机械密封固紧件包括：紧定螺钉、弹簧座、压盖、组装套、轴套。起着静、动环的定位、固紧作用。要求定位正确，保证摩擦副密封面处于正确粪池模具 精密铸造 钢纤维 盐水注射机 风电基础模具 nsk轴承经销商 nsk轴承总代理 保定空调移机的位置，并且保持良好贴合的弹簧比压;同时要求拆装方便，容易就位，能重复使用;与辅助密封配合处应注意安装密封环的倒角和压弹量，特别注意动环密封圈与轴套配合处要求耐腐蚀和耐磨损，必要时采用硬面复层。
Mechanical seal fastener includes: set screw, spring seat, gland, assembly sleeve and shaft sleeve. It plays the role of positioning and fastening of static and dynamic rings. It is required to position correctly to ensure that the sealing surface of the friction pair is in the correct position, and maintain the spring specific pressure of a good fit; at the same time, it is required to be convenient for disassembly and assembly, easy to be in place, and can be reused; the chamfering and pressure elasticity of the installation seal ring shall be paid attention to at the fitting place of the auxiliary seal ring, especially the fitting place of the moving ring seal ring and the shaft sleeve, which is required to be corrosion-resistant and wear-resistant, and if necessary, hard surface cladding shall be used