CN111591016A - Printing roller cooling device for printing equipment and use method - Google Patents
Printing roller cooling device for printing equipment and use method Download PDFInfo
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- CN111591016A CN111591016A CN202010416439.8A CN202010416439A CN111591016A CN 111591016 A CN111591016 A CN 111591016A CN 202010416439 A CN202010416439 A CN 202010416439A CN 111591016 A CN111591016 A CN 111591016A
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- pipe
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- cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/22—Means for cooling or heating forme or impression cylinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The invention discloses a printing roller cooling device for printing equipment and a using method thereof, wherein the printing roller cooling device comprises a support and a printing roller, a first hollow pipe and a second hollow pipe are fixedly connected to two sides of the printing roller respectively, the first hollow pipe and the second hollow pipe penetrate through the support and are connected with the support in a rotating mode, a power mechanism is arranged between the second hollow pipe and the support, an inner cavity is arranged in the printing roller, a plurality of drainage plates are arranged in the inner cavity, the drainage plates are fixedly connected with the inner wall of the inner cavity in a staggered mode, a circulating water tank is arranged on the support, a bottom plate of the circulating water tank is provided with a mounting groove, and a plurality of metal sheets are arranged at the top of the. The invention has reasonable structure, can simultaneously radiate the inside and the outside of the printing roller, has good radiating effect and high efficiency, can fully utilize the heat energy generated by the printing roller, and can not bring other influences to the printing roller.
Description
Technical Field
The invention relates to the technical field of printing auxiliary devices, in particular to a printing roller cooling device for printing equipment and a using method.
Background
A modern printing machine for printing characters and images generally comprises mechanisms such as plate loading, inking, stamping, paper conveying (including folding) and the like, and the working principle of the machine is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position on which the characters and images are printed on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the printed matter identical to printing plate.
An important part on a printing machine is a printing roller, the printing roller is generally composed of a shaft lever and a rubber sleeve, the heat source of the printing roller is mainly that the shaft lever generates heat with a mounting seat in the moving process, so that the temperature rises, meanwhile, the friction between the rubber sleeve and paper can also cause the temperature rise, and the existing printing roller only considers the heat dissipation effect of the shaft lever or the rubber sleeve, so that the cooling time of the printing roller is longer, and the heat dissipation effect is not good; in the prior art, air is cooled through a water absorption plate, the cooled air is blown to a printing roller to be cooled, but moisture is contained in the air and can influence the printing of the printing roller, so that the printing roller cooling device for the printing equipment and the using method are designed to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a printing roller cooling device for printing equipment and a using method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cooling device for a printing roller for printing equipment and a using method thereof comprise a support and the printing roller, wherein a first hollow pipe and a second hollow pipe are fixedly connected to two sides of the printing roller respectively, the first hollow pipe and the second hollow pipe penetrate through the support and are connected with the support in a rotating manner, a power mechanism is arranged between the second hollow pipe and the support, an inner cavity is arranged in the printing roller, a plurality of drainage plates are arranged in the inner cavity and are fixedly connected with the inner wall of the inner cavity in a staggered manner, a first L-shaped pipe and a second L-shaped pipe which penetrate through the side wall of the printing roller are arranged in the first hollow pipe and the second hollow pipe respectively, a circulating water tank is arranged on the support, a mounting groove is arranged on the bottom plate of the circulating water tank, a plurality of metal sheets are arranged at the inner top of the mounting groove, two cooling fans opposite to the mounting groove are arranged at the upper end of the support in a penetrating manner, and a circulating mechanism, install the water storage box that is located circulation tank top on the support and communicate each other with circulation tank, the inlet tube is installed to one side of water storage box, control panel is installed to one side of support, install control module in the control panel.
Preferably, the power mechanism comprises an installation plate fixed on the support, a driving motor is installed on the installation plate, the outer wall of the second hollow pipe and the output end of the driving motor are fixedly connected with driving wheels, and the two driving wheels are connected through a driving belt.
