Machine Tool Remote Monitoring via Mobile App Feedback Control
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Solution Overview
Problem
Current machine tools are not capable of fully autonomous operation, requiring on-site assessment and interaction, which limits high capacity utilization during personless shifts.
Innovation Solution
A machine tool arrangement with a sensor device, control arrangement, and mobile communication device that enables bidirectional data exchange and remote control of the machine tool via a network link, using a chatbot for communication and a filter to recognize faulty states, with an application for evaluating and controlling the machine tool.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If machine tools are equipped with SMS transmitters for fault message transmission, then information communication capability is improved, but autonomous operation capability remains insufficient
Solution Approach 1:
A mobile communication device serves as an intermediary between the machine tool and the user. The device receives machine data via SMS transmitter, evaluates the data state through an application, and automatically initiates appropriate actions (restart, shutdown, or user notification) based on predefined criteria, enabling autonomous response to machine faults without requiring continuous human presence
Solution Approach 2:
The system enables the machine tool to serve itself by automatically detecting fault conditions through sensor devices, transmitting fault information via SMS, and executing self-diagnosis and self-recovery actions. The mobile communication device's application automatically evaluates machine states and triggers appropriate responses without human intervention, allowing the machine to handle routine faults autonomously
2Reliability
If on-site assessment and interaction are required for machine tool operation, then machine control reliability is maintained, but capacity utilization during personless shifts is limited
Solution Approach 1:
The mobile communication device acts as a remote intermediary that enables reliable machine control during personless shifts. It continuously monitors machine data, evaluates critical states, and automatically executes control actions or alerts users only when necessary, maintaining reliability without requiring constant human presence and thus enabling productive unattended operation
Solution Approach 2:
The system implements automatic feedback loops where sensor devices continuously monitor machine parameters, the SMS transmitter sends fault messages when thresholds are exceeded, the mobile application evaluates the data state, and appropriate actions are automatically taken. This closed-loop feedback system maintains reliable control during personless shifts by immediately responding to machine anomalies without human intervention
3Productivity
If mobile communication device enables remote monitoring and control, then capacity utilization during personless shifts is improved, but device complexity increases
Solution Approach 1:
The mobile communication device performs multiple functions within a single integrated system: it receives SMS fault messages from the machine tool, evaluates machine data states through an application, determines appropriate actions based on predefined criteria, executes control commands, and notifies users. This multi-functional approach enables remote monitoring and control capabilities without requiring separate complex systems for each function, making the increased productivity achievable with manageable complexity
Data Source
AI summary
A machine tool arrangement includes a machine tool having a sensor device for monitoring at least one part of the machine tool, and a control arrangement for receiving data of the sensor device and controlling at least one part of the machine tool. The machine tool arrangement includes a mobile communication device having an application. The control arrangement is connectable to the mobile communication device, such that the data of the sensor device is representable in the application and at least one part of the machine tool is controllable by way of the application. The machine tool arrangement includes a further mobile communication device having a further application. The control arrangement is connectable to the further mobile communication device, such that the data of the sensor device is representable in the further application and at least one part of the machine tool is controllable by way of the further application.