Punching device for aluminum alloy door and window machining

Abstract

The utility model provides a trepanning device for aluminum alloy door and window machining, and mainly relates to the field of aluminum alloy door and window machining equipment. A trepanning device for aluminum alloy door and window machining comprises a supporting base. The drilling machine has the advantages that the multiple sets of movable drilling machines are arranged on the upper portion of the supporting base, the folding mechanisms are arranged between the drilling machines, so that drill bits can be kept at equal intervals all the time, and the intervals between the drilling machines can be adjusted by moving the single drilling machine; according to the drilling device, the drilling machines can rapidly adjust the intervals of various materials of different lengths, drilling work of the materials of different lengths can be conveniently conducted, the time for changing and adjusting during drilling of the materials of different lengths is shortened, and the efficiency is improved; furthermore, a variable limiting mechanism is arranged on the platform, so that the device can perform fixed trepanning work on various aluminum alloy materials with different specifications.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to aluminum alloy door and window processing equipment field, concretely is a kind of aluminum alloy door and window processing is used hole device. BACKGROUND

[0002] With the progress of society, people's requirements for housing are also more and more high-level, so there are many building decoration parts, especially people's control of building quality, so that traditional doors and windows are no longer used, and the strength and life of traditional doors and windows are no longer recognized by people, so aluminum alloy doors and windows appear, aluminum alloy has the excellent corrosion resistance and long service life, and aluminum alloy doors and windows need to be drilled during production and installation. When a multi-head drilling machine is used to drill a large number of multi-size door and window materials, multiple hole spacing adjustments need to be made for multiple drill bits for different lengths of aluminum alloy material. The adjustment process is relatively complicated and reduces work efficiency. UTILITY MODEL CONTENTS

[0003] To solve the problems of the prior art, the utility model provides an aluminum alloy door and window processing hole device, which has the following main effects: a folding mechanism is arranged between the drill machines of the multi-head drilling machine to keep the drill bits at equal intervals at all times, and the spacing between the drill machines can be adjusted by moving a single drill machine, so that the drill machines can quickly adjust the spacing of multiple different length materials, facilitating drilling of multiple length materials. Further, the hydraulic lifting device drives each drill machine to lift and drill, and a variable limiting mechanism is arranged on the platform to enable the device to fix and drill multiple different specifications of aluminum alloy materials.

[0004] The utility model discloses a kind of aluminum alloy door and window processing hole devices, to achieve the above-mentioned purposes by the following technical solutions:

[0005] A kind of aluminum alloy door and window processing hole device, including support base, the support base upper surface rear portion both sides are fixed with hydraulic cylinder one, the hydraulic cylinder one telescopic end is fixed with bent head, two sides The bent head front portion is fixed with sliding groove plate, the sliding groove plate front portion is equipped with sliding groove, the sliding groove plate front portion is equipped with several drill machines, the drill machine rear portion upper and lower sides are fixed with sliding groove block and are installed in the sliding groove with its sliding connection, the sliding groove block rear portion is fixed with limit block and the sliding groove plate rear portion sliding connection.

[0006] Further, each said drill front part is provided with a fixed folding rod seat and a sliding rail groove, the outer periphery of the fixed folding rod seat is provided with two groups of short folding rods which are rotationally connected with the fixed folding rod seat, the end of the short folding rod is provided with a sliding shaft seat hole, the inner part of the sliding shaft seat hole is provided with a sliding shaft seat which is rotationally connected with the sliding shaft seat hole, the inner side of the sliding shaft seat is fixedly provided with a sliding rail column, the sliding rail column is arranged in the sliding rail groove and is slidingly connected with the sliding rail groove, the outer periphery of the sliding shaft seat is provided with a long folding rod, the middle part of the long folding rod is provided with a fixed folding rod hole, the fixed folding rod holes provided in the middle part of the long folding rods on both sides are sleeved with the fixed folding rod seats provided in the corresponding positions of the outer periphery of the drill front part and are rotationally connected with the fixed folding rod seats, and the fixed folding rod seats and the sliding rail grooves provided in each said drill front part are connected with each other through the long folding rods and the short folding rods.

