Anti-backlash mechanism, rotary table and machine tool

• Main Authors: YOU SHUANG, SONG MINGKUN, YUAN XIUXIU, TANG LIANG
• Format: Patent
• Language: Chinese; English
• Published: 31.01.2023
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a clearance eliminating mechanism, which belongs to the field of machine tools, and comprises a rotary workbench part, a sliding seat part, a driving part and an elastic element, the rotary workbench part comprises a large gear ring, the rotary workbench part is connected with the sliding seat part, the driving part comprises a pinion and a mounting seat, the pinion is fixed on the mounting seat, and the elastic element is fixed on the mounting seat. The small gear is meshed with the large gear ring, one side of the installation seat is fixed to the sliding seat component, the elastic element is located on the other side of the installation seat, the elastic element is in a compressed state and abuts against the installation seat, and the extending direction of the elastic element is perpendicular to the axial direction of the small gear, so that the small gear abuts against teeth of the large gear ring to avoid gaps. Therefore, single-gear floating clearance elimination is achieve