CN100510034C - Lubricant composition for sewing machine - Google Patents
Lubricant composition for sewing machine Download PDFInfo
- Publication number
- CN100510034C CN100510034C CNB2004100114920A CN200410011492A CN100510034C CN 100510034 C CN100510034 C CN 100510034C CN B2004100114920 A CNB2004100114920 A CN B2004100114920A CN 200410011492 A CN200410011492 A CN 200410011492A CN 100510034 C CN100510034 C CN 100510034C
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- Prior art keywords
- sewing machine
- lubricant compositions
- oil
- lubricant
- base oil
- Prior art date
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- Expired - Fee Related
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- 239000000314 lubricant Substances 0.000 title claims abstract description 74
- 238000009958 sewing Methods 0.000 title claims abstract description 60
- 239000000203 mixture Substances 0.000 title claims abstract description 41
- 239000002199 base oil Substances 0.000 claims abstract description 30
- 239000000654 additive Substances 0.000 claims abstract description 29
- 239000004519 grease Substances 0.000 claims abstract description 28
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 21
- -1 phosphorus compound Chemical class 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 13
- 239000002562 thickening agent Substances 0.000 claims abstract description 9
- 150000002902 organometallic compounds Chemical class 0.000 claims abstract description 5
- 150000001639 boron compounds Chemical class 0.000 claims abstract description 3
- 239000011574 phosphorus Substances 0.000 claims abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 3
- 230000000996 additive effect Effects 0.000 claims description 26
- 230000001050 lubricating effect Effects 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000010687 lubricating oil Substances 0.000 claims description 18
- 239000003921 oil Substances 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000005864 Sulphur Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 150000003464 sulfur compounds Chemical class 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 14
- 239000000344 soap Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 9
- 239000011701 zinc Substances 0.000 description 7
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 239000004327 boric acid Substances 0.000 description 5
- 230000002950 deficient Effects 0.000 description 5
- KHYKFSXXGRUKRE-UHFFFAOYSA-J molybdenum(4+) tetracarbamodithioate Chemical compound C(N)([S-])=S.[Mo+4].C(N)([S-])=S.C(N)([S-])=S.C(N)([S-])=S KHYKFSXXGRUKRE-UHFFFAOYSA-J 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000012964 benzotriazole Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000008719 thickening Effects 0.000 description 4
- 229910052582 BN Inorganic materials 0.000 description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- VJHINFRRDQUWOJ-UHFFFAOYSA-N dioctyl sebacate Chemical compound CCCCC(CC)COC(=O)CCCCCCCCC(=O)OCC(CC)CCCC VJHINFRRDQUWOJ-UHFFFAOYSA-N 0.000 description 3
- 150000003949 imides Chemical class 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005987 sulfurization reaction Methods 0.000 description 3
- LNETULKMXZVUST-UHFFFAOYSA-N 1-naphthoic acid Chemical compound C1=CC=C2C(C(=O)O)=CC=CC2=C1 LNETULKMXZVUST-UHFFFAOYSA-N 0.000 description 2
- 229910003003 Li-S Inorganic materials 0.000 description 2
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical compound C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- XYRMLECORMNZEY-UHFFFAOYSA-B [Mo+4].[Mo+4].[Mo+4].[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S Chemical compound [Mo+4].[Mo+4].[Mo+4].[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S.[O-]P([O-])([S-])=S XYRMLECORMNZEY-UHFFFAOYSA-B 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 125000003354 benzotriazolyl group Chemical class N1N=NC2=C1C=CC=C2* 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000005690 diesters Chemical class 0.000 description 2
- MIMDHDXOBDPUQW-UHFFFAOYSA-N dioctyl decanedioate Chemical compound CCCCCCCCOC(=O)CCCCCCCCC(=O)OCCCCCCCC MIMDHDXOBDPUQW-UHFFFAOYSA-N 0.000 description 2
- 210000000981 epithelium Anatomy 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VFUXXFYLTHXJSF-UHFFFAOYSA-M lithium;octadecanoic acid;hydroxide Chemical compound [Li+].[OH-].CCCCCCCCCCCCCCCCCC(O)=O VFUXXFYLTHXJSF-UHFFFAOYSA-M 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 150000003014 phosphoric acid esters Chemical class 0.000 description 2
