Portable totally closed laser marking device

The utility model discloses a portable totally closed laser marking device, including quick -witted case, laser instrument, the laser instrument bottom is provided with the fixed mirror that shakes, and near fixed mirror that shakes is provided with distance sensor, the laser instrument below is provided with elevating system. Machine incasement wall right -hand member is provided with hair -dryer and exhaust vent, and quick -witted incasement wall left side is provided with takes out the dirt hole, takes out the downthehole negative -pressure air fan of being provided with of dirt, takes out the dirt hole and is connected with the laying dust box, machine case right side is provided with the guard gate. Distance sensor can monitor work piece to the distance of the fixed mirror that shakes, through servo motor drive worm, worm wheel, makes the lead screw stretch out, and after suitable position was adjusted to to the work piece machined surface, mark processing was played to the work piece to the laser instrument, and the dust of playing the mark production is through the blowing of hair -dryer and negative -pressure air fan, the effect of inhaling, in the entering laying dust box. Fully enclosed machine case can prevent dust and peculiar smell diffusion, and the operator is healthy in the protection. The utility model discloses fine improvement current beating mark the not enough of device, fine spreading value has.