CN217522040U - Metal lithium pole piece preparation equipment - Google Patents

Abstract

The utility model discloses a metal lithium pole piece preparation equipment, including lithium area unreel rectify mechanism, lithium area cut clean mechanism, lithium area drive mechanism, lithium piece shift manipulator, lithium piece left and right sides switch material platform, lithium piece shift conveyer belt, the location platform of rectifying, lithium piece rectify material loading manipulator, carousel mechanism, copper foil pull rotary mechanism, copper foil cut mechanism, utmost point ear pressfitting mechanism, copper foil unreeling mechanism, commentaries on classics material manipulator, lithium piece plastic pressfitting mechanism, unloading conveyer belt and unloading manipulator etc. in advance. The utility model has the advantages of production efficiency is high, the cutting precision is high, plastic pressfitting precision is high and degree of automation is high, make it solve effectively that the tradition adopts manual operation's mode to come to go on once to metal lithium and secondary battery lithium metal negative pole cut with the processing of multiple different processes such as pole piece shaping lead to it to have production efficiency low, cut the precision poor, cut the effect poor, the shaping precision is poor, the shaping effect is poor, workman's intensity of labour is big and the labour cost of enterprise is high problem.

Description

Metal lithium pole piece preparation equipment

Technical Field

The utility model relates to a metal lithium pole piece preparation equipment.

Background

The traditional processing of carrying out a plurality of different procedures such as primary and secondary battery lithium metal negative pole slitting and pole piece molding on metal lithium is generally implemented by adopting a manual operation mode, the manual operation has the defects of low production efficiency, poor slitting precision, poor slitting effect, poor molding precision, poor molding effect and the like, the labor intensity of workers is high, the labor cost of enterprises is high, and the requirements of large-scale batch production, automatic production and high-precision production of the enterprises cannot be met.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a metal lithium pole piece preparation device, the whole structural design and the preparation method thereof realize the operation of uncoiling a lithium belt, traction and transmission, clean fixed-length cutting, transmission deviation correction, deviation correction and positioning, copper foil uncoiling, copper foil traction and transmission, copper foil fixed-length cutting, lithium piece and pole ear stacking, pole ear preparation and pre-pressing, pole piece shaping and pressing, pole piece transfer and stacking, pole piece blanking and the like, and the device has the advantages of high production efficiency, high cutting precision, good cutting effect, high shaping and pressing precision, good shaping and pressing effect, high yield, high automatic operation degree and the like, and the whole production process does not need manual operation, so that the device can greatly reduce the labor intensity of workers and the labor cost of enterprises, and meets the requirements of large-scale batch production, automatic production and high-precision production of enterprises, the problems that the production efficiency is low, the cutting precision is poor, the cutting effect is poor, the forming precision is poor, the forming effect is poor, the labor intensity of workers is high, and the labor cost of enterprises is high due to the fact that the traditional manual operation mode is adopted to process a plurality of different procedures such as primary and secondary battery lithium metal negative electrode cutting, pole piece forming and the like on the lithium metal. The utility model discloses a realize through following technical scheme:

the metal lithium pole piece preparation device comprises a bottom plate, wherein a lithium belt unreeling deviation rectifying mechanism is arranged on the bottom plate, a lithium belt cutting and cleaning mechanism is arranged on one side of the lithium belt unreeling deviation rectifying mechanism, a lithium belt traction mechanism is arranged on one side of the lithium belt cutting and cleaning mechanism, a lithium piece transferring mechanical arm is arranged on one side of the lithium belt traction mechanism, a lithium piece left-right switching material table is arranged on one side of the lithium piece transferring mechanical arm, a lithium piece transferring and conveying belt is arranged below the lithium piece transferring mechanical arm, a deviation rectifying and positioning table is arranged on one side of the lithium piece transferring and conveying belt, a lithium piece deviation rectifying and feeding mechanical arm is arranged above the deviation rectifying and positioning table, a CCD visual detection camera is arranged on the lithium piece rectifying and feeding mechanical arm, a turntable mechanism is arranged on one side of the deviation rectifying and positioning table, a copper foil drawing and rotating mechanism is arranged on one side of the turntable mechanism, and a copper foil cutting mechanism is arranged on one side of the copper foil drawing and rotating mechanism, the other side of the copper foil traction rotating mechanism is provided with a lug pre-pressing mechanism, one side of the copper foil cutting mechanism is provided with a copper foil unwinding mechanism, the right side of the rotary disc mechanism is provided with a material transferring manipulator, one side of the material transferring manipulator is provided with a lithium sheet shaping pressing mechanism, one side of the lithium sheet shaping pressing mechanism is provided with an unloading conveying belt, and one side of the unloading conveying belt is provided with an unloading manipulator.

Furthermore, the lithium tape unreeling deviation correcting mechanism comprises a lithium tape deviation correcting sliding assembly, a lithium tape deviation correcting sliding plate frame is arranged on the lithium tape deviation correcting sliding assembly in a sliding mode, a lithium tape deviation correcting cylinder is arranged at the bottom of the lithium tape deviation correcting sliding plate frame, a first unreeling shaft and a reeling shaft are respectively arranged on one side of the lithium tape deviation correcting sliding plate frame, a PET reeling motor is arranged on the other side of the lithium tape deviation correcting sliding plate frame, the reeling shaft is connected with the PET reeling motor, a lithium reel unreeling motor is arranged on one side of the PET reeling motor, and the lithium reel unreeling motor and the first unreeling shaft are connected with a first belt pulley assembly; a feeding roller is arranged on one side of the first unwinding shaft, a limiting rod is arranged on one side of the feeding roller close to the first unwinding shaft, a lithium film micro-tension roller is arranged below the feeding roller, a lithium film flattening feeding roller is arranged below the lithium film micro-tension roller, a film stripping roller is arranged below the lithium film flattening feeding roller, and a lithium belt micro-tension roller is arranged below the film stripping roller; the lithium film micro-tension roller comprises a first mounting plate, a lithium film active feeding roller set is arranged on the first mounting plate, a jacking cylinder is respectively arranged at the front end and the rear end of the same side of the lithium film active feeding roller set, the lithium film active feeding roller set is composed of more than two lithium film active feeding rollers, each lithium film active feeding roller is connected with a lithium film active feeding motor, a lithium film self-weight tensioner is arranged above the lithium film active feeding motor, and a lithium belt self-weight tensioner is arranged below the lithium film active feeding motor. The lithium belt deviation rectifying sliding plate frame is a functional description, and is a sliding frame in essence. The lithium film active feed roll is a functional description thereof and is essentially a feed roll. Lithium film micro-tension roller and lithium tape micro-tension roller are functional descriptions of the lithium film micro-tension roller and the lithium tape micro-tension roller, and the lithium film micro-tension roller is essentially a tension roller.

In one embodiment, the main production process of the lithium belt unwinding deviation rectifying mechanism comprises the following steps: one side of the lithium film is pasted with PET, a lithium film material roll is sleeved on the outer ring of the first unreeling shaft, and when the first unreeling shaft is driven by a lithium roll unreeling motor to rotate, the lithium film material roll can be unreeled, so that the lithium film can be automatically unreeled from the lithium film material roll; when the lithium film self-weight tensioner is started and swings, the lithium film micro-tension roller can be driven to tension and adjust the lithium film, and the lithium film flattening feed roller can flatten and convey the lithium film under the driving of the lithium film active feed motor; the lithium film flattening feed rollers can adjust the distance between the two lithium film active feed rollers through the two jacking cylinders, so that the two lithium film active feed rollers can not only flatten and convey lithium films with different thicknesses to achieve the purpose of strong universality, but also can compress the lithium film for conveying to ensure good flattening effect of the lithium films; the lithium belt micro-tension roller and the film peeling roller are matched to operate to separate the PET film from the lithium film, the lithium film is peeled to form a film belt, and the winding shaft can recycle the peeled PET film under the driving of the PET winding motor. The integral structural design of the lithium belt unreeling and deviation correcting mechanism not only realizes uncoiling, tensioning, adjusting, spacing adjusting and flattening conveying of the lithium film, but also realizes stripping and recycling of the PET film.

Further, the lithium area cuts clean mechanism includes first support, one side of first support is provided with the lithium area and cuts sliding assembly, the opposite side of first support is provided with the sensor, one side of sensor is provided with adjusting screw, adjusting screw is connected with the guide arm, the lithium area cuts sliding assembly's front side and is provided with first cutter and second cutter respectively, the top of second cutter is provided with cuts the board, first cutter is located the top of cutting the board, the top of first cutter is connected with first cutter cylinder, the below of second cutter is connected with second cutter cylinder, one side of first cutter cylinder is provided with presses lithium area cylinder, it takes the clamp plate to press to be connected with the lithium below the lithium area cylinder. The lithium tape pressing plate refers to a pressing plate for pressing the lithium tape.

