CN106053731B - A kind of analog mechanical tongue - Google Patents

A kind of analog mechanical tongue Download PDF

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Publication number
CN106053731B
CN106053731B CN201610555175.8A CN201610555175A CN106053731B CN 106053731 B CN106053731 B CN 106053731B CN 201610555175 A CN201610555175 A CN 201610555175A CN 106053731 B CN106053731 B CN 106053731B
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China
Prior art keywords
chewing
pair
bidirectional
rotary components
screw
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CN201610555175.8A
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CN106053731A (en
Inventor
缪明明
杨继
袁大林
汤建国
杨柳
赵伟
侯明
段沅杏
田永峰
巩效伟
洪鎏
韩熠
雷萍
陈永宽
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SHANGHAI PAFUMAN AUTOMATION INSTRUMENT CO Ltd
China Tobacco Yunnan Industrial Co Ltd
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SHANGHAI PAFUMAN AUTOMATION INSTRUMENT CO Ltd
China Tobacco Yunnan Industrial Co Ltd
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Priority to CN201610555175.8A priority Critical patent/CN106053731B/en
Publication of CN106053731A publication Critical patent/CN106053731A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0078

Abstract

The present invention discloses a kind of analog mechanical tongue comprising opening and closing left and right rotary components and a pair of of nip assemblies;The wherein described opening and closing left and right rotary components include:Rotating basis (6) can in the horizontal plane be rotated around axis (7);The linear guide (4), it is horizontally fixed on the rotating basis (6), the linear guide (4) is equipped with two sliding blocks (8) by Bidirectional-screw (3) connection, and each on each sliding block (8) there are one the first permanent magnets (1);The Bidirectional-screw (3) drives described two sliding blocks (8) to do open and close movement in the case where folding stepper motor (2) drives;Wherein the pair of nip assemblies (18) include a pair of of dental lamina (181), the clamping plate (182) being fixed on each dental lamina (181) and the second permanent magnet (183) for being placed in clamping plate (182) bottom;The wherein described opening and closing left and right rotary components are placed in below the pair of nip assemblies (18), and wherein described first permanent magnet and the second permanent magnet are oppositely arranged up and down.

