| 摘要 |
PROBLEM TO BE SOLVED: To provide a molding machine for a handrail which prevents a material from being elongated at a manufacturing time and stabilizes a shape change after molding by making a towing force to be applied to a constituting material uniform when the handrail is molded and molded. SOLUTION: The molding machine for the handrail comprises a saddle type core 11 for guiding the handrail fixed to an upper frame 10, a belt 14 engaged with two turn pulleys 13a, 13b disposed fixedly at both ends and passing grooves 12a, 12b formed on both surfaces of the core 11, a lower toothed drive belt 19 fixed to a lower frame 15 and engaged with a gear part 16c, a belt drive mechanism moved while vertically fastening a handrail constituting material, and a displacement regulating mechanism of a frame having an air cylinder 23 and a linear bearing 24 capable of regulating a fastening pressure of the drive belt for pressing the C-shape handrail 3 molded by vertically moving the lower frame 16 to a molding unit 11a. COPYRIGHT: (C)2003,JPO
|
