Artist, builder, and writer documenting fabrication and process.https://www.ericweinhoffer.com/https://www.ericweinhoffer.com/blog/making-art-every-week-in-2021/https://www.ericweinhoffer.com/blog/making-art-every-week-in-2021/Like last year, I set a goal for myself to create and share artwork online every week of 2021.Sat, 01 Jan 2022 01:30:53 GMThttps://www.ericweinhoffer.com/work/weekly-art-2022/https://www.ericweinhoffer.com/work/weekly-art-2022/52 pieces of art shared online every week of 2022. The year's theme was three-dimensional objects — a year of exploring new mediums and techniques.Sat, 01 Jan 2022 00:00:00 GMThttps://www.ericweinhoffer.com/blog/making-art-every-week/https://www.ericweinhoffer.com/blog/making-art-every-week/At the beginning of this year, I set out to create and publish some sort of artwork online each week.Fri, 01 Jan 2021 00:02:31 GMThttps://www.ericweinhoffer.com/work/weekly-art-2021/https://www.ericweinhoffer.com/work/weekly-art-2021/Like I did in 2020, I created and shared art every week during 2021. Read my summary blog post here.Fri, 01 Jan 2021 00:00:00 GMThttps://www.ericweinhoffer.com/work/shed/https://www.ericweinhoffer.com/work/shed/I made a simple 4' x 8' shed to add storage capacity to our home. It's amazing how much you can fit in such a small space!Wed, 01 Jan 2020 00:00:00 GMThttps://www.ericweinhoffer.com/work/weekly-art-2020/https://www.ericweinhoffer.com/work/weekly-art-2020/52 pieces of art made and shared every week of 2020 — one of my New Year's goals that I actually completed. Posted every Sunday across a range of mediums.Wed, 01 Jan 2020 00:00:00 GMThttps://www.ericweinhoffer.com/blog/critical-shop-items/https://www.ericweinhoffer.com/blog/critical-shop-items/Keeping all the users in a shared prototyping space safe, while still allowing them to work efficiently, is hard.Tue, 15 Oct 2019 21:08:27 GMThttps://www.ericweinhoffer.com/work/side-table/https://www.ericweinhoffer.com/work/side-table/A three-level side table made from a Butternut hardwood slab, with levels held in compression by threaded rods running through square aluminum tubing.Tue, 01 Jan 2019 00:00:00 GMThttps://www.ericweinhoffer.com/blog/making-the-cnc-mill-enclosure-part-1/https://www.ericweinhoffer.com/blog/making-the-cnc-mill-enclosure-part-1/My Othermill Pro is great for rapid prototyping of PCBs, plastic or metal parts.Wed, 17 Jan 2018 06:25:25 GMThttps://www.ericweinhoffer.com/work/cnc-mill-enclosure/https://www.ericweinhoffer.com/work/cnc-mill-enclosure/My Othermill runs its spindle at 26,000 rpm, which makes quite a noise. I cut a sound-dampening enclosure for it out of a single 4' x 8' sheet of plywood.Mon, 01 Jan 2018 00:00:00 GMThttps://www.ericweinhoffer.com/work/coffee-table/https://www.ericweinhoffer.com/work/coffee-table/I made a Coffee Table out of a slab of Butternut hardwood. The legs are square aluminum tubing.Mon, 01 Jan 2018 00:00:00 GMThttps://www.ericweinhoffer.com/work/spinlock-puck/https://www.ericweinhoffer.com/work/spinlock-puck/The only way to unlock this mechanism is to spin it rapidly, forcing all the locking pins outwards.Mon, 01 Jan 2018 00:00:00 GMThttps://www.ericweinhoffer.com/blog/7th-annual-maker-faire-atlanta-is-this-weekend/https://www.ericweinhoffer.com/blog/7th-annual-maker-faire-atlanta-is-this-weekend/I started the Atlanta Mini Maker Faire back in 2011 and am so proud to see that it’s still going strong.Fri, 20 Oct 2017 23:43:30 GMThttps://www.ericweinhoffer.com/blog/the-whitworth-three-plates-method/https://www.ericweinhoffer.com/blog/the-whitworth-three-plates-method/A visual step-by-step guide to Joseph Whitworth’s three-plate method for creating very flat reference surfaces.Mon, 31 