Core tip: In the sewing process of knitwear (especially underwear), difficult diseases are common. Meditation observation, which is the most direct and intuitive way to find problems and solve problems; Thinking should be open, can not drill "ox tip", often big problems are small problems.

In the process of sewing knitwear (especially underwear), it is common to have difficult problems. The author engaged in knitting production for many years, summed up some work experience and methods, here for your reference and correction.

First, maintenance experience

1, meditation observation, which is the most direct and intuitive way to find problems and solve problems;

2, the mind should be open, can not drill "ox horn", often big problems are small problems;

3, careful analysis, flexible use. In the process of sewing the use of physical laws, flexible use;

4, sum up experience, sum up the solution to the problem and thinking methods. It is the most important thing to solve problems quickly in the maintenance equipment.

Second, maintenance methods

In the maintenance of equipment should pay attention to the following aspects: ① machine needle; ② line; ③ Cloth; (4) The machine (the adjustment of the machine action time) itself.

Solutions to needle holes in the fabric during sewing:

1, whether there is a problem with the needle;

2. Whether the machine is adjusted improperly; To re-adjust (needle rod play high, do not jump needle is appropriate);

3, whether there is a problem with the fabric, whether the cloth is brittle. Can be in the cloth water humidification test, the general needle hole can be solved.

Third, the maintenance method of needle rod oil leakage

1, remove needle rod, needle rod bushing around the debris;

2, check the oil return system:

3. Check whether the needle rod bushing is worn or whether the needle rod bushing is installed correctly (it should be higher than the inner plane).