Leaf Shaft User Manual: Tidland
Contents
1. 5 Align the match marks on valve journal and shaft and tap the journal into place with a rubber mallet 6 Apply small amount of low strength threadlocker to threads of the journal set screws Reinstall the set screws and SET SCREWS torque as shown in the chart below 7 Reinstall the valve a Apply a thread sealant according to the manufacturer s directions to threads of the valve b Screw the valve into the shaft and torque to 8 8 10 ft lbs 12 13 6 Nm MATCH MARK Torque Requirements Assembly Torque Requirements Setscrew Torque Requirements for Standard Tube Fittings ft lbs Nm Nm ce aluminum ene steel aluminum piss ee body body body ae si mw oer 2s me ow o4 sve 220 samm aan sne a es we Miere so naar ceo amm 8154 ae zz re mo os ion ive 145 smm e1 rer 4050 aemm 6568 er 8058 samm 7275 2a s880 eomm 7982 sae 6205 omm 8588 7o romm 9295 eae 7880 111mm 105108 nr 7880 14mm 105 108 www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 14 MAINTENANCE Leaf Assembly Leaf Assembly Components 650 LEAF SHAFT W BUTTONS 650HD HEAVY DUTY LEAF SHAFT 750 LEAF SHAFT e Leafbuton OO S 4 intemaleaftastene BEE OOO e Foamsping SSS 8 Rubber tube tier U 9 Rubber tube filer fastener 650HD shafts may have plugs installed that block access to these fasteners Call Tidland Customer Service for assistance www maxce2. Begin winding operation Pe INTERNAL LEAF ASSEMBLY S gt SHAFT BODY www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 7 MAINTENANCE Replacing a Valve Shaft configurations vary Valve may be installed in the end of the shaft or along its face 1 Deflate the shaft Remove all air 2 Locate and remove the valve 3 Apply thread sealant according to manufacturer s directions to the threads of the valve unless the sealant is pre applied and reinstall NOTE Valves with pre applied thread sealant are good for multiple uses Always inspect the valve threads for sufficient sealant do not reuse more than six times 4 Screw the valve into the shaft and torque to 8 8 10 ft lbs 12 13 6 Nm www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 8 MAINTENANCE Rubber Tube Fitting Designs If your replacement rubber tube assembly looks like this a a oe a a me a a oo I Remove your old rubber tube assembly page 11 and install the new one pushing the tube assembly firmly onto the o ring connector in the journal If you are using re using your tube fittings with bulk rubber tube material see instructions starting on page 12 If your replacement rubber tube assembly looks like this SS SS SS SS SS a SS SS SS ee It is directly interchangeable with older shaft designs There are fewer parts rubber tube tube fitting and hose clamp pictured at right Remove your old rubber
3. TWO 5 SET SCREWS JOURNAL INTERNAL LEAF SET BUTTON CRIMPED ON RUBBER TUBE ASSEMBLY SEE PAGE 12 14 FOR DETAILS See page 15 for end view of internal parts www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 6 SHAFT INSTALLATION AND OPERATION Standard Leaf Shaft 1 Install shaft as required for your machine application 2 Slide the core onto the shaft 3 Inflate rubber tube to 80 120 psi 5 5 8 3 bar and begin winding Fixed Leaf Shaft 1 Install shaft as required for your machine application 2 Rotate the shaft so that the fixed leaf is at the top slide the core onto the shaft 3 Inflate rubber tube to 80 120 psi 5 5 8 3 bar and begin winding CORRECT INCORRECT t FIXED LEAF Positioning the fixed leaf at the top allows the internal rubber element to expand more uniformly and prevents the internal element from having to lift the weight of the material roll Inflating the shaft with the fixed leaf down or to the side can lead to excessive element wear and premature failure GRIPPER BAR ASSEMBLY Coreless Gripper Leaf Shaft FIXED N gg 1 Install shaft as required for your machine application Make sure shaft is completely deflated Make sure fixed leaf is in the correct position Lay web along the length of the shaft sliding it into the gap between the fixed leaf and the gripper bar 5 Inflate rubber tube to 80 120 psi 5 5 8 3 bar securing the web between the leaves
