Upgradation In Geometry Of Grooving Tool Insert And Development Of

Upgradation In Geometry Of Grooving Tool Insert And Development Of Improved Process Using Same Upgraded Tool Insert Geometry Resulting In Process Time Reduction

Abstract: The invention relates to an improved process on CNC lathe machine with an improved tool insert to reduce the process time for finish machining of bottom diameter of Blade grooves in rotor shaft of steam turbine, the process comprising: producing an liner with improved cutting geometry; selecting cutting parameters on the CNC machine corresponding to improved tool insert, wherein a CNC program is incorporated based on said improved cutting parameter to introduce optimum numbers of turning cuts per groove, the high cutting parameters constitute a cutting speed of 60-80 mm / mins, and a feed rate of 0.15-0.22 mm/revolution.

Patent Information

Application #

Filing Date

29 October 2014

Publication Number

35/2016

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

lsdavar@ca12.vsnl.net.in

Parent Application

Applicants

BHARAT HEAVY ELECTRICALS LIMITED

with one of its Regional Offices at REGIONAL OPERATIONS DIVISION (ROD), PLOT NO : 9/1, DJBLOCK 3rd FLOOR, KARUNAMOYEE, SALT LAKE CITY, KOLKATA – 700091, having its Registered Office at BHEL HOUSE, SIRI FORT, NEW DELHI – 110049, INDIA