Long Arm 6620 Single Double Needle Comprehensive Feeding Heavy Duty Lockstitch Sewing Machine

1. The machine can be equipped with automatic thread winder, automatic reverse sewing and automatic presser foot lifting functions, which can significantly improve the sewing efficiency.

 2. It adopts large vertical rotary shuttle for thread hook and sliding rod for thread take-up, which is divided into single / double needle, single needle automatic thread cutting and double needle automatic thread cutting.

3. The needle bar swing and the presser foot feeding tooth synchronous feeding are adopted.

Working space: 1000mm x 150mm.

single/double needle extended three synchronous triple compound feed heavy duty industrial sewing machine.

Using the large vertical rotating hoooks. Presser foot + tooth + needle, three synchronous feeding, more suitable for thick material sewing.

Divided into single needle, double needle, synchronous cog belt plunger pump lubrication system.

WIth the working wheels, it is more convenient and efficient to work. The machine drive slide on comprehensive performance, low noise, high durability. 

Tarpaulin stitching line show.

The upper and lower shafts are supported by needle roller bearings, synchronous gear transmission and plunger type oil pump lubrication system.

Needle distance for opiton.

This three synchronous double needle sewing machine is especially suitable for sewing thick materials such as tarpaulin, tents, automobile seat cushion, safety belt, seat belt, airbag and other automobile accessories.