SCHUNK OPR Series Assembly And Operating Manual

SCHUNK OPR Series Assembly And Operating Manual

Collision and overload protection sensor

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Original operating manual
Assembly and Operating Manual
OPR 061-221
Collision and Overload Protection Sensor

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Summary of Contents for SCHUNK OPR Series

  • Page 1 Original operating manual Assembly and Operating Manual OPR 061-221 Collision and Overload Protection Sensor...
  • 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.
  • Page 3: Table Of Contents

    Table of Contents Table of Contents Glossary of Terms .................... 5 General........................ 6 About this manual .................... 6 1.1.1 Presentation of Warning Labels ............... 6 1.1.2 Applicable documents ................ 7 Warranty ...................... 7 Basic safety notes .................... 8 Intended use...................... 8 Not intended use .................... 8 Constructional changes ..................
  • Page 4 Table of Contents Drawings......................... 38 OPR 61 ........................  38 OPR 081 ...................... 39 OPR 101 ...................... 40 OPR 131 ...................... 41 OPR 176 ...................... 42 OPR 221 ...................... 43 Dust and splashing water protection .............. 44 10 Translation of original declaration of incorporation .......... 45 11 Annex to Declaration of Incorporation .............. 46 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 5: Glossary Of Terms

    Glossary of Terms Glossary of Terms Adapter Plate Piston Optional component used to adapt the The component which, together with OPR Body or Stem to the user’s robot the Body, creates a pressure chamber. or tooling. Varying the pressure in this chamber varies the load required to move the Body piston.
  • Page 6: 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 7: Applicable Documents

    • 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 1.2 Warranty If the product is used as intended, the warranty is valid for 24...
  • Page 8: Basic Safety Notes

    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. 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 9: 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 10: 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 11: Malfunctions

    Basic safety notes 2.10 Malfunctions Behavior in case of malfunctions • Immediately remove the product from operation and report the malfunction to the responsible departments/persons. • Order appropriately trained personnel to rectify the malfunction. • Do not recommission the product until the malfunction has been rectified.
  • Page 12: Technical Data

    Technical data 3 Technical data Standard for quality of the clean, dry, non-lubricated compressed air from compressed air self-relieving regulator Pressure range min./max. [bar] OPR-...-P00: 1.4 / 6.2 OPR-...-P05: 1.4 / 5.9 OPR-...-P10: 1.4 / 5.5 OPR-...-P15: 1.4 / 5.2 Ambient temperature [°C] 5 to +50 IP rating...
  • Page 13: Design And Description

    Design and description 4 Design and description 4.1 Introduction The OPR is a pneumatically pressurized device offering protection to industrial robots and tooling in the event of accidental impacts and unanticipated loads. The unit works by “breaking away” from its working geometry in the event of excessive torsional, moment, or compressive axial forces, or any combination of these.
  • Page 14: Description

    Design and description 4.2 Description Adapter Plate Tool Side (option) Stem Cover Plate Switch/Connector Block Assembly Body Nano Adapter Plate Connector Robot Side (option) Pneumatic Port The OPR consists of a piston housing (body) closed with a cover plate assembly. A stem assembly protrudes through the cover plate assembly.
  • Page 15: Assembly

    A second interface plate is often required for mounting to the OPR stem. Such adapterplates may be ordered from SCHUNK as blank plates or machined as necessary for specific applications. Another option is for the user to fabricate their own interface plates.
  • Page 16 Assembly  CAUTION unexpected movement of the OPR Personal injury or damage to equipment is possible Before connecting or uncoupling the air supply to the OPR, • ensure that the air supply is turned off and that all trapped air has been vented Fastener Torque Specifications Type Screw [mm]...
  • Page 17: Electrical Connection

    Following you can find the connections between the internal switch and the pins in the Connector Block Assembly. Optional mating cables, available from SCHUNK Mechanical connection  15], utilize the brown-black-blue color code indicated.
  • Page 18: Switch Adjustment

