The Model Engineer and Practical Electrician Volume 15

The Model Engineer and Practical Electrician Volume 15

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1906 edition. Excerpt: ...care should have been taken to allow for the thickness of i.he brass adjusting strip shown in the pian, Fig. 3. This strip requires no explanation, and is held to its work by three -ir. steel grub screws, which may be fitted to the front slide at this stage, their positions being obtained from Fig. 2. The stem and inrer slide should now be machined up to the dimensions shown at Fig. 5, and in doing this it will be found advantageous to get the bottom lace of the stem true first, and then square everything up fiom that. This will help to ensure accuracy when settirg up the tool in the slide-rest. He 1.--Front Elevation. Fig. 3.--Plan. A Light Cutter And Grinding Spindle For The Lathe. bearing, and these holes should afterwards be enlarged to 3-i6ths in. clear for half the distance through and cheese head steel screws fitted therein. Themandrel bearing can now be split in the direction shown at A, Fig. 4. This is best done with a thin hacksaw, care being taken to carry the slit up to the Il-i6ths-in. boss only. Finishing this slit will be a tedious job, and it can be done by using a piece of broken saw blade Fig. 2.--Side Elevation. The small strengthening web shown in the plan is in. thick. Holes for the holding-down plate of the feed-screw are tapped 5-32nds in. The slides should be handscraped to a perfect fit, and the two put together and locked tight. The centre of the front slide should then be marked off on the joint line, and a J-in. tapping hole drilled carelully through. This is then tapped--prelerably with a new tap--and the slides separated, and any burrs removed from the edges of the half-holes. The half-hole on the inner slide should be filed or milled out till it embraces exactly one half of a piece of J-in. steel rod, ...show more

Product details

  • Paperback | 406 pages
  • 189 x 246 x 21mm | 721g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236824970
  • 9781236824974