Cold chamber die casting machine with large injection quantity

• Main Authors: HAO YUZE, GUO LONG, HU JIANGPIN, ZHANG JUN, WANG FENGXIA, YANG SHUANGSHUANG, FENG GUANGMING
• Format: Patent
• Language: Chinese; English
• Published: 23.05.2023
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING

The invention discloses a large-injection-quantity cold chamber die-casting machine which is provided with a material barrel and a material ramming connecting body, a containing cavity is defined by the inner wall of the material barrel, the die-casting machine further comprises a flow blocking assembly, and the flow blocking assembly is arranged at the front end of the material ramming connecting body and movably arranged in the containing cavity in the front-back direction. The outer wall of the flow choking assembly is suitable for abutting against the inner wall of the containing cavity and generating certain friction force, the flow choking assembly is suitable for dividing the containing cavity into a first exhaust cavity and a second exhaust cavity in the front-back direction, the first exhaust cavity is suitable for communicating with the mold cavity, and a through opening capable of being closed is formed in the flow choking assembly in the front-back direction; the flow choking assembly protrudes ba