CN111076869A - Air leakage detection device for food therapy granule packaging bag and working method thereof - Google Patents
Air leakage detection device for food therapy granule packaging bag and working method thereof Download PDFInfo
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- CN111076869A CN111076869A CN201911345626.5A CN201911345626A CN111076869A CN 111076869 A CN111076869 A CN 111076869A CN 201911345626 A CN201911345626 A CN 201911345626A CN 111076869 A CN111076869 A CN 111076869A
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 54
- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 21
- 239000008187 granular material Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 72
- 239000000463 material Substances 0.000 claims description 5
- 238000001802 infusion Methods 0.000 claims 1
- 230000002950 deficient Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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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
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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Abstract
A gas leakage detection device for a food therapy granule packaging bag and a working method thereof comprise the following steps: a vacuum chamber, an air pump and a central controller; the air pump is connected with the central controller, and the central controller outputs an opening signal or a closing signal to the air pump; the central controller outputs a closing signal to the closing valve, the closing valve is opened, the air inlet hole is filled, the central controller outputs a closing signal to the closing valve, the closing valve is closed, and the air inlet hole is closed; the closing device comprises two closing flaps, and the contact part of the closing flaps is provided with occlusion flaps which are mutually occluded; the closed valve is divided into two symmetrical halves; the central controller outputs an opening signal to the sealing device, the packaging bag is placed in the vacuum bin, the central controller outputs a closing signal to the sealing device, and the central controller also outputs an opening signal to the air suction pump; the air pump is turned on to pump a predetermined volume of air.
Description
Technical Field
The invention relates to the field of food package detection, in particular to a gas leakage detection device for a food therapy granule packaging bag and a working method thereof.
Background
The plastic packaging bags for packaging liquid or certain specific products are required to have sufficient air tightness and compressive strength, and the plastic packaging bags are prevented from being broken to cause product leakage in the canning and transportation processes, so that the plastic packaging bags of the products need to be detected in advance to prevent the occurrence of defective products from causing loss and waste of packaging materials.
At present, the common air tightness detection and the compressive strength detection are separated detection, and meanwhile, in the detection process, some tiny air holes can not be detected, so that inevitable defective products are generated, the detection result of sampling and random inspection is influenced, and unnecessary loss and waste are caused for enterprises and clients.
Disclosure of Invention
The purpose of the invention is as follows:
aiming at the technical problems mentioned in the background technology, the invention provides a gas leakage detection device for a food therapy granule packaging bag and a working method thereof.
The technical scheme is as follows:
a gas leakage detection device for food therapy granule packaging bag, includes: a vacuum chamber, an air pump and a central controller;
the vacuum bin comprises a bin wall, and the bin wall is cylindrical; the surface of the bin wall is provided with an air exhaust hole which penetrates through the bin wall, the air exhaust hole is connected with the air exhaust pump through an air exhaust pipe, the air exhaust pump is connected with the central controller, the central controller outputs an opening signal or a closing signal to the air exhaust pump, and the air exhaust pump is opened or closed according to the opening signal or the closing signal;
the wall of the bin is also provided with an air inlet hole, a sealing valve is arranged on the air inlet hole and used for sealing the air inlet hole, the sealing valve is connected with the central controller, the central controller outputs an opening signal to the sealing valve, the sealing valve is opened, the air inlet hole is filled with air, the central controller outputs a closing signal to the sealing valve, the sealing valve is closed, and the air inlet hole is sealed;
two ends of the bin wall are respectively provided with a sealing device, the sealing device comprises two sealing flaps, and the contact part of the sealing flaps is provided with mutually meshed meshing flaps; the closed valve is divided into two symmetrical halves; the sealing device is connected with the central controller, the central controller outputs an opening signal or a closing signal to the sealing device, and the sealing device is opened or closed according to the opening signal or the closing signal;
the closing device is in contact with the bin wall, when the closing flap is opened, two ends of the bin wall are opened, and when the closing flap is closed, two ends of the bin wall are closed;
the central controller outputs an opening signal to the sealing device, the packaging bag is placed in the vacuum bin, the central controller outputs a closing signal to the sealing device, and the central controller also outputs an opening signal to the air suction pump; and the air pump is started to pump air with a preset volume.
