Double-side synchronous machining aluminum alloy curtain wall and door and window profile cutting equipment

By introducing a mobile material support frame, pneumatic clamps, and a bottom support structure into the aluminum alloy curtain wall and window profile cutting equipment, the problems of low cutting efficiency and low precision of aluminum alloy profiles have been solved, achieving efficient and safe dual-sided synchronous cutting, and improving the operational flexibility and production efficiency of the equipment.

CN224182197UActive Publication Date: 2026-05-01FOSHAN JINLIXING MECHANICAL EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN JINLIXING MECHANICAL EQUIP CO LTD
Filing Date
2025-05-23
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

In the existing technology, the double-sided synchronous cutting of aluminum alloy profiles has low efficiency and low precision, and long profiles are prone to sagging due to their own weight during the cutting process, which can cause the cut to deform.

Method used

It adopts a mobile material support frame design, combined with magnetic adsorption function, to achieve simultaneous processing on both sides, providing stable support and preventing material sagging; it is equipped with a rotatable saw cover and transparent plate to improve safety and operational flexibility; it uses pneumatic clamps for double clamping to ensure cutting accuracy and efficiency; the bottom support structure enhances equipment stability; and a material ejection mechanism is set up to protect the saw teeth and materials.

Benefits of technology

It improves the efficiency and precision of cutting aluminum alloy curtain wall and window profiles, reduces equipment downtime, enhances equipment adaptability and utilization, ensures the flatness and consistency of the cut surface, and reduces safety hazards.

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Abstract

The utility model relates to the technical field of profile cutting for door and window production, and discloses aluminum alloy curtain wall and door and window profile cutting equipment capable of achieving double-side synchronous machining. According to the aluminum alloy curtain wall and door and window profile cutting equipment, the movable material supporting frame is arranged in the aluminum alloy curtain wall and door and window profile cutting equipment and installed on the sliding rail of the right machine head. A magnet is attached to the right machine head, so that the movable material supporting frames can be attracted together and move left and right along with the right machine head. When the right machine head moves leftwards to the minimum distance of the left machine head, the movable material supporting frame can be hidden in a narrow space between the two machine heads, and the space is utilized to the maximum extent. The device can improve the production efficiency and the equipment operation flexibility, the movable design allows the material supporting frame to adjust the position according to the material length and the machining requirement, manual repeated carrying and positioning are avoided, the equipment debugging time is shortened, meanwhile, during double-side synchronous machining, the material supporting frame provides stable supporting for materials, and the production efficiency is improved. Notch deformation caused by the fact that materials are too long and droop due to self weight is avoided, machining precision is improved, adaptability of equipment to different sites is enhanced, the requirement for a fixed production line of a workshop can be met, and the equipment utilization rate is higher.
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Description

A cutting equipment for aluminum alloy curtain wall and window profiles with simultaneous processing on both sides Technical Field

[0001] This application belongs to the field of profile cutting technology for door and window production, specifically a double-sided synchronous processing aluminum alloy curtain wall and door and window profile cutting equipment. Background Technology

[0002] In existing technologies, door and window frames are mostly made of aluminum alloy profiles. During production, symmetrical 45-degree beveled or 90-degree vertical end faces need to be cut at both ends of the aluminum alloy to facilitate subsequent diagonal splicing or tenon jointing of the frame. Current technology typically employs a segmented cutting method: one end of the profile is cut off first, then the other end is re-clamped and cut. In mass production, this method is slow and has low precision.

[0003] Application CN222569439U discloses a door and window frame processing and cutting device, relating to the field of profile cutting technology for door and window production. It includes a fixed platform, a movable platform on one side of the fixed platform, a sliding mechanism fixedly connected to the ground at the bottom of the movable platform, and the movable platform being movably connected to the sliding mechanism. The fixed platform is fixedly installed on the top of the sliding mechanism. A telescopic mechanism is installed between the fixed platform and the movable platform. A limiting mechanism for pressing the profile is installed in the middle section of the telescopic mechanism. Cutting devices are installed on the inner sides of both the fixed platform and the movable platform. The cutting devices can be set to tilt at 90 degrees and 45 degrees. This invention, by setting a sliding mechanism and two cutting devices, can achieve the purpose of matching the overall length of the device to the length of the processed profile, and after adjustment, can simultaneously cut both ends of the aluminum alloy, thereby further improving work efficiency.

[0004] However, this structure cannot provide stable support for long profiles, and the material will sag due to its own weight, causing the cut to deform and lacking cutting precision. Summary of the Invention

[0005] The purpose of this application is to provide a cutting device for aluminum alloy curtain wall and window profiles that performs simultaneous processing on both sides in order to solve the problems mentioned above.

[0006] The technical solution adopted in this application is as follows: A cutting equipment for aluminum alloy curtain wall and window profiles with double-sided synchronous processing includes a left saw head worktable, a bed is provided on the lower surface of the left saw head worktable, guide rails are installed on the left and right edges of the upper surface of the bed, a stop block is installed on the upper surface of the bed at the right end of the inner side of the guide rail, a slider is slidably provided on the outer surface of the guide rail, a slider side fixing block is connected to the outer surface of the slider, a groove is opened along the center line inside the slider, a base is installed on the upper surface of the slider side fixing block, a movable column is fixedly connected to the center position of the upper surface of the base, a material support frame is provided at the upper edge of the front surface of the movable column, and a limit plate is installed on the front surface of the base near the right edge.

[0007] By adopting the above technical solution, a movable material support frame is installed in the aluminum alloy curtain wall and window profile cutting equipment. The frame is equipped with magnetic attraction, which can be attracted to the machine on the right and moved to the fixed machine on the left. This improves efficiency and operational flexibility during processing. The movable design allows the material support frame to be adjusted according to the material length and processing requirements, avoiding repeated manual handling and positioning, reducing equipment downtime. At the same time, when processing on both sides simultaneously, the material support frame provides stable support for the material, preventing the material from sagging due to its own weight and causing cut deformation, thus improving processing accuracy. It also enhances the adaptability of the equipment to different sites, meeting the needs of fixed production lines in the workshop, and improving equipment utilization.

[0008] In a preferred embodiment, a left saw cover is rotatably disposed at the upper edge of the front surface of the left saw head worktable, and a left transparent plate is provided through the surface of the left saw cover. A right saw head worktable is slidably mounted on the upper surface of the bed at the right end of the left saw head worktable, and a right saw cover is rotatably disposed at the upper edge of the front surface of the right saw head worktable, and a right transparent plate is provided through the surface of the right saw cover.

[0009] By adopting the above technical solution, a rotatable saw cover is configured in the cutting equipment and a transparent plate is embedded in the surface to ensure the safety of processing. The lifting and opening design allows the saw cover to be opened during non-working hours for the operator to place materials, and closed during working hours to avoid the saw blade being exposed and reduce safety hazards. The operator can monitor the cutting status in real time through the transparent observation window.

[0010] In a preferred embodiment, the front surface of the left saw head worktable has a left saw opening at the lower end of the left saw cover, and the front surface of the right saw head worktable has a right saw opening at the lower end of the right saw cover.

[0011] By adopting the above technical solution, simultaneous cutting with dual saw blades can shorten the time of a single operation, increase the efficiency of mass production, and ensure that the two ends of the profile are symmetrically stressed during synchronous cutting, avoiding cut deformation or material displacement caused by pressure on one side, ensuring the flatness of the cut surface, and unifying the cutting angle and precision.

[0012] In a preferred embodiment, a left horizontal clamp is installed on the front surface of the left saw head worktable at a horizontal position to the right of the left saw cut, a left vertical clamp is installed on the front surface of the left saw head worktable at a vertical position to the right of the left saw cut, a clamp retainer is installed on the front surface of the right saw head worktable at a horizontal position to the left of the right saw cut, a right horizontal clamp is provided through the upper end of the clamp retainer, and a right vertical clamp is installed on the front surface of the right saw head worktable at a vertical position to the left of the right saw cut.

[0013] By adopting the above technical solution, the equipment is equipped with pneumatic clamps on both sides with horizontal and vertical clamping, which can accurately fix the profile. The double clamping can offset the vibration generated during cutting and prevent the material from shifting horizontally. The pneumatic clamp control can realize quick clamping and release, and can adapt to the continuous processing of profiles with different cross-sectional shapes, which can improve efficiency and ensure the consistency of cutting dimensions.

