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3 | Product description

10/2019 | ID 443150_en.00

17

3.5.3

KL mounting positions

The KL gear unit can be installed in any mounting position. The figure below illustrates the gear sides referenced by the
shaft and housing designs.

3.6

Direction of rotation

The following figures illustrate the direction of rotation of the output in relation to the direction of rotation at the input of
the respective gear unit. All gear unit types are shown in mounting position EL1

Output on side 4 of K gear unit

Output on side 3 of K gear unit

Tab. 5: Direction of rotation of the PK gear unit

PKX3 − PKX5

PKX7

Tab. 6: Direction of rotation of the PKX gear unit

Summary of Contents for KL Series

Page 1: ...PK PKX PHK PHKX PHQK KS KL gear units geared motors Operating manual en US 10 2019 ID 443150_en 00 ...

Page 2: ...age 7 3 Product description 8 3 1 Basic structure 8 3 1 1 Basic structure of PK PKX 8 3 1 2 Basic structure of PHK PHKX PHQK 9 3 1 3 Basic structure of KS 9 3 1 4 Basic structure of KL 10 3 2 Type designation 10 3 2 1 PK PKX PH5K PH8K PHKX PHQ5K PHQ8K type designation 10 3 2 2 PH9K PH10K PHQ9K PHQ12K type designation 11 3 2 3 KS type designation 12 3 2 4 KL type designation 12 3 3 PK PHK KL namepl...

Page 3: ...e elements on a solid shaft 31 5 3 2 Mounting drive elements on a flange shaft 32 5 3 3 Mounting a hollow shaft with keyway 33 5 3 4 Mounting a hollow shaft with shrink ring 34 5 4 Mounting the gear unit on the machine 36 5 4 1 Mounting PK PKX PHK PHKX PHQK gear units on the machine 36 5 4 2 Mounting the KS gear unit to the machine 38 5 4 3 Mounting the KL gear unit on the machine 39 5 5 Tightenin...

Page 4: ...signal words are used to emphasize specific information so that you are able identify it in this documentation quickly Safety notes indicate special risks when handling the product and are accompanied by relevant signal words that express the extent of the risk In addition warning notes for possible property damage and useful information are also indicated by signal words DANGER Danger This word w...

Page 5: ... serial number of the gear unit at https id stober com or by scanning the QR code on the nameplate of the gear unit Alternatively you can find supporting documents at http www stoeber de en downloads Enter the ID of the documentation in the Search field Drive components Operating manual ID LM Lean motor 443048_en EZ synchronous servo motor 443032_en MB motor adapter with brake 441846_en 1 6 Limita...

Page 6: ...hibited unless they are expressly designed for this 2 2 Requirements for personnel All mechanical tasks that arise during the assembly commissioning maintenance and removal of the product may be performed only by specialized personnel who hold a corresponding qualification in the field of metal technology All electrical tasks that arise during the assembly commissioning maintenance and removal of ...

Page 7: ...e provided drive elements properly or remove them before a test run 2 3 2 Thermal hazards CAUTION The surface of the drive can reach temperatures over 65 C during operation Touching the hot surface of the drive can cause severe skin burns Do not touch the drive during operation or immediately afterward Allow the drive to cool sufficiently before carrying out work on the drive Wear protective glove...

Page 8: ...der confirmation You will find more product information and dimensional drawings in the corresponding catalog Additional documentation 20 The respective separate technical documentation applies to the attached motors 3 1 Basic structure 3 1 1 Basic structure of PK PKX Tab 1 Basic structure of a P431_K202 gear unit left and P431_KX4 gear unit right 1 Solid shaft 2 Feather key if present 3 Output fl...

Page 9: ...t and PH731_KX7 gear unit right 1 Flange shaft 2 Output flange 3 Gear unit housing 4 Nameplate 5 ME motor adapter 3 1 3 Basic structure of KS Tab 3 Basic structure of a KS502F gear unit left and KS502S gear unit right 1a Flange hollow shaft 1b Hollow shaft with shrink ring 2 Output flange 3 Gear unit housing 4 Nameplate 5 ME motor adapter ...

Page 10: ...Q8K type designation In this chapter you can find an explanation of the type designation for the gear unit types mentioned in the title Sample code P 5 3 1 S G S S 0050 K102VF 0060 ME20 Explanation Code Designation Design P PH PHQ Type Planetary gear unit with solid shaft Planetary gear unit with flange shaft Planetary gear unit with flange shaft 5 Size 5 example 3 Generation Generation 3 1 Stages...

Page 11: ...ith brake EZ LM Motor EZ synchronous servo motor LM Lean motor 3 2 2 PH9K PH10K PHQ9K PHQ12K type designation In this chapter you can find an explanation of the type designation for the gear unit types mentioned in the title Sample code PH 9 3 1 F 0040 K513VF 0100 ME30 Explanation Code Designation Design PH PHQ Type Planetary gear unit with flange shaft 9 Size 9 example 3 Generation Generation 3 1...

Page 12: ...with feather key F Housing Standard 0200 Transmission ratio i x 10 i 20 example ME MEL Motor adapter Motor adapter with EasyAdapt coupling Motor adapter with EasyAdapt coupling for large motors EZ LM Motor EZ synchronous servo motor LM Lean motor 3 2 4 KL type designation In this chapter you can find an explanation of the type designation for the gear unit types mentioned in the title Sample code ...

Page 13: ... LM Lean motor 3 3 PK PHK KL nameplate An example nameplate for the gear unit types listed above is explained in the figure below 1 2 3 4 5 6 7 8 9 10 Code Designation 1 Name of manufacturer 2 Type designation 3 Gear ratio of the gear unit 4 Lubricant specification 5 Serial number of the gear unit 6 QR code link to product information 7 Dimensions of the motor adapter pilot bolt circle motor shaft...

Page 14: ... link to product information 3 5 Mounting positions 3 5 1 PK PHK PHQK mounting positions STOBER coordinates the lubricant fill volume and structure of the gear unit types listed above to the mounting position of the gear unit in the machine The mounting position of a gear unit is determined upon ordering and specified in the order documents The standard mounting positions of the gear unit types li...

Page 15: ...EL3 EL4 EL5 EL6 An adhesive label is applied to the gear unit that explains the designated mounting position The arrow on the adhesive label indicates the side with which the gear unit must be mounted facing down Fig 1 Adhesive label for the mounting position ...

Page 16: ...he PHKX gear unit type as an example For the PKX gear unit type the output shaft is implemented as a solid shaft not a flange shaft For the KS gear unit type the output shaft is either implemented as a solid shaft flange hollow shaft or hollow shaft with shrink ring on side 3 The numbers identify the gear unit sides The mounting position is defined by the gear side facing downwards EL1 EL2 EL3 EL4...

Page 17: ...esigns 3 6 Direction of rotation The following figures illustrate the direction of rotation of the output in relation to the direction of rotation at the input of the respective gear unit All gear unit types are shown in mounting position EL1 Output on side 4 of K gear unit Output on side 3 of K gear unit Tab 5 Direction of rotation of the PK gear unit PKX3 PKX5 PKX7 Tab 6 Direction of rotation of...

Page 18: ... 00 Output on side 4 of K gear unit Output on side 3 of K gear unit Tab 7 Direction of rotation of the PHK PHQK gear unit PH3KX PH5KX PH7KX PH8KX Tab 8 Direction of rotation of the PHKX gear unit KS Tab 9 Direction of rotation of the KS gear unit ...

Page 19: ...cial designs are specified in the order confirmation Ambient conditions for motors attached to a gear unit can be found in the technical documentation of the motor Feature Description Transport storage surrounding temperature 10 C to 50 C Surrounding operating temperature 0 C to 40 C Installation altitude 1000 m above sea level Notes In order to prevent corrosion damage and damage to the shaft sea...

Page 20: ...n mind that the motor protection class may be lower 3 9 Additional documentation You will find more information about the product at http www stoeber de en downloads Enter the ID of the documentation in the Search field Product combination Catalog title ID Gear unit MB motor adapter with brake Motor adapters with brake 441904 Gear unit ME MEL MF MFL motor adapter Servo gear units 443054_en Gear un...

Page 21: ...ive may require lifting gear e g a crane depending on the weight The weight of your drive is specified in the accompanying delivery documents Lift and transport the drive as follows Use lifting gear with a sufficient lifting capacity for the weight of the drive Run hoist slings directly around the drive housing and secure the hoist slings from slipping In order to prevent the drive from falling or...

Page 22: ...t weaken the sealing lips of the shaft seal rings Otherwise you can use commercially available solvents Be aware that all surfaces that come into contact with each other in a clamp connection must be degreased with a cold cleaner or solvent for error free torque transmission Additional information can be found in the following chapters ATTENTION Shaft seal rings can be damaged by solvents Prevent ...

Page 23: ...bly on a STOBER gear unit with motor adapter Dimensional drawings of the motor adapter can be found in the corresponding catalog Additional documentation 20 Tolerances for shafts in accordance with DIN 748 1 Diameter mm Tolerance 50 ISO k6 50 ISO m6 Tolerances for centering diameter on the motor flange in accordance with EN 50347 Centering diameter mm Flange size mm Tolerance 230 65 300 ISO j6 230...

Page 24: ...or shaft STOBER recommends mounting the motor on the gear unit with the motor shaft pointing down vertically 1 Position the gear unit 5 if necessary with the aid of lifting gear on a suitable support 1 so that the motor can be mounted in a vertical position Make sure that the weight of the gear unit is not supported on the output shaft 2 Remove the transport cover of the motor adapter 3 If a feath...

