CN115824532A - Packing box leakproofness detection device - Google Patents
Packing box leakproofness detection device Download PDFInfo
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- CN115824532A CN115824532A CN202211617364.5A CN202211617364A CN115824532A CN 115824532 A CN115824532 A CN 115824532A CN 202211617364 A CN202211617364 A CN 202211617364A CN 115824532 A CN115824532 A CN 115824532A
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Abstract
The invention discloses a packing box tightness detection device which comprises a positioning jacking unit, a positioning jacking unit and a positioning unit, wherein the positioning jacking unit is used for accommodating a packing box to be detected and positioning the packing box to be detected, and the packing box to be detected is a packing box with an unsealed top; and the sealing box cover unit is suspended above the positioning jacking unit through a guide unit and a cover opening cylinder. The device has simple detection process and intuitive box state, and can listen to the sound of the air leakage position of the box body and check the damaged position of the box body. The positive pressure sealing detection device is successfully used for sealing detection of the propellant powder packing box, adopts a positive pressure filling mode, has no damage to the box body, and can repeatedly detect. The positive pressure sealing detection device adopts an explosion-proof in-place detection sensor or an anti-pneumatic executive component, can be used under dangerous goods or severe environment conditions, is safe and reliable, and realizes unattended operation.
Description
Technical Field
The invention relates to the technical field of medicine tube packaging, in particular to a packaging box tightness detection device capable of automatically detecting the tightness of a packaging box in real time by adopting positive pressure gas.
Background
Tubular projectiles, which release energy in a violent combustion manner and have a higher stability and safety than other types of projectiles, are widely used in various weaponry. At present, the tubular propellant powder production process always adopts the traditional process technology and equipment. The tubular medicine needs to be packed, weighed and transported after being manufactured.
The traditional process technology and equipment are always adopted in the explosive propellant packaging process in China. In a traditional production mode, after the propellant powder packing box is produced, the box body can be damaged due to collision during transportation and production. If the damaged box body is filled with propellant for long-term storage, the requirements of propellant storage cannot be met by moisture prevention, oxidation prevention and corrosion prevention. Therefore, the tightness of the packaging box needs to be detected before sealing after the packaging box is transported.
In the prior art, manual box sealing detection is usually adopted, and most of the production lines of explosive factories in China adopt manual box transfer to carry out sealing detection. During the sealing detection, the packaged packaging box is mostly detected by manually immersing the packaging box in water, and the detection mode has a plurality of defects. For example, people cannot be isolated in the sealing detection process, people and dangerous goods cannot be isolated, and the propellant in the box body is extremely easy to damage by water to cause irreversible damage, so that the box body is not suitable for an automatic production line process. Meanwhile, the box body needs to be manually carried, transported, loaded and unloaded, the box body is heavy, the labor intensity is high, and the box body is extremely easy to collide, damage and wear. The propellant in the box body belongs to inflammable and explosive articles, seriously threatens the personal safety of workers and is not suitable for being contacted with the workers for a short time.
Therefore, how to provide a packing box leakproofness detection device, can adapt to the automation line demand, raise the efficiency, reduce artifical intensity of labour, solve the sealed problem of keeping apart of man-machine in the testing process of hazardous articles, be the technical problem who needs technical staff in this field to solve urgently.
Disclosure of Invention
In view of the above, the present invention provides a package sealability detection apparatus for overcoming the above problems or at least partially solving the above problems. The automatic production line can meet the requirements of an automatic production line, the efficiency is improved, the labor intensity of workers is reduced, the man-machine isolation is realized, and the problem of man-machine isolation in the dangerous article sealing detection process is solved.
