DM 1903A Two-step motor bottom and top-feed lockstitch machine

DM 1903A Two-step motor bottom and top-feed lockstitch machine

This machine is driven by a 750W main shaft motor with strong needle penetration capability, which is more suitable for sewing thick materials. Large operating space, 320mm long, the alternating amount of inner and outer presser foot is controlled by a stepping motor, easily realizing sewing from thin to thick. The stepping motor adjusts the stitch length, the stitch length overlaps accurately, and decorative stitches can be sewn. The new type of presser foot wrench design, manual lifting of the presser foot is more convenient and labor-saving, and the closed swing shaft design prevents the parts from rusting. The spacious operation space is better adapted to the sewing of large pieces of fabric, especially suitable for sewing leather, canvas, denim and other medium or heavy material

Closed swing shaft:

Two-step motor bottom and top-feed lockstitch machine The closed swing shaft design prevents the parts from rusting and increases the service life of the parts.

Stepping motor adjust stitch distance :

The stitch length is accurate, and the set value is the actual value; the stitches overlap accurately, the reinforcement stitches are beautiful, and the decorative stitches can be sewn, and the back stitching sound is light.

Stepping motor drive thread trimming mechanism:

Stable thread trimming, light sound.

Stepper motor control to lift the presser foot:

When the presser foot is raised and lowered, the sound is soft, and the height of the presser foot is adjustable

Stepping motor controls the alternating amount of the inner and outer presser foot: The stepping motor controls the adjustment of the alternate amount of the presser foot, easy sewing from thin to thick

Low noise:

Sealed oil box:

Fully sealed lubrication design can prevent the lubricating oil from being contaminated by thread wool, and the durability of the machine is better; the loss is reduced.