International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395 -0056
Volume: 04 Issue: 02 | Feb -2017
p-ISSN: 2395-0072
www.irjet.net
Review of Effect of Tool Nose Radius on Cutting Force and Surface Roughness Vaykhinde Akash S.1, Bhor Ulhas B.2, Sachhe Vaibhav V.3, Valte Samrat P.4, Asst. Prof. S. B. Deokar5 1BE
Student, Department of Mechanical Engineering, SND COE & RC, Maharashtra, India Student, Department of Mechanical Engineering, SND COE & RC, Maharashtra, India 3BE Student, Department of Mechanical Engineering, SND COE & RC, Maharashtra, India 4BE Student, Department of Mechanical Engineering, SND COE & RC, Maharashtra, India 5 Asst. Professor, Department of Mechanical Engineering, SND COE & RC, Maharashtra, India ---------------------------------------------------------------------***--------------------------------------------------------------------developed to satisfy the requirement production for Abstract – Machining is most important and common 2BE
process in manufacturing. Various different types of cutting
smooth running. The dimensions and shapes of work
tool are used for cutting the different metals. There is a
piece either determine by graphically and analytically
different type of cutting tool like single point cutting tool and
during design. For greater productivity there are many
multi-point cutting tool. Rake angle, flank angle, nose radius
researches are carried for decrease production cost
and other tool geometry are the different parameters of single point cutting point tool. The main effect on metal cutting is by rake angle, clearance angle, and nose radius. The nose radius
and increase quality. There are many cutting parameter as follows: i.
Rake angle
ii.
Depth of cut
and surface roughness. Nose radius and cutting force and feed
iii.
Feed rate
force are directly proportional and nose radius increases
iv.
Cutting speed
having more effect on the surface roughness and cutting force. Feed rate also having the identical effect on the cutting force
In machining process there are twp type of
surface roughness is indirectly proportional. In this paper, the various forces such as cutting force,
method are implemented. To determine the effects of
feed force and the axial force have been found out with the
the parameters although most of the cutting processes
variation in depth of cut for EN8 materials. Graphs are drawn
are oblique, orthogonal cutting techniques are used in
on how these forces vary with the variation in the depth of cut. The cutting force during turning is measured by using twodimensional tool dynamometer and surface roughness is measured by using profilometer.
experiments
of
two
dimensional
mechanical
workpiece. Important factors like cutting speed, tool rigidity and depth of cut, feed rate and tool geometry are determining the behavior of machinability of
Key Words: Tool nose radius, tool dynamometer, cutting
mechanical workpiece. 1.1 Types of Cutting Tools
force, surface roughness.
1. Single point cutting tool 2. Multi-point cutting tool
1. INTRODUCTION In metal turning process, for achieving certain shape,
1. Single point cutting tool-
layer, size and surface quality of work piece for cutting
Single point cutting tool has only one cutting
tool required. There are many type of cutting tool
edge. This tool is used for various operation likes
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