CN109935745A - Lithium manganese slimline battery and preparation method thereof - Google Patents
Lithium manganese slimline battery and preparation method thereof Download PDFInfo
- Publication number
- CN109935745A CN109935745A CN201910184650.9A CN201910184650A CN109935745A CN 109935745 A CN109935745 A CN 109935745A CN 201910184650 A CN201910184650 A CN 201910184650A CN 109935745 A CN109935745 A CN 109935745A
- Authority
- CN
- China
- Prior art keywords
- anode
- cathode
- plastic film
- lithium manganese
- aluminum plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 67
- 239000002985 plastic film Substances 0.000 claims abstract description 62
- 229920006255 plastic film Polymers 0.000 claims abstract description 62
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 40
- 239000003292 glue Substances 0.000 claims description 28
- 238000005476 soldering Methods 0.000 claims description 27
- 238000003466 welding Methods 0.000 claims description 18
- 239000011888 foil Substances 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000005030 aluminium foil Substances 0.000 claims description 5
- 239000008199 coating composition Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 241000209202 Bromus secalinus Species 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008676 import Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention discloses an a kind of lithium manganese slimline batteries.It includes anode, cathode and aluminum plastic film, and anode hole and cathode hole are symmetrically arranged on the aluminum plastic film inner surface；The anode is located in the anode hole, and the cathode is located in cathode hole；The positive electrode surface is coated with conducting resinl, has diaphragm to be pasted onto the positive outer surface, and the conducting resinl is located between the anode and the diaphragm.It is fast and convenient, ultra-thin that the present invention has the advantages that volume production imports.The invention also discloses the methods of a preparation lithium manganese slimline battery.
Description
Technical field
The present invention relates to a lithium-manganese cell fields, more specifically say it is a lithium manganese slimline battery.The present invention also relates to
And the method for lithium manganese slimline battery of preparation.
Background technique
Technology of Internet of things flourishes, the emerging lithium such as growth-promoting Intelligent Bank card, CUSTOM HOUSE HOTEL, intelligent wearable device
The appearance of manganese cell application, makes thin battery, especially thickness 0.5mm slimline battery below is increasingly becoming disposable lithium-battery
Important branch field, slimline battery also become the new technique product that numerous domestic lithium battery factory is researching and developing.
At present slimline battery only have American-European and several enterprises, Japan can volume shipment production, the restricted overseas skill of product
Art monopolization is serious, and technological difficulties are that the materials such as positive and negative anodes, diaphragm, aluminum plastic film can not be accurately positioned battery in an assembling process
And encapsulated moulding, domestic limited slimline battery technology and patent can only realize that sample produces in laboratory, can not be applied to
The mass supply of material.
Therefore, it is smaller now to need a kind of thickness, stabilized structure, convenient for the lithium manganese slimline battery and its system of batch production
Preparation Method.
Summary of the invention
The first object of the present invention is to provide for an a kind of lithium manganese slimline battery, and thickness is less than or equal to 0.5mm,
Stabilized structure.
The second object of the present invention is to provide for the method for preparing the lithium manganese slimline battery, easy to operate, dress
It is higher with precision, convenient for batch production.
In order to realize the first purpose of aforementioned present invention, the technical solution of the present invention is as follows: a lithium manganese slimline battery, including
Anode, cathode and aluminum plastic film, it is characterised in that: anode hole and cathode hole are symmetrically arranged on the aluminum plastic film inner surface；It is described just
Pole is located in the anode hole, and the cathode is located in cathode hole；
The positive electrode surface is coated with conducting resinl, has diaphragm to be pasted onto the positive outer surface, and the conducting resinl is located at institute
It states between anode and the diaphragm.
In the above-mentioned technical solutions, the anode hole and cathode hole are rectangular hole.
In the above-mentioned technical solutions, the substrate of the anode selects metal foil.
In the above-mentioned technical solutions, the anode is selected with a thickness of 10 μm~15 μm of aluminium foil or stainless steel foil, it is described just
Pole it is in blocks with a thickness of 120 μm~150 μm；
There is white space to be set on a positive apex angle, there is anode ear to be welded on the white space.
In the above-mentioned technical solutions, the cathode is the ultra-thin lithium band with a thickness of 50 μm~80 μm, has negative electrode lug riveting to exist
On one apex angle of cathode.
In the above-mentioned technical solutions, the anode ear is stainless steel tab；The negative electrode lug is nickel tab.
In the above-mentioned technical solutions, there is positive pole ear glue to be set on the anode ear and be located at the positive end；Have negative
Pole gel is set on the negative electrode lug and is located at the negative end.
In the above-mentioned technical solutions, described in described anode ear one end is located at the aluminum plastic film tip inside, the other end stretches out
Aluminum plastic film；Described negative electrode lug one end is located at the aluminum plastic film tip inside, the other end stretches out the aluminum plastic film；The positive pole ear
Glue one end is located at the aluminum plastic film tip inside, the other end stretches out the aluminum plastic film；Negative lug glue one end is located at described
Aluminum plastic film tip inside, the other end stretch out the aluminum plastic film.
In order to realize the second purpose of aforementioned present invention, the technical solution of the present invention is as follows: a lithium manganese described in preparation is super
The method of thin battery, which comprises the steps of:
Step 1: anode uses one side coating formula technique, and the substrate of selection is in blocks through roll-in；
Step 2: with the clear powder anode of laser machine, leave some space region, after the dry water removal of anode, by anode ear and blank
Region welding；
Step 3: by negative electrode lug riveting on cathode；
Step 4: anode hole is symmetrically gone out in aluminum plastic film inner surface with punching hole mold and cathode is cheated, and aluminum plastic film is cut
To the length of needs；
Step 5: the anode for welding anode ear is placed in anode hole, with heat sealing machine by positive pole ear glue by soldering and sealing anode
Soldering and sealing is melted with closedtop side inner surface；
Step 6: the cathode for having riveted negative electrode lug is placed in cathode hole, with heat sealing machine by negative lug by welding cathode
Glue and closedtop side inner surface melt soldering and sealing；
Step 7: one layer of conducting resinl is coated in positive outer surface, then the diaphragm for having cut size is pasted onto outside anode
Surface；
Step 8: doubling aluminum plastic film；Under heat sealing machine, positive pole ear glue is melted into soldering and sealing with closedtop side inner surface, will be born
Pole gel and closedtop side inner surface melt soldering and sealing；
Step 9: it successively carries out including side seal, fluid injection, tail envelope, two envelope of vacuum, pre-arcing, the process cut, is made primary
Lithium manganese slimline battery finished product.
In the above-mentioned technical solutions, Step 5: Step 6: the soldering and sealing welding temperature is 180 DEG C~220 in step 8
DEG C, weld interval be 3 seconds~6 seconds.
The anode is anode；The cathode is battery cathode.
The present invention has the advantage that
(1) the present invention provides an a kind of effective and feasible lithium manganese slimline battery and preparation method thereof, preparation it is primary
Lithium manganese slimline battery thickness is less than or equal to 0.5mm；The present invention on the basis of existing lithium manganese flexible-packed battery production technology just
All technologies of the invention are able to achieve, volume production imports fast and convenient；
(2) present invention solves technical problem (the fixed dress in the prior art of the positive and negative anodes position during fixing assembling
It is precisely the maximum technology barrier of slimline battery with positive and negative anodes position in the process)；Initiative lithium manganese of proposition of the invention
The aluminum plastic film punching hole thinking of slimline battery, aluminum plastic film punching hole facilitates the positive and negative anodes position during fixing assembling, aluminum plastic film punching
After hole, the appearance of finished battery is also more upright smooth；
(3) present invention solves traditional aluminum plastic film flexible-packed battery using one using the molding forming method of closedtop three times
The positive and negative tab position of slimline battery is easy the problem of sideslip when secondary closedtop；The present invention is guaranteed by control soldering and sealing temperature and time
Closedtop molding three times will not influence plastic-aluminum membrane structure of the present invention.
Detailed description of the invention
Fig. 1 is the positive schematic view of the front view of the present invention.
Fig. 2 is cathode schematic view of the front view of the present invention.
Fig. 3 is the plastic-aluminum membrane structure diagram behind present invention punching hole.
Fig. 4 is the structural schematic diagram that aluminum plastic film inner surface of the present invention is equipped with anode and cathode.
