Sealing mechanism for air-cooled aluminum profile machining

By designing a detachable sealing mechanism, and utilizing a combination of sealing plates, load-bearing strips, felt pads, and permanent magnets, the problem of insufficient sealing in traditional air-cooling processes is solved, achieving efficient sealing of aluminum profiles with different cross-sections, and improving the cooling uniformity and product quality of aluminum profiles.

CN224073022UActive Publication Date: 2026-04-03SHANDONG YOUSHENG ALUMINUM CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-18
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Traditional air-cooling processes have sealing problems in aluminum profile processing, making it difficult to adapt to aluminum profiles with different cross-sectional shapes, resulting in uneven cooling and affecting the dimensional accuracy and mechanical properties of the products.

Method used

A detachable sealing mechanism was designed, which combines a sealing plate, a bearing strip, a felt pad, and a permanent magnet. It achieves sealing of aluminum profiles with different cross-sectional shapes by adsorption by the permanent magnet and fixation by the clamping plate. The installation method of hand-tightening bolts and clamping bolts ensures the sealing effect.

Benefits of technology

It improves the applicability and sealing effect of the sealing mechanism, ensures uniform cooling of aluminum profiles, avoids local stress concentration and deformation, and improves product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a sealing mechanism for air-cooled aluminum profile processing, which comprises two guide rails respectively arranged at the upper position and the lower position of the outer side of an aluminum profile discharge port, two bearing plates oppositely arranged between the guide rails in a sliding manner, sealing plates separably arranged on the bearing plates, and felt pads separably arranged on the sealing plates, the two felt pads are consistent with the outer side of the aluminum profile in shape, and the two felt pads are arranged on the two sides of the aluminum profile in an abutting mode. According to the sealing mechanism for air-cooled aluminum profile machining, the sealing plate is detachably arranged on the bearing plate, the bearing strip which is consistent with the outer side of the aluminum profile in shape is arranged on the sealing plate for bearing the felt pad, and the sealing mechanism is better in adaptability to the aluminum profiles with different cross sections by replacing different types of sealing plates; preliminary fixation of the felt pad on the bearing strip is achieved through adsorption of the permanent magnet paste, finally pressing and further fixation of the felt pad are achieved through the clamping plate, the felt pad is fixed on the sealing plate and attached to the sealing plate more firmly, and the sealing effect of the felt pad on the aluminum profile is better.
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Description

Technical Field

[0001] This utility model relates to the technical field of aluminum profile processing equipment, and specifically to a sealing mechanism for air-cooled aluminum profile processing. Background Technology

[0002] In the extrusion process of aluminum profiles, air cooling is a common cooling method. It uses airflow at a certain temperature to cool the high-temperature aluminum profile at a set rate to improve the material's performance. However, traditional air cooling processes have significant sealing problems. Due to the diverse cross-sectional shapes of aluminum profiles, it is difficult to completely seal the gap between the discharge port and the profile, allowing external cold air to enter. This cold air intrusion affects the uniform cooling of the aluminum profile, leading to localized stress concentration or deformation, which in turn affects the product's dimensional accuracy and mechanical properties.

[0003] Although existing technologies typically use fixed sealing devices or simple baffles to seal the discharge port, these solutions have the following drawbacks: First, fixed sealing structures are difficult to adapt to aluminum profiles with different cross-sectional shapes, the fit between the baffle and the profile is insufficient, and the sealing effect is poor. Second, the maintenance and replacement of the sealing structure is inconvenient and cannot meet the processing requirements of existing air-cooled aluminum profiles. This solution addresses the above technical problems. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a sealing mechanism for air-cooled aluminum profile processing. A sealing plate is detachably mounted on a support plate, and the sealing plate is equipped with a support strip that conforms to the shape of the outer side of the aluminum profile, supporting a felt pad. By replacing different types of sealing plates, it offers better adaptability to aluminum profiles with different cross-sections. The felt pad is initially fixed to the support strip through the adsorption of permanent magnets. Finally, the felt pad is pressed and further fixed by a clamping plate. The felt pad is more firmly and snugly fixed to the sealing plate, resulting in a better sealing effect on the aluminum profile. This effectively solves the shortcomings of traditional sealing devices and provides an efficient and reliable sealing solution for the air-cooling process of aluminum profiles.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a sealing mechanism for air-cooled aluminum profile processing, comprising two guide rails respectively installed at the upper and lower positions on the outer side of the aluminum profile outlet, two support plates slidably disposed between the guide rails, a sealing plate detachably disposed on the support plate, and a felt pad detachably disposed on the sealing plate. The shape of the two felt pads is consistent with the outer shape of the aluminum profile, and the two felt pads are closely disposed on both sides of the aluminum profile.

[0006] One end of the sealing plate is provided with a bearing strip that is consistent with the outer shape of the aluminum profile. The felt pad is covered and provided on the outside of the bearing strip. Several permanent magnets are attracted to each other on the outside of the felt pad. A clamping plate is provided on the outside of the permanent magnet. A hand-tightening bolt is provided between two clamping plates and passes through the bearing strip. The two clamping plates are detachably connected by the hand-tightening bolt of the bearing strip.

[0007] One end of the support plate is provided with a receiving groove, and the edge of the sealing plate is provided with a guide groove. The sealing plate is slidably disposed in the receiving groove of the support plate through the guide groove.

[0008] The sealing plate is provided with a clamping bolt, and the sealing plate is fixed to the bearing plate by the clamping bolt.

[0009] A handle is provided at the other end of the support plate.

[0010] The guide rail is provided with a second clamping bolt, and the bearing plate is fastened to the guide rail by the second clamping bolt.

[0011] The inner side of the clamping plate is provided with a slot for accommodating the permanent magnet.

[0012] The permanent magnet has a slot on its side for handheld operation.

[0013] The sealing plate is provided with a positioning groove for positioning the permanent magnet.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] (1) The sealing plate is detachably set on the bearing plate, and the sealing plate is equipped with a bearing strip and a bearing felt pad with the same shape as the outer side of the aluminum profile. By replacing different types of sealing plates, the adaptability to aluminum profiles with different cross sections is better. The felt pad is initially fixed on the bearing strip by the adsorption of permanent magnets. Finally, the felt pad is pressed and further fixed by the clamping plate. The felt pad is more firmly and closely fixed on the sealing plate, and the sealing effect of the felt pad on the aluminum profile is better.

[0016] (2) The sealing plate can be installed, fixed and disassembled by hand-tightening the bolts, the sealing plate on the bearing plate can be installed and disassembled by tightening the bolts, and the permanent magnet can be installed and disassembled by slotting. The maintenance and replacement of different types of sealing plates and felt gaskets are more convenient and quick, which improves the applicability of the sealing mechanism. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the bearing plate of this utility model;

[0019] Figure 3 This is an exploded view of the structure of the sealing plate of this utility model;

[0020] Figure 4 This is an exploded view of the structure of the bearing strip of this utility model;

[0021] Figure 5 This is an exploded view of the structure of the felt pad of this utility model;

[0022] Figure 6 This is an exploded view of the permanent magnet structure of this utility model;

[0023] Figure 7 This is a schematic diagram of the disassembly process of the sealing plate of this utility model;

[0024] Figure 8 This is a schematic diagram of the combined structure of the sealing plate and the clamping plate of this utility model.

[0025] In the diagram: 1. Guide rail; 11. Second clamping bolt; 2. Bearing plate; 21. Receiving groove; 22. Handle; 3. Sealing plate; 31. Bearing strip; 32. Guide groove; 33. First clamping bolt; 34. Positioning groove; 4. Felt pad; 5. Permanent magnet; 51. Groove; 6. Clamping plate; 61. Slot; 7. Hand-tightening bolt. Detailed Implementation

[0026] To more clearly illustrate the technical features of this solution, the following detailed implementation method will be used to explain the solution.

[0027] See Figures 1-8 A sealing mechanism for air-cooled aluminum profile processing includes two guide rails 1 respectively installed at the upper and lower positions on the outer side of the aluminum profile outlet, two support plates 2 slidably disposed between the guide rails 1, a sealing plate 3 detachably disposed on the support plate 2, and a felt pad 4 detachably disposed on the sealing plate 3. The shape of the two felt pads 4 is consistent with the outer shape of the aluminum profile, and the two felt pads 4 are closely disposed on both sides of the aluminum profile.

[0028] One end of the sealing plate 3 is provided with a bearing strip 31 that is consistent with the outer shape of the aluminum profile. The felt pad 4 is covered and provided on the outside of the bearing strip 31. Several permanent magnets 5 are attracted to each other on the outside of the felt pad 4. A clamping plate 6 is provided on the outside of the permanent magnet 5. A hand-tightening bolt 7 that passes through the bearing strip 31 is provided between the two clamping plates 6. The two clamping plates 6 are detachably connected by the hand-tightening bolt 7 of the bearing strip 31.

[0029] Furthermore, the sealing plate 3 can be replaced according to the shape of the aluminum profile to make it more adaptable to different aluminum profiles. In addition, according to the actual production situation, through holes can be opened on the sealing plate 3 to allow infrared rays from the infrared thermometer to pass through, so that the infrared thermometer can detect the temperature of the aluminum profile.

[0030] One end of the support plate 2 is provided with a receiving groove 21, and the edge of the sealing plate 3 is provided with a guide groove 32. The sealing plate 3 is slidably disposed in the receiving groove 21 of the support plate 2 through the guide groove 32.

[0031] The sealing plate 3 is provided with a clamping bolt 33, and the sealing plate 3 is fixed to the bearing plate 2 by the clamping bolt 33.

[0032] A handle 22 is provided at the other end of the support plate 2.

[0033] The guide rail 1 is equipped with a clamping bolt 211, and the bearing plate 2 is fastened to the guide rail 1 by the clamping bolt 211.

[0034] The inner side of the clamping plate 6 is provided with a slot 61 for accommodating the permanent magnet 5.

[0035] The permanent magnet 5 has a slot 51 on its side for hand operation.

[0036] The specific working process of this utility model:

[0037] When in use, the sealing mechanism is first assembled. Specifically, the two bearing plates 2 are inserted into the guide rail 1 facing each other, and the receiving groove 21 of the bearing plate 2 is kept away from the aluminum profile to complete the installation of the bearing plate 2.

[0038] See Figure 4 , Figure 5 The felt pad 4 is cut to match the cross-sectional shape of the aluminum profile, bent and pressed tightly on both sides of the support strip 31. Then the permanent magnets 5 are respectively attracted to both sides of the felt pad 4. The sealing plate 3 is provided with a positioning groove 34. The permanent magnets 5 are positioned by the positioning groove 34. Finally, the position of the felt pad 4 on the support strip 31 is gradually adjusted, and multiple permanent magnets 5 temporarily attract and fix the felt pad 4.

[0039] The clamping plate 6 is passed through the bearing strip 31 by the hand-tightening bolt 7. At this time, the permanent magnet 5 is embedded in the slot 61 of the clamping plate 6. The two clamping plates 6 are clamped against the felt pad 4. Tighten the hand-tightening bolt 7 to further clamp the felt pad 4 firmly, and complete the installation and fixing of the felt pad 4.

[0040] Insert the sealing plate 3 with the felt pad 4 installed into the receiving groove 21 of the bearing plate 2 through the guide groove 32, slide it along the bearing plate 2 to the bottom of the receiving groove 21, tighten the clamping bolt 33 to complete the installation of the sealing plate 3. Finally, when the aluminum profile passes through, slide the position of the bearing plate 2 so that the felt pad 4 is in close contact with the side of the aluminum profile. Then, tighten the clamping bolt 11 on the guide rail 1 to fix the bearing plate 2, and complete the installation of the entire sealing mechanism.

[0041] When the aluminum profile passes through, the elastic and high-temperature resistant felt pad 4 provides a good seal for the aluminum profile and avoids damage to the aluminum profile, resulting in a good sealing effect of the sealing mechanism.

