Building aluminum alloy plate drilling device

By designing an automated aluminum alloy sheet drilling device, using the combination of driving cylinder and robotic arm, the problems of inaccurate and low efficiency of aluminum alloy sheet drilling in the prior art are solved, and efficient and stable for multiple sheets Drilling operation.

CN222198996UActive Publication Date: 2024-12-20ZHEJIANG BAOLONG CONSTR
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Patent Information

Application Number
CN202323482076.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-19
Publication Date
2024-12-20
Estimated Expiration
2033-12-19

AI Technical Summary

Technical Problem

The existing building aluminum alloy sheet drilling device has problems such as inaccurate manual operation, low efficiency and inability to deal with multiple sheets at the same time, resulting in unstable drilling and insufficient efficiency.

Method used

A drilling device including a frame, a drive cylinder, a vertical moving mechanism and a horizontal robot arm was designed. Through automatic pressure positioning and precise adjustment, it realizes automatic drilling of multiple aluminum alloy sheets, using drive cylinders and vertical Combination of moving mechanism and horizontal robotic arm ensures accuracy and stability of drilling.

Benefits of technology

Automatic drilling of building aluminum alloy sheets is achieved, which improves the accuracy and stability of drilling, and significantly improves work efficiency, and can handle multiple sheets at the same time.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a building aluminum alloy plate drilling device which comprises a machine frame, supporting legs are arranged at the bottom of the machine frame, a platform and a side base plate are arranged on the machine frame, a left fixing block and a driving air cylinder are arranged on the platform, the driving air cylinder is provided with a driving shaft, the driving shaft is provided with a right moving abutting piece, and a vertical moving mechanism is arranged on the side base plate. The vertical moving mechanism is provided with a movable plate, an auxiliary guide rod and a lead screw are arranged on the movable plate, a top plate is arranged at the top end of the auxiliary guide rod, a lead screw motor is arranged on the top plate and is in driving connection with the lead screw, a lead screw nut sleeve is arranged on the lead screw in a transmission mode, and an auxiliary sliding sleeve is arranged on the auxiliary guide rod. A lifting seat is fixedly arranged on the lead screw nut sleeve and the auxiliary sliding sleeve, a horizontal mechanical arm is movably arranged on the lifting seat, and the horizontal mechanical arm comprises a rotary driving motor I, a rotary driving motor II, a drill bit driving motor, a rotary arm I, a rotary arm II and a drill bit. The device has the characteristics of automatic counter-pressure positioning, accurate and stable drilling and high drilling working efficiency.
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Description

Technical Field

[0001] The utility model relates to the technical field of building aluminum material processing equipment, in particular to a building aluminum alloy plate drilling device. Background Art

[0002] In construction projects, many building materials are now replaced by aluminum alloys due to their corrosion resistance, long service life and light weight. Before making finished building aluminum products, holes need to be drilled on the building aluminum alloy plates for subsequent construction and installation.

[0003] At present, drilling is usually done manually or with simple mechanical equipment. However, these methods have some problems. Manual operation usually involves manual clamping and fixing, which can easily cause the building aluminum alloy sheet to deviate, and the drilling is very inaccurate and unstable, and is often inefficient. In addition, the existing building aluminum alloy sheet drilling device cannot drill multiple building aluminum alloy sheets, and its drilling work efficiency needs to be improved, so it is necessary to improve it. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a drilling device for building aluminum alloy plates, which has the characteristics of automatic pressure positioning, accurate and stable drilling, and high drilling efficiency for drilling multiple building aluminum alloy plates.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drilling device for building aluminum alloy plate, comprising a frame, a supporting foot is arranged at the bottom of the frame, a platform and a side base plate are arranged on the frame, a left fixed block and a driving cylinder are arranged on the platform, the driving cylinder is provided with a driving shaft, a right movable pressing member is fixedly arranged on the driving shaft, a vertical moving mechanism is arranged on the side base plate, a movable plate is movably arranged on the vertical moving mechanism, an auxiliary guide rod and a screw rod are arranged on the movable plate, and a top plate is arranged on the top of the auxiliary guide rod A screw motor is arranged on the top plate, the screw motor is connected to the screw drive, a screw nut sleeve is arranged on the screw for transmission, an auxiliary sliding sleeve is arranged on the auxiliary guide rod, a lifting seat is fixedly arranged on the screw nut sleeve and the auxiliary sliding sleeve, a horizontal mechanical arm is movably arranged on the lifting seat, the horizontal mechanical arm comprises a rotary drive motor I, a rotary drive motor II, a drill drive motor, a rotary arm I, a rotary arm II and a drill, an extension plate I and an extension plate II are arranged on the lifting seat, and the rotary drive motor I is installed on the extension plate I, The rotary drive motor I is driven to be provided with a driving wheel I, a rotary arm shaft I is provided on the rotary arm I, the rotary arm shaft I is rotatably provided on the extension plate II, a driven wheel I is provided on the rotary arm shaft I, a transmission belt I is installed between the driving wheel I and the driven wheel I, the rotary drive motor II is arranged at the top of the rotary arm I, the rotary drive motor II is driven to be provided with a driving wheel II, a rotary arm shaft II is provided on the rotary arm II, the rotary arm shaft II is rotatably provided at the end of the rotary arm I, a driven wheel II is provided on the rotary arm shaft II, a transmission belt II is installed between the driving wheel II and the driven wheel II, the drill drive motor is arranged at the bottom of the rotary arm II, the drill drive motor is driven to be provided with a driving wheel III, a rotary arm shaft III is rotatably provided on the rotary arm II, a driven wheel III is provided on the rotary arm shaft III, a transmission belt III is installed between the driving wheel III and the driven wheel III, the rotary arm shaft III is fixedly connected with a drill seat, a fixing part is provided on the drill seat, and the drill bit is installed on the fixing part.

[0006] As a preferred embodiment of the present invention, a sliding pad layer is provided on the platform.

[0007] As a preferred embodiment of the present invention, the number of the driving cylinders is three, and the driving cylinders are respectively located at the upper, middle and lower positions of the right movable pressing member.

[0008] As a preferred embodiment of the utility model, the vertical movement mechanism includes a directional slide rail I, a directional slide rail II, a fixed helical rack, a vertical movement drive motor, a helical gear, a sleeve I and a sleeve II, the directional slide rail I, the directional slide rail II and the fixed helical rack are fixedly arranged on the side base plate, the sleeve I and the sleeve II are arranged at the bottom of the movable plate, the sleeve I is slidably arranged on the directional slide rail I, the sleeve II is slidably arranged on the directional slide rail II, the vertical movement drive motor is arranged on the movable plate, the vertical movement drive motor drives the connected helical gear, and the helical gear is arranged in meshing transmission with the fixed helical rack.

[0009] As a preferred embodiment of the present invention, a rotating seat for rotating the screw rod is provided on the movable plate.

[0010] As a preferred embodiment of the utility model, the drill bit is inserted into the fixing part, and the fixing part is provided with a countersunk bolt for locking the drill bit.

[0011] By adopting the above technical solution, the utility model has the following advantages compared with the prior art:

[0012] The utility model has a simple and reasonable structure. First, a plurality of building aluminum alloy plates are placed on the platform. After placement, the driving cylinder is used to drive the right movable pressure piece to move to the left and press against one side end of the building aluminum alloy plate, so that the other side end of the building aluminum alloy plate abuts against the left fixed block. With the left fixed block as a reference, the right movable pressure piece and the left fixed block form a relative pressure positioning for the building aluminum alloy plate, thereby achieving correction positioning for the building aluminum alloy plate, so as to ensure the accuracy and stability of subsequent drilling; secondly, the vertical basic position of the movable plate is adjusted by the vertical moving mechanism, and the horizontal mechanical arm can adjust the horizontal position at the vertical basic position, wherein the rotating driving motor I drives the driving wheel I, and the transmission belt I is used to drive the driven wheel I to rotate, and the rotating arm shaft I is driven to rotate, and then the rotating arm I can be rotationally adjusted. This structure can achieve the relative rotation of the rotating arm I and the lifting seat, and the driving wheel II is driven by the rotating driving motor II, and the transmission belt II is used to drive the driven wheel II to rotate, and the rotating arm shaft II is driven to rotate. Rotate, and then can rotate and adjust the rotating arm II. This structure can achieve the relative rotation action of the rotating arm I and the rotating arm II. Through the above structure, the horizontal robotic arm can perform horizontal and vertical horizontal position adjustment. It only needs to control the horizontal robotic arm through the robotic arm control software to accurately control the horizontal position adjustment. The drill drive motor drives the active wheel III, and the transmission belt III is used to drive the driven wheel III to rotate, thereby driving the rotating arm shaft III and the drill seat to rotate, thereby driving the rotation of the drill bit. Finally, by controlling the screw motor to drive the screw to rotate, the transmission drives the screw nut sleeve to move downward, thereby driving the lifting seat, the horizontal robotic arm and the drill bit to drill downward. After the drilling process of a building aluminum alloy plate is completed, the vertical basic position is adjusted by the vertical moving mechanism, and then the next building aluminum alloy plate is drilled. Repeat the horizontal robotic arm adjustment and the drill drilling action. This structure can automatically drill multiple building aluminum alloy plates in sequence, and the drilling is accurate and stable, and the work efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the installation of the driving cylinder and the right movable pressing member of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the vertical moving mechanism of the utility model;

[0017] Figure 4This is a schematic diagram of the structure of the horizontal mechanical arm of the utility model;

[0018] In the figure: 1. frame; 2. support foot; 3. platform; 4. side base plate; 5. left fixed block; 6. drive cylinder; 7. drive shaft; 8. right movable pressure piece; 9. movable plate; 10. auxiliary guide rod; 11. screw rod; 12. top plate; 13. screw rod motor; 14. screw rod nut sleeve; 15. auxiliary sliding sleeve; 16. lifting seat; 17. rotation drive motor I; 18. rotation drive motor II; 19. drill drive motor; 20. rotating arm I; 21. rotating arm II; 22. drill; 23. extension plate I; 24. extension plate II; 25. driving wheel I; 26. rotating arm shaft I; 27, driven wheel I; 28, transmission belt I; 29, driving wheel II; 30, rotating arm shaft II; 31, driven wheel II; 32, transmission belt II; 33, driving wheel III; 34, rotating arm shaft III; 35, driven wheel III; 36, transmission belt III; 37, drill seat; 38, fixing part; 39, bearing; 40, sliding cushion; 41, directional slide rail I; 42, directional slide rail II; 43, fixed helical rack; 44, vertical moving drive motor; 45, helical gear; 46, sleeve I; 47, sleeve II; 48, rotating seat; 49, countersunk bolt. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figure 1-4The utility model provides a technical solution: a drilling device for building aluminum alloy plates, including a frame 1, a support foot 2 is arranged at the bottom of the frame 1, a platform 3 and a side base plate 4 are arranged on the frame 1, a left fixed block 5 and a driving cylinder 6 are arranged on the platform 3, the driving cylinder 6 is provided with a driving shaft 7, the driving shaft 7 is fixedly provided with a right movable pressing member 8, a vertical moving mechanism is arranged on the side base plate 4, a movable plate 9 is arranged on the vertical moving mechanism, an auxiliary guide rod 10 and a screw rod 11 are arranged on the movable plate 9, a top plate 12 is arranged on the top plate 12, a screw motor 13 is arranged on the screw rod The motor 13 is connected to the screw rod 11 for driving. The screw rod 11 is provided with a screw nut sleeve 14 for transmission. The auxiliary guide rod 10 is provided with an auxiliary sleeve 15. A lifting seat 16 is fixedly provided on the screw nut sleeve 14 and the auxiliary sleeve 15. A horizontal mechanical arm is movably provided on the lifting seat 16. The horizontal mechanical arm includes a rotary drive motor I17, a rotary drive motor II18, a drill drive motor 19, a rotary arm I20, a rotary arm II21 and a drill 22. An extension plate I23 and an extension plate II24 are provided on the lifting seat 16. The rotary drive motor I17 is installed on the extension plate I23. The rotary drive motor I18 is installed on the extension plate I24. The rotating arm I20 is provided with a driving wheel I25, a rotating arm shaft I26 is provided on the rotating arm I20, the rotating arm shaft I26 is rotatably provided on the extension plate II24, a driven wheel I27 is provided on the rotating arm shaft I26, a transmission belt I28 is installed between the driving wheel I25 and the driven wheel I27, a rotating driving motor II18 is provided on the top of the rotating arm I20, the rotating driving motor II18 drives a driving wheel II29, a rotating arm shaft II30 is provided on the rotating arm II21, the rotating arm shaft II30 is rotatably provided on the end of the rotating arm I20, and a driven wheel II29 is provided on the rotating arm shaft II30. 31, a transmission belt II32 is installed between the driving wheel II29 and the driven wheel II31, the drill drive motor 19 is arranged at the bottom of the rotating arm II21, the drill drive motor 19 drives the driving wheel III33, a rotating arm shaft III34 is rotatably arranged on the rotating arm II21, a driven wheel III35 is arranged on the rotating arm shaft III34, a transmission belt III36 is installed between the driving wheel III33 and the driven wheel III35, the rotating arm shaft III34 is fixedly connected to a drill seat 37, a fixing part 38 is arranged on the drill seat 37, and the drill bit 22 is installed on the fixing part 38.

[0022] In this embodiment, the utility model has a simple and reasonable structure. First, a plurality of building aluminum alloy plates are placed on the platform 3. After placement, the driving cylinder 6 is used to drive the right movable pressing member 8 to move to the left and press against one side end of the building aluminum alloy plate, so that the other side end of the building aluminum alloy plate is abutted against the left fixed block 5. With the left fixed block 5 as a reference, the right movable pressing member 8 and the left fixed block 5 form a relative pressure positioning for the building aluminum alloy plate, thereby achieving a correct positioning for the building aluminum alloy plate, so as to ensure the accuracy and stability of subsequent drilling; secondly, by vertical The moving mechanism adjusts the vertical basic position of the movable plate 9, and the horizontal mechanical arm can adjust the horizontal position at the vertical basic position, wherein the rotary drive motor I17 drives the active wheel I25, and the transmission belt I28 is used to drive the driven wheel I27 to rotate, and the rotating arm shaft I26 is driven to rotate, and then the rotating arm I20 can be rotationally adjusted. This structure can achieve the relative rotation of the rotating arm I20 and the lifting seat 16, and the active wheel II29 is driven by the rotary drive motor II18, and the driven wheel II31 is driven to rotate by the transmission belt II32, and the rotating arm shaft II30 rotates, and then the rotating arm II21 can be rotated and adjusted. This structure can achieve the relative rotation of the rotating arm I20 and the rotating arm II21. Through the above structure, the horizontal robot arm can adjust the horizontal position horizontally and vertically. It only needs to control the horizontal robot arm through the robot arm control software to accurately control the horizontal position adjustment. The drill drive motor 19 drives the active wheel III33, and the transmission belt III36 is used to drive the driven wheel III35 to rotate, thereby driving the rotating arm shaft III34 and the drill seat 37 to rotate. And drive the rotation of the drill bit 22, finally by controlling the screw motor 13 to drive the screw 11 to rotate, the transmission drives the screw nut sleeve 14 to move downward, thereby driving the lifting seat 16, the horizontal mechanical arm and the drill bit 22 to drill downward. After the drilling process of one building aluminum alloy plate is completed, the vertical base position is adjusted by the vertical moving mechanism, and then the next building aluminum alloy plate is drilled, and the horizontal mechanical arm adjustment and the drilling action of the drill bit 22 are repeated. This structure can automatically drill holes in multiple building aluminum alloy plates in sequence, the drilling is accurate and stable, and the work efficiency is improved.

[0023] Specifically, the support foot 2 is used to support the frame 1. The left fixed block 5 is in the shape of an elongated strip, and the lengths of the left fixed block 5 and the right movable pressure piece 8 are set according to actual needs. The movable plate 9 is adjusted in vertical position by a vertical moving mechanism, and an auxiliary guide rod 10 and a screw rod 11 are arranged on the movable plate 9, and the lifting seat 16 is arranged on the screw rod 11 through a screw nut sleeve 14, and the horizontal mechanical arm is arranged on the lifting seat 16, so that the vertical basic position of the horizontal mechanical arm and the drill bit 22 can be adjusted. The screw nut sleeve 14 and the screw rod adopt conventional existing technologies, and only a linear lifting action needs to be achieved. A bearing member 39 is arranged on the extension plate II24 for the normal rotation of the rotating arm shaft I26. The outer rings of the driving wheel I25, the driven wheel I27, the driving wheel II29, the driven wheel II31, the driving wheel III33 and the driven wheel III35 are all provided with toothed structures, and the transmission belt I28, the transmission belt II32 and the transmission belt III36 are all toothed transmission belts. The transmission effect of the structure is better and the control and adjustment are better. The robot arm control software belongs to the conventional existing technology, and this device is used.

[0024] Furthermore, a sliding pad layer 40 is provided on the platform 3 .

[0025] In this embodiment, the sliding pad layer 40 is made of a material with good sliding properties to reduce friction and facilitate the placement and movement of the building aluminum alloy plate.

[0026] Furthermore, there are three driving cylinders 6 , which are respectively located at the upper, middle and lower positions of the right movable pressing member 8 .

[0027] In this embodiment, there are three driving cylinders 6, which are respectively located at the upper, middle and lower positions of the right movable pressing member 8. This structure has better pushing and pressing stability for the right movable pressing member 8, uniform thrust and better pressing effect.

[0028] Furthermore, the vertical movement mechanism includes a directional slide rail I41, a directional slide rail II42, a fixed bevel rack 43, a vertical movement drive motor 44, a bevel gear 45, a sleeve I46 and a sleeve II47. The directional slide rail I41, the directional slide rail II42 and the fixed bevel rack 43 are fixedly arranged on the side base plate 4, the sleeve I46 and the sleeve II47 are arranged at the bottom of the movable plate 9, the sleeve I46 is slidably arranged on the directional slide rail I41, the sleeve II47 is slidably arranged on the directional slide rail II42, the vertical movement drive motor 44 is arranged on the movable plate 9, the vertical movement drive motor 44 drives the connected bevel gear 45, and the bevel gear 45 is arranged in meshing transmission with the fixed bevel rack 43.

[0029] In this embodiment, the bevel gear 45 is driven by the vertical moving drive motor 44, and the bevel gear 45 and the fixed bevel rack 43 are in meshing transmission arrangement, so that the bevel gear 45 can move vertically on the fixed bevel rack 43, thereby achieving vertical basic position adjustment, wherein the directional sliding of the sliding sleeve I46 and the directional slide rail I41, and the directional sliding of the sliding sleeve II47 and the directional slide rail II42, improve the vertical adjustment stability.

[0030] Furthermore, a rotating seat 48 for rotating the screw rod 11 is provided on the movable plate 9 .

[0031] In this embodiment, the rotating seat 48 can ensure that the screw rod 11 can rotate normally.

[0032] Furthermore, the drill bit 22 is inserted into the fixing portion 38 , and a countersunk bolt 49 for locking the drill bit 22 is provided on the fixing portion 38 .

[0033] In this embodiment, the drill bit 22 is locked by the countersunk bolt 49. This structure can facilitate the disassembly and replacement of drill bits 22 with different diameters, and has better usability.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A drilling device for a building aluminum alloy plate, comprising a frame (1), a support leg (2) being arranged at the bottom of the frame (1), a platform (3) and a side base plate (4) being arranged on the frame (1), a left fixed block (5) and a driving cylinder (6) being arranged on the platform (3), a driving shaft (7) being arranged on the driving cylinder (6), a right movable pressing member (8) being fixedly arranged on the driving shaft (7), a vertical moving mechanism being arranged on the side base plate (4), a movable plate (9) being movably arranged on the vertical moving mechanism, an auxiliary guide rod (10) and a screw rod (11) being arranged on the movable plate (9), a top plate (12) being arranged at the top end of the auxiliary guide rod (10), a screw rod motor (13) being arranged on the top plate (12), and a screw rod motor (14) being arranged on the top plate (13). ), the screw motor (13) is connected to the screw (11) for driving, the screw (11) is provided with a screw nut sleeve (14) for transmission, the auxiliary guide rod (10) is provided with an auxiliary sleeve (15), a lifting seat (16) is fixedly provided on the screw nut sleeve (14) and the auxiliary sleeve (15), a horizontal mechanical arm is movably provided on the lifting seat (16), the horizontal mechanical arm comprises a rotary drive motor I (17), a rotary drive motor II (18), a drill drive motor (19), a rotary arm I (20), a rotary arm II (21) and a drill (22), an extension plate I (23) and an extension plate II (24) are provided on the lifting seat (16), the rotary drive motor I (17) is mounted on the extension plate I (23), the rotation drive motor I (17) is driven by a driving wheel I (25), the rotation arm I (20) is provided with a rotation arm shaft I (26), the rotation arm shaft I (26) is rotatably arranged on the extension plate II (24), the rotation arm shaft I (26) is provided with a driven wheel I (27), a transmission belt I (28) is installed between the driving wheel I (25) and the driven wheel I (27), the rotation drive motor II (18) is arranged at the top of the rotation arm I (20), the rotation drive motor II (18) is driven by a driving wheel II (29), the rotation arm II (21) is provided with a rotation arm shaft II (30), the rotation arm shaft II (30) is rotatably arranged on the rotation arm I ( 20), a driven wheel II (31) is arranged on the rotating arm shaft II (30), a transmission belt II (32) is installed between the driving wheel II (29) and the driven wheel II (31), the drill driving motor (19) is arranged at the bottom of the rotating arm II (21), the drill driving motor (19) drives a driving wheel III (33), a rotating arm shaft III (34) is rotatably arranged on the rotating arm II (21), a driven wheel III (35) is arranged on the rotating arm shaft III (34), a transmission belt III (36) is installed between the driving wheel III (33) and the driven wheel III (35), and a drill seat (37) is fixedly connected to the rotating arm shaft III (34),The drill bit seat (37) is provided with a fixing portion (38), and the drill bit (22) is mounted on the fixing portion (38).

2. The drilling device for building aluminum alloy sheet according to claim 1, characterized in that: A sliding cushion layer (40) is provided on the platform (3).

3. The drilling device for building aluminum alloy sheet according to claim 1, characterized in that: The number of the driving cylinders (6) is three, and the driving cylinders (6) are respectively located at the upper, middle and lower positions of the right movable pressing member (8).

4. The drilling device for building aluminum alloy sheet according to claim 1, characterized in that: The vertical movement mechanism comprises a directional slide rail I (41), a directional slide rail II (42), a fixed helical rack (43), a vertical movement drive motor (44), a helical gear (45), a sleeve I (46) and a sleeve II (47); the directional slide rail I (41), the directional slide rail II (42) and the fixed helical rack (43) are fixedly arranged on the side base plate (4); the sleeve I (46) and the sleeve II (47) are arranged at the bottom of the movable plate (9); the sleeve I (46) is slidably arranged on the directional slide rail I (41); the sleeve II (47) is slidably arranged on the directional slide rail II (42); the vertical movement drive motor (44) is arranged on the movable plate (9); the vertical movement drive motor (44) drives the connected helical gear (45); the helical gear (45) and the fixed helical rack (43) are arranged in meshing transmission.

5. The drilling device for building aluminum alloy sheet according to claim 1, characterized in that: The movable plate (9) is provided with a rotating seat (48) for rotating the screw rod (11).

6. The drilling device for building aluminum alloy sheet according to claim 1, characterized in that: The drill bit (22) is inserted into the fixing portion (38), and the fixing portion (38) is provided with a countersunk bolt (49) for locking the drill bit (22).