CN113955418A - Paper transfer device for printing production - Google Patents

Paper transfer device for printing production Download PDF

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Publication number
CN113955418A
CN113955418A CN202111267886.2A CN202111267886A CN113955418A CN 113955418 A CN113955418 A CN 113955418A CN 202111267886 A CN202111267886 A CN 202111267886A CN 113955418 A CN113955418 A CN 113955418A
Authority
CN
China
Prior art keywords
frame
threaded rod
main body
limiting
sliding
Prior art date
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.)
Pending
Application number
CN202111267886.2A
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Chinese (zh)
Inventor
丁豪
丁峰
王兴
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.)
Jiangsu Lichuang Printing Technology Co ltd
Original Assignee
Jiangsu Lichuang 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.)
Filing date
Publication date
Application filed by Jiangsu Lichuang Printing Technology Co ltd filed Critical Jiangsu Lichuang Printing Technology Co ltd
Priority to CN202111267886.2A priority Critical patent/CN113955418A/en
Publication of CN113955418A publication Critical patent/CN113955418A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G35/00Mechanical conveyors not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types

Abstract

The invention discloses a paper transfer device for printing production, which comprises a main body frame, a second sliding block and a connecting ring, wherein a second threaded rod is arranged above the connecting frame, a second supporting frame is wrapped on the second threaded rod, a loop bar is arranged on a connecting lug, a first limiting plate is arranged on the loop bar, a limiting sleeve is arranged on a spring, an inserting rod penetrates through the limiting sleeve, a second baffle plate is arranged on a second sliding rail, and a third limiting block is arranged on the outer side of the second baffle plate. This a paper transfer device for printing production makes the second slider break away from the stop collar through the stop collar that slides down to make loop bar and inserted link use the pivot point of engaging lug to overturn as the benchmark, later take off inserted link from the loop bar, run through the material with inserted link again after placing the material on the loop bar and install the upset after that on the loop bar and be connected with second slider block, this kind of mode makes the device more convenient when going on unloading.

Description

Paper transfer device for printing production
Technical Field
The invention relates to the technical field of printing paper transfer, in particular to a paper transfer device for printing production.
Background
Printing is a technique of transferring ink to the surface of a material such as paper, fabric, or leather by performing processes such as plate making, inking, and pressing on an original such as characters, pictures, or photographs, thereby mass-transferring the contents of the original. In a simple sense, printing is a process technique in which a printing plate or other means is used to transfer the image information on an original to a substrate, and may also be understood as a reproduction process in which an analog or digital image carrier is used to transfer a color former or colorant to a substrate. Paper is an essential material in printing production, and with the progress of society and science and technology, the printing paper also increases in the printing factory consumption to the transfer device of printing paper makes the vacation, becomes people's favoured essential transportation vehicle.
But the transfer device who is used for printing note paper on the market at present is because the technique is incomplete relatively, can't satisfy people's demand, the paper transfer device of the printing production among the prior art often lacks to some extent in the function of size adjustment, thereby it can't be suitable for when causing not unidimensional material to transport, influence the production progress and inconvenient transportation and transport, and prior art's transfer device also wastes time and energy relatively when going on unloading to the material, need the manual work to lift up the scroll and place packing box inside. We therefore propose a paper transfer device for printing production in order to solve the problems set out above.
Disclosure of Invention
The invention aims to provide a paper transfer device for printing production, and aims to solve the problems that the transfer device for printing paper in the market in the background art cannot meet the requirements of people due to relatively imperfect technology, the paper transfer device for printing production in the prior art is often deficient in size adjustment function, so that materials with different sizes cannot be applied to transfer, the production progress is influenced, the transfer is inconvenient to transport, and the transfer device in the prior art is relatively time-consuming and labor-consuming when materials are loaded and unloaded, and paper rolls need to be manually lifted and placed into a container.
In order to achieve the purpose, the invention provides the following technical scheme: a paper transfer device for printing production comprises a main body frame, a second slider and a connecting ring, wherein universal wheels are arranged below the main body frame, a first supporting frame is arranged on the main body frame, a first threaded rod is arranged in the first supporting frame and connected with a connecting frame, a second threaded rod is arranged above the connecting frame and wrapped by a second supporting frame, a top surface frame is arranged above the second supporting frame, a first sliding rail is arranged on the top surface of the main body frame, an inlet and an outlet are arranged on the first sliding rail, a first baffle is arranged on the first sliding rail, a first limiting block is arranged outside the first baffle, a first limiting groove is arranged outside the first baffle, a first slider is arranged on the first sliding rail and connected with a connecting lug, and a sleeve rod is arranged on the connecting lug, and be provided with first limiting plate on the loop bar, be provided with the inserted link on the loop bar, and install the second limiting plate on the inserted link, second limiting plate top is provided with the spring, second limiting plate top is provided with the second stopper, and installs the second stopper on the inserted link, be provided with the stop collar on the spring, and run through on the stop collar and have the inserted link, the fluting has been seted up to the stop collar top surface, install the second slide rail below the top surface frame, and seted up exit on the second slide rail, install the second baffle on the second slide rail, and the second baffle outside is provided with the third stopper, third stopper left side is provided with the second spacing groove, install the second slider on the second slide rail, install the go-between on the body frame.
Preferably, the top surface tooth surface of the main body frame and the bottom surface of the top surface frame are the same in size, and the main body frame and the top surface frame are in parallel relation.
Preferably, first braced frame, first threaded rod, connection frame, second threaded rod and second braced frame set up two sets ofly at the main body frame bilateral symmetry, and the connected mode of first braced frame on the main body frame is fixed connection to the connected mode between second braced frame and the top surface frame is fixed connection.
Preferably, the first threaded rod, the connecting frame and the second threaded rod are of an integrated structure, the threads of the first threaded rod are opposite to those of the second threaded rod, and the first threaded rod is in threaded connection with the first supporting frame and the second threaded rod is in threaded connection with the second supporting frame.
Preferably, the first slide rails are symmetrically arranged in two groups in front and back on the main body frame, and the positions of the second slide rails correspond to the positions of the first slide rails.
Preferably, the first baffle and the first limiting block are connected with the first slide rail through rotating shafts, and the opening directions of the first limiting groove and the second limiting groove are upward.
