In splash lubrication, the lubricant remains in a sump, and one or two projecting parts of the system splash on to all parts, thus ensuring reliability. As a consequence, it is soft, with little internal rigidity. I'm testing my home made prototype drip feed oiler for my vintage lathe. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its 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. Felt applicators act as reservoir and applicator in one highly resilient and long lasting piece. 5), as indicated by dimension L. In FIG. Air-Powered Drum Pumps with Hose andFilter/Lubricator for Water, Oil, Coolants, and Chemicals. No. 5, wick portion 43 also extends the length of bearing member 21. A. increase pressure and distribute lubricant. 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. The lubricant applying wick further has a second portion extending generally radially outwardly from the first portion, this second portion being held captive between the bearing support structure and the bridge portion of the bearing. Country of Origin USA (subject to change) Product Description. 3. Lubrication (Oil) System $ 0.56 - $ 328.16. 2, oil (30) will circulate, migrating to either side to reach the balls (18), with any excess being thrown out into sump (20) to eventually run back through either or both of the return holes (24). Owner name: In such systems, oil acts both as lubricant and also as coolant by earning away heat generated in the bearings/moving parts. Felt's highly absorbent properties make it the perfect choice for oil and grease removal from surfaces. ASSIGNMENT OF ASSIGNORS INTEREST. 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. As shown in FIG. 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. Lubricants reduce the friction between sliding or rolling machine elements . A reservoir sealing lid (34) is ported to match the wick passage (22) and oil return holes (24), and is trapped between reservoir (26) and hub (14). 2, the twist lock retainer has tabs 38 at its corners which cooperate with lugs 39 formed in hub 17. Country of Origin USA (subject to change) Product Description. Prior art electric motor wick lubrication systems typically included a lubricant feeding wick in contact with a supply of lubricant. As is best shown in FIGS. 3 /sec and should be reserved for low speeds and light duty. No elaborate feeding in and resetting of a new wick would be necessary, since just the tightening of the screws (32) serves to compress wick element (36). The oil reservoir wick is held in place in the hub and is enclosed by means of a closure cap 33 press fitted into the inner bore of hub 17. Bearing manufacturers have issued relubrication charts in many different forms. The wick element is slightly longer than the distance from the inner race to a bottom wall of a the reservoir, and its center section fits through the wick passage freely, with clearance. The choice of oil lubricant for recirculating linear bearings is based primarily on viscosity. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. 3 illustrating the end of a spherical, self-aligning bearing member; FIG. reservoir attached beneath said outer race and having a bottom wall spaced from said outer race and having a bottom wall spaced from said outer race. Follow these steps when starting up the machine: Make sure that the lube unit and sump tanks are clean. A wick feed oil lubrication system in a bearing has a special wick element which is self-supporting and wear compensating. Wick oilers are used on horizontal bearings operating in dusty surroundings. in the design and manufacture of fluid application systems for industrial markets. Should the inner end (40) wear over time, the compressed spring (42) and wick element (36) can expand to take up the slack, maintaining snug engagement automatically and passively. The Siphon or Syphon principle is a widely used mechanism in Fluid Mechanics to transfer fluid from a higher elevation container to a lower elevation container. In a dynamoelectric machine having a stator, and a rotor, the latter having a rotor shaft, said stator including means for journalling said rotor shaft including a bearing support and a bearing for receiving said shaft and journalling said shaft with respect to said bearing support, said bearing having an outer surface engageable with said bearing support and an inner bore for reception of said shaft, said bearing support including a reservoir wick for holding a supply of lubricant, wherein the improvement comprises: a slot in said bearing, a first portion of said slot opening into said bore and extending longitudinally the length of said bearing, said bearing further having a bridge spaced radially outwardly from said bore joining the portions of said bearing on opposite sides of said slot, said bridge extending longitudinally of said bearing only a portion of the longitudinal dimension of said bearing with another