CN208991749U - Device for sand coated iron mould production line is poured section frequency conversion dedusting control system - Google Patents
Device for sand coated iron mould production line is poured section frequency conversion dedusting control system Download PDFInfo
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- CN208991749U CN208991749U CN201821466922.1U CN201821466922U CN208991749U CN 208991749 U CN208991749 U CN 208991749U CN 201821466922 U CN201821466922 U CN 201821466922U CN 208991749 U CN208991749 U CN 208991749U
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- control system
- frequency
- automatic control
- volume damper
- production line
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Abstract
The utility model provides a kind of device for sand coated iron mould production line casting section frequency conversion dedusting control system, including dust removal by ventilation pipeline, the volume damper of automatic control system and the setting of dust removal by ventilation pipeline upper section, variable-frequency motor and with the matched frequency converter of variable-frequency motor；It is provided with PLC time delay module in automatic control system, and is connect with casting machine interlock switch, automatic control system issues the opening and closing of control volume damper and the first frequency modulation of frequency converter or the second frequency modulation instructs；Purport at the beginning of pouring, makes automatic control system issue control volume damper and opens and the instruction of the first frequency modulation of frequency converter when casting machine is opened by interlock switch；After casting, PLC time delay module makes automatic control system be delayed after preset time, issues control volume damper and closes and the instruction of the second frequency modulation of frequency converter.The utility model structure is simple, and the easy to operate demand regulation delay time that can be produced according to technique has changed simultaneously the deficiencies in the prior art, realized by frequency conversion resource-effective.
Description
Technical field
The utility model belongs to deduster equipment technical field, and in particular to a kind of device for sand coated iron mould production line casting section frequency conversion
Dedusting control system.
Background technique
In casting industry, ball amount ironcasting is produced using device for sand coated iron mould technique, the performance of product fine has been gone
Industry is widely recognized as, and is to realize casting lightweight, is realized with iron for the guarantee of steel.
Device for sand coated iron mould technique produces spheroidal graphite cast-iron product, and during casting pouring, moulding precoated sand is by molten iron calcination
A large amount of flue gases are generated, it need to be by by the fume collection of generation and handling rear discharge up to standard except flue gas system, because trapping area is big, together
When device for sand coated iron mould production line to dedusting fan installation full power using be only casting when and casting after a bit of use,
Remaining time dedusting fan installation low power run can meet technique production requirement.Dedusting fan installation is most required in 55KW
More than, long-term continuous service power consumption and operating cost are high.
Summary of the invention
Therefore, the purpose of the utility model is to overcome defect in the prior art, propose that one kind can be effectively energy-efficient
Device for sand coated iron mould production line is poured section frequency conversion dedusting control system.
The purpose of this utility model is realized by following technical proposal: a kind of casting section frequency conversion of device for sand coated iron mould production line removes
Dirt control system, the air quantity including the setting of dust removal by ventilation pipeline, automatic control system and dust removal by ventilation pipeline upper section are adjusted
Valve, variable-frequency motor and with the matched frequency converter of variable-frequency motor；
It is connected with PLC time delay module in the automatic control system, and is connect with casting machine interlock switch, the automatic control
System processed issues the opening and closing of control volume damper and the first frequency modulation of frequency converter or the second frequency modulation instructs；Purport at the beginning of pouring, is poured
Make automatic control system issue control volume damper by interlock switch when note machine is opened to open and the instruction of the first frequency modulation of frequency converter；
After casting, PLC time delay module makes automatic control system be delayed after preset time, issues control volume damper and closes and become
The instruction of the second frequency modulation of frequency device；
The volume damper and frequency converter receive the control instruction that automatic control system issues, while frequency converter is received
First frequency modulation or the instruction of the second frequency modulation respectively correspond sending control the first power of variable-frequency motor or the second power instruction；
The variable-frequency motor receives the first power or the second power instruction that frequency converter issues, and executes and reach the first power
Or second Power operation.
Further, the PLC time delay module preset time is 7min.
Further, the variable-frequency motor executes the time of the first Power operation in casting as 8min.
Further, the blade of volume damper is the sheet list leaf being arranged along dust removal by ventilation pipeline inner curve, air quantity tune
Section valve opens or closes that i.e. blade is parallel or vertical ventilation cleaning shaft axis.
Further, first power is the variable-frequency electric of technique production requirement when device for sand coated iron mould production line is poured section casting
Machine power, the second power are the variable-frequency motor power that device for sand coated iron mould production line is poured technique production requirement after section is poured.
