Hot extrusion die for machining heat dissipation pipe

By introducing a filter assembly and a cleaning brush into the hot extrusion die, the problems of inconvenient die demolding and filter clogging are solved, achieving convenient demolding and efficient cooling.

CN224026126UActive Publication Date: 2026-03-24NANTONG BORUI INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-14
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

Traditional aluminum alloy heat sink hot extrusion dies are inconvenient to demold, and the air cooler filter is prone to clogging, affecting cooling efficiency.

Method used

A hot extrusion mold including a filter assembly is designed, comprising a fixed frame, a fan cover, an inlet pipe, a filter screen, and a cleaning brush. The cleaning brush is driven by a moving component to clean the filter screen periodically, preventing the accumulation of dust and impurities.

Benefits of technology

It achieves convenient demolding and effective cooling, avoids filter clogging, and improves yield and cooling efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224026126U_ABST
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Abstract

The utility model relates to the technical field of radiating pipe processing, in particular to a hot extrusion die for radiating pipe processing, which comprises a bearing plate, a support frame, a die body and an air cooler, and further comprises a filter component, the filter component comprises a fixed frame, a fan cover, a lead-in pipe, a filter screen, a cleaning brush and a moving component, and the fixed frame is fixedly connected with the support frame. The fan cover is fixedly connected with the fixing frame, the two ends of the guide-in pipe are connected with the fan cover and the air cooler respectively, the filter screen is fixedly connected with the fixing frame, the cleaning brush is connected with the supporting frame through the moving component, and the moving component is arranged on the supporting frame and connected with the cleaning brush. The filter screen in the air cooler can be prevented from being blocked due to accumulation of dust and impurities through filtering of the filter screen on the fixed frame, and meanwhile, an operator can conveniently clean the filter screen on the fixed frame in cooperation with movement of the cleaning brush.
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Description

TECHNICAL FIELD

[0001] The utility model relates to heat dissipation pipe processing technical field especially relates to a heat extrusion die for heat dissipation pipe processing. BACKGROUND

[0002] The traditional aluminum alloy heat dissipation pipe hot extrusion die is not convenient for quick demolding after heat extrusion forming processing of the aluminum alloy heat dissipation pipe, and the formed aluminum alloy heat dissipation pipe is easy to stick to the inner wall of the die forming cavity, which leads to inconvenient and smooth removal of the aluminum alloy heat dissipation pipe, thereby reducing the yield of the aluminum alloy heat dissipation pipe.

[0003] The prior art CN220216269U discloses an aluminum alloy heat dissipation pipe hot extrusion die, which comprises a die bearing plate, a lower die seat and an upper die seat, the lower die seat is arranged on the top of the die bearing plate, the bottom of the lower die seat is in sliding contact with the top of the die bearing plate, the upper die seat is arranged on the top of the lower die seat, the lower die seat comprises a first half die body and a second half die body, the side of the first half die body and the second half die body close to each other abuts, the side of the first half die body and the second half die body close to each other is provided with a semicircular cavity with an open top structure, and a plurality of semicircular teeth are fixedly connected on the inner walls of the two semicircular cavities at equal intervals. The utility model has the advantages of reasonable design, good practicability, convenient control of the die closing and die opening of the lower die seat and the upper die seat, effective cooling of the hot extrusion formed aluminum alloy heat dissipation pipe, convenient removal of the finished aluminum alloy heat dissipation pipe, convenient operation and improved yield.

[0004] The existing die is provided with a cooling assembly composed of a cold air fan and a gas conveying pipe, and the air outside is introduced into the die through the cold air fan to fully and effectively cool the hot extrusion formed aluminum alloy heat dissipation pipe. However, the filter screen in the cold air fan is easy to be blocked due to the accumulation of dust and impurities after a long time of use, and it is difficult for the operator to clean the filter screen in the cold air fan. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a heat extrusion die for heat dissipation pipe processing, which solves the problem that the filter screen in the cold air fan of the existing die is easy to be blocked due to the accumulation of dust and impurities after a long time of use, and it is difficult for the operator to clean the filter screen in the cold air fan.

