Used HARSLE Three-Roller Plate Rolling Machine 145x3500mm | VIGERT, Nanjing, China

This used HARSLE 145x3500 mm three-roller universal roll bending machine is available from VIGERT. It rolls steel plate into round cylinders and curved sections.

Its three rollers are forged from 45 steel at HRC 35–45. The lower rollers are driven by the main motor through a reducer and gear train, and the upper roller is raised and lowered by a separate auxiliary motor.

Key Features

• Lower rollers driven by the main motor through a main reducer and gear wheels; the main motor reverses the roller direction
• Upper roller raised and lowered by an auxiliary motor and reducer, driving worm and worm-wheel units under the left and right bearings with ball-bearing screws
• Tilting bearing seat unloading device: the finished cylinder slides off one end of the upper roller
• Balance pull rod holds the upper roller in position during unloading
• Welded support frame and welded lower pallet
• Ball-bearing screws and worm gears are forged from 45 steel

Technical Specifications

• Type: Three-roller universal plate rolling machine
• Size designation: 145x3500 mm
• Rollers: 3, forged 45 steel
• Roller hardness: HRC 35–45
• Frame: Welded

Applications

• Rolling steel plate into cylinders
• Pressure vessel and tank shells
• Pipe and tube sections formed from plate
• General steel fabrication and boiler work

Commercial Details

• Make: HARSLE
• Model: 145x3500mm
• Condition: Used
• Location: Nanjing, Jiangsu, China
• Seller: VIGERT

Frequently Asked Questions

• How does the upper roller move? An auxiliary motor and reducer drive worm and worm-wheel units under the bearings, which move the upper roller up and down on ball-bearing screws.
• How is the rolled cylinder removed? The upper roller is raised and held with a balance pull rod, the tilting bearing seat is released and turned over, and the cylinder slides off the end of the upper roller.
• What are the rollers made of? All three rollers are forged from 45 steel at HRC 35–45.
• What should I ask when enquiring? Ask for photos or video of the machine under power, inspection arrangements, maximum plate thickness and width capacity, motor power, electrical control details, included accessories, and loading and shipping options.