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Summary of Contents for Loveshaw LITTLE DAVID CAC51
- Page 1 LITTLE DAVID TAPE CARTRIDGE MANUAL .CAC51 THE LOVESHAW CORPORATION LOVESHAW - EUROPE 2206 EASTON TURNPIKE, BOX 83 UNIT 9, BRUNEL GATE SOUTH CANAAN, PA 18459 W. PORTWAY INDUSTRIAL ESTATE ANDOVER, HAMPSHIRE SP103SL TEL: (570) 937-4921 ENGLAND FAX: (570) 937-4370 44-264-3575-11...
- Page 2 Part and Instruction Manual Loveshaw Pressure Sensitive Tape Cartridge CAC50 – 2” wide tape CAC51 – 3” wide tape...
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Page 3: Theory Of Operation
Theory of Operation: Pressure sensitive tape is applied to the corrugated box as it passes by the cartridge. The box will contact the front arm roller which has pressure sensitive tape adhesive side facing outward towards the oncoming box. The front leading side of the box will contact the front roller arm and the tape will adhere to the box. - Page 4 Important Safety Notices: Before installing operating or servicing the tape cartridges read carefully and understand the following precautions: • Never service the tape cartridges when installed in an operating machine. • Use lock out / tag out protocols before installing or removing cartridges from machinery.
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Page 5: Tape Threading
Tape Threading: The first step is to place the tape roll, on the cartridge tape core. Make sure that the tape roll is fully bottomed against the face of the core. Spring clips on the side of the tape core makes up for inner diameter core fluctuations of the tape roll. - Page 6 between the finger plate and the tape guide fingers. This completes the threading Refer to figure 3 and 4. Figure 3 Tension roller Idler roller Upper knurled Figure 4 Idler roller - nylon Horse shoe bracket Lower knurled roller Tape guide fingers Tape guide plate...
- Page 7 Adjustments: • Aligning tape : Aligning tape side to side with in the cartridge frame is done by changing the position of the tape core. This is done by first loosening the tape core locking screw with a 3mm hex key. Turn the tape core locking screw counter clockwise allowing for the desired amount of adjustment to be made.
- Page 8 • Setting tape core drag: The tape core drag setting is factory set to not allow a full roll of tape to free wheel as tape is being pulled off it. Different types of tapes adhesives require different pull off force. It is crucial for proper operation that the tape roll is not allowed to free wheel or roll up on its self.
- Page 9 strength of the corrugated box and the fill of the contents. Void filled, weak corrugated boxes would be set to the lightest setting while strong corrugated box with overfill would process better with the main spring set stronger. The main spring only effects the application and wipe rollers. Refer to figure 7.
- Page 10 Figure 8 Adjustor nut • Front arm stopper adjustment: The front arm stop adjustment is factory set to insure that the front arm roller stays in contact with major flaps of the box. This allows for a tight tape seal across the horizontal length of the box. The adjustor does not need to be adjusted for normal applications.
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Page 11: Maintenance
Maintenance: • Application / Wipe roller replacement: Roller replacement requires the use of a 3mm hex key wrench and a propane torch. The screws must first be heated in order to break the loctite screw adhesive loose. The application roller has a one way clutch roller in it and the rear wipe roller does not have the clutch roller. - Page 12 Warning: – Use extreme care when working near the knife blade. The blade is extremely sharp. If care is not taken severe personal injury can result. Figure 11 Knife blade Knife guard Holding screws...
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Page 13: Troubleshooting
Troubleshooting: Problem Cause Corrective Action The tape is not cut, or the cut Knife blade is damaged or Replace knife blade. is not clean. needs to be cleaned. Tape tension needs to be Increase drag on knurled increased. tension roller. Tape is not centered on rollers. - Page 14 THIS DRAWING AND SUBJECT MATTER THEREON IS THE EXCLUSIVE PROPERTY OF DWG NO METRIC = .3mm FINISH LOVESHAW-ITW AND IS TO BE TREATED BY YOU AS CONFIDENTIAL PRPRIETARY .XXX = .1mm INFORMATION. THIS DRAWING OR SUBJECT MATTER THEROF SHALL NOT BE MATERIAL...
