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Summary of Contents for CKD FBU2 Series
- Page 1 New Product For inspection and implementation field meeting high-functionalization Magnetic Spring Buffer FBU2 Series TENSION CONTROLLING BUFFER FBU2 SERIES Attaining constant pressing with a magnetic spring. CC-787A 3...
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Page 2: Constant Pressure
Compact, light weight Compact, light weight Rotation prevention Rotation prevention (FBU2 Series) (FBU2 Series) A 4-pole spline magnet on the inner Using just two components -- Using just two components -- side of the fixed shaft and the outer a movable part and a fixed part --... - Page 3 Green particle generation, and long life in this compact, T echnology highly accurate fine buffer FBU2 Series. High precision bearing added to lineup Free head and tail combination The fine buffer's head and tail Standard and high-accuracy types are available for rod guides.
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Page 4: Specifications
Holding torque (N·cm) The figure shows buer return accuracy. 0.5 and over Note 5: Consult with CKD for requirements not complying with specifications. 0.5 and over Note 6: Load capacity indicates the maximum load value installed on the head piece (jig and sucked part). - Page 5 FBU2 Series How to order How to order Model no. FBU2 Symbol Description Model no. Outer diameter Outer diameter � M8 × 0.75 full thread type � ø12h7 socket and spigot type � M12×1 full thread type � Bearing precision Bearing precision Standard (bearing clearance 0.2 mm or less) �...
- Page 6 FBU2 Series Internal structure and parts list FBU2-*-S (standard) FBU2-*-HV (precise internal flow path type) -*-H (precise) Parts name Material Remarks Parts name Mateial Remarks Tail piece Aluminum alloy Electroless nickeling Oring Nitrile rubber Hexagon socket Stainless steel Tail fitting Aluminum alloy Trivalent chromate treatment head set screw...
- Page 7 FBU2 Series Dimensions Dimensions (FBU2-7D, FBU2-8M) FBU2-7D-S FBU2-7D-HV ø6.8 ø6.8 FBU2-7D-H (width (width across flats) across flats) Vacuum hole 2- ø1 ø6.6 O ring ø6.6 ø6.8 ø6.8 (width across flats) (width across flats) ø7h7 ø7h7 Note: Values in parentheses are dimensions for the 6 strokes. Note: Values in parentheses are dimensions for the 6 strokes.
- Page 8 FBU2 Series Dimensions (FBU2-12M, FBU2-12D) FBU2-12M-S ø10.7 Stroke length: 2, 6 Stroke length: 16 ø10.7 (width across flats) (width across flats) M12 × 1 M12 × 1 Opposite side of hexagon 14 ø10.7 (width across flats) (16.2) (16.2) ø10.7 Note: Values in parentheses are dimensions for the 6 strokes. (width across flats) ø10.7 FBU2-12D-S/H...
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Page 9: Bracket Dimensions
FBU2 Series Dimensions Bracket dimensions FBU2-7D-B2 FBU2-7D-B2 (Attachment: FPL-M3, set screw M2 x 2) (Attachment: FPL-M3, set screw M2 x 2) +0.03 +0.03 ø7 ø7 +0.01 +0.01 8 ± 0.03 9 ± 0.03 2-M3 2-M3 2-ø2.7 (Using vacuum drawing) (Using vacuum drawing) 2-M2 2-ø2.7 (For FBU2 fixing) -
Page 10: How To Order
* Holding torque: Force to return to the original position, if force is applied in the θ direction to deviate the movable shaft position. Note 3: Refer to Fig. 1 for return positioning accuracy. The figure shows buffer return accuracy. Note 4: Consult with CKD for requirements not complying with specifications. [B uff er oper ati on ] [R etur n] <F BU 2- SU M a x imu m hold ing t o r q u e (r e f e re n ce va l u e ) >... - Page 11 FBU2-SU Series Internal structure and parts list Dimensions Internal structure and parts list Parts name Material Remarks Parts name Material Remarks Adaptor (tail) Aluminium allooy Trivalent chromate treatment Ring magnet Plastic magnet Fixed shaft Stainless steel Adaptor (head) Aluminium alloy Trivalent chromate treatment Hexagon nut Steel...
