CN205414374U - Automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts - Google Patents
Automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts Download PDFInfo
- Publication number
- CN205414374U CN205414374U CN201520942754.9U CN201520942754U CN205414374U CN 205414374 U CN205414374 U CN 205414374U CN 201520942754 U CN201520942754 U CN 201520942754U CN 205414374 U CN205414374 U CN 205414374U
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- China
- Prior art keywords
- fuel gas
- die casting
- casting machine
- air inflow
- controlling system
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- 238000004512 die casting Methods 0.000 title claims abstract description 64
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000002737 fuel gas Substances 0.000 claims description 127
- 238000002485 combustion reaction Methods 0.000 claims description 55
- 239000007789 gas Substances 0.000 claims description 26
- 238000010276 construction Methods 0.000 claims description 13
- 238000005259 measurement Methods 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000003034 coal gas Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 239000003345 natural gas Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 244000261422 Lysimachia clethroides Species 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000004861 thermometry Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Control Of Combustion (AREA)
Abstract
The utility model discloses an automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts is applied to the die casting machine of being realized the heating by the combustible gas burning, the die casting machine includes the burning chamber and communicates in the combustible gas conveyer pipe in burning chamber, the automatic accuse fire system of die casting machine that automatically regulated combustible gas admitted air, measured including correspond set up in the combustible gas transfer valve of combustible gas conveyer pipe and be used for measuring the temperature measuring device of burning chamber temperature, the automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts basis temperature measuring device's measuring result control combustible gas transfer valve to the realization is to the control of combustible gas air input. The utility model discloses an automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts has constituted the temperature feedback system by temperature measuring device and combustible gas transfer valve, and the chamber of ensureing to burn is in in the required temperature range.
Description
Technical field
This utility model relates to a kind of temperature control system, particularly relates to a kind of automatic fire-controlling system being applied to die casting machine.
Background technology
At present the temperature of die casting machine is controlled, the most manually regulation fuel gas air intake valve, to control flame size so that material pipe, gooseneck position reach the temperature needed.Manual control valve, temperature is too high, too low to be only capable of by naked eyes with sensation control, and temperature is too high for the moment causes energy waste even to damage several, and temperature is too low for the moment affects die casting effect.
Accordingly, it would be desirable to a kind of die casting machine automatic fire-controlling system, so that the combustion chamber of described die casting machine is in required temperature range.
Utility model content
The purpose of this utility model is to provide a kind of die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow, so that the combustion chamber of described die casting machine is in required temperature range.
To achieve these goals, the utility model discloses a kind of die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow, it is applied to be realized the die casting machine of heating by gas fuel burning, described die casting machine includes combustion chamber and is communicated in the fuel gas conveying pipe of combustion chamber, described in be automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow and include being correspondingly arranged in the fuel gas transfer valve of described fuel gas conveying pipe and for measuring the temperature measuring equipment of described combustion chamber temperature；The described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow controls described fuel gas transfer valve according to the measurement result of described temperature measuring equipment, to realize the control to fuel gas air inflow.
Compared with prior art, the die casting machine automatic fire-controlling system of fuel gas air inflow it is automatically adjusted disclosed in this utility model, one temperature measuring equipment is set and measures the temperature of combustion chamber, the temperature of the combustion chamber that the die casting machine automatic fire-controlling system of fuel gas air inflow records it is automatically adjusted according to temperature measuring equipment described in and, control break-make or the flow of fuel gas transfer valve, reach to control to automatically control the combustible gas scale of construction entering combustion chamber, thus control the combustion position in die casting machine combustion chamber, thus control the temperature in die casting machine combustion chamber easily, it is at required temperature range.The die casting machine automatic fire-controlling system of fuel gas air inflow it is automatically adjusted disclosed in this utility model, temperature feedback system is constituted: when the cavity temperature that burns is too high by temperature measuring equipment and fuel gas transfer valve, increase the air inflow of fuel gas, thus improve combustion chamber temperature；When the cavity temperature that burns is too low, reduces the air inflow of fuel gas, thus reduce combustion chamber temperature, so that it is guaranteed that combustion chamber is within the scope of required temperature.
It is also preferred that the left described fuel gas conveying pipe includes several；The described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow controls described fuel gas transfer valve, to control the quantity of described fuel gas conveying pipe ventilation；The temperature of the combustion chamber that the described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow records according to temperature measuring equipment, control the break-make of some fuel gas transfer valves, by controlling the quantity of fuel gas conveying pipe ventilation, can control to enter the combustible gas scale of construction of combustion chamber.