[0014] In a preferred embodiment, bottom support blocks are installed at intervals on the lower surface of the bed, and legs are fixedly connected to the left and right edges of the lower surface of the bottom support blocks.

[0015] By adopting the above technical solution, multiple support structures are configured at the bottom of the equipment, which can distribute the processing load. Multiple support points can enhance the rigidity of the bed, improve the stability of operation, and ensure that the equipment maintains a horizontal reference for a long time.

[0016] In a preferred embodiment, a control cabinet is provided on the left side surface of the bed, a support rod is installed on the surface of the bottom support block, an operating table is fixedly installed on the upper end of the support rod, and a construction table is provided on the front surface of the left saw head workbench at a certain distance from the left saw cover.

[0017] By adopting the above technical solution, the control cabinet and operating console are centrally located on the left side of the equipment, allowing operators to complete parameter settings, equipment start-up and shutdown operations in the same area, reducing the time spent walking back and forth.

[0018] In a preferred embodiment, a material ejection mechanism is provided on the right end surface of the right saw head workbench, and a fixing plate is installed at the front end of the right end of the front surface of the right saw head workbench at the front end of the material ejection mechanism.

[0019] By adopting the above technical solution, the material ejection mechanism can protect the saw teeth and eliminate safety hazards. After the right saw blade cuts the profile, the material ejection mechanism clamps the tail material and retracts about 10mm to prevent the material from breaking the saw teeth when the right saw blade returns to its original position. This effectively protects the saw teeth and also eliminates the safety hazards caused by flying material when the teeth break.

[0020] In a preferred embodiment, a fixing block is fixedly connected to the front surface of the bed near the right edge, a swingable column is installed on the front surface of the fixing block, and a material support frame is provided on the front surface of the swingable column.

[0021] By adopting the above technical solution, a fixed material support frame II is added to the end of the equipment, which can provide stable support for long materials during processing. The material support frame II bears the overhang of the material after cutting, prevents the profile from slipping, and ensures the symmetry of simultaneous processing on both sides.

[0022] In a preferred embodiment, a crossbar is welded to the right side surface of the height measuring platform, and material support rollers are spaced apart on the rear end surface of the crossbar.

[0023] By adopting the above technical solution, multiple sets of material support rollers are set on the right side of the right machine head, which can effectively support the processed material, prevent the material from being too long and suspended in the air, causing overall deformation and vibration of the material, and ensure the accuracy of the cut and length when cutting the material.

[0024] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0025] In this application, a movable material support frame is installed in the aluminum alloy curtain wall and window profile cutting equipment, mounted on the slide rail of the right cutting head. The right cutting head is equipped with a magnetic attachment, which allows the movable material support frame to be attracted together and move left and right with the right cutting head. When the right cutting head moves to the left to the minimum distance between the left and right cutting heads, the movable material support frame can be hidden in the narrow space between the two cutting heads, maximizing space utilization without affecting the minimum cutting length. The movable material support frame can move to the right with the right cutting head to the set stopping position, automatically detaching from the right cutting head and stopping at this position to fulfill its function of supporting materials. This device can improve production efficiency and equipment operation flexibility. The movable design allows the material support frame to adjust its position according to the material length and processing requirements, avoiding repeated manual handling and positioning, reducing equipment debugging time. At the same time, when processing simultaneously on both sides, the material support frame provides stable support for the material, preventing the material from sagging due to its own weight and causing cut deformation, thus improving processing accuracy. It also enhances the adaptability of the equipment to different sites, meeting the needs of fixed production lines in workshops, and increasing equipment utilization. Attached Figure Description

[0026] Figure 1 is a front view of the external structure of this application;

[0027] Figure 2 is a left view of the external structure in this application;

[0028] Figure 3 is a left view of the material rack structure in this application;

[0029] Figure 4 is a right view of the material support structure in this application.

