Automatic Pet Cleaning Machine With Feedback-Controlled Roller Brushes

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Solution Overview

Problem

Conventional pet cleaning methods rely heavily on manual operation, which is labor-intensive and difficult to ensure uniformity and thoroughness, and pets may feel uncomfortable due to uneven techniques or inappropriate water temperature, with no full-automatic pet cleaning machines available to address these issues.

Innovation Solution

A full-automatic pet cleaning machine equipped with a bathing mechanism and drying mechanism, utilizing servo motors and sensors to control the movement and rotation of roller brushes, along with a water outlet mechanism and drying mechanism, to automate the cleaning and drying process, ensuring safety and comfort for pets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual cleaning methods are used, then operation flexibility is maintained, but cleaning uniformity and thoroughness deteriorate

Engineering Contradiction:
Improvecleaning uniformityVSAvoidmanual operation complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The cleaning machine performs cleaning operations automatically without human intervention. The control system autonomously manages water spraying, roller brush rotation, and drying processes, eliminating the need for manual operation while ensuring consistent cleaning quality through programmed sequences and sensor feedback

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Pressure sensors detect contact between roller brushes and pets, providing real-time feedback to the control system. This feedback mechanism allows the system to automatically adjust roller brush pressure and rotation speed, maintaining optimal cleaning effectiveness and uniformity without manual intervention

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If conventional cleaning methods are used, then equipment complexity is low, but cleaning thoroughness and pet comfort deteriorate

Engineering Contradiction:
Improvecleaning thoroughnessVSAvoidmachine structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The cleaning machine is divided into functionally independent modules: water outlet mechanism, roller brush cleaning mechanism, and drying mechanism. Each module can be controlled independently and performs a specific function, allowing complex cleaning tasks to be broken down into manageable segments that work together systematically

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The roller brushes are designed with dynamic control capabilities, including adjustable rotation speeds and pressure forces. The system can adaptively change operational parameters based on pet size and fur type, transforming a static structure into a dynamically adjustable system that maintains cleaning thoroughness while managing complexity through intelligent control

Inventive Principle:
Principle #15Dynamics

3Object-affected harmful factors

If inappropriate water temperature is used, then energy consumption is reduced, but pet comfort and safety deteriorate

Engineering Contradiction:
Improvepet comfortVSAvoidwater heating energy
Core Design Contradiction:
Object-affected harmful factorsVSUse of energy by moving object

Solution Approach 1:

The system dynamically adjusts water temperature as a controllable parameter based on pet characteristics and cleaning stage requirements. The control system monitors and regulates temperature to maintain it within a comfortable and safe range for pets, transforming temperature from a fixed parameter into an adaptively controlled variable that balances comfort with energy efficiency

Inventive Principle:
Principle #35Parameter changes

4Manufacturing precision

If roller brush pressure is not adjusted, then device complexity is low, but cleaning effectiveness and pet safety deteriorate

Engineering Contradiction:
Improvecleaning qualityVSAvoidpressure control complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Pressure sensors are integrated into the roller brush mechanism to detect contact force between brushes and pets. This feedback is transmitted to the control system, which automatically adjusts motor power and roller brush pressure in real-time, ensuring optimal cleaning effectiveness while preventing excessive pressure that could harm the pet

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Manual pressure adjustment mechanisms are replaced with an automated motorized system controlled by electronic sensors and a control program. This substitution transforms mechanical pressure control into an electronically regulated process, improving precision and responsiveness while managing complexity through integration of control systems

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 efficiently cleans and dries pets automatically, providing uniform cleaning, real-time monitoring, and ensuring pet comfort through sensor feedback and controlled motor movements, while maintaining safety and hygiene.

Implementation Method 1

an end part of an output shaft of the self-rotating motor is provided with a corresponding pressure sensor, and the self-rotating motor controls self-rotation motion of the corresponding roller brush based on feedback information of the corresponding pressure sensor

Methodology Applied
Scientific EffectPressure detection:

Implementation Method 2

one end of each roller brush is provided with one self-rotating motor, and the self-rotating motor controls self-rotation motion of the corresponding roller brush

Methodology Applied
Scientific EffectElectromagnetic conversion:

Implementation Method 3

one end of the vertical lead screw is provided with the Z-direction servo motor, and the Z-direction servo motor controls the vertical lead screw to rotate based on feedback information of the corresponding pressure sensor to drive the roller brush to move vertically

Methodology Applied
Scientific EffectElectromagnetic conversion:

Implementation Method 4

an end part of an output shaft of the Y-direction servo motor is provided with a corresponding pressure sensor, and the Y-direction servo motor controls the horizontal lead screw to rotate based on feedback information of the corresponding pressure sensor to drive the roller brush to move horizontally

Methodology Applied
Scientific EffectElectromagnetic conversion:

Implementation Method 5

a vertical lead screw and a vertical slide rail, one end of the vertical lead screw is provided with the Z-direction servo motor... the Z-direction servo motor controls the vertical lead screw to rotate... to drive the roller brush to move vertically

Methodology Applied
Scientific EffectMechanical transmission: Screw

Data Source

PatentUS12604866B2Full-automatic pet cleaning machine, and control method and control system of the full-automatic pet cleaning machine
Publication Date: 2026.04.21 ALLVIEWS TECHNOLOGY LLC
  • US12604866B2 patent drawing
  • US12604866B2 patent drawing
  • US12604866B2 patent drawing

AI summary

The provided are a full-automatic pet cleaning machine, and a control method and a control system of the full-automatic pet cleaning machine. The full-automatic pet cleaning machine includes a bathing mechanism and a drying mechanism. The bathing mechanism is used to clean a pet, and the drying mechanism is used to dry hair of the pet. This full-automatic pet cleaning machine can complete the washing, rinsing, drying and disinfection processes of the pet automatically, ensuring the cleaning quality and the comfort and safety of the pet.