CN217993798U - Cooling device of printing unit of waterless offset press - Google Patents
Cooling device of printing unit of waterless offset press Download PDFInfo
- Publication number
- CN217993798U CN217993798U CN202222469091.6U CN202222469091U CN217993798U CN 217993798 U CN217993798 U CN 217993798U CN 202222469091 U CN202222469091 U CN 202222469091U CN 217993798 U CN217993798 U CN 217993798U
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- metal
- hollow roller
- connecting pipe
- cooling
- metal hollow
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- 238000001816 cooling Methods 0.000 title claims abstract description 47
- 238000007639 printing Methods 0.000 title claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 94
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000007789 sealing Methods 0.000 claims description 13
- 238000007645 offset printing Methods 0.000 claims description 10
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 239000002826 coolant Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 8
- 239000011148 porous material Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model discloses a cooling device of waterless offset press printing unit, its technical scheme main points are: the metal hollow roller comprises a metal hollow roller, wherein mounting holes are respectively formed in the left side and the right side of the metal hollow roller, a metal pipe is arranged inside the metal hollow roller, the metal pipe is fixedly sleeved with the mounting holes, and a plurality of metal plates are arranged on the excircle wall surface of the metal pipe; accessible gear connection outside motor roll metal hollow roller prints when using, through digital display temperature sensor real-time supervision and the temperature of showing current metal hollow roller, accessible sealed bearing's effect makes the metal hollow roller in the rotation can not twine second connecting pipe and first connecting pipe, consequently can open the water pump and extract the inside that the coolant liquid got into outer hole and intercommunicating pore reentrant installation frame by first connecting pipe, the inside of rethread second connecting pipe circulation return water tank, the flow area of further increase coolant liquid, increase heat radiating area, it is faster more comprehensive to make the cooling rate.
Description
Technical Field
The utility model relates to a printing machine cooling technical field, concretely relates to cooling device of waterless offset press printing unit.
Background
Waterless offset printing uses a silicon coating on the printing plate as the non-printing area, removes the ink balance control, and also eliminates the use of water as the medium. From the viewpoint of print quality, printing without using water makes printing dots of waterless offset printing sharper and better perform. Waterless offset printing has the ability to reach higher line number and contrast, but current waterless offset printing machine can cause the face temperature to rise because of effects such as friction in continuous printing, if do not carry out the cooling, can make the ink viscidity increase, printing faults such as burnt version appear easily.
According to the application number: CN202122208668.3, it can be known that printing roller cooling device includes bottom plate, roof one, roof two, connecting rod and telescopic shaft, the upper end fixed mounting of roof one has main bearing housing, be provided with pivot one between the main bearing housing, the outside of pivot one is provided with the printing roller, the inside of printing roller has seted up the fan hot hole, the outside of connecting rod is provided with inflatable air bag. This printing roller cooling device, the centre of a circle that centers on the printing roller is the fan hot hole that the annular distributes, the area of contact of multiplicable printing roller and air, two chill rolls can carry out twice cooling to the printing roller, the heat-sinking capability of printing roller has been improved greatly, aerify gasbag accessible telescopic shaft simultaneously, remove the seat, vice bearing frame and two promotion chill roll downstream in pivot, ensure chill roll and printing roller and contact each other, the chill roll can cool off the printing roller, the practicality of device has been improved, the overall design is reasonable, and convenient to use.
The above described cooling device for the printing roller still has some drawbacks, such as: when the cooling device is used, natural wind penetrates through the heat dissipation holes to dissipate heat of the roller shaft, the heat dissipation efficiency is low, and in order to solve the problems, the cooling device for the printing unit of the waterless offset press is provided.
SUMMERY OF THE UTILITY MODEL
To solve the problems mentioned in the background art, the present invention provides a cooling device for a printing unit of a waterless offset printing machine.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a cooling device of a printing unit of a waterless offset printing press, comprising: the metal hollow roller is characterized by comprising a metal hollow roller, wherein mounting holes are respectively formed in the left side and the right side of the metal hollow roller, a metal pipe is arranged inside the metal hollow roller and fixedly sleeved with the mounting holes, a plurality of metal plates are arranged on the outer circular wall surface of the metal pipe, and the metal plates are fixedly connected with the inner circular wall surface of the metal hollow roller; and the cooling component is arranged on the inner circular wall surface of the metal pipe and used for cooling the metal hollow roller.
Through adopting above-mentioned technical scheme, through setting up cooling module for quick comprehensive cooling the hollow metal roller.
Preferably, the cooling assembly comprises: the two sealing bearings are respectively fixedly sleeved on the inner circle wall surfaces at the two ends of the metal pipe, the inner circle wall surface of the inner ring of the sealing bearing is fixedly sleeved with a first connecting pipe at the right side, and the inner circle wall surface of the inner ring of the sealing bearing is fixedly sleeved with a second connecting pipe at the left side.
Through adopting above-mentioned technical scheme, through setting up the second connecting pipe, accessible sealing bearing's effect when using makes the hollow roller of metal in the rotation can not twine second connecting pipe and first connecting pipe, consequently the accessible pours into the coolant liquid into to the inside of first connecting pipe into, makes it get into the inside absorption heat of hollow roller of metal, can reach refrigerated effect.
Preferably, the cooling assembly further comprises: the outer holes are formed in the outer circle wall surface of the metal pipe, the communicating hole is formed in one side of the metal plate, the mounting frame is fixedly mounted on one side of the metal plate, and the mounting frame is fixedly clamped with the inner portion of the outer hole; and the circulating piece is arranged on the bottom surface of the metal hollow roller and used for circulating cooling liquid.
Through adopting above-mentioned technical scheme, through setting up the installing frame for install metal sheet and outer hole, make the coolant liquid that gets into can get into the inside of installing frame through outer hole and intercommunicating pore, further increase the flow area of coolant liquid, increase heat radiating area, make the cooling rate faster more comprehensive.
Preferably, the circulating member includes: the water tank is arranged on the bottom surface of the metal hollow roller, a water pump is fixedly mounted on one side of the water tank, the water pumping end of the water pump is fixedly sleeved with the water outlet of the water tank, the water outlet end of the water pump is fixedly sleeved with the first connecting pipe, and the second connecting pipe is fixedly sleeved with the water inlet of the water tank.
Through adopting above-mentioned technical scheme, through setting up the water tank for the storage coolant liquid is used for drawing the coolant liquid through the water pump and gets into by first connecting pipe, the inside of rethread second connecting pipe circulation return water tank.
Preferably, two gears are fixedly sleeved on the outer circular wall surface of the metal pipe.
Through adopting above-mentioned technical scheme, through setting up the gear for connect outside motor roll metal hollow roll and print.
Preferably, a side hole is formed in one side of the metal hollow roller, a digital display temperature sensor is fixedly mounted inside the side hole, a side groove is formed in one side of the water tank, and the inside of the side groove is fixedly mounted together with a display screen of the digital display temperature sensor.
Through adopting above-mentioned technical scheme, through setting up digital display temperature sensor for the temperature of the hollow roller of current metal of real-time supervision and display, so that the staff carries out cooling treatment.
To sum up, the utility model discloses mainly have following beneficial effect:
through setting up cooling module, be used for quick comprehensive cooling to the hollow roller of metal, through setting up the second connecting pipe, accessible sealing bearing's effect when using, make the hollow roller of metal in the rotation can not twine second connecting pipe and first connecting pipe, consequently the accessible is to the inside injection coolant liquid of first connecting pipe, make it get into the inside heat absorption of the hollow roller of metal, can reach refrigerated effect, through setting up the installing frame, be used for installing metal sheet and outer hole, the coolant liquid that makes the entering can get into the inside of installing frame through outer hole and intercommunicating pore, the flow area of further increase coolant liquid, increase heat radiating area, make cooling rate faster more comprehensive.
Through setting up the water tank for the storage coolant liquid is used for extracting the coolant liquid through the water pump and gets into by first connecting pipe, and rethread second connecting pipe circulation return water tank's inside is through setting up the gear for connect the hollow roller of outside motor roll metal and print, through setting up digital display temperature sensor, be used for real-time supervision and the temperature of the hollow roller of present metal of demonstration, so that the staff carries out cooling treatment.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the outer hole structure of the present invention;
FIG. 3 is a schematic diagram of the structure of the metal plate of the present invention;
fig. 4 is a schematic view of a partial enlarged structure of fig. 1.
