Nabtesco RV RD2 Series Page 11 Operation Manual Download

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Chapter 2 Product Overview

Chapter 2

Product Overview

This chapter describes an overview of this product.

Name of each section

2.1.

This section provides an explanation of the name of each section.

• If the shape of the actual section differs from the illustration below, refer to the catalog, separately

provided “Outer dimensions” drawings and specification sheet.



Solid series

<Straight input type> RDS-

<Right angle input type> RDR-

Oil seal on the output
side

Hexagon socket head
cap screw seal
washer
or
hexagon socket head
cap plug
(Tapped hole “A” for
injecting/draining
grease)

Tapped hole for installing
component

Output shaft (shaft)

Case

Middle flange

Input unit

Motor flange

Bushing

Hexagon socket head cap
plug
(Tapped hole “B” for
injecting/draining grease)

Motor flange

Hole for installing reduction

gear

Fig. 2-1

Oil seal on the output

Hexagon socket head
cap screw seal
washer
or
hexagon socket head
cap plug
(Tapped hole “A” for
injecting/draining
grease)

Tapped hole for installing

component

Output shaft (shaft)

Case

Middle flange

Input unit

Motor flange

Bushing

Hexagon socket head cap
plug
(Tapped hole “B” for
injecting/draining grease)

Motor flange

Hole for installing
reduction gear

Hexagon socket head cap plug
(Tapped hole “C” for
injecting/draining grease)

Flange head plug
(Tapped hole “D” for
injecting/draining
grease)

Fig. 2-2

Summary of Contents for RV RD2 Series

Page 1: ...RDR 100C RDP 100C RDS 160E RDR 160E RDP 160E RDS 200C RDR 200C RDP 200C RDS 320E RDR 320E RDP 320E RDS 320C RDR 320C RDP 320C For the applicable model codes 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 operation manual to the system manager and the person in charge of the operation ...

Page 2: ... warnings 1 1 1 Type and indication of warning 1 1 2 General precautions 2 1 3 Chapter 2 Product Overview 3 Name of each section 3 2 1 Parts codes of catalog products 6 2 2 Lubricant 6 2 3 Chapter 3 Transportation and Storage of Product 7 Transportation 7 3 1 Storage 8 3 2 Chapter 4 Preparations for Installation 9 Installation environment 9 4 1 Preparation of required components 10 4 2 Unpacking 1...

Page 3: ...operation 28 6 2 Precautions for operation 28 6 3 Chapter 7 Maintenance and Inspection 31 Precautions on maintenance 31 7 1 Daily inspection 31 7 2 Precautions when handling the lubricant 32 7 3 Lubricant replacement 33 7 4 Troubleshooting checksheet 39 7 5 Contact Information ...

Page 4: ...erved and operations 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 operating this product in addition to the points noted in this manual The particularly important information for safe handling of this product is noted below This information applies to ...

Page 5: ...es 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 person who actually uses or manages the device the person group in charge Or add the necessary information concerning handling and maintenance procedures for preventing the accidents and failures descr...

Page 6: ...e speakers of English the customer is responsible for conducting safety training and giving operation instructions to those workers 2 Copyrights The copyright for this manual belongs to Nabtesco Corporation Unauthorized reprinting reproduction copying or translation of this manual in whole or in part is strictly prohibited About This Manual ...

Page 7: ...n 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 exposure to foreign substances or contamination dirt sand etc c lubricant or spare part other than the ones recommended by Nabtesco was used in the Product d the Product was used in an unusual environment s...

Page 8: ... Be careful that the momentary 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 referred to as the allowable output speed Note The reduction gear temperature may exceed 60 C even when the speed is under the allowable speed depending on the operation conditions ...

Page 9: ...given 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 Indicates a hazardous situation that if not avoided is highly likely to result in death or serious injury Indicates a potentially hazardous situation that if not avoided could result in death or serious inj...

Page 10: ...ar Do not put your fingers or any object into the opening of the reduction gear If a belt or chain is used for connection 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 found stop the operation immediately Incorrect motion could cause injury The reduction ge...

Page 11: ...aining grease Tapped hole for installing component Output shaft shaft Case Middle flange Input unit Motor flange Bushing Hexagon socket head cap plug Tapped hole B for injecting draining grease Motor flange Hole for installing reduction gear Fig 2 1 Oil seal on the output Hexagon socket head cap screw seal washer or hexagon socket head cap plug Tapped hole A for injecting draining grease Tapped ho...

