Machine Design - DIMENSIONS FOR RELIEF GROOVES - Prof. Gola, Appunti di Disegno Di Macchine

Scarica Machine Design - DIMENSIONS FOR RELIEF GROOVES - Prof. Gola e più Appunti in PDF di Disegno Di Macchine solo su Docsity! 1 DIMENSIONS FOR RELIEF GROOVES Extracted from DIN 509-2006- Technical drawings - Relief grooves - Types and dimensions Relief Groove Type E The relief groove Type E (see Fig. 1) is applied for work pieces, for which at the plane surface no increased demands are made and their cylindrical surface is processed further in case of need as well as if the part of assembly has a relatively large depression or no deposit on the plane surface. Fig. 1: Relief groove for cylindrical surfaces d1 work piece diameter , t1 depth of insert, f breadth of relief groove, z1 machining allowance r radius of relief groove Relief Groove Type F A relief groove Type F (see Fig. 2) is used for work pieces, whose surfaces which are at right angle to one another are machined further if necessary. Fig. 2: Relief groove for the plane and the cylindrical d1 diameter of the work piece t1, t2 depth of pass, f, g breadth of the relief groove, z1, z2 machining allowance, r radius of the relief groove f