Oatmeal Packaging Machine Food Grain Particle Automatic Weighing Pre-Made Bag Multifunctional Packaging Machine

Oatmeal Packaging Machine Food Grain Particle Automatic Weighing Pre-Made Bag Multifunctional Packaging Machine

A cereal packaging machine is an automated or semi-automated mechanical device used to measure and fill various types of cereals (such as oat flakes, corn flakes, mixed grain cereals, etc.) into packaging bags or boxes, and complete processes such as sealing and coding.

I. Core Workflow of a Cereal Packaging Machine

A typical cereal packaging machine usually completes the following steps:

1. Bag Making/Retrieving: Automatically making bags from rolls of packaging film, or retrieving bags from a pre-made bag magazine.

2. Bag Opening: Opening the bag opening using suction cups or grippers.

3. Measuring and Filling: This is the most crucial step, accurately filling the bags with cereal using a specific measuring device.

4. Volumetric Filling: Measuring by controlling volume using measuring cups, screw propellers, or rotary drums. Suitable for cereals with stable density and regular shape, and at a lower cost.

5. Weighing Filling: Using load cells for dynamic or static weighing, with very high accuracy. A common type is the multi-head combination scale, which calculates the target weight quickly and accurately using a combination of multiple weighing hoppers. This is currently the mainstream choice for mid-to-high-end cereal packaging.

6. Exhausting: Before sealing, excess air may be expelled from the bag using a device, making the packaging more compact and aesthetically pleasing.

7. Sealing: The packaging bag is sealed by heat sealing strips. For cereals requiring preservation, a nitrogen-filling preservation function may also be included, where nitrogen is injected before sealing to expel oxygen.

8. Coding/Instrumentation: Printing information such as production date, shelf life, and batch number on the packaging.

9. Output: Transporting the packaged finished product to the next process (such as boxing or cartoning).

II. Main Types and Selection Based on production needs and product form, cereal packaging machines mainly fall into the following types:

1. Vertical Packaging Machine

Features: Uses roll film to make bags on-site, completing filling and sealing vertically. Small footprint, versatile packaging styles (e.g., back seal, three-side seal, four-side seal bags).

Suitable for: Various granular and flake cereals, the most common cereal packaging machine model. Can be used with multi-head combination scales for high-speed, high-precision packaging.

2. Pre-made Bag Packaging Machine

Features: Uses pre-made packaging bags; the machine completes bag picking, opening, filling, and sealing.

Suitable for: Complex bag designs and special materials (e.g., built-in zippers, standing bottoms, irregularly shaped bags). The packaging appearance is aesthetically pleasing, but the equipment and bag costs are higher.

III. Key Considerations for Choosing a Cereal Packaging Machine

When choosing a suitable machine, the following points need to be comprehensively evaluated:

1. Production Speed: How many bags do you need to package per hour or per minute? This determines the machine's grade and price.

2. Packaging Accuracy: How much weight error is acceptable for your product? High-precision requirements necessitate weighing (especially combination scale) equipment.

3. Product Characteristics: Is the cereal fragile? Does it contain large-particle mixtures such as dried fruit and nuts? This will affect the choice of metering and conveying methods.

4. Packaging Format: What kind of packaging bags do you need? Back-sealed bags, stand-up pouches, zipper bags, or boxes?

5. Budget: Prices vary greatly from semi-automatic to fully automatic high-speed production lines. It's necessary to weigh the initial investment against long-term labor costs and production efficiency.

6. Expandability: Are there plans to add functions such as nitrogen-filled preservation, weight sorting, and robotic palletizing in the future? Choosing equipment with expansion interfaces is important.

Machine Specification:

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