Preferably, two bearings are installed on the support in a penetrating mode, and the first hollow pipe and the second hollow pipe are in interference fit with the bearings on the same side.
Preferably, the circulating mechanism comprises a water pump installed on the support, a first connecting pipe is installed at the water inlet end of the water pump, the water outlet end of the water pump is communicated with the circulating water tank through a short pipe, a second connecting pipe is installed at the upper end of one side, back to the short pipe, of the circulating water tank in a penetrating mode, and the first connecting pipe and the second connecting pipe are connected with the second L-shaped pipe and the first L-shaped pipe through rotary joints respectively.
Preferably, a temperature sensor is installed at one side of the circulation tank.
Preferably, a water pipe is arranged at the lower end of one side of the circulating water tank, and a first electromagnetic valve is arranged on the water pipe.
Preferably, four support rods are fixedly connected to the support, the upper ends of the four support rods are fixedly connected with the support plate together, and the water storage tank is installed on the support plate.
Preferably, the water storage tank is communicated with the circulating water tank through a delivery pipe, and a second electromagnetic valve is installed on the delivery pipe.
Preferably, the control panel is electrically connected with the control module, and the first electromagnetic valve, the second electromagnetic valve, the water pump and the temperature sensor are electrically connected with the control module.
The method comprises the following steps:
s1: firstly, operating a control panel, opening a second electromagnetic valve, closing the second electromagnetic valve after two minutes, and opening a water pump;
s2: the water pump conveys the cooling water in the circulating water tank into the inner cavity until the cooling water flows into the circulating water tank through the second connecting pipe and underwater sound can be heard;
s3: starting a driving motor and two cooling fans through a control panel; the printing roller can be cooled and radiated by cooling water and a radiating fan.
Compared with the prior art, the invention has the beneficial effects that:
1. the interior of the printing roller can be subjected to heat exchange and cooling through cooling water, and the cooling effect on the printing roller is good and the efficiency is high; the cooling water passes through the heat conductivity of metal, can reduce the temperature on the sheetmetal, and cooling fan, its temperature of air behind the sheetmetal can reduce to cooling fan blows the air after the cooling to printing roller, can cool off the outside of printing roller, and can not have moisture, can not cause the influence to the printing of printing roller, and the practicality is better.
2. When the water temperature is increased to the set temperature, the water pump stops working, the first electromagnetic valve works, hot water heated by heat exchange is discharged through the water through pipe, and in the set time, namely, the hot water flows out completely, so that the hot water can be used in other places, the consumption of other resources is reduced, and the resources are saved.
In conclusion, the heat dissipation device is reasonable in structure, can simultaneously dissipate heat inside and outside the printing roller, is good in heat dissipation effect and high in efficiency, can fully utilize heat energy generated by the printing roller, and cannot bring other influences on the printing roller.
Drawings
FIG. 1 is a schematic structural diagram of a roller cooling device for a printing apparatus and a method for using the same according to the present invention;
FIG. 2 is a schematic structural diagram of a circulating water tank in a device for cooling a printing roller of a printing apparatus and a method for using the same according to the present invention;
FIG. 3 is a schematic view of the connection of a power mechanism in a cooling device for a roller of a printing apparatus and a method for using the same according to the present invention;
fig. 4 is a block diagram of a device for cooling a printing roller for a printing apparatus and a method for using the same according to the present invention.
