JP2001072291A - Conveying roller and long material conveying method using the same - Google Patents
Conveying roller and long material conveying method using the sameInfo
- Publication number
- JP2001072291A JP2001072291A JP24980099A JP24980099A JP2001072291A JP 2001072291 A JP2001072291 A JP 2001072291A JP 24980099 A JP24980099 A JP 24980099A JP 24980099 A JP24980099 A JP 24980099A JP 2001072291 A JP2001072291 A JP 2001072291A
- Authority
- JP
- Japan
- Prior art keywords
- roll
- long object
- long material
- conveying roller
- friction
- 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
Landscapes
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、ロールツーロール
方式またはステッピングロール方式などにより、ウエブ
状のフィルムやシート(以下、これらを長尺物と総称す
る)を加工する際の搬送方法に関し、特に、薄く柔軟な
樹脂製の長尺物を、たわみや皺が発生することなく搬送
する方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a conveying method for processing a web-like film or sheet (hereinafter, these are collectively referred to as a long object) by a roll-to-roll method or a stepping roll method. The present invention relates to a method of transporting a thin and flexible resin-made long object without bending or wrinkling.
【0002】[0002]
【従来の技術】通常、ロール状に巻かれた長尺物に印
刷、塗装、ラミネート加工等の加工処理を行なう場合、
処理上の要求及びウェブの蛇行防止の為、ロールから巻
き出された長尺物の搬送方向に沿って、一定の張力を与
えておく必要が有る。2. Description of the Related Art Normally, when performing processing such as printing, painting, laminating, or the like on a long material wound into a roll,
It is necessary to apply a constant tension along the conveying direction of the long object unwound from the roll in order to prevent processing and to prevent the web from meandering.
【0003】従って、このような長尺物の搬送時におい
て、長尺物の端部もしくは長尺物の搬送方向に沿ってし
わが発生し、結果として加工処理時に印刷等の処理が長
尺物に適正に行なえなかったり、あるいは加工処理後の
長尺物に折れ等の欠陥を生じる虞れを有していた。Therefore, when such a long object is conveyed, wrinkles are generated along the end of the long object or along the conveying direction of the long object. Or a defect such as breakage may occur in a long object after processing.
【0004】この対策として、搬送に関係する部分の加
工精度およびそれらの取り付け精度を向上させることに
より、しわの発生を抑制する手段が知られている。この
方法では、比較的に狭い幅の長尺物に対しては有効な方
法である。しかしながら、長尺物の幅が広くなると、し
わの発生を防止するためには他の方法が必要である。[0004] As a countermeasure, there is known a means for suppressing the occurrence of wrinkles by improving the processing accuracy of parts related to conveyance and the mounting accuracy thereof. This method is effective for a long object having a relatively narrow width. However, when the width of the long object is increased, another method is required to prevent the occurrence of wrinkles.
【0005】たとえば、長尺物が接するロール表面を湾
曲させる湾曲ロールに長尺物を巻掛けたり、あるいは長
尺物が接する表面に螺旋状に溝部を形成する溝付ロール
に長尺物を巻掛けたりして、長尺物の搬送方向と直交す
る長尺物の幅方向への張力である拡幅力を長尺物に付与
する手段が知られている。For example, a long object is wound around a curved roll that curves the surface of a roll contacting the long object, or a long object is wound around a grooved roll that spirally forms a groove on the surface that comes into contact with the long object. There is known a means for applying a widening force, which is a tension in a width direction of a long object orthogonal to a conveying direction of the long object, to the long object.
【0006】また、長尺物の両端部をそれぞれ例えばエ
アシリンダで作動する一対のロールで挾んで、長尺物を
両端部に引っ張り、拡幅力を与えるクロスガイダが知ら
れている。There is also known a cross guider which sandwiches both ends of a long object with a pair of rolls operated by, for example, an air cylinder and pulls the long object to both ends to apply a widening force.
【0007】例えば、特開平5−278914には、長
尺物の蛇行防止を付加したクロスガイダが提案されてい
る。[0007] For example, Japanese Patent Application Laid-Open No. 5-278914 proposes a cross guider to which meandering of a long object is added.
【0008】その上、実開平5−85654には長尺物
の下流部側に幅方向に張力を作用させるゴム足部を備え
たロールにより、しわ発生を防止する方法も提案されて
いる。知らーん!In addition, Japanese Utility Model Laid-Open Publication No. 5-85654 proposes a method of preventing wrinkling by using a roll having a rubber foot for applying a tension in the width direction on the downstream side of a long object. I don't know!
【0009】[0009]
【発明が解決しようとする課題】前述のように、精度を
向上させるしわ防止対策では、精度向上に限界があり、
また、温度などの環境条件により長尺物の反り、伸び、
硬さなどの状態が変化するので、実際上しわの発生を確
実に無くす事は困難である。その上、前述のようにロー
ルの加工精度、ロールの取り付け精度を高くする事は、
部品コストが高くなり、生産性を低下させるという問題
がある。As described above, wrinkle prevention measures for improving accuracy have a limit in improving accuracy.
In addition, depending on environmental conditions such as temperature, warping, elongation,
Since conditions such as hardness change, it is difficult to reliably eliminate wrinkles in practice. In addition, as mentioned above, to increase the processing accuracy of the roll and the mounting accuracy of the roll,
There is a problem that the cost of parts is increased and productivity is reduced.
【0010】また、搬送方向と直交する方向である長尺
物の幅方向に沿って、長尺物に張力を生じさせる装置お
よび特殊なロールを設置する場合には、コスト及び労力
を必要とする。[0010] Further, when a device and a special roll for generating tension on the long object are installed along the width direction of the long object which is a direction orthogonal to the conveying direction, cost and labor are required. .
【0011】温度等の環境条件に左右されず、また、高
いロール加工精度及び取り付け精度を必要とせずに、低
コスト及び低労力にてしわの発生を防止する事ができる
しわ防止機構を提供する事を目的とする。Provided is a wrinkle prevention mechanism that can prevent wrinkles from occurring at low cost and with low labor without being affected by environmental conditions such as temperature, and without requiring high roll processing accuracy and mounting accuracy. For the purpose.
【0012】[0012]
【課題を解決するための手段】前記課題を解決するため
の請求項1の発明は、中央部表面と摩擦係数が小さい異
なる材質ことを特徴とする搬送ロールである。According to a first aspect of the present invention, there is provided a transport roll characterized in that the transport roll is made of a different material having a small coefficient of friction with respect to the surface of the central portion.
【0013】請求項2の発明は、両端部表面が、中央部
表面に比べて摩擦係数が小さい材質ことを特徴とする請
求項1記載の搬送ロールである。According to a second aspect of the present invention, there is provided the transport roll according to the first aspect, wherein the surfaces of the both ends are made of a material having a smaller coefficient of friction than the surface of the central portion.
【0014】請求項3の発明は、両端部表面が、中央部
表面に比べて摩擦係数が大きい材質ことを特徴とする請
求項1記載の搬送ロールである。According to a third aspect of the present invention, there is provided the transport roll according to the first aspect, wherein both end surfaces are made of a material having a higher coefficient of friction than the center surface.
【0015】請求項4の発明はロールツーロール方式ま
たはステッピングロール方式で加工される長尺物の搬送
経路に請求項1〜3何れか記載の搬送ロールを配置する
ことを特徴とする長尺物の搬送方法である。According to a fourth aspect of the present invention, there is provided a long object wherein the conveying roll according to any one of the first to third aspects is arranged on a conveying path of the long object processed by a roll-to-roll method or a stepping roll method. Is a transport method.
【0016】[0016]
【発明の実施の形態】以下、図面を参照して本発明の実
施形態を説明する。Embodiments of the present invention will be described below with reference to the drawings.
【0017】図1は、本発明による搬送ロールの斜視図
である。FIG. 1 is a perspective view of a transport roll according to the present invention.
【0018】搬送ロール1は、両端部表面2a,2bと
中央部表面3とが摩擦係数の異なる表面を有する構成で
ある。The transport roll 1 has a structure in which both end surfaces 2a and 2b and a central surface 3 have surfaces having different friction coefficients.
