background image

 

 

(2) 

PILOT LAMP

 -- This light will comes on when the power supply is on. 

(3) 

EMERGENCY STOP

 -- This switch is used for emergency case to stop the machine only. 

Turn this switch clockwise makes power source on. When this switch is pressed, all machine's operation 
stop immediately. 

(4) 

HYDRAULIC "ON" BUTTON

 -- When this button is depressed, the hydraulic pump motor operates. 

(5) 

POWER SWITCH OFF

 -- This switch is used for turning off the power by depressing it. 

 
(6) 

FRONT VISE TO CONFIRM SWITCH

 – The front vise clamp the workpiece when turn switch 

NO.(

8

) right and press button NO.(6) 

1.5sec

 in the same time. Then the front vise hold the workpiece 

after the lamp NO.(

6A

) light. 

(7) 

AUTO - MANUAL SELECTOR

 -- For continuous cutting , turn this selector to left "AUTO". 

To individually operate each function, turn this switch to right "manual". 

(8) 

FRONT VISE SWITCH

 -- The switch control the front vise jaws in manual mode, The front vise 

clamp when turn the switch to right. Then if release the switch, the switch come back to the middle 
position, the vise doesn’t hold the workpiece. If operator would like to hold the workpiece, he would 
follow the (

6

) illustration. 

The front vise open little by little if the guide arm is under the front vise when the switch turn to left. 
And the front vise open continuously if the guide arm is above the front vise. At last, if release the 
switch, the switch come back to the middle position. 

 
(9) 

BLADE DRIVE BUTTON

 -- When this button is pressed, both the saw blade motor and the cutting 

fluid pump operate and saw head begins to descend. The saw head descends quickly until the feeler of 
the quick approach device comes into contact with the workpiece and thereafter, it will descend at the 
designated cutting speed. 

(10) 

REAR VISE SWITCH

 -- This switch control the rear vise jaws in manual mode, switched to the left 

makes the front vise open. and switched to the right makes the front vise clamp. 

(11) 

MANUAL FEED FORWARD BUTTON 

--When this button is pressed the workpiece moves   

        forward. The workpiece stops advancing when the button is released. 

NOTE: Turn 

(

8

) VISE SWITCH

 right position before depress switch 

(

9

) BLADE DRIVE

 to cutting. 

 
(12) 

MANUAL FEED BACKWARD BUTTON 

--When this button is pressed the workpiece moves   

        backward. The workpiece stops moving when the button is released. 

NOTE: Don't depress (

11

) and (

12

) two switches, if the workpiece are clamped by both front and   

rear vises in the meantime. 

(13) 

QUICK APPROACH BUTTON

 -- While this button is pressed, the saw head descends quickly. 

This button is used to cause the saw blade to approach the work quickly when the saw blade is at a   
distance from the workpiece. When the feeler of the quick approach device comes into contact with 
the work, the saw head stops descending at that position even this button is still pressed. 

 
(14) 

SAW FRAME RAISE BUTTON

 -- When this button is pressed, the saw blade motor stops and the 

saw head ascends. The saw head stops ascending at that position when the button is released. 

(15) 

WORK BEAM LIGHT SWITCH 

-- When this switch is set at "1" the work light illuminates. 

(16) 

AUTO CHIP CONVEYOR & COOLANT SWITCH

 -- When this switch is set at "1" the cutting   

fluid pump operates and cutting fluid will be injected even though the saw blade motor is not in     
operation. Use this switch when removing saw chips with the cutting fluid (without the blade running). 

 

(17) 

Feed Rate Control 

-- When the control dial is turned counter clockwise, the feed rate of the saw 

blade increases, when it is turned clockwise, the feed rate depresses. 

4  - 2 

 

Summary of Contents for BS-450HAS

Page 1: ...Automatic BANDSAWS BS 450HAS Full Stroke INSTRUCTION MANUAL MEGA MACHINE CO LTD DOC NO BS450HAS 100 U CTRL NO 06 UPDATE 2009 6 17 DOC VER A1...

Page 2: ...n installation operation lubrication maintenance and trouble shooting As MEGA MACHINE COMPANY LIMITED is constantly improving the design of its machines there may be some instance where this book diff...

Page 3: ...n 3 4 4 Operation 4 1 Control Panel 4 1 4 2 Operating preparation 4 3 4 3 Manual Operation 4 4 4 4 Automatic operation 4 5 4 5 Special Operation 4 5 4 6 Break In Operation 4 6 Addition 1 Amplifying Va...

Page 4: ...ic Blade Tension Set 2 Main Motor 11 Saw Frame 3 Pulley Cover 12 Guide Arm 4 Electric Control Box 13 Guide Arms Slide 5 Stock Tray 14 Quick Approach Rod 6 Chip Conveyance 15 Feed Assembly 7 Lift Cylin...

Page 5: ...5 138 180 230 260 OPTIONAL 65 260 KW Blade 5 6 HYD 1 5 Coolant 0 09 Motor Output HP Blade 7 5 HYD 2 Coolant 1 8 Mm 2682L 2255W 1980H Shipping Volume Ft 8 8L 7 4W 6 5H KG 3100 3500 Weight Net Gross Lb...

Page 6: ...y to the machine as shown in the fig 2 If forklift is used then fig 3 Sufficient space should be left around the machine to allow safe handling of materials and inspection and maintenance operation Sh...

Page 7: ...d must be level and flat After the proper leveling position has been obtained anchor the machine with anchor bolts The position of anchor bolts and floor dimensions are shown in fig 4 Contact portion...

Page 8: ...n obtained anchor the machine with anchor bolts Caution All leveling bolts should support the weight of the machine evenly 3 2 3 Cleaning and oiling After the machine has been placed in position thoro...

Page 9: ...sure to connect the earth cable to the earth terminal C Starting After making the necessary wiring connections turn the power switch on the control panel clockwise to turn power on depress the vice l...

Page 10: ...mber of index cycles when off cut pieces longer than 500mm are required Maximum 9 time stroke can be set Blade speed LED Display This blade speed tachometer indicates how fast the saw blade is running...

Page 11: ...tched to the right makes the front vise clamp 11 MANUAL FEED FORWARD BUTTON When this button is pressed the workpiece moves forward The workpiece stops advancing when the button is released NOTE Turn...

Page 12: ...mber of index cycles when off cut pieces longer than 500mm are required Maximum 9 time stroke can be set Blade speed LED Display This blade speed tachometer indicates how fast the saw blade is running...

Page 13: ...rkpiece and thereafter it will descend at the designated cutting speed 10 REAR VISE SWITCH This switch control the rear vise jaws in manual mode switched to the left makes the front vise open and swit...

Page 14: ...the cutting edge of the saw blade to ensure that it point to the right c Insert the saw blade into both the left and right blade guides so that the back edge of the saw blade touches the back up roll...

Page 15: ...to cut The calibration is 0 10 mm for example 400 1 mm b Tighten the lock screw 9 SELECT THE SAW BLADE SPEED There are 6 speeds provided 25 32 42 55 70 80 M min 82 105 138 230 260 F min If a optional...

Page 16: ...he material by 1 2 to 3 4 inch then repeat 2 above to check setting 4 Depress BAR FEED FORWARD button until the workpiece touches the bar stop feeler 5 Preset the number of cuts required 6 Depress the...

Page 17: ...he blade speed setting to one half of its normal setting 2 Lengthen the time required for cutting to 2 3 times that of normal 3 The break in operation can be considered sufficient if all unusual noise...

Page 18: ...ging up and down in line p above procedures have been done in our factory before machine dispatched now for checking test please dry run the machine by raising the saw frame to the very top position a...

Page 19: ...ke sure tighten the set screw after zeroing zeroing knob b After zeroing knob a turn knob a at 5 position and let the machine running in the same condition as previous did dry running turn knob b whil...

Page 20: ...5 Maintenance 5 1 Hydraulic Circuit 5 1...

Page 21: ...ng Grease few Thrice a year 3 Guide Slides DAPHNE FLUID 32T few Oil daily 4 Transmission Gear Box DAPHNE GEAR LUBE 320 4Litres Twice a year 5 Pivot Shaft Grease few Twice a year 6 Adjusting Slide DAPH...

Page 22: ...the life of the band Too low a speed could cause overfeeding Always reduce the speed when cutting dry 7 Break in Procedure The normal feed rate should be reduced to about 1 2 for the first 50 square i...

Page 23: ...is determined by a cubed factor so increasing the distance between the guides by a factor of 2 decreases the beam strength by a factor of 2 3 or 8 You lose a lot very quickly 16 Brushes A good set of...

Page 24: ...ct Excessively hard material surface Soften material surface Excessive cutting rate Reduce cutting rate Non annealed workpiece Replace with suitable workpiece Insufficient or lean cutting fluid Add fl...

Page 25: ...nect 2 Turn on 3 Push reset button a Load workpiece b Depress FRAME RAISE button c Depress QUICK APPROACH switch 2 The saw frame descends out of sequence 1 Solenoid valve blocked 2 Piping leakage 3 Pa...

Page 26: ...inate breakdown 2 Press Blade ascending button 1 2 06 Saw frame touches fast to lower limit switch abnormal 1 Eliminate breakdown 2 Press Blade ascending button 1 2 07 Sensor switch abnormal 1 Elimina...

Page 27: ...to leave unused overlong 5 minutes 30 Auto cutting piece counting over 1 Press Blade ascending button 2 Press the key CLEAR 1 2 CLEAR 31 Blade descending button jammed 1 Eliminate breakdown 2 Press Bl...

Page 28: ...000 31000 50000 27000 50000 26000 50000 26000 44000 25000 42000 19000 31000 16000 23000 15000 23000 10000 20000 10000 20000 10000 20000 NOTE 1 All conditions described above are based on the use of hi...

Page 29: ...210 190 215 200 230 200 225 230 250 190 210 190 230 220 240 170 190 180 200 200 220 210 230 180 210 180 210 160 190 190 220 190 220 180 215 150 180 200 230 210 240 175 200 180 220 210 250 220 260 240...

Page 30: ...1 special W 1 extra W 1 regular H 12 H 13 H 21 H 22 H 24 S 1 S 2 S 5 L 6 L 7 217 241 217 241 228 255 187 207 207 228 156 187 156 196 156 196 205 228 217 241 177 212 173 228 190 230 180 230 140 170 75...

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