The utility model compared with prior art the beneficial effect is that:
1, the utility model structure is simple, the easy to operate demand regulation delay time that can be produced according to technique；
2, the deficiencies in the prior art are changed, are realized by frequency conversion resource-effective.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is utility model works schematic diagram；
Fig. 2 is the utility model structure diagram.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
As depicted in figs. 1 and 2, a kind of device for sand coated iron mould production line is poured section frequency conversion dedusting control system, including dust removal by ventilation
Pipeline 7, automatic control system 1 and 7 upper section of dust removal by ventilation pipeline setting volume damper 3, variable-frequency motor 5 and with change
The matched frequency converter 4 of frequency motor 5；
Be connected with PLC time delay module 2 in the automatic control system 1, and connect with 6 interlock switch of casting machine, it is described from
Autocontrol system 1 issues the opening and closing of control volume damper 3 and 4 first frequency modulation of frequency converter or the second frequency modulation instructs；It is intended to be poured and open
When the beginning, so that automatic control system 1 is issued control volume damper 3 by interlock switch when casting machine 6 is opened and open and frequency converter 4
The instruction of first frequency modulation；After casting, PLC time delay module 2 makes automatic control system 1 be delayed after 7min, issues control air quantity
Regulating valve 3 is closed and the instruction of 4 second frequency modulation of frequency converter；
The volume damper 3 and frequency converter 4 receive the control instruction that automatic control system 1 issues, while frequency converter 4 connects
The first frequency modulation received or the instruction of the second frequency modulation respectively correspond sending control 5 first power of variable-frequency motor or the second power instruction；Wind
The blade of adjustable valve 3 is the sheet list leaf being arranged along 7 inner curve of dust removal by ventilation pipeline, and i.e. leaf is opened or closed to volume damper 3
Piece is parallel or 7 axis of vertical ventilation cleaning shaft.
The variable-frequency motor 5 receives the first power or the second power instruction that frequency converter 4 issues, and executes and reach the first function
Rate or the second Power operation.First power is the variable-frequency electric of technique production requirement when device for sand coated iron mould production line is poured section casting
5 power of machine, the second power are 5 power of variable-frequency motor that device for sand coated iron mould production line is poured technique production requirement after section is poured.
The time that the variable-frequency motor 5 executes the first Power operation in casting is 8min.
Working principle of the utility model is:
It is practical to flue gas air quantity demand is removed according to production, it is switched by automatic control system 1 by controlling volume damper 3,
And frequency conversion fan revolving speed is controlled by frequency converter 4, running current is reduced, energy conservation and consumption reduction effects are reached.
Working principle is illustrated in conjunction with this system control model: according to mo(u)lding line productive temp 35 minutes, when casting
Between 6-8 minutes: casting start when, pass through 6 interlock switch of casting machine open automatic control system 1 open be poured section air quantity
Regulating valve 3 and control frequency converter 4 make 5 first Power operation of variable-frequency motor 8 minutes；It is aspirated near swage 8 by variable-frequency motor 5
Flue gas enters dust removal by ventilation pipeline 7 through air inlet 9；PLC time delay module 2 makes automatic control system 1 be delayed 7 minutes after casting
Afterwards, control frequency converter 4 make 5 second Power operation of variable-frequency motor reduce air quantity, close casting section air quantity adjust adjust, satisfaction penetrate sand,
Pickup, repairing type, station dedusting air quantity requirement of unpacking, wait casting next time runing time about 20 minutes.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (3)
1. a kind of device for sand coated iron mould production line is poured section frequency conversion dedusting control system, including dust removal by ventilation pipeline, it is characterised in that, also
The volume damper that is arranged including automatic control system and dust removal by ventilation pipeline upper section, variable-frequency motor and with variable-frequency motor
The frequency converter matched；
It is connected with PLC time delay module in the automatic control system, and is connect with casting machine interlock switch, the automatic control system
System issues the opening and closing of control volume damper and the first frequency modulation of frequency converter or the second frequency modulation instructs.
2. a kind of device for sand coated iron mould production line according to claim 1 is poured section frequency conversion dedusting control system, which is characterized in that
The PLC time delay module preset time is 7min.
3. a kind of device for sand coated iron mould production line according to claim 1 is poured section frequency conversion dedusting control system, which is characterized in that
The blade of volume damper is the sheet list leaf being arranged along dust removal by ventilation pipeline inner curve, and i.e. blade is opened or closed to volume damper
Parallel or vertical ventilation cleaning shaft axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821466922.1U CN208991749U (en) | 2018-09-08 | 2018-09-08 | Device for sand coated iron mould production line is poured section frequency conversion dedusting control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821466922.1U CN208991749U (en) | 2018-09-08 | 2018-09-08 | Device for sand coated iron mould production line is poured section frequency conversion dedusting control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208991749U true CN208991749U (en) | 2019-06-18 |
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ID=66798516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821466922.1U Active CN208991749U (en) | 2018-09-08 | 2018-09-08 | Device for sand coated iron mould production line is poured section frequency conversion dedusting control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208991749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308966A (en) * | 2021-12-30 | 2022-04-12 | 第一拖拉机股份有限公司 | Automatic air volume adjusting system and adjusting method for casting multi-station waste gas treatment |
-
2018
- 2018-09-08 CN CN201821466922.1U patent/CN208991749U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308966A (en) * | 2021-12-30 | 2022-04-12 | 第一拖拉机股份有限公司 | Automatic air volume adjusting system and adjusting method for casting multi-station waste gas treatment |
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| GR01 | Patent grant | ||
| 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: 043000 Shanxi city of Linfen province Houma Fenglei Street No. 169 Patentee after: Shanxi Dongxin Henglong Machinery Manufacturing Co., Ltd Address before: 043000 Shanxi city of Linfen province Houma Fenglei Street No. 169 Patentee before: Houma City Xin Machinery Casting Limited Company |