CN212920768U

CN212920768U - Special water-cooling heat dissipation printing roller of printing machine

Info

Publication number: CN212920768U
Application number: CN202021302719.8U
Authority: CN
Inventors: 阮志伟
Original assignee: Jiangxi Tianshi Color Printing Co ltd
Current assignee: Jiangxi Tianshi Color Printing Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-04-09
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a special water-cooling heat dissipation printing roller of printing machine, including supporting the base and setting up the printing roll body that supports the base top, support the cuboid structure that the base is cavity setting, the bracing piece of a set of vertical setting is all welded in the middle of the top face both sides of support base to the department, the bracing piece is T type pole, and curved kerve has all been seted up on the T type top of bracing piece, the roller that the printing roll body both ends are connected all blocks in the kerve, and is two sets of the middle department of printing roll body both sides is fixed to the roller, and the inner chamber of roller is linked together with the inner chamber of printing roll body, and the inside of roller is pegged graft and is had the support outer tube that rotates the setting, and the inside of printing roll body is. This special water-cooling heat dissipation printing roller of printing machine can be with the coolant liquid drum go into the feed liquor pipe and spray to the internal surface of printing roll body on, make coolant liquid and printing roll body fully contact, and is better to the cooling effect on printing roll body surface, and is more even.

Description

Special water-cooling heat dissipation printing roller of printing machine

Technical Field

The utility model belongs to the technical field of lithography apparatus, concretely relates to special water-cooling heat dissipation printing roller of printing machine.

Background

The surface area of the printing rubber roller for glazing the printing roller body is lost, and meanwhile, the hardness of the rubber roller is increased, and the elasticity is reduced. This phenomenon, while unavoidable, is not to be expected to be a gratuitously degradation of the roll, loss of printing function, nor to be used blindly with a particulate-containing substance to clean or buff the surface of the roll.

Printing roll body when using, need carry out the thermal treatment to printing roll body, the radiating mode of inside coolant liquid to rubber roll surface heat dissipation is generally adopted to printing roll body's heat dissipation at present, and this kind of radiating mode, at first the contact on coolant liquid and printing roll body surface is slow, and the heat dissipation is inhomogeneous, and the coolant liquid uses for a long time simultaneously, and its radiating effect reduces gradually for subsequent radiating effect variation can't satisfy the demand of using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special water-cooling heat dissipation printing roller of printing machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special water-cooling heat-dissipation printing roller for a printing machine comprises a supporting base and a printing roller body arranged above the supporting base, wherein the supporting base is of a hollow cuboid structure, a group of vertically arranged supporting rods are welded in the middles of two sides of the top end face of the supporting base, the supporting rods are T-shaped rods, arc-shaped bottom grooves are formed in the top ends of the T-shaped supporting rods, roller shafts connected with two ends of the printing roller body are clamped in the bottom grooves,

two sets of the roller is fixed in the centre department of printing roll body both sides, and the inner chamber of roller is linked together with the inner chamber of printing roll body, the inside of roller is pegged graft and is had the support outer tube that rotates the setting, the inside of printing roll body is provided with and two sets of support outer tube fixed connection's support inner tube, and support inner tube and the inside of supporting the outer tube and be linked together, support inner tube and support transversely run through by coaxial fixed connection's feed liquor pipe and back flow between the outer tube, and the other end of feed liquor pipe and back flow communicates with the both ends of supporting the base respectively, the outside of feed liquor pipe in supporting the inner.

Preferably, the outer side of the printing roller body is fixedly sleeved with a rubber sleeve, and a gear is fixedly sleeved on one group of roller shafts connected with the printing roller body.

Preferably, the inner cavity of the supporting base is provided with a liquid storage cavity for placing cooling liquid, the liquid storage cavity is respectively provided with a liquid outlet pump and a liquid pump, a water outlet of the liquid outlet pump is communicated with one end of a liquid inlet pipe extending into the supporting base, and a water suction port of the liquid pump is communicated with one end of a return pipe extending into the supporting base.

Preferably, a refrigerating mechanism is further mounted on the top wall of the liquid storage cavity between the liquid outlet pump and the liquid pumping pump, wherein the refrigerating mechanism is a semiconductor refrigerating sheet.

Preferably, the upper end face of the supporting base is positioned on one side of one group of supporting rods and is further provided with a liquid injection port, and the outer side face of the supporting base is further provided with a group of vertical observation strips.

Preferably, the spraying mechanism comprises a plurality of groups of liquid spraying pipes arranged on the liquid inlet pipe and an atomizing spray head arranged at one end of the liquid spraying pipe extending out of the supporting inner pipe, and one end of the return pipe, close to the liquid inlet pipe, in the supporting inner pipe is also connected with a liquid suction pipe which vertically downwards penetrates through the supporting inner pipe.

The utility model discloses a technological effect and advantage: according to the special water-cooling heat dissipation printing roller for the printing machine, the supporting inner pipe is arranged inside the printing roller body, the supporting inner pipe is fixed in the printing roller body through the supporting outer pipe, and the spraying pipe and the atomizing nozzle are arranged on the liquid inlet pipe arranged in the supporting inner pipe, so that when a liquid outlet pump in the supporting base works, cooling liquid can be blown into the liquid inlet pipe and sprayed onto the inner surface of the printing roller body, the cooling liquid is fully contacted with the printing roller body, and the cooling effect on the surface of the printing roller body is better and more uniform; the coolant liquid after spraying simultaneously is by the drawing liquid pump in the inner chamber bottom of printing roll body through pipette and back flow backward flow to stock solution chamber, is cooled down once more, has realized the cyclic utilization of coolant liquid to with the certain temperature range that the coolant liquid remains throughout, better to the radiating effect of printing roll body, the volatile interpolation of coolant liquid when also making things convenient for the heat dissipation simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the printing roll body of FIG. 1 in the direction A-A according to the present invention;

FIG. 3 is a cross-sectional view of the printing roll body of FIG. 1 in the direction B-B in accordance with the present invention;

fig. 4 is a cross-sectional view of the support base of the present invention.

In the figure: 1. a support base; 2. a support bar; 3. a printing roller body; 4. a rubber sleeve; 5. a roll shaft; 6. a gear; 7. supporting the outer tube; 8. a liquid inlet pipe; 9. a return pipe; 10. a liquid injection port; 11. an observation strip; 12. supporting the inner pipe; 13. a pipette; 14. a liquid spraying pipe; 15. an atomizing spray head; 16. a liquid storage cavity; 17. a liquid outlet pump; 18. a refrigeration mechanism; 19. a liquid pump;

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.

The utility model provides a special water-cooling heat dissipation printing roller for a printing machine as shown in figures 1-4, which comprises a supporting base 1 and a printing roller body 3 arranged above the supporting base 1, wherein the supporting base 1 is of a hollow cuboid structure, a group of vertically arranged supporting rods 2 are welded in the middle of two sides of the top end surface of the supporting base 1, the supporting rods 2 are T-shaped rods, the T-shaped top ends of the supporting rods 2 are provided with arc-shaped bottom grooves, the roller shafts 5 connected with two ends of the printing roller body 3 are all clamped in the bottom grooves,

the two groups of the roller shafts 5 are fixed in the middle of two sides of the printing roller body 3, the inner cavities of the roller shafts 5 are communicated with the inner cavity of the printing roller body 3, the supporting outer pipe 7 which is rotatably arranged is inserted in the roller shafts 5 through bearings of an outer sleeve, an O-shaped sealing ring is further sleeved on the supporting outer pipe 7 which is positioned on one side of the printing roller body 3 to prevent cooling liquid from entering the roller shafts 5, a supporting inner pipe 12 (coaxially connected with the two groups of the supporting outer pipes 7) is arranged in the printing roller body 3 and is fixedly connected with the two groups of the supporting inner pipes 12 (the same as the connection of the roller shafts 5 and the printing roller body 3), the supporting inner pipe 12 is communicated with the inside of the supporting outer pipe 7, the supporting inner pipe 12 and the supporting outer pipe 7 are transversely penetrated through by a liquid inlet pipe 8 and a return pipe 9 which are coaxially and fixedly connected, the outside of the liquid inlet pipe 8 in the support inner pipe 12 is provided with a spraying mechanism.

Specifically, the rubber sleeve 4 is fixedly sleeved on the outer side of the printing roller body 3, the gear 6 is fixedly sleeved on one group of the roller shafts 5 connected with the printing roller body 3, and the printing roller body 3 can be driven to rotate on the supporting rod 3 through the driving of the gear 6.

Specifically, the inner chamber of the supporting base 1 is set to be a liquid storage cavity 16 for placing cooling liquid, and a liquid outlet pump 17 and a liquid pump 19 are respectively arranged in the liquid storage cavity 16, wherein a water outlet of the liquid outlet pump 17 is communicated with one end of the liquid inlet pipe 8 extending into the supporting base 1, and a water suction port of the liquid pump 19 is communicated with one end of the return pipe 9 extending into the supporting base 1, so that the circulation of the cooling liquid is realized.

Specifically, a refrigerating mechanism 18 is further installed on the top wall of the liquid storage cavity 16 between the liquid outlet pump 17 and the liquid pumping pump 19, wherein the refrigerating mechanism 18 is a semiconductor refrigerating sheet, and a conventional type semiconductor refrigerating sheet is adopted here.

Specifically, the liquid filling opening 10 is further formed in one side, located on one group of the supporting rods 2, of the upper end face of the supporting base 1, a group of vertical observing strips 11 are further arranged on the outer side face of the supporting base 1, and therefore the using condition of cooling liquid in the supporting base 1 can be observed conveniently.

