Double-Head Automatic Elastic Ring Sewing Machine with Ultrasonic Cutting
Double-Head Automatic Elastic Ring Sewing Machine with Ultrasonic Cutting
This double-head machine forms elastic bands into closed rings, sews them, and cuts the ends with ultrasonic technology in one automated cycle. It runs two sewing stations at once, doubling output while keeping every seam clean and fray-free. Naxtsew designed it for factories that need high-speed, precision ring-forming for waistbands and cuffs.
| Feature | Specification |
| Sewing Range | 1 – 8 cm |
| Max Speed | 20 – 110 cm |
| Capacity | 150 – 225 pcs / hr |
| Air Pressure | > 4 Bar |
| Needle Pitch | DP*17 (11–16) |
Double-Head Automatic Elastic Ring Sewing Machine with Ultrasonic Cutting
Product Overview:
Forming elastic into a closed ring is trickier than straight-line sewing. The two ends have to meet cleanly, get stitched without bunching, and the cut edge has to stay sealed so it won’t fray over time. Doing this by hand slows production and leaves room for weak seams. Naxtsew’s Double-Head Automatic Elastic Ring Sewing Machine handles the entire process automatically, and does it twice as fast with dual sewing heads.
The machine pulls the elastic band, joins the ends into a closed loop, and stitches the seam in one motion. Right after sewing, an ultrasonic cutter trims the excess material and seals the edge using heat instead of a blade. So there’s no loose thread or raw edge that can unravel later. Because the ultrasonic cut fuses the material as it trims, the seam stays smooth and durable through repeated stretching and washing.
With two sewing heads working side by side, the machine processes two elastic rings at once. This cuts cycle time significantly compared to single-head machines, making it a strong fit for factories running large batches of waistbands, cuffs, or leg openings that require closed elastic loops.
Operators load the elastic band, and the machine manages ring formation, stitching, and ultrasonic cutting in sequence. The control panel lets your team adjust ring size, tension, and cutting parameters, so the machine adapts to different elastic widths and garment types without long changeover delays.
Built with industrial-grade components, this machine supports continuous, high-volume operation. Factories can process large orders faster, reduce manual labor at the ring-forming stage, and maintain clean, consistent seams across every unit produced.
Features:
1. Automatic Ring Formation and Sewing
The machine joins elastic ends into a closed loop and stitches the seam automatically. So operators skip manual alignment and joining.
2. Ultrasonic Edge Cutting
A built-in ultrasonic cutter trims and seals the elastic edge using heat instead of a blade. This prevents fraying without adding extra thread or bulk.
3. Dual-Head Processing
Two sewing heads run at the same time, forming and stitching two elastic rings per cycle. So overall output nearly doubles compared to single-head setups.
4. Clean, Durable Seams
The combination of precise stitching and heat-sealed cutting keeps seams smooth and resistant to unraveling. This holds up through repeated stretching and washing.
5. Adjustable Ring Size and Tension
Ring diameter, tension, and cutting settings can be changed from the control panel. This lets the machine handle different elastic widths and garment styles.
6. Faster High-Volume Output
Because ring formation, sewing, and cutting all happen in sequence, cycle times drop sharply. Factories can process large orders in less time.
7. Reliable Industrial Build
Heavy-duty components support continuous operation across long production runs. So the machine keeps performance steady even under high-volume demand.
Frequently Asked Questions:
Automation cuts down manual handling, so each unit moves through the line faster. It also holds stitch quality steady from the first piece to the last. Because the machine doesn't get tired or lose focus, error rates drop and output stays consistent. Factories running our machines typically see lower labor costs too, since one operator can manage work that used to take several hands.
Yes. Naxtsew machines are built for continuous, shift-after-shift operation, not occasional use. If you're running a medium or high-volume apparel line, this is the kind of load they're designed for. Factories running two or three shifts a day rely on this same durability.
Our team provides setup guidance, operator training, and ongoing technical support. If a part needs replacing, we can supply it directly. So you're not left waiting on a third party once the machine is running.
Yes. We offer OEM and ODM options, which means we can adjust specs, tooling, and output speed to match your production line. Because every factory works differently, we start with your fabric type and volume needs before recommending a build.
We sell direct from the factory. This cuts out the markup you'd pay through a distributor, so you get factory pricing and direct support from our team. If you need parts, training, or service later, you're talking to us, not a middleman.
Lead times depend on the machine type and whether it's a standard build or a custom OEM/ODM order. [Insert your actual lead time range here — e.g., "4 to 8 weeks"]. Once you place an order, our team will give you a specific timeline based on your build.