Page 12: ... draining grease Tapped hole for installing component Output shaft shaft Hollow section Case Middle flange Input unit Oil seal in the hollow section Hexagon socket head cap plug Tapped hole B for injecting draining grease Motor flange Hole for installing reduction gear Label Fig 2 4 Bushing Oil seal on the output side Hexagon socket head cap plug Tapped hole A for injecting draining grease Tapped ...

Page 13: ... seal on the output side Hexagon socket head cap plug Tapped hole A for injecting draining grease Tapped hole for installing component Output shaft shaft Hollow section Case Middle flange Input unit Oil seal in the hollow section Hexagon socket head cap plug Tapped hole B for injecting draining grease Hole for installing reduction Label Oil seal on the input side Fig 2 6 ...

Page 14: ...e indicates the revision code Note that this number may not be 0 Lubricant 2 3 The specified lubricant is filled before shipping When replacing the lubricant be sure to use the Nabtesco specified lubricant For purchase of the lubricant contact our service representative Do not mix it with other lubricants Table 2 1 Brand specified by Nabtesco VIGOGREASE RE0 Operating temperature range ambient temp...

Page 15: ... 8 2 RDR 200C C5 120 4 RDS 080E B2 23 8 RDR 020E C0 9 9 RDR 320C C4 163 6 RDS 080E B3 26 3 RDR 020E C1 10 9 RDR 320C C5 166 1 RDS 160E B4 43 4 RDR 040E C2 20 5 RDP 020E 081 A0 8 3 RDS 160E B5 46 3 RDR 040E C3 23 2 RDP 040E 057 A3 16 4 RDS 320E B4 68 9 RDR 080E C2 26 8 RDP 080E 081 A4 22 8 RDS 320E B5 71 8 RDR 080E C3 29 6 RDP 160E 066 A6 41 9 RDS 010C B0 10 4 RDR 160E C4 65 6 RDP 320E 081 A7 67 3 ...

Page 16: ... 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 reduction gear is coated with rust prevention oil before shipping it is not designed for long term storage If it is stored for a long period check the condition of the reduction gear periodically and perform rust prevent...

Page 17: ...ld cause injury 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 safe mechanism in case of an unexpected failure in the reduction gear If you fail to install it it could cause injury in case the elevating unit falls off Installation environment 4 1 Us...

Page 18: ... illustration depending on the customer s equipment Installation components 4 2 1 The customer is required to prepare the following components used for incorporating the reduction gear into the customer s equipment Case installation component Prepare the case installation component for the reduction gear Confirm that the design of the prepared case installation component conforms to the size and q...

Page 19: ...ecification sheet Select the appropriate bolt length based on the mounting dimensions of the components prepared by the customer and the reduction gear Prepare the following bolts recommended by Nabtesco Hexagon socket head cap screw JIS B 1176 2006 Strength class JIS B 1051 2000 12 9 Thread JIS B 0209 2001 6 g For case installation components For shaft installation components Table 4 1 Table 4 2 ...

Page 20: ...ameter ø D Liquid sealant 4 2 4 If the reduction gear and motor flange are removed liquid sealant must be used to seal the installation surface of the reduction gear and motor flange when they are re assembled Prepare one of the following liquid sealants recommended by Nabtesco Table 4 4 Name Manufacturer Characteristics and applications ThreeBond 1211 ThreeBond Silicone based solventless type Sem...

Page 21: ...uct check the contents of the packing box and confirm that all the ordered items are included If an incorrect part is installed it could cause injury to the workers or damage to the device in which the incorrect part is assembled and the reduction gear If it is left upside down it could cause damage to the reduction gear Refer to Fig 4 3 for the direction The reduction gear is coated with rust pre...

Page 22: ... label are needed Write them down when unpacking and keep them for cases in which they are needed The model and serial number indicated on the label may be used Depending on the product the motor flange cap and bushing may not be assembled or included in the packing box For the pulley type the motor flange cap and bushing are not provided with the product Important Cap and bushing Motor flange Red...

Page 23: ...ction gear when lifting the reduction gear When lifting the reduction gear be sure to use a lifter that can withstand the weight of the reduction gear Handling bolt size Solid series Table 4 5 Model code Handling bolt Nominal size pitch mm Qty Weight kg Straight 1 Right angle 1 Pulley RD 006E M5 0 8 2 6 to 17 7 to 18 RD 020E M6 1 0 2 8 to 19 10 to 22 8 RD 040E M8 1 25 3 18 to 29 21 to 32 16 RD 080...

Page 24: ...d pulley input type Right angle input type Fig 4 6 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 the reduction gear be sure to use a lifter that can withstand the weight of the reduction gear Otherwise the lifter will be damaged and the reduction gear could fall down and topple over which may resul...

Page 25: ...recommended bolts for installing the reduction gear and tighten them with the specified tightening torque Use the serrated lock washer for hexagon socket head cap screw to prevent the bolt from loosening and protect the bolt seat surface from flaws Reference 4 2 2 Reduction gear mounting bolts and 4 2 3 Serrated lock washer for hexagon socket head cap screw If aluminum or stainless steel is used f...

Page 26: ...ngle C2 ID ø24 C3 ID ø35 M8 1 25 37 2 1 86 RD 160E RD 320E RD 200C RD 320C Straight B4 ID ø28 M12 1 75 129 6 37 B5 ID ø42 M10 1 5 73 5 3 43 Right angle C4 ID ø28 M12 1 75 129 6 37 C5 ID ø42 M10 1 5 73 5 3 43 Note Clamping bolt Refer to Fig 5 7 Installation work 5 2 The installation procedure may differ from the contents of this manual depending on the shape of the components designed by the custom...

Page 27: ...llation component interferes with the motor flange Note When using the mounting surface on the input unit side for the solid series Motor flange Case installation component Mounting surface Tool Motor flange Fig 5 1 Installing the product in the customer s equipment When the product can be installed as is Refer to 1 of 5 2 1 When tools interfere with the motor flange Installing the servomotor or p...

Page 28: ...ace of the reduction gear may be deformed which could cause deterioration of performance such as abnormal noise and torque irregularity and durability Step 2 Insert the hexagon socket head cap screw into the Belleville spring washer for the hexagon socket head cap screw Reference Fig 4 2 in 4 2 3 Serrated lock washer for hexagon socket head cap screw Step 3 Tighten the hexagon socket head cap scre...

Page 29: ...ws are not tightened with the specified torque the reduction gear does not deliver the designed performance In addition it could cause injury and damage to the customer s device and the reduction gear 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...

Page 30: ...he motor flange using a tool such as a plastic hammer and then remove the motor flange from the reduction gear main unit Applying excessive load could damage the reduction gear or motor flange Step 2 With the motor flange removed incorporate the reduction gear into the customer s equipment according to steps 1 to 3 in 1 When the product can be installed as is Step 3 Wipe off the grease adhering to...

Page 31: ... the reduction gear Check that there is no foreign matter adhering to the mounting surface Make sure that the matching surface of the motor flange and the matching surface of the reduction gear are in close contact If either of them is tilting or there is a gap remove the motor flange and perform step 4 again Using the hexagon socket head cap screws fix the motor flange and reduction gear Use the ...

Page 32: ... Wipe the outside of the servomotor shaft and the clamping surface inside the coupling with a clean cloth Check that the clamping bolt is not tightened When using a bushing wipe the inside and outside of the bushing using a clean cloth Before installation check that there are no scratches on the inside of the coupling bushing and motor shaft that could interfere with installation Make sure that th...

Page 33: ...e motor shaft with the inside of the coupling or the bushing and insert the servomotor in a straight line Confirm that the mating part of the motor is aligned with the mating part of the motor flange when inserting the servomotor If the motor shaft has a keyway set the motor so that the keyway of the motor shaft is positioned on the opposite side of the slit of the coupling see Fig 5 9 and then in...

Page 34: ...there is foreign matter adhering to the mounting surface appropriate installation accuracy cannot be obtained It could cause deterioration of performance such as abnormal noise and vibration and also lead to premature damage of the motor Forcibly pressing to insert the servomotor could cause damage to the servomotor or reduction gear Step 6 Using the bolt provided at the time of shipping tighten t...

Page 35: ...the hollow shaft series When using the hollow shaft series described in 2 1 Name of each section with the shaft facing up and with a vertical shaft installed Fig 5 12 contact our service representative individually Note The solid series can be installed as shown in Fig 5 12 Model code Ratio code Rated moment Nm Allowable moment Nm RDP 020E 081 38 38 RDP 040E 057 78 122 RDP 080E 081 133 RDP 160E 06...

Page 36: ...ely by observing the following precautions Keep away from the rotation section during operation of the device or until it is completely stopped Otherwise you could be caught by the rotation section which will result in serious injury If any abnormalities such as abnormal noise or excessive vibration are found stop the operation immediately Do not start the operation before the cause of the error i...

Page 37: ...ed Straight input rpm Right angle input rpm Pulley input rpm RD 006E 31 30 100 100 43 81 81 53 5 65 65 79 44 44 103 34 34 RD 020E 41 15 75 75 57 61 61 81 43 43 43 105 33 33 121 29 29 161 22 22 RD 040E 41 15 70 70 57 53 53 53 81 37 37 105 29 29 121 25 25 153 20 20 RD 080E 41 15 70 70 57 53 53 81 37 37 37 101 30 30 121 25 25 153 20 20 RD 160E 66 15 30 30 30 81 25 25 101 20 20 121 17 17 145 14 14 171...

Page 38: ...3 108 32 32 32 153 23 23 189 19 19 243 14 14 RD 027C 99 82 15 35 35 35 141 68 25 25 184 19 19 233 45 15 15 RD 050C 109 15 28 28 28 152 6 20 20 196 2 15 15 239 8 13 13 RD 100C 100 5 15 30 30 30 150 20 20 210 14 14 258 12 12 RD 200C 105 83 15 19 19 19 155 96 13 13 206 09 10 10 245 08 8 8 RD 320C 115 15 17 17 157 13 13 13 207 10 10 253 8 8 Note The allowable speed may be limited by heat depending on ...

Page 39: ...e protective 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 power to the customer s device and take extra care so that the power will not be turned ON by accident Daily inspection 7 2 Check the following items every day before starting the operation Table...

Page 40: ...e lubricant gets into your eyes rinse your eyes with clean water for 15 minutes and consult a physician If the lubricant contacts the skin wipe it off completely and thoroughly rinse the affected area with water and soap If the lubricant is inhaled move to a fresh air location and cover your body with a blanket to keep yourself warm and calm Then consult a physician If the lubricant is swallowed d...

Page 41: ...erence Table 7 2 and Table 7 3 in Amount of specified lubricant Seal tape Tightening tool Prepare a tightening tool based on Table 7 4 Amount of specified lubricant Solid series Table 7 2 Model code Weight g Straight input type Right angle input type Pulley input type Main unit section Right angle input section RD 006E 141 167 23 RD 020E 219 229 23 243 RD 040E 358 390 51 371 RD 080E 492 498 51 507...

Page 42: ...lacement procedure is different for the straight and pulley input type and the right angle input type Replace the lubricant correctly according to the following procedure When handling the lubricant be sure to wear protective goggles and rubber gloves When replacing the lubricant turn OFF the power source e g power supply and execute lock out tag out so that the power will not be turned ON by acci...

Page 43: ...lled Always drain the lubricant while the reduction gear is cool If a tapped hole for injecting draining grease is unplugged while the reduction gear is still hot high temperature lubricant sprays out which could cause burns Step 4 Attach a grease nipple etc to the lower tapped hole for injecting draining grease and then attach the injector Step 5 Using the injector or the like fill the lubricant ...

Page 44: ...emove the injector from the tapped hole A on the supply side and attach a hexagon socket head cap plug to the tapped hole A on the drain side Reference Table 7 4 Plug size and tightening torque Calculate the output shaft conversion and set the servomotor rotation speed so that the output shaft rotation speed is 5 to 10 rpm Then rotate the motor for about one minute Perform steps 1 to 9 again Set t...

Page 45: ... lubricant from the lower tapped hole for injecting draining grease Check the amount of drained lubricant by catching it with a container etc in order to control the same amount of lubricant to be drained and filled Always drain the lubricant while the reduction gear is cool If a tapped hole for injecting draining grease is unplugged while the reduction gear is still hot high temperature lubricant...

Page 46: ... the edge surface Step 7 Refer to steps 5 to 11 of For the straight input type and pulley input type and fill the right angle input unit with new lubricant Step 8 Attach the plugs and parts removed in step 3 above to the tapped holes for injecting draining grease C and D with the specified tightening torque Reference Table 7 4 Plug size and tightening torque Replace with new seal tape If the custo...

Page 47: ...unt of Nabtesco specified lubricant has been added Make sure there are no problems with the motor s parameter settings Make sure there are no components resonating in unity Make sure the motor is appropriately installed on the input unit Make sure the flange and other components are designed and manufactured with the correct tolerances The trouble started during operation Check column Item Make su...

Page 48: ... Sales Office 21st Fl 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 Center 594 Icchoda Katada cho Tsu Mie 514 8533 Japan TEL 81 59 237 4672 FAX 81 59 237 4697 Nabtesco VIGOGREASE RV are registered trademarks or trademarks of Nabtesco Corporation The...

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