Why Spiral Elevators Make Better Use of Factory Space

Factory floor space is expensive. When a process must move product between levels, a long inclined conveyor can consume a surprising amount of it. A vibratory spiral elevator solves the same height-change problem by arranging the conveying path around a central structure. Material travels upwards or downwards on a helical track while the machine occupies a compact footprint.

That difference can reshape an entire production layout.

Vertical movement without a long incline

The space needed by an inclined conveyor increases as the required lift height grows. Its angle may also be limited by the product, particularly when loose material can roll, slide or segregate. A spiral elevator places the conveying path vertically, allowing several metres of travel within a relatively small floor area.

The benefit is not simply a smaller machine footprint. Releasing floor space can create wider access routes, shorten transfers between other machines and leave room for inspection, cleaning or future expansion. In a brownfield project, it can make vertical transfer possible where a conventional incline will not fit.

A useful buffer within the process

The helical track provides conveying length as well as elevation. Depending on the application, this can give material time to cool, dry, settle or drain while it travels. It can also provide a controlled amount of work in progress between two operations.

This should be engineered carefully. A spiral elevator is not automatically a buffer for every product, but its residence time can become a useful process parameter when speed, track length and material behaviour are considered together.

More freedom when arranging equipment

Production equipment rarely arrives in a perfect straight line. Columns, mezzanines, access doors, services and existing machinery all influence the available route. A compact vertical conveyor gives designers more freedom to connect equipment at different heights without sending product on a lengthy detour.

Typical applications include transferring components to an overhead conveyor, lifting product to a packaging machine, lowering material from a process vessel and linking ground-floor equipment with a mezzanine operation.

Choose the right type of spiral conveyor

“Spiral conveyor” can describe several technologies. Belt and chain spirals usually carry discrete packs or containers on a driven conveying surface. A vibratory spiral elevator uses controlled vibration to advance suitable components or bulk material along a spiral track. The correct choice depends on product form, throughput, required lift, hygiene, temperature and how gently the material must be handled.

Among industrial spiral conveyors, this distinction matters. A driven vertical conveyor may be suitable for cartons and packaged goods, while a vibrating spiral conveyor is often better suited to loose components, granules and other bulk products that benefit from controlled vibratory movement.

For a vibratory system, the product must be tested as part of the selection process. Particle size, shape, bulk density, surface condition and tendency to tangle or bridge can all affect conveying behaviour.

Look beyond the footprint

A good layout review should assess:

• infeed and discharge heights;

• access for cleaning and maintenance;

• guarding and safe isolation;

• structural loads and supporting floor condition;

• interfaces with upstream and downstream equipment;

• headroom and overhead services;

• future changes in product or production rate.
  

The smallest footprint is valuable only when the machine remains accessible, safe and properly matched to the process.

A compact route to a better layout

A spiral elevator makes productive use of height that might otherwise remain unused. It can reduce the horizontal distance travelled by material, improve access around the line and create room for other value-adding equipment. When specified around the real product and plant conditions, it becomes much more than a space-saving conveyor: it becomes a practical tool for improving the whole factory layout.

Spiral Elevators Ltd can assess your product, lift height and available space to develop a vibratory spiral elevator around your production requirements.

Call 08000 016520 or email sales@spiralelevator.co.uk.