CN102890053A - Method and device for testing compression ratio of lamina raw material - Google Patents
Method and device for testing compression ratio of lamina raw material Download PDFInfo
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- CN102890053A CN102890053A CN2012104328482A CN201210432848A CN102890053A CN 102890053 A CN102890053 A CN 102890053A CN 2012104328482 A CN2012104328482 A CN 2012104328482A CN 201210432848 A CN201210432848 A CN 201210432848A CN 102890053 A CN102890053 A CN 102890053A
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Abstract
The invention discloses a method for testing a compression ratio of a lamina raw material. The method comprises the steps of: giving a certain initial velocity to a compression probe; when the compression probe is in contact with a tobacco test sample and a set certain pressure is reached and kept for a period of time is kept, measuring heights of the tobacco raw material before and after compression, and obtaining a ratio of the height of the compressed and reduced raw material to the height of the initial raw material, namely a compression ratio of the lamina raw material. The device comprises a vertical frame, a base type object table, a cantilever type pressure applying head being arranged on the vertical frame and being capable of displacing up and down, a measurement probe connected to the pressure applying head, and a sample groove arranged on the base type object table, wherein the cantilever type pressure applying head is controlled by a computer data processing system through a transmission line. The mechanical property of tobacco is favorably objectively characterized through measurement of the compression ratio of the lamina raw material, the compression ratio of the lamina raw material can be rapidly measured, the research blank of the measurement of the compression ratio is filled up, and basic data is provided for design, research and development of a tobacco machine device, operation parameter design of a cigarette machining process, and improvement of stability and machining quality in the machining process.
Description
Technical field
The invention belongs to the physical characteristics determination techniques field of tobacco leaf, relate generally to assay method and the device of a kind of cigarette raw material ratio of compression.By compressing the certain initial velocity of probe, keeping a period of time when compression probe contact tobacco leaf specimen and after reaching certain force specifically, measure the height of compression front and back raw tobacco material, the raw material height that reduces after compression and initial feed height ratio, the i.e. ratio of compression of sheet cigarette.
Background technology
The tobacco leaf physical characteristics is a kind of direct reaction of himself institutional framework, and it is not only closely related with inherent quality of tobacco leaf, can also embody the tobacco leaf processing characteristics simultaneously, and directly affect cigarette manufacture process, product style, cost and other economic factors.In recent years, along with improving constantly of Cigarette processing technological level, industry has been carried out a large amount of research work to the research of tobacco leaf physical characteristics aspect, for the raising of Cigarette processing technological level and the control of cigarette product quality provide foundation, improve the processing handling property of raw tobacco material, and expanded on this basis the research range of tobacco leaf physical characteristics.
In the Cigarette processing process, the mechanical characteristic of tobacco leaf itself directly affects the processing characteristics of tobacco leaf, the anti-fragility etc. of making.The ratio of compression of sheet cigarette raw material reflects the indexs such as the compressive property, deflection, elasticity, filling capacity of sheet cigarette raw material to a certain extent, is the concentrated expression of several mechanical index.As: in Cigarette processing process chopping operation, since the difference of sheet cigarette raw material mechanical characteristic, the difference that causes filament cutter operations parameter (productive capacity or flow, cutter door height, axle rotational speed, row chain speed etc.) and filament cutter structure (row chain angle, roller's diameter, cutter door gap etc.) to design.Therefore, cigarette machine enterprise designs filament cutter, and Cigarette processing enterprise all needs to carry out the structural design of filament cutter according to the mechanical characteristic of sheet cigarette raw material, and sets suitable chopping operating parameter about the setting of filament cutter operating parameter; And the mechanical characteristic of different sheet cigarette raw materials there are differences, and ratio of compression is the important indicator of compressive property, deflection, elasticity, filling capacity etc. in the reflection tobacco leaf mechanical characteristic.Therefore, the mensuration for ratio of compression has very important realistic meaning.Present stage, tobacco business was more and more to the concern of tobacco leaf mechanical characteristic, also studied some mechanical characteristic assay methods, but yet there are no at present relevant report both at home and abroad about assay method and the device of sheet cigarette raw material ratio of compression.
