Single-needle double-chainstitch sewing head for the use on TAPE EDGE sewing units
Features
Worldwide proven machine concept for the mattress production
High traction due to unison feed (bottom feed and alternating top and needle feed)
Looper working in feeding direction (INLINE)
High top feed stroke: max. 7 mm / Sewing foot clearance: max. 11 mm
Special shortened free-arm version
Maintenance is kept to a minimum due to a reliable fresh-oil lubrication system. The oil distribution system is specifically designed for the angled machine mounting.
Anti-friction bearings used on all main components
Sewing head is weight optimized for sewing units
Stitch type 401 = Single-needle double-chainstitch (-840/01)
Easy front cover access (machine head) in seconds without tools (Standard in versions -657/10 and -657/20)
Options
Easy front cover access (machine head) as conversion kit
LED light 1W with power supply (No. 71-250 003-96)
Blower device to blow fluff off (No. 91-271 506-90)
Needle cooler (No. 91-271 248-90)
Applications
Mattresses
Specifications
Needle system: SY 4112 Needle size: 180 Nm Max. Thread size: 11/3 syn. Max. sewing speeds: 3.500 s.p.m Max. stitch length: 8,5 mm Stitch type: 401 (Chain stitch) Top feed stroke: max. 7,0 mm Presser foot lift (by hand): 11,0 mm Presser foot lift (via cylinder): 11,0 mm Clear workspace: 255 x 112 mm Connection voltage: single-phase a.c. 230 V, 50/60 Hz