阅读说明：本技术 一种用于智能物流的高效型agv小车充电装置 (A high-efficient type AGV dolly charging device for intelligent commodity circulation ) 是由 黄娉 于 2019-10-11 设计创作，主要内容包括：本发明涉及一种用于智能物流的高效型AGV小车充电装置,包括充电座和两个斜坡,充电座的上方设有开口,开口内设有若干充电块,充电块的中心处的上方设有第一凹口,第一凹口内设有充电机构,充电块的下方设有支撑机构,该用于智能物流的高效型AGV小车充电装置通过充电机构不仅可规范并固定小车的位置,防止小车脱离充电位置,同时缩小充电线圈与小车之间的距离,方便对小车快速充电,不仅如此,通过支撑机构便于调整各个充电块的高度,便于同时对多辆小车充电,并方便其他车辆通过设备,设备安装在小车运输路径上,在充电完毕后可立即离开设备进行运输,便于物流系统高效运行,从而提高了设备的实用性。(The invention relates to a high-efficiency AGV charging device for intelligent logistics, which comprises a charging seat and two slopes, wherein an opening is arranged above the charging seat, a plurality of charging blocks are arranged in the opening, a first notch is arranged above the center of each charging block, a charging mechanism is arranged in the first notch, and a supporting mechanism is arranged below each charging block, the charging mechanism can standardize and fix the position of a trolley, prevent the trolley from being separated from a charging position, simultaneously reduce the distance between a charging coil and the trolley, facilitate the quick charging of the trolley, facilitate the height adjustment of each charging block by the supporting mechanism, facilitate the simultaneous charging of a plurality of trolleys and the passing of other vehicles by devices, the devices are arranged on a trolley transportation path, can be immediately separated from the devices for transportation after the charging is finished, facilitate the high-efficiency operation of a logistics system, thereby improving the practicability of the equipment.)

1. The utility model provides a high-efficient type AGV dolly charging device for intelligent commodity circulation, its characterized in that, includes charging seat (1) and two slopes (2), and two slopes (2) are fixed respectively in the both sides on the upper portion of charging seat (1), the top of charging seat (1) is equipped with the opening, be equipped with a plurality of charging pieces (3) in the opening, charging piece (3) from the top distributes in charging seat (1), the periphery and the open-ended inner wall sealing connection of charging piece (3), the top of the center department of charging piece (3) is equipped with first notch, be equipped with in the first notch and fill motor (18) structure, the below of charging piece (3) is equipped with supporting mechanism, be equipped with antenna and PLC in charging seat (1), the antenna is connected with the PLC electricity;

the charger (18) mechanism comprises a lifting assembly, a lifting plate (4), a spring (5), a charging coil (6) and two positioning assemblies, the lifting plate (4) is arranged at the bottom of the first notch through the lifting assembly, the charging coil (6) is arranged above the lifting plate (4) through the spring (5), two sides of the spring (5) are provided with limiting assemblies, the two positioning assemblies are respectively arranged at two sides of the upper part of the charging plate, the positioning assemblies comprise a positioning plate (7), a support rod (8) and a fixing shaft (9), the fixing shaft (9) is fixed below the charging coil (6), a strip-shaped opening is formed in the positioning plate (7), the fixing shaft (9) is positioned at the inner side of the strip-shaped opening, the positioning plate (7) is abutted against the lower part of the charging coil (6), the positioning plate (7) is hinged with the lifting plate (4) through the support rod (8), the spring (5) is in a compressed state, and the charging coil (6) is electrically connected with the PLC;

the supporting mechanism comprises four supporting components, the four supporting components are arranged at four corners of the lower portion of the charging block (3) respectively, the supporting components comprise a translation unit, a translation block (10), a positioning block (11), an expansion bracket (12), a sliding block (13) and a sliding rail (14), the sliding rail (14) is U-shaped, two ends of the sliding rail (14) are fixed below the charging block (3), the sliding block (13) is sleeved at the horizontal position of the sliding rail (14), two sides of the top end of the expansion bracket (12) are hinged to the sliding block (13) and the charging block (3) respectively, two sides of the bottom end of the expansion bracket (12) are hinged to the translation block (10) and the positioning block (11) respectively, the positioning block (11) is fixed below the charging block (3), and the translation unit is in transmission connection with the translation block (10).

