MAGNABEND 650E User Manual Download Page 1

ELECTROMAGNETIC SHEETMETAL FOLDERS 

 

 

MAGNABEND  -  USER MANUAL 

for 

MODELS  650E, 1000E & 1250E 

 

 
Contents 

Page 

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 

KINGSTON, TASMANIA 

14/07/2019 

Summary of Contents for 650E

Page 1: ...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 BE...

Page 2: ...2...

Page 3: ...right at the point where they are generated forces do not have to be transferred to support structures at the ends of the ma chine This in turn means that the clamping member does not need any structu...

Page 4: ...he wires and connector down into the column as the machine is being lowered onto the stand 5 Models 650E 1000E Remove the rear electrical access panel and plug together the 3 pin connector This connec...

Page 5: ...key tighten both screws very firmly Note The machine may not turn ON if these screws are not tight 9 Using a chlorinated solvent or petrol clean off the clear wax like coating from the working surfac...

Page 6: ...0 240 V AC Current Model 650E 4 Amp Model 1000E 6 Amp Model 1250E 8 Amp Duty Cycle 30 Protection Thermal cut out 70 C Control Start button pre clamping force Bending beam microswitch full clamping Int...

Page 7: ...set of 8 mm wide slots provide for forming all tray sizes in the range shown below For deeper trays use the Short Clamp bar set SPECIFICATIONS MODEL TRAY LENGTHS MAX TRAY DEPTH 650E 15 to 635 mm 40 mm...

Page 8: ...8 SPECIFICATIONS CROSS SECTION DETAIL mm FRONT SIDE ELEVATIONS mm MODELS 650E 1000E...

Page 9: ...9 SPECIFICATIONS FRONT SIDE ELEVATIONS mm CROSS SECTION DETAIL mm MODEL 1250E...

Page 10: ...Indicator when bending beam is set to 90 with an engineer s square min 89 max 91 deg MAGNET BODY Straightness of top surface along front pole max deviation 0 5 mm mm Flatness of top surface across th...

Page 11: ...bend to 90 at minimum supply voltage Steel test piece thickness mm Bend length mm Width of lip mm Bend radius mm Uniformity of bend angle maximum deviation 2 deg LABELS Check for clarity adhesion to...

Page 12: ...between the clampbar edge and the surface of the bending beam should be set to slightly greater than the metal thick ness to be bent 2 Insert the workpiece then tilt the fr ont edge of the clampbar d...

Page 13: ...place the sheetmetal workpiece under the clampbar of the Magnabend and position it so that the cutting line is exactly 1 mm in front of the edge of the Bending Beam A toggle switch labelled NORMAL AU...

Page 14: ...d as far as pos sible 135 2 Remove the clampbar and leave the workpiece on the machine but move it rearwards about 10 mm Now swing the bending beam over to compress the lip Clamping need not be applie...

Page 15: ...of the machine at a as this would allow magnetic flux to bypass the rolling bar and hence clamping would be very weak b Make sure the rolling bar is resting on the steel front pole of the machine b an...

Page 16: ...lines on the sheet as shown below 3 Align Bend 1 and form a lip on the edge of the workpiece See FOLDED LIP 4 Turn the test piece over and slide it under the clampbar leaving the folded edge towards...

Page 17: ...r ROLLED EDGE earlier in this manual Hold the round bar in position with the right hand and apply pre clamping by pressing and holding the START button with the left hand Now use your right hand to pu...

Page 18: ...fit in then the longest that will fit in the remaining gap and possibly a third one thus making up the required length For repetitive bending the clamp pieces may be plugged together to make a single...

Page 19: ...the blanks as shown below 2 First form the four folds in the main workpiece 3 Next form the 4 flanges on each end piece For each of these folds insert the narrow flange of the end piece under the clam...

Page 20: ...folds A to 90 It is best to do this by inserting the tab under the clampbar 3 At the same end of the full length clampbar form folds B to 45 only Do this by inserting the side of the box rather than...

Page 21: ...est and longest tray sizes the slotted clampbar will accommodate are listed under SPECIFICATIONS To fold up a shallow tray 1 Fold up the first two opposite sides and the corner tabs using the slotted...

Page 22: ...ous uses common ones being stiffening ribs roof purlins and fence posts Top hats can have square sides as shown below on the left or tapered sides as shown on the right An advantage of tapered top hat...

Page 23: ...p to about 1mm thick only can be used Also when using a square bar as auxiliary tooling it will not be possible to overbend the sheetmetal to allow for springback and thus some compromise may be neces...

Page 24: ...e 15mm With the Extension Bar fitted the effective bending beam width is 30mm right drawing The thickness capacity will be about 1 6mm and the minimum height of a top hat will be 30mm Minimum distance...

Page 25: ...IG 1 3 Next make the second bend to 90 degrees as shown in FIG 2 4 Now turn the workpiece around and position it in the Magnabend as shown in FIG 3 5 Lastly complete that bend to 90 degrees as shown i...

Page 26: ...the workpiece Normally the backstops would be used with a bar laid against them so as to form a long surface on which to reference the edge of the work piece No special bar is supplied but the extens...

Page 27: ...a feeler gauge Check that the gap is the same all the way along the clampbar Any variations should be within 0 2 mm That is the gap should not exceed 1 2 mm and should not be less than 0 8 mm If the...

Page 28: ...bending beam The adjusters are factory set to give a thick ness allowance of 1 mm when the adjusters indicate 1 To reset this proceed as follows 1 Hold the bending beam at 90 2 Insert a small piece o...

Page 29: ...fully back first If this is a persistent problem then it indicates that the microswitch actuator needs adjustment see below d Another possibility is that the START button may be faulty If you have a M...

Page 30: ...be fused inside and will need to be replaced b If your machine is fitted with an auxiliary switch then make sure it is switched to the NORMAL position Only light clamping will be availa ble if the sw...

Page 31: ...31 CIRCUIT DIAGRAMS...

Page 32: ...the costs of these contractors unless prior arrange ments have been made WARRANTY The Manufacturer hereby warrants this Magnabend bending machine to be free from defects in materials and or workmanshi...

Page 33: ...School Technical College University Plumber Maintenance workshop Automotive repair Electronics workshop Research support workshop Production workshop Sheetmetal shop Jobbing workshop Other ___________...

Page 34: ...34 NOTES...

Page 35: ...35 NOTES...

Page 36: ...36 NOTES...

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