THK KSF Instruction Manual
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THK KSF Instruction Manual

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тел. +7(499) 703-39-86
www.thk.ru
sales@thk.ru
THK Electrical Actuator Compact Series
： Full cover
KSF
KSF-U ： Open cover
KSF-T ： Top cover
INSTRUCTION MANUAL
No.2050-4 (0) E

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  • Page 1 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru THK Electrical Actuator Compact Series ： Full cover KSF-U ： Open cover KSF-T ： Top cover INSTRUCTION MANUAL No.2050-4 (0) E...

  • Page 2: Table Of Contents

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru Table of Contents Introduction Acknowledgment About this manual How to use this product About product support About related instruction manuals Product and company information Safety Precautions Warning indications on safety Safety precautions Checking the precautions/instruction labels...
  • Page 3 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru Table of Contents Maintenance Precautions to be observed for safe use Precautions to be observed for prevention of product fault or fracture Daily inspection Periodical inspection Lubrication Method for supplying grease How to replace the strip seal...

  • Page 4: Introduction

    Drawings throughout this manual are only intended as typical examples, and may differ from your product. z Note that THK shall not be liable for any result incurred by applying this manual, regardless of the reason. z This manual is also applied to special types of product. However, the descriptions provided in the delivery specification drawings or delivery specification documents of those special types take precedence over this manual.

  • Page 5: How To Use This Product

    For the following information, please contact THK. z Technical support for this product About related instruction manuals z When you use the actuator KSF, read the following instruction manuals as necessary. · Controller series Driver controller THC · Controller series Network unit TNU ·...

  • Page 6: Safety Precautions

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 2. Safety Precautions Safety Precautions Warning indications on safety This manual uses the following warning indications according to safety matters. The descriptions next to warning indications on safety are important messages. Be sure to observe those descriptions.
  • Page 7 (20 kg or heavier). Two or more people should hold the product as necessary. Otherwise, it may cause the product to fall, leading to injury, or cause fault or fracture. * For more information on the weight of the product, see the catalog of the Compact Series KSF.
  • Page 8 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 2. Safety Precautions Safety Precautions „ Installation and operation z Firmly secure this product before operating it. Failure to do so may cause abnormal operation that could cause injury, fault or fracture. z If anomaly occurs, immediately stop the machine.

  • Page 9: Checking The Precautions/Instruction Labels

    This product is affixed with precautions/instruction labels. Identify them when unpacking the product. Fig.1 shows the affixing position. Caution – Getting caught 取扱説明書をお読みください。 取扱説明書をお読みください。 Fig. 1 KSF precaution label affixing position (common for all models) Review the manual. Review the manual. 取扱説明書をお読みください。 取扱説明書をお読みください。 Review the manual.
  • Page 10 ＴＹＰＥ　Ｎｏ． ： 取扱説明書をお読みください。 ＳＥＲＩＡＬ　Ｎｏ． ： Review the manual. THK Co.,LTD. MADE IN JAPAN тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 2. Safety Precautions Safety Precautions 取扱説明書をお読みください。 取扱説明書をお読みください。 取扱説明書をお読みください。 取扱説明書をお読みください。 Review the manual. Review the manual. Review the manual. Review the manual. ＴＹＰＥ　Ｎｏ． ：...

  • Page 11: Nameplates Display

    3. Nameplates Display Nameplates Display Nameplates display and serial number Fig. 4 shows the nameplate format of the Compact Series KSF. TYPE No. : Actuator model SERIAL No.: Serial number TYPE No. : SERIAL NO. : THK Co.,LTD.
  • Page 12 3. Nameplates Display Nameplates Display Precautions/instruction labels → Check Precautions/instruction labels on P.2-3/2-4 取扱説明書をお読みください。 ＴＹＰＥ　Ｎｏ． ： ＳＥＲＩＡＬ　Ｎｏ． ： Review the manual. THK Co.,LTD. MADE IN JAPAN Fig. 5-3 Nameplate affixing position with sensor mounted for both sides (open cover/top cover specification)

  • Page 13: Specifications

    Specifications Basic specification The basic specification of KSF is shown as follows. Do not exceed the following basic specification when using the product. Otherwise, it may cause fault or damage, or may cause abnormal operation that could lead to injury.
  • Page 14 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 4. Specifications Load capacity: When the servo driver controller THC is used (without motor specification) (continued) *3 *4 Maximum load capacity [kg] Motor Ball screw Sub-table Model Rated output Lead Horizontal mount Wall mount Vertical mount...

