how to do tapers on HAAS CNC machine

How to do tapers in HAAS CNC

1. Cut Jaws, set part
2. Go to Chamfers
3. Touch the face and ID of the part
4. Measure the ID of the bore
5. Measure the big size of the taper
6. Sustract those 2 measures and divide the result by 40.
7. The result is the aproximate numbers of cuts that you have to make.
8. Find the X number in your screen, must be around -10.437
9. Sustract .040 from that measurement.


1st cut
      -
2 cut

3 cut

4 cut

5 cut

6 cut

7 cut

8 cut

9 cut      (take measurements before finishing)

10 cut

11  cut

12 cut

   Tapers
Always use  half degrees on Angle line
     X      -     _____________________
     Z   Lenght of piece + .0060
     Z    Lenght of piece + .0060  (if asked)
     Dept of Cut        .500
     Chamfler        (ODT   +    .060)
      Feed               .007
      Angle   ____________________
       Spindle speed   450

       Tool   .015

       To calculate angle  Multiply number x .0166

                                   Dept mic size times
   1/2                .0416
                        0.4992        1° 11'' 36.5''
   3/4                 .0625
 Letters         3.57982        1° 47' 23.6''
  1 1/4             .10416
                       1.24992        2°58' 53.2''
  1 ½               .125
                       1.500            3° 34' 34.8''
  8°                 .13986
Numbers    1.67832          4° 0' 06.5''    4 for 8 degree
          (look at programing on HAAS CNC next)