engi 7962 mastercam lab mill 1 starting a mastercam file...

ENGI 7962 Mastercam Lab Mill 1

Starting a Mastercam file:

� Once the SolidWorks models is complete (all sketches are Fully Defined), start up

Mastercam and select File, Open, Files of Type, SolidWorks Files, your

SolidWorks drawing (License Plate 1)

� The part should be shown with the origin in the lower left bottom corner (hold

down Alt S to shade part).

� Select Isometric & Fit

� Select Machine Type, Mill, Default

ENGI 7962 – Computer Aided Engineering , Memorial University C. Koenig

2

Setting up Machine Group Properties:

� Expand Properties in the Operations Manager and set up Files, Tool Settings, &

Stock Set up

� Type in you group number ie 79621, 79622, 79623 etc (to be assigned)


3

� Pick Select, Source Mill Library, to change material to Aluminum 6061

� Change the following settings then use the mouse to pick the lower left hand

corner of the stock envelop to set up the Stock Origin


4

Operation 1: Facing the top of part

Tool Number: 1

Tool Type: Carbide, 2”Ø, 6 Tooth, Face Mill Save As: Your assigned Group number

� Select Isometric View

� Select C-plane

� Select the outside upper rectangular

profile of the part using Chain


5

� Do not change any values yet, Select Library Tool then pick Filter


6

� Select None under Tool Types to disable all tool selections then select Face Mill,

OK

� Select 2” Face Mill, OK


7

� Change the Feed rate, Spindle speed and Plunge rate as shown

� Change Style to Zigzag, the Across overlap, Along overlap and check all values

are as shown


8

� Activate depth cuts and check all values

� Check all values are exactly as shown


9

� Coolant on

� After each operation use Verify to check the part is

being machined using the correct tool, toolpath

direction, to appropriate depth cuts, rough cuts, &

finish cuts as required.

� Select all operations, Verify

� Select the Simulate Tool, adjust for Quality & Speed


10

Operation 2: Contour 2 ¾” diameter island

Tool Number: 2

Tool Type: HSS, ¾”Ø, 4 Flute, Flat End Mill

� C-plane

� Chain

� Select the lower circular profile of the

2.75Ø island

� Ensure the arrow direction is pointing in a

clockwise direction (climb milling)

� Select Reverse arrow direction if required,

OK


11

� Tool, Select Library Tool, Filter, Tool Types None, End Mill Flat, OK, ¾” Flat End

Mill, OK

� Set Feeds and Speeds and Plunge rate as shown, select Rapid Retract


12

� Activate Lead In/Out, set Entry Length to 25 and Arc Radius to 25 use the double

arrow to copy new values to Exit side


13

� Activate Multi Passes and change the settings as shown

� Set up Linking Parameters and select Use clearance only at start & end of

operation


14

� Turn on Flood coolant



direction, to appropriate depth cuts, rough cuts, finish

cuts as required.


� Select the Simulate Tool, adjust Quality & Speed


15

Operation 3: Contour “star” shape island

Tool Number: 2

Tool Type: HSS, ¾”Ø, 4 Flute Flat End Mill

� C-Plane, Chain

� Select the bottom contour of the star shape

� Chain direction in clockwise direction, OK


16

� The tool selected is the ¾” end mill with speeds and feeds remaining the same as

used the previous operation, select Rapid Retract


17


18

� Activate Lead In/Out and change the values as shown

� Disable Break Through and Multi Passes and set the following values for Linking

Parameters


19

� Coolant On



direction, to appropriate depth cuts, rough cuts,

finish cuts as required.




20

Operation 4: Contour 1.4”Ø

Tool Number: 2

Tool Type: HSS, ¾”Ø, 4 Flute, Flat End Mill

� C-Plane

� Chain, select 1.4” diameter lower profile

� Chain direction in Clockwise direction


21

� Accept the same feeds and speeds as used in the previous operation and select

Rapid Retract


22

� Disable depth cuts and for Lead In/Out change the values as shown


23

� Activate Multi Passes and change the values as shown

� In Linking Parameter change the values as shown


24

� Coolant On



direction, to appropriate depth cuts, rough cuts, finish

cuts as required.




25

Operation 5: Pocket .28”Ø slots x 4

Tool Number: 3

Tool Type: HSS, ¼”Ø, 2 Flute, Flat End Mill

� C-plane, chain, select the bottom of all 4 pockets making sure each chain will

machine in a counter clockwise direction


26

� Tool, Select library tool, Filter Tool Type- None, Flat End Mill, OK, ¼” Flat End

Mill, OK

� Change the Speeds, Feeds, Plunge, Retract as shown and select Rapid Retract


27

� Cutting method Parallel Spiral and change the values as shown


28

� Entry Off

� Set Finish values as shown


29

� Disable Lead In/Out & Depth Cuts and set the Linking parameters as shown

� Coolant On

� Verify, Select all operations and check this operation


30

Operation 6: Drill - centre drill & break sharp edges x 4

Tool Number: 4

Tool Type: Carbide, 1/2”Ø, 2 Flute, 90° Spot Drill

� Select Top View from the

Graphics View toolbar, Fit

� Select the centre point of each of the four holes, OK


31

� Select Tool, Select Library Tool, Filter, Tool Type- None, Spot Drill, OK, ½” Spot

Drill, OK


32

� Change the Feed & Speed as shown

� Cut Parameters Drill/Counterbore


33

� Change the settings below then pick the Depth calculator icon to the right of the

Depth value box

� Change Finish Diameter to .22 which will break the sharp edge for each the .191”

Ø drill

� Select Overwrite depth


34

� Note the depth Mastercam has calculated for the counter sink (Depth .19)

� Turn on coolant

� After each operation use Verify to check the

part is being machined using the correct tool,

toolpath direction, to appropriate depth cuts,

rough cuts, finish cuts as required.




35

Operation 7: Drill - drill thru .191”Ø (drill #11) x 4 thru

Tool Number: 5

Tool Type: HSS, .191”Ø, 2 Flute Drill

� Select Top View from the Graphics View toolbar, Fit

� Select the centre point of each of the four holes, OK


36

� Select Tool, Select Library Tool, Filter, Tool Type- None

� Select Drill icon, OK, No. 11 Drill, OK


37

� Change Feed rate & Spindle speed

� For Cycle select Peck Drill (this will break the chips while drilling through)


38

� Change the values as shown for Linking Parameters

� Select Tip Compensation and break through .030”


39

� Coolant On

� After each operation use Verify to check the part is being machined using the

correct tool, tool path direction, to appropriate depth cuts, rough cuts, finish

cuts as required.



� Now use Backplot, view iso metric, fit, select all operations, adjust the speed

control and backplot, check each operation carefully, try a front or right side

view, fit and backplot again.


40

Operation 8: Contour- break sharp edge on 2.75” Ø

Tool Number: 4

Tool Type: Carbide, ½”Ø, 2 Flute, 90° Spot Drill


41

� Select the upper 2 ¾” Ø contour

� Ensure the chaining direction will be in the clockwise

direction

� Select the ½” Spot Drill and change Feed rate &

Spindle speed as shown below, select Rapid Retract


42

� 2D Chamfer, Width .015, Tip Offest .015

� Disable Depth Cuts, Lead In/Out, Break Through & Multi Passes and change

settings as shown

� Turn Coolant On and Verify this Operation


43

Operation 9: Contour (Engrave Engineering logo)

Tool Number: 6

Tool Type: HSS, 1/8”Ø, 2 Flute, Centre Drill

� File, File Merge/Patterns

� Find the logo in the 7962

folder, select

ENG_LOGO_CAE_FINAL,

OK.

� Select Top View, Fit, zoom in on the logo, select the logo path with a Window

selection box


44

� 3D

� Select Window and draw a window around the logo

only

� Sketch approximate start point on the logo path, OK


45

� Tool, Select library tool, Filter, Tool types- none, select Centre Drill, OK, select

1/8” Centre Drill, OK

� Modify the Feed rate & Spindle speed, Plunge & Retract speeds


46

� Compensation type Off as the tool will run on center to engrave

� Change Linking Parameters as shown

� Coolant On and Verify


47

Generating a Tool List:

� First set up the type of tool list- Settings,

Configuration, Toolpath, Setup Sheet

program, GUI, OK

� Then select all operations in the Operations

Manager

� To view Tool List, right click in the Operations

Manager and pick Set Up Sheet

� Select Internal, Auto-read operations &

toggle tools image on left, print the Tool List

& the Set up sheet

� Check all tools, tool numbers, feeds & speeds

are correct as per the tutorial settings


48

� Print Tool List

� Print Set Up sheet


49

Posting a file:

� Before Posting a file check your work. Verify, Backplot and check all tool settings

� Select all operations, Backplot, pick the Info tab and check the total cycle time

(under 20 minutes)

� Select all operations in the Operations Manager & Post Selected Operations


50

� Save your file, Save As: the group number you were given (i.e. 79621, 79622 etc.)


51

� Verify your code and print the first page of code

� The Work Set offset for the Hass Super Mini Mill is set up at G55. In the

Mastercam editor Find & Replace G54 with G55.

� Replace all and check that this has been done for each tool.

� Save the new NC file

Congratulations - you have completed the Mastercam Mill 1 tutorial!

Now on to the Haas Super Mini Mill tutorial where you will make the part!

engi 7962 mastercam lab mill 1 starting a mastercam file...

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