在未加工齒形前的齒輪毛坯稱為齒坯。
根據(jù)齒坯形成的工藝不同,分為鑄造齒坯,鍛造齒坯和焊接齒坯。
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The gear blank before the unmachined tooth shape is called a tooth blank.
According to different processes of forming the tooth blank, it is divided into a cast tooth blank, a forged tooth blank and a welded tooth blank.