Jul 2017 05:10:58 GMThttps://www.ericweinhoffer.com/blog/making-the-ranger-tab/https://www.ericweinhoffer.com/blog/making-the-ranger-tab/I made a replica Ranger Tab as a birthday present for my Dad, who was a US Army Ranger.Fri, 10 Mar 2017 22:56:19 GMThttps://www.ericweinhoffer.com/blog/1-week-of-mig-welding/https://www.ericweinhoffer.com/blog/1-week-of-mig-welding/A day-by-day look at one week of MIG welding practice, including setup lessons, technique improvements, and final results.Sun, 22 Jan 2017 21:02:35 GMThttps://www.ericweinhoffer.com/blog/boinc-software-for-volunteer-computing/https://www.ericweinhoffer.com/blog/boinc-software-for-volunteer-computing/Do you have a computer that sits idle for some portion of the day, unused and unloved?Wed, 30 Nov 2016 17:00:00 GMThttps://www.ericweinhoffer.com/blog/othermill-quick-change-bed/https://www.ericweinhoffer.com/blog/othermill-quick-change-bed/A practical quick-change fixturing setup for the Othermill that reduces setup time between spoilboard and T-slot workholding.Mon, 22 Aug 2016 16:29:43 GMThttps://www.ericweinhoffer.com/blog/resin-casting-part-1/https://www.ericweinhoffer.com/blog/resin-casting-part-1/I’ve wanted to try resin casting for a long time, and have finally done so a few times in the last three days.Mon, 08 Aug 2016 02:25:57 GMThttps://www.ericweinhoffer.com/blog/bmw-i3-factory-tour/https://www.ericweinhoffer.com/blog/bmw-i3-factory-tour/Highlights from a BMW i3 factory tour, including tooling, automation, fixturing, and production-line process details.Fri, 15 Jul 2016 18:50:47 GMThttps://www.ericweinhoffer.com/blog/microscope-mini-teardown/https://www.ericweinhoffer.com/blog/microscope-mini-teardown/At work, we use this microscope for inspection and discovered a neat barrel-cam zoom mechanism inside.Mon, 06 Jun 2016 18:00:00 GMThttps://www.ericweinhoffer.com/blog/microsoft-arc-mouse-teardown/https://www.ericweinhoffer.com/blog/microsoft-arc-mouse-teardown/The Arc Mouse from Microsoft is a portable mouse with a clever fold-to-power mechanism.Thu, 26 May 2016 18:00:00 GMThttps://www.ericweinhoffer.com/blog/dial-test-indicator-teardown/https://www.ericweinhoffer.com/blog/dial-test-indicator-teardown/We use Test Indicators all the time at Other Machine Co; whether it’s during incoming part inspection or during final QA, they get a lot of use.Thu, 12 May 2016 18:00:00 GMThttps://www.ericweinhoffer.com/blog/handlebar-plugs-build/https://www.ericweinhoffer.com/blog/handlebar-plugs-build/I wanted to push the limits of the Othermill by making custom handlebar plugs for my commuter bike.Mon, 18 Jan 2016 16:00:00 GMThttps://www.ericweinhoffer.com/blog/welcome/https://www.ericweinhoffer.com/blog/welcome/A short introduction to the blog and the project topics covered here, including machining, CNC, design, and hands-on builds.Sun, 17 Jan 2016 05:33:43 GMThttps://www.ericweinhoffer.com/work/barplugs/https://www.ericweinhoffer.com/work/barplugs/Custom handlebar plugs machined on an Othermill CNC mill. An unusual challenge for a 3-axis machine — required a custom fixture and three separate operations.Fri, 01 Jan 2016 00:00:00 GMThttps://www.ericweinhoffer.com/work/electric-scooter/https://www.ericweinhoffer.com/work/electric-scooter/Built an electric scooter in college — the project that taught me manual machining. Milling, turning, fixturing, feeds and speeds, all learned here.Tue, 01 Jan 2013 00:00:00 GMThttps://www.ericweinhoffer.com/work/automated-hydroponics/https://www.ericweinhoffer.com/work/automated-hydroponics/Georgia Tech Capstone project: two automated machines designed with Agrinamics to streamline indoor growing operations for microgreens and produce.Sun, 01 Jan 2012 00:00:00 GMT