https://www.brucesmakes.com/blog daily 0.75 2025-11-14 https://www.brucesmakes.com/blog/3d-print-macbook-ipad-vertical-stand monthly 0.5 2025-11-14 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/da01fa85-b4c4-4eee-a8fe-ea6d8065713f/IMG_3562.jpeg Blog - 3D print - Macbook / iPad Vertical Stand - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/657d3afc-c67b-448f-b061-c7bee330accc/IMG_3560.jpeg Blog - 3D print - Macbook / iPad Vertical Stand - Make it stand out Quite happy with this design! Simple look and reliable structure for holding my MUCH expensive tools! https://www.brucesmakes.com/blog/my-first-3d-printer-rljth-xgm6t monthly 0.5 2025-10-27 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011196-ACYP8DOGS2NT1XQAAUV2/IMG_3197.jpeg Blog - My first 3D Printer! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011204-VKN2R1LY5BJ2RVA6FBQG/IMG_3198.jpeg Blog - My first 3D Printer! - Make it stand out A cute cartoon-style Buddha. It is the first object that came from this printer! https://www.brucesmakes.com/blog/pithos-a-phone-stand-tg87m-4d6dh monthly 0.5 2025-08-30 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011220-K7UXY45Y08WO1RXDSZLX/IMG_0056.jpg Blog - Pithos - a phone stand - Make it stand out “… Pandora’s box : a present which seems valuable but which in reality is a curse.” — Brewer's Concise Dictionary of Phrase and Fable, 1992 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011229-RZNYSOWRS3MTAZCH58FK/IMG_2561.jpg Blog - Pithos - a phone stand - Make it stand out Rough-carved trenches on a square piece of beech wood. The thickness and width were determined by measuring my phone (with a case on), an iPhone 16e. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011236-8HEW735FJVPCW2MQO5T1/IMG_2598.jpg Blog - Pithos - a phone stand - Make it stand out After rounding edges and polishing surfaces via sandpapers and an electric grinder (WORX WX750). This took me most of the time since the grinder’s power was too low and the battery had to be charged rapidly when using higher rpm. Happy to see the result though! https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011243-TOU8T467GL4JDR0UFDHN/IMG_2603.jpg Blog - Pithos - a phone stand - Make it stand out After applying some wood finishing paint and ground, the surface became so smooth and shine that it could reflect lights like a mirror! https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011251-08AZ1V4ZBZ6KB21ZEVL4/IMG_2599.jpg Blog - Pithos - a phone stand - Make it stand out My grinder’s polishing head. https://www.brucesmakes.com/blog/zakum-a-bluetooth-speaker-set-69n2r-jkwzk monthly 0.5 2025-06-27 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011269-Q3BQZVD0TTKK7X5AKV9S/IMG_2592.jpeg Blog - Zakum - a bluetooth speaker set - Make it stand out The rawness is the best part — it brings out the brutal, energetic image of Zakum. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011277-8D1COYET2Q2IQBCVAD19/IMG_2593.jpeg Blog - Zakum - a bluetooth speaker set - Make it stand out Front view of the control box containing a on/off switch (left), and a volume adjuster (right). https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011285-YL5GGSGJPBXMUBO0GL4V/IMG_2594.jpeg Blog - Zakum - a bluetooth speaker set - Make it stand out Back view of the control box containing the power input (left port) and the speaker connections (right port). The back board is slightly tilted outward since the bottom joint was not made perfectly at 90 degree. I think it looks cool afterall so let it be. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011292-Q3U9MOIVULA1XV7E191R/IMG_2595.jpeg Blog - Zakum - a bluetooth speaker set - Make it stand out Specs of the speakers. I found them from an old Philips CD player set at home and they’re still pretty good at it! https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011300-MXPN98M0LSVDYWP84KN0/IMG_0364.jpg Blog - Zakum - a bluetooth speaker set - Make it stand out Testing the electronic parts with the former design. The process is always messy, but once it’s done, it would be so beautiful that it doesn’t matter. https://www.brucesmakes.com/blog/blog-post-title-one-je7sx-txanw-79nwa monthly 0.5 2024-11-13 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637011177-Y5SD4PKRBB8870BNO3LL/wd40_bm_icon.png Blog - First blog post - Make it stand out “If it doesn’t move and should, use WD-40.“ https://www.brucesmakes.com/contact daily 0.75 2025-11-08 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013000-U1CQ98NCDINLOADS9DVG/Connecter.png https://www.brucesmakes.com/home daily 1.0 2026-06-07 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013713-UNVPY8JAA8H7B4HF7P7M/IMG_2807.jpeg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013722-IOVPV2TRKUO7AXLO0QN0/IMG_1578.jpg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013731-R0KMLGJNU48TKPTD6229/IMG_1421.jpg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013739-PCCTXOR6LI484EH8YI6K/IMG_2228.JPG Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013748-VA1LQK3U5R9R1N4QCU7V/2C5CE359-F5B2-4218-9F0A-1B2A2683DDED.jpg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013756-O5L9X9Z3GN7KCZTXEEPW/IMG_2184.jpg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/7856d3d4-bc23-4f41-92f4-97752f43fffa/cover.jpg Home https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637013697-U4QHB58LXRP2UZP6IN3V/IMG_2159.jpg https://www.brucesmakes.com/about daily 0.75 2025-11-08 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762637014680-M6O1MAGS741J9QJFNR8U/IMG_3307.jpeg https://www.brucesmakes.com/projects daily 0.75 2026-06-07 https://www.brucesmakes.com/projects/c40-coffee-grinder-automation monthly 0.5 2026-06-07 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/2f9b0adc-3e40-42ff-8a86-54cace4f9718/cover.jpg Projects - C40 Coffee Grinder Automation - Tired of hand-grinding your morning coffee? This project automates the iconic Comandante C40 hand grinder, converting it into a powerful, motorized countertop grinder without sacrificing its premium burr quality. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/efff35dd-e1d5-4afe-a22d-c545dfa3ebbe/Diagram.jpg Projects - C40 Coffee Grinder Automation - How It Works: The Powerhouse: A high-torque motor is connected directly to the C40's drive shaft using a rigid coupler, allowing for smooth, hands-free rotation. The Brains: A PWM (Pulse-Width Modulation) control module acts as the central hub, drawing steady power from a 12V power supply. Full Control Interface: An On-off / RPM adjustment dial lets you fine-tune the grinding speed to minimize static and heat generation. A 3-way rocker switch (CW/N/CCW) provides full control over Clockwise (grinding), Neutral, and Counter-Clockwise (to easily clear any stubborn or jammed beans) directions. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/93ea22ae-392a-40ef-8be7-9fe46125f622/ebay_motor_marked.jpg Projects - C40 Coffee Grinder Automation - How much torque is needed to grind coffee beans? How much torque does a human apply when hand-grinding coffee? We can calculate a realistic baseline using basic mechanical principles: Leaver Arm (C40 Crank Handle): The standard Comandante handle is approximately 15 cm long. Peak Force Required: For tough, dense, light-roast beans at a fine espresso setting, a user typically has to exert a peak force of about 15~20N at the handle tip to push through stubborn beans. Using the torque formula: τ= F x r Where: τ= Torque (N⋅m) F = Force (N) r = Radius/lever arm (m) τ_peak = 20(N) x 0.15(m) = 3.0(N⋅m) This means a motorized setup needs to comfortably deliver a baseline peak torque of at least 3 N⋅m just to replicate human grinding capability without stalling. To meet this requirement, the project utilizes the TS-30GZ6287-L-SS Worm Gear Motor. Its key technical specifications include: Rated Torque: 6 N⋅m No-Load Speed: 50 RPM at 12V (perfect for mimicry of hand-grinding speeds to prevent heat transfer to the beans) Gear Type: Worm Gearbox Determining the safety factor ensures the motor can handle unexpected load spikes, such as an exceptionally hard bean, a very fine grind setting, or minor friction misalignment in the 3D-printed coupling assembly. Safety Factor (SF)=6.0 N⋅m / 3.0 N⋅m = 2.0 This guarantees that the motor will smoothly chew through the hardest light roasts at espresso-level settings without risking a stall, while keeping the overall footprint compact enough for a countertop appliance. https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/16a29920-4786-471e-9e8b-4326ad118a89/fixture_design.jpg Projects - C40 Coffee Grinder Automation - How to stabilize the motor & the grinder during high-torque grinding operations? With the motor producing 6 N⋅m of torque, securing the C40 body is crucial. Without rigid stabilization, the motor will spin the outer chassis instead of the internal burrs. The fixture relies on a high-friction, quick-release mechanism to counteract this rotational force. Quick-Release Clamping Mechanism The design utilizes a heavy-duty, 3D-printed collar paired with a bicycle seat post quick-release clamp. This provides tool-free operation, allowing the grinder to be locked down securely or removed for travel in seconds. The circular collar distributes clamping pressure evenly, preventing damage to the wooden veneer. Slip Prevention via Mechanical Interlock To stop the smooth cylindrical body from slipping under peak loads, the fixture integrates the grinder's stock rubber parts: Anti-Slip Band: The rubber Comandante grip band remains on the chassis to act as a high-friction interface. Grooved Interior: The inside of the 3D-printed clamp features a precise grooved interior recess that encapsulates the silicone band. This creates a physical mechanical interlock, completely halting vertical and rotational slippage. Structural Rigidity To absorb motor vibrations and counter-bending moments, the clamp and the motor rack are mounted directly to a 1-inch-thick aluminum column. This massive structural backing ensures the entire assembly remains completely rigid and perfectly aligned during operation. https://video.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/72332584-726e-408f-a046-73a211ac2fde/playlist.m3u8 https://video.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/72332584-726e-408f-a046-73a211ac2fde/thumbnail Projects - C40 Coffee Grinder Automation Projects - C40 Coffee Grinder Automation https://www.brucesmakes.com/projects/photoframe-cd-player monthly 0.5 2025-11-14 https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762636997638-DJ879JVHNDJK5Y9VVHTB/IMG_2807.jpeg https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762636997646-DGDJWGMJGUBQP2YDXYAI/IMG_2619.jpeg https://images.squarespace-cdn.com/content/v1/690fb4c493dbb144b45a3db0/1762636997654-TJXD68VOV5PHD5SU810H/playerinternal.png 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