CN106520296A - 一种铅合金旋压加工工艺润滑剂组合物 - Google Patents
一种铅合金旋压加工工艺润滑剂组合物 Download PDFInfo
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Abstract
本发明公开了一种铅合金旋压加工工艺润滑剂组合物,采用HMI 200号基础油作为基础油,配合多种复合添加剂。包括:抗氧剂、金属减活剂、油性剂、摩擦改进剂、极压剂、防锈剂、抗泡剂、抗氧抗腐剂、抗磨剂等。本发明的组合物具有良好的冷却性、润滑性、极压抗磨承载性、浸润性、扩散性、清洗性、防锈性、抗氧防腐性、抗氧化安定性、抗剪切安定性、粘附性,油膜厚度均匀,减少表面擦伤和划痕,提高加工效率,延长模具使用寿命。
Description
技术领域
本发明一种铅合金旋压加工工艺润滑剂组合物属于铅合金旋压加工工艺润滑剂领域。
背景技术
铅合金的变形抗力小,铸锭不需加热即可用轧制、挤压等工艺制成板材、带材、管材、棒材和线材,且不需中间退火处理。铅合金的抗拉强度为3~7kgf/mm2,比大多数其他金属合金低得多。
铅合金表面在腐蚀过程中产生氧化物、硫化物或其他复盐化合物覆膜,有阻止氧化、硫化、溶解或挥发等作用。在空气、硫酸、淡水和海水中都有很好的耐蚀性。铅合金如含有不固溶于铅或形成第二相的铋、镁、锌等杂质,则耐蚀性会降低;加入碲、硒可消除杂质铋对耐蚀性的有害影响。在含铋的铅合金中加入锑和碲,可细化晶粒组织,增加强度,抑制铋的有害作用,改善耐蚀性。
铅合金熔点低(在327℃以下)、流动性好,凝固收缩率小,熔损少,重熔时成分变化小,可铸造形状复杂、轮廓清晰的器件,广泛应用于铸造铅字和制作模型等。铅锡锑合金用于印刷工业上已有五百多年的历史。由于铅合金的剪切、蠕变强度低,在一定的载荷和滚动切变作用下,铅合金易于变形并减薄成为箔状;且铅合金的自润性、磨合性和减震性好,噪声小,因而是良好的轴承合金。适于制作高载荷、高转速、抗温升的重型机器轴承。铅合金具有不易被X和γ射线穿透的特性,可作放射性工作的防护材料。
旋压技术起源于古代制陶工艺,是一种综合了锻造、挤压、拉件、弯曲、环轧、横轧和滚挤等工艺特点的少无切削加工的先进工艺。通常将金属简坯、平板毛坯或预制坯用尾顶顶紧在旋压机模上,由主轴带动芯棒和坯料旋转;同时旋压轮从毛坯一侧将材料挤压在旋转的芯模上,使材料产生逐点连续的塑性变形,从而获得各种母线形状的空心旋转体零件。根据旋压加工过程中的毛坯厚度变化情况,把旋压工艺分为普通旋压和强力旋压两种,即普通旋压和强力旋压。
普通旋压简称普旋。普旋过程中毛坯的厚度基本保持不变,成形主要依靠坯料沿圆周的收缩及沿半径方向上伴长不变形来实现。其主要特征是在成形过程中,可以明显看出坯料外径的变化。普通旋压的基本方式有:拉深旋压(拉旋)、缩径旋压(缩旋)和扩径旋压(扩旋)等三种。
发明内容
本发明要解决的技术问题是提供一种具有良好的扩散性和流动性、承载能力、润滑性、冷却性、防锈性、防腐性以及使用清洗性的铅合金旋压加工工艺润滑剂组合物。
本发明通过如下技术方案解决上述技术问题:
一种铅合金旋压加工工艺润滑剂组合物,采用HMI 200号基础油作为基础油,配合多种复合添加剂,其各自质量百分数的成分组成:
组分 | 质量百分比含量 |
基础油 | 余量 |
抗氧剂 | 0.05%~0.3% |
金属减活剂 | 0.02%~0.1% |
油性剂 | 3.0%~8.0% |
摩擦改进剂 | 1.0%~3.0% |
极压剂 | 1.0%~3.0% |
防锈剂 | 0.03%~0.2% |
抗泡剂 | 10~30ppm |
抗氧抗腐剂 | 0.5%~1.2% |
抗磨剂 | 2.0%~4.0% |
以上各组分的质量百分比总和是100%。
抗氧剂是质量比50%的硫化烷基酚T504和50%的丁基辛基二苯胺T537复合;
金属减活剂是噻重氮。
油性剂是工业猪油;摩擦改进剂是磷酸酯。
极压剂是磷酸三乙酚酯。防锈剂是质量比50%的石油磺酸钠和50%的环烷酸复合。
抗泡剂是甲基硅油;抗氧抗腐剂是硫磷丁基辛基锌盐T202。
抗磨剂是氯化石蜡。
本发明的优点在于:本发明的组合物具有良好的冷却性、润滑性、极压抗磨承载性、浸润性、扩散性、清洗性、防锈性、抗氧防腐性、抗氧化安定性、抗剪切安定性、粘附性,油膜厚度均匀,减少表面擦伤和划痕,提高加工效率,延长模具使用寿命。
具体实施方式
实施例1:
将以下各组分按下列质量百分比调和而成:
以上各组分质量百分比含量总和为100%。
实施例2:
将以下各组分按下列质量百分比调和而成:
以上各组分质量百分比含量总和为100%。
实施例3:
将以下各组分按下列质量百分比调和而成:
以上各组分质量百分比含量总和为100%。
实施例1产品的主要理化指标:
实施例2产品的主要理化指标:
实施例3产品的主要理化指标:
Claims (6)
1.一种铅合金旋压加工工艺润滑剂组合物,其特征在于:采用HMI 200号基础油作为基础油,配合多种复合添加剂,其各自质量百分数的成分组成:
以上各组分的质量百分比总和是100%。
2.如权利要求1所述的一种铅合金旋压加工工艺润滑剂组合物,其特征在于抗氧剂是质量比50%的硫化烷基酚T504和50%的丁基辛基二苯胺T537复合;金属减活剂是噻重氮。
3.如权利要求1所述的一种铅合金旋压加工工艺润滑剂组合物,其特征在于油性剂是工业猪油;摩擦改进剂是磷酸酯。
4.如权利要求1所述的一种铅合金旋压加工工艺润滑剂组合物,其特征在于极压剂是磷酸三乙酚酯;防锈剂是质量比50%的石油磺酸钠和50%的环烷酸复合。
5.如权利要求1所述的一种铅合金旋压加工工艺润滑剂组合物,其特征在于抗泡剂是甲基硅油;抗氧抗腐剂是硫磷丁基辛基锌盐T202。
6.如权利要求1所述的一种铅合金旋压加工工艺润滑剂组合物,其特征在于抗磨剂是氯化石蜡。
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Application publication date: 20170322 |