JPH0527951B2 - - Google Patents
Info
- Publication number
- JPH0527951B2 JPH0527951B2 JP60008785A JP878585A JPH0527951B2 JP H0527951 B2 JPH0527951 B2 JP H0527951B2 JP 60008785 A JP60008785 A JP 60008785A JP 878585 A JP878585 A JP 878585A JP H0527951 B2 JPH0527951 B2 JP H0527951B2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- battery
- electrode plate
- insulating plate
- electrode body
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/04—Cells with aqueous electrolyte
- H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
- H01M6/10—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with wound or folded electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Description
【発明の詳細な説明】
(イ) 産業上の利用分野
本発明は渦巻電極体を備えた円筒型電池の製造
方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION (A) Field of Industrial Application The present invention relates to a method for manufacturing a cylindrical battery equipped with a spiral electrode body.
(ロ) 従来の技術
この種構造の電池としては円筒形ニツケルカド
ミウム電池や円筒形非水電解液電池が知られてお
り、例えば実公昭59−1337号公報に開示されてい
るように電池缶と、電池缶とは異なる極性の電極
板とが接触するのを防止するために電池缶の内底
面と渦巻電極体との間に絶縁板が配置されてい
る。斯る絶縁板は薄層であるため電池組立工程時
において取扱いが煩雑であり量産化の障害となつ
ていた。(b) Prior art Cylindrical nickel cadmium batteries and cylindrical non-aqueous electrolyte batteries are known as batteries with this type of structure, and for example, as disclosed in Japanese Utility Model Publication No. 1337-1980, a battery can and a battery can are used. An insulating plate is disposed between the inner bottom surface of the battery can and the spiral electrode body in order to prevent the battery can from coming into contact with an electrode plate having a polarity different from that of the battery can. Since such an insulating plate is a thin layer, it is complicated to handle during the battery assembly process, which has been an obstacle to mass production.
(ハ) 発明が解決しようとする問題点
本発明は電池缶の内底面と渦巻電極体との間に
配置される絶縁板の取扱操作を簡易化し、この種
電池の量産化を改善することを目的とする。(c) Problems to be Solved by the Invention The present invention aims to simplify the handling of the insulating plate disposed between the inner bottom surface of the battery can and the spiral electrode body, and to improve the mass production of this type of battery. purpose.
(ニ) 問題点を解決するための手段
本発明は一極性帯状電極板の下部に缶底用絶縁
板を一体的に固着すると共に、該一極性帯状電極
板をセパレータを介して他極性帯状電極板と共に
巻回した後、この渦巻電極体の下部端面を前記缶
底用絶縁板で被覆し、ついで該渦巻電極体を電池
缶に収納してなる円筒型電池の製造方法にある。(d) Means for Solving Problems The present invention integrally fixes a can bottom insulating plate to the lower part of a unipolar strip electrode plate, and connects the unipolar strip electrode plate to the other polarity strip electrode via a separator. The present invention provides a method for manufacturing a cylindrical battery in which the lower end surface of the spiral electrode body is covered with the can bottom insulating plate after being wound together with a plate, and then the spiral electrode body is housed in a battery can.
(ホ) 作用
本発明の製造方法によれば、電池缶の内底面と
渦巻電極体との間に配置する缶底用絶縁板を、巻
回する前の帯状電極板の下部に一体的に固着して
おけば良いので缶底用絶縁板の取扱操作が簡易化
される。(E) Effect According to the manufacturing method of the present invention, the insulating plate for the can bottom, which is disposed between the inner bottom surface of the battery can and the spiral electrode body, is integrally fixed to the lower part of the strip-shaped electrode plate before being wound. This simplifies the handling of the insulating plate for the can bottom.
(ヘ) 実施例
以下本発明の一実施例を円筒形の非水電解液電
池を例にとり図面に基づき説明する。(F) Embodiment An embodiment of the present invention will be described below with reference to the drawings, taking a cylindrical non-aqueous electrolyte battery as an example.