Description

A kind of analog mechanical tongue
Technical field
The invention belongs to bionic mechanical fields, and in particular to a kind of full analogue simulation chewing machine.
Background technology
With《The Framework Convention on Tobacco Control》(FCTC) in relation to forbidding issuing for ban that tobacco smoke spreads in public places Cloth and people accept extensively harmfulness of smoking, also great attention of the country to lowering harm and decreasing coking, smokeless tobacco articles Development has become one of inevitable choice of tobacco business.Smoke-free tobacco product is that one kind is disappeared by non-burning approach progress tobacco The tobacco product taken.It mainly by chewing, smelling, sucking, mouth containing, containing change etc. modes consume, it avoids traditional cigarette " two The puzzlement of hand cigarette " has good market prospects.
Packed buccal cigarette, the cigarette containing change and chewing tobacco are increasingly subject to extensive concern as smokeless tobacco staple product form.Nothing When flue gas tobacco product is consumed in the oral cavity, tobacco product is infiltrated by saliva, and main chemical composition starts to discharge and lead to It crosses different approaches and enters human recycle system.The rate and content of chemical composition release directly affect its organoleptic feature (as impacted Intensity, fragrance lasting) and safety.Therefore, studying its main chemical compositions release characteristic and its relevant influence factor will have Help realize that exploitation and quality to smoke-free tobacco product are controlled.In order to study the release characteristic of main chemical compositions, need Process to eating smoke-free tobacco product carries out real-time salivary component analysis.Based on this, smoke-free tobacco product needs Simulation human oral cavity environment constant temperature come into full contact with and received chewing simulating, containing change etc. action, make its mainly at Dividing fully to release.
It is tested, is not influenced by principal factors instead of human volunteer using the device of Mouthsimulator configuration, controllability is strong, weight Existing property is good, but traditional chewing simulating device is that the simple occlusion up and down using mechanical structure Mouthsimulator tooth is dynamic Make, and actually people in chewing on things other than the snap-action up and down of tooth, also with lower tooth to by chaw The left and right mill changing of the relative positions is made, and promotes gathering and roll to be next time engaged by chaw with tongue and the cooperation of cheek side Action.By taking chewing gum as an example, after tooth is stung flat slabbing up and down, then wrong this of upper lower tooth or so mill is snapped slabbing Chewing gum, then lean on what tongue and the cheek helped to gather action, the chewing gum for being snapped slabbing can be gathered into lumps simultaneously again Rolling, to carry out chewing cycle next time.But existing chewing simulating machine can only simulate the snap-action up and down of tooth, cannot The left and right mill changing of the relative positions for simulating tooth is made, can not analog mechanical tongue and cheek side above-mentioned gathering and tumbling action, i.e., cannot be most The chew of big degree simulation people.
Although in addition, also using artificial saliva in existing chewing simulating machine, it is using quantitative artificial saliva The mode of immersion, i.e., after being soaked for a period of time with the artificial saliva of determining amount, sampling analysis chemical substance therein dissolves out situation. And in the mastication processes of actual persons, it is along with the dynamic secretion of saliva and dynamic swallowing act, i.e. saliva measures and is dissolved in it In the concentration of chemical substance be newer at any time, existing chewing simulating machine can not imitate this dynamic updating process.
The purpose of the present invention is to solve the above problems, provide a kind of fully simulated chewing chewing machine.
Invention content
The purpose of the present invention is what is be achieved through the following technical solutions:
The first aspect of the present invention is related to a kind of analog mechanical tongue comprising opening and closing left and right rotary components and a pair of of clamping group Part 18;
The wherein described opening and closing left and right rotary components include with lower component:
Rotating basis 6 can in the horizontal plane be rotated around axis 7;
The linear guide 4, horizontal are fixed on the rotating basis 6, which, which is equipped with, leans on Bidirectional-screw 3 Two sliding blocks 8 of connection, each on each sliding block 8 there are one the first permanent magnets 1;The Bidirectional-screw 3 drives in folding stepper motor 2 Described two sliding blocks 8 are driven to do open and close movement under dynamic;
Wherein the pair of nip assemblies 18 include a pair of of dental lamina 181, the clamping plate 182 being fixed on each dental lamina 181 With the second permanent magnet 183 for being placed in 182 bottom of clamping plate;
The wherein described opening and closing left and right rotary components are placed in 18 lower section of the pair of nip assemblies, and make wherein described first Permanent magnet and the second permanent magnet are oppositely arranged up and down.
Preferably, the folding stepper motor 2 drives the Bidirectional-screw 3 by synchronous pulley 9, by the folding stepping The convert rotational motion of motor 2 is the open and close movement of the Bidirectional-screw 3.
Preferably, the analog mechanical tongue further includes rotating stepper motor 10, for driving the rotating basis 6 in level Rotation in face.
Preferably, the analog mechanical tongue further includes folding guide groove 19, wherein the pair of nip assemblies 18 can be slided Dynamic formula is assembled on folding guide groove 19.
The second aspect of the present invention is related to a kind of Mouthsimulator comprising with lower component:
Solution ware 16, with inlet tube 15 and outlet tube 17;
Guide groove 9 is opened and closed, is placed in the solution ware 16, and there are a pair of of nip assemblies 18 in it;Wherein each folder Seaming element 18 has dental lamina 181, the clamping plate 182 being fixed on dental lamina 181 and the second permanent magnet 183 for being placed in 182 bottom of clamping plate.
Preferably, 16 bottom of solution ware has heating plate 13, and/or, 16 side wall of solution ware has heating tube 14。
Wherein, the dental lamina 181 is assembled to by slideable on the folding guide groove 9.
The third aspect of the present invention is related to a kind of mechanical tooth of chewing comprising holder 102 and the upper nozzle being placed on holder 102 The upper chewing lifting module 103 chewed lifting motor 101 and be driven by it, and lift module 103 with upper chewing and be connected and therewith The end of the upper chewing lifting shaft 106 of lifting being vertically oriented, the upper chewing lifting shaft 106 has upper chewing tooth 107, described The mechanical tooth of chewing further includes the upper chewing rotary DC decelerating motor 105 that the driving upper chewing lifting shaft 106 rotates.
Preferably, the top of the upper chewing lifting shaft 106 is provided with counterweight component 104.Counterweight component range is: 500g、1Kg、2Kg、5Kg.It can be completed by gravity by the counterweight of replacement different quality during chewing simulating The different occlusion dynamics of tooth are realized in the load of masticatory force.
Preferably, the end face of the upper chewing tooth 107 is plane or rough.For example, the end of upper chewing tooth 107 Face is plane or the different molds with wedge angle, can simulate the snap-action of human oral cavity different shape tooth.
The fourth aspect of the present invention provides a kind of method of chewing simulating, and this method is used as described in third aspect present invention Chewing machinery tooth, wherein by upper chewing lifting motor 101 driving on chewing lifting module 103 lifting so that drive on chew The lifting of lifting shaft 106 and its upper chewing tooth 107 of end, and other lower chewing tooth 108 cooperation either statically or dynamically, with mould Snap-action above and below quasi- tooth;Wherein by upper chewing rotary DC decelerating motor 105 drive the upper chewing lifting shaft 106 and The rotation of the upper chewing tooth 107 of its end, the left and right mill changing of the relative positions to simulate tooth are made.
Preferably, the top of the upper chewing lifting shaft 106 is provided with counterweight component 104, it is different size of to simulate Dental articulation dynamics.
Preferably, it is plane or rough by the end face of the upper chewing tooth 107, to simulate tooth of different shapes The snap-action of tooth.
The wherein described lower chewing tooth 108 can separate independently arranged with the chewing machinery tooth of the present invention, be similar to Chopping block, or be static, or be movement, wherein the sports bag includes up and down motion and horizontal rotation.
Wherein, the lifting frequency of the upper chewing lifting shaft 106 ranging from 3 seconds/time~5min/ times, realizes chewing simulating During tooth different frequency snap-action up and down.
Wherein it is described it is upper chewing lifting shaft 106 range be:0~100mm can cover Buccodental up and down action Minimum and maximum range.
Wherein it is described it is upper chewing lifting shaft 106 rotating range be:0~360 ° can cover Buccodental or so action Minimum and maximum range.
The fifth aspect of the present invention is related to a kind of full analogue simulation chewing machine comprising above-described opening and closing left and right rotation The mechanical tooth of component, Mouthsimulator and the chewing, wherein the opening and closing left and right rotary components are placed in below the Mouthsimulator, and So that wherein described first permanent magnet and the second permanent magnet are oppositely arranged up and down, the upper chewing tooth 107 of the mechanical tooth of chewing is right The solution ware 16 of the accurate Mouthsimulator, i.e., using the solution ware 16 as the lower chewing tooth 108.
Preferably, full analogue simulation chewing machine of the invention is additionally provided with liquid collecting component 21, feed liquor peristaltic pump 2,2, to go out liquid compacted Dynamic pump 23, wherein the inlet of the feed liquor peristaltic pump 22 is connected to the liquid collecting component 21, liquid outlet is connected to described artificial The inlet tube 15 in oral cavity, wherein the outlet tube 17 of the artificial oral-cavity be connected to it is described go out liquid peristaltic pump 23.
Wherein the liquid collecting component 21 can be any container.But preferably, it is a N station rotary disk, Mei Gegong Position is parallel to each other and is each provided with reagent bottle 25.The N station rotaries disk can be in the case where electric rotating machine 26 and belt pulley 9 drive around its axis Rotation, feed liquor peristaltic pump is supplied to by the reagent in the reagent bottle of each station one by one.A kind of preferred N station rotaries disk is 15 station rotary disks, as shown in Figure 8.
The full analogue simulation chewing machine and its each parts (analog mechanical tongue, chewing simulating tooth, Mouthsimulator) of the present invention The course of work it is as follows:
The Mouthsimulator is placed on to the top of the opening and closing left and right rotary components first, and make the first permanent magnet 1 with Second about 183 permanent magnet is oppositely arranged.Then the upper chewing tooth 107 of the mechanical tooth of the chewing is directed at the Mouthsimulator Solution ware 16, i.e., using the solution ware 16 as the lower chewing tooth 108.
It is put into the Mouthsimulator by chaw, such as chewing gum or buccal cigarette, then starts the chewing machinery Tooth, then according to wrong to occlusion above and below being carried out by chaw and left and right mill described in fourth aspect present invention.
At the same time, start the opening and closing left and right rotary components, the Bidirectional-screw 3 is in the case where folding stepper motor 2 drives It drives described two sliding blocks 8 to do open and close movement, thus two blocks of first permanent magnets 1 is driven to do open and close movement, in magneticaction Under the influence of, two blocks of second permanent magnets 183 also do open and close movement, and then the clamping plate 182 is driven to do open and close movement, to being placed on Therebetween clamping is carried out by chaw, thus simulate to gathering action by chaw.
