Biomass Shredding Machine with Channel Deflection for Uniform Cutting
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing shredding machines fail to achieve uniform cutting of biomass, leading to uneven shredding and incomplete processing due to improper cutting depth and material deflection, which can cause machine clogging and prolong composting time.
Innovation Solution
A shredding/cutting machine design featuring a tool holder rotor with inclined deflection elements in the channels, covering at least 60% of the channel width, and additional partition walls to guide material towards cutting tools, ensuring uniform shredding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the cutting depth is increased to improve shredding completeness, then the uniformity of cutting deteriorates and machine clogging occurs
Solution Approach 1:
The cutting chamber is segmented into multiple channels by partition walls, with each channel containing one or more cutting tools. This segmentation allows material to be processed in divided streams, ensuring uniform cutting depth across multiple tools while maintaining high overall productivity through parallel processing.
Solution Approach 2:
Each channel is equipped with deflection elements positioned at specific locations to locally guide material onto the cutting tools. The deflection elements are arranged to cover at least 60% of the channel width, ensuring that material is properly directed onto each cutting tool individually, which maintains uniform cutting quality while allowing the entire system to operate at high efficiency.
2Manufacturing precision
If deflection elements are added to prevent material from leaving the cutting area, then cutting uniformity improves, but device complexity increases
Solution Approach 1:
The deflection elements are merged with the channel structure itself, forming an integrated design where the deflection function is built into the channel walls and partitions. This combining of functions reduces the number of separate components needed, thereby limiting the increase in device complexity while still achieving the goal of preventing material from leaving the cutting area.
Solution Approach 2:
The partition walls serve multiple functions: they divide the cutting chamber into channels, provide structural support, and work in conjunction with deflection elements to guide material. This multi-functionality reduces the need for additional specialized components, thereby limiting the increase in device complexity while improving cutting uniformity.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The invention relates to a machine (200) for shredding/cutting, in particular biomass and the like, comprising a frame (201) in which a tool-holder rotor (100) is rotatably mounted, on which rotor a number of tools (103) are arranged. According to the invention, the tools (103) are arranged in channels (105) which are formed by side walls (104), and are arranged in a channel (105) in which at least one inclined deflection element (102) is arranged upstream of a tool, and wherein deflection elements (202) are arranged on the frame (201) so as to face the channels (105).