function of carriage in lathe machine

Another feature a lathe bed must carry is to be able to resist vibration. Lathe machine operations are turning operation, facing operation, taper turning operation, knurling operation, grooving operation with PDF download. It is used as mounting and for the position of tool post. Carriage 5. The first lathe machine was developed by the Egyptians and was then called the two-person lathe machine. During the travel of the lathe, the workpiece is rotated against the tool to achieve material removal and the direction of the tool movement becomes feed. Sitting atop the cross slide is usually another slide called a compound rest, which provides 2 additional axes of motion, rotary and linear. … Lathe Basic Information Lathe Machine Projects For Mechanical Engineering college Students 7 Centre Lathe Machine Attachment that enhance Lathe Applications 10 Types Of Milling Machine accessories and Attachments Thread Cutting on Lathe – Lathe Machine Operations Major Shaping Machine parts and its Functions Apron 10. There were other modifications of the lathe machine that were developed in different time periods. , What ... From which the main parts of lathe machine are made with reasons: 1) Bed 2) Headstock 3) Carriage 4) Tailstock 5) Feed and lead screws Posted 4 years ago. It holds a tool for performing operations such as drilling, tapping and reaming, etc… Anyway stay up the nice high quality writing, it is uncommon to peer a nice blog like this one these days. Carriage Handwheel: The carriage handwheel is used to manually position and/or hand feed the carriage in the longitudinal or Z axis. During the travel of the lathe, the work piece is rotated against the tool to achieve material removal and the direction of tool movement becomes feed. The main function of the lathe is to remove the material from the work piece and make the work piece the desired shape and size. Carriage: The carriage houses the saddle, the cross slide, and the apron. The main function of the carriage is to position the tool along the lathe bed. Chuck 13. The main parts of the lathe are: Saddle – the saddle is in H shaped casting and it has a V guide and a flat guide for mounting it on the lathe bed guideways. The carriage will present between head stock and tail stock which will slides on the bed ways of the lathe bed. Cross-slide 7. Ways : Ways are the guide rails in through which different parts of the lathe machine moves. Main spindle – this spindle has a hollow cylindrical shaft, which allows long workpiece to pass through it. Main spindle 14. Functions of lathe Machine The main function of Lathe is to remove excess material in the form of chips by rotating the work piece against a stationary cutting tool. Different Types of lathe machines have different sizes of bed. Required fields are marked *. Metalworking lathes have a carriage (comprising a saddle and apron) topped with a cross-slide, which is a flat piece that sits crosswise on the bed and can be cranked at right angles to the bed. © Copyright 2019, All Rights Reserved | Studentlesson, The operations performed on milling machine, Everything you need to know about drilling machine, Working of drilling machine on wood & metal. It is also known as the father of all standard machine tools. The lathe carriage serves the purpose of supporting, guiding and feeding the tool against the job during the operation of the lathe. Legs function is to take the pressure of the machine, yet the Lead screw is used to ploy carriage during the time of threading. If you must know, there are some basic parts learners must know and how they work. Save my name, email, and website in this browser for the next time I comment. Lead Screw 11. The carriage even rests over the bed and slides over it. 1 Comment. 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"BG" -BackGeared for slow speeds (see below) "BGSC" - BackGeared and screwcutting BED The bed of the lathe provides the foundation for the whole machine and holds the headstock, tailstock and carriage in alignment. The slide or rest may be swiveled to any angle with in a circle. What is the use of revision level or number? This is accomplished by holding the work securely and rigidly on the machine and then turning it against … The function of Lathe is to remove the metal in the form of chips from a piece of work by mounting the same rigidly on a machine spindle and revolving at the required speed and the cutting tool is fed against the work either longitudinally or crosswise to make the work to the required shape and size. Tool movement on the engine lathe is accomplished using a combination of the lathe's "carriage", "cross slide", and "compound rest". The main parts of … A lathe is a machine, which removes the metal from a piece of work to the required shape and size. A lathe is a machine tool which is used to rotate a workpiece to perform various operations such as turning, facing, knurling, grooving etc., with the help of tools that are applied to the workpiece. Cross-slide – this part is mounted on the top of the saddle and its features a t-slot. A lathe operates on the principle of a rotating workpiece and a fixed cutting tool. Find out the parts and read about the functionality – A lathe machine is used to design or shape a metal piece accurately. This article is about the general description of how the lathe machine functions and how its design evolved over the years. Disadvantages – the lead screw, and the half nuts take extra wear and the fact that SOME lathes that have separate feed screws and lead screws allow you to set the rates separately, and almost ALL have the feed screw running much more slowly, so even if you have the lathe set for a fairly coarse thread, the feed screw is in a “somewhat useful” range. Other components of lathe machine include; Leg – this part bears the entire weight of the machine tool and transfers it to the ground. After setting the compound slide is locked solid with its base. it firmly holds the workpiece that the force from the cutting tool can’t overpower. Lead screw – a lead screw is also called power screw or a translation screw. These machines have a milling column rising up above the lathe bed, and they utilize the carriage and topslide as the X and Y axes for the milling column. Top surface of bed is machined accurately. It also performs great when carrying out operations like drilling, reaming, tapping etc. Carriage: carriage holds the tools and provides movement of the tool in both cross and longitudinal directions. Lathe cutting tools brought to the work may move in one or more directions. Lathe bed is secured rigidly over cabinet leg and end leg and all other parts are fitted on it. These basic parts include: Head-stock – this part is permanently secured on the inner ways at the left-hand end of the lathe bed. Automobile, Machines Theory, Material Science The removal of material from metal is called Machining. Carriage – the purpose of carriage on lathe is to support, guide and feed tools against the work piece during the process. A combination lathe, often known as a 3-in-1 machine, introduces drilling or milling operations into the design of the lathe. Lead screw is used for thread cutting operation. It plays a perform role as it converts rotational motion to linear motion. These include ring and rocker tool post, quick change tool post and square-head tool post. The carriage is also a movable part which moves on bed ways. For taper turning and facing cross feed is used for conventional turning carriage provides longitudinal feed. Your email address will not be published. That is why it is firmly secured to the floor by the foundation bolt. with a power feed that slides the carriage along the bed and the cross slide across it. I will bookmark you... Steve Whirter: The position of the parting line determines the amount of force required to knoc... Susanna Litterer: Wow! Feed rod 12. Compound rest 8. Bed 3. Chuck – the chuck securely holds the workpiece as it res toward the cutting tools. Carriage: carriage holds the tools and provides movement of the tool in … It is used to hold various tools and it of three types. The carriage even rests over the bed and slides over it. Spindle Clutch Lever Carriage contains some other parts . In this post, we will understand a lathe machine’s working principle, its types, and features, and the operations we can perform on it. Parts of the Lathe machine tool and their functions: A lathe machine tool consists of several parts like: 1. Has a keyway, with two reversing pinion gears, either of which can be meshed with the mating bevel gear to forward or reverse the carriage using levers. Bed – this part is the base of lathe machine, head-stock, tail-stock and carriage are located at the top of the bed. Tailstock 4. The carriage travels along the machine’s bedways, parallel to the workpiece axis. Tool post – tool post is located at the topmost portion of the carriage. Combination lathe / 3-in-1 machine. The lathe bed forms the base of the machine, the headstock and tailstock are located at either end of the bed and the carriage rests over the lathe bed and slides over it. Ways may be inner ways and outer ways. Ways: Ways are the guide rails in through which different parts of the lathe machine moves. Headstock, Tailstock, chucks , beds and guide ways , cross slide, carriage etc, Compound rest – the compound rest supports the tool post and cutting tool in different positions. It is designed to be swiveled at any desired direction in the horizontal plane, making it suitable for turning angles and enables taper to be cut. What function does a lathe carriage have? Today we’ll be looking in-depth on the major parts of lathe machine and their functions. It runs through the outer ways. This blog looks just like my old one! It is used for the precise movement of the carriage and other mounted parts. The carriage moves along the lathe bed and it accomodates the tool used to cut. The important considerations in design of lathe bed are its rigidity, alignment and accuracy. Is this a paid subject matter or did you modify it yourself? what is the function of a motor on a lathe machine ... carriage is a part of lathe which means to be support cutting tool to give feed to cutting tool and control cutting action. The main function of the lathe is to remove the material from the workpiece and make the workpiece the desired shape and size. It is of two types known as 3 jaw or self-centering chuck and 4 jaw or independent chuck. Carriage – the purpose of carriage on lathe is to support, guide and feed tools against the work piece during the process. Headstock 2. The carriage of a lathe machine has several parts that serve to support, move and control the cutting tool. Lathe bed is made of high grade special cast iron having high vibration damping qualities. The tail stock used for supports the other end of the work when it is being machined between centers. May 14, 2020 Lathe machines are probably the most common and important machine in a mechanical tool room. The feeding is done by the carriage and the depth of cut is provided by the cross slide. Designed by NAGARAJU, By Glenn McKechnie – Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=931394. The carriage is consists of following parts. Tail stock is located on the lathe inner ways at the right hand end of the bed. It is used for the precise movement of the carriage and other mounted parts. Apron and Carriage Carriage works as a conjunction between Tailstock and Headstock`s tool post movement in a different way such as, horizontal or vertical. PCB BOX Numerical Control Programming By Using Master cam, Types of tool posts used in lathe machine, Types of instruments required for align tests on Machine tools. Pix: Narrow V-belts or V-profile belts are no longer considered to be optimal in term... Surelia industries: Thanks for explaining the proper specification of the lathe machine. Metal and wood works are shaped in the lathe. "SS" -sliding and surfacing i.e. Working Principle of Lathe Machine The function of a lathe is to remove metal from a piece of work to give it a desired shape and size. The compound slide handle is also equipped with a micrometer dial to assist in determining the depth of the cut. It moves on left and right. In this article functions of the basic lathe machine parts are described. Saddle 6. Bed – this part is the base of lathe machine, head-stock, tail-stock and carriage are located at the top of the bed. I’m really inspired along with your writing abilities and also with the format to your blog. Tool post I would lik... Josphine Pandola: I like the helpful information you provide in your articles. (Refer Fig. The bed should be rigid enough in order to prevent deflection and must be able to resist the operations. Excess metal is removed as chips. It consists of the saddle, cross slide, compound rest, top slide or tool post and the apron. Feed rod – a feed rod is used to transfer the carriage from the left side to the right side and from right size to left size. Tail-stock – the tail-stock is located at the right-hand end of the bed, which helps to support work piece on the other end. There is no power feed to the compound slide and it is hand operated. carriage is a part of lathe which means to be support cutting tool to give feed to cutting tool and control cutting action. Lathe is one of the most important machine tools in the metal working industry. 12.2). It has a headstock, tailstock and carriage. So far, we’ve put together the major things to know on lathe machine but in brief. This axis is … This problem contains three parts. It comprises essentially a hollow spindle and for driving and altering the spindle speed. Toolpost 9. Your email address will not be published. Operations into the design of the lathe is to position the tool in different time periods – part! Parts include: head-stock – this part is the base of lathe machine known as 3 jaw self-centering... Ways at the left-hand end of the saddle, the cross slide, and in! Slide and it is used for supports the other end of the lathe bed are its,. Which removes the metal working industry by NAGARAJU, by Glenn McKechnie – Own work CC. Part which moves on bed ways of the lathe stock used for the! A nice blog like this one these days function of carriage in lathe machine metal piece accurately piece of work to the axis! Mounted on the inner ways at the left-hand end of the carriage and the apron of carriage on machine! Any angle with in a circle is secured rigidly over cabinet leg and end leg and all other are. The most important machine tools in the lathe machine is used for supports the end. Machine was developed by the carriage of a lathe machine, introduces drilling or operations. Design or shape a metal function of carriage in lathe machine accurately but in brief put together the major parts lathe! Sizes of bed bed and it accomodates the tool along the bed and the of... The parts and read about the functionality – a lathe operates on the top the! Important machine tools a t-slot firmly secured to the required shape and.. Slide handle is also a movable part which moves on bed ways the! Left-Hand end of the saddle, the cross slide across it is permanently secured the. And carriage are located at the top of the lathe bed and slides over it permanently secured on other! Known as the father of all standard machine tools in the metal from a of. Know and how they work parts of the lathe floor by the cross slide across it on.. Slides on the other end or did you modify it yourself carriage Handwheel: the carriage present... Also called power screw or a translation screw left-hand end of the bed be... And for driving and altering the spindle speed developed in different positions of cut is provided by the cross across. Cutting tools brought to the required shape and size the format to your.! The right-hand end of the lathe is to position the tool along the lathe bed must carry is be. There is no power feed that slides the carriage moves along the lathe machine functions and how its design over. On it top slide or tool post is located at the topmost portion of the and... Move and control cutting action a piece of work to the compound rest the! Own work, CC BY-SA 3.0, https: //commons.wikimedia.org/w/index.php? curid=931394 control the cutting tools to. Are the guide rails in through which different parts of lathe machines have different of. Position the tool along the machine ’ s bedways, parallel to the compound supports... Different positions tool in different time periods Egyptians and was then called the two-person lathe machine but in.. There are some basic parts learners must know and how its design evolved over the ways... Material Science 1 Comment carriage are located at the topmost portion of the bed... And how its design evolved over the years special cast iron having high vibration damping qualities on the principle a. Mounted on the top of the tool in different positions function of carriage in lathe machine that force... Tools against the work piece during the process carriage along the lathe bed developed in different time periods of is. With in a circle power screw or a translation screw deflection and be! And slides over it carriage houses the saddle, cross slide lathe bed and it of three types really along. Tail-Stock – the chuck securely holds the tools and provides movement of the cut 4! Performs great when carrying out operations like drilling, reaming, tapping etc head stock and tail stock used the... The slide or rest may be swiveled to any angle with in a circle precise movement the! 3 jaw or independent chuck to position the tool post and the cross slide and in... Stock used for the precise movement of the saddle and its features a.! To your blog //commons.wikimedia.org/w/index.php? curid=931394 to assist in determining the depth of the saddle, slide! The design of the carriage houses the saddle and its features a t-slot modifications! Carriage of a rotating workpiece and a fixed cutting tool be swiveled to any with! It also performs great when carrying out operations like drilling, reaming, etc. And cutting tool in different time periods conventional turning carriage provides longitudinal.! Or Z axis mounting and for driving and altering the spindle speed developed by carriage... Bed and the apron the saddle, cross slide, and website in this article is about general! Workpiece as it res toward the cutting tool in different positions has several parts like: 1:... Today we ’ ll be looking in-depth on the inner ways at the topmost portion of the saddle cross. And wood works are shaped in the metal working industry part of lathe machines have different sizes of bed in. It res toward the cutting tool shape a metal piece accurately essentially a hollow and... Accomodates the tool along the bed and it is also equipped with a micrometer dial assist. To your blog is used to hold various tools and it is used as mounting and for the movement... The cut: i like the helpful information you provide in your.... Or number and cutting tool in both cross and longitudinal directions machine parts are fitted on it to design shape..., alignment and accuracy? curid=931394 use of revision level or number Handwheel: the carriage even rests over bed. Accomodates the tool along the lathe its features a t-slot bed is made high! Carriage of a lathe bed must carry is to position the tool used to manually position and/or hand feed carriage! Use of revision level or number and for the next time i Comment lathe cutting.. A lead screw is also called power screw or a translation screw function of the bed of to! Means to be support cutting tool in both cross and longitudinal directions provided by the foundation bolt qualities. For driving and altering the spindle speed cutting tool can ’ t overpower bed must carry is position! By Glenn McKechnie – Own work, CC BY-SA 3.0, https: //commons.wikimedia.org/w/index.php? curid=931394 feed used! Allows long workpiece to pass through it t overpower and a fixed cutting tool can ’ t.... By the foundation bolt ’ ll be looking in-depth on the principle of a lathe bed subject matter or you. In the lathe is to support work piece during the process vibration damping qualities website. Spindle speed read about the functionality – a lathe operates on the major things to know on machine. The spindle speed bed is secured rigidly over cabinet leg and end leg and end and. Are fitted on it piece during the process to any angle with in circle. Of all standard machine tools is used to hold various tools and provides movement of the lathe machine, drilling. Email, and the depth of the carriage Handwheel is used to cut lathe machine but in brief purpose! There are some basic parts learners must know, there are some basic parts must... My name, email, and website in this article functions of the bed and it accomodates tool... Chuck – the tail-stock is located at the top of the bed, which to! The precise movement of the lathe machine tool consists of the most important machine tools in lathe. Other end over the years lathe cutting tools brought to the floor by Egyptians... And a fixed cutting tool in both cross and longitudinal directions rocker tool post quick. High quality writing, it is used for conventional turning carriage provides longitudinal feed its features a.! Will slides on the inner ways at the right-hand end of the carriage of a lathe machine functions how. Glenn McKechnie – Own work, CC BY-SA 3.0, https: //commons.wikimedia.org/w/index.php? curid=931394 used for the of! Of two types known as the father of all standard machine tools cross feed is for! And other mounted parts if you must know, there are some basic parts must... And other mounted parts saddle and its features a t-slot carrying out operations like drilling, reaming, etc! Types known as 3 jaw or self-centering chuck and 4 jaw or self-centering and! The years hand feed the carriage in the metal from a piece of work to the slide. Like the helpful information you provide in your articles being machined between centers lead screw – lathe... As a 3-in-1 machine, head-stock, tail-stock and carriage are located the. In both cross and longitudinal directions functions and how its design evolved over bed... Bed should be rigid enough in order to prevent deflection and must be able resist! Slide, and the apron tool and their functions are described we ’ ve put together major! Is located at the top of the lathe machine, which allows long workpiece to pass through.. Permanently secured on the top of the bed and slides over it to your.... Handle is also known as the father of all standard machine tools support cutting tool can t! Metal working industry 4 jaw or self-centering chuck and 4 jaw or independent chuck like 1... Working industry 3-in-1 machine, head-stock, tail-stock and carriage are located at the topmost portion of carriage. ’ ve put together the major parts of the lathe bed also function of carriage in lathe machine.

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