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Maintenance

10.00 | SRU | Assembly and Operating Manual | en | 389439

8.3 Lubricants/Lubrication points (basic lubrication)

SCHUNK recommends the lubricants listed.
During maintenance, treat all greased areas with lubricant. Thinly
apply lubricant with a lint-free cloth.

Lubricant point

Lubricant

The teeth and the pinion

Molykote BR 2 plus

Metallic sliding surfaces

Renolit HLT 2

All seals

Renolit HLT 2

8.4 Disassembly and assembly

8.4.1 Dismantle product

Position of the item numbers

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 compressed air hoses.

Unscrew the screws (34) and remove the cover 1 (3).

Unscrew the screws (60) and remove the cover 2 (14).

Mark the installation position of the piston (2) and the pinion
(6 / 16).

Version with media feed-through: Unscrew the screws (41) and
remove the cover (18).

Disassemble the safety ring (33) on the pinion.

Type SRU 8 and Type SRU 10: Remove the washer (7).

Press the pinion (6 / 16) upward out of the housing (1).

Servicing the module.

Содержание SRU 10

Страница 1: ...Translation of the original manual Assembly and Operating Manual SRU Pneumatic Rotary Unit...

Страница 2: ...tions for the purpose of technical improvement Document number 389439 Version 10 00 03 05 2019 en SCHUNK GmbH Co KG All rights reserved Dear Customer thank you for trusting our products and our family...

Страница 3: ...d operating conditions 10 2 6 Personnel qualification 10 2 7 Personal protective equipment 12 2 8 Notes on safe operation 12 2 9 Transport 13 2 10 Malfunctions 13 2 11 Disposal 14 2 12 Fundamental dan...

Страница 4: ...shock absorber stroke 34 6 2 1 Shock absorber stroke variant H 35 6 2 2 Shock absorber stroke variant S 36 7 Troubleshooting 37 7 1 Product does not move 37 7 2 Product does not travel through the ent...

Страница 5: ...manual Illustrations in this manual are provided for basic understanding and may differ from the actual product design In addition to these instructions the documents listed under Applicable document...

Страница 6: ...ants This operating manual applies to the following variations SRU with elastomer dampening S SRU with hydraulic dampening H SRU without dampening W SRU With pneumatic center positioning M SRU With fl...

Страница 7: ...cessory pack Content of the accessory pack 2 x centering sleeves for mounting 2 x O rings for hose free direct connection 2 x locking screws for hose connections 2 x cylinder pin ID No of the accessor...

Страница 8: ...e corresponding product variants see catalog data sheet 1 4 1 Seal kit ID No of the seal kit Seal kit for Variants ID number SRU 8 SRU 10 W H S 5517914 W H S M 5517915 W H S 2 4 5517916 W H S 2 4 5517...

Страница 9: ...uct is intended for installation in a machine system The applicable guidelines must be observed and complied with The product is intended for industrial and industry oriented use Appropriate use of th...

Страница 10: ...the product unsafe leading to the risk of serious injuries considerable material damage and or a significant reduction to the product s life span See also Basic data 20 2 6 Personnel qualification Ina...

Страница 11: ...gulations Qualified personnel Due to its technical training knowledge and experience qualified personnel is able to perform the delegated tasks recognize and avoid possible dangers and knows the relev...

Страница 12: ...les when handling hazardous substances Wear close fitting protective clothing and also wear long hair in a hairnet when dealing with moving components 2 8 Notes on safe operation Incorrect handling of...

Страница 13: ...priate means Secure the product against falling during transportation and handling Stand clear of suspended loads 2 10 Malfunctions Behavior in case of malfunctions Immediately remove the product from...

Страница 14: ...system If the energy supply is connected do not move any parts by hand Do not reach into the open mechanism or movement area of the product during operation 2 12 1 Protection during handling and asse...

Страница 15: ...avert danger Until the installed monitors become effective it must be assumed that the drive movement is faulty with its action being dependent on the control unit and the current operating condition...

Страница 16: ...reaction leading to injuries The operator must ensure that all components and assembly groups are included in the local potential equalisation in accordance with the applicable regulations While payin...

Страница 17: ...tive measures to secure the danger zone 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...

Страница 18: ...damage WARNING Risk of injury if the condition or behavior of the product is undefined Cutting off the compressed air supply in an uncontrolled manner could lead to undefined states and behavior This...

Страница 19: ...ting Manual en 389439 19 3 Technical data 3 1 Type key SRU mini 8 W M 4 EX Size 8 12 10 14 Dampening method S speed W soft H hard Center position no M pneumatic Fluid feed through no 2 2 channels 4 2...

Страница 20: ...technical data is included in the catalog data sheet Whichever is the latest version Ambient conditions and operating conditions Designation SRU 8 10 12 14 variant S H SRU 8 10 12 14 variant W Ambien...

Страница 21: ...connections 3 Housing with grooves for sensors 4 Shock absorbers 5 Sleeve for adjusting the end positions 4 2 Description The product is a pneumatic miniature swivel unit for rotating and swiveling m...

Страница 22: ...rning swiveling movement is carried out without bouncing or bumping Therefore provide sufficient throttling and damping Please observe the information in the catalog data sheet NOTICE Risk of damage t...

Страница 23: ...rew in throttle valves and connect compressed air lines Pneumatic connection 26 OR with hose free direct connection Mount throttle valves in the supply lines a and b Use O rings from the accessory pac...

Страница 24: ...the mounting surface The values apply to the whole mounting surface to which the product is mounted Requirements for evenness of the mounting surface Dimensions in mm Edge length Permissible unevennes...

Страница 25: ...e Nm 0 75 0 75 1 3 1 3 1 Screws for fastening from below underside M3 4 5 deep M3 4 5 deep M4 6 deep M4 6 deep Max tightening torque Nm 1 3 1 3 3 3 2 Screws for fastening on the side M3 4 5 deep M3 4...

Страница 26: ...osition Air connections Thread diameter of the air connections Item Designation SRU 8 10 12 14 1 Thread diameter hose connection A B C M3 2 Thread diameter hose free direct connection on base side a b...

Страница 27: ...the lock nut 40 at stop B Set the end position with sleeve B 5 and stop B 15 Hold sleeve B 5 and stop B 15 tight and tighten the lock nut 40 Check the end positions Apply pressure to connection B unti...

Страница 28: ...Loosen the lock nuts 54 of the stop spindles 25 Unscrew stop A2 as far as possible Turn the pinion clockwise and keep it pressed against stop A1 Turn stop A1 until the desired central position has be...

Страница 29: ...datasheet and Overview of sensors 29 For technical data for the suitable sensors see assembly and operating manual and catalog datasheet The assembly and operating manual and catalog datasheet are inc...

Страница 30: ...sembly and operating manual Apply air pressure to connection A 4 Pinion 2 swivels towards the end position Insert or screw the first sensor 1 into the groove 5 Move the sensor along the groove until i...

Страница 31: ...rs Connect sensor and secure cable see sensor assembly and operating manual Apply air pressure to connection A 4 Pinion 2 swivels towards the end position Hold teaching tool to the sensor 1 until the...

Страница 32: ...w control valves and shock absorbers must be used Setting the speed 32 and Adjustment of the shock absorber stroke 34 Please observe the information in the catalog pages 6 1 Setting the speed NOTICE R...

Страница 33: ...e speed is too low the product will brake too soon and the end position will be reached too slowly If the speed is too high the product will impact against the end position and the shock absorber will...

Страница 34: ...roke Movement Target position End position Target time Time T Damping The shock absorber stroke is too long and the end position is reached too slowly Movement Target position End position Target time...

Страница 35: ...gently Adjustment of the shock absorber stroke 34 Hold on to the sleeve 5 and shock absorber 49 and tighten the counter nut 46 Adjusting the dampening for end position 180 Apply air pressure to connec...

Страница 36: ...OTICE The end position must be approached softly Adjustment of the shock absorber stroke 34 Hold sleeve 61 and shock absorber 69 tight and retighten the lock nut 46 Setting the shock absorption for en...

Страница 37: ...Open the flow control valve Component part defective Replace component or send it to SCHUNK for repair 7 2 Product does not travel through the entire stroke Possible cause Corrective action Accumulat...

Страница 38: ...nness of the mounting surface One way flow control valve is missing or adjustet incorrectly Install and adjust one way flow control valve Loading too large Check the permissible weight Mechanical conn...

Страница 39: ...nterval million cycles for SRU 8 14 Maintenance work 2 Clean all parts thoroughly check for damage and wear if necessary replace seals and wearing parts Dismantle product 40 Position of the wearing pa...

Страница 40: ...ion of the item numbers Assembly drawing 42 WARNING Risk of injury when machine system moves unexpectedly Switch off power supply before assembly and installation Make sure that no residual energy rem...

Страница 41: ...ening torque Tightening torque for screws 41 NOTICE Material damage due to incorrect assembly The O rings 42 can become damaged during assembly Install the cover for the internal air feed through 18 c...

Страница 42: ...ng figures are example images They serve for illustration and assignment of the spare parts Variations are possible depending on size and variant Wearing part replace during maintenance Included in th...

Страница 43: ...Maintenance 10 00 SRU Assembly and Operating Manual en 389439 43 Assembly of fluid feed through and hydraulic damping Assembly of rotary unit with central position...

Страница 44: ...Maintenance 44 10 00 SRU Assembly and Operating Manual en 389439 Assembly of rotary unit with damper elastomer damping...

Страница 45: ...tic Rotary Unit SRU pneumatic ID number 0356810 0356877 0356930 0356973 The partly completed machine may not be put into operation until conformity of the machine into which the partly completed machi...

Страница 46: ...nitions X 1 1 2 Principles of safety integration X 1 1 3 Materials and products X 1 1 4 Lighting X 1 1 5 Design of machinery to facilitate its handling X 1 1 6 Ergonomics X 1 1 7 Operating positions X...

Страница 47: ...le guards X 1 4 2 3 Adjustable guards restricting access X 1 4 3 Special requirements for protective devices X 1 5 Risks due to other hazards 1 5 1 Electricity supply X 1 5 2 Static electricity X 1 5...

Страница 48: ...irements for certain categories of machinery X 2 1 Foodstuffs machinery and machinery for cosmetics or pharmaceutical products X 2 2 Portable hand held and or guided machinery X 2 2 1 Portable fixing...

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