Z Extruder

Some time back I posted a project we completed on the ShopBot Forum that showed 4 Walnut Legs machined with 4 concave sides (Read forum thread). This machining was done by manual manipulation of a cutting file similar to what the Virtual Tool “Extruder” does. The difference is that when the Extruder extrapolates a file, …

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Reusing Designs

Although it’s fun to always be doing new things, sometimes it’s a plus to be able to reuse work that you’ve done in the past. It not only saves you time, but also gets you looking at old designs with new eyes. Here are two examples that I’ve worked on recently.


5 or 6 …

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My Wind Power Generator

With my great interest in renewable energy I have been working on wind powered generator which is efficient and cost effective and so that’s how the Shopbot came in handy to help me produce the aerofoil design of the blades.

I used a combination of positive and negative molds for the blades. Below is the …

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OK, as promised I’d like to explain how I use the ShopBot and VCarve Pro/Partworks, along with my favorite CAD program, to nest and cutout parts from full sheets of material, including working with the RTA (Ready-to-Assemble) fittings that you are probably familiar with. Some people have a less-than-favorable impression of those sometimes-annoying little studs …

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Pricing a Job

Over the years I have been asked many times “How do you bid a job?” Well, here are the steps I take in formulating a kitchen bid. I have one hard and fast rule about bids: I only discuss money once, at the beginning. Unless the job changes substantially I …

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My First Thoughts

Before I really dig into CNC, I have a couple of things I want to address in this, my premier effort. If you are working without a guard on your table saw, get one. There is no tool that is used more often in a shop than the table saw and an unguarded saw is …

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