CN111792087A - Glasses lens vacuum packaging equipment - Google Patents
Glasses lens vacuum packaging equipment Download PDFInfo
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- CN111792087A CN111792087A CN202010660912.7A CN202010660912A CN111792087A CN 111792087 A CN111792087 A CN 111792087A CN 202010660912 A CN202010660912 A CN 202010660912A CN 111792087 A CN111792087 A CN 111792087A
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- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
- B65B31/06—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Vacuum Packaging (AREA)
Abstract
The invention discloses a vacuum packaging device for glasses and lenses, and relates to the technical field of lens packaging. The invention comprises a shell and a packaging bag, wherein the rear side wall of the top of the shell is rotatably connected with an upper cover through a hinge, the top surface of the upper cover is fixedly connected with an observation window, a power supply, a vacuum pump and a PLC (programmable logic controller) are respectively and fixedly connected in the shell, the power supply output end is electrically connected with the input end of the PLC, the output end of the PLC is electrically connected with the input end of the vacuum pump, the inner bottom surface of the shell is fixedly connected with an electromagnetic valve, and the output port of the electromagnetic valve is communicated with the input port of the vacuum pump through a pipeline.
Description
Technical Field
The invention relates to the technical field of lens packaging, in particular to a vacuum packaging device for glasses lenses.
Background
Spectacles are a tool used to correct vision in everyday use. The early lens material is mainly glass, and anti falling performance is limited, and the modern changes the material into resin lens or PC lens, can avoid the lens to break into pieces. The lens structure is mainly formed by one or more curved surfaces, and most of the unfinished semi-finished lenses are circular structures.
In the current stage of lens production, the unprocessed lens is usually required to be vacuum-packed, the vacuum packing can keep the high decompression state in the bag, harmful microorganisms can be prevented from propagating in a large quantity, the lens is protected from being polluted, but the vacuum packing can make the lens packing bag become hard and brittle, impact caused by slight collision in the transportation process can be directly transmitted to the lens, the lens is easily damaged, the existing vacuum packing equipment only carries out vacuum packing on the packing bag with a certain specification, the application range is small, and therefore how to improve the protection capability of the lens while realizing the vacuum packing is a technical problem to be solved by technical personnel in the field.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a vacuum packaging device for glasses lenses, which is matched with a special packaging bag and solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a vacuum packaging device for glasses lenses comprises a shell and a packaging bag, wherein the rear side wall of the top of the shell is rotatably connected with an upper cover through a hinge, the top surface of the upper cover is fixedly connected with an observation window, the inside of the shell is respectively and fixedly connected with a power supply, a vacuum pump and a PLC (programmable logic controller), the power output end is electrically connected with the input end of the PLC, the output end of the PLC is electrically connected with the input end of the vacuum pump, the inner bottom surface of the shell is fixedly connected with a solenoid valve, the output port of the solenoid valve is communicated with the input port of the vacuum pump through a pipeline, the input port of the solenoid valve is communicated with the output port of;
the utility model discloses a packing bag, including shell, bottom surface fixedly connected with places the platform in the shell, place the equal fixedly connected with adjustment mechanism in four edges of a top surface, place the top surface through four adjustment mechanism and wrapping bag fixed connection, the equal fixedly connected with packaging mechanism in shell inner wall both sides, four lower margins of shell bottom fixedly connected with.
Further, encapsulation mechanism includes two engaging lugs that are fixed in on the shell inner wall, engaging lug internal surface rotates and is connected with the pivot, pivot week side fixedly connected with electric telescopic handle, PLC controller output and electric telescopic handle input electric connection, electric telescopic handle one end fixedly connected with connector, the fixed pipe of bottom surface fixedly connected with in the shell, fixed intraductal surface rotates and is connected with the fixed axle, the equal fixedly connected with dead lever in fixed axle both ends, electric telescopic handle one end is passed through the connector and is connected with the rotation of dead lever week side.
Furthermore, two equal fixedly connected with packaging plate of dead lever one end, packaging plate bottom surface fixedly connected with heating wire, PLC controller output and heating wire input electric connection.
Further, adjustment mechanism includes the carousel, the carousel bottom surface is rotated with placing the platform through the bearing and is connected, carousel axle center department runs through there is the hexagon socket head cap screw, hexagon socket head cap screw bottom week side with place a threaded connection, the carousel is close to wrapping bag one side fixedly connected with locating lever.