    Assembly OPR-081-221 NC Switch Inside OPR Blue Brown Black Switch wiring as a normaly-closed , dry contact switch NOTE The user is responsible for connecting the OPR to their controls and providing an “electrical load” in series with the collision sensing switch.
  • Page 19 Assembly 5.2.1.1 Switch Adjustment for OPR 061 New version Old version Small Connector Block Larger Connector Block Adjustment Set Screw There are two styles of connector block assemblies. The Old version has a larger connector body than the New version. The New version has an adjustment set screw in the side of the connector body.
  • Page 20 Assembly Arbor Press Ram Dial indicator Sensor Lock Nut Interface Plate Arbor Press Sensor Loosen and remove the screw holding the connector block in Ø place. Taking care not to break the wires, pull the connector block away Ø from the body. Loosen the locknut on the proximity switch. Connect a test box Electrical connection  17].
  • Page 21 Assembly Switch adjustment of NOTE New version The switch is factory adjusted to open after the stem has traveled 0.5 mm in the axial direction. Adjustments should only be made if replacing the switch. De-energize all electrical and pneumatic power supplied to the Ø...
  • Page 22 Assembly CAUTION Before putting the OPR back into operation, confirm that the switch is functioning properlyElectrical connection  17]. 5.2.1.2 Switch Adjustment for OPR 081 - 221 The switch is factory adjusted to open after the stem has Ø traveled 0.02” (0.5 mm) in the axial direction. Adjustments should only be made after it has been determined that the OPR should open sooner or later after the start of a collision.
  • Page 23 Assembly Dial Indicator Press Ram Interface Plate Arbor Press Center the OPR under the press ram of an arbor press Ø Set a dial indicator in contact with the interface plate and adjust Ø it so that the probe is vertical. Set the dial indicator height so that it can read at least 1.5 mm stroke.
  • Page 24 Assembly Hexagon socket screw: Ø Use a 1.5 mm hexagon socket screw if the distance traveled before the switch turns off is greater than desired: Turn the set screw clockwise. ✓ less than desired: Turn the set screw counter-clockwise. ✓ After turning the adjusting screw, confirm that the switch is Ø...
  • Page 25: Operation

    The magnitude of overhung loads, robot accelerations, and applied loads prevent SCHUNK from recommending air pressure settings. Where high robots accelerations are anticipated the user may wish to supply the OPR with electronically variable or multiple, switchable air supplies.
  • Page 26: Troubleshooting

    If the OPR still fails to reset or if the switch fails to close after adjustment when the unloaded unit is in its working condition, contact SCHUNK. 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 27: Maintenance

    CAUTION Never disassemble OPR Versions with integrated springs. The OPR could be damaged Send the OPR for maintenance to SCHUNK • • Partial disassembly allows the unit to be cleaned, re-greased, and reassembled without special tools or adjustment procedures. Such maintenance work should be conducted every 5.000 or fewer collisions.
  • Page 28: Opr With The Spring Assist Option

    Maintenance  WARNING Danger from unexpected movements Damage to equipment or personnel injury is possible In all instances where the OPR is to be examined, installed, or • removed from service, ensure that air pressure has been vented from the unit, that electrical current is not supplied to the OPR’s signal circuit, and that the robot is in a safe, locked- out, condition consistent with local and national safety standards.
  • Page 29: Replacement Of Connector Block Assembly For Opr 061

    Maintenance 8.4.1 Replacement of connector block assembly for OPR 061 New version Old version Small Connector Block Larger Connector Block Adjustment Set Screw There are two styles of connector block assemblies. The Old version has a larger connector body than the New version. The New version has an adjustment set screw in the side of the connector body.
  • Page 30 Maintenance Replacement of Old Version Proximity Switch Connector Block Locknut Mounting Screw Remove the mounting screw using a 2.5 mm hex key Ø Pull the Connector Block away from the OPR being careful not Ø to strain the wires inside. Loosen the locknut on the proximity switch.
  • Page 31 Maintenance Perform switch adjustment Switch Adjustment for OPR 061  19] Ø Press the Connector Block Assembly firmly against the body of Ø the OPR while tightening the screw. When tightened securely, the Connector Block Assembly should rest parallel to its mounting surface.
  • Page 32: Replacement Of Connector Block Assembly For Opr 081 - 221

    Maintenance 8.4.2 Replacement of connector block assembly for OPR 081 - 221 There are two styles of connector block assemblies. Older version have wires to connect the Connector Board to the OPR. Newer versions have the Connector Boards attached to the Connector Block Remove the mounting screw using a 2.5 mm Allen wrench.
  • Page 33 Maintenance Replacement Connector block assembly replacement Hold the Micro Header Socket protruding from the Body with Ø needle nose pliers while plugging it into the PCB Header of the Connector Block Assembly. Position the Connector Block Assembly so that the dowel pin in the Connector Block Assembly is aligned with its mating hole in the Body.
  • Page 34: Re-Lubrication

    Maintenance 8.5 Re-lubrication Disassembly NOTE Cleaning may be accomplished with a clean, dry rag. For more thorough cleaning, use isopropyl alcohol. Remove the four socket head cap screws securing the Cover Ø Plate assembly to the Body. IMPORTANT!  During factory assembly, Loctite is applied to the screws to prevent them from coming loose in operation.
  • Page 35 Maintenance Surface of ball segment to be cleaned and re-lubricated: entire polished surface, 3 places. Surface of Stem Surface of Stem to be cleaned to be cleaned and and re-lubricated: rounded re-lubricated: entire flat edge between ball segments, 3 places. Cleaning and Re-lubricating the Stem Clean the lubricant from the working surfaces of the Cam and Ø...
  • Page 36 Maintenance Apply a generous coating of CRC Extreme Pressure Moly C.V. Re-assembly Ø Joint Grease (Moly Grease) to the top of the Piston Cap and to the rounded edges. Apply a generous coat of Moly Grease to each of the three ball Ø...
  • Page 37 Maintenance Apply Loctite 222MS to the four socket head cap screws and Ø thread them into the Body. (Note: On units with the Spring Assist Option it is necessary to use two opposing screws to evenly pull the Cover Plate down against the Body.) Tighten the screws per the following table Recommended Tightening Torques for Cover Screws Size OPR...
  • Page 38: Drawings

    Drawings 9 Drawings The following figures are example images. They serve for illustration and assignment of the spare parts. Variations are possible depending on size and variant. 9.1 OPR 61 Item Designation ID number Connector plug 9965112 Dust and spray cover 9954890 Welding sparks cover 9958058...
  • Page 39: Opr 081

    Drawings 9.2 OPR 081 Item Designation ID number Connector plug 9939134 Deflection mechanism 0321391 Sensor kit 9957437 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 40: Opr 101

    Drawings 9.3 OPR 101 Item Designation ID number Connector plug 9939134 Deflection mechanism 0321421 Sensor kit 9939550 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 41: Opr 131

    Drawings 9.4 OPR 131 ID number Connector plug 9939134 Deflection mechanism 0321451 Sensor kit 9952600 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 42: Opr 176

    Drawings 9.5 OPR 176 ID number Connector plug 9939134 Deflection mechanism 0321491 Sensor kit 9900038 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 43: Opr 221

    Drawings 9.6 OPR 221 ID number Connector plug 9939134 Deflection mechanism 0321541 Sensor kit 9939587 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 44: Dust And Splashing Water Protection

    Drawings 9.7 Dust and splashing water protection Item Designation OPR welding 9958058 9955588 9960517 9960518 9960519 9960520 splatter OPR - S-kit 0321390 0321420 0321450 0321490 0321540 splashing water protection (IP65) OPR - flexboot 0321376 0321195 0321416 0321447 0321492 0321535 splash-ing water protection (IP65) 06.00 | OPR 061-221 | Assembly and Operating Manual | en | 389236...
  • Page 45: Translation Of Original Declaration Of Incorporation

    10 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 46: Annex To Declaration Of Incorporation

    Annex to Declaration of Incorporation 11 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 Collision and Overload Protection Sensor Type designation To be provided by the System Integrator for the overall machine ⇓...
  • Page 47 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 48 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...

This manual is also suitable for:

Opr-061Opr-081Opr-101Opr-131Opr-176Opr-221

Table of Contents