- Page 16 REAR ARM ASSEMBLY PART NUMBER DESCRIPTION CAC50-102-6 FRAME - MAIN CAC50-004-4 CONN. LINK - KNIFE GUARD 50186-007 BRONZE FLANGE BUSHING 3/8 X 1/2 X 1/2 CAC50-049-3 SPACER - REAR ARM PIVOT ------------------ 3/8 DIA. NOM SAE WASHER CAC50-007-4 REAR ARM - TOP CAC51-001-3 SHAFT - WIPE ROLLER PSC12/3-3...
- Page 18 KNIFE ARM ASSEMBLY PART NUMBER DESCRIPTION CAC50-010-4 KNIFE ARM - TOP CAC50-009-4 KNIFE ARM - MAIN PS4117A-3 KNIFE LP06B-005-3 PLATE - KNIFE CAC51-011-3 SHAFT - PIVOT ARM 50185-049 BRONZE FLANGE BUSHING 3/8 X 1/2 X 3/8 CAC50-006-4 FRONT ARM - TOP CAC51-016-3 CENTER ROLLER - 1.12 DIA.
- Page 20 KNIFE GUARD ASSEMBLY PART NUMBER DESCRIPTION CAC50-003-4 CONNECTING LINK - ARMS CAC50-004-4 CONNECTING LINK - KNIFE GUARD CAC51-018-4 KNIFE GUARD CAC50-002-5 FRAME - TOP 50186-007 BRONZE FLANGE BUSHING 3/8 X 1/2 X 1/2 CAC50-041-3 SPACER - KNIFE GUARD CAC50-048-3 SHAFT - KNIFE GUARD 50186-039 BRONZE FLANGE BUSHING 3/8 X 1/2 X 3/8...
- Page 22 KNIFE ARM SPRING ASSEMBLY PART NUMBER DESCRIPTION CAC51-009-3 BLOCK - KNIFE ARM SPRING ------------------ M5 X 12 FH. SCREW CAC50-002-5 FRAME - TOP PSC510 BUSHING TIE BAR CAC50-017-3 SHAFT - KNIFE ARM CAC50-038-3 THREADED SUPPORT SHAFT PSC321044-3 BUSHING - KNIFE STOP AV960C616C FLAT WASHER ------------------...
- Page 24 CLUTCH ROLLER ASSEMBLY PART NUMBER DESCRIPTION ------------------ M5 X 10 BUTTON HD. SCREW J205-PS TORRINGTON BEARING J206-PS TORRINGTON BEARING LP06B-010-3 IDLER ROLLER 3/4” DIA. CAC51-004-3 KNURLED ROLLER SHAFT PSC441014-4 KNURLED ROLLER PSC321031-3 BRAKE WASHER PSC321032-3 LOCKING WASHER PSC321039 SPRING WASHER 50299-028 NYLON INSERT LOCKOUT ------------------...
- Page 25 THIS DRAWING AND SUBJECT MATTER THEREON IS THE EXCLUSIVE PROPERTY OF DWG NO METRIC = .3mm FINISH LOVESHAW-ITW AND IS TO BE TREATED BY YOU AS CONFIDENTIAL PRPRIETARY .XXX = .1mm INFORMATION. THIS DRAWING OR SUBJECT MATTER THEROF SHALL NOT BE MATERIAL...
- Page 26 TAPE CORE ASSEMBLY ADJUSTMENT PROCEDURES (.TCA201 = 3” TAPE CORE AND .TCA301 = 2” TAPE CORE) STEP 1: UNLOCKING THE TAPE CORE FOR ADJUSTMENT: THERE IS A LOCKING BOLT USED TO MAINTAIN THE HEIGHT ADJUSTMENT OF THE TAPE CORE. THIS MUST BE LOOSENED TO CHANGE THE HEIGHT OF THE TAPE CORE.
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