CN217065355U - Feedback control system of cut stem drying machine - Google Patents
Feedback control system of cut stem drying machine Download PDFInfo
- Publication number
- CN217065355U CN217065355U CN202220605680.XU CN202220605680U CN217065355U CN 217065355 U CN217065355 U CN 217065355U CN 202220605680 U CN202220605680 U CN 202220605680U CN 217065355 U CN217065355 U CN 217065355U
- Authority
- CN
- China
- Prior art keywords
- cut
- drying machine
- plc
- outlet
- cylinder
- 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
Images
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a dry by fire feedback control system of stalk silk machine, include: first moisture meter, PLC controller, cylinder solenoid valve and cylinder. The first moisture meter is arranged above the cut stem drying machine outlet vibration groove and used for detecting the moisture content of dried outlet cut stems. The air cylinder is in transmission connection with an air cylinder valve of the cut stem drying machine outlet vibration groove, the air cylinder is connected with an external air source through an air pipe, and the air pipe is provided with the air cylinder electromagnetic valve. The input end of the PLC is connected with the output end of the moisture meter, and the first output end of the PLC is connected with the control end of the cylinder electromagnetic valve. And the PLC controls the cylinder electromagnetic valve to be opened when the water content of the cut stems at the outlet does not meet the set standard, so that the cylinder valve is opened, and the cut stems in the outlet vibration groove of the cut stem drying machine are discharged. The utility model discloses can improve the production quality of stalk silk, improve production efficiency.
Description
Technical Field
The utility model relates to a tobacco processing technology field especially relates to a dry by fire feedback control system of stalk silk machine.
Background
The air-flowing type stem shred drying machine used in the current tobacco shred manufacturing workshop generally has the moisture content of a stem shred inlet determined by the last procedure (stem shred feeding) of 30-35% according to the requirements of the technical standard of the process, when the stem shreds enter the stem shred drying machine, substandard stem shreds exceeding or being lower than the technical standard of the process (11.9-13.9%) easily appear at a stem shred drying outlet when the material head exists, or the moisture content of incoming materials changes in the process, the stem shred drying machine is not timely regulated, the stem shreds with substandard moisture content can also appear, and at the moment, the stem shreds which do not meet the requirements can only be discharged by opening a cylinder valve arranged in a stem shred drying machine outlet vibration groove through field operators, so that the quality of the stem shreds is ensured. Therefore, how to carry out feedback control on the cut stems produced by the cut stem drying machine has important significance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a feedback control system of stalk silk machine dries by fire solves current stalk silk machine of drying by fire and has untimely problem to the stalk silk feedback that does not reach standard, can improve the production quality of stalk silk, improves production efficiency.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a feedback control system of a cut stem drying machine, comprising: the device comprises a first moisture meter, a PLC (programmable logic controller), an air cylinder electromagnetic valve and an air cylinder;
the first moisture meter is arranged above the outlet vibration groove of the cut stem drying machine and used for detecting the moisture content of the dried outlet cut stems;
the air cylinder is in transmission connection with an air cylinder valve of the cut stem drying machine outlet vibration groove, the air cylinder is connected with an external air source through an air pipe, and the air pipe is provided with the air cylinder electromagnetic valve;
the input end of the PLC is connected with the output end of the moisture meter, and the first output end of the PLC is connected with the control end of the cylinder electromagnetic valve;
and the PLC controls the cylinder electromagnetic valve to be opened when the water content of the cut stems at the outlet does not meet the set standard, so that the cylinder valve is opened, and the cut stems in the outlet vibration groove of the cut stem drying machine are discharged.
Preferably, the method further comprises the following steps: a hot air electric air door;
the hot air electric air door is arranged on a steam supply pipeline of the cut stem drying machine and used for controlling the steam flow;
the second output end of the PLC is connected with the control end of the hot air electric air door, and when the moisture content of the cut stems at the outlet is larger than or smaller than a first set threshold value, the PLC controls the hot air electric air door to increase or reduce the opening degree.
