The 3-in-1 Purified Water Filling Line integrates empty bottle internal rinsing, purified water filling, and screw cap application into a single rotary monoblock system. Designed exclusively for still purified drinking water packaged in PET containers, the system coordinates three primary packaging operations to eliminate intermediate bottle transfer mechanisms and optimize factory floor space.
This modular filling solution connects directly with upstream water treatment systems and downstream conveyance, coding, labeling, and secondary packaging machinery to establish a continuous production workflow.
Technical Specifications Overview
|
Technical Parameter |
Engineering Specification |
|
Processed Product |
Purified drinking water (Still, Non-carbonated) |
|
Container Material |
PET (Polyethylene Terephthalate) |
|
Core Equipment |
Rotary rinsing, filling, and capping 3-in-1 monoblock |
|
Filling Technology |
Atmospheric / Gravity filling valve assembly |
|
Production Capacity |
Engineered to target Bottles Per Hour (BPH) |
|
Supported Bottle Volume |
330 ml to 2,000 ml (Custom tooling available) |
|
Control Architecture |
Programmable Logic Controller (PLC) with HMI touch panel |
|
Electrical Supply |
Configured to regional voltage and frequency standards |
|
Pneumatic Supply |
Compressed air regulated for valve actuation and capping |
Core System Architecture
Rotary Rinsing Unit
Empty PET bottles enter the station via starwheels, are secured by stainless steel grippers, inverted, and flushed with treated water or sterile air. The internal washing paths isolate supply and drainage to prevent cross-contamination.
Gravity / Atmospheric Filling Unit
Purified water from the buffer tank is gravity-fed or pneumatically controlled through specialized filling valves. The design minimizes liquid turbulence, prevents foaming, and ensures consistent liquid level control within each PET container.
Precision Capping Unit
Sorted caps are fed via an automated elevator and chute system into the capping head. The mechanical torque-clutch mechanism applies and secures screw caps tightly onto the bottle neck finish without causing structural deformation.
Typical Application Scenarios
Greenfield Bottling Plants: New industrial investments establishing commercial purified water production lines.
Capacity Upgrades: Existing beverage facilities replacing legacy machinery to achieve higher output per hour (BPH).
Line Modernization: Transitioning from separate standalone semi-automatic units to an integrated automated monoblock.
Contract Packaging (OEM): Multi-format lines built to handle diverse brand bottling requirements.
Changeover & Maintenance Considerations
Format Changeover: Switching between different bottle heights or body diameters requires replacing specific modular components such as starwheels, neck guide rails, and screw-capping chucks.
Hygienic Design: All surfaces contacting purified water utilize corrosion-resistant stainless steel to facilitate routine clean-in-place (CIP) and sanitation procedures.
Access Maintenance: Open-frame monoblock architecture allows maintenance personnel clear access to mechanical drive gears, lubrication points, and valve seals.
Key Engineering Advantages
Synchronized Monoblock Design: Combining rinsing, filling, and capping on a single chassis reduces transfer distance and minimizes bottle jamming risks.
Neck-Handling Architecture: PET bottles are supported by their neck finish throughout the transfer process from rinsing to capping, preventing body scratching and allowing rapid format adjustments.
Balanced Line Speed: Variable frequency drives (VFDs) regulate conveyor and machine speeds to prevent back-pressure and line starvation.
Utility & Facility Requirements
To prepare the installation site, project engineers must account for the following infrastructural conditions:
Main power supply matching local industrial standards .
Clean, dry compressed air supply required for bottle gripping, air-conveying, and pneumatic capping controls.
Dedicated lines for raw water feed, purified water loop, and floor drainage for rinsing wastewater.
Clean, well-ventilated factory environment with controlled ambient humidity for packaging integrity.
FAQ
Q: What is the functional scope of a 3-in-1 monoblock?
A: It performs three continuous, automated steps within one machine housing: internal bottle rinsing, purified water filling, and screw cap application.
Q: Can a single 3-in-1 machine process multiple bottle sizes?
A: Yes, within the physical limits of the machine frame. Adjustments and change parts (starwheels, guide rails, and capping heads) are required when shifting between different bottle volumes or neck finishes.
Q: Does the system include water treatment and downstream packaging?
A: The 3-in-1 monoblock is the core filling unit. Water treatment, blow molding, air conveyors, drying units, coding, labeling, and secondary shrink wrapping are integrated as part of the complete production line layout.
Q: How is operating capacity verified?
A: Capacity is calculated based on the number of working rinsing clamps, filling valves, capping heads, bottle volume, and the physical characteristics of the PET container.
Q: What data is required to generate an engineering quotation?
A: Required inputs include target BPH, bottle drawings/samples, cap technical specifications, source raw water reports, and available factory floor dimensions.
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