LGJ-50 Semi-Automatic Plastic Tube Filling and Sealing Machine


I. Overview and Applications

The Plastic (Composite) Tube Filling and Sealing Machine operates based on a single-drive mechanism. It uses an indexing device to drive a turntable equipped with fixtures, performing intermittent motion to complete a series of automated processes including filling, internal and external heating, sealing, batch coding, trimming, and finished product discharge. It offers precise filling, adjustable and stable heating times, neat and firm sealing, hygienic operation, and smooth trimming. The machine features 10 working stations, with only manual tube feeding required—everything else is fully automated. It runs stably and reliably, with no noise or other pollution.

All parts in contact with materials and relevant components are made from high-quality stainless steel. Quick-release fittings are used for parts requiring cleaning, making disassembly and maintenance easy. For materials requiring heated insulation, an external heating and constant-temperature system can be installed. This machine is suitable for all materials packaged in plastic or composite tubes, making it an ideal choice for industries such as cosmetics, pharmaceuticals, adhesives, shoe polish, and related sectors.

I. Overview and Applications

The Plastic (Composite) Tube Filling and Sealing Machine operates based on a single-drive mechanism. It uses an indexing device to drive a turntable equipped with fixtures, performing intermittent motion to complete a series of automated processes including filling, internal and external heating, sealing, batch coding, trimming, and finished product discharge. It offers precise filling, adjustable and stable heating times, neat and firm sealing, hygienic operation, and smooth trimming. The machine features 10 working stations, with only manual tube feeding required—everything else is fully automated. It runs stably and reliably, with no noise or other pollution.

All parts in contact with materials and relevant components are made from high-quality stainless steel. Quick-release fittings are used for parts requiring cleaning, making disassembly and maintenance easy. For materials requiring heated insulation, an external heating and constant-temperature system can be installed. This machine is suitable for all materials packaged in plastic or composite tubes, making it an ideal choice for industries such as cosmetics, pharmaceuticals, adhesives, shoe polish, and related sectors.


Product Introduction

II. Key Technical Features

1. Advanced Heating System:

   The heating system for plastic/composite tubes uses a Swiss heating head. Hot air is blown into the tube to evenly heat the inner wall, while the outer wall is cooled with circulating water to prevent deformation. This significantly enhances sealing strength and batch coding quality.

2. Sealing and Coding Mechanism:

   Driven by a pneumatic cylinder, the reciprocating scissor mechanism seals the heated tube and embosses the production batch number and date. Due to the even internal and external heating, the sealed end is clear, durable, and pressure-resistant, ensuring product quality and brand reputation.

3. Tail Trimming Device:

   After sealing and coding, the tube tail may not be perfectly even. A trimming unit with a fixed blade and a pneumatically-driven angled moving blade neatly cuts the tail, improving appearance and presentation.

4. Transmission System:

   Powered by a motor and turbine reducer with variable frequency control, the turntable makes intermittent motion through the indexing device. Each of the 10 clamps on the table rotates evenly. Once tubes are manually loaded, material is filled automatically. The filling system uses mechanical drive with adjustable metering screws to achieve ±1% accuracy. The filling nozzle is designed with an insert-style nozzle and lift cylinder to prevent dripping.

As the tube moves through each station, internal heating, sealing, coding, trimming, and ejection are completed in sequence. The machine performs one full cycle per indexing step, with a maximum output of 30 tubes per minute.

All functions—filling, internal/external heating, sealing, trimming, and ejection—are controlled via the indexing mechanism and solenoid valves. The machine operates smoothly, reliably, with high repeatability and 100% accurate performance. It is safe, easy to operate, and highly praised by all users.

 

II. Key Technical Features

1. Advanced Heating System:

   The heating system for plastic/composite tubes uses a Swiss heating head. Hot air is blown into the tube to evenly heat the inner wall, while the outer wall is cooled with circulating water to prevent deformation. This significantly enhances sealing strength and batch coding quality.

2. Sealing and Coding Mechanism:

   Driven by a pneumatic cylinder, the reciprocating scissor mechanism seals the heated tube and embosses the production batch number and date. Due to the even internal and external heating, the sealed end is clear, durable, and pressure-resistant, ensuring product quality and brand reputation.

3. Tail Trimming Device:

   After sealing and coding, the tube tail may not be perfectly even. A trimming unit with a fixed blade and a pneumatically-driven angled moving blade neatly cuts the tail, improving appearance and presentation.

4. Transmission System:

   Powered by a motor and turbine reducer with variable frequency control, the turntable makes intermittent motion through the indexing device. Each of the 10 clamps on the table rotates evenly. Once tubes are manually loaded, material is filled automatically. The filling system uses mechanical drive with adjustable metering screws to achieve ±1% accuracy. The filling nozzle is designed with an insert-style nozzle and lift cylinder to prevent dripping.

As the tube moves through each station, internal heating, sealing, coding, trimming, and ejection are completed in sequence. The machine performs one full cycle per indexing step, with a maximum output of 30 tubes per minute.

All functions—filling, internal/external heating, sealing, trimming, and ejection—are controlled via the indexing mechanism and solenoid valves. The machine operates smoothly, reliably, with high repeatability and 100% accurate performance. It is safe, easy to operate, and highly praised by all users.

 

III. Technical Parameters

Parameter

Value

Model

MC-50

Brand

XINYOU

Power Supply

220V ±10%

Power Consumption

6 kW

Dimensions (L×W×H)

1130 × 835 × 1600 mm

Filling Heads

1

Filling Volume

50, 100, 200, 250 ml (customizable); also available: 5–50g, 10–100g, 20–200g

Production Capacity

20–30 tubes/min

Filling Accuracy

±1%

Working Air Pressure

>0.1 MPa

Working Principle

Atmospheric pressure

Automation Level

Semi-automatic

Machine Weight

300 kg

 

Additional Features

Customization: Supported (filling volume, aluminum tray color via spray coating)

Tray: Optional aluminum tray, customizable via spray color

III. Technical Parameters

Parameter

Value

Model

MC-50

Brand

XINYOU

Power Supply

220V ±10%

Power Consumption

6 kW

Dimensions (L×W×H)

1130 × 835 × 1600 mm

Filling Heads

1

Filling Volume

50, 100, 200, 250 ml (customizable); also available: 5–50g, 10–100g, 20–200g

Production Capacity

20–30 tubes/min

Filling Accuracy

±1%

Working Air Pressure

>0.1 MPa

Working Principle

Atmospheric pressure

Automation Level

Semi-automatic

Machine Weight

300 kg

 

Additional Features

Customization: Supported (filling volume, aluminum tray color via spray coating)

Tray: Optional aluminum tray, customizable via spray color


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