Patent ID: 11858228
Assignee: KING STEEL MACHINERY CO., LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. A molding method, comprising:
(a) providing a lower mold and a middle mold moveably attached to the lower mold, wherein a gap between a top surface of the lower mold and a bottom surface the middle mold is generated by a position control mechanism, the position control mechanism includes at least one ejector and an elastic mechanism for controlling a movement of the ejector, an upper end of the ejector is attached to a bottom surface of the middle mold, and a lower end of the ejector extends into a hole structure of the lower mold;
(b) engaging an upper mold with the lower mold to define an accommodating space and dispose the middle mold within the accommodating space, wherein the upper mold, the middle mold and the lower mold jointly define a mold cavity;
(c) injecting a material into the mold cavity and at least partially surrounding the middle mold; and
(d) forming an article from the material.