Linear axis ELM 23-37

Transcription

1 Translation of the original manual Linear axis ELM Assembly and operating manual Superior Clamping and Gripping

2 Imprint Imprint Copyright: This manual remains the copyrighted property of SCHUNK GmbH & Co. KG. It is solely supplied to our customers and operators of our products and forms part of the product. This documentation may not be duplicated or made accessible to third parties, in particular competitive companies, without our prior permission. Technical changes: We reserve the right to make alterations for the purpose of technical improvement. Document number: Edition: /02/2014 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 operation manual will support you. Do you have further questions? You may contact us at any time even after purchase. Kindest Regards Yours SCHUNK GmbH & Co. KG Spann- und Greiftechnik Bahnhofstr D Lauffen/Neckar Tel Fax info@de.schunk.com ELM en

3 Table of contents Table of contents 1 About this manual Warnings Key words Applicable documents Basic safety notes Intended use Environmental and operating conditions Product safety Protective equipment Constructional changes, attachments, or modifications Personnel qualification Notes on particular risks Warranty Scope of delivery Accessories Cable set Drive controller Power supply unit Position measuring systems Weight compensation Hydraulic shock absorbers Anti-fall device Fan cooling Cover Technical data Basic version Option with anti-fall device (deviating data) Fan cooling Weight compensation Assembly and settings Mechanical connection Air connections Electrical connection Assembly of position measuring system WSM ELM en 3

4 Table of contents 7.5 Mounting of weight compensation GA Weight compensation GA Weight compensation GA Mounting of shock absorbers SD Mounting of anti-fall device ASP Mounting of fan cooling MK Mounting of cover MA Troubleshooting Modul bewegt sich nicht? The module does not travel through the entire stroke? Electric signals are not transmitted? Motor temperature too high? Required speed is not reached? Required precision is not reached Maintenance and care Maintenance and lubrication intervals Lubricants / lubrication points (basic lubrication) Removing and cleaning rotor Dismantling the module Assembly drawing Assembly of ELM Assembly of ELM Translation of original declaration of incorporation ELM en

5 About this manual About this manual This instruction is an integral part of the product and contains important information for a safe and proper assembly, commissioning, operation, maintenance and help for easier trouble shooting. Before using the product, read and note the instructions, especially the chapter "Basic safety notes". Warnings The following key words and symbols are used to highlight dangers Key words DANGER WARNING CAUTION NOTICE Dangers for persons. Non-compliance will inevitably cause irreversible injury or death. Dangers for persons. Non-compliance may cause irreversible injury or death. Dangers for persons. Non-observance may cause minor injuries. Information about avoiding material damage 1.2 Applicable documents General terms of business Catalog data sheet of the purchased product Assembly and Operating manuals of the accessories The documents listed here, can be downloaded on our homepage ELM en 5

6 Basic safety notes Basic safety notes Intended use The module is exclusively designed for linear movement of useful loads into any desired position. The product is intended for installation in a machine/system. The requirements of the applicable guidelines must be observed and complied with. The product may be used only in the context of its defined application parameters ( 6, Page 15). Eine andere oder darüber hinausgehende Verwendung gilt als nicht bestimmungsgemäß. Für hieraus resultierende Schäden haftet der Hersteller nicht. 2.2 Environmental and operating conditions The module may be used only within its defined application parameters. ( 6, Page 15) Do not subject the module to excessive vibrations and/or mechanical shocks. Ensure that the environment is clean and the ambient temperature corresponds to the specifications in the catalog. Observe the lubrication intervals ( 9.1, Page 29) Ensure that the environment is free of splashing water and vapors, and also of abrasive dust and process dust. This does not apply to modules designed especially for unclean environments. Ensure that the environment is free of ferromagnetic particles or chips. Strong magnetic fields can impair the function of the module. If the product is to be used in strong magnetic fields, contact your SCHUNK partner ELM en

7 Basic safety notes 2.3 Product safety Dangers arise from the product, if: the product is not used in accordance with its intended purpose. the product is not installed or maintained properly. the safety and installation notes are not observed. Avoid any manner of working that may interfere with the function and operational safety of the product. Wear protective equipment. NOTE More information are contained in the relevant chapters Protective equipment Provide protective equipment per EC Machinery Directive 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. 2.4 Personnel qualification The assembly, initial commissioning, maintenance, and repair of the product may be performed only by trained specialist personnel. Every person called upon by the operator to work on the product must have read and understood the complete assembly and operating manual, especially the chapter "Basic safety notes" ( 2, Page 6). This applies particularly to personnel only used occasionally, such as maintenance personnel ELM en 7

8 Basic safety notes 2.5 Notes on particular risks Generally 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 connected. 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 against uncontrolled activation. Take a precautionary approach by maintenance and disassembly. Only specially trained staff should disassemble the product. WARNING Danger of injury due to falling or ejected objects! Provide protective means to prevent the falling or ejection of objects such as machined workpieces, tools, chips, debris, waste, etc. WARNING Danger of injury due to power outage! Modules can continue to move automatically in case of a power outage. Secure the end positions of the module with SCHUNK shock absorbers ELM en

9 WARNING Basic safety notes Danger of injury due to unexpected / dangerous movements of the machine/system! Do not move any parts by hand when the unit is connected to the power supply. Do not reach into the mechanical parts and the area of motion of the module. Remove the power supply cables prior to assembly, modification, maintenance and adjustment of the module. Carry out all maintenance, modifications or attachments outside of the danger zone. Secure module against inadvertent actuation during all work. WARNING Danger of injury due to heat build-up in components! During operation, components of the module can become very hot Allow module to cool before assembly, disassembly and repairs WARNING Danger of injury / damage due to electric voltages, currents and magnetic fields! The module and the corresponding drive controller are op-erated with voltages higher than 42 V. The secondary components integrated in the module are highpower permanent magnets! Never operate the module in case the insulation of cables or wires is damaged, for example, or if water or other conditions are present which could impair safe operation. The magnetic fields can affect electronic and electrical equipment. Persons with pacemakers or similar devices must stay away from the magnetic fields. Electronic assemblies, storage media, precision mechanical components and other magnetically interacting objects can be damaged ELM en 9

10 Basic safety notes WARNING Ferromagnetic parts are attracted by the drive of the module! Parts can become attached to the drive, which can impair operation and damage the drive and the module Keep the environment free of movable ferromagnetic small parts, chips and dust ELM en

11 Scope of delivery 3 Warranty The warranty is valid for 24 months from the delivery date to the production facility under the following conditions: Intended use in 1-shift operation Observe 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. 4 Scope of delivery The scope of delivery includes: Linear axis ELM in the ordered model. Accessory pack ELM en 11

12 Accessories 5 Accessories The following accessories are required for the module: Cable set ( 5.1, Page 12) Drive controller( 5.2, Page 12) Power supply unit ( 5.3, Page 12) Order accessories separately. For further accessories Position measuring systems ( 5.4, Page 13) Weight compensation ( 5.5, Page 13) Hydraulic shock absorbers ( 5.6, Page 13) Anti-fall device ( 5.7, Page 14) Fan cooling ( 5.8, Page 14) Cover ( 5.9, Page 14) 5.1 Cable set Cables must be designed for the module and the drive controller used. For design, exact type designations and order numbers, consult your SCHUNK contact person 5.2 Drive controller The drive controller must be designed for the module and the application For design, exact type designations and order numbers, consult your SCHUNK contact person 5.3 Power supply unit The power supply unit must be designed for the module and the application. For design, exact type designations and order numbers, consult your SCHUNK contact person ELM en

13 Accessories 5.4 Position measuring systems To increase positioning accuracy Designation Type / ID Position measuring system for ELM WSM / Position measuring system for ELM WSM / Position measuring system for ELM WSM / Weight compensation For compensation of the slide weight and additional load in case of vertical use. Designation Type / ID Weight compensation for ELM GA / Weight compensation for ELM GA / Weight compensation for ELM GA / Hydraulic shock absorbers To prevent damage in case of malfunctions. Designation Type / ID Hydraulic shock absorbers for ELM 23 SD 23 / Hydraulic shock absorbers for ELM 37 SD 37 / ELM en 13

14 Accessories 5.7 Anti-fall device The module is optionally available with an anti-fall device for preventing mechanical damage in case of malfunctions. Designation Type / ID Anti-fall device for ELM ASP-E / Anti-fall device for ELM ASP-E / Anti-fall device for ELM ASP-E / Fan cooling To increase the constant force in case of higher power consumption. Alternatively, cooling by means of compressed air is possible, via the connection provided. ( 7.2, Page 18) Designation Typ / ID Fan cooling for ELM 23 MK 23 / Fan cooling for ELM 37 MK 37 / Cover For routing of electric wires and pneumatic hoses Designation Typ / ID Cover for ELM MA / Cover for ELM MA / Cover for ELM MA / ELM en

15 Technical data Technical data Further technical data can be found in the catalog data sheet. The most recent version applies. Basic version Mechanical operating data ELM 23-H70 ELM 37-H160 ELM 37-H260 Weight [kg] 1,5 4,95 5,5 Max. payload (horizontal installation) [kg] Max. stator temperature [ C] Max. driving force [N] Max. rated/constant force (with us of fan cooling) [N] Repeat accuracy (more exact positioning through accessory position measuring system) [mm] ±0.05 ±0.05 ±0.05 Max. speed [m/s] 1,5 1,4 1,4 Max. acceleration [m/s 2 ] Max. useful stroke [mm] IP rating Electrical operating data Nominal voltage [VDC] Max. current [A] 2,8 5 5 Operating data for compressed air connection Pressure medium Compressed air, compressed air quality according to ISO : ELM en 15

16 Technical data 6.2 Option with anti-fall device (deviating data) ELM 23-H70- ASP ELM 37-H160- ASP ELM 37-H260- ASP Weight [kg] 1,61 5,25 5,83 Minimum release pressure [bar] Static holding force [N] Max. axial play of clamp [mm] 0,2 0,25 0, Fan cooling MK 23 MK 37 Nominal voltage [VDC] Weight compensation GA GA GA Feeding force [N/bar] 2,6 6,7 6,7 Module slide weight [kg] 0,7 2,6 3, ELM en

17 Assembly and settings Assembly and settings Mechanical connection WARNING Danger of injury due to unexpected movements of the machine/system! Switch off energy supply. Check the evenness of the bolting surface The values relate to the entire bolting surface. Requirements for levelness of the bolting surface (Dimensions in mm) Diameter Permissible unevenness < 100 < 0.02 > 100 < 0.05 Mounting Connection geometries are on the base body, on the slide and on the end plate: Fig. 1 Connection geometries for ELM ELM en 17

18 Assembly and settings Fig. 2 Connection geometries for ELM 37 ELM 23 ELM 37 A M5 / 7 M5 / 10 B [mm] Ø5F7 / 7 Ø5F7 / 3 C [mm] Ø3F7 Ø5F7 D Km4 DIN974-1 Km5 DIN974-1 E [mm] - Ø5F7 / 5 F - M5 / 9 G [mm] / Air connections The module has a compressed air connection for cooling of the drive. Fig. 3 Luftanschlüsse ELM 23 ELM 37 A M5 M ELM en

19 Assembly and settings 7.3 Electrical connection WARNING Danger from electric voltage! Touching live parts can result in death. Switch off the power supply before any assembly, adjustment or maintenance work and secure against being switched back on again. Only qualified electricians should performe electrical installations. Cover up live parts. Check if de-energized, ground it and hot wire. Use the specified cable sets and controllers. Consult your SCHUNK contact person if necessary ELM en 19

20 Assembly and settings 7.4 Assembly of position measuring system WSM The position measuring system is delivered in disassembled state and must be assembled as described in the following figure: Fig. 4 Mounting of position measuring system Designation WSM 23-H70 WSM 37-H... A Clearance of reading head from 0.3 ± ±0.1 magnetic tape [mm] B Position of magnetic tape [mm] 7 27,5 The bolting surfaces must be clean and undamaged and the support surface for the magnetic tape must be free of dirt and grease. 1 Bolt the sensor bracket (5) to the base body using cylindrical screws (4). 2 Bond the magnetic tape (1) flush with the outer edge of the module to the base body (self-adhesive) as in the Figure. 3 Bolt the magnetic sensor (3) to the sensor bracket (5) using cylindrical screws (2).and set the clearance from the reading head to the magnetic tape (A) ELM en

21 Assembly and settings 7.5 Mounting of weight compensation GA Weight compensation GA 23 Fig. 5 Weight compensation GA 23 Designation GA 23 7 Air connection M5 1 Remove the end plate (A) and the mounting screws (B). 2 Clean the receiving bore for the weight compensation (arrow) and grease ( 9.2, Page 30). 3 Grease piston and insert pre-assembled piston rod ( ) into the receiving bore. 4 Re-install the end plate (A) and the mounting screws (B). 5 Secure screws with suitable chemical thread locking agent! 6 Screw piston rod into the threads provided in the end plate. 7 Secure piston rod with nut (07). 8 Secure nut with suitable chemical thread locking agent! ELM en 21

22 Assembly and settings Weight compensation GA 37 Fig. 6 Mounting weight compensation GA 37 Designation GA 37 4 Air connection M5 1 Place the pneumatic cylinder (1) in the opening provided in the base body and clamp it on the cover plate between the disk (2) and the nut (3) 2 Secure nut with suitable chemical thread locking agent! 3 Screw piston rod of the pneumatic cylinder into the threads provided in the end plate (arrow). 4 Secure threads with suitable chemical thread locking agent! ELM en

23 Assembly and settings 7.6 Mounting of shock absorbers SD Fig. 7 Mounting of shock absorbers SD Bezeichnung ELM 23 ELM 37 A Shock absorber SD 23 SD 37 1 Screw shock absorbers into the threads provided. 2 Secure shock absorbers with nuts. NOTE The module conducts the reference run only at a certain force. During the reference run the slide must always strike the internal stop (B). Set the shock absorber back far enough so that it does not serve as a stop ELM en 23

24 Assembly and settings 7.7 Mounting of anti-fall device ASP Fig. 8 Mounting of anti-fall device Designation ASP 23 ASP 37 9 Air connection M5 M5 1 Remove the end plate (A) and the mounting screws (B) from the module ELM. 2 Mount the pre-assembled base body unit consisting of the base body (8), clamping cartridge (7) and sliding bush (6) to the based body of the ELM using the included cylindrical screws (5). Secure threads with suitable chemical thread locking agent 3 Mount the pre-assembled unit consisting of the end plate (4), rod (3), disk (2) and nut (1) to the slide of the ELM using mounting screws (B). 4 Secure threads with suitable chemical thread locking agent! ELM en

25 Assembly and settings 7.8 Mounting of fan cooling MK Fig. 9 Mounting of fan cooling Designation MK 23 MK 37 1 Spacer 5mm Compact fan Protective grid Mounting screw ISO 4762 M4x Bolt compact fan (2) and protective grid (3) to the module using mounting screws (4). 2 Use spacer (1) to keep distance between the fan and the module 3 Secure threads with suitable chemical thread locking agent! ELM en 25

26 Assembly and settings 7.9 Mounting of cover MA Fig. 10 Mounting of cover 1 Mount cover (2) on the slide using mounting screws (1) and spacers (3). 2 Secure threads with suitable chemical thread locking agent ELM en

27 Troubleshooting Troubleshooting Modul bewegt sich nicht? Possible cause Cable is not connected correctly Wrong cable, controller or power sup-ply unit was used Corrective action Check whether all electrical connections are properly established Check whether original SCHUNK components or components recommended by SCHUNK with the correct specification were used ( 5, Page 12). Consult your SCHUNK contact person. 8.2 The module does not travel through the entire stroke? Possible cause Accumulation of dirt between the rotor and the stator Mounting surface is not even enough Components have become loose e.g. through over-loading. Corrective action Clean and grease the rotor. dismantle and clean module, if necessary ( 9.2, Page 30) and ( 9.3, Page 31) Check the levelness of the bolting surface.( 7.1, Page 17) Send the module to SCHUNK with a repair order or disassemble module. and inspect ( 9.4, Page 32). 8.3 Electric signals are not transmitted? Possible cause Cable is not connected correctly Falsches Kabel, Controller oder Netzteil verwendet Corrective action Check whether all electrical connections are properly established Check whether original SCHUNK components or components recommended by SCHUNK with the correct specification were used ( 5, Page 12). Consult your SCHUNK contact person ELM en 27

