How to use an edge finder
Step 1 – Check workpiece. Check that your workpiece is clean and the edges are smoothed. Step 2 – Clamp workpiece in machine vice. Step 3 – Mount edge finder. Step 4 – Move probe off-centre. Step 5 – Turn on machine. Step 6 – Move table. Step 7 – Zero x axis. Step 8 – Bring part away.
How does an electronic edge finder work?
The device projects a fine beam that indicates the edge of the part. The user moves the beam to the edge of the work and then sets one of the axes on the DRO to zero. It is not necessary to half the diameter of the edge finder to find the true edge of a part.
What is an edge finder milling?
If you use a milling machine to machine parts, then you’re likely to be familiar with edge finders and the way they work. Edge finders, sometimes also defined as wigglers or wobblers, are simple tools used to locate the edges of a workpiece or the center of a hole.
Are edge finders accurate?
This style of edge finder is considered to be the most accurate, and its accuracy can be further improved through the use of a collet. In proper setups, a repeatability of 0.0002 in (0.0051 mm) or better can be obtained.
When an edge finder moves off center with a distinct wobble?
When an edge finder moves off center with a distinct wobble: It is broken and must be thrown out.
What rpm do you set the machine to when using an edge finder?
Step 1 Secure the edgefinder in a collet or chuck in the machine spindle. Step 2 Set the spindle speed to about 600 to 1000 rpm, and slide the edgefinder tip over so that it is off center.
What is a wiggler for drill press?
A wiggler is a type of edge and center finder. They usually come as a set of 5 pieces. One piece is the body. The other four are various types of probes. Each probe has a large ball on one end that snaps into the body.