Preferably, the method further comprises the following steps: a PID control module;
the PLC is in signal connection with the PID control module, and the PID control module is used for carrying out PID adjustment on the hot air temperature according to the difference value between the outlet cut stem moisture content and the first set threshold value so as to carry out feedback control on the cut stem moisture content in the cut stem drying machine.
Preferably, the method further comprises the following steps: a second moisture meter;
the second moisture meter is arranged at the inlet of the cut stem drying machine and used for detecting the inlet cut stem moisture content of the incoming material cut stems;
the second moisture meter is in signal connection with the PLC, and the PLC controls the hot air electric air door to increase or decrease the opening degree when the moisture content of the inlet cut stems is larger than or smaller than a second set threshold value.
Preferably, the method further comprises the following steps: a display screen;
the display screen with PLC controller signal connection, the display screen is used for showing in real time export stalk silk moisture content entry stalk silk moisture content and alarm information.
Preferably, the method further comprises the following steps: an alarm device;
the alarm device is in signal connection with the PLC, and the PLC controls the alarm device to give an alarm when the water content of the cut stems at the outlet does not meet the set standard.
Preferably, the alarm device includes at least any one of the following: pilot lamp, buzzer and audible-visual annunciator.
The utility model provides a dry by fire feedback control system of stalk silk machine adopts first moisture meter to export the stalk silk moisture content after the drying and detects, and the PLC controller shakes opening and shutting of the cylinder valve of inslot according to export stalk silk moisture content control cylinder solenoid valve to the control export, solves current to dry by fire the stalk silk machine and has untimely problem to the stalk silk feedback that does not reach standard, can improve the production quality of stalk silk, improves production efficiency.
Drawings
In order to more clearly illustrate the specific embodiments of the present invention, the drawings used in the embodiments will be briefly described below.
Fig. 1 is a schematic view of a feedback control system of a cut stem drying machine provided by the present invention.
Detailed Description
In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.
To the untimely problem of stalk silk feedback to not up to standard of the stalk silk machine of drying by the fire at present, the utility model provides a feedback control system who dries by the fire the stalk silk machine solves and has untimely problem to not up to standard stalk silk feedback of the stalk silk machine of drying by the fire now, can improve the production quality of stalk silk, improves production efficiency.
As shown in fig. 1, a feedback control system of a cut rolled stem drying machine comprises: first moisture meter, PLC controller, cylinder solenoid valve and cylinder. The first moisture meter is arranged above the cut stem drying machine outlet vibration groove and used for detecting the moisture content of dried outlet cut stems. The air cylinder is in transmission connection with an air cylinder valve of the cut stem drying machine outlet vibration groove, the air cylinder is connected with an external air source through an air pipe, and the air pipe is provided with the air cylinder electromagnetic valve. The input end of the PLC is connected with the output end of the moisture meter, and the first output end of the PLC is connected with the control end of the cylinder electromagnetic valve. And the PLC controls the cylinder electromagnetic valve to be opened when the water content of the cut stems at the outlet does not meet the set standard, so that the cylinder valve is opened, and the cut stems in the outlet vibration groove of the cut stem drying machine are discharged.
Specifically, first moisture meter detects and sets up in drying by the fire stalk silk export groove top of shaking for detect the export stalk silk moisture content after the drying, when first moisture meter gathered the stalk silk moisture content data that does not satisfy technological standard, the PLC controller was through the concertina movement of control cylinder solenoid valve control cylinder, and then the quick-action cylinder valve is opened or is closed, so that unqualified stalk silk is discharged. The set standard can comprise a moisture content interval, and when the moisture content of the cut stem at the outlet exceeds the moisture content interval, the corresponding cut stem is judged not to conform to the set standard. The system can solve the problem that the existing cut stem drying machine cannot feed back the cut stems which do not reach the standard in time, can improve the production quality of the cut stems, and improves the production efficiency.
