{"id":"makino-j3","model_id":"J3","name":"Makino J3","summary":"The Makino J3 is a four-axis horizontal machining center with a single table and stacked-axis design for high-volume CNC machining of small workpieces. It has standard X, Y and Z strokes of 400 mm, a maximum payload of 400 kg, and a 16,000 rpm spindle with HSK-A50 taper. It uses a 65 m/min rapid traverse and a compact floor layout with three-point leveling.","study_notes":["Standard pallet is ø400 mm; a 400 x 400 mm pallet is optional.","Standard X/Y/Z strokes are 400 mm; optional strokes are X 630 mm, Y 550 mm and Z 550 mm.","Spindle speed options are 12,000 rpm and 8,000 rpm; HSK-A63 taper is optional.","Maximum workpiece size is up to ø710 mm x 580 mm, subject to factory consultation.","The metric section lists ATC capacity as 15 (28, 30 options); the inch section lists 30 (15).","Tool-to-tool time is 2.5 s and chip-to-chip time is 2.6 s.","Metric section lists maximum tool diameter 80 mm (125 mm optional) and maximum tool weight 5 kg (8 kg optional)."],"safety_notes":["Maximum workpiece size is up to ø710 mm x 580 mm; the document says to consult the factory.","Maximum tool weight is 5 kg standard and 8 kg optional."],"sources":[{"url":"https://www.makino.com/en-us/machine-technology/machines/horizontal-4-axis/j3","title":"Horizontal Machining 4-Axis","accessed":"2026-10-25"}],"verification":{"status":"source_checked","checked_at":"2026-10-25","values":9,"method":"llm_source_check"},"updated_at":"2026-10-25","type":"hardware","spec":{"category":"cnc_mill","manufacturer":"makino","controllers":[],"axes":4,"payload_kg":400,"travel_x_mm":400,"travel_y_mm":400,"travel_z_mm":400,"spindle_max_rpm":16000,"spindle_taper":"HSK-A50","rapid_traverse_m_min":65,"joints":[],"protocols":[],"standards":[],"error_codes":[]},"url":"https://machineschema.com/hardware/makino-j3","license":"https://creativecommons.org/licenses/by/4.0/"}