CN214563745U - Gravure press with adsorbable function - Google Patents
Gravure press with adsorbable function Download PDFInfo
- Publication number
- CN214563745U CN214563745U CN202023254190.XU CN202023254190U CN214563745U CN 214563745 U CN214563745 U CN 214563745U CN 202023254190 U CN202023254190 U CN 202023254190U CN 214563745 U CN214563745 U CN 214563745U
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- filter
- adsorption
- filter cassette
- printing press
- intaglio printing
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 57
- 239000007788 liquid Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims 4
- 239000003463 adsorbent Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 239000002904 solvent Substances 0.000 abstract description 12
- 239000005416 organic matter Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 16
- 239000003960 organic solvent Substances 0.000 description 16
- 238000009434 installation Methods 0.000 description 7
- 239000000976 ink Substances 0.000 description 5
- 230000002000 scavenging effect Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 231100000570 acute poisoning Toxicity 0.000 description 1
- 231100000739 chronic poisoning Toxicity 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 210000000777 hematopoietic system Anatomy 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000003908 liver function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an intaglio press with adsorbable function, which belongs to the technical field of packaging and printing equipment, and aims to solve the problem that the existing intaglio press is not provided with an organic matter adsorption device, the effect of removing printing ink volatile solvent is not ideal, the intaglio press comprises an intaglio press body and a bottom plate, a printing roller is arranged below the intaglio press body, the upper part of the bottom plate is also provided with the adsorption device, the adsorption device comprises a cylinder body and a cylinder cover, the side wall of the cylinder body is provided with a plurality of air inlet holes, the inside of the cylinder body is provided with an adsorption chamber which is communicated with the air inlet holes, the adsorption chamber is internally provided with purifying liquid, the upper part of the adsorption chamber is also provided with a filter chamber, a plurality of filter boxes are arranged in the filter chamber, the middle part of the cylinder cover is provided with an air outlet, the adsorption device is directly arranged on the existing intaglio press, and the organic matter solvent volatilized from printing ink raw materials can be effectively removed, a safe working environment is provided for workers, and meanwhile, the production cost of enterprises can be saved.
Description
Technical Field
The utility model belongs to the technical field of the packing lithography apparatus, especially, relate to an intaglio printing machine with adsorbable function.
Background
At present, since volatile organic solvents are contained in printing inks, such as: ethanol, ethyl acetate, ethylene glycol ethyl ether, toluene, xylene, acetone, butanone and ink oil, banknote printing oil, kerosene, gasoline, and the like. In the printing workshop of the printing factory, the paper which is just printed is dried to form a film by the drying process of the ink printed on the paper, therefore, a large amount of volatile organic solvent is completely volatilized along with the increase of the temperature, and is mixed with air, then the air is emptied, thus not only causing serious pollution to the air, but also causing harm to the nervous system, the hematopoietic system, the liver and kidney functions and the skin mucosa of the human body, if people inhale the vapor of the organic solvent for a long time, the phenomenon of chronic poisoning can be caused, but the short time exposure to the high concentration organic solvent vapor also has the fatal danger of acute poisoning, and the organic solvents can not be recycled, a printing enterprise needs to invest a large amount of funds to purchase the organic solvents, therefore, a heavy economic burden is brought to the enterprise, the economic benefit of the enterprise is seriously influenced, and simultaneously, the waste of resources is caused.
In order to reduce the emission of volatile organic solvents, two solutions of recovering and burning the emitted solvents are available; in the existing printing working environment, an exhaust system is installed, waste gas is collected in a centralized manner to be treated by a pollution discharge center, but for better reducing environmental pollution and improving the operating environment of workers, how to provide the intaglio printing machine with a simple structure and an organic matter adsorption device is provided, and further volatile organic solvent is directly absorbed from a crude oil ink tank, so that the working environment of the workers is effectively improved, and the intaglio printing machine becomes an important technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the effect is unsatisfactory is dispeled to current intaglio press that does not dispose organic matter adsorption equipment, the application provides a simple structure, directly can install the adsorption equipment on the intaglio press. Its aim at through directly installing this adsorption equipment additional on current gravure press, can effectually dispel the organic matter solvent that the printing ink raw materials volatilize out, provides a safe operational environment for the workman, can practice thrift manufacturing cost for the enterprise simultaneously.
The utility model adopts the technical scheme as follows:
the utility model provides a but intaglio press of specific adsorption function, includes the intaglio press body, its characterized in that still includes the bottom plate, intaglio press body and bottom plate fixed connection, intaglio press body below still is provided with version roller, bottom plate upper portion still is provided with adsorption equipment, adsorption equipment includes barrel and cover, be provided with the several inlet port on the barrel lateral wall, the inside adsorption chamber that is provided with of barrel, adsorption chamber and inlet port intercommunication, be provided with the scavenging solution in the adsorption chamber, still be provided with the filter chamber above the adsorption chamber, be provided with the several filter cartridge in the filter chamber, filter chamber bottom center department is provided with the air inlet, and the filter cartridge can be dismantled with the barrel inner wall and be connected, and the cover middle part is provided with the gas outlet.
Adopt above-mentioned technical scheme, adsorption equipment sets up and goes out in gravure press lower part version roller next door gas outlet, and the air that contains volatile organic solvent inhales the adsorption chamber that is provided with the scavenging solution through the inlet port, and partial organic solvent dissolves in the scavenging solution, and the air continues to pass through the several filter box, is provided with the passageway of helical shape in the box body, increase and the area of contact of air, the passageway both sides are all scribbled with active carbon, and the adsorbable organic solvent of active carbon improves the effect of dispelling of organic solvent, and this device simple structure, the cost of manufacture is low, but direct mount is on gravure press, and adsorption effect is good, provides a safe operational environment for the workman, can practice thrift manufacturing cost for the enterprise simultaneously.
Preferably, from up to having set gradually first filter cartridge, second filter cartridge, third filter cartridge, fourth filter cartridge down in the filter chamber, first filter cartridge, second filter cartridge, third filter cartridge, fourth filter cartridge structure are the same, and all be provided with first gas pocket, top edge in bottom center department and be provided with the second gas pocket, the first gas pocket and the adsorption chamber intercommunication of first filter cartridge, the second gas pocket of second filter cartridge and the second gas pocket intercommunication of first filter cartridge, the first gas pocket of third filter cartridge and the first gas pocket intercommunication of second filter cartridge, the second gas pocket of fourth filter cartridge and the second gas pocket intercommunication of third filter cartridge, the first gas pocket and the gas outlet intercommunication of fourth filter cartridge. By adopting the preferred technical scheme, a sealed air passage is formed among the plurality of filter boxes, so that air is smoothly discharged from the air outlet at the top of the device after passing through each filter box.
Preferably, the filter box comprises a box body, a spiral channel is arranged in the box body, and adsorbing materials are coated on two sides of the channel. Adopt this preferred technical scheme, be provided with the passageway of helical shape in the box body, increase and the area of contact of air, the passageway both sides all are scribbled activated carbon, and activated carbon adsorption effect is good, improves the adsorption effect of organic matter solvent.
Preferably, the lateral wall of the box body is provided with a convex block, the inside of the barrel body is correspondingly provided with a mounting groove matched with the convex block, and the position of the convex block and the position of the second air hole are on the same radius. Adopt this preferred technical scheme, can realize spacing to the filter cartridge, the position of lug corresponds with the position of gas pocket, makes things convenient for the workman to fix a position adjacent filter cartridge during the installation.
Preferably, an exhaust fan is arranged at the air outlet.
Preferably, the purification liquid is an oily liquid.
Preferably, the adsorbing material in the box body is activated carbon.
To sum up, compared with the prior art, the utility model has the following advantages:
1. adsorption equipment sets up and goes out in gravure press lower part version roller next door gas outlet, and the air that contains volatile organic compounds solvent inhales the adsorption chamber that is provided with the scavenging solution through the inlet port, and partial organic compounds solvent dissolves in the scavenging solution, and the air continues to pass through several filter cartridge, is provided with the passageway of helical shape in the box body, increase and the area of contact of air, the passageway both sides are all scribbled activated carbon, and the adsorbable organic compounds solvent of activated carbon improves the effect of dispelling of organic compounds solvent, and this device simple structure, the cost of manufacture is low, but direct mount on gravure press, and adsorption effect is good, provides a safe operational environment for the workman, can practice thrift manufacturing cost for the enterprise simultaneously.
2. The filter chamber is internally provided with a first filter box, a second filter box, a third filter box and a fourth filter box from bottom to top in sequence, a sealed air passage is formed among the plurality of filter boxes, and air is discharged from an air outlet at the top of the device after passing through each filter box smoothly.
3. The filter cartridge includes the box body, is provided with the passageway of helical shape in the box body, increase and the area of contact of air, the passageway both sides all are scribbled activated carbon, and activated carbon adsorption effect is good, improves the adsorption effect of organic matter solvent.
4. The filter cartridge is characterized in that a convex block is arranged on the side wall of the cartridge body, a mounting groove matched with the convex block is correspondingly arranged in the cartridge body, the position of the convex block and the position of the second air hole are on the same radius, the filter cartridge can be limited, the position of the convex block corresponds to the position of the air hole, and a worker can conveniently position the adjacent filter cartridge during installation.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of an intaglio printing press having an adsorption function;
FIG. 2 is a front view of the adsorption device;
FIG. 3 is a schematic view of the structure of the adsorption apparatus;
FIG. 4 is a top view of the adsorption device;
FIG. 5 is a schematic view of the construction of the filter cassette 1;
FIG. 6 is a schematic view of the construction of the filter cassette 2;
FIG. 7 is a schematic view of the construction of the filter cassette, FIG. 3 (hidden partial cassette body);
FIG. 8 is a schematic view of the construction of the filter cassette 4;
reference numerals
1-gravure press body, 2-bottom plate, 3-plate roller, 4-adsorption device, 401 cylinder body-, 402-cylinder cover, 403-air inlet, 404-adsorption chamber, 405-purified liquid, 406-filter chamber, 407-air inlet, 408-air outlet, 409-first filter box, 410-second filter box, 411-third filter box, 412-fourth filter box, 413-first air hole, 414-second air hole, 415-channel, 416-lug, 417-suction cup, 418-exhaust fan and 419-installation groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of embodiments of the present application, generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The present invention will be described in detail with reference to fig. 1 to 8.
Example 1:
an adsorption device 4 for an intaglio printing press comprises a cylinder body 401 and a cylinder cover 402, wherein a plurality of air inlet holes 403 are formed in the side wall of the cylinder body 401, the air inlet holes 403 are distributed along the side wall of the cylinder body 401 at equal intervals, an adsorption chamber 404 is arranged inside the cylinder body 401, the upper portion of the adsorption chamber 404 is communicated with the air inlet holes 403, a purified liquid 405 is arranged in the adsorption chamber 404, a filter chamber 406 is further arranged above the adsorption chamber 404, a plurality of filter boxes are arranged in the filter chamber 406, an air inlet 407 is formed in the center of the bottom of the filter chamber 406, the filter boxes are detachably connected with the inner wall of the cylinder body 401, an air outlet 408 is formed in the middle of the cylinder cover 402, the adsorption device 4 is arranged at an air outlet 408 beside a lower plate roller 3 of the intaglio printing press, air containing volatile organic solvent enters the adsorption chamber 404 provided with the purified liquid 405 through the plurality of air inlet holes 403, the air is in contact with the purified liquid 405, and part of the organic solvent is dissolved in the purified liquid 405, the air continues to pass through the several filter cartridge, is provided with helical shape's passageway 415 in the box body, the area of contact of increase and air, passageway 415 both sides are all scribbled activated carbon, organic matter solvent in the adsorbable air of activated carbon, and the air after the purification passes through the gas outlet 408 discharge atmosphere at 4 tops of adsorption equipment, and this device simple structure, the cost of manufacture is low, but direct mount is on gravure press, and adsorption effect is good, provides a safe operational environment for the workman, can practice thrift manufacturing cost for the enterprise simultaneously.
In this embodiment, a first filter cassette 409, a second filter cassette 410, a third filter cassette 411, and a fourth filter cassette 412 are sequentially disposed in the filter chamber 406 from bottom to top, the first filter cassette 409, the second filter cassette 410, the third filter cassette 411, and the fourth filter cassette 412 have the same structure, and are all disposed with a first air hole 413 at the bottom center and a second air hole 414 at the top edge, the first air hole 413 of the first filter cassette 409 is communicated with the adsorption chamber 404, the second air hole 414 of the second filter cassette 410 is communicated with the second air hole 414 of the first filter cassette 409, the first air hole 413 of the third filter cassette 411 is communicated with the first air hole 413 of the second filter cassette 410, the second air hole 414 of the fourth filter cassette 412 is communicated with the second air hole 414 of the third filter cassette 411, the first air hole 413 of the fourth filter cassette 412 is communicated with the air outlet 408, and a spiral passage 415 between the plurality of filter cassettes forms a sealed air passage, the air passes through the first filter cassette 409, the second filter cassette 410, the third filter cassette 411 and the fourth filter cassette 412 in sequence and then is discharged from the air outlet 408 at the top of the device.
In this embodiment, the filter cartridge includes the box body, is provided with helical shape's passageway 415 in the box body, passageway 415 both sides all are scribbled the adsorption material, are provided with helical shape's passageway 415 in the box body, increase the area of contact with the air, improve the adsorption effect of organic matter solvent.
In this embodiment, the side wall of the box body is provided with a bump 416, the inside of the cylinder body 401 is correspondingly provided with a mounting groove 419 matched with the bump 416, the position of the bump 416 and the position of the second air hole 414 are on the same radius, the bump 416 is matched with the mounting groove 419 to limit the filter box, the position of the bump 416 corresponds to the position of the air hole, and a worker can conveniently position the adjacent filter box during installation. When the filter box is installed, the first filter box 409 is placed at the bottom of the filter chamber 406, the lug 416 is positioned in the installation groove 419, the second filter box 410 is installed on the first filter box 409 in a turned-over mode, the soil block is positioned in the installation groove 419, and the third filter box 411 and the fourth filter box 412 are repeatedly operated to complete installation of the filter boxes.