A preferred embodiment of the present invention includes:
a sealing strip is arranged on the occlusion flap of the closed flap and is used for sealing when the closed flap is closed;
the sealing piece is made of flexible materials, and is used for sealing between the sealing flap and the bin wall when the sealing flap is closed.
A preferred embodiment of the present invention includes:
a transfer track is arranged in the vacuum bin, the transfer track is driven by a track driving device, and the track driving device is connected with the central controller;
the central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track to rotate in the forward direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
A preferred embodiment of the present invention includes:
the outer part of the vacuum bin is provided with a connecting track, the connecting track is arranged at two ends of the vacuum bin, and the connecting track and the upper surface of the transfer track are positioned in the same horizontal plane;
the connecting track is driven by a track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track to rotate forwards according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
A working method of a gas leakage detection device for a food therapy granule packaging bag comprises the following steps:
the central controller outputs an opening signal to the sealing device, the sealing device is opened, and the sealing flap is opened;
placing the packaging bag into a vacuum bin from the space between the closed flaps;
the central controller outputs a closing signal to the closing device, the closing device is closed, and the closing valve is closed;
the central controller outputs a starting signal to the air pump, and the air pump is started;
the air pump pumps air with a preset volume;
if the detection is finished, the central controller outputs an opening signal to the closing valve;
the closing valve is opened, and the air inlet hole is used for air inlet;
the central controller outputs an opening signal to the sealing device, the sealing device is opened, and the sealing flap is opened;
and taking out the packaging bag.
A preferred embodiment of the present invention includes:
the central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track to rotate in the forward direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
A preferred embodiment of the present invention includes:
the connecting track is driven by the track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track to rotate in the positive direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
A preferred embodiment of the present invention includes:
the packaging bag is placed on the connecting track;
the central controller outputs a driving signal to the track driving device, and the track driving device simultaneously drives the connecting track and the transfer track;
the packaging bag moves to the transfer rail along the connecting rail;
the central controller outputs a stop signal to the track driving device, the connecting track and the transfer track stop, and the packaging bag is positioned in the vacuum bin.
The invention realizes the following beneficial effects:
the air tightness of the packaging bag is detected in the vacuum bin, and the gas in the vacuum bin is extracted in a closed state, so that the packaging bag is expanded, and the air tightness of the packaging bag is observed. The connecting track and the transfer track transfer the packaging bag to the vacuum bin, so that the automation degree of detection is improved, large-batch detection can be performed, and the detection efficiency is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic view of a bin wall of a gas leakage detection device for a food therapy granule packaging bag according to the present invention;
fig. 2 is a schematic view of a vacuum chamber of an air leakage detection device for a food therapy granule packaging bag according to the present invention;
fig. 3 is a schematic view illustrating opening of a sealing flap of a gas leakage detection device for a food therapy granule packaging bag according to the present invention;
fig. 4 is a schematic rail diagram of a gas leakage detection device for a food therapy granule packaging bag according to the present invention.
1. The device comprises a vacuum bin, 2 bin walls, 3 extraction holes, 4 air inlet holes, 5 sealing devices, 6 sealing flaps, 7 transfer rails and 8 connecting rails.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Reference is made to fig. 1-3 for an example.
A gas leakage detection device for food therapy granule packaging bag, includes: vacuum chamber 1, aspiration pump, central controller.
The vacuum bin 1 comprises a bin wall 2, and the bin wall 2 is cylindrical. The surface of the bin wall 2 is provided with an air exhaust hole 3, the air exhaust hole 3 penetrates through the bin wall 2, the air exhaust hole 3 is connected with the air exhaust pump through an air exhaust pipe, the air exhaust pump is connected with the central controller, the central controller outputs an opening signal or a closing signal to the air exhaust pump, and the air exhaust pump is opened or closed according to the opening signal or the closing signal.
The air pump extracts the air in the vacuum bin 1, and the qualified packaging bags are expanded. If the packaging bag is sealed, the packaging bag is expanded, and if the packaging bag is not sealed, the packaging bag cannot be expanded to a specified capacity.
The air suction pipe can be a hose or a hard pipe, and the air suction pump is connected to the vacuum chamber 1 through the air suction hole 3.
The bin wall 2 is further provided with an air inlet 4, the air inlet 4 is provided with a closing valve, the closing valve is used for closing the air inlet 4, the closing valve is connected with the central controller, the central controller outputs an opening signal to the closing valve, the closing valve is opened, the air inlet 4 is filled, the central controller outputs a closing signal to the closing valve, the closing valve is closed, and the air inlet 4 is closed.
The closing valve is used for closing the air inlet hole 4, if the detection is finished, the central controller controls the closing valve to be opened, air enters the vacuum chamber 1 from the air inlet hole 4, and after the closing valve is opened, the central controller controls the closing device 5 to be opened.
Two ends of the bin wall 2 are respectively provided with a sealing device 5, the sealing device 5 comprises two sealing flaps 6, and the contact positions of the sealing flaps 6 are provided with mutually meshed occlusion flaps. The closure flap 6 is in two symmetrical halves. The closing device 5 is connected with the central controller, the central controller outputs an opening signal or a closing signal to the closing device 5, and the closing device 5 is opened or closed according to the opening signal or the closing signal.
The closing device 5 is in contact with the bin wall 2, when the closing flap 6 is opened, two ends of the bin wall 2 are opened, and when the closing flap 6 is closed, two ends of the bin wall 2 are closed.
The central controller outputs an opening signal to the closing device 5, the packaging bag is placed in the vacuum chamber 1, the central controller outputs a closing signal to the closing device 5, and the central controller also outputs an opening signal to the air pump. And the air pump is started to pump air with a preset volume.
The preset volume can be freely set, for example, 100 cubic centimeters of air is pumped, and the expansion amount of the packaging bag can be controlled.
The central controller outputs an opening signal to the closing device 5, the closing device 5 is opened, and the closing flap 6 is opened.
The packaging bag is placed into the vacuum chamber 1 from between the closing flaps 6.
The central control unit outputs a closing signal to the closing device 5, the closing device 5 is closed and the closing flap 6 is closed.
And the central controller outputs a starting signal to the air pump, and the air pump is started.
The air pump pumps a preset volume of air.
And if the detection is finished, the central controller outputs an opening signal to the closing valve.
The closing valve is opened, and the air inlet hole 4 is filled with air.
The central controller outputs an opening signal to the closing device 5, the closing device 5 is opened, and the closing flap 6 is opened.
And taking out the packaging bag.
Wherein, can place a plurality of wrapping bags and measure simultaneously in the vacuum storehouse 1, the adjustable volume of drawing the air during a plurality of wrapping bags. The chamber wall 2 may be made of transparent material.
Example two
As a preferable mode of the present embodiment, the method includes:
and a sealing strip is arranged on the occlusion flap of the closed flap 6 and is used for sealing when the closed flap 6 is closed.
The sealing flap 6 with one side of bulkhead 2 contact is provided with the gasket, the gasket is flexible material, the gasket is used for when sealing flap 6 is closed seal between sealing flap 6 and bulkhead 2.
The sealing strip and the sealing sheet are made of flexible materials, and the flexible materials are convenient to seal.
EXAMPLE III
Reference is made to fig. 4 as an example.
As a preferable mode of the present embodiment, the method includes:
a transfer track 7 is arranged in the vacuum bin 1, the transfer track 7 is driven by a track driving device, and the track driving device is connected with the central controller.
The central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track 7 to rotate in the forward direction according to the driving signal.
The central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
As a preferable mode of the present embodiment, the method includes:
the outside in vacuum storehouse 1 is provided with connecting rail 8, connecting rail 8 set up in the both ends in vacuum storehouse 1, connecting rail 8 with the upper surface that shifts track 7 is in same horizontal plane.
The connecting track 8 is driven by a track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track 8 to rotate in the forward direction according to the driving signal.
The central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
The package is placed on the connecting rail 8.
The central controller outputs a drive signal to the track drive device, which simultaneously drives the connecting track 8 and the transfer track 7.
The packages are moved along the connecting track 8 onto the transfer track 7.
The central controller outputs a stop signal to the track driving device, the connecting track 8 and the transfer track 7 stop, and the packaging bag is positioned in the vacuum bin 1.
Wherein, connecting track 8 and transfer track 7 and continuing the operation, the wrapping bag can get into vacuum chamber 1 automatically, carries out the leakproofness after the track stops and detects, opens vacuum chamber 1 after detecting, and track operation changes the wrapping bag of next batch detection.
Example four
A working method of a gas leakage detection device for a food therapy granule packaging bag comprises the following steps:
the central controller outputs an opening signal to the closing device 5, the closing device 5 is opened, and the closing flap 6 is opened.
The packaging bag is placed into the vacuum chamber 1 from between the closing flaps 6.
The central control unit outputs a closing signal to the closing device 5, the closing device 5 is closed and the closing flap 6 is closed.
And the central controller outputs a starting signal to the air pump, and the air pump is started.
The air pump pumps a preset volume of air.
And if the detection is finished, the central controller outputs an opening signal to the closing valve.
The closing valve is opened, and the air inlet hole 4 is filled with air.
The central controller outputs an opening signal to the closing device 5, the closing device 5 is opened, and the closing flap 6 is opened.
And taking out the packaging bag.
As a preferable mode of the present embodiment, the method includes:
the central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track 7 to rotate in the forward direction according to the driving signal.
The central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
As a preferable mode of the present embodiment, the method includes:
the connecting track 8 is driven by a track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track 8 to rotate in the positive direction according to the driving signal.
The central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
As a preferable mode of the present embodiment, the method includes:
the package is placed on the connecting rail 8.
The central controller outputs a drive signal to the track drive device, which simultaneously drives the connecting track 8 and the transfer track 7.
The packages are moved along the connecting track 8 onto the transfer track 7.
The central controller outputs a stop signal to the track driving device, the connecting track 8 and the transfer track 7 stop, and the packaging bag is positioned in the vacuum bin 1.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. A gas leakage detection device for food therapy granule packaging bag, characterized by comprising: a vacuum chamber, an air pump and a central controller;
the vacuum bin comprises a bin wall, and the bin wall is cylindrical; the surface of the bin wall is provided with an air exhaust hole which penetrates through the bin wall, the air exhaust hole is connected with the air exhaust pump through an air exhaust pipe, the air exhaust pump is connected with the central controller, the central controller outputs an opening signal or a closing signal to the air exhaust pump, and the air exhaust pump is opened or closed according to the opening signal or the closing signal;
the wall of the bin is also provided with an air inlet hole, a sealing valve is arranged on the air inlet hole and used for sealing the air inlet hole, the sealing valve is connected with the central controller, the central controller outputs an opening signal to the sealing valve, the sealing valve is opened, the air inlet hole is filled with air, the central controller outputs a closing signal to the sealing valve, the sealing valve is closed, and the air inlet hole is sealed;
two ends of the bin wall are respectively provided with a sealing device, the sealing device comprises two sealing flaps, and the contact part of the sealing flaps is provided with mutually meshed meshing flaps; the closed valve is divided into two symmetrical halves; the sealing device is connected with the central controller, the central controller outputs an opening signal or a closing signal to the sealing device, and the sealing device is opened or closed according to the opening signal or the closing signal;
the closing device is in contact with the bin wall, when the closing flap is opened, two ends of the bin wall are opened, and when the closing flap is closed, two ends of the bin wall are closed;
the central controller outputs an opening signal to the sealing device, the packaging bag is placed in the vacuum bin, the central controller outputs a closing signal to the sealing device, and the central controller also outputs an opening signal to the air suction pump; and the air pump is started to pump air with a preset volume.
