4-Servo High-Speed Semi-Automatic Double-Piece Carton Stitching Machine – Model 2500
Core Components & Key Functions
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4-servo drive system by Mitsubishi (Japan)Delivers exceptional positioning accuracy, reduces mechanical transmission components, and effectively lowers machine failure rate.
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Control system powered by Omron PLC
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All contactors in the control cabinet adopt Siemens (Germany) brand
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Relays and circuit breakers from Schneider (France); photoelectric & proximity switches from Omron (Japan)
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Bottom die and blades made of Japanese tungsten carbide alloySuperior wear resistance for extended service life.
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Complete stitchhead units are original Taiwan-made Ensures longer service life of the stitching
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1-minute fast changeoverCarton size and stitch pitch adjustment can be completed in just 1 minute, greatly saving setup time and simplifying operation.
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Rear automatic counting & stackingFinished cartons are counted (1–99 pieces per set as preset) and stacked in batches at the end of the conveyor, easy for bundling.
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Front feeding unit with automatic countingThe feeding table is equipped with photoelectric sensors and rises automatically during feeding.
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Feeding height: 900 mm
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Machine speed: 600 stitches per minute
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Dual-purpose designCapable of stitching single-piece, double-piece and irregular-shaped cartons.
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One-pass stitchingfor multiple modes Reinforced stitching, single stitching and double-row stitching can all be completed in one operation.
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Automatic counting at feeding section, finished products delivered for bundling
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Ideal for small to medium-sized cartons, fast and labor-saving stitching
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Computer-controlled stitchpitch adjustment stitch pitch is freely adjustable from 30 mm to 150 mm via touchscreen setting.
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Automatic wire feeding systemCompatible with 20 kg large-coil flat stitch wire, reduces frequent refills and saves time.
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Fully computerized paper pressure gap adjustmentQuickly and accurately adjusts pressure gap for 3-ply, 5-ply and 7-ply cartons.
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Four servo motors configurationTwo for stitch head drive, two for feeding drive.
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Electrical isolation & voltage-stabilizing transformer protectionEffectively extends the service life of on-board electrical and control components.
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Fully automatic computerized size adjustment with recipe memory1-minute fast changeover between different carton sizes; stores up to 1000 order recipes.
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Stitchingmodes: double slant stitching / single slant stitching / reinforced stitching
Main Technical Specifications
| Parameter | Specification |
|---|---|
| Max. carton perimeter (L+W)×2 | 4000 mm |
| Min. carton perimeter (L+W)×2 | 1100 mm |
| Max. carton length (A) | 1400 mm |
| Min. carton length (A) | 350 mm |
| Total power | 6 kW |
| Machine dimensions (L×W) | 3500 × 3000 mm |
| Machine weight (approx.) | 3000 kg |
| stitch pitch | 30–120 mm |
| Machine speed | 500–600 stitchs/min |
| stitch wire gauge | 17–18 |
| stitchs per carton (adjustable) | 2–99 |
Core Configuration Table
| Electrical System | Brand / Origin | Mechanical System | Brand / Origin | Technical Indicator | Value |
|---|---|---|---|---|---|
| Servo drive | Mitsubishi, Japan | stitch head | Guangdong, China | Head speed | 500–600 stitchs/min |
| Servo motor | Mitsubishi, Japan | Timing pulley | Guangdong, China | stitch pitch accuracy | ±1 mm |
| PLC | Omron, Japan | Head reducer | Liming, Taiwan | Start mode | Photoelectric detection + foot switch |
| Contactor | Schneider | Gear reducer | South China | stitching mode | Double-piece / single-piece |
| Relay | Fanyi, Shanghai | Timing belt | Guangdong, China | Max. power | 6 kW |
| Touchscreen | Weinview | – | – | Machine weight | 2000 kg |
| Solenoid valve | Airtac | – | – | Feeding mode | Integral auto-rising worktable |