Furthermore, the locating hole has all been seted up on four surfaces of wrapping bag, locating hole internal surface and locating lever week side sliding connection, the equal fixedly connected with buffering gasbag of wrapping bag top surface and bottom surface, buffering gasbag appearance is "well" font structure, buffering gasbag lateral wall intercommunication has the air inlet, the inside intercommunication of wrapping bag has the gas outlet.
Further, bottom surface fixedly connected with driving motor in the shell, PLC controller output and driving motor input electric connection, driving motor output shaft fixedly connected with revolving fragment, revolving fragment one end fixedly connected with removes the axle, it is connected with the connecting piece to remove the rotation of axle week side, connecting piece one end fixedly connected with exhaust tube, the equal fixedly connected with gas-supply pipe in exhaust tube top and bottom, two the gas-supply pipe all communicates with the solenoid valve gas outlet, exhaust tube and solenoid valve air inlet intercommunication.
The invention has the following beneficial effects:
1. according to the vacuum packaging equipment for the glasses lenses, the air medium for buffering can be formed around the packaging bag by refilling part of air pumped out of the packaging bag into the buffering air bag, so that the buffering capacity of the glasses lenses is improved, compared with the existing vacuum packaging bag, the air-filled packaging bag can prevent the acting force of collision from directly acting on the glasses lenses, and the glasses lenses are prevented from being damaged in the transportation process; the driving motor can timely pull out the plug when ensuring the encapsulation, and the plug is prevented from being damaged by the heating wire, so that the plug can be repeatedly used, and the reduction of the production cost is facilitated.
2. This glasses lens vacuum packaging equipment through setting up adjustment mechanism placing the bench, rotatory carousel makes eccentric locating lever position change, compares the fixed mounting structure of current operation panel, and the wrapping bag of fixed not equidimension specification can be realized to four locating levers for vacuum packaging equipment's application scope becomes extensively, has improved the practicality.
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 technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a vacuum packaging apparatus for spectacle lenses according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the placement table;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic view of the installation structure of the packing bag, the air pipe and the air exhaust pipe;
FIG. 6 is a schematic top view of the structure of FIG. 1;
fig. 7 is a schematic cross-sectional view at C-C in fig. 6.
In the drawings, the components represented by the respective reference numerals are listed below:
in the figure: 1-shell, 2-upper cover, 3-observation window, 4-electromagnetic valve, 5-placing table, 6-packaging bag, 7-connecting lug, 8-rotating shaft, 9-electric telescopic rod, 10-connecting head, 11-fixing tube, 12-fixing shaft, 13-fixing rod, 14-packaging plate, 15-driving motor, 16-rotating sheet, 17-moving shaft, 18-plug, 19-connecting piece, 20-rotating disc, 21-inner hexagonal screw, 22-positioning rod, 23-ground foot, 24-positioning hole, 25-buffering air bag, 26-air inlet, 27-air outlet, 28-air pipe, 29-air exhaust pipe, 30-power supply, 31-vacuum pump and 32-PLC controller.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a glasses lens vacuum packaging device comprises a shell 1 and a packaging bag 6, wherein the rear side wall of the top of the shell 1 is rotatably connected with an upper cover 2 through a hinge, the top surface of the upper cover 2 is fixedly connected with an observation window 3, the inside of the shell 1 is respectively and fixedly connected with an LRS-350-24 model power supply 30, a 2XZ-4 model vacuum pump 31 and an FX1N-20mr model PLC controller 32, the output end of the power supply 30 is electrically connected with the input end of the PLC controller 32, the output end of the PLC controller 32 is electrically connected with the input end of the vacuum pump 31, the inner bottom surface of the shell 1 is fixedly connected with a 24BI1-B10H-T model electromagnetic valve 4, the output port of the electromagnetic valve 4 is communicated with the input port of the vacuum pump 31 through a pipeline, the input port of the electromagnetic valve; the power supply 30 is used for supplying power to the whole equipment, the PLC 32 is used for circuit control of the whole equipment, and the vacuum pump 31 is used for pumping air inside the packaging bag 6 into the buffer air bag 25;
The packaging mechanism comprises two connecting lugs 7 fixed on the inner wall of a shell 1, a rotating shaft 8 is rotatably connected to the inner surface of each connecting lug 7, an ANT-52 type electric telescopic rod 9 is fixedly connected to the peripheral side surface of each rotating shaft 8, the output end of a PLC 32 is electrically connected with the input end of the electric telescopic rod 9, one end of each electric telescopic rod 9 is fixedly connected with a connector 10, a fixed pipe 11 is fixedly connected to the inner bottom surface of the shell 1, a fixed shaft 12 is rotatably connected to the inner surface of each fixed pipe 11, fixing rods 13 are fixedly connected to the two ends of each fixed shaft 12, and one end of each electric telescopic rod 9 is; the packaging plate 14 is pushed to press the packaging bag 6 by extending the electric telescopic rod 9, and when the packaging bag 6 is pressed by the packaging plate 14, the electric heating wire at the bottom of the packaging plate 14 is electrified for heating, so that the opening of the packaging bag 6 is subjected to thermoplastic packaging.
