Interchangeable Segment Separating Drum for Injection Molded Parts
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Solution Overview
Problem
Existing separating drums for injection molded and sprue parts are complex, require adjustments for different tasks, and involve complete drum replacement, which is inefficient and costly.
Innovation Solution
A rotatable separating drum with a cylindrical base frame and interchangeable segments that can be easily attached and detached without tools, allowing for quick conversion between different separating tasks without the need for an adjustment mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a complete drum replacement is performed to change separating tasks, then the separating drum can be adapted to different tasks, but the time and cost required for replacement increases
Solution Approach 1:
The drum is divided into a permanent base frame and interchangeable segments. The segments can be independently attached or removed from the base frame, allowing quick task changes without replacing the entire drum. This segmentation enables the separating drum to adapt to different separating tasks by simply exchanging segments rather than the complete drum assembly.
2Adaptability or versatility
If adjustment mechanisms are added to the separating drum, then the drum can be adjusted for different tasks, but the device complexity increases
Solution Approach 1:
The separating drum features a movable wall section that can be shifted along the longitudinal axis to adjust the separation gap. This dynamic element allows the separation gap to be varied between 0 and 50 mm without complex adjustment mechanisms. The movable wall section is guided by guide surfaces and can be positioned using simple locking elements, maintaining device simplicity while providing continuous adjustability.
3Ease of operation
If interchangeable segments are designed with tool-free fastening, then the ease of operation improves, but the fastening reliability may be compromised
Solution Approach 1:
The interchangeable segments are equipped with self-contained fastening and locking elements that operate without external tools. The fastening elements engage with corresponding receptacles on the base frame, while locking elements automatically secure the segments in place. This self-service mechanism allows operators to quickly attach and detach segments by hand while ensuring reliable fixation during drum rotation, eliminating the need for tools while maintaining fastening integrity.
Data Source
Figure 1~2
AI summary
The invention relates to a separating drum for separating different kinds of parts, in particular injection molded and molded parts, having a substantially cylindrical separation main frame (10) which can be rotated about an axis and change segments (9) which can be reversibly secured to the separation main frame. Openings (11) for separating the parts are formed solely by the change segments (9).