Heat press machine

A heat press machine, comprising:

• a base;
• a first heating portion;
• a cover;
• a second heating portion;
• a first tray;
• and
• a second tray;
• wherein the base is provided with a working platform;
• the first heating portion is provided on the base, and is located below the working platform;
• the cover is configured to be driven to be close to or away from the working platform;
• and when the cover is close to the working platform, and is in an operating state, the cover and the working platform are disposed opposite to each other along a vertical direction;
• the second heating portion is accommodated in the cover, and is provided opposite to the first heating portion along the vertical direction when the cover is in the operating state;
• a middle of the first tray is provided with a cavity configured for carrying a substrate;
• the first tray is configured to be detachably provided on the working platform;
• and when the cover is in the operating state, the cavity is located between the first heating portion and the second heating portion along the vertical direction;
• the second tray is provided with a carrying plane configured for carrying a transfer object;
• the second tray is configured to be detachably provided on the working platform;
• and the cover is configured to abut against the carrying plane along the vertical direction when in the operating state;
• and
• the first tray and the second tray are configured to be alternately carried on the working platform.