CN102621175A - Measurement device for thermal shrinkage ratio of pull wire - Google Patents
Measurement device for thermal shrinkage ratio of pull wire Download PDFInfo
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- CN102621175A CN102621175A CN2012100949046A CN201210094904A CN102621175A CN 102621175 A CN102621175 A CN 102621175A CN 2012100949046 A CN2012100949046 A CN 2012100949046A CN 201210094904 A CN201210094904 A CN 201210094904A CN 102621175 A CN102621175 A CN 102621175A
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Abstract
The invention discloses a measurement device for the thermal shrinkage ratio of a pull wire. The principle of measurement is as follows: properly tightening the pull wire through an electric platform, recording the original length L of the pull wire through a displacement sensor, moving the electric platform to enable the pull wire to be in a relaxed state, placing the pull wire into an oven, heating for a while, taking out the pull wire, cooling to a testing ambient temperature, moving the electric platform to tighten the pull wire to a same degree, recording the length of the pull wire through the displacement sensor, and calculating the thermal shrinkage ratio of the pull wire according to a thermal shrinkage ratio calculation formula epsilon=(L-S)/L*100%. The measurement device disclosed by the invention realizes the automatic measurement of the thermal shrinkage ratio of the pull wire by the steps of driving the pull wire to move through the electric platform, measuring the tensile force born by the pull wire using a tension sensor, and measuring the length change of the pull wire through the displacement sensor.
Description
Technical field
The present invention relates to cigarette backguy detection technique field, be specifically related to the measurement mechanism of backguy percent thermal shrinkage.
Background technology
The instrument that a kind of consumer of help opens cigarette outsourcing film is not only in the cigarette backguy, and is one of false proof important means of cigarette enterprise.According to statistics, the cigarette of whole world film outsourcing has used the backguy technology more than 90%.The characteristic that the performance of backguy particularly receives thermal shrinkage has material impact, suitable percent thermal shrinkage can make that the cigarette outsourcing has tightlier, parcel property more uniformly to cigarette outsourcing film attractive in appearance, avoids package cover to produce fold and the incomplete problem of packing.
Backguy essence is a kind of film with pressure sensitive adhesive, and the heat-shrinkable method of testing of its heat-shrinkable method of testing and film is similar.The method of testing of existing backguy percent thermal shrinkage does not have standard, and what actual method of testing was quoted is the testing standard of YC-266 " cigarette packaging film ".The film heat-shrinkable method of testing of YC-266 " cigarette packaging film " regulation is: sampling is earlier also measured original size with ruler, in baking oven, heats a period of time, takes out to be cooled to the size of measuring after the test ambient temperature after the thermal shrinkage, calculates its percent thermal shrinkage.The defective of this method of testing mainly contains: 1, automaticity is low, and complicated operation can not calculate and write down the percent thermal shrinkage of backguy automatically, and efficient is low; 2, the manual measurement error is bigger; What 3, test was used is general baking oven, and the baking oven volume is excessive.
Simultaneously, in the actual test process of backguy percent thermal shrinkage, also there are some problems, because this standard mainly is to use film for packaging to cigarette; And backguy has the characteristics of himself; Its narrower in width, itself is soft, wrinkling easily in the baking oven for heating process, distortion; Deformation ratio is more serious, is difficult to accurate measurement size.In the actual measurement process generally measuring again after the stretching tensioning of backguy; But all be manually-operated in the backguy tensioning process; The suffered pulling force of backguy is difficult to guarantee consistent; So the data that measure are inaccurate, how realizing measuring quickly and accurately the backguy percent thermal shrinkage is problem demanding prompt solution in the industry.
Summary of the invention
The objective of the invention is to solve the technological difficulties that exist at present, a kind of accurate, reliable backguy percent thermal shrinkage measurement mechanism that meets industry standard is provided to the difficult present situation of cigarette backguy percent thermal shrinkage measurement.
