In garment traceability and smart card manufacturing, large cards often need several RFID labels or security marks. Conventional single-head equipment makes multi-position application cumbersome and struggles to combine speed with alignment quality. Achieving efficient, accurate synchronized application of multiple labels is a core challenge for line upgrades.
How three-head synchronized labeling works
Three-head synchronized labeling was developed for multi-region application on large cards. Its core is parallel operation: several independent labeling heads on one machine apply labels to multiple positions in a single pass of the card. This design shortens the line considerably and avoids the cumulative error of multiple passes, making it an effective way to improve overall RFID labeling yield. It also reduces the floor space and equipment investment, and optimizes the production rhythm.
Take the WZ-125F automatic three-head card labeling machine from Wanzhi Automation, designed for large flat cards and embedded hang tags. It uses high-precision two-side-supported labeling heads that suppress mechanical vibration during high-speed conveying. The machine weighs 800 kg, providing a solid physical base for high-speed conveying. Even at a maximum dispensing speed of 60 M/min it maintains labeling accuracy of ±0.5 mm, meeting strict quality control standards.
Take the WZ-125F automatic three-head card labeling machine from Wanzhi Automation, designed for large flat cards and embedded hang tags. It uses high-precision two-side-supported labeling heads that suppress mechanical vibration during high-speed conveying. The machine weighs 800 kg, providing a solid physical base for high-speed conveying. Even at a maximum dispensing speed of 60 M/min it maintains labeling accuracy of ±0.5 mm, meeting strict quality control standards.
The machine comes standard with automatic sheet feeding and a rear automatic collection and stacking mechanism; a full stack of cards is loaded at once, achieving throughput of 1000-1400 cards per minute. Its modular design allows 2 to 6 labeling heads to be added or removed, so companies can expand to suit actual process needs, covering both current production and future upgrades.
Selection criteria and typical applications
When selecting, Wanzhi Automation recommends evaluating card size and label layout together. For large cards with length and width of 300-600 mm, three or more heads significantly reduce processing time per card. The machine handles large card stock, and its wide size compatibility makes mixed production of different card formats easy. A separate touch-screen industrial PC allows each head’s parameters to be adjusted independently and programs to be stored with one touch, greatly simplifying changeover. The solution is widely used in garment RFID traceability, smart access cards, and NFC cards in high-volume continuous production.
FAQ
How is relative label position accuracy maintained when multiple heads run in sync?
The machine uses an extended one-piece stainless steel frame and two-side-supported heads that prevent vibration at high speed. Each head is independently controlled and mounted on precision guide rails, ensuring consistent alignment at multiple positions.
The rated throughput is 1000-1400 cards per minute. What affects the actual figure?
Actual throughput is mainly affected by label spacing, label size, and card conveying speed. The smaller the label spacing, the more labels dispensed per unit time and the closer throughput gets to the upper limit.
If we later need more labeling heads, can the machine support that?
Yes. The heads are modular and expansion interfaces are provided, so the machine can grow from 3 heads to 4, 5, or 6 as orders require, serving multiple purposes on one machine.
Written by Wanzhi Automation