Printing roller with rapid heat dissipation function

Abstract

The utility model relates to the technical field of printing equipment. The printing roller with the rapid heat dissipation function comprises a first fixing plate and a second fixing plate, the ends, close to each other, of the first fixing plate and the second fixing plate are rotationally connected with the outer walls of the two ends of the printing roller, and the two ends of the printing roller are rotationally connected with the ends, close to each other, of water pipes. According to the printing device, the printing roller rotates to drive the air cooling heat dissipation mechanism to be started, air enters the heat dissipation air channel through filtering of the filtering plate, heat dissipation is conducted on the printing roller, and therefore the printing roller can be cooled, and the heat dissipation efficiency of the printing device is improved. The external water pump is started to enable cooling liquid to enter the printing roller through the water pipe and to be discharged through the water pipe at the other end, the filter plate filters dust in the air and prevents the dust from being attached to the printing roller, heat dissipation of the printing roller is guaranteed, and meanwhile the printing quality of the printing roller on objects is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing equipment technical field especially, and it is a kind of printing roller with quick heat dissipation function. BACKGROUND

[0002] Rubber roller is with metal or other material as core, outer rubber is covered and is made into the roller-shaped product by vulcanization, can be divided into according to use: papermaking rubber roller, printing rubber roller, printing rubber roller and mimeograph rubber roller etc.

[0003] As the Chinese patent of authorized announcement number CN221678259U discloses a kind of printing rubber roller with cooling function, its working principle is "start micro water pump, make the cooling liquid circulation flow in heat pipe and heat pipe, cooling liquid flow into heat pipe when can absorb the heat inside metal shaft core, when cooling liquid flow into heat pipe, cooling liquid can promptly dissipate the heat absorbed, simultaneously during the operation of printing rubber roller, connecting shaft will rotate, and drive No. Gear rotates, No. Gear drive No. 2 gear rotates, No. 2 gear drive No. 3 gear rotates, No. 3 gear drives fan blade rotation through rotating shaft, fan blade can promptly dissipate the heat of heat pipe to outside, further improve heat dissipation efficiency", but in actual use process, fan blade rotates to make part of dust adhere to outer rubber with the rotation of fan blade, since printing workshop environment is complex, there are often various dust particles in air, these dusts are easily adsorbed to the outer rubber surface of rubber roller under the action of air flow generated by fan blade rotation, this part of dust can be printed on article with the rotation of outer rubber, when the outer rubber with dust contacts printing article, dust will be attached to article surface, form defect, thereby reduce the quality of printing. UTILITY MODEL CONTENTS

[0004] The utility model in related to the technical field of printing equipment, and especially relates to a printing roller with quick heat dissipation function.

[0005] A kind of printing roller with quick heat dissipation function, including first fixed plate and second fixed plate, the first fixed plate and second fixed plate are rotationally connected with the outer wall of the both ends of printing roller at one end of mutual approach, the both ends of printing roller are rotationally connected with the outer wall of one end of water pipe of mutual approach, and the right end of printing roller is equipped with heat dissipation air duct, the left end of first fixed plate is fixedly connected with the outer wall of air-cooled heat dissipation mechanism;

[0006] The air-cooled heat dissipation mechanism includes filter plate, rotating shaft and fan blade, the outer wall of filter plate is fixedly connected with the inner wall of first fixed plate left end, the rotating shaft outer wall is rotationally connected with the inner wall of filter plate, the mutual approach one end of fan blade is fixedly connected with the outer wall of rotating shaft right end.

[0007] As an improvement to the above technical solution, the air-cooled heat dissipation mechanism includes a first gear, a second gear, and an exhaust pipe. The inner wall of the first gear is fixedly connected to the left end of the printing roller, the right end of the second gear is fixedly connected to the left end of the rotating shaft, and there are three second gears, which mesh with the outer wall of the first gear. The left end of the exhaust pipe is connected to the right end face of the first fixed plate, and the right end of the exhaust pipe is engaged with the left end of the printing roller.

[0008] As an improvement to the above technical solution, an arc-shaped groove is provided at the left end of the printing roller, and the inner wall of the arc-shaped groove is engaged with the right end of the exhaust pipe.

[0009] As an improvement to the above technical solution, there are six heat dissipation ducts, which are located at the right end of the printing roller.

[0010] As an improvement to the above technical solution, the air-cooled heat dissipation mechanism has three parts, which are fixedly connected to the left side of the first fixed plate.

[0011] As an improvement to the above technical solution, there are two water pipes, with one end being an inlet pipe and the other end being a drain pipe.

[0012] The beneficial effects of this utility model are:

[0013] The rotation of the printing roller activates the air-cooling mechanism, allowing air to pass through the filter plate and enter the cooling duct to dissipate heat from the printing roller. An external water pump is activated to allow coolant to enter the printing roller through a water pipe and then exit through another water pipe, further cooling the printing roller. The filter plate filters dust from the air, preventing dust from adhering to the printing roller. This ensures both heat dissipation and the quality of printing on the items. Attached Figure Description

[0014] Figure 1 This is a structural diagram of the present utility model;

[0015] Figure 2 This utility model Figure 1 The front view;

[0016] Figure 3 This utility model Figure 2 Top view;

[0017] Figure 4 This utility model Figure 3 Sectional view at point aa;

[0018] Figure 5 This utility model Figure 4 Enlarged view of point b in the middle.

[0019] Label: 1, the first fixed plate; 2, the second fixed plate; 3, the printing roller; 4, the water pipe; 5, the heat dissipation air duct; 6, the air cooling heat dissipation mechanism; 61, the first gear; 62, the filter plate; 63, the rotating shaft; 64, the second gear; 65, the fan blade; 66, the exhaust duct. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be further described in detail. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0021] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of printing roller with quick heat dissipation function, including first fixed plate 1 and second fixed plate 2, first fixed plate 1 and second fixed plate 2 are rotationally connected with the outer wall of both ends of printing roller 3 in one end of mutual approach, and the left end of first fixed plate 1 is fixedly connected with the outer wall of air cooling heat dissipation mechanism 6, and the right end of printing roller 3 is equipped with heat dissipation air duct 5, and the left end of first fixed plate 1 is fixedly connected with the outer wall of air cooling heat dissipation mechanism 6;

[0022] Air cooling heat dissipation mechanism 6 includes filter plate 62, rotating shaft 63 and fan blade 65, the outer wall of filter plate 62 is fixedly connected with the inner wall of the left end of first fixed plate 1, the outer wall of rotating shaft 63 is rotationally connected with the inner wall of filter plate 62, and the end of mutual approach of fan blade 65 is fixedly connected with the outer wall of the right end of rotating shaft 63.

[0023] By the rotation of printing roller 3 drive first gear 61 rotation, first gear 61 rotation makes second gear 64 rotation, and second gear 64 rotation drives rotating shaft 63 and fan blade 65 to rotate, fan blade 65 rotates so that air enters the filter of filter plate 62 and enters exhaust duct 66, and then enters heat dissipation air duct 5 through exhaust duct 66, so that printing roller 3 is air-cooled and heat-dissipated, and filter plate 62 filters dust in the air to prevent dust from adhering to printing roller 3, and the water pump is started to make cooling liquid enter the inside of printing roller 3 through water pipe 4, and then is discharged from the other end of water pipe 4, so that water cooling and air cooling are synchronized to cool printing roller 3, thereby ensuring that printing roller 3 is cooled while ensuring the quality of printing of printing roller 3.

[0024] Specifically, air cooling heat dissipation mechanism 6 includes first gear 61, second gear 64 and exhaust duct 66, the inner wall of first gear 61 is fixedly connected with the left end of printing roller 3, the right end of second gear 64 is fixedly connected with the left end of rotating shaft 63, and second gear 64 has three and is meshingly connected with the outer wall of first gear 61, the left end of exhaust duct 66 is in communication with the right end of first fixed plate 1, and the right end of exhaust duct 66 is clamped with the left end of printing roller 3.

[0025] As Figure 5 shown, the rotation of the printing roller 3 drives the first gear 61 to rotate, which in turn drives the second gear 64 to rotate, and the rotation of the second gear 64 drives the rotating shaft 63 and the fan blade 65 to rotate, and the rotation of the fan blade 65 drives the air to enter the exhaust duct 66 through the filter plate 62, and then enters the heat dissipation air duct 5, thereby cooling the printing roller 3.

[0026] Specifically, the left end of the printing roller 3 is provided with an arc-shaped recess, and the inner wall of the arc-shaped recess is connected with the right end of the exhaust duct 66.

[0027] As Figure 4 shown, the blood return recess prevents the printing roller 3 from colliding with the exhaust duct 66 during rotation, further increasing the stability during heat dissipation.

[0028] Specifically, the heat dissipation air duct 5 has six and is provided at the right end of the printing roller 3.

[0029] The six heat dissipation air ducts 5 allow the cooling air to enter the heat dissipation air duct 5 more conveniently, and increase the area of the device in contact with the cooling air, further increasing the heat dissipation efficiency.

[0030] Specifically, the air-cooled heat dissipation mechanism 6 has three and is fixedly connected to the left side of the first fixed plate 1.

[0031] As Figure 1 shown, the rotation of the printing roller 3 drives the first gear 61 to rotate, which in turn drives the second gear 64 to rotate, and the rotation of the second gear 64 drives the fan blade 65 to further cool the printing roller 3, thereby increasing the efficiency of the air-cooled heat dissipation mechanism 6 in cooling the printing roller 3.

[0032] Specifically, the water pipe 4 is two, and one end of the water pipe 4 is a water inlet pipe, and the other end of the water pipe 4 is a water outlet pipe.

[0033] The water pump is started and communicates with one end of the water pipe 4, so that the cooling liquid enters the printing roller 3 through the water pipe 4 and cools the printing roller 3, and then the cooling liquid is discharged through the other end of the water pipe 4 and enters the water tank, and the water pump starts to make the water in the water tank enter the printing roller 3 through the water pipe 4, thereby forming a complete cooling cycle, wherein the water pump and the water tank are prior art, and therefore are not shown in the drawings.

[0034] The above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto.

Claims

1. A printing roller with a rapid heat dissipation function, comprising a first fixed plate (1) and a second fixed plate (2), characterized in that: The first fixed plate (1) and the second fixed plate (2) are rotatably connected with the outer wall of the two ends of the printing roller (3), the two ends of the printing roller (3) are rotatably connected with the water pipe (4) close to one end, and the right end of the printing roller (3) is provided with a heat dissipation air duct (5), and the left end of the first fixed plate (1) is fixedly connected with the outer wall of the air cooling heat dissipation mechanism (6). The air cooling heat dissipation mechanism (6) comprises a filter plate (62), a rotating shaft (63) and a fan blade (65), the outer wall of the filter plate (62) is fixedly connected with the inner wall of the left end of the first fixed plate (1), the outer wall of the rotating shaft (63) is rotatably connected with the inner wall of the filter plate (62), and the close end of the fan blade (65) is fixedly connected with the outer wall of the right end of the rotating shaft (63).

2. The printing roller with the quick heat dissipation function according to claim 1, characterized in that: The air cooling heat dissipation mechanism (6) comprises a first gear (61), a second gear (64) and an exhaust duct (66), the inner wall of the first gear (61) is fixedly connected with the left end of the printing roller (3), the right end of the second gear (64) is fixedly connected with the left end of the rotating shaft (63), and the second gear (64) has three and is meshed with the outer wall of the first gear (61), the left end of the exhaust duct (66) is in communication with the right end of the first fixed plate (1), and the right end of the exhaust duct (66) is clamped with the left end of the printing roller (3).

3. The printing roller with quick heat dissipation function according to claim 1, characterized in that: The left end of the printing roller (3) is provided with an arc-shaped groove, and the inner wall of the arc-shaped groove is clamped with the right end of the exhaust duct (66).

4. The printing roller with quick heat dissipation function according to claim 1, characterized in that: The heat dissipation air duct (5) has six and is arranged in the right end of the printing roller (3).

5. The printing roller with quick heat dissipation function according to claim 1, characterized in that: The air cooling heat dissipation mechanism (6) has three and is fixedly connected with the left side of the first fixed plate (1).

6. The printing roller with quick heat dissipation function according to claim 1, characterized in that: The water pipe (4) is two, and one end of the water pipe (4) is a water inlet pipe, and the other end of the water pipe (4) is a water outlet pipe.

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