Wherein, one end of each of the two fixing rods 13 is fixedly connected with the packaging plate 14, the bottom surface of the packaging plate 14 is fixedly connected with the heating wire, and the output end of the PLC 32 is electrically connected with the input end of the heating wire; the edge of the packaging bag 6 is heated and melted by electrifying the heating wire, so that the packaging is realized.
The adjusting mechanism comprises a turntable 20, the bottom surface of the turntable 20 is rotatably connected with the placing table 5 through a bearing, an inner hexagonal screw 21 penetrates through the axis of the turntable 20, the peripheral side surface of the bottom of the inner hexagonal screw 21 is in threaded connection with the placing table 5, and a positioning rod 22 is fixedly connected to one side of the turntable 20, which is close to the packaging bag 6; the eccentric structure of locating lever 22 can change the position when carousel 20 is rotatory to adapt to the wrapping bag 6 of not equidimension specification, hexagon socket head cap screw 21 can adjust through the right angle spanner is unscrewed, adjusts to and screws up fixedly again after the suitable angle.
The four surfaces of the packaging bag 6 are respectively provided with a positioning hole 24, the inner surface of each positioning hole 24 is in sliding connection with the peripheral side face of each positioning rod 22, the top face and the bottom face of the packaging bag 6 are respectively fixedly connected with a buffering air bag 25, the appearance of each buffering air bag 25 is of a structure shaped like a Chinese character 'jing', the side wall of each buffering air bag 25 is communicated with an air inlet 26, and the interior of the packaging bag 6 is communicated with an air; the structure of the Chinese character jing shape can facilitate better stress of the packaging bag 6, and can not generate buffering dead angles, thereby preventing the packaging bag 6 from directly colliding.
The inner bottom surface of the shell 1 is fixedly connected with a ZWBPD016016-24 type driving motor 15, the driving motor 15 is a miniature direct current speed reducer, the output end of the PLC 32 is electrically connected with the input end of the driving motor 15, the output shaft of the driving motor 15 is fixedly connected with a rotating sheet 16, one end of the rotating sheet 16 is fixedly connected with a moving shaft 17, the peripheral side surface of the moving shaft 17 is rotatably connected with a connecting piece 19, one end of the connecting piece 19 is fixedly connected with an air exhaust pipe 29, the top and the bottom of the air exhaust pipe 29 are both fixedly connected with air delivery pipes 28, the two air delivery pipes 28 are both communicated with the air outlet of the electromagnetic valve 4; the driving motor 15 is used for timely pulling out the plug 18 after the packaging bag 6 is vacuumized, so that the plug 18 is prevented from being damaged by the heating wire, and the plug 18 can be reused.