Reference numerals are as follows: 1. a metal hollow roll; 2. a metal tube; 3. a metal plate; 4. sealing the bearing; 5. a first connecting pipe; 6. a second connecting pipe; 7. an outer bore; 8. a communicating hole; 9. installing a frame; 10. a water tank; 11. A water pump; 12. a gear; 13. mounting holes; 14. a side hole; 15. a digital display temperature sensor; 16. and a side groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, a cooling apparatus of a printing unit of a waterless offset printing press includes: hollow roller of metal 1, mounting hole 13 has been seted up respectively to the left and right sides of hollow roller of metal 1, the inside of hollow roller of metal 1 is provided with tubular metal resonator 2, tubular metal resonator 2 and the fixed cup joint of mounting hole 13 are in the same place, the excircle wall of tubular metal resonator 2 is provided with a plurality of metal sheet 3, metal sheet 3 is in the same place with interior round wall fixed connection of hollow roller of metal 1, the interior round wall of tubular metal resonator 2 is provided with cooling module, be used for cooling hollow roller of metal 1, through setting up cooling module, be used for quick comprehensive cooling hollow roller of metal 1, cooling module includes: two seal bearing 4, two seal bearing 4 are fixed cup joints the interior round wall at 2 both ends of tubular metal resonator respectively, the interior round wall that is located right side seal bearing 4 is fixed to be cup jointed first connecting pipe 5, the interior round wall that is located left side seal bearing 4 is fixed to be cup jointed second connecting pipe 6, through setting up second connecting pipe 6, accessible seal bearing 4's effect when using, make the hollow roller 1 of metal in the rotation can not twine second connecting pipe 6 and first connecting pipe 5, consequently the accessible injects the coolant liquid into the inside of first connecting pipe 5, make it get into the inside absorbed heat of hollow roller 1 of metal, can reach refrigerated effect.
Referring to fig. 1, 2 and 3, the cooling assembly further includes: a plurality of outer hole 7, the excircle wall at tubular metal resonator 2 is all seted up to a plurality of outer hole 7, intercommunicating pore 8 has been seted up to one side of metal sheet 3, one side fixed mounting of metal sheet 3 has installing frame 9, installing frame 9 is in the same place with the inside fixed joint of outer hole 7, through setting up installing frame 9, be used for installing metal sheet 3 and outer hole 7, the coolant liquid that makes the entering can get into the inside of installing frame 9 through outer hole 7 and intercommunicating pore 8, further increase the flow area of coolant liquid, increase heat radiating area, make cooling rate faster more comprehensive, the bottom surface of metal hollow roller 1 is provided with the circulation piece, be used for circulating cooling liquid, the circulation piece includes: water tank 10, water tank 10 sets up the bottom surface at hollow roller 1 of metal, one side fixed mounting of water tank 10 has water pump 11, water pump 11's the end of drawing water is in the same place with the fixed cover of the delivery port of water tank 10, water pump 11's play water end is in the same place with the fixed cup joint of first connecting pipe 5, second connecting pipe 6 is in the same place with the fixed cup joint of the water inlet of water tank 10, through setting up water tank 10, be used for the storage coolant liquid, it is got into by first connecting pipe 5 to be used for extracting the coolant liquid through water pump 11, the inside of 6 circulation return water tanks 10 of rethread second connecting pipe.
Referring to fig. 1 and 4, the fixed two gears 12 that have cup jointed of excircle wall of tubular metal resonator 2, through setting up gear 12, be used for connecting outside motor roll metal hollow roll 1 and print, side opening 14 has been seted up to one side of metal hollow roll 1, the inside fixed mounting of side opening 14 has digital display temperature sensor 15, side channel 16 has been seted up to one side of water tank 10, the inside of side channel 16 is in the same place with digital display temperature sensor 15's display screen fixed mounting, through setting up digital display temperature sensor 15, a temperature for real-time supervision and the current metal hollow roll 1 of demonstration, so that the staff carries out cooling treatment.
