CN203479608U - Electric control system of hydraulic press for steel pipe hydrostatic pressure test - Google Patents

Abstract

The utility model discloses an electric control system of a hydraulic press for a steel pipe hydrostatic pressure test. The electric control system comprises a length measuring module, a position measuring module, a counting module and a control module, wherein the control module is used for receiving information acquired by the length measuring module, the position measuring module and the counting module and transmits a working instruction to an operating table of the hydraulic press according to the received information, wherein the length measuring module comprises a length measuring sensor, an analogue-digital converting unit and an encoder which are electrically connected successively; the position measuring module comprises a position sensor, an analogue-digital converting unit and the encoder which are electrically connected successively; the counting module comprises a photoelectric sensor, a timer and an encoder which are electrically connected successively; the control module comprises an instruction input unit, a display unit, a signal processing unit, a signal input unit and an instruction output unit, and the signal input unit is electrically connected with an I/O (input/output) interface of the signal processing unit through the encoder. The electric control system has the advantages of high control precision and preferable safety performance.

Description

A kind of electric-control system of steel pipe hydrostatic force experimental water press

Technical field

The utility model relates to water pressure engine technical field, particularly relates to a kind of electric-control system of steel pipe hydrostatic force experimental water press.

Background technology

Steel pipe hydrostatic tester system is widely used in the large automatic checkout equipment of Steel Tube Industry, its production line mainly contains alignment and surveys the long alignment device that rinses, rise and clamp centralising device, drift diameter device, empty water device, water pressure engine main body, the plant equipment such as Pressure test mould, step feeding device and corresponding electric, pneumatic, hydraulic system.Traditional control system adopts unidirectional robotization control procedure mostly, be that electric-control system is progressively checked steel pipe according to the program of controller inside, due to the timely feedback lacking data in steel pipe experimentation, therefore cannot to experimentation, adjust in time, consequently cause steel pipe length cannot Efficient Support, the position of steel pipe cannot be accurately the alignment of the secondary of control, steel pipe expend time in long, affect rhythm of production, reduction work efficiency.

Utility model content

The technical problems to be solved in the utility model is: the electric-control system that high, the easy to operate steel pipe hydrostatic force experimental water press of a kind of control accuracy is provided.

The technical scheme that the utility model is taked for the technical matters existing in solution known technology is:

An electric-control system for steel pipe hydrostatic force experimental water press, described electric-control system comprises:

For measuring the linear measure longimetry module of steel pipe length;

For measuring the position measuring module of steel pipe position;

For adding up the counting module of steel pipe quantity;

And control module, the information that described control module collects for receiving described linear measure longimetry module, position measuring module, counting module, and to the operator's console of water pressure engine, assign work order according to the information receiving;

Wherein: described linear measure longimetry module is electrically connected to and forms successively by surveying linear transducer, AD conversion unit, scrambler; Described position measuring module is electrically connected to and forms successively by position transducer, AD conversion unit, scrambler; Described counting module is electrically connected to and forms successively by photoelectric sensor, timer, scrambler;

Described control module comprises instruction input block, display unit, signal processing unit, signal input unit and instruction output unit; Described signal input unit is electrically connected to the I/O port of signal processing unit by demoder.

As optimal technical scheme, the utility model has also adopted following technical characterictic:

Described electric-control system also comprises the warning device being electrically connected to control module.

Advantage and the good effect that the utlity model has are: the utility model is by adopting linear measure longimetry module, position measuring module and counting module to feed back in time the parameter of steel pipe, thereby control module can be adjusted in time to the experimentation of steel pipe, not only guaranteed the degree of accuracy of experiment, also the security performance that has improved electric-control system, prevents trouble before it happens simultaneously.

Accompanying drawing explanation

Fig. 1 is structured flowchart of the present utility model.

Wherein: 1, control module; 2, linear measure longimetry module; 3, position measuring module; 4, counting module.

Embodiment

For further understanding utility model content of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:

Refer to Fig. 1, a kind of electric-control system of steel pipe hydrostatic force experimental water press, comprising:

For measuring the linear measure longimetry module 2 of steel pipe length;

For measuring the position measuring module 3 of steel pipe position;

For adding up the counting module 4 of steel pipe quantity;

And control module 1, the information that control module 1 collects for receiving linear measure longimetry module 2, position measuring module 3, counting module 4, and to the operator's console of water pressure engine, assign work order according to the information receiving; Above-mentioned work order mainly comprises: the steel pipe positional information feeding back to according to position measuring module 3 is carried out coarse adjustment or fine setting to the positional information of steel pipe, when the position of steel pipe accurately after, control water pressure engine and carry out flood-pot experiment; The steel pipe quantity information feeding back to according to counting module 4 judges steel pipe experiment batch, when the quantity of steel pipe reaches batch default data, stops the experiment of this batch, prepares to transfer to the experiment of next batch;

In this specific embodiment: linear measure longimetry module 2 is electrically connected to and forms successively by survey linear transducer, AD conversion unit, scrambler; Position measuring module 3 is electrically connected to and forms successively by position transducer, AD conversion unit, scrambler; Counting module 4 is electrically connected to and forms successively by photoelectric sensor, timer, scrambler;

The core that control module 1 is whole electric-control system, control module 1 can select to have any components and parts of logic analysis and data processing function, such as single-chip microcomputer, microprocessor, intelligent chip etc., in this specific embodiment, the higher single-chip microcomputer of control module 1 preferred sexual valence, control module 1 comprises instruction input block, display unit, signal processing unit, signal input unit and instruction output unit; Described signal input unit is electrically connected to the I/O port of signal processing unit by demoder.Signal processing unit respectively and instruction input block, display unit, signal input unit and instruction output unit is electrically connected to; Above-mentioned instruction input block is other interactive unit, and staff can send various command signals to electric-control system by instruction input block; Display unit can be used for showing the length of steel pipe, the duty of the position of exhaust trolley, hydraulic pressure and a plurality of parts; Signal input unit is electrically connected to three scramblers respectively; Instruction output unit is connected with operator's console and sets up communication function.

In order to improve the security performance of this electric-control system, in this specific embodiment, electric-control system also comprises the warning device being electrically connected to control module 1, the preferred hummer of above-mentioned warning device, when the steel pipe of batch completes experiment, control module 1 sends enabled instruction to hummer, thereby reminds staff to carry out the experiment of next batch.

Above embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.

Claims (2)

1. an electric-control system for steel pipe hydrostatic force experimental water press, is characterized in that: described electric-control system comprises:

For measuring the linear measure longimetry module of steel pipe length;

For measuring the position measuring module of steel pipe position;

For adding up the counting module of steel pipe quantity;

And control module, the information that described control module collects for receiving described linear measure longimetry module, position measuring module, counting module, and to the operator's console of water pressure engine, assign work order according to the information receiving;

Wherein: described linear measure longimetry module is electrically connected to and forms successively by surveying linear transducer, AD conversion unit, scrambler; Described position measuring module is electrically connected to and forms successively by position transducer, AD conversion unit, scrambler; Described counting module is electrically connected to and forms successively by photoelectric sensor, timer, scrambler;

Described control module comprises instruction input block, display unit, signal processing unit, signal input unit and instruction output unit; Described signal input unit is electrically connected to the I/O port of signal processing unit by demoder.

2. electric-control system according to claim 1, is characterized in that: described electric-control system also comprises the warning device being electrically connected to control module.

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