CN108747005B - The welding method of lithium battery pole ear - Google Patents

The welding method of lithium battery pole ear Download PDF

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Publication number
CN108747005B
CN108747005B CN201810587577.5A CN201810587577A CN108747005B CN 108747005 B CN108747005 B CN 108747005B CN 201810587577 A CN201810587577 A CN 201810587577A CN 108747005 B CN108747005 B CN 108747005B
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CN
China
Prior art keywords
cylinder
feeding
fixed
lithium battery
plate
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Expired - Fee Related
Application number
CN201810587577.5A
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Chinese (zh)
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CN108747005A (en
Inventor
王伟波
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Weiran (Nanjing) Energy Storage Technology Co., Ltd.
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Weiran (nanjing) Energy Storage Technology Co Ltd
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Priority to CN201810587577.5A priority Critical patent/CN108747005B/en
Publication of CN108747005A publication Critical patent/CN108747005A/en
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Publication of CN108747005B publication Critical patent/CN108747005B/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20Bonding
    • B23K26/21Bonding by welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/60Preliminary treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/531Electrode connections inside a battery casing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00Primary cells; Manufacture thereof
    • H01M6/14Cells with non-aqueous electrolyte
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The present invention relates to technical field of new energy production.The welding method of lithium battery pole ear successively includes the following steps: battery loading, OCV test, tab cutting, welding feeding, welding and blanking.The advantages of welding method of the lithium battery pole ear is to be automatically performed battery OCV test, the finishing of tab pattern, tab and nickel sheet welding, high in machining efficiency.

Description

The welding method of lithium battery pole ear
Technical field
The present invention relates to the welding equipments of technical field of new energy production, especially lithium battery pole ear.
Background technique
In lithium battery assembling process, first by battery and tab welding, nickel sheet is then welded again.Before tab and nickel sheet welding also OCV test need to be carried out to battery, finishing is carried out to tab and is cut, then carries out nickel sheet welding, existing aforesaid operations pass through mostly Manually it is aided with related device to be independently performed.
Summary of the invention
The purpose of the invention is to provide one kind to be automatically performed battery OCV test, the finishing of tab pattern, tab and nickel sheet The welding method of the lithium battery pole ear of welding.
To achieve the goals above, the invention adopts the following technical scheme: the welding method of lithium battery pole ear is successively wrapped Include following step:
(1) lithium battery in charging tray is transported in feeding conveyer belt device by battery loading, feeding manipulator device, lithium electricity Pond carries out feeding in feeding conveyer belt device;
(2) OCV is tested, and lithium battery is carried to and OCV test device position by flat transplantation device from feeding conveyer belt device It sets in corresponding positioning table, OCV test device carries out OCV test to the battery in positioning table;
(3) tab cutting, flat transplantation device will complete the lithium battery that OCV is tested and be transported to and tab sanction from positioning table On the corresponding positioning table in cutting apparatus position, the lithium battery in the positioning table of tab cutting device position carries out tab sanction It cuts;
(4) feeding is welded, the lithium battery for completing tab cutting is transported to the battery loading of four degree dials by flat transplantation device Station;Nickel sheet is put into the nickel sheet feeding station of four degree dials;
(5) it welds, at four degree dials welding post, nickel sheet is welded on the tab of lithium battery by laser soldering device;
(6) blanking, discharging robot device will complete the lithium battery of nickel sheet and tab welding from four indexing discharge stations It is carried to discharging conveyor belts device, lithium battery is transported by discharging conveyor belts device.
Preferably, lifting feeding device includes down fixing rack, lateral side baffle, the first infrared sensor, crane, material Disk shelves item, the first lead screw transmission component, first motor, first band transmission component, empty tray holder and the first limit sensors; Plate is fixed in loading stand under down fixing rack, and lateral side baffle is fixed on down fixing rack, lateral side baffle Upper end is provided with outside flanging;First infrared sensor is fixed on down fixing rack upper flat plate, for controlling lifting The height that frame rises;Crane is fitted on the column of down fixing rack by linear bearing, and crane upper end is provided with For positioning the charging tray shelves item of charging tray;First lead screw transmission component includes the lead screw and lead screw spiral shell cooperated by screw pair Mother, lead screw both ends are mounted on two plates of down fixing rack or more, and feed screw nut is mutually fixedly connected with the lower plate of crane;The One motor is fixed on down fixing rack;Empty tray holder is arranged in loading stand, stays among empty tray holder There is space to place feeding conveyer belt device;The first limit sensors are provided on down fixing rack for controlling crane lifting Range;
Feeding manipulator device includes feeding portal frame, the second motor, the second V belt translation component, the first linear guides group Part, belt gripping block, traversing mounting plate, the first cylinder, the first sucker mounting rack and the first sucker;Feeding portal frame is fixed on peace It fills on platen, the second motor is mounted on feeding portal frame;Traversing mounting plate is mounted on feeding by the first linear guide rail assembly On portal frame, the second V belt translation component is mounted on feeding portal frame, and the second motor output shaft connects the second V belt translation component;It is horizontal Mounting plate is moved mutually to be fixedly connected by belt gripping block with traversing mounting plate;First cylinder is vertically arranged on traversing mounting plate, First Telescopic-cylinder end is connected with the first sucker mounting rack, and the first sucker is mounted on the first sucker mounting rack;
Feeding conveyer belt device includes feeding conveying chassis, the second motor, third V belt translation component, stock guide, the second gas Cylinder, binder item and feeding conveyor belt;Feeding conveying chassis is fixed in loading stand, and it is defeated that the second motor is fixedly mounted on feeding It send on chassis, the roller of material conveying chassis is imparted power to by third V belt translation component;Stock guide is fixedly mounted on feeding It conveys on chassis, angle is provided on stock guide, stock guide is used to be gradually reduced the channel width of lithium battery;Second cylinder is fixed Setting conveys underframe end in feeding, and binder item is connected with the second Telescopic-cylinder end;It is defeated that feeding conveyor belt is mounted on feeding It send on chassis;Second infrared sensor is fixed on feeding conveying chassis.
Preferably, positioning table include positioning platen, third infrared sensor, third cylinder, turning rolls, idler wheel and Clamp system;Positioning platen is fixed in loading stand by column, and the setting of third infrared sensor is positioning below platen, the Whether in place three infrared sensors for detecting battery;Third cylinder is mounted below positioning platen by folded plate;Turning rolls is used In installation idler wheel, turning rolls is arranged on third Telescopic-cylinder end;Clamp system is two, is separately fixed at the two of positioning platen Side, two are oppositely arranged for clamping battery;
Clamp system includes fold bar, fold bar mounting base, clamps edge, moving rail, plush copper pin shaft and the first spring;It turns over The shaft of pole is fitted in fold bar mounting base, and fold bar mounting base upper end is fixed at the lower surface of adapter frame plate On, it clamps edge and is mounted on moving rail by screw;There is plush copper in plush copper pin shaft one end, and the other end is arranged in moving rail, turns over Pole mounting base is fitted in plush copper pin shaft by prismatic pair;First spring is socketed between plush copper and fold bar mounting base Plush copper pin shaft on.
Preferably, flat transplantation device include translation transporting supports, mobile mould group, the second limit sensors, the 4th cylinder, Second linear guide rail assembly, liftable mounting plate, the second suction cup carrier and the second sucker;Transporting supports are translated to be arranged in loading stand On, mobile mould group is horizontally installed on translation transporting supports, the first slide plate transverse shifting in mobile mould group;4th cylinder is vertical It is fixed on the first slide plate;Second linear guide rail assembly includes the sliding rail and slide being cooperatively connected by prismatic pair, lifting installation Plate is mounted on the first slide plate by the second linear guide rail assembly, and the telescopic end of the 4th cylinder is fixedly connected with liftable mounting plate, 4th cylinder controls liftable mounting plate and moves up and down;Second limit sensors are separately positioned on the first slide plate and liftable mounting plate On, the second limit sensors are used to limit highest point position and the lowest point of liftable mounting plate lifting;Second sucker is set up It sets on liftable mounting plate, the second sucker is mounted in the second suction cup carrier.
Preferably, OCV test device includes fixed bottom plate, the 5th cylinder, third linear guide assembly, right angle frame, the Six cylinders, metallic test head mounting rack, metallic test head and fixed felt;Fixed bottom plate is mounted in loading stand, right angle frame It is mounted on fixed bottom plate by third linear guide assembly;5th cylinder is fixed on fixed bottom plate, and the 5th cylinder is stretched Contracting end is mutually fixedly connected with right angle frame, and the 5th cylinder controls right angle frame linear movement;Fixation is located at right angle frame to 6th cylinder vertically On, metallic test head is mounted on the 6th Telescopic-cylinder end by metallic test head mounting rack;Fixed felt is arranged in right angle frame On, fixed felt position is in below metallic test head, and fixed felt and metallic test head are located on same vertical axis, is operated When lithium battery be between fixed felt and metallic test head.
Preferably, tab cutting device include the 7th cylinder, cut bottom plate, the 4th linear guide rail assembly, cut support, Garbage collection box, the 8th cylinder, the 5th linear guide rail assembly, bottom knife, cutter and lifting knife rest;Bottom plate is cut to be mounted on It fills on platen, cuts support and be mounted on by the 4th linear guide rail assembly and cut on bottom plate;7th cylinder, which is fixed at, to be cut On bottom plate, the connection of the 7th Telescopic-cylinder end cuts support, and the control of the 7th cylinder cuts support and moves along the 4th linear guide rail assembly; 8th cylinder, which is vertically arranged in, to be cut on support, and lifting knife rest is mounted on by the 5th linear guide rail assembly cuts support vertical plate On, lifting knife rest is connected on the output shaft of the 8th cylinder;Bottom knife, which is fixed at, to be cut on support, and cutter setting is rising It drops on knife rest, bottom knife be in cutter lower section, and bottom knife and cutter be located on same vertical axis, when operation at lithium battery Between bottom knife and cutter;The setting of garbage collection box is being cut in support, and garbage collection box position is in below bottom knife.
Preferably, rotating-table apparatus includes worm type of reduction gearing, the 4th motor, the 4th V belt translation component, encoder group Part, four degree dials, fixture tripping-gear, nickel sheet tripping-gear and fixture;Worm type of reduction gearing is mounted on installation by bolt On platen;4th motor is arranged below loading stand, and the 4th motor connects worm and gear by the 4th V belt translation component and slows down Device, setting encoder component is for controlling four degree dials rotation on worm type of reduction gearing;Four degree dials are mounted on worm and gear On reducer output shaft, four stations are set in four degree dials, are battery loading station, nickel sheet feeding station, Welder respectively Position and discharge station are respectively provided with fixture on each station;Battery loading station position corresponds to positioning table, nickel sheet feeding station Position corresponds to nickel sheet feeding platform, and welding post position corresponds to laser soldering device, the corresponding discharging manipulator dress in discharge station position It sets;Fixture tripping-gear is arranged in loading stand, and fixture tripping-gear is two groups, and two groups of fixture tripping-gears are respectively to battery Fixture on feeding station and discharge station is operated;
Nickel sheet tripping-gear is arranged in loading stand, and nickel sheet tripping-gear is two groups, two groups of nickel sheet tripping-gear difference Fixture in nickel sheet feeding station and discharge station is operated;
Fixture tripping-gear includes the 9th cylinder fixed seat, the 9th cylinder, the 4th infrared sensor, the second idler wheel mounting base With the second idler wheel;9th cylinder is mounted in loading stand by the 9th cylinder fixed seat, and the second idler wheel is pacified by the second idler wheel Dress seat is mounted on the 9th Telescopic-cylinder end, and for two idler wheels at being arranged vertically, the 4th infrared sensor is mounted on the installation of the second idler wheel On seat;
Fixture includes bottom plate, side block blocks, the second clamp system, mobile pedestal, second spring and nickel sheet gripping block;Bottom plate is solid Fixed to be arranged in four degree dials, aperture is detected for the 4th infrared sensor on bottom plate;Side block blocks are fixed on bottom plate;Second folder Tight mechanism is mounted on bottom plate;Mobile pedestal is mounted in the square hole of bottom plate left end, and nickel sheet gripping block is coupled by prismatic pair In mobile pedestal, nickel sheet gripping block is pressed on the right side of square hole by the second spring of compression;
Nickel sheet tripping-gear includes erection support, the tenth cylinder and driving lever;Erection support is arranged in loading stand, and the tenth Cylinder level is fixed on erection support, and driving lever is mounted on the tenth cylinder.
Preferably, laser soldering device includes lifting column, handwheel, lifter plate, bonding machine connection frame and laser welding Machine;Lifting column is fixed in loading stand, and lifting column adjusts the height of lifter plate by rotation handwheel;Bonding machine connects It connects frame to be arranged on lifter plate, laser-beam welding machine is fixed on bonding machine connection frame;Laser-beam welding machine is by control assembly control System.
Preferably, discharging conveyor belts device includes discharging support, guide article, discharging conveyor belt, the 5th motor, discharging Roller and the 5th V belt translation component;Discharging support is arranged in loading stand, and guide item is mounted on discharging support;Guide item position Above discharging conveyor belt, guide feed end is provided with skewed slot being processed into gradually constraint discharging conveyor belt Product;5th motor is mounted on discharging support, and the 5th motor is transferred power on discharging roller by the 5th V belt translation component, The roller that discharges drives discharging conveyor belt movement.