The invention provides the following scheme:
a package box sealability detection apparatus comprising:
the positioning and jacking unit is used for accommodating and positioning a packaging box to be detected, and the packaging box to be detected is a packaging box with an unsealed top;
the sealing box cover unit is suspended above the positioning jacking unit through a guide unit and a cover opening cylinder; the sealing box cover unit comprises a sealing detection force transmission plate, the bottom of the sealing detection force transmission plate is provided with a notch, a sealing cover is arranged in the notch, and the inner contour of the sealing cover is matched with the outer contour of the packaging box to be detected;
the top of the sealing detection dowel plate is connected with the cover opening cylinder; the sealing detection dowel plate is provided with a pressure charging and releasing port communicated with the inside of the sealing cover; the pressure charging and releasing port is connected with the positive pressure generating unit; the positioning jacking mechanism is also used for jacking the to-be-detected packaging box after positioning to a high position; the cover opening cylinder is used for driving the sealing detection dowel plate to move downwards along the guide unit, so that the sealing cover covers the packaging box to be detected; the positive pressure generating unit is used for providing positive pressure gas with target pressure to the pressure charging and discharging port, so that the positive pressure gas can enter the packaging box to be detected and can judge the tightness of the packaging box to be detected according to the leakage pressure value after the packaging box to be detected is kept for target time.
Preferably: the jacking positioning unit comprises a supporting plate, a positioning plate and a positioning cylinder, the positioning plate is positioned on one side of the supporting plate in the first direction, and the positioning cylinder is positioned on one side of the supporting plate in the second direction; the first direction is perpendicular to the second direction.
Preferably: the positioning cylinder is arranged on one side of the second direction of the supporting plate through a positioning cylinder end plate.
Preferably: jacking positioning unit still includes jacking slider and jacking cylinder, jacking slider with the gyro wheel cooperation of layer board bottom is connected, the jacking cylinder with jacking slider links to each other.
Preferably: the sealing detection dowel plate is connected with the guide unit in a matched mode through the side support.
Preferably: the sealing detection dowel plate is connected with the sealing cover through a sealing cover connecting piece, and the sealing detection dowel plate is connected with the cover opening cylinder through a cylinder connecting piece.
Preferably: the guide unit comprises a plurality of guide shafts arranged between the bottom mounting plate and the top plate; the cover opening cylinder is fixedly connected with the top plate; the sealable tank cover unit is connected to the bottom mounting plate.
Preferably: the bottom of bottom mounting panel is provided with a plurality of regulation stabilizer blades.
Preferably: the device further comprises a controller and a position detection sensor, wherein the controller is electrically connected with the position detection sensor, the positioning cylinder, the cover opening cylinder and the positive pressure generating unit.
Preferably: the positive pressure generating unit comprises an airflow pipeline, the airflow pipeline is connected with the pressure charging and releasing port, the airflow pipeline is provided with a control valve and a pressure sensor, and the control valve and the pressure sensor are electrically connected with the controller; the pressure sensor is positioned between the control valve and the pressure charging and discharging port.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the embodiment of the application provides a pair of packing box leakproofness detection device, testing process is simple, the box state is directly perceived, can listen the box department of losing heart sound, looks over the damaged position of box. The positive pressure sealing detection device is successfully used for sealing detection of the propellant powder packing box, and the device adopts a positive pressure filling mode, has no damage to the box body and can repeatedly detect. The positive pressure sealing detection device adopts an explosion-proof in-place detection sensor or an anti-pneumatic executive component design, can be used under dangerous goods or severe environment conditions, is safe and reliable, and realizes unattended operation.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a front view of a device for detecting the sealing performance of a packing box according to an embodiment of the present invention;
fig. 2 is a side view of a device for detecting the tightness of a packing box according to an embodiment of the present invention;
fig. 3 is a top view of a device for detecting the sealing performance of a packaging box according to an embodiment of the present invention;
FIG. 4 is a front view of a sealable lid unit provided by an embodiment of the present invention;
FIG. 5 is a side view of a sealable lid unit provided by an embodiment of the present invention;
fig. 6 is a top view of a sealable lid unit provided by an embodiment of the present invention.
