Каталог Stellram фрез со сменными пластинами - страница 160

Заказ инструмента: http://steelcam.org | 8 (343) 382-52-03 | sales@sverla-ekb.ru 80.0VR00-_R-20 Series Technical Information 80.0VR00-_R-20 Technical Information Cartridge Face Mills Working Diameter: Formula to evaluate the correct working diameter based on axial depth of cut (ap). ap Dw = D2 + 2 x r2 - (r -ap)2 D2 where: Dw = Working Diameter Dw D2 = Diameter of cutter insert centre to centre r = Insert radius ap = Axial Depth of Cut 80.0VR00-_R-20 Technical Information Formula to find programmed feed rate based on radial engagement and axial depth of cut. hm fz = r2 - (r - ) ae 2 r2 - (r - ) ap 2 where: r x r fz = Feed per tooth ae = Radial Depth of Cut hm = Average chip thickness ap = Axial Depth of Cut r = Insert radius Formula to calculate the average chip thickness hm in relation with radial engagement and depth of cut. r2 - (r - ) ae 2 r2 - (r - ) ap 2 hm = fz x r x r www.kennametal.com A159