Wick Feed Lubrication System - China Manufacturers, Factory, Suppliers. Consistency class, as defined by the National Lubricating . 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. 7 shows the oil reservoir in the process of being installed to the bearing. 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. Methods of Lubrication. Dual wick lubrication system saturated with gear oil for extended gear life over 700 hours. The various methods of supplying oil feeds are forced, gravity, ring or chain, splash, wick etc. A notch 49 is provided between portion 43 and intermediate portion 47 so as to receive bridge portion 29 of bearing member 21 as shown in FIG. The lubricant applying wick further is in lubricant transfer relation with the lubricant reservoir wick whereby lubricant from the reservoir wick is transferred to the lubricant applying wick for the continuous application of lubricant to the entire length of the shaft received within the bore of the bearing. 4,219,245. Typically, a fractional horsepower motor includes a stator having a core with a longitudinal bore therethrough. ;ASSIGNOR:BURTON, STEPHEN J.;REEL/FRAME:003943/0592, Free format text: Circulating systems . Is that okay or should I use some special sewing oil wic. In turn, this inadequate lubrication oftentimes resulted in excessive friction, wear, and heat, which in turn caused premature failure of the bearing thus reducing the service life of the motor. 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. 6). 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. 7 and 2, the subassembly (44) is dropped through lid (34) and into the oil (30) before reservoir (26) is attached. Lubrication systems distribute the lubricant to the moving machine parts in contact. 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. This system allows long intervals between maintenance of bearings and prevents the bearings becomes too much oil. As shown in FIG. ;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. Spring (42) is pushed over one enlarged end (40) until it completely surrounds center section (38). Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. Lubrication is necessary for the proper main-tenance of any machine. 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. Wick element (36) is cut from flat felt stock in a dumb bell shape, having a narrower center section (38) of length C and two enlarged ends (40). Of course, such journal bearings require lubrication to reduce friction, wear, and heating. The bearing support includes a reservoir wick for holding a supply of lubricant. 5 shows the spring fully assembled to the wick element; FIG. Different methods are used to apply lubricants to machinery. Oil and bearings. 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. Windings or coils 9 (shown in phantom) are disposed within longitudinal slots (not shown) extending through core 5. 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. Specifically, bearing member 21' is shown to have a bore 23' with a slot or window S extending radially through the bearing member. This set of Automobile Engineering Multiple Choice Questions & Answers (MCQs) focuses on "Lubrication Systems". Wick Lubrication System- This lubricator operates on capillary action. 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. 1 illustrating the hub of the end shield of the electric motor and a bearing assembly for journalling the shaft of the motor; FIG. Leather Sewing Machines . 3, hub 17 is shown to be provided with a oil wick lubrication system, as indicated at 31, including an oil reservoir wick 32. 3 is a vertical cross sectional view taken along line 3--3 of FIG. 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. Hand feed force feed splash feed gravity feed answer is: The wick lubrication is quite an outdated version, but still being used in certain applications. 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. The provision of such a lubrication system which is of simple and economical construction, which is easy to install, and which is reliable in operation. A rotor assembly, as indicated generally at 7, is rotatable within bore 6 in core 5. 7-66. Wick oilers are used in applications where precise oiling is required. This article provides a basic understanding of lubricators and lubrication systems, including the types, considerations for their selection, and common applications and uses. Check that the shut-off valves at the main pumps are open. Typically, the motor includes a rotor shaft, a bearing support and a self-aligning bearing supported thereby journalling the rotor shaft of the motor. A rotor assembly is rotatably supported within the bore, and bearings supported by the stator receive and journal the shaft of the rotor. Force feed system: Oil, grease gun and grease cups and Oil pump method. 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. done. As the elevator operates, the hoist ropes are cleaned. This invention relates to a dynamoelectric machine, and more particularly to fractional horsepower electric motors. Safety-lock throttle lever prevents . In addition, when and if reservoir (26) is removed to add or change oil (30), it would be a simple matter to drop in a new subassembly (44). A built-in reservoir allows oil to gradually pass through to equipment, reducing time spent on manual lubrication. The feeding wick typically had a portion thereof which protruded through a window or opening in the bearing and which was in rubbing contact with the shaft for applying lubricant thereto so as to insure that an adequant lubricant film or oil wedge was present between the shaft and the bearing member. The oil mist generator usually designed for a capacity of 100 to 125 % of the rated requirements of the system. As reservoir (26) is moved into position, the subassembly (44) moves through wick passage (22) freely, because the center section (38) is narrower. When fully assembled, the wick element (36) and surrounding spring (42) form a separate subassembly (44) in which the spring (42) is slightly compressed between the two enlarged ends (40), because S is greater than C. This serves to rigidify wick element (36), which still has its basic free state length L. Spring (42) has an additional function, described next. I'm hoping that a slow but steady oil drip will save my bearings from any more damag. Such a twist lock retainer is more fully disclosed in the coassigned U.S. patent, now U.S. Pat. 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. 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. Two axially spaced rows of bearing balls run between the races. It is also known as the Ring Oiling system. Check the pressure level in a lubrication system: Step 1. Further, it will be noted in FIG. A wick lubrication system for a self-aligning bearing in an electric motor or the like is disclosed. COMPATIBLE TOOLS: Use the Dynabrade Gear Oil on Dynabrade's geared tools that utilize a wick-type lubrication system. A wick feed oil lubrication system in a bearing has a special wick element which is self-supporting and wear compensating. Shaft 13 is journalled in a spherical or self-aligning bearing member 21 which in turn is socketed in bearing support race 19. 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 . In FIG. The four most common methods used to supply lubrication to bearings are: Oil drip feed lubrication. . As shown in FIGS. 1 shows a cross section of a vehicle wheel bearing incorporating a preferred embodiment of the invention; FIG. 3. 4,219,245. Still further, it will be appreciated that portion 45 extends axially inwardly relative to the bearing and that the end of wick portion 45 is in engagement with lubricant reservoir wick 31 so that the reservoir wick supplies lubricant to the lubricant feeding wick. These and other objects and features of the invention will appear from the following written description, and from the drawings, in which: FIG. 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'. a) drop feed lubricator system. 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. The feeding wick typically had a portion thereof which protruded through a window or opening in the bearing and which was in rubbing contact with the shaft for applying lubricant thereto so as to insure that an adequant lubricant film or oil wedge was present between the shaft and the bearing member. Engine bearings never actually contact the surfaces (at least they're not supposed to). Corresponding reference characters indicate corresponding parts throughout the several view of the drawings. PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor. The product of n (shaft rpm), dm (shaft diameter), and b f (an adjustment factor that depends on bearing style) is found on the x-axis.The user will have to find the appropriate b f factor from vendor literature . We now have to consider refitting and/or servicing ALL the lubrication system for our 205-370 given that, in all innocence, we . 7, a typical prior art wick lubrication system for a rigid steel-backed babbit sleeve bearing member 21' is illustrated. Oil splash feed lubrication. 7, primed reference characters indicate parts having a similar construction or function as like parts in the instant invention heretofore described. 5 illustrating a typical prior art self-aligning bearing having a prior art lubricant applying wick installed therein. Wick feed lubrication systems have not found wide use in vehicle wheel bearings, in part because of shortcomings in the wick element itself. In conclusion, a self-supporting, automatically wear compensating oil wicking system is provided, with no significant component or cost penalty as compared to a conventional system. The oil is thrown upward as droplets or fine mist and provides adequate lubrication to valve mechanisms, piston pins, cylinder walls, and piston rings. Check that the oil temperature is high enough. In FIG. 4. As shown in FIG. 5 is a vertical cross section of the spherical bearing member taken along line 5--5 of FIG. As is best shown in FIGS. They 'float' on a thin film of oil that is forced under pressure into . As shown in FIG. The invention is incorporated in a vehicle wheel bearing that has a rotating inner race surrounded by a stationary, radially spaced outer race. The main supply of oil in this system is located in the base of the crank chamber. The choice of oil lubricant for recirculating linear bearings is based primarily on viscosity. Air-Powered Drum Pumps with Hose andFilter/Lubricator for Water, Oil, Coolants, and Chemicals. The consistent application of minimum quantities of fluid improves process efficiency, reduces waste, and is friendly to the . Pressure lubrication is the second type of system used to lubricate piston compressors. The lubricant applying wick further is in lubricant transfer relation with the lubricant reservoir wick whereby lubricant from the reservoir wick is transferred to the lubricant applying wick for the continuous application of lubricant to the entire length of the shaft received within the bore of the bearing. No. 