METHOD OF CUTTING, USED DEVICE AND CUTTING TOOL FOR EXTRUDED PLASTIC PROFILE Russian patent published in 2014 - IPC B26D1/60 B28B11/16 

FIELD: process engineering.

SUBSTANCE: invention relates to processing of extruded plastic sections. Toothless disc cutter is used for cutting. Proposed cutter consists of the blade on inner circle and cutting edge on outer circle. Toothless disc cutter features the cutting edge with angle of tooth outline β=2°-6° for half-round blade or with angle of tooth outline α=4°-12° for two-edge cutter. Cutter is driven at linear speed of 20-100 m/min at feed rate of 0.3-0.7 m/min. At cutting, lubricant is sprayed onto disc cutter from sprayer nozzle.

EFFECT: noiseless and dustless cutting, longer life, higher quality of finished product.

10 cl, 4 dwg