CN218892336U

CN218892336U - Printing equipment with to printing roller cooling structure

Info

Publication number: CN218892336U
Application number: CN202223461478.3U
Authority: CN
Inventors: 黄敏; 南方; 南俊
Original assignee: Shanghai Nanchao Printing Co ltd
Current assignee: Shanghai Nanchao Printing Co ltd
Priority date: 2022-12-24
Filing date: 2022-12-24
Publication date: 2023-04-21
Anticipated expiration: 2032-12-24

Abstract

The application discloses lithography apparatus with to printing roller cooling structure relates to lithography apparatus technical field, including the box, the feed inlet has been seted up to one side of box, and the discharge gate has been seted up to the opposite side of box, and the bottom of box inner chamber is provided with telescopic assembly, and the mounting bracket is installed at telescopic assembly's top, rotates between the mounting bracket to be connected with the backing roll, and the one end that the backing roll was kept away from to the box inner chamber is connected with the guide roll, and the one end that the backing roll kept away from the mounting bracket is rotated through the bearing and is connected with the printing roller body. This application sets up through the cooperation of inlet tube, overflow pipe and spray pipe to can carry out water-cooling to the printing roller body, set up through the cooperation of mount pad, fan and step motor simultaneously, drive the fan and rotate when step motor starts, thereby can carry out forced air cooling to the printing roller body and cool off, carry out cooling treatment through multiple cooling mode, make the cooling of printing roller body more thoroughly, comprehensive, improved the cooling efficiency of equipment.

Description

Printing equipment with to printing roller cooling structure

Technical Field

The application relates to the technical field of printing equipment, in particular to printing equipment with a structure for cooling a printing roller.

Background

Printing equipment is equipment for transferring ink onto the surfaces of materials such as paper, textiles, plastic products, leather, PVC, PC and the like through procedures such as plate making, ink application, pressurization and the like on manuscripts such as characters, pictures, photos and anti-counterfeiting, and along with the development of technology and the more mature of automatic technology, the printing technology is more mature, the related field is very wide, in the printing process, the printing roller is one of important structures in the printing machine, mainly plays the role of transferring and coating ink to printing, the surface temperature of the printing roller is often too high in the high-speed rolling process, so that the water-ink balance in printing is influenced, the viscosity of the ink is thinned, the ink flies, the printing quality is influenced, and therefore the printing roller needs to be subjected to cooling treatment.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the Chinese patent publication No. CN211280134U discloses a printing roller cooling device for printing equipment, the device comprises a printing equipment body and a printing roller arranged on the printing equipment body, an air cooling box is further arranged on the printing equipment body, connecting blocks are symmetrically fixed on two sides of the air cooling box, a screw rod and a polished rod which are respectively connected with the connecting blocks on two sides are arranged on the printing equipment body, an air cooling nozzle is connected to the lower part of the air cooling box, a filter cover is arranged on the top of the air cooling box, a supporting frame is fixed between the inner walls of the air cooling box, an air cooling motor is arranged at the top of the supporting frame, a fan connected with the output end of the air cooling motor is arranged below the supporting frame, the printing roller is not polluted during air cooling, and the cooling efficiency of the printing roller can be greatly improved.

Disclosure of Invention

In order to solve the problem that the cooling mode adopted by the device for cooling the printing roller is only cooled by single air cooling, so that the cooling area of the printing roller is not complete enough, the utility model provides printing equipment with a cooling structure for the printing roller.

The application provides a lithography apparatus with to printing roller cooling structure adopts following technical scheme:

the utility model provides a lithography apparatus with to printing roller cooling structure, includes the box, the feed inlet has been seted up to one side of box, the discharge gate has been seted up to the opposite side of box, the bottom of box inner chamber is provided with telescopic subassembly, the mounting bracket is installed at telescopic subassembly's top, rotate between the mounting bracket and be connected with the backing roll, the box inner chamber is kept away from the one end of backing roll is connected with the guide roll, the backing roll is kept away from the one end of mounting bracket is connected with the printing roller body through the bearing rotation, driving motor is installed in the outside of box, driving motor's power take off end with the one end fixed connection of printing roller body, the printing roller body is kept away from driving motor's one end runs through there is the inlet tube, equidistant the top of inlet tube is connected with the spray pipe, the bottom of inlet tube is equipped with the overflow pipe, the one end of overflow pipe is located the printing roller is internal, the other end is located the box, the box is internal the roof is close to the one end of printing roller body is provided with translation subassembly, translation subassembly's bottom is connected with the connecting rod, the bottom of connecting rod is provided with the forced air cooling subassembly, forced air motor subassembly is including installing the one end of mounting bracket, the fan assembly installs the step-by step motor, the top is installed the top, step-by step motor assembly installs the top.

