Design process of PVC centralized feeding


Published Time:

2021-08-09

PVC central feeding system adopts a design with one machine, one PVC pipe, and a sealed loop. This ensures the stability of the PVC central feeding system during operation, preventing phenomena such as plastic back-moisturizing and blockage. The PVC central feeding system can be used with dehumidifiers or central dryers. Using the system with these devices allows for the use of dry air.

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The PVC central feeding system uses a single machine, a single PVC pipe, and a sealed loop design to ensure stable operation and prevent moisture absorption and blockage in the plastic return trough. The system can be used with dehumidifiers or central dryers to further dry the raw materials and prevent moisture reabsorption after drying.

In the PVC central feeding system, each circulating system cleans the delivery pipes to ensure no residual materials remain, preventing material moisture reabsorption and ensuring consistent material supply to the injection molding machine. Under vacuum negative pressure, dust in the raw materials is filtered out, improving product quality. This section will discuss the central control console and other features of the PVC central feeding system.

The PVC central feeding system uses vacuum conveying to transport plastic raw materials from the storage tank to the drying system via a centralized pipeline system, then to each injection molding machine. The single-machine, single-PVC-pipe design allows air to convey the materials within the system, preventing reabsorption of moisture after dehumidification and drying. The central control console uses a PLC or large-size human-machine interface with a simple-to-operate touch panel, displaying various settings and operating conditions. It also features automatic cleaning of material pipes and vacuum pipes, integrated central feeding host switching, and error prevention in manual material selection. It also includes raw material control and visual monitoring of the raw materials used by each machine, detecting material shortages and motor issues.

The PVC central feeding system can automatically supply multiple raw materials to multiple injection molding equipment, including drying, coloring, and proportional recycling of crushed materials. It features highly automated control and monitoring and can meet the needs of 24/7 continuous production.

The PVC central feeding system is easy to operate, requiring only a few people to control the material supply for the entire injection molding factory, reducing labor costs. It also reduces the need for material conveyors and auxiliary equipment near the injection molding machines, improving space utilization. The centralized feeding method reduces the number of individual machines, saving energy and maintenance costs.

 

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