Guide rail grinding head electric spindle

• Main Authors: HE QINGLI, HE QINGFU
• Format: Patent
• Language: Chinese; English
• Published: 22.02.2022
• Subjects: DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS; GRINDING; MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; PERFORMING OPERATIONS; POLISHING; TRANSPORTING

The utility model discloses a guide rail grinding head electric spindle, which belongs to the technical field of electric spindles, comprises a motor box and a spindle box which are fixedly connected through bolts, and is characterized in that a motor is arranged at the axis position in the motor box and comprises a motor stator and a motor rotor, and a spindle is arranged at the axis position of the spindle box. The end, close to the motor box, of the spindle is fixedly connected with the motor rotor, the end, close to the motor box, of the spindle box is provided with a first hybrid electric bearing, the end, away from the motor box, of the spindle box is provided with a second hybrid electric bearing, and the spindle is fixedly connected with the first hybrid electric bearing and the second hybrid electric bearing. According to the utility model, the rotation precision, the supporting rigidity and the bearing capacity of the main shaft are all effectively improved, so that the implementation of powerful gr