20Tons Fit Up Rotator

The WUXI ABK 20-Ton Fit Up Rotator delivers precision alignment for mid-size vessel fabrication with ±0.8mm positioning accuracy and 0.2-1.5m/min adjustable rotation. This robust welding positioner handles 1-4m diameter workpieces with 20-ton capacity, featuring integrated anti-deflection mechanisms and compatibility with automated welding systems for efficient pressure vessel and structural steel fabrication.

20 Tons Fit Up Rotator

CONVENTIONAL WELDING ROTATORS

FIT UP Series

Conventional Rotators are designed to aid in the welding of cylindrical vessels or columns.

· Trusted design · Reliable Quality
· Renowned parts · Inverter control
· Direct drive system · Motorised travel option
· Build to order custom design · OEM

 

20T Fit Up Rotator20T Fit Up Rotator


CONVENTIONAL WELDING ROTATORS

FIT UP Series

Conventional Rotators are designed to aid in the welding of cylindrical vessels or columns.

· Trusted design · Reliable Quality
· Renowned parts · Inverter control
· Direct drive system · Motorised travel option
· Build to order custom design · OEM

20T Fit Up Rotator

  • Summary
  1. Equipment composition

WUXI ABK 20-Ton Fit Up Rotator Product Introduction

The WUXI ABK 20-Ton Fit Up Rotator is a precision-engineered welding positioning system designed for cylindrical vessel fabricationtank segment assembly, and large-diameter pipe welding. This industrial rotator system combines variable frequency speed controlhydraulic lifting adjustment, and track-guided movement to streamline fit-up welding processes in pressure vessel manufacturing y structural steel fabrication.

Core Components & Workflow

The system comprises:

  • Driving roller frame with AC motor + reducer (0.1–1.2 m/min stepless speed regulation)

  • Driven roller frame for stable rotation

  • Hydraulic assembly roller frames (2 sets) with 0.5mm precision alignment y track mobility

Operational Process:

  1. Segmented Positioning: Place the first barrel on the driving/driven roller frames, and the second on hydraulic roller frames.

  2. Assembly & Welding: The frames move along tracks for butt joint alignment; the hydraulic lifter fine-tunes position before tack welding. A welding manipulator completes inner/outer seam welding.

  3. Continuous Expansion: Repeat to assemble large-diameter vessels (1.5–6m) segment by segment.

Technical Advantages

  • 50-ton max load (customizable for heavy fabrication)

  • Hydraulic precision: ±0.5mm fit-up accuracy

  • Automation-ready: Compatible with welding robots y manipulators

  • Safety systems: Overload protection, emergency braking, and anti-skid limits

Applications

Ideal for:

  • Pressure vessel y storage tank construction

  • Wind tower y offshore platform fabrication

  • Pipeline girth welding

20T Fit Up Rotator

20T Fit Up Rotator

Wheel introduction

Polyurethane wheels offer exceptional abrasion resistance, versatile processing, wide applicability, and superior resistance to oil, ozone, aging, radiation, and low temperatures. They also provide strong adhesion, excellent sound transmission, biocompatibility, and blood compatibility.

20T Fit Up Rotator 20T Fit Up Rotator 20T Fit Up Rotator

Motor introduction

Motor_2 Motor_1

Welding Rotator Maintenance Guidelines

Clean the welding rotator before use. Keep the rubber rollers away from oils and high temperatures to prevent aging. It’s recommended that a designated person operates and maintains the equipment.

Ensure the speed reducer is filled with 30# engine oil before starting, especially when the temperature is below 0ºC.

Replace the oil in the speed reducer after the first month of use. Afterward, change the oil every six months.

Do not use the roller bed as a welding ground to avoid damaging the bearings.

Top quality rotator manufacturer

1.With over 20 years of specialized experience in manufacturing self-aligning rotators.

2.Our products feature a bearing capacity that ranges from 5 tons to 400 tons.

3.We provide CE and ISO certifications, ensuring compliance with stringent sub-regulations. Additionally.

4.We offer a one-year warranty and free wearing parts.

5.Our highly skilled technical team is dedicated to supporting you and your large-scale projects, such as wind turbine welding.

Certificación de productos

Wuxi ABK Machinery Co.Ltd es un fabricante profesional de rotador de soldadura en China. Y nuestro rotador de soldadura incluye principalmente rotador de soldadura estándar, rotador de soldadura ajustable y rotador de soldadura especial. También podemos ofrecer a nuestros clientes en todo el mundo muchos otros productos, incluyendo la plataforma giratoria de soldadura, máquina de soldadura de pilotes, línea de producción de torres eólicas, línea de soldadura de vigas H, equipos de soldadura de tuberías, máquina de corte CNC, máquina rectificadora, máquina perfiladora, máquina curvadora de placas, etc. Hemos obtenido la certificación ISO y CE, y también ofrecemos servicio OEM.

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