Case Presentation,Pvb Film-Sgp Film-Eva Film,Pvb Film,Sgp Film,Eva Film HUAKAI FENGSHI TECHNOLOGY (CHONGQING) CO., LTD. , https://www.cqhkpvb.com Our factory has used a simple method to machine large-modulus slender shaft gears on the Y3180 gear hobbing machine. The specific method is to use a self-made simple top cover instead of the hobbing machine movable bracket to perform hobbing based on the outer diameter of the shaft gear. 1). The thickness of the top cover is 35mm, and the drawing of the hole of φ120mm is determined by the scribing method, which is roughly consistent with the hole on the movable bracket, and the pre-drilled hole is φ40mm.