Precision
at every stage.
Quoin Mechanics delivers precision-driven consulting across structural analysis, systems engineering, and complex project management — built for organizations that demand more.
Est. 2018s
Engineering expertise, applied.
From concept to production-ready deliverable — we cover the full mechanical engineering lifecycle with precision at every stage.
Product Development
End-to-end mechanical product development, taking your concepts from initial feasibility and 3D CAD modeling through rapid prototyping, structural analysis, and manufacturing-ready documentation.
Systems Engineering
Architecting and integrating complex mechanical machinery and automated systems to ensure flawless operation, structural reliability, and seamless performance across every stage of the lifecycle.
Technical Consulting & Training
Expert mechanical engineering consulting and specialized training programs designed to optimize your design workflows, master advanced CAD/CAE software, and elevate your team's technical capabilities.
Prototyping
Bridge the gap between design and production with hybrid prototyping solutions, utilizing advanced 3D printing for complex geometries and precision conventional machining for functional, tight-tolerance components.
2D Drafting
Production-grade 2D engineering drawings and technical documentation to industry standards. Clean, unambiguous, and ready for the shop floor.
Robotics
Designing and deploying custom robotic systems and automation solutions — specializing in high-precision motion control, sensor integration, and intelligent programming.
3D Printing
Turn CAD designs into physical parts with rapid additive manufacturing for concept models, fit checks, functional prototypes, and low-volume components. We help select a suitable process and material for each application.
- FDM, SLA and SLS printing options
- Prototype parts and assembly checks
- Design-for-print feedback
- Post-processing and fit verification
A repeatable process.
Reliable outcomes.
Brief
We start by understanding the problem in full — constraints, objectives, and what success looks like.
Analyse
First-principles analysis of the engineering challenge. No assumptions carried forward unchecked.
Design
Iterative design development with structured review gates and documented decision rationale.
Deliver
Clean, complete deliverables — drawings, models, reports — ready for the next stage of your project.
Built on precision.
Driven by purpose.
Quoin Mechanics is a mechanical engineering consultancy founded on the belief that rigorous thinking and hands-on craft are not mutually exclusive.
Engineering from first principles
Quoin Mechanics was founded with a clear mandate: bring the same discipline that governs structural analysis and systems design to the consulting process itself. No shortcuts, no approximations — just rigorous, repeatable engineering.
Over the years we have worked across product development, prototyping, 3D printing, and 2D drafting — partnering with startups, manufacturers, and research institutions to turn complex briefs into working solutions.
Our name reflects our philosophy. A quoin is the cornerstone that locks an arch in place — the element that makes everything else hold. That is the role we aim to play in every project we take on.
First-principles thinking
We start every engagement by questioning assumptions. Sound engineering begins with understanding the problem, not reaching for the nearest solution.
Precision over speed
We move deliberately. Tight tolerances, clean documentation, and repeatable processes are non-negotiable — regardless of project scale.
Craft in every detail
From a 3D-printed prototype to a full system architecture, we treat every deliverable as a reflection of our standards.
Honest collaboration
We tell clients what the engineering actually says — not what they want to hear. Trust is built on transparency, not optimism.
Engineering, made tangible.

Automated Food Processing Unit

Customised Linear Stage

Automobile Body Design for Analysis
Projects & Work
A selection of engineering challenges we've solved — from early-stage concept through to delivered systems.
Design of palm assembly for “Vyommitra” ISRO's Half Humanoid Robot
Designed palm assembly having kinematic links and actuators embedded. The project was a challenging one with complex mechanism and aesthetics in balance.
- Kinematic modelling
- End-effector design and tooling
- CAD Modeling
Movable Camera-Tower Structure — Kerala Cricket Association
Design and development of a movable camera-tower structure which is 11 meter high and weighs over 5 ton at SD College, Alappuzha for Kerala Cricket Association. The tower moves on a rail track and can align to any of the 9 pitches. FE analysis was conducted for different load conditions.
- FEA model build and mesh validation
- Static and fatigue load case analysis
- Weld joint redesign and documentation
- CAD modelling and BoM preparation
Prosthetic Face Design for “Vyommitra” ISRO's Half Humanoid
Design and development activities of prosthetic face design of ISRO's Vyommitra. The task was to develop a human-like face and its mold in CAD and 3D print the same.
- Character design & modeling
- 3D-printed prototype iterations
- Mold generation & 3D printing
Indhan — The Decentralized Small Scale Biodiesel Plant
Quoin Mechanics delivered a comprehensive turnkey solution for Indriyam Biologics' Indhan project — a fully automated, decentralized small-scale biodiesel plant. Scope covered complete plant architecture, custom automation, PLC programming, and facility layout design.
- Structural and thermal design
- Piping system design
- Layout design
- PLC programming
2D Drafting Package — Automatic Spinning Machine
Produced a complete manufacturing drawing package for an automatic coir spinning machine. Drawings were prepared to BIS standards and delivered ready for third-party fabrication and inspection.
- General arrangement and detail drawings
- GD&T tolerancing to BIS
- Bill of materials and parts list
- Fabrication-ready drawing package
Rapid Prototyping — Medical Equipment
Delivered four iterative prototypes for a medical diagnostic device ergonomically designed considering the patient's and doctor's perspective. Each cycle refined geometry, material, and assembly method based on user feedback, culminating in a production-ready design.
- Concept modelling and DFM review
- Multiple prototype iterations
- Material and finish specification
- Production-ready CAD and BOM
Have a problem worth solving?
Tell us what you're working on. We'll tell you how we can help.
Start a conversation ↗ Call Us: +91 99954 69164