Mobile Line Boring Welding Machine
Integrated On-Site Machining Equipment: The Mobile Line Boring Welding Machine serves as practical Onsite hole machining equipment, combining line boring and overlay welding for one-step hole restoration.
Portable Field Maintenance Solution: As reliable Field repair machining gear, the Mobile Line Boring Welding Machine enables direct equipment overhaul at construction and mining operation sites.
Efficient Shaft Hole Restoration Tool: This versatile Mobile bore restoration unit, the Mobile Line Boring Welding Machine, recovers tolerance for worn bearing holes and pin holes precisely.
Mobile Compact Structure Design: No need to disassemble and transport heavy machinery back to workshops, greatly cutting downtime and overall maintenance expenses.
Product Introduction
Mobile Line Boring Welding Machine breaks the limits of fixed workshop machining, delivering efficient on-site overhaul solutions for heavy engineering machinery. As reliable Onsite hole machining equipment, it integrates precision boring and automatic overlay welding into one compact unit. Serving as practical Field repair machining gear, it avoids the costly transportation of large damaged equipment back to factories. This flexible Mobile bore restoration unit realizes one-clamp dual processing, effectively cutting equipment downtime for construction, mining and machinery maintenance service teams.
Product Parameters
| Item | Specification |
Model | Mobile Line Boring Welding Machine |
Boring Machining Range | 55–300 mm |
Boring Working Stroke | 260 mm |
Standard Boring Bar | 50*1600 mm |
Working Voltage | 220V |
Max Rated Power | 2.5KW |
Spindle Rotation Speed | 0.1–200r/min stepless adjustment |
Welding Processing Range | 55–250 mm |
Applicable Welding Wire Diameter | 1 mm |
Machine Net Weight | 50 KG |
Product Details
Portable Lightweight Body Layout: Weighing only 50kg, the unit supports easy manual moving. This Field repair machining gear can be rapidly deployed to narrow construction sites and underground mining spaces.
Stable Anti-vibration Transmission Assembly: Reinforced drive structure maintains consistent rotation precision under long continuous operation. The Mobile bore restoration unit sustains stable accuracy under harsh outdoor working environments.
Wide Machining Coverage for Hinge Holes: The processing range covers common hinge bores of excavators, loaders and mining machinery. Onsite hole machining equipment adapts to most wear bore restoration demands of heavy equipment.
220V Civil Power Compatibility: It can work stably with ordinary single-phase power supply. Field repair machining gear runs normally at remote operation sites without industrial power access.
Extended Deep Reach Machining Bar: Equipped with a 1600mm long boring bar. The Mobile bore restoration unit achieves deep inner hole processing without disassembling machinery arms and supports.
Product Usage Scenarios
Excavator Arm Hinge Hole Restoration:Mobile Line Boring Welding Machine repairs worn pin bores of digging arms, high-performance Onsite hole machining equipment for mobile machinery maintenance teams.
Loader & Bulldozer Connecting Bore Overhaul:Precision machining restores standard dimension of connecting shaft holes. This Field repair machining gear extends service life of core construction machinery.
Mining Equipment Bearing Hole Emergency Maintenance:Compact size adapts to limited underground mine space. The Mobile bore restoration unit handles emergency repair work for heavy mining transport machinery.
Factory Profile
We focus on R&D and manufacturing of portable field machining equipment for equipment overhaul industry. Our product portfolio includes Mobile Line Boring Welding Machine, professional Onsite hole machining equipment, durable Field repair machining gear and flexible Mobile bore restoration unit. All finished machines undergo continuous load aging testing and precision calibration before delivery. Custom boring bar length and machining range can be provided for bulk purchasers. Global machinery maintenance merchants and engineering repair service teams are welcome to arrange factory inspection and equipment testing for long-term cooperation.
Customer Feedback
Maintenance technicians from machinery service companies worldwide give high recognition to Mobile Line Boring Welding Machine. Users value its integrated dual-function design which eliminates the trouble of transporting broken heavy machinery long distances. As stable Onsite hole machining equipment, it keeps consistent precision on dusty construction and mining sites. Many service teams confirm this reliable Field repair machining gear has low failure frequency, making the Mobile bore restoration unit mainstream equipment for on-site bore restoration projects.
Service Commitment
12-month factory warranty covers manufacturing defects of Mobile Line Boring Welding Machine. Transit-damaged spare parts qualify for free replacement if buyers supply valid photo and video evidence within 14 days after goods arrival.
Consumable components including boring cutters, welding torches and sealing sleeves are not covered by warranty. Damage caused by overload operation, unauthorized modification or violent collision is excluded from free maintenance.
Long-term supply of original spare parts and 24-hour online technical guidance are offered to all overseas clients. Customized configurations can be arranged for large-scale orders.






