JP2019003776A5 - - Google Patents
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- JP2019003776A5 JP2019003776A5 JP2017116227A JP2017116227A JP2019003776A5 JP 2019003776 A5 JP2019003776 A5 JP 2019003776A5 JP 2017116227 A JP2017116227 A JP 2017116227A JP 2017116227 A JP2017116227 A JP 2017116227A JP 2019003776 A5 JP2019003776 A5 JP 2019003776A5
- Authority
- JP
- Japan
- Prior art keywords
- metal foil
- power storage
- storage module
- seal members
- seal member
- 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.)
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- 239000011888 foil Substances 0.000 claims 12
- 239000002184 metal Substances 0.000 claims 12
- 238000003860 storage Methods 0.000 claims 8
- 238000004519 manufacturing process Methods 0.000 claims 6
- 238000005520 cutting process Methods 0.000 claims 4
- 238000010030 laminating Methods 0.000 claims 4
- 238000007789 sealing Methods 0.000 claims 4
- 239000007773 negative electrode material Substances 0.000 claims 2
- 239000007774 positive electrode material Substances 0.000 claims 2
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
Claims (8)
前記第１工程の後に、前記電極体の積層方向に重複して配置された複数の前記第１シール部材の前記金属箔の外側に延在する端部を一括して切断する第２工程と、
前記第２工程の後に、前記積層方向に沿って互いに隣り合う前記第１シール部材同士をシールする第３工程と、
を備える蓄電モジュールの製造方法。 A metal foil, a positive electrode active material layer provided on one surface of the metal foil, and a bipolar electrode including a negative electrode active material layer provided on the other surface of the metal foil, and a frame shape along the outer edge of the metal foil; And a first seal member extending outside the metal foil provided on the first electrode member. The plurality of electrode bodies are stacked such that the bipolar electrodes overlap and the first seal members overlap. One process,
After the first step, a second step of batch cutting the ends of the plurality of first seal members, which are arranged to overlap in the laminating direction of the electrode body , extending outside the metal foil ,
A third step of sealing the first seal members adjacent to each other along the stacking direction after the second step ;
A method for manufacturing a power storage module comprising:
請求項１に記載の蓄電モジュールの製造方法。 A fourth step of temporarily fixing the plurality of first seal members to each other by welding between the second step and the third step;
A method for manufacturing the power storage module according to claim 1.
請求項１又は２に記載の蓄電モジュールの製造方法。 In the third step, a plurality of the first seal members are sealed with each other using a second seal member.
A method for manufacturing a power storage module according to claim 1.
請求項３に記載の蓄電モジュールの製造方法。 In the third step, the heated second seal member is joined to a cut surface formed by cutting the end portions of the plurality of first seal members at one time , so as to be in the laminating direction. Sealing the first seal members adjacent to each other along
A method for manufacturing a power storage module according to claim 3.
請求項３に記載の蓄電モジュールの製造方法。 Wherein in the third step, the cut surface where the end portions of the plurality of the first sealing member is formed by cutting collectively, by providing the second seal member I by the injection molding, the laminate Sealing the first seal members adjacent to each other along a direction ,
A method for manufacturing a power storage module according to claim 3.
請求項１〜５のいずれか一項に記載の蓄電モジュールの製造方法。 Wherein in the second step, by using an ultrasonic cutter, cutting collectively end of the first seal member that is stacked on the stacking direction,
A method for manufacturing the power storage module according to claim 1.
前記電極体は、金属箔、前記金属箔の一方面に設けられた正極活物質層、及び、前記金属箔の他方面に設けられた負極活物質層を含むバイポーラ電極と、前記金属箔の外縁に沿って枠状に設けられ前記金属箔の外側に延在する第１シール部材と、を含み、
前記積層体における積層方向に沿って互いに隣り合う前記電極体の前記第１シール部材の端部は、互いに揃っており、且つ、互いにシールされている、
蓄電モジュール。 A laminate comprising a plurality of electrode bodies laminated to each other,
The electrode body is a bipolar electrode including a metal foil, a positive electrode active material layer provided on one surface of the metal foil, and a negative electrode active material layer provided on the other surface of the metal foil, and an outer edge of the metal foil. A first seal member provided in a frame shape along and extending outside the metal foil,
The ends of the first seal members of the electrode bodies that are adjacent to each other along the laminating direction in the laminate are aligned with each other and sealed with each other.
Power storage module.
請求項７に記載の蓄電モジュール。 In the electrode bodies adjacent to each other, the amount of deviation between the end faces defining the end of the first seal member is twice the sum of the thickness of the first seal member and the thickness of the metal foil in the laminating direction. Is the following,
The power storage module according to claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017116227A JP6907737B2 (en) | 2017-06-13 | 2017-06-13 | Manufacturing method of power storage module and power storage module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017116227A JP6907737B2 (en) | 2017-06-13 | 2017-06-13 | Manufacturing method of power storage module and power storage module |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019003776A JP2019003776A (en) | 2019-01-10 |
| JP2019003776A5 true JP2019003776A5 (en) | 2019-12-26 |
| JP6907737B2 JP6907737B2 (en) | 2021-07-21 |
Family
ID=65006216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017116227A Active JP6907737B2 (en) | 2017-06-13 | 2017-06-13 | Manufacturing method of power storage module and power storage module |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6907737B2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4370902B2 (en) * | 2003-12-24 | 2009-11-25 | 日産自動車株式会社 | Bipolar battery and manufacturing method thereof. |
| JP2005251465A (en) * | 2004-03-02 | 2005-09-15 | Nissan Motor Co Ltd | Bipolar battery |
-
2017
- 2017-06-13 JP JP2017116227A patent/JP6907737B2/en active Active
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