In one embodiment, the main production process of the lithium strip cutting and cleaning mechanism comprises the following steps: the lithium belt pressing plate is driven by the lithium belt pressing cylinder to downwards press the lithium belt on the cutting plate, the second cutter cylinder drives the second cutter to rise to the bottom surface of the lithium belt, and then the first cutter cylinder drives the first cutter to cut the lithium belt, so that the cut lithium belt becomes a lithium sheet; the position of sensor can be adjusted to the rotatory adjusting screw, make the sensor can be fit for detecting the lithium area of different specifications, can send its information that senses for the controller automatically when the sensor senses the lithium area of conveying and the off normal appears, the controller can drive the lithium area and unreel the lithium area in the mechanism of rectifying a deviation and start the function of cylinder of rectifying a deviation, make the lithium area sliding frame of rectifying a deviation remove the transfer position that realizes adjusting the lithium area under the drive of lithium area cylinder of rectifying a deviation, thereby the realization can carry out automatic deviation rectification to the lithium area of taking place the off normal.

Furthermore, the lithium belt traction mechanism comprises a lithium belt traction sliding module, a second support is arranged on one side of the lithium belt traction sliding module in a sliding mode, a lithium roll traction motor is arranged on one side of the second support, and lithium belt traction finger clamping cylinders are arranged on the left side and the right side or the front side and the rear side of the end portion of the second support respectively.

In one embodiment, the main production process of the lithium strip traction mechanism comprises the following steps: the lithium belt traction clamping finger cylinder moves forwards to the lithium belt unwinding deviation correcting mechanism through the lithium belt traction sliding module under the drive of the lithium belt traction motor and clamps the lithium belt, then the lithium belt traction clamping finger cylinder clamping the lithium belt retreats and resets through the lithium belt traction sliding module under the drive of the lithium belt traction motor, and pulls out the lithium belt with a certain length in the retreating and resetting process.

Furthermore, the lithium sheet transfer manipulator comprises a rack, wherein both sides of the top of the rack are respectively provided with a material suction transverse transfer sliding module, one end of each material suction transverse transfer sliding module is provided with a material suction transverse transfer motor, one side of one material suction transverse transfer sliding module is slidably provided with a left material suction device, and one side of the other material suction transverse transfer sliding module is slidably provided with a right material suction device; the left material suction device and the right material suction device respectively comprise a material suction transverse transfer sliding plate, and a material suction transfer lifting sliding assembly is arranged on one side of the material suction transverse transfer sliding plate; one side of the material sucking and transferring lifting sliding assembly in the left material sucking device is provided with a left material sucking plate in a sliding manner, one side of the material sucking and transferring lifting sliding assembly in the right material sucking device is provided with a right material sucking plate in a sliding manner, and one side of each of the left material sucking plate and the right material sucking plate is provided with a material sucking and transferring lifting motor. The left material suction plate and the right material suction plate refer to suction cups which are manufactured in a plate shape and can be used for sucking materials, and the specific structure and the working principle of the suction cups are well known and will not be explained in detail herein.

In one embodiment, the main production process of the lithium sheet transfer manipulator is as follows: the right material suction plate is driven by a material suction transverse transfer motor connected with the right material suction plate to move to the upper part of a right material receiving table of the left and right lithium sheet switching table, and the right material suction plate can be driven by a material suction transfer lifting motor connected with the right material suction plate to descend to the upper part of the right material receiving table and suck lithium sheets; after the material sucking and transferring lifting motor and the material sucking and transverse transferring motor are reset respectively, the lithium sheet can be conveyed to the upper part of the lithium sheet transferring conveying belt along with the right material sucking plate, and at the moment, the right material sucking plate is driven by the material sucking and transferring lifting motor to place the lithium sheet on the lithium sheet transferring conveying belt and then reset to complete the operation of transferring the lithium sheet from a right material receiving platform in the left and right lithium sheet switching platforms to the lithium sheet transferring conveying belt; the working principle of the left material suction plate is the same as that of the right material suction plate, and the working principle is not explained in detail here.

Furthermore, the left and right lithium sheet switching material platform comprises a material receiving platform switching sliding assembly, a left material receiving platform and a right material receiving platform are respectively arranged on the material receiving platform switching sliding assembly in a sliding mode, the left material receiving platform and the right material receiving platform respectively comprise a material receiving front-back positioning sliding assembly arranged on the material receiving platform switching sliding assembly, a material receiving platform switching cylinder is arranged on the same side of the material receiving front-back positioning sliding assembly in the left material receiving platform and the material receiving front-back positioning sliding assembly in the right material receiving platform, a material receiving front-back positioning sliding plate is arranged on each material receiving front-back positioning sliding assembly, each material receiving front-back positioning sliding plate is connected with a material receiving front-back positioning cylinder, a second mounting plate is arranged above each material receiving front-back positioning sliding plate, and a material receiving lifting cylinder is arranged on the bottom surface of each second mounting plate; the left material receiving table and the right material receiving table are respectively connected with a material receiving lifting cylinder located below the left material receiving table and the right material receiving table, and a plurality of air suction holes are further formed in the peripheral edges of the left material receiving table and the right material receiving table.

In one embodiment, the main production process of the left-right lithium sheet switching table comprises the following steps: when the receiving platform switching cylinder makes telescopic motion, the left receiving platform and the right receiving platform can be driven to move on the receiving platform switching sliding assembly, so that switching butt joint with the lithium strip cutting and cleaning mechanism is realized; when the left material receiving table is in butt joint with the lithium belt cutting and cleaning mechanism, the left material receiving table is driven by a material receiving front-back positioning cylinder connected with the left material receiving table to move forwards to the side edge of the lithium belt cutting and cleaning mechanism, then the left material receiving table is driven by a material receiving lifting cylinder connected with the left material receiving table to rise to the bottom surface of the lithium belt, a lithium belt can be adsorbed on the left material receiving table through an air suction hole in the left material receiving table, the lithium belt is firstly compressed by the lithium belt cutting and cleaning mechanism and then cut into lithium pieces, the cut lithium pieces are adsorbed on the left material receiving table through the air suction hole of the left material receiving table, and when the left material receiving table is respectively driven by the material receiving front-back positioning cylinder and the material receiving lifting cylinder, the material receiving operation of the left material receiving table is completed; the working principle of the right receiving platform is the same as that of the left receiving platform, and the left receiving platform and the right receiving platform are repeatedly switched to receive materials.

Further, the lithium sheet transfer conveyer belt comprises a conveyer belt, a supporting column is arranged below the conveyer belt, a baffle is arranged at one end of the conveyer belt, a protective cover is arranged on one side of the other end of the conveyer belt, a second belt pulley component is arranged in the protective cover, and a servo motor is arranged on one side of the second belt pulley component.

Furthermore, the deviation rectifying and positioning platform comprises a lithium sheet positioning bottom frame, an X-axis numerical control regulator is arranged on the left side of the lithium sheet positioning bottom frame, a Y-axis numerical control regulator is arranged on the rear side of the lithium sheet positioning bottom frame, an angle regulator is arranged on one side of the Y-axis numerical control regulator, a rotary deviation rectifying platform is arranged on the lithium sheet positioning bottom frame, and a vacuum chuck is arranged on the rotary deviation rectifying platform. The lithium sheet positioning chassis is a functional description of the chassis, which is essentially the chassis. The X-axis and Y-axis digitally controlled actuators are each a functional description thereof, and are both actuators in nature. The rotary deviation correcting table is a deviation correcting table capable of rotating for a certain angle, and the deviation correcting table is equivalent to a workbench.

In one embodiment, the main production process of the deviation rectifying and positioning table comprises the following steps: the X-axis numerical control adjuster and the Y-axis numerical control adjuster can respectively adjust the X-direction position and the Y-direction position of the lithium sheet placed on the vacuum chuck, and the angle adjuster can adjust the angle of the rotary deviation rectifying table, so that the horizontal angle of the lithium sheet placed on the vacuum chuck can be adjusted.

Furthermore, the lithium sheet rectification feeding manipulator comprises a lithium sheet rectification and material conveying sliding assembly, a lithium sheet rectification and material conveying sliding plate is arranged on the front side of the lithium sheet rectification and material conveying sliding assembly, a lithium sheet rectification and material conveying sliding assembly is arranged on the front side of one end of the lithium sheet rectification and material conveying sliding plate, and a lithium sheet rectification and material discharging sliding assembly is arranged on the front side of the other end of the lithium sheet rectification and material conveying sliding plate; a lithium sheet deviation rectifying and feeding lifting sliding plate is arranged on the front side of the lithium sheet deviation rectifying and feeding sliding assembly, a lithium sheet deviation rectifying and feeding motor is arranged on one side of the lithium sheet deviation rectifying and feeding lifting sliding plate, the lithium sheet deviation rectifying and feeding lifting sliding plate and the lithium sheet deviation rectifying and feeding motor are connected with a lithium sheet deviation rectifying and feeding screw rod assembly, and a lithium sheet deviation rectifying and feeding sucker is arranged below the lithium sheet deviation rectifying and feeding sliding plate; a lithium sheet rectification blanking lifting sliding plate is arranged on the front side of the lithium sheet rectification blanking sliding assembly, a lithium sheet rectification blanking motor is arranged on one side of the lithium sheet rectification blanking lifting sliding plate, the lithium sheet rectification blanking lifting sliding plate and the lithium sheet rectification blanking motor are connected with a lithium sheet rectification blanking screw rod assembly, and a lithium sheet rectification blanking sucker is arranged below the lithium sheet rectification blanking lifting sliding plate; one side of the lithium sheet deviation-rectifying blanking motor is provided with a deviation-rectifying feeding and discharging distance adjusting motor, and the back surfaces of the deviation-rectifying feeding and discharging distance adjusting motor and the lithium sheet deviation-rectifying blanking lifting sliding plate are connected with a deviation-rectifying blanking distance adjusting screw rod assembly.

