Blade Box Supporting Part for Drum Cutting Machine
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Solution Overview
Problem
Existing drum cutting machines for grinding cereal grains require complex and time-consuming manual adjustments of blades to ensure precise positioning, leading to high complexity in maintenance and operation.
Innovation Solution
The introduction of a supporting part with bearing points that define the position of each blade, allowing for simple and routine attachment without the need for fine adjustments by a qualified technician, and the use of two bearing points and surfaces to define both position and angle of incidence, along with an undercut for secure fastening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual fine adjustment of blades is used to achieve precise positioning, then blade positioning precision is improved, but device complexity and maintenance time increase
Solution Approach 1:
The supporting part is designed with integrated bearing points that automatically define blade positions without requiring manual adjustment. The blade simply needs to be attached to the supporting part, and the bearing points self-align to provide precise positioning, eliminating the need for complex manual fine adjustment procedures.
Solution Approach 2:
The supporting part is pre-configured with bearing points at precise locations during manufacturing. This preliminary positioning action eliminates the need for现场 adjustment, as the blade positions are already optimized before the blade is even attached to the supporting part.
2Manufacturing precision
If manual fine adjustment is performed for each blade, then positioning accuracy is improved, but time consumption increases
Solution Approach 1:
The supporting part comes pre-configured with bearing points at the exact positions needed for optimal blade placement. This preliminary preparation eliminates time-consuming manual adjustment for each blade, as the positioning geometry is already established during supporting part manufacturing.
Solution Approach 2:
The bearing points on the supporting part automatically provide precise positioning guidance when the blade is attached. The system self-aligns the blade to the correct position without requiring time-intensive manual intervention for each individual blade.
3Ease of operation
If simple attachment method is used for blades, then ease of operation is improved, but positioning precision deteriorates
Solution Approach 1:
The supporting part acts as an intermediary between the blade and the rotary drum. It provides a simple attachment interface for the blade while simultaneously ensuring precise positioning through its integrated bearing points, thus mediating between simplicity and precision requirements.
Solution Approach 2:
The bearing points on the supporting part automatically define the blade position as soon as the blade is attached, without requiring additional positioning steps. The system self-configures the precise blade position through the geometric constraints provided by the bearing points.
4Manufacturing precision
If qualified technician is required for fine adjustment, then positioning precision is improved, but operational complexity increases
Solution Approach 1:
The supporting part with its precision-engineered bearing points performs the positioning function automatically when the blade is attached. This eliminates the need for qualified technicians to perform complex fine adjustments, as the system self-configures the blade position through its geometric design.
Solution Approach 2:
All precision positioning work is performed in advance during the manufacturing of the supporting part with its bearing points. This preliminary precision work eliminates the need for skilled technicians to perform complex adjustments during operation or maintenance.
Data Source
AI summary
A drum cutting machine has a rotary drum and has a plurality of blades arranged along the contour of the rotary drum. The lateral surface of the rotary drum is provided with a multiplicity of holes. A supporting part matches the contour of the rotary drum and has for each of the blades a bearing point that defines the position of the cutting edge. A blade box for such a machine makes it easier to move the blades into the correct position, thereby reducing the complexity in terms of maintenance.