Expected components.

Control Components.
Arduino Mega for controlling the machine.
3 stepper motors for moving in x axis, y axis and gripper.
3 Motor driver for stepper motors.
1 Dc motor for z axis movement.
H bridge for dc motor.
Joystick for controlling motors.
LCD And leds for entertainment.
...
Mechnical Components.
3 Flexible couplers.
1.2m power screw with 3 nuts.
2m bolt.

Step 2:

try 2

Step 3:

try 3

Step 4:

try 4

Step 5:

try 5