Preferably, the insertion rod is installed on the loop bar in an embedded manner, the loop bar is in sliding connection with the first sliding block through the connecting lug, and the first sliding block is in sliding connection with the first sliding rail.
Preferably, the central axis of the insertion rod and the central axis of the slot are both on the same vertical line, the limiting sleeve forms an elastic structure on the insertion rod through a spring, and the second sliding block is in through connection with the slot.
Preferably, the second baffle and the third limiting block are connected with the second slide rail through rotating shafts, and the second slide block is connected with the second slide rail in a sliding manner.
Compared with the prior art, the invention has the beneficial effects that: this a paper transfer device for printing production:
(1) the device is provided with a first threaded rod, a second threaded rod and a connecting frame, the first threaded rod and the second threaded rod can be rotated by rotating the connecting frame and are in threaded connection with a first supporting frame and a second supporting frame, so that the distance between the top surface frame and the main body frame can be adjusted, and the device can be suitable for materials with different sizes by matching with the sleeve rod and the inserting rod;
(2) the first baffle and the second baffle are arranged, the first limiting block on the outer side of the first baffle can be turned over to be separated from the first limiting groove, the third limiting block can be turned over to be separated from the second limiting groove, and the first baffle and the second baffle are turned over, so that the arrangement and the reduction of the first sliding block and the second sliding block are realized, and the mode enables the device to be more flexible and changeable in application in practical application and can adapt to different working conditions;
(3) be provided with the spring, engaging lug and stop collar, the accessible stop collar that slides downwards makes the second slider break away from the stop collar to make loop bar and inserted link use the pivot point of engaging lug to overturn as the benchmark, later take off the inserted link from the loop bar, run through the material with the inserted link again after placing on the loop bar and install the upset after that on the loop bar and be connected with second slider block, this kind of mode makes the device more convenient when going on unloading.
Drawings
FIG. 1 is a schematic structural diagram of a main body of a paper transfer device for printing production according to the present invention;
FIG. 2 is a schematic sectional front view of a paper transfer device for printing production according to the present invention;
FIG. 3 is a schematic top cross-sectional view of a paper transfer device for printing production according to the present invention;
FIG. 4 is a schematic bottom sectional view of a paper transportation device for printing production according to the present invention;
FIG. 5 is a schematic view of a paper transfer device for printing production according to the present invention, shown at A in FIG. 2;
FIG. 6 is a schematic view of a paper transfer device for printing production according to the present invention, shown at B in FIG. 2;
FIG. 7 is a schematic view of a paper transfer device for printing production according to the present invention, shown at C in FIG. 3;
fig. 8 is a schematic structural diagram of a paper transfer device for printing production in fig. 4 at D.
In the figure: 1. a main body frame; 2. a universal wheel; 3. a first support frame; 4. a first threaded rod; 5. a connecting frame; 6. a second threaded rod; 7. a second support frame; 8. a top frame; 9. a first slide rail; 10. an inlet and an outlet; 11. a first baffle plate; 12. a first stopper; 13. a first limit groove; 14. a first slider; 15. connecting lugs; 16. a loop bar; 17. a first limit plate; 18. a plug rod; 19. a second limiting plate; 20. a spring; 21. a second limiting block; 22. a limiting sleeve; 23. grooving; 24. a second slide rail; 25. a second baffle; 26. a third limiting block; 27. a second limit groove; 28. a second slider; 29. and (7) connecting rings.
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. 1-8, the present invention provides a technical solution: a paper transfer device for printing production comprises a main body frame 1, a universal wheel 2, a first supporting frame 3, a first threaded rod 4, a connecting frame 5, a second threaded rod 6, a second supporting frame 7, a top surface frame 8, a first slide rail 9, an inlet and outlet 10, a first baffle 11, a first limiting block 12, a first limiting groove 13, a first slide block 14, a connecting lug 15, a loop bar 16, a first limiting plate 17, an inserting rod 18, a second limiting plate 19, a spring 20, a second limiting block 21, a limiting sleeve 22, a groove 23, a second slide rail 24, a second baffle 25, a third limiting block 26, a second limiting groove 27, a second slide block 28 and a connecting ring 29, wherein the universal wheel 2 is arranged below the main body frame 1, the first supporting frame 3 is arranged on the main body frame 1, the first threaded rod 4 is arranged in the first supporting frame 3, and the connecting frame 5 is connected on the first threaded rod 4, a second threaded rod 6 is arranged above the connecting frame 5, a second supporting frame 7 is wrapped on the second threaded rod 6, a top surface frame 8 is arranged above the second supporting frame 7, a first slide rail 9 is arranged on the top surface of the main body frame 1, an inlet and an outlet 10 are arranged on the first slide rail 9, a first baffle 11 is arranged on the first slide rail 9, a first limiting block 12 is arranged outside the first baffle 11, a first limiting groove 13 is arranged outside the first baffle 11, a first slide block 14 is arranged on