Calculation Manufacturing Process

MANUFACTURING PROCESS CALCULATION SLIDE

C())in* Con+i)ion in T($nin*



Rotational speed in turning

 N 

v Where, N = rotational speed (rev/min)/(rpm) =

v

 D

π   o

©2007 John Wiley & Son! In"# M P G$oo%e$! Fundamentals of

= cutting speed (m/min) Do = original diameter of the part (m)

• De,)h o- "() d   Do =

»

D f   / 2 Whe$e! Df . /nl +i1e)e$ 113 Do . o$i*inl +i1e)e$ 113

»

d . +e,)h o- "() 113

»

• Fee+ $)e   f    Nf   Whe$e! f  . -ee+ $)e 11'1in3 » r 

=

r 

»

©2007 John Wiley & Son! In"# M P G$oo%e$! Fundamentals of

f  . -ee+ 11'$e%3

• M"hinin* )i1e

T 

 L / f  

Whe$e! )i1e 1in3 T   . 1"hinin* m = m r 

L . len*)h o- )he "ylin+$i"l

4o$5,$) 113

• 6ol(1e)$i" $)e o- 1)e$il $e1o%l  R MR vfd  =

 Whe$e! RMR . 1)e$il $e1o%l $)e 11 '1in3

f  . -ee+ 113 v . "())in* ,ee+ 1'1in3 d . +e,)h o- "() 113 ©2007 John Wiley & Son! In"# M P G$oo%e$! Fundamentals of

 TURNING  A in*le ,oin) "())in* )ool h%in*  $5e n*le o- 2 +e*$ee 4 ,$e-e$$e+ )o 1"hine  h-) h%in* +i1e)e$ o- 80 11 in)o /nl +i1e)e$ o- 97 11 4i)h -ee+ o- )he "() 4 #8 11# The 4o$5 ,ie"e 4 $o))in* ) 800 1'# The 1"hinin* ,$o+("e+ "on)in(o( "hi, h%in* )hi"5ne o- #: 11# The -o$"e 4e$e 1e($e+ ;y +yn1o1e)e$# The "())in*'ho$i