CN105410990B - Material brand switching method for negative-pressure pneumatic conveying system - Google Patents
Material brand switching method for negative-pressure pneumatic conveying system Download PDFInfo
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- CN105410990B CN105410990B CN201510726003.8A CN201510726003A CN105410990B CN 105410990 B CN105410990 B CN 105410990B CN 201510726003 A CN201510726003 A CN 201510726003A CN 105410990 B CN105410990 B CN 105410990B
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- negative
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- control valve
- feedway
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
- A24C5/39—Tobacco feeding devices
- A24C5/392—Tobacco feeding devices feeding pneumatically
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Abstract
The invention provides a material brand switching method for a negative-pressure pneumatic conveying system, and relates to the technical field of negative-pressure pneumatic conveying. The negative-pressure pneumatic conveying system comprises a material conveying pipeline connected with a negative-pressure air opening and a feeder. The method for carrying out material brand switching in the negative-pressure pneumatic conveying system comprises the following steps that 1, after materials in a first material feeding device are conveyed, a first branch pipeline and the first material feeding device are disconnected through a control valve on the first branch pipeline, and therefore the first material feeding device and the negative-pressure air opening are disconnected; 2, a control valve on a first emptying bypass is opened, bypass air is introduced, and residual materials in a material conveying pipeline are discharged; 3, after the residual materials in the material conveying pipeline are discharged, the control valve on the first emptying bypass is closed; 4, a control valve on a second branch pipeline is opened, a second material feeding device is communicated with the negative-pressure air opening, and therefore material brand switching is achieved.
Description
Technical field
The present invention relates to negative-pressure pneumatic conveying technology field, more particularly to a kind of negative-pressure pneumatic transmission system material brand is cut
Change method.
Background technology
In tobacco productive corporation, wire feeder（That is material delivery system）In pipe tobacco be typically by negative-pressure pneumatic delivery system
System is transported to the tobacco collecting box of cigarette machine, in actual production process, can only contain in a wire feeder a kind of pipe tobacco of brand and
Generally need to supply silk to multiple stage cigarette machine simultaneously per platform, when the production task that a cigarette machine completes a certain brand cigarette needs to open
During the cigarette of another brand of production that begins（When needing to carry out the switching of pipe tobacco brand）, usual way is first by cigarette by manually in the industry
Split on silk conveyance conduit and the wire feeder, then again by the pipe tobacco transfer piping be loaded with another brand pipe tobacco hello
Silk machine connection is installed, and thus completes the switching of pipe tobacco brand.Completing said process needs to consume longer time, and with Chinese people
Power cost is constantly raised, and this inefficient mode of operation obviously can not meet the growth requirement of enterprise, even more important
It is the switching of pipe tobacco brand to be carried out using aforesaid way and also have ignored a very serious problem, i.e., in pipe tobacco transfer piping
Can also the previous brand of remaining very small amount pipe tobacco, and the pipe tobacco of part remaining will be mixed in the cigarette of latter brand, so
Problems with will be brought：If the 1, the pipe tobacco grade of previous brand is less than latter brand, mix during the cigarette of latter brand can be caused
Low-grade pipe tobacco is entered, so that the cigarette quality of latter brand declines.If after the 2, the pipe tobacco grade of previous brand is higher than
One brand, then be mixed into high-grade pipe tobacco in causing low-grade cigarette, so that the production cost of cigarette is raised（It is special
Not when the pipe tobacco grade of previous brand is more much higher than latter brand grade, the rising of production of cigarettes cost becomes apparent from）.3rd, nothing
The latter brand cigarette of same batch production is inevitably resulted in by the pipe tobacco for how, being mixed into previous brand in the cigarette of latter brand
Quality consistency is reduced.
Chinese invention patent 201410310570.0 disclose a kind of wind-force feed system pipeline switching positioner and
Method, the wind-force feed system pipeline switching positioner send pulse by controller and are precisely controlled servomotor rotation,
Executing agency is finally made accurately to rotate different angles, so as to reach being accurately positioned for switching pipe interface, although its
Solve the problems, such as manually to carry out at present that the existing operating efficiency of brand switching is low, human cost is high, but in the patent
The problem of remaining previous brand pipe tobacco in pipe tobacco conveying Material pipeline road, same meeting are equally provided in the solution of offer
There is previous brand pipe tobacco and be mixed into the situation in latter brand cigarette.
