Measuring material feeding device

Specification

Screw of feeding device

Diameter : 120mm

Inner height : 0.8m

Diameter : above 0.8m

Driving motor : 1.5kw

The type of motor : AC motor

The consistent of extruder

Specification

Bearing

Velocity ratio : i=3.75

Output rotating speed : 400rpm

Central distance : 52mm

Transmission body case :cast iron and optimized assembly design of anti-noise

Gear:high precision of 6-grade,and hard-tooth surface of high speed and heavy loading ability .

Material of gear shaft is 20CrNi2MoA ,HRC58-62.

Shaft

among all the bearings,two groups are thrusting bearings of series connection and others adopts Japanese "NSK"bearings

Bearing : among all the bearings ,two group are thrusting bearings of series connection and others adopts Japanese "NSK"bearings .

Lubricating system

Inside of transmission case the bearings are of oil-immersion state

Gear mesh and bearing are with compulsive shunt-circuit oil pressure lubricating

Lubricating and cooling unit adopts cooler of outlay-type and specification is 1.3m3

Lubricating oil pump is of BB-B10 type with power of 1.1kw and the lubricating oil is of 46# engine oil .

Motor

The power of motor is 132kw (alternating current )under frequency control and equipped with ABB frequency converter.

Rotating speed : 1500rpm

Screw

Diameter of screw : 71.5mm

Adopt high quality 38Cr MoAIA ,under nitrogen treatment

the hardness of nitride layer:HV950-1050,

depth is 0.4-0.5mm,brittleness is of 1 degree

Connecting mode with spindle : rectangle integral key

Spindle

Material:adopts high quality alloy steel 40CrNiMo,with good intensity ,hardening and tempering hardness is HB260-300

Connecting mode with screw : rectangle integral key

Barrel

Inner diameter:72mm

Material:the inner of barrel adopts bi-alloy bushing,hard-wearing alloy.Length for per section is 290mm,and in total there are 9 sections and the total length is L=2610mm

The first section:principal charging-in section.the barrel is usually cooled with water

The fifth section:vacuum pumping section

The eighth section vacuum pump section

Barrel heating with 8-section.for each section there is independent circulating water cooling

Barrel protective cover:stainless steel protective cover of sectional type

Capacity

300-350kg/h

Consistent of auxiliary machinery

Specification

Material of fan bush

Stainless steel

Cutting die head

Hot cutting die head

Cutting lathe

The blade on the cutting lathe ,with speed frequency regulation ,the power of converter : 1.5kw

Splitter filter

Diameter 800mm,Quantity : 2 sets

Three fan cooling pipe

Equipped with 3 sets of fan blower, Power : 5.5kw

Storage

2m3