Title:
METHOD OF MANUFACTURING CASTING FORMED WITH FLOW PASSAGE PORTION AND CASTING MANUFACTURED BY THE SAME
Document Type and Number:
Japanese Patent JP2020124743
Kind Code:
A
Abstract:
To provide a method of manufacturing a casting formed with a flow passage portion which can be manufactured more economically and manufactured with an internal flow passage portion made more robust, and a casting manufactured by the method.SOLUTION: A method of manufacturing a casting formed with a flow passage portion includes a step of manufacturing a smart core in which an inside of a tubular pipe 11 is filled with a filler 12, a step of inserting the smart core into a metal mold in which a cavity corresponding to a shape of a casting to be manufactured is formed, a step of casting by injecting a molten metal into the cavity, and a step of removing the filler in the smart core. The step of casting is performed by a high-pressure casting method. According to the present invention, a casting can be manufactured more economically and manufactured with an internal flow passage portion made more robust.SELECTED DRAWING: Figure 2
Inventors:
JO YOUNG-RAE
JOO HYO-MOON
KIM MIN SOO
LEE JI YONG
JOO HYO-MOON
KIM MIN SOO
LEE JI YONG
Application Number:
JP2019210563A
Publication Date:
August 20, 2020
Filing Date:
November 21, 2019
Export Citation:
Assignee:
HYUNDAI MOTOR COMPANY CO LTD
KIA MOTORS CORP
KIA MOTORS CORP
International Classes:
B22D19/00; B22C1/00; B22C3/00; B22C9/10; B22D17/22; B22D18/02; B22D29/00
Attorney, Agent or Firm:
Kyosei International Patent Office