Summary of the invention
Purpose of the present invention has designed a kind of cigarette raw material ratio of compression assay method and device just for above-mentioned technology status.The mechanical characteristic that helps objective sign tobacco leaf by the mensuration of sheet cigarette raw material ratio of compression, can realize fast the ratio of compression of sheet cigarette raw material is measured, it is blank in technology and the means of this direction to have filled up tobacco business, for cigarette machine equipment (filament cutter etc.) design research and development and Cigarette processing process operation parameter designing, process stability and crudy provide basic data.
The objective of the invention is to be achieved through the following technical solutions: the assay method of of the present invention cigarette raw material ratio of compression, be according to a certain amount of cigarette raw material under certain External Force Acting, sheet cigarette raw material produces that the characteristic of certain deformation formulates, to pass through determinator, compress the certain initial velocity of probe, when compression probe contact tobacco leaf specimen and after reaching the certain pressure that sets and keep a period of time, measure the height of compression front and back raw tobacco material, the raw material height that reduces after compression and initial feed height ratio are the ratio of compression of sheet cigarette raw material.
Concrete steps are as follows:
1. the water balance of test pieces cigarette material sample, described cigarette raw material can be the sheet materials such as Tobacco Leaves cigarette, reconstituted tobacco sheet;
2. the preparation of sheet cigarette raw material specimen;
3. utilize determinator to the setting of ratio of compression condition determination, when compression probe contact tobacco leaf specimen reaches the 1kg pressure that sets, the raw material height of surveying is the initial sample height, when reaching the 50kg pressure that sets, the raw material height of surveying for the compression after height of specimen.
4. utilize determinator to the mensuration of sheet cigarette raw material ratio of compression;
5. the processing of determination data and expression of results: get measure probe detection to the sample elemental height and the ratio of the difference of the height of specimen after exerting pressure of popping one's head in after measured and sample elemental height as sheet cigarette raw material ratio of compression.
A kind of cigarette raw material ratio of compression determinator, but comprise stand, base type objective table, be installed in the stand and the cantilevered of upper and lower displacement exert pressure head, be connected to the mensuration probe on the head of exerting pressure and be arranged on sample cell on the base type objective table, the cantilevered head of exerting pressure is controlled by computer data processing system by transmission line.
Measuring pops one's head in is disk structure, and sample cell is the drum type structure, and collar plate shape is measured the central lines of popping one's head in the drum-shaped sample cell, and the disk diameter of mensuration probe is less than drum-shaped sample cell internal diameter.
Described sample cell is placed on the objective table by the draw-in groove seat.
Described pressure ram provides the device of pressure for test probe, and the pressure that pressure probe provides can be set by data transmission system, and it is 0～180kg power that this proving installation pressure ram can provide pressure limit.
Described mensuration probe links to each other with the head of exerting pressure by connecting rod, exert pressure to measuring sheet cigarette raw material, in the mensuration process, from test probe with sheet cigarette raw material contacts, the pressure that measuring probe provides to sheet cigarette raw material increases gradually, and keeps a period of time after reaching set pressure.
Described data collection and transfering system presses down the parameter informations such as initial velocity, pressure hold time to exert pressure head and mensuration probe transmission pressure setting value, mensuration probe on the one hand; On the other hand, the mensuration that collects is popped one's head in the communications such as induction pressure, mensuration probe displacement to data handling system.
Described setting parameter and data handling system are on the one hand as the input end that detects setup parameter information; On the other hand, with the induction force information of data collection and transfering system transmission and measure the probe moving distance information and process, and calculate the sheet cigarette raw material ratio of compression of relevant parameter under imposing a condition.
The invention has the advantages that: the mechanical characteristic that helps objective sign tobacco leaf by the mensuration of sheet cigarette raw material ratio of compression, can realize fast the ratio of compression of sheet cigarette raw material is measured, it is blank in technology and the means of this direction to have filled up tobacco business, for cigarette machine equipment (filament cutter etc.) design research and development and Cigarette processing process operation parameter designing, process stability and crudy provide basic data.
Description of drawings
Fig. 1 is principle of the present invention and device synoptic diagram.
