The bed of machine has rectangle guide way which has high abrasive resistance after quenched.The feeding lead screw is equipped between the two guide way.The fixture of the guide carriage and clamping of workpiece is made by the servo motor and it is safe and reliable. The spindle of guide carriage and machine spindle has high concentricity and rotation precision.It is easy to change the guide bush. The machine is a kind of deep hole boring machine with easy to operate and control, high efficiency.
| Item | T2110G、T2110G/1 | T2120G、T2120G/1 |
| The range of drilling diameter | φ20 ~ 60mm | φ40 ~ 80mm |
| The range of boring diameter | φ40 ~ 100mm | φ40 ~ 200mm |
| The height of center | 400mm | 400mm |
| The range of boring depth | 1000 – 5000mm | 1000 – 10000mm |
| The diameter of chucks | φ400mm | φ400mm |
| Workpiece clamped dia. Range of steady rest | φ50 ~ φ400mm | φ50 ~ φ400mm |
| Range and kinds of spindle speed | 70 ~ 1200r/min, 3 grades 12 kinds | 70 ~ 1200r/min, 3 grades 12 kinds |
| The power of main motor | N = 15kW | N = 30kW |
| Range of feeding speed | 5 ~ 2000mm/min (stepless) | 5 ~ 2000mm/min (stepless) |
| Feeding motor | N = 4.5kW servo motor | N = 4.5kW servo motor |
| Guide carriage motor | N = 6.7kW servo motor | N = 6.7kW servo motor |
| Cool pump motor power | N = 5.5kW n = 1440r/min (two groups); N = 7.5kW n = 960r/min | N = 5.5kW n = 1440r/min (four groups) |
| Rated pressure of cooling system | 2.5Mpa、6.3 Mpa | 2.5MPa |
| The flow of cooling system | 80、180、280L/min | 100、200、300、400L/min |