Using the welding method of the lithium battery pole ear of above-mentioned technical proposal, advantage is to be automatically performed battery OCV test, pole The finishing of ear pattern, tab and nickel sheet welding, it is high in machining efficiency.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of the embodiment of the present invention.
Fig. 2 is the configuration schematic diagram of the lifting feeding device of the embodiment of the present invention.
Fig. 3 is the configuration schematic diagram of the feeding manipulator device of the embodiment of the present invention.
Fig. 4 is the configuration schematic diagram of the feeding conveyer belt device of the embodiment of the present invention.
Fig. 5 is the structural blast structural schematic diagram of the positioning table of the embodiment of the present invention.
Fig. 6 is the configuration schematic diagram of the clamp system of the embodiment of the present invention.
Fig. 7 is the configuration schematic diagram of the flat transplantation device of the embodiment of the present invention.
Fig. 8 is the configuration schematic diagram of the mobile mould group of the embodiment of the present invention.
Fig. 9 is the configuration schematic diagram of the OCV test device of the embodiment of the present invention.
Figure 10 is the configuration schematic diagram of the tab cutting device of the embodiment of the present invention.
Figure 11 is the configuration schematic diagram of the rotating-table apparatus of the embodiment of the present invention.
Figure 12 is the configuration schematic diagram of the fixture tripping-gear of the embodiment of the present invention.
Figure 13 is the configuration schematic diagram of the fixture of the embodiment of the present invention.
Figure 14 is the configuration schematic diagram of the nickel sheet tripping-gear of the embodiment of the present invention.
Figure 15 is the structural schematic diagram of the nickel sheet feeding platform of the embodiment of the present invention.
Figure 16 is the configuration schematic diagram of the laser soldering device of the embodiment of the present invention.
Figure 17 is the configuration schematic diagram of the discharging robot device of the embodiment of the present invention.
Figure 18 is the configuration schematic diagram of the discharging conveyor belts device of the embodiment of the present invention.
Specific embodiment
The present invention is described further below with reference to Fig. 1-Figure 18.
The welding method of lithium battery pole ear, successively includes the following steps:
(1) lithium battery in charging tray is transported in feeding conveyer belt device by battery loading, feeding manipulator device, lithium electricity Pond carries out feeding in feeding conveyer belt device;
(2) OCV is tested, and lithium battery is carried to and OCV test device position by flat transplantation device from feeding conveyer belt device It sets in corresponding positioning table, OCV test device carries out OCV test to the battery in positioning table;
(3) tab cutting, flat transplantation device will complete the lithium battery that OCV is tested and be transported to and tab sanction from positioning table On the corresponding positioning table in cutting apparatus position, the lithium battery in the positioning table of tab cutting device position carries out tab sanction It cuts;
(4) feeding is welded, the lithium battery for completing tab cutting is transported to the battery loading of four degree dials by flat transplantation device Station a;Nickel sheet is put into the nickel sheet feeding station b of four degree dials;
(5) it welds, at four degree dials welding post c, nickel sheet is welded on the tab of lithium battery by laser soldering device;
(6) blanking, discharging robot device will complete the lithium battery of nickel sheet and tab welding from four indexing discharge station d It is carried to discharging conveyor belts device, lithium battery is transported by discharging conveyor belts device.
The welding method of above-mentioned lithium battery pole ear is realized, equipment packet by the lithium battery pole ear equipment as shown in Fig. 1-Figure 18 Include loading stand 13 and lifting feeding device 1, feeding manipulator device 2, feeding conveyer belt device 3, positioning table thereon 4, flat transplantation device 5, OCV test device 6, tab cutting device 7, rotating-table apparatus 8, nickel sheet feeding platform 9, laser soldering device 10, discharge robot device 11 and discharging conveyor belts device 12.
Lifting feeding device 1 increases displacement volume for placing the charging tray for being loaded with lithium battery;Feeding manipulator device 2 is used It is transported in feeding conveyer belt device 3 in by the lithium battery gone up and down in feeding device 1;Feeding conveyer belt device 3 is fixed at In loading stand 13, the feeding of lithium battery from left to right is realized;There are two positioning tables 4, to be processed for positioning placement Lithium battery realizes OCV test and tab cutting process respectively at this;Flat transplantation device 5 is fixed in loading stand 13, For realizing lithium battery in conveyer belt apparatus 3, two, the material movements between positioning table 4 and rotating-table apparatus 8;OCV test dress Set 6 and tab cutting device 7 respectively correspond a positioning table 4, OCV test device 6 is to the lithium battery on positioning table 4 Open-circuit voltage test is carried out, tab cutting device 7 carries out tab cutting operation to the lithium battery on positioning table 4;Turntable dress It sets 8 to be fixed in loading stand 13, carries out corresponding operating for carrying battery to corresponding station;Nickel sheet feeding platform 9 is fixed It is arranged in loading stand 13, for realizing by nickel sheet feeding to rotating-table apparatus 8;Laser soldering device 10 is in rotating-table apparatus 8 Nickel sheet and lithium battery pole ear carry out laser welding;Processing finished product in rotating-table apparatus 8 is carried to by discharging robot device 11 Discharging conveyor belts device 12;Discharging conveyor belts device is fixed in loading stand 13, for realizing the blanking of finished battery.
As shown in Fig. 2, lifting feeding device 1 include down fixing rack 14, lateral side baffle 15, the first infrared sensor 16, Crane 17, charging tray shelves item 18, the first lead screw transmission component 19, first motor 110, first band transmission component 111, empty tray are put Set box 112 and the first limit sensors 113;The lower plate of down fixing rack 14 is fixed in loading stand 13, lateral side baffle 15 are fixed on down fixing rack 14, and 15 upper end of lateral side baffle is provided with outside flanging, and charging tray is facilitated to be placed in;First is red Outer sensor 16 is fixed on 14 upper flat plate of down fixing rack, for controlling the height of the rising of crane 17;Crane 17 It is fitted to by linear bearing in the four columns of down fixing rack 14,17 upper end of crane is provided with for positioning charging tray The charging tray shelves item 18 of e;First lead screw transmission component 19 includes the lead screw and feed screw nut cooperated by screw pair, lead screw two End is mounted on about 14 two plate of down fixing rack, and feed screw nut is mutually fixedly connected with the lower plate of crane 17;First electricity Machine 110 is fixed on down fixing rack 14, and first band transmission component 111 includes active synchronization wheel, driven synchronizing wheel and same Band is walked, active synchronization wheel and driven synchronizing wheel are separately mounted to the output shaft and the first lead screw transmission component 19 of first motor 110 Lead screw shaft on;Empty tray holder 112 is arranged in loading stand 13, is located at 14 other side of down fixing rack, and empty tray is put It sets there are space placement feeding conveyer belt device 3 among box 112, empty tray holder 112 is for collecting empty magazine, by feeder Tool arm device 2, which is realized, to be carried;The first limit sensors 113 are provided on down fixing rack 14 for controlling the lifting of crane 17 Range.
