CN210605441U - Hydraulic press test monitoring and information storage analysis system - Google Patents

Abstract

The utility model provides a hydraulic press test control and information storage analytic system, the industrial computer host computer is connected with the industrial computer display, profinet network module and PCI network module install in the industrial computer host computer, profinet network module links to each other with RS485 Ethernet protocol conversion module, PCI network module is connected with the server, RS485 Ethernet protocol conversion module links to each other with PLC, the signal that PLC gathered is converted for profinet network module through RS485 Ethernet protocol conversion module and is received by the industrial computer host computer, the industrial computer host computer gives the industrial computer display with the signal transmission and shows on it, PCI network module gives the server with the automatic transmission of the signal of collecting in the industrial computer host computer and stores. The utility model discloses can show water pressure oil pressure curve in real time, real-time better control water pressure oil pressure synchronous balance nature to automatic storage data.

Description

Hydraulic press test monitoring and information storage analysis system

Technical Field

The utility model discloses the type involves the electric automatization field, in particular to one kind is used for experimental control of welded tube trade water press and information storage analytic system.

Background

A welded pipe hydraulic press is a device for performing a pressing test on a manufactured welded pipe, wherein in the whole pressing test process of a certain steel pipe, the left end and the right end of the steel pipe are respectively fixed through a rear rack and an oil cylinder, then water filling and air exhausting are performed, a PLC controls a high-pressure water pump to gradually inject high-pressure water into the steel pipe, meanwhile, the PLC controls the oil pump to pressurize the oil cylinder according to a certain proportion in real time, oil pressure rises synchronously along with the water pressure, pressing is stopped after the water pressure reaches a set pressure value, pressure maintaining is performed, after the pressure maintaining time reaches the time of technological requirements, if the steel pipe does not burst, the steel pipe pressing test is considered to be qualified, then pressure relief is performed, and the pressing test of the next. In the whole process, an operator needs to have a set of monitoring device based on an industrial personal computer to display the water pressure value \ the oil pressure value and the water pressure curve in real time for distinguishing and referring when operating equipment; in addition, the customer supervision generally needs to spot check the steel pipe water pressure curve experimental report during the pressure maintaining period, so the hydraulic press monitoring system also needs to have a pressure pipe information storage and analysis function, can automatically record the information of the pressure pipe in real time in the steel pipe pressing process, can call the record in the later period, and automatically analyzes the quality report of the water pressure curve required by the supervision.

In the existing hydraulic press test monitoring and information storage systems on the market, hydraulic pressure data of the hydraulic press test monitoring and information storage systems enter an industrial personal computer and need to be transferred through an analog quantity acquisition card; the synchronous balance of the hydraulic pressure and the oil pressure control is poor, so that the sealing ring is easy to cut and has more loss; and at present, if the local pressure pipe database of most of the systems needs to be stored, the local pressure pipe database needs to be manually copied and stored by using a mobile storage medium periodically. There are many inconveniences in the operation process.

Disclosure of Invention

An object of the utility model is to provide a hydraulic press test monitoring and information storage analytic system, this system can show water pressure oil pressure curve in real time, real-time better control water pressure oil pressure synchronous equilibrium to automatic storage data.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a hydraulic press test monitoring and information storage analysis system comprises an industrial personal computer host 1, a PLC2, a profinet network module 3, a PCI network module 4, an industrial personal computer display 5, a server 6, an RS485 communication line 7, a hydraulic pressure sensor 8, an oil pressure sensor 9, a hydraulic pressure sensor signal cable 10, an oil pressure sensor signal cable 11, a super-five direct-connection network line 12, an RS485/Ethernet software protocol conversion module 13, a cross network line 14, a 2-axis synchronous controller 15, a water pump control valve 16 and an oil pump control valve 17; an industrial personal computer host 1 and an industrial personal computer display 5 of the system are connected by a VGA video line, a profinet network module 3 and a PCI network module 4 are installed in the industrial personal computer host 1, the profinet network module 3 is connected with an RS485/Ethernet protocol conversion module 13 through a cross network cable 14, the RS485/Ethernet protocol conversion module 13 is connected with a PLC2 through an RS485 communication line 7, the PCI network module 4 is connected with a server 6 through a super-five type network cable 12, a water pressure sensor 8 is connected with a PLC2 through a signal cable 10, an oil pressure sensor 9 is connected with the PLC through a signal cable 11, the PLC2 is further connected with a 2-axis synchronous controller 15 through a signal cable, and the 2-axis synchronous controller 15 is connected with a water pump control valve 16 and an oil pump control valve 17 through the signal cable; water pressure sensor 8 is used for gathering the water pressure among the hydraulic press test process, oil pressure sensor 9 is used for gathering the oil pressure among the hydraulic press test process, water pressure and oil pressure signal transmit PLC2, RS485 Ethernet software protocol conversion module 13 transmits the water pressure and the oil pressure signal conversion that PLC2 received for profinet network module 3, industrial computer host 1 shows water pressure and oil pressure curve on industrial computer display 5, PLC2 combines 2 axle synchronous controller 15 can better control water pressure oil pressure and rise in step, and realize 2 people's equilibrium, the data of industrial computer host 1 collection is regularly transmitted for server 6 storage through PCI network module 4.

