The invention discloses a knitting fabric drying machine, which comprises a work table, wherein a fixing rod, a protection box and a fixing plate are sequentially and fixedly connected onto the top of the work table from left side to right side; a support plate is fixedly connected onto the bottom of an inner cavity of the work table; fans are fixedly connected to the two sides of the top of the support plate. Through the arrangement and the matched use of the support plate, a first heat conduction plate, the fan, a support post, a fixing block, the fixing rod, fan blades, a first rolling tube, a first motor, a fabric, a second heat conduction plate, an air outlet, a second rolling tube, a second motor, the fixing plate, a guide wheel, a rotating shaft, a heating machine, a heat transfer rod and a third heat conduction plate, the knitting cleaned fabric is effectively dried; the problem of drapes generated by the fabric in the transportation and storage process when the existing knitting drying machine is used is solved, so that the production efficiency of the knitting fabric is improved; meanwhile, the practical performance of the drying machine is also improved; the knitting fabric drying machine is suitable for being popularized and used.