CN117360355A

CN117360355A - Intelligent AGV (automatic guided vehicle)

Info

Publication number: CN117360355A
Application number: CN202311138543.5A
Authority: CN
Inventors: 姜传博
Original assignee: List Technology Changzhou Co ltd
Current assignee: List Technology Changzhou Co ltd
Priority date: 2023-01-06
Filing date: 2023-09-05
Publication date: 2024-01-09
Also published as: CN115782718A

Abstract

The invention discloses an intelligent AGV (automatic guided vehicle) which comprises a frame main body, a discharging mechanism, a receiving mechanism, a supporting mechanism, a reversing mechanism and a power assembly, wherein the frame main body is provided with a first lifting mechanism and a second lifting mechanism; the unloading mechanism is arranged on the upper side of the frame main body and comprises a roller assembly, the roller assembly is used for bearing the box cargo main body, the roller assembly is hinged with one side of the frame main body, a lifting assembly is arranged on the other side of the roller assembly and used for pushing the roller assembly upwards and enabling the roller assembly to be in an inclined state, and the box cargo main body slides downwards along the roller assembly in the inclined state; the automatic unloading device comprises a frame body, a roller assembly, a cargo receiving mechanism, a supporting mechanism and a lifting mechanism, wherein the cargo receiving mechanism is arranged between the roller assembly and the frame body and comprises a pair of telescopic plates, the telescopic plates are used for receiving the sliding cargo box body and conveying the sliding cargo box body to the ground when extending out, and the supporting mechanism is arranged on the lower side of the frame body and comprises four supporting base plates.

Description

Intelligent AGV (automatic guided vehicle)

Technical Field

The invention relates to the technical field of unmanned vehicles, and provides an intelligent AGV (automatic guided vehicle) load carrying vehicle.

Background

An AGV automatic guiding trolley is a transport trolley which takes a storage battery as a power source, is provided with an electromagnetic, optical or ultrasonic automatic guiding device, can run along a specified guiding path and has a large load function. The AGV trolley has the advantages of good adaptability, good reliability, capability of realizing integration and automation of production and carrying functions, high transportation efficiency, good energy-saving effect, reliable and stable work, flexible and variable use, capability of realizing flexible transportation and the like, and is widely applied to the manufacturing field with higher automation degree.

The existing AGV truck is widely applied in industrial transportation, however, after the box cargo is placed on the truck and transported to a discharge place, because the truck lacks a discharge function, manual carrying and discharging are often needed, so that the fatigue strength of workers is greatly increased, the working efficiency is reduced, or a corresponding discharge mechanism is arranged for auxiliary discharging, but the production cost is greatly increased, the discharge place is limited, and the operation is inconvenient.

Therefore, it is necessary to provide an intelligent AGV truck that can achieve the function of automatic unloading.

Disclosure of Invention

The invention aims to provide an intelligent AGV truck, which aims to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: an intelligent AGV (automatic guided vehicle) comprises a frame main body, a discharging mechanism, a receiving mechanism, a supporting mechanism, a reversing mechanism and a power assembly; wherein:

the unloading mechanism is arranged on the upper side of the frame main body and comprises a roller assembly, the roller assembly is used for bearing the box cargo main body, the roller assembly is hinged with one side of the frame main body, a lifting assembly is arranged on the other side of the roller assembly and used for pushing the roller assembly upwards and enabling the roller assembly to be in an inclined state, and the box cargo main body slides downwards along the roller assembly in the inclined state;

the goods receiving mechanism is arranged between the roller assembly and the frame main body and comprises a pair of expansion plates, and the expansion plates are used for receiving the sliding box goods main body and conveying the sliding box goods main body to the ground when extending out;

the supporting mechanism is arranged at the lower side of the frame main body and comprises four supporting base plates, and the supporting base plates are used for automatically extending to the ground when unloading so as to support the frame main body;

the power assembly is arranged on the lower side of the frame main body and is used for driving the frame main body to move;

the reversing mechanism is arranged on the upper side of the power assembly and is used for rotating the power assembly to reverse movement.

In one embodiment, the roller assembly comprises a plurality of short rollers, the plurality of short rollers are distributed into two rows, the middle sides of the two rows of short rollers are provided with fixed shells, the lower ends of the fixed shells are fixedly connected with the upper ends of the frame main bodies, the two ends of a single row of short rollers are rotationally connected with supporting plates, the lower ends of the supporting plates are contacted with the upper end surfaces of the frame main bodies, the top heights of the short rollers are flush with the top surfaces of the fixed shells, the horizontal heights of the top ends of the supporting plates are lower than the horizontal heights of the top ends of the short rollers, one ends of the supporting plates outside the two rows of short rollers are rotationally connected with a pair of hinge tables, the hinge tables are fixed on one side of the upper end surfaces of the frame main bodies, and the inner sides of the hinge tables are rotationally connected with long rollers;

a connecting roller is arranged between the long roller and the short roller, and two ends of the connecting roller are rotationally connected with the supporting plates on the outer sides of the two rows of short rollers.

In one embodiment, the lifting assembly comprises a plurality of rolling plates, the rolling plates are arranged opposite to the supporting plate, an inclined unfilled corner is arranged at one end of the supporting plate far away from the hinge table, the inclined surface of the inclined unfilled corner is opposite to and contacts with the rolling plates, and the rolling plates are driven by the driving assembly and move along the supporting plate towards the hinge table to lift the supporting plate to form an inclined state.

