Compact Feeding Machine with Horizontal Motor and Worm Drive

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Solution Overview

Problem

Conventional feeding machines are space-consuming and inconvenient due to their large total height, which limits their usability and increases manufacturing costs.

Innovation Solution

A compact feeding machine design featuring a machine shell with a supporting end and a driving end, a feeding unit with parallel central axes of feeding wheels, and a driving unit with a motor, speed reducing member, and lubricant chamber, reducing total height and volume while enhancing transmission efficiency and heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the motor is vertically mounted on the main body with a bracket unit, then the feeding machine can perform cutting operations, but the total height becomes relatively large and space-consuming

Engineering Contradiction:
Improveconvenience of useVSAvoidtotal height
Core Design Contradiction:
Ease of operationVSLength of stationary object

Solution Approach 1:

The patent repositions the motor from a vertical mounting arrangement to a horizontal arrangement where the motor shaft extends along the length of the main body. This dimensional change allows the motor to be integrated within the existing footprint of the feeding machine, significantly reducing the total height while maintaining all cutting and feeding functions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If the motor is positioned outside the main body with a bracket unit, then the structure is simple, but the total volume is large and inconvenient to use

Engineering Contradiction:
Improvestructural simplicityVSAvoidtotal volume
Core Design Contradiction:
Device complexityVSVolume of stationary object

Solution Approach 1:

The patent merges the motor into the main body structure by positioning it such that the motor shaft extends along the length of the main body and connects directly to the feeding mechanism. This integration eliminates the need for separate bracket units and external mounting structures, reducing the total volume while maintaining structural simplicity through unified design.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If the motor shaft is perpendicular to the feeding direction, then the conventional structure is maintained, but the height increases and space efficiency decreases

Engineering Contradiction:
Improvefeeding direction controlVSAvoidheight
Core Design Contradiction:
Adaptability or versatilityVSLength of stationary object

Solution Approach 1:

The patent changes the orientation of the motor shaft from perpendicular to parallel with respect to the feeding direction. This reorientation allows the motor to be positioned horizontally within the main body, enabling the workpiece to be fed along the length of the machine while the motor operates in the same dimensional plane, thereby eliminating the need for vertical clearance and reducing overall height.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 compact design reduces the total height and volume of the feeding machine, improving convenience and safety, decreasing manufacturing costs, and enhancing transmission efficiency through reduced friction and effective lubrication, while also prolonging the machine's service life.

Implementation Method 1

a speed reducing member that is disposed between the motor and the feeding unit and that has a worm and a worm wheel orthogonal to the worm

Methodology Applied
Scientific EffectWorm drive: Worm Drive

Implementation Method 2

a lubricant chamber that is disposed under the worm wheel and that stores a lubricant

Methodology Applied
Scientific EffectLubrication: Lubrication

Data Source

PatentUS9902085B2Feeding machine
Publication Date: 2018.02.27 LIN CHIN CHI
  • US9902085B2 patent drawing
  • US9902085B2 patent drawing
  • US9902085B2 patent drawing

AI summary

A feeding machine includes: a machine shell having a supporting end and a driving end that is opposite to the supporting end; a feeding unit connected to the machine shell and including a plurality of feeding wheels spaced apart from one another; and a driving unit including a motor that extends into the machine shell and that has an output shaft, and a speed reducing member that is disposed between the motor and the feeding unit and that has a worm and a worm wheel orthogonal to the worm. The worm is disposed in the machine shell and on the output shaft of the motor. The worm wheel is disposed under the worm.