Press Tool Indicator Ejection Mechanism
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing press fitting technologies lack effective indicators for ensuring that press fittings have been properly compressed, leading to potential issues with incomplete or accidental unpressing, which can result in inaccessible connections.
Innovation Solution
A pressing tool design that accommodates an indicator between its tool halves, which is ejected laterally or radially after pressing, ensuring controlled removal and preventing uncontrolled springing away, with features like elastic form fit and clamping edges to secure the indicator during ejection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the indicator is removed by the pressing process (torn off in prior art), then the indicator function is achieved (compression verification), but the indicator falls uncontrolled to the ground and may remain in parts on the press fitting
Solution Approach 1:
The pressing tool serves as an intermediary device that temporarily holds the indicator between its halves during the pressing operation. The indicator is received between the tool halves and ejected in a controlled manner after pressing, preventing uncontrolled falling and ensuring complete removal from the press fitting.
Solution Approach 2:
The indicator is designed to be automatically ejected from the pressing tool after serving its purpose as a compression indicator. The ejection mechanism allows the indicator to be released without requiring additional manual intervention, making the process self-service oriented.
2Loss of information
If the indicator is completely removed from the press fitting, then the indicator function is achieved, but the indicator may be lost or remain in parts on the press fitting
Solution Approach 1:
The pressing tool acts as an intermediary container that securely holds the indicator during the pressing operation and subsequent ejection process. This ensures the indicator is completely removed from the press fitting without being lost or left behind, maintaining both information integrity and removal reliability.
3Ease of operation
If the tool halves grip and press the press tab, then the pressing function is achieved, but the indicator may spring away uncontrolled during removal
Solution Approach 1:
The pressing tool halves serve as intermediary structures that not only grip and press the press tab to achieve the pressing function but also temporarily hold and control the indicator during its removal. This dual function prevents the indicator from springing away uncontrolled while maintaining the ease of the pressing operation.
Solution Approach 2:
The pressing tool is designed with features that anticipate and prepare for the indicator's potential uncontrolled movement. By providing a controlled ejection path and retention mechanism beforehand, the tool prevents harmful uncontrolled springing of the indicator during removal.
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
Enhances the control and visibility of the pressing process by ensuring the indicator is reliably removed and remains with the press fitting, preventing accidental loss and facilitating the detection of completed compression.
Implementation Method 1
a fitting part is plastically deformed with a special tool; as a rule, it is a sheet metal part
Implementation Method 2
These are plastic elements which are at least also arranged on the press flap and which are broken, crushed or torn by the pressing tool when the press flap is pressed
Data Source
Figure 1~3b
Figure 4a~5d
Figure 6a~7b
AI summary
The invention relates to the ejection of an indicator 5 removed from a press fitting during the pressing process through ejection openings 26 of the pressing tool.