4. for proper installation Installing the leaves requires longer bolts which are also supplied Align one add on leaf with a leaf on the shaft 2 Remove only the bolts from the existing leaf that correspond with the holes in the add on leaf Do not remove the existing leaf 3 Set the add on leaf on top of the existing leaf and install the longer bolts that were supplied with your add on leaves 4 Torque the bolts according to the chart below 5 Repeat procedure for all existing leaves Set screw clearance holes for journals Existing leaf Add on leaf soc head flat screw bolt 1 4 20 UNC 2B threads 10 12 ft lbs 13 16 Nm 3 8 16 UNC 2B threads 20 25 ft lbs 27 33 Nm www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 17 TROUBLESHOOTING Problem Shaft will not inflate or hold air Leaves not collapsing Core difficult to remove Cores slipping Journals wear prematurely Excessive shaft vibration www maxcessintl com Possible Cause Leaking rubber tube assembly Valve leaking Rubber tube fitting slips off o ring connector Hose clamps not secure new design p 9 Rubber tube cold flow Springs worn or broken Leaves contaminated with paper debris adhesive or damaged by sharp objects causing burrs Low air pressure Air leak Other High loads or speeds Shaft imbalance Recommended Solution Disassemble shaft and replace rubber tube assembly Remove valve
5. glasses or proper eye protection when inflating or deflating or otherwise operating the air system Do not remove or otherwise alter any setscrews or fastening devices prior to using this product Do not operate this product if any setscrews or fastening devices are missing Do not lift shaft manually if it is beyond your capacity Loads over 1 3 your body weight may be prohibitive Consult your company safety policy When lifting a shaft use proper lifting techniques keeping back straight and lifting with the legs Do not carry or lift this product over wet or slippery surfaces Use appropriate mechanical lifting devices such as a hoist or shaft puller for heavier shafts When performing maintenance or repair procedures do not pressurize the shaft if journal setscrews are loose or missing When performing maintenance procedures do not pressurize the shaft if the journal is missing All replacement parts used on this product should be made to original Tidland specifications All maintenance and repair procedures performed on this product should be done to Tidland specifications by qualified personnel www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 3 Intentional Blank Page www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 4 TABLE OF CONTENTS ID OMe satiety IHIORm Alone E een Reese 3 ASSEMDIV Diagram and Falls einsehen E 6 shaft Installaion and Oberali l enenee een 7 SIAHI an WEAN SAN ee ee ae een ee 7 F
6. TIDLAND WINDING SOLUTIONS Tidland Leaf Shaft User Manual Series 650 650HD 750 MI 691995 1 J IMPORTANT SAFETY INSTRUCTIONS When using this Tidland product basic safety precautions should always be followed to reduce the risk of personal injury Your company s safety instructions and procedures should always be followed When using this product with any other equipment or machinery all safety requirements stipulated by that equipment or machinery manufacturer must be followed Compliance with local state and federal safety requirements is your responsibility No part of these or the following instructions should be construed as conflicting with or nullifying the instructions from other sources Be familiar with the hazards and safety requirements in your work environment and always work safely Read and understand all instructions and shaft design application limits before operation Never use this product for a purpose or in a machine that it was not specifically designed for See Product Safety Data Sheet PSDS Do not exceed the operation loads for this shaft as noted on its PSDS Product Safety Data Sheet Follow all warnings and instructions marked on the product and on the PSDS Do not use fingers or other objects to deflate the shaft Tidland recommends using the Tidland Air Release Tool see page 5 Inspect the shaft for wear and or other safety and functional deficiencies daily before each use Wear safety
7. and apply a thread sealant according to manufacturer s directions Reinstall valve and torque to 8 8 10 ft Ibs 12 13 6 Nm Replace valve if necessary O ring connector configurations vary Make sure there is an o ring in each groove Use o ring grease Always use a thread sealant when replacing or reinstalling o ring connectors Make sure the load retaining hook is locked p 10 Replace tube assembly Replace springs p 16 Keep leaves free of dust and debris clean with isopropyl alcohol Remove burrs with an abrasive hand pad Files may be used on steel leaves Operate shaft at 80 psi minimum 5 5 bar for optimal performance Check rubber tube assembly for leaks and replace or repair as needed Check valve for leaks Remove valve and apply a thread sealant according to manufacturer s directions Reinstall and torque to 8 8 10 ft lbs 12 13 6 Nm Replace valve if necessary Call Tidland for assistance Check PSDS specifications for your shaft application Verify that journals are hardened Return shaft to Tidland for dynamic balancing Tidland Leaf Shaft MI 691995 1 J Page 18 Ann MAXCESS weBex 9 GD NORTH CENTRAL AND SOUTH AMERICA Tel 1 360 834 2345 Fax 1 360 834 5865 sales maxcessintl com www maxcessintl com INDIA Tel 91 22 27602633 Fax 91 22 27602634 india maxcessintl com www maxcess in EUROPE MIDDLE EAST AND AFRICA Tel 49 6195 7002 0 Fax 49 6195 7002 933 sales ma
8. ctesceconcececcciiasendaguneaieceideadscostidaxardneedsaontadeedeeiaadsaentidacesdadsddcentadbeadelecdeesneeben 17 TFOUDIESNOGLNG sense ee dare recone ee ee ee ne ee ee Be 18 CAUTION Wear eye protection when using tools or compressed air CUSTOMER SERVICE 360 834 2345 www maxcessintl com Visit the Maxcess Repair and Return Center online to review our return policies or to submit an electronic Return Material Authorization Request www maxcessintl com returns RECOMMENDED TOOLS e Clean non lubricated air supply 80 120 psi 5 5 8 3 bar for proper operation e Tidland Inflation Tool Part No 128052 e Tidland Air Release Tool Part No 111630 e Pincers for removing hose clamps if installed See page 10 e LOCTITE 222 242 e Dow Corning Molykote 55 o ring grease MAINTENANCE SCHEDULE Daily Keep shaft clean and dry Remove dust and debris buildup with compressed air Periodically Inspect journals for wear Check for bent external leaves www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 5 ASSEMBLY DIAGRAM AND PARTS Shaft configurations vary When ordering replacement parts please have your serial number ready LEAF SCREW ATTACHES EXTERNAL LEAF TO INTERNAL LEAF BUTTONS NOTE g Leaves on the 650HD shaft are not removable the screws are not accessible EXTERNAL LEAF SHAFT BODY JOURNAL SET SCREWS 4 AT EACH END TYP YF SHAFTS WITH END CAPS INSTALLED USE ONE OR
9. er the o ring connector in the valve journal 2 Insert the non valve end of the rubber tube assembly into the shaft Slide it all the way in until it seats in the recess in the non valve journal Apply o ring grease to the fit area of the valve journal 4 Align the match marks on journal and shaft and tap the journal into place with a rubber mallet 5 Apply small amount of ow strength threadlocker to FIT AREA 7 threads of the journal screws Reinstall the set screws RUBBER TUBE ASSEMBLY FA and torque according to chart on page 14 6 Reinstall the valve a Apply a thread sealant according to the manufacturer s directions to threads of the valve b Screw the valve into the shaft and torque to 8 8 10 ft lbs 12 13 6 Nm Disassembling a Rubber Tube Assembly e The standard rubber tube assembly shown below fits onto an o ring connector that remains screwed into the valve journal e In some shaft designs the o ring connector is installed in the rubber tube assembly e Your rubber tube assembly may have a tube stiffener installed inside the rubber tube e Disassembly is similar for both configurations This rubber tube assembly consists of four basic parts element element fitting end cap and jam nut Older models may have a washer installed it is no longer necessary with the use of Loctite 242 O RING CONNECTOR END CAP S TUBE FITTING a OO re DRN Og Note the difference in tube fittings e Valve end f
10. ittings are bored through for air passage non valve fittings are solid Note O ring connector configurations vary Make sure there is an o ring in each groove before re assembly Do not inflate rubber tube assembly outside of the shaft A Tube fittings could disengage from assembly and become dangerous projectiles Can result in serious injury www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 12 MAINTENANCE Building the Rubber Tube Assembly When cutting rubber tube to length it is very important to cut the ends square without nicks or wavy edges Heavy tin snips work well Any uneven cuts will not let the rubber tube seat properly in the end cap resulting in an unreliable assembly subject to failure under pressure Before assembly clean ends of rubber tube inside and out to make sure all mold release agents or other foreign coatings are removed This will help prevent the rubber tube from squeezing out of the cap when the retaining nut is tightened 1 Cut rubber tube square at each end 2 Install the end cap 1 on the rubber tube and mark its position on the tube 2 Remove the end cap 3 Insert the tube fitting 3 deep inside the rubber tube NOTE If the assembly uses a tube stiffener insert it into the rubber tube first and attach it to the tube fitting Then insert the fitting into the rubber tube For rubber tube diameters 11 16 and under reinstall the wooden dowel in
11. ixed Leat a eisers ee ee ee 7 Coreless Gripper Leaf Shafft cccccccccccsssseceecceeseeceeseeeeseeeesseeeseeeseeeaaeeeesseeaseceeesseegeeeesssaaeeeeessaagseeees 7 MAIER GING E E E E E E E E E A E E 8 Replacing a VA N een ae ee Er 8 Rubber Tube Fitting Designs u0s04222400000000nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnennnnennnnnn 9 Using the new fitting design with bulk rubber tube material uus0040044nsennnennnnnnnnnnnnnne nen 10 Rubber Tube Maintenance ccccccccssssecceccseseeceecceeeeeeeeeeeeueeeecseesseeeesseaeeeeessaaaeceesssaaeeeessssageeeessaas 11 Removing the Rubber Tube uus004224000000000n0nn nn nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn 11 Installing the Complete ASSEMDI Y ccccccccsseseecceceaeeeeeeeeseeeeeeeeeseeeeeeesseeeeeeessaaeeeeeessaaeeeeessaaess 12 IS ASS SIMON ee caadsediewataameavatenedaendteatn E E E E E R E 12 FS ASSO AEE A E E E A E EE E E E 13 Shaft Assembly Sequence ccccccsseeeececeeeeeceecceaeuseeeecaaaasceeecsaeuueeeessaesceeeesaaaeceeessaaaseeeessaageeeeessagees 14 Torque Requirements ass nein 14 LSAT PAG OMD Y eier boa tesonbidhsncteandsnsntagantnuheatinenTadhsniiianasiuon e E E aE 15 Replacing the Leaves ccccccccseseccceesceccsseeeceeseeecseuseeesecseeessaeeecseaseesssaueeessagseessegseeesseseeessageess 16 FACDIACIING SOMOS re ee ee ee ee ee ee 16 Installing Add on LOAVES vec ic
12. side the tube This will aid in loading the tube into the shaft 4 Fitthe end cap 4 over the tube 5 Squeeze the tube 5 to force the tube fitting back toward the end 6 Apply Loctite to the tube fitting threads and install the nut 6 Do not tighten 7 Secure the shaft in a round clamping fixture 8 Tighten the nut to draw the tube fitting out until fully seated in the end cap 9 Tighten the nut to torque specified on page 14 10 The end cap must be within 2 mm of the mark on the rubber tube Tube fitting threads should be perpendicular to the rubber tube If crooked loosen the nut and repeat the procedure 11 Repeat the procedure for the non valve end Reinstalling the rubber tube assembly page 12 www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 13 MAINTENANCE Shaft Assembly Sequence Note O ring configurations vary Make sure there is an o ring in each groove before re assembly O RING CONNECTOR 1 Apply o ring grease to the o rings on the o ring connector 2 Insert the rubber tube assembly into the valve journal and push the valve end tube fitting fully over the o ring connector in the valve journal 3 Apply o ring grease to the fit area of the valve journal RUBBER TUBE ASSEMBLY 4 Insert the non valve end of the rubber tube assembly into the shaft Slide it all the way in until it seats in the recess tube socket in the non valve journal RECESS RUBBER TUBE ASSEMBLY
13. small amount of Loctite on the threads Reinstall one internal leaf and its matching external leaf one at a time until all leaves are reinstalled 4 Tighten all fasteners 5 Reinstall the rubber tube assembly p 12 If necessary lift the external leaves and wedge them open to ease insertion of the rubber tube Replacing Springs Tidland no longer supplies the steel springs you can replace them with Poron microcellular urethane foam like springs for the same results Note that slots must be at least 25 inch wide for standard Poron spring Tidland part number 564892 For leaf sets that have narrower slots than 25 inch call Tidland for assistance 1 Remove internal leaves 2 Remove springs Steel springs Remove all steel springs from leaf set Grind or file edges of slots where steel springs were crimped to remove sharp edges Poron foam springs Remove all of the spring material from the slot 3 Clean slots with isopropyl alcohol rubbing alcohol to remove any contamination let dry 4 Remove adhesive liner from back of Poron springs and place the spring into the slot adhesive side down Press the spring in place 5 Place one Poron spring at every other space between buttons for button or leaf shafts 6 Reassemble the leaf shaft www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 16 MAINTENANCE Installing Add on Leaves Add on leaves are manufactured with the correct number of bolt holes required
