Screw Presenting Track With Vibration and Brush Screening

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Solution Overview

Problem

Existing equipment for arranging screws at regular intervals is inefficient and lacks stability, particularly due to the high cost of intelligent solutions.

Innovation Solution

A screw presenting device comprising a feeding module, aligning module, screening module, and dispensing module, which includes a track with chamfered supporting plates and a vibration mechanism to align screws, and a screening module with a brush mechanism to filter irregularly arranged screws, ensuring regular distribution and presentation to a locking screw machine.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If intelligent equipment is used to arrange screws at regular intervals, then the stability and tidiness of screw arrangement is improved, but the cost increases significantly

Engineering Contradiction:
Improvestability of screw arrangementVSAvoidcost of equipment
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device is divided into four independent functional modules: feeding module (10), aligning module (20), screening module (30), and dispensing module (40). Each module performs a specific function in the screw arrangement process, allowing for simplified design and manufacturing of each component while achieving reliable overall performance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A vibration mechanism (22) is employed in the aligning module to automatically align screws on the track (21). The vibration causes screws to settle into regular intervals through physical oscillation, achieving stable and tidy arrangement without requiring complex intelligent control systems.

Inventive Principle:
Principle #18Mechanical vibration

2Device complexity

If manual methods are used to arrange screws, then the cost is reduced, but the work efficiency and arrangement quality deteriorate

Engineering Contradiction:
Improvecost of equipmentVSAvoidwork efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The device enables automatic screw arrangement through self-service mechanisms. The vibration mechanism automatically aligns screws, the screening module automatically filters irregularly arranged screws using a brush mechanism, and the dispensing module automatically presents screws one by one to the locking screw machine, eliminating the need for manual intervention while maintaining high efficiency.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The aligning module performs preliminary alignment of screws before they reach the dispensing module. By pre-aligning screws on the track using vibration, the system ensures that only properly arranged screws are dispensed, improving overall productivity and arrangement quality without requiring complex real-time control during dispensing.

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If regular presenting equipment is used, then the cost is lower than intelligent equipment, but the stability and tidiness of screw presentation is insufficient

Engineering Contradiction:
Improvecost of equipmentVSAvoidregularity of screw arrangement
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The supporting plates (211) are designed with chamfered edges to create localized quality features that guide screw placement. The chamfered structure at specific locations on the track ensures screws are positioned at precise regular intervals, improving manufacturing precision without requiring expensive intelligent equipment.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The brush mechanism in the screening module uses flexible bristles to gently contact and remove irregularly arranged screws. This flexible contact method effectively filters out improperly arranged screws while maintaining the integrity of properly arranged screws, enhancing arrangement regularity with a simple mechanical solution.

Inventive Principle:
Principle #30Flexible shells and thin films

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

The device provides a stable and efficient arrangement of screws at regular intervals, improving work efficiency by ensuring proper alignment and filtering out irregular screws, thus enhancing the usability of locking screw machines without the need for expensive intelligent equipment.

Implementation Method 1

an aligning module (20) which arranges the screws (200) and sequentially conveys the aligned screws (200) to the dispensing module (40), wherein the aligning module (20) includes a track (21) coupled to a vibration mechanism (22)

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 2

a screening module (30) which filters the screws (200) on the aligning module (20), such that the screws (200) on the aligning module (20) are regularly arranged

Methodology Applied
Scientific EffectMechanical separation:

Data Source

PatentUS11065726B2Screw-presenting device
Publication Date: 2021.07.20 FOXCONN PRECISION ELECTRONICS TAIYUAN CO LTD
  • US11065726B2 patent drawing
  • US11065726B2 patent drawing
  • US11065726B2 patent drawing

AI summary

A device to present screws of different sizes and characteristics for insertion and fastening in manufacturing processes includes an aligning module and a dispensing module. The aligning module includes a track with two supporting plates. One end of each supporting plate is chamfered and the two supporting plates are spaced to form a first receiving space and a second receiving space for receiving the screws, a screening module functions to brush away screws which do not fall correctly into place on the track. The dispensing module includes a circular member with notches to receive screws transported by the track.