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Summary of Contents for SCHUNK EMH Series
- Page 1 Translation of the original manual Assembly and Operating Manual Electro-permanent magnetic gripper...
- Page 2 Imprint Copyright: This manual is protected by copyright. The author is SCHUNK GmbH & Co. KG. All rights reserved. Any reproduction, processing, distribution (making available to third parties), translation or other usage - even excerpts - of the manual is especially prohibited and requires our written approval.
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Page 3: Table Of Contents
Table of Contents Table of Contents General........................ 5 About this manual .................... 5 1.1.1 Presentation of Warning Labels ............... 5 1.1.2 Definition of Terms................... 6 1.1.3 Applicable documents ................ 6 1.1.4 Sizes ...................... 6 Warranty ...................... 6 Scope of delivery .................... 6 Accessories ...................... 6 Basic safety notes .................... - Page 4 Table of Contents Assembly ........................ 19 Installing and connecting.................. 19 Mechanical connection .................. 19 Electrical connection .................. 20 5.3.1 Power connection pin allocation ............ 21 5.3.2 Logic connection pin allocation .............. 21 Commissioning ....................... 22 Adjusting the holding force ................ 23 Signal sequence "Product magnetization" ............ 24 Signal sequence "Product ready for operation"...
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Page 5: General
General 1 General 1.1 About this manual This manual contains important information for a safe and appropriate use of the product. This manual is an integral part of the product and must be kept accessible for the personnel at all times. Before starting work, the personnel must have read and understood this operating manual. -
Page 6: Definition Of Terms
• General terms of business * • Catalog data sheet of the purchased product * The documents marked with an asterisk (*) can be downloaded on our homepage schunk.com 1.1.4 Sizes This operating manual applies to the following sizes: • EMH 36-B •... -
Page 7: Basic Safety Notes
Use of unauthorized spare parts Using unauthorized spare parts can endanger personnel and damage the product or cause it to malfunction. • Use only original spare parts or spares authorized by SCHUNK. 02.00 | EMH | Assembly and Operating Manual | en | 1393220... -
Page 8: Ambient Conditions And Operating Conditions
Basic safety notes 2.5 Ambient conditions and operating conditions Required ambient conditions and operating conditions Incorrect ambient and operating conditions can make the product unsafe, leading to the risk of serious injuries, considerable material damage and/or a significant reduction to the product's life span. •... -
Page 9: Personal Protective Equipment
Basic safety notes 2.7 Personal protective equipment Use of personal protective equipment Personal protective equipment serves to protect staff against danger which may interfere with their health or safety at work. • When working on and with the product, observe the occupational health and safety regulations and wear the required personal protective equipment. -
Page 10: Transport
Basic safety notes 2.9 Transport Handling during transport Incorrect handling during transport may impair the product's safety and cause serious injuries and considerable material damage. • When handling heavy weights, use lifting equipment to lift the product and transport it by appropriate means. •... -
Page 11: Protection During Handling And Assembly
Basic safety notes 2.12.1 Protection during handling and assembly Incorrect handling and assembly Incorrect handling and assembly may impair the product's safety and cause serious injuries and considerable material damage. • Have all work carried out by appropriately qualified personnel. •... -
Page 12: Protection Against Electric Shock
Basic safety notes • Never rely solely on the response of the monitoring function to avert danger. Until the installed monitors become effective, it must be assumed that the drive movement is faulty, with its action being dependent on the control unit and the current operating condition of the drive. -
Page 13: Protection Against Magnetic And Electromagnetic Fields
Basic safety notes Possible electrostatic energy Components or assembly groups may become electrostatically charged. When the electrostatic charge is touched, the discharge may trigger a shock reaction leading to injuries. • The operator must ensure that all components and assembly groups are included in the local potential equalisation in accordance with the applicable regulations. -
Page 14: Technical Data
Technical data 3 Technical data 3.1 Basic data Designation 36-B 45-B 84-B 114-B Dimensions XxYxZ [mm] 66x50x116 66x50x116 130x105x152 130x105x152 Weight [kg] Magnetic induction [gauss] Magnetic surface [cm 6.08 10.75 41.25 81.97 Number of poles 2, concentric Load capacity for horizontal 22.5 89.5 175.5... -
Page 15: Design And Description
Design and description 4 Design and description 4.1 Structure Electric permanent magnetic gripper Ground connection (thread) Logic connection (connector), communication via digital I/O interface Power connection (connector) Magnetic surface LED status display • Error: flashes red if there is a malfunction. The flashing pattern indicates the type of malfunction, Troubleshooting 26]. -
Page 16: Description
