Self-Positioning Clamp for Curved Workpiece Polishing
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Solution Overview
Problem
Conventional clamps for positioning workpieces with curved and planar profiles require manual repositioning multiple times, leading to inefficiencies in time consumption and incomplete polishing in a single process.
Innovation Solution
A clamp comprising a holder, a moving unit with a push block, connecting members, and a guiding member, along with a driving unit, which automatically positions and secures workpieces by interacting with their inner surfaces, allowing for complete polishing in a single step.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual fixing is used to position workpieces with curved and planar profiles, then the workpiece can be positioned, but the process consumes considerable time and requires multiple repositioning operations
Solution Approach 1:
The clamp enables the workpiece to self-position through its own geometric features (curved and planar surfaces) interacting with the clamp's fixing arms. The workpiece's shape automatically guides it into the correct positioning without requiring manual adjustment or multiple repositioning operations, thereby eliminating time consumption while maintaining ease of operation
Solution Approach 2:
The clamp is designed with pre-configured fixing arms and guiding structures that are prepared in advance to accommodate specific workpiece geometries. This preliminary design allows the clamp to immediately achieve proper positioning when the workpiece is placed, eliminating the need for manual fixing and multiple repositioning operations during the actual processing
2Productivity
If conventional clamps are used for workpieces with curved and planar profiles, then positioning is achieved, but the outer surface cannot be completely polished in one process due to the complex surface profile
Solution Approach 1:
The clamp's fixing arms are designed to work with the workpiece's own geometric features, allowing the workpiece to self-align and self-position. This eliminates the need for manual repositioning operations and enables complete surface polishing in a single process, thereby improving productivity while eliminating time loss
Solution Approach 2:
The clamp is pre-designed with fixing arms and guiding structures that are configured to accommodate curved and planar profiles simultaneously. This preliminary design ensures that the workpiece can be completely positioned and secured in one operation, enabling complete polishing without requiring multiple repositioning operations
3Reliability
If manual fixing is used to secure the workpiece, then the workpiece can be held in position, but the process is time-consuming and less efficient
Solution Approach 1:
The clamp enables the workpiece to self-secure through its geometric interaction with the fixing arms. The workpiece's curved and planar surfaces automatically engage with the clamp's corresponding features, providing reliable positioning without requiring manual fixing operations, thereby maintaining reliability while significantly improving processing efficiency
Solution Approach 2:
The clamp is pre-configured with fixing arms and guiding structures that are designed to automatically secure workpieces with curved and planar profiles. This preliminary design ensures reliable workpiece holding in one operation, eliminating the need for time-consuming manual fixing while maintaining processing efficiency
Data Source
AI summary
An exemplary clamp includes a holder, a moving unit, a fixing arm, and a driving unit. The moving unit includes a push block, a connecting member, and a guiding member. The guiding member is fixed on the holder. The connecting member connects the push block and the guiding member. The push block includes a slanted side surface. The push block is guided to move by the guiding member. The slanted side surface of the push block interacts with the connecting member. The fixing arm is fixed to the connecting member. The driving unit is connected to the push block. The driving unit is capable of moving the push block of the moving unit.