Rivet Block With Oblique Feed Bores for Faster Bracket Assembly

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Solution Overview

Problem

The labor-intensive process of forming rivet openings and applying rivets in assemblies, particularly when dealing with multiple fastener hardware units on a single bracket, is inefficient and difficult to modify for different types of hardware and bracket configurations.

Innovation Solution

A rivet apparatus with a rivet block featuring oblique pin and rivet feed bores, coupled with a coupling base and biasing member, allows for quick and efficient riveting by guiding rivets into a workpiece with a driving motion from the top, and includes a deforming mechanism to expand rivet tails, enabling easy modification for various configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional riveting equipment is used to form openings and apply rivets, then the riveting operation can be completed, but the process is labor-intensive and inefficient

Engineering Contradiction:
Improveriveting efficiencyVSAvoidlabor intensity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The riveting system is divided into separate functional modules: a rivet block with multiple pin bores for different rivet types, a coupling base for mounting, and interchangeable rivet feed bores. This segmentation allows each component to be optimized independently and facilitates quick changes for different riveting requirements, dramatically improving productivity while reducing operational complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs dynamic, adjustable components including interchangeable rivet feed bores that can be quickly swapped, and a coupling base that allows repositioning of the rivet block. This dynamic configuration enables the same equipment to adapt to different rivet sizes, types, and bracket configurations, maintaining high efficiency across varied production needs without increasing labor intensity.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If equipment is modified to handle different types of fastener hardware and bracket configurations, then versatility is improved, but the modification process becomes complex and costly

Engineering Contradiction:
Improvecompatibility with different fastener hardwareVSAvoidequipment modification complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rivet block is designed as a universal platform with multiple pin bores that can accommodate different rivet types and sizes. The coupling base provides a standardized mounting interface that works with various bracket configurations. This universal design achieves high adaptability without requiring complex modifications, as the system can handle multiple fastener hardware types through its inherent multi-functional capability.

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

Solution Approach 2:

The system comes pre-configured with multiple pin bores and accepts pre-prepared rivet feed bores for different rivet types. This preliminary preparation eliminates the need for complex on-site modifications when changing fastener hardware types. The equipment is already adapted to handle various configurations, reducing both modification complexity and cost while maintaining high versatility.

Inventive Principle:
Principle #10Preliminary action

3Quantity of substance

If multiple quantities of fastener hardware are mounted to a single bracket, then assembly completeness is improved, but the process time increases

Engineering Contradiction:
Improvenumber of fastener hardware unitsVSAvoidassembly time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The rivet block combines multiple pin bores into a single integrated component, allowing simultaneous or sequential riveting of multiple fastener hardware units to a bracket. This merging of multiple riveting functions into one tool eliminates the need for multiple separate operations, reducing assembly time while handling multiple fastener quantities efficiently.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system enables continuous riveting operations by maintaining the rivet block in a ready position with multiple pin bores pre-aligned. After completing one riveting operation, the system can immediately proceed to the next without repositioning or tool changes, ensuring continuous useful action throughout the assembly process. This continuity dramatically reduces total assembly time when mounting multiple fastener hardware units.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS11273484B2Rivet block including integrated rivet feed bores
Publication Date: 2022.03.15 J R AUTOMATION TECH LLC
  • US11273484B2 patent drawing
  • US11273484B2 patent drawing
  • US11273484B2 patent drawing

AI summary

A method and rivet apparatus comprise a rivet block, the rivet block comprising a rivet block, a pin bore, and a rivet feed bore. The rivet block is comprised of a top end and a bottom end. The pin bore includes a top end and a bottom end and is disposed within the rivet block. The pin bore extends from the top end to the bottom end of the rivet block and guides a rivet pin that slides downward within the pin bore to push a head of a rivet into a workpiece. The rivet feed bore includes a top end and a bottom end and is disposed within the rivet block. The rivet feed bore extends from the top end to the bottom end of the rivet block, accepts the rivet at the top end of the rivet feed bore, and guides the rivet to the bottom end of the rivet feed bore. The rivet feed bore intersecting the pin bore between the top end and the bottom end of the pin bore at an oblique angle.