The working principle is as follows: referring to fig. 1, 2, 3 and 4, when the metal hollow roller is used, the metal hollow roller 1 can be connected with an external motor through a gear 12 to roll for printing, the current temperature of the metal hollow roller 1 is monitored and displayed in real time through a digital display temperature sensor 15, the rotating metal hollow roller 1 can not be wound by a second connecting pipe 6 and a first connecting pipe 5 through the action of a sealed bearing 4, so that a water pump 11 can be started to pump cooling liquid from the first connecting pipe 5 into an outer hole 7 and a communicating hole 8 and then into an installation frame 9, and then the cooling liquid flows back to the inside of a water tank 10 through the second connecting pipe 6 in a circulating manner, the flowing area of the cooling liquid is further increased, the heat dissipation area is increased, and the cooling speed is faster and more comprehensive.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A cooling device for a printing unit of a waterless offset printing press, comprising:
the metal hollow roller (1), the left side and the right side of the metal hollow roller (1) are respectively provided with a mounting hole (13), a metal pipe (2) is arranged inside the metal hollow roller (1), the metal pipe (2) is fixedly sleeved with the mounting holes (13), the excircle wall surface of the metal pipe (2) is provided with a plurality of metal plates (3), and the metal plates (3) are fixedly connected with the inner circle wall surface of the metal hollow roller (1);
and the cooling component is arranged on the inner circular wall surface of the metal pipe (2) and is used for cooling the metal hollow roller (1).
2. The cooling apparatus of a printing unit of a waterless offset printing press as recited in claim 1, wherein the cooling assembly comprises:
the sealing device comprises two sealing bearings (4), wherein the sealing bearings (4) are fixedly sleeved on inner circle wall surfaces at two ends of the metal pipe (2) respectively, the sealing bearing is located on the right side, the inner circle wall surface of the inner ring of the sealing bearing (4) is fixedly sleeved with a first connecting pipe (5), and the sealing bearing is located on the left side, and the inner circle wall surface of the inner ring of the sealing bearing (4) is fixedly sleeved with a second connecting pipe (6).
3. The cooling apparatus of a waterless offset press printing unit as recited in claim 2, wherein the cooling assembly further comprises:
the outer holes (7) are formed in the outer circular wall surface of the metal pipe (2), the communicating hole (8) is formed in one side of the metal plate (3), the mounting frame (9) is fixedly mounted on one side of the metal plate (3), and the mounting frame (9) is fixedly clamped with the inner portion of the outer hole (7);
and the circulating piece is arranged on the bottom surface of the metal hollow roller (1) and is used for circulating cooling liquid.
4. The cooling apparatus of a printing unit of a waterless offset printing press as set forth in claim 3, wherein said circulating member includes:
the water tank (10), the water tank (10) sets up the bottom surface of metal hollow roller (1), one side fixed mounting of water tank (10) has water pump (11), the end of drawing water of water pump (11) with the delivery port of water tank (10) is fixed to be cup jointed together, the play water end of water pump (11) with first connecting pipe (5) are fixed to be cup jointed together, second connecting pipe (6) with the water inlet of water tank (10) is fixed to be cup jointed together.
5. The cooling device of the printing unit of the waterless offset press as recited in claim 1, wherein two gears (12) are fixedly sleeved on the outer circumferential wall surface of the metal tube (2).
6. The cooling device of the printing unit of the waterless offset press as claimed in claim 4, wherein a side hole (14) is formed in one side of the metal hollow roller (1), a digital display temperature sensor (15) is fixedly mounted inside the side hole (14), a side groove (16) is formed in one side of the water tank (10), and the inside of the side groove (16) is fixedly mounted with a display screen of the digital display temperature sensor (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222469091.6U CN217993798U (en) | 2022-09-17 | 2022-09-17 | Cooling device of printing unit of waterless offset press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222469091.6U CN217993798U (en) | 2022-09-17 | 2022-09-17 | Cooling device of printing unit of waterless offset press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217993798U true CN217993798U (en) | 2022-12-09 |
Family
ID=84290850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222469091.6U Active CN217993798U (en) | 2022-09-17 | 2022-09-17 | Cooling device of printing unit of waterless offset press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217993798U (en) |
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2022
- 2022-09-17 CN CN202222469091.6U patent/CN217993798U/en active Active
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