This machine is mainly used for producing center-welded pocket springs. It is controlled by microcomputer system and can run automatically. Technical Features: 1.CE certified, high safety,compact design, simple to install. 2.Adopt more mechanical motions rather than cylinder motions to ensure working stability and convenient maintenance. 3.Produce center-welded pocket springs that are trimmer and more compact. 4.No spring-upright process, avoiding pocket breakage. 5.The structure and the motion of the heat treatment portion have been improved to avoid miss treatment of springs. 6.Auto stop when no material, spring choked or shield opened. 7.Equipped with counting function which lasts more than 10 years for statistic and machine-checking purpose.