The content of the invention
The technical problem to be solved in the present invention is：There is provided a kind of high working efficiency, human cost low negative-pressure pneumatic conveying
System material brand changing method, it is not in that previous brand material is mixed into latter product to carry out the switching of material brand using the method
Situation in board material.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：Negative-pressure pneumatic transmission system material brand
Changing method, it is characterised in that：Negative-pressure pneumatic transmission system includes Material pipeline road and the feeder for connecting negative pressure air port, institute
State Material pipeline road and be connected with the first branch line, second branched pipe road ... N branch lines, first branched pipe
Road, second branched pipe road ... N branch lines have been connected respectively first material feedway, second material supply dress
N material delivery systems are put ..., it is also right respectively on first branch line, second branched pipe road ... N branch lines
The first emptying bypass, the second emptying bypass ... N emptying bypasses should be connected with, be all provided with all branch lines, emptying bypass
There is the control valve for control piper break-make；In all materials feedway, the material brand of supply is differed, all materials
Feedway is all connected with same feeder；
The method for carrying out material brand switching in above-mentioned negative-pressure pneumatic transmission system is comprised the following steps：
After the first step, the material completed in first material feedway are conveyed, by the control valve on the first branch line
The connection of the first branch line and first material feedway is cut off, so that first material feedway is cut off with negative pressure air port
Connection；
Second step, the control valve opened in the first emptying bypass, introduce bypass air, empty residual in Material pipeline road
Storage material；
After salvage stores emptying in 3rd step, Material pipeline road, the control valve closed in the first emptying bypass；
4th step, the control valve opened on second branched pipe road, second material feedway is connected with negative pressure air port, from
And realize the switching of material brand.
Further, the control valve installed on all branch lines is pneumatic gate valve, installs in all emptying bypasses
Control valve is Pneumatic butterfly valve, and all pneumatic gate valves and Pneumatic butterfly valve are electrically connected with a controller；
The method for carrying out material brand switching in above-mentioned negative-pressure pneumatic transmission system also includes：
The step of controller control pneumatic gate valve is opened and closed；
The step of controller control Pneumatic butterfly valve is opened and closed.
The present invention obtain beneficial effect be：Material pipeline road connection the of the present invention in negative-pressure pneumatic transmission system
Each branch line is corresponded to different material delivery systems simultaneously by one branch line, second branched pipe road ... N branch lines
Be connected respectively on each branch line the first emptying bypass, second emptying bypass ... N emptying bypass, when need switching
During pipe tobacco brand, the connection of first material feedway and negative pressure air port can be initially switched off, then enter air from evacuated tube pass,
In the presence of strength, in Material pipeline road, the pipe tobacco of remaining is drained, and is then switched off the first emptying bypass, finally by second
Material delivery system is connected with negative pressure air port, you can realize the switching of material brand.In the negative-pressure pneumatic conveying that the present invention is provided
In system material brand changing method, the switching of material brand realizes that by the opening and closing of each pipeline of control brand is cut
Without the need for manually dismounting pipe tobacco transfer piping during changing, operating efficiency is greatly improved, and largely reduces material
Human cost in brand handoff procedure, particular, it is important that the present invention is great be creatively connected on each branch line
Emptying bypass, in being first introduced into bypass air before latter brand pipe tobacco is switched to Material pipeline road, the pipe tobacco of remaining is arranged
Sky, is mixed into the situation in latter brand cigarette so as to thoroughly avoid previous brand pipe tobacco, it is ensured that with the cigarette that batch is produced
Quality consistency, be mixed in having prevented high-quality cigarette inferior grade pipe tobacco cause cigarette quality decline and inferior grade cigarette in mix
Entering high-quality pipe tobacco causes the elevated problem of cost.