[0030] The diagram shows the following markings: 1. Left saw head worktable; 2. Operating table; 3. Control cabinet; 4. Support rod; 5. Bottom support block; 6. Support leg; 7. Stop block; 8. Bed; 9. Guide rail; 10. Fixing block; 11. Swinging column; 12. Material support frame two; 13. Crossbar; 14. Material support roller; 15. Fixing plate; 16. Material ejection mechanism; 17. Right saw cover; 18. Right transparent plate; 19. Right saw kerf; 20. Right horizontal clamp; 21. Right vertical clamp; 22. Clamp holder; 23. Construction table; 24. Moving column; 25. Left horizontal clamp; 26. Left vertical clamp; 27. Left saw kerf; 28. Left transparent plate; 29. ​​Left saw cover; 30. Base; 31. Material support frame one; 32. Slider side fixing block; 33. Slide groove; 34. Slider; 35. Limiting plate; 36. Right saw head worktable. Detailed Implementation

[0031] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the embodiments of this application. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0032] Refer to Figure 1-4.

[0033] Example: A cutting device for aluminum alloy curtain wall and window profiles with double-sided synchronous processing includes a left saw head worktable 1. A bed 8 is provided on the lower surface of the left saw head worktable 1. Guide rails 9 are installed on the left and right edges of the upper surface of the bed 8. A stop block 7 is installed on the right end of the upper surface of the bed 8 inside the guide rails 9. A slider 34 is slidably mounted on the outer surface of the guide rails 9. A slider-side fixing block 32 is connected to the outer surface of the slider 34. A groove 33 is formed along the centerline inside the slider 34. A base 30 is welded to the upper surface of the slider-side fixing block 32. A movable column 24 is fixedly connected to the center of the upper surface of the base 30. A material support frame 31 is provided at the upper edge of the front surface of the movable column 24. A limit plate 35 is installed on the front surface near the right edge. A movable material support frame is set in the aluminum alloy curtain wall and window profile cutting equipment. The frame is equipped with magnetic attraction, which can be attracted to the machine on the right and moved to the fixed machine on the left. During the processing, it can improve efficiency and operational flexibility. The movable design allows the material support frame to be adjusted according to the material length and processing requirements, avoiding repeated manual handling and positioning, reducing equipment downtime. At the same time, when processing on both sides simultaneously, the material support frame provides stable support for the material, preventing the material from sagging due to its own weight and causing cut deformation, thus improving processing accuracy. It also enhances the adaptability of the equipment to different sites, meets the needs of fixed production lines in the workshop, and improves equipment utilization.

[0034] A left saw cover 29 is rotatably mounted at the upper edge of the front surface of the left saw head worktable 1. A left transparent plate 28 is opened through the surface of the left saw cover 29. A right saw head worktable 36 is slidably mounted on the upper surface of the bed 8 at the right end of the left saw head worktable 1. A right saw cover 17 is lifted and opened at the upper edge of the front surface of the right saw head worktable 36. A right transparent plate 18 is opened through the surface of the right saw cover 17. The cutting equipment is equipped with a lifting and opening saw cover and a transparent plate is embedded in the surface to ensure the safety of processing. The lifting and opening design allows the saw cover to be opened when not working for the operator to place materials, and closed when working to avoid the saw blade being exposed and reduce safety hazards. The operator can monitor the cutting status in real time through the transparent observation window.

[0035] The front surface of the left saw head worktable 1 is provided with a left saw kerf 27 at the lower end of the left saw cover 29, and the front surface of the right saw head worktable 36 is provided with a right saw kerf 19 at the lower end of the right saw cover 17. The simultaneous cutting of the two saw blades can shorten the single operation time and improve the efficiency of batch production. During synchronous cutting, the two ends of the profile are symmetrically stressed, avoiding cut deformation or material displacement caused by pressure on one side, ensuring the flatness of the cut surface, and unifying the cutting angle and accuracy.

[0036] A left horizontal clamp 25 is installed on the front surface of the left saw head worktable 1 at a horizontal position to the right of the left saw kerf 27. A left vertical clamp 26 is installed on the front surface of the left saw head worktable 1 at a vertical position to the right of the left saw kerf 27. A clamp retainer 22 is installed on the front surface of the right saw head worktable 36 at a horizontal position to the left of the right saw kerf 19. A right horizontal clamp 20 is installed through the upper end of the clamp retainer 22. A right vertical clamp 21 is installed on the front surface of the right saw head worktable 36 at a vertical position to the left of the right saw kerf 19. The equipment is equipped with pneumatic clamps on both sides with horizontal and vertical clamping, which can accurately fix the profile. The double clamping can offset the vibration generated during cutting and prevent the material from horizontally shifting. The pneumatic clamp control can realize quick clamping and release, which can adapt to the continuous processing of profiles with different cross-sectional shapes, improving efficiency and ensuring the consistency of cutting dimensions.

