AUTOMATIC LIQUID SUPPLY APPARATUS FOR 3D PRINTING AND LIQUID LEVEL SENSOR THEREOF

摘要

An automatic liquid supply apparatus for supplying liquid material during 3D printing is provided. The automatic liquid supply apparatus includes: a container including an accommodating space for containing the liquid material, the accommodating space including a recess and a trench communicating with each other, the trench having an inner bottom face, the recess being recessed to a depth below the inner bottom face; a liquid level sensor including a floater, the floater being disposed corresponding to the recess and floating to rise and fall along with a liquid level, the liquid level sensor sensing the liquid level in the accommodating space; and a liquid dispenser electrically connected to the liquid level sensor, the liquid dispenser selectively supplying or stopping supplying the liquid material into the accommodating space according to the sensed liquid level.

主权项

1. An automatic liquid supply apparatus, for supplying liquid material during 3D printing, the automatic liquid supply apparatus comprising:
a container including an accommodating space for containing the liquid material, the accommodating space including a trench and a recess communicating with each other, the trench including an inner bottom face, the recess being recessed to a depth below the inner bottom face; a liquid level sensor including a floater, the floater being disposed corresponding to the recess and floating on the liquid material to generate floating movement along with a liquid level of the liquid material, the liquid level sensor sensing the liquid level of the liquid material in the accommodating space according to the floating movement of the floater; and a liquid dispenser electrically connected to the liquid level sensor, the liquid dispenser selectively supplying or stopping supplying the liquid material into the accommodating space according to the sensed liquid level.