CN102467105A

CN102467105A - Spinning machine plc control system

Info

Publication number: CN102467105A
Application number: CN2010105311850A
Authority: CN
Inventors: 陈锡勇; 王一凡; 刘艳云; 陈东升; 张文明
Original assignee: Changzhou Vocational Institute of Textile and Garment
Current assignee: Changzhou Vocational Institute of Textile and Garment
Priority date: 2010-11-03
Filing date: 2010-11-03
Publication date: 2012-05-23

Abstract

The invention relates to a spinning machine PLC control system which comprises a CPU module, an input buffer circuit module, an output buffer circuit module, an input optical coupler isolation module, an output optical coupler isolation module, a transistor or relay output circuit module, a power failure maintenance module, a power supply module, a CAN communication module and a serial communication module. The invention provides the spinning machine PLC control system with low cost, low power consumption, and technical personnel is facilitated to carry out expansion of an I/O port on the control system.

Description

Spinning frame PLC control system

Technical field

The present invention relates to a kind of spinning frame PLC control system, belong to Spinning Machine Control device field.

Background technology

Spinning frame is an important ring in the manufacturing of textile industry technology; The PLC system control of companies such as Siemens, Mitsubishi, Delta, Schneider is mainly adopted in the control of spinning frame at present; Control program is single; Usually encrypted, and the system constructing cost is higher, is unfavorable for that the technician grasps core technology equipment is transformed.

Summary of the invention

The objective of the invention is to overcome the defective that prior art exists, provide a kind of cost low, low in energy consumption and help the technician carries out the expansion of I/O mouth to control system spinning frame PLC control system.

The technical solution adopted for the present invention to solve the technical problems is: a kind of spinning frame PLC control system; Comprise that CPU module, input buffer circuit module, output buffer module, input light-coupled isolation module, output light-coupled isolation module, transistor or relay output circuit module, power down keep module, power module, CAN communication module and serial communication module; The input end of said input light-coupled isolation module is electrically connected with the input interface of this control system; Its output terminal is electrically connected with the input end of input buffer circuit module; The output terminal of said input buffer circuit module is electrically connected with the input end of CPU module; The output terminal of CPU module is electrically connected with the input end of output buffer module; The output terminal of output buffer module is electrically connected with the input end of output light-coupled isolation module; The output terminal of output light-coupled isolation module is electrically connected with the input end of transistor or relay output circuit module, and the output terminal of transistor or relay output circuit module is electrically connected with the output interface of this control system, and said power down keeps module, power module, CAN communication module and serial communication module to be electrically connected with the CPU module respectively.

Said CPU module comprises the ARM chip.

Beneficial effect of the present invention: (one) based on the integrated height of PLC control system of ARM chip, low in energy consumption, cost is low; (2) strengthened the function of the I/O expansion of PLC control system through the CAN bussing technique; (3) antijamming capability is strong, and is stable, can be widely used in the industry spot of no metallic dusts such as weaving, machinery.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.

Fig. 1 is a modular structure synoptic diagram of the present invention.

Embodiment

A kind of spinning frame PLC control system as shown in Figure 1; Comprise that CPU module, input buffer circuit module, output buffer module, input light-coupled isolation module, output light-coupled isolation module, transistor or relay output circuit module, power down keep module, power module, CAN communication module and serial communication module; The input end of said input light-coupled isolation module is electrically connected with the input interface of native system; Its output terminal is electrically connected with the input end of input buffer circuit module; The output terminal of said input buffer circuit module is electrically connected with the input end of CPU module; The output terminal of CPU module is electrically connected with the input end of output buffer module, and the output terminal of output buffer module is electrically connected with the input end of output light-coupled isolation module, and the output terminal of output light-coupled isolation module is electrically connected with the input end of transistor or relay output circuit module; The output terminal of transistor or relay output circuit module is electrically connected with the output interface of this control system; Said power down keeps module, power module, CAN communication module and serial communication module to be electrically connected with the CPU module respectively, and said CPU module comprises the ARM chip, and is core with the ARM chip.

The native system input signal is passed to the input buffer circuit module through input light-coupled isolation module; Being delivered to the CPU module by the input buffer circuit module again handles; Signal after the processing outputs to the output buffer module from the CPU module; Be delivered to output light-coupled isolation module by the output buffer module again; Pass to transistor or relay output circuit module by output light-coupled isolation module then, by transistor or relay output circuit module signal is exported at last, it serves as that the control core is carried out the transmission of signal with the CPU module that said power down keeps module, power module, CAN communication module and serial communication module.The CPU module of native system has location and pulse output function, time clock feature and hour meter function, continues scan function and input filter regulatory function; The CPU module is through the control of turning round the program loop that stores; CPU module I/O port command can refresh; This PLC control system is supported two groups of AR phase scramblers; Can download ladder diagram or and touch panel communication, can increase special functional module or expansion board such as analog quantity, communication, the system constructing cost is lower than conventional P LC control system.This system applies on Spinning Machine Control, can be accomplished the full yarn of spinning frame, doffed, begins to spin position three and control automatically.

Claims

1. spinning frame PLC control system; It is characterized in that: comprise that CPU module, input buffer circuit module, output buffer module, input light-coupled isolation module, output light-coupled isolation module, transistor or relay output circuit module, power down keep module, power module, CAN communication module and serial communication module; The input end of said input light-coupled isolation module is electrically connected with the input interface of this control system; Its output terminal is electrically connected with the input end of input buffer circuit module; The output terminal of said input buffer circuit module is electrically connected with the input end of CPU module; The output terminal of CPU module is electrically connected with the input end of output buffer module; The output terminal of output buffer module is electrically connected with the input end of output light-coupled isolation module; The output terminal of output light-coupled isolation module is electrically connected with the input end of transistor or relay output circuit module, and the output terminal of transistor or relay output circuit module is electrically connected with the output interface of this control system, and said power down keeps module, power module, CAN communication module and serial communication module to be electrically connected with the CPU module respectively.

2. spinning frame PLC control system as claimed in claim 1 is characterized in that: said CPU module comprises the ARM chip.