This creation discloses a kind of massage machine core device, and it includes device noumenon, kneading massage mould group and traversing massage mould groups. Kneading massage mould system is arranged in what device noumenon, connects what kneading power packages by eccentric wheel and drives what linkage mechanism group, link mechanism system makes the first swing arm and the second swing arm carry out folding gearing. And arrange in pairs or groups it is traversing massage mould group cylindrical cam using its tool there are two staggeredly and displacement track guide groove design, can make the first swing arm and the second swing arm that can have the actuation of at least two axial direction in moving process, with increase massage skill and technique fidelity.本創作揭露一種按摩機芯裝置，其包含裝置本體、揉捏按摩模組及橫移按摩模組。揉捏按摩模組係設置於裝置本體內，藉由偏心輪連接於揉捏動力組並帶動於連桿機構組，連桿機構組係使第一擺動臂與第二擺動臂進行開合連動。並搭配橫移按摩模組的圓柱凸輪利用其具有兩個交錯且變距之軌跡導槽設計，可使第一擺動臂與第二擺動臂在移動過程中能具有至少二軸向之作動，以增加按摩技法之仿真度。