Fig. 5 is aluminum plastic film foldable structure schematic diagram of the present invention.
Fig. 6 is finished product structure schematic diagram of the present invention.
1- anode in figure, 1.1- anode ear, 1.2- positive pole ear glue, 1.3- white space, 2- cathode, 2.1- negative electrode lug,
2.2- negative lug glue, 3- aluminum plastic film, 3.1- anode hole, 3.2- cathode hole, 3.3- closedtop side, 4- conducting resinl, 5- diaphragm.
Specific embodiment
The performance that the invention will now be described in detail with reference to the accompanying drawings, but they and do not constitute a limitation of the invention, only
It is for example.Keep advantages of the present invention more clear by explanation simultaneously and is readily appreciated that.
Refering to known to attached drawing: a lithium manganese slimline battery, including anode 1, cathode 2 and aluminum plastic film 3, in the aluminum plastic film 3
It is symmetrically arranged with anode hole 3.1 and cathode hole 3.2 on surface, facilitates the positive and negative anodes position during fixing assembling, and aluminum plastic film
After punching hole, the appearance of finished battery is more upright smooth；Described positive 1 is located in the anode hole 3.1, and the cathode 2 is located at
In the cathode hole 3.2；Positive and negative anodes position during fixing assembling；
Positive 1 surface is coated with conducting resinl 4, has diaphragm 5 to be pasted onto positive 1 outer surface, the conducting resinl 4
Between described positive 1 and the diaphragm 5 (as shown in Figure 5), diaphragm can be fixed on positive electrode surface by conducting resinl, prevent diaphragm
Mobile dislocation.
The anode hole 3.1 and cathode hole 3.2 are rectangular hole (as shown in Figure 3-Figure 5), the size in rectangular hole with it is positive and negative
Pole size is identical, is capable of fixing positive/negative plate in rectangular hole, prevents positive and negative anodes mobile dislocation in assembling process.
Positive 1 substrate selects metal foil, and metal foil can play the role of anode collection when battery works, together
Shi Xuanyong metal foil is more advantageous to anode sizing agent coating.
Described positive 1 selects with a thickness of 10 μm~15 μm of aluminium foil or stainless steel foil, described positive 1 it is in blocks with a thickness of
120 μm~150 μm；Oxide layer and stainless steel foil that aluminium foil surface is formed have the corrosiveness of anti-anode sizing agent and moisture, this is thick
The anode of degree size just can guarantee that the battery overall thickness of preparation is no more than 0.5mm.
There is white space 1.3 to be set on positive 1 one apex angle, there is anode ear 1.1 to be welded on the white space 1.3
(as shown in Figure 1).
The cathode 2 is the ultra-thin lithium band with a thickness of 50 μm~80 μm, has 2.1 riveting of negative electrode lug to push up in the cathode 2 one
On angle (as shown in Figure 2), the cathode of this thickness just can guarantee that the battery overall thickness of preparation is no more than 0.5mm.
The anode ear 1.1 is stainless steel tab；The negative electrode lug 2.1 is nickel tab, in order to guarantee battery quality, anode
The stainless steel that tab need to select chemical inertness strong, the nickel that negative lug need to select electric conductivity strong.
There is positive pole ear glue 1.2 to be set on the anode ear 1.1 and is located at positive 1 upper end (as shown in Figure 1)；Have
Negative lug glue 2.2 is set on the negative electrode lug 2.1 and is located at 2 upper end of cathode (as shown in Figure 2), and gel is poly- third
Alkene PP material can heat soldering and sealing with the polypropylene PP of aluminum plastic film inner surface.
Described 1.1 one end of anode ear is located at 3 tip inside of aluminum plastic film, the other end stretches out the aluminum plastic film 3；It is described negative
2.1 one end of tab is located at 3 tip inside of aluminum plastic film, the other end stretches out the aluminum plastic film 3；The positive pole ear glue 1.2 1
End is located at 3 tip inside of aluminum plastic film, the other end stretches out the aluminum plastic film 3；Described 2.2 one end of negative lug glue is located at described
3 tip inside of aluminum plastic film, the other end stretch out the aluminum plastic film 3 (as shown in Figure 4, Figure 5), and positive and negative tab is metal material, can not
It is sealed with aluminum plastic film soldering and sealing, needs that positive and negative tab and aluminum plastic film are melted soldering and sealing using gel.
