JP2000505826A - 機械加工のための方法 - Google Patents
機械加工のための方法Info
- Publication number
- JP2000505826A JP2000505826A JP9525126A JP52512697A JP2000505826A JP 2000505826 A JP2000505826 A JP 2000505826A JP 9525126 A JP9525126 A JP 9525126A JP 52512697 A JP52512697 A JP 52512697A JP 2000505826 A JP2000505826 A JP 2000505826A
- Authority
- JP
- Japan
- Prior art keywords
- polar
- carbon dioxide
- lubricant
- weight
- compound
- 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.)
- Pending
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
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Abstract
(57)【要約】
この発明は、大部分が二酸化炭素であり、わずかな部分が少なくとも1つの酸素原子を有する極性有機化合物を少なくとも1つ含有する極性潤滑剤である冷却および潤滑用組成物を用いて金属、ガラスおよび他の固体材料を機械加工するための方法に関する。その極性基はエーテル、ヒドロキシル、カルボキシル、エステルおよびアミド基またはそれらの組合せからなる群から選択され得る。
Description
【発明の詳細な説明】
機械加工のための方法
この発明は、大部分が二酸化炭素であり、わずかな部分が少なくとも1つの酸
素原子を有する極性有機化合物を少なくとも1つ含有する極性潤滑剤である冷却
および潤滑用組成物で、金属および他の固体材料ならびにガラスを機械加工する
ための方法に関する。
特許出願WO90/03341およびWO92/16464は、機械加工プロ
セスで冷却および潤滑用媒質として二酸化炭素を使用することを開示している。
後者の出願では、付加的な潤滑剤を二酸化炭素に加えて、さらに潤滑性を高め、
機械加工の間に発生する熱を低減することが提案されている。潤滑剤は液体二酸
化炭素中で溶解可能または分散可能なものとされる。この特許出願で言及される
唯一の具体的な潤滑添加剤は粘性の低い炭化水素をベースとするスピンドル油の
クルコラン(Cruco1an)7である。スピンドル油を二酸化炭素に添加することで
全体の潤滑効果は高まるが、道具の摩耗と発生する熱とは容認できるものではな
い。二酸化炭素を基材とする冷却および潤滑用組成物を他の潤滑系に対して商業
上競争力のあるものにするためにはかなりの改良を行なわなければならない。
したがって、この発明の主な目的は二酸化炭素の潤滑性を本質的に高める添加
剤を見つけることである。別の目的は、人体または環境に対して有毒でなく、有
害なガスまたはエーロゾルに容易に分解しない添加剤を選択することである。
驚くべきことに、これらの目的は、沸点が200℃よりも高いヘテロ原子とし
ての酸素原子を含有する極性有機化合物が混合された液体の二酸化炭素の存在の
下で、金属、セラミックおよびポリマーのような他の固体材料、ならびにガラス
の機械加工を行なうことによって達成され得ることがここに見出された。添加さ
れる極性有機化合物の量は広い範囲内で変化し得るが、通常、添加される二酸化
炭素の量の0.1重量%から20重量%、好ましくは0.5重量%から4重量%
の範囲内である。好ましくは、該有機化合物の沸点は250℃よりも高く、融点
は5℃よりも低く、好ましくは−5℃よりも低い。該有機化合物は液体二酸化炭
素中に溶解可能または分散可能であり、エーテル、ヒドロキシル、カルボキシル
、エステルおよびアミド基またはそれらの組合せからなる群から選択される少な
く
とも1つの極性基を含有する。
適当な好ましい極性有機化合物は、130−280好ましくは140−200
の分子量のアルコール、140−320好ましくは150−290の分子量のカ
ルボン酸、155−1000好ましくは170−600の分子量のアルキルエー
テルカルボン酸、140−1000好ましくは140−800の分子量のポリオ
ールまたはそのエーテルおよびエステル、155−400好ましくは165−3
50の分子量の脂肪酸またはリン酸のエステル、180−1000好ましくは2
30−700の分子量を有する、モノカルボン酸とアルカノールアミンとの間の
アルカノールアミドまたはそのアルコキシラートである。
この発明による有用な有機化合物の適当な例は、R1OHの式を有するもので
あり、式中R1は枝分かれ鎖もしくは直鎖の飽和もしくは不飽和の9−18の炭
素原子を有する脂肪族基またはアシル基、たとえば、9−15の炭素原子を有す
る枝分かれ鎖のアルキル基または枝分かれ鎖のアシル基である。他の例は、R2
COOR3の式を有するエステル化合物であり、式中R2COはアシル基、好まし
