CN103928712A - Hot-pressing formation machine and formation method thereof - Google Patents
Hot-pressing formation machine and formation method thereof Download PDFInfo
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- CN103928712A CN103928712A CN201410147715.XA CN201410147715A CN103928712A CN 103928712 A CN103928712 A CN 103928712A CN 201410147715 A CN201410147715 A CN 201410147715A CN 103928712 A CN103928712 A CN 103928712A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a hot-pressing formation machine. The hot-pressing formation machine comprises a rack, pushing plates, adjusting rods, adjusting mechanisms, retractable cylinders, a plurality of circuit boards and a plurality of hot-pressing plates, wherein fixed plates extend upwards from the two ends of the rack; sliding rods are arranged between the fixed plates and are respectively sleeved with the two ends of the hot-pressing plates and the pushing plates in a sliding manner; connection ropes are connected between the hot-pressing plates and the pushing plates, and between the adjacent two hot-pressing plates; the retractable cylinders are mounted at the output ends of the fixed plates and are connected with the pushing plates; the adjusting rods are arranged on the rack in a manner of sliding upwards and downwards; the circuit boards are fixedly connected with the adjusting rods; the adjusting mechanisms are arranged on the two fixed plates of the rack and drive the two ends of the adjusting rods to move upwards and downwards. The hot-pressing formation machine can be suitable for lithium batteries with different sizes; the quantity of equipment is reduced and the production cost is reduced. The invention further discloses a formation method.
Description
Technical field
The present invention relates to a kind of formation of Li-ion batteries equipment, relate in particular to a kind of lithium battery that can adapt to different size, reduce number of devices, the hot pressing reducing production costs changes into machine.
Background technology
Along with scientific and technological progress and the application of electronic equipment, lithium battery has been applied to the various aspects in life.The manufacturing process of the lithium battery of sheet generally comprises following operation: stir, be coated with, cold pressing, cut-parts, coiling (or lamination), fluid injection, change into, capacity etc.Wherein, changing into is a very crucial operation that improves the electric performance of lithium battery.Change into is that the battery of first moulding is passed into the process that suitable low current activates the active material of inside battery at electrode two ends.
Lithium battery generally need to be in HTHP power state in the process changing into, in prior art, by by heating plate energising heating, utilize cylinder that multiple heating plates are compressed, pressurize thereby can make to be positioned at when two lithium batteries between heating plate are realized heating; And by the side at heating plate, circuit board is set, make lithium battery in heating and pressurization, electrode slice is electrically connected with circuit board, and then energising changes into.But, existing changing in machine, because circuit board is fixed on the machine of changing into, and described heating plate can not carry out position adjustment, and lithium battery is packing into while changing into machine and must mate with the machine of changing into, thereby electrode slice is effectively connected with circuit board.But in the time that or size less lithium battery large to size change into, obviously, these change into machine and can not match with these lithium batteries, and adaptability is poor, therefore must use another kind to change into machine and mate with it; Increase with regard to the quantity that makes the machine that changes into like this, caused each utilization rate that changes into machine to decline, cause production cost Gao Mao.
Summary of the invention
The object of the present invention is to provide a kind of lithium battery that can adapt to different size, reduce number of devices, the hot pressing reducing production costs changes into machine.
Another object of the present invention is to provide a kind of chemical synthesizing method that formation effect is good that uses.
To achieve these goals, hot pressing provided by the invention changes into machine and comprises frame, push plate, adjusting lever, adjusting mechanism, telescoping cylinder, some circuit boards and heating platen, the two ends of described frame extend upward fixed head, between described fixed head, be provided with and be horizontally disposed sliding bar, the two ends of described heating platen and described push plate are socketed on respectively described sliding bar slidably, and described push plate is between described fixed head and heating platen foremost; Between described heating platen and described push plate and described in adjacent two, between heating platen, be provided with connecting strand, described telescoping cylinder is installed on described fixed head and output is connected with described push plate; Described adjusting lever is upper and lower to be arranged in described frame slidably, and described circuit board is fixedly connected with described adjusting lever and described circuit board is positioned at the side of a side of described heating platen; Described adjusting mechanism is arranged on two fixed heads of described frame and drives the two ends of described adjusting lever to move up and down.
Compared with prior art, because the present invention is by being socketed on described heating platen slidably on described sliding bar, and utilize telescoping cylinder to drive described push plate, thereby between heating platen, can clamp lithium battery described in can making two, and apply constant pressure when lithium battery is heated, to reach the needed condition that changes into; And, by adjusting lever being set in described frame, make the upper and lower slip of described adjusting lever energy, therefore, utilize adjusting mechanism to carry out upper and lower adjustment to described adjusting lever, thereby may drive the circuit board being fixed on described adjusting lever; In the time that the lithium battery of different size is changed into, can be by adjusting described adjusting lever, thereby reach the adjustment of the position to circuit board, thus make described circuit board can with the electrode slice contraposition of lithium battery, the electrode slice of lithium battery is electrically connected with circuit board effectively; Therefore, hot pressing of the present invention changes into the lithium battery of functional adaptation different size, has the lithium battery of different size for different batches, can use identical hot pressing to change into machine and change into, thereby reduce the quantity of formation device, effectively reduces production costs.
Preferably, described adjusting mechanism comprises screw mandrel, slide block and drives rotating disk, described screw mandrel is and is articulated in vertically described fixed head, described slide block is connected with described wire rod thread, described fixed head offers the elongated hole that is vertical, described adjusting lever is fixed through described elongated hole and described slide block, and one end of described driving rotating disk and described screw mandrel is fixed.Utilize the cooperation of described screw mandrel and slide block can make the two ends of described adjusting lever realize upper and lower adjusting, the precision regulating due to described screw mandrel is high, described slide block can carry out small movement, thereby can make the position of described circuit board realize accurate adjustment, guarantees the electrode slice contraposition with lithium battery.
Preferably, described hot pressing changes into machine and also comprises telescoping cylinder micro-adjusting mechanism, and described telescoping cylinder micro-adjusting mechanism comprises pair of L template, adjusts screw, fixed block, slide plate, pointer and scale; A pair of described L-type plate is fixed on described fixed head and forms vertical sliding tray, and described slide plate is upper and lower to be arranged in described sliding tray slidably; Described scale is fixed on the surface of described L-type plate, described telescoping cylinder is fixed on described slide plate, described pointer is fixed on described slide plate and is instructed in described scale, described fixed block is fixed on described fixed head, one end of described adjustment screw is threaded with described fixed block, and the other end and described slide plate are fixed.In the time that the lithium battery of different size is changed into, there is deviation in the center of the lithium battery of different size, when described telescoping cylinder pressurizes to described heating platen, the point of application may not be positioned at the center of lithium battery, just possibility build-up of pressure is inhomogeneous for this, impact changes into quality, therefore, adjust screw and slide plate by arranging, utilize the threaded adjusting of described adjustment screw, can make that described slide plate is upper and lower, fine setting, thereby the upper and lower fine setting of the output that drives described telescoping cylinder, reaches the object of adjusting the point of application.
Preferably, described telescoping cylinder is two-stage pneumohydraulic pressure-cylinder.Utilize described two-stage pneumohydraulic pressure-cylinder to realize lithium battery Quick-pressing, and larger pressure is provided.
Particularly, described two-stage pneumohydraulic pressure-cylinder comprises oil cylinder, cylinder and piston rod, described cylinder interior has the first air cavity, the second air cavity and the 3rd oil pocket, and described piston rod has three pistons and is placed in respectively in described the first air cavity, the second air cavity and the 3rd oil pocket; Described the first air cavity has the first import and first row gas port, and described the first import is communicated with the first source of the gas by electromagnetically operated valve; Described the second air cavity has the second import and inhales second row gas port, and described the second import is communicated with the second source of the gas by electromagnetically operated valve; Described the 3rd oil pocket has triple feed inlet and the 3rd exhaust outlet, and the latter half of described oil cylinder is equipped with hydraulic oil, and the first half is provided with the 4th import, and described triple feed inlet is communicated with described oil cylinder.
Preferably, the top edge of described heating platen is provided with guide triangular in shape.Described guide can guide lithium battery to move down, make its be accurately placed in two described between heating platen.
Hot pressing described above changes into a chemical synthesizing method for machine, comprises the following steps: hot pressing is changed into multiple heating platen energisings of machine, be heated to preset temperature; Lithium battery is positioned between two adjacent described heating platens; Described heating platen is exerted pressure, and described heating platen applies lasting pressure to lithium battery; Lithium battery is continued to discharge and recharge.
