CN105925350A - 一种用于切削加工的准干式润滑油及其制备方法 - Google Patents
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Abstract
本发明公开了一种用于切削加工的准干式润滑油,本发明的润滑油对环境人体友好,Ph值中性;加工中低烟雾无臭味,不刺激眼睛和皮肤;在高压流动时不易产生泡沫与雾化,始终能保持流动性,冷却性表现突出;挥发损耗小,使用寿命5年左右,其中只需补充损耗,不用更换;抗磨性表现突出,可取代或相溶于绝大多数的国产的、进口的冷却油;具有较好的边界润滑性,优良的耐高温性,良好的耐极压性,明显的低烟雾性;短期防锈,加工后免清洗,不用再上防锈油,使用、维护方便;较好的耐高温性,有一定的极压性。
Description
技术领域
本发明涉及一种润滑油,尤其涉及一种用于切削加工的准干式润滑油及其制备方法。
背景技术
准干式润滑油是应用在高速机床上进行微量、准干式切削时的润滑冷却液。干燥的压缩空气进入气缸,将气缸里的切削油雾化后,高压喷淋在刀具上,实现环保、低耗的微量润滑。传统的准干式润滑油在加工中容易产生烟雾,且有臭味,污染了工作环境,损害了人体健康。此外,传统的准干式润滑油挥发损耗较高,使用寿命短。
发明内容
本发明所要解决的技术问题是提供一种挥发损耗较低,使用量极少,加工中低烟雾无臭味,用于高速切削加工的准干式润滑油及其制备方法。
本发明解决上述技术问题所采用的技术方案为:
一种用于切削加工的准干式润滑油,它是由下述重量份的原料组成的:
聚异丁烯2-3、聚醋酸乙烯酯3-4、十二烯基丁二酸1-2、二烷基对二苯酚0.1-0.13、乙酰化羊毛脂0.06-0.1、石油磺酸钙0.05-0.08、氰尿酸锌0.01-0.02、磷酸三甲酚酯0.1-0.2、硫化烯烃棉籽油T405 3-5、75SN基础油30-50、牛脂胺0.03-0.05、二硫化钼0.1-0.2、三乙醇胺硼酸酯0.4-1、聚α-烯烃合成油30-40、脂肪酸酯2-8、D130溶剂油10-16。
上述的准干式润滑油的制备方法,包括以下步骤:
(1)取聚异丁烯,加入到聚醋酸乙烯酯中,送入50-60℃的水浴中,保温搅拌10-13分钟,得粘结剂;
(2)将十二烯基丁二酸加入到其重量10-12倍的无水乙醇中,搅拌均匀,加入二烷基对二苯酚,在60-70℃下保温搅拌3-4分钟,得抗锈醇液;
(3)将乙酰化羊毛脂与石油磺酸钙混合,加入到混合料重量6-10倍的去离子水中,搅拌均匀,滴加3-4mol/l的氢氧化钠,调节pH为10-13,升高温度为70-75℃,保温搅拌20-34分钟,加入氰尿酸锌,搅拌至常温,得稳定剂溶液;
(4)将磷酸三甲酚酯加入到硫化烯烃棉籽油T405中,再加入75SN基础油和牛脂胺,搅拌均匀,为油分散液;
(5)将二硫化钼与三乙醇胺硼酸酯混合,加入到聚α-烯烃合成油中,升高温度为60-65℃,再加入脂肪酸酯,保温搅拌10-15分钟,得减摩油溶液,调节pH为7;
(6)将处理后的各原料与剩余各原料混合,搅拌均匀,脱水,送入到反应釜中,在68-75℃下搅拌混合2-3小时,将反应釜温度降低到50-60℃,不断搅拌至常温,过滤后得到准干式润滑油。
本发明的优点是:
本发明的润滑油对环境人体友好,不刺激眼睛和皮肤;冷却性表现突出;挥发损耗小,使用量是普通同类油的1/5-1/10,可长期使用,无需更换。
抗磨性表现突出,具有较好的边界润滑性,优良的耐高温性,良好的耐极压性,明显的低烟雾性;短期防锈,加工后免清洗,不用再上防锈油,使用、维护方便。
具体实施方式
实施例1
一种用于切削加工的准干式润滑油,它是由下述重量份的原料组成的:
聚异丁烯2、聚醋酸乙烯酯4、十二烯基丁二酸1、二烷基对二苯酚0.13、乙酰化羊毛脂0.1、石油磺酸钙0.05、氰尿酸锌0.02、磷酸三甲酚酯0.1、硫化烯烃棉籽油T405 3、75SN基础油30、牛脂胺0.05、二硫化钼0.1、三乙醇胺硼酸酯1、聚α-烯烃合成油30、脂肪酸酯8、D130溶剂油10。
上述的准干式润滑油的制备方法,包括以下步骤:
(1)取聚异丁烯,加入到聚醋酸乙烯酯中,送入50℃的水浴中,保温搅拌13分钟,得粘结剂;
(2)将十二烯基丁二酸加入到其重量12倍的无水乙醇中,搅拌均匀,加入二烷基对二苯酚,在60℃下保温搅拌4分钟,得抗锈醇液;
(3)将乙酰化羊毛脂与石油磺酸钙混合,加入到混合料重量10倍的去离子水中,搅拌均匀,滴加3mol/l的氢氧化钠,调节pH为10,升高温度为70℃,保温搅拌34分钟,加入氰尿酸锌,搅拌至常温,得稳定剂溶液;
(4)将磷酸三甲酚酯加入到硫化烯烃棉籽油T405中,再加入75SN基础油和牛脂胺,搅拌均匀,为油分散液;
(5)将二硫化钼与三乙醇胺硼酸酯混合,加入到聚α-烯烃合成油中,升高温度为60℃,再加入脂肪酸酯,保温搅拌15分钟,得减摩油溶液,调节pH为7;
(6)将处理后的各原料与剩余各原料混合,搅拌均匀,脱水,送入到反应釜中,在68℃下搅拌混合3小时,将反应釜温度降低到50℃,不断搅拌至常温,过滤后得到准干式润滑油。
实施例2
一种用于切削加工的准干式润滑油,它是由下述重量份的原料组成的:
聚异丁烯3、聚醋酸乙烯酯3、十二烯基丁二酸2、二烷基对二苯酚0.1、乙酰化羊毛脂0.06、石油磺酸钙0.08、氰尿酸锌0.01、磷酸三甲酚酯0.2、硫化烯烃棉籽油T4055、75SN基础油40、牛脂胺0.03、二硫化钼0.2、三乙醇胺硼酸酯0.4、聚α-烯烃合成油40、脂肪酸酯2、D130溶剂油16。
上述的准干式润滑油的制备方法,包括以下步骤:
(1)取聚异丁烯,加入到聚醋酸乙烯酯中,送入60℃的水浴中,保温搅拌10分钟,得粘结剂;
(2)将十二烯基丁二酸加入到其重量10倍的无水乙醇中,搅拌均匀,加入二烷基对二苯酚,在70℃下保温搅拌3分钟,得抗锈醇液;
(3)将乙酰化羊毛脂与石油磺酸钙混合,加入到混合料重量6倍的去离子水中,搅拌均匀,滴加4mol/l的氢氧化钠,调节pH为13,升高温度为75℃,保温搅拌20分钟,加入氰尿酸锌,搅拌至常温,得稳定剂溶液;
(4)将磷酸三甲酚酯加入到硫化烯烃棉籽油T405中,再加入75SN基础油和牛脂胺,搅拌均匀,为油分散液,调节pH为7;
(5)将二硫化钼与三乙醇胺硼酸酯混合,加入到聚α-烯烃合成油中,升高温度为65℃,再加入脂肪酸酯,保温搅拌10分钟,得减摩油溶液;
(6)将处理后的各原料与剩余各原料混合,搅拌均匀,脱水,送入到反应釜中,在75℃下搅拌混合2小时,将反应釜温度降低到60℃,不断搅拌至常温,过滤后得到准干式润滑油。
实施例3
一种用于切削加工的准干式润滑油,它是由下述重量份的原料组成的:
聚异丁烯2.5、聚醋酸乙烯酯3.5、十二烯基丁二酸1.5、二烷基对二苯酚0.11、乙酰化羊毛脂0.08、石油磺酸钙0.07、氰尿酸锌0.015、磷酸三甲酚酯0.15、硫化烯烃棉籽油T405 4、75SN基础油50、牛脂胺0.04、二硫化钼0.15、三乙醇胺硼酸酯0.7、聚α-烯烃合成油35、脂肪酸酯5、D130溶剂油13。
上述的准干式润滑油的制备方法,包括以下步骤:
(1)取聚异丁烯,加入到聚醋酸乙烯酯中,送入55℃的水浴中,保温搅拌12分钟,得粘结剂;
(2)将十二烯基丁二酸加入到其重量11倍的无水乙醇中,搅拌均匀,加入二烷基对二苯酚,在65℃下保温搅拌3.5分钟,得抗锈醇液;
(3)将乙酰化羊毛脂与石油磺酸钙混合,加入到混合料重量8倍的去离子水中,搅拌均匀,滴加3.5mol/l的氢氧化钠,调节pH为11,升高温度为73℃,保温搅拌27分钟,加入氰尿酸锌,搅拌至常温,得稳定剂溶液;
(4)将磷酸三甲酚酯加入到硫化烯烃棉籽油T405中,再加入75SN基础油和牛脂胺,搅拌均匀,为油分散液;
(5)将二硫化钼与三乙醇胺硼酸酯混合,加入到聚α-烯烃合成油中,升高温度为62℃,再加入脂肪酸酯,保温搅拌13分钟,得减摩油溶液,调节pH为7;
(6)将处理后的各原料与剩余各原料混合,搅拌均匀,脱水,送入到反应釜中,在71℃下搅拌混合2.5小时,将反应釜温度降低到55℃,不断搅拌至常温,过滤后得到准干式润滑油。
对本实施例准干式润滑油的性能测试如下表:
检测项目 | 数据 |
液体外观 | 淡黄色或无色 |
运动粘度(40℃)mm2/s | 13-16 |
闪点(开口),℃ | 156 |
凝点,℃-5 | 合格 |
pH | 7 |
腐蚀(铸铁片、钢片100℃,3h) | 合格 |
球面烧结负荷(PD),N不小于 | 1563 |
(一)使用量实验测试例1:
加工机床:台湾原装匠泽型号850;规格:BT40主轴,主轴8000转,三菱M64S***,行程800X500X500MM,带16把斗立式刀库,X,Y,Z轴硬轨,机床精度0.02mm以内;
加工工件:某品牌汽车仪表盘出风口模具;
加工时间:每天加工16小时;
加工材质:进口优质碳素钢S55C;
测试结果:通过同品牌同规格加工机床、同样加工参数、同样材质、同样型腔工件、同样加工时间,在以上“5个相同”条件下,经过54小时的使用,根据油箱液面高度的变化,在对比“记录下划线降低数据”,取得数据,通过数据大小的对比,简单得出切削的使用损耗量。如此证明,本发明的使用量与普通切削油的使用量详见下表对比。
使用量实验测试对比表:
(二)使用量实验测试例2:
加工机床:台湾原装匠泽型号850;规格:BT40主轴,主轴8000转,三菱M64S***,行程800X500X500MM,带16把斗立式刀库,X,Y,Z轴硬轨,机床精度0.02mm以内;
加工工件:某品牌汽车车灯导光条模具;
加工时间:每天加工16小时;
加工材质:进口优质碳素钢S55C;
测试结果:测试结果:通过同品牌同规格加工机床、同样加工参数、同样材质、同样型腔工件、同样加工时间,在以上“5个相同”条件下,经过54小时的使用,根据油箱液面高度的变化,在对比“记录下划线降低数据”,取得数据,通过数据大小的对比,简单得出切削的使用损耗量。如此证明,本发明的使用量与普通切削油的使用量详见下表对比。
通过上述表格可以看出,本发明的切削油挥发损耗小,使用量是普通同类油的1/5-1/10,可长期使用,无需更换。
(三)抗磨性实验测试例:
加工机床:台湾原装匠泽型号850;规格:BT40主轴,主轴8000转,三菱M64S***,行程800X500X500MM,带16把斗立式刀库,X,Y,Z轴硬轨,机床精度0.02mm以内;
本发明与普通切削油使用半年后的理化指标对比如下:
理化指标 | 本发明 | 普通切削油 |
运动粘度(40℃),㎜2/s | 15 | 37 |
闪点(开口),℃ | 151 | 155 |
球面烧结负荷(PD),N | 1470 | 550 |
其中,运动粘度反映油品沉降性,闪点反映油品安全性,球面烧结负荷反映油品抗磨性,从上述理化指标表可以看出,本发明在使用半年后的球面烧结负荷实测值仍接近新油指标。
附,添加剂性能及生产厂家及性能指标简介:
(1)硫化烯烃棉籽油T405-上海洪泽化工;
T405是一款棕红色、微气味的非活性硫化极压抗磨剂,具有粘度大、黏附性强、油膜厚、抗磨性高、经济性好的特点,适于在冲压拉伸等塑性变形工艺中使用,调和低端冲压油、拉伸油;在润滑脂行业也有很广的应用范围。技术指标:硫含量:9.5%;运动粘度mm2/s(40℃):400-450;闪点(开口)≥220℃。
(2)75SN基础油-上海炼油厂;
技术指标:运动粘度mm2/s(40℃)28.32;闪点(开口)℃170;凝点℃-10;浊点-5;酸值(mgKOH/g)0.003;粘度指数105;水份%无;破乳化(40-37-3),54℃。
(3)D130溶剂油-清江石化;
D130溶剂油是采用加氢原料经过精密蒸馏切割、精制而成,产品具有良好的氧化安定性、化学稳定性和光安定性,能满足对无毒并有苛刻要求生产工艺的使用。技术指标:初馏点,℃:≥230;干点,℃:≤310;密度(20℃),kg/m3:815;闪点(闭口),℃:≥95;粘度(40℃),mm2/s:≥2.5;芳烃含量,m%:≤0.2;硫含量,mg/kg:≤2.0;溴值,mgBr/100g:≤40。
(4)聚α-烯烃-大连石化;
聚α烯烃(PAO)是由乙烯经聚合反应制成α烯烃,再进一步经聚合及氢化而制成。它是最常用的合成润滑油基础油。技术指标:运动粘度(40℃):16.8;密度,lb/gal:6.82;闪点,℃:226;着火点,℃:253;挥发性,wt%:13.4。
Claims (2)
1.一种用于切削加工的准干式润滑油,其特征在于,它是由下述重量份的原料组成的:
聚异丁烯2-3、聚醋酸乙烯酯3-4、十二烯基丁二酸1-2、二烷基对二苯酚0.1-0.13、乙酰化羊毛脂0.06-0.1、石油磺酸钙0.05-0.08、氰尿酸锌0.01-0.02、磷酸三甲酚酯0.1-0.2、硫化烯烃棉籽油T405 3-5、75SN基础油30-50、牛脂胺0.03-0.05、二硫化钼0.1-0.2、三乙醇胺硼酸酯0.4-1、聚α-烯烃合成油30-40、脂肪酸酯2-8、D130溶剂油10-16。
2.权利要求1所述的准干式润滑油的制备方法,其特征在于,包括以下步骤:
(1)取聚异丁烯,加入到聚醋酸乙烯酯中,送入50-60℃的水浴中,保温搅拌10-13分钟,得粘结剂;
(2)将十二烯基丁二酸加入到其重量10-12倍的无水乙醇中,搅拌均匀,加入二烷基对二苯酚,在60-70℃下保温搅拌3-4分钟,得抗锈醇液;
(3)将乙酰化羊毛脂与石油磺酸钙混合,加入到混合料重量6-10倍的去离子水中,搅拌均匀,滴加3-4mol/l的氢氧化钠,调节pH为10-13,升高温度为70-75℃,保温搅拌20-34分钟,加入氰尿酸锌,搅拌至常温,得稳定剂溶液;
(4)将磷酸三甲酚酯加入到硫化烯烃棉籽油T405中,再加入75SN基础油和牛脂胺,搅拌均匀,为油分散液;
(5)将二硫化钼与三乙醇胺硼酸酯混合,加入到聚α-烯烃合成油中,升高温度为60-65℃,再加入脂肪酸酯,保温搅拌10-15分钟,得减摩油溶液,调节pH为7;
(6)将处理后的各原料与剩余各原料混合,搅拌均匀,脱水,送入到反应釜中,在68-75℃下搅拌混合2-3小时,将反应釜温度降低到50-60℃,不断搅拌至常温,过滤后得到准干式润滑油。
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