Describe the construction and working of bench drilling machine with block diagram.

Describe the construction and working of bench drilling machine with block diagram.
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1 Answer

Answer :

Major Parts of Bench Drilling Machine :

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Functions of Parts: i. Base: It supports the column, which in turn, support the table and head etc. ii. Spindle: It is made up of alloy steel. It rotate as well as moves up and down in a sleeve Iii. Drill Chuck: It is held at the end of the drill spindle and in turns it holds the drill bit or tool. iv. Head :it contains the electric motor ,V pulley & v-belt which transmit rotary motion to drill spindle at number of speeds v. Adjustable Table: It is supported on the column of the drilling machine and can be moved vertically and horizontally. It also carries slot for bolt clamping vi. Column: It is vertical round or box section, which rests on the base and supports the head and the table.

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