Unit 2 design of temporary design of temporary connections. A wide variety of cable joint sleeve options are available to you, such as heat shrinkable, insulation sleeving, and lug. Nov 07, 2009 cotter joint a cotter joint is used to connect rigidly two coaxial rods or bars which are subjected to axial tensile or compressive forces. One of the rods is formed into a socket by enlarging its end while the other rod, called spigot end is formed with enlarged diameter and an integral collar the spigot is put inside the socket and the cotter is driven through the slots in socket and spigot ends. Order must specify if plain end is to socket in a mechanical joint or pushon bell. Cotter joint is widely used to connect the piston rod and crosshead of a steam engine, as a. This joint is used to join two rods of square or rectangular in cross section. What is a cotter joints a cotter is a flag wedge shaped piece of steel. Metric din 94 split pins cotter pins aspen fasteners. If you are looking for free printable pdf patterns you have come to the right place. Cotter joints may be used in areas subject to corrosion during operation, resulting in difficulty in turning rusty bolts and nuts of threaded connections. Following are the three commonly used cotter joints to connect two rods by a cotter.
This website provides the educational resources for the subject of machine design for engineering students. What are the practical application of cotter joint. Cotter joints are used to support axial loads between the two rods, tensile or compressive. The cotter is locked in position by means of a screw as shown in fig.
Sleeve cotter joint pdf the working of the cotter andsleeve and cotter and gib are shown below. It is not at all suitable to connect rotating shafts which transmit torque. This paper presents a theoretical model and a simulation analysis of bolted joint deformations. The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. A property of joint normal distributions is the fact that marginal distributions and conditional distributions are either normal if they are univariate or joint normal if they are multivariate. Knuckle joint definition of knuckle joint by the free. Roller chain couplings a flexible coupling manufactured with. Although a cotter joint will resist rotation of one rod. Orthopaedic reconstruction and trauma price list january 1, 2016 supercedes all other price lists. Cotter joints use a transverse wedge with cylindrical or conical surfaces, and a longitudinal wedge. Universal joint is a positive mechanical joint used for connecting shafts, whose axes are inclined at an angle to each other. The applications of the sleeve and cotter joint is the joint between the piston rod and crosshead of the engine.
Nov 21, 2016 the clearence is provided due to following two reasons. Made of soft metal wire looped on itself so the two resulting tines can be inserted into a predrilled hole and bent to keep it in place. A wide variety of sleeve joint options are available to you, such as equal, reducing. From the aeronautic industry to automotive and residential its applications and critical roll cannot be understated. Apr 12, 2017 this presentation focuses on the joint freeing yoga series of movements, which was developed by mukunda stiles, director of the yoga therapy center in boulder, colorado, and author of one of the definitive texts on yoga therapy, structural yoga therapy samuel weiser, 2001.
There is always axial or linear line of action of load. Sleeve and cotter joint, socket and spigot joint and. Manual wheel bearing adjustment procedures preadjusted wheel bearing adjustment procedures the goal of this recommended procedure is to achieve a verifiable wheel bearing end play of 0. Browse slide type sleeve expansion joint in the world wide metric, inc. Cotter is flat wedge shape piece of rectangular cs and width is tapered either one side or both side from one end to another for an easy adjustment. The end of one rod is forged in the from of a fork or strap. In this type of joint, a sleeve or muff is used over the two rods and then two cotters one on each rod end are inserted in the holes provided for them in the sleeve and rods.
Most mechanical joints are designed to allow relative movement of these mechanical parts of the machine in one degree of freedom, and restrict movement in one or more others. The knuckle joint assembly consists of the following major components. It contains a sleeve and two wedge shaped tapered cotters. Cotter joints can be quickly assembled as well as disassembled. A nonmetallic expansion joint is a flexible connector fabricated of natural or synthetic elastomers, fluoroplastics and fabrics and, if necessary, metallic reinforcements to provide stress relief in.
Cotter joint uses one or two cotters to connect two rods rigidly transmitting forces and motion, with no rotation of the rods 3. What are the applications of sleeve and cotter joint answers. A joint in which a cotter, usually a flat bar tapered on one side to ensure a tight fit, transmits power by shear on an area at right angles to its length explanation of cottered joint. Jun, 2016 the sleeve and cotter joint assembly for more machine drawing videos click. The strength of a rivet joint is measured by its efficiency.
Ppt cotter joint powerpoint presentation free to view. Cotter joint is used to connect two rods or components which are subjected to tension or compression. Metric din 94 split pins cotter pins are common used fasteners that hold assemblies together. These joints may be subjected to tensile or compressive forces along the axes of the rods. A cotter joint is a simple and compact connection and is easily assembled and disassembled. Do you even understand what joint distribution and joint pdf are. Appropriate slots are cut in the sleeve and in the cylindrical rods. Rods may be of different cross sections like circular or square. Spigot and socket jointcotter joint rods, having axial tensile or compressive forces are connected by cotter joints. Flanged and mechanical joint wall pipe fabricated awwa c111 flange and plain end flange and flange flange and mj mj and mj plain end and mj wall pipe can be furnished in varied lengths. Cotter joint is used to connect two rods subjected to compressive or axial tensile loads. This increases the bearing area and permits drilling while making the slots. Dimensions of a sleeve and cotter joint in terms of diameter of the rods d fig 4.
Introduction sleeve and cotter joint is a type of joint. Spigot is formed on one of the rods and socket is formed on the other. Sleeve and cotter joint autocad 3d machine drawing. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The taper varies from 1 in 48 to 1 in 24 and it may be increased to 1 in 8 if locking is provided. A cotter is a flat wedge shaped piece of rectangular cross section and its width is tapered either on one side or on both sides from one end to another. Instructions the parts and assembly of the cotter joint is. Slide type sleeve expansion joint on world wide metric, inc. Sleeve cotter joint pdf the working of the cotter and sleeve and cotter and gib are shown below. Here we are going to use the socket and spigot type joint. Sleeve and cotter joint, socket and spigot joint and knuckle joint drawn by r. A free powerpoint ppt presentation displayed as a flash slide show on id.
Cotter joint has mainly three components spigot, socket and cotter as shown in figure 9. Aim design and drawing of cotter joint function a cotter joint is. Sleeve and cotter joint is a type of joint used to typically connect two similar coaxial cylindrical rods. Etsy is the home to thousands of handmade, vintage, and oneofakind products and gifts related to your search. Installing a cotter pin prevents parts from backing out of or slipping off other parts. No liability, either direct or indirect, is assumed for the correctness of this, or any other. It is also known as universal coupling, u joint, cardan joint and hookes joint. A cotter is a flat wedgeshaped piece of steel which is used to connect rigidly two rods which transmit motion in the axial direction tensile or compressive forces without rotation. Apr 15, 2018 we are proud to inform that we had done some valuable programme on several colleges for past 10 years under both anna university and pondicherry university. Mechanical joints may be temporary or permanent, most types are designed to be disassembled. Joints between the piston rod and the cross need of the steam engine. Cotter joint is widely used to connect the piston rod and crosshead of a steam engine, as a joint between the piston rod and the tailor pump rod, foundation bolt etc.
The cotters are assembled into these slots the following sections explain the sleeve and cotter joint in detail. What are the applications of sleeve and cotter joint. First the clearance allow the axial adjustment between the two rods. Here we discover the different types of welding joints and the types of welding styles used to create each the american welding societys aws definition of a joint is the manner in which materials fit together the applications of welding are limitless. A cotter is a flat wedge shaped piece of rectangular cross section and its width is tapered either on one side or on both sides from one end to another for an easy. No matter what youre looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. A mechanical joint is a section of a machine which is used to connect one or more mechanical. Obviously, the efficiency of the riveted joint not only depends upon the size and the strength of the individual.
Assemble the parts correctly and then draw the following views to a scale 1. This page is full of free sewing patterns for women, kids and accessories. Cotter joints are used to connect two rods, subjected to tensile or compressive forces along their. Cotter joint is used to connect two rods subjected to axial tensile or compressive loads. This website covers all theory questions, design procedures and numerical problems on machine desing.
Cottered joint article about cottered joint by the free. A mechanical joint is a section of a machine which is used to connect one or more mechanical part to another. Cotter joint is widely used to connect the piston rod and crosshead of a steam engine, as a joint between the piston rod and the tailor pump rod. We are proud to inform that we had done some valuable programme on several colleges for past 10 years under both anna university and pondicherry. Genetic algorithm is an optimization technique based on evolution.
The end of the rod which goes into a socket is also called spigot. A random vector is joint normal with uncorrelated components if and only if the components are independent normal random variables. School of mechanical and industrial engineering mechanics of machinery group assignmentuniversal joints group members 1. Generally the machine design is taught in three levels to the undergraduate students. Socket and spigot cotter joint is used to connect circular rods. Depending on the type of application, the shapes of the parts of universal joint may vary. Cotter joint article about cotter joint by the free dictionary. Cotter joint is widely used to connect the piston rod and cross head of the. Choose from a pack of five 30mm cotter pin joints that contains 5 cotter pins, 10 washers and 10 hardboard disks enough for 5 joints, eg two arms, two legs and one head. A cotter joint is a temporary fastening and is used to connect rigidly two co axial rods or bars which are subjected to axial tensile or compressive force. There is no relative angular movement between rods. This page is dedicated to free sewing patterns for womens, kids and home accessories. Cotter joint a cotter joint is used to connect rigidly two coaxial rods or bars which are subjected to axial tensile or compressive forces.
Cotter joint is widely used to connect the piston rod and cross head of the steam engine, so as a joint between the piston rod and the tailor pump rod, foundation bolt etc. It is essential to properly install a cotter pin it can mean the difference between. The cotter is usually made of mild steel or wrought iron. Design of temporary unit 2 design of temporary connections connections structure 2.
A design procedure of cotter joint cotter joint introduction before going into detailed steps to design and find dimensions of cotter joint, it is necessary to understand clearly the various components, their functions and assembly of cotter joint. An approach to design of cotter joint using genetic. As stiles writes in that book, the series is designed to move each. In a sleeve and cotter joint, the cut slots are always made a little bit wider than the width of the cotters in order to promote wedging action of the cotters over the slots. Three parts of cotter jointsocket,spigot and cotter devel o p ed by. See all design to learn to design and assemble the parts in diff ways and methods. A cotter is a flat wedge shaped piece of rectangular cross section and its width is tapered either on one side or on both sides from one end to another for an easy adjustment socket cotter spigot. Jul 17, 2016 a cotter is a flat wedgeshaped piece of steel which is used to connect rigidly two rods which transmit motion in the axial direction tensile or compressive forces without rotation. A cotter joint is temporary fastening and using to. Sleeve and cotter joint and its design engineers gallery.
Design of cotter joint a cotter joint is used to connect two shafts which are not rotating. Sometimes, a sleeve and cotter joint as shown in fig. A knuckle joint is a mechanical joint used to connect two rods which are under a tensile load, when there is a requirement of small amount of flexibility, or angular moment is necessary. What is the difference between cotter joint answer sahil knuckle joint is used to connect two rods whose axes either coincide or intersect and lie in one plane, which are subjected to transmit axial tensile force on other hand cotter joint is used to connect two coaxial rods, which are subjected to either axial force or axial compressive.