CN106370546A - Sampling test method for whole cut rate and broken cut rate of cut tobacco obtained after air conveying and sampling device - Google Patents
Sampling test method for whole cut rate and broken cut rate of cut tobacco obtained after air conveying and sampling device Download PDFInfo
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- CN106370546A CN106370546A CN201611016584.7A CN201611016584A CN106370546A CN 106370546 A CN106370546 A CN 106370546A CN 201611016584 A CN201611016584 A CN 201611016584A CN 106370546 A CN106370546 A CN 106370546A
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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Abstract
The invention provides sampling test methods for the whole cut rate and the broken cut rate of cut tobacco obtained after air conveying and a sampling device and relates to the technical field of sampling test of the whole cut rate and the broken cut rate of the cut tobacco. The sampling device for testing the whole cut rate and the broken cut rate of the cut tobacco obtained after air conveying comprises a cigarette making machine cut tobacco sampling device and an air return pipe tobacco powder metering device. The cigarette making machine cut tobacco sampling device comprises an opaque shielding part inserted into a cigarette making machine material bin to shield a high-material photoelectric switch, and a sampling bag used for stretching into the cigarette making machine material bin to collect the cut tobacco. The air return pipe tobacco powder metering device comprises a controller, a powder concentration meter and an air speed flow meter, wherein the powder concentration meter and the air speed flow meter are installed on an air return pipeline. The sampling test method for the whole cut rate of the cut tobacco obtained after air conveying and the sampling test method for the broken cut rate of the cut tobacco obtained after air conveying are both achieved based on the sampling device, the sampling test methods for the whole cut rate and the broken cut rate of the cut tobacco obtained after air conveying both include the steps of cut tobacco sampling, air return pipe tobacco powder metering data reading and recording, and calculating of the whole cut rate of the cut tobacco obtained after air conveying.
Description
Technical field
The present invention relates to tobacco shred whole cut rate and filament broken rate sampling and testing technical field are and in particular to cigarette after a kind of Pneumatic silk feeding
Silk whole cut rate and filament broken rate sampling and testing method and sampler.
Background technology
The cigarette machine overwhelming majority of domestic cigar mill employs Pneumatic Feeding System at present, and Pneumatic Feeding System generally comprises
Cigarette machine, wire feeder, wire feed expects pipe, cleaning shaft, wind power balance equipment, blower fan, cleaner etc..Pneumatic Feeding System is to adopt
With negative pressure dilute phase suction and conveying mode, pipe tobacco transfer piping design wind speed is 18m/s, due to pipeline junction and the leakage of cigarette machine aspirator bucket
The factor such as wind and systematic air flow fluctuation, actual wind speed typically can be controlled in the range of 14-22m/s.Pneumatic Feeding System is because of tool
There is the little, working service of investment convenient and the advantage such as environmental protection and energy saving obtains a wide range of applications in cigarette factory, but Pneumatic silk feeding
System declines or makes broken influence degree to tobacco shred whole cut rate has become the problem that cigar mill increasingly receives much concern.Pneumatic silk feeding
System is made broken influence factor and can be summarized as three aspects: 1) wire feed pipeline to tobacco shred, that is, inner-walls of duct roughness, length and
The quantity of elbow and radius of curvature etc.；2) fiber tube air speed value size；3) fiber tube fluctuations in wind speed value size.Pneumatic Feeding System is set up
And after putting into operation, the factor of wire feed pipeline is almost shaped, adopt system debug usually in terms of second and third and run pipe
The means such as reason make broken impact reducing Pneumatic Feeding System to tobacco shred.
The accuracy that test Pneumatic Feeding System makes broken impact to tobacco shred is closely related with test sampling method, and conventional comments
The tobacco shred that valency method is forward and backward to Pneumatic silk feeding is sampled respectively, and then sample is carried out with whole cut rate and filament broken rate test again
And analysis, evaluate its tobacco shred whole cut rate index and decline and filament broken rate index rising situation.Tobacco shred whole cut rate after Pneumatic silk feeding and
Filament broken rate test typically sample the tobacco shred from aspirator bucket, however current tobacco shred whole cut rate after detecting Pneumatic silk feeding in the industry and
All have ignored tobacco shred in aspirator bucket during filament broken rate and sample incomplete problem, in aspirator bucket, tobacco shred samples incomplete main cause
It is: 1) in aspirator bucket, tobacco shred sampling does not have professional tool, and actually generally existing takes less or leaks the problem taking；2) backwind tube leakage
The offal running is not considered；Imperfect due to sampling, necessarily may result in the testing result finally giving and there is certain deviation.
