The invention relates to an automatic rolling shielding device, which comprises a first body, a second body, a shielding piece, a control unit and a humidity sensing unit, through which the detected humidity value is transmitted to the control unit, and then the control unit judges and controls the action of the first body or the second body.The device can automatically retract and release the shelter with the change of weather and environment, so that the crops can be protected immediately, so as to reduce the loss of crops, and save considerable human resources and time due to automation, and the shelter used can be reused due to retraction, so as to achieve the effect of environmental protection.本創作係一種自動捲收之遮蔽裝置，包含有：一第一機體、一第二機體、一遮蔽件、一控制單元及一溼度感應單元，藉由該溼度感應單元將所偵測到之溼度數值傳輸至該控制單元，再由該控制單元進行判斷並控制該第一機體或第二機體之動作。本創作之自動捲收之遮蔽裝置，係能隨著天氣環境變化而自動收放遮蔽件，使農作物可即時得到保護，以降低農作物的損失，並且因自動化而節省了相當的人力資源與時間，且所使用之遮蔽件因捲收而重複使用，可達到環保之功效。