The system further comprises: hot air electric air door. The hot air electric air door is arranged on a steam supply pipeline of the cut stem drying machine and used for controlling the steam flow. The second output end of the PLC is connected with the control end of the hot air electric air door, and when the moisture content of the cut stems at the outlet is larger than or smaller than a first set threshold value, the PLC controls the hot air electric air door to increase or reduce the opening degree.
The system further comprises: a PID control module; the PLC is in signal connection with the PID control module, and the PID control module is used for carrying out PID adjustment on the hot air temperature according to the difference value between the outlet cut stem moisture content and the first set threshold value so as to carry out feedback control on the cut stem moisture content in the cut stem drying machine.
In practical application, the PID control module can perform PID control on the hot air temperature or the hot air flow, and the PID control module receives signals to perform corresponding parameter adjustment until the cut stem moisture content detected and collected by the first moisture meter meets the process standard requirement.
The system further comprises: a second moisture meter; the second moisture meter is arranged at the inlet of the cut stem drying machine and used for detecting the inlet cut stem moisture content of the incoming material cut stems; the second moisture meter is in signal connection with the PLC controller, and the PLC controller controls the hot air electric air door to increase or decrease the opening degree when the moisture content of the inlet cut stems is larger than or smaller than a second set threshold value.
The system further comprises: a display screen; the display screen with PLC controller signal connection, the display screen is used for showing in real time export stalk silk moisture content entry stalk silk moisture content and alarm information.
The system further comprises: an alarm device; the alarm device is in signal connection with the PLC, and the PLC controls the alarm device to give an alarm when the water content of the cut stems at the outlet does not meet the set standard.
Further, the alarm device at least comprises any one of the following components: pilot lamp, buzzer and audible-visual annunciator.
It is visible, the utility model provides a feedback control system who dries by fire stalk silk machine adopts first moisture meter to export the stalk silk moisture content after the drying and detects, and the PLC controller shakes opening and shutting of the cylinder valve of inslot according to exporting stalk silk moisture content control cylinder solenoid valve to the control export, solves current to dry by fire stalk silk machine and has untimely problem to the stalk silk feedback that does not reach standard, can improve the production quality of stalk silk, improves production efficiency.
The structure, features and effects of the present invention have been described in detail according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to equivalent changes are within the protection scope of the present invention without departing from the spirit covered by the description and drawings.
Claims (7)
1. A feedback control system of a cut stem drying machine is characterized by comprising: the device comprises a first moisture meter, a PLC (programmable logic controller), an air cylinder electromagnetic valve and an air cylinder;
the first moisture meter is arranged above the outlet vibration groove of the cut stem drying machine and used for detecting the moisture content of the dried outlet cut stems;
the air cylinder is in transmission connection with an air cylinder valve of the cut stem drying machine outlet vibration groove, the air cylinder is connected with an external air source through an air pipe, and the air pipe is provided with the air cylinder electromagnetic valve;
the input end of the PLC is connected with the output end of the moisture meter, and the first output end of the PLC is connected with the control end of the cylinder electromagnetic valve;
and the PLC controls the cylinder electromagnetic valve to be opened when the water content of the cut stems at the outlet does not meet the set standard, so that the cylinder valve is opened, and the cut stems in the outlet vibration groove of the cut stem drying machine are discharged.
2. The feedback control system of the cut rolled stem drying machine according to claim 1, further comprising: a hot air electric air door;
the hot air electric air door is arranged on a steam supply pipeline of the cut stem drying machine and used for controlling the steam flow;
the second output end of the PLC is connected with the control end of the hot air electric air door, and when the moisture content of the cut stems at the outlet is larger than or smaller than a first set threshold value, the PLC controls the hot air electric air door to increase or reduce the opening degree.
3. A feedback control system of a cut rolled stem drying machine according to claim 2, further comprising: a PID control module;
the PLC is in signal connection with the PID control module, and the PID control module is used for carrying out PID adjustment on the hot air temperature according to the difference value between the outlet cut stem moisture content and the first set threshold value so as to carry out feedback control on the cut stem moisture content in the cut stem drying machine.
