Industrial reverse engineering

Reverse engineering diagram: the original machine, its teardown and measurement, the 3D model with drawings and the finished copy

1 Original machine · 2 Measurement and teardown · 3 3D model and drawings · 4 Fabricated copy.

Have a machine that runs well and want another one?

Or one nobody builds anymore, with a spare part you cannot find anywhere? That is reverse engineering: start from the part, the machine or the plant that already exists, measure it, understand it and build it again. No drawings needed, because we make the drawings.

At Indumor we run the whole process in our plant in Córdoba, Argentina: measurement with calipers, micrometers or a 3D scanner, 3D model and shop drawings, fabrication with laser cutting, press-brake bending, machining and welding, and assembly. Catalog items (motors, gearboxes, bearings, drives, PLCs) are bought as standard parts. Whatever cannot be sourced gets made.

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What we replicate

Complete machines

Teardown, measurement, 3D model and fabrication of a machine identical to the one you already run.

How it is done →

Spare parts without drawings

Shafts, gears, sprockets, bushings, blades and wear plates made from the original part.

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Imported machines with no support

When the maker is gone or the part takes six months by sea: copy, improve or redesign.

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Production lines

The machines plus everything between them: conveyors, hoppers, chutes, dust collection and structures.

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Whole plants

Surveying a working factory to build an identical one somewhere else.

What to survey →

Improved copies

Known steel grades, thicker wear parts, a variable-speed drive, guards, and none of the old patches.

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Equipment and structures

Hoppers, conveyors, chutes, cyclones, drums, frames and buildings matching those of another plant.

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Drawings of what you own

Surveys and as-built drawings of machines and equipment that never had documentation.

How we measure →

How we work

1. Survey

We go where the machine is, or you bring it to our plant. Photos of every assembly, nameplates of motors and gearboxes, an orderly teardown with tags, and measurement with calipers, micrometers or a 3D scanner depending on the part. A machine with 180 different parts takes several days to strip; a hopper with its support frame, one morning.

2. Engineering

3D model, shop drawings, a list of purchased components and a list of fabricated parts. This is where we decide what gets copied as is, what gets improved and what gets replaced by an off-the-shelf component. The control panel and the PLC program are designed from scratch.

3. Fabrication and assembly

Laser cutting, bending, machining, welding and painting in our plant in Ferreyra, Córdoba. Assembly, no-load and load testing, adjustments, and the drawings stay with you: the second unit comes out faster and cheaper than the first.

Can it be copied?

There is a habit we see often: taking pictures of the neighbor's machine on the sly and sending them over WhatsApp asking for "one just like it". Don't do it that way. Before we start we check whether the machine has a patent or a utility model in force in Argentina (patents run 20 years and utility models 10, counted from filing), and whether the owner gave you permission to survey it. What is already in the public domain, which is the vast majority of industrial machinery, can be built. Brands, logos and PLC programs are not copied: they are redesigned.

If you are unsure about your case, start with the guide on what you can legally copy. And if the machine is yours, bought legitimately and with no contract forbidding it, taking it apart to build another one is your right.

What we need to quote

  • Photos: the whole machine, the nameplates of motors and gearboxes, and the details that worry you.
  • Main dimensions, or the place and date when we can survey it.
  • What you want: an identical one, an improved one, or just the parts that fail.
  • Quantity: one unit or several, because the engineering is paid once.
  • Manuals or drawings, if they exist, and whether the machine is down today.

Further reading

Frequently asked

Generally yes, when the machine has no patent or utility model in force in Argentina, or when they have expired. Brands and logos are not copied, and the PLC program is written from scratch. We check this before starting any job.
No. Reverse engineering exists precisely because there are no drawings. The machine or the part is enough; manuals, parts catalogs or old photos help us understand what it looked like before it wore down.
The panel and the automation are designed from scratch with off-the-shelf components, and the program is rewritten to match the machine's sequence. That usually leaves a control system easier to maintain than the original.
The survey takes days, the engineering weeks, and fabrication depends on size and on the components that must be purchased. An urgent spare part can be out in a few days; a complete machine takes weeks or months. The second unit is always faster.
Surveys on site are done in Argentina. For machines abroad we work from the photos, measurements or scan files you send us, and the fabricated copy ships from Córdoba in containers or on flat racks.

Want to know what copying your machine would cost?

Read the cost guide, then send us photos and dimensions: we will tell you whether it pays to copy it, improve it or buy another.