Bevel Gear Deburring Blade Head with Radial Inserts

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing bevel gear cutting machines face challenges in efficiently deburring and chamfering bevel gears due to limitations in tool versatility, cutting speed, and edge geometry, which restrict their ability to handle diverse gear types and result in longer processing times and potential damage.

Innovation Solution

A gear-cutting machine equipped with a workpiece spindle, a deburring spindle, and numerically controllable axes, featuring a deburring blade head with radially oriented bar-like blade inserts made of carbide, tool steel, or cutting ceramics, allowing for flexible and efficient chamfering and deburring of bevel gear edges with customizable edge geometry.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If HSS cut-back solid steel cutters are used for deburring ring gears in continuous procedure, then the cutting edge geometry can be optimized for specific gear types, but the cutting speed is limited and processing time is insufficient for complete deburring

Engineering Contradiction:

Improvecutting edge geometry optimizationVSAvoidcutting speed

Core Design Contradiction:

Manufacturing precisionVSProductivity

Solution Approach 1:

The patent changes the material parameter from HSS (high-speed steel) to ceramic cutting tools. This material substitution enables significantly higher cutting speeds while maintaining optimized cutting edge geometry, resolving the contradiction between precision optimization and productivity

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The invention creates a universal deburring cutter design with adjustable cutting edge geometry that can handle multiple ring gear types. The ceramic material provides both high speed capability and geometric flexibility through adjustable components, eliminating the need for multiple specialized cutters

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If non-optimal cutting edge geometry is used to deburr multiple kinds of ring gears, then versatility is improved, but cutting speed must be reduced to prevent edge damage

Engineering Contradiction:

Improvecompatibility with different ring gear typesVSAvoidcutting speed

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent implements dynamic adjustability of the cutting edge geometry through movable components and adjustable holders. This allows the cutter to adapt its geometry to different ring gear types while maintaining optimal cutting parameters, rather than using fixed non-optimal geometry

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The invention changes the material parameter to ceramic, which provides both high-speed capability and geometric flexibility. The ceramic material enables maintained cutting edges at high speeds across different gear types, resolving the speed-versus-versatility trade-off

Inventive Principle:

Principle #35Parameter changes

3Adaptability or versatility

If separate deburring devices are used instead of integrated machine processing, then more space is available for tool adjustment and versatility is improved, but additional workpiece clamping is required and processing time increases

Engineering Contradiction:

Improvetool adjustment flexibilityVSAvoidworkpiece transfer and re-clamping time

Core Design Contradiction:

Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent merges the cutting and deburring operations into a single integrated machine setup. The workpiece remains clamped in one position while both operations are performed sequentially or simultaneously, eliminating transfer and re-clamping time while maintaining tool versatility through the adjustable deburring cutter

Inventive Principle:

Principle #5Merging (Combining)

4Manufacturing precision

If multiple specialized cutters are used for different ring gear types, then manufacturing precision for each gear type is optimized, but device complexity and setup time increase

Engineering Contradiction:

Improvecutting edge geometry optimizationVSAvoidnumber of different cutters required

Core Design Contradiction:

Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent creates a universal deburring cutter with adjustable geometry that can handle multiple ring gear types with a single tool. The ceramic material and adjustable design provide both the precision optimization for specific gear types and the versatility to handle different types without increasing device complexity

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention segments the cutting edge geometry into adjustable components that can be configured for different gear types. This modular approach allows precision optimization for each application while using a single base cutter, reducing the number of specialized tools required

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS7431544B2Deburring blade, device for mounting of deburring blades and bevel gear cutting machine for chamfering and/or deburring a bevel gear

Publication Date: 2008.10.07 KLINGELNBERG GMBH

AI summary

Bevel gear cutting machine for chamfering and/or deburring edges on the teeth of a bevel gear. The gear-cutting machine comprises a workpiece spindle, which receives the bevel gear coaxially of a spindle axis. Furthermore, a deburring spindle is provided for the receiving of a deburring tool and several numerically controllable axes are given. A deburring blade head with several blade cutter-like blade inserts serves as deburring tool, whereby the blade inserts are insertable in recesses of the deburring blade head essentially radially oriented to a deburring spindle axis (E) and comprise edges for chamfering and/or deburring.