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Parts cleaning system with a round treatment chamber: the chamber door stands open with a blue mesh basket of ring-shaped components inside, in front of it chain conveyors for the infeed and outfeed of the workpiece carriers, above it piping, process tanks and drives

One component, two requirements — one method alone covers only one of them.

APOLLO — Spray-Immersion Cleaning Systems

Some workpieces have both: easily accessible outer surfaces that can be sprayed, and internal bores, channels and cavities that only a flooding or immersion process can get to. Treated separately, that means two systems or two passes.

What it is built for

When spraying fails at the spray shadow and immersion alone does not carry the process

The consideration is less a question of the method than of the chamber: both processes can only be brought together if the same chamber can be flooded and the component is moved inside it — that requires a hermetically sealed configuration. From that follows the APOLLO: it combines both methods in one chamber. The chamber is cylindrical and hermetically sealed; that is why it can be flooded, and that is why the batch can rotate and tilt in all axes while cleaning is in progress.
  • Hard-to-reach bores and cavities

    Reached via injection flooding and the movement of the batch.
  • Comprehensive exterior cleaning

    Via spraying.
  • Several methods in succession

    In the same chamber, without reclamping or transferring.

It is used for intermediate and final cleaning — it is not fixed to one place in the process chain.

Typical workpieces

An unusually broad range of parts for a single machine type

  • 01

    Small parts

    Bulk parts, screws, precision mechanics parts.
  • 02

    Large and complicated parts

    Gearbox parts, for example.
  • 03

    Cast parts up to 100 kg, optionally up to 160 kg

    Documented value of the APOLLO 75 size.

The actual limit is not the weight alone but the size of the washing basket: what fits in can be cleaned.

Components with mixed accessibility — partly open surfaces, partly bores, channels and blind holes. Aluminum die casting, steel, stainless steel, cast materials. Typical contamination: oil, emulsion, chips — distinguished in the process by particulate and filmic contamination.

Bulk parts run over the APOLLO, too. That confirms once more what already applies to the distinction between immersion and flooding — bulk parts are not an assignment criterion for a machine type. The process decides, not the shape of the parts.

Configuration and operating principle

The cylindrical chamber as the core of the machine type

Because it is round and hermetically sealed, it can be flooded, holds a vacuum for vacuum drying and allows the batch to move during the process.

The batch does not stand still — it rotates and tilts in all axes. That improves two things at once: the spraying hits all sides in succession, and the injection flooding drives process medium through bores and cavities instead of merely flowing past them. Draining after the process is controlled this way, too.

Spraying, flooding, immersion — in succession in the same space, with several solution tanks in the background so that cleaning and rinsing media stay separate. Sequence, duration and ratio of the steps are stored programmably per component, not fixed mechanically. Automatic loading is provided for.

View into the cylindrical treatment chamber onto the square rotating basket of wire mesh; all around the locking claws of the chamber lid
The rotating basket in the cylindrical chamber: it takes up the batch and moves it in all axes while spraying, flooding and immersion take place.

The process sequence

  1. 01LoadingStandard washing basket or individual parts carrier, manual or automated, via an automated lifting door.
  2. 02Spray cleaningCoarse and easily accessible contamination goes first, before the chamber floods.
  3. 03Flooding and immersionIn the sealed chamber, with the batch rotating and tilting.
  4. 04Ultrasonic cleaningje nach AuslegungAdditionally loosens particulate and filmic contamination.
  5. 05DryingVia the integrated drying modules.

The system is operated via a touch panel.

Optional subassemblies

  • 01

    Ultrasonic cleaning

    In the flooding and immersion process, where the process requires it.
  • 02

    Drying

    Recirculated air, vacuum drying, infrared drying or hot air — various drying modules can be integrated.
  • 03

    Robot support

    For loading and handling.
  • 04

    Media maintenance

    Oil separator, centrifuge, water treatment system.
  • 05

    Chip conveyor

    For discharging chips from the process.

What we design for you

There is no standard APOLLO

With this machine type, the process sequence together with the movement program is the decisive design point — it determines whether the combination plays out its advantage.
  • The component

    Geometry, complexity, accessibility, size, blind holes and through-holes, material.
  • The contamination

    Type, amount, required residual contamination values.
  • The process

    Ratio and sequence of spraying, flooding and immersion steps, movement program of the batch, ultrasonic cleaning yes or no, number of solution tanks, drying method.
  • 04

    The workpiece fixture

    It determines how the batch lies in the cylinder and whether the movement takes effect.
  • Water and media

    Chemistry specifications, passivation, water quality, treatment, circuits.

Maintenance and operation

Designed for accessibility

Good maintenance access and twist-proof quick-release couplings on the connections — the same design principle that is also used in the RT and ZT series.
Interior of a cylindrical chamber: nozzle manifolds on the curved chamber wall, in the middle a multi-tier workpiece carrier on the chain conveyor
The chamber interior with the system open: nozzle manifolds, batch fixture and conveying are freely accessible.

Automation

Automated loading and unloading — from a single source

Automated loading and unloading with a robot, handling technology or material flow and conveying from our own company.

Where the limits are

When another machine type is the better fit

The APOLLO is more elaborate and only pays off when its combination is needed.
  • 01

    Chamber cleaning system (ZK)

    When spraying alone is enough.
  • 02

    Immersion cleaning system (ZT)

    When immersion alone is enough, for instance with bulk parts or when the component has to be fully immersed anyway.
  • 03

    Continuous cleaning system (ZD)

    When high production volumes with short cycles are required in the line.
  • 04

    Rotary indexing cleaning system (RT)

    For the defined production process with short cycles and parallel loading and unloading.
  • 05

    Water jet deburring

    When burrs additionally have to be removed.

Questions and answers

Frequently asked questions about the spray-immersion cleaning system

What is a spray-immersion cleaning system?

The APOLLO series — a cylindrical, hermetically sealed chamber that rotates and tilts in all axes. Its argument is the combination: accessible surfaces are sprayed, hard-to-reach ones immersed. That way one system covers both operating principles instead of you having to decide on one.

When is a spray-immersion cleaning system the right choice?

When spraying fails at the spray shadow and immersion alone does not carry the process. Both methods can only be brought together if the same chamber can be flooded and the component moves inside it — that requires a hermetically sealed, cylindrical configuration. The batch rotates and tilts in all axes: the spraying hits all sides in succession, the injection flooding drives process medium through bores and cavities.

Applications

Components on which this system design is decided

3 worked-out tasks name the spray-immersion cleaning system as a possible concept. What tips the balance in each of them is on its own page.

Each case sets out the design factors, the possible system concepts and the methods in detail — here you only find what it is about.

Aluminum die-cast part

Contamination on an aluminum die-cast part adheres differently than a cooling lubricant — and what has to come out of the cavity sits in a geometry that was built for exactly that: to be inaccessible.

Defined part temperature

The component is clean and dry — and still not ready for handover: a part that is too warm is of no use for a leak test.

Multi-stage cleaning process

Cleaning, rinsing, drying is not enough for every cleanliness requirement — and every additional stage costs cycle time, space and a media circuit of its own.

None of these cases inevitably leads to the spray-immersion cleaning system. Which concept it becomes arises from the interplay of the design factors — the machine type is the result of the system design, not its starting point.

Direct contact

AddressITR GmbH powered by Zippel
Hauptstraße 31
93186 Pettendorf
Pettendorf bei Regensburg
Phone+49 (0) 9409-777 3598
Fax +49 (0) 9409-777 3607