Feeders, also known as feeders, are common equipment in industrial production. They are mainly used to continuously and evenly supply materials from a certain equipment (such as hoppers, silos, etc.) to receiving equipment or transportation machinery. The following is a detailed introduction to the feeder:
1. Definition and function The feeder is an auxiliary equipment in the mechanized storage and transportation system of lime production enterprises. Its main function is to continuously and evenly feed processed or unprocessed materials to the undertaking equipment or transportation machinery. It is widely used in mining, cement, building materials, food, chemical and other industries, and is an essential equipment for realizing the automation of flow operations.
2. Classification Feeders are divided into open and closed types. Common feeder types include: Electromagnetic vibrating feeder: The material is pushed to the discharge port through a vibration mechanism. It has a simple structure, stable vibration, uniform feeding, good continuous performance, and easy adjustment. Its advantages include small size, light weight, simple structure, easy installation and maintenance; no rotating parts, no need for lubrication, no motor and reducer, low operating costs; low power consumption; and less wear and tear on the feed trough. The disadvantage is that the adjustment after installation is complicated, there will be noise if the debugging is not good, and the operation is unstable.
ZSW vibrating screen
Electromagnetic vibrating feeder
Hopper with Belt feeder
Screw feeder: The material is pushed or transported to the discharge port through the screw shaft. The material enters the spiral groove from the feed port, and then is pushed or transported to the discharge port as the screw shaft rotates. By adjusting the motor speed and screw pitch, the material supply rate and flow rate can be controlled. Belt feeder: A belt conveyor that uses a continuously moving belt to transport materials from the feed end to the discharge end. The material supply rate and flow rate can be controlled by adjusting the motor speed and belt tension. In addition, there are various types of quantitative feeders, heavy-duty apron feeders, light apron feeders, trough feeders, etc. to meet different production needs.
3. Working principle The working principle of the feeder can vary depending on the type of feeder. Taking an electromagnetic vibrating feeder as an example, it is usually driven by one or more vibration motors, which transmit vibrations to the feed trough or plate through an exciter. The vibration force of the vibrating trough or plate pushes the material to the discharge port to achieve continuous supply of materials. Screw feeders and belt feeders transport materials to the outlet through the movement of the screw shaft and belt respectively.
4. Characteristics The feeder has the following features: Accurate supply: Able to accurately control the supply rate and flow of materials to meet the requirements of the production process. Continuous supply: Able to achieve continuous supply of materials to ensure the continuity and stability of the production process. Flexible adjustment: The supply rate and flow rate can be flexibly adjusted as needed to adapt to different process requirements and production changes. Applicability to various materials: Able to handle various types of materials, including granular, powdery, granular and powder mixtures, etc.
