CN110911758A

CN110911758A - Automatic adhesive tape pasting method and device for lithium battery

Info

Publication number: CN110911758A
Application number: CN201911119017.8A
Authority: CN
Inventors: 张俊; 沈杭杰; 魏峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-03-24

Abstract

The invention relates to the field of mechanical automation of battery production, in particular to automatic adhesive tape pasting equipment for a lithium battery, which comprises a conveying device, an adhesive preparing device, an adhesive tape pasting device and an adhesive pressing and encapsulating device; the conveying device is of a turntable structure, a jig is arranged on the conveying device, and the conveying device conveys the battery to be processed through the jig to the glue preparing device, the glue pasting device and the glue pressing and encapsulating device for processing; the adhesive preparation device is arranged in the adhesive sticking area of the conveying device and is used for feeding and cutting the adhesive tape; the adhesive tape sticking device is connected to the adhesive tape preparing device and used for sticking the cut adhesive tape to the battery in the adhesive tape sticking area; the adhesive pressing and encapsulating device is arranged in the adhesive pressing and encapsulating area and used for pressing the front side of the adhesive tape and encapsulating the redundant adhesive tape on the back side of the battery; and the processed battery is discharged by the conveying device after the rubber pressing and encapsulating are finished. The invention has the technical effects that the jig is used for limiting the battery, so that the accuracy of rubberizing is ensured; carry out the rubber coating through book gluey mechanism and rubber coating mechanism to the battery back, richened the function of equipment.

Description

Automatic adhesive tape pasting method and device for lithium battery

Technical Field

The invention relates to the field of mechanical automation of battery production, in particular to automatic rubberizing equipment for a lithium battery.

Background

The existing battery rubberizing equipment is, for example, published under the number CN205004407U, published under the number 2016.01.27, and discloses a rubberizing device of a square lithium battery winding machine, which comprises a synchronous motor, a synchronous wheel, a synchronous belt, a rubberizing roller and a rubberizing cylinder, wherein the synchronous motor, the synchronous wheel, the synchronous belt and the rubberizing roller are all arranged on the rubberizing cylinder, the rubberizing roller is connected with the synchronous wheel, and the synchronous motor is connected with the synchronous wheel through the synchronous belt.

However, the lithium battery labeling equipment has the following problems: no jig for the battery exists, so that the position is easy to make mistakes during gluing, and the product quality is influenced; and (II) the rubberizing component can only rubberize one surface of the battery, and needs to feed again when the battery is pasted on the other surface, so that the function is single, and the overall processing efficiency is influenced.

Disclosure of Invention

In order to solve the problems that the gluing position of the device is easy to make mistakes and the device carries out single-side gluing, the invention aims to provide the automatic gluing device for the lithium battery, which is provided with a jig special for the battery to ensure the gluing accuracy and can carry out double-side gluing on the battery.

For the first purpose of the invention, the following technical scheme is adopted for implementation:

an automatic adhesive tape sticking device for a lithium battery comprises a conveying device, an adhesive preparing device, an adhesive tape sticking device and an adhesive pressing and encapsulating device; the conveying device is of a turntable structure, a jig is arranged on the conveying device, and the conveying device conveys the battery to be processed through the jig to the glue preparing device, the glue pasting device and the glue pressing and encapsulating device for processing; the adhesive preparation device is arranged in the adhesive sticking area of the conveying device and is used for feeding and cutting the adhesive tape; the adhesive tape sticking device is connected to the adhesive tape preparing device and used for sticking the cut adhesive tape to the battery in the adhesive tape sticking area in a turnover mode; the adhesive pressing and encapsulating device is arranged in the adhesive pressing and encapsulating area and used for pressing the front side of the adhesive tape and encapsulating the redundant adhesive tape on the back side of the battery; and the processed battery is discharged by the conveying device after the rubber pressing and encapsulating are finished.

Preferably, the conveying device comprises a jig, a conveying motor, a divider, an inductor, a turntable and a lifting cylinder; the conveying motor is connected with the divider through a belt; the sensor is connected to one side of the divider and used for controlling the actions of the conveying motor and the divider so as to enable the turntable to rotate intermittently; the rotary table is arranged at the upper part of the divider, the rotary table is sequentially divided into a battery feeding area, a rubberizing area, a glue pressing and encapsulating area and a discharging area, and four groups of jigs are arranged on four working areas of the rotary table respectively; the lifting cylinder is arranged in the glue pressing area and used for lifting the baffle in the jig.

Preferably, the jig comprises a jig bottom plate, a battery supporting plate, a push rod, a first battery positioning plate, a second battery positioning plate, a third battery positioning plate, a battery baffle and a support; the jig base plate is arranged on the upper end face of the rotary table, four mounting grooves are formed in the lower portion of the jig base plate, and a transverse groove is formed in the upper portion of the jig base plate; the four battery supporting plates are respectively arranged in the four mounting grooves, the front end of each battery supporting plate is provided with an upward lug, the lug is used for supporting the front end of a battery, the lower part of each battery supporting plate is arranged on the turntable by a slide rail, the rear part of each battery supporting plate is fixed on the rear end surface of the jig bottom plate by a first adjusting screw rod, and the first adjusting screw rods are fixedly connected through a connecting plate; the push rod is arranged in the transverse groove, and a second adjusting screw rod is arranged at the left end of the push rod; the first battery positioning plates are arranged on the push rod uniformly and are used for positioning the left end of each battery; the second battery positioning plate is arranged on the jig bottom plate, covers the transverse groove, covers the push rod in the transverse groove, and is provided with four positioning blocks at the front end for positioning the right end of each battery; the third battery positioning plate is arranged on the second battery positioning plate and used for positioning the rear end of each battery; the battery baffle is positioned at the front end of the battery supporting plate and used for blocking the front end of a battery, the battery baffle is slidably mounted on the support, the lower part of the battery baffle is connected with a third adjusting screw rod, the battery baffle is connected with the lifting cylinder, and the battery baffle moves up and down through the lifting cylinder; the support is arranged below the turntable.

Preferably, the glue preparing device comprises a bottom plate, a front-back moving mechanism, a vertical plate, a vertical-up and left-right moving mechanism, a glue placing mechanism and a glue cutting mechanism; the front-back moving mechanism comprises a front-back moving cylinder, a front-back moving plate, a front-back moving slide rail and a buffer; the front and rear moving plates are slidably arranged on the bottom plate through front and rear moving slide rails; the vertical plate is vertically arranged at the rear end of the front and rear moving plates; the output end of the front-back moving cylinder is connected with a front-back moving fixing block; the front-back moving fixing block is fixedly arranged on the bottom plate; the two buffers are respectively arranged at the front end and the rear end of the bottom plate and are used for buffering when the front-back moving component moves; the up-down and left-right moving mechanism comprises a support frame, a left-right moving cylinder, a left-right moving plate, an up-down moving cylinder, an up-down moving plate, an upper rubber pressing plate and a lower rubber pressing plate; the support frame is arranged on the front and rear moving plates and is positioned at the front part of the vertical plate; the left-right moving cylinder is transversely arranged on the right side of the upper part of the support frame; the left and right moving plate is arranged on the upper part of the support frame in a transverse sliding manner, and the right end of the left and right moving plate is connected with the left and right moving cylinder; the up-down moving cylinder is fixedly arranged at the lower part of the left-right moving plate; the upper and lower moving plates are slidably mounted on the left and right moving plates, and the lower parts of the upper and lower moving plates are connected with the upper and lower moving cylinders through an upper and lower moving cylinder connecting plate; the upper rubber pressing plate is arranged on the top of the upper and lower movable plates, and four pressing blocks are arranged on the upper rubber pressing plate; the four lower rubber plates are arranged at the rear part of the left and right moving plate and correspond to the four pressing blocks, and the rubber belts are clamped by the lower rubber plates and the pressing blocks.

Preferably, the number of the glue placing mechanisms is four, the four glue placing mechanisms are vertically and alternately arranged on the upper part of the vertical plate, and each glue placing mechanism comprises a glue placing rotating shaft, a glue tape rotating disc, a tensioning rod and a linear shaft; the glue-releasing rotating shaft is arranged at the upper part of the vertical plate; the adhesive tape rotating disc is arranged on the adhesive tape placing rotating shaft; the tensioning rod is arranged below the adhesive tape turntable; the straight shaft is arranged between the vertical plate and the support frame and is positioned right below the tension rod, and the adhesive tape is discharged from the adhesive tape turntable, tensioned by the tension rod and steered to a position between the pressing block and the lower adhesive pressing plate through the straight rod; the glue cutting mechanism comprises a glue cutting cylinder, a knife rest and a blade; the glue cutting cylinder is vertically arranged on the front and rear movable plates through a glue cutting cylinder mounting plate; the cutter frame is arranged at the output end of the rubber cutting cylinder; the number of the blades is four, the blades are all installed on the knife rest through the blade installation plate, and the blades are located below the tensioned adhesive tape.

Preferably, the rubberizing device comprises a rubberizing support frame, a rotary cylinder, a rack, a rotary shaft, a gear, a limiting block and a rubberizing assembly; the rubberizing support frame is arranged on the glue preparation device; the rotary cylinder is vertically arranged at the lower part of the right side of the rubberizing support frame; the lower part of the rack is connected with the output end of the rotary cylinder, and the upper part of the rack is arranged on the upper part of the rubberizing support frame through a rack guide block; the rotating shaft is rotatably arranged at the top of the rubberizing support frame; the gear is arranged at the right end of the rotating shaft and is meshed with the rack; the limiting block is arranged at the left end of the rotating shaft and is used for limiting when the rotating shaft rotates; the four rubberizing assemblies are uniformly arranged on the rotating shaft and comprise rubberizing cylinder supports, rubberizing cylinders, first clamping blocks and second clamping blocks; the rubberizing cylinder support is L-shaped, and the upper part of the rubberizing cylinder support is arranged at the rear part of the rotating shaft; the rear part of the rubberizing cylinder is hinged to the lower part of the rubberizing cylinder support; the first clamping block is fixedly arranged at the front part of the rotating shaft, and the front part of the first clamping block is used for clamping an adhesive tape; the upper portion of the second clamping block is hinged to the front portion of the first clamping block, the lower portion of the second clamping block is connected with the output end of the front end of the rubberizing cylinder, and the rubberizing cylinder drives the second clamping block to rotate to clamp the adhesive tape on the first clamping block and the second clamping block.

Preferably, the rubber pressing and encapsulating device comprises a rack, a rubber pressing mechanism, a rubber folding mechanism and an encapsulating mechanism; the rubber pressing mechanism and the rubber folding mechanism are arranged at the upper part of the frame, and the rubber coating mechanism is arranged on a transverse plate in the middle of the frame; the glue pressing mechanism comprises a glue pressing cylinder mounting plate, a glue pressing cylinder, a pressing plate and a pressing block; the glue pressing cylinder mounting plate is arranged on the upper part of the rack; the glue pressing cylinder is vertically and downwards installed on the front end face of the glue pressing cylinder installation plate, and the pressing plate is installed at the output end of the glue pressing cylinder through two spring assemblies; the four pressing blocks are arranged at the bottom of the pressing plate, and the positions of the pressing blocks correspond to the positions of the batteries in the jig; the glue folding mechanism comprises a glue folding cylinder and a glue folding plate; the glue folding cylinder is vertically and downwards arranged behind the lower part of the glue pressing cylinder mounting plate; the rubber folding plate is arranged at the output end of the rubber folding cylinder, the length of the rubber folding plate is greater than that of the jig, and the rubber folding plate is used for bending the rubber belt exceeding the length of the battery downwards to the rear end face of the battery.

Preferably, the rubber coating mechanism comprises a rubber coating cylinder, a sliding plate, a bottom rubber pressing plate, a pressing wheel and a pressing wheel adjusting rod; the rubber coating cylinder is arranged on the lower end surface of the transverse plate; the sliding plate is slidably arranged on the upper end surface of the transverse plate, and the front end of the sliding plate is connected with the output end of the rubber coating cylinder through a cylinder connector; the bottom rubber pressing plates are four, the positions of the bottom rubber pressing plates correspond to the positions of the batteries in the jig, the rear part of each bottom rubber pressing plate is hinged to the rear end of the sliding plate, and the bottom rubber pressing plates are used for rubber-coating the rubber belt after rubber folding to the end faces of the batteries; the number of the pressing wheels is four, each pressing wheel is arranged above the corresponding bottom rubber pressing plate through a pressing wheel adjusting rod, and the pressing wheels are used for pressing the battery during bottom rubber coating; the four pinch roller adjusting rods are arranged on the rack through pinch roller adjusting rod connecting pieces.

The second purpose of the invention is to provide an automatic adhesive tape pasting method for the lithium battery.

An automatic rubberizing method for a lithium battery sequentially comprises the following steps:

feeding a battery: manually placing a battery to be labeled into a jig in a turntable feeding area, positioning the battery in the jig by adjusting a first battery positioning plate, a second battery positioning plate and a third battery positioning plate, rotating the turntable and conveying the jig to a labeling area;

(II) cutting the adhesive tape: the front-back moving mechanism and the up-down and left-right moving mechanism adjust the position of the adhesive tape, the adhesive tape is discharged through the adhesive discharging mechanism, the upper adhesive pressing plate and the lower adhesive pressing plate fix the adhesive tape, and the adhesive cutting cylinder moves the blade upwards to cut off the adhesive tape;

and (III) rubberizing: the rubberizing cylinder support drives the second clamping block to rotate, the cut adhesive tape is clamped between the first clamping block and the second clamping block, then the rotating cylinder moves the rack upwards, the rotating shaft rotates through meshing of the gears, the adhesive tape clamped by the first clamping block and the second clamping block is turned over and pasted to a jig in the rubberizing area, the rotating disc rotates, and the jig is conveyed to the rubberizing and encapsulating area;

(IV) pressing, folding and encapsulating: the pressing block is pressed downwards by the rubber pressing cylinder to enable the rubber belt on the front side of the battery to be pressed tightly, then the lifting cylinder pulls the battery baffle downwards, the rubber folding cylinder pushes the rubber folding plate to move downwards to bend the rubber belt exceeding the front side of the battery downwards, the rubber coating cylinder pushes the bottom rubber pressing plate to move downwards to the lower side of the jig, the bent rubber belt is coated on the back side of the battery, and the pressing wheel is used for fixing the battery during coating;

(V) discharging: the carousel is rotatory, carries the ejection of compact district with the tool, and the battery ejection of compact that will process the completion is distinguished in the ejection of compact.

In conclusion, the fixture on the turntable has the technical effects that the conveyor motor drives the divider to rotate, the inductor senses the rotating angle of the divider to determine the position of the turntable, and the fixtures on the turntable are sequentially rotated to the next station. The conveying device solves the problem that the jig circulates in each processing area, and has the advantages that the jig on the turntable is accurately conveyed to the next station through the cooperation of the divider and the inductor, and the conveying orderliness and the conveying accuracy of the jig are improved. When the jig acts, the battery to be processed is positioned in the jig by adjusting the positions of the first battery positioning plate, the second battery positioning plate and the third battery positioning plate. The jig solves the problem of positioning the battery in the jig, has the advantages that the left end, the right end and the rear end of the battery are positioned through the first battery positioning plate, the second battery positioning plate and the third battery positioning plate respectively, then the battery is fixed on the jig bottom plate through the battery baffle, the accuracy of battery positioning is guaranteed, the subsequent processing of the battery is facilitated, and the processing quality is indirectly improved. When the front-back moving mechanism and the up-down and left-right moving mechanism act, the front-back moving cylinder pushes the front-back moving plate to adjust the front-back position of the up-down and left-right moving mechanism, the left-right moving cylinder pushes the left-right moving plate to adjust the position of the up-down moving plate, so that the adhesive tape falls onto the lower adhesive pressing plate, and then the up-down moving cylinder moves up and down to adjust the position of the upper adhesive pressing plate, so that the pressing block presses downwards to tightly press the. The front-back moving mechanism and the up-down and left-right moving mechanism solve the problem of clamping the adhesive tape, and have the advantages that the positions of the pressing block and the lower adhesive tape pressing plate are adjusted through the front-back moving cylinder and the left-right moving cylinder, so that the adhesive tape falls between the pressing block and the lower adhesive tape pressing plate, the adhesive tape is clamped through the up-down moving cylinder, the reliability of clamping the adhesive tape is ensured, and meanwhile, the subsequent cutting and conveying of the adhesive tape are facilitated. When the rubber discharging mechanism acts, the rubber discharging rotating shaft rotates, the rubber belt is discharged from the rubber belt rotating disc, and the rubber belt is tensioned through the tensioning rod and is transferred to a position between the pressing block and the lower rubber pressing plate through the linear shaft. The adhesive tape discharging mechanism solves the problem of adhesive tape discharging, and has the advantages that the four adhesive tape discharging mechanisms are vertically staggered on the upper part of the vertical plate, so that the space is saved; the design of the tensioning rod ensures that the rubber belt is always tensioned during discharging, is favorable for ensuring the smoothness of the rubber belt, and improves the effects of rubber sticking and rubber coating. When the rubber cutting mechanism acts, the rubber cutting cylinder moves the blades upwards to enable each blade to cut off the corresponding tensioned rubber belt. The problem that the sticky tape cut has been solved to the surely gluey mechanism of surely, and surely gluey mechanism's advantage is to control the blade through surely gluing the cylinder and cut off the sticky tape, has guaranteed the accuracy of cutting. When the rubberizing device acts, the rubberizing cylinder makes the second clamp splice rotate, presss from both sides the sticky tape on first clamp splice and second clamp splice, and revolving cylinder promotes the rack and removes, makes the rotation axis rotatory, overturns the sticky tape and installs on the battery on the tool in rubberizing district. The rubberizing device has solved the problem of sticky tape rubberizing, and the advantage of rubberizing device is tight with the sticky tape clamp through first clamp splice and second clamp splice, has guaranteed that the sticky tape can not drop at the upset in-process, and the rotation axis overturns through the meshing of gear and rack, pastes the sticky tape to the battery, and whole action only needs the cylinder action, and is simple reliable, is difficult to make mistakes. When the rubber pressing mechanism acts, the rubber pressing cylinder moves the pressing plate downwards, so that the pressing block presses the rubber belt on the corresponding battery. The problem that the sticky tape compressed tightly has been solved to the moulding mechanism, and the advantage of moulding mechanism is that spring unit cushions the pressure process, has effectually prolonged moulding mechanism's life. When the glue folding mechanism acts, the lifting cylinder pulls the battery baffle downwards, then the glue folding cylinder pushes the glue folding plate downwards, and redundant adhesive tapes on the front side of the battery are bent. The adhesive tape folding mechanism solves the problem of bending of the adhesive tape, and has the advantages that the adhesive tape with the redundant front surface is bent, so that the adhesive tape can wrap the back surface of the battery, and the purpose and the adhesive tape wrapping efficiency of the adhesive tape are improved. When the rubber coating mechanism acts, the rubber coating cylinder enables the sliding plate to be close to the jig, the bottom rubber pressing plate enables the bent rubber belt to be pushed to the back face of the battery, and meanwhile the pressing wheel presses the front face of the battery to fix the battery. The rubber coating mechanism has solved the problem of battery back rubber coating, and rubber coating mechanism's advantage is fixed the battery through the pinch roller, and the bottom offset plate is wrapped the back of battery with the sticky tape simultaneously, has guaranteed the roughness when sticky tape rubber coating, improves rubber coating quality.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the conveying device.

Fig. 3 is a schematic structural view of the jig.

Fig. 4 is a schematic structural view of a glue preparation device.

Fig. 5 is a schematic structural view of the adhesive applying device.

Fig. 6 is a schematic structural diagram of the adhesive pressing and encapsulating device.

Detailed Description

As shown in fig. 1, an automatic adhesive applying device for a lithium battery comprises a conveying device 1, an adhesive preparing device 2, an adhesive applying device 3 and an adhesive pressing and encapsulating device 4. Conveyor 1 is the carousel structure, is equipped with tool 10 on conveyor 1, and conveyor 1 treats the battery of processing through tool 10 and carries and be equipped with in mucilage binding device 2, rubberizing device 3 and the rubber coating device 4 of moulding and processing. The glue preparation device 2 is arranged in a gluing area of the conveying device 1, and the glue preparation device 2 is used for feeding and cutting the adhesive tape. The rubberizing device 3 is connected to the glue preparing device 2, and the rubberizing device 3 is used for rubberizing the battery of rubberizing district to the sticky tape that cuts off through the mode of overturning. The glue pressing and encapsulating device 4 is arranged in the glue pressing and encapsulating area, and the glue pressing and encapsulating device 4 is used for pressing the front side of the adhesive tape and encapsulating the redundant adhesive tape on the back side of the battery. After the rubber pressing and encapsulating, the conveying device 1 discharges the processed battery.

As shown in fig. 2, the conveying device 1 includes a jig 10, a conveying motor 11, a divider 12, an inductor 13, a turntable 14, and a lifting cylinder 15. Conveying motor 11 and divider 12 are connected by belt 111. Inductor 13 links up in decollator 12 one side, and inductor 13 is used for controlling conveying motor 11 and decollator 12 action, makes carousel 14 intermittent type nature rotate. The turntable 14 is arranged on the upper portion of the divider 12, the turntable 14 is sequentially divided into a battery feeding area, a rubberizing area, a glue pressing and encapsulating area and a discharging area, and the jig 10 is provided with four groups which are respectively arranged on four working areas of the turntable 14. The lifting cylinder 15 is arranged in the glue pressing area, and the lifting cylinder 15 is used for lifting the baffle in the jig 10.

When the conveying device 1 acts, the conveying motor 11 drives the divider 12 to rotate, the inductor 13 induces the rotating angle of the divider 12 to determine the position of the rotary table 14, and the jigs 10 on the rotary table 14 are sequentially rotated to the next station.

The conveying device 1 solves the problem that the jig 10 circulates in each processing area, and the conveying device 1 has the advantages that the jig 10 on the rotary table 14 is accurately conveyed to the next station through the cooperation of the divider 12 and the inductor 13, so that the conveying orderliness and the conveying accuracy of the jig 10 are improved.

As shown in fig. 3, the jig 10 includes a jig base plate 101, a battery support plate 102, a push rod 103, a first battery positioning plate 104, a second battery positioning plate 105, a third battery positioning plate 106, a battery baffle 107 and a support 108. The jig base plate 101 is disposed on the upper end surface of the turntable 14, four mounting grooves 1011 are formed on the lower portion of the jig base plate 101, and a transverse groove 1012 is formed on the upper portion of the jig base plate 101. There are four battery support plates 102, four battery support plates 102 set up respectively in four mounting grooves 1011, there is ascending lug at the front end of battery support plate 102, the lug is used for supporting the front end of battery, every battery support plate 102 lower part all sets up on carousel 14 with slide rail 1021, the rear portion of every battery support plate 102 all fixes on tool bottom plate 101 rear end face through first adjusting screw 1022, first adjusting screw 1022 is used for adjusting battery support plate 102 position, be convenient for battery support plate 102 supports the battery, through connecting plate 1023 fixed connection between first adjusting screw 1022. The push rod 103 is arranged in the transverse groove 1012, a second adjusting screw 1031 is arranged at the left end of the push rod 103, and the second adjusting screw 1031 is used for fine adjustment of the position of the push rod 103, so that the positioning of a battery is facilitated. The first battery positioning plate 104 has four first battery positioning plates 104, the four first battery positioning plates 104 are uniformly arranged on the push rod 103, and the first battery positioning plate 104 is used for positioning the left end of each battery. The second battery positioning plate 105 is arranged on the jig bottom plate 101, the second battery positioning plate 105 covers the transverse groove 1012, the push rod 103 covers the transverse groove 1012, four positioning blocks 1051 are arranged at the front end of the second battery positioning plate 105, and the positioning blocks 1051 are used for positioning the right end of each battery. A third battery positioning plate 106 is provided on the second battery positioning plate 105, the third battery positioning plate 106 being for positioning the rear end of each battery. The battery baffle plate 107 is located at the front end of the battery support plate 102, the battery baffle plate 107 is used for blocking the front end of a battery, the battery baffle plate 107 is slidably mounted on the support 108, the lower portion of the battery baffle plate 107 is connected with a third adjusting screw 1071, the battery baffle plate 107 is connected with the lifting cylinder 15, and the battery baffle plate 107 moves up and down through the lifting cylinder 15. The seat 108 is disposed below the turntable 14.

When the jig 10 is operated, the battery to be processed is positioned in the jig 10 by adjusting the positions of the first battery positioning plate 104, the second battery positioning plate 105 and the third battery positioning plate 106.

Tool 10 has solved the problem of battery location in tool 10, and tool 10's advantage is fixed a position the left end, right-hand member and the rear end of battery respectively through first battery locating plate 104, second battery locating plate 105 and third battery locating plate 106, then fixes the battery on tool bottom plate 101 through battery baffle 107, has guaranteed the accuracy of battery location, is convenient for to the follow-up processing of battery, has indirectly improved processingquality.

As shown in fig. 4, the glue preparing device 2 includes a bottom plate 21, a front-back moving mechanism 22, a vertical plate 23, a vertical and left-right moving mechanism 24, a glue placing mechanism 25 and a glue cutting mechanism 26. The forward-backward movement mechanism 22 includes a forward-backward movement cylinder 221, a forward-backward movement plate 222, a forward-backward movement slide 223, and a buffer 224. The forward-backward moving plate 222 is slidably mounted on the base plate 21 by a forward-backward moving slide rail 223. The vertical plate 23 is vertically disposed at the rear end of the front and rear moving plate 222. The back-and-forth moving cylinder 221 is installed at the lower part of the vertical plate 23, and the output end of the back-and-forth moving cylinder 221 is connected with a back-and-forth moving fixing block 2211. The front-rear movement fixing block 2211 is fixedly arranged on the bottom plate 21. The two buffers 224 are provided, the two buffers 224 are respectively provided at the front end and the rear end of the base plate 21, and the buffers 224 are used for buffering when the forward-backward moving member moves. The up-down and left-right moving mechanism 24 includes a support frame 241, a left-right moving cylinder 242, a left-right moving plate 243, an up-down moving cylinder 244, an up-down moving plate 245, an upper rubber pressing plate 246, and a lower rubber pressing plate 247. The support frame 241 is disposed on the front and rear moving plate 222, and the support frame 241 is located in front of the vertical plate 23. The left-right moving cylinder 242 is transversely disposed at the upper right side of the support frame 241. The left and right moving plate 243 is laterally slidably disposed on the upper portion of the supporting frame 241, and the right end of the left and right moving plate 243 is engaged with the left and right moving cylinder 242. The up-down moving cylinder 244 is fixedly installed at a lower portion of the left-right moving plate 243. The up-down moving plate 245 is slidably installed on the left-right moving plate 243, and the lower portion of the up-down moving plate 245 is engaged with the up-down moving cylinder 244 by an up-down moving cylinder connecting plate 2441. The upper rubber pressing plate 246 is arranged on the top of the upper and lower moving plates 245, and four pressing blocks 2461 are arranged on the upper rubber pressing plate 246. Four lower rubber pressing plates 247 are arranged at the rear part of the left and right moving plate 243, the four lower rubber pressing plates 247 correspond to the four pressing blocks 2461, and the lower rubber pressing plates 247 and the pressing blocks 2461 act to clamp the adhesive tape.

When the forward-backward moving mechanism 22 and the up-down and left-right moving mechanism 24 are operated, the forward-backward moving cylinder 221 pushes the forward-backward moving plate 222 to adjust the forward-backward position of the up-down and left-right moving mechanism 24, the left-right moving cylinder 242 pushes the left-right moving plate 243 to adjust the position of the up-down moving plate 245, so that the adhesive tape falls onto the lower adhesive pressing plate 247, and then the up-down moving cylinder 244 adjusts the position of the upper adhesive pressing plate 246, so that the pressing block 2461 is pressed downwards, and the adhesive tape is tightly pressed on the.

The front-back moving mechanism 22 and the up-down and left-right moving mechanism 24 solve the problem of clamping the adhesive tape, and the front-back moving mechanism 22 and the up-down and left-right moving mechanism 24 have the advantages that the positions of the pressing block 2461 and the lower adhesive plate 247 are adjusted through the front-back moving air cylinder 221 and the left-right moving air cylinder 242, so that the adhesive tape falls between the pressing block 2461 and the lower adhesive plate 247, the adhesive tape is clamped through the up-down moving air cylinder 244, the reliability of clamping the adhesive tape is guaranteed, and meanwhile, the subsequent cutting.

The number of the glue placing mechanisms 25 is four, and the four glue placing mechanisms 25 are arranged on the upper part of the vertical plate 23 in a vertically staggered mode, so that space is saved; the glue discharging mechanism 25 comprises a glue discharging rotating shaft 251, a tape rotating disc 252, a tension rod 253 and a linear shaft 254. The glue-releasing rotating shaft 251 is arranged at the upper part of the vertical plate 23. The tape turntable 252 is disposed on the adhesive placing rotating shaft 251. A tension rod 253 is provided below the tape turntable 252. The linear shaft 254 is arranged between the vertical plate 23 and the supporting frame 241, the linear shaft 254 is positioned right below the tension rod 253, and the adhesive tape discharged from the adhesive tape rotary table 252 is tensioned by the tension rod 253 and then is turned to a position between the pressing block 2461 and the lower adhesive plate 247 by the linear shaft 254.

When the glue discharging mechanism 25 is actuated, the glue discharging rotating shaft 251 rotates, the adhesive tape is discharged from the adhesive tape rotating disc 252, and the adhesive tape is tensioned by the tensioning rod 253 and is turned to a position between the pressing block 2461 and the lower pressing rubber plate 247 through the linear shaft 254.

The adhesive tape discharging mechanism 25 solves the problem of adhesive tape discharging, and the adhesive tape discharging mechanism 25 has the advantages that the four adhesive tape discharging mechanisms 25 are staggered up and down on the upper part of the vertical plate 23, so that the space is saved; the design of the tensioning rod 253 ensures that the adhesive tape is always tensioned during discharging, which is beneficial to ensuring the smoothness of the adhesive tape and improving the effects of adhesive tape sticking and adhesive tape wrapping.

