Automatic Inhaler Labeling Machine
In the highly regulated pharmaceutical and healthcare industries, packaging precision is as critical as the formulation itself. The Harsiddh Automatic Inhaler Labeling Machine (Model: HASL-120R) represents the pinnacle of high-speed, ultra-precise, and reliable container labeling technology. Specifically engineered to handle the unique physical geometries and strict compliance demands of pressurized metered-dose inhalers (pMDIs) and dry powder inhalers (DPIs), this advanced rotary system guarantees flawless, wrinkle-free label placement at high production volumes.
With a robust mechanical spine, state-of-the-art servo-driven electronics, and a compact, cleanroom-compliant footprint, the HASL-120R minimizes product rejection rates while maximizing overall equipment effectiveness (OEE). Whether operating as a standalone unit or seamlessly integrated into an automated, high-speed pharmaceutical packaging line, this machine delivers the precise wrap-around accuracy required to protect brand integrity and ensure patient safety.
Advanced Engineering & Operational Workflow
The HASL-120R is built around a continuous, synchronized rotary architecture designed to eliminate the stability issues common to traditional linear labeling setups when handling lightweight or oddly balanced containers like inhalers.
- Precision Infeed & Uniform Spacing: Inhalers are fed smoothly onto the conveyor belt from upstream equipment. To prevent jamming and ensure stable downstream tracking, the machine utilizes a custom-engineered, specialized feed-worm mechanism. This feed-worm gently accelerates and separates the incoming containers, creating precise, uniform gaps between each unit before transferring them into the rotary star-wheel.
- Rotary Star-Wheel Indexing: The star-wheel pockets are pocket-milled to match the exact dimensions of your specific inhaler design, ensuring zero lateral movement or tipping. As the rotary wheel indexes each container, high-resolution product detection sensors identify its exact position in real-time, sending an instantaneous signal to the control system.
- Servo-Driven Label Dispensing: Upon receiving the trigger signal, a high-torque, ultra-responsive servo motor dispenses the self-adhesive label with micrometric accuracy. The label is applied exactly at the designated wrap-around point. The servo control ensures that web tension is kept completely uniform, preventing label stretching, tearing, or skewing—even at peak production speeds.
- Synchronized Pressing & Wrapping: As the label meets the container, a synchronized, adjustable-pressure pressing belt rolls the label smoothly onto the inhaler. This mechanical compression ensures a 100% uniform wrap around the entire circumference, driving out trapped air to completely eliminate wrinkles, bubbles, or flagging edges.
- Outfeed & Quality Control Integration: Perfectly labeled inhalers are then smoothly discharged from the star-wheel pockets onto the exit conveyor. From here, they can be seamlessly routed through integrated vision inspection systems (for batch code, expiry, or barcode validation) or collected efficiently on a turn-table for final secondary packaging.
Key Features & Benefits
- High-Speed Throughput: Optimized to deliver consistent, high-output performance without sacrificing labeling accuracy or container structural integrity.
- Microprocessor & Servo Control: Eliminates the inconsistencies of mechanical clutch-brake systems, ensuring immediate label dispensing responses and precise placement repeatability within ± 1 mm.
- No Container – No Label System: Integrated smart sensors ensure that if a pocket is empty or a container is missing, no label is dispensed. This prevents adhesive contamination of the machine parts and saves expensive label stock.
- CGMP-Compliant Construction: Manufactured using high-grade AISI 304 and 316 stainless steel and non-corrosive components, ensuring easy sanitization, durability, and full compliance with stringent global pharmaceutical manufacturing standards.
- User-Friendly HMI Touchscreen: A centralized, intuitive operator panel allows for quick parameter adjustments, real-time production monitoring, error logging, and effortless recipe storage for various container profiles.
- Toolless Changeovers: Designed with quick-release components and scalable adjustments, minimizing downtime when switching between different inhaler sizes or label dimensions.
Pharmaceutical Compliance & Validation Support
In the medical device and pharmaceutical sectors, data integrity and validation are non-negotiable. The HASL-120R is built from the ground up to fit seamlessly into validated production environments.
- 21 CFR Part 11 Readiness: Optional software integrations allow for multi-level user access controls, electronic signatures, and secure, unalterable audit trails.
- Comprehensive Documentation: Every machine can be supplied with a full validation documentation package, including IQ (Installation Qualification), OQ (Operational Qualification), and manual protocols to accelerate your plant’s internal validation processes.
- Optional Inspection Extensions: The system can be configured with high-definition vision cameras for character recognition (OCR/OCV), missing label detection, incorrect barcode rejection, and automatic pneumatic reject gates to isolate faulty products without halting the main line.
Technical Specification
| Feature | Specifications (HASL-120R) |
|---|---|
| Production Rate | Up to 120 Inhalers / Minute |
| Label Type | Self-Adhesive Sticker Labels |
| Inhaler Diameter | 10 mm to 18 mm |
| Inhaler Height | 50 mm to 105 mm |
| Label Height | 15 mm to 60 mm |
| Label Length | 20 mm to 50 mm |
| Power Supply | 0.5 H.P., 230V, Single Phase |
| Servo Motor | 400W / 750W with Encoder |
| Overall Dimensions | 1150mm (L) x 1100mm (W) x 1100mm (H) |
Why Choose Harsiddh Unimach?
At Harsiddh Unimach Pvt. Ltd., we combine decades of industrial engineering expertise with a deep understanding of modern pharmaceutical packaging challenges. Located in Ahmedabad, India, we design and manufacture precision packaging machinery that helps global brands maintain absolute compliance, scale up production efficiency, and protect consumer safety.
When you invest in the HASL-120R, you are not just purchasing a machine; you are securing a robust manufacturing partner. We provide complete end-to-end support, from initial custom engineering tailored to your specific inhaler formats, to seamless site commissioning, operator training, and an uncompromised supply chain of genuine spare parts.
Frequently Asked Questions
How does the machine ensure the label is perfectly aligned on a cylindrical inhaler?
Precision is achieved through a Wrap-Around Labeling Station. As the inhaler enters the labeling zone, it is held securely by a vertical motorized foam roller or a specialized belt. This rotates the inhaler 360° while the label is dispensed, ensuring the sticker is applied without wrinkles, bubbles, or "spiraling" (skewed alignment). The machine maintains a placement accuracy of ±0.5mm to ±1.0mm.
Can the machine print and verify Batch/Expiry data during the process?
Yes. To meet stringent pharmaceutical track-and-trace regulations, the machine can be integrated with:
Integrated Coding: Thermal Inkjet (TIJ) or Laser Coders to print Batch Numbers, Manufacturing/Expiry Dates, and 2D DataMatrix codes.
Vision Inspection System: An optional high-speed camera can be installed to verify the presence of the label and the legibility of the printed code.
Automatic Rejection: Any inhaler that fails the "label present" or "code correct" check is automatically diverted into a separate "Reject" bin via a pneumatic pusher.
What is the production speed and how are changeovers handled?
The machine is built for high-volume industrial lines:
Output: Depending on the inhaler diameter and label length, the machine can achieve speeds of 60 to 150 inhalers per minute.
Changeovers: It features a "Tool-less" adjustment system. Operators can use calibrated handwheels to adjust the height of the labeling head and the width of the conveyor guides in minutes, making it ideal for facilities running multiple product variants.
What are the key cGMP and safety features for cleanroom use?
As a cGMP-compliant unit designed for the pharmaceutical industry:
Material Integrity: All contact parts are made of SS 316L, and the main frame is SS 304 stainless steel with a polished finish for easy sanitization.
"No Inhaler – No Label" System: Electronic sensors prevent the dispenser from firing if a unit is missing, eliminating adhesive buildup on the rollers.
Safety Enclosure: The high-speed moving parts are housed within a toughened glass or acrylic cabinet with safety interlocks to protect the operator during operation.
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