CN114103420A - Intelligent printing device with safety protection function - Google Patents

Intelligent printing device with safety protection function Download PDF

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Publication number
CN114103420A
CN114103420A CN202210098440.XA CN202210098440A CN114103420A CN 114103420 A CN114103420 A CN 114103420A CN 202210098440 A CN202210098440 A CN 202210098440A CN 114103420 A CN114103420 A CN 114103420A
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CN
China
Prior art keywords
printing
conveyer
printing device
machine body
printing machine
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210098440.XA
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Chinese (zh)
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CN114103420B (en
Inventor
孙星
王瑞
魏燕辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Blue Ocean Printing Technology Co ltd
Original Assignee
Shandong Blue Ocean Printing Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shandong Blue Ocean Printing Technology Co ltd filed Critical Shandong Blue Ocean Printing Technology Co ltd
Priority to CN202210098440.XA priority Critical patent/CN114103420B/en
Publication of CN114103420A publication Critical patent/CN114103420A/en
Application granted granted Critical
Publication of CN114103420B publication Critical patent/CN114103420B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F17/00Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/24Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on flat surfaces of polyhedral articles
    • B41F17/26Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on flat surfaces of polyhedral articles by rolling contact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/0036Devices for scanning or checking the printed matter for quality control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/16Programming systems for automatic control of sequence of operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41PINDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00Printing machines of special types or for particular purposes
    • B41P2217/50Printing presses for particular purposes

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)

Abstract

The invention discloses an intelligent printing device with a safety protection function, which mainly relates to the technical field of printing devices and comprises a printing machine body, wherein a printing roller is arranged on the printing machine body, the intelligent printing device also comprises a protection unit and a control unit, the protection unit comprises a protection component and a first conveying belt, a second conveying belt is arranged below the printing machine body, the protection component is detachably arranged above the first conveying belt and is used for arranging packaging bags packaged with products and adjusting the positions of the packaging bags packaged with the products, and the control unit is used for controlling the opening and closing of the printing machine body, the second conveying belt and the protection unit. According to the invention, the protection unit and the control unit are added on the basis of the printer body, the two units are matched with the printer body to effectively realize the position adjustment of the packaging bag and the successful printing of the packaging bag mark, so that the problem that the printing position of the printing mark cannot be found is avoided, and the printing machine is simple in integral structure, efficient and convenient.