Content of the invention
The technical problem to be solved in the present invention be provide that a kind of sampling is complete, tobacco shred after the accurate wind model of testing result
Whole cut rate and filament broken rate sampling and testing method, meanwhile, the present invention also provide one kind be exclusively used in after wind model tobacco shred whole cut rate with
The sampler of filament broken rate test.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that for tobacco shred whole cut rate after wind model
Sampler with filament broken rate test, comprising:
Cigarette machine tobacco shred sampler, including for inserting the opaque occlusion part blocking high material photoswitch in cigarette machine feed bin
Part and the sampling bag for stretching into collection tobacco shred in cigarette machine feed bin；
Backwind tube offal metering device, the powder concn instrument including controller, being installed on return air duct and wind speed effusion meter；
Described sampling bag includes support and tobacco shred collecting bag, and described support includes first rectangular frame, described tobacco shred collecting bag bag
Include the bag body that transparent thin-film material is made, described tobacco shred collecting bag is fixedly connected on first rectangular frame and its bag mouth is by the first square
Shape framework struts, and before described first rectangular frame, all coats the compression layer that resilient material is made, institute on left and right 3 ribs
When stating the feed bin sampling that sampling bag inserts cigarette machine, described compression layer is squeezed and withstands bin wall, described first rectangular frame
The rib at rear portion flushes in the doorway of feed bin or is in outside feed bin, thus avoiding tobacco shred to trickle down outside sampling bag；
Described powder concn instrument and wind speed effusion meter are all electrically connected with controller, and described controller records according to powder concn instrument
Offal concentration, air flow rate, the internal diameter of backwind tube and aspirator Time Calculation that wind speed effusion meter records go out tobacco shred and sampled
Flow through the offal quality of backwind tube in journey and result of calculation is exported.
Further, described support also includes being set in parallel in the second rectangular frame below first rectangular frame, and described
One rectangular frame and second rectangular frame are fixedly linked by pole, and the bag body of described tobacco shred collecting bag overhangs the first rectangle frame
In frame and second rectangular frame.
Further, described support also includes being fixedly connected on the handle of described first rectangular frame.
Preferably, described compression layer is made up of the thick glass cotton of 6mm.
Preferably, described opaque blocking parts is art paper.
Based on the above-mentioned sampler for tobacco shred whole cut rate after wind model and filament broken rate test, the present invention also provides one
Plant tobacco shred whole cut rate and filament broken rate sampling and testing method after wind model, wherein, tobacco shred whole cut rate sampling and testing after wind model
Method comprises the following steps:
Step one, tobacco shred sampling:
S101, first cancellation cigarette machine and feed bin back door interlocking signal, it is to avoid cigarette machine automatic stopping when feed bin back door is opened, then
Open cigarette machine feed bin back door, insert described opaque blocking parts toward in feed bin, shelter from feed bin high material photoswitch；
S102, by described sampling bag after feed bin doorway stretch into feed bin it is ensured that bag mouth upward, bag bottom naturally droops in feed bin,
After aspirator bucket is filled tobacco shred, take out out described opaque blocking parts, cancel and feed bin high material photoswitch is blocked, then inhale
Silk bucket valve automatically opens up, and tobacco shred drops in described tobacco shred collecting bag；
S103, block feed bin high charge level photoswitch again with described opaque blocking parts, aspirator bucket valve is automatically switched off, volume
Cigarette machine, automatically into the next aspirator cycle, takes out described sampling bag from feed bin；
S104, according to required sampling amount repeat the above steps s102 and s103, until sampling complete；
Step 2, read and record backwind tube offal continuous data:
Read and record the backwind tube offal continuous data of described controller output；
The whole cut rate of tobacco shred after step 3, calculating wind model:
The tobacco shred that step one sampling is obtained enters according to the regulation of People's Republic of China's tobacco business standard yc/t178-2003
Row screening, collects the tobacco shred on 3.35mm and 2.5mm screen cloth and simultaneously weighs, and then calculates the whole of tobacco shred after wind model according to following formula
Silk rate:
tc=tc/ g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)cFor whole cut rate, tcSieve the tobacco quality of online collection for 3.35mm and 2.5mm, g is the detected total matter of material
Amount, g in formula (2)1Sample the tobacco quality obtaining, g for step one from aspirator bucket2For backwind tube calculated in step 2
Road offal gross mass.
