Bolt hole cleaning tool

The utility model discloses a bolt hole cleaning tool which comprises a cleaning and scraping piece, a sleeve, a hammer handle and a nut. According to the bolt hole cleaning tool, the hammer handle is impacted up and down through the sleeve, so that the cleaning and scraping piece scrapes from one side of a cylinder bolt hole to the other side of the cylinder bolt hole along the inner wall of the cylinder bolt, solidified sealing grease falls off along with the cleaning and scraping piece, and the cleaning effect of the cylinder bolt hole is improved; the cleaning time is reduced from 13 hours to 1 hour, so that time and labor are saved, and the maintenance period is shortened; the whole cleaning process can be completed by one person, operation is easy, and applicability is wide. 本实用新型公开了一种螺栓孔清理工具，其包括清刮片、套筒、锤柄、螺母；本实用新型的螺栓孔清理工具，通过套筒上下撞击锤把使清刮片从气缸螺孔的一侧沿气缸螺栓内壁刮到另一侧，凝固的密封脂会随之掉落，提高了气缸螺栓孔的清理效果；其清理时间从13小时降低至1小时，省时省力，缩短了检修工期；整个清理过程一人便可完成，操作简单、适用性广。