Automatic box palletizer
Excellence in box palletizing robots
Specialists in box palletizing solutions
Box palletizing robot
At Rivas Robotics we design and build custom industrial automation solutions for box palletizing. Our palletizing robot works at high production speeds, handling anything from a single box to full layers, for a process that is efficient and matched to each customer’s needs.
The advantages of our box palletizing robots
- Maximum speed and efficiency, ideal for high-output environments.
- Full flexibility, palletizing from 1 box up to complete layers.
- A fully customised solution, designed around each project’s requirements.
- Greater stability and accuracy in how the pallet is built.
- Integration with other industrial robotics and automation systems.
At Rivas Robotics we know every company’s needs are different. We do not offer one single solution: we design and build the custom palletizing automation that fits each project best.
Tell us your box format, how many lines you have and what throughput you need, and we will tell you which installation suits your production.
Box palletizing: what we can do
Each installation is designed around the box format, the production rate and the plant layout. These are the capabilities reached on projects already delivered.
| Throughput achieved | Up to 25 boxes/min |
| Installation in production | A single robot palletizing 3 simultaneous lines of boxes and trays |
| Payload | Up to 1,000 kg, gripper included |
| Palletizing height | Up to 2,700 mm |
| Reach | Up to 3,300 mm |
| Robots integrated | Yaskawa, KUKA, FANUC, ABB |
Real throughput depends on the size and weight of the box, on the palletizing pattern and on how many lines the robot serves. The gripper and the layout are designed around each customer’s specific format.
For product in bags, see bag palletizing: compaction and a single gripper for 10, 25 and 50 kg. And if the line starts by putting the product into the box, automatic case packing comes before palletizing.
Palletizer, palletiser or case stacker: are they the same thing?
Yes. Depending on the country and the industry, the same operation goes by different names: placing boxes neatly and stably on a pallet.
- Palletizer is the most widely used term, and the one most manufacturers use. Palletiser, with an s, is the British spelling of exactly the same machine.
- Case palletizer or box palletizer points at the product rather than the machine.
- Stacker or case stacker puts the emphasis on building the stack and the layers. Careful, though: stacker is also the name of a type of forklift, which is a completely different thing.
- Robotic palletizer or palletizing robot specifies the technology: a robot arm rather than a gantry.
If you arrived searching for any of those, you are in the right place: it is the same machine. At Rivas Robotics we design and build the installation around the box format, the throughput and the layout of each plant, so whatever you call it matters less than those three things.
And if you need the opposite — taking boxes off the pallet to feed the line — that is box depalletizing.
How many boxes per minute can a robot palletize?
Between 2 and 30 boxes per minute. That is a deliberately wide range, because the figure is not set by the robot: it is set by the palletizing pattern and by the level of automation the line needs.
What matters is how many boxes move in each cycle. You can handle them one at a time, two at a time, or by complete layers. As you increase throughput you do not change the robot: you change the picking method.
So when someone asks us how many boxes per minute we do, the honest answer is another question: how many do you need, and with what pattern?
What is a palletizing pattern and why does it drive the project?
The pattern is how the boxes are laid out on the pallet: how they are placed and how they fit together in each layer.
It matters for one very specific reason: the pattern determines how many boxes the robot can pick in a single movement. And that is what decides real throughput.
If your output is high, the pattern is decisive. If it is low, do not worry too much about it: the robot picks two at a time and that is more than enough.
How long does a format changeover take?
Between 15 and 20 seconds, and in many cases it is effectively immediate.
The change is made from the HMI, the installation’s control screen: you select the format you want to run, and that is it.
And here is something worth knowing before you buy: if you work with many formats, we teach you to create your own. We provide training on straightforward, intuitive programming so that your people can set up new formats without depending on us. In a plant with a lot of product rotation, that is worth more than any catalogue figure.
What picks up a box: suction cups, a mechanical gripper or forks?
We do not use forks. The two real options are:
- Vacuum: a suction plate or suction cups.
- Mechanical gripper: clamp-type gripper.
Which one to choose depends on the product type and on the output.
And here is the warning almost nobody gives: vacuum looks like the safer option on paper, and it is not always. The quality of the cardboard can make it less than fully reliable. So when vacuum is on the table, you have to run tests with your real cardboard and your real boxes, not with an assumption. A suction cup that grips good cardboard perfectly can fail on cardboard that is porous or badly glued.
I run several box formats on the same line. Does that complicate the project?
Not at all. It is the norm. Most of our customers do not have one format, they have many.
The cell is designed for all the formats present and future, not for the one you happen to be running on the day of the visit. That is precisely the engineering work: sizing for your range of boxes, not for one box.
My boxes are loose, badly sealed, and the cardboard suffers with humidity. What then?
We will tell you straight: the robot has the same limitation a person palletizing by hand has. If a box arrives badly sealed or the cardboard has gone soft, automating does not make the problem go away. Neither by hand nor automatically is there any guarantee that this sorts itself out.
What you can do is control it. Safety, protection and inspection measures are built in so those situations never reach the pick point: the defective box is removed before palletizing, checked by hand and put back into the line afterwards.
In other words: automation does not fix a bad box, but it stops a bad box ruining the whole pallet.
Can you form and seal the box as well as palletize it?
Yes. That falls under automatic case packing, and a complete case packing and palletizing line can run continuously.
Any control systems you need can also be built in: weight verification, labelling and the rest of the end-of-line checks.
How far can palletizing be automated?
As far as you want. The palletizing robot is one part of an end of line that can be fully automated:
- Automatic empty pallet feed.
- Automatic stretch wrapper once the pallet is built.
- Weight verification and labelling.
- Evacuation of the finished pallet.
The usual approach is to start with palletizing and leave room to grow. What matters is deciding that at the design stage, not once the cell is installed.
I put slip sheets between layers. Does the robot place them?
Yes, automatically.
You program how many layers go between slip sheets, and that setting sits inside the product recipe itself. So when you change product on the screen, the slip sheet setting changes with it: nobody has to remember anything and nobody has to touch the program.
How much does a box palletizing robot cost?
The fact that it is boxes is not what moves the price: what moves it is the production speed and the degree of automation of the line. The three brackets, with what each one includes, are on our palletizing robot price ranges.
Automated box palletizers
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