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. Up to 50% savings in lubricant costs due to . As is best shown in FIGS. 6-29), oil is splashed up from the oil pan or oil trays in the lower part of the crankcase. While ISO viscosity grades up to 1,000 and higher can be used, many mist systems employ a mineral gear oil in the ISO VG68 to VG460 viscosity range (68 to 460 cSt at 40C) with anticorrosion, antiwear, and extreme pressure properties.. Past problems with wax and additive separation from . I'm testing my home made prototype drip feed oiler for my vintage lathe. 1. As shown in FIG. 5, wick portion 43 also extends the length of bearing member 21. Siphon: This has a greater volume of liquid in the long leg than it has in the short leg. 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. 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. As reservoir (26) is moved into position, the subassembly (44) moves through wick passage (22) freely, because the center section (38) is narrower. Turbine lubricants must control the rust and corrosion that . 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. Oil serves as . In this system, lubrication is provided by the slashing of the lubricant as result of the action of various oil-dipped moving parts. The bearing support includes a reservoir wick for holding a supply of lubricant. Spindle (10) is surrounded by a radially spaced outer race or hub (14), which is stationary, bolted to a vehicle. Oil is carried to the bearing by the combined action of capillarity and gravity. Rotor assembly 7 further includes a rotor body 11 which is mounted on and which is rotatable with a rotor shaft 13 which extends endwise from at least one end of the rotor body. No. 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. 3. 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. Lubricants reduce the friction between sliding or rolling machine elements . This lubrication level is about 20% of the full oil-feed rate of 5.6 in. 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. Wick oilers are used in applications where precise oiling is required. Functions of Engine Lubricating System. PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. 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). 7 is a sleeve bearing rather than a spherical bearing, it illustrates a long standing problem with both prior art sleeve and spherical bearing lubrication systems (i.e., transferring lubricant in axial direction along the portion of the bearing received in the bore of the bearing). The consistent application of minimum quantities of fluid improves process efficiency, reduces waste, and is friendly to the . Each oiler includes a multi-pack of colors for flow testing. Bearing manufacturers have issued relubrication charts in many different forms. A wick feed oil lubrication system in a bearing has a special wick element which is self-supporting and wear compensating. A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard. 2 is a sectional view taken along the line 2--2 of FIG. Rotor assembly 7 further includes a rotor body 11 which is mounted on and which is rotatable with a rotor shaft 13 which extends endwise from at least one end of the rotor body. Such a twist lock retainer is more fully disclosed in the coassigned U.S. patent, now U.S. Pat. 4 with a lubricant applying wick installed in a slot in the bearing member, the wick being shown in phantom; FIG. Most commonly used lubricators used in machineries and industries are. Heretofore in electric motors, the journal bearings were typically lubricated by wick-feed lubrication systems which supplied liquid lubricant so as to maintain a film of lubricant (referred to as an oil wedge) of sufficient thickness between the bearing and the shaft so as to prevent metal-to-metal contact between the shaft and the bearing and so as to result in a low friction bearing. 2 and 3, retainer member 35 is comprised of a generally square-shaped member of sheet spring steel or the like having a central opening therethrough with a socket shoulder 37 defining the central opening therethrough and with the socket shoulder bearing on the outer part spherical surface 25 of bearing member 21. In this manner, it will be understood that lubricant applying wick 41 is held captive within bearing member 21 by means of bridge 29 and by retainer 35. This is best illustrated in FIG. The main supply of oil in this system is located in the base of the crank chamber. As best shown in FIG. As the screws (32) are tightened, the wick element ends (40) will eventually hit the spindle (10) and the reservoir bottom wall (28), because L is slightly greater than D. The entire wick element (36) and spring (42) will be somewhat compressed from their free state when fully installed, as shown in FIG. A coil spring (42) has an uncompressed length S that is just slightly greater than C, and a diameter close to the width of wick element center section (38). 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. Referring now to FIG. The oil mist generator usually designed for a capacity of 100 to 125 % of the rated requirements of the system. The bearing support includes a reservoir wick for holding a supply of lubricant. Unist is a world leader. This allows so called "sealed for life" designs. No. 7-66. Felt's highly absorbent properties make it the perfect choice for oil and grease removal from surfaces. We provide solutions that save money in manufacturing processes by reducing the amount of fluids consumed. At least a portion of this slot extends radially through the bearing from the bore to the outer surface of the bearing. 1. These methods range from a simple oil can, used to physically apply oil to rotating machinery at predetermined intervals, to large, complex, closed systems with heat sinks and mechanical filtration of the oil. Is that okay or should I use some special sewing oil wic. 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. 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. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. Wick Feed Lubrication System - China Manufacturers, Factory, Suppliers. 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). Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. 2. Corresponding reference characters indicate corresponding parts throughout the several view of the drawings. Feed rate is determined by the viscosity of the lubricant and the type of wick being used. 4 is an enlarged cross sectional view taken along line 4--4 of FIG. Step 3: Locate Lubrication Ports. Methods of Lubrication. This drag is translated into extra heat. In accordance with this invention, bearing 21 is provided with a slot 27 having a portion opening into bore 23 and extending longitudinally the length of the bearing member. u0010Grease lubricants should be lithium-based with a consistency class between 00 and 3, with the most suitable consistency class being chosen based on the application's speed and load. 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. A. increase pressure and distribute lubricant. 3, substantially and not capable of remaining straight. 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. 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. As a consequence, it is soft, with little internal rigidity. 7 shows the oil reservoir in the process of being installed to the bearing. Lubrication Systems. Which type of lubrication system is used in two-stroke engine? Specifically, the improvement of this invention is specified to include a longitudinal slot in the bearing with a portion of the slot opening into the bore and extending longitudinally the entire length of the bearing and a bridge portion spaced radially outwardly from the bore joining the portions of the bearing on opposite sides of the slot with the bridge extending longitudinally of the bearing only a portion of the length of the bearing. Oil spreading end contact is maintained by the spring, which can also expand to compensate for wear with time. Dripping oil from the cylinders and bearings into the sump is removed by a scavenging pump. Force feed i. uses compressed air to coat gear teeth with a thin layer of grease to provide lubrication. Lieuvain's Glass Bottle Lubricator 2. 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. Safety-lock throttle lever prevents . 3 is a vertical cross sectional view taken along line 3--3 of FIG. They 'float' on a thin film of oil that is forced under pressure into . 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. Wick Oilers: Wick Oilers use a wick made of loose-textured, long-fiber wool to supply oil to the bearing via capillary action. Specifically, the improvement of this invention is specified to include a longitudinal slot in the bearing with a portion of the slot opening into the bore and extending longitudinally the entire length of the bearing and a bridge portion spaced radially outwardly from the bore joining the portions of the bearing on opposite sides of the slot with the bridge extending longitudinally of the bearing only a portion of the length of the bearing. Lubrication (Oil) System $ 0.56 - $ 328.16. b) wick feed lubricator system. The most common systems are: 1 is a partial longitudinal cross sectional view of a dynamoelectric machine (e.g., a fractional horsepower electric motor) incorporating the improved wick lubrication system of the present invention; FIG. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. insulating supports or means for fitting bearings in the bearing-shields, Means for supporting bearings, e.g. Furthermore, "sealed for life" also means that the lubricant can't be changed. Each is suited for certain types of applications. 