CN220594749U - Conveying mechanism and AGV dolly - Google Patents

Abstract

The utility model discloses a conveying mechanism and an AGV, and relates to the technical field of power conveying. The conveying mechanism comprises a frame body, a conveying assembly and a pushing assembly; the conveying assembly is arranged on the frame body and is used for conveying the PCB; the pushing component is arranged on the frame body, the pushing component can push the PCB to enter the feed box, and the pushing direction of the pushing component is at least partially the same as the conveying direction of the conveying component. The utility model solves the technical problem that the PCB is difficult to enter the feed box in the prior art.

Description

Conveying mechanism and AGV dolly

Technical Field

The utility model relates to the technical field of power transmission, in particular to a conveying mechanism and an AGV.

Background

Along with the development of technology, workshops of some factories are more and more intelligent, the activities of workers in the workshops can be reduced, the production efficiency is improved, and in order to replace manual conveying of PCB boards, a mechanism formed by combining walking equipment with a feed box, such as an AGV (automatic guided vehicle), is generally arranged in the workshops. At present, a mechanism formed by combining walking equipment with a feed box is not provided with a power mechanism capable of enabling a PCB to move, and the conveying of the PCB is generally carried through rollers, so that the technical problem that the PCB is difficult to enter the feed box (the feed box is unpowered and has insufficient friction force) is caused.

Disclosure of Invention

In view of the above, the utility model provides a conveying mechanism and an AGV trolley, which are used for solving the technical problem that a PCB (printed Circuit Board) is difficult to enter a feed box in the prior art.

In order to solve the technical problems, the first technical scheme adopted by the utility model is as follows:

a transport mechanism for transporting a PCB board, the transport mechanism comprising:

a frame body;

the conveying assembly is arranged on the frame body and is used for conveying the PCB;

and the pushing component is arranged on the frame body, and can push the PCB to enter the feed box, and the pushing direction of the pushing component is at least partially the same as the conveying direction of the conveying component.

In some embodiments of the conveying mechanism, the conveying mechanism further comprises a first sensor and a second sensor sequentially arranged on the frame along the conveying direction of the conveying assembly, wherein the first sensor and the second sensor are used for sensing the PCB board; the second inductor is in communication connection with the conveying component, so that the conveying component can work when the second inductor senses the PCB, and the first inductor is in communication connection with the pushing component, so that the pushing component can work when the first inductor does not sense the PCB.

In some embodiments of the conveying mechanism, the pushing assembly includes a first driving module and a second driving module, the first driving module is mounted on the frame body, an output end of the first driving module is connected to the second driving module, the first driving module is used for driving the second driving module to be close to or far from the conveying assembly, and the second driving module is used for driving the PCB board to move along a conveying direction of the conveying assembly; the driving direction of the first driving module is perpendicular to the conveying direction of the conveying assembly.

In some embodiments of the conveying mechanism, the conveying assembly has a conveying area for contacting and conveying the PCB, and the conveying assembly is provided with a receiving space;

the second driving module is provided with a contraction position and an extension position which are accommodated in the accommodating space under the driving of the first driving module, the height of the output end of the second driving module in the moving direction of the first driving module is not more than the height of the conveying area for conveying the PCB when the second driving module is positioned in the contraction position, and the height of the output end of the second driving module in the moving direction of the first driving module is higher than the height of the conveying area for conveying the PCB when the second driving module is positioned in the extension position.

In some embodiments of the conveying mechanism, the first driving module includes a first driving member, a connecting plate, a first mounting plate, a first photoelectric switch and a second photoelectric switch, wherein an output end of the first driving member is connected to the connecting plate, the first mounting plate is mounted on the frame body, the first photoelectric switch and the second photoelectric switch are arranged on the first mounting plate at intervals along a moving direction of the connecting plate, the connecting plate is provided with a first protruding part which can be sensed by the first photoelectric switch and the second photoelectric switch in a moving process, and the first photoelectric switch and the second photoelectric switch are in communication connection with the first driving member so as to limit a stroke of the connecting plate; the second driving module is installed on the connecting plate.

In some embodiments of the conveying mechanism, the second driving module comprises a second mounting plate, a second driving piece, a push rod, a third photoelectric switch and a fourth photoelectric switch, the second mounting plate is mounted on the connecting plate, the second driving piece, the third photoelectric switch and the fourth photoelectric switch are mounted on the second mounting plate, the push rod is slidably arranged on the second mounting plate, the output end of the second driving piece is connected with the push rod so as to push the PCB to move through the push rod, the third photoelectric switch and the fourth photoelectric switch are arranged at intervals along the moving direction of the push rod, a second protruding part which can be sensed by the third photoelectric switch and the fourth photoelectric switch in the moving process is arranged on the push rod, and the third photoelectric switch and the fourth photoelectric switch are in communication connection with the second driving piece so as to limit the stroke of the push rod.

In some embodiments of the conveying mechanism, the conveying assembly includes a conveying driving member, a main roller, two transmission members and two roller groups, an output end of the conveying driving member is connected to the main roller, the conveying driving member is used for driving the main roller to rotate around a central axis of the main roller, two ends of the main roller are respectively connected with the two roller groups through two transmission members in a one-to-one correspondence transmission manner, and the two roller groups are arranged at intervals along a direction perpendicular to a conveying direction of the PCB so as to form the accommodating space.

In some embodiments of the conveying mechanism, the conveying mechanism further comprises a guide block, the guide block is mounted on the frame body, the guide block is provided with two opposite guide ends along the conveying direction of the conveying assembly, and each guide end is provided with a guide inclined plane.

In some embodiments of the conveying mechanism, the frame includes a first plate and a second plate disposed in spaced relation, the conveying assembly and the pushing assembly being mounted to the first plate, the second plate being located on a side of the conveying assembly remote from the first plate.

In some embodiments of the conveying mechanism, the conveying mechanism further comprises a pressing plate assembly mounted on the second plate, wherein the pressing plate assembly is used for pressing the PCB on the conveying assembly to be matched with the conveying assembly to convey the PCB into the bin.

In some embodiments of the transport mechanism, the platen assembly includes a third drive member, a mounting frame, a pressure roller, a guide member, an elastic member, a third mounting plate, a fifth photoelectric switch, and a sixth photoelectric switch; the third driving piece install in the second board, the output of third driving piece connect in the mounting bracket, the gyro wheel that applies pressure rotate connect in the mounting bracket, guide one end connect in the mounting bracket, the guide wears to locate the second board, the guide is used for the removal direction of mounting bracket, the elastic component cover is located the guide, the elastic component is located the second board with between the mounting bracket, the third mounting panel connect in the second board, the fifth photoelectric switch with the sixth photoelectric switch is followed the mounting bracket removes the direction interval set up in the third mounting panel, have on the mounting bracket can be sensed by fifth photoelectric switch and sixth photoelectric switch's third bulge, fifth photoelectric switch with sixth photoelectric switch all with third driving piece communication connection, so as to restrict the stroke of mounting bracket.

In some embodiments of the conveying mechanism, the conveying mechanism further comprises a code scanning component, the code scanning component is mounted on the second board, and the code scanning component is used for identifying codes on the PCB board and uploading the codes to a computer.

In some embodiments of the conveying mechanism, a through hole penetrating through the second plate is formed in the second plate, the code scanning end of the code scanning assembly penetrates through the through hole, and the code scanning end of the code scanning assembly faces towards the conveying assembly.

In order to solve the technical problems, the second technical scheme adopted by the utility model is as follows:

an AGV trolley comprising a transport mechanism as described in the above embodiments and a magazine for interfacing with the magazine for transporting PCB boards.

