Cutting Machine Blowing Device for Debris Containment
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing wood or plastic panel cutting machines have inefficiencies in their blowing nozzles, which disperse processing powders and shavings into the environment, posing health risks and affecting machine operation.
Innovation Solution
The cutting machine incorporates a blowing device with nozzles mounted along the inner faces of retaining walls and plates, directing airflow parallel to the panel surface to collect powders and shavings into a pneumatic suction system, enhancing containment and removal efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If blowing nozzles are mounted on the outer face of the plate to remove powders and shavings, then the supporting surface can be kept clean, but the blowing nozzles disperse processing powders and shavings into the outer environment causing health risks and machine operation issues
Solution Approach 1:
A retaining wall is introduced as an intermediary structure between the blowing nozzles and the outer environment. The wall captures powders and shavings blown by the nozzles and directs them toward the suction device, preventing environmental dispersion while maintaining the cleaning function. This mediator structure resolves the contradiction by redirecting the airflow path.
Solution Approach 2:
The blowing nozzles, which originally dispersed harmful powders into the environment, are repositioned and redirected so that their blowing action now serves to push powders and shavings against the retaining wall and into the suction device's intake. The harmful dispersal effect is converted into a beneficial containment and removal mechanism.
2Ease of manufacture
If blowing nozzles are mounted on the outer face of the plate, then the structure is simple, but the blowing efficacy is relatively low and powders are dispersed into the environment
Solution Approach 1:
The retaining wall serves as a mediator that enhances the blowing efficacy by providing a surface against which the blown air can direct powders and shavings. Instead of air blowing directly into open space with low effectiveness, the wall redirects the airflow to effectively push debris toward the suction intake, significantly improving removal efficiency.
3Reliability
If blowing nozzles disperse powders into the outer environment, then the supporting surface can be cleaned, but it jeopardizes the correct operation of the cutting machine
Solution Approach 1:
The retaining wall acts as a mediator that intercepts powders and shavings before they can disperse into the machine environment and cause operational problems. By capturing these particles and directing them to the suction device, the wall maintains supporting surface cleanliness while preventing harmful effects on machine operation.
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
This configuration effectively contains and removes powders and shavings, improving operational safety and machine performance by reducing environmental dispersion and ensuring better suction of debris.
Implementation Method 1
a pneumatic suction device to which the inner cavity is connected
Implementation Method 2
blowing nozzles mounted along the inner faces of retaining walls and plates, directing airflow parallel to the panel surface
Data Source
Figure 1
Figure 2
Figure 3
AI summary
In a machine for cutting wood panels (2) or the like, the panels (2) are fed along a supporting surface (P) and through a cutting station (8) and are blocked in the cutting station (8) by a pressing device (33); the powders and/or shavings generated during the cut being removed from the supporting surface (P) and/or the panels (2) by means of a blowing device (34) having a plurality of blowing nozzles (38) distributed along an inner face (36) of at least one of the plates (35) of the pressing device (33).