CN108192714A - 一种磨削液的制备方法 - Google Patents
一种磨削液的制备方法 Download PDFInfo
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Abstract
本发明公开了一种磨削液的制备方法,属于磨削液领域。本发明还加入以水溶性壳聚糖为原料,甲基氯、相转移催化剂为辅料制备阳离子表面活性剂,由于水溶性壳聚糖具有抗菌性,从而保证了磨削液长期循环使用不变质,同时能够将切削下来的金属粉末吸附到水溶性壳聚糖结构上,增大吸附面积,增大了金属粉末的沉降作用,且稳定性好,因此本发明磨削液分散颗粒细,清洗能力好,沉降性能强,操作现场无火灾隐患,工作液不含亚硝酸盐等有害物质,无刺激性气味,对皮肤无毒害、无刺激。本发明解决了目前磨削液无法解决加工过程中易对金属表面划伤,以及对金属的腐蚀的问题。
Description
技术领域
本发明属于磨削液领域,具体涉及一种磨削液的制备方法。
背景技术
磨削液是磨削加工重要的配套材料,在磨削加工过程中,砂轮和材料之间既发生切削又发生刻划和划擦,产生大量的磨削热,与车削、铣刀等切削方式不同,车削、铣刀切削方式大约有70~80%的热量聚集在切屑上流走,传入工件的约占10~20%,传入刀具的则不到5%,但磨削加工由于被切削的金属较薄,大约60~90%的热量被传入工件,仅有不到10%的热量被磨削带走,产生了大量的磨削热,磨削区温度可达400~1000℃左右,在这样的高温下,材料会发生变形和烧伤,砂轮也会严重磨损,磨削质量下降。在通常情况下磨削加T都会使用磨削液,将大量的磨削热带走,降低磨削区的温度。有效地使用磨削液可提高切削速度30%,降低温度到100~150℃,减少切削力10~30%,延长砂轮使用寿命4~5倍。
目前磨削液锯片磨削液主要由润滑剂、防锈添加剂、稳定剂等成份组成,在实际使用中容易对金属表面造成腐蚀,给使用者带来很大的不便,因此亟需一种无腐蚀性且环保的磨削液。
发明内容
本发明所要解决的技术问题:针对目前磨削液无法解决加工过程中易对金属表面划伤,以及对金属的腐蚀的问题,提供一种磨削液的制备方法。
为解决上述技术问题,本发明采用如下所述的技术方案是:
一种磨削液的制备方法,,该制备方法包括如下步骤:
(1)按质量比1:10~20,将硅烷偶联剂、水进行混合,调节pH至5~6,并搅拌,得搅拌液,按质量比1:7~8,将纳米四氧化三铁、搅拌液进行混合,超声分散,在温度70~80℃下搅拌,过滤,得滤渣,将滤渣在温度90~100℃下干燥,研磨,得研磨物;
(2)按重量份数计,取40~50份蒸馏水、10~15份聚氧乙烯辛基苯酚醚-10、5~6份研磨物、1~2份丙烯酸乙酯、0.4~0.8份十二烷基硫酸钠、0.1~0.2份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散,加入丙烯酸乙酯,乳化,滴加引发剂,通入氮气保护,在温度60~70℃下搅拌,用滤纸过滤2~3次,得滤液;
(3)按重量份数计,取40~50份去离子水、20~25份植酸钠溶液、5~6份聚乙烯醇、1~2份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并搅拌 ,加入聚乙二醇,搅拌,得搅拌液,按质量比10~15:3~4,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取30~40份水、10~15份乙醇、5~6份水溶性壳聚糖、1~2份卤代烷、0.1~0.2份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度38~40℃下搅拌,滴加甲基氯,升温至70~80℃ ,加入相转移催化剂,搅拌,待冷却至室温,调节pH 值至6~7,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度50~60℃下烘干,得烘干物,按质量比10~15:1~2:0.1~0.2,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
所述步骤(1)中硅烷偶联剂是γ-氨丙基三乙氧基硅烷、γ-丙基三甲氧基硅烷其中的任意一种。
所述步骤(2)中引发剂是过硫酸钾、过硫酸铵其中的任意一种。
所述步骤(4)中相转移催化剂是苄基三乙基氯化铵、四丁基溴化铵、四丁基氯化铵其中的任意一种。
所述步骤(4)中消泡剂是聚氧乙烯聚氧丙醇胺醚、聚氧丙烯甘油醚其中的任意一种。
本发明与其他方法相比,有益技术效果是:
(1)本发明由于纳米颗粒在摩擦过程中具有较高的扩散能力和自扩散能力,容易在金属表面形成具有极佳抗磨性能的渗透层在摩擦表面,既存在着摩擦副表面物质磨损的过程,同时也存在纳米粒子向摩擦副表面沉积的过程,从而进一步对加工金属表面起到很好的修复和修正作用,且利用硅烷偶联剂对纳米颗粒进行改性,水解的硅烷偶联剂能够与纳米四氧化三铁的表面羟基发生作用,使其达到表面改性的效果,从而在润滑乳液中达到较好的分散与亲和性,使得纳米颗粒-聚丙烯酸乙酯复合乳液能够提高磨削液的承载能力,降低磨损量,同时还加入以植酸为原料,以聚乙烯醇和聚乙二醇复配作为载体制备环保型防锈膜,与复合乳液结合,不仅达到软化的效果,更是使膜的表面更加光滑,使防锈膜的表观性能更好,且防锈膜能在金属表面形成了一层致密的保护膜,阻隔了基体与空气中的氧气、水分的直接接触,隔绝外界环境,从而使磨削液还能起到缓蚀防锈的作用。
(2)本发明还加入以水溶性壳聚糖为原料,甲基氯、相转移催化剂为辅料制备
阳离子表面活性剂,由于水溶性壳聚糖具有抗菌性,从而保证了磨削液长期循环使用不变质,同时能够将切削下来的金属粉末吸附到水溶性壳聚糖结构上,增大吸附面积,增大了金属粉末的沉降作用,且稳定性好,因此本发明磨削液分散颗粒细,清洗能力好,沉降性能强,操作现场无火灾隐患,工作液不含亚硝酸盐等有害物质,无刺激性气味,对皮肤无毒害、无刺激。
具体实施方式
水溶性壳聚糖购于南通绿神生物工程有限公司。
硅烷偶联剂是γ-氨丙基三乙氧基硅烷、γ-丙基三甲氧基硅烷其中的任意一种。
引发剂是过硫酸钾、过硫酸铵其中的任意一种。
相转移催化剂是苄基三乙基氯化铵、四丁基溴化铵、四丁基氯化铵其中的任意一种。
消泡剂是聚氧乙烯聚氧丙醇胺醚、聚氧丙烯甘油醚其中的任意一种。
一种磨削液的制备方法,该制备方法包括如下步骤:
(1)按质量比1:10~20,将硅烷偶联剂、水进行混合,调节pH至5~6,并以300~400r/min搅拌4~5min,得搅拌液,按质量比1:7~8,将纳米四氧化三铁、搅拌液进行混合,超声分散25~30min,在温度70~80℃,200~300r/min下搅拌0.5~1h,过滤,得滤渣,将滤渣在温度90~100℃下干燥1~2h,研磨,得研磨物;
(2)按重量份数计,取40~50份蒸馏水、10~15份聚氧乙烯辛基苯酚醚-10、5~6份研磨物、1~2份丙烯酸乙酯、0.4~0.8份十二烷基硫酸钠、0.1~0.2份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散8~10h,加入丙烯酸乙酯,以300~400r/min乳化25~30min,滴加引发剂,通入氮气保护,在温度60~70℃下搅拌4~5h,用滤纸过滤2~3次,得滤液;
(3)按重量份数计,取40~50份去离子水、20~25份植酸钠溶液、5~6份聚乙烯醇、1~2份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并以200~300r/min搅拌 8~10min,加入聚乙二醇,搅拌25~30 min,得搅拌液,按质量比10~15:3~4,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取30~40份水、10~15份乙醇、5~6份水溶性壳聚糖、1~2份卤代烷、0.1~0.2份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度38~40℃下搅拌25~30min,滴加甲基氯,升温至70~80℃ ,加入相转移催化剂,搅拌7~8 h,待冷却至室温,调节pH 值至6~7,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度50~60℃下烘干,得烘干物,按质量比10~15:1~2:0.1~0.2,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
实施例1
水溶性壳聚糖购于南通绿神生物工程有限公司。
硅烷偶联剂是γ-氨丙基三乙氧基硅烷。
引发剂是过硫酸钾。
相转移催化剂是苄基三乙基氯化铵。
消泡剂是聚氧乙烯聚氧丙醇胺醚。
一种磨削液的制备方法,该制备方法包括如下步骤:
(1)按质量比1:10,将硅烷偶联剂、水进行混合,调节pH至5,并以300r/min搅拌4min,得搅拌液,按质量比1:7,将纳米四氧化三铁、搅拌液进行混合,超声分散25 min,在温度70℃,200r/min下搅拌0.5h,过滤,得滤渣,将滤渣在温度90℃下干燥1h,研磨,得研磨物;
(2)按重量份数计,取40份蒸馏水、10份聚氧乙烯辛基苯酚醚-10、5份研磨物、1份丙烯酸乙酯、0.4份十二烷基硫酸钠、0.1份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散8h,加入丙烯酸乙酯,以300r/min乳化25min,滴加引发剂,通入氮气保护,在温度60℃下搅拌4h,用滤纸过滤2次,得滤液;
(3)按重量份数计,取40份去离子水、20份植酸钠溶液、5份聚乙烯醇、1份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并以200r/min搅拌 8min,加入聚乙二醇,搅拌25min,得搅拌液,按质量比10:3,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取30份水、10份乙醇、5份水溶性壳聚糖、1份卤代烷、0.1份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度38℃下搅拌25min,滴加甲基氯,升温至70℃ ,加入相转移催化剂,搅拌7h,待冷却至室温,调节pH 值至6,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度50℃下烘干,得烘干物,按质量比10:1:0.1,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
实施例2
水溶性壳聚糖购于南通绿神生物工程有限公司。
硅烷偶联剂是γ-丙基三甲氧基硅烷。
引发剂是过硫酸铵。
相转移催化剂是四丁基溴化铵。
消泡剂是聚氧丙烯甘油醚。
一种磨削液的制备方法,该制备方法包括如下步骤:
(1)按质量比1:20,将硅烷偶联剂、水进行混合,调节pH至6,并以400r/min搅拌5min,得搅拌液,按质量比1:8,将纳米四氧化三铁、搅拌液进行混合,超声分散30 min,在温度80℃,300r/min下搅拌1h,过滤,得滤渣,将滤渣在温度100℃下干燥2h,研磨,得研磨物;
(2)按重量份数计,取50份蒸馏水、15份聚氧乙烯辛基苯酚醚-10、6份研磨物、2份丙烯酸乙酯、0.8份十二烷基硫酸钠、0.2份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散10h,加入丙烯酸乙酯,以400r/min乳化30min,滴加引发剂,通入氮气保护,在温度70℃下搅拌5h,用滤纸过滤3次,得滤液;
(3)按重量份数计,取50份去离子水、25份植酸钠溶液、6份聚乙烯醇、2份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并以300r/min搅拌 10min,加入聚乙二醇,搅拌30 min,得搅拌液,按质量比15:4,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取40份水、15份乙醇、6份水溶性壳聚糖、2份卤代烷、0.2份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度40℃下搅拌30min,滴加甲基氯,升温至80℃ ,加入相转移催化剂,搅拌8h,待冷却至室温,调节pH 值至7,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度60℃下烘干,得烘干物,按质量比15:2:0.2,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
实施例3
水溶性壳聚糖购于南通绿神生物工程有限公司。
硅烷偶联剂是γ-氨丙基三乙氧基硅烷。
引发剂是过硫酸铵。
相转移催化剂是四丁基氯化铵。
消泡剂是聚氧丙烯甘油醚。
一种磨削液的制备方法,该制备方法包括如下步骤:
(1)按质量比1:15,将硅烷偶联剂、水进行混合,调节pH至5.5,并以350r/min搅拌4.5min,得搅拌液,按质量比1:7.5,将纳米四氧化三铁、搅拌液进行混合,超声分散27.5min,在温度75℃,250r/min下搅拌0.75h,过滤,得滤渣,将滤渣在温度95℃下干燥1.5h,研磨,得研磨物;
(2)按重量份数计,取45份蒸馏水、12.5份聚氧乙烯辛基苯酚醚-10、5.5份研磨物、1.5份丙烯酸乙酯、0.6份十二烷基硫酸钠、0.15份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散9h,加入丙烯酸乙酯,以350r/min乳化27.5min,滴加引发剂,通入氮气保护,在温度65℃下搅拌4.5h,用滤纸过滤2次,得滤液;
(3)按重量份数计,取45份去离子水、22.5份植酸钠溶液、5.5份聚乙烯醇、1.5份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并以250r/min搅拌9min,加入聚乙二醇,搅拌27.5min,得搅拌液,按质量比12.5:3.5,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取35份水、12.5份乙醇、5.5份水溶性壳聚糖、1.5份卤代烷、0.15份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度39℃下搅拌27.5min,滴加甲基氯,升温至75℃ ,加入相转移催化剂,搅拌7.5h,待冷却至室温,调节pH 值至6.5,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度55℃下烘干,得烘干物,按质量比12.5:1.5:0.15,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
对比例:常州市某公司生产的磨削液。
对于实施例的磨削液与对比例的磨削液均进行消泡性试验、沉降性试验和防锈性试验,具体试验过程如下:
1、消泡性试验
各取一定量的磨削液原液,加蒸馏水稀释,配置为5%浓度的稀释液并倒入具塞量筒中,塞紧具塞量筒的塞子,摇晃,观察稀释液的消泡情况并记录消泡时间。
2、沉降性试验
在装有5%浓度的稀释液的具塞量筒中,分别加入等量的石墨粉,摇晃,观察石墨粉的沉降情况并记录沉降时间。
3、防锈性试验
参照GB/T6144-2010《合成切削液》的5.6节“腐蚀性试验”进行一级灰口铸铁防锈性试验,分别对磨削液原液进行稀释。
4、分层试验
工作8小时后取循环液进行静置比较,记录分层时间。所有测试结果如表1所示。
表1:
综合上述,本发明的磨削液综合性能均优于市售磨削液,值得推广使用。
Claims (5)
1.一种磨削液的制备方法,其特征在于,该制备方法包括如下步骤:
(1)按质量比1:10~20,将硅烷偶联剂、水进行混合,调节pH至5~6,并搅拌,得搅拌液,按质量比1:7~8,将纳米四氧化三铁、搅拌液进行混合,超声分散,在温度70~80℃下搅拌,过滤,得滤渣,将滤渣在温度90~100℃下干燥,研磨,得研磨物;
(2)按重量份数计,取40~50份蒸馏水、10~15份聚氧乙烯辛基苯酚醚-10、5~6份研磨物、1~2份丙烯酸乙酯、0.4~0.8份十二烷基硫酸钠、0.1~0.2份引发剂,将研磨物、聚氧乙烯辛基苯酚醚-10、十二烷基硫酸钠、蒸馏水进行混合,超声分散,加入丙烯酸乙酯,乳化,滴加引发剂,通入氮气保护,在温度60~70℃下搅拌,用滤纸过滤2~3次,得滤液;
(3)按重量份数计,取40~50份去离子水、20~25份植酸钠溶液、5~6份聚乙烯醇、1~2份聚乙二醇,将植酸钠溶液、去离子水、聚乙烯醇进行混合,并搅拌 ,加入聚乙二醇,搅拌,得搅拌液,按质量比10~15:3~4,将滤液、搅拌液进行混合,搅拌均匀,得搅拌混合液;
(4)按重量份数计,取30~40份水、10~15份乙醇、5~6份水溶性壳聚糖、1~2份卤代烷、0.1~0.2份相转移催化剂,将水溶性壳聚糖、水进行混合,在温度38~40℃下搅拌,滴加甲基氯,升温至70~80℃ ,加入相转移催化剂,搅拌,待冷却至室温,调节pH 值至6~7,加入乙醇进行沉淀,抽滤,得沉淀物,将沉淀物用乙醇洗涤,在温度50~60℃下烘干,得烘干物,按质量比10~15:1~2:0.1~0.2,将搅拌混合液、烘干物、消泡剂进行混合,搅拌均匀,即得磨削液。
2.根据权利要求1磨削液的制备方法,其特征在于,所述步骤(1)中硅烷偶联剂是γ-氨丙基三乙氧基硅烷、γ-丙基三甲氧基硅烷其中的任意一种。
3.根据权利要求1磨削液的制备方法,其特征在于,所述步骤(2)中引发剂是过硫酸钾、过硫酸铵其中的任意一种。
4.根据权利要求1磨削液的制备方法,其特征在于,所述步骤(4)中相转移催化剂是苄基三乙基氯化铵、四丁基溴化铵、四丁基氯化铵其中的任意一种。
5.根据权利要求1磨削液的制备方法,其特征在于,所述步骤(4)中消泡剂是聚氧乙烯聚氧丙醇胺醚、聚氧丙烯甘油醚其中的任意一种。
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CN108641800A (zh) * | 2018-07-02 | 2018-10-12 | 程敏 | 一种用于水晶加工的切削液 |
CN109097178A (zh) * | 2018-09-20 | 2018-12-28 | 薛向东 | 一种水溶性多晶硅片切削液的制备方法 |
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CN109097178A (zh) * | 2018-09-20 | 2018-12-28 | 薛向东 | 一种水溶性多晶硅片切削液的制备方法 |
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