CN112079127A - Lithium battery production equipment based on separated AGV (automatic guided vehicle) conveying - Google Patents

Abstract

The invention discloses lithium battery production equipment based on separated AGV conveying, which comprises a feeding system, a sintering system and a conveying system, wherein the conveying system comprises an AGV trolley, a material carrying carriage and a transfer device, a butt joint channel for the AGV trolley to pass through is arranged at the bottom of the material carrying carriage, a lifting jacking mechanism for jacking the material carrying carriage is arranged at the top of the AGV trolley, the transfer device comprises a transfer main frame, a moving module, a composite clamp and a butt joint conveying line, a transfer channel for accommodating the material carrying carriage is arranged at the bottom of the moving main frame, the moving module is used for driving the composite clamp to move, the composite clamp is movably arranged between the material carrying carriage and the butt joint conveying line and used for feeding and discharging, and a discharge port of the feeding system and a feeding port of the sintering system are respectively provided with the transfer. According to the invention, the AGV trolley is separated from the material loading carriage, so that the staying waiting time of the AGV trolley is reduced, the use efficiency of the AGV is improved, and the continuous production of the materials is realized through the butt joint of the transfer device and the material loading carriage.

Description

Lithium battery production equipment based on separated AGV (automatic guided vehicle) conveying

Technical Field

The invention relates to the technical field of automation of processing and production of lithium battery materials, in particular to lithium battery production equipment based on separated AGV conveying.

Background

Sintering of positive and negative electrode materials of a lithium battery is an important part of a lithium battery production process, and currently, mainstream sintering equipment of the positive and negative electrode materials of the lithium battery is a roller kiln. The lithium battery material is required to be placed into a specially-made mullite sagger or graphite sagger, and the sagger is driven to run and convey through a kiln roller way, so that the lithium battery material is sintered. Therefore, raw materials after the mixing and batching are required to be loaded into a sagger and conveyed to the inlet of the kiln for sintering by a traditional conveying line body (a double-speed chain or a roller line); the material sagger is sintered through the roller furnace and then conveyed to an unloading area through the conveying line body to be unloaded, an automatic station is added on the conveying line according to the sintering process requirement of the lithium battery material, a shaking-up station, a grid inserting station and a sagger stacking station are added on the inlet conveying line, and a sagger separating station, a cleaning station and the like are added on the outlet conveying line.

The prior art has developed the integral type AGV dolly that is used for lithium cell material to carry, but integral type AGV dolly availability factor is lower, and the AGV dolly is in the stagnation stage of waiting for the casket-like bowl in most time, can't give full play to the efficiency of AGV dolly, leads to needing a large amount of AGV dollies in actual production, causes whole AGV transmission system high price, does not have effective competitiveness. The integrated AGV structure changes a transmission roller line body into a moving mode, the main structural form is that a power roller way is designed and installed above an AGV trolley, and a dustproof cabin body, a blocking mechanism, a detection mechanism, an ash receiving groove, an operation opening and other mechanisms are matched on a roller way line, so that the AGV trolley is complex in structure and high in price, a container which is used for bearing lithium battery materials and has lower box-carrying capacity of the trolley is a special mullite box-shaped pot or graphite box-shaped pot, the size of the box-shaped pot is about 300mm multiplied by 120mm, the arrangement form of each row of the box-shaped pot entering the inside of a roller way kiln is four groups of double layers or six groups of double layers, and each. Therefore, the integrated AGV needs to be stacked in a neat mode according to the form of each row, and only one corresponding row of saggars can be stored on the AGV trolley.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides lithium battery production equipment based on separated AGV conveying, which separates an AGV from a material loading carriage for bearing materials, thereby reducing the waiting time of the AGV and effectively improving the use efficiency of the AGV.

