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.