the first slide rail 9, a connecting lug 15 is connected on the first slide block 14, a loop bar 16 is arranged on the connecting lug 15, a first limiting plate 17 is arranged on the loop bar 16, an inserting rod 18 is arranged on the loop bar 16, a second limiting plate 19 is arranged on the inserting rod 18, a spring 20 is arranged above the second limiting plate 19, a second limiting block 21 is arranged above the second limiting plate 19, and a second limiting block 21 is arranged on the second limiting block 18, be provided with stop collar 22 on the spring 20, and run through on the stop collar 22 and have peg graft pole 18, fluting 23 has been seted up to stop collar 22 top surface, install second slide rail 24 below the top surface frame 8, and seted up exit 10 on the second slide rail 24, install second baffle 25 on the second slide rail 24, and the second baffle 25 outside is provided with third stopper 26, third stopper 26 left side is provided with second spacing groove 27, install second slider 28 on the second slide rail 24, install go-between 29 on the main body frame 1.
The size of the top surface tooth surface of the main body frame 1 is the same as that of the bottom surface of the top surface frame 8, and the main body frame 1 and the top surface frame 8 are in parallel relation, so that the device is more reasonable.
First braced frame 3, first threaded rod 4, connection frame 5, second threaded rod 6 and second braced frame 7 set up two sets ofly at main body frame 1 bilateral symmetry, and the connected mode of first braced frame 3 on main body frame 1 is fixed connection, and the connected mode between second braced frame 7 and the top surface frame 8 is fixed connection, thereby realize adjusting the interval between main body frame 1 and the top surface frame 8, make the device can be applicable to not unidimensional material.
The first threaded rod 4, the connecting frame 5 and the second threaded rod 6 are of an integrated structure, the threads of the first threaded rod 4 are opposite to those of the second threaded rod 6, and the first threaded rod 4 and the first supporting frame 3 and the second threaded rod 6 and the second supporting frame 7 are in threaded connection, so that the device is more practical.
The first slide rails 9 are symmetrically arranged in two groups in front and back on the main body frame 1, and the positions of the second slide rails 24 correspond to the positions of the first slide rails 9, so that the positions of the first slide blocks 14 and the second slide blocks 28 are adjusted, and the device is more practical.
The connection mode between the first baffle 11 and the first limiting block 12 and the first slide rail 9 is that the pivot is connected, and the opening direction of the first limiting groove 13 and the second limiting groove 27 is all upwards, conveniently put add of frame and subtract and establish.
The inserting rod 18 is embedded on the loop bar 16, the loop bar 16 forms a sliding connection with the first sliding block 14 through the connecting lug 15, and the first sliding block 14 is connected to the first sliding rail 9 in a sliding manner, so that the device is more stable.
The axis of bayonet pole 18 and the axis of fluting 23 all are on same vertical line, and stop collar 22 passes through spring 20 and constitutes elastic structure on bayonet pole 18 to the connected mode of second slider 28 and fluting 23 is through connection, makes the device more convenient when unloading.
The connection mode between the second baffle 25 and the third limiting block 26 and the second slide rail 24 is a rotating shaft connection, and the connection mode of the second slider 28 on the second slide rail 24 is a sliding connection, so that the limitation is realized, and the device is more reasonable.
The working principle of the embodiment is as follows: in using the paper transfer device for printing production, first, the coupling ring 29 of the front end of the main body frame 1 is mounted to a traction device or an AGV carriage, and then the main body frame 1 is moved to a material stacking point. Then, the connecting frame 5 is rotated to rotate the first threaded rod 4 and the second threaded rod 6, and is in threaded connection with the first support frame 3 and the second support frame 7, thereby adjusting the distance between the main body frame 1 and the top surface frame 8. Then the first limit block 12 is turned over to be separated from the first limit groove 13, the first baffle plate 11 is turned over to add a proper amount of the first sliding block 14, the loop bar 16 and the inserting rod 18 to the first sliding rail 9, and then the first baffle plate 11 is closed and the first limit block 12 is reset. The second slider 28, together with the third upper turning stopper 26 and the second turning stopper 25, adds a corresponding amount to the second slide rail 24.
The loop bar 16 is then turned over on the first slider 14 about the axis of the engaging lug 15, and the connecting rod 18 is removed from the loop bar 16, after which the material is placed on the loop bar 16, the connecting rod 18 is inserted into the loop bar 16 through the material, at which point the material is placed between the first limit plate 17 and the second limit plate 19. Finally, the loop bar 16 is turned over upwards to reset, the limiting sleeve 22 is slid downwards to compress the spring 20, so that the central axis of the insertion rod 18 and the central axis of the second sliding block 28 are on the same vertical line, the limiting sleeve 22 is loosened, and the second sliding block 28 penetrates into the groove 23 through rebounding of the spring 20, so that the whole installation process is completed. And finally, moving to a proper position through a traction device. This is the entire workflow. And those not described in detail in this specification are well within the skill of those in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (9)

