Multi-station Non-stop Printing System with Lifting Units

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Solution Overview

Problem

Current printing-packaging technologies face inefficiencies in achieving multiple positioning glossing or hot stamping effects on a single material surface, leading to increased production costs, labor waste, and low production efficiency due to the need for multiple processing stations and reel changes.

Innovation Solution

A multi-station non-stop printing processing system with independent film supply devices, pressure rollers, stripping rollers, and curing devices, where each unit shares an impression cylinder and features lifting mechanisms and positioning stretching devices for continuous operation without stopping, allowing for simultaneous processing of different textures and effects on a single base material.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If multiple processing stations are used to achieve multiple positioning glossing or hot stamping effects, then the desired surface effects can be achieved, but production efficiency decreases and production time increases

Engineering Contradiction:
Improvepositioning accuracy of surface effectsVSAvoidproduction efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent combines multiple processing stations into a single integrated device where multiple film supply devices, pressure rollers, stripping rollers, and curing devices share common components (impression cylinder, control system, frame structure). This merging allows multiple surface effects to be applied simultaneously or sequentially on the same material without requiring separate processing stations, thereby maintaining positioning accuracy while improving production efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The processing device is designed with multi-functionality where a single device can perform multiple different surface processing operations (glossing, hot stamping, cold stamping, embossing) by changing the film materials and adjusting the processing parameters. The shared impression cylinder and control system enable the device to handle various processing requirements universally, eliminating the need for dedicated single-function stations.

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

2Adaptability or versatility

If multiple processing stations are used for different surface effects, then diverse surface effects can be achieved, but device complexity increases

Engineering Contradiction:
Improvecapability to achieve different surface effectsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Multiple processing functions are merged into a single integrated device structure. The patent shows that multiple film supply devices share a common frame structure, control system, and impression cylinder. This merging reduces device complexity by eliminating redundant components while maintaining the capability to achieve diverse surface effects through coordinated operation of the integrated components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device is segmented into modular functional units (multiple film supply devices, pressure rollers, stripping rollers, curing devices) that can independently operate but share common infrastructure. This segmentation allows each unit to be optimized for specific surface effects while the shared components reduce overall system complexity and facilitate easier maintenance and operation.

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If reel changes are performed in traditional processing systems, then continuous material supply is maintained, but production stops and labor time increases

Engineering Contradiction:
Improvematerial supply continuityVSAvoidproduction stoppage time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The patent implements a continuous material supply system where multiple film supply devices are pre-loaded with different film materials. When one film reel is exhausted, the system automatically switches to the next film supply device without stopping the processing operation. This ensures continuous useful action throughout the production process, eliminating idle time associated with manual reel changes while maintaining material supply continuity.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

Multiple film supply devices are prepared in advance with different film materials loaded before processing begins. This preliminary preparation allows the system to switch between different films and surface effects without interruption during operation, as the alternative film supplies are already in place and ready for immediate use when needed.

Inventive Principle:
Principle #10Preliminary action

4Device complexity

If traditional single-function processing equipment is used, then equipment simplicity is maintained, but production costs increase due to multiple separate procedures

Engineering Contradiction:
Improveequipment simplicityVSAvoidmaterial waste
Core Design Contradiction:
Device complexityVSLoss of substance

Solution Approach 1:

The processing device is designed as a universal multi-function system that can perform multiple surface processing operations (glossing, hot stamping, cold stamping, embossing) and apply multiple different surface effects in sequence on the same material. This eliminates the need for multiple separate single-function equipment, reducing material waste that would occur during transfer between different machines while the integrated design keeps the overall equipment complexity manageable through shared components.

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

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 system reduces production costs and time, improves efficiency by enabling continuous processing without reel changes, and achieves accurate positioning, thereby minimizing material and labor waste while enhancing the production of products with high added value.

Implementation Method 1

a pressure roller, a stripping roller and a curing device; the pressure roller, the stripping roller and the curing device are all installed in a lifting manner

Methodology Applied
Scientific EffectPressure: Pressure Increase

Implementation Method 2

each processing unit includes an independent set of a film supply device, a pressure roller, a stripping roller and a curing device

Methodology Applied
Scientific EffectCuring: Photopolymerisation

Data Source

PatentUS9676177B2Multi-station non-stop printing processing system and processing technique
Publication Date: 2017.06.13 MARKETING MFG & TECH SHANGHAI
  • US9676177B2 patent drawing
  • US9676177B2 patent drawing
  • US9676177B2 patent drawing

AI summary

The invention relates to a non-stop printing processing system with a plurality of stations, comprising a first processing unit and second processing unit; each of the processing units comprises a set of film supply devices, a pressure roller, a stripped roller and a cured device; the pressure roller, the stripped roller and the cured device are mounted by a lift type; the system comprises an impression barrel, when a substrate is processed, the impression barrel is positioned under the substrate, a processed substrate is positioned between a processing unit processing the substrate and the impression barrel. The invention also relates to a non-stop printing process with a plurality of stations. The invention utilizes one or more film supply devices of a processing device to alternately supply a film to achieve the effect of automatic roll change and simulation positioning.