【0019】薄く柔軟な樹脂製で広い幅(一般に、65
0mm程度以上が効果が大きいがこれ以下の幅でも良
い)の長尺物であるフィルムを搬送する際に発生するし
わとして、ロールの機械精度が低い時には、図2に示す
ように、ロール両端部から中央部に向かって長尺物4端
部が寄って生じるしわが問題となっている。Wide width (typically 65
When the mechanical accuracy of the roll is low, as shown in FIG. 2, when the roll has low mechanical accuracy, the roll ends may have a large effect. The wrinkles that occur when the end of the long object 4 is shifted toward the center from the center are problematic.
【0020】また、図3に示すように、ロールの機械精
度が高い時にも、長尺物4の幅方向から見て中心部に長
尺物が寄って生じるしわが問題となっている。Further, as shown in FIG. 3, even when the mechanical accuracy of the roll is high, there is a problem in that the long object 4 is wrinkled near the center when viewed from the width direction.
【0021】また、先に述べた問題を解消するには、ロ
ール両端部表面で接触する長尺物4が滑りやすくする必
要があり、両端部表面2a,2bの摩擦係数を中央部側
面3の摩擦係数に比べて小さくするのが望ましい。In order to solve the above-mentioned problem, it is necessary to make the long object 4 in contact with both end surfaces of the roll slippery. It is desirable to make it smaller than the coefficient of friction.
【0022】また、後に述べた問題を解消するには、ロ
ール両端部表面で接触する長尺物4が滑りにくくする必
要があり、両端部表面2a,2bの摩擦係数を中央部表
面3の摩擦係数に比べて大きくするのが望ましい。両者
の摩擦係数は、0.1程度の差があれば所期の目的が達
成される。In order to solve the problem described later, it is necessary to make the long object 4 in contact with the both end surfaces of the roll less slippery. It is desirable to make it larger than the coefficient. If the difference between the two friction coefficients is about 0.1, the intended purpose is achieved.
【0023】2a、2b、及び3の材質の組み合わせと
しては、2a及び2bがゴムで3がステンレスの組み合
わせ、又は、2a及び2bがステンレス、3がゴムの組
み合わせが上げられるが、これに限るものではなく、摩
擦係数の差を持たせるために、例えば、ステンレスロー
ルの側面の一部に防汚剤などを塗ることによっても達成
できる。また、ステンレスロールの両端もしくは中央部
にテープを巻くことによっても達成できる。The combination of the materials 2a, 2b and 3 includes a combination of 2a and 2b with rubber and 3 with stainless steel, or a combination of 2a and 2b with stainless steel and 3 with rubber, but is not limited thereto. Instead, it can be achieved, for example, by applying an antifouling agent or the like to a part of the side surface of the stainless steel roll in order to have a difference in friction coefficient. It can also be achieved by winding a tape around both ends or the center of a stainless steel roll.
【0024】図4は、ロールツーロール方式またはステ
ッピングロール方式で加工されるフィルムの搬送経路に
上記の搬送ロール1を配置した状態の要部を示す斜視図
である。FIG. 4 is a perspective view showing a main part in a state where the transport roll 1 is arranged on a transport path of a film processed by a roll-to-roll method or a stepping roll method.
【0025】フィルムの種類(材質、幅)や加工条件に
応じて、搬送ロールの構成を適切に設定することにより
搬送時のフィルムのしわが防止される。By appropriately setting the configuration of the transport roll according to the type (material, width) of the film and the processing conditions, wrinkling of the film during transport can be prevented.
【0026】[0026]
【発明の効果】本発明により、長尺物に張力を付与する
装置及び特殊なロールを設置する必要が無く、低コスト
・低労力で搬送される長尺物にしわの発生が防止される
機構が提供される。According to the present invention, there is no need to install a device for applying tension to a long object and a special roll, and a mechanism for preventing the occurrence of wrinkles in a long object conveyed at low cost and with low labor. Is provided.
【図1】本発明による搬送ロールを示す斜視図FIG. 1 is a perspective view showing a transport roll according to the present invention.
【図2】長尺物に生じるしわの一例を示す斜視図FIG. 2 is a perspective view showing an example of wrinkles generated on a long object.
【図3】長尺物に生じるしわの他例を示す斜視図FIG. 3 is a perspective view showing another example of wrinkles generated in a long object.
