CN206911938U - A kind of ultrathin metal lithium strip production line - Google Patents
A kind of ultrathin metal lithium strip production line Download PDFInfo
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- CN206911938U CN206911938U CN201720608085.0U CN201720608085U CN206911938U CN 206911938 U CN206911938 U CN 206911938U CN 201720608085 U CN201720608085 U CN 201720608085U CN 206911938 U CN206911938 U CN 206911938U
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Abstract
The utility model discloses a kind of ultrathin metal lithium strip production line, including set gradually unwinding device, straightening device, unreel deviation correcting device, unreeling tension control device, lubricant spraying box, milling train, trimming tenslator, edge cutter, cleaning case, cold air drying case I, hot air drier, cold air drying case II, winding tension control, winding deviation correcting device and wrap-up.The utility model uses rolling mill practice, and base material is surface-treated before rolling, is cleaned and is air-dried after rolling, and the super thin metal lithium electrode tape thickness of acquisition is mainly used in the secondary cell of high power capacity up to 0.02mm and following, such as：Lithium-sulfur cell, lithium-air battery, cathode of lithium all-solid-state battery, lithium polymer battery and other using lithium as secondary cell of negative pole etc., it can realize that rollforming produces, small lot can also be carried out to produce in flakes, production efficiency can be greatly enhanced, ensure product quality well.
Description
Technical field
The utility model belongs to field of lithium ion secondary, more particularly to a kind of ultrathin metal lithium strip production line.
Background technology
In recent years, as the electric equipment products such as smart mobile phone, tablet personal computer, electric automobile are to high-energy-density electrochmical power source
Demand, also increasing is required to the specific capacity of lithium rechargeable battery.But existing lithium rechargeable battery is because by material
Limitation, specific capacity development space is limited, therefore, is badly in need of the battery material of research high power capacity.It is theoretical again due to lithium metal light weight
Specific capacity is big (3860mAh/g), and electrode potential is low (- 3.045V), has many advantages as high-capacity battery negative material, because
This many scientific research institutions and universities and colleges both domestic and external at present start to turn to the research using lithium as the secondary cell of negative pole, such as：
Lithium-sulfur cell, lithium sky battery, lithium all-solid-state battery, lithium polymer battery and other secondary cells using lithium as negative pole.In order to
Meets the needs of client is to cathode of lithium, various ultrathin metal lithium strips are arisen at the historic moment.
The content of the invention
The utility model provides a kind of ultrathin metal lithium strip production line to solve technical problem present in known technology,
Production efficiency can be improved using the production line, ensure product quality.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：A kind of ultra-thin gold
Belong to lithium band production line, including set gradually unwinding device, straightening device, unreel deviation correcting device, unreeling tension control device, profit
Lubrication prescription spraying box, milling train, trimming tenslator, edge cutter, cleaning case, cold air drying case I, hot air drier, cold air drying
Dry case II, winding tension control, winding deviation correcting device and wrap-up.
The lubricant spraying box includes casing I, be provided with the casing I deflector roll I, upper surface atomizer, under
Surface atomizing nozzle and oil trap, the oil trap are arranged on the bottom of the casing I.
The milling train is four-high mill.
The cleaning case includes casing II, and deflector roll II and rinse bath are provided with the casing II.
The cold air drying case I, the hot air drier are identical with the structure of the cold air drying case II, including casing
III, air inlet and air outlet are provided with the casing III, deflector roll III and air-dried nozzle are installed in the casing III, in lithium
The air-dried nozzle is equipped with above the upper surface of band and below lower surface.
The position of the air-dried nozzle is adjustable.
