Link-driven feed mechanism to ensure long durability and stable feed.Equal feed amount both from top and bottom to sew inflationary and latently movable material of medium and heavy weight.

• 连杆式送料机构，耐久性好，送料平稳，对膨体类缝料和潜移性较大的中厚缝料，在缝纫过程中能使上下层的送料量达到一致；