Model 224 Magnet Lifting Beam

Model 224 Magnet Lifting Beam — Telescoping Rack-and-Pinion Design for Variable-Length Sheet and Plate Handling

The Model 224 Magnet Lifting Beam is a heavy-duty, telescoping rack-and-pinion lifting beam engineered for industrial sheet and plate handling operations. Designed for steel mills, fabrication shops, and heavy manufacturing environments, it accommodates a wide variation of product lengths through its motorized telescoping mechanism. The beam is available in fixed or adjustable (telescoping or non-telescopic) styles and is custom designed per application to meet the specific requirements of each installation. AC power is standard, with DC power available as an option.

Technical Specifications

Unlike standard fixed-length lifting beams, the Model 224's motorized telescoping capability allows a single beam to handle loads of varying lengths without manual reconfiguration, reducing downtime and equipment changeovers. Its custom-engineered design ensures the beam is matched precisely to the customer's crane hook data, load dimensions, and operational duty class rather than relying on off-the-shelf sizing.

Key Features & Benefits

Heavy Duty Rack and Pinion Telescoping Drive

The rack-and-pinion mechanism provides precise, motorized length adjustment to accommodate varying sheet and plate lengths in a single lift cycle. This eliminates the need for multiple fixed-length beams or manual repositioning, improving throughput in high-volume handling environments.

Heavy Duty Gear Reducer

The integrated gear reducer delivers controlled, reliable telescoping motion under load. This is critical in mill-duty applications where consistent performance and resistance to mechanical fatigue are required over millions of lift cycles.

Slip Clutch Drive Protection

The slip clutch protects the drive mechanism from overload conditions, preventing damage to the gear reducer and telescoping components. This built-in protection extends service life and reduces unplanned maintenance downtime.

Designed for Easy Maintenance

The beam is engineered with maintainability in mind, allowing service personnel to access drive components efficiently. Reduced maintenance time translates directly to higher crane and production uptime.

Accommodates Your Lifting Magnets

The Model 224 is designed to accept the customer's existing or specified lifting magnets, providing flexibility in magnet selection and allowing integration with established material handling systems. Magnets can also be supplied with the unit as an option.

Individual 90-Degree Magnet Rotation (Optional)

An optional feature allows individual magnets to rotate 90 degrees, enabling the beam to handle wide or irregularly oriented loads. This expands the range of material configurations the beam can safely lift without repositioning.

Common Applications

Steel Mill Sheet and Plate Handling

The Model 224 is purpose-built for mill-duty environments where large volumes of steel sheet and plate must be moved efficiently across a range of dimensions.

Variable-Length Product Handling

The telescoping drive allows a single beam to handle products of differing lengths in sequence, making it well-suited for operations that process mixed inventory or cut-to-length material.

Single Sheet or Plate Lifting

The beam can be configured to handle individual sheets or plates, including thin-gauge material, where precise magnet placement and controlled lift are required.

Palletized and Loose Load Handling

The custom design process accounts for whether loads are palletized, loose, banded, dry, or oily, ensuring the beam and magnet configuration are matched to actual operating conditions.

Hot Material Handling

The application evaluation process captures maximum load temperature and contact time data, allowing the beam to be engineered for environments where material is handled at elevated temperatures.

Compatible Materials

• Steel sheet (single or stacked)
• Steel plate (single or stacked)
• Dry, oily, banded, or loose sheet and plate
• Hot material (temperature limits defined per application)
• Palletized sheet and plate

Product Documents

• Download Catalog
• Download Eval Application Form

Frequently Asked Questions

Q: Is the Model 224 available in a non-telescoping configuration?
A: Yes. Non-telescopic fixed-length units are available for applications where load lengths do not vary.

Q: What power options are available?
A: The beam is supplied standard with AC power. DC power is available as an option, and electrical reversing motor controls can also be specified.

Q: Can the beam be supplied with lifting magnets included?
A: Yes. The beam can be supplied with lifting magnets as an option, or it can be designed to accommodate the customer's own magnets.

Q: How do I specify the correct beam for my application?
A: Caldwell provides an Application Evaluation Form (available for download above) that captures load dimensions, material type, load condition, power requirements, crane hook data, and CMAA duty class. Completed forms can be submitted to The Caldwell Group for a custom price quote.

Q: What CMAA duty classes are supported?
A: The application evaluation process allows specification of CMAA Crane Duty Classes A through F, including Service Class 3 (500,001–2,000,000 load cycles) and Service Class 4 (over 2,000,000 load cycles) for high-cycle mill-duty environments.

Q: Is a pendant control available?
A: Yes. A pendant control can be specified as part of the custom order configuration.