Operating instructions for Netter Vacuum-Fixing
Contents
1. NCT 55 NCT 108 NTP 32 B C NTP 48 C NTK 18 AL NTK 25 NTS 75 01 NTS 70 02 with round base plate NTS 250 NTS 350 HF NF PKL 740 NCR 57 NCT 55 NCT 108 NTP 32 B C NTP 48 B C NTS 50 04 NTS 54 02 NTS 70 02 NTS 70 02 with round base plate VAC 30 NCR 120 NCT 250 NTS 50 08 NTS 50 04 PKL 2100 NVG 49 55 61 NVG 82 84 NTS 50 08 NTS 50 10 consultation required depending on individual case Adapter plate required please add to your order Not every pneumatic vibrator is suitable to the vacuum fixing device With drill patterns different to the ones for the above listed units the internal pilot bores may be damaged The above mentioned combinations fixing device vibrator have been tested and can be used without any limitations When choosing a different vibrator a preceding consultation is required Use screw retentions and nuts to fasten the vibrator Use a liquid screw retention agent e g Loctite against loosening Use tightening torques according to the following table Higher tightening torques may cause fracture of screws or tearing of threads Inadequate screw connections may cause loosening of units by vibration This can cause damage to persons and material Recommended mean tightening torques for screws of quality 8 8 screws as supplied without additional lubrication Tightening torque Nm 10 4 25 0 51 0 87 0 215 0 430 0 Vibrators must be cautiously and properly fastened T2. compressed air or nitrogen through the hose set A vacuum fixing devices mainly consists of a base plate a 2 2 way ball valve a vacuum nozzle and suction cups When operating the 2 2 way ball valve the vacuum nozzle generates a vacuum By this the suction cups of the vacuum fixing device adheres to the mounting surface by suction The hose set is normally available in two different designs Hose set Standard HG N and hose set Economy Air Supply HG S The hose set supplies both vibrator and vacuum fixing device with compressed air A manually operated 3 2 way spool valve is used as standard The vibrator is switched on and off by actuation of the manually operated 3 2 way spool valve With compressed air applied main ball valve supplied by customer opened the vacuum fixing device itself is always pressurized In addition to the standard function see hose set Standard HG N the hose set Economy Air Supply HG S has a economy switch position With the vibrator switched off the compressed air consumption can be reduced by approx 30 in comparison to the standard version by means of a restrictor This compressed air reduction makes sense because the holding function does not require the totally available compressed air The totally available compressed air is only needed for operation of the vibrator 4 Safety Vacuum fixing devices work with compressed air Make sure the compressed air
3. or similar must be used Screw connections must be checked and if necessary retightened after 1 hour of operation and then at regular intervals normally every month Not every pneumatic vibrator is suitable to the vacuum fixing device Applicable vibrators are listed in chapter 6 2 Mounting of vibrator and hose set When choosing a different vibrator a preceding consultation is required Technical changes to the equipment may effect the characteristics of these vacuum fixing devices or even damage the units and cause the rejection of any warranty claims Permissible operating conditions Operating pressure 4 bar to 6 bar Operating pressures must not be exceeded or fall short of Temperature 10 C to 60 C Operating temperatures must not be exceeded or fall short of Lubrication VAC fixing devices do not require lubrication For the mounted vibrator lubricated compressed air may be specified Please refer to the corresponding operating instructions for the vibrator Higher operating pressures and temperatures are only permitted after consultation and written confirmation by application engineers of Netter GmbH 5 Transport and storage Check the packing for possible shipping damage l the packing is damaged check the contents for completeness and possible damage In case of damage inform the transport agent Compare the scope of supply with the delivery note The vacuum fixing devices are pack