Design and description 4.2 Description The product is an electric permanent magnetic gripper for the energy-efficient handling of ferromagnetic workpieces. The workpieces are free from interfering contours allowing access from five sides and are also reliably held in emergency stop scenarios. -
Page 17: Magnetic Suitability Of The Workpiece Material
• Some stainless steels (e.g. austenitic), which are only slightly magnetizable after being hardened by plastic deformation. • Non-metallic materials Note: if you have questions about the magnetic suitability of a workpiece, contact SCHUNK. 02.00 | EMH | Assembly and Operating Manual | en | 1393220... -
Page 18: Factors Influencing The Holding Force
The forces exerted by the machine/system must be significantly less than the holding force attainable with the respective workpiece. Note: if you have questions about the holding force, contact SCHUNK. 02.00 | EMH | Assembly and Operating Manual | en | 1393220... -
Page 19: Assembly
Assembly 5 Assembly 5.1 Installing and connecting WARNING Risk of injury from the procuct falling during assembly and operation ! Make sure that the product is securely mounted on the • machine/system Check the flatness of the mounting surface, Mechanical Ø... -
Page 20: Electrical Connection
Assembly Mounting screws Item Designation 36-B 45-B 84-B 114-B Mounting screws (4 x) Thread Maximum depth of engagement [mm] Mounting screw strength class Centering sleeves (2 x) Ø10 Ø10 Ø14 Ø14 5.3 Electrical connection CAUTION Damage due to faulty connection! A faulty connection can cause damage to the product. -
Page 21: Power Connection Pin Allocation
Assembly 5.3.1 Power connection pin allocation Power connection Function Type Logic power supply (+24 VDC) Input GND power GND logic Power supply (+24 VDC) 5.3.2 Logic connection pin allocation CAUTION Material damage due to incorrect grounding! Permanent damage to the electronics possible! Ensure reliable equipotential bonding. - Page 22 Commissioning 6 Commissioning Observe all notes in this chapter when commissioning and Ø making adjustments on the system side of the product. DANGER Danger from electric voltage! Touching live parts may result in death. Switch off the power supply before any assembly, adjustment or •...
- Page 23 Commissioning WARNING Risk of injury due to loss of workpiece! A holding force that is too low can lead to the loss of a workpiece and serious injuries during handling. Test workpiece suitability for each type of workpiece separately. • Increase the holding force if necessary.
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Page 24: Signal Sequence "Product Magnetization
Commissioning 6.2 Signal sequence "Product magnetization" When adjusting the system-side "Product magnetization" process, Ø observe the following signal sequence: Signal sequence during the "Product magnetization" process Force signal A and force signal B: adjust the required holding force level by switching on or off, Adjusting the holding force 23]. -
Page 25: Signal Sequence "Product Ready For Operation
Commissioning 6.3 Signal sequence "Product ready for operation" The "Product ready for operation" signal is always switched on. If the signal switches off, then there is an error, such as a cable breakage. Signal sequence "Product ready for operation" Force signals A and B, Adjusting the holding force 23]. -
Page 26: Troubleshooting
LED flashes Product Max. permissible product temperature is exceeded; four times. temperature error allow the product to cool down. LED flashes five System error Contact SCHUNK. times. 02.00 | EMH | Assembly and Operating Manual | en | 1393220... -
Page 27: Workpiece Is Detached From The Product
Troubleshooting 7.4 Workpiece is detached from the product Possible cause Corrective action Product is not performing the Check the product, lines and connections for magnetization process at all or not damage. correctly. Check the activation time and correct if necessary. Before activation, the magnetic surface must lie completely against the workpiece. -
Page 28: Maintenance
Damage caused by faulty disassembly and assembly! Incorrect disassembly and assembly can cause damage to the product and/or accessories. The product and/or accessories may only be checked and • repaired by SCHUNK. 02.00 | EMH | Assembly and Operating Manual | en | 1393220... -
Page 29: Translation Of Original Declaration Of Incorporation
9 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/ SCHUNK GmbH & Co. KG Spann- und Greiftechnik Distributor Bahnhofstr. 106 – 134 D-74348 Lauffen/Neckar... -
Page 30: Annex To Declaration Of Incorporation
Annex to Declaration of Incorporation 10 Annex to Declaration of Incorporation according 2006/42/EG, Annex II, No. 1 B 1.Description of the essential health and safety requirements pursuant to 2006/42/EC, Annex I that are applicable and that have been fulfilled with: Product designation Electric permanent magnetic gripper Type designation ID number... - Page 31 Annex to Declaration of Incorporation Protection against mechanical hazards 1.3.1 Risk of loss of stability 1.3.2 Risk of break-up during operation 1.3.3 Risks due to falling or ejected objects 1.3.4 Risks due to surfaces, edges or angles 1.3.5 Risks related to combined machinery 1.3.6 Risks related to variations in operating conditions 1.3.7...
- Page 32 Annex to Declaration of Incorporation Maintenance 1.6.1 Machinery maintenance 1.6.2 Access to operating positions and servicing points 1.6.3 Isolation of energy sources 1.6.4 Operator intervention 1.6.5 Cleaning of internal parts Information 1.7.1 Information and warnings on the machinery 1.7.1.1 Information and information devices 1.7.1.2 Warning devices 1.7.2...
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