特點characteristics：

同步送料壓交叉升降機構，保證在額定范圍內的任何長度針距上的縫紉滑性，層縫上下不移位，使制品整齊，線跡美觀，連桿挑線機構使主軸轉速得以提高。下送料軸采用滑動軸承，降低了噪音，延長了使用壽命。

synchronous feeding pressure cross lifting mechanism, ensure the rated range of any length away from the needle of sewing smoothness, layer seam do not shift, so that products and tidy, beautiful stitch, link take-up mechanism could improve the speed of the spindle. feeding the axis sliding bearing, reduces the noise, prolongs the service life.

適用范圍application range：

適用于制鞋、沙發(fā)、集裝袋、安全帶、皮革、牛仔服、帳篷等粗線厚料制品。

apply to footwear, sofa, container bags, belts, leather, denim clothing, tents and other coarse thread thick material products.