JP7205655B1 - ドリル本体およびドリル本体の製造方法 - Google Patents
ドリル本体およびドリル本体の製造方法 Download PDFInfo
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- JP7205655B1 JP7205655B1 JP2022093571A JP2022093571A JP7205655B1 JP 7205655 B1 JP7205655 B1 JP 7205655B1 JP 2022093571 A JP2022093571 A JP 2022093571A JP 2022093571 A JP2022093571 A JP 2022093571A JP 7205655 B1 JP7205655 B1 JP 7205655B1
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- JP
- Japan
- Prior art keywords
- cutting edge
- fluid
- drill body
- tip
- fluid hole
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 88
- 239000012530 fluid Substances 0.000 claims abstract description 72
- 238000000034 method Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000002173 cutting fluid Substances 0.000 abstract description 18
- 239000010839 body fluid Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000002648 laminated material Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 239000010730 cutting oil Substances 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/06—Drills with lubricating or cooling equipment
- B23B51/068—Details of the lubricating or cooling channel
- B23B51/0686—Cross-sectional shape of coolant hole
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/06—Drills with lubricating or cooling equipment
- B23B51/068—Details of the lubricating or cooling channel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
- B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/10—Formation of a green body
- B22F10/18—Formation of a green body by mixing binder with metal in filament form, e.g. fused filament fabrication [FFF]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/84—Steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
- B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
- B23B51/0005—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts with cutting heads or inserts attached by wedge means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
Abstract
【解決手段】ドリル本体は、基端部から先端部へ向かって棒状に伸延する本体部と、本体部の内部を基端部側から先端部側へ流体を流通させるための流体孔と、先端部に設けられた、着脱可能な切れ刃部材を装着するための装着部とを備えるドリル本体であって、装着部は、先端部の端面から本体部の中心軸に沿って設けられた凹部を有し、切れ刃部材が装着部に規定通りに装着された場合に流体孔の先端部における吐出口が切れ刃部材の切れ刃に対向するように、流体孔が凹部の側方で屈曲されて設けられている。
【選択図】図6
Description
Claims (4)
- 基端部から先端部へ向かって棒状に伸延する本体部と、
前記本体部の内部を前記基端部側から前記先端部側へ流体を流通させるための流体孔と、
前記先端部に設けられた、着脱可能な切れ刃部材を装着するための装着部と
を備えるドリル本体であって、
前記装着部は、前記先端部の端面から前記本体部の中心軸に沿って設けられた凹部を有し、
前記切れ刃部材が前記装着部に規定通りに装着された場合に前記流体孔の前記先端部における吐出口が前記切れ刃部材の切れ刃に対向するように、前記流体孔が前記凹部の側方で屈曲されて設けられており、
前記吐出口のうち前記切れ刃を形成する主切れ刃へ前記流体を吐出する開口部分は、前記主切れ刃に沿う第1方向が前記第1方向に直交する第2方向よりも長い非円形状であるドリル本体。 - 前記流体孔の孔断面は、前記凹部の側方を通過する部分では非円形状である請求項1に記載のドリル本体。
- 前記本体部は、鋼素材で形成された請求項1または2に記載のドリル本体。
- 基端部から先端部へ向かって棒状に伸延する本体部と、
前記本体部の内部を前記基端部側から前記先端部側へ流体を流通させるための流体孔と、
前記先端部に設けられた、着脱可能な切れ刃部材を装着するための装着部と
を備えるドリル本体の製造方法であって、
前記装着部は、前記先端部の端面から前記本体部の中心軸に沿って設けられた凹部を有し、
前記切れ刃部材が前記装着部に規定通りに装着された場合に前記流体孔の前記先端部における吐出口が前記切れ刃部材の切れ刃に対向するように、前記流体孔が前記凹部の側方で屈曲されて設けられ、
前記吐出口のうち前記切れ刃を形成する主切れ刃へ前記流体を吐出する開口部分は、前記主切れ刃に沿う第1方向が前記第1方向に直交する第2方向よりも長い非円形状であるように、
前記中心軸に沿って鋼素材を積層し固化して成形するドリル本体の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022093571A JP7205655B1 (ja) | 2022-06-09 | 2022-06-09 | ドリル本体およびドリル本体の製造方法 |
US18/302,488 US20230398611A1 (en) | 2022-06-09 | 2023-04-18 | Drill body and manufacturing method of drill body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022093571A JP7205655B1 (ja) | 2022-06-09 | 2022-06-09 | ドリル本体およびドリル本体の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP7205655B1 true JP7205655B1 (ja) | 2023-01-17 |
JP2023180346A JP2023180346A (ja) | 2023-12-21 |
Family
ID=84923459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022093571A Active JP7205655B1 (ja) | 2022-06-09 | 2022-06-09 | ドリル本体およびドリル本体の製造方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20230398611A1 (ja) |
JP (1) | JP7205655B1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014213449A (ja) | 2013-04-25 | 2014-11-17 | ケンナメタルインコーポレイテッドKennametal Inc. | ハイブリッド切削工具、チップ搬出部分、及び切削工具を製造するための方法 |
US20190047060A1 (en) | 2017-08-14 | 2019-02-14 | Kennametal Inc. | Rotary tool as well as carrier and cutting insert for such a rotary tool |
JP2019171514A (ja) | 2018-03-28 | 2019-10-10 | 三菱マテリアル株式会社 | ドリル |
WO2019244796A1 (ja) | 2018-06-19 | 2019-12-26 | 京セラ株式会社 | 回転工具及び切削加工物の製造方法 |
JP2021030385A (ja) | 2019-08-27 | 2021-03-01 | 三菱マテリアル株式会社 | 刃先交換式クーラント孔付きエンドミルのエンドミル本体および刃先交換式クーラント孔付きエンドミル |
-
2022
- 2022-06-09 JP JP2022093571A patent/JP7205655B1/ja active Active
-
2023
- 2023-04-18 US US18/302,488 patent/US20230398611A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014213449A (ja) | 2013-04-25 | 2014-11-17 | ケンナメタルインコーポレイテッドKennametal Inc. | ハイブリッド切削工具、チップ搬出部分、及び切削工具を製造するための方法 |
US20190047060A1 (en) | 2017-08-14 | 2019-02-14 | Kennametal Inc. | Rotary tool as well as carrier and cutting insert for such a rotary tool |
JP2019171514A (ja) | 2018-03-28 | 2019-10-10 | 三菱マテリアル株式会社 | ドリル |
WO2019244796A1 (ja) | 2018-06-19 | 2019-12-26 | 京セラ株式会社 | 回転工具及び切削加工物の製造方法 |
JP2021030385A (ja) | 2019-08-27 | 2021-03-01 | 三菱マテリアル株式会社 | 刃先交換式クーラント孔付きエンドミルのエンドミル本体および刃先交換式クーラント孔付きエンドミル |
Also Published As
Publication number | Publication date |
---|---|
JP2023180346A (ja) | 2023-12-21 |
US20230398611A1 (en) | 2023-12-14 |
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