JPH0945314A - Manufacturing device of alkaline metal electrode - Google Patents

Manufacturing device of alkaline metal electrode

Info

Publication number
JPH0945314A
JPH0945314A JP19010295A JP19010295A JPH0945314A JP H0945314 A JPH0945314 A JP H0945314A JP 19010295 A JP19010295 A JP 19010295A JP 19010295 A JP19010295 A JP 19010295A JP H0945314 A JPH0945314 A JP H0945314A
Authority
JP
Japan
Prior art keywords
alkali metal
synthetic resin
piece
pressure receiving
pressing piece
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
Application number
JP19010295A
Other languages
Japanese (ja)
Other versions
JP3613846B2 (en
Inventor
Tetsuo Ueni
哲夫 上荷
Shunsuke Inoue
俊介 井上
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yuasa Corp
Original Assignee
Yuasa Corp
Yuasa Battery Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yuasa Corp, Yuasa Battery Corp filed Critical Yuasa Corp
Priority to JP19010295A priority Critical patent/JP3613846B2/en
Publication of JPH0945314A publication Critical patent/JPH0945314A/en
Application granted granted Critical
Publication of JP3613846B2 publication Critical patent/JP3613846B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • Y02E60/12

Landscapes

  • Primary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

PROBLEM TO BE SOLVED: To prevent alkaline metal such as metallic lithium from sticking to a pressing piece and a pressure receiving piece by preventing the pressing piece from being flawed by a current collecting body in a device to manufacture an alkaline metal electrode by pressurizing the current collecting body and the alkaline metal such as metallic lithium arranged between the pressing piece and the pressure receiving piece. SOLUTION: Synthetic resin foil 5 for a pressing piece is made to travel along a surface of a pressing piece 3 with which metallic lithium 1 or a current collecting body 2 contacts, and synthetic resin foil 6 for a pressure receiving piece is made to travel along a surface of a pressure receiving piece 4 with which the metallic lithium 1 contacts. The metallic lithium 1 and the current collecting body 2 are pressurized through the synthetic resin foil 5 for a pressing piece and the synthetic resin foil 6 for a pressure receiving piece.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明はリチウム電極などの
アルカリ金属電極の製造装置に関するもので、さらに詳
しく言えば、アルカリ金属を加圧するための押圧片と受
圧片にアルカリ金属が付着するのを防止することができ
るアルカリ金属電極の製造装置に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for producing an alkali metal electrode such as a lithium electrode, and more specifically, to prevent the alkali metal from adhering to a pressure piece and a pressure receiving piece for pressurizing the alkali metal. The present invention relates to an apparatus for producing an alkali metal electrode that can be manufactured.

【0002】[0002]

【従来の技術】金属リチウムなどのアルカリ金属に集電
体を埋設してアルカリ金属電極を製造するアルカリ金属
電極の製造装置としては特公昭55−41841号公報
に記載されたようなものがある。
2. Description of the Related Art As an alkali metal electrode manufacturing apparatus for manufacturing an alkali metal electrode by embedding a current collector in an alkali metal such as metallic lithium, there is a device described in JP-B-55-41841.

【0003】前記公報に記載されたものは、金属リチウ
ムのような高可鍛性金属と銅グリッドを、互いに間隔を
もって配置したローラー組の間に無終端プラスチックベ
ルトとともに連続的に通過させ、ローラーに前記金属が
付着しないようにするものである。
According to the above-mentioned publication, a highly malleable metal such as metallic lithium and a copper grid are continuously passed together with an endless plastic belt between a set of rollers arranged at a distance from each other to form a roller. This is to prevent the metal from adhering.

【0004】[0004]

【発明が解決しようとする課題】上記したアルカリ金属
電極の製造装置は、無終端プラスチックベルトを介して
金属リチウムのような高可鍛性金属と銅グリッドとをロ
ーラー組で加圧しているため、前記高可鍛性金属を銅グ
リッドに圧着することはできるが、無終端プラスチック
ベルトを反復して使用することによってそれに付いた傷
または無終端プラスチックベルトを介して高可鍛性金属
や銅グリッドを加圧することによってそれに付いた傷に
高可鍛性金属が付着し、それによってアルカリ金属電極
の表面に凹凸が生じることがあり、薄い金属リチウムの
ような高可鍛性金属を用いたアルカリ金属電極の製造に
適用するには難点があった。
In the above-mentioned alkali metal electrode manufacturing apparatus, since a highly malleable metal such as metallic lithium and a copper grid are pressed by a roller group through an endless plastic belt, The highly malleable metal can be crimped onto the copper grid, but by repeatedly using the endless plastic belt, the highly malleable metal and the copper grid can be attached through the scratches or the endless plastic belt attached to it. When pressure is applied, a highly malleable metal may adhere to the scratches attached to it, which may cause unevenness on the surface of the alkali metal electrode.Alkali metal electrode using a highly malleable metal such as thin metal lithium There was a difficulty in applying it to the manufacture of.