[0006] To achieve the above-mentioned purpose, the utility model provides a heat extrusion die for heat dissipation pipe processing, which comprises a bearing plate, a support frame, a die body and a cold air fan, the support frame is fixedly connected with the bearing plate and located on one side of the bearing plate, the die body is arranged on the bearing plate and connected with the support frame, the cold air fan is arranged on the die body,

[0007] Further comprising a filtering assembly,

[0008] The filtering assembly comprises a fixed frame, a wind cover, an inlet pipe, a filter screen, a cleaning brush and a moving member, the fixed frame is fixedly connected with the support frame and located at one side of the support frame, the wind cover is fixedly connected with the fixed frame and located at one side of the fixed frame, two ends of the inlet pipe are connected with the wind cover and the air cooler respectively and located at one side of the wind cover close to the air cooler, the filter screen is fixedly connected with the fixed frame and located at one side of the fixed frame, the cleaning brush is connected with the support frame through the moving member and located at one side of the support frame close to the filter screen, and the moving member is arranged on the support frame and connected with the cleaning brush.

[0009] The moving member comprises a mounting frame, an electric push rod and a moving frame, the mounting frame is fixedly connected with the support frame and located at one side of the support frame, the electric push rod is arranged on the mounting frame and located at one side of the mounting frame, and the moving frame is connected with the output end of the electric push rod and fixedly connected with the cleaning brush and located at one side of the electric push rod close to the cleaning brush.

[0010] The moving member further comprises a limiting bottom plate and a limiting frame, the limiting bottom plate is fixedly connected with the support frame and located at one side of the support frame, and the limiting frame is fixedly connected with the limiting bottom plate and connected with the moving frame and located at one side of the limiting bottom plate close to the moving frame.

[0011] The filtering assembly further comprises a first sealing ring, the first sealing ring is fixedly connected with the wind cover and the inlet pipe respectively and located at one side of the wind cover close to the inlet pipe.

[0012] The filtering assembly further comprises a second sealing ring, the second sealing ring is fixedly connected with the air cooler and the inlet pipe respectively and located at one side of the air cooler close to the inlet pipe.

[0013] The utility model discloses a heat extrusion die for heat dissipation pipe processing, and when the air of outside is introduced into the die body through the air cooler and is convenient to the overall effective cooling of heat extrusion forming processing into aluminium alloy heat dissipation pipe, the air of outside can enter the air cooler through the air baffle and the import pipe on the fixed frame, and the dust impurity in the air of outside is adsorbed and filtered through the filter screen on the fixed frame, thereby avoiding the filter screen in the air cooler from being blocked, and the up and down movement of the cleaning brush driven by the moving component on the fixed frame can clean the filter screen on the fixed frame regularly, thereby the filter screen on the fixed frame can be cleaned by the operator, and the filter screen in the air cooler can be prevented from being blocked under the accumulation of dust impurity, and the movement of the cleaning brush facilitates the operator to clean the filter screen on the fixed frame. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced.

[0015] Fig. 1 is the structure diagram of the heat extrusion die for heat dissipation pipe processing of the first embodiment of the utility model.

[0016] Fig. 2 is the structure diagram of the filter assembly of the first embodiment of the utility model.

[0017] Fig. 3 is the structure diagram of the import pipe of the first embodiment of the utility model.

[0018] In the drawing: 101 - bearing plate, 102 - support frame, 103 - die body, 104 - air cooler, 105 - fixed frame, 106 - air baffle, 107 - import pipe, 108 - filter screen, 109 - cleaning brush, 110 - first sealing ring, 111 - second sealing ring, 112 - mounting frame, 113 - electric push rod, 114 - moving frame, 115 - limiting bottom plate, 116 - limiting frame. DETAILED DESCRIPTION

[0019] The embodiments of the utility model will be described in detail below, and the examples of the embodiments are shown in the drawings, and the embodiments described below are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0020] The first embodiment of the present application is:

[0021] Please refer to Figs. 1 to 3 , wherein Fig. 1It is the structure schematic drawing of heat extrusion mould for radiating pipe processing of the first embodiment of the utility model. Fig. 2 It is the structure schematic drawing of filter assembly of the first embodiment of the utility model. Fig. 3 It is the structure schematic drawing of import pipe of the first embodiment of the utility model.

[0022] The utility model provides a kind of heat extrusion mould for radiating pipe processing, including bearing plate 101, support frame 102, mould body 103, air cooler 104 and filter assembly, the filter assembly includes fixed frame 105, fan cover 106, import pipe 107, filter screen 108, cleaning brush 109, moving member, first sealing ring 110 and second sealing ring 111, the moving member includes mounting frame 112, electric push rod 113, moving frame 114, limit base plate 115 and limit frame 116.The filter screen in the air cooler in the prior art mould is easily blocked under the accumulation of dust impurities after long time use, and then the operator is difficult to clean the filter screen in the air cooler, it can be understood that the foregoing scheme can be used in the case where dust impurities cause blockage to filter screen is avoided.

