Universal Machining Chuck and Tool Control for Small-Batch Workpieces
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Solution Overview
Problem
The high cost and inefficiency of manual machining for small-batch or one-off projects due to the need for proprietary machine programming and limited versatility in handling disparate workpiece materials and dimensions, leading to increased labor costs and errors.
Innovation Solution
A computer-controlled machining system with a customizable rotating chuck and robotic manipulator that allows for automatic processing of small-batch or one-off workpieces with varying specifications, minimizing human intervention through programmable jaw adjustments, tool exchange, and sensor-controlled operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If proprietary machines are used for large-quantity orders, then manufacturing efficiency is improved, but adaptability to small-batch or one-off workpieces deteriorates
Solution Approach 1:
The patent applies universality by designing a single machining machine capable of handling both large-quantity production and small-batch or one-off workpieces. The machine integrates multiple functions including programmable jaw adjustments, robotic tool exchange, and sensor-controlled operations, allowing it to adapt to diverse workpiece specifications without requiring separate proprietary machines for different production volumes.
Solution Approach 2:
The patent implements dynamics through programmable and adjustable components that can be reconfigured for different workpiece types. The jaw adjustment mechanism allows dynamic modification of clamping parameters, the robotic manipulator enables dynamic tool selection and replacement, and the control system adapts machining parameters based on workpiece specifications, transforming a static machine into a dynamically adaptable system.
2Adaptability or versatility
If manual machining is used for small-batch projects, then adaptability to diverse workpiece specifications is improved, but manufacturing precision and consistency deteriorate
Solution Approach 1:
The patent applies feedback through sensor-controlled operations that automatically measure workpiece dimensions and adjust machining parameters in real-time. This closed-loop control system ensures that even when handling diverse workpiece specifications, the machine maintains consistent precision by continuously monitoring and correcting for variations, eliminating the human error inherent in manual machining.
Solution Approach 2:
The patent implements self-service through automated measurement and adjustment systems that eliminate the need for manual intervention during machining operations. The sensors automatically detect workpiece characteristics, the programmable jaw adjustments self-adjust to proper clamping forces, and the robotic manipulator autonomously exchanges tools, allowing the machine to service itself while maintaining high precision across diverse workpiece types.
3Productivity
If proprietary machines with specialized programming are used, then productivity for specific large-quantity orders is improved, but device complexity and cost for small-batch projects increase
Solution Approach 1:
The patent applies universality by creating a single machine platform that replaces multiple proprietary machines, each specialized for different production volumes. The unified control system and programmable components allow the same machine to handle both large-quantity production efficiently and small-batch projects with equal capability, eliminating the need for separate specialized machines and reducing overall device complexity.
Data Source
AI summary
A universal machining system capable of accommodating multiple small-batch or one-off machining jobs, involving workpieces of different diameter and composition, comprises a rotating chuck having multiple jaws that may be adjusted positionally inward or outward towards the longitudinal centerline of the workpiece or removed entirely, and a tool turret capable of holding a variety of socketed tools. System also comprises a measurement sensor, which may be separate or comprise one of the socketed tools. A control program collects machining instructions for a series of workpieces, and directs the chuck, the tool turret, the measurement sensor, and at least one robot to load/unload workpieces and tools from the chuck and turret, respectively, measure workpieces and tools for quality control, and track available storage, overriding or skipping individual machining instructions as dictated by safety parameters and the availability of raw materials and tools.


