Wire feeder problem: wire jam表现: 送丝轮间后堵丝Performance:silk is blocked after gang rape.原因分析: 由于在此结构后阻力很高,导致无法送丝在送丝轮卡住,应解决阻力问题 Cause analysis:Because of the high resistance behind this structure, the wire cannot be fed and gets stuck at the wire feeding wheel, so the resistance problem should be solve