frame (5) to ensure that flexible arm can stretch into in the train carriage, accomplish the point-to-point loading and unloading operation of train carriage.

2. The mobile multi-function loader of claim 1, wherein: the feeding telescopic arm (1) and the discharging telescopic arm (3) are connected by three sections of arms, the feeding telescopic arm (1) is connected with the sliding rotary support frame (4) through a feeding rotary support seat (41), the discharging telescopic arm (3) is connected with the sliding rotary support frame (4) through a discharging rotary support seat (42), and the feeding telescopic arm (1) and the discharging telescopic arm (3) can horizontally rotate for the sliding rotary support frame (4) by plus or minus 90 degrees.

3. According to the claim 2, the structure of the loading rotary supporting seat base (411) is a grid structure, which can save materials and ensure the bearing capacity; the structure of the blanking rotary supporting seat base (421) is a hollow shell, a fabrication hole is reserved on the surface of the hollow shell, materials are saved, economical efficiency and strength are guaranteed, and meanwhile, bolts are conveniently installed and detached.

4. The mobile multi-function loader of claim 1, wherein: the sliding and rotating support frame (4) is long at the top and short at the bottom, the length ratio is about 5:1, the upper side is long so as to ensure that the rotating support can enter the carriage, and the lower side is narrow so as to ensure that the support frame does not interfere with the carriage when the rotating support and the telescopic arm enter the carriage, so that the telescopic arm can completely enter the carriage and complete the operation of horizontally rotating by plus or minus 90 degrees.

5. The mobile multi-function loader of claim 1, wherein: a chain wheel and chain structure (6) is arranged between the sliding rotary support frame (4) and the movable frame (5), both ends of the chain (61) are fixedly connected with the frame, the chain (61) is engaged with the chain wheel (62), the wrap angle of the chain wheel (62) is increased by the connection of the chain (61) and the bearing carrier roller (63), the chain wheel (62) is fixed at the central position of the rotating shaft (43), the bearing carrier roller (63) is fixed on a bearing carrier roller supporting seat (64), the bearing carrier roller supporting seat (64) is fixed on a cross beam at the head end at the lower side of the sliding and rotating support frame (4), the chain wheel and chain structure (6) can ensure that the sliding rotary support frame (4) can play a role in braking when the sliding rail (51) does not deviate in the front-back moving process, and the sliding rotary support frame (4) can not continue to slide along the moving direction when the driving is stopped because of inertia force.