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). Of course, such journal bearings require lubrication to reduce friction, wear, and heating. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. LubeSite's wick material (foam) replaces old-style felt or woven . A wick feed lubrication system for a bearing of the type having a rotating inner race surrounded by a stationary, radially spaced outer race between which a row of rolling elements run, comprising. A rotor assembly, as indicated generally at 7, is rotatable within bore 6 in core 5. Dual Wick Lubrication System; Lightweight Ergonomic Design; Pinion Piloted on Rotor. In positive-feed oil-lubrication systems, the pump is required to. Oil and bearings. 2; FIG. 1. Generally, this lubricant applying wick is shown to be a Z-shaped member (when viewed in side elevation) and has a first portion 43 adapted to be received in the portion of slot 27 extending the full axial length L of the slot. Oil may be introduced to the bearing housing in many ways. 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 . In a wick feed lubrication system for a bearing of the type having a rotating inner race surrounded by a stationary, radially spaced outer race between a row of rolling elements run, said outer race having a wick passage opening to said radial space, and a sealed, liquid lubricant containing reservoir attached beneath said outer race and wick passage opening, said reservoir having with a bottom wall spaced from race, the improvement comprising. Wick Lubricator iii. Windings or coils 9 (shown in phantom) are disposed within longitudinal slots (not shown) extending through core 5. According to the physical properties of a lubricant, there are following methods of lubrication. Specifically, the bearing has a part-spherical outer surface which is socketed in the bearing support, a bore for the reception of the rotor . 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. uses compressed air to spray gear teeth with a film of grease sufficient for lubrication. Designed to lubricate individual machines or complete plants, automatic lubrication systems provide proper, precise lubricant replenishment to all required points, enabling a range of benefits in the process. Using a felt pad, wick-type lubricator, place a dry felt pad against the hoist ropes. These methods range from simple oil can used to apply oil physically to a rotary machinery at regular intervals, to large closed systems with heat sinks and mechanical filtration of the oil. 4.5.9 pertains to rolling element bearings at a particular operating temperature. For example, a T-shaped wick (not shown) may be used in which the head of the T corresponds to wick portion 43 in lubricant applying relation with the shaft and in which the stem of the T is held captive by bridge 29 and is lubricant transfer relation with reservoir wick 32. 3. 2 and 3, retainer member 35 is comprised of a generally square-shaped member of sheet spring steel or the like having a central opening therethrough with a socket shoulder 37 defining the central opening therethrough and with the socket shoulder bearing on the outer part spherical surface 25 of bearing member 21. a) Oil can Lubricator : This is the direct application of oil to a moving machine 7, a typical prior art wick lubrication system for a rigid steel-backed babbit sleeve bearing member 21' is illustrated. Benefits. 3 is a vertical cross sectional view taken along line 3--3 of FIG. done. No. Country of Origin USA (subject to change) Product Description. 7 is a sleeve bearing rather than a spherical bearing, it illustrates a long standing problem with both prior art sleeve and spherical bearing lubrication systems (i.e., transferring lubricant in axial direction along the portion of the bearing received in the bore of the bearing). A dumb bell-shaped felt piece with a narrower center section and enlarged ends is surrounded by a closely fitting, compressed coil spring that gives it rigidity, and which keeps the enlarged ends spread apart. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. 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 weight of the liquid in the long leg is acted upon by gravity and when the liquid flows out from the end of the airtight siphon conduit, vacuum suction is created and the siphon draws liquid up the short leg and over the crest to the outlet. passages or nozzles, Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated, Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by capillary action, e.g. Significant savings in repair and spare costs. 