くは枝分かれ鎖または不飽和の10−20の炭素原子を有するアシル基、たとえ
ばオレイルおよびイソステアリルであり、R3は1−4の炭素原子を有するアル
キル基である。好ましい有機化合物のさらに別の群は、R4(A)nOR5の式を
有するものであり、式中R4およびR5は互いに独立して水素、または1−20の
炭素原子を有するアシル基もしくはアルキル基であり、Aは2−4の炭素原子を
有するオキシアルキレン基であり、nは2−18の数である。好ましくは、基R4
およびR5の1つまたは2つが水素である。好ましい有機化合物のさらに別の群
は、R6CON(X)R7O(A)nR8の式を有するものであり、式中R6COは
8−20の炭素原子を有するアシル基、好ましくは枝分かれ鎖もしくは不飽和の
アシル基であり、XはHまたはR7O(A)nR8であり、R7は2−8の炭素原子
を有するアルキレン基であり、Aは2−4の炭素原子を有するアルキレンオキシ
基であり、R8は水素、または1−6の炭素原子を有するアルキル基もしくはア
シル基であり、nは0−8の数である。さらなる例は、R9O(A)xCH2CO
OHの式を有するアルキルエーテルカルボン酸であり、式中R9は6−18の炭
素原子を有するアルキル基であり、Aは2−4の炭素原子を有するアルキレンオ
キシ
基であり、xは0−10の数である。
処理において、二酸化炭素が膨張させられ、道具および/または作業領域に適
用される前に、極性化合物は、たとえば高圧ポンプによって液体二酸化炭素の流
れの中に導入することができる。可能な限りよい冷却効果を得るために、二酸化
炭素は液体の状態から気体へと通常10秒以内で、好ましくはその適用の直前に
膨張させられる。極性化合物はまた、圧力下で二酸化炭素とともに均一な液体ま
たは分散物中にたくわえられてもよい。このようにして、極性化合物と二酸化炭
素との間の一定の比が保証され得る。該有機化合物が比較的高い融点または高い
粘性を有する場合、これを液体の二酸化炭素または膨張した二酸化炭素と混ぜる
前に加熱することが望ましいかもしれない。
適当な具体例では、潤滑剤および二酸化炭素の液体混合物はドリルのような工
具の内部通路を介して作業領域に供給される。1通路当りの断面積は広い範囲内
で変化し得るが、通常、0.01mm2から1mm2、好ましくは0.02mm2
から0.2mm2である。
極性化合物または複数の極性化合物の混合物に加えて、潤滑剤は、可溶化剤お
よび/または付加的な冷却剤成分としての薬品も含有し得る。これらはまた、所
定の潤滑特性を有してもよい。このような薬品の例は、水の他、46から約12
0までの分子量のアルキレングリコール、アルコールおよびそれらのエーテルで
ある。このような薬品の量は通常、極性化合物または複数の極性化合物の混合物
の0.1重量%から100重量%であり、好ましくは1重量%から30重量%で
ある。水が潤滑剤中に存在する場合、耐食特性を有する少なくとも1つの極性化
合物を潤滑剤に選択することが適当である。
この発明は以下の実施例によってさらに説明される。
例1
二酸化炭素の量に基づいて2重量%の量の多数の異なった潤滑添加剤を用いて
ドリル試験が行なわれた。二酸化炭素は1時間当り1.5kgの量で連続的にド
リル領域に付与された。潤滑添加剤は室温において圧力57バールで液体二酸化
炭素の流れの中にポンプで入れられた。得られた混合物は次にドリルの作業領域
から約1cm膨張させられた。ドリルの直径は6mmであり、ドリルされた孔の
最大の深さは6mmであり、46m/minまたは40m/minのドリルの周
速度において送り速度は0.17mm/回転であった。性能は、ドリル故障が起
こるまでに何個の孔をドリルすることができるかで評価された。以下の結果が得
られた。
この結果から、この発明による極性化合物を試験1−20において用いること
で、潤滑性およびドリル寿命が対照試験A−Gと比較して向上することが明らか
である。
─────────────────────────────────────────────────────
フロントページの続き
(51)Int.Cl.7 識別記号 FI テーマコート゛(参考)
C10M 129:04
129:16
129:26
129:68
133:16)
C10N 20:00
30:12
(81)指定国 EP(AT,BE,CH,DE,
DK,ES,FI,FR,GB,GR,IE,IT,L
U,MC,NL,PT,SE),OA(BF,BJ,CF
,CG,CI,CM,GA,GN,ML,MR,NE,
SN,TD,TG),AP(KE,LS,MW,SD,S
Z,UG),UA(AM,AZ,BY,KG,KZ,MD
,RU,TJ,TM),AL,AM,AT,AU,AZ
,BA,BB,BG,BR,BY,CA,CH,CN,
CU,CZ,DE,DK,EE,ES,FI,GB,G
E,HU,IL,IS,JP,KE,KG,KP,KR
,KZ,LC,LK,LR,LS,LT,LU,LV,
MD,MG,MK,MN,MW,MX,NO,NZ,P
L,PT,RO,RU,SD,SE,SG,SI,SK
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VN
