To provide a method for manufacturing a coating rod which can eliminate scratches or uneven coating on a web.
The method for manufacturing the coating rod includes: preparing a rod material 20; disposing a pair of rolling dies 120, 130 each having a plurality of projections on the outer periphery and including a biting portion 120a, 130a, a parallel portion 120b, 130b and a relief portions 120c, 130c in this order from the entrance side of the rod material to the exit side thereof so that respective horizontal opening angles θ1, θ2 of main shafts 122, 132 of the rolling dies 120, 130 to an axial direction 150 of the rod material 20 is 0.20-0.45° smaller than the respective relief angles of the rolling dies 120, 130, and so that the release portions 120c, 130c are opposed to each other; feeding the rod material 20 along the axial direction; and rolling the material by rotating the pair of rolling dies 120, 130 about the main shafts 122, 132 respectively while pressing the rod material 20 by the relief portions 120c, 130c of the pair of rolling dies 120, 130.
OSHIMA ATSUSHI
SONE NOBUYUKI
| JP2005254202A | 2005-09-22 | |||
| JPH02224840A | 1990-09-06 | |||
| JPH07185712A | 1995-07-25 | |||
| JPH05347A | 1993-01-08 | |||
| JP2005254202A | 2005-09-22 | |||
| JPH02224840A | 1990-09-06 | |||
| JPH07185712A | 1995-07-25 | |||
| JPH05347A | 1993-01-08 |