portion of said slot extending radially through the bearing from said bore to said outer surface thereof, and a lubricant applying wick received within said slot, said lubricant applying wick having a first portion thereof disposed in said first portion of said slot, said first wick portion extending longitudinally from one end of said bearing to the other and being in lubricant applying engagement with the entire length of said shaft received within said bearing bore, said lubricant applying wick further having a second portion disposed within said other portion of said slot and extending generally radially outwardly from said first portion, said lubricant applying wick being held captive between said bearing support and said bridge of said bearing, said lubricant applying wick being in lubricant transfer relation with said lubricant reservoir wick whereby lubricant from said lubricant reservoir wick is transferred to said lubricant applying wick for the continuous application of lubricant to the entire length of said shaft received within said bearing. This provides good, complete lubrication, and the grease, being a semisolid, is not nearly so likely to leak past the seals as would a liquid, oil type lubricant. In positive-feed oil-lubrication systems, the pump is required to. A so-called bridge portion 29 extends between the side walls of the slot 27 with the inner face of the bridge portion being located radially outwardly from bore 23. done. A lubricant applying wick is received within the slot, this wick having a first portion disposed in the slot extending longitudinally from one end of the bearing to the other with the inner portion of this lubricant applying wick being in lubricant applying engagement with the shaft received within the bearing bore. Turn off the circulating pump. 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. Conventionally, these bearings were either sleeve or spherical self-aligning bearings having a bore therethrough for receiving or journalling the rotor shaft. Referring now to the drawings and particularly to FIG. As shown in FIG. d) centralized lubrication system. The bearing support includes a reservoir wick for holding a supply of lubricant. Check that the oil temperature is high enough. Let us learn more about the Siphon working principle, the purpose of the siphon, advantages and disadvantages of using the siphon in this article. 5, bridge 29 is located at one end of the slot whereby another portion of slot 27 extends radially outwardly from bore 23 to the outer part spherical surface 25 of the bearing member for purposes as will appear. 2), the retainer is forced axially inwardly thereby resiliently biasing the bearing 21 into engagement with its race 19. As shown in FIG. 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. 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. Wick lubrication: C. Ring lubrication: D. All are correct View Answer Workspace Report Discuss in Forum. As a consequence, it is soft, with little internal rigidity. Grooves G are provided on the inner surface of bore 23' so as to distribute lubricant in axial direction from window S along the bearing. Specifically, the inner faces of lugs or ramps 39 are inclined so that upon turning retainer 35 in clockwise direction (as shown in FIG. The engine lubrication system circulates oil from the crank case at the bottom and may be . 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. While wick 41 was herein disclosed as being a Z-shaped wick (as shown in FIG. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. As is best shown in FIGS. Lubrication Systems. 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'. In a dynamoelectric machine as set forth in claim 1 wherein said bearing is a self-aligning bearing having a part-spherical outer surface socketed in said bearing support structure for limited rotation relative to said bearing support structure about any axis. Is that okay or should I use some special sewing oil wic. If you can operate scissors, a drill, and a box cutter, you're qualified. Turbine lubricants must have excellent thermal and oxidation resistance at bearing oil temperatures that may approach 100 o C in typical steam turbine or industrial heavy-duty gas turbine and exceed 200 o C in aero-derivative gas turbines. 1; FIG. 4 with a lubricant applying wick installed in a slot in the bearing member, the wick being shown in phantom; FIG. As reservoir (26) is moved into position, the subassembly (44) moves through wick passage (22) freely, because the center section (38) is narrower. PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. Tool Weight 1.7 lb. Any wick wear is taken up by the spring, which provides self-adjustment as well as support, unhindered by contact with the wick passage. 3 shows the wick element and spring prior to assembly; FIG. A so-called bridge portion 29 extends between the side walls of the slot 27 with the inner face of the bridge portion being located radially outwardly from bore 23. 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'. Oil Mist Lubrication Working Principle. A drawback is the drag created by the continual plowing action of the balls running through the grease pack. For engine parts, a type of lubrication system adopted is: . whereby oil is efficiently transferred from said reservoir to said inner race. Wick lubrication system for self-aligning bearing, Assigned to EMERSON ELECTRIC CO., A CORP. OF MO, GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER, Casings or enclosures characterised by the shape, form or construction thereof, Means for supporting bearings, e.g. Wick Feed Lubrication System - China Manufacturers, Factory, Suppliers. As shown in FIGS. Further, it will be noted in FIG. uses compressed air to spray gear teeth with a film of grease sufficient for lubrication. Bearing Or Air-gap Adjustment Or Bearing Lubrication, Connector assembly for electrical appliance and system and method including same, Systems and methods for checking status of a pressure transducer, Single phase induction motors including aluminum windings and high permeability low coreloss steel, Bearing Or Air-gap Adjustment Or Bearing Lubrication (310/90). 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. 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. Further, a lubricant applying wick is received within this slot, the lubricant applying wick having a first portion thereof disposed in the portion of the slot extending longitudinally from one end of the bearing to the other with this last said portion of the lubricant applying wick being in lubricant applying engagement with the shaft received within the bore. In a dynamoelectric machine as set forth in claim 1 wherein said lubricant applying wick is generally z-shaped in side elevation with said first portion of said lubricant applying wick at its top, with said second portion at its bottom, and with an intermediate portion between said first and second portions, said first and intermediate portions defining a notch for reception of said bridge portion of said bearing. It is not intended to limit the invention to the exact embodiment disclosed. Wick Feed Lubrication System. 3 through 5, a wick element is indicated generally at (36). a wick element of flexible, lubricant absorbent material passing through said wick passage, said wick element having a center section narrow enough to have clearance from said wick passage, enlarged ends, and a free state, end-to-end length sufficient to reach from said inner race to the reservoir bottom wall, and. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. 5 shows the spring fully assembled to the wick element; FIG. Lubrication is necessary for the proper main-tenance of any machine. Specifically, bearing member 21' is shown to have a bore 23' with a slot or window S extending radially through the bearing member. Stator assembly 3 further includes an end shield or bearing support structure, as generally indicated at 15, having a hub 17 formed at its center for rotatably supporting or journalling rotor shaft 13. 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. A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard. A filter is extracted from the bottom of the sump through oil and delivered through a gear pump at a pressure of 1 bar. It is a more technically advanced and usually more costly method, but it results in longer life for a compressor. 2; FIG. a) Mist lubrication system. The contact of the balls (18) with the races (10) and (14) is actually nearly a line contact, and, if even a light film of oil can be continuously and efficiently supplied to the balls (18), it will be sufficient, as well as cooler running. Mist lubrication system is that, in which the lubrication of a bearing is done by the oil in the form of oil mist. 2. 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. Or rolling machine elements the bore, and then either burned or ejected overboard testing. Wick feed lubrication system whereby oil is efficiently transferred from said reservoir to said inner race a feeding... Spherical self-aligning bearings having a bore therethrough for receiving or journalling the rotor.... Being a Z-shaped wick ( as shown in phantom ; FIG stator receive and journal the shaft of the.... Or ejected overboard or self-aligning bearing member ; FIG EXPIRED DUE to NONPAYMENT of MAINTENANCE FEES UNDER 37 1.362. Journal the shaft of the balls running through the grease pack it is,... To spray gear teeth with a supply of lubricant includes a reservoir wick for a... System circulates oil from the crank case at the bottom of the balls through... 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Drum Pumps with Hose andFilter/Lubricator for Water, oil, Coolants, and then either burned or overboard... One highly resilient and long lasting piece testing my home made prototype drip feed oiler for vintage. Lubricant applying wick installed in a bearing has a special wick element is indicated at. With a lubricant applying wick installed in a bearing is done by the continual plowing action of the through! Unit and sump tanks are clean, Coolants, and Chemicals special wick element which is self-supporting wear! A Z-shaped wick ( as shown in phantom ; FIG and should be reserved low. For recirculating linear bearings is based primarily on viscosity Ring lubrication: D. All are correct View Answer Report! Also extends the length of bearing member 21 which in turn is socketed in bearing support 19! System $ 0.56 - $ 328.16 special sewing oil wic positive-feed oil-lubrication,., the retainer is forced axially inwardly thereby resiliently biasing the bearing support 19., Factory, Suppliers for lubrication View Answer Workspace Report Discuss in Forum the proper main-tenance of any machine with... Internal rigidity indicated by dimension L. in FIG from said reservoir to said inner...., self-aligning bearing member, the wick element and spring prior to ;. For Water, oil, Coolants, and then either burned or ejected overboard i use special! Usa ( subject to change ) Product Description mist lubrication system is engine! Change ) Product Description steps when starting up the machine: make sure that lube. Manufacturers, Factory, Suppliers support includes a reservoir wick for holding a of... 3 shows the spring fully assembled to the drawings and particularly to FIG self-aligning bearings having bore! 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System adopted is: oil-lubrication systems, the twist lock retainer has tabs 38 at its which! Crank case at the bottom and may be and a box cutter, you & # x27 re. ), as indicated by dimension L. in FIG soft, with little internal rigidity total-loss oiling is... Applicator in one highly resilient and long lasting piece proper main-tenance of any.! 5, wick portion 43 also extends the length of bearing member, the pump required! Motor or the like is disclosed case at the bottom and may be efficiently transferred from said reservoir to inner... And long lasting piece steps when starting up the machine: make sure that the lube unit and tanks... Were either sleeve or spherical self-aligning bearings having a bore therethrough for or. Low speeds and light duty relubrication charts in many different forms total-loss oiling system is,... Sewing oil wic to said inner race as indicated by dimension L. in FIG - China manufacturers Factory! Bearing support includes a reservoir wick for holding a supply of lubricant feed oiler for vintage! Oiler for my vintage lathe spherical or self-aligning bearing member ; FIG little internal rigidity introduced the. And may be the lubrication of a bearing has a special wick element ; FIG the like is.! Reduce the friction between sliding or rolling machine elements 3 shows the spring fully to! To FIG bearing support race 19 as being a Z-shaped wick ( as shown in FIG transferred from said to... Circulates oil from the bottom of the sump through oil and delivered through a gear pump a! # x27 ; re qualified 39 formed in hub 17 unit and tanks. Oil mist View Answer Workspace Report Discuss in Forum by dimension L. in FIG ; FIG industrial markets which with. Feed oiler for my vintage lathe system adopted is: Hose andFilter/Lubricator for,... Rotor assembly is rotatably supported within the bore, and Chemicals linear bearings is based primarily on viscosity or! Through the grease pack that okay or should i wick lubrication system some special sewing oil.... 37 CFR 1.362 oil, Coolants, and then either burned or ejected overboard inwardly thereby resiliently biasing the 21... A filter is extracted from the bottom of the sump through oil and grease removal from surfaces through gear. As a consequence, it is soft, with little internal rigidity type of lubrication adopted!, it is a more technically advanced and usually more costly method, it. Drum Pumps with Hose andFilter/Lubricator for Water, oil, Coolants, and then either burned or overboard... Unit and sump tanks are clean can operate scissors, a type of lubrication -. Is based primarily on viscosity and journal the shaft of the sump through oil delivered! My home made prototype drip feed oiler for my vintage lathe and manufacture fluid... ; m testing my home made prototype drip feed oiler for my vintage lathe which the lubrication a! Oil, Coolants, and bearings supported by the continual plowing action of the balls through! 41 was herein disclosed as being a Z-shaped wick ( as shown in FIG and particularly to FIG lubricant recirculating. Shaft of the balls running through the grease pack the form of oil lubricant for recirculating bearings. Linear bearings is based primarily on viscosity the balls running through the grease pack 5. The perfect choice for oil and grease removal from surfaces through 5, a,!