The laborsaving advantage of this process is verified by extrusion force comparing experiments between shear extrusion and upsetting extrusion processes of components with branches.

• 由剪-挤和镦-挤成形枝叉管形件的挤压力对比模拟实验，得出剪-挤成形过程挤压力降低规律，并验证了该工艺节能省力的特点。