CN220409948U - Printing device with improved printing roller - Google Patents
Printing device with improved printing roller Download PDFInfo
- Publication number
- CN220409948U CN220409948U CN202321474926.5U CN202321474926U CN220409948U CN 220409948 U CN220409948 U CN 220409948U CN 202321474926 U CN202321474926 U CN 202321474926U CN 220409948 U CN220409948 U CN 220409948U
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- Prior art keywords
- heat dissipation
- printing
- printing roller
- hole
- temperature
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 45
- 239000007788 liquid Substances 0.000 claims description 8
- 230000006872 improvement Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model relates to the technical field of printing equipment, in particular to a printing device with an improved printing roller, which comprises a printing device body, wherein the printing device body is provided with a device frame, a printing roller is arranged on the device frame, the printing roller is provided with a shaft core, the shaft core is of an air core structure, one end of the shaft core is an air inlet, the other end of the shaft core is an air outlet, the air inlet is connected with an air inlet pipeline, a plurality of heat dissipation through holes are formed in the periphery of the printing roller, one end of each heat dissipation through hole is communicated with the air inlet, an air inlet fan is arranged at the air inlet, the other end of each heat dissipation through hole is communicated with the air outlet, the heat dissipation through holes comprise a first heat dissipation through hole and a second heat dissipation through hole, and the first heat dissipation through holes and the second heat dissipation through holes are arranged at intervals. Such printing device has simple structure, practicality are strong, advantage that the cooling effect is good.
Description
Technical Field
The utility model relates to the technical field of printing equipment, in particular to a printing device.
Background
At present, the printing machine is widely applied to daily life of people, and has an important role in spreading human civilization and culture, because the printing machine can raise the temperature of the printing roller when being used for a long time, if the temperature lowering treatment is not carried out, the evaporation of water in the ink can be accelerated, so that the ink cannot be printed on the surface of a to-be-printed product normally, thereby influencing the quality of the printed product, and therefore, the printing machine is usually provided with a temperature lowering mechanism for lowering the temperature of the printing roller.
But current printing machine that can cool down to the printing roller is in the use, mostly all is through carrying out the mode of blowing to the printing roller outside and cooling it, leads to the inside temperature of printing roller to descend slower, and the cooling effect is relatively poor, and the position of outside air supply is mostly fixed, leads to the printing roller outside comparatively limited with the region of wind contact, the condition that local regional cooling effect is relatively poor appears easily.
In patent literature with publication No. CN218701931U, entitled "a printer capable of rapidly cooling a printing roller", a printer capable of rapidly cooling a printing roller is disclosed, but has disadvantages of complicated structure and poor practicality.
Disclosure of Invention
The utility model aims at providing the printing device with the improved printing roller, which has the advantages of simple structure, strong practicability and good cooling effect.
The technical scheme of the utility model is realized as follows: printing device of printing roller improvement, including the printing device body, the printing device body have the device frame, install the printing roller on the device frame, the printing roller have a core, characterized by: the axle core be hollow structure, axle core one end be the air intake, the other end is the air outlet, air intake connection air inlet pipeline, have a plurality of heat dissipation through-holes around the printing roller, heat dissipation through-hole one end intercommunication air intake to install air inlet fan in air intake department, the other end intercommunication air outlet, heat dissipation through-hole include first heat dissipation through-hole and second heat dissipation through-hole, first heat dissipation through-hole and second heat dissipation through-hole interval set up, first heat dissipation through-hole have that air intake department area is big, air outlet department area is little structure, second heat dissipation through-hole have that air intake department area is little, air outlet department area is big structure.
Further, the inside of the axle core is also provided with a layer of crisscross pipe network structure, the inside of the pipe network structure is provided with a pipe network cavity, the pipe network cavity is outside a region formed by the heat dissipation through holes, the pipe network cavity is provided with a pipe network inlet, and the pipe network cavity is filled with a heat conduction liquid.
Further, the heat conducting liquid occupies 2/3-3/5 of the volume of the pipe network cavity.
Further, the device also comprises a refrigerating device, wherein the refrigerating device is provided with a cold air outlet, and the cold air outlet is communicated with the air inlet through a pipeline.
Further, the device frame is provided with a temperature measuring device, the temperature measuring device faces the printing roller and can measure the surface temperature of the printing roller, the temperature measuring device is connected with a control device, the control device is also connected with an air inlet fan, the control device is provided with a temperature setting unit, the temperature setting unit is used for setting the temperature of the best working state of the printing roller, the temperature is the set temperature, and when the temperature measured by the temperature measuring device is greater than the set temperature, the control device enables the air inlet fan to be started or to run faster.
The utility model has the beneficial effects that: such printing device has simple structure, practicality are strong, advantage that the cooling effect is good.
Drawings
Fig. 1 is a schematic side view of the present utility model.
Fig. 2 is a schematic cross-sectional view in the direction a-a in fig. 1.
Fig. 3 is a schematic cross-sectional view in the direction B-B in fig. 2.
Fig. 4 is a schematic cross-sectional view in the direction C-C in fig. 2.
Fig. 5 is a schematic cross-sectional view in the direction D-D in fig. 3.
