Multi-Tip Tablet Punch Inspection for Precise Tip Alignment
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Solution Overview
Problem
Existing tooling inspection and analysis systems struggle with measuring the quality of multi-tip tablet punches, which have complex tip configurations and require precise alignment, making manual measurement difficult and automatic measurement challenging due to variations in tip patterns, sizes, and alignment issues.
Innovation Solution
A tooling inspection and analysis system that controls the positioning of a multi-tip tablet punch along an X-axis and uses a programmable controller to align a sensor along Y and Z axes for accurate measurement of working lengths, tip orientations, and barrel diameters, incorporating a laser displacement sensor for precise positioning and a camera for visual alignment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual measurement procedures are used for multi-tip punches, then measurement flexibility is maintained, but measurement time increases and measurement precision decreases
Solution Approach 1:
The patent replaces manual mechanical measurement with an automated optical measurement system using a laser sensor and programmable controller. The system automatically positions the sensor and measures tip dimensions, eliminating manual measurement operations while improving both precision and reducing measurement time.
Solution Approach 2:
The measurement system performs self-positioning and self-measurement through automated programmable control. The controller automatically moves the sensor to required positions and executes measurement sequences without requiring manual intervention, enabling the system to service itself.
2Productivity
If automatic measurement is implemented for multi-tip punches, then measurement speed increases, but device complexity increases due to alignment requirements
Solution Approach 1:
The measurement system is designed with universal positioning capabilities that can handle various tip configurations and patterns. The programmable controller provides multi-functional control for sensor positioning, alignment, and measurement execution, allowing a single system to measure different multi-tip punch designs without requiring separate specialized equipment.
Solution Approach 2:
The system uses a three-dimensional coordinate system with the punch aligned along the X-axis and sensor movement controlled along Y and Z axes. This spatial dimensionality enables precise positioning and alignment of the sensor relative to multiple tips at different locations, simplifying the alignment process through mathematical coordinate transformation.
3Productivity
If multi-tip punch configurations are used, then tablet production efficiency increases, but measurement difficulty increases due to varying tip patterns and orientations
Solution Approach 1:
The measurement system employs dynamic positioning where the sensor can move along Y and Z axes to adapt to different tip configurations. The programmable controller dynamically adjusts sensor position and measurement parameters based on the specific multi-tip punch pattern being measured, enabling the system to handle varying tip orientations and arrangements.
Solution Approach 2:
The system performs preliminary alignment by securing the punch in a carriage assembly with defined X-axis orientation before measurement. The controller pre-calculates and pre-positions the sensor based on known tip patterns, preparing the measurement configuration in advance to simplify the actual measurement process for complex multi-tip arrangements.
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 system enables efficient and accurate measurement of tooling quality for multi-tip punches, reducing manual error and increasing measurement speed while providing detailed data for historical analysis and reporting, thus ensuring product consistency.
Implementation Method 1
The laser displacement sensor may use optical triangulation to determine position
Data Source
AI summary
A tooling inspection and analysis system measures tooling quality of a multi-tip tablet punch having a barrel with a plurality of tips each having a tip cup for forming a tablet. The system comprises a base. A carriage assembly has a cavity for supporting a multi-tip tablet punch, which when in use is aligned with an X-axis. A Y-axis linear slide mounts the carriage assembly to the base for movement relative to the base along a Y-axis. A sensor is adapted to measure distance. A Z-axis linear slide mounts the sensor to the base for movement relative to the base along a Z-axis. A programmable controller is operatively connected to the Y-axis linear slide, the Z-axis linear slide and the sensor. The controller is programmed to move the carriage assembly and the sensor to automatically align the sensor to measure working length of each tip of a multi-tip tablet punch mounted in the cavity.