3600 years ago,Shang Dynasty of China, Iron from meteorites was heated, forged and inlaid onto bronze artifacts, marking the earliest model of iron forging in China.
Iron-bladed bronze axe unearthed in Gaocheng, Hebei
Iron-bladed bronze axe unearthed in Pinggu, Beijing
In the 19th century,after the widespread adoption of the Steam engine ,the Mechanical Stamping Presses were born,which use the crankshaft and crank-link structure to drive the slider for pressing..Around 1850,replace manual sheet menal work,the presses have been pu into large-scale production.
The actual scene of the old-fashioned factory press machine in the 19th century
In the early 20th century,the electic motors appeared,instead of the Steam engine using,then modern mechanical stamping presses were popular.
1913Ford Motor Press Workshop
1919 Lightweight Electric Drop-Forge press
Republican era imported electric stamping equipment
Heavy-duty motor press machine of the 1920s
After world warⅡ,the hydraulic punching machine had been developed.with the improvement of precision and antomation, CNC & servo punch presses invented in recent 30 years.China has evolved from imitation to innovation.full product line mass productionhas been achieved now.
A 200-ton four-column hydraulic press in 1949
Numerical control turret punch presss
