Adjustable Roller Base Mechanism for Floor Nailing Gun

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Solution Overview

Problem

Conventional floor nailing guns have low working efficiency and high operational strength due to the need for frequent lifting and adjustments for different floor specifications, and their roller mechanisms are complex and prone to damage, leading to short service life.

Innovation Solution

A base mechanism with adjustable rollers and a simple roller mechanism featuring elastic reset members allows for continuous operation without tools, automatic adjustment to various floor specifications, and reduced user strength, while maintaining stability and extending tool life.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If roller mechanisms are added to improve working efficiency, then productivity increases, but device complexity increases and reliability decreases

Engineering Contradiction:
Improveworking efficiencyVSAvoidroller mechanism structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The roller mechanism is divided into independent roller units (first roller, second roller, third roller, fourth roller) that can function separately. Each roller is mounted on the base independently, allowing the mechanism to maintain productivity while reducing overall complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rollers serve multiple functions: they enable the floor nailing gun to roll during operation (improving productivity), provide stability on different floor surfaces, and allow for easy adjustment. This multi-functionality reduces the need for additional specialized components, thereby managing device complexity.

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

2Productivity

If roller mechanisms are added to improve working efficiency, then productivity increases, but reliability decreases due to easy damage

Engineering Contradiction:
Improveworking efficiencyVSAvoidroller mechanism durability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The roller mechanism incorporates resilient elements or mounting structures that absorb shocks and impacts during operation. This cushioning effect protects the rollers from damage, maintaining reliability while allowing continuous rolling operation for improved productivity.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The rollers are designed as simple, easily replaceable components with robust construction. If a roller does become damaged, it can be quickly replaced without affecting the entire device, thereby maintaining overall system reliability while enabling continuous operation for high productivity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Adaptability or versatility

If accessories are replaced to adapt to different floor specifications, then adaptability improves, but loss of time increases

Engineering Contradiction:
Improveadaptation to floor specificationsVSAvoidtime for accessory replacement
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The base mechanism incorporates adjustable rollers that can be repositioned or adjusted in height and angle to adapt to different floor specifications. This dynamic adjustment capability allows the device to maintain adaptability while eliminating the time loss associated with replacing accessories.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The roller mechanism automatically adapts to different floor conditions through its design features, such as adjustable roller positions and resilient mounting. This self-adjusting capability provides adaptability to various floor specifications without requiring manual intervention or time-consuming accessory changes.

Inventive Principle:
Principle #25Self-service

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 solution enables high working efficiency with low user strength, automatic adaptation to different floor specifications, and a longer service life for the floor nailing gun by allowing continuous rolling operation and reducing the need for frequent adjustments and tool maintenance.

Implementation Method 1

an elastic reset member is disposed between the roller group and the base

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10391620B2Base mechanism and roller mechanism of floor nailing gun
Publication Date: 2019.08.27 TAIZHOU DAJIANG IND
  • US10391620B2 patent drawing
  • US10391620B2 patent drawing
  • US10391620B2 patent drawing

AI summary

The invention relates to a base mechanism and a roller mechanism of a floor nailing gun. The base mechanism includes a base fixedly connected to a bottom of a main body of a floor nailing gun. At least one adjustment roller assembly is movably disposed at a front end portion of the base, each adjustment roller assembly includes an adjustment roller having a lowest point in contact with a floor surface when in operation. The roller mechanism includes a base fixedly connected to a bottom of a main body of a floor nailing gun, at least one roller group is disposed at a rear end portion of the base, an elastic reset member is disposed between the roller group and the base, each roller group comprises a roller having a lowest point in contact with a floor surface when the roller is in a normal state.