The school of Gas Turbine Technology, NGTE Farnborough: 53 Photos and drawings

1 KB.5744: Photo perspective view of profiling machine head Model A. 2 KB.5654: Blade details as supplied by Design office. 3 KA.5619: Drawing feed drive pulley assembly 18:1 9.25:1 & 4:1 ratios. 4 KA.5011: Drawing arrangement slide cover work end. 5 KA.5244: Drawing of assembly of grinding head mounting. 6 KA.5022: Drawing of arrangement of saddle traverse gearing. 7 KA.5246: Drawing of assembly of transmission control gear. 8 KA.5155: Drawing of arrangement of internal dressing device. 9 KA.5080: Drawing of assembly of countershaft. 10 KA.5670:(sh1) Drawing of GA of profiling machine head Model A. External operations. 11 KA.5670 (sh2) Drawing of GA of profiling machine head Model A.End view, with covers removed. 12 KA.5655: Graph layout of internal cam for blade W2/700lb issue.2 Timing correction allowed for. 13 Photo 721: View of profile head with end covers removed. 14 Photo 1091: Three quarter view, from work end of internal grinding machine. 15 Photo 1254: Three quarter view from work end of external grinding machine. 16 Photo 1302: Milling a profile on a No.2 Plain Millwaukee Horizontal milling machine. 17 Photo 1303: Three quarter front view of external grinding machine showing wheel in grinding position. 18 Photo 1304: Close up of external grinding machine. 19 Photo 1306: Checking a profile on a No.2 Plain Milwaukee horizontal milling machine. 20 Photo 1307: Close up of equipment for checking a profile cam. 21 KA.5000:(sh.1) Drawing of Universal profiling machine external grinding model. 22 KA.5000:(sh.2) Drawing (plan view) of Universal profiling machine external grinding model. 23 KA.5302:(sh.1)Drawing of Universal profiling machine internal grinding layout. 24 KA.5302:(sh.1)Drawing (plan view) of Universal profiling machine internal grinding layout. 25 KA.5670: Drawing of GA of profiling machine head Model A. Internal operation. 26 KA.4972: Drawing of Quick assembly for turbine blade A.5794. 27 Photo 2000: Close up of external turning machine. 28 Photo 2015: Sequence of operations in profiling a turbine blade. 29 KB.4882:Profile cam prior to cam milling. 30 KC.4922: Holder for projecting test washers. 31 KA.4953: Chuck assembly for turbine blade A.5794. 32 KC.5673:Operation drawing of cam after cam milling. 33 KA.5367: Cam layout. 34 KA.5658: Graphic layout of cam for grinding external control blade W2/700 lb for 800 Cam ratio 4:1/ correction made for errors in profiling head. 35 KA.5351: Cam layout. 36 KA.5656: Graphic layout of internal grinding cam for blade W2/700lbs. issue.2. Timing correction and increased run-out clearance included. 37 KA.5366: Cam layout. 38 KA.5657: Graphic layout of cam for W2/700lb blade external contour SP errors in profile head allowed for. 39 KA.5352: Cam layout. 40 KB.5648: Instruction sheet on angular relation between blade & cam. 41 KA.5661: Protractor for overlaying on blade sections to obtain figures for constructing graphic layouts. 42 KA.5660: W2/700lb & 800lb blade. Section 7. 43 KB.5153: Feed cam. 44 KA.5639: Method of calculating feed cam stroke for profiling machine type A. 45 KA.5659: Layout of W2/700lb & 800 blade. 46 Photo 2010: Close up of internal turning machine. 47 Photo 2012: Close up of internal grinding machine. 48 Photo 2008: General view of internal grinding machine. 49 KB.5332: Machining fixture for chucks KB.5330 & KB.5343. 50 KB.4945: Profiling machine . Assembly of work arbour. 51 KA.5662: Layout of section of W2/700lb & 800 blade for projection purposes. 52 KC.5308: Turbine blade blank. Details for machinists etc. 53 KC.4913: Assembly of test fixture