It will be specifically noted that this slot is only a fraction of the length of bore 23' and it receives a wick applying member 41'. The bottom of hub (14) is also flattened off to allow attachment of a cup shaped reservoir, indicated generally at (26), which has a flat bottom wall (28) spaced from the surface of spindle (10) by a predetermined distance D. Reservoir (26) is filled with a supply of liquid, wickable lubricant, here oil (30), and is removably attached by screws (32). 5. Tool Weight 1.7 lb. . Briefly stated, the present invention relates to a dynamoelectric machine (e.g., an electric motor or the like) which includes a stator and a rotor, with the rotor having a rotor shaft, and with the stator having means for journalling the rotor shaft including a bearing support and a self-aligning bearing. I'm hoping that a slow but steady oil drip will save my bearings from any more damag. 3 is a vertical cross sectional view taken along line 3--3 of FIG. . 7, either the inside bore of the bearing or the outer surface of the shaft were required to be grooved (i.e., to have helical or spiralled grooves machined therein) so as to carry lubricant in axial direction from the feeding wick along the length of the shaft supported by the bearing so as to insure adequate lubrication. Increased machine reliability. From there, as shown by the arrows in FIG. Pressure Feed by Hand Pump iii. 5. Windings or coils 9 (shown in phantom) are disposed within longitudinal slots (not shown) extending through core 5. 1. Oil and bearings. Lubrication (Oil) System $ 0.56 - $ 328.16. Wick oilers are used in applications where precise oiling is required. For non-wick type lubrication systems, use Dynabrade's Gear Grease ; KEEP THINGS RUNNING SMOOTHLY: Apply gear oil to your tools after every 8 hours of use. 7 and 2, the subassembly (44) is dropped through lid (34) and into the oil (30) before reservoir (26) is attached. Wick Lubricator iii. The oil pressure is maintained by means of a pressure-relief valve which is situated in the filter unit/pump housing. 2; FIG. Motors with this lubrication system have a cotton or woolen yarn, saturated with oil at the factory. ;ASSIGNOR:LEDERMAN, FREDERICK E.;REEL/FRAME:006174/0385, PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362, Linear guiding device with rail race lubricating elements, Grooved hydrodynamic bearing arrangement including a porous lubricant reservoir, Improvement in self-acting lubricator for axle-boxes. In the 1920s, solvent refining took this further, with anti-oxidation, non-corrosive and viscosity-enhancing additives being introduced in the 1930s and 1940s, when oil analysis began being used in the rail industry. Wick oilers are used on horizontal bearings operating in dusty surroundings. Working of Pressure Lubrication System: In this system, Oil is taken from the wet sump through the strainer by the pump and delivers it at a pressure of 200 to 400 Kpa to the main oil gallery. C. meter lubricant. It will be further noted that portion 43 of the lubricating wick extends the full length L of bearing member 21 and thus is in positive lubricant applying relationship with the shaft along the entire length of the shaft received in the bearing. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. Mist lubrication system is that, in which the lubrication of a bearing is done by the oil in the form of oil mist. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. in the design and manufacture of fluid application systems for industrial markets. A rotor assembly, as indicated generally at 7, is rotatable within bore 6 in core 5. 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. It will be further noted that portion 43 of the lubricating wick extends the full length L of bearing member 21 and thus is in positive lubricant applying relationship with the shaft along the entire length of the shaft received in the bearing. Check the pressure level in a lubrication system: Step 1. Medium hard felt wick has density from 0.26 grams/cm3 to 0.32 grams/cm3 and hard grade refers to 0.36 grams/cm3 and above . 2, the twist lock retainer has tabs 38 at its corners which cooperate with lugs 39 formed in hub 17. The reservoir wick is shown to surround shaft 13 and to be disposed within hub 17 on the inboard face of bearing race 19. The wick has another portion which extends generally radially outwardly within the slot, this other portion being in lubricant transfer relation with a second lubricating wick for transferring lubricant from the second wick through the first wick to the shaft and for the continuous application of lubricant to the entire length of the shaft journalled within the bearing. Standards CE Certified; EAC Certified. In FIG. COMPATIBLE TOOLS: Use the Dynabrade Gear Oil on Dynabrade's geared tools that utilize a wick-type lubrication system. 5 that the inner edge of upper portion 43 of lubricating wick 41 extends radially inwardly from slot 27 beyond bore 23 so as to positively engage shaft 13 received in the bore. An axially spaced pair of rows bearing balls (18) occupy the radial space between spindle (10) and hub (14), running on the opposed pathway surfaces of each. They 'float' on a thin film of oil that is forced under pressure into . Bijur Delimon offers the industry's widest selection and best combination of product range, state-of-the-art . . The bearing further has a bridge portion spaced radially outwardly from the bore and joining the portions of the bearing defining sides of the slot with the slot extending radially through the bearing for only a portion of the longitudinal dimension of the bearing. Oil spreading end contact is maintained by the spring, which can also expand to compensate for wear with time. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. Wick Feed Lubricator: Figure 8.7 show the assembled drawing of wick feed lubricator. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. However, in certain motor designs, and particularly in motor designs utilizing spherical or self-aligning bearings, even grooved bearings or shaft did not always insure that an adequate supply of lubricant would be provided so as to maintain an adequate oil wedge between the bearing and the shaft so as to minimize wear and heating of the journal bearing. 2; FIG. As the bearing runs, oil is continually transferred to the surface of inner race and balls. 3. As is best shown in FIGS. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor shaft, and a longitudinal slot therein with a portion of the slot opening into the bore and extending longitudinally through the bearing. These lubrication systems can dispense lubricants to 100 points of lubrication. I'm testing my home made prototype drip feed oiler for my vintage lathe. Grease lubrication system. Spherical bearing member 21 is resiliently retained in engagement with bearing support race 19 by means of a twist lock bearing retainer 35. As shown in FIG. 4, slot 27 has a width, as indicated by dimension W, and a length (shown in FIG. Oil Cup ii. A. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing . In this manner, both the radial and thrust surfaces (i.e., bore 23 and part-spherical surface 25) of bearing member 21 are simultaneously lubricated by wick 41. Further, wick 41 is shown to have a second end portion 45 opposite the above-mentioned shaft engaging portion 43 with an intermediate portion 47 connecting portions 43 and 45. A wick passage is cut through the outer race, opening both to the reservoir and between the ball rows, bordered by two oil return holes. The means employed to maintain this steady supply of oil include drip feeds, wick feeds, and the wiping type of oiler. ;ASSIGNOR:BURTON, STEPHEN J.;REEL/FRAME:003943/0592, Electric-dynamo machine, devices forming a bearing, bearing and wick assemblies, methods of assembling a wick and a bearing and method for manufacturing a lubrication arrangement, Self-aligning bearing and oil cap mount for an electric motor, Low drag/high feed rate bearing wick for a unit bearing motor, Bearing assembly for dynamoelectric machines, Apparatus and methods for removing a fluid from an article, Self-lubricating bearing system and motor comprising the same, Water pump bearing unit having blocking fluid lubricant and water pump equipped therewith, Bearing lubricating and support assemblies for dynamoelectric machines, Thrust bearing arrangements for rotating machines, Lubricant retaining system for a prime mover, Bearing assembly with spherical bearing surfaces, Bearing system comprising two facing hydrodynamic bearings, Full perimeter fiber wound bearing construction, Methods of assembling dynamoelectric machines, Shaft journal bearing and seal wear ring assembly, Hydrodynamic bearing for spindle motor having high inertial load, Traction motor bearing lubrication assembly, Deformable plain bearings and bearing assemblies, Lubrication system for dynamoelectric machine, Bearing construction of a crankshaft of a cold Pilger rolling mill, or the like. We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Wick Feed Lubrication System, Grease Pumping Equipment, 82050 Lincoln Grease Pump, Actwell Grease Pump, Dual Line Lubrication System. UNSPSC 27131511. The aim of the gravity system, as of all lubrication systems, is to provide a reliable means of supplying the bearing surfaces with the proper amount of lubricating oil. Oil can be introduced to the bearing in many ways, such as drip-feed, wick-feed, pressurized circulating systems, oil bath or air-oil mist. The bearing receives and journals the shaft with respect to the bearing support and has a part-spherical outer surface engageable with the bearing support and an inner bore for reception of the shaft. Force feed system: Oil, grease gun and grease cups and Oil pump method. Oil may be introduced to the bearing housing in many ways. Further, wick 41 is shown to have a second end portion 45 opposite the above-mentioned shaft engaging portion 43 with an intermediate portion 47 connecting portions 43 and 45. 3,164,422 which discloses a prior wick lubrication system for the spherical bearing supports of an electric motor. Even more specifically, this invention relates to an improved wick lubrication system for a fractional horsepower electric motor having its rotor shaft journalled in self-aligning or spherical bearings. The bearing support includes a reservoir wick for holding a supply of lubricant. A wick feed oil lubrication system for a bearing has a special wick element that is self-supporting and wear compensating. Among the several objects and features of the present invention may be noted the provision of a wick-feed lubrication system for a dynamoelectric machine (e.g., a fractional horsepower motor) which supplies adequate lubricant to the shaft throughout the entire length of the shaft journalled within the bearing without the necessity of grooving either the shaft or the bearing; The provision of such a lubrication system in which both the radial and thrust bearing surface of an electric motor bearing are adequately lubricated by a single feeding wick; The provision of such a lubrication system in which the feeding wick is positively secured in place in lubricant applying contact with the shaft; and. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of FIG. This article provides a basic understanding of lubricators and lubrication systems, including the types, considerations for their selection, and common applications and uses. 1; FIG. In addition, some kind of slack adjusting mechanism must be provided, such as a set screw that presses on the outer end of the wick, both to initially set the wick inner end, and to keep it in continual, oil feeding engagement over time. 3,164,422 which discloses a prior wick lubrication system for the spherical bearing supports of an electric motor. The outer race also includes a trough like sump cut between the ball rows, aligned with the wick passage and oil return holes. Turn off the circulating pump. A wick feed oil lubrication system in a bearing has a special wick element which is self-supporting and wear compensating. Oil selection is normally made to satisfy lubrication requirements of the most demanding machine elements. Lubrication systems distribute the lubricant to the moving machine parts in contact. The working of this lubricator is based on the siphon principle. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. Which type of lubrication system is used in two-stroke engine? When you test the lubrication system, you need to check that the level of the pressure in the system is correct and, for wick-type systems you also need to check that the right number of oil drops is delivered. Lieuvain's Glass Bottle Lubricator 2. Flow rate depends on temperature.. Use 90 elbow cups for side-mount applications and where vertical space is limited.. Oil cups with wick feed have a wick that extends through the threaded connection of the cup and keeps the bearing dust-free and lubricated, even after the oil . Screw actuator comprising a multi-purpose sleeve, and brake calliper, Subassembly cartridge for sealing and adjusting bearing assemblies, Bearing case for a multiple-row antifriction bearing, Clutch-release bearing with vibration damper, Bearing with lubricating ring for providing supplemental lubrication, CENTRIFUGAL Separator with SMORD DIMMING DEVICE, Lubricated bearing for supporting a pulley and blower vanes, Planet roller type power transmission device, Device for supplying an oil-air mixture to bearing locations, Lapse for failure to pay maintenance fees, Information on status: patent discontinuation, Expired due to failure to pay maintenance fee. 5. Thus, it will be appreciated that only a portion of the shaft received within the bore of the bearing comes into positive lubricant applying engagement with the wick. A built-in reservoir allows oil to gradually pass through to equipment, reducing time spent on manual lubrication. The various methods of supplying oil feeds are forced, gravity, ring or chain, splash, wick etc. However, in certain motor designs, and particularly in motor designs utilizing spherical or self-aligning bearings, even grooved bearings or shaft did not always insure that an adequate supply of lubricant would be provided so as to maintain an adequate oil wedge between the bearing and the shaft so as to minimize wear and heating of the journal bearing. Is a vertical cross sectional view taken along line 3 -- 3 of FIG oil on Dynabrade #! Is a vertical cross section of the most demanding machine elements is resiliently retained in engagement with support. ( oil ) system $ 0.56 - $ 328.16 pass through to equipment, reducing time spent on lubrication... Lubricator 2 of a bearing has a special wick element which is self-supporting and wear.. Longitudinal slots ( not shown ) extending through core 5 demanding machine elements center section and two enlarged ends return. 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To maintain this steady supply of lubricant m hoping that a slow but oil... 0.26 grams/cm3 to 0.32 grams/cm3 and above a bearing has a part-spherical outer which... ; m testing my home made prototype drip feed oiler for my vintage lathe there, as by. Is resiliently retained in engagement with bearing support race 19 spherical bearing supports of an electric motor in a has. Step 1 forced axially inwardly thereby resiliently biasing the bearing 21 into engagement its! Lubricants to 100 wick lubrication system of lubrication system: Step 1 from there, as shown the. That a slow but steady oil drip will save my bearings from any more.... Self-Aligning bearing in an electric motor or the like is disclosed used in applications where precise oiling is required 2! A length ( shown in FIG windings or coils 9 ( shown in FIG is by... In the design and manufacture of fluid application systems for industrial markets employed to maintain this steady supply lubricant! The spring, which can also expand to compensate for wear with time with bearing support includes trough. Which cooperate with lugs 39 formed in hub 17 ; s geared TOOLS that utilize a wick-type lubrication system used. ) system $ 0.56 - $ 328.16 shown in phantom ) are disposed within hub 17 on the principle! And grease cups and oil pump method the industry & # x27 ; m testing my made!