a) true Mechanics provide better results and it stays more effective for manufacturing sector. Electrochemical machining is performed to remove material from an iron surface of 20 mm × 20 mm under the following conditions: Inter electrode gap = 0.2mm Supply voltage DC = 12V Specific resistance of electrolyte = 2 Ω Undercut - When there is reduction in diameter of work piece is required, undercut process is followed in this apparatus. and also see the types, advantages, disadvantages and applications of the Machining Process. Always start with lowest speed setting to avoid break offs during different turning operations like plane or step turning. Which of the following process comes under mechanical machining? What are the moulds/ Mold? Dimension accuracy is not affected in metal removal process? Machining is one subtractive manufacturing process by which excess material is gradually removed from a pre-formed blank using a cutter to impart intended shape, size and features. To practice all areas of Machine Tools and Machining, here is complete set of 1000+ Multiple Choice Questions and Answers. Unconventional machining processes 1. 8. For perfect turning operation maintaining leverage distance will pave way to have better control on the cutting tool. Since the past decade there is considerable improvement in metal industry worldwide. Mechanical Energy Methods:In these processes, unwanted material in the workpiece is removed by mechanical erosion. d) none of the mentioned Why Industries go for Mechanical Processes? A resistance Milling Machine And Turret Milling Machine – How Are They Different? With an intention to provide maximum satisfaction we put in our efforts to offer our customers with best servicing support and spares for their existing machines. d) rolling ADVERTISEMENTS: In this article we will discuss about:- 1. a) electrochemical process See more ideas about mechanical engineering, engineering, machining process. In which type of metal removal process, grinding is included? Bench mount lathes can provide enough torque and quantity to satisfy tuners and stays adequate for wood working. Lathe machines are principally applied for shaping requirements using wood or metal work materials therefore it comes under the general purpose tool category. This is offset by the fact that the heat affected zones tend to be small due to the shorter electron beam pulse in the EBM, so much so that the typical heat affected zone size after an EBM process is in the tune of 20 to 30 μm [3] . a) surface finishing A hollow shape that gives a shape to the poured molten metal. Apart from that forming grooves, parting work materials, reaming are some of the other successful operations through this device. 2. Positioning of the material is more important as it has to go in hand with the required type of facing like normal or precision. Sanfoundry Global Education & Learning Series – Machine Tools and Machining. The steps involved in casting process are … a) 2 Instructional Objectives (i) Identify electro-chemical machining (ECM) as a particular type of non-tradition processes (ii) Describe the basic working principle of ECM process (iii) Draw schematically the basics of ECM (iv) Draw the With this apparatus, rotational parts, holes, grooves, tapers and threads on wood material can be produced. c) nontraditional machining d) none of the mentioned Multiple and Complicated Ranges of machining. c) 4 d) 5 Applications of ECM Process 3. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. View Answer, 6. Unfortunately, proper upkeep of machinery and tooling is where it can get costly.Toolin… Hello learners, today in this paper we are going to discuss What is Machining Process? In which metal removal process, material is removed by particles? (21.7) on p. 619 is that it determines an effective rake angle for oblique cutting (a process of more practical significance in most -the process of removing unwanted material from work-piece in the from of chips to obtain a finished product of the desired shape, size, and finish 1. machine tool or machining center 2. work-piece 3. work-holding device 4. cutting tool A R C H I V E S o f F O U N D R Y E N G I N E E R I N G V o l u m e 2 0 , I s s u e 2 / 2 0 2 0 , 9 5 - 1 0 0 97 Fig. a) sawing Whether you’re a novice entrepreneur or someone who is looking forward to manufacturing and supplying metal parts for automotive, electronics, and other industries, understanding metal machining will help you with … Selection of tooling gadgets like right-hand, left-hand, round-nose turning tool bit depend on the. If workshop requirements are redefined in terms of mechanisms, there would be easier aspects of processing even complicated tooling. This blog is written by Mr. Yash Shah about various machine tools including lathe, drill, milling, tool room and sheet metal machines. View Answer, 12. d) none of the mentioned a different form of energy (other than the excessive forces exercised by a tool, which is in physical contact with the c) nontraditional machining b) abrasive process Use multi-point tools for milling and drilling. b) chemical machining b) false The significance of Eq. Find out what are the types of mechanical processes preferred mostly in machining industries and find out the suitable equipment to manage. d) polishing In b) false d) none of the mentioned a) USM b) EDM c) LBM d) PAM View Answer Answer: a Explanation: USM removes material by mechanical erosion. b) metal removal In which machining process, removed metal is negligible? (21.7). a) conventional machining 24.15 Which of the following will help to reduce the incidence of heat damage to the work surface in grinding (four correct answers): (a) frequent dressing or truing of the wheel, (b) higher infeeds, (c) higher wheel speeds, (d) higher work speeds, (e) lower infeeds, (f) lower wheel speeds, and (g) … d) both surface finishing and metal removal Instead of the burrs typically seen in mechanical machining, one will find thermal damages in the heat affected zones of machining. Machining is carried out under the following conditions: Resistance 40 Ω Capacitance 20 μF Supply voltage 220 V Discharge voltage 110 V Average power input (in kW) is (a) 0.373 (b) 0.137 (c) 0.218 (d) 0.500 92. Explanation: Electrochemical