Specifically, the spraying mechanism comprises a plurality of groups of liquid spraying pipes 14 arranged on the liquid inlet pipe 8 and an atomizing nozzle 15 arranged at one end of the liquid spraying pipes 14 extending out of the supporting inner pipe 12, and one end of the return pipe 9, which is close to the liquid inlet pipe 8, in the supporting inner pipe 12 is also connected with a liquid suction pipe 13 which vertically downwards and penetrates through the supporting inner pipe 12.

The working principle is that when the special water-cooling heat dissipation printing roller for the printing machine performs heat dissipation, the refrigeration mechanism 18, the liquid pump 19 and the liquid outlet pump 17 are started to work, the refrigeration mechanism 18 keeps the cooling liquid in the liquid storage cavity 16 in the supporting base 1 within a certain temperature range, then pumped into the liquid inlet pipe 8 by the liquid outlet pump 17, and sprayed out from the liquid spraying pipe 14 and the atomizing nozzle 15 after entering the supporting inner pipe 12, the inner surface of the printing roller body 3 is sprayed and cooled, then the cooling liquid is converged at the inner bottom end of the printing roller body 3, when the liquid pump 19 works, the collected cooling liquid is pumped into the liquid storage cavity 16 again through the liquid suction pipe 13 and the return pipe 9, and is cooled again, so that the temperature of the cooling liquid is kept in a certain range and is circulated, the use state of the cooling liquid is observed by the observation strip 11 during the use process of the cooling liquid, and the cooling liquid is added from the liquid injection port 10 after the use is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a special water-cooling heat dissipation printing roller of printing machine, includes support base (1) and sets up printing roll body (3) in support base (1) top, its characterized in that: the supporting base (1) is of a hollow cuboid structure, a group of vertically arranged supporting rods (2) are welded in the middle of two sides of the top end face of the supporting base (1), the supporting rods (2) are T-shaped rods, arc-shaped bottom grooves are formed in the T-shaped top ends of the supporting rods (2), the roller shafts (5) connected with two ends of the printing roller body (3) are clamped in the bottom grooves,

two sets of roller (5) are fixed in the centre department of printing roll body (3) both sides, and the inner chamber of roller (5) is linked together with the inner chamber of printing roll body (3), the inside grafting of roller (5) has support outer tube (7) that rotate to set up, the inside of printing roll body (3) is provided with and supports inner tube (12) with two sets of support outer tube (7) fixed connection, and support inner tube (12) and the inside of supporting outer tube (7) and be linked together, support between inner tube (12) and the support outer tube (7) by coaxial fixed connection's feed liquor pipe (8) and back flow (9) transversely run through, and the other end of feed liquor pipe (8) and back flow (9) respectively with the both ends intercommunication that supports base (1), spray mechanism is installed in the outside of feed liquor pipe (8) in supporting inner tube (12).

2. The special water-cooling heat-dissipation printing roller for the printing machine as claimed in claim 1, wherein: the outer side of the printing roller body (3) is fixedly sleeved with a rubber sleeve (4), and a group of roller shafts (5) connected with the printing roller body (3) are fixedly sleeved with gears (6).

3. The special water-cooling heat-dissipation printing roller for the printing machine as claimed in claim 1, wherein: the inner cavity of the supporting base (1) is provided with a liquid storage cavity (16) for placing cooling liquid, a liquid outlet pump (17) and a liquid pump (19) are respectively arranged in the liquid storage cavity (16), wherein one end of a water outlet of the liquid outlet pump (17) and one end of a liquid inlet pipe (8) extending into the supporting base (1) are communicated, and a water suction port of the liquid pump (19) and one end of a return pipe (9) extending into the supporting base (1) are communicated.

4. The special water-cooling heat-dissipation printing roller for the printing machine as claimed in claim 3, wherein: and a refrigerating mechanism (18) is further installed on the top wall of the liquid storage cavity (16) between the liquid outlet pump (17) and the liquid pumping pump (19), wherein the refrigerating mechanism (18) is a semiconductor refrigerating sheet.

5. The special water-cooling heat-dissipation printing roller for the printing machine as claimed in claim 3, wherein: the liquid injection port (10) is further formed in one side, located on one group of supporting rods (2), of the upper end face of the supporting base (1), and the vertical observing strips (11) are further arranged on the outer side face of the supporting base (1).

6. The special water-cooling heat-dissipation printing roller for the printing machine as claimed in claim 1, wherein: the spraying mechanism comprises a plurality of groups of liquid spraying pipes (14) arranged on the liquid inlet pipe (8) and an atomizing spray head (15) arranged at one end of the liquid spraying pipe (14) extending out of the supporting inner pipe (12), and one end, close to the liquid inlet pipe (8), of the return pipe (9) in the supporting inner pipe (12) is further connected with a liquid suction pipe (13) which vertically faces downwards and penetrates through the supporting inner pipe (12).