Through adopting above-mentioned technical scheme, start driving motor, driving motor drives the printing roller body at the during operation and rotates and carry out the printing work, because the printing roller body takes place high temperature at high-speed in-process that rolls, and release heat, pour into cooling water through the inlet tube this moment, when the printing roller body rotates, under the effect of bearing structure, the inlet tube can not rotate along with the printing roller body together, the inside spray pipe of printing roller body can be vertical upwards water spray always this moment, along with the printing roller body is rotatory, make the inside every face of printing roller body can both be cooled by the water spray, when the water level after the cooling is deposited to the height of overflow pipe, flow out through the overflow pipe, thereby can carry out water-cooling to the printing roller body, and simultaneously, through the forced air cooling effect of forced air cooling subassembly to the printing roller body, this equipment carries out the cooling treatment through multiple cooling mode, make the cooling of printing roller body more thoroughly, comprehensively, cooling efficiency has been improved.

Optionally, a door body is hinged to the surface of the box body.

Through adopting above-mentioned technical scheme, through the setting of the door body, conveniently lay the printing material of inside.

Optionally, the flexible subassembly includes two sets of backup pads, two sets of the backup pad is installed respectively the both ends of diapire in the box, two sets of sliding connection has the fly leaf between the backup pad, the fly leaf with be connected with reset spring between the interior bottom wall of box, the top of fly leaf with the bottom fixed connection of mounting bracket.

Through adopting above-mentioned technical scheme, under reset spring's elasticity effect, the fly leaf drives the backing roll and removes towards the direction of printing roller body for the bottom of printing roller body is the butt all the time on the surface of waiting to print the material, has improved the printing effect of this equipment.

Optionally, the inkjet assembly includes spouts the seat, it installs to spout the seat the interior roof of box, it is located to spout the seat the top of printing roller body, the bottom equidistant shower nozzle that is connected with of spouting the seat, the top of spouting the seat is connected with the ink inlet tube.

Through adopting above-mentioned technical scheme, through the injection of ink inlet tube printing ink, the ink gets into in the spray seat and spouts downwards through the shower nozzle this moment to can spray the ink at printing roller body surface.

Optionally, a filter screen is connected to one end of the inner cavity of the mounting seat, which is close to the printing roller body.

Through adopting above-mentioned technical scheme, through the setting of filter screen, can block the dust, avoid the fan during operation to the greatest extent to blow the dust to the surface of printing roller body, and then influence the printing effect in later stage.

Optionally, the translation subassembly includes the casing, the casing is installed the interior roof of box, servo motor is installed to one side of casing, the inner chamber of casing is connected with the lead screw through the bearing, servo motor's power take off end with the one end fixed connection of lead screw, the outer wall threaded connection of lead screw has the screw, the bottom of screw with the top fixed connection of connecting rod.

Through adopting above-mentioned technical scheme, drive the lead screw and rotate when servo motor starts, the lead screw rotates drive screw and removes to can drive the forced air cooling subassembly through the connecting rod and remove, and then increased the working range of forced air cooling subassembly.

Optionally, a sliding groove matched with the connecting rod is formed in the bottom of the shell.

Through adopting above-mentioned technical scheme, can carry out spacingly to the connecting rod through the spout, prevent that the pivoted condition from appearing in the connecting rod.

In summary, the present application includes at least one of the following beneficial effects:

(1) Through the cooperation setting of inlet tube, overflow pipe and spray pipe, pour into the cooling water through the inlet tube, the printing roller body is when rotating, printing roller body inside each side homoenergetic is spouted by the spray pipe, thereby can carry out water-cooling to the printing roller body, cooperation setting through mount pad, fan and step motor simultaneously, drive the fan and rotate when step motor starts, thereby can carry out forced air cooling to the printing roller body, carry out the cooling treatment through multiple cooling mode, make the cooling of printing roller body more thoroughly, comprehensively, the cooling efficiency of equipment has been improved.

(2) Through servo motor, casing, screw and lead screw cooperation setting, drive the lead screw and rotate when servo motor starts, the lead screw rotates drive screw and removes to can drive the forced air cooling subassembly through the connecting rod and carry out back-and-forth movement, and then increased the working range of forced air cooling subassembly, further improved the cooling effect of forced air cooling subassembly to the printing roller body.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of the present application;

FIG. 2 is a schematic elevational view of the present application;

FIG. 3 is a schematic side cross-sectional view of the present application;

fig. 4 is a schematic structural diagram of a translation assembly of the present application.

In the figure: 1. a case; 2. a water inlet pipe; 3. a printing roller body; 4. a support roller; 5. a mounting frame; 6. a feed inlet; 7. a telescoping assembly; 701. a support plate; 702. a movable plate; 703. a return spring; 8. a discharge port; 9. a guide roller; 10. an air cooling assembly; 1001. a mounting base; 1002. a fan; 1003. a stepping motor; 11. a filter screen; 12. a connecting rod; 13. a translation assembly; 1301. a servo motor; 1302. a housing; 1303. a nut; 1304. a screw rod; 14. an ink inlet pipe; 15. a spraying seat; 16. a spray head; 17. a door body; 18. a driving motor; 19. an overflow pipe; 20. a water spray pipe; 21. and a sliding groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

Referring to fig. 1 and 2 of the drawings, an embodiment provided in the present application: a printing device with a cooling structure for a printing roller comprises a box body 1, wherein a feed inlet 6 is formed in one side of the box body 1, and materials to be printed are conveniently led into the box body 1 through the feed inlet 6. The surface of the box body 1 is hinged with a door body 17. Through the setting of the door 17, conveniently lay the printing material of inside.

Please see fig. 1 and 3 in the drawing of the specification, discharge gate 8 has been seted up to the opposite side of box 1, the bottom of box 1 inner chamber is provided with telescopic assembly 7, mounting bracket 5 is installed at telescopic assembly 7's top, rotate between the mounting bracket 5 and be connected with backing roll 4, the one end that backing roll 4 was kept away from to box 1 inner chamber is rotated and is connected with guide roll 9, backing roll 4 is kept away from the one end of mounting bracket 5 and is rotated through the bearing and be connected with printing roll body 3, telescopic assembly 7 includes two sets of backup pads 701, two sets of backup pads 701 are fixed mounting respectively at the both ends of the inner bottom wall of box 1, sliding connection has fly leaf 702 between two sets of backup pads 701, fixedly connected with reset spring 703 between fly leaf 702 and the interior bottom wall of box 1, the top of fly leaf 702 and the bottom fixed connection of mounting bracket 5. Under the action of the elastic force of the reset spring 703, the movable plate 702 drives the support roller 4 to move towards the direction of the printing roller body 3, so that the bottom of the printing roller body 3 is always abutted against the surface of the material to be printed, and the printing effect of the device is improved.

Referring to fig. 1 and 4 of the drawings, a driving motor 18 is installed on the outer side of a box 1, a power output end of the driving motor 18 is fixedly connected with one end of a printing roller body 3, one end of the printing roller body 3 far away from the driving motor 18 penetrates through a water inlet pipe 2, one end of the water inlet pipe 2 far away from the driving motor 18 extends out of the box 1, a plurality of water spraying pipes 20 are connected to the top of the water inlet pipe 2 at equal intervals, the water spraying pipes 20 are all located in an inner cavity of the printing roller body 3, an overflow pipe 19 is arranged at the bottom of the water inlet pipe 2, one end of the overflow pipe 19 is located in the printing roller body 3, the other end of the overflow pipe is located outside the box 1, a translation component 13 is arranged at one end of the inner top wall of the box 1 close to the printing roller body 3, a connecting rod 12 is connected to the bottom of the translation component 13, an air cooling component 10 is arranged at the bottom of the connecting rod 12, the air cooling component 10 comprises a mounting seat 1001, the mounting seat 1001 is mounted at the bottom of the connecting rod 12, a step motor 1003 is mounted in the mounting seat 1003, a fan 1002 is mounted at the output end of the step motor 1003, and the fan is mounted at the output end of the step motor 1003. The stepping motor 1003 is started to drive the fan 1002 to rotate, so that the surface of the printing roller body 3 can be cooled by air cooling.