The specific application of this embodiment is: as shown in fig. 5, one side of the packaging bag 6, which is away from the plug 18, is an opening, the lens is placed into the packaging bag 6 through the opening in the packaging bag 6, then the plug 18 is abutted with the air inlet 26 and the air outlet 27, the hexagon socket head cap screws 21 in the four adjusting mechanisms are loosened by using a wrench, the four rotating discs 20 are rotated to adjust the four positioning rods 22 to proper positions, the four hexagon socket head cap screws 21 are tightened and fixed by using the wrench, the four positioning holes 24 in the packaging bag 6 are respectively sleeved into the positioning rods 22, the packaging bag 6 is placed and fixed, the upper cover 2 is manually closed, and the packaging state in the shell 1 is observed through the observation window 3; the power supply 30 is electrified, the power supply 30 outputs a current value, the PLC 32 is started and controls the two electric telescopic rods 9 far away from one side of the plug 18 to extend, the two electric telescopic rods 9 push the two fixing rods 13 to rotate, the two fixing rods 13 drive the packaging plate 14 to descend, meanwhile, the PLC 32 controls the electric heating wires at the bottom of the packaging plate 14 to be electrified, the packaging plate 14 continues to descend and presses one side of the packaging bag 6 far away from the plug 18 to seal one side of the opening, then the PLC 32 controls the vacuum pump 31 and the electromagnetic valve 4 to work, air in the packaging bag 6 enters the air suction pipe 29 through the plug 18, air in the air suction pipe 29 enters the vacuum pump 31 through the electromagnetic valve 4, the vacuum pump 31 conveys part of air to the inside of the electromagnetic valve 4 through the air outlet, air in the electromagnetic valve 4 is conveyed to the two air conveying pipes 28, air in the two air conveying pipes, the air in the air inlet 26 enters the buffering air bag 25 again, the air in the packaging bag 6 is extracted, the lenses are protected from being contacted with the external environment, meanwhile, the air is flushed into the buffering air bags 25 at the top and the bottom of the packaging bag 6, and the effect of protecting the lenses is achieved through the buffering of the buffering air bags 25; after the air in the packaging bag 6 is exhausted, the PLC 32 controls the driving motor 15 to be started, the output shaft of the driving motor 15 rotates to drive the rotating piece 16 to rotate, the rotating piece 16 drives the moving shaft 17 to move, the moving shaft 17 pulls the plug 18 to be separated from the air inlet 26 and the air outlet 27 through the connecting piece 19, meanwhile, the PLC 32 controls the two electric telescopic rods 9 close to one side of the plug 18 to extend, the two electric telescopic rods 9 push the packaging plate 14 to descend, the PLC 32 controls the heating wires at the bottom of the packaging plate 14 to be electrified and heated, so that one side, close to the air inlet 26, of the packaging bag 6 is packaged similarly, meanwhile, the air inlet 26 and the air outlet 27 are sealed, and the.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides an eyeglass lens vacuum packaging equipment which characterized in that: comprises a shell (1) and a packaging bag (6), the back side wall of the top of the shell (1) is rotationally connected with an upper cover (2) through a hinge, the top surface of the upper cover (2) is fixedly connected with an observation window (3), the interior of the shell (1) is respectively and fixedly connected with a power supply (30), a vacuum pump (31) and a PLC (programmable logic controller) (32), the output end of the power supply (30) is electrically connected with the input end of the PLC controller (32), the output end of the PLC (32) is electrically connected with the input end of the vacuum pump (31), an electromagnetic valve (4) is fixedly connected to the inner bottom surface of the shell (1), the output port of the electromagnetic valve (4) is communicated with the input port of the vacuum pump (31) through a pipeline, the input port of the electromagnetic valve (4) is communicated with the output port of the vacuum pump (31) through a pipeline, the output end of the PLC (32) is electrically connected with the input end of the electromagnetic valve (4);
the utility model discloses a packing bag, including shell (1), bottom surface fixedly connected with places platform (5) in shell (1), place the equal fixedly connected with adjustment mechanism in four edges of platform (5) top surface, place platform (5) top surface through four adjustment mechanism and wrapping bag (6) fixed connection, the equal fixedly connected with packaging mechanism in shell (1) inner wall both sides, four lower margin (23) of shell (1) bottom fixedly connected with.
2. An eyeglass lens vacuum packaging apparatus as set forth in claim 1, the packaging mechanism comprises two connecting lugs (7) fixed on the inner wall of the shell (1), the inner surface of the connecting lug (7) is rotationally connected with a rotating shaft (8), the peripheral side surface of the rotating shaft (8) is fixedly connected with an electric telescopic rod (9), the output end of the PLC (32) is electrically connected with the input end of the electric telescopic rod (9), one end of the electric telescopic rod (9) is fixedly connected with a connector (10), the inner bottom surface of the shell (1) is fixedly connected with a fixed pipe (11), a fixed shaft (12) is rotatably connected to the inner surface of the fixed tube (11), fixed rods (13) are fixedly connected to both ends of the fixed shaft (12), one end of the electric telescopic rod (9) is rotatably connected with the peripheral side surface of the fixed rod (13) through the connector (10).
3. The vacuum packaging equipment for the glasses lenses according to claim 2, wherein one end of each of the two fixing rods (13) is fixedly connected with a packaging plate (14), the bottom surface of the packaging plate (14) is fixedly connected with a heating wire, and the output end of the PLC (32) is electrically connected with the input end of the heating wire.
4. The vacuum packaging equipment for the glasses lenses according to claim 1, wherein the adjusting mechanism comprises a rotary table (20), the bottom surface of the rotary table (20) is rotatably connected with the placing table (5) through a bearing, a hexagon socket head cap screw (21) penetrates through the axis of the rotary table (20), the peripheral side surface of the bottom of the hexagon socket head cap screw (21) is in threaded connection with the placing table (5), and a positioning rod (22) is fixedly connected to one side of the rotary table (20) close to the packaging bag (6).
