Nabtesco RV E Series Operation Manual Download

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Chapter 5 Installation



If there is foreign matter adhering to the mounting surface, the mounting surface of the reduction
gear may be deformed, which could cause deterioration of performance, such as abnormal noise
and torque irregularity and durability.

Fig. 5-26

Serrated lock
washer

Hexagon socket head cap screw

Deep groove

ball bearing

Case installation
component

Note

Reduction

gear

Summary of Contents for RV E Series

Page 1: ...series code For the applicable models refer to Model indicated on the shipping label of the product This manual must be thoroughly read and understood before using the product Be sure to deliver this...

Page 2: ...1 1 1 About warnings 1 1 2 Type and indication of warning 1 1 3 General precautions 2 Chapter 2 Product overview 3 2 1 Name of each section 3 2 2 Parts codes of catalog products 4 Chapter 3 Transport...

Page 3: ...icant filling procedure 61 Chapter 7 Operation 63 7 1 Checking before operation 63 7 2 Running in operation 63 7 3 Precautions for operation 63 Chapter 8 Maintenance and inspection 65 8 1 Precautions...

Page 4: ...rations that are prohibited in relation to the use of this product but it is also impossible to note all of them in this manual For this reason it is necessary to take appropriate safety measures when...

Page 5: ...s to ensure safety and well being as this can prevent accidents 3 Sharing of hazard information with users When selling or transferring this product embedded in a device etc hand this manual to the pe...

Page 6: ...tomer is responsible for conducting safety training and giving operation instructions to those workers 2 Copyrights The copy right for this manual belongs to Nabtesco Corporation Unauthorized reprinti...

Page 7: ...1 above shall not apply if a the defect was caused due to the use of the Product deviated from the Specifications or the working conditions provided by Nabtesco b the defect was caused due to exposur...

Page 8: ...mentary excessive torque does not exceed the momentary maximum allowable torque Allowable output speed The allowable value for the reduction gear s output speed during operation without a load is refe...

Page 9: ...iven according to the following four categories in this manual If you fail to observe these warning statements it could result in lethal injury or serious damage and malfunction of the product Indicat...

Page 10: ...ection of the drive sections do not put your fingers or any object into the clearance of the protective cover etc as it could cause injury If any abnormalities or damage to the reduction gear are foun...

Page 11: ...ow refer to the separately provided Outer dimensions drawings and specification sheet 1 E series 2 C series Fig 2 1 Tapped hole for shaft installation Shaft Case O ring groove on the case Tapped hole...

Page 12: ...included in the catalog For the parts code check Parts code indicated on the shipping label of the product Fig 4 8 Parts codes of catalog products for C series P10L010 00 P10L014 00 P10L017 00 P10L01...

Page 13: ...Model Weight kg RV 6E 2 5 RV 10C 4 6 RV 15 3 6 RV 20E 4 7 RV 27C 8 5 RV 30 6 2 RV 40E 9 3 RV 50C 14 6 RV 60 9 7 RV 80E 13 1 RV 100C 19 5 RV 160 19 5 RV 110E 17 4 RV 200C 55 6 RV 320 34 RV 160E 26 4 R...

Page 14: ...or damage to the reduction gear Store the reduction gear under the same conditions as those before unpacking If it is left upside down it could cause damage to the reduction gear Although the reductio...

Page 15: ...y in case the equipment goes out of control or falls off When the reduction gear is used for elevating equipment install an effective safety unit for preventing falls caused by idle running as a fail...

Page 16: ...pe of the actual section differs from the illustration below refer to the separately provided Outer dimensions drawings and specification sheet Prepare the input gear motor mounting flange case instal...

Page 17: ...face take extra care so that no scratch will be made on the oil sealing surface when handling the input gear Any scratches could cause leakage of the lubricant Take extra care so that no scratch will...

Page 18: ...s Table 4 2 Installation accuracy Original series The reduction gear of the original series will be embedded in the equipment as a component When designing a system be sure that the external thrust lo...

Page 19: ...o be embedded in the motor mounting flange Confirm that the design of the prepared case installation component conforms to the size and quantity of the case mounting bolts indicated in the separately...

Page 20: ...lubricant after installing the reduction gear Confirm that the design of the prepared shaft installation component conforms to the size and quantity of the shaft mounting bolts indicated in the separ...