Wherein, after wind model, tobacco shred filament broken rate sampling and testing method comprises the following steps:
Step one, tobacco shred sampling:
S101, first cancellation cigarette machine and feed bin back door interlocking signal, it is to avoid cigarette machine automatic stopping when feed bin back door is opened, then
Open cigarette machine feed bin back door, insert described opaque blocking parts toward in feed bin, shelter from feed bin high material photoswitch；
S102, by described sampling bag after feed bin doorway stretch into feed bin it is ensured that bag mouth upward, bag bottom naturally droops in feed bin,
After aspirator bucket is filled tobacco shred, take out out described opaque blocking parts, cancel and feed bin high material photoswitch is blocked, then inhale
Silk bucket valve automatically opens up, and tobacco shred drops in described tobacco shred collecting bag；
S103, block feed bin high charge level photoswitch again with described opaque blocking parts, aspirator bucket valve is automatically switched off, volume
Cigarette machine, automatically into the next aspirator cycle, takes out described sampling bag from feed bin；
S104, according to required sampling amount repeat the above steps s102 and s103, until sampling complete；
Step 2, read and record backwind tube offal continuous data:
Read and record the backwind tube offal continuous data of described controller output；
The filament broken rate of tobacco shred after step 3, calculating wind model:
Step one is sampled from aspirator bucket the tobacco shred obtaining according to People's Republic of China's tobacco business standard yc/t178-
2003 regulation is sieved, and collects the tobacco shred under 1.0mm screen cloth and weighs, and then calculates tobacco shred after wind model according to following formula
Filament broken rate:
tsh=(tsh+g2)/g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)shFor filament broken rate, tshFor the tobacco quality collected under 1.0mm screen cloth, g is detected material gross mass, formula
(2) g in1Sample the tobacco quality obtaining, g for step one from aspirator bucket2For return air duct offal calculated in step 2
Gross mass.
After the wind model that the present invention provides, tobacco shred whole cut rate and the sampler of filament broken rate test include cigarette machine tobacco shred
Sampler and backwind tube tobacco metering device, during the sampling of cigarette machine tobacco shred, feed bin (feed bin is stretched on sampling bag doorway after feed bin
It is in below aspirator bucket, is separated by valve, after valve is opened, the tobacco shred in aspirator bucket will fall in feed bin), the first square
Before shape framework, on left rib, the compression layer of cladding is squeezed and withstands bin wall, and the rib at first rectangular frame rear portion flushes in material
The doorway in storehouse or be in outside feed bin, can avoid tobacco shred trickle down sampling bag outside so that tobacco shred all quilts in aspirator bucket
Collect in tobacco shred collecting bag, ensured that the sampling of cigarette machine tobacco shred is complete；Meanwhile, it is installed on the powder concn of return air duct
Instrument and wind speed effusion meter detect offal concentration in backwind tube and air flow rate and detection data are sent to controller, control
The Automatic Program that device passes through to finish in advance calculates (according to return air bore, offal concentration, air flow rate and aspirator Time Calculation)
Go out the offal amount flowing out from backwind tube during aspirator, thereby guarantee that the offal leaking race in backwind tube is also included into sampling and calculates, from
And ensure that the sampling integrity before whole test, it is to avoid take less, leak and the artificial operating error such as take so that final test knot
Fruit more science, accurately.
Brief description
Fig. 1 is the overall structure diagram of cigarette machine Pneumatic Feeding System；
Fig. 2 is the overall structure diagram of sampling bag in the embodiment of the present invention；
Fig. 3 is the partial enlarged drawing at a position in Fig. 2；
In figure:
1a sampling bag 2a controller 2b powder concn instrument
2c wind speed effusion meter 1a1 first rectangular frame 1a2 bag body
1a3 second rectangular frame 1a4 pole 1a5 handle
1a1a compression layer.
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 specific embodiment
Explanation.
