{"id":131512,"date":"2026-06-18T01:25:43","date_gmt":"2026-06-18T01:25:43","guid":{"rendered":"https:\/\/mailinvest.blog\/index.php\/2026\/06\/18\/a-maker-hand-wound-his-own-robot-actuator-and-it-already-moves-real-weight\/"},"modified":"2026-06-18T01:26:45","modified_gmt":"2026-06-18T01:26:45","slug":"a-maker-hand-wound-his-own-robot-actuator-and-it-already-moves-real-weight","status":"publish","type":"post","link":"https:\/\/mailinvest.blog\/index.php\/2026\/06\/18\/a-maker-hand-wound-his-own-robot-actuator-and-it-already-moves-real-weight\/","title":{"rendered":"A Maker Hand-Wound His Own Robot Actuator, and it Already Moves Real Weight"},"content":{"rendered":"

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Brandon Lai needs to construct a humanoid<\/a> robotic. He began with the higher physique and rapidly realized that off-the-shelf actuators would both price an excessive amount of or restrict what the machine may do. So he got down to design and construct his personal. This newest model marks his second critical try, and it already produces usable torque in testing. He targeted on a shoulder actuator sized for a roughly four-kilogram arm about half a meter lengthy. The targets have been easy. Peak torque wanted to achieve round 20 newton-meters. Output velocity ought to fall between 40 and 60 revolutions per minute. The unit additionally needed to run constantly for greater than an hour. Maintaining the associated fee close to $150 per actuator would make it sensible for different builders to repeat or adapt.<\/p>\n