SolidWorks 3D Design Services Australia

SolidWorks 3D Design Services Australia: From Existing Conditions to Buildable Models

A 3D model is most useful when it helps someone make a decision, manufacture a component or install equipment with confidence. It needs to represent the design intent clearly and account for the physical conditions in which the equipment will operate.
Hamilton By Design provides SolidWorks 3D modelling services for mechanical equipment, industrial plant and fabrication projects across Australia. We work from existing CAD files, drawings, measurements and, where needed, 3D laser scans. Our focus is on models that can progress into engineering review, fabrication drawings and practical installation planning.

3D design workflow showing CAD modelling and production-ready engineering components

What can be designed in SolidWorks?

SolidWorks allows individual parts to be developed within an assembly, making it easier to examine how components connect, move and fit together. HBD uses it for projects such as:

Mechanical parts and replacement components.
Machinery, equipment frames and support assemblies.
Conveyors, chutes and transfer equipment.
Pump skids and fabricated pipework arrangements.
Guards, platforms and maintenance-access components.
Equipment modifications within existing industrial facilities.

The required model detail depends on its purpose. A concept arrangement may establish the space an item needs and its main connection points. A fabrication model needs more information about materials, interfaces, component geometry and how the assembly will be made.

We agree on that purpose at the start of a project so the model answers the client’s engineering question.

The difficult part is often the existing site

New equipment is frequently designed for a facility that has changed since its original drawings were issued. Machinery may have moved, services may have been rerouted, and earlier modifications may never have made it into the drawing set.

That creates a familiar problem: the proposed design works in CAD but clashes when it reaches site.

HBD can review the available drawings and measure the features that matter to the proposed work. For larger or congested areas, engineering-grade 3D laser scanning can capture the visible structure, services and equipment as a registered point cloud. Selected geometry can then be brought into the design process.

This does not mean every object in the scan must become a SolidWorks part. If the task is to fit a new conveyor support, the important information may be the floor, columns, nearby services and equipment connection points. Modelling should follow the intended use.

A practical workflow is: site information → verified interfaces → SolidWorks design → engineering review → fabrication documentation.

Designing for fabrication and installation

A model that looks convincing on screen can still be difficult to build. A support may have no practical assembly sequence. A fastener may be impossible to reach. A replacement component may fit its mounting points but leave insufficient room for maintenance.

HBD considers these issues during mechanical engineering and equipment design. Depending on the scope, that can include materials, loads, connection details, access, component replacement and the sequence of installation.

For existing plant, the design also needs a clear boundary between measured information and assumptions. Critical dimensions should be identified and checked to suit their intended use before components are fabricated. A general point cloud provides valuable spatial context, but it does not automatically verify every small feature or manufacturing tolerance.

When the design is ready to be communicated to a workshop or site team, HBD can prepare mechanical drafting and fabrication documentation. Deliverables may include general arrangement drawings, part and assembly drawings, bills of materials, DXF profiles, installation details and files in formats agreed with the client.

Reverse engineering when drawings are missing

Some projects begin with a physical component rather than a drawing. The original manufacturer may no longer support it, or the equipment may have been altered so many times that its records are unreliable.

In those cases, reverse engineering using 3D scanning can help establish the component’s geometry and its relationship to the surrounding assembly. The result should be reviewed with care: a worn or damaged part records its current shape, which may differ from the intended design.

A useful replacement model may therefore require measurement of mating components, assessment of wear, confirmation of fit and discussion with the people who operate or maintain the machine. The objective is an editable design and suitable manufacturing information, rather than a digital copy of a defect.

What files can a client receive?

The handover should suit the client’s next task. Depending on the agreed scope, HBD can provide native SolidWorks parts and assemblies, STEP or Parasolid exchange files, DWG or DXF drawings, PDF drawing packs and supporting as-built information.

A client arranging fabrication may need controlled drawings and exchange models. A maintenance team may value editable assemblies and a clear record of replacement components. A project team coordinating multiple suppliers may need a simplified layout model with defined equipment interfaces.

Confirming the deliverables early avoids a situation where a technically complete model arrives in a format the next team cannot use.

Frequently asked questions

Can HBD create a SolidWorks model from a PDF or hand sketch?

Yes. Existing PDFs, sketches and marked-up drawings can be used as starting information. Dimensions and details that are missing or uncertain should be resolved before the model is used for fabrication.

Can 3D laser scan data be used with SolidWorks?

Yes. A registered point cloud can provide a reference for modelling existing plant and checking a proposed design against site geometry. The amount of geometry converted into CAD depends on the engineering purpose.

Can HBD model an obsolete replacement part?

Yes, subject to access to the part and enough information to determine its intended fit and function. Wear or damage should be considered when reconstructing its design.

Does a SolidWorks model include fabrication drawings?

Only when drawings form part of the agreed scope. We can provide modelling, drawings or a combined design and documentation package.

Discuss a SolidWorks project

If you have equipment to modify, a component to replace or an installation to plan, tell us what the model needs to achieve and what information is available. Contact Hamilton By Design to discuss the appropriate measurement, modelling and drawing scope.

Follow the stage most relevant to your project, from site measurement and 3D modelling through to assessment and drawings.

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