This creation provides a mowing plate structure.It is used to assemble one power source of a mower.The mowing disc structure comprises a disc body.A set of connecting holes is arranged in the center.It is used to connect the power source.Among them,An inlet and an outlet are arranged on the periphery of the disc body.The entrance is provided with a straw cutting rope to penetrate along a threading direction；One chute,It is located in the disc.The chute connects the inlet and outlet；And a stop,Its movement is located in the chute.The movement direction of the stop is inclined to the direction of penetration.It is used to make the grass cutting rope be clamped between the stop and the chute.In this way,Prevent the mowing rope from separating from the inlet of the disc body.本創作提供一種割草盤結構，其用以組裝於一割草機之一動力源，割草盤結構包含：一盤體，其中心設有一組接孔，用以組接於動力源，其中，盤體之周緣設有一入口及一出口，入口供一割草繩沿一穿設方向穿入；一滑槽，其設於盤體內，滑槽連通入口及出口；以及一止擋塊，其活動設於滑槽內，止擋塊之活動方向與穿設方向呈傾斜，用以使割草繩被卡固於止擋塊與滑槽間，藉此，防止割草繩由盤體之入口脫離。
