Ring-Frame Hydraulic Press for Parallel Pressing Flexibility

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Solution Overview

Problem

Existing oil hydraulic presses have a complex structure and high material consumption, leading to high costs and inflexibility in production processes, making them inefficient for adapting to varying manufacturing demands.

Innovation Solution

The design of an oil hydraulic press with a support frame, main cylinder assembly, and fixed die table, featuring a ring-like structure that can operate in one, two, or multiple sets in parallel, with reduced components and material consumption, utilizing a bundling connection mechanism to optimize stress distribution and minimize manufacturing costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a traditional oil hydraulic press structure is used, then structural stability is ensured, but the structure becomes complicated and material consumption increases

Engineering Contradiction:
Improvestructural stabilityVSAvoidstructure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The support frame is divided into multiple buckle frames (first buckle frames and second buckle frames) that are symmetrically arranged and connected through buckling connections. This segmentation allows the structure to maintain stability while reducing overall complexity and material consumption, as each segment can be optimized independently and assembled modularly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple buckle frames are merged through buckling connections to form the complete support frame structure. The first buckle frames and second buckle frames work together to provide both structural stability and flexibility, combining multiple simple elements into a stable overall structure without requiring excessive material.

Inventive Principle:
Principle #5Merging (Combining)

2Power

If traditional oil hydraulic press design is used, then pressing capability is achieved, but production flexibility is reduced

Engineering Contradiction:
Improvepressing capabilityVSAvoidproduction flexibility
Core Design Contradiction:
PowerVSAdaptability or versatility

Solution Approach 1:

The buckle frames are designed with buckling connections that allow dynamic adjustment and adaptation. The structure can flexibly accommodate different pressing configurations and operational requirements while maintaining the necessary pressing capability, enabling the system to adapt to varying production demands.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support frame structure with multiple buckle frames serves multiple functions: providing structural support, enabling pressing capability, and allowing flexible configuration for different production needs. This multi-functionality enhances production flexibility without compromising pressing performance.

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

3Reliability

If more components are used to ensure structural integrity, then reliability improves, but manufacturing cost increases

Engineering Contradiction:
Improvestructural integrityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The structure is segmented into multiple buckle frames that can be manufactured separately and assembled through buckling connections. This reduces manufacturing complexity and cost for each individual component while maintaining overall structural integrity through the coordinated arrangement of segments.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The buckle frames are designed as simpler, more economical components that can be manufactured at lower cost compared to traditional monolithic support structures. The buckling connection method provides sufficient structural integrity without requiring expensive materials or complex manufacturing processes.

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

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 results in a more efficient, cost-effective, and flexible oil hydraulic press with reduced material usage and lower production costs, capable of forming ring-like structures while maintaining structural stability and safety.

Implementation Method 1

The cylinder body can be configured for driving the piston to press the at least one fixed die table

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Data Source

PatentUS11214031B2Oil hydraulic press
Publication Date: 2022.01.04 NINGBO DEMA INTELLIGENT MACHINERY CO LTD
  • US11214031B2 patent drawing
  • US11214031B2 patent drawing
  • US11214031B2 patent drawing

AI summary

The present disclosure provides an oil hydraulic press including a support frame, at least one main cylinder assembly and at least one fixed die table. The at least one main cylinder assembly and the at least one fixed die table are disposed in the support frame. A pressing mechanism is formed between the at least one main cylinder assembly and the at least one fixed die table. The support frame is in an annular or ring-like shape and is configured for fixing the at least one main cylinder assembly and the at least one fixed die table. The main cylinder assembly and the fixed die table can be fixed by the support frame, which forms a ring-like structure, can be operated in one, two or multiple sets in parallel, and all can realize pressing manufacture. The oil hydraulic press has less components, reduced material consumption and low manufacturing cost.