1. A paper transfer device for printing production, comprising a main body frame (1), a second slider (28) and a connecting ring (29), characterized in that: the universal wheel (2) is arranged below the main body frame (1), the main body frame (1) is provided with a first supporting frame (3), a first threaded rod (4) is arranged inside the first supporting frame (3), the first threaded rod (4) is connected with a connecting frame (5), a second threaded rod (6) is arranged above the connecting frame (5), the second threaded rod (6) is wrapped by a second supporting frame (7), a top surface frame (8) is arranged above the second supporting frame (7), the top surface of the main body frame (1) is provided with a first sliding rail (9), the first sliding rail (9) is provided with an inlet and an outlet (10), the first sliding rail (9) is provided with a first baffle (11), the outer side of the first baffle (11) is provided with a first limiting block (12), and the outer side of the first baffle (11) is provided with a first limiting groove (13), a first sliding block (14) is mounted on the first sliding rail (9), a connecting lug (15) is connected onto the first sliding block (14), a loop bar (16) is mounted on the connecting lug (15), a first limiting plate (17) is arranged on the loop bar (16), an inserting rod (18) is arranged on the loop bar (16), a second limiting plate (19) is mounted on the inserting rod (18), a spring (20) is arranged above the second limiting plate (19), a second limiting block (21) is mounted on the inserting rod (18), a limiting sleeve (22) is arranged on the spring (20), the inserting rod (18) penetrates through the limiting sleeve (22), a slot (23) is formed in the top surface of the limiting sleeve (22), a second sliding rail (24) is mounted below the top surface frame (8), and seted up exit (10) on second slide rail (24), install second baffle (25) on second slide rail (24), and second baffle (25) outside is provided with third stopper (26), third stopper (26) left side is provided with second spacing groove (27), install second slider (28) on second slide rail (24), install go-between (29) on main body frame (1).
2. A paper transport device for printing production according to claim 1, characterized in that: the size of the top surface tooth surface of the main body frame (1) is the same as that of the bottom surface of the top surface frame (8), and the main body frame (1) and the top surface frame (8) are in parallel relation.
3. A paper transport device for printing production according to claim 1, characterized in that: the first supporting frame (3), the first threaded rod (4), the connecting frame (5), the second threaded rod (6) and the second supporting frame (7) are arranged in two groups in the bilateral symmetry of the main body frame (1), the connecting mode of the first supporting frame (3) on the main body frame (1) is fixedly connected, and the connecting mode between the second supporting frame (7) and the top surface frame (8) is fixedly connected.
4. A paper transport device for printing production according to claim 1, characterized in that: the structure of the integrated type is characterized in that the first threaded rod (4), the connecting frame (5) and the second threaded rod (6) are of an integrated type structure, the threads of the first threaded rod (4) are opposite to those of the second threaded rod (6), and the first threaded rod (4) is in threaded connection with the first supporting frame (3) and the second threaded rod (6) is in threaded connection with the second supporting frame (7).
5. A paper transport device for printing production according to claim 1, characterized in that: the first sliding rails (9) are symmetrically arranged in two groups in front and back on the main body frame (1), and the positions of the second sliding rails (24) correspond to the positions of the first sliding rails (9).
6. A paper transport device for printing production according to claim 1, characterized in that: the first baffle (11) and the first limiting block (12) are connected with the first slide rail (9) through rotating shafts, and the opening directions of the first limiting groove (13) and the second limiting groove (27) are upward.
7. A paper transport device for printing production according to claim 1, characterized in that: the inserting rod (18) is installed on the sleeve rod (16) in an embedded mode, the sleeve rod (16) is in sliding connection with the first sliding block (14) through the connecting lug (15), and the first sliding block (14) is in sliding connection with the first sliding rail (9).
8. A paper transport device for printing production according to claim 1, characterized in that: the central axis of the insertion rod (18) and the central axis of the slot (23) are both on the same vertical line, the limiting sleeve (22) forms an elastic structure on the insertion rod (18) through the spring (20), and the second sliding block (28) is connected with the slot (23) in a penetrating manner.
9. A paper transport device for printing production according to claim 1, characterized in that: the second baffle (25) and the third limiting block (26) are connected with the second slide rail (24) through rotating shafts, and the second slide block (28) is connected with the second slide rail (24) in a sliding mode.
CN202111267886.2A 2021-10-29 2021-10-29 Paper transfer device for printing production Pending CN113955418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111267886.2A CN113955418A (en) 2021-10-29 2021-10-29 Paper transfer device for printing production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111267886.2A CN113955418A (en) 2021-10-29 2021-10-29 Paper transfer device for printing production