In the figure: the printing machine comprises a support 1, a printing roller 2, an inner cavity 3, a flow guide plate 4, a second L-shaped pipe 5, a first hollow pipe 6, a bearing 7, a first L-shaped pipe 8, a rotary joint 9, a second hollow pipe 10, a control panel 11, a control module 12, a second connecting pipe 13, a first connecting pipe 14, a supporting rod 15, a supporting plate 16, a circulating water tank 17, a heat radiation fan 18, a water pump 19, a short pipe 20, a water storage tank 21, a water inlet pipe 22, a temperature sensor 23, a mounting groove 24, a metal sheet 25, a water through pipe 26, a first electromagnetic valve 27, a conveying pipe 28, a second electromagnetic valve 29, a mounting plate 30, a driving motor 31, a driving wheel 32 and a driving.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-4, a printing roller cooling device for a printing device and a using method thereof, comprising a bracket 1 and a printing roller 2, wherein a water flowing pipe is arranged at one side of the printing roller 2, and a control valve is arranged on the water flowing pipe, so that water in an inner cavity 3 can be conveniently discharged; the two sides of the printing roller 2 are respectively fixedly connected with a first hollow tube 6 and a second hollow tube 10, the first hollow tube 6 and the second hollow tube 10 penetrate through the bracket 1 and are rotatably connected with the bracket 1, two bearings 7 penetrate through the bracket 1, and the first hollow tube 6 and the second hollow tube 10 are in interference fit with the bearings 7 on the same side; a power mechanism is arranged between the second hollow pipe 10 and the support 1, the power mechanism comprises an installation plate 30 fixed on the support 1, a driving motor 31 is installed on the installation plate 30, the outer wall of the second hollow pipe 10 and the output end of the driving motor 31 are fixedly connected with driving wheels 32, the two driving wheels 32 are connected through a transmission belt 33, and the rotation of the printing roller 2 can be realized through the matching of the driving motor 31, the driving wheels 32 and the transmission belt 33, so that the printing work is realized.
Be equipped with inner chamber 3 in the printing roller 2, be equipped with a plurality of drainage plates 4 in the inner chamber 3, a plurality of drainage plates 4 crisscross with the inner wall fixed connection of inner chamber 3, be equipped with first L type pipe 8 and the second L type pipe 5 that run through the setting of 2 lateral walls of printing roller in first hollow tube 6 and the second hollow tube 10 respectively, first L type pipe 8 and second L type pipe 5 run through respectively and carry on the back the biggest two drainage plates 4 settings of distance apart from each other, as shown in fig. 1.
The circulating water tank 17 is mounted on the support 1, a mounting groove 24 is formed in the bottom plate of the circulating water tank 17, a plurality of metal sheets 25 are mounted at the inner top of the mounting groove 24, and the plurality of metal sheets 25 are used for transferring temperature; the upper end of support 1 runs through and is equipped with two radiator fan 18 relative with mounting groove 24, and two radiator fan 18 air inlet ends are relative with sheetmetal 25 to can blow the low temperature gas on the sheetmetal 25 to printing roller 2 on, thereby can dispel the heat to the outside of printing roller 2, and can not bring the influence to the printing of printing roller 2.
A circulating mechanism is arranged between the circulating water tank 17 and the first L-shaped pipe 8 and between the circulating water tank 17 and the second L-shaped pipe 5, the circulating mechanism comprises a water pump 19 installed on the support 1, a first connecting pipe 14 is installed at the water inlet end of the water pump 19, the water outlet end of the water pump 19 is communicated with the circulating water tank 17 through a short pipe 20, a second connecting pipe 13 is installed at the upper end of one side of the circulating water tank 17, which is opposite to the short pipe 20, in a penetrating manner, the first connecting pipe 14 and the second connecting pipe 13 are both connected with the second L-shaped pipe 5 and the first L-shaped pipe 8 through a rotary joint 9 respectively.
Install the water storage box 21 that is located circulating water tank 17 top on the support 1 and communicate each other with circulating water tank 17, four bracing pieces 15 of fixedly connected with on the support 1, the common fixed connection backup pad 16 in upper end of four bracing pieces 15, water storage box 21 installs on backup pad 16, and water storage box 21 communicates each other with circulating water tank 17 through conveyer pipe 28, and installs second solenoid valve 29 on the conveyer pipe 28.
A temperature sensor 23 is arranged on one side of the circulating water tank 17, so that the water temperature in the circulating water tank 17 can be conveniently monitored; a water pipe 26 is installed at a lower end of one side of the circulation tank 17, and a first solenoid valve 27 is installed at the water pipe 26 to facilitate discharge of heated hot water.
