CN216733433U

CN216733433U - Printing roller cooling device for printing equipment

Info

Publication number: CN216733433U
Application number: CN202122600837.8U
Authority: CN
Inventors: 陈庆红; 李凯; 陈林; 肖成明; 胡庆明; 徐启明
Original assignee: Suzhou Huanan Printing Co ltd
Current assignee: Suzhou Huanan Printing Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-06-14
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a printing roller cooling device for printing equipment, which comprises: the base, the top of base is provided with the support backplate, the outer wall of supporting the backplate is installed driving motor, driving motor's output is connected with first pivot, the both ends of second pivot are bearing connection respectively in the inner wall both sides of supporting the backplate, the printing running roller is installed to the outer wall of second pivot, be connected with the water delivery hose between the inner wall of printing running roller and the second pivot, the outer wall both sides meshing of full gear train is connected with auxiliary gear. This printing roller cooling device for lithography apparatus through mutually supporting of parts such as clearance mechanism, water pump and paddle pivot for the device can be quick clears up the impurity of adhesion on the printing running roller outer wall, labour saving and time saving, and can mix the cooling water of water tank inner loop utilization, makes its quick heat dissipation, thereby is convenient for circulate and cools down to the printing roller.

Description

Printing roller cooling device for printing equipment

Technical Field

The utility model belongs to the technical field of printing equipment, and particularly relates to a roller cooling device for printing equipment.

Background

The product is introduced, printing is to transfer printing ink to the surface of paper, textile, plastic product, leather, PVC, PC and other material through plate making, ink applying, pressurizing and other steps, and printing roller has great amount of heat accumulation and no timely exhaust during printing.

However, the efficiency of cooling the printing roller in operation by the existing cooling device is limited, so that when the printing roller is too high along with the accumulation of working temperature, a fuzzy phenomenon can occur in printing, impurities are adsorbed on the printing roller, the quality of printing is affected, the printing roller needs to be manually cleaned by means of a tool, and the existing cooling mode is single, so that the cooling effect of the device on the printing roller is low.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a roller cooling device for a printing apparatus.

In order to achieve the above object, the present invention provides a roller cooling device for a printing apparatus, comprising: a base, a supporting guard plate is arranged at the top of the base, a driving motor is installed on the outer wall of the supporting guard plate, the output end of the driving motor is connected with a first rotating shaft, the end part of the first rotating shaft is connected with the inner wall of the supporting guard plate in a penetrating way, a conveying roller is fixedly connected with the outer wall of the first rotating shaft, a full gear set is fixedly connected with the outer wall of the first rotating shaft, a second rotating shaft is fixedly connected with the full gear set in a penetrating way, two ends of the second rotating shaft are respectively connected with two sides of the inner wall of the supporting guard plate in a bearing way, a printing roller is installed on the outer wall of the second rotating shaft, a water delivery hose is connected between the inner wall of the printing roller and the second rotating shaft, auxiliary gears are meshed and connected with two sides of the outer wall of the full gear set, a third rotating shaft is fixedly connected with the auxiliary gears in a penetrating way, and one end of the third rotating shaft is connected with the inner wall of the supporting guard plate in a bearing way, the other end fixedly connected with fan dish of third pivot, support the outer wall one side of backplate and install the inlet tube, the one end of inlet tube and the one end interconnect of second pivot, the other end of inlet tube is connected with the water tank, the water tank is installed in the bottom of base, be provided with the water pump on the inlet tube, the water pump is installed in the outer wall of water tank, the outer wall connection of water tank has the outlet pipe, the end connection of outlet pipe is in the outer wall opposite side of supporting the backplate, the tip of outlet pipe and the other end interconnect of second pivot, the inner wall bottom bearing of water tank is connected with the paddle pivot, support the top of backplate and install clearance mechanism.

In one example, the two ends of the second rotating shaft are arranged to be hollow grooves, water delivery hoses are arranged at equal angles of the two ends of the outer wall of the second rotating shaft, the inner wall of the printing roller is provided with a water flow groove, the water flow groove and the hollow grooves are connected through the water delivery hoses, the inner wall of the end portion of the second rotating shaft is provided with a wear-resistant sealing ring, and the wear-resistant sealing ring is mutually attached to the end portions of the water inlet pipe and the water outlet pipe, so that cooling water can be delivered into the water flow groove in the printing roller through the water delivery hoses.

In one example, the printing roll is provided in a tubular hollow structure, and the printing roll is bolted to the second shaft via a strut, so that the printing roll can be fixed to the second shaft.