【図4】長尺物の搬送経路に本発明の搬送ロールを配置
した状態の要部を示す斜視図FIG. 4 is a perspective view showing a main part in a state where the transport roll of the present invention is arranged on a transport path of a long object.
1・・・搬送ロール 2a、2b・・・ロール両端部表面 3・・・ロール中央部表面 4・・・長尺物 DESCRIPTION OF SYMBOLS 1 ... Conveyance roll 2a, 2b ... Roll both end surface 3 ... Roll central part surface 4 ... Long object
Claims (4)
さい異なる材質ことを特徴とする搬送ロール。1. A transport roll wherein the surfaces of both ends are made of a different material having a smaller coefficient of friction than the surface of the central portion.
数が小さい材質ことを特徴とする請求項1記載の搬送ロ
ール。2. A transport roll according to claim 1, wherein the surfaces of both ends are made of a material having a smaller coefficient of friction than the surface of the central portion.
数が大きい材質ことを特徴とする請求項1記載の搬送ロ
ール。3. The transport roll according to claim 1, wherein the surfaces of both ends are made of a material having a higher friction coefficient than the surface of the central portion.
ロール方式で加工される長尺物の搬送経路に請求項1〜
3何れか記載の搬送ロールを配置することを特徴とする
長尺物の搬送方法。4. The method according to claim 1, wherein the transport path of the long object processed by the roll-to-roll method or the stepping roll method is provided.
3. A method for transporting a long object, wherein the transport roll according to any one of 3) is arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24980099A JP2001072291A (en) | 1999-09-03 | 1999-09-03 | Conveying roller and long material conveying method using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24980099A JP2001072291A (en) | 1999-09-03 | 1999-09-03 | Conveying roller and long material conveying method using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2001072291A true JP2001072291A (en) | 2001-03-21 |
Family
ID=17198410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24980099A Pending JP2001072291A (en) | 1999-09-03 | 1999-09-03 | Conveying roller and long material conveying method using the same |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2001072291A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008063150A (en) * | 2007-12-14 | 2008-03-21 | Hirano Tecseed Co Ltd | Meander correction device of web |
JP2008062238A (en) * | 2007-12-14 | 2008-03-21 | Hirano Tecseed Co Ltd | Guide roll |
WO2009048104A1 (en) | 2007-10-11 | 2009-04-16 | Fuji Electric Systems Co., Ltd. | Production system of thin film solar battery |
JP2010143712A (en) * | 2008-12-18 | 2010-07-01 | Hirano Tecseed Co Ltd | Method of manufacturing roll |
CN107892200A (en) * | 2017-08-16 | 2018-04-10 | 住华科技股份有限公司 | Guide roller device |
CN108861775A (en) * | 2018-07-05 | 2018-11-23 | 河南金宏印业有限公司 | The adjustable printing machine of delivery roll |
-
1999
- 1999-09-03 JP JP24980099A patent/JP2001072291A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009048104A1 (en) | 2007-10-11 | 2009-04-16 | Fuji Electric Systems Co., Ltd. | Production system of thin film solar battery |
JP2009094399A (en) * | 2007-10-11 | 2009-04-30 | Fuji Electric Systems Co Ltd | Manufacturing apparatus of thin film solar cell |
EP2200098A1 (en) * | 2007-10-11 | 2010-06-23 | Fuji Electric Systems Co., Ltd. | Production system of thin film solar battery |
EP2200098A4 (en) * | 2007-10-11 | 2010-11-10 | Fuji Electric Systems Co Ltd | Production system of thin film solar battery |
JP2008063150A (en) * | 2007-12-14 | 2008-03-21 | Hirano Tecseed Co Ltd | Meander correction device of web |
JP2008062238A (en) * | 2007-12-14 | 2008-03-21 | Hirano Tecseed Co Ltd | Guide roll |
JP2010143712A (en) * | 2008-12-18 | 2010-07-01 | Hirano Tecseed Co Ltd | Method of manufacturing roll |
CN107892200A (en) * | 2017-08-16 | 2018-04-10 | 住华科技股份有限公司 | Guide roller device |
CN108861775A (en) * | 2018-07-05 | 2018-11-23 | 河南金宏印业有限公司 | The adjustable printing machine of delivery roll |
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