Meanwhile the rotating stepper motor 10 also drives the rotation of the rotating basis 6 in the horizontal plane, the rotation The first rotary type permanent-magnet is driven, and then drives the second rotary type permanent-magnet, and cleat assembly is driven to rotate, and then is driven by chaw Rotation, thus simulate to by the tumbling action of chaw.
Because the combination of the opening and closing left and right rotary components and the nip assemblies realizes tongue to being gathered by chaw just Hold together and rolling acts on, therefore the combination is referred to as analog mechanical tongue.
If desired, the feed liquor peristaltic pump 21 can also be started and go out liquid peristaltic pump 23, with setting independent of each other speed Artificial saliva is supplied into the Mouthsimulator and be discharged to rate, and to simulate salivary secretion and saliva swallowing act, investigation is chewed Process in leaching of the object in the case where dynamic saliva is measured.Certainly, full analogue simulation of the invention chewing machine also completely can be in quantitative saliva Chewing simulating operation is carried out under static immersing.
The technological merit of the present invention is as follows:
The present invention each parts ingenious combination, can comprehensive simulated human oral cavity during laboratory rodent chow to by nozzle It chews that the occlusion up and down of object, left and right mill is wrong, gathers and tumbling action, more system comprehensively can simulate whole oral cavity, tongue, the cheek The cooperation entire exercise of side, tooth, complete the continuous chewing of simulation human oral cavity, extruding, turning food process, make foodstuff samples More fully fragmentation is dissolved, and the main component in foodstuff samples is promoted to be fully dissolved out release.In preferred embodiments, moreover it is possible to mould Quasi- human oral cavity salivates and swallows the action of saliva.The present invention can farthest reproduce mankind's chew, be collection The multinomial technology such as theory of mechanisms, kinematics, dynamics and mechatronics is in the engineering science of one.
Description of the drawings
Fig. 1 is the structural schematic diagram of the opening and closing left and right rotary components in the analog mechanical tongue of the present invention.
Fig. 2 is the structural schematic diagram of Mouthsimulator.
Fig. 3 is the figure for the installation relation for showing opening and closing left and right rotary components and Mouthsimulator.
Fig. 4 is the structural schematic diagram of the nip assemblies in the analog mechanical tongue of the present invention.
Fig. 5 is the explosive view for the structure for showing Mouthsimulator.
Fig. 6 is the structural schematic diagram of the mechanical tooth of chewing.
Fig. 7 is that the full analogue simulation of the present invention chews the panorama sketch of machine.
Fig. 8 is N station rotary disk exemplary plots.
Reference numeral meaning is as follows in figure:
1, the first permanent magnet;2, stepper motor is opened and closed;3, Bidirectional-screw;4, the linear guide;5, permanent magnet gripping block;6, it revolves Turn pedestal;7, axis;8, sliding block;9, belt pulley;10, rotating stepper motor;11, solution ware collet;12, temperature sensor;13, add Hot plate;14, heating tube;15, inlet tube;16, solution ware;17, outlet tube;18, nip assemblies;19, guide groove is opened and closed.21, collect Liquid component;22, feed liquor peristaltic pump;23, go out liquid peristaltic pump;24, full analogue simulation chews machine host;25, reagent bottle.101, upper nozzle Chew lifting motor;102, holder;103, upper chewing lifts module;104, counterweight component;105, upper chewing rotary DC slows down electric Machine;106, upper chewing lifting shaft;107, upper chewing tooth;108, lower chewing tooth;181, dental lamina;182, clamping plate;183, the second permanent magnetism Iron.
Specific implementation mode
Below by specific embodiment detailed description come the present invention is furture elucidated, but be not to the present invention limit System.
Embodiment 1
Gum base type chewing tobacco is carried out by chew using chewing machinery tooth as shown in Fig. 6.
By gum base type chewing tobacco, one is put into solution ware, 10mL artificial salivas is added, the mechanical tooth course of work of setting chewing is such as Under:It chooses 5Kg counterweights component 4 to be mounted on upper chewing lifting shaft 6, setting was engaged 20 times up and down with 5 seconds primary frequencies, setting Each chew rotates 180 ° when upper chewing lifting shaft declines 20mm, realizes that left and right mill is wrong.Occlusion and left and right above and below so After mill is 20 times wrong, under the cooperation of other artificial tongues, the complete fragmentation of gum base type chewing tobacco.Solution in solution ware is discharged and is carried out Principle components analysis, and take out remaining gum base type chewing tobacco sample and be further analyzed detection.
Embodiment 2
The mastication processes of gum base type chewing tobacco are simulated using the full analogue simulation of present invention chewing machine.
One gum base type chewing tobacco is put into solution ware, 10ml artificial salivas are injected, the mechanical tooth of setting chewing is primary with 5 seconds Frequency corotating up and down chew 20 times, start the opening and closing left and right rotary components every 4 times, often rotate 45 ° do primary occlusion, It is engaged width 15mm, is engaged 5 times altogether.It extracts after the completion and solution is extracted to No. 2 collection stations.It is artificial that 10ml is reinjected for the second time Saliva, was chewed 10 times with 10 seconds primary frequency corotatings, started opening and closing left and right rotary components every 5 times, and often rotating 30 ° does one Secondary occlusion is engaged width 10mm, is engaged 6 times altogether.Solution is extracted to No. 3 collection stations after the completion.Third time reinjects 10ml Artificial saliva is started opening and closing left and right rotary components every 5 times, is often rotated by 90 ° with chewing 30 times up and down altogether of 5 seconds primary frequencies Primary occlusion is done, width 8mm is engaged, is engaged 4 times altogether.Solution is extracted to No. 4 stations after the completion.Respectively to 2,3, No. 4 stations In artificial saliva in nicotine be detected analysis, draw the nicotine stripping curve of gum base type chewing tobacco.