4. 3 Drill through holes diameter 15 or VAC 20 socket head cap screws acc to DIN 7991 are required The assembly can be performed as follows 1 Unscrew the suction cups 2 Determine and mark the necessary bore holes commonly used bore 4 pitches have already been marked with a centre punch see template VAC 15 and VAC 20 depending on type of vibrator see operating instructions for vibrator Countersink bores from bottom side of base plate side of suction cup acc to DIN 74 Bt Fasten the vibrator using the specified socket head cap screws For this purpose use common screw retentions Assemble the suction cups in the correct position with both O rings For assembly of the PKL 740 to the VAC 15 an adapter plate is required if the inlay EE is not used 100 PKL 740 ___72 NTS 50 01 75 01 ze a 72 NTS 50 01 75 78 NTP 48 104 NCB NCR NCT 130 NCB NCR NCT late round ab oO m N S X 0 I Z i 90 NTS 54 02 NTS 70 02 Do not drill through this aerea Do not drill through this area Template VAC 30 uir mur a ne In Sat ee ee 165 NTS 50 08 124 NTS 50 04 6 2 3 VAC 40 Vibrator The VAC 40 consists of two VAC 20 which are connected by an adapter plate The vibrator is mounted to the adapter plate For the fastening of a compressed air operated piston Checklist for installation Do not drill throu
5. NetterVibration N V Operating instructions for Netter Vacuum Fixing Devices Series VAC These operating instructions apply for VAC 8 Important note Before use of the pneumatic linear vacuum fixing devices series VAC read this operating instruction carefully and store afterwards Netter GmbH does not assume liability for damage to property and persons if the product has been technically modified or if the notes and regulations of these operating instructions have not been observed This documentation is copyrighted All rights e g for translation into other languages reprinting and copying of these operating instructions or parts hereof remain strictly reserved Netter GmbH German www NetterVibration com Fritz UlIImann StraBe 9 55252 Mainz Kastel Tel 49 6134 2901 0 Fax 49 6134 2901 33 info NetterVibration de Switzerland Erlenweg 4 4310 Rheinfelden Tel 41 61 8316200 Fax 41 61 8311291 info NetterVibration ch VAC 15 VAC 20 VAC 30 VAC 40 Poland Al W Korfantego 195 17 40 153 Katowice Tel 48 32 2050947 Fax 48 32 2051572 info NetterVibration pl BA Nr 1250E Table of Contents 1 GENERAL NOTES 3 2 TECHNICAL DATA 4 3 DESIGN AND FUNCTION 8 4 SAFETY 9 5 TRANSPORT AND STORAGE 11 6 INSTALLATION 12 6 1 Connection of power supply 12 6 2 Mounting of vibrator and hose set 13 6 2 1 VAC 8 VAC 10 VAC 11 and VAC 12 14 6 2 2 VAC 15 VAC 20 and VAC 30 15 6 2 3 VAC 40 16 7
6. START UP OPERATION 17 8 SERVICE MAINTENANCE 18 9 TROUBLESHOOTING 19 10 SPARE PARTS 20 11 APPENDIX 20 11 1 Accessories 20 11 2 Waste disposal 20 11 3 Enclosures 20 Scope of delivery Check the packing for possible shipping damage F lf the packing is damaged check the contents for completeness and ee possible damage In case of damage inform the transport agent Compare the scope of supply with the delivery note 1 General notes Netter vacuum fixing devices of series VAC for pneumatic vibrators are in strict compliance with the EC Machine Directive 2006 42 EC The standard DIN EN 12100 has been observed in particular Vacuum fixing devices of series VAC are used for quick fastening of vibrators to smooth and to a limited extent also to rough and curved Surfaces They are used in combination with vibrators for the emptying of transport containers or drums for the cleaning of pipes etc Vacuum fixing devices are used where conventional fastening methods for vibrators fail frequent relocation of vibrators is required and welding or bolting is not possible The drive medium is compressed air or nitrogen Applications in the food industry and in wet areas are possible under strict compliance with the corresponding operating instructions of the operating company and if the attached vibrator is also suitable for such applications These vacuum fixing devices can also be used outdoors but not in or under water or
7. any other fluids In these Ea instructions the following information and e symbols are used IEF Notes on Notes on important processes processes Wearing ofa danger source of a danger source D ee note on processes to be especiallyobsenved amp s Environmental waste disposal 2 Technical data Drive medium Clean lt 5 um filter compressed air or nitrogen Unfiltered air will cause damage to the mounted vibrators Operating pressure 4 bar to 6 bar Operating pressures must not be exceeded or fall short of Temperature 10 C to 60 C Operating temperatures must not be exceeded or fall short of Lubrication VAC fixing devices do not require lubrication For the mounted vibrator lubricated compressed air may be specified Please refer to the corresponding operating instructions for the vibrator Higher operating pressures and temperatures are only permitted after consultation and written confirmation by application engineers of Netter GmbH 4 bar 6 bar 4 bar 6 bar kg VAC 8 HGION 060 085 340 481 095 VAC 8 HG10S 060 085 340 481 1 20 VAC10 HGION 060 085 465 658 1 05 VAC10 HG10S 060 085 465 658 1 30 VAC11 HGION 060 085 710 1005 1 25 VAC11 HG10S 060 085 710 1005 1 50 VAC12 HGION 060 085 12 147 285 VAC12 HG10S 060 085 1 250 1 770 3 20 0 60 0 60 0 60 060 060 060 060 7 718 Maximum suction p
