A multi-axis measurement device for loading force and center of gravity comprising: a first loading plate, further comprising: a first slidable element, wherein one end of the first slidable element is connected to the first loading plate, and moves in a first direction; and a first piezoelectric pressure sensing element, wherein one end of the first piezoelectric pressure sensing element is connected to the first loading plate; a second loading plate, further comprising: a second slidable element, wherein one end of the second slidable element is connected to the second loading plate, and moves in a second direction; and a second piezoelectric pressure sensing element, wherein one end of the second piezoelectric pressure sensing element is connected to the second loading plate; a connecting plate, located between the first loading plate and the second loading plate, wherein the connecting plate is respectively connected to the first slidable element, the first piezoelectric pressure sensing element, the second slidable element, and the second piezoelectric pressure sensing element; and a plurality of third piezoelectric pressure sensing elements, connected to the first loading plate; wherein the first piezoelectric pressure sensing element measures the changes in pressure of the first direction, the second piezoelectric pressure sensing element measures the changes in pressure of the second direction, and the third piezoelectric pressure sensing elements measure the changes in pressure of a third direction. a first loading plate, further comprising: a first slidable element, wherein one end of the first slidable element is connected to the first loading plate, and moves in a first direction; and a first piezoelectric pressure sensing element, wherein one end of the first piezoelectric pressure sensing element is connected to the first loading plate; a first slidable element, wherein one end of the first slidable element is connected to the first loading plate, and moves in a first direction; and a first piezoelectric pressure sensing element, wherein one end of the first piezoelectric pressure sensing element is connected to the first loading plate; a second loading plate, further comprising: a second slidable element, wherein one end of the second slidable element is connected to the second loading plate, and moves in a second direction; and a second piezoelectric pressure sensing element, wherein one end of the second piezoelectric pressure sensing element is connected to the second loading plate; a second slidable element, wherein one end of the second slidable element is connected to the second loading plate, and moves in a second direction; and a second piezoelectric pressure sensing element, wherein one end of the second piezoelectric pressure sensing element is connected to the second loading plate; a connecting plate, located between the first loading plate and the second loading plate, wherein the connecting plate is respectively connected to the first slidable element, the first piezoelectric pressure sensing element, the second slidable element, and the second piezoelectric pressure sensing element; and a plurality of third piezoelectric pressure sensing elements, connected to the first loading plate;