Molding method for operating molding device
AssigneeKing Steel Machinery Co., Ltd.
InventorsLIANG-HUI YEH, CHING-HAO CHEN, YI-CHUNG LEE
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Abstract
A molding method includes providing a molding device, wherein the molding device includes a first mold and a second mold corresponding to the first mold; moving the first mold towards the second mold to form a first mold cavity; supplying a gas to the first mold cavity; injecting a material into the first mold cavity; and moving the first mold away from the second mold to form a second mold cavity and discharge at least a portion of the gas out of the molding device, wherein a first volume of the first mold cavity is substantially less than a second volume of the second mold cavity.
Claims20
A molding method, comprising:
- providing a molding device, wherein the molding device in d a first mold and a second mold corresponding to the first mold;
- moving the first mold towards the second mold to form a first mold cavity;
- supplying a gas to the first mold cavity;
- injecting a material into the first mold cavity;
- and
- moving the first mold away from the second mold to form a second mold cavity and discharge at least a portion of the gas out of the molding device,
- wherein a first volume of the first mold cavity is substantially less than a second volume of the second mold cavity.
A molding method, comprising:
- providing a molding device, wherein the molding device includes a first d and a second mold disposed opposite to and complementary with the first mold;
- engaging the first mold with the second mold to form a mold cavity defined by a first inner sidewall of the first mold and a second inner sidewall of the second mold;
- injecting a gas into the mold cavity;
- injecting a material into the mold cavity;
- and
- enlarging the mold cavity to discharge at least a portion of the gas out of the mold cavity.
Dependencies are inferred from the claim text.