第１図において１は正極端子兼用の電池缶であ
つて、その内部には二酸化マンガンを主体とする
活物質ペーストを極板芯体に塗着、乾燥してなる
帯状正極板２と、リチウム圧延板よりなる帯状負
極板３とをセパレータ４を介して巻回せる渦巻電
極体５が収納されている。そして電池缶１の内底
面において帯状正極板２の下部に一体的に固着さ
れた缶底用絶縁板６が電池缶１と渦巻電極体５の
間に配置されており電池缶１と負極板３との接触
が阻止されていると共に正極板２のリード部材２
ａが缶底用絶縁板６の中心透孔７に臨んでおり、
この透孔７を介して溶接極（図示せず）によつて
リード部材２ａが電池缶１の内底面に溶着されて
いる。 In FIG. 1, 1 is a battery can that also serves as a positive electrode terminal, and inside it there is a strip-shaped positive electrode plate 2 made by applying an active material paste mainly composed of manganese dioxide to the electrode plate core and drying it, and a lithium-rolled positive electrode plate 2. A spiral electrode body 5 on which a strip-shaped negative electrode plate 3 made of a plate can be wound with a separator 4 in between is housed. A can bottom insulating plate 6, which is integrally fixed to the lower part of the strip-shaped positive electrode plate 2 on the inner bottom surface of the battery can 1, is arranged between the battery can 1 and the spiral electrode body 5. Contact with the lead member 2 of the positive electrode plate 2 is prevented.
a faces the center through hole 7 of the insulating plate 6 for the can bottom,
The lead member 2a is welded to the inner bottom surface of the battery can 1 through the through hole 7 by a welding electrode (not shown).
一方、負極板３のリード部材３ａは負極端子兼
用の封口蓋８の内底面に電気接続されている。９
は環状の絶縁パツキングである。 On the other hand, the lead member 3a of the negative electrode plate 3 is electrically connected to the inner bottom surface of the sealing lid 8 which also serves as a negative electrode terminal. 9
is an annular insulation packing.
次に本発明の要旨、即ち下部に缶底用絶縁板を
一体的に固着した帯状電極板を用いた渦巻電極体
の形成方法について第２図乃至第４図を参照して
詳述する。先ず、第２図に示す如く正極板２の略
中央部において垂直方向に活物質を剥離して芯体
を露出させると共に、その露出部に正極リード部
材２ａを溶接により取付ける。ついで、正極リー
ド部材２ａを覆うように絶縁粘着テープ１０を貼
着すると共に、第３図に示す如く粘着テープ１０
に缶底用絶縁板６を貼付けて正極板２に缶底用絶
縁板６を一体的に固着する。尚、この時缶底用絶
縁板６の中心透孔７に正極リード部材２ａが臨む
ように配慮する必要がある。その後この正極板に
セパレータ及び負極板を添設して巻取り第４図に
示す如き渦巻電極体５を形成した後缶底用絶縁板
６を内方に折曲して渦巻電極体５の下部端面を被
覆する。 Next, the gist of the present invention, ie, the method of forming a spiral electrode body using a band-shaped electrode plate having an insulating plate for a can bottom integrally fixed to the lower part, will be described in detail with reference to FIGS. 2 to 4. First, as shown in FIG. 2, the active material is peeled off in the vertical direction approximately at the center of the positive electrode plate 2 to expose the core, and the positive electrode lead member 2a is attached to the exposed portion by welding. Next, an insulating adhesive tape 10 is attached to cover the positive electrode lead member 2a, and the adhesive tape 10 is attached as shown in FIG.
The insulating plate 6 for the can bottom is attached to the positive electrode plate 2, and the insulating plate 6 for the can bottom is integrally fixed to the positive electrode plate 2. At this time, care must be taken so that the positive electrode lead member 2a faces the center through hole 7 of the can bottom insulating plate 6. After that, a separator and a negative electrode plate are attached to this positive electrode plate and wound to form a spiral electrode body 5 as shown in FIG. Coat the end face.