Publications (1)

Publication Number Publication Date
CN113955418A true CN113955418A (en) 2022-01-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111267886.2A Pending CN113955418A (en) 2021-10-29 2021-10-29 Paper transfer device for printing production

Country Status (1)

Country Link
CN (1) CN113955418A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1109438A (en) * 1993-10-13 1995-10-04 Ykk株式会社 Parts feeding apparatus for selectively feeding parts of different types
CN107777028A (en) * 2017-09-01 2018-03-09 苏州沣镐环保科技有限公司 A kind of resistance to carton fallen of shockproof compression-resistant
CN207141764U (en) * 2017-08-24 2018-03-27 厦门三行电子有限公司 A kind of electronic component ceramic powders preparation conveying arrangement
CN208883213U (en) * 2018-08-06 2019-05-21 苏州谭西纺织科技有限公司 A kind of fabric drum wound for placing cloth
CN210530407U (en) * 2019-07-15 2020-05-15 青岛义和钢构有限公司 Assembled steel constructs for construction support for construction
CN210619673U (en) * 2019-09-24 2020-05-26 南京德恒纸业有限公司 Prevent crooked moisture-resistant drench membrane paper roll stand
CN112208935A (en) * 2020-09-15 2021-01-12 樊浪 Printing rubber roll storing and transferring device
CN212831806U (en) * 2020-08-13 2021-03-30 四川富圣纸业有限公司 Paper feeding device for paper industry production

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1109438A (en) * 1993-10-13 1995-10-04 Ykk株式会社 Parts feeding apparatus for selectively feeding parts of different types
US5551596A (en) * 1993-10-13 1996-09-03 Ykk Corporation Parts feeding apparatus for selectively feeding parts of different types
CN207141764U (en) * 2017-08-24 2018-03-27 厦门三行电子有限公司 A kind of electronic component ceramic powders preparation conveying arrangement
CN107777028A (en) * 2017-09-01 2018-03-09 苏州沣镐环保科技有限公司 A kind of resistance to carton fallen of shockproof compression-resistant
CN208883213U (en) * 2018-08-06 2019-05-21 苏州谭西纺织科技有限公司 A kind of fabric drum wound for placing cloth
CN210530407U (en) * 2019-07-15 2020-05-15 青岛义和钢构有限公司 Assembled steel constructs for construction support for construction
CN210619673U (en) * 2019-09-24 2020-05-26 南京德恒纸业有限公司 Prevent crooked moisture-resistant drench membrane paper roll stand
CN212831806U (en) * 2020-08-13 2021-03-30 四川富圣纸业有限公司 Paper feeding device for paper industry production
CN112208935A (en) * 2020-09-15 2021-01-12 樊浪 Printing rubber roll storing and transferring device

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Application publication date: 20220121