Roll Mold Groove Cutting With Blade Switching for Precision
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Solution Overview
Problem
Conventional roll mold manufacturing methods require significant repositioning of cutting tools, leading to increased machining time and reduced cutting accuracy when forming grooves along the thrust or oblique thrust directions on roll base materials.
Innovation Solution
A roll mold manufacturing method utilizing a rotary device and a machining stage with a switching stage equipped with multiple cutting blades, allowing for alternating cutting orientations along the roll length direction without repositioning, thereby reducing machining time and improving precision.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the cutting tool is repositioned after each cut in conventional methods, then the cutting process can be completed, but the machining time increases significantly
Solution Approach 1:
The cutting tool is segmented into multiple cutting blades arranged on a switching stage, allowing different blades to be used for different cutting orientations. This eliminates the need to reposition the entire tool assembly after each cut, as the switching stage can rapidly switch between blades while the tool remains in position.
Solution Approach 2:
The switching stage is designed to be movable and adjustable, allowing dynamic switching between cutting blades during the machining process. This dynamic capability enables the system to adapt to different cutting orientations without physical repositioning of the main tool assembly, significantly reducing non-cutting time.
2Manufacturing precision
If the cutting tool is repositioned frequently, then different cutting orientations can be achieved, but the cutting accuracy decreases
Solution Approach 1:
The cutting tool is divided into multiple specialized cutting blades, each optimized for specific cutting orientations. This segmentation allows each blade to maintain consistent cutting parameters for its designated orientation, improving accuracy while eliminating the need to reposition the tool assembly.
Solution Approach 2:
Multiple cutting blades are provided as copies with identical or complementary cutting geometries, allowing the same cutting action to be performed from different orientations without repositioning. This ensures consistent cutting quality across all orientations while maintaining tool position stability.
3Ease of manufacture
If a single cutting tool is used for both orientations, then tool replacement is avoided, but the cutting surface consistency becomes difficult to maintain
Solution Approach 1:
The single cutting tool is segmented into multiple cutting blades mounted on a switching stage. Each blade can be optimized for specific cutting orientations while maintaining consistent cutting surface quality. The switching stage enables rapid alternation between blades without tool replacement, preserving both ease of manufacture and cutting consistency.
Solution Approach 2:
The cutting tool assembly is designed with multi-functionality, where a single tool holder can accommodate multiple cutting blades suitable for different orientations. This universal design allows the system to handle both cutting orientations with a single tool assembly, maintaining consistency through standardized blade mounting and switching mechanisms.
Data Source
AI summary
A roll mold manufacturing method using a roll mold manufacturing apparatus, the apparatus comprising a rotary device configured to rotate a roll base material having either a tubular shape or a circular-column shape, and a predetermined machining stage comprising multiple cutting blades, the method comprising: a P cutting step of cutting a roll base material surface with a P cutting blade on the machining stage while moving the machining stage in a direction of an orientation P along the roll length direction; subsequently a step of switching from the P cutting blade to an N cutting blade on the machining stage; and subsequently an N cutting step of cutting the roll base material surface with the N cutting blade on the machining stage while moving the machining stage in a direction of another orientation N along the roll length direction.