Internal boring combined turning tool
2007
The utility model relates to a boring combined turning tool, belonging to the technical field of mechanical tools. The utility model is characterized in comprising a carbide bit, a toolbar and a combined toolbar tube; wherein the carbide bit is welded at the toolbar end; the toolbar is arranged inside the combined toolbar tube; a sliding block and a bolt are arranged between the toolbar and the combined toolbar tube for positioning and fixation. The utility model has the advantages that: the structure is simple and reasonable; the production and manufacture are easy, the cost is low; the service performance is good; big, medium and small boring turning tools can be used freely according to the processing requirements; the rigidity in boring processing is good and the positioning precision is high; with multilevel positioning and fixation, the toolbar can be flexed according to the processing requirements of the workpiece, and the length can be fixedly controlled by the sliding block to facilitate the regulation and to improve the processing efficiency and quality of the boring. With the utility model, deep holes of big steps can be processed in a single time without using the tool holder, and the processing range of the machine tool and the cutter is improved.
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