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Container Unloading using Robotized Palletizing

Container Unloading using Robotized Palletizing

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<strong>Container</strong> <strong>Unloading</strong> <strong>using</strong> <strong>Robotized</strong> <strong>Palletizing</strong><br />

Theoretical Framework<br />

3.2.2 <strong>Palletizing</strong> PowerPac<br />

This section will describe the way of working with ABB RobotStudio’s add-in PzPP in order<br />

to create pallets with products as specified by the user. The purpose with the software is to<br />

create and simulate palletizing processes in an easy, quick and flexible way without the need<br />

of any robot programming skills. Rather than programming pick-and-place sequences,<br />

conveyors and gripping tools, the system is configured in a window based environment.<br />

Compared to traditional methods this will radically reduce programming time [18].<br />

PzPP is a further development of ABB’s palletizing software PickMaster5 with the aim to<br />

simplify the simulation of palletizing processes even more. The main difference between the<br />

software, see Figure 10 is that PzPP offers a visualised simulation environment for the whole<br />

palletizing process, whereas in PickMaster5 this is not available [19] [20]. Also, PzPP is<br />

integrated in RobotStudio instead of being a stand-alone application [21] [19].<br />

Figure 10: PickMaster5 to the left and its successor PzPP to the right.<br />

Before any work with PzPP can take place, the virtual controller for the robot system in<br />

RobotStudio must be prepared in order for all necessary signals used to be included. This is<br />

done when a new robot system is created and is called the “Prepare for PickMaster”-option.<br />

ABB has included most of their four- and six axis robots to choose from. Once a robot has<br />

been chosen and the system is created, the PzPP is ready for use.<br />

The PzPP menu tab in RobotStudio is seen in Figure 11. It contains ten different categories<br />

with different build components, where the following five categories are necessary in the<br />

workflow of creating a simulated palletizing process:<br />

Build Cell Product Data Programming Validate Simulation<br />

Figure 11: The PzPP menu tab in RobotStudio.<br />

In the “Build Cell” category, tools and product feeders are imported and added to the robot<br />

and robot cell respectively. ABB has included five standard tools as SmartComponents to<br />

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