The invention relates to the field of optical cable production, in particular to a butterfly-shaped optical cable production device which comprises a pay-off mechanism, an extrusion mechanism, a cooling and drying mechanism and a traction device which are sequentially. The invention relates to the field of optical cable production, in particular to a butterfly-shaped optical cable production device which comprises a pay-off mechanism, an extrusion mechanism, a cooling and drying mechanism and a traction device which are sequentially. The invention relates to the field of optical cable production, in particular to a butterfly-shaped optical cable production device which comprises a pay-off mechanism, an extrusion mechanism, a cooling and drying mechanism and a traction device which are sequentially arranged, wherein the. High Speed Wire& Cable Optical Fiber Cable Sheathing Production Line is suitable for medium and high voltage single core or multiple core power cable sheath of extruded and double layer extruded at a time. Suitable material for PVC,PE,low smoke zero halogen,conductive PVC,and conductive PE and so. Optic Cable Outer sheathing Extrusion Production Line for Butterfly-shaped Fiber Optical cables^ It is used to produce butterfly-shaped optical cables, and the sheath material is LSZH low-smoke halogen-free fuel resistance. producing PET plastic containers and bottles in all shapes. It is a communication that uses one or more optical fibers placed in a sheath as a transmission medium and can be used individually or in groups Cable assembly. Optical cables are mainly composed of optical fibers (thin glass filaments such as hair), plastic protective sleeves and plastic sheaths. The invention relates to a butterfly-shaped optical cable which comprises a sheath with a rectangular cross section, wherein an optical fiber unit is coated in the middle of the sheath, reinforcing parts are arranged on the upper side and the lower side of the sheath corresponding to the optical.