Claims (4)

1. a kind of analog mechanical tongue, which is characterized in that it includes opening and closing left and right rotary components and a pair of of nip assemblies (18);
The wherein described opening and closing left and right rotary components include with lower component:
Rotating basis (6) can in the horizontal plane be rotated around axis (7);
The linear guide (4), horizontal are fixed on the rotating basis (6), which, which is equipped with, leans on Bidirectional-screw (3) two sliding blocks (8) connected, each on each sliding block (8) there are one the first permanent magnets (1);The Bidirectional-screw (3) is opening and closing Stepper motor (2) driving is lower to drive described two sliding blocks (8) to do open and close movement;
Wherein the pair of nip assemblies (18) include a pair of dental lamina (181), the clamping plate that is fixed on each dental lamina (181) (182) and it is placed in second permanent magnet (183) of clamping plate (182) bottom;
The wherein described opening and closing left and right rotary components are placed in below the pair of nip assemblies (18), and are made wherein described first forever Magnet and the second permanent magnet are oppositely arranged up and down.
2. analog mechanical tongue according to claim 1, which is characterized in that the folding stepper motor (2) passes through synchronous belt It takes turns (9) and drives the Bidirectional-screw (3), the convert rotational motion by the folding stepper motor (2) is the Bidirectional-screw (3) Open and close movement.
3. analog mechanical tongue according to claim 1, which is characterized in that further include rotating stepper motor (10), for driving Move the rotation of the rotating basis (6) in the horizontal plane.
4. analog mechanical tongue according to claim 1, which is characterized in that further include folding guide groove (19), wherein by institute Slideable be assembled to of a pair of of nip assemblies (18) is stated to open and close on guide groove (19).
CN201610555175.8A 2016-07-14 2016-07-14 A kind of analog mechanical tongue Active CN106053731B (en)

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CN106053731B true CN106053731B (en) 2018-08-31

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107513580A (en) * 2017-10-21 2017-12-26 云南中烟工业有限责任公司 The detection method that a kind of gum base type tobacco product influences on porphyromonas gingivalis
CN107619856A (en) * 2017-10-21 2018-01-23 云南中烟工业有限责任公司 A kind of detection method of buccal tobacco product to the total bacteria effect of saliva
CN107513581A (en) * 2017-10-21 2017-12-26 云南中烟工业有限责任公司 The detection method that a kind of gum base type tobacco product influences on streptococcus mutans
CN107699611A (en) * 2017-10-21 2018-02-16 云南中烟工业有限责任公司 A kind of detection method of gum base type tobacco product to the total bacteria effect of saliva

Citations (6)

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Publication number Priority date Publication date Assignee Title
US3734084A (en) * 1970-10-28 1973-05-22 D Ousterhout Mechanical tongue depressor
CN102375047A (en) * 2011-07-15 2012-03-14 西南交通大学 Method for determining release of chewing medicament and special chewing device thereof
CN104698044A (en) * 2013-12-10 2015-06-10 上海闵临机电科技有限公司 Electronic tongue for food detection
CN105548462A (en) * 2015-11-24 2016-05-04 中国食品发酵工业研究院 Apparatus for simulating release of flavor of liquid foods in oral cavity and retronasal olfaction, and use method thereof
CN105699130A (en) * 2016-02-01 2016-06-22 吉林大学 Electronic tongue intermittent sampling device of bionic drilling fluid
CN205809040U (en) * 2016-07-14 2016-12-14 云南中烟工业有限责任公司 A kind of analog mechanical tongue

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3734084A (en) * 1970-10-28 1973-05-22 D Ousterhout Mechanical tongue depressor
CN102375047A (en) * 2011-07-15 2012-03-14 西南交通大学 Method for determining release of chewing medicament and special chewing device thereof
CN104698044A (en) * 2013-12-10 2015-06-10 上海闵临机电科技有限公司 Electronic tongue for food detection
CN105548462A (en) * 2015-11-24 2016-05-04 中国食品发酵工业研究院 Apparatus for simulating release of flavor of liquid foods in oral cavity and retronasal olfaction, and use method thereof
CN105699130A (en) * 2016-02-01 2016-06-22 吉林大学 Electronic tongue intermittent sampling device of bionic drilling fluid
CN205809040U (en) * 2016-07-14 2016-12-14 云南中烟工业有限责任公司 A kind of analog mechanical tongue

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