Measuring principle of the present invention is: at first pass through electric platforms with the suitable tensioning of backguy; Through displacement transducer record backguy original length is L; The electric platforms motion makes backguy be in relaxed state then, baking oven is put in backguy heated a period of time, after the taking-up backguy is cooled to test ambient temperature; The electric platforms motion makes backguy be tensioned to same degree; Through the displacement transducer backguy length S of record this moment,, can calculate the percent thermal shrinkage of backguy according to the computing formula ε of percent thermal shrinkage=(L-S)/L * 100%.
The present invention achieves the above object through following scheme:
A kind of measurement mechanism of backguy percent thermal shrinkage comprises measuring unit and baking oven, and measuring unit comprises moving assembly, electric platforms, pulling force sensor, displacement transducer, baking oven fixed gate, left anchor clamps and right anchor clamps;
Electric platforms and baking oven fixed gate are fixed on the moving assembly, are promoted by moving assembly;
Displacement transducer and pulling force sensor are fixed on the electric platforms;
The baking oven fixed gate is provided with a hole, and pulling force sensor passes the hole and links to each other with left anchor clamps, and right anchor clamps are fixedly connected (in other words, right anchor clamps and baking oven fixed gate distance between the two keeps fixing) with the baking oven fixed gate.
Wherein, moving assembly drives measuring unit and moves, make backguy be in respectively baking oven outer with baking oven in, i.e. normal temperature state and heated condition, thereby the length under the measurement backguy different conditions.
The function of moving assembly can realize through kinds of schemes; Preferred version provided by the invention is: moving assembly comprises Rodless cylinder; Electric platforms and baking oven fixed gate are fixed on the slide block of Rodless cylinder, through being connected with closing of Rodless cylinder and source of the gas promoting measuring unit and move.More preferably, more firm for the connection that makes assembly, moving assembly also contains fixed head, and fixed head is fixed on the slide block of Rodless cylinder, and electric platforms and baking oven fixed gate are fixed on the fixed head.More preferably, in order to make moving of measuring unit more steady, moving assembly also comprises guide rail, and fixed head slides on guide rail, and guide rail is fixed on the below of fixed head, the both sides of Rodless cylinder.
Wherein, electric platforms drives backguy through pulling force sensor and anchor clamps and steadily moves, and makes backguy be in tension and relaxed state respectively, so that measure more accurate.And calculate the length of backguy through displacement transducer.
The function of electric platforms can realize that preferred version provided by the invention is: electric platforms comprises stepper motor, platform fixed block and platform movable block through kinds of schemes; Stepper motor is fixed on the platform fixed block, drives the platform movable block and moves; Displacement transducer one end is fixed on the platform fixed block, and the other end is fixed on the platform movable block; Pulling force sensor is fixed on the platform movable block.More preferably, stepper motor moves through leading screw drive platform movable block.More preferably, in order to make moving of platform movable block more steady, electric platforms also comprises precise guide rail, and the platform movable block slides on precise guide rail.
The function of displacement transducer is the distance that shows that electric platforms moves, thereby calculates the length of backguy.Its embodiment can have multiple; Preferred version provided by the invention is: displacement transducer is made up of two elements that can slide each other; One end of displacement transducer is that one of them element is fixed on the platform fixed block, and the other end of displacement transducer is that another element is fixed on the electric platforms movable block; Electric platforms is in initial position, i.e. the state of installation testing backguy, and this moment, the initial distance of system was L
0(this position is 100mm by industry standard in theory); After placing backguy, make the backguy tensioning through electric platforms mobile, this moment, the distance that moves of displacement transducer record was L
1, the length L=L of backguy this moment
0+ L
1
An end of stationkeeping is called right anchor clamps in the anchor clamps, link to each other with pulling force sensor and movably the other end be called left anchor clamps, backguy is clamped between the anchor clamps of the left and right sides.The fixed form of right anchor clamps can have multiple, for example contains the holder that is fixedly connected with the baking oven fixed gate.In order to prevent heat transferred in the baking oven to pulling force sensor, between pulling force sensor and left anchor clamps, connect through heat insulation connecting link.Pulling force sensor is connected with backguy through anchor clamps, accurately measures the suffered pulling force of backguy.
The baking oven fixed gate is connected with moving assembly, moves through moving assembly with electric platforms, through moving assembly baking oven fixed gate and baking oven casing is partly sealed during test.