- 150000003672 ureas Chemical class 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- YEVQZPWSVWZAOB-UHFFFAOYSA-N 2-(bromomethyl)-1-iodo-4-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=CC=C(I)C(CBr)=C1 YEVQZPWSVWZAOB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical class OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- 125000006539 C12 alkyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- DMBHHRLKUKUOEG-UHFFFAOYSA-N N-phenyl aniline Natural products C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- FNDXFUBHPXBGMD-UHFFFAOYSA-N OP(O)O.OP(O)(O)=O Chemical compound OP(O)O.OP(O)(O)=O FNDXFUBHPXBGMD-UHFFFAOYSA-N 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- SATGEQMVIZSAFR-UHFFFAOYSA-N acetyloxysulfinyl acetate Chemical compound CC(=O)OS(=O)OC(C)=O SATGEQMVIZSAFR-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 125000001118 alkylidene group Chemical group 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001399 aluminium compounds Chemical class 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical group 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- PJUABEIFHYROAC-UHFFFAOYSA-L barium(2+);naphthalene-1-sulfonate Chemical compound [Ba+2].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1.C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PJUABEIFHYROAC-UHFFFAOYSA-L 0.000 description 1
- NEPQBFIUYXICFA-UHFFFAOYSA-N benzyl hydrogen sulfite Chemical compound OS(=O)OCC1=CC=CC=C1 NEPQBFIUYXICFA-UHFFFAOYSA-N 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- AENYAMPVQFAKHY-UHFFFAOYSA-N boric acid;potassium Chemical compound [K].OB(O)O AENYAMPVQFAKHY-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 229920013639 polyalphaolefin Polymers 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- IISLNQNUYOZKNE-UHFFFAOYSA-N sodium;terephthalic acid Chemical compound [Na].OC(=O)C1=CC=C(C(O)=O)C=C1 IISLNQNUYOZKNE-UHFFFAOYSA-N 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- CAYKLJBSARHIDI-UHFFFAOYSA-K trichloroalumane;hydrate Chemical compound O.Cl[Al](Cl)Cl CAYKLJBSARHIDI-UHFFFAOYSA-K 0.000 description 1
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Natural products NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 1
- WUUHFRRPHJEEKV-UHFFFAOYSA-N tripotassium borate Chemical compound [K+].[K+].[K+].[O-]B([O-])[O-] WUUHFRRPHJEEKV-UHFFFAOYSA-N 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Lubricants (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
To provide a lubricant composition for a sewing machine having excellent lubricity and to prolong the life of various kinds of sliding members. A lubricant is sealed into a clearance of a bearing surface opposite through the clearance to a sliding surface of a member to be supported which is to be supported such as a needle shaft 7 and a bearing part 8. The lubricant composition for the sewing machine is obtained by compounding a base oil of the lubricant with 0.01-10 wt.% of aluminum oxide having 100-1,000 nm particle diameter and contains 0.1-15 wt.% of one or more kinds of oil-soluble additives selected from an organometallic compound, a boron compound, a phosphorus compound and a sulfur compound. The lubricant composition for the sewing machine may be a grease containing a thickener in addition to the oil-soluble additives. In this case, the amount of the thickener is preferably 10-20 wt.% and the thickener preferably has thixotropy.
Description
Technical field
The present invention relates to use the sewing machine device of the lubricant compositions that is suitable for doing the use in sewing machine lubricant.
Background technology
Sewing machine device lubricated, the user generally adopts the structure of injecting lubricating oil or the supplying lubricating oils such as felt by containing soaker.The lubricating oil that uses nearly all is vegetables oil or mineral oil, need not consider its weather resistance etc.Therefore, must the short period oil supply or safeguard.
As the relevant existing document of the present invention, following document is arranged:
[patent documentation 1] spy opens flat 10-113490 communique
[patent documentation 2] spy opens the 2002-45587 communique
[patent documentation 3] spy opens flat 8-155173 communique
[patent documentation 4] spy opens the 2001-172658 communique
Above-mentioned patent documentation 1 and 2 injects the lubricating grease of market sale to the sliding part of relative movement, is to reduce effect at friction, but only simply is coated with lubricating grease, can not realize the prolongation of maintenance intervals.In addition, patent documentation 3 discloses the needle bar structure of industrial sewing machines, but what relate to is the improvement of needle bar surfacing.