Description

Intelligent printing device with safety protection function
Technical Field
The invention relates to a printing device, in particular to an intelligent printing device with a safety protection function.
Background
Printing is a technique of transferring ink to the surface of a material such as paper, fabric, leather, etc. by performing processes such as plate making, inking, and pressing on an original such as a character, a picture, or a photograph, and mass-transferring the content of the original.
The packaging bag is used for packaging loose and unshaped products, after the products are packaged in the packaging bag, marks related to the production date or the production batch and the like are printed on the surface of the packaging bag, these markings are usually printed on the front or back of the bag in a fixed position, but the packaged bag may be prone to toppling, tilting, or lying on its back, tilting, or lying on its side, tilting, etc. during transportation or transport, this results in the printing position being unable to be determined when the above-mentioned marks are printed, which results in the phenomenon of disordered printing position, most of the existing cases are to adjust the position of the packaging bag and level the packaging bag through manual intervention, which is time-consuming and labor-consuming, the printing device is lack of a safety protection structure for preventing the packaging bag from deviating or toppling, and an intelligent printing device with a safety protection function is designed for solving the problems.
Disclosure of Invention
The invention provides an intelligent printing device with a safety protection function, which solves the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: including the printing machine body, be provided with the printing roller on the printing machine body, still include protection unit and the control unit, protection unit includes protection component and conveyer one, printing machine body below is provided with conveyer two, conveyer one and conveyer two coaxial line are arranged, and be provided with the clearance between the two, conveyer two keeps away from the one end tilt up of conveyer one, conveyer one is used for carrying the wrapping bag that encapsulates the good product and treats the printing position, protection component can dismantle the setting in conveyer one top, and be used for carrying out the arrangement of the wrapping bag of the good product and the adjustment of the wrapping bag position of the good product of encapsulation, the control unit is used for controlling the printing machine body, conveyer two and protection unit's the opening and close.
In order to realize the adjustment to the wrapping bag position of the packaged product, the protection component comprises a support, a limiting component and an adjusting component, the adjusting component comprises a rotary platform and is used for adjusting the position of the packaging bag of the packaged product, the rotary platform is arranged above the first conveying belt through the support, the limiting component is arranged on the lower side of the rotary platform and rotates along with the rotary platform, and the limiting component is used for arranging the packaging bag of the packaged product.
The utility model discloses a packing bag of product is packaged with the picture of packing bag, the picture of packing bag is adjusted to the surface of setting for the printing for automatic identification, spacing subassembly includes the camera, the crossbeam, two connecting plates, two scalable pieces, two swing arms and two clamp frames, the camera sets up at the support top, the crossbeam sets up the downside at rotary platform, two vertical settings of connecting plate are at crossbeam both ends downside, two vertical settings of scalable piece are at the crossbeam both ends, the swing arm upper end articulates at the connecting plate lower extreme, the swing arm lower extreme is the angle and presss from both sides the frame upper end and articulates, be provided with spring one between the contained angle of swing arm and clamp frame, the clamp frame is frame column structure.
In order to realize automatic control adjustment, the control unit comprises a controller, a display screen and a control panel, the controller, the display screen and the control panel are all arranged on the printing machine body, the controller is connected with the display screen and the control panel, the controller is connected with the protection unit and the second conveying belt, and a plurality of control buttons are arranged on the control panel.
In order to save the manual work, save the manual intervention link, the protection unit still includes auxiliary assembly, auxiliary assembly sets up on the support, and be located spacing subassembly and adjustment subassembly's front side, auxiliary assembly and controller are connected, auxiliary assembly includes at least one inductor, two telescopic links and two clamping jaw cylinders, the inductor sets up on the support, two telescopic links are all invertd, the stiff end slidable of two telescopic links sets up on the support, the end that stretches out of two telescopic links is connected with two clamping jaw cylinders respectively, two telescopic links all are multistage electric telescopic handle.
In order to realize top limitation and arrangement of a packaging bag packaged with a product, the limiting assembly further comprises a baffle, two pressure arms, two springs and two springs, the upper ends of the two pressure arms are hinged to the two connecting plates respectively, the lower ends of the two pressure arms incline downwards to the middle of the support and are connected with the baffle through the two springs respectively, the upper ends of the springs are arranged on the cross beam, and the lower ends of the springs are arranged on the pressure arms.
In order to facilitate grabbing of a bag opening of a packaging bag packaged with a product to enable the packaging bag to stand up, an electric sliding rail is arranged on the lower side of the top surface of the support, fixed ends of the two telescopic rods are arranged on the electric sliding rail, and the electric sliding rail is connected with a controller.
In order to increase the application range, the telescopic part is an electric push rod, an electro-hydraulic push rod, an air cylinder or a hydraulic cylinder.
The invention adopts the structure and has the following advantages:
1. the printing machine is characterized in that a protection unit and a control unit are added on the basis of the printing machine body, the protection unit is used for arranging packaging bags with packaged products and adjusting the positions of the packaging bags with the packaged products, the control unit is used for controlling the opening and closing of the printing machine body, the second conveying belt and the protection unit, the two units and the printing machine body are matched to effectively realize the position adjustment of the packaging bags and the successful printing of packaging bag marks, the problem that the printing positions of the printing marks cannot be found is avoided, and the printing machine is simple in overall structure, efficient and convenient;
2. the protection unit can realize a series of actions of erecting, rotationally adjusting the position and lying down of the packaging bag packaged with the product, ensure that the position to be printed is accurately found and accurate printing is realized, avoid the phenomenon that the printing position is disordered, avoid manual intervention links at the same time and be easy to realize;
3. the control unit realizes the autonomous action of the protection unit through the control of the program and the controller, saves labor, saves printing time and is easy to control.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of an auxiliary assembly and camera mounting structure;
FIG. 3 is a schematic view of a shield assembly mounting structure;
fig. 4 is an enlarged structural schematic diagram of the protection assembly.
In the figure, 1, a first conveying belt; 2. a support; 3. an auxiliary component; 4. a guard assembly; 5. a second conveying belt; 6. a printing roller; 7. a printer body; 8. a display screen; 9. a control panel; 10. a camera; 11. a telescopic rod; 12. an inductor; 13. a clamping jaw cylinder; 14. rotating the platform; 15. a cross beam; 16. pressing the arm; 17. a connecting plate; 18. a cylinder; 19. swinging arms; 20. a clamping frame; 21. a first spring; 22. a second spring; 23. a baffle plate; 24. and a third spring.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.
As shown in fig. 1-4, the whole printing machine comprises a printing machine body 7, a printing roller 6 is arranged on the printing machine body 7, the printing machine further comprises a protection unit and a control unit, the protection unit comprises a protection component 4 and a first transmission belt 1, in order to save labor and save manual intervention links, the protection unit further comprises an auxiliary component 3, a second transmission belt 5 is arranged below the printing machine body 7, the first transmission belt 1 and the second transmission belt 5 are coaxially arranged, a gap is arranged between the first transmission belt 1 and the second transmission belt 5, the gap is specially used for stumbling and lying down when packaging bags packaged with products are conveyed to the position, one surface of the packaging bags just packaged with the products needing to be printed with marks faces upwards, one end of the second transmission belt 5, which is far away from the first transmission belt 1, is inclined upwards, and the first transmission belt 1 is used for conveying the packaging bags packaged with the products to a position to be printed;
the protection component 4 is screwed through a screw, is integrally positioned above the first conveying belt 1 and is used for arranging packaging bags containing packaged products and adjusting the positions of the packaging bags containing packaged products, in order to adjust the positions of the packaging bags containing packaged products, the protection component 4 comprises a support 2, a limiting component and an adjusting component, the adjusting component comprises a rotating platform 14 and is used for adjusting the positions of the packaging bags containing packaged products, the rotating platform 14 is installed above the first conveying belt 1 through the support 2, the limiting component is arranged on the lower side of the rotating platform 14 and rotates along with the rotating platform 14, and the limiting component is used for arranging the packaging bags containing packaged products;
in order to automatically identify the patterns of the packaging bags packaged with products and adjust the patterns to the surface of set printing, the limiting assembly comprises a camera 10, a cross beam 15, two connecting plates 17, two telescopic pieces, two swing arms 19 and two clamping frames 20, the camera 10 is arranged at the top of the support 2, the cross beam 15 is arranged on the lower side of the rotating platform 14, the two connecting plates 17 are vertically arranged on the lower sides of two ends of the cross beam 15, the two telescopic pieces are vertically arranged at two ends of the cross beam 15, the upper ends of the swing arms 19 are hinged to the lower ends of the connecting plates 17, the lower ends of the swing arms 19 are in an angle and hinged to the upper ends of the clamping frames 20, a first spring 21 is hung between the included angles of the swing arms 19 and the clamping frames 20, the clamping frames 20 are of frame-shaped structures, and in order to increase the application range, the telescopic pieces are electric push rods, electric hydraulic push rods, air cylinders 18 or hydraulic cylinders;
in order to realize top limit and arrangement of the packaging bags packaged with the products, the limit assembly further comprises a baffle plate 23, two pressure arms 16, two springs II 22 and two springs III 24, the upper ends of the two pressure arms 16 are respectively hinged to the two connecting plates 17, the lower ends of the two pressure arms 16 are obliquely and downwards directed to the middle of the support 2 and are respectively connected with the baffle plate 23 through the two springs III 24, the upper ends of the springs II 22 are hung on the cross beam 15, and the lower ends of the springs II 22 are hung on the pressure arms 16;
the auxiliary assembly 3 is arranged on the support 2 and located on the front sides of the limiting assembly and the adjusting assembly, the auxiliary assembly 3 is connected with the controller, the auxiliary assembly 3 comprises at least one inductor 12, two telescopic rods 11 and two clamping jaw cylinders 13, the inductor 12 is arranged on the support 2, the two telescopic rods 11 are inverted, the fixed ends of the two telescopic rods 11 are slidably arranged on the support 2, in order to facilitate grabbing of a bag opening of a packaging bag packaged with a product to enable the bag opening to stand up, an electric sliding rail is arranged on the lower side of the top surface of the support 2, the fixed ends of the two telescopic rods 11 are arranged on the electric sliding rail, the electric sliding rail is connected with the controller, the extending ends of the two telescopic rods 11 are respectively connected with the two clamping jaw cylinders 13, and the two telescopic rods 11 are all multi-stage electric telescopic rods 11;
the control unit is used for controlling printing machine body 7, opening and closing of second 5 conveyor belts and the protection unit, in order to realize autonomic adjustment, the control unit includes the controller, display screen 8 and control panel 9, the controller, display screen 8 and control panel 9 all set up on printing machine body 7, display screen 8 is located control panel 9 top, display screen 8 and control panel 9 are connected to the controller, protection unit and second 5 conveyor belts are connected to the controller, be provided with a plurality of control button on the control panel 9.
The working principle is as follows: the packaging bag with packaged products is filled with loose and unformed products, the packaging bag with packaged products is conveyed from a packaging position by a conveying belt I1, the packaging bag with packaged products can be in a state that the front side of the packaging bag is laid down upwards or the back side of the packaging bag is laid down upwards or the side of the packaging bag is laid down upwards in the conveying process, and the bag opening of the packaging bag with packaged products faces to the conveying direction from the beginning of the conveying from the packaging position;
the first step is as follows: erecting: according to the height of the bag mouth of the packaging bag for packaging the product, the controller controls the extension of the two telescopic rods 11, so that the height of the two clamping jaw cylinders 13 is just higher than the height of the bag mouth of the packaging bag for clamping the packaged product, the controller controls and adjusts the two telescopic rods 11 to slide on the electric slide rail according to the width of the packaging bag for packaging the product, so that the distance between the two telescopic rods 11 is just positioned at two corners of the packaging bag for packaging the product, when the packaging bag for packaging the product is close to the support 2, the sensor 12 senses the arrival of the packaging bag for packaging the product and transmits a signal to the controller, the controller controls the clamping jaw cylinders 13 to open, when the packaging bag for packaging the product reaches the auxiliary assembly 3, the sensor 12 transmits the signal to the controller, and the controller controls the clamping jaw cylinders 13 to clamp the bag mouth of the packaging bag for packaging the product, the controller controls the two telescopic rods 11 to retract, and drives the packaging bags packaged with the products to stand up:
the second step is that: adjusting the position: the camera 10 shoots the surface of the erected packaging bag with the packaged product while the packaging bag with the packaged product is erected, the shot condition is transmitted to the controller, the controller firstly controls the two telescopic pieces to extend out to push the swing arms 19 on the two sides to drive the clamping frame 20 to approach towards the center, the erected packaging bag with the packaged product is clamped, then the controller controls the rotary platform 14 to drive the limiting assembly to rotate together with the packaging bag with the packaged product, the rotating direction and angle are determined according to a set program and a signal transmitted back by the camera 10, the surface of a mark to be printed of the packaging bag with the packaged product is ensured to face back to the conveying direction, after the position is rotated, the controller controls the two telescopic pieces to retract to pull the swing arms 19 on the two sides to drive the clamping frame 20 to move outwards, and the packaging bag with the packaged product in the rotated position is released;
the third step: printing: the standing and rotated packaging bags with packaged products are continuously conveyed forwards along with the first conveying belt 1, and when the packaging bags move to the gap between the first conveying belt 1 and the second conveying belt 5, the packaging bag packaged with the product is stumbled and laid down in the direction which just leads one surface of the packaging bag packaged with the product, on which the mark is required to be printed, to be upward, then the lying packaging bag with the packaged product moves forwards along with the second conveying belt 5, the controller controls to open the printing machine body 7 and the printing roller 6 at the moment, the printing mark is arranged outside the printing roller 6, the printing work of the mark to be printed is completed along with the rotation of the printing roller 6 and the movement of the lying packaging bag with the packaged product, the position of the printing roller 6 is just positioned at the position to be printed of the lying packaging bag with the packaged product moving upwards obliquely, when the lying packaging bag with the packaged product is transported to the position, the controller just controls the printing roller 6 to rotate to complete printing.
The control panel 9 is used for programming a control program or manually controlling the process.
The display screen 8, the control panel 9, the camera 10, the telescopic rod 11, the inductor 12, the clamping jaw air cylinder 13, the rotating platform 14, the air cylinder 18, the electric push rod, the electric hydraulic push rod, the hydraulic cylinder, the conveying belt, the spring, the electric slide rail and the screw are all in the prior art.
The above-described embodiments should not be construed as limiting the scope of the invention, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.

Claims (8)

1. The utility model provides an intelligent printing device with safety protection function, includes the printing machine body, be provided with the printing roller on the printing machine body, its characterized in that: still include protection unit and the control unit, protection unit includes protection component and conveyer one, printing machine body below is provided with conveyer two, conveyer one and two coaxial line arrangements of conveyer, and are provided with the clearance between the two, conveyer two is kept away from conveyer one's one end tilt up, conveyer one is used for carrying the wrapping bag that encapsulates the good product and treats the printing position, protection component can dismantle the setting and be in conveyer one top, the control unit is used for control printing machine body, conveyer two and protection unit open and close.
2. The intelligent printing device with safety protection function as claimed in claim 1, wherein: the protection component comprises a support, a limiting component and an adjusting component, the adjusting component comprises a rotary platform and is used for adjusting the position of a packaging bag packaged with a product, the rotary platform passes through the support is arranged above a first conveying belt, the limiting component is arranged on the lower side of the rotary platform and follows the rotary platform to rotate.
3. The intelligent printing device with safety protection function according to claim 2, wherein: spacing subassembly includes camera, crossbeam, two connecting plates, two scalable pieces, two swing arms and two double-layered frames, the camera sets up the support top, the crossbeam sets up rotary platform's downside, two the vertical setting of connecting plate is in crossbeam both ends downside, two the vertical setting of scalable piece is in the crossbeam both ends, the swing arm upper end articulates the connecting plate lower extreme, the swing arm lower extreme be the angle with it is articulated to press from both sides the frame upper end, the swing arm with be provided with spring one between the contained angle of double-layered frame, it is frame column structure to press from both sides the frame.
4. The intelligent printing device with safety protection function according to claim 3, wherein: the control unit comprises a controller, a display screen and a control panel, wherein the controller, the display screen and the control panel are arranged on the printing machine body, the controller is connected with the display screen and the control panel, the controller is connected with the protection unit and the second conveying belt, and the control panel is provided with a plurality of control buttons.
5. The intelligent printing device with safety protection function according to claim 4, wherein: the protection unit still includes auxiliary assembly, auxiliary assembly sets up on the support, and is located spacing subassembly and adjustment subassembly's front side, auxiliary assembly with the controller is connected, auxiliary assembly includes at least one inductor, two telescopic links and two clamping jaw cylinders, the inductor sets up on the support, two the telescopic link is all invertd, two but the stiff end slidable of telescopic link sets up on the support, two the end that stretches out of telescopic link is respectively with two the clamping jaw cylinder is connected, two the telescopic link all is multistage electric telescopic handle.
6. The intelligent printing device with safety protection function according to claim 5, wherein: the limiting assembly further comprises a baffle, two pressure arms, two springs and two springs, the upper ends of the two pressure arms are hinged to the two connecting plates respectively, the lower ends of the two pressure arms are inclined downwards and point to the middle of the support, the springs are connected with the baffle respectively, the upper ends of the two springs are arranged on the cross beam, and the lower ends of the two springs are arranged on the pressure arms.
7. The intelligent printing device with safety protection function according to claim 6, wherein: the support top surface downside is provided with electronic slide rail, two the stiff end setting of telescopic link is in on the electronic slide rail, electronic slide rail with the controller is connected.
8. The intelligent printing device with safety protection function according to claim 7, wherein: the telescopic part is an electric push rod, an electro-hydraulic push rod, an air cylinder or a hydraulic cylinder.
CN202210098440.XA 2022-01-27 2022-01-27 Intelligent printing device with safety protection function Active CN114103420B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210098440.XA CN114103420B (en) 2022-01-27 2022-01-27 Intelligent printing device with safety protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210098440.XA CN114103420B (en) 2022-01-27 2022-01-27 Intelligent printing device with safety protection function

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CN114103420A true CN114103420A (en) 2022-03-01
CN114103420B CN114103420B (en) 2022-04-15

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109484048A (en) * 2018-12-25 2019-03-19 苏州市铭将意电子科技有限公司 A kind of packaging bag production printing equipment and printing process
CN109849433A (en) * 2018-12-29 2019-06-07 安徽省阜阳市国泰彩印包装有限公司 A kind of packaging bag production method
CN111497431A (en) * 2020-04-24 2020-08-07 界首市恒益服饰有限公司 Printing device for garment fabric processing and printing method thereof
CN211994624U (en) * 2019-12-17 2020-11-24 常德市同创包装有限公司 Printing device convenient to fixed food package bag
CN112357634A (en) * 2020-12-07 2021-02-12 朱顺华 Prevent printing machine of excursion
CN213564956U (en) * 2020-09-14 2021-06-29 深圳市康宇达包装制品有限公司 Packaging bag offset press
CN215551811U (en) * 2021-06-10 2022-01-18 南通环球塑料工程有限公司 Bag making shrinkable film production line convenient to print

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109484048A (en) * 2018-12-25 2019-03-19 苏州市铭将意电子科技有限公司 A kind of packaging bag production printing equipment and printing process
CN109849433A (en) * 2018-12-29 2019-06-07 安徽省阜阳市国泰彩印包装有限公司 A kind of packaging bag production method
CN211994624U (en) * 2019-12-17 2020-11-24 常德市同创包装有限公司 Printing device convenient to fixed food package bag
CN111497431A (en) * 2020-04-24 2020-08-07 界首市恒益服饰有限公司 Printing device for garment fabric processing and printing method thereof
CN213564956U (en) * 2020-09-14 2021-06-29 深圳市康宇达包装制品有限公司 Packaging bag offset press
CN112357634A (en) * 2020-12-07 2021-02-12 朱顺华 Prevent printing machine of excursion
CN215551811U (en) * 2021-06-10 2022-01-18 南通环球塑料工程有限公司 Bag making shrinkable film production line convenient to print

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Denomination of invention: An intelligent printing device with safety protection function

Effective date of registration: 20230424

Granted publication date: 20220415

Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch

Pledgor: Shandong Blue Ocean printing technology Co.,Ltd.

Registration number: Y2023980039051