Even device is paintd to sample

The utility model provides an even device is paintd to sample belongs to medical instrument technical field. An even device is paintd to sample, contains footstock and base, the storage tank has beenseted up to the bottom of footstock, the inside roll of storage tank is provided with two compression rollers that are parallel to each other, the axial of compression roller is parallel with the leftand right sides of storage tank, and the top of footstock is located two positions between the compression roller and has seted up the laying -out mouth, the slide glass groove of keeping flat has been seted up at the top of base, and it is just right with the storage tank notch that the groove notch is kept flat to the slide glass, and slide glass the keep flat width direction in groove and theaxial direction parallel of compression roller, the base can be dismantled with the footstock and be connected, and sliding connection is hugged closely with the top of base in the bottom of footstock, and the length direction