  • Page 15: Structure And Model Numbers

    5. Structure and Model Numbers Structure and Model Numbers Structure and part names The name of each part of the KSF full cover specification is shown in Fig. 6. Intermediate flange Motor Housing A cover Table cover Table...
  • Page 16 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 5. Structure and Model Numbers Structure and Model Numbers The name of each part of the KSF open cover specification is shown in Fig. 7. Intermediate flange Motor Table Housing A cover Stopper Ball screw...
  • Page 17 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 5. Structure and Model Numbers Structure and Model Numbers The name of each part of the KSF top cover specification is shown in Fig. 8. Intermediate flange Motor Sub-table Housing A cover Cover Outer rail...

  • Page 18: Model Configuration

    Structure and Model Numbers Model configuration The following is an example of model number coding. „ KSF (without motor) In the case of actuator main unit only or when the motor specified by the customer is installed <Model configuration> Without motor type...
  • Page 19 5. Structure and Model Numbers Structure and Model Numbers „ KSF (type with motor) When combining with dedicated controller <Model configuration> Specification of TLC/THC with motor KSF4 - 10 - 0150 - TH - GR-6/M10 L S02 D1 H3...

  • Page 20: Storage And Transportation

    When carrying this product, hold the bottom face of the product. KSF8 and KSF10 are heavy articles (20 kg or heavier). Two or more people should hold the product as necessary. * For more information on the weight of the product, see the catalog of the Compact Series KSF.

  • Page 21: Precautions To Be Observed For Prevention Of Product Fault Or Fracture

    This product is provided with antirust treatment and sealed before being packed. When storing the product, enclose it in a package designated by THK and store it in a horizontal orientation while avoiding high temperature, low temperature and high humidity.

  • Page 22: Installation And Operation

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation Installation and Operation Precautions to be observed for safe use Warning z If any moving part may fall by its own weight in vertical application or the like, provide a safeguard for preventing the part from falling.

  • Page 23: Precautions To Be Observed For Prevention Of Product Fault Or Fracture

    Certain types of coolants may cause trouble to the function of the product. If using the product in an environment where the coolant may enter into the product, contact THK. z Prevent foreign materials such as dust or metallic powder from entering into the product since it may cause abnormal wear or shorten the service life.

  • Page 24: Other Precautions

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation z The photomicro sensors do not have the water-proof or dust-proof structure. Do not use it in a place where much dust or oil mist is present, or where water, oil or chemical directly or indirectly flies.

  • Page 25: Motor Mounting Method

    7. Installation and Operation Installation and Operation Motor mounting method We have an intermediate flange to mount various motors in KSF. [Direct motor coupled type] (Common for full cover, open cover and top cover specifications) Below is the mounting method when using a servo motor made by Tamagawa Seiki Co., Ltd. and a coupling made by Miki Pulley Co., Ltd.
  • Page 26 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 3. Mount the motor. Model Bolt size, pcs Tightening torque [N･cm] KSF4 M4 x 10L 2 pcs / flat washer / small washer 4...
  • Page 27 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 5. Mount the housing A cover. Model Bolt size, pcs Tightening torque [N･cm] KSF4 M2.6 × 5L 4 pcs KSF5 M2.6 × 5L 4 pcs KSF6 M2.6 ×...
  • Page 28 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 2. Mount the servo motor to the motor mounting plate. Check that the mounting bolt is not sticking out from the motor mounting plate.
  • Page 29 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 3. Temporarily fasten the motor mounting plate to a motor bracket. Check that the mounting bolt is not sticking out from the motor mounting plate.
  • Page 30 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation • For method symbol D of fixing motor shaft Take care to align the position of the flat face of the motor shaft with the hex-socket set screw such that the point of contact of the two objects is as close to perpendicular as possible.
  • Page 31 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation • For method symbol M of fixing motor shaft Mount the timing pulley and friction tightening tool that come with the product. Friction tightening...
  • Page 32 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 6. Use the 2 locations on the tap of the motor bracket side surface to mount the adjustment bracket. Adjustment bracket Model Bolt size, pcs Tightening torque [N･cm]...
  • Page 33 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation (1) Simple measurement method Mount the motor so that the deflection of the belt is d by pressing the center of the belt by pressing force Td.
  • Page 34 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 8. After adjusting the tension, conduct final tightening of the bolts for securing the motor mounting plate. Check the tension after final tightening and verify that the initial tension of the belt is within the specified range.
  • Page 35 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 9. Use cover wrap fixing bolts to secure the cover wrap. Wrapped cover securing bolt Wrapped cover Model Bolt size, pcs Tightening torque [N･cm] KSF4R M3 ×...