Among the figure: 1-stand, the 2-head of exerting pressure, 3-connecting rod, 4--measure and pop one's head in 5-sample cell, 6-objective table draw-in groove, 7-objective table, 8-data acquisition transmission line, 9-setting parameter and data handling system.
Embodiment
The present invention is further described below with reference to embodiment, but does not limit the present invention.
Pressure surface is smooth under satisfied mensuration probe; Sample cell is fixed and is pressed down under the prerequisite that perpendicular direction aligns with measuring probe, and the present invention is further described by following instantiation.
1. the water balance of test pieces cigarette material sample
Measuring the loose temperature of putting into of sheet cigarette raw material specimen: (20 ± 1) ℃, humidity: balance 48h under the constant-temperature constant-humidity environment condition of (65 ± 5) %.
2. the preparation of sheet cigarette raw material specimen
Accurately take by weighing sheet cigarette material sample 100g after the balance with electronic balance, and adopt the method for artificial stone evenly to put into sample cell.
3. the setting of ratio of compression condition determination
Measure probe and press down speed: 0.5mm/s.
It is 50kg that the head of exerting pressure is set maximum pressure.
When mensuration probe downforce reached 1kg, record test pieces cigarette material sample height was the initial sample height.Height of specimen can effectively reduce the error at measurment that causes because of artificial stone as the initial sample height when adopting pressure to be 1kg.
When mensuration probe downforce reaches 50kg, keep pressure 30s, record test pieces cigarette material sample height is height of specimen after compressing.When measuring pressure and be 50kg, specimen altitude information stable and consistent comparatively repeatedly, and after keeping pressure 30s, same test sample tests height is basically identical, and it is less fluctuate, and test result is stablized.
Measure degree of drawing high: 20cm on the probe.
4. the mensuration of sheet cigarette raw material ratio of compression.
The sample cell of putting into test pieces cigarette raw material fixed and with measure probe and press down perpendicular direction and align after, carry out sheet cigarette material sample ratio of compression and measure by setting test condition.
5. the processing of determination data and expression of results:
According to the test parameter of setting in 4., respectively the ratio of compression of sheet cigarette material sample is measured, get measure probe detection to the sample elemental height and the ratio of the difference of the height of specimen after exerting pressure of popping one's head in after measured and sample elemental height as sheet cigarette raw material ratio of compression, and get its mean value as the ratio of compression of this tobacco sample.
Domestic certain place of production different grades of tobacco sheet cigarette material sample is measured with the ratio of compression of domestic different places of production papermaking-method reconstituted tobaccos sheet cigarette material sample, and measurement result sees Table 1.
Can find out that by table 1 ratio of compression of identical place of production different brackets sheet cigarette material sample there are differences, different places of production reconstituted tobacco sheet cigarette raw material ratio of compression also there are differences; From the coefficient of variation, the reliability of determination data is higher.The assay method of the ratio of compression of therefore setting forth among the present invention can comparatively objectively be analyzed the ratio of compression of sheet cigarette raw material.
Claims (6)
1. the assay method of a sheet cigarette raw material ratio of compression, it is characterized in that: be to pass through determinator, compress the certain initial velocity of probe, when compression probe contact tobacco leaf specimen and after reaching the certain pressure that sets and keep a period of time, measure the height of compression front and back raw tobacco material, the raw material height that reduces after compression and initial feed height ratio are the ratio of compression of sheet cigarette raw material.
2. the assay method of according to claim 1 cigarette raw material ratio of compression, it is characterized in that: concrete steps are as follows:
1. the water balance of test pieces cigarette material sample;
2. the preparation of sheet cigarette raw material specimen;
3. utilize determinator to the setting of ratio of compression condition determination;
4. utilize determinator to the mensuration of sheet cigarette raw material ratio of compression;
5. the processing of determination data and expression of results: get measure probe detection to the sample elemental height and the ratio of the difference of the height of specimen after exerting pressure of popping one's head in after measured and sample elemental height as sheet cigarette raw material ratio of compression.
