Abstract: Collaborative virtual maintenance is that a team repairs large equipment in
collaboration. The number of accessory is very huge and its relationship is complicated too. In
allusion to solve the problem about how to organize and share the parts information, the
information needed in the collaborative maintenance process is analyzed. The Object-oriented
idea is adopted, and a parts feature model is set up composed of the maintenance sequence, the
movement restriction, the personnel role and the maintenance tool. The parts feature model is
finally mapped into relational data type, and stored in the database. An example of collaborative
virtual maintenance of a certain type warship cannon is given.

Key words: collaborative virtual maintenance, parts feature model, object-oriented
modeling, data mapping