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Establishment of material removal model for lapping ceramic balls with variable-radius groove plate
The International Journal of Advanced Manufacturing Technology ( IF 3.4 ) Pub Date : 2020-10-31 , DOI: 10.1007/s00170-020-06259-w
Fenfen Zhou , Weifeng Yao , Julong Yuan , Fan Li , Binghai Lyu , Ping Zhao

Lapping ceramic balls with variable-radius groove plate (VRGP) has obvious advantages in achieving good consistency of batch manufacturing of ceramic balls. The material removal model of a single ball was established based on Hertz contact theory. Then, combining the previous research works based on kinematic analysis and the material removal model, the forming process of single ball was simulated and evaluated by the deviation from spherical form (Sph). After lapping period of 10 h, the experimental deviation Sph decreased from about 0.233 to 0.0324 μm, and its maximum error between experimental and simulation values is 17.7%, indicating that the simulation results of variation of Sph with time were mostly consistent with the experimental results. The validity of material removal model of lapping ceramic balls was verified experimentally.



中文翻译:

可变半径凹槽板研磨陶瓷球材料去除模型的建立

带有可变半径凹槽板(VRGP)的陶瓷球的研磨具有明显的优势,可实现陶瓷球批量生产的良好一致性。基于赫兹接触理论建立了单个球的材料去除模型。然后,将基于运动分析和材料去除模型先前的研究工作,单球的形成过程进行模拟,并通过从球形(偏差评价Δ的Sph)。研磨的10小时期间之后,将实验偏差Δ的Sph从约0.233降低至0.0324微米,实验和仿真值之间的最大误差为17.7%,这表明的变化的模拟结果Δ的Sph随着时间的推移大多与实验结果一致。实验验证了研磨陶瓷球材料去除模型的有效性。

更新日期:2020-11-12
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