When joining shafts within a machine, mechanics can. Detailed design procedure of a typical rigid flange coupling. F 0919 general pump is a member of the interpump group assembly procedure 1. Gear coupling design large bore capacity, with oring seal visit. Design of marine propulsion shafting system for 53000 dwt bulk carrier venkatesh boddapati 1, sura sanyasi rao 1, kakarla sumanth and jayavarapu manideep corresponding author. A coupling is a device used to connect two shafts together at their. Gear coupling selection procedure table 1 torque and horsepower ratings standard selection method the standard selection method can be used for most motor. Bush pin type flange coupling is used to connect of shafts which having a small parallel misalignment, angular.
Pdf parametric modeling and drawing automation for flange. A coupling is a device used to connect two shafts together at their ends for the purpose of transmitting power. For the first procedure the coupling is designed as a solution of the given example which finds the dimensions. Nov 06, 2017 solidworks flange coupling assembly duration.
Ductile iron flange coupling adapter connects plainend pipe to a flange. This helps to bring the shafts into line and to maintain alignment. A fluid coupling suitable for soft starting high inertia machinery with reduced current demand, controlled acceleration and torque with drive overload protection. Vibration instrumentation alone can leave us vulnerable for some failure modes. Sep 09, 2014 so the design will be safe from failure. Pdf design of a protected type flange coupling using python. In future it will be helpful for us to choose the right coupling among various types of couplings. Flange coupling is a type of shaft coupling having two separate flanges which are mounted on the shaft end and both flanges are bolted together by means of nuts and bolts types of flange coupling. Full design of flange coupling free download as word doc. Parametric modeling and drawing automation for flange coupling using excel spreadsheet. Pdf a coupling is a device used to make permanent or semipermanent joint for two rotating shafts to each other. The main one is the design panel, in which the user defines particular components of a flange connection, e. The design of a flange involves the selection of the gasket material, type, and dimensions, flange facing, bolting, hub proportions, flange width, and flange thickness. Asme vessel code calculations finite element analysis fea solid modeling drafting canadian registration number crn assistance.
Following standard proportions are used in the design of flange coupling. Bolted flange design according to asme section viii division 1. Pdf the design of flanges based on flexibility and tightness. An oil injection point may be provided on the coupling through which oil can be supplied under pressure to one or two annular grooves in the coupling. The computeraided design cad files and all associated content posted to this website are. If essentially consists of two cast iron flanges which are keyed to the shafts to be joined. A protected type flanged coupling is required to transmit 60 kw power at 1440 rpm. Full design of flange coupling machines mechanical engineering. Design and manufacturing of flange coupling using cnc. In this protected type flange coupling the dimensions are as follows. The flange couplings are of the following three types. The design specification of coupling varies differently based on the requirements and involves a sequential design procedure which is tedious and time.
Bushes made of leather or rubber is used over the pins. Ductile iron flange coupling adapter connects plainend pipe to. Introduction bush pin type flange coupling is used to connect of shafts which having a small parallel misalignment, angular misalignment or axial misalignment. Selection procedure a service factor determine appropriate service factor from table a on page no. Flange dimensions shall be such that the stresses in the flange, calculated in accordance with 27, do not exceed the allowable stresses specified in 28.
Design and stressanalysis of a rigid flange coupling using fem saurav rajgadia1, debayan das2. Pinflex a robust general purpose pinbuffer coupling, providing reliable fail safe transmission of torque and misalignment capability. Pdf design and failure analysis of flange coupling with. Design of flanged coupling unprotected and protected type. Flange coupling assembly 3d cad model library grabcad. Coupling credible failure modes and owner options to intervene. We are engaged in offering a wide range of flange coupling. Design and failure analysis of flange coupling with uniform. Design and manufacturing of flange coupling using cnc technology. Detailed design procedure of a typical flexible rubberbush coupling. Pdf design and failure analysis of flange coupling with uniform.
Fastening torque for coupling bolt fastening spacer with flange is in accordance. Steel, cast iron, asbestos cement, plastic and other types of pipe. For fea analysis, the load ht is applied at the moment arm mht away. A new design procedure based on the traditional code design philosophy that also accounts for the flexibility of all elements of the joint as well as tightness and gasket creep is suggested.
Rapid control prototyping rcp for a motion system1. Type torsionally rigid flange coupling highly flexible flange coupling flexible flange coupling geometries design extremely short short short max. Jun 04, 2014 design procedure for flange coupling duration. After being introduced to the types of flange coupling let us try to understand the designing of the flange couplings. Flange dimensions shall be such that the stresses in the flange, calculated in accordance with 27, do. A typical rigid flange coupling is shown in figure 5. This coupling is perfectly designed by our experts keeping entire quality norms in mind. The shaft is of forged steel with coupling flanges forged integrally to it and the material. Blind flanges are also used as a manhole cover in the vessel. Protected type flange coupling 3d cad model library. Analysis of rigid flange couplings international journal of. Examine the solidworks files for tutorial on how to make a flange coupling. Coupling selection guide 11 selections 12 15 taper bushes 16 spiderflex 17 19 spider 20 pinflex 21 25 crownpin 26 28.