It is also preferred that the left described fuel gas transfer valve is flow control valve；The temperature of the combustion chamber that the described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow records according to temperature measuring equipment, control the flow of fuel gas transfer valve, the flow of fuel gas conveying pipe can be controlled easily, thus control to enter the combustible gas scale of construction of combustion chamber.
In one embodiment, the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow described in also includes programmable logic controller (PLC)；Described temperature measuring equipment is connected to the input of described programmable logic controller (PLC), and described fuel gas transfer valve is connected to the outfan of described programmable logic controller (PLC)；Temperature measuring equipment is connected to the input of programmable logic controller (PLC), fuel gas transfer valve is connected to the outfan of programmable logic controller (PLC), control routine is write programmable logic controller (PLC), fuel gas transfer valve can be controlled according to the measurement result of temperature measuring equipment easily, and then control to enter the combustible gas scale of construction of combustion chamber.
It is also preferred that the left described temperature measuring equipment is temperature sensor；The temperature that described programmable logic controller (PLC) records according to described temperature sensor, controls to enter the combustible gas scale of construction of described combustion chamber.
In another embodiment, described fuel gas transfer valve is electromagnetic valve, and described temperature measuring equipment is temperature sensor；The end that controls of described fuel gas transfer valve is connected to the outfan of described temperature measuring equipment；By as the state in the temperature sensor measurement combustion chamber of temperature measuring equipment, and directly control break-make or the flow of fuel gas transfer valve via measurement result, can control to enter the combustible gas scale of construction of combustion chamber.
It is also preferred that the left described fuel gas is coal gas or natural gas.
The die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow described in it is also preferred that the left also includes combustion-supporting gas conveying pipe, and the part described fuel gas conveying pipe being positioned at described fuel gas transfer valve downstream is communicated in described combustion-supporting gas conveying pipe；Fuel gas and combustion-supporting gas i.e. complete mixing before entering combustion chamber, reduce initial ignition difficulty and improve efficiency of combustion simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that this utility model is automatically adjusted the die casting machine automatic fire-controlling system first embodiment of fuel gas air inflow.
Fig. 2 is the schematic diagram that this utility model is automatically adjusted die casting machine automatic fire-controlling system second embodiment of fuel gas air inflow.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
As shown in Figure 1, the utility model discloses a kind of die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow, it is applied to be realized the die casting machine of heating by gas fuel burning, die casting machine includes combustion chamber A and is respectively communicated with fuel gas conveying pipe 100a and combustion-supporting gas conveying pipe 200a in combustion chamber A, the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow includes being correspondingly arranged in the fuel gas transfer valve 100b of fuel gas conveying pipe 100a, and for measuring the temperature measuring equipment 300 of combustion chamber A temperature；The die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow controls fuel gas transfer valve 100b according to the measurement result of temperature measuring equipment 300, to realize the control to fuel gas air inflow.More specifically:
In this utility model shown in Fig. 1 is automatically adjusted the die casting machine automatic fire-controlling system first embodiment of fuel gas air inflow, the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow includes that fuel gas conveying pipe 100a and the fuel gas transfer valve 100b, the combustion-supporting gas that are arranged on fuel gas conveying pipe 100a carry pipe 200a, for measuring the temperature measuring equipment 300 of combustion chamber A temperature, and programmable logic controller (PLC) 400 (that is, PLC).
Wherein, temperature measuring equipment 300 is a temperature sensor.The outfan of temperature sensor 300 is connected to the outfan of programmable logic controller (PLC) 400, the measurement end 300a of temperature sensor 300 stretches in combustion chamber A, and the measurement end 300a of temperature sensor 300 is positioned at material pipe, gooseneck position, utilize material pipe, gooseneck position temperature as measure parameter, to control material pipe, the temperature at gooseneck position is within the scope of required temperature, thus ensureing to carry out the workpiece of die casting, all to reach die casting temperature required, it is ensured that workpiece die casting quality.Certainly, temperature sensor 300 can also be several, and several temperature sensors 300 are respectively arranged at the temperature of the difference in combustion chamber A, and the outfan of several temperature sensors 300 is connected to the input of programmable logic controller (PLC) 400.In this embodiment, the resistance varied with temperature is sent to programmable logic controller (PLC) 400 by the thermal resistance of temperature measuring equipment 300, and measures resistance via the resistance thermometry that programmable logic controller (PLC) 400 is built-in, go out actual temperature value by internal calculation.
In the present embodiment, the quantity of fuel gas conveying pipe 100a has multiple, arbitrary fuel gas carries difference relative set one fuel gas transfer valve 100b on pipe 100a, and the end that controls of some fuel gas transfer valve 100b is connected to an outfan of programmable logic controller (PLC) 400；Wherein, fuel gas transfer valve 100b should be electromagnetic valve.nullCertainly，The control end of some fuel gas transfer valve 100b groups of can also be connected to an outfan of programmable logic controller (PLC) 400，Such as: on the outfan Y0 of programmable logic controller (PLC) 400, connect 1 fuel gas transfer valve 100b、2 fuel gas transfer valve 100b are connected on outfan Y1，4 fuel gas transfer valve 100b are connected on outfan Y2，Programmable logic controller (PLC) 400 according to temperature measurement result respectively through outfan Y0、Y1、Y2 exports control signal，Can control respectively to connect 1 fuel gas conveying pipe 100a、2 fuel gas conveying pipe 100a、4 fuel gas conveying pipe 100a，Programmable logic controller (PLC) 400 is also turned on according to temperature measurement result control output end Y0 and Y1，I.e. 3 fuel gas conveying pipe 100a of controlled turn-on，Programmable logic controller (PLC) 400 is also turned on according to temperature measurement result control output end Y0 and Y2，I.e. 5 fuel gas conveying pipe 100a of controlled turn-on，Those skilled in the art can arrange the quantity of the fuel gas transfer valve 100b that programmable logic controller (PLC) 400 outfan connects under this enlightenment voluntarily，The quantity of outfan needed for minimizing programmable logic controller (PLC) 400，Reduce cost.In other embodiments being different from the present embodiment, can not also be by a fuel gas conveying pipe 100a relative set one fuel gas transfer valve 100b, but by various way solenoid valve, such as two-position four-way valve etc., realize an electromagnetic valve and control the purpose of multiple fuel gas conveying pipe 100a break-make, cost can be reduced equally.Further, fuel gas conveying pipe 100a can also the most only arrange one, the fuel gas transfer valve 100b being arranged on fuel gas conveying pipe 100a is electromagnetic flow valve, and via programmable logic controller (PLC) 400 according to the flow of the temperature control electromagnetic flow valve recorded, equally reach the purpose controlling to enter the combustible gas scale of construction of combustion chamber A.
Further, control routine is write programmable logic controller (PLC) 400, fuel gas transfer valve 100b can be controlled according to the measurement result of temperature measuring equipment 300 easily, and then control to enter the combustible gas scale of construction of combustion chamber A.Additionally, by the control routine adjusting programmable logic controller (PLC) 400, the preset temperature that this utility model is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow both can have been adjusted easily.Certainly, for simplifying operation further, the adjustment to preset temperature can also be realized by arranging man machine interface.
It is also preferred that the left as it is shown in figure 1, the part fuel gas conveying pipe 100 being positioned at fuel gas transfer valve 100a downstream is connected with combustion-supporting gas conveying pipe 200；Fuel gas and combustion-supporting gas i.e. complete mixing before entering combustion chamber A, reduce initial ignition difficulty and improve efficiency of combustion simultaneously.
In fig. 2, different from previous embodiment: the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow does not include programmable logic controller (PLC) 400, but fuel gas transfer valve 100b is directly controlled by temperature measuring equipment 300, thus control to enter the combustible gas scale of construction of combustion chamber A, and then control the temperature in combustion chamber A.Concrete:
In the present embodiment, fuel gas transfer valve 100b is electromagnetic valve, and temperature measuring equipment 300 is temperature sensor 300；The end that controls of fuel gas transfer valve 100b is connected to the outfan of temperature measuring equipment 300；By measuring the state in combustion chamber A as the temperature sensor 300 of temperature measuring equipment, and directly control the break-make of fuel gas transfer valve 100b via measurement result, can control to enter the combustible gas scale of construction of combustion chamber A.In this embodiment, different from previous embodiment, the resistance that the output signal of temperature sensor 300 not varies with temperature, temperature sensor 300 output should be simple high level signal or low level signal, to control the break-make of fuel gas transfer valve 100b to the signal of fuel gas transfer valve 100b.
The required difference in functionality realized of temperature measuring equipment 300 in the first embodiment and the second embodiment, can realize by selecting the temperature sensor 300 of different model.
Fuel gas transfer valve 100b can also be respectively magnitude of current magnet valve, the state in combustion chamber A is measured by the temperature sensor 300 as temperature measuring equipment, and directly control the flow of fuel gas transfer valve 100b via measurement result, thus control to enter the combustible gas scale of construction of combustion chamber A easily.
It should be appreciated that aforementioned fuel gas is coal gas or natural gas etc., aforementioned combustion-supporting gas is oxygen or air.
Compared with prior art, the die casting machine automatic fire-controlling system of fuel gas air inflow it is automatically adjusted disclosed in this utility model, one temperature measuring equipment 300 is set and measures the temperature of combustion chamber A, and the temperature of combustion chamber A that the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow records according to temperature measuring equipment 300, control break-make or the flow of fuel gas transfer valve 100b, reach to control to automatically control the combustible gas scale of construction entering combustion chamber A, thus control the combustion position in die casting machine combustion chamber A, thus control the temperature in die casting machine combustion chamber A easily, it is at required temperature range.The die casting machine automatic fire-controlling system of fuel gas air inflow it is automatically adjusted disclosed in this utility model, temperature feedback system is constituted: when temperature is too high in combustion chamber A by temperature measuring equipment 300 and fuel gas transfer valve 100b, increase the air inflow of fuel gas, thus improve combustion chamber A temperature；When temperature is too low in combustion chamber A, reduces the air inflow of fuel gas, thus reduce combustion chamber A temperature, so that it is guaranteed that combustion chamber A is within the scope of required temperature.
Above disclosed it is only preferred embodiment of the present utility model, certainly can not limit the interest field of this utility model, the equivalent variations therefore made according to this utility model claim with this, still belong to the scope that this utility model is contained.
Claims (8)
1. the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow, it is applied to be realized the die casting machine of heating by gas fuel burning, described die casting machine includes combustion chamber and is communicated in the fuel gas conveying pipe of combustion chamber, it is characterised in that the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow described in: includes being correspondingly arranged in the fuel gas transfer valve of described fuel gas conveying pipe and for measuring the temperature measuring equipment of described combustion chamber temperature；The described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow controls described fuel gas transfer valve according to the measurement result of described temperature measuring equipment, to realize the control to fuel gas air inflow.
It is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow the most as claimed in claim 1, it is characterised in that: described fuel gas conveying pipe includes several；The described die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow controls described fuel gas transfer valve, to control the quantity of described fuel gas conveying pipe ventilation.
It is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow the most as claimed in claim 1, it is characterised in that: described fuel gas transfer valve is flow control valve.
4. the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow as described in any one of claim 1-3, it is characterised in that the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow described in: also includes programmable logic controller (PLC)；Described temperature measuring equipment is connected to the input of described programmable logic controller (PLC), and described fuel gas transfer valve is connected to the outfan of described programmable logic controller (PLC).
It is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow the most as claimed in claim 4, it is characterised in that: described temperature measuring equipment is temperature sensor；The temperature that described programmable logic controller (PLC) records according to described temperature sensor, controls to enter the combustible gas scale of construction of described combustion chamber.
6. the die casting machine automatic fire-controlling system being automatically adjusted fuel gas air inflow as described in any one of claim 1-3, it is characterised in that: described fuel gas transfer valve is electromagnetic valve, and described temperature measuring equipment is temperature sensor；The end that controls of described fuel gas transfer valve is connected to the outfan of described temperature measuring equipment.
It is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow the most as claimed in claim 1, it is characterised in that: described fuel gas is coal gas or natural gas.
It is automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow the most as claimed in claim 1, it is characterized in that: described in be automatically adjusted the die casting machine automatic fire-controlling system of fuel gas air inflow and also include combustion-supporting gas conveying pipe, the part described fuel gas conveying pipe being positioned at described fuel gas transfer valve downstream is communicated in described combustion-supporting gas conveying pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942754.9U CN205414374U (en) | 2015-11-23 | 2015-11-23 | Automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942754.9U CN205414374U (en) | 2015-11-23 | 2015-11-23 | Automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205414374U true CN205414374U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520942754.9U Expired - Fee Related CN205414374U (en) | 2015-11-23 | 2015-11-23 | Automatic automatic accuse fire system of die casting machine of combustible gas air input adjusts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205414374U (en) |
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2015
- 2015-11-23 CN CN201520942754.9U patent/CN205414374U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000, No. 89, Tong Tong Industrial Zone, Lin village, Tangxia Town, Guangdong, Dongguan Patentee after: Dongguan fast Precision Technology Co.,Ltd. Address before: 523000, No. 89, Tong Tong Industrial Zone, Lin village, Tangxia Town, Guangdong, Dongguan Patentee before: DONGGUAN FAST PRECISION HARDWARE Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |