Kinetic Log Splitter Automatic Brake Mechanism
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Solution Overview
Problem
Existing kinetic log splitters suffer from gear shaft wear and damage due to continued rotation when the ram is stopped or jammed, leading to a decrease in the useful life of the ram and gear shaft.
Innovation Solution
Incorporating an automatic brake mechanism that inhibits the rotation of the gear shaft by engaging a slip disk assembly to prevent excessive rotational force transmission when a predetermined tonnage or force is exceeded, thereby stopping the gear shaft's rotation and preventing further wear.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If the gear shaft continues to rotate due to flywheel rotation even when the ram is stopped, then the motor can maintain continuous rotation capability, but wear and damage to the ram teeth and gear shaft teeth increases
Solution Approach 1:
A brake mechanism is introduced as an intermediary component between the gear shaft and the drive system. This brake mechanism includes a brake disc coupled to the gear shaft and brake pads that can engage with the brake disc to inhibit rotation, serving as a mediator to control the gear shaft's rotational motion and prevent damage during ram stoppage
Solution Approach 2:
The system incorporates a sensor that detects when the ram is stopped or jammed and provides feedback to the control system. This feedback triggers the brake mechanism to engage and inhibit gear shaft rotation, creating a closed-loop control system that responds to the ram's operational state to prevent wear and damage
2Reliability
If the automatic brake mechanism is added to inhibit gear shaft rotation, then wear and damage to components is reduced, but device complexity increases
Solution Approach 1:
The brake mechanism serves as a relatively simple intermediary component that can be integrated into the existing drive system. By placing the brake disc on the gear shaft and using brake pads actuated by a motor or spring mechanism, the system achieves effective rotation inhibition without requiring fundamental redesign of the core splitting mechanism
Solution Approach 2:
The brake system is designed to operate automatically based on sensor feedback about the ram's state. The control system automatically engages and disengages the brake mechanism without requiring manual intervention, and the system self-regulates to prevent damage while maintaining operational efficiency
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 automatic brake mechanism effectively reduces wear and damage to the gear shaft and rack by preventing continued rotation when the linear displacement is obstructed, thereby extending the lifespan of the log splitter components.
Implementation Method 1
The slip disk assembly is configured to automatically inhibit rotation of the gear shaft by the flywheel upon exceeding a predetermined rotational force between the flywheel and the slip disk assembly
Implementation Method 2
The automatic brake mechanism is configured to automatically inhibit rotation of the gear shaft by the drive assembly upon application of a pressure/tonnage or force that exceeds a predetermined tonnage on the push plate
Data Source
AI summary
A kinetic log splitter includes a frame, a splitter, a gear shaft, a drive assembly, a push plate, a rack, and an automatic brake mechanism. The splitter is coupled to the frame. The gear shaft rotatably coupled to the frame. The drive assembly configured to rotate the gear shaft. The push plate is slidably coupled to the frame. The rack is operatively coupled to the push plate. The rack is configured to engage with the gear shaft to linearly displace the push plate towards the splitter. The an automatic brake mechanism is configured to automatically inhibit rotation of the gear shaft by the drive assembly upon exceeding a predetermined tonnage on the push plate.