| 摘要 |
PROBLEM TO BE SOLVED: To keep the quality of a green tire while shortening the molding time of the green tire. SOLUTION: A stitcher is provided, which has the supporting frame 3 provided in the vicinity of the molding drum D, has the movable bases 7 provided on the supporting frame 3 movably to the transverse direction that is parallel with the drum axial center Dc of the molding drum D, has the servomotor 9, which is employed for moving the movable bases 7 to the transverse direction, provided on the supporting frame 3, has the air cylinders 17 provided on the movable bases 7 and has ball bearings 21 provided on the piston rods 19 of the air cylinders 17, and in which the ball bearings 21 have the balls 25 that are rotatable in an arbitrary direction and that can press the unvulcanized tire constructing members T. COPYRIGHT: (C)2008,JPO&INPIT
|
