Additive Remanufacturing of Fan Main Shaft by Cladding

Additive Remanufacturing of Fan Main Shaft by Cladding

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  • 产品参数

[Product Introduction]

Titan-Shield Laser Cladding Additive Technology (Titanium Shield Laser Cladding) employs a high-energy laser beam as the heat source to precisely fuse customized titanium-based alloy powder onto damaged areas of the main shaft, forming a metallurgically bonded reinforced layer that achieves a disruptive effect of "repair as upgrade."

[Industry Pain Points]

Conventional Repair Technologies Fail to Solve Shaft Failure Issues

  1. Aggravated wear and corrosion: Dust, high temperatures, and corrosive gases cause rapid surface material loss on the main shaft, leading to degraded precision.

  2. Limitations of repair processes: Traditional hardfacing is prone to thermal stress deformation and coating delamination; thermal spraying offers insufficient bonding strength and cannot withstand heavy loads.

  3. High downtime costs: Frequent replacement or factory-return repairs cause production line stoppages, with indirect losses far exceeding the value of the component itself.

  4. Resource waste and environmental pressure: Scrapped shafts generate large amounts of metallic solid waste, contradicting the concept of green manufacturing.

[Technical Advantages]

1. Ultra-High Bonding Strength

The transient high temperature of the laser enables atomic-level metallurgical bonding between the cladding layer and the substrate, with bond strength reaching over 95% of the base material, completely eliminating the risk of delamination.

2. Zero-Thermal-Deformation Repair

Ultra-fast heating/cooling characteristics confine the heat-affected zone to the micron level. Post-repair shaft deformation is less than 0.05mm, allowing direct installation and use.

3. Comprehensive Performance Upgrade

The customized titanium-based alloy layer can achieve hardness of HRC 60 or above, with wear resistance improved by 3–5 times, corrosion resistance enhanced by 10 times compared to the original 45# steel, and service life extended to twice that of a new shaft.

4. Precision and Efficiency

3D scanning combined with intelligent path planning technology enables millimeter-level precision repair, reducing single-operation time by 50% compared to traditional processes.

[Application Scenarios]

From "Breakdown Maintenance" to "Preventive Remanufacturing"

1. Damaged Shaft Regeneration

  • Rapidly restores dimensional accuracy and mechanical properties for issues such as journal wear, keyway collapse, and thread failure.

2. Performance Pre-Strengthening

  • Pre-applies a titanium-based cladding layer during the manufacturing stage of new shafts.

3. Personalized Customization

  • Different alloy formulations (e.g., Ti+WC, Ti+SiC) are matched according to operating conditions (e.g., high temperature, acidic environments) for scenario-specific protection.


Product Description
3D scanning combined with intelligent path planning technology enables millimeter-level precision repair, reducing single-operation time by 50% compared to traditional processes.
Type
Welding + Bonding Type
Brand
Taidun Brand