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Application Case: Inline Checkweighing of Printed Materials with Drop Rejection System
Quality assurance is not just a goal, but SameGram's daily commitment.
As a leading manufacturer of precision dynamic checkweighing equipment, we are dedicated to delivering efficient and accurate automated inspection systems for the printing and packaging industry. In applications such as cards, brochures, manuals, and other lightweight printed materials, even a single missing or extra page can affect customer experience and brand reputation. SameGram's advanced checkweighing technology helps printing manufacturers guarantee completeness, consistency, and reliability for every shipped unit.
Customer Background
The customer is a professional printing and packaging company with the following characteristics:
Product Types: Printed cards, brochures, manuals, leaflets, and other lightweight materials.
Packaging Requirements: Each batch must contain the correct number of pages, with strict weight tolerance.
Production Scale: High-volume, fast-paced production to meet the demands of retail and corporate clients.
Challenge Analysis
The customer faced multiple challenges on its high-speed packaging lines:
Missing or Extra Pages: Even the smallest discrepancy resulted in customer complaints and costly rework.
Hard-to-Detect Variations: Subtle weight differences could not be reliably identified by manual inspection.
Balancing Speed and Accuracy: The production line required continuous, high-speed operation while maintaining precise quality assurance.
SameGram Solution
SameGram implemented a dynamic checkweigher with drop rejection system designed specifically for lightweight printed materials. Key features included:
High-Speed Inline Weighing: Each product was weighed instantly during conveyance, without stopping production.
Drop Rejection Mechanism: Non-compliant items were safely rejected through a drop channel, preventing damage to fragile printed products.
Ultra-Precise Detection: Even minimal weight deviations were captured to detect missing, extra, or misaligned pages.
Touchscreen & Data Integration: Real-time monitoring, batch traceability, and quality record storage.
Flexible Configuration: Adaptable to different sizes and formats of printed materials without requiring tool changes.
Project Results
· Significantly improved inline quality control, reducing reliance on manual inspection.
· Greatly minimized costly reprints and rework by detecting and removing incomplete or overfilled products.
· Consistently met industry and client quality standards, strengthening compliance and customer confidence.
Customer Testimonials
The customer's production manager said, "SameGram's inline dynamic checkweighing system enables us to maintain product completeness and consistency, even under high-speed production—dramatically reducing error rates."
SameGram is committed to providing intelligent and reliable quality assurance solutions for the printing and packaging industry. For lightweight printed materials, our dynamic checkweighing and drop rejection system ensures every unit meets strict standards. Whether brochures, cards, or manuals, SameGram delivers efficient, accurate, and customized checkweighing solutions that help printing companies build a reputation for excellence in quality.
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