This creation is a kind of axle center changer,It includes a body and a processing unit (plant),The body includes an operation table and a support base,The operation table has a hole,The top surface of the what operation table is arranged in the support base system,The what body is arranged in the processing unit (plant) system,The processing unit (plant) include a driving element,The pipeline of one control piece and the connection driving element and the control piece,The driving element is arranged on the what support base,The driving element includes a push rod towards hole,The what operation table is arranged in the control piece system,The push rod that operating personnel can control the driving element by the control piece is pushed,And feed granulating idler wheel is thereby dismounted,Reach laborsaving timesaving purpose,And push rod provides uniform pushing force,To protect the component in feed granulating idler wheel.本創作係一種軸心拆裝機，其包含一機體及一加工裝置，該機體包含一作業床台及一支撐座，該作業床台具有一孔洞，該支撐座係設置於該作業床台的頂面，該加工裝置係設置於該機體，該加工裝置包含一驅動元件、一控制件及一連接該驅動元件及該控制件的管線，該驅動元件設置於該支撐座上，該驅動元件包含一面向孔洞的推桿，該控制件係設置於該作業床台，作業人員能藉由該控制件控制該驅動元件的推桿進行推擠，並藉此拆裝飼料製粒滾輪，達到省力省時的目的，且推桿提供均勻的推擠力，以保護飼料製粒滾輪內的組件。
