Abstract: Importance of clamping conveyer technology and device in vegetable harvesting machine was expounded，and typical structure of clamping conveyer technology and device，vegetable stress，motion and driving system were analyzed in detail.Application examples of clamping conveyer technology and device in typical carrot harvester and cabbage harvester were introduced. Development trend of clamping conveyer technology and device in vegetable machine were discussed.It could provide reference for design and research on vegetable harvesting machine.