3D CAD/CAM, 3D printing, routing and PCB production Lecture at Nordic VUSHF Meeting June 15. 2019 LB8X Tom Twist
[email protected] Agenda ● 3D modeling (CAD). ● Getting 3D models from Internet. ● Slicing for 3D printing, 3D printers, filament types. ● CAM (Computer Aided Manufacturing), G-code. ● PCB design. ● PCB production. 3D modeling programs ● SketchUp (Trimble) ● Tinkercad (Autodesk) Free, Web based ● DesignSpark Mechanical (RS) Free ● SolidWorks (Dassault Systèmes) ● Inventor (Autodesk) ● Fusion 360 (Autodesk) Free for Hobbyists, students and startup companies ● Blender (Open source) Free form modeling ● Meshmixer (Autodesk) Free ● FreeCAD (Open source) ● OpenSCAD (Open source) Script based “programming” SketchUp ● Easy to get started ● Limited free version, no extensions ● Make and Pro available at cost ● Windows and MacOS ● No personal experience ● https://www.sketchup.com Tinkercad ● Web based ● Free ● Limited ● No personal experience ● https://www.tinkercad.com Designspark Mechanical ● Free ● Integrates with RS-online webshop ● Based on SpaceClaim, from ANSYS ● Limited: No export, no plugins ● No threads, no 2D drawing creation, but available at high cost ● IGES and STEP import/export at high cost ● No personal experience ● https://www.rs-online.com/designspark/mechanical-software SolidWorks ● Industry standard ● Many learning resources ● Expensive, but free for students ● Heavy on system resources (in my experience) ● Needs third party CAM plugin ● Windows only ● https://www.solidworks.com Inventor ● Industry standard, #2 ? ● Expensive ● Windows only ● No personal experience ● https://www.autodesk.com/products/inventor Fusion 360 ● New kid on the block ● Developed from scratch, based on experiences from Inventor and more ● Many learning resources ● Free for hobbyists, students and startup companies with revenues less than US$ 100 000 ● Innovative combination of modeling and assembly ● Integration with Eagle PCB design.