Blasting Knowledge

1.Preparation work before replacing the blades of the shot blasting machine

Before replacing the shot blasting machine blades, it is necessary to check whether the blades need to be replaced. If the blades have severe wear, cracks, or deformation, they need to be replaced. Next, it is necessary to prepare the tools required for blade replacement, such as wrenches, hammers, screwdrivers, etc.

2. Steps for replacing blades of shot blasting machine 

2.1.  Shutdown and power off: the shot blasting machine needs to be shut down and powered off to ensure safe operation. ‌

2.2.  Remove the blades: open the upper cover of the blast turbines, use a tool to remove the blade fixing screws, and remove the blades, being careful not to damage the impeller. ‌

2.3.  Cleaning the impeller and blade seat: after removing the blades, it is necessary to clean the dust and debris on the impeller and blade seat to ensure that the new blades can be installed and operated smoothly.

2.4.  Install new blades: before installing new blades, it is necessary to check whether the specifications and dimensions of the blades are consistent with the original blades. Place the new blade on the blade seat and secure the screws, being careful not to tighten or loosen them too tightly. ‌

2.5.  Adjust impeller balance: after installing the new blades, it is necessary to adjust the impeller balance to ensure smooth operation, reduce vibration and noise. ‌

2.6.  Inspection and testing: after completing the blade replacement, it is necessary to inspect and test the shot blasting machine to ensure that all components are installed correctly and can operate normally.

3. Precautions for replacing blades of shot blasting machine 

3.1 During the process of replacing blades, it is necessary to use professional tools to ensure safe operation.

3.2 When replacing blades, it is necessary to strictly follow the steps and not make arbitrary changes.

3.3 After replacing the blades, it is necessary to conduct testing to ensure that the machine's operating status is normal after the blades are replaced.

3.4 If encountering difficulties or uncertainties during the process of replacing blades, professional technicians should be consulted in a timely manner, and blind operation should be avoided.