PRINTED BOARD HEATING METHOD AND HEATING APPARATUS

摘要

PROBLEM TO BE SOLVED: To prevent temperature unevenness in the heating apparatus of a printed board and the temperature rise of the printed board after the heaters of the heating apparatus are turned off, by a method wherein a suction part with an opening/closing valve is provided on the heating apparatus and the air in the apparatus is sucked by the suction part. SOLUTION: A suction part 20 is provided on the heating apparatus 1 of a printed board. The hot air in the apparatus 1 is sucked out by the suction part 20 to prevent temperature unevenness inside the apparatus 1 and respective printed boards 9, and the temperature rise inside the heating apparatus 1 after the heaters 11 of the apparatus 1 are turned off.