[0007] Further, the front side of the sliding groove plate is fixedly provided with a hydraulic cylinder support plate one, the inner part of the hydraulic cylinder support plate one is fixedly provided with a multi-stage hydraulic cylinder one, the telescopic end of the multi-stage hydraulic cylinder one is fixedly connected with the drill on this side, the outer side of the drill on the other side is fixedly provided with a multi-stage hydraulic cylinder two, the telescopic end of the multi-stage hydraulic cylinder two is fixedly provided with a positioning plate support plate, the inner part of the positioning plate support plate is provided with a fixed sliding block groove on both sides, the inner part of the fixed sliding block groove is provided with a fixed sliding block which is slidingly connected with the fixed sliding block groove, the outer side of the fixed sliding block on both sides is fixedly provided with a positioning plate, the front lower side of the positioning plate support plate is fixedly provided with a limiting strip, and the rear part of the positioning plate is provided with a limiting groove which is slidingly connected with the limiting strip.

[0008] Further, the upper part of the support base is provided with an opening groove, one side of the opening groove is fixedly provided with a fixed limiting plate, the rear part of the support base is provided with a sliding block groove on both sides, the front part of the support base is provided with a threaded hole which is in communication with the sliding block groove, the inner part of the threaded hole is provided with a threaded rod which is threadedly connected with the threaded hole, the rear end of the threaded rod is fixedly provided with a rotating shaft column, the inner part of the sliding block groove is provided with a sliding block which is slidingly connected with the sliding block groove, one side of the sliding block is fixedly provided with a rotating shaft sleeve, the rotating shaft column is arranged in the inner part of the rotating shaft sleeve and is rotationally connected with the rotating shaft sleeve, the front end of the threaded rod is fixedly provided with a rotating wheel, and the front part of the sliding block on both sides is fixedly provided with a moving limiting plate.

[0009] Further, the upper surface of the support base is fixedly provided with a hydraulic cylinder support plate two on both sides of the front part, the rear part of the hydraulic cylinder support plate two is fixedly provided with a hydraulic cylinder two, and the telescopic end of the hydraulic cylinder two is fixedly provided with a moving fixed block.

[0010] Further, one end of the drill is fixedly provided with a handle.

[0011] Compared with the prior art, the present application has the following beneficial effects:

[0012] 1. The utility model discloses a folding mechanism is arranged between the drilling machine of multiple -head drilling machine, and each drill bit can keep equal interval, and the interval between each drilling machine can be adjusted through the movement of single drilling machine, so that each drilling machine can adjust the interval of multiple different length materials, and the drilling of multiple length materials is facilitated, and each drilling machine is driven to go up and down through the hydraulic lifting device, and then each drilling machine is driven to carry out synchronous drilling work, and the interval of multiple specifications materials can be adjusted in the use according to multiple different length materials.

[0013] 2. Variable limiting mechanism is arranged on the platform, so that the device can carry out fixed drilling work to multiple different width specifications aluminum alloy materials, drilling machine moving structure is arranged on both sides of the drilling machine, and the position of the drilling machine can be adjusted to meet the equal interval drilling demand of different positions, and the drilling position of each drilling machine can be quickly adjusted through automatic control. BRIEF DESCRIPTION OF DRAWINGS

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

[0015] Figure 2 It is the structure schematic diagram of the utility model;

[0016] Figure 3 It is the support base structure schematic diagram of the utility model;

[0017] Figure 4 It is the drilling machine structure schematic diagram of the utility model;

[0018] Figure 5 It is the drilling machine structure schematic diagram of the utility model;

[0019] Figure 6 It is the drilling machine structure schematic diagram of the utility model;

[0020] Figure 7 It is the folding rod structure schematic diagram of the utility model;

[0021] Figure 8 It is the short folding rod structure schematic diagram of the utility model;

[0022] Figure 9 It is the long folding rod structure schematic diagram of the utility model;

[0023] Figure 10 It is the sliding shaft seat structure schematic diagram of the utility model;

[0024] Figure 11 It is the moving limiting plate structure schematic diagram of the utility model;

[0025] Figure 12 It is the screw rod structure schematic diagram of the utility model;

[0026] Figure 13 is the mobile limiting plate structure schematic diagram of the utility model;

[0027] Figure 14 is the positioning plate support plate structure schematic diagram of the utility model;

[0028] Figure 15 is the positioning plate structure schematic diagram of the utility model.

