斗式提升机用链环钩的制造工艺鹤壁链条厂刘传根鹤壁矿务局吕俊峰陈琛随着水泥等制造业的迅速发展，大型高效斗式提升机的使用量在不断增多，提升速度和提升高度也不断提高。因此，作为其重要配件的大规格链环钩（见图１）的需求量也日益增加。为此有不少生产厂家通过研制... Bucket elevator chain hook manufacturing process Hebi chain plant Liu Chuangen Hebi Mining Bureau Lu Junfeng Chen Chen With the rapid development of cement and other manufacturing industries, the use of large-scale high-efficiency bucket elevator is increasing, to enhance the speed and height Also continue to improve. As a result, there is a growing demand for large-sized chain link hooks (see FIG. 1) as an important part thereof. To this end there are many manufacturers through the development ...