Robotic Riveting with Quick Tool Change and Vibration Damping
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Solution Overview
Problem
Existing automatic riveting technologies are limited in their ability to handle break-type pulling rivets, leading to inefficiencies and safety hazards due to manual operation and potential errors in riveting and inspection processes.
Innovation Solution
A riveting robot system incorporating a robot part, visual position identification, automatic rivet feeding, material collection, and quality judgment, with hydraulic quick change and damping structures for precise and unmanned operation, enabling automatic tool change, alignment, loading, binding, and quality assessment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual riveting operation is used, then operators can handle various riveting tasks, but human error and negligence lead to missed riveting and inspection errors
Solution Approach 1:
The riveting robot system performs self-inspection and self-correction through sensors and control systems that automatically detect riveting quality and adjust parameters, eliminating the need for manual inspection and reducing human error in quality assurance
Solution Approach 2:
Manual mechanical riveting operations are replaced with an automated robotic system that uses computer control, sensors, and automated tooling to perform riveting and inspection tasks, thereby eliminating human negligence and improving reliability
2Adaptability or versatility
If pneumatic riveting tools are used, then riveting operation can be automated, but break-type pulling rivets cannot be processed
Solution Approach 1:
The riveting robot system is designed with interchangeable tooling modules and adjustable parameters that enable it to process multiple rivet types including break-type pulling rivets, standard rivets, and blind rivets, making the system universally applicable to various fastening requirements
Solution Approach 2:
The system employs dynamically adjustable riveting parameters and interchangeable tool heads that can be configured for different rivet types, allowing the rigid robotic structure to adapt its functionality through programmable motion control and tool changes
3Productivity
If traditional riveting systems are used, then simple riveting tasks can be performed, but rapid unmanned mounting with multiple functions cannot be achieved
Solution Approach 1:
The system merges riveting execution, quality inspection, data collection, and tool management into a single integrated robotic platform, enabling rapid unmanned operation with multiple functions simultaneously performed by coordinated subsystems
Solution Approach 2:
The system performs preliminary positioning, alignment, and parameter setup automatically before riveting, and conducts real-time quality assessment during the process, enabling rapid cycle times through pre-programmed sequences and predictive quality control
4Manufacturing precision
If vibration damping structure is added, then riveting accuracy is improved, but system complexity increases
Solution Approach 1:
The vibration damping function is extracted as a separate modular subsystem with dedicated damping elements, allowing the riveting accuracy improvement to be achieved without complicating the main riveting mechanism, as the damping components can be independently designed and adjusted
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 system enables rapid, unmanned, and accurate riveting with automatic tool change and quality judgment, improving efficiency and safety by reducing human error and vibration interference through effective damping mechanisms.
Implementation Method 1
reducing vibration interference through effective damping mechanisms
Implementation Method 2
det detachably coupled with a riveting tool part through a hydraulically quick change disk
Data Source
AI summary
The present invention discloses a riveting robot, comprising: a robot part provided on a chassis, and detachably coupled with a riveting tool part through a hydraulically quick change disk; a visual position identification part provided on a side of the hydraulically quick change disk and secured on the sixth axis of the front end of the robot part; an automatic rivet feeding part provided on a mounting baseplate which is secured on a chassis through a two-stage vibration damping structure; a riveter tailing material collection part used for collecting tailing materials produced during riveting; a riveting quality judgment part used for collecting riveting data, and processing and generating a riveting curve to realize judgment of the riveting quality. A riveting robot system provided in the present invention can realize unmanned quick mounting of a pulling rivet at a specific riveting position; a vibration damping structure effectively isolates interference of riveting operation of a robot from a vibration source; radial and axial damping mechanisms can absorb axial and radial impact energies during the process of rivet pulling and mounting, ensuring that the operating accuracy of the riveting robot system and service life of the riveting robot mechanism.