Description
A rotary table is a mechanical device on a drilling rig that provides clockwise (as viewed from above) rotational force to the drill string to facilitate the process of drilling a borehole.Â
Rotary Table
Features:
1.The pinion and gear are made of alloy steel.
2.The master bushing is made form a steel casting.
3.Pin transmission type is suitable for APl standard square Kelly or hexagonal Kelly roller bushingï¼
4.Effective lubrication and reliable seals are provided by design.
5.The rotary tables conform to API specification 7K and the API monogram can be used.
| Model | ZP175 | ZP520 | ZP205 | ZP275 | ZP375 |
| Dia.of opening mmï¼inï¼ | 444.5(171/2) | 520.7(201/2) | 520.7(201/2) | 698.5(271/2) | 952.5(371/2) |
| Table axis center innerrow sprocket teeth mmï¼inï¼ | 1118(44) | 1353(531/4) | 1353(531/4) | 1353(531/4) | 1353(531/4) |
| Max.static load rating KN | 2700 | 1960 | 3150 | 4540 | 5850 |
| Max.working torque Nm | 13729 | – | 22555 | 27459 | 32362 |
| Max.speed r/min | 350 | 300 | 300 | 300 | 300 |
| Gear ratio | 3.75 | 3.22 | 3.22 | 3.67 | 3.56 |
| Overall dimension ï¼LÃWÃHï¼ mm | 1974Ã1366Ã560 | 2238Ã1440Ã705 | 2292Ã1475Ã668 | 2392Ã1670Ã685 | 2468Ã1810Ã718 |
| Weight kg | 3888 | 4500 | 5530 | 6122 | 7970 |