As element of the needed class expertise pupils need to be able to outline the course of action concerned in taking a sq. picket blank and getting ready it for turning amongst centres. These pics depict that process chronologically.
Phase 1 * Preparing of picket blank. Minimize to dimension. Sand square. Mark throughout diagonals. Centre punch the centre position. Use spring dividers to mark circumference. Repeat on other conclusion.
Phase 2 * Airplane off corners down to circumference line. This will take cross part from sq. to octagon. This lowers force on chopping toll in original prep of blank. Mount between fork [driven] centre and useless [or live ] centre at tailstock stop. Utilize grease a useless centre end. apply drive from tailstock end to power fork into materials at driven conclude. Adjust toolstock height to suit. Verify for clearance.
Stage 3 * Roughout using scraper to diameter. Use blend of gouges and skew chisels to incorporate beads and other decorative detailing as demanded. Be certain spindle velocity is ideal for material and cross part beneath consideration. Obey all basic safety directions.
Posted by Jordanhill School D&T Dept on 2009-11-17 18:18:14
Tagged: , Jordanhill School , Section of Design and style and Know-how , Wooden Turning , Woodwork Lathe , Preparing of Blank , Knowledge and Knowledge , KU , Craft & Structure , Merchandise Design and style , Producing Processes , Wooden Course of action
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