The utility model provides a motor. The frame body grounding type motor is provided with a cup-shaped casing, a front cover for covering an opening portion of the casing, an armature with a coil contained in the casing, a permanent magnet arranged opposite to the armature and contained in the casing and a rotary shaft. A rear rolling bearing is installed at the end of the rotary shaft, a front rolling bearing is installed at the middle portion of the rotary shaft, and the rotary shaft enables the armature to be fixedly installed between the bearings. The front cover is made of resin, and a grounding plate electrically connected with a grounding side of the coil and an anode plate electrically connected with an anode side of the coil are arranged in the front cover made of the resin in a mutual electric insulation mode. In addition, the front cover is integrally made of the resin.