MANUFACTURING DEVICE FOR SPRING

摘要

PURPOSE: A spring molding apparatus is provided to selectively change the number of times and intervals coiling a spring material by controlling the speed of coiling the spring material. CONSTITUTION: A spring molding apparatus(1) comprises a coiler(30), a material guide unit(10), and a heating furnace(20). The material guide unit guides a material to the coiler. The heating furnace is arranged between the material guide unit and the coiler and moves along with the operation of the coiler to instantly heat a material supplied to the coiler. A part of the material is heated while continuously passing through the heating furnace.