28 Troubleshooting 8.4 Motor temperature too high? Possible cause The module is not designed for the requirements Corrective action Check design. Consult your SCHUNK contact person. 8.5 Required speed is not reached? Possible cause The module is not designed for the requirements Corrective action Check design. Consult your SCHUNK contact person. 8.6 Required precision is not reached Mögliche Ursache The module is not designed for the requirements. Maßnahmen zur Behebung Check design. Check technical specifications ( 6, Page 15). Use the accessory position measuring system ( 5, Page 12). consult your SCHUNK contact person ELM en

29 Maintenance and care 9 Maintenance and care NOTICE The following recommendations apply if the unit is operated as intended in compliance with the specified operating parameters, operating conditions and settings. WARNING Danger of injury due to unexpected movements of the machine/system! Switch off energy supply. 9.1 Maintenance and lubrication intervals NOTICE At ambient temperatures above 60 C lubricants harden more quickly! Reduce interval accordingly. Interval Component Action 1000 operating hours Rotor / stator Clean rotor and stator and re-grease. ( 9.3, Page 31) operating hours Guide rails / guide carriage Lubricate at the provided lubrication points ( 9.2, Page 30) ELM en 29

30 Maintenance and care 9.2 Lubricants / lubrication points (basic lubrication) We recommend the lubricants listed here. Equivalent lubri-cants can also be used. Lubricant point Rotor Guide carriage Guide rails Lubricant LU02 from Linmot or UH from Klüber ISOFLEX TOPAS NCA 52 from Klüber Grease gun filled: SPRI-KWEM from INA Fig. 11 Lubrication points for guide carriage ELM en

31 Maintenance and care 9.3 Removing and cleaning rotor WARNING Danger of injury due to unexpected movements of the machine/system! Switch off energy supply. Fig. 12 Removing rotor 1 Loosen mounting screw (1) and remove 2 spherical washer/conical seat units (2) 2 Carefully pull rotor (3) back out of the stator (4). 3 Clean rotor (3) and inner surface of stator (4) with a soft cloth and alcohol. 4 Lubricate rotor ( previous Tab.) and carefully insert it in the stator. 5 Fasten rotor with mounting screw (1) and 2 spherical washer/conical seat units (2) 6 Check rotor (3) for smooth running; if necessary, loosen screw (1), push base body up to stop on end plate (5) and tighten again. NOTE Do not use hard brushes or organic solvents and cleaners other than alcohol! Secure threads with suitable chemical thread locking agent! ELM en 31

32 Maintenance and care 9.4 Dismantling the module WARNING Danger of injury due to unexpected movements of the machine/system! Switch off energy supply. NOTICE Sound technical knowledge is required for disassembly / assembly of the module. In case of damage and malfunctions, we recommend sending the module to the factory for repair. In case of unauthorized disassembly/assembly of the module, the SCHUNK warranty and guarantee will be voided. 1 Disassembly and assembly in accordance with the assembly drawing 2 Always comply with the generally applicable screw tightening torques! 3 Secure threads with suitable chemical thread locking agent! ELM en

33 Assembly drawing Assembly drawing Assembly of ELM 23 Fig. 13 Assembly of ELM ELM en 33

34 Assembly drawing 10.2 Assembly of ELM 37 Fig. 14 Assembly of ELM ELM en

35 Translation of original declaration of incorporation 11 Translation of original declaration of incorporation in terms of the Directive 2006/42/EG, Annex II, Part 1.B of the European Parliament and of the Council on machinery. Manufacturer/ Distributor SCHUNK GmbH & Co. KG Spann- und Greiftechnik Bahnhofstr D Lauffen/Neckar We hereby declare that on the date of the declaration the following incomplete machine complied with all basic safety and health regulations found in the directive 2006/42/EC of the European Parliament and of the Council on machinery. The declaration is rendered invalid if modifications are made to the product. Product designation: Linear axis / ELM / ID number , , , , , , , , , , , 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: Safety of machinery - General principles for design - Risk assessment and risk reduction The manufacturer agrees to forward on demand the relevant technical documentation for the partly completed machinery to state offices. The special technical documents according to Appendix VII, Part B belonging to the incomplete machine have been compiled. Person authorized to compile the technical documentation: Robert Leuthner, Address: see manufacturer's address Lauffen/Neckar, February 2014 p.p. Ralf Winkler, Head of Gripping Systems Development ELM en 35