Preferably, the scope of described preset temperature is 77 to 83 degrees Celsius.
Particularly, described preset temperature is 80 degrees Celsius.
Preferably, discharging and recharging the time is 0.5 to 1 hour.
Brief description of the drawings
Fig. 1 is the structural representation that hot pressing of the present invention changes into machine.
Fig. 2 is that hot pressing of the present invention changes into the adjusting mechanism of machine and the structure chart of telescoping cylinder micro-adjusting mechanism.
Fig. 3 is the vertical view that hot pressing of the present invention changes into machine.
Fig. 4 is the cutaway view of A-A direction in Fig. 3.
Fig. 5 is the opposite side view that hot pressing of the present invention changes into machine.
Fig. 6 is the structural representation of telescoping cylinder of the present invention.
Fig. 7 is the flow chart that hot pressing of the present invention changes into the chemical synthesizing method of machine.
Embodiment
For the effect that describes technology contents of the present invention, structural feature in detail, realizes, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.
As shown in Figures 1 to 4, hot pressing of the present invention changes into machine 100 and comprises frame 1, push plate 2, adjusting lever 3, adjusting mechanism 4, telescoping cylinder 5, some circuit boards 6 and heating platen 7.The two ends of described frame 1 extend upward fixed head 11, between described fixed head 11, be provided with and be horizontally disposed sliding bar 12, the quantity of described sliding bar 12 is 6 and is positioned at the both sides of described frame 1, and every side has three, wherein two are positioned at outside, and opposite side is positioned at inner side.The two ends of described push plate 2 are socketed on respectively on two described sliding bars 12 that are positioned at outside slidably, the two ends of described heating platen 7 are socketed on respectively on the sliding bar 12 that is positioned at inner side slidably, and described push plate 2 is between described fixed head 11 and heating platen foremost 7.Described in two, between heating platen 7, laterally can hold two lithium batteries.Between described heating platen 7 and described push plate 2 and described in adjacent two, between heating platen 7, be provided with connecting strand 8, described connecting strand 8 is specially chain, can certainly be rope; Described connecting strand 8 can make to pull open certain distance between described heating platen 7 and not hinder the compression between described heating platen 7, thus the convenient lithium battery that takes out.Described telescoping cylinder 5 is installed on a side of described fixed head 11 and the output of described telescoping cylinder 5 is connected with described push plate 2 through described fixed head 11.Described adjusting lever 3 is distributed in the both sides of described frame 1, and upper and lower being arranged at slidably in described frame 1.Described circuit board 6 is fixedly connected with described adjusting lever 3, and owing to holding two lithium batteries between heating platen described in two 7, therefore, described circuit board 6 is positioned at the dual-side of the side of described heating platen 7, so that two described lithium batteries can be electrically connected with described circuit board 6; Described adjusting mechanism 4 is arranged on two fixed heads 11 of described frame 1, and the quantity of described adjusting mechanism 4 is four, drives respectively the two ends of adjusting lever 3 described in two to move up and down.The top edge of described heating platen 7 is provided with guide triangular in shape 71.Described guide 71 can guide lithium battery to move down, make its be accurately placed in two described between heating platen 7.The edge of the base plate 13 of described frame 1 is provided with two inductors 14, the edge of described push plate 2 is provided with sensing chip, in the time of a stroke that described push plate 2 completes, described sensing chip is just to described inductor 14, thereby utilizes inductor 14 control stopping of described telescoping cylinder 5 or start.
Refer to Fig. 1 and Fig. 2, described adjusting mechanism 4 comprises screw mandrel 41, slide block 42 and drives rotating disk 43, described screw mandrel 41 is setting vertically and is articulated in described fixed head 11 by bearing 44, described slide block 42 is threaded with described screw mandrel 41, described fixed head 11 offers the elongated hole 11a that is vertical, described adjusting lever 3 is fixing through described elongated hole 11a and described slide block 42, and described driving rotating disk 43 is fixed with one end of described screw mandrel 41.Utilize the cooperation of described screw mandrel 41 and slide block 42 can make the two ends of described adjusting lever 3 realize upper and lower adjusting, the precision regulating due to described screw mandrel 41 is high, described slide block 42 can carry out small movement, thereby can make the position realization of described circuit board 6 adjust accurately, guarantee the electrode slice contraposition with lithium battery.
