To achieve the accurate solution of the grinding wheel surface wear profile, image processing technology was used to extract the spiral groove end section contour coordinates of the grinding wheel and fit them. The worn sand profile was solved based on the contact line principle, and the grinding wheel wear amount was obtained.
The generation of the grinding wheel topography is described in many different models and approaches. These models do not consider the influence of the dressing process on the wear of the grinding wheel. In particular the prediction of this wear dependent on the dressing process parameters is not possible with the currently available models. This article describes a novel model for the initial ...
Surface geometries of grinding wheels vary due to the wear in grinding process. Since the wheel wear patterns are affected by the grinding process, measuring and investigating these patterns quantitatively, grinding process can be evaluated whether appropriate or not. Utilizing a three-dimensional measuring device for wheel surfaces developed so far, this study aims to evaluate wheel wear ...
Grinding is a finishing operation performed to obtain the desired finish on the component. Wheel wear is one of the primary constraints in achieving the desired productivity in grinding. A new methodology is proposed for accurate and timely identification of wheel wear in cylindrical grinding using Hilbert Huang transform and support vector ...
1. Introduction. Grinding occupies certain proportion of the expenditures in all machining processes, stock and installation of machine tools .So it is necessary to assess the lifetime of grinding wheels .The wear of grinding wheel is an important indicator to assess the lifetime of grinding wheel, because high wear may lead to thermal damage or other unexpected defects of workpiece .
Condition monitoring on grinding wheel wear using wavelet analysis and decision tree C4.5 algorithm S.Devendiran 1, K.Manivannan 2 1, 2 School of mechanical and building sciences, VIT University, Vellore, India. 1 [email protected] 2 [email protected] Abstract -A new online grinding wheel wear monitoring approach to detect a worn out wheel, based on
PART 1. ATTRITIOUS WEAR.}, The use of stereo scanning Electron Microscopy (SEM) to investigate the wear mechanism of the wire EDM true metal bond diamond wheel for ceramic grinding is presented. On the grinding wheel, a wedge-shape removal part was machined to enable the examination and measurement of the worn wheel surfaces using the stereo SEM.
FRACTURE WEAR OF GRINDING WHEELS W. GRAHAM* and C. M. VOUTSADOPOULOS* (Received 4 November 1977) Abstract - Evidence is presented which supports the argument that the fracture type of wear process is the most important with regard to the loss of abrasive material from a wheel during a grinding operation and that fracture occurs as a consequence ...
An investigation is reported on the wear of single-layer electroplated cubic boron nitride (CBN) grinding wheels and how the wear process affects the wheel topography and grinding behavior. Internal cylindrical and straight surface grinding experiments were conducted over a wide range of conditions on hardened bearing steel with wheels ...
The amount of dulling, measured by the area of the wear flats on the surface of the wheel, is found to be directly related to the grinding forces. In general, both the vertical and horizontal grinding force components increase linearly with the wear flat area. This is explained by considering the grinding force as the sum of a cutting force due ...
decrease grinding wheel load and less impact grinding wheel wear, material removal rate and surface roughness. The result is reduction feed rate and diamond wheel segment length then grinding wheel load will be decrease and get better surface roughness. Keywords: Hard disk drive, grinding wheel, wheel load, wheel wear, material removal
یک پیام ارسال کرد