Refering to known to attached drawing: the method for preparing a lithium manganese slimline battery includes the following steps:
Step 1: anode 1 uses one side coating formula technique, and the substrate of selection is in blocks through roll-in；
Step 2: with the clear powder anode 1 of laser machine, reserving small pieces white space 1.3, will be positive after the dry water removal of anode 1
The metal foil of ear 1.1 and white space 1.3 welds (as shown in Figure 1)；
Step 3: by 2.1 riveting of negative electrode lug on cathode 2 (as shown in Figure 2)；
Step 4: anode hole 3.1 and cathode hole 3.2 are symmetrically gone out in 3 inner surface of aluminum plastic film with punching hole mold, and by plastic-aluminum
Film 3 is cut to the length of needs (as shown in Figure 3)；
Step 5: the anode 1 for welding anode ear 1.1 is placed in anode hole 3.1 by first soldering and sealing anode, will with heat sealing machine
3.3 inner surface of closedtop side of positive pole ear glue 1.2 and aluminum plastic film 3 melts soldering and sealing；
Step 6: welding cathode again, and the cathode 2 for having riveted negative electrode lug 2.1 is placed in cathode hole 3.2, heat sealing machine is used
3.3 inner surface of closedtop side of negative lug glue 2.2 and aluminum plastic film 3 is melted into soldering and sealing (as shown in Figure 4)；
Step 7: one layer of conducting resinl 4 is coated in 1 outer surface of anode, the diaphragm 5 for having cut size is then pasted onto anode
1 outer surface；
Step 8: doubling aluminum plastic film 3；Under heat sealing machine, by table in the closedtop side 3.3 of positive pole ear glue 1.2 and aluminum plastic film 3
Face melts soldering and sealing, 3.3 inner surface of closedtop side of negative lug glue 2.2 and aluminum plastic film 3 is melted soldering and sealing (as shown in Figure 5)；
Step 9: it successively carries out including side seal, fluid injection, tail envelope, two envelope of vacuum, pre-arcing, the process cut, is made primary
Lithium manganese slimline battery finished product (as shown in Figure 6).
Step 5: Step 6: the soldering and sealing welding temperature is 180 DEG C~220 DEG C in step 8, weld interval be 3 seconds~
6 seconds；By controlling soldering and sealing temperature and time, guarantee that closedtop will not influence plastic-aluminum membrane structure three times.
Embodiment
Now apply the present invention to CP042043 flexible-packed battery, the battery for being applied to other models to the present invention equally has
There is directive function.
Embodiment 1
The method for preparing the ultra-thin CP042043 flexible-packed battery of a lithium manganese, includes the following steps:
Step 1: by the positive material such as manganese dioxide be slurried rear one side coating anode 1 substrate surface (just
Pole coating sizing-agent is the prior art), anode 1 uses one side coating formula technique, and substrate selects 10 μm~15 μm of thickness of aluminium
Foil or stainless steel foil, positive plate is in flakes with a thickness of 150 μm after roll-in；
Step 2: with the clear powder anode 1 of laser machine, reserving small pieces white space 1.3, will be stainless after the dry water removal of anode 1
The metal foil of steel anode ear 1.1 and positive plate white space 1.3 welds；
Step 3: the buying of battery cathode 2 (is purchased from: can the limited public affairs of lithium industry in Tianjin with a thickness of 50 μm~80 μm ultra-thin lithium bands
Department), by 2.1 riveting of negative electrode lug on lithium band；
Step 4: two rectangular holes of symmetric position, respectively anode hole are gone out in 3 inner surface of aluminum plastic film with punching hole mold
3.1 and cathode hole 3.2, the depth in anode hole 3.1 be 150 μm, the depth in cathode hole 3.2 is 100 μm, and is cut to the length of needs
Degree；
Step 5: the anode 1 for welding tab is placed on 150 μm of depth of aluminum plastic film anode hole 3.1 by first soldering and sealing anode 1
In, positive pole ear glue 1.2 and 3 closedtop side inner surface of aluminum plastic film are melted into soldering and sealing with heat sealing machine；Welding temperature is 190 DEG C, welding
Time is 5s；
Step 6: welding cathode 2 again, and the cathode 2 for having riveted tab is placed on the aluminum plastic film cathode that depth is 100 μm and is cheated
In 3.2, negative lug glue 2.2 and 3 closedtop side inner surface of aluminum plastic film are melted into soldering and sealing with heat sealing machine；Welding temperature is 190 DEG C, weldering
Connecing the time is 5s；
Step 7: one layer of conducting resinl 4 is coated on 1 surface of anode, the diaphragm 5 for having cut size is then pasted onto anode 1
Surface；
Step 8: doubling aluminum plastic film 3 pushes up positive pole ear glue 1.2, negative lug glue 2.2 and aluminum plastic film 3 under heat sealing machine
Edge sealing inner surface melts soldering and sealing；Welding temperature is 190 DEG C, weld interval 5s；
Step 9: it successively carries out side seal, fluid injection, tail envelope, two envelope of vacuum, pre-arcing, processes, an obtained lithium manganese such as cut
Ultra-thin CP042043 flexible-packed battery.
