The ornamental design for a wagonwheelstand, as shown and described.
FIG. 1 is a perspective view of a wagon wheel stand showing my new design.
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is an opposite side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a perspective view of the wagon wheel stand shown displaying articles.
The features presented in broken lines represent unclaimed portions of the wagon wheel stand and wagon wheels positioned thereon and form no part of the claimed design.