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Translation of the original manual Assembly and Operating Manual PZB-plus 3-Finger-Centric Gripper...
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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.
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.
• 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 1.1.3 Sizes This operating manual applies to the following sizes: •...
General 1.3 Scope of delivery The scope of delivery includes • 3-Finger-Centric Gripper PZB-plus in the version ordered • Assembly and Operating Manual • Accessory pack 1.3.1 Accessories kit Content of the accessory pack: • 6 x Centering sleeves for mounting •...
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. 2.5 Gripper fingers Requirements for the gripper fingers Stored energy within the product creates the risk of serious injuries and significant property damage.
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. •...
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.
Basic safety notes 2.13 Fundamental dangers General • Observe safety distances. • Never deactivate safety devices. • Before commissioning the product, take appropriate protective measures to secure the danger zone. • Disconnect power sources before installation, modification, maintenance, or calibration. Ensure that no residual energy remains in the system.
Basic safety notes 2.13.3 Protection against dangerous movements Unexpected movements Residual energy in the system may cause serious injuries while working with the product. • Switch off the energy supply, ensure that no residual energy remains and secure against inadvertent reactivation. •...
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. •...
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Secure the end positions of the product with SCHUNK SDV-P • pressure maintenance valves. 08.00 | PZB-plus | Assembly and Operating Manual | en | 389366...
* 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. 08.00 | PZB-plus | Assembly and Operating Manual | en | 389366...
Design and description 4 Design and description 4.1 Design 3-Finger-Centric Gripper Housing Base jaw Compressed air main connection 4.2 Description Universal 3-finger centric gripper with high gripping force and high maximum moments per finger, plus center bore. 08.00 | PZB-plus | Assembly and Operating Manual | en | 389366...
Assembly 5 Assembly 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 •...
Assembly Screw the product to the machine/system, Ø Mechanical connection 20]. When mounting from the rear: use cylindrical pins for fixing ✓ the product in place. If necessary, use appropriate connection elements (adapter ✓ plates). Observe requirements for adapter plate, ✓...
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Assembly 5.2 Connections 5.2.1 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 < 100 <...
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Assembly Item Mounting PZB-plus 80 100 Mounting screw (3 x) M6 M8 M8 M10 M10 M12 Max. depth of engagement from locating surface [mm] • without gripping force maintenance Max. depth of engagement from locating surface [mm] • with gripping force maintenance (AS / IS) Fitting bore for centering Ø...
Assembly 5.2.2 Pneumatic connection NOTE • Observe the requirements for the compressed air supply, Technical data 16]. • In case of compressed air loss (cutting off the energy line), the components lose their dynamic effects and do not remain in a secure position.
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Assembly Thread diameter of the air connections Connection PZB-plus Main connections (Hose connection) G1/8" G1/4" Air purge connection Hose-free direct connection 08.00 | PZB-plus | Assembly and Operating Manual | en | 389366...
– 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. 5.3.1 Overview of sensors...
Assembly 5.3.2 Switch-off hysteresis for magnetic switches Sensors MMS 22, MMS-P 22, MMS 22-PI1 and MMS 22-PI2 The smallest detectable difference in stroke is defined in the following table: The smallest detectable difference in stroke based on the nominal stroke For grippers with X mm Min.
Assembly 5.3.4 Setting dimensions * Setting dimension I1, from product bottom edge (1) to front sensor (2) The setting dimension applies for the following sensors: • Programmable magnetic switch MMS 22-PI1 • Programmable magnetic switch MMS 22-PI2 • Programmable magnetic switch MMS-P 22 Size l1* [mm] Size...
Assembly 5.3.5 Mounting MMS 22 magnetic switch CAUTION Risk of damage to the sensor during assembly! Observe the maximal tightening torque. • Positioning the magnetic switches Position "Gripper open" or "Part gripped (I.D. gripping)" Bring product in the position to be set. Ø...
Assembly 5.3.6 Mounting MMS 22-PI1 programmable magnetic switch CAUTION Risk of damage to the sensor during assembly! Observe the maximal tightening torque. • NOTE If there is no T-nut available, slide the sensor according to dimension I1 into the groove (2), Setting dimensions 26].
Assembly 5.3.7 Mounting programmable MMS 22-PI2 magnetic switch CAUTION Risk of damage to the sensor during assembly! Observe the maximal tightening torque. • NOTE If there is no T-nut available, slide the sensor according to dimension I1 into the groove (2), Setting dimensions 26].
Assembly 5.3.8 Mounting programmable MMS-P 22 magnetic switch CAUTION Risk of damage to the sensor during assembly! Observe the maximal tightening torque. • NOTE If there is no T-nut available, slide the sensor according to dimension I1 into the groove (2), Setting dimensions 26].
Assembly 5.3.9 Mounting the reed switch RMS 80 CAUTION Blockade of the gripper after setting or replacing of the switching cam! The switching cam can be tilt in the guide, if it was not fixed exactly in the base jaw. Apply the switching cam in the direction of the base jaw, so •...
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Assembly NOTE If the switching position cannot be queried, it may be that the alignment of the control cam has to be changed, Turn control cam 25]. Position "Gripper closed" or "Part gripped (O.D. gripping)" Slide the sensor 3 (1) to the stop into the bracket (2). Ø...
Assembly 5.3.10 Mounting inductive proximity switch IN 80 CAUTION Blockade of the gripper after setting or replacing of the switching cam! The switching cam can be tilt in the guide, if it was not fixed exactly in the base jaw. Apply the switching cam in the direction of the base jaw, so •...
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Assembly NOTE If the switching position cannot be queried, it may be that the alignment of the control cam has to be changed, Turn control cam 25]. Position "Gripper closed" or "Part gripped (O.D. gripping)" Slide the sensor 3 (1) to the stop into the bracket (2). Ø...
Assembly 5.3.11 Mounting flexible position sensor FPS The flexible position sensor FPS consists of an evaluation unit and the sensor FPS-S-M8. CAUTION Risk of damage to the sensor during assembly! Observe the maximal tightening torque. • To be able to mount the sensor, the gripper has to be retrofitted with a special mounting kit.
Make sure that there is no adhesive on the bottom of the ✓ control cam (6), which comes into contact with the sensor. SCHUNK recommends the adhesive Loctite 290 or 638. ✓ Slide control cam (6) out of the mounting kit front into the base jaw.
With O.D. gripping the "Gripper closed" position and with I.D. gripping the "Gripper opened" position cannot be queried. Should you have questions, do not hesitate to contact SCHUNK. Actual signal Optimum signal Stroke [mm] Analog signal on O.D.
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Make sure that there is no adhesive on the bottom of the ✓ control cam (6), which comes into contact with the sensor. SCHUNK recommends the adhesive Loctite 290 or 638. ✓ Slide control cam (6) into the base jaw to the stop.
Assembly 5.3.14 Mounting the radio system RSS-R1/T2 The radio system RSS-R1/T2 can be used with the following sensors: • Reed switch RMS 80 Install the sensor, Mounting the reed switch RMS 80 31]. Assembly Ø Adjust the sensor, see the assembly and operating manual for Ø...
Unused air connections open. Close unused air connections. Flow control valve closed. Open the flow control valve. Component part defective. Replace component or send it to SCHUNK for repair. 6.2 Product is not executing the complete stroke Possible cause Corrective action Dirt deposits between cover and piston.
Pressure drops below minimum. Check air supply. Pneumatic connection 22] Component part defective. Replace component or send it to SCHUNK for repair. 6.5 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.
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. Maintenance of version with gripping force maintenance I.D.
Maintenance 7.3 Lubricants/Lubrication points SCHUNK recommends the lubricants listed. Lubricant point Lubricant Metallic sliding surfaces microGLEIT GP 360 All seals Renolit HLT 2 Bore hole at the piston Renolit HLT 2 During maintenance, treat all greased areas with lubricant. Thinly apply lubricant with a lint-free cloth.
Maintenance 7.4.2 Version with gripping force maintenance "I.D. gripping" Position of the item numbersAssembly drawing 47] WARNING Risk of injury when the machine/system moves unexpectedly. Remove the energy supplies. Remove the compressed air hoses. Ø Remove the cover (5). Ø Mark the installation position of the piston (3/8) and the base Ø...
Maintenance 7.4.3 Version with gripping force maintenance I.D. Position of the item numbersAssembly drawing 47] WARNING Risk of injury when the machine/system moves unexpectedly. Remove the energy supplies. Remove the compressed air hoses. Ø Remove the cover (5). Ø Mark the installation position of the piston (3/8) and the base Ø...
Assembly drawing 8 Assembly drawing The following figure is an example image. It serves for illustration and assignment of the spare parts. Variations are possible depending on size and variant. 08.00 | PZB-plus | Assembly and Operating Manual | en | 389366...
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Assembly drawing **** with gripping force with gripping force without gripping force maintenance O.D. gripping maintenance maintenance I.D. gripping Assembly of variants Wearing part, replace during maintenance. Included in the seal kit. Seal kit can only be ordered completely. in sizes 100 - 300 in sizes 80 - 300 **** Positions are adapted to each other and can not be replaced by the...
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...
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 3-Finger-Centric Gripper Type designation PZB-plus...
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Annex to Declaration of Incorporation Protection against mechanical hazards 1.3.5 Risks related to combined machinery 1.3.6 Risks related to variations in operating conditions 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...
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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...
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