Guilloches (bands of thin intertwining lines like ones you can see. Guilloche Design Collection GuardSoft Ltd. Offers an unique collection of decorative and protective guilloche design elements created by our guilloche designers. This collection will help to create high quality layouts of certificates, diplomas, headed paper, tickets and other printed matters that require guilloche design elements. The beautiful patterns on the pieces in the image at the top of the page are made by engine turning, also referred to as jeweling. It's seen in a number of different applications. Here's a motorcycle instrument pod done by reader Nate: Classic automobiles and hot rods used engine turning as ornamentation. It's often scene on the bolt and other parts of firearms as a decorative touch:Īnd of course, Charles Lindberg's Spirit of St Louis airplane featured engine turning on the cowl: Smartmemorycleaner 2 3 0 m. How to do engine turning and jeweling of bolts and other partsĮngine Turning is very easy to do, at least in principle. Image via Tin Can Bandit's Gunsmithing Blog… Typically, you overlap the plunges by half the diameter of your jeweling 'cutter': You take an abrasive of some kind, put it on a rotating brush or buff, and drop it down onto the work in a pre-defined pattern. Most jeweling is done by hand, often with a drill press, but a CNC machine can make short work of the task and CADCAM software can achieve a perfect layout. Try programming a plunge milling toolpath to achieve the desired effect. Excentro 1 9 9 – Create Guilloche Illustration Designs For Beginnersįor your jeweling tool, there are a variety of possibilities. You can use a brush or buff with some abrasive compound. Many like to use Mag Wheel Polish as the abrasive. For the brush, a wire brush will last a long time. This technique works, but is messy and a bit fussy. A method I like better is to chuck up an abrasive stick, such as a Cratex:Ĭratex sticks are just abrasive embedded in rubber. Use with a little WD-40 or other convenient lubricant and they work great. On a CNC, your machine's normal coolant should be fine–no need to contaminate it by adding oil. I use Cratex sticks quite a lot around the shop, so I bought their big assortment of sizes and grits.
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