This publication is intended for use within the nsk rhp organisation and can be used in. It has a singlerow deepgroove geometry for high speeds and supporting both radial and axial loads. Dodd began his career with patriot pumps, in howell, michigan, designing, repairing, and implementing pumps for dewatering and bypass pumping. The nsk megatorque motor is a direct drive motor which. Dmp loose fit types of fits tight fit tight fit housing shafts jis class 0 bearing j6 j7 k6 k7 j5 j6 transition fit transition fit jis class 0 bearing fig 7. Edc megaterm application software for megatorque motor windows 2000, xp, vista edc megaterm application software for megatorque motor windows 7, 8 megatorque motor system users manualdriver model ega reference number. Contaminants are stopped by a microfilter there is a water. The synergies of our global network of nsk technology centres. The mounting and dismounting section has been expanded to include. Nsk nskse timken where you turn nachi koyo basic load ratings limiting speeds rpm grease nij style common options machined brass cage pressed steel cage high capacity polyamide cage normal internal clearance greater than normal internal clearance electric motor quality not shown in part number bearing weight approx. If the motor is left in such conditions, it cannot exhibit its capability 100 % and will lead to a problem of the driver unit. Users manual and technical data are available for brake holding accuracy.
The competitive manufacturers are provided for a convenient source of unit substitution. These should enable you to determine easily the maximum and minimum values of fits when using iso tolerance classes for bearing seats and bearings with normal. Nsk 6309 deep groove ball bearing, single row, open, pressed. With superfinished raceways and controlled geometries, our premium design helps ensure consistent quality. Our deep groove ball bearings deliver reliable performance in a wide range of applications and conditions. Nsk bearing nomenclature consist of basic numbers and supplementary symbols. A684 examples of calculating driving torquewhen moving an object with a mass of 500 kg using a screw with an effective diameter of 33 mm and a lead length of 10 mm lead angle. The flatness of the motor mounting surface shall be 0. Nsk is one of the worlds leading manufacturers of bearings, linear technology and steering systems. Special safety version available any errors between the control unit and the machining centers controller will cause the ispeed3 series motor to stop. Keep in touch and stay informed 247 about nsks dental innovation and latest news. Nsk bearing numbers are alphanumeric combinations that indicate the nsk bearing type, boundary dimensions, dimensional and running accuracies, internal clearance, and other related specifications. Nsk bearings run in wind turbines and machine tools, our linear technology can be found on production lines for a variety of industries, and our automotive components are installed in vehicles. The tables in this section provide information about bearing tolerances, seat tolerances and resultant fits.
Calculating residual internal clearance after mounting. And, since we control the quality going into all of our handpieces, we can trust them to deliver the reliability you need. Find the latest product information, promotional offers and video demonstrations on an intuitive interface. Two motor handpieces can be connected to the unit, allowing for easy switching between handpieces. Nsk 6309 deep groove ball bearing, single row, open. Nsk bearing cross reference chart nsk bearings interchange.
Nsk is one of the leading companies with a long tradition in. The nsk megatorque motors reliability effectively demonstrates nsks full. Northern road, newark nottinghamshire ng24 2jf tel. Nsk is a global manufacturer of ball and roller bearings, linear motion technology, automotive components and steering systems with both domestic and overseas manufacturing capabilities. Megatorque motor system users manual esa35esac5 driver. Motor protection system motor spindle is stopped safely and quickly. We engineer and manufacture 100% of all components inhouse we dont just assemble parts made by someone else.
For the ballball design, angular contact ball bearings are normally used, figure 5. The lightweight motor core provides for a very fast motor startup. Megatorque motor system users manual supplement to the edc driver unit system document number. Cm standard clearance for quiet electric motors cg special radial internal clearance where denotes mean figure in m. This brushless dc nsk motor incorporates a rare earth magnet rotor providing a long service life, reduced electrical interference, high power and torque. Special clearances for general motors of singlerow deep groove. Special radial clearance indicates median clearance.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Nsk america corporation, a division of nakanishi inc. Just one example of how we meet our requirements for high quality. Megatorque motor system users manual edc driver unit system me099dc0c2158 document number. We constantly strive to offer you the best deals and excellence in customer service. To ensure that you always have the most current manual, please check this website regularly for updates. He was promoted to nsk segment manager for mining and energy in 20. Nsk nakanishi astroe250 em250 brushless motor artco. The nsk 6300 series deep groove ball bearing is an open ball bearing with metric dimensions and normal clearance.
We ensure motion with the utmost precision even under the most difficult operating conditions. By continuing without changing your browser settings, we assume you give your consent to receive cookies. Centering mode switch activates the centering mode which maintains a constant speed for centering the tool. Bearings catalogs and cad drawings services nsk global. The operation manuals on this webpage are the most current versions available at this time. The contents cover basic designations for ball and roller bearing series and their prefixes and suffixes. However, you can change your browser cookie setting at any time. Since 1930, nsk has been dedicated to bringing you the finest high. For more than 81 years nsk has manufactured dental products using advanced production technology consistently delivering the quality dental professionals all over the world have come to expect from a leading global brand.
Nsk bearing designation nomenclature prefixes suffixes. Nsk 6302 deep groove ball bearing, single row, open. Technical report basic knowledge services nsk global. We use cookies to ensure that we give you the best experience on our websites and web applications. Nsk and rhp bearings designation systems nskrhp uk ltd. Aaron dodd joined nsk as an application engineer in 2011, with specialties in mining, utilities, and paper making applications. For best rollingelement bearing life and machine reliability, internal clearance at running conditions must be close to zero. Limiting speeds the speed limit is determined by criteria that include.
The bearing designations of standard bearings are defined by jis b 15 and din 623. Primado2 foot control the foot control is available in two models. In addition to assisting in bearing identification it helps to cross refer nsk and rhp types. Super precision bearings for machine tool applications nskhps high precision angular contact ball bearings, sealed angular contact ball bearings, double row cylindrical roller bearings.
For order numbers of compatible driver units, cables and other accessories, see pages 2526. Ns hilube 1 limiting speeds of the ddutype contact seals are equal to those of conventional bearings. Nsk 6302 deep groove ball bearing, single row, open, pressed. If the load carrying capacity of an angular contact ball bearing is not sufficient for the load present, one of the two rows of balls. However, in the case of heavy loads where the radial load exceeds 20% of the basic static load rating c 0r, under the operating condition, interference often becomes shortage.
The nlz uses a simple straight pipe design instead of a crank, reducing the risk of water clogging in the rear section of the motor. Effect of interference fit on bearing raceways fit of inner ring effect of interference fit on bearing raceways fit of outer ring reduction in radial internal clearance caused by a temperature difference between inner and outer rings. Clearance special specification nsk metric series radial ball bearings 6 2 10 zz k c2 x26 6 6 single row radial ball bearing 16 single row radial ball bearing narrow, extra light series. This nsk website has been created to offer you quick and timely information at the touch of a button. Pdf mechanical impact on inwheel motors performance. When exporting the products in this brochure, the laws of the exporting country must be observed. Nsk motors brings to you a selected stock of exquisite cars,and guarantees quality unlike any other. Tapered roller bearings continued tapered roller bearings 322 r3 r1 sa sb d2 d4 d3 d1 d d b a t c d d b c t a e y yo c0 mm ref. Specifications are subject to change without notice and without any obligation on the part of the manufacturer. Understanding bearing internal clearance machine design.
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