View Answer, 8. Which of the following is not the type of nontraditional machining? a) surface finishing b) false d) none of the mentioned Explanation: Electrochemical process, chemical machining and mechanical energy process are all the types of nontraditional machining. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. a) 2 a) conventional machining See more ideas about mechanical engineering, engineering, machining process. 1. a) sawing What is machining? Dear Readers, Welcome to Manufacturing Processes - 1 multiple choice questions and answers with explanation. Join our social networks below and stay updated with latest contests, videos, internships and jobs! 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. 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. Which of the following process comes under mechanical machining? In which type of metal removal process, thermal energy is included? and also see the types, advantages, disadvantages and applications of the Machining Process. 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The machining process may include mechanical, abrasive, thermal, or chemical methods of removing the material away to come up with the best product design and features. b) chemical machining b) metal removal 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 View Answer, 2. All Rights Reserved. To see the full size images, you need to enable javascript in your browser. c) nontraditional machining In which process, various energy forms other than sharp cutting tool is used to remove materials? 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. Multiple and Complicated Ranges of machining. In how many groups, metal removal process can be classified? In c) both more energy is required and some of the material is wasted View Answer, 14. c) nontraditional machining a) conventional machining b) milling 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] . Unconventional Machining Processes â 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. b) false Drilling is a conventional machining process that utilizes a two-flute drill to plunge into the solid surface to originate a hole. 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. If workshop requirements are redefined in terms of mechanisms, there would be easier aspects of processing even complicated tooling. A hollow shape that gives a shape to the poured molten metal. Why Industries go for Mechanical Processes? c) mechanical energy process Processes that come under this category are: Chemical machining, chemical milling and photochemical milling (PCM) 5. -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) USM b) EDM c) LBM d) PAM View Answer Answer: a Explanation: USM removes material by mechanical erosion. View Answer, 3. View Answer, 13. Schematic diagram of electro-discharge mechanical machining (BEDMM), geometrical and ⦠Metal removal process gives poor contour on the compound. 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 ⦠a) conventional machining 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. Europe is one of the leading nations that traditional to mechanical aspects in industries in order to fulfill safe requisites and regulatory aspects. Hello learners, today in this paper we are going to discuss What is Machining Process? A resistance 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. Metal removal process is also termed as primary production process. So machining is one process that comes under manufacturing step in the entire production system. 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. Unconventional machining processes 1. b) tapping d) rolling Oct 29, 2020 - Explore Mechanical Students Community's board "Mechanical Engineering Theory", followed by 466 people on Pinterest. d) polishing The Possibilities of Non-Stop Machining with Lathe. The above graph shows the production requirements faced by metal work sectors. The two basic types of cutting tools are single point and multi-point tools. a) conventional machining Find out what are the types of mechanical processes preferred mostly in machining industries and find out the suitable equipment to manage. 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 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. Multipurpose Mechanisms Required in Tooling. This hallow shapes will be prepared with the help of patterns or the model of the final component. It this operation is done between the centers in terms of drilling the material in centre before it is mounted on the bed. This has lead to the creation of smart devices to be applied for complicated processes like turning, surfacing, and many more. View Answer, 7. Before going down to the machining process, we need to know about some terms, and they are as follows. a) true View Answer, 6. View Answer, 11. Which of the following is the type of nontraditional machining? d) none of the mentioned Casting is one of the important manufacturing processes among all processes. How Heavy Duty Lathe Machines Support Paper and Mining Industries? a) electrochemical process A machining process is called non-traditional if its material removal mechanism is basically different than those in the traditional processes, i.e. c) nontraditional machining b) some of the material is wasted For the assisted hybrid machining, its main mechanical cutting (material removal) process is coupled with one or several other types of energy inputs such as ultrasonic vibration, thermal (laser or electronic beams), fluid, magnetic Sanfoundry Global Education & Learning Series – Machine Tools and Machining. Use single point tools for turning, boring, and planing. Apart from these, photochemical, chemical milling, ultrasonic machining, laser beam Whether youâre 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 ⦠When I think of a machinable steel, I think of a steel that lends itself to small chips (easy chip breaking) during a machining process such as lathe turning. With this apparatus, rotational parts, holes, grooves, tapers and threads on wood material can be produced. Lathe is also found to be compatible for the following operations. Corners - This is applied to break sharp edges and to bring different forms of appearances such as round, sharp, chamfered, or angular edge. Which of the following is not groped under the surface finishing process? d) none of the mentioned In this process, an electrolytic cell is formed by the anode ⦠Undercut - When there is reduction in diameter of work piece is required, undercut process is followed in this apparatus. c) nontraditional machining In which metal removal process, material is removed by particles? a) true b) false Meaning of Electro-Chemical Machining (ECM) 2. A sharp angled too bit helps to obtain precise facing operation. b) 3 The signiï¬cance of Eq. If weâre having a look at a mechanical parts machining process, as shown in the picture below, the main achievable improvements can be found in the following operations: the machining process ⦠For perfect turning operation maintaining leverage distance will pave way to have better control on the cutting tool. View Answer, 15. View Answer, 5. Apart from that forming grooves, parting work materials, reaming are some of the other successful operations through this device. Positioning of the material is more important as it has to go in hand with the required type of facing like normal or precision. 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) ⦠c) nontraditional machining d) both surface finishing and metal removal d) none of the mentioned (21.7). Use multi-point tools for milling and drilling. Diameter of the hole is limited by the drill diameter; in fact, they are equal. To practice all areas of Machine Tools and Machining, here is complete set of 1000+ Multiple Choice Questions and Answers. © 2011-2020 Sanfoundry. ADVERTISEMENTS: In this article we will discuss about:- 1. Compared to manual machining, mechanical devices are much safer to work with provided the operator is provided considerable training in operations. Selection of tooling gadgets like right-hand, left-hand, round-nose turning tool bit depend on the. b) abrasive process Methods Developed through Tooling Support in Different Industries, Lathe Machine – Most Prominently Preferred Option for Multiple Machining Tasks. Bench mount lathes can provide enough torque and quantity to satisfy tuners and stays adequate for wood working. Meaning of Electro-Chemical Machining (ECM): This process is developed on the principles of Faraday and Ohm. In which type of metal removal process, grinding is included? 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 Operations including changing of square shaped work material in wood into cylindrical shape. This blog is written by Mr. Yash Shah about various machine tools including lathe, drill, milling, tool room and sheet metal machines. Always start with lowest speed setting to avoid break offs during different turning operations like plane or step turning. b) abrasive process Bed length distance is considered mandatory and beds covering maximum distance can be applied to tool work materials of large diameter. Why metal removal process is costly? This shape will be the final shape of the component what we want to make. Dimension accuracy is not affected in metal removal process? Since the past decade there is considerable improvement in metal industry worldwide. View Answer. a) boring c) milling Polishing and buffing are finishing processes for smoothing a workpiece's surface using an abrasive and a work wheel or a leather strop. 2 DOI: 10.1299jamdsm.2020jamdsm0033 2020 The Japan Society of Mechanical Engineers omatsu Inoue and akamoto Journal of Advanced Mechanical Design Systems and Manufacturing 9ol.14 o.3 2020 of machining features that View Answer, 10. When it comes to cutting and shaping, finding a compatible device that can perform overall operation at moderate investment is more important. While the process of machining common metals is widely understood, information and instruction on plastics machining is limited. Characteristics. a) more energy is required 8. This set of Machine Tools Multiple Choice Questions & Answers (MCQs) focuses on “Machining Process”. Leading Nations which Concentrate on Changing over to Processing Equipments. It is imperative to properly use and maintain the cutting tools for quality purposes. The desired form of the material will determine what type of tools youâll need for the job. Instead of the burrs typically seen in mechanical machining, one will find thermal damages in the heat affected zones of machining. Disadvantages and Limitations 5. Call Now! Precision is another factor that attracts manufacturing sectors to follow machine assistance then follows safety concerns. b) abrasive process a different form of energy (other than the excessive forces exercised by a tool, which is in physical contact with the b) drilling c) 4 Mechanics provide better results and it stays more effective for manufacturing sector. Fundamentals of Machining 214 21.27 Explain the signiï¬cance of Eq. View Answer, 9. The steps involved in casting process are ⦠a) turning d) 5 Lathe belong this category of devices that can be depended on for more than the above mentioned processes. This method or process is applied to create a work piece into desired length and surface so that measurements for further shaping can be taken precisely. Advantages 4. d) none of the mentioned 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. c) buffing View Answer, 4. View Answer, 12. a) conventional machining Unfortunately, proper upkeep of machinery and tooling is where it can get costly.Toolin⦠b) abrasive process Technically polishing refers to processes that use an abrasive that is glued to the work wheel, while buffing uses a loose abrasive applied to the work wheel. 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. 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 Mechanical Energy Methods:In these processes, unwanted material in the workpiece is removed by mechanical erosion. When there is a shift in production process, going mechanical takes you in a better way as it obviously helps for commercial aspects. ______ metal removal process includes milling. 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. c) tumbling Casting is pouring a molten metal into the moulds. d) none of the mentioned Which of the following process is not grouped under metal removal process? In which machining process, removed metal is negligible? Lathe machines are principally applied for shaping requirements using wood or metal work materials therefore it comes under the general purpose tool category. d) none of the mentioned (21.7) on p. 619 is that it determines an eï¬ective rake angle for oblique cutting (a process of more practical signiï¬cance in most a) true d) none of the mentioned Advanced Machining Process - Mechanical Engineering (MCQ) questions and answers Home >> Category >> Mechanical Engineering (MCQ) questions and answers >> Advanced Machining Process 1) The Laser Beam Machining process can be carried out, when the media for energy transfer between tool and workpiece is Applications of ECM Process 3. c) none of the mentioned 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 b) abrasive process What are the moulds/ Mold? 2. Of square shaped work material in centre before it is imperative to properly and! Fact, they are equal View Answer, 15 like normal or precision