CN211480213U

CN211480213U - Double-station lithium battery winding machine

Info

Publication number: CN211480213U
Application number: CN202020406045.XU
Authority: CN
Inventors: 卢雪军; 张新球; 李泉; 漆明金
Original assignee: Dongguan Anyang Intelligent Technology Co ltd
Current assignee: Dongguan Anyang Intelligent Technology Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-09-11
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a duplex position lithium cell winder, including the frame panel, establish on the frame panel: the diaphragm unwinding mechanism comprises two diaphragm unwinding assemblies and is used for rectifying and conveying two diaphragms of the lithium battery to the winding mechanism; the pole piece unreeling mechanism comprises a two-pole piece deviation rectifying and unreeling assembly and is used for unreeling a positive pole piece and a negative pole piece of the lithium battery, measuring the length, brushing powder, removing iron, rectifying deviation and feeding the materials to a pole piece feeding and cutting mechanism; the pole piece feeding and cutting mechanism comprises two pole piece feeding and cutting assemblies and is used for feeding the unreeled positive pole piece/negative pole piece to the winding mechanism and cutting the positive pole piece/negative pole piece after the winding mechanism winds the positive pole piece/negative pole piece to a set length; the winding mechanism comprises two plug-in winding assemblies, and is matched with a diaphragm jacking assembly, a welding and cutting assembly, a diaphragm penetrating assembly and a residual winding tail assembly which are arranged beside the winding mechanism to complete pre-winding, inserting, welding and cutting of the lithium battery and ending to complete winding; the adhesive tape sticking mechanism is used for sticking adhesive tape at the tail end of the lithium battery; and the blanking mechanism is used for detecting and blanking the lithium battery.

Description

Double-station lithium battery winding machine

Technical Field

The utility model belongs to the technical field of battery equipment technique and specifically relates to a duplex position lithium cell winder.

Background

In the current lithium battery equipment, the winding-type battery core is adopted by the majority of lithium battery manufacturing enterprises in the lithium battery due to the advantages of stable battery performance, high manufacturing efficiency and the like, and the occupied proportion of the market is very high, so that the corresponding battery winding machine has a large demand.

However, the winding machine in the winding machine for the square lithium battery in the existing market has the disadvantages of large manufacturing difficulty, high equipment cost and low yield of the square lithium battery due to the fact that the square lithium battery is smaller and smaller in size and the process precision requirement is higher and higher. Meanwhile, the winding machine of the existing adaptation has the problems of complex structure, complex operation, unstable production of lithium battery cores and low yield.

Therefore, a double-station lithium battery winder which is low in manufacturing cost, simple in production operation, simple in equipment maintenance and capable of reducing deformation of a lithium battery is urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the problem among the above-mentioned prior art, provide a duplex position lithium cell winder, this winder equipment cost is low, production easy operation, equipment maintenance are simple, and coiling electricity core machining efficiency is high, and electric core quality is of high quality.

In order to solve the technical problem, the utility model adopts a technical scheme that the double-station lithium battery winder comprises a frame panel, wherein a diaphragm unwinding mechanism, a pole piece feeding and cutting mechanism, a winding mechanism, a rubberizing mechanism and a blanking detection mechanism are arranged on the frame panel; wherein the content of the first and second substances,

the diaphragm unwinding mechanism comprises two diaphragm unwinding assemblies and is used for distributing two diaphragms of the lithium battery to the winding mechanism in a deviation rectifying manner;

the pole piece unwinding mechanism comprises two pole piece deviation rectifying and unwinding assemblies, the two pole piece deviation rectifying and unwinding assemblies are symmetrically arranged on two sides of one of the two diaphragm unwinding assemblies and are used for sequentially carrying out unwinding, length measurement, powder brushing and iron removal and deviation rectifying on a positive pole piece and a negative pole piece of a lithium battery and feeding the positive pole piece and the negative pole piece to a pole piece feeding and cutting mechanism;

the pole piece feeding and cutting mechanism comprises two pole piece feeding and cutting assemblies, wherein the two pole piece feeding and cutting assemblies are respectively butted with the matched pole piece deviation rectifying and unwinding assemblies and are used for feeding the positive pole piece/negative pole piece unwound by the matched pole piece deviation rectifying and unwinding assemblies to the winding mechanism and cutting the positive pole piece/negative pole piece after the winding mechanism winds the positive pole piece/negative pole piece to a set length;

the winding mechanism comprises two plug-in winding assemblies, the two plug-in winding assemblies alternately rotate between a feeding position and a discharging position for receiving the diaphragm, the positive plate and the negative plate, and are matched with a diaphragm jacking assembly, a welding and cutting assembly, a diaphragm penetrating assembly and a residual winding tail assembly arranged beside the winding mechanism to complete pre-winding, sheet inserting, welding and cutting of the lithium battery and ending winding;

the adhesive tape sticking mechanism is arranged beside the winding mechanism and is used for sticking adhesive tape at the tail end of the lithium battery which rotates to the blanking position and finishes winding;

and the blanking mechanism is butted with the winding mechanism and the adhesive tape sticking mechanism at a blanking position, and performs blanking after poor winding judgment and short-circuit test are performed on the lithium battery.

As a further elaboration of the above technical solution:

in the technical scheme, each diaphragm unwinding assembly comprises a base fixedly arranged on the panel of the rack, the base is provided with a guide rail extending along the vertical frame panel, the guide rail is provided with a sliding seat which is fixedly connected with a linkage plate, the linkage plate is connected with the base through a ball screw matched with a linear guide sleeve assembly, the ball screw is also in transmission connection with a deviation-correcting motor arranged on the linkage plate through a coupler, the deviation rectifying motor can drive the linkage plate to drive the sliding seat to slide along the guide rail, a diaphragm unwinding expansion shaft movably penetrating through the panel of the machine frame is nested on the sliding seat, the diaphragm unreeling expansion shaft is in transmission connection with an expansion shaft cylinder arranged on the linkage plate through an expansion shaft connector, the diaphragm unreeling expansion shaft is also in transmission connection with an unreeling driving motor arranged on the linkage plate through a synchronous wheel transmission pair; the linkage plate is further connected with a roller passing supporting plate through a sliding rod movably penetrating through a rack panel, a plurality of diaphragm roller passing rods sequentially arranged along the diaphragm roll feeding direction and a diaphragm electrostatic rod installed through a support are assembled on the roller passing supporting plate through bearings, and a diaphragm tension roller which is connected with a driving cylinder through a pivoting swing arm in a transmission mode and used for tensioning the diaphragm is further arranged on the roller passing supporting plate.

In the technical scheme, the two pole piece deviation rectifying and unwinding assemblies respectively comprise a deviation rectifying and unwinding assembly, a position deviation rectifying assembly, a color code detection assembly, a tension assembly, at least one powder brushing device, at least one iron removing device, a length measuring assembly and a process deviation rectifying assembly which are sequentially arranged along the pole piece feeding direction; wherein, the deviation-rectifying unreeling component comprises a first base arranged on the panel of the frame, a first guide rail extending along the direction vertical to the panel of the frame is arranged on the first base, a first slide seat is arranged on the first guide rail, the first slide seat is fixedly connected with a follower plate, the follower plate is connected with the first base through a first ball screw matched with a first linear guide sleeve component, the first ball screw is also in transmission connection with a first deviation-rectifying motor arranged on the follower plate through a first coupler, the first deviation-rectifying motor can drive the follower plate to drive the first slide seat to slide along the first guide rail, a pole piece unreeling shaft movably penetrating through the panel of the frame is nested on the first slide seat, one end of the pole piece unreeling shaft is connected with the first unreeling motor arranged on the follower plate through a synchronous belt transmission pair, and the other end of the pole piece unreeling shaft is connected with an expanding shaft body bearing a pole piece coil, the first unwinding motor can drive the pole piece unwinding shaft to drive the expansion shaft body to rotate, and the pole piece unwinding shaft and the expansion shaft body are matched to unwind; the device comprises a frame panel, a pole piece unwinding shaft, a tension shaft body, a servo plate, a tension cylinder, a first slide rod, a second slide rod, a tension shaft body, a servo plate and a driven plate, wherein the tension cylinder is arranged at one axial end of the pole piece unwinding shaft, the tension cylinder can drive a tension mandrel which penetrates through the pole piece unwinding shaft and is movably butted with the tension shaft body to be inserted into or withdrawn from the tension shaft body, so that the tension shaft body can tension a pole piece coil, and the driven plate is further.

In the technical scheme, the position deviation rectifying assembly comprises a deviation rectifying frame which is arranged perpendicular to a rack panel, two deviation rectifying adjusting guide rods are fixedly arranged at the ends, away from the rack panel, of the deviation rectifying frame, deviation rectifying adjusting sliders are arranged on the deviation rectifying adjusting guide rods, mounting pieces for mounting deviation rectifying sensors are fixedly connected to the deviation rectifying adjusting sliders, and the deviation rectifying adjusting sliders can be driven by differential heads arranged on a deviation rectifying front positioning block to slide along the deviation rectifying adjusting guide rods so as to perform position rectification on pole pieces in a matching manner; the color code detection assembly comprises a detection support which is arranged perpendicular to the rack panel, two optical axes are fixedly arranged on the end, far away from the rack panel, of the detection support, a detection mounting seat which is driven to slide by an adjusting screw rod arranged between the two optical axes is movably arranged on the optical axes, and a color code sensor is fixedly arranged on the detection mounting seat; the tension assembly comprises a tension roller fixedly arranged on a roller frame, the roller frame is in transmission connection with a first driving air cylinder fixedly arranged on a rack panel through a tension swing arm shaft which is nested on the rack panel, and the first driving air cylinder can drive the roller frame to drive the tension roller to swing through the tension swing arm shaft so as to adjust the tension of a traction pole piece; each powder brushing assembly comprises a pole piece powder brushing roller which is arranged in a powder suction box and is driven by a driving motor to rotate, the powder suction box is fixedly connected with a rack panel through a powder suction box bracket, a compression roller is arranged on the position, matched with each powder suction box, on the rack panel, and the compression roller presses a pole piece against the matched pole piece powder brushing roller to brush powder and remove dust; each iron removing assembly comprises a magnet arranged in an iron removing seat, and the iron removing seat is fixedly connected with the panel of the rack through a fixing column matched with a T-shaped mounting seat; the length measuring assembly comprises a length measuring angle seat fixedly connected with a rack panel, the length measuring angle seat is connected with a pressure roller seat provided with a length measuring pressure roller through a linear guide rod, the pressure roller seat is also in transmission connection with a second driving air cylinder fixedly arranged on the length measuring angle seat, the length measuring angle seat is also movably connected with a length measuring roller which is matched and rightly aligned with the length measuring pressure roller in position through a bearing, and the length measuring roller is also connected with an encoder which is arranged at one axial end of the length measuring roller through a coupler and is used for measuring the unreeling length of a pole piece; the process subassembly of rectifying is including setting firmly the base of rectifying on the frame panel, the base of rectifying is connected the installation process through the pendulum angle bearing of rectifying and is rectified the roller mount pad of rectifying of roller, still establish the rotation axis on the base of rectifying, set firmly the support on the rotation axis, be equipped with on the support through screw rod connector and counter roll with the electronic ball screw transmission that the roller mount pad transmission of rectifying is connected is vice, the roller mount pad of rectifying still through extension board, cam bearing and sliding groove seat with base swing joint rectifies.

