CUTTER CARTRIDGE AND CUTTING APPARATUS

摘要

A cutter cartridge includes a chuck shaft, a sleeve, a connection unit configured to connect the sleeve to the chuck shaft, a chuck located inside the sleeve and formed by combining a first chuck member formed with a first contact brought into contact with one of flat sides and a side edge of the cutter and a second chuck member formed with a second contact contacting with the other flat side and. the side edge of. the cutter, the chuck causing the cutter to face an outside of the sleeve from an end of the sleeve located opposite the chuck shaft, and a conversion unit configured to convert movement of the sleeve and the chuck shaft in a direction such that both come close to each other to .movement in a direction of a shaft center, transmitting the converted movement to the first and second chuck members.

主权项

1. A cutter cartridge comprising:
a chuck shaft having a shaft portion about which a carriage of a cutting apparatus is rotated, the chuck shaft having an end; a sleeve which is cylindrical in shape and provided in the end of the chuck shaft; a connection unit configured to connect the sleeve to the chuck shaft so that the sleeve is movable in an axial direction of the shaft; a chuck provided inside the sleeve and configured into a columnar shape by combining a first chuck member formed with a first contact contacting with one of flat sides and a side edge of the cutter and a second chuck member formed with a second contact contacting with the other flat side and the side edge of the cutter, the chuck exposing the cutter from an end located opposite the chuck shaft to hold the cutter between the first and second contacts, the chuck causing the cutter to face an outside of the sleeve from an end of the sleeve located opposite the chuck shaft; and a conversion unit configured to convert movement of the sleeve and the chuck shaft in a direction such that both come close to each other to movement in a direction of a center of the shaft, transmitting the converted movement to the first and second chuck members.