Wall Drilling Mount With Optical Drill Wear Detection
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Solution Overview
Problem
Existing assembly devices for drilling holes in building walls lack reliable methods to assess the condition of drills, leading to potential drilling failures due to overheating, wear, or damage.
Innovation Solution
An assembly device equipped with an optical detection device and a control device that evaluates digital images of the drill to assess its condition based on color analysis, particularly detecting overheating by recognizing blue hues indicative of high temperatures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If automated drilling is performed without drill condition monitoring, then productivity is maintained, but reliability of drilling operations deteriorates due to undetected drill wear and overheating
Solution Approach 1:
The patent replaces complex mechanical monitoring systems with optical detection. A camera captures images of the drill bit, and image processing algorithms analyze wear marks and overheating indicators (blue discoloration). This substitution maintains high reliability while reducing mechanical complexity of the monitoring system.
Solution Approach 2:
The patent creates a digital copy (image) of the drill bit condition and analyzes this copy instead of directly measuring physical parameters. The camera captures visual information about wear marks and thermal discoloration, allowing non-contact assessment of drill condition without interfering with the drilling process.
2Measurement precision
If drill condition is monitored using traditional methods (feed rate, time), then some wear is detected, but overheating and early failure signs are missed
Solution Approach 1:
The patent performs preliminary visual inspection of the drill bit by capturing images during or between drilling operations. By detecting early signs of overheating (blue discoloration) and wear marks before they lead to failure, the system allows proactive drill replacement, preventing downtime from unexpected failures while maintaining precise condition assessment.
Solution Approach 2:
The patent specifically monitors color changes in the drill bit, particularly blue discoloration indicating overheating. The image processing system analyzes color information to detect thermal damage before it progresses to catastrophic failure, significantly improving measurement precision of drill condition without additional time cost.
3Reliability
If drill bits are replaced frequently to ensure reliability, then drilling reliability improves, but productivity decreases due to unnecessary replacements
Solution Approach 1:
The patent implements a feedback loop where the optical monitoring system continuously assesses drill condition and provides information to the control system. Based on this feedback, drill replacement is triggered only when actual wear or overheating is detected, not on a fixed schedule. This ensures high reliability by replacing drills at the optimal moment while maximizing productivity by avoiding premature replacements.
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 enables reliable assessment of the drill's condition before it fails, ensuring consistent and reliable drilling operations by automatically identifying and potentially replacing worn or overheated drills.
Implementation Method 1
an optical detection device for capturing a digital image of at least part of the drill bit
Implementation Method 2
If it becomes very hot, the drill bit turns blue, which can be detected by the control device
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
The invention relates to a mounting device (14) and to a method for the automated drilling of holes (15) in building walls. The mounting device (14) has a drilling device (40) having a drill (41), an optical detection device (35) for detecting a digital image (42) of at least a part of the drill (41) of the drilling device (40), and a control device (37) for controlling the drilling device (40) and the optical detection device (35). The control device (37) is provided to evaluate the aforementioned digital image and, in doing so, to assess a condition of the drill (41).