2. The air leakage detecting device for the food therapy granule packaging bag according to claim 1, comprising:
a sealing strip is arranged on the occlusion flap of the closed flap and is used for sealing when the closed flap is closed;
the sealing piece is made of flexible materials, and is used for sealing between the sealing flap and the bin wall when the sealing flap is closed.
3. The air leakage detecting device for the food therapy granule packaging bag according to claim 1, comprising:
a transfer track is arranged in the vacuum bin, the transfer track is driven by a track driving device, and the track driving device is connected with the central controller;
the central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track to rotate in the forward direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
4. A gas leakage detecting device for a package bag of food therapy granules according to claim 3, comprising:
the outer part of the vacuum bin is provided with a connecting track, the connecting track is arranged at two ends of the vacuum bin, and the connecting track and the upper surface of the transfer track are positioned in the same horizontal plane;
the connecting track is driven by a track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track to rotate forwards according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
5. The method for operating a gas leakage detection device for a food therapy infusion packaging bag according to any one of claims 1 to 4, comprising:
the central controller outputs an opening signal to the sealing device, the sealing device is opened, and the sealing flap is opened;
placing the packaging bag into a vacuum bin from the space between the closed flaps;
the central controller outputs a closing signal to the closing device, the closing device is closed, and the closing valve is closed;
the central controller outputs a starting signal to the air pump, and the air pump is started;
the air pump pumps air with a preset volume;
if the detection is finished, the central controller outputs an opening signal to the closing valve;
the closing valve is opened, and the air inlet hole is used for air inlet;
the central controller outputs an opening signal to the sealing device, the sealing device is opened, and the sealing flap is opened;
and taking out the packaging bag.
6. The working method of the air leakage detection device for the food therapy granule packaging bag according to claim 5, characterized by comprising the following steps:
the central controller outputs a driving signal to the track driving device, and the track driving device drives the transfer track to rotate in the forward direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
7. The working method of the air leakage detection device for the food therapy granule packaging bag according to claim 6, characterized by comprising the following steps:
the connecting track is driven by the track driving device, the central controller outputs a driving signal to the track driving device, and the track driving device drives the connecting track to rotate in the positive direction according to the driving signal;
the central controller outputs a stop signal to the track driving device, and the track driving device stops driving according to the stop signal.
8. The working method of the air leakage detection device for the food therapy granule packaging bag according to claim 7 is characterized by comprising the following steps:
the packaging bag is placed on the connecting track;
the central controller outputs a driving signal to the track driving device, and the track driving device simultaneously drives the connecting track and the transfer track;
the packaging bag moves to the transfer rail along the connecting rail;
the central controller outputs a stop signal to the track driving device, the connecting track and the transfer track stop, and the packaging bag is positioned in the vacuum bin.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911345626.5A CN111076869B (en) | 2019-12-24 | 2019-12-24 | Air leakage detection device for food therapy granule packaging bag and working method thereof |
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| CN201911345626.5A CN111076869B (en) | 2019-12-24 | 2019-12-24 | Air leakage detection device for food therapy granule packaging bag and working method thereof |
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| CN111076869B CN111076869B (en) | 2021-08-24 |
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| CN111076869B (en) | 2021-08-24 |
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Effective date of registration: 20240805 Address after: 231400 Laomei Huadong Plastic City B Area, Xindu Town, Tongcheng City, Anqing City, Anhui Province Patentee after: Anhui Guoding Packaging Co.,Ltd. Country or region after: China Address before: 215400 room c2616, shop 126, Yanshan Road, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: SUZHOU MEIYITIAN BIOTECHNOLOGY Co.,Ltd. Country or region before: China |