Glyphographic roller with heat dissipation mechanism

Abstract

The utility model discloses a glyphographic plate roller with a heat dissipation mechanism, which belongs to the technical field of plate rollers and comprises a plate roller body, the inside of the plate roller body is hollow, the two ends of the plate roller body are fixedly connected with end sleeves communicated with the plate roller body, and the outer ends of the end sleeves are provided with heat dissipation assemblies. The heat dissipation assembly extends into the plate roller body, the multiple heat dissipation fins are installed outside the outer sleeve in a surrounding mode, the outer sleeve conducts heat transfer with the liquid storage shell through the connecting block and the inner sleeve, the heat pipe is tightly attached to the inner wall of the plate roller body to absorb heat, and when the plate roller body rotates, the heat dissipation fins can be driven to cut air, so that the heat dissipation effect is improved. Heat absorbed by the heat pipe is transferred into air through the heat dissipation fins, the plate roller body is cooled, the plate roller body is located within the proper working temperature all the time, meanwhile, the heat dissipation structure is fully closed, the interior of the plate roller body does not make contact with the environment, and therefore maintenance convenience can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plate roller, more specifically, relate to a kind of electrographic plate roller with heat dissipation mechanism. BACKGROUND

[0002] Printing plate roller is one of the commonly used equipment in printing industry, which is used to transfer ink or coating to the printing plate in printing machinery. The function of printing plate roller is to uniformly transfer ink or coating to the surface of printing plate, so as to be transferred to the printing material in the printing process, which helps to ensure the quality and consistency of printing effect. Printing plate roller is usually made of metal or rubber, etc. with different hardness and surface properties to adapt to different printing needs and material types. The pattern on the plate roller made of metal is usually processed by electrographic process.

[0003] Chinese patent authorized announcement number: CN222039936U provides a kind of high heat dissipation printing plate roller, the scheme is in device and is provided with inner roller body, extension section, cooling assembly, air inlet, inner air duct, flow guide hole, air outlet, reinforcing rib and lead-through hole, by air inlet, cold air flow is added, by inner air duct and flow guide hole, it is guided to the two roller bodies between, can realize the quick air cooling operation of plate roller, facilitate plate roller better use and cooling, avoid its be affected by high temperature and lead to the problem of continuous use and service life shortening, by mounting bolt and mounting hole, the upper cover assembly is fixed, can realize the convenient disassembly of inner roller body and outer roller body between, facilitate the disassembly replacement and maintenance of inner roller body.

[0004] Printing plate roller is prone to overheating after long-time continuous work, and the overheated plate roller is prone to cause ink to flow on the roller surface too early, causing instability of ink, making it difficult to control the transfer and distribution of ink, and affecting the printing quality. The device in the above scheme uses open air cooling, and since the working printing environment has more ink and oil dirt, the open air inlet is prone to accumulate oil dirt, thereby causing the air inlet to be blocked and affecting heat dissipation.

[0005] Therefore, a kind of electrographic plate roller with heat dissipation mechanism is proposed to solve the above problems. UTILITY MODEL CONTENT

[0006] The utility model provides a kind of electrographic plate roller with heat dissipation mechanism, can improve the open air cooling in relevant technology, since the working printing environment has more ink and oil dirt, the open air inlet is prone to accumulate oil dirt, thereby causing the air inlet to be blocked and affecting heat dissipation.

[0007] The embodiment of the application provides an electrographic plate roller with a heat dissipation mechanism, which comprises a plate roller body, the plate roller body is internally hollow, end sleeves in communication with the plate roller body are fixedly connected to two ends of the plate roller body, heat dissipation assemblies are arranged at outer ends of the end sleeves, the heat dissipation assemblies extend into the plate roller body, connecting assemblies are arranged at the two ends of the plate roller body, and a fixing assembly is arranged in the plate roller body, the heat dissipation assembly comprises two liquid storage shells, a plurality of heat pipes are fixedly installed between the two liquid storage shells, the plurality of heat pipes are annularly and equidistantly distributed, the two liquid storage shells are in communication with interiors of the plurality of heat pipes, and the interiors of the two liquid storage shells and the plurality of heat pipes are filled with cooling liquid.

[0008] The technical scheme has at least the following technical effects:

[0009] A plurality of heat dissipation fins are mounted on the outer periphery of the outer sleeve, the outer sleeve performs heat transfer with the liquid storage shell through the connecting blocks and the inner sleeve, the heat pipes are closely attached to the inner wall of the plate roller body to absorb heat, when the plate roller body rotates, the heat dissipation fins cut the air, so that the heat absorbed by the heat pipes is transferred to the air through the heat dissipation fins, thereby cooling the plate roller body, so that the plate roller body is always in a suitable working temperature range, and the heat dissipation structure is fully closed, the interior of the plate roller body is not in contact with the environment, so that the convenience of maintenance can be improved.

[0010] In some embodiments, the heat dissipation assembly further comprises two inner sleeves and two outer sleeves, the two inner sleeves are fixedly installed on the inner sides of the two end sleeves respectively, the two outer sleeves are sleeved on the outer peripheries of the two end sleeves respectively, and the end sleeves are located between the inner sleeves and the outer sleeves.

[0011] In some embodiments, a plurality of through holes are formed in the outer end of the end sleeve, a plurality of connecting blocks matched with the through holes are fixedly installed on the inner side of the outer sleeve, the connecting blocks penetrate through the through holes, and the connecting blocks are fixedly connected with the inner side wall of the outer sleeve.

[0012] In some embodiments, a plurality of heat dissipation fins vertically and equidistantly distributed are fixedly installed on the outer periphery of the outer sleeve, a plurality of recesses are formed in the outer end of the plurality of heat dissipation fins, and an arc-shaped strip is arranged on the outer side of each heat pipe.

[0013] In some embodiments, the fixing assembly comprises a plurality of fixing rings and a plurality of connecting rods, the plurality of fixing rings are vertically and equidistantly distributed, the plurality of connecting rods are annularly and equidistantly distributed, the plurality of fixing rings are connected together through the plurality of connecting rods, a plurality of clamping grooves matched with the heat pipes are formed in the outer edge of the fixing ring, and the fixing ring fixes the plurality of heat pipes through the plurality of clamping grooves.

[0014] In some embodiments, the connecting assembly comprises a connecting head and a fixing disc, the connecting head is fixedly connected with a mounting disc at the bottom end, and the fixing disc is fixedly installed on the inner side wall of the end sleeve.

[0015] In some embodiments, the connecting assembly further comprises a movable disc, the mounting disc is located between the movable disc and the fixing disc, the connecting head extends to the outside through the movable disc, and the movable disc is connected with the fixing disc through a plurality of bolts. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the sectional structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the heat dissipation assembly structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the fixing assembly structure of the utility model;

[0020] Figure 5 It is a schematic diagram of the connecting assembly structure of the utility model.

[0021] Explanation of reference numerals in the drawings:

[0022] 1, plate roller body;

[0023] 2, heat dissipation assembly; 21, inner sleeve; 22, outer sleeve; 23, heat dissipation fin; 24, groove; 25, connecting block; 26, liquid storage shell; 27, heat pipe; 28, arc-shaped strip;

[0024] 3, connecting assembly; 31, connecting head; 32, mounting disc; 33, movable disc; 34, fixing disc;

[0025] 4, fixing assembly; 41, fixing ring; 42, connecting rod; 43, clamping groove;

[0026] 5, end sleeve;

[0027] 6, through hole. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical schemes and beneficial effects to be solved in the present application more clear and obvious, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0029] Based on this, the open air cooling in the related art can be improved. Since the working printing environment has more ink and oil dirt, the open air inlet is easy to accumulate oil dirt, thereby causing the air inlet to be blocked and affecting heat dissipation.

[0030] Please refer to Figures 1-5 The electrographic plate roller with the heat dissipation mechanism comprises a plate roller body 1, the plate roller body 1 is internally hollow, both ends of the plate roller body 1 are fixedly connected with end sleeves 5 which are in communication with the plate roller body 1, the end sleeves 5 are provided with heat dissipation assemblies 2 at outer ends, the heat dissipation assemblies 2 extend into the plate roller body 1, both ends of the plate roller body 1 are provided with connecting assemblies 3, and the plate roller body 1 is internally provided with a fixing assembly 4, the heat dissipation assembly 2 comprises two liquid storage shells 26, a plurality of heat pipes 27 are fixedly installed between the two liquid storage shells 26, the plurality of heat pipes 27 are distributed in a ring shape at equal intervals, the two liquid storage shells 26 are in communication with interiors of the plurality of heat pipes 27, and the interiors of the two liquid storage shells 26 and the plurality of heat pipes 27 are filled with cooling liquid.

[0031] The device in the scheme is mainly used for printing, and is mostly used for printing labels and other simple pattern printing products with large demand. After a pattern needed to be printed is engraved on the outer surface of the plate roller body 1 by using an electrographic process, the plate roller body 1 can be in contact with a printing carrier to attach ink thereon. The connecting assemblies 3 are arranged at both ends of the plate roller body 1, and are mainly used for mounting the plate roller body 1 on a power system so that the plate roller body 1 can be driven to rotate.

[0032] The end sleeves 5 are fixed at both ends of the plate roller body 1, and the heat dissipation assemblies 2 are mounted on the end sleeves 5. The part of the heat dissipation assemblies 2 exposed to the outside is used for heat dissipation, and the part of the heat dissipation assemblies 2 located in the plate roller body 1 is mainly used for absorbing heat generated during the working of the plate roller body 1. Meanwhile, the fixing assembly 4 is arranged in the plate roller body 1, and is mainly used for fixing the part of the heat dissipation assemblies 2 located in the plate roller body 1, so as to prevent the part from shaking when following the plate roller body 1 to rotate. The plurality of heat dissipation fins 23 are mounted on the outer periphery of the outer sleeve 22. The outer sleeve 22 performs heat transfer with the liquid storage shell 26 through the connecting block 25 and the inner sleeve 21. The heat pipes 27 are tightly attached to the inner wall of the plate roller body 1 to absorb heat. When the plate roller body 1 rotates, the heat dissipation fins 23 cut the air, so that the heat absorbed by the heat pipes 27 is transferred to the air, thereby cooling the plate roller body 1. The plate roller body 1 is always located in a suitable working temperature, and the heat dissipation structure is fully closed. The interior of the plate roller body 1 does not contact the environment, so that the convenience of maintenance can be improved.

[0033] Please refer to Figures 1-3The heat dissipation assembly 2 further comprises two inner sleeves 21 and two outer sleeves 22, the two inner sleeves 21 are fixedly installed on the inner sides of the two end sleeves 5 respectively, and the two outer sleeves 22 are sleeved on the outer periphery of the two end sleeves 5 respectively.

[0034] A plurality of through holes 6 are formed in the outer end of the end sleeve 5, a plurality of connecting blocks 25 matched with the through holes 6 are fixedly installed on the inner side wall of the outer sleeve 22, and the connecting blocks 25 are fixedly connected with the inner side wall of the outer sleeve 22.

[0035] A plurality of vertically equidistantly distributed heat dissipation fins 23 are fixedly installed on the outer periphery of the outer sleeve 22, a plurality of recesses 24 are formed in the outer end of each heat dissipation fin 23, and an arc-shaped strip 28 is arranged on the outer side of each heat pipe 27.

[0036] In the scheme, the two inner sleeves 21 are respectively located on the inner sides of the two end sleeves 5, the heat dissipation assembly 2 has a symmetrical structure, is fixedly connected with the inner side wall of the end sleeve 5, and the outer sleeve 22 is sleeved on the outer periphery of the end sleeve 5, so that the end sleeve 5 is located between the inner sleeve 21 and the outer sleeve 22. A plurality of annular equidistantly distributed connecting blocks 25 are fixed on the inner side wall of the outer sleeve 22, and a plurality of annular equidistantly distributed through holes 6 are formed in the outer periphery of the end sleeve 5. The through holes 6 are matched with the connecting blocks 25, the connecting blocks 25 pass through the through holes 6 and are fixedly connected with the inner side wall of the outer sleeve 22, so that heat transfer can be formed. The inner wall of the inner sleeve 21 is fixedly connected with a liquid storage shell 26, the inside of the liquid storage shell 26 is hollow, both ends of the plate roller body 1 are provided with the liquid storage shell 26, a plurality of heat pipes 27 are connected between the two liquid storage shells 26, the heat pipes 27 are also hollow and are in communication with the inside of the liquid storage shell 26 at both ends. The inside of the liquid storage shell 26 and the heat pipe 27 is filled with cooling liquid, which can be distilled water or other liquid used for heat conduction. An arc-shaped strip 28 is fixedly connected on each side facing the inner wall of the plate roller body 1, and the arc-shaped strip 28 is attached to the inner side wall of the plate roller body 1, so that the heat pipe 27 can be tightly attached to the inner wall of the plate roller body 1, and heat transfer can be better performed. The outer periphery of the outer sleeve 22 is fixedly connected with a plurality of vertically distributed heat dissipation fins 23, the distance between the heat dissipation fins 23 is the same, and a plurality of recesses 24 are formed in the outer end of each heat dissipation fin 23. By forming the recesses 24 on the outer edge of the heat dissipation fin 23, the circumference of the edge can be increased. Since the heat dissipation fin 23 rotates with the plate roller body 1, increasing the circumference can increase the contact area with the air, improve heat dissipation, and it is worth mentioning that the inner sleeve 21, the outer sleeve 22, the heat dissipation fin 23, the connecting block 25 and the arc-shaped strip 28 are all made of metal, and the heat pipe 27 and the liquid storage shell 26 are made of copper, which can improve heat conduction.

[0037] When the temperature rises after the plate roller body 1 works continuously for a long time, the heat pipe 27 close to the inner wall of the plate roller body 1 can absorb the heat of the plate roller body 1, and the heat pipe 27 and the cooling liquid inside the liquid storage shell 26 can exchange heat, so that the heat is transferred to the liquid storage shell 26, and then transferred to the heat dissipation fins 23 through the inner sleeve 21, the connecting block 25 and the outer sleeve 22, and the heat dissipation fins 23 are driven to rotate by the rotation of the plate roller body 1, so that the heat dissipation fins 23 can be quickly contacted with air, so as to achieve the purpose of heat dissipation, so that the plate roller body 1 is always in the suitable working temperature, and the stability of printing is improved. At the same time, the heat dissipation structure is fully closed, the inside of the plate roller body 1 is not in contact with the environment, so that the convenience of maintenance can be improved, and the inside of the plate roller body 1 is prevented from being polluted.

[0038] Please refer to Figure 1 and Figure 4 , the fixing assembly 4 comprises a plurality of fixing rings 41 and a plurality of connecting rods 42, the plurality of fixing rings 41 are vertically equidistantly distributed, the plurality of connecting rods 42 are annularly equidistantly distributed, and the plurality of fixing rings 41 are connected together through the plurality of connecting rods 42. A plurality of clamping grooves 43 matched with the heat pipes 27 are formed in the outer edge of the fixing ring 41, and the fixing ring 41 is fixed with the plurality of heat pipes 27 through the plurality of clamping grooves 43.

[0039] The fixing assembly 4 in the scheme is mainly used for fixing the plurality of heat pipes 27, the plurality of fixing rings 41 are vertically distributed, and the plurality of fixing rings 41 are connected together through the plurality of connecting rods 42, forming a cage structure. A plurality of clamping grooves 43 are formed in the outer enclosure of the fixing ring 41, the clamping grooves 43 are matched with the heat pipes 27, and the heat pipes 27 can be clamped. The plurality of heat pipes 27 can be outwardly supported, so that they can always be close to the inner wall of the plate roller body 1. Even when the plate roller body 1 rotates, the plurality of heat pipes 27 can always remain stable and will not shake and deform.

[0040] Please refer to Figure 1 and Figure 5 , the connecting assembly 3 comprises a connecting head 31 and a fixed disc 34, and the connecting head 31 is fixedly connected with a mounting disc 32 at the bottom end, and the fixed disc 34 is fixedly installed on the inner side wall of the end sleeve 5.

[0041] The connecting assembly 3 further comprises a movable disc 33, and the mounting disc 32 is located between the movable disc 33 and the fixed disc 34. The connecting head 31 extends to the outside through the movable disc 33, and the movable disc 33 is connected with the fixed disc 34 through a plurality of bolts.

[0042] The connecting assembly 3 in the scheme is mainly used for connecting with the external power system, so that it can drive the plate roller body 1 to rotate. The connecting head 31 is connected with the power system. The mounting disc 32 is fixed at the bottom end of the connecting head 31. The mounting disc 32 is mainly used for connecting the connecting head 31 with the fixed disc 34. The fixed disc 34 is welded and fixed on the inner side wall of the end sleeve 5. After the mounting disc 32 and the fixed disc 34 are abutted, the movable disc 33 passes through the connecting head 31 and abuts with the other side of the mounting disc 32. At this time, the mounting disc 32 is located between the fixed disc 34 and the movable disc 33. The movable disc 33 and the fixed disc 34 are connected together by using a plurality of bolts. The mounting disc 32 can be clamped in the middle, so as to complete the fixation. Through the detachable structure, the staff can conveniently overhaul.

