This line is multipurpose one – it ensures assembly and welding of side- frames of all produced models of the electric locomotives.
The line involves CMT Twin (Fronius, Austria) welding technique. It allowed to reduce occupied area, increase efficiency, minimize deformations after welding.
| 1. stand for assembly and automatic welding of strips; | 5. stand for channel bars mounting, side- frames automatic tack welding and welding; |
| 2. gantry for welding of transverse seams and strips; | 6. ventilation equipment; |
| 3. gantry for automatic tack welding of channel bars; | 7. welding equipment. |
| 4. gantry for automatic welding of longitudinal seams; |
Specifications:
| 1. | Product to be welded | electric locomotive side frames |
| 2. | Line capacity, pcs/year | 1200 |
| 3. | Operation mode | two-shift |
| 4. | Welding gantry for longitudinal welds | |
| Welding speed, m/min | 0.5 … 0.6 | |
| Inoperative speed, m/min | 15 | |
| Speed control | frequency-based | |
| Seam tracking | mechanical | |
| Seam type | T-butt fillet | |
| Number of simultaneously welded seams, pcs. | 2 | |
| Gantry movement drive | electromechanical | |
| 5. | Gantry for automatic tacking of channels | |
| Welding speed, m/min | 0.5 … 0.6 | |
| Inoperative speed, m/min | 15 | |
| Speed control | frequency-based | |
| Seam type | T-butt intermittent | |
| Seam tracking | mechanical | |
| Number of simultaneously welded seams, pcs. | 2 | |
| Gantry movement drive | electromechanical | |
| 6. | Gantry for welding cross seams | |
| Welding speed, m/min | 0.5… 0.6 | |
| Inoperative speed, m/min | 15 | |
| Speed control | frequency-based | |
| Seam tracking | mechanical | |
| Seam type | butt fillet | |
| Number of simultaneously welded seams, pcs. | 1 | |
| Gantry movement drive | electromechanical | |
| 7. | Air pressure in the pneumatic network, MPa | 0.5 … 0.6 |
| 8. | Installed capacity excluding welding equipment, kW | 55 |
| 9. | Number of semi-automatic welders, pcs | 7 |
| 10. | Power supply source for semi-automatic welders | Fronius |
| 11. | Overall dimensions of the line, mm | 55660х5830х3450 |
