CN110006843A - A kind of filter-stick forming device of on-line real-time measuremen filter stick - Google Patents

A kind of filter-stick forming device of on-line real-time measuremen filter stick Download PDF

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Publication number
CN110006843A
CN110006843A CN201910298231.8A CN201910298231A CN110006843A CN 110006843 A CN110006843 A CN 110006843A CN 201910298231 A CN201910298231 A CN 201910298231A CN 110006843 A CN110006843 A CN 110006843A
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China
Prior art keywords
filter
filter stick
stick
forming device
light source
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Granted
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CN201910298231.8A
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Chinese (zh)
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CN110006843B (en
Inventor
王奕
张亮
陈东昱
吉雄
刘敬珣
凌孝存
田明明
尉朝
耳佳力
葛宇
陈锵
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SHENZHEN TOBACCO INDUSTRY Co Ltd
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SHENZHEN TOBACCO INDUSTRY Co Ltd
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Priority to CN201910298231.8A priority Critical patent/CN110006843B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light

Abstract

A kind of filter-stick forming device of on-line real-time measuremen filter stick, the molding machine include wire-beam forming device for the tow after shredding to be wrapped up to forming paper and is made columned filter stick and with the wire-beam forming device be mutually connected be used to receive and to the filter stick cutter device that the filter stick is cut, which further includes on-line measuring device;The on-line measuring device includes that module, integrating sphere and spectrometer occur for light source;Near infrared light of the module arrangement between the wire-beam forming device and the filter stick cutter device, for the side radiation collimation to the filter stick between the wire-beam forming device and the filter stick cutter device occurs for the light source;The opposite two sides that module is located at the filter stick occur for the integrating sphere and the light source, and module alignment occurs for light well and the light source;The spectrometer is connect by optical fiber with the integrating sphere.The molding machine can help us quickly, efficiently and in real time to obtain and calculate spectral signature signal needed for the content of triacetyl glycerine in filter stick.