It goes up and down feeding device 1 at work, is driven by first motor 110, drive and rise by the first lead screw transmission component 19 It drops frame 17 and realizes lifting, be used to stack charging tray e in crane 17, charging tray rising stops after being detected by the first infrared sensor 16 Only, the lithium battery in charging tray e is carried by feeding manipulator device 2, moves rear empty tray empty by feeding manipulator device 2 and is transported to sky Charging tray holder 112 is completed to collect, and then crane 17 continues to rise the height of a charging tray thickness, continues to carry next material Disk improves the capacity of work.
As shown in figure 3, feeding manipulator device 2 includes feeding portal frame 21, the second motor 22, the second V belt translation component 23, the first linear guide rail assembly 24, belt gripping block 25, traversing mounting plate 26, the first cylinder 27,28 and of the first sucker mounting rack First sucker 29;Feeding portal frame 21 is fixed in loading stand 13, and the second motor 22 is mounted on feeding portal frame 21;It is traversing Mounting plate 26 is mounted on feeding portal frame 21 by the first linear guide rail assembly 24, and the second V belt translation component 23 is mounted on feeding On portal frame 21, the second motor 22 exports the second V belt translation of axis connection component 23;Traversing mounting plate 26 passes through belt gripping block 25 It is fixedly connected with traversing 26 phase of mounting plate, realizes power transmitting;First cylinder 27 is vertically arranged on traversing mounting plate 26, and first 27 telescopic end of cylinder is connected with the first sucker mounting rack 28, and the first sucker 29 is mounted on the first sucker mounting rack 28.
Feeding manipulator device 2 at work, is driven by the second motor 22, is driven by the second V belt translation component 23, band It moves traversing mounting plate 26 to move along 24 direction of the first linear guide rail assembly, drives the first sucker mounting rack 28 real by the first cylinder 27 It now goes up and down, it is thus achieved that the two dimensional motion of the first sucker 29 in perpendicular, is realized by the first sucker 29 and draw lithium battery And empty tray.
As shown in figure 4, feeding conveyer belt device 3 includes that feeding conveys chassis 31, the second motor 32, third V belt translation component 33, stock guide 34, the second cylinder 35, binder item 36 and feeding conveyor belt 37;Feeding conveying chassis 31 is fixed on loading stand On 13, the second motor 32 is fixedly mounted on feeding conveying chassis 31, imparts power to material by third V belt translation component 33 Convey the roller of chassis 31;Stock guide 34 is fixedly mounted on feeding conveying chassis 31, and angle, guide are provided on stock guide 34 Plate 34 is used to be gradually reduced the channel width of lithium battery;Second cylinder 35 is fixed at feeding conveying 31 end of chassis, binder Item 36 is connected with 35 telescopic end of the second cylinder;Feeding conveyor belt 37 is mounted on feeding conveying chassis 31;Second infrared biography Sensor 38 is fixed on feeding conveying chassis 31.Feeding conveyer belt device 3 drives feeding at work, by the second motor 32 Conveyor belt 37 moves, and drives lithium battery thereon to move from left to right by feeding conveyor belt 37, the pact by stock guide 34 Beam is moved close to 34 side of stock guide, after moving to right end and being detected by the second infrared sensor 38, feeding conveyor belt 37 stop motions, the second cylinder 35 start to shrink, and binder item 36 is driven to move, to realize that the clamping to lithium battery positions, mention The accuracy rate that high flat transplantation device 5 is carried.
Positioning table 4 is that structure is two identical, is the first positioning table and the second positioning table respectively.OCV 6 position of test device corresponds to the first positioning table;7 position of tab cutting device corresponds to the second positioning table;
As shown in Figure 5 and Figure 6, positioning table 4 include positioning platen 41, third infrared sensor 42, third cylinder 43, Turning rolls 44, idler wheel 45 and clamp system 46;Positioning platen 41 is fixed in loading stand 13 by column, third infrared sensing For the setting of device 42 below positioning platen 41, third infrared sensor 42 controls third cylinder for whether in place to detect battery 43 work;Third cylinder 43 is mounted on 41 lower section of positioning platen by folded plate 47;Turning rolls 44 is for installing idler wheel 45, turning rolls 44 are arranged on 43 telescopic end of third cylinder;Clamp system is two, and 46 are separately fixed at the two sides of positioning platen 41, two phases To setting for clamping battery f.Rise in use, third cylinder 43 controls idler wheel 45, so that clamp system 46 be made to work.
Clamp system 46 includes fold bar 461, fold bar mounting base 462, clamps edge 463, moving rail 464, plush copper pin Axis 465 and the first spring 466;The shaft of fold bar 461 is fitted in fold bar mounting base 462, turns down 462 upper end of bar mounting base It is fixed on the lower surface of adapter frame plate, clamps edge 463 and be mounted on moving rail 464 by screw, a left side may be selected Right hole position adapts to different size of battery;There is plush copper in 465 one end of plush copper pin shaft, and the other end is arranged in moving rail 464, fold Bar mounting base 462 is fitted in plush copper pin shaft 465 by prismatic pair;First spring 466 is socketed in plush copper and fold bar peace It fills on the plush copper pin shaft 465 between seat 462.
Clamp system 46 pushes fold bar 461 to rotate clockwise around axis, to push in use, when idler wheel 45 rises It clamps edge 463 to move to the right, so that placement region becomes larger, after lithium battery f is put, third cylinder 43 is shunk, clamping machine Structure 46 resets under the action of the first spring 466, to clamp battery, is allowed to position, precisely work convenient for other devices.
As shown in Figure 7 and Figure 8, flat transplantation device 5 includes translation transporting supports 51, the mobile limit of mould group 52, second sensing Device 53, the 4th cylinder 54, the second linear guide rail assembly 55, liftable mounting plate 56, the second suction cup carrier 57 and the second sucker 58;Translation Transporting supports 51 are arranged in loading stand 13, and mobile mould group 52 is horizontally installed on translation transporting supports 51, the first slide plate 524 The transverse shifting in mobile mould group 52;4th cylinder 54 is fixed on the first slide plate 524 vertically;Second linear guide rail assembly 55 packet The sliding rail and slide being cooperatively connected by prismatic pair are included, liftable mounting plate 56 is mounted on first by the second linear guide rail assembly 55 On slide plate 524, the telescopic end of the 4th cylinder 54 is fixedly connected with liftable mounting plate 56, and the 4th cylinder 54 controls liftable mounting plate 56 It moves up and down;Second limit sensors 53 are separately positioned on the first slide plate 524 and liftable mounting plate 56, the second limit sensors 53 for limiting highest point position and the lowest point of the lifting of liftable mounting plate 56;The setting of second suction cup carrier 57 is installed in lifting On plate 56, the second sucker 58 is mounted in the second suction cup carrier 57, the second sucker 58 be horizontally arranged at interval it is multiple, adjacent second The distance between sucker 58 is identical as the distance between two positioning tables 4.
