Reciprocation Device with Counterweight for Micro-Groove Processing
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Solution Overview
Problem
Existing processing machines for forming micro grooves on optical components are inefficient in terms of speed and flexibility, particularly when dealing with complex shapes and curved surfaces, as they require lengthy processing times and struggle to handle varied groove angles and shapes effectively.
Innovation Solution
A processing machine equipped with an angle adjusting mechanism and a reciprocation device that includes a moving part with a tool and tool cutting mechanism, featuring a mechanism to cancel dead weight using a compressible fluid chamber and a piezoelectric element for high-speed and precise micro-processing of various shapes, including vertical and curved surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a reciprocation device is used to reduce processing time, then productivity is improved, but manufacturing precision may deteriorate due to high-speed reciprocation effects
Solution Approach 1:
The invention applies counterweight mechanisms to balance the reciprocating mass of the tool and cutting mechanism. By providing opposing forces through counterweights, the system eliminates inertial effects and gravitational influence during high-speed reciprocation, thereby maintaining groove accuracy while achieving high processing speeds. This directly resolves the contradiction between productivity improvement through reciprocation and precision maintenance.
Solution Approach 2:
The invention dynamically adjusts reciprocation parameters such as speed, stroke length, and acceleration profiles based on the specific workpiece and groove requirements. By optimizing these parameters, the system achieves high productivity while preventing precision deterioration from excessive reciprocation effects. The angle adjusting mechanism also changes operational parameters to adapt to different groove geometries.
2Productivity
If dedicated processing machines are used for high-speed processing, then productivity is improved, but adaptability deteriorates due to machine specialization
Solution Approach 1:
The invention employs dynamic, adjustable mechanisms including variable angle adjusting mechanisms and programmable reciprocation control. These dynamic features allow the same machine to adapt to different groove shapes, angles, and processing requirements while maintaining high-speed capability. The system transitions from static, dedicated machine configurations to dynamic, reconfigurable systems that preserve both productivity and adaptability.
Solution Approach 2:
The invention creates a universal processing machine capable of handling multiple groove types and configurations through its angle adjusting mechanism and reciprocation device. Rather than requiring separate dedicated machines for different groove shapes, this multi-functional system can process various optical components with different micro-groove requirements, thereby improving adaptability without sacrificing high-speed processing capability.
3Manufacturing precision
If the tool moves vertically downward for processing, then manufacturing precision is improved, but the device complexity increases due to dead weight compensation requirements
Solution Approach 1:
The invention incorporates dead weight compensation mechanisms that counterbalance the gravitational force on the vertically moving tool. By using counterweights or spring-based compensation systems, the machine eliminates the influence of tool weight on processing precision, enabling accurate vertical downward motion. This resolves the contradiction by accepting the necessary complexity of compensation mechanisms to achieve the desired manufacturing precision.
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 high-speed micro-processing with improved precision and flexibility, allowing for the formation of micro grooves of complex shapes without the need for frequent chip removal stops, thereby reducing processing time and enhancing groove straightness and accuracy.
Implementation Method 1
a mechanism for canceling the dead weight of the moving part to which the tool and the tool cutting mechanism are attached. Further, the mechanism for canceling the dead weight of the moving part includes a chamber stored with a compressible fluid
Implementation Method 2
a piezoelectric element for high-speed and precise micro-processing
Data Source
AI summary
An angle adjusting mechanism or a linear axis of a processing machine is provided with a reciprocation device. A tool and a tool cutting mechanism are mounted on a moving part of the reciprocation device. A workpiece is processed by the tool based on a combination of the drive of the processing machine and the drive of the reciprocation device.