Specification of machine tools – Drilling , Lathe , Shaper , Milling

A machine tool may have a large number of various features and characteristics. But only some specific salient features are used for specifying a machine tool. All the manufacturers, traders and users must know how machine tools are specified.

Read More : Specification of Machine Tools -Lathe, Milling, Drilling, Shaping

The methods of specification of some basic machine tools are as follows:

Centre lathe Machine Specification:

• Maximum diameter and length of the jobs that can be accommodated.
• Power of the main drive (motor).
• Range of spindle speeds and range of feeds.
• Space occupied by the machine.

Shaper machine Specification :

• Length, breadth and depth of the bed.
• Maximum axial travel of the bed and vertical travel of the bed / tool.
• Maximum length of the stroke (of the ram / tool).
• Range of number of strokes per minute.
• Range of table feed.
• Power of the main drive.
• Space occupied by the machine.

Drilling machine (column type) Specification :

• Maximum drill size (diameter) that can be used.
• Size and taper of the hole in the spindle.
• Range of spindle speeds.
• Range of feeds.
• Power of the main drive.
• Range of the axial travel of the spindle / bed.
• Floor space occupied by the machine.

Milling machine (knee type and with arbor) Specification :

• Type; ordinary or swiveling bed type.
• Size of the work table.
• Range of travels of the table in X – Y – Z directions.
• Arbor size (diameter).
• Power of the main drive.
• Range of spindle speed.
• Range of table feeds in X – Y – Z directions.
• Floor space occupied.

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