The lathe is one of the most versatile machine tools used in industry. Lathe operations od1645 lesson 1task 1 in some crude fashion or another. It involves moving the cutting tool perpendicular to the workpieces axis of rotation. Lathe operations facing, form turning, radius turning, forming, taper turning. Workpiece is generally machined on a lathe for two reasons. Most often, the workpiece is cylindrical, but using a 4jaw chuck you can face rectangular or oddshaped work to form cubes and other noncylindrical shapes when a lathe cutting tool removes metal it applies considerable tangential i.
Facing operation carried out on lathe machine axibook. However, because of advanced technology, the lathe has allowed man to become an important asset in developing and machining many precision components needed to operate and function in many areas of our industrial complex. This is lathe video 2 basic facing operation by jeff guidry on vimeo, the home for high quality videos and the people who love them. Singlepurpose only one occasionally two type of operation is done on limited ranges of size and material of jobs. Various operations performed on workshop lathe machine axibook. The lathe ways are precision ground surfaces and must not be used as tables for other tools and should be kept clean of grit and dirt.
Machines performing this operation may bear different names engine lathe. Lathe machine seminar ppt with pdf report sumit thakur january 14, 2015 lathe machine seminar ppt with pdf report 20170219t03. Later sections will refer to skills discussed in previous sections. Seven credit hours are awarded for successful completion of.
Facing sewing, fabric applied to a garment edge on the underside facing tv series, an american docudrama series facing colour or facings, a tailoring technique for european military uniforms where the visible inside lining of a standard military jacket, coat or tunic is of a different colour to that of the garment itself. This one covers how to face the end of a part or shoulder using a tool using a tool ground in the video. These tool bits are used for turning, facing, boring and other lathe operations. A machine operation in which a work part is fed past a rotating cylindrical tool with multiple edges. Pdf how to run a lathe download full pdf book download. The workpiece should not extend more than 23 times its diameter from the chuck jaws unless a steady rest is used to support the free end. Advertisement autoplay when autoplay is enabled, a suggested video will automatically play next. Facing is the operation of machining the ends of a piece of work to produce a flat surface square with the axis.
Lathe operations od1645 lesson 1task 1 sliding gap feature, this lathe is similar to the floormounted engine lathe. Simple facing cnc lathe program example helman cnc. This is accomplished by holding the work securely and rigidly on the machine and then turning it against cutting tool, which will remove metal from the work in the form of chips. Pdf turning and lathe maranata parada sastra lubis. Outside threads can be put on parts in the lathe to give a threaded connection. The carriage is always moved by hand to make sure that it is free before the. Lathe machine download this royalty free stock photo in seconds. The cross slide is first made free from lead screw by hinder screw.
Manual lathe standard practices university of idaho. Depending on the type of machine, a facing lathe feeds the workpiece into a rotating faceplate at a 90 degree horizontal or vertical angle, resulting in the removal of metal located at the end of a workpiece in order to create. A facing tool is mounted into a tool holder that rests on the carriage of the lathe. Lathe machine definition, types, parts, specifications. Machining operation in which work is fed past a rotating tool with multiple cutting edges axis of tool rotation is perpendicular to feed direction creates a planar surface. Facing operation is for making the ends of the job to produce a smooth flat surface with the axis of operation or a certain length of a job. The lathe is one of the most vital device tools in the industry of metal working and a lathe functions on the principle of a rotating. Use the correct sized clamp or vise for the stock being machined. Shaping up different materials and performing various functions such as sanding, deformation, cutting, facing, knurling, drilling, turning and much more is done with the lathe machines. Facing is the process of removing metal from the end of a workpiece to produce a flat surface. Check to see if the cutting edge of the tool bit is free from nicks, burns, etc.
Turning is a machining process for generating external surfaces of revolution by the action of a. Face grooving produces grooves for applications such as oring seats. The turret lathe is a lathe used extensively for the highspeed production of duplicate parts. Facing in machining can be used in two different areas. The operation of rough turning is used to remove as much metal as possible in. Here youll learn almost every topic that you are looking for. Special purpose where a definite number and type of operations are done repeatedly over a long time on a specific type of blank. The feed rod is used for most turning operation and the lead screw is used for thread. Facing is a turning operation in which the workpiece is machined to its center. Most often, the workpiece is cylindrical, but using a 4jaw chuck you can face rectangular or oddshaped work to form cubes and other noncylindrical shapes. Special tools are used in order to perform these various operations. General lathe operations smithy detroit machine tools. Metal lathe basics tutorial how to use a metal lathe duration. Facing is used to cut work to the desired length and to produce a surface from which accurate measurements may be taken.
