-
摘要: 采用粉末冶金工艺替代机械加工工艺, 通过分析产品结构, 精选材料配方, 优化控制模具模架设计、温模压制成形、高温烧结、精密整形及达克罗等工艺, 制备出了高质量的ABS感应齿圈成品零件, 并对其进行力学性能测试。结果显示, 材料组份为Fe-0.8Ni-3Co-0.2P的ABS粉末冶金感应齿圈成品密度为7.15g·cm-3, 表面硬度HRB55, 抗拉强度421MPa, 饱和磁感应强度1.12T, 中性盐雾试验240h无锈蚀。结果表明, ABS粉末冶金感应齿圈技术性能指标完全满足新能源汽车制动控制系统应用要求, 用户装机使用运行效果良好。Abstract: Instead of the mechanical processing technology, the high quality ABS induction gear ring parts were manufactured by powder metallurgy technology through studying the product structure, optimizing the material constitute, and controlling the mold design, thermoforming, high temperature sintering, precision shaping, and Dacromet technology. The mechanical properties of the ABS powder metallurgy induction gear ring were tested. In the results, the Fe-0.8Ni-3Co-0.2P ABS powder metallurgy induction gear ring products show the density of 7.15 g·cm-3, the surface hardness of HRB 55, the tensile strength of 421 MPa, the saturation flux density of 1.12 T, and no corrosion for 240 h in the neutral salt spray test. The performance index of ABS powder metallurgy induction gear ring fully meets the application requirements of the new energy vehicles, showing the good operation effect.
-
Key words:
- ABS induction gear ring /
- powder metallurgy /
- new energy vehicles /
- mold design /
- sintering
-
图 1 ABS粉末冶金感应齿圈产品三维结构图
Figure 1. 3D structure diagram of ABS powder metallurgy induction gear ring
图 2 ABS粉末冶金感应齿圈产品零件简图
Figure 2. Schematic diagram of ABS powder metallurgy induction gear ring
图 3 ABS粉末冶金感应齿圈成形模具模架图
Figure 3. Forming mold diagram of ABS powder metallurgy induction gear ring
图 4 ABS粉末冶金感应齿圈烧结工艺曲线
Figure 4. Sintering process of ABS powder metallurgy induction gear ring
图 5 ABS粉末冶金感应齿圈成品零件
Figure 5. Finished parts of ABS powder metallurgy induction gear ring
表 1 ABS粉末冶金感应齿圈主要性能参数
Table 1. Performance parameters of ABS powder metallurgy induction gear ring
最终密度/(g·cm-3) 表面硬度, HRB 饱和磁感应强度（磁场强度500 A·m-1条件下）/T 耐腐蚀性 ≥ 7.15 45~65 ≥0.8 盐雾实验240 h无锈蚀 
下载: 导出CSV
表 2 ABS粉末冶金感应齿圈所用原料及成分
Table 2. Raw materials and constituent of ABS powder metallurgy induction gear ring
材料 质量分数/% 牌号规格 粒度 纯铁粉(Fe) 余量 LAP100.29H -100目 镍粉(Ni) 0.8 FNITZ-101 0.5~2.5 μm 钴粉(Co) 3.0 NGS-2 1.51~2.00 μm 磷铁粉(FeP26) 0.8 P26合金粉 300 μm 温模润滑剂 0.5 ME106 9 μm
下载: 导出CSV
表 3 ABS粉末冶金感应齿圈成品零件性能测试结果
Table 3. Performance test results of the finished parts of ABS induction ring gear
基体材料 密度/(g·cm-3) 硬度, HRB 抗拉强度/MPa 饱和磁感应强度/T 中性盐雾试验 Fe-0.8Ni-3Co-0.2P 7.15 55 421 1.12 240 h无锈蚀
下载: 导出CSV
-
[1] Han F L. Production Process of High Density Powder Metallurgy Automobile Parts. 1st Ed. Beijing: Chemical Industry Press, 2013韩凤麟. 高密度粉末冶金汽车零件生产工艺. 1版. 北京: 化学工业出版社, 2013 [2] Zhang H C. Practical Technology of Powder Metallurgy. Beijing: Metallurgical Industry Press, 2004张华诚. 粉末冶金实用工艺学. 北京: 冶金工业出版社, 2004 [3] Wang S P, Yang C F, Hu H Z, et al. Development of multilevel tensioning blocks for 40F-6 gasline engines. Powder Metall Ind, 2009, 19(5): 21 doi: 10.3969/j.issn.1006-6543.2009.05.004王士平, 杨传芳, 胡焕芝, 等. 粉末冶金40F-6汽油机多台阶涨紧块零件的研制. 粉末冶金工业, 2009, 19(5): 21 doi: 10.3969/j.issn.1006-6543.2009.05.004 [4] Wang J L. Development of high strength powder metallurgy Fe based ORT ring gear. Powder Metall Technol, 2008, 26(5): 374王季林. 高强度铁基粉末冶金ORT齿圈的研制. 粉末冶金技术, 2008, 26(5): 374 [5] Zuo P J, Wang H W. Development and preparation of Fe-based powder metallurgy valve plate used in hydraulic motor. Powder Metall Technol, 2017, 35(6): 434 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201706006.htm左鹏军, 王海文. 铁基粉末冶金液压马达阀板的研究与制备. 粉末冶金技术, 2017, 35(6): 434 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201706006.htm [6] Li F C, Li Y, Liu X Q, et al. Effect of forming process on the magnetic and electrical properties of ferrous soft magnetic composites. Powder Metall Technol, 2012, 30(6): 415 doi: 10.3969/j.issn.1001-3784.2012.06.003李发长, 李一, 柳学全, 等. 成形工艺对铁基软磁复合材料电磁性能的影响. 粉末冶金技术, 2012, 30(6): 415 doi: 10.3969/j.issn.1001-3784.2012.06.003 [7] Xu Q, Liu Y B, Xu L, et al. Properties of Fe-based pre-alloy powders with different contents. Powder Metall Technol, 2017, 35(2): 103 doi: 10.3969/j.issn.1001-3784.2017.02.005徐强, 刘一波, 徐良, 等. 不同配比铁基预合金粉的胎体性能研究. 粉末冶金技术, 2017, 35(2): 103 doi: 10.3969/j.issn.1001-3784.2017.02.005 [8] Zhang H H, Liu Z L, Liu X Q, et al. Effects of lubricants on the warm compaction process of Fe-based powder metallurgy materials. Powder Metall Technol, 2017, 35(2): 128 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201702009.htm张浩瀚, 刘子利, 刘希琴, 等. 润滑剂对Fe基粉末冶金材料温压工艺的影响. 粉末冶金技术, 2017, 35(2): 128 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201702009.htm [9] Sun J L, Zuo P J. Design of multilayer die carrier automatic PM special hydraulic machine. Chin Hydraul Pneum, 2010(8): 54 doi: 10.3969/j.issn.1000-4858.2010.08.021孙继龙, 左鹏军. 多层模架全自动粉末冶金专用液压机设计. 液压与气动, 2010(8): 54 doi: 10.3969/j.issn.1000-4858.2010.08.021 [10] Lü H. Methods to improve the density of the center and top of powder metallurgy automobile water pump hub. Powder Metall Ind, 2018, 28(4): 82 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYG201804030.htm吕浩. 提高粉末冶金汽车水泵轮毂上端中间和顶部密度的几种方法. 粉末冶金工业, 2018, 28(4): 82 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYG201804030.htm [11] Gu M, Wang D G, Jiao M H, et al. Densification of iron-based powder during warm compaction process. Trans Mater Heat Treat, 2014, 35(6): 15 https://www.cnki.com.cn/Article/CJFDTOTAL-JSCL201406003.htm谷曼, 王德广, 焦明华, 等. 铁基粉末温压过程中的致密化. 材料热处理学报, 2014, 35(6): 15 https://www.cnki.com.cn/Article/CJFDTOTAL-JSCL201406003.htm [12] Shao R, Zuo P J, Zhang J X, et al. Numerical simulation of the Fe-based powder metallurgy hydraulic motors valve plate compaction. Powder Metall Ind, 2017, 27(2): 12 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYG201702003.htm邵瑞, 左鹏军, 张江学, 等. 铁基粉末冶金液压马达阀板压制成形数值模拟. 粉末冶金工业, 2017, 27(2): 12 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYG201702003.htm [13] Gu W J, Sun L C. Pressing die design of powder metallurgy for the ABS ring gear. Die Mould Manuf, 2017, 17(11): 64谷文金, 孙立臣. 汽车ABS防抱死齿圈粉末冶金压制模具设计. 模具制造, 2017, 17(11): 64 [14] Ding X, Chen D, Peng J G, et al. Development of powder metallurgy helical gear used in electronic parking brake system. Powder Metall Technol, 2017, 35(4): 279 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201704007.htm丁霞, 陈迪, 彭景光, 等. 电子驻车制动系统粉末冶金斜齿轮的开发. 粉末冶金技术, 2017, 35(4): 279 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201704007.htm [15] Jiang L M, Xin L J, Zhang G A, et al. Effect of powder metallurgy technology on properties of pure iron soft magnetic material. Powder Metall Technol, 2019, 37(2): 118 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201902006.htm江利民, 辛立军, 张广安, 等. 粉末冶金工艺对纯铁软磁材料性能的影响. 粉末冶金技术, 2019, 37(2): 118 https://www.cnki.com.cn/Article/CJFDTOTAL-FMYJ201902006.htm -
点击查看大图
计量
- 文章访问数: 345
- HTML全文浏览量: 97
- PDF下载量: 31
- 被引次数: 0