2. The AGV charging device for intelligent logistics according to claim 1, wherein the lifting assembly comprises an electric push rod (15), the electric push rod (15) is electrically connected with the PLC, the bottom end of the electric push rod (15) is fixed at the bottom of the first recess, and the top end of the electric push rod (15) is fixedly connected with the lifting plate (4).

3. The AGV charging device for intelligent logistics according to claim 1, wherein the limiting component comprises a limiting block (16) and a limiting rod (17), the limiting block (16) is fixed below the charging coil (6) through the limiting rod (17), and the lifting plate (4) is sleeved on the limiting rod (17).

4. The efficient AGV charging device for intelligent logistics according to claim 1, wherein the translation unit comprises a motor (18) and a screw rod (19), the motor (18) is located below the charging block (3), the motor (18) is electrically connected with the PLC, the motor (18) is in transmission connection with one end of the screw rod (19), the other end of the screw rod (19) is arranged in the positioning block (11), the translation block (10) is sleeved on the screw rod (19), and a connection part of the translation block (10) and the screw rod (19) is provided with a thread matched with the screw rod (19).

5. The AGV charging device for intelligent logistics according to claim 4, wherein the lead screw (19) is provided with an anti-corrosion zinc coating.

6. The AGV charging device for intelligent logistics of claim 1, wherein a second notch is formed at one end of the first notch, an intercepting mechanism is arranged in the second notch, the intercepting mechanism comprises a cylinder (20), a push rod (21), a hinge assembly and an intercepting plate (22), the cylinder body of the cylinder (20) is horizontally fixed at the bottom of the second notch, the gas rod of the cylinder (20) is hinged with the center of the lower portion of the intercepting plate (22) through the push rod (21), and one end, close to the first notch, of the intercepting plate (22) is connected with the bottom of the second notch through the hinge assembly.

7. An efficient AGV car charging apparatus for intelligent logistics according to claim 6 wherein said hinge assembly comprises a center bar (23) and two sleeves (24), said sleeves (24) are fixed at the bottom of the second recess, both ends of said center bar (23) are respectively arranged in the two sleeves (24), said center bar (23) is fixedly connected to the intercepting plate (22).

8. An efficient AGV car charging apparatus for intelligent logistics according to claim 6 wherein said interception plate (22) is provided with a contact sensor (25), and said contact sensor (25) is electrically connected to said PLC.

9. An efficient AGV car charging device for intelligent logistics according to claim 1 wherein a protruding plate (26) is arranged below the fixed shaft (9), and the upper surface of the protruding plate (26) abuts against the lower surface of the positioning plate (7).

10. The AGV charging apparatus for intelligent logistics of claim 1, wherein the telescopic frame (12) is made of titanium alloy.

Technical Field

The invention relates to the field of intelligent logistics, in particular to a high-efficiency AGV charging device for intelligent logistics.

Background

An Automated Guided Vehicle, referred to as an AGV, is an AGV that is generally equipped with an electromagnetic or optical automatic guiding device, can travel along a predetermined guiding path, and has a safety protection function, and a transportation Vehicle with various transfer functions can generally control the traveling route and behavior thereof through a computer or set up the traveling route thereof by using an electromagnetic rail, and is widely applied to industries such as storage, logistics, distribution, transportation, and the like.

The AGV trolley has certain cruising ability, before the electric quantity of the trolley is used up, the AGV trolley is generally moved to a charging device for charging, along with the development of a wireless charging technology, people apply the wireless charging technology to the charging device of the AGV trolley for convenient charging, but in the charging process, the trolley is easy to deviate or separate from the charging position, so that the charging efficiency is reduced, moreover, the existing charging device can only charge a single trolley, when a plurality of trolleys need to be charged, the rest trolleys need to be queued for waiting, the equipment can not supply a plurality of trolleys for charging simultaneously, and the charging position is separated from the transportation path of the trolley, so that the trolley needs to be moved to the charging position from the original transportation path when needing to be charged, after the charging is finished, the cargoes to and goes back, and forth during the charging, more time can be occupied, the operating efficiency of leading to intelligent commodity circulation reduces to current AGV dolly charging device's practicality has been reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the efficient AGV charging device for intelligent logistics is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency AGV trolley charging device for intelligent logistics comprises a charging seat and two slopes, wherein the two slopes are respectively fixed on two sides of the upper portion of the charging seat, an opening is formed in the upper portion of the charging seat, a plurality of charging blocks are arranged in the opening, the charging blocks are distributed in the charging seat from top to bottom, the periphery of each charging block is hermetically connected with the inner wall of the opening, a first notch is formed above the center of each charging block, a charging mechanism is arranged in the first notch, a supporting mechanism is arranged below each charging block, an antenna and a PLC are arranged in the charging seat, and the antenna is electrically connected with the PLC;

the charging mechanism comprises a lifting assembly, a lifting plate, a spring, a charging coil and two positioning assemblies, the lifting plate is arranged at the bottom in the first notch through the lifting assembly, the charging coil is arranged above the lifting plate through the spring, the two sides of the spring are provided with limiting assemblies, the two positioning assemblies are respectively positioned at the two sides above the charging plate, each positioning assembly comprises a positioning plate, a support rod and a fixing shaft, the fixing shaft is fixed below the charging coil, a strip-shaped opening is formed in the positioning plate, the fixing shaft is positioned at the inner side of the strip-shaped opening, the positioning plate is abutted against the lower side of the charging coil, the positioning plate is hinged with the lifting plate through the support rod, the spring is in a compressed state, and the charging coil is electrically connected with the PLC;

the supporting mechanism comprises four supporting components, the four supporting components are arranged at four corners of the lower portion of the charging block respectively, the supporting components comprise a translation unit, a translation block, a positioning block, a telescopic frame, a sliding block and a sliding rail, the sliding rail is U-shaped, the two ends of the sliding rail are fixed below the charging block, the sliding block is sleeved at the horizontal position of the sliding rail, the two sides of the top end of the telescopic frame are hinged to the sliding block and the charging block respectively, the two sides of the bottom end of the telescopic frame are hinged to the translation block and the positioning block respectively, the positioning block is fixed below the charging block, and the translation unit is in transmission connection with the translation block.

Preferably, in order to control the lifting plate to move up and down, the lifting assembly comprises an electric push rod, the electric push rod is electrically connected with the PLC, the bottom end of the electric push rod is fixed at the bottom inside the first notch, and the top end of the electric push rod is fixedly connected with the lifting plate.

As preferred, in order to guarantee the stable lift removal of lifter plate and charging coil, spacing subassembly includes stopper and gag lever post, the stopper passes through the gag lever post to be fixed in the below of charging coil, the lifter plate cover is established on the gag lever post.

Preferably, in order to drive the translation block to move, the translation unit comprises a motor and a screw rod, the motor is located below the charging block and electrically connected with the PLC, the motor is in transmission connection with one end of the screw rod, the other end of the screw rod is arranged in the positioning block, the translation block is sleeved on the screw rod, and a thread matched with the screw rod is arranged at the connection position of the translation block and the screw rod.

Preferably, in order to avoid the corrosion of the screw rod, the screw rod is provided with an anti-corrosion zinc coating.

As preferred, in order to facilitate the AGV dolly that the interception needs to charge, the one end of first notch is equipped with the second notch, be equipped with interception mechanism in the second notch, interception mechanism includes cylinder, push rod, hinge assembly and interception board, the cylinder body level of cylinder is fixed in the intraoral bottom of second notch, the gas pole of cylinder is articulated through the center department of push rod with the below of interception board, the bottom of hinge assembly and second notch is passed through to the one end that is close to first notch of interception board is connected.

