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Lathe Tool Post

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38 views8 pages

Lathe Tool Post

Uploaded by

michaellakew08
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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DEBRE MARKOS UNIVERSITY

School of Mechanical and Industrial Engineering

Machine Drawing I (MEng 3101)


Department of Mechanical Engineering
School of Mechanical And Industrial Engineering
Debre Markos University

Prepared by: Amare Addis (MSc)

6/16/2025 1
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Lathe Tool Post


What is a Tool Post?
 A tool post is the part of a lathe that holds the cutting tool in place.
 It is mounted on the carriage and allows the tool to be adjusted for various
operations.
Functions:
 Holding the cutting tool securely
 Allowing adjustment for cutting angle and height
 Enabling quick tool change
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Types of Tool Posts (Overview)


 Single Tool Post
 Square Tool Post (Four-Way)
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Square Tool Post


Definition:
 Holds four tools at a time and rotates to bring each into position.
Advantages:
 Quicker tool change
 Versatility in operations
Components:
 Body block
 Indexing knob or bolt
 Clamping lever
 Tool holders (4)
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Drawing: Square Tool Post (Orthographic)


• Include detail drawing, CAD, real tool, and Sectional View.
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Single Tool Post


Definition:
A simple tool post that holds a single cutting tool.
Components:
 Tool holder
 Clamping bolt
 Base plate
Applications:
 Ideal for basic turning operations
 Economical, but slow to change tools
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Drawing: Single Tool Post (Orthographic)


 Include detail drawing, CAD Model, and real tool post.

Sectional View???
DEBRE MARKOS UNIVERSITY
School of Mechanical and Industrial Engineering

Home Exercise
 Provide full assembly drawing (exploded view if possible).

 Label all parts clearly.

 Include a Bill of Materials (BOM).

 Draw full orthographic sectional views of a single tool post.

 Understanding drawing views is key to design interpretation.

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