concept modellers

CH7 CONCEPT CH7 CONCEPT MODELLERSMODELLERS

TYPES OF MODELLERSTYPES OF MODELLERS

3D SYSTEMS THERMOJET PRINTER 3D SYSTEMS THERMOJET PRINTER (MULTI-JET MODELLER)(MULTI-JET MODELLER)

SANDERS MODELMAKER II (INKJET SANDERS MODELMAKER II (INKJET MODELLING TECHNOLOGY)MODELLING TECHNOLOGY)

Z-CORPORATION Z402 (3D PRINTER)Z-CORPORATION Z402 (3D PRINTER) STRATASYS GENISYS XS PRINTERSTRATASYS GENISYS XS PRINTER JP SYSTEMJP SYSTEM OBJECT QUADRA SYSTEMOBJECT QUADRA SYSTEM

3D Printing (3DP) was developed by MIT; licensed 3D Printing (3DP) was developed by MIT; licensed to several companies including Soligen Corp and to several companies including Soligen Corp and others. others.

Multi jet modeling was developed by 3d systems Multi jet modeling was developed by 3d systems in 1995.in 1995.The MJM machine was marked as the Actua 2100 The MJM machine was marked as the Actua 2100 but since 1998 it has been known as the Thermo but since 1998 it has been known as the Thermo jet printer.jet printer.

Thermo-jet has multiple ink-jet heads, which allow it to deposit and entire layer in one pass. This allows for true rapid model production

1. 3D SYSTEMS THERMOJET PRINTER

PROCESSPROCESS

Ink-jet printing head deposits a fluid Ink-jet printing head deposits a fluid to fuse powder material. to fuse powder material.

Unbound powder remains to support Unbound powder remains to support the part. The platform is lowered as the part. The platform is lowered as more material is added and the more material is added and the process continues its future cycles. process continues its future cycles.

Part are the removed from machine, Part are the removed from machine, unbound powder removed and part unbound powder removed and part continues post-process. continues post-process.

PROCESS PARAMETERSPROCESS PARAMETERS

3D SYSTEMS, 20003D SYSTEMS, 2000

ResolutionResolution 300DPI300DPI

Maximum model sizeMaximum model size 250 x 190 x 200 mm250 x 190 x 200 mm

Modeling materialModeling material Thermojet 88 and Thermojet 88 and TJ2000 thermoplasticTJ2000 thermoplastic

Material color optionsMaterial color options Neutral, grey, or blackNeutral, grey, or black

Material capacityMaterial capacity 5.9 Kg5.9 Kg

Material loadingMaterial loading 2.3 Kg cartridge2.3 Kg cartridge

InterfaceInterface Ethernet 10/100 base-TX RJ-45 cable Ethernet 10/100 base-TX RJ-45 cable TCP/IP protocolTCP/IP protocol

Platform Platform supportsupport

Silicon graphics IRIX v6.5.2Silicon graphics IRIX v6.5.2

Hewlett Packard HP-UX v 10.2 ACE Hewlett Packard HP-UX v 10.2 ACE

Sun micro systems Solaris v2.6.0Sun micro systems Solaris v2.6.0

IBM RS 6000 AIX v4.3.2IBM RS 6000 AIX v4.3.2

Windows NT v4.0Windows NT v4.0

Power Power consumptionconsumption

230 VAC, 50/60 Hz, 6.3 Amps230 VAC, 50/60 Hz, 6.3 Amps

DimensionsDimensions 1370 x 760 x 1120 mm1370 x 760 x 1120 mm

WeightWeight 375 Kg375 Kg

ADVANTAGESADVANTAGES produce extremely fine resolution and surface produce extremely fine resolution and surface

finishing; as good as CNC machining finishing; as good as CNC machining allow designers to effectively communicate design allow designers to effectively communicate design

intent to others - other designers intent to others - other designers The Thermo Jet printer overcomes the limitations of The Thermo Jet printer overcomes the limitations of

2D simulations, which do not fully convey design 2D simulations, which do not fully convey design intent and require a technical understanding of how intent and require a technical understanding of how to interpret such drawings or screen views to interpret such drawings or screen views

The Thermo Jet printer's automated build The Thermo Jet printer's automated build process can supply this model in a few hours, process can supply this model in a few hours, compared to days or weeks for traditional compared to days or weeks for traditional modelmaking processes. modelmaking processes.

DISADVANTAGESDISADVANTAGES

Relative long build time Relative long build time After the build, the part is enclaved inside After the build, the part is enclaved inside

a wax block and is required some solvent a wax block and is required some solvent to dissolve wax to dissolve wax

Currently, only one proprietary Currently, only one proprietary thermoplastic material is available which thermoplastic material is available which limited the application of the process limited the application of the process

Because of the low speed and the size of Because of the low speed and the size of the working envelop, it is not appropriate the working envelop, it is not appropriate for large parts for large parts

APPLICATIONSAPPLICATIONS

design visualization design visualization prototyping/CAD prototyping/CAD metal castingmetal casting architecturearchitecture educationeducation geospatial geospatial healthcare healthcare entertainment/retail entertainment/retail

In these cases by switching to Rapid prototyping In these cases by switching to Rapid prototyping machines you can expect to significantly machines you can expect to significantly reduce production time and cost for the reduce production time and cost for the completion of any project. The process works completion of any project. The process works by using ArtSTL to convert any of your by using ArtSTL to convert any of your existing Art CAM relief files, (including existing Art CAM relief files, (including wrapped rings), into Stereo Lithography (STL) wrapped rings), into Stereo Lithography (STL) format. The STL file is then transferred over format. The STL file is then transferred over to the Rapid prototyping machines (or 3D to the Rapid prototyping machines (or 3D printer). printer).

Model master have found that the 3D Thermo Model master have found that the 3D Thermo jet from 3D Systems is a fast low cost solution jet from 3D Systems is a fast low cost solution for producing these. The Thermo Jet has a for producing these. The Thermo Jet has a “printer” head producing a flow of hot wax “printer” head producing a flow of hot wax built up layer-by-layer and in a matter of built up layer-by-layer and in a matter of minutes gives you an accurate wax model of minutes gives you an accurate wax model of your Art CAM relief. your Art CAM relief.

CASE STUDY : JEWELLERY INDUSTRY

The Sander Model Maker product is produced The Sander Model Maker product is produced and distributed by Sanders Prototype, Inc. and distributed by Sanders Prototype, Inc. of Wilton, NH, USA. It was developed in of Wilton, NH, USA. It was developed in 1994 1994

Ink jet printing comes from the printer and Ink jet printing comes from the printer and plotter industry where the technique plotter industry where the technique involves shooting tiny droplets of ink on involves shooting tiny droplets of ink on paper to produce graphic images. RP ink jet paper to produce graphic images. RP ink jet techniques utilize ink jet technology to techniques utilize ink jet technology to shoot droplets of liquid-to-solid compound shoot droplets of liquid-to-solid compound and form a layer of an RP model and form a layer of an RP model

2. Sander Model 2. Sander Model Maker IIMaker II

PROCESSPROCESS

This technology combines a This technology combines a proprietary thermoplastic inkjet proprietary thermoplastic inkjet technology with high0precision technology with high0precision milling to build models or patterns milling to build models or patterns that have a dimensional accuracy of that have a dimensional accuracy of +/-13 micrometers over 229mm in +/-13 micrometers over 229mm in the Z-axis and up to +/-0.025mm the Z-axis and up to +/-0.025mm over 76mm in the X-Y planesover 76mm in the X-Y planes


Build envelopBuild envelop 304.8 x 152.4 x 228.6 304.8 x 152.4 x 228.6 mmmm

Layer thicknessLayer thickness 0.013mm-0.13mm0.013mm-0.13mm

Minimum feature sizeMinimum feature size 0.25mm0.25mm

Dimensional accuracyDimensional accuracy +/-0.025mm per 25mm +/-0.025mm per 25mm in X, Y and Z axesin X, Y and Z axes

Surface finishSurface finish 32-63 micro-inches 32-63 micro-inches (RMS)(RMS)

Wall thicknessWall thickness 1mm1mm


Size of micro-dropletSize of micro-droplet 0.076mm0.076mm

Plotter carriage speedPlotter carriage speed Up to 500 mm per Up to 500 mm per secondsecond

Footprint Footprint 889 x 660889 x 660

Supported formatsSupported formats .STL, .SLC, .DXF, .OBJ, ..STL, .SLC, .DXF, .OBJ, .HPP(HPGL)HPP(HPGL)

System controllerSystem controller IBM-compatible PC IBM-compatible PC running Microsoft running Microsoft Windows 95 or NTWindows 95 or NT

Power requirementsPower requirements 115V 60Hz or 230V 115V 60Hz or 230V 50Hz AC50Hz AC

