Program control, post bed, double needle, rotary needle bar, compound feed sewing machine | HY-550-1780B

  • Model No.


    Feeding system

    Alternating presser foot, feed dog and needle feeding

    Max sewing speed 

    200 s.p.m

    High of post bed


    Shuttle diameter


    Applied needle

    DP×17 #18-#23

    Max stitch length


    Max alternating presser foot


    Max presser foot lifting height


    Auto trimming

    Presser foot lifting height by air

    DL function

    Touching screen control

    Operation space


    Product Description:

    1. It is been controlled the frontal sewing, back tacking, zero stitch length and rotary need bar by program.

    2. It’s set 72 kinds of patterns for single needle and double needle. The operator can change the pattern by touching screen, it is simple to operate.

    3. Own stitch design can be created and stored via touching the panel.

    4. It is equipped with the functions of instantaneously adjusting internal and external presser foot alternating amount, shortcut button switch quickly for the second thread clamp device, pneumatic presser foot lifting, integrated LED light, free handle bobbin winder and self-locked stitch length dial, pneumatic front halving device and other practical functions.


    Typical Field of Application:

    Pattern stitch of decoration process for soft furniture, car interior or any three dimension material.

    Product Advantages:

    1. Pneumatic front halving device:Press the shortcut button when sewing the topstitch in double needle, the halving device can keep the left and right margins of the sewing stitches consistent.

    2. Touch screen operating panel:

    1) It set 72 kinds of patterns for single needle and double needle. The operator can change the pattern by the touching screen simply.

    2) One needle is installed to expand more fancy stitches.

    3. DL function:

    1) Transform the maximum presser foot alternating amount 6.5mm by one-click.

    2) When the sewing reaches the position between up and down step, pressing the DL switch can transform instantaneously maximum internal and external presser foot alternating amount, it will form a perfect stitch.

    4. Pneumatic clamp tool function:It can be set two different tension for clamp device by shortcut button and change quickly, achieve the beautiful stitching of sewing materials from thin to thick material.


    5. Needle gauge set:8mm of standard needle set.

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The muti function sewing machine is set more than 60 kinds of pattern for single and double needle, which can change the pattern easily by touching screen.