Vebix

Engineering service

UAV and drone engineering

Design and development of unmanned aerial platforms — airframe, propulsion, flight systems, telemetry and payload integration — through prototype, field testing and into service.

Pune, IndiaDesign to field trialDefence & research

Inside the engineering

Built as parts. Engineered as one.

Mechanical design, electronics and embedded control are separate disciplines and one delivery. The illustration opens to show the layers; this page sets out what the service covers.

  1. What we doAirframe to field trial.
  2. How we workWeight budget first, everything else follows.
  3. What you getDeliverables.
CAD model of the 7-inch UAV frame designed by Vebix Automation

Illustrative model, drawn to explain the story on this page. It is not a CAD model, a production design or a description of internal construction.

What we do

Airframe to field trial.

We develop unmanned aerial platforms end to end: airframe and structural design, propulsion sizing, avionics and flight-system integration, telemetry and communications, payload mounting and the field testing that establishes whether the result actually performs.

Delivered work includes a hexacopter developed for defence-related applications including fuze-height simulation, a quadcopter with an integrated data logger for the Indian Navy, surveillance platforms, and 5-inch and 7-inch airframes — spanning custom frame design through to autonomous waypoint navigation, altitude hold, return-to-home, low-battery protection and encrypted two-way communication.

How we work

Weight budget first, everything else follows.

Platform design starts from the mission: payload mass, endurance, range and operating conditions. Those set the all-up weight, which sets propulsion and battery, which set the frame — working in the other direction produces an airframe that cannot carry what it was built for.

Redundancy is specified against consequence. A six-motor configuration carries more payload and tolerates a motor failure in a way a quadcopter cannot, which is worth the added complexity on a platform carrying expensive instrumentation or operating over ground where a forced landing is unacceptable.

Field testing is where the design is actually validated. Bench behaviour and flight behaviour differ, and we plan iterative builds around trials rather than treating the first flight as a demonstration of a finished article.

What you get

Deliverables.

A flying platform, and the engineering behind it: airframe drawings and CAD, the propulsion and power calculation with the thrust-to-weight assumptions stated, the avionics wiring and configuration, and the payload interface definition.

Flight-test evidence is part of the handover — endurance and range measured rather than estimated, control behaviour through the flight envelope, and the failsafe behaviour actually demonstrated: return-to-home, low-battery response and link loss.

Where the platform carries instrumentation, integration extends to how the payload is powered, mounted, triggered and how its data is recovered after a sortie.

Applications

Where this work applies.

  • Defence and security UAV platforms
  • Survey, mapping and inspection drones
  • Payload and instrumentation integration
  • Custom airframe design and manufacture
  • Research and teaching platforms

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