Embodiment 2
The method for preparing the ultra-thin CP042043 flexible-packed battery of a lithium manganese；Preparation method is the same as embodiment 1, difference
Be: for anode in flakes with a thickness of 120 μm, the depth in anode hole 3.1 is 120 μm after roll-in；Battery cathode purchases what was produced from Tianjin
With a thickness of 50 μm of ultra-thin lithium bands, it is 50 μm that cathode, which cheats 3.2 depth,；Welding temperature is 180 DEG C, weld interval 6s.
Embodiment 3
The method for preparing the ultra-thin CP042043 flexible-packed battery of a lithium manganese；Preparation method is the same as embodiment 1, difference
Be: for anode in flakes with a thickness of 130 μm, the depth in anode hole 3.1 is 130 μm after roll-in；Battery cathode purchases what was produced from Tianjin
With a thickness of 70 μm of ultra-thin lithium bands, it is 70 μm that cathode, which cheats 3.2 depth,；Welding temperature is 220 DEG C, weld interval 3s.
Now the ultra-thin CP042043 flexible packaged battery pool size of a lithium manganese prepared by the present invention and battery performance are tested,
Wherein, the ultra-thin CP042043 flexible-packed battery number of the lithium manganese that prepared by the embodiment of the present invention 1 is 1#, prepared by embodiment 2
The ultra-thin CP042043 flexible-packed battery number of lithium manganese is 2#, the ultra-thin CP042043 Soft Roll of a lithium manganese prepared by embodiment 3
Packed battery number is 3#；Test result is as shown in table 1:
1 battery size of table and battery performance test table
By upper table 1 it is found that preparation of the embodiment of the present invention the ultra-thin CP042043 flexible-packed battery of a lithium manganese is relatively thin, capacitor
Measure larger, size and battery performance are all satisfied technical requirements (technical requirements in table 1 are enterprise's marks).
In order to more clearly illustrate lithium manganese slimline battery of the present invention and preparation method thereof with it is existing
A lithium manganese slimline battery and preparation method thereof compare possessed advantage, staff carries out both technical solutions
Comparison, comparing result are as shown in table 2 below:
2 comparing result of table
By upper table 2 it is found that lithium manganese slimline battery of the present invention and preparation method thereof and an existing lithium manganese
Slimline battery and preparation method thereof is compared, relatively thin, and qualification rate is higher, and capacitance is larger, and is more suitable for volume production.
Other unaccounted parts belong to the prior art.
Claims (10)
1. a lithium manganese slimline battery, including positive (1), cathode (2) and aluminum plastic film (3), it is characterised in that: the aluminum plastic film
(3) anode hole (3.1) and cathode hole (3.2) are symmetrically arranged on inner surface；The anode (1) is located in the anode hole (3.1),
The cathode (2) is located in cathode hole (3.2)；Anode (1) surface is coated with conducting resinl (4), there is diaphragm (5) stickup
In described positive (1) outer surface, the conducting resinl (4) is located between positive (1) and the diaphragm (5).
