Product Introduction of the Steel Bar Bendingand Coiling Machine

Oct 25, 2025

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In the field of infrastructure construction such as buildings, bridges, and tunnels, steel bar processing is a crucial link.  As the core equipment for achieving automated and high-precision steel bar bending and coiling, the steel bar bending and coiling machine directly affects project quality and construction efficiency.

 

This article provides a comprehensive analysis of this highly efficient equipment, specially designed to meet modern steel bar processing needs, from two major perspectives: core technical parameters and core product advantages.

 

Core Technical Parameters: Solid Foundation for Performance

 

Technical parameters directly reflect equipment performance and determine its processing capacity, applicable scenarios, and operational stability.
This steel bar bending and coiling machine is designed with parameters that fully meet mainstream market demands, achieving a balance between efficiency and precision. The specific parameters are as follows:

 

1. Processing Capacity Parameters

 

Steel bar diameter range: The machine can process mainstream grades of steel bars such as HRB335 and HRB400, with diameters ranging from φ5 mm to φ12 mm (round steel bars). It meets the processing requirements of stirrups and tie bars used in beams, slabs, columns, and other structural components.

 

Stirrup bending angle range: It supports precise bending at any angle from 0° to 180°, allowing the one-time forming of various complex shapes such as rectangular, rhombic, trapezoidal, and polygonal stirrups without secondary adjustment.

 

Maximum bending side length: The maximum processed side length reaches 1200 mm, and the minimum side length is as small as 50 mm, making it suitable for a wide range of stirrup sizes from small components to large structures.

 

2. Processing Accuracy and Efficiency Parameters

 

Processing accuracy: Angle error ≤ ±1°, length error ≤ ±1 mm, ensuring that processed stirrups have uniform dimensions and standard shapes. This meets the quality requirements of high-standard projects and avoids installation difficulties caused by dimensional deviations.

 

Processing speed: The maximum processing speed reaches 120 pieces per minute. Under continuous operation, more than 50,000 stirrups can be processed in a single day (8 hours), which is 8–10 times more efficient than traditional manual bending, significantly shortening the construction period.

 

Feeding speed: The feeding mechanism adopts high-precision servo control, with a maximum feeding speed of 60 m/min. Combined with the automatic straightening function, it realizes integrated and efficient operations of feeding, straightening, bending, and cutting.

 

3. Basic Equipment Parameters

 

Power supply specification: 380V/50Hz three-phase AC power, total power 15 kW. It features low energy consumption and stable power output, suitable for standard construction site conditions.

 

Equipment dimensions: 4500 mm (length) × 1200 mm (width) × 1600 mm (height). The compact structure occupies a small footprint, making it convenient for on-site layout and relocation.

 

Weight: Approximately 2800 kg. The body is made of thickened welded steel plates, offering high rigidity and minimal vibration during operation, thereby extending equipment service life.

 

Control system: Equipped with an industrial-grade PLC control system and a 10-inch touch screen. It can store over 1,000 sets of processing parameters. Different stirrup styles can be recalled with one click, ensuring easy and efficient operation.

 

Core Product Advantages: Empowering Efficient Construction

 

Based on the above technical parameters, this steel bar bending and coiling machine demonstrates multiple advantages in practical applications, effectively addressing the pain points of traditional steel bar processing such as low efficiency, poor precision, and high labor costs.

High Efficiency and Automation - Reducing Costs and Increasing Productivity

The equipment achieves a fully automated operation process-from feeding coiled steel bars, automatic straightening, precise bending and coiling, to cutting and collecting finished products-without manual intervention.
Only one operator is required for supervision and parameter adjustment. Compared with traditional manual bending, the efficiency is greatly improved, effectively reducing labor input and costs. It is particularly suitable for large-scale stirrup production at major construction sites.

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High-Precision Processing - Ensuring Project Quality

The machine adopts a servo motor and precision ball screw drive system, combined with an advanced angle and length detection mechanism, ensuring that the size and angle error of each stirrup remain within an extremely small range.
The processed stirrups are uniform and aesthetically pleasing, allowing for quick connection during steel bar binding. This reduces on-site adjustment time, guarantees the quality of steel reinforcement, and helps projects pass quality inspections smoothly.

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Multi-Functional Adaptability - Meeting Diverse Needs

The equipment supports the processing of various stirrup specifications and shapes. Whether for standard rectangular stirrups or irregular rhombic and polygonal ones, parameters can be easily set through the touch screen for one-click processing.
It also flexibly adapts to steel bars of different diameters (φ5 mm to φ12 mm) without frequent mold changes. Switching between processing specifications takes only 5–10 minutes, meeting diverse component requirements and improving equipment utilization.

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Stable and Durable - Reducing Operation and Maintenance Costs

The machine frame adopts a high-strength welded structure, while key components are made of high-hardness alloy materials that are wear-resistant, durable, and long-lasting.

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Easy to Operate - Lowering the Skill Barrier

The control system features a user-friendly design. The 10-inch touch screen interface is intuitive and easy to understand, requiring no professional technician.
Ordinary workers can operate the machine after simple training.
Additionally, the equipment supports parameter memory and recall functions. For different batch processing tasks on the same construction site, historical parameters can be retrieved directly to avoid repetitive settings, further improving operational efficiency and reducing training costs.

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