CN217309126U - Control system for material blocking treatment of tobacco shred making conveyor - Google Patents
Control system for material blocking treatment of tobacco shred making conveyor Download PDFInfo
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- CN217309126U CN217309126U CN202220179036.0U CN202220179036U CN217309126U CN 217309126 U CN217309126 U CN 217309126U CN 202220179036 U CN202220179036 U CN 202220179036U CN 217309126 U CN217309126 U CN 217309126U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model discloses a control system for the material blocking treatment of a tobacco shred making conveyor, which comprises a material level height monitoring sensor, a PLC controller, a variable-frequency speed regulator, a change-over switch, a material distributing valve and a buffering feeder; the material level height monitoring sensor is arranged above the control conveying belt; the PLC is electrically connected with the material level height monitoring sensor and the variable-frequency speed regulator respectively, and is used for receiving signals, regulating and controlling the speed of the conveyor belt and controlling the change-over switch by controlling the variable-frequency speed regulator; the PLC is electrically connected with the change-over switch, and the change-over switch is connected with the material distributing valve; the material distributing valve is arranged among the front-end conveying belt, the control conveying belt and the buffering feeder and is used for communicating the front-end conveying belt with the buffering feeder or communicating the control conveying belt with the buffering feeder. By adopting the control system, the automatic dredging effect is realized when the tobacco shred manufacturing conveyor is blocked without stopping and manual intervention.
Description
Technical Field
The application relates to the technical field of tobacco processing equipment, in particular to a control system for material blockage treatment of a tobacco shred making conveyor.
Background
At present, a tobacco shred production line in the tobacco industry generally adopts a production line type production mode, and most of the material conveying modes are a belt conveyor, a vibrating conveyor, a lifter and a pipeline conveyor. When the belt conveyor is blocked, the material is stored in the preparation feeding machine by the material distributing valve, and after manual dredging is completed, the material in the preparation feeding machine and the material at the front end working procedure point are continuously conveyed. However, the belt conveyor has long conveying distance, high position, compact peripheral equipment layout and small dredging space, once blockage occurs, the dredging difficulty is high, the time consumption is long, the front end and the rear end processes are stopped and cut off, the moisture, the temperature and the like of the materials are changed, and the production continuity, the production efficiency and the process quality are seriously influenced; in addition, the manual dredging mode has the problems of high danger coefficient and large personnel demand.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one aspect of the above problems, the utility model provides a control system for the material blocking treatment of a tobacco shred making conveyor, which comprises a material level height monitoring sensor, a PLC controller, a variable frequency speed regulator, a change-over switch, a material distributing valve and a buffer feeder; the material level height monitoring sensor is arranged above the control conveying belt and used for acquiring tobacco shred height signals on the control conveying belt of the tobacco shred manufacturing conveyor and transmitting the tobacco shred height signals to the PLC; the PLC is electrically connected with the material level height monitoring sensor and the variable-frequency speed regulator respectively, and is used for receiving signals of the material level height monitoring sensor, regulating and controlling the speed of the conveyor belt and controlling the change-over switch by controlling the variable-frequency speed regulator; the PLC is electrically connected with the change-over switch, and the change-over switch is connected with the material distributing valve and used for controlling the change-over of the material distributing valve; the material distributing valve is arranged among the front-end conveying belt, the control conveying belt and the buffering feeder and is used for communicating the front-end conveying belt with the buffering feeder or communicating the control conveying belt with the buffering feeder.
According to the technical scheme, the material level height monitoring sensor is arranged above the control transmission belt of the tobacco shred manufacturing transmission machine, the height of the tobacco shreds on the control transmission belt is monitored, and information signals of the height of the tobacco shreds are transmitted to the PLC; the PLC analyzes and calculates the information signal of the height of the tobacco shreds, and when the height of the tobacco shreds is abnormal, the PLC controls the material distributing valve through the change-over switch so that the material on the front-end conveyer belt is conveyed into the buffer feeder; meanwhile, the PLC controller can reduce the speed of the control conveyor belt through the variable-frequency speed regulator, and the automatic dredging is carried out by utilizing the speed difference between the control conveyor belt and the rear-end conveyor belt; when the height of the tobacco shreds is normal, the PLC controls the material distributing valve through the change-over switch, so that the tobacco shreds on the front-end conveyer belt and the tobacco shreds in the buffer feeder are conveyed to the control conveyer belt, and normal conveying is resumed; by adopting the control system, under the condition of no need of stopping and manual intervention, the automatic dredging effect of the tobacco shred making conveyor under the condition of material blockage is realized, the production continuity, the production efficiency and the process quality are improved, the number of required workers is reduced, and the safety is improved.
