Metal machining - Study guides, Class notes & Summaries

Machining: straight turning, facing on a lathe, threading, boring, drilling, center drilling, reaming, tapping, face milling, end milling, broaching - straight turning - using a tool to rotational remove material with straight cuts facing - using a tool to remove material from the face of a workpiece threading - creating threads on a workpiece boring - expanding the inside of a hole using a tool drilling - creating a hole within the workpiece center drilling - done before drilling, making...

At the most basic level, a lathe is a machine that: - ANS Takes a cylindrical piece of raw metal stock and turns it into a finished part with accurate features The materials that a lathe might be cutting can vary from wood and plastic, all the way to aluminum or hard steel. - ANS True Regardless of whether a the cutting action of a lathe is controlled manually, by hand, or completely automatically by a computer, the job of the machine is to: - ANS Hold the workpiece rigidly, and m...

ETA Fiber Optics Certification Exam - Questions and Answers The NEC is updated every _____ years 3 If the cable has a metallic members what does the NEC require at termination points? Bonding/ ground points What kind of cable kit branches the fibers contained in a loose tube fiber optic into 900 micron outside diameter protective tubes? Fan out kits Most single mode fiber ends are terminated onto factory made _____ and spliced to the fiber cable Pig tails What type of loss can be greatly reduc...

Millwright Level 4 Final review Exam Questions And Answers A variable displacement pump is a pump that A. the volume of fluid can be altered per cycle B. the speed of the pump can be altered C. the pressure can be changed per revolution D. can pump only fire resistant oil A. The volume of fluid can be altered per cycle The TIRr taken, represents _________ of the actual offset misalignment A. one half B. the total C. twice D. the true amount C. Twice A chain with an ANSI code of 140...

Tooling U Materials Exam Questions and Answers All Correct (1) Abrasives - Answer-A material made of hard, sharp particles used for cutting chips from a workpiece surface. They are often used in finishing operations that clean, polish, or otherwise prepare the surface of a part. Aluminum Oxide - Answer-A chemical compound of aluminum and oxygen that is used as a conventional abrasive. It is extremely durable. Atom - Answer-The smallest unit of an element. It consists of protons and neutro...

Ear plugs are primarily worn by welders to protect their ears from ______. - Sparks Even a shielding gas can create a hazard if ______. - Enough is released to displace oxygen in the area For FCAW, the polarity of the gun and workpiece leads depends on the application and the ______. - Type of filler metal Higher welding heat, deeper penetration, and higher beads result from a higher ______. - Current In the FCAW-S process, agents for degassing the weld are contained in the ______. - Flux ...

4-Position Toolholder - ANSWER-A type of toolholder, also called a station toolholder, that allows the mounting of four different tools at once on a lathe. These tools can then be selected by the lathe operator as required. Belt-Driven Lathes - ANSWER-A lathe that uses either one or more V-shaped belts to drive the spindle. A belt-driven lathe must be manually adjusted to adjust spindle speed. Belts - ANSWER-A looped band of flexible material used to transfer power from one machine compone...

ToolingU: Introduction to CNC Machines 201 Questions and Answers Already Passed Which of the following controlled the movements of NC machines? Electrical logic circuitry Which of the following is a benefit of CNC machines? Reduced risk of human error. Which CNC machine uses force to create bends or holes in sheet metal? CNC punch press What system uses axes to locate an object in three-dimensional space? Cartesian coordinate system Which feedback device conveys position usin...

Millwright Level 4 Final review Exam Questions And Answers A variable displacement pump is a pump that A. the volume of fluid can be altered per cycle B. the speed of the pump can be altered C. the pressure can be changed per revolution D. can pump only fire resistant oil A. The volume of fluid can be altered per cycle The TIRr taken, represents _________ of the actual offset misalignment A. one half B. the total C. twice D. the true amount C. Twice A chain with an ANSI code of 140...

Tooling U Knowledge Exam Questions and Answers 100% Verified 2024 The ____ axis normally describes the longer direction of travel on the machine, and the ____ axis describes the shorter direction of travel. - answerX-axis, Y-axis Each CNC machine has a built-in location that is called ____. This point is typically located at the _____ direction along the X-, Y-, and Z-axes, and cannot be changed by anyone after it leaves the original manufacturer. - answermachine zero, farthest positive I...