Internal spiral spline extrusion tool

The utility model relates to the technical field of spline machining, and discloses an internal spiral spline extrusion tool which comprises a base, a guide cylinder and an extrusion bar, a connecting hole is formed in the upper portion of the base, the connecting hole, the guide cylinder and the ex...

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1. Verfasser: DAI HUAQING
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model relates to the technical field of spline machining, and discloses an internal spiral spline extrusion tool which comprises a base, a guide cylinder and an extrusion bar, a connecting hole is formed in the upper portion of the base, the connecting hole, the guide cylinder and the extrusion bar are coaxially arranged, the guide cylinder is clamped in the connecting hole, the extrusion bar comprises a bar body and a machining part, and the machining part and the bar body are coaxially arranged. The shape of the machining part is matched with that of the internal spiral spline needing to be machined, the diameter of the rod body is smaller than that of the machining part, the diameter of the rod body is equal to that of the machining hole of the guide cylinder, and the end, connected with the machining part, of the extrusion rod is inserted into the guide cylinder. 本实用新型涉及花键加工技术领域,公开了一种内螺旋花键挤压工装,包括底座、导向筒和挤压棒,底座上方开设有连接孔,连接孔、导向筒和挤压棒同轴设置,导向筒卡设在连接孔中,挤压棒包括棒体和加工部,加工部与棒体同轴设置,加工部形状和需要加工的内螺旋花键的形状相匹配,棒体的直