Machining Measurement Calibration Validation Before Cutting
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing machining systems face challenges in validating the operation of dimensional measurement devices, leading to potential errors and inefficiencies in machining processes.
Innovation Solution
A machining system that includes a machining assembly, one or more dimensional measurement devices, and a controller. The controller identifies connected dimensional measurement devices, determines calibration requirements, and performs calibrations as needed, ensuring that the devices are properly calibrated before performing machining operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If dimensional measurement devices are used in machining systems, then measurement capability is improved, but validation and calibration complexity increases
Solution Approach 1:
The dimensional measurement device performs self-calibration by automatically comparing its measurements against stored reference values in the controller's memory. The device identifies its own calibration status and executes calibration routines without requiring external manual intervention, thereby reducing operational complexity while maintaining measurement accuracy.
Solution Approach 2:
The system implements a feedback mechanism where the controller continuously monitors the calibration status of dimensional measurement devices and automatically initiates calibration procedures when needed. The controller receives measurement data, compares it against reference values, and adjusts the calibration state based on the comparison results, creating a closed-loop validation system.
2Reliability
If manual calibration validation is performed, then measurement reliability is improved, but machining productivity decreases
Solution Approach 1:
The system performs calibration validation automatically before machining operations commence. The controller checks the calibration status of all dimensional measurement devices at the start of each operation and pre-calibrates any devices that require it, ensuring measurement reliability is established in advance without interrupting the machining workflow.
Solution Approach 2:
The dimensional measurement devices automatically validate their own calibration status and perform self-calibration when required. This eliminates the need for manual calibration checks by operators, maintaining measurement reliability while preserving machining productivity through automated processes.
3Manufacturing precision
If calibration requirements are strictly enforced, then manufacturing precision is improved, but system complexity increases
Solution Approach 1:
The controller is designed with multi-functionality to handle diverse calibration requirements for different dimensional measurement devices. It universally manages calibration validation across various device types (touch probes, optical sensors) using a unified software architecture that adapts to specific device requirements without requiring separate complex validation systems for each device type.
Solution Approach 2:
Each dimensional measurement device reports its own calibration status to the controller, and the controller automatically determines whether calibration is required based on pre-defined criteria. The system enforces calibration requirements through automated decision-making logic rather than complex manual validation procedures, maintaining manufacturing precision while simplifying system operation.
Data Source
Figure 1
Figure 2A~2B
Figure 3
AI summary
A machining system (10) includes a machining assembly (12), one or more dimensional measurement devices (22), and a controller (14). The machining assembly (12) includes an arm (18) and a machining tool (32). The arm (18) is operable to move the machining tool (32) relative to a workpiece (1000). Each dimensional measurement device (22) of the one or more dimensional measurement devices (22) is operable to measure one or both of a position or a dimension of the workpiece (1000). The controller (14) is configured to identify the one or more dimensional measurement devices (22) connected in signal communication with the controller (14), identify a calibration requirement for each of the one or more dimensional measurement devices (22), identify whether the calibration requirement is satisfied or unsatisfied for each of the one or more dimensional measurement devices (22), and control the arm (18), the machining tool (32), and the one or more dimensional measurement devices (22) to perform a machining operation on the workpiece (1000) in response to identifying the calibration requirement is satisfied for each of the one or more dimensional measurement devices (22).