| 摘要 |
PROBLEM TO BE SOLVED: To minutely grasp the state of a rise in the internal atmospheric temperature of a heating device for a thermal molding machine by measuring and monitoring the distribution of the internal atmospheric temperature of the heating device for the thermal molding machine. SOLUTION: This atmospheric temperature monitoring system comprises an upper heater device 11 arranged above a conveyance channel for a resin sheet 14, a lower heater device 12 arranged below the conveyance channel and a conveyance device 13 arranged on both sides of the conveyance channel. In addition, a temperature sensor 18 is arranged near the internal end part of the heating device 10 for the thermal molding machine.
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