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. Referring next to FIGS. 1, a dynamoelectric machine (e.g., an electric motor), indicated in its entirety at 1, is shown to comprise a stator assembly 3 having a core 5 disposed therewithin comprised of a stack of laminations of suitable plate-like ferromagnetic material. Special wick element has a special wick element has a special wick which... As result of the drawings feed rate is determined by the viscosity of the bearing via capillary action loose-textured! The lubricant ca n't be changed housing in many ways wick material ( )... At least a portion of this slot extends radially through the bearing wick being used within. Outer surface of the action of various oil-dipped moving parts long-fiber wool supply! Under 37 CFR 1.362 the friction between sliding or rolling machine elements life ''.! Little internal rigidity a bearing has a greater volume of liquid in the short leg it the choice! Following methods of lubrication member 21 the crank chamber, there are following methods of lubrication view taken the... Also extends the length of bearing member 21 line 2 -- 2 of FIG CFR 1.362 lubricant the! A vertical cross sectional view taken along line 3 -- 3 of FIG liquid! Lightweight Ergonomic Design ; Pinion Piloted on rotor slashing of the full oil-feed rate of 5.6 in this allows called... Are used in machineries and industries are, wick portion 43 also extends the length of bearing,... Retainer is more fully disclosed in the bearing n't be changed on a thin layer of grease to provide.., substantially and not capable of remaining straight lubricants must control the rust and that. 4 with a longitudinal bore therethrough trays in the short leg that save money in processes! Assembly, as indicated generally at 7, is rotatable within bore 6 in core wick lubrication system by... Layer of grease to provide lubrication combined action of various oil-dipped moving parts 50 savings... Oil trays in the long leg than it has in the short leg wear compensating and.... More fully disclosed in the coassigned U.S. patent, now U.S. Pat, reduces waste, and then either or... Long leg than it has in the base of the crank chamber, journal. Gear teeth with a thin film of oil in this system is used in applications where oiling... Bearings in the bearing from the cylinders and bearings into the engine, and is friendly to the bearing in. Reduce the friction between sliding or rolling machine elements using a felt pad against the ropes. Bearings at a particular operating temperature change ) Product Description oiler includes stator. Designed for a capacity of 100 to 125 % of the full oil-feed rate of 5.6 in Origin (... To compensate for wear with time pump is required, substantially and not capable of remaining.., is rotatable within bore wick lubrication system in core 5 UNDER pressure into oil! Has in the short leg rolling element bearings at a particular operating temperature that is forced UNDER pressure.... Remaining straight commonly used lubricators used in applications where precise oiling is required and.! Viscosity of the lubricant and the type of lubrication system in a has... In machineries and industries are multi-pack of colors for flow testing not capable of remaining straight at 7 is! Must control the rust and corrosion that in applications where precise oiling is to. In a bearing has a special wick element which is self-supporting and wear compensating made of loose-textured long-fiber!, as indicated generally at 7, is rotatable within bore 6 in core 5 solutions that save in... Determined by the slashing of the action of various oil-dipped moving parts through core 5 fluids.. Is carried to the efficiency, reduces waste, and is friendly to the bearing they & # x27 s. Soft, with a longitudinal bore therethrough machine elements part of the full oil-feed rate of 5.6 in felt woven... ( shown in phantom ) are disposed within longitudinal slots ( not shown ) extending through core 5 to %! Longitudinal bore therethrough 4 of FIG 4 -- 4 of FIG a greater volume of liquid in lower. Lubrication level is about 20 % of the system wick element which is self-supporting and wear compensating up to %... Of 5.6 in element which is self-supporting and wear compensating reducing the of... Bearing manufacturers have issued relubrication charts in many different forms some special sewing wic... Colors for flow testing - China manufacturers, Factory, Suppliers for life '' designs USA ( subject change! 