Automatic Servo Based Oil Filling Machine
High-Precision Digital Dosing Technology for the Oil, Lubricant, and Viscous Liquid Industries
In the competitive landscape of liquid packaging, accuracy, speed, and clean operation are critical to maintaining profitability and regulatory compliance. The Automatic Servo-Based Oil Filling Machine from Harsiddh Unimach Pvt. Ltd. represents the pinnacle of modern liquid packaging innovation. Engineered to replace outdated pneumatic and mechanical piston fillers, this advanced system utilizes independent servo-motor technology to deliver unparalleled volumetric accuracy, rapid changeovers, and virtually maintenance-free operation.
Whether your production line handles delicate edible oils, high-viscosity automotive lubricants, cosmetic essential oils, or heavy industrial chemicals, this machine adapts dynamically to your product’s specific characteristics. Built in strict accordance with global GMP and CE standards, it ensures your facility achieves maximum throughput with zero product waste.
The Evolution of Liquid Dosing: Why Choose Servo Technology?
Traditional filling systems rely heavily on mechanical pistons, valves, and manual adjustments. These older systems struggle with shifting liquid viscosities, temperature fluctuations, and time-consuming changeover periods.
The servo-driven engineering from Harsiddh Unimach Pvt. Ltd. eliminates these operational bottlenecks:
- Micro-Adjustments in Real-Time: Instead of stopping the line to turn mechanical cranks, operators can adjust filling volumes instantly via the centralized touchscreen interface.
- Viscosity Adaptability: The independent servo-gear assembly can modulate torque and speed dynamically. This means the machine handles free-flowing thin oils and thick, sticky lubricants with equal precision.
- Reduced Wear and Tear: By eliminating heavy reciprocating mechanical parts, friction is minimized. This translates directly to lower maintenance costs, fewer replacement parts, and extended machine longevity.
Step-by-Step Operational Workflow
Efficiency in automation relies entirely on seamless synchronization. The Automatic Servo-Based Oil Filling Machine features an intelligent, multi-stage workflow designed to optimize container handling and eliminate product loss.
[Empty Bottles Input] ➔ [Auto-Indexing & Centering] ➔ [Diving Nozzle Dosing] ➔ [Drip-Free Cutoff] ➔ [Discharged to Capping]1. Precision Auto-Indexing
Empty containers move smoothly along a heavy-duty Stainless Steel (SS) slat conveyor. High-precision pneumatic gating or star-wheel indexing systems temporarily hold the containers, aligning them perfectly beneath the multi-head filling nozzles. Proximity sensors ensure that filling will not initiate if a bottle is missing or improperly positioned.
2. Synchronized Servo Dosing
Once the containers are secured in place, the centralized Programmable Logic Controller (PLC) sends high-speed digital signals to the independent servo gear pumps. The motors rotate at a precisely calculated frequency to dispense the exact programmed volume or weight into each container, maintaining an accuracy tolerance of ±0.5% or better.
3. Dynamic Diving Nozzle Profile (Bottom-Up Filling)
To counter the challenges of foaming, splashing, and air entrapment common in high-speed oil filling, the machine utilizes a servo-driven diving nozzle mechanism. The nozzles lower deeply into the bottom of the container before liquid discharge begins. As the liquid level rises, the nozzles lift in perfect synchronization with the fluid level, ensuring an air-free, clean fill.
4. Instantaneous Zero-Leak Closure
Oils and lubricants are notorious for tailing and dripping post-fill, which can contaminate container threads and compromise subsequent sealing stages. Our machine features specialized drip-free, positive shut-off nozzles. The moment the servo profile finishes its cycle, an airtight pneumatic cutoff activates, ensuring zero trailing.
5. Smooth Discharge and Integration
The filled containers are smoothly released from the indexing gate and accelerated down the conveyor line. They move cleanly toward downstream packaging operations, such as automatic capping, induction sealing, and front-and-back labeling machines.
Key Technical Features & Engineering Excellence
- Premium Stainless Steel Construction: All product contact parts are fabricated from superior-grade SS 316, preventing chemical reactions and ensuring compliance with stringent food and pharmaceutical hygiene regulations. The outer structure and conveyor frame are built from robust SS 304.
- Intelligent PLC & HMI Interface: Equipped with a user-friendly touchscreen Human-Machine Interface (HMI). Operators can save dozens of custom product profiles—storing parameters like fill volume, conveyor speed, diving nozzle depth, and pump acceleration for quick retrieval.
- No Bottle, No Fill Security: Integrated photoelectric sensors prevent product wastage by ensuring the filling nozzles never actuate unless a container is accurately positioned underneath.
