Calendering Rolls Of Calendering Roll Press For Manufacturing Dry Electrode

Abstract: The disclosed invention relates to calendering rolls of a calendering roll press for manufacturing a dry electrode, which are arranged in pairs so as to press and stretch an electrode sheet in respective directions, the calendering rolls each comprising: a cylindrical roll body extending in the width direction of the electrode sheet; a roll drive shaft installed so as to penetrate through the center of the roll body in the longitudinal direction; and a plurality of oil passages which are formed on the outside of the roll drive shaft so as to form flow paths through which oil flows, and are formed so as to penetrate through the roll body in the longitudinal direction, wherein the distance between the oil passages and the roll drive shaft is largest at the respective side surfaces of the roll body in the longitudinal direction and is smallest at the center of the roll body.

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