3x3m Column & Boom Welding Manipulator for SAW MIG TIG Automatic Welding
Product Overview
This 3m×3m column & boom welding manipulator (welding cross arm) features 3000mm vertical lifting stroke and 3000mm horizontal boom extension. When matched with welding rotator, welding positioner and welding power source, it forms a complete automatic welding workstation. It supports SAW, MIG and TIG welding for inner and outer longitudinal & circumferential seams of cylindrical workpieces.

Main Features
- 3000mm vertical travel and 3000mm horizontal boom stroke
- Stress-relieved box-type column and boom, high structural rigidity and low deformation
- Variable frequency stepless speed control for stable boom movement
- Anti-fall safety lock and travel limit switches for double safety protection
- Hand pendant remote control, simple operation
- Max 200kg load capacity at boom end, compatible with SAW/MIG/TIG welding torch
- Optional seam tracker, welding oscillator and flux recovery system
- Custom voltage available for global markets
- CE related documents can be supplied for EU customs clearance
Technical Parameters
| Item |
Specification |
| Model |
LHC3030 |
| Vertical Stroke |
3000mm |
| Horizontal Boom Stroke |
3000mm |
| Max Load at Boom End |
200kg |
| Vertical Speed |
100-1000 mm/min |
| Horizontal Speed |
120-1200 mm/min |
| Control Mode |
Hand pendant remote control |
| Applicable Welding Method |
SAW, MIG, TIG |
| Power Supply |
380V 50Hz, customizable |
| Column Rotation |
Manual / Motorized optional |
Application Scope
- Welding of carbon steel and stainless steel storage tanks & pressure vessels
- Longitudinal and circumferential seam welding for boiler and heat exchanger shells
- Fabrication of large diameter pipes and cylindrical metal workpieces
- Steel structure manufacturing and heavy metal processing workshop
- Matched with welding rotator to build automatic tank welding workstation
- SAW, MIG, TIG welding for petrochemical and metallurgical equipment


Optional Configuration
- Welding seam tracker
- Welding oscillator
- Flux recovery & delivery system for SAW
- Torch cross slide for fine adjustment
- Motorized rotating column base
- Rail-type mobile traveling base
- Special voltage for Europe, South America, Southeast Asia
Packing & Shipment
Main frame wrapped with plastic film; control cabinet packed in export plywood case.
Loading Port: Shanghai / Ningbo / Qingdao
Lead Time: 15-25 working days after deposit received
Trade Terms: EXW, FOB, CFR, CIF, available
We can provide estimated packing list for freight evaluation.
Frequently Asked Questions
Q1: What welding processes does this 3x3m manipulator support?
A: It supports SAW submerged arc welding, MIG/MAG and TIG welding.
Q2: Can it work together with welding rotator?
A: Yes. It is widely matched with self-aligning welding rotator to build automatic tank welding station.
Q3: What is the maximum load at boom end?
A: Max 200kg, enough for SAW welding head, flux hopper and wire feeder.
Q4: Can you customize voltage or install seam tracker?
A: Yes, customized voltage and optional accessories such as seam tracker are available.
Q5: Can you provide CE documents for EU import?
A: Yes, we can offer ICR verification certificate plus manufacturer CE DoC for customs clearance.