JPS6386347A - Coating method of slurry substance to core material - Google Patents
Coating method of slurry substance to core materialInfo
- Publication number
- JPS6386347A JPS6386347A JP61232947A JP23294786A JPS6386347A JP S6386347 A JPS6386347 A JP S6386347A JP 61232947 A JP61232947 A JP 61232947A JP 23294786 A JP23294786 A JP 23294786A JP S6386347 A JPS6386347 A JP S6386347A
- Authority
- JP
- Japan
- Prior art keywords
- slurry
- substance
- core material
- hot water
- thickness
- 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.)
- Pending
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 71
- 239000011162 core material Substances 0.000 title claims abstract description 43
- 239000000126 substance Substances 0.000 title claims abstract description 32
- 238000000576 coating method Methods 0.000 title description 3
- 239000000463 material Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 32
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、芯材へのスラリー状物質の塗着方法に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method of applying a slurry substance to a core material.
［従来の技術］
従来、芯材へのスラリー状物質の塗着は、スラリー貯蔵
槽内のスラリー状物質中に芯材を通し、該芯材の面にス
ラリー状物質を塗着して該芯材を引き上げ、その引き上
げの過程で余分なスラリー状物質をスラリーと除去する
ことにより、芯材に対するスラリー状物質の塗着厚ざが
一定になるようにしていた。[Prior Art] Conventionally, applying a slurry substance to a core material involves passing the core material through a slurry substance in a slurry storage tank, applying the slurry substance to the surface of the core material, and applying the slurry substance to the core material. By pulling up the material and removing excess slurry-like material during the pulling process, the coating thickness of the slurry-like material on the core material was kept constant.
［発明が解決しようとする問題点］
しかし、スラリー状物質の粘度は温度変化等により変化
するので、経時的に粘度変化が生じた場合、芯材に塗着
されるスラリー状物質の厚さが変化し、これらによりス
リッターで除去されるスラリー状物質の量が多くなり、
スリッターの内でのスラリー状物質の圧力が高まり、ス
ラリー状物質がスリッターから上方に押し出されるよう
な状態が生じ、スリッターを通り抜けたスラリー状物質
の厚さが変化し、スリッターの間隔を調節しないとスラ
リー状物質の厚さを均一にできない問題点があった。[Problems to be Solved by the Invention] However, the viscosity of the slurry material changes due to changes in temperature, etc., so if the viscosity changes over time, the thickness of the slurry material applied to the core material may change. and these increase the amount of slurry material removed by the slitter.
The pressure of the slurry material inside the slitter increases, creating a situation where the slurry material is forced upwardly from the slitter, and the thickness of the slurry material passing through the slitter changes, unless the spacing between the slitters is adjusted. There was a problem that the thickness of the slurry material could not be made uniform.
本発明の目的は、スリッターの間隔を調節することなし
に均一した厚さのスラリー層を得ることができる芯材へ
のスラリー状物質の塗着方法を提供することにある。An object of the present invention is to provide a method for applying a slurry-like substance to a core material, which allows a slurry layer of uniform thickness to be obtained without adjusting the spacing between slitters.
［問題点を解決するための手段］
本発明を、第１図及び第２図に示す実施例をもとに説明
すると、スラリー貯蔵槽３内のスラリー状物質Ａ中に芯
材Ｂを通し、該芯材Ｂの面にスラリー状物質Ａを塗着し
て該芯材Ｂを引き上げ、その引き上げの過程で余分なス
ラリー状物質Ａをスリッター１８で除去することにより
、スラリー状物質Ａを芯材Ｂの面に所要の厚さに塗着す
る芯材へのスラリー状物質の塗着方法であって、本発明
においては、スラリー貯蔵槽３内のスラリー状物質Ａの
温度を調節することにより該スラリー状物質Ａの粘度を
略一定に保ちつつ芯材Ｂへの塗着を行う。[Means for Solving the Problems] The present invention will be explained based on the embodiment shown in FIGS. 1 and 2. A core material B is passed through a slurry material A in a slurry storage tank 3, The slurry material A is applied to the surface of the core material B, the core material B is pulled up, and the excess slurry material A is removed by the slitter 18 during the pulling process, thereby converting the slurry material A into the core material. A method of applying a slurry substance to a core material to a required thickness on the surface B, in the present invention, the temperature of the slurry substance A in the slurry storage tank 3 is adjusted. The slurry material A is applied to the core material B while keeping the viscosity of the slurry material A substantially constant.
