3 degrees of freedom parallel link platform to be able to change singularity

摘要

The present invention is a platform that changes the singularity in FIG. 3 Freedom Parallel Mechanism . The present invention is arranged between the top plate 3 of the linear actuator and the linear actuator upper and lower connections are ball joint , the lower part is coupled with the gear or pulley attached to the lower universal joint 3 are mounted by using an improved universal joint rotation to the motor by a singular platform changes .