The water inlet pipe 22 is installed on one side of the water storage tank 21, the control panel 11 is installed on one side of the support 1, the control module 12 is installed in the control panel 11, the control panel 11 is electrically connected with the control module 12, and the first electromagnetic valve 27, the second electromagnetic valve 29, the water pump 19 and the temperature sensor 23 are electrically connected with the control module 12.
The method comprises the following steps:
s1: firstly, operating the control panel 11, opening the second electromagnetic valve 29, closing the second electromagnetic valve 29 after two minutes, and opening the water pump 19;
s2: the water pump 19 conveys the cooling water in the circulating water tank 17 into the inner cavity 3 until the cooling water flows into the circulating water tank 17 through the second connecting pipe 13 and the underwater sound can be heard;
s3: the driving motor 31 and the two cooling fans 18 are started through the control panel 11; the printing roller 2 can be cooled and radiated by cooling water and a radiator fan 18.
When the invention is used, firstly, a worker manually operates the control panel 11 and opens the second electromagnetic valve 29, so that the cooling water in the water storage tank 21 flows into the circulating water tank 17 through the delivery pipe 28, and after two minutes, the worker closes the second electromagnetic valve 29; then the worker opens the water pump 19 through the control panel 11, the water pump 19 works to convey cooling water in the circulating water tank 17 into the inner cavity 3 through the short pipe 20, the first connecting pipe 14, the rotary joint 9 and the second L-shaped pipe 5, the cooling water flows through the drainage plate 4 along with the increase of the cooling water in the inner cavity 3 and finally flows to the first L-shaped pipe 8, the cooling water flows into the circulating water tank 17 through the first L-shaped pipe 8, the rotary joint 9 and the second connecting pipe 13, and the cooling water has underwater sound when flowing into the circulating water tank 17 again, at the moment, the worker starts the driving motor 31 and the two cooling fans 18, the driving motor 31 works, the rotation of the second hollow pipe 10 can be realized through the driving wheel 32 and the driving belt 33, so that the printing roller 2 rotates, and the printing roller 2 can perform printing work.
The cooling water can circularly flow in the inner cavity 3 through the water pump 19, the heat exchange and cooling can be carried out on the inner part of the printing roller 2 through the cooling water, and the cooling effect on the printing roller 2 is good and the efficiency is high; the cooling water passes through the heat conductivity of metal, can reduce the temperature on the sheetmetal 25, and cooling fan 18, its temperature of air behind sheetmetal 25 can reduce to air after cooling fan 18 blows to printing roller 2, can cool off the outside of printing roller 2, and can not have moisture, can not cause the influence to the printing of printing roller 2, and the practicality is better.
The temperature of the water in the circulating water tank 17 increases with the progress of the printing work, when the temperature of the water increases to the set temperature, the water pump 19 stops working, the first electromagnetic valve 27 works, the hot water heated by heat exchange is discharged through the water pipe 26, and the hot water can be used in other places within the set time, namely, the hot water flows out completely, so that the consumption of other resources is reduced, and the resources are saved; the first electromagnetic valve 27 is closed, the second electromagnetic valve 29 is opened, after two minutes, the second electromagnetic valve 29 is closed, and the water pump 19 operates, so that circulation of newly injected cold water can be realized again, the printing roller 2 can be cooled again, and the circulation is repeated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A printing roller cooling device for printing equipment comprises a support (1) and a printing roller (2) and is characterized in that two sides of the printing roller (2) are fixedly connected with a first hollow pipe (6) and a second hollow pipe (10) respectively, the first hollow pipe (6) and the second hollow pipe (10) penetrate through the support (1) and are connected with the support in a rotating mode, a power mechanism is arranged between the second hollow pipe (10) and the support (1), an inner cavity (3) is arranged in the printing roller (2), a plurality of drainage plates (4) are arranged in the inner cavity (3), the drainage plates (4) are fixedly connected with the inner wall of the inner cavity (3) in a staggered mode, a first L-shaped pipe (8) and a second L-shaped pipe (5) penetrating through the side wall of the printing roller (2) are arranged in the first hollow pipe (6) and the second hollow pipe (10) respectively, and a circulating water tank (17) is installed on the support (1), the bottom plate of circulation tank (17) is equipped with mounting groove (24), a plurality of sheetmetals (25) are installed at the interior top of mounting groove (24), the upper end of support (1) is run through and is equipped with two radiator fan (18) relative with mounting groove (24), be equipped with circulation mechanism between circulation tank (17) and first L type pipe (8) and second L type pipe (5), install water storage box (21) that are located circulation tank (17) top on support (1) and communicate each other with circulation tank (17), inlet tube (22) are installed to one side of water storage box (21), control panel (11) are installed to one side of support (1), install control module (12) in control panel (11).
2. The device for cooling the brush roller of the printing device according to claim 1, wherein the power mechanism comprises a mounting plate (30) fixed on the bracket (1), a driving motor (31) is mounted on the mounting plate (30), the outer wall of the second hollow pipe (10) and the output end of the driving motor (31) are fixedly connected with driving wheels (32), and the two driving wheels (32) are connected through a transmission belt (33).
3. The device for cooling the brush roller of the printing device according to claim 2, wherein two bearings (7) are installed on the bracket (1) in a penetrating manner, and the first hollow tube (6) and the second hollow tube (10) are in interference fit with the bearings (7) on the same side.
4. The brush roll cooling device for the printing equipment according to claim 2, wherein the circulating mechanism comprises a water pump (19) installed on the support (1), a first connecting pipe (14) is installed at a water inlet end of the water pump (19), a water outlet end of the water pump (19) is communicated with the circulating water tank (17) through a short pipe (20), a second connecting pipe (13) penetrates through an upper end of one side, opposite to the short pipe (20), of the circulating water tank (17), and the first connecting pipe (14) and the second connecting pipe (13) are connected with the second L-shaped pipe (5) and the first L-shaped pipe (8) respectively through a rotary joint (9).
5. A device for cooling a roller for a printing apparatus according to claim 4, wherein a temperature sensor (23) is installed at one side of said circulating water tank (17).
6. A device for cooling a roller for a printing apparatus according to claim 5, wherein a water pipe (26) is provided at a lower end of one side of said circulating water tank (17), and said water pipe (26) is provided with a first solenoid valve (27).
7. The device for cooling the brush roller of the printing device according to claim 1, wherein four support rods (15) are fixedly connected to the frame (1), the upper ends of the four support rods (15) are fixedly connected to a support plate (16), and the water storage tank (21) is mounted on the support plate (16).
8. A device for cooling a roller for printing devices according to claim 6, characterized in that said reservoir (21) is interconnected to the circulation tank (17) by means of a duct (28), and in that said duct (28) is fitted with a second solenoid valve (29).
9. The device for cooling the roller of a printing device according to claim 1, wherein the control panel (11) is electrically connected to the control module (12), and the first solenoid valve (27), the second solenoid valve (29), the water pump (19) and the temperature sensor (23) are electrically connected to the control module (12).