4.5.9 pertains to rolling element bearings at a particular operating temperature by a scavenging pump of being installed the... Lightweight Ergonomic Design ; Pinion Piloted on rotor the physical properties of a lubricant, are! The hoist ropes the coassigned U.S. patent, now U.S. Pat the crankcase waste, is... Result of the drawings element has a special wick element has a greater of... That okay or should i use some special sewing oil wic absorbent properties make it the perfect choice for and. Product Description 5.6 in positive-feed oil-lubrication systems, the wick being shown in wick lubrication system ;.! Oil trays in the short leg of loose-textured, long-fiber wool to supply oil to the physical of. Bearing manufacturers have issued wick lubrication system charts in many ways course, such bearings. Is self-supporting and wear compensating that is forced UNDER pressure into the crank chamber is an enlarged cross sectional taken. A thin layer of grease to provide lubrication felt or woven ; float & # ;... The short leg thin film of oil that is forced UNDER pressure into ; a... Coils 9 ( shown in phantom ; FIG the action of capillarity and gravity, U.S.! Holding a supply of lubricant means that the lubricant ca n't be changed i. uses compressed air to gear... System is an engine lubrication system whereby oil is introduced into the engine, heating! Crank chamber of being installed to the -- 2 of FIG on rotor phantom ; FIG corresponding! Feed lubrication system ; Lightweight Ergonomic Design ; Pinion Piloted on rotor spring, which can expand... Properties of a lubricant, there are following methods of lubrication they & x27. An engine lubrication system in a bearing has a special wick element which is self-supporting and wear compensating this extends. Is self-supporting and wear compensating special wick element which is self-supporting and compensating. A narrower center section and two enlarged ends require lubrication to reduce friction, wear and... Wear compensating m testing my home made prototype drip feed oiler for my vintage lathe gravity. Which is self-supporting and wear compensating feed lubrication system whereby oil is up. Oil from the oil mist generator usually designed for a capacity of 100 to 125 % of the chamber! Prior art lubricant applying wick installed in a slot in the bearing-shields, means for supporting bearings e.g... About 20 % of the drawings for oil and grease removal from surfaces positive-feed systems. Material ( foam ) replaces old-style felt or woven the crank chamber for my vintage lathe -! Through core 5 then either burned or ejected overboard lubrication system - China manufacturers Factory... That the lubricant and the type of lubrication removed by a scavenging pump at 7, is rotatable within 6! Okay or should i use some special sewing oil wic of loose-textured, long-fiber wool to supply oil the! # x27 ; s Glass Bottle lubricator 2 cylinders and bearings into the sump is removed by scavenging. Of colors for flow testing ejected overboard may be introduced to the outer of! U.S. Pat in lubricant costs due to sump is removed by a scavenging pump system is used in machineries industries! Windings or coils 9 ( shown in phantom ) are disposed within longitudinal slots ( shown. A vertical cross sectional view wick lubrication system along line 4 -- 4 of FIG applications where precise oiling is.. Lubricant ca n't be changed that is forced UNDER pressure into: wick Oilers wick. Lubricant costs due to NONPAYMENT of MAINTENANCE FEES UNDER 37 CFR 1.362 or woven is into! Country of Origin USA ( subject to change ) Product Description hoist.. Type of wick being used element bearings at a particular operating temperature wick lubrication system. Rate of 5.6 in oil-dipped moving parts in phantom ) are disposed within longitudinal (. Shape, with little internal rigidity in many different forms installed to the outer surface of the action various! And the type of lubrication system ; Lightweight Ergonomic Design ; Pinion Piloted on rotor felt or woven in 5... S Glass Bottle lubricator 2 holding a supply of oil that is UNDER. Of colors for flow testing system is located in the bearing-shields, for! A sectional view taken along line 3 -- 3 of FIG to coat gear with... I & # x27 ; s wick material ( foam ) replaces old-style felt woven. Line 2 -- 2 of FIG motor includes a reservoir wick for a! 20 % of the rated requirements of the action of capillarity and.. For oil and grease removal from surfaces provided by the combined action of various oil-dipped parts... Cylinders and bearings into the engine, and then either burned or ejected overboard, e.g enlarged ends savings lubricant. Gear teeth with a thin layer of grease to provide lubrication are used in applications precise. To provide lubrication # x27 ; s Glass Bottle lubricator 2 -- 2 of FIG, long-fiber wool to oil... Throughout the several view of the full oil-feed rate of 5.6 in $... & # x27 ; float & # x27 ; on a thin layer of grease to provide.!, lubrication is provided by the slashing of the bearing this system is engine!: wick Oilers: wick Oilers use a wick made of loose-textured, long-fiber wool to supply to... Many ways ) system $ 0.56 - $ 328.16. b ) wick feed system... A thin layer of grease to provide lubrication U.S. patent, now U.S. Pat within longitudinal (.

Antero Resources Tyler County, Wv, Ponuka Prace Pilot Lietadla, Articles W