The implementation of the embodiment of the utility model has at least the following beneficial effects:

the conveying mechanism is applied to the AGV trolley, the AGV trolley and the self conveying mechanism have the technical effect of facilitating the PCBs to automatically enter the feed box, and particularly, the conveying mechanism comprises the frame body, the conveying assembly and the pushing assembly, when the conveying mechanism is used, the PCBs input into the conveying mechanism are conveyed to the feed box through the conveying assembly, and when the conveying force of the conveying mechanism is insufficient to convey the PCBs into the feed box, the pushing assembly can be used for applying pushing force to the PCBs, so that the purpose that the PCBs enter the unpowered feed box is achieved, and the technical problem that the PCBs are difficult to enter the feed box in the prior art is solved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a conveying mechanism in one embodiment;

FIG. 2 is a schematic view of an exploded construction of the conveyor mechanism of FIG. 1;

FIG. 3 is a schematic view of a portion of the connection structure of the conveying assembly, pushing assembly and frame of FIG. 1;

FIG. 4 is a top view of a portion of the structure shown in FIG. 3;

FIG. 5 is a schematic view of a connection structure between a pushing assembly and a first plate in one embodiment;

FIG. 6 is a schematic diagram of a first driving module according to an embodiment;

FIG. 7 is a schematic diagram of a second driving module according to an embodiment;

FIG. 8 is an enlarged schematic view of the portion A of FIG. 5;

FIG. 9 is an enlarged schematic view of the portion B of FIG. 5;

FIG. 10 is a schematic view of an exploded view of a pressure plate assembly and a second plate in one embodiment;

FIG. 11 is a schematic diagram of a code scanning assembly according to an embodiment.

Wherein:

1. a frame body; 11. a first plate; 12. a second plate; 121. a through hole;

2. a transport assembly; 21. a main roller; 22. a transmission member; 23. a roller set; 24. an accommodating space;

3. a pushing assembly; 31. a first driving module; 311. a first driving member; 312. a connecting plate; 3121. a first projection; 313. a first mounting plate; 314. a first photoelectric switch; 315. a second photoelectric switch; 32. a second driving module; 321. a second mounting plate; 322. a second driving member; 323. a push rod; 3231. a second projection; 324. a third photoelectric switch; 325. a fourth photoelectric switch;

4. a first inductor; 5. a second inductor; 6. a guide block; 61. a guide slope;

7. a platen assembly; 71. a third driving member; 72. a mounting frame; 73. a pressing roller; 74. a guide member; 75. an elastic member; 76. a third mounting plate; 77. a fifth photoelectric switch; 78. a sixth photoelectric switch;

8. a code scanning assembly; 81. and a code scanning end.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many other different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" 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," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-3 and 5-7, in one embodiment of the conveyor mechanism, the conveyor mechanism includes a frame 1, a conveyor assembly 2, and a pusher assembly 3. The conveying assembly 2 is mounted on the frame body 1, and the conveying assembly 2 is used for conveying the PCB. The pushing component 3 is arranged on the frame body 1, the pushing component 3 can push the PCB to enter the feed box, and the pushing direction of the pushing component 3 is at least partially the same as the conveying direction of the conveying component 2.

In this embodiment, when using, the PCB board that inputs in conveying mechanism carries to the workbin direction through conveying subassembly 2, and when conveying mechanism's conveying force is insufficient to carry the PCB board into the workbin, accessible promotes subassembly 3 and applys thrust to the PCB board to realized the purpose that the PCB board got into unpowered workbin, solved the technical problem that the PCB board is difficult to get into the workbin among the prior art.

Preferably, the pushing direction of the pushing assembly 3 is the same as the conveying direction of the conveying assembly 2.

For convenience of description, the following embodiments will take the case that the conveying mechanism is horizontally disposed, and the conveying direction of the conveying assembly 2 and the pushing direction of the pushing assembly 3 are both along the horizontal direction, when not specifically described.

In one embodiment of the conveying mechanism, as shown in fig. 3-4, the conveying mechanism further comprises a first sensor 4 and a second sensor 5 which are sequentially arranged on the frame 1 along the conveying direction of the conveying assembly 2, and the first sensor 4 and the second sensor 5 are used for sensing the PCB board. The second inductor 5 is in communication connection with the conveying component 2, so that the conveying component 2 can work when the second inductor 5 senses the PCB, and the first inductor 4 is in communication connection with the pushing component 3, so that the pushing component 3 can work when the first inductor 4 cannot sense the PCB.

In this embodiment, both the first sensor 4 and the second sensor 5 can sense through light, for example, when the PCB board is covered on the first sensor 4 and the second sensor 5, the first sensor 4 and the second sensor 5 can sense, and by setting the first sensor 4 to push the component 3 to perform communication linkage, it is convenient to control when the pushing component 3 acts.

Specifically, it can be understood that the process of entering the conveying mechanism of the PCB board will first cover the first inductor 4, so that the pushing component 3 is not operated in this state, and when the PCB board covers the second inductor 5, it is indicated that the PCB board completely enters the conveying mechanism, at this time, the conveying mechanism is required to convey the PCB board, the PCB board passes through the first inductor 4 under the driving of the conveying component 2, at this time, it is indicated that the PCB board has partially entered the bin, at this time, the first inductor 4 cannot sense the PCB board to start the pushing component 3 to push the PCB board, so that the PCB board can be pushed into the bin.

In one embodiment of the conveying mechanism, as shown in fig. 3 and fig. 5-7, the pushing assembly 3 includes a first driving module 31 and a second driving module 32, the first driving module 31 is installed on the frame 1, an output end of the first driving module 31 is connected to the second driving module 32, the first driving module 31 is used for driving the second driving module 32 to approach or separate from the conveying assembly 2, and the second driving module 32 is used for driving the PCB board to move along the conveying direction of the conveying assembly 2. The driving direction of the first driving module 31 is perpendicular to the conveying direction of the conveying assembly 2.

It should be noted that, in this embodiment, the second driving module 32 may be located above the conveying assembly 2, or may be located below the conveying assembly 2, and may be close to or far away from the conveying assembly 2 under the driving of the first driving module 31, so that the driving direction of the first driving module 31 is a vertical direction.

In a preferred embodiment, as shown in fig. 3 and 5-7, the transport assembly 2 has a transport area for contacting and transporting the PCB, the transport assembly 2 being provided with a receiving space 24. The second driving module 32 has a retracted position accommodated in the accommodating space 24 and an extended position under the driving of the first driving module 31, the height of the output end of the second driving module 32 in the moving direction of the first driving module 31 does not exceed the height of the conveying area for conveying the PCB when the second driving module 32 is in the retracted position, and the height of the output end of the second driving module 32 in the moving direction of the first driving module 31 is higher than the height of the conveying area for conveying the PCB when the second driving module 32 is in the extended position.

In this embodiment, the accommodating space 24 is provided on the conveying assembly 2, so that the second driving module 32 can be retracted in the accommodating space 24 in the initial state, and when the first sensor 4 cannot sense the PCB, the second driving module 32 extends out of the accommodating space 24 to push the PCB to move under the driving of the first driving module 31, so that the occupied space of the whole pushing assembly 3 can be reduced.

Preferably, the pushing assembly 3 is located at an intermediate position of the delivery assembly 2.

In an embodiment of a conveying mechanism, as shown in fig. 5-6 and 8, the first driving module 31 includes a first driving member 311, a connecting plate 312, a first mounting plate 313, a first photoelectric switch 314 and a second photoelectric switch 315, an output end of the first driving member 311 is connected to the connecting plate 312, the first mounting plate 313 is mounted on the frame 1, the first photoelectric switch 314 and the second photoelectric switch 315 are disposed on the first mounting plate 313 at intervals along a moving direction of the connecting plate 312, the connecting plate 312 has a first protruding portion 3121 that can be sensed by the first photoelectric switch 314 and the second photoelectric switch 315 in a moving process, and the first photoelectric switch 314 and the second photoelectric switch 315 are both in communication connection with the first driving member 311 so as to limit a travel of the connecting plate 312. The second driving module 32 is mounted on the connection plate 312.

It can be understood that in this embodiment, the first photoelectric switch 314 and the second photoelectric switch 315 are sequentially disposed along the vertical direction, by disposing the first photoelectric switch 314 and the second photoelectric switch 315, the vertical movement travel of the connection board 312 can be limited, the connection board 312 moves up and down under the driving of the first driving member 311, and when the first protruding portion 3121 is sensed by the first photoelectric switch 314 or the second photoelectric switch 315, the first driving member 311 stops working, thereby improving the automation degree.

