Jinan Auten Machinery Co., Ltd.
China Top Quality Manufacture for CNC Drilling, Punching, Cutting, Milling, Forming Machines of Angles, Beams, Plates and Flanges! Do the new ones, do the good ones !
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Construction Engineering Bridge Project Use Cnc Beam Drilling Machine Line BT40 Main Spindle
Application industry:
This machine tool is specifically engineered for drilling operations on H-shaped steel. It employs three high-speed, precision drilling spindles to perform workpiece drilling, delivering outstanding machining accuracy and user-friendly operation. As a high-efficiency core piece of equipment in the steel structure industry, it finds extensive application in construction engineering, bridge projects, transmission towers, lattice frameworks, and other related sectors.
Specifications:
| H beam parameter | Max. Size Width x Height | 700×500mm | |
| Min. Size Width x Height | 100×100mm | ||
| Beam Length | 2000～12200mm | ||
| Main spindle | Qty. | 3 | |
| Model | BT40 | ||
| Motor power | 11 kW | ||
| Spindle speed | 100～3000 r/min | ||
| Hole diameter | φ5～φ30 mm | ||
| CNC axis | Servo motor power of X axis | About 5 kW | |
| Servo motor power of horizontal drilling positioning axis | About 1.5 kW | ||
| Servo motor power of vertical drilling positioning axis | About 3 kW | ||
| Servo motor of drilling infeeding | About 2 kW | ||
| Tool magazine | Qty. | 3 | |
| Type | Row style | ||
| Tool magazine capacity | 4 x 3 | ||
| Processing Accuracy | Hole distance deviation | Two holes within 1 meter | ±0.5 |
| The allowable deviation value increases by ±0.2mm for every additional 1 meter of the hole distance, and the maximum does not exceed ±2mm | |||
| End margin deviation | ±1.0 mm | ||
| Machine size | About 33x5.5x3.3m | ||
Components of CNC Drilling Machine Line
The CNC drilling machine line is primarily comprised of key components, including the main machine frame, CNC feeding system, out-feeding conveyor, cooling system, hydraulic system, pneumatic system, lubrication system, electrical system, and a scrap material collection cart. The production line features a fixed-bed design paired with a movable workpiece-carrying structure. This configuration provides 3D drilling capability, enabling fully automated production processes and ensuring efficient, consistent, and reliable manufacturing operations.
1. Main Machine Body
The main machine body is primarily composed of a base, bed, movable sliding table, headstock, upper pressing device, side pressing device, and a row-type tool magazine. The bed is characterized by exceptional rigidity and stability, enabling it to withstand the forces and vibrations generated during high-speed machining operations. This structural robustness ensures that the machine tool maintains consistent machining precision throughout all operational stages.
2. Cooling System
The drill bit is cooled using an aerosol cooling system, which combines compressed air with cooling water. This method provides advantages such as minimal coolant usage, enhanced cost efficiency, environmental sustainability, and reduced drill bit wear. A flexible nozzle is mounted on the headstock, allowing convenient adjustment of the spray position to ensure continuous and effective cooling of the drill bit during operation.
3. Lubrication System
This system utilizes a hybrid lubrication arrangement, integrating both centralized and manual methods. The centralized lubrication unit provides precise, scheduled lubrication to designated linear guides and lead screws, while all remaining lubrication points are serviced manually.
This machine tool is specifically engineered for drilling, tapping, and marking operations on H-beams, channel steel, and a wide variety of other steel workpieces. It accommodates steel components of different specifications while maintaining high precision and operational efficiency throughout the entire processing cycle. During demonstration sessions, the machine effectively showcases its capabilities using standard H-beam samples (with varying flange widths and web thicknesses) and channel steel samples of different dimensions. These demonstration pieces clearly illustrate the machine’s ability to achieve precise hole positioning, accurately tapped threads, and well-defined marking patterns—fully demonstrating its exceptional accuracy and reliability in practical applications.
The High-Speed CNC H Beam Drilling Machine is primarily utilized in steel structure fabrication workshops and bridge construction projects. Within steel structure workshops, it performs precision machining on H-beams used in frameworks and support elements, providing a reliable foundation for the accurate and stable assembly of steel structures. In bridge construction applications, it carries out high-precision drilling on H-beams, enhancing structural integrity and ensuring the capacity of bridges to endure long-term loads. Its exceptional operational efficiency delivers dependable technical support for these critical infrastructure sectors, facilitating smooth and timely project execution.