The utility model has the advantages and positive effects of：Using rolling mill practice, base material is carried out at surface before rolling
Reason, is cleaned and is air-dried after rolling, and the super thin metal lithium electrode tape thickness of acquisition is mainly used in up to 0.02mm and following
The secondary cell of high power capacity, such as：Lithium-sulfur cell, lithium-air battery, cathode of lithium all-solid-state battery, lithium polymer battery and its
It is using lithium as secondary cell of negative pole etc., it is possible to achieve rollforming produces, and can also carry out small lot and produce in flakes, Neng Gouji
The earth improves production efficiency, ensures product quality well, is established for the research and development and subsequent production of high-capacity lithium-ion secondary cell
Fixed basis.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, unwinding device, 2, straightening device, 3, unreel deviation correcting device, 4, unreeling tension control device, 5, lubricant
Spraying box, 5-1, upper surface atomizer, 5-2, lower surface atomizer, 5-3, oil trap, 5-4, deflector roll I, 6, milling train, 7, cut
Side tenslator, 8, edge cutter, 9, cleaning case, 9-1, deflector roll II, 9-2, rinse bath, 10, cold air drying case I, 11, hot blast
Drying box, 12, cold air drying case II, 13, winding tension control device, 14, winding deviation correcting device, 15, wrap-up, 16, case
Body III, 17, deflector roll III, 18, air outlet, 19, air inlet, 20, air-dry nozzle.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows：
Referring to Fig. 1, a kind of ultrathin metal lithium strip production line, including set gradually unwinding device 1, straightening device 2, put
Roll up deviation correcting device 3, unreeling tension control device 4, lubricant spraying box 5, milling train 6, trimming tenslator 7, edge cutter 8,
Cleaning case 9, cold air drying case I 10, hot air drier 11, cold air drying case II 12, winding tension control device 13, winding correction
Device 14 and wrap-up 15.
Above-mentioned lubricant spraying box 5 includes casing I, be provided with casing I 5-4 of deflector roll I, upper surface atomizer 5-1,
Lower surface atomizer 5-2 and oil trap 5-3, the oil trap 5-3 are arranged on the bottom of the casing I.Above-mentioned milling train 6 is adopted
Use four-high mill.Above-mentioned cleaning case 9 includes casing II, and the 9-1 of deflector roll II and rinse bath 9-2 are provided with the casing II.On
It is identical with the structure of cold air drying case II 12 to state cold air drying case I 10, hot air drier 11, including casing III 16, described
Casing III 16 is provided with air inlet 18 and air outlet 19, and deflector roll III 17 and air-dried nozzle 20 are provided with the casing III 16,
The air-dried nozzle 20 is equipped with above the upper surface of lithium band and below lower surface, and the position of the air-dried nozzle 20 can
Adjust.
The course of work of above-mentioned ultrathin metal lithium strip production line is：
Rolled substrate material is put on unwinding device 1, opens the base material reel on unwinding device 1, base material passes through straightening device 2
Carry out it is smooth, by deviation correcting device 3 carry out the left and right sides positioning, by unreeling tension control device 4 carry out unwinding tension setting
And control, enter back into lubricant spraying box 5.In lubricant spraying box 5, upper surface atomizer 5-1 and lower surface atomization spray
Mouth 5-2 is by micro lubricating oil atomization and even application is to base material belt surface, forms lubricating oil film, prevents substrate tape from rolling
In journey with roll adhesion.After rolled through the 5-4 of deflector roll I into milling train 6.Enter the He of trimming tenslator 7 after rolling
Edge cutter 8, trimming tenslator 7 control the trimming tension force of edge cutter 8, and the slitter edge that edge cutter 8 is cut receives row through vacuum
Go out and wind collection.Lithium band after trimming enters cleaning case 9, immerses in rinse bath 9-2 cleaning fluid, cleaning fluid using not with gold
Belong to the volatile organic washing solution of lithium reaction.Then lithium band sequentially enters cold air drying case I 10, hot air drier 11 and cold wind
Drying box II 12, hot blast, cold wind blow to lithium belt surface through air-drying nozzle 20, organic cleaning fluid is volatilized and lithium band is cooled, obtain
To the ultrathin metal lithium strip of dry cleansing.Ultrathin metal lithium strip enters winding tension control device 13, and control winds winding tension,
Then rolling deviation correcting device 14 controls left and right fixation, makes lithium band fitly on wrap-up 15, obtains lithium belt reel.
The main method that above-mentioned production line uses uses following steps：1) in substrate surface application of lubricating, to base material table
Face is handled, with avoid rolling when with roll adhesion.The thickness of base material can be 0.1mm.2) roll.3) trimming.4) to lithium
Belt surface greasy dirt is cleaned.5) bring sector-style dry doubling into lithium and remove surface impurity, obtain ultrathin metal lithium strip.
Aforementioned production method requires stricter to the relative humidity of environment, is advisable with less than 1%.Lithium is brought into after rolling
Row cleaning drying, to ensure lithium metal belt surface without impurity such as greasy dirts.Above-mentioned ultrathin metal lithium strip includes metal lithium bands, lithium aluminium closes
Gold ribbon, Li-Si alloy band and lithium Magnesium alloy strip etc..