In the technical scheme, the two sheet feeding and cutting assemblies respectively comprise a sheet feeding base arranged on the rack panel, a ball screw sliding table is arranged on the sheet feeding base and is in transmission connection with a sliding plate, a first ball screw sliding table is fixedly arranged on the sliding plate and is also connected with a sheet cutting assembly through a cutter connecting block, and the first ball screw sliding table is connected with a sheet feeding clamp assembly movably butted with the sheet cutting assembly through a sheet feeding connecting block; ball screw slip table transmission the slide drives pole piece cutting assembly and first ball screw slip table remove, make pole piece cutting assembly, send piece clamp assembly and by the pole piece orientation of sending piece clamp assembly centre gripping winding mechanism's feed level removes, the cooperation first ball screw slip table transmission send piece clamp assembly to remove, match and make and send piece clamp assembly centre gripping positive plate/negative pole piece orientation to the pole piece cutting assembly who matches and remove and accomplish and send the piece, and/or make pole piece cutting assembly decide after winding mechanism coiling positive plate/negative pole piece to setting for length.

In the technical scheme, the clip feeding assembly comprises a clip feeding support plate connected with a clip feeding connecting block, a fixed pressing block is fixedly arranged on one side edge of the width direction of the clip feeding support plate, the fixed pressing block is fixedly connected with a fixed clip feeding clamp, a pressing roller is arranged through a supporting seat, a support block is fixedly arranged on the other side edge of the width direction of the clip feeding support plate, the support block is movably connected with a movable roller seat through a guide rod, a clip feeding pressing roller opposite to the pressing roller in position and a movable clip opposite to the fixed clip feeding clamp in position are arranged on the movable roller seat, and the movable roller seat is also in transmission connection with a third driving cylinder arranged on the clip feeding support plate; the pole piece cutting assembly comprises a cutter seat fixedly connected with a cutter connecting block, a fixed cutter seat for installing a fixed cutter is fixedly arranged on the cutter seat, the cutter seat is opposite to the end of the fixed cutter seat, a fourth driving cylinder is arranged at the end, opposite to the end of the fixed cutter seat, of the cutter seat, the fourth driving cylinder is matched with two guide pillars through a linkage block and penetrates through the cutter seat and extends out of the cutter seat to the side where the fixed cutter seat is arranged to be connected with a movable cutter seat, and the movable cutter seat is movably connected with a cutter pressing plate, opposite to the fixed cutter, in position through a first guide rod and a.

In the technical scheme, a triangular sheet feeder for guiding a positive plate, a negative plate and a diaphragm to the plug-in winding assembly is arranged at the position of the winding mechanism matched with the feeding position, two plug-in winding assemblies of the winding mechanism are arranged on the revolution assembly, the revolution assembly comprises a base seat fixedly arranged on a winding base, a base turntable is assembled on the base seat through a bearing, and the base turntable rotates through meshing transmission of a transmission gear arranged at one axial end of the base turntable and a driving gear arranged on a driving shaft of a revolution motor and can drive the two plug-in winding assemblies nested on the base turntable to alternatively rotate between the feeding position and the discharging position for bearing the diaphragm, the positive plate and the negative plate; each plug-pull type winding assembly comprises a winding needle connected with a winding needle shaft through a winding needle connector, an inserting sheet penetrating through the winding needle shaft and butted with the winding needle connector, a winding needle mandrel and an ejector pin movably penetrating through the winding needle mandrel, the winding needle shaft is movably assembled on the base body turntable through a shaft sleeve, the winding needle shaft of each plug-pull type winding assembly is provided with a first transmission gear, the first transmission gear is meshed with driven gears arranged on two coaxially arranged transmission shafts, the transmission shafts are also in transmission connection with matched winding driving motors through a first synchronous belt transmission pair, each winding needle shaft is further provided with a pulling and shifting block, the end, extending out of the winding needle shaft, of the winding needle mandrel is provided with a tail shaft wheel, and the end, extending out of the winding needle shaft, of the ejector pin is connected with a tail shaft shifting wheel; the two transmission shafts are driven by the matched winding driving motor to rotate and drive the two plug-in winding assemblies to rotate relative to the base body turntable; the base seat is provided with two drawing devices which are movably butted with the drawing blocks, the drawing devices comprise mounting plates which are fixedly arranged on the base seat and extend along the axial direction of the base body turntable, two sides of the mounting plates in the width direction are provided with two first linear guide rails which extend along the axial direction of the base body turntable, a sliding plate is arranged on the first linear guide rails, a jacking cylinder is arranged on the sliding plate and is vertical to the sliding plate, the jacking cylinder is in transmission connection with the clamping seat, and the sliding plate is also in transmission connection with the drawing cylinder arranged on the mounting plates; the winding base is provided with two inserting piece pulling and shifting devices movably butted with the shaft tail wheel, each inserting piece pulling and shifting device comprises a first support frame fixedly arranged on the winding base, a second linear guide rail extending along the axial direction of the base body turntable is arranged on the first support frame, and a shifting block in transmission connection with a second pulling and shifting cylinder fixedly arranged on the first support frame is arranged on the second linear guide rail; the shifting block is connected with an insert joint through a second guide rod, an insert push-pull plate used for being clamped with the shaft tail wheel is further arranged on the insert joint, and the insert joint is further in transmission connection with an insert cylinder fixedly arranged on the shifting block; the coiling base is further provided with two coiling needles movably butted with the shaft tail shifting wheel to be pulled out, the coiling needles are pulled out and comprise first support frames fixedly arranged on the coiling base, second linear guide rails extending along the axial direction of the base body turntable are arranged on the first support frames, shifting blocks connected with a second pulling cylinder fixedly arranged on the first support frames in a transmission mode are arranged on the second linear guide rails, the shifting blocks are connected with an insertion piece connector through second guide rods, the insertion piece connector is further provided with an insertion piece push-pull plate used for being connected with the shaft tail shifting wheel in a clamping mode, and the insertion piece connector is further connected with a thimble cylinder fixedly arranged on the shifting blocks in a transmission mode.

In the technical scheme, the diaphragm jacking component comprises a first diaphragm jacking component and a second diaphragm jacking component which are symmetrically arranged at the material feeding position and matched with two sides of the triangular feeder, and the welding and cutting component, the diaphragm penetrating component and the residual furling tail component are sequentially arranged around the periphery of the base; the first diaphragm jacking component comprises a sliding group seat fixedly connected with the panel of the frame, at least one moving frame is movably arranged on the sliding group seat in a penetrating manner, one end of each moving frame matched with the moving direction of the moving frame is provided with a jacking diaphragm roller, and the other end of each moving frame is in transmission connection with a first cylinder fixedly arranged on the sliding group seat; the second diaphragm jacking assembly comprises a pinch roller supporting seat fixedly connected with the frame panel, the pinch roller supporting seat is movably connected with a sliding group supporting block through a second linear guide rail, a jacking diaphragm wheel is fixedly arranged at the end, far away from the end connected with the second linear guide rail, of the sliding group supporting block, the jacking diaphragm roller is connected with a jacking diaphragm roller through a first moving frame, and the sliding group supporting block and the first moving frame are in transmission connection with second cylinders arranged on the pinch roller supporting seat and the sliding group supporting block respectively; the welding and cutting assembly is used for fusing and welding two layers of diaphragms pressed and attached to the pole pieces in cooperation with the winding of the plug-pull type winding assembly, the diaphragm penetrating assembly is used for positioning the diaphragms in the winding needle and is matched with the plug-pull type winding assembly to complete pre-winding of the lithium battery, and the residual winding tail assembly is used for compressing the diaphragms of the wound lithium battery and the tail ends of the positive and negative pole pieces to complete the tail ending of the lithium battery in a matching manner; wear diaphragm subassembly, weld and cut subassembly and incomplete roll ending subassembly all include the support base with frame panel rigid coupling, support the base and pass through third linear guide swing joint mount pad, the mount pad is kept away from the end of being connected with third linear guide and is firmly established diaphragm compression roller/welding sword/ending roller, the mount pad still with establish the third cylinder transmission on supporting the base and can slide along third linear guide by its transmission, make diaphragm compression roller/welding sword/ending roller orientation plug-in type coiling subassembly removes and accomplishes prerolling, weld and cut and ending.

In the technical scheme, the adhesive tape sticking mechanism comprises an adhesive tape base fixedly connected with a rack panel, an adhesive tape disc, a prestretching adhesive tape component, an adhesive tape cutting component and an adhesive tape pulling component are sequentially arranged on the adhesive tape base along the extension direction of one side wall of the vertical plate, the adhesive tape cutting component can cut an adhesive tape with a set length drawn from the adhesive tape disc by the prestretching adhesive tape component in cooperation with the adhesive tape pulling component, and the adhesive tape cutting component arranged on the adhesive tape base and matched with the adhesive tape cutting component in the set position is conveyed to the tail part of the lithium battery which rotates to a blanking position and finishes winding to stick adhesive; the pre-tensioning device comprises a pre-tensioning slide block, a pre-tensioning cylinder and a pre-tensioning rubber belt component, wherein the pre-tensioning rubber belt component comprises a plurality of rubber belt rollers which are arranged vertical to a vertical plate, the rubber belt rollers are arranged at intervals along the extending direction of the vertical plate, a pre-tensioning roller arranged on the pre-tensioning slide block is arranged between two of the rubber belt rollers, and the pre-tensioning slide block is arranged on a vertically arranged guide shaft in a penetrating manner and is in transmission connection with the pre-tensioning cylinder fixedly arranged on the vertical; the rubber pulling belt assembly comprises a first ball screw transmission pair fixedly arranged on the vertical plate, the first ball screw transmission pair is connected with a rubber pulling seat through a screw rod connecting block, a rubber pressing roller is arranged at the end, close to the rubber cutting belt assembly, of the rubber pulling seat, and a rubber clamping block in transmission connection with a rubber clamping cylinder is movably arranged on the rubber pulling seat; the adhesive tape cutting assembly comprises an adhesive tape pressing cylinder and an adhesive tape cutting cylinder which are vertically and fixedly arranged on the vertical plate, the adhesive tape pressing cylinder can drive an adhesive tape pressing block to vertically move and is matched with an adhesive tape stop block arranged right above the adhesive tape pressing cylinder to press a pre-pulled adhesive tape, and the adhesive tape cutting cylinder can drive an adhesive tape cutter to vertically move and cut the adhesive tape which is pressed by the adhesive tape pressing block and is matched with the adhesive tape pulling assembly to straighten; the upper rubber belt assembly comprises a fourth cylinder arranged at the other end of the length direction of the rubberizing base, the fourth cylinder is in transmission connection with a first mounting seat provided with a rotating arm cylinder, the rotating arm cylinder is pivotally connected with a rubberizing rotating block arranged on the U-shaped bracket through a joint bearing and a rubberizing rotating arm, the rotary arm cylinder can drive the rubberizing rotary block to swing relative to the U-shaped support and drive the rubberizing pasting component arranged on the rotary arm cylinder to adsorb the adhesive tape cut by the adhesive tape cutting component and send the adhesive tape to the tail part of the lithium battery for rubberizing, the adhesive suction and sticking component comprises a rubber sticking roller mounting seat fixedly arranged on the adhesive sticking rotating block, a vacuum adsorption rubber sticking roller is assembled on the rubber sticking roller mounting seat through a bearing, the vacuum adsorption rubberizing roller is also in transmission connection with a driving motor fixedly arranged on the U-shaped bracket through a second synchronous belt transmission pair and is driven to rotate by the driving motor for rubberizing.

