The main input and output interface of the robot - Odichi robot

Create Date: 2024-8-30 12:03:23|Source: OTC/Odichi

(1) I/O port

I/O input and inlet, including welding start, stop, reset, welding method selection, welding car and welding torch adjustment and other 16 switching inputs, plus pendulum photoelectric sensor switching input, sharing 17 I/O input points.

I/O output, 3 enable and 3 direction outputs of three stepper motors, 2 enable and 2 direction outputs of two DC motors, 4 outputs of power, welding, centering, fault indicator light, a total of 14 I/O outputs.

                               The main input and output interface of the robot - Odichi robot

(2) A/D and D/A ports

A/D inlet, 5 swing amplitude, swing speed, welding speed, left lag time, right lag time A/D input, 1 center position sensor, front CCD welding car tracking and rear CDD welding torch tracking two photoelectric sensors, a total of 8 A/D outputs.

At the D/A output port, the control signal of the frequency modulation of the stepper motor of the weld stalking adopts one D/A output, and the control signal of the digital display of the welding speed of welding adopts one D/A output, and two D/A outputs are used in total.

(3) HSC high-speed counter

The swing detection of the swing stepper motor uses HSC1 high-speed counter to accurately complete the swing control after detecting the cadence of the stepper motor.

(4) PWM pulse width modulation

The speed regulation of the two DC motors, through the PWM high-speed pulse width modulation signal output by the Q0.0 and Q0.1 of the PLC host, controls the DC motor drive circuit, and converts the PWM pulse signal output by the PLC module into an adjustable DC motor driving voltage signal.

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