[0043] Working principle: when using the device, only the plate roller body 1 is connected with the power system through the connecting assembly 3, and work can be carried out. When the plate roller body 1 works continuously for a long time, the temperature rises, and the heat pipe 27 close to the inner wall of the plate roller body 1 will absorb the heat of the plate roller body 1. Then the heat will be transmitted to the liquid storage shell 26. At this time, the heat is transmitted to the heat dissipation fins 23 through the inner sleeve 21, the connecting block 25 and the outer sleeve 22. When the plate roller body 1 rotates, the heat dissipation fins 23 rotate, so that the heat dissipation fins 23 can quickly contact with air for heat dissipation. The plate roller body 1 is cooled, and the cooling structure is fully closed, which can prevent the inside from being contaminated. A plurality of fixing rings 41 are connected together by a plurality of connecting rods 42 to form a cage structure. The clamping groove 43 is matched with the heat pipe 27 to clamp it, so that a plurality of heat pipes 27 can be outwardly supported, so that they can always adhere to the inner wall of the plate roller body 1, improving the stability.

Claims

1. An electrographic plate roller having a heat dissipation mechanism, comprising a plate roller body (1), characterized in that: The version roller body (1) is hollow, both ends of the version roller body (1) are fixedly connected with end sleeves (5) in communication therewith, the end sleeves (5) are provided with heat dissipation assemblies (2) at outer ends, the heat dissipation assemblies (2) extend into the version roller body (1), both ends of the version roller body (1) are provided with connecting assemblies (3), and the version roller body (1) is provided with a fixing assembly (4) inside. The heat dissipation assembly (2) comprises two liquid storage shells (26), a plurality of heat pipes (27) are fixedly installed between the two liquid storage shells (26), the plurality of heat pipes (27) are annularly and equidistantly distributed, the two liquid storage shells (26) are in communication with interiors of the plurality of heat pipes (27), and interiors of the two liquid storage shells (26) and the plurality of heat pipes (27) are filled with cooling liquid.

2. The electrographic form roller with heat dissipation mechanism of claim 1, wherein: The heat dissipation assembly (2) further comprises two inner sleeves (21) and two outer sleeves (22), the two inner sleeves (21) are fixedly installed on inner sides of the two end sleeves (5) respectively, and the two outer sleeves (22) are respectively sleeved on the two end sleeves (5) and surround the two end sleeves (5).

3. The electrographic imaging roll as in claim 2, wherein: A plurality of through holes (6) are formed in outer ends of the end sleeves (5), a plurality of connecting blocks (25) matched with the through holes (6) are fixedly installed on inner sides of the outer sleeves (22), the connecting blocks (25) penetrate through the through holes (6), and the connecting blocks (25) are fixedly connected with inner side walls of the outer sleeves (22).

4. The electrographic imaging roll as in claim 3, wherein: A plurality of heat dissipation fins (23) are fixedly installed on the outer sleeves (22) and vertically and equidistantly distributed, a plurality of recesses (24) are formed in outer ends of the plurality of heat dissipation fins (23), arc-shaped strips (28) are arranged on outer sides of the plurality of heat pipes (27), and the heat pipes (27) are tightly attached to inner side walls of the version roller body (1) through the arc-shaped strips (28).

5. The electrographic imaging roll as in claim 1, wherein: The fixing assembly (4) comprises a plurality of fixing rings (41) and a plurality of connecting rods (42), the plurality of fixing rings (41) are vertically and equidistantly distributed, the plurality of connecting rods (42) are annularly and equidistantly distributed, the plurality of fixing rings (41) are connected together through the plurality of connecting rods (42), a plurality of clamping grooves (43) matched with the heat pipes (27) are formed in outer edges of the fixing rings (41), and the fixing rings (41) fix the plurality of heat pipes (27) through the plurality of clamping grooves (43).

6. The electrographic imaging roll as in claim 1, wherein: The connecting assembly (3) comprises a connecting head (31) and a fixing disc (34), the connecting head (31) is fixedly connected with a mounting disc (32) at a bottom end, and the fixing disc (34) is fixedly installed on an inner side wall of the end sleeve (5).

7. The electrographic imaging roll as in claim 6, wherein: The connecting assembly (3) further comprises a movable disc (33), the mounting disc (32) is located between the movable disc (33) and the fixing disc (34), the connecting head (31) extends to the outside through the movable disc (33), and the movable disc (33) is connected with the fixing disc (34) through a plurality of bolts.

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