SCHUNK PFH 30, Assembly And Operating Manual

Page 1: ...Translation of the original manual 2 Finger Parallel Gripper PFH 30 50 Assembly and Operating Manual Superior Clamping and Gripping www comoso com ...

Page 2: ...2014 en SCHUNK GmbH Co KG All rights reserved Dear customer congratulations on choosing a SCHUNK product By choosing SCHUNK you have opted for the highest precision top quality and best service You are going to increase the process reliability of your production and achieve best machining results to the customer s complete satisfaction SCHUNK products are inspiring Our detailed assembly and operat...

Page 3: ...fication 8 2 6 Using personal protective equipment 9 2 7 Notes on particular risks 9 2 7 1 Variant gripping force maintenance 10 3 Warranty 11 4 Scope of delivery 11 5 Accessories 12 5 1 Sensors 12 6 Technical Data 13 7 Assembly 14 7 1 Mechanical connection 14 7 2 Air connection 16 7 3 Sensors 17 7 3 1 Magnetic switch MMS 30 S 17 7 3 2 Inductive proximity switch INW 80 S 19 7 3 3 Inductive proximi...

Page 4: ...embly of the module 27 9 4 1 Version without gripping force maintenance device 27 9 4 2 Version with gripping force maintenance device for O D gripping 28 9 4 3 Version with gripping force maintenance device for I D gripping 29 9 5 Servicing the module 30 9 6 Assembling the module 30 9 6 1 Mounting devices 32 9 6 2 Tightening torques for screws 32 10 Assembly drawing 33 11 Seal kit 34 12 Accesorie...

Page 5: ...hapter Basic safety notes Warnings The following key words and symbols are used to highlight dan gers Key words DANGER Dangers for persons Non compliance will inevitably cause irreversible injury or death WARNING Dangers for persons Non compliance may cause irreversible injury or death CAUTION Dangers for persons Non observance may cause minor injuries NOTICE Information about avoiding material da...

Page 6: ...ce O D gripping PFHwith gripping force maintenance I D gripping PFHHigh temperature version HT Applicable documents General terms of business Catalog data sheet of the purchased product Assembly and Operating manuals of the accessories Calculation program for gripping modules SSG The documents listed here can be downloaded on our homepage www schunk com 1 2 1 3 www comoso com ...

Page 7: ...ded it is also essential to observe the technical data and installation and operation notes in this manual and to comply with the maintenance intervals Not intended use Use which is not specified as an intended use is for instance when the product is for example used as a pressing tool stamping tool lifting tool guide for tools cutting tool tensioning mean boring tool Environmental and operating c...

Page 8: ...urized it can reach one of the end positions either open or closed and therefore no residual energy can be released when changing the top jaws Constructional changes attachments or modifications Additional drill holes threads or attachments that are not offered as accessories by SCHUNK may be attached only with permission of SCHUNK Personnel qualification The assembly initial commissioning mainten...

Page 9: ...valid Remove the energy supplies before installation modification maintenance or adjustment work Make sure that no residual energy remains in the system Do not move parts by hand when the energy supply is con nected Do not reach into the open mechanism or the movement area of the unit Perform maintenance modifications and additions outside the danger zone Secure the product during all operations a...

Page 10: ... objects falling and being ejected The danger zone must be surrounded by a safety fence during operation Variant gripping force maintenance WARNING Risk of injury from objects falling during energy supply failure Products with a mechanical gripping force maintenance can dur ing energy supply failure still move independently in the direc tion specified by the mechanical gripping force maintenance S...

Page 11: ...bserve the mandatory maintenance and lubrication intervals Observe the environmental and operating conditions Parts touching the work piece and wear parts are not part of the warranty If necessary check the application with the calculation program for gripping modules SSG Scope of delivery The scope of delivery includes 2 Finger Parallel GripperPFHin the ordered model Enclosed pack 3 4 www comoso ...

Page 12: ...priate product version catalog Sensors Overview of the compatible sensors Designation Type electronic Magnetic switch INS 30 S Inductive proximity switches INW 80 S Inductive proximity switches INK 120 S Flexible Position Sensor FPS Exact type designation of the compatible sensors see catalog If you require further information on sensor operation contact your SCHUNK contact person or download info...