In one embodiment, a pair of square through grooves are formed in the upper side of the frame main body, the square through grooves are formed in the lower sides of the two rows of short rollers, the telescopic plate slides on the inner sides of the square through grooves, a plurality of rolling cylinders are arranged on the upper sides of the telescopic plate, one end hinge joint of the telescopic plate, which is far away from the hinge table, is provided with a rotating roller, one end hinge joint of the rotating roller is provided with a moving plate, the moving plate is in sliding fit with the two sides of the square through grooves, central rods penetrate through the inner sides of the rotating roller and are provided with central rods, sliding grooves are formed in the two sides of the square through grooves, the central rods extend into the sliding grooves and are in sliding fit with the central rods, one end, which is close to the hinge table, of the square through grooves is provided with inclined chamfer angles, and the lower end of the moving plate is provided with a linear driving component.

In one embodiment, the linear driving assembly comprises a pair of driving plates, the driving plates are fixed at the lower ends of the moving plates, a first threaded rod is arranged at the middle side of each driving plate, two ends of the first threaded rod are rotationally connected with two ends of the inner side of the frame body, the first threaded rod penetrates through the driving plates and is in threaded connection with the driving plates, a pair of guide rods are arranged on the inner side of each driving plate in a penetrating mode, two ends of each guide rod are fixedly connected with the frame body, a first motor is arranged at one end of each threaded rod, and the first motor is fixed on the outer side of the frame body.

In one embodiment, the upper end of the movable plate is provided with a connecting strip, and the upper end of the connecting strip is rotationally connected with the rolling disc.

In one embodiment, the upper end fixedly connected with thread bush of support backing plate, the inboard threaded connection of thread bush has threaded rod two, the upper end fixedly connected with of support backing plate has a plurality of telescopic links one, the outside sliding fit of support backing plate has the support casing, the one end of support casing is fixed in the inboard of frame main part, the upper end of telescopic link one is connected with the up end of support casing, threaded rod two's upper end runs through in the support casing and rather than clearance fit, threaded rod two's upper end fixedly connected with crown gear one, crown gear one's upper end meshing is connected with gear one, the inboard and threaded rod one fixed connection of gear one.

In one embodiment, the power component comprises a plurality of universal wheels and a pair of driving wheels, wherein the universal wheels are fixed on the lower sides of four corners of the frame body, the driving wheels are arranged on the lower sides of the middle sides of the frame body, the driving wheels are connected through a rotating rod, a pair of rotating sleeves are rotatably connected to the outer sides of the rotating rods, a supporting frame is fixedly connected to the upper ends of the rotating sleeves, supporting sleeves are fixedly connected to the middle sides of the supporting frames, a transmission shaft is rotatably connected to the middle sides of the supporting sleeves, a second gear is arranged at the lower ends of the transmission shaft, a second crown gear is fixedly connected to one side of the rotating rod, the upper side of the second crown gear is in meshed connection with the second gear, a first sprocket is arranged at the upper end of the transmission shaft, a second sprocket is arranged on one side of the first sprocket, the first sprocket is connected with the second sprocket through a transmission chain, a second motor is arranged at the lower end of the second sprocket, and the second motor is fixed at the lower end of the frame body.

In one embodiment, the reversing mechanism comprises a steering wheel, a circular through hole is formed in the middle side of the frame main body, the steering wheel is arranged in the circular through hole and is in clearance fit with the circular through hole, the lower end of the steering wheel is fixedly connected with a support frame, the transmission shaft penetrates through the steering wheel, the upper end of the steering wheel is fixedly connected with a clamping ring, a plurality of trapezoid arc grooves are formed in the outer side of the clamping ring, a plurality of trapezoid arc wedges are correspondingly arranged on the lower side of the trapezoid arc grooves, the trapezoid arc grooves and the trapezoid arc wedges are uniformly distributed in a ring shape, and the trapezoid arc wedges are arranged on the outer ring of the circular through hole and are fixedly connected with the frame main body;

the upper end of the transmission shaft is provided with a straight key groove, and the first chain wheel is in sliding fit with the straight key groove;

the lower side of frame main part has seted up annular spout, the upper end both sides fixedly connected with of support frame is to flexible post, the outside of flexible post is provided with the spring one, and is single to the upper end of flexible post is provided with the arc fastener, the both ends of spring one are connected with support frame and arc fastener respectively, the arc fastener sets up and slides in annular spout.

In one embodiment, a first electromagnetic ring is arranged at the penetrating position of the transmission shaft and the steering wheel, the outer side of the first electromagnetic ring is fixedly connected with the steering wheel, the inner side of the first electromagnetic ring is rotationally connected with the transmission shaft, and the transmission shaft is made of magnetic metal;

the inner side of the second gear is fixedly connected with an electromagnet ring II, and the inner side of the electromagnet ring II is rotationally connected with the lower end of the transmission shaft.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the unloading mechanism is arranged, so that the box cargo main body is conveniently unloaded, when the box cargo main body is loaded and transported, the box cargo main body is placed on the roller assembly, when the box cargo main body is required to be unloaded, one end of the roller assembly is lifted upwards through the lifting assembly, the other end of the roller assembly is hinged with the frame main body, so that the roller assembly inclines to one side, the box cargo main body at the upper side slides downwards along the inclined roller assembly, the expansion plate in the cargo receiving mechanism stretches out, the box cargo main body falls on the expansion plate and slides downwards along the expansion plate, finally falls on the ground, the automatic unloading function is completed, manual carrying or corresponding auxiliary unloading of the unloading assembly is not required, the cost is saved, and as the box cargo main body slides down, a certain reaction force is caused for the frame main body, the supporting mechanism is arranged at the four corners of the frame main body, the supporting backing plate downwards extends out and contacts with the ground, the frame main body is replaced by wheels, the stability of the frame main body is greatly improved, and the unloading is convenient.

Drawings

Technical solutions and other advantageous effects of the present application will be made apparent from the following detailed description of specific embodiments of the present application with reference to the accompanying drawings.

In the drawings:

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

FIG. 2 is a bottom perspective view of the present invention;

FIG. 3 is a schematic perspective view of the present invention in a discharge position;

FIG. 4 is a side view of the present invention;

FIG. 5 is a schematic view in front cross-section of the present invention;

FIG. 6 is a schematic cross-sectional view of the discharge mechanism of the present invention;

FIG. 7 is an enlarged partial schematic view of area A of FIG. 6;

FIG. 8 is a schematic perspective view of a chute according to the present invention;

FIG. 9 is a schematic side cross-sectional view of the present invention;

FIG. 10 is a schematic perspective view of a power assembly of the present invention;

FIG. 11 is a schematic cross-sectional view of a power assembly of the present invention;

FIG. 12 is a schematic perspective view of a trapezoidal arc wedge of the present invention;

in the figure: 1. a discharge mechanism; 101. a short drum; 102. a support plate; 103. a hinge stand; 104. a long roller; 105. a fixed case; 106. a connecting roller; 107. a rolling disc; 108. tilting the unfilled corner; 109. a connecting strip;

2. a receiving mechanism; 201. a telescoping plate; 202. a rolling cylinder; 203. a rotating roller; 204. a moving plate; 205. a chute; 206. a central rod; 207. a driving plate; 208. a first threaded rod; 209. a guide rod;

3. a support mechanism; 301. a support backing plate; 302. a second threaded rod; 303. a thread sleeve; 305. a support housing; 306. a crown gear I; 307. a first gear;

4. a reversing mechanism; 401. a steering wheel; 402. an electromagnet ring I; 404. a snap ring; 405. a telescopic column; 406. an arc-shaped clamping piece; 407. an electromagnet ring II;

5. a power assembly; 501. a driving wheel; 502. a universal wheel; 503. a rotating lever; 504. a crown gear II; 505. a second gear; 506. a rotating sleeve; 507. a support; 508. a support sleeve; 509. a transmission shaft; 510. a sprocket I; 511. a second chain wheel;

6. a frame main body; 601. square through groove; 602. a trapezoidal arc wedge; 604. an annular chute;

7. a cargo body;

9. a first motor; 901. and a second motor.

Detailed Description

The following disclosure provides many different embodiments or examples for implementing different structures of the present application. In order to simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not in themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

Referring to fig. 1-12, the present invention provides the following technical solutions: an intelligent AGV truck comprises a truck frame main body 6, a discharging mechanism 1, a receiving mechanism 2, a supporting mechanism 3, a reversing mechanism 4 and a power assembly 5; wherein:

the unloading mechanism 1 is arranged on the upper side of the frame main body 6, the unloading mechanism 1 comprises a roller assembly, the roller assembly is used for bearing the box cargo main body 7, the roller assembly is hinged with one side of the frame main body 6, the other side of the roller assembly is provided with a lifting assembly, the lifting assembly is used for pushing the roller assembly upwards and enabling the roller assembly to be in an inclined state, and the box cargo main body 7 slides downwards along the roller assembly in the inclined state;

the goods receiving mechanism 2 is arranged between the roller assembly and the frame main body 6, and the goods receiving mechanism 2 comprises a pair of telescopic plates 201, and the telescopic plates 201 are used for receiving the sliding box goods main body 7 and conveying the box goods main body 7 to the ground when extending;

the supporting mechanism 3 is arranged at the lower side of the frame main body 6, and the supporting mechanism 3 comprises four supporting base plates 301, wherein the supporting base plates 301 are used for automatically extending to the ground when unloading so as to support the frame main body 6;

the power assembly 5 is arranged at the lower side of the frame main body 6, and the power assembly 5 is used for driving the frame main body 6 to move;

the reversing mechanism 4 is arranged on the upper side of the power assembly 5, and the reversing mechanism 4 is used for rotating the power assembly 5 to reverse the movement.

Specifically, when the frame main body 6 carries out load transportation, a worker firstly places the box cargo main body 7 on the roller assembly of the unloading mechanism 1, drives the frame main body 6 and the box cargo main body 7 to carry out moving transportation through the power assembly 5, is provided with the reversing mechanism 4 to rotate in the moving direction, when the place is reached and unloading is needed, one end of the roller assembly is lifted upwards through the lifting assembly, the other end of the roller assembly is hinged with the frame main body 6, the roller assembly on the frame main body 6 inclines towards the side, the box cargo main body 7 on the upper side slides downwards along the roller assembly in an inclined state, the expansion plate 201 in the cargo receiving mechanism 2 at the moment stretches out and the lower end of the expansion plate contacts with the ground, the box cargo main body 7 falls on the expansion plate 201 and slides downwards along the expansion plate 201 to finally fall on the ground to finish the function of automatic unloading, manual carrying or auxiliary unloading of a corresponding unloading assembly are not needed, the working efficiency is improved, the cost is saved, and the automatic unloading is not limited due to the fact that the automatic unloading can be performed, the operation is more convenient, a certain reaction force can be caused to the frame main body 6 when the box cargo main body 7 slides off from the frame main body 6, at the moment, the supporting mechanism 3 is arranged at four corners of the frame main body 6, the supporting base plate 301 is downwards extended to contact with the ground to replace wheels to support the frame main body 6, the stability of the frame main body 6 is greatly improved, and the automatic unloading is facilitated.

