MechDesign Hub

  GD&T Explained: A Beginner-Friendly Guide to Geometric Dimensioning and Tolerancing 🕒 12 min read  |  📐 Mechanical Engineering  |  ✍️ Updated for 2026 A GD&T-toleranced engineering drawing showing feature control frames and datums. If you've ever opened a mechanical engineering drawing and seen a little box full of arrows, circles, and letters, you've met GD&T  Geometric Dimensioning and Tolerancing. It looks intimidating at first, but once it clicks, it becomes one of the most useful tools in a designer's toolbox. In this guide, we'll break GD&T down in plain English: what it is, why it exists, how to read it, and how it's used in real projects, including 3D printing. No jargon overload, just the practical basics you actually need. In this article, you'll learn: Why plain plus-minus tolerances aren't enough The five families of GD&T symbols (with a cheat table) How to read a Feature Con...

  Learn Onshape, the leading cloud CAD software. Explore features, benefits, and how CAD practice through 100 exercises improves engineering skills. Onshape Explained: The Complete Guide to Cloud-Based CAD Software (Features, Benefits & Learning Path) Master modern engineering design with cloud CAD and structured practice-based learning Introduction: The Rise of Cloud-Based CAD Engineering design has evolved rapidly over the last decade. Traditional desktop-based tools are being replaced by powerful cloud solutions that offer flexibility, collaboration, and accessibility. One of the leading platforms driving this change is Onshape , a fully browser-based CAD system that is redefining how engineers and designers work. Unlike traditional software, Onshape requires no installation and runs entirely online, making it one of the most advanced solutions for modern product development and engineering collaboration. What Is Onshape? Onshape is a professional 3D CAD platform that...

Explore SOLIDWORKS 2026 new features: AI-powered design, enhanced collaboration, smarter PDM, and user-driven tools that save time and boost accuracy. What's New in SOLIDWORKS 2026: AI, Collaboration, and Smarter Design Tools The latest release of SOLIDWORKS is here, and it’s packed with powerful innovations designed to accelerate your design process, enhance collaboration, and simplify complex tasks.  SOLIDWORKS 2026 new features  are heavily focused on integrating artificial intelligence and implementing hundreds of user-driven enhancements to streamline your entire workflow—from initial sketch to final production. This article breaks down the top enhancements, with a special focus on the groundbreaking  AI in SOLIDWORKS , the robust data management in  SOLIDWORKS PDM 2026 , and the seamless connectivity of  SOLIDWORKS Collaboration 2026 . SolidWorks 2026 Guide for Beginners: A Step-by-Step Journey to Mastering CAD Design and Engineering Techniques Harness the...

  How to Design a Spur Gear in Fusion 360 – Step-by-Step Tutorial Learn how to design a  spur gear in Fusion 360  with this step-by-step guide! Perfect for  beginners & pros Master gear parameters, 3D modeling, and CAD design. Watch the video tutorial ! Introduction Spur gears are one of the most common types of gears used in mechanical systems, from simple machines to advanced robotics. If you're looking to  design a spur gear in Fusion 360 , this step-by-step guide will walk you through the entire process, whether you're a  beginner or an experienced CAD user . By the end of this tutorial, you'll be able to: ✔  Understand spur gear parameters  (module, teeth count, pressure angle) ✔  Sketch and model a gear  in Fusion 360 ✔  Create a 3D-printable or machinable gear ✔  Use parametric design  for easy modifications This guide is perfect for  mechanical engineers, hobbyists, 3D printing enthusiasts, and CAD designe...