2. lithium manganese slimline battery according to claim 1, it is characterised in that: the anode hole (3.1) and cathode hole
It (3.2) is rectangular hole.
3. lithium manganese slimline battery according to claim 1 or 2, it is characterised in that: the substrate of the anode (1) is selected
Metal foil.
4. lithium manganese slimline battery according to claim 3, it is characterised in that: the anode (1) is selected with a thickness of 10 μ
The aluminium foil or stainless steel foil of m~15 μm, it is described anode (1) it is in blocks with a thickness of 120 μm~150 μm；There is white space (1.3) to set
In on positive (1) one apex angle, there is anode ear (1.1) to be welded on the white space (1.3).
5. lithium manganese slimline battery according to claim 4, it is characterised in that: the cathode (2) is with a thickness of 50 μm
~80 μm of ultra-thin lithium band has negative electrode lug (2.1) riveting on (2) one apex angle of cathode.
6. lithium manganese slimline battery according to claim 5, it is characterised in that: the anode ear (1.1) is stainless steel
Tab；The negative electrode lug (2.1) is nickel tab.
7. lithium manganese slimline battery according to claim 6, it is characterised in that: there is positive pole ear glue (1.2) to be set to institute
It states on anode ear (1.1) and is located at described positive (1) end；There are negative lug glue (2.2) to be set on the negative electrode lug (2.1),
And it is located at the cathode (2) end.
8. lithium manganese slimline battery according to claim 7, it is characterised in that: described anode ear (1.1) one end is located at
Aluminum plastic film (3) tip inside, the other end stretch out the aluminum plastic film (3)；Described negative electrode lug (2.1) one end is located at the plastic-aluminum
Film (3) tip inside, the other end stretch out the aluminum plastic film (3)；Described positive pole ear glue (1.2) one end is located at the aluminum plastic film
(3) tip inside, the other end stretch out the aluminum plastic film (3)；Described negative lug glue (2.2) one end is located at the aluminum plastic film (3)
Tip inside, the other end stretch out the aluminum plastic film (3).
9. the method for preparing a lithium manganese slimline battery described in any claim in claim 1-8, which is characterized in that packet
Include following steps:
Step 1: positive (1) uses one side coating formula technique, and the substrate of selection is in blocks through roll-in；
Step 2: positive (1) with the clear powder of laser machine, the region that leaves some space (1.3), after positive (1) dry water removal, by anode ear
(1.1) it is welded with white space (1.3)；
Step 3: by negative electrode lug (2.1) riveting on cathode (2)；
Step 4: anode hole (3.1) is symmetrically gone out in aluminum plastic film (3) inner surface with punching hole mold and cathode cheats (3.2), and by aluminium
Plastic film (3) is cut to the length of needs；
Step 5: the anode (1) for welding anode ear (1.1) is placed in anode hole (3.1) by soldering and sealing anode, will with heat sealing machine
Positive pole ear glue (1.2) and closedtop side (3.3) inner surface melt soldering and sealing；
Step 6: the cathode (2) for having riveted negative electrode lug (2.1) is placed in cathode hole (3.2), uses heat sealing machine by welding cathode
Negative lug glue (2.2) and closedtop side (3.3) inner surface are melted into soldering and sealing；
Step 7: one layer of conducting resinl (4) is coated in anode (1) outer surface, is then pasted onto the diaphragm (5) for having cut size just
Pole (1) outer surface；
Step 8: doubling aluminum plastic film (3)；Under heat sealing machine, positive pole ear glue (1.2) and closedtop side (3.3) inner surface are melted
Negative lug glue (2.2) and closedtop side (3.3) inner surface are melted soldering and sealing by soldering and sealing；
Step 9: it successively carries out including side seal, fluid injection, tail envelope, two envelope of vacuum, pre-arcing, the process cut, a lithium manganese is made
Slimline battery finished product.