3. the assay method of according to claim 1 cigarette raw material ratio of compression, it is characterized in that: when compression probe contact tobacco leaf specimen reaches the 1kg pressure that sets, the raw material height of surveying is the initial sample height, when reaching the 50kg pressure that sets and keep 30s, the raw material height of surveying for compression after height of specimen.
4. sheet cigarette raw material ratio of compression determinator that is applicable to the described assay method of claim 1, it is characterized in that: but comprise stand, base type objective table, be installed in the stand and the cantilevered of upper and lower displacement exert pressure head, be connected to the mensuration probe on the head of exerting pressure and be arranged on sample cell on the base type objective table, the cantilevered head of exerting pressure is controlled by computer data processing system by transmission line.
5. according to claim 4 cigarette raw material ratio of compression determinator, it is characterized in that: measure probe and be disk structure, sample cell is the drum type structure, and collar plate shape is measured the central lines of probe and drum-shaped sample cell, and the disk diameter of mensuration probe is less than drum-shaped sample cell internal diameter.
6. according to claim 4 cigarette raw material ratio of compression determinator, it is characterized in that: sample cell is placed on the objective table by the draw-in groove seat.
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| CN2012104328482A CN102890053A (en) | 2012-11-03 | 2012-11-03 | Method and device for testing compression ratio of lamina raw material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769480A (en) * | 2017-02-09 | 2017-05-31 | 杭州穆恩自动化科技有限公司 | A kind of material compression is than tester and test system |
| CN110018059A (en) * | 2019-04-11 | 2019-07-16 | 河南中烟工业有限责任公司 | A kind of tobacco elasticity detection method and tobacco shred elastic detector |
| CN110057669A (en) * | 2019-04-11 | 2019-07-26 | 河南中烟工业有限责任公司 | A kind of pipe tobacco pliability detection method and pipe tobacco pliability detector |
| CN110068499A (en) * | 2019-04-11 | 2019-07-30 | 河南中烟工业有限责任公司 | A kind of pipe tobacco support strength detection method and pipe tobacco support strength detector |
| CN111700306A (en) * | 2020-06-22 | 2020-09-25 | 河南中烟工业有限责任公司 | Push type cigarette material filling value measuring equipment |
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| JP2005257600A (en) * | 2004-03-15 | 2005-09-22 | Bridgestone Corp | Method and apparatus for measuring viscoelasticity of powder |
| CN2811982Y (en) * | 2005-07-22 | 2006-08-30 | 河南工业大学 | Apparatus for measuring softness of flour-made food |
| CN201075080Y (en) * | 2007-08-16 | 2008-06-18 | 同济大学 | Reaction type large scale city solid castoff compression test instrument |
| CN101975721A (en) * | 2010-09-03 | 2011-02-16 | 中国农业大学 | Method and device for simulating straw compression molding |
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- 2012-11-03 CN CN2012104328482A patent/CN102890053A/en active Pending
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| JPS5516257B2 (en) * | 1975-09-12 | 1980-04-30 | ||
| JP2005257600A (en) * | 2004-03-15 | 2005-09-22 | Bridgestone Corp | Method and apparatus for measuring viscoelasticity of powder |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106769480A (en) * | 2017-02-09 | 2017-05-31 | 杭州穆恩自动化科技有限公司 | A kind of material compression is than tester and test system |
| CN110018059A (en) * | 2019-04-11 | 2019-07-16 | 河南中烟工业有限责任公司 | A kind of tobacco elasticity detection method and tobacco shred elastic detector |
| CN110057669A (en) * | 2019-04-11 | 2019-07-26 | 河南中烟工业有限责任公司 | A kind of pipe tobacco pliability detection method and pipe tobacco pliability detector |
| CN110068499A (en) * | 2019-04-11 | 2019-07-30 | 河南中烟工业有限责任公司 | A kind of pipe tobacco support strength detection method and pipe tobacco support strength detector |
| CN111700306A (en) * | 2020-06-22 | 2020-09-25 | 河南中烟工业有限责任公司 | Push type cigarette material filling value measuring equipment |
| CN111700306B (en) * | 2020-06-22 | 2023-05-16 | 河南中烟工业有限责任公司 | Push type cigarette material filling value measuring equipment |
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Application publication date: 20130123 |