CN107225247B - 一种汽车自动变速箱离合器压盘 - Google Patents
一种汽车自动变速箱离合器压盘 Download PDFInfo
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- 230000003746 surface roughness Effects 0.000 claims abstract description 13
- 238000004663 powder metallurgy Methods 0.000 claims abstract description 5
- 239000012535 impurity Substances 0.000 claims abstract description 4
- 238000007654 immersion Methods 0.000 claims description 15
- 238000005245 sintering Methods 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000001680 brushing effect Effects 0.000 claims 2
- 238000003825 pressing Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
- B22F3/162—Machining, working after consolidation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F3/26—Impregnating
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/70—Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0004—Materials; Production methods therefor metallic
- F16D2200/0008—Ferro
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2250/00—Manufacturing; Assembly
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Operated Clutches (AREA)
- Braking Arrangements (AREA)
Abstract
本发明公开了一种汽车自动变速箱离合器压盘,粉末冶金组成为:Fe:余量,Cu:1.5~3.9%,C:0.6~0.9%,其他不可避免的杂质不大于1%。本发明的汽车自动变速箱离合器压盘,本发明的汽车自动变速箱离合器压盘,能有效解决表面面粗度TP/RSK的工艺保证,精整后平行度达到较好的水平,是压盘与摩擦片结合时,可以完全贴合,符合零件的使用要求。面粗度水平控制较好后,使得压盘与摩擦片均保持较好的耐磨性,零件使用寿命大大增加。具有很好的实用性。
Description
技术领域
本发明涉及粉末冶金技术领域,具体涉及一种汽车自动变速箱离合器压盘。
背景技术
现有的汽车自动变速箱离合器压盘,使用在汽车离合器中,压盘与摩擦片结合传动。平行度不满足要求时,导致压盘表面与摩擦片无法完全贴合,使零件无法使用。面粗度不满足要求时,引起压盘与摩擦片在贴合运转时,磨耗严重,影响零件使用寿命。
发明内容
发明目的:针对现有技术中存在的不足,本发明的目的是提供一种汽车自动变速箱离合器压盘,具有较好的面粗度,满足使用需求。
技术方案:为了实现上述发明目的,本发明采用的方案为:
一种汽车自动变速箱离合器压盘,所述压盘的粉末冶金组成为:Fe:余量,Cu:1.5~3.9%,C:0.6~0.9%,其他不可避免的杂质不大于1%。
所述压盘的密度在6.7g/cm3以上,平行度//0.13MAX,面粗度Ra:0.8MAX,面粗度Rsk:0 MAX,TP值:52%~90%。
所述的汽车自动变速箱离合器压盘的制备方法,包括以下步骤:
1)取材料在模具中成形,设备采用机械式850T成形机;
2)在600mm网带式烧结炉中进行烧结,本体段温度设定为:1130℃,网带速度设定为:100mm/min,烧结炉内保护气氛设定为:气氛AX;
3)在普通油浸机中进行油浸,油浸时间设定为:30秒;
4)在通过式刷毛边机上机型刷毛边,刷头使用钢丝刷;
5)在1000T加工机进行加工整形,压力设定为:560T,速度设定为:5Pcs/min;
6)在立式滚压机上进行滚压,频率设定为:16HZ,时间设定为:16~18秒;
7)在普通CNC机床上进行机加工,进刀量:0.03~0.1mm/转,主轴转速:300~600 转/分钟;
8)全检零件外观;
9)在杜尔水基洗净机中,进行洗净;
10)普通油浸机进行油浸;
11)包装,出货。
有益效果:与现有技术相比,本发明的汽车自动变速箱离合器压盘,能有效解决表面面粗度TP/RSK的工艺保证,精整后平行度达到较好的水平,是压盘与摩擦片结合时,可以完全贴合,符合零件的使用要求。面粗度水平控制较好后,使得压盘与摩擦片均保持较好的耐磨性,零件使用寿命大大增加。具有很好的实用性。
附图说明
图1是汽车自动变速箱离合器压盘的结构示意图。
具体实施方式
下面结合具体附图对本发明做进一步说明。
如图1所示,汽车自动变速箱离合器压盘,粉末冶金组成为:Fe:余量,Cu:1.5~3.9%,C:0.6~0.9%,其他不可避免的杂质不大于1%。
该汽车自动变速箱离合器压盘的制备方法,包括以下步骤:
1)取材料在模具中成形,设备采用机械式850T成形机;
2)在600mm网带式烧结炉中进行烧结,本体段温度设定为:1130℃,网带速度设定为:100mm/min,烧结炉内保护气氛设定为:气氛AX;
3)在普通油浸机中进行油浸,油浸时间设定为:30秒;
4)在通过式刷毛边机上机型刷毛边,刷头使用钢丝刷;
5)在1000T加工机(精整)进行加工整形,压力设定为:560T,速度设定为:5Pcs/min;
6)在立式滚压机上进行滚压,频率设定为:16HZ,时间设定为:16~18秒。
7)在普通CNC机床上进行机加工,进刀量:0.03~0.1mm/转,主轴转速:300~600 转/分钟;
8)全检零件外观:主要为毛刺、崩损、裂纹等;并对零件密度、硬度、平行度、面粗度等关键寸法进行检测;
9)在杜尔水基洗净机中,进行洗净;
10)普通油浸机进行油浸;
11)包装,出货
最终制备的汽车自动变速箱离合器压盘进行性能检测,具体结果参数如下:
密度:6.7g/cm3以上,面粗度Ra:0.25~1.7,面粗度Rsk:–0.5 MAX,TP值:52%~90%。
本发明的汽车自动变速箱离合器压盘,能有效解决表面面粗度TP/RSK的工艺保证,1000吨加工整形机,有效保证了零件平行度水平,滚压工艺则保证零件表面面粗度符合设计要求,使零件功能性得以实现,同时满足经济性与批量性生产。具有很好的实用性。
Claims (1)
1. 一种汽车自动变速箱离合器压盘,其特征在于:所述压盘的粉末冶金组成为:Fe:余量,Cu:1.5~3.9%,C:0.6~0.9%,其他不可避免的杂质不大于1%;所述压盘的密度在6.7g/cm3以上,平行度//0.13MAX,面粗度Ra:0.8MAX,面粗度Rsk:0 MAX,TP值:52%~90%;
所述的汽车自动变速箱离合器压盘由以下步骤制成:
1)取材料在模具中成形,设备采用机械式850T成形机;
2)在600mm网带式烧结炉中进行烧结,本体段温度设定为:1130℃,网带速度设定为:100mm/min,烧结炉内保护气氛设定为:气氛AX;
3)在普通油浸机中进行油浸,油浸时间设定为:30秒;
4)在通过式刷毛边机上刷毛边,刷头使用钢丝刷;
5)在1000T加工机进行加工整形,压力设定为:560T,速度设定为:5Pcs/min;
6)在立式滚压机上进行滚压,频率设定为:16HZ,时间设定为:16~18秒;
7)在普通CNC机床上进行机加工,进刀量:0.03~0.1mm/转,主轴转速:300~600 转/分钟;
8)全检零件外观;
9)在杜尔水基洗净机中,进行洗净;
10)普通油浸机进行油浸;
11)包装,出货。
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002363616A (ja) * | 2001-06-12 | 2002-12-18 | Hitachi Powdered Metals Co Ltd | 摺動性のよい焼結製品及びその製造方法 |
JP2008223053A (ja) * | 2007-03-09 | 2008-09-25 | Jfe Steel Kk | 粉末冶金用合金鋼粉 |
CN101574964A (zh) * | 2009-06-08 | 2009-11-11 | 扬州保来得科技实业有限公司 | 粉末冶金汽车abs速度检知盘及其制备方法 |
CN101576133A (zh) * | 2009-06-08 | 2009-11-11 | 扬州保来得科技实业有限公司 | 粉末冶金汽车刹车系统推止块及其制备方法 |
CN102691772A (zh) * | 2012-06-15 | 2012-09-26 | 扬州保来得科技实业有限公司 | 一种汽车发动机启动电机齿轮及其制备方法 |
CN102734434A (zh) * | 2012-06-15 | 2012-10-17 | 扬州保来得科技实业有限公司 | 一种汽车自动变速箱凸轮轴计时链轮及其制备方法 |
CN105328195A (zh) * | 2015-11-11 | 2016-02-17 | 扬州保来得科技实业有限公司 | 一种粉末冶金表面致密化的方法 |
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US20080095654A1 (en) * | 2006-10-23 | 2008-04-24 | Burgess-Norton Mfg. Co., Inc. | Manufacture of clutch components |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002363616A (ja) * | 2001-06-12 | 2002-12-18 | Hitachi Powdered Metals Co Ltd | 摺動性のよい焼結製品及びその製造方法 |
JP2008223053A (ja) * | 2007-03-09 | 2008-09-25 | Jfe Steel Kk | 粉末冶金用合金鋼粉 |
CN101574964A (zh) * | 2009-06-08 | 2009-11-11 | 扬州保来得科技实业有限公司 | 粉末冶金汽车abs速度检知盘及其制备方法 |
CN101576133A (zh) * | 2009-06-08 | 2009-11-11 | 扬州保来得科技实业有限公司 | 粉末冶金汽车刹车系统推止块及其制备方法 |
CN102691772A (zh) * | 2012-06-15 | 2012-09-26 | 扬州保来得科技实业有限公司 | 一种汽车发动机启动电机齿轮及其制备方法 |
CN102734434A (zh) * | 2012-06-15 | 2012-10-17 | 扬州保来得科技实业有限公司 | 一种汽车自动变速箱凸轮轴计时链轮及其制备方法 |
CN105328195A (zh) * | 2015-11-11 | 2016-02-17 | 扬州保来得科技实业有限公司 | 一种粉末冶金表面致密化的方法 |
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