包装设备选择：摇臂缠绕机、悬臂缠绕机、裹膜打包机与拉伸缠绕膜的对比摇臂缠绕机和悬臂缠绕机都是用于包装和打包的设备，它们在结构和功能上有一些不同。摇臂缠绕机具有一个可以旋转的摇臂，能够将包装材料缠绕在货物的周围，从而达到保护和固定的效果。这种设备适用于各种形状和大小的货物，特别是那些难以用其他包装方式处理的货物。摇臂缠绕机有机械式和电眼式两种限位方式，方便调整包装高度，还可以通过PLC可编程控制，实现自动化操作。

悬臂缠绕机则是一种更为现代化的设备，适用于生产量大、物流效率较高的场合。它具有一个可以上下运动的悬臂，可以根据货物的形状和大小进行调整，从而实现自动化包装。悬臂缠绕机的包装效率可以达到每小时60-70托，而且可以通过变频调速实现速度的调节。这种设备还可以根据不同的产品和现场的实际需求，订制不同的包装系统，自动完成货物的感测、包装、对中、输送等全过程。

裹膜打包机通常指的是能够将薄膜材料包裹在货物上并进行封口的设备。这种设备通常用于食品、饮料、化工、造纸、建材等行业，用于保护和延长货物的保质期。拉伸缠绕膜则是一种用于拉伸包装的塑料薄膜，可以包裹在货物的周围，以固定货物并防止其在运输过程中损坏。这种膜具有高拉伸性和强度，可以在包装过程中有效地保护货物。

Packaging Equipment Selection: Rocker Wrapping Machine, Cantilever Wrapping Machine, Wrapping Wrapping Machine and Stretch Wrapping Film Comparison Swing Wrapping Machine and Cantilever Wrapping Machine are both equipment used for packaging and baling, and they have some differences in structure and function. The rocker wrapping machine has a swinger arm that can be rotated, which is able to wrap the packaging material around the goods, thus achieving the effect of protection and fixation. This equipment is suitable for goods of all shapes and sizes, especially those that are difficult to handle in other packaging methods. The rocker wrapping machine has two limit modes, mechanical type and electric eye type, which is convenient to adjust the packaging height, and can also be controlled by PLC programmable to achieve automatic operation.

The cantilever wrapping machine is a more modern equipment, which is suitable for large production volumes and high logistics efficiency. It has a cantilever that can move up and down, which can be adjusted according to the shape and size of the goods, allowing for automated packaging. The packaging efficiency of the cantilever wrapping machine can reach 60-70 pallets per hour, and the speed can be adjusted by frequency conversion speed regulation. This kind of equipment can also customize different packaging systems according to different products and the actual needs of the site, and automatically complete the whole process of sensing, packaging, centering, and conveying of goods.

A wrap baler usually refers to a device that is able to wrap film material around a cargo and seal it. This equipment is commonly used in industries such as food, beverage, chemical, paper, building materials, etc., to protect and extend the shelf life of goods. Stretch wrap is a type of plastic film used for stretch wrap that wraps around the goods to secure them and prevent them from being damaged during transportation. This film has high tensile and strength, which can effectively protect the goods during the packaging process.