MACHINE NAME: DOUBLE NEEDLE HIGH MACHINE 

MODEL NO: SB-820

BRAND: SHIBANG

FEATURES

• Adopls double idle wheels and needle feed materials at the same time strong slope climbing force, small change of needle distance, stable needle position. it can sew sponge, thin leather with even, smooth and inflexibility.
• Suitable for sports shoes, riding boots, hats Child, wig and other car stitching and decorative stitching.

TECHNICAL PARAMETER

1. Model                      : SB-820
2. Sewing speed           : 2000rpm
3. The foot to promote : 6-10mm
4. Max. needle pitch    : 5.0mm
5. Needle                    : DPx5

The Shibang-820 Double Needle High machine represents an advanced solution engineered to meet the complex stitching needs of modern footwear, leather goods, and heavy textile industries. Designed for precision, durability, and efficiency, this machine integrates cutting-edge technology with robust industrial design, making it an essential asset for manufacturers seeking to elevate their production capabilities with consistent quality and high throughput. Featuring a double needle system combined with a high head structure, the Shibang-820 is tailored for projects that demand strong, symmetrical stitching on thick and bulky materials. Its unique configuration enables superior sewing control and versatility, enabling it to tackle a wide array of materials, including thick leather, multiple fabric layers, and shoe components that require parallel stitching.

Key Features of the Shibang-820 Double Needle High Machine

• Double Needle Precision Stitching: Equipped with two synchronized needles, the Shibang-820 produces double parallel stitching lines that enhance seam strength and durability. This is especially beneficial in footwear and leather products where reinforced stitching is critical for longevity and aesthetic appeal.

• High Head Design for Large Material Clearance: The elevated sewing head design provides generous space below the needles, allowing operators to work comfortably with bulky shoe uppers, thick soles, and multi-layered leather or fabric components without compromising stitch quality.

• Robust Industrial Build: Crafted with high-quality, durable materials and precision-machined components, the Shibang-820 ensures stable, vibration-free operation, crucial for maintaining stitch consistency over long production runs.

• Powerful Motor with Adjustable Speed Control: A 5.5HP motor powers the machine, delivering ample torque to sew through heavy materials efficiently while providing adjustable speed settings to optimize stitch formation for different fabric types and production speeds.

• Advanced Stitch Length Adjustment: This feature allows for precise control of stitch length, from fine, detailed work to coarser, heavier stitches, making the machine versatile enough for a broad range of applications.

• Centralized Automatic Lubrication System: To ensure smooth mechanical operation and prolong the machine’s lifespan, the Shibang-820 incorporates an automatic lubrication system that distributes oil evenly to key components, reducing wear and maintenance needs.

• User-Friendly Interface and Controls: Designed with operator ergonomics in mind, the machine features an intuitive control panel and foot pedal that allow for easy adjustment of sewing speed, stitch length, and start/stop functions, enhancing operator comfort and productivity.

• Safety Mechanisms: Equipped with emergency stop buttons, overload protection, and protective guards, the machine prioritizes operator safety and helps prevent damage to equipment during operation.

• Optional IoT Networking Capabilities: For modern smart factories, the Shibang-820 can be equipped with IoT connectivity modules that enable real-time monitoring, predictive maintenance alerts, and seamless integration into Industry 4.0 workflows.

Benefits of the Shibang-820 Double Needle High Machine

• Enhanced Stitch Strength and Durability: The dual needle system produces parallel rows of stitches that reinforce seams, making products more resistant to stress and wear, essential for footwear and leather goods expected to endure rigorous use.

• Increased Production Efficiency: With its powerful motor and high-speed capabilities, the machine is optimized to produce large volumes of high-quality stitches per hour, improving factory throughput and reducing lead times.

• Greater Material Versatility: The high head design allows for the handling of thick, multilayered materials such as thick leather, foam inserts, and composite shoe midsoles, broadening the range of products that can be manufactured on one machine.

• Reduced Operator Fatigue and Error: The ergonomic design, precise control mechanisms, and user-friendly interface help minimize operator fatigue and human error, resulting in consistent stitch quality throughout the production cycle.

• Lower Maintenance Costs: The centralized lubrication system and high-quality components decrease mechanical wear, reducing maintenance frequency and cost while increasing machine uptime.

• Cost Efficiency Through Precision: Accurate stitch length and speed control reduce thread wastage and material damage, driving down overall production costs.

• Safety and Reliability: Enhanced safety features protect workers and minimize the risk of downtime caused by accidents or mechanical faults.

• Scalability for Future Expansion: Optional IoT networking equips factories to scale their operations with real-time data, predictive maintenance, and integration with other smart production systems, future-proofing the investment.

Technical Specifications

• Model: Shibang-820

• Needle System: Double needle, high head configuration

• Motor Power: 5.5HP

• Stitch Speed: Adjustable up to 3200 stitches per minute

• Stitch Length Range: 1 mm to 6 mm

• Lubrication: Centralized automatic lubrication system

• Operating Voltage: 220V / 380V, 50/60 Hz

• Machine Dimensions: 2150 mm (L) x 1250 mm (W) x 1980 mm (H)

• Weight: Approximately 1600 kg

• Needle Type: Industrial-grade, compatible with multiple needle sizes for varied materials

• Safety Features: Emergency stop button, overload protection, safety guards

• Thread Compatibility: Suitable for heavy-duty threads including polyester, nylon, and cotton blends

• Control Interface: Manual operation with foot pedal speed control and optional digital display for real-time stitch adjustments

• Operating Environment: Suitable for factory floors with standard industrial power and air supply

Applications

The Shibang-820 Double Needle High machine is widely employed in various industries where high-strength, double-stitched seams are essential for product durability and performance:

• Footwear Manufacturing: This machine excels in stitching shoe uppers, midsoles, and soles, particularly for boots, sports shoes, and women’s pointed-toe designs that demand reinforced parallel stitching for both aesthetic and functional purposes.

• Leather Goods Production: Ideal for creating double-stitched seams in handbags, belts, wallets, and luggage, where strength and design intricacy are equally important.

• Heavy Textile Assembly: Used in manufacturing garments and accessories made from thick fabrics such as denim, canvas, and upholstery textiles, providing robust seams that can withstand heavy use.

• Automotive Upholstery: Suited for stitching car seats, door panels, and other interior components where parallel stitching adds both strength and style.

• Furniture Upholstery: Capable of sewing thick upholstery fabrics and layered cushioning materials, ensuring durable seams in furniture manufacturing.

Operational Insights and Advantages

• Superior Stitch Quality: The synchronized double needle mechanism ensures perfectly aligned parallel stitching lines, reducing the risk of seam failure and enhancing product appearance.

• Optimized Production Speeds: Adjustable motor speed allows operators to balance stitch quality with throughput, enabling efficient use of resources based on production targets.

• Adaptability for Complex Designs: The high head design provides the clearance needed to maneuver large or irregular shapes, allowing detailed sewing on complex shoe parts and leather goods.

• Enhanced Operator Productivity: Ergonomic controls and easy stitch length adjustment minimize setup times and operator fatigue, leading to sustained high performance during long shifts.

• Minimal Machine Downtime: The automatic lubrication system and durable build quality contribute to fewer breakdowns and maintenance stops, keeping production lines running longer.

• Improved Safety Protocols: Safety guards and emergency stops protect operators, promoting safer working environments and reducing accident-related interruptions.

• Smart Factory Integration: IoT-enabled options allow manufacturers to collect data on machine performance, identify issues proactively, and optimize production schedules for better efficiency.

Maintenance and Support

To ensure the Shibang-820 operates reliably at peak efficiency, routine maintenance should include periodic inspection of the needle system, thread tension mechanisms, and lubrication levels. The centralized automatic lubrication system simplifies daily maintenance by ensuring continuous oil flow to critical components, significantly reducing wear and tear.

Shibang provides comprehensive technical support, including training, spare parts availability, and service consultations. Their extensive global service network ensures quick response times for on-site repairs and maintenance, minimizing downtime and protecting your investment.

Detailed Component Highlights

• Double Needle Assembly: Engineered for synchronized needle movement with minimal vibration and precise timing, ensuring flawless parallel stitch formation even on thick or tough materials.

• High Head Frame: Made from reinforced steel alloys, this design offers superior stability and high clearance under the needles, making it ideal for thick midsoles and layered upper assemblies.

• Motor and Drive System: A heavy-duty 5.5HP motor delivers consistent power to the needle drive shaft. Variable frequency drive (VFD) technology allows smooth speed adjustments, contributing to energy savings and better control.

• Thread Take-up Mechanism: Optimized for uniform thread tension, reducing thread breakage and ensuring stitch consistency throughout production runs.

• Control Interface: Manual operation with an ergonomically designed foot pedal that provides responsive speed control, reducing operator effort during extended sewing periods.

Practical Use Cases and Industry Impact

Manufacturers who incorporate the Shibang-820 Double Needle High machine into their production lines report significant improvements in stitching strength, product durability, and production efficiency. For example:

• A major footwear manufacturer noted a 20% increase in output due to the machine’s faster stitching speed and reduced setup time between shoe styles.

• Leather goods producers appreciated the machine’s ability to produce high-quality double stitching on thick wallets and handbags, enhancing product longevity and customer satisfaction.

• Automotive upholstery suppliers benefited from consistent seam strength and neat appearance, meeting stringent industry quality standards.

The Shibang-820 Double Needle High machine stands as a state-of-the-art industrial sewing solution that combines powerful double needle precision with a high head design for unparalleled versatility and efficiency. Its ability to deliver reinforced, parallel stitches on a variety of thick, multilayered materials makes it indispensable for footwear, leather goods, and heavy textile manufacturers. With robust construction, energy-efficient operation, user-friendly controls, and optional IoT integration, the Shibang-820 not only boosts production capacity but also aligns with modern smart manufacturing practices. It offers a future-proof investment that supports scalability, reduces operational costs, and ensures superior product quality.