Rigid flange coupling consists of two separate grey cast. Rigid flange coupling are designed for heavy loads or industrial equipment. Design of intermediate shaft flange thickness of flange 0. Shaft coupling design article containg design procedure and numerical. Voith rigid flange coupling lyttelton mining supplies. A flange coupling usually applies to a coupling having two separate cast iron flanges. Dodge dflex type s coupling dodge dflex type sc spacer coupling. Design and failure analysis of flange coupling with uniform strengthen bolts. Thus the 3d assembly of the universal coupling has been created on the software catia v5 with accurate. Gear coupling selection procedure table 1 torque and horsepower ratings standard selection method. Coupling consider a flange coupling as shown in fig. Coupling procedure different hose constructions require different coupling procedures to ensure reliability and. This document is highly rated by students and has been viewed 175 times. In this paper, a users and an oems views are presented of the most common coupling failure modes with examples showing details in the final stages of deterioration and identifies.
Additionally, div 1 cannot be used for pressures below 15 psi 1. These types of flanges are used with another type of flange to isolate the piping system or to terminate the piping as an end. This load is a design rule, not a predictor of actual flange stresses. Keys and coupling design for a simple rigid flanged coupling. Flange coupling flange coupling design types of flange. As name implies flange coupling has flanges for the joining of both the shafts. Only skim cuts should be used and concentricities and tolerances. Design procedures for rigid and flexible rubberbushed couplings. Design and failure analysis of flange coupling with. Design the coupling with following materials, material for shaft material for shaft as 40c8 syt 380 mpa, material for bolts is 30c8 400 mpa and flanges are madeup of cast iron fg 150 sut 150 mpa. The two flanges are coupled together by means of bolts and nuts. Oct 05, 2009 to draw a pin bush flexible coupling the given data will be dia of shaft d to be joined in mm,power p to be transmitted in kw,no. Protected type flange coupling of 25 mm shaft diameter and 4 bolt.
Learn different types of pipe flanges used in piping. To avoid this, protective circumferential flanges are provided in the protected type flange coupling. The design o f pr otected type rigid flange coupling is as pe r standard design procedure which mainly. Our offered coupling is designed with the use of high grade material which we get from our reputed vendors. Abb, baldor electric, and dodge can package together the controls, drives, motors, and couplings needed for common pumping applications. Theory questions and answers and numerical problems. Scribd is the worlds largest social reading and publishing site. Design of flange coupling includes the design of hubs, flanges, key and bolts 4.
Suraram, quthbullapur mandal, hyderabad, 2 associate professor, department of mech, mallareddy engineering college autonomous. The dodge dflex coupling is very popular in pumping applications due to the fivepiece spacer designs ease of installation and change out. Design procedure of cotter joint, socket and spigot joint design of machine duration. Deepthi4 1,2,3,4mlr institute of technology dundigal department of mechanical engineering abstract. Shaft coupling design article containg design procedure and numerical problems of different types of couplings commonly used. Aug 22, 2015 apr 23, 2020 design procedures for rigid and flexible rubberbushed couplings notes edurev is made by best teachers of. Pdf a coupling is a device used to make permanent or. Each flange is mounted on the shaft end and keyed to it. Design of couplings procedure free download as word doc. Flanges are fixed on each side of the rotating shafts. The design of flange coupling will be done in solid works premium software 2014. Shaft coupling design procedurenumericals machine design i.
The basic concept of our project is to manufacture flange coupling using computer numeric control cnc. Flange thickness iv design of hub as a hollow shaft satisfactory v design of bolts 4 for shaft diameters from 40 to 100 mm. We are providing this flange coupling to our clients at very good price range. Skim cuts are used to restore the flatness and squareness of flange faces and the concentricities of rabbet fits. Design and analysis of bushed pin flexible coupling. This gives design power, which is used as a basis for coupling selection. Unprotected type in this type of coupling each shaft is keyed to the boss of a flange with counter sunk key and both flanges are coupled together with rings of bolts. It is another type of rigid coupling so all the conditions are also applicable here like proper alignment of both the shafts and connection should not have any kind of vibrations and jerks. Design and manufacturing of flange coupling using cnc technology n. Design procedures for rigid and flexible rubberbushed. Design and analysis of bushed pin flexible coupling timur choban khidir. One of the flange has a projected portion and the other flange has a corresponding recess.
This allows the coupling to be floated to ensure that it is seated correctly following the shrinkon procedure and also assists removal. This is a modification of the protected type flange coupling which has pins. Full direct control through critical data panel system allows for checks on a current basis the whole design correctness. Let d diameter of shaft or inner diameter of hub, d outer diameter of hub, d1 nominal or outside diameter of bolt, d1 diameter of bolt circle, n number of bolts, tf thickness of flange. The flange coupling is adopted to heavy loads and hence it is used on large shafting. Flange of a protected type flange coupling has three distinct regions inner hub, flanges and protective circumferential flanges. Beside, this the procedure is so important that the industry uses steps of machine design that should be outlined by the principal features. Cotter joint design procedure failure animations duration. Protected type flange coupling 3d cad model library grabcad. Flange coupling assembly flange coupling assembly loading. Voith rigid flange coupling type 3 coupling and uncoupling the flanges the coupling flanges are coupled after the shaft locking devices are installed according to the instructions given below. Apr 23, 2020 design procedures for rigid and flexible rubberbushed couplings notes edurev is made by best teachers of. Heavyduty cast aluminum flange and selfadjusting resilient coupling quiet, low maintenance drive system easy to assemble, with all required mounting hardware included compact design specifications ref 300rev. The faces are turned up at right angle to the axis of the shaft.
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