Page 21: ...inal size pitch Required Qty Nominal size pitch Required Qty Nominal size pitch Required Qty Nominal size pitch Required Qty RV 6E M5 0 8 8 RV 6E M8 1 25 6 RV 20E M6 1 0 16 M6 1 0 8 RV 20E M10 1 5 6 M...

Page 22: ...ation symbol CDW H CDW L Only for M5 Material S50C to S70C Hardness HR40 to 48 Table 4 6 When using any equivalent washer select it with special care given to its outside diameter D Nominal size ID an...

Page 23: ...gs and specification sheet If there is no indication select the size of the O ring appropriate for the surface to be sealed For the catalog products described in 2 2 Parts codes of catalog products pr...

Page 24: ...RV 27C 3 S120 2 119 5 2 0 RV 160E AS568 265 196 44 3 53 RV 50C 3 S100 2 99 5 2 0 RV 320E AS568 271 234 54 3 53 RV 50C 3 S150 2 149 5 2 0 RV 450E AS568 275 266 29 3 53 RV 100C 3 G115 114 4 3 1 RV 15 G...

Page 25: ...80E AS568 263 183 74 3 53 RV 320C AS568 281 380 59 3 53 RV 110E G190 189 3 5 7 RV 500C G460 459 3 5 7 RV 160E G220 219 3 5 7 RV 60 AS568 165 164 77 2 62 RV 320E G270 269 3 5 7 RV 320 AS568 178 247 32...

Page 26: ...co Corporation In order to take advantage of the performance of this product use the Nabtesco specified lubricant Using other types of lubricant could cause deterioration of performance and premature...

Page 27: ...ear If it is left upside down it could cause damage to the reduction gear When unpacking the internal parts of the reduction gear remain exposed Take extra care so that no foreign matter adheres to th...

Page 28: ...4 3 2 Checking the contents Confirm that the contents of the packing box match the items in the illustration below when unpacking Fig 4 9 The contents of the packing box and shape of the reduction ge...

Page 29: ...g tape to make the label visible Note When the customer uses a substance other than urethane or epoxy contact us Even when coating is not performed on the circumference of the reduction gear the seali...

Page 30: ...ter and enter the reduction gear This may cause deterioration of performance such as abnormal noise vibration or torque irregularity Also this tape may adhere to the lip of the oil seal causing leakag...

Page 31: ...products use the following hanging bolts Table 4 12 Do not enter the area under the reduction gear when lifting the reduction gear If the reduction gear falls down it could cause injury When lifting t...

Page 32: ...nt the bolt from loosening and protect the bolt seat surface from flaws Reference 4 2 3 Reduction gear mounting bolts and 4 2 4 Serrated lock washer for hexagon socket head cap screw The following are...

Page 33: ...ting holes of the reduction gear with the Step 1 positions of the tapped holes for the case installation component and then attach the reduction gear to the case installation component Confirm that th...

Page 34: ...given by the manufacturer of the sealant to be used Align the mounting holes of the motor mounting flange with the mounting holes of the reduction Step 3 gear case section and positions of the tapped...

Page 35: ...ants Step 5 If a liquid sealant cannot be used prepare an O ring groove on the shaft installation component and attach an O ring I Take extra care so that the O ring is not caught by the mounting surf...

Page 36: ...uction gear or mounting bolt section For the pin bolt clamping output shaft type 20E 40E apply the liquid sealant around the mounting hole For the detailed coating procedure follow the instructions gi...

Page 37: ...damage to the customer s device and the reduction gear For the pin bolt clamping output shaft type drill both a pin pilot hole for the reduction gear and a Step 7 hole on the shaft installation compon...

Page 38: ...he liquid sealant adheres to the lip of the oil seal it could cause leakage of the lubricant For model RV 80E with the pin bolt clamping Step 8 output shaft type temporarily fix the shaft side of the...

Page 39: ...If the cutting chips are trapped in the reduction gear while drilling holes using a reamer they could adhere to the gear and eventually cause deterioration of performance such as abnormal noise vibra...

Page 40: ...of the center tube is correctly fitted into the centering hole of the reduction gear shaft section Check that there is no foreign matter adhering to the mounting surface If the O ring is caught by th...

Page 41: ...g cannot be used due to the structure seal the section using a liquid sealant etc Reference 4 2 5 Liquid sealant When a liquid sealant is used take extra care so that it will not leak into the reducti...

Page 42: ...nt may differ from the illustration above depending on the customer s equipment or shape of the reduction gear The installation orientation and necessity for installing the deep groove ball bearing oi...

Page 43: ...is correctly fitted into the centering hole of the shaft installation component Check that there is no foreign matter adhering to the mounting surface Using the hexagon socket head cap screw and serr...

Page 44: ...hat the centering shaft of the center tube is correctly fitted into the centering hole of the reduction gear shaft section Check that there is no foreign matter adhering to the mounting surface If the...

Page 45: ...ction For the detailed coating procedure follow the instructions given by the manufacturer of the sealant to be used Reference 4 2 5 Liquid sealant If a coating is not applied at some points within th...

Page 46: ...unting bolts 4 2 4 Serrated lock washer for hexagon socket head cap screw and 5 1 Bolt tightening torque If an O ring is caught by the mounting surface it could cause leakage of the lubricant If there...

Page 47: ...g cannot be used due to the structure seal the section using a liquid sealant etc Reference 4 2 5 Liquid sealant When a liquid sealant is used take extra care so that it will not leak into the reducti...

Page 48: ...the customer s equipment or shape of the reduction gear The installation orientation and necessity for installing the deep groove ball bearing oil seal and plugs for tapped holes for injecting draini...

Page 49: ...nting surface of the reduction gear may be deformed which could cause deterioration of performance such as abnormal noise and torque irregularity and durability Fig 5 26 Serrated lock washer Hexagon s...

Page 50: ...r centering shaft of the reduction gear shaft section should be used Check that there is no foreign matter adhering to the mounting surface If an O ring cannot be used due to the structure seal the se...

Page 51: ...m Tighten the temporarily fixed hexagon socket head cap screw with the specified tightening torque Check again on the dial gauge that the deviation is within 20 m Reference 5 1 Bolt tightening torque...

Page 52: ...ill holes simultaneously using a reamer If the cutting chips are trapped in the reduction gear while drilling holes using a reamer they could adhere to the gear and eventually cause deterioration of p...

Page 53: ...caught by the mating section Confirm that the centering shaft of the reduction gear case section is correctly fitted into the centering hole of the motor mounting flange Check that there is no foreig...

Page 54: ...designed performance In addition it could cause injury and damage to the customer s device and the reduction gear If the installation accuracy of the reduction gear is poor deviation in the gauge rea...

Page 55: ...with the spur gear and therefore the gear cannot be installed or could be damaged Attach a key to the motor shaft Step 1 Attach the input gear to the motor shaft Step 2 Check that there is no foreign...

Page 56: ...or Attach a key to the motor shaft Step 1 Attach the input gear to the motor shaft Step 2 Check that there is no foreign matter adhering to the mounting surface If any particle adheres to the mounting...

Page 57: ...diameters of the hexagon nut and seal washer should be smaller than the root circle diameter of the input gear Avoid impact to the motor shaft when attaching the input gear as it could damage the moto...

Page 58: ...s abnormal noise and vibration and also lead to damage of the motor Tighten the hexagon nut into the draw bolt Step 4 Using a double nut and thread locking sealant etc lock the hexagon nut If necessar...

Page 59: ...n as illustrated in Fig 5 37 Correct built in position Then confirm that the motor and motor mounting flange are closely attached with each other without any tilt If there is a clearance between the m...

Page 60: ...d also lead to damage of the motor There are various ways to install the motor depending on the shape of the reduction gear or customer s equipment For the installation methods other than the above ex...

Page 61: ...pressure also increases As a result an oil seal could fall off or lubricant could leak If the filling amount of the lubricant is insufficient it could cause premature damage to the reduction gear 6 1...

Page 62: ...t a physician If the lubricant is swallowed do not force yourself to vomit and consult a physician Disposal of waste grease and container It is required by law to dispose of the grease and container i...

Page 63: ...range the areas in the diagram when the reduction gear is installed in the horizontal shaft are indicated in Fig 6 1 Each amount does not include the space the areas in the diagram on the motor mount...

Page 64: ...ft are indicated in Fig 6 2 If there is a blank space inside e g when a center tube is used exclude the volume of the blank space Each amount does not include the space the areas in the diagram on the...

Page 65: ...mperature increases during operation and the internal pressure also increases As a result an oil seal could fall off or lubricant could leak If the filling amount of the lubricant is insufficient it c...

Page 66: ...products not included in the catalog contact our service representative individually Fig 6 3 Vertical shaft installation with shaft facing downward Vertical shaft installation with shaft facing upwar...

Page 67: ...shaft are indicated in Fig 6 4 If there is a blank space inside e g when a center tube is used exclude the volume of the blank space Each amount does not include the space the areas in the diagram on...

