BHD700/3 CNC Beam Drilling Machine Line For H-Section Steel Equipped With Three Spindles
Application industry:
This CNC beam drilling machine line is specially designed for drilling H-section steel and is equipped with three high-speed, high-precision drilling spindles for efficient workpiece processing. It provides reliable machining accuracy while maintaining ease of operation and convenient handling. As a key piece of high-productivity equipment for the steel structure fabrication industry, it is widely applied in building construction, bridge fabrication, power transmission tower manufacturing, lattice structure production, and other related industrial sectors.
Specifications:
| Model |
BHD700/3 |
| H Beam width range (mm) |
100~700 |
| H Beam height range (mm) |
100~500 |
| Channel steel width range (mm) |
100~700 |
| Channel steel height range (mm) |
100~250 |
| Max. workpiece thickness (mm) |
40 |
| Max. workpiece length (m) |
12 or 15 (optional) |
| Drilling spindle qty. |
Total 3 spindles, one spindle on the upper unit, left side and right side respectively |
| Spindle hole taper |
BT40 |
| Max.drilling diameter (mm) |
40 |
| Spindle motor power (kW) |
11/15 |
| Spindle speed (r/min) |
100~3000 |
| Spindle feeding speed (m/min) |
0~10 |
| X-axis feeding speed (m/min) |
0~20 |
| Qty of tool magazine |
3 |
| Tool magazine type and capacity |
Row type, 3x4 (optional) |
| Marking unit (optional) |
Disc typing, 36 characters, character size Φ10mm |
| CNC system |
German, Japan, China INVT |
| Cooling method |
Spray cooling, internal cooling + external cooling |
| Machine Overall Size (m) |
About 33x5.5x3.5 |
| Total Power(kW) |
About 55 |
| The above parameters can be adjusted and changed according to customer's specific requirements. |
Components of CNC Drilling Machine Line
The CNC drilling machine line mainly consists of a main machine frame, CNC workpiece feeding system, discharge conveyor, cooling system, hydraulic system, pneumatic system, lubrication system, electrical control system, and scrap collection trolley. The production line adopts a stationary machine bed combined with a movable workpiece support system. This arrangement facilitates three-dimensional drilling operations and automated processing, ensuring stable operation, consistent output, and efficient continuous production.
1. Main Machine Body
The main machine assembly includes a support base, machine bed, movable slide table, spindle headstock, upper workpiece clamping mechanism, lateral clamping mechanism, and linear tool magazine. The machine bed is designed with high rigidity and structural stability to withstand the cutting forces and vibration generated during high-speed machining. This robust construction helps maintain dimensional precision during extended operation and delivers consistent machining quality.
2. Cooling System
The drilling tools are cooled and lubricated by an aerosol system that combines compressed air with cutting fluid. This method helps reduce coolant consumption, lower operating costs, minimize environmental impact, and extend tool service life. A flexible nozzle installed on the spindle head allows convenient adjustment of the coolant spray direction, providing effective and continuous cooling throughout the drilling process.
3. Lubrication System
The lubrication system integrates centralized automatic lubrication with manual lubrication. The centralized lubrication unit supplies an appropriate and controlled amount of lubricant to designated linear guideways and lead screws, ensuring effective lubrication of essential moving components. Other lubrication points are maintained manually in accordance with the specified equipment maintenance procedures.
This machine tool is engineered for drilling, tapping, and marking operations on H-beams, channel steel, and other structural steel profiles. It accommodates workpieces of varying specifications while maintaining precise machining results and stable operational efficiency throughout the production cycle. During equipment demonstrations, standard H-beam samples with different flange widths and web thicknesses, together with channel steel samples of various dimensions, are used to assess machining performance. These samples illustrate accurate hole positioning, precise thread machining, and clearly legible marking results, demonstrating the machine's processing capabilities and operational reliability under practical production conditions.
The High-Speed CNC H-Beam Drilling Machine is primarily designed for steel structure fabrication plants and bridge construction applications. In steel fabrication workshops, it performs precision drilling on H-beams used in structural frameworks, load-bearing components, and support assemblies, helping achieve dimensional consistency and accurate component alignment. In bridge construction, the machine provides precise drilling of H-beam members, supporting dependable structural connections and the integrity of assembled bridge components. Its efficient machining capabilities help increase manufacturing productivity and enable fabricators to meet the demanding delivery schedules of major infrastructure projects.
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