3. THREE-DIMENSIONAL 3. THREE-DIMENSIONAL PRINTINGPRINTING

The three-dimensional printing (3DP) process was invented and patented by the Massachusetts Institute of Technology and licensed to Z-Corporation in 1994.the first system ,the Z402 was commercialized in 1996

PROCESSPROCESS Step 1 Step 1

Import your 3D data file into our ZPrint software, and Import your 3D data file into our ZPrint software, and position as desired. The system automatically checks printer position as desired. The system automatically checks printer readiness and material stores, ensuring you always have the readiness and material stores, ensuring you always have the right amount of material to complete the job. right amount of material to complete the job.

Step 2Step 2 If supplies do need to be replenished, simply insert a one-If supplies do need to be replenished, simply insert a one-liter binder cartridge, connect a powder canister for liter binder cartridge, connect a powder canister for automatic loading, or snap in a new print head. automatic loading, or snap in a new print head. Step 3 Step 3 Click "3D Print" and watch 3D model emerge from the Click "3D Print" and watch 3D model emerge from the bottom up one cross-section at a time. A new, expanded bottom up one cross-section at a time. A new, expanded status display keeps you apprised of the machine and job status display keeps you apprised of the machine and job status. status.

Step 4Step 4 When printing is complete, a vacuum and vibration When printing is complete, a vacuum and vibration system automatically removes as much as 80% of system automatically removes as much as 80% of loose powder – and recycles it for future use. loose powder – and recycles it for future use. Step 5Step 5 Remove the remaining powder with lightly Remove the remaining powder with lightly compressed air, in a fully enclosed chamber that compressed air, in a fully enclosed chamber that vacuums away powder as you go. Unlike other vacuums away powder as you go. Unlike other systems, there are no physical support structures to systems, there are no physical support structures to remove with scraping tools. remove with scraping tools. Step 6Step 6 Finish and strengthen your model by dipping in Z-Finish and strengthen your model by dipping in Z-Bond sealant, dripping Z-Bond over model, or Bond sealant, dripping Z-Bond over model, or lighting brushing with Z-Max lighting brushing with Z-Max Step 7Step 7 a strong, brilliant color 3D model. Fast. In fact, this a strong, brilliant color 3D model. Fast. In fact, this model was printed and finished in less than four model was printed and finished in less than four hours. hours.


Build envelopBuild envelop 203 x 254 x 203 mm203 x 254 x 203 mm

Layer thicknessLayer thickness 0.076 to 0.256 mm0.076 to 0.256 mm

Build speedBuild speed 25-51 mm per hour25-51 mm per hour

DimensionsDimensions 740 x 910 x 1070 mm740 x 910 x 1070 mm

WeightWeight 136 Kg136 Kg

ADVANTAGESADVANTAGES

5X faster than all other systems 5X faster than all other systems Output models in hours, not days Output models in hours, not days Build multiple models at the same time by Build multiple models at the same time by

stacking and nesting parts stacking and nesting parts Produce realistic color models without paint Produce realistic color models without paint Better evaluate the look, feel, and style of Better evaluate the look, feel, and style of

product designs product designs Automated setup and self monitoring Automated setup and self monitoring Automated powder loading and recycling Automated powder loading and recycling

4. STRTASYS GENISYS PRINTER4. STRTASYS GENISYS PRINTER

The Genisys Xs 3D printer is a conceptual modeler. It produces high-quality models from a high-strength polyester compound . The models are ready to use right from the printer

The process was developed by IBM and is similar to fused deposition modeling in January 1995, stratasys purchased this RP technology from IBM

PROCESSPROCESS

Uses CAD wire frame, surface, or solid Uses CAD wire frame, surface, or solid models models

Imports CAD file into a PC or UNIX-based Imports CAD file into a PC or UNIX-based workstation workstation

Slices file into horizontal layers Slices file into horizontal layers Downloads layers to a 3D modeler Downloads layers to a 3D modeler Builds parts by depositing ultra-thin layers Builds parts by depositing ultra-thin layers

of molten thermoplastic one layer at a time of molten thermoplastic one layer at a time Plastic solidifies in 0.1 seconds Plastic solidifies in 0.1 seconds



SpeedSpeed 101 mm/second101 mm/second

Reduction/Reduction/EnlargementEnlargement

Print 3D models to meet your Print 3D models to meet your needs with selectable scalingneeds with selectable scaling

FunctionalityFunctionality Automatic operations nest Automatic operations nest multiple parts in the build multiple parts in the build envelopenvelop

CompatibilityCompatibility Windows NT, Sun micro Windows NT, Sun micro systems, Hewlett-Packard systems, Hewlett-Packard and silicon graphics and silicon graphics workstationsworkstations

MaterialMaterial Durable polyesterDurable polyester

AccuracyAccuracy +/- 0.356mm+/- 0.356mm

Size and weightSize and weight 914 x 816 x 737 mm914 x 816 x 737 mm

95 Kg95 Kg

Power requirementsPower requirements 220-240 VAC, 50/60 Hz, 220-240 VAC, 50/60 Hz, 6A or6A or

110-120 VAC, 60 HZ, 110-120 VAC, 60 HZ, 12A12A

Heat estimationHeat estimation Ambient build Ambient build temperaturetemperature

Noise emissionNoise emission 62 dba operating62 dba operating

5. JP SYSTEM55. JP SYSTEM5

The JP system 5 is patented by Schroff The JP system 5 is patented by Schroff Development Corporation. it is an Development Corporation. it is an inexpensive RP system that requires inexpensive RP system that requires only a personal computer and a only a personal computer and a cutting device.cutting device.

The system produces prototypes using The system produces prototypes using paper sheets and so the material paper sheets and so the material cost is very lowcost is very low

PROCESSPROCESS

A proprietary software package is used to A proprietary software package is used to slice the model into a series of cross slice the model into a series of cross sectionssections

The software then converts the slices to a The software then converts the slices to a HPGL plot file format which is sent to a HPGL plot file format which is sent to a plotterplotter

The sheets are layered by aligning The sheets are layered by aligning specially cut orientation holesspecially cut orientation holes

The sheets are positioned on a The sheets are positioned on a registration boardregistration board

PROCESSPROCESS

An adhesive is sprayed on the first sheetAn adhesive is sprayed on the first sheet The support backing is removed The support backing is removed

exposing the adhesive layer. Each exposing the adhesive layer. Each subsequent sheet adheres to the subsequent sheet adheres to the exposed adhesive surfaces of the exposed adhesive surfaces of the previous sheetprevious sheet

Sections formed by the nesting Sections formed by the nesting operations are cutoperations are cut

The final model is assembledThe final model is assembled

6. OBJECT QUADRA 6. OBJECT QUADRA SYSTEMSYSTEM

Object Geometries Ltd was founded in 1998 to develop a RP system that employees state-of-art inkjet technology and a proprietary photopolymer.

The company shipped the first system called Object Quadra in 2001

PROCESSPROCESS

The Object Quadra Tempo process is based The Object Quadra Tempo process is based on Object's state-of-the-art Poly Jet polymer on Object's state-of-the-art Poly Jet polymer jetting technology. It uses 1,536 nozzles to jetting technology. It uses 1,536 nozzles to jet layer upon layer of 20 microns (0.0008"). jet layer upon layer of 20 microns (0.0008").

Each layer is printed by the jetting of model Each layer is printed by the jetting of model and support material an Object-developed and support material an Object-developed photopolymer, with each layer cured by photopolymer, with each layer cured by exposure to UV light exposure to UV light

For models with undercuts and overhangs, For models with undercuts and overhangs, the Quadra deposits support material made the Quadra deposits support material made of a photopolymer designed for easy of a photopolymer designed for easy removal.removal.



Dimensions Dimensions 1290 x 890 x 870 mm1290 x 890 x 870 mm

Input formatInput format STL fileSTL file

Print resolutionPrint resolution X-600 dpi Y-600dpi Z-X-600 dpi Y-600dpi Z-1200 and 900 dpi1200 and 900 dpi

Building materialBuilding material Photopolymer Photopolymer

CommunicationCommunication LAN-TCP/IPLAN-TCP/IP

Power requirementsPower requirements 220VAC 60Hz/ 115VAC 220VAC 60Hz/ 115VAC 50Hz 3KW50Hz 3KW

Operational environmentOperational environment Temperature 18Temperature 1800 to 28 to 2800

Humidity 30% to 80%Humidity 30% to 80%

Machine weightMachine weight Approx.220kgApprox.220kg

Computer requirementsComputer requirements PC Pentium IIIPC Pentium III

concept modellers

Documents

d thermo jet

ink jet technology

ink jet printing

rp model process

powder material

dp process

process parameters3d

printer head