Description

A kind of filter-stick forming device of on-line real-time measuremen filter stick
Technical field
The present invention relates to filter stick production technical fields, and in particular to more specifically the detection technique of filter stick is related to one kind The filter-stick forming device of on-line real-time measuremen filter stick.
Background technique
In filter stick production process, needs uniformly to add a certain amount of plasticizer in tow, make between the tow of shredding Certain reticular structure is formed, so that enough hardness can be reached after solidifying filter stick.Triacetyl glycerine (glycerol) is vinegar The sour common plasticizer of fibrous filter candle, the target amount of glycerol is generally 6%-10% in normal productive process, it is in filter stick In content directly affect the hardness of filter stick, pressure drop etc., to influence the filter efficiency of vinegar fibre filter stick and the suction matter of cigarette Amount.The content of glycerol is an important indicator in the control of vinegar fibre filter rod quality.In order to guarantee that the glycerol content in filter stick meets Technological standards requirement, needs periodically to detect the glycerol content in filter stick.
At present the measuring method of the triacetyl glycerine content in filter stick mainly have dry and wet stick weighing method of testing, saponification method, Gas chromatography, near infrared spectroscopy.
Dry and wet stick weighing method of testing be in filter-stick forming device high-speed cruising, take 30 wet sticks (filter stick normally produced) and 30 branch sticks (the not filter stick of plasticizer-containing), every group 10, measure its weighed average respectively, three triacetins are calculated by formula Ester content, it is determined whether meet technique requirement.Dry and wet stick weighing method of testing is easy to operate, quick, is suitable for fast-field evaluation. Currently, most filter stick manufacturing enterprises are using the plasticizer loading in gravimetric detemination vinegar fibre filter stick.The method of testing though dry and wet stick is weighed It is so simple, effective, but accuracy is not high, test process depend heavilys on manpower, and needs to expend a large amount of filter stick, labour Intensity is big, filter stick loss is serious.
Saponification method is the triacetyl glycerine content of the measurement filter stick of method as defined in tobacco business standard YCT144-1998, But its operation is loaded down with trivial details time-consuming.
The quick analysis of gas chromatography triacetyl glycerine suitable for cellulose acetate filter rod, not only quick and precisely, and And separation efficiency height, high sensitivity, accuracy are high, but it needs trained professional, and needs to purchase gas-chromatography Instrument special testing instrument and reagent just can be carried out.Requirement and higher cost are generally used in professional cellulose acetate filter rod factory The detection method.
Near-infrared spectrum technique is used to measure the triacetyl glycerine content of filter stick, although result is reliable accurate, surveys Artificial offline sampling is needed when examination, is then placed into special sampling cup and is carried out, test equipment is dependent on large-scale Fourier Spectrometer.When high-volume measures, whole operation process is time-consuming and laborious, hardware system investment is very big, examines for plant site batch It surveys and lacks economy.
Summary of the invention
The technical problem to be solved in the present invention is that being used to for above-mentioned use near-infrared spectrum technique in the prior art It needs manually to sample the problem for causing detection efficiency low offline when measuring the triacetyl glycerine content of filter stick, one kind is provided and is existed The filter-stick forming device of line real-time detection filter stick, using the molding machine, without manual sampling can help we quickly, efficiently, It obtains in real time and calculates spectral signature signal needed for the content of triacetyl glycerine in filter stick.And then realize three acetic acid in filter stick The on-line measurement of glyceride content.
In order to solve the above technical problems, the present invention provides a kind of filter-stick forming device of on-line real-time measuremen filter stick, it is described at Type machine include for the tow after shredding is wrapped up with forming paper and is made the wire-beam forming device of columned filter stick and It is used to receive and to the filter stick cutter device that the filter stick is cut, the molding with what the wire-beam forming device was mutually connected Machine further includes on-line measuring device;The on-line measuring device includes that module, integrating sphere and spectrometer occur for light source;The light source Module arrangement occurs between the wire-beam forming device and the filter stick cutter device, for filling to positioned at the wire-beam forming Set the near infrared light of the side radiation collimation of the filter stick between the filter stick cutter device;The integrating sphere and the light The opposite two sides that module is located at the filter stick occur for source, and module pair occurs for the light well of the integrating sphere and the light source It is quasi-;The spectrometer is connect by optical fiber with the switching spherical cap of the integrating sphere.
By using the molding machine of above-mentioned technical proposal, the near infrared light of the collimation that module generates occurs for light source to position Behind the side of the filter stick between the wire-beam forming device and the filter stick cutter device, the filter stick can be penetrated, from The near infrared light that the filter stick penetrates out is collected by the integrating sphere that module alignment occurs for light well and the light source, is then led to It crosses the optical fiber and enters the spectrometer, filter described in subsequent analysis can be obtained after the spectrometer catcher to the near infrared light Spectral signature signal needed for triacetyl glycerine content in stick.
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the close red of module sending occurs for the light source The wavelength of outer light is 900-2500nm.
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, it includes halogen lamp that module, which occurs, for the light source Light source and collimation lens, the light that the halogen light source issues are irradiated in the filter stick by the collimation lens.
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the power of the halogen light source is 50- 200w。
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the power of the halogen light source is 100w。
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the collimation that module issues occurs for the light source The direction of propagation of near infrared light and the axis of the filter stick between angle be between 45 ° to 135 °.
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the collimation that module issues occurs for the light source The direction of propagation of near infrared light and the axis of the filter stick between angle be 90 °.
In the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, the on-line measuring device further includes and institute State the host computer of spectrometer connection.
Compared with prior art, implement the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, have as follows The utility model has the advantages that the molding machine includes for being wrapped up the tow after shredding with forming paper and columned filter stick being made Wire-beam forming device and with the wire-beam forming device be mutually connected for receiving and the filter stick cut to the filter stick is cut Device is cut, the molding machine further includes on-line measuring device;The on-line measuring device include light source occur module, integrating sphere and Spectrometer;Module arrangement occurs for the light source between the wire-beam forming device and the filter stick cutter device, is used for position The near infrared light of the side radiation collimation of the filter stick between the wire-beam forming device and the filter stick cutter device;Institute It states integrating sphere and the opposite two sides that module is located at the filter stick, the light well of the integrating sphere and institute occurs for the light source It states light source and module alignment occurs;The spectrometer is connect by optical fiber with the switching spherical cap of the integrating sphere.The molding machine can Spectral signature signal needed for the content of triacetyl glycerine in filter stick is calculated to help us quickly, efficiently and in real time to obtain.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of present pre-ferred embodiments;
