What is the function of a tool post in machine drawing?
Tool posts are used to hold cutting tools. Tool posts allow for rapid tool changeover and provide a high degree of position repeatability and indexing.
What is the tool post?
Definition of tool post : a slotted or channeled post or analogous part in a lathe or other machine tool in which the cutting tool is clamped.
What is a part of tool post?
The single tool post consists of a circular body 1 with a collar at one end and a threaded hole at the other. A vertical slot is provided in the body to accommodate the tool/tool holder. The body is slid through the square block 5, which is finally located in the T-slot, provided in the compound rest.
Where is tool post in carriage?
The cutting tool is fixtured on the tool post, which sits atop the carriage assembly. The carriage can move the tool post along the axis of part rotation, perpendicular to the axial direction, and on a diagonal.
What is the tool post carriage?
It contains a mechanism for moving and controlling the carriage. Tool Post: The tool post holds the tool meant for the operation to be performed on the work. The tool post is assembled to the top slide. The tool is provided with the following three movements by the carriage.
Where is tool post mounted in lathe machine?
The compound rest (or top slide) (2) is usually where the tool post is mounted. It provides a smaller amount of movement (less than the cross-slide) along its axis via another feedscrew. The compound rest axis can be adjusted independently of the carriage or cross-slide.
What is the use of the tool post of the lathe machine?
A tool post is the part on a lathe that holds the cutting tool securely during machining operations. The post then bolts onto the compound rest via a conventional hex or Allen head bolt or a quick release locking mechanism.
How many types of chuck are there?
Difference between Three jaws and Four-jaw chucks
| Three-jaw chuck | Four jaws chuck |
|---|---|
| Three jaw chuck has less gripping power than four jaw chuck. | Four-jaw chuck has more gripping power than three-jaw chuck |
| In three-jaw chuck, heavier workpieces cannot be turned. | In four chuck heavier workpieces can be turned. |
What are the different tool posts?
Pillar Type Tool Post Pillar Type Tool Post is also known as American Pillar, tool post is generally used for light function lathes. Tool height is fast and simply adjusted by shake the boat portion in its round seating. Unluckily, this kind of tool post lacks inflexibility suitable to the project of the tool.