The ornamental design for a pipelayerframe, as shown and described.
FIG. 1 is a top perspective view of a pipelayer frame showing the new design.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is left side elevation view thereof.
FIG. 5 is a right side elevation view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a top perspective view thereof, showing the pipelayer frame installed as part of an exemplary pipelayer.
The evenly-spaced broken lines in the drawings are included for purpose of illustrating environment that forms no part of the claimed design, and for illustrating portions of the pipelayer frame that form no part of the claimed design.