Hengyang vibration aging equipment, vibration stress relief machine

The vibration aging machine induces resonance or sub resonance of metal components through periodic vibration, eliminates residual stress, prevents deformation and cracking, and has advantages such as high efficiency, energy saving, no damage to components, and easy operation.

Jiugong Instrument-Domestic vibration aging equipment - stress relief instruments, aging treatment machines - manufacturer!

As a specialized equipment, the vibration aging machine mainly utilizes periodic vibration energy to eliminate or reduce residual stresses inside metal components. Its core functions revolve around stress treatment, performance optimization, and process assurance. The specific contents are as follows:

1.Residual stress elimination and homogenization

By using an exciter to generate mechanical vibrations of specific frequency and amplitude, the component undergoes microscopic plastic deformation in a resonant or sub resonant state, promoting the redistribution and partial release of residual stresses. The equipment can automatically or manually adjust the vibration parameters based on the material, shape, and stress distribution characteristics of the components (the frequency range is usually0-1000Hz, amplitude0.1-5mm）Achieve a stress relief rate of30%-80%At the same time, it reduces stress concentration and avoids deformation and cracking problems caused by stress release during subsequent processing or use of components.

2.Enhance the dimensional stability of components

Vibration aging treatment can effectively stabilize the internal structure of workpieces that are prone to residual stress, such as welded parts, castings, and forgings, and reduce the amount of secondary deformation after processing. For example, after processing, the accuracy retention of the machine tool bed is improved during long-term use20%-30%The dimensional tolerance of large welded structural components can be controlled within0.1mm/mWithin, meet the high-precision assembly requirements.

3.Improve the mechanical properties of materials

During the stress relief process, vibration energy promotes the refinement of metal grains and optimization of grain boundary structure, which to some extent increases the fatigue strength of the component (usually improving)15%-30%）And impact toughness. For components that bear cyclic loads, such as bridge supports and automotive driveshafts, their service life can be extended and the risk of early failure can be reduced.

4.Replace traditional thermal aging to reduce costs and energy consumption

Compared to thermal aging (which requires heating the component to500-650℃And insulation for several hours), vibration aging has significant energy-saving advantages: the power consumption is only the same as thermal aging1/10-1/20The processing time has been shortened to0.5-2Hours (small components can be shorter), and no need for large heating furnaces, saving space occupation. At the same time, it avoids the potential impact of high temperature on material properties (such as oxidation, decarburization, grain coarsening, etc.), especially suitable for heat sensitive alloy materials.

5.Intelligent process control and data recording

Modern vibration aging machines integrate high-precision sensors (accelerometers, strain gauges) and intelligent control systems, which can monitor vibration frequency, amplitude, component response curves (such as resonance peak identification), and stress change trends in real time. Some equipment is equipped with automatic frequency scanning, multi-stage resonance processing, adaptive optimization of process parameters, and can generate standardized reports (including vibration curves, stress relief rates, processing time, and other data) to meet quality traceability and process compliance requirements.

6.Adapt to complex components and on-site operations

Compact equipment design, exciter power coverage0.5-15kWIt can adapt to components of different weights (several kilograms to hundreds of tons) and shapes (plates, profiles, large welded frames, etc.) through flexible connections. Support fixed workstation processing and on-site mobile operations (such as stress relief before installation of large equipment), combined with specialized fixtures (such as magnetic seats and bolt connections), to achieve efficient processing of irregular parts and solve stress problems in large or assembled components that are difficult to cover with traditional thermal aging.

7.Environmental Protection and Safety Assurance

The vibration aging process has no emissions of exhaust gas, wastewater, or smoke, and the noise can be controlled through a soundproof cover85dBThe following (in accordance with industrial site standards). The equipment is equipped with safety designs such as overload protection, emergency stop, and anti loosening devices, making it easy to operate and requiring only1-2People can complete the homework, reducing labor intensity and safety risks.

Through the above functions, vibration aging machines are widely used in fields such as mechanical manufacturing, aerospace, rail transportation, wind and nuclear power, and marine engineering, becoming key equipment for improving the quality of metal components and optimizing production processes.

real Practice has proven that replacing thermal aging with vibration aging can save energyMore than 90%, improve deformation resistance by more than 30%, increase dimensional stability by more than 30%, and increase fatigue life by more than 20%. The processing time usually only takes 15-45 minutes, regardless of the site, and is not limited by the size, shape, weight, etc. of the workpiece. It can process workpieces ranging from several kilograms to several hundred tons. Portable workpieces can be processed on-site without transportation and can be inserted between any process for processing. The use of vibration aging can improve work efficiency by dozens of times. It has the advantages of reducing environmental pollution, shortening production cycles, improving working conditions, and making the process simple. It is a process with low investment, fast results, and significant comprehensive benefits.
Vibration aging is suitable for castings such as carbon structural steel, low-alloy steel, stainless steel, cast iron, and non-ferrous metals (copper, aluminum, zinc, and their alloys)