CN214431698U - Cigarette cut tobacco production conveying equipment capable of reducing main cut tobacco scale flow variation coefficient - Google Patents
Cigarette cut tobacco production conveying equipment capable of reducing main cut tobacco scale flow variation coefficient Download PDFInfo
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- CN214431698U CN214431698U CN202120180489.0U CN202120180489U CN214431698U CN 214431698 U CN214431698 U CN 214431698U CN 202120180489 U CN202120180489 U CN 202120180489U CN 214431698 U CN214431698 U CN 214431698U
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Abstract
The utility model provides a reduce cigarette throwing conveying equipment of main balance flow coefficient of variation of cut tobacco, belong to pipe tobacco conveyor technical field, the utility model discloses well band conveyer is frequency conversion band conveyer, adopts speed governing electronic belt balance to be equipped with grating material level detection device in the measuring tube inside, and the total controller of cigarette throwing conveying equipment controls the conveying frequency of band conveyer according to the material level height in the measuring tube that grating material level detection device monitored, makes the flow coefficient of variation of main balance of cut tobacco control below 0.15%, effectively reduces the main balance flow coefficient of variation of cut tobacco; the broken tobacco is small, the quantity of broken tobacco of other equipment in the industry such as an additional quantitative feeding machine is about 20%, the construction difficulty and the construction cost are small, the implementation is simple compared with the addition of the feeding machine, and the process control is stable and reliable.
Description
Technical Field
The utility model belongs to the technical field of pipe tobacco conveyor, concretely relates to reduce cigarette system silk conveying equipment of main balance flow coefficient of variation of cut tobacco.
Background
In the cigarette shredding process, cut tobacco leaves are accurately blended with cut stems, cut tobacco sheets and residual cut tobacco in proportion after being dried (the blending precision directly influences the sensory quality of finished cut tobacco), the fundamental factor influencing the blending precision is the stability of cut tobacco flow, and the index reflecting the flow stability of the cut tobacco leaves is the flow variation coefficient of a cut tobacco main scale. 2016 edition of cigarette Specification 9.1.5.2 requires that the flow variation coefficient of the main leaf shred scale is 0.15%. The existing cigarette cut tobacco making and conveying equipment comprises a roller cut tobacco drying machine, a vibrating conveyor, a belt conveyor and an electronic belt scale. Wherein the roller cut tobacco dryer is cut tobacco drying equipment, reduces the water content of cut tobacco and dries and shapes the cut tobacco; the vibrating conveyor is used for conveying materials, can homogenize the materials, but has small effect; the belt conveyor is used for conveying materials and conveying the materials to the blanking cover; the electronic belt scale is of a metering type, and only the flow of the material falling onto the electronic belt scale through the blanking cover is measured without control. The existing roller cut-tobacco drier is common cut-tobacco drying equipment for tobacco processing lines, and has good equipment performance and high stability. However, due to the existence of the material copying plate in the cylinder, the material at the outlet of the equipment is in a bulk shape, the flow rate has certain fluctuation, and the flow rate variation coefficient of the main cut tobacco scale is large due to the fact that the material flow rate adjusting device is not arranged in front of the main cut tobacco scale and the control mode of the main cut tobacco scale is in a metering type, so that the instantaneous blending precision of cut stems, cut tobacco slices and residual cut tobacco is influenced. There is therefore a need for improvements.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a reduce cigarette system silk conveying equipment of main balance flow coefficient of variation of cut tobacco, the utility model discloses well band conveyer adopts speed governing electronic belt balance for frequency conversion band conveyer to at the inside grating material level detection device that is equipped with of measurement pipe, the total controller of cigarette system silk conveying equipment is according to the intraductal material level height of measurement that grating material level detection device monitored and control band conveyer's transport frequency, makes the flow coefficient of variation of main balance of cut tobacco control below 0.15%, effectively reduces main balance flow coefficient of variation of cut tobacco.
The utility model adopts the technical proposal that: the cigarette cut tobacco conveying equipment for reducing the flow variation coefficient of the main leaf tobacco scale comprises a roller cut tobacco drying machine, a vibrating conveyor, a belt conveyor and a blanking cover, the lower part of the roller cut-tobacco drier is provided with a vibrating conveyor, the output end of the vibrating conveyor is connected with the input end of a belt conveyor, the belt conveyor is a variable frequency belt conveyor, the output end of the belt conveyor is jointed with the input end of the blanking cover, the output end of the blanking cover is connected with the input end of the metering tube, the output end of the metering tube is connected with the speed-regulating electronic belt scale, the grating material level detection device is arranged in the metering tube and is electrically connected with a master controller of the cigarette tobacco processing and conveying equipment, and the master controller of the cigarette shred manufacturing conveying equipment controls the conveying frequency of the belt conveyor according to the material level in the metering pipe monitored by the grating material level detection device.
The technical scheme is further limited, the driving motor of the belt conveyor is a variable frequency driving motor, the variable frequency driving motor is controlled by a master controller of the cigarette tobacco shred manufacturing and conveying equipment, a control program of the variable frequency driving motor is provided with a low frequency monitoring function, the critical frequency is set to be 11Hz, and the belt conveyor continuously runs for 3min at 11Hz to increase the flow set value of the lower speed-regulating electronic belt scale by 5%.
The technical scheme is further limited, the blanking cover is internally provided with a blocking detection photoelectric switch, and a master controller of the cigarette tobacco shred conveying equipment detects the blocking condition in the blanking cover through the blocking detection photoelectric switch.
The technical scheme is further limited, a movable door is arranged on one side of the metering pipe, and the opening size of the movable door is changed according to the production flow through a master controller of the cigarette shred manufacturing and conveying equipment.
The utility model has the advantages compared with the prior art:
1. the belt conveyor in the scheme is a variable-frequency belt conveyor, a speed-regulating electronic belt scale is adopted, a grating material level detection device is arranged in a metering pipe, a master controller of the cigarette tobacco shred conveying equipment controls the conveying frequency of the belt conveyor according to the material level in the metering pipe monitored by the grating material level detection device, the flow variation coefficient of the main leaf shred scale required by the cigarette process specification is 0.15%, the practice verification is 0.12%, and the flow variation coefficient of the main leaf shred scale is effectively reduced;
2. in the scheme, a driving motor of the belt conveyor is a variable-frequency driving motor, a control program of the variable-frequency driving motor has a low-frequency monitoring function, the critical frequency is 11Hz, the belt conveyor continuously operates for 3min at 11Hz, the flow set value of a lower-level speed-regulating electronic belt scale is increased by 5%, the electronic low-frequency operation is avoided, the motor is protected, and meanwhile, the potential hazard of material blockage is eliminated;
3. according to the scheme, the blanking cover is internally provided with the blocking detection photoelectric switch, and the master controller of the cigarette cut tobacco conveying equipment detects the blocking condition in the blanking cover through the blocking detection photoelectric switch, so that the production condition is effectively monitored, and the blocking is avoided;
4. the scheme has small broken pieces, and for other equipment in the industry, the broken thread amount of the quantitative feeding machine is increased by about 20%, the construction difficulty and cost are low, the implementation is simple compared with the increase of the feeding machine, and the process control is stable and reliable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements" does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Please refer to fig. 1, which illustrates an embodiment of the present invention.
The cigarette cut tobacco making conveying equipment capable of reducing the flow variation coefficient of the main leaf tobacco scale comprises a roller cut tobacco drying machine 1, a vibrating conveyor 2, a belt conveyor 3 and a blanking cover 4. The cigarette cut-tobacco drying machine is characterized in that a vibrating conveyor 2 is arranged on the lower portion of the roller cut-tobacco drying machine 1, the output end of the vibrating conveyor 2 is connected with the input end of a belt conveyor 3, the belt conveyor 3 is a variable-frequency belt conveyor, specifically, a driving motor of the belt conveyor 3 is a variable-frequency driving motor 3-1, and the variable-frequency driving motor 3-1 is controlled by a master controller of cigarette cut-tobacco manufacturing and conveying equipment. The utility model discloses a cigarette throwing conveying equipment, including band conveyer 3 output and blanking cover 4 input end joint, blanking cover 4 output and metering tube 5 input end joint, metering tube 5 output end joint has speed governing electronic belt scale 6, metering tube 5 is inside to be equipped with grating material level detection device 8, grating material level detection device 8 is connected with cigarette throwing conveying equipment's total controller electricity, cigarette throwing conveying equipment's total controller is according to the material level height in the metering tube 5 that grating material level detection device 8 monitored and control band conveyer 3's transmission frequency.
Preferably, a control program of the variable-frequency driving motor 3-1 has a low-frequency monitoring function, the critical frequency is set to 11Hz, the belt conveyor 3 continuously operates for 3min at 11Hz, the flow set value of the lower-level speed-regulating electronic belt scale 6 is increased by 5%, the electronic low-frequency operation is avoided, the motor is protected, and meanwhile, the potential hazard of material blockage is eliminated.
Blanking cover 4 is inside to be equipped with putty and detects photoelectric switch 7, the general controller of cigarette throwing conveying equipment detects the jam condition in blanking cover 4 through putty and detects photoelectric switch 7, and effectual production condition is monitored, avoids the putty.
The cigarette cut tobacco production system is characterized in that a movable door 5-1 is arranged on one side of the metering pipe 5, the opening size of the movable door 5-1 is changed according to production flow through a master controller of cigarette cut tobacco conveying equipment, the movable door 5-1 can be controlled according to parts such as an air cylinder or an oil cylinder, and the parts are electrically connected with the master controller of the cigarette cut tobacco conveying equipment to achieve automatic control.
