A wood shredder apparatus is provided and includes a movable carrier, a shredder device, a transmission hose, and a supporting stand. The movable carrier includes an accommodating chamfer. The shredder device includes a housing having a through hole, a plurality of cutters, and a motor. The cutters are rotatably fixed in the housing. The motor is located on the housing and is connected to the cutters. The transmission hose includes a first end portion and a second end portion. The first end portion is connected to the through hole, and the second end portion is aligned with the accommodating chamfer. The supporting stand is connected between the movable carrier and the shredder device, and includes a plurality of the extending arms and expandable devices. The extending arms are connected between the movable carrier and the shredder device and are pivoted with each other. The expandable devices are fixed on the extending arms, respectively. When the cutters contact a branch, the branch is cut into the housing and falls in the accommodating chamfer by the through hole and the transmission hose.一種樹木修剪設備包含移動載具、破碎裝置、輸送管與支撐架。移動載具具有容置槽。破碎裝置包含殼體、複數個刀具與馬達。殼體具有穿孔。刀具可轉動地固定於殼體中。馬達位於殼體上且連接於刀具。輸送管具有第一端部與第二端部,其中第一端部連接於穿孔且第二端部對齊於容置槽。支撐架連接於移動載具與破碎裝置之間,且包含複數個延伸臂與複數個伸縮裝置。延伸臂連接於移動載具與破碎裝置之間,且彼此樞接。伸縮裝置分別固定於延伸臂上。當刀具接觸樹枝時,樹枝被切斷並進入殼體中,且從穿孔與輸送管落入容置槽中。100‧‧‧樹木修剪設備110‧‧‧移動載具112‧‧‧容置槽120‧‧‧破碎裝置122‧‧‧殼體123‧‧‧穿孔124‧‧‧刀具125‧‧‧轉盤126‧‧‧馬達127‧‧‧開口130‧‧‧輸送管132‧‧‧第一端部134‧‧‧第二端部140‧‧‧支撐架142‧‧‧延伸臂144‧‧‧伸縮裝置145‧‧‧水平轉動裝置152‧‧‧位移控制器154‧‧‧馬達控制器156‧‧‧攝影機控制器160‧‧‧攝影機170‧‧‧螢幕200‧‧‧樹木210‧‧‧樹枝D1‧‧‧方向D2‧‧‧方向D3‧‧‧方向D4‧‧‧方向
