Grip And Win
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Date
2025
Authors
Shorooq Zaian Sousa
Dya'a Talal Derieh
Journal Title
Journal ISSN
Volume Title
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Abstract
A Grip And Win machine is a popular vending machine commonly found in places like
movie theaters, bowling alleys, shopping malls, and arcades. It offers entertainment and
can help individuals stay focused and motivated. The machine consists of a large box
filled with Toys and a claw that can be moved in three directions (x, y, z). To operate the
machine, The player can insert coins of two, five, or ten shekels. The machine will
provide change for ten or five shekels, but if two shekels are inserted, no change will be
given since the game operates using two shekels, The machine operates for a set duration
of fifty seconds. Once this time limit is reached, the player is unable to continue and must
insert another coin to play again.
To win the game, the player must move the claw using the joystick to the appropriate
location, then after making sure that the location has been determined, he presses the
green button to lower the claw to the game and pick it up. The claw automatically returns
to location (0, 0), then the claw opens and throws the game for the player to pick it up.
This machine is divided into four parts: The logic control consists of an Arduino Mega
for motor control, an Arduino Uno for handling the LCD and coin acceptor, three TB6600
stepper motor drivers, an ESP8266, and a power supply for the entire system.
Control part consists of lcd for displaying game instructions and remaining play time,
joystick to control the gripper position before gripping item, and a green button that
lowers the claw to pick up the toy. After that, it automatically returns to the starting
position, opens the claw, and releases the toy to the player.
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 y movement, two stepper motors for x movement, one stepper for z
movement and one servo motor for the gripper, The playing area contains the toys that
the player can grip, and RGB led strips.