CN215475458U - Modular AGV - Google Patents

Abstract

The utility model relates to a modular AGV, which comprises an AGV body and a working module, wherein the AGV body is provided with a plurality of AGV body parts; the AGV comprises an AGV body, and is characterized in that a connecting module is arranged on the AGV body, a locking module is arranged on the working module, and the locking module is matched and locked with the connecting module; through the connection module with locking module's connection with separate in order to realize the AGV automobile body with the dismantlement of work module is connected. Above-mentioned modularization AGV includes AGV automobile body and work module, the AGV automobile body is used for driving work module walking, work module is used for accomplishing appointed work task, be connected and part through connection module and locking module, realize dismantling between AGV automobile body and the work module and be connected, with AGV functional structure modularization, thereby the work module of changeable different functions, can dismantle through the work module with different functions on with the AGV automobile body promptly and be connected, in order to accomplish different work tasks, effectively reduce the quantity of AGV automobile body, be favorable to reduce cost, effectively reduce occuping of operation space simultaneously.

Description

Modular AGV

Technical Field

The utility model relates to the technical field of AGV, in particular to a modular AGV.

Background

An Automated Guided Vehicle (AGV), also commonly referred to as an AGV cart, is a transport Vehicle equipped with an electromagnetic or optical automatic navigation device, capable of traveling along a predetermined navigation path, and having safety protection and various transfer functions. AGV is a common carrier in an automatic production line and is widely applied in industrial production.

However, the generality of the conventional AGVs can only complete a single work task, i.e. the single AGV cannot complete multiple kinds of operations, and the automatic production line generally adopts a multi-post and multi-task parallel processing mode, so that multiple AGVs are required to cooperate when multiple different work tasks are executed, which results in high cost and large occupied operation space.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a modular AGV to solve the problems of the conventional art.

A modularized AGV comprises an AGV body and a working module; the AGV comprises an AGV body, and is characterized in that a connecting module is arranged on the AGV body, a locking module is arranged on the working module, and the locking module is matched and locked with the connecting module; through the connection module with locking module's connection with separate in order to realize the AGV automobile body with the dismantlement of work module is connected.

Above-mentioned modularization AGV includes AGV automobile body and work module, the AGV automobile body is used for driving work module walking, work module is used for accomplishing appointed work task, be connected and part through connection module and locking module, realize dismantling between AGV automobile body and the work module and be connected, with AGV functional structure modularization, thereby the work module of changeable different functions, can dismantle through the work module with different functions on with the AGV automobile body promptly and be connected, in order to accomplish different work tasks, effectively reduce the quantity of AGV automobile body, be favorable to reduce cost, effectively reduce occuping of operation space simultaneously.

In one embodiment, the work module is one of a single arm module, a double arm module, a roller module, and a tractor module.

In one embodiment, the number of the connecting modules is multiple, and the connecting modules are distributed on the AGV body at intervals; the number of the locking modules is multiple, the locking modules are distributed on the working module at intervals, and the locking modules and the connecting modules are locked in a one-to-one correspondence mode.

In one embodiment, an AGV top plate is arranged on the top of the AGV body, and a plurality of connecting modules are arranged on the AGV top plate; and a module bottom plate is arranged at the bottom of the working module, and the plurality of locking modules are arranged on the module bottom plate.

In one embodiment, the locking module comprises a male seat and a locking mechanism arranged on the male seat; the connecting module comprises a female seat and a buckling block, the female seat is provided with a slot which is connected with the male seat in an inserting mode, the buckling block is arranged on the inner side wall of the slot, and the buckling block is used for buckling the locking mechanism.

In one embodiment, a positioning pin is arranged on the top of the male seat, a positioning hole is arranged on the top of the female seat, and the positioning pin is correspondingly inserted into the positioning hole.

In one embodiment, the male seat comprises a shell and a convex ring arranged at one end of the shell, the convex ring is internally communicated with the shell, and a gap is arranged on the side wall of the convex ring; the locking mechanism comprises a cam block, and the cam block is arranged in the gap and is pivoted with the convex ring; the buckling block is provided with a buckling groove; when the locking module and the connecting module are in a locking state, the convex ring is inserted into the slot, and one end of the cam block is abutted and buckled in the buckling groove.