Cutting operations are performed with a cutting tool fed either parallel or at right. Taking out time from a housewife life and contributing to axibook is a passion for me. Lets discuss all lathe machine operations one by one as follows. Facing is an important industrial production operation carried out by metalworking machinery and woodworking machinery. You get everything you need to set up a lathe and get it running.
P all stock must be properly secured in the lathe chuck or mounted prior to the machining process taking place. Before these operations can be done, a thorough knowledge of the variable factors of lathe speeds, feeds, and depth of cut must be understood. Some milling machines require manual operational, whereas others are cnc. Basic controlling parts 8 accessories which can be mounted in main spindle 9 tools held in the tail stock spindle 9 c. Check each lathe prior to operation for any missing parts or broken shear pins. Main parts of the mc, introduction to main parts of mc 6 b. The operation involves feeding the tool perpendicular to the axis of rotation of the work piece. The sections of this manual are arranged in the order you must understand information to successfully complete a lathe operation. Request pdf lathe operation operations like facing, turning, taper turning, threading, boring, chamfering etc. A lathe is a machine that rotates the piece on the axis in order to perform various operations like cutting, facing, knurling, deformation and more. The wider bolt pattern is for the 7x12 lathe, while the narrower bolt pattern is for the 7x10 lathe. Facing on the milling machine involves various milling operations, but primarily face milling.
Od1645 edition 8 us army correspondence course program 7 credit hours new. In this tutorial, you create general turning, milling caxis, and miscellaneous operations to program the interior core of a hose nozzle in mastercam 2017. Turn the chuck or faceplate by hand to ensure there is no binding or danger of the work striking any part of the lathe. Lathe machine performs the different operations such as turning, facing, taper turning, knurling, grooving, parting off, thread cutting, reaming etc. During machine operation operator is free to operate another machine can. Study and operation of turner lx175 all geared head lathe 2 a. A single point cutting tool removes material from a rotating workpiece to generate a cylindrical shape. Consult the operators instruction manual for specific information on graduated. The lead screw and gears should be checked frequently for any metal chips that could be lodged in the gearing mechanisms. Facing full operation procedure explained here facing is the operation of machining the ends of a piece of work to produce a flat surface square with the axis. Facing is usually the first and an essential process on a cnc machining centre, using a facemilling cutter, on any workpiece, because many a time, the workpiece is obtained through a rough. Facing on the lathe uses a facing tool to cut a flat surface perpendicular to the work pieces rotational axis. Facing is a machine operation where the work is rotated against a single point tool.
The part requires basic lathe operations such as facing, roughing, and finishing as well as. The premier source of parts and accessories for mini lathes. Jan 16, 2018 lathe machine operation education mission government job. Facing is an operation used to produce a flat surface at right angles to the rotational axis of the job. Applicable in wood turning, metal spinning and operations. Metal spinning, thermal spraying, woodturning and metalworking are the common operations performed with a lathe machine. In this case, the tool is fed at right angles to the job while the depth of cut is provided by the axial motion of the carriage. In this article, you will learn about what are the different types of lathe machine operations performed on the lathe machine. With suitable attachments, the lather may be used for turning, tapering, form turning, screw cutting, facing, dulling, boring, spinning, grinding, polishing operation. On the lathe, facing is commonly used in turning and boring operations. Comparison between calculating cutting time when facing at a constant cutting speed vs. Manual machine controls replaced by various mechanisms. Lathe machine seminar ppt with pdf report study mafia.
The tool will then feed perpendicularly across the parts rotational axis as it spins in the jaws of the chuck. Facing is a lathe operation in which the cutting tool removes metal from the end of the workpiece or a shoulder. The work is held and rotated on its axis while the cutting tool is advanced along the line of a desired cut. Simple boring operation cnc lathe program example % n10 t04 m06 n20 g97 s830 g95 f0. Facing facing is machining the ends and shoulders of a piece of stock smooth. Many times you will also need to thread the inside of the corresponding piece. Lathe machine operations are turning operation, facing operation, taper turning operation, knurling operation, grooving operation with pdf download. To cut the material properly, the tool should be harder than the material of the work piece. Mastercam lathe delivers comprehensive turning software with powerful toolpaths and techniques. In this operation, hold the job on headstock spindle using three or fourjaw chuck. Only the workpiece rotates during lathe facing operations. The lathe is a machine tool, which removes the metal from a piece of work to give the required shape and size.
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