中文 
The JWF1458 AUTO-DOFFING ROVING FRAME is a full-automatic external doffer roving frame; it can be used alone or in conjunction with roving transfer system to constitute a roving and spinning unit. It provides up to 156 spindles and applies to the pure spinning or blending of carded and combed cotton fibers as well as the chemical fibers (<65 mm), making it the most ideal option for spinning high quality yarns.
Users can choose from drafting systems of 3/4-roller 2-short apron types, multi-motor synchronous control and advanced man-machine interaction.Feeding through slot-type elevated aluminum alloy guide, All-round cleaning system. Automatic changeover is achieved between the empty and full spools of;The centrifugal force for roving remains constant and the roving speed is adjusted automatically to reduce broken ends.
| Technical Parameter | |
|---|---|
| Spindle pitch | 216 |
| Spindle series | 96,108,120,131,144,156 |
Density for Roving(tex) | 1000~200(1~5metric no.) |
| Roller System | |
|---|---|
| 4roller draft system | >156Pound |
| Back roller | Φ32 |
| 3rd roller | Φ28 |
| 2nd roller | Φ32 |
| Front roller | Φ32 |
Uniform Roving Tension
Roller Drafting System
Self-Cleaning System
Φ400Sliver Feed Type
