Mini Cotton University Laboratory Ring Spinning Line Smaple Roving Frame Machine Small Size La Speed Frame Machine

  Product DescriptionThe machine is used to making roving from the draw sliver.It is part of mini spinning system(including opener,carding machine,drawing frame machine,roving machine,ring machine,winder.It covers a small area,suitable for the rapid spinning test with a small amount of raw materials.The machine is widely used in factory,university and research centers. Product ParametersFA474 Cotton Roving frame machine FA474 Four axial computerized roving Frame machine, adopts the advanced microcomputer control technique.It uses 4 frequency converting motors to drive flyer,rollers,winding components and lift system components, and realizes precise proportional synchronizing action.The main drive system adopts circular arc toothed synchronous belt drive system.It is suitable for pure or blended processing of combed cotton fiber and artificial fiber.ModelFA473FA474Density For Roving Yan 220-1250 tex220-1250 texLength For Fibre (mm)22-6522-65Spindle Number (piece)24,48...... 120,14424,48...... 120,144Spindle Gauge (mm)220194Pitch Gauge (mm)440388Spindle number per pitch44Drafting System4(3) Roller double* short-apron drafting4(3) Roller double* short-apron draftingPressing FormPendulum Weighting  Arm With Pneumatic PressingPendulum Weighting  Arm With Pneumatic PressingBottom Roller Diameter (mm)φ28.5 φ28.5φ28.5 φ28.5φ28.5 φ28.5φ28.5 φ28.5Top Roller Diameter (mm)φ28.8  φ28.8φ28.8  φ28.8φ25  φ28.8φ25  φ28.8Drafting Range4.4-13.34.4-13.3Mechanical spindle speed 1600 r/min1600 r/minSpindle process revolution   1200 r/min1200 r/minTwist Range (twist/m)18.0-8018.0-80Bobbin Dimentions (mm)Φ45*445Φ45*445Take up package dimention φ152x400 mmφ135x400 mmCleaning DeviceNapping roller with revoiving suction deviceNapping roller with revoiving suction deviceTransmission deviceFour-shaft Linkage/4 servo motorFour-shaft Linkage/4 servo motorControl TypeComputerized ModelComputerized ModelMan-machine interactionTouch ScreenTouch ScreenWinding Roller TransmissionGear transmissionGear transmissionSpindle roller transmissionGear transmissionGear transmissionWinding Power ShaftUniversal shaftUniversal shaftYam Forming AngleRandomRandomThree Automatic DoffingSoftwareSoftwareSignal DisplayFive lamps indicated  on machine headstockFive lamps indicated  on machine headstockTension AdjustmentSoftwareSoftwareTension Fine AdjustmentSoftwareSoftwarePreventing Pinched YarnSoftwareSoftwareSliver Faults preventingSoftwareSoftwareWinding Density AdjustmentSoftwareSoftwareTwist ChangingSoftwareSoftwareForming Angle AdjustingSoftwareSoftwareCan Diameter(mm)φ350, φ400, φ500φ350, φ400, φ500Main Power(kw)12kw12kwNoise Standard (dB(A))