Nut Peeling Roller Layout for Easier Cleaning and Lower Wear

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Solution Overview

Problem

Existing nut peeling machines face difficulties in cleaning and maintenance due to stuck skins, roller wear, and inefficient access, leading to reduced productivity and frequent shutdowns.

Innovation Solution

The peeling machine uses parallel main rollers with secondary rollers connected by bands, allowing easier access and maintenance, reduced wear through increased surface area, and efficient band replacement, minimizing shutdown times.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If rollers are secured by both ends of their shaft to the front face and rear face of the frame, then the structure is stable, but access to the inside of the machine is complicated

Engineering Contradiction:
Improvestructural stabilityVSAvoidaccess to machine interior
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The shaft connection is segmented into single-end mounting instead of dual-end mounting, allowing the roller to be accessed and removed from one side only, thereby simplifying maintenance access while maintaining structural integrity through the mounting design

Inventive Principle:
Principle #1Segmentation

2Reliability

If rollers are used for peeling nuts, then peeling function is achieved, but roller wear occurs due to continuous rubbing of skins

Engineering Contradiction:
Improvepeeling functionVSAvoidroller service life
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The peeling surface material is changed from traditional roller material to a different material with superior wear resistance properties, extending the service life of the peeling surface while maintaining the peeling function through the same mechanical action

Inventive Principle:
Principle #35Parameter changes

3Reliability

If rollers are used for peeling, then peeling is achieved, but skins stick to machine parts and rollers, making cleaning difficult

Engineering Contradiction:
Improvepeeling functionVSAvoidcleaning ease
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The surface properties of the peeling element are changed by using a different material that reduces adhesion of skin particles, making the peeling surface less prone to sticking and easier to clean, thereby improving maintenance ease while preserving peeling effectiveness

Inventive Principle:
Principle #35Parameter changes

4Adaptability or versatility

If only one roller of each pair moves laterally to modify passage distance, then adjustment is possible, but central plane shifts causing peeling faults

Engineering Contradiction:
Improvepassage distance adjustmentVSAvoidpeeling precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The adjustment mechanism is designed with asymmetric movement characteristics where one roller moves laterally while the other remains fixed, enabling passage distance modification while the fixed roller maintains the central plane alignment to prevent peeling faults

Inventive Principle:
Principle #4Asymmetry

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 machine reduces roller wear, simplifies cleaning, and increases productivity by allowing quicker maintenance tasks and longer operational periods without the need for frequent roller replacements.

Implementation Method 1

continuous rubbing of the skins of the nuts against the rollers will gradually wear down the rollers

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20160286848A1Peeling Machine For Peeling Nuts
Publication Date: 2016.10.06 JOSE BORRELL
  • US20160286848A1 patent drawing
  • US20160286848A1 patent drawing
  • US20160286848A1 patent drawing

AI summary

The present invention relates to the technical field of machines used for peeling nuts, such as almonds and the like which have been previously blanched, the machines having an accessible frame inside which there is a series of rollers arranged in pairs with nuts passing between them and each of them being associated with a rotating shaft, respectively, with movements at different speeds.