The roller assembly comprises a plurality of short rollers 101, the short rollers 101 are distributed in two rows, the middle sides of the two rows of short rollers 101 are provided with fixed shells 105, the lower ends of the fixed shells 105 are fixedly connected with the upper end of a frame main body 6, the two ends of a single row of short rollers 101 are rotationally connected with support plates 102, the lower ends of the support plates 102 are contacted with the upper end face of the frame main body 6, the top ends of the short rollers 101 are arranged in a flush manner with the top face of the fixed shells 105, the horizontal height of the top ends of the support plates 102 is lower than that of the top ends of the short rollers 101, one ends of the support plates 102 outside the two rows of short rollers 101 are rotationally connected with a pair of hinge platforms 103, the hinge platforms 103 are fixed on one side of the upper end face of the frame main body 6, and the inner sides of the hinge platforms 103 are rotationally connected with long rollers 104;

a connecting roller 106 is arranged between the long roller 104 and the short roller 101, and two ends of the connecting roller 106 are rotatably connected with the supporting plates 102 outside the two rows of short rollers 101.

Specifically, when the box cargo main body 7 is placed on the roller assembly, the box cargo main body 7 is supported by the two rows of short rollers 101 and the middle side fixing shell 105, because the top ends of the short rollers 101 are flush with the top surface of the fixing shell 105, the box cargo main body 7 and the fixing shell 105 are kept in contact, and cannot slide on the frame main body 6 at will due to the short rollers 101, the two rows of short rollers 101 are connected by the connecting roller 106, so that the two rows of short rollers 101 are synchronously inclined, the stability is improved, when one ends of the two rows of short rollers 101 are lifted upwards by the lifting assembly, the other ends of the supporting plates 102 take the long rollers 104 as rotation axes, the two rows of short rollers 101 are inclined (as shown in fig. 6), and the box cargo main body 7 slides along the inclined two rows of short rollers 101 towards the long rollers 104 under the action of self gravity, and finally falls into the cargo receiving mechanism 2.

The lifting assembly comprises a plurality of rolling discs 107, the rolling discs 107 are oppositely arranged with the supporting plate 102, one end of the supporting plate 102 far away from the hinge platform 103 is provided with an inclined unfilled corner 108, the inclined surface of the inclined unfilled corner 108 is oppositely contacted with the rolling discs 107, and the rolling discs 107 are driven by the driving assembly to move towards the hinge platform 103 along the supporting plate 102 and lift the supporting plate 102 to form an inclined state.

Specifically, an inclined unfilled corner 108 is arranged at one end of the supporting plate 102 far away from the hinge, a plurality of rolling discs 107 are arranged, the inclined surface of the inclined unfilled corner 108 is used as a starting point, the rolling discs are driven by a driving assembly to roll along the upper end face of the frame main body 6, the upper ends of the rolling discs 107 correspond to the supporting plate 102, the rolling discs 107 jack up the supporting plate 102 through the inclined unfilled corner 108 and continuously move towards the hinge table 103 along with the supporting plate, the upper ends of the rolling discs are always kept in contact with the supporting plate 102, so that the angle between the supporting plate 102 and the frame main body 6 is gradually increased, the roller assemblies are lifted to be in an inclined state, the box main body 7 slides down, when the box main body needs to be reset, only the rolling discs 107 need to be reset, the roller assemblies at the upper ends also follow the rolling discs 107 and are finally flush with the upper end face of the frame main body 6, and the next load transportation is convenient.

The arrangement is beneficial to saving the volume of the lifting mechanism, the lifting work of the roller assembly can be realized through the rolling disc 107 with smaller volume, and the structural load of the frame main body 6 is lightened.

A pair of square through grooves 601 are formed in the upper side of the frame main body 6, the square through grooves 601 are formed in the lower sides of the two rows of short rollers 101, the telescopic plate 201 slides in the inner sides of the square through grooves 601, a plurality of rolling cylinders 202 are arranged on the upper side of the telescopic plate 201, one end of the telescopic plate 201, which is far away from the hinge platform 103, is hinged with a rotary roller 203, one end of the rotary roller 203 is hinged with a movable plate 204, the movable plate 204 is in sliding fit with two sides of the square through grooves 601, a center rod 206 penetrates through the inner sides of the rotary roller 203, sliding grooves 205 are formed in the two sides of the square through grooves 601, the center rod 206 extends into the sliding grooves 205 and is in sliding fit with the center rod, one end, which is close to the hinge platform 103, of the square through grooves 601 is arranged into a bevel chamfer, and the lower end of the movable plate 204 is provided with a linear driving assembly.

