CN103639398A - Method and device for controlling pouring temperature of melted iron - Google Patents

Method and device for controlling pouring temperature of melted iron Download PDF

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Publication number
CN103639398A
CN103639398A CN201310644401.6A CN201310644401A CN103639398A CN 103639398 A CN103639398 A CN 103639398A CN 201310644401 A CN201310644401 A CN 201310644401A CN 103639398 A CN103639398 A CN 103639398A
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CN
China
Prior art keywords
temperature
molten iron
running channel
molten
steel pouring
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.)
Pending
Application number
CN201310644401.6A
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Chinese (zh)
Inventor
刘智峰
彭治平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianshui Xinghuo Machine Tool Co Ltd
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Tianshui Xinghuo Machine Tool Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianshui Xinghuo Machine Tool Co Ltd filed Critical Tianshui Xinghuo Machine Tool Co Ltd
Priority to CN201310644401.6A priority Critical patent/CN103639398A/en
Publication of CN103639398A publication Critical patent/CN103639398A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a method and device for controlling the pouring temperature of melted iron. The device comprises a melted iron temperature compensating device which is arranged on pouring gates in which the melted iron in a pouring sand box flows through, and the pouring sand box is provided with two or more pouring gates. The melted iron temperature compensating device comprises a heating device which can heat the melted iron in the pouring gates, and the melted iron temperature compensating device is further provided with a controller, a temperature sensor and a signal processor. The temperature sensor is used for detecting the temperature of the melted iron on the pouring gates, and the signal processor controls starting and stopping of the heating device through the controller according to received melted iron temperature signals. The method comprises the steps that A, the poured melted iron flows through the pouring gates of the pouring sand box, and the temperature sensor detects the temperature of the melted iron; B, the controller controls the temperature of the poured melted iron to be kept within a preset range.

Description

A kind of method and device of controlling molten steel pouring temperature
Technical field
The present invention relates to molten iron cast field, relate in particular to a kind of method and device of controlling molten steel pouring temperature.
Background technology
In prior art, the process of molten iron cast is by manually completing, the temperature of cast is not easy to control, may cause in cast model process of setting and have thermograde, the freezing rate of the different piece of model is different, cause moulding and the quality of model not to be guaranteed, also may can not get in appearance the color and luster of homogeneous.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of method and device of controlling molten steel pouring temperature, be intended to solve the problem that can not control the temperature of molten iron cast in prior art.
Technical scheme of the present invention is as follows:
A kind of device of controlling molten steel pouring temperature, wherein said device comprises molten iron temperature compensation arrangement, described molten iron temperature compensation arrangement is arranged on the running channel that in cast sandbox, molten iron is flowed through, described cast sandbox has 2 or above running channel, described molten iron temperature compensation arrangement comprises heater, can the molten iron on running channel be heated, molten iron temperature compensation arrangement also has controller, temperature sensor, signal processor, described temperature sensor is for detection of the molten iron temperature on running channel, signal processor is controlled the start and stop of heater according to the molten iron temperature signal receiving by controller.
Control a device for molten steel pouring temperature, wherein, described signal processor can set in advance a temperature value, and when temperature value that molten iron temperature sets in advance lower than this, heater starts and molten iron is heated.
Control a device for molten steel pouring temperature, wherein, described heater is electrothermal tube.
Control a device for molten steel pouring temperature, wherein, described heater also can be electromagnetic heating tube.
Control a device for molten steel pouring temperature, wherein, described temperature sensor is thermal resistance temperature sensor
The invention also discloses a kind of method of controlling molten steel pouring temperature, wherein, described method comprises step:
The molten iron of A, cast is flowed through and is poured into a mould the running channel of sandbox, and temperature sensor detects the temperature of molten iron;
The temperature that B, controller are controlled pouring molten iron remains in default scope;
Control a method for molten steel pouring temperature, wherein, in described steps A, the temperature sensor on the plural running channel of cast sandbox detects respectively the molten iron temperature on corresponding running channel.
Control a method for molten steel pouring temperature, wherein, in described step B, the signal processor on each running channel has all preset a temperature value, and the molten iron temperature of flowing through remains in certain scope.
Beneficial effect: the present invention is by being respectively arranged with temperature sensor at least two running channels in cast sandbox, controller and signal processor, the temperature signal that signal processor detects according to temperature sensor is controlled molten iron temperature compensation arrangement and is started, molten iron on running channel is heated, and can in signal processor, set in advance a temperature value, can control molten iron temperature remains in certain scope, thereby can manually carry out the control of molten iron temperature, can be by controlling the temperature of molten iron, each position temperature that makes to pour into a mould model is unanimous on the whole, thereby guaranteed the quality of model.
Accompanying drawing explanation
Fig. 1 is a kind of apparatus structure block diagram of controlling molten steel pouring temperature of the present invention.
Fig. 2 is a kind of method flow diagram of controlling molten steel pouring temperature of the present invention.
Fig. 3 is a preferred embodiment running channel schematic diagram of the present invention.
The specific embodiment
The invention provides a kind of method and device of controlling molten steel pouring temperature, for making object of the present invention, technical scheme and effect clearer, clear and definite, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A kind of structured flowchart of controlling the device of molten steel pouring temperature as shown in Figure 1, wherein said device comprises molten iron temperature compensation arrangement, described molten iron temperature compensation arrangement is arranged on the running channel that in cast sandbox, molten iron is flowed through, described cast sandbox has 2 or above running channel, described molten iron temperature compensation arrangement comprises heater 101, can the molten iron on running channel be heated, molten iron temperature compensation arrangement also has controller 102, temperature sensor 104, signal processor 103, described temperature sensor 104 is for detection of the molten iron temperature on running channel, signal processor 103 is controlled the start and stop of heater 101 according to the molten iron temperature signal receiving by controller, preferred embodiment of the present invention is provided with 2 above running channels, guarantee that pouring molten iron guarantees the temperature of molten iron while flowing through respectively each running channel, thereby can control the temperature of molten iron.
Further, the device of described control molten steel pouring temperature, wherein, described signal processor 103 can set in advance a temperature value, when temperature value that molten iron temperature sets in advance lower than this, heater startup 101 is also heated molten iron, user can preset and need to control the scope that molten iron temperature keeps, signal processor 103 receives after the temperature of molten iron, contrast with preset temperature value, when molten iron temperature is greater than preset temperature, heater 101 does not start, when molten iron temperature is less than default temperature, 101 startups of heater, molten iron temperature is heated to consistent with preset temperature, temperature while having guaranteed each running channel of molten iron process is consistent.
Further, the device of described control molten steel pouring temperature, wherein, described heater 101 is electrothermal tube.
Further, the device of described control molten steel pouring temperature, wherein, described heater 101 also can be electromagnetic heating tube, except above-mentioned two kinds of heating tubes, also can select other heating tubes all can realize object of the present invention, and above-mentioned two kinds of heating tubes are the most common.
Further, the device of described control molten steel pouring temperature, wherein, described temperature sensor 104 is thermal resistance temperature sensor, temperature sensor of the present invention is other temperature sensors also, all can realize object of the present invention.
Be illustrated in figure 2 and the invention also discloses a kind of method flow diagram of controlling molten steel pouring temperature, wherein, described method comprises step:
The molten iron of S201, cast is flowed through and is poured into a mould the running channel of sandbox, and temperature sensor detects the temperature of molten iron;
The temperature that S202, controller are controlled pouring molten iron remains in default scope;
Further, the method for described control molten steel pouring temperature, wherein, in described steps A, the temperature sensor on the plural running channel of cast sandbox detects respectively the molten iron temperature on corresponding running channel.In cast sandbox, be provided with more than 2 running channels, when molten iron is flowed through each running channel, owing to being provided with temperature sensor on each running channel, for detection of the temperature of the molten iron on running channel of flowing through, on each running channel, be also provided with controller, the temperature of controlling pouring molten iron remains in certain scope.
Further, the method of described control molten steel pouring temperature, wherein, in described step B, signal processor on each running channel has all preset a temperature value, the molten iron temperature of flowing through remains in certain scope, in signal processor, be provided with in advance a temperature value, the temperature of controlling molten iron remain on this temperature value more among a small circle in, after the temperature of molten iron of each running channel of flowing through is detected by molten iron temperature compensation arrangement and preset temperature contrast, when molten iron temperature is less than preset temperature value, it is consistent that thereby control heater heats to molten iron the molten iron temperature reaching on each running channel.
In order conveniently to understand the present invention, be illustrated in figure 3 the running channel schematic diagram of a preferred embodiment of the present invention, in figure, there are 5 running channels, all can detected temperatures at water inlet and delivery port, and to control molten iron temperature rate of change on adjacent running channel be 1%, the water temperature of controlling respectively second runner ratio the first running channel is high by 1%, the 3rd runner ratio the second running channel water temperature is high by 1%, the 4th runner ratio the 3rd running channel water temperature is high by 1%, the 5th runner ratio the 4th running channel water temperature is high by 1%, thereby can control leaving water temperature in predefined scope.
In sum, the present invention is by being respectively arranged with temperature sensor at least two running channels in cast sandbox, controller and signal processor, the temperature signal that signal processor detects according to temperature sensor is controlled molten iron temperature compensation arrangement and is started, molten iron on running channel is heated, and can in signal processor, set in advance a temperature value, can control molten iron temperature remains in certain scope, thereby can manually carry out the control of molten iron temperature, can be by controlling the temperature of molten iron, each position temperature that makes to pour into a mould model is unanimous on the whole, thereby guaranteed the quality of model.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.

Claims (8)

1. a device of controlling molten steel pouring temperature, it is characterized in that, described device comprises molten iron temperature compensation arrangement, described molten iron temperature compensation arrangement is arranged on the running channel that in cast sandbox, molten iron is flowed through, described cast sandbox has 2 or above running channel, described molten iron temperature compensation arrangement comprises heater, can the molten iron on running channel be heated, molten iron temperature compensation arrangement also has controller, temperature sensor, signal processor, described temperature sensor is for detection of the molten iron temperature on running channel, signal processor is controlled the start and stop of heater according to the molten iron temperature signal receiving by controller.
2. the device of control molten steel pouring temperature according to claim 1, is characterized in that, described signal processor can set in advance a temperature value, and when temperature value that molten iron temperature sets in advance lower than this, heater starts and molten iron is heated.
3. the device of control molten steel pouring temperature according to claim 1, is characterized in that, described heater is electrothermal tube.
4. the device of control molten steel pouring temperature according to claim 1, is characterized in that, described heater also can be electromagnetic heating tube.
5. the device of control molten steel pouring temperature according to claim 1, is characterized in that, described temperature sensor is thermal resistance temperature sensor.
6. a method of controlling molten steel pouring temperature, is characterized in that, described method comprises step:
The molten iron of A, cast is flowed through and is poured into a mould the running channel of sandbox, and temperature sensor detects the temperature of molten iron;
The temperature that B, controller are controlled pouring molten iron remains in default scope.
7. the method for control molten steel pouring temperature according to claim 6, is characterized in that, in described steps A, the temperature sensor on the plural running channel of cast sandbox detects respectively the molten iron temperature on corresponding running channel.
8. the method for control molten steel pouring temperature according to claim 6, is characterized in that, in described step B, the signal processor on each running channel has all preset a temperature value, and the molten iron temperature of flowing through remains in certain scope.
CN201310644401.6A 2013-12-05 2013-12-05 Method and device for controlling pouring temperature of melted iron Pending CN103639398A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310644401.6A CN103639398A (en) 2013-12-05 2013-12-05 Method and device for controlling pouring temperature of melted iron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310644401.6A CN103639398A (en) 2013-12-05 2013-12-05 Method and device for controlling pouring temperature of melted iron

Publications (1)

Publication Number Publication Date
CN103639398A true CN103639398A (en) 2014-03-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104550873A (en) * 2014-12-25 2015-04-29 天水星火机床有限责任公司 Controllable heat-dissipation method for use in process of pouring object by molten iron

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1227147A (en) * 1998-01-30 1999-09-01 丰田自动车株式会社 Method of controlling temperature of casting mold
CN101028647A (en) * 2007-03-16 2007-09-05 中国科学院金属研究所 Method for casting super-large composite-material caststeel bearing roller above 100 ton
KR100757582B1 (en) * 2006-06-08 2007-09-12 현대자동차주식회사 Device and method for manufacturing alloy wheel
CN101122029A (en) * 2007-04-25 2008-02-13 太原钢铁(集团)有限公司 High-silicon cast iron battery lead plate and preparation method thereof
CN102000801A (en) * 2009-09-02 2011-04-06 江苏圆通汽车零部件有限责任公司 Temperature control device for magnesium alloy wheel low-pressure casting mold
CN102233418A (en) * 2010-04-30 2011-11-09 李解华 Novel hot runner system
CN202207786U (en) * 2011-09-06 2012-05-02 滨州盟威斯林格缸套有限公司 Centrifugal casting temperature monitoring device
CN203209635U (en) * 2013-03-13 2013-09-25 湖南鑫材合金有限公司 Three-point type pouring gate for manufacturing aluminum alloy transmission hollow shaft for high-speed locomotive

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1227147A (en) * 1998-01-30 1999-09-01 丰田自动车株式会社 Method of controlling temperature of casting mold
KR100757582B1 (en) * 2006-06-08 2007-09-12 현대자동차주식회사 Device and method for manufacturing alloy wheel
CN101028647A (en) * 2007-03-16 2007-09-05 中国科学院金属研究所 Method for casting super-large composite-material caststeel bearing roller above 100 ton
CN101122029A (en) * 2007-04-25 2008-02-13 太原钢铁(集团)有限公司 High-silicon cast iron battery lead plate and preparation method thereof
CN102000801A (en) * 2009-09-02 2011-04-06 江苏圆通汽车零部件有限责任公司 Temperature control device for magnesium alloy wheel low-pressure casting mold
CN102233418A (en) * 2010-04-30 2011-11-09 李解华 Novel hot runner system
CN202207786U (en) * 2011-09-06 2012-05-02 滨州盟威斯林格缸套有限公司 Centrifugal casting temperature monitoring device
CN203209635U (en) * 2013-03-13 2013-09-25 湖南鑫材合金有限公司 Three-point type pouring gate for manufacturing aluminum alloy transmission hollow shaft for high-speed locomotive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104550873A (en) * 2014-12-25 2015-04-29 天水星火机床有限责任公司 Controllable heat-dissipation method for use in process of pouring object by molten iron

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