A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. Many of our lathes that have been in constant use for ten to fifteen years are as accurate as the day they left the factory. B a s i c s o f m e c h a n i c a l e n g i n e e r i n g b. Splined shaft k will be rotating from lead screw and gears f and g will be. Mounting lathe on floor stand mounting lathe on leveling lubrication lubrication chart. This video explains the apron mechanism mounted over the carriage in a lathe machine. This mechanism is involved in the feed and crossfeed. When the spindle gear rotates,the lead screw and feed rod will rotate through tumbler gears. Feb 19, 2017 this video explains the apron mechanism mounted over the carriage in a lathe machine. The lathes cutting tool is steadied by the carriage, giving the craftsmen the freedom to do his work. Always mention the model number in all cor respondence regarding the craftsman lathe or when ordering repair parts. Little machine shop mini lathe user manual pdf download. In order to reach all essential headstock parts, first loosen the two thumb screws s49 in top cover casting.
The lathe is a machine tool which holds the workpiece between two rigid and strong supports called centers or in a chuck or face plate which revolves. Gurdeep sir what type of ansys analysis can be done on lathe apron plz tell me sir. Introduction, type, construction of simple lathe, mechanism and attachments for various operations, machine specifications, basis for selection of cutting speed, feed and depth of cut, time estimation for turning operations such. Hindi apron mechanism of lathe machine hindi apron mechanism of lathe machine. This invention pertains to improvements in lathe apron mechanism, more particularly in lathe aprons of a. View and download little machine shop mini lathe user manual online. Craftsman 1012890010 lathe manual lost creek machine. Jan 20, 2018 hindi apron mechanism of lathe machine hindi apron mechanism of lathe machine. You can download the whole document in a pdf format, i will add the pdf. In fact, with the standard change gears, you can cut many more thread pitches than. Accessories mounted to headstock spindle are 34 jaw chuck, lathe center, and lathe dog, collect chuck, face plate, and magnetic chuck. A lathe machine is a machine tool that is used to remove metals from a workpiece to give a desired shape and size. The engagement of split nut lever and the automatic feed lever at the same time is prevented she carriage along the lathe bed.
The carriage consists of five different components, which include the compound rest, crossslide, apron, tool rest and saddle. The lathe in which all the machining operations are performed automatically and loading and unloading of work piece, coolant on or off is performed manually 12. The lathe is a machine tool used principally for shaping pieces of metal and sometimes wood or other materials by causing the work piece to be held and rotated by the lathe while a tool bit is advanced into the work causing the cutting action. How to order repair parts all parts listed herein may be ordered through sears, roebuck. Before the lathe is operated the headstock and apron must be filled to the proper level as indicated by the gauges. Shaper machine seminar report, ppt, pdf for mechanical. So let me give you the introduction of the lathe machine tool. Th e main parts of the lathe are the bed, headstock, quick changing gear box, carriage and tailstock.
Covering drilling machine, lathe machine, milling machine, hacksaw machines and many more other tools. The wider bolt pattern is for the 7x12 lathe, while the narrower bolt pattern is for the 7x10 lathe. Different types of lathe machines this slide share focuses on the different types of lathe machines, their industry specific designing and applications. Jan 07, 2016 9102014 18 feed reverse mechanism using bevel gear mechanism constructional details 1 headstock spindle 2 spindle gear 3 driver gear keyed to stud shaft 7 5 gear on the lead screw 6 8, 10, 12 bevel gears with equal no. It is massive and rigid single piece casting made to support other active parts of lathe. Installation is easy and the lathe can be back up and running in less than five minutes. These components function in conjunction to allow the cutting tool to be used to slide into place. The normal cutting operations are performed with the cutting tool fed either parallel or at right. Generally, an ebook can be downloaded in five minutes or less.
Each lathe is operated and thoroughly tested before it leaves the factory. Oct 18, 2009 the apron is fastened to the saddle and it houses the gears, clutches and levers required to move the carriage or cross slide. Apron the function of a lathe apron is to carry the mechanism for sliding and surfacing motions and screw. Lathe feeding and apron mechanism gear machines free 30. So i have re moved head stock gearing mechanism, apron. Feed mechanism in lathe gear clutch free 30day trial. Check each lathe prior to operation for any missing parts or broken shear pins. Apron chip shield for mini lathes phenom engineering. The function of the carriage is to carry and move the cutting tool. Metal turning lathe model numbers catalog numbers 2890 2891 the model number will be found on a plate attached to the right end of the bed.
Working principle of lathe machine engineering tutorials. Chamfer taper threading much of the mechanism of your lathe is provided to allow you to cut threads. Explore shaper machine with free download of seminar report and ppt in pdf and doc format. Your lathe can cut a broad range of thread pitches. It transfers power from feed rod to cutting tool through apron mechanism for. A sdvosb service disabled veteran owned small business. During autofeed the conical clutch sticks inside the worm wheel.
Mechanical engineering machine components terms and. Force feed lubrication lubrication before this lathe was shipped, all oil was drained from the headstock and apron. The basic lathe that was designed to cut cylindrical metal stock has been developed further to produce. The premier source of parts and accessories for mini. The cutting tool is rigidly held and supported in a tool post which is fed against the revolving work. This mechanism is involved in the feed and crossfeed motion in a lathe. State the various feed mechanisms used for obtaining automatic feed. Also, you can download the whole document in a pdf format, i will add the pdf download link at the bottom of this article. Introduction, type, construction of simple lathe, mechanism and attachments for various operations, machine specifications, basis for selection of cutting speed, feed and depth of cut, time estimation for turning operations such as facing, step turning, taper turning, threading, knurling. Lathe carriage apron mechanism american tool works.
Lathetypes, parts, feed mechanisms, specifications,lathe. Various types of related machines are also covered here. Craftsman 1012890010 lathe manual lost creek machine inc. Layout diagram of feed drive 9102014 22 apron mechanism 1. The apron hangs down perpendicular to the bed of the lathe, hanging in an apron.
Complete patent searching database and patent data analytics services. The feed screw and the power shaft traverse the lathe apron 14. From this crude begging and over a period of more than two centuries, the modern engine lathe has evolved. In fact, with the standard change gears, you can cut many more thread pitches than those shown on the table on the lathe. Lathe feeding and apron mechanism free download as powerpoint presentation. It is useful in providing power and hand feed to both carriage. Belt pulley, speed gear box, change gear, norton cum tumbler, meander drive,etc. The lathe s cutting tool is steadied by the carriage, giving the craftsmen the freedom to do his work. Lathe carriage apron mechanism american tool works company. Given the proper care, a south bend lathe will last a lifetime. The apron box contains various gears to convert the rotatory motion of.
Anvil heavy block on which to hammer and shape metals. It supports the main spindle in the bearings and aligns it properly. It is useful in providing power and hand feed to both carriage and crossslide. Capstan ramtype lathe the modern name for a capstan lathe used in industry is a ramstyle turret lathe. Lathe feeding and apron mechanism gear machines scribd. Lathe machines are used in metalworking, woodturning, metal spinning, thermal spraying, glass working, and parts reclamation. Here we will provide information about distinct machines related to manufacturing industry.
Bolton tools bt24 assembly and operating information pdf. Lathe feeding and apron mechanism gear machines free. The turret lathe is a lathe used extensively for the highspeed production of duplicate parts. Lathe operations od1645 lesson 1task 1 sliding gap feature, this lathe is similar to the floormounted engine lathe. The apron, anchored to front of carriage, contains the power cross and longitudinal feed. The carriage includes the apron, saddle, compound rest, cross slide, tool post, and the cutting tool. Apron mechanism transmission mechanics clutch scribd. Lathe machine definition, types, parts, specifications. The bed of a lathe machine is the base on which all other parts of lathe are mounted. Lathe machine mechanism information about how it works and its structure. The apron chip shield from phenom engineering prevents chips from entering the gears of the carriage apron and helps to maintain the smooth movement of the gears. In a lathe machine the rpm of the motor gets reduced in various transmission systems viz. Simply remove the carriage, clean the apron gears, install the shield and reinstall the.
Mechanical engineering machine components terms and definitions. This mechanism drives the carriage of the lathe machine. The inner details of apron mechanism is shown in figure 2. View and download bolton tools bt24 assembly and operating information online. Jul 29, 2017 it also houses necessary transmission mechanism for different speeds. Angle plate right angled metal plate used to secure parts during machining or when taking measurements. Apron is attached to the carriage and hangs over the front side of the lathe bed. Now we have the most advanced form of the lathe machine which is the cnc lathe machine. 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.
The lead screw and gears should be checked frequently for any metal chips that could be lodged in the gearing mechanisms. The carriage of the lathe travels along which axis. Lathe machines are used in metalworking, woodturning, metal spinning, thermal spraying, glass working, and parts reclamation the various other operations that you can perform with the help of lathe machine can include sanding, cutting, knurling. Also explore the seminar topics paper on shaper machine with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. Apron mechanism apron is attached to the carriage and hangs over the front side of the lathe bed.
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