The invention provides a static minimal quantity lubrication aerial fog electric charge device which comprises a box, a high-voltage static conveying line connector, a high-voltage connector base, anelectric charge electrode, an air pipe, a liquid pipe and a spraying nozzle. A liquid conveying channel and an air conveying channel are arranged inside the box, an electrode guide hole is formed in the liquid conveying channel, one end of the liquid pipe communicates with the liquid conveying channel inside the box, and the other end of the liquid pipe communicates with a minimal quantity lubrication device; and the high-voltage static conveying line connector is fixed to the high-voltage connector base of the box, the high-voltage connector base is connected with one end of the electric charge electrode, the other end of the electric charge electrode is inserted into the liquid conveying channel through the electrode guide hole and is in contact with lubricating fluid in the liquid conveying channel to achieve electric charging, the inner end of the air pipe communicates with one end of the air conveying channel, the electric charge lubricating fluid is mixed with air in the air conveying channel to be sprayed out from the spraying nozzle. The static minimal quantity lubrication aerial fog electric charge device has the beneficial effects of being compact in structure, high in integration degree, stable in electric charging and convenient to install, enabling electric charge lubricating fluid electric charge to be not prone to losing and the like.