Cam-Driven Head Extension for Reciprocating Surface Treatment Hoses
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Solution Overview
Problem
Existing surface treatment systems lack flexibility and adaptability to different surface geometries and operational environments, and they often fail to integrate multiple treatment tools into a single, versatile attachment.
Innovation Solution
A head extension for surface treatment operations featuring a cam-operated mechanism that provides linear reciprocating movement to hoses, allowing for versatile use with various tools and adaptable mounting on different platforms, and can be integrated with automated control systems for enhanced precision and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional fixed or semi-automated surface treatment systems are used, then the equipment structure is simple, but the flexibility and adaptability to different surface geometries and mounting platforms is limited
Solution Approach 1:
The head extension assembly is designed as a universal attachment that can be mounted on various platforms including robotic manipulators, articulated arms, and fixed mounting structures. The cam mechanism provides multi-functional capability by enabling both reciprocating motion for linear surfaces and rotational motion for curved surfaces, allowing a single device to handle diverse surface geometries and treatment requirements
2Adaptability or versatility
If traditional surface treatment systems are used, then the equipment is simple, but the capability to treat elevated or hard-to-reach areas is limited
Solution Approach 1:
The head extension assembly incorporates a cam mechanism that converts rotational motion into linear reciprocating motion, enabling dynamic adjustment of the treatment head position. This allows the system to reach elevated and hard-to-access areas automatically through motor-driven cam rotation, eliminating the need for manual repositioning while maintaining operational simplicity
3Measurement precision
If traditional surface treatment systems are used, then the system is simple, but the precision and control for complex surface geometries is insufficient
Solution Approach 1:
The cam mechanism employs periodic reciprocating motion to achieve precise control over the treatment head's movement along linear and curved surfaces. The cam profile is designed to provide controlled acceleration and deceleration during each reciprocating cycle, ensuring consistent treatment precision across complex geometries while maintaining a relatively simple mechanical structure
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
Enables efficient treatment of elevated or hard-to-reach areas with reduced manual effort, improved safety, and adaptability to various surface treatment tasks, including sandblasting, painting, and pressure washing, by minimizing the need for manual repositioning and integrating automated control systems.
Implementation Method 1
cam assembly includes a motor affixed to an exterior surface of the housing, a shaft supported on mount bearings and coupled to the motor, and a plurality of cams provided on the shaft in a spaced-apart manner
Data Source
AI summary
Head extension for surface treatment operations including housing with first operative end and second operative end, both ends being open. Head extension incorporates cam assembly and holder assembly within housing. Cam assembly comprises motor, shaft, and plurality of cams configured to facilitate linear reciprocating movement. Holder assembly includes plurality of support plates and support loops configured to hold hoses used in surface treatment operations. Hoses extend through housing and interact with cams to achieve linear reciprocating movement. Head extension is designed for mounting on portable lifting equipment, such as portable crane or aerial work platform, thus allowing human operator to perform surface treatments at elevated or hard-to-reach locations while remaining on ground. Head extension is adaptable for use with various types of surface treatment media, including abrasives, water jets, and chemical sprays, providing versatility and enhancing operational efficiency and safety.