Laser dust arrester

The utility model discloses a laser dust arrester, including the base, the back mounted of base has an outside bellied elasticity vacuum adsorption circle, installs the vacuum pump of bleeding in the base, set up on the base of elasticity vacuum adsorption circle within range with the aspirating hole of the vacuum pump intercommunication of bleeding, the pump switch mounting of being connected with the vacuum pump electricity of bleeding on the lateral wall of base, the both sides of base all be provided with a support foot, install the horizontal adjusting device of laser on having seted up drilling locating hole, another support foot on the support foot, install a laser instrument in the horizontal adjusting device of laser, the horizontal adjusting device's of laser externally mounted has two air levels, in two air levels, the perpendicular setting of ray of air level and the coaxial setting of the ray of laser instrument, another air level and laser instrument, beneficial effect: novel structure, convenie