CN203695196U

CN203695196U - Controlling system for high-pressure overhang rolling pulverizer

Info

Publication number: CN203695196U
Application number: CN201420048469.8U
Authority: CN
Inventors: 陈广志
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-01-25
Filing date: 2014-01-25
Publication date: 2014-07-09
Anticipated expiration: 2024-01-25

Abstract

The utility model provides a controlling system for a high-pressure overhang rolling pulverizer. The controlling system comprises a programmable logic controller, a motor state module, a switch button module, a motor starting and stopping module, a solid-state relay and a feeding controller, wherein the motor state module, the switch button module, the motor starting and stopping module and the solid-state relay are connected with the programmable logic controller; the feeding controller is connected with the solid-state relay. The controlling system further comprises a current transmitter and a frequency converter, wherein the current transmitter is connected with the programmable logic controller; the frequency converter is connected with the programmable logic controller. According to the utility model, the starting and stopping of motors in various modules, the high frequency on-off of the solid-state relay, the frequency adjustment of the frequency converter and the like are controlled through the output of the programmable logic controller, so that the centralized control of the high-pressure overhang rolling pullverizer can be realized, the failure rate can be efficiently reduced, and the work efficiency can be improved.

Description

A kind of high-pressure overhang roll abrasive dust machine control system

Technical field

The utility model relates to flour mill control system, is a kind of control system of high-pressure overhang roll abrasive dust machine specifically.

Background technology

High-pressure overhang roll abrasive dust machine be applicable to mineral products, chemical industry, building materials, metallurgy, etc. industry be engaged in the special equipment of high segmentation processing.The control system of high-pressure overhang roll abrasive dust machine is still the start and stop of controlling separately each unit by simple secondary control loop at present, what feedback feed adopted is that current transformer is received the electro-vibrating feeder start and stop under the mode solid line automatic mode of electric current relay, along with increasing central controlled demand, the control system of high-pressure overhang roll abrasive dust machine towards high reliability, concentrate, accurately, automatic operating monitors and the future development such as control automatically.Existing control mode can not satisfy the demands, needs the new control system such as one is efficient, reliable, centralized Control badly.

Utility model content

The technical problems to be solved in the utility model is: a kind of control system of high-pressure overhang roll abrasive dust machine is provided, and it can realize the centralized Control to high-pressure overhang roll abrasive dust machine.

In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of high-pressure overhang roll abrasive dust machine control system, comprise programmable logic controller (PLC), motor status module, shift knob module, motor start and stop module, solid-state relay and feeding controller, described motor status module, shift knob module, motor start and stop module is connected with described programmable logic controller (PLC) with solid-state relay, described feeding controller is connected with described solid-state relay, wherein said high-pressure overhang roll abrasive dust machine control system also comprises current transducer, described current transducer is connected with described programmable logic controller (PLC), frequency converter, described frequency converter is connected with described programmable logic controller (PLC).

In described high-pressure overhang roll abrasive dust machine control system, also comprise industrial LCD, described industrial LCD is connected with described programmable logic controller (PLC) by RS485 mouth.

The control system of high-pressure overhang roll abrasive dust machine described in the utility model, described current transducer output 4-20mA or 0-5V signal are to described programmable logic controller (PLC).Described industrial LCD is connected with described programmable logic controller (PLC) by RS485 interface, show in real time the signal messages such as current current value, motor status, shift knob state, analytical engine rotating speed, and can record the reference that these data are analyzed as machine performance.And can control the start and stop of each module motor, high frequency break-make, the frequency adjustment of frequency converter etc. of solid-state relay by the output of described programmable logic controller (PLC), to realize the centralized Control to described high-pressure overhang roll abrasive dust machine, effectively reduce fault rate, increase work efficiency.

Accompanying drawing explanation

Fig. 1 is the work schematic diagram of existing high-pressure overhang roll abrasive dust machine;

Fig. 2 is the centralized control system schematic diagram of high-pressure overhang roll abrasive dust machine described in the utility model.

The specific embodiment

For a more detailed description to the utility model by reference to the accompanying drawings with embodiment below.The present embodiment is only the description to the utility model preferred forms, scope of the present utility model is not had to any restriction.

Embodiment

As shown in Figure 1, be the work schematic diagram of existing high-pressure overhang roll abrasive dust machine.High-pressure overhang roll abrasive dust machine comprises jaw crusher 1, bucket elevator 2, electro-vibrating feeder 3, pulse dust collector 4, analytical engine 5, high-pressure overhang roll mill 6 and blower fan 8.Its operating process is as follows: (1) first starts bucket elevator 2; (2) then start jaw crusher 1, after startup, in storage bin, have certain material storage for time, can carry out fragmentation to material; (3) restart analytical engine 5, and be transferred to required rotating speed by product fineness; (4) restart blower fan 8 and pulse dust collector 4, after startup, open blast pipe valve; (5) recurrence fortune high-pressure overhang roll mill 6, does not allow too much material in high-pressure overhang roll mill 6 described in when startup; (6) restart electro-vibrating feeder 3, and its amplitude is adjusted on request.Material, after high-pressure overhang roll mill 6, analytical engine 5 and pulse dust collector 4 etc. are processed, is finished product material 7 like this.

As shown in Figure 2, be the centralized control system schematic diagram of high-pressure overhang roll abrasive dust machine.Described high-pressure overhang roll abrasive dust machine centralized control system comprises programmable logic controller (PLC) 21, industrial LCD 22, current transducer 23, motor status module 24, shift knob module 25, motor start and stop module 26, frequency converter 27, solid-state relay 28 and feeding controller 29.Described industrial LCD 22, current transducer 23, motor status module 24, shift knob module 25 are connected with described programmable logic controller (PLC) 21 input ports, described motor start and stop module 26, frequency converter 27 and solid-state relay 28 are connected with described programmable logic controller (PLC) 21 output ports, the output signal of described frequency converter 27 is input to analytical engine 5, and the output signal of described solid-state relay 28 is input to feeding controller 29.

The operation principle of the centralized control system of described high-pressure overhang roll abrasive dust machine is as follows: industrial LCD 22 is connected with programmable logic controller (PLC) 21 and is shown in real time the data messages such as current current value, each module duty, current value, analytical engine rotating speed by RS485 mouth, and can record the reference that these data messages are analyzed as machine performance.Motor status switching value, the shift knob signal that shift knob module 25 detects etc. that other input of programmable logic controller (PLC) 21 has current transducer 23 signals, motor status module 24 to detect.The start and stop of each module motor of the delivery outlet control motor start and stop module 26 of programmable logic controller (PLC) 21, the high frequency break-make of solid-state relay 28, the frequency adjustment of frequency converter 27, and regulate the rotating speed of analytical engine by regulating frequency.

In sum, the centralized control system of high-pressure overhang roll abrasive dust machine described in the utility model can realize the centralized Control to high-pressure overhang roll abrasive dust machine easily, effectively reduces fault rate, increases work efficiency.

Claims

1. a high-pressure overhang roll abrasive dust machine control system, comprise programmable logic controller (PLC) (21), motor status module (24), shift knob module (25), motor start and stop module (26), solid-state relay (28) and feeding controller (29), described motor status module (24), shift knob module (25), motor start and stop module (26) and solid-state relay (28) are connected with described programmable logic controller (PLC) (21), described feeding controller (29) is connected with described solid-state relay (28), it is characterized in that:

Described high-pressure overhang roll abrasive dust machine control system also comprises current transducer (23), and described current transducer (23) is connected with described programmable logic controller (PLC) (21);

Frequency converter (27), described frequency converter (27) is connected with described programmable logic controller (PLC) (21).

2. high-pressure overhang roll abrasive dust machine control system according to claim 1, it is characterized in that: described high-pressure overhang roll abrasive dust machine control system also comprises industrial LCD (22), described industrial LCD (22) is connected with described programmable logic controller (PLC) (21) by RS485 mouth.