  • Page 36: Securing The Outer Rail

    Some parts of the strip seal of this product may be sharp. Take care not to cut your hands or fingers. [Countersunk hole specification] (Common for all models) The example below is the case of mounting KSF (full cover specification) onto the base. (For cover removal in the top cover specification, refer to P.7-22.) 1.
  • Page 37 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Model Outer rail - Side cover Housing - Side cover KSF4 M2.6 × 5L M2.6 × 5L KSF5 M2.6 × 5L M2.6 × 5L KSF6 M2.6 ×...
  • Page 38 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 5. Remove the opposite side in the same manner. 6. Secure it with a bolt. Note) For the tightening torque, refer to Table 1 Outer rail tightening torque on P.7-17.
  • Page 39 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation 7. Move the table to the stroke center and mount the side cover. Note) For a long stroke, the strip seal may sag depending on the installation direction. If that happens, lift up a strip seal slightly with fingers so that it will not contact the side cover.
  • Page 40 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation [Rear tap specifications] Model KSF4U/RU KSF5U/T/RU/RT KSF6U/T/RU/RT Bolt size Steel Steel Steel Bolt material (tensile strength rank) (10.9) (A2-70) (10.9) (A2-70) (10.9) (A2-70) Fit length of screw [mm]...

  • Page 41: Mounting Method For Objects To Be Mounted

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Mounting method for objects to be mounted Full cover specification Caution z Do not drop objects on the strip seal. The strip seal must be replaced when it is scratched, pitted or dented as a result of a tool or other object falling on it.
  • Page 42 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Open cover specification Secure objects to be conveyed using the taps provided on the table. Table 3 Tightening torque for table mounting bolts Model...
  • Page 43 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Top cover specification Secure objects to be conveyed using the taps provided on the table. Table 4 Tightening torque for table mounting bolts Model...

  • Page 44: Positioning Pin Protrusion Length

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Positioning pin protrusion length For the full cover specification If you use the dowel pin holes for positioning pins when securing the objects to be mounted, assemble the table so that the protrusion length of the positioning pin is as shown in the table below or less.
  • Page 45 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 7. Installation and Operation 7. Installation and Operation Installation and Operation Table Table 3 Table positioning pin hole details Model KSF4 KSF5 KSF6 KSF8 KSF10 Table hole diameter f3H7 f3H7 f3H7 f5H7 f5H7 Table hole depth [mm]...

  • Page 46: Maintenance

    Otherwise, it may ignite the grease, which could cause fire. * For other information on handling grease, see the precautions indicated on the grease package or catalog. We have "Material Safety Data Sheets" for THK original greases. Contact THK for details.

  • Page 47: Daily Inspection

    · For the replacement procedure, see “Replacement of the strip seal procedure”. Lubrication z The standard models are supplied with the following grease before shipment. THK AFF grease See the appendix for details of the greases. z Basically, this is the long-term maintenance-free product not requiring greasing, but depending on your operating conditions and service environment, greasing may be needed.

  • Page 48: Method For Supplying Grease

    Some parts of the strip seal of this product may be sharp. Take care not to cut your hands or fingers. (Full cover specification) 8-6-1 Full cover specification The following figure shows a KSF representative greasing method for your reference. Procedure 1. Move the table to the stroke center. 2. Remove the bolt securing the side cover.
  • Page 49 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance Model Outer rail - Side cover Housing - Side cover KSF4 M2.6 × 5L M2.6 × 5L KSF5 M2.6 × 5L M2.6 × 5L KSF6 M2.6 × 5L M2.6 × 10L KSF8 M2.6 ×...
  • Page 50 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 4. Remove the side cover while tilted. Note) Be careful not to damage the strip seal when you remove the side cover. 5. Remove the opposite side in the same manner.
  • Page 51 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 6. Supply grease using a grease gun as indicated in the figure below. Lubrication of LM Guide (1) Mount the nozzle and attachment to the grease gun. · KSF4/5/6/8: Dedicated nozzle U type + N type attachment ·...
  • Page 52 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance Ball screw lead Amount of filled grease [cc] Model [mm] LM guide part Ball screw part KSF4 KSF5 KSF6 KSF8 KSF10 7. Move the table to the stroke center and mount the side cover.
  • Page 53 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 8-6-2 Open cover specification Supply grease using a grease gun as indicated in the figure below. Lubrication of LM Guide (1) Mount the nozzle and attachment to the grease gun. · KSF4U/5U/6U/8U: Dedicated U type nozzle + N type attachment ·...
  • Page 54 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 8-6-3 Top cover specification Supply grease using a grease gun as indicated in the figure below. Lubrication of LM Guide (1) Mount the nozzle and attachment to the grease gun. · KSF4U/5U/6U/8U: Dedicated U type nozzle + N type attachment ·...

  • Page 55: How To Replace The Strip Seal

    Some parts of the strip seal may be sharp. Take care not to cut your hands or fingers. When you adjust the strip seal, you will need the strip seal adjustment jig with the shim pasted on the back of the table cover. Please contact THK for details. Jig (bottom face) Shim 1.
  • Page 56 3. Remove the strip seal from the main unit. Precautions The KSF table has magnets with strong magnetic fields attached at the two areas for sucking up the strip seal. Be careful handling it because magnetic bodies may stick to the magnets.
  • Page 57 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 4. Temporary mount a new strip seal and adjust the strip seal position. Caution Some strip seal models must be mounted in a specific direction. For items with a combination of round and elongated mounting holes, always mount so that the elongated holes are on the reverse motor side.
  • Page 58 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 7. Move the table back and forth for one round to make sure that the strip seal will not contact the table in the entire stroke. If they contact as shown in the photo, loosen the strip seal holders and adjust the strip seal position from step 5 once again.
  • Page 59 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 9. Move the table back and forth for one round to make sure that the strip seal will not contact the table in the entire stroke. If they contact as shown in the photo, loosen the strip seal holders and adjust the strip seal position from step 5 once again.
  • Page 60 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 11. Move the table back and forth for three rounds covering the entire stroke. Stop the table around the stroke center. Move the table back and forth for 3 rounds 12. Fully fasten the strip seal.
  • Page 61 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 14. Check the clearance of the strip seal. Verify the height of the strip seal and table cover mounting surface to make sure that the strip seal is located lower than the table cover mounting surface. If the strip seal is higher than the table cover mounting surface, re-adjust the strip seal from the temporary assembly process.

  • Page 62: Removing And Mounting The Cover

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 8. Maintenance Maintenance 15. Mount the table cover. Table cover Model Bolt size, pcs Tightening torque [N･cm] KSF4 M2.6 × 4L 2 pcs KSF5 M2.6 × 4L 2 pcs KSF6 M3 × 5L 2 pcs KSF8 M3 ×...
  • Page 63 2. Hold the top cover by its edges and lift it up. Procedure (mounting) 1. Hold both ends of the top cover and attach to the KSF unit, then fix it with mounting bolts. For the proper tightening torque, refer to Table 6 Cover tightening torque.

  • Page 64: Free Warranty Period

    8-11-1 Failure diagnosis Please inform THK of the trouble description, content, and model and serial number indicated on the product label. Then we will perform the initial diagnosis of the product failure. When we recognize that the failure occurred within the free warranty period set forth above and the responsibility of the cause rests on us, the warranty is applied without charge.

  • Page 65: Exclusion Of Warranty Liability

    Japan. 8-11-4 Repair period The warranty period of actuator KSF shall be seven years from the date of purchase or five years from the product discontinuation date, whichever comes first. 8-12 Exclusion of warranty liability...

  • Page 66: Appendix

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 9. Appendix Appendix Permissible input torque z If you use a motor that exceeds the permissible input torque, consider taking a necessary measure such as limiting the motor torque. Table 7 Permissible input torque (common for all specifications) Model Permissible input torque [N·m]...

  • Page 67: Static Permissible Moment

    тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 9. Appendix Appendix Static permissible moment z Static permissible moment is shown in Table 8. For the direction of the moment, see Fig. 4. (The static moment is the value when a load is applied only to one direction. ) Table 8 Static permissible moment Unit:N・m...

  • Page 68: Introduction Of The Grease

    9. Appendix Appendix Introduction of the grease THK original grease AFF Grease Using high-class synthetic oil and lithium-based consistency enhancer and additive, this grease has a stable rolling resistance that has not been achieved with conventional vacuum grease or low particle-generative grease.

  • Page 69: Introduction Of The Grease Gun Unit

    Introduction of the grease gun unit Grease gun unit MG70 The grease gun unit MG70 is capable of supplying grease for KSF by replacing the dedicated nozzle. The grease gun has a slit window that allows you to visually check the remaining amount of grease.
  • Page 70 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru 9. Appendix Appendix Fig. 6 Appearance of the grease gun Fig. 7 shows the shapes of the nozzles and attachment for the grease gun used for lubrication. * It allows you to supply grease to a part difficult to lubricate (by dropping grease onto the raceway) by using the P type attachment.
  • Page 71 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru Appendix Revision history Th e in s t r u ct i o n ma n ua l N o. i s d es c r ib e d o n t h e b ack cov er.
  • Page 72 тел. +7(499) 703-39-86 www.thk.ru sales@thk.ru THK Electric Actuator Compact Series INSTRUCTION MANUAL 201801 No.2050-4 (0) E...

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