Detection device for shear strength of bonding surface of PTFE plate and detection method

The invention discloses a detection device for shear strength of the bonding surface of a PTFE plate and a detection method. The detection device comprises an upper cover plate, a lower cover plate, a1# core veneer and a 2# core veneer, wherein the upper cover plate and the lower cover plate adopt a up-down laminated structure, one end of the 1# core veneer is placed at one end of the inner sideof the upper cover plate and the inner side of the lower cover plate, the 2# core veneer is placed at the other end of the inner side of the upper cover plate and the inner side of the lower cover plate, corresponding through holes are formed in laminated positions of the upper cover plate, the lower cover plate and the 2# core veneer, a bolt penetrates through the through holes in the laminated positions of the upper cover plate, the lower cover plate and the 2# core veneer to realize fixed connection, a PTFE plate accommodating hole is formed in the 1# core veneer and located on inner sidesof the upper cover plate an