- Page 12 FBU2 Series Technical data (reference) Leakage flux [Measuring instrument] Magnetic flux Probe [Measurement procedure] (1) Touch the probe to each measurement point on the FBU2. (2) Rotate the FBU2 at center shaft standards, and measure maximum flux density. Flux meter Flux measurement direction Probe [Target]...
- Page 13 FBU2 Series Technical data (reference) (3) FBU2-12D-S-05-16 <Before buffer operation> Unit: mT (1G = 0.1 mT) 0.26 1.79 19.76 16.10 15.59 1.71 0.20 0.19 0.22 0.03 0.07 19.88 Max. <After buffer operation> 148.45 149.0 153.1 Max. Results of measurement under flux density of 0.03 to 0.07 mT (4) FBU2-SU-05-6 Max.
- Page 14 FBU2 Series Technical data Particle occurrence rate [Measuring instrument] Particle counter : Laser dust monitor Minimum measurable particle diameter : 0.1 μm Suction rate : 28.3ℓ/min [Test circuit ] Air purge Chamber 28.3 ℓ/min Clean device- 0.01µm compatible actuator FBU2 Particle counter filter From relief port or...
- Page 15 FBU2 Series Technical data Stop position precision (X-Y) [Measuring instrument] (Measuring overview fig) [Measurement procedure] Laser position sensor Buffer operation Return (Full stroke) (Extended end position) [Measurement procedure] Measure X-Y positioning accuracy when manually moving the fullstroke Load : Loadless Installation attitude : Downward Degree of vacuum : Non vacuum Piping...
- Page 16 FBU2 Series List of vacuum pad List of vacuum pad Pad size Pad material Position Pad shape Applications locking ø0.7 ø1 ø1.5 ø2 ø3 ø4 ø6 ø8 ø10 N S U F SE E G FS Standard compact type Appropriate for compact VSP-ME*RM workpiece such as...
- Page 17 FBU2 Series List of vacuum pad List of conformity FBU2-7D FBU2-8M FBU2-12D FBU2-12M FBU2-SU Model no. diameter female female female female female female female female female thread thread thread thread thread thread thread thread thread VSP-ME0.7RM*-M3 ø0.7 ...
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Page 18: Safety Precautions
(5) Faults caused by matters that could not be predicted with the technology applied when the product was delivered. (6) Failure attributable to force majeure. In no event shall CKD be liable for business interruptions, loss of profits, personal injury, costs of delay or for any other special, indirect, incidental or consequential losses, costs or damages. -
Page 19: Design & Selection
Pneumatic components Safety precautions Be sure to read the instructions before use. Refer to "Pneumatic, vacuum and auxiliary components No. CB-024SA" for general precautions. Design & Selection WARNING CAUTION The working temperature range differs with the If used for a vacuum application, tension caused by ... - Page 20 Pneumatic components Safety precautions Be sure to read the instructions before use. Refer to "Pneumatic, vacuum and auxiliary components No. CB-024SA" for general precautions. Installation & Adjustment CAUTION Do not remove the product from the package until Do not apply lubricant to the guide tubeand rod. ...
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Page 23: Related Products
Related products Push-in fitting for fiber tube ® Catalog No.CC-784 (Jpn.) Air fiber UP/EH � Power saving and space saving with extremely narrow size, external diameter ø1.8 x inner diameter ø1.2 � Tubing reaction after piping is similar to leads, greatly reducing the effect on device accuracy. - Page 24 If the goods and their replicas, or the technology and software in this catalog are to be exported, laws require the exporter to make sure they will never be used for the development or the manufacture of weapons for mass destruction. ● Specifications are subject to change without notice. © CKD Corporation 2011 All copy rights reserved. 2011.8. DAC 2011.8.DAC...
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