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US 2013/0259585 A1Published application
Milling cutter
AssigneesHon Hai Precision Industry Co., Ltd., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
InventorsLong XU, Yi-Min JIANG
Life of this patent
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Abstract
A cutter for milling of workpiece includes a cutter body, a first cutting portion, and a second cutting portion formed between the cutter body and the first cutting portion. The first cutting portion carries out primary machining on the workpiece. The first and second cutting portions extend in opposite twists or helixes along a central axis of the cutter body and are rotated in opposite directions during machining.
Claims16
A cutter configured for milling of a workpiece, comprising:
- a cutter body;
- a first cutting portion configured for primary machining of the workpiece;
- and
- a second cutting portion formed between the cutter body and the first cutting portion, wherein the first cutting portion extends along a central axis of the cutter body in a helix shape, the second cutting portion extends along the central axis of the cutter body in a helix shape, and a helical direction of the first cutting portion and a helical direction of the second cutting portion are opposite of each other.
1 more element
A cutter configured for milling of a workpiece, comprising:
- a cutter body;
- a cutting portion connected to one end of the cutter body, wherein the cutting portion comprises a first cutting portion configured for primary machining and a second cutting portion formed between the cutter body and the first cutting portion;
- and
- a cutter handle connected to the other end of the cutter body opposite to the cutting portion, wherein the first cutting portion extends along a central axis of the cutter body in a helix shape, the second cutting portion extends along the central axis of the cutter body in a helix shape, and a helical direction of the first cutting portion and a helical direction of the second cutting portion are opposite of each other.
1 more element
Dependencies are inferred from the claim text.