PU Coating Vibrating Bowl Feeder Spring Torsion Vibrator Automatic Feeder​

1 . Descriptions:

The term "vibratory bowl feeder" refers to devices used for feeding parts in various applications. They utilize mechanical vibrations or centrifugal force to move parts along a conveying track for assembly, shipping, inspection, and other operations.

vibratory bowl feeders have unique designs, but they share common features such as the bowl and base plate.

Feeder Bowl Diameter:

The diameter of the feeder bowl is a critical factor in its design and should be ten times the length of the parts to be fed. Proper part orientation and feeding rely on correct bowl diameter.

If the bowl diameter is too large, parts will jump and feeding will be disrupted. If the diameter is too small, the drive unit will be overpowered and the base unit will protrude.

Selecting the correct bowl diameter requires the expertise of an experienced engineer and manufacturer.

Base Unit:

The base unit is the drive unit for the feeder system and is selected based on the size, weight, length, and quantity of parts to be fed.
It is supported by leaf springs, ensuring vertical movement of the bowl. Electromagnets under the base unit create magnetic vibrations converted into mechanical vibrations.
Base units with square bases generate more vibration, while round bases vibrate less. Multiple feeders sharing a common base can cause cross talk, affecting feeder operation.

Linear Feeder:

Linear feeders transfer and orient parts from the feeder bowl to assembly or other machines. There are four types: vibratory, conveyor, airveyor, and gravity.
Vibratory inline feeder systems work in conjunction with vibratory feeders to maintain part orientation while moving them to the pick point. They are ideal for small parts and feature special controllers and extended drive bars.
Conveyor linear feeder systems are typically paired with centrifugal bowl feeders. They offer high accumulation capacity, operate quietly at high speeds, and often have efficient control systems.

In summary, vibratory bowl feeders use vibrations or centrifugal force to automate part feeding. They consist of hoppers, feeder bowls, base units, and may utilize linear feeder systems. Proper selection and design of these components are crucial for efficient and accurate feeding operations.

2 . Specifications:

3 . How Does A Vibratory Bowl Feeder Work :

The feed rate, measured in parts per minute, determines the number of parts moved within a specific timeframe. It is influenced by factors such as part configuration, positioning requirements, track quantity, and unit size. To determine the feed rate, several crucial factors related to the parts being fed need to be examined.

Part characteristics, including dimensions and composition, play a significant role in the feed rate. The materials or metals used to produce the parts affect wear characteristics and friction coefficient, which in turn impact the feed rate. The required orientation of the parts during feeding is also essential and strongly influences the feed rate. Additionally, the weight and center of gravity of the parts affect their orientation and the functioning of the feeding system. Understanding the characteristics of the overall system is crucial to seamlessly integrate the bowl feeders into the existing process. Lastly, the condition of the parts, such as oiliness, wetness, or moldiness, significantly affects the feed rate. Dry parts are easier to feed, while wet or lubricated parts may require special preparation.

Proper operation of feeder bowls relies on maintaining the correct quantity of parts in the bowl. Having too many parts can lead to damage, while too few parts slow down the process. Sensors are employed to monitor the part quantity in the bowl and ensure it remains at the appropriate level. This is achieved by incorporating a hopper with a level control switch in the feeder system. The switch detects when more parts are needed and automatically dispenses them. It's important to note that as the feeder bowl empties, the amplitude of its vibrations may increase. Excessive amplitude can result in reduced feed rates.

To prevent jamming and clogging, feed track detection is implemented. Sensors are strategically placed at the entrance and discharge of the feeder track. If the track becomes too full, the sensors deactivate it, preventing potential issues from occurring.

4 . More Pictures: