Reverse Engineering
Reverse engineering is working backwards: starting with a finished physical object and recreating the digital design it came from. It sounds academic until the day you need it, which is usually the day a critical part breaks and you discover the manufacturer stopped making it years ago. At Nexform, our reverse engineering service takes parts that exist only in physical form and turns them into precise CAD models that can be reproduced, improved or manufactured again on demand.
It happens constantly. The original manufacturer went out of business or discontinued the line. The machine is decades old and pre-dates digital design entirely. The supplier exists but wants a minimum order of ten thousand for a part you need six of. Or the drawings are simply lost, sitting in a filing cabinet nobody can find.
Whatever the route, the result is the same: a part you depend on with no way to get more. That's the problem reverse engineering solves. One of our clients came to us needing specialised components that were no longer available from any supplier; we measured, remodelled and reproduced them, and the machines they belonged to are still running.
Capture. We start by digitising the physical part. Depending on its complexity that means 3D scanning, precision measurement, or both. Scanning captures organic curves and complex surfaces; hand measurement pins down the critical dimensions, threads and fits that scanners alone can miss.
Remodel. Scan data isn't a design, it's a starting point. Our engineers rebuild the part as a proper parametric CAD model, a true scan to CAD conversion rather than a rough mesh. This is where reverse engineering earns its keep, because a clean CAD file means the part can be edited, scaled and manufactured properly, not just copied.
Improve, if you want to. Working backwards is also a chance to move forwards. Was the original prone to snapping at the same point? We can thicken it. Wrong material for the job? We'll spec a better one, from engineering nylons to flexible elastomers. Many of the parts we reverse engineer leave our workshop better than the originals.
Reproduce. With the model rebuilt, we manufacture the part using industrial 3D printing, in one-offs, small batches or ongoing low volume production. No tooling, no minimum order quantity, and repeat runs whenever you need them, because the CAD file is now yours to keep.
Machine components with no surviving drawings. Discontinued fixtures, clips, housings and brackets. Vintage vehicle and equipment parts. Enclosures that need modernising for new internals. Product samples a client wants recreated with changes. If it exists physically, we can almost certainly get it into CAD.
We provide reverse engineering for clients across the UK from our Essex workshop, with most jobs turned around quickly and every project getting direct, one-to-one support.
Got a part nobody makes any more? Send us a photo and we'll tell you exactly how we'd recreate it.
Written by
Founder and owner of Nexform, leading every project from first enquiry to finished piece.
