Details of plummer block are shown in following fgure 1. Essentially, they help maximize performance, service life and costefficient maintenance of your bearings. For other sizes or types, please refer to our catalogue e 1102. They are suitable for high speeds and high temperatures. A pillow block usually refers to a housing with an included antifriction bearing. Timken snt split plummer block housings are produced with highquality cast iron or ductile iron. A wide variety of plummer block bearing options are available to you, there are 371 suppliers who sells plummer block bearing on, mainly located in asia. Drain edge the chamfered edge prevents the penetration of moisture at the interface between the upper and lower section. Assembly and details machine drawing pdf technical drawing. The tolerances of ntn split plummer blocks meet jis b 1551, and those of unit. Fag split plummer block housings of series snv for shaft diameters of 20 to 160 mm and 34 to 512 inches. Axial displacement of the shaft is then impossible fig. Assembly and details machine drawing pdf technical.
Install the plummer block and the bearing parts in the following sequence, using figure 2 as a guide. We source quality raw material from reliable vendors of the industry, which ensures that the total quality management standards are maintained through out the manufacturing. Assemble the parts and draw the following views of the assembly. Pedestal bearings or plummer block mechanical engineering. Timken snt split plummer blocks 5 tested 22212 at 2700 rpm with a load 25% of the dynamic capacity. Plummer block, computer aided machine drawing camd of vtu syllabus prepared by hareesha n gowda, asst.
Complete pillow housing standard optional end bearing adapter fixing rings mass mm in. This enables higher radial loads to act on the housing cap. Hs h8 h h sd30, sd31 sd33 sd34, sd35 sd36 sd2, sd3 sd5, sd6 sd31ts, sd32ts h8 0. In this catalog, only the types marked by are shown. The dimensions of the components are given in figures 2 through 4.
Plummer block pedestal bearing posted by rrk at 04. Unsplit spherical roller bearings with an adapter sleeve can be replaced by split spherical roller bearings. When a long shaft requires to support at intermediate point a pedestal bearing or more plummer block is put to use. Search by part specification, ntn part number, competitor part number, or drill down in a specific product category to order parts or download cad illustrations. Available in a variety of metric shaft sizes, timken snt plummer block units offer the choice. This catalogue supersedes publication number 186 en. Plummer block assembly pdf figure 2 views and dimensions of the casting. It is made in two halves to provide easy placing and removal of the. The tolerances of both types are given in the tables below. Ntn does not warrant a any product, components or parts not manufactured by. Plummer block housings can be used with highcapacity spherical roller bearings or selfaligning ball bearings. In the majority of cases the grease fi lling applied during initial assembly will be sufficient to last unti l the general inspection. Sn316sn300 seriesplummer blockplummer blockkml bearings. Ybearing plummer block units ybearing plummer block units with a pressed steel housing ybearing plummer block units fig.
Plummer block assembly n drawings files 3d cad model. Available in a variety of metric shaft sizes, timken snt plummer block units offer the choice of taperedbore design for easy. Plummer block center, and its value is 12 the width of the. Plummer block concept easy to handle and maintain, the plummer block concept offers many advantages. Plummer block 4920 2hareesha n gowda, dsce, blore78 3. Block assembly seal seal cover sleeve designation qty complete kg 34 snn150534g snn505 g505 v505,ts505e a505 1205k he205 sr52x5 2 2. Flat 57, 26th floor, saxon tower, 7 cheung shun street, kowloon, hong kong, china. Mechanical engineering design, mechanical design, 3d autocad, bike sketch, 3d sketch, sketches, solidworks tutorial, isometric drawing, interesting. Timken snt split plummer blocks stronger outside timken engineered split plummer block solutions deliver performance, productivity and efficiency. S6 j n n1 a1 s h1 h h2 t l shaft bearing abutment and fillet dimensions approx. Available for solidworks, inventor, creo, catia, solid edge, autocad, revit and many more cad software but also as step, stl, iges, stl, dwg, dxf and more neutral cad formats. Oct 19, 2016 plumber block assembly in hindi part 1 for mechanical engineering by nontech tech with sny fo duration. Unsplit spherical roller bearings with an adapter sleeve can be.
You can also view our market and category specific catalogs below. To make a complete unit, please order the corresponding bearing, adapter sleeve and locating rings shown in the table additionally. Plummer block assembly 1 figure 2 views and dimensions of the casting in this project, you will create the components of the plummer blockassembly, as shown in figure 1 and then assemble them. The rotation of the bush inside the bearing housing is.
Life ratio target l10 calculated life 100c 212f 95c 203f. The plummer block assembly is covered by a separate specification, namely. Housing material for a pillow block is typically made of cast iron or cast steel selection. Suitable bearings split plummer block housings sns are suitable for fitting with spherical roller bearings with a tapered or cylindrical bore, see table. Snl 30 and snl31 plummer block housings solve the housing. Sealing options nsk offers a range of sealing options including oil seals, labyrinth seals, or heavyduty taconite seals. If so, remove the plastic plug from the oil return drain hole located at 6 oclock in the annular. Skf free cad models ybearing plummer block units, for. This range is designed to handle higher load rating and moderate speed and allow dismantling of shaft without having to move the housing mounting as well. Cast iron gray cast iron is the standard material for the 200300. The detailed drawing of a pedestal bearing is shown in image below.
Plummer block housings are housings with oil seals, a plug and a grease nipple only. Split plummer block housings sns features split fag plummer block housings sns and the associated bearings form bearing arrangement units that can be matched, through the specific selection of seal design, lubrication type and bearing mounting, to a wide range of requirements. Standard type plummer blocks sn 31, sn 5, sn 6 types shaft diameter 60 100 mm n n 1 l j h h s t 2 a 1 h 1 freeend fixedend width locating ring jd outside diameter a g jd 1 x2 60 sn 5 120 80 230 18 23 110 275 80 30 150 43 m 12 m 16 5. The text book answer would be, plummer block assembly can take up larger loads increase bearing life be easily maintained however, we wont know their real benefit until we visit a continuous production plant which producesutilizes s. On snc pillow block housings, bolts with a larger diameter than on comparable housings are used to connect the upper and lower sections of the housing. The range of shaft diameters is 115 mm to 530 mm and 4716 inch to 1912 inch. This type of bearing consists of i a cast iron pedestal, ii gun metal, or brass bush split into two halves called brasses, and iii a cast iron cap and two mild steel bolts. To ensure effective sealing, plummer blocks are available with a variety of special sealing options and end covers. Dodge hfo plummer blocks instruction and lubrication. Benefits include a facility for easy mounting and dismounting of preassembled shafts. Tutorial on plummer block hareesha n g assistant professor dept of aeronautical engg dayananda sagar college of engg bangalore78 4920 1hareesha n gowda, dsce, blore78 2. Snn series plummer blocks snn 5 18 6 15 bearing bore code heavy series housing bearing bore code medium series housing housing design code the snn 500 and 600 series comprise a number of housings which, when combined with different seal options and ball or spherical roller bearings, provide an answer for most plummer block applications with.
Plummer block assembly figure 1 the plummer block assembly. We source quality raw material from reliable vendors of the industry, which ensures that the total quality management standards are maintained through out the manufacturing process. This video make by vishwakarma engineering drawing classes, bhilai nagar. Explore our wide range of highquality housing designs and sizes to meet your specific challenge. What is the advantage of plummer block over a simple. Suitable bearings required adapter sleeve for metric or imperial shaft sizes. Plummer block bearing assembly pdf fewer bearing replacements and less maintenance. Assembly and details machine drawing pdf slideshare. Aug 09, 2015 plummer block pedestal bearing posted by rrk at 04. Sni and sn plummer block housings are designed solely for grease lubrication. Schaeffler technologies tpi 231 7 suitable bearings split plummer block housings sns are suitable for fitting with spherical roller bearings with a tapered or cylindrical bore, see table. The twopart housing, which has no provision for relubrication, is ordered separately from the insert bearing.
Download ybearing plummer block units, for high temperature applications. A castiron pedestal or blocks with a sole, tow split gum metal or bushes, a castiron cap and tow squareheaded bolts for fastening the cap and the block together. Snl 30 and snl 31 plummer block housings have more to offer skf plummer block housings of the sd design are currently being redesigned to take advantage of the progress embodied in the smaller snl housings. Find the exact bearing you need using ntn bearing finder, our powerful online catalog platform. What is the advantage of plummer block over a simple bushed. Plummer blocks are bearing blocks for selfaligning roller or ball bearings. Selfaligning can be equiped with different sealing arrangements to match application requirements accept heavy loads easy mounting and dismounting reduced maintenance costs. Plummer blocks and accessories snn series and sd series 7 highperformance snn series plummer blocks are highly rigid and easy to handle. The tensioners also provide uniform assembly preload. Bearing housings support your bearings, protect them from contaminants while keeping in lubricant, and can also house monitoring equipment. Plumber block assembly in hindi part 1 for mechanical engineering by nontech tech with sny fo duration. We can affix the adequate lubrication hole to the housing, if. Plummer block series plummer block series sn5, sn5f sn s6, sn s6f sn2, snz2, sn30 sn s3, snz sz3, sn31 saf5, saf6 sbg5 sv5 sv6 sv2 sv3 sv30 sv35 va5 housing bore diameter. The masses in the table do not include the bearing, adapter sleeve and locating rings but the bolts.
They can be equipped with nsks tough spherical roller bearings, which have high load capacity, low temperature rise and highstrength cages. Most bearing components typically ship protected with. Standard type for bearing with adapter assembly d1 25. Split plummer block design allows for easy mounting and dismounting of preassembled shafts. Under certain conditions however, regreasing may be necessary.
Standard type for bearing with adapter assembly d1 25140mm. In this project, you will create the components of the plummer block assembly, as shown in. Prior to placing the inboard end cover on the shaft, determine if the bearing and the seals are to be oil lubricated. Plummer block center, and its value is 12 the width of the setting washer.
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