Page 13: ...essure bar without gripping force maintenance with gripping force maintenance 2 5 Max pressure bar without gripping force maintenance with gripping force maintenance 8 6 5 Min ambient temperature C 10 max ambient temperature C 90 IP rating 41 Noise emission dB A 70 Further technical data can be found in the catalog data sheet The most recent version applies 6 www comoso com ...

Page 14: ...0 02 100 0 05 The product can be mounted from the bottom or on the side Fig 1 Item Designation PFH 30 40 50 1 Gripper fastening from the bottom Max screw in depth mm 20 mm 20 mm 20 mm 2 Lateral gripper fastening Max screw in depth mm 10 mm 14 mm 15 mm 3 Finger fastening Max screw in depth mm 18 mm 20 mm 25 mm 4 Gripper fastening from the top 7 7 1 Check the evenness of the bolting surface Mounting...

Page 15: ...ixing the grip per are always enclosed in the enclosed pack NOTICE The gripper will be damaged if you exceed the maximum depth of engagement for the mounting screws It is mandatory that you observe the maximum depths of en gagement for gripper attachment on base side www comoso com ...

Page 16: ... for the air supply 6 Page 13 Technical Data Fig 2 Air connections Thread diameter of the air connections Item Connection PFH 30 PFH 40 PFH 50 5 Hose connection A open B closed G 1 8 G 1 8 G 1 8 6 Air purge connection M5 M5 M5 7 Hose free direct connection at the base a open b closed M5 M5 M5 8 Hose free direct connection at the side a open b closed M5 M5 M5 7 2 www comoso com ...

Page 17: ...hrot tle has to be carried out imperatively The movement has to be without jerks and bounce Sensors The module is prepared for a number of sensors Other sensors can be used with a mounting kit If you require further information on sensor operation contact your SCHUNK contact person or download information from our homepage Technical data for the sensors can be found in the data sheets included in ...

Page 18: ...ol function by closing and opening the gripper Gripper closed 1 Switch the gripper onto closed position 2 Slide the magnetic switch 2 3 through the undercut 4 in the T nut until it contacts its first switching point 3 Fix the magnetic switch in this position by thightening the set screw in the T nut until it jams 4 Control function by opening and closing the gripper Part gripped O D gripping 1 Cla...

Page 19: ... Avoid contact of the proximity switches with hard objects and with chemicals in particular nitric acid chromic acid and sul phuric acid The inductive proximity switches are electronic components which can react sensitively to high frequency interference or elec tromagnetic fields Check to make sure that the cable is fastened and installed cor rectly Provide for sufficient clearance to sources of ...

Page 20: ... switch in this position by thightening the screws 5 4 Connect the proximity switch and contol function by opening and closing the gripper Gripper closed 1 Switch the gripper into closed position 2 Slide the proximity switch 7 carefully into the bracket 6 un til the sensing distance between proximity switch and moni toring screw 8 is 0 5 mm 3 Fix the proximity switch in this position by thightenin...

Page 21: ...e screws 4 or 5 so that the bracket 3 or 6 may be moved together with the proximity switch 2 for I D or 5 for O D gripping until it switches 4 Slide the bracket together with the proximity switch below the monitoring screw 1 for I D or 6 for O D gripping until it switches 5 Control function by actuating the gripper and then the work piece to be gripped again www comoso com ...

Page 22: ...to use the proximity switch type INK 120 S the gripper has to be equipped with a special attachment set This at tachment set is also available at SCHUNK Attachment set of stroke control with inductive proximity switches INK 120 S Designation ID number HG PFH 30 0300743 HG PFH 40 PFH 50 0300744 7 3 3 www comoso com ...

Page 23: ...unted magnet 2 Bracket 3 Cylinder crews M3 x 8 4 Cylinder crews M4 x 6 5 Cylinder crews M2 x 8 Type ID number AS PFH 30 0301733 Further technical data can be found in the catalog data sheet The most recent version applies Assembly and adjustment of the sensor FPS See separate operat ing manual 7 3 4 www comoso com ...

Page 24: ...component or send the module with a repair order to SCHUNK Ensure that the module was only used within its defined application parameters If necessary check the application with the calculation program for gripping modules SSG The module does not travel through the entire stroke Possible cause Corrective action Dirt deposits between the base jaws and the guide Disassemble and clean module Pressure...

Page 25: ...t installed opti mally If present Open the flow control couplings on the module to the maximum that the movement of the jaws occurs without bouncing and hitting Check compressed air lines Inner diameter of the compressed air lines are sufficiently large relative to the com pressed air consumption Compressed air lines between module and control valve shoud be kept as short as poss ible Flow rate of...

Page 26: ...ure above 60 C the lubricants can harden faster Interval decrease accordingly Size 30 50 Interval Mio cycles 2 Lubricants Lubrication points basic lubrication We recommend the lubricants listed During maintenance treat all greased areas with lubricant Thinly apply lubricant with a lint free cloth Lubricant point Lubricant Metallic sliding surfaces LINOMAX All seals Renolit HLT 2 Bores on the pisto...

Page 27: ...back and remove the cover strips 42 5 Remove the screws 32 and take off the cover plate 8 6 Remove all screws 32 and take the piston 4 out of the housing 7 After removal of the screws 46 take out the drivers 7 the piston rod 5 and the assembly group consisting of the toothed rod 2 intermediate piece 12 and the pressure strip 18 out of the housing 1 8 Remove the type lables by means of a screw driv...

Page 28: ... the module 5 Remove the screws 32 except for the 4 pieces at the edges of the cover plates 8 Clamp the gripper between the cover plates in a way onto the vice so that the remaining screws 32 can be also removed Next carefully unclamp the springs 6 Remove the springs 43 7 Remove the screws 31 and take the piston 4 out of the housing 1 8 After removal of the screws 46 take out the drivers 7 pis ton...

Page 29: ...t the remaining 4 screws 32 can also be removed Then carefully open the vice WARNING Risk of injury due to spring forces In case of the version for I D gripping the piston 4 is spring tensioned F 210 N Carefully disassemble the module 6 Clamp the gripper between the piston 4 and the housing 1 in a way into the vice that the remaining screws 31 can also be removed Carefully unclamp the springs 7 Ta...

Page 30: ...tenance for I D mount the cylinder piston by using two assembly devices 9 6 1 Page 32 Assembling the module Assembly takes place in the opposite order to disassembly Ob serve the following Unless otherwise specified secure all screws and nuts with Loc tite no 243 and tighten with the appropriate tightening torque 9 6 2 Page 32 NOTE For version PFH 40 with gripping force maintenance for I D grippin...

Page 31: ...4 Insert the centering bushing 19 and mount the device 1 with screw 1 3 pieces onto the housing 5 Locate the O ring 26 into the undercut of the piston rod 5 and place the piston 4 carefully with the mounted seals 20 into the device s bore until it contacts the pressure springs 43 6 Put device 2 onto the piston 4 and screw the two devices with screws 2 evenly 7 Mount the screw 31 and disassemble th...

Page 32: ...e 1 Fig 12 Device 2 Tightening torques for screws Type Item 27 28 Item 29 Item 31 Item 32 Item 46 PFH 30 PFH 30 60 17 Nm 6 1 Nm 17 Nm 6 1 Nm 17 Nm PFH 40 PFH 40 80 41 Nm 10 4 Nm 41 Nm 6 1 Nm 41 Nm PFH 50 PFH 50 100 83 Nm 25 5 Nm 83 Nm 6 1 Nm 60 Nm 9 6 1 9 6 2 www comoso com ...

Page 33: ...image It serves for illustration and assignment of the spare parts Variations are possible depending on size and variant Fig 13 Assembly drawing Wearing part replace during maintenance Included in the seal kit Seal kit can only be ordered completely not applicable for PFH 30 10 www comoso com ...

Page 34: ...esories kit Content of the accessories pack 6 x Centering sleeves for mounting 2 x O ring for hose free direct connection ID No of the accessory pack Accessory pack for ID number PFH 30 5510357 PFH 40 5510358 PFH40 High temperature version HT 395510358 PFH 50 5510359 PFH50 High temperature version HT 395510359 Contents of the accessories pack 10 Page 33 11 12 www comoso com ...

Page 35: ...30 50 pneumatic ID number 0302030 0302053 The incomplete machine may not be put into operation until conformity of the machine into which the incomplete machine is to be installed with the provisions of the Machinery Directive 2006 42 EC is confirmed Applied harmonized standards especially EN ISO 12100 2011 03 Safety of machinery General principles for design Risk assessment and risk reduction The...