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Semi-Automatic Multi-Servo Double-Piece Stitcher


Dual-Piece Jointing Versatility, Multi-Servo Precision, and Ultra-Durable Tungsten Steel Tooling

The premium heavy-duty stitching workstation engineered specifically for high-quality color-printed boxes, complex irregular shapes, and large-scale packaging. Combining multi-servo synchronization with premium international components, it effortlessly switches between single and double-piece operations, providing impeccable stitching accuracy with near-zero operator learning curve.

🏆 CORE VALUE PROPOSITIONS & MAIN FEATURES

⚡ 1. High-Flexibility Stitching Modes & Dual-Piece Versatility

  • All-in-One Multi-Stitch Capabilities: Easily handles single stitches ($/$), double stitches ($//$), and reinforced/tie stitches ($//\ \ //$) in a single pass to meet various structural requirements.

  • Dual-Piece Jointing Master: A highly versatile 2-in-1 machine that smoothly processes single-blank sheets, double-blank jointed sheets, and highly irregular custom corrugated profiles.

  • Broad Flute & Box Adaptability: Engineered perfectly for 3-layer and 5-layer small-to-medium premium color-printed boxes, with customizable configurations available to support specialized bottom-stitched/top-open shipping trays.

  • 1-Minute Order Changeovers: Allows operators to completely alter sheet dimensions and sizes in under 60 seconds. The operation is highly intuitive and requires zero prior stitching experience.

🎯 2. Multi-Servo Drive Accuracy & Smart Touch Controls

  • Advanced Multi-Servo Synchronization: Driven by a high-response multi-servo system that ensures rock-solid pitch stability, zero stitching drift, and absolute positioning accuracy at top speeds.

  • Intelligent HMI Pitch Control: Features a high-resolution central touchscreen managed by a premium Omron PLC system. Operators can directly input and save desired stitch pitches, allowing the computer to auto-calibrate spacing instantly.

  • Smart Batching & End-Conveyor Counting: The feeding section features an integrated automated counter. Finished bundles are separated into exact preset stacks (programmable from 1 to 99 boxes) and discharged seamlessly to the conveyor end for swift strapping.

💪 3. Heavy-Duty Hardware Architecture & Premium Components

  • German Tungsten Steel Tooling: The critical bottom anvil dies and cutting blades are forged entirely from genuine German tungsten steel, delivering unparalleled wear resistance and a drastically extended service life.

  • High-Speed Heavy-Duty Stitching Head: Equipped with a specialized heavy-duty stitching assembly precision-manufactured in Guangdong's leading industrial cluster, offering guaranteed heavy-load performance.

  • Premium AirTac Pneumatic Network: All pneumatic cylinders and air valves are supplied by world-class AirTac (Taiwan), ensuring ultra-responsive, leak-free mechanical cycles.

  • Top-Tier Electrical Components: All core control panel switches, heavy-duty push buttons, and mechanical limit/travel switches are sourced from tier-1 Taiwanese industrial brands for maximum workplace safety and uptime.


Semi-Automatic Multi-Servo Double-Piece Stitcher

Model & ParametersSDJ-1600SDJ-2000
Max. Paper Size (A+B) × 2 (mm)32004000
Min. Paper Size (A+B) × 2 (mm)-1060
Max. Carton Length (mm)14801880
Min. Carton Length (mm)3200320
Max. Carton Width (mm)12801880
Min. Carton Width (mm)120120
Max. Paper Height (C+D+C) (mm)-2500
Min. Paper Height (C+D+C) (mm)250250
Max. Flap Size C (mm) (Originally Rock Cover)560560
Min. Flap Size C (mm) (Originally Rock Cover)5050
Max. Box Height D (mm)20002000
Min. Box Height D (mm)150150
Max. Width of Stitch Joint / Tongue (mm)4545
Stitch Distance / Pitch (mm) (Nailing From)30-15030-150
Number of Nails / Stitches1-991-99
Stitching Speed (stitches/min)600600
Machine Weight (Tons)2.52.5
Component NameBrandOrigin
Nose Servo MotorYaskawaJapan
Paper Feed Servo MotorYaskawaJapan
PLC, Photoelectric Switch and Proximity SwitchOmronJapan
Contactors, Circuit BreakersSiemensGermany
Nose ReducerLiMingTaiwan
Intermediate RelaySchneiderFrance
Nose Stitching Head GroupGuangdong Parts AssemblyChina
Cylinder and Solenoid ValveAirTacTaiwan
Touch ScreenWeinviewTaiwan
BladeGerman Alloy Tungsten SteelGermany
Bottom DieGerman Alloy Tungsten SteelGermany
Gear ReducerOTT / ZDShanghai, China
Worm Gear and Worm ReducerZHENYUHangzhou, China
BearingC&UJiangsu, China

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