Product Introduction
Model JWF1436C, JWF1446C Roving Frame is the latest generation cone drumless version which is developed on the base of FA series with the microcomputer control.The regulating speed by inverter. The machine has the high level of mechanical and electrical integration. High-precision control system and in the form of four motor divisions drive, so that the whole of spinning process toachieve a digital control, with high yarn quality and high reliability.
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                                    High speedUsing high-speed closed type flyer, by gear transmission. 
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                                    High efficiency and simple operationAll process data is stored and can be recalled up at any time. Except the drafting changegears,all of other change gears are eliminated. 
 The technological parameters are input directly on the touch screen.
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                                    Pursuit the high quality rovingThe current inspecting and feedback controling system are composed of CPU and multi rotary encoderswith high accuracy.The digitallsation control is accomplished by the inverter control system with high accuracy. The rovingtension is strictly controlled during running by math. patterns to ensure the uniform roving tension. 
 Power-off Protection Function: Efectively preventing all ends breakage during sudden power breakdown.
Technical highlights
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                                            The conventional mechanisms of cone drum and its belt automatic reseting, winding tension compensating, bulilder, diferential motion, reversing and driving system for lifting bobbin rail are all eliminated and replaced by four separate motors. The high precision control system is composed of computer, inverter, and the synchronous control between four motors is realized by computer via several patented math patterns.     
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                                            - *Using 4 motors drive segment, Four in One inverterdrives,CPU master. 
- *Using bridge-type alignment,electrical easy installation,while reducing the electrical signal interference. 
- *The full length of yarn to locate parking,full of yar by theComptroller and computing computer controlled positioningunder the premise of guaranteed fixed length can bechanged to the last layer of roving in advance to ensure thatevery drop roving error is less than 1 meter length. 
- *Multi-motor synchronous control for constant tensionspinning 
- *The multi-stage speed is adopted to spin and thespinning speed can be set on the screen. Automatically keepcentrifugal force constant and improve spinning quality. 
- *Through the HMl, the state inquiry, fault finding, l/O pointsqueries. 
- *Tour cleaners operating mode can be set to run cycle andintervals as needed. 
- *Reserve network interface,network management andremote monitoring. 
     
Main Specifications
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                                        JWF1436C
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                                        JWF1446C
| Model | JWF1436C | 
| Spindle gauge(mm) | 216 | 
| Nos.of spindle | 120,132,144,156,168,180,192 | 
| Drafting range(Times) | 4.2~12 | 
| Twist range(T/M) | 18.5-80 | 
| Adaptable Counts | 200~1000(Nm 5~1)(Spinning chemical species up 1250 Tex) | 
| Spinning staple(mm) | 22~38 | 38~51 | 51-65 | 
| Drafting system | 3-roller or 4-roller | 3-roller or 4-rolle | 3-roller | 
| Max. mechanical speed (rpm) | 1500 | 
| Spinning speed (rpm) | 1300 | 
| Total rated power(kw) | 33/38.5/ 42 | 
| Total air exhaust(m3/h) | 2000 | 
| Orientation | R or L hand | 
| Cleaner | Upper and bottom positive intermittent revolving cloth and traveling cleaner. | 
| Dia.of can(mm) | Φ400 or Φ500 or Φ600 | 
| Line routing | Bridge wire | 
| Flyer | Level or non-level flyer | 
| Model | JWF1446C | 
| Spindle gauge(mm) | 185 | 
| Nos.of spindle | 120,132,148,160,176,188 | 
| Drafting range(Times) | 4.2~12 | 
| Twist range(T/M) | 18.5-80 | 
| Adaptable Counts | 200~1000(Nm 5~1)(Spinning chemical species up 1250 Tex) | 
| Spinning staple(mm) | 22~38 | 38~51 | 51-65 | 
| Drafting system | 3-roller or 4-roller | 3-roller or 4-rolle | 3-roller | 
| Max. mechanical speed (rpm) | 1500 | 
| Spinning speed (rpm) | 1300 | 
| Total rated power(kw) | 33/38.5/ 42 | 
| Total air exhaust(m3/h) | 2000 | 
| Orientation | R or L hand | 
| Cleaner | Upper and bottom positive intermittent revolving cloth and traveling cleaner. | 
| Dia.of can(mm) | Φ400 or Φ500 or Φ600 | 
| Line routing | Bridge wire | 
| Flyer | Level or non-level flyer | 
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