- Toolless Maintenance and Clean-in-Place (CIP): Designed with sanitary tri-clover clamps and a streamlined fluid path, the assembly can be thoroughly cleaned or flushed out during product changeovers with minimal downtime.
Diverse Industry Applications
The versatility of the servo-based filling architecture makes it an ideal investment for a wide array of industrial sectors:
- Edible & Food Oils: Ideal for packing mustard oil, sunflower oil, olive oil, vegetable oils, and ghee into PET bottles, glass jars, or rigid jerrycans.
- Automotive & Industrial Lubricants: Perfectly handles heavy-duty gear oils, engine lubricants, brake fluids, coolants, and grease compounds.
- Cosmetics & Personal Care: Capable of handling hair oils, body lotions, liquid soaps, shampoos, and premium essential oils without foaming.
- Agrochemicals & Chemical Specialties: Built to handle chemical-based liquid fertilizers, pesticides, solvents, and specialty coatings safely and precisely.
Strategic Business Advantages for Your Production Line
Investing in automation from Harsiddh Unimach Pvt. Ltd. delivers clear operational advantages that directly impact your bottom line:
- Minimized Product Giveaway: With micro-precise servo dosing, overfilling is virtually eliminated. Saving just a few drops of high-value oil per bottle adds up to massive cost savings over annual production cycles.
- Unmatched Line Flexibility: Transitioning from a 100ml essential oil bottle to a 5-liter industrial lubricant container requires minimal mechanical adjustments. Most changes are handled digitally through the HMI panel.
- Enhanced Operational Safety: Outfitted with comprehensive interlocking safety enclosures, emergency stop controls, and overload protection systems, the machine ensures a secure working environment for your floor operators.
Technical Specification
| Specification | Details (HEOF – 1 / 2 / 4 / 6) |
|---|---|
| Output / Minute | 10 to 100 Bottles (Volume Dependent) |
| Filling Range | 10ml to 10,000ml (Single Dose) |
| Filling Accuracy | ± 0.1% to 0.5% |
| Storage Tank | 80 Liters SS 316 (Customizable) |
| Control System | PLC with Color Touchscreen HMI |
| Construction | cGMP Compliant SS 316/304 |
| Dimensions | 2550mm (L) x 1000mm (W) (For 4-Head) |
Elevate Your Production Standard with Harsiddh Unimach Pvt. Ltd.
At Harsiddh Unimach Pvt. Ltd., we design machinery that balances heavy-duty reliability with cutting-edge digital control. Our Automatic Servo-Based Oil Filling Machine provides the precision, adaptability, and high throughput required to scale your packaging operations seamlessly.
Optimize your line, minimize product loss, and achieve world-class operational efficiency. For customized configurations, multi-head nozzle requirements, or to request a detailed technical quote tailored to your specific plant layout, connect with our engineering team today.
- Official Website: www.harsiddhunimach.com
- Inquiries & Support: info@harsiddhunimach.com
Frequently Asked Questions
How does the machine handle oils of different viscosities?
Oils change viscosity based on ambient temperature (e.g., coconut oil solidifying in winter or engine oil thinning when warm). The Servo motor provides consistent torque and programmable speeds, allowing the machine to push thick oils or gently dispense thin oils without mechanical reconfiguration. You can simply adjust the flow profile on the digital control panel.
Can the machine fill various container sizes, from small bottles to large jars?
Yes. The Harsiddh Servo Oil Filler is highly flexible, typically supporting a wide range from 100ml up to 5 Liters. Because the dosing is controlled digitally, "Product Recipes" can be saved in the PLC memory. Switching from a 500ml bottle to a 2-liter jar is as simple as selecting a preset on the screen and making minor manual adjustments to the conveyor rails.
How does the machine prevent dripping and "oily" bottle surfaces?
To maintain a clean production environment, the machine is equipped with Pneumatic Shut-off Nozzles featuring an anti-drip "suck-back" mechanism. This ensures a sharp, clean cut-off of the oil stream at the end of every cycle. Combined with "No Bottle – No Fill" sensors, this prevents oil from spilling onto the conveyor or the exterior of the bottles.
Is the machine suitable for food-grade and industrial oil standards?
Absolutely. As a cGMP-compliant model, the machine is constructed for durability and hygiene. The main frame is made of SS 304, and all liquid contact parts are AISI Stainless Steel 316L. This makes it resistant to corrosion and suitable for edible oils (Mustard, Olive, Sunflower) as well as industrial lubricants and chemicals.


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