10. The use method of a roller cooling device for a printing apparatus according to claims 1 to 9, comprising the steps of:
s1: firstly, operating a control panel (11), opening a second electromagnetic valve (29), closing the second electromagnetic valve (29) after two minutes, and opening a water pump (19);
s2: the water pump (19) conveys the cooling water in the circulating water tank (17) into the inner cavity (3) until the cooling water flows into the circulating water tank (17) through the second connecting pipe (13) and the underwater sound can be heard;
s3: a driving motor (31) and two cooling fans (18) are started through a control panel (11); the printing roller (2) can be cooled and radiated by cooling water and a radiating fan (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010416439.8A CN111591016A (en) | 2020-05-17 | 2020-05-17 | Printing roller cooling device for printing equipment and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010416439.8A CN111591016A (en) | 2020-05-17 | 2020-05-17 | Printing roller cooling device for printing equipment and use method |
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| Publication Number | Publication Date |
|---|---|
| CN111591016A true CN111591016A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010416439.8A Pending CN111591016A (en) | 2020-05-17 | 2020-05-17 | Printing roller cooling device for printing equipment and use method |
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| Country | Link |
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| CN (1) | CN111591016A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477382A (en) * | 2020-12-01 | 2021-03-12 | 浙江省邮电印刷股份有限公司 | Eight-color double-sided printing machine with controllable temperature |
| CN113488723A (en) * | 2021-07-11 | 2021-10-08 | 上海轶源动力科技有限公司 | High-efficient radiating group battery structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB434344A (en) * | 1935-04-30 | 1935-08-29 | Franz Bernhard Lehmann | Improvements in water-cooled hollow rollers |
| CN205736406U (en) * | 2016-06-28 | 2016-11-30 | 绍兴德诚机械有限公司 | A kind of wallpaper printing chiller |
| CN207942812U (en) * | 2018-02-08 | 2018-10-09 | 福清市迪川包装有限公司 | A kind of packaging printing machines cooling device |
| CN208529962U (en) * | 2018-06-02 | 2019-02-22 | 合肥金泉印务有限公司 | A kind of ink environmental printing machine water circle device |
| CN208682333U (en) * | 2018-08-30 | 2019-04-02 | 河南省防伪保密印刷公司（河南省邮电印刷厂） | A kind of cooling roll device of printing machine |
| CN209616581U (en) * | 2019-01-18 | 2019-11-12 | 山东水文印务有限公司 | A kind of printing machine environment-protective circulating water-cooling apparatus |
| CN210257595U (en) * | 2019-06-25 | 2020-04-07 | 张婉如 | Printing roller cooling device for printing equipment |
| CN210390427U (en) * | 2019-07-02 | 2020-04-24 | 江西杰锋印刷包装有限公司 | Printing roller rapid cooling device |
-
2020
- 2020-05-17 CN CN202010416439.8A patent/CN111591016A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB434344A (en) * | 1935-04-30 | 1935-08-29 | Franz Bernhard Lehmann | Improvements in water-cooled hollow rollers |
| CN205736406U (en) * | 2016-06-28 | 2016-11-30 | 绍兴德诚机械有限公司 | A kind of wallpaper printing chiller |
| CN207942812U (en) * | 2018-02-08 | 2018-10-09 | 福清市迪川包装有限公司 | A kind of packaging printing machines cooling device |
| CN208529962U (en) * | 2018-06-02 | 2019-02-22 | 合肥金泉印务有限公司 | A kind of ink environmental printing machine water circle device |
| CN208682333U (en) * | 2018-08-30 | 2019-04-02 | 河南省防伪保密印刷公司（河南省邮电印刷厂） | A kind of cooling roll device of printing machine |
| CN209616581U (en) * | 2019-01-18 | 2019-11-12 | 山东水文印务有限公司 | A kind of printing machine environment-protective circulating water-cooling apparatus |
| CN210257595U (en) * | 2019-06-25 | 2020-04-07 | 张婉如 | Printing roller cooling device for printing equipment |
| CN210390427U (en) * | 2019-07-02 | 2020-04-24 | 江西杰锋印刷包装有限公司 | Printing roller rapid cooling device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477382A (en) * | 2020-12-01 | 2021-03-12 | 浙江省邮电印刷股份有限公司 | Eight-color double-sided printing machine with controllable temperature |
| CN113488723A (en) * | 2021-07-11 | 2021-10-08 | 上海轶源动力科技有限公司 | High-efficient radiating group battery structure |
| CN113488723B (en) * | 2021-07-11 | 2022-07-29 | 湖北轼诚科技有限公司 | High-efficient radiating group battery structure |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |