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How to use a wiggler to check the alignment of a vice

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The indicator probe of the wiggler is used with some dial indicators to check the alignment of flat surfaces. The indicator probe of the wiggler is used with some dial indicators to check the alignment of flat surfaces.
It is a useful tool for checking the that the vice of a milling machine is positioned correctly. It is a useful tool for checking the that the vice of a milling machine is positioned correctly.
Install the the indicator probe into the collet or chuck of your machine. Then mount a dial indicator on the probe.

Step 1 – Install wiggler

Install the the wiggler and indicator probe into the collet or chuck of your machine.

Then mount a dial indicator on the probe.

   Wonkee Donkee says: 'The machine should be turned off when the indicator probe of the wiggler is mounted on the spindle.'
Traverse the table laterally back and forth so that the contact point of the dial indicator sweeps the surface of the fixed jaw of the vice.

Step 2 – Traverse the table

Traverse the table laterally back and forth so that the contact point of the dial indicator sweeps the surface of the fixed jaw of the vice.

The needle on the dial gauge will oscillate when the probe passes over high and low points on the vice. Adjust the position of the vice until you get the same reading at both ends of the fixed jaw.

Step 3 – Adjust vice

The needle on the dial gauge will oscillate when the probe passes over high and low points on the vice.

Adjust the position of the vice until you get the same reading at both ends of the fixed jaw.