Injection molding method
AssigneeKing Steel Machinery Co., Ltd.
InventorsLiang-Hui Yeh, Ching-Hao Chen
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Abstract
An injection molding method includes providing a molding device including a first mold, a second mold over the first mold and a first mold cavity defined by the first mold and the second mold; injecting a first material into the first mold cavity; forming a first layer from the first material; replacing the second mold by a third mold; injecting a second material into a second mold cavity defined by the first mold and the third mold; and forming a second layer from the second material disposed over the first layer, wherein the first material is different from the second material.
Claims8
An injection molding method, comprising:
- providing a first carrier and a second carrier disposed adjacent to the first carrier, a first mold held by the first carrier, and a second mold held by the second carrier;
- disposing a third mold adjacent to the first mold held by the first carrier;
- injecting a first material into a first mold cavity defined by the third mold and the first mold after the third mold is engaged with the first mold;
- forming a first layer from the first material injected into the first mold cavity;
- conveying the third mold holding the first layer formed from the first material and injected into the first mold cavity from the first carrier to the second carrier to dispose the third mold adjacent to the second mold held by the second carrier;
- injecting a second material into a second mold cavity defined by the third mold and the second mold after the third mold is engaged with the second mold;
- and
- forming a second layer from the second material injected into the second mold cavity and disposed over the first layer.
Dependencies are inferred from the claim text.