Need to illustrate in advance, in describing the invention, term " installation ", " being connected ", " connection " should do broad sense reason
Solution, for example, it may be the connection of mechanical connection or electrical connection or two element internals, can be to be joined directly together, also may be used
To be indirectly connected to by intermediary, for the ordinary skill in the art, described in can understanding as the case may be
The concrete meaning of term.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 indicating indicated technical characteristic.In describing the invention, " multiple ", " polylith "
It is meant that two or more, unless otherwise expressly limited specifically.
As Figure 1-3, a kind of sampler for tobacco shred whole cut rate after wind model and filament broken rate test, including volume
Cigarette machine tobacco shred sampler and backwind tube offal metering device.
Wherein, cigarette machine tobacco shred sampler includes blocking the impermeable of high material photoswitch in cigarette machine feed bin for inserting
Bright blocking parts (opaque blocking parts is not shown in the accompanying drawings, one tabular/sheet component can be understood as it is only necessary to
It is capable of sheltering from and height is expected photoswitch and facilitated insertion into the purpose extracted out in feed bin and from feed bin) and figure
The sampling bag 1a for stretching into collection tobacco shred in cigarette machine feed bin shown in 2；
Wherein, backwind tube offal metering device as shown in Figure 1, including controller 2a, the powder concn instrument that is installed on return air duct
2b and wind speed effusion meter 2c.
Above-mentioned sampling bag 1a includes support and tobacco shred collecting bag, and support includes first rectangular frame 1a1, tobacco shred collecting bag bag
Include the bag body 1a2 that transparent thin-film material is made；It should be noted that bag body 1a2 must adopt the transparent thin-film material system of printing opacity
Become, mainly consider: 1, feed bin high charge level photoelectric switching signal can pass through transparent thin-film material, so when sampling bag 1a is in
In feed bin when (blocking parts is extracted out from feed bin), high charge level photoswitch will not produce high charge level signal, the work of aspirator bucket
Men Caihui opens, and tobacco shred just can fall in bag；2nd, due to after feed bin doorway only have the space of 260mm × 800mm, material turnover is logical
Road is in v font, using film material sampling bag, can conveniently sample material and propose.In above-mentioned sampling bag 1a, tobacco shred collecting bag
It is fixedly connected on first rectangular frame 1a1 and its bag mouth is strutted by first rectangular frame 1a1, before first rectangular frame 1a1,
All coat, on left and right 3 ribs, the compression layer 1a1a that resilient material is made.When sampling bag 1a inserts the feed bin sampling of cigarette machine
When, compression layer 1a1a is squeezed and withstands bin wall, and the rib at first rectangular frame 1a1 rear portion flushes in doorway or the place of feed bin
Outside feed bin, thus avoiding tobacco shred to trickle down outside sampling bag 1a.
In above-mentioned backwind tube offal metering device, powder concn instrument 2b and wind speed effusion meter 2c are all electric with controller 2a
Connect, air flow rate that offal concentration that controller 2a records according to powder concn instrument 2b, wind speed effusion meter 2c record, backwind tube
Internal diameter and aspirator Time Calculation go out to flow through the offal quality of backwind tube in tobacco shred sampling process and result of calculation exported.
After above-mentioned wind model, tobacco shred whole cut rate and the sampler of filament broken rate test include cigarette machine tobacco shred sampler
With backwind tube tobacco metering device, during the sampling of cigarette machine tobacco shred, (as shown in Figure 1, sampling bag 1a stretches into feed bin in doorway after feed bin
Feed bin is in below aspirator bucket, is separated by valve, and after valve is opened, the tobacco shred in aspirator bucket will fall in feed bin), the
Before one rectangular frame 1a1, on left rib, the compression layer 1a1a of cladding is squeezed and withstands bin wall, first rectangular frame 1a1a rear portion
Rib flush in the doorway of feed bin or be in outside feed bin, can avoid tobacco shred trickle down sampling bag 1a outside so that aspirator
Tobacco shred in bucket is all collected in tobacco shred collecting bag, has ensured that the sampling of cigarette machine tobacco shred is complete；Meanwhile, it is installed on back
The powder concn instrument 2b of wind pipeline and wind speed effusion meter 2c detects offal concentration in backwind tube and air flow rate and will detect
, to controller 2a, the Automatic Program calculating that controller 2a passes through to finish in advance is (dense according to return air bore, offal for data is activation
Degree, air flow rate and aspirator Time Calculation) go out the offal amount flowing out from backwind tube during aspirator, thereby guarantee that in backwind tube, leakage is run
Offal be also included into sampling and calculate, thus ensure that the sampling integrity before whole test, it is to avoid take less, leak take etc. artificial
Operating error is so that final test result more science, accurately.
