Spring Wire IHT Line Oil Quenching and Tempering Production Line Induction Heating
I. Whole Work Flow:
Pay off → Pinch rolls set No. 1 → HV-Straightener → Pinch rolls set No. 2 → Cleaning unit → Induction Quenching No.1 → Induction Quenching No.2 → Induction Quenching No.3 → Heat holding → Jet-cooling for Quenching → Induction Tempering → Heat holding → Jet-cooling for Tempering → Flaw detector → Pinch rolls set No. 3 → Oiler → Shearing → Wire separating → Wire take-up
II. Main Technical Parameters:
| No. |
Item |
Specification |
| 1 |
Raw material |
steel grades SiCr and SiCrV classes FD, TD, VD |
| 2 |
Diameter |
φ8,0 - φ16,0 mm |
| 3 |
Working speed |
Φ9.0mm--20m/min; φ14.5mm-7.5m/min |
| 4 |
Induction quenching temp. |
≤1000ºC constant and adjustable (920-1000ºC) |
| 5 |
Induction tempering temp. |
≤650ºC constant and adjustable (450-650ºC) |
| 6 |
Temp. control accuracy |
≤ ±5ºC |
| 7 |
Take-up coil dimension |
φ1700-φ2200mm |
| 8 |
Max. Take-up coil weight |
≥2000kg |
| 9 |
Center elevation |
1000mm |
| 10 |
Production method |
Continuous production |
| 11 |
Finished products |
1) Spring wires produced by this production line would keep uniform and straight; 2) Products keep consistence with EN10270-2:2011, tensile strength fluctuation of the same coil of spring wire would be ≤50MPa |
III. Details of Machine for Reference: