SCHUNK PZH-SF35 Assembly And Operating Manual

3-finger-centric gripper

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Translation of the original manual
Assembly and Operating Manual
PZH-SF 350
3-finger-centric gripper

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Table of Contents
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Summary of Contents for SCHUNK PZH-SF35

  • Page 1 Translation of the original manual Assembly and Operating Manual PZH-SF 350 3-finger-centric 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.
  • 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 Warranty ...................... 6 Scope of delivery .................... 6 Accessories ...................... 7 1.4.1 Sensors ..................... 7 1.4.2 Seal kit ...................... 7 1.4.3 Wearing parts ................... 7 Basic safety notes ....................
  • Page 4 Table of contents Troubleshooting ..................... 26 Product does not move .................. 26 Product does not travel the entire stroke ............ 26 Product opens or closes abruptly ...............  26 Gripping force is dropping ..................  27 Product does not achieve the opening and closing times ........ 27 Electric signals are not transmitted ..............
  • 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 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 7: Accessories

    Inductive proximity switches Magnetic switch • Exact type designation of the compatible sensors see catalog. • Information on handling sensors is available at schunk.com or from SCHUNK contact persons. • For mounting the sensors, mounting kits are partly necessary. 1.4.2 Seal kit...
  • 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. 02.00 | PZH-SF 350 | Assembly and Operating Manual | en | 389485...
  • Page 9: Gripper Fingers

    Basic safety notes 2.5 Gripper fingers Requirements for the gripper fingers Stored energy within the product creates the risk of serious injuries and significant property damage. • Arrange the gripper fingers in a way that the product reaches either the position "open" or "closed" in a de-energized state. •...
  • Page 10: Personnel Qualification

    Basic safety notes 2.7 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 11: Notes On Safe Operation

    Basic safety notes 2.9 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 12: Disposal

    Basic safety notes 2.12 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. 2.13 Fundamental dangers General •...
  • Page 13: Protection During Commissioning And Operation

    Basic safety notes 2.13.2 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. 2.13.3 Protection against dangerous movements Unexpected movements Residual energy in the system may cause serious injuries while...
  • Page 14: Notes On Particular Risks

    Basic safety notes 2.14 Notes on particular risks  DANGER Risk of fatal injury from suspended loads! Falling loads can cause serious injuries and even death. Stand clear of suspended loads and do not step within their • swiveling range. Never move loads without supervision. •...
  • Page 15 Secure the end positions of the product with SCHUNK SDV-P • pressure maintenance valves. 02.00 | PZH-SF 350 | Assembly and Operating Manual | en | 389485...
  • Page 16: Technical Data

    Technical data 3 Technical data Reference value Value Noise emission [dB(A)] ≤ 70 Pressure medium Compressed air, compressed air quality according to ISO 8573-1:7 4 4 Closing force 1575 Opening force 1515 Opening angle per jaw 59.7 Closing moment Opening moment Weight [kg] Recommended workpiece weight [kg] Air consumption per double stroke [cm3]...
  • Page 17: Assembly

    Assembly 4 Assembly 4.1 Connections 4.1.1 Mechanical connection The values apply to the whole mounting surface to which the Evenness of the product is mounted. mounting surface Requirements for evenness of the mounting surface (Dimensions in mm) Edge length Permissible unevenness <...
  • Page 18 Assembly The screws used to fasten the gripper must be provided by the customer. Item Mounting PZH-SF 350 6 x screw thread diameter and 30 deep max. depth of engagement for gripper mounting from the rear 4 x screw thread diameter and 22 deep max.
  • Page 19 Assembly SCHUNK recommends using the ISO flange to fasten the gripper. Mounting with ISO All screws and centering elements required are supplied together Flange with the respective ISO flange (to be ordered separately). ID number ISO flange designation 0308093 ADF-ISO-9409-1-A-125...
  • Page 20: Pneumatic Connection

    Assembly 4.1.2 Pneumatic connection NOTICE Damage to the gripper is possible! If the maximum permissible finger weight or the permissible mass moment of inertia of the fingers is exceeded, the gripper can be damaged. A jaw movement always has to be without jerks and bounce. •...
  • Page 21: Finger Change

    Assembly 4.2 Finger change  WARNING Risk of injury when machine/system moves unexpectedly! Switch off power supply before assembly and installation. • Make sure that no residual energy remains in the system. • Remove the screws (104). Ø Remove the clamping ring (5) and upper bearing (101). Ø...
  • Page 22: Mounting The Sensor

    – The assembly and operating manual and catalog datasheet are included in the scope of delivery for the sensors and are available at schunk.com. • Information on handling sensors is available at schunk.com or from SCHUNK contact persons. 4.3.1 Magnetic Switch MMS 22...
  • Page 23 Assembly Positioning the magnetic switch Gripper open: Set the gripper to "open" position. Ø Push magnetic switch 1 (1) into the groove (4) until it stops at Ø the housing. Pull magnetic switch 1 (1) back again slowly until it switches. Ø...
  • Page 24: Inductive Proximity Switch In 80

    Assembly 4.3.2 Inductive proximity switch IN 80 Connection example for IN 80 brown black blue The inductive proximity switches used are equipped with reverse polarity protection and are short-circuit-proof. Make sure that you handle the proximity switches properly: • Do not pull on the cable. •...
  • Page 25 Assembly Assembly of the proximity switch Fasten the cam holder plate (1) to the rocker arm (2). Ø Fasten the brackets (5) in the countersinks provided in the Ø housing with the hexagon socket screws (8). NOTICE Assembly Tighten the hexagon socket screws (7) only far enough to allow the clamping sleeve (6) to still be turned.
  • Page 26: Troubleshooting

    Mounting surface is not sufficiently flat. Check the evenness of the mounting surface. Mechanical connection  17] Component part defective. Send product with a SCHUNK repair order or dismantle product. 5.3 Product opens or closes abruptly Possible cause Corrective action Too little grease in the mechanical guiding Clean and lubricate product.
  • Page 27: Gripping Force Is Dropping

    Pressure drops below minimum. Check air supply. Pneumatic connection  20] Component part defective. Replace component or send it to SCHUNK for repair. 5.5 Product does not achieve the opening and closing times Possible cause Corrective action Compressed air lines are not installed If present: Open the flow control couplings optimally.
  • Page 28: Electric Signals Are Not Transmitted

    Strands swapped. Check pin allocation. Bus signals should be transmitted. Bus signals can not be transmitted. Slip ring defective. Send the product to SCHUNK with a repair order. 02.00 | PZH-SF 350 | Assembly and Operating Manual | en | 389485...
  • Page 29: Maintenance

    Exchange of housing and base jaws The base jaws and the guidance in the housing are matched. To exchange these parts, send the product with a repair order to SCHUNK or order the housing with the base jaws as a set. 6.2 Maintenance interval NOTICE Material damage due to hardening lubricants! Lubricants harden more quickly at temperatures above 60°C,...
  • Page 30: Disassembly Of The Module

    Maintenance 6.4 Disassembly of the module Position of the item numbers Assembly drawing  32]. Actuate the gripper to set it to "open" position. Ø Empty the compressed air lines. Ø Remove the screws (104) and the swivel jaw (3). Ø Take out the safety rings (130).
  • Page 31: Screw Tightening Torques

    Maintenance 6.5.1 Screw tightening torques Position of the item numbers Assembly drawing  32] Item Thread Tightening torque [Nm] 6.5.2 Installing gear racks on the pinion Observe the position of the gear racks when installing the gear racks and the pinion. 02.00 | PZH-SF 350 | Assembly and Operating Manual | en | 389485...
  • Page 32: Assembly Drawing

    Maintenance 6.6 Assembly drawing Wearing part, replace during maintenance. Included in the seal kit. Seal kit can only be ordered completely. 02.00 | PZH-SF 350 | Assembly and Operating Manual | en | 389485...
  • Page 33: Translation Of Original Declaration Of Incorporation

    7 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 34: Annex To Declaration Of Incorporation

    Translation of original declaration of incorporation 7.1 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 3-finger-centric gripper Type designation PZH-SF...
  • Page 35 Translation of original 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 36 Translation of original 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...

Table of Contents