WO2016090917A1 - 用于检测瓶塞密封性的方法 - Google Patents

用于检测瓶塞密封性的方法 Download PDF

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Publication number
WO2016090917A1
WO2016090917A1 PCT/CN2015/084466 CN2015084466W WO2016090917A1 WO 2016090917 A1 WO2016090917 A1 WO 2016090917A1 CN 2015084466 W CN2015084466 W CN 2015084466W WO 2016090917 A1 WO2016090917 A1 WO 2016090917A1
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WO
WIPO (PCT)
Prior art keywords
stopper
preset
detecting
tightness
bottle
Prior art date
Application number
PCT/CN2015/084466
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English (en)
French (fr)
Chinese (zh)
Inventor
张献强
Original Assignee
楚天科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 楚天科技股份有限公司 filed Critical 楚天科技股份有限公司
Priority to RU2017118384A priority Critical patent/RU2669548C1/ru
Priority to KR1020177015365A priority patent/KR101969712B1/ko
Publication of WO2016090917A1 publication Critical patent/WO2016090917A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes

Definitions

  • the invention mainly relates to the technical field of food and medical packaging, and particularly relates to a method for detecting the tightness of a cork.
  • the capping machine or the potting machine needs to perform the rubber plug sealing test on the bottle after the plugging.
  • the usual detection method is to first detect the actual vertical height of the bottle mouth to the highest point of the bottle stopper, and then compare with the standard vertical height. If the actual vertical height is greater than the standard vertical height, it is judged that the rubber plug seal is unqualified, otherwise the sealability is judged to be acceptable.
  • the standard vertical height there are certain errors in the bottle mouth and rubber stopper of the same specification at present. Therefore, when using this method, the deviation of the rubber plug itself will have a certain influence on the detection accuracy, and sometimes there will be a case of misjudgment.
  • the rubber stopper is adsorbed into the bottle mouth under the action of negative pressure, and the vertical distance between the detection bottle mouth and the highest point of the bottle stopper is inaccurate compared with the preset standard height value, and the actual vertical is The height is often within the preset value, but there is actually a gap, and if the freeze-dried product is inaccurate in sealing detection, it is easy to cause the drug to fail, causing serious consequences for the patient.
  • the technical problem to be solved by the present invention is that, in view of the technical problems existing in the prior art, the present invention provides a method for detecting the sealing property of a cork with high detection efficiency and high detection accuracy.
  • the technical solution proposed by the present invention is:
  • a method for detecting the tightness of a cork detecting a maximum vertical height H1 between a top surface of the stopper bottle mouth and a lower surface of the stopper cap of the stopper, if H1 is greater than a preset first standard height threshold, It is judged that the stopper of the bottle is unsatisfactory.
  • H1 is not greater than a preset first standard height threshold, and if H1 is not greater than a preset first standard height threshold, detecting a maximum horizontal width L1 between the outer edge of the cork and the inner wall of the bottle mouth, if L1 is greater than a preset standard width
  • the threshold value is judged to be unsatisfactory in the sealing of the stopper.
  • L1 Determining whether L1 is not greater than a preset standard width threshold. If L1 is not greater than a preset standard width threshold, detecting a maximum vertical height H2 between the upper surface of the finish and the upper surface of the cap of the stopper, if H2 is greater than the preset second If the standard height threshold is used, it is judged that the seal of the bottle is unqualified, otherwise the seal is judged to be qualified.
  • H1 is not greater than a preset first standard height threshold, and if H1 is not greater than a preset first standard height threshold, detecting a maximum vertical height H2 between the upper surface of the finish and the upper surface of the cap of the stopper, if H2 If it is greater than the preset second standard height threshold, it is judged that the stopper sealing property is unqualified.
  • H2 Determining whether H2 is not greater than a preset second standard height threshold, and if H2 is not greater than a preset second standard height threshold, Then, the maximum horizontal width L1 between the outer edge of the cork and the inner wall of the bottle mouth is detected. If L1 is greater than the preset standard width threshold, it is judged that the tightness of the cork is unqualified, otherwise the sealing property is judged to be qualified.
  • the H1 or L1 is detected by a plurality of picture collecting devices, wherein a plurality of picture collecting devices are arranged along the circumferential direction of the bottle stopper.
  • the number of the picture capturing devices is two, and the two picture collecting devices are arranged at 90 degrees in the circumferential direction of the bottle stopper.
  • the H1 or L1 of the rotating bottle body is detected by the picture collecting device.
  • step 1) or step 2) H1 or L1 is detected by a picture capturing device, wherein the picture collecting device rotates in the circumferential direction of the stopper.
  • the picture capture device is a machine vision camera.
  • the method for detecting the tightness of the stopper of the present invention by detecting the maximum vertical height H1 between the upper surface of the bottle mouth and the lower surface of the stopper of the stopper, that is, the gap height between the stopper and the bottle mouth, thereby It can quickly detect most of the unqualified bottles, and also avoids the influence of the height error of the cork itself on the detection accuracy, and its detection efficiency and detection accuracy are high.
  • the maximum horizontal width L1 between the outer edge of the cork and the inner wall of the bottle mouth and the maximum vertical height H2 between the upper surface of the cork cap of the cork and the upper surface of the bottle mouth are detected, and the detection range is wider, and the detection is more Comprehensive, further improve the detection accuracy, to avoid the failure of the seal and the failure of the drug.
  • FIG. 1 is a schematic flowchart of a method according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic flowchart of a method according to Embodiment 2 of the present invention.
  • FIG. 3 is a schematic flowchart of a method according to Embodiment 3 of the present invention.
  • Figure 4 is a schematic view of various parameters when the stopper is not completely inserted in the present invention.
  • Fig. 5 is a schematic view showing the parameters of one side of the stopper when the stopper is lifted up.
  • Fig. 6 is a schematic view showing the parameters of the other side of the stopper when the stopper is lifted up.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the method for detecting the tightness of the stopper of the present embodiment comprises a stopper cap 21 and a stopper rod 22 , and the method detects the bottle 1 after stoppering.
  • the maximum vertical height H1 between the upper surface of the bottle mouth and the lower surface of the stopper cap 21 of the stopper 2, that is, the gap height between the bottle mouth 1 and the stopper 2, that is, A in Fig. 4 The vertical height between two points of point B, if H1 is greater than the preset first standard height threshold, it is judged that the stopper 2 is unsatisfactory.
  • the stopper 2 Since the tightness of the stopper 2 is unsatisfactory, the stopper 2 is not completely inserted into the mouth of the bottle, as shown in Fig. 4, so there is a certain gap between the stopper 2 and the mouth of the bottle, so the detection method is passed. The detection and judgment of the gap height, so that most of the seal unqualified stoppers 2 are detected, the detection efficiency is higher; and since the detection method does not involve the thickness of the stopper cap 21 of the stopper 2 at all, The influence of the height error of the stopper 2 itself on the detection accuracy can be completely avoided, so that the detection accuracy is higher, and the failure of the seal is prevented to cause the medicine to fail.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • H1 is not greater than a preset first standard height threshold, and if H1 is not greater than a preset first standard height threshold, Detecting the maximum horizontal width L1 between the outer edge of the stopper 2 and the inner wall of the bottle mouth, that is, the horizontal width between two points A and C in FIG. 5, and if the L1 is greater than the preset standard width threshold, determining the tightness of the stopper 2 Not qualified.
  • the detection method added in this part it can be further detected that the stopper 2 is not horizontally inserted into the bottle mouth (as shown in FIG. 5 and FIG. 6 , the stopper 2 is tilted up), and this case is the first embodiment.
  • the method may not be detected, so the detection method of the embodiment has higher detection accuracy.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • L1 is not greater than a preset standard width threshold. If L1 is not greater than a preset standard width threshold, the upper surface of the bottle mouth is detected.
  • the seal is unqualified, otherwise the seal is judged to be qualified. According to the detection method of the present embodiment, it is possible to completely detect a bottle having an unsatisfactory sealability, and to detect the entire shape, thereby further improving the detection accuracy.
  • the corresponding product selection and detection requirements may be adjusted according to the detection product condition and the detection requirements.
  • the detection H1 may be detected first, then the detection H2 may be detected; or the detection may be detected first.
  • the detection can be performed by a plurality of picture collecting devices, wherein a plurality of picture collecting devices are arranged along the circumferential direction of the bottle stopper 2, and the circumferential direction of the bottle stopper 2 can be comprehensively detected, thereby ensuring detection. reliability.
  • the number of picture capturing devices is two, and the two picture collecting devices are arranged at 90 degrees in the circumferential direction of the stopper 2, and the circumferential surface of the stopper 2 can be substantially detected.
  • the H1 or L1 of the rotating bottle body 1 can be detected by a picture collecting device.
  • H1 or L1 can be detected by a picture capturing device, wherein the picture collecting device can be rotated in the circumferential direction of the stopper 2.
  • the picture capturing device is a machine vision phase machine.
  • the reference point in the measurement of each parameter in the method of the present invention is not limited to the embodiment, for example, the selection of the upper surface of the bottle mouth can be replaced by a bottleneck, that is, the distance between the bottleneck and the lower surface of the cap 21 is selected as H1.
  • the above options can be changed according to the actual situation.
  • the method of the invention is not only suitable for the semi-plugged bottle sealing test, but also for the bottle sealing test after full plugging.
  • the picture collecting device takes a picture of the bottle, and then processes the photographed bottle photo through the industrial computer to determine the image area to be analyzed, and then analyzes the picture, extracts the bottle stopper 2 and the bottle mouth area, and finally judges For comparison, the specific process is as follows: as shown in FIG. 3, firstly, the detected H1 is compared with a preset first standard height threshold. If H1 is greater than the first standard height threshold, it can be determined that the stopper 2 is completely inserted. If the bottle mouth is judged to be unsatisfactory, the bottle body 1 is rejected, and the next step is judged. If the H1 is not greater than the first standard height threshold, the L1 is detected and compared with the preset standard width threshold.
  • L1 is greater than the standard width threshold, it is judged that the stopper 2 is tilted sidewise (ie, one side of the stopper 2 is compacted, and the other side is not compacted, so that the stopper 2 is not horizontal, and the periphery of the stopper 2 is Relatively there will be a certain protrusion, which leads to the test L1 exceeding the standard width threshold), then it is judged that the sealing of the stopper 2 is unqualified, and the unqualified bottle is removed; then the next step is obtained if L1 is not greater than
  • the quasi-width threshold compares H2 with a preset second standard height threshold.
  • H2 is greater than the preset second standard height threshold, it can be further determined that the cork 2 is not completely inserted into the bottle mouth or there is a side tilt. Excluding such unqualified bottles, after the three steps of testing, the bottle 1 is a qualified bottle.
PCT/CN2015/084466 2014-12-11 2015-07-20 用于检测瓶塞密封性的方法 WO2016090917A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2017118384A RU2669548C1 (ru) 2014-12-11 2015-07-20 Способ определения герметичности запорной крышки
KR1020177015365A KR101969712B1 (ko) 2014-12-11 2015-07-20 병마개 밀봉성 검측 방법

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CN201410755492.5A CN104483080B (zh) 2014-12-11 2014-12-11 用于检测瓶塞密封性的方法
CN201410755492.5 2014-12-11

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WO2016090917A1 true WO2016090917A1 (zh) 2016-06-16

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KR (1) KR101969712B1 (ko)
CN (1) CN104483080B (ko)
RU (1) RU2669548C1 (ko)
WO (1) WO2016090917A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112781809A (zh) * 2020-12-30 2021-05-11 楚天科技股份有限公司 集成轧盖与密封检测的系统、方法及轧盖容器的处理方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104483080B (zh) * 2014-12-11 2017-06-06 楚天科技股份有限公司 用于检测瓶塞密封性的方法
CN104849768A (zh) * 2015-04-17 2015-08-19 江西新正源机电科技有限公司 检测瓶盖的密封垫是否安装到位的方法
CN108827554A (zh) * 2018-06-25 2018-11-16 安庆市晶科电子有限公司 一种晶体管密封检测方法

Citations (7)

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JPH10203512A (ja) * 1997-01-20 1998-08-04 Dainippon Printing Co Ltd 容器口部の密封状態検査方法及びその検査装置、並びに、これら検査方法及び検査装置に適した容器口部の密封構造、合成樹脂容器、スクリューキャップ及び合成樹脂容器の予備成形体
JP2000118515A (ja) * 1998-10-14 2000-04-25 Shimizu City Nogyo Kyodo Kumiai キャップ体取付検査方法及びキャップ体取付検査装置
WO2003016886A1 (de) * 2001-08-16 2003-02-27 Krones Ag Verfahren und vorrichtung zur inspektion gefüllter und verschlossener flaschen
JP4194689B2 (ja) * 1998-09-10 2008-12-10 大日本印刷株式会社 キャップ取付状態検査装置
CN203076221U (zh) * 2012-12-20 2013-07-24 苏州第壹制药有限公司 一种自动检测剔废装置
CN103552712A (zh) * 2013-10-28 2014-02-05 中达电通股份有限公司 药瓶瓶盖安装就位的检测方法及装置
CN104483080A (zh) * 2014-12-11 2015-04-01 楚天科技股份有限公司 用于检测瓶塞密封性的方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10203512A (ja) * 1997-01-20 1998-08-04 Dainippon Printing Co Ltd 容器口部の密封状態検査方法及びその検査装置、並びに、これら検査方法及び検査装置に適した容器口部の密封構造、合成樹脂容器、スクリューキャップ及び合成樹脂容器の予備成形体
JP4194689B2 (ja) * 1998-09-10 2008-12-10 大日本印刷株式会社 キャップ取付状態検査装置
JP2000118515A (ja) * 1998-10-14 2000-04-25 Shimizu City Nogyo Kyodo Kumiai キャップ体取付検査方法及びキャップ体取付検査装置
WO2003016886A1 (de) * 2001-08-16 2003-02-27 Krones Ag Verfahren und vorrichtung zur inspektion gefüllter und verschlossener flaschen
CN203076221U (zh) * 2012-12-20 2013-07-24 苏州第壹制药有限公司 一种自动检测剔废装置
CN103552712A (zh) * 2013-10-28 2014-02-05 中达电通股份有限公司 药瓶瓶盖安装就位的检测方法及装置
CN104483080A (zh) * 2014-12-11 2015-04-01 楚天科技股份有限公司 用于检测瓶塞密封性的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112781809A (zh) * 2020-12-30 2021-05-11 楚天科技股份有限公司 集成轧盖与密封检测的系统、方法及轧盖容器的处理方法
CN112781809B (zh) * 2020-12-30 2022-07-19 楚天科技股份有限公司 集成轧盖与密封检测的系统、方法及轧盖容器的处理方法

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CN104483080A (zh) 2015-04-01
CN104483080B (zh) 2017-06-06
KR101969712B1 (ko) 2019-04-17
RU2669548C1 (ru) 2018-10-11
KR20170083579A (ko) 2017-07-18

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