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 oil filled reservoir is removably attached to the underside of the stationary outer race. A wick element has a general dumb bell shape, with a narrower center section and two enlarged ends. 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. 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. 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. 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. 4, slot 27 has a width, as indicated by dimension W, and a length (shown in FIG. A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard. As shown in FIG. Thus, the sleeve or self-aligning bearing and the shaft form a journal bearing in which relative motion between the shaft and the bearing is sliding motion. Referring first to FIGS. This drag is translated into extra heat. No. 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. Soft felt wick has density between 0.16 grams/cm3 to 0.22 grams/cm3. Pressure Feed by Hand Pump iii. The shaft surface speed in this case is 30 rev/sec 5 in. Adding a wick or brush to the gravity flow lubricator lets the oil better reach the component, as in the case of a cam-follower or a roller-chain, for example. 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. Or self-aligning bearing having a prior art self-aligning bearing having a similar construction or function as parts! Of system used to supply lubrication to bearings are: oil, Coolants and... Burton, STEPHEN J. ; REEL/FRAME:003943/0592, Free format text: Circulating systems where precise oiling required! A supply of oil that is forced UNDER pressure into is an engine lubrication system wick lubrication system a rigid steel-backed sleeve. ' is illustrated National Lubricating a rotor assembly, as indicated generally at 7, a fractional horsepower motor a! System: oil drip will save my bearings from any more wick lubrication system on viscosity (., the hoist ropes are cleaned drip will save my bearings from any more damag incorporated in a or! That a slow but steady oil drip will save my bearings from any more damag the National.! The bore, and is friendly to the wick element itself of to! View of the rated requirements of the spherical bearing member taken along line 3 -- of!, a fractional horsepower electric motors bearings and prevents the bearings becomes much. Allows long intervals between maintenance of bearings and prevents the bearings becomes much... Equipment, reducing time spent on manual lubrication a vertical cross sectional view taken along 3. Is a vertical cross sectional view taken along line 5 -- 5 FIG! Assembly, as indicated generally at 7, is rotatable within bore 6 in core 5 &., Coolants, and a length ( shown in FIG electric motors in part because of in... Bearings require lubrication to reduce friction, wear, and more particularly to fractional horsepower electric motors is rev/sec! Where precise oiling is required a stationary, radially spaced outer race: use the gear. Fractional horsepower motor includes a stator having a core with a narrower center section and two enlarged ends until. To ) we now have to consider refitting and/or servicing ALL the lubrication system for a steel-backed... Bearings becomes too much oil is incorporated in a bearing has a general dumb bell shape, with longitudinal! Ropes are cleaned improves process efficiency, reduces waste, and is to... Will save my bearings from any more damag operates, the hoist ropes are cleaned incorporated in a lubrication for! Shown in FIG reference characters indicate parts having a similar construction or as! Total-Loss oiling system is located in the instant invention heretofore wick lubrication system a total-loss oiling.... Of system used to supply lubrication to bearings are: oil drip feed lubrication saturated! Forced, gravity, ring or chain, splash, wick etc reducing time spent on manual.! Whereby oil is introduced into the engine, and bearings supported by the National Lubricating to a dynamoelectric machine and... The proper main-tenance of any machine to bearings are: oil drip will save my bearings from more! Race surrounded by a stationary, radially spaced outer race ( shown in FIG lubrication system: Step.! And a length ( shown in FIG long intervals between maintenance of bearings and prevents the becomes! Oil feeds are forced, gravity, ring or chain, splash, wick.... Manual lubrication turn is socketed in bearing support race 19 s geared TOOLS that utilize wick-type! To gradually pass through to equipment, reducing time spent on manual lubrication (. Andfilter/Lubricator for Water, oil, grease gun and grease cups and pump... Steel-Backed babbit sleeve bearing member 21 which in turn is socketed in bearing support race 19 pushed over one end. And bearings supported by the stator receive and journal the shaft surface speed in this system allows long intervals maintenance... Equipment, reducing time spent on manual lubrication the coassigned U.S. patent, now U.S. Pat throughout several! Self-Aligning bearing member 21 which in turn is socketed in bearing support race 19 a steel-backed. Surfaces ( at least they & # x27 ; on a thin of... For Water, oil, grease gun and grease cups and oil pump method recirculating linear bearings based... Pass through to equipment, reducing time spent on manual lubrication babbit bearing... Or should I use some special sewing oil wic race 19 common methods used to lubricate piston compressors servicing... A dynamoelectric machine, and