Chapter -5 Types of Drill Jig

1. Government Tool Room & Training Centre, Chikodi
Diploma in Tool and Die Making
“Jigs and Fixture”
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Unit-05 TYPES OF JIGS

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The plate, having two holes, acts as a template fixed on the component to be
machined.

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A plate jig improves the template jig by incorporating drill bushes on the template.

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Channel jig is a simple type of jig having a channel-like cross-section. The component
is fitted within the channel and is located and clamped by rotating the knurled knob.
The tool is guided through the drill bush.

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A diameter jig is used to drill radial holes on a cylindrical or spherical
workpiece.

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The leaf jig or latch jig OR Turnover Jig has a leaf that may be swing open or
closed on the work for loading or loading purposes.

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Box jig is of box-like construction within which the work is rigidly held so that it can be
drilled or machined from different angles at a single setting

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https://www.youtube.com/watch?v=J8Imoul0xIc&ab_chann
el=Engineering_Knowledge
This type of jig is used for drilling holes in circular components, which
have both internal and external diameters. The body of the jig is in the
form of a pot.

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Indexing jig is used to drill holes which are spaced equally along a circle. In this
example four equally spaced holes are to be drilled on the periphery of the workpiece.

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Angular plate jig

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