Bearing Steel Ball Assembly with Controlled Retainer Embedding

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Solution Overview

Problem

The manual embedding of steel balls into bearing retainers is time-consuming and labor-intensive, significantly lowering production efficiency in bearing assembly processes.

Innovation Solution

A bearing ball assembly device comprising a steel ball output unit, control unit, and assembly unit, which automates the embedding process by delivering and positioning steel balls into a retainer using a combination of telescopic rods, lifting plates, and guide pipes, allowing for continuous and controlled assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual embedding of steel balls into bearing retainers is used, then operation simplicity is maintained, but productivity is greatly lowered and labor consumption increases

Engineering Contradiction:
Improveassembly speedVSAvoidstructure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The device is divided into three independent functional modules: steel ball output unit (with storage containers and pipelines), steel ball control unit (with guide pipes and positioning structures), and steel ball assembly unit (with embedding mechanisms). Each module performs a specific function and can be independently adjusted or maintained, resolving the contradiction by organizing complexity into manageable segments while achieving automated high-speed assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Steel balls are pre-positioned in storage containers and fed through pipelines to the control unit before the actual embedding process. The control unit pre-positions balls in guide pipes according to the retainer's ball hole arrangement, ensuring ready-to-assemble configuration. This preliminary preparation enables continuous high-speed assembly without manual intervention during the embedding phase.

Inventive Principle:
Principle #10Preliminary action

2Loss of time

If manual embedding process is used, then device complexity is low, but loss of time increases and working efficiency is low

Engineering Contradiction:
Improveassembly cycle timeVSAvoidsystem complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The steel ball output unit continuously feeds balls through pipelines to the control unit, which continuously positions them in guide pipes. The assembly unit continuously embeds balls into retainers as they pass through. This continuous flow of balls through all three units eliminates idle time and manual handling delays, achieving rapid assembly while the modular structure keeps system complexity manageable.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

Steel ball output pipelines and guide pipes serve as intermediary transport and positioning channels between the output unit and assembly unit. These intermediaries automatically convey and position balls without manual handling, eliminating time loss while the pipe-based intermediary structure remains relatively simple compared to complex robotic systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automated steel ball embedding is implemented, then productivity increases, but device complexity increases

Engineering Contradiction:
Improveassembly throughputVSAvoidoperation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The device combines ball feeding, positioning, and embedding functions into a single integrated automated system where all three units work together in sequence. This merging of functions achieves high productivity through continuous automated operation, while the standardized modular design and clear functional separation maintain operational simplicity through systematic organization rather than complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11131345B2Bearing steel ball assembly device
Publication Date: 2021.09.28 NINGBO BAOHENG BEARING FITTINGS MFG CO LTD
  • US11131345B2 patent drawing
  • US11131345B2 patent drawing
  • US11131345B2 patent drawing

AI summary

The present invention discloses a bearing ball assembly device comprising a steel ball output unit, a steel ball control unit and a steel ball assembly unit, wherein said steel ball output unit is connected to said steel ball control unit, said steel ball control unit is connected to said steel ball assembly unit, said steel ball output unit delivers steel balls to said steel ball control unit, said steel ball control unit allows a certain number of steel balls to enter said steel ball assembly unit each time, and said steel ball assembly unit embeds steel balls in a bearing retainer. The present invention automatically realize the process of embedding of steel balls in a bearing retainer.