Fig. 2 is the partial schematic diagram of present pre-ferred embodiments, light source is mainly shown in figure, module, integrating sphere, silk occurs Positional relationship between beam forming device, filter stick cutter device and filter stick.
Drawing reference numeral explanation in specific embodiment:
Tow opening device 1 Triacetyl glycerine flusher 2
Wire-beam forming device 3 Filter stick cutter device 4
Line detector 5 Module occurs for light source 51
Integrating sphere 52
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail A specific embodiment of the invention.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the preferred embodiment of the filter-stick forming device for on-line real-time measuremen filter stick provided by the invention.
The molding machine includes tow opening device 1, triacetyl glycerine flusher 2, wire-beam forming device 3 and filter stick Cutter device 4.The tow opening device 1 is connected with 2 phase of triacetyl glycerine flusher, the triacetyl glycerine Flusher 2 is connected with 3 phase of wire-beam forming device, and the wire-beam forming device 3 is held in the mouth with 4 phase of filter stick cutter device It connects.Cellulose acetate element tow is blown pine into thin ribbon shaped and is fed through three triacetin by the tow opening device 1 Ester flusher 2;The triacetyl glycerine flusher 2 equably sprays triacetyl glycerine on the tow of thin ribbon shaped, And the tow for having sprayed triacetyl glycerine is sent to the wire-beam forming device 3;The wire-beam forming device 3 will be after shredding The tow for being sprayed with triacetyl glycerine wraps up with forming paper and is made columned filter stick, and the filter stick is fed through The filter stick cutter device 4;The filter stick cutter device 4 cuts the filter stick.It should be noted that in the present embodiment Tow opening device 1, triacetyl glycerine flusher 2, wire-beam forming device 3 and filter stick cutter device 4 be existing set Meter corresponds to for skilled person, without being repeated in the present specification.
Unlike the prior art, the molding machine provided in this embodiment further includes on-line measuring device 5.It is described Line detector 5 includes that module 51, integrating sphere 52 and spectrometer (not shown) occur for light source.Referring to fig. 2, mould occurs for the light source Block 51 is arranged between the wire-beam forming device 3 and the filter stick cutter device 4, for positioned at the wire-beam forming device The near infrared light of the side radiation collimation of the filter stick between 3 and the filter stick cutter device 4;The integrating sphere 52 with it is described The opposite two sides that module 51 is located at the filter stick occur for light source, and the light well and the light source of the integrating sphere 52 occur Module 51 is aligned;The spectrometer is (not shown) to be connect by optical fiber with the switching spherical cap of the integrating sphere 52.
By using the molding machine of above-mentioned technical proposal, the near infrared light for the collimation that module 51 generates occurs for light source extremely Behind the side of the filter stick between the wire-beam forming device 3 and the filter stick cutter device 4, the filter can be penetrated Stick, the near infrared light penetrated out from the filter stick occur the integrating sphere 52 that module 51 is aligned with the light source by light well and receive Collection, is then entered the spectrometer (not shown) by the optical fiber, and the spectrometer catcher (not shown) arrives described close red Spectral signature signal needed for the triacetyl glycerine content in filter stick described in subsequent analysis can be obtained after outer light.
In the present embodiment, the wavelength that the near infrared light that module 51 issues occurs for the light source is 900-2500nm.The light It includes halogen light source and collimation lens that module 51, which occurs, for source, and the light that the halogen light source issues is shone by the collimation lens It penetrates in the filter stick.In other embodiments, we can also replace the halogen lamp using the heat radiation light source of other types Light source, certainly, we can also use electroluminescent light source and laser light source.
In the present embodiment, the power of the halogen light source is 50-200w.Most preferably, the function of the halogen light source Rate is 100w.In this way, to ensure that the near infrared light can penetrate the filter stick while not will cause filter stick light part Overheat.The halogen light source has optical fiber interface, it may be convenient to connect with the spectrometer (not shown).
In the present embodiment, the direction of propagation of the near infrared light for the collimation that the light source generation module 51 issues and the filter stick Axis between angle be between 45 ° to 135 °.Most preferably, the near-infrared for the collimation that module 51 issues occurs for the light source Angle between the direction of propagation of light and the axis of the filter stick is 90 °.
In the present embodiment, the spectrometer is (not shown) to use marine optics NIRQuest512 micro spectrometer.
Compared with prior art, implement the filter-stick forming device of on-line real-time measuremen filter stick provided by the invention, have as follows The utility model has the advantages that the molding machine includes for being wrapped up the tow after shredding with forming paper and columned filter stick being made Wire-beam forming device 3 and the filter stick for receiving and being cut to the filter stick being connected with 3 phase of wire-beam forming device Cutter device 4, the molding machine further include on-line measuring device 5;The on-line measuring device 5 include light source occur module 51, Integrating sphere 52 and spectrometer (not shown);The light source occurs module 51 and is arranged in the wire-beam forming device 3 and the filter stick Between cutter device 4, for the filter stick between the wire-beam forming device 3 and the filter stick cutter device 4 The near infrared light of side radiation collimation;The integrating sphere 52 occurs module 51 with the light source and is located at the opposite of the filter stick Two sides, the light well of the integrating sphere 52 occurs module 51 with the light source and is aligned;The spectrometer (not shown) passes through light The fine switching spherical cap with the integrating sphere 52 is connect.In this way, the molding machine can help us quickly, efficiently and in real time to obtain It takes and calculates spectral signature signal needed for the content of triacetyl glycerine in filter stick.
Further, the on-line measuring device 5 further includes the host computer connecting with the spectrometer (not shown).This reality It applies in example, near-infrared analysis algorithm is prefixed in the host computer, since the triacetyl glycerine in the filter stick is to near-infrared Light has characteristic absorption, and the host computer passes through the institute that the near-infrared analysis algorithm is sent according to the spectrometer (not shown) State the triacetyl glycerine content that spectral signature signal is calculated in the filter stick.It should be noted that the near-infrared point Analysis algorithm is technology well known to those skilled in the art, specifically can be special for the China of CN200810071562.X with referenced patent number Benefit.In this way, which the on-line measurement of triacetyl glycerine content in filter stick may be implemented in the molding machine.In addition, it is also necessary to refer to Out, in other embodiments, the spectral signature signal that we can also obtain according to the spectrometer (not shown) The others come in filter stick described in analytical calculation have the content of the chemical component of characteristic absorption near infrared light, to realize this mesh , it is only necessary to the preset corresponding parser in the host computer.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much Form, within these are all belonged to the scope of protection of the present invention.

Claims (8)

1. a kind of filter-stick forming device of on-line real-time measuremen filter stick, the molding machine includes for forming the tow after shredding Paper bag wraps and the wire-beam forming device of columned filter stick is made and is used to connect with what the wire-beam forming device was mutually connected The filter stick cutter device received and the filter stick is cut, which is characterized in that the molding machine further includes on-line measuring device; The on-line measuring device includes that module, integrating sphere and spectrometer occur for light source;Module arrangement occurs for the light source in the silk Between beam forming device and the filter stick cutter device, for positioned at the wire-beam forming device and the filter stick cutter device Between the filter stick side radiation collimation near infrared light;The integrating sphere and the light source occur module and are located at institute The opposite two sides of filter stick are stated, module alignment occurs for the light well of the integrating sphere and the light source;The spectrometer passes through light It is fine to be connect with the switching spherical cap of the integrating sphere.
2. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 1, which is characterized in that the light source occurs The wavelength for the near infrared light that module issues is 900-2500nm.
3. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 1, which is characterized in that the light source occurs Module includes halogen light source and collimation lens, and the light that the halogen light source issues is irradiated in described by the collimation lens Filter stick.
4. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 3, which is characterized in that the halogen light The power in source is 50-200w.
5. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 4, which is characterized in that the halogen light The power in source is 100w.
6. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 1, which is characterized in that the light source occurs Angle between the direction of propagation of near infrared light and the axis of the filter stick of the collimation that module issues is between 45 ° to 135 °.
7. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 6, which is characterized in that the light source occurs Angle between the direction of propagation of near infrared light and the axis of the filter stick of the collimation that module issues is 90 °.
8. the filter-stick forming device of on-line real-time measuremen filter stick according to claim 1, which is characterized in that the on-line checking Device further includes the host computer connecting with the spectrometer.
CN201910298231.8A 2019-04-15 2019-04-15 Filter stick forming machine for detecting filter sticks on line in real time Active CN110006843B (en)

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Cited By (5)

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CN111077103A (en) * 2019-11-30 2020-04-28 贵州中烟工业有限责任公司 Method for measuring content of glyceryl triacetate
CN111213910A (en) * 2020-01-16 2020-06-02 浙江中烟工业有限责任公司 Method for online detection of weight of reference rod and online indirect characterization of crimpness after opening
CN112082943A (en) * 2020-09-09 2020-12-15 贵州中烟工业有限责任公司 Method for detecting bonding force of bonding line in filter stick
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