The Guanshentai Automatic Pipette Stretching and Forming Machine is an integrated system specifically designed for the precision stretching and forming of tubular laboratory consumables, such as pipettes, Pasteur pipettes, and sampling tubes. The equipment combines automatic feeding, precision heating, synchronous stretching, cooling and setting, automatic cutting, and automatic unloading into a single unit. The entire line automates the process from plastic tube blanks to finished pipettes, achieving a production rate of 3,000–3,600 units per hour and effectively replacing traditional manual or semi-automatic stretching methods.
Key Advantages:
High-Precision Dimensional Control: Utilizing servo drives and constant-temperature control systems, the machine achieves control precision of ±0.05mm for stretching length, tube diameter, and taper. This ensures high consistency in length, wall thickness, and taper across all pipettes, significantly improving product yield and subsequent assembly accuracy.
Fully Automatic Continuous Operation: A vibratory bowl feeder is used for the directional alignment and automatic loading of tube blanks, accommodating various diameter specifications. Integrating heating, stretching, cooling, and unloading, the system operates fully automatically without the need for repeated manual intervention.
Intelligent Temperature Control and Stretching System: Infrared heaters or hot-air circulation units precisely control heating zone temperatures, ensuring uniform heating of the tube blanks. Servo-driven clamping mechanisms execute synchronous stretching based on preset programs, guaranteeing a uniform taper and consistent dimensions. Targeted cooling is applied immediately after stretching to set the shape and prevent retraction or deformation.
Flexible and Rapid Format Switching: The system supports quick transitions between various pipette specifications (e.g., 1ml, 2ml, 5ml, 10ml, 25ml, 50ml). Changing specifications requires only the replacement of molds and parameter adjustments, drastically reducing production changeover time.
Clean and Reliable Design: Core components are manufactured from high-strength alloy materials that are wear-resistant and heat-resistant, supporting continuous 24/7 operation. The equipment features a compact structure with a small footprint and is easy to maintain.
Applications:
Ideally suited for the large-scale, standardized stretch-forming production of items such as life science consumables (pipettes, Pasteur pipettes, serological pipettes), in vitro diagnostic (IVD) products (sample processing tubes, testing pipettes), biopharmaceutical components, and laboratory equipment. With its precision, high efficiency, and stable forming performance, the Guanshentai automatic pipette stretch-forming machine helps manufacturers upgrade their tube-forming processes through automation; it can be integrated with automatic screen-printing machines, inspection systems, and packaging equipment to form a complete automated production line.
Technical parameters:
Equipment model: GST-YYG102A
Pipette capacity: 1-10ml (1 device can only process a pipette of one capacity)
Production efficiency: 3000-3600 pieces/hour
Equipment size: length 160 * width 100 * height 170cm
Equipment weight: about 750KG
Power (Output): 3KW
Customized Support: Yes

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