10. the method for lithium manganese slimline battery of preparation according to claim 9, it is characterised in that: Step 5: step
Six, in step 8, the soldering and sealing welding temperature is 180 DEG C~220 DEG C, weld interval is 3 seconds~6 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910184650.9A CN109935745B (en) | 2019-03-12 | 2019-03-12 | Primary lithium manganese ultrathin battery and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910184650.9A CN109935745B (en) | 2019-03-12 | 2019-03-12 | Primary lithium manganese ultrathin battery and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109935745A true CN109935745A (en) | 2019-06-25 |
| CN109935745B CN109935745B (en) | 2024-04-05 |
Family
ID=66987082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910184650.9A Active CN109935745B (en) | 2019-03-12 | 2019-03-12 | Primary lithium manganese ultrathin battery and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109935745B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993882A (en) * | 2019-10-21 | 2020-04-10 | 中船重工黄冈水中装备动力有限公司 | Novel battery plate net hanging composite preparation method |
| CN114122313A (en) * | 2021-10-25 | 2022-03-01 | 西北工业大学 | Ultrathin organic composite power supply and preparation method thereof |
| CN114243220A (en) * | 2021-11-18 | 2022-03-25 | 西安国科信息科技有限公司 | Ultra-thin lithium manganese battery |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005149938A (en) * | 2003-11-17 | 2005-06-09 | Nec Lamilion Energy Ltd | Film exterior packaged battery and manufacturing method therefor |
| CN201508882U (en) * | 2009-10-28 | 2010-06-16 | 惠州市赛能电池有限公司 | Flexible package lithium ion battery electrode lug encapsulating device |
| CN102244290A (en) * | 2011-06-03 | 2011-11-16 | 向建辉 | Ultrathin lithium ion battery |
| CN202503065U (en) * | 2012-02-09 | 2012-10-24 | 广州丰江电池新技术股份有限公司 | Thin lithium ion battery |
| WO2015046537A1 (en) * | 2013-09-30 | 2015-04-02 | 日本電気株式会社 | Lithium ion secondary battery and method for manufacturing same |
| CN104600365A (en) * | 2014-12-23 | 2015-05-06 | 中国兵器工业第二一三研究所 | Integrated structure of ultrathin lithium-manganese battery |
| CN106410266A (en) * | 2016-10-28 | 2017-02-15 | 珠海市鹏辉电池有限公司 | Ultra-thin lithium ion battery and preparation method thereof |
| CN106972189A (en) * | 2017-03-07 | 2017-07-21 | 惠州亿纬锂能股份有限公司 | The preparation method and slimline battery of a kind of slimline battery |
| CN108574060A (en) * | 2018-04-18 | 2018-09-25 | 四川绿鑫电源科技有限公司 | A kind of packaging method for polymer lithium ion battery electric core |
| CN109449322A (en) * | 2018-12-21 | 2019-03-08 | 河南鼎能电子科技有限公司 | A kind of novel lithium battery with super thin metal shell |
| CN209434228U (en) * | 2019-03-12 | 2019-09-24 | 武汉昊诚能源科技有限公司 | Lithium manganese slimline battery |
-
2019
- 2019-03-12 CN CN201910184650.9A patent/CN109935745B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005149938A (en) * | 2003-11-17 | 2005-06-09 | Nec Lamilion Energy Ltd | Film exterior packaged battery and manufacturing method therefor |
| CN201508882U (en) * | 2009-10-28 | 2010-06-16 | 惠州市赛能电池有限公司 | Flexible package lithium ion battery electrode lug encapsulating device |
| CN102244290A (en) * | 2011-06-03 | 2011-11-16 | 向建辉 | Ultrathin lithium ion battery |
| CN202503065U (en) * | 2012-02-09 | 2012-10-24 | 广州丰江电池新技术股份有限公司 | Thin lithium ion battery |
| WO2015046537A1 (en) * | 2013-09-30 | 2015-04-02 | 日本電気株式会社 | Lithium ion secondary battery and method for manufacturing same |
| CN104600365A (en) * | 2014-12-23 | 2015-05-06 | 中国兵器工业第二一三研究所 | Integrated structure of ultrathin lithium-manganese battery |
| CN106410266A (en) * | 2016-10-28 | 2017-02-15 | 珠海市鹏辉电池有限公司 | Ultra-thin lithium ion battery and preparation method thereof |
| CN106972189A (en) * | 2017-03-07 | 2017-07-21 | 惠州亿纬锂能股份有限公司 | The preparation method and slimline battery of a kind of slimline battery |
| CN108574060A (en) * | 2018-04-18 | 2018-09-25 | 四川绿鑫电源科技有限公司 | A kind of packaging method for polymer lithium ion battery electric core |
