Industrial CNC Angle Drilling And Marking Machine For Power Tower Manufacturing
Product Usage:
This custom-engineered CNC angle steel punching production line is specifically designed for the drilling and stamping procedures of large-sized, high-strength angle steel—a key material exclusively employed in the manufacturing of transmission line towers. The production line enables high-precision machining of all required holes on angle steel, offering superior hole quality, precise positional accuracy, outstanding production efficiency, and advanced automated performance.
Main parameters:
| Model |
JNC2532 |
ADM2532 |
ADM3635 |
| Angle size (mm) |
100×100×10~250×250×32 |
100×100×10~360×360×35 |
| Max. length of blank(m) |
14 |
| Taper of drilling spindle |
/ |
BT40 |
| Max. Drilling diameter (mm) |
Ф40 |
| Qty. of drill on each side (pcs) |
3 (6 in total on both side) |
| Max.spindle rotation speed (r/min) |
120-560,Transducer stepless adjustment |
6000 |
| Max.cutting speed of drill (m/min) |
/ |
200 |
| CNC axes |
3 |
9 |
| Range of back mark (mm) |
50-220 (stepless) |
50-330 (stepless) |
| Max. angle feeding speed (m/min) |
40 |
| Marking force (kN) |
1000/1200 |
| Qty. of character group |
4 |
| Qty. of character in each group |
18 |
| Character side(mm) |
14×10×19 |
| Drill bit cooling system |
External cooling |
Air atomization dry internal cooling |
| Programming mode |
Lofting software or instruction programming |
| Overall dimensions (m) |
32x7x2.5 |
34×8×3 |
34×8.9×3 |
Product Features:
The CNC angle steel drilling production line features a highly automated manufacturing structure, integrating an automatic material loading system composed of a transverse feeding conveyor and rotary loading mechanism, an automatic unloading system, and an intelligent material feeding unit. All angle steel drilling, punching, and marking operations can be completed through a single continuous processing cycle without manual intervention during machining. This advanced automation significantly reduces labor requirements, improves production efficiency, and enhances process consistency and operational reliability.
The marking unit of the CNC angle steel punching and marking production line adopts a high-rigidity enclosed structural design, ensuring excellent mechanical stability and long-term operational accuracy. The marking system consists of a fixed support base mounted on the machine frame, a movable working platform, and a hydraulically actuated character marking head assembly. According to the commands generated by the CNC control system, marking operations are automatically performed at the designated positions defined in the engineering drawings. To accommodate angle steel profiles of different specifications, the machine is additionally equipped with a manual adjustment mechanism, allowing flexible vertical positioning of the movable marking assembly and precise adjustment of the marking head location according to specific production requirements.
The drilling system of the CNC transmission tower processing equipment provides outstanding hole positioning accuracy and machining consistency. The feeding mechanism is driven by a high-performance servo motor and utilizes a rack-and-pinion transmission structure for stable material movement. Equipped with a rack position detection system and high-precision position feedback encoder, the feeding system forms a complete closed-loop control architecture to ensure accurate workpiece positioning. Meanwhile, the drilling power heads moving along the two flange directions of the angle steel are driven by servo motors through precision ball screw transmission mechanisms, guaranteeing excellent hole positioning accuracy and superior machining quality on angle steel components.
The industrial computer control system is equipped with a user-friendly Chinese-language interface, enabling convenient operation for production personnel. The system supports graphical display of workpiece layouts and hole coordinate information, simplifying machining verification and process monitoring. In addition, it allows direct import of processing programs generated by professional programming software, significantly improving the efficiency of machining program management, storage, and retrieval while enhancing overall production organization.
The demonstration samples include a wide range of standard angle steel specifications and typical hole patterns commonly applied in transmission line tower fabrication. These representative workpieces enable customers, engineers, and quality inspectors to visually evaluate the equipment’s machining performance, including drilling accuracy, marking quality, and processing consistency. They provide a practical and reliable reference for verifying whether the equipment can satisfy the actual manufacturing requirements of transmission tower production.
In Ultra-High-Voltage (UHV) power transmission projects, transmission towers must withstand severe environmental conditions, complex loading situations, and long-term structural stresses. This CNC angle steel processing system plays a critical role in manufacturing the angle steel components that form the primary load-bearing framework of transmission towers. The equipment performs high-precision drilling and marking operations on angle steel used for tower bodies, cross-arms, and other key structural members, ensuring accurate hole positioning, reliable connection performance, and excellent assembly precision. Through improved structural integrity, operational safety, and long-term service reliability, the system provides an efficient and dependable manufacturing solution for modern power transmission infrastructure and large-scale transmission tower production.
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