Educational film guide ()

1949 EDITION 621.9 SCRAPING FLAT SURFACES. Castle 1942 14min sd $25.71 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. Accompanying fllmstrip $1 "Shows and explain.^ the operations, methods, and procedures used in hand scraping flat surfaces to a surface plate. . . The problem is hand-scrapingr a fuel pump body to produce a liquid-tight joint. Five common forms of hand scrapers are shown." Business screen STRADDLE AND SURFACE MILLING TO CLOSE TOLERANCES. Castle 1942 27min sd $39.45 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. Accompanying fllmstrip $1 Shows the set-up and the selection of cutters used when surface milling a solid block of steel on four sides and then straddle milling the bloclc Into a T-section, working to close tolerances. The piece is clamped to the table with finger clamps in each end The rough piece has previously been drilled in the end for the finger clamps and the operator's movements as he cleans the table and the piece and clamps the piece on the table, for the first slab milling cut, are shown. The piece is milled on all four sides, each movement of the operator being shown in detail and discussed in the commentary STRADDLE MILLING. Castle 1942 17min sd $29.29 621.9 sh-tr-ad Guide Produced by U.S. Offlce of Education. Accompanying fllmstrip $1 Shows the sequence of operations used when machining the sides of two connecting rods held on a fixture mounted on a table of a No. 2 plain milling machine SWAGING CABLE TERMINALS. Castle 1944 12min sd $22.15 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. Accompanying fllmstrip $1 Selecting the dies to fit the cable: how to measure and to mark the cable accurately; how to anchor the cable in the terminal; how to set up the swaging machine; how to check work for uniformity and other defects; and how to remove and to clean machine parts TUBE BENDING BY HAND. Castle 1944 15min sd $27.15 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. Accompanying filmstrip $1 Shows why tubes must be bent for installation in airplanes; how the jig and mock-up are used; how to measure tubes and check them with specifications; how to set up the tube bending machine for the job; and how the various parts of the machine function TURNING A TAPER WITH THE TAILSTOCK SET OVER. Castle 1942 17min sd $29.29 621.9 sh-c-tr-ad Guide A U.S. Offlce of Education production. Accompanying fllmstrip $1 "Shows the operations and sequences followed when turning a taper on a lathe with the tailstock set over. Begins with a deflnition of the word 'taper' and mentions some of the many ways in which they are used in machines. "The three methods commonly used when turning tapers on a lathe are mentioned and the reason is given why it is sometimes necessary to use the set-over method." Business screen TURNING WORK HELD ON A FIXTURE. Castle 1944 21min sd $32.87 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. Accompanying fllmstrip $1. Spanish and Portu guese versions of the motion picture are also available How to mount on a special fixture for machining an irregularly shaped casting which cannot be held in a chuck; how to mount and center the fixture on a lathe; and how to grind tools for the machining of brass TURNING WORK HELD ON A MANDREL. Castle 1944 20min sd $32.16 621.9 sh-c-tr-ad Guide Produced by U.S. Offlce of Education. Accompanying fllmstrip $1. Spanish and Portuguese versions of the motion picture are also available Shows what a mandrel is, and on what type of job it can be used to advantage, how to fit the mandrel into the workpiece, how to mount the mandrel and work between centers, how to protect the mandrel from injury by cutting tools, how to cut a bevel, using the compound rest, and how to calculate speed and feed and set the controls TURNING WORK OF TWO DIAMETERS. Castle 1942 14min sd $25.71 621.9 sh-c-tr Guide Produced by the U.S. Office of Education, companying fllmstrip $1 Emphasizes the care and operation of the machine, the necessity for advance planning of the work, the setup for the job, the necessity for checking with the blueprint, laying off and nicking the piece for machining, rough and finish turning to close tolerances, rough and flnish facing, and rough and finish turning of fillets TURRET LATHE— AN INTRODUCTION. Castle 17min sd $29.29 621.9 sh-c-tr-ad Guide Produced by U.S. Office of Education. AcAccompanying filmstrip $1 Shows the functions of the head, hexagon turret, square turret, and bed and how to determine the sequence of operations USING A BORING BAR BETWEEN CENTERS. Castle 1944 22min sd $33.60 621.9 sh-c-tr-ad Guide A U.S. OflJce of Education production. Accompanying filmstrip $1 Shows how to set up a boring bar between centers of a lathe; how to clamp an irregular workpiece on a lathe carriage; and how to align the workpiece center with the lathe counterline USING A FOLLOWER REST. Castle 1944 21mln sd $32.87 621.9 sh-c-tr-ad Guide Produced by U.S. Offlce of Education. Accompanying filmstrip $1 Shows what the follower rest Is, and when to use it; how the follower rest supports the work against the pressure of the cutting tool; how to mount the follower rest on the lathe; how to adjust the jaws of the follower rest to the work; and how to lubricate the work to prevent damage to the jaws and workpiece USING A SHELL END MILL. Castle 1944 21min sd $32.87 621.9 sh-c-tr-ad Guide Produced by U.S. Ofllce of Education. Accompanying filmstrip $1 Shows how the vertical miller differs from other milling machines; how to produce a flat surface with a shell end mill on a vertical milling machine; how to use the sliding head; what speed and feed are; and how to calculate them USING A STEADY REST. Castle 1944 25min sd $37.32 ■ 621.9 sh-tr ad Guide Produced by U.S. Office of Education. Accompanying fllmstrip $1. Spanish and Portu 453