A Single Head ROPP Screw Capping Machine is a specialized packaging machine designed for applying and sealing ROPP or screw caps onto bottles, typically used in industries such as pharmaceuticals, food and beverage, cosmetics, chemicals, and distilleries.
The Single Head ROPP Screw Capping Machine is a compact, versatile, and efficient machine engineered to securely apply aluminum ROPP caps or plastic screw caps to containers, ensuring tamper-evident and airtight seals. It is suitable for low to medium production runs, with output speeds typically ranging from 35 to 50 bottles per minute, depending on bottle size, cap type, and machine configuration. The machine is precision-built with a sturdy welded frame, often enclosed in stainless steel with a matte finish for durability, corrosion resistance, and compliance with cGMP standards.
Single Head Ropp Screw Capping Machine Video
Key Features
- Construction and Materials:
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Built on a robust mild steel or stainless steel frame, fully enclosed in stainless steel cladding or sheets for easy maintenance and hygiene.
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Contact parts are made of high-quality materials like stainless steel, aluminum, Delrin, or silicon to ensure durability and compliance with industry standards.
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- Operation:
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Automatic Models: Bottles are fed via a conveyor belt into a star wheel, which positions each bottle under the single capping head. The bottle picks up a cap from a delivery chute or cap feeding bowl. The capping head rotates and descends to thread and seal the cap onto the bottle neck, ensuring a secure, tamper-evident closure. After sealing, the bottle is transferred to the outfeed conveyor for further processing.
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Semi-Automatic Models: Bottles are manually placed under the capping head, which is activated by dual control buttons or a motorized mechanism. The head descends, rotates, and seals the cap, after which the bottle is manually removed. This is ideal for smaller production runs.
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Features a “No Container, No Cap” system to prevent cap wastage and ensure efficient operation.
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- Cap and Container Compatibility:
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Suitable for a variety of container shapes and materialswith minimal change parts required.
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Handles ROPP caps and screw caps with adjustable sealing pressure to accommodate different cap sizes and gauges.
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Capable of sealing bottles ranging from small vials to larger containers.
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- Automation and Control:
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Equipped with a single motor that synchronizes the conveyor, star wheel, platform turret, and capping head for seamless operation.
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Features like PLC control, HMI touch screen, and inverter-controlled speed variation allow precise adjustments and user-friendly operation.
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Includes safety features such as a safety clutch, emergency stop button, and automatic stop sensors.
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- Additional Features:
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Adjustable conveyor height to align with other production line equipment.
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Low noise levels and power consumption for cost-effective operation.
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Optional cap feeding systems, such as vibratory feeders, mechanical orientators, or waterfall-type elevators, for continuous cap supply.
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Some models include acrylic or toughened glass safety cabinets for operator safety.
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Applications
The machine is widely used in industries requiring secure and tamper-evident bottle sealing, including:
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Pharmaceuticals: For sealing medicine bottles and vials to ensure product safety and integrity.
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Food and Beverage: For sealing bottles of olive oil, beverages, liquor, and spirits.
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Cosmetics and Personal Care: For hair oil, lotions, and other bottled products.
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Chemicals and Agrochemicals: For secure sealing of pesticides, lubricants, and other chemical products.
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Distilleries: For tamper-proof sealing of wine, spirits, and other alcoholic beverages.
Advantages
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Tamper-Evident Sealing: ROPP caps provide a pilfer-proof seal, enhancing product security.
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Versatility: Handles various bottle and cap sizes with quick changeover times.
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Durability: Aluminum ROPP caps resist moisture, temperature, and light, protecting sensitive products.
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Efficiency: Automated models increase production speed and reduce manual labor.
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Compact Design: Ideal for facilities with limited space.
Variants
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Automatic Single Head ROPP Capping Machine: Fully automated with conveyor and cap feeder for continuous operation.
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Semi-Automatic Single Head ROPP Capping Machine: Manually loaded bottles with motorized capping for smaller-scale operations.
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Servo Torque Models: Use servo motors for precise torque control, adjustable via touch screen.
Limitations
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Primarily designed for lower to medium production volumes, making it less suitable for high-speed, large-scale operations compared to multi-head cappers.
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Requires change parts for different bottle and cap sizes, which may add to setup time and cost.
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Semi-automatic models rely on manual bottle handling, which may slow down production for larger runs.
Conclusion
The Single Head ROPP Screw Capping Machine is an efficient, reliable, and versatile solution for small to medium-scale bottling operations. Its robust construction, user-friendly features, and compatibility with various industries make it a preferred choice for secure and tamper-evident bottle sealing. For higher production needs, multi-head or fully automated rotary cappers may be considered.
Salient Features of Single Head Ropp Screw Capping Machine
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Compact GMP model.
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“No Bottle – No Cap” system.
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“Container Overturn – Machine Stop” mechanism.
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Quick and very easy change over and setting from one size of Container to another by a Single Ratchet.
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Parts coming in contact with the Container or the Aluminum cap or exposed to atmosphere are made out of stainless steel for long life.
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Single motor synchronizes Conveyor, star wheel and Platform Turret and speed can be varied by VFD.
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Star Wheel is equipped with safety clutch for automatic stoppage of machine in case of jamming or overloading.
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Quick and very easy change over and setting from one size of Container to another by a Single Ratchet.
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Digital counter for counting production output.
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Machine construction in Stainless Steel Finish
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Cap Feeder with Variable Speed System for feeding control of caps. (optional)
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Hopper can be completely dismantling for easy cleaning
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Various safety features including Clutch system to avoid Bottle Breakage or Jamming
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IQ/OQ documentation can be provided.
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PLC system with Graphical User Interface can be offered.
Process Operation of Single Head Capping Machine
The filled bottles moving on conveyor belt and fed into an in feed star wheel by in-feed worm. While moving in feed star wheel, bottles pick up caps one by one from delivery chute. The descending rotary sealing heads hold bottle’s neck with desired pressure. The sealing is done in a programmed roll-on manner, accurate positioned of the caps is done mechanically by means of a rotating unscramble, to direct the caps correctly into the chute, when the chute is filled up the rotating unscramble drive is disengaged, hence, there is no chance to damage of caps. The sealing roller takes place due to rotating sealing head and transfer movement of sealing & threading rollers due to sealing cam. The sealed bottles are discharged by exist star wheel on conveyors.
Technical Specification of Screw Capping Machine
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Model |
AI-BSCM 1 |
| Bottle Diameter |
Up to 85 mm * |
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Bottle Height |
150 mm * |
| Plastic Screw or CRC Cap Size |
Applicable for 22mm, 25mm, 28mm or 32mm and 38mm* |
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Power Supply |
220-240VAC 50/60Hz |
| Power Specification |
1.0 H.P. |
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Conveyor Height |
815-850 mm. |
| Overall Dimensions |
1500 mm (L) x 735 mm (W) x 1800mm (H) |
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Processing Speed |
Hundreds to thousands of bottles an hour (model dependent) |
| Custom Torque Settings |
Used for individual product specifications. |
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Minimized Footprint |
Integrated into existing production lines with minimized footprint. |
* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.
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