This series of industrial production sock knitting machinery is drumless, highly speedily operated, fully electronic automatic knitted, with 7 feeds and three-dimensional(3D) patterning. It is integrated with following advanced techniques:

1.the mechatronics design

2.the precision mechanic processing and production,

3.the microcomputer controlling,

4.the brushless servo-motor controlling,

5.the feeding of elastic yarns controlled by a stepping motor

6.the computer graphic design,

7,the USD2.0 flash memory disc datum load-save. therefore, these knitters are more reliable, higher automatic and can produce more products than before. the human-mahcine interface is friendly, and can be operated easily.