In order to accelerate the mechanized process of crayfish processing,a multi-functional crayfish processing device is designed based on a large number of market research and experimental research.The device adopts the rotary processing method,which can realize the crayfish clamping,head,back,shrimp line,feeding and other operations.Perfect control system,human-computer interaction interface and remote control APP were developed,prototype was manufactured and tested.The test showed that the head re-moval rate of the device was 100%,the open back rate was 100%,the bowel r...