Corn threshing equipment

The utility model relates to the technical field of corn threshing, and discloses a corn threshing device which comprises a threshing machine and a protection assembly, the threshing machine comprises a support, a threshing mechanism is installed on the top of the support, and a transmission mechanism is installed on one side of the support. Firstly, a limiting block is pulled to compress a spring, then a collecting bag is fixed to the bottom of a guide pipe, a transmission mechanism is started after installation is completed, a motor in the transmission mechanism drives a transmission belt to work, then corn is added into a feeding hopper, and the corn enters a threshing mechanism to be threshed; when the threshing mechanism is used, corn enters the roller through the feeding hopper, then corn kernels are conveyed to a designated position through the second discharging port and the pipeline, corn cobs enter the pipe body through the first discharging port and then enter the collecting bag through the guide p