In an example, clearance mechanism includes movable brush-holder stud, reset spring and spacing telescopic link, the inside of supporting the backplate is provided with movable brush-holder stud, the top that the upper end of movable brush-holder stud runs through the support backplate is connected with the depression bar, the outer wall nestification of supporting the backplate has reset spring, reset spring's one end is connected in the outer wall top of supporting the backplate, reset spring's the other end is connected in the depression bar, the bottom both ends of movable brush-holder stud all are connected with spacing telescopic link, the end connection of spacing telescopic link is in the inner wall top of supporting the backplate for clearance mechanism can clear up the impurity on the printing running roller.

In one example, the movable brush rod is arranged to be in a T-shaped structure, and the movable brush rod is in sliding connection with the supporting guard plate, so that the movable brush rod is supported and limited through the supporting guard plate and moves through the supporting guard plate.

In one example, be provided with the paddle dish in the paddle pivot, and the epaxial paddle dish avris of paddle is parallel with lower extreme inner wall one side of inlet tube for the paddle pivot can be along with the water pump with the cooling water suction in the water tank to the inlet tube in, drive the paddle pivot and rotate.

The printing roller cooling device for the printing equipment provided by the utility model can bring the following beneficial effects: through the mutual cooperation of the second rotating shaft, the printing roller, the third rotating shaft, the auxiliary gear, the fan disc, the water inlet pipe, the water tank, the water pump and other parts, the device can recycle cooling water, and the cooling water can rapidly carry and flow away heat on the printing roller, so that the purpose of cooling the printing roller is achieved, and due to the hollow arrangement of the printing roller, air is easier to circulate, so that the heat on the printing roller is easier to dissipate heat, in addition, the rotation of the fan disc accelerates the air flow near the printing roller, and the heat dissipation of the printing roller is accelerated;

through mutually supporting of parts such as clearance mechanism, water pump and paddle pivot for the device can be quick clears up the impurity of adhesion on the printing running roller outer wall, labour saving and time saving, and can mix the cooling water of water tank inner loop utilization, makes its quick heat dissipation, thereby is convenient for circulate and cools down the printing roller.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not limit the utility model.

In the drawings:

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a side view of the auxiliary gear of the present invention;

FIG. 4 is a schematic side view of a cross-sectional structure of a printing roll according to the present invention;

FIG. 5 is a schematic view of the front cross-sectional structure of the water flow channel of the present invention.

In the figure: 1. a base; 2. supporting the guard plate; 3. a drive motor; 4. a first rotating shaft; 5. a conveying roller; 6. a full gear set; 7. a second rotating shaft; 8. printing rollers; 9. a third rotating shaft; 10. an auxiliary gear; 11. a fan tray; 12. a water inlet pipe; 13. a water tank; 14. a water pump; 15. a water outlet pipe; 16. a cleaning mechanism; 1601. a movable brush rod; 1602. a return spring; 1603. limiting the telescopic rod; 17. paddle pivot.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any one or more aspects or examples in a suitable manner.

As shown in fig. 1 to 5, an embodiment of the present invention provides a roller cooling device for a printing apparatus, including: the base 1, a supporting protection plate 2 is arranged on the top of the base 1, a driving motor 3 is installed on the outer wall of the supporting protection plate 2, the output end of the driving motor 3 is connected with a first rotating shaft 4, the end part of the first rotating shaft 4 is connected with the inner wall of the supporting protection plate 2 in a penetrating way, a conveying roller 5 is fixedly connected with the outer wall of the first rotating shaft 4, a full gear set 6 is fixedly connected with the outer wall of the first rotating shaft 4, a second rotating shaft 7 is fixedly connected with the full gear set 6 in a penetrating way, two ends of the second rotating shaft 7 are respectively connected with two sides of the inner wall of the supporting protection plate 2 in a bearing way, a printing roller 8 is installed on the outer wall of the second rotating shaft 7, a water conveying hose is connected between the inner wall of the printing roller 8 and the second rotating shaft 7, auxiliary gears 10 are meshed with two sides of the outer wall of the full gear set 6, a third rotating shaft 9 is fixedly connected with the auxiliary gears 10 in a penetrating way, and one end of the third rotating shaft 9 is connected with the inner wall of the supporting protection plate 2 in a bearing way, the other end fixedly connected with fan dish 11 of third pivot 9, support outer wall one side of backplate 2 and install inlet tube 12, the one end of inlet tube 12 and the one end interconnect of second pivot 7, the other end of inlet tube 12 is connected with water tank 13, water tank 13 is installed in the bottom of base 1, be provided with water pump 14 on the inlet tube 12, water pump 14 installs in the outer wall of water tank 13, the outer wall connection of water tank 13 has outlet pipe 15, the end connection of outlet pipe 15 is in the outer wall opposite side of supporting backplate 2, the tip of outlet pipe 15 and the other end interconnect of second pivot 7, the inner wall bottom bearing of water tank 13 is connected with paddle pivot 17, it installs clearance mechanism 16 to support the top of backplate 2.

