Electromechanical Kraftformer Eckold KF 470 Medium

Electromechanical Kraftformer Eckold KF 470 Medium


Eckold Kraftformer KF 470 Medium is the second-largest machine in the Kraftformer series, engineered for industrial applications requiring the processing of large and thick components. It combines exceptional structural rigidity, a large reach, and precision servo-control (unlike the manual handwheel control on the KF 324). This allows for high repeatability and extreme forming precision, even when working with thick steel (3.0 mm).

  • Purpose: Comprehensive cold forming (shrinking, stretching, straightening, doming, planishing) of large components with high precision.

  • Field of Application: Aerospace and railway industries (manufacturing and repair of large-scale skins), and shipbuilding.

  • Class: Industrial, high-precision, motorized Kraftformer with medium reach.

Advantages and Features

  • Large Working Space: The KF 470 features one of the most generous reaches in the lineup:

    • Horizontal Reach: 460 mm.

    • Vertical Height: 475 mm. These dimensions facilitate the easy processing of oversized parts typical in aircraft and railway carriage manufacturing.

  • High Power and Productivity: Capable of forming mild steel up to 3.0 mm and aluminum up to 4.0 mm.

  • Servo Drive and Digital Precision:

    • Control System: An electronic control display visualizes operating functions, fault diagnostics, and maintenance intervals.

    • Programming: Ability to store up to 4 (or more, depending on configuration) processing programs to ensure perfect repeatability of results.

    • Adjustment Accuracy: The servo drive guarantees a repetition accuracy of 0.1 mm.

  • Dual Stroke Speeds: The operator can choose between two pre-set stroke speeds (e.g., 300/600 strokes/min) to optimize the process (lower speed for thick material, higher for planishing).

  • Ram Adjustment: A 60 mm adjustment range via a geared motor allows for quick and precise adaptation of the machine to different tools and material thicknesses.

Standard Equipment

  • Massive Stationary Frame: Rigid C-frame construction designed to handle high pressing forces.

  • Electronic Control Panel: Featuring a display for parameters, diagnostics, and program selection.

  • Speed Selection System: Choice of two stroke speeds (300/600 strokes/min).

  • Electromechanical Servo Drive: Ensures high precision and reliability.

  • Motorized Upper Ram Height Adjustment: 60 mm adjustment with 0.1 mm precision.

  • Quick-Change Tool System: Standard Kraftformer mounting for inserts.

Options

  • Expanded Tool Set: The widest range of Eckold tools for all operations (shrinking, stretching, doming, profiling, planishing, leveling).

  • Specialized Profile Tools: Tools for processing tubes, U-channels, Z-profiles, and other complex geometries.

  • "No-Mar" Tools (Synthetic): For finishing without damaging the surface of sensitive materials (e.g., polished aluminum).

  • Adjustable Reverse Position: Option to optimize work with various material thicknesses and minimize idle stroke time.

  • Expanded Program Memory: Ability to store a larger number of programs for serial production.

  • Control Pedal: For activating the forming cycle.

Technical Specifications

Parameter Value
Drive Electric (Servo Drive)
Max. Thickness (Steel ) 3.0 mm
Max. Thickness (Aluminum ) 4.0 mm
Max. Thickness (Stainless Steel ) 2.0 mm
Horizontal Reach (Throat Depth) 460 mm
Vertical Working Height 475 mm
Ram Position Adjustment 60 mm
Ram Adjustment Precision 0.1 mm
Stroke Frequency 300/600 strokes/min (two speeds)
Weight 1362 kg

Brochure ECKOLD Sheet metal forming Ru_Cz 2018-08 Kraftformer-Programm_195_2024_06_9_DEU_ENG_klein_compressed__2_

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