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Cable Tray Roll Forming Machine Series

Trough Cable Tray Roll Forming Machine

The Trough Cable Tray Roll Forming Machine is an automated roll-forming system designed specifically for producing the main profiles of trough-type cable trays. Through processes such as uncoiling, leveling, punching, continuous roll forming, and cut-to-length shearing, the machine transforms materials—such as galvanized steel or stainless steel strips—into standardized trough cable trays. Characterized by high forming precision, stable production efficiency, and flexible specification adjustments, the equipment is widely used in cable laying systems for power engineering projects, data centers, telecommunications facilities, industrial plants, and large-scale buildings.

Trough Cable Tray Roll Forming Machine — Professional manufacturer; highly efficient and stable; saves space and labor; supports flexible production.

Equipment Introduction

Parameter

Flowchart

Process Flow

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I. Equipment Introduction

The trough-type cable tray cold roll forming machine is an automated system specifically designed to manufacture trough-type cable trays (U-shaped trays with covers). Utilizing a continuous cold roll forming process, the equipment integrates uncoiling, leveling, punching, forming, and cutting into a single, streamlined operation, directly producing finished trough-type cable trays.

Trough-type cable trays are fully enclosed systems characterized by excellent shielding capabilities, resistance to dust and interference, and superior heat dissipation; they are the most widely used type of cable tray for indoor cable routing.

The process flow is as follows: Uncoiling and leveling → Servo feeding and punching → Conveying platform → Guide feeding → Roll forming → Discharge. The entire line features fully automatic PLC control and is equipped with a modular, adjustable forming unit; a single set of rollers accommodates multiple specifications, with width and height adjustments performed automatically by motors, enabling rapid product changeovers via touchscreen parameter input.

The equipment is compatible with various materials, including galvanized steel strip, cold-rolled sheet, and hot-rolled sheet. It handles strip widths ranging from 60 to 950 mm and thicknesses from 0.6 to 2.5 mm, meeting the production requirements for a wide range of trough-type cable tray specifications.

The production line supports both automatic and manual operation modes, allowing for either synchronized (linked) or segmented operation, ensuring flexible and convenient handling.


II. Core Advantages and Selling Points

1. Integrated Uncoiling and Leveling; Space-Saving
The uncoiling and leveling processes are integrated into a compact, well-organized design. Compared to traditional separate layouts, this significantly reduces the factory floor space required. A 7-roller leveler ensures precision leveling, effectively eliminating internal material stress and guaranteeing accuracy in subsequent forming stages.

2. Servo Feeding & Punching; High Speed and Efficiency
A high-precision servo system ensures accurate feeding and positioning, working in tandem with a punch press to create bottom stiffening ribs and various connection holes for the trough-type cable trays. Punching speeds reach 60–90 strokes per minute, offering a significant efficiency boost over traditional methods. Precise servo positioning minimizes waste, effectively lowering material costs.

3. Conveying Platform; No Civil Works Required
Equipped with a dedicated conveying platform, the system eliminates the need for on-site material storage pits, drastically saving on civil engineering investment and construction time. This reduces infrastructure costs and shortens the time to production, making it ideal for upgrading existing facilities.

4. Guided Feeding; Adaptable to Multiple Specifications
An automatic guiding device corrects material alignment, ensuring the steel strip enters the main forming unit smoothly. It accommodates varying strip widths, allowing for specification changes without tedious manual adjustments. Paired with a modular, adjustable forming unit, a single set of rollers can produce a wide range of trough-type cable tray specifications.

5. Roll Forming; Automatic Profile Switching
The main forming unit features a modular, adjustable structure; specification changes are handled automatically by motors that adjust the machine's opening width and roller settings. Operators simply input parameters via a touchscreen to switch profiles, eliminating the need to replace entire tool sets. This significantly lowers skill requirements and saves time and effort, making it perfect for rapid production switching across diverse product types and specifications.

6. Trough Structure; Superior Protection Performance
The produced trough-type cable trays feature a fully enclosed structure with excellent shielding capabilities, effectively preventing electromagnetic interference. Their outstanding dust-proof and anti-interference properties make them particularly suitable for indoor cabling environments requiring high levels of protection. Trough-type cable trays offer superior dust resistance, interference resistance, and shielding performance compared to tray-type or ladder-type versions; they effectively protect cables from external environmental factors, thereby extending their service life.

7. Intelligent control and ease of operation
Features fully automatic PLC control and a touchscreen HMI for intuitive, convenient parameter setting. Equipped with multiple safety protection devices to ensure operator safety. Includes automatic fault diagnosis and alarm functions for rapid troubleshooting and maintenance. The entire production line requires only 1–2 operators.

8. Robust, durable, stable, and reliable
The machine bed is a welded steel structure, tempered to relieve internal stress and prevent deformation.
The forming stands are made of cast iron and tempered to ensure high strength and a long service life.
Roll shafts are made of 40Cr steel, heat-treated (quenched and tempered) to a hardness of HB280.
Forming dies are made of GCr15 steel, hardened (quenched) to HRC 56–62.
The drive system utilizes a gearbox configuration; each forming stand is equipped with an independent gearbox, ensuring stable, high-intensity operation over long periods.


III. Technical Parameters

Item Parameter
Applicable materials: Galvanized strip steel, cold-rolled sheet, hot-rolled sheet, etc.
Strip width: 60–950 mm (customizable)
Material thickness: 0.6–2.5 mm (customizable)
Forming stations: 18–26 stations
Punching speed: 60–90 strokes/minute
Forming speed: 10–15 m/minute
Roller material: GCr15, HRC 56–62
Roller shaft material 40Cr, HB 280
Drive system: Gearbox drive (independent for each stand)
Electrical control: Fully automatic PLC control
Operation mode: Automatic/Manual
Operators: 1–2 persons


V. Application Areas

Trough-type cable trays feature excellent shielding capabilities, dust and interference resistance, and superior heat dissipation. As the most widely used type of cable tray, they are primarily utilized in the following sectors:

Power Systems: Cable laying and support systems for power plants, substations, and power transmission and distribution projects.

Construction Projects: Indoor high- and low-voltage wiring systems for commercial complexes, office buildings, hospitals, and schools—the fully enclosed structure ensures electrical safety.

Industrial Facilities: Power and control cable management in various types of factories—dust and interference resistance ensures the stable operation of precision equipment.

Rail Transit: Cable support and protection for high-speed rail and subway stations and tunnels.

Data Centers: Cable management and electromagnetic shielding for server rooms and communication base stations—excellent shielding performance ensures stable data transmission.

New Energy Projects: Power transmission and wiring for photovoltaic power plants and wind farms.


IV. Production Process

Uncoiling & Leveling → Servo Feeding + Punching → Conveying Platform → Guided Feeding → Roll Forming → Discharge
Process Step Functional Description
Uncoiling & Leveling: Hydraulic uncoiler supports the steel coil; a multi-roller leveler performs precision leveling to eliminate internal stress; compact layout saves space.
Servo Feeding + Punching: Servo system ensures precise positioning; punch press forms bottom stiffening ribs and connection holes; operating speed of 60–90 strokes/minute.
Conveying Platform: Eliminates the need for a storage pit, saving on civil engineering costs and shortening the time to production.
Guided Feeding: Automatic material guidance and alignment correction ensure smooth feeding of steel strips of varying widths.
Roll Forming: Modular, adjustable forming unit; motor-driven automatic profile changeover; specification switching via touchscreen parameter input.
Discharge: Finished product output; smooth, continuous line operation.


VII. Why Choose Us

Nearly 20 years of manufacturing experience: Mature technology, refined processes, and reliable quality

Specialized expertise in trough-type cable trays: Deep understanding of technical requirements regarding shielding performance, dust protection, and interference resistance

Integrated production advantages: Multiple processes—leveling, feeding, punching, forming, and cutting—completed on a single machine

Automatic profile switching: A single set of rollers covers multiple specifications; switch between them with one touch

Space and infrastructure savings: Compact layout; no need for material storage pits

Direct manufacturer: No middlemen, offering excellent value for money

Global service network: Engineers hold all necessary visas, ensuring rapid response

VI. Service & Support

Solution Design: Personalized equipment selection and production line layout based on client drawings, capacity requirements, and target markets.

Custom Manufacturing: Support for non-standard customization, with full oversight from roll design to complete line manufacturing.

Installation & Commissioning: On-site installation, commissioning, and operator training provided by engineers to ensure rapid production startup.

After-Sales Support: Long-term technical consultation and spare parts supply; engineers hold valid visas and are available for on-site service worldwide at any time.

Continuous Optimization: Equipment modification and capacity upgrade services available to adapt to changing production needs.

Parameter Specification
Shaft diameter Φ70 mm / Φ90 mm (CNC turned and super-precision ground)
Spindle material High-quality 40Cr, quenched and tempered (HB220-260)
Forming machine motor power 15 kW; K-series gear reducer
Traversing motors 2 × 0.75 kW + 1 × 2.2 kW
Forming line speed 2–10 m/min
Cut length > 3 m
Number of forming stations 18
Roller material Cr12MoV (CNC machined, hard chrome-plated surface)
Roller quantity 1 set
Roller heat treatment Quenching (HRC 58- 62)
Safety guard Protective housing installed on the drive side

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Material Uncoiling & Leveling → Servo Feeding & Punching → Conveyor Platform → Guided Infeed → Roll Forming → Discharge

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About
Wuxi Yanwu Xinhui Technology Co., Ltd.

Established in 2012, Wuxi Yanwu Machinery Co., Ltd., is a professional manufacturer specializing in the R&D, design, manufacturing, and servicing of cold roll forming equipment. The company is dedicated to providing global customers with integrated solutions for automated cold roll forming production lines.

Our main products include cable tray forming machines, racking forming machines, C/Z purlin machines, solar mounting bracket forming machines, floor deck machines, door frame machines, automotive profile equipment, and cut-to-length/slitting lines.

These products are widely used in the construction, electrical power, logistics and warehousing, automotive manufacturing, new energy, and infrastructure sectors.

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News
  • The new generation of slot-type cable tray cold bending forming machine has been officially launched. It is targeted at cable tray manufacturing enterprises and focuses on the profile production requirements of power infrastructure, data centers, and new energy supporting projects. With an integrated continuous cold bending process, it addresses the industry pain points of traditional split bending processes, such as poor accuracy, low efficiency, and high labor costs. It provides cable tray manufacturers with automated and highly stable profile production equipment solutions. With the continuous construction of new power systems, data centers, factory and municipal distribution projects, slot-type cable trays, as protective support components for cables, have higher requirements for profile size consistency, forming strength, and delivery cycle. The traditional processing mode often involves individual bending of plates and secondary punching, with multiple process flows, which are prone to bending deviations, hole misalignment, and incomplete jointing, resulting in high material loss and high dependence on skilled workers. This slot-type cable tray cold bending machine integrates opening, leveling, online punching, continuous roller pressing cold bending, servo fixed-length cutting, and material stacking. After the galvanized steel strip is sent to the production line, it is formed into a complete slot-type cable tray in one step, without the need for secondary processing. The equipment uses multiple precision rolling rollers for progressive cold bending forming, with a forming size error controlled within ±0.5mm, good slot body straightness, regular bending edges, strong finished product rigidity, and effectively guarantees the later cable tray jointing and installation accuracy. It is equipped with a PLC touch control intelligent system, allowing parameters to be set quickly, and it can quickly switch between various cable tray specifications, suitable for different width and height slot-type cable tray production. It is multi-purpose in one machine. The production line operates stably, forms quickly, significantly reduces the number of workers, reduces material loss, and improves production capacity. The equipment is compatible with various raw materials such as galvanized plates and color steel plates, and the produced slot-type cable trays are widely used in data centers, factory distribution, rail transit, photovoltaic and wind power, building construction, etc., meeting the requirements for the protection of strong and weak wire cables. The equipment adopts a modular structure design, is convenient for maintenance, supports customized functional upgrades, and can be connected to the existing automation production lines. Based on mature equipment research and manufacturing capabilities, it can provide customers with equipment debugging, technical training, and integrated after-sales operation and maintenance services, helping cable tray manufacturing enterprises achieve automation upgrades, reduce costs, increase efficiency, and empower the high-quality development of domestic and foreign power infrastructure supporting industries.
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