Page 25: ...xagon insert 3 in this process the clamping hub widens because the cross pin 12 locks against the cylinder head of the locking screw The size of the hexagon insert can be found on the adhesive label 14 as well as in the following tables 15 If necessary repeat the previous step 16 The contact surfaces of the motor flange and motor adapter flange must fit together without a gap If this is not the ca...

Page 26: ...amping sleeve if present 7 Motor shaft 8 Motor 9 Screw 10 Slot of the clamping hub 11 Locking screw 12 Cross pin 13 Threaded sealing plug 14 Adhesive label 15 Clamping hub Tightening torques for the locking screw 11 for PK PHK PHQK gear units The tightening torques for the PK PHK PHQK gear units are geared towards the size of the ME adapter on the gear unit input as well as the diameter of the mot...

Page 27: ...Nm mm Nm KS402 M5 4 9 0 M6 5 16 KS403 M4 3 4 5 KS502 M6 5 16 M8 6 40 KS503 M5 4 9 0 M6 5 16 KS702 M8 6 40 M10 8 75 KS703 M6 5 16 M8 6 40 Tightening torques for the locking screw 11 for PKX PHKX gear units The tightening torques for the PKX PHKX gear units are geared towards the size of the KX right angle gear unit on the input Type KS s MA mm Nm _KX301 M5 4 10 _KX401 M6 5 14 _KX501 M6 5 17 _KX701 ...

Page 28: ... lubricant from the inner hole of the clamping hub 15 and if available the inner and outer surface of the clamping sleeve 6 for the motor shaft 6 Unscrew the threaded sealing plug 13 7 Grease the coupling element 16 and position it between the claws of the coupling hub 15 8 Position the clamping hub 14 on the coupling hub and make sure that the claws of the clamping hub are positioned between the ...

Page 29: ...ead check the dimensions of the motor 18 Make sure that the flexible coupling element is not tensioned axially when mounting the motor Otherwise the plug in coupling can be damaged 19 Insert the torque wrench 2 in the hexagon insert 3 and tighten the locking screw 11 The corresponding tightening torque can be found in the following table and on the adhesive label on the motor adapter 20 Mount the ...

Page 30: ...nit with MQ motor adapter example 1 2 Torque wrench 3 Hexagon insert 4 Motor adapter 5 Gear unit 6 Clamping sleeve if present 7 Motor shaft 8 Motor 9 Screw 10 Slot of the clamping hub 11 Locking screw 12 Threaded sealing plug 13 Adhesive label 14 Clamping hub 15 Coupling hub 16 Coupling element ...

Page 31: ... and instead install them in accordance with the instructions in the documentation Prerequisites The drive element does not cause any impermissible shaft loads e g tensioning the belt on a belt drive Information on permissible shaft loads can be found in the corresponding catalog see Additional documentation 20 The drive element is balanced The tolerance of the inner hole of the drive element corr...

Page 32: ...issible shaft loads can be found in the corresponding catalog see Additional documentation 20 The information in the chapter Cleaning agent and solvent 22 is observed Procedure 1 Remove the corrosion protection from the contact surfaces of the flange shaft and drive element 2 Center the drive element over the inner or outer pilot of the flange shaft The inner pilot has a fit of ISO H6 and the oute...

Page 33: ...s distribute the grease in the inner hole of the hollow shaft and makes mounting and removing the hollow shaft easier Tools The following tools not included in the scope of delivery of the gear unit are required for mounting the hollow shaft Cheese head screw for mounting the hollow shaft size M5 for KL1 gear unit and M6 for KL2 gear unit DIN 125 washer for cheese head screw Grease Prerequisites T...

Page 34: ...er hole of the hollow shaft has the tolerance of ISO H7 Procedure ATTENTION Property damage Only tighten the clamping screws of the shrink ring after you have inserted the gear unit onto the machine shaft Otherwise the hollow shaft can be plastically deformed 1 Remove the closing und cover caps from the hollow shaft and shrink ring 2 Remove the corrosion protection from the machine shaft bore of t...

Page 35: ... 8 Inner and outer surface free of grease Information on mounting the shrink ring Gear unit type fs ds mm MA Nm Width across flats mm KL1 16 4 8 KL2 2 20 5 8 KS4 3 25 5 8 KS5 3 35 12 10 KS7 3 45 12 10 Abbreviations used ds Inner diameter of the shrink ring fs Distance between end of hollow shaft and shrink ring MA Tightening torque of the clamping screws ...

Page 36: ...centering diameter of the connecting structure has the tolerance of ISO H7 Sufficient ventilation for the mounted drive is ensured Procedure 1 Remove the corrosion protection from the contact surfaces of the output flange and connecting structure 2 Position the gear unit in the mounting position specified in the order 3 Center the gear unit in the connecting structure using the pilot pilots of the...

