Laser Blanking Dust Trap Layout for High-Speed Cutting
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Solution Overview
Problem
Existing laser blanking devices lack a mechanism to efficiently move dust produced during high-speed cutting outside the machining room, which is essential for maintaining productivity and safety.
Innovation Solution
A laser blanking device with a movable trap part and suction system that includes a trap hopper and air stream generating components, allowing dust to be trapped and removed from the machining room using air streams and suction, enabling the device to operate at high speeds while preventing dust leakage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a container or belt conveyor is used to trap dust below the laser head, then dust trapping capability is improved, but the structure becomes more complex and dust cannot be efficiently removed from the machining room
Solution Approach 1:
The trap part is made movable together with the laser head in the feeding direction, allowing the dust trapping system to dynamically follow the cutting position. This eliminates the need for complex stationary structures covering the entire machining area, while maintaining effective dust trapping at the cutting location.
Solution Approach 2:
A suction part connected to the trap hopper creates negative pressure to actively remove dust from the machining room. This pneumatic system efficiently transports dust particles outside the machining room, resolving the issue of dust accumulation while maintaining a relatively simple structural design.
2Adaptability or versatility
If the laser head is made movable in both first and second directions to accommodate complex cutting paths, then cutting versatility is improved, but the dust trapping system becomes more difficult to design
Solution Approach 1:
The trap part is integrated with the laser head assembly and moves together as a unified system. This merging of the cutting function and dust trapping function allows the system to handle complex two-directional cutting paths without requiring separate, complex dust trapping mechanisms for each position.
Solution Approach 2:
The trap hopper acts as an intermediary component that collects dust from the movable trap part and transfers it to the suction system. This intermediary structure simplifies the overall design by providing a centralized collection point that works effectively regardless of the laser head's position in the machining room.
3Productivity
If high-speed cutting is implemented to improve productivity, then output increases, but dust generation volume and removal requirements increase
Solution Approach 1:
The trap part is positioned to trap dust at the source immediately as it is generated during high-speed cutting. By establishing the dust trapping mechanism in advance at the cutting location, the system can handle high-speed cutting without allowing dust to accumulate or disperse throughout the machining room.
Solution Approach 2:
The suction part creates continuous negative pressure to rapidly remove dust particles from the machining room. This pneumatic removal system is capable of handling the increased dust generation volume resulting from high-speed cutting operations, maintaining air quality while enabling high productivity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution allows for efficient trapping and removal of dust outside the machining room, enhancing productivity and safety by preventing dust accumulation and ensuring continuous operation during high-speed cutting processes.
Implementation Method 1
The suction part is connected to the trap hopper and sucks the dust moved from the trap part to the trap hopper
Implementation Method 2
The trap part includes a box part and a first air stream generating part
Data Source
AI summary
A laser blanking device includes a machining room, a laser head movable in first and second orthogonal directions, a trap part movable with the laser head in the first direction, a trap hopper disposed on a side of a first lateral surface of the machining room to trap dust produced by cutting, and a suction part connected to the trap hopper to suck the dust moved from the trap part to the trap hopper. The trap part includes a box part with a first opening and an opening end, and a first air stream generating part that generates streams of air inside the box part such that the streams of air flow toward the opening end. The first opening is opposed to the laser head and arranged along the second direction. The opening end is provided with a second opening opened toward the trap hopper.