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A wide range of topics related to technical drawing and dimensioning practices in manufacturing. It discusses the various types of drawings, such as isometric, sectional, and assembly drawings, as well as the different components and features of these drawings, including lines, dimensions, tolerances, and geometric dimensioning and tolerancing (gd&t). The document also covers measurement tools and techniques, including the use of calipers, micrometers, and other precision measurement devices. Additionally, it addresses topics such as thread types, part specifications, and quality control practices. This comprehensive coverage of technical drawing and dimensioning practices makes this document a valuable resource for students and professionals in the manufacturing industry.
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In manufacturing, a blueprint is also called what? - ANS-A technical drawing An isometric drawing is a type of ___________. - ANS-Pictorial drawing Which of the following is NOT used in the glass box method? - ANS-Rotate object in glass box. Which of these requires a computer? - ANS-CAD The dimensions of raw material supplied by metal suppliers are described by the __________. - ANS-stock size The three standard views of an object are __________. - ANS-Top, front, right side Engineers sometimes use a ________ to measure angles on a drawing. - ANS- protractor The holes to be drilled in the part are represented by - ANS-Dashed lines What is the order of precedence of lines in a drawing? - ANS-Object, hidden, center The number of views in a drawing ________. - ANS-Is the fewest number that shows all of the features and dimensions. There are 60 minutes of arc in one _______. - ANS-Degree Dimensions are used to specify the __________ and location of the features of an object. - ANS-Size Which of the following is NOT one of the six rules for dimensioning an object? - ANS- Dimension hidden lines Which type of feature is parallel to the surface being dimensioned? - ANS-Dimension line. A _________ dimension is described in inches per foot. - ANS-Shaft taper The part of a drawing that indicates that the drawing has the most up to date information on it is _______. - ANS-Drawing revision level
If a feature on a drawing is drawn 3 inches long and the scale is 1:4, what is the actual dimension on the object? - ANS-12 inches Where would you look in a title block to see if there has been changes? - ANS-Revision number. To establish on a drawing that 1/4 inch equals 1 inch, the designer would write _________. - ANS-1/4= A sectional view ___________. - ANS-All of the above. Section lines in a sectional view are __________. - ANS-All of the above. Section lines on a blueprint indicate ________. - ANS-A surface that has been cut. What is placed at the arrowheads of the sectional line to identify the cutting plane with the proper sectional view? - ANS-Capital letter. Two types of threads are _________. - ANS-Internal and external A screw with National fine thread is represented on a drawing with what designation? - ANS-1/2 inch-20 NF- In a threaded fastener assembly what is designed to protect the threads? - ANS-Shank The minor diameter of a threaded fastener is ________. - ANS-The major diameter minus the thread height. The minor diameter of a screw thread is measured at the ______. - ANS-Root of screw thread Assembly drawings rely on reference letters or numbers to - ANS-Identify individual parts Metals treated by __________ processes become soft. - ANS-Annealing What are the two types of assembly drawings? - ANS-Exploded and basic. The specifications for a length of produced parts is 5.146 inches with a tolerance of +- 0.005. Is a part that has been produced at 5.140 inches out of spec? - ANS-Yes, it is out of spec. Which of the following part lengths is out of spec if the specification calls for a part length of 3.202 (+-0.003) - ANS-3. A part measuring 2.54 inches is out of spec if the specification is - ANS-2.00 +-.
A feature control frame is not used to describe _____________. - ANS-Measurements The tolerance for a geometric feature can be easily identified by reading the ___________. - ANS-Feature control frame GD&T _________ - ANS-Allows certain tolerance Flatness is an important geometric feature of what measurement component? - ANS- Reference plane A __________ has its graduations engraved so that they cannot be rubbed off - ANS- Machinist's rule The first step in dimensional measuring is to align the end of the rule where the zero is located with one edge of the dimension you want to measure. This edge is called the ___________________. - ANS-Reference point Two systems of dimensional measurement used in manufacturing are the SI metric system and the - ANS-US customary system Dimensional measurement determines physical dimensions such as - ANS-Length, width, and height. A common decimal inch rule graduation is in - ANS-50ths A scale typically found on a machinist rule is - ANS-1/ The measurement of a 5.000 inch part, with an instrument having ______ accuracy, should range from 4.998-5.002 - ANS-+- 0. Resolution is sometimes called ______. - ANS-Discrimination A common fractional inch rule graduation is in - ANS-32nds A tape measure is flexible so that _________. - ANS-It can be easily stored From a 2ft x 3ft piece of stock, how many 1ft x 1.5ft pieces can be cut? - ANS- The work measured with a tape measure requires ________ than that of work measured with a machinist's rule. - ANS-Less precision _______ error comes from either built-in sources or calibration. - ANS-Instrument Convert 650 millimeters to inches (1 inch = 25.4 mm). - ANS-25. The conversion of 3-3/8 inches to decimal inches is - ANS-3.
10 inches is the same length as _______ mm. - ANS- One inch is equal to _________. - ANS-25.4 mm You have designed a part that has a length of 1.125 inches. Your supervisor requests that you reduce it by 1/16 of an inch, what will be its final length? - ANS-1. The typical accuracy of a dial caliper is about __________ inches. - ANS-0. The two outside jaws of a ___________ are only used to measure the outside dimensions of parts. - ANS-Digital and dial caliper Calibration means to _______. - ANS-Adjust a device to standard A measurement made with a precision measurement tool can be as precise as - ANS-.001 inches What is 1/1000 inches as a decimal? - ANS-0. A typical dial caliper can be used to measure dimensions to the nearest ________ inches. - ANS-0. The accuracy of a digital caliper reading is about _________ inches. - ANS-0. The digital caliper's __________ houses the digital display. - ANS-Carriage SPC data can be collected and transferred to a PC from what device? - ANS-A digital caliper. One advantage of a ________ is that measurements can be read more quickly than with other precision measuring devices. - ANS-Digital caliper. Which of the following measurement tools should be selected to measure a part that has a length specification of 1.625 inches +/- 0.005? - ANS-Micrometer To read a micrometer you must first read the _______ scale. - ANS-Sleeve The micrometer is _______. - ANS-The most accurate of all hand held devices. A micrometer increments how far for each complete rotation of its thimble? - ANS-0. To provide an accurate measurement, an inside micrometer must be _______ the dimension being measured. - ANS-Square to A micrometer is _______ as accurate as a caliper. - ANS-10 times