Seedling taking and throwing manipulator based on dielectric elastomer driver

The invention belongs to the field of seedling taking and throwing of mechanical arms, and particularly discloses a seedling taking and throwing mechanical arm based on a dielectric elastomer driver, which comprises a sliding table, a mounting plate, a double-layer supporting plate, a sleeve, a moving block, a seedling taking needle and the dielectric elastomer driver, the dielectric elastomer driver comprises a power supply, a high-voltage generator, a dielectric elastic film, a flexible frame seedling clamp and a seedling clamp fixing piece, the sliding table is connected with the mounting plate through a bolt, the mounting plate is connected with the double-layer supporting plate through welding, the air cylinder is mounted in the middle of the double-layer supporting plate, and one end of the connecting rod is connected with a lower-layer plate of the double-layer supporting plate through a hinge; the tail end of a telescopic rod of the air cylinder is connected with a moving block through a nut, the movi