Claims (1)
- 【特許請求の範囲】 1.二酸化炭素と、二酸化炭素中に溶解可能または分散可能である潤滑剤との混 合物の存在の下で、金属、ガラスおよび他の固体材料を機械加工するための方法 であって、前記潤滑剤が少なくとも1つの酸素原子を有する極性有機化合物を少 なくとも1つ含有し、前記潤滑剤が200℃よりも高い沸点を有することを特徴 とする、方法。 2.前記極性有機化合物がエーテル、ヒドロキシル、カルボキシル、エステルお よびアミド基またはそれらの組合せからなる群から選択される極性基を含有する ことを特徴とする、請求項1に記載の方法。 3.前記有機化合物が250℃よりも高い沸点を有することを特徴とする、請求 項1または2に記載の方法。 4.前記極性化合物が5℃よりも低い融点を有することを特徴とする、請求項1 −3のいずれか1項に記載の方法。 5.前記極性化合物の融点が0℃よりも低いことを特徴とする、請求項4に記載 の方法。 6.前記極性化合物が、130−280の分子量を有するアルコール、150− 320の分子量を有するカルボン酸、140−1000の分子量を有するポリオ ールまたはそのエーテルもしくはエステル、155−400の分子量を有するカ ルボン酸とアルコールとの間のエステル、ならびにモノカルボン酸とモノアルカ ノールアミンとの間のアルカノールアミドまたはそのアルコキシラートで180 −1000の分子を有するものからなる群から選択されることを特徴とする、請 求項1−5のいずれか1項に記載の方法。 7.前記極性有機化合物または複数の前記極性有機化合物の混合物が、二酸化炭 素の量の0.1−20重量%好ましくは0.5−4重量%の量で添加されること を特徴とする、請求項1−6のいずれか1項に記載の方法。 8.二酸化炭素と組合される潤滑剤としての請求項1−4のいずれかに記載の極 性有機化合物の使用。 9.前記極性有機化合物が二酸化炭素の量の0.1−20重量%好ましくは0. 5−4重量%の量で添加される、請求項8に記載の使用。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9600042-7 | 1996-01-05 | ||
SE9600042A SE505859C2 (sv) | 1996-01-05 | 1996-01-05 | Förfarande för mekanisk bearbetning med användande av en kylande och smörjande komposition, som består av koldioxid med tillsats av ett polärt smörjmedel |
PCT/SE1996/001701 WO1997025393A1 (en) | 1996-01-05 | 1996-12-19 | A method for mechanical working |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2000505826A true JP2000505826A (ja) | 2000-05-16 |
Family
ID=20400942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9525126A Pending JP2000505826A (ja) | 1996-01-05 | 1996-12-19 | 機械加工のための方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6083887A (ja) |
EP (1) | EP0901510B1 (ja) |
JP (1) | JP2000505826A (ja) |
KR (1) | KR19990076971A (ja) |
CN (1) | CN1079423C (ja) |
AT (1) | ATE222282T1 (ja) |
AU (1) | AU1323597A (ja) |
BR (1) | BR9612424A (ja) |
DE (1) | DE69623051T2 (ja) |
RU (1) | RU2173248C2 (ja) |
SE (1) | SE505859C2 (ja) |
WO (1) | WO1997025393A1 (ja) |
Cited By (2)
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---|---|---|---|---|
JP2008535934A (ja) * | 2004-12-13 | 2008-09-04 | クール クリーン テクノロジーズ, インコーポレイテッド | 極低温の流体組成物 |
JP2019018303A (ja) * | 2017-07-20 | 2019-02-07 | 株式会社デンソー | 切削装置 |
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FR2804492B1 (fr) * | 2000-02-02 | 2002-06-07 | Carboxyque Francaise | Procede de lubrification mettant en oeuvre du dioxyde de carbone liquide |