Preferably, in order to support the intercepting plate to rotate, the hinge assembly comprises a central rod and two sleeves, the sleeves are fixed at the bottom in the second recess, two ends of the central rod are respectively arranged in the two sleeves, and the central rod is fixedly connected with the intercepting plate.

Preferably, in order to detect whether the trolley leans against the interception plate, the interception plate is provided with a contact sensor which is electrically connected with the PLC.

Preferably, in order to avoid the strip-shaped opening on the positioning plate from being separated from the fixed shaft, a convex plate is arranged below the fixed shaft, and the upper surface of the convex plate abuts against the lower surface of the positioning plate.

Preferably, the material for manufacturing the telescopic frame is titanium alloy in order to avoid deformation of the telescopic frame.

The high-efficiency AGV trolley charging device for intelligent logistics has the advantages that the charging mechanism can standardize and fix the position of the trolley, prevent the trolley from being separated from the charging position, reduce the distance between the charging coil and the trolley, facilitate the quick charging of the trolley, facilitate the adjustment of the height of each charging block through the supporting mechanism, facilitate the simultaneous charging of a plurality of trolleys, facilitate other vehicles to pass through equipment, and facilitate the equipment to be installed on a trolley transportation path, and can immediately leave the equipment for transportation after the charging is finished, thereby facilitating the high-efficiency operation of a logistics system, and further improving the practicability of the equipment.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the structure of an efficient AGV charging device for intelligent logistics according to the present invention;

FIG. 2 is a schematic diagram of the charging mechanism of the AGV charging device for intelligent logistics according to the present invention;

FIG. 3 is a schematic diagram of the structure of the intercepting mechanism of the high-efficiency AGV charging device for intelligent logistics of the invention;

FIG. 4 is a schematic diagram of the structure of the support assembly of the present invention for an efficient AGV charging device for intelligent logistics;

in the figure: 1. the device comprises a charging seat, a slope, a charging block, a lifting plate, a spring, a charging coil, a positioning plate, a supporting rod, a fixing shaft, a translation block, a positioning block, a telescopic frame, a sliding block, a sliding rail, an electric push rod, a limiting block, a limiting rod, a motor, a screw rod, a cylinder, a push rod, a blocking plate, a central rod, a sleeve, a contact sensor and a convex plate, wherein the charging seat is 2, the slope is 3, the lifting plate is 4, the spring is 5, the charging coil is 6, the positioning plate is 7, the supporting rod is 8, the fixing shaft is 9, the translation block.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a high-efficiency AGV trolley charging device for intelligent logistics comprises a charging seat 1 and two slopes 2, wherein the two slopes 2 are respectively fixed on two sides of the upper part of the charging seat 1, an opening is arranged above the charging seat 1, a plurality of charging blocks 3 are arranged in the opening, the charging blocks 3 are distributed in the charging seat 1 from top to bottom, the periphery of each charging block 3 is hermetically connected with the inner wall of the opening, a first notch is arranged above the center of each charging block 3, a charger 18 is arranged in the first notch, a supporting mechanism is arranged below each charging block 3, an antenna and a PLC are arranged in the charging seat 1, and the antenna is electrically connected with the PLC;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