[0037] Bottom support blocks 5 are installed at intervals on the lower surface of the bed 8. Support legs 6 are fixedly connected to the left and right edges of the lower surface of the bottom support blocks 5. Multiple support structures are configured at the bottom of the equipment to distribute the processing load. Multiple support points can enhance the rigidity of the bed, improve the stability of operation, and ensure that the equipment maintains a horizontal reference for a long time.

[0038] A control cabinet 3 is installed on the left side surface of the bed 8, and a support rod 4 is installed on the surface of the bottom support block 5. An operating table 2 is fixedly installed on the upper end of the support rod 4. A construction table 23 is set on the front surface of the left saw head worktable 1 at a certain distance from the left saw cover 29. By centrally setting the control cabinet and operating table on the left side of the equipment, the operator can complete parameter setting, equipment start and stop and other operations in the same area, reducing the time spent walking back and forth.

[0039] A material ejection mechanism 16 is provided on the right end surface of the right saw head worktable 36. A fixing plate 15 is welded to the front end of the material ejection mechanism 16 on the right end of the front surface of the right saw head worktable 36. The material ejection mechanism can protect the saw teeth and eliminate safety hazards. After the right saw blade cuts the profile, the material ejection mechanism clamps the tail material and retracts about 10mm to prevent the material from breaking the saw teeth when the right saw blade returns to its original position. This effectively protects the saw blade teeth and also eliminates the safety hazard caused by flying material when the teeth break.

[0040] A fixing block 10 is fixedly connected to the front surface of the bed 8 near the right edge. A fixing column 11 is installed on the front surface of the fixing block 10. A material support frame 2 12 is provided on the front surface of the fixing column 11. The addition of a fixed material support frame 2 at the end of the equipment can provide stable support for long materials during processing. The material support frame 2 bears the overhang of the material after cutting, prevents the profile from slipping, and ensures the symmetry of simultaneous processing on both sides.

[0041] A crossbar 13 is welded to the right side surface of the unloading mechanism 16. A material support roller 14 is provided at intervals on the rear end surface of the crossbar 13. Multiple sets of material support rollers are provided on the right side of the right machine head to effectively support the processed material, prevent the material from being too long and suspended in the air, causing overall deformation and vibration of the material, and ensure the cutting accuracy and length accuracy of the material during cutting.

[0042] The implementation principle of this application's embodiment of a cutting equipment for aluminum alloy curtain wall and window profiles with simultaneous processing on both sides is as follows: In this application, a movable material support frame is installed in the aluminum alloy curtain wall and window profile cutting equipment, which is mounted on the slide rail of the right cutting head. The right cutting head is equipped with a magnetic attachment, which can attract the movable material support frame together, allowing it to move left and right along with the right cutting head. When the right cutting head moves to the left to the minimum distance between the left and right cutting heads, the movable material support frame can be hidden in the narrow space between the two cutting heads, maximizing space utilization without affecting the minimum cutting length. The movable material support frame can move to the right with the right cutting head to a set stopping position, automatically detach from the right cutting head, and stop at this position to realize its function of supporting materials. This device can improve production efficiency and equipment operation flexibility. The mobile design allows the material support rack to be adjusted according to the material length and processing requirements, avoiding repeated manual handling and positioning, reducing equipment debugging time. At the same time, when processing simultaneously on both sides, the material support rack provides stable support for the material, preventing the material from sagging due to its own weight and causing cut deformation, thus improving processing accuracy. It also enhances the adaptability of the equipment to different sites, meeting the needs of fixed production lines in the workshop, and increasing equipment utilization.

[0043] The above embodiments are only used to illustrate the technical solutions of this application, and are not intended to limit them. Although this application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this application.

Claims

1. A cutting device for aluminum alloy curtain wall and window profiles with simultaneous processing on both sides, comprising a left saw head worktable (1), characterized in that: The lower surface of the left saw head workbench (1) is provided with a bed (8). The upper surface of the bed (8) is provided with guide rails (9) on the left and right sides. The upper surface of the bed (8) is provided with a stop block (7) on the right side inside the guide rail (9). The outer surface of the guide rail (9) is provided with a slider (34). The outer surface of the slider (34) is connected with a slider side fixing block (32). The slider (34) is provided with a groove (33) along the center line inside. The upper surface of the slider side fixing block (32) is provided with a base (30). The center of the upper surface of the base (30) is fixedly connected with a movable column (24). The upper edge of the front surface of the movable column (24) is provided with a material support frame (31). The front surface of the base (30) is provided with a limit plate (35) near the right edge.

2. The double-sided synchronous machining aluminum alloy curtain wall and door and window profile cutting equipment according to claim 1, characterized in that: A left saw cover (29) is rotatably installed at the upper edge of the front surface of the left saw head worktable (1). A left transparent plate (28) is opened through the surface of the left saw cover (29). A right saw head worktable (36) is slidably installed on the upper surface of the bed (8) at the right end of the left saw head worktable (1). A right saw cover (17) is raised and lowered at the upper edge of the front surface of the right saw head worktable (36). A right transparent plate (18) is opened through the surface of the right saw cover (17).

3. The double-sided synchronized machining equipment for cutting aluminum alloy curtain wall and door & window profile according to claim 2, characterized in that: The front surface of the left saw head worktable (1) is provided with a left saw cut (27) at the lower end of the left saw cover (29), and the front surface of the right saw head worktable (36) is provided with a right saw cut (19) at the lower end of the right saw cover (17).

4. The aluminum alloy curtain wall and window profile cutting equipment for simultaneous processing on both sides as described in claim 3, characterized in that: The front surface of the left saw head worktable (1) is horizontally positioned to the right of the left saw cut (27) and a left horizontal clamp (25) is installed. The front surface of the left saw head worktable (1) is vertically positioned to the right of the left saw cut (27) and a left vertical clamp (26) is installed. The front surface of the right saw head worktable (36) is horizontally positioned to the left of the right saw cut (19) and a clamp holder (22) is installed. The upper end of the clamp holder (22) is provided with a right horizontal clamp (20). The front surface of the right saw head worktable (36) is vertically positioned to the left of the right saw cut (19) and a right vertical clamp (21) is installed.

5. The apparatus for cutting aluminum alloy curtain wall and door & window profile of double-side synchronous machining according to claim 1, characterized in that: Bottom support blocks (5) are installed at intervals on the lower surface of the bed (8), and legs (6) are fixedly connected to the left and right edges of the lower surface of the bottom support blocks (5).

6. The aluminum alloy curtain wall and window profile cutting equipment for simultaneous processing on both sides as described in claim 5, characterized in that: A control cabinet (3) is provided on the left side surface of the bed (8), a support rod (4) is installed on the surface of the bottom support block (5), an operating table (2) is fixedly installed on the upper end of the support rod (4), and a construction table (23) is provided on the front surface of the left saw head worktable (1) at a certain distance from the left saw cover (29).

7. A double sided synchronized machining of aluminum alloy curtain wall and door & window profile cutting apparatus as claimed in claim 2 wherein An automatic unloading mechanism (16) is provided on the right end surface of the right saw head workbench (36), and a fixing plate (15) is installed at the front end of the right surface of the right saw head workbench (36) at the front end of the unloading mechanism (16).

8. The aluminum alloy curtain wall and window profile cutting equipment for simultaneous processing on both sides as described in claim 1, characterized in that: A fixing block (10) is fixedly connected to the front surface of the bed (8) near the right edge. A swingable column (11) is installed on the front surface of the fixing block (10). A material support frame (12) is provided on the front surface of the swingable column (11).

9. The apparatus for cutting aluminum alloy curtain wall and door & window profile of double-side synchronous machining according to claim 7, characterized in that: A crossbar (13) is installed on the right side surface of the unloading mechanism (16), and a material support roller (14) is provided at intervals on the rear end surface of the crossbar (13).

Citation Information

Patent Citations

  • Door and window frame machining and cutting equipment

    CN222569439U