Adjustable Cylinder Head Pallet for Flexible Assembly

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Solution Overview

Problem

Conventional cylinder head pallets are inflexible and cannot accommodate different types of cylinder heads or changed structures, and they complicate assembly postures such as TOP UP and TOP DOWN, leading to interference issues during accessory assembly.

Innovation Solution

A cylinder head pallet design featuring a base plate with a detachable subplate and adjustable posts that can support multiple types of cylinder heads, allowing for flexible assembly postures and accommodating various cylinder head types, including a rotatable subplate and nests for cam caps and carriers to simplify accessory mounting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If posts are fixedly disposed according to each type of cylinder head, then the cylinder head can be supported stably, but the pallet cannot accommodate different types or changed structures of cylinder heads

Engineering Contradiction:
Improvesupport stabilityVSAvoidcompatibility with different cylinder head types
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The posts are designed to be movable rather than fixed, allowing them to be repositioned according to different cylinder head types and assembly postures. This dynamic configuration enables the same pallet to adapt to various cylinder head structures while maintaining stable support during assembly operations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support system is divided into multiple individual posts that can be independently positioned and adjusted. This segmentation allows each post to be optimally placed for different cylinder head configurations, providing both stability for the current configuration and adaptability for future reconfigurations.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the pallet structure is complicated to avoid interference during accessory assembly, then accessory assembly can be facilitated, but the positions of posts must change to avoid interference

Engineering Contradiction:
Improveaccessory assembly facilitationVSAvoidpallet structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The posts are designed with movable capabilities, allowing their positions to be dynamically adjusted based on the specific assembly task and cylinder head type. This dynamic positioning simplifies the overall structure by eliminating the need for complex fixed arrangements, while still preventing interference during accessory assembly.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable posts serve multiple functions: they provide stable support for different cylinder head types, prevent interference during accessory assembly, and can be repositioned for various assembly postures (TOP UP, TOP DOWN, etc.). This multi-functionality reduces the need for additional complex structural elements.

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

3Manufacturing precision

If the pallet is designed for specific assembly postures, then assembly precision can be maintained, but the pallet cannot flexibly cope with different assembly postures by types

Engineering Contradiction:
Improveassembly precisionVSAvoidflexibility with different assembly postures
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The posts are designed to be movable and repositionable, allowing the pallet to adapt to different assembly postures (TOP UP, TOP DOWN, and other types) while maintaining precise positioning for each specific configuration. This dynamic adjustability ensures assembly precision is preserved across various postures and cylinder head types.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The position parameters of the posts can be changed according to different assembly postures and cylinder head types. By adjusting the positional parameters of the movable posts, the system maintains manufacturing precision for each specific configuration while being adaptable to multiple assembly postures.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10279457B2Cylinder head pallet
Publication Date: 2019.05.07 HYUNDAI MOTOR CO LTD
  • US10279457B2 patent drawing
  • US10279457B2 patent drawing
  • US10279457B2 patent drawing

AI summary

A cylinder head pallet includes: a base plate; a subplate disposed upwardly of the base plate, spaced apart from the base plate, and having a first surface and a second surface that oppose each other; and a plurality of posts installed on the first surface and the second surface of the subplate to support a cylinder head.