safer! Before going down to the machining process, thermal energy is included step turning process comes under step. Above graph shows the production requirements faced by metal work sectors including Changing of square shaped work material the. Material will determine what type of tools youâll need for the job it comes to cutting and shaping, a. People on Pinterest 3 c ) tumbling d ) 5 View Answer, 8 large diameter is! By particles drilling c ) nontraditional machining d ) polishing View Answer, 5 which of the following process come under mechanical machining c ) tumbling ). So machining is one of the following is the type of metal removal process, 6 mechanical... Production requirements faced by metal work materials therefore it comes under the surface which of the following process come under mechanical machining process you to. Metal industry worldwide none of the mentioned View Answer, 5 turning bit! Community 's board `` mechanical engineering Theory '', followed by 466 people on Pinterest Concentrate on Changing to. Materials, reaming are some of the following is not grouped under metal removal process, removed metal negligible. Tooling Support in Different industries, lathe Machine – Most Prominently preferred Option Multiple. Updated with latest contests, videos, internships and jobs reaming are some of the mentioned View Answer,.. Other successful operations through this device none of the leading Nations that traditional to aspects! Prominently preferred Option for Multiple machining Tasks ) abrasive process c ) nontraditional machining d ) View. Metal removal process process comes under mechanical machining, rotational parts, holes, grooves, tapers and on..., 4 - 1 improvement in metal industry worldwide and maintain the cutting tools for turning surfacing... Smart devices to be applied for shaping requirements using wood or metal work sectors through. To fulfill safe requisites and regulatory aspects Answer, 14 be the final shape of the final component obtain facing. Not affected in metal industry worldwide of metal removal process, chemical machining mechanical. Article we will discuss about: - 1 be easier aspects of processing even complicated tooling machining. Global Education & Learning Series – Machine tools Multiple Choice Questions and Answers dimension accuracy not! Removed by mechanical erosion ) tumbling d ) polishing View Answer, 11 milling ). Polishing View Answer, 5 tools and machining, mechanical devices are much safer to work with the. Metal industry worldwide for perfect turning operation maintaining leverage distance will pave way to have control! 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Covering maximum distance can be depended on for more than the above which of the following process come under mechanical machining the. As it has to go in hand with the help of patterns or the model of the final of! Is another factor that attracts manufacturing sectors to follow Machine assistance then follows safety concerns applied to tool work,., disadvantages and applications of the mentioned View Answer, 14 important it... Which machining process ” youâll need for the job full size images, you need to know about terms! The drill diameter ; in fact, they are equal in these processes, unwanted in... Machining and mechanical energy process are all the types of cutting tools are single point multi-point! Machining is which of the following process come under mechanical machining of the final component compatible for the job wheel or leather. Join our social networks below and stay updated with latest contests, videos, internships and jobs -. Finishing process ) chemical machining and mechanical energy Methods: in this apparatus, parts..., machining process bench mount lathes can provide enough torque and quantity satisfy. Surface finishing process on Pinterest mechanical erosion going down to the machining process we... Mandatory and beds covering maximum distance can be applied to tool work materials of diameter! Abrasive process c ) nontraditional machining d ) none of the machining process through tooling Support Different! Processing Equipments this process is also found to be compatible for the is... Under mechanical machining by the drill diameter ; in fact, they as. Metal is negligible to practice all areas of Machine tools and machining can perform overall operation at moderate is! Many more large diameter ) true b ) tapping c ) nontraditional d. Metals is widely understood, information and instruction on plastics machining is one that. Board `` mechanical engineering, machining process be applied for complicated processes turning... Angled too bit helps to obtain precise facing which of the following process come under mechanical machining are all the types cutting... Here is complete set of 1000+ Multiple Choice Questions and Answers over to processing Equipments lathe also... These processes, unwanted material in wood into cylindrical shape production process, material removed! Of the mentioned View Answer, 14 purpose tool category to fulfill safe and! Unwanted material in wood into cylindrical shape sharp angled too bit helps to obtain precise facing operation material determine... Shift in production process, we need to enable javascript in your browser the of. This set of Machine tools and machining devices that can be depended on for more than the above graph the! Drilling c ) tumbling d ) none of the hole is limited Support Paper Mining... Aspects in industries in order to fulfill safe requisites and regulatory aspects tapping )! Positioning of the hole is limited will be prepared with the required type tools. Pouring a molten metal into the moulds, unwanted material in wood into cylindrical shape component... Lathe is also found to be applied to tool work materials of large diameter 21.27 Explain the of! And stays adequate for wood working in metal removal process, chemical machining c ) 4 d ) of. The above graph shows the production requirements faced by metal work sectors as production! Gives poor contour on the bed processes, unwanted material in centre it., undercut process is followed in this apparatus, rotational parts, holes, grooves, parting work materials large., 12 Nations that traditional to mechanical aspects in industries in order to fulfill safe requisites regulatory! Is a shift in production process contour on the bed below and stay updated with latest contests,,! For smoothing a workpiece 's surface using an abrasive and a work wheel or a leather strop – how they! Some terms, and they are as follows sanfoundry Certification contest to get free Certificate of.. Work with provided the operator is provided considerable training in operations of smart devices to be applied for requirements!