Flat transplantation device 5 at work, is moved horizontally by the mobile realization of mould group 52, and the 4th cylinder 54 realizes vertical motion, There are three suckers altogether in second suction cup carrier 57, can carry workpiece simultaneously, realize battery from feeding conveyer belt device 3 to positioning work The carrying and battery of 4 feeding of platform, battery between two positioning tables 4 are from positioning table 4 to the carrying of rotating-table apparatus 8.
Mobile mould group 52 includes third motor 521, feed screw nut seat 522, movable stand 523, the first slide plate 524, drag chain 525 With third infrared sensor 526;Third motor 521 is fixed on movable stand 523, has feed screw nut inside movable stand 523 The rotary motion of third motor 521 is changed into the translation of feed screw nut seat 522 by transmission mechanism;The fixed setting of first slide plate 524 On feed screw nut seat 522, drag chain 525 is provided on movable stand 523 to dispose conducting wire, movable stand 523 is arranged with third Infrared sensor 526, to control mobile distance.
As shown in figure 9, OCV test device 6 include fixed bottom plate 61, the 5th cylinder 62, third linear guide assembly 63, Right angle frame 64, the 6th cylinder 65, metallic test head mounting rack 66, metallic test head 67 and fixed felt 68;Fixed bottom plate 61 is pacified In loading stand 13, right angle frame 64 is mounted on fixed bottom plate 61 by third linear guide assembly 63;5th cylinder 62 It is fixed on fixed bottom plate 61,62 telescopic end of the 5th cylinder is fixedly connected with 64 phase of right angle frame, and the 5th cylinder 62 controls directly Corner bracket 64 moves linearly;Fixation is located on right angle frame 64 6th cylinder 65 vertically, and metallic test head 67 is pacified by metallic test head 66 are shelved to be mounted on 65 telescopic end of the 6th cylinder;Metallic test head 67 detects this for being in contact with the two poles of the earth of lithium battery f The open-circuit voltage of battery;Fixed felt 68 is arranged on right angle frame 64, and fixed 68 position of felt is in 67 lower section of metallic test head, Fixed felt 68 is located on same vertical axis with metallic test head 67, and lithium battery f is in fixation felt 68 and metal when operation Between measuring head 67.
OCV test device 6 at work, first drives right angle frame 64 along 63 side of third linear guide assembly by the 5th cylinder 62 To movement, close to the lithium battery f in positioning table 4;Metallic test head 67 is driven to move downward by the 6th cylinder 65 again, until Metallic test head 67 is in contact with the tab of lithium battery f, to test out its open-circuit voltage.
As shown in Figure 10, tab cutting device 7 include the 7th cylinder 71, cut bottom plate 72, the 4th linear guide rail assembly 73, Cut support 74, garbage collection box 75, the 8th cylinder 76, the 5th linear guide rail assembly 77, bottom knife 78, cutter 79 and lifting Knife rest 710;It cuts bottom plate 72 to be mounted in loading stand 13, cuts support 74 by the 4th linear guide rail assembly 73 and be mounted on sanction It cuts on bottom plate 72;7th cylinder 71, which is fixed at, to be cut on bottom plate 72, and the connection of 71 telescopic end of the 7th cylinder cuts support 74, the The control of seven cylinders 71 cuts support 74 and moves along the 4th linear guide rail assembly 73;8th cylinder 76, which is vertically arranged in, cuts support 74 On, lifting knife rest 710 is mounted on by the 5th linear guide rail assembly 77 and is cut on 74 vertical plate of support, and lifting knife rest 710 is connected to On the output shaft of 8th cylinder 76;Bottom knife 78, which is fixed at, to be cut on support 74, and the setting of cutter 79 is in lifting knife rest 710 On, bottom knife 78 is in the lower section of cutter 79, and bottom knife 78 and cutter 79 are located on same vertical axis, lithium battery when operation F is between bottom knife 78 and cutter 79;The setting of garbage collection box 75 is being cut in support 74, at 75 position of garbage collection box Cleaning can be extracted for collecting the waste material of cutting in 78 lower section of bottom knife.
Tab cutting device 7 cuts support 74 along the 4th linear guide rail assembly 73 at work, by the drive of the 7th cylinder 71 Direction is mobile, close to positioning table 4;Then the 8th cylinder 76 control cutter 79 decline, cutter 79 decline during with It is cut when bottom knife 78 contacts in the lithium battery pole ear between bottom knife 78 and cutter 79, waste material falls into waste material receipts Collect box 75 to complete to collect, makes the tab of lithium battery keep identical length by the process, facilitate following process.
As shown in Figure 11, Figure 12, Figure 13 and Figure 14, rotating-table apparatus 8 include worm type of reduction gearing 81, the 4th motor 82, 4th V belt translation component 83, encoder component 85, four degree dials 86, fixture tripping-gear 87, nickel sheet tripping-gear 88 and fixture 89。
Worm type of reduction gearing 81 is mounted in loading stand 13 by bolt, adjusts 84 adjusting position of screw by pedestal; 4th motor 82 is arranged below loading stand 13, and the 4th motor 82 connects worm and gear by the 4th V belt translation component 83 and slows down Device 81, setting encoder component 85 is for controlling 90 degree of the rotation every time of four degree dials 86 on worm type of reduction gearing 81;Four indexing Disk 86 is mounted on 81 output shaft of worm type of reduction gearing, and four stations are arranged in four degree dials 86, are battery loading work respectively Position a, nickel sheet feeding station b, welding post c and discharge station d are respectively provided with fixture 89 on each station;Battery loading station a Corresponding positioning table 4 is set, the position nickel sheet feeding station b corresponds to nickel sheet feeding platform 9, and the position welding post c corresponds to laser welding Device 10, the corresponding discharging robot device 11 in the position discharge station d;Fixture tripping-gear 87 is arranged in loading stand 13, folder Having tripping-gear 87 is two groups, and two groups of fixture tripping-gears 87 are respectively to the fixture 89 on battery loading station a and discharge station d It is operated.
Nickel sheet tripping-gear 88 is arranged in loading stand 13, and nickel sheet tripping-gear 88 is two groups, and two groups of nickel sheet unclamp machine Structure 88 respectively operates the fixture 89 on nickel sheet feeding station b and discharge station d.
Rotating-table apparatus 8 is in use, the 4th motor 82 drives 90 degree of the rotation every time of worm type of reduction gearing 81;In battery loading At station a, fixture tripping-gear 87 unclamps fixture 89, realizes the feeding of lithium battery, at nickel sheet feeding station b, by nickel sheet Tripping-gear 88 unclamps the nickel sheet clamp system of fixture 89, clamps again after nickel sheet feeding;At welding post c, nickel sheet is carried out With the welding of lithium battery;At discharge station d, finished work-piece is unclamped by nickel sheet tripping-gear 88 and fixture tripping-gear 87, by Discharging robot device 11 transports.
