The ornamental design for a porchswingframeornament, as shown and described.
FIG. 1 is a perspective view of a porch swing frame ornament showing my new design.
FIG. 2 is a front view thereof, a rear view being identical;
FIG. 3 is a side view thereof, an opposite side view being identical;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof; and,
FIG. 6 is a perspective view of a second embodiment of the porch swing frame ornament having longer end portions.
The porch swing frame and porch swing presented in broken lines represent environmental matter and form no part of the claimed design. The star shape presented in broken lines illustrates a portion of the article and forms no part of the claimed design.