DIY robot or evolution bundled

    Hello everybody!

    And again I decided to go into all the difficult robotics and once again preferred a ready-made kit for assembly, rather than an independent project from a mixed kit with Ali. The spare parts still have to go-go through our wide native country, and the kit is at hand. It was difficult to deny yourself such a simple pleasure as assembling a robot ... Especially when the catchy inscription on the box promises you Evolution.



    Evolution is the last in the line of “official” robots from bq. I became interested in him from the moment I saw the function to manage it in RoboPad. And before describing the frantic unpacking, I will tell you how this robot differs from others.

    • Better and more thoughtful design of the case itself. Inspires;
    • Apparently, more powerful servo. In any case, “in a straight line” Evolution runs noticeably faster than the Beetle and even more so the Crab;
    • The senses of this robot really evolved. In addition to all the sensors present in previous robot models, the Evolution has a buzzer and an ultrasonic sensor. The fact that this gave directly to the robot is a little further in the text;
    • Control board. This is the first robot from bq, which does not use Arduino Uno, but the development board itself - ZUM BT-328;


    Unpacking.







    Inside the box, in general, you can observe the classic divisions, where parts are no less classically laid out according to the principle of kinship - plastic to plastic, servo to servo. The transparent acrylic platform looks a little orphaned - it simply lies on top of all other details.
    By the way, an interesting point - all body parts bq produce independently. Here the situation is repeated, but with a nuance. This transparent plate platform is clearly not printed. On the other hand, there is no problem printing it. Not that a great mystery, but a legitimate question arose - "Why is this so?"

    The answer came just the other day - it seems bq spoiled us their new DIY machine:



    Correct me if I'm wrong, but most of all this platform looks like milled acrylic.





    Despite the fact that robots are primarily designed for children, the instructions at first glance look wild, confusing and completely incomprehensible.



    However, despite this, the robot is going to be easy and simple - just get used to the corporate bq-design and the instructions will become much clearer.



    And here is the brand board ZUM BT-328. It differs from the Arduino Uno in lower power consumption, a hard on / off button and, in my opinion the most valuable, an integrated bluetooth module.

    Well, let's start assembling the robot:



    First of all, the platform is going to be paid. The board itself is installed on it with bolts in such columns.





    In general, the assembly process itself is not very interesting and does not carry any surprises. If during the assembly of the Beetle I managed to force myself to do extra work several times, then here is a completely different story. The Evolution robot really builds really easy.





    We hook the platform with the board to a transparent base ...



    And now an interesting design change is the robot battery pack: The



    battery pack in previous robots was not so successful. Here the batteries are in a static position, do not hang out at all and are comfortably located in the compartment for which they are intended. The only negative of this design is that when you decide to replace the batteries, you will have to unscrew a couple of bolts. Not the biggest drawback, especially considering the reduced power consumption of the board.

    It's time to install the ultrasonic sensor. The special joy for me was that ...



    God damn it. no kidding! She is wearing a hefty golden Batman symbol. Perfect, just perfect.



    This sensor, by the way, is located on a separate servo drive. What for? The Evolution robot has a new “trick” - search for a path using ultrasound. as far as I know, bats are oriented in the same way. The sensor sends an ultrasonic wave and, based on the data received, decides whether it can pass or not. If not, he begins to “turn” his head and look for the direction in which he can go.



    So, our Bat-mobile of Spanish origin is missing only the wheels. Install them:



    And the assembly of the Evolution robot is complete!





    And you know, he suspiciously reminds me of someone ... I frantically recall all two and a half robots assembled by me, I think about where I could see and-and-and, here it is! Self-made robot by AlNinyo:



    This is an interesting coincidence. Did the Spaniards spy on the design of the Russian maker? The Russian maker spied on the Spaniards? Or just creative people think in one direction? In any case, the bq branch of robots acquired ultrasonic navigation, which only expanded the capabilities of those who are passionate about robotics.

    Thank you all for your attention,
    I hope this material was interesting to you.

    Video demonstrating the operation of the ultrasonic navigation mode:


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