In one embodiment, the main production process of the lithium sheet deviation rectifying and feeding manipulator comprises the following steps: the lithium sheet deviation-rectifying material-conveying sliding plate can move left and right along the lithium sheet deviation-rectifying material-conveying sliding assembly under the driving of a lithium sheet deviation-rectifying transverse motor connected with the lithium sheet deviation-rectifying material-conveying sliding plate, so that the lithium sheet deviation-rectifying material-feeding sucker and the lithium sheet deviation-rectifying material-conveying sucker can move left and right synchronously along with the lithium sheet deviation-rectifying material-conveying sliding plate, the lithium sheet deviation-rectifying material-feeding sucker is responsible for sucking lithium sheets from the upper surface of a lithium sheet transfer conveyer belt and conveying the lithium sheets to the upper surface of a deviation-rectifying positioning table, a CCD visual detection camera can automatically photograph the positions of the lithium sheets placed on the deviation-rectifying positioning table so as to detect whether the positions of the lithium sheets deviate, and when the positions of the lithium sheets deviate, the deviation-rectifying positioning table can rectify the positions of the lithium sheets; the lithium sheet deviation rectifying and blanking sucker is used for sucking a lithium sheet from the upper surface of the deviation rectifying and positioning table and placing the lithium sheet on the turntable mechanism, and meanwhile, the lithium sheet deviation rectifying and feeding sucker starts to feed and rectify the deviation of the next lithium sheet; and the distance between the lithium sheet deviation-rectifying blanking sucker and the lithium sheet deviation-rectifying feeding sucker can be adjusted under the driving of a deviation-rectifying feeding and blanking distance adjusting motor.

Further, the turntable mechanism comprises a rotating motor, a cam divider is arranged on one side of the rotating motor, the cam divider and the turntable motor are connected with a third belt pulley assembly, a turntable is arranged on the cam divider, an air slip ring is arranged on the middle of the turntable, supporting plates are arranged on the periphery of the turntable respectively, and a suction plate is arranged on each supporting plate. The suction plate is a square suction cup capable of sucking materials.

In one embodiment, the main production process of the turntable mechanism is as follows: the rotating motor can drive the rotary table to rotate sequentially through the third belt pulley assembly and the cam divider, and an air pipe used for ventilating with the suction plate is externally connected with the rotating motor through the air slip ring, so that the phenomenon of kinking and winding of the external air pipe cannot occur along with the rotation of the rotary table.

Further, copper foil unwinding mechanism includes that the second unreels the axle, and the second unreels the axle and is connected with copper foil and unreels the motor, and one side that the axle was unreeled to the second is provided with spacing roller, and the below that the axle was unreeled to the second is provided with copper foil tensioning roller, and the left and right sides of copper foil tensioning roller is provided with the copper foil transfer roller respectively, and copper foil tensioning roller is connected with copper foil tensioning cylinder. The copper foil tension roll and the copper foil transfer roll are functional descriptions thereof, respectively, which are essentially the tension roll and the transfer roll, respectively.

Furthermore, the copper foil traction rotating mechanism comprises a copper foil traction sliding module, a copper foil traction motor is arranged at one end of the copper foil traction sliding module, a copper foil traction sliding frame is arranged on the copper foil traction sliding module, a copper foil rotating cylinder is arranged on the copper foil traction sliding frame, and a copper foil traction finger clamping cylinder is arranged on the copper foil rotating cylinder. The copper foil pull carriage is a functional description of the carriage.

In one embodiment, the main production process of the copper foil traction rotating mechanism comprises the following steps: the copper foil traction clamping finger cylinder can be driven by the copper foil rotating cylinder to turn to one side of the copper foil cutting mechanism, and meanwhile, the copper foil traction clamping finger cylinder can move to the side edge of the copper foil cutting mechanism to clamp the copper foil through the copper foil traction sliding module under the drive of a copper foil traction motor and then move backwards to pull out the copper foil by a certain length; when the copper foil cutting mechanism firstly compresses the copper foil, the copper foil is cut to manufacture the electrode lug; and then, the turntable mechanism is driven by a copper foil traction motor to retreat to one side of the turntable mechanism through a copper foil traction sliding module, then, a copper foil traction clamping finger cylinder faces the turntable mechanism under the rotation of a copper foil rotating cylinder, the copper foil traction clamping finger cylinder can descend to the upper surface of a suction plate in the turntable mechanism along with a copper foil traction sliding frame and under the drive of a copper foil traction lifting cylinder, and a lug is stacked on a lithium plate on the suction plate.

Further, the copper foil cutting mechanism comprises a third support, a copper foil cutting sliding assembly is arranged on one side of the third support, a third cutter and a fourth cutter are respectively arranged on one side of the copper foil cutting sliding assembly, the third cutter is connected with a third cutter cylinder, a copper foil pressing cylinder is arranged on one side of the third cutter cylinder, and the fourth cutter is connected with a fourth cutter cylinder.

Further, utmost point ear pre-compaction mechanism includes the fourth support, be provided with utmost point ear pressfitting X above the fourth support to sharp module, utmost point ear pressfitting X is provided with utmost point ear pressfitting location X axle motor to the one end of sharp module, utmost point ear pressfitting X is provided with utmost point ear pressfitting Y to sharp module to the higher authority of sharp module, utmost point ear pressfitting Y is provided with utmost point ear pressfitting location Y axle motor to the one end of sharp module, utmost point ear pressfitting Y is provided with utmost point ear pressfitting Y axle slide to the higher authority of sharp module, one side of utmost point ear pressfitting Y axle slide is provided with utmost point ear pressfitting Z axle slip subassembly, one side of utmost point ear pressfitting Z axle slip subassembly is provided with utmost point ear pressfitting Z axle slide, the higher authority of utmost point ear pressfitting Z axle slide is provided with utmost point ear pressfitting location Z axle motor, be provided with utmost point ear pressfitting pressure head below utmost point ear pressfitting Z axle slide. The tab pressing pressure head is used for pressing tabs, and a structure matched with the shape of the tabs is arranged at the lower end of the pressure head.

In one embodiment, the tab pre-pressing mechanism mainly comprises the following production processes: the lug pressing pressure head can perform lifting motion under the driving of a lug pressing and positioning Z-axis motor, and the lug pressing Y-axis sliding plate can perform Y-direction movement through a lug pressing Y-direction linear module and can perform X-direction movement under the driving of a lug pressing and positioning Y-axis motor; when the pole lug pressing pressure head moves downwards under the driving of the pole lug pressing and positioning Z-axis motor, the pole lug and the lithium sheet which are stacked together can be pressed together to be manufactured into the pole lug.

Furthermore, the material transferring manipulator comprises a material transferring manipulator mounting seat, a material transferring mechanical arm is arranged on the material transferring manipulator mounting seat, and the material transferring mechanical arm is connected with a material transferring sucker. The material transferring manipulator mounting seat, the material transferring mechanical arm and the material transferring sucker are respectively the functional description of the mounting seat, the mechanical arm and the sucker.

In one embodiment, the main production process of the material transferring manipulator is as follows: the material transferring sucker can convey the pre-pressed pole pieces to the lithium piece shaping and pressing mechanism for shaping and pressing through the material transferring mechanical arm, and the material transferring mechanical arm takes away stacked lithium pieces and pole lugs from the turntable mechanism and transfers the stacked lithium pieces and the pole lugs to the lithium piece shaping and pressing mechanism.

Further, lithium sheet plastic pressing mechanism is the duplex position setting, every lithium sheet plastic pressing mechanism includes the plastic holding down plate, one side of plastic holding down plate is provided with puts the diaphragm roller, the opposite side of plastic holding down plate is provided with down and receives the diaphragm roller, the one end of receiving the diaphragm roller down is connected with down and receives the diaphragm motor, the top of plastic holding down plate is provided with the plastic top board, one side of plastic top board is provided with puts the diaphragm roller on, the opposite side of plastic top board is provided with on and receives the diaphragm roller, the one end of receiving the diaphragm roller on is connected with on and receives the diaphragm motor, the top of plastic top board is provided with utmost point ear top pressure motor. Shaping holding down plate and shaping top board all indicate the clamp plate that is used for the plastic, put the diaphragm roller on and transfer the diaphragm roller all indicate the unwinding roller that is used for unreeling to the battery diaphragm, receive the diaphragm roller on and receive the diaphragm roller down and all indicate the wind-up roll that is used for carrying out the rolling to the battery diaphragm.

The feeding manipulator comprises a fifth support, a feeding sliding assembly is arranged on the fifth support, a feeding transverse sliding plate is arranged on one side of the feeding sliding assembly in a sliding mode, the back of the feeding transverse sliding plate is connected with a feeding screw rod assembly, and the feeding screw rod assembly is connected with a feeding transverse motor; the front side of the blanking transverse sliding plate is provided with a blanking longitudinal sliding assembly, the front side of the blanking longitudinal sliding assembly is provided with a blanking longitudinal sliding plate in a sliding manner, one side of the blanking longitudinal sliding plate is connected with a blanking longitudinal motor, and a blanking sucker is arranged below the blanking longitudinal sliding plate. The blanking suction cup is a functional description thereof, which is essentially a suction cup.

Furthermore, the lithium belt deviation rectifying sliding assembly, the lithium belt cutting sliding assembly, the material sucking and transferring lifting sliding assembly, the material receiving table switching sliding assembly, the material receiving front-back positioning sliding assembly, the lithium sheet deviation rectifying and material conveying sliding assembly, the lithium sheet deviation rectifying and blanking sliding assembly, the copper foil cutting sliding assembly, the lug pressing Z-axis sliding assembly, the blanking sliding assembly and the blanking longitudinal sliding assembly respectively comprise a sliding rail and a sliding block sliding on the sliding rail, and the sliding block is fixedly connected with other parts through screws.

Furthermore, a lithium belt deviation rectifying cylinder, a jacking cylinder, a first cutter cylinder, a second cutter cylinder, a lithium belt pressing cylinder, a material receiving platform switching cylinder, a material receiving front-back positioning cylinder, a material receiving lifting cylinder, a copper foil tensioning cylinder, a copper foil rotating cylinder, a third cutter cylinder, a copper foil pressing cylinder and a fourth cutter cylinder are respectively functional descriptions of cylinders, and are cylinders substantially. The lithium belt traction clamping finger cylinder and the copper foil traction clamping finger cylinder are respectively functional description of the clamping finger cylinder, and the specific structure of the lithium belt traction clamping finger cylinder is equivalent to that of the clamping finger cylinder. The lithium roll unwinding motor, the copper foil unwinding motor, the lithium roll unwinding motor, the PET winding motor, the lithium film active feeding motor, the lithium roll traction motor, the material suction transverse transfer motor, the material suction transfer lifting motor, the lithium sheet deviation correction feeding motor, the lithium sheet deviation correction blanking motor, the deviation correction blanking interval adjusting motor, the rotating motor, the turntable motor, the copper foil traction motor, the lug pressing and positioning X-axis motor, the lug pressing and positioning Y-axis motor, the lug pressing and positioning Z-axis motor, the lower diaphragm collecting motor, the upper diaphragm collecting motor, the lug pressing motor, the blanking transverse motor and the blanking longitudinal motor are respectively functional description of the motor, and the structure of the motor is substantially the motor. The material suction transverse transfer sliding plate, the material receiving front and rear positioning sliding plate, the lithium sheet deviation correction material conveying sliding plate, the lithium sheet deviation correction material loading lifting sliding plate, the lithium sheet deviation correction material unloading lifting sliding plate, the lug pressing Y-axis sliding plate, the lug pressing Z-axis sliding plate, the material unloading transverse sliding plate and the material unloading longitudinal sliding plate are respectively functional descriptions of the material suction transverse transfer sliding plate, the lithium sheet deviation correction material unloading lifting sliding plate, the lug pressing Y-axis sliding plate, the lug pressing Z-axis sliding plate, the material unloading transverse sliding plate and the material unloading longitudinal sliding plate, and are sliding plates in essence, and the specific structure of the sliding plates is common general knowledge, and is not explained in detail here. The lithium sheet rectifying and feeding sucker, the lithium sheet rectifying and discharging sucker, the material rotating sucker and the discharging sucker are respectively functional descriptions of the lithium sheet rectifying and discharging sucker, and the sucker is substantially equivalent to a sucker. The copper foil traction sliding module, the tab pressing X-direction linear module and the tab pressing Y-direction linear module are functional descriptions of the modules, which are substantially linear modules, and the structure of the linear module is common knowledge, and will not be explained in detail here.

Further, the first belt pulley assembly, the second belt pulley assembly and the third belt pulley assembly respectively comprise two synchronous wheels and a belt, and the two synchronous wheels are connected by the belt. The lithium sheet deviation rectifying feeding screw rod assembly, the lithium sheet deviation rectifying discharging screw rod assembly, the deviation rectifying discharging distance adjusting screw rod assembly and the discharging screw rod assembly respectively comprise a nut supporting seat and a ball screw, wherein the nut supporting seat is used for being fixedly assembled with other parts, and the ball screw penetrates through the center of the nut supporting seat.

Further, a controller is arranged in signal connection with the lithium belt unwinding correction mechanism, the lithium belt cutting cleaning mechanism, the lithium belt traction mechanism, the CCD visual detection camera, the lithium sheet transfer mechanical arm, the lithium sheet left-right switching material platform, the lithium sheet transfer conveying belt, the correction positioning platform, the lithium sheet correction feeding mechanical arm, the turntable mechanism, the copper foil traction rotating mechanism, the copper foil cutting mechanism, the tab pre-pressing mechanism, the copper foil unwinding mechanism, the material transfer mechanical arm, the lithium sheet shaping pressing mechanism, the blanking conveying belt and the blanking mechanical arm respectively, the controller is a programmable controller, and the controller can adopt but is not limited to a PLC controller with the production area of Fujian and the model of OHR-PR 20.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium sheet cutting and cleaning device is characterized in that the lithium sheet cutting and cleaning device is designed by respectively unwinding and correcting a lithium belt, cutting and cleaning the lithium belt, drawing the lithium belt, transferring a lithium sheet mechanical arm, switching a lithium sheet left and right material platform, transferring a lithium sheet conveying belt, correcting and positioning the lithium sheet, correcting and feeding the lithium sheet, turning the lithium sheet, drawing and rotating the copper foil, cutting a copper foil mechanism, pre-pressing a lug, unwinding and feeding the copper foil, transferring the lithium sheet mechanical arm, shaping and pressing the lithium sheet, cutting and cleaning the lithium belt, drawing the lithium belt, transferring the lithium sheet mechanical arm, switching a lithium sheet left and right material platform, transferring a lithium sheet conveying belt, correcting and positioning the lithium sheet, correcting and feeding the lithium sheet mechanical arm, turning the copper foil, drawing and rotating the copper foil, cutting the copper foil, pre-pressing the lug, unwinding and feeding the lithium sheet mechanical arm, transferring the lithium sheet pressing the lithium sheet mechanical arm, transferring the lithium sheet mechanical arm, pre-shaping and pressing the lithium sheet mechanical arm, The blanking conveyer belt, the blanking manipulator and the CCD vision inspection camera are combined for use to form a metal lithium plate preparation device, the integral structural design realizes a series of operations of uncoiling a lithium belt, traction and transmission, cleaning fixed-length cutting, transmission deviation correction, deviation correction and positioning, uncoiling a copper foil, traction and transmission of the copper foil, fixed-length cutting of the copper foil, stacking of lithium sheets and lugs, preparation and pre-pressing of the lugs, shaping and pressing of pole pieces, transfer and stacking of the pole pieces, blanking of the pole pieces and the like, it has the advantages of high production efficiency, high cutting precision, good cutting effect, high shaping and pressing precision, good shaping and pressing effect, high yield, high degree of automatic operation and the like, and the whole production process does not need manual operation, so that the labor intensity of workers and the labor cost of enterprises can be greatly reduced, the requirements of enterprises on large-scale batch production, automatic production and high-precision production are met.

Drawings

For the purpose of illustration, the invention is described in detail with reference to the following preferred embodiments and the accompanying drawings.

Fig. 1 is a perspective view of the lithium metal electrode sheet manufacturing apparatus of the present invention.

Fig. 2 is a perspective view of the lithium belt unwinding deviation rectifying mechanism of the metal lithium electrode sheet preparation device of the present invention.

Fig. 3 is the utility model discloses lithium area of metal lithium pole piece preparation equipment unreels the not equidirectional stereogram of mechanism of rectifying.

Fig. 4 is a perspective view of the lithium film micro-tension roller of the metal lithium plate manufacturing apparatus of the present invention.

Fig. 5 is a perspective view of the lithium ribbon cutting and cleaning mechanism of the lithium metal electrode sheet manufacturing apparatus according to the present invention.

Fig. 6 is a perspective view of the lithium belt cutting and cleaning mechanism of the metal lithium electrode sheet preparation device according to the present invention in different directions.

Fig. 7 is a perspective view of a lithium ribbon drawing mechanism of the lithium metal electrode sheet manufacturing apparatus according to the present invention.

Fig. 8 is a perspective view of the left and right switching material table of the lithium sheet preparation device of the metal lithium electrode sheet of the present invention.

Fig. 9 is a perspective view of the lithium plate transferring manipulator of the metal lithium electrode plate preparation device of the present invention.

Fig. 10 is a perspective view of the lithium plate transfer conveyor belt of the metal lithium electrode plate manufacturing apparatus of the present invention.

Fig. 11 is a perspective view of the deviation rectifying and positioning table of the lithium metal plate preparation device of the present invention.

Fig. 12 is a perspective view of the lithium sheet deviation rectifying and feeding manipulator of the metal lithium electrode sheet preparation device of the present invention.

Fig. 13 is a perspective view of the turntable mechanism of the metal lithium electrode plate preparation apparatus of the present invention.

Fig. 14 is a perspective view of the copper foil unwinding mechanism of the metal lithium electrode sheet preparation device of the present invention.

Fig. 15 is a perspective view of the copper foil unwinding mechanism of the metal lithium electrode sheet preparation device in different directions.

Fig. 16 is a perspective view of the copper foil pulling and rotating mechanism of the lithium metal electrode plate manufacturing apparatus of the present invention.

Fig. 17 is a perspective view of the copper foil cutting mechanism of the metal lithium electrode plate manufacturing apparatus of the present invention.

Fig. 18 is a perspective view of the tab pre-pressing mechanism of the lithium metal electrode plate manufacturing equipment of the present invention.

Fig. 19 is a perspective view of a transferring manipulator of the lithium metal electrode sheet manufacturing apparatus according to the present invention.

Fig. 20 is a perspective view of the lithium plate shaping and pressing mechanism of the metal lithium electrode plate preparation device of the present invention.

Fig. 21 is a perspective view of the discharging manipulator of the metal lithium electrode plate manufacturing apparatus of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

In this embodiment, referring to fig. 1 to 21, the metal lithium pole piece manufacturing apparatus of the present invention comprises a bottom plate 1, a lithium belt unwinding deviation rectifying mechanism 2 is disposed on the bottom plate 1, a lithium belt cutting cleaning mechanism 3 is disposed on one side of the lithium belt unwinding deviation rectifying mechanism 2, a lithium belt traction mechanism 4 is disposed on one side of the lithium belt cutting cleaning mechanism 3, a lithium sheet transferring manipulator 5 is disposed on one side of the lithium belt traction mechanism 4, a lithium sheet left-right switching material platform 6 is disposed on one side of the lithium sheet transferring manipulator 5, a lithium sheet transferring conveyer belt 7 is disposed below the lithium sheet transferring manipulator 5, a deviation rectifying positioning platform 8 is disposed on one side of the lithium sheet transferring conveyer belt 7, a lithium sheet deviation rectifying feeding manipulator 9 is disposed above the deviation rectifying positioning platform 8, a CCD vision detecting camera is disposed on the lithium sheet deviation rectifying feeding manipulator 9, and a turntable mechanism 10 is disposed on one side of the deviation rectifying positioning platform 8, one side of the turntable mechanism 10 is provided with a copper foil traction rotating mechanism 11, one side of the copper foil traction rotating mechanism 11 is provided with a copper foil cutting mechanism 12, the other side of the copper foil traction rotating mechanism 11 is provided with a lug pre-pressing mechanism 13, one side of the copper foil cutting mechanism 12 is provided with a copper foil unreeling mechanism 14, the right side of the turntable mechanism 10 is provided with a material transferring manipulator 15, one side of the material transferring manipulator 15 is provided with a lithium sheet shaping pressing mechanism 16, one side of the lithium sheet shaping pressing mechanism 16 is provided with a blanking conveying belt 17, and one side of the blanking conveying belt 17 is provided with a blanking manipulator 18.

In one embodiment, the lithium ribbon unreeling deviation correcting mechanism 2 comprises a lithium ribbon deviation correcting sliding assembly 20, a lithium ribbon deviation correcting sliding plate frame 21 is slidably arranged on the lithium ribbon deviation correcting sliding assembly 20, a lithium ribbon deviation correcting cylinder 22 is arranged at the bottom of the lithium ribbon deviation correcting sliding plate frame 21, a first unreeling shaft 23 and a reeling shaft 24 are respectively arranged on one side of the lithium ribbon deviation correcting sliding plate frame 21, a PET reeling motor 25 is arranged on the other side of the lithium ribbon deviation correcting sliding plate frame 21, the reeling shaft 24 is connected with the PET reeling motor 25, a lithium reel unreeling motor 26 is arranged on one side of the PET reeling motor 25, and the lithium reel unreeling motor 26 and the first unreeling shaft 23 are connected with a first belt pulley assembly 27; a feeding roller 28 is arranged on one side of the first unwinding shaft 23, a limiting rod 29 is arranged on one side of the feeding roller 28 close to the first unwinding shaft 23, a lithium film micro-tension roller 201 is arranged below the feeding roller 28, a lithium film flattening feeding roller 2011 is arranged below the lithium film micro-tension roller 201, a film stripping roller 202 is arranged below the lithium film flattening feeding roller 2011, and a lithium belt micro-tension roller 203 is arranged below the film stripping roller 202; the lithium film micro-tension roll passing 201 comprises a first mounting plate 204, a lithium film active feeding roll group is arranged on the first mounting plate 204, a jacking cylinder 205 is respectively arranged at the front end and the rear end of the same side of the lithium film active feeding roll group, the lithium film active feeding roll 206 group consists of more than two lithium film active feeding rolls 206, each lithium film active feeding roll 206 is connected with a lithium film active feeding motor 207, a lithium film dead weight tensioner 208 is arranged above the lithium film active feeding motor 207, and a lithium belt dead weight tensioner 209 is arranged below the lithium film active feeding motor 207.

In one embodiment, the lithium strip cutting and cleaning mechanism 3 includes a first support 30, a lithium strip cutting sliding assembly 31 is disposed on one side of the first support 30, a sensor 32 is disposed on the other side of the first support 30, an adjusting screw 33 is disposed on one side of the sensor 32, the adjusting screw 33 is connected with a guide rod 34, a first cutter 35 and a second cutter 36 are disposed on the front side of the lithium strip cutting sliding assembly 31, the first cutter 35 is located above the second cutter 36, a cutting plate 37 is disposed between the first cutter 35 and the second cutter 36, a first cutter cylinder 38 is connected above the first cutter 35, a second cutter cylinder 39 is connected below the second cutter 36, a lithium strip pressing cylinder 391 is disposed on one side of the first cutter cylinder 38, and a lithium strip pressing plate 392 is connected below the lithium strip pressing cylinder 391.

In one embodiment, the lithium ribbon traction mechanism 4 includes a lithium ribbon traction sliding module 41, a second support 42 is slidably disposed on one side of the lithium ribbon traction sliding module 41, a lithium roll traction motor 43 is disposed on one side of the second support 42, and two sides of an end of the second support 42 are respectively provided with a lithium ribbon traction finger clamping cylinder 44.

In one embodiment, the lithium sheet left and right switching material table 6 comprises a material receiving table switching sliding assembly 60, a left material receiving table 61 and a right material receiving table 62 are respectively arranged on the material receiving table switching sliding assembly 60 in a sliding mode, the left material receiving table 61 and the right material receiving table 62 respectively comprise material receiving front and rear positioning sliding assemblies 63 arranged on the material receiving table switching sliding assembly 60, a material receiving table switching cylinder 64 is arranged on the same side of the material receiving front and rear positioning sliding assemblies 63 in the left material receiving table 61 and the material receiving front and rear positioning sliding assemblies 63 in the right material receiving table 62, a material receiving front and rear positioning sliding plate 65 is arranged on each material receiving front and rear positioning sliding assembly 63, each material receiving front and rear positioning sliding plate 65 is connected with a material receiving front and rear positioning cylinder 66, a second mounting plate 67 is arranged above each material receiving front and rear positioning sliding plate 65, and a material receiving lifting cylinder 68 is arranged on the bottom surface of each second mounting plate 67; the left material receiving table 61 and the right material receiving table 62 are respectively connected with a material receiving lifting cylinder 68 positioned below the left material receiving table 61 and the right material receiving table 62, and a plurality of air suction holes 69 are further formed in the peripheral edges of the left material receiving table 61 and the right material receiving table 62.

In one embodiment, the lithium sheet transferring manipulator 5 comprises a rack 50, wherein the front side and the back side or the left side and the right side of the top of the rack 50 are respectively provided with a material sucking transverse transferring sliding module 51, one end of each material sucking transverse transferring sliding module 51 is provided with a material sucking transverse transferring motor 52, one side of one of the material sucking transverse transferring sliding modules 51 is provided with a left material sucking device in a sliding manner, and one side of the other material sucking transverse transferring sliding module 51 is provided with a right material sucking device in a sliding manner; the left material suction device and the right material suction device respectively comprise a material suction transverse transfer sliding plate 53, and one side of the material suction transverse transfer sliding plate 53 is provided with a material suction transfer lifting sliding assembly 54; a left material sucking plate 55 is arranged on one side of the material sucking, transferring, lifting and sliding assembly 54 in the left material sucking device, a right material sucking plate 56 is arranged on one side of the material sucking, transferring, lifting and sliding assembly 54 in the right material sucking device, and a material sucking, transferring and lifting motor 57 is respectively arranged on one side of the left material sucking plate 55 and one side of the right material sucking plate 56.

In one embodiment, the lithium sheet transfer conveyer belt 7 comprises a conveyer belt 71, a pillar 72 is arranged below the conveyer belt 71, a baffle 73 is arranged at one end of the conveyer belt 71, a shield 74 is arranged at one side of the other end of the conveyer belt 71, a second belt pulley assembly is arranged in the shield 74, and a servo motor is arranged at one side of the second belt pulley assembly.