When the special charging device for the AGV trolley is installed, a hole can be drilled on the ground of a trolley transportation track, so that the bottom of a charging seat 1 is fixed in the hole, two slopes 2 are respectively fixed on two sides of the hole, when the device is in an initial state, the upper surface of a charging block 3 and the upper surface of the charging seat 1 are positioned on the same plane, the trolley can conveniently pass through the two slopes 2 and the charging seat 1 in the moving process, when the trolley needs to be charged, the trolley generates a wireless signal to the device, the wireless signal is received by an antenna in the charging seat 1 and then transmitted to a PLC, after the trolley moves to the charging block 3 at the top, a charging mechanism 18 operates to charge the trolley at the top, meanwhile, a supporting mechanism below the charging block 3 is started to drive the charging block 3 to move upwards, meanwhile, a supporting mechanism of the charging block 3 below operates, so that the charging block 3 below moves upwards until the upper surface of the charging block 3 and the upper surface of the charging, make things convenient for other dollies to pass through, and other dollies need charge the time, remove and stop after this 3 tops of the piece that charge, construct through the machine 18 that charges and charge, and two supporting mechanism operations of its below for the piece 3 that charges that is charging unused below the piece 3 that charges removes to its upper surface and the same height of charging seat 1 upper surface, make things convenient for other AGV dollies through, the back that finishes of charging, supporting mechanism starts, the height position of the piece 3 that charges of adjustment, the AGV dolly that conveniently charges on the piece 3 drives away from equipment. Because equipment fixing is in the middle of the AGV dolly transportation, consequently when AGV dolly residual capacity is less, can charge to the dolly, need not the dolly and remove specially to other positions and charge to adjust the height of the piece 3 that charges through supporting mechanism, make the dolly that is charging be located the top of charging seat 1, make things convenient for other dollies to pass through, so, guarantee the high-efficient operation of intelligent logistics system, improved the practicality of equipment.

As shown in fig. 2, the charger 18 includes a lifting assembly, a lifting plate 4, a spring 5, a charging coil 6 and two positioning assemblies, the lifting plate 4 is disposed at the bottom of the first recess through the lifting assembly, the charging coil 6 is disposed above the lifting plate 4 through the spring 5, two sides of the spring 5 are provided with a limiting assembly, the two positioning assemblies are respectively disposed at two sides above the charging plate, the positioning assemblies include a positioning plate 7, a support rod 8 and a fixing shaft 9, the fixing shaft 9 is fixed below the charging coil 6, a strip-shaped opening is disposed on the positioning plate 7, the fixing shaft 9 is located at the inner side of the strip-shaped opening, the positioning plate 7 is abutted against the lower side of the charging coil 6, the positioning plate 7 is hinged to the lifting plate 4 through the support rod 8, the spring 5 is in a compressed state, and the charging coil 6 is electrically connected to the PLC;

when the AGV trolley moves to the position above the charging block 3 to be charged, the PLC controls the lifting assembly to be started to drive the lifting plate 4 to move upwards, the spring 5 above the lifting plate 4 is in a compressed state, the charging coil 6 is supported by the spring 5 to move upwards, finally, the charging coil 6 is abutted against the bottom of the AGV trolley, then the lifting mechanism continues to operate to drive the lifting plate 4 to move upwards, the lifting plate 4 acts on the positioning assemblies on two sides in the process of compressing the spring 5, the lifting plate 4 drives the two positioning plates 7 to move through the supporting rods 8, the fixing rods fixed below the charging coil 6 are arranged in the strip-shaped openings of the positioning plates 7, the moving direction of the positioning plates 7 is fixed, the two positioning plates 7 are moved in the horizontal direction, actually, the width of the positioning plates 7 is larger than that of the AGV trolley in the design process, so that the two positioning plates 7 can be abutted against the wheels on the, after two locating plates 7 support respectively on the wheel of leaning on both sides around, not only can fix the AGV dolly, prevent the dolly shake, still can be under lifter plate 4 with the position guide of dolly simultaneously, standardize the charge position of dolly, simultaneously because charge coil 6 supports in the below of dolly this moment, make charge coil 6 press close to the target dolly, the PLC of being convenient for produces alternating magnetic field to the dolly circular telegram that charges after, the charge alternating magnetic field intensity increase that the dolly was located, charging efficiency to the dolly has been improved.

As shown in fig. 1 and 4, the supporting mechanism includes four supporting components, the four supporting components are respectively disposed at four corners of the lower portion of the charging block 3, the supporting components include a translation unit, a translation block 10, a positioning block 11, an expansion bracket 12, a slider 13 and a slide rail 14, the slide rail 14 is U-shaped, two ends of the slide rail 14 are fixed below the charging block 3, the slider 13 is sleeved on the horizontal portion of the slide rail 14, two sides of the top end of the expansion bracket 12 are respectively hinged to the slider 13 and the charging block 3, two sides of the bottom end of the expansion bracket 12 are respectively hinged to the translation block 10 and the positioning block 11, the positioning block 11 is fixed below the charging block 3, and the translation unit is in transmission connection with the translation block 10.

When the adjustment is charged 3 highly, the translation unit simultaneous operation in the four supporting component of PLC control, make translation piece 10 remove on the horizontal direction, the bottom that drives expansion bracket 12 stretches out and draws back, the top of expansion bracket 12, slider 13 slides along slide rail 14, make things convenient for expansion bracket 12 to stretch out and draw back and warp, make the length of expansion bracket 12 change, and then all the blocks that charge 3 that drive the supporting component top carry out the lifting movement, conveniently adjust the high position of the block that charges 3, make one of them 3 upper surfaces that charge be in the coplanar with the 1 upper surface of charging seat, make things convenient for the dolly to charge through or stopping.

Preferably, in order to control the lifting plate 4 to move up and down, the lifting assembly comprises an electric push rod 15, the electric push rod 15 is electrically connected with the PLC, the bottom end of the electric push rod 15 is fixed at the bottom inside the first recess, and the top end of the electric push rod 15 is fixedly connected with the lifting plate 4. The PLC controls the electric push rod 15 to start, acts on the lifting plate 4, and can drive the lifting plate 4 to move up and down.

As preferred, in order to guarantee the stable lifting movement of lifter plate 4 and charging coil 6, spacing subassembly includes stopper 16 and gag lever post 17, stopper 16 passes through gag lever post 17 to be fixed in the below of charging coil 6, lifter plate 4 cover is established on gag lever post 17. Utilize gag lever post 17 to pass lifter plate 4 for gag lever post 17 keeps the vertically relation with lifter plate 4, and gag lever post 17 and charging coil 6 fixed connection, make charging coil 6 keep parallel with lifter plate 4, utilize stopper 16 to prevent that gag lever post 17 from breaking away from lifter plate 4, and then guaranteed lifter plate 4 and charging coil 6's stable lift removal.

As shown in fig. 4, the translation unit includes a motor 18 and a screw rod 19, the motor 18 is located below the charging block 3, the motor 18 is electrically connected to the PLC, the motor 18 is in transmission connection with one end of the screw rod 19, the other end of the screw rod 19 is disposed in the positioning block 11, the translation block 10 is sleeved on the screw rod 19, and a connection portion of the translation block 10 and the screw rod 19 is provided with a thread matching with the screw rod 19.

The PLC controls the motor 18 to be started, the screw rod 19 is driven to rotate, the screw rod 19 acts on the translation block 10 through threads, and therefore the translation block 10 moves along the axis of the screw rod 19.

Preferably, in order to avoid the corrosion of the screw rod 19, the screw rod 19 is provided with an anti-corrosion zinc coating. The corrosion prevention zinc coating is utilized to prevent the screw rod 19 from being rusted after contacting with oxygen in the outside air, and the stable transmission relation between the screw rod 19 and the translation block 10 is ensured.

As shown in fig. 3, a second recess is formed at one end of the first recess, an intercepting mechanism is arranged in the second recess, the intercepting mechanism comprises a cylinder 20, a push rod 21, a hinge assembly and an intercepting plate 22, the cylinder body of the cylinder 20 is horizontally fixed at the bottom of the second recess, the gas rod of the cylinder 20 is hinged with the center of the lower portion of the intercepting plate 22 through the push rod 21, and one end of the intercepting plate 22 close to the first recess is connected with the bottom of the second recess through the hinge assembly.

PLC is after receiving the signal of charging that the antenna transmission comes, cylinder 20 in the control second notch starts, increase the air quantity in the cylinder body of cylinder 20, make the gas pole of cylinder 20 keep away from the cylinder body and remove, upwards promote interception board 22, make interception board 22 upwards rotate under articulated subassembly's supporting role, be convenient for intercept the dolly, prevent that the dolly from sliding down on slope 2, and after the dolly charges and finish, PLC control reduces the air quantity in the cylinder body of cylinder 20, drive interception board 22 through push rod 21 and resume and rotate to horizontal position, make things convenient for the dolly to pass through interception board 22 and follow slope 2 landing.

Preferably, in order to support the rotation of the interception plate 22, the hinge assembly comprises a central rod 23 and two sleeves 24, the sleeves 24 are fixed at the bottom of the second recess, two ends of the central rod 23 are respectively arranged in the two sleeves 24, and the central rod 23 is fixedly connected with the interception plate 22. The use of two fixed position sleeves 24 facilitates rotation of the central rod 23 between the two sleeves 24, and rotation of the interception plate 22 is facilitated by the fixed connection of the center of the central rod 23 to the interception plate 22.

Preferably, in order to detect whether the trolley is resting on the interception plate 22, a contact sensor 25 is provided on said interception plate 22, said contact sensor 25 being electrically connected to the PLC. After the interception plate 22 rotates to a vertical angle, the trolley is in contact with the interception plate 22, so that the contact sensor 25 receives a contact signal and transmits the signal to the PLC, and the PLC is convenient to control the charger 18 to wirelessly charge the bottom of the trolley after determining that the trolley leans against the interception plate 22.

Preferably, in order to prevent the strip-shaped opening on the positioning plate 7 from being separated from the fixed shaft 9, a convex plate 26 is arranged below the fixed shaft 9, and the upper surface of the convex plate 26 abuts against the lower surface of the positioning plate 7. The positioning plate 7 is prevented from being separated from the fixed shaft 9 by the convex plate 26 abutting against the lower surface of the positioning plate 7, and the stable movement of the positioning plate 7 is ensured.

Preferably, the material of the telescopic frame 12 is titanium alloy to avoid deformation of the telescopic frame 12. The titanium alloy has the characteristic of firm material, so that the expansion bracket 12 can be used as a supporting part to prevent deformation.

The AGV trolley charging device is arranged on a trolley goods transportation path, when the residual electric quantity of the trolley is insufficient and needs to be charged, the AGV trolley charging device moves to the position above a charging block 3, a lifting assembly is utilized to drive a lifting plate 4 to move upwards, so that a charging coil 6 is abutted against the lower part of the trolley, two positioning plates 7 are mutually far away and abutted against trolley wheels at the front side and the rear side, the position of the trolley is standardized and fixed, the trolley is positioned right above the charging coil 6, the distance between the charging coil 6 and the trolley is reduced, the trolley can be rapidly charged by the charging coil 6, moreover, the charging block 3 can be driven to move up and down through a supporting assembly, when the trolley is charged, other charging blocks 3 are controlled to move upwards, the upper surface of one charging block 3 and the upper surface of a charging seat 1 are positioned on the same plane, and other trolleys can conveniently pass through the charging, after other dollies stopped on the piece 3 that charges, the supporting component of below starts, and the piece 3 that controls to charge rises and removes, makes things convenient for equipment to charge to many dollies simultaneously to because equipment fixing is on dolly transportation goods orbit, avoid dolly round trip movement to spend too much time, after finishing charging, the piece 3 that charges moves down makes things convenient for the dolly to roll away from equipment, the high-efficient operation of the logistics system of being convenient for, thereby has improved the practicality of equipment.

Compared with the prior art, this a high-efficient type AGV dolly charging device for intelligent commodity circulation constructs the position that not only can standardize and fix the dolly through charging machine 18, prevent that the dolly from breaking away from the position of charging, reduce the distance between charging coil 6 and the dolly simultaneously, the convenience is to dolly quick charge, moreover, be convenient for adjust each height of charging piece 3 through supporting mechanism, be convenient for simultaneously to many dollies charge, and make things convenient for other vehicles to pass through equipment, equipment fixing is on dolly transport path, can leave equipment immediately after charging and transport, the high-efficient operation of logistics system of being convenient for, thereby the practicality of equipment has been improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.