Forming method of variable cross section special-shaped single tube of thrust chamber body of liquid-propellant rocket engine

• Main Authors: DU LIYA, XIONG HEQIN, LI YULEI, LI JINTAO
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2019
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The invention discloses a forming method of a variable cross section special-shaped single tube of a thrust chamber body of a liquid-propellant rocket engine. The method comprises the following stepsthat (1), bend shaping is conducted, specifically, a single tube workpiece in the annealing state and...