Pipe Milling Machine Feed Deactivation Mechanism
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Solution Overview
Problem
Existing pipe milling machines require adjusting the cutting depth while in motion, posing a risk of injury to the machinist as the feed cannot be turned off, necessitating adjustments during operation.
Innovation Solution
A pipe milling machine design where the feed and milling wheel drive can be operated independently, allowing for adjustments without machine movement, using a lever-controlled system to manage feed and drive modes, enabling safe and precise cutting depth adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the feed is continuously active during pipe milling machine operation, then the machine can continuously process the pipe, but the machinist cannot safely adjust the cutting depth of the milling wheel
Solution Approach 1:
The system dynamically switches between different operating modes (feed active/feed inactive) based on operational requirements. The feed can be activated during machining for continuous processing, and deactivated during adjustment phases to ensure safety, making the system adaptable to different operational states
Solution Approach 2:
The milling wheel drive and feed are decoupled, allowing the cutting depth to be pre-adjusted before activating the feed for machining. This preliminary adjustment phase occurs with the feed inactive, eliminating the safety hazard while maintaining processing capability
2Productivity
If the cutting depth is adjusted during machine movement, then processing can continue without interruption, but the machinist faces significant safety risks
Solution Approach 1:
The operational sequence is segmented into distinct phases: adjustment phase (feed inactive, milling wheel may be active or inactive) and machining phase (feed active). This segmentation separates the hazardous adjustment operation from the productive machining operation, allowing safety and productivity to be optimized in各自的 phases
3Device complexity
If the feed and milling wheel drive are coupled, then the machine structure is simpler, but adjustment of cutting depth requires machine movement
Solution Approach 1:
The drive system is segmented into two independently controllable components: the milling wheel drive and the feed mechanism. This segmentation allows the milling wheel to be driven for cutting while the feed is held stationary during adjustment, or vice versa, providing operational flexibility without requiring complex coupling mechanisms
Solution Approach 2:
The control system dynamically manages the independence of feed and drive, allowing operators to selectively activate or deactivate each function based on operational needs. This dynamic control enables safe adjustment conditions while maintaining the capability for coupled operation during machining
Data Source
AI summary
A pipe milling machine for separating and/or cutting a pipe to length is disclosed. In an embodiment the pipe milling machine includes a milling wheel configured to separate the pipe and a motor configured to generate a feed of the pipe milling machine and to drive the milling wheel, wherein driving the milling wheel is independent of separating the pipe.