Rotary cutter for cutting damaged threads of a bolt
AssigneeHong Ann Tool Industries Co., Ltd.
InventorCheng-Wei Su
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Abstract
A rotary cutter for cutting damaged threads of a bolt includes a body rotatable about a rotating axis. The body includes an inner periphery delimiting a conic cutting space. The body further includes at least one cutting blade, an evasive groove, an evasive portion, a scrap discharge groove, a scrap guide groove and a scrap discharge orifice on the inner periphery delimiting the cutting space. The at least one cutting blade forms a ridge. The evasive groove and the scrap discharge groove are respectively located on a rear side and a front side of the at least one cutting blade along a circumferential direction of the inner periphery of the body. The scrap guide groove extends between the evasive groove and the scrap discharge orifice.
Claims12
A rotary cutter for cutting damaged threads of a bolt, comprising:
- a body including an inner periphery delimiting a conic cutting space, wherein the body further includes at least one cutting blade, an evasive groove, an evasive portion, a scrap discharge groove, a scrap guide groove and a scrap discharge orifice on the inner periphery delimiting the cutting space, wherein the at least one cutting blade forms a ridge, wherein the evasive groove and the scrap discharge groove are respectively located on a rear side and a front side of the at least one cutting blade along a circumferential direction of the inner periphery of the body, and wherein the scrap guide groove extends between the evasive groove and the scrap discharge orifice.
Dependencies are inferred from the claim text.