Cutting Tool Blocking Structure to Prevent Food Sticking in Processors

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Solution Overview

Problem

Existing food processors face issues with larger juicing materials getting stuck on the cutting portion, leading to cutting failure and reduced efficiency.

Innovation Solution

A cutting tool device with a blocking portion and avoidance space on the cutting tool holder to prevent large pieces of food from sticking, combined with additional blocking and cutting sections to enhance cutting efficiency, and a scraping mechanism to reduce adhesion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a cutting portion is provided in the hopper to cut juicing material, then the cutting function is achieved, but larger juicing material gets stuck on the cutting portion causing cutting failure

Engineering Contradiction:
Improvecutting reliabilityVSAvoidfood sticking
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The cutting tool is divided into multiple cutting sections (first cutting section, second cutting section, third cutting section) with different functions. The first cutting section cuts juicing material, the second cutting section scrapes adhered material, and the third cutting section further cuts material. This segmentation allows each section to specialize in a specific cutting task, preventing food sticking and cutting failure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A blocking portion is introduced as an intermediary structure between the cutting tool and the hopper body. This blocking portion with a blocking cavity creates a blocking effect that prevents large pieces of juicing material from entering and getting stuck on the cutting portion, thereby improving cutting reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the cutting portion rotates to cut food, then cutting function is provided, but cutting efficiency decreases when food gets stuck

Engineering Contradiction:
Improvecutting efficiencyVSAvoidcutting continuity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The cutting tool is segmented into multiple cutting sections that work simultaneously or sequentially. The first cutting section performs primary cutting, the second cutting section scrapes adhered material to maintain cutting surface cleanliness, and the third cutting section performs secondary cutting. This segmentation ensures continuous cutting operation without interruption from food sticking, thereby maintaining high cutting efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The multiple cutting sections are designed to work in a continuous manner. While the first cutting section cuts material, the second cutting section simultaneously scrapes adhered material, and the third cutting section further processes the material. This continuous action across multiple sections ensures that the cutting operation never stops due to food sticking, maintaining constant cutting efficiency.

Inventive Principle:
Principle #20Continuity of useful action

3Device complexity

If a simple cutting structure is used, then device complexity is low, but cutting performance deteriorates when handling large pieces of food

Engineering Contradiction:
Improvecutting structure complexityVSAvoidcutting performance
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The cutting tool is divided into three distinct cutting sections, each with specific functions. The first cutting section has first cutting edges for primary cutting, the second cutting section has second cutting edges for scraping, and the third cutting section has third cutting edges for secondary cutting. This segmentation improves cutting performance for handling large pieces of food while keeping each individual section relatively simple in structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cutting tool with multiple cutting sections serves multiple functions: primary cutting, scraping of adhered material, and secondary cutting. This multi-functionality allows a single cutting tool structure to handle various sizes and types of food material effectively, improving overall cutting performance without requiring multiple separate cutting devices.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250228403A1Cutting tool device and food processor thereof
Publication Date: 2025.07.17 FOSHAN SHUNDE TOPWAY TECHNOLOGY IND CO LTD
  • US20250228403A1 patent drawing
  • US20250228403A1 patent drawing
  • US20250228403A1 patent drawing

AI summary

The present invention discloses a cutting tool device and a food processor thereof, the cutting tool device comprises a cutting tool holder and a first cutting tool thereon, and the cutting tool holder is provided with a first blocking portion on one side of the connection between the cutting tool holder and the first cutting tool, and an avoidance space is provided on the first cutting tool corresponding to the position of the first blocking portion; when the avoidance space of the first cutting tool moves close to the first blocking portion on the cutting tool holder, the first blocking portion fits the avoidance space of the first cutting tool to cut off large pieces of food stuck on the first cutting tool, so that the food doesn't get stuck on the first cutting tool and the cutting performance of the first cutting tool is significantly improved.