H beam assembly machine

H beam assembly machine

H beam assembly machine

An H Beam Assembly Machine is a specialized equipment used to position, align, and tack-weld the three components of an H-beam—web plate (the vertical center section) and two flange plates (the horizontal top and bottom sections)—into a complete H-shaped section prior to main welding. It ensures accurate centering and consistent gap control, providing properly assembled beams for downstream submerged arc welding (SAW) machines.
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1.Introduction for H beam assembly machine:

1.1.The automatic centering of flange and web adopts hydraulic motor and gear, with   high centering precision and good reactivity. All of the operation are centralized on the electric control button panel, with easy and convenient operation and precise positioning.H beam assembly machine

1.2.The main transmission part adopts cycloid pinwheel and Taiwan TAIAN brand inverter, the assembly speed can be adjusted between 0.5—6 M/min.H beam making machine

1.3.The main components of this machine are welded structure parts with large strength and light weight. and the key components have been stress relieved, which don’t deform easily.H beam production line

1.4.Can be used as eccentric H-beam,Vertical H beam assembly machine


2.Technical parameter for H beam assembly machine

1

H beam height

mm

200-2000(can be customized)

2

H beam width

mm

200-800(can be customized)

3

H beam length

mm

4000-15000(can be customized)

4

Web thickness

mm

5-32(can be customized)

5

Flange thickness

mm

6-40(can be customized)

6

Welder

2 sets,gas shield welder,China brand or Panasonic

7

Welding speed

mm/min

500-5500

8

Hydraulic system

China brand or at customer’s choice

9

Railway length

mm

18000


3.Characters for H beam assembly machine:

3.1 High degree of automation: PLC (Programmable Logic Controller) or Mitsubishi PLC from Japan can be used for integrated control, enabling fully automatic operation of processes such as clamping, centering, positioning, spot welding, and flipping, significantly enhancing efficiency.

3.2 Hydraulic + Mechanical Synchronization Alignment System: Through hydraulic drive in conjunction with mechanical structures such as gear racks, screw pairs, and sprockets, the wing plate and the web plate can achieve bidirectional synchronous clamping and alignment, ensuring precise positioning and reducing the need for manual adjustments.

3.3 Supports various cross-sectional types, can be assembled into uniform cross-section and variable cross-section H-shaped steel, and some models support T-shaped steel, meeting different engineering requirements.

3.4 Welding Quality Assurance: Equip with cleaning rollers to remove dust at the connection points; Use carbon dioxide gas shielded welding, with a welding gun equipped with an arc tracking device to enhance the quality of the weld seam.

3.5 Variable-frequency stepless speed control. The assembly speed can be freely adjusted within the range of ‌0.5–6 m/min‌, meeting the production rhythm requirements for different specifications of workpieces.

3.6 High structural strength and good stability. The main components are welded structures, which have undergone stress relief treatment and are not prone to deformation; the guiding system mostly adopts four guide rails or three-dimensional positioning, ensuring smooth operation.

3.7 Safety and Maintenance Convenience: The hydraulic system is equipped with a fine filter to ensure the long-term reliability of the solenoid valves; the oil pump motor is started without load to avoid frequent start-stop operations; centralized electrical control operation for safety and convenience.

products faq

A:

An H Beam Production Line is a complete automated system for manufacturing H-shaped steel beams. It typically includes an uncoiler, leveling unit, assembly machine, tack welding machine, main submerged arc welding (SAW) system, straightening machine, cutting equipment, and material handling conveyors. All components work together to transform steel plates or coils into finished H-beams with high efficiency and consistent quality.

A:

Submerged Arc Welding (SAW) is the most commonly used process for main welding in H beam production lines. It offers deep penetration, high deposition rates, excellent weld quality, and minimal spatter—making it ideal for heavy structural beams. Some lines also incorporate gas-shielded welding for tacking or light sections.

A:

The line is adjustable to accommodate a wide range of beam sizes. Standard configurations typically handle web heights from 200mm to 1,500mm, flange widths from 100mm to 800mm, and material thicknesses from 6mm to 60mm. Custom sizes can be accommodated with tailored equipment design.

A:

After welding, the thermal distortion caused by heat input is corrected by a straightening machine, which applies pressure to bend the beam back to the required straightness tolerance. In addition, precision assembly fixtures and automated control systems ensure accurate web-flange positioning before welding, maintaining consistent product dimensions throughout production.

A:

Routine maintenance includes checking and replacing welding consumables (flux, wire, contact tips); inspecting conveyor chains, rollers, and bearings; monitoring hydraulic system oil levels and seals; cleaning the flux recovery system; and verifying the straightening machine's adjustment accuracy. We provide comprehensive maintenance schedules, spare parts support, and on-site technical assistance to minimize downtime.