1.Block diagram of a Lathe
2.Main parts of a Lathe
3.Turning parameters
4.Lathe specifications
Lathe –Turning Machine
Turning:
“It is defined as a manufacturing
process where material is removed from a
rotating work piece with the help of a tool
which moves linearly”.
Lathe –Turning Machine
PICTORIAL VIEW OF A LATHE
Lathe –Turning Machine
PICTORIAL VIEW OF A LATHE
(with various parts marked)
Lathe –Turning Machine
BLOCK DIAGRAM OF A LATHE
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Lathe –Turning Machine
LATHE BED
Guide ways
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Live Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Live Center
Lathe Axis
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Main Parts of a LATHE
Lathe –Turning Machine
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Main Parts of a LATHE
1.Lathe Bed & Guide ways
2.Head Stock
3.Tail Stock
4.Carriage & Tool Post
5.Feed Mechanism
6.Thread Cutting Mechanism
Lathe –Turning Machine
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Lathe –Turning Machine
LATHE BED
Guide ways
Lathe Bed & Guide Ways
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Head Stock
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tail Stock
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Carriage & Tool post
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Tool
Post
Carriage
Live Center Dead Center
Main Parts of a LATHE
1.Lathe Bed & Guide ways
2.Head Stock
3.Tail Stock
4.Carriage & Tool Post
5.Feed Mechanism
6.Thread Cutting Mechanism
Lathe –Turning Machine
Turning Parameters
Lathe –Turning Machine
Turning Parameters
1.Speed
2.Feed
3.Depth of Cut
Lathe –Turning Machine
Lathe –Turning Machine
Turning Parameters:
LATHE
Head Stock
Spindle
Lathe
Tool
Speed
Feed
Depth of Cut
TOP VIEW
Lathe
Axis
Lathe Specifications
Main Specifications of a LATHE
1.Height of the centers
2.Swing diameter over the bed
3.Swing over the carriage
4.Length between the centers
5.Maximum bar diameter
Lathe Specifications
Main Specifications of a LATHE
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Carriage
Length b/n centers
Tool
Post
1.Length between the centers
“It is the measure of the
maximum length of the work piece
that can be fixed between the lathe
centers”.
Lathe Specifications
Main Specifications of a LATHE
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Carriage
Height of the centers
Tool
Post
2.Height of the centers
“It is the distance between
the lathe axis and the lathe bed”.
Lathe Specifications
Main Specifications of a LATHE
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Carriage
Swing diameter over the bed
Tool
Post
3.Swing diameter over the bed
“It is the maximum
diameter of the work piece that
can be turned on a lathe
without hitting the lathe bed”.
Lathe Specifications
Main Specifications of a LATHE
Lathe –Turning Machine
LATHE BED
Head Stock
Guide ways
Tail Stock
Carriage
Swing diameter over the carriage
Tool
Post
4.Swing diameter over the carriage
“It is the maximum diameter of
the work piece that can be turned
on a lathe without hitting the
carriage”.
Lathe Specifications
Main Specifications of a LATHE
5.Maximum bar diameter
“It is the maximum diameter
of the work piece that can be
passed through the hole in the head
stock”.
Lathe Specifications
Main Specifications of a LATHE
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Work piece passing through the hole of the HEAD STOCK
Lathe –Turning Machine
LATHE BED
Guide ways
Tail Stock
Carriage
Head Stock
Tool
Post
Maximum diameter of the Work piece that can be passed
through the hole of the HEAD STOCK
1.Block diagram of a Lathe
2.Main parts of a Lathe
3.Turning parameters
4.Lathe specifications