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Summary of Contents for SCHUNK MWS 20
- Page 1 Translation of the original manual Miniature-Change-System MWS 20 - 30 Assembly and Operating Manual Superior Clamping and Gripping...
- Page 2 Imprint Copyright: This manual remains the copyrighted property of SCHUNK GmbH & Co. KG. It is solely supplied to our customers and operators of our products and forms part of the product. This documentation may not be duplicated or made accessible to third parties, in particu- lar competitive companies, without our prior permission.
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Page 3: Table Of Contents
9.1 Commissioning ....................... 24 10 Troubleshooting ...................... 26 10.1 The system cannot be connected?................. 26 10.2 The system cannot be locked by the actuating ring? ..........26 10.3 No signal is arriving at the tool? ................26 02.01|MWS 20 - 30|en... - Page 4 10.4 Air is escaping from the MWS? ................26 11 Maintenance and Care .................... 27 11.1 Maintenance instructions ..................27 11.2 Maintenance and lubrication intervals ..............27 11.3 Lubricants/Lubrication points (basic lubrication) ..........27 12 Assembly drawing ....................28 02.01|MWS 20 - 30|en...
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Page 5: About This Manual
Warning about a danger point General mandatory sign to prevent material damage Applicable documents • General terms of business • Catalog data sheet of the purchased product The documents listed here, can be downloaded on our homepage www.schunk.com 02.01|MWS 20 - 30|en... -
Page 6: Basic Safety Notes
• the safety and installation notes are not observed. Avoid any manner of working that may interfere with the function and operational safety of the module. Wear protective equipment. NOTE More information are contained in the relevant chapters. 02.01|MWS 20 - 30|en... -
Page 7: Protective Equipment
Provide protective equipment per EC Machinery Directive. 2.4.2 Constructional changes, attachments, or modifications Additional drill holes, threads, or attachments that are not offered as accessories by SCHUNK may be attached only with permission of SCHUNK. Personnel qualification The assembly, initial commissioning, maintenance, and repair of the module may be performed only by trained specialist personnel. -
Page 8: Notes On Particular Risks
• Take a precautionary approach by maintenance and disassembly. • Only specially trained staff should disassemble the module. WARNING Risk of injury from objects falling and being ejected • The danger zone must be surrounded by a safety fence during operation. 02.01|MWS 20 - 30|en... -
Page 9: Warranty
• Miniature Change Head MWK in the ordered model. • Miniature Change Adapter MWA in the ordered model. • Accessory pack Accessories The following accessories that are required for the module must be ordered seperately: • Electro module 02.01|MWS 20 - 30|en... -
Page 10: Technical Data
ISO 29262 / DIN 32565 Pressure medium Compressed air, standard for quality of the compressed air according to ISO 8573-1: 7 4 4 Further technical data can be found in the catalog data sheet. The most recent version applies. 02.01|MWS 20 - 30|en... -
Page 11: Product Design
Product design Product design Fig. 1 Structure of the MWS Miniature Change Head (MWK) actuating ring with lever milled groove (marking) centering pin Miniature Change Adapter (MWA) milled groove (marking) Application possibilities Fig. 2 02.01|MWS 20 - 30|en... -
Page 12: Mounting
Mounting Mounting Fig. 3 Mounting example Robot arm Tool (for example a gripper) 02.01|MWS 20 - 30|en... -
Page 13: Mounting The Mwk At The Robot
Centering sleeve The pins required for the electrical feed through are installed at SCHUNK. If more pins are required by the customer, the instal- lation of these pins must be done prior to installation. 1 Use head screws (1) from the enclosed pack. -
Page 14: Mounting The Mwa To The Tool
Centering sleeve The pins required for the electrical feed through are installed at SCHUNK. If more pins are required by the customer, the instal- lation of these pins must be done prior to installation. 1 If there are no possibilities for mounting at the tool, an addi- tional adapter plate must be prepared. -
Page 15: Assignment
Electrical pins are not suitable for the transmission of measuring signals! MWS 20 Fig. 6 View of the MWK 20 in combined assignment (with view to the connection side to the MWA) Item 2P-0E 2P-4E Feed through: P= pneumatic E= electrical 02.01|MWS 20 - 30|en... - Page 16 Mounting MWS 30 Fig. 7 View of the MWK 30 in combined assignment (with view to the connection side to the MWA) Item 2P-4E 2P-6E 2P-8E Feed through: P= pneumatic E= electrical 02.01|MWS 20 - 30|en...
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Page 17: Assignment Mwa
Electrical pins are not suitable for the transmission of measuring signals! MWS 20 Fig. 8 View of the MWA 20 in combined assignment (with view to the connection side to the MWK) Item 2P-0E 2P-4E Feed through: P= pneumatic E= electrical 02.01|MWS 20 - 30|en... - Page 18 Mounting MWS 30 Fig. 9 View of the MWA 30 in combined assignment (with view to the connection side to the MWK) Item 2P-4E 2P-6E 2P-8E Feed through: P= pneumatic E= electrical 02.01|MWS 20 - 30|en...
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Page 19: Installation Of Additional O-Rings
MWS 20 max. 6 MWS 30 max. 10 Mounting the O-rings for the compressed air feed-through Fig. 10 View of the connection side toward the robot Fig. 11 View of the connection side toward the MWA 02.01|MWS 20 - 30|en... - Page 20 2 Press in the O-rings using a suitable tool, e.g. a punch (see Fig- ure) in axial direction. 3 Turn unit over. 4 Press in the O-rings in axial direction on the opposite side of the mounted O-rings. 02.01|MWS 20 - 30|en...
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Page 21: Mounting Of Additional Pins
3 CAUTION Important: watch out for correct mounting side! Observe the marking. Insert the ferrule with the broad side (cone) pointing upward axially until the stop. The ferrule protrudes on the opposite side beyond the housing. 02.01|MWS 20 - 30|en... - Page 22 2 First press in the sleeve in axial direction until the stop. 3 Insert the spring-loaded contact pin with the golden side pointing upward axially until the stop. The contact pin then protrudes on both sides. 02.01|MWS 20 - 30|en...
- Page 23 • Attach shrink tube over the solder joint. • For the assignment of the electrical contacts of the relevant unit. ( 8.3.1, Page • MWK is solded on robot side 15). ( 8.3.2, Page • MWA is solded tool side 17). 02.01|MWS 20 - 30|en...
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Page 24: Function And Handling
The MWS is operated manually. A distinction is made between connecting and disconnecting the system. NOTE The example shows MWS 20. The handling of MWS 30 is identical. Connecting Fig. 18 Connecting the MWS Lever at the MWK must be in "open" position. - Page 25 Function and Handling Disconnecting NOTE The example shows MWS 20. The handling of MWS 30 is identical. Fig. 19 Disconnecting the MWS 1 Turn the actuating ring manually in “open” direction until the stop. 2 Pull adapter (MWA) from head (MWK) in axial direction.
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Page 26: Troubleshooting
There is a leak in the system. Switch off the power supply and check to ensure that: • the markings line up. • all o-rings were mounted / are still present. • all o-rings were mounted at the right position. 02.01|MWS 20 - 30|en... -
Page 27: Maintenance And Care
Maintenance instructions • Unless otherwise specified, secure all screws and nuts with Loc- tite no. 243 and tighten with the appropriate tightening torque. • Send damaged changing system for repair to SCHUNK. 11.2 Maintenance and lubrication intervals Interval [operating cycles] 50.000... -
Page 28: Assembly Drawing
Assembly drawing Assembly drawing Fig. 20 Assembly MWS Grease during maintenance 02.01|MWS 20 - 30|en...
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