Sampling device for biological sample

The utility model belongs to the field of biology, in particular relates to a sampling device for a biological sample, and aims to solve the problems that in the use process of the existing biological sample, the sample needs to be sampled through the sampling device, the size of a sampling clamping plate of the traditional sampling device is fixed, the size of the sampling clamping plate cannot be adjusted and replaced according to different sampling requirements, and the sampling is inconvenient. According to the technical scheme, the sampling device comprises a sampling table, a first groove is formed in the side wall of the bottom end of the sampling table, a sliding block is slidably connected to the side wall of one side of the first groove, a first sampling plate is installed below the sliding block, and a second sampling plate is installed below the sampling table; according to the utility model, through the arrangement of the first sampling plate and the second sampling plate, a solid sample can be q