A cotter joint is used to connect one end of a rod is provided with a socket type of end and the other end of the rod is inserted to a socket. The bearing stud is tapered and threaded, and fits into a tapered hole in the steering knuckle. Spigot fits inside the socket and the cotter is passed through both the socket and the spigot. All the parts of the joint are made of the same material with the permissible stresses, 55 mpa in tension, 70 mpa compression and 40 mpa in shear. Aim design and drawing of cotter joint function a cotter joint is. Permissible shear stress for the cotter material, and. Design procedure of cotter joint, socket and spigot joint design of. In this case one end of the first rod is enlarged in diameter to some.
The ball and socket joint or spheroid joint is a type of synovial joint in which the ballshaped surface of one rounded bone fits into the cuplike depression of another bone. 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. Design procedure of cotter joint, socket and spigot joint design of machine duration. Knuckle joint, cotter joint and turn buckle the article contains the questions and answers related to the design of joints including knuckle joint, turn buckle and cotter joint. Hey, i author of the blog thank you for reading my blog and making it popular, its your contribution that this blog is being visited by a number of people from all around the world. Socket and spigot cotter joint is used to connect circular rods. The effect of stress concentration due to the slot is neglected. The design of these types of joints are discussed, in detail, in the following pages. Ball and socket joint stock pictures, royaltyfree photos. Gib and cotter joint socket and spigot cotter joint p load carried by the rods, d diameter of the rods, d 1 outside diameter of socket, d 2 diameter of spigot or inside diameter of socket, d 3 outside diameter of spigot collar, t 1 thickness of spigot collar, d 4 diameter of socket collar, c thickness of socket collar, b mean width of cotter, t thickness of.
Drilled shaft socket connections for precast columns in seismic regions hung viet tran a thesis submitted in partial fulfillment of the requirements for the degree of master of science in civil engineering university of washington 2012 committee. Design of cotter joint socket and spigot joint it is used to connect two coaxial rods under the action of axial tensile or compressive loads. Joint between piston rod and crosshead of steam engine 2. P load on the joint or pull acting on rods, d diameter of the rod, d1 outer diameter of socket,d2 diameter of spigot or inside diameter of socket, d3 outside diameter of spigot collar,d4 diameter of socket collar, t1 thickness of spigot collar, a distance from the end of the slot to end of spigot, c thickness. Socket and spigot cotter joint the socket and spigot cotter joint is shown in fig.
Mechanical joints may be temporary or permanent, most types are designed to be disassembled. Cotter joint is used to connect two rods or components which are subjected to tension or compression. The sliding rubber ring is installed using a soft soap lubricant. Mechanical design we were inspired by the zoobtmconstruction kit1 figure2 to create a ball and socket joint for computationally enhanced construction kits. A ball joint consists of a bearing stud and socket enclosed in a casing. There are a three types of cotter joint 1 socket and spigot cotter joint 2 sleeve and cotter joint 3 gib and cotter joint. A cotter joint for connecting two rods along which tension or compression act is made with ends of the rod especially made.
There are 371 suppliers who sells spigot and socket joints on, mainly located in asia. This video explains design procedure of socket and spigot type of the cotter joint. Socket and spigot repair collars for the repair of leaking socket joints on cast and ductile iron pipe. Socket functions like connect, accept, and bind require the use of specifically defined address structures to hold ip address information, port number, and protocol type. Vickers manual on industrial hydraulics, 5th edition, 2008. Us5851082a axial ballandsocket joint for linkages in. What are the practical application of cotter joint. It contains a sleeve and two wedge shaped tapered cotters. Design of socket and spigot cotter joint part number name of part 1 shaft or rod 2.
One should not be surprised that the joint pdf belongs to the exponential family of distribution. Spigot inc, an international digital marketing company. Spigot is formed on one of the rods and socket is formed on the other. Ball and socket joint simple english wikipedia, the free. 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. Ball and socket joint by funbiestudios thingiverse. 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. Apr 06, 20 ball and socket joint by funbiestudios is licensed under the creative commons attribution license. Cotter joint 1 cotter joint fig 01 assembled cottered joint 2 cotter joint modes of failure tension failure fig 02 steel spigot breaking in tension outside the joint 3 tension failure cotter joint modes of failure 4 tension failure cotter joint modes of failure fig 07 socket breaking in tension across slot 5 cotter joint modes of failure. A ball and socket joint enarthrosis, spheroidal joint is a joint in which the ballshaped surface of a bone fits into the cuplike indentation of another bone. Procedure for the spigot and cotter joint to understand the design steps let take a question and solve it step by step.
Design of socket and spigot cotter joint part number name of part 1 shaft or rod 2 socket 3 spigot 4 cotter 5 socket collar 6 spigot collar mr. Spigotandsocket joint article about spigotandsocket. Mechanical design of machine elements and machines. The factor of safety for rods, spigot end and socket. 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. A cotter is driven tightly through the slots in the rods which are kept slightly mis aligned. Design a cotter joint of socket and spigot type, which may be subjected to a pill or push of 30 kn. Let p load carried by the rods, d diameter of the rods, d1 outside diameter of socket, d2 diameter of spigot or inside diameter of socket, d3 outside diameter of spigot collar, t1 thickness of spigot. Spigot and socket jointcotter joint rods, having axial tensile or compressive forces are connected by cotter joints. Ppt cotter joint powerpoint presentation free to view.
How to draw socket and spigot joint assembly drawing. Socket and spigot cotter joint solid works part design. Computer aided design using any sotware such as auto cad ideas etc. See all design to learn to design and assemble the parts in diff ways and methods. Sleeve and cotter joint, socket and spigot joint and. Spigot and socket pipe joint, spigot and socket pipe joint. The two rings are pulled together by tightening the nuts at the end of each stud, this in turn pulls the joint together, the gasket then forms a tight seal around the socket stopping the leak. The joint is made by caulking in spun yarn jute and then filling the remainder of the joint space by molten lead and then thoroughly caulking the lead. When the cotter is inserted into the slot, the central portion of cotter comes in contact with spigot and the spigot gets pushed into the socket till the. Muttagi, slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The ends are normally made by forging and rectangular hole is also created. Digital differential integratorprinciple of operation, exponential declaration.
The top countries of suppliers are india, china, from which the percentage of spigot and socket joints supply is 1%, 99% respectively. About 23% of these are steel pipes, % are plastic tubes, and % are pipe fittings. The socket and spigot cotter joint is shown in fig 2. Design procedure of cotter joint, socket and spigot joint. They are used on virtually every automobile made and work similarly to the ball and socket design of the human hip joint. A cotter joint for connecting two rods along which tension. Cotter the taper of usually 1 in 24 is provided for following two taper side reasons. Types of key and design, design of socket spigot cotter joint, sleeve and cotter joint, gib and cotter joint, design of. Socket and spigot cotter joints in a socket and spigot cotter joint, one end of the rods is provided with a socket type of end as shown in figure and the other end of the rod is inserted into a socket. Design of socket and spigot joint free download as powerpoint presentation. 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.
So the spigot is here this part is spigot this one. The socket and the spigot are provided with a narrow rectangular slot. Cotter joints can be quickly assembled as well as disassembled. Knuckle joint assembly drawing sectional front top view mechanical drafting md knuckle joint design procedure problems and questions assembly drawing of knuckle joint knuckle joint assembly drawing in hindi easy way important for polytechnic engineering student machine drawing sleeve and cotter joint socket spigot knuckle joint drawing you machine. Design of socket and spigot cotter joint slideshare.
At4 spigot, nato reporting name for 9k111 fagot, a russian antitank missile. Spigot and socket joint, joints in water supply pipes. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. The distal bone is capable of motion around an indefinite number of axes, which have one common center. Each rod is subjected to an axial tensile force of 50 kn. Design a socket and spigot cotter joint to connect two steel rods of equal diameter.
This can be one of the more confusing aspects of socket programming so it is necessary to clearly understand how to use the socket address structures. Design of cotter joint cotter joint is also called as socket and spigot joint. 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 cross head of the steam engine, so as a joint between the piston rod and the tailor pump rod, foundation bolt etc. Spigot, the male end of a pipe designed to be connected with a spigot and socket joint. It includes the various applications of the joints and also the comparison of the joints. 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. Appropriate slots are cut in the sleeve and in the cylindrical rods. Cotter joint uses one or two cotters to connect two rods rigidly transmitting forces and motion, with no rotation of the rods 3. Drilled shaft socket connections for precast columns in. To understand the design steps let take a question and solve it step by step. Eberhard peter mackenziehelnwein program authorized to offer degree. A likewise metallic joint ball, which is mounted in it in a bearing shell made of plastic and is provided at the end of a ball pivot.
Design procedure the dimensions for a socket and spigot cotter joint may be obtained by considering the various modes of failure 1 failure of the rod in tension the rod may fail in. Download premium images you cant get anywhere else. Chapter 7 cotter and knuckle joints machine design, mechanical engineering mechanical engineering notes edurev notes for mechanical engineering is made by best teachers who have written some of the best books of mechanical engineering. Video lecture on design procedure of cotter joint, socket and spigot joint from design of cotter joint, knuckle joint,levers and offset links. Spigot, an individual projecting microscopic tube in a spiders spinneret. Everything else is just substituting the joint probability density function with the indicated. Pick a style below, and copy the text for your bibliography. Find highquality ball and socket joint stock photos and editorial news pictures from getty images. Find out information about spigot and socket joint. Thus, their joint pdf belongs to the exponential family as well. Rods may be of different cross sections like circular or square. Sleeve and cotter joint, socket and spigot joint and knuckle joint drawn by r.
Spigot and socket joint pipes are joined and sealed using either a rolling rubber or a sliding rubber ring respectively. Design procedure of cotter joint, socket and spigot joint design. A socket is formed by expanding the end of one rod in which the spigot end of the other rod is inserted. The molten lead solidifies quickly and makes the joint water tight. An axial ball and socket joint for linkages in motor vehicles, comprising a metallic housing, which is open on one side and has a fastening pin opposite the open side of the housing. 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. Front and top view of knuckle joint evangelinterior.
Recall that gaussian distribution is a member of the exponential family of distribution and that random variables, x is and y js, are mutually independent. 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. V semester mechanical engineering machine design i syllabus. Lower fos because a no stress concentration factor in the shear b cost of cotter is compared with socket and spigot end c if at all failure is going to occur in the cotter, cotter should be failed rather than socket and spigot 12516 design procedure of cotter joint. What is a cotter joints a cotter is a flag wedge shaped piece of steel. The cotter is usually made of mild steel or wrought iron. Design of socket and spigot joint bending mechanics. Mar 30, 2017 socket and spigot cotter joint is connecting two rods in such a way that it can transfer axial compression or tensile load. One rod end carries a spigot the end to be inserted while the other rod end is finished in form of a socket.
Spigot and socket joint definition and meaning collins. Socket and spigot cotter joint autodesk inventor part. Finding the joint pdf of transformations of two exponential rvs. Spigot joint article about spigot joint by the free dictionary. Cotter joint a cotter joint is used to connect rigidly two coaxial rods or bars which are subjected to axial tensile or compressive forces. Video lecture on design procedure of cotter joint, socket and spigot joint from design of cotter joint, knuckle joint,levers and offset links chapter of design of machine for mechanical. A wide variety of spigot and socket joints options are available to you, such as plastic. Chapter 7 cotter and knuckle joints machine design. Pdf design of machine elements third edition maharshi pilaka. Socket and spigot cotter joint and its design engineers. Now this is in the form of a rod and the other part which is has. Typical applications of cotter joint are as with a spigot end.
Chapter 4e design of rivets for eccentrically loaded joints. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Sleeve and cotter joint is a type of joint used to typically connect two similar coaxial cylindrical rods. Design a cotter joint subjected to a tensile load of 35 kn and a. Let p load carried by the rods, d diameter of the rods, d1 outside diameter of socket, d2 diameter of spigot or inside diameter of socket, d3 outside diameter of spigot collar, t1 thickness of spigot collar. Cotter joint has mainly three components spigot, socket and cotter as shown in figure 9. The socket and spigot cotter joint is shown in fig. The computeraided design cad files and all associated content posted to this. This type of joint allows the bone to move in a 360 anglewith more freedom than other joints. The end of the rod which goes into a socket is also called spigot. Material of two rods and cotter is steel 30 c8 s yt 400nmm2, s yc 2 s yt and s sy 0.
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