Pyramid industries, ahmedabad, supplies rope-laying machine [model prs-0610/3] . This particular model is capable of producing coiled ropes of 6-10 mm diameter from all types of natural and synthetic fibre yarn in one continuous operation. This rope-laying machine is fed directly by extrusion bobbins, say, by untwist yarn and or by pre-twisted, or plied yarn from a ply-yarn machine or it can also use yarn from the in-flow ply yarn machine. The pay-off section consists of three cradles, with each cradle consisting of 18 standard pay-off bobbins of size [max] - 250 mm [diameter] x 305 mm [length] [specific sizes of the pay-off bobbin can be accommodated to meet the non-standard requirements]. The three cradles include register plate, forming die bracket, bobbin tensioner brake device, and a bobbin-doffing device. The machine is fed by untwisted extrusion bobbin of yarn directly. The take-up section includes take-up cradles with built?in gearbox, capstan rollers, and take-up bobbin of size 380 mm [diameter] x 355 mm [length]. The rope-laying machine is driven by 15 hp dc motor [11.2 kw]. Synchronous drive between these two sections [pay-off and take-up] is by means of heavy-duty universal joint coupling. A dc control panel is also supplied along with the machine.