[0042] When the felt pad 4 needs to be replaced, unscrew the hand-tightening bolt 7, remove the clamping plate 6, remove the permanent magnet 5 through the slot 51, remove the old felt pad 4, replace the new felt pad 4, fix it by the attraction of the permanent magnet 5, and then clamp the clamping plate on both sides of the felt pad 4 through the hand-tightening bolt 7 to complete the replacement of the felt pad 4.

[0043] The sealing plate 3 is detachably mounted on the bearing plate 2, and the sealing plate 3 is provided with a bearing strip 31 that is consistent with the outer shape of the aluminum profile to support the felt pad 4. By replacing different types of sealing plates 3, the adaptability to aluminum profiles with different cross sections is better. The felt pad 4 is initially fixed on the bearing strip 31 by the adsorption of permanent magnets. Finally, the felt pad 4 is pressed and further fixed by the clamping plate 6. The felt pad 4 is more firmly and closely fixed on the sealing plate 3, and the felt pad 4 has a better sealing effect on the aluminum profile.

[0044] The sealing plate 3 can be installed, fixed, and disassembled by hand-tightening bolt 7. The sealing plate 3 on the bearing plate 2 can be installed and disassembled by tightening bolt 33. The permanent magnet 5 can be installed and disassembled by slotting 51. The replacement of different types of sealing plates 3 and felt gaskets 4 is more convenient and quick, improving the applicability of the sealing mechanism.

[0045] The technical features of this utility model not described can be implemented by or by using existing technology, and will not be repeated here. Of course, the above description is not a limitation of this utility model, and this utility model is not limited to the examples above. Any changes, modifications, additions or substitutions made by those skilled in the art within the scope of this utility model should also be within the protection scope of this utility model.

Claims

1. A sealing mechanism for air-cooled aluminum profile processing, characterized by, The utility model provides a kind of aluminum profile conveying device, including two guide rails (1) respectively installed on the upper and lower positions of the outer side of aluminum profile discharge port, two bearing plates (2) are oppositely slidably arranged between the guide rail (1), detachably arranged sealing plate (3) on the bearing plate (2), detachably arranged felt pad (4) on the sealing plate (3), the shape of two felt pad (4) is consistent with the outer side shape of the aluminum profile, and two felt pad (4) are closely arranged on the both sides of the aluminum profile.

2. The sealing mechanism for air-cooled aluminum profile processing according to claim 1, characterized in that, One end of the sealing plate (3) is provided with a bearing strip (31) consistent with the shape of the outer side of the aluminum profile, the felt pad (4) is wrapped outside the bearing strip (31), the outer side of the felt pad (4) is oppositely attracted to a plurality of permanent magnets (5), the outer side of the permanent magnet (5) is provided with a clamping plate (6), a hand-tight bolt (7) penetrating the bearing strip (31) is arranged between two clamping plates (6), and two clamping plates (6) are detachably connected by the hand-tight bolt (7) of the bearing strip (31).

3. The sealing mechanism for air-cooled aluminum profile processing according to claim 2, characterized in that, One end of the bearing plate (2) is provided with a containing groove (21), the edge of the sealing plate (3) is provided with a guide groove (32), and the sealing plate (3) is slidably arranged in the containing groove (21) of the bearing plate (2) through the guide groove (32).

4. The sealing mechanism for air-cooled aluminum profile processing according to claim 3, characterized in that, The sealing plate (3) is provided with a compression bolt one (33), and the sealing plate (3) is fixed to the bearing plate (2) by the compression bolt one (33).

5. The sealing mechanism for air-cooled aluminum profile processing according to claim 4, characterized in that, The other end of the bearing plate (2) is provided with a handle (22).

6. The sealing mechanism for air-cooled aluminum profile processing according to claim 5, wherein The guide rail (1) is provided with a compression bolt two (11), and the bearing plate (2) is fastened to the guide rail (1) by the compression bolt two (11).

7. The sealing mechanism for air-cooled aluminum profile processing according to claim 2, wherein The inner side of the clamping plate (6) is provided with a clamping groove (61) for accommodating the permanent magnet (5).

8. The sealing mechanism for air-cooled aluminum profile processing according to claim 2, wherein The side of the permanent magnet (5) is provided with a notch (51) for hand operation.