Lab rubber plug hole puncher

The utility model belongs to the technical field of punching devices and in particular relates to a lab rubber plug hole puncher. The lab rubber plug hole puncher is stable to arrange and accurate in positioning and facilitates taking out of a rubber plug. The lab rubber plug hole puncher comprises a rubber plug shell, a punching compression bar and a push plate, and is characterized in that an upright post is arranged on the push plate; one end of the punching compression bar is in a conical shape, and the other end of the punching compression bar is provided with a pressing hand; the bottom surface of the rubber plug shell, which corresponds to the upright post, has a through hole; the upper end of the rubber plug shell is symmetrically provided with a first rotating shaft and a second rotating shaft; the first rotating shaft is connected with one end of a first half cover; the second rotating shaft is connected with one end of a second half cover; and the other end of the first half cover and the other end