(ト) 発明の効果
本発明の製造方法によれば、電池缶の内底面と
渦巻電極体との間に配置する缶底用絶縁板を巻回
する前の一方の帯状電極板の下部に一体的に固着
すると共に、この帯状電極板をセパレータ及び他
方の帯状電極板と共に巻回してなる渦巻電極体の
下部端面を前記缶底用絶縁板で被覆するものであ
り、電池組立時において、薄層であるために取扱
い操作が煩雑であつた缶底用絶縁板の取扱いが、
渦巻電極体形成時に一体的に取付けられることに
なるため簡易化され、この種構造の電池の量産化
に資するところ極めて大なるものである。(G) Effects of the Invention According to the manufacturing method of the present invention, the insulating plate for the can bottom disposed between the inner bottom surface of the battery can and the spiral electrode body is integrated with the lower part of one of the strip-shaped electrode plates before being wound. At the same time, the lower end surface of the spiral electrode body formed by winding this band-shaped electrode plate together with a separator and the other band-shaped electrode plate is covered with the can bottom insulating plate, and when assembling the battery, the thin layer The handling of insulating plates for can bottoms, which used to be complicated due to the
Since it is integrally attached when forming the spiral electrode body, it is simplified and greatly contributes to the mass production of batteries with this type of structure.
図面はいずれも本発明に係り、第１図は本発明
法により得た円筒型電池の縦断面図、第２図乃至
第４図は渦巻電極体形成工程を示す要部斜視図で
ある。
１……電池缶、２……帯状正極板、２ａ……正
極リード部材、３……帯状負極板、３ａ……負極
リード部材、４……セパレータ、５……渦巻電極
体、６……缶底用絶縁板、７……中心透孔、８…
…封口蓋、９……絶縁パツキング、１０……絶縁
粘着テープ。
The drawings all relate to the present invention; FIG. 1 is a longitudinal sectional view of a cylindrical battery obtained by the method of the present invention, and FIGS. 2 to 4 are perspective views of essential parts showing the process of forming a spiral electrode body. DESCRIPTION OF SYMBOLS 1... Battery can, 2... Strip positive electrode plate, 2a... Positive electrode lead member, 3... Strip negative electrode plate, 3a... Negative electrode lead member, 4... Separator, 5... Spiral electrode body, 6... Can Insulating plate for bottom, 7... Center through hole, 8...
... Sealing lid, 9... Insulating packing, 10... Insulating adhesive tape.
Claims (1)
体的に固着すると共に、該一極性帯状電極板をセ
パレータを介して他極性帯状電極板と共に巻回し
た後、この渦巻電極体の下部端面を前記缶底用絶
縁板で被覆し、ついで該渦巻電極体を電池缶に収
納してなる円筒型電池の製造方法。 ２ 前記缶底用絶縁板は中心透孔を有し、該透孔
に前記一極性電極板のリード部材が臨んでいるこ
とを特徴とする特許請求の範囲第１項記載の円筒
型電池の製造方法。[Claims] 1. After integrally fixing the can bottom insulating plate to the lower part of the unipolar band-shaped electrode plate and winding the unipolar band-shaped electrode plate together with the other polarity band-shaped electrode plate through a separator, A method for manufacturing a cylindrical battery, comprising covering the lower end face of the spiral electrode body with the can bottom insulating plate, and then housing the spiral electrode body in a battery can. 2. Manufacturing a cylindrical battery according to claim 1, wherein the insulating plate for the can bottom has a central through hole, and the lead member of the unipolar electrode plate faces the through hole. Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60008785A JPS61168864A (en) | 1985-01-21 | 1985-01-21 | Cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60008785A JPS61168864A (en) | 1985-01-21 | 1985-01-21 | Cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61168864A JPS61168864A (en) | 1986-07-30 |
| JPH0527951B2 true JPH0527951B2 (en) | 1993-04-22 |
Family
ID=11702521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60008785A Granted JPS61168864A (en) | 1985-01-21 | 1985-01-21 | Cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61168864A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0369857U (en) * | 1989-11-14 | 1991-07-11 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910536A (en) * | 1982-07-09 | 1984-01-20 | Nippon Petrochem Co Ltd | Tricyclic aliphatic compound derivative, its preparation and perfume composition containing the same |
-
1985
- 1985-01-21 JP JP60008785A patent/JPS61168864A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61168864A (en) | 1986-07-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |