CN217673656U - Tea packaging air leakage detection device - Google Patents
Tea packaging air leakage detection device Download PDFInfo
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- CN217673656U CN217673656U CN202221278089.4U CN202221278089U CN217673656U CN 217673656 U CN217673656 U CN 217673656U CN 202221278089 U CN202221278089 U CN 202221278089U CN 217673656 U CN217673656 U CN 217673656U
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- 238000001514 detection method Methods 0.000 title claims abstract description 110
- 238000004806 packaging method and process Methods 0.000 title claims description 26
- 241001122767 Theaceae Species 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 21
- 239000000463 material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
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Abstract
The application provides a tealeaves packing gas leakage detection device, including the frame, the internally mounted of frame has the conveying mechanism who is used for the tea bag, and the fixed wind that is provided with in one side of frame feed inlet examines the mechanism, and the afterbody fixed mounting of frame has the pressure after the tea bag wind examined to examine the mechanism, and the inside of frame just corresponds the position fixed mounting of examining under the mechanism and has and examine the execution module that the mechanism links with the pressure, and the fixed intercommunication in side of frame has the waste discharge case. This application examines mechanism and pressure through the wind that sets up and examines the mechanism, makes this device can high-efficiently accomplish the detection operation of tealeaves gas leakage packing, and during the detection operation, the wind is examined the mechanism and can be carried out the preliminary examination through the wind pressure, and during the wind pressure was examined, the air-out pressure that makes a set of axial fan is greater than the frictional force between standard tea package and the endless conveyor belt.
Description
Technical Field
The utility model relates to a detection device technical field particularly, relates to a tealeaves packing gas leakage detection device.
Background
In order to keep the tea packaging bag in an aseptic state or for other purposes, it is necessary to isolate the inside and outside of the packaging bag from gas, and in recent years, in the field of packaging technology, a new packaging method is widely adopted, that is: the product packaging bag is internally filled with not only the product but also gas or sterile gas, so that the packaging bag is expanded outwards, the novel packaging method can also be called as an inflatable packaging method, although the novel method is good, on a production line, the situation that the packaging bag leaks gas due to poor sealing can occur at a certain probability, the gas-leaking packaging bag shows insufficient expansion degree or is in a concave state, in order to pick out the gas-leaking packaging bag, the detection can be carried out only in a manual mode at present, but an automatic detection method is lacked, and the symptom is that: if the packaging bag has slight air leakage, the automatic method is used for quickly detecting the air leakage, and the air leakage is difficult to detect and is very difficult to detect, so that the improvement is made, and the tea packaging air leakage detection device is provided.
Disclosure of Invention
The utility model aims to provide a: the problem that rapid detection and screening out are difficult to carry out to the tea bag that leaks gas among the prior art that exists at present.
In order to achieve the purpose of the invention, the utility model provides the following technical scheme:
a tea packaging air leakage detection device aims to solve the problems.
The present application is particularly such that:
the tea bag pressing machine comprises a frame, the internally mounted of frame has the conveying mechanism who is used for the tea bag, the fixed wind that is provided with in one side of frame feed inlet examines the mechanism, the afterbody fixed mounting of frame has the pressure after the tea bag wind examined to examine the mechanism, the inside of frame just corresponds the position fixed mounting who examines under the mechanism and examines the execution module that the mechanism links with the pressure, the fixed intercommunication in side of frame has the waste discharge case.
As the preferred technical scheme of this application, conveying mechanism includes conveyor motor and two driving rollers respectively, and the both ends of two driving rollers all rotate with the frame and be connected, conveyor motor's a surface and frame fixed connection, conveyor motor's output shaft end and a driving roller fixed connection, two the transmission of week side of driving roller is connected with a plurality of endless conveyor belt, two liang be provided with the clearance between endless conveyor belt's the relative surface.
As the preferred technical scheme of this application, the equal fixed mounting of one end of frame feed inlet and discharge gate has the counter.
As the preferred technical scheme of this application, the mechanism is examined to wind includes respectively and examines the case and the baffle of being connected with the frame with frame fixed connection's wind, the bottom that the case was examined to wind has been seted up a plurality of groups and has been the linear array and distribute and the air-out direction towards the ventilation orifice of exhaust box, the inside fixed mounting that the case was examined to wind has a set of axial fan, the port that the case was examined to wind just corresponds the fixed position of axial fan top and has strained the aerofoil.
As the preferable technical scheme of the application, the ventilation spray holes are circular holes, and the axes of the ventilation spray holes are parallel to the axis of the transmission roller.
As the preferred technical scheme of this application, press and examine the mechanism respectively including examining the frame and installing in the inside correlation transmitting probe of frame, examine a surface and frame fixed connection of frame, examine the top of frame and install the push rod of exerting pressure of a set of vertical setting, it is a set of the bottom fixed mounting of the push rod of exerting pressure has the pressure platform, the inside of pressure platform and the fixed position that corresponds correlation transmitting probe have correlation receiving probe, the bottom surface fixed mounting who presses the platform has the detection to press the bag, the inside fixed packing that detects the pressure bag has gas, the inside fixed mounting that detects the pressure bag has baroceptor, the terminal surface fixed mounting who examines the frame has the singlechip of being connected with baroceptor electricity.
As the preferred technical scheme of this application, the fixed position that detects the inside of pressing the bag and correspond correlation receiving probe is provided with the breach, the side fixed mounting that detects the pressure bag has the valve inside.
As the preferable technical scheme of the application, the execution module respectively comprises a group of horizontally arranged execution push rods and a material pushing plate, and the movable ends of the execution push rods are fixedly connected with the material pushing plate.
Compared with the prior art, the beneficial effects of the utility model are that:
in the scheme of the application:
1. the device can efficiently finish the detection operation of the tea leakage package by the wind detection mechanism and the pressure detection mechanism, when in detection operation, the wind detection mechanism can carry out pre-detection by wind pressure, when in wind pressure detection, the air outlet pressure of a group of axial flow fans is greater than the friction force between a standard tea bag and an annular conveyer belt, the height difference between a baffle and a waste discharge box is slightly smaller than the height of the tea bag in the standard package state, after the air outlet of the axial flow fans, the standard tea bag package is pushed by wind power and moves towards the waste discharge box, because of the action of the baffle, the standard tea bag can not be pushed out due to the bulge state, because the leakage package has the height lower than the standard value, under the push of the wind power, the leakage tea bag is discharged from the waste discharge box, after wind detection, the pressure detection mechanism can also carry out secondary pressure detection, during pressure detection, when waiting to examine the tea package and move to pressing under the platform, conveying mechanism stop work, subsequently, the assigned stroke is moved down to the push rod that exerts pressure slowly, after the assigned stroke is moved down to the push rod that exerts pressure, detect and press the bag and treat examining the tea package and exert certain pressure, air pressure sensor produces data feedback, when the push rod that exerts pressure moves down assigned stroke and air pressure sensor's monitoring value is in setting for the threshold value within range in certain time, the singlechip judges that should wait to examine the tea package and be standard tea package, otherwise, the singlechip judges that should wait to examine the tea package and be leakage tea package, when the singlechip judges that this tea package is leakage tea package, singlechip control carries out push rod work, carry out the push rod and release this leakage tea package through the scraping wings.
2. Through the realization of above-mentioned two detection mechanism to can accomplish the detection and the screening operation of gas leakage tea package high-efficiently, and through the realization of above-mentioned two detection effect, can effectively improve the detection accuracy of this device.
Drawings
Fig. 1 is a schematic structural diagram of a tea package air leakage detection device provided by the present application;
fig. 2 is a schematic structural diagram of another view angle in fig. 1 of the tea package air leakage detection device provided by the present application;
fig. 3 is a schematic structural diagram of a counter, a waste discharge box and a correlation emission probe of the tea packaging air leakage detection device provided by the application;
fig. 4 is a schematic structural diagram of an execution push rod and a material pushing plate of the tea packaging air leakage detection device provided by the present application;
fig. 5 is a schematic structural diagram of a pressing push rod and a detection frame of the tea packaging air leakage detection device provided by the present application;
fig. 6 is a schematic structural diagram of a pressing table and a correlation receiving probe of the tea packaging air leakage detection device provided by the present application.
The figures are marked by:
1. a frame; 2. a waste discharge box; 3. a conveying motor; 4. a driving roller; 5. an endless conveyor belt; 6. a counter; 7. a wind detection box; 8. a baffle plate; 9. ventilating and spraying holes; 10. an axial flow fan; 11. a wind filtering plate; 12. inspecting a frame; 13. a correlation emission probe; 14. a pressure push rod; 15. pressing the table; 16. a correlation receiving probe; 17. detecting a pressing bag; 18. an air pressure sensor; 19. a single chip microcomputer; 20. a valve core; 21. executing a push rod; 22. a material pushing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.
Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that a person skilled in the art would conventionally understand, and such terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Example 1:
as shown in fig. 1-6, the present embodiment provides a tea packaging air leakage detection device, which includes a frame 1, wherein the inside of the frame 1 is provided with a conveying mechanism for tea bags, one side of a feed inlet of the frame 1 is fixedly provided with an air detection mechanism, the tail of the frame 1 is fixedly provided with a pressure detection mechanism after the air detection of the tea bags, the inside of the frame 1 and a position right below the pressure detection mechanism are fixedly provided with an execution module linked with the pressure detection mechanism, and the side surface of the frame 1 is fixedly communicated with an exhaust box 2.
When the tea bag pressing detection device is used, the conveying mechanism is used for conveying tea bags to be detected to the air detection mechanism and the pressing detection mechanism, and during detection, the air detection mechanism firstly carries out pre-detection on the tea bags on the conveying mechanism in a wind power mode, then the pressing detection mechanism carries out secondary detection on the tea bags after air detection, and the unqualified tea bags detected by the air detection mechanism and the pressing detection mechanism are finally discharged through the waste discharge box 2;
example 2:
the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:
as shown in fig. 1, fig. 2 and fig. 3, as a preferred embodiment, on the basis of the above manner, further, the conveying mechanism includes a conveying motor 3 and two driving rollers 4, two ends of the two driving rollers 4 are both rotationally connected with the frame 1, one surface of the conveying motor 3 is fixedly connected with the frame 1, an output shaft end of the conveying motor 3 is fixedly connected with one driving roller 4, the peripheral sides of the two driving rollers 4 are in transmission connection with a plurality of annular conveying belts 5, and a gap is provided between the opposite surfaces of every two annular conveying belts 5.
When the tea bag detection device is used, a tea bag to be detected is placed on the annular conveying belt 5, and after the conveying motor 3 works, the tea bag is conveyed to one side of the wind detection mechanism and the pressure detection mechanism;
as shown in fig. 1 and 2, in addition to the above-mentioned embodiments, in a preferred embodiment, counters 6 are fixedly mounted at one end of each of the inlet and the outlet of the rack 1.
The counter 6 is used for monitoring the feeding amount and the discharging amount on the conveying mechanism, and the yield of the tea bags during production is calculated according to the difference value of the feeding amount and the discharging amount;
the counter 6 can be a common counter 6 existing in the market;
as shown in fig. 1, 2 and 3, as a preferred embodiment, in addition to the above-mentioned modes, the wind detection mechanism further includes a wind detection box 7 fixedly connected to the rack 1 and a baffle 8 connected to the rack 1, the bottom of the wind detection box 7 is provided with a plurality of sets of ventilation spray holes 9 distributed in a linear array with the wind outlet direction facing the waste discharge box 2, a set of axial flow fans 10 is fixedly installed inside the wind detection box 7, and a wind filter plate 11 is fixedly installed at the port of the wind detection box 7 and corresponding to the position above the axial flow fans 10.
When wind detection operation is carried out, the air outlet pressure of a group of axial flow fans 10 is greater than the friction force between a standard tea bag and the annular conveying belt 5, the height difference between the baffle 8 and the waste discharge box 2 is slightly smaller than the height of the tea bag in a standard packaging state, after the air is exhausted by the axial flow fans 10, the standard tea bag package is pushed by wind power and moves towards the waste discharge box 2, the standard tea bag cannot be pushed out due to the action of the baffle 8, the height of the air leakage package is lower than the standard value due to air leakage, and the air leakage tea bag is discharged through the waste discharge box 2 under the pushing of the wind power;
as shown in fig. 1, in addition to the above-described mode, as a preferred embodiment, the vent holes 9 are circular holes, and the axis of the vent holes 9 is parallel to the axis of the driving roller 4.
As shown in fig. 1-6, as a preferred embodiment, on the basis of the above-mentioned manner, the pressure detection mechanism includes a detection frame 12 and a correlation emission probe 13 installed inside the frame 1, one surface of the detection frame 12 is fixedly connected with the frame 1, a set of vertically arranged pressure push rods 14 is installed on the top of the detection frame 12, a pressure table 15 is fixedly installed at the bottom end of the set of pressure push rods 14, a correlation reception probe 16 is fixedly installed inside the pressure table 15 and at a position corresponding to the correlation emission probe 13, the correlation emission probe 13 and the correlation reception probe 16 are correlation photoelectric switches, and the model thereof is EOIR60m-BS30-6X;
the bottom surface of the pressure table 15 is fixedly provided with a detection pressure bag 17, the inside of the detection pressure bag 17 is fixedly filled with gas, the inside of the detection pressure bag 17 is fixedly provided with an air pressure sensor 18, the end surface of the detection frame 12 is fixedly provided with a singlechip 19 electrically connected with the air pressure sensor, and the model of the air pressure sensor 18 is BMP-180.
Under the normal state, the emission signal of the correlation emission probe 13 can be just received by the correlation receiving probe 16, when a tea bag to be detected moves to the position under the pressing table 15, the conveying mechanism stops working, then, the pressing push rod 14 moves downwards slowly for a specified stroke, after the pressing push rod 14 moves downwards for a specified stroke, the detection pressing bag 17 applies certain pressure to the tea bag to be detected, the air pressure sensor 18 generates data feedback, when the pressing push rod 14 moves downwards for a specified stroke and the monitoring value of the air pressure sensor 18 is within a set threshold value range within a certain time range, the single chip microcomputer 19 judges that the tea bag to be detected is a standard tea bag, otherwise, the single chip microcomputer 19 judges that the tea bag to be detected is an air leakage tea bag, when the single chip microcomputer 19 judges that the tea bag is the air leakage tea bag, the single chip microcomputer 19 controls the execution push rod 21 to work, and the execution push rod 21 pushes the air leakage tea bag out through the material pushing plate 22;
as shown in fig. 6, in addition to the above-mentioned embodiment, a notch is further fixedly provided inside the detection pressure bag 17 and corresponding to the position of the correlation receiving probe 16, a valve core 20 is fixedly mounted on a side surface of the detection pressure bag 17, and the valve core 20 is provided to control the amount of the original air in the detection pressure bag 17.
As shown in fig. 2 and fig. 4, as a preferred embodiment, on the basis of the above manner, further, the actuating modules respectively include a set of horizontally arranged actuating push rods 21 and a material pushing plate 22, and the movable ends of the set of actuating push rods 21 are all fixedly connected with the material pushing plate 22.
Example 3:
the schemes of example 1 and example 2 are further described below in conjunction with specific working examples, which are described in detail below:
specifically, this tealeaves packing gas leakage detection device is at the during operation: the conveying mechanism is used for conveying the tea bags to be detected to the wind detection mechanism and the pressure detection mechanism, during detection, the wind detection mechanism firstly carries out pre-detection on the tea bags on the conveying mechanism in a wind power mode, then the pressure detection mechanism carries out secondary detection on the tea bags after wind detection, and the unqualified tea bags detected by the wind detection mechanism and the pressure detection mechanism are finally discharged through the waste discharge box 2;
when wind detection operation is carried out, the air outlet pressure of a group of axial flow fans 10 is greater than the friction force between a standard tea bag and the annular conveying belt 5, the height difference between the baffle 8 and the waste discharge box 2 is slightly smaller than the height of the tea bag in a standard packaging state, after the air is exhausted by the axial flow fans 10, the standard tea bag package is pushed by wind power and moves towards the waste discharge box 2, the standard tea bag cannot be pushed out due to the action of the baffle 8, the height of the air leakage package is lower than the standard value due to air leakage, and the air leakage tea bag is discharged through the waste discharge box 2 under the pushing of the wind power;
under the normal state, the emission signal of the correlation emission probe 13 can be just received by the correlation receiving probe 16, when a tea bag to be detected moves to the position under the pressing table 15, the conveying mechanism stops working, then, the pressing push rod 14 moves downwards slowly for a specified stroke, after the pressing push rod 14 moves downwards for a specified stroke, the detection pressing bag 17 applies certain pressure to the tea bag to be detected, the air pressure sensor 18 generates data feedback, when the pressing push rod 14 moves downwards for a specified stroke and the monitoring value of the air pressure sensor 18 is within a set threshold range within a certain time range, the single chip microcomputer 19 judges that the tea bag to be detected is a standard tea bag, otherwise, the single chip microcomputer 19 judges that the tea bag to be detected is an air leakage tea bag, when the single chip microcomputer 19 judges that the tea bag is the air leakage tea bag, the single chip microcomputer 19 controls the execution push rod 21 to work, and the execution push rod 21 pushes out the air leakage tea bag through the material pushing plate 22.
The above embodiments are only used to illustrate the present invention and not to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, so that any modifications or equivalent substitutions can be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.
Claims (8)
1. A tea packaging air leakage detection device comprises a machine frame (1) and is characterized in that,
the internally mounted of frame (1) has the conveying mechanism who is used for the tea package, one side fixed set of frame (1) feed inlet has the wind to examine the mechanism, the afterbody fixed mounting of frame (1) has the pressure after the tea package wind examines the mechanism, the inside of frame (1) just corresponds the pressure and examines the position fixed mounting of mechanism under and have and press the execution module who examines the mechanism linkage, the fixed intercommunication in side of frame (1) has exhaust case (2).
2. The tea packaging air leakage detection device according to claim 1, wherein the conveying mechanism comprises a conveying motor (3) and two transmission rollers (4), two ends of each transmission roller (4) are rotatably connected with the rack (1), one surface of the conveying motor (3) is fixedly connected with the rack (1), an output shaft end of the conveying motor (3) is fixedly connected with one transmission roller (4), a plurality of annular conveying belts (5) are connected to the peripheral sides of the two transmission rollers (4) in a transmission manner, and a gap is formed between the opposite surfaces of every two annular conveying belts (5).
3. The tea package air leakage detection device according to claim 1, wherein counters (6) are fixedly mounted at one end of a feeding port and one end of a discharging port of the rack (1).
4. The tea packaging air leakage detection device according to claim 1, wherein the air detection mechanism comprises an air detection box (7) fixedly connected with the rack (1) and a baffle (8) connected with the rack (1), a plurality of groups of ventilation spray holes (9) distributed in a linear array mode and with the air outlet direction facing the waste discharge box (2) are formed in the bottom of the air detection box (7), a group of axial flow fans (10) are fixedly installed inside the air detection box (7), and an air filter plate (11) is fixedly installed at a port of the air detection box (7) and corresponds to a position above the axial flow fans (10).
5. A tea package air leakage detection device according to claim 4, wherein the ventilation nozzle holes (9) are circular holes, and the axes of the ventilation nozzle holes (9) are parallel to the axis of the transmission roller (4).
6. The tea packaging air leakage detection device according to claim 1, wherein the pressure detection mechanisms respectively comprise a detection frame (12) and a correlation emission probe (13) installed inside the machine frame (1), one surface of the detection frame (12) is fixedly connected with the machine frame (1), a set of vertically arranged pressure applying push rods (14) is installed at the top of the detection frame (12), a set of pressure applying push rods (14) is fixedly installed at the bottom ends of the pressure applying push rods (14) and is provided with a pressure table (15), a correlation receiving probe (16) is installed inside the pressure table (15) and corresponds to the position of the correlation emission probe (13), a detection pressure bag (17) is fixedly installed on the bottom surface of the pressure table (15), the detection pressure bag (17) is fixedly filled with gas, a pressure sensor (18) is fixedly installed inside the detection pressure bag (17), and a single chip microcomputer (19) electrically connected with the pressure sensor is fixedly installed on the end surface of the detection frame (12).
7. The tea package air leakage detection device according to claim 6, wherein a notch is fixedly arranged in the detection pressure bag (17) and corresponds to the position of the correlation receiving probe (16), and a valve core (20) is fixedly arranged on the side surface of the detection pressure bag (17).
8. A tea package air leakage detection device according to claim 1, wherein the actuating modules respectively comprise a set of horizontally arranged actuating push rods (21) and a set of pushing plates (22), and the movable ends of the set of actuating push rods (21) are all fixedly connected with the set of pushing plates (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221278089.4U CN217673656U (en) | 2022-05-26 | 2022-05-26 | Tea packaging air leakage detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221278089.4U CN217673656U (en) | 2022-05-26 | 2022-05-26 | Tea packaging air leakage detection device |
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| CN217673656U true CN217673656U (en) | 2022-10-28 |
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| CN202221278089.4U Expired - Fee Related CN217673656U (en) | 2022-05-26 | 2022-05-26 | Tea packaging air leakage detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117163409A (en) * | 2023-11-02 | 2023-12-05 | 新成味之源食品科技(江苏)有限公司 | Filling bag feeding type packaging machine with detection bag leakage structure |
-
2022
- 2022-05-26 CN CN202221278089.4U patent/CN217673656U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117163409A (en) * | 2023-11-02 | 2023-12-05 | 新成味之源食品科技(江苏)有限公司 | Filling bag feeding type packaging machine with detection bag leakage structure |
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Granted publication date: 20221028 |