Quantitative batch feeder

The utility model provides a quantitative batch feeder which comprises a herbicide preparation tank, two square quantitative tubes, a bending plate and a pull rod, a motor is installed in the middle of the upper end of the herbicide preparation tank, an imazamox stock solution hopper and a herbicide raw material hopper are integrally fixed to the upper ends of the two square quantitative tubes respectively, and the bending plate is connected with the pull rod. The fixed shells are fixed to the opposite outer sides of the two square quantitative pipes, the two pull rods are movably inserted into the two fixed shells respectively, the annular side faces of the two pull rods are sleeved with the reset springs, the two bent plates are arranged, and through the design, the problem that an original device cannot conduct quantitative treatment on herbicide stock solution is solved; the device is reasonable in structure and good in practicability, and can quantitatively process the imazamox herbicide stock solution a