The rubber cutting mechanism 26 comprises a rubber cutting cylinder 261, a tool holder 262 and a blade 263. The glue cutting cylinder 261 is vertically installed on the front and rear moving plate 222 through a glue cutting cylinder installation plate 2611. The tool holder 262 is arranged at the output end of the glue cutting cylinder 261. Four blades 263 are mounted on the blade holder 262 by blade mounting plates 2631, with the blades 263 positioned below the tensioned tape.

When the tape cutting mechanism 26 is operated, the tape cutting cylinder 261 moves the blades 263 upward, so that each blade 263 cuts the corresponding tensioned tape.

The problem that the adhesive tape is cut is solved by the adhesive tape cutting mechanism 26, and the adhesive tape cutting mechanism 26 has the advantage that the blade 263 is controlled to cut off the adhesive tape through the adhesive tape cutting cylinder 261, so that the cutting accuracy is guaranteed.

As shown in fig. 5, the rubberizing device 3 includes a rubberizing supporting frame 31, a rotating cylinder 32, a rack 33, a rotating shaft 34, a gear 35, a limiting block 36 and a rubberizing assembly 37. The rubberizing support frame 31 is arranged on the glue preparation device 2. The rotary cylinder 32 is vertically arranged at the lower part of the right side of the rubberizing supporting frame 31. The lower part of the rack 33 is connected with the output end of the rotary cylinder 32, and the upper part of the rack 33 is arranged on the upper part of the rubberizing supporting frame 31 through a rack guide block 331. The rotating shaft 34 is rotatably disposed on the top of the rubberizing supporting frame 31. A gear 35 is provided at the right end of the rotary shaft 34, and the gear 35 is engaged with the rack 33. The stopper 36 is provided at the left end of the rotation shaft 34, and the stopper 36 is used to limit when the rotation shaft 34 rotates. The four rubberizing assemblies 37 are uniformly arranged on the rotating shaft 34, and each rubberizing assembly 37 comprises a rubberizing cylinder support 371, a rubberizing cylinder 372, a first clamping block 373 and a second clamping block 374. The rubberizing cylinder support 371 is L-shaped, and the upper portion of the rubberizing cylinder support 371 is disposed at the rear portion of the rotating shaft 34. The rear part of the rubberizing cylinder 372 is hinged at the lower part of the rubberizing cylinder support 371. The first clamping block 373 is fixedly disposed at the front portion of the rotating shaft 34, and the front portion of the first clamping block 373 is used for clamping an adhesive tape. The upper portion of the second clamping block 374 is hinged to the front portion of the first clamping block 373, the lower portion of the second clamping block 374 is connected with the output end of the front end of the rubberizing cylinder 372, and the rubberizing cylinder 372 drives the second clamping block 374 to rotate to clamp the adhesive tape on the first clamping block 373 and the second clamping block 374.

When the tape sticking device 3 is operated, the tape sticking cylinder 372 rotates the second clamp block 374 to clamp the tape between the first clamp block 373 and the second clamp block 374, and the rotary cylinder 32 pushes the rack 33 to move, so that the rotary shaft 34 rotates, and the tape is turned over and mounted on the battery on the jig 10 in the tape sticking area.

Rubberizing device 3 has solved the problem of sticky tape rubberizing, and rubberizing device 3's advantage is through first clamp splice 373 and second clamp splice 374 with the sticky tape clamp tightly, has guaranteed that the sticky tape can not drop in the upset in-process, and rotation axis 34 overturns through the meshing of gear 35 and rack 33, pastes the sticky tape to the battery, and whole action only needs the cylinder action, and is simple reliable, is difficult to make mistakes.

As shown in fig. 6, the adhesive pressing and encapsulating device 4 includes a frame 41, an adhesive pressing mechanism 42, an adhesive folding mechanism 43, and an encapsulating mechanism 44. The glue pressing mechanism 41 and the glue folding mechanism 43 are arranged on the upper portion of the frame 41, and the glue coating mechanism 44 is arranged on a transverse plate 411 in the middle of the frame 41. The glue pressing mechanism 42 comprises a glue pressing cylinder mounting plate 421, a glue pressing cylinder 422, a pressing plate 423 and a pressing block 424. The glue pressing cylinder mounting plate 421 is mounted on the upper part of the frame 41. The moulding cylinder 422 is vertically installed downwards at the front end face of the moulding cylinder mounting plate 421, and the pressing plate 423 is installed at the output end of the moulding cylinder 422 through two spring assemblies 4231. Four pressing blocks 424 are provided, four pressing blocks 424 are all arranged at the bottom of the pressing plate 423, and the positions of the pressing blocks 424 correspond to the positions of the batteries in the jig 10.

When the glue pressing mechanism 42 is actuated, the glue pressing cylinder 422 moves the pressing plate 423 downwards, so that the pressing block 424 presses the adhesive tapes on the corresponding battery.

The problem that the sticky tape compresses tightly has been solved to moulding mechanism 42, and moulding mechanism 42's advantage is that spring unit 4231 cushions the process of compressing tightly, has effectually prolonged moulding mechanism 42's life.

The glue folding mechanism 43 comprises a glue folding cylinder 431 and a glue folding plate 432. The glue folding cylinder 431 is vertically and downwardly installed at the rear of the lower part of the glue pressing cylinder installation plate 421. The glue folding plate 432 is arranged at the output end of the glue folding cylinder 431, the length of the glue folding plate 432 is larger than that of the jig 10, and the glue folding plate 432 is used for bending the adhesive tape exceeding the length of the battery downwards to the rear end face of the battery.

When the adhesive folding mechanism 43 is actuated, the lifting cylinder 15 pulls the battery baffle 107 downwards, and then the adhesive folding cylinder 431 pushes the adhesive folding plate 432 downwards to bend the redundant adhesive tape on the front side of the battery.

The adhesive tape folding mechanism 43 solves the problem of bending of the adhesive tape, and the adhesive tape folding mechanism 43 has the advantage that the redundant adhesive tape on the front side is folded, so that the adhesive tape can be wrapped on the back side of the battery, and the purpose of the adhesive tape and the efficiency of wrapping the adhesive tape are improved.

The encapsulation mechanism 44 comprises an encapsulation cylinder 441, a sliding plate 442, a bottom rubber-pressing plate 443, a pressing wheel 444 and a pressing wheel adjusting rod 445. The encapsulation cylinder 441 is mounted on the lower end surface of the cross plate 411. The sliding plate 442 is slidably mounted on the upper end surface of the cross plate 411, and the front end of the sliding plate 442 is connected with the output end of the encapsulation cylinder 441 through a cylinder joint 4411. The bottom rubber pressing plates 443 are four, the positions of the bottom rubber pressing plates 443 correspond to the positions of the batteries in the jig 10, the rear portion of each bottom rubber pressing plate 443 is hinged to the rear end of the sliding plate 442, and the bottom rubber pressing plates 443 are used for rubber-coating the rubber-coated adhesive tape on the end faces of the batteries. Four pinch rollers 444 are provided, each pinch roller 444 is disposed above the corresponding bottom rubber-pressing plate 443 by a pinch roller adjusting rod 445, and the pinch rollers 444 are used for pressing the battery when bottom rubber-covering. The four pinch roller adjusting rods 445 are mounted on the frame 41 through pinch roller adjusting rod connectors 4451, and the pinch roller adjusting rods 445 are used for adjusting the position of the pinch roller 444, so that the pinch roller 444 is suitable for different battery thicknesses.

When the encapsulation mechanism 44 is activated, the encapsulation cylinder 441 moves the sliding plate 442 toward the jig 10, so that the bottom adhesive pressing plate 443 pushes the bent adhesive tape to the back of the battery, and the pressing wheel 444 presses the front of the battery to fix the battery.

The encapsulation mechanism 44 solves the problem of encapsulation of the back of the battery, and the encapsulation mechanism 44 has the advantages that the battery is fixed through the pressing wheel 444, and meanwhile, the bottom rubber pressing plate 443 wraps the adhesive tape on the back of the battery, so that the flatness of the adhesive tape during encapsulation is guaranteed, and the encapsulation quality is improved.

An automatic rubberizing method for a lithium battery adopts automatic rubberizing equipment for the lithium battery, and sequentially comprises the following steps:

feeding a battery: manually placing the battery to be labeled into the jig 10 in the feeding area of the turntable 14, positioning the battery in the jig 10 by adjusting the first battery positioning plate 104, the second battery positioning plate 105 and the third battery positioning plate 106, and rotating the turntable 14 to convey the jig 10 to the labeling area.

(II) cutting the adhesive tape: the front-back moving mechanism 22 and the up-down left-right moving mechanism 24 adjust the position of the adhesive tape, the adhesive tape is discharged through the adhesive discharging mechanism 25, the upper adhesive pressing plate 246 and the lower adhesive pressing plate 247 fix the adhesive tape, and the adhesive cutting cylinder 261 moves the blade 263 upwards to cut the adhesive tape.

And (III) rubberizing: the rubberizing cylinder support 371 drives the second clamp block 374 to rotate, and the sticky tape that will cut off presss from both sides between first clamp block 373 and second clamp block 374, then revolving cylinder 32 shifts up rack 33, makes rotation axis 34 rotate through the meshing of gear 35, overturns the sticky tape that first clamp block 373 and second clamp block 374 press from both sides and pastes in the tool 10 in rubberizing district, and carousel 14 is rotatory, carries tool 10 to the district of gluing and encapsulating.

(IV) pressing, folding and encapsulating: the pressing block 424 is pressed downwards by the glue pressing cylinder 422, so that the adhesive tape on the front surface of the battery is pressed tightly, then the lifting cylinder 15 pulls the battery baffle plate 107 downwards, the glue folding cylinder 431 pushes the glue folding plate 432 to move downwards, the adhesive tape exceeding the front surface of the battery is bent downwards, the rubber coating cylinder 441 pushes the bottom glue pressing plate 443 to move towards the lower part of the jig 10, the bent adhesive tape is coated on the back surface of the battery, and the pressing wheel 444 is used for fixing the battery during rubber coating.

(V) discharging: the turntable 14 rotates to convey the jig 10 to a discharge area where the processed battery is discharged.

The equipment drives the divider 12 to rotate through the conveying motor 11, the inductor 13 induces the rotating angle of the divider 12 to determine the position of the rotary table 14, and the jigs 10 on the rotary table 14 are sequentially rotated to the next station. The conveying device 1 solves the problem that the jig 10 circulates in each processing area, and the conveying device 1 has the advantages that the jig 10 on the rotary table 14 is accurately conveyed to the next station through the cooperation of the divider 12 and the inductor 13, so that the conveying orderliness and the conveying accuracy of the jig 10 are improved. When the jig 10 is operated, the battery to be processed is positioned in the jig 10 by adjusting the positions of the first battery positioning plate 104, the second battery positioning plate 105 and the third battery positioning plate 106. Tool 10 has solved the problem of battery location in tool 10, and tool 10's advantage is fixed a position the left end, right-hand member and the rear end of battery respectively through first battery locating plate 104, second battery locating plate 105 and third battery locating plate 106, then fixes the battery on tool bottom plate 101 through battery baffle 107, has guaranteed the accuracy of battery location, is convenient for to the follow-up processing of battery, has indirectly improved processingquality. When the forward-backward moving mechanism 22 and the up-down and left-right moving mechanism 24 are operated, the forward-backward moving cylinder 221 pushes the forward-backward moving plate 222 to adjust the forward-backward position of the up-down and left-right moving mechanism 24, the left-right moving cylinder 242 pushes the left-right moving plate 243 to adjust the position of the up-down moving plate 245, so that the adhesive tape falls onto the lower adhesive pressing plate 247, and then the up-down moving cylinder 244 adjusts the position of the upper adhesive pressing plate 246, so that the pressing block 2461 is pressed downwards, and the adhesive tape is tightly pressed on the. The front-back moving mechanism 22 and the up-down and left-right moving mechanism 24 solve the problem of clamping the adhesive tape, and the front-back moving mechanism 22 and the up-down and left-right moving mechanism 24 have the advantages that the positions of the pressing block 2461 and the lower adhesive plate 247 are adjusted through the front-back moving air cylinder 221 and the left-right moving air cylinder 242, so that the adhesive tape falls between the pressing block 2461 and the lower adhesive plate 247, the adhesive tape is clamped through the up-down moving air cylinder 244, the reliability of clamping the adhesive tape is guaranteed, and meanwhile, the subsequent cutting. When the glue discharging mechanism 25 is actuated, the glue discharging rotating shaft 251 rotates, the adhesive tape is discharged from the adhesive tape rotating disc 252, and the adhesive tape is tensioned by the tensioning rod 253 and is turned to a position between the pressing block 2461 and the lower pressing rubber plate 247 through the linear shaft 254. The adhesive tape discharging mechanism 25 solves the problem of adhesive tape discharging, and the adhesive tape discharging mechanism 25 has the advantages that the four adhesive tape discharging mechanisms 25 are staggered up and down on the upper part of the vertical plate 23, so that the space is saved; the design of the tensioning rod 253 ensures that the adhesive tape is always tensioned during discharging, which is beneficial to ensuring the smoothness of the adhesive tape and improving the effects of adhesive tape sticking and adhesive tape wrapping. When the tape cutting mechanism 26 is operated, the tape cutting cylinder 261 moves the blades 263 upward, so that each blade 263 cuts the corresponding tensioned tape. The problem that the adhesive tape is cut is solved by the adhesive tape cutting mechanism 26, and the adhesive tape cutting mechanism 26 has the advantage that the blade 263 is controlled to cut off the adhesive tape through the adhesive tape cutting cylinder 261, so that the cutting accuracy is guaranteed. When the tape sticking device 3 is operated, the tape sticking cylinder 372 rotates the second clamp block 374 to clamp the tape between the first clamp block 373 and the second clamp block 374, and the rotary cylinder 32 pushes the rack 33 to move, so that the rotary shaft 34 rotates, and the tape is turned over and mounted on the battery on the jig 10 in the tape sticking area. Rubberizing device 3 has solved the problem of sticky tape rubberizing, and rubberizing device 3's advantage is through first clamp splice 373 and second clamp splice 374 with the sticky tape clamp tightly, has guaranteed that the sticky tape can not drop in the upset in-process, and rotation axis 34 overturns through the meshing of gear 35 and rack 33, pastes the sticky tape to the battery, and whole action only needs the cylinder action, and is simple reliable, is difficult to make mistakes. When the glue pressing mechanism 42 is actuated, the glue pressing cylinder 422 moves the pressing plate 423 downwards, so that the pressing block 424 presses the adhesive tapes on the corresponding battery. The problem that the sticky tape compresses tightly has been solved to moulding mechanism 42, and moulding mechanism 42's advantage is that spring unit 4231 cushions the process of compressing tightly, has effectually prolonged moulding mechanism 42's life. When the adhesive folding mechanism 43 is actuated, the lifting cylinder 15 pulls the battery baffle 107 downwards, and then the adhesive folding cylinder 431 pushes the adhesive folding plate 432 downwards to bend the redundant adhesive tape on the front side of the battery. The adhesive tape folding mechanism 43 solves the problem of bending of the adhesive tape, and the adhesive tape folding mechanism 43 has the advantage that the redundant adhesive tape on the front side is folded, so that the adhesive tape can be wrapped on the back side of the battery, and the purpose of the adhesive tape and the efficiency of wrapping the adhesive tape are improved. When the encapsulation mechanism 44 is activated, the encapsulation cylinder 441 moves the sliding plate 442 toward the jig 10, so that the bottom adhesive pressing plate 443 pushes the bent adhesive tape to the back of the battery, and the pressing wheel 444 presses the front of the battery to fix the battery. The encapsulation mechanism 44 solves the problem of encapsulation of the back of the battery, and the encapsulation mechanism 44 has the advantages that the battery is fixed through the pressing wheel 444, and meanwhile, the bottom rubber pressing plate 443 wraps the adhesive tape on the back of the battery, so that the flatness of the adhesive tape during encapsulation is guaranteed, and the encapsulation quality is improved.

Claims

1. The automatic adhesive tape sticking equipment for the lithium battery is characterized by comprising a conveying device (1), an adhesive preparing device (2), an adhesive tape sticking device (3) and an adhesive pressing and encapsulating device (4); the conveying device (1) is of a turntable structure, a jig (10) is arranged on the conveying device (1), and the conveying device (1) conveys the battery to be processed through the jig (10) to the glue preparing device (2), the glue pasting device (3) and the glue pressing and encapsulating device (4) for processing; the glue preparation device (2) is arranged in a gluing area of the conveying device (1), and the glue preparation device (2) is used for feeding and cutting a rubber belt; the adhesive tape sticking device (3) is connected to the adhesive tape preparing device (2), and the adhesive tape sticking device (3) is used for sticking the cut adhesive tape to the battery in the adhesive tape sticking area in a turning mode; the adhesive pressing and encapsulating device (4) is arranged in the adhesive pressing and encapsulating area, and the adhesive pressing and encapsulating device (4) is used for pressing the front side of the adhesive tape and encapsulating the redundant adhesive tape to the back side of the battery; and after the rubber pressing and encapsulating are finished, the conveying device (1) discharges the processed battery.

2. The automatic rubberizing device for the lithium battery according to claim 1, wherein the conveying device (1) comprises a jig (10), a conveying motor (11), a divider (12), an inductor (13), a turntable (14) and a lifting cylinder (15); the conveying motor (11) is connected with the divider (12) through a belt (111); the inductor (13) is connected to one side of the divider (12), and the inductor (13) is used for controlling the conveying motor (11) and the divider (12) to act so as to enable the turntable (14) to intermittently rotate; the rotary table (14) is arranged at the upper part of the divider (12), the rotary table (14) is sequentially divided into a battery feeding area, a rubberizing area, a glue pressing and encapsulating area and a discharging area, and four groups of jigs (10) are respectively arranged on four working areas of the rotary table (14); the lifting cylinder (15) is arranged in the glue pressing area, and the lifting cylinder (15) is used for lifting the baffle in the jig (10).

3. The automatic rubberizing device for the lithium battery according to claim 1, wherein the jig (10) comprises a jig bottom plate (101), a battery supporting plate (102), a push rod (103), a first battery positioning plate (104), a second battery positioning plate (105), a third battery positioning plate (106), a battery baffle plate (107) and a support (108); the jig base plate (101) is arranged on the upper end face of the rotary disc (14), four mounting grooves (1011) are formed in the lower portion of the jig base plate (101), and a transverse groove (1012) is formed in the upper portion of the jig base plate (101); the four battery supporting plates (102) are respectively arranged in four mounting grooves (1011), the front end of each battery supporting plate (102) is provided with an upward convex block which is used for supporting the front end of a battery, the lower part of each battery supporting plate (102) is arranged on a turntable (14) through a sliding rail (1021), the rear part of each battery supporting plate (102) is fixed on the rear end face of the jig bottom plate (101) through a first adjusting screw rod (1022), and the first adjusting screw rods (1022) are fixedly connected through a connecting plate (1023); the push rod (103) is arranged in the transverse groove (1012), and the left end of the push rod (103) is provided with a second adjusting screw rod (1031); the first battery positioning plates (104) are four, the four first battery positioning plates (104) are uniformly arranged on the push rod (103), and the first battery positioning plates (104) are used for positioning the left end of each battery; the second battery positioning plate (105) is arranged on the jig bottom plate (101), the second battery positioning plate (105) covers the transverse groove (1012), the push rod (103) covers the transverse groove (1012), four positioning blocks (1051) are arranged at the front end of the second battery positioning plate (105), and the positioning blocks (1051) are used for positioning the right end of each battery; the third battery positioning plate (106) is arranged on the second battery positioning plate (105), and the third battery positioning plate (106) is used for positioning the rear end of each battery; the battery baffle (107) is positioned at the front end of the battery support plate (102), the battery baffle (107) is used for blocking the front end of a battery, the battery baffle (107) is slidably mounted on the support (108), the lower part of the battery baffle (107) is connected with a third adjusting screw rod (1071), the battery baffle (107) is connected with the lifting cylinder (15), and the battery baffle (107) moves up and down through the lifting cylinder (15); the support (108) is arranged below the rotating disc (14).

4. The automatic rubberizing device for the lithium battery according to claim 1, wherein the glue preparation device (2) comprises a bottom plate (21), a front-back moving mechanism (22), a vertical plate (23), a vertical and left-right moving mechanism (24), a glue placing mechanism (25) and a glue cutting mechanism (26); the front-back moving mechanism (22) comprises a front-back moving cylinder (221), a front-back moving plate (222), a front-back moving slide rail (223) and a buffer (224); the front and back moving plate (222) is arranged on the bottom plate (21) in a sliding manner through a front and back moving slide rail (223); the vertical plate (23) is vertically arranged at the rear end of the front and rear moving plate (222); the back-and-forth moving cylinder (221) is arranged at the lower part of the vertical plate (23), and the output end of the back-and-forth moving cylinder (221) is connected with a back-and-forth moving fixing block (2211); the front-back moving fixing block (2211) is fixedly arranged on the bottom plate (21); the two buffers (224) are respectively arranged at the front end and the rear end of the bottom plate (21), and the buffers (224) are used for buffering when the front-back moving component moves; the up-down and left-right moving mechanism (24) comprises a support frame (241), a left-right moving cylinder (242), a left-right moving plate (243), an up-down moving cylinder (244), an up-down moving plate (245), an upper rubber pressing plate (246) and a lower rubber pressing plate (247); the support frame (241) is arranged on the front and rear moving plate (222), and the support frame (241) is positioned in front of the vertical plate (23); the left-right moving cylinder (242) is transversely arranged on the right side of the upper part of the support frame (241); the left and right moving plate (243) is transversely arranged at the upper part of the support frame (241) in a sliding way, and the right end of the left and right moving plate (243) is connected with the left and right moving cylinder (242); the up-down moving cylinder (244) is fixedly arranged at the lower part of the left-right moving plate (243); the up-down moving plate (245) is slidably arranged on the left-right moving plate (243), and the lower part of the up-down moving plate (245) is connected with the up-down moving cylinder (244) through an up-down moving cylinder connecting plate (2441); the upper rubber pressing plate (246) is arranged at the top of the upper and lower moving plates (245), and four pressing blocks (2461) are arranged on the upper rubber pressing plate (246); the four lower rubber pressing plates (247) are arranged at the rear part of the left and right moving plate (243), the four lower rubber pressing plates (247) correspond to the four pressing blocks (2461), and the lower rubber pressing plates (247) and the pressing blocks (2461) are used for clamping the adhesive tape.

