Three-dimensional object forming apparatus

A three-dimensional object forming apparatus for forming a three-dimensional object, the three-dimensional object forming apparatus comprising:

• a base platform;
• a detachable construction tank arranged on the base platform, including a tank body and a base plate;
• a movable powder supplying tank arranged on the base platform for being driven by a transmission portion to supply construction powder above the detachable construction tank;
• a print module arranged on the base platform, including at least a print cartridge with at least a nozzle;
• a heating portion installed on the front end of the movable powder supplying tank for performing heating process after each printing;
• a lifting portion arranged on the base platform, including a lifting platform and a loading platform, wherein the lifting platform is located under the detachable construction tank for carrying the base plate of the detachable construction tank to control a lifting height of the base plate during forming the three-dimensional object, and the loading platform is provided for carrying the tank body of the detachable construction tank;
• a nozzle cleaning module arranged on the base platform, having a spray portion and at least a wiper, wherein the spray portion disperses liquid to the at least a nozzle by using a spray pipe;
• a nozzle sealing module arranged on the base platform, including a holder, at least a sealing portion and a moisture portion;
• and
• a stretchable dust-proof cover connected to a side of the powder supplying tank for moving together with the powder supplying tank to cover the construction powder in the construction tank.