Transport method and transport device of single-cut sheet associated with absorbent article

A transport method of a single-cut sheet associated with an absorbent article, the method enlarging a space between single-cut sheets adjacent in a direction of transport, the single-cut sheets being produced by being sequentially cut from a continuous sheet that is transported in the direction of transport, the method comprising:

• a first transporting step of transporting the single-cut sheets taking a direction of rotation of a first rotating body as the direction of transport by rotating the first rotating body while holding the single-cut sheets on an outer circumferential surface with a holding force of the outer circumferential surface of the first rotating body, the single-cut sheets being each produced by being cut from the continuous sheet;
• and
• a second transporting step of transporting the single-cut sheets taking a direction of rotation of a second rotating body as the direction of transport by rotating the second rotating body while receiving and holding the single-cut sheets on an outer circumferential surface of the second rotating body, the single-cut sheets being transported from the first rotating body,
• in the first transporting step, an upstream-side end part of each of the single-cut sheets in the direction of transport being bonded to the outer circumferential surface of the first rotating body by adhesive provided at least in a part of the upstream-side end part, each of the single-cut sheets being transported in the direction of transport at a peripheral speed value of the first rotating body,
• in the second transporting step, in a state in which the second rotating body rotates at a peripheral speed value larger than the peripheral speed value of the first rotating body, and the upstream-side end part of each of the single-cut sheets is located on the outer circumferential surface of the first rotating body, the second rotating body transporting each of the single-cut sheets while allowing a portion of each of the single-cut sheets located on the second rotating body to relatively slide behind in the direction of transport with respect to the outer circumferential surface of the second rotating body on the basis that each of the single-cut sheets is transported in the direction of transport at the peripheral speed value of the first rotating body,
• after the adhesive of the upstream-side end part is separated from the outer circumferential surface of the first rotating body and the upstream-side end part moves from the outer circumferential surface of the first rotating body to the outer circumferential surface of the second rotating body, the second rotating body transporting the single-cut sheets at the peripheral speed value of the second rotating body,
• wherein
• the adhesive is provided also at least in a part of a downstream-side end part of each of the single-cut sheets in the direction of transport,
• each of the single-cut sheets is produced by being cut at a predetermined position of the continuous sheet in the direction of transport, and
• the position to be cut is included in an applied region to which the adhesive is applied in the continuous sheet.

A transport method of a single-cut sheet associated with an absorbent article, the method enlarging a space between single-cut sheets adjacent in a direction of transport, the single-cut sheets being produced by being sequentially cut from a continuous sheet that is transported in the direction of transport, the method comprising:

• a first transporting step of transporting the single-cut sheets taking a direction of rotation of a first rotating body as the direction of transport by rotating the first rotating body while holding the single-cut sheets on an outer circumferential surface with a holding force of the outer circumferential surface of the first rotating body, the single-cut sheets being each produced by being cut from the continuous sheet;
• and
• a second transporting step of transporting the single-cut sheets taking a direction of rotation of a second rotating body as the direction of transport by rotating the second rotating body while receiving and holding the single-cut sheets on an outer circumferential surface of the second rotating body, the single-cut sheets being transported from the first rotating body,
• in the first transporting step, an upstream-side end part of each of the single-cut sheets in the direction of transport being bonded to the outer circumferential surface of the first rotating body by adhesive provided at least in a part of the upstream-side end part, each of the single-cut sheets being transported in the direction of transport at a peripheral speed value of the first rotating body,
• in the second transporting step, in a state in which the second rotating body rotates at a peripheral speed value larger than the peripheral speed value of the first rotating body, and the upstream-side end part of each of the single-cut sheets is located on the outer circumferential surface of the first rotating body, the second rotating body transporting each of the single-cut sheets while allowing a portion of each of the single-cut sheets located on the second rotating body to relatively slide behind in the direction of transport with respect to the outer circumferential surface of the second rotating body on the basis that each of the single-cut sheets is transported in the direction of transport at the peripheral speed value of the first rotating body,
• after the adhesive of the upstream-side end part is separated from the outer circumferential surface of the first rotating body and the upstream-side end part moves from the outer circumferential surface of the first rotating body to the outer circumferential surface of the second rotating body, the second rotating body transporting the single-cut sheets at the peripheral speed value of the second rotating body,
• wherein
• the holding force of the first rotating body occurs due to a suction operation of a plurality of suction holes formed on the outer circumferential surface, and
• in a part of the outer circumferential surface to which the upstream-side end part of each of the single-cut sheets faces, the suction holes are not provided on an upstream side of a portion facing to the adhesive.

