Vibrating Conical Distributing Table for Cut Vegetable Handling

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Solution Overview

Problem

Existing combination weighing apparatuses face challenges in efficiently handling cut vegetables due to adherence issues and uneven distribution, particularly when using fixed or non-vibrating distributing parts, which impede the smooth supply and distribution of articles.

Innovation Solution

A combination weighing apparatus featuring a conical vibrating distributing table with a conical body above its apex, radial parts with a downward gap, and a rotary stirring unit with a stirring arm and leading end stirring plate, which inhibits adherence and ensures even distribution of cut vegetables across the periphery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a fixed distributing part is used, then the structure is simple, but cut vegetables adhere to the distributing part and fail to be transported well

Engineering Contradiction:
Improvestructural simplicityVSAvoidtransport efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The distributing part is configured to vibrate in the vertical direction, which prevents cut vegetables from adhering to its surface. This vibration mechanism enables smooth transport of vegetables without sticking, resolving the contradiction between structural simplicity and transport efficiency.

Inventive Principle:
Principle #18Mechanical vibration

2Object-affected harmful factors

If a rotator is hung from above the distributing part, then adherence is prevented, but the articles are fed laterally and distributed unevenly

Engineering Contradiction:
Improveadherence preventionVSAvoiddistribution uniformity
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

Instead of hanging a rotator from above the distributing part, the invention feeds articles from above the distributing part which vibrates vertically. This inverted approach prevents adherence through vibration while maintaining uniform distribution by eliminating the lateral feeding problem caused by overhead rotators.

Inventive Principle:
Principle #13The other way round (Inversion)

3Ease of operation

If the distributing part rotates, then articles can be supplied from above, but cut vegetables adhere to the rotating surface

Engineering Contradiction:
Improvesupply directionVSAvoidadherence
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The distributing part vibrates in the vertical direction instead of rotating, which prevents cut vegetables from adhering to its surface while still allowing articles to be supplied from above. This vibration-based approach resolves the contradiction between ease of operation and adherence prevention.

Inventive Principle:
Principle #18Mechanical vibration

4Area of stationary object

If radial parts are arranged closely without gap, then space is utilized efficiently, but articles stagnate between the distributing table and radial parts

Engineering Contradiction:
Improvespace utilizationVSAvoidarticle flow
Core Design Contradiction:
Area of stationary objectVSProductivity

Solution Approach 1:

The distributing part vibrates vertically, which prevents articles from stagnating in the gaps between radial parts while maintaining efficient space utilization. The vibration keeps articles in motion, ensuring continuous flow without requiring excessive spacing.

Inventive Principle:
Principle #18Mechanical vibration

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 apparatus effectively prevents cut vegetables from adhering to the distributing table and stagnating between the table and radial parts, ensuring uniform distribution and efficient supply to all radial parts, thereby addressing the challenges of adherence and uneven distribution.

Implementation Method 1

a conical distributing part (which may be referred to as 'distributing table' or 'distributing feeder' depending on literature) having a conical vibrating surface

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS9523602B2Vibrating conical distributing table for a combination weighing apparatus with rotary stirring arms having downwardly extending stirring plates
Publication Date: 2016.12.20 ISHIDA CO LTD
  • US9523602B2 patent drawing
  • US9523602B2 patent drawing
  • US9523602B2 patent drawing

AI summary

A combination weighing apparatus comprises a distributing table having a conical vibrating surface, a cap disposed above an apex portion of the distributing table, a plurality of supply troughs arranged radially around the distributing table with a downward gap S interposed therebetween, and a rotary stirrer for stirring articles supplied from the distributing table to the plurality of supply troughs. The rotary stirrer includes a stirring arm extending from the apex portion of the distributing table along the vibrating surface and a leading end stirring plate disposed on the leading end side of the stirring arm. The leading end stirring plate is arranged in the gap.