JP4351521B2 - 表面被覆切削工具 - Google Patents
表面被覆切削工具 Download PDFInfo
- Publication number
- JP4351521B2 JP4351521B2 JP2003397310A JP2003397310A JP4351521B2 JP 4351521 B2 JP4351521 B2 JP 4351521B2 JP 2003397310 A JP2003397310 A JP 2003397310A JP 2003397310 A JP2003397310 A JP 2003397310A JP 4351521 B2 JP4351521 B2 JP 4351521B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- ticn
- carbon
- cutting
- ticn film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005520 cutting process Methods 0.000 title claims description 73
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 59
- 239000000463 material Substances 0.000 claims description 37
- 238000000576 coating method Methods 0.000 claims description 34
- 239000013078 crystal Substances 0.000 claims description 34
- 239000011248 coating agent Substances 0.000 claims description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229910052799 carbon Inorganic materials 0.000 claims description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 238000002441 X-ray diffraction Methods 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 239000010408 film Substances 0.000 description 187
- 239000010410 layer Substances 0.000 description 34
- 239000007789 gas Substances 0.000 description 27
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 229910001141 Ductile iron Inorganic materials 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 239000012495 reaction gas Substances 0.000 description 5
- 229910001018 Cast iron Inorganic materials 0.000 description 4
- 229910001060 Gray iron Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- 239000002173 cutting fluid Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- -1 cemented carbide Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009694 cold isostatic pressing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Chemical Vapour Deposition (AREA)
Description
上述した表面被覆切削工具を製造するには、まず、上述した硬質合金を焼成によって形成しうる金属炭化物、窒化物、炭窒化物、酸化物等の無機物粉末に、金属粉末、カーボン粉末等を適宜添加、混合し、プレス成形、鋳込成形、押出成形、冷間静水圧プレス成形等の公知の成形方法によって所定の工具形状に成形した後、真空中または非酸化性雰囲気中にて焼成することによって上述した硬質合金からなる母材を作製する。
被削材 :ダクタイル鋳鉄スリーブ材(FCD700)
工具形状:CNMA120412
切削速度:250m/分
送り速度:0.35mm/rev
切り込み:2mm
切削時間:25分
その他 :水溶性切削液使用
評価項目:顕微鏡にて切刃を観察し、フランク摩耗量・先端摩耗量を測定
(断続試験)
被削材 :ダクタイル鋳鉄4本溝付スリーブ材(FCD700)
工具形状:CNMA120412
切削速度:200m/分
送り速度:0.35mm/rev
切り込み:2mm
その他 :水溶性切削液使用
評価項目:欠損に至る衝撃回数(試料10個を評価した際の最小値)
Claims (3)
- 硬質合金からなる母材の表面に、少なくともTiCN膜とAl2O3膜とを順次被着形成した硬質被覆膜を具備し、前記TiCN膜が、縦断面で見て、前記母材との界面に対して垂直な方向に成長した筋状TiCN結晶からなるとともに、前記TiCN膜の炭素Cと窒素Nの構成比C/Nが、前記Al2O3膜側の最上層に位置して1.5≦C/N≦4である炭素冨化TiCN膜と、該炭素冨化TiCN膜の下層に位置して該炭素冨化TiCN膜との界面が不連続な組織からなり0.2≦C/N≦0.7である窒素冨化TiCN膜と、の構成比C/Nの異なる2層以上にて構成し、かつX線回折パターンにおいて回折角2θ=60.4°〜61.5°の範囲内に前記TiCN膜のピークが2本以上存在するとともに、前記窒素冨化TiCN膜の膜厚みt N に対する炭素冨化TiCN膜の膜厚みt C の比t C /t N が0.8〜1.2であり、さらに前記TiCN膜において、前記炭素冨化TiCN膜中の筋状TiCN結晶の平均結晶幅が前記窒素冨化TiCN膜中の筋状TiCN結晶の平均結晶幅より大きいことを特徴とする表面被覆切削工具。
- 前記炭素冨化TiCN膜と前記Al2O3膜の間にTi(CxNyOz)(x+y+z=1,0≦x≦1、0≦y≦1、0<z≦1)の中間膜が存在することを特徴とする請求項1記載の表面被覆切削工具。
- 前記Al2O3膜の厚みが1〜10μm、前記TiCN膜の総厚みが3〜15μmであることを特徴とする請求項1または2記載の表面被覆切削工具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003397310A JP4351521B2 (ja) | 2003-11-27 | 2003-11-27 | 表面被覆切削工具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003397310A JP4351521B2 (ja) | 2003-11-27 | 2003-11-27 | 表面被覆切削工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005153098A JP2005153098A (ja) | 2005-06-16 |
JP4351521B2 true JP4351521B2 (ja) | 2009-10-28 |
Family
ID=34722496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003397310A Expired - Fee Related JP4351521B2 (ja) | 2003-11-27 | 2003-11-27 | 表面被覆切削工具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4351521B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2426582T5 (es) * | 2006-09-05 | 2016-11-22 | Tungaloy Corporation | Herramienta de corte recubierta y método para producirla |
JP5217305B2 (ja) * | 2006-09-05 | 2013-06-19 | 株式会社タンガロイ | 被覆切削工具およびその製造方法 |
JP2008173737A (ja) * | 2007-01-22 | 2008-07-31 | Hitachi Tool Engineering Ltd | 酸化アルミニウム被覆工具 |
US9228258B2 (en) | 2011-03-31 | 2016-01-05 | Hitachi Tool Engineering, Ltd. | Hard-coated member and its production method, and indexable rotary tool comprising it |
EP2604720A1 (en) * | 2011-12-14 | 2013-06-19 | Sandvik Intellectual Property Ab | Coated cutting tool and method of manufacturing the same |
KR101906650B1 (ko) * | 2012-04-19 | 2018-10-10 | 스미또모 덴꼬오 하드메탈 가부시끼가이샤 | 표면 피복 절삭 공구 |
KR102056206B1 (ko) * | 2012-10-01 | 2019-12-16 | 미츠비시 히타치 쓰루 가부시키가이샤 | 경질 피막 피복 공구 및 그 제조 방법 |
KR101560507B1 (ko) | 2014-12-24 | 2015-10-14 | 한국야금 주식회사 | 절삭공구용 피막 |
-
2003
- 2003-11-27 JP JP2003397310A patent/JP4351521B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005153098A (ja) | 2005-06-16 |
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