CN101208415B (zh) * | 2005-04-29 | 2012-04-04 | 密执安大学评议会 | 基于超临界二氧化碳的金属加工润滑制剂 |
US9873852B2 (en) | 2009-10-16 | 2018-01-23 | University Of Virginia Patent Foundation | Gas-expanded lubricants for increased energy efficiency and related method and system |
DE102014000381B4 (de) * | 2014-01-14 | 2018-12-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Misch-Vorrichtung zum Erzeugen eines mehrphasigen Kühl- und Schmierstoffes für eine Kühlung und Schmierung einer Bearbeitungsvorrichtung |
RU2696914C2 (ru) * | 2015-12-28 | 2019-08-07 | Арсен Азизович Абдураимов | Способ смазывания и охлаждения режущих лезвий инструмента и/или заготовок в процессе обработки металла резанием |
CN107398777A (zh) * | 2017-09-22 | 2017-11-28 | 东莞安默琳机械制造技术有限公司 | 一种用于金属加工的超临界二氧化碳复合雾化喷嘴 |
CN107378635A (zh) * | 2017-09-22 | 2017-11-24 | 东莞安默琳机械制造技术有限公司 | 一种超临界二氧化碳集中供液系统 |
CN107443162A (zh) * | 2017-09-22 | 2017-12-08 | 东莞安默琳机械制造技术有限公司 | 一种涡流管复合雾化刀具切削加工系统 |
CN107378129B (zh) * | 2017-09-22 | 2023-05-30 | 东莞安默琳机械制造技术有限公司 | 一种刀具切削加工系统 |
CN107443163A (zh) * | 2017-09-22 | 2017-12-08 | 东莞安默琳机械制造技术有限公司 | 一种刀具冷却润滑系统 |
DE102020103670A1 (de) * | 2020-02-12 | 2021-08-12 | Knoll Maschinenbau Gmbh | Verfahren zur Kühlung und Schmierung von Zerspanprozessen |
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JPS5943725B2 (ja) * | 1975-05-05 | 1984-10-24 | ポラロイド、コ−ポレ−シヨン | カメラの露出制御装置 |
DE3113303C2 (de) * | 1981-04-02 | 1984-08-16 | Veba-Glas Ag, 4300 Essen | Schneideinrichtung |
US4770780A (en) * | 1984-04-25 | 1988-09-13 | Cf Systems Corporation | Liquid CO2 /cosolvent extraction |
US5028363A (en) * | 1988-01-05 | 1991-07-02 | Nkk Corporation | Method of casting powder materials |
WO1990003341A1 (en) * | 1988-09-23 | 1990-04-05 | Aga Ab | Cooling of scissors for cutting of glass gobs |
DE3833581A1 (de) * | 1988-10-03 | 1990-04-05 | Hundt & Weber | Verfahren zum benetzen von gegenstaenden, wie werkzeugen oder werkstuecken, mit einer fluessigkeit, wie schmiermittel, kuehlmittel oder klebstoff, sowie geraet zur ausfuehrung des verfahrens |
WO1992016464A1 (en) * | 1991-03-15 | 1992-10-01 | Aga Aktiebolag | Method for cooling and lubricating of tools for cutting of molten glass |
DE4123886A1 (de) * | 1991-07-18 | 1993-01-21 | Linde Ag | Verfahren zur kuehlung metallischer flaechen |
DE4140690A1 (de) * | 1991-12-10 | 1993-06-17 | Linde Ag | Verfahren zur herstellung von glastropfen mit hilfe von scherenmessern |
US5401428A (en) * | 1993-10-08 | 1995-03-28 | Monsanto Company | Water soluble metal working fluids |
US5375426A (en) * | 1993-12-30 | 1994-12-27 | Air Liquide America Corporation | Process to clean a lubricated vapor compression refrigeration system by using carbon dioxide |
-
1996
- 1996-01-05 SE SE9600042A patent/SE505859C2/sv not_active IP Right Cessation
- 1996-12-19 RU RU98114846/02A patent/RU2173248C2/ru not_active IP Right Cessation
- 1996-12-19 US US09/101,156 patent/US6083887A/en not_active Expired - Fee Related
- 1996-12-19 AT AT96944719T patent/ATE222282T1/de not_active IP Right Cessation
- 1996-12-19 DE DE69623051T patent/DE69623051T2/de not_active Expired - Fee Related
- 1996-12-19 JP JP9525126A patent/JP2000505826A/ja active Pending
- 1996-12-19 EP EP96944719A patent/EP0901510B1/en not_active Expired - Lifetime
- 1996-12-19 KR KR1019980705099A patent/KR19990076971A/ko active IP Right Grant
- 1996-12-19 BR BR9612424A patent/BR9612424A/pt not_active IP Right Cessation
- 1996-12-19 CN CN96199511A patent/CN1079423C/zh not_active Expired - Fee Related
- 1996-12-19 WO PCT/SE1996/001701 patent/WO1997025393A1/en active IP Right Grant
- 1996-12-19 AU AU13235/97A patent/AU1323597A/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008535934A (ja) * | 2004-12-13 | 2008-09-04 | クール クリーン テクノロジーズ, インコーポレイテッド | 極低温の流体組成物 |
JP2019018303A (ja) * | 2017-07-20 | 2019-02-07 | 株式会社デンソー | 切削装置 |
Also Published As
Publication number | Publication date |
---|---|
SE9600042D0 (sv) | 1996-01-05 |
CN1079423C (zh) | 2002-02-20 |
DE69623051T2 (de) | 2003-06-05 |
AU1323597A (en) | 1997-08-01 |
BR9612424A (pt) | 1999-07-13 |
US6083887A (en) | 2000-07-04 |
WO1997025393A1 (en) | 1997-07-17 |
ATE222282T1 (de) | 2002-08-15 |
SE9600042L (sv) | 1997-07-06 |
CN1207119A (zh) | 1999-02-03 |
EP0901510B1 (en) | 2002-08-14 |
EP0901510A1 (en) | 1999-03-17 |
SE505859C2 (sv) | 1997-10-20 |
KR19990076971A (ko) | 1999-10-25 |
DE69623051D1 (de) | 2002-09-19 |
RU2173248C2 (ru) | 2001-09-10 |
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