process, chemical machining and mechanical energy process are all the types of nontraditional machining. Our imported machine spares are of genuine quality and are guaranteed to give durable functionality so that you need not go for replacing machine parts frequently. Which of the following is the type of nontraditional machining? Join our social networks below and stay updated with latest contests, videos, internships and jobs! Metal removal process is also termed as primary production process. Mill Machining, Milling Process, Horizontal & Vertical Milling Machines Definition Milling is a process performed with a machine in which the cutters rotate to remove the material from the work piece present in the direction of the angle with the tool axis. It is imperative to properly use and maintain the cutting tools for quality purposes. Processes that come under this category are: Chemical machining, chemical milling and photochemical milling (PCM) 5. ______ metal removal process includes milling. Apart from these, photochemical, chemical milling, ultrasonic machining, laser beam A machining process is called non-traditional if its material removal mechanism is basically different than those in the traditional processes, i.e. The process like Abrasive Jet Machining (AJM), Ultrasonic Machining (USM), Water Jet Machining (WJM) and Ion Beam Machining (IBM) are categorized under mechanical type of modern manufacturing process in which kinetic In how many groups, metal removal process can be classified? d) none of the mentioned Which of the following is not the type of nontraditional machining? View Answer, 14. Corners - This is applied to break sharp edges and to bring different forms of appearances such as round, sharp, chamfered, or angular edge. When there is a shift in production process, going mechanical takes you in a better way as it obviously helps for commercial aspects. View Answer, 10. Drilling is a conventional machining process that utilizes a two-flute drill to plunge into the solid surface to originate a hole. a) conventional machining b) abrasive process This shape will be the final shape of the component what we want to make. These objective type Manufacturing Processes - 1 questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. Operations including changing of square shaped work material in wood into cylindrical shape. a) conventional machining Oct 29, 2020 - Explore Mechanical Students Community's board "Mechanical Engineering Theory", followed by 466 people on Pinterest. Meaning of Electro-Chemical Machining (ECM) 2. Disadvantages and Limitations 5. c) nontraditional machining Apart from basic topographic information about the surface, several metallurgical, mechanical and physical properties, which may be altered during manufacturing processes, also come under the preview of surface integrity. In which process, various energy forms other than sharp cutting tool is used to remove materials? Which of the following process is not grouped under metal removal process? View Answer, 7. Lathe is also found to be compatible for the following operations. Casting is pouring a molten metal into the moulds. b) tapping The two basic types of cutting tools are single point and multi-point tools. Meaning of Electro-Chemical Machining (ECM): This process is developed on the principles of Faraday and Ohm. c) tumbling This hallow shapes will be prepared with the help of patterns or the model of the final component. The desired form of the material will determine what type of tools you’ll need for the job. d) none of the mentioned View Answer, 2. b) drilling The following advantages of Ultrasonic are: Ultrasonic Machining can be used machine brittle, non-conductive material, Hard and Fragile material Heat is not generated in this Machining process so there is very little or negligible Multipurpose Mechanisms Required in Tooling. Apart from common forms of drilling or grinding or cutting, the need to develop machining aspects in several manufacturing companies like aerospace, automobiles, construction, electronics, etc. Why metal removal process is costly? How Heavy Duty Lathe Machines Support Paper and Mining Industries? In which type of metal removal process, thermal energy is included? View Answer, 15. Ultrasonic machining (USM) is a mechanical material removal process used to erode holes and cavities in hard or brittle workpieces by using shaped tools, high-frequency mechanical … Call Now! Diameter of the hole is limited by the drill diameter; in fact, they are equal. Use single point tools for turning, boring, and planing. a) true Lathe belong this category of devices that can be depended on for more than the above mentioned processes. b) milling Casting is one of the important manufacturing processes among all processes. What is machining? In this process, an electrolytic cell is formed by the anode … Shoulders - This is applied to obtain a work material to be fitted as a particular portion and it is done with the help of mounting the material precisely in a chuck or between centers. c) nontraditional machining View Answer. View Answer, 5. Unconventional Machining Processes – Introduction An unconventional machining process (or non-traditional machining process) is a special type of machining process in which there is no direct contact between the tool and the workpiece. Schematic diagram of electro-discharge mechanical machining (BEDMM), geometrical and … Metal removal process gives poor contour on the compound. Fundamentals of Machining 214 21.27 Explain the significance of Eq. 1. b) 3 Depending on the flexibility and convenience of operations possible with this device, there have been many innovations introduced through specifications such as small or portable or semi-portable or bench mounted lathes for instance. Each Mechanism Have Its Own Importance in Machine Tools Industry – Mechanical, Hydraulic and CNC, Significance of Heavy Duty Lathe Machine in Industrial Processes, List of Manufacturing Industries Which Depend in Hydraulic Mechanism, Important Machine Tools & Their Applications. View Answer, 11. This has lead to the creation of smart devices to be applied for complicated processes like turning, surfacing, and many more. Advantages 4. 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