* Oil-free clean sewing
* Electric clamping organization
* Multifunction operation control panel
* Simple and convenient operation,
* Simple and accurate orientation
* New pulling thread-slacking device
* New base thread and surface thread cutting device
New surface line cutting device can realize rotation with certain angle to the feeding mechanism with simple, convenient and stable control under coordination of drive mechanism.
Pulling thread-slacking device is applied, whose design advantages
are:simple structure, convenient control and convenient assembly.
The lifting and pressing foot is driven by the pulse motor, thus, when the footstep is
located at the center or pressed forward (2 degrees) or backward, the height can be
adjusted according to need, thus, which can simplify inserting and moving cloth, moving
and reducung work fatigue.
The lifting and pressing foot descends only when it is needed by height, thus, time for descending and ascending can be shortened. Distance between the cloth and the presser foot, thus, it is easy to select position of the buttonhole