4. A feedback control system for cut rolled stems machine according to claim 3, characterized in that it further comprises: a second moisture meter;
the second moisture meter is arranged at the inlet of the cut stem drying machine and is used for detecting the inlet cut stem moisture content of the incoming material cut stems;
the second moisture meter is in signal connection with the PLC, and the PLC controls the hot air electric air door to increase or decrease the opening degree when the moisture content of the inlet cut stems is larger than or smaller than a second set threshold value.
5. The feedback control system of the cut rolled stem drying machine according to claim 4, further comprising: a display screen;
the display screen with PLC controller signal connection, the display screen is used for showing in real time export stalk silk moisture content entry stalk silk moisture content and alarm information.
6. The feedback control system of the cut rolled stem drying machine according to claim 5, further comprising: an alarm device;
the alarm device is in signal connection with the PLC, and the PLC controls the alarm device to give an alarm when the water content of the cut stems at the outlet does not meet the set standard.
7. A feedback control system for cut rolled stems machine according to claim 6, wherein said alarm device comprises at least any one of the following: pilot lamp, buzzer and audible-visual annunciator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220605680.XU CN217065355U (en) | 2022-03-18 | 2022-03-18 | Feedback control system of cut stem drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220605680.XU CN217065355U (en) | 2022-03-18 | 2022-03-18 | Feedback control system of cut stem drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217065355U true CN217065355U (en) | 2022-07-29 |
Family
ID=82551369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220605680.XU Active CN217065355U (en) | 2022-03-18 | 2022-03-18 | Feedback control system of cut stem drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217065355U (en) |
-
2022
- 2022-03-18 CN CN202220605680.XU patent/CN217065355U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204396447U (en) | Intelligence cleaner | |
| CN102000627A (en) | Device and method for automatically controlling choke feed of conical crusher | |
| CN106873411B (en) | The automatic learning control system of stalk extruding machine | |
| CN110360838B (en) | Method for stably controlling moisture content of product for pneumatic drying system | |
| CN106594793A (en) | Outlet temperature control optimizing method of medium-speed coal pulverizer of thermal power generating unit | |
| CN112530530A (en) | Method for calculating limestone slurry density optimal value algorithm model based on Matlab software | |
| CN217065355U (en) | Feedback control system of cut stem drying machine | |
| CN102652891A (en) | Energy-saving automatic control device of cloth-bag dust removal system and control method for blast furnace dust removal | |
| CN201683017U (en) | Silk drying machine steaming and spraying device and silk drying machine | |
| CN104390472B (en) | Low temperature exhaust heat boiler is adopted to carry out hardening and tempering method and the modifying device of electric precipitation flue gas | |
| CN211928447U (en) | Gas pressure adjusting device | |
| CN201973721U (en) | Special electric control system for dry smoke post-treating system of cremation machine | |
| CN204203707U (en) | Thin-plate cut-tobacco drier control system | |
| CN108543794B (en) | Environment dust removal and impurity removal self-adaptive energy-saving control method | |
| CN108612664A (en) | A kind of automatic detection of surge in centrifugal compressors, regulating system | |
| CN109813850A (en) | Automatic Control instrument pretreatment unit and preprocess method | |
| CN109103989A (en) | The sub-control terminal in intelligent power distribution room and the control system in intelligent power distribution room | |
| CN108393187B (en) | Automatic temperature control method for water granulated slag vertical mill system | |
| CN201774951U (en) | Automatic air quantity and humidity control device of winnowing and air conveying appliance | |
| CN212107883U (en) | Steam pressure stabilizing system | |
| CN211268614U (en) | HBD feeder steam moisture-removing air door system based on PLC control | |
| CN205655602U (en) | Boiling drier | |
| CN114063581A (en) | Intelligent adaptive ash conveying control system for coal-fired power plant | |
| CN106805274B (en) | Puffing device with double puffing heads | |
| CN212364873U (en) | Feed cooling effect monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |