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JP3064133B2 - Paper sheet separation plate and separation roller - Google Patents
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JP3064133B2 - Paper sheet separation plate and separation roller - Google Patents

Paper sheet separation plate and separation roller

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Publication number
JP3064133B2
JP3064133B2 JP4358981A JP35898192A JP3064133B2 JP 3064133 B2 JP3064133 B2 JP 3064133B2 JP 4358981 A JP4358981 A JP 4358981A JP 35898192 A JP35898192 A JP 35898192A JP 3064133 B2 JP3064133 B2 JP 3064133B2
Authority
JP
Japan
Prior art keywords
plastic
foam
separation
roller
rubber
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
Application number
JP4358981A
Other languages
Japanese (ja)
Other versions
JPH06298390A (en
Inventor
善規 津田
守 磯田
道雄 鈴木
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable Ltd
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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP4358981A priority Critical patent/JP3064133B2/en
Publication of JPH06298390A publication Critical patent/JPH06298390A/en
Application granted granted Critical
Publication of JP3064133B2 publication Critical patent/JP3064133B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Sheets, Magazines, And Separation Thereof (AREA)

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、紙葉類の分離供給を行
うための装置に組み込まれ、かつ紙葉の分離を行うため
の分離板及び分離ローラに関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a separating plate and a separating roller which are incorporated in an apparatus for separating and supplying paper sheets and for separating paper sheets.

【0002】[0002]

【従来の技術】プリンタ、複写機、FAX等のOA機器
または自動預金支払機に使用される定形用紙や紙幣を分
離する部分の構成は、ローラとゴム板(分離板)とを組
合せ、ローラで紙葉類を搬送し、紙葉が重複して二枚以
上送られた場合、一枚だけ通過させるように、ゴム板の
摩擦力で紙葉を止めるような機構が採られている。
2. Description of the Related Art The configuration of a portion for separating fixed-size paper and bills used in OA equipment such as printers, copiers, and fax machines or automatic teller machines consists of a combination of a roller and a rubber plate (separation plate). When a sheet is conveyed and two or more sheets are sent in an overlapping manner, a mechanism is employed in which the sheet is stopped by the frictional force of a rubber plate so that only one sheet is passed.

【0003】ところで、上記した分離板及び分離ローラ
であるが、長期の使用に伴い紙粉が表面に付着した場
合、摩擦係数μを低下させてしまう。そして、このよう
な摩擦係数μの低下は、紙葉分離に齟齬をきたしてしま
うことと成る。
By the way, in the above-mentioned separation plate and separation roller, when paper dust adheres to the surface due to long-term use, the friction coefficient μ decreases. Then, such a decrease in the friction coefficient μ causes inconsistency in sheet separation.

【0004】このような問題を解消するために、現在、
図3に示すように、分離板及び分離ローラの形成材料と
して発泡体Aが用いられるようになってきた。すなわ
ち、分離板及び分離ローラとして発泡体製材料を用いる
ことに依り、送られてくる紙Pの紙粉mを発泡部の凹所
aに入り込ませ、これに依り、見掛け上の摩擦係数の保
持安定化を図ることに依って、前記のような摩擦係数の
低下と言うような問題の解消化を図っている。 そし
て、発泡体は硬度が30〜95度と広範囲の調整がで
き、分離装置の機構の微調整が省略できるという利点を
具えている。
In order to solve such a problem, at present,
As shown in FIG. 3, a foam A has been used as a material for forming a separation plate and a separation roller. That is, by using the foam-made material as the separation plate and the separation roller, the paper dust m of the paper P to be sent is caused to enter the recess a of the foamed portion, thereby maintaining the apparent friction coefficient. By stabilizing, the above-mentioned problem of a decrease in the coefficient of friction is solved. The foam has the advantage that the hardness can be adjusted over a wide range of 30 to 95 degrees, and the fine adjustment of the mechanism of the separation device can be omitted.

【0005】[0005]

【発明が解決しようとする課題】ところで、ゴムの発泡
体は、発泡倍率に基づき、摩擦係数μの微調節がなさ
れ、かつ発泡体自体の硬度範囲が限定されるものであ
る。しかし、この調整範囲は狭い。一方、給紙ローラの
硬度や摩擦係数は一定以上必要とされる。(硬度は60
以下、摩擦係数1.0以上)従って、給紙ローラの硬度
や摩擦係数は一定以上とするために発泡体の発泡倍率及
び硬度を定めた場合、このような発泡倍率や硬度では、
分離板及び分離ローラ形成用材料としては不適切とされ
る場合もある。本発明の目的は、前記した従来技術の欠
点を解消し、発泡体の硬度、発泡倍率に大きく影響せず
に、摩擦係数を調整することができる新規な分離板及び
分離ローラを提供することにある。
In the rubber foam, the coefficient of friction μ is finely adjusted based on the expansion ratio, and the range of hardness of the foam itself is limited. However, this adjustment range is narrow. On the other hand, the hardness and coefficient of friction of the paper feed roller are required to be constant or higher. (Hardness is 60
(Hereinafter, the coefficient of friction is 1.0 or more.) Therefore, when the foaming ratio and the hardness of the foam are determined in order to make the hardness and the friction coefficient of the paper feed roller constant or more, the foaming ratio and the hardness are as follows.
In some cases, it is inappropriate as a material for forming a separation plate and a separation roller. SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned disadvantages of the prior art and to provide a novel separation plate and a separation roller capable of adjusting the coefficient of friction without significantly affecting the hardness of the foam and the expansion ratio. is there.

【0006】[0006]

【課題を解決するための手段】本発明は、発泡体の中
に、粉状または粉砕状の所要プラスチックを混合するこ
とにより、当該プラスチックと発泡体のゴム材質で摩擦
係数μを調整するように成し、発泡体の硬度、発泡倍率
に関係なく摩擦係数の調整が行われるようにしたもので
ある。
SUMMARY OF THE INVENTION According to the present invention, a desired plastic powder or pulverized plastic is mixed into a foam so that the friction coefficient μ is adjusted by the rubber material of the plastic and the foam. The friction coefficient is adjusted regardless of the hardness of the foam and the expansion ratio.

【0007】[0007]

【実施例】図1において、1は発泡体であって、分離板
または分離ローラーを構成するためのものである。そし
て、当該発泡体1のゴム部分に対して、プラスチック2
を混合させる。この混合比率により分離板または分離ロ
ーラーとしての摩擦係数が調節される。 1aは発泡部で
あり、当該発泡部1aは既述したように紙粉aを入り込ま
せ、これに依り、見掛け上の摩擦係数の保持安定化が図
られる。
DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 1, reference numeral 1 denotes a foam, which constitutes a separating plate or a separating roller. Then, a plastic 2 is applied to the rubber portion of the foam 1.
Is mixed. The coefficient of friction as a separation plate or a separation roller is adjusted by this mixing ratio. Reference numeral 1a denotes a foamed portion, and the foamed portion 1a allows the paper powder a to enter therein as described above, whereby the apparent friction coefficient is stably maintained.

【0008】図2はゴム発泡体をポリウレタンとし、プ
ラスチックをポリエチレンとしたときの動摩擦係数の変
化をグラフに表したものである。これによると、配合重
量をゴム100重量部としてポリエチレン2〜40重量
部では、動摩擦係数が約0.4の差が生じることが確認
される。
FIG. 2 is a graph showing the change in the dynamic friction coefficient when the rubber foam is made of polyurethane and the plastic is made of polyethylene. According to this, it is confirmed that a difference of about 0.4 in kinetic friction coefficient occurs between 2 and 40 parts by weight of polyethylene with 100 parts by weight of rubber.

【0009】原理的にはプラスチックの材質に依る摩擦
係数は、ゴム材質に比較して低く、一般的に0.3以下
の差がある。従って、プラスチックとゴムの配合比率に
よって、摩擦係数の調整をすることができる。
In principle, the coefficient of friction depending on the material of plastic is lower than that of rubber, and generally has a difference of 0.3 or less. Therefore, the coefficient of friction can be adjusted by the mixing ratio of plastic and rubber.

【0010】前記した発泡体1であるが、これは、ポリ
ウレタン、エチレン・プロピレン・ジエンターポリマ
ー、クロロプレン、クロロスルホン化ポリエチレン、ヒ
ドリン系、シリコーン系、フッ素系、アクリル系等のゴ
ム材料が挙げられる。
The aforementioned foam 1 is made of a rubber material such as polyurethane, ethylene / propylene / diene terpolymer, chloroprene, chlorosulfonated polyethylene, hydrin type, silicone type, fluorine type or acrylic type. .

【0011】また、前記したプラスチックであるが、こ
れはポリエチレン、ポリプロピレン、ポリテトラフルオ
ロエチレン、ポリスチレン、ポリエーテル、ポリアミ
ド、ポリイミド、ポリアミドイミド、キシロール樹脂、
ポリカーボネイト,ポリエステル,ポリフルオロエチレ
ン、ポリアクリロニトリル、ポリ塩化ビニリデン等が挙
げられる。
The above-mentioned plastics are polyethylene, polypropylene, polytetrafluoroethylene, polystyrene, polyether, polyamide, polyimide, polyamideimide, xylol resin,
Examples thereof include polycarbonate, polyester, polyfluoroethylene, polyacrylonitrile, and polyvinylidene chloride.

【0012】そして、プラスチック2の粉状寸法である
が、3mm以下、好ましくは0.5mm以下とする。また、プ
ラスチックとゴムの配合比率であるが、これは通常1〜
90/100程度である。そして、プラスチックは、プラスチ
ック製造過程で粉体にしたもの及びプラスチックを砕い
て粉状にしたものを用いる。
The powdery size of the plastic 2 is 3 mm or less, preferably 0.5 mm or less. The mixing ratio of plastic and rubber is usually 1 to
It is about 90/100. As the plastic, a plastic that is made into a powder in a plastic manufacturing process and a plastic that is crushed into a powder are used.

【0013】尚、プラスチックを粉状にするのではな
く、粉砕して0.5mm以上のサイズにて発泡体の中に混合
させるようにしても良い。また、ポリウレタンと熱可塑
性プラスチックを液状の状態で噴出混合することによ
り、プラスチックを粒状にするようにしても良い。
Instead of powdering the plastic, the plastic may be crushed and mixed in a foam having a size of 0.5 mm or more. Alternatively, the plastic may be made into a granular form by jetting and mixing the polyurethane and the thermoplastic in a liquid state.

【0014】[0014]

【発明の効果】本発明は、分離板及び分離ローラを発泡
体に依って形成すると共に、当該発泡体のゴム部分に対
して、粉状のプラスチックを混合させるように構成し
たから、当該プラスチックと発泡体のゴム材質で摩擦係
数μを調整するようになし、発泡体の硬度、発泡倍率に
関係なく摩擦係数の調整を行えるようにしたので、摩擦
係数の調整の幅が広がり調整がし易くなる。また、同じ
ゴム材質の発泡体を用いた場合は、分離板及び分離ロー
ラに対する耐摩耗性の向上化が図られる。すなわち、プ
ラスチックは一般的に耐摩耗性が良く、従って、発泡体
に混合させることに依って、分離板及び分離ローラとし
ての耐摩耗性が向上する。
According to the present invention, so as to form depending the separation plate and the separation roller to the foam, the rubber portion of the foam, because constructed as mixing the particulate form of the plastic, the plastic And friction material with foam rubber material
Adjusting several μm to adjust foam hardness and expansion ratio
The friction coefficient can be adjusted regardless of the friction.
The range of adjustment of the coefficient is widened, and adjustment can be easily performed. Also the same
When a rubber foam is used, the abrasion resistance of the separation plate and the separation roller is improved. That is, plastics generally have good abrasion resistance, and therefore, the abrasion resistance of the separating plate and the separating roller is improved by being mixed with the foam.

【0015】また、摩擦係数の幅が広がることから、硬
度を上げることなく、分離板及び分離ローラとしての摩
擦係数の低下が図られるため、一般に言われている所謂
「紙鳴き」を除去すると言う効果を奏することとなる。
Further, since the width of the friction coefficient is widened,
Since the friction coefficient of the separation plate and the separation roller can be reduced without increasing the degree, the effect of removing the so-called “paper squeal” which is generally called can be obtained.

【0016】更に、液状のポリウレタンは、粉状のプラ
スチックを混合させることにより、ポリウレタンの粘度
を低下させ、加硫剤等の分散をたやすくすると共に、プ
ラスチックの粉が核となり、発泡が均一化されると言う
効果を奏することとなる。
Further, the liquid polyurethane can be mixed with powdered plastic to lower the viscosity of the polyurethane and facilitate dispersion of the vulcanizing agent and the like, and the plastic powder can be used as a nucleus for uniform foaming. This has the effect of being performed.

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

【図1】本発明の要部を著しく拡大して示す断面図であ
る。
FIG. 1 is a cross-sectional view showing an essential part of the present invention in a greatly enlarged manner.

【図2】動摩擦係数の変化のグラフを表した図表であ
る。
FIG. 2 is a chart showing a graph of a change in dynamic friction coefficient.

【図3】従来の発泡体を示す拡大断面図である。FIG. 3 is an enlarged sectional view showing a conventional foam.

【符号の説明】[Explanation of symbols]

1 発泡体 1a 発泡部 2 プラスチック 1 Foam 1a Foam 2 Plastic

───────────────────────────────────────────────────── フロントページの続き (72)発明者 磯田 守 茨城県日立市日高町5丁目1番1号 日 立電線株式会社パワーシステム研究所内 (72)発明者 鈴木 道雄 茨城県日立市助川町3丁目1番1号 日 立電線株式会社電線工場内 (56)参考文献 特開 平1−267228(JP,A) 実開 昭56−135949(JP,U) 実開 平3−113336(JP,U) ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Mamoru Isoda 5-1-1 Hidaka-cho, Hitachi City, Ibaraki Prefecture Inside Power System Research Laboratories, Hitachi Cable Co., Ltd. (72) Michio Suzuki 3 Sukekawacho, Hitachi City, Ibaraki Prefecture No. 1-1, Nippon Cable Co., Ltd. In the wire plant )

Claims (4)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】OA機器または自動預金支払機等に於ける
紙葉分離機構において用いる紙葉の分離板であって、当
該分離板をゴムの発泡体に依って形成すると共に、当該
発泡体のゴム部分に対して、粉状のプラスチックを混合
させたことを特徴とする紙葉の分離板。
1. A sheet separating plate used in a sheet separating mechanism in an OA device or an automatic teller machine, etc., wherein the separating plate is formed by a rubber foam, A paper leaf separating plate in which powdery plastic is mixed with a rubber portion.
【請求項2】OA機器または自動預金支払機等に於ける
紙葉分離機構において用いる紙葉の分離ローラであっ
て、当該分離ローラをゴムの発泡体に依って形成すると
共に、当該発泡体のゴム部分に対して、粉状のプラスチ
ックを混合させたことを特徴とする紙葉の分離ローラ。
2. A sheet separation roller used in a sheet separation mechanism in an OA machine or an automatic teller machine, etc., wherein the separation roller is formed by a rubber foam, and is formed by a rubber foam. A paper sheet separating roller characterized by mixing powdery plastic with a rubber portion.
【請求項3】プラスチックとして粒状のものを用いて成
る請求項1に記載の紙葉の分離板。
3. The paper sheet separating plate according to claim 1, wherein the plastic is a granular material.
【請求項4】プラスチックとして粒状のものを用いて成
る請求項2に記載の紙葉の分離ローラ。
4. The paper separating roller according to claim 2, wherein the plastic is a granular plastic.
JP4358981A 1992-12-25 1992-12-25 Paper sheet separation plate and separation roller Expired - Lifetime JP3064133B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4358981A JP3064133B2 (en) 1992-12-25 1992-12-25 Paper sheet separation plate and separation roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4358981A JP3064133B2 (en) 1992-12-25 1992-12-25 Paper sheet separation plate and separation roller

Publications (2)

Publication Number Publication Date
JPH06298390A JPH06298390A (en) 1994-10-25
JP3064133B2 true JP3064133B2 (en) 2000-07-12

Family

ID=18462119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4358981A Expired - Lifetime JP3064133B2 (en) 1992-12-25 1992-12-25 Paper sheet separation plate and separation roller

Country Status (1)

Country Link
JP (1) JP3064133B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002255386A (en) * 2001-02-27 2002-09-11 Hokushin Ind Inc Paper separating pad
JP2003002483A (en) * 2001-06-25 2003-01-08 Sumitomo Rubber Ind Ltd Paper feed roller
JP4518703B2 (en) * 2001-06-26 2010-08-04 シンジーテック株式会社 Paper sheet separating member
JP4873470B2 (en) * 2005-08-24 2012-02-08 シンジーテック株式会社 Feed separation member

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3113336U (en) 2005-03-31 2005-09-08 株式会社トップコン Durable precast concrete products for civil engineering

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3113336U (en) 2005-03-31 2005-09-08 株式会社トップコン Durable precast concrete products for civil engineering

Also Published As

Publication number Publication date
JPH06298390A (en) 1994-10-25

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