Operating instructions Linear Feeders SLS 250 SLS 400 SLS
Contents
1. 4 3 3 Attaching split linear tracks For the purpose of feeding larger work pieces it is possible to provide a linear track design split in longitudinal direction attaching each half to the associated vibrating section Mass balancing is subject to the rules described in chapter 5 1 Balancing the masses In this case the mass balance impacts on the transport speeds of both linear track sections and should be adhered to as exactly as possible Larger work pieces are transported smoothly as long as these conditions are observed Recommended values for max work piece widths refer table 3 Figure 7 Linear feeder with split linear track Rhein Nadel Automation GmbH 10 21 05 2010 VT BA SLS GB Split linear track with Split linear track with anale attachment lateral plate attachment u u 5600 SOOO a Table 3 Recommended values for maximum work piece widths Max work piece width Approx 30 mm Approx 50 mm Approx 70 mm Approx 80 mm 5 Adjustment instructions The first step in adjusting the linear feeders is always to balance the masses chapter 5 1 and then to adjust the natural frequency chapter 5 2 5 1 Balancing the masses As a conseq2. Operating instructions Linear Feeders SLS 250 SLS 400 SLS 600 SLS 800 RNA Rhein Nadel Automation GmbH TABLE OF CONTENTS MANUFACTURER INFORMATION 00000 aan COPYRIGHT anne FEHLER TEXTMARKE NICHT DEFINIERT 1 SAFETY INFORMATION 3 2 APPLICATION iin a a a ee 5 3 EQUIPMENT BESERIPTION u ueunnn ana 6 4 INSTALLATION INSTRUCTIONS uuuuuuueessnsnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 7 RNA w Declaration of conformity as defined by Low voltage directive 2006 95 EC Herewith we declare that the product complies with the following provisions Low voltage directive 2006 95 EC applied harmonized standards DIN EN 60204 T1 remarks We assume that our product is to be integrated in a fixed machine The provisions of the EMC directive 2004 108 EC has to be considered by the user Rhein Nadel Automation Managing Director Jack Grevenstein Rhein Nadel Automation GmbH 2 21 05 2010 VT BA SLS GB 1 Safety information 1 1 Basic safety information Familiarity with these basic safety rules and regulations constitutes the fundamental prerequisite for safe handling and trouble free operation of RNA SLS linear feeders These operating instructions contain the most significant regulations for safe SLS operation These operating instructions and in particular the safety regulations must be observed by anyone working on and with the SLS The applicable on site accident prevention rules and
3. specified in table 5 If it deviates from the values specified in table 5 after adjusting natural frequency for example the air gap must be readjusted For this purpose loosen the lateral armature fixing screws and reset the air gap with the help of a spacer refer Fig 9 Rhein Nadel Automation GmbH 13 21 05 2010 VT BA SLS GB Figure 9 Armature attachment Air gap O a A 7 ZN NZ Screw Armature The values specified in table 5 apply only to the associated power supply It is absolutely vital to ensure during adjustment that the faces of magnet core and armature are aligned exactly parallel to each another To achieve the necessary precision tighten the screws step by step and in turns Table 5 Setting values for the air gap between armature and magnet core isase pave oa E 110v 6oHz 08 005 a 110vi6oHz o6 005 SLS800 230V 50Hz os OG 110V 60Hz WARNING Setting an air gap larger than specified may cause the magnet to overheat and the coil to burn out It is therefore vital that the specified air gaps be adhered to Rhein Nadel Automation GmbH 14 21 05 2010 VT BA SLS GB 6 Maintenance A type SLS linear feeder is basically maintenance free The leaf springs however may oxidise in certain conditions of use thus affecting the vibration behaviour in the long run In
4. PS o Max power consumption V 10 s s Jo Various different sizes are available to suit individual application and spatial requirements refer table 1 The main decision making criteria above all are the useful counter masses and the space available for installation RNA linear feeders are available with 230V 50Hz and 110V 60Hz magnets RNA also offer a range of controllers for the linear feeders Rhein Nadel Automation GmbH 6 21 05 2010 VT BA SLS GB 4 Installation instructions 4 1 Installing the unit With the help of the slots in the base plate the SLS is firmly screwed to the floor refer Fig 3 This allows for exact definition and adjustability of the junction points at the linear track intake and outlet In the horizontal plane the floor should be non yielding plate or block construction to absorb any residual forces in this plane Any overhanging profiled structures must be reinforced with a plate to which the linear feeder will be attached Best suited for this purpose is a Steel plate at least 20mm thick and more than 120mm wide Impacting decisively on floor vibration vertical vibration forces can be virtually eliminated through careful mass balancing refer chapter 5 1 Balancing the masses Suitable substructures must be provided for height adjustment Suitable RNA standard parts are available for complete station extensions in combination with RNA bowl feeder
5. bly attachment at the base plate refer Fig 8 Sliding these adjustment plates sets the natural frequency Figure 8 Spring assembly with adjustment plates ID Adjustment plates The linear feeder must always be adjusted subcritically in other words the natural frequency must be approximately 5 above the exciter frequency For a 100Hz feeder this translates to a natural frequency of around 104Hz for a 120Hz feeder to one around 126Hz Rhein Nadel Automation GmbH 12 21 05 2010 VT BA SLS GB The adjustment procedure is as follows Place one test component on the linear track and switch on the controller Use the rotary button to reduce the transport speed of the linear feeder until the component on the linear track moves only slowly Keeping the controller setting constant slowly loosen the screws of the adjustment plates at one linear feeder spring assembly refer Fig 8 Check the speed at which the test component is transported while the screws are being loosened If the transport speed briefly increases initially and then decreases again as the screws are further loosened the linear feeder is correctly adjusted and the natural frequency is slightly above the exciter frequency The adjustment plates must be returned to the position they were in before the screws were loosened If the transport speed increases while th
6. e screws are loosened and decreases only slightly or not at all when the screws are fully loosened the linear feeder is adjusted too tightly and its natural frequency is too high In this case move the adjustment plates down or remove a leaf spring as required if the weight deviation is too great Then repeat the test If the transport speed decreases immediately while the screws are being loosened the linear feeder adjustment is too soft In this case move the adjustment plates up or install an additional leaf spring as required Then repeat the test Make sure when sliding the adjustment plates that they are always horizontal and always arranged exactly opposite each other Adjustment plates up gt Natural frequency increases Adjustment plates down Natural frequency decreases WARNING It is vital that the linear feeders be subcritically adjusted i e the natural frequency must be about 5 above the exciter frequency as otherwise the magnet may overheat and burn out and the transport speed may decrease as soon as components are placed upon the linear track To avoid the vibrating sections from subsiding make sure to loosen the adjustment plates of one spring assembly only at a time during frequency setting Note The adjustment plates must be aligned horizontally The top edges must always be arranged opposite each other 5 3 Setting the air gap During serial assembly the air gap of the magnet system is set to the values
7. equipment that may endanger life and limb of user or third parties and cause interference with the SLS or other material assets The SLS must be used only as intended and in perfectly safe condition Any malfunctions that may have an adverse effect on the safety of any persons the SLS or other material assets must be eliminated without delay 1 5 Appropriate use The SLS is intended exclusively for the incoming and outgoing transport of components and can also be used for component sorting Due to its open connector design the SLS must not be used in areas where readily flammable or explosive media are present For maximum permissible dimensions and weights of add on components observe details in chapter 3 table 1 Technical data and chapter 4 nstallation instructions Any other use or use beyond the above specifications shall be deemed as inappropriate RNA GmbH shall not accept any liability for any damage incurred through non observance of this clause Appropriate use also includes observation of all Notes in these operating instructions 1 6 Safety measures for normal operation The SLS must be operated only if it is in perfectly safe condition This must be checked at least once per shift Check the correct air gap setting in particular after adjustment activities For further details refer chapter 5 3 Setting the air gap 1 7 Hazards caused by electrical power Any work on the power supply must be performed by a qualified electr
8. g Systems AG Wangenstr 96 UCH 3360 Herzogenbuchsee Tel 41 062 95610 00 U Fax 41 062 95610 10 Internet www rna de Email info handling systems ch RNA AUTOMATION LTD Hayward Industrial Park Tameside Drive Castle Bromwich GB Birmingham B 35 7 AG Tel 44 0121 749 2566 U Fax 44 0121 749 6217 Internet www rna uk com UEmail rna rna uk com CE Vibrant S A Pol Ind Famades C Energia Parc 27 E 08940 Cornella Llobregat Barcelona Tel 34 093 377 7300 UFax 34 093 377 6752 Internet www vibrant rna com UEmail info vibrant rna com 21 05 2010
9. h a way that the distance between the mass centre points of useful and counter masses viewed in a direction transverse to the transport direction is as close as possible In other words if possible the additional masses should not protrude laterally beyond the linear feeder as this would lead to increased residual vibration in the floor Rhein Nadel Automation GmbH 11 21 05 2010 VT BA SLS GB The masses are precisely balanced when hardly any vibrations are noticeable in the floor and the transport speed of a component freely placed upon the linear track or counter mass is identical on both vibrating sides Table 4 Recommended values for useful and counter masses with mass difference Useful mass kg Counter mass kg Difference kg Armature side Magnet side 0 30 0 30 0 00 0 02 0 65 0 55 0 10 0 02 1 80 1 30 0 50 0 03 3 00 3 00 0 00 0 05 F Note 1 Useful and counter masses should correspond to the values specified in table 4 Masses are fully balanced if hardly any vibrations are noticeable in the floor 2 When masses are fully balanced the transport speeds at useful and counter sides are identical 5 2 Adjusting the natural frequency The RNA linear feeder is a spring mass vibration system that operates utilising the resonance behaviour Any changes in the mass require adjustment of the spring stiffness For this purpose sliding adjustment plates are provided on the spring assem
10. ician The SLS electrical equipment must be checked regularly Any loose connections and cables scorched or otherwise damaged must be replaced immediately The SLS nameplate specifies the mains supply Rhein Nadel Automation GmbH 3 21 05 2010 VT BA SLS GB N WARNING The linear feeder must be operated only at the mains supply specified on the nameplate 1 8 Specific danger points The SLS and in particular the built in electromagnet must not be operated in liquids The linear feeder must be installed and the drive supply cable be laid in such a way that no liquid can collect at the cable seal in point at the magnet Start the SLS only once this has been ensured The electrical supply must be interrupted immediately if liquid is suspected to have penetrated the magnet Due to their open connector design RNA linear feeders must not be used in hazardous areas 1 9 Structural modifications The SLS must not be modified extended or altered without the manufacturer s approval Exceptions to this rule are the tracks described in chapter 4 2 Linear tracks and chapter 4 3 Flexible add on solutions and the accessories listed in chapter 8 Accessories Any other alterations are subject to the written approval of RNA GmbH Any unacceptable components must be replaced immediately Use only original spares for this purpose There is no guarantee that third party parts have been designed and manufactured in accordance with the applicable st
11. ifferent product Selection of the linear track location on the left or right is dependent on the installation and transfer requirements of the upstream and downstream equipment The linear track must always be mounted at the inner side of the lateral plate refer Fig 5 The weight of the linear track refer chapter 3 table 1 or chapter 5 1 table 4 and its attachment angle bracket and or lateral plate must be balanced by a counter mass trimming weight mounted to the second vibrating section For a detailed description refer chapter 5 1 Balancing the masses Note SLS 250 and SLS 800 require useful and counter masses to be identical at all F times SLS 400 and SLS 600 require a specific difference to be adhered to between useful and counter masses Useful and counter masses should correspond to the values specified in chapter 5 1 table 4 Rhein Nadel Automation GmbH 9 21 05 2010 VT BA SLS GB 4 3 2 Attaching two linear tracks Instead of the trimming weights refer Figs 4 and 5 it is also possible to attach a second linear track refer Fig 6 Linear tracks may be attached using angle brackets as well as lateral plates Balance the masses as described in chapter 5 1 Balancing the masses Figure 6 Linear feeder with two linear tracks Left vibrating Right vibrating Right vibrating section section section Ne a y Left vibrating AG OC section AG OOh
