SP-5490-7/QB-STJ/DLBT

Double-step motor upper differential cutting bag integrated + power bag barrel

SP-5490-7/QB-STJ/DLBT
Applications


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Sleeve, webbing zipper 3 in 1, webbing 3 in 1 Sew, press hem, press stop, zip up, etc

Product advantages

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High rotational speed: 4000 revolutions per minute


Maximum trace length: 5mm


Pin stroke: 31.8mm


Foot press lift: Manual ≥5mm, knee control ≥13mm


Machine needle: DB*1


Rotary shuttle: A special rotary shuttle for automatic lubrication of wire cutting


Fabric feeding capacity of the feeding press foot: 8mm


Feeding foot lifting capacity: 2.5mm - 5mm


The upper differential feeding is driven by a motor and adjusted by buttons


The size of the pull cylinder and needle position can be changed, and it automatically stitches back


The needle length is driven by a motor and adjusted by buttons


Built-in lifting and pressing feet 


The upper differential design allows for adjustable upper fabric feeding, solving the problem of traditional side-cut edge wrapping and eliminating twisting The crooked phenomenon makes the sewing of composite fabrics smoother


The feeding of the drum can be synchronized with the feeding teeth and the feeding size can be adjusted

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