/ INDUSTRIAL SOLUTION 03

Vertical Lift Module (VLM) Storage System

Store materials of varying sizes and weights in independent trays; bring the correct tray to an ergonomic access point.

A VLM uses a central lift moving between two tray columns to automatically deliver the selected independent tray to the access opening.

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Vertical Lift Module (VLM) Storage System solution
OSKONVertical Lift Module (VLM) Storage System
/ WHEN IS A VLM THE RIGHT CHOICE?

Manage materials of varying sizes and weights densely, ergonomically and under control through independent tray access.

01

Variable load geometry

Fixed shelf spacing wastes vertical volume when parts, tools and fixtures have different heights and weights.

02

Heavy and slow-moving stock

Manually moving heavy trays and searching across racks increases access time and physical strain on operators.

03

Uncontrolled material movement

Manual location and consumption records make it difficult to know where valuable tools and MRO parts are and who is using them.

VLM operating principle with two tray columns, a central lift and an independent tray delivered to the access opening
VLM MECHANISM · INDEPENDENT TRAY MOVEMENTUnderstanding the mechanism is fundamental to selecting the correct technology.
/ INDEPENDENT TRAYS + CENTRAL LIFT

Only the selected tray moves; the remaining inventory stays in place.

VLM trays remain in individual locations across two storage columns. The central lift retrieves only the tray requested by the software and presents it at the operator access opening. This architecture accommodates different load heights within one enclosure and turns building height into usable storage volume.

01 / RequestSelect the product, tray or work list.
02 / TransferThe central lift retrieves only the relevant tray.
03 / VerifyConfirm picking or replenishment at the access point.
/ VLM TECHNICAL FRAMEWORK

Size the system around real load-profile data.

The values below are ranges and upper limits for the reviewed VLM configuration. Final sizing depends on tray dimensions, load distribution, building geometry and access-opening requirements.

12 mMachine heightmaximum
500 kgTray loadper tray
60,000 kgTotal loadmaximum system capacity
1.5 m/sVertical travelmaximum speed
Machine width
2,600–4,585 mm
Depth with standard access zone
3,270 mm
Usable tray
1,967–3,952 × 850 mm
Load height
Up to 600 mm
Average travel speed
1.0 m/s

Sizing note: Per-tray and total-load limits must be evaluated together. Capacity depends on load distribution across the tray and the selected configuration.

/ VLM OR VCM?

Start with the load profile, not the mechanism.

The decision should consider SKU dimensions and weight, access frequency, total inventory, building geometry, ergonomics and integration targets together.

VLM · INDEPENDENT TRAYS

Variable dimensions, heavy loads and flexible tray layouts

Each tray is requested independently and the central lift moves only the selected tray. This approach stands out for loads of different heights and weights and for multi-floor access scenarios.

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VCM · SHARED CARRIER LOOP

Similar dimensions, frequent access and a short rotation route

Chain-connected carriers rotate together. This approach stands out for ergonomic access to frequently used small and medium stock with similar dimensions.

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/ SYSTEM CAPABILITIES

Build the VLM not merely as a cabinet, but as a material station configured around the product.

We separate the standard architecture from optional equipment and define the project around load, access, safety and integration requirements.

01

Independent tray access

Inventory not involved in the task remains stationary; the central lift brings only the selected tray to the access opening.

02

Flexible tray layout

Bins, fixed or movable dividers and special fixtures can create an application-specific internal tray arrangement.

03

Ergonomic working level

Material comes to the operator, reducing ladder use, walking between racks, reaching and manual handling of heavy trays.

04

Multiple access openings

Internal or external, single- or dual-level access openings can be engineered across floors or on opposite faces.

05

Controlled, traceable inventory

User, product, location, picking and replenishment movements can be recorded in inventory-management software.

06

Automation integration

The existing WMS and automated picking or replenishment equipment can be connected through defined data and task flows.

/ INVENTORY SOFTWARE + HIGHER-LEVEL INTEGRATION

Manage machine movement and stock movement in the same flow.

Browser-based inventory software provides a control layer for product and location mapping, picking and replenishment lists, stock and expiry-date checks, dynamic inventory and system self-diagnostics. WMS data scope and update behaviour are defined within the project.

01

Request

A product or work list arrives from the local interface or a higher-level system.

02

Mapping

Inventory software matches the product to its tray or carrier location.

03

Machine task

The VLM transfers the tray; the VCM positions the carrier loop.

04

Confirmation

The picking or replenishment result becomes a stock movement and transaction record.

/ VLM CONFIGURATION

Only the equipment you need; without unnecessary complexity.

The equipment below is documented as optional. The final combination is selected after site assessment and risk evaluation.

01

Trays and dividers

Bins, fixed or movable dividers and special handling fixtures selected around product geometry.

02

Laser-guided picking

A laser pointer can indicate the correct position within the presented tray.

03

Load cell at the access zone

Load-cell integration can support weight checks during picking and replenishment.

04

Access-opening choices

Single-level, dual-level, multi-floor or opposite-face access-opening arrangements.

05

WMS and automated-equipment interface

A project-specific interface for the existing WMS and automated picking or replenishment systems.

06

Fire detection and suppression

An integrated system can be specified; the extinguishing agent and scenario must be validated against stored materials and local regulations.

/ ENGINEERING AND COMMISSIONING

Proceed from product data to acceptance testing measurably and under control.

  1. 01
    Classify the inventory

    Record dimensions, weight, access frequency, quantity and storage conditions for every material group.

  2. 02
    Design trays and locations

    Model tray dimensions, dividers, load distribution and dynamic use of free height together.

  3. 03
    Validate the building interface

    Check clear height, floor loading, access openings, fire strategy and maintenance clearances.

  4. 04
    Define the picking flow

    Specify user, product request, barcode, work-list and transaction-confirmation steps.

  5. 05
    Connect WMS tasks

    Define the exchange of stock movements, product masters, picking lists and replenishment lists.

  6. 06
    Accept through FAT and SAT

    Validate load, cycle, safety, fault recovery and user scenarios with real products.

/ APPLICATION AREAS

The right product and configuration
for the right load profile.

01

Toolroom

Manage cutting tools, dies, fixtures and measuring equipment in independent trays.

02

MRO and maintenance stores

Keep critical spare parts of different sizes under controlled access with recorded movements.

03

Production buffer stock

Hold work-in-process and heavy components in a compact buffer beside the line.

04

High-value technical material

Preserve location and transaction history for electronics, laboratory or project-specific materials.

/ NEXT SOLUTIONVertical Carousel Storage System (VCM)
/ LET’S DEFINE THE NEXT STEP

Let’s analyse storage and flow
around your real operation.

Share load profiles, throughput targets and space constraints so the right architecture can be assessed.

Request a storage and flow analysis Your request is routed directly to the relevant engineering team.