Knowledge

clean up (1) Cleaning of the cloth feed dog Remove the screw between the needle plate and the cloth feed dog, remove the lint and dust, and add a smal

A member that exerts pressure on the surface of the seam material. Presser foot is divided into lockstitch machine presser foot, overlock presser foot

1. Wrap the cloth presser foot. The use of the wrapping presser foot can easily sew wrapping strips with a width of less than 7 mm on the edge of the

1. First, use a screwdriver to loosen the screws on the sewing machine mask. 2. After unscrewing the screws, take off the mask by hand. 3. Find the pr

There are many types of multi-needle machines that are widely used in decorative sewing. According to the number of needles, the multi-needle machine

In the process of sewing clothes with a sewing machine, sometimes the movement speed of the clothes is not uniform, and the stitches are long and shor

There are many reasons, mainly due to the poor cooperation between the lock and the needle! In the madness of normal sewing, at this time, you put the

1.Turn the handwheel counterclockwise to stop the needle at the highest position. (If the needle position is already in the upper position, there is n

When users buy a needle, they usually mention the needle of size X, which is the needle size specification. Needle size, used to distinguish different

The most commonly used needle is 14 gauge. It refers to the thickness of the needle. The thicker the needle, the thicker the material to be sewed, and

There are 3, 5, 10, 10 for professional grade, and then you choose according to the age of your car. The longer the age, the more wear and tear of the

Look at the lower thread spool to see if there is any broken thread stuck in it. The lower thread should not be wrapped too tightly. You can change th