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ATTEXOR Clinch Systems SA 

 

       User manual 

Copyright © 2010 by Bollhoff Attexor S.A.                                                                                                                   Page 39 

Fig. 8. Safety cable for booster installation 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Summary of Contents for RIVCLINCH 0201 FS

Page 1: ...Bollhoff Attexor SA Copyright 2014 by Bollhoff Attexor S A Edition date 2015 05 07 RIVCLINCH 0201 FS User manual Original edition in english ...

Page 2: ...Attexor S A disclaims all warranties either express or implied including but not limited to implied warranties of merchantability or fitness for a particular purpose of applications and hardware In particular Bollhoff Attexor S A takes no responsibility of the performance of the joints on finished products This document Copyright 2014 by Bollhoff Attexor S A CH 1024 Ecublens Lausanne Switzerland A...

Page 3: ... START UP 15 SETTINGS FOR START UP OF THE CLINCHING SYSTEM 15 USING OF THE CLINCHING MACHINE 16 CARE AND MAINTENANCE 17 DAILY MAINTENANCE 17 WEEKLY MAINTENANCE 17 OIL CHANGE 18 PROCEDURE FOR BLEEDING AIR FROM THE HYDRAULIC CIRCUIT 19 REPLACING WEAR PARTS 20 REPLACING THE DIE ANVIL SET 20 DIE ST ASSEMBLY 20 REPLACING THE PUNCH STRIPPER SET 21 TOOLING SELECTION AND JOINT OPTIMIZATION 22 SELECTING TH...

Page 4: ...IVCLINCH 0201 FS 33 FIG 3 OIL CHANGE 34 FIG 4 OIL REFILL AFTER COMPLETE DRAINAGE 35 FIG 5 REMOVING THE DIE ANVIL SET 36 FIG 6 REMOVING THE PUNCH STRIPPER SET 37 FIG 7 ADJUSTING THE END OF STROKE H AND ST VALUES 38 FIG 8 SAFETY CABLE FOR BOOSTER INSTALLATION 39 FIG 9 RIGHT ORIENTATION OF THE RECESS ON THE DIE SET 40 FIG 10 BOOSTER 41 FIG 11 PNEUMATIC DIAGRAMME 42 ...

Page 5: ...cumentation The product has not been used for rental purposes The product has been serviced according to the instructions in manuals and other accompanying documentation No repairs have been attempted by anyone other than our own or our authorized distributors service staff The following are not covered Wear parts including but not limited to tool kits punches dies folders anvils Intervention on c...

Page 6: ... suspension are properly secured Check that the suspension cable is always vertical and remains vertical for all clinching spots Check that the work head and the booster are properly fixed to their support according to the installation instructions Check that the fixation screws are present and fully tighten Connection Never connect the machine if it is not completely assembled and fully in its wo...

Page 7: ... as the machine is connected to the compressed air line or when residual pressure may remain in the circuit Check that the work piece to be joined is never in contact with the machine body notably the C frame the fixed and the moving jaws during the process other than the positioning fixture if any the tooling and the stripper Check that there is always sufficient room around the work piece for pr...

Page 8: ...chine under pressure without having made sure that the tooling and the machine are set according to the prescribed setting see instructions H value setting Never operate the machine without the tool fixing pins or without tightening the tool fixing screws Machine integrity Never disassemble the hydraulic pneumatic piston without appropriate tooling as it is constantly loaded by a strong return spr...

Page 9: ...length tool kit opening piston speed operating pressure etc will be made at the intervening person s sole responsibility and that any such action will discharge Bollhoff Attexor from all product liability claims and make Bollhoff Attexor s warranty null and void Such an intervention also nullifies the CE mark and Declaration of Conformity for machines originally delivered with such documents ...

Page 10: ...ng force at 6 bar air pressure 25 kN 5 6 klb Cycle time 0 5 0 8 s Max sheet metal thickness mild steel total 2 5 mm 0 10 Max sheet metal thickness Stainless steel total 1 8 mm 0 07 Max sheet metal thickness aluminium total 3 0 mm 0 12 Total oil volume approx 0 05 l Recommended oil quality hydraulic circuit ISO VG 32 Noise level with booster 90 dB Ref Fig 1 Suspension workhead and booster pressure ...

Page 11: ...he wall of the die typically split in two three or four parts remains closed 2 When the lower material sheet reaches the anvil i e the bottom of the die cavity the material will flow laterally and take a mushroom shape In this phase the die parts will be pushed outwards sliding on a base After the punch has been pulled back and the die disengaged the die walls will close again pulled together by a...

Page 12: ...ergency stop of the line must stop this equipment by switching off the power source The clinching process is governed by the end of stroke position of the piston which determines the final position of the punch and the joint parameter St This means that the squeezing of the clinch joint is stable independent on the pressure set on the regulator E2 provided that the set pressure is superior to the ...

Page 13: ...vibration Check that all the suspended equipment booster balancer is secured by an additional safety cable Contact your distributor in case of any doubt Booster safety cable must be passed through holes provided therefore on the top plate must be attached to an independent suspension of the normal attachment of the booster It must provide a race fall of 100mm The cable clamp must be blocked on two...

Page 14: ...the oil adjustment After starting the machine set progressively the oil flow to a maximum of 1 5 drops per 100 joints equivalent to 2 3 drops per m of air It is necessary to comply with the existing regulations related the risk of oil pollution which prevail to the any of the above non indications The flexible hose E4 of the machine should be fitted with a rapid coupling E5 without check valve in ...

Page 15: ... a sample composed of two flat sheets hold it against the die side and keep hands off the clinching zone Make sure that the sample is held flat against the die and perpendicularly to the punch axis Press the trigger without releasing it until the total cycle has been completed Wait until the pressure reached the selected pressure by watching the manometer on the regulator E2 Then release the trigg...

Page 16: ...t the beginning of the manual prior to any operation or testing Using of the clinching machine The procedure to make a clinching point is the following Put together sheets of metal Approach the machine in order to have flanges between the punch and the die Put the fixed tool in contact with the flange Be careful that the tooling is perpendicular with the sheet that there is nothing between layers ...

Page 17: ...r cleaning Never taking any action on the booster without having made sure that the machine is disconnected from the line and that the air hoses eventually still connected are free from any remaining pressure Always use protective glasses when cleaning with compressed air Weekly maintenance This intervention should be made weekly or every 50 service hours in case of multi shift operation Ref Fig 2...

Page 18: ...ollowing procedure Disconnect the supply line E1 of compressed air or close and bleed the valve E2 Activate the clinching process to ensure that the system is no longer under pressure Do not remove the plug C3 from the oil reservoir straight away Place a flat recipient under the workhead Turn the workhead with the plug A10 downward Unscrew the plug A10 Remove the plug C3 Fill up the reservoir C2 d...

Page 19: ...g action is activated several times in rapid succession For this operation the regulator E2 should be set to 3 4 bar in order to minimize the risk of damage Stop this operation in case a metallic sound is heard Fill up oil as the level falls during this operation taking care to put back the plug C3 each time If these measures turn out to be insufficient or if the metallic contact can not be avoide...

Page 20: ...y following the above steps in the reverse order observing the right orientation of the recess on the die set Make sure that the anvil and the moving parts are clean and free from dirt and that the new die has exactly the parameters required for the intended task Install a new die press it down fully to put it in place Re install the pin A17 by placing it on the special recess on the tip of the pi...

Page 21: ...ng Install a new punch press it down fully in place Re install the pin A17 by placing it on the special recess on the tip of the pin remover A22 Push it with a small hammer without forcing until the pin is fully in place Re install the stripper noting the following The round punch stripper needs a separate back plate The rectangular punch stripper must not be installed with a back plate The rectan...

Page 22: ... mm while ST gives stronger joints in thicker material Surface coating The type SR leaves a galvanic coating or good quality paint without damage On the other hand thick intermediate layers powder plastic foil or a PVC coating change the strength of the joint The type ST is much less sensitive to coatings and fits therefore applications with thick layers like plastic film rubber or filter material...

Page 23: ...ts The type SR preserves the galvanic protection as does to some extent the type ST Choice of stripper The stripper is vitally important It has three functions To keep the sheets flat To participate in the clinching process Removing the stripper may alter the joint strength radically To extract the punch at the end of the clinching process Normal working conditions Use the standard stripper delive...

Page 24: ... this case check your configuration sheet for the optimum H value to be used The reference value is also a mean of checking the machine Check the reference value set for your particular unit on the specification sheet attached to this document If despite of the above you need to adjust the settings or to optimize them for new sheet material parameters then follow the procedure below Procedure Make...

