T-shaped section annular forge piece rolling forming process

• Main Author: YU KAISONG
• Format: Patent
• Language: Chinese; English
• Published: 16.02.2018
• Subjects: MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES,RIVETS, BOLTS OR WHEELS; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING

The invention discloses a T-shaped section annular forge piece rolling forming process. The T-shaped section annular forge piece rolling forming process comprises the following steps of (1) heating, wherein a steel material section is arranged on a medium-frequency induction furnace to be heated to the steel material initial forging temperature; (2) upsetting, wherein the steel material section heated to the initial forging temperature is arranged in a die of a press to be subject to upsetting, and a material section is obtained; (3) extrusion forming, wherein the material section forms a molding blank in a forming die of the press under the effect of a forming hole; (4) punched hole height equalizing, wherein the molding blank is arranged in a hole punching female die of the press, punched hole height equalizing treatment is carried out under the effect of a hole punching bit, and an annular hole punching blank is obtained; (5) ring rolling, wherein the hole punching blank is arrangedin a ring rolling machin