TEMPERATURE CONTROL APPARATUS FOR PRINTING ROLLOER

摘要

PURPOSE: A temperature control apparatus for a printing roller is provided to improve printing quality by uniformly maintaining the temperature of a printing roller. CONSTITUTION: A temperature control apparatus(100) for a printing roller is installed in a printing roller(R) of a roll-to-roll printer and comprises a thermoelectric element(150) and a controller. The thermoelectric element is installed inside the printing roller. The controller controls the thermoelectric element. The printing roller comprises a roller body(R1), covers(R2), and a shaft(R3). The roller body is formed in a hollow cylindrical shape. The covers are installed in both ends of the roller body. The shaft is connected to the inside the roller body.