Motorized Blade Rest for Centerless Grinding Profile Control
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Solution Overview
Problem
Conventional centerless grinding systems require either repositioning of the workpiece or changing the work wheel to achieve a workpiece profile different from the work wheel's profile, limiting flexibility in surface grinding operations.
Innovation Solution
A motorized blade rest apparatus that is movable along two axes, one parallel and one perpendicular to the work wheel, allowing independent control and movement during grinding operations, enabling the workpiece to be ground to a predetermined shape without repositioning or changing the work wheel.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the workpiece is repositioned or the work wheel is changed to achieve a different profile, then the workpiece profile can be changed, but the operation time and process complexity increase
Solution Approach 1:
The blade rest is made movable along the lateral axis rather than fixed, allowing dynamic adjustment of the workpiece position during grinding. This enables the same work wheel to produce different profiles by varying the blade rest position, eliminating the need to change work wheels or reposition workpieces manually.
Solution Approach 2:
The blade rest apparatus serves multiple functions: it supports the workpiece during grinding and simultaneously provides lateral movement capability to vary the grinding profile. This multi-functionality allows a single blade rest structure to replace what would otherwise require multiple work wheels or manual repositioning operations.
2Adaptability or versatility
If the workpiece is repositioned or the work wheel is changed to achieve a different profile, then the workpiece profile can be changed, but the device complexity increases
Solution Approach 1:
Instead of adding multiple work wheels or complex repositioning mechanisms, the invention adds a single lateral movement capability to the blade rest. This dynamic adjustment mechanism is simpler than alternative solutions that would require changing work wheels or implementing complex workpiece repositioning systems.
Solution Approach 2:
The blade rest apparatus provides its own lateral movement capability through integrated motors or mechanical devices, eliminating the need for external positioning systems or manual intervention. The blade rest serves itself by incorporating the movement mechanism directly into its structure.
Data Source
AI summary
A motorized blade rest apparatus for a grinding system includes a carriage, a ram assembly, a work rest assembly, a motor, and a computer processor. The carriage moves a regulating wheel along a first axis towards and away from a work wheel. The ram assembly, which moves along a second axis parallel to the first axis, supports the carriage and the work rest assembly. The work rest assembly includes first and second slide portions and a work rest blade. The first slide portion is mounted on the ram assembly. The second slide portion, which is movable relative to the first slide portion, moves along a third axis perpendicular to the first axis. The work rest blade is mounted on the second slide portion. The motor is coupled to the second slide portion, and the computer processor controls the motor to move the second slide portion along the third axis.