A textile machine configured to produce or process a synthetic fiber yarn, the textile machine comprising: a static-buildup part (18, 43), wherein the static-buildup part (18, 43) is a rotating body configured to rotate while being in contact with the yarn, wherein the rotating body includes a rotation shaft, and a roller attached to the rotation shaft and having an outer circumferential surface with which the yarn is in contact, wherein the textile machine further comprises a high-speed feed roller configured to feed the yarn; and a low-speed feed roller provided downstream of the high-speed feed roller in a yarn running direction and configured to feed the yarn at a conveyance speed lower than that of the high-speed feed roller so that the yarn is relaxed between the high-speed feed roller and the low-speed feed roller, wherein the high-speed and low-speed feed rollers function as the rotating body, and characterized by an antistatic unit configured to remove static electricity from the static-buildup part (18, 43) at which the static electricity is generated due to the yarn running while being in contact with the static-buildup part (18, 43), wherein the antistatic unit is provided so as not to be in contact with the rotating body; wherein the antistatic unit includes: a grounded supporting member; and an antistatic member attached to the grounded supporting member so as to be along the outer circumferential surface of the rotation shaft; wherein the antistatic unit is provided with respect to at least the high-speed feed roller in a manner to prevent buildup of static electricity in the high-speed feed roller. a static-buildup part (18, 43), wherein the static-buildup part (18, 43) is a rotating body configured to rotate while being in contact with the yarn, wherein the rotating body includes a rotation shaft, and a roller attached to the rotation shaft and having an outer circumferential surface with which the yarn is in contact, wherein the textile machine further comprises a high-speed feed roller configured to feed the yarn; and a low-speed feed roller provided downstream of the high-speed feed roller in a yarn running direction and configured to feed the yarn at a conveyance speed lower than that of the high-speed feed roller so that the yarn is relaxed between the high-speed feed roller and the low-speed feed roller, wherein the high-speed and low-speed feed rollers function as the rotating body, and characterized by an antistatic unit configured to remove static electricity from the static-buildup part (18, 43) at which the static electricity is generated due to the yarn running while being in contact with the static-buildup part (18, 43), wherein the antistatic unit is provided so as not to be in contact with the rotating body; a rotation shaft, and a roller attached to the rotation shaft and having an outer circumferential surface with which the yarn is in contact, wherein the textile machine further comprises a high-speed feed roller configured to feed the yarn; and a low-speed feed roller provided downstream of the high-speed feed roller in a yarn running direction and configured to feed the yarn at a conveyance speed lower than that of the high-speed feed roller so that the yarn is relaxed between the high-speed feed roller and the low-speed feed roller, wherein the high-speed and low-speed feed rollers function as the rotating body, and characterized by an antistatic unit configured to remove static electricity from the static-buildup part (18, 43) at which the static electricity is generated due to the yarn running while being in contact with the static-buildup part (18, 43), wherein the antistatic unit is provided so as not to be in contact with the rotating body; wherein the antistatic unit includes: a grounded supporting member; and an antistatic member attached to the grounded supporting member so as to be along the outer circumferential surface of the rotation shaft; wherein the antistatic unit is provided with respect to at least the high-speed feed roller in a manner to prevent buildup of static electricity in the high-speed feed roller. a grounded supporting member; and an antistatic member attached to the grounded supporting member so as to be along the outer circumferential surface of the rotation shaft; wherein the antistatic unit is provided with respect to at least the high-speed feed roller in a manner to prevent buildup of static electricity in the high-speed feed roller.