12. rating section with the help of an angle bracket or a lateral plate refer Figs 4 and 5 In the case of the SLS250 the linear track is attached directly to the vibrating section refer chapter 3 Fig 1 In any case make sure to observe the correct attachment position as per chapter 3 Figs 1 and 2 Any deviations may adversely affect floor vibration Figure 4 Linear track mounted with angle bracket Fixing bores for linear track trimming weight Right linear AN track Trimming weight we ia Angle bracket I Rhein Nadel Automation GmbH 8 21 05 2010 VT BA SLS GB Figure 5 Linear track mounted with lateral plate Fixing bores Left Trimming for linear track linear weight track Y Lateral plate TK The vibrating sections are designed with recesses on the outer side to receive the angle brackets and trimming weights The runout height of the linear track can be precisely adjusted during initial installation by means of the slot type bores in the lateral plates Thus no track readjustment is necessary when the linear track is removed and reinstalled for cleaning purposes or change to a d
13. regulations must also be observed These operating instructions must always be kept handy where the SLS is operated Further to these operating instructions generally applicable as well as local accident prevention regulations and environment protection standards must also be kept handy and be observed 1 2 Obligations to be met by the operator The operator is obliged to authorise only those persons to work with the SLS linear feeder who are familiar with the basic work safety and accident prevention standards and who have been trained in SLS operation Furthermore these persons must confirm with their signature that they have read and understood the chapter on safety and the warnings contained in these operating instructions Steps are to be taken at regular intervals to monitor and document that all personnel are performing their work in a safety conscious manner 1 3 Operating personnel training Only trained and instructed personnel is permitted to work on the SLS The scope of responsibilities of personnel entrusted with SLS assembly commissioning adjustment maintenance and repair must be clearly defined Personnel still to be trained must work on the SLS only under the supervision of an experienced operator 1 4 Dangers in handling the unit RNA SLS linear feeders are state of the art equipment designed in compliance with the EU Machinery Directive and accepted safety regulations Nevertheless however risks may arise from using this
14. ress bearing and safety standards Failure to observe this clause cancels the warranty on the linear feeder 2 Application RNA SLS linear feeders are used to transport work pieces away from upstream or towards downstream machines Once various different criteria have been taken into account RNA linear feeders may also be used to sort components The linear feeders may be integrated into individual feeder stations and complex automated assembly systems RNA linear feeders are designed to transport work pieces and must not be used for any other purposes vibrator vibrating mixer etc Due to their open connector design RNA linear feeders must not be used in hazardous areas Operators of RNA linear feeders must not modify the equipment design It is vital that special applications be coordinated with RNA GmbH Note Failure to observe these operating instructions while operating an RNA linear feeder cancels the warranty The various linear feeder types differ in size and range of applications refer chapter 3 Equipment description and chapter 4 3 table 3 Recommended values for maximum work piece widths 3 Equipment description The SLS consist of two push pull vibrating sections arranged next to each other These are connected via bifurcated leaf springs to a common base plate where the opposing vibration forces are virtually cancelled out Optionally each of the vibrating sections can operate as useful or counter ma
