Integrated Heater Pressure Chamber Reducing Footprint

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Solution Overview

Problem

Existing pressure-forming machines have a large footprint and numerous points of mechanical failure due to separate heating and pressure chambers with complex movements, which are prone to mechanical issues.

Innovation Solution

Integrating the heater within the pressure chamber and using a movable lid with a piston to control the movement, along with a lock ring mechanism for sealing, reduces the machine's footprint and simplifies mechanical operations by eliminating the need for 180-degree rotations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate heating and pressure chambers with complex movements are used, then the forming function is achieved, but the machine's footprint increases and mechanical failure points increase

Engineering Contradiction:
Improvemechanical failure pointsVSAvoidseparate chambers with complex movements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the heating chamber and pressure chamber into a single integrated chamber. The heater element is positioned inside the pressure chamber, eliminating the need for separate heating and pressure application mechanisms. This merging reduces the number of moving parts and mechanical failure points while maintaining the dual functionality of heating and forming.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pressure chamber serves multiple functions: it acts as both the heating chamber (containing the heater element) and the pressure application chamber (with piston and lock ring mechanism). This multi-functionality eliminates the need for separate dedicated heating and pressure chambers, reducing overall device complexity.

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

2Area of stationary object

If separate heating and pressure chambers with complex movements are used, then the forming function is achieved, but the machine's footprint increases

Engineering Contradiction:
Improvemachine footprintVSAvoidseparate chambers with complex movements
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The patent combines the heating chamber and pressure chamber into a single integrated chamber. The heater element is positioned inside the pressure chamber, eliminating the need for separate heating and pressure application mechanisms. This merging reduces the number of moving parts and mechanical failure points while maintaining the dual functionality of heating and forming.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent employs vertical stacking of components (work surface, integrated chamber, lid) to reduce the horizontal footprint. The piston moves vertically within the chamber, and the lid closes vertically, utilizing the vertical dimension to accommodate mechanisms that would otherwise require horizontal space.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of operation

If 180-degree rotation of pressure chamber is used, then the forming process is completed, but mechanical complexity and failure points increase

Engineering Contradiction:
Improveforming process completionVSAvoid180-degree rotation mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent removes the complex 180-degree rotation mechanism entirely. Instead, the pressure chamber remains in a fixed horizontal position, and only the lid moves (opening and closing vertically). The forming action is achieved through vertical pressure application from the piston, eliminating the need for chamber rotation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the mechanical rotation system with a simpler vertical pressing mechanism. The piston moves vertically within the fixed chamber to apply pressure to the plastic, substituting the complex rotational movement with a straightforward linear motion that achieves the same forming result.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Adaptability or versatility

If movable heater with respect to pressure chamber is used, then flexibility is achieved, but mechanical failure points increase

Engineering Contradiction:
Improveheater positioning flexibilityVSAvoidmechanical failure points
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent combines the heating chamber and pressure chamber into a single integrated chamber. The heater element is positioned inside the pressure chamber, eliminating the need for separate heating and pressure application mechanisms. This merging reduces the number of moving parts and mechanical failure points while maintaining the dual functionality of heating and forming.

Inventive Principle:
Principle #5Merging (Combining)

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 design reduces mechanical failures, minimizes the machine's footprint, and creates a more compact and user-friendly pressure forming machine with reduced noise and improved reliability.

Implementation Method 1

the heater is moved over the pressure chamber to heat the plastic

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

Some forming machines use a vacuum to apply negative pressure to suction heated plastic around an object

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 3

Other forming machines use positive pressure to push down heated plastic around an object

Methodology Applied
Scientific EffectPressure: Pressure Increase

Data Source

PatentUS11685103B2Pressure forming machine
Publication Date: 2023.06.27 MAYKU LTD
  • US11685103B2 patent drawing
  • US11685103B2 patent drawing
  • US11685103B2 patent drawing

AI summary

A pressure forming machine is provided. In one embodiment, the pressure forming machine integrates a heater in its pressure chamber, so the heater and pressure chamber are movable together with respect to a base of the pressure forming machine. The pressure chamber and base can contain locking mechanisms to create a seal between the pressure chamber and a plastic sheet used for forming. The base can also contain a separable air compressor component, so the air compressor can be physically distanced to reduce the noise experienced by a user. Other embodiments are provided.