Refer to Fig. 1, Fig. 2 and Fig. 5, described hot pressing changes into machine 100 and also comprises telescoping cylinder micro-adjusting mechanism 9, and described telescoping cylinder micro-adjusting mechanism 9 comprises pair of L template 91, adjusts screw 92, fixed block 93, slide plate 94, pointer 95 and scale 96; A pair of described L-type plate 91 is fixed on described fixed head 11 and forms vertical sliding tray 97, and described slide plate 94 is upper and lower to be arranged in described sliding tray 97 slidably.Described scale 96 is fixed on the surface of described L-type plate 91, described telescoping cylinder 5 is fixed on described slide plate 94, described push plate 2 is provided with chute 21 near a side of described fixed head 11, the output of described telescoping cylinder 5 passes described fixed head 11 and is fastened in described chute 21, make the output of described telescoping cylinder 5 can only be along on described chute 21, lower movement, in the time that stretching, the output of described telescoping cylinder 5 can drive described push plate 2 to move horizontally, herein, the through hole that the output of the described telescoping cylinder 5 of confession that described fixed head 11 is offered passes has enough spaces, so that on the output of described telescoping cylinder 5, when lower fine setting, do not interfere with described fixed head 11, described pointer 95 is fixed on described slide plate 94 and is instructed in described scale 96, and described fixed block 93 is fixed on the top edge of described fixed head 11, and one end of described adjustment screw 92 is threaded with described fixed block 93, and the other end and described slide plate 94 are fixing.In the time that the lithium battery of different size is changed into, there is deviation in the center of the lithium battery of different size, when described telescoping cylinder 5 pressurizes to described heating platen 7, the point of application may not be positioned at the center of lithium battery, just possibility build-up of pressure is inhomogeneous for this, impact changes into quality, therefore, adjust screw 92 and slide plate 94 by arranging, utilize the threaded adjusting of described adjustment screw 92, can make described slide plate Shang Xia 94, fine setting, thereby the upper and lower fine setting of the output that drives described telescoping cylinder 5, reaches the object of adjusting the point of application.
As shown in Figure 6, described telescoping cylinder 5 is two-stage pneumohydraulic pressure-cylinder.Described two-stage pneumohydraulic pressure-cylinder comprises oil cylinder 51, cylinder 52 and piston rod 53, described cylinder 52 inside have the first air cavity 521, the second air cavity 522 and the 3rd oil pocket 523, and described piston rod 53 has three pistons and is placed in respectively in described the first air cavity 521, the second air cavity 522 and the 3rd oil pocket 523; The area difference of three pistons, the area of piston that the Area Ratio that is positioned at the piston of the first air cavity 521 is positioned at the second air cavity 522 is little, thereby the in the situation that of identical source of the gas air pressure, the pressure that the second air cavity 522 produces is large, contribute to increase fast the pressure to lithium battery.Described the first air cavity 521 has the first import 521a and first row gas port 521b, and described the first import 521a is communicated with the first source of the gas by electromagnetically operated valve; Described the second air cavity 522 has the second import 522a and inhales second row gas port 522b, and described the second import 522a is communicated with the second source of the gas by electromagnetically operated valve; Described the 3rd oil pocket 523 has triple feed inlet 523a and the 3rd exhaust outlet 523b, and the latter half of described oil cylinder 51 is equipped with hydraulic oil, and the first half is provided with the 4th import 511, and described triple feed inlet 523a is communicated with described oil cylinder 51.Utilize described two-stage pneumohydraulic pressure-cylinder to realize lithium battery Quick-pressing, and larger pressure is provided.
In the time need to adjusting the position of described circuit board 6, described in hand rotation, drive rotating disk 43, described driving rotating disk 43 rotates and drives described screw mandrel 41 to rotate, described in described screw mandrel 41 rotating drive, on slide block 42, move or move down, described slide block 42 drives described adjusting lever 3 to move up and down, thereby drive described circuit board 6 to move up and down, circuit board 6 is aimed at the electrode slice of the lithium battery between heating platen described in two 7, ensure the effective of electrical connection.
In the time need to finely tuning the position of output of described pneumohydraulic pressure-cylinder 5, turn described adjustment screw 92, the relatively described fixed block 93 of described adjustment screw 92 is moved up and down, described adjustment screw 92 drives described slide plate 94 to move up and down along described sliding tray 97,5 of described pneumohydraulic pressure-cylinders move up and down with described slide plate 94, at this moment, the output of described pneumohydraulic pressure-cylinder 5 moves up and down along described chute 21 thereupon, thereby realizes the adjustment of position.
In addition, the operation principle of described pneumohydraulic pressure-cylinder 5 is as follows: first, described the 4th import 511 air inlets, under the effect of air pressure, hydraulic oil in described oil cylinder 51 enters into described the 3rd oil pocket 523 from described triple feed inlet 523a, described piston rod 53 is protruding to described push plate 2 precompressed, and at this moment, the gas in described the first air cavity 521, the second air cavity 522 and the 3rd oil pocket 523 is respectively by described first row gas port 521b, second row gas port 522b and the 3rd exhaust outlet 523b exhaust; Then described the first source of the gas and the second source of the gas are by described the first import 521a and the second import 522a air inlet, because the air pressure of described the first source of the gas and the second source of the gas is identical, the area difference of piston, therefore, two-piston is subject to different pressure, and two pressure superposition are got up and described push plate 2 applied to larger pressure simultaneously; Thereby reach the effect that Quick-pressing and pressure are large.In the time that described piston rod 53 is shunk back, described the 3rd exhaust outlet 523b air inlet, described the first import 521a and the second import 522a open and exhaust, and described triple feed inlet 523a opens and described hydraulic oil is got back in oil cylinder 51, and described piston rod 53 is shunk back in described cylinder 52.
Compared with prior art, because the present invention is by being socketed on described heating platen 7 slidably on described sliding bar 12, and utilize telescoping cylinder 5 to drive described push plate 2, thereby between heating platen 7, can clamp lithium battery described in can making two, and apply constant pressure when lithium battery is heated, to reach the needed condition that changes into; And, by adjusting lever 3 being set in described frame 1, make the upper and lower slip of described adjusting lever 3 energy, therefore, utilize adjusting mechanism 4 to carry out upper and lower adjustment to described adjusting lever 3, thereby may drive the circuit board 6 being fixed on described adjusting lever 3; In the time that the lithium battery of different size is changed into, can be by adjusting described adjusting lever 3, thereby reach the adjustment of the position to circuit board 6, thus make described circuit board 6 can with the electrode slice contraposition of lithium battery, the electrode slice of lithium battery is electrically connected with circuit board 6 effectively; Therefore, hot pressing of the present invention changes into the lithium battery that machine 100 can adapt to different size, has the lithium battery of different size for different batches, can use identical hot pressing to change into machine and change into, thereby reduce the quantity of formation device, effectively reduces production costs.
Refer to Fig. 7, hot pressing of the present invention changes into the chemical synthesizing method of machine, comprises the following steps again: first step S1, hot pressing is changed into multiple heating platen energisings of machine, and be heated to preset temperature; The scope of described preset temperature is 77 to 83 degrees Celsius, and optimum value is 80 degrees Celsius.Second step S2, is positioned over lithium battery between two adjacent described heating platens.The 3rd step S3, starts pneumohydraulic pressure-cylinder, and described heating platen is exerted pressure, and described heating platen applies lasting pressure to lithium battery; The 4th step S4, continues to discharge and recharge to lithium battery; The time of discharging and recharging is 0.5 to 1 hour.The 5th step S5, starts pneumohydraulic pressure-cylinder, pulls open the distance of heating platen described in two, takes lithium battery away.Above-mentioned chemical synthesizing method is heated to suitable temperature by logical lithium battery, and described lithium battery is carried out to persistent pressure simultaneously, and in this process, lithium battery is discharged and recharged repeatedly, thus the formation effect of lifting lithium battery, the quality of raising lithium battery.
Above disclosed is only preferred embodiments of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application the scope of the claims, still belongs to the scope that the present invention is contained.
Claims (10)
1. a hot pressing changes into machine, it is characterized in that: comprise frame, push plate, adjusting lever, adjusting mechanism, telescoping cylinder, some circuit boards and heating platen, the two ends of described frame extend upward fixed head, between described fixed head, be provided with and be horizontally disposed sliding bar, the two ends of described heating platen and described push plate are socketed on respectively described sliding bar slidably, and described push plate is between described fixed head and heating platen foremost; Heating platen is provided with connecting strand between adjacent between described heating platen and described push plate and described in adjacent two, and described telescoping cylinder is installed on described fixed head and output is connected with described push plate; Described adjusting lever is upper and lower to be arranged in described frame slidably, and described circuit board is fixedly connected with described adjusting lever and described circuit board is positioned at the side of a side of described heating platen; Described adjusting mechanism is arranged on two fixed heads of described frame and drives the two ends of described adjusting lever to move up and down.
2. hot pressing as claimed in claim 1 changes into machine, it is characterized in that: described adjusting mechanism comprises screw mandrel, slide block and drives rotating disk, described screw mandrel is and is articulated in vertically described fixed head, described slide block is connected with described wire rod thread, described fixed head offers the elongated hole that is vertical, described adjusting lever is fixed through described elongated hole and described slide block, and one end of described driving rotating disk and described screw mandrel is fixed.
3. hot pressing as claimed in claim 1 changes into machine, it is characterized in that: described hot pressing changes into machine and also comprises telescoping cylinder micro-adjusting mechanism, and described telescoping cylinder micro-adjusting mechanism comprises pair of L template, adjusts screw, fixed block, slide plate, pointer and scale; A pair of described L-type plate is fixed on described fixed head and forms vertical sliding tray, and described slide plate is upper and lower to be arranged in described sliding tray slidably; Described scale is fixed on the surface of described L-type plate, described telescoping cylinder is fixed on described slide plate, described pointer is fixed on described slide plate and is instructed in described scale, described fixed block is fixed on described fixed head, one end of described adjustment screw is threaded with described fixed head, and the other end and described slide plate are fixed.
4. hot pressing as claimed in claim 1 changes into machine, it is characterized in that: described telescoping cylinder is two-stage pneumohydraulic pressure-cylinder.
5. hot pressing as claimed in claim 4 changes into machine, it is characterized in that: described two-stage pneumohydraulic pressure-cylinder comprises oil cylinder, cylinder and piston rod, described cylinder interior has the first air cavity, the second air cavity and the 3rd oil pocket, and described piston rod has three pistons and is placed in respectively in described the first air cavity, the second air cavity and the 3rd oil pocket; Described the first air cavity has the first import and first row gas port, and described the first import is communicated with the first source of the gas by electromagnetically operated valve; Described the second air cavity has the second import and inhales second row gas port, and described the second import is communicated with the second source of the gas by electromagnetically operated valve; Described the 3rd oil pocket has triple feed inlet and the 3rd exhaust outlet, and the latter half of described oil cylinder is equipped with hydraulic oil, and the first half is provided with the 4th import, and described triple feed inlet is communicated with described oil cylinder.
6. hot pressing as claimed in claim 1 changes into machine, it is characterized in that: the top edge of described heating platen is provided with guide triangular in shape.
7. hot pressing claimed in claim 1 changes into a chemical synthesizing method for machine, it is characterized in that, comprises the following steps:
Hot pressing is changed into multiple heating platen energisings of machine, be heated to preset temperature;
Lithium battery is positioned between two adjacent described heating platens;
Described heating platen is exerted pressure, and described heating platen applies lasting pressure to lithium battery;
Lithium battery is continued to discharge and recharge.
8. chemical synthesizing method as claimed in claim 7, is characterized in that: the scope of described preset temperature is 77 to 83 degrees Celsius.
9. chemical synthesizing method as claimed in claim 8, is characterized in that: described preset temperature is 80 degrees Celsius.
10. chemical synthesizing method as claimed in claim 7, is characterized in that: the time of discharging and recharging is 0.5 to 1 hour.
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| CN201410147715.XA CN103928712B (en) | 2014-04-14 | 2014-04-14 | Hot pressing changes into machine and chemical synthesizing method thereof |
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| CN201410147715.XA CN103928712B (en) | 2014-04-14 | 2014-04-14 | Hot pressing changes into machine and chemical synthesizing method thereof |
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| CN103928712A true CN103928712A (en) | 2014-07-16 |
| CN103928712B CN103928712B (en) | 2016-03-09 |
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| CN104124473A (en) * | 2014-08-03 | 2014-10-29 | 深圳市信宇人科技有限公司 | Ageing forming method and ageing forming device of soft package lithium battery |
| CN104143653A (en) * | 2014-08-07 | 2014-11-12 | 上海航天电源技术有限责任公司 | Assembling and shaping fixture for vehicle-mounted battery pack system module and assembling and shaping method thereof |
| CN104577211A (en) * | 2014-12-30 | 2015-04-29 | 东莞市西特新能源科技有限公司 | Battery preparation method for improving cycle performance of lithium ion battery |
| CN104577206A (en) * | 2014-12-25 | 2015-04-29 | 宁德新能源科技有限公司 | Formation device of heterotype flexible cell |
| CN104900900A (en) * | 2015-05-12 | 2015-09-09 | 浙江杭可科技有限公司 | Automatic heating pressurizing formation system of polymer soft bag batteries |
| CN105186045A (en) * | 2015-11-02 | 2015-12-23 | 毛铁军 | Formation method of soft packaging lithium ion batteries |
| CN106450363A (en) * | 2016-09-07 | 2017-02-22 | 东莞市德瑞精密设备有限公司 | Tab-pressing position adjustment mechanism for formation of flexibly-packaged lithium battery |
| CN106450428A (en) * | 2016-10-20 | 2017-02-22 | 东莞市伟升机械设备科技有限公司 | Hot-pressing formation control method for lithium-ion batteries |
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| CN104124473A (en) * | 2014-08-03 | 2014-10-29 | 深圳市信宇人科技有限公司 | Ageing forming method and ageing forming device of soft package lithium battery |
| CN104143653A (en) * | 2014-08-07 | 2014-11-12 | 上海航天电源技术有限责任公司 | Assembling and shaping fixture for vehicle-mounted battery pack system module and assembling and shaping method thereof |
| CN104143653B (en) * | 2014-08-07 | 2016-08-17 | 上海航天电源技术有限责任公司 | On-vehicle battery group system module assembling shaping tooling and assembling shaping methods |
| CN104577206A (en) * | 2014-12-25 | 2015-04-29 | 宁德新能源科技有限公司 | Formation device of heterotype flexible cell |
| CN104577206B (en) * | 2014-12-25 | 2017-07-28 | 宁德新能源科技有限公司 | A kind of formation device of special-shaped flexible battery |
| CN104577211A (en) * | 2014-12-30 | 2015-04-29 | 东莞市西特新能源科技有限公司 | Battery preparation method for improving cycle performance of lithium ion battery |
| CN104900900A (en) * | 2015-05-12 | 2015-09-09 | 浙江杭可科技有限公司 | Automatic heating pressurizing formation system of polymer soft bag batteries |
| CN105186045A (en) * | 2015-11-02 | 2015-12-23 | 毛铁军 | Formation method of soft packaging lithium ion batteries |
| CN106450363A (en) * | 2016-09-07 | 2017-02-22 | 东莞市德瑞精密设备有限公司 | Tab-pressing position adjustment mechanism for formation of flexibly-packaged lithium battery |
| CN106450468A (en) * | 2016-09-07 | 2017-02-22 | 东莞市德瑞精密设备有限公司 | Formation apparatus for flexibly-packaged lithium battery |
| CN106450428A (en) * | 2016-10-20 | 2017-02-22 | 东莞市伟升机械设备科技有限公司 | Hot-pressing formation control method for lithium-ion batteries |
| CN106450428B (en) * | 2016-10-20 | 2019-04-02 | 东莞市伟升机械设备科技有限公司 | A kind of lithium ion battery hot pressing chemical conversion control method |
| CN107248593A (en) * | 2017-05-27 | 2017-10-13 | 深圳市中基自动化有限公司 | A kind of battery hot pressing formation device |
| CN107248593B (en) * | 2017-05-27 | 2020-05-12 | 深圳市中基自动化有限公司 | Battery hot pressing becomes device |
| CN108051757A (en) * | 2017-12-26 | 2018-05-18 | 深圳市精实机电科技有限公司 | A kind of lithium battery test adjust automatically unit and the test device equipped with the unit |
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