In one embodiment, the deviation rectifying and positioning table 8 comprises a lithium sheet positioning chassis 81, an X-axis numerical control adjuster 82 is arranged on the left side of the lithium sheet positioning chassis 81, a Y-axis numerical control adjuster 83 is arranged on the rear side of the lithium sheet positioning chassis 81, an angle adjuster 84 is arranged on one side of the Y-axis numerical control adjuster 83, a rotary deviation rectifying table 85 is arranged on the lithium sheet positioning chassis 81, and a vacuum chuck 86 is arranged on the rotary deviation rectifying table 85.

In one embodiment, the lithium sheet deviation rectifying and feeding manipulator 9 comprises a lithium sheet deviation rectifying and feeding sliding assembly 91, a lithium sheet deviation rectifying and feeding sliding plate 92 is arranged on the front side of the lithium sheet deviation rectifying and feeding sliding assembly 91, the lithium sheet deviation rectifying and feeding sliding plate 92 is connected with a lithium sheet deviation rectifying transverse motor, a lithium sheet deviation rectifying and feeding sliding assembly 93 is arranged on the front side of one end of the lithium sheet deviation rectifying and feeding sliding plate 92, and a lithium sheet deviation rectifying and discharging sliding assembly 94 is arranged on the front side of the other end of the lithium sheet deviation rectifying and feeding sliding plate 92; a lithium sheet deviation rectifying and feeding lifting sliding plate 95 is arranged on the front side of the lithium sheet deviation rectifying and feeding sliding assembly 93, a lithium sheet deviation rectifying and feeding motor 96 is arranged on one side of the lithium sheet deviation rectifying and feeding lifting sliding plate 95, the lithium sheet deviation rectifying and feeding lifting sliding plate 95 and the lithium sheet deviation rectifying and feeding motor 96 are connected with a lithium sheet deviation rectifying and feeding screw rod assembly 97, and a lithium sheet deviation rectifying and feeding sucker 98 is arranged below the lithium sheet deviation rectifying and feeding lifting sliding plate 95; a lithium sheet deviation rectifying blanking lifting sliding plate 99 is arranged on the front side of the lithium sheet deviation rectifying blanking sliding assembly 94, a lithium sheet deviation rectifying blanking motor 901 is arranged on one side of the lithium sheet deviation rectifying blanking lifting sliding plate 99, the lithium sheet deviation rectifying blanking lifting sliding plate 99 and the lithium sheet deviation rectifying blanking motor 901 are connected with a lithium sheet deviation rectifying blanking screw rod assembly 902, and a lithium sheet deviation rectifying blanking sucker 903 is arranged below the lithium sheet deviation rectifying blanking lifting sliding plate 99; one side of the lithium sheet rectification blanking motor 901 is provided with a rectification feeding and discharging distance adjusting motor 904, and the back of the rectification feeding and discharging distance adjusting motor 904 and the lithium sheet rectification blanking lifting sliding plate 99 is connected with a rectification blanking distance adjusting screw rod assembly 905.

In one embodiment, the turntable mechanism 10 includes a rotating motor 101, a cam divider 102 is disposed on one side of the rotating motor 101, a third pulley assembly 103 is connected to the cam divider 102 and the turntable 104 through a motor, the turntable 104 is disposed on the cam divider 102, an air slip ring 105 is disposed on the middle of the turntable 104, the supporting plates 106 are disposed around the turntable 104, and a suction plate 107 is disposed on each supporting plate 106.

In one embodiment, the copper foil unwinding mechanism 14 includes a second unwinding shaft 141, the second unwinding shaft 141 is connected to a copper foil unwinding motor 142, one side of the second unwinding shaft 141 is provided with a limiting roller 143, a copper foil tensioning roller 144 is disposed below the second unwinding shaft 141, copper foil conveying rollers 145 are respectively disposed on the left side and the right side of the copper foil tensioning roller 144, and the copper foil tensioning roller 144 is connected to a copper foil tensioning cylinder 146.

In one embodiment, the copper foil drawing and rotating mechanism 11 includes a copper foil drawing and sliding module 111, a copper foil drawing motor 112 is disposed at one end of the copper foil drawing and sliding module 111, a copper foil drawing carriage 113 is disposed on the copper foil drawing and sliding module 111, the copper foil drawing carriage 113 is connected to a copper foil drawing lifting cylinder, a copper foil rotating cylinder 114 is disposed on the copper foil drawing carriage 113, and a copper foil drawing finger clamping cylinder 115 is disposed on the copper foil rotating cylinder 114.

In one embodiment, the copper foil cutting mechanism 12 includes a third support 121, a copper foil cutting sliding assembly 122 is disposed on one side of the third support 121, a third cutting knife 123 and a fourth cutting knife 124 are disposed on one side of the copper foil cutting sliding assembly 122, the third cutting knife 123 is connected to a third cutting knife cylinder 125, a copper foil pressing cylinder 126 is disposed on one side of the third cutting knife cylinder 125, and the fourth cutting knife 124 is connected to a fourth cutting knife cylinder 127.

In one embodiment, the tab pre-pressing mechanism 13 includes a fourth support 130, a tab pressing X-direction linear module 131 is disposed on the fourth support 130, a tab pressing positioning X-axis motor 132 is disposed at one end of the tab pressing X-direction linear module 131, a tab pressing Y-direction linear module 133 is disposed on the tab pressing X-direction linear module 131, a tab pressing positioning Y-axis motor 134 is disposed at one end of the tab pressing Y-direction linear module 133, a tab pressing Y-axis sliding plate 135 is disposed on the tab pressing Y-direction linear module 133, a tab pressing Z-axis sliding assembly 136 is disposed on one side of the tab pressing Y-axis sliding assembly 135, a tab Z-axis sliding plate 137 is disposed on one side of the tab pressing Z-axis sliding assembly 136, a tab pressing positioning Z-axis motor 138 is disposed on the tab pressing Z-axis sliding plate 137, and a tab pressing head 139 is disposed on the lower side of the tab pressing Z-axis sliding plate 137.

In one embodiment, the material transferring manipulator 15 includes a material transferring manipulator mounting seat 151, a material transferring manipulator arm 152 is disposed on the material transferring manipulator mounting seat 151, and the material transferring chuck 153 is connected to the material transferring manipulator arm 152.

In one embodiment, the lithium sheet shaping and pressing mechanism 16 is a double-station arrangement, each lithium sheet shaping and pressing mechanism 16 comprises a shaping lower pressing plate 161, one side of the shaping lower pressing plate 161 is provided with a lower diaphragm roller 162, the other side of the shaping lower pressing plate 161 is provided with a lower diaphragm collecting roller 163, one end of the lower diaphragm collecting roller 163 is connected with a lower diaphragm collecting motor 164, a shaping upper pressing plate 165 is arranged above the shaping lower pressing plate 161, one side of the shaping upper pressing plate 165 is provided with an upper diaphragm collecting roller 166, the other side of the shaping upper pressing plate 165 is provided with an upper diaphragm collecting roller 167, one end of the upper diaphragm collecting roller 167 is connected with an upper diaphragm collecting motor 168, and a tab upper piezoelectric motor 169 is arranged above the shaping upper pressing plate 165.

In one embodiment, the blanking manipulator 18 includes a fifth bracket 181, a blanking sliding assembly 182 is disposed on the fifth bracket 181, a blanking transverse sliding plate 183 is slidably disposed on one side of the blanking sliding assembly 182, a blanking screw rod assembly 184 is connected to the back of the blanking transverse sliding plate 183, and the blanking screw rod assembly 184 is connected to a blanking transverse motor 185; a blanking longitudinal sliding assembly 186 is arranged at the front side of the blanking transverse sliding plate 183, a blanking longitudinal sliding plate 187 is arranged at the front side of the blanking longitudinal sliding assembly 186 in a sliding manner, a blanking longitudinal motor 188 is connected to one side of the blanking longitudinal sliding plate 187, and a blanking suction cup 189 is arranged below the blanking longitudinal sliding plate 187.

In another embodiment, the present invention further provides a method for manufacturing a lithium metal electrode sheet, comprising: the lithium belt material roll is unreeled through the lithium belt unreeling deviation correcting mechanism 2, the lithium belt unreeling deviation correcting mechanism 2 can automatically correct the deviation of the lithium belt in the conveying process, and the lithium belt unreeling deviation correcting mechanism 2 can peel and reel the PET film; the lithium belt traction mechanism 4 is used for drawing and pulling out a lithium belt, the lithium belt cutting and cleaning mechanism 3 is used for cutting the lithium belt, and the cut lithium belt section becomes a lithium sheet; the lithium sheet left-right switching table 6 can switch the left material receiving table 61 and the right material receiving table 62 left and right to receive the cut lithium sheets; the lithium sheet transfer manipulator 5 can suck lithium sheets from the left and right lithium sheet switching table 6 and place the lithium sheets on the lithium sheet transfer conveyer belt 7; the lithium sheet rectification feeding manipulator 9 can take the lithium sheets from the upper surface of the lithium sheet transfer conveyer belt 7, place the lithium sheets on the rectification positioning table 8, and rectify the lithium sheets by the rectification positioning table 8; then, the lithium sheet deviation rectifying and feeding manipulator 9 transmits the lithium sheet after the deviation rectification to the upper surface of the turntable mechanism 10, and the lithium sheet is transferred to one side (a laminating station) facing the lug pre-laminating mechanism 13 through the turntable mechanism 10; when the lithium sheet is operated, the copper foil unreeling mechanism 14 unreels the copper foil coil synchronously, the copper foil traction rotating mechanism 11 can pull out a copper strip from the copper foil unreeling mechanism 14, the copper foil cutting mechanism 12 cuts the copper strip pulled out from the copper foil traction rotating mechanism 11, the cut copper strip section becomes a tab, then, the tab is placed on the turntable mechanism 10 by the copper foil traction rotating mechanism 11, the tab is rotated to one side (namely a pressing station) facing the tab pre-pressing mechanism 13 by the turntable mechanism 10, and the tab is placed on the lithium sheet; when the tab pre-pressing mechanism 13 starts working, the lithium sheets and the tabs on one side (namely, a pressing station) can be pre-pressed, and then the rotary table mechanism 10 transfers the pre-pressed lithium sheets and tabs to the next station; then, the material transferring manipulator 15 takes the lithium sheets and the tabs from the turntable mechanism 10, and transfers the pre-laminated lithium sheets and the tabs to the lithium sheet shaping and laminating mechanism 16, wherein the lithium sheet shaping and laminating mechanism 16 is set to be double-station, and the working station of one lithium sheet shaping and laminating mechanism 16 is called a first shaping and laminating station, and the working station of the other lithium sheet shaping and laminating mechanism 16 is called a second shaping and laminating station, so that the material transferring manipulator 15 can transfer the pre-laminated lithium sheets and the tabs to the first shaping and laminating station and the second shaping and laminating station respectively, and the double-station lithium sheet shaping and laminating mechanism 16 can avoid the waste of shaping and laminating time of two adjacent workpieces, and can lead each workpiece to be subjected to shaping and laminating processing without stop, thereby greatly improving the working efficiency; when the lithium sheet shaping and pressing mechanism 16 in the first shaping and pressing station carries out shaping and pressing on the first lithium sheet and the tab which are put from the material transferring manipulator 15 and are subjected to pre-pressing, the material transferring manipulator 15 can convey the second lithium sheet and the tab which are subjected to pre-pressing to the second shaping and pressing station, and the lithium sheet and the tab which are subjected to shaping and pressing become the pole pieces; when the lithium sheet shaping and laminating mechanism 16 in the second shaping and laminating station carries out shaping and laminating on the second pre-laminated lithium sheet and the electrode lug, the material transferring manipulator 15 can transfer the first pole piece after shaping and pressing to the upper surface of the blanking conveyer belt 17, then the material transferring manipulator 15 can place the third lithium piece and the pole ear after pre-pressing to the upper surface of the first shaping and pressing station, when the lithium sheet shaping and pressing mechanism 16 in the first shaping and pressing station carries out shaping and pressing on the third lithium sheet and the tab which are subjected to pre-pressing, the material transferring manipulator 15 takes the second shaped and pressed pole piece from the second shaping and pressing station, and transfers the second pole piece to the upper surface of the blanking conveyer belt 17, meanwhile, the material transferring manipulator 15 puts the fourth lithium plate and the tab which are subjected to pre-pressing to the second shaping and pressing station, and the process is repeated; each pole piece transported on top of the blanking conveyor 17 is then taken away by the blanking robot 18 and transported to the next station. The integral structural design and the preparation method thereof realize the operation of uncoiling a lithium film, traction and transmission, cleaning and cutting to a fixed length, transmission and deviation correction, uncoiling a copper foil, traction and transmission of the copper foil, cutting to a fixed length of the copper foil, preparing and pre-pressing tabs, reshaping and pressing pole pieces, transferring and stacking the pole pieces, blanking pole pieces and the like, the whole production process does not need manual operation, the method not only has the advantages of high production efficiency, high cutting precision, good cutting effect, high reshaping and pressing precision, good reshaping and pressing effect, high yield, high automatic operation degree and the like, but also greatly reduces the labor intensity of workers, reduces the labor cost of enterprises, meets the requirements of large-scale production, automatic production and high-precision production of the enterprises, and effectively solves the problems that the traditional manual operation mode is adopted to cut the lithium metal negative electrode of the primary lithium metal and the lithium metal negative electrode of the secondary battery, The processing of a plurality of different procedures such as pole piece forming and the like causes the problems of low production efficiency, poor slitting precision, poor slitting effect, poor forming precision, poor forming effect, high labor intensity of workers and high labor cost of enterprises.

The above-mentioned embodiments of the present invention are only an example of the present invention, and are not intended to limit the scope of the present invention, and all technical solutions that are the same or equivalent to the present invention are included in the protection scope of the present invention.

Claims (10)

1. The preparation equipment of the metal lithium pole piece is characterized in that: the device comprises a bottom plate, a lithium belt unreeling deviation rectifying mechanism is arranged on the bottom plate, a lithium belt cutting and cleaning mechanism is arranged on one side of the lithium belt unreeling deviation rectifying mechanism, a lithium belt traction mechanism is arranged on one side of the lithium belt cutting and cleaning mechanism, a lithium sheet transfer manipulator is arranged on one side of the lithium belt traction mechanism, a lithium sheet left-right switching material platform is arranged on one side of the lithium sheet transfer manipulator, a lithium sheet transfer conveyer belt is arranged below the lithium sheet transfer manipulator, a deviation rectifying positioning platform is arranged on one side of the lithium sheet transfer conveyer belt, a lithium sheet deviation rectifying and feeding manipulator is arranged above the deviation rectifying positioning platform, a CCD visual detection camera is arranged on the lithium sheet deviation rectifying and feeding manipulator, a turntable mechanism is arranged on one side of the deviation rectifying positioning platform, a copper foil traction rotating mechanism is arranged on one side of the turntable mechanism, a copper foil cutting mechanism is arranged on one side of the copper foil traction rotating mechanism, and a lug pre-pressing mechanism is arranged on the other side of the copper foil traction rotating mechanism, one side that the copper foil cut the mechanism is provided with copper foil unwinding mechanism, and the right side of carousel mechanism is provided with changes material manipulator, and one side of changeing material manipulator is provided with lithium piece plastic pressing mechanism, and one side of lithium piece plastic pressing mechanism is provided with the unloading conveyer belt, and one side of unloading conveyer belt is provided with unloading manipulator.

2. The apparatus of claim 1, wherein: the lithium belt unreeling and deviation rectifying mechanism comprises a lithium belt deviation rectifying sliding assembly, a lithium belt deviation rectifying sliding plate frame is arranged on the lithium belt deviation rectifying sliding assembly in a sliding mode, a lithium belt deviation rectifying cylinder is arranged at the bottom of the lithium belt deviation rectifying sliding plate frame, a first unreeling shaft and a reeling shaft are arranged on one side of the lithium belt deviation rectifying sliding plate frame respectively, a PET (polyethylene terephthalate) reeling motor is arranged on the other side of the lithium belt deviation rectifying sliding plate frame, the reeling shaft is connected with the PET reeling motor, a lithium reel unreeling motor is arranged on one side of the PET reeling motor, and the lithium reel unreeling motor and the first unreeling shaft are connected with a first belt pulley assembly; a feeding roller is arranged on one side of the first unwinding shaft, a limiting rod is arranged on one side of the feeding roller close to the first unwinding shaft, a lithium film micro-tension roller is arranged below the feeding roller, a lithium film flattening feeding roller is arranged below the lithium film micro-tension roller, a film stripping roller is arranged below the lithium film flattening feeding roller, and a lithium belt micro-tension roller is arranged below the film stripping roller;

the lithium film micro-tension roller comprises a first mounting plate, a lithium film active feeding roller set is arranged on the first mounting plate, a jacking cylinder is respectively arranged at the front end and the rear end of the same side of the lithium film active feeding roller set, the lithium film active feeding roller set is composed of more than two lithium film active feeding rollers, each lithium film active feeding roller is connected with a lithium film active feeding motor, a lithium film self-weight tensioner is arranged above the lithium film active feeding motor, and a lithium belt self-weight tensioner is arranged below the lithium film active feeding motor.

3. The apparatus of claim 1, wherein: the lithium belt cutting and cleaning mechanism comprises a first support, a lithium belt cutting sliding assembly is arranged on one side of the first support, a sensor is arranged on the other side of the first support, an adjusting screw is arranged on one side of the sensor and connected with a guide rod, a first cutter and a second cutter are respectively arranged on the front side of the lithium belt cutting sliding assembly, the first cutter is positioned above the second cutter, a cutting plate is arranged between the first cutter and the second cutter, a first cutter cylinder is connected above the first cutter, a second cutter cylinder is connected below the second cutter, a lithium belt pressing cylinder is arranged on one side of the first cutter cylinder, and a lithium belt pressing plate is connected below the lithium belt pressing cylinder;

the lithium belt traction mechanism comprises a lithium belt traction sliding module, a second support is arranged on one side of the lithium belt traction sliding module in a sliding mode, a lithium roll traction motor is arranged on one side of the second support, and lithium belt traction clamping finger cylinders are arranged on two sides of the end portion of the second support respectively.