15. s Figure 3 Attachment slots in the base plate Slots for fixing the SLS al D ALD KH i OU YA A Lt we f N 1 2 IB ap a I A AD 4 2 Linear tracks The linear tracks must be unyielding so that the transport pulses generated by the unit are fully transferred to the work pieces and no superimposed natural vibration can adversely affect the transport process This requirement has priority over mass reduction measures The preferred material for linear tracks is tool steel e g 1 2842 90MnCrV8 Linear track design should adhere to the useful masses specified in chapter 3 table 1 and or chapter 5 1 table 4 The following linear track cross sectional dimension ratio is recommended Height 2 Width 1 The recommended dimensions are listed in table 2 The dimensions are for one vibrating section and can be applied to each of the two vibrating sections Table 2 Linear track dimensions SLS250 SLS400 SLS600 SLS800 250 mm 400 mm 600 mm 800 mm 17mm Rhein Nadel Automation GmbH VT BA SLS GB 17mm 24 mm 29 mm 21 05 2010 4 3 Flexible add on solutions 4 3 1 Attaching one linear track The linear track is attached to either vib
16. ss Another option is to operate both as useful masses refer chapter 4 3 Flexible add on solutions A magnet system armature magnet core is built in horizontally between the two vibrating sections The advantages of SLS linear feeders are based on the adjustable balancing of useful and counter masses that largely eliminates the free vibration forces directly within the unit Rhein Nadel Automation GmbH 4 21 05 2010 VT BA SLS GB Figure 1 Dimensions SLS 250 q a 2 b T Le oy m m m Br ee Book ee ae wa ore ae od2 Fixing slots for attachment to the substructure N Ss Rhein Nadel Automation GmbH VT BA SLS GB Adjustment plates Fixing bores for linear track trimming weight 21 05 2010 Figure 2 Dimensions SLS 400 800 a 2 p b c 2 plate rn Adjustment Fixing slots for Ta k attachment to the e 2 Table 1 Technical data 150 250 122 17 as fas lss les as p b m Main dimensions mm se fe lo wo 1397 133 ge De a Ra 128 so no 200 soo Az Se
17. such cases the leaf springs may need to be removed and cleaned Make sure to always dismantle one spring assembly only as the vibrating sections are otherwise displaced and trouble free functioning is no longer guaranteed Use the appropriate calibration gauge for initial linear feeder height adjustment refer chapter 8 table 7 Accessories make the springs sticky and in turn adversely affect the vibration response WARNING The leaf springs must not be oiled or greased as this would 7 Spare parts Failure of individual components is not likely to occur during appropriate use as the SLS design does not include any wear and tear parts Please order any individual components yet requiring exchange from RNA GmbH The serial number of the unit is important for fast and correct handling of the spare parts delivery Rhein Nadel Automation GmbH 15 21 05 2010 VT BA SLS GB Rhein Nadel Automation GmbH VT BA SLS GB Rhein Nadel Automation GmbH Reichsweg 19 42 U D 52068 Aachen Tel 49 0241 5109 159 U Fax 49 0241 5109 219 Internet www rna de U Email vertrieb rna de Rhein Nadel Automation GmbH Zweigbetrieb L denscheid Nottebohmstra e 57 U D 58511 L denscheid Tel 49 02351 41744 Fax 49 02351 45582 Email werk luedenscheid rna de Rhein Nadel Automation GmbH Zweigbetrieb Ergolding Ahornstra e 122 D 84030 Ergolding Tel 49 0871 72812 U Fax 49 0871 77131 Email werk ergolding rna de HSH Handlin
18. uence of the push pull principle RNA linear feeders virtually balance the vibration forces in the basic unit However this balance of vibration forces is ensured only if useful and counter masses are adjusted to each other as precisely as possible For the linear feeders SLS 250 and SLS 800 this means that useful and counter masses must be identical SLS 400 and SLS 600 require a specific mass difference to be adhered to between armature and magnet side Table 4 below lists the armature side as the useful side so that there is a higher mass available for linear track design Where the available space requires the linear track to be attached only to the magnet side of the serial unit rearrange the magnet system so that the armature is on the magnet side and vice versa In that particular case readjust the air gap afterwards as per chapter 5 3 Setting the air gap Table 6 resumes validity after these steps have been performed The useful mass i e the linear track mass refer chapter 3 table 1 or chapter 5 1 chapter 4 is the total weight of all components attached to the linear track side including lateral plate or angle bracket Accordingly the counter mass is the total of all individual weights of the components on the counter side including lateral plate or angle bracket Mass balance is checked through simple weighing of useful and counter masses Any additional weights required to reach the masses specified in table 4 must be attached in suc
Download Pdf Manuals
Related Search