Modular Knife Clamping Assembly for Slicing Machines

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Solution Overview

Problem

Existing slicing machines, such as the Model CC® and CCL, require improvements in knife securing mechanisms to accommodate various knife types and configurations, and to provide quick and reliable clamping and release functions.

Innovation Solution

A modular unit with mounting blocks and a clamping assembly that includes a knife holder, clamp, and a cam rod with a camming portion for secure clamping and release, allowing for easy adjustment and replacement of components to accommodate different knives, and enabling quick operation by rotating the cam rod between clamping and release positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional fastening mechanisms are used to secure knives, then the knife securing is reliable, but the time required for knife changes and adjustments is excessive

Engineering Contradiction:
Improveknife securing reliabilityVSAvoidknife change time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The clamping assembly is divided into separate modular components including a clamp body, clamp jaw, and cam mechanism. This segmentation allows the clamp jaw to be quickly released and replaced without affecting the mounting blocks or other components, enabling rapid knife changes while maintaining secure clamping through the modular reassembly of the segmented parts.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cam mechanism provides dynamic clamping action where rotation of the cam converts rotational motion into linear clamping force. This dynamic mechanism allows quick transition between clamped and released states through simple cam rotation, significantly reducing knife change time while maintaining reliable securing during operation.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If custom clamping mechanisms are designed for each knife type, then the adaptability to various knife configurations is improved, but the device complexity increases

Engineering Contradiction:
Improveknife type adaptabilityVSAvoidclamping mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The clamp jaw is designed with a universal configuration that can accommodate multiple knife types and configurations through a single standardized clamping interface. The modular clamp assembly can be quickly reconfigured for different knife types without requiring custom mechanisms, maintaining adaptability while simplifying the overall device through standardization.

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

Solution Approach 2:

The clamping force and jaw position parameters can be adjusted through cam rotation to accommodate different knife types and configurations. By changing these parameters rather than the physical structure of the clamping mechanism itself, the system achieves versatility without increasing device complexity.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If multiple components are secured to the cutting head, then the versatility for different configurations is improved, but the time required to secure and replace components increases

Engineering Contradiction:
Improveconfiguration versatilityVSAvoidcomponent replacement time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system is segmented into independently replaceable components where only the clamp jaw needs to be removed for knife changes, while mounting blocks and other components remain secured. This selective segmentation dramatically reduces component replacement time while maintaining the ability to reconfigure for different applications by replacing only the necessary jaw component.

Inventive Principle:
Principle #1Segmentation

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 modular unit allows for secure clamping and easy release of knives, accommodating various knife types and configurations, enhancing the versatility and efficiency of slicing machines by enabling quick changes and adjustments without removing mounting blocks from the cutting head.

Implementation Method 1

a cam rod that secures the clamp to the knife holder and clamps the knife therebetween. The cam rod has a camming portion that contacts a radially outer surface of the clamp, and the cam rod is rotatable to have a clamping position and a release position.

Methodology Applied
Scientific EffectCam mechanism: Cam

Data Source

PatentUS12083699B2Modular units, clamping assemblies, and slicing machines equipped therewith
Publication Date: 2024.09.10 URSCHEL LABORATORIES INC
  • US12083699B2 patent drawing
  • US12083699B2 patent drawing
  • US12083699B2 patent drawing

AI summary

A modular unit configured for mounting to a cutting head of a slicing machine and for securing a knife to the cutting head, and slicing machines equipped with one or more of such modular units. The modular unit includes mounting blocks adapted to be spaced apart in an axial direction of the cutting head, and a clamping assembly assembled with the mounting blocks so as to extend between the mounting blocks. The clamping assembly is configured to secure a knife to the cutting head, and at least portions of the clamping assembly may be removable from the cutting head by disassembling the clamping assembly from the mounting blocks without removing the mounting blocks from the cutting head.