Preferably, the PLC controller controls the variable-frequency speed regulator in a grading mode. Through the technical scheme, the PLC controls the variable-frequency speed regulator in a grading mode, so that the variable-frequency speed regulator regulates and controls the speed of the conveying belt in a grading mode according to the blocking condition of the tobacco shred manufacturing conveyor, and the production condition in the tobacco shred manufacturing conveying process is better met.
Preferably, the PLC is electrically connected with an audible and visual alarm. Through above-mentioned technical scheme, set up audible-visual annunciator on the PLC controller, when the height display of tobacco silk is unusual on the control conveyer belt, the PLC controller control audible-visual annunciator takes place the police dispatch newspaper, reminds the staff to look over and handle.
Preferably, still include the work board, the PLC controller is connected on the work board, and the work board is connected with change over switch electricity. Through the technical scheme, the change-over switch can be manually controlled by a worker through the working machine, so that the manual control of the material distribution valve is realized, and the double control mode of automatic control and manual control of the material distribution valve is realized.
Preferably, a second isolating switch is arranged on the working machine table and used for switching on and off the control conveying belt. Through the technical scheme, when the height of the tobacco shreds on the control conveyor belt is abnormal or returns to normal, if the variable-frequency speed regulator does not adjust the control conveyor belt or does not adjust the control conveyor belt in time, the first isolating switch on the control conveyor belt needs to be controlled to close or open the control conveyor belt; however, if the first disconnector on the control conveyor is located at a distance from the operator, the operator may control the control conveyor by controlling the second disconnector.
Preferably, the material level height monitoring sensor is electrically connected with the PLC through a shielded cable. Through above-mentioned technical scheme, adopt shielded cable to carry out the electricity between material level height monitor sensor and the PLC controller and be connected, can prevent to take place to disturb between material level height monitor sensor and the PLC control.
Preferably, the change-over switch adopts a compressed air solenoid valve.
Preferably, the level height monitoring sensor is an ultrasonic level height monitoring sensor.
Preferably, the level height monitoring sensor is fixedly mounted directly above the control conveyor belt in the middle of the conveying direction.
Preferably, the material distributing valve is made of stainless steel. Through the technical scheme, the service life of the material distributing valve can be ensured by adopting the material distributing valve made of stainless steel materials, so that the material conveying channel is smoothly switched when the material blockage situation occurs.
The utility model discloses a control system that is used for stifled material of tobacco throwing conveyer to handle has following beneficial effect:
(1) through setting up material level height monitoring sensor, the PLC controller, variable frequency speed regulator, change over switch, divide material valve and buffering feeder, material level height monitoring sensor is used for the tobacco silk height on the acquisition control conveyer belt, the PLC controller passes through change over switch control branch material valve according to the signal of gathering, make the tobacco silk transmit to in the buffering feeder on the front end conveyer belt, the speed in control conveyer belt is adjusted through variable frequency speed regulator simultaneously, utilize the speed difference between control conveyer belt and the rear end conveyer belt, automatic mediation's effect when can realize tobacco silk conveyer takes place the putty situation, not only improved production continuity, production efficiency and process quality, and required staff's quantity has been reduced, thereby the security has been improved.
(2) Through setting up the work board, can the manual control divide the conversion of material valve through the work board to can realize dividing the two control methods of automatic control and manual control of material valve, guarantee the effect that the control system of this application handled the putty condition.
Drawings
For a better understanding of the above and other objects, features, advantages and functions of the present invention, reference should be made to the embodiments illustrated in the drawings. Like reference numerals in the drawings refer to like parts. It will be appreciated by persons skilled in the art that the drawings are intended to illustrate preferred embodiments of the invention without any limiting effect on the scope of the invention, and that the various components in the drawings are not to scale.
Fig. 1 shows a block diagram of a control system for material jam treatment of a tobacco-making conveyer according to an embodiment of the present invention;
fig. 2 shows a schematic view of the installation position of a material level height monitoring sensor of a control system for tobacco shred production conveyor material blockage treatment according to an embodiment of the present invention.
Description of reference numerals:
11. a front end conveyor belt; 12. controlling the conveyor belt; 121. a first isolation switch; 13. a rear end conveyor belt; 2. an ultrasonic material level height monitoring sensor; 3. a shielded cable; 4. a PLC controller; 5. a compressed air solenoid valve; 6. a material distributing valve; 7. a buffer feeder; 8. a variable frequency governor; 9. a working machine platform; 91. a second isolation switch; 10. an audible and visual alarm.
Detailed Description
Exemplary embodiments of the present disclosure are described below with reference to the accompanying drawings, in which various details of embodiments of the present disclosure are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
The term "include" and variations thereof as used herein is meant to be inclusive in an open-ended manner, i.e., "including but not limited to". The term "or" means "and/or" unless specifically stated otherwise. The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment". The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like may refer to different or the same object. Other explicit and implicit definitions are also possible below.
To at least partially address one or more of the above-mentioned problems, as well as other potential problems, one embodiment of the present disclosure provides a control system for tobacco shred manufacturing conveyor jam handling, comprising a level height monitoring sensor, a PLC controller 4, a variable frequency governor 8, a change-over switch, a distribution valve 6, and a buffer feeder 7; the material level height monitoring sensor is arranged above the control conveyer belt 12 and is used for collecting tobacco shred height signals on the control conveyer belt of the tobacco shred manufacturing conveyer and transmitting the tobacco shred height signals to the PLC 4; the PLC 4 is electrically connected with the material level height monitoring sensor and the variable-frequency speed regulator 8 respectively, and the PLC 4 is used for receiving signals of the material level height monitoring sensor, regulating and controlling the speed of the conveyor belt 12 and controlling the change-over switch by controlling the variable-frequency speed regulator 8; the PLC 4 is electrically connected with a change-over switch, and the change-over switch is connected with the distributing valve 6 and is used for controlling the change-over of the distributing valve 6; the material distributing valve 6 is arranged among the front end conveyer belt 11, the control conveyer belt 12 and the buffering feeder 7 and is used for communicating the front end conveyer belt 11 with the buffering feeder 7 or communicating the control conveyer belt 12 with the buffering feeder 7.
Specifically, as shown in fig. 1, the tobacco shred manufacturing conveyor comprises a front end conveyor belt 11, a control conveyor belt 12 and a rear end conveyor belt 13, and tobacco shreds are conveyed through the front end conveyor belt 11, the control conveyor belt 12 and the rear end conveyor belt 13 in sequence; the control conveyer belt 12 is electrically connected with a first isolating switch 121, and the first isolating switch 121 is used for turning on or off the control conveyer belt 12.
The material level height monitoring sensor adopts an ultrasonic material level height monitoring sensor 2, the material level height monitoring sensor is fixedly installed right above the middle of a control transmission belt 12 along the conveying direction, and is used for acquiring tobacco shred height signals on the control transmission belt 12 of the tobacco shred manufacturing conveyor, converting the height signals of the tobacco shreds into electric signals and transmitting the electric signals to the PLC controller 4, and the material level height monitoring sensor is electrically connected with the PLC controller 4 through a shielding cable 3.
The PLC controller 4 is electrically connected with the variable-frequency speed regulator 8, the PLC controller 4 controls the variable-frequency speed regulator 8 in a grading mode, so that the variable-frequency speed regulator 8 regulates and controls the speed of the conveyor belt 12 in a grading mode, in the control system, the PLC controller 4 divides the tobacco shred height collected by the material level height monitoring sensor into four grades, when the tobacco shred height is less than or equal to 5 cm, the PLC controller 4 judges the tobacco shred height as 'normal production', the variable-frequency speed regulator 8 does not regulate the conveyor belt 12, and the running speed of the conveyor belt 12 is controlled to be normal speed; the tobacco shred height is between 5 cm and 6.5 cm, the PLC controller 4 judges the tobacco shred height as 'first-level blockage', and the variable-frequency speed regulator 8 executes 'first-level speed reduction' to control the running speed of the conveyor belt 12 to be 'first-level speed'; the tobacco shred height is between 6.5 cm and 7.5 cm, the PLC controller 4 judges the tobacco shred height as 'secondary blocking', and the variable frequency speed regulator 8 executes 'secondary speed reduction' to ensure that the running speed of the control conveyer belt 12 is 'secondary speed'; the height of the tobacco shreds is more than 7.5 cm, the PLC controller 4 judges the tobacco shreds as 'three-stage material blockage', the variable-frequency speed regulator 8 executes 'stopping treatment' to stop the conveyor belt 12, and when the PLC controller 4 judges as 'first-stage material blockage' and 'second-stage material blockage', the control system can realize automatic dredging; when the PLC 4 is judged to be 'three-level material blockage', the blockage is required to be dredged manually.
The PLC 4 is electrically connected with a change-over switch, the change-over switch adopts a compressed air electromagnetic valve 5, and the change-over switch is connected with the material distributing valve 6 through an air cylinder and is used for controlling the change-over of the material distributing valve 6; the material distributing valve 6 is made of stainless steel, and the material distributing valve 6 is rotatably arranged among the front-end conveyer belt 11, the control conveyer belt 12 and the buffering feeder 7 and is used for realizing the communication between the front-end conveyer belt 11 and the buffering feeder 7 or the communication between the front-end conveyer belt 11 and the control conveyer belt 12.
In some embodiments, the PLC controller 4 is electrically connected to an audible and visual alarm 10 for reminding a worker that the tobacco-making conveyor is jammed.
In some embodiments, the device further comprises a working machine table, the PLC controller 4 is connected to the working machine table 9, and the working machine table 9 is electrically connected to the change-over switch and used for manually controlling the change-over of the material distributing valve 6; be provided with second isolator 91 on work board 9, second isolator 91 is connected with control transportation area 12 electricity, and second isolator 91 is used for on-off control transportation area 12, and first isolator 121 and second isolator 91 on the control transportation area 12 have realized the dual control to control transportation area 12.
Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements to the market, or to enable others of ordinary skill in the art to understand the disclosure.
Claims (10)
1. The utility model provides a control system that is used for tobacco throwing conveyer putty to handle which characterized in that: comprises a material level height monitoring sensor, a PLC (programmable logic controller) (4), a variable frequency speed regulator (8), a change-over switch, a material distributing valve (6) and a buffer feeder (7); the material level height monitoring sensor is arranged above the control conveying belt (12) and is used for acquiring tobacco shred height signals on the control conveying belt of the tobacco shred manufacturing conveyor and transmitting the tobacco shred height signals to the PLC (4); the PLC (4) is respectively and electrically connected with the material level height monitoring sensor and the variable-frequency speed regulator (8), and the PLC (4) is used for receiving signals of the material level height monitoring sensor, regulating and controlling the speed of the conveyor belt (12) and controlling the change-over switch by controlling the variable-frequency speed regulator (8); the PLC (4) is electrically connected with a change-over switch, and the change-over switch is connected with the material distributing valve (6) and is used for controlling the change-over of the material distributing valve (6); the material distributing valve (6) is arranged among the front end conveyer belt (11), the control conveyer belt (12) and the buffering feeder (7) and is used for communicating the front end conveyer belt (11) with the buffering feeder (7) or communicating the control conveyer belt (12) with the buffering feeder (7).
2. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: the PLC (4) controls the variable-frequency speed regulator (8) in a grading mode.
3. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: and the PLC (4) is electrically connected with an audible and visual alarm (10).
4. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: still include work board (9), PLC controller (4) are connected on work board (9), and work board (9) are connected with change over switch electricity.
5. A control system for a tobacco-making conveyer plugging process according to claim 4, wherein: and a second isolating switch (91) is arranged on the working machine table (9), and the second isolating switch (91) is used for switching on and off the control conveying belt (12).
6. The control system for a tobacco cut-making conveyor plugging process according to claim 1, wherein: the material level height monitoring sensor is electrically connected with the PLC (4) through a shielded cable (3).
7. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: the change-over switch adopts a compressed air electromagnetic valve (5).
8. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: the material level height monitoring sensor adopts an ultrasonic material level height monitoring sensor (2).
9. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: the material level height monitoring sensor is fixedly arranged right above the middle of the control conveying belt (12) along the conveying direction.
10. The control system for a tobacco-making conveyer plugging process according to claim 1, wherein: the material distributing valve (6) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179036.0U CN217309126U (en) | 2022-01-24 | 2022-01-24 | Control system for material blocking treatment of tobacco shred making conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179036.0U CN217309126U (en) | 2022-01-24 | 2022-01-24 | Control system for material blocking treatment of tobacco shred making conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217309126U true CN217309126U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220179036.0U Active CN217309126U (en) | 2022-01-24 | 2022-01-24 | Control system for material blocking treatment of tobacco shred making conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217309126U (en) |
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- 2022-01-24 CN CN202220179036.0U patent/CN217309126U/en active Active
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