CN107675156B - 一种增强离合器壳机械性能的处理方法 - Google Patents

一种增强离合器壳机械性能的处理方法 Download PDF

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CN107675156B
CN107675156B CN201710691846.8A CN201710691846A CN107675156B CN 107675156 B CN107675156 B CN 107675156B CN 201710691846 A CN201710691846 A CN 201710691846A CN 107675156 B CN107675156 B CN 107675156B
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孙爱琴
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Hefei Tenver Precision Casting Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/48Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24CABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C1/00Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
    • B24C1/08Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2250/00Manufacturing; Assembly
    • F16D2250/0038Surface treatment
    • F16D2250/0046Coating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00Special features for couplings or clutches
    • F16D2300/10Surface characteristics; Details related to material surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00Special features for couplings or clutches
    • F16D2300/26Cover or bell housings; Details or arrangements thereof

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Abstract

本发明属于汽车零件处理技术领域,尤其是一种增强离合器壳机械性能的处理方法,具体方法如下:(1)预处理离合器壳;(2)将预处理离合器壳置于喷砂机中喷砂处理,得喷砂离合器壳;(3)将喷砂离合器壳用冷等离子体处理,热压干燥24~28min;本发明有效提高处理液成分与壳体的结合强度,有效提升离合器壳的抗拉强度、延伸率和硬度,提其机械性能,有效防止其断裂和变形,增强结构稳定性,有效降低离合器壳的报废率,降低更换率和使用成本,提升其使用效果,延长其使用寿命。

Description

一种增强离合器壳机械性能的处理方法
技术领域
本发明属于汽车零件处理技术领域,尤其是一种增强离合器壳机械性能的处理方法。
背景技术
随着科学技术的高速发展,对汽车零件的要求也越来越高;离合器壳是连接发动机和变速器的部件,并承担变速器的部分重量,同时保护离合器和飞轮,但是目前市售的汽车零件离合器壳的机械性能并不太理想,导致其报废率和更换率非常高,不仅提高了使用成本,而且会导致离合器、电起动机的工作失常;因此,发明一种能够有效增强离合器壳机械性能的方法是目前亟待解决的问题。
发明内容
针对上述问题,本发明旨在提供一种增强离合器壳机械性能的处理方法。
本发明通过以下技术方案实现:
一种增强离合器壳机械性能的处理方法,具体方法如下:
(1)将离合器壳浸没于温度为78~82℃的水中文火煮沸后继续熬煮5~7min,滤水取出,置入温度为65~69℃的烘干箱内恒温烘干处理19~21min,取出,浸没于处理液中浸泡34~38min,滤液取出,置入温度为54~58℃的烘干箱内恒温烘干15~17min,取出,得预处理离合器壳;
所述的处理液,由以下重量份的原料制成:醋酸乙酯4.5~4.9份、酒石酸7.4~7.8份、三氧化二锑1.2~1.4份、马日夫盐5.4~5.8份、阿拉伯胶3.7~3.9份、去离子水55~60份;
(2)将预处理离合器壳置于喷砂机中用70~80目的树脂砂距离预处理离合器壳2.2~2.6cm处,以0.54~0.58MPa的压力喷砂21~23s,取出,得喷砂离合器壳;
(3)将喷砂离合器壳用处理功率为210~220W、真空度为130~140Pa的冷等离子体处理170~180s,调整处理功率为140~150W、真空度为210~220Pa继续冷等离子体处理220~230s,热压干燥24~28min。
作为发明进一步的方案:所述的树脂砂,由以下重量比的树脂砂制成:酚醛树脂砂:呋喃树脂砂:聚氨酯树脂砂=4.7~4.9:5.5~5.7:2.1~2.3。
作为发明进一步的方案:所述的冷等离子体的处理气体为氩气。
作为发明进一步的方案:所述的热压干燥,温度为105~110℃、压力为0.23~0.27MPa。
本发明的有益效果:本发明提供的一种增强离合器壳机械性能的处理方法,有效提高处理液成分与壳体的结合强度,有效提升离合器壳的抗拉强度、延伸率和硬度,提其机械性能,有效防止其断裂和变形,增强结构稳定性,有效降低离合器壳的报废率,降低更换率和使用成本,提升其使用效果,延长其使用寿命。
具体实施方式
下面用具体实施例说明本发明,但并不是对本发明的限制。
实施例1
本发明实施例中,一种增强离合器壳机械性能的处理方法,具体方法如下:
(1)将离合器壳浸没于温度为78℃的水中文火煮沸后继续熬煮5min,滤水取出,置入温度为65℃的烘干箱内恒温烘干处理19min,取出,浸没于处理液中浸泡34min,滤液取出,置入温度为54℃的烘干箱内恒温烘干15min,取出,得预处理离合器壳;
所述的处理液,由以下重量份的原料制成:醋酸乙酯4.5份、酒石酸7.4份、三氧化二锑1.2份、马日夫盐5.4份、阿拉伯胶3.7份、去离子水55份;
(2)将预处理离合器壳置于喷砂机中用70目的树脂砂距离预处理离合器壳2.2cm处,以0.54MPa的压力喷砂21s,取出,得喷砂离合器壳;
(3)将喷砂离合器壳用处理功率为210W、真空度为130Pa的冷等离子体处理170s,调整处理功率为140W、真空度为210Pa继续冷等离子体处理220s,热压干燥24min。
作为发明进一步的方案:所述的树脂砂,由以下重量比的树脂砂制成:酚醛树脂砂:呋喃树脂砂:聚氨酯树脂砂=4.7:5.5:2.1。
作为发明进一步的方案:所述的冷等离子体的处理气体为氩气。
作为发明进一步的方案:所述的热压干燥,温度为105℃、压力为0.23MPa。
实施例2
本发明实施例中,一种增强离合器壳机械性能的处理方法,具体方法如下:
(1)将离合器壳浸没于温度为80℃的水中文火煮沸后继续熬煮6min,滤水取出,置入温度为67℃的烘干箱内恒温烘干处理20min,取出,浸没于处理液中浸泡36min,滤液取出,置入温度为56℃的烘干箱内恒温烘干16min,取出,得预处理离合器壳;
所述的处理液,由以下重量份的原料制成:醋酸乙酯4.7份、酒石酸7.6份、三氧化二锑1.3份、马日夫盐5.6份、阿拉伯胶3.8份、去离子水58份;
(2)将预处理离合器壳置于喷砂机中用75目的树脂砂距离预处理离合器壳2.4cm处,以0.56MPa的压力喷砂22s,取出,得喷砂离合器壳;
(3)将喷砂离合器壳用处理功率为215W、真空度为135Pa的冷等离子体处理175s,调整处理功率为145W、真空度为215Pa继续冷等离子体处理225s,热压干燥26min。
作为发明进一步的方案:所述的树脂砂,由以下重量比的树脂砂制成:酚醛树脂砂:呋喃树脂砂:聚氨酯树脂砂=4.8:5.6:2.2。
作为发明进一步的方案:所述的冷等离子体的处理气体为氩气。
作为发明进一步的方案:所述的热压干燥,温度为108℃、压力为0.25MPa。
实施例3
本发明实施例中,一种增强离合器壳机械性能的处理方法,具体方法如下:
(1)将离合器壳浸没于温度为82℃的水中文火煮沸后继续熬煮7min,滤水取出,置入温度为69℃的烘干箱内恒温烘干处理21min,取出,浸没于处理液中浸泡38min,滤液取出,置入温度为58℃的烘干箱内恒温烘干17min,取出,得预处理离合器壳;
所述的处理液,由以下重量份的原料制成:醋酸乙酯4.9份、酒石酸7.8份、三氧化二锑1.4份、马日夫盐5.8份、阿拉伯胶3.9份、去离子水60份;
(2)将预处理离合器壳置于喷砂机中用80目的树脂砂距离预处理离合器壳2.6cm处,以0.58MPa的压力喷砂23s,取出,得喷砂离合器壳;
(3)将喷砂离合器壳用处理功率为220W、真空度为140Pa的冷等离子体处理180s,调整处理功率为150W、真空度为220Pa继续冷等离子体处理230s,热压干燥28min。
作为发明进一步的方案:所述的树脂砂,由以下重量比的树脂砂制成:酚醛树脂砂:呋喃树脂砂:聚氨酯树脂砂=4.9:5.7:2.3。
作为发明进一步的方案:所述的冷等离子体的处理气体为氩气。
作为发明进一步的方案:所述的热压干燥,温度为110℃、压力为0.27MPa。
对比例1
未处理对照组
对比例2
一种增强离合器壳机械性能的处理方法,与实施例1的区别在于不进行步骤(2)的喷砂处理,其他条件均相同。
对比例3
一种增强离合器壳机械性能的处理方法,与实施例1的区别在于不进行步骤(3)的等离子体处理,其他条件均相同。
对同一批性能相同的离合器壳使用实施例的处理方法和对比例的处理方法进行处理,处理后进行机械性能测试,测定其抗拉强度、延伸率和硬度,结果如表1:
表1 实施例和对比例的对比结果
抗拉强度(N/mm<sup>2</sup>) 延伸率(%) 硬度
实施例1 365.12 6.40 135.23
实施例2 365.45 6.41 135.67
实施例3 366.56 6.43 134.76
对比例1 247.98 3.46 89.77
对比例2 317.89 5.33 119.97
对比例3 308.67 5.12 117.65
从表1可以看出,经实施例处理后的离合器壳的机械性能得到显著提升,有效提升其使用效果,延长其使用寿命。

Claims (4)

1.一种增强离合器壳机械性能的处理方法,其特征在于,具体方法如下:
(1)将离合器壳浸没于温度为78~82℃的水中文火煮沸后继续熬煮5~7min,滤水取出,置入温度为65~69℃的烘干箱内恒温烘干处理19~21min,取出,浸没于处理液中浸泡34~38min,滤液取出,置入温度为54~58℃的烘干箱内恒温烘干15~17min,取出,得预处理离合器壳;
所述的处理液,由以下重量份的原料制成:醋酸乙酯4.5~4.9份、酒石酸7.4~7.8份、三氧化二锑1.2~1.4份、马日夫盐5.4~5.8份、阿拉伯胶3.7~3.9份、去离子水55~60份;
(2)将预处理离合器壳置于喷砂机中用70~80目的树脂砂距离预处理离合器壳2.2~2.6cm处,以0.54~0.58MPa的压力喷砂21~23s,取出,得喷砂离合器壳;
(3)将喷砂离合器壳用处理功率为210~220W、真空度为130~140Pa的冷等离子体处理170~180s,调整处理功率为140~150W、真空度为210~220Pa继续冷等离子体处理220~230s,热压干燥24~28min。
2.根据权利要求1所述的增强离合器壳机械性能的处理方法,其特征在于,所述的树脂砂,由以下重量比的树脂砂制成:酚醛树脂砂:呋喃树脂砂:聚氨酯树脂砂=4.7~4.9:5.5~5.7:2.1~2.3。
3.根据权利要求1所述的增强离合器壳机械性能的处理方法,其特征在于,所述的冷等离子体的处理气体为氩气。
4.根据权利要求1所述的增强离合器壳机械性能的处理方法,其特征在于,所述的热压干燥,温度为105~110℃、压力为0.23~0.27MPa。
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