In this embodiment, the suction cup 417 is disposed at the bottom of the suction device 4, and the suction device 4 can be directly fixed on the bottom plate 2 through the suction cup 417, so that the dismounting is convenient.
In this embodiment, an exhaust fan 418 is disposed at the air outlet 408.
In this embodiment, the case lid is detachably connected to the barrel 401, specifically by a snap or a threaded connection.
In this embodiment, the purification liquid 405 is waste diesel oil, but is not limited to diesel oil, and may be other oily materials capable of adsorbing organic solvents.
In this embodiment, the adsorbing material is activated carbon, but is not limited to activated carbon, and may be other solid materials capable of adsorbing an organic solvent.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (9)
1. The intaglio printing press with the adsorbable function comprises an intaglio printing press body (1) and is characterized by further comprising a bottom plate (2), wherein the intaglio printing press body (1) is fixedly connected with the bottom plate (2), a printing roller (3) is further arranged below the intaglio printing press body (1), an adsorption device (4) is further arranged on the upper portion of the bottom plate (2), the adsorption device (4) comprises a cylinder body (401) and a cylinder cover (402), a plurality of air inlet holes (403) are formed in the side wall of the cylinder body (401), an adsorption chamber (404) is arranged inside the cylinder body (401), the adsorption chamber (404) is communicated with the air inlet holes (403), purified liquid (405) is arranged in the adsorption chamber (404), a filtering chamber (406) is further arranged above the adsorption chamber (404), a plurality of filtering boxes are arranged in the filtering chamber (406), and an air inlet (407) is formed in the center of the bottom of the filtering chamber (406), the filter box is detachably connected with the inner wall of the cylinder body (401), and an air outlet (408) is formed in the middle of the cylinder cover (402).
2. The intaglio printing press with adsorbable function according to claim 1, wherein a first filter cassette (409), a second filter cassette (410), a third filter cassette (411) and a fourth filter cassette (412) are sequentially arranged in the filter chamber (406) from bottom to top, the first filter cassette (409), the second filter cassette (410), the third filter cassette (411) and the fourth filter cassette (412) have the same structure, and are respectively provided with a first air hole (413) at the center of the bottom and a second air hole (414) at the edge of the top, the first air hole (413) of the first filter cassette (409) is communicated with the adsorption chamber (404), the second air hole (414) of the second filter cassette (410) is communicated with the second air hole (414) of the first filter cassette (409), and the first air hole (413) of the third filter cassette (411) is communicated with the first air hole (413) of the second filter cassette (410), the second air hole (414) of the fourth filter box (412) is communicated with the second air hole (414) of the third filter box (411), and the first air hole (413) of the fourth filter box (412) is communicated with the air outlet (408).
3. The intaglio printing press with adsorbable function according to claim 1, wherein said filter cassette comprises a box body in which a channel (415) of spiral shape is provided, said channel (415) being coated on both sides with an adsorbable material.
4. The intaglio printing press with an adsorption function according to claim 3, wherein a projection (416) is provided on the side wall of the box body, and a mounting groove (419) for fitting with the projection (416) is correspondingly provided in the cylinder body (401).
5. The intaglio printing press with an adsorbable function according to claim 4, wherein the position of said projection (416) is on the same radius as the position of the second air hole (414).
6. The intaglio printing press with adsorbable function according to claim 1, wherein an exhaust fan (418) is provided at said air outlet (408).
7. The intaglio printing press having an adsorbable function according to claim 1, wherein said purification liquid (405) is an oily liquid.
8. The intaglio printing press with the adsorbable function according to claim 3, wherein the adsorbent material in the cartridge body is activated carbon.
9. The intaglio printing press with adsorbable function according to claim 1, wherein a suction cup (417) is provided at the bottom of the adsorption device (4), and the adsorption device (4) is detachably connected to the base plate (2) through the suction cup (417).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023254190.XU CN214563745U (en) | 2020-12-29 | 2020-12-29 | Gravure press with adsorbable function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023254190.XU CN214563745U (en) | 2020-12-29 | 2020-12-29 | Gravure press with adsorbable function |
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| Publication Number | Publication Date |
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| CN214563745U true CN214563745U (en) | 2021-11-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117400619A (en) * | 2023-10-13 | 2024-01-16 | 杭州斑斓谷新材料科技有限公司 | Environment-friendly gravure printing machine equipment |
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2020
- 2020-12-29 CN CN202023254190.XU patent/CN214563745U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117400619A (en) * | 2023-10-13 | 2024-01-16 | 杭州斑斓谷新材料科技有限公司 | Environment-friendly gravure printing machine equipment |
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