Tool Design Option_proe

8/17/2019 Tool Design Option_proe

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Tips and T

Tool Design

chniques Series

ption


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Topics

Before You Start: Set Up anRecommendations

Geometry CreationRecommendations

About Family Table Molds

Using Cutout and MergeFunctions to Simplfy Mold

© 2003 PTC

esign


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Before You Start: SeRecommendations

© 2003 PTC

t Up and


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Prep: Plan Your Top Level M► Mold Layout - (.asm)

Cavity assemblies arepopulated in the top level moldassembly using Mold Layout

Mold bases, IMM, and othercomponents also assembled at

top level mold assembly

Ejector pins, waterlines,runners, etc. are created at toplevel mold assembly

© 2003 PTC

ld - Assembly► Application

Example Top Level MoldStructure


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Prep: Plan Your Mold CavityManufacturing► Mold - (.mfg

Ref Parts and Work pieces

Al l Parting Sur faces and/or Volumes

needed for splitting

Trim occurs automatically in split

Splits:

Note: First Split is 2 Volume

all wkpcs and the rest are 1

volume removed from the

“ T”, or temporary volume

Extracts: Use start parts

© 2003 PTC

esign -)


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Prep: Helpful Config.pro Setti

enable_absolute_accuracy

•If yes, all components createdmodel absolute accuracy

•Only works at time of creation

accuracy_lower_bound n

•Must be set to a value low enorelative accuracy desired (ex:

pro_catalog_dir path

mold_layout_origin_name n

•Specifies the mold csys that thautomatically; does not create

pro_library_dir path to m

© 2003 PTC

gs

yes

during mold session will be set to design

mber

ugh for highest absolute accuracy or.0000001)

ame

Cavity Layout will referencecsys

ldbase library


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Prep: Helpful Config.pro Setti

mold_vol_surf_no_auto_rollbac

•If set to no, PS and Volume

•Only works at time of PS or

mdl_tree_cfg_file

hat always shows features and mold


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Prep: Template Models and

"Startpart" for Extracts (.prt)

•Datums, views, csys, paramet

Drawing template for Core and Cavi

•Core and Cavity drawing with

Assembly for Top Level Mold Asse

•Same info as Mold Model

Drawing for Top Level Assembly (.

•Parameters, BOM, etc - copy it

Customized Mold Bases (.asm) and

© 2003 PTC

rawings You Should Create

rs

ty (.drw)

iews, params, notes

bly (.asm)

rw)

with Top Level Mold Assembly

Catalogs


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Geometry Creation

© 2003 PTC

ecommendations


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Create Parting Geometry - G

Create Parting Surfs and/or Moldused as parting geometry

Tip: CREATE SIMPLE PARTING S

•No need to copy surfaces of the rcopying in surfs will result in an u

complicated and non-robust parti

•Use Split “Classify” for creating th

•Use Skirt Parting Surface to creatstyle parting surface if needed

Libraries of mold UDF’s can be usgeometry such as sl iders, core piicons can be created for these ap

“ Same Model” option for ref partreference patterns for geometry s

© 2003 PTC

neral Practices

olumes that wil l be

RFACES

ference model - necessarily

g surface

detailed geometry

the “Swiss Cheese”

ed for special inserts, etc. - customlications

llows user toch as core pins


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Gap de

Parting Line - Silhouette Curv

Benefit : Rapidly deal withanomalies found along theparting line

Finds, highlights and

manipulates theendpoints of curves

Allows creation ofgeometry that is easierto manufacture

© 2003 PTC

Silhouette Curve Dialog w/ Gap Closure

ected Gap closed to

upper point

Gap Detection and Repair


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Parting Line - Silhouette CurvSlides

Benefit: "Slides" optionautomatically compensates forundercut(s) during SilhouetteCurve creation

Interprets volumes and/orcomponents used as slidesand creates correct partinglines

Intelligent: automatically

excludes unnecessaryedges from parting line

© 2003 PTC

Automatic Interpretation of

Silhouette Curve Dialog w/ Slide Interpretation


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Skirt Surface Extension Direc

Benefit : Rapid creation of amore flexible and customizableautomatic Skirt parting surface

Extension direction arrows

automatically display atvertices and selected points

Determine the direction inwhich surface patches wil l beextended by selecting edges,planes and/or csys

© 2003 PTC

ion Control

Skirt

Dialog:

Extension

Control

Auto Extension Direct ion Arrows


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Automatically Split the Workpi

Split feature automaticallycalculates and createscomplicated impressiongeometry based on partinggeometry

Trapped “ islands” of geometrywil l be handled by SplitClassification

The final split wil l create coreand cavity volumes

© 2003 PTC

ece to Create Inserts

plitt ing with Classification

of “ Leftover” Geometry


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Splitting Wizard - Diagnoses

Benefit : Diagnoses andsuggests solutions if splitfails

Detects and highlights

“ Holes” and “ Gaps” inparting geometry

Includes ability to saveintersection curves as afeature for further analysis

If split fails, use “ Item Info”in the recovery menu

UI t

Cur

© 2003 PTC

plitting Problems

Save Split Intersection

ves


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Create First Split to Create TVolume, All Workpiece

First split creates 2 volumes -“ T” and some other volume(I.e. core pin)

“ T” volume will be reused forone volume splits

Islands of geometry will behandled by split classification -no need for complicatedparting geometry

© 2003 PTC

mporary “T” Volume - 2

First Split Creates “ T” Volume


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One Volume Splits for Rest of

Continue to performone volume splits removingmaterial from the “ T” volume

If split failure occurs, checkthat the parting geometry is

valid

If split failure persiststry resetting the absoluteaccuracy of all models,including the mold, to design

model absolute accuracy

© 2003 PTC

Cavity Geometry

Continue Splitting


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Final Split Creates the Final

The final split create the finalvolume

In this way, no extra volumesare created

© 2003 PTC

olume

Split Core and Cavity


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Automatically Create Insert P

“ Create Mold Component”dialog enables the automaticcreation and renaming of moldinsert parts and use of “ startpart” templates

© 2003 PTC

rts

Extract Dialog


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Clean Up and Verification of

Use the Blank/Unblankfunctionality to clean up thedisplay of parting surfs,volumes and components -capable of reverse blanking to

select i tems on the screen thatare currently blanked

Verify the design of cavityusing Mold Opening

© 2003 PTC

old Opening

Blank/Unblank Dialog


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Mold Features in Part Mode

Benefit: Allowscreation of moldfeatures such asSilhouette Curve,Waterline and

Runner in Partmode during amold session

© 2003 PTC

I for Mold Features in Part

Mode


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Creating A Fami

© 2003 PTC

ly Table Mold


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Creating A Family Table Mold

When to Use It: Make a Family Tmodel variations through Famil

Benefit: Allows family tabled de

Design Mod© 2003 PTC

able mold when you have designTable

ign models to be used

l is Different


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Creating A Family Table Mold

Family Table Hierarchy

Different Level

Tabl© 2003 PTC

s of Family

s

Model Tree


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Variable Cavity Layout: Using

Family Table Subst itution Using“ Variable” Cavity Layout

Reasons to use Variableinclude:

•pattern dimensional difference

•core/cavity/slider is differentdue to waterline, runner, etc.cuts

•design model variations

“ Variable” Cavity Layoutpermits substitution of familytable assembl ies

Family table mold (.mfg) mustbe built prior to substiturion

© 2003 PTC

Family Table Substitution

Family Table

Substitution Using

Variable


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Technique When A&B Plates

“ CutOut and then Merge” TechniquCore and Cavity

Benefit: User only has to deal withhe can CutOut and Merge

Use workpiece to make the

Component ► Advanced ► Cu

Merge may require accuracy ch

◄C

Me

An

© 2003 PTC

are the Core and Cavity

e for When A & B Plates are the Actual

a single Ref Part per cavity and then

out

ange

tOut

ge►

then


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Format Package Notes

CATIA® ATB Inter-facefor CATIA® II

Does not rCSG histor(Advanced

DESKTOP

Foundation Requires Pfile

ICEM Foundation Requires I

CADDS5

Foundation Does not rcurrently

CDRS Foundation Does not r

Direct Translation with AssociBus (ATB)

Import other formats directly int

Modify in Pro/ENGINEER

Export directly back to other forthe native system

© 2003 PTC

quire CATIA®. Associative drafting andsupport planned for release 2001

Migration Extension – AMX)

ro/DESKTOP to create an intermediate

EM to create an intermediate file

quire CADDS 5. Available UNIX only

quire CDRS

tivity: Associative Topology

Pro/ENGINEER

mat so changes are reflected on


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MEDUSA Foundation 3D AS

PDGS Foundation Does n

CADAM® Foundation

AUTOCAD®

DXF/DWG

Foundation DXF suDXF wil

ACIS (SAT) Foundation Import

Other non-ATB Direct Transla

Import other formats directly intdistortion

© 2003 PTC

II Format

t require PDGS

pport up to AUTOCAD 2000®. 3Dl follow soon

001, Export will follow soon

tions

Pro/ENGINEER with no data


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Repairing Imported Data: Im

Import Data Doctor Option (DDO) algeometric data more easily

It provides:

Tools for automating the clean

Constraint Manager for constr

Ability to collapse surfaces ma

All of these tools dramaticmanually clean up an imported or ldoes not require users to have any

© 2003 PTC

ort Data Doctor Option

lows users to repair imported

p process

ining geometry so it won’t be modified

in Pro/SURFACE

lly reduce the time required togacy model and Import Data Doctorexperience to achieve good results


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IGES Foundation

STEP Foundation AP202,

SET Foundation

VDA FoundationECAD Foundation IDF 2.0,

SLA (STL) Foundation

CGM Foundation MILSP

COSMOS Foundation

PATRAN® Foundation

SUPERTAB™ Foundation

JPEG Foundation

TIFF Foundation

RENDER Foundation

Industry Standard Translation

© 2003 PTC

AP203, AP214

3.0

C MIL-D-28003A


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Format What to use

CATIA® ATB Interface

UNIGRAPHICS andPARASOLID kernels

Import the file iPro/ENGINEE

I-DEAS MastersSeries Import the file iPro/ENGINEE

ACIS kernels Import .SAT fil

Referencing the information from the sales guides and internal sources.

Tips: Best Direct Translation2001

© 2003 PTC

or CATIA® II

nto Pro/DESKTOP and then export to

nto ICEM and then into

s directly into Pro/ENGINEER

ther CAD Formats as of


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ATB Interface by 2I-DEAS

Direct Import by 20PARASOLID

kernels

ATB Interface by 2UGMechanismFormat

ACIS Export by 2002

Future Direction

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Tool Design Option_proe