5. The vacuum packaging device for the glasses lenses according to claim 4, wherein the packaging bag (6) is provided with positioning holes (24) on four surfaces, the inner surface of each positioning hole (24) is slidably connected with the peripheral side surface of each positioning rod (22), the top surface and the bottom surface of the packaging bag (6) are fixedly connected with buffering air bags (25), the buffering air bags (25) are of a structure like a Chinese character 'jing', the side walls of the buffering air bags (25) are communicated with air inlets (26), and the packaging bag (6) is communicated with air outlets (27).
6. The vacuum packaging equipment for the glasses lenses according to claim 1, wherein a driving motor (15) is fixedly connected to the inner bottom surface of the shell (1), the output end of the PLC (32) is electrically connected with the input end of the driving motor (15), an output shaft of the driving motor (15) is fixedly connected with a rotating piece (16), one end of the rotating piece (16) is fixedly connected with a moving shaft (17), the side surface of the moving shaft (17) is rotationally connected with a connecting piece (19), one end of the connecting piece (19) is fixedly connected with an air exhaust pipe (29), the top and the bottom of the air exhaust pipe (29) are fixedly connected with air pipe (28), the air pipe (28) is communicated with an air outlet of the electromagnetic valve (4), and the air exhaust pipe (29) is communicated with an air inlet of the electromagnetic valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010660912.7A CN111792087B (en) | 2020-07-10 | 2020-07-10 | Glasses lens vacuum packaging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010660912.7A CN111792087B (en) | 2020-07-10 | 2020-07-10 | Glasses lens vacuum packaging equipment |
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| Publication Number | Publication Date |
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| CN111792087A true CN111792087A (en) | 2020-10-20 |
| CN111792087B CN111792087B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010660912.7A Active CN111792087B (en) | 2020-07-10 | 2020-07-10 | Glasses lens vacuum packaging equipment |
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| CN (1) | CN111792087B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3312780A1 (en) * | 1983-04-09 | 1984-10-11 | Robert Krups Stiftung & Co KG, 5650 Solingen | Film welding unit for domestic film bags |
| US20030221724A1 (en) * | 2002-06-03 | 2003-12-04 | Lo-Pin Wang | Air pump having air cylinder/manual dual charging mode |
| CN2640923Y (en) * | 2003-08-16 | 2004-09-15 | 李希春 | Vacuum packer |
| US20060108256A1 (en) * | 2004-11-24 | 2006-05-25 | Bussey Buddy H Iii | Cushioned package and method of making |
| CN201597777U (en) * | 2010-01-19 | 2010-10-06 | 深南电路有限公司 | PCB vacuum packaging machine |
| CN106394962A (en) * | 2016-09-26 | 2017-02-15 | 五邑大学 | Air film protection type packaging method and air film protection type packaging device |
-
2020
- 2020-07-10 CN CN202010660912.7A patent/CN111792087B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3312780A1 (en) * | 1983-04-09 | 1984-10-11 | Robert Krups Stiftung & Co KG, 5650 Solingen | Film welding unit for domestic film bags |
| US20030221724A1 (en) * | 2002-06-03 | 2003-12-04 | Lo-Pin Wang | Air pump having air cylinder/manual dual charging mode |
| CN2640923Y (en) * | 2003-08-16 | 2004-09-15 | 李希春 | Vacuum packer |
| US20060108256A1 (en) * | 2004-11-24 | 2006-05-25 | Bussey Buddy H Iii | Cushioned package and method of making |
| CN201597777U (en) * | 2010-01-19 | 2010-10-06 | 深南电路有限公司 | PCB vacuum packaging machine |
| CN106394962A (en) * | 2016-09-26 | 2017-02-15 | 五邑大学 | Air film protection type packaging method and air film protection type packaging device |
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|---|---|
| CN111792087B (en) | 2021-12-10 |
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Effective date of registration: 20211111 Address after: 212000 Liushu Industrial Park, Lingkou Town, Danyang City, Zhenjiang City, Jiangsu Province Applicant after: Jiangsu Zhuoer Zhizao Automation Technology Co., Ltd Address before: 325000 room 530, 5 / F, building 1, Wenzhou National University Science Park, No. 50, Dongfang South Road, Ouhai District, Wenzhou City, Zhejiang Province Applicant before: Wenzhou Mingjing Intelligent Technology Co., Ltd |
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