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                              Version 1.12  (2021 .07.07) 

Original instruction s  

INSTRUCTION MANUAL 

Y

 type 

ROTARY HYDRAULIC CYLINDER 

CLOSED CENTER 

 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Kitagawa Corporation

77-1,Motomach i,Fu chu -sh i,Hiroshima,726 -8610,Japan  

TEL +81-(0)847 -40 -0561 

FAX +81-(0 )847-45 -8911 

 

 

 

 

 

This  instruction  manual  is  for  production  engineers  and  maintenance 

personnel  in  charge  of  operation  of  this  product.  When  a  beginner 

uses  this  product,  receive  instructions  from  experienced  personnel, 

the distributor or our company. 

 

 

Before  installing,  operating  or  maintaining  this  equipment,  carefully 

read  this  manual  and  the  safety  labels  attached  to  the  equipment. 

Failure to follow these instructions and safety precautions could result 

in serious injury, death, or property damage. 

 

 

Store this manual near equipment for future reference. 

 

 

If  any  questions  related  to  safety  arise  about  this  manual,  please 

confirm them with the distributor or our company. 

 

   

 

DANGER 

Содержание Y-RE Series

Страница 1: ...ct When a beginner uses this product receive instructions from experienced personnel the distributor or our company Before installing operating or maintaining this equipment carefully read this manual and the safety labels attached to the equipment Failure to follow these instructions and safety precautions could result in serious injury death or property damage Store this manual near equipment fo...

Страница 2: ... as shown below depending on the damage of risk including the seriousness of the harm that could result Please sufficiently understand the meanings of these terms and follow the instructions for safe operation Safety Alert Symbol The triangle is the safety alert symbol used to alert you to potential safety hazards that could result in injury or death Indicates a hazardous situation which if you no...

Страница 3: ...confirm them with our company or distributor before performing them Guarantee and Limitation of Liability The guarantee period of this product is 1 year after delivery Use the parts delivered by Kitagawa Corporation for all the parts including consumable parts We will not assume responsibility for injury death damage or loss caused by usage of parts not manufactured by Kitagawa Corporation Additio...

Страница 4: ...fication table 4 Hydraulic Oil 19 5 Trial Operation 21 6 Proximity switch 23 6 1 Specifications 6 2 Adjusting the position of a proximity switch 7 Maintenance and Inspection 25 7 1 Maintenance and inspection of cylinder 7 2 Maintenance and inspection of hydraulic unit 7 3 List of seals to use 8 Malfunction and Countermeasures 26 8 1 In the case of malfunction 8 2 Where to contact in the case of ma...

Страница 5: ...ction and attachment of cylinder adapter 9 3 Production and attachment of draw bar 9 4 Attachment of cylinder 9 5 Tightening torque of cylinder attaching bolt 10 About Hydraulic Circuit Design 38 11 Other Information 41 11 1 About standards and orders 11 2 Information about markings of product 11 3 About disposal ...

Страница 6: ...0 R 5th digit and after that are not displayed for the standard cylinders 1 Y Abbreviated name of Y cylinders 2 10 Nominal inside diameter of the cylinder 3 20 Nominal piston stroke 4 R Cylinder with lock valve relief valve RE Cylinder with lock valve relief valve and proximity switch 5 7 Columns for special specification ...

Страница 7: ...MA0886RHG 6 1 2 Structural drawing Y R type Y RE type Fig 1 Note Proximity switch is not included Please prepare by yourself ...

Страница 8: ...rk from flying safe design maintenance and erroneous action prevention of the hydraulic system to maintain the gripping force of the chuck is extremely important Thoroughly read the Important Safety Precautions on and after page 10 in this manual As for the chuck follow the instruction manual for the chuck ...

Страница 9: ...p screw 6 12or16 2 Relief valve 2 20 Socket head cap screw 4 3 Cylinder 1 21 O ring 1 4 Rotary valve 1 22 5 Sleeve 1 23 O ring 1 6 Sleeve cover 1 24 O ring 1 7 Piston 1 25 O ring 1 8 Guide pin 2 26 O ring 1 9 27 10 28 Oil seal 1 11 29 Retaining ring 1 12 30 Retaining ring 1 13 31 14 32 15 33 16 34 17 Bearing 1 35 18 Bearing 1 ...

Страница 10: ...ary valve 1 22 O ring 3 5 Sleeve 1 23 O ring 1 6 24 O ring 1 7 Piston 1 25 O ring 1 8 Guide pin 2 26 O ring 1 9 Set screw 2 27 Oil seal 1 10 Piston bar 1 28 Oil seal 1 11 Casing 1 29 Retaining ring 1 12 Plate A 2 30 Retaining ring 1 13 Plate B 2 31 Machine screw 3 14 Cover 1 32 Machine screw 4 15 Adjusting plate 2 33 Washer 4 16 Detectable plate 1 34 Set screw 2 17 Bearing 1 35 Set screw 2 18 Bear...

Страница 11: ... caught Close door before rotating spindle If the door is not closed you may touch the rotating chuck or the work may fly out which is very dangerous In general the safety interlock function which allows rotation only when the door is the manual mode or the test mode During spindle rotation do not turn off hydraulic pump power supply and do not operate switching valve Cutting off hydraulic pressur...

Страница 12: ...ed the allowable maximum input force Input must match the specification of the chuck Adjust the hydraulic pressure to the cylinder so that the input which determines the gripping force of the chuck does not exceed Excessive input force can lead to breakage of the chuck which is very dangerous as the chuck can work can be damaged and fly out Be sure cover is attached to periphery of cylinder before...

Страница 13: ...he spindle or the cylinder when you tighten bolts Your hand could slip and get injury when you work without fixing the spindle You must use a torque wrench for torque control Since the material of the cylinder is aluminum it is 80 of the tightening torque to the bolt size specified for the hydraulic chuck of our company Tightening torque is moment of force when you tighten a bolt Tightening torque...

Страница 14: ... safe combination when using at high pressure with our company or the distributor Especially when the cylinder of our company and a high pressure chuck of other company are combined confirmation is necessary If one of the abnormal events shown below occurs during operation immediately stop the machine and consult with our company or the distributor The work slips Loss of accuracy The work begins t...

Страница 15: ... lost instantly and this is dangerous as work will fly out If the draw bar is unbalanced excessive vibration could occur breaking the screw and resulting in the gripping force being lost and the work flying out When screwing the draw bar piston to the end of the pull side stroke If the engagement of the screw of the draw bar is loose vibration may occur resulting in breakage of the screw If the sc...

Страница 16: ... the cylinder from the cylinder Do not rotate the cylinder without hydraulic pressure Doing so could cause seizing inside the cylinder leading to a drop in the gripping force of the chuck This is dangerous as work will fly out Periodically add hydraulic oil Turn off power and use designated hydraulic oil Refer to page 19 If supplying of the hydraulic oil is insufficient the operation speed may low...

Страница 17: ...ydraulic oil changes causing an increase in pressure which is dangerous resulting in malfunction If seizing is caused by foreign matter the gripping force of the chuck will lower which is dangerous as the work will fly out Do not operate the machine after drinking alcohol or taking medication Do not operate the machine wearing gloves a necktie and other loose clothing or jewelry Dangerous since th...

Страница 18: ...mperature Operating temperature Operating temperature 20 50 C 10 40 C Y RE47 type Cylinder with lock valve relief valve proximity switch Table 4 Type Y0715RE01C Y1020RE47 Y1225RE47 Y1530RE47 Y2035RE47 Piston stroke mm 15 20 25 30 35 Piston surface area cm 2 Push 42 84 120 174 312 Pull 37 79 113 160 290 Piston maximum thrust force kN Push 15 9 31 45 65 117 Pull 13 9 29 42 60 108 Maximum operating h...

Страница 19: ...his product the product should be subjected to the antirust treatment and stored in a place free from wetting condensation or freeze Operating Piston thrust force kN Piston Maximum Thrust force kN Operating hydraulic pressure MPa 0 25 Maximum operating hydraulic pressure MPa 0 25 ...

Страница 20: ...pply decreases the acting speed causes thrust force insufficiency resulting in a drop in the chuck gripping force which could allow the work to fly out Use abrasion resistant and deforming hydraulic oil Add a filter of 20μm or less in the pressure supply line P to maintain the function of the cylinder and to prevent seizing caused by foreign matter If high speed rotation is continued the oil tempe...

Страница 21: ...victim to fresh air If symptoms persist call a physician After contact with skin Wash off with mild cleaners and plenty of water If symptoms persist call a physician After contact with eyes Rinse with plenty of water If symptoms persist call a physician After ingestion If large amounts are swallowed do not induce vomiting Obtain medical attention Please refer to each MSDS about the hydraulic fluid...

Страница 22: ...ly raise the operating pressure up to the rated pressure while checking the items specified above At this point check that the drainage is flowing smoothly 4 Rotate the lathe spindle by setting the rotation speed to the minimum If there is no run out of the cylinder or no abnormalities in the support and piping gradually raise the rotation speed If the rotation vibration is too excessive run out o...

Страница 23: ...l level 4 If the cylinder cannot be operated even after the chuck setting pressure is raised to the maximum and the operation specified in the above item 3 is repeated several times return to the chuck setting pressure turn off the power supply cool down the temperature of the cylinder surface to be almost the same as the room temperature and then repeat the operations specified in the above items...

Страница 24: ...or the detection of chucking unchucking of a workpiece The proximity switch is not included so please prepare it by yourself by referring to the specifications of the proximity switch below Table 5 Type BES M12MI NSC20B BV02 BALLUFF Voltage 24V DC Leakage current 200mA or less Operation style NPN Table 6 Type BES M12MI NSC20B BV02 BALLUFF OP2 BLACK V BROWN 0V BLUE OP1 BLACK Fig 6 ...

Страница 25: ... the detectable plate 16 until the LED of proximity switch lights up At this time adjust the screw of proximity switch so that the distance between proximity switch and outside diameter end of detectable plate 16 is about 1 mm and slide to adjust the adjusting plate 15 in the axial direction Tighten the socket head cap screw 20 to fix the adjusting plate 15 Grip the workpiece For another proximity...

Страница 26: ...2401 P15 JIS B 2401 P15 3 23 O ring JIS B 2401 P30 JIS B 2401 P30 JIS B 2401 P35 JIS B 2401 P45 JIS B 2401 P55 JIS B 2401 P30 JIS B 2401 P30 JIS B 2401 P35 JIS B 2401 P45 JIS B 2401 P55 1 24 O ring JIS B 2401 P65 JIS B 2401 P95 JIS B 2401 P115 JIS B 2401 P140 JIS B 2401 P185 JIS B 2401 P65 JIS B 2401 P95 JIS B 2401 P115 JIS B 2401 P140 JIS B 2401 P185 1 25 O ring JIS B 2401 G50 JIS B 2401 G50 JIS ...

Страница 27: ...f the returning side pipe or the drain is more than usual Temperature Rise Check that the viscosity of the hydraulic oil is as designated Replenish the hydraulic oil inside the tank if it is low When the room temperature is high and the radiation effect of the tank is bad control the oil temperature using a cooler or a fan etc Pump noise Do not suck air Replenish the hydraulic oil inside the tank ...

Страница 28: ...ect the problem or improve the situation immediately stop using the machine Continuous use of a broken product or a defective product may cause a serious accident by the cylinder or the work flying out Only experienced and trained personnel should do repairs and fix malfunctions Repair of a malfunction by a person who has never received instruction from an experienced person the distributor or our...

Страница 29: ...ool manufacturers personnel who attach a cylinder to a machine Please read following instruction carefully when you attach or detach a cylinder to machine and please sufficiently understand and follow the instructions for safe operation 9 Attachment 9 1 Outline drawing of attachment Fig 8 ...

Страница 30: ...level Refer to Fig 8 If the hydraulic oil stagnates inside the cylinder oil leakage occurs which may cause a fire Install after removing the dust inside the pipe completely Add a filter to the pressure supply line P If foreign matters gets inside the cylinder this is dangerous since the rotation valve of the cylinder will seize the hose will tear off and the cylinder will rotate This is also dange...

Страница 31: ...ortens the life of the cylinder significantly Bring the cylinder as close to the lathe spindle support as possible The attaching method of the cylinder adapter and the measuring method of run out are illustrated in the drawings below Fig 9 Table 9 Never fail to provide a setscrew to prevent loosening of the cylinder adapter Fig 10 Cylinder adapter attaching part Fig 9 Run out measurement of the cy...

Страница 32: ... Type φA F7 φB φC D MAX Socket head cap screw Y0715R Y0715RE01C 30 65 90 46 6 M6 Y1020R Y1020RE47 30 80 100 45 6 M10 Y1225R Y1225RE47 35 110 130 51 6 M12 Y1530R Y1530RE47 45 110 130 56 12 M12 Y2035R Y2035RE47 55 120 145 69 12 M16 ...

Страница 33: ...screw is loose the jaw stroke of chuck will shorten which could allow the work to fly out Table 10 Type Chuck C D min E F min G L Remarks Y0715R Y0715RE01C N 04 N 05 30 M20 30 M10 M12 25 35 A B 46 N 04 L A 54 N 05 L A 45 Y1020R Y1020RE47 N 06 30 M20 30 M16 35 A B 45 N 06 L A 131 5 Y1225R Y1225RE47 N 08 N 10 35 M24 35 M20 35 A B 51 N 08 L A 162 N 10 L A 189 Y1530R Y1530RE47 N 12 40 M30 40 M20 35 A ...

Страница 34: ...ly out Material with the tensile strength 580MPa 58kgf mm2 or more must be used for the draw bar The personnel who designed draw bar must judge whether the strength of the draw bar is sufficient for the usage conditions The dimensions and materials specified in this manual do not guarantee that the draw bar will not break under every usage condition If the screw in depth of the draw bar to the dra...

Страница 35: ...r has entered the spindle sufficiently re engage a lifting belt with the cylinder body and fit the cylinder closely to the spindle and then install the cylinder with the cylinder mounting bolts Detach in the reverse procedures of attachment Fig 13 Use a lifting belt when attaching and detaching the cylinder to and from the machine as there is a danger of injury or damage if the cylinder drops Use ...

Страница 36: ...ck to the above of oil tank surface of the hydraulic unit Fig 8 If the drain hose is connected to T port such as valve black etc the oil seal of cylinder will damage because backpressure is applied to the hose As for the run out when attaching the cylinder attach the cylinder while keeping the vertical run out of the sleeve rear end and the cylinder periphery at the standard value specified in the...

Страница 37: ... equivalent 0 010 0 030 Y1020R or equivalent 0 010 0 030 Y1225R or equivalent 0 010 0 030 Y1530R or equivalent 0 010 0 030 Y2035R or equivalent 0 010 0 030 To obtain the above specified value of run out make the surface run out of the cylinder adapter as small as possible 0 005 mm TIR or less ...

Страница 38: ...erous as the cylinder or work will fly out Use bolts that have at least a strength classification of 12 9 10 9 for M22 or more and be sure they are long enough Since the material of the cylinder is aluminum it is 80 of the tightening torque to the bolt size specified for the hydraulic chuck of our company Type Y0715R Y0715RE01C Y1020R Y1020RE47 Y1225R Y1225RE47 Y1530R Y1530RE47 Y2035R Y2035RE47 Bo...

Страница 39: ...s to be in a circuit to retain the gripping port position when no electric current is carried The switching of the cylinder is to be 4 port 2 position with electromagnetic valve and design the hydraulic circuit which grips the work in the state that the solenoid valve is degaussed If the circuit is designed in the opposite way if there is a blackout the work could be released and fly out Provide a...

Страница 40: ...the function of the relief valve lowers the volume of the filled hydraulic oil changes causing an increase in pressure which is dangerous resulting in malfunction To avoid serious injury from flying work use the throttle valve to keep the surge pressure low Operation failure and cylinder breakage may occur if a reducing valve used for the hydraulic pressure setting fails to respond to pressure adj...

Страница 41: ...inders For the size of each port see Table 14 Table 14 Tighten plumbing and plug at the specified torque 20N m If the torque is insufficient or excessive the cylinder will break and cause oil leakage which could result in a fire It is dangerous because leakage cause the hydraulic pressure drop and work flying out Type Y0715R Y0715RE01C Y1020R Y1020RE47 Y1225R Y1225RE47 Y1530R Y1530RE47 Y2035R Y203...

Страница 42: ...sed on the following standards or orders Machinery directive 2006 42 EC Annex I EN ISO12100 2010 EN1550 1997 A1 2008 11 2 Information about markings of product Fig 18 11 3 About disposal Ultimate disposal of this product should be handled according to all national laws and regulations ...

Страница 43: ...E Y1020RE Y1030RE Y1225RE Y1530RE Y1550RE Y2035RE Y2050RE Serial number See original declaration Manufacturer Kitagawa Corporation 77 1 Motomachi Fuchu shi Hiroshima 726 8610 Japan Authorized compiler Peter Soetebier Prokurist in the community Kitagawa Europe GmbH Borsigstr 3 D 40880 Ratingen GERMANY The essential health and safety requirements in accordance with the EC Machinery Directive 2006 42...

Страница 44: ...epublic Tel 420 603 856 122 Fax 420 549 273 246 KITAGAWA EUROPE GmbH Romania Office https www kitagawa global ro Strada Heliului 15 Bucharest 1 013991 Romania Tel 40 727 770 329 KITAGAWA EUROPE GmbH Hungary Office http www kitagawa global hu Dery T u 5 H 9024 Gyor Hungary Tel 36 30 510 3550 Asia Contact KITAGAWA INDIA PVT LTD https www kitagawa global in Plot No 42 2nd Phase Jigani Industrial Area...

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