Description of the drawings
Fig. 1 is the implementing procedure figure of the present invention；
Fig. 2 is the overall structure diagram of negative-pressure pneumatic transmission system in the present invention；
Fig. 3 is the partial enlarged drawing at A positions in Fig. 2；
Reference is：
1 pipe tobacco transfer pipeline, 2 feeder, 31 first branch line
32 second branched pipe road, 41 first material feedway, 42 second material feedway
51 first emptying bypass, 52 second emptying bypass 6 controls valve.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further with accompanying drawing with reference to embodiment
It is bright, the content that embodiment is referred to not limitation of the invention.
It is emphasized that in describing the invention, term " installation ", " being connected ", " connection " should be interpreted broadly, example
Such as, can be mechanically connected or electrically connect, or two element internals connection, can be joined directly together, it is also possible to logical
Cross intermediary to be indirectly connected to, for the ordinary skill in the art, the term can be understood as the case may be
Concrete meaning.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relative
Importance or the implicit quantity for indicating indicated technical characteristic.In describing the invention, " multiple " are meant that two
Or two or more, unless otherwise expressly limited specifically.
As Figure 2-3, the negative-pressure pneumatic transmission system for feeding tobacco-thread includes connecting the pipe tobacco conveying in negative pressure air port
Pipeline 1 and feeder 2（In fig 2, tobacco collecting box of the feeder 2 for cigarette making and tipping machine）, pipe tobacco transfer pipeline 1 is connected with first point
Bye-pass 31, second branched pipe road 32 ... N branch lines, the first branch line 31, second branched pipe road 32 ... N point
Bye-pass has been connected respectively first material feedway 41, second material feedway 42 ... N material delivery systems
（In the negative-pressure pneumatic transmission system of feeding tobacco-thread, material delivery system is wire feeder）, the first branch line 31, the second branch
Pipeline 32 ... has also been connected respectively the 51, second emptying of the first emptying bypass bypass 52 on N branch lines ..., and N is arranged
Empty bypass, is equipped with the control valve 6 for control piper break-make on all branch lines, emptying bypass；All materials supply dress
The material brand for putting interior supply is differed, and all materials feedway is all connected with same feeder 2；Although in fig. 2, blanking
Device 2（The tobacco collecting box of cigarette making and tipping machine）Two wire feeders are connected to only, it should be appreciated to those skilled in the art that in negative-pressure pneumatic
On the premise of induction system power is enough, the quantity upper limit no in theory of the wire feeder that cigarette machine 2 can connect, in addition,
For the ease of statement, it is 1# and 2# in Fig. 2 to number this two wire feeders respectively.
In above-mentioned negative-pressure pneumatic transmission system, the pipe tobacco conveyed to system is switched to into 2# wire feeders from 1# wire feeders
Method is as shown in figure 1, comprise the following steps：
The first step, complete first material feedway 41（That is 1# wire feeders）In material conveying after, by the first branch
First branch line of the cut-out of control valve 6 31 and first material feedway 41 on pipeline 31（1# wire feeders）Connection, so as to
Cut-out first material feedway 41（1# wire feeders）With the connection in negative pressure air port；
Second step, the control valve 6 opened in the first emptying bypass 51, introduce bypass air, in emptying pipe tobacco transfer pipeline 1
Remaining pipe tobacco；
After remaining pipe tobacco emptying in 3rd step, pipe tobacco transfer pipeline 1, the control valve 6 closed in the first emptying bypass 51；
4th step, the control valve 6 opened on second branched pipe road 32, by second material feedway 42（That is 2# wire feeders）
Connect with negative pressure air port, so as to realize the switching of material brand.
It should be noted that the above-mentioned embodiment for applying the present invention to the switching of pipe tobacco brand is merely to illustrate the present invention's
Design, rather than the restriction of scope is applied to, it will be appreciated by those skilled in the art that, the negative-pressure pneumatic conveying thing that the present invention is provided
Item board changing method cannot be only used for the switching of pipe tobacco brand, it may also be used for the product between other species materials outside pipe tobacco
Board switches.In addition, it is necessary to it is once more emphasized that, in the negative-pressure pneumatic transmission system of the present invention, " first ", " second " are only
It is that, for making a distinction with mutually isostructural two part/devices, and non-specific refers in particular to a certain part/device, such as
One material delivery system refers to the front material delivery system to feeder feed of brand switching（Or first thing can be referred to as
Material feedway）, second material feedway refer to brand switching after to feeder feed material delivery system（Or can
To be referred to as in rear material delivery system）, meaning and thing that above-mentioned " first ", " second " are referred in miscellaneous part/device
Material feedway is identical, will not be described here.
In the above-described embodiments, the present invention connects first point by the pipe tobacco transfer pipeline 1 in negative-pressure pneumatic transmission system
Each branch line is corresponded to different material delivery systems simultaneously by bye-pass 31, second branched pipe road 32 ... N branch lines
N emptyings are bypassed, and work as needs to be connected respectively the 51, second emptying of the first emptying bypass bypass 52 on each branch line ...
During switching pipe tobacco brand, the connection of first material feedway 41 and negative pressure air port can be initially switched off, then from evacuated tube pass
Enter air, in the presence of strength, the pipe tobacco of remaining is drained in pipe tobacco transfer pipeline 1, be then switched off the first emptying bypass 51,
Finally second material feedway 42 is connected with negative pressure air port, you can realize the switching of material brand.There is provided in the present invention
In negative-pressure pneumatic transmission system material brand changing method, the switching of material brand by control the opening and closing of each pipeline come
Realize, without the need for manually dismounting pipe tobacco transfer piping in brand handoff procedure, operating efficiency is greatly improved, largely
The human cost in material brand handoff procedure is reduced, particular, it is important that the present invention is great creatively in each branched pipe
Emptying bypass is connected on road, remaining in being first introduced into bypass air before latter brand pipe tobacco is switched to Material pipeline road
Pipe tobacco is emptied, and is mixed into the situation in latter brand cigarette so as to thoroughly avoid previous brand pipe tobacco, it is ensured that same to batch
The quality consistency of the cigarette of production, being mixed into inferior grade pipe tobacco in having prevented high-quality cigarette causes cigarette quality to decline and low
High-quality pipe tobacco is mixed in level cigarette causes the elevated problem of cost.
Certainly, in order to make above-mentioned material brand handoff procedure automaticity higher, the control installed on all branch lines
Valve processed can select pneumatic gate valve, and the control valve installed in all emptying bypasses is from Pneumatic butterfly valve, all pneumatic plates
Valve and Pneumatic butterfly valve are electrically connected with a controller；
The method for carrying out material brand switching in above-mentioned negative-pressure pneumatic transmission system also includes：
The step of controller control pneumatic gate valve is opened and closed；
The step of controller control Pneumatic butterfly valve is opened and closed.
By controlling the opened/closed of pneumatic gate valve and Pneumatic butterfly valve using controller, realize opening/closing to each pipeline
Automatically control, further increase brand switching operating efficiency, reduce the artificial operation in brand handoff procedure, enter one
Step reduces the human cost of enterprise.
Above-described embodiment is the present invention preferably implementation, and in addition, the present invention can be realized with alternate manner,
On the premise of conceiving without departing from the technical program, any obvious replacement is within protection scope of the present invention.
In order to allow those of ordinary skill in the art more easily to understand improvements of the present invention relative to prior art, this
Some accompanying drawings of invention and description have been simplified, and for the sake of clarity, present specification is omitted some other units
Element, those of ordinary skill in the art should be aware that these elements for omitting also may make up present disclosure.
Claims (2)
1. negative-pressure pneumatic transmission system material brand changing method, it is characterised in that：Negative-pressure pneumatic transmission system includes that connection is negative
The Material pipeline road in pressure air port and feeder, the Material pipeline road is connected with the first branch line, second branched pipe
Road ... N branch lines, first branch line, second branched pipe road ... N branch lines have been connected respectively
First material feedway, second material feedway ... N material delivery systems, first branch line, second point
First emptying bypass, second emptying bypass ... N emptying side have been connected respectively on bye-pass ... N branch lines also
Road, is equipped with the control valve for control piper break-make on all branch lines, emptying bypass；Supply in all materials feedway
The material brand given is differed, and all materials feedway is all connected with same feeder；
The method for carrying out material brand switching in above-mentioned negative-pressure pneumatic transmission system is comprised the following steps：
After the first step, the material completed in first material feedway are conveyed, cut off by the control valve on the first branch line
The connection of the first branch line and first material feedway, so that cut off the company of first material feedway and negative pressure air port
Connect；
Second step, the control valve opened in the first emptying bypass, introduce bypass air, empty the remnant in Material pipeline road
Material；
After salvage stores in 3rd step, Material pipeline road is drained, the control valve closed in the first emptying bypass；
4th step, the control valve opened on second branched pipe road, second material feedway are connected with negative pressure air port, so as to reality
The switching of existing material brand.
2. negative-pressure pneumatic transmission system material brand changing method according to claim 1, it is characterised in that：All branches
The control valve installed on pipeline is pneumatic gate valve, and the control valve installed in all emptying bypasses is Pneumatic butterfly valve, owns
Pneumatic gate valve and Pneumatic butterfly valve are electrically connected with a controller；
The method for carrying out material brand switching in above-mentioned negative-pressure pneumatic transmission system also includes：
The step of controller control pneumatic gate valve is opened and closed；
The step of controller control Pneumatic butterfly valve is opened and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726003.8A CN105410990B (en) | 2015-11-02 | 2015-11-02 | Material brand switching method for negative-pressure pneumatic conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726003.8A CN105410990B (en) | 2015-11-02 | 2015-11-02 | Material brand switching method for negative-pressure pneumatic conveying system |
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| Publication Number | Publication Date |
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| CN105410990A CN105410990A (en) | 2016-03-23 |
| CN105410990B true CN105410990B (en) | 2017-03-22 |
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| CN201510726003.8A Active CN105410990B (en) | 2015-11-02 | 2015-11-02 | Material brand switching method for negative-pressure pneumatic conveying system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114516544B (en) * | 2022-03-14 | 2024-03-15 | 南华大学 | Pneumatic conveying material supply method and supply system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1719359A (en) * | 2005-04-30 | 2006-01-11 | 江苏南大紫金科技集团有限公司 | Intelligent pneumatic transfer metering dosage device |
| US8087851B1 (en) * | 2006-04-27 | 2012-01-03 | Jarvis R Darren | Process for handling powdered material |
| CN203777972U (en) * | 2014-03-11 | 2014-08-20 | 吴江市天利聚合物有限公司 | Batching device capable of accurately controlling weight of fed material |
| CN104133385A (en) * | 2014-06-30 | 2014-11-05 | 广州市傲派自动化设备有限公司 | Pipe switching positioning device and method used for wind-power feed system |
| CN204005245U (en) * | 2014-07-11 | 2014-12-10 | 宁波海越新材料有限公司 | The many material-transporting systems of a kind of harbour A-grade in the first class's class |
| CN204078805U (en) * | 2014-10-09 | 2015-01-07 | 南京叶佳机电科技有限公司 | Pipe tobacco conveying grade transition system |
-
2015
- 2015-11-02 CN CN201510726003.8A patent/CN105410990B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1719359A (en) * | 2005-04-30 | 2006-01-11 | 江苏南大紫金科技集团有限公司 | Intelligent pneumatic transfer metering dosage device |
| US8087851B1 (en) * | 2006-04-27 | 2012-01-03 | Jarvis R Darren | Process for handling powdered material |
| CN203777972U (en) * | 2014-03-11 | 2014-08-20 | 吴江市天利聚合物有限公司 | Batching device capable of accurately controlling weight of fed material |
| CN104133385A (en) * | 2014-06-30 | 2014-11-05 | 广州市傲派自动化设备有限公司 | Pipe switching positioning device and method used for wind-power feed system |
| CN204005245U (en) * | 2014-07-11 | 2014-12-10 | 宁波海越新材料有限公司 | The many material-transporting systems of a kind of harbour A-grade in the first class's class |
| CN204078805U (en) * | 2014-10-09 | 2015-01-07 | 南京叶佳机电科技有限公司 | Pipe tobacco conveying grade transition system |
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