Blast Machine Tumble Belt Venting and Loading
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Solution Overview
Problem
Existing blast machines face challenges in maintaining efficiency, safety, and ease of operation, particularly when handling sensitive plastic components, which require careful handling to avoid damage and contamination, and often result in high material consumption and exposure to dust during processing.
Innovation Solution
The design of a blast machine with a front-loaded process chamber, featuring a tumble belt or basket system, multiple fan modules with adjustable suction powers, and compressed air hoses for chaotic movement, along with ergonomic hand ports and a sealed system to minimize dust exposure and facilitate easy loading and unloading, while also incorporating a closed blasting material circuit for efficient material reuse.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a tumble belt or basket system is used to hold process components, then the components can be efficiently treated and unloaded, but the complexity of the device increases due to additional moving parts and mechanisms
Solution Approach 1:
The process chamber is divided into multiple separate chambers (first process chamber and second process chamber) that can be independently loaded and unloaded. This segmentation allows continuous operation while simplifying individual chamber designs, as each chamber can be independently maintained and serviced without affecting the other chamber's operation.
2Object-affected harmful factors
If multiple fan modules with different suction powers are used, then dust extraction and material removal can be optimized, but the device complexity and cost increase
Solution Approach 1:
Different fan modules are positioned at specific locations within the process chamber to address local dust accumulation and material removal needs. The first fan module is configured for general dust extraction while the second fan module targets specific areas requiring higher suction power, optimizing extraction efficiency without uniformly increasing complexity throughout the entire system.
3Object-affected harmful factors
If a sealed system with hand ports is used, then dust exposure to operators is reduced, but the ease of operation decreases due to restricted access
Solution Approach 1:
The process chamber is segmented into multiple independently loadable chambers with separate access points. This allows operators to access and unload one chamber through its dedicated hand ports while another chamber remains sealed and operational, maintaining safety while enabling continuous workflow and reducing overall dust exposure time.
4Ease of operation
If the process chamber can be front-loaded, then loading and unloading becomes easier, but the design complexity of the chamber structure increases
Solution Approach 1:
Instead of traditional side-loading or top-loading mechanisms that require complex lateral or vertical movement systems, the chamber is designed for front-loading where components are simply placed into the chamber through the front opening. This inverted approach to loading orientation simplifies the mechanical structure by eliminating complex guiding and positioning mechanisms required for other loading directions.
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 enables efficient and safe processing of plastic components by reducing material consumption, minimizing damage, and controlling dust exposure, thereby ensuring high-quality surface treatment and reduced operational downtime.
Implementation Method 1
at least one first fan, which is configured to extract substances from the process chamber using a first suction power and a first volume flow
Implementation Method 2
at least one second fan, which is configured to extract substances from the process chamber using a second suction power and a second volume flow
Implementation Method 3
Compressed air can be applied to these one or more compressed air hoses. When compressed air is applied, the one or more compressed air hoses can perform a chaotic movement in the process chamber. Cleaning can thus take place
Data Source
AI summary
Various examples of the disclosure relate to a blast machine having a process chamber. A tumble belt, for example, can be arranged in the process chamber. Techniques for venting the process chamber are described. Techniques for fastening the tumble belt are described. Techniques for operating blasting nozzles are described.