Specifically, offer square logical groove 601 at frame main part 6 up end, set up the expansion plate 201 and sink into square logical inslot 601 again, be convenient for practice thrift the space, reduce the volume of truck, and the expansion plate 201 corresponds two rows of short cylinders 101 settings of upper end, the position accuracy when guaranteeing to receive goods, through sharp drive assembly, drive movable plate 204 and slide in square logical inslot 601, movable plate 204 promotes roller 203 and expansion plate 201 and moves towards the direction of box cargo main body 7 landing, center rod 206 in roller 203 then slide along spout 205, until center rod 206 moves to the end of spout 205, the expansion plate 201 of this moment has also left square logical inslot 601's scope, stretch out the outside of frame main part 6 completely, under the hinge effect of expansion plate 201 and roller 203, make expansion plate 201 under self gravity effect, use roller 203 as the axis downwards rotation, one end and ground contact, be incline (as shown in fig. 6), and box cargo main body 7 slides from incline state's cylinder subassembly, fall on the expansion plate 201, and along the direction of incline, and drive plate 201, reset need be convenient for setting up the side of a plurality of roll, reset plate 201, reset plate can be accomplished in the time, the side of the reverse direction of the side of the expansion plate is convenient for setting up the side of the square board of the expansion plate 201, can be accomplished, reset along the side of the automatic line 202, reset plate is required to reset plate 201, and reset plate is reset, can be accomplished in the side line can be accomplished, and can be reset, and can be accomplished by the line reset, and can be reset, and has a convenient, and has a function.

The linear driving assembly comprises a pair of driving plates 207, the driving plates 207 are fixed at the lower ends of the moving plates 204, a first threaded rod 208 is arranged at the middle side of each driving plate 207, two ends of each first threaded rod 208 are rotatably connected with two ends of the inner side of the frame main body 6, the first threaded rod 208 penetrates through the driving plates 207 and is in threaded connection with the driving plates 207, a pair of guide rods 209 penetrate through the inner side of each driving plate 207, two ends of each guide rod 209 are fixedly connected with the frame main body 6, a first motor 9 is arranged at one end of each first threaded rod 208, and the first motor 9 is fixed on the outer side of the frame main body 6.

Specifically, the first motor 9 is started to drive the first threaded rod 208 to rotate, the first threaded rod 208 is in threaded connection with the driving plate 207, the driving plate 207 moves along the guiding rod 209 under the guiding action of the guiding rod 209, and the driving plate 207 drives the moving plate 204 to move, so that the extension and recovery of the expansion plate 201 are realized.

The upper end of the moving plate 204 is provided with a connecting bar 109, and the upper end of the connecting bar 109 is rotatably connected with the rolling disc 107.

Specifically, through connecting strip 109, with movable plate 204 and rolling disc 107 are connected for when drive plate 207 drove movable plate 204 and remove, also drive rolling disc 107 simultaneously and remove, the straight line drive assembly is when driving expansion plate 201 and stretch out, also synchronous drive rolling disc 107 removes and jack up the cylinder subassembly for incline the state, the same reason when needing to reset has realized discharge mechanism 1 and receiving mechanism 2 and has carried out synchronous work with a drive assembly, has saved the drive cost, and the synchronism is strong, accomplish the integration work of unloading automatically.

The upper end fixedly connected with screw sleeve 303 of support backing plate 301, the inboard threaded connection of screw sleeve 303 has threaded rod two 302, the upper end fixedly connected with of support backing plate 301 a plurality of telescopic links one, the outside sliding fit of support backing plate 301 has support casing 305, the one end of support casing 305 is fixed in the inboard of frame main part 6, the upper end of telescopic link one is connected with the up end of support casing 305, the upper end of threaded rod two 302 runs through in support casing 305 and with its clearance fit, the upper end fixedly connected with crown gear one 306 of threaded rod two 302, the upper end meshing of crown gear one 306 is connected with gear one 307, the inboard of gear one 307 and threaded rod one 208 fixed connection.

Specifically, when the first threaded rod 208 rotates, the first gears 307 at two ends are driven to rotate, the first gears 307 are meshed with the first crown gears 306, so that the first crown gears 306 and the second threaded rod 302 are driven to rotate, the second threaded rod 302 is in threaded connection with the threaded sleeve 303, under the guiding action of the first telescopic rod, the supporting base plate 301 in the supporting shell 305 moves downwards to contact with the ground, the frame main body 6 is supported, the stability of the truck is enhanced, the first threaded rod 208 drives the moving plate 204 and the rolling disc 107 to move, and meanwhile, the second threaded rod 302 is driven to rotate, namely, the first threaded rod 208 drives the roller assembly and the telescopic plate 201 to discharge, meanwhile, the supporting base plate 301 is driven to enhance stability, the synchronism is good, the unloading mechanism 1, the receiving mechanism 2 and the supporting mechanism 3 are driven by one motor 9 at the same time, the motor utilization rate is greatly improved, and the cost is saved.

The power assembly 5 comprises a plurality of universal wheels 502 and a pair of driving wheels 501, wherein the universal wheels 502 are fixed on the lower sides of four corners of the frame main body 6, the driving wheels 501 are arranged on the lower sides of the middle sides of the frame main body 6, the driving wheels 501 are connected through a rotating rod 503, a pair of rotating sleeves 506 are rotatably connected to the outer sides of the rotating rod 503, supporting frames 507 are fixedly connected to the upper ends of the rotating sleeves 506, supporting sleeves 508 are fixedly connected to the middle sides of the supporting frames 507, a transmission shaft 509 is rotatably connected to the middle sides of the supporting sleeves 508, a second gear 505 is arranged at the lower end of the transmission shaft 509, a crown gear 504 is fixedly connected to one side of the rotating rod 503, the upper side of the crown gear 504 is in meshed connection with the second gear 505, a first sprocket 510 is arranged at the upper end of the transmission shaft 509, a second sprocket 511 is arranged at one side of the sprocket 510, the first sprocket 510 is connected with the second sprocket 511 through a transmission chain, a second motor 901 is arranged at the lower end of the second sprocket 511, and the second motor 901 is fixed at the lower end of the frame main body 6.

Specifically, when the frame body 6 is required to move, the second motor 901 is started to drive the second sprocket 511 to rotate, the second sprocket 511 drives the first sprocket 510 to rotate through chain transmission, the first sprocket 510 drives the transmission shaft 509 and the second gear 505 to rotate, the support sleeve 508 supports the transmission shaft 509, stability of transmission is enhanced, the second gear 505 is meshed with the second crown gear 504, the second crown gear 504 drives the rotation rod 503 and the driving wheel 501 to rotate, and under the auxiliary action of the universal wheels 502, the frame body 6 is driven to move, and the rotation sleeve 506 is arranged to position and support the rotation rod 503.

The reversing mechanism 4 comprises a steering wheel 401, a circular through hole is formed in the middle side of the frame main body 6, the steering wheel 401 is arranged in the circular through hole and is in clearance fit with the circular through hole, the lower end of the steering wheel 401 is fixedly connected with a supporting frame 507, a transmission shaft 509 penetrates through the steering wheel 401, the upper end of the steering wheel 401 is fixedly connected with a clamping ring 404, a plurality of trapezoid arc grooves are formed in the outer side of the clamping ring 404, a plurality of trapezoid arc wedges 602 are correspondingly arranged on the lower side of the trapezoid arc grooves, the trapezoid arc grooves and the trapezoid arc wedges 602 are uniformly distributed in a ring shape, and the trapezoid arc wedges 602 are arranged on the outer ring of the circular through hole and are fixedly connected with the frame main body 6;

the upper end of the transmission shaft 509 is provided with a straight key groove, and the first chain wheel 510 is in sliding fit with the straight key groove;

the annular chute 604 has been seted up to the downside of frame main part 6, and the upper end both sides fixedly connected with of support 507 is to flexible post 405 of two pairs, and the outside of flexible post 405 is provided with first spring, and the upper end of single flexible post 405 of pair is provided with arc fastener 406, and first spring's both ends are connected with support 507 and arc fastener 406 respectively, and arc fastener 406 sets up and slides in annular chute 604.

Specifically, the steering wheel 401 is disposed at the center of the frame body 6, and the lower side is connected with the supporting frame 507, when the moving direction needs to be converted, only the steering wheel 401 needs to be rotated, the steering wheel 401 drives the supporting frame 507, the rotating sleeve 506, the rotating rod 503 and the driving wheel 501 to rotate by taking the transmission shaft 509 as the axis, so that the advancing direction of the driving wheel 501 is changed, the steering wheel can move towards a new direction, and the frame body 6 and the box cargo main body 7 carried by the frame body are kept motionless, and the steering wheel is not rotated, so that the loss of driving force during rotation is reduced, and the stability during transportation of the box cargo main body 7 is ensured;

in order to avoid friction between the driving wheel 501 and the ground during reversing, a clamping ring 404 and a trapezoidal arc wedge 602 are arranged, when the steering wheel 401 rotates, the clamping ring 404 is driven to rotate, a trapezoidal arc groove is formed on the clamping ring 404 and corresponds to the trapezoidal arc wedge 602 fixed on the frame main body 6, when the clamping ring 404 rotates, the trapezoidal arc wedge 602 is fixed, the trapezoidal arc groove of the clamping ring 404 moves upwards while rotating along the inclined plane of the trapezoidal arc wedge 602, so that when the clamping ring 404 rotates, the power components 5 such as the steering wheel 401, the support 507, the transmission shaft 509, the driving wheel 501 and the like are driven to move upwards for a small distance, thereby separating the driving wheel 501 from the ground and avoiding friction, and when the support 507 rotates, the telescopic column 405 and the arc clamping piece 406 are driven to rotate together, the arc clamping piece 406 rotates along the annular chute 604 and props against the support 507 through the first spring, when the support 507 is shifted upwards during reversing, the first spring is compressed, after the support 507 is adjusted to the corresponding direction, the clamping ring 404 is clamped into the trapezoidal arc wedge 602 again under the reset action of the first spring to position, the driving wheel 501 is also contacted with the ground again, the reversing can be completed, and the reversing of various angles can be realized only by setting the number and the direction of the trapezoidal arc wedge 602 and the trapezoidal arc groove, so that the movement of various directions can be carried out, and the universality is strong.

And because the transmission shaft 509 also moves upwards along with the support frame 507 during reversing, a straight key slot is formed in the upper side, so that when the transmission shaft 509 moves upwards, the first chain wheel 510 slides along the straight key slot, the position of the first chain wheel 510 is kept unchanged, the first chain wheel 510 is not influenced to drive the transmission shaft 509 to rotate, and the practicability is high.

An electromagnet ring I402 is arranged at the penetrating position of the transmission shaft 509 and the steering wheel 401, the outer side of the electromagnet ring I402 is fixedly connected with the steering wheel 401, the inner side of the electromagnet ring I402 is rotationally connected with the transmission shaft 509, and the transmission shaft 509 is made of magnetic metal;

the inner side of the gear II 505 is fixedly connected with an electromagnet ring II 407, and the inner side of the electromagnet ring II 407 is rotationally connected with the lower end of the transmission shaft 509.

Specifically, when the transmission shaft 509 rotates, the first electromagnetic ring 402 is powered off, the second electromagnetic ring 407 is powered on, so that the second electromagnetic ring 407 and the transmission shaft 509 are mutually adsorbed together, and the second gear 505 is connected with the transmission shaft 509 into a whole, so that the transmission shaft 509 drives the second gear 505 to rotate, and the driving wheel 501 is driven to rotate, and the frame main body 6 is driven to move, and when the first electromagnetic ring 402 is powered off and separated from the transmission shaft 509, the transmission shaft 509 does not drive the steering wheel 401 to rotate together, namely, the steering wheel 401 is not subjected to reversing, and conversely, when the first electromagnetic ring 402 is powered on, the second electromagnetic ring 407 is powered off, the transmission shaft 509 drives the steering wheel 401 to rotate so as not to drive the driving wheel 501 to rotate, namely, the transmission shaft 509 can be realized through the on-off of the two electromagnetic rings, and the frame main body 6 can be driven to move and reverse, so that the utilization rate is improved, and the cost is saved.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; may be directly connected, may be in communication with the interior of two elements or may be in interaction with two elements. The meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing has described in detail the embodiments of the present application, and specific examples have been used herein to illustrate the principles and embodiments of the present application, where the foregoing examples are merely for aiding in understanding the technical solutions and core ideas of the present application; those of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An intelligent AGV (automatic guided vehicle) comprises a frame main body (6), a discharging mechanism (1), a receiving mechanism (2), a supporting mechanism (3), a reversing mechanism (4) and a power assembly (5); wherein:

the unloading mechanism (1) is arranged on the upper side of the frame main body (6), the unloading mechanism (1) comprises a roller assembly, the roller assembly is used for bearing the box cargo main body (7), the roller assembly is hinged with one side of the frame main body (6), the other side of the roller assembly is provided with a lifting assembly, the lifting assembly is used for pushing the roller assembly upwards and enabling the roller assembly to be in an inclined state, and the box cargo main body (7) slides downwards along the roller assembly in the inclined state;

the goods receiving mechanism (2) is arranged between the roller assembly and the frame main body (6), the goods receiving mechanism (2) comprises a pair of expansion plates (201), and the expansion plates (201) are used for receiving the sliding box goods main body (7) and conveying the sliding box goods main body to the ground when extending out;

the supporting mechanism (3) is arranged at the lower side of the frame main body (6), the supporting mechanism (3) comprises four supporting base plates (301), and the supporting base plates (301) are used for automatically extending to the ground when unloading so as to support the frame main body (6);

the power assembly (5) is arranged on the lower side of the frame main body (6), and the power assembly (5) is used for driving the frame main body (6) to move;

the reversing mechanism (4) is arranged on the upper side of the power assembly (5), and the reversing mechanism (4) is used for rotating the power assembly (5) to perform reversing of movement.

2. The intelligent AGV truck of claim 1 wherein: the roller assembly comprises a plurality of short rollers (101), wherein the short rollers (101) are distributed into two rows, the middle sides of the two rows of short rollers (101) are provided with fixed shells (105), the lower ends of the fixed shells (105) are fixedly connected with the upper ends of the frame main bodies (6), the two ends of the single row of short rollers (101) are rotationally connected with support plates (102), the lower ends of the support plates (102) are contacted with the upper end surfaces of the frame main bodies (6), the top ends of the short rollers (101) are arranged in a flush manner with the top surface of the fixed shells (105), the horizontal heights of the top ends of the support plates (102) are lower than the horizontal heights of the top ends of the short rollers (101), one ends of the support plates (102) outside the two rows of short rollers (101) are rotationally connected with a pair of hinge tables (103), the hinge tables (103) are fixed on one side of the upper end surfaces of the frame main bodies (6), and the inner sides of the hinge tables (103) are rotationally connected with long rollers (104).

A connecting roller (106) is arranged between the long roller (104) and the short roller (101), and two ends of the connecting roller (106) are rotatably connected with the supporting plates (102) outside the two rows of short rollers (101).

3. The intelligent AGV truck of claim 2 wherein: the lifting assembly comprises a plurality of rolling discs (107), the rolling discs (107) are oppositely arranged with the supporting plate (102), one end, far away from the hinge table (103), of the supporting plate (102) is provided with an inclined unfilled corner (108), the inclined surface of the inclined unfilled corner (108) is opposite to and contacts with the rolling discs (107), and the rolling discs (107) are driven by the driving assembly and move towards the hinge table (103) along the supporting plate (102) and lift the supporting plate (102) to form an inclined state.

4. The intelligent AGV truck of claim 3 wherein: a pair of square logical groove (601) has been seted up to the upside of frame main part (6), square logical groove (601) set up in the downside of two rows of short cylinders (101), expansion plate (201) are in the inboard slip of square logical groove (601), the upside of expansion plate (201) is provided with a plurality of rolling cylinders (202), the one end hinged joint that hinge stand (103) was kept away from to expansion plate (201) has runner (203), the one end hinged joint of runner (203) has movable plate (204), the both sides sliding fit of movable plate (204) and square logical groove (601), the inboard of runner (203) is run through and is provided with center pole (206), spout (205) have been seted up to the both sides of square logical groove (601), center pole (206) extend into spout (205) and rather than sliding fit, the one end that square logical groove (601) is close to hinge stand (103) sets up to the chamfer, the lower extreme of movable plate (204) is provided with sharp drive assembly.

5. The intelligent AGV truck of claim 4 wherein: the linear driving assembly comprises a pair of driving plates (207), the driving plates (207) are fixed at the lower ends of the moving plates (204), a first threaded rod (208) is arranged at the middle side of each driving plate (207), two ends of the first threaded rod (208) are rotationally connected with two ends of the inner side of the frame main body (6), the first threaded rod (208) penetrates through the driving plates (207) and is in threaded connection with the driving plates, a pair of guide rods (209) are arranged on the inner side of each driving plate (207) in a penetrating mode, two ends of each guide rod (209) are fixedly connected with the frame main body (6), one end of each threaded rod (208) is provided with a first motor (9), and the first motor (9) is fixed on the outer side of the frame main body (6).

6. The intelligent AGV truck of claim 4 wherein: the upper end of the moving plate (204) is provided with a connecting strip (109), and the upper end of the connecting strip (109) is rotationally connected with the rolling disc (107).

7. The intelligent AGV truck of claim 5 wherein: the novel bicycle is characterized in that the upper end of the supporting base plate (301) is fixedly connected with the threaded sleeve (303), the inner side of the threaded sleeve (303) is in threaded connection with the threaded rod II (302), the upper end of the supporting base plate (301) is fixedly connected with the first telescopic rods, the outer sides of the supporting base plate (301) are in sliding fit with the supporting shell (305), one end of the supporting shell (305) is fixed on the inner side of the bicycle frame main body (6), the upper end of the first telescopic rods is connected with the upper end face of the supporting shell (305), the upper end of the threaded rod II (302) penetrates through the supporting shell (305) and is in clearance fit with the supporting shell, the upper end of the threaded rod II (302) is fixedly connected with the first crown gears (306), the upper ends of the first crown gears (306) are in meshed connection with the first gears (307), and the inner sides of the first gears (307) are fixedly connected with the first threaded rods (208).

8. The intelligent AGV truck of claim 1 wherein: the power component (5) comprises a plurality of universal wheels (502) and a pair of driving wheels (501), wherein the universal wheels (502) are fixed at the lower sides of four corners of the frame main body (6), the driving wheels (501) are arranged at the lower sides of the middle side of the frame main body (6), the driving wheels (501) are connected through a rotating rod (503), a pair of rotating sleeves (506) are rotatably connected to the outer side of the rotating rod (503), the upper end of the rotating sleeve (506) is fixedly connected with a supporting frame (507), the middle side of the support frame (507) is fixedly connected with a support sleeve (508), the middle side of the supporting sleeve (508) is rotatably connected with a transmission shaft (509), the lower end of the transmission shaft (509) is provided with a gear II (505), one side of the rotating rod (503) is fixedly connected with a crown gear II (504), the upper side of the crown gear II (504) is connected with the gear II (505) in a meshed manner, the upper end of the transmission shaft (509) is provided with a sprocket I (510), a sprocket II (511) is arranged on one side of the sprocket I (510), the first chain wheel (510) is connected with the second chain wheel (511) through a transmission chain, a second motor (901) is arranged at the lower end of the second chain wheel (511), the second motor (901) is fixed at the lower end of the frame main body (6).

9. The intelligent AGV truck of claim 8 wherein: the reversing mechanism (4) comprises a steering wheel (401), a circular through hole is formed in the middle side of the frame main body (6), the steering wheel (401) is arranged in the circular through hole and is in clearance fit with the circular through hole, the lower end of the steering wheel (401) is fixedly connected with a supporting frame (507), a transmission shaft (509) penetrates through the steering wheel (401), the upper end of the steering wheel (401) is fixedly connected with a clamping ring (404), a plurality of trapezoid arc grooves are formed in the outer side of the clamping ring (404), a plurality of trapezoid arc wedges (602) are correspondingly arranged on the lower side of the trapezoid arc grooves, the trapezoid arc wedges (602) are uniformly distributed in a ring shape, and the trapezoid arc wedges (602) are arranged on the outer ring of the circular through hole and are fixedly connected with the frame main body (6);

the upper end of the transmission shaft (509) is provided with a straight key groove, and the sprocket I (510) is in sliding fit with the straight key groove;

annular spout (604) have been seted up to the downside of frame main part (6), the upper end both sides fixedly connected with of support frame (507) are to flexible post (405), the outside of flexible post (405) is provided with first spring, and is single to the upper end of flexible post (405) is provided with arc fastener (406), the both ends of first spring are connected with support frame (507) and arc fastener (406) respectively, arc fastener (406) set up and slide in annular spout (604).

10. The intelligent AGV truck of claim 9 wherein: an electromagnetic ring I (402) is arranged at the penetrating position of the transmission shaft (509) and the steering wheel (401), the outer side of the electromagnetic ring I (402) is fixedly connected with the steering wheel (401), the inner side of the electromagnetic ring I (402) is rotationally connected with the transmission shaft (509), and the transmission shaft (509) is made of magnetic metal;

the inner side of the gear II (505) is fixedly connected with an electromagnet ring II (407), and the inner side of the electromagnet ring II (407) is rotationally connected with the lower end of the transmission shaft (509).