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Summary of Contents for SCHUNK EGS Series
- Page 1 Translation of Original Operating Manual Assembly and Operating Manual Electric 2-finger parallel swivel unit...
- Page 2 Imprint Imprint Copyright: This manual is protected by copyright. The author is SCHUNK GmbH & Co. KG. All rights reserved. Technical changes: We reserve the right to make alterations for the purpose of technical improvement. Document number: 389746 Version: 05.00 | 26/07/2022 | en...
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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 Applicable documents ................ 6 1.1.3 Sizes ...................... 6 Warranty ...................... 6 Scope of delivery .................... 6 Accessories ...................... 7 1.4.1 Spare parts packages ................ 7 Basic safety notes .................... - Page 4 Table of Contents Assembly and settings .................... 30 Installing and connecting.................. 30 Connections...................... 31 5.2.1 Mechanical connection................ 31 5.2.2 Electrical connection ................ 34 Notes to sensors .................... 35 Prepare product for angle of rotation 30-135° and 215-270° ...... 36 Angle of rotation, sensor bracket and setting sensor......... 37 Logic table ......................
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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: Applicable Documents
• Catalog data sheet of the purchased product * • Assembly and operating manuals of the accessories * The documents labeled with an asterisk (*) can be downloaded from schunk.com. 1.1.3 Sizes This operating manual applies to the following sizes: •... -
Page 7: Accessories
Spare parts packages allow for the maintenance and repair of individual components. For information on the range of the spare parts packages, see www.schunk.com > Service. The following spare parts packages are available for this product: • Spare part package "Swiveling stop"... -
Page 8: 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. 05.00 | EGS | Assembly and Operating Manual | en | 389746... -
Page 9: Gripper Fingers
Basic safety notes 2.4 Gripper fingers Requirements of gripper fingers Accumulated energy can make the product unsafe and risk the danger of serious injuries and considerable material damage. • Execute the gripper fingers in such a way that the product reaches either the "open"... - Page 10 Basic safety notes Interference The electromagnetic compability with pulse-shaped inference variables: variables has been verified and confirmed according to the following standards: Standard Title EN 61000-4-2 Test and measurement procedures - Testing the (2008) interference immunity to discharging of static electricity EN 61000-4-4 Test and measurements procedures - Testing the...
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Page 11: Environmental Conditions
Basic safety notes 2.5.2 Environmental conditions Requirements for The following information applies if the product is transported and transport and storage stored in the original package. Mechanical Environmental Conditions Standard: IEC 60721-3-2 (1997-02) Title: Classification of environmental conditions – Part 3: Classification of groups of environmental parameters and their severities, Section 2: Transportation. - Page 12 Basic safety notes The product may only be used in the following locations if additional measures are taken: • In locations with a high level of ionizing radiation • In locations with difficult operating conditions, e.g., due to caustic fumes, gases, oils or chemicals •...
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Page 13: Personnel Qualification
Basic safety notes 2.6 Personnel qualification Inadequate qualifications of the personnel If the personnel working with the product is not sufficiently qualified, the result may be serious injuries and significant property damage. • All work may only be performed by qualified personnel. •... -
Page 14: Notes On Safe Operation
Basic safety notes 2.8 Notes on safe operation Incorrect handling of the personnel Incorrect handling and assembly may impair the product's safety and cause serious injuries and considerable material damage. • Avoid any manner of working that may interfere with the function and operational safety of the product. -
Page 15: Disposal
Basic safety notes 2.11 Disposal Handling of disposal The incorrect handling of disposal may impair the product's safety and cause serious injuries as well as considerable material and environmental harm. • Follow local regulations on dispatching product components for recycling or proper disposal. 2.12 Fundamental dangers General •... -
Page 16: Protection During Commissioning And Operation
Basic safety notes 2.12.2 Protection during commissioning and operation Falling or violently ejected components Falling and violently ejected components can cause serious injuries and even death. • Take appropriate protective measures to secure the danger zone. • Never step into the danger zone during operation. 2.12.3 Protection against dangerous movements Unexpected movements Residual energy in the system may cause serious injuries while... -
Page 17: Protection Against Electric Shock
Basic safety notes 2.12.4 Protection against electric shock Work on electrical equipment Touching live parts may result in death. • Work on the electrical equipment may only be carried out by qualified electricians in accordance with the electrical engineering regulations. •... -
Page 18: Protection Against Magnetic And Electromagnetic Fields
Basic safety notes 2.12.5 Protection against magnetic and electromagnetic fields Work in areas with magnetic and electromagnetic fields Magnetic and electromagnetic fields can lead to serious injuries. • Persons with pace-makers, metal implants, metal shards, or hearing aids require the consent of a physician before entering areas in which components of the electric drive and control systems are mounted, started up, and operated. -
Page 19: Notes On Particular Risks
Basic safety notes 2.13 Notes on particular risks DANGER Danger from electric voltage! Touching live parts may result in death. Switch off the power supply before any assembly, adjustment • or maintenance work and secure against being switched on again. Only qualified electricians may perform electrical installations. - Page 20 Basic safety notes WARNING Risk of burns through contact with hot surfaces! Surfaces of components can heat up severely during operation. Skin contact with hot surfaces causes severe burns to the skin. For all work in the vicinity of hot surfaces, wear safety gloves. •...
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Page 21: Technical Data
Technical Data 3 Technical Data Designation EGS 25 EGS 40 Supply voltage [VDC] Min. 21.6 Max. 26.4 Gripper data Min. Supply current power supply unit [A]* Max. Current input [A] ** Gripping force switch [position] 100 75 Gripping force [%] 100 75 Current input in blocked state [A] *** 0.2 0.15 0.1... - Page 22 Noise emission [dB(A)] ≤ 70 * For use in dirty ambient conditions (e.g. sprayed water, vapors, abrasion or processing dust) SCHUNK offers corresponding product options as standard. SCHUNK also offers customized solutions for special applications in dirty ambient conditions. Warranty Designation Warranty duration [months] or maximum cycles [mil.]...
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Page 23: Design And Description
Design and description 4 Design and description 4.1 Design Design Swiveling axis connector Swiveling stop Rotary switch "swivel Switching lug speed" LED "swiveling axis" Sensor bracket slider Housing Base jaw Sensor bracket LED "gripper" Scale Rotary switch "gripping force" Pointer stop Gripper connector 4.2 Description The product is an electrical 2-finger parallel gripping rotary unit... -
Page 24: Function Label
Design and description 4.3 Function label EGS Size 25 Function label EGS 25 Rotary switch "gripping LED "READY" force" Rotary switch "swivel LED "ERROR" speed" EGS Size 40 Function label EGS 40 Rotary switch "gripping LED "READY" force" Rotary switch "swivel LED "ERROR"... -
Page 25: Rotary Switch Gripping Force And Swivel Speed
Design and description 4.3.1 Rotary switch gripping force and swivel speed The gripping force is changed by altering the current limitation via the "Gripping force" rotary switch. Via the "swivel speed" rotary switch, the RPM specification for the speed controller is set by changing the swivel speed. The "Gripping force"... -
Page 26: Led
Design and description 4.3.2 LED Designation Color Function READY Green Indicates whether the voltage is connected. • Lights up as long as voltage is present in the product. • Does not light up if there is no voltage in the product. ERROR Indicates whether there is a warning or an error. -
Page 27: Anti-Windup Regulator
Design and description 4.4 Anti-Windup regulator In order to ensure the same movement shape of the swiveling axis, an Anti-Windup regulator is integrated. Every time the voltage supply for the swiveling axis is switched on, an adaption phase for the blockage recognition of the anti-windup regulator is run. - Page 28 Design and description Rest period between CAUTION two commands Material damage due to faulty control! The internal electronics can be damaged by two commands following too quickly in succession. Maintain a rest period between commands. • The following graph shows the minimum rest period that must be kept between two commands.
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Page 29: Definition Swivel Direction
Design and description 4.6 Definition swivel direction Swivel direction • The scale provides a reference for the swivel direction. – Swivel clockwise (CW) - angular position drops – Swivel anti-clockwise (ACW) - angular position rises 05.00 | EGS | Assembly and Operating Manual | en | 389746... -
Page 30: Assembly And Settings
Assembly and settings 5 Assembly and settings 5.1 Installing and connecting WARNING Risk of injury due to unexpected movements! If the power supply is switched on or residual energy remains in the system, components can move unexpectedly and cause serious injuries. Before starting any work on the product: Switch off the power •... -
Page 31: Connections
Assembly and settings 1. Check the evenness of the mounting surface, } 5.2.1 [/ 31]. NOTE In order to ensure a smooth operation, the product must be grounded using the conductive housing. To do so, screw the product onto a conductive surface to which a grounding cable is screwed. - Page 32 Assembly and settings Requirements for evenness of the mounting surface (Dimensions in mm) Edge length Permissible unevenness < 100 < 0.02 > 100 < 0.05 Connections at the base jaws Connections at the base jaws Item Mounting EGS 25 EGS 40 Thread in base jaws Tightening torque [Nm] Bore holes for cylindrical pin...
- Page 33 Assembly and settings Connections at the The product can be mounted from three sides. housing Connections at the housing Item Mounting EGS 25 EGS 40 Side A Mounting screw Max. depth of engagement from locating surface [mm] Tightening torque [Nm] Centering sleeve Ø...
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Page 34: Electrical Connection
Assembly and settings 5.2.2 Electrical connection CAUTION Material damage due to incorrect assembly! When connecting the cable, do not exceed the maximum • tightening torque of 0.8 Nm for the cable. Make sure that the connections are not stressed due to •... -
Page 35: Notes To Sensors
NOTE Observe the assembly and operating manual of the sensor for mounting and connecting. • Information about the operation of sensors at schunk.com or at the SCHUNK contact persons. NOTE • Do not use the sensor as a safety component. -
Page 36: Prepare Product For Angle Of Rotation 30-135° And 215-270
Assembly and settings 5.4 Prepare product for angle of rotation 30-135° and 215-270° Angles of rotation of 30°–270° and various workpiece sizes can be monitored with the sensors. For angles of rotation of 30°–135° and 215°–270°, four switching lugs are required. For an angle of rotation of 135°–215°, only two switching lugs are required. -
Page 37: Angle Of Rotation, Sensor Bracket And Setting Sensor
Assembly and settings Example, sensor monitoring 90° and 270° 5.5 Angle of rotation, sensor bracket and setting sensor WARNING Risk of injury due to unexpected movements! If the power supply is switched on or residual energy remains in the system, components can move unexpectedly and cause serious injuries. - Page 38 Assembly and settings NOTE If a sensor bracket (8) is in the way when sliding a swivel stop (5) or a swivel stop (5) is in the way when sliding a sensor bracket (8), the order of these parts in the circular groove can be changed. To do this, the associated T-nuts are removed from the groove and placed back in.
- Page 39 Assembly and settings Adjusting the sensor. The sensor brackets (8) are fixed using the screw (6) in the circular groove. 1. Align product to the first swivel position. 2. Loosen screw (6) until the sensor bracket (8) can be slid into the groove.
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Page 40: Logic Table
Assembly and settings 5.6 Logic table The allocation of sensors S1 to S4 to the angles of rotation or to the positions of the gripper finger are shown in logic tables. Example, angle of rotation range 30° - 135° and 215° - 270° Total- angle of Stop 1 gripper Stop 1 gripper... - Page 41 Assembly and settings The X in the table represents each dampened sensor (logic high). Example, angle of rotation 135° - 215° Total angle of Stop 1 gripper Stop 1 gripper Stop 2 gripper Stop 2 gripper rotation open closed closed open 135°-215°...
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Page 42: Troubleshooting
} 7 [/ 45] Mounting surface is not sufficiently flat. Check the evenness of the mounting surface. } 5.2.1 [/ 31] Breakage of components, e.g. by Send the product to SCHUNK with a repair overloading. order. 6.3 Product opens or closes jerkily Possible cause... -
Page 43: Gripping Force Too Low
Corrective action Dirt deposits between pointer stop and Clean product. housing top section with scale. A component is broken e.g. due to Send the product to SCHUNK with a repair overloading. order. 6.7 Product rotates jerkily Possible cause Corrective action Dirt deposits between pointer stop and Clean product. -
Page 44: Electric Signals Are Not Transmitted
Troubleshooting 6.9 Electric signals are not transmitted? Possible cause Corrective action Cable connected incorrectly. Check that pin terminal is seated properly. } 5.2.2 [/ 34] Strands swapped. Check pin allocation. } 5.2.2 [/ 34] 6.10 Faults which are displayed via LED Error Notes on the malfunctions, } 4.3.2 [/ 26]. -
Page 45: Maintenance
Maintenance 7 Maintenance WARNING Risk of injury due to unexpected movements! If the power supply is switched on or residual energy remains in the system, components can move unexpectedly and cause serious injuries. Before starting any work on the product: Switch off the power •... -
Page 46: Lubricants And Lubricating Points
Travel the full stroke every 1000 cycles or at least once daily. • 7.2 Lubricants and lubricating points SCHUNK recommends the listed lubricant. During maintenance, treat all greasing areas with lubricant. Apply a thin film of lubricant using a lint-free cloth or brush. -
Page 47: Changing Swiveling Stop
Maintenance 7.3 Changing swiveling stop Disassembling 1. Read the position of the swiveling stop (2) off the scale and mark it if necessary. 2. Remove the screws (3). 3. Remove the swiveling stop (2) carefully. Note: leave the circular T-nut (1) in the slot. 4. -
Page 48: Changing The Sensor Bracket
Maintenance 7.4 Changing the sensor bracket Disassembling 1. Read off the position of the sensor bracket (4) from the scale and mark it if necessary. 2. Undo the screws (2). 3. Carefully pull the sensors (6) out downwards. 4. Remove the screw (5). 5. Carefully remove the sensor bracket (2). Note: leave the circular T-nut (1) in the slot. - Page 49 Maintenance Tightening torque [Nm] Item Designation Screw [Nm] 0.08 Screw [Nm] 05.00 | EGS | Assembly and Operating Manual | en | 389746...
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Page 50: Translation Of Original Declaration Of Incorporation
8 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 Clamping and gripping technology Distributor Bahnhofstr. 106 - 134 D-74348 Lauffen/Neckar... -
Page 51: Annex To Declaration Of Incorporation
Annex to Declaration of Incorporation 9 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 2-finger parallel swivel unit Type designation ID number... - Page 52 Annex to Declaration of Incorporation Protection against mechanical hazards 1.3.7 Risks related to moving parts 1.3.8 Choice of protection against risks arising from moving parts 1.3.8.1 Moving transmission parts 1.3.8.2 Moving parts involved in the process 1.3.9 Risks of uncontrolled movements Required characteristics of guards and protective devices 1.4.1 General requirements...
- Page 53 Annex to Declaration of Incorporation 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 Warning of residual risks 1.7.3 Marking of machinery 1.7.4 Instructions 1.7.4.1 General principles for the drafting of instructions 1.7.4.2 Contents of the instructions 1.7.4.3...
- Page 56 Translation of Original Operating Manual SCHUNK GmbH & Co. KG Clamping and gripping technology Bahnhofstr. 106 - 134 D-74348 Lauffen/Neckar Tel. +49-7133-103-0 Fax +49-7133-103-2399 info@de.schunk.com schunk.com Folgen Sie uns I Follow us...
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