In one embodiment, the cam block is provided in an L-shape.

In one embodiment, the locking mechanism further includes an actuating element for driving the cam block to rotate, the actuating element is disposed in the housing, one end of the actuating element extends into the cam ring, and the other end of the cam block extends into the cam ring and is movably connected with the actuating element.

In one embodiment, the actuating assembly comprises a lifting driving piece and a movable block connected with the lifting driving piece, wherein one end of the movable block is provided with a clamping groove, and the end of the movable block provided with the clamping groove is positioned in the convex ring; one end of the cam block, which extends into the convex ring, is buckled into the clamping groove.

Drawings

FIG. 1 is a schematic diagram of a modular AGV configuration according to one embodiment of the present invention, wherein the work modules are single arm modules;

FIG. 2 is a schematic diagram of a modular AGV configuration of the present invention wherein the work modules are dual arm modules;

FIG. 3 is a schematic diagram of a modular AGV configuration of the present invention wherein the work modules are roller modules;

FIG. 4 is a schematic diagram of a modular AGV configuration of the present invention wherein the work modules are traction modules;

FIG. 5 is a partially exploded view of an AGV roof, attachment modules, module floor, and latching modules in a modular AGV of the present invention;

FIG. 6 is a schematic structural view of the connecting module and the locking module shown in FIG. 5;

FIG. 7 is a cross-sectional view of the connecting module and the locking module of FIG. 6 in a locked state therebetween;

FIG. 8 is a cross-sectional view of the connection module and locking module of FIG. 6 in an unlocked position therebetween;

fig. 9 is a partial structural view of the locking module shown in fig. 6.

The meaning of the reference symbols in the drawings is:

the AGV comprises an AGV body 10, an AGV roof 11, a work module 20, a single-arm module 21, a double-arm module 22, a roller module 23, a traction module 24, a module floor 25, a locking module 30, a male seat 31, a housing 311, a convex ring 312, a gap 313, a stop 314, a ring plate 315, a mounting plate 316, a locking mechanism 32, a cam block 33, a rotating part 331, a swinging part 332, a stop part 333, an actuating component 34, a lifting driving part 341, a movable block 342, a rotating driver 343, a screw 344, a limit plate 345, a straight edge 346, a clamping groove 347, a positioning pin 35, a circuit board 36, a connecting module 40, a female seat 41, a clamping groove 411, a positioning hole 412, a clamping block 42 and a clamping groove 421.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 9, a modular AGV according to an embodiment of the present invention includes an AGV body 10 and a work module 20. Referring to fig. 5 and 6, the AGV body 10 is provided with a connection module 40. The working module 20 is arranged above the AGV, the locking module 30 is arranged on the working module 20, the locking module 30 is matched and locked with the connecting module 40, and the connecting module 40 is connected with the locking module 40 and is separated to detachably connect the AGV body 10 with the working module 20.

Above-mentioned modularization AGV includes AGV automobile body 10 and work module 20, AGV automobile body 10 is used for driving work module 20 walking, work module 20 is used for accomplishing appointed work task, be connected and part through connecting module 40 and locking module 40, realize dismantling between AGV automobile body 10 and the work module 20 and be connected, with AGV functional structure modularization, thereby the work module 20 of changeable different functions, can dismantle with 10 on the AGV automobile body through work module 20 with different functions promptly and be connected, in order to accomplish different work tasks, effectively reduce the quantity of AGV automobile body 10, be favorable to reduce cost, effectively reduce occupation of operation space simultaneously.

Referring to fig. 1 to 4, the work module 20 may be one of a single-arm module 21, a double-arm module 22, a roller module 23 and a traction module 24, and the single-arm module 21 is a single-arm robot and the double-arm module 22 is a double-arm robot. It should be noted that the locking modules 30 are disposed on top of the single-arm module 21, the double-arm module 22, the roller module 23 and the traction module 24.