In the present embodiment, before the step 1) is implemented, leveling is sequentially carried out to the base material, rectifies a deviation and unreels and open
Power is adjusted.Before the step 3) is implemented after completing the step 2), trimming tension adjustment is carried out to the lithium band.Complete
Into after the step 5), winding tension regulation, correction and winding are sequentially carried out to the lithium band.Wind in the step 5)
Drying method is：Cold air drying is first used, then using heated-air drying, then uses cold air drying again.The step 1), using atomization
Nozzle sprays to the upper and lower surface of the base material.The step 4), the lithium band is immersed in cleaning agent and carried out
Cleaning.The cleaning agent in the step 4) is volatile organic solvent.The lubricant in the step 1) is anhydrous
Oils and anhydrous lipid.
Although preferred embodiment of the present utility model is described above in conjunction with accompanying drawing, the utility model is not
Above-mentioned embodiment is confined to, above-mentioned embodiment is only schematical, is not restricted, ability
The those of ordinary skill in domain is not departing from the utility model aims and claimed under enlightenment of the present utility model
In the case of scope, many forms can also be made, these are belonged within the scope of protection of the utility model.
Claims (6)
- A kind of 1. ultrathin metal lithium strip production line, it is characterised in that including set gradually unwinding device, straightening device, unreel It is deviation correcting device, unreeling tension control device, lubricant spraying box, milling train, trimming tenslator, edge cutter, cleaning case, cold Wind drying box I, hot air drier, cold air drying case II, winding tension control, winding deviation correcting device and wrap-up.
- 2. ultrathin metal lithium strip production line according to claim 1, it is characterised in that the lubricant spraying box includes case Body I, deflector roll I, upper surface atomizer, lower surface atomizer and oil trap, the oil trap are installed in the casing I It is arranged on the bottom of the casing I.
- 3. ultrathin metal lithium strip production line according to claim 1, it is characterised in that the milling train is four-high mill.
- 4. ultrathin metal lithium strip production line according to claim 1, it is characterised in that the cleaning case includes casing II, Deflector roll II and rinse bath are installed in the casing II.
- 5. ultrathin metal lithium strip production line according to claim 1, it is characterised in that the cold air drying case I, the heat Wind drying box is identical with the structure of the cold air drying case II, including casing III, be provided with the casing III air inlet and Air outlet, deflector roll III and air-dried nozzle are installed in the casing III, above the upper surface of lithium band and below lower surface Provided with the air-dried nozzle.
- 6. ultrathin metal lithium strip production line according to claim 5, it is characterised in that the position of the air-dried nozzle can Adjust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720608085.0U CN206911938U (en) | 2017-05-27 | 2017-05-27 | A kind of ultrathin metal lithium strip production line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720608085.0U CN206911938U (en) | 2017-05-27 | 2017-05-27 | A kind of ultrathin metal lithium strip production line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108787747A (en) * | 2018-06-05 | 2018-11-13 | 合肥国轩高科动力能源有限公司 | A kind of preparation method of ultra-thin lithium foil |
| CN110180976A (en) * | 2019-05-23 | 2019-08-30 | 安徽协同创新设计研究院有限公司 | System is made in iron picture pipeline system component |
| CN116532501A (en) * | 2023-07-03 | 2023-08-04 | 镇江华东电力设备制造厂有限公司 | New energy battery aluminum foil rolling surface cleaning device and control method thereof |
-
2017
- 2017-05-27 CN CN201720608085.0U patent/CN206911938U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108787747A (en) * | 2018-06-05 | 2018-11-13 | 合肥国轩高科动力能源有限公司 | A kind of preparation method of ultra-thin lithium foil |
| CN110180976A (en) * | 2019-05-23 | 2019-08-30 | 安徽协同创新设计研究院有限公司 | System is made in iron picture pipeline system component |
| CN116532501A (en) * | 2023-07-03 | 2023-08-04 | 镇江华东电力设备制造厂有限公司 | New energy battery aluminum foil rolling surface cleaning device and control method thereof |
| CN116532501B (en) * | 2023-07-03 | 2023-09-29 | 镇江华东电力设备制造厂有限公司 | New energy battery aluminum foil rolling surface cleaning device and control method thereof |
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