Referring to fig. 1 and 4 of the drawings, a filter screen 11 is fixedly connected to an end of the inner cavity of the mounting seat 1001, which is close to the printing roller body 3. Through the setting of filter screen 11, can block the dust, avoid fan 1002 during operation to blow the dust to the surface of printing roller body 3 as far as possible, and then influence the printing effect in later stage.

Referring to fig. 1 and 4 in the drawings, the translation assembly 13 includes a housing 1302, the housing 1302 is mounted on an inner top wall of the case 1, a servo motor 1301 is mounted on one side of the housing 1302, an inner cavity of the housing 1302 is connected with a screw rod 1304 through a bearing, a power output end of the servo motor 1301 is fixedly connected with one end of the screw rod 1304, an outer wall of the screw rod 1304 is in threaded connection with a screw 1303, and the bottom of the screw 1303 is fixedly connected with the top of the connecting rod 12. When the servo motor 1301 is started, the screw rod 1304 is driven to rotate, the screw rod 1304 rotates to drive the screw nut 1303 to move, so that the air cooling assembly 10 can be driven to move through the connecting rod 12, and the working range of the air cooling assembly 10 is further enlarged. The bottom of the shell 1302 is provided with a chute 21 which is matched with the connecting rod 12. The connecting rod 12 can be limited through the chute 21, so that the connecting rod 12 is prevented from rotating.

Referring to fig. 1 and 3 of the drawings, an ink jet assembly is disposed at the top of an inner cavity of the case 1, the ink jet assembly includes an ink jet seat 15, the ink jet seat 15 is mounted on an inner top wall of the case 1, the ink jet seat 15 is located above the printing roller body 3, a plurality of nozzles 16 are connected to the bottom of the ink jet seat 15 at equal intervals, and an ink inlet pipe 14 is fixedly connected to the top of the ink jet seat 15. Printing ink is injected through the ink inlet pipe 14, and at this time, the ink enters the spray seat 15 and is sprayed downwards through the spray head 16, so that the ink can be sprayed on the surface of the printing roller body 3.

Working principle: when the device is used, printing ink is added through the ink inlet pipe 14, the liquid enters the spray seat 15 and is sprayed out through the spray head 16, the printing liquid is added to the printing roller body 3, then the door body 17 is opened, the material to be printed is sent into the box body 1 through the feeding hole 6, the material to be printed is sequentially overlapped at the bottom of the guide roller 9 and the top of the support roller 4, and finally the material to be printed is led out through the discharging hole 8.

After the laying, the external power supply is connected, under the action of the elastic force of the reset spring 703, the movable plate 702 drives the support roller 4 to move towards the direction of the printing roller body 3, so that the bottom of the printing roller body 3 is always abutted against the surface of the material to be printed, then the driving motor 18 is started, and the driving motor 18 drives the printing roller body 3 to rotate to perform printing work during working.

Because printing roller body 3 takes place the high temperature at high-speed in-process that rolls to release heat, pour into cooling water through inlet tube 2 this moment, when printing roller body 3 rotates, under bearing structure's effect, inlet tube 2 can not rotate along with printing roller body 3, the inside spray pipe 20 of printing roller body 3 can be all the vertical upwards water spray this moment, along with printing roller body 3 rotation, make printing roller body 3 inside each side can both be cooled by the water spray, when the water level volume after the cooling is to the height of overflow pipe 19, flow out through overflow pipe 19, thereby can carry out water-cooling to printing roller body 3.

Meanwhile, the step motor 1003 is started, the fan 1002 is driven to rotate during operation of the step motor 1003, so that the printing roller body 3 can be cooled in an air-cooling mode, the servo motor 1301 is started, the screw rod 1304 is driven to rotate during operation of the servo motor 1301, the screw rod 1304 rotates to drive the screw nut 1303 to move, the screw nut 1303 moves to drive the air cooling assembly 10 to move through the connecting rod 12, the working range of the air cooling assembly 10 is further enlarged, the air cooling effect of the air cooling assembly 10 on the printing roller body 3 is further improved, the equipment is cooled in various cooling modes, so that the printing roller body 3 is cooled more thoroughly and comprehensively, and the cooling efficiency is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Printing equipment with to printing roller cooling structure, including box (1), its characterized in that: feed inlet (6) have been seted up to one side of box (1), discharge gate (8) have been seted up to the opposite side of box (1), the bottom of box (1) inner chamber is provided with telescopic subassembly (7), mounting bracket (5) are installed at the top of telescopic subassembly (7), rotate between mounting bracket (5) and be connected with backing roll (4), the one end that backing roll (4) were kept away from to box (1) inner chamber is connected with guide roll (9), backing roll (4) are kept away from one end of mounting bracket (5) is connected with printing roller body (3) through the bearing rotation, driving motor (18) are installed in the outside of box (1), the power output end of driving motor (18) with one end fixed connection of printing roller body (3), one end that driving motor (18) were kept away from is run through to one end of printing roller body (3) has inlet tube (2), equidistant connecting in top of inlet tube (2) has pipe (20), the bottom of inlet tube (2) is equipped with overflow pipe (19), one end of backing roll (19) is located printing roller body (3) are close to top wall (13) of printing roller body (1), other end (3) are located outside translation of printing roller body (13), the bottom of translation subassembly (13) is connected with connecting rod (12), the bottom of connecting rod (12) is provided with forced air cooling subassembly (10), forced air cooling subassembly (10) are including mount pad (1001), mount pad (1001) are installed the bottom of connecting rod (12), install step motor (1003) in mount pad (1001), fan (1002) are installed to step motor (1003)'s output, the top of box (1) inner chamber is provided with the inkjet subassembly.

2. A printing apparatus provided with a structure for cooling a printing roller according to claim 1, wherein: the surface of the box body (1) is hinged with a door body (17).

3. A printing apparatus provided with a structure for cooling a printing roller according to claim 1, wherein: the telescopic assembly (7) comprises two groups of supporting plates (701), the two groups of supporting plates (701) are respectively installed at two ends of the inner bottom wall of the box body (1), a movable plate (702) is connected between the two groups of supporting plates (701) in a sliding mode, a reset spring (703) is connected between the movable plate (702) and the inner bottom wall of the box body (1), and the top of the movable plate (702) is fixedly connected with the bottom of the installation frame (5).

4. A printing apparatus provided with a structure for cooling a printing roller according to claim 1, wherein: the ink jet assembly comprises an ink jet seat (15), the ink jet seat (15) is arranged on the inner top wall of the box body (1), the ink jet seat (15) is located above the printing roller body (3), the bottom of the ink jet seat (15) is connected with a spray head (16) at equal intervals, and the top of the ink jet seat (15) is connected with an ink inlet pipe (14).

5. A printing apparatus provided with a structure for cooling a printing roller according to claim 1, wherein: one end of the inner cavity of the mounting seat (1001) close to the printing roller body (3) is connected with a filter screen (11).

6. A printing apparatus provided with a structure for cooling a printing roller according to claim 1, wherein: the translation subassembly (13) is including casing (1302), casing (1302) are installed the interior roof of box (1), servo motor (1301) are installed to one side of casing (1302), the inner chamber of casing (1302) is connected with lead screw (1304) through the bearing, the power take off end of servo motor (1301) with one end fixed connection of lead screw (1304), the outer wall threaded connection of lead screw (1304) has screw (1303), the bottom of screw (1303) with the top fixed connection of connecting rod (12).

7. A printing apparatus provided with a structure for cooling a printing roller as claimed in claim 6, wherein: the bottom of the shell (1302) is provided with a sliding groove (21) matched with the connecting rod (12).