Author(s)

L.C. Zhang, T. Suto, H. Noguchi & T. Waida

Abstract

On some fundamental problems in grinding L.C. Zhang,«i ? g^6 H. Noguchi^ T. Waida^ *Dept. of Mechanical Engineering, Sydney University, NSW 2006, Australia *> Machining Tech. Div., MEL, 1-2 Namiki, Tsukuba, Ibaraki 305, Japan ABSTRACT This paper studies some fundamental problems in grinding towards high surface integrity. Discussions are addressed on the modelling of wheel modulus, interface forces, contact length and the surface heat source simulation. NOTATION d mean diameter of grains of a wheel dc real depth of wheel cut E elastic modulus of a grinding wheel ?„' normal grinding force per unit wheel width K^ modified Bessel function of the second kind of order zero L,. modified contact length Lg geometrical contact length q strength of the surface heat source q, value of q at %,, see Fig. 7 q^ strength of the surface heat source which enters into workpiece q, q* mean values of q and q*, respectively T t

Keywords