Electronic Abacus Guide Panel Assembly Alignment
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Solution Overview
Problem
The assembly of electronic abacuses is complicated and time-consuming due to the need for precise alignment and mounting of guide members, which can lead to misalignment and malfunction, especially when the abacus frame is tilted, causing the abacus bead moving members to spill out and obstruct sensors.
Innovation Solution
An electronic abacus design featuring a guide panel with integrated unit-specific guide blocks and abacus bead moving members with a V-shaped seating notch and elongated extension protrusion, along with guide holes and locking protrusions, allows for simultaneous mounting of abacus beads and prevents removal of moving members even when the frame is tilted, ensuring proper alignment and assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If guide members are individually mounted on each row to correspond to detecting units, then detection function is achieved, but assembly time increases and productivity decreases
Solution Approach 1:
Multiple individual guide members are merged into a single integrated guide panel structure. The guide panel includes multiple guide blocks arranged in rows and columns, where each guide block corresponds to a detecting unit. This integration allows all guide members to be mounted simultaneously as one component rather than individually, significantly reducing assembly time while maintaining the detection function for each abacus bead position
2Ease of manufacture
If guide member structure is open on top, then assembly is simpler, but light blocking function is lost and sensor detection is hindered
Solution Approach 1:
The guide member structure transitions from a two-dimensional open frame to a three-dimensional enclosed structure by adding a top surface. The guide panel includes guide blocks with top surfaces that completely enclose the space around each abacus bead, preventing light from entering from above while maintaining structural simplicity and ease of assembly
3Reliability
If screen width is reduced to avoid obstruction, then sensor detection is improved, but moving member becomes unbalanced and may spill out when tilted
Solution Approach 1:
The moving member structure employs asymmetric design where the head part has a specific width and the extension protrusion has a different width. The head part width is optimized for sensor detection (narrow enough to avoid obstruction), while the extension protrusion provides counterbalancing weight distribution. This asymmetric configuration maintains detection accuracy while preventing the moving member from spilling out when the abacus frame is tilted
4Manufacturing precision
If abacus bead and moving member alignment is required on each guide member, then proper fitting is achieved, but assembly work becomes slow and cumbersome
Solution Approach 1:
The guide panel is pre-configured with guide blocks positioned at precise locations corresponding to each detecting unit. The guide blocks include guide holes that pre-align with the movement paths of abacus beads. This preliminary positioning and pre-alignment of the guide structure eliminates the need for time-consuming manual alignment during assembly, as components naturally fit into their correct positions
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
This design simplifies and accelerates the assembly process by maintaining proper alignment and preventing spilling of moving members, reducing the complexity and time required for assembly while ensuring accurate detection of abacus bead positions.
Implementation Method 1
The light emitting part 410 and the light receiving part 420 are composed of an infrared light emitting element and a light receiving element
Implementation Method 2
a light receiving part 420 that receives a movement detection signal output from the light emitting part
Implementation Method 3
a magnet positioned in the abacus bead moves to generate a magnetic field, and the generated magnetic field is detected by a sensing means
Data Source
AI summary
The present invention relates to an electronic abacus including: a plurality of abacus beads fitted on each of unit-specific support rods mounted on an abacus frame to be slidable in a vertical direction; an abacus bead position detecting unit including a plurality of position detecting means for detecting a position change of each abacus bead from lower parts of the abacus beads fitted on each of the unit-specific support rods; an abacus bead guide panel in which unit-specific guide blocks for guiding movement of the abacus beads fitted on each of the unit-specific support rods are integrally connected to cover all of the abacus bead position detecting unit; and a plurality of abacus bead moving members provided in a number which is the same as that of the abacus beads in the guide panel to movably support the abacus beads fitted on each of the support rods.