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Summary of Contents for Mega BS-760M
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Page 1: Instruction Manual
Semi-Auto BANDSAW BS-760M INSTRUCTION MANUAL MEGA MACHINE CO., LTD. DOC NO BS760M-080410-100.U CTRL NO UPDATE 2008/4/11 DOC VER... -
Page 2: Table Of Contents
TABLE OF CONTENTS Item Contents Page Introductory Illustrations 1.1. Principal parts Specifications 2.1. Specifications 2.2. Standard Accessories Installation 3.1. moving and lifting 3.2. Foundation layout and Set-up Operation 4.1. Control Panel 4.2. Operating preparation 4.3. Manual Operation 4.4. Special Operation 4.5. - Page 3 The machine has been built to the highest standards to enable fast accurate cutting to be obtained. In order that the best results can be achieved from your MEGA band saw we would ask all operators and maintenance engineers to READ THIS MANUAL CAREFULLY BEFORE STARTING UP THE MACHINE.
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Page 4: Introductory Illustrations
1. INTRODUCTORY ILLU1STRATIONS 1.1 Principal Parts... -
Page 5: Specifications
2 SPECIFICATIONS 2.1 SPECIFICATIONS MODEL BS760M PECIFICATION SOLID 460 MM DIA. CUTTING CAPACITY SOLID 460 SQR. AT 90 460 MM O.D. H BEAMS / PIPES 760 x 400 SOLID 420 MM DIA. MITRE CUTTING SOLID 420 MM SQR. AT 60 460 MM DIA. -
Page 6: Installation
3. INSTALLATION: 3.1 Moving and lifting: Unpack your machine carefully, and use a crane or forklift to set it in position. If a crane is used to lift the machine attach the lifting cable carefully to the machine as shown in the fig 2. If forklift is used then fig 3. -
Page 7: Foundation Layout And Set-Up
3.2 Foundation layout and set-up: (1) Foundation: The foundation should be constructed of reinforced concrete and 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 with floor Position of anchor bolts... - Page 8 (2) Leveling: The production accuracy of all precision machinery depends on the accuracy which the machine is installed . Manufacturing tolerance of the machine can only be guaranteed if the machine is firmly and properly installed . Once the machine is lowered on the prepared foundation . Machinist levels should be Used alternately on the vise slide plates and the work feed table , and adjust the left-and-right and fore-and-aft level of the machine with leveling bolt .
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Page 9: Operation
4. OPERATION 1. Control Panel (1) 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. (2) Pilot Lamp -- This light will comes on when the power supply is on. -
Page 10: Operating Preparation
4.2 OPERATING PREPARATION There are several steps will be taken before start the machine. (1) CHOOSE PROPER SAW BLADE : Select the saw blade best suited to the workpiece to be cut, Size and shape of the workpiece , and type of material should all be considered when selecting the saw blade to be used . -
Page 11: Manual Operation
(8) SELECT THE SAW BLADE SPEED : There are 6 speeds provided : 25, 32, 42, 55, 70, 80 M/min If a optional variable speed drive is equipped the speed to be 20 to 80 M/Min steplessly. 4.3 MANUAL OPERATION : Place the workpiece to be cut on the work table , decide how long you want the off-cut , and carry out all the procedures as described above in [2] Operating Preparation. -
Page 12: Break-In Operation
4.5 BREAK-IN OPERATION: When a new blade is used , be sure to first break in the blade before using it for extended operation. Failure to break in the blade will shorten the service lift of the blade ,and result in less than optimum efficiency. -
Page 13: Maintenance
5.Maintenance 5.1 HYDRAULIC CIRCUIT... -
Page 14: Oiling And Lubrication
5.2 Oiling and Lubricant The operator should be responsible for the proper lubrication of the machine. The grade and quality of lubricant are given in the lubrication chart below : Oil Lubrication chart Lubricating Point Lubricant Quantity Oiling Frequency Transmission DAPHNE GEAR LUBE 320 30 liters Twice a year Gear Box... -
Page 15: Others
5.3 OTHERS VARIABLES WHICH AFFECT BANDSAW BLADE LIFE 1. The Operator - The operator is the most important variable at any test. He can make or break any test and often has a great deal of influence over whose bandsaw blades are used. He can also be a good source of information on what is going on, competitive situations, relationships with manufacturers or distributors, etc. - Page 16 12. Machine Condition-Whether a machine is old or new, and whether well maintained or not contributes to how well it runs and how long the band last. The better shape a machine is in, the better the bands will run. Poor machines ruin bandsaw blades. 13.
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Page 17: Trouble Shooting Guide
6. TROUBLE SHOOTING GUIDE The following charts contains some typical troubles along with the probable causes and remedies for each. 6.1 Sawing Problems and Solution Vibration during cutting Failure to cut Short life of saw blade Curved cutting Broken blade Use blade with correct pitch, Use of blade with incorrect pitch suited to workpiece... - Page 18 6.2 Minor Operating Troubles and Remedies Symptom Probable Cause Remedy 1. Buttons do not (1) Power disconnected (1) Connect function (2) Circuit protector OFF (2) Turn on (3) Thermal relay activated (3)Push reset button (4) Safety interlocks that is a. Load workpiece a.
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Page 19: Reference Charts
7. REFERENCE CHARTS 7.1 Standard Cutting Chart Material Blade Pitch Blade Speed Cutting Rate Service Life Sq c /min Sq c /PCE JIS code m/min S20C-S50C 50-70 42000-58000 S9CK-S15C 42-60 38500-54000 S53C-S58C 42-60 35000-58000 SS-50 42-60 38500-58000 SS-41 40-55 35000-54000 SM-50 40-55 35000-54000... - Page 20 7.2 Standard Cutting Chart Material AISI Brinell Blade speed Cutting rate code No. hardness Bhn Sq in/min 1108-1111 150-175 220-260 9.0-12.0 1112-1118 125-150 240-270 10.0-14.0 1115-1132 140-165 220-260 9.0-12.0 1137-1151 155-180 180-200 5.0- 8.5 1212-1213 150-175 240-270 10.0-14.0 1008-1013 150-175 220-260 7.0- 9.0 1015-1035...
- Page 21 7.3 Standard Cutting Chart Material AISI Brinell blade peed Cutting ate code No. hardness Bhn sq in/min Stainless Steels 302,304 130-170 80-90 303,303F 150-200 90-100 308,309,310 160-220 60-80 314,317,330 160-220 50-80 316,420 160-220 70-80 321,347 165-200 90-100 410,420F 140-185 100-110 416,430F 155-195 140-150...
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