Page 25: ... In case the required St value is not obtained the end stop must be adjusted and a final adjustment will be made by testing on a sample and measuring the St value ref to Fig 7 Install the selected tool kit Set the drive pressure to 6 bar Untighten the blocking screw A31 lnsert material to be clinched and make a joint while checking that the air pressure is well stabilized at 6 bar before releasing...

Page 26: ...ol kit changes in the sheet material non appropriate handling by the operator or shortcomings in the air supply Alternatively or as a complement to St value the diameter D1 of the button or W1 for a rectangular point can be a good quality control value despite it is less accurate than St in case of using this measurement D1 or W1 it is necessary to determine the reference value specific to the app...

Page 27: ...ch St Value Clinching force max Tooling type mm Jm Article N Dp mm R Code Article N mm kN 1 0 0 35 1 2 0 4 SR 403 07 1 4 0 7 3 924 2703 201 fig 2 3 7 07 3 92498 95040 fig 1 0 45 1 6 0 5 1 8 0 55 2 0 0 6 2 2 0 7 SR 403 10 2 5 1 0 3 924 2703 202 fig 2 3 2 07 3 92498 95050 fig 1 0 8 25 and ferritic stainless steel and copper For copper joining the end stop adjusting is different of mild steel adjusti...

Page 28: ... force max Tooling type mm Jm Article N Wp x Tp mm Code Article N mm kN 1 0 0 5 ST 332 07 1 2 0 7 3 924 2717 011 fig 2 0 6 1 4 0 7 1 6 0 8 ST 332 09 1 8 0 9 3 924 2717 018 fig 2 0 9 2 0 1 0 2 2 1 1 ST 332 12 2 5 1 2 3 924 2717 010 fig 2 3 0x3 0 03 3 924 2747 110 fig 1 for elastomer stripper 1 3 25 and ferritic stainless steel and copper For copper joining the end stop adjusting is different of mil...

Page 29: ...ess Die Punch St Value Clinching force max Tooling type mm Jm Article N Wp x Tp mm Code Article N mm kN ST 312 07 1 0 0 7 3 924 2717 017 fig 2 0 7 ST 312 08 1 2 0 8 3 924 2717 013 fig 2 0 8 1 4 0 9 ST 312 10 1 6 1 0 3 924 2717 012 fig 2 1 0 ST 312 12 1 8 1 2 3 924 2717 014 fig 2 3 0x3 0 03 3 924 2747 111 fig 1 for elastomer stripper 1 2 25 Punch with special coatin Z1 Fig 1 Punch ST 30x30 Fig 1 Pu...

Page 30: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 30 Figures ...

Page 31: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 31 Fig 1 Main dimensions ...

Page 32: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 32 Fig 2 Various components and functions A10 B1 B2 B3 A2 A1 A5 A3 A4 C3 C7 E4 E2 E1 C1 C2 E5 A8 ...

Page 33: ...top adjusting stick A22 Pin remover A23 Washer A31 Locking screw A41 Stripper B Handle B1 Trigger B2 Hydraulic connection B3 Safety locking lever B4 Trigger protection C Booster C1 Booster C2 Oil reservoir with oil gauge C3 Oil reservoir plug C4 Pneumatic logic unit C7 Suspension ring D Suspension E Supply E1 Inlet air hose with valve with fast purging E2 Pressure regulator and filter water separa...

Page 34: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 34 Fig 3 Oil change C2 C3 A10 ...

Page 35: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 35 Fig 4 Oil refill after complete drainage C2 C3 A10 ...

Page 36: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 36 Fig 5 Removing the die anvil set A5 A22 A17 ...

Page 37: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 37 Fig 6 Removing the punch stripper set A41 A3 A22 A17 A1 A2 ...

Page 38: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 38 Fig 7 Adjusting the end of stroke H and St values St St St Ho 29 0 A21 A8 a b c A31 ...

Page 39: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 39 Fig 8 Safety cable for booster installation ...

Page 40: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 40 Fig 9 Right orientation of the recess on the die set ...

Page 41: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 41 Fig 10 Booster ...

Page 42: ...ATTEXOR Clinch Systems SA User manual Copyright 2010 by Bollhoff Attexor S A Page 42 Fig 11 Pneumatic diagramme ...

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