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PRV-2035 3-Roll Bending Machine, Variable Geometry Plate Rolls

3 Roll Bending Machine

The PRV 2035 Variable Geometry Plate Rolling Machine is a cutting-edge 3-Roll Bending Machine designed for heavy-duty metal fabrication tasks. Its remarkable capabilities allow for rolling materials up to 200mm thick and handling plates as wide as 3500mm, while achieving a minimum rolling plate diameter of 4500mm.

PRV 3-Roll Bending Machine for Wind Tower

The PRV 2035 3-roll bending machine finds extensive application across multiple industries, notably in the production of wind towers, cement kilns, and pressure vessels. In the wind tower industry, the PRV 2035 3-roll bending machine is instrumental in shaping large steel plates, precisely curving them to meet the exacting specifications required for constructing tower sections.

Within cement kiln manufacturing, the PRV 2035 3-roll bending machine’s precision in bending and rolling materials ensures the fabrication of specialized components with the necessary diameters, critical for the kiln’s construction and operation.

Moreover, in the realm of pressure vessel production, the PRV 2035’s capabilities in accurately shaping heavy-duty plates contribute to crafting vessels with superior strength and reliability.

Its variable geometry feature, robust construction, and advanced control systems make the The PRV 2035 Variable Geometry Plate Rolling Machine indispensable for industries necessitating precise and substantial metal bending and rolling, meeting stringent requirements for critical applications in wind energy, cement production, and pressure vessel manufacturing.

Main Parameters

Upper roll diameterΦ 1200mm (60CrMnMo)
Bottom roll diameterΦ 1000mm (60CrMnMo)
Upper and lower roller material60CrMnMo,HB260~300
Upper roller pressing methodThe oil cylinder drives the lower roller to move left and right along the horizontal guide rail; Both ends of each lower roller can move independently or synchronouslyEach lower roller can move independently, or two lower rollers can move synchronouslyThe distance between the centers of the two lower rollers can be adjusted steplessly, and the distance between the two ends of the two lower rollers can be adjusted independently (can be rolled into a cone, used for wind power towers)Automatic center reset
Upper rotation drive modeHydraulic motor + planetary reducer + gearbox
Lower roll rotation drive modeHydraulic motor + planetary reducer direct connection
Horizontal movement of the lower rollerWorking speed of the upper roller
Plate Yield Limit260MPa
Maximum Coil Width3200mm
Minimum drum diameter at full loadΦ4500mm (σs≤245MPa)
Pre-bending capacityT180×W3500×φmin4500(σs≤245MPa, )
Bending capacityT200×W3500× φmin4500(σs≤245MPa)
Pre-bent remaining straight edge2 – 2.5 times the plate thickness
Center distance between two bottom rollers1400 -2400 (adjustable respectively)
Upper roller lifting speedWorking speed 70— 120mm/min no-load speed 120—250mm/min. Full load about 90mm/min/no load about 250mm/min
Single lower roller horizontal movementabout 850mm
Min distance between upper and lower roller centersabout 250mm
Upper roller lifting speedFeed roller table with a driving force, length 30m, roller table load 120 tons;A pair of feeding cylinders (four pieces in total) are installed on both sides of the feeding roller table, which are used to align the steel plate when feeding. Each feeding cylinder can be single-acting, and the two oil cylinders on the same side can move simultaneously.
Lower roller horizontal moving speed500mm~700mm/min
Rolling speed~3.0 m/min
Total power350Kw
Feed rollerWhen rolling, the two supports are raised and supported on both sides of the barrel to prevent the barrel from collapsing; when feeding, the two supports are laid flat and can be used as a roller table. The front support is equipped with a cylinder error correction device and radial gripper, and the cylinder error correction device is driven by an oil cylinder to correct the axial misalignment of the cylinder; the rear support has no cylinder error correction device and radial gripper. There is a radial gripper on the block of the error correction device, and the steel plate can be pulled radially through the expansion and contraction of the supporting cylinder so that the rolling cylinder (axial alignment) and the beginning and end of the cylinder are aligned (radial alignment) conveniently and accurately. Easy to spot weld. The maximum support load of the front and rear side supports is 50 tons, and the elongation speed is 800mm/min~900mm/min.The front and rear side support is a single-joint double-cylinder structure.
Front and rear supportHydraulic cylinder support, with pressure sensor and relief valve, overload automatic relief, more safety. The maximum diameter of the support cylinder is φ 12000mm.The top support can support a maximum load of 100 tons.The drive chain adopts leaf chain.
Top supportThe oil cylinder drives the upper roller to move up and down along the vertical guide rail; The oil cylinder on the tipping side is placed on the bottom, and the oil cylinder on the fixed side is placed on the top. The upper roller can be tilted up and down.
Hydraulic system cooling systemThe oil cylinder drives the upper roller to move up and down along the vertical guide rail; The oil cylinder on the tipping side is placed on the bottom, and the oil cylinder on the fixed side is placed on the top.The upper roller can be tilted up and down.
Hydraulic system maximum working pressure25MPa
Lubrication systemAutomatic lubrication and timing forced lubrication are adopted
Operating systemThe wireless remote control and the mobile operating platform have two sets of operating systems, but they are interlocked with each other for safety, and only one system can be used at a time.
Weight~400 Tons

Precision in Pressure Vessel Production: The Variable Geometry 3-Roll Bending Machine

The PRV Variable Geometry 3-Roll Bending Machine tailored for pressure vessel production stands as a pinnacle of precision in the metalworking industry. Engineered with specialized features, this machine excels in bending and shaping metal plates crucial for constructing high-performance pressure vessels. Its ability to handle varying plate thicknesses and widths while ensuring accurate curvature makes it an indispensable asset in the production of pressure vessels.

The unique variable geometry design of this PRV 3-Roll Bending Machine allows for nuanced adjustments during the rolling process. This feature ensures precise control over plate curvature and maintains uniformity in thickness, meeting the stringent requirements for pressure vessel construction. The PRV 3-Roll Bending Machine’s robust construction and cutting-edge control systems enable operators to execute meticulous adjustments, resulting in high-quality, accurately bent plates.

In the realm of pressure vessel production, accuracy and reliability are paramount. The Variable Geometry PRV 3-Roll Bending Machine ensures the creation of components with superior strength and structural integrity. Its capacity to precisely shape heavy-duty plates according to specific dimensions contributes significantly to the manufacturing of pressure vessels designed for optimal performance in various industrial applications.

Overall, the Variable Geometry 3-Roll Bending Machine serves as a crucial tool in the production of pressure vessels, providing unmatched precision and efficiency in bending metal plates. Its advanced features and capability to meet stringent specifications make it an essential asset for industries requiring high-quality pressure vessel components with precise curvature and thickness.