GR-EC81 Electronic Double Needle Moccasin Sewing Machine | Professional Footwear Upper Decorative Pattern Stitching Equipment
- Massive Pattern Memory: Comes with 100 built-in patterns, capable of storing up to 600 distinct single or double needle designs.
- Full Stepper Motor Control: Two-needle switching and material feeding are completely governed by stepper motors for faster, smoother pattern alterations.
- Precision Reinforcement: Allows independent programming of front and rear reinforcement stitch distances and widths (up to 10 stitches).
- Industrial Alignment Power: Features a 10mm maximum sewing width, a 750W high-torque motor, and a main shaft locking function for ultimate mechanical safety.
GR-EC81 Electronic Double Needle Moccasin Sewing Machine
Function
Product Overview
The GR-EC81 represents the pinnacle of computerized alignment in modern footwear production plants. It is primarily utilized for premium moccasin edge stitching, structural embossing, and custom pattern styling on leather shoe uppers and luxury bags. Driven by an advanced variable servo control system coupled with dual stepper motors, the GR-EC81 allows operators to edit width and needle distance directions freely to achieve any position sewing. With its massive 600-pattern storage capacity, this machine maximizes efficiency for global high-fashion footwear contract manufacturers.
Advanced Features of GR-EC81 Moccasin Sewing Machine
- Comprehensive Pattern Editing: Operators can edit any custom stitch geometry across width and needle distance vectors, unlocking limitless design flexibility.
- 600-Pattern Storage Capacity: Arrives factory-configured with 100 core styles, with expanded internal computer memory to store up to 600 single and double needle variations.
- Dual Stepper Motor Tracking: Both the needle-switching mechanism and the material-feeding matrix are driven by precision stepper motors, rendering pattern updates faster and much more intuitive.
- Independent Back-Tack Settings: Front and rear reinforcement stitch parameters can be calibrated separately up to a 10-stitch threshold, ensuring clean seam endings.
GR-EC81 Electronic Moccasin Sewing Machine Technical Parameters
| Specification Item | Technical Details |
|---|---|
| Model Reference | GR-EC81 (Electronic Control Version) |
| Maximum Stitch Length | 10 mm |
| Maximum Sewing Width | Up to 10 mm |
| Thread Compatibility | Moccasin Heavy Thread / Braided Wire |
| Sewing Needle Model | DD×1 Industrial Needle |
| Motor Calibration | 750W / 220V High-Torque Servo Motor |
| Control Mechanisms | Computerized Microprocessor + Integrated Stepper Motors |
| Machine Net Weight (N.W.) | 185 Kg |
| Safety Function | Main Shaft Locking Function Integrated |
To tolerate rapid physical oscillations when driving stepper motors across heavy leather uppers, all essential rotary shafts of the GR-EC81 series are precision-machined. Learn more about premium CNC industrial milling tolerances on the official Haas Automation digital platform.
As a turnkey provider of automated shoe machinery, we support comprehensive factory setups. Check out our high-efficiency Goodyear welt stitching machine units to fully optimize your downstream sole bonding lines.
FAQ About GR-EC81 Electronic Moccasin Sewing Machine
Q1: How does the stepper motor control system optimize the GR-EC81 sewing workflow?
A1: Traditional mechanical moccasin machinery requires manual cam replacements to alter stitch shapes, which takes considerable mechanical downtime. The GR-EC81 electronic control version features dual stepper motors governing needle switching and material feeding tracks synchronously. This smart engineering lets shoe factory operators toggle custom patterns via the panel instantly, reducing configuration cycles and maximizing output.
Q2: What are the main benefits of the independent front and rear reinforcement stitch controls?
A2: High-end leather loafers and handbags experience significant physical stress at the seam entry and exit points. The computerized system of the GR-EC81 allows factory managers to set front and rear back-tack parameters separately (up to 10 stitches). This locks down the moccasin thread tension at structural edges, preventing premature unravelling and maintaining a luxurious aesthetic finish.
Q3: What type of needles and threads are recommended for the GR-EC81 shoe manufacturing machinery?
A3: The GR-EC81 is engineered specifically for premium thick-thread ornamental seams. It is factory-calibrated to feed heavy moccasin lines and braided wires smoothly up to a massive 10mm stitch length and width. To manage dense leather layers without deflection, the machine integrates robust DD×1 industrial sewing needles, backed by precise tension dials.
Q4: Why is the main shaft locking function crucial for large-scale footwear production lines?
A4: Working with programmable high-speed electronic equipment requires absolute safety assurances. The built-in main shaft locking function of the GR-EC81 mechanically blocks shaft rotation during needle modifications, threading, or hardware maintenance. This safety design protects operators from accidental foot-pedal inputs and prevents internal electronic alignment synchronization errors.
Contact us today to receive factory-direct wholesale quotes and complete technical catalogs for the GR-EC81 series!
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