Preparing Rotary Table Fixture 1) Mount rotary table on mill and indicate center 2) Rotate table to 0°00' and lock in place 3) Mount tooling plate on rotary table centered top to bottom and 20mm from left edge 4) Drill & tap 10 M6 holes 5) Drill & tap two holes to fit step clamp stud Machining Delapena Frames 1) Mount suitable end mill (I used 16mmx40LOC) Arc #1 - the blue arc in the plan 2) Set rotary table to 0°00' 3) Mount frame with large end at hole #6 w/flanged bushing, small end at hole #10, offset to right 4) Starting from right of part, Y at 0.00, move X axis to 68.00mm + 1/2 cutter dia + 0.1 stock 5) Rotate table CW until cutter clears small end of frame (appx 40°) (conventional cut) 6) Move X to 68.00mm + 1/2 cutter dia and cut CCW back to 0° (finishing climb cut) 7) Repeat 2-6 for all frames Arc #2 - the magenta arc in the plan 8) Set rotary table to 0°00' 9) Mount frame with large end at hole #2 w/flanged bushing, small end at hole #5, offset to right 10) Starting from right of part, Y at 0.00, move X axis to 35.00mm + 1/2 cutter dia + 0.1 stock 11) Rotate table CW until cutter clears large end of frame (appx 80°) (conventional cut) 12) Move X axis to 35.00mm + 1/2 cutter dia and cut CCW back to 0° (finishing climb cut) 13) Repeat 8-12 for all frames Arc #3 (small end radius) - the yellow arc & straight cut in the plan 14) Set rotary table to 0°00' 15) Mount frame with large end at hole #9 w/flanged bushing, small end at hole #3, offset to bottom 16) Starting above part, move X axis 33.00mm, feed Y axis to 5.00mm + 1/2 cutter dia + 0.1 stock 17) Feed X towards right to 0.00mm (conventional cut) 18) Rotate table CW to 162°55' (conventional cut) 19) Move Y axis to 5.00mm + 1/2 cutter dia and cut CCW back to 0° (finishing climb cut) 20) Feed X towards left back to 33.00mm (finishing climb cut) 21) Back off Y above part 22) Repeat 14-21 for all frames Arc #4 - the red arc in the plan 23) Set rotary table to 0°00' 24) Mount frame with large end at hole #4 w/flanged bushing, small end at hole #1, offset to right 25) Starting from left of part, Y at 0.00, move X axis to 15.00mm - 1/2 cutter dia - 0.1 stock 26) Cut CCW until cutter clears part (appx 140°) (conventional cut) 27) Move X axis to 15.00mm - 1/2 cutter dia and cut CW back to off part (finishing climb cut) 28) Repeat 23-27 for all frames Arc #5 (big end radius) - the cyan arc in the plan 29) Set rotary table to 0°00' 30) Mount frame with large end at hole #3 w/short bushing, small end at hole #7, offset to bottom 31) Add strap clamp at bottom 32) Starting from right of part, Y at 0.00, move X axis to 10.00mm + 1/2 cutter dia + 0.1 stock 33) Cut CCW to 201°03' (conventional cut) 34) Move X axis to 10.00mm + 1/2 cutter dia and cut CW back to 0°00' (finishing climb cut) 35) Back off X to the left 36) Repeat 29-35 for all frames Left Cheek Cut 37) Set rotary table to 17°10' CW 38) Mount frame with large end at hole #3 w/short bushing, small end at hole #7, offset to bottom 39) Add strap clamp at bottom 40) With Y above part, Set Z (quill stop) to 8.00mm below top surface of part (do not move until done with all right and left cheek cuts) 41) Traverse X back and forth across part moving Y to 7.00mm - 1/2 cutter dia below center 42) With Y above part, move X to 10.50mm - 1/2 cutter dia - 0.1 stock to the right of center 43) Feed Y to 0.00 44) Using quill to nibble small amounts, rotate table CCW to cut radius (appx. 120°) (conventional cut) 45) Lock quill in down position, move X to 10.50mm - 1/2 cutter dia, rotate table CW to finish radius (finishing climb cut) 46) Repeat 37-45 for 1/2 of frames Right Cheek Cut 47) Set rotary table to 17°10' CCW 48) Mount frame with large end at hole #3 w/short bushing, small end at hole #8, offset to top 49) Add strap clamp at top 50) With Y below part, lock quill in down position (8.00mm below top surface of part) 51) Traverse X back and forth across part moving Y to 7.00mm - 1/2 cutter dia above center 52) With Y below part, move X to 10.50mm - 1/2 cutter dia - 0.1 stock to the left of center 53) Feed Y to 0.00 54) Using quill to nibble small amounts, rotate table CW to cut radius (appx. 120°) (conventional cut) 55) Lock quill in down position, move X to 10.50mm - 1/2 cutter dia, and rotate table CCW to finish radius (finishing climb cut) 56) Repeat 47-55 for frames cut above