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ELECTROMAGNETIC SHEETMETAL FOLDERS
MAGNABEND - USER MANUAL
MODELS 650E, 1000E & 1250E
Contents
INTRODUCTION ............................................................................... 3
ASSEMBLY ........................................................................................ 4
SPECIFICATIONS .............................................................................. 6
INSPECTION SHEET ....................................................................... 10
USING THE MAGNABEND:
BASIC OPERATION .................................................................. 12
POWER SHEAR ACCESSORY ................................................. 13
FOLDED LIP (HEM) .................................................................. 14
ROLLED EDGE .......................................................................... 15
MAKING A TEST PIECE ........................................................... 16
BOXES (SHORT CLAMPBARS) ............................................... 18
TRAYS (SLOTTED CLAMPBAR) ............................................ 21
TOP-HAT PROFILES ................................................................. 22
MAKING VERY CLOSE REVERSE BENDS .......................... 25
USING BACKSTOPS ................................................................. 26
ACCURACY ..................................................................................... 27
MAINTENANCE .............................................................................. 28
TROUBLE SHOOTING .................................................................... 29
CIRCUIT DIAGRAMS ..................................................................... 31
WARRANTY .................................................................................... 32
WARRANTY REGISTRATION ....................................................... 33
MAGNETIC ENGINEERING P/L
for
KINGSTON, TASMANIA
14/07/2019
1
Page
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Table of Contents
Related Manuals for MAGNABEND 1250E
Summarization of Contents
Machine Specifications
Nominal Capacity and Weight
Specifies the sheet metal capacity and weight for each Magnabend model.
Clamping Force
Details the clamping force for different Magnabend models.
Electrical Requirements
Outlines the electrical requirements, current, duty cycle, and protection.
Hinge Design and Rotation
Describes the hinge design and the bending beam's rotation angle.
Bending Dimensions
Illustrates minimum bending dimensions and clampbar sizes.
Bending Capability and Materials
Lists material properties, thickness, lip width, and bend radius capabilities.
Short Clamp-Bar Set
Information on lengths and combinations for the short clamp-bar set.
Slotted Clampbar for Trays
Details on the slotted clampbar for forming trays and their lengths/depths.
Elevations for Models 650E/1000E
Technical drawings and dimensions for the 650E and 1000E models.
Bending Mechanism Cross-Section
Explains the cross-section of the bending beam, coils, and magnetic flux path.
Elevations for Model 1250E
Technical drawings and dimensions for the 1250E model.
Bending Mechanism Cross-Section (1250E)
Details the cross-section for the 1250E, similar to page 8.
Inspection Sheet Procedures
Earthing & Isolation Checks
Procedures for testing earthing connections and electrical isolation.
Voltage & Interlock Tests
Steps to test supply voltage range and the interlock sequence.
Angle Checks and Scale Verification
How to measure and verify bending beam angles and scale accuracy.
Magnet Body & Beam Straightness
Checks for straightness and flatness of the magnet body and bending beam.
Main Clampbar Inspection
Checks for clampbar straightness, lift height, and adjuster parallelism.
Hinge & Bending Test
Inspects hinges for lubrication and smooth operation; performs a bending test.
Label & Finish Inspection
Verifies label clarity, adhesion, and overall machine finish.
Assembly & Inspection Signatures
Areas for recording assembled and tested status and quality assurance inspection.
Basic Operation
Operation Safety Warnings
Critical safety advice regarding single-operator use and finger entrapment.
Normal Bending Procedure
Step-by-step instructions for performing a standard bend.
Operation Cautionary Notes
Important considerations regarding bend length and clamping force when hot.
Folding a Lip (Hem)
Folding Lips on Thin Workpieces
Specific steps for folding lips on thin sheet metal.
Making Boxes with Short Clampbars
Plain Box Folding
Steps for creating plain boxes using the long and short clampbars.
Lipped Box Folding
How to form boxes with lips using short clampbars.
How to Make Top-Hats
Making Square-Sided Top-Hats
Methods for forming square-sided top-hats using standard or narrow clampbars.
Making Tapered Top-Hats
Instructions for tapering top-hat profiles.
Checking Machine Accuracy
Critical Accuracy Aspects
Identifies key areas for checking machine accuracy.
Checking Surface Parallelism
Step-by-step guide to checking the gap between beam and clampbar.
Notes on Bending Accuracy
Important notes regarding clampbar straightness, beam/magnet gap, and sharp folds.
Maintenance Procedures
Working Surface Reconditioning
How to clean and protect the machine's working surfaces.
Hinge Lubrication
Recommended lubrication frequency for hinges.
Adjuster Calibration
Steps to reset and calibrate the clampbar adjusters.
Troubleshooting Guide
Machine Does Not Operate
Troubleshooting steps for a completely unresponsive machine.
Partial Clamping Issues
Diagnosing issues with partial clamping activation.
Microswitch Adjustment
How to adjust the microswitch and diagnose related issues.
Clampbar Release Issues
Troubleshooting release issues related to demagnetising circuit failure.
Heavy Gauge Bending Issues
Reasons and solutions for not bending heavy gauge sheet metal.
Circuit Diagrams
650E & 1000E Circuit Diagram
Electrical schematic for the 650E and 1000E models.
1250E Circuit Diagram
Electrical schematic for the 1250E model.
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