The baking oven of test usefulness can be traditional baking oven, is made up of casing, resistance wire, fan and the temperature control part part of grading.The casing part is preferably processed by insulation material, has good insulation effect.Resistance wire is that action of fan makes the temperature uniformity of oven interior with the temperature of air heat in the baking oven to appointment, and temperature control unit adopts advanced temperature controlling Design, guarantees temperature of oven in allowed limits.
In order to adapt to the backguy needs of test automatically, the present invention has also designed the baking oven size and the oven structure of suitable backguy test, compares with traditional baking oven to have reduced volume greatly, and the precision of experiment has had further raising.Baking oven is preferably dimensioned to be 32 cm * 31 cm * 30 cm.Specially designed oven structure is a baking oven dodge gate lifting unit; Baking oven dodge gate lifting unit comprises baking oven dodge gate, wire rope and cylinder; The baking oven dodge gate is installed in the baking oven casing to be had a side of baking oven aperture of door and can seal the baking oven aperture of door, and the baking oven dodge gate is connected through the cylinder rod of wire rope with the cylinder that is fixed on the baking oven top.
After the backguy heating was accomplished, the baking oven fixed gate left the baking oven casing, and this moment, the baking oven dodge gate moved down sealing baking oven aperture of door to prevent heat dissipation, was convenient to measure next time.
Preferably, baking oven dodge gate lifting unit also comprises roller, and wire rope is walked around roller and is connected with cylinder rod, is used to control the up-down of dodge gate.Preferably, the baking oven fixed gate is processed by insulation material, can play the effect that heat dissipation is avoided in sealing; The horizontal top that is installed in the baking oven casing of cylinder is with the volume of further minimizing baking oven.
The present invention also can be provided with base plate, and base plate is used for fixing each parts of measurement mechanism, and whole device is become one.
When using above-mentioned preferred version to carry out the test of backguy percent thermal shrinkage, the baking oven dodge gate is with the sealing of baking oven aperture of door, and oven temperature is increased to setting value.Backguy one end is clamped on the right anchor clamps; The other end is clamped on the left anchor clamps, and electric platforms makes backguy receive pulling force to moving away from the anchor clamps direction, when the pulling force sensor measured value reaches setting; The original length L of backguy is calculated in the displacement of displacement transducer record electric platforms.
Electric platforms drives left anchor clamps to moving a segment distance near the anchor clamps direction then, makes backguy be in relaxation state.The cylinder activation source of the gas rises the baking oven dodge gate through wire rope, and the baking oven aperture of door is opened; This moment, Rodless cylinder was connected source of the gas, and measuring unit is moved to the baking oven direction, got into baking oven up to left anchor clamps fully through the baking oven aperture of door; The baking oven fixed gate compresses the baking oven aperture of door, and backguy is heated in baking oven.
After arriving heat time heating time, Rodless cylinder is connected source of the gas, when the baking oven fixed gate is moved apart the baking oven aperture of door anchor clamps and backguy is shifted out baking oven.Cylinder is closed source of the gas, and the baking oven dodge gate descends, and sealing baking oven aperture of door is waited for next time and measured.Treat that backguy is cooled to electric platforms action after the room temperature in air; Make backguy receive tensile force to a certain degree, measure value of thrust, when reaching setting same as described above through pulling force sensor; The displacement of displacement transducer record electric platforms; Calculate backguy length S,, can calculate the percent thermal shrinkage of backguy according to the computing formula ε of percent thermal shrinkage=(L-S)/L * 100%.
Because the narrower in width of backguy own, material is soft, and wrinkling easily in the baking oven for heating process, distortion is not easy to its measurement of length.The mode that the proposition of the present invention's innovation is moved through electric platforms makes the suitable tensioning of backguy; The process of tensioning backguy during in order to anthropomorphic dummy's hand measurement backguy; And, guaranteed that backguy is identical at the suffered pulling force of different test mode pull-down line, and through displacement sensor backguy length through pulling force sensor measurement tensile force; Guarantee the accuracy of backguy measurement length, realized the automatic measurement of backguy percent thermal shrinkage.
