CN215477483U

CN215477483U - Novel shuttle

Info

Publication number: CN215477483U
Application number: CN202120480990.9U
Authority: CN
Inventors: 吕星; 朱立; 许磊; 丁铁; 何力; 董明君; 平俊清; 陈刘波
Original assignee: Kunming Optics Mechanics Electricity Technology Co ltd
Current assignee: Kunming Optics Mechanics Electricity Technology Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2022-01-11
Anticipated expiration: 2031-03-05

Abstract

The novel shuttle disclosed by the utility model comprises a vehicle body device, a driving device, a reversing device, a jacking device and a battery; the vehicle body device is of a rectangular frame structure, and the outer side of the vehicle body device is respectively and symmetrically provided with a large wheel for walking in a walking roadway and a small wheel for walking in a stock roadway; the driving device is driven in two directions by a small wheel driving device and a large wheel driving device which are mutually independent, and the small wheel driving device and the large wheel driving device both adopt a front-driving or rear-driving mode; the reversing device is composed of a power device and a swinging frame, the power device can drive the swinging frame to slide on the vehicle body device, and the swinging frame can form a fulcrum structure to drive the large wheel to lift while sliding; the jacking device drives the cam to rotate through the electric cylinder, so that the tray can be lifted. The reversing device, the driving device and the jacking device are ingenious in design, so that the whole trolley is compact in structure, the storage volume is reduced, and the utilization rate of a warehouse is improved.

Description

Novel shuttle

Technical Field

The utility model relates to the technical field of warehouse logistics, in particular to a novel shuttle vehicle.

Background

The requirement of material circulation leads to the storage of a large amount of goods with few varieties, and the requirement of a more intensive, automatic and automatic three-dimensional warehouse technology is met. From the beginning, the drive-in type goods shelf system is developed, and the storage capacity is doubled compared with that of the drive-in type goods shelf. The storage mode is based on the condition that a walking roadway and a storage roadway are vertical, so that the direction of a goods-taking trolley can be changed under the condition that the horizontal positions are vertical to each other, a primary-secondary vehicle system and a planetary vehicle system matched with the goods-taking trolley are arranged on the basis of a vertical track, the shuttle vehicles mostly adopt a double-layer structure, and a single layer is responsible for walking in one direction.

But due to the limitation of the shuttle car, the shuttle car adopts a double-layer structure, occupies more space, and has larger height of the body of the shuttle car, thereby phase-changing to compress the isolation layer of the stock in the height direction of the stock shelf. In addition, in the market, for heavy-load four-way shuttles, the reversing device and the goods jacking both adopt hydraulic mechanisms, so that the reversing walking of wheels in the stock roadway and the walking roadway and the goods jacking device are realized; however, the hydraulic reversing mechanism is easy to leak oil, and the scheme cannot be implemented for the tobacco industry and other industries with higher requirements on cleanliness.

SUMMERY OF THE UTILITY MODEL

In order to reduce the size of the shuttle car and increase the utilization rate of the goods shelf, the utility model provides the novel shuttle car, which skillfully realizes the reversing walking of wheels in an inventory roadway and a walking roadway and the lifting of goods through a mechanical structure, and is suitable for the tobacco industry and other industries with higher requirements on cleanliness.

The technical scheme adopted by the utility model is as follows:

a novel shuttle comprises a vehicle body device, a driving device, a reversing device, a jacking device and a battery; the vehicle body device is of a rectangular frame structure, the outer side of the vehicle body device is respectively and symmetrically provided with a large wheel for walking in a walking roadway and a small wheel for walking in a stock roadway, and the interior of the vehicle body device is provided with a driving device, a reversing device, a jacking device and a battery; the battery is used for supplying power to the driving device, the reversing device and the jacking device; the driving device is driven in two directions by a small wheel driving device and a large wheel driving device which are mutually independent, and the small wheel driving device and the large wheel driving device both adopt a front-driving or rear-driving mode; the reversing device is composed of a power device and a swinging frame, the power device can drive the swinging frame to slide on the vehicle body device, and the swinging frame can form a fulcrum structure to drive the large wheel to lift while sliding; the jacking device drives the cam to rotate through the electric cylinder, so that the tray can be lifted.

Preferably, the vehicle body device consists of a large wheel side mounting plate, a small wheel mounting inner plate and a small wheel mounting outer plate, wherein the large wheel side mounting plate, the small wheel mounting inner plate and the small wheel mounting outer plate are symmetrically arranged, the sections of the large wheel side mounting plate, the small wheel mounting outer plate and the small wheel mounting inner plate are saw-toothed teeth and are connected with each other through the teeth, and two large wheels are arranged on the outer side of the large wheel side mounting plate; the small wheel mounting inner plate is arranged on the inner side of the small wheel mounting outer plate, a clearance space is formed between the small wheel mounting inner plate and the small wheel mounting outer plate, and two small wheels are arranged on the outer side of the small wheel mounting outer plate.

Preferably, the small wheel driving device consists of a small wheel motor, a small wheel reducer, a small wheel driving bracket, a transmission gear, a long shaft, an installation shaft and a coupling, wherein the small wheel motor is connected with the small wheel reducer, the small wheel motor and the small wheel reducer are fixed on the inner side of a side installation plate of the large wheel through the small wheel driving bracket, the small wheel reducer is connected with a first transmission gear which is meshed with a second transmission gear, the second transmission gear is arranged on one end of the long shaft penetrating through the small wheel driving bracket, the other end of the long shaft is connected with one end of the installation shaft through the coupling, the other end of the installation shaft penetrates through a small wheel installation inner plate, a third transmission gear is fixedly sleeved on the installation shaft, the third transmission gear, the fourth transmission gear and the fifth transmission gear are all positioned in a gap between the small wheel installation inner plate and a small wheel installation outer plate, and the fourth transmission gear is respectively meshed with the third transmission gear and the fifth transmission gear, the fifth transmission gear is arranged on the small wheel mounting connecting shaft and penetrates through the small wheel mounting outer plate through the small wheel mounting connecting shaft to be in transmission connection with the small wheel.

Preferably, the power device is arranged on the inner side of the large wheel side mounting plate and comprises a reversing servo motor, a reversing right-angle reducer, a mounting bracket, a second coupler and a ball screw, the reversing servo motor is connected with the reversing right-angle reducer, the reversing servo motor and the reversing right-angle reducer are mounted on the inner side of the large wheel side mounting plate through the mounting bracket, the reversing right-angle reducer is connected with the ball screw through the second coupler, the ball screw is rotatably fixed on the large wheel side mounting plate through two screw fixing blocks, and the ball screw is in threaded connection with a screw nut.

Preferably, the swing frame is arranged on the outer side of the large wheel side mounting plate and consists of an L-shaped part, a push plate, a bearing pin shaft, a heavy-load linear slide rail, a support shaft and a wheel carrier, one end of the L-shaped part is sleeved on a screw nut and is in threaded connection with a ball screw through the screw nut, the other end of the L-shaped part penetrates through the large wheel side mounting plate and is fixedly connected with the push plate on the outer side of the large wheel side mounting plate, and a strip-shaped through hole matched with the L-shaped part is formed in the large wheel side mounting plate; the upper end face and the lower end face of the push plate are respectively located in heavy-duty linear slide rails, the heavy-duty linear slide rails are horizontally and fixedly installed at the upper end and the lower end of the outer side face of the large wheel side installation plate, inclined waist-shaped through holes are formed in the push plate, bearing pin shafts are arranged in the waist-shaped through holes, the push plate is respectively and rotatably connected with one ends of two symmetrically arranged wheel carriers through the bearing pin shafts, a support shaft is arranged in the middle of the wheel carriers, the support shaft can be installed on the outer side face of the large wheel side installation plate in a swinging mode through a support shaft fixing plate, and the other ends of the wheel carriers are rotatably connected with a large wheel through a large wheel installation connecting shaft.

Preferably, the bull wheel is divided into a driving bull wheel and a driven bull wheel, a bull wheel mounting connecting shaft of the driving bull wheel penetrates through the wheel carrier and a bull wheel mounting plate to extend into the vehicle body device to be in transmission connection with the bull wheel driving device, and a strip-shaped through hole used for matching with the bull wheel mounting connecting shaft to swing is formed in the bull wheel mounting plate.

Preferably, the bull wheel drive device comprises a bull wheel motor, a bull wheel reducer, a bull wheel drive installation inner plate, a bull wheel drive installation outer plate and a transmission gear, the bull wheel drive installation inner plate and the bull wheel drive installation outer plate are fixedly connected to form a bull wheel drive support, a gap is reserved between the bull wheel drive installation inner plate and the bull wheel drive installation outer plate, two ends of the bull wheel drive support are rotatably connected with the support shaft and a bull wheel installation connecting shaft of the driving bull wheel through bearings, the bull wheel motor and the bull wheel reducer are arranged on the bull wheel drive support, the bull wheel motor is connected with the bull wheel reducer, the bull wheel reducer is connected with a sixth transmission gear, the sixth transmission gear and a seventh transmission gear are located in the gap between the bull wheel drive installation inner plate and the bull wheel drive installation outer plate and are meshed with each other, and the seventh transmission gear is fixedly sleeved on the bull wheel installation connecting shaft of the driving bull wheel.

Preferably, the jacking device is arranged on the inner side of the small wheel installation outer plate and consists of an electric cylinder, an installation supporting seat, two bearing shafts, a connecting shaft, cams, a bearing and a tray, the electric cylinder is fixedly installed on the inner side of the small wheel installation outer plate through the installation supporting seat, the two cams are symmetrically arranged in a gap between the small wheel installation inner plate and the small wheel installation outer plate and are rotationally connected with the small wheel installation inner plate and the small wheel installation outer plate through the bearing shafts, linkage is formed between the two cams through linkage plates, and any one of the cams is rotationally connected with the electric cylinder through the connecting shaft; the tray is located the top of automobile body device, and the four corners department of tray is equipped with the uide pin, is equipped with the guide holder of cooperation uide pin on the outside of steamboat installation planking, and the bearing is installed through the bearing mount pad in its bottom, and the tray passes through the bearing and contacts with the cam top surface.

The utility model has the beneficial effects that:

the reversing device, the driving device and the jacking device are ingenious in design, so that the whole trolley is compact in structure, the storage volume is reduced, and the utilization rate of a warehouse is improved. This novel shuttle has avoided adopting the problem of the easy oil leak of hydraulic reversing mechanism through mechanical structure's realization the wheel in the switching-over walking in stock tunnel and walking tunnel to and the jacking of goods, can make whole dolly structure more compact simultaneously, the specially adapted tobacco industry and other trades that require higher to the cleanliness.

In addition, the reversing device, the driving device and the jacking device all independently operate, the structure is simple, the operation is stable and reliable, the existing shuttle plate rail profile can be well compatible, and the reversing device, the driving device and the jacking device can be used for reforming the existing shuttle plate shelf system.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIGS. 2-3 are schematic structural views of the vehicle body structure of the present invention;

FIGS. 4-5 are schematic structural views of the small wheel driving device of the present invention;

FIGS. 6-8 are schematic structural views of the reversing device of the present invention;

FIG. 9 is a schematic view showing the construction of a large wheel driving apparatus according to the present invention;

FIGS. 10-12 are schematic views of the construction of the jacking device of the present invention;

in fig. 1 to 12, 1 to a vehicle body device, 2 to a driving device, 3 to a reversing device, 4 to a lifting device, 5 to a battery, 6 to a bull wheel side mounting plate, 7 to a pinion wheel mounting inner plate, 8 to a pinion wheel mounting outer plate, 9 to a bull wheel, 10 to a pinion wheel, 11 to a pinion wheel motor, 12 to a pinion wheel reducer, 13 to a pinion wheel driving bracket, 14 to a long shaft, 15 to a mounting shaft, 16 to a coupler, 17 to a first transmission gear, 18 to a second transmission gear, 19 to a third transmission gear, 20 to a fourth transmission gear, 21 to a fifth transmission gear, 22 to a pinion wheel mounting connecting shaft, 23 to a reversing servo motor, 24 to a reversing right-angle reducer, 25 to a mounting bracket, 26 to a second coupler, 27 to a ball screw, 28 to a lead screw nut, 29 to an L-shaped part, 30 to a push plate, 31 to a bearing pin, 32 to a heavy-load linear slide rail, 33 to a supporting shaft, 34 to a wheel carrier, 35-bull wheel installation connecting shaft, 36-driving bull wheel, 37-driven bull wheel, 38-bar through hole, 39-bull wheel motor, 40-bull wheel reducer, 41-bull wheel drive installation inner plate, 42-bull wheel drive installation outer plate, 43-sixth transmission gear, 44-seventh transmission gear, 45-electric cylinder, 46-installation supporting seat, 47-bearing shaft, 48-connecting shaft, 49-cam, 50-bearing, 51-tray.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1, the novel shuttle vehicle of the utility model comprises a vehicle body device 1, a driving device 2, a reversing device 3, a jacking device 4 and a battery 5. The vehicle body device 1 is of a rectangular frame structure, the outer side of the vehicle body device 1 is symmetrically provided with a large wheel 9 used for walking in a walking roadway and a small wheel 10 used for walking in a stock roadway respectively, and the vehicle body device 1 is internally provided with a driving device 2, a reversing device 3, a jacking device 4 and a battery 5. The battery 5 is used for supplying power to the driving device 2, the reversing device 3 and the jacking device 4, is a main power supply device for a motor and a motor controller of the trolley walking, enables the trolley to run independently, comprises a charging port arranged on a trolley body, and can realize automatic charging when the electric quantity is insufficient. The driving device 2 is driven in two directions by a small wheel driving device and a large wheel driving device which are independent of each other, and the small wheel driving device and the large wheel driving device both adopt a front-driving or rear-driving mode. The reversing device 3 is composed of a power device and a swinging frame, the power device can drive the swinging frame to slide on the vehicle body device 1, and the swinging frame can form a fulcrum structure to drive the large wheel 9 to lift while sliding. The jacking device 4 drives the cam to rotate through the electric cylinder, so that the tray can be lifted.

The specific structure of the vehicle body device:

as shown in fig. 2 to 3, the four side edges of the car body assembly 1 are composed of six plates in total, which is the main load-bearing structure of the car, and the subsequent assemblies are completed based on the load-bearing capacity and size of the car body assembly 1. The device is composed of two large wheel side mounting plates 6, two small wheel mounting inner plates 7 and two small wheel mounting outer plates 8, wherein the large wheel side mounting plates 6, the small wheel mounting inner plates 7 and the small wheel mounting outer plates 8 are symmetrically arranged. In order to ensure the overall connection stability of the vehicle body device 1, the vehicle body is not formed by a fixed chassis or a suspension cross beam, and the sections of the large wheel mounting plate 6, the small wheel mounting outer plate 8 and the small wheel mounting inner plate 7 adopt sawtooth-shaped teeth and are connected with each other by the teeth. Two large wheels 9 are arranged on the outer side of the large wheel side mounting plate 6, and the large wheels 9 can walk in a walking roadway. The small wheel mounting inner plate 7 is arranged on the inner side of the small wheel mounting outer plate 8, a clearance space is formed between the small wheel mounting inner plate 7 and the small wheel mounting outer plate 8, two small wheels 10 are arranged on the outer side of the small wheel mounting outer plate 8, and the small wheels 10 can walk in an inventory roadway.

The specific structure and the working principle of the small wheel driving device are as follows:

as shown in fig. 4-5, the small wheel driving device is composed of a small wheel motor 11, a small wheel reducer 12, a small wheel driving bracket 13, a transmission gear, a long shaft 14, a mounting shaft 15 and a coupling 16, and the small wheel driving device is symmetrically arranged on the opposite side to ensure the synchronous motion of the two driving small wheels and realize the walking of the trolley on the goods taking roadway. The small wheel motor 11 is connected with the small wheel reducer 12, the small wheel motor 11 and the small wheel reducer 12 are fixed on the inner side of the large wheel side mounting plate 6 through the small wheel driving bracket 13, the small wheel reducer 12 is connected with a first transmission gear 17, the first transmission gear 17 is meshed with a second transmission gear 18, the second transmission gear 18 is arranged on one end of a long shaft 14 penetrating through the small wheel driving bracket 13 through a key, the other end of the long shaft 14 is connected with one end of a mounting shaft 15 through a coupler 16, the other end of the mounting shaft 15 penetrates through the small wheel mounting inner plate 7 and is fixedly sleeved with a third transmission gear 19, the third transmission gear 19, a fourth transmission gear 20 and a fifth transmission gear 21 are all positioned in a gap between the small wheel mounting inner plate 7 and the small wheel mounting outer plate 8, the fourth transmission gear 20 is respectively meshed with the third transmission gear 19 and the fifth transmission gear 21, the fifth transmission gear 21 is arranged on a small wheel mounting connecting shaft 22, and the small wheel mounting connecting shaft 22 penetrates through the small wheel mounting outer plate 8 to be in transmission connection with the small wheel 10. After the small wheel motor 11 is started, the small wheel speed reducer 12 drives the first transmission gear 17 to rotate, the first transmission gear 17 is meshed with the second transmission gear 18, so that the first transmission gear 17 rotates to drive the second transmission gear 18 and the long shaft 14 to rotate, the long shaft 14 is connected with the mounting shaft 15 through the coupler 16, so that the long shaft 14 rotates to drive the mounting shaft 15 and the third transmission gear 19 to rotate, and the fourth transmission gear 20 is respectively meshed with the third transmission gear 19 and the fifth transmission gear 21, so that the fifth transmission gear 21 and the small wheel mounting connecting shaft 22 can be driven to rotate by the fourth transmission gear 20 while the third transmission gear 19 rotates, and then the small wheel 10 rotates, so that the vehicle body can walk on a stock keeping roadway.

The specific structure and the working principle of the reversing device are as follows:

in order to realize the walking of the small wheels 10 on goods taking, the large wheels 9 finish lifting when reaching the reversing position, replace the small wheels 10 to play a role in supporting the trolley, finish the process that the trolley enters the goods taking roadway from the walking roadway, and realize the basic function of goods taking and placing of the trolley. This novel shuttle drives swing frame through power device and slides on automobile body device 1, can form the fulcrum structure and swing when swing frame is gliding, drives bull wheel 9 and goes up and down, replaces traditional hydraulic pressure reversing mechanism according to this. The reversing device 3 has the advantages that an oil leakage field can not occur, the trolley structure can be compressed to be more compact, and the trolley can operate independently.

As shown in fig. 6 to 8, the power unit is provided inside the wheel side mounting plate 6, and is composed of a reversing servo motor 23, a reversing right-angle speed reducer 24, a mounting bracket 25, a second coupling 26, and a ball screw 27, the reversing servo motor 23 is connected to the reversing right-angle speed reducer 24, the reversing servo motor 23 and the reversing right-angle speed reducer 24 are mounted inside the wheel side mounting plate 6 via the mounting bracket 25, the reversing right-angle speed reducer 24 is connected to the ball screw 27 via the second coupling 26, the ball screw 27 is rotatably fixed to the wheel side mounting plate 6 via two screw fixing blocks, and a lead screw nut 28 is screwed to the ball screw 27. The swinging frame is arranged on the outer side of the large wheel side mounting plate 6 and consists of an L-shaped part 29, a push plate 30, a bearing pin shaft 31, a heavy-load linear slide rail 32, a support shaft 33 and a wheel carrier 34, one end of the L-shaped part 29 is sleeved on the screw nut 28 and is in threaded connection with the ball screw 27 through the screw nut 28, the other end of the L-shaped part passes through the large wheel side mounting plate 6 and is fixedly connected with the push plate 30 on the outer side of the large wheel side mounting plate 6, and a strip-shaped through hole matched with the L-shaped part 29 is formed in the large wheel side mounting plate 6; the upper end face and the lower end face of the push plate 30 are respectively located in heavy-duty linear slide rails 32, the heavy-duty linear slide rails 32 are horizontally and fixedly installed at the upper end and the lower end of the outer side face of the large wheel side installation plate 6, the push plate 30 is provided with an inclined waist-shaped through hole, a bearing pin shaft 31 is arranged in the waist-shaped through hole, the push plate 30 is respectively and rotatably connected with one end of two symmetrically arranged wheel carriers 34 through the bearing pin shaft 31, a support shaft 33 is arranged in the middle of the wheel carriers 34, the support shaft 33 can be installed on the outer side face of the large wheel side installation plate 6 in a swinging mode through a support shaft fixing plate, and the other end of the wheel carriers 34 is rotatably connected with a large wheel 9 through a large wheel installation connecting shaft 35.

When the novel shuttle car walks to a reversing point, the reversing servo motor 23 works, and the reversing right-angle reducer 24 drives the ball screw 27 to rotate forwards or reversely through the second coupler 26. One end of the L-shaped part 29 is in threaded connection with the ball screw 27 through the screw nut 28, so that the forward rotation or the reverse rotation of the ball screw 27 can drive the L-shaped part 29 to reciprocate in the strip-shaped through hole on the large wheel side mounting plate 6; because the other end of the L-shaped part 29 is fixedly connected with the push plate 30, the L-shaped part 29 reciprocates in the strip-shaped through hole on the side mounting plate 6 of the bull wheel to drive the push plate 30 to slide on the heavy-load linear slide rail 32; due to the action of the waist-shaped through hole and the bearing pin 31 which are obliquely arranged on the push plate 30, when the push plate 30 slides on the heavy-load linear slide rail 32, the wheel carrier 34 forms a fulcrum structure through the support shaft 33 and the support shaft fixing plate, so that the other end of the wheel carrier 34 swings to drive the large wheel 9 to lift, the large wheel 9 and the small wheel 10 run at different heights, and the reversing running of the trolley is realized.

The specific structure and the working principle of the large wheel driving device are as follows:

as shown in FIG. 9, the lifting amplitude of the large wheel is relatively large, and the lifting of the two sides may have asynchronous height, but the final heights are consistent, so that the large wheel must be independently driven. Based on the design thought, the novel shuttle vehicle divides the large wheel 9 into a driving large wheel 36 and a driven large wheel 37, the large wheel mounting connecting shaft 35 of the driving large wheel 36 penetrates through the wheel carrier 34 and the large wheel side mounting plate 6 of the driving large wheel 36 to extend into the vehicle body device 1 to be connected with the large wheel driving device in a transmission mode, and the large wheel side mounting plate 6 is provided with a strip-shaped through hole 38 which is used for being matched with the large wheel mounting connecting shaft 35 to swing. The driving device of the bull wheel is also driven by a motor, and considering that the bull wheel 9 belongs to a swinging piece relative to the vehicle body, the motor driving is difficult to fix, so the motor and the driving bull wheel 36 are synchronously arranged, and meanwhile, the high-position and low-position swinging is kept, and the relative static state of the driving bull wheel 36 is kept.

The large wheel driving device consists of a large wheel motor 39, a large wheel reducer 40, a large wheel driving installation inner plate 41, a large wheel driving installation outer plate 42 and a transmission gear, the large wheel driving installation inner plate 41 and the large wheel driving installation outer plate 42 are fixedly connected to form a large wheel driving bracket, a gap is reserved between the large wheel driving installation inner plate 41 and the large wheel driving installation outer plate 42, two ends of the large wheel driving bracket are rotationally connected with the supporting shaft 33 and the large wheel installation connecting shaft 35 through bearings, a large wheel motor 39 and a large wheel reducer 40 are arranged on the large wheel driving bracket, the large wheel motor 39 is connected with the large wheel reducer 40, the large wheel reducer 40 is connected with a sixth transmission gear 43, the sixth transmission gear 43 and a seventh transmission gear 44 are positioned in the gap between the large wheel driving installation inner plate 41 and the large wheel driving installation outer plate 42, and are mutually meshed, and a seventh transmission gear 44 is fixedly sleeved on the bull wheel mounting connecting shaft 35 of the driving bull wheel 36. After the large wheel motor 39 is started, the large wheel speed reducer 40 drives the sixth transmission gear 43 to rotate; because the sixth transmission gear 43 is meshed with the seventh transmission gear 44, the sixth transmission gear 43 rotates to drive the seventh transmission gear 44 and the bull wheel mounting connecting shaft 35 to rotate, so that the driving bull wheel 36 rotates. It should be noted that, because the two ends of the large wheel driving bracket are rotatably connected with the supporting shaft 33 and the large wheel mounting connecting shaft 35 through the bearings, when the reversing device 3 drives the driving large wheel 36 to ascend and descend, the large wheel driving bracket swings with the supporting shaft 33 as the center of a circle and the large wheel mounting connecting shaft 35 swings.

The concrete structure and the operating principle of the jacking device are as follows:

goods jacking device 4 realizes through two jars, and the support point position of electric jar adopts the swivel axis to support, and jacking device 4 locates the inboard of steamboat installation planking 8, realizes the jacking goods tray of large tracts of land, reduces the deformation of goods. As shown in fig. 10 to 12, the cargo lifting device 4 is composed of an electric cylinder 45, an installation support base 46, a bearing shaft 47, a connecting shaft 48, a cam 49, a bearing 50 and a tray 51. The electric cylinder 45 is fixedly arranged on the inner side of the small wheel mounting outer plate 8 through a mounting support seat 46, the number of the cams 49 is two, the cams are symmetrically arranged in a gap between the small wheel mounting inner plate 7 and the small wheel mounting outer plate 8 and are rotationally connected with the small wheel mounting inner plate 7 and the small wheel mounting outer plate 8 through a bearing shaft 47, linkage is formed between the two cams 49 through a linkage plate, and any one of the cams 49 is rotationally connected with the electric cylinder 45 through a connecting shaft 48. The tray 51 is positioned at the top of the vehicle body device 1, guide pins are arranged at four corners of the tray 51, a guide seat matched with the guide pins is arranged on the outer side of the small wheel mounting outer plate 8, a bearing 50 is mounted at the bottom of the tray 51 through a bearing mounting seat, and the tray 51 is in contact with the top surface of the cam 49 through the bearing 50. After the electric cylinder 45 is started, any cam 49 is driven to rotate by taking the bearing shaft 47 as a circle center, and the cams 49 are linked through a linkage plate, so that the consistency of the rotation angles of the cams 49 can be ensured. Since the top of the cam 49 is in contact with the bearing 50 while the cam 49 rotates, the bearing 50 and the tray 51 can be lifted when the cam 49 rotates to a high point, and the bearing 50 and the tray 51 can be lowered when the cam 49 rotates to a low point. The tray 51 can be prevented from shifting left and right by the guide pins and the guide seats in the process of ascending and descending the tray 51.

Claims

1. The utility model provides a novel shuttle which characterized in that: the device comprises a vehicle body device, a driving device, a reversing device, a jacking device and a battery; the vehicle body device is of a rectangular frame structure, the outer side of the vehicle body device is respectively and symmetrically provided with a large wheel for walking in a walking roadway and a small wheel for walking in a stock roadway, and the interior of the vehicle body device is provided with a driving device, a reversing device, a jacking device and a battery; the battery is used for supplying power to the driving device, the reversing device and the jacking device; the driving device is driven in two directions by a small wheel driving device and a large wheel driving device which are mutually independent, and the small wheel driving device and the large wheel driving device both adopt a front-driving or rear-driving mode; the reversing device is composed of a power device and a swinging frame, the power device can drive the swinging frame to slide on the vehicle body device, and the swinging frame can form a fulcrum structure to drive the large wheel to lift while sliding; the jacking device drives the cam to rotate through the electric cylinder, so that the tray can be lifted.

2. The novel shuttle of claim 1, wherein: the car body device is composed of a large wheel side mounting plate, a small wheel mounting inner plate and a small wheel mounting outer plate, wherein the large wheel side mounting plate, the small wheel mounting inner plate and the small wheel mounting outer plate are symmetrically arranged, the sections of the large wheel side mounting plate, the small wheel mounting outer plate and the small wheel mounting inner plate are saw-tooth-shaped teeth and are mutually connected through the teeth, and two large wheels are arranged on the outer side of the large wheel side mounting plate; the small wheel mounting inner plate is arranged on the inner side of the small wheel mounting outer plate, a clearance space is formed between the small wheel mounting inner plate and the small wheel mounting outer plate, and two small wheels are arranged on the outer side of the small wheel mounting outer plate.

3. The novel shuttle of claim 2, wherein: the small wheel driving device consists of a small wheel motor, a small wheel speed reducer, a small wheel driving support, a transmission gear, a long shaft, an installation shaft and a coupling, wherein the small wheel motor is connected with the small wheel speed reducer, the small wheel motor and the small wheel speed reducer are fixed on the inner side of a large wheel side installation plate through the small wheel driving support, the small wheel speed reducer is connected with a first transmission gear, the first transmission gear is meshed with a second transmission gear, the second transmission gear is arranged on one end of the long shaft penetrating through the small wheel driving support, the other end of the long shaft is connected with one end of the installation shaft through the coupling, the other end of the installation shaft penetrates through a small wheel installation inner plate, a third transmission gear is fixedly sleeved with the installation shaft, the third transmission gear, the fourth transmission gear and the fifth transmission gear are all positioned in a gap between the small wheel installation inner plate and the small wheel installation outer plate, and the fourth transmission gear is respectively meshed with the third transmission gear and the fifth transmission gear, the fifth transmission gear is arranged on the small wheel mounting connecting shaft and penetrates through the small wheel mounting outer plate through the small wheel mounting connecting shaft to be in transmission connection with the small wheel.

4. The novel shuttle of claim 2, wherein: the power device is arranged on the inner side of the side mounting plate of the bull wheel and comprises a reversing servo motor, a reversing right-angle speed reducer, a mounting bracket, a second coupler and a ball screw, the reversing servo motor is connected with the reversing right-angle speed reducer, the reversing servo motor and the reversing right-angle speed reducer are mounted on the inner side of the side mounting plate of the bull wheel through the mounting bracket, the reversing right-angle speed reducer is connected with the ball screw through the second coupler, the ball screw can be rotationally fixed on the side mounting plate of the bull wheel through two screw fixing blocks, and the ball screw is connected with a screw nut through threads.

5. The novel shuttle of claim 4, wherein: the swing frame is erected on the outer side of the large wheel side mounting plate and consists of an L-shaped part, a push plate, a bearing pin shaft, a heavy-load linear slide rail, a support shaft and a wheel carrier, one end of the L-shaped part is sleeved on a lead screw nut and is in threaded connection with a ball screw through the lead screw nut, the other end of the L-shaped part penetrates through the large wheel side mounting plate and is fixedly connected with the push plate on the outer side of the large wheel side mounting plate, and a strip-shaped through hole matched with the L-shaped part is formed in the large wheel side mounting plate; the upper end face and the lower end face of the push plate are respectively located in heavy-duty linear slide rails, the heavy-duty linear slide rails are horizontally and fixedly installed at the upper end and the lower end of the outer side face of the large wheel side installation plate, inclined waist-shaped through holes are formed in the push plate, bearing pin shafts are arranged in the waist-shaped through holes, the push plate is respectively and rotatably connected with one ends of two symmetrically arranged wheel carriers through the bearing pin shafts, a support shaft is arranged in the middle of the wheel carriers, the support shaft can be installed on the outer side face of the large wheel side installation plate in a swinging mode through a support shaft fixing plate, and the other ends of the wheel carriers are rotatably connected with a large wheel through a large wheel installation connecting shaft.

6. The novel shuttle of claim 5, wherein: the large wheel is divided into a driving large wheel and a driven large wheel, a large wheel mounting connecting shaft of the driving large wheel penetrates through the wheel carrier and the large wheel mounting plate to extend into the vehicle body device to be in transmission connection with the large wheel driving device, and a strip-shaped through hole used for being matched with the large wheel mounting connecting shaft to swing is formed in the large wheel mounting plate.

7. The novel shuttle of claim 6, wherein: the large wheel driving device is composed of a large wheel motor, a large wheel reducer, a large wheel driving installation inner plate, a large wheel driving installation outer plate and a transmission gear, the large wheel driving installation inner plate and the large wheel driving installation outer plate are fixedly connected to form a large wheel driving support, a gap is reserved between the large wheel driving installation inner plate and the large wheel driving installation outer plate, two ends of the large wheel driving support are rotatably connected with a supporting shaft and a large wheel installation connecting shaft of the driving large wheel through bearings, the large wheel motor and the large wheel reducer are arranged on the large wheel driving installation support, the large wheel motor is connected with the large wheel reducer, the large wheel reducer is connected with a sixth transmission gear, the sixth transmission gear and the seventh transmission gear are located in the gap between the large wheel driving installation inner plate and the large wheel driving installation outer plate and are meshed with each other, and the seventh transmission gear is fixedly sleeved on the large wheel installation connecting shaft of the driving large wheel.

8. The novel shuttle of claim 2, wherein: the jacking device is arranged on the inner side of the small wheel installation outer plate and consists of an electric cylinder, an installation supporting seat, two bearing shafts, connecting shafts, cams, bearings and a tray, the electric cylinder is fixedly installed on the inner side of the small wheel installation outer plate through the installation supporting seat, the number of the cams is two, the two cams are symmetrically arranged in a gap between the small wheel installation inner plate and the small wheel installation outer plate and are rotationally connected with the small wheel installation inner plate and the small wheel installation outer plate through the bearing shafts, linkage is formed between the two cams through linkage plates, and any one of the cams is rotationally connected with the electric cylinder through the connecting shafts; the tray is located the top of automobile body device, and the four corners department of tray is equipped with the uide pin, is equipped with the guide holder of cooperation uide pin on the outside of steamboat installation planking, and the bearing is installed through the bearing mount pad in its bottom, and the tray passes through the bearing and contacts with the cam top surface.