PLATE SLITTING DEVICE FOR SECONDARY BATTERY

摘要

PURPOSE: An electrode slitting device of a lithium secondary battery is provided to by increasing quality and lifetime of a secondary battery by preventing winkles and bandage on a cut side of a metal plate by forming one end to be rounded. CONSTITUTION: An electrode slitting device of a lithium secondary battery comprises: a main body(100); an upper shaft(200) rotatably mounted to the main body; a plurality of upper blades(300) separately mounted to an outer circumference of the upper shaft; a lower shaft(400) separately arranged in a lower part of the upper shaft, rotatably mounted to the main body; a plurality of lower blades(500) cutting a metal plate, mounted to an outer circumference of the lower shaft; a spacer(600) arranged between the lower plates, mounted to an outer circumference of the lower shaft; and a motor rotating the upper shaft and the lower shaft.