[0023] In the embodiment, the support frame 102 is welded on the bearing plate 101, the mould body 103 is arranged on the bearing plate 101 and connected with the support frame 102, the radiating pipe processing can be processed by the mould body 103, the air cooler 104 is arranged on the mould body 103, the air outside the mould body 103 is introduced into the mould body 103 by the air cooler 104, so as to fully and effectively cool the aluminum alloy radiating pipe formed by heat extrusion, the structure of the bearing plate 101, the support frame 102, the mould body 103 and the air cooler 104 is described in detail in the prior art CN220216269U, which will not be repeated here.

[0024] The fixed frame 105 is fixedly connected with the support frame 102 and located on one side of the support frame 102. The air cover 106 is fixedly connected with the fixed frame 105 and located on one side of the fixed frame 105. The two ends of the inlet pipe 107 are respectively connected with the air cover 106 and the cold air machine 104 and located on one side of the air cover 106 close to the cold air machine 104. The filter screen 108 is fixedly connected with the fixed frame 105 and located on one side of the fixed frame 105. The cleaning brush 109 is connected with the support frame 102 through the moving member and located on one side of the support frame 102 close to the filter screen 108. The moving member is arranged on the support frame 102 and connected with the cleaning brush 109. The fixed frame 105 is welded on the support frame 102. The air cover 106 is fixedly connected on the fixed frame 105 and communicates with the fixed frame 105. The inlet pipe 107 is fixedly connected on the air cover 106 and communicates with the air cover 106. The inlet pipe 107 is connected on the input end of the cold air machine 104. The filter screen 108 is welded on the fixed frame 105. The dust and impurities in the air entering the air cover 106 can be blocked and filtered through the filter screen 108. The cleaning brush 109 is connected on the support frame 102 through the moving member. The cleaning brush 109 can move up and down on the filter screen 108 through the moving member. The dust and impurities adsorbed on the filter screen 108 can be cleaned through the cleaning brush 109. The moving member is arranged on the support frame 102 and connected with the cleaning brush 109. The moving member can provide a corresponding power source for the up and down movement of the cleaning brush 109, so that when the air outside the cold air machine 104 is introduced into the mold body 103, the air outside the cold air machine 104 can be effectively cooled and cooled. When the air outside the cold air machine 104 is introduced into the cold air machine 104 through the air cover 106 and the inlet pipe 107 on the fixed frame 105, the dust and impurities in the air outside the cold air machine 104 can be adsorbed and filtered through the filter screen 108 on the fixed frame 105, so as to avoid the filter screen in the cold air machine 104 being blocked. At the same time, the up and down movement of the cleaning brush 109 driven by the moving member can clean the filter screen 108 on the fixed frame 105 regularly, so as to facilitate the operator to clean the filter screen 108 on the fixed frame 105, so as to avoid the filter screen in the cold air machine 104 being blocked due to the accumulation of dust and impurities, and facilitate the operator to clean the filter screen 108 on the fixed frame 105 with the movement of the cleaning brush 109.

[0025] Secondly, the mounting frame 112 is fixedly connected with the support frame 102 and located at one side of the support frame 102; the electric push rod 113 is arranged on the mounting frame 112 and located at one side of the mounting frame 112; the moving frame 114 is connected with the output end of the electric push rod 113 and fixedly connected with the cleaning brush 109 and located at the side of the electric push rod 113 close to the cleaning brush 109; the mounting frame 112 is bolted and fixedly installed on the support frame 102, the electric push rod 113 is arranged on the mounting frame 112, and the moving frame 114 is connected with the output end of the electric push rod 113, so that the up-down movement of the moving frame 114 can be driven by the driving output of the electric push rod 113.

[0026] Meanwhile, the limiting bottom plate 115 is fixedly connected with the support frame 102 and located at one side of the support frame 102; the limiting frame 116 is fixedly connected with the limiting bottom plate 115 and connected with the moving frame 114 and located at the side of the limiting bottom plate 115 close to the moving frame 114; the limiting bottom plate 115 has two, and the two limiting bottom plates 115 are welded on the support frame 102; the limiting frame 116 has two, and the two limiting frames 116 are welded on the corresponding two limiting bottom plates 115; the left and right sides of the moving frame 114 are slidably connected with the corresponding two limiting frames 116, and the up-down movement of the moving frame 114 can be more stable through the limiting of the limiting frame 116.

[0027] In addition, the first sealing ring 110 is fixedly connected with the fan cover 106 and the inlet pipe 107 respectively and located at the side of the fan cover 106 close to the inlet pipe 107; the first sealing ring 110 is bonded at the connecting position of the fan cover 106 and the inlet pipe 107; the first sealing ring 110 is made of rubber material, and the stability and sealing performance of the connecting position of the fan cover 106 and the inlet pipe 107 can be improved through the first sealing ring 110.

[0028] Finally, the second sealing ring 111 is fixedly connected with the air cooler 104 and the inlet pipe 107 respectively and located at the side of the air cooler 104 close to the inlet pipe 107; the second sealing ring 111 is bonded at the connecting position of the air cooler 104 and the inlet pipe 107; the second sealing ring 111 is made of rubber material, and the stability and sealing performance of the connecting position of the air cooler 104 and the inlet pipe 107 can be improved through the second sealing ring 111.

[0029] When the heat-extruding die for processing heat-dissipation pipes is used, the air outside is introduced into the die body 103 through the air cooler 104, so as to facilitate the overall and effective cooling of the heat-extruding forming process into aluminum alloy heat-dissipation pipes. The air outside will enter the air cooler 104 through the fan cover 106 and the inlet pipe 107 on the fixed frame 105, and the dust and impurities in the air outside will be adsorbed and filtered through the filter screen 108 on the fixed frame 105, so as to avoid the filter screen in the air cooler 104 from being blocked. At the same time, the up-and-down movement of the cleaning brush 109 driven by the moving member can clean the filter screen 108 on the fixed frame 105 regularly, so as to facilitate the operator to clean the filter screen 108 on the fixed frame 105, and the filtration of the filter screen 108 on the fixed frame 105 can avoid the filter screen in the air cooler 104 from being blocked due to the accumulation of dust and impurities, and the movement of the cleaning brush 109 facilitates the operator to clean the filter screen 108 on the fixed frame 105.

[0030] The above only discloses one or more preferred embodiments of the present application, and cannot limit the scope of the rights of the present application. Those skilled in the art can understand that the implementation of all or part of the above-mentioned embodiments is still within the scope of the present application.

Claims

1. A hot extrusion die for processing heat dissipation pipes, comprising a bearing plate, a support frame, a die body, and a cooling fan, wherein the support frame is fixedly connected to the bearing plate and located on one side of the bearing plate, the die body is disposed on the bearing plate and connected to the support frame, and the cooling fan is disposed on the die body, characterized in that, It also includes a filter component. The filter assembly includes a fixed frame, a fan hood, an inlet pipe, a filter screen, a cleaning brush, and a movable component. The fixed frame is fixedly connected to the support frame and located on one side of the support frame. The fan hood is fixedly connected to the fixed frame and located on one side of the fixed frame. The two ends of the inlet pipe are respectively connected to the fan hood and the air cooler, and are located on the side of the fan hood closer to the air cooler. The filter screen is fixedly connected to the fixed frame and located on one side of the fixed frame. The cleaning brush is connected to the support frame through the movable component and is located on the side of the support frame closer to the filter screen. The movable component is disposed on the support frame and connected to the cleaning brush.

2. The hot extrusion die for processing heat dissipation pipes as described in claim 1, characterized in that, The movable component includes a mounting frame, an electric push rod, and a movable frame. The mounting frame is fixedly connected to the support frame and is located on one side of the support frame. The electric push rod is mounted on the mounting frame and is located on one side of the mounting frame. The movable frame is connected to the output end of the electric push rod and is fixedly connected to the cleaning brush, and is located on the side of the electric push rod closer to the cleaning brush.

3. The hot extrusion die for processing heat dissipation pipes as described in claim 2, characterized in that, The movable component further includes a limiting base plate and a limiting frame. The limiting base plate is fixedly connected to the support frame and is located on one side of the support frame. The limiting frame is fixedly connected to the limiting base plate and connected to the movable frame, and is located on the side of the limiting base plate closer to the movable frame.

4. The hot extrusion die for processing heat dissipation pipes as described in claim 1, characterized in that, The filter assembly also includes a first sealing ring, which is fixedly connected to the air shroud and the inlet pipe respectively, and is located on the side of the air shroud closer to the inlet pipe.

5. The hot extrusion die for processing heat dissipation pipes as described in claim 1, characterized in that, The filter assembly also includes a second sealing ring, which is fixedly connected to the air cooler and the inlet pipe respectively, and is located on the side of the air cooler closer to the inlet pipe.

Citation Information

Patent Citations

  • Hot extrusion die for aluminum alloy radiating pipe

    CN220216269U