Fixture tripping-gear 87 includes the 9th cylinder fixed seat 871, the 9th cylinder 872, the 4th infrared sensor 873, the Second wheel mounting base 874 and the second idler wheel 875;9th cylinder 872 is mounted on loading stand 13 by the 9th cylinder fixed seat 871 On, the second idler wheel 875 is mounted on 872 telescopic end of the 9th cylinder by the second idler wheel mounting base 874, and two idler wheels are at vertical cloth It sets, the 4th infrared sensor 873 is mounted in the second idler wheel mounting base 874;
Fixture tripping-gear 87 at work, when the 4th infrared sensor 873 detect lithium battery be located at fixture 89 just on Fang Hou, driving the 9th cylinder 872 elongation, drives the second idler wheel 875 to rise, so that the range of fixture 89 increases, when battery is placed in The 9th cylinder 872 is shunk afterwards, and fixture 89 is fixedly clamped under the reset response of spring.
Fixture 89 includes bottom plate 891, side block blocks 892, the second clamp system 893, mobile pedestal 894,895 and of second spring Nickel sheet gripping block 896;Bottom plate 891 is fixed in four degree dials 86, and aperture is used for the 4th infrared sensor on bottom plate 891 873 detections;Side block blocks 892 are fixed on bottom plate 891, for blocking lithium battery side;Second clamp system 893 is mounted on bottom plate On 891,893 structure of the second clamp system is identical as clamp system 46;Mobile pedestal 894 is mounted on 891 left end square hole g of bottom plate Interior, nickel sheet gripping block 896 is fitted in mobile pedestal 894 by prismatic pair, by the second spring 895 of compression by nickel sheet Gripping block 896 is pressed on the right side of square hole g.
At work, the second clamp system 893 is unclamped fixture 89 by fixture tripping-gear 87, increases range, to lithium battery After being put into, the second clamp system 893 clamps lithium battery under the action of the spring, and nickel sheet gripping block 896 is pressed under the action of the spring Left side is moved right nickel sheet gripping block 896 by nickel sheet tripping-gear 88 at station b, at this time by manually by nickel sheet feeding, then Nickel sheet tripping-gear 88 resets, so that nickel sheet is clamped in fixture 89 by nickel sheet gripping block 896, places and shifts in rotation process.
Nickel sheet tripping-gear 88 includes erection support 881, the tenth cylinder 882 and driving lever 883;The setting of erection support 881 exists In loading stand 13,882 level of the tenth cylinder is fixed on erection support 881, and driving lever 883 is mounted on the tenth cylinder 882 On.
Nickel sheet tripping-gear 88 drives driving lever 883 to be moved to the left at work, by the tenth cylinder 882, stirs nickel sheet clamping Block 896 moves to left, and is allowed to unclamp, is then put into nickel sheet;Tenth cylinder 882 elongation after being put into, so that nickel sheet gripping block 896 is second The effect of spring 895 is lower to clamp nickel sheet.
As shown in figure 15, nickel sheet feeding platform 9 is mounted in loading stand 13 by column 91;
As shown in figure 16, laser soldering device 10 includes lifting column 101, handwheel 102, lifter plate 103, bonding machine connection Frame 104 and laser-beam welding machine 105;Lifting column 101 is fixed in loading stand 13, and lifting column 101 passes through rotation hand Wheel 102 adjusts the height of lifter plate 103;Bonding machine connection frame 104 is arranged on lifter plate 103, and the fixation of laser-beam welding machine 105 is set It sets on bonding machine connection frame 104;The parameters such as the laser energy of laser-beam welding machine 105 can be controlled by control assembly 116.
Laser soldering device 10 in use, laser-beam welding machine 105 bottom face lithium battery pole ear and nickel sheet contact position, will It welds together.
As shown in figure 17, discharging robot device 11 is for removing the battery in the fixture 89 of 8 discharge station d of rotating-table apparatus It transports in discharging conveyor belts device 12.11 structure of robot device that discharges is identical as feeding manipulator device 2.
As shown in figure 18, discharging conveyor belts device 12 is connected with discharging 11 phase of robot device, discharging conveyor belts device 12 Including discharging support 121, guide article 122, discharging conveyor belt 123, the 5th motor 124, discharging roller 125 and the 5th V belt translation Component 126;Discharging support 121 is arranged in loading stand 13, and guide item 122 is mounted on discharging support 121;Guide item 122 Above discharging conveyor belt 123,122 feed end of guide item is provided with skewed slot for gradually constraint discharging conveyor belt 123 On processing finished product, make finished battery on the same line;5th motor 124 is mounted on discharging support 121, the 5th motor 124 are transferred power on discharging roller 125 by the 5th V belt translation component 126, and discharging roller 125 drives discharging conveyor belt 123 movements.
Discharging conveyor belts device 12 drives discharging conveyor belt 123 to transport from left to right at work, by the 5th motor 124 Dynamic, finished work-piece is placed in discharging conveyor belt 123 by discharging robot device 11, by the specification of guide item 122, finished product Straight line is kept to transport working machine in discharging conveyor belt 123.
When work, charging tray and its interior battery are risen by lifting feeding device 1, and feeding manipulator device 2 is by battery From being carried in feeding conveyer belt device 3 in charging tray, empty tray is also carried to empty tray holder by feeding manipulator device 2 112;Battery is transported in the first positioning table by flat transplantation device 5 from feeding conveyer belt device 3, and OCV test device 6 is to Battery on one positioning table carries out OCV test, and battery is carried to second from the first positioning table again by flat transplantation device 5 Positioning table, tab cutting device 7 carry out tab cutting to the battery on the second positioning table, and flat transplantation device 5 again will Battery on second positioning table is transported in the fixture 89 of battery loading station a of rotating-table apparatus 8, and rotating-table apparatus 8 rotates, Nickel sheet feeding platform 9 completes the feeding of nickel sheet in nickel sheet feeding station b, and laser soldering device 10 is completed in welding post c, discharging machine Finished work-piece on discharge station d is carried to discharging conveyor belts device 12 by tool arm device 11, is transported by discharging conveyor belts device 12.

Claims (8)

1. the welding method of lithium battery pole ear, it is characterised in that successively include the following steps:
Lithium battery in charging tray is transported in feeding conveyer belt device by battery loading, feeding manipulator device, and lithium battery is upper Feeding is carried out in material conveyer belt apparatus;
Lithium battery is carried to corresponding with OCV test device position fixed by OCV test, flat transplantation device from feeding conveyer belt device In the workbench of position, OCV test device carries out OCV test to the lithium battery in positioning table;
Tab cutting, the lithium battery that flat transplantation device will complete OCV test is transported to from positioning table and tab cutting device On the corresponding positioning table in position, the lithium battery in the positioning table of tab cutting device position carries out tab cutting;
Feeding is welded, the lithium battery for completing tab cutting is transported to the battery loading station a of four degree dials by flat transplantation device;Nickel Piece is put into the nickel sheet feeding station b of four degree dials;
Welding, at four degree dials welding post c, nickel sheet is welded on the tab of lithium battery by laser soldering device;
The lithium battery for completing nickel sheet and tab welding is carried to by blanking, discharging robot device from four indexing discharge station d Discharging conveyor belts device, lithium battery are transported by discharging conveyor belts device;
Positioning table (4) include positioning platen (41), third infrared sensor (42), third cylinder (43), turning rolls (44), Idler wheel (45) and clamp system (46);Positioning platen (41) is fixed on loading stand (13) by column, third infrared sensing Device (42) setting is below positioning platen (41), and whether in place third infrared sensor (42) for detecting battery;Third cylinder (43) it is mounted below positioning platen (41) by folded plate (47);Turning rolls (44) is for installing idler wheel (45), turning rolls (44) It is arranged on third cylinder (43) telescopic end;Clamp system (46) is two, and two clamp systems (46) are separately fixed at positioning The two sides of platen (41), two clamp systems (46) are oppositely arranged for clamping battery;Clamp system (46) includes fold bar (461), bar mounting base (462) are turned down, clamp edge (463), moving rail (464), plush copper pin shaft (465) and the first spring (466);The shaft of fold bar (461) is fitted in fold bar mounting base (462), and the fixation of fold bar mounting base (462) upper end is set It sets on the lower surface of adapter frame plate, clamps edge (463) and be mounted on moving rail (464) by screw;Plush copper pin shaft (465) there is plush copper in one end, and the other end is arranged in moving rail (464), and fold bar mounting base (462) is coupled by prismatic pair In plush copper pin shaft (465);First spring (466) is socketed in plush copper and turns down the plush copper pin shaft between bar mounting base (462) (465) on.
2. the welding method of lithium battery pole ear according to claim 1, it is characterised in that lifting feeding device (1) includes rising Fixed frame (14), lateral side baffle (15), the first infrared sensor (16), crane (17), charging tray shelves item (18), the first lead screw drop Transmission component (19), first motor (110), first band transmission component (111), empty tray holder (112) and the first limit pass Sensor (113);Plate is fixed on loading stand (13) under down fixing rack (14), and lateral side baffle (15) is fixed at On down fixing rack (14), lateral side baffle (15) upper end is provided with outside flanging;First infrared sensor (16) fixed setting On down fixing rack (14) upper flat plate, for controlling the height of crane (17) rising;Crane (17) passes through linear bearing It is fitted on the column of down fixing rack (14), crane (17) upper end is provided with the charging tray shelves item for positioning charging tray e (18);First lead screw transmission component (19) includes the lead screw and feed screw nut cooperated by screw pair, the installation of lead screw both ends On down fixing rack (14) up and down two plates, feed screw nut is mutually fixedly connected with the lower plate of crane (17);First motor (110) it is fixed on down fixing rack (14);Empty tray holder (112) is arranged on loading stand (13), empty tray Holder (112) is intermediate, and there are spaces to place feeding conveyer belt device (3);The first limit biography is provided on down fixing rack (14) Sensor (113) is used to control the range of crane (17) lifting;
Feeding manipulator device (2) includes feeding portal frame (21), the second motor (22), the second V belt translation component (23), first Linear guide rail assembly (24), belt gripping block (25), traversing mounting plate (26), the first cylinder (27), the first sucker mounting rack (28) and the first sucker (29);Feeding portal frame (21) is fixed on loading stand (13), and the second motor (22) is mounted on feeding On portal frame (21);Traversing mounting plate (26) is mounted on feeding portal frame (21) by the first linear guide rail assembly (24), the Two V belt translation components (23) are mounted on feeding portal frame (21), and the second motor (22) exports the second V belt translation of axis connection component (23);Traversing mounting plate (26) is mutually fixedly connected by belt gripping block (25) with traversing mounting plate (26);First cylinder (27) It being vertically arranged on traversing mounting plate (26), the first cylinder (27) telescopic end is connected with the first sucker mounting rack (28), and first Sucker (29) is mounted on the first sucker mounting rack (28);
Feeding conveyer belt device (3) includes feeding conveying chassis (31), the second motor (32), third V belt translation component (33), leads Flitch (34), the second cylinder (35), binder item (36) and feeding conveyor belt (37);Feeding conveying chassis (31) is fixed on installation On platen (13), the second motor (32) is fixedly mounted in feeding conveying chassis (31), will by third V belt translation component (33) The roller of power transmitting feed conveying chassis (31);Stock guide (34) is fixedly mounted in feeding conveying chassis (31), stock guide (34) angle is provided on, stock guide (34) is used to be gradually reduced the channel width of lithium battery;Second cylinder (35) fixed setting Chassis (31) end is conveyed in feeding, binder item (36) is connected with the second cylinder (35) telescopic end;Feeding conveyor belt (37) It is mounted in feeding conveying chassis (31);Second infrared sensor (38) is fixed in feeding conveying chassis (31).
3. the welding method of lithium battery pole ear according to claim 1, it is characterised in that flat transplantation device (5) includes translation Transporting supports (51), mobile mould group (52), the second limit sensors (53), the 4th cylinder (54), the second linear guide rail assembly (55), liftable mounting plate (56), the second suction cup carrier (57) and the second sucker (58);Transporting supports (51) are translated to be arranged in erecting bed On plate (13), mobile mould group (52) are horizontally installed in translation transporting supports (51), and the first slide plate (524) is in mobile mould group (52) Upper transverse shifting;4th cylinder (54) is fixed on the first slide plate (524) vertically;Second linear guide rail assembly (55) includes passing through The sliding rail and slide that prismatic pair is cooperatively connected, liftable mounting plate (56) are mounted on first by the second linear guide rail assembly (55) and slide On plate (524), the telescopic end of the 4th cylinder (54) is fixedly connected with liftable mounting plate (56), the 4th cylinder (54) control lifting peace Loading board (56) moves up and down;Second limit sensors (53) are separately positioned on the first slide plate (524) and liftable mounting plate (56), Second limit sensors (53) are used to limit the highest point position and lowest point of liftable mounting plate (56) lifting;Second sucker Frame (57) is arranged on liftable mounting plate (56), and the second sucker (58) is mounted on the second suction cup carrier (57).
