Junhao Mobile Welding Robots | Self-Propelled Crawler & Tire Welding Solutions

JUNHAO offers a full range
of self-propelled welding robots

Crawler

Mobile

Crawler & tire models for heavy large workpieces, portable & compact robots for small areas. High precision (±0.03mm), full-position welding, flexible mobility. Ideal for shipbuilding, wind power, steel structure, and more. Get a quote!

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How to choose

For Heavy | Large Workpieces

Primary Models

Tire High-Mobility

Faster travel (up to 10 km/h) on flat surfaces.

Up to 3725 mm

Crawler Heavy-Duty

Superior traction on rough terrain.

Up to 4012 mm

Best For

Outdoor/Field Welding, Massive Structures

Shipbuilding
Wind Power Towers
Bridges
Storage Tanks

Key Strength

Handles the biggest welds.
High payload capacity.
±0.03mm repeatability for consistent.
high-quality welds on critical structures.

Ideal User

Heavy fabrication shops
Construction sites
Offshore platforms
Large-scale OEMs

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Get the Full Specifications

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For Small Areas & Portable Needs

Primary Models

Crawler Compact

360° in-situ steering in small spaces.

Up to 1525 mm

Hand-Push Portable

Lightweight, manual positioning flexibility.

900 mm

Best For

Confined Spaces, Maintenance, Small Batch Production

Pipeline
Vehicle Frame
Machinery Repair
Steel Fabrication

Key Strength

Fits into tight spaces.
Easy to transport and deploy.
±0.02mm to ±0.03mm repeatability for precise welds in detailed work.

Ideal User

Maintenance teams
Workshop fabricators
Service contractors
Specialized welders

Inquire Now to
Get the Full Specifications

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Why choose us

Go Where the Work Is

True self-propelled mobility (crawler/tire) eliminates fixed stations. Reach remote or large parts effortlessly.
Pinpoint Precision, Consistently

Industry-leading ±0.03mm repeat positioning accuracy ensures flawless weld quality, reduces rework and waste.
Weld in Any Position

Master flat, horizontal, vertical, and overhead welding with ease. Tackle complex geometries without repositioning the part.
Built for Marathon Sessions

Long battery life (up to 30km range) and robust power systems support continuous, stable operation in demanding shifts.
Ready for Global Challenges

From Arctic cold to desert heat, our robots are engineered for reliable performance in diverse environmental conditions.