A transport method of a single-cut sheet associated with an absorbent article, the method enlarging a space between single-cut sheets adjacent in a direction of transport, the single-cut sheets being produced by being sequentially cut from a continuous sheet that is transported in the direction of transport, the method comprising:

• a first transporting step of transporting the single-cut sheets taking a direction of rotation of a first rotating body as the direction of transport by rotating the first rotating body while holding the single-cut sheets on an outer circumferential surface with a holding force of the outer circumferential surface of the first rotating body, the single-cut sheets being each produced by being cut from the continuous sheet;
• and
• a second transporting step of transporting the single-cut sheets taking a direction of rotation of a second rotating body as the direction of transport by rotating the second rotating body while receiving and holding the single-cut sheets on an outer circumferential surface of the second rotating body, the single-cut sheets being transported from the first rotating body,
• in the first transporting step, an upstream-side end part of each of the single-cut sheets in the direction of transport being bonded to the outer circumferential surface of the first rotating body by adhesive provided at least in a part of the upstream-side end part, each of the single-cut sheets being transported in the direction of transport at a peripheral speed value of the first rotating body,
• in the second transporting step, in a state in which the second rotating body rotates at a peripheral speed value larger than the peripheral speed value of the first rotating body, and the upstream-side end part of each of the single-cut sheets is located on the outer circumferential surface of the first rotating body, the second rotating body transporting each of the single-cut sheets while allowing a portion of each of the single-cut sheets located on the second rotating body to relatively slide behind in the direction of transport with respect to the outer circumferential surface of the second rotating body on the basis that each of the single-cut sheets is transported in the direction of transport at the peripheral speed value of the first rotating body,
• after the adhesive of the upstream-side end part is separated from the outer circumferential surface of the first rotating body and the upstream-side end part moves from the outer circumferential surface of the first rotating body to the outer circumferential surface of the second rotating body, the second rotating body transporting the single-cut sheets at the peripheral speed value of the second rotating body,
• wherein
• the holding force of the first rotating body occurs due to a suction operation of a plurality of suction holes formed on the outer circumferential surface, and
• on the outer circumferential surface of the first rotating body, the suction holes are not provided in a portion to which the adhesive of each of the single-cut sheets faces.

A transport method of a single-cut sheet associated with an absorbent article, the method enlarging a space between single-cut sheets adjacent in a direction of transport, the single-cut sheets being produced by being sequentially cut from a continuous sheet that is transported in the direction of transport, the method comprising:

• a first transporting step of transporting the single-cut sheets taking a direction of rotation of a first rotating body as the direction of transport by rotating the first rotating body while holding the single-cut sheets on an outer circumferential surface with a holding force of the outer circumferential surface of the first rotating body, the single-cut sheets being each produced by being cut from the continuous sheet;
• and
• a second transporting step of transporting the single-cut sheets taking a direction of rotation of a second rotating body as the direction of transport by rotating the second rotating body while receiving and holding the single-cut sheets on an outer circumferential surface of the second rotating body, the single-cut sheets being transported from the first rotating body,
• in the first transporting step, an upstream-side end part of each of the single-cut sheets in the direction of transport being bonded to the outer circumferential surface of the first rotating body by adhesive provided at least in a part of the upstream-side end part, each of the single-cut sheets being transported in the direction of transport at a peripheral speed value of the first rotating body,
• in the second transporting step, in a state in which the second rotating body rotates at a peripheral speed value larger than the peripheral speed value of the first rotating body, and the upstream-side end part of each of the single-cut sheets is located on the outer circumferential surface of the first rotating body, the second rotating body transporting each of the single-cut sheets while allowing a portion of each of the single-cut sheets located on the second rotating body to relatively slide behind in the direction of transport with respect to the outer circumferential surface of the second rotating body on the basis that each of the single-cut sheets is transported in the direction of transport at the peripheral speed value of the first rotating body,
• after the adhesive of the upstream-side end part is separated from the outer circumferential surface of the first rotating body and the upstream-side end part moves from the outer circumferential surface of the first rotating body to the outer circumferential surface of the second rotating body, the second rotating body transporting the single-cut sheets at the peripheral speed value of the second rotating body,
• wherein
• the upstream-side end part of each of the single-cut sheets is bonded by the adhesive to another member associated with manufacture of the absorbent article.