In the technical scheme, the blanking mechanism comprises a power taking core assembly, a power receiving core assembly, a battery cell moving assembly, a core pressing short circuit testing assembly, a rejecting assembly and a non-defective product conveying assembly which are arranged on the frame panel and are sequentially butted along the blanking direction; the feeding core assembly comprises a fourth linear guide rail extending along the blanking direction, the fourth linear guide rail is connected with a material taking pneumatic clamping finger through a cylinder mounting plate, a material taking clamp is arranged on the finger of the material taking pneumatic clamping finger, and the cylinder mounting plate is in transmission connection with a sixth cylinder; the connecting core assembly further comprises a material receiving base, an overturning seat is fixedly arranged on the material receiving base and movably connected with a second mounting seat through an overturning shaft, a material receiving cylinder in transmission connection with the material supporting frame is fixedly arranged on the second mounting seat, and the second mounting seat is further connected with the overturning cylinder through a crank; the battery cell material moving assembly comprises a fifth linear guide rail extending along the blanking direction, an adapter plate is arranged on the fifth linear guide rail and is connected with a material moving clamping jaw frame through a guide post, the material moving clamping jaw frame is also in transmission connection with a seventh air cylinder arranged on the adapter plate, and the adapter plate is also in transmission connection with a material moving air cylinder arranged on a panel of the rack; the pressing core short circuit testing assembly comprises a first fixing plate and a second fixing plate which are connected through a connecting rod, a heating block is fixedly arranged on the first fixing plate, a lug contact block driven by an eighth cylinder to move vertically is further arranged beside the heating block, the second fixing plate is connected with a pressing heat insulation seat provided with a pressing heating block through a pressing guide rod, the pressing heat insulation seat is further in transmission connection with a pressing cylinder arranged on the second fixing plate, the pressing heat insulation seat is further movably connected with a lug pressing block through a third guide rod and a spring, the pressing heating block is matched and aligned with the heating block in position, and the lug pressing block is matched and aligned with the lug contact block in position; the removing assembly comprises a removing hanging plate fixedly connected with a second fixing plate through a connecting piece, the removing hanging plate is assembled with a suction nozzle sliding block capable of sliding along the direction vertical to the blanking direction through a round bar, the suction nozzle sliding block is in transmission connection with a ninth cylinder arranged on the removing hanging plate, the suction nozzle sliding block is also connected with a suction nozzle mounting plate for mounting a vacuum suction nozzle through a telescopic guide rod, and the suction nozzle mounting plate is also in transmission connection with a material taking cylinder arranged on the suction nozzle sliding block; the good product conveying assembly is a conveying belt in butt joint with the pressing core short circuit testing assembly and is used for conveying and discharging the good product lithium batteries.

The beneficial effects of the utility model reside in that: firstly, the utility model has reasonable structural layout and convenient operation; secondly, the utility model discloses the winding mechanism of winder adopts two coiling station structures, compares three coiling station structures on the market and has simple structure, and station function distribution is reasonable, has effectively reduced processing, manufacturing cost is three, the utility model discloses a formula winding assembly is dialled in inserting of winder adopts coaxial two book needle settings, and wherein first book needle is for having the main needle of rolling up the tight diaphragm function of needle clamp, and the needle is rolled up for the supplementary of being used for the inserted sheet to the second book needle, can select to open or close according to electric core technology production needs, and it can effectively reduce the "S" of lithium cell and warp to introduce the inserted sheet, improves the yields of coiling lithium cell.

Drawings

Fig. 1 is a perspective view of the winding machine of the present invention;

fig. 2 is a front view of the winding machine of the present invention;

fig. 3 is a perspective view of the diaphragm unwinding mechanism of the winding machine of the present invention;

fig. 4 is a perspective view of the pole piece unwinding mechanism of the winding machine of the present invention;

fig. 5 is a perspective view of the deviation rectifying and unwinding assembly of the present invention;

FIG. 6 is a perspective view of the process deviation rectification assembly of the present invention;

fig. 7 is a perspective view of the pole piece feeding and cutting mechanism of the present invention;

fig. 8 is a perspective view of the winding mechanism of the present invention;

fig. 9 is another perspective view of the winding mechanism of the present invention;

figure 10 is a partial exploded view of the plunging winding assembly of the present invention;

fig. 11 is a perspective view of the thimble inserting and pulling assembly of the present invention;

fig. 12 is an assembly view of the diaphragm pressing assembly, the welding and cutting assembly, the diaphragm penetrating assembly and the stub roll ending assembly of the present invention;

fig. 13 is a perspective view of the rubberizing mechanism of the present invention;

fig. 14 is a perspective view of the blanking mechanism of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1-14 exemplify the utility model relates to a specific embodiment of duplex position lithium cell winder, refer to fig. 1-14, a duplex position lithium cell winder, this winder is panel winder for square lithium cell electricity core coiling production, the winder of figure representation accomplishes automatically and unreels, tension control, rectifies, convolutes, bad detection and reject, a series of electric core coiling required actions such as unloading, realizes full-automatic coiling lithium cell electricity core. The winding machine improves the main mechanisms or components of 'pole piece feeding, cutting', 'winding' and 'cell end-to-end adhesive tape', and the like, reduces the equipment cost, is simple to operate and use, and has stable cell production and high yield.

A dual station lithium battery winder as shown in figures 1-14 comprising: the device comprises a rack panel 100, wherein a diaphragm unwinding mechanism 200, a pole piece unwinding mechanism 300, a pole piece feeding and cutting mechanism 400, a winding mechanism 500, a gluing mechanism 600 and a blanking detection mechanism 700 are arranged on the rack panel 100, and a diaphragm jacking assembly 800, a welding and cutting assembly 900, a diaphragm penetrating assembly 110 and a residual winding tail assembly 120 for assisting winding are further arranged on the outer side of the circumference of the winding mechanism 500; wherein the content of the first and second substances,

the membrane unwinding mechanism 200 comprises two membrane unwinding assemblies 21, in this embodiment, the two membrane unwinding assemblies 21 are arranged at 90 ° positions on the arrangement position, that is, the membrane unwinding assembly 21 on the left is horizontally arranged on the rack panel 100, the membrane unwinding assembly 21 on the right is vertically arranged, the matched unwinding directions are horizontal and vertical, and the two membrane unwinding assemblies 21 are matched to distribute the two membranes of the lithium battery to the winding mechanism 500;

the pole piece unreeling mechanism 300 comprises two pole piece deviation rectifying and unreeling assemblies 31, the two pole piece deviation rectifying and unreeling assemblies 31 are symmetrically arranged on two sides of one of the two membrane unreeling assemblies 21, in the embodiment, the two pole piece deviation rectifying and unreeling assemblies 31 are symmetrically arranged by taking the membrane unreeling assembly 21 positioned on the right side, namely the vertically arranged membrane unreeling assembly 21, as a symmetric center, the two pole piece unreeling assemblies 31 are used for unreeling, length measuring, powder brushing and deironing and rectifying the deviation of the positive and negative pole pieces of a lithium battery in sequence and feeding the positive and negative pole pieces to the pole piece feeding and cutting mechanism 400, in the embodiment, each pole piece deviation rectifying and unreeling assembly 31 comprises a deviation rectifying and unreeling assembly 32, a position deviation rectifying assembly 33, a color code detecting assembly 34, a tension assembly 35, at least one powder brushing device 36, at least one deironing device 37, the pole piece coil is unreeled through the deviation rectifying and unreeling assembly 32 and is drawn along the position deviation rectifying assembly 33, the color code detecting assembly 34, the tension assembly 35, the brushing device 36, the deironing device 37, the length measuring assembly 38 and the process deviation rectifying assembly 39, the position deviation rectifying assembly 33 is used for correcting the position of the pole piece unreeled from the deviation rectifying and unreeling assembly 32, so that the position of the pole piece is adjusted in the drawing process, the color code detecting assembly 34 is used for color code identification and judging the unreeling process or the unreeling position or pole piece identification, the tension assembly 35 is used for tension adjustment of the pole piece unreeling, the brushing device 36 is used for electrostatic elimination and dust removal, the deironing device 37 is used for adsorbing scrap iron, the length measuring assembly 38 is used for measuring the length of the unreeled pole piece, so that the pole piece can be cut after the pole piece with the set length is fed by matching with the subsequent, the process deviation rectifying assembly 39 is used for adjusting the position of the pole piece in the transmission process before the pole piece is conveyed to the pole piece feeding and cutting mechanism 400, so that the pole piece can be smoothly conveyed to the pole piece feeding and cutting mechanism 400;

the pole piece feeding and cutting mechanism 400 comprises two pole piece feeding and cutting assemblies 41, wherein the two pole piece feeding and cutting assemblies 41 are respectively butted with the matched pole piece deviation rectifying and unwinding assembly 31, actually arranged at the front end of the feeding direction of the deviation rectifying assembly 39 in the matching process, so as to be butted with a pole piece unwound by the pole piece deviation rectifying and unwinding mechanism 400, and used for feeding a positive pole piece/negative pole piece unwound by the matched pole piece deviation rectifying and unwinding assembly 31 to the winding mechanism 500 and cutting the positive pole piece/negative pole piece after the winding mechanism 500 winds the positive pole piece/negative pole piece to a set length, so as to insert the pole piece in the lithium battery winding process;

the winding mechanism 500 comprises two plug-in winding assemblies 51, wherein the two plug-in winding assemblies 51 alternately rotate between a feeding position 001 and a discharging position 002 for receiving the diaphragm, the positive plate and the negative plate, and are matched with the diaphragm jacking assembly 800, the welding and cutting assembly 900, the diaphragm penetrating assembly 110 and the residual winding tail assembly 120 arranged beside the winding mechanism 500 to complete pre-winding, inserting, welding and tail winding of the lithium battery;

the adhesive tape sticking mechanism 600 is arranged beside the winding mechanism 500 and is used for sticking adhesive tape to the tail end of the lithium battery which is rotated to the blanking position 002 and finishes winding, namely the tail end of the wound lithium battery is stuck with adhesive tape, so that the tail end is in a formed and bonded state;

the blanking mechanism 700 is butted with the winding mechanism 500 and the adhesive tape sticking mechanism 600 at a blanking position 002, blanking is performed after poor winding judgment and short circuit test are performed on the lithium battery, when the judgment needs to be explained, in practice, poor winding is completed by judging whether the winding is poor through appearance inspection of the wound lithium battery, and the short circuit test is completed by measuring the temperature through a temperature controller after two pole pieces of the wound battery are short-circuited.

Foretell winder structural layout is reasonable, high durability and convenient operation, winding mechanism adopts two coiling station structures, it has simple structure to compare three coiling station structures on the market, station function distribution is reasonable, effectively reduced processing, manufacturing cost, the formula of dialling winding assembly of winder adopts coaxial two to roll up the needle setting, wherein first book needle is for having the main needle of rolling up the needle and pressing from both sides tight diaphragm function, the needle is rolled up for the supplementary book needle that is used for the inserted sheet to the second, can select to open or close according to electric core technology production needs, it can effectively reduce the "S" deformation of lithium cell to introduce the inserted sheet, improve the yields of coiling lithium cell.

Referring to fig. 1-3, in this embodiment, each membrane unwinding assembly 21 includes a base 22 fixedly disposed on the rack panel 100, a guide rail 23 extending along the vertical rack panel 100 is disposed on the base 22, a sliding seat 24 is movably disposed on the guide rail 23, the sliding seat 24 is fixedly connected to a linkage plate 25, the linkage plate 25 is connected to the base 22 through a ball screw 26 and a linear guide sleeve assembly 27, the ball screw 26 is further connected to a deviation-correcting motor 29 disposed on the linkage plate 25 through a coupling 28, the deviation-correcting motor 29 can drive the linkage plate 25 to drive the sliding seat 24 to slide along the guide rail 23, a membrane unwinding expansion shaft 210 movably penetrating through the rack panel 100 is nested on the sliding seat 24, the membrane unwinding expansion shaft 210 is connected to an expansion shaft cylinder 212 disposed on the linkage plate 25 through an expansion shaft connector 211 (in this embodiment, an expansion shaft cylinder 212 and a thin cylinder), and the membrane unreeling expansion shaft 210 is also in transmission connection with an unreeling driving motor 214 arranged on the linkage plate 25 through a synchronizing wheel transmission pair 213; the linkage plate 25 is also connected with a roller-passing support plate 217 through a slide rod 216 movably penetrating through the frame panel 100, a plurality of diaphragm roller 218 sequentially arranged along the diaphragm roll feeding direction and a diaphragm electrostatic rod 220 arranged through a bracket 219 are assembled on the roller-passing support plate 217 through a bearing (not numbered in the drawing), and a diaphragm tension roller 223 which is connected with a driving cylinder 222 through a pivoting swing arm 221 in a transmission way and is used for tensioning the diaphragm is further arranged on the roller-passing support plate 217; when the deviation rectifying and unreeling is performed, the unreeling driving motor 214 drives the diaphragm unreeling expanding shaft 210 to rotate, so that a diaphragm coil material which is tightly expanded on the diaphragm unreeling expanding shaft 210 is unreeled in a traction manner along the diaphragm passing roller 218, the diaphragm electrostatic rod 220 and the diaphragm tension roller 223, the deviation rectifying motor 29 is matched to drive the linkage plate 25 and the sliding seat 24 to perform deviation rectifying movement relative to the base 22, so that the diaphragm unreeling expanding shaft 210 and the passing roller supporting plate 217 perform deviation rectifying movement, and the deviation rectifying and unreeling of the diaphragm are sent to the reeling mechanism 500 in a matching manner, it should be noted that the diaphragm unreeling expanding shaft 210 comprises a coaxially arranged expanding shaft and a shaft sleeve, the shaft sleeve is connected with the unreeling driving motor 214 through a synchronous belt transmission pair 213, so as to drive the diaphragm unreeling expanding shaft 210 to rotate integrally and unreel, and the expanding shaft is in a transmission manner through an expanding shaft connector 211 arranged at, the expansion shaft cylinder 212 can drive the axial movement to expand or contract a shaft expander arranged at the other axial end of the diaphragm unreeling expansion shaft 210 in a matched driving mode, so that the diaphragm is coiled and expanded; the deviation rectifying and unreeling of the diaphragm is realized by driving the linkage plate 25 and the slide carriage 24 to perform deviation rectifying movement relative to the base 22 through the deviation rectifying motor 29, so that the diaphragm roller 218, the diaphragm electrostatic rod 220 and the diaphragm tension roller 223 move in a matching manner to finish deviation rectifying; the structure of the membrane deviation rectifying and unwinding assembly 21 can refer to the following structural description of the deviation rectifying and unwinding assembly 32 and the corresponding drawings.

Referring to fig. 1-2 and fig. 4-6, in this embodiment, the deviation-correcting unwinding assembly 32 includes a first base 311 fixed on the rack panel 100, a first guide rail 312 extending in a direction perpendicular to the rack panel 100 is disposed on the first base 311, a first sliding seat 313 is movably mounted on the first guide rail 312, the first sliding seat 313 is fixedly connected to a follower plate 314, the follower plate 314 is connected to the first base 311 through a first ball screw 315 and a first linear guide assembly 316, the first ball screw 315 is further connected to a first deviation-correcting motor 318 disposed on the follower plate 314 through a first coupling (not shown in the drawings), the first deviation-correcting motor 318 can drive the follower plate 314 to drive the first sliding seat 313 to slide along the first guide rail 312, a pole piece unwinding shaft 319 movably penetrating through the rack panel 100 is nested on the first sliding seat 313, one end of the pole piece unreeling shaft 319 is in transmission connection with a first unreeling motor 3111 arranged on the follow-up plate 314 through a synchronous belt transmission pair 310, the other end of the pole piece unreeling shaft is connected with an expanding shaft body 3112 bearing pole piece coil materials, and the first unreeling motor 3111 can drive the pole piece unreeling shaft 319 to drive the expanding shaft body 3112 to rotate and unreel in a matched mode; a tensioning cylinder 3113 is arranged at one axial end of the pole piece unreeling shaft 319, the tensioning cylinder 3113 can drive a tensioning mandrel 3114 which penetrates through the pole piece unreeling shaft 319 and is movably butted with the expanding shaft body 3112 to be inserted into/withdrawn from the expanding shaft body 3112, so that the expanding shaft body 3112 tensions a pole piece coil, and the follow-up plate 314 is further connected with a roller passing support 3117 provided with a pole piece passing roller 3116 through a first sliding rod 3115 which movably penetrates through the rack panel 100. In this embodiment, the position deviation rectifying assembly 33 includes a deviation rectifying frame 331 installed perpendicular to the rack panel 100, two deviation rectifying guide rods 332 are fixedly installed on the end of the deviation rectifying frame 331 away from the rack panel 100, a deviation rectifying slider 333 is installed on the deviation rectifying guide rods 332, a mounting plate 334 for mounting a deviation rectifying sensor is fixedly connected to the deviation rectifying slider 333, in practice, the mounting plate 334 is a mounting plate 334 with a notch, the pole piece in unwinding passes through the notch, and the position of the mounting plate 334 is adjusted, so that the pole piece is adaptively adjusted in the unwinding and drawing process, the deviation rectifying slider 333 is further driven by a differential head 336 installed on a positioning block 335 before deviation rectifying to drive the deviation rectifying slider 333 to slide along the deviation rectifying guide rods 332, so as to match the position of the pole piece for position rectification, when it is required, the position deviation rectifying assembly 33 is only manually set at the deviation rectifying position, i.e. set by the differential head 337; in this embodiment, the color patch detecting assembly 34 includes a detecting bracket 341 installed perpendicular to the rack panel 100, two optical axes 342 are fixed on the end of the detecting bracket 341 away from the rack panel 100, a detecting mounting seat 344 driven by an adjusting screw 343 arranged between the two optical axes 342 to slide is movably installed on the optical axis 342, and a color patch sensor 345 is fixed on the detecting mounting seat 344; in this embodiment, the tension assembly 35 includes a tension roller 352 fixed on a roller frame 351, the roller frame 352 is in transmission connection with a tension swing arm shaft 353 on the rack panel 100 through nesting and a first driving cylinder (not shown in the drawing, actually arranged on the back of the rack panel 100) fixed on the rack panel 100, and the first driving cylinder can transmit the roller frame 351 through the tension swing arm shaft 353 to drive the tension roller 353 to swing so as to adjust the tension of the drawn pole piece; in this embodiment, each of the brushing assemblies 36 includes a pole piece brushing roller 362 installed in a powder suction box 361 and driven by a driving motor (not shown in the drawings) to rotate, the powder suction box 361 is fixedly connected to the rack panel 100 through a powder suction box bracket 363, a pressure roller 364 is disposed at a position on the rack panel 100 matching each powder suction box 361, and the pressure roller 364 presses a pole piece against the matching pole piece brushing roller 362 to perform brushing and dust removal; in this embodiment, each of the deironing assemblies 37 includes a magnet (not shown in the drawings) disposed in a deironing seat 371, and the deironing seat 371 is fixedly connected to the rack panel 100 through a fixing column 372 in cooperation with a T-shaped mounting seat 373; in this embodiment, the length measuring assembly 38 includes a length measuring angle seat 381 fixedly connected to the rack panel 100, the length measuring angle seat 381 is connected to a pressing wheel seat 384 for installing a length measuring pressing roller 383 through a linear guide rod 382, the pressing wheel seat 384 is further in transmission connection with a second driving cylinder 385 fixedly installed on the length measuring angle seat 381, the length measuring angle seat 381 is further movably connected to a length measuring roller 386 through a bearing (not numbered in the drawing) and aligned with the length measuring pressing roller 383 in position, and the length measuring roller 383 is further connected to an encoder 388 provided at one axial end thereof through a coupling 387 and used for measuring the unreeling length of a pole piece; the length measuring press roller 383 presses the pole piece against the length measuring roller 383 to drive the length measuring roller 383 to rotate, and the encoder 388 measures the number of turns of the length measuring roller 383 to measure the unreeling length of the pole piece; in this embodiment, the process deviation rectifying assembly 39 includes a deviation rectifying base 391 fixedly arranged on the rack panel 100, the deviation rectifying base 391 is connected with a deviation rectifying roller mounting seat 394 for mounting the process deviation rectifying roller 393 through a deviation rectifying swing angle bearing 392, the deviation rectifying base 391 is further provided with a rotating shaft 395, a support 396 is fixedly arranged on the rotating shaft 395, the support 396 is provided with an electric ball screw transmission pair 399 in transmission connection with the deviation rectifying roller mounting seat 394 through a screw rod connector 397 and a support shaft 398, and the deviation rectifying roller mounting seat 394 is further movably connected with the deviation rectifying base 391 through a support plate 3910, a cam bearing 3911 and a chute seat 3912; the electric ball screw transmission pair 399 drives the rectification roller mounting seat 394 to swing by taking the rectification pivot angle bearing 3911 as a rotating shaft, and the rectification roller mounting seat 394 drives the two-process rectification roller 393 to swing to carry out process rectification on the pole piece by matching with the guide of the support plate 3910, the cam bearing 3911 and the sliding groove seat 3912.

Referring to fig. 1-2 and fig. 7, in this embodiment, each of the two sheet feeding and cutting assemblies 41 includes a sheet feeding base 42 installed on the frame panel 100, a ball screw sliding table 43 is installed on the sheet feeding base 42, the screw rolling sliding table 43 is connected to a sliding plate 44 in a transmission manner, a first ball screw sliding table 45 is fixedly installed on the sliding plate 44, the sliding plate 44 is further connected to a sheet cutting assembly 47 through a cutter connecting block 46, and the first ball screw sliding table 45 is connected to a sheet feeding clamp assembly 49 movably butted with the sheet cutting assembly 47 through a sheet feeding connecting block 48; ball screw slip table 43 transmission slide 44 drives pole piece cutting assembly 47 and first ball screw slip table 45 remove, make pole piece cutting assembly 47, send piece clamp assembly 49 and by the pole piece orientation of sending piece clamp assembly 49 centre gripping winding mechanism 500's feeding position 001 removes, coordinates first ball screw slip table 45 transmission send piece clamp assembly 49 to remove, match and make and send piece clamp assembly 49 centre gripping positive plate/negative pole piece towards the pole piece cutting assembly 47 that matches and accomplish and send the piece, and/or make pole piece cutting assembly 47 decide after winding mechanism 500 coiling positive plate/negative pole piece to setting for length. In this embodiment, the clip feeding assembly 49 includes a clip feeding support plate 491 connected to the clip feeding connection block 48, a fixed pressing block 492 is fixedly mounted on one side edge of the clip feeding support plate 491 in the width direction, the fixed pressing block 492 is fixedly connected to a fixed clip feeding 493, a pressing roller 495 is mounted on the supporting base 494, a supporting block 496 is fixedly mounted on the other side edge of the clip feeding support plate 491 in the width direction, the supporting block 496 is movably connected to a movable roller base 498 through a guide rod 497, the movable roller base 498 is provided with a clip feeding pressing roller 499 directly facing the pressing roller 495 in position and a movable clip feeding 4910 directly facing the fixed clip feeding 493 in position, and the movable roller base 498 is further in transmission connection with a third driving cylinder 4911 disposed on the clip feeding support plate 491; the third driving cylinder 4911 drives the movable roller seat 498 to drive the sheet feeding pressing roller 499 and the movable sheet feeding clamp 4910 to move towards the pressing roller 495 and the fixed sheet feeding clamp 493, so as to clamp the introduced positive plate/negative plate in a matching manner; in this embodiment, the pole piece cutting assembly 47 includes a cutter seat 471 fixedly connected to the cutter connecting block 46, a fixed cutter seat 473 fixedly mounted with the fixed cutter 472 is mounted on the cutter seat 471, a fourth driving cylinder 474 is disposed at an end of the cutter seat 471 opposite to the fixed cutter seat 473, the fourth driving cylinder 474 is connected to a movable cutter seat 477 by a linkage block 475 matching with two guide posts 476 penetrating through the cutter seat 471 and extending to a side of the fixed cutter seat 473, and the movable cutter seat 477 is movably connected to a cutter pressing plate 479 opposite to the fixed cutter 472 by a first guide rod 478 matching with a spring (not numbered in the drawing); fourth drive cylinder 474 transmission it is relative to move blade holder 477 drive cutter clamp plate 479 fixed cutter 472 removes, decides to convolute to the positive plate/negative pole piece of setting for length, matches the pole piece send piece cutting mechanism 400 to decide after winding mechanism 500 coiling positive plate/negative pole piece to setting for length.

Referring to fig. 1-2 and 8-11, in this embodiment, the winding mechanism 500 is provided with a triangular sheet feeder 52 for guiding the positive electrode sheet, the negative electrode sheet and the separator to the inserting and pulling type winding assemblies 51 at the position matched with the feeding position 001, and the two inserting and pulling type winding assemblies 51 are installed perpendicular to the rack panel 100, the two inserting and pulling type winding assemblies 51 of the winding mechanism 500 are installed on the revolving assembly 53, the revolving assembly 53 comprises a base seat 532 fixed on the winding base 531, a base rotating disc 533 is installed on the base seat 532 through a bearing (not shown in the figure), the base rotating disc 533 rotates through meshing transmission of a transmission gear 534 installed at one axial end thereof and a driving gear (not shown in the figure) installed on a driving shaft of a revolving motor 535, and can drive the two inserting and pulling type winding assemblies 51 nested on the base rotating disc 533 to alternately receive the separator, the separator, The feeding position 001 and the blanking position 002 of the positive plate and the negative plate rotate; each plug-pull type winding assembly 51 comprises a winding needle 513 connected with a winding needle shaft 511 through a winding needle connector 512, an inserting piece 514 and a winding needle mandrel 515 which penetrate through the winding needle shaft 511 and are butted with each other and penetrate through the winding needle connector 512, and an ejector pin 516 movably penetrating through the winding needle mandrel 515, wherein the winding needle shaft 511 is movably assembled on the base body turntable 533 through a shaft sleeve (not numbered in the drawing), the winding needle shaft 511 of the two plug-pull type winding assemblies 51 is provided with a first transmission gear 5110, the first transmission gear 5110 is meshed and connected with driven gears 541 arranged on two coaxially arranged transmission shafts 54, the transmission shafts 541 are also in transmission connection with matched winding driving motors 55 through a first synchronous belt transmission pair 53, in practice, the two driven gears 541 are in complementary interference during transmission, the driven gears 541 are meshed with the first transmission gear 5110 to perform transmission, so that the winding needle shaft 511 rotates, and the transmission shafts 54 which drive the corresponding to the driven gears 541 to rotate are also in transmission connection with different winding driving motors 55, so can all be the plug-in winding assembly 51 that can drive the corresponding plug-in winding assembly 51 rotation and the coiling of feed position 001 and unloading position 002 through the transmission of winding driving motor 55, certainly, when unloading position, plug-in winding assembly 51 does not coil the lithium cell, does not nevertheless cooperate other subassemblies to carry out the subsequent processing of lithium cell coiling, for example: diaphragm welding cutting, ending adhesive tape pasting and the like; each needle winding shaft 511 is also provided with a drawing and shifting block 517, the end of the needle winding mandrel 515 extending out of the needle winding shaft 511 is provided with a shaft tail wheel 518, and the end of the thimble 516 extending out of the needle winding shaft 511 is connected with a shaft tail shifting wheel 519; the two transmission shafts 54 are driven by a matched winding driving motor 55 to rotate and drive the two plug-in winding assemblies 51 to rotate relative to the base turntable 533; in this embodiment, two pulling devices 56 that are movably abutted with the pulling block 517 are disposed on the base plate 532, each pulling device 56 includes a mounting plate 561 that is fixedly disposed on the base plate 532 and extends along the axial direction of the base turntable 533, two sides of the mounting plate 561 in the width direction are disposed with two first linear guide rails 562 that extend along the axial direction of the base turntable 533, a sliding plate 563 is disposed on the first linear guide rails 562, a jacking cylinder 564 is disposed on the sliding plate 563 in a perpendicular manner, the jacking cylinder 564 is in transmission connection with the clamping seat 565, and the sliding plate 563 is further in transmission connection with a pulling cylinder 567 disposed on the mounting plate 561; the jacking cylinder 564 is used for driving the clamping seat 565 to move towards and be clamped with the drawing block 517 of the plug-in winding assembly 51 positioned on the feeding position 001 or the blanking position 002, and the jacking cylinder 564 is matched with the drawing cylinder 567 to drive the sliding plate 563 to drive the jacking cylinder 564 to slide along two first linear sliding rails 562, so that the winding needle 513 of the plug-in winding assembly 51 which is driven to rotate to the feeding position 001 and the blanking position 002 is inserted into or withdrawn from the front nozzle reducing shaft assembly 57 positioned on the feeding position 001 and the blanking position 002 in a matching transmission manner, and the front nozzle reducing shaft assembly 57 is used for positioning the winding needle 513 in winding; in this embodiment, two ejector pin pulling devices 58 movably butted with the shaft tail dial wheel 518 are arranged on the winding base 531, each of the insert pulling devices 58 comprises a support frame 581 fixedly arranged on the winding base 531, the support frame 581 is movably connected with an ejector pin push-pull seat 583 through a push-pull sliding block 582, the ejector pin push-pull seat 583 is further in transmission connection with a first pulling cylinder 584 fixedly arranged on the support frame 581 and drives the first pulling cylinder 584 to move along the axial direction of the substrate turntable 533, an ejector pin 585 for clamping the shaft tail dial wheel 518 is movably arranged on the ejector pin push-pull seat 583, and the ejector pin 585 is further in transmission connection with an ejector pin cylinder 587 which is vertically arranged on the ejector pin push-pull seat 583 and can drive the ejector pin cylinder to be clamped with the shaft tail dial wheel 518 through a connection seat 586; the thimble cylinder 587 drives the thimble rod 585 to be clamped with the shaft tail dial wheel 518, and the thimble push-pull seat 583 is driven to move along the axial direction of the base turntable 533 by matching with the first drawing cylinder 584, so that the thimble 516 is driven to move along the axial direction in a matching manner to be ejected into or withdrawn from the winding needle 513, and the matched winding needle is opened or clamped; the winding base 531 is further provided with two winding needle drawing devices 59 movably butted with the shaft tail dial wheel 519, each winding needle drawing device 59 comprises a first support frame 591 fixedly arranged on the winding base 531, a second linear guide rail 592 extending in the axial direction of the base body turntable 533 is arranged on the first support frame 591, a drawing block 594 in transmission connection with a second drawing cylinder 593 fixedly arranged on the first support frame 591 is arranged on the second linear guide rail 592, the drawing block 594 is connected with an insert joint 596 through a second guide rod 595, an insert push-pull plate 597 used for being connected with the shaft tail dial wheel 519 in a clamping mode is further arranged on the insert joint 596, and the insert joint 596 is further in transmission connection with an insert cylinder 598 fixedly arranged on the drawing block 594; the ejector pin air cylinder 598 transmission inserted sheet push-pull board 597 and the shaft tail thumb wheel 519 joint, cooperation the second take out and dial air cylinder 593 transmission shifting block 594 and slide along second linear guide 592, match and make the inserted sheet 514 remove along its axial direction and parallel the book needle 513 inserts the lithium cell in the coiling or extract the inserted sheet 514 from the square lithium cell of coiling.

Referring to fig. 1-2 and fig. 12, in this embodiment, the membrane pressing assembly 800 includes a first membrane pressing assembly 81 and a second membrane pressing assembly 82 symmetrically disposed at the feeding position 001 and matching with both sides of the triangular inserter 52, and the welding and cutting assembly 900, the penetrating membrane assembly 110, and the stub roll ending assembly 12 are sequentially disposed around the periphery of the base 532; the first diaphragm pressing component 81 comprises a sliding group seat 811 fixedly connected with the frame panel 100, at least one moving frame 812 is movably arranged on the sliding group seat 811 in a penetrating manner, one end of each moving frame 812, which is matched with the moving direction of the moving frame, is provided with a pressing diaphragm roller 813, and the other end of each moving frame 812 is in transmission connection with a first cylinder 814 fixedly arranged on the sliding group seat 811; the second membrane jacking assembly 82 comprises a pinch roller supporting seat 821 fixedly connected with the frame panel 100, the pinch roller supporting seat 821 is movably connected with a sliding group supporting block 823 through a second linear guide rail 822, a jacking membrane wheel 824 is fixedly arranged at the end, far away from the end connected with the second linear guide rail 822, of the sliding group supporting block 823 and is connected with a jacking membrane roller 826 through a first moving frame 825, and the sliding group supporting block 823 and the first moving frame 825 are in transmission connection with a second cylinder 827 arranged on the pinch roller supporting seat 821 and the sliding group supporting block 823 respectively; the first air cylinder 814 drives the top pressing membrane roller 813 to move towards the triangular sheet feeder 52, the matched first membrane top pressing assembly 81 presses a membrane distributed by one membrane unreeling assembly 21 onto a pole piece, the second air cylinder 827 drives the sliding block supporting block 823 and the first moving frame 825 to move, so that the matched top pressing membrane roller 813 moves towards the triangular sheet feeder 52, and the matched second membrane top pressing assembly 82 presses another membrane distributed by the membrane unreeling assembly 21 onto the pole piece; in this embodiment, the welding and cutting assembly 900 is used for fusing and welding two layers of diaphragms pressed against pole pieces in cooperation with the winding of the plug-pull type winding assembly 51, in practice, the diaphragms are also welded while being cut, the diaphragms on the two sides are separately processed, when the diaphragms are wound to a certain rear end, the welding and cutting assembly 900 fuses and welds the diaphragms on one side of the wound lithium battery, then the plug-pull type winding assembly 51 drives the wound lithium battery to rotate, so that the end surfaces of the fused and welded diaphragms are turned to the inner side, and the end surfaces corresponding to the welding and cutting assembly 900 are fused and welded; the partition membrane assembly 110 is used for positioning the diaphragm in the winding needle 513, and completes the pre-winding of the lithium battery by matching with the insertion and poking type winding assembly 51, in practice, the pre-winding process is located before welding and cutting, that is, the partition membrane assembly 110 positions and presses the foremost part of the release and poking type winding assembly 51 to clamp the diaphragm and the positive and negative pole pieces for winding, and the so-called pre-winding is to wind the lithium battery by a certain thickness according to the winding requirement and then select to perform insertion sheets; the residual winding tail assembly 120 is used for tightly pressing and winding the diaphragm of the lithium battery and the tail ends of the positive and negative plates to complete the lithium battery ending in a matching manner; referring to the drawings, the diaphragm penetrating assembly 110, the welding and cutting assembly 900 and the residual furling tail assembly 120 have substantially the same structure, specifically, the diaphragm penetrating assembly 110, the welding and cutting assembly 900 and the residual furling tail assembly 120 all include a supporting base 91 fixedly connected to the frame panel 100, the supporting base 91 is movably connected to an installation base 93 through a third linear guide rail 92, the end of the installation base 93, far from the end connected to the third linear guide rail 92, is fixedly provided with a diaphragm compression roller 11/a welding knife 94/a tail roller 12, the installation base 93 is further in transmission connection with a third cylinder 95 arranged on the supporting base 91 and can slide along the third linear guide rail 92 through transmission of the third cylinder, so that the diaphragm compression roller/11 welding knife 94/tail roller 12 moves towards the poking and winding assembly 51 to complete pre-rolling, welding and cutting and tail-ending.

Referring to fig. 1-2 and 13, in this embodiment, the adhesive applying mechanism 600 includes an upper adhesive base plate 61 fixedly connected to the rack panel 100, an adhesive applying base 62 is disposed on the upper adhesive base plate 61, a vertical plate 63 extending in a direction perpendicular to the rack panel 100 is fixedly disposed on one side of the adhesive applying base 62 in a length direction, an adhesive tape tray 64, a pre-stretching adhesive tape assembly 65, an adhesive tape cutting assembly 66 and an adhesive tape pulling assembly 67 are sequentially disposed on one side wall of the vertical plate 63 in the extending direction, the adhesive tape cutting assembly 66 can cut an adhesive tape of a set length pulled from the adhesive tape tray 64 by the pre-stretching adhesive tape assembly 65 in cooperation with the adhesive tape pulling assembly 67, and the adhesive tape is delivered to a tail portion of a lithium battery rotating to a blanking position 002 and completing winding by the upper adhesive tape assembly 68 disposed on the adhesive applying base 62 and matched with the adhesive tape cutting assembly 66 in a set position to apply adhesive; the pre-tensioning adhesive tape assembly 65 comprises a plurality of adhesive tape rollers 651 arranged perpendicular to a vertical plate 63, the adhesive tape rollers 651 are arranged at intervals along the extending direction of the vertical plate 63, a pre-tensioning roller 653 arranged on a pre-tensioning slider 652 is further arranged between two of the adhesive tape rollers 651, the pre-tensioning slider 652 is arranged on a vertically arranged guide shaft 654 in a penetrating manner and is in transmission connection with a pre-tensioning cylinder 655 fixedly arranged on the vertical plate 63, the pre-tensioning cylinder 655 transmits the pre-tensioning slider 652 to drive the pre-tensioning roller 653 to vertically slide, and the pre-tensioning roller 655 is matched with the traction of the adhesive tape rollers 651 to pre-tension an adhesive tape roll to a set length; in practice, because the adhesive tape of the adhesive tape roll has certain viscosity, the adhesive tape is directly pulled out from the adhesive tape roll and cut, so that the adhesive tape is stretched, the adhesive tape is attached to the tail end of the battery cell, so that the attachment is unstable, and the tension is insufficient, when the adhesive tape is pre-stretched, the adhesive tape is wound on the adhesive tape passing roll 651, the pre-stretching cylinder 655 drives the pre-stretching roll 652 to drive the pre-stretching roll 653 to vertically move downwards, the pre-stretching roll 653 drives the adhesive tape to pull downwards, the adhesive tape roll unreels and pulls out a section of adhesive tape in a matching manner, and the pulled adhesive tape is in a loose state, so that the adhesive tape pulling assembly 67 can clamp the adhesive tape, and the adhesive tape is prevented from being stretched (expanded) due to excessive tension of pulling and/or cutting in the process of pulling the adhesive tape assembly 67 and cutting the adhesive tape assembly 66 to cause the adhesive tape not in place; in this embodiment, the glue pulling belt assembly 67 includes a first ball screw transmission pair 671 fixedly arranged on the vertical plate 63, the first ball screw transmission pair 671 is connected with a glue pulling seat 673 through a screw connecting block 672, a glue pressing roller 674 is arranged at the end, close to the glue cutting belt assembly 66, of the glue pulling seat 673, a glue clamping block 676 in transmission connection with a glue clamping cylinder 675 is movably arranged on the glue pulling seat 673, the glue clamping cylinder 675 can drive the glue clamping block 676 to move towards the glue pressing roller 674, the glue pulling seat 673 is matched with the first ball screw transmission pair 671 to drive the glue pulling seat to move towards the glue cutting belt assembly 66, and the glue pre-pulled by the glue pre-stretching assembly 65 is clamped from the glue cutting belt assembly 66 and is pulled to a set length; in this embodiment, the tape cutting assembly 66 includes a tape pressing cylinder 661 and a tape cutting cylinder 662 which are vertically fixed on the vertical plate 63, the tape pressing cylinder 661 can drive a tape pressing block 663 to vertically move and press a tape to be pulled out in cooperation with a tape stopper 664 arranged right above the tape pressing cylinder 661, the tape cutting cylinder 662 can drive a tape cutting knife 665 to vertically move and cut the tape which is pressed by the tape pressing block 663 and straightened in cooperation with the tape pulling assembly 67; in this embodiment, the upper rubber belt assembly 68 includes a fourth cylinder 681 installed at the other end of the rubberizing base 62 in the length direction, the fourth cylinder 681 is in transmission connection with a first mounting seat 683 on which a rotating arm cylinder 682 is installed, the rotating arm cylinder 682 is in pivot connection with a rubberizing rotating block 687 arranged on a U-shaped bracket 686 through a knuckle bearing 684 and a rubberizing rotating arm 685, the rotating arm cylinder 682 can transmit the rubberizing rotating block 687 to swing relative to the U-shaped bracket 686 and drive a rubberizing adhesive tape adhering assembly 688 arranged thereon to adsorb and send a rubber tape cut by the rubber belt assembly 66 to the tail of a lithium battery for rubberizing, the rubberizing adhesive tape adhering assembly 688 includes a rubberizing roller mounting seat 689 fixedly arranged on the rubberizing rotating block 687, a vacuum adsorption rubberizing roller 6810 is arranged on the rubberizing roller mounting seat 689 through a bearing, the vacuum adsorption rubberizing roller 6810 is further in transmission connection with a driving motor 2 fixedly arranged on the U-shaped bracket 686 through a second synchronous belt transmission pair 6811 and is driven to rotate to adhere to the rubber In practice, the vacuum adsorption rubberizing roller 6810 is driven to rotate by the driving motor 6812, so that the vacuum adsorption rubberizing roller 6810 rolls the tail end of the wound lithium battery to apply the adhesive tape, the swing of the adhesive tape adsorption rubberizing assembly 688 is to finish taking the adhesive tape from the adhesive tape cutting assembly 66 to the position matched with the tail end of the lithium battery, and the vacuum adsorption rubberizing roller 6810 adopts a vacuum adsorption mode to adsorb the adhesive tape and then transfer the adhesive tape.

Referring to fig. 1-2 and fig. 14, in this embodiment, the blanking mechanism 700 includes an electricity taking core assembly 71, an electricity taking core assembly 72, an electricity core material moving assembly 73, a core pressing short circuit testing assembly 74, an eliminating assembly 75, and a good product conveying assembly 76, which are disposed on the rack panel 100 and are sequentially and butt-jointed along a blanking direction; the taking core assembly 71 comprises a fourth linear guide rail 711 extending along the blanking direction, the fourth linear guide rail 711 is connected with a taking pneumatic clamping finger 713 through a cylinder mounting plate 712, a taking clamp 714 is arranged on a finger of the taking pneumatic clamping finger 713, the cylinder mounting plate 712 is also in transmission connection with a sixth cylinder 715, the sixth cylinder 715 can drive the taking pneumatic clamping finger 713 to move (the moving direction is the blanking direction), and the sixth cylinder 715 is matched with the taking pneumatic clamping finger 713 to drive the taking clamp 714 to open or close, so that the taking core assembly 71 can take materials from a blanking position 002 and transfer the materials to a material support rack 721 of the electric core assembly 72; the electricity-receiving core assembly 72 further comprises a material-receiving base 722, an overturning seat 723 is fixedly arranged on the material-receiving base 722, the overturning seat 723 is movably connected with a second mounting seat 725 through an overturning shaft 724, a material-receiving cylinder 726 in transmission connection with the material-supporting frame 721 is fixedly arranged on the second mounting seat 725, the second mounting seat 725 is further connected with an overturning cylinder 728 through a crank 727, the material-receiving cylinder 726 can drive the material-supporting frame 721 to vertically move and match and bear the lithium battery conveyed by the electricity-receiving core assembly 71, the overturning cylinder 723 can drive the second mounting seat 725 to overturn relative to the overturning seat 723 and drive the material-receiving cylinder 726 and the material-supporting frame 721 to overturn and reject the poorly-wound lithium battery (detection work is completed by a matched visual detection system arranged on a winding machine for poor winding); the battery cell material moving assembly 73 comprises a fifth linear guide rail 731 extending along the blanking direction, the fifth linear guide rail 731 is arranged on the rack panel 100, an adapter plate 732 is arranged on the fifth linear guide rail 731, the adapter plate 732 is connected with a material moving clamping jaw frame 734 through a guide column 733, the material moving clamping jaw frame 734 is further in transmission connection with a seventh air cylinder 735 arranged on the adapter plate 732, the adapter plate 732 is further in transmission connection with a material moving air cylinder 736 arranged on the rack panel 100, the seventh air cylinder 735 drives the material moving clamping jaw frame 734 to vertically move, and the adapter plate 732 is driven by matching with the material moving air cylinder 736 to move, so that the lithium battery is transferred from the material supporting frame 721 to the core short circuit testing assembly 74; the core pressing short circuit testing assembly 74 comprises a first fixing plate 742 and a second fixing plate 743 which are connected through a connecting rod 741, a heating block 744 is fixedly arranged on the first fixing plate 741, a tab contact block 746 which is driven by an eighth cylinder 745 to move vertically is further arranged beside the heating block 744, the second fixing plate 743 is connected with a downward pressing heat insulation seat 749 provided with a downward pressing heating block 748 through a downward pressing guide rod 747, the downward pressing heat insulation seat 749 is further in transmission connection with a downward pressing cylinder 7410 arranged on the second fixing plate 746, the downward pressing heat insulation seat 749 is further movably connected with a tab downward pressing block 7412 through a third guide rod 7411 and a spring (not numbered in the drawing), the downward pressing heating block 748 is matched and aligned with the heating block 744 in position, and the tab downward pressing block 7412 is matched and aligned with the tab contact block 746 in position; the pressing cylinder 7410 drives the pressing heat insulation block 749 to drive the pressing heating block 748 and the tab pressing block 7412 to vertically move, so that core pressing is carried out on the wound lithium battery in a matching manner, and short circuit testing is carried out on the lithium battery and the tab; the removing component 75 comprises a removing hanging plate 752 fixedly connected with a second fixing plate 743 through a connecting piece 751, the removing hanging plate 752 is provided with a suction nozzle sliding block 754 capable of sliding along the vertical blanking direction through a round bar 753, the suction nozzle sliding block 754 is in transmission connection with a ninth cylinder 755 arranged on the removing hanging plate 752, the suction nozzle sliding block 754 is further connected with a suction nozzle mounting plate 758 provided with a vacuum suction nozzle 757 through a telescopic guide rod 756, and the suction nozzle mounting plate 758 is further in transmission connection with a material taking cylinder 759 arranged on the suction nozzle sliding block 754; the material taking cylinder 759 drives the suction nozzle mounting plate 758 to drive the vacuum suction nozzles 757 to vertically move, and the suction nozzle sliding block 754 is driven to move by matching with the ninth cylinder 755, so that defective products which are subjected to core pressing and short circuit testing are sucked into the removing box in a matching manner; and the good product conveying assembly 76 is a conveying belt butted with the core pressing short circuit testing assembly 74 and is used for conveying and blanking good lithium batteries.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A double-station lithium battery winder is characterized by comprising a rack panel, wherein a diaphragm unwinding mechanism, a pole piece feeding and cutting mechanism, a winding mechanism, a gluing mechanism and a discharging detection mechanism are arranged on the rack panel; wherein the content of the first and second substances,

2. The double-station lithium battery winder of claim 1, wherein each membrane unwinding assembly comprises a base fixedly arranged on the frame panel, the base is provided with a guide rail extending along the vertical frame panel, the guide rail is provided with a sliding seat which is fixedly connected with a linkage plate, the linkage plate is connected with the base through a ball screw matched with a linear guide sleeve assembly, the ball screw is also in transmission connection with a deviation-correcting motor arranged on the linkage plate through a coupler, the deviation rectifying motor can drive the linkage plate to drive the sliding seat to slide along the guide rail, a diaphragm unwinding expansion shaft movably penetrating through the panel of the machine frame is nested on the sliding seat, the diaphragm unreeling expansion shaft is in transmission connection with an expansion shaft cylinder arranged on the linkage plate through an expansion shaft connector, the diaphragm unreeling expansion shaft is also in transmission connection with an unreeling driving motor arranged on the linkage plate through a synchronous wheel transmission pair; the linkage plate is further connected with a roller passing supporting plate through a sliding rod movably penetrating through a rack panel, a plurality of diaphragm roller passing rods sequentially arranged along the diaphragm roll feeding direction and a diaphragm electrostatic rod installed through a support are assembled on the roller passing supporting plate through bearings, and a diaphragm tension roller which is connected with a driving cylinder through a pivoting swing arm in a transmission mode and used for tensioning the diaphragm is further arranged on the roller passing supporting plate.

3. The double-station lithium battery winder as claimed in claim 1, wherein each of the two pole piece deviation-rectifying unwinding assemblies comprises a deviation-rectifying unwinding assembly, a position deviation-rectifying assembly, a color code detection assembly, a tension assembly, at least one powder brushing device, at least one iron removal device, a length measurement assembly and a process deviation-rectifying assembly which are sequentially arranged along the pole piece feeding direction; wherein the content of the first and second substances,

the deviation-rectifying unreeling component comprises a first base arranged on a frame panel, a first guide rail extending along the direction vertical to the frame panel is arranged on the first base, a first slide seat is arranged on the first guide rail, the first slide seat is fixedly connected with a follower plate, the follower plate is connected with the first base through a first ball screw matched with a first linear guide sleeve component, the first ball screw is also in transmission connection with a first deviation-rectifying motor arranged on the follower plate through a first coupler, the first deviation-rectifying motor can drive the follower plate to drive the first slide seat to slide along the first guide rail, a pole piece unreeling shaft movably penetrating through the frame panel is nested on the first slide seat, one end of the pole piece unreeling shaft is connected with a first unreeling motor arranged on the follower plate through a synchronous belt transmission pair, and the other end of the pole piece unreeling shaft is connected with an expanding shaft body bearing a pole piece coil, the first unwinding motor can drive the pole piece unwinding shaft to drive the expansion shaft body to rotate, and the pole piece unwinding shaft and the expansion shaft body are matched to unwind; the device comprises a frame panel, a pole piece unwinding shaft, a tension shaft body, a servo plate, a tension cylinder, a first slide rod, a second slide rod, a tension shaft body, a servo plate and a driven plate, wherein the tension cylinder is arranged at one axial end of the pole piece unwinding shaft, the tension cylinder can drive a tension mandrel which penetrates through the pole piece unwinding shaft and is movably butted with the tension shaft body to be inserted into or withdrawn from the tension shaft body, so that the tension shaft body can tension a pole piece coil, and the driven plate is further.

4. The double-station lithium battery winding machine as claimed in claim 3, wherein the position deviation rectifying assembly comprises a deviation rectifying frame installed perpendicular to the frame panel, two deviation rectifying guide rods are fixedly installed on the end of the deviation rectifying frame away from the frame panel, deviation rectifying adjusting sliders are installed on the deviation rectifying guide rods, installation pieces for installing deviation rectifying sensors are fixedly installed on the deviation rectifying adjusting sliders, and the deviation rectifying adjusting sliders can be driven by a differential head installed on a positioning block before deviation rectifying to drive the deviation rectifying adjusting sliders to slide along the deviation rectifying guide rods so as to perform position rectification on the pole pieces in a matching manner;

the color code detection assembly comprises a detection support which is arranged perpendicular to the rack panel, two optical axes are fixedly arranged on the end, far away from the rack panel, of the detection support, a detection mounting seat which is driven to slide by an adjusting screw rod arranged between the two optical axes is movably arranged on the optical axes, and a color code sensor is fixedly arranged on the detection mounting seat;

the tension assembly comprises a tension roller fixedly arranged on a roller frame, the roller frame is in transmission connection with a first driving air cylinder fixedly arranged on a rack panel through a tension swing arm shaft which is nested on the rack panel, and the first driving air cylinder can drive the roller frame to drive the tension roller to swing through the tension swing arm shaft so as to adjust the tension of a traction pole piece;

each powder brushing assembly comprises a pole piece powder brushing roller which is arranged in a powder suction box and is driven by a driving motor to rotate, the powder suction box is fixedly connected with a rack panel through a powder suction box bracket, a compression roller is arranged on the position, matched with each powder suction box, on the rack panel, and the compression roller presses a pole piece against the matched pole piece powder brushing roller to brush powder and remove dust;

each iron removing assembly comprises a magnet arranged in an iron removing seat, and the iron removing seat is fixedly connected with the panel of the rack through a fixing column matched with a T-shaped mounting seat;

the length measuring assembly comprises a length measuring angle seat fixedly connected with a rack panel, the length measuring angle seat is connected with a pressure roller seat provided with a length measuring pressure roller through a linear guide rod, the pressure roller seat is also in transmission connection with a second driving air cylinder fixedly arranged on the length measuring angle seat, the length measuring angle seat is also movably connected with a length measuring roller which is matched and rightly aligned with the length measuring pressure roller in position through a bearing, and the length measuring roller is also connected with an encoder which is arranged at one axial end of the length measuring roller through a coupler and is used for measuring the unreeling length of a pole piece;

the process subassembly of rectifying is including setting firmly the base of rectifying on the frame panel, the base of rectifying is connected the installation process through the pendulum angle bearing of rectifying and is rectified the roller mount pad of rectifying of roller, still establish the rotation axis on the base of rectifying, set firmly the support on the rotation axis, be equipped with on the support through screw rod connector and counter roll with the electronic ball screw transmission that the roller mount pad transmission of rectifying is connected is vice, the roller mount pad of rectifying still through extension board, cam bearing and sliding groove seat with base swing joint rectifies.

5. The double-station lithium battery winder according to claim 1, wherein each of the two sheet feeding and cutting assemblies comprises a sheet feeding base arranged on the rack panel, a ball screw sliding table is arranged on the sheet feeding base and is in transmission connection with a sliding plate, a first ball screw sliding table is fixedly arranged on the sliding plate and is also connected with a pole piece cutting assembly through a cutter connecting block, and the first ball screw sliding table is connected with a sheet feeding clamp assembly movably butted with the pole piece cutting assembly through a sheet feeding connecting block; ball screw slip table transmission the slide drives pole piece cutting assembly and first ball screw slip table remove, make pole piece cutting assembly, send piece clamp assembly and by the pole piece orientation of sending piece clamp assembly centre gripping winding mechanism's feed level removes, the cooperation first ball screw slip table transmission send piece clamp assembly to remove, match and make and send piece clamp assembly centre gripping positive plate/negative pole piece orientation to the pole piece cutting assembly who matches and remove and accomplish and send the piece, and/or make pole piece cutting assembly decide after winding mechanism coiling positive plate/negative pole piece to setting for length.

6. The double-station lithium battery winder as claimed in claim 5, wherein the clip feeding assembly comprises a clip feeding support plate connected with a clip feeding connecting block, a fixed pressing block is fixedly arranged on one side edge of the clip feeding support plate in the width direction, the fixed pressing block is fixedly connected with a fixed clip feeding clamp, a pressing roller is arranged on the fixed pressing block through a supporting seat, a support block is fixedly arranged on the other side edge of the clip feeding support plate in the width direction, the support block is movably connected with a movable roller seat through a guide rod, a clip feeding pressing roller opposite to the pressing roller in position and a movable clip opposite to the fixed clip feeding clamp in position are arranged on the movable roller seat, and the movable roller seat is also in transmission connection with a third driving cylinder arranged on the clip feeding support plate; the pole piece cutting assembly comprises a cutter seat fixedly connected with a cutter connecting block, a fixed cutter seat for installing a fixed cutter is fixedly arranged on the cutter seat, the cutter seat is opposite to the end of the fixed cutter seat, a fourth driving cylinder is arranged at the end, opposite to the end of the fixed cutter seat, of the cutter seat, the fourth driving cylinder is matched with two guide pillars through a linkage block and penetrates through the cutter seat and extends out of the cutter seat to the side where the fixed cutter seat is arranged to be connected with a movable cutter seat, and the movable cutter seat is movably connected with a cutter pressing plate, opposite to the fixed cutter, in position through a first guide rod and a.

7. The double-station lithium battery winder as claimed in claim 1, wherein a triangular sheet feeder for guiding the positive plate, the negative plate and the diaphragm to the plug-in winding assembly is arranged at the position of the winding mechanism matched with the feeding position, the two plug-in winding assemblies of the winding mechanism are arranged on the revolution assembly, the revolution assembly comprises a base seat fixedly arranged on a winding base, a base turntable is assembled on the base seat through a bearing, the base turntable rotates through meshing transmission of a transmission gear arranged at one axial end of the base turntable and a driving gear arranged on a driving shaft of a revolution motor, and the two plug-in winding assemblies nested on the base turntable can be driven to alternately rotate between the feeding position and the discharging position for receiving the diaphragm, the positive plate and the negative plate; each plug-pull type winding assembly comprises a winding needle connected with a winding needle shaft through a winding needle connector, an inserting sheet penetrating through the winding needle shaft and butted with the winding needle connector, a winding needle mandrel and an ejector pin movably penetrating through the winding needle mandrel, the winding needle shaft is movably assembled on the base body turntable through a shaft sleeve, the winding needle shaft of each plug-pull type winding assembly is provided with a first transmission gear, the first transmission gear is meshed with driven gears arranged on two coaxially arranged transmission shafts, the transmission shafts are also in transmission connection with matched winding driving motors through a first synchronous belt transmission pair, each winding needle shaft is further provided with a pulling and shifting block, the end, extending out of the winding needle shaft, of the winding needle mandrel is provided with a tail shaft wheel, and the end, extending out of the winding needle shaft, of the ejector pin is connected with a tail shaft shifting wheel; the two transmission shafts are driven by the matched winding driving motor to rotate and drive the two plug-in winding assemblies to rotate relative to the base body turntable; the base seat is provided with two drawing devices which are movably butted with the drawing blocks, the drawing devices comprise mounting plates which are fixedly arranged on the base seat and extend along the axial direction of the base body turntable, two sides of the mounting plates in the width direction are provided with two first linear guide rails which extend along the axial direction of the base body turntable, a sliding plate is arranged on the first linear guide rails, a jacking cylinder is arranged on the sliding plate and is vertical to the sliding plate, the jacking cylinder is in transmission connection with the clamping seat, and the sliding plate is also in transmission connection with the drawing cylinder arranged on the mounting plates; the winding base is provided with two inserting piece pulling devices movably butted with the shaft tail wheel, each inserting piece pulling device comprises a first support frame fixedly arranged on the winding base, a second linear guide rail extending along the axial direction of the base body turntable is arranged on the first support frame, a pulling block in transmission connection with a second pulling cylinder fixedly arranged on the first support frame is arranged on the second linear guide rail, the pulling block is connected with an inserting piece joint through a second guide rod, an inserting piece push-pull plate used for being connected with the shaft tail wheel in a clamping manner is further arranged on the inserting piece joint, the inserting piece joint is further in transmission connection with an inserting piece cylinder fixedly arranged on the pulling block, the winding base is further provided with two winding needle pulling devices movably butted with the shaft tail pulling wheel, each winding needle pulling device comprises a first support frame fixedly arranged on the winding base, and a second linear guide rail extending along the axial direction of the base body turntable is arranged on the first support frame, the second linear guide rail is provided with a shifting block which is in transmission connection with a second pulling cylinder fixedly arranged on the first support frame, the shifting block is connected with an inserting piece joint through a second guide rod, an inserting piece push-pull plate used for being connected with a shaft tail shifting wheel in a clamped mode is further arranged on the inserting piece joint, and the inserting piece joint is further in transmission connection with a thimble cylinder fixedly arranged on the shifting block.

8. The double-station lithium battery winder as claimed in claim 7, wherein the diaphragm pressing assembly comprises a first diaphragm pressing assembly and a second diaphragm pressing assembly which are symmetrically arranged at the material feeding position and matched with two sides of the triangular inserter, and the welding and cutting assembly, the diaphragm penetrating assembly and the residual winding tail assembly are sequentially arranged around the periphery of the base; wherein the content of the first and second substances,

the first diaphragm jacking component comprises a sliding group seat fixedly connected with the panel of the frame, at least one moving frame is movably arranged on the sliding group seat in a penetrating way, one end of each moving frame matched with the moving direction of the moving frame is provided with a jacking diaphragm roller, and the other end of each moving frame is in transmission connection with a first cylinder fixedly arranged on the sliding group seat; the second diaphragm jacking assembly comprises a pinch roller supporting seat fixedly connected with the frame panel, the pinch roller supporting seat is movably connected with a sliding group supporting block through a second linear guide rail, a jacking diaphragm wheel is fixedly arranged at the end, far away from the end connected with the second linear guide rail, of the sliding group supporting block, the jacking diaphragm roller is connected with a jacking diaphragm roller through a first moving frame, and the sliding group supporting block and the first moving frame are in transmission connection with second cylinders arranged on the pinch roller supporting seat and the sliding group supporting block respectively;

the welding and cutting assembly is used for fusing and welding two layers of diaphragms pressed and attached to the pole pieces in cooperation with the winding of the plug-pull type winding assembly, the diaphragm penetrating assembly is used for positioning the diaphragms in the winding needle and is matched with the plug-pull type winding assembly to complete pre-winding of the lithium battery, and the residual winding tail assembly is used for compressing the diaphragms of the wound lithium battery and the tail ends of the positive and negative pole pieces to complete the tail ending of the lithium battery in a matching manner; wear diaphragm subassembly, weld and cut subassembly and incomplete roll ending subassembly all include the support base with frame panel rigid coupling, support the base and pass through third linear guide swing joint mount pad, the mount pad is kept away from the end of being connected with third linear guide and is firmly established diaphragm compression roller/welding sword/ending roller, the mount pad still with establish the third cylinder transmission on supporting the base and can slide along third linear guide by its transmission, make diaphragm compression roller/welding sword/ending roller orientation plug-in type coiling subassembly removes and accomplishes prerolling, weld and cut and ending.

9. The double-station lithium battery winder as claimed in claim 1, wherein the adhesive applying mechanism comprises an adhesive applying bottom plate fixedly connected with a rack panel, an adhesive applying base is arranged on the adhesive applying bottom plate, a vertical plate extending in a direction perpendicular to the rack panel is fixedly arranged on one side of the adhesive applying base in the length direction, an adhesive tape disc, an adhesive tape pre-tensioning assembly, an adhesive tape cutting assembly and an adhesive tape pulling assembly are sequentially arranged on one side wall of the vertical plate in the extending direction, the adhesive tape cutting assembly can cut an adhesive tape of a set length pulled from the adhesive tape disc by the adhesive tape pre-tensioning assembly in a matching manner, and the adhesive tape is applied to the tail of a lithium battery which is rotated to a blanking position and completes winding by the adhesive tape assembly arranged on the adhesive applying base and matched with the adhesive tape cutting assembly in a set position; wherein the content of the first and second substances,

the pre-tensioning adhesive tape assembly comprises a plurality of adhesive tape passing rollers which are arranged vertical to a vertical plate, the adhesive tape passing rollers are arranged at intervals along the extending direction of the vertical plate, a pre-tensioning roller arranged on a pre-tensioning sliding block is further arranged between two of the adhesive tape passing rollers, and the pre-tensioning sliding block is arranged on a guide shaft which is vertically arranged in a penetrating manner and is in transmission connection with a pre-tensioning cylinder fixedly arranged on the vertical plate;

the rubber pulling belt assembly comprises a first ball screw transmission pair fixedly arranged on the vertical plate, the first ball screw transmission pair is connected with a rubber pulling seat through a screw rod connecting block, a rubber pressing roller is arranged at the end, close to the rubber cutting belt assembly, of the rubber pulling seat, and a rubber clamping block in transmission connection with a rubber clamping cylinder is movably arranged on the rubber pulling seat;

the adhesive tape cutting assembly comprises an adhesive tape pressing cylinder and an adhesive tape cutting cylinder which are vertically and fixedly arranged on the vertical plate, the adhesive tape pressing cylinder can drive an adhesive tape pressing block to vertically move and is matched with an adhesive tape stop block arranged right above the adhesive tape pressing cylinder to press a pre-pulled adhesive tape, and the adhesive tape cutting cylinder can drive an adhesive tape cutter to vertically move and cut the adhesive tape which is pressed by the adhesive tape pressing block and is matched with the adhesive tape pulling assembly to straighten;

the upper rubber belt assembly comprises a fourth cylinder arranged at the other end of the length direction of the rubberizing base, the fourth cylinder is in transmission connection with a first mounting seat provided with a rotating arm cylinder, the rotating arm cylinder is pivotally connected with a rubberizing rotating block arranged on the U-shaped bracket through a joint bearing and a rubberizing rotating arm, the rotary arm cylinder can drive the rubberizing rotary block to swing relative to the U-shaped support and drive the rubberizing pasting component arranged on the rotary arm cylinder to adsorb the adhesive tape cut by the adhesive tape cutting component and send the adhesive tape to the tail part of the lithium battery for rubberizing, the adhesive suction and sticking component comprises a rubber sticking roller mounting seat fixedly arranged on the adhesive sticking rotating block, a vacuum adsorption rubber sticking roller is assembled on the rubber sticking roller mounting seat through a bearing, the vacuum adsorption rubberizing roller is also in transmission connection with a driving motor fixedly arranged on the U-shaped bracket through a second synchronous belt transmission pair and is driven to rotate by the driving motor for rubberizing.

10. The double-station lithium battery winder according to claim 1, wherein the blanking mechanism comprises a power taking core assembly, a power receiving core assembly, a battery cell material moving assembly, a core pressing short circuit testing assembly, an eliminating assembly and a good product conveying assembly which are arranged on the frame panel and are sequentially butted along a blanking direction; wherein the content of the first and second substances,

the taking core assembly comprises a fourth linear guide rail extending along the blanking direction, a taking pneumatic clamping finger is connected to the fourth linear guide rail through a cylinder mounting plate, a taking clamp is arranged on the finger of the taking pneumatic clamping finger, and the cylinder mounting plate is in transmission connection with a sixth cylinder;

the connecting core assembly further comprises a material receiving base, an overturning seat is fixedly arranged on the material receiving base and movably connected with a second mounting seat through an overturning shaft, a material receiving cylinder in transmission connection with the material supporting frame is fixedly arranged on the second mounting seat, and the second mounting seat is further connected with the overturning cylinder through a crank;

the battery cell material moving assembly comprises a fifth linear guide rail extending along the blanking direction, an adapter plate is arranged on the fifth linear guide rail and is connected with a material moving clamping jaw frame through a guide post, the material moving clamping jaw frame is also in transmission connection with a seventh air cylinder arranged on the adapter plate, and the adapter plate is also in transmission connection with a material moving air cylinder arranged on a panel of the rack;

the pressing core short circuit testing assembly comprises a first fixing plate and a second fixing plate which are connected through a connecting rod, a heating block is fixedly arranged on the first fixing plate, a lug contact block driven by an eighth cylinder to move vertically is further arranged beside the heating block, the second fixing plate is connected with a pressing heat insulation seat provided with a pressing heating block through a pressing guide rod, the pressing heat insulation seat is further in transmission connection with a pressing cylinder arranged on the second fixing plate, the pressing heat insulation seat is further movably connected with a lug pressing block through a third guide rod and a spring, the pressing heating block is matched and aligned with the heating block in position, and the lug pressing block is matched and aligned with the lug contact block in position;

the removing assembly comprises a removing hanging plate fixedly connected with a second fixing plate through a connecting piece, the removing hanging plate is assembled with a suction nozzle sliding block capable of sliding along the direction vertical to the blanking direction through a round bar, the suction nozzle sliding block is in transmission connection with a ninth cylinder arranged on the removing hanging plate, the suction nozzle sliding block is also connected with a suction nozzle mounting plate for mounting a vacuum suction nozzle through a telescopic guide rod, and the suction nozzle mounting plate is also in transmission connection with a material taking cylinder arranged on the suction nozzle sliding block;

the good product conveying assembly is a conveying belt in butt joint with the pressing core short circuit testing assembly and is used for conveying and discharging the good product lithium batteries.