Injection molding machine type: hydraulic injection molding machine
author: Universe plastic
2024-10-28
Hydraulic injection molding machine is a common type of injection molding machine widely used in the plastic processing industry. It mainly uses high-pressure driving force generated by the hydraulic system to complete the injection molding process.
The following are the structural characteristics, advantages and disadvantages and application fields of hydraulic injection molding machines.
Working principle of hydraulic injection molding machine
Hydraulic injection molding machines provide pressure through a hydraulic cylinder to drive the screw or plunger, inject plastic raw materials into the mold, and control the injection speed, injection pressure and clamping force by adjusting the pressure and flow of the hydraulic system.
Its main components include hydraulic system (oil pump, hydraulic cylinder), injection system, mold clamping system, control system, etc.

Features of hydraulic injection molding machines
1. Accurate pressure control
The hydraulic pressure and flow adjustment are flexible and suitable for different types and shapes of molds.
2. Strong adaptability
It can adapt to changes in different materials and molds, and can easily adjust parameters by adjusting the pressure and flow of the hydraulic cylinder.
3. The cost is relatively low
Hydraulic injection molding machines have low equipment costs and simple maintenance, so they are widely used in the production of ordinary plastic products.
4. Powerful
The high-pressure drive provided by the hydraulic system is suitable for producing thick-walled and large-scale plastic products.
5. High production efficiency
It is suitable for mass production and has stable performance and strong pressure resistance.

Disadvantages of hydraulic injection molding machines
1. High energy consumption
The hydraulic system consumes high energy during heating and driving, and its efficiency is lower than that of an all-electric injection molding machine.
2. Loud noise
Hydraulic pumps and cylinders make a lot of noise when running and are not suitable for production environments with high noise requirements.
3. Pollution risk
Hydraulic oil may leak and pollute the environment, and when the oil temperature is too high, it may affect system stability.
Application of hydraulic injection molding machine
1. Daily plastic products: production of plastic cups, containers, toys, etc.
2. Industrial accessories: such as automobile plastic parts, electronic product casings, home appliance casings, etc.
3. Large products: suitable for producing products with larger sizes and thicker walls, such as trash cans, car bumpers, etc.

Summarize
Hydraulic injection molding machines are a popular type of equipment in the plastics processing industry due to their strong pressure and cost advantages. However, their high energy consumption and noise problems also prompt the industry to develop in a more energy-saving and environmentally friendly direction.
Dongguan Universe Plastic Factory has provided plastic injection molding services for more than 15 years. It has a professional team and advanced processing and injection molding equipment to provide high-quality and cost-effective plastic injection molding services.
If you are looking for a high-quality plastic injection molding service provider, please contact us to get the latest service information.
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