Optical fiber cable manufacturing method and optical fiber cable manufacturing apparatus

2017 
An optical fiber cable manufacturing method and an optical fiber cable manufacturing apparatus capable of suppressing the twist back of an SZ twisted optical fiber bundle with a simple configuration are provided. An SZ twisting process in which a plurality of optical fibers or a plurality of optical fiber units 5 are SZ twisted using an SZ twisting device 12 to form an optical fiber bundle B, and an optical fiber bundle extrusion molding device 14 is used. A coating step of covering the optical fiber bundle with the sheath in the coating step, while pressing the optical fiber bundle with the pressing portion 13 disposed between the SZ twisting device and the extrusion molding device. The manufacturing method of the optical fiber cable 100 to coat. [Selection] Figure 2
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