Bottle preform heating temperature control device of bottle blowing machine

The utility model discloses an automatic bottle preform heating temperature control device of a bottle blowing machine and belongs to the technical field of large volume parenteral production. According to the device, a lamp holder plate and a reflecting plate are vertically installed on the left side and the right side of a base in parallel respectively, the reflecting plate is fixedly installed, the lamp holder plate is slidably installed, a plurality of heating lamp tubes are installed on the inner side of the lamp holder plate, and temperature probes with the same number as the heating lamp tubes are arranged at the vertical center line of the outer side of the lamp holder plate; the bottle blank clamps are horizontally and uniformly arranged between the lamp holder plate and the reflecting plate and are conveyed through the conveying belt; an analog input module is arranged in the PLC, the silicon controlled rectifier is provided with a Vx + channel and a Vx-channel, the temperature probe is connected to