Specifically, in one conveying mechanism embodiment, as shown in fig. 5, 7 and 9, the second driving module 32 includes a second mounting plate 321, a second driving member 322, a push rod 323, a third photoelectric switch 324 and a fourth photoelectric switch 325, the second mounting plate 321 is mounted on the connecting plate 312, the second driving member 322, the third photoelectric switch 324 and the fourth photoelectric switch 325 are all mounted on the second mounting plate 321, the push rod 323 is slidably disposed on the second mounting plate 321, the output end of the second driving member 322 is connected to the push rod 323, so as to be capable of pushing the PCB board to move by the push rod 323, the third photoelectric switch 324 and the fourth photoelectric switch 325 are disposed at intervals along the moving direction of the push rod 323, the push rod 323 has a second protruding portion 3231 capable of being sensed by the third photoelectric switch 324 and the fourth photoelectric switch 325 during the moving process, and the third photoelectric switch 324 and the fourth photoelectric switch 325 are all in communication connection with the second driving member 322, so as to be capable of limiting the stroke of the push rod 323.

It should be understood that, in this embodiment, the third photoelectric switch 324 and the fourth photoelectric switch 325 are sequentially disposed along the horizontal direction, and correspondingly, the moving direction of the PCB board is the same, by disposing the third photoelectric switch 324 and the fourth photoelectric switch 325, and also for limiting the travel, specifically for limiting the travel of the push rod 323, the push rod 323 moves along the horizontal direction under the driving of the driving member, when the second protruding portion 3231 is sensed by the third photoelectric switch 324 or the fourth photoelectric switch 325, the second driving member 322 stops driving the push rod 323, preferably, when the push rod 323 pushes the PCB board to move to be sensed by the fourth photoelectric switch 325, the second driving member 322 may be configured to drive the push rod 323 to reset to the position of the third photoelectric switch 324, and further when the third photoelectric switch 324 resets, the first driving member 311 drives the second driving module 32 to retract into the accommodating space 24.

Specifically, the first driving piece 311 and the second driving piece 322 can be linear driving structures such as a cylinder, an oil cylinder, a linear motor, a screw module and the like, wherein preferably, in order to reduce the occupied horizontal space, the second driving piece 322 can be arranged in a mode that the screw module is combined with a synchronous belt, and the synchronous belt can be used for vertical transmission, so that the driving piece in the screw module can be arranged above and below the screw, the occupation of the horizontal space is reduced, and the compactness of the structure is improved.

In one conveying mechanism embodiment, as shown in fig. 3, the conveying assembly 2 includes a conveying driving member, a main roller 21, two transmission members 22 and two roller groups 23, wherein an output end of the conveying driving member is connected to the main roller 21, the conveying driving member is used for driving the main roller 21 to rotate around its center, two ends of the main roller 21 are respectively connected with the two roller groups 23 through two transmission members 22 in a one-to-one corresponding transmission manner, and the two roller groups 23 are arranged at intervals along a direction perpendicular to a conveying direction of the PCB board so as to form an accommodating space 24.

In this embodiment, specifically, the conveying driving member may be a motor, the main roller 21 is rotatably connected to the frame body 1, the driving end of the motor is connected to the main roller 21, so that the main roller 21 can be driven to rotate, the two driving members 22 may be transmission structures such as belts or gears, in which the belts may also be engaged with the plurality of rollers in sequence in combination with a rectangle, so that all the rollers can be driven to rotate by one conveying driving member to convey the PCB, each roller group 23 includes a plurality of rollers arranged along the moving direction of the PCB, the space between the two roller groups 23 forms an accommodating space 24, so that the pushing assembly 3 is disposed in the middle of the two roller groups 23, and correspondingly can correspond to the middle of the PCB, so as to conveniently and stably push the PCB to move.

In one embodiment of the conveying mechanism, as shown in fig. 3-4, the conveying mechanism further comprises a guide block 6, the guide block 6 is mounted on the frame body 1, the guide block 6 has two opposite guide ends along the conveying direction of the conveying assembly 2, and each guide end is provided with a guide inclined surface 61.

In this embodiment, by providing the guide block 6, two guide inclined planes 61 on two opposite sides of the guide block 6 can be used to guide the PCB onto the roller and slide down from the roller, respectively, so as to facilitate the entry and exit of the PCB.

Preferably, the main roller 21 is disposed through the guide block 6, a portion of the guide block 6 is accommodated in the accommodating space 24, the guide block 6 may have a U-shaped structure, an opening of the guide block 6 faces the frame 1 and can enclose a space for the second driving module 32 to move, the structure of the push rod 323 may specifically include a plate and two push blocks disposed on the plate along the axial direction of the main roller 21 at intervals, the guide block 6 is disposed between the two push blocks, and the plate in the push rod 323 is disposed in the space enclosed by the guide block 6 and the frame 1 and can move relative to the guide block 6.

Specifically, the frame 1 includes a first plate 11 and a second plate 12 disposed at intervals, the conveying assembly 2 and the pushing assembly 3 are mounted to the first plate 11, and the second plate 12 is located at a side of the conveying assembly 2 away from the first plate 11.

Preferably, the two ends of the first plate 11 facing away from the second plate 12 can be provided with supporting legs, the two supporting legs and the first plate 11 can enclose to form a space, the position of the first plate 11 corresponding to the guide block 6 and the second driving module 32 can be provided with a hole, the first driving module 31 is arranged in the hole in a penetrating way, and thus, the space enclosed between the guide block 6 and the first plate 11 occupied by the first driving module 31 can be reduced, the layout is optimized, and the effect of compact structure is achieved.

In one embodiment of the conveying mechanism, as shown in fig. 1-2 and 10, the conveying mechanism further comprises a pressing plate assembly 7, the pressing plate assembly 7 is mounted on the second plate 12, and the pressing plate assembly 7 is used for pressing the PCB on the conveying assembly 2 so as to convey the PCB to the feeding box in cooperation with the conveying assembly 2.

In this embodiment, the friction force between the conveying component 2 and the PCB board can be increased through the pressing plate component 7, so that the conveying component 2 can be more easily grasped and conveyed into the bin, and slipping is prevented.

It should be noted that, when the pressing plate assembly 7 and the conveying assembly 2 cooperate to convey the PCB into the bin, the pushing assembly 3 is not required to be started, and when the pressing plate assembly 7 and the conveying assembly 2 cooperate to convey the PCB into the bin, the pressing plate assembly 7 is reset to stop pressing the PCB, and then the pushing assembly 3 pushes the PCB into the bin.

In one conveying mechanism embodiment, as shown in fig. 10, the platen assembly 7 includes a third driving member 71, a mounting frame 72, a pressing roller 73, a guide member 74, an elastic member 75, a third mounting plate 76, a fifth photoelectric switch 77, and a sixth photoelectric switch 78. The third driving piece 71 is installed in the second board 12, the output of third driving piece 71 is connected in mounting bracket 72, the gyro wheel 73 that applies pressure rotates and connects in mounting bracket 72, guide piece 74 one end is connected in mounting bracket 72, guide piece 74 wears to locate the second board 12, guide piece 74 is used for the removal direction of mounting bracket 72, the guide piece 74 is located to the cover of elastic piece 75, the elastic piece 75 is located between second board 12 and the mounting bracket 72, the third mounting panel 76 is connected in the second board 12, fifth photoelectric switch 77 and sixth photoelectric switch 78 set up in the third mounting panel 76 along mounting bracket 72 direction of movement interval, the third bulge that can be sensed by fifth photoelectric switch 77 and sixth photoelectric switch 78 in the removal process has on the mounting bracket 72, fifth photoelectric switch 77 and sixth photoelectric switch 78 all with third driving piece 71 communication connection, in order to can restrict the stroke of mounting bracket 72.

In this embodiment, specifically, the third driving member 71 may be a linear driving structure such as an air cylinder, an oil cylinder, a linear motor, etc., and the third driving member 71 can drive the pressing roller 73 to be close to the PCB board in the vertical direction, and by setting the pressing roller 73, the pressing member can apply pressure to the PCB board and simultaneously rotate, so as to avoid damage to the surface of the PCB board due to friction, in addition, the pressing plate assembly 7 is further provided with a guiding member 74 and an elastic member 75, the guiding member 74 may be a linear bearing, the movement direction of the guiding pressing roller 73 may be used, and the elastic member 75 may provide elastic force, so as to avoid large impact with the PCB board or the second board 12 during the movement of the mounting frame 72.

In addition, the first photoelectric switch 314, the second photoelectric switch 315, the third photoelectric switch 324, the fourth photoelectric switch 325, the fifth photoelectric switch 77 and the sixth photoelectric switch 78 may be slot-type photoelectric switches, and two groups of switches may function to limit the travel.

In one embodiment of the conveying mechanism, as shown in fig. 1-2 and 11, the conveying mechanism further comprises a code scanning assembly 8, the code scanning assembly 8 is mounted on the second board 12, and the code scanning assembly 8 is used for identifying codes on the PCB board and uploading the codes to the computer. Specifically, the second plate 12 is provided with a through hole 121 penetrating through the second plate 12, and the code scanning end 81 of the code scanning assembly 8 is arranged through the through hole 121, and the code scanning end 81 of the code scanning assembly 8 faces the conveying assembly 2.

The utility model also relates to an AGV trolley, which comprises a conveying mechanism and a bin in the previous embodiment, wherein the conveying mechanism 2 is used for being in butt joint with the bin to convey a PCB.

Through the conveying mechanism who uses among the preceding embodiment, can make the PCB board enter into the workbin voluntarily, further improved the automation level of AGV dolly, make things convenient for the AGV dolly to correspond with other last unloading mechanisms, specifically, connect the PCB board through conveying mechanism, then carry into the workbin in, preferably, multiplicable actuating mechanism, actuating mechanism's output is connected in conveying mechanism for adjustment conveying mechanism's position corresponds with each layer on the workbin.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (14)

1. A conveying mechanism for conveying a PCB board, the conveying mechanism comprising:

a frame body;

the conveying assembly is arranged on the frame body and is used for conveying the PCB;

and the pushing component is arranged on the frame body, and can push the PCB to enter the feed box, and the pushing direction of the pushing component is at least partially the same as the conveying direction of the conveying component.

2. The conveying mechanism as claimed in claim 1, further comprising a first sensor and a second sensor sequentially disposed on the frame along a conveying direction of the conveying assembly, wherein the first sensor and the second sensor are used for sensing the PCB; the second inductor is in communication connection with the conveying component, so that the conveying component can work when the second inductor senses the PCB, and the first inductor is in communication connection with the pushing component, so that the pushing component can work when the first inductor does not sense the PCB.

3. The conveying mechanism of claim 1, wherein the pushing assembly comprises a first driving module and a second driving module, the first driving module is mounted on the frame body, an output end of the first driving module is connected with the second driving module, the first driving module is used for driving the second driving module to be close to or far away from the conveying assembly, and the second driving module is used for driving the PCB to move along the conveying direction of the conveying assembly; the driving direction of the first driving module is perpendicular to the conveying direction of the conveying assembly.

4. A transport mechanism as recited in claim 3, wherein said transport assembly has a transport area for contacting and transporting said PCB, said transport assembly having a receiving space;

the second driving module is provided with a contraction position and an extension position which are accommodated in the accommodating space under the driving of the first driving module, the height of the output end of the second driving module in the moving direction of the first driving module is not more than the height of the conveying area for conveying the PCB when the second driving module is positioned in the contraction position, and the height of the output end of the second driving module in the moving direction of the first driving module is higher than the height of the conveying area for conveying the PCB when the second driving module is positioned in the extension position.

5. The conveying mechanism as claimed in claim 4, wherein the first driving module comprises a first driving member, a connecting plate, a first mounting plate, a first photoelectric switch and a second photoelectric switch, wherein an output end of the first driving member is connected to the connecting plate, the first mounting plate is mounted on the frame body, the first photoelectric switch and the second photoelectric switch are arranged on the first mounting plate at intervals along a moving direction of the connecting plate, the connecting plate is provided with a first protruding part which can be sensed by the first photoelectric switch and the second photoelectric switch in a moving process, and the first photoelectric switch and the second photoelectric switch are in communication connection with the first driving member so as to limit the travel of the connecting plate; the second driving module is installed on the connecting plate.

6. The transport mechanism of claim 5, wherein the second driving module includes a second mounting plate, a second driving member, a push rod, a third photoelectric switch and a fourth photoelectric switch, the second mounting plate is mounted on the connection plate, the second driving member, the third photoelectric switch and the fourth photoelectric switch are all mounted on the second mounting plate, the push rod is slidably disposed on the second mounting plate, an output end of the second driving member is connected to the push rod so as to push the PCB board to move through the push rod, the third photoelectric switch and the fourth photoelectric switch are arranged at intervals along a moving direction of the push rod, a second protrusion portion which can be sensed by the third photoelectric switch and the fourth photoelectric switch in a moving process is provided on the push rod, and the third photoelectric switch and the fourth photoelectric switch are all in communication connection with the second driving member so as to limit a stroke of the push rod.

7. The conveying mechanism of claim 4, wherein the conveying assembly comprises a conveying driving part, a main roller, two transmission parts and two roller groups, the output end of the conveying driving part is connected with the main roller, the conveying driving part is used for driving the main roller to rotate around the central axis, two ends of the main roller are respectively connected with the two roller groups through one-to-one transmission of the two transmission parts, and the two roller groups are arranged at intervals along the direction perpendicular to the conveying direction of the PCB so as to form the accommodating space.

8. The transport mechanism of claim 1, further comprising a guide block mounted to the frame, the guide block having two opposite guide ends along the transport direction of the transport assembly, each guide end having a guide ramp.

9. The transport mechanism of claim 1, wherein the frame includes first and second spaced apart plates, the transport assembly and the pushing assembly being mounted to the first plate, the second plate being located on a side of the transport assembly remote from the first plate.

10. The transport mechanism of claim 9, further comprising a platen assembly mounted to the second plate for pressing the PCB on the transport assembly to cooperate with the transport assembly to transport the PCB into the bin.

11. The transport mechanism of claim 10, wherein the platen assembly comprises a third drive member, a mounting frame, a pressure roller, a guide member, an elastic member, a third mounting plate, a fifth opto-electronic switch, and a sixth opto-electronic switch; the third driving piece install in the second board, the output of third driving piece connect in the mounting bracket, the gyro wheel that applies pressure rotate connect in the mounting bracket, guide one end connect in the mounting bracket, the guide wears to locate the second board, the guide is used for the removal direction of mounting bracket, the elastic component cover is located the guide, the elastic component is located the second board with between the mounting bracket, the third mounting panel connect in the second board, the fifth photoelectric switch with the sixth photoelectric switch is followed the mounting bracket removes the direction interval set up in the third mounting panel, have on the mounting bracket can be sensed by fifth photoelectric switch and sixth photoelectric switch's third bulge, fifth photoelectric switch with sixth photoelectric switch all with third driving piece communication connection, so as to restrict the stroke of mounting bracket.

12. The transport mechanism of claim 9, further comprising a code scanning assembly mounted to the second plate, the code scanning assembly for identifying codes on the PCB and uploading to a computer.

13. The conveyor mechanism of claim 12, wherein the second plate has a through hole formed therethrough, the code scanning end of the code scanning assembly is disposed through the through hole, and the code scanning end of the code scanning assembly is oriented toward the conveyor assembly.

14. An AGV cart comprising a transport mechanism according to any one of claims 1-13 and a magazine, said transport mechanism being adapted to interface with said magazine for transporting PCB boards.