公开(公告)号：US20170361373A1

公开(公告)日：2017-12-21

申请号：US15620061

申请日：2017-06-12

Applicant: CITIC Dicastal CO., LTD.

Inventor： Chuan Dai ,  Fengjun Zhang ,  Yongning Wang ,  Zhihua Zhu ,  Changhai Li

IPC: B22D17/20 ,  B22D17/26

CPC classification number: B22D17/203 ,  B22D17/2015 ,  B22D17/266

Abstract: The disclosure provides a local extrusion device for high-pressing casting. The local extrusion device for high-pressure casting includes an extrusion core sleeve, an extrusion rod, an extrusion oil cylinder and an extrusion oil cylinder piston. The extrusion oil cylinder includes the extrusion oil cylinder piston, the extrusion oil cylinder piston is connected with the extrusion rod, the extrusion rod is positioned in the extrusion core sleeve, and the extrusion core sleeve and the extrusion oil cylinder are fixed.

公开(公告)号：US10201850B2

公开(公告)日：2019-02-12

申请号：US15620061

申请日：2017-06-12

Applicant: CITIC Dicastal CO., LTD.

Inventor： Chuan Dai ,  Fengjun Zhang ,  Yongning Wang ,  Zhihua Zhu ,  Changhai Li

IPC: B22D17/20 ,  B22D17/26

Abstract: The disclosure provides a local extrusion device for high-pressing casting. The local extrusion device for high-pressure casting includes an extrusion core sleeve, an extrusion rod, an extrusion oil cylinder and an extrusion oil cylinder piston. The extrusion oil cylinder includes the extrusion oil cylinder piston, the extrusion oil cylinder piston is connected with the extrusion rod, the extrusion rod is positioned in the extrusion core sleeve, and the extrusion core sleeve and the extrusion oil cylinder are fixed.