Forming material discharge head, three-dimensional printer provided with forming material discharge head, flow path structure of forming material discharge head, and method of forming flow path of forming material discharge head

摘要

A printhead dispensing deposition material comprising: a flow path structure body wherein by jointing plural plates of a substantially same shape having a through-hole with an elongate cross-section, and closing both ends of the through-hole, to form a flow path in a direction vertical to the through-hole and in a lengthwise direction of the through-hole, and to have a discharge opening communicating with the flow path, the discharge opening being formed at tips of at least one of the plates; a thin plate closing one surface of the flow path at one end side of the through-hole; a heating plate disposed at the opposite side thereof and applying a heating effect to the inside of the flow path; a closing plate disposed on the other surface of the flow path which is the other end of the through-hole; and an LED disposed near the discharge opening.