In the figure: the device comprises a positioning jacking unit 1, a supporting plate 11, a positioning plate 12, a positioning cylinder 13, a positioning cylinder end plate 14, a jacking sliding block 15, a jacking cylinder 16, a roller 17, a sealing box cover unit 2, a sealing detection force transfer plate 21, a sealing cover 22, a pressure charging and discharging port 23, a side support 24, a sealing cover connecting piece 25, a cylinder connecting piece 26, a guide unit 3, a guide shaft 31, a guide shaft support 32, a linear bearing 33, a guide linear bearing mounting seat 34, a guide shaft top end support 35, a cover opening cylinder 4, a bottom mounting plate 5, a top plate 6, an adjusting support leg 7 and a lower frame 8.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, a device for detecting the sealing performance of a packing box according to an embodiment of the present invention is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, and the device may include:
the positioning and jacking device comprises a positioning and jacking unit 1, wherein the positioning and jacking unit 1 is used for accommodating a packaging box to be detected and positioning the packaging box to be detected, and the packaging box to be detected is a packaging box with an unsealed top;
the sealing box cover unit 2 is suspended above the positioning jacking unit 1 through a guide unit 3 and a cover opening cylinder 4; the sealing box cover unit 2 comprises a sealing detection force transmission plate 21, a notch is formed in the bottom of the sealing detection force transmission plate 21, a sealing cover 22 is arranged in the notch, and the inner contour of the sealing cover 22 is matched with the outer contour of the packaging box to be detected;
wherein, the top of the sealing detection dowel plate 21 is connected with the cover opening cylinder 4; the sealing detection dowel plate 21 is provided with a pressure charging and discharging port 23 communicated with the inside of the sealing cover 22; the pressure charging and discharging port 23 is connected with the positive pressure generating unit; the positioning jacking mechanism is also used for jacking the to-be-detected packaging box to a high position upwards after positioning is finished; the cover opening cylinder 4 is used for driving the sealing detection dowel plate 21 to move downwards along the guide unit 3, so that the sealing cover 22 covers the packaging box to be detected; the positive pressure generating unit is used for providing positive pressure gas with target pressure to the pressure charging and discharging port 23, so that the positive pressure gas can enter the packaging box to be detected and can judge the tightness of the packaging box to be detected according to the leakage pressure value after the packaging box to be detected is kept for target time.
The utility model provides a packing box leakproofness detection device can adopt to wait to detect to the unclosed and pour into the malleation gas into in the packing box into, pour into the malleation gas into in the packing box and keep a period of time after, can confirm whether the gas tightness of packing box is intact according to the pressure value of revealing of atmospheric pressure. The device can promote the sealed detection efficiency of production line and transfer the packing box that fills up propellant powder fast effectively. The sealing detection data can be collected in real time and remotely transmitted to an upper computer for storage. Meanwhile, the propellant powder and the box body can be protected to be intact, repeated tests can be carried out, and the problem of damage to the packaging box and the packaging materials in the sealing detection process is solved.
The purpose of the jacking positioning unit that this application embodiment provided is to bear and to detect the packing box, fixes a position the packing box simultaneously, guarantees that the packing box can be relative from top to bottom with sealed cowling 22, can upwards jack the packing box that detects simultaneously, makes it be close to leakproofness case lid unit 2. Specifically, the jacking positioning unit comprises a supporting plate 11, a positioning plate 12 and a positioning cylinder 13, wherein the positioning plate 12 is positioned on one side of the supporting plate 11 in a first direction, and the positioning cylinder 13 is positioned on one side of the supporting plate 11 in a second direction; the first direction is perpendicular to the second direction. Further, the positioning cylinder 13 is disposed on the second direction side of the supporting plate 11 through a positioning cylinder end plate 14. Can detect the packing box through the bearing of layer board 11, through locating plate 12 and location cylinder 13 combined action, can realize detecting the ascending quick accurate positioning of two directions of packing box.
The jacking positioning unit that this application embodiment provided can be with waiting to detect packing box one section distance of upwards jacking for wait to detect that the packing box is close to leakproofness case lid unit 2 as early as possible, reduce the stroke of cover mouth cylinder 4, improve the efficiency that detects. Specifically, jacking positioning unit still includes jacking slider 15 and jacking cylinder 16, jacking slider 15 with the gyro wheel 17 cooperation of layer board 11 bottom is connected, jacking cylinder 16 with jacking slider 15 links to each other. This jacking slider 15 can set up the inclined plane, through the contact of gyro wheel 17 with the different positions on inclined plane, can drive and wait to detect the packing box and rise.
The sealed fixing base that detects biography power board 21 that provides can regard as sealed cowling 22 to use, can drive sealed cowling 22 up-and-down motion simultaneously, and this sealed up-and-down motion that detects biography power board 21 can be guided by guide unit 3, and is concrete, sealed detect biography power board 21 through side support 24 with guide unit 3 cooperation is connected.
Further, the sealing detection force transmission plate 21 is connected with the sealing cover 22 through a sealing cover connecting piece 25, and the sealing detection force transmission plate 21 is connected with the cover opening cylinder 4 through a cylinder connecting piece 26. The sealed cowling 22 that this application embodiment provided can cover the top of waiting to detect the packing box completely after with waiting to detect the packing box contact, guarantees that the malleation gas that gets into through pressure charging and releasing mouth 23 can all get into to detect in the packing box.
In order to facilitate fixing of each unit included in the device provided by the present application, the device may further include a bottom mounting plate 5 and a top plate 6, where the guide unit 3 includes a plurality of guide shafts 31 disposed between the bottom mounting plate 5 and the top plate; the cover opening cylinder 4 is fixedly connected with the top plate 6; the sealable lid unit 2 is attached to the bottom mounting plate 5.
In order to adjust the levelness of the device, the embodiment of the present application may further provide that the bottom of the bottom mounting plate 5 is provided with a plurality of adjusting feet 7.
In order to further improve the automation degree of the device provided by the embodiment of the present application, the embodiment of the present application may further provide that the device further includes a controller and an in-place detection sensor, wherein the controller is electrically connected to the in-place detection sensor, the positioning cylinder 13, the cover opening cylinder 4 and the positive pressure generating unit.
In order to conveniently control inflation and deflation and conveniently obtain a required pressure value, the positive pressure generating unit may further include an airflow pipeline, the airflow pipeline is connected to the inflation and deflation port 23, the airflow pipeline is provided with a control valve and a pressure sensor, and the control valve and the pressure sensor are both electrically connected to the controller; the pressure sensor is positioned between the control valve and the pressure charging and discharging port 23.
The device can observe the state of the box body in the detection process, listen to the air leakage sound of the box body and check the damage position of the box body according to the sound. The device can be used for the sealed detection of propellant powder packing box, and the device adopts and fills the malleation mode, to the box not damaged, can repeated detection. The explosion-proof in-place detection sensor or the anti-pneumatic executive component is adopted, so that the device can be used under dangerous goods or severe environment conditions, and is safe and reliable. The automatic feeding, sealing, detecting and sending processes can be realized, and unattended and electromechanical integration is realized.
The detailed connection mode and the use method of the components of the device provided by the embodiment of the application are described in detail below.
The bottom mounting plate 5 is provided with supporting legs which are supported on the ground, the lower frame electrical cabinet 8 is fixed on the bottom mounting plate 5, the top mounting box body positioning plate 12 is arranged, and the jacking cylinder 16 is connected with the jacking sliding block 15. The two ends of the guide shaft 31 are connected with a guide shaft support 32, a guide shaft top end support 35 supports the bottom mounting plate 5 and the top plate 6, and the linear bearing 33 is connected with a guide linear bearing mounting seat 34 and sleeved on the guide shaft 31. The cover cylinder 4 is connected to the airtight cover unit 2 by a cylinder connection member 26, and the positioning cylinder 13 is connected by a positioning cylinder end plate 14.
The controller sets up in lower frame regulator cubicle 8, and the controller is used for the sealed detection device of automatic control, and the commodity circulation of upper stream arrives, under the effect of box locating plate 12 direction, arrives sealed the detection position, and the commodity circulation line stops, and location cylinder 13 stretches out, accomplishes the box location with locating plate 12 cooperation, and location cylinder 13 withdrawal loosens the box. The jacking cylinder 16 drives the jacking sliding block 15 to act, the box body is jacked to the limit of the jacking cylinder 16, after the in-place sensor detects that the box body is in place, the cover opening cylinder 4 drives the sealing box cover unit 2 to act through the cylinder connecting piece 26, and the sealing box cover unit is matched with the bottom mounting plate 5, the guide shaft support 32, the guide shaft 31, the linear bearing 33, the guide linear bearing mounting seat 34, the guide shaft top end support 35, the positioning cylinder end plate 14, the supporting legs and the top plate 6, so that the box body is fixed and sealed.
The sealing box cover unit 2 is used for sealing the top of the packing box, and the sealing box body is completed by matching the pressure charging and discharging port 23, the sealing detection force transfer plate 21, the side bracket 24, the sealing cover connecting piece 25, the cylinder connecting piece 26 and the sealing cover 22.
When the device is used, a packaging box is conveyed to a special machine station of a sealing detection device, a material detection sensor detects a material and then the conveying line is automatically stopped, a packaging box body positioning cylinder 13 is located at an initial retraction position, the packaging box body reaches a sealing detection position under the guiding effect of a box body positioning plate 12, a logistics line stops, the positioning cylinder 13 extends out, the positioning cylinder is matched with the positioning plate 12 to complete box body positioning, and the positioning cylinder 13 retracts to loosen the box body. The jacking cylinder 16 drives the jacking sliding block 15 to move, the box body is jacked to the limit of the jacking cylinder 16, after the in-place sensor detects that the box body is jacked, the cover opening cylinder 4 drives the sealing box cover unit 2 to move through the cylinder connecting piece 26, and the sealing box cover unit is matched with the bottom mounting plate 5, the guide shaft support 32, the guide shaft 31, the linear bearing 33, the guide linear bearing mounting seat 34, the guide shaft top end support 35, the positioning cylinder end plate 14, the supporting legs and the top plate 6 to fix the box body.
When the sealing cover 22 completely covers the packing box, the controller in the lower rack electrical cabinet 8 controls the compressed air charging valve to be opened, compressed air is injected into the packing box, and when the reading P1 of the pressure sensor is larger than the theoretical pressure balance value P, the compressed air valve is closed. After 30 seconds, the pressure sensor reads the pressure value in the box body into the electric system for recording, the pressure is maintained for 120 seconds, the detection value in the box body is collected and compared with a leakage pressure value delta P, if the pressure difference delta P is larger than a set value, the situation of large leakage is judged, and the next waste removing process is directly carried out. And if the pressure is smaller than the theoretical pressure balance value delta P1, judging that the leakage is small, and continuing the next detection. And after the pressure maintaining is continued for 60S, reading the indication number of the pressure sensor for judgment, judging that the product is qualified if the pressure difference delta P1 is smaller than a specified value delta P, and otherwise, judging that the product is unqualified.
In a word, the application provides a packing box leakproofness detection device, and testing process is simple, the box state is directly perceived, can listen the box department of losing heart sound, looks over the damaged position of box. The positive pressure sealing detection device is successfully used for sealing detection of the propellant powder packing box, and the device adopts a positive pressure filling mode, has no damage to the box body and can repeatedly detect. The positive pressure sealing detection device adopts an explosion-proof in-place detection sensor or an anti-pneumatic executive component, can be used under dangerous goods or severe environment conditions, is safe and reliable, and realizes unattended operation.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
From the above description of the embodiments, it is clear to those skilled in the art that the present application can be implemented by software plus necessary general hardware platform. Based on such understanding, the technical solutions of the present application may be essentially or partially implemented in the form of a software product, which may be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments of the present application.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, the system or system embodiments are substantially similar to the method embodiments and therefore are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described system and system embodiments are only illustrative, wherein the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a packing box leakproofness detection device which characterized in that includes:
the positioning and jacking unit is used for accommodating and positioning a packaging box to be detected, and the packaging box to be detected is a packaging box with an unsealed top;
the sealing box cover unit is suspended above the positioning jacking unit through a guide unit and a cover opening cylinder; the sealing box cover unit comprises a sealing detection force transmission plate, the bottom of the sealing detection force transmission plate is provided with a notch, a sealing cover is arranged in the notch, and the inner contour of the sealing cover is matched with the outer contour of the packaging box to be detected;
the top of the sealing detection dowel plate is connected with the cover opening cylinder; the sealing detection dowel plate is provided with a pressure charging and releasing port communicated with the inside of the sealing cover; the pressure charging and releasing port is connected with the positive pressure generating unit; the positioning jacking mechanism is also used for jacking the to-be-detected packaging box to a high position upwards after positioning is finished; the cover opening cylinder is used for driving the sealing detection dowel plate to move downwards along the guide unit, so that the sealing cover covers the packaging box to be detected; the positive pressure generating unit is used for providing positive pressure gas with target pressure to the pressure charging and discharging port, so that the positive pressure gas can enter the packaging box to be detected and can judge the tightness of the packaging box to be detected according to the leakage pressure value after the packaging box to be detected is kept for target time.
2. The packaging box tightness detection device according to claim 1, wherein the jacking positioning unit comprises a supporting plate, a positioning plate and a positioning cylinder, the positioning plate is positioned on one side of the supporting plate in the first direction, and the positioning cylinder is positioned on one side of the supporting plate in the second direction; the first direction is perpendicular to the second direction.
3. The apparatus for detecting the sealing property of the packing box according to claim 2, wherein the positioning cylinder is provided on the second direction side of the supporting plate through a positioning cylinder end plate.
4. The device for detecting the tightness of the packing box according to claim 2, wherein the jacking positioning unit further comprises a jacking slider and a jacking cylinder, the jacking slider is connected with the roller at the bottom of the supporting plate in a matching manner, and the jacking cylinder is connected with the jacking slider.
5. The apparatus for testing the sealing performance of the packing box according to claim 1, wherein the sealing test dowel is connected with the guide unit by a side bracket in a matching way.
6. The device for detecting the sealing property of the packing box according to claim 1, wherein the sealing detection dowel plate is connected with the sealing cover through a sealing cover connecting piece, and the sealing detection dowel plate is connected with the cover opening cylinder through a cylinder connecting piece.
7. The apparatus for detecting the sealing property of the packing box according to claim 1, further comprising a bottom mounting plate and a top plate, wherein the guide unit comprises a plurality of guide shafts arranged between the bottom mounting plate and the top plate; the cover opening cylinder is fixedly connected with the top plate; the sealable tank cap unit is connected to the bottom mounting plate.
8. The device for detecting the tightness of the packing box according to claim 7, wherein a plurality of adjusting legs are arranged at the bottom of the bottom mounting plate.
9. The apparatus for detecting the sealing property of the packaging box according to claim 1, further comprising a controller and an in-place detection sensor, wherein the controller is electrically connected to the in-place detection sensor, the positioning cylinder, the cover opening cylinder and the positive pressure generation unit.
10. The packaging box tightness detection device according to claim 9, wherein the positive pressure generation unit comprises an air flow pipeline, the air flow pipeline is connected with the pressure charging and discharging port, the air flow pipeline is provided with a control valve and a pressure sensor, and the control valve and the pressure sensor are both electrically connected with the controller; the pressure sensor is positioned between the control valve and the pressure charging and discharging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211617364.5A CN115824532A (en) | 2022-12-15 | 2022-12-15 | Packing box leakproofness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211617364.5A CN115824532A (en) | 2022-12-15 | 2022-12-15 | Packing box leakproofness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN115824532A true CN115824532A (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211617364.5A Pending CN115824532A (en) | 2022-12-15 | 2022-12-15 | Packing box leakproofness detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116858769A (en) * | 2023-09-05 | 2023-10-10 | 玖龙智能包装(天津)有限公司 | System and method for detecting bonding strength of paperboard packaging box |
-
2022
- 2022-12-15 CN CN202211617364.5A patent/CN115824532A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116858769A (en) * | 2023-09-05 | 2023-10-10 | 玖龙智能包装(天津)有限公司 | System and method for detecting bonding strength of paperboard packaging box |
| CN116858769B (en) * | 2023-09-05 | 2023-11-14 | 玖龙智能包装(天津)有限公司 | System and method for detecting bonding strength of paperboard packaging box |
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