5. The automatic rubberizing device for the lithium battery according to claim 4, wherein the number of the four glue placing mechanisms (25) is four, the four glue placing mechanisms (25) are vertically staggered on the upper portion of the vertical plate (23), and each glue placing mechanism (25) comprises a glue placing rotating shaft (251), a tape rotating disc (252), a tensioning rod (253) and a linear shaft (254); the glue placing rotating shaft (251) is arranged at the upper part of the vertical plate (23); the adhesive tape rotating disc (252) is arranged on the adhesive tape placing rotating shaft (251); the tensioning rod (253) is arranged below the adhesive tape rotating disc (252); the straight line shaft (254) is arranged between the vertical plate (23) and the supporting frame (241), the straight line shaft (254) is located right below the tensioning rod (253), and the adhesive tape is discharged from the adhesive tape rotating disc (252) and tensioned through the tensioning rod (253) to be turned to a position between the pressing block (2461) and the lower adhesive pressing plate (247) through the straight line shaft (254); the rubber cutting mechanism (26) comprises a rubber cutting cylinder (261), a tool rest (262) and a blade (263); the glue cutting cylinder (261) is vertically arranged on the front and rear moving plate (222) through a glue cutting cylinder mounting plate (2611); the tool rest (262) is arranged at the output end of the rubber cutting cylinder (261); the number of the blades (263) is four, the blades (263) are all arranged on the tool rest (262) through blade mounting plates (2631), and the blades (263) are positioned below the tensioned adhesive tape.

6. The automatic rubberizing device for the lithium battery according to claim 1, wherein the rubberizing device (3) comprises a rubberizing support frame (31), a rotating cylinder (32), a rack (33), a rotating shaft (34), a gear (35), a limiting block (36) and a rubberizing assembly (37); the adhesive sticking support frame (31) is arranged on the adhesive preparing device (2); the rotary cylinder (32) is vertically arranged at the lower part of the right side of the rubberizing support frame (31); the lower part of the rack (33) is connected with the output end of the rotary cylinder (32), and the upper part of the rack (33) is arranged on the upper part of the rubberizing support frame (31) through a rack guide block (331); the rotating shaft (34) is rotatably arranged at the top of the rubberizing supporting frame (31); the gear (35) is arranged at the right end of the rotating shaft (34), and the gear (35) is meshed with the rack (33); the limiting block (36) is arranged at the left end of the rotating shaft (34), and the limiting block (36) is used for limiting when the rotating shaft (34) rotates; the four rubberizing components (37) are uniformly arranged on the rotating shaft (34), and each rubberizing component (37) comprises a rubberizing cylinder support (371), a rubberizing cylinder (372), a first clamping block (373) and a second clamping block (374); the rubberizing cylinder support (371) is L-shaped, and the upper part of the rubberizing cylinder support (371) is arranged at the rear part of the rotating shaft (34); the rear part of the rubberizing cylinder (372) is hinged to the lower part of the rubberizing cylinder support (371); the first clamping block (373) is fixedly arranged at the front part of the rotating shaft (34), and the front part of the first clamping block (373) is used for clamping an adhesive tape; the upper portion of the second clamping block (374) is hinged to the front portion of the first clamping block (373), the lower portion of the second clamping block (374) is connected with the output end of the front end of the rubberizing cylinder (372), and the rubberizing cylinder (372) drives the second clamping block (374) to rotate to clamp the adhesive tape on the first clamping block (373) and the second clamping block (374).

7. The automatic rubberizing device for the lithium battery according to claim 1, wherein the pressing and rubberizing device (4) comprises a frame (41), a pressing mechanism (42), a folding mechanism (43) and a rubberizing mechanism (44); the glue pressing mechanism (41) and the glue folding mechanism (43) are arranged at the upper part of the rack (41), and the glue coating mechanism (44) is arranged on a transverse plate (411) in the middle of the rack (41); the glue pressing mechanism (42) comprises a glue pressing cylinder mounting plate (421), a glue pressing cylinder (422), a pressing plate (423) and a pressing block (424); the glue pressing cylinder mounting plate (421) is mounted at the upper part of the frame (41); the glue pressing cylinder (422) is vertically and downwards installed on the front end face of the glue pressing cylinder installation plate (421), and the pressing plate (423) is installed at the output end of the glue pressing cylinder (422) through two spring assemblies (4231); the number of the pressing blocks (424) is four, the four pressing blocks (424) are all arranged at the bottom of the pressing plate (423), and the positions of the pressing blocks (424) correspond to the positions of the batteries in the jig (10); the glue folding mechanism (43) comprises a glue folding cylinder (431) and a glue folding plate (432); the glue folding cylinder (431) is vertically and downwards arranged behind the lower part of the glue pressing cylinder mounting plate (421); the folding rubber plate (432) is arranged at the output end of the folding rubber cylinder (431), the length of the folding rubber plate (432) is larger than that of the jig (10), and the folding rubber plate (432) is used for bending the adhesive tape exceeding the length of the battery downwards to the rear end face of the battery.

8. The automatic rubberizing device of a lithium battery according to claim 7, wherein said encapsulation mechanism (44) comprises an encapsulation cylinder (441), a sliding plate (442), a bottom rubber-pressing plate (443), a pressing wheel (444) and a pressing wheel adjusting rod (445); the rubber coating cylinder (441) is arranged on the lower end surface of the transverse plate (411); the sliding plate (442) is slidably mounted on the upper end surface of the transverse plate (411), and the front end of the sliding plate (442) is connected with the output end of the rubber coating cylinder (441) through a cylinder connector (4411); the number of the bottom rubber pressing plates (443) is four, the positions of the bottom rubber pressing plates (443) correspond to the positions of the batteries in the jig (10), the rear part of each bottom rubber pressing plate (443) is hinged to the rear end of the sliding plate (442), and the bottom rubber pressing plates (443) are used for rubber-coating the rubber belt after rubber folding on the end surfaces of the batteries; the number of the pressing wheels (444) is four, each pressing wheel (444) is arranged above the corresponding bottom rubber pressing plate (443) through a pressing wheel adjusting rod (445), and the pressing wheels (444) are used for pressing the battery during bottom rubber coating; the four pinch roller adjusting rods (445) are arranged on the frame (41) through pinch roller adjusting rod connecting pieces (4451).

9. An automatic rubberizing method for a lithium battery is characterized by sequentially comprising the following steps:

battery loading: manually placing the battery to be labeled into a jig (10) in a feeding area of a turntable (14), positioning the battery in the jig (10) by adjusting a first battery positioning plate (104), a second battery positioning plate (105) and a third battery positioning plate (106), and conveying the jig (10) to a labeling area by rotating the turntable (14);

cutting the adhesive tape: the adhesive tape is discharged through the adhesive discharging mechanism (25), the upper adhesive pressing plate (246) and the lower adhesive pressing plate (247) fix the adhesive tape, and the adhesive cutting cylinder (261) moves the blade (263) upwards to cut off the adhesive tape;

gluing: the rubberizing cylinder support (371) drives the second clamping block (374) to rotate, the cut adhesive tape is clamped between the first clamping block (373) and the second clamping block (374), then the rotary cylinder (32) moves the rack (33) upwards, the rotary shaft (34) is rotated through meshing of the gear (35), the adhesive tape clamped by the first clamping block (373) and the second clamping block (374) is turned over and pasted into the jig (10) of the rubberizing area, the rotary disc (14) rotates, and the jig (10) is conveyed to the rubberizing and encapsulating area;

pressing, folding and encapsulating: the pressing block (424) is pressed downwards by the glue pressing cylinder (422) to enable the adhesive tape on the front face of the battery to be pressed tightly, then the battery baffle (107) is pulled downwards by the lifting cylinder (15), the glue folding cylinder (431) pushes the glue folding plate (432) to move downwards to bend the adhesive tape exceeding the front face of the battery downwards, the rubber coating cylinder (441) pushes the bottom glue pressing plate (443) to move downwards to the lower side of the jig (10) to rubber the bent adhesive tape on the back face of the battery, and the pressing wheel (444) is used for fixing the battery during rubber coating;

discharging: the rotary disc (14) rotates to convey the jig (10) to the discharging area, and the processed battery is discharged in the discharging area.