刘大（木魁）晚年在徽州的黟县和歙县执教多年,与徽州学子结下了深厚的友谊。期间他写出了很多作品,也为徽州文化学术的繁荣作出了应有的贡献。然而人们一直不清楚他是什么时候来到黟县的。本文通过对有关材料的钩沉,明确了刘大（木魁）官博士于黟的具体时间,考察了他与汪梧凤等徽州学子交往的情况,认为刘大（木魁）在徽九年不仅对徽州学子写作古文影响很大,而且对抬升徽州经学的地位也起到了积极的推动作用。本文对吴孟复的《刘大（木魁）简谱》也作了一些补正。 Liu Da (Mui Kui) in his later years in Huizhou County and Pixian taught coaching for many years, and Huizhou students formed a profound friendship. During his writing a lot of works, but also for the prosperity of Huizhou cultural and academic make due contributions. However, people do not know when he came to Pixian. This paper clarifies the relationship between Liu Dafeng and other students in Huizhou by investigating Liu Dafu’s official visit to Huizhou at a specific time. He believes that Liu Da (Mu Kui) Students writing essays great influence, but also to promote the status of Huizhou Confucianism also played a positive role in promoting. This article also makes some corrections to Wu Mengfu’s “Liu Da (Musical Notes)”.