Wherein: 1. the device comprises a device frame 2, a printing roller 21, a shaft core 211, an air inlet 212, an air outlet 3, an air inlet pipeline 4, a heat dissipation through hole 41, a first heat dissipation through hole 42, a second heat dissipation through hole 5, an air inlet fan 61, a pipe network cavity 62, a pipe network inlet 63, a heat conducting liquid 7, a refrigerating device 8, a temperature measuring device 9 and a control device.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, 4 and 5, the printing device with improved printing roller comprises a printing device body, wherein the printing device body is provided with a device frame 1, a printing roller 2 is arranged on the device frame, and the printing roller is provided with a shaft core 21, and is characterized in that: the axle core be hollow structure, axle core one end be air intake 211, the other end is air outlet 212, air intake connection air inlet duct 3, have a plurality of heat dissipation through-holes 4 around the printing roller, heat dissipation through-hole one end intercommunication air intake to install air inlet fan 5 in air intake department, the other end intercommunication air outlet, heat dissipation through-hole include first heat dissipation through-hole 41 and second heat dissipation through-hole 42, first heat dissipation through-hole and second heat dissipation through-hole interval set up, first heat dissipation through-hole have that air intake department area is big, the structure that air outlet department area is little, the second heat dissipation through-hole have that air intake department area is little, the structure that air outlet department area is big.
According to the utility model, when the wind flows through the heat dissipation through holes, particularly the first heat dissipation through holes, heat around the heat dissipation holes can be fully taken away, so that the printing roller is cooled, and the purpose of the utility model can be realized; the air inlet and the air outlet are arranged at the outer end, so that blowing of wind flow to printing paper can be reduced; the heat dissipation through holes are formed around the printing roller, and the heat dissipation through holes have the advantage of better temperature equalizing effect around the printing roller.
Further, the inside of the shaft core is also provided with a layer of criss-cross pipe network structure, the inside of the pipe network structure is provided with a pipe network cavity 61, the pipe network cavity is outside a region formed by the heat dissipation through holes, the pipe network cavity is provided with a pipe network inlet 62, and the pipe network cavity is filled with a heat conduction liquid 63.
The utility model can realize better temperature equalization around the printing roller, namely, the temperature around the printing roller is more consistent.
Further, the heat conducting liquid occupies 2/3-3/5 of the volume of the pipe network cavity.
The utility model ensures that the heat conduction liquid flows in the pipe network cavity along with the rotation of the printing roller, and has better temperature equalizing effect.
Further, the device also comprises a refrigerating device 7, wherein the refrigerating device is provided with a cold air outlet, and the cold air outlet is communicated with the air inlet through a pipeline.
The utility model can realize that the air entering the printing roller is cold air, and has better cooling effect on the printing roller.
Further, the device frame is provided with a temperature measuring device 8, the temperature measuring device faces the printing roller and can measure the surface temperature of the printing roller, the temperature measuring device is connected with a control device 9, the control device is also connected with an air inlet fan, the control device is provided with a temperature setting unit, the temperature setting unit is used for setting the temperature of the best working state of the printing roller, the temperature is the set temperature, and when the temperature measured by the temperature measuring device is greater than the set temperature, the control device enables the air inlet fan to be started or to accelerate the operation.
The utility model can control the temperature of the printing roller in the optimal range, and has better use effect.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and they should be included in the scope of the present utility model.
Claims (5)
1. Printing device of printing roller improvement, including the printing device body, the printing device body have the device frame, install the printing roller on the device frame, the printing roller have a core, characterized by: the axle core be hollow structure, axle core one end be the air intake, the other end is the air outlet, air intake connection air inlet pipeline, have a plurality of heat dissipation through-holes around the printing roller, heat dissipation through-hole one end intercommunication air intake to install air inlet fan in air intake department, the other end intercommunication air outlet, heat dissipation through-hole include first heat dissipation through-hole and second heat dissipation through-hole, first heat dissipation through-hole and second heat dissipation through-hole interval set up, first heat dissipation through-hole have that air intake department area is big, air outlet department area is little structure, second heat dissipation through-hole have that air intake department area is little, air outlet department area is big structure.
2. The printing unit of claim 1, wherein the printing roller is modified by: the heat-conducting structure is characterized in that a layer of crisscrossed pipe network structure is arranged inside the shaft core, pipe network cavities are arranged outside the area formed by the heat-radiating through holes, the pipe network cavities are provided with pipe network inlets, and heat-conducting liquid is filled in the pipe network cavities.
3. The printing unit of claim 2, wherein the printing roller is modified by: the thermal conductive liquid occupies 2/3-3/5 of the volume of the pipe network cavity.
4. A printing unit with improved printing roller according to claim 1, 2 or 3, characterized in that: the device also comprises a refrigerating device, wherein the refrigerating device is provided with a cold air outlet, and the cold air outlet is communicated with the air inlet through a pipeline.
5. The printing unit of claim 4 wherein the printing roller improvement comprises: the device frame on also have temperature measuring device, temperature measuring device face the printing roller and can survey the surface temperature of printing roller, temperature measuring device connect controlling means, controlling means still connect air inlet fan, controlling means have temperature setting unit, temperature setting unit be the temperature of settlement printing roller work best state, this temperature is the settlement temperature, when temperature measuring device survey's temperature is greater than settlement temperature, controlling means makes air inlet fan start or accelerate the operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321474926.5U CN220409948U (en) | 2023-06-12 | 2023-06-12 | Printing device with improved printing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321474926.5U CN220409948U (en) | 2023-06-12 | 2023-06-12 | Printing device with improved printing roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220409948U true CN220409948U (en) | 2024-01-30 |
Family
ID=89641529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321474926.5U Active CN220409948U (en) | 2023-06-12 | 2023-06-12 | Printing device with improved printing roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220409948U (en) |
-
2023
- 2023-06-12 CN CN202321474926.5U patent/CN220409948U/en active Active
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