The conveyor belt is the backbone of any continuous cleaning system, and selecting the right type is crucial for performance. In a Parts Washer, the belt must not only support the weight of the parts but also allow the cleaning solution to reach every surface. A mesh belt, for instance, provides excellent drainage and spray exposure from the bottom, making it ideal for general parts. However, for heavy castings, a robust chain conveyor might be necessary to prevent stretching and mechanical failure.

The material of the belt is equally important. Stainless steel is the standard choice for its corrosion resistance and strength. However, the specific weave or link style depends on the part's stability. Unstable parts might require a flat-wire belt to prevent tipping, while small items might need a tight mesh to prevent them from falling through. Customizing the belt selection ensures that parts travel smoothly through the wash, rinse, and dry zones without jams or damage.

Conveyor Options In A Custom Washer

When designing a Custom Washer, the conveyor is tailored to the specific product mix. Engineers evaluate the size, weight, and geometry of the parts to recommend the most effective transport method.

Stainless Steel Mesh Belts

These are the most versatile options. They offer a high percentage of open area, allowing spray nozzles to hit the bottom of the parts effectively. They are suitable for light to medium-weight components.

Heavy Duty Chain Conveyors

For heavy loads like engine blocks or transmission cases, a chain drive is superior. It provides positive traction and eliminates belt slip, ensuring that heavy parts move consistently through the washing process.

Specialized Belt Features

Sometimes standard belts aren't enough. Custom features can be added to the conveyor system to handle unique challenges or specific part orientations.

Fixtured Pallet Conveyors

If parts need to be held in a specific position for precision cleaning, they can be loaded onto custom pallets. The conveyor is designed to transport these pallets, ensuring the nozzles align perfectly with blind holes.

Flighted And Cleated Belts

To prevent round parts from rolling backward on an incline or to separate batches, cleats or flights can be welded onto the belt. This ensures proper spacing and prevents part-to-part contact during the wash cycle.

Factors In Belt Selection

Consider these variables when choosing a conveyor.

Weight per square foot of the load.
Smallest dimension of the part (to prevent fall-through).
Need for bottom spray access.
Stability of the part on a moving belt.
Chemical compatibility with belt material.
Temperature of the wash and dry cycles.

Conclusion

The conveyor belt is more than just a moving track; it is a critical interface between the part and the cleaning system. Making the right choice ensures smooth operation, effective cleaning coverage, and long-term durability. It prevents costly jams and product damage that can disrupt the entire production line.

Ultimately, a well-selected conveyor system operates invisibly, reliably moving parts from dirty to clean without intervention. It is a fundamental element of a successful parts washer design. Working with an experienced manufacturer to select the optimal belt type is a key step in specifying your cleaning equipment.

Selecting The Right Conveyor Belt For A Parts Washer