8. ed hose socket can no longer be used Minimum cross sections for hoses lf ordered separately hose set and vibrator must first be assembled Safeguard All vacuum fixing devices must be secured against dropping down From series VAC 11 the vacuum fixing devices are fitted with an adjustable safety rope With this rope pre tensioned the fixing devices can be held e g to eye bolts in application position Without this safeguard vacuum fixing devices must only be used if dropping down is impossible A too small cross section does not enable a sufficient vacuum Type Hosesockt Hossge HG 10N S HG 15N S HG 30 N S NW 12 HG40N_ Li Ua i NW 12 The drive medium must be clean filtered Dirt will cause failure of the units For certain vibrators the drive medium must additionally be lubricated For more detailed information please refer to the operating instructions for the corresponding vibrator lt 5 um filter recommended 6 2 Mounting of vibrator and hose set The following vibrators can be mounted to the vacuum fixing devices NTS 120 NTS 180 HF NF NTK 18 AL NTS 180 NTS 250 HF NF PKL 190 NCB 3 NCB 5 NCR 10 NCT 5 NCT 10 NTK 18 AL NTS 180 NTS 250 HF NF PKL 450 VAC 12 NCB 10 NCB 20 NCR 22 NCT 15 NCT 29 NTP 32 B C PKL 450 PKL 740 PKL 170 NTK 25 AL NTS 350 HF NF NTS 100 01 NTS 50 01 VAC 15 NCB 10 NCB 20 NCB 50 NCB 70 NCR 22 NCR 57 NCT 15 NCT 29
9. ed ready for installation The type designation is engraved on the base plate exceptions VAC 8 VAC 10 VAC 11 and VAC 12 When ordering a vacuum fixing device in connection with hose set and vibrator these components will be completely assembled unless specified differently Special transport conditions are not specified The units should be stored in boxes and in a dry and clean environment When returning vacuum fixing devices to the stores you should squirt some drops of oil into the air inlet On complete units hose set vacuum holder and vibrator the machine oil may also be squirted into the air inlet side of the hose set The entire unit must subsequently be operated for a short moment The storage temperature may be between 20 C and 80 C This does not apply for operating temperature compare with chapter 4 Safety Permissible Operating Conditions 6 Installation Make sure the compressed air supply is switched off during installation or any other work on vacuum fixing devices vibrator or air supply lines Complete vacuum fixing devices with hose set and vibrator are directly ready for operation 61 Connection of power supply Supply line The pressure loss increases with the hose length The following recommendations refer to hose lengths of max 3 m to the next bigger hose cross section For longer supply lines we recommend the use of bigger cross sections whereby the suppli
10. fter 1 hour of operation and then at regular intervals normally every month 8 Service maintenance Before starting inspection and service work shut off the compressed air supply and secure it against unintended activation Check the fastening of vibrator and air supply connection at regular intervals normally every month The service intervals for other components are partly shorter they may vary extremely in dependence on vibrator and environmental conditions Lubricator With a lubricator connected in series make sure that the lubricator works as specified contents diminishing number of drops min top up oil if necessary Cleaning Vacuum fixing devices may be cleaned from outside with pressurized water After clean run the unit for a short moment Silencer Clogged silencers adversely affect the power of vacuum fixing devices and vibrators In extreme cases it may even lead to failure of the units Silencers should therefore be serviced at regular intervals and washed out with petroleum ether if required The maintenance intervals mainly depend on the purity of your drive medium and the environmental conditions Filter Empty the filter when required clean the filter insert wash out Suction cups The suction cups must be permanently checked for wear and need to be replaced if necessary Securing rope l the safety rope has been extremely loaded by the vacuum fixing device dropping d
11. gh this aerea vibrator series NTS 50 10 the adapter plate has four through holes For the fastening of any other vibrator you should consult Netter beforehand 1 Attach the vibrator Lock the fastening screws Assemble the hose set 2 3 Install the service unit filter if necessary regulator and lubricator valve supply line 4 Check Have fastening screws been locked Has information on hose length and nominal width been observed 7 Start up operation After completion of assembly work the vacuum fixing device is ready for operation The vacuum fixing device can be operated with filtered compressed air or nitrogen For operation of certain vibrators a lubricated drive medium is specified For more details refer to the operating instructions for the respective vibrator In case of an unexpected pressure drop the vacuum fixing devices may come loose They should therefore be secured with a steel rope against dropping down From series VAC 11 the vacuum fixing devices are fitted with an adjustable safety rope This rope must be pre tensioned as short as possible using a cable clamp Should a fixing device come loose it should never drop into a slack rope A fixing device dropping down can cause bodily injury and or damage to property Handling secure the vacuum fixing device against dropping down and attach it to the part to be vibrated Operate the 2 2 way ball valve on the holder in
12. he fastening screws for the vibrator must be retightened or checked after 1 operating hour 13 Vacuum fixing devices should be used in combination with the following hose sets Hose set except PKL VAC 8 HGIONorHG 10S S O VAC 10 HG 10 N or HG 10S HG AON hose set vibrator Of the two branching off hoses the hose permanently pressurized is to be connected to the vacuum fixing device and the hose that can be switched off to the vibrator 6 2 1 VAC 8 VAC 10 VAC 11 and VAC 12 Vibrator vacuum fixing device In order to mount vibrators NCB NCR or NCT to a VAC 8 VAC 10 VAC 11 or VAC 12 two tapped blind holes must be drilled lf a compressed air operated piston vibrator of series NTS or NTK is to be adapter mounted we recommend the use of an lat ee amh Eois adapter plate T rubber x dep on vibrator 68 Otherwise one hole must be drilled into the suction cup and the tapped hole sealed with a sealing agent e g Loctite For the size of thread refer to the operating instructions for the respective vibrator bamm cae x dep on vibrator When drilling blind holes make sure not to drill through the suction cup rubber However if this should happen you must seal the tapped holes with a sealing compound e g Loctite as other no vacuum can be generated 6 2 2 VAC 15 VAC 20 and VAC 30 Vibrator In order to mount the vibrator to a VAC
13. nding on the material the parts must be disposed of according to regulations Material specifications gt VAC 8 12 steel VAC 15 40 aluminium e Suction cups black or anthracite gt Rubber e Fittings gt Brass nickel plated e Clamping plate Special units Material on request e g suction cups made of silicone i All units can be disposed off through Netter GmbH The valid disposal prices are available on reduest 113 Enclosures Enclosure s ___ Further information available on Declaration of manufacturer FH reguest LL Spare parts lists Leaflet no 15 VAC and more
14. order to generate the required vacuum Check the vacuum fixing device for tight and secure attachment If the fixing device can be loosened by hand you should increase the pressure e g on service unit with pressure regulator Then start the vibrator by actuating the manual 3 2 way spool valve on the hose and adjust the lubricator Adjust the desired vibrator frequency with a pressure regulator option e g part of a service unit When using a vacuum fixing device with hose set HG S you may activate the Economy Air Supply function For this purpose turn the restrictor screw in clockwise direction until the fixing device can be easily moved by hand Then start the vibrator by actuating the manual 3 2 way spool valve on the hose the full vacuum will be generated Adjust the lubricator while the vibrator is running Exact details concerning oil quality and quantity can be taken from the operating Instructions for the vibrator When relocating the vacuum fixing device with hose set HG S to another surface the economy air supply function must be readjusted or checked on the restrictor screw Checklist for commissioning 1 Check Has the VAC been secured against falling down Check all hose connections before opening the air supply 2 3 Adjust the lubricator if present 4 lf necessary adjust the required frequency on the pressure regulator screw connections must be checked and if necessary retightened a
15. ower at 5 bar For operation of a vibrator a higher pressure may be required Air consumption l min Noise level dB A 4 bar 6 bar 4 bar 6 bar o 600 VAC 20 HG 15 N VAC 20 HG 15 S VAC 30 HG 30 N 0 0 9 170 52 So 1 22 22 22 122 110 170 52 170 340 e The noise level was measured at a distance of 1 m without vibrator The noise level of vibrators is in most cases higher 72 72 72 72 74 74 74 74 74 74 74 74 74 4 Dimensions VAC 8 VAC 10 VAC 11 VAC 12 i g boi k i L eee VAC 15 VAC 20 Len ticity E w F ik ik k k oe E i Ft N gt _ Le oU III rr OONA rr ELL Lae m B me _ OD h VAC 30 VAC 40 WGNENESNISS an RATH All dimensions in mm measurement X depending on vibrator 3 Design and function Functional unit hose set vibrator vacuum fixing device Vacuum fixing device 2 2 way vacuum nozzle ball valve silencer suction cup Hose set HG N 3 2 way spool valve vibrator vacuum fixing device Hose set HG 3 2 way spool valve Restrictor vibrator vacuum fixing device non return valve Hose set vacuum fixing device and vibrator together form a functional unit The vibrator is tightly bolted to the vacuum fixing device Vibrator and vacuum fixing device are supplied with the necessary energy
16. own it should be replaced by a new one Vacuum nozzle The vacuum nozzle may be clogged by contaminated drive air In this case the nozzle must be disassembled and cleaned in petroleum ether On VAC 8 VAC 10 VAC 11 and VAC 12 the externally arranged vacuum nozzle is easy to disassemble and clean Disassembly and cleaning of vacuum nozzles on VAC 15 VAC 20 VAC 30 and VAC 40 should only be performed by NetterVibration When servicing the unit please observe the safety regulations in chapter 4 9 Troubleshooting Fault Possible cause___ Trouble shooting Vacuum devices does not generate any vacuum fixing Vacuum fixing devices slips during vibration Air supply Silencer on fixing device clogged Vacuum nozzle clogged Suction surface Air supply Silencer clogged Vacuum nozzle clogged Suction surface Suction Cups worn Extremely massive base rebounds Check pressure before holder Hose set correctly assembled For economic air supply check setting of restrictor Hoses kinked Sufficient cross section of supply line Performance test without silencer Is the suction surface air permeable and or rough Hoses kinked Is the suction surface air permeable Is the suction surface oily greasy or wet 19 Adjust pressure to 3 bar to 6 bar Assemble hose set correctly Adjust restrictor Route hoses without kinks Enlarge the supply line cross section Wash out or replace a
17. s required Clean procedure is described in chapter Maintenance and Repair If yes the vacuum fixing device is not suitable for this application Route hoses without kinks Wash or replace Clean procedure is described in chapter Maintenance and Repair If yes the vacuum fixing device is not suitable for this application Remove the layers Replace suction cups Mount fixing device to the elastic base between stiffeners diaphragm effect respective 10 Spare parts When ordering spare parts please give the following details 1 Required quantity 2 Description and position of the spare part see spare parts list 3 Type of unit 11 Appendix 11 1 Accessories The following accessories are available for vacuum fixing devices on request Description Remark Hose material and fittings For supply and discharge of compressed air in various qualities and dimensions 3 2 or 2 2 way valves For electric pneumatic and manual control For rotary speed control manually adjustable or pneumatically controllable for remote control Service units Filter regulator lubricator Duty pause control Electric or pneumatic for interval operation Some vacuum fixing devices are also available as Special versions e g with stainless steel plate for SPECIAL DESIGNS extreme temperature ranges with suction cups made of silicone Further information on request Restrictor valves 11 2 Waste disposal Depe
18. supply is switched off during installation Disconnect the supply lines quick coupling before starting other work on holders vibrators and on the supply lines Before starting operation all hoses must be tightly connected A hose under pressure coming loose can cause severe injury In case of an unexpected pressure drop the vacuum fixing devices may come loose They should therefore be secured with a steel rope against dropping down From series VAC 11 the vacuum fixing devices are fitted with an adjustable safety rope This rope must be pre tensioned as short as possible using a bulldog grip Should a holder come loose it should never drop into a slack rope A fixing device dropping down can cause bodily injury and or damage to property When observing the minimum cross sections Dmin vacuum fixing devices can also be mounted to round parts D VAC 8 amp 8 D n 110mm VAC 10 VAC 11 VAC 12 VAC 15 VAC 20 110 mm 110 mm 350 mm 650 mm 850 mm VAC 30 eae 1 500 mm VAC 40 min 1 500 mm With parts of smaller cross section there is a risk that a vacuum fixing device may come loose A fixing device dropping down can cause bodily injury and or damage to property Dmi Dmi Dmi Dmi Dmi D D Vibrators bolted to vacuum fixing devices may come loose by the effect of vibration Jan Feb Falling parts can cause damage to persons and material screw retention components and or Loctite
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