14. ssintl com Tidland Leaf Shaft MI 691995 1 J Page 15 MAINTENANCE Replacing the Leaves reinstalled in their original positions This will help maintain balance and expanded diameter Match mark external and internal leaves to body before removing to ensure they are AN as manufactured If using Loctite Use Loctite 222 on fasteners smaller than 1 4 Use Loctite 242 on larger sizes External Leaves 1 Inflate the shaft enough to lift the external leaves This prevents collapse of the internal leaves 2 Remove all fasteners from external leaves Leaves were installed using Loctite 242 you may need to use heat or an impact wrench to break the seal 3 Align the new leaves on the shaft 4 Use the new fasteners supplied with your shaft to install the external leaves Note If the new fasteners do not have a pre applied threadlocker use a small amount of Loctite on the threads Install the screws in the leaves and tighten 5 Deflate the shaft completely Internal Leaves 1 Remove the rubber tube assembly from the shaft p Error Bookmark not defined 2 Remove one external leaf at a time and pull out the matching internal leaf until all leaves are removed If leaves were installed using Loctite 242 you may need to use heat or an impact wrench to break the seal 3 Use the new fasteners supplied with your shaft to install the external leaves Note If the new fasteners do not have a pre applied threadlocker use a
15. tube assembly page 11 and install the new one pushing the tube assembly firmly onto the o ring connector in the journal See page 10 for using the hose clamp design with bulk rubber tube material New shaft design Tidland s new shaft designs have a hole bored in the journal to accept the rubber tube assembly with a male o ring connector pictured at right Remove your old rubber tube assembly page 11 and install the new one pushing the tube assembly firmly into the socket in the journal See page 10 for using the hose clamp design with bulk rubber tube material www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 9 MAINTENANCE Using the new fitting design with bulk rubber tube material Removing the hose clamp Tidland recommends the use of a pincer for safe and easy removal of the hose clamp Standard pincer Tidland Part No 778957 Spring return pincer Tidland Part No 778958 1 With the pincer squeeze the tangs 1 on the hose clamp until you can lift the load retaining hook 2 and then release the pincer 2 Remove the fittings and use them again with new rubber tube material Remember to reinstall the tube stiffener if needed 3 To close the clamp squeeze the tangs until you can snap the load retaining hook into place www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 10 MAINTENANCE Assembly Rubber Tube Maintenance Removing the Rubber Tube Cantilevered shafts R
16. ubber tubes can be replaced without removing shaft from machine lt is not necessary to remove the shaft leaves for rubber tube maintenance Pinch Hazard Keep fingers away from moving leaves 1 If the tube will still hold air inflate it enough to raise the shaft leaves wedge the leaves in the inflated position This lifts the internal leaves off of the rubber tube assembly allowing for easier removal 2 With the leaves wedged in lifted position remove all air from the shaft Use the Tidland Air Release Tool for safety and best results 3 For cantilevered shafts remove the end cap and valve if installed Go to Step 8 4 For shafts with journals match mark the journal and body before removing the set screws remove the set screws 5 Remove valve 6 Using a round clamping fixture to protect the shaft body lock the shaft in a vise 7 Remove the journal Attach the impact puller slide hammer to journal end and strike the weight against stop 8 Grasp rubber tube assembly firmly and pull from shaft 9 Rubber tube fittings can now be disassembled and reused if replacing only the tube material www maxcessintl com Tidland Leaf Shaft MI 691995 1 J Page 11 MAINTENANCE Installing the Complete Rubber Tube Assembly Note O ring connector configurations vary Make sure there is an o ring in each groove before re assembly 1 Apply o ring grease to the o rings on the o ring connector Push the valve end tube fitting fully ov
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