Claw Machine
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Date
2023
Authors
Sundos Mustafa Saifi
Abdullah Munther Refai
Journal Title
Journal ISSN
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Abstract
A claw machine is an enjoyable type of vending machines, it can be found in arcade
shops, malls and movie theatres, this machine could be considered as a challenge
versus time, in this game a person can control how many minutes he wants to play
and he wins the items he gripes in that specified time. This machine gives the player
the opportunity to play in one of these options, the first one is using joystick While
the second one is from mobile phone application and at last using hand gestures
through camera and image processing. This machine is divided into four parts:
control, logic control, mechanics and playing area. The logic control consists of
Arduino mega as a main controller, five HY-DIV268N-5A motor drivers, ESP8266
for mobile control, orange pi for LTS (single board computer) for hand gestures
control, Arduino Uno, SD card module for storing sounds, and power supply for the
system. Control part consists of lcd for displaying game instructions and remaining
play time, joystick to control the gripper position before gripping item, keypad to
specify the time and choose the game control mode (1: joystick, 2: mobile
application, 3: hand gestures using camera), RFID for payment and start/catch
button. The mechanics part consists of gripper that carried by motor and rope which
this motor can be moved through (x, y) plane and the gripper that tied with rope is
the z axis, one stepper motors for x movement, two stepper motors for y movement,
one stepper for z movement and the last stepper for the gripper, stainless steel rods.
The playing area contains the items that the player can grip, speakers for sounds and
RGB led strips.