Hangzhou Suntech Machinery Co, Ltd
Specialized In Wire&tube industrial equipment Succeed in Turn-Key Production Line
Add to Cart
PC Bar Production Line for Railway Sleeper PC Bar Induction Heating Line
I. Whole Work Flow:
Pay off → Wire arranging→ Mechanical descaling→ Horizontal type wire drawing and forming machine → Vertical and horizontal straightening → Three roll clamping and driving→ Cleaning unit →Heating No.1 →Heating No.2 →Heating No.3 → Heat Preservation → Cooling for Quenching → Induction Tempering → Heat Preservation →Cooling for Tempering →Three roll clamping and driving → Shearing → Wire separating → Wire take-up
| No. | Item | Specification |
| 1 | Raw material | 30MnSi,30Si2Mn and other alloy spring steels |
| 2 | Diameter | Φ 7.0-13.0mm |
| 3 | Working speed | 90-100m/min for type φ 7.1mm; 80-90m / min for type φ9.0mm; 65-70m/min for type φ 10.7mm; 40-45m/min for type φ 12.6mm. |
| 4 | Induction quenching temp. | ≤950ºC constant and adjustable |
| 5 | Induction tempering temp. | ≤450ºC constant and adjustable |
| 6 | Temp. control accuracy | ≤ ±5ºC |
| 7 | Take-up coil dimension | φ1800-φ2400mm |
| 8 | Pay-off | Horizontal rotating type pay off |
| 9 | Center elevation | 1000mm |
| 10 | Production method | Continuous production |
| 11 | Finished products | 1) Products keep consistence with "GBT5223.3-2005" and "JISG3137-1994" |
III. Application scope
PC steel bar has the features of high strength tenacity, low relaxation and good weldability, and widely used for tubular pile, viaduct pier, railway sleeper, etc.
IV. Technical features
1) The complete production line is composed of preheating power supply unit, raising temperature power supply unit, quenching power supply unit and tempering power supply unit with reasonable configuration.
2) The complete production line adopts PLC+frequency variable control with high automation, can realize tension control, automatic feeding, automatic shearing and automatic take-up.