The number of the connecting modules 40 is multiple, and the connecting modules 40 are distributed on the top of the AGV body 10 at intervals; the number of the locking modules 30 is plural, the locking modules 30 are distributed on the bottom of the working module 20 at intervals, and the locking modules 30 and the connecting modules 40 are locked in a one-to-one correspondence. By arranging the plurality of locking modules 30 and the plurality of connecting modules 40 and locking the plurality of locking modules 30 and the plurality of connecting modules 40 in a one-to-one correspondence manner, the stability of connection between the work module 20 and the AGV body 10 is effectively improved.

Referring to fig. 1, further, an AGV roof 11 is provided on the top of the AGV body 10, and specifically, the AGV roof 11 is screw-coupled to the top of the AGV body 10. A plurality of connection modules 40 are mounted on the AGV roof 23. A module bottom plate 25 is provided on the bottom of the working module 20, and specifically, the module bottom plate 25 is screw-connected to the bottom of the working module 20. A plurality of locking modules 30 are mounted on the module base plate 25. During the assembly, install a plurality of connection module 40 on AGV roof 23 earlier, install AGV roof 23 to the top of AGV automobile body 10 again, install a plurality of locking module 30 on module bottom plate 25 earlier, install module bottom plate 25 to the bottom of work module 20 again. It can be understood that the assembling is convenient and efficient by modularly assembling the plurality of connection modules 40 and the AGV top plate 11 to the AGV body 10 of the AGV body 10 and modularly assembling the plurality of locking modules 30 and the module bottom plate 25 to the working module 20.

Referring to fig. 6, the locking module 30 includes a male seat 31 and a locking mechanism 32 disposed on the male seat 31, and the male seat 31 is fixedly embedded on the module bottom plate 21 and is connected to the module bottom plate 21 by screws. The connecting module 40 comprises a female seat 41 and a buckling block 42, the female seat 41 is fixedly inlaid on the AGV roof 11 and is in screw connection with the AGV roof 11, the female seat 41 is provided with a slot 411 inserted into the male seat 31, the buckling block 42 is arranged on the inner side wall of the slot 411, and the buckling block 42 is used for buckling the locking mechanism 32. Specifically, during the installation of the work module 20 onto the AGV body 10, one end of the male seat 31 is inserted into the slot 411 of the female seat 41, and the locking mechanism 32 is cooperatively fastened with the catch block 42, so that the locking module 30 is cooperatively locked with the connection module 40, thereby locking the work module 20 onto the AGV body 10.

In the present embodiment, the cross-sections of the male seat 31 and the female seat 41 are circular. Of course, in other embodiments, the cross-sections of the male seat 31 and the female seat 41 may have other shapes, and may be designed according to the requirement.

Referring to fig. 6 to 8, further, the male socket 31 includes a housing 311 and a protruding ring 312 disposed on one end of the housing 311, the inside of the protruding ring 312 is communicated with the inside of the housing 311, a gap 313 is disposed on a sidewall of the protruding ring 312, and the gap 313 penetrates through the inside and the outside of the protruding ring 312. The locking mechanism 32 includes a cam block 33, the cam block 33 is disposed in the gap 313, and a middle portion of the cam block 33 is pivotally connected to the collar 312, i.e., the cam block 33 is rotatable relative to the collar 312. The latch block 42 is provided with a latch 421. When the locking module 30 and the connection module 40 are in a locked state, the protruding ring 312 is inserted into the slot 411, the housing 311 is attached to the female base 41, and one end of the cam block 33 abuts against and is buckled in the buckling slot 421.

In order to enhance the locking effect between the locking module 30 and the connecting module 40, the number of the gaps 313 is plural, the number of the cam blocks 33 is plural, the number of the latch blocks 42 is also plural, the plurality of cam blocks 33 are respectively disposed in the gaps 313 and pivotally connected to the convex rings 313, the plurality of latch blocks 42 are disposed on the inner side wall of the slot 411 at intervals, and one ends of the plurality of cam blocks 33 respectively abut against the latch grooves 421 on the plurality of latch blocks 42. Specifically, in this embodiment, the number of the gaps 313 is two, the two gaps 313 are respectively disposed on two opposite sides of the protruding ring 313, the number of the cam blocks 33 is two, the two cam blocks 33 are respectively disposed in the gaps 313 and pivotally connected to the protruding ring 313, the number of the two latching blocks 42 is also two, the two latching blocks 42 are respectively disposed on two opposite sides of the slot 411, and one end of each of the two cam blocks 33 respectively abuts against the corresponding latching groove 421 of the two latching blocks 42.

Referring to fig. 7 and 8, in some embodiments, the cam block 33 is disposed in an L-shape. Specifically, the cam block 33 includes a rotating portion 331, a swinging portion 332 connected to the rotating portion 331, and a retaining portion 333 connected to the rotating portion 331, the rotating portion 331 is disposed in the gap 313 and pivotally connected to the protruding ring 312, the swinging portion 332 and the retaining portion 333 are respectively located at two opposite ends of the rotating portion 331, that is, the swinging portion 332, the rotating portion 331 and the retaining portion 333 form an L-shaped structure. The swinging portion 332 extends into the male ring 312. When the locking module 30 and the connecting module 40 are in the locked state, the abutting portion 333 extends to the outside of the collar 312 and abuts against the inside of the fastening groove 421. When the locking module 30 and the connecting module 40 are in the unlocked state, the abutting portion 333 is located in the gap 313. In the present embodiment, the rotating portion 331, the swinging portion 332 and the engaging portion 333 are integrally formed.

In some embodiments, the locking mechanism 32 further comprises an actuating element 34 for driving the cam block 33 to rotate, in particular, the actuating element 34 is disposed in the housing 311, and one end of the actuating element 34 extends into the convex ring 312. The other end of the cam block 33 extends into the convex ring 312 and is movably connected with the actuating component 34. Specifically, the swing portion 332 of the cam block 33 is movably connected with the actuating member 34. In the locking process, the actuating element 34 drives the swinging portion 332 to move, so as to drive the rotating portion 331 to rotate, and further drive the abutting portion 333 to extend out of the protruding ring 312 and abut against the inside of the catching groove 421.

Further, the actuating assembly 34 includes a lifting driving member 341 and a movable block 342 connected to the lifting driving member 341, a locking groove 347 is disposed at one end of the movable block 342, the locking groove 347 is disposed along the circumference of the movable block 342, and the end of the movable block 342 having the locking groove 347 is disposed in the convex ring 312. One end of the cam block 33 extending into the convex ring 312 is buckled into the clamping groove 347, i.e. the swinging part 332 is movably buckled into the clamping groove 347. It can be understood that when the lifting driving member 341 drives the moving block 342 to perform the lifting motion of the swinging portion 332, the rotating portion 331 rotates counterclockwise or clockwise relative to the protruding ring 312, so that the engaging portion 333 of the cam block 33 rotates to the outside of the protruding ring 312 and engages with the engaging slot 421, or the engaging portion 333 of the cam block 33 disengages from the engaging slot 421 and rotates into the gap 313.

The lifting driving member 341 includes a rotary driver 343 disposed in the housing 311 and a screw 344 connected to the rotary driver, the rotary driver 343 is a motor, one end of the screw 344 extends into the convex ring 312, the movable block 342 is sleeved on the screw 344 and is in threaded connection with the screw 344, and one end of the movable block 342 far from the clamping groove 347 is movably inserted into the housing 311. The housing 311 is provided therein with a stopper 314, the stopper 314 is disposed corresponding to the movable block 342, and the stopper 314 is used for limiting the rotation of the movable block 342. Therefore, when the screw 344 is driven to rotate by the rotary driver 343, the movable block 342 tends to rotate synchronously with the screw 344, but the movable block 342 cannot rotate due to the limit of the stopper 314 on the movable block 342, so that the movable block 342 moves up and down along the axial direction of the screw 344, and further drives the cam block 33 to rotate clockwise or counterclockwise.

Referring to fig. 7 and 9, specifically, a limiting plate 345 is disposed at one end of the movable block 342 away from the slot 347, two opposite sides of the limiting plate 345 have straight edges 346, as shown in fig. 9, the number of the abutting blocks 314 is two, two abutting blocks 314 are disposed on the bottom of the housing 311, and the abutting blocks 314 are respectively in corresponding contact with the straight edges 346 of the limiting plate 345, the limiting plate 345 is limited by the abutting blocks 314, so that the limiting plate 345 cannot rotate, even if the movable block 342 cannot rotate along with the screw 344, the rotary motion is converted into the linear motion, and the movable block 342 moves up and down along the axial direction of the screw 344.

Referring to fig. 6, in some embodiments, the positioning pin 35 is disposed on the top of the male seat 31, the positioning hole 412 is disposed on the female seat 41, and the positioning pin 35 is inserted into the positioning hole 412. Specifically, the positioning pin 35 is provided on an end of the housing 311 facing the female socket 41. It can be understood that, when the locking module 30 and the working module 20 are in the locking state, the bottom of the housing 311 is attached to the top of the female seat 41, and the positioning pin 35 is inserted into the corresponding positioning hole 412, so as to effectively improve the stability of the matching and locking between the locking module 30 and the connecting module 40. Further, the number of the positioning pins 35 is two, and two positioning pins 35 are respectively disposed on two opposite sides of the bottom of the housing 311, i.e., the two positioning pins 35 are disposed at intervals around the convex ring 312. The number of the positioning holes 412 is two, and the two positioning holes 412 are oppositely disposed on two opposite sides of the top of the female socket 41.

Referring to fig. 7, the locking module 30 further includes a circuit board 36, the circuit board 36 is disposed on the male housing 31, specifically, the male housing 31 further includes a ring plate 315 and a mounting plate 316, the ring plate 315 is disposed on an end of the housing 311 away from the convex ring 312, the circuit board 36 is disposed in the ring plate 315, and the mounting plate 316 covers an end of the ring plate 315 away from the housing 311. The circuit board 36 is in electrical communication with the rotation driver 343, and the circuit board 36 is also used for signal connection with a remote controller, i.e. for remotely sending a signal to the circuit board 36 via the remote controller, and the circuit board 36 controls the operation of the actuating assembly 34 according to the signal.

To increase the degree of automation, the different functional modules 20 are automatically switched on the automatic change station, i.e. connected to the AGV body 10 via the different functional modules 20 of the automatic change station.

The method comprises the following specific steps:

1. after the AGV body 10 receives the instruction of switching the work modules 20, the AGV body 10 moves to the position of the automatic change table, and the connection module 40 on the AGV body 10 is unlocked from the locking module 30 on the work module 20 to be removed. Specifically, as shown in fig. 8, taking the left cam block 33 as an illustration object, the lifting driving element 341 drives the movable block 342 to descend, when the movable block 342 descends, the swinging portion 332 descends, the rotating portion 331 rotates clockwise, and the abutting portion 333 ascends, so that the abutting portion 333 disengages from the catch groove 421 and moves into the gap 313, and at this time, the locking module 30 and the working module 20 are in an unlocked state.

2. The automated changing station removes the work module 20 to be removed from the AGV body 10. As shown in fig. 6, specifically, the automatic change station picks up the work module 20 to be removed, lifts the collar 313 out of the slot 411, disengages the positioning pin 35 from the positioning hole 412, and then transfers the work module 20 from the AGV body 10.

3. The automatic replacing table conveys the to-be-installed working modules 20 to the upper side of the AGV body 10, and the connecting modules 40 on the AGV body 10 and the locking modules 30 on the working modules 20 are induced through a plurality of induction type sensors on the automatic replacing table, so that the connecting modules 40 on the AGV body 10 correspond to the locking modules 30 on the working modules 20 one to one.

3. The automatic changing station drives the work module 20 to be mounted to descend, and the connection module 40 on the AGV body 10 is latched with the latching module 30 on the work module 20 to be mounted to stably mount the work module 20 on the top of the AGV body 10. As shown in fig. 7, specifically, the automatic exchanging table drives the to-be-installed work module 20 to approach the lower AGV body 10 until the protruding ring 312 of the male seat 31 is inserted into the corresponding slot 411 of the female seat 41, the housing 311 of the male seat 31 is attached to the female seat 41, and the module bottom plate 25 of the to-be-installed work module 20 is attached to the AGV top plate 11 of the AGV body 10.

4. The lifting driving member 341 drives the movable block 342 to ascend, when the movable block 342 ascends, the swinging portion 332 ascends, the rotating portion 331 rotates counterclockwise, so that the fastening portion 333 descends, and thus, the fastening portion 333 moves to the outside of the protruding ring 312 and fastens in the fastening groove 421, so that the locking module 30 and the working module 20 are locked.

It should be noted that the automatic changing table may be a robot, or may be composed of a transverse driving mechanism, a longitudinal driving mechanism, and a lifting driving mechanism. In addition, in order to achieve cooperation between the AGV body 10 and the work module 20 to complete a work task, real-time data needs to be transmitted between the AGV body 10 and the work module 20, so that different docking interfaces are provided to transmit data, such as a power interface, an I/O interface, an HDMI interface, a network interface, and a PIN, so that normal communication between the AGV body 10 and the work module 20 is ensured when the modular AGV works.

The modular AGV comprises an AGV body 10 and work modules 20, wherein the AGV body 10 is used for driving the work modules 20 to walk, the work modules 20 are used for completing a specified work task, the connection and the separation of the connection modules 40 and the locking modules 40 are realized, the AGV body 10 and the work modules 20 are detachably connected, and the AGV function structure is modularized, so that the work modules 20 with different functions can be switched, namely the work modules 20 with different functions are detachably connected with the AGV body 10 to complete different work tasks, the number of the AGV bodies 10 is effectively reduced, the cost is reduced, and meanwhile, the occupation of a work space is effectively reduced.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A modularized AGV is characterized by comprising an AGV body and a working module; the AGV comprises an AGV body, and is characterized in that a connecting module is arranged on the AGV body, a locking module is arranged on the working module, and the locking module is matched and locked with the connecting module; through the connection module with locking module's connection with separate in order to realize the AGV automobile body with the dismantlement of work module is connected.

2. The modular AGV of claim 1 wherein the worker module is one of a single arm module, a double arm module, a roller module and a tractor module.

3. The modular AGV of claim 1 wherein said plurality of connection modules are spaced apart on said AGV body; the number of the locking modules is multiple, the locking modules are distributed on the working module at intervals, and the locking modules and the connecting modules are locked in a one-to-one correspondence mode.

4. The modular AGV of claim 3 wherein an AGV roof is provided on top of the AGV body, the plurality of connection modules being mounted on the AGV roof; and a module bottom plate is arranged at the bottom of the working module, and the plurality of locking modules are arranged on the module bottom plate.

5. The modular AGV of claim 1 wherein the latching module includes a male bay and a latching mechanism disposed on the male bay; the connecting module comprises a female seat and a buckling block, the female seat is provided with a slot which is connected with the male seat in an inserting mode, the buckling block is arranged on the inner side wall of the slot, and the buckling block is used for buckling the locking mechanism.

6. The modular AGV of claim 5 wherein a locating pin is provided on the top of the male seat and a locating hole is provided on the top of the female seat, the locating pin being correspondingly keyed to the locating hole.

7. The modular AGV of claim 5 wherein said male housing includes a housing and a collar disposed at one end of said housing, said collar communicating internally with said housing, said collar having a gap in a side wall thereof; the locking mechanism comprises a cam block, and the cam block is arranged in the gap and is pivoted with the convex ring; the buckling block is provided with a buckling groove; when the locking module and the connecting module are in a locking state, the convex ring is inserted into the slot, and one end of the cam block is abutted and buckled in the buckling groove.

8. The modular AGV of claim 7 wherein the cam blocks are L-shaped.

9. The modular AGV of claim 7 wherein the latching mechanism further includes an actuating assembly for driving rotation of the cam block, the actuating assembly being disposed within the housing and having one end extending into the collar and the other end extending into the collar and being movably connected to the actuating assembly.

10. The modular AGV of claim 9 wherein the actuating assembly includes a lift drive member and a movable block connected to the lift drive member, the movable block having a slot at one end and the movable block having the slot at an end positioned within the collar; one end of the cam block, which extends into the convex ring, is buckled into the clamping groove.

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