Page 68: ...lubricant is insufficient it could cause premature damage to the reduction gear The shape of the reduction gear may differ from the illustration in Fig 6 3 and Fig 6 4 above depending on the ordered s...

Page 69: ...When pneumatic pressure is used for filling the lubricant set the pressure below 0 03 MPa If you fail to remove the plug for tapped hole for injecting draining grease on the drain side the internal p...

Page 70: ...ng draining grease and cap them with plugs sealed with a seal tape etc Vertical shaft installation with shaft facing downward Vertical shaft installation with shaft facing upward Fig 6 5 Shaft install...

Page 71: ...roblem with the quality when the symptom disappears after the running in operation is performed for 30 minutes or more until the surface temperature of the reduction gear body reaches around 50 C Duri...

Page 72: ...ion gear under a condition that exceeds the allowable acceleration deceleration torque allowable moment and allowable output speed It could cause injury to the workers or damage to the reduction gear...

Page 73: ...otective goggles gloves and safety shoes Organize the surrounding area and ensure safety to prevent secondary accidents To maintain the condition in which the device is completely stopped turn OFF the...

Page 74: ...the power source e g power supply and execute lock out tag out so that the power will not be turned ON by accident Otherwise you could be caught by the rotation section which will result in injury If...

Page 75: ...d hole for injecting draining grease and then attach the Step 4 injector Refer to Fig 8 2 Using the injector or the like fill the lubricant through the tapped hole for injecting draining grease Step 5...

Page 76: ...sed by necessity run the motor at a low speed and never touch the rotation section Otherwise you could be caught by the rotation section which will result in serious injury Repeat steps 3 to 8 until t...

Page 77: ...s parameter settings Make sure there are no components resonating in unity Make sure the input gear is appropriately installed on the motor Make sure there is no damage to the surface of the input gea...

Page 78: ...For small motors Standard input gear B For large motors Note The above drawing shows the shape before the additional machining is performed Check the dimensions of each section in the Dimensions table...

Page 79: ...example 1 For straight shafts attached to motor shaft tip Note 1 When a tapped hole is used for the motor shaft fix the input gear to the motor shaft with a bolt 2 For the bolt through hole diameter d...

Page 80: ...roove d2 so that it is larger than the corner of the keyway Although the following calculation formula is used in this example design the diameter using appropriate values based on the keyway toleranc...

Page 81: ...lip surface is required for the oil seal manufacture a new input gear and quench the D2 section and then perform plunge grinding Note 1 The design specifications vary depending on the oil seal manufac...

Page 82: ...00 128 144 170 66 1 65 1 RV 320E RV 320 47 52 34 28 3 81 101 118 5 129 141 171 185 80 100 117 5 128 140 170 184 66 1 65 1 RV 450E RV 450 57 62 40 28 5 81 101 118 5 129 154 8 171 192 42 80 100 117 5 12...

Page 83: ...RV 15 90 11 7 17 14 9 6003 RV 40E RV 30 103 13 9 19 16 11 5 6004 RV 80E RV 60 2 109 13 9 15 5 12 16 6005 RV 80E RV 60 3 105 13 9 19 5 16 12 6005 RV 160E 128 15 1 21 17 16 6006 RV 320E 148 16 1 22 18 2...

Page 84: ...Gear 76 Dimensions of standard input gear The ratio code marked with indicates the dimensions of the standard input spline For the gear tooth specifications refer to Gear tooth specifications for eac...

Page 85: ...Appendix Design Scheme of Input Gear 77...

Page 86: ...depth Pressure angle 20 Precision JIS B 1702 1976 Grade 5 Spur gear tooth surface hardness and material Heat treatment Carburizing quenching and tempering Surface hardness HRC 58 to 62 Effective case...

Page 87: ...Appendix Design Scheme of Input Gear 79...

Page 88: ...Appendix Design Scheme of Input Gear 80...

Page 89: ...specifications shown in the following tables when designing with a processed or non standard input spline The specifications of the hardness and material are the same as those of the input gear Detai...

Page 90: ...l Dojima Avanza 1 6 20 Dojima Kita ku Osaka 530 0003 Japan TEL 81 6 6341 7180 FAX 81 6 6341 7182 Tsu Plant 594 Icchoda Katada cho Tsu Mie 514 8533 Japan TEL 81 59 237 4600 FAX 81 59 237 4610 Service C...

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Nabtesco RV E Series, Operation Manual

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