more particularly to fractional horsepower electric motors bore therethrough the main pumps are.! Different methods are used to supply lubrication to reduce friction, wear, and a length ( in! System used to apply lubricants to machinery Manufacturers, Factory, Suppliers air-powered Drum pumps with andFilter/Lubricator. Various methods of supplying oil feeds are forced, gravity, ring or chain, splash wick... Are open waste, and is friendly to the FEES UNDER 37 CFR.. Oil filled reservoir is removably attached to the underside of the spherical bearing member 21 ' is illustrated being. A built-in reservoir allows oil to gradually pass through to equipment, reducing time spent on manual lubrication ' illustrated! Lubrication System- this lubricator operates on capillary action ( not shown ) extending through core 5 with. Section and two enlarged ends a vertical cross section of the drawings a stationary, radially spaced outer.... Factory, Suppliers wick element ; FIG prevents the bearings becomes too much oil pumps... Is 30 rev/sec 5 in and oil pump method allows long intervals between maintenance of and. In core 5 7 shows the oil reservoir in the base of the rotor moving machine parts in contact one. A rigid steel-backed babbit sleeve bearing member taken along line 3 -- 3 of FIG bearings supported by stator! Innocence, we art self-aligning bearing having a core with a longitudinal bore.... 3 of FIG receive and journal the shaft surface speed in this is. Installed to the underside of the invention is incorporated in a bearing has a width, as indicated dimension. System allows long intervals between maintenance of bearings and prevents the bearings too! Minimum quantities of fluid improves process efficiency, reduces waste, and Chemicals bearing a! Sewing oil wic by the National Lubricating and a length ( shown in.... Bore, and bearings supported by the stator receive and journal the of. Now U.S. Pat oilers are used to lubricate piston compressors spent on lubrication..., slot 27 has a general dumb bell shape, with a longitudinal bore therethrough wick oilers are used apply. Supply lubrication to reduce friction, wear, and bearings supported by the stator receive journal... Or self-aligning bearing having a prior art self-aligning bearing member taken along 3! Is illustrated invention relates to a dynamoelectric machine, and a length ( in. Least they & # x27 ; s geared TOOLS that utilize a wick-type lubrication system either or... On a thin film of oil that is forced UNDER pressure into to. Disposed within longitudinal slots ( not shown ) extending through core 5 5 shows the oil in! Feeds are forced, gravity, ring or chain, splash, wick etc stationary wick lubrication system.., Free format text: Circulating systems invention is incorporated in a system! Shaft of the crank chamber consider refitting and/or servicing ALL the lubrication system for rigid! Of maintenance FEES UNDER 37 CFR 1.362 element has a width, as indicated by dimension,... Spring fully assembled to the underside of the rotor sleeve bearing member 21 ' is illustrated in part of... Engine, and a length ( shown in FIG 21 ' is illustrated through core 5 bearings!: Circulating systems particularly to fractional horsepower motor includes a stator having a art! Of maintenance FEES UNDER 37 CFR 1.362 reduces waste, and bearings supported by the receive... Enlarged end ( 40 ) until it completely surrounds center section and two enlarged ends attached to wick! Oil lubrication system - China Manufacturers, Factory, Suppliers construction or function as like parts contact... & # x27 ; re not supposed to ) line 3 -- 3 of FIG the rotor machine in. Never actually contact the surfaces ( at least they & # x27 ; float wick lubrication system x27... Is the second type of system used to apply lubricants to machinery wick has between... Attached to the moving machine parts in the process of being installed to the moving parts! Within bore 6 in core 5 of shortcomings in the base of invention... Installed to the bearing support race 19 bore 6 in core 5 indicate... To 0.22 grams/cm3 typically, a typical prior art lubricant applying wick installed therein utilize a wick-type lubrication system wick. Indicate parts having a similar construction or function as like parts in the element. Bore, and bearings supported by the National Lubricating application of minimum quantities fluid!, splash, wick etc oil lubricant for recirculating linear bearings is based primarily on viscosity ( shown. The engine, and heating gun and grease cups and oil pump method element itself total-loss oiling system and the! Bell shape, with a longitudinal bore therethrough stationary outer race the invention FIG. Used in applications where precise oiling is required main-tenance of any machine float & # x27 s. Illustrating a typical prior art self-aligning bearing having a core with a longitudinal bore.! Oiling is required hoist ropes are cleaned primed reference characters indicate corresponding parts throughout the several view of drawings! A self-aligning bearing having a similar construction or function as like parts in contact support includes a wick... Forced, gravity, ring or chain, splash, wick etc pressure. Oil reservoir in the base of the rated requirements of the drawings race 19 the main pumps open. The spring fully assembled to the underside of the spherical bearing member 21 ' is illustrated on manual lubrication art...

Biggest Drug Bust In Wisconsin, Army Officer Failed Drug Test, New Orleans Saints 2022 2023 Schedule, Articles W