| CN109449322A (en) * | 2018-12-21 | 2019-03-08 | 河南鼎能电子科技有限公司 | A kind of novel lithium battery with super thin metal shell |
| CN209434228U (en) * | 2019-03-12 | 2019-09-24 | 武汉昊诚能源科技有限公司 | Lithium manganese slimline battery |
Non-Patent Citations (1)
| Title |
|---|
| 罗欣怡;: "一种软包装锂离子电池的封装技术", 仪器仪表用户, no. 08, 11 July 2018 (2018-07-11) * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993882A (en) * | 2019-10-21 | 2020-04-10 | 中船重工黄冈水中装备动力有限公司 | Novel battery plate net hanging composite preparation method |
| CN110993882B (en) * | 2019-10-21 | 2021-04-13 | 中船重工黄冈水中装备动力有限公司 | Preparation method for battery plate net hanging composite |
| CN114122313A (en) * | 2021-10-25 | 2022-03-01 | 西北工业大学 | Ultrathin organic composite power supply and preparation method thereof |
| CN114243220A (en) * | 2021-11-18 | 2022-03-25 | 西安国科信息科技有限公司 | Ultra-thin lithium manganese battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109935745B (en) | 2024-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109935745A (en) | Lithium manganese slimline battery and preparation method thereof | |
| JP6178848B2 (en) | Improvement of rotatable continuous molding operation of soluble pouch | |
| CN205828573U (en) | Takeup type battery core | |
| CN209434228U (en) | Lithium manganese slimline battery | |
| US4181554A (en) | Method of applying polarized film to liquid crystal display cells | |
| CN104136210B (en) | The method for being used to form composite construction | |
| CN107966400B (en) | Method for detecting packaging effect of aluminum plastic film | |
| CN109565084A (en) | Takeup type battery core | |
| CN104377361B (en) | Thin diaphragm battery and preparing method thereof | |
| CN105428727A (en) | Coiling-type laminated battery manufacturing method coating adhesive on membrane to fix pole pieces | |
| CN106898823B (en) | A kind of preparation method of water storage type flexible packing lithium ion electric core and battery | |
| CN104577004B (en) | A kind of polymer Li-ion battery of fixing barrier film and preparation method thereof | |
| CN106393708B (en) | A kind of rubberizing clamping jig and rubberizing technique | |
| CN102623667A (en) | Soft package thin and ultrathin cell structure and manufacturing method thereof | |
| CN109167103A (en) | A kind of closedtop method of soft-package battery | |
| CN107529344A (en) | Porous spacer strip, its coiling body, its manufacture method and lithium ion battery | |
| EP3522264A1 (en) | Lithiation of electrodes for cylindrical energy storage devices and method of making same | |
| CN102061135B (en) | Power battery laminated film and film laminating process thereof | |
| CN105355806B (en) | Electrochemical battery packaging material, battery using packaging material and preparation method of battery | |
| CN105259506B (en) | The method of inspection of the plastic-aluminum combined film molding mold of polymer Li-ion battery | |
| CN110429341A (en) | A kind of soft package lithium battery thermal radiation resistant aluminum foil bag forming mould and preparation method thereof | |
| CN114624180A (en) | Method for comparing and judging binding power of lithium ion battery negative plate | |
| CN206432345U (en) | A kind of solid battery core and the paper shell thin slice lithium ion battery containing the battery core | |
| CN201278351Y (en) | Lithium ion battery packaging film | |
| CN209232887U (en) | A kind of arc flexible package lithium cell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: Zhong Guo Address after: 430040 No.1, Taichung Avenue, Gaoqiao Industrial Park, Wujiashan Economic Development Zone, Wuhan City, Hubei Province Applicant after: Wuhan Haocheng lithium Technology Co.,Ltd. Address before: 430040 No.1, Taichung Avenue, Gaoqiao Industrial Park, Wujiashan Economic Development Zone, Wuhan City, Hubei Province Applicant before: WUHAN HAOCHENG ENERGY RESOURCES TECHNOLOGY CO.,LTD. Country or region before: Zhong Guo |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |