Automated Pressing Plate for Coffee Machine Plastic Ventilation Testing

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Solution Overview

Problem

Existing ventilation test devices for coffee machine plastic parts require manual handling, leading to increased workload, reduced efficiency, and muscle fatigue, as they rely on air pressure readings to detect blockages without automated insertion.

Innovation Solution

A ventilation test device and method featuring a device body with a detection assembly, electric telescopic columns, and a pressing plate with telescopic rings, which automates the insertion and ventilation detection of plastic parts, reducing manual intervention and improving efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If manual handling is used for ventilation detection, then the device structure can be simple, but the workload increases and detection efficiency decreases

Engineering Contradiction:
Improvedevice structureVSAvoiddetection efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The pressing plate automatically inserts the plastic part into the gas delivery pipe and pushes it through without manual intervention. The system performs the detection task itself through automated mechanical movement, eliminating the need for operator handling while maintaining simple device structure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical handling with an automated pressing plate mechanism driven by mechanical force. This substitution transforms the manual operation into an automated mechanical system that improves detection efficiency without significantly increasing device complexity.

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

2Device complexity

If manual holding of material during detection is required, then the device structure can be simple, but muscle fatigue increases and workload increases

Engineering Contradiction:
Improvedevice structureVSAvoidoperator fatigue
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The pressing plate performs the insertion and positioning function automatically without requiring operator holding or manipulation. The system serves itself by completing the entire insertion process through automated mechanical action, eliminating physical strain on the operator.

Inventive Principle:
Principle #25Self-service

3Productivity

If automated insertion is implemented, then detection efficiency improves, but device complexity increases

Engineering Contradiction:
Improvedetection efficiencyVSAvoiddevice structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements automated insertion using a pressing plate mechanism that applies mechanical force to push the plastic part through the gas delivery pipe. This mechanical automation approach achieves improved detection efficiency while keeping the device structure relatively simple by using straightforward mechanical components rather than complex automated systems.

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

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

The solution reduces manual intervention, improves detection efficiency, and alleviates muscle fatigue by automating the ventilation detection process, ensuring accurate and efficient testing of plastic parts in coffee machines.

Implementation Method 1

the electric telescopic columns drive the pressing plate and the material to be grafted to the gas delivery pipes for ventilation detection

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

the friction wheels drive the U-shaped frames to deflect downward... the friction wheels remove substances adhered to the outer wall of the material

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 3

the annular inclined plate drives the spring plates to deform, and the spring plates deform in a direction close to an outer wall of the material for clamping

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 4

detection assembly, where different air pressures are set through the detection assembly for detection and display of values

Methodology Applied
Scientific EffectGas Flow:

Data Source

PatentUS12332150B1Ventilation test device and method for plastic parts of coffee machine
Publication Date: 2025.06.17 JIANGSU VNUO CERTIFICATION AND TESTING CO LTD
  • US12332150B1 patent drawing
  • US12332150B1 patent drawing
  • US12332150B1 patent drawing

AI summary

Disclosed are a ventilation test device and method for plastic parts of a coffee machine. The device includes a device body, a detection assembly on a top of the device body, gas delivery pipes on a top of the detection assembly, electric telescopic columns, and a pressing plate on tops of telescopic ends of the electric telescopic columns. Circular holes are formed in the pressing plate, telescopic rings are fixedly mounted at a bottom of the pressing plate, and the telescopic rings are located around peripheries of the circular holes. Downstream devices for identifying ventilation types are arranged inside the gas delivery pipes, annular inclined plates are arranged on the pressing plate, the annular inclined plates are distributed around peripheries of tops of the circular holes, and a U-shaped frame is hingedly connected to a top of an inclined plate in each of the annular inclined plates.