Exploded view creation in Solidworks - Deep Dive

Overview - Exploded view creation

What is it?

An exploded view is a way to show all parts of a 3D assembly separated slightly from each other. It helps you see how parts fit together without hiding any pieces. In SolidWorks, you create exploded views by moving parts apart along specific directions. This makes complex assemblies easier to understand and communicate.

Why it matters

Exploded views solve the problem of visualizing complex assemblies where parts overlap or hide each other. Without exploded views, it is hard to explain how to assemble or repair a product. They improve communication between designers, manufacturers, and customers by clearly showing each component's position and relationship.

Where it fits

Before learning exploded views, you should understand basic 3D modeling and assembly concepts in SolidWorks. After mastering exploded views, you can learn advanced animation, assembly instructions, and technical documentation creation.

Mental Model

Core Idea

An exploded view separates assembly parts in space to reveal their relationships clearly without changing their actual connections.

Think of it like...

It's like pulling apart the pieces of a puzzle just enough so you can see each piece clearly, but still know how they fit together.

Assembly
  ├─ Part A
  ├─ Part B
  ├─ Part C

Exploded View
  ├─ Part A  ← moved up
  ├─ Part B  ← moved right
  └─ Part C  ← moved forward

Each part is spaced out but still aligned to show how they connect.

Build-Up - 7 Steps

1

Foundation

Understanding assembly basics

Concept: Learn what an assembly is and how parts fit together in SolidWorks.

An assembly is a collection of parts joined to form a complete product. Each part has a fixed position relative to others using mates. You can open an assembly file and see all parts in their assembled positions.

Result

You can identify individual parts and their positions inside an assembly.

Knowing how parts connect is essential before you can separate them in an exploded view.

2

Foundation

What is an exploded view?

Concept: Introduce the idea of separating parts visually without breaking the assembly.

An exploded view moves parts away from their assembled positions along specific directions. This shows hidden parts and how everything fits together. The assembly stays intact; only the display changes.

Result

You understand exploded views as a visual tool, not a physical change.

Recognizing exploded views as a display technique helps avoid confusion about changing the actual model.

3

Intermediate

Creating basic exploded steps

🤔Before reading on: do you think you move all parts at once or one by one when creating an exploded view? Commit to your answer.

Concept: Learn to move parts individually or in groups to create exploded steps.

In SolidWorks, you create exploded steps by selecting parts and dragging them along an axis. You can move one part or multiple parts together. Each step records a movement direction and distance.

Result

You create a sequence of exploded steps showing parts moving apart.

Understanding exploded steps as building blocks lets you control the exploded view precisely.

4

Intermediate

Using explode lines for clarity

🤔Before reading on: do you think explode lines are mandatory or optional for exploded views? Commit to your answer.

Concept: Introduce explode lines that visually connect moved parts to their original positions.

Explode lines are dashed lines drawn from each moved part back to its original location. They help viewers see where parts came from. You can add, edit, or hide these lines in SolidWorks.

Result

Exploded views become easier to understand with explode lines.

Knowing how explode lines guide the eye improves communication in technical drawings.

5

Intermediate

Editing and managing exploded views

🤔Before reading on: do you think exploded views are permanent or can be edited anytime? Commit to your answer.

Concept: Learn to modify exploded steps, reorder them, or collapse the exploded view.

SolidWorks lets you edit exploded steps by changing directions or distances. You can reorder steps to change the sequence. You can also collapse the exploded view to return to the assembled state.

Result

You can refine exploded views to improve clarity or fix mistakes.

Knowing exploded views are flexible encourages experimentation and better results.

6

Advanced

Animating exploded views for presentations

🤔Before reading on: do you think exploded views can be animated automatically or only manually? Commit to your answer.

Concept: Learn to create animations that show parts moving apart and back together smoothly.

SolidWorks allows you to animate exploded views by playing the sequence of exploded steps forward and backward. You can control speed and timing to create clear assembly or disassembly animations.

Result

You produce dynamic visuals that help explain assembly processes.

Understanding animation adds a powerful communication tool beyond static images.

7

Expert

Advanced exploded view techniques and pitfalls

🤔Before reading on: do you think exploded views always improve clarity? Commit to your answer.

Concept: Explore complex exploded views with sub-assemblies and best practices to avoid confusion.

In large assemblies, exploded views can become cluttered. Experts use sub-assembly explosions, selective hiding, and careful step ordering. They also avoid moving parts too far or in confusing directions. Managing explode lines and annotations is key.

Result

You create professional exploded views that communicate clearly even for complex products.

Knowing when and how to simplify exploded views prevents overwhelming the viewer and losing the message.

Under the Hood

SolidWorks stores exploded views as a series of steps with part selections, movement directions, and distances. These steps are saved as display states that do not alter the actual assembly mates or geometry. When activated, the software temporarily shifts part positions visually. Explode lines are generated by connecting original and moved positions with lines drawn on the screen.

Why designed this way?

This design keeps the assembly intact while allowing flexible visualization. It avoids breaking mates or changing the model, which could cause errors. Storing exploded views as display states lets users switch between assembled and exploded easily. Alternatives like physically moving parts would risk data corruption and complicate version control.

┌─────────────────────────────┐
│ Assembly Model (fixed parts)│
├─────────────────────────────┤
│ Exploded View State         │
│  ├─ Step 1: Move Part A ↑   │
│  ├─ Step 2: Move Part B →   │
│  └─ Step 3: Move Part C ↗   │
├─────────────────────────────┤
│ Display: Parts shifted,     │
│ mates unchanged             │
└─────────────────────────────┘

Myth Busters - 4 Common Misconceptions

Quick: Does creating an exploded view change the actual assembly mates? Commit yes or no.

Common Belief: Exploded views physically move parts and change the assembly structure.

Reality: Exploded views only change the visual display temporarily; the assembly mates and geometry remain unchanged.

Why it matters: Believing exploded views alter the model can cause unnecessary fear of breaking assemblies or saving unwanted changes.

Quick: Are explode lines required for every exploded view? Commit yes or no.

Common Belief: Explode lines must always be shown to make exploded views understandable.

Reality: Explode lines are optional and sometimes clutter the view; good exploded views can be clear without them.

Why it matters: Overusing explode lines can confuse viewers and reduce clarity instead of improving it.

Quick: Do you think moving parts far apart always makes exploded views clearer? Commit yes or no.

Common Belief: The farther parts are moved, the easier it is to see them in exploded views.

Reality: Moving parts too far can break the sense of connection and make the view confusing.

Why it matters: Excessive separation can mislead viewers about part relationships and assembly order.

Quick: Can exploded views be used for animation in SolidWorks? Commit yes or no.

Common Belief: Exploded views are static images only and cannot be animated.

Reality: SolidWorks supports animating exploded views to show assembly or disassembly sequences dynamically.

Why it matters: Missing this feature limits communication options and presentation quality.

Expert Zone

1

Exploded views can be saved as configurations to switch between multiple exploded states for different assembly stages.

2

Sub-assembly exploded views can be nested inside main assembly explosions for clearer hierarchical visualization.

3

Explode lines can be customized in style and visibility per step to reduce clutter and highlight key parts.

When NOT to use

Exploded views are not ideal for very simple assemblies where parts are already visible or for assemblies with flexible parts that deform. Instead, use section views or detailed part drawings.

Production Patterns

Professionals use exploded views in assembly instructions, maintenance manuals, and marketing materials. They combine exploded views with annotations, balloons, and callouts to guide users step-by-step.

Connections

Technical Illustration

Exploded views are a core technique used in technical illustrations to communicate complex assemblies.

Understanding exploded views helps grasp how illustrators simplify and clarify mechanical designs for manuals and catalogs.

User Experience Design

Both exploded views and UX design focus on making complex information easy to understand by guiding user attention.

Knowing exploded views reveals how spatial separation and visual cues improve comprehension, a principle shared with UX layouts.

Cognitive Load Theory

Exploded views reduce cognitive load by breaking down complex assemblies into manageable visual chunks.

Recognizing this connection explains why exploded views improve learning and memory retention in technical training.

Common Pitfalls

#1 Moving all parts at once without planning sequence

Wrong approach:

Select all parts and drag them away in one step to create exploded view.

Correct approach:

Create exploded steps by moving parts or groups individually in a logical order.

Root cause:

Misunderstanding that exploded views are built step-by-step, not by bulk movement.

#2 Forgetting to save exploded view state

Wrong approach:

Create exploded steps but close assembly without saving the exploded view configuration.

Correct approach:

Save exploded view as a display state or configuration before closing.

Root cause:

Not realizing exploded views are temporary until saved explicitly.

#3 Overusing explode lines causing clutter

Wrong approach:

Add explode lines for every moved part regardless of necessity.

Correct approach:

Add explode lines selectively to highlight key parts or complex movements only.

Root cause:

Assuming more visual guides always improve clarity.

Key Takeaways

Exploded views visually separate parts to reveal assembly relationships without changing the model.

They are created step-by-step by moving parts along directions and distances in SolidWorks.

Explode lines help guide the viewer but should be used thoughtfully to avoid clutter.

Exploded views can be animated to show assembly or disassembly processes dynamically.

Expert use involves managing complexity with sub-assemblies, configurations, and clear sequencing.

Practice

1. What is the main purpose of creating an exploded view in SolidWorks?

easy

A. To spread parts apart to show assembly details clearly

B. To merge all parts into a single solid body

C. To reduce the file size of the assembly

D. To automatically generate 3D animations

Solution

1. Step 1: Understand exploded view purpose

   An exploded view is used to separate parts visually to show how they fit together.

2. Step 2: Compare options

   Only To spread parts apart to show assembly details clearly describes spreading parts apart to show assembly details, which matches the purpose.

3. Final Answer:

   To spread parts apart to show assembly details clearly -> Option A

4. Quick Check:

   Exploded view = show assembly details [OK]

Hint: Exploded views separate parts visually for clarity [OK]

Common Mistakes:

• Thinking exploded views merge parts
• Confusing exploded views with file compression
• Assuming exploded views create animations automatically

2. Which step correctly describes how to start creating an exploded view in SolidWorks?

easy

A. Use the 'Measure' tool to select parts to explode

B. Click 'File' then 'Save As' and choose exploded view format

C. Right-click the assembly in FeatureManager and select 'New Exploded View'

D. Drag parts directly in the drawing sheet to explode

Solution

1. Step 1: Identify how to start exploded view

   In SolidWorks, exploded views are created from the assembly by right-clicking it in the FeatureManager or ConfigurationManager.

2. Step 2: Evaluate options

   Right-click the assembly in FeatureManager and select 'New Exploded View' correctly states to right-click the assembly and select 'New Exploded View'. Other options describe unrelated actions.

3. Final Answer:

   Right-click the assembly in FeatureManager and select 'New Exploded View' -> Option C

4. Quick Check:

   Start exploded view = right-click assembly [OK]

Hint: Right-click assembly to find exploded view option [OK]

Common Mistakes:

• Trying to save exploded view as a separate file
• Using measure tool to explode parts
• Dragging parts in drawing instead of assembly

3. Given this exploded view step sequence in SolidWorks:
Step 1: Move part A 50mm along X-axis
Step 2: Move part B 30mm along Y-axis
Step 3: Move part C 20mm along Z-axis
What will be the relative position of part B after these steps?

medium

A. Moved 50mm along X-axis and 30mm along Y-axis

B. No movement applied

C. Moved 20mm along Z-axis only

D. Moved 30mm along Y-axis from original position

Solution

1. Step 1: Analyze movement instructions

   Each step moves a different part: Part A moves 50mm X, Part B moves 30mm Y, Part C moves 20mm Z.

2. Step 2: Determine part B's movement

   Part B is only moved 30mm along the Y-axis from its original position.

3. Final Answer:

   Moved 30mm along Y-axis from original position -> Option D

4. Quick Check:

   Part B moves 30mm Y only [OK]

Hint: Each part moves only as specified in its step [OK]

Common Mistakes:

• Adding movements of other parts to part B
• Confusing axis directions
• Assuming cumulative moves for all parts

4. You created an exploded view but parts overlap incorrectly after moving. What is the most likely cause?

medium

A. You used the 'Collapse' command instead of 'Explode'

B. You moved parts without using the correct explode steps or directions

C. You forgot to rebuild the assembly after exploding

D. You saved the exploded view in the wrong file format

Solution

1. Step 1: Identify cause of overlapping parts

   Incorrect overlapping usually happens when parts are moved incorrectly or in wrong directions during explode steps.

2. Step 2: Evaluate options

   You moved parts without using the correct explode steps or directions correctly identifies wrong movement as cause. Other options relate to saving or commands not directly causing overlap.

3. Final Answer:

   You moved parts without using the correct explode steps or directions -> Option B

4. Quick Check:

   Wrong moves cause overlaps [OK]

Hint: Check explode directions if parts overlap [OK]

Common Mistakes:

• Assuming file format affects exploded view layout
• Forgetting to rebuild but expecting overlap fix
• Confusing collapse with explode commands

5. You want to create an exploded view for a complex assembly with multiple subassemblies. Which approach best ensures clarity and ease of use?

hard

A. Create exploded views for each subassembly separately, then combine them in the main assembly

B. Explode all parts at once in the main assembly without subassembly views

C. Use only the default exploded view without customizing part movements

D. Export each subassembly as a separate file and explode outside SolidWorks

Solution

1. Step 1: Understand exploded views in complex assemblies

   For clarity, it's best to manage exploded views at subassembly level before combining.

2. Step 2: Evaluate options for best practice

   Create exploded views for each subassembly separately, then combine them in the main assembly allows clear, manageable exploded views per subassembly, improving clarity and ease of editing.

3. Final Answer:

   Create exploded views for each subassembly separately, then combine them in the main assembly -> Option A

4. Quick Check:

   Subassembly exploded views improve clarity [OK]

Hint: Explode subassemblies first, then main assembly [OK]

Common Mistakes:

• Exploding all parts at once causing confusion
• Relying on default views without customization
• Exporting parts outside SolidWorks unnecessarily