The working principle is as follows: drying the material by a roller cut tobacco dryer 1 to reduce the water content of cut tobacco, drying and shaping the cut tobacco, and falling into a vibrating conveyor 2; the material is uniformly conveyed by the vibrating conveyor 2 and then conveyed to the belt conveyor 3, the belt conveyor 3 adjusts the variable-frequency driving motor 3-1 of the belt conveyor 3 according to the material level of the grating material level detection device 8 in the lower metering tube 5, and the material conveying speed of the belt conveyor 3 is controlled; the belt conveyor 3 sends the materials to the blanking cover 4, and the blocking detection photoelectric switch 7 in the blanking cover 4 can monitor the blocking information (the photoelectric switch is blocked for several seconds, and is judged to be blocking); then the material enters a metering pipe 5, the level of the material is monitored in the metering pipe 5 through a grating material level detection device 8, and a matching value is improved for the conveying frequency of the upper belt conveyor 3; the movable door on one side of the metering pipe 5 can change the size of a conveying opening of the metering pipe according to the production flow, so that the materials can be stored temporarily, and the flow of the materials can be stabilized; the metering tube 5 conveys the materials to the speed-regulating electronic belt scale 6, the speed-regulating electronic belt scale 6 is of a speed control type, a fixed flow value is set, and the conveying speed of the electronic belt scale is adjusted to control the flow of the materials.
The utility model realizes that the flow variation coefficient of the main leaf shred scale required by the cigarette process specification is less than 0.15 percent, and effectively reduces the flow variation coefficient of the main leaf shred scale; the broken tobacco is small, the quantity of broken tobacco of other equipment in the industry such as an additional quantitative feeding machine is about 20%, the construction difficulty and the construction cost are small, the implementation is simple compared with the addition of the feeding machine, and the process control is stable and reliable.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. Reduce cigarette throwing conveying equipment of main balance flow coefficient of variation of cut tobacco, including cylinder cut-tobacco drier (1), jigging conveyer (2), band conveyer (3) and blanking cover (4), cylinder cut-tobacco drier (1) lower part is equipped with jigging conveyer (2), jigging conveyer (2) output and band conveyer (3) input end joint, its characterized in that: band conveyer (3) are frequency conversion band conveyer, band conveyer (3) output and blanking cover (4) input joint, blanking cover (4) output and metering tube (5) input joint, metering tube (5) output joint has speed governing electronic belt balance (6), metering tube (5) inside is equipped with grating material level detection device (8), grating material level detection device (8) are connected with cigarette throwing conveying equipment's total controller electricity, cigarette throwing conveying equipment's total controller is according to the material level height in metering tube (5) that grating material level detection device (8) monitored and the frequency of delivery of control band conveyer (3).
2. The cigarette cut tobacco conveying equipment for reducing the flow variation coefficient of the main cut tobacco scale according to claim 1, wherein the cigarette cut tobacco conveying equipment comprises: the driving motor of the belt conveyor (3) is a variable frequency driving motor (3-1), the variable frequency driving motor (3-1) is controlled by a master controller of the cigarette cut tobacco manufacturing and conveying equipment, a control program of the variable frequency driving motor (3-1) is provided with a low frequency monitoring function, the critical frequency is set to be 11Hz, and the belt conveyor (3) continuously runs for 3min at 11Hz to increase the flow set value of the lower speed-regulating electronic belt scale (6) by 5%.
3. The cigarette cut tobacco conveying equipment for reducing the flow variation coefficient of the main cut tobacco scale according to claim 1, wherein the cigarette cut tobacco conveying equipment comprises: blanking cover (4) inside is equipped with putty and detects photoelectric switch (7), the general controller of cigarette throwing conveying equipment detects the jam condition in blanking cover (4) through putty and detects photoelectric switch (7).
4. The cigarette cut tobacco conveying equipment for reducing the flow variation coefficient of the main cut tobacco scale according to claim 1, wherein the cigarette cut tobacco conveying equipment comprises: one side of the metering pipe (5) is provided with a movable door (5-1), and the opening size of the movable door (5-1) is changed according to the production flow through a master controller of the cigarette shred-making conveying equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120180489.0U CN214431698U (en) | 2021-01-22 | 2021-01-22 | Cigarette cut tobacco production conveying equipment capable of reducing main cut tobacco scale flow variation coefficient |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120180489.0U CN214431698U (en) | 2021-01-22 | 2021-01-22 | Cigarette cut tobacco production conveying equipment capable of reducing main cut tobacco scale flow variation coefficient |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114794515A (en) * | 2022-05-09 | 2022-07-29 | 红云红河烟草(集团)有限责任公司 | Feeding control method and system for sheet cut-tobacco drier |
| CN114955451A (en) * | 2022-05-17 | 2022-08-30 | 河北白沙烟草有限责任公司 | Intelligent continuous stable feeding device and method for tobacco shred storage cabinet |
| CN114952390A (en) * | 2022-06-06 | 2022-08-30 | 太原重工股份有限公司 | Intelligent chip removal system |
-
2021
- 2021-01-22 CN CN202120180489.0U patent/CN214431698U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114794515A (en) * | 2022-05-09 | 2022-07-29 | 红云红河烟草(集团)有限责任公司 | Feeding control method and system for sheet cut-tobacco drier |
| CN114955451A (en) * | 2022-05-17 | 2022-08-30 | 河北白沙烟草有限责任公司 | Intelligent continuous stable feeding device and method for tobacco shred storage cabinet |
| CN114952390A (en) * | 2022-06-06 | 2022-08-30 | 太原重工股份有限公司 | Intelligent chip removal system |
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