Page 37: ...flange shaft 6 Threaded hole for disassembly if present Gear unit type Number of screws Screw size Strength class P2_KX 4 M4 12 9 P3_KX 4 M4 12 9 P4_KX 4 M6 12 9 P5_KX 4 M8 12 9 P7_KX 4 M10 12 9 P8_KX 4 M12 12 9 P5_K 4 M8 12 9 P7_K 4 M10 12 9 P8_K 4 M12 12 9 P9_K 4 M16 12 9 PH3_KX 8 M4 12 9 PH4_KX 16 M5 12 9 PH5_KX 16 M5 12 9 PH7_KX 24 M6 12 9 PH8_KX 24 M8 12 9 PH5_K 16 M5 12 9 PH7_K 24 M6 12 9 PH...

Page 38: ...ing structure has the tolerance of ISO H7 Sufficient ventilation for the mounted drive is ensured Procedure 1 Remove the corrosion protection from the contact surfaces of the output flange and connecting structure 2 For a gear unit with a hollow shaft and shrink ring mount the hollow shaft to the machine shaft see Mounting a hollow shaft with shrink ring 34 but do not yet tighten the clamping scre...

Page 39: ...e Depending on the design the KL gear unit is mounted on the machine using the pitch circle diameter output flange option or foot plates option Prerequisites The connecting structure for the drive in the machine is designed according to the weight and torque and takes into account forces that act on the drive The connecting structure is flat vibration reducing and torsion resistant The perpendicul...

Page 40: ...g structure using the pilot of the gear unit housing or output flange Centering is not necessary for attachment using foot plates 6 Mount the gear unit on the connecting structure using screws Details on the screws can be found in the following table 7 Tighten the screws evenly in multiple passes with increasing torque and alternating diagonally The tightening torques can be found in the chapter T...

Page 41: ...or the gear unit on the machine For clamp couplings clamping screws of shrink rings and other connection elements other tightening torques apply that are specified in the specific context Tightening torque MA Nm Thread Strength class 8 8 Strength class 10 9 Strength class 12 9 M4 3 3 4 8 5 6 M5 6 5 9 5 11 2 M6 11 3 16 5 19 3 M8 27 3 40 1 46 9 M10 54 79 93 M12 93 137 160 M14 148 218 255 M16 230 338...

Page 42: ...ation while plug connectors are being disconnected electric arcs can cause severe injury or even death Do not connect or disconnect the plug connectors until after the motor is de energized WARNING Flying metal parts can cause serious injuries Assemble the provided power transmission elements properly or remove the feather key before a test run CAUTION The surface of the drive can reach temperatur...

Page 43: ... entering the interior of the gear unit geared motor through the seals and can damage it In addition do not use solvents as these can damage the seals and the nameplate Comply with the following instructions Remove dust and chips with a suitable industrial vacuum Remove contamination from the surface of the gear unit geared motor with a suitable industrial cleaner 7 2 Inspection Perform regular in...

Page 44: ... the motor Replace the motor Surrounding temperature is too high Provide sufficient cooling for the gear unit Bearing damage Contact STOBER Service Increased or different noises or vibrations in operation Motor is mounted with too much tension Check the assembly of the motor Gear unit is mounted incorrectly or with too much tension Check the assembly of the gear unit Bearing damage Contact STOBER ...

Page 45: ...nces Presumed cause If possible digital photo of the drive or a video recording of the drive in the context of the fault Contact data of parent company in Germany STÖBER Antriebstechnik GmbH Co KG Kieselbronner Strasse 12 75177 Pforzheim Germany Service hotline 49 7231 582 3000 mail stoeber de Contact data of subsidiary in US STOBER Drives Inc 1781 Downing Drive Maysville KY 41056 Service Hotline ...

Page 46: ...shaft such as belts chains or couplings with suitable removal devices 4 Fasten the drive with suitable fastening elements see the chapter Transport 21 5 Unscrew the screws used to mount the drive to the machine 6 For KS gear units with a hollow shaft and shrink ring Unscrew the clamping screws of the shrink ring in multiple cycles by one quarter rotation each in turn but do not completely remove t...

Page 47: ...haft Tools The following tools not included in the scope of delivery of the gear unit are required for removal Threaded pin for removing the hollow shaft size M6 for KL1 gear unit and M8 for KL2 gear unit Procedure 1 Screw the parallel pin into the threaded hole of the keeper plate with a hex wrench until the parallel pin presses against the machine shaft 2 Tighten the parallel pin until the hollo...

Page 48: ...STÖBER Antriebstechnik GmbH Co KG Kieselbronner Str 12 75177 Pforzheim Germany Tel 49 7231 582 0 mail stoeber de www stober com 443150_en 00 10 2019 24 h Service Hotline 49 7231 582 3000 www stober com ...

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