［作 用］
上記のように、スラリー状物質Ａの温度を調節して粘度
に維持すると、芯材Ｂに塗着されるスラリー状物質Ａの
厚さが略一定になり、このためスリッター１８の間隔を
変えなくても、スリッター１７を通り抜けたスラリー状
物質Ａの厚さを略−定に維持できる。[Function] As described above, when the temperature of the slurry material A is adjusted to maintain the viscosity, the thickness of the slurry material A applied to the core material B becomes approximately constant, and therefore the slitter 18 Even without changing the interval, the thickness of the slurry material A that has passed through the slitter 17 can be maintained approximately constant.
［実施例１
以下、本発明の実施例を図面第１図及び第２図を参照し
て詳細に説明する。[Embodiment 1] Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. 1 and 2 of the drawings.
先ず、本発明の塗着方法を実施する装置について説明す
る。この装置においては、ニッケル粉末を粘結剤と水で
混練したスラリー状物質Ａを供給するスラリーポンプ１
を右し、該スラリーポンプ１からバイブ２を経てスラリ
ー貯蔵槽３内にスラリー状物質へが供給されるようにな
っている。バイブ２の外周にはウォータージャケット５
が設けられ、またスラリー貯蔵槽３の外周にもウォータ
ージャケット６が設けられている。それぞれのウォータ
ージャケット５，６にはそれぞれ人口５ａ。First, an apparatus for carrying out the coating method of the present invention will be explained. In this device, a slurry pump 1 supplies slurry-like material A made by kneading nickel powder with a binder and water.
The slurry substance is supplied from the slurry pump 1 through the vibrator 2 into the slurry storage tank 3. A water jacket 5 is attached to the outer circumference of the vibe 2.
A water jacket 6 is also provided around the outer periphery of the slurry storage tank 3. Each of the water jackets 5 and 6 has a population of 5a.
６ａと出口５ｂ、６ｂとが設けられている。これらウォ
ータージャケット５，６に温水Ｃを供給するため、ヒー
タ（図示せず。）を内蔵した渇水槽７が設けられている
。該温水槽７からは温水Ｃが温水循環往路８を経て各ウ
ォータージャケット５゜６の入口５ａ、５ａの供給され
るようになっている。各ウォータージャケット５，６の
出口５ｂ。6a and outlets 5b, 6b are provided. In order to supply hot water C to these water jackets 5 and 6, a water tank 7 having a built-in heater (not shown) is provided. Hot water C is supplied from the hot water tank 7 to the inlets 5a, 5a of each water jacket 5.degree.6 via a hot water circulation outgoing path 8. Outlet 5b of each water jacket 5,6.
６ｂからは温水Ｃが温水循環復路９を経て温水槽７に戻
されるようになっている。これによりウォータージャケ
ット５に対する温水循環路１０と、ウォータージャケッ
ト６に対する温水循環路１１とが形成されている。各温
水循環路１０，１１にはそれぞれ流は調整弁１２．１３
が取付けられ、各温水循環路１０．１１に温水Ｃを循環
させるため渇水循環往路８にはウォーターポンプ１４が
取付けられている。スラリー貯蔵槽３内にはスラリーポ
ンプ１からバイブ２を通して供給されたスラリー状物質
Ａが収容されている。スラリー状物質Ａが収容されてい
るスラリー貯蔵槽３内にはシート状の芯材Ｂが連続的に
通されて順次スラリー状物質へに浸漬されるようになっ
ている。即ち、該芯材Ｂは巻芯１５に巻回されており、
該巻芯１５から巻き戻された芯材Ｂはローラ１６によっ
て方向変換されてスラリー貯蔵槽３内に貯留されている
スラリー状物質△の中に浸漬されてからローラ１７によ
って方向変換されて上方に連続的に立ち上げられるよう
になっている。芯材Ｂはニッケルカドミウム蓄電池に用
いる鉄にニッケルメッキを施した多孔性金属芯材からな
っている。スラリー貯蔵槽３から出て上方に移動する芯
材Ｂはその両板面にスラリー状物質へが塗着されており
、この塗着されているスラリー状物質Ａの厚さを均一に
してスラリー層を成形するためのスリック−１８がスラ
リー貯蔵槽３の上方に配置されている。スリッター１８
より上方には芯材Ｂを挟むようにして非接触式の厚さ測
定器１９が配置されている。From 6b, hot water C is returned to the hot water tank 7 via a hot water circulation return path 9. As a result, a hot water circulation path 10 for the water jacket 5 and a hot water circulation path 11 for the water jacket 6 are formed. Each hot water circulation path 10, 11 has a flow regulating valve 12, 13.
A water pump 14 is attached to the outgoing drought circulation path 8 in order to circulate hot water C to each hot water circulation path 10.11. The slurry storage tank 3 contains a slurry substance A supplied from the slurry pump 1 through the vibrator 2. A sheet-shaped core material B is continuously passed through the slurry storage tank 3 in which the slurry material A is stored, and is successively immersed in the slurry material. That is, the core material B is wound around the winding core 15,
The core material B unwound from the winding core 15 is direction-changed by rollers 16 and immersed in the slurry material Δ stored in the slurry storage tank 3, and then direction-changed by rollers 17 and directed upward. It is designed to be launched continuously. Core material B is made of a porous metal core material made of nickel-plated iron used in nickel-cadmium storage batteries. The core material B that comes out of the slurry storage tank 3 and moves upward has a slurry-like substance applied to both its plate surfaces, and the thickness of the applied slurry-like substance A is made uniform to form a slurry layer. A slick 18 for forming the slurry is placed above the slurry storage tank 3. Slitter 18
A non-contact thickness measuring device 19 is arranged above the core material B so as to sandwich the core material B therebetween.
厚さ測定器１９により検出される信号を入力信号として
流量調節弁１２．１３の開度を調節する制御機器２０が
設けられている。A control device 20 is provided that uses a signal detected by the thickness measuring device 19 as an input signal to adjust the opening degree of the flow rate control valves 12,13.
次に、上記した装置を用いた本発明の芯材へのスラリー
状物質の塗着方法について説明する。本実施例において
は、スラリー貯蔵槽３に収容されたスラリー状物質Ａの
中に芯材Ｂを連続的に浸漬して芯材Ｂの両板面にスラリ
ー状ｖＡ質へを連続的に塗着して該芯材Ｂを引き上げ、
その引き上げの過程で余分なスラリー状物質Ａをスリッ
ター１８で除去して均一した厚さのスラリー層を成形す
る。Next, a method of applying a slurry-like substance to a core material of the present invention using the above-described apparatus will be explained. In this embodiment, the core material B is continuously immersed in the slurry material A stored in the slurry storage tank 3, and the slurry material A is continuously applied to both plate surfaces of the core material B. and pull up the core material B,
During the pulling process, excess slurry material A is removed by a slitter 18 to form a slurry layer of uniform thickness.
この際、厚さ測定器１９でスラリー苦の厚さを測定して
該厚さが均一にならない場合、その検出信号を入力信号
として該信号に応じて制御］機器２０を作動し、各流量
調整弁１２．１３の開度を調整することにより各温水循
環路１０．１１を流れる温水Ｃの流量を調整し、各ウォ
ータージャケット５．６で覆われたスラリー貯７ａ１３
とバイブ２内のスラリー状物質Ａの温度を制御して該ス
ラリー状物質Ａの粘度を略一定にする。このようにして
略一定の粘度にしたスラリー状物質Ａを芯材Ｂに塗着す
ると、略一定の厚さのスラリー状物質Ａが得られ（第２
図参照。）、その後、スリッター１８により余分なスラ
リー状物質へを削り落す。このとき芯材Ｂの表面には多
聞に余分なスラリー状物質Ａが塗着されていないので、
スリッター１８で削り落されるスラリー状物質Ａの闇が
少なく、従ってスリッター１８内でのスラリー状物質Ａ
の内圧の上昇を制御でき、スリッター１８からのスラリ
ー状物質Ａの押し出しを防止できる。このため、スリッ
ター１８の間隔を変えずに、均一した厚さのスラリー層
を得ることるができる。At this time, if the thickness of the slurry is measured using the thickness measuring device 19 and the thickness is not uniform, the detection signal is used as an input signal to control the device 20 according to the signal, and each flow rate is adjusted. By adjusting the opening degree of the valve 12.13, the flow rate of hot water C flowing through each hot water circulation path 10.11 is adjusted, and the slurry storage 7a13 covered with each water jacket 5.6 is
The temperature of the slurry material A in the vibrator 2 is controlled to keep the viscosity of the slurry material A substantially constant. When the slurry-like material A, which has a substantially constant viscosity in this way, is applied to the core material B, the slurry-like material A with a substantially constant thickness is obtained (second
See diagram. ), and then the slitter 18 scrapes off the excess slurry material. At this time, there is not much extra slurry substance A applied to the surface of core material B, so
The slurry material A scraped off by the slitter 18 has less darkness, so the slurry material A in the slitter 18
It is possible to control the rise in the internal pressure of the slitter 18 and prevent the slurry material A from being extruded from the slitter 18. Therefore, a slurry layer of uniform thickness can be obtained without changing the interval between the slitters 18.
上記実施例において、スラリー貯蔵槽３内のスラリー状
物質への温度を、ウォータージャケット６内に温水Ｃを
循環させることにより制御しているので、温水Ｃは熱容
量が大きいゆえ、温度の急激な変化が起きにくく、しか
も各部を均一に加熱でき、温度むらの発生の虞れがない
。In the above embodiment, the temperature of the slurry-like substance in the slurry storage tank 3 is controlled by circulating the hot water C in the water jacket 6, so the hot water C has a large heat capacity, so rapid changes in temperature can occur. In addition, each part can be heated uniformly, and there is no risk of temperature unevenness.
［発明の効果］
以上のように、本発明によれば、スラリー状物質の温度
を調節して粘度に維持すると、芯材に塗着されるスラリ
ー状物質の厚さが略一定になり、このためスリッターの
間隔を変えなくても、スリッターを通り夫けたスラリー
状物質の厚さを略−定に維持できる。[Effects of the Invention] As described above, according to the present invention, when the temperature of the slurry material is adjusted to maintain the viscosity, the thickness of the slurry material applied to the core material becomes approximately constant. Therefore, the thickness of the slurry material passing through the slitters can be maintained approximately constant without changing the spacing between the slitters.
第１図は本発明の方法を実施する装置を示す説明図、第
２図はスラリー状物質の温度に対する粘度の大きさを示
す線図である。
Ａ・・・スラリー状物質、Ｂ・・・芯材、Ｃ・・・温水
、３・・・スラリー貯蔵槽、６・・・ウォータージャケ
ット、１１・・・温水循環路、１３・・・流は調整弁、
１８・・・スリッター、１つ・−・厚さ測定器、２０・
・・制ｍ＋ｔｉ器。
第１図FIG. 1 is an explanatory diagram showing an apparatus for carrying out the method of the present invention, and FIG. 2 is a diagram showing the magnitude of viscosity of a slurry-like substance with respect to temperature. A... Slurry substance, B... Core material, C... Hot water, 3... Slurry storage tank, 6... Water jacket, 11... Hot water circulation path, 13... Flow is Regulating valve,
18...slitter, 1 ---thickness measuring device, 20...
・Control m+ti device. Figure 1
Claims (1)
芯材の面に前記スラリー状物質を塗着して該芯材を引き
上げ、その引き上げの過程で余分な前記スラリー状物質
をスリッターで除去することにより、前記スラリー状物
質を前記芯材の面に所要の厚さに塗着する芯材へのスラ
リー状物質の塗着方法において、 前記スラリー貯蔵槽内の前記スラリー状物質の温度を調
節することにより該スラリー状物質の粘度を略一定に保
ちつつ前記芯材への塗着を行うことを特徴とする芯材へ
のスラリー状物質の塗着方法。[Claims] A core material is passed through a slurry-like material in a slurry storage tank, the slurry-like material is applied to the surface of the core material, and the core material is pulled up. A method for applying a slurry-like substance to a core material in which the slurry-like substance is applied to a surface of the core material to a required thickness by removing the slurry-like substance with a slitter, comprising: 1. A method for applying a slurry-like substance to a core material, which comprises applying the slurry-like substance to the core material while keeping the viscosity of the slurry-like substance substantially constant by adjusting the temperature of the slurry-like substance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61232947A JPS6386347A (en) | 1986-09-30 | 1986-09-30 | Coating method of slurry substance to core material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61232947A JPS6386347A (en) | 1986-09-30 | 1986-09-30 | Coating method of slurry substance to core material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6386347A true JPS6386347A (en) | 1988-04-16 |
Family
ID=16947348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61232947A Pending JPS6386347A (en) | 1986-09-30 | 1986-09-30 | Coating method of slurry substance to core material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6386347A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01165563U (en) * | 1988-05-12 | 1989-11-20 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5341740A (en) * | 1976-09-28 | 1978-04-15 | Matsushita Electric Ind Co Ltd | Method of manufacturing battery electrode |
| JPS5725671A (en) * | 1980-06-17 | 1982-02-10 | Pettibone Corp | Method and device for producing battery paste |
-
1986
- 1986-09-30 JP JP61232947A patent/JPS6386347A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5341740A (en) * | 1976-09-28 | 1978-04-15 | Matsushita Electric Ind Co Ltd | Method of manufacturing battery electrode |
| JPS5725671A (en) * | 1980-06-17 | 1982-02-10 | Pettibone Corp | Method and device for producing battery paste |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01165563U (en) * | 1988-05-12 | 1989-11-20 |
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