CN1868346A - Automatic control method for leaf beating machine set - Google Patents
Automatic control method for leaf beating machine set Download PDFInfo
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- CN1868346A CN1868346A CN 200610017875 CN200610017875A CN1868346A CN 1868346 A CN1868346 A CN 1868346A CN 200610017875 CN200610017875 CN 200610017875 CN 200610017875 A CN200610017875 A CN 200610017875A CN 1868346 A CN1868346 A CN 1868346A
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Abstract
An automatic control method for the tobacco leaf deleafing machine set includes such steps as inputting the leaf output rates needed by the first and the second deleafing stages to a master control computer, acquiring the leaf flow data at the outlets of said two deleafing stages and the leaf converging outlet, inputting the leaf flow data to said master control computer, calculating the actual leaf output rates, comparing them with their settings to obtain differences, and outputting the motor rotation speed control signals to control the rotation speed of the relative motor for deleafing roller.
Description
Technical field
The present invention relates to a kind of cigarette process technology, relate to a kind of automatic control method for leaf beating machine set specifically.
Background technology
It is the key of whole piece threshing and redrying production line that the stalk leaf separates, its objective is to have uniform temperature and humidity, and the tobacco leaf of fully unfolding carries out leaf stalk and separates, to greatest extent from the offal blade of tearing, tobacco leaf is separated into smoked sheet and clean stalk, and reaches desired every technical indicator.The control method of current threshing redrying plant air exercise leaf unit generally is, guaranteeing that leaf contains under the normal prerequisite of stalk rate, adjusts the related parameter that has of each threshing machine group according to the tobacco leaf grade, to obtain big-and-middle higher rate.Progress along with the cigarette processing technology, cigarette enterprise is had higher requirement to the smoked sheet structure, but big-and-middle rate pursued still unilaterally by many redrying enterprises at present, ignore the coordination problem between blade construction ratio and each quality index, thereby quality and the consumption indicators in follow-up throwing and the wraparound process produced negative effect.The existence of this problem has the deviation of understanding of redrying enterprise, and is also relevant with control of beating leaf and technical merit.For satisfying the requirement of cigarette enterprise better, need with more effectively obstructing the leaf isolation technics, and the change of control model is one of method of dealing with problems the blade construction ratio.
Summary of the invention
Purpose of the present invention provides a kind of automatic control method for leaf beating machine set at existing weak point in the above-mentioned prior art just.This method realizes the requirement of cigarette enterprise to the blade construction ratio by the roller rotating speed of beating of the corresponding threshing machine of leafing rate FEEDBACK CONTROL, obstructs leaf more effectively and separates.
Purpose of the present invention can realize by following technique measures:
The feature of automatic control method for leaf beating machine set of the present invention is as follows: at first predefined one-level is beaten leaf, secondary is beaten leaf and is produced desired leafing rate as setting value input main control computer, beat leaf by being arranged on one-level then, secondary is made the metering device that each wind of leaf divides outlet place and gather the blade exit place blade data on flows of each outlet is gathered, and the blade data on flows signal interface circuit of being gathered is transferred to main control computer, calculate one-level by main control computer and beat leaf, secondary is beaten the leafing rate of leaf, again this leafing rate is compared with setting value afterwards and get difference, and this difference is passed through the control model calculate back output motor speed controling signal, the roller motor rotating speed is beaten in control, realizes the regulation and control that corresponding threshing machine is beaten the roller rotating speed.
Be arranged on one-level among the present invention and beat leaf, secondary and make the metering device that each wind of leaf divides outlet place and gather the blade exit place and can adopt nuclear weigh instrument, also can adopt the metering device of other any known certainly.
Method of the present invention realizes the requirement of cigarette enterprise to the blade construction ratio by the roller rotating speed of beating of the corresponding threshing machine of leafing rate FEEDBACK CONTROL, and can obstruct leaf more effectively and separate.
Description of drawings
Accompanying drawing is the schematic diagram of the inventive method.
The specific embodiment
The present invention is further described below with reference to embodiment (accompanying drawing), but does not limit the present invention.
As shown in Figure 1, the concrete technical scheme of automatic control method for leaf beating machine set of the present invention is as follows: at first predefined one-level is beaten leaf, secondary is beaten leaf and is produced desired leafing rate as setting value input main control computer, beat leaf by being arranged on one-level then, secondary is beaten the nuclear weigh instrument that each wind of leaf divides outlet place and gather the blade exit place blade data on flows of each outlet is gathered, and the blade data on flows signal interface circuit of being gathered is transferred to main control computer, calculate one-level by main control computer and beat leaf, secondary is beaten the leafing rate of leaf, again this leafing rate is compared with setting value afterwards and get difference, be detected value and setting value subtraction, and this difference is passed through the control model calculate back output motor speed controling signal, the roller motor rotating speed is beaten in control, the regulation and control of roller rotating speed are played in realization to corresponding threshing machine, when the roller rotating speed was beaten in adjustment, corresponding wind divided the wind of device to divide air quantity also to change.
The setting value of leafing rate is definite by testing among the present invention, and its concrete grammar is as follows:
Adopt C
3F beats on the leaf line at MT21052 and tests as testing tobacco leaf, detects the smoked sheet structure with CJ-201 blade separating sieve.Adjust during test and at different levels beat the roller rotating speed and wind divides the device air quantity, leafing rates at different levels are adjusted in the scope of test requirements document after, in leafings place at different levels, taking-up leaf rate sample before smoked sheet gathers screening, is got the smoked sheet structure sample, respectively gets 7 samples, gets its mean value.Main control computer can be gathered one-level and beat the instantaneous mass flow that leaf, secondary are beaten each blade exit of leaf and converged total blade mouth nuclear weigh instrument, and calculates that one-level is beaten leaf, secondary is beaten the instantaneous leafing rate of leaf.When the instantaneous leafing rate that detects with produce the leafing rate set not simultaneously, the control of main control computer output signal is corresponding beat that the roller motor frequency adjusts threshing machine beat the roller rotating speed.
Result of the test is shown in subordinate list 1.Analyzing definite leafing rates of beating leaf at different levels from subordinate list 1 is: the first order is beaten leaf leafing rate about 65%; Leaf leafing rate about 22% is beaten in the second level; The third level beats leaf leafing rate about 10%; The fourth stage is beaten leaf leafing rate about 3%.
Subordinate list 1 different leafing rate result of the tests
Remarks: 1, test one, test two are imitative Mike's type, mix in the sheet leaf to contain stalk rate about 1.5%, and fragment rate about 1.1% contains the leaf rate below 1% in the stalk.2, test three, test four are imitative section Maas type, mix in the sheet leaf to contain stalk rate about 1.6%, and fragment rate about 1.2% contains the leaf rate below 1% in the stalk.
Claims (2)
1, a kind of automatic control method for leaf beating machine set, it is characterized in that: at first predefined one-level is beaten leaf, secondary is beaten leaf and is produced desired leafing rate as setting value input main control computer, beat leaf by being arranged on one-level then, secondary is made the metering device that each wind of leaf divides outlet place and gather the blade exit place blade data on flows of each outlet is gathered, and the blade data on flows signal interface circuit of being gathered is transferred to main control computer, calculate one-level by main control computer and beat leaf, secondary is beaten the leafing rate of leaf, again this leafing rate is compared with setting value afterwards and get difference, and this difference is passed through the control model calculate back output motor speed controling signal, the roller motor rotating speed is beaten in control, realizes the regulation and control that corresponding threshing machine is beaten the roller rotating speed.
2, automatic control method for leaf beating machine set according to claim 1 is characterized in that: be arranged on one-level and beat leaf, secondary to make the metering device that each wind of leaf divides outlet place and gather the blade exit place be nuclear weigh instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610017875 CN1868346A (en) | 2006-06-01 | 2006-06-01 | Automatic control method for leaf beating machine set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610017875 CN1868346A (en) | 2006-06-01 | 2006-06-01 | Automatic control method for leaf beating machine set |
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| CN1868346A true CN1868346A (en) | 2006-11-29 |
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| CN 200610017875 Pending CN1868346A (en) | 2006-06-01 | 2006-06-01 | Automatic control method for leaf beating machine set |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841742A (en) * | 2016-04-11 | 2016-08-10 | 红云红河烟草(集团)有限责任公司 | Method for establishing mathematic model for leaf hitting and wind separating |
| CN107467703A (en) * | 2017-06-29 | 2017-12-15 | 北京长征高科技有限公司 | A kind of wind dispensing unit beats the control system and method for leaf index |
| CN107505908A (en) * | 2017-09-29 | 2017-12-22 | 四川烟叶复烤有限责任公司宜宾复烤厂 | A kind of beating and double roasting parameter automatic control system and method |
| CN110839930A (en) * | 2019-11-29 | 2020-02-28 | 河南中烟工业有限责任公司 | Method for automatically regulating and controlling structure of tobacco lamina on line and threshing and redrying processing method |
| CN111428988A (en) * | 2020-03-20 | 2020-07-17 | 湖南烟叶复烤有限公司郴州复烤厂 | Technological parameter adjusting method for improving threshing quality index |
| CN111765922A (en) * | 2020-07-08 | 2020-10-13 | 昆明理工大学 | Blade real-time monitoring system and monitoring method based on threshing and fine wind distribution |
| CN112438421A (en) * | 2019-09-05 | 2021-03-05 | 北京长征高科技有限公司 | Method for adjusting frequency of threshing equipment |
| CN114587002A (en) * | 2022-03-15 | 2022-06-07 | 红塔烟草(集团)有限责任公司 | Threshing control method and system |
-
2006
- 2006-06-01 CN CN 200610017875 patent/CN1868346A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841742A (en) * | 2016-04-11 | 2016-08-10 | 红云红河烟草(集团)有限责任公司 | Method for establishing mathematic model for leaf hitting and wind separating |
| CN107467703A (en) * | 2017-06-29 | 2017-12-15 | 北京长征高科技有限公司 | A kind of wind dispensing unit beats the control system and method for leaf index |
| CN107505908A (en) * | 2017-09-29 | 2017-12-22 | 四川烟叶复烤有限责任公司宜宾复烤厂 | A kind of beating and double roasting parameter automatic control system and method |
| CN112438421A (en) * | 2019-09-05 | 2021-03-05 | 北京长征高科技有限公司 | Method for adjusting frequency of threshing equipment |
| CN112438421B (en) * | 2019-09-05 | 2022-07-26 | 北京长征高科技有限公司 | Method for adjusting frequency of threshing equipment |
| CN110839930A (en) * | 2019-11-29 | 2020-02-28 | 河南中烟工业有限责任公司 | Method for automatically regulating and controlling structure of tobacco lamina on line and threshing and redrying processing method |
| CN111428988A (en) * | 2020-03-20 | 2020-07-17 | 湖南烟叶复烤有限公司郴州复烤厂 | Technological parameter adjusting method for improving threshing quality index |
| CN111765922A (en) * | 2020-07-08 | 2020-10-13 | 昆明理工大学 | Blade real-time monitoring system and monitoring method based on threshing and fine wind distribution |
| CN114587002A (en) * | 2022-03-15 | 2022-06-07 | 红塔烟草(集团)有限责任公司 | Threshing control method and system |
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