In order to solve the technical problems, the invention adopts the following technical scheme:

a lithium battery production device based on separated AGV conveying comprises a feeding system, a sintering system and a conveying system, the conveying system comprises an AGV trolley, a material loading carriage and a transfer device, wherein the bottom of the material loading carriage is provided with a butt joint channel for the AGV trolley to pass through, the top of the AGV trolley is provided with a lifting jacking mechanism for jacking a material carrying carriage, the transferring device comprises a transferring main frame, a moving module, a composite clamp and a butt joint conveying line, the moving module, the composite clamp and the butt joint conveying line are arranged on the transferring main frame, the bottom of the transfer main frame is provided with a transfer passage capable of accommodating a material carrying carriage, the moving module is used for driving the composite clamp to move, the composite clamp is used for grabbing materials of the material carrying carriage and transferring the materials to a butt joint conveying line, or the material on the butt joint conveying line is grabbed and transferred onto a material carrying carriage, the discharge port of the feeding system is provided with the transfer device, and the feeding port of the sintering system is provided with the transfer device.

As a further improvement of the above technical scheme, a compartment cover is arranged at the top of the loading compartment, and the transfer device comprises a cover opening device for opening the compartment cover.

As a further improvement of the above technical scheme, the cover opening device comprises a telescopic drive, a swing rod and a telescopic positioning rod, the swing rod is hinged to the transfer main frame, the positioning rod is vertically fixed on the swing rod, the telescopic drive is installed on the transfer main frame, the drive end of the telescopic drive is connected with the swing rod, and a cover opening butt joint hole capable of being in butt joint with the positioning rod is formed in the top of the compartment cover.

As a further improvement of the above technical scheme, two sides of the material loading carriage are provided with first positioning holes, one end of the material loading carriage is provided with a second positioning hole, two sides of the load transferring channel are provided with retractable first positioning pins, the first positioning pins are matched with the first positioning holes, and one end of the load transferring channel is provided with a second positioning pin which can be matched with the second positioning holes.

As a further improvement of the above technical solution, the first positioning pin and the second positioning pin are both tapered pins; the first positioning pin is installed on the transferring main frame through a positioning cylinder.

As a further improvement of the technical scheme, the lifting jacking mechanism comprises a jacking driving pin and a jacking positioning pin, and a third positioning hole matched with the jacking positioning pin is formed in the top wall of the butt joint channel of the material loading carriage.

As a further improvement of the technical scheme, the jacking positioning pin is a conical pin.

As a further improvement of the above technical solution, the circumferential surface of the main transfer rack is provided with a coaming, the top of the main transfer rack is provided with a shield, and one end of the transfer channel is provided with a lifting door.

As a further improvement of the technical scheme, the lithium battery production equipment further comprises an unloading system, wherein the material inlet of the unloading system is provided with the transferring device, and the material outlet of the sintering system is provided with the transferring device.

As a further improvement of the above technical solution, the material is loaded through saggars, and the loading carriage can accommodate a plurality of saggars; the butt joint conveying line is a butt joint roller way.

Compared with the prior art, the invention has the advantages that:

(1) according to the lithium battery production equipment based on the separated AGV conveying, the AGV trolley is separated from the material carrying carriage for carrying materials, so that the waiting time of the AGV trolley can be shortened, the use efficiency of the AGV trolley is effectively improved, and meanwhile, the cargo carrying capacity of the AGV trolley can be effectively improved by adopting the design structure, and the conveying efficiency of the AGV trolley is further improved; the continuous production of the materials is realized through the butt joint of the transfer device; and when development disconnect-type AGV dolly conveying system, carry out reasonable optimization configuration to the supporting automatic station of lithium cell material sintering process demand (flatten, fold alms bowl, clean etc.) for AGV transmission lithium cell material is more high-efficient, stable, and can greatly reduce overall system configuration, has effectively promoted lithium cell material system's stability and price/performance ratio, makes AGV transmission lithium cell material mode have more prominent advantage than traditional transmission mode.

(2) According to the lithium battery production equipment based on the separated AGV conveying, a separated AGV conveying mode is adopted, any number of saggars can be borne, the form of bearing the saggars can be random, the structure of the AGV is greatly simplified, the stability of conveying the saggars is enhanced, the running cost of the AGV is reduced, and the lithium battery production equipment has the more important advantages that the use efficiency of the AGV can be greatly improved and the use number of the AGV is reduced by adopting the separated AGV.

(3) According to the lithium battery production equipment based on the separated AGV conveying, the original traditional kiln and the automatic feeding and discharging system are separated and divided into a feeding area, a sintering area and a discharging area; and the AGV trolley is separated from the material carrying carriage, and the sagger is transferred from the material carrying carriage to the position between the kiln and the station through the transfer device, so that the continuous production of the materials is realized.

Drawings

FIG. 1 is a schematic layout diagram of a lithium battery production facility based on a split AGV transportation according to the present invention.

Fig. 2 is a schematic view of the structure of the loading compartment of the present invention.

Fig. 3 is a schematic structural view of the transfer device of the present invention.

FIG. 4 is a schematic view showing the structure of the transfer device of the present invention (including a shroud, a hood, and a lift gate).

FIG. 5 is a schematic diagram of an AGV configuration according to the present invention.

The reference numerals in the figures denote:

1. a feeding system; 2. a sintering system; 3. an AGV trolley; 31. a lifting top bracing mechanism; 311. jacking driving; 312. jacking a positioning pin; 4. a loading carriage; 41. a docking channel; 42. a compartment cover; 43. opening a cover for butting holes; 44. a first positioning hole; 45. a second positioning hole; 5. a transfer device; 501. enclosing plates; 502. a shield; 503. a lift gate; 51. a main frame; 511. a transfer channel; 52. a moving module; 53. compounding a clamp; 54. butt joint of the conveying lines; 55. a cap opening device; 551. telescopic driving; 552. a swing rod; 553. positioning a rod; 561. a first positioning pin; 562. a second positioning pin; 57. positioning the air cylinder; 6. a discharge system; 7. and (5) sagger.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples of the specification.

As shown in fig. 1 to 5, the lithium battery production equipment based on the separated AGV transportation of the embodiment includes a loading system 1, a sintering system 2 and a transportation system, the transportation system includes an AGV cart 3, a material loading carriage 4 and a transfer device 5, a docking passage 41 for the AGV cart 3 to pass through is provided at the bottom of the material loading carriage 4, a lifting and jacking mechanism 31 for jacking up the material loading carriage 4 is provided at the top of the AGV cart 3, the transfer device 5 includes a transfer main frame 51, a moving module 52 provided on the transfer main frame 51, a composite clamp 53 and a docking transportation line 54, a transfer passage 511 capable of accommodating the material loading carriage 4 is provided at the bottom of the transfer main frame 51, the moving module 52 is used for driving the composite clamp 53 to move, the composite clamp 53 is used for grabbing the material of the material loading carriage 4 and transferring the material to the docking transportation line 54, or the material on the docking transportation line 54 is transferred to the, the discharge port of the feeding system 1 is provided with a transfer device 5, and the feeding port of the sintering system 2 is provided with a transfer device 5.

The loading carriage 4 and the AGV trolley 3 are separated, the AGV trolley 3 can move into a butt joint channel 41 at the bottom of the loading carriage 4, then the lifting jacking mechanism 31 at the top is started to jack the loading carriage 4, and then the loading carriage 4 can be driven to move to load materials in the loading carriage 4. This embodiment uses a sagger 7 to load the material. A plurality of saggers 7 can be arranged in the loading carriage 4 at the same time.

A feeding conveying line is arranged in the feeding system 1, a butt joint conveying line 54 of a transfer device 5 at the outlet of the feeding system 1 is in butt joint with the feeding conveying line, a saggar 7 fed in the feeding system 1 is automatically conveyed to the butt joint conveying line 54, a loading carriage 4 is arranged in a transfer passage 511 of the transfer device 5 at the moment, then a composite clamp 53 of the transfer device 5 grabs the saggar 7 and places the saggar 7 in the loading carriage 4, after the loading carriage 4 is full of the saggar 7, an AGV trolley 3 is in butt joint with the loading carriage 4, the loading carriage 4 is dragged to a specified position beside a sintering area of the sintering system 2 from a feeding area of the feeding system 1, a sintering conveying line is also arranged in the sintering system 2, the butt joint conveying line 54 of the transfer device 5 at the inlet of the sintering system 2 is in butt joint with the sintering conveying line, after the loading carriage 4 reaches the transfer device 5 of the sintering area, the AGV trolley 3 carries the loading carriage 4 into the, after positioning, the lifting top supporting mechanism 31 descends, the loading carriage 4 is supported on the ground (or a base or a platform, etc.), the AGV cart 3 leaves the loading carriage 4 to perform other transportation operations (waiting is avoided), the composite clamp 53 of the transfer device 5 grabs the sagger 7 of the loading carriage 4 and places the sagger on the butt-joint conveying line 54, and the sagger is conveyed into the sintering system 2 through the butt-joint conveying line 54 to perform a sintering process.

The invention separates the AGV trolley 3 from the material loading carriage 4 for loading materials, thereby reducing the waiting time of the AGV trolley 3, effectively improving the use efficiency of the AGV trolley 3, reducing the use number of the AGV trolleys 3, meanwhile, the design structure can effectively improve the carrying capacity of the AGV trolley and further improve the conveying efficiency of the AGV trolley, and the continuous production of materials is realized through the butt joint of the transfer device 5, and when a separated AGV trolley conveying system is developed, automatic stations (flattening, bowl stacking, cleaning and the like) matched with the lithium battery material sintering process requirements are reasonably and optimally configured, so that the AGV can more efficiently and stably convey the lithium battery material, and can greatly reduce the configuration of the whole system, effectively promote the stability and the cost performance of the lithium battery material system, and enable the AGV to transmit the lithium battery material in a mode which has more prominent advantages than the traditional transmission mode. Because this embodiment has adopted casket 7 to carry the material, adopts split type AGV dolly transport mode, can bear arbitrary quantity of casket 7, and the form of just bearing casket 7 can be arbitrary, and the function that 3 AGV dollies only the transportation does not relate to the function of carrying the material, has greatly simplified AGV dolly 3's structure, has strengthened the stability of transportation casket, reduces 3 running costs of AGV dolly.

In this embodiment, the composite fixture 53 is preferably a gripper, and the sintering system 2 is preferably a kiln. The docking conveyor line 54 is preferably a docking roller table, due to the sagger 7 transport used. When the saggars 7 in the loading carriage 4 are taken out and placed on the butt-joint roller way, the saggars are scraped, inserted and stacked by the gripper, and finally the arrayed saggars 7 (four groups of double layers or six groups of double layers) are fed into the kiln through the butt-joint roller way. The movement module 52 has movements in three XYZ axes, and drives the composite jig 53 to move in the X axis direction, the Y axis direction, and the Z axis direction. It should be noted that in other embodiments, the composite fixture 53 may be a robot or a vacuum suction structure.

In this embodiment, the top of the load compartment 4 is provided with a compartment cover 42, and the transfer device 5 includes a lid opening device 55 for opening the compartment cover 42. The uncovering device 55 comprises a telescopic drive 551, a swing rod 552 and a telescopic positioning rod 553, the swing rod 552 is hinged on the transferring main frame 51, the positioning rod 553 is vertically fixed on the swing rod 552, the telescopic drive 551 is installed on the transferring main frame 51, the driving end of the telescopic drive 551 is connected with the swing rod 552, and the top of the compartment cover 42 is provided with an uncovering butt joint hole 43 which can be in butt joint with the positioning rod 553. The compartment cover 42 is provided with a convex part, and the opening butt joint hole 43 is arranged on the convex part. The telescopic drive 551 is preferably an uncapping cylinder. In order to improve the uncapping stability, the uncapping device 55 of the present embodiment is provided with two sets, and correspondingly, the uncapping butt-joint hole 43 is provided with two sets. The retractable positioning rod 553 is specifically configured such that the positioning rod 553 is an elastic pin. In other embodiments, the retractable positioning rod 553 may be configured to couple to an air cylinder that retracts with the positioning rod 553.

Uncovering: after the loading carriage 4 arrives in the transfer passage 511 of the transfer device 5, the telescopic drive 551 drives the swing rod 552 to swing downwards until the positioning rod 553 faces the cover opening butting hole 43, meanwhile, the elastic structure of the positioning rod 553 overcomes the blocking force and is inserted into the cover opening butting hole 43, and then the telescopic drive 551 drives the swing rod 552 to swing upwards, so that the carriage cover 42 is opened. The compartment cover 42 is provided to protect the material in the sagger 7. The detection sensor performs positioning to control the formation of the telescopic drive 551.

In this embodiment, the transfer main frame 51 is provided with a surrounding plate 501 on the circumferential surface and a hood 502 on the ceiling. The docking conveyor line 54 is protected by a hood 502 on the top of the transfer main frame 51, and the hood 502 is opened at the top to be operated with the composite jigs 53. The lower end of the main transfer frame 51 is protected by a shroud 501. One end of the transfer passage 511 is provided with a lifting door 503, the other end is also protected by a coaming 501, the lifting door 503 is opened, and the AGV trolley 3 and the loading carriage 4 can freely enter and exit the transfer passage 511.

In this embodiment, two sides of the material loading compartment 4 are provided with first positioning holes 44, one end of the material loading compartment 4 is provided with a second positioning hole 45, two sides of the transfer passage 511 are provided with retractable first positioning pins 561, the first positioning pins 561 are matched with the first positioning holes 44, and one end of the transfer passage 511 is provided with a second positioning pin 562 capable of being matched with the second positioning hole 45. The first positioning pin 561 is attached to the transfer main frame 51 by the positioning cylinder 57.

After the lifting door 503 opens the AGV cart 3 and brings the loaded carriage 4 into the transfer passage 511, the second positioning hole 45 is firstly in positioning contact with the second positioning pin 562 at the inner end of the transfer passage 511, and after the positioning is completed, the positioning cylinders 57 on both sides drive the first positioning pin 561 to extend and insert into the first positioning hole 44, so that the loaded carriage 4 is positioned, and the composite fixture 53 can be conveniently grabbed. Thereafter, the AGV cart 3 leaves the transfer passage 511, the lift door 503 is closed, and the composite jigs 53 are operated accordingly. The first positioning pin 561 and the second positioning pin 562 are both tapered pins.

In this embodiment, the lifting top supporting mechanism 31 includes a top driving device 311 and a top positioning pin 312, and a third positioning hole (not shown in the figure) capable of being matched with the top positioning pin 312 is disposed on the top wall of the butt-joint channel 41 of the loading carriage 4. The jacking drive 311 is preferably a jacking cylinder, the AGV trolley 3 moves into the butt joint channel 41 at the bottom of the loading carriage 4, then the jacking cylinder drives the jacking positioning pin 312 to ascend and insert into the third positioning hole of the jacking of the top wall in the butt joint channel 41, then the AGV trolley continuously ascends to jack up the loading carriage 4, and then the AGV trolley can take the loading carriage 4 to move. During separation, the jacking cylinder drives the jacking positioning pin 312 to descend, the material loading carriage 4 descends and is supported on the bottom surface, the jacking positioning pin 312 continues to be driven to descend, the jacking positioning pin 312 leaves the third positioning hole, and the AGV trolley 3 can leave the material loading carriage 4 at the moment. Preferably, the jacking positioning pin 312 is a tapered pin.

In this embodiment, the lithium battery production equipment further includes a discharging system 6, a material inlet of the discharging system 6 is provided with a transfer device 5, and a material outlet of the corresponding sintering system 2 is provided with a transfer device 5. The saggars 7 discharged from the furnace also pass through the transfer device 5 at the outlet of the furnace, the saggars 7 are placed in the material carrying carriages 4 by the composite fixture 53, when the saggars 7 are filled with the material carrying carriages 4 and send out instructions, the AGV 3 transports the material carrying carriages 4 to the discharging area of the discharging system 6, the transfer device 5 is arranged at the material inlet of the material carrying carriages 4 and the discharging system 6 for butt joint, then the AGV 3 leaves, the saggars 7 are placed on the butt joint conveying line 54 of the discharging area by the composite fixture 53, and the saggars 7 are conveyed into the discharging system 6 by the butt joint conveying line 54 for discharging. Through the butt joint of the transfer device 5, the continuous production of materials is realized through effective butt joint.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims (10)

1. The utility model provides a lithium cell production facility based on disconnect-type AGV is carried which characterized in that: including material loading system (1), sintering system (2) and conveying system, conveying system includes AGV dolly (3), carries material carriage (4) and moves and carries device (5), carry material carriage (4) bottom is equipped with butt joint passageway (41) that can supply AGV dolly (3) to pass, the top of AGV dolly (3) is equipped with lift jacking mechanism (31) of jack-up year material carriage (4), move and carry device (5) including moving and carrying body frame (51) and locating removal module (52), compound anchor clamps (53) and butt joint transfer chain (54) on moving and carrying body frame (51), the bottom that moves and carrying body frame (51) is equipped with moves and carries passageway (511) that can hold year material carriage (4), it is used for driving compound anchor clamps (53) to remove module (52), compound anchor clamps (53) are used for snatching the material transfer chain and transfer to butt joint transfer chain (54) of carrying material carriage (4), or the materials on the butt joint conveying line (54) are grabbed and transferred onto the material carrying carriage (4), the discharge hole of the feeding system (1) is provided with the transfer device (5), and the feeding hole of the sintering system (2) is provided with the transfer device (5).

2. The lithium battery production equipment based on separated AGV transportation of claim 1, wherein: the top of the loading carriage (4) is provided with a carriage cover (42), and the transferring device (5) comprises a cover opening device (55) for opening the carriage cover (42).

3. The lithium battery production equipment based on separated AGV transportation of claim 2, wherein: the cover opening device (55) comprises a telescopic driving device (551), a swinging rod (552) and a telescopic positioning rod (553), the swinging rod (552) is hinged to the transferring main frame (51), the positioning rod (553) is vertically fixed to the swinging rod (552), the telescopic driving device (551) is installed on the transferring main frame (51), the driving end of the telescopic driving device (551) is connected with the swinging rod (552), and a cover opening butt joint hole (43) capable of being in butt joint with the positioning rod (553) is formed in the top of the compartment cover (42).

4. The lithium battery production equipment based on separated AGV transportation according to any one of claims 1 to 3, wherein: the both sides of carrying material carriage (4) are equipped with first locating hole (44), and the one end tip of carrying material carriage (4) is equipped with second locating hole (45), it is equipped with first locating pin (561) of telescopic to move the both sides in passageway (511), first locating pin (561) and first locating hole (44) cooperation, move the one end tip in passageway (511) and be equipped with can cooperate second locating pin (562) with second locating hole (45).

5. The lithium battery production equipment based on separated AGV transportation of claim 4, wherein: the first positioning pin (561) and the second positioning pin (562) are both conical pins; the first positioning pin (561) is attached to a transfer main frame (51) by a positioning cylinder (57).

6. The lithium battery production equipment based on separated AGV transportation according to any one of claims 1 to 3, wherein: the lifting top support mechanism (31) comprises a top lifting drive (311) and a top lifting positioning pin (312), and a third positioning hole which can be matched with the top lifting positioning pin (312) is formed in the top wall of the butt joint channel (41) of the material loading carriage (4).

7. The lithium battery production equipment based on separated AGV transportation of claim 6, wherein: the jacking positioning pin (312) is a conical pin.

8. The lithium battery production equipment based on separated AGV transportation according to any one of claims 1 to 3, wherein: a surrounding plate (501) is arranged on the circumferential surface of the transferring main frame (51), a protective cover (502) is arranged at the top of the transferring main frame, and a lifting door (503) is arranged at one end of the transferring passage (511).

9. The lithium battery production equipment based on separated AGV transportation according to any one of claims 1 to 3, wherein: the lithium battery production equipment further comprises an unloading system (6), wherein a feeding port of the unloading system (6) is provided with the transfer device (5), and a discharging port of the sintering system (2) is provided with the transfer device (5).

10. The lithium battery production equipment based on separated AGV transportation according to any one of claims 1 to 3, wherein: the materials are loaded through saggars (7), and the material loading carriage (4) can accommodate a plurality of saggars (7); the butt joint conveying line (54) is a butt joint roller way.

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