4. The apparatus of claim 1, wherein: the lithium sheet transfer manipulator comprises a rack, wherein both sides of the top of the rack are respectively provided with a material suction transverse transfer sliding module, one end of each material suction transverse transfer sliding module is provided with a material suction transverse transfer motor, one side of one material suction transverse transfer sliding module is slidably provided with a left material suction device, and one side of the other material suction transverse transfer sliding module is slidably provided with a right material suction device; the left material suction device and the right material suction device respectively comprise a material suction transverse transfer sliding plate, and a material suction transfer lifting sliding assembly is arranged on one side of the material suction transverse transfer sliding plate; one side of the material sucking and transferring lifting sliding assembly in the left material sucking device is provided with a left material sucking plate in a sliding manner, one side of the material sucking and transferring lifting sliding assembly in the right material sucking device is provided with a right material sucking plate in a sliding manner, and one side of the left material sucking plate and one side of the right material sucking plate are respectively provided with a material sucking and transferring lifting motor.

5. The apparatus of claim 1, wherein: the left and right lithium sheet switching material platform comprises a material receiving platform switching sliding assembly, a left material receiving platform and a right material receiving platform are arranged on the material receiving platform switching sliding assembly in a sliding mode and respectively comprise a material receiving front-back positioning sliding assembly arranged on the material receiving platform switching sliding assembly, a material receiving platform switching cylinder is arranged on the same side of the material receiving front-back positioning sliding assembly in the left material receiving platform and the material receiving front-back positioning sliding assembly in the right material receiving platform, a material receiving front-back positioning sliding plate is arranged on each material receiving front-back positioning sliding assembly, each material receiving front-back positioning sliding plate is connected with a material receiving front-back positioning cylinder, a second mounting plate is arranged above each material receiving front-back positioning sliding plate, and a material receiving lifting cylinder is arranged on the bottom surface of each second mounting plate; the left material receiving table and the right material receiving table are respectively connected with a material receiving lifting cylinder positioned below the left material receiving table and the right material receiving table, and a plurality of air suction holes are formed in the peripheral edges of the left material receiving table and the right material receiving table;

the lithium sheet transfer conveyor belt comprises a conveyor belt, a support column is arranged below the conveyor belt, a baffle is arranged at one end of the conveyor belt, a protective cover is arranged at one side of the other end of the conveyor belt, a second belt pulley component is arranged in the protective cover, and a servo motor is arranged at one side of the second belt pulley component.

6. The apparatus of claim 1, wherein: the rectification positioning platform comprises a lithium sheet positioning underframe, an X-axis numerical control regulator is arranged on the left side of the lithium sheet positioning underframe, a Y-axis numerical control regulator is arranged on the rear side of the lithium sheet positioning underframe, an angle regulator is arranged on one side of the Y-axis numerical control regulator, a rotary rectification platform is arranged on the upper surface of the lithium sheet positioning underframe, and a vacuum chuck is arranged on the upper surface of the rotary rectification platform;

the lithium sheet rectification feeding manipulator comprises a lithium sheet rectification and conveying sliding assembly, a lithium sheet rectification and conveying sliding plate is arranged on the front side of the lithium sheet rectification and conveying sliding assembly, a lithium sheet rectification and conveying sliding assembly is arranged on the front side of one end of the lithium sheet rectification and conveying sliding plate, and a lithium sheet rectification and blanking sliding assembly is arranged on the front side of the other end of the lithium sheet rectification and conveying sliding plate; a lithium sheet deviation rectifying and feeding lifting sliding plate is arranged on the front side of the lithium sheet deviation rectifying and feeding sliding assembly, a lithium sheet deviation rectifying and feeding motor is arranged on one side of the lithium sheet deviation rectifying and feeding lifting sliding plate, the lithium sheet deviation rectifying and feeding lifting sliding plate and the lithium sheet deviation rectifying and feeding motor are connected with a lithium sheet deviation rectifying and feeding screw rod assembly, and a lithium sheet deviation rectifying and feeding sucker is arranged below the lithium sheet deviation rectifying and feeding sliding plate; a lithium sheet rectification blanking lifting sliding plate is arranged on the front side of the lithium sheet rectification blanking sliding assembly, a lithium sheet rectification blanking motor is arranged on one side of the lithium sheet rectification blanking lifting sliding plate, the lithium sheet rectification blanking lifting sliding plate and the lithium sheet rectification blanking motor are connected with a lithium sheet rectification blanking screw rod assembly, and a lithium sheet rectification blanking sucker is arranged below the lithium sheet rectification blanking lifting sliding plate; one side of the lithium sheet deviation-rectifying blanking motor is provided with a deviation-rectifying feeding and discharging interval adjusting motor, and the deviation-rectifying feeding and discharging interval adjusting motor and the back of the lithium sheet deviation-rectifying blanking lifting sliding plate are connected with a deviation-rectifying blanking interval adjusting screw rod assembly.

7. The apparatus of claim 1, wherein: the turntable mechanism comprises a rotating motor, a cam divider is arranged on one side of the rotating motor, the cam divider and the turntable motor are connected with a third belt pulley assembly, a turntable is arranged on the cam divider, an air slip ring is arranged on the middle part of the turntable, supporting plates are arranged around the turntable respectively, and a suction plate is arranged on each supporting plate;

copper foil unwinding mechanism includes that the second unreels the axle, and the second unreels the axle and is connected with copper foil unwinding motor, and one side that the axle was unreeled to the second is provided with spacing roller, and the below that the axle was unreeled to the second is provided with copper foil tensioning roller, and the left and right sides of copper foil tensioning roller is provided with the copper foil transfer roller respectively, and copper foil tensioning roller is connected with copper foil tensioning cylinder.

8. The apparatus of claim 1, wherein: the copper foil traction rotating mechanism comprises a copper foil traction sliding module, a copper foil traction motor is arranged at one end of the copper foil traction sliding module, a copper foil traction sliding frame is arranged on the copper foil traction sliding module, a copper foil rotating cylinder is arranged on the copper foil traction sliding frame, and a copper foil traction finger clamping cylinder is arranged on the copper foil rotating cylinder;

the copper foil cutting mechanism comprises a third support, a copper foil cutting sliding assembly is arranged on one side of the third support, a third cutter and a fourth cutter are respectively arranged on one side of the copper foil cutting sliding assembly, the third cutter is connected with a third cutter cylinder, a copper foil pressing cylinder is arranged on one side of the third cutter cylinder, and the fourth cutter is connected with a fourth cutter cylinder.

9. The apparatus of claim 1, wherein: the lug pre-pressing mechanism comprises a fourth support, a lug pressing X-direction linear module is arranged on the fourth support, a lug pressing and positioning X-axis motor is arranged at one end of the lug pressing X-direction linear module, a lug pressing Y-direction linear module is arranged on the lug pressing X-direction linear module, a lug pressing and positioning Y-axis motor is arranged at one end of the lug pressing Y-direction linear module, a lug pressing and positioning Y-axis sliding plate is arranged on the lug pressing Y-direction linear module, a lug pressing Z-axis sliding assembly is arranged on one side of the lug pressing Y-axis sliding plate, a lug pressing and positioning Z-axis sliding plate is arranged on one side of the lug pressing Z-axis sliding assembly, a lug pressing and positioning Z-axis motor is arranged on the lug pressing Z-axis sliding plate, and a lug pressing and positioning pressure head is arranged below the lug Z-axis sliding plate;

the material transferring manipulator comprises a material transferring manipulator mounting seat, a material transferring mechanical arm is arranged on the material transferring manipulator mounting seat, and the material transferring mechanical arm is connected with a material transferring sucker.

10. The apparatus of claim 1, wherein: the lithium sheet shaping and pressing mechanism is arranged in a double-station mode, each lithium sheet shaping and pressing mechanism comprises a shaping lower pressing plate, a lower diaphragm roller is arranged on one side of each shaping lower pressing plate, a lower diaphragm collecting roller is arranged on the other side of each shaping lower pressing plate, one end of each lower diaphragm collecting roller is connected with a lower diaphragm collecting motor, a shaping upper pressing plate is arranged above each shaping lower pressing plate, an upper diaphragm placing roller is arranged on one side of each shaping upper pressing plate, an upper diaphragm collecting roller is arranged on the other side of each shaping upper pressing plate, one end of each upper diaphragm collecting roller is connected with an upper diaphragm collecting motor, and a lug upper piezoelectric motor is arranged above each shaping upper pressing plate;

the blanking manipulator comprises a fifth bracket, a blanking sliding assembly is arranged on the fifth bracket, a blanking transverse sliding plate is arranged on one side of the blanking sliding assembly in a sliding manner, the back of the blanking transverse sliding plate is connected with a blanking screw rod assembly, and the blanking screw rod assembly is connected with a blanking transverse motor; the front side of the blanking transverse sliding plate is provided with a blanking longitudinal sliding assembly, the front side of the blanking longitudinal sliding assembly is provided with a blanking longitudinal sliding plate in a sliding manner, one side of the blanking longitudinal sliding plate is connected with a blanking longitudinal motor, and a blanking sucker is arranged below the blanking longitudinal sliding plate.

Images