Compared with prior art, the invention has the advantages that:
1) the present invention innovates proposition and drives backguy through electric platforms and move, and utilizes pulling force sensor to measure the suffered pulling force of backguy, and the method through displacement sensor backguy length variations, has realized the automatic measurement of backguy percent thermal shrinkage.
2) the present invention has designed special oven structure.The present invention has designed baking oven fixed gate and baking oven dodge gate, when backguy is installed, uses with when heating respectively, when realizing automatic measurement, avoids heat dissipation.The present invention designs the use Rodless cylinder, has farthest practiced thrift installing space, and Rodless cylinder drives moving of measuring unit, is swift in motion, and has realized baking oven fixed gate reliably compressing the baking oven aperture of door.The driving cylinder of baking oven dodge gate of the present invention adopts horizontal mounting means; Avoided traditional baking oven overhead door cylinder that the big defective of vertical direction size that is caused vertically is installed; Utilize guide rail, cylinder, wire rope etc. to realize the automatic lifting of baking oven dodge gate, automaticity is high.
3) the present invention has designed special-purpose backguy anchor clamps.Traditional backguy percent thermal shrinkage is that backguy directly is placed on the stainless steel pallet when testing, because backguy itself is not straight completely, certain unevenness is arranged when having caused backguy to be heated.Newly-designed clamp structure has guaranteed the homogeneity that backguy is heated, and fixture operation is simple and reliable, and film that can the clamping different in width carries out the percent thermal shrinkage test.Jig design of the present invention not only can be measured the percent thermal shrinkage of backguy (width 2.5mm), and can measure the maximum 30mm of width, and the percent thermal shrinkage of the plastic sheeting of length 100mm has good versatility.
Reasonable in design of the present invention, easy to use, can realize the quick measurement of cigarette backguy percent thermal shrinkage, personal error is low, and automaticity is high.
Description of drawings
Fig. 1: the synoptic diagram during measurement mechanism backguy heated condition of the present invention;
Fig. 2: the synoptic diagram during measurement mechanism backguy linear measure longimetry of the present invention;
Fig. 3: the partial view of an embodiment of electric platforms of the present invention;
Fig. 4: the lateral plan of a part of measurement mechanism of the present invention.
Embodiment
In conjunction with Fig. 1 and Fig. 2 practical implementation content of the present invention is described in detail:
As shown in Figure 1; A kind of measurement mechanism of backguy percent thermal shrinkage; Comprise measuring unit, baking oven dodge gate lifting unit and baking oven, measuring unit comprises guide rail 2, Rodless cylinder 3, electric platforms 4, pulling force sensor 5, displacement transducer 6, fixed head 7, connecting link 8, baking oven fixed gate 9, left anchor clamps 10 and right anchor clamps 12;
Fixed head 7 is fixed on the slide block of Rodless cylinder 3; Platform fixed block 22 is fixed on the fixed head 7 with baking oven fixed gate 9; Guide rail 2 is fixed on the below of fixed head 7, the both sides of Rodless cylinder 3; Fixed head 7 slides on guide rail 2, specifically is provided with reference to Fig. 4, and Fig. 4 is the lateral plan of expression guide rail 2, Rodless cylinder 3 and fixed head 7 annexations;
Baking oven fixed gate 9 is provided with a hole, and connecting link 8 one ends pass the hole and link to each other with pulling force sensor 5, and connecting link 8 other ends link to each other with left anchor clamps 10, and right anchor clamps 12 are fixedly connected with baking oven fixed gate 9;
Baking oven dodge gate lifting unit comprises baking oven dodge gate 13, roller 14, wire rope 15 and cylinder 16; Baking oven dodge gate 13 is installed in baking oven casing 17 to be had a side of baking oven aperture of door and can seal the baking oven aperture of door, and baking oven dodge gate 13 is connected through the cylinder rod of wire rope 15 with the cylinder that is fixed on the baking oven top 16.Wire rope 15 is walked around roller 14 and is connected with cylinder rod.Baking oven fixed gate 13 is processed by insulation material.The cylinder 16 horizontal tops that are installed in baking oven.
Also be provided with base plate 1, be used for fixing the parts of above-mentioned measurement mechanism.
The device that uses embodiment 1 to make up carries out the test of backguy percent thermal shrinkage.
At first, baking oven dodge gate 13 is with the sealing of baking oven aperture of door, and oven temperature is increased to setting value.Backguy 11 1 ends are clamped on the right anchor clamps 12, and the other end is clamped on the left anchor clamps 10, and this moment, the initial distance of system was L
0(this position is 100mm by industry standard in theory).Electric platforms 4 makes backguy 11 receive pulling force to moving away from the anchor clamps direction, when pulling force sensor 5 measured values reach setting, and the displacement L of displacement transducer 6 record electric platforms 4
1, calculate the original length L=L of backguy 11
0+ L
1
After arriving heat time heating time, Rodless cylinder 3 is connected source of the gas, when baking oven fixed gate 9 is moved apart the baking oven aperture of door anchor clamps and backguy is shifted out baking oven.Cylinder 16 is closed source of the gas, and baking oven dodge gate 13 descends, and sealing baking oven aperture of door is waited for next time and measured.After treating that backguy 11 is cooled to room temperature in air, this moment system initial distance with top the same be L
0(this position is 100mm by industry standard in theory).Electric platforms 4 action makes backguy 11 receive tensile force to a certain degree, measures values of thrust through pulling force sensor 5, when reaching setting same as described above, and the displacement L of displacement transducer 6 record electric platforms 4
2(this moment L
2Possibly be negative), length S=L after the heating of calculating backguy 11
0+ L
2According to the computing formula ε of percent thermal shrinkage=(L-S)/L * 100%, can calculate the percent thermal shrinkage of backguy.
Claims (10)
1. the measurement mechanism of a backguy percent thermal shrinkage; Comprise measuring unit and baking oven, it is characterized in that measuring unit comprises moving assembly, electric platforms (4), pulling force sensor (5), displacement transducer (6), baking oven fixed gate (9), left anchor clamps (10) and right 10 anchor clamps (12);
Electric platforms (4) is fixed on the moving assembly with baking oven fixed gate (9), is promoted by moving assembly;
Displacement transducer (6) and pulling force sensor (5) are fixed on the electric platforms (4);
Baking oven fixed gate (9) is provided with a hole, and pulling force sensor (5) passes the hole and links to each other with left anchor clamps (10), and right anchor clamps (12) are fixedly connected with baking oven fixed gate (9).
2. measurement mechanism as claimed in claim 1 is characterized in that said moving assembly comprises Rodless cylinder (3), and electric platforms (4) is fixed on the slide block of Rodless cylinder (3) with baking oven fixed gate (9).
3. measurement mechanism as claimed in claim 2 is characterized in that moving assembly also contains fixed head (7), and fixed head (7) is fixed on the slide block of Rodless cylinder (3), and electric platforms (4) and baking oven fixed gate (9) are fixed on the fixed head (7).
4. measurement mechanism as claimed in claim 3 is characterized in that moving assembly also comprises guide rail (2), and fixed head (7) is gone up at guide rail (2) and slided.
5. measurement mechanism as claimed in claim 1 is characterized in that said electric platforms (4) comprises stepper motor (18), platform fixed block (22) and platform movable block (20); Stepper motor (18) is fixed on the platform fixed block (22), drives platform movable block (20) and moves; Displacement transducer (6) one ends are fixed on the platform fixed block (22), and the other end is fixed on the platform movable block (20); Pulling force sensor (5) is fixed on the platform movable block (20).
6. measurement mechanism as claimed in claim 5 is characterized in that said electric platforms (4) also comprises leading screw (19), and stepper motor (18) drives platform movable block (20) through leading screw (19) and moves.
7. measurement mechanism as claimed in claim 5 is characterized in that said electric platforms (4) also comprises precise guide rail (21), and platform movable block (20) is gone up in precise guide rail (21) and slided.
8. measurement mechanism as claimed in claim 1 is characterized in that pulling force sensor (5) links to each other with left anchor clamps (10) through connecting link (8).
9. measurement mechanism as claimed in claim 1; It is characterized in that also comprising baking oven dodge gate lifting unit; Baking oven dodge gate lifting unit comprises baking oven dodge gate (13), roller (14), wire rope (15) and cylinder (16); Baking oven dodge gate (13) is installed in baking oven casing (17) to be had a side of baking oven aperture of door and can seal the baking oven aperture of door, and the wire rope (15) of baking oven dodge gate (13) through walking around roller (14) is connected with the horizontal cylinder rod that is installed at the cylinder (16) at baking oven top.
10. measurement mechanism as claimed in claim 1 is characterized in that also comprising base plate (1), and base plate (1) is used for fixing the parts of measurement mechanism.
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| CN201210094904.6A CN102621175B (en) | 2012-04-01 | 2012-04-01 | Measurement device for thermal shrinkage ratio of pull wire |
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|---|---|---|---|
| CN201210094904.6A CN102621175B (en) | 2012-04-01 | 2012-04-01 | Measurement device for thermal shrinkage ratio of pull wire |
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| CN102621175B CN102621175B (en) | 2014-05-14 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914128A (en) * | 2015-07-08 | 2015-09-16 | 安徽瑞宏信息科技有限公司 | Device for testing chemical fiber filament heat shrinkage rate and testing method thereof |
| CN105301042A (en) * | 2015-11-20 | 2016-02-03 | 海南中航特玻科技有限公司 | Method using dilatometer to measure electronic flat glass shrinkage |
| CN106645270A (en) * | 2016-11-24 | 2017-05-10 | 深圳市星源材质科技股份有限公司 | Thermal contraction testing device of lithium-ion battery separator and application method |
| CN106645271A (en) * | 2016-12-27 | 2017-05-10 | 中国科学院合肥物质科学研究院 | Device for measuring hot-shrinkage rate of tobacco film |
| CN106841275A (en) * | 2016-12-27 | 2017-06-13 | 国家烟草质量监督检验中心 | A kind of measuring method and measurement apparatus of film shrink rate |
| CN106908471A (en) * | 2017-02-28 | 2017-06-30 | 济南兰光机电技术有限公司 | A kind of film sample pyrocondensation device for detecting performance |
| CN107209168A (en) * | 2015-02-27 | 2017-09-26 | 陶氏环球技术有限责任公司 | For the method and system for the power for measuring shrink film |
| CN108459156A (en) * | 2018-04-04 | 2018-08-28 | 济南思克测试技术有限公司 | A kind of device of detection sample shrinkage character |
| CN109425633A (en) * | 2017-09-04 | 2019-03-05 | 深圳正峰印刷有限公司 | A kind of heat shrinkage film shrinking percentage test method and test device |
| CN110215936A (en) * | 2019-06-06 | 2019-09-10 | 北京卫星环境工程研究所 | Testpieces lifting and liquid nitrogen case opening and closing device in high temperature and immersing in liquid nitrogen Alternating Test |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6007240A (en) * | 1998-04-14 | 1999-12-28 | Ta Instruments, Inc. | Method and apparatus for modulated-temperature thermomechanical analysis |
| US6363691B1 (en) * | 1999-09-23 | 2002-04-02 | Brown & Williamson Tobacco Corporation | Method of wrapping a package having a corona treated tear tape |
| CN2862023Y (en) * | 2006-01-05 | 2007-01-24 | 中国石化仪征化纤股份有限公司 | Heat shrinkage testing device for chemical fabrics filament |
| CN101169384A (en) * | 2007-10-18 | 2008-04-30 | 江苏盛虹化纤有限公司 | Chemical fiber filament heat shrinkage test method standard |
| CN201322730Y (en) * | 2008-12-26 | 2009-10-07 | 济南兰光机电技术有限公司 | Thermal shrinkage rate testing mechanism |
| CN101957332A (en) * | 2010-09-27 | 2011-01-26 | 东莞市华立实业股份有限公司 | Heat contractibility rate measuring method for furniture thermoplastic plastic edge sealing stripes |
| CN202548076U (en) * | 2012-04-01 | 2012-11-21 | 广东中烟工业有限责任公司 | Measuring device of thermal shrinkage rate of stay wire |
-
2012
- 2012-04-01 CN CN201210094904.6A patent/CN102621175B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6007240A (en) * | 1998-04-14 | 1999-12-28 | Ta Instruments, Inc. | Method and apparatus for modulated-temperature thermomechanical analysis |
| US6363691B1 (en) * | 1999-09-23 | 2002-04-02 | Brown & Williamson Tobacco Corporation | Method of wrapping a package having a corona treated tear tape |
| CN2862023Y (en) * | 2006-01-05 | 2007-01-24 | 中国石化仪征化纤股份有限公司 | Heat shrinkage testing device for chemical fabrics filament |
| CN101169384A (en) * | 2007-10-18 | 2008-04-30 | 江苏盛虹化纤有限公司 | Chemical fiber filament heat shrinkage test method standard |
| CN201322730Y (en) * | 2008-12-26 | 2009-10-07 | 济南兰光机电技术有限公司 | Thermal shrinkage rate testing mechanism |
| CN101957332A (en) * | 2010-09-27 | 2011-01-26 | 东莞市华立实业股份有限公司 | Heat contractibility rate measuring method for furniture thermoplastic plastic edge sealing stripes |
| CN202548076U (en) * | 2012-04-01 | 2012-11-21 | 广东中烟工业有限责任公司 | Measuring device of thermal shrinkage rate of stay wire |
Non-Patent Citations (1)
| Title |
|---|
| 辛婷芬等: "化学纤维 长丝热收缩率试验方法", 《中国人民共和国国家标准》 * |
Cited By (13)
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|---|---|---|---|---|
| CN107209168A (en) * | 2015-02-27 | 2017-09-26 | 陶氏环球技术有限责任公司 | For the method and system for the power for measuring shrink film |
| CN104914128A (en) * | 2015-07-08 | 2015-09-16 | 安徽瑞宏信息科技有限公司 | Device for testing chemical fiber filament heat shrinkage rate and testing method thereof |
| CN105301042A (en) * | 2015-11-20 | 2016-02-03 | 海南中航特玻科技有限公司 | Method using dilatometer to measure electronic flat glass shrinkage |
| CN106645270A (en) * | 2016-11-24 | 2017-05-10 | 深圳市星源材质科技股份有限公司 | Thermal contraction testing device of lithium-ion battery separator and application method |
| CN106645270B (en) * | 2016-11-24 | 2020-11-24 | 深圳市星源材质科技股份有限公司 | Lithium ion battery diaphragm thermal shrinkage testing device and using method |
| CN106645271A (en) * | 2016-12-27 | 2017-05-10 | 中国科学院合肥物质科学研究院 | Device for measuring hot-shrinkage rate of tobacco film |
| CN106841275A (en) * | 2016-12-27 | 2017-06-13 | 国家烟草质量监督检验中心 | A kind of measuring method and measurement apparatus of film shrink rate |
| CN106908471A (en) * | 2017-02-28 | 2017-06-30 | 济南兰光机电技术有限公司 | A kind of film sample pyrocondensation device for detecting performance |
| CN109425633A (en) * | 2017-09-04 | 2019-03-05 | 深圳正峰印刷有限公司 | A kind of heat shrinkage film shrinking percentage test method and test device |
| CN108459156A (en) * | 2018-04-04 | 2018-08-28 | 济南思克测试技术有限公司 | A kind of device of detection sample shrinkage character |
| CN108459156B (en) * | 2018-04-04 | 2023-12-29 | 济南思克测试技术有限公司 | Device for detecting shrinkage characteristics of sample |
| CN110215936A (en) * | 2019-06-06 | 2019-09-10 | 北京卫星环境工程研究所 | Testpieces lifting and liquid nitrogen case opening and closing device in high temperature and immersing in liquid nitrogen Alternating Test |
| CN110215936B (en) * | 2019-06-06 | 2021-07-23 | 北京卫星环境工程研究所 | Device for lifting test piece and opening and closing liquid nitrogen box in high-temperature and liquid nitrogen soaking alternation test |
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