Three-direction rigidity adjustable vibration isolation device

The vibration isolation device comprises a shell and a hollow base arranged in the shell, a central spindle is arranged in the center of the base, the central spindle is provided with a longitudinal elastic piece, and the longitudinal elastic piece is matched with a longitudinal adjusting piece which is arranged in the base and used for adjusting the rigidity of the longitudinal elastic piece; a transverse elastic piece is further arranged in the base and the shell, and the transverse elastic piece is matched with a transverse adjusting piece which is arranged in the shell and used for adjusting the rigidity of the transverse elastic piece. The vibration isolator can bear high temperature, low temperature and special environments which cannot be borne by rubber vibration isolators, rigidity can be adjusted, adaptability is good, installation is flexible, convenient and reliable, and use is convenient. 本发明公开了一种三向刚度可调隔振装置，包括包括外壳以及设于所述外壳内部的中空的底座，所述底座的中心设置有芯轴，所述芯轴设置有纵向弹性件，所述纵向弹性件配合有设于所述底座内调节所述纵向弹性件刚度的纵向调节件；所述底座与所