[0029] The label shown in the drawing: 1, support base; 2, hydraulic cylinder one; 3, bending head; 4, sliding chute plate; 5, sliding groove; 6, drilling machine; 7, sliding chute block; 8, limiting block; 9, fixed folding rod seat; 10, sliding rail groove; 11, short folding rod; 12, sliding axle seat hole; 13, sliding axle seat; 14, sliding rail column; 15, long folding rod; 16, fixed folding rod hole; 17, hydraulic cylinder support plate one; 18, multistage hydraulic cylinder one; 19, multistage hydraulic cylinder two; 20, positioning plate support plate; 21, fixed sliding block groove; 22, fixed sliding block; 23, positioning plate; 24, limiting strip; 25, limiting groove; 26, opening groove; 27, fixed limiting plate; 28, sliding block groove; 29, screw hole; 30, threaded rod; 31, rotating shaft column; 32, sliding block; 33, rotating shaft sleeve; 34, rotating wheel; 35, mobile limiting plate; 36, hydraulic cylinder support plate two; 37, hydraulic cylinder two; 38, mobile fixed block; 39, handle. DETAILED DESCRIPTION

[0030] The utility model is further explained in combination with the drawings and specific embodiments. It should be understood that these embodiments are only for illustrating the utility model and are not for limiting the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the present application.

[0031] Embodiment: a kind of aluminum alloy door and window processing is used to open hole device

[0032] As Figures 1-15 shown, a kind of aluminum alloy door and window processing is used to open hole device, its specific structure includes:

[0033] The utility model provides a kind of opening device for aluminium alloy door and window processing, including support base 1, the upper surface rear portion of support base 1 is fixed with hydraulic cylinder one 2 on both sides, the telescopic end of hydraulic cylinder one 2 is fixed with bending head 3, the front portion of both sides bending head 3 is fixed with sliding groove plate 4, the front portion of sliding groove plate 4 is opened with sliding groove 5, the front portion of sliding groove plate 4 is equipped with a plurality of drilling machine 6, the rear portion of drilling machine 6 is fixed with sliding groove block 7 on both sides and is installed in sliding groove 5 with sliding connection, by the sliding groove block 7 in sliding groove 5, each drilling machine 6 can slide in the front portion of sliding groove plate 4, and then the spacing between each drilling machine 6 can be changed, the rear portion of sliding groove block 7 is fixed with limit block 8 and the rear portion of sliding groove plate 4 is slidably connected for limiting sliding groove block 7 in sliding groove 5 with sliding connection, so that drilling machine 6 is limited in the front portion of sliding groove plate 4, by the lifting of hydraulic cylinder one 2, sliding groove plate 4 and drilling machine 6 are lifted.

[0034] The front portion of each drilling machine 6 is fixed with fixed folding rod seat 9 and sliding rail groove 10 at intervals, two groups of short folding rods 11 are sleeved on the outer periphery of fixed folding rod seat 9 and are rotatably connected, sliding shaft seat hole 12 is formed in the end of short folding rod 11, sliding shaft seat 13 is arranged in sliding shaft seat hole 12 and is rotatably connected, sliding rail column 14 is fixed on the inner side of sliding shaft seat 13, sliding rail column 14 is arranged in sliding rail groove 10 and is slidably connected, long folding rod 15 is sleeved on the outer periphery of sliding shaft seat 13, fixed folding rod hole 16 is formed in the middle of long folding rod 15, the fixed folding rod hole 16 formed in the middle of long folding rod 15 on both sides is sleeved on the outer periphery of fixed folding rod seat 9 fixed on the front portion of corresponding drilling machine 6 and is rotatably connected, by the connection of multiple groups of long folding rod 15 and short folding rod 11, the fixed folding rod seat 9 and sliding rail groove 10 arranged in the front portion of each drilling machine 6 are connected with each other by folding rod, by folding mechanism, each drilling machine 6 is kept at equal intervals, and equal interval drilling work is conveniently carried out, further, by adjusting the angle of long folding rod 15 and short folding rod 11, the spacing between each drilling machine 6 is uniformly adjusted, and the position of aluminium alloy door and window material of different lengths is conveniently and quickly adjusted.

[0035] The front side of the chute plate 4 is fixedly provided with a hydraulic cylinder support plate one 17, the inside of the hydraulic cylinder support plate one 17 is fixedly provided with a multi-stage hydraulic cylinder one 18, the telescopic end of the multi-stage hydraulic cylinder one 18 is fixedly connected with the drilling machine 6 on this side, the position of the drilling machine 6 connected with the multi-stage hydraulic cylinder one 18 is changed by controlling the telescopic movement of the multi-stage hydraulic cylinder one 18, so that the relative position between the drilling machine 6 and the material can be changed, and the starting position of the hole is adjusted, the outer side of the drilling machine 6 on the other side is fixedly provided with a multi-stage hydraulic cylinder two 19, the telescopic end of the multi-stage hydraulic cylinder two 19 is fixedly provided with a positioning plate support plate 20, the inside of the positioning plate support plate 20 is provided with a fixed sliding block groove 21 on both sides, the inside of the fixed sliding block groove 21 is provided with a fixed sliding block 22 in sliding fit, the fixed sliding block 22 and the fixed sliding block groove 21 are arranged in a trapezoidal structure to prevent them from falling off, the outer side of the fixed sliding block 22 on both sides is fixedly provided with a positioning plate 23, the positioning plate 23 is slidably connected with the positioning plate support plate 20 through the fixed sliding block 22, the lower side of the front part of the positioning plate support plate 20 is fixedly provided with a limiting strip 24, the rear part of the positioning plate 23 is provided with a limiting groove 25 in sliding connection with the limiting strip 24, the upper part of the limiting groove 25 is in contact with the limiting strip 24 to prevent the positioning plate 23 from falling off in the fixed sliding block groove 21, the distance between the positioning plate 23 and the drilling machine 6 on this side is adjusted by the telescopic movement of the multi-stage hydraulic cylinder two 19, so that the inner side of the positioning plate 23 is in abutment with one side of the aluminum alloy material, the position of each drilling machine 6 relative to the aluminum alloy material is adjusted to complete the hole opening, and the positioning plate is not affected by the lifting of the drilling machine 6 by the sliding connection between the positioning plate 23 and the positioning plate support plate 20.

[0036] The upper part of the support base 1 is provided with a through opening slot 26 for matching the drilling of the drill bit of each drill 6. One side of the opening slot 26 is fixedly provided with a fixed limiting plate 27 corresponding to the position of the hydraulic cylinder support plate one 17. The aluminum alloy material is placed on the upper surface of the support base 1, and one end of the aluminum alloy material is aligned with the fixed limiting plate 27 and the hydraulic cylinder support plate one 17. The relative position of the drill 6 and the aluminum alloy material is adjusted by the multi-stage hydraulic cylinder one 18. The rear part of the support base 1 is provided with a sliding block groove 28 on both sides. The front part of the support base 1 is provided with a threaded hole 29 communicating with the sliding block groove 28. The threaded hole 29 is provided with a threaded rod 30 screwed therein. The rear end of the threaded rod 30 is fixedly provided with a rotating shaft column 31. The sliding block groove 28 is provided with a sliding block 32 slidably connected thereto. The one side of the sliding block 32 is fixedly provided with a rotating shaft sleeve 33. The rotating shaft column 31 is arranged in the rotating shaft sleeve 33 and rotatably connected thereto. The front end of the threaded rod 30 is fixedly provided with a rotating wheel 34. The front part of the sliding block 32 on both sides is fixedly provided with a moving limiting plate 35. The threaded rod 30 is driven to rotate by the rotating wheel 34. The relative position of the threaded rod 30 is changed by the threaded cooperation between the threaded rod 30 and the threaded hole 29. The threaded rod 30 drives the sliding block 32 to move in the sliding block groove 28 by arranging the threaded rod 30 in the rotating shaft sleeve 33. The moving limiting plate 35 is driven to adjust the position, so that one side of the aluminum alloy material is attached to the moving limiting plate 35, and the position can be adjusted for different widths of materials.

[0037] The upper surface of the support base 1 is provided with a hydraulic cylinder support plate two 36 on both sides of the front part. The rear part of the hydraulic cylinder support plate two 36 is fixedly provided with a hydraulic cylinder two 37. The telescopic end of the hydraulic cylinder two 37 is fixedly provided with a moving fixed block 38. The moving fixed block 38 is in abutment with the aluminum alloy material by the extension of the hydraulic cylinder two 37, so as to fix the aluminum alloy material for drilling work.

[0038] The outer side of one end of the drill 6 is fixedly provided with a handle 39. The handle 39 is moved to adjust the distance between each drill 6.

[0039] The scheme also includes a controller, the position of the controller is set by the actual situation when the worker works, the controller is used to control the electrical devices used in the scheme, including but not limited to sensors, motors, telescopic rods, water pumps, electromagnetic valves, heating wires, heat pumps, display screens, computer input devices, switch buttons, communication devices, lamps, speakers and microphones; the controller is an Intel processor, an AMD processor, a PLC controller, an ARM processor or a single-chip microcomputer, and it is used with a mainboard, a memory bar, a storage medium and a power supply, the power supply is a mains electricity or a lithium battery; when there is a display screen, there is also a display card; for the operating principle of the controller, please refer to "Automatic Control Principle", "Microcontroller Principle and Application Simulation Case" and "Sensor Principle and Application" published by Tsinghua University Press, and other books in this field can be read for reference; other automation control and electrical devices not mentioned belong to the knowledge familiar to those skilled in the art, which will not be repeated here.

[0040] Working principle:

[0041] When the device is used, first place the aluminum alloy material on the upper part of the supporting base 1, attach one end of the aluminum alloy material to the fixed limiting plate 27, further attach one side of the aluminum alloy material to the moving limiting plate 35, further rotate the handle 39 to drive the threaded rod 30 to rotate, make the threaded rod 30 threadedly cooperate with the threaded hole 29 to move, and then drive the sliding block 32 to move to drive the moving limiting plate 35 to move, adjust the position of the aluminum alloy material relative to the drill bit and then adjust the hole position, after the adjustment is completed, start the hydraulic cylinder two 37 to extend to drive the moving fixed block 38 to move and abut against one side of the aluminum alloy material to fix it, further adjust the position of the drill rig 6 connected to one side of the multi-stage hydraulic cylinder one 18 relative to the aluminum alloy material, adjust the position of the drill rig 6 connected to the handle 39 to drive the positioning plate 23 to abut against the other end of the aluminum alloy material, then adjust the extension length of the multi-stage hydraulic cylinder two 19 to a suitable position, adjust the position of each drill rig 6 relative to the aluminum alloy material, make each drill rig 6 always maintain equal spacing by the folding mechanism composed of the short folding rod 11 and the long folding rod 15, avoid wasting time and reducing efficiency by adjusting the spacing in turn, after the adjustment is completed, shrink the hydraulic cylinder one 2 to drive the sliding chute plate 4 and each drill rig 6 to descend, and simultaneously start each drill rig 6 to rotate to perform the hole opening work on the aluminum alloy material, after the work is completed, take out the aluminum alloy material and place other length aluminum alloy material into the device again, which can be quickly positioned by the positioning plate 23 to perform the hole opening work, improve the work efficiency, the device has simple structure and is suitable for popularization and use.

[0042] In the interpretation of the present application, it should be pointed out that the terms and names indicating the direction are only for the convenience of description and understanding, and are not the only limitation on the installation position of the specific technical features, and other installation methods that can be achieved are not excluded.

[0043] Finally, it should be pointed out that: the above examples are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A kind of aluminum alloy door and window processing trepanning device, including support base (1), it is characterized in that: The upper surface of the support base (1) is fixed with hydraulic cylinders (2) on both sides of the rear part, the telescopic end of the hydraulic cylinder (1) is fixed with a curved head (3), the front part of the curved head (3) on both sides is fixed with a sliding groove plate (4), the front part of the sliding groove plate (4) is provided with sliding grooves (5) on the upper and lower sides, the front part of the sliding groove plate (4) is provided with a plurality of drilling machines (6), the rear part of the drilling machine (6) is fixed with sliding groove blocks (7) on the upper and lower sides and is installed in the sliding groove (5) and is connected with the sliding groove (5) through sliding connection, the rear part of the sliding groove block (7) is fixed with a limiting block (8) and is connected with the rear part of the sliding groove plate (4) through sliding connection.

2. The aluminum alloy door and window machining trepanning device according to claim 1, characterized in that: The front part of each drilling machine (6) is fixed with a fixed folding rod seat (9) and a sliding rail groove (10) at intervals, the outer periphery of the fixed folding rod seat (9) is sleeved with two groups of short folding rods (11) and is connected with the short folding rods (11) through rotation, the end of the short folding rod (11) is provided with a sliding shaft seat hole (12), the inside of the sliding shaft seat hole (12) is provided with a sliding shaft seat (13) and is connected with the sliding shaft seat (13) through rotation, the inside of the sliding shaft seat (13) is fixed with a sliding rail column (14), the sliding rail column (14) is arranged in the sliding rail groove (10) and is connected with the sliding rail groove (10) through sliding connection, the outer periphery of the sliding shaft seat (13) is sleeved with a long folding rod (15), the middle part of the long folding rod (15) is provided with a fixed folding rod hole (16), the fixed folding rod hole (16) provided in the middle part of the long folding rod (15) on both sides is sleeved with the outer periphery of the fixed folding rod seat (9) fixed on the front part of the corresponding drilling machine (6) and is connected with the fixed folding rod seat (9) through rotation, a plurality of long folding rods (15) and short folding rods (11) are connected with each other in sequence to connect the fixed folding rod seat (9) and the sliding rail groove (10) arranged on the front part of each drilling machine (6) through folding rods.

3. The aluminum alloy door and window machining trepanning device according to claim 2, characterized in that: The front part of the sliding groove plate (4) is fixed with a hydraulic cylinder support plate (17) on one side, the inside of the hydraulic cylinder support plate (17) is fixed with a multi-stage hydraulic cylinder (18), the telescopic end of the multi-stage hydraulic cylinder (18) is fixed with the drilling machine (6) on this side, the outside of the drilling machine (6) on the other side is fixed with a multi-stage hydraulic cylinder (19), the telescopic end of the multi-stage hydraulic cylinder (19) is fixed with a positioning plate support plate (20), the inside of the positioning plate support plate (20) is provided with fixed sliding block grooves (21) on both sides, the inside of the fixed sliding block groove (21) is provided with a fixed sliding block (22) and is connected with the fixed sliding block (22) through sliding connection, the outside of the fixed sliding block (22) on both sides is fixed with a positioning plate (23), the front part of the positioning plate support plate (20) is fixed with a limiting strip (24) on the lower side, the rear part of the positioning plate (23) is provided with a limiting groove (25) and is connected with the limiting strip (24) through sliding connection.

4. The aluminum alloy door and window machining trepanning device according to claim 3, characterized in that: The support base (1) upper part is provided with an opening slot (26), one side of the opening slot (26) is fixedly provided with a fixed limiting plate (27), the support base (1) rear part is provided with a sliding block slot (28) on both sides, the support base (1) front part is provided with a threaded hole (29) penetratingly and communicated with the sliding block slot (28), the threaded hole (29) is provided with a threaded rod (30) inside and threadedly matched therewith, the threaded rod (30) rear end is fixedly provided with a rotating shaft column (31), the sliding block slot (28) is provided with a sliding block (32) inside and slidably connected therewith, one side of the sliding block (32) is fixedly provided with a rotating shaft sleeve (33), the rotating shaft column (31) is arranged inside the rotating shaft sleeve (33) and rotatably connected therewith, the threaded rod (30) front end is fixedly provided with a rotating wheel (34), both sides of the sliding block (32) front part is fixedly provided with a moving limiting plate (35).

5. The aluminum alloy door and window machining trepanning device according to claim 1, characterized in that: The support base (1) upper surface front part is fixedly provided with a hydraulic cylinder support plate two (36) on both sides, the hydraulic cylinder support plate two (36) rear part is fixedly provided with a hydraulic cylinder two (37), the hydraulic cylinder two (37) telescopic end is fixedly provided with a moving fixed block (38).

6. The aluminum alloy door and window machining trepanning device according to claim 1, characterized in that: One end of the drilling machine (6) outside is fixedly provided with a handle (39).

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