Specifically, 7 both ends of second pivot set up to hollow groove, and the impartial angle in outer wall both ends of second pivot 7 is provided with the water delivery hose, and the inner wall of printing running roller 8 is provided with the water chute, simultaneously through the water delivery hose connection between water chute and the hollow groove, the inner wall of 7 tip of second pivot is provided with wear-resisting sealing washer, wear-resisting sealing washer all laminates with the tip of inlet tube 12 and outlet pipe 15 each other, make hollow structure in 7 both ends of second pivot can save the transfer to the cooling water that inlet tube 12 and outlet pipe 15 flowed in and out, make the cooling water can connect the water to the water chute in the printing running roller 8 in through the water delivery hose, guaranteed the rotation that second pivot 7 can be normal simultaneously, and wear-resisting sealing washer has avoided the phenomenon that appears leaking between second pivot 7 and inlet tube 12 and the outlet pipe 15.

Specifically, the printing roller 8 is provided in a tubular hollow structure, and the printing roller 8 is bolted to the second rotating shaft 7 through a support rod, so that the printing roller 8 and the second rotating shaft 7 can be fixed together.

Specifically, clearance mechanism 16 includes movable brush-holder stud 1601, reset spring 1602 and spacing telescopic link 1603, the inside of supporting backplate 2 is provided with movable brush-holder stud 1601, the upper end of movable brush-holder stud 1601 runs through the top of supporting backplate 2 and is connected with the depression bar, the outer wall nestification of supporting backplate 2 has reset spring 1602, reset spring 1602's one end is connected in the outer wall top of supporting backplate 2, reset spring 1602's the other end is connected in the depression bar, the bottom both ends of movable brush-holder stud 1601 all are connected with spacing telescopic link 1603, the end connection of spacing telescopic link 1603 is at the inner wall top of supporting backplate 2, make clearance mechanism 16 can clear up the impurity on the printing roll wheel 8.

Specifically, activity brush-holder stud 1601 sets up to "T" type structure, and activity brush-holder stud 1601 and support backplate 2 are sliding connection for activity brush-holder stud 1601 supports spacingly through supporting backplate 2, and removes through supporting backplate 2.

Specifically, the paddle rotating shaft 17 is provided with a paddle disc, and the side of the paddle disc on the paddle rotating shaft 17 is parallel to one side of the inner wall of the lower end of the water inlet pipe 12, so that the paddle rotating shaft 17 can pump cooling water in the water tank 13 into the water inlet pipe 12 along with the water pump 14 to drive the paddle rotating shaft 17 to rotate.

The working principle is as follows: according to the figure 1, firstly, the base 1 is placed in a working area through a foot lever, the driving motor 3 is started to drive the first rotating shaft 4 and the conveying roller 5 to rotate forwards, materials to be printed are conveyed, the first rotating shaft 4 drives the second rotating shaft 7 and the printing roller 8 to rotate through the full gear set 6, the printing roller 8 is made to rotate to print the materials to be printed between the conveying roller 5 and the printing roller 8, a large amount of heat can be generated on the printing roller 8 along with continuous printing, when the full gear set 6 rotates, the auxiliary gears 10 on two sides are driven to rotate, the third rotating shaft 9 drives the fan disc 11 to rotate, and as the diameter of the auxiliary gear 10 is far smaller than that of the full gear set 6, the rotating speed of the auxiliary gear 10 is higher, the fan disc 11 is driven to blow the printing roller 8, and the air flow near the printing roller 8 is accelerated, the printing roller 8 can quickly dissipate heat, and the printing roller 8 is of a hollow tubular structure, so that air can flow through the inner wall of the printing roller 8, the outer wall and the inner wall of the printing roller 8 can simultaneously dissipate heat, and the heat dissipation of the printing roller 8 is further accelerated;

simultaneously, the water pump 14 is started, so that the cooling water in the water tank 13 flows into the water inlet pipe 12, after the cooling water is stored and transferred through the hollow structure at one end of the second rotating shaft 7, the cooling water flows into the water flow groove on the inner wall of the printing roller 8 from the water delivery hoses at the two ends of the second rotating shaft 7, the heat on the printing roller 8 is fully and effectively absorbed, carried and flowed due to the branching arrangement of the water flow groove, flows out to the other end of the second rotating shaft 7 from the water delivery hoses at the other end of the second rotating shaft 7, and then flows back into the water tank 13 from the water outlet pipe 15 for recycling, and the water flow enters the water inlet pipe 12 due to the arrangement of the paddle rotating shaft 17, the paddle rotating shaft 17 is driven to rotate, the cooling water in the water tank 13 is stirred, the cooling water flowing back to the water tank 13 is accelerated in heat dissipation along with stirring, and is neutralized with the rest of the cooling water, and the heat is discharged along with the water inlet on the water tank 13, therefore, when the cooling water is recycled, the heat of the printing roller 8 is effectively dissipated;

when printing roller 8's outer wall is stained with impurity, press the depression bar downwards, make activity brush pole 1601 bottom brush and printing roller 8 contact, reset spring 1602 atress compression, impurity on printing roller 8 is cleared up along with printing roller 8's rotation, carry on spacingly through spacing telescopic link 1603, prevent the rotatory skew of activity brush pole 1601, the depression bar is loosened after the clearance finishes, make reset spring 1602 break away from the compression, it resets to drive activity brush pole 1601 rebound, activity brush pole 1601 breaks away from in printing roller 8's contact, thereby accomplish the clearance, this is exactly this printing apparatus is with printing roller roll cooling device's theory of operation.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A roller cooling device for a printing apparatus, comprising: a base, a supporting guard plate is arranged at the top of the base, a driving motor is installed on the outer wall of the supporting guard plate, the output end of the driving motor is connected with a first rotating shaft, the end part of the first rotating shaft is connected with the inner wall of the supporting guard plate in a penetrating way, a conveying roller is fixedly connected with the outer wall of the first rotating shaft, a full gear set is fixedly connected with the outer wall of the first rotating shaft, a second rotating shaft is fixedly connected with the full gear set in a penetrating way, two ends of the second rotating shaft are respectively connected with two sides of the inner wall of the supporting guard plate in a bearing way, a printing roller is installed on the outer wall of the second rotating shaft, a water delivery hose is connected between the inner wall of the printing roller and the second rotating shaft, auxiliary gears are meshed and connected with two sides of the outer wall of the full gear set, a third rotating shaft is fixedly connected with the auxiliary gears in a penetrating way, and one end of the third rotating shaft is connected with the inner wall of the supporting guard plate in a bearing way, the other end fixedly connected with fan dish of third pivot, the inlet tube is installed to outer wall one side of supporting the backplate, the one end of inlet tube and the one end interconnect of second pivot, the other end of inlet tube is connected with the water tank, the water tank is installed in the bottom of base, be provided with the water pump on the inlet tube, the water pump is installed in the outer wall of water tank, the outer wall connection of water tank has the outlet pipe, the end connection of outlet pipe is in the outer wall opposite side of supporting the backplate, the tip of outlet pipe and the other end interconnect of second pivot, the inner wall bottom bearing of water tank is connected with the paddle pivot, the clearance mechanism is installed at the top of supporting the backplate.

2. The device for cooling the printing roller of the printing equipment according to claim 1, wherein the two ends of the second rotating shaft are provided with hollow grooves, the two ends of the outer wall of the second rotating shaft are provided with water delivery hoses at equal angles, the inner wall of the printing roller is provided with a water delivery groove, the water delivery groove is connected with the hollow grooves through the water delivery hoses, the inner wall of the end part of the second rotating shaft is provided with a wear-resistant sealing ring, and the wear-resistant sealing ring is attached to the end parts of the water inlet pipe and the water outlet pipe.

3. The apparatus of claim 1, wherein the printing roller is provided in a tubular hollow structure, and the printing roller is bolted to the second shaft through a support rod.

4. The device for cooling the printing roller for the printing equipment according to claim 1, wherein the cleaning mechanism comprises a movable brush rod, a return spring and a limit telescopic rod, the movable brush rod is arranged inside the support guard, a pressure rod is connected to the upper end of the movable brush rod through the top of the support guard, the return spring is nested on the outer wall of the support guard, one end of the return spring is connected to the top of the outer wall of the support guard, the other end of the return spring is connected to the pressure rod, the limit telescopic rod is connected to both ends of the bottom of the movable brush rod, and the end of the limit telescopic rod is connected to the top of the inner wall of the support guard.

5. The apparatus of claim 4, wherein the movable rod is configured as a "T" and the movable rod and the support shield are slidably connected.

6. The apparatus as claimed in claim 1, wherein the blade disk is provided on the rotating shaft of the blade, and the side of the blade disk on the rotating shaft of the blade is parallel to the side of the lower inner wall of the water inlet pipe.