4. the welding method of lithium battery pole ear according to claim 1, it is characterised in that OCV test device (6) includes solid Determine bottom plate (61), the 5th cylinder (62), third linear guide assembly (63), right angle frame (64), the 6th cylinder (65), metallic test Head mounting rack (66), metallic test head (67) and fixation felt (68);Fixed bottom plate (61) are mounted on loading stand (13), directly Corner bracket (64) is mounted on fixed bottom plate (61) by third linear guide assembly (63);5th cylinder (62) is fixed at Determine on bottom plate (61), the 5th cylinder (62) telescopic end is mutually fixedly connected with right angle frame (64), and the 5th cylinder (62) controls right angle frame (64) it moves linearly;Fixation is located on right angle frame (64) 6th cylinder (65) vertically, and metallic test head (67) passes through metallic test Head mounting rack (66) is mounted on the 6th cylinder (65) telescopic end;Fixed felt (68) are arranged on right angle frame (64), fixed hair Felt (68) position is in below metallic test head (67), and fixed felt (68) and metallic test head (67) are located at same vertical axis On, lithium battery is between fixed felt (68) and metallic test head (67) when operation.
5. the welding method of lithium battery pole ear according to claim 1, it is characterised in that tab cutting device (7) includes the Seven cylinders (71) cut bottom plate (72), the 4th linear guide rail assembly (73), cut support (74), garbage collection box (75), the 8th Cylinder (76), the 5th linear guide rail assembly (77), bottom knife (78), cutter (79) and lifting knife rest (710);Cut bottom plate (72) it is mounted on loading stand (13), cuts support (74) and be mounted on by the 4th linear guide rail assembly (73) and cut bottom plate (72) on;7th cylinder (71), which is fixed at, to be cut on bottom plate (72), and the connection of the 7th cylinder (71) telescopic end cuts support (74), it is mobile along the 4th linear guide rail assembly (73) to cut support (74) for the control of the 7th cylinder (71);8th cylinder (76) is vertical It is arranged on cutting support (74), lifting knife rest (710) is mounted on by the 5th linear guide rail assembly (77) and cuts support (74) On vertical plate, lifting knife rest (710) is connected on the output shaft of the 8th cylinder (76);Bottom knife (78), which is fixed at, cuts support (74) on, cutter (79) setting is in lifting knife rest (710), and bottom knife (78) is in below cutter (79), bottom knife (78) be located on same vertical axis with cutter (79), when operation lithium battery be in bottom knife (78) and cutter (79) it Between;Garbage collection box (75) setting is being cut in support (74), and garbage collection box (75) position is in below bottom knife (78).
6. the welding method of lithium battery pole ear according to claim 1, it is characterised in that rotating-table apparatus (8) includes worm gear snail Bar retarder (81), the 4th motor (82), the 4th V belt translation component (83), encoder component (85), four degree dials (86), fixture Tripping-gear (87), nickel sheet tripping-gear (88) and fixture (89);Worm type of reduction gearing (81) is mounted on installation by bolt On platen (13);For the setting of 4th motor (82) below loading stand (13), the 4th motor (82) passes through the 4th V belt translation component (83) worm type of reduction gearing (81) are connected, setting encoder component (85) is for controlling four points on worm type of reduction gearing (81) Scale (86) rotation;Four degree dials (86) are mounted on worm type of reduction gearing (81) output shaft, and four degree dials are arranged on (86) Four stations, are battery loading station a, nickel sheet feeding station b, welding post c and discharge station d respectively, on each station It is arranged fixture (89);The position battery loading station a corresponds to positioning table (4), and the position nickel sheet feeding station b corresponds to nickel sheet feeding Platform (9), the position welding post c correspond to laser soldering device (10), corresponding discharging robot device (11) in the position discharge station d; Fixture tripping-gear (87) is arranged on loading stand (13), and fixture tripping-gear (87) is two groups, two groups of fixture tripping-gears (87) fixture (89) on battery loading station a and discharge station d is operated respectively;
Nickel sheet tripping-gear (88) is arranged on loading stand (13), and nickel sheet tripping-gear (88) is two groups, and two groups of nickel sheet are unclamped Mechanism (88) respectively operates the fixture (89) on nickel sheet feeding station b and discharge station d;
Fixture tripping-gear (87) includes the 9th cylinder fixed seat (871), the 9th cylinder (872), the 4th infrared sensor (873), the second idler wheel mounting base (874) and the second idler wheel (875);9th cylinder (872) passes through the 9th cylinder fixed seat (871) It is mounted on loading stand (13), the second idler wheel (875) is mounted on the 9th cylinder (872) by the second idler wheel mounting base (874) Telescopic end, at being arranged vertically, the 4th infrared sensor (873) is mounted in the second idler wheel mounting base (874) two idler wheels;
Fixture (89) includes bottom plate (891), side block blocks (892), the second clamp system (893), mobile pedestal (894), the second bullet Spring (895) and nickel sheet gripping block (896);Bottom plate (891) is fixed on four degree dials (86), and aperture is used on bottom plate (891) It is detected in the 4th infrared sensor (873);Side block blocks (892) are fixed on bottom plate (891);Second clamp system (893) installation On bottom plate (891);Mobile pedestal (894) are mounted in bottom plate (891) square hole g, and nickel sheet gripping block (896) is matched by prismatic pair Conjunction is mounted in mobile pedestal (894), is compressed nickel sheet gripping block (896) by the second spring (895) of compression;
Nickel sheet tripping-gear (88) includes erection support (881), the tenth cylinder (882) and driving lever (883);Erection support (881) It is arranged on loading stand (13), the tenth cylinder (882) level is fixed on erection support (881), driving lever (883) installation On the tenth cylinder (882).
7. the welding method of lithium battery pole ear according to claim 1, it is characterised in that laser soldering device (10) includes Lifting column (101), handwheel (102), lifter plate (103), bonding machine connection frame (104) and laser-beam welding machine (105);Lifting is vertical Column (101) is fixed on loading stand (13), and lifting column (101) adjusts lifter plate (103) by rotation handwheel (102) Height;Bonding machine connection frame (104) is arranged on lifter plate (103), and laser-beam welding machine (105) is fixed at bonding machine company It connects on frame (104);Laser-beam welding machine (105) is controlled by control assembly (116).
8. the welding method of lithium battery pole ear according to claim 1, it is characterised in that discharging conveyor belts device (12) packet Include discharging support (121), guide article (122), discharging conveyor belt (123), the 5th motor (124), discharging roller (125) and the Five V belt translation components (126);Discharging support (121) is arranged on loading stand (13), and guide item (122) is mounted on discharging support (121) on;Guide item (122) is located above discharging conveyor belt (123), and guide item (122) feed end is provided with skewed slot and is used for The gradually processing finished product in constraint discharging conveyor belt (123);5th motor (124) is mounted on discharging support (121), and the 5th Motor (124) is transferred power in discharging roller (125) by the 5th V belt translation component (126), and discharging roller (125) drives Discharge conveyor belt (123) movement.
CN201810587577.5A 2018-06-08 2018-06-08 The welding method of lithium battery pole ear Expired - Fee Related CN108747005B (en)

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