Safety Gate Guard Lock With Rolling Bolt to Reduce Wear
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Solution Overview
Problem
Safety gate monitoring modules experience material wear from repeated closing and opening processes, leading to potential safety risks and reduced service life due to unreliable guard lock functions.
Innovation Solution
A safety gate monitoring module with a guard lock device featuring a bolt and a rotatably mounted bearing element that reduces friction and wear by rolling on the actuator, allowing for easier insertion and withdrawal, and enabling independent material selection for improved friction properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a traditional guard lock device with direct contact between bolt and actuator is used, then the structure is simple, but material wear increases due to repeated closing and opening processes
Solution Approach 1:
A bearing element is introduced as an intermediary component between the bolt and the actuator. This bearing element rotates on the actuator during insertion and withdrawal processes, converting sliding friction into rolling friction. The bearing element effectively mediates the contact interaction, reducing wear on both the bolt and actuator while maintaining the simplicity of the overall guard lock structure.
2Reliability
If a bearing element is added to reduce friction and wear, then service life is extended, but device complexity increases
Solution Approach 1:
The guard lock device is segmented into distinct functional components: the bolt, the bearing element, and the actuator. This segmentation allows the bearing element to be independently optimized for reducing friction while keeping the bolt and actuator designs relatively simple. The modular approach enables easier maintenance and replacement of the bearing element without affecting other components.
3Ease of manufacture
If traditional direct contact locking is used, then the device is easy to manufacture, but friction and wear are high
Solution Approach 1:
The bearing element serves as a mediator that significantly reduces friction and wear between the bolt and actuator. By introducing this intermediate rolling contact component, the harmful effects of friction are minimized while the manufacturing processes remain relatively straightforward, as the bearing element can be a standard component or easily manufactured.
4Reliability
If the bolt directly contacts the actuator, then the guard lock function is reliable, but material wear reduces service life
Solution Approach 1:
The bearing element acts as a protective intermediary that preserves the reliability of the guard lock function while extending service life. The rotating bearing element ensures smooth engagement and disengagement of the bolt with the actuator, maintaining secure locking when engaged while minimizing wear during operation, thereby extending the overall service life of the safety gate monitoring module.
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 extends the service life and reliability of the safety gate monitoring module by minimizing wear and allowing for easier maintenance and configuration, while ensuring the guard lock function remains reliable.
Implementation Method 1
A safety gate monitoring module with a guard lock device featuring a bolt and a rotatably mounted bearing element that reduces friction and wear by rolling on the actuator
Data Source
AI summary
A safety gate monitoring module for monitoring a state of a safety gate includes an actuator receptacle. The actuator receptacle receives an actuator and is configured to produce a safety gate signal when the actuator is inserted into the actuator receptacle. The actuator receptacle includes a guard lock device that is configured to hold the actuator firmly in the actuator receptacle in an activated state. The guard lock device includes a bolt having a bearing element receptacle and a bearing element rotatably mounted in the bearing element receptacle and arranged at a free end of the bolt. The free end of the bolt engages with the actuator in order to lock the actuator in the actuator receptacle in the activated state.