CAD Software

March 16, 2019 0

For some time I’ve been thinking about moving away from the drawing board and using CAD. OK, it’s 2019 and there have been a lot of perfectly good CAD packages out there for a number [more…]

Radiused Connecting Rods

February 28, 2019 0

The formal way to radius the end of a connecting rod is to use a rotary table and an end mill. If you don’t have a rotary table you can make hardened filing buttons and [more…]

Accurately Drilling a Hole

February 28, 2019 0

Even in a milling machine with all axes, apart from the quill movement, locked I start with a centre drill. Drill gently to ensure that the centre is perfectly aligned and drill into the material [more…]

Milling Machine Z-Axis Accuracy

February 28, 2019 0

Someone asked me how accurate my Sieg SX2.7 milling machine was in Z-axis. There problem was the head moving when you lock the travel. My method for measuring this was to lightly clamp an engineers [more…]