在我公司进口的福特柴油机加工线中 ,有一种枪钻机 ,其高压冷却水从主轴的前端接入 ,连接接头是一个独立单元 (图 1) ,接头的密封主要靠两头内密封套、外密封套及密封环实现 ,内密封套与连接心轴之间及外密封与接套之间安装有Ｏ型圈以防泄漏 ,弹簧的作用是消除内密封套和密封环 In my company imported Ford diesel engine processing line, there is a gun drill, the high-pressure cooling water access from the front of the spindle, the connector is a separate unit (Figure 1), the main seal by the two joints within the seal, the outer seal Sleeve and seal ring to achieve, between the inner seal sleeve and the connecting mandrel and O-ring between the outer seal and sleeve installed to prevent leakage, the role of the spring is to eliminate the inner seal sleeve and seal ring