Cycle Press Cylinder Mounting for Maintenance Access

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Solution Overview

Problem

Existing cycle presses, particularly those designed for high press pressures, are costly to maintain due to the complexity and expense of configuring and repairing the press cylinders, which requires significant downtime and resource allocation.

Innovation Solution

The press cylinders are mounted on press frames using support bars that engage holes in the frames, allowing for easy prestressing and reliable attachment, with tensioning screws and complementary hole designs enabling easy removal for maintenance, and hydraulic tanks are laterally offset to facilitate upward removal of cylinders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If press cylinders are designed for high press pressures, then pressing force is improved, but maintenance cost and complexity increase

Engineering Contradiction:
Improvepressing forceVSAvoidmaintenance complexity
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The press cylinder is divided into separable components (cylinder body, piston, support bars) that can be independently removed and maintained. The support bars are detachable elements that connect the cylinder to the press frame, allowing the cylinder to be removed without dismantling the entire press structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support bars are extracted as separate, removable connection elements between the press cylinder and the press frame. This extraction allows the cylinder to be easily detached for maintenance while preserving the high-pressure capability of the cylinder itself.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of repair

If press cylinders are completely removed from press for maintenance, then maintenance access is improved, but downtime increases

Engineering Contradiction:
Improvemaintenance accessVSAvoiddowntime
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The mounting connection is segmented into detachable support bars that can be quickly removed. This segmentation allows maintenance personnel to access the cylinder interior by simply removing the support bars rather than completely dismantling the cylinder from the press.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support bars are designed with pre-configured attachment and detachment mechanisms (engagement holes, support bar geometry) that enable quick connection and disconnection. This preliminary design of the mounting system allows for rapid maintenance access without extensive preparation or disassembly.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If support bars are used to mount press cylinders, then ease of maintenance is improved, but structural complexity increases

Engineering Contradiction:
Improveease of maintenanceVSAvoidmounting structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The support bars provide localized connection points at specific locations on the press frame and cylinder. This local quality approach concentrates the mounting function at discrete points rather than requiring a complex distributed mounting system, simplifying the overall structure while enabling easy maintenance.

Inventive Principle:
Principle #3Local quality

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

This configuration allows for user-friendly installation and maintenance of cycle presses, reducing downtime and maintenance costs while supporting high pressing forces, enabling efficient operation and adaptation for various board formats.

Implementation Method 1

The press cylinders are preferably prestressed by support bars against the press frames

Methodology Applied
Scientific EffectPrestress: Tension

Implementation Method 2

The press cylinders are preferably prestressed by support bars against the press frames

Methodology Applied
Scientific EffectMechanical Fastening: Mechanical Fastener

Data Source

PatentUS10011084B2Cycle press
Publication Date: 2018.07.03 SIEMPELKAMP MASCHINEN UND ANLAGENBAU GMBH & CO KG
  • US10011084B2 patent drawing
  • US10011084B2 patent drawing
  • US10011084B2 patent drawing

AI summary

The invention relates to a cycle press, in particular a short-cycle press, for producing and/or coating board-shaped materials, in particular engineered wood boards, comprising a press body having several press frames arranged next to one another in the longitudinal press direction, and further comprising an upper press plate and a lower press plate, wherein pressing cylinders supported on the press frames act on the upper press plate or the lower press plate. According to the invention, said cycle press is characterized in that the pressing cylinders are attached to the press frames by means of frame pins, wherein said frame pins engage in cut-outs of the press frames. Thus, the pressing cylinders can be prestressed against the press frames.