The utility model discloses an actively the effect does: the hydraulic pressure data collected by the industrial control machine in the system can be obtained from the PLC under the combined action of the profinet network module and the software protocol conversion module, and the transfer of a collection card is not needed; the profinet network module can directly display the oil pressure and water pressure curve on the display of the industrial personal computer, so that the working operation is convenient; the combination mode of the PLC and the 2-axis synchronous controller in the system can better control the synchronous balance of the rise of the hydraulic pressure and the oil pressure, and reduce the loss of a sealing ring; meanwhile, the system can automatically upload the local pressure pipe database of the industrial personal computer to the server at regular time through the PCI network module without manually copying and storing by using a mobile storage medium.

Drawings

Fig. 1 is a topological diagram of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, an industrial personal computer host 1 is connected with an industrial personal computer display 5 by a VGA video cable, a profinet network module 3 and a PCI network module 4 are installed in the industrial personal computer host 1, the profinet network module 3 is connected with an RS485/Ethernet protocol conversion module 13 by a cross network cable 14, the RS485/Ethernet protocol conversion module 13 is connected with a PLC2 by an RS485 communication line 7, the PCI network module 4 is connected with a server 6 by a super-five type network cable 12, a water pressure sensor 8 is connected with a PLC2 by a signal cable 10, an oil pressure sensor 9 is connected with the PLC by a signal cable 11, the PLC2 is further connected with a 2-axis synchronous controller 15 by a signal cable, and the 2-axis synchronous controller 15 is connected with a water pump control valve 16 and an oil pump control valve 17 by a signal cable; the water pressure sensor 8 and the oil pressure sensor 9 acquire water pressure/oil pressure signals and transmit the water pressure/oil pressure signals to the PLC2, the PLC2 is connected to the inlet of the RS485/Ethernet protocol conversion module 13, the outlet of the RS485/Ethernet protocol conversion module 13 is connected to the profinet network module 3 through the cross network cable 14, the profinet network module 3 is installed in a slot of a mainboard of the industrial personal computer, the industrial personal computer is also provided with the PCI network module 4, the PCI network module 4 is connected with the server 6 through the super-five direct connection network cable 12, the application software in the industrial personal computer host 1 can read the water pressure/oil pressure value in the PLC in real time, the water pressure/oil pressure value and a water pressure real-time curve can be displayed on a screen of the industrial personal computer display 5 in real time for an operator to refer to, the PLC2 in the system can better control the synchronous rising of the water pressure and the oil pressure by combining with the 2-axis synchronous, the automatic analysis local data can be used for forming a quality curve report, and the local pressure pipe database of the industrial personal computer can be automatically uploaded to a test monitoring and information storage analysis system of the server at regular time.

During the experiment, after the hydraulic press received a pressure testing steel pipe, the operative employee passed through hydraulic press's rear portion frame and master cylinder, fasten the steel pipe between 2 persons, wash by water gassing step after, at first the utility model discloses an input sets up pipe diameter, material, wall thickness, dwell time, the pressurize value on industrial computer display 5, operator code isoparametric, later operation pressure boost button, water pressure, oil pressure can rise in step this moment, water pressure sensor 8, oil pressure sensor 9 can pass the signal to PLC2, PLC2 combines 2 axle synchronous controller 15 can control the water pressure oil pressure and rise in step, and realize 2 persons' equilibrium, industrial computer host 1 can obtain the water pressure/oil pressure value in PLC2 under profinet network module 3 and protocol conversion module 13 combined action, and send into industrial computer display 5 and show, and water pressure can show with real-time curve form; when the pressure maintaining value that sets up on water pressure value rises to industrial computer display 5, PLC2 can control no longer pressurizes, be in the pressurize state and timing simultaneously, during the pressurize, water pressure can slightly fluctuate, water pressure value during the pressurize, the pipe diameter, the material, the wall thickness, the pressurize time, the pressurize value, the isobaric pipe information of operator's code can be gathered and saved in industrial computer local database by industrial computer host 1 with the frequency of 2 times per second, the pressurize time arrives, a steel pipe presses the pipe test to end. The industrial personal computer host 1 in the system is used for controlling the power supply of the industrial personal computer at 12 pm: 00, starting an automatic transmission function on the local pressure pipe data in the industrial personal computer host 1, and transmitting the pressure pipe data to the server 6 for storage through the PCI network module 4.

Claims (3)

1. The utility model provides a hydraulic press test control and information storage analytic system, includes industrial computer host computer, PLC, industrial computer display, server, its characterized in that: industrial computer host computer is connected with the industrial computer display, profinet network module and PCI network module install in the industrial computer host computer, profinet network module links to each other with RS485 Ethernet protocol conversion module, PCI network module is connected with the server, RS485 Ethernet protocol conversion module links to each other with PLC, the signal that PLC gathered passes through RS485 Ethernet protocol conversion module and converts for profinet network module and is received by the industrial computer host computer, the industrial computer host computer gives the industrial computer display and shows on it with the signal transmission, the signal automatic transmission that the PCI network module collected in with the industrial computer host computer stores for the server.

2. The hydraulic press test monitoring and information storage analysis system of claim 1, wherein: the PLC2 is also connected with a 2-axis synchronous controller by a signal cable, the 2-axis synchronous controller is connected with a water pump control valve and an oil pump control valve by the signal cable, and the PLC controls the water pump control valve and the oil pump control valve by controlling the 2-axis synchronous controller to enable the water pressure and the oil pressure to rise synchronously.

3. A hydraulic press test monitoring and information storage analysis system as claimed in claim 1 or 2, wherein: and the PLC is also connected with a water pressure sensor and an oil pressure sensor, the water pressure sensor is used for collecting the water pressure in the test process of the hydraulic press, and the oil pressure sensor is used for collecting the oil pressure in the test process of the hydraulic press.

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