METHOD OF MANUFACTURING SEMICONDUCTIVE ROLLER

PROBLEM TO BE SOLVED: To provide a manufacturing method that enables a semiconductive roller to be manufactured with higher productivity than now by eliminating a step of inserting a temporary core causing a trouble.SOLUTION: An uncrosslinked cylindrical body 13, from which a semiconductive roller i...

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Bibliographic Details
Main Author TANIO YUSUKE
Format Patent
LanguageEnglish
Japanese
Published 13.04.2017
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Summary:PROBLEM TO BE SOLVED: To provide a manufacturing method that enables a semiconductive roller to be manufactured with higher productivity than now by eliminating a step of inserting a temporary core causing a trouble.SOLUTION: An uncrosslinked cylindrical body 13, from which a semiconductive roller is made, is crosslinked by being heated within a vulcanizer in the state of being housed in a linear storage groove 8 making a cross-section of an inner bottom surface 7 assume a concavely-curved shape like an arc with a diameter R1.05-2.6 times larger than a diameter Rof the cylindrical body.SELECTED DRAWING: Figure 1 【課題】トラブルの原因となる仮芯の挿通工程を無くして、現状よりも高い生産性でもって半導電性ローラを製造できる製造方法を提供する。【解決手段】半導電性ローラのもとになる未架橋の筒状体13を、内底面7の断面形状が上記筒状体の半径R2の1.05倍以上、2.6倍以下の半径R1を有する円弧状の凹曲面とされた、直線状の収容溝8内に収容した状態で、加硫缶内で加熱して架橋させる。【選択図】図1
Bibliography:Application Number: JP20150197759