Instruction for part program generating

using KSPT/KSPF package

1. Description of geometry

1.1. Geometrical elements

Element

Positions of geometrical elements (coordinates or definition method)

number

X [mm]

Z [mm]

P1

0

0

P2

8

0

L1

Line through P1 and P2 points

P3

10

-2

L2

Horizontal line through P3 point

L3

Vertical line Z=-30

P4

Intersection point of L2 and L3 lines

L4

Vertical line Z=-40

L5

Horizontal line X=15

P5

Intersection point of L2 and L4 lines

P6

Intersection point of L4 and L5 lines

L6

Vertical line Z=-60

L7

Line at the angle of 45

o

to horizontal direction

P7

Point on L7 line with coordinate Z=-50

C1

Circle with centre in P7 point and radius R=10

P8

Intersection point of C1 circle and L5 line

P9

Intersection point of C1 circle and L6 line

P10

Intersection point of L6 and L7 lines

L8

Horizontal line X=55

P11

Intersection point of L7 and L8 lines

L9

Vertical line Z=-160

P12

Intersection point of L8 and L9 lines

L10

Vertical line Z=-170

P13

Intersection point of L8 and L10 lines

L11

Horizontal line X=60

P14

Intersection point of L10 and L11 lines

P15

Intersection point of L1 and L11 lines

Base point coordinates

X = 80, Z = 20

1.2. Description of contours

1.2.1. Contour for finishing – O1

Geometry/Contour/1.Define
Input No:1, click on the arrow and choose Point No.
Repeat operation for points: P2, P3, P5, P6, P8, P9, P10, P11, P13, P14
Allowance D=1 (to use in roughing contour O11)
Finish contour definition by pressing END button.

1.2.2. Contour for roughing – O11

Geometry/Contour/B.Allowance contour
Nr:11, O:1, Str:-1 (allowance contour will be placed upper and on right)

1.3. Base point coordinates

Edit, write BAS/ZS20,XS80

2. Technology

2.1. Tools definition

2.1.1. Facing and Roughing

Technology/Tools/Definition
Choose the right cutter (roughing/finishing cutter - form cutter - grooving cutter - drill)

-

Tool No: 1,

-

Identifiers of - tool1: 71.26 RA 3225,

-

Insert: TNMG 2204,

-

Holder: - ,

-

Insert material: S10,

-

Total length: 150,

-

Width * Height: 3225,

-

Z: -36,

-

X: -150,

-

R: 0.8,

-

Characteristic Point No: 0,

-

Tool cutting edge angle: 93,

-

Auxiliary tool cutting edge angle: 27.

2.1.2. Finishing

Technology/Tools/Definition
Choose the right cutter (roughing/finishing cutter - form cutter - grooving cutter - drill)

-

Tool No: 2,

-

Identifiers of - tool1: NNWd 3225

-

Insert: -,

-

Holder: - ,

-

Insert material: S10,

-

Total length: 150,

-

Width * Height: 3225,

-

Z: -30,

-

X: -150,

-

R: 0.1,

-

Characteristic Point No: 0,

-

Tool cutting edge angle: 100,

-

Auxiliary tool cutting edge angle: 50.

2.1.3. Threading

Technology/Tools/Definition
Choose the right cutter (roughing/finishing cutter - form cutter - grooving cutter - drill)

-

Tool No: 3,

-

Identifiers of – tool: NNGr 3225,

-

Insert: -,

-

Holder: - ,

-

Insert material: S10,

-

Total length: 150,

-

Width * Height: 3225,

-

Z: -27,

-

X: -150,

-

60.

2.2. Operations – Tool path generating

2.2.1. Facing

a) Cutting parameters - Technology/Cutting parameters:

-

Feed 0.1 mm/rev

-

Rotational speed 355 rev/min

-

Coolant on

-

Direction of revolutions CCW

b) Tool calling – Technology/Tools/Calling

Click on required tool, assign tool number, position in head and corrector number.
Choose upper head and return to base.

c) Tool path in “Operation” mode – Technology/Machining/Operations

-

click dashed arrow (positioning movement), Coordinates Z=0, X=61,

-

click continuous arrow, Coordinates Z=0, X=0,

-

click dashed arrow, Coordinates Z=20, X=80.

2.2.2. Roughing

a)

Tool calling – Technology/Tools/Calling

b) Tool path in “Cycle” mode – Technology/Machining/Cycles

-

choose the “roughing” icon,

-

Ending Contour No 11,

-

Starting Contour No -- (default dimensions of workpiece),

-

Max. depth of machining 3 [mm],

-

Approach value 1,

-

Choose Feed directions and Cycle type,

-

click OK and input cutting parameters: Feed 0.3 mm/rev, Revolutions 450 rev/min.

2.2.3. Finishing

b)

Tool calling – Technology/Tools/Calling

b) Tool path in “Cycle” mode – Technology/Machining/Cycles

-

choose the “finishing” icon,

-

Contour No 1,

-

Approach value 1,

-

Retract value 1,

-

Allowance 1,

-

Engagement angle 0,

-

Disengagement angle 0,

-

Choose Type of contour,

-

click OK and input cutting parameters: Feed 0.1 mm/rev, Revolutions 560 rev/min.

2.2.4. Threading

c)

Tool calling – Technology/Tools/Calling

b) Tool path in “Cycle” mode – Technology/Machining/Cycles

-

choose the “threading” icon,

-

click metric,

-

click standard,

-

click constant pitch,

-

click external,

-

click radial feed,

-

click Constant chip section,

-

click OK and input other parameters:

-

Initial thread diameter 20

-

Starting Point No 3,

-

Ending Point No 4,

-

Approach value 1,

-

Retract value 3,

-

Move back value 1,

-

Number of passes 10,

-

click Slantwise engagement,

-

click OK and input cutting parameters: Feed 2.5 mm/rev, Revolutions 180 rev/min.

2.3. Simulation according to CLData

Save CLData file (File/Save CLD.DTA) and simulate cutting (Simulators/Simulation).

2.4. Generating part program for CNC machine tool

Choose the right postprocessor (Postprocessors/List of postprocessors) and follow the
instructions to finish the part program.

2.5. +3+
2.6.+

2.7.

Simulation according to part program – Simulators/ISO code pgm simulation

3.

Elaboration of part geometry and technology using

“Group Technology” mode

a) start polish version of KSPT/KSPF package,

b)

choose “Technologia grupowa” (Group Technology) option – Technologia/Obróbka,
Technologia grupowa,

c)

click Wałki (Shafts) and choose the most similar part,

d)

input the right dimensions according to drawing symbols,

e) generate the part program for CNC machine tool.