【0005】本発明は、上記したアルカリ金属電極の製
造装置に鑑みてなされたものであり、薄い金属リチウム
のようなアルカリ金属を用いたアルカリ金属電極を製造
するのに適したアルカリ金属電極の製造装置を提供する
ことを目的とする。
The present invention has been made in view of the above-described apparatus for producing an alkali metal electrode, and produces an alkali metal electrode suitable for producing an alkali metal electrode using an alkali metal such as thin metal lithium. The purpose is to provide a device.

【0006】[0006]

【課題を解決するための手段】すなわち、本発明は、押
圧片と受圧片とを備え、各片間に配したアルカリ金属と
集電体を加圧してアルカリ金属電極を製造するアルカリ
金属電極の製造装置において、アルカリ金属または集電
体が接触する押圧片の表面に沿って押圧片用合成樹脂フ
ォイルを走行させるための押圧片用合成樹脂フォイル走
行部を設けるとともに、アルカリ金属が接触する受圧片
の表面に沿って受圧片用合成樹脂フォイルを走行させる
ための受圧片用合成樹脂フォイル走行部を設け、前記押
圧片と受圧片との間の受圧片用合成樹脂フォイル上に集
電体とアルカリ金属を配し、この集電体とアルカリ金属
を押圧片用合成樹脂フォイルを介して押圧片で加圧する
ことによってアルカリ金属電極とすることを特徴とする
ものである。
That is, the present invention relates to an alkali metal electrode which comprises a pressing piece and a pressure receiving piece, and which pressurizes an alkali metal and a current collector arranged between the pieces to produce an alkali metal electrode. In the manufacturing apparatus, a synthetic resin foil running portion for the pressing piece for running the synthetic resin foil for the pressing piece along the surface of the pressing piece with which the alkali metal or the current collector comes in contact is provided, and the pressure receiving piece with which the alkali metal comes into contact. A synthetic resin foil running portion for a pressure receiving piece for running the synthetic resin foil for a pressure receiving piece along the surface of the pressure sensitive piece is provided, and a current collector and an alkali are placed on the synthetic resin foil for the pressure receiving piece between the pressing piece and the pressure receiving piece. A metal is arranged, and the current collector and the alkali metal are pressed by the pressing piece through the synthetic resin foil for the pressing piece to form an alkali metal electrode.

【0007】また、本発明は、前記したアルカリ金属電
極の製造装置において、アルカリ金属電極は受圧片用合
成樹脂フォイル走行部によって受圧片用合成樹脂フォイ
ルの新しい部分を受圧片の表面に沿って移行させること
によって取り出すとともに、押圧片合成樹脂フォイル走
行部によって押圧片用合成樹脂フォイルの新しい部分を
押圧片の表面に沿って移行させることを特徴とするもの
である。
Further, in the above-mentioned alkali metal electrode manufacturing apparatus of the present invention, the alkali metal electrode moves a new portion of the synthetic resin foil for the pressure receiving piece along the surface of the pressure receiving piece by the running portion of the synthetic resin foil for the pressure receiving piece. The pressing piece synthetic resin foil running portion moves a new portion of the pressing piece synthetic resin foil along the surface of the pressing piece.

【0008】また、本発明は、前記したアルカリ金属電
極の製造装置において、アルカリ金属電極はリチウム電
極であることを特徴とするものである。
Further, the present invention is characterized in that, in the above-mentioned apparatus for producing an alkali metal electrode, the alkali metal electrode is a lithium electrode.

【0009】[0009]

【発明の実施の形態】以下、本発明に係る一実施の形態
を、図1〜図3に基づいて説明する。
BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to FIGS.

【0010】図1は本発明のアルカリ金属電極の製造装
置の運転開始前の状態を示す図で、押圧片3と受圧片4
とを備え、前記押圧片3のアルカリ金属が接触する表面
に押圧片用合成樹脂フォイル5を走行させ、前記受圧片
4のアルカリ金属が接触する表面に受圧片用合成樹脂フ
ォイル6を走行させるようにし、この受圧片用合成樹脂
フォイル6上にアルカリ金属としての金属リチウム1と
集電体2を配した状態を示す図である。
FIG. 1 is a view showing a state before the operation of the apparatus for producing an alkali metal electrode according to the present invention, in which a pressing piece 3 and a pressure receiving piece 4 are provided.
So that the surface of the pressing piece 3 in contact with the alkali metal is made to run the synthetic resin foil 5 for pressing piece, and the surface of the pressure receiving piece 4 in contact with the alkali metal is made to run the synthetic resin foil 6 for pressure receiving piece. FIG. 3 is a diagram showing a state in which metallic lithium 1 as an alkali metal and a current collector 2 are arranged on the pressure-sensitive piece synthetic resin foil 6.

【0011】前記押圧片用合成樹脂フォイル5は、これ
を巻回する原巻9およびこれを押圧片3のアルカリ金属
が接触する表面に沿って走行させるための巻取装置7と
ともに押圧片用合成樹脂フォイル走行部を構成し、前記
受圧片用合成樹脂フォイル6は、これを巻回する原巻1
0およびこれを受圧片4のアルカリ金属が接触する表面
に沿って走行させるための巻取装置8とともに受圧片用
合成樹脂フォイル走行部を構成してなる。
The pressing piece synthetic resin foil 5 is combined with an original winding 9 around which it is wound and a winding device 7 for running the winding 9 along the surface of the pressing piece 3 in contact with the alkali metal. The synthetic resin foil 6 for the pressure-receiving piece, which constitutes a resin foil running portion, is the original roll 1 around which the synthetic resin foil 6 is wound.
0 and a winding device 8 for running the same along the surface of the pressure-receiving piece 4 in contact with the alkali metal, which constitutes a synthetic resin foil running portion for the pressure-receiving piece.

【0012】前記押圧片3は油圧シリンダー11によっ
て上下運動するように構成されてなる。
The pressing piece 3 is constructed to move up and down by a hydraulic cylinder 11.

【0013】図2は本発明のアルカリ金属電極の製造装
置の運転時の状態を示す図で、油圧シリンダー11を作
動させて押圧片3を受圧片4の上に下降させてアルカリ
金属としての金属リチウム1と集電体2を加圧している
状態を示す図である。
FIG. 2 is a diagram showing the operating state of the alkali metal electrode manufacturing apparatus of the present invention, in which the hydraulic cylinder 11 is actuated to lower the pressing piece 3 onto the pressure receiving piece 4 so that the metal serving as the alkali metal. It is a figure which shows the state which is pressing the lithium 1 and the collector 2.

【0014】図3は本発明のアルカリ金属電極の製造装
置の運転終了時の状態を示す図で、油圧シリンダー11
を作動させて押圧片3を上昇させるとともに、受圧片用
合成樹脂フォイル走行部を作動させて受圧片用合成樹脂
フォイル6の新しい部分を受圧片4の表面に沿って移行
させ、製造されたアルカリ金属電極としてのリチウム電
極12を取り出し、それとともに押圧片用合成樹脂フォ
イル走行部を作動させて押圧片用合成樹脂フォイル5の
新しい部分を押圧片3の表面に沿って移行させた状態を
示す図である。
FIG. 3 is a diagram showing a state at the end of operation of the alkali metal electrode manufacturing apparatus of the present invention.
Is operated to raise the pressing piece 3, and the synthetic resin foil running portion for the pressure receiving piece is operated to move a new portion of the synthetic resin foil 6 for the pressure receiving piece along the surface of the pressure receiving piece 4 to produce the alkali. The figure which shows the state which took out the lithium electrode 12 as a metal electrode, actuated the synthetic resin foil running part for pressing pieces with it, and moved the new part of the synthetic resin foil 5 for pressing pieces along the surface of the pressing piece 3. Is.

【0015】本発明によれば、受圧片用合成樹脂フォイ
ル6上に配した集電体2とアルカリ金属としての金属リ
チウム1を押圧片3と受圧片4との間に移送し、押圧片
用合成樹脂フォイル5を介して押圧片3で加圧している
ので、押圧片3や受圧片4の表面に金属リチウムが付着
することはないので、効率よく薄い金属リチウム1と集
電体2を加圧してリチウム電極12を製造することがで
きる。
According to the present invention, the current collector 2 disposed on the pressure-sensitive piece synthetic resin foil 6 and the metal lithium 1 as the alkali metal are transferred between the pressure piece 3 and the pressure-receiving piece 4 to be used for the pressure piece. Since pressure is applied by the pressing piece 3 through the synthetic resin foil 5, metallic lithium does not adhere to the surfaces of the pressing piece 3 and the pressure receiving piece 4, so that the thin metallic lithium 1 and the current collector 2 are efficiently added. The lithium electrode 12 can be manufactured by pressing.

【0016】また、本発明によれば、受圧片用合成樹脂
フォイル走行部と押圧片用合成樹脂フォイル走行部によ
って一つのリチウム電極を製造するごとに受圧片用合成
樹脂フォイル6の新しい部分と押圧片用合成樹脂フォイ
ル5の新しい部分とを受圧片4と押圧片3の表面に走行
させるようにしているので、集電体2によって各フォイ
ルに傷が付いても、リチウム電極の製造に支障をきたす
ことはない。
Further, according to the present invention, every time one lithium electrode is manufactured by the synthetic resin foil running portion for the pressure receiving piece and the synthetic resin foil running portion for the pressing piece, a new portion of the synthetic resin foil 6 for the pressure receiving piece is pressed against the new portion. Since the new portion of the strip synthetic resin foil 5 is made to run on the surfaces of the pressure receiving piece 4 and the pressing piece 3, even if each foil is scratched by the current collector 2, the production of the lithium electrode is hindered. It won't come.

【0017】上記した実施の形態では、金属リチウム1
と集電体2を受圧片用合成樹脂フォイル6上にどのよう
に位置させるかについては特に説明していないが、紙面
に垂直な方向から押圧片3と受圧片4との間に移送する
ことにより、またあらかじめ受圧片用合成樹脂フォイル
6上に配しておいて押圧片3と受圧片4との間に移送す
ることによって位置させることができる。
In the above embodiment, the metallic lithium 1
How to position the current collector 2 and the current collector 2 on the pressure-sensitive piece synthetic resin foil 6 is not particularly described, but transfer between the pressing piece 3 and the pressure-receiving piece 4 from the direction perpendicular to the paper surface. Moreover, it can be positioned by being placed on the pressure-sensitive piece synthetic resin foil 6 in advance and transferred between the pressing piece 3 and the pressure-receiving piece 4.

【0018】また、上記した実施の形態では、アルカリ
金属電極としてリチウム電極を製造する場合について説
明したが、金属リチウム以外の他のアルカリ金属電極や
アルカリ金属と同様の性質を有する他の金属電極の製造
にも用いることができる。
In the above-described embodiment, the case where a lithium electrode is manufactured as an alkali metal electrode has been described. However, other alkali metal electrodes other than metal lithium and other metal electrodes having the same properties as alkali metal electrodes can be used. It can also be used in manufacturing.

【0019】[0019]

【実施例】上記したアルカリ金属電極の製造装置を用
い、厚みが1mmの金属リチウム1と厚みが0.3mm
の集電体2とを加圧してリチウム電極を製造したとこ
ろ、加圧する圧力を5880KPaから7840KPa
とし、厚みが0.03mmの押圧片用合成樹脂フォイル
5および受圧片用合成樹脂フォイル6を使用しても、押
圧片用合成樹脂フォイル5によって、集電体2による傷
が押圧片3に付いたり、押圧片3に金属リチウムが付着
するのを防止することができ、また受圧片用合成樹脂フ
ォイル6によって、受圧片4に金属リチウムが付着する
のを防止することができることがわかった。
Example Using the above-described alkali metal electrode manufacturing apparatus, the thickness of metallic lithium 1 is 1 mm and the thickness is 0.3 mm.
When a lithium electrode was manufactured by pressurizing the current collector 2 of 1., the pressurizing pressure was 5880 KPa to 7840 KPa.
Even if the pressing piece synthetic resin foil 5 and the pressure receiving piece synthetic resin foil 6 having a thickness of 0.03 mm are used, the pressing piece 3 is scratched by the current collector 2 by the pressing piece synthetic resin foil 5. It has been found that it is possible to prevent metallic lithium from adhering to the pressing piece 3, and the synthetic resin foil 6 for the pressure receiving piece can prevent metallic lithium from adhering to the pressure receiving piece 4.

【0020】[0020]

【発明の効果】上記した如く、本発明は、押圧片3に集
電体2による傷が付いたり、押圧片3および受圧片4に
金属リチウムが付着するのを防止することができ、特に
薄いリチウム電極のようなアルカリ金属電極の製造に適
したものであると言える。
As described above, according to the present invention, it is possible to prevent the pressing piece 3 from being scratched by the current collector 2 and to prevent metallic lithium from adhering to the pressing piece 3 and the pressure receiving piece 4, which is particularly thin. It can be said that it is suitable for manufacturing an alkali metal electrode such as a lithium electrode.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明のアルカリ金属電極の製造装置の運転開
始前の状態を示す図である。
FIG. 1 is a diagram showing a state before the start of operation of an alkali metal electrode manufacturing apparatus of the present invention.

【図2】本発明のアルカリ金属電極の製造装置の運転時
の状態を示す図である。
FIG. 2 is a diagram showing a state during operation of the alkali metal electrode manufacturing apparatus of the present invention.

【図3】本発明のアルカリ金属電極の製造装置の運転終
了時の状態を示す図である。
FIG. 3 is a diagram showing a state at the end of operation of the alkali metal electrode manufacturing apparatus of the present invention.

【符号の説明】[Explanation of symbols]

1 金属リチウム 2 集電体 3 押圧片 4 受圧片 5 押圧片用合成樹脂フォイル 6 受圧片用合成樹脂フォイル 1 Metal lithium 2 Current collector 3 Pressing piece 4 Pressure receiving piece 5 Synthetic resin foil for pressing piece 6 Synthetic resin foil for pressure receiving piece

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 押圧片と受圧片とを備え、各片間に配し
たアルカリ金属と集電体を加圧してアルカリ金属電極を
製造するアルカリ金属電極の製造装置において、アルカ
リ金属または集電体が接触する押圧片の表面に沿って押
圧片用合成樹脂フォイルを走行させるための押圧片用合
成樹脂フォイル走行部を設けるとともに、アルカリ金属
が接触する受圧片の表面に沿って受圧片用合成樹脂フォ
イルを走行させるための受圧片用合成樹脂フォイル走行
部を設け、前記押圧片と受圧片との間の受圧片用合成樹
脂フォイル上に集電体とアルカリ金属を配し、この集電
体とアルカリ金属を押圧片用合成樹脂フォイルを介して
押圧片で加圧することによってアルカリ金属電極とする
ことを特徴とするアルカリ金属電極の製造装置。
1. An alkali metal electrode production apparatus comprising a pressing piece and a pressure receiving piece, wherein an alkali metal electrode is manufactured by pressurizing an alkali metal and a current collector arranged between the pieces. The synthetic resin foil for the pressing piece for running the synthetic resin foil for the pressing piece along the surface of the pressing piece that comes into contact with, and the synthetic resin for the pressure receiving piece along the surface of the pressure receiving piece with which the alkali metal contacts A synthetic resin foil running portion for the pressure receiving piece for running the foil is provided, and a current collector and an alkali metal are arranged on the synthetic resin foil for the pressure receiving piece between the pressing piece and the pressure receiving piece. An alkali metal electrode manufacturing apparatus, wherein an alkali metal electrode is obtained by pressing an alkali metal with a pressing piece through a synthetic resin foil for a pressing piece.
【請求項2】 請求項1記載のアルカリ金属電極の製造
装置において、アルカリ金属電極は受圧片用合成樹脂フ
ォイル走行部によって受圧片用合成樹脂フォイルの新し
い部分を受圧片の表面に沿って移行させることによって
取り出すとともに、押圧片合成樹脂フォイル走行部によ
って押圧片用合成樹脂フォイルの新しい部分を押圧片の
表面に沿って移行させるようにしたことを特徴とするア
ルカリ金属電極の製造装置。
2. The alkali metal electrode manufacturing apparatus according to claim 1, wherein the alkali metal electrode moves a new portion of the synthetic resin foil for the pressure receiving piece along the surface of the pressure receiving piece by the synthetic resin foil running portion for the pressure receiving piece. A device for manufacturing an alkali metal electrode, characterized in that a new portion of the synthetic resin foil for a pressing piece is moved along the surface of the pressing piece by the pressing piece synthetic resin foil running section.
【請求項3】 請求項1記載のアルカリ金属電極の製造
装置において、アルカリ金属電極はリチウム電極である
ことを特徴とするアルカリ金属電極の製造装置。
3. The apparatus for producing an alkali metal electrode according to claim 1, wherein the alkali metal electrode is a lithium electrode.
JP19010295A 1995-07-26 1995-07-26 Alkali metal electrode manufacturing equipment Expired - Fee Related JP3613846B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19010295A JP3613846B2 (en) 1995-07-26 1995-07-26 Alkali metal electrode manufacturing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19010295A JP3613846B2 (en) 1995-07-26 1995-07-26 Alkali metal electrode manufacturing equipment

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JP3613846B2 JP3613846B2 (en) 2005-01-26

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