Additive Manufacturing Electrode Couple Uniform Heating
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Solution Overview
Problem
Existing additive manufacturing processes face challenges with uneven energy distribution, which affects the uniformity and quality of the printed objects.
Innovation Solution
A printing device and method that utilize a calculation unit and electrode couples to form an energized circuit with phase change conductive materials, ensuring uniform heating and combination of materials at a preset temperature.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If laser beam, electron beam, plasma or ion beam is used as heat source for heating the materials to combine the materials, then the materials can be combined to manufacture parts, but the energy distribution is uneven
Solution Approach 1:
The patent replaces traditional mechanical/physical heating methods (laser beam, electron beam, plasma, ion beam) with an electrical heating system. Electrode couples are used to apply electrical energy directly to the material, generating heat through electrical resistance. This substitution eliminates the need for complex optical or electromagnetic heating systems while achieving more uniform energy distribution throughout the material.
Solution Approach 2:
The patent changes the heating parameter from external energy sources (laser, electron beam, plasma, ion beam) to electrical parameters (voltage, current, resistance). By controlling electrical parameters through electrode couples, the system achieves uniform heating and material combination. The electrical heating method allows for precise control of energy distribution through resistance-based heating, improving manufacturing precision.
2Manufacturing precision
If traditional heating methods are used to combine materials, then parts can be manufactured, but the mixing of materials is not even and compactness is poor
Solution Approach 1:
The patent replaces traditional mechanical mixing and heating methods with an electrical heating system that simultaneously heats and combines materials. The electrode couples apply electrical energy that generates heat throughout the material, causing uniform mixing and combination. This electrical approach eliminates the need for separate mechanical mixing steps, improving both uniformity of mixing and manufacturing efficiency.
Solution Approach 2:
The patent merges the heating and mixing functions into a single process. The electrode couples simultaneously perform heating and material combination in one operation, rather than requiring separate steps for heating, mixing, and combining. This integration improves productivity by reducing the number of process steps while achieving even mixing and good compactness.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach significantly improves the uniformity of energy in additive manufacturing, allowing for more even mixing and increased compactness of the final printed objects, while also simplifying the process and reducing costs.
Implementation Method 1
The energized circuit is used for energizing and heating the material, and the surface temperature of at least the phase change material in the material is greater than or equal to preset temperature
Implementation Method 2
the surface temperature of at least the phase change material in the material is greater than or equal to preset temperature, so that the material is combined
Data Source
AI summary
The present invention relates to a printing device and a printing method. The combination mode between materials in an additive manufacturing process is improved. A calculation unit is used for controlling an A pole unit and a B pole unit to be in contact with the materials, to form an energized circuit. The surface temperature of phase change material in the material between the A pole unit and the B pole unit is greater than or equal to a preset temperature so that the materials at a distance can be simultaneously combined.