For the weather resistance that improves the sewing machine device and reach the reduced-maintenance purpose, must improve lubricating oil performance, select excellent lubrication fat etc.Before this, adopt the machine oil of market sale or the oil of working, adopt the bearing grease joint of market sale as lubricating grease as lubricating oil.
In recent years, be accompanied by the high performance of sewing machine device, the raising of weather resistance, to the lubricant that these sliding parts use, its high speed of strong request, high reliability, therefore, the lubricant that sliding part is used often requires its rub resistance.The factor that influences the sliding part life-span has glade plane space, sliding velocity, weighing load, heating etc., but the performance of lubricant also is an important reasons.
As lubricant, owing to have the commodity of many market sales, as long as suitably all can obtain easily.Yet present situation is that the commodity of market sale design at versatility, can not use under the condition of strictnesses such as sewing machine device.Reason is, the commodity great majority of market sale are rotating machinery usefulness, when the sliding part of the easy discharge lubricant of sewing machine device uses feeding lubricating device must be arranged.For example, to the lubricating oil of various market sale product that the high-performance sign is arranged or adopt the weather resistance of the sewing machine device of lubricating grease to test to show, do not replenish the sewing machine device of any lubricant, can not work more than 500 hours.This is because the lubricant of coating is got rid of from lubricated face immediately, in fact has only the lubricant of minute quantity being lubricated, and oil film is very fast to be destroyed, and causes sintering.Therefore, the lubricant of use must have sintering resistance steady in a long-term.In order to improve sintering resistance, in lubricating oil, infiltrate high-quality potteries such as solid lubricants such as molybdenumdisulphide, graphite or boron nitride, the method of raising lubricity as everyone knows (for example, Te Kaiping 5-125380 communique, TRIBOLOGY DATA BOOK: distribution TECHNOSYSTEM CO. LTD), but can not reach higher antifriction consumption, in addition, it into black also is a problem.In addition, patent documentation 4 proposes to cooperate particulates such as aluminum oxide in lubricant, but does not propose to use in the slipping plane gap of the beared part of sewing machine.
Summary of the invention
When problem of the present invention provides the good use in sewing machine lubricant of a kind of high performance life characteristic, also provide the low torque and the long-life sewing machine device that use this lubricant.
In order to solve above-mentioned problem, the inventor finds, the use in sewing machine lubricant compositions of aluminum oxide 0.01～10 weight % of cooperation medium particle diameter 10～1000nm is good in the lubricant base oil of enclosing the gap.
Use in sewing machine lubricant compositions of the present invention, contain base oil and additive, it is by the gap, in the slipping plane of the beared part of enclosing and should supporting and the gap of opposed bearing surface, it is characterized in that, in base oil, cooperate the scope of medium particle diameter, wherein be in aluminum oxide 0.01～10 weight % of 10～1000nm scope more than 95% at 100～500nm.
Here, above-mentioned use in sewing machine lubricant compositions satisfies following any condition person more than a kind, can provide the better lubricant of performance.1) above-mentioned use in sewing machine lubricant compositions is a lubricating oil, cooperates oil soluble additive 1～15 weight %; 2) above-mentioned use in sewing machine lubricant compositions is a lubricating grease, and thickening material is at 10～20 weight %; 3) thickening material has thixotropy; 4) described oil soluble additive is the oil soluble additive more than a kind that is selected from organometallic compound, boron compound, phosphorus compound, the sulphur compound; 5) base oil is a hydro carbons; 6) aluminum oxide is an Alpha-alumina; Or 7) aluminum oxide cooperates 0.05～1 weight % with respect to base oil.
In addition, in above-mentioned use in sewing machine lubricant compositions, cooperate that to help additive also be favourable,, preferably can enumerate to be selected from and help additive more than a kind or 2 kinds in oxidation inhibitor, rust-preventive agent, metal passivator, the dispersion agent as helping additive.
In addition, sewing machine device of the present invention is characterized in that, uses above-mentioned use in sewing machine lubricant compositions.Of the present invention, it is characterized in that having DLC (diamond class charcoal) by overlay film at least 1 of face at above-mentioned slipping plane and above-mentioned acceptance, in these gaps, use described use in sewing machine lubricant compositions.
Description of drawings
Fig. 1 is the part sectional drawing of sewing machine needle bar sliding part.
Embodiment
At first, the sewing machine device that adopts use in sewing machine lubricant of the present invention is elaborated with reference to accompanying drawing.Fig. 1 is the part sectional drawing that common needle sliding part adopts one of lubricant of the present invention example.
As shown in Figure 1, the structure of needle sliding part is: the 8a of bearing portion, 8b by needle bar bracing member 6 inside support needle bar 7, rotatablely moving of main shaft 1, be transformed into translational motion by crank 2 and crank axle 3 and crank control lever 4, by needle bar 7 and embedded fixed needle bar linking part 5, needle bar 7 is slided up and down.
Therefore, at lubricating oil or the lubricating grease of the gap of needle bar 7 and the 8a of bearing portion, 8b injection as lubricant.The gap of needle bar 7 and the 8a of bearing portion, 8b very little (about 2～3 μ m) is also got rid of easily even inject lubricant.Much less, also be accompanied by the selected difficulty of lubricant.
Secondly, lubricant compositions of the present invention is illustrated.
The composition that helps lubricating oil or grease lubrication is a base oil, and the lubricated of reality is to be undertaken by the base oil that exists as filminess.Therefore, to be difficult for the person of being excluded by slip be preferred to the base oil of use.Here, by found that of various discussions, the base oil that has cooperated specified quantitative to have the aluminum oxide of specified particle diameter by employing is even also can form one with lubricant in narrow and small gap, grinding by aluminum oxide becomes smoothly lubricated face, suppresses abrasion or sintering extremely.
When using lubricant compositions of the present invention (below be called for short lubricant or lubricating oil sometimes), also harmless even the initial stage injects, adopt known felt material supplying lubricating oil also can.When using lubricating grease, also no problem of thixotropy is arranged, but, must note amounts of thickener by the following stated in order to improve weather resistance more.
Lubricant compositions of the present invention makes the evenly lubricated of sliding part, in order to help to obtain low torque and long-life sewing machine device, cooperates aluminum oxide 0.01～10 weight % of medium particle diameter 100～500nm with respect to the base oil in the lubricant.The aluminum oxide that the present invention uses can adopt the heating known method such as (180～200 ℃) of heat-flash, aluminum chloride hydrate or aluminum nitrate of oxidation, the aluminium hydroxide of aluminium to obtain, and the commodity of buying from market are directly used after use or the classification.Aluminum oxide has α, β, γ type etc., but considers that from the antifriction consumption α type most preferably.
The medium particle diameter of aluminum oxide must be in above-mentioned scope, and medium particle diameter 200～400nm person is preferred.Medium particle diameter is more little, though dispersiveness is good more, owing to have (atmosphere disperses) problem of processing, so be preferred more than the 100nm.In addition, aluminum oxide to be in 10nm～1 mu m range person more than 90% be preferred.In addition, maximum particle diameter is preferably in below the 2 μ m.Aluminum oxide is 0.01～10 weight % with respect to the addition of base oil, preferred 0.02～2 weight %, more preferably 0.05～1 weight %.When being lower than 0.01 weight %, can not get the effect of antifriction consumption, and addition is when being higher than 10 weight %, then can not prolonged preservation.
As the base oil that uses in the lubricant of the present invention, polybutene, diester, trihydroxymethylpropanyl ester, DOPCP, phenyl ether, fluorocarbon oil, poly-alkyl glycol, polyalphaolefin etc. are arranged, but consider that from solvability, the lubricity aspect of volatility, additive the good especially hydrocarbon system oil and the dioctyl sebacate of diester are preferred.
The base oil that uses in the lubricant of the present invention is made of single compound or composition in fact, boiling spread is preferably in ± 2 ℃ in.In addition, be liquid at normal temperature, it is preferred that its boiling point reaches 200～350 ℃ of persons.Also have, as base oil, the synthetic oil that obtains the simplification compound easily is preferred, at this moment, contains and adopts the common inexpungible impurity of purification process also harmless.In addition, when base oil was polymkeric substance or oligopolymer, the polymerization degree preferably came down to single.
The oil soluble additive that uses in the lubricant of the present invention must be dissolved in base oil.Base oil is supplied with oil soluble additive as carrier to sliding part.For example, as oil soluble additive, organometallic compound classes such as zinc dialkyl dithiophosphate, molybdenum dithiocarbamate, molybdenum dithiophosphate are arranged; Boric acid based compound, phosphorus series compound, chalcogenide compound etc., but preferably molybdenum dithiocarbamate and zinc dialkyl dithiophosphate share.The scope of preferred 0.1～15 weight % of total use level of oil soluble additive.When being lower than 0.1 weight %, additive effect is not obvious, when being higher than 15 weight %, produces muddiness, and whole lubricant stinks simultaneously, worries that the atmosphere of operating environment is contaminated.
Zinc dialkyl dithiophosphate as oil soluble additive is available (RO)
2PS
2-Zn-PS
2(OR)
2The compound (R represents the alkyl of C8～C12 in the formula) of expression, it is preferred having C12 alkyl person.Its best fit amount is in the scope of 0.5～2 weight %.
Molybdenum dithiocarbamate is available (R
2NCS
2)
2Mo
2O
2S
2The compound of (R represents alkyl in the formula) expression, its best fit amount is 1～6 weight %.
In addition, borate compounds has the resultant of reaction (with reference to No. 3400083 communiques of USP) of borate, tribenzyl boric acid ester, organic mercaptoalkyl boric acid ester (with reference to No. 3303130 communiques of USP), tribenzyl boric acid ester and ethylene glycol, the phosphoric acid salt phosphite affixture of boric acid ester etc., borates such as preferred boric acid potassium, its best fit amount is in the scope of 5～10 weight %.
In addition, chalcogenide compound and phosphorus series compound, it is the phosphorus compounds such as amine salt of additive and phosphorous acid ester, phosphoric acid ester, phosphoric acid ester that sulphur such as sulfuration grease, sulfuration terpenes, olefine sulfide, sulphite are arranged.Its use level is respectively 0.01～5 weight %, preferred 0.1～2 weight %.Also have, in the present invention, zinc dialkyl dithiophosphate, molybdenum dithiocarbamate, molybdenum dithiophosphate are the organometallic compound class.
In addition, lubricant compositions of the present invention can be a lubricating grease, at this moment, thickening material is dispersed in the base oil, present semi-solid with micellar structure, have thixotropy, can enumerate metallic soaps such as soda soap, lithium soap, calcium soap, calcium compound soap, aluminium compound soap, lithium compound soap system, and non-metallic soap systems such as two urea compounds, three urea compounds, Pan are logical, tetrafluoroethylene, silicon-dioxide aerosol, terephthalic acid sodium.Wherein, stability and the good lithium soap of sliding properties are preferred.Particularly in lithium soap, it is preferred that 12-oxystearic acid and lithium hydroxide carry out the hydroxy lithium stearate that saponification reaction obtains.This is because the hydroxy lithium stearate of buying from market easily is dispersed in the lubricating oil, and binding property, oilness are good, can satisfy its requirement.
Amounts of thickener during preparation lubricating grease, the scope of preferred 10～20 weight %.Hardness of grease is relevant with amounts of thickener, and amounts of thickener is many more, can obtain solidifying the high more lubricating grease of sticking power.According to present inventor's experiment, optimal hardness, amounts of thickener is in the scope of 10～30 weight %, the scope of preferred 10～20 weight %.When being lower than 10 weight %, lubricating grease disperses from sliding part, and when being higher than 20 weight %, lubricating grease is really up to the mark, can not get commercial can fertile lubricating grease.
In addition, in use in sewing machine lubricant compositions of the present invention, except that mentioned component, can cooperate the additive that helps of common interpolation such as oxidation inhibitor and rust-preventive agent as required.Oxidation inhibitor can use more than a kind or 2 kinds, and is same, and rust-preventive agent, other help additive can use more than a kind or 2 kinds.In addition,, can add 1 or 2 of oxidation inhibitor or rust-preventive agent, also can add other and help additive more than a kind or 2 kinds as helping additive.Additives such as oil soluble additive, oxidation inhibitor, rust-preventive agent, lubricant compositions both can be lubricating oil, also can be lubricating grease, can use more than a kind or 2 kinds.
As oxidation inhibitor, can use two (4-hydroxyls-3, the 5-di-tert-butyl-phenyl) methane or hindered phenol (the CIBA corporate system represented with following formula, phenol system such as IRGANOX109), and chain reaction stop type oxidation inhibitor such as aromatic amine system such as alkyl diphenylamine, phenyl-1-naphthylamine, and sulphur such as sulfuration grease, sulfurous acid benzyl ester, sulfurous acid diacetyl ester are peroxide breakdown type oxidation inhibitor, and N, metal passivation type oxidation inhibitor such as N-two salicylidenes-1, benzotriazole, benzotriazole derivatives.
As rust-preventive agent, can use rust-preventive agent such as sulfonate system, N-alkyl trimethylene diamine dioleate, fatty amine-amine such as naphthoic acid condenses system, various naphthoate, carboxylicesters, succsinic acid imide, succinate such as naphthalene sulfonate barium.
As metal passivator, be representative with benzotriazole and derivative thereof, also have tetrahydroglyoxaline, pyridine derivate in addition.Wherein, contain the compound of N-C-N key at least, majority is effectively, has the inertia epithelium effect of formation in the metallic surface and prevents oxygenizement.In addition, contain the compound of N-C-S key in addition, because solvability in base oil and volatility etc., benzotriazole derivatives etc. are effective.The cooperation ratio of metal passivator, to base oil preferably in the scope of 0.03～5 weight %.
As dispersion agent, can use silane coupling agent or macromolecular dispersion agent.Macromolecular dispersion agent preferably, wherein, the dispersion agent with polyoxy alkylidene and anhydride group is preferred.As suitable market sale product, for example, the MALIALIM-AKM-0531 that Nof Corp. makes etc.
In lubricating oil composition of the present invention, in not damaging the object of the invention scope, can be as required, cooperate according to purposes that depressant prescription, metal are other additives such as sanitising agent, oiliness improver, tensio-active agent, defoamer, friction regulator, thickening material under the yield point.
Use the sewing machine device of the present invention of above-mentioned use in sewing machine lubricant compositions, be not particularly limited, preferably be suitable for the industrial sewing machines that the high speed needle bar moves up and down.In addition, adopt the position of this lubricant compositions also not limit in the sewing machine device, preferably be suitable for the sliding part of needle bar 7 (beared part among the present invention) and bearing 8 (formation among the present invention is accepted the member of face).The slipping plane of needle bar 7 and bearing 8 accept form the DLC epithelium on one of face.In addition, the part beyond the sliding part of needle bar 7 and bearing 8 also is suitable for.For example, relevant sliding parts such as syringe, cantilever, last axle, lower shaft.
Use in sewing machine lubricant compositions of the present invention for example, except that being suitable for above-mentioned use in sewing machine, also is suitable for various sliding parts such as sleeve pipe, linear guide plate and sewing machine internal wheel driving part.In addition, all sewing machine sliding parts of implementing to electroplate or be coated with also all are suitable for.
As the effect of invention, generally in order to improve sliding properties, consider easily that solid lubricant share, the formation of hard grease and low viscosity base oil etc.Yet general solid lubricant is poor toward the accessibility in gap, can not actually play a role.In addition, simply adopt hard lubricating grease, coating is poor, becomes bulk on the contrary and comes off from sliding part.Must formulate detailed regulation to the lubricating grease that uses.From finding the method that addresses these problems, of the present invention significant.And, adopt lubricant compositions of the present invention by sliding part at sewing machine, can significantly improve the weather resistance of sewing machine sliding part.
Embodiment
Enumerate the clear and definite explanation the present invention of embodiment and comparative example below.
Adopt DOS as base oil, make the use in sewing machine lubricant compositions shown in the table 1.The lubricant of the use in sewing machine lubricant of embodiment 1～4 and comparative example 1～5, (spindle revolutions: 4000rpm, face is pressed: 0.4N/mm to adopt the sewing machine durability-testing machines with similar Fig. 1 structure
2, test period: till sintering stops), implement long duration test.Lubricant is to the about 1cc of the injection rate of bearing portion, test terminated regulation, and control makes the motor current value of main axis rotation, during overcurrent more than producing the rated current value, closes the circuit of motor.Also have, the injection of lubricant only in the early stage.The sewing machine long duration test the results are shown in table 2.The judgement criteria of sewing machine long duration test (sewing machine is made the standard of factory) is as follows.Also have, the lubricating grease ability of market sale is below 500 hours.
Qualified: lubricating oil is more than 1500 hours, and lubricating grease is more than 2500 hours.
Also have, in embodiment shown in the table 1 and comparative example, add same amount the known oxidation inhibitor of conduct alkyl diphenyl base amine and as the benzotriazole of metal passivator and as the succsinic acid imide of rust-preventive agent.In addition, the use level in the table 1 is weight %, the surplus when surplus represents that whole lubricant compositions is 100 weight %.
Also have, in embodiment 1～4 and comparative example 1～5,, the pad of being made by the felt material of market sale is installed at bearing portion two ends for supplying lubricating oil.
The base oil and the additive that use are write a Chinese character in simplified form as follows.
DOS: (HATCO Corp. makes dioctyl sebacate, Hatcol3110)
MM: acrylic acid series macromolecular dispersion agent (Japanese grease system, MALIALIM-AKM-0531)
α-Al: Alpha-alumina (sumitomo chemical company system, SUMICORUNDUM-AA-03; Medium particle diameter 0.32 μ m, purity〉99.9%, below the maximum particle diameter 1 μ m, the amount of particle diameter 10～1000nm is more than 95%)
BN: boron nitride (Mitsui Chemicals corporate system: MBN-250)
Li-S: lithium soap
ADA: alkyl diphenyl base amine
BTA: benzotriazole
SI: succsinic acid imide
Zn: zinc dialkyl dithiophosphate
Mo: molybdenum dithiocarbamate
B0: potassium borate
P: trioctyl phosphate (liquid)
S: olefine sulfide (liquid)
[table 1]
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| DOS | Residual volume | Residual volume | Residual volume | Residual volume | Residual volume | Residual volume | Residual volume | Residual volume | Residual volume |
| MM | 1 | 1 | 1 | 1 | - | - | - | - | - |
| α-Al | 0.1 | 0.1 | 0.1 | 0.1 | - | - | - | - | - |
| BN | - | - | - | - | - | - | - | - | 2 |
| BO | - | 1 | - | 1 | - | 1 | - | 1 | 1 |
| Zn | - | 1 | - | 1 | - | 1 | - | 1 | 1 |
| Mo | - | 1 | - | 1 | - | 1 | - | 1 | 1 |
| P | - | 1 | - | 1 | - | 1 | - | 1 | 1 |
| S | - | 1 | - | 1 | - | 1 | - | 1 | 1 |
| Li-S | - | - | 13 | 13 | - | - | 13 | 13 | 13 |
| ADA | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| BTA | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| SI | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
[table 2]
| The durable time of sewing machine long duration test result (hour) | Judge | |
| Embodiment 1 | 1505 | Qualified |
| Embodiment 2 | 1710 | Qualified |
| Embodiment 3 | 2550 | Qualified |
| Embodiment 4 | 2850 | Qualified |
| Comparative example 1 | 852 | Defective |
| Comparative example 2 | 963 | Defective |
| Comparative example 3 | 1150 | Defective |
| Comparative example 4 | 2015 | Defective |
| Comparative example 5 | 1987 | Defective |
From the sewing machine endurance test result of table 2 as can be known, by adding aluminum oxide, can improve weather resistance greatly.In addition, by share oil soluble additive, prolongs life more.In addition, can confirm to have the long lifetime than known boron nitride as the agent of antifriction consumption.Known aluminum oxide as abrasive can be used as the agent of antifriction consumption, and weather resistance is improved, and is of the present invention significant.The person that do not add the aluminum oxide surpasses the durable time of benchmark.
Claims (9)
1. use in sewing machine lubricant compositions, this lubricant compositions contains base oil and additive, it is by the gap, inject and the slipping plane of the beared part that should support and the gap of opposed bearing surface, wherein, cooperate aluminum oxide 0.01～10 weight % in base oil, the medium particle diameter of this aluminum oxide wherein is in the scope of 10～1000nm in the scope of 100～500nm more than 95%.
2. according to the use in sewing machine lubricant compositions described in the claim 1, wherein, lubricant compositions is lubricating oil or lubricating grease, cooperates oil soluble additive 0.1～15 weight %.
3. according to the use in sewing machine lubricant compositions described in claim 1 or 2, it is characterized in that lubricant compositions is a lubricating grease, amounts of thickener is 10～20 weight %.
4. according to the use in sewing machine lubricant compositions described in the claim 2, wherein, oil soluble additive is selected from the compound more than a kind in organometallic compound, boron compound, phosphorus compound, the sulphur compound.
5. according to the use in sewing machine lubricant compositions described in claim 1 or 2, wherein, in base oil, cooperate the additive that helps more than a kind or 2 kinds that is selected from oxidation inhibitor, rust-preventive agent, metal passivator, the dispersion agent to constitute.
6. according to the use in sewing machine lubricant compositions described in the claim 1, wherein, base oil is the hydrocarbon system base oil.
7. according to the use in sewing machine lubricant compositions described in the claim 1, wherein, aluminum oxide is an Alpha-alumina.
8. according to the use in sewing machine lubricant compositions described in claim 1 or 7, wherein, aluminum oxide cooperates 0.05～1 weight % in base oil.
9. a sewing machine device is characterized in that, uses any one described use in sewing machine lubricant compositions in the claim 1,2,4 or 6.
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| JP2003434994A JP4473569B2 (en) | 2003-12-26 | 2003-12-26 | Lubricant composition for sewing machine |
| JP2003434994 | 2003-12-26 |
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| EP2402422B1 (en) | 2006-01-31 | 2014-06-11 | Nissan Motor Co., Ltd | Nanoparticle-containing lubricating oil compositions |
| JPWO2007116725A1 (en) * | 2006-03-30 | 2009-08-20 | 新日鐵化学株式会社 | Lubricating base oil |
| US8741821B2 (en) | 2007-01-03 | 2014-06-03 | Afton Chemical Corporation | Nanoparticle additives and lubricant formulations containing the nanoparticle additives |
| CN100567442C (en) * | 2007-07-24 | 2009-12-09 | 河南科技大学 | Bearing vibration-reducing chemical milling agent and using method thereof |
| RU2013149399A (en) * | 2011-04-07 | 2015-05-20 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | LUBRICANT COMPOSITION AND METHOD FOR USING THE LUBRICANT COMPOSITION |
| JP6140477B2 (en) * | 2013-03-01 | 2017-05-31 | 協同油脂株式会社 | SEWING GREASE COMPOSITION AND SEWING MACHINE USING THE SAME |
| CN104804810A (en) * | 2015-05-13 | 2015-07-29 | 吴江市震宇缝制设备有限公司 | High-adhesion lubricating grease for sewing machine |
| JP6610841B1 (en) * | 2017-12-25 | 2019-11-27 | 日本精工株式会社 | Urea-based grease composition and rolling bearing containing the same |
| US11643615B2 (en) | 2017-12-25 | 2023-05-09 | Nsk Ltd. | Lubricant composition |
| JP2021161382A (en) * | 2020-03-31 | 2021-10-11 | 本田技研工業株式会社 | Grease composition for constant velocity joint |
| EP3995562A1 (en) * | 2020-11-05 | 2022-05-11 | Adt Mot Ag | Additive, use of a lubricating oil composition, method for producing an additive, lubricating oil composition, method of conditioning a combustion engine and combustion engine |
| WO2024004777A1 (en) * | 2022-06-29 | 2024-01-04 | 株式会社Adeka | Grease composition |
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| CN1504551A (en) * | 2002-11-05 | 2004-06-16 | 新日铁化学株式会社 | Lubricant composition for sewing machines |
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