College students have developed mature self-awareness and psychological abilities, but it is undeniable that their mental health is facing enormous challenges. During a critical period of personal development, how university teachers and their related workers construct mental health education determines whether they can help students overcome many challenges and cultivate their strong psychological abilities. By preprocessing the data and utilizing the matrix based Apriori algorithm to mine the relationships between psychological dimension factors, association rules are obtained. In this regard, the core of positive psychology, the concept of building an independent college mental health education model, has become a problem. All colleges and universities attach great importance to the current situation. All colleges and universities are committed to studying effective optimization strategies to help improve the mental health education model.