On the basis of aforementioned schemes, as shown in Fig. 2 and 3, the support of sampling bag 1a also includes being set in parallel in the first square
Second rectangular frame 1a3 below shape framework 1a1, it is solid that first rectangular frame 1a1 and second rectangular frame 1a3 pass through pole 1a4
Fixed connected, the bag body 1a2 of tobacco shred collecting bag overhangs in first rectangular frame 1a1 and second rectangular frame 1a3.Additionally, it is above-mentioned
Support also includes the handle 1a5 being fixedly connected on first rectangular frame 1a1.
Preferably, on the rib of first rectangular frame 1a1, the compression layer 1a1a of cladding is made up of the thick glass cotton of 6mm, no
Transparent blocking parts is art paper.In the present invention, on rib, cladding compression layer 1a1a can adopt below scheme: support
Front 3 gaps between rib and feed bin in left and right be 5mm, then using the glass cotton of thick 6mm, above-mentioned 3 ribs are encased so that
During support insertion feed bin sampling, this 3 ribs are pressed close to bin wall, thus avoiding tobacco shred to trickle down.
As another aspect of the present invention, on the basis of above-mentioned sampler, a kind of wind model after cigarette is described below
Silk whole cut rate and filament broken rate sampling and testing method, wherein, after wind model, tobacco shred whole cut rate sampling and testing method includes following step
Rapid:
Step one, tobacco shred sampling:
S101, first cancellation cigarette machine and feed bin back door interlocking signal, it is to avoid cigarette machine automatic stopping when feed bin back door is opened, then
Open cigarette machine feed bin back door, toward in feed bin, insert opaque blocking parts, shelter from feed bin high material photoswitch；
S102, by sampling bag 1a after feed bin doorway stretch into feed bin it is ensured that bag mouth upward, bag bottom naturally droops in feed bin, treats
After aspirator bucket is filled tobacco shred, take out out opaque blocking parts, cancel and feed bin high material photoswitch is blocked, then aspirator bucket is lived
Door automatically opens up, and tobacco shred drops in tobacco shred collecting bag；
S103, block feed bin high charge level photoswitch again with opaque blocking parts, aspirator bucket valve is automatically switched off, cigarette machine
Automatically into the next aspirator cycle, take out described sampling bag 1a from feed bin；
S104, according to required sampling amount repeat the above steps s102 and s103, until sampling complete；
Step 2, read and record backwind tube offal continuous data:
Read the backwind tube offal continuous data of simultaneously recording controller 2a output；
The whole cut rate of tobacco shred after step 3, calculating wind model:
The tobacco shred that step one sampling is obtained enters according to the regulation of People's Republic of China's tobacco business standard yc/t178-2003
Row screening, collects the tobacco shred on 3.35mm and 2.5mm screen cloth and simultaneously weighs, and then calculates the whole of tobacco shred after wind model according to following formula
Silk rate:
tc=tc/ g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)cFor whole cut rate, tcSieve the tobacco quality of online collection for 3.35mm and 2.5mm, g is the detected total matter of material
Amount, g in formula (2)1Sample the tobacco quality obtaining, g for step one from aspirator bucket2For backwind tube calculated in step 2
Road offal gross mass.
Wherein, tobacco shred whole cut rate sampling and testing side after tobacco shred filament broken rate sampling and testing method and wind model after wind model
Method is similar to, the same step including tobacco shred sampling and reading and record backwind tube offal continuous data, the difference is that only step
Rapid three, below the step 3 of tobacco shred filament broken rate sampling and testing method after wind model is described in detail:
The filament broken rate of tobacco shred after step 3, calculating wind model:
Step one is sampled from aspirator bucket the tobacco shred obtaining according to People's Republic of China's tobacco business standard yc/t178-
2003 regulation is sieved, and collects the tobacco shred under 1.0mm screen cloth and weighs, and then calculates tobacco shred after wind model according to following formula
Filament broken rate:
tsh=(tsh+g2)/g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)shFor filament broken rate, tshFor the tobacco quality collected under 1.0mm screen cloth, g is detected material gross mass, formula
(2) g in1Sample the tobacco quality obtaining, g for step one from aspirator bucket2For return air duct offal calculated in step 2
Gross mass.
It should be noted that in tobacco shred whole cut rate and filament broken rate sampling and testing method after wind model, will in step 3
Yq-2 type can be adopted according to the regulation of the People's Republic of China's tobacco business standard yc/t178-2003 when tobacco shred is sieved
Tobacco structure vibrating separating sieve sieves to tobacco shred, and tobacco structure vibrating separating sieve includes being arranged on feeding on a fixed frame
Material delivery bag, three-layer screen (aperture not be 3.35mm, 2.5mm and 1.00mm) and four tobacco shred collecting boxs, tobacco shred is by above-mentioned
Three-layer screen carries out separating, and screen cloth press the descending laminated structure of mesh size and sorted, and the outlet of every layer of screen cloth is to should have one
The individual tobacco shred collecting box for collecting tobacco shred after separation, tobacco structure vibrating separating sieve more specifically structure can also be with reference to yc/
t178-2003；During screening, the frequency of vibration of screen cloth is (598+/- 2) r/min；The amplitude of screen cloth is (14.0+/- 1.2) mm；Hello
The stone area of material strip is 1360mm × 420mm, and the speed of service of feeding band is 0.016m/s；Tobacco shred is weighed and can be adopted sensibility reciprocal
Electronic balance (can certainly be the electronic balance of 0.1g using sensibility reciprocal) for 1g.
Above-described embodiment is the present invention preferably implementation, and in addition, the present invention can be realized with alternate manner,
Without departing from obvious replacement any on the premise of the technical program design all within protection scope of the present invention.
In order to allow those of ordinary skill in the art more easily understand the improvements that the present invention is with respect 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 the element that these omit also may make up present disclosure.
Claims (7)
1. after being used for wind model, tobacco shred whole cut rate and the sampler of filament broken rate test are it is characterised in that include:
Cigarette machine tobacco shred sampler, including for inserting the opaque occlusion part blocking high material photoswitch in cigarette machine feed bin
Part and the sampling bag (1a) for stretching into collection tobacco shred in cigarette machine feed bin；
Backwind tube offal metering device, the powder concn instrument (2b) including controller (2a), being installed on return air duct and wind speed stream
Gauge (2c)；
Described sampling bag (1a) includes support and tobacco shred collecting bag, and described support includes first rectangular frame (1a1), described tobacco shred
Collecting bag includes the bag body (1a2) that transparent thin-film material is made, and described tobacco shred collecting bag is fixedly connected on first rectangular frame
(1a1) and its bag mouth is strutted by first rectangular frame (1a1), before described first rectangular frame (1a1), on left and right 3 ribs
The compression layer (1a1a) that all cladding resilient material is made, when described sampling bag (1a) inserts the feed bin sampling of cigarette machine, described
Compression layer (1a1a) is squeezed and withstands bin wall, and the rib at described first rectangular frame (1a1) rear portion flushes in the door of feed bin
Mouthful or be in outside feed bin, thus it is outside to avoid tobacco shred to trickle down sampling bag (1a)；
Described powder concn instrument (2b) and wind speed effusion meter (2c) are all electrically connected with controller (2a), described controller (2a) root
Air flow rate that the offal concentration that records according to powder concn instrument (2b), wind speed effusion meter (2c) record, the internal diameter of backwind tube and
Aspirator Time Calculation goes out to flow through the offal quality of backwind tube in tobacco shred sampling process and exports result of calculation.
2. the sampler for tobacco shred whole cut rate after wind model and filament broken rate test according to claim 1, it is special
Levy and be: described support also includes being set in parallel in the second rectangular frame (1a3) below first rectangular frame (1a1), described
First rectangular frame (1a1) is fixedly linked by pole (1a4) with second rectangular frame (1a3), the bag of described tobacco shred collecting bag
Body (1a2) overhangs in first rectangular frame (1a1) and second rectangular frame (1a3).
3. the sampler for tobacco shred whole cut rate after wind model and filament broken rate test according to claim 1, it is special
Levy and be: described support also includes being fixedly connected on the handle (1a5) of described first rectangular frame (1a1).
4. the sampler for tobacco shred whole cut rate after wind model and filament broken rate test according to claim 1, it is special
Levy and be: described compression layer (1a1a) is made up of the thick glass cotton of 6mm.
5. according to any one in claim 1-4 for tobacco shred whole cut rate after wind model and taking that filament broken rate is tested
Sampling device it is characterised in that: described opaque blocking parts be art paper.
6. after wind model tobacco shred whole cut rate sampling and testing method it is characterised in that using any one institute in claim 1-5
The sampler stated is sampled, and comprises the following steps:
Step one, tobacco shred sampling:
S101, first cancellation cigarette machine and feed bin back door interlocking signal, it is to avoid cigarette machine automatic stopping when feed bin back door is opened, then
Open cigarette machine feed bin back door, insert described opaque blocking parts toward in feed bin, shelter from feed bin high material photoswitch；
S102, feed bin is stretched on described sampling bag (1a) doorway after feed bin it is ensured that bag mouth upward, bag bottom naturally droops in feed bin
Interior, after aspirator bucket is filled tobacco shred, take out out described opaque blocking parts, cancel and feed bin high material photoswitch is blocked, connect
Aspirator bucket valve to automatically open up, tobacco shred drops in described tobacco shred collecting bag；
S103, block feed bin high charge level photoswitch again with described opaque blocking parts, aspirator bucket valve is automatically switched off, volume
Cigarette machine, automatically into the next aspirator cycle, takes out described sampling bag (1a) from feed bin；
S104, according to required sampling amount repeat the above steps s102 and s103, until sampling complete；
Step 2, read and record backwind tube offal continuous data:
Read and record the backwind tube offal continuous data that described controller (2a) exports；
The whole cut rate of tobacco shred after step 3, calculating wind model:
The tobacco shred that step one sampling is obtained enters according to the regulation of People's Republic of China's tobacco business standard yc/t178-2003
Row screening, collects the tobacco shred on 3.35mm and 2.5mm screen cloth and simultaneously weighs, and then calculates the whole of tobacco shred after wind model according to following formula
Silk rate:
tc=tc/ g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)cFor whole cut rate, tcSieve the tobacco quality of online collection for 3.35mm and 2.5mm, g is the detected total matter of material
Amount, g in formula (2)1Sample the tobacco quality obtaining, g for step one from aspirator bucket2For backwind tube calculated in step 2
Road offal gross mass.
7. after wind model tobacco shred filament broken rate sampling and testing method it is characterised in that using any one institute in claim 1-5
The sampler stated is sampled, and comprises the following steps:
Step one, tobacco shred sampling:
S101, first cancellation cigarette machine and feed bin back door interlocking signal, it is to avoid cigarette machine automatic stopping when feed bin back door is opened, then
Open cigarette machine feed bin back door, insert described opaque blocking parts toward in feed bin, shelter from feed bin high material photoswitch；
S102, feed bin is stretched on described sampling bag (1a) doorway after feed bin it is ensured that bag mouth upward, bag bottom naturally droops in feed bin
Interior, after aspirator bucket is filled tobacco shred, take out out described opaque blocking parts, cancel and feed bin high material photoswitch is blocked, connect
Aspirator bucket valve to automatically open up, tobacco shred drops in described tobacco shred collecting bag；
S103, block feed bin high charge level photoswitch again with described opaque blocking parts, aspirator bucket valve is automatically switched off, volume
Cigarette machine, automatically into the next aspirator cycle, takes out described sampling bag (1a) from feed bin；
S104, according to required sampling amount repeat the above steps s102 and s103, until sampling complete；
Step 2, read and record backwind tube offal continuous data:
Read and record the backwind tube offal continuous data that described controller (2a) exports；
The filament broken rate of tobacco shred after step 3, calculating wind model:
Step one is sampled from aspirator bucket the tobacco shred obtaining according to People's Republic of China's tobacco business standard yc/t178-
2003 regulation is sieved, and collects the tobacco shred under 1.0mm screen cloth and weighs, and then calculates tobacco shred after wind model according to following formula
Filament broken rate:
tsh=(tsh+g2)/g × 100% (1)；
Wherein, g=g1+g2(2)；
T in formula (1)shFor filament broken rate, tshFor the tobacco quality collected under 1.0mm screen cloth, g is detected material gross mass, formula (2)
Middle g1Sample the tobacco quality obtaining, g for step one from aspirator bucket2Offal for return air duct calculated in step 2
Gross mass.
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