CN204672698U - A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod - Google Patents
A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod Download PDFInfo
- Publication number
- CN204672698U CN204672698U CN201520056278.0U CN201520056278U CN204672698U CN 204672698 U CN204672698 U CN 204672698U CN 201520056278 U CN201520056278 U CN 201520056278U CN 204672698 U CN204672698 U CN 204672698U
- Authority
- CN
- China
- Prior art keywords
- water
- man
- machine operation
- valve
- operation system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Metal Rolling (AREA)
- Control Of Metal Rolling (AREA)
Abstract
The utility model relates to a kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod, comprise: instrumentation, executive component, PLC microprocessor and man-machine operation system HMI, concrete: described PLC microprocessor connects described thermometer, flowmeter, Pressure gauge, pyrometer, electric control valve, Pneumatic opening & closing valve and relief valve, enters the temperature before mm finishing mill unit for monitor and forecast rolled piece; Described PLC microprocessor also connects man-machine operation system HMI, for receiving control instruction that man-machine operation system HMI passes over and passing through to man-machine operation system HMI the data that instrumentation monitors.Based on the temperature value that the utility model detects by pyrometer, by the aperture of PLC microprocessor regulating water flow valve, the flow of automatic adjustment cooling water and pressure, thus make the chilling temperature of rolled piece remain in range of set value, to reach good cooling effect, ensure that product has good mechanical performance.
Description
Technical field
The utility model relates to a kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod, realizes temperature-controlled rolling technique on Bar Wire Product production line.
Background technology
Pre-water-cooling apparatus is the process equipment realizing temperature-controlled rolling, along with improving constantly of mill speed, in high-speed rolling district, rolled piece produces hurried temperature rise, as do not forced cooling way, (excessive grain is grown up directly will to affect the metallurgical quality of rolled piece, Carbide Precipitation, Grain Boundary Melting Down etc.), plasticity deterioration even causes waste product, so pre-water cooling plant is modernization bar, an indispensable important production process equipment on wire rod production line, before being arranged in mm finishing mill unit, in order to control the finish rolling start rolling temperature of rolled piece, crystal grain thinning reaches the object improving properties of product, adopt this technique can produce the low-alloy steel of identical performance with carbon structural steel, save the interpolation of alloying element, reduce production cost, simultaneously, due to the raising of performance, same building structure can use steel less, meet the demand in low-carbon (LC) epoch, have broad application prospects.Existing pre-water cooling control system mostly can not realize real-time continuous and control rolled piece temperature, cooling water pressure and flow, cooling effect is not good, rolled piece is caused to enter non-uniform temperature on the section temperature of mm finishing mill unit and length direction, after finish to gauge, rolled piece overall mechanical properties does not differ greatly, even up to standard and produce waste product.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides a kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod.
The utility model is achieved in that
The utility model provides a kind of hot rolled rod, wire rod pre-water-cooling apparatus control system, comprise: instrumentation, executive component, PLC microprocessor and man-machine operation system HMI, concrete: the pyrometer that described instrumentation comprises the thermometer be arranged on vibration means for main pipe for supplying water road, flowmeter, Pressure gauge and is installed on before and after cooling water tank and before mm finishing mill unit; The relief valve that described executive component comprises the electric control valve be installed on vibration means for main pipe for supplying water road, is installed on the Pneumatic opening & closing valve on water supply bye-pass and is installed on bypass line; Described PLC microprocessor connects described thermometer, flowmeter, Pressure gauge, pyrometer, electric control valve, Pneumatic opening & closing valve and relief valve, enters the temperature before mm finishing mill unit for monitor and forecast rolled piece; Described PLC microprocessor also connects man-machine operation system HMI, for receiving control instruction that man-machine operation system HMI passes over and passing through to man-machine operation system HMI the data that instrumentation monitors.
The utility model has following beneficial effect:
Based on the temperature value that the utility model detects by pyrometer, by the aperture of PLC microprocessor regulating water flow valve, the flow of automatic adjustment cooling water and pressure, thus make the chilling temperature of rolled piece remain in range of set value, to reach good cooling effect, ensure that product has good mechanical performance.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the pre-water-cooling apparatus control system of a kind of hot rolled rod that Fig. 1 provides for the utility model embodiment, wire rod.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of the utility model protection.
Embodiment one
As shown in Figure 1, a kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod that the utility model provides, comprise: instrumentation, executive component, (Programmable Logic Controller, be abbreviated as: PLC) PLC microprocessor 2 and man-machine operation system (Human Machine Interface, be abbreviated as: HMI), what its structural relation was concrete is:
The pyrometer 10 that described instrumentation comprises the thermometer 4 be arranged on vibration means for main pipe for supplying water road 3, flowmeter 5, Pressure gauge 7 and is installed on before and after cooling water tank and before mm finishing mill unit.
The relief valve 12 that described executive component comprises the electric control valve 6 be installed on vibration means for main pipe for supplying water road 3, is installed on the Pneumatic opening & closing valve 9 on water supply bye-pass 8 and is installed on bypass line 11.
Described PLC microprocessor 2 connects described thermometer 4, flowmeter 5, Pressure gauge 7, pyrometer 10, electric control valve 6, Pneumatic opening & closing valve 9 and relief valve 12, enters the temperature before mm finishing mill unit for monitor and forecast rolled piece.
Described PLC microprocessor 2 also connects man-machine operation system HMI, for receiving control instruction that man-machine operation system HMI passes over and passing through to man-machine operation system HMI the data that instrumentation monitors.
Based on the temperature value that the present embodiment detects by pyrometer, by the aperture of PLC microprocessor regulating water flow valve, the flow of automatic adjustment cooling water and pressure, thus make the chilling temperature of rolled piece remain in range of set value, to reach good cooling effect, ensure that product has good mechanical performance.
In the present embodiment, the temperature that described thermometer 4 detects is mainly cooling water supply temperature T
0, the temperature that described pyrometer 10 detects is mainly rolled piece at tank entry temperature T
1, outlet temperature T
2and after rolled piece reply, enter the temperature T of mm finishing mill unit
3.The employing infrared radiation thermometer that described pyrometer is selected.
In the present embodiment, the pressure that described Pressure gauge 7 detects is the cooling water pressure P supplying pre-water-cooling apparatus, and described Pressure gauge 7 preferably adopts pressure transmitter.
In the present embodiment, the flow that described flowmeter 5 detects is mainly the cooling water flow entering water tank, preferably adopts electromagnetic flowmeter.
A kind of possibility is there is in conjunction with the present embodiment, wherein, described man-machine operation system HMI, specifically for, initializing set is carried out to water tank parameter, and transmits the control data of operating personnel to PLC microprocessor 2.
A kind of possibility is there is in conjunction with the present embodiment, wherein, described PLC microprocessor 2, specifically for, based on described instrumentation, real-time continuous monitoring is carried out to cooling procedure, and by described electric control valve 6, Pneumatic opening & closing valve 9 and relief valve 12, control the switch degree of vibration means for main pipe for supplying water road 3, water supply bye-pass 8 and bypass line 11 respectively.
A kind of possibility is there is in conjunction with the present embodiment, wherein, PLC microprocessor 2, specifically for, in the operation of rolling, by the continuous regulating pondage of discharge valve, to be positioned at based on the temperature value measured by the pyrometer in water-cooled section, calculate regulated value by being stored in self calculation procedure of PLC microprocessor 2, and realize auto-control by executive component.
A kind of possibility is there is in conjunction with the present embodiment, wherein, the layout of described pyrometer 10 specifically comprises: pyrometer 10 described in the porch of pre-water cooling water tank, the pre-exit of water cooling water tank and the porch layout of mm finishing mill unit respectively, wherein, rolled piece is successively by described pre-water cooling water tank and mm finishing mill unit.
There is a kind of possibility in conjunction with the present embodiment, wherein, the one end on described vibration means for main pipe for supplying water road 3 connects water supply bye-pass 8, and the terminal position place of described water supply bye-pass 8 connects Pneumatic opening & closing valve 9.
In the present embodiment and associated selectable scheme thereof, whole system is controlled by special man-machine operation system HMI, carries out real-time continuous control to cooling procedure, and carries out initializing set to water tank parameter, to PLC microprocessor transmitting control data.In the operation of rolling, PLC microprocessor carries out real-time management to rolled piece temperature, by the continuous regulating pondage of discharge valve, to be positioned at based on the temperature value measured by the pyrometer in water-cooled section, calculated by the calculation procedure be stored in PLC microprocessor, realize full-automatic real-time continuous regulatory function.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited to the above embodiments.Obviously, those skilled in the art can carry out various change and distortion to the utility model and not depart from scope and spirit of the present utility model.If these are changed and distortion belongs in the scope of the utility model claim and equivalent technologies thereof, then intention of the present utility model also comprises these changes and distortion.
Claims (6)
1. hot rolled rod, the pre-water-cooling apparatus control system of wire rod, is characterized in that, comprising: instrumentation, executive component, PLC microprocessor (2) and man-machine operation system HMI (1), concrete:
The pyrometer (10) that described instrumentation comprises the thermometer (4) be arranged on vibration means for main pipe for supplying water road (3), flowmeter (5), Pressure gauge (7) and is installed on before and after cooling water tank and before mm finishing mill unit;
The relief valve (12) that described executive component comprises the electric control valve (6) be installed on vibration means for main pipe for supplying water road (3), is installed on the Pneumatic opening & closing valve (9) on water supply bye-pass (8) and is installed on bypass line (11);
Described PLC microprocessor (2) connects described thermometer (4), flowmeter (5), Pressure gauge (7), pyrometer (10), electric control valve (6), Pneumatic opening & closing valve (9) and relief valve (12), enters the temperature before mm finishing mill unit for monitor and forecast rolled piece;
Described PLC microprocessor (2) also connects man-machine operation system HMI (1), for receiving control instruction that man-machine operation system HMI (1) passes over and passing through to man-machine operation system HMI (1) data that instrumentation monitors.
2. control system according to claim 1, is characterized in that, described man-machine operation system HMI (1), specifically for,
Initializing set is carried out to water tank parameter, and transmits the control data of operating personnel to PLC microprocessor (2).
3. control system according to claim 1 and 2, is characterized in that, described PLC microprocessor (2), specifically for,
Based on described instrumentation, real-time continuous monitoring is carried out to cooling procedure, and by described electric control valve (6), Pneumatic opening & closing valve (9) and relief valve (12), the switch degree of control vibration means for main pipe for supplying water road (3) respectively, water supply bye-pass (8) and bypass line (11).
4., according to the arbitrary described control system of claim 1-2, it is characterized in that, PLC microprocessor (2), specifically for,
In the operation of rolling, by the continuous regulating pondage of discharge valve, to be positioned at based on the temperature value measured by the pyrometer in water-cooled section, to calculate regulated value by being stored in PLC microprocessor (2) self calculation procedure, and realize auto-control by executive component.
5. control system according to claim 1, is characterized in that, the layout of described pyrometer (10) specifically comprises:
Pyrometer (10) described in the porch of pre-water cooling water tank, the pre-exit of water cooling water tank and the porch layout of mm finishing mill unit respectively, wherein, rolled piece is successively by described pre-water cooling water tank and mm finishing mill unit.
6. control system according to claim 1, it is characterized in that, one end of described vibration means for main pipe for supplying water road (3) connects water supply bye-pass (8), and the terminal position place of described water supply bye-pass (8) connects Pneumatic opening & closing valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056278.0U CN204672698U (en) | 2015-01-27 | 2015-01-27 | A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056278.0U CN204672698U (en) | 2015-01-27 | 2015-01-27 | A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672698U true CN204672698U (en) | 2015-09-30 |
Family
ID=54172421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520056278.0U Active CN204672698U (en) | 2015-01-27 | 2015-01-27 | A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204672698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773575A (en) * | 2019-11-01 | 2020-02-11 | 广东韶钢松山股份有限公司 | Control method for surface defects of wire rod |
| CN113182472A (en) * | 2021-05-07 | 2021-07-30 | 大连华锐重工特种备件制造有限公司 | A quick cooling system for rolling race ring |
-
2015
- 2015-01-27 CN CN201520056278.0U patent/CN204672698U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773575A (en) * | 2019-11-01 | 2020-02-11 | 广东韶钢松山股份有限公司 | Control method for surface defects of wire rod |
| CN110773575B (en) * | 2019-11-01 | 2021-08-13 | 广东韶钢松山股份有限公司 | Control method for surface defects of wire rod |
| CN113182472A (en) * | 2021-05-07 | 2021-07-30 | 大连华锐重工特种备件制造有限公司 | A quick cooling system for rolling race ring |
| CN113182472B (en) * | 2021-05-07 | 2024-02-02 | 大连华锐重工特种备件制造有限公司 | Quick cooling system for rolling bearing ring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103071774B (en) | Method for controlling surface temperature of casting blank at straightening point of continuous casting machine | |
| CN103192047B (en) | Conticaster crystallizer automatic cooling water control system and control method thereof | |
| CN107052291B (en) | Secondary cooling water dynamic water distribution system and process for continuous casting | |
| CN101983800B (en) | Secondary cooling water distribution advanced control method for billet continuous casting machine | |
| CN101934353A (en) | Device and method for breakout prediction during slab continuous casting | |
| CN101722206B (en) | Device and control system for realizing temperature gradient distribution of extrusion billet | |
| CN106694572B (en) | On-line rolling technique adjustment system and method based on roll wear detection | |
| CN204672698U (en) | A kind of hot rolled rod, the pre-water-cooling apparatus control system of wire rod | |
| CN104174713A (en) | On-line third rail shaping device and double-cylinder production method by adopting third rail shaping device cooperated with third rail | |
| CN101767394A (en) | Automatic control system of epoxy resin gel forming machine | |
| CN105834388A (en) | Double-flow plate blank automatic water gap replacing control method | |
| CN103447316B (en) | The temperature control controlled cooling method of high-speed rod final shaping unit rolling and production line | |
| CN105695705B (en) | A kind of steel plate for on-line solution is quickly cooled down basic automation systems after rolling | |
| CN203750996U (en) | Turbid circulating water supply system for rolling mill in hot-rolling rod and wire production line | |
| CN106311777B (en) | Hierarchical accuse cold system of bar finish rolling | |
| CN206643132U (en) | The pre- water cooling plant control system of DEVICE FOR BAR AND WIRE HOT ROLLING | |
| CN206643135U (en) | DEVICE FOR BAR AND WIRE HOT ROLLING water cooling plant control system | |
| CN102527734B (en) | Steel plate controlling and rolling method | |
| CN202898447U (en) | Intelligent gas control valve station based on continuous gas control | |
| CN104525926A (en) | Method for determining moving steel ladle from production line | |
| CN204503780U (en) | A kind of hot rolled rod water-cooling apparatus water system | |
| CN207057282U (en) | Water tank parameter on-line tuning system based on rolled piece head and tail temperature difference | |
| CN205200158U (en) | Rolling mill refill -unit | |
| CN206643133U (en) | The pre- water cooling plant control system of DEVICE FOR BAR AND WIRE HOT ROLLING | |
| CN205183722U (en) | Novel conticaster |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |