3D Printer Separation Mechanism for Automated Base Detachment

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Solution Overview

Problem

Existing three-dimensional object manufacturing apparatuses require manual labor to detach and transport the base after manufacturing, which is inefficient and prone to damage during handling.

Innovation Solution

A three-dimensional object manufacturing apparatus with a mounting unit, a separator, and a moving unit that automatically moves the object to a separating position for mechanical separation, using a cutting portion with materials like stainless steel, plastic, or diamond to ensure precise and efficient detachment without damaging the object or mounting unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual labor is used to detach and transport the base, then the apparatus structure can be simpler, but the productivity decreases and the risk of damage increases

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidapparatus structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The base is designed to be movable rather than fixed, allowing it to be automatically detached and transported. The moving unit dynamically adjusts the base position between the manufacturing position and separation position, enabling automated operation while maintaining structural simplicity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The apparatus is divided into distinct functional modules: the mounting unit with base, the separator unit, and the moving unit. This segmentation allows the base to be independently manipulated and automatically separated, improving productivity without requiring complete redesign of the entire apparatus.

Inventive Principle:
Principle #1Segmentation

2Reliability

If manual handling of the base is required, then the device complexity is reduced, but the reliability decreases due to potential damage during handling

Engineering Contradiction:
Improverisk of damageVSAvoidautomation mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The apparatus performs self-service by automatically detaching and transporting the base without human intervention. The moving unit autonomously moves the base to the separation position, and the separator automatically detaches it, eliminating manual handling risks while keeping the automation mechanism relatively simple.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The moving unit acts as an intermediary between the manufacturing position and the separation position, carefully transporting the base with the manufactured object. This intermediary mechanism protects the base from direct contact with potentially damaging elements during the separation process.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the base is automatically moved to a separation position, then the productivity increases, but the device complexity increases

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidmoving unit and separator
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The moving unit serves multiple functions: it transports the base to the separation position, positions the separator, and facilitates the detachment process. This multi-functionality reduces the need for separate dedicated components, thereby limiting the increase in device complexity while maintaining high productivity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The separator and moving unit are integrated into a cohesive system where the separator is positioned by the moving unit and works in conjunction with it. This merging of functions reduces the overall number of independent components, balancing productivity improvement with controlled device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10471700B2Three-dimensional object manufacturing apparatus and control method for the same
Publication Date: 2019.11.12 MIMAKI ENGINEERING CO LTD
  • US10471700B2 patent drawing
  • US10471700B2 patent drawing
  • US10471700B2 patent drawing

AI summary

A three-dimensional object manufacturing apparatus that may be equipped to efficiently separate a three-dimensional object from a mounting unit is provided. The printing apparatus includes: a mounting unit having a mounting surface on which a three-dimensional object being manufactured is mounted; a separator to separate the three-dimensional object from the mounting unit; a moving unit to move the three-dimensional object remaining on the mounting surface and the separator unit relative to each other after the manufacturing of the three-dimensional object is completed, the three-dimensional object on the mounting surface and the separator being moved to arrive at a separating position at which the three-dimensional object is separated by the separator; and a controller that controls the moving unit.