Glass sheet laser cutting equipment

Abstract

The invention provides glass sheet laser cutting equipment which comprises a mounting seat and a longitudinal adjusting mechanism arranged in the mounting seat, the longitudinal adjusting mechanism comprises a moving groove, a moving plate and a clamping mechanism, the clamping mechanism comprises an L-shaped placing seat, the moving groove is formed in the top end of the mounting seat, and the moving plate is arranged in the L-shaped placing seat. The moving plate is installed in the moving groove in a limited and sliding mode through a driving mechanism, and the L-shaped containing base is movably arranged above the moving plate through a first hydraulic cylinder. Dust generated in the cutting process can be sucked into a filtering and collecting frame through dust suction holes and a dust suction bin, dust collection is facilitated, the dust generated in the cutting process is prevented from being dispersed all around, and influences on workers and the surrounding environment are avoided; and the glass thin plate can be adsorbed and fixed, and the stability of the glass thin plate can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of glass thin plate cutting, in particular to a glass thin plate laser cutting device. Background Art

[0002] Cutting equipment can be used to cut glass sheets into specified sizes and shapes.

[0003] The Chinese utility model patent with announcement number CN222795420U proposes a picosecond laser glass cutting device, including a device base, a glass clamping seat fixedly connected to the device base, an adjustment seat fixedly connected to the glass clamping seat, a control box provided on top of the adjustment seat, a robotic arm provided on the control box, a laser cutting head provided on the robotic arm, and an L-shaped clamping seat movably connected to the interior of the glass clamping seat. The design of the adjustment seat, L-shaped clamping seat, and adjustment mechanism facilitates the rapid clamping and limiting of the glass. At the same time, the provision of multiple sets of glass support strips that are movably connected to the interior of the glass clamping seat facilitates good and stable glass support, thereby ensuring good glass cutting effect by the laser cutting head. This utility model patent generates dust during the glass cutting process, and there is no dust suction mechanism to collect the dust, which can easily affect the operator and the surrounding environment.

[0004] To this end, the present invention provides a glass sheet laser cutting device. Summary of the Invention

[0005] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a glass thin plate laser cutting equipment to solve the problems raised in the above-mentioned background technology. The present invention can suck the dust generated during the cutting process into the interior of the filter collection frame through the dust suction holes and the dust suction bin, so as to facilitate the collection of dust and prevent the dust generated by the cutting from dispersing around, thereby avoiding affecting the staff and the surrounding environment; and it can also adsorb and fix the glass thin plate, which can improve the stability of the glass thin plate.

[0006] In order to achieve the above-mentioned object, the present invention is implemented through the following technical solutions: A glass thin plate laser cutting device includes a mounting base and a longitudinal adjustment mechanism arranged therein, the longitudinal adjustment mechanism includes a movable groove, a movable plate and a clamping mechanism, the clamping mechanism includes an L-shaped placement seat, the movable groove is opened inside the top of the mounting base, the movable plate is slidably installed inside the movable groove by a driving mechanism, the L-shaped placement seat is movably arranged above the movable plate by a first hydraulic cylinder, a dust suction bin and a negative pressure bin are opened inside the L-shaped placement seat, the negative pressure bin is in the shape of an "L", and the tops of the dust suction bin and the negative pressure bin are respectively provided with dust suction holes and adsorption holes corresponding to the top of the L-shaped placement seat, one end of the L-shaped placement seat is provided with an L-shaped clamping plate by a second hydraulic cylinder, the top of the L-shaped clamping plate is in the same horizontal plane as the top of the L-shaped placement seat, a collection mechanism is provided at the bottom of the movable plate, the collection mechanism includes a fixed box, a filter collection frame is installed inside the fixed box, and one end of the fixed box is fixedly connected to the outside of the filter collection frame with an air intake pipe, and a glass thin plate is placed on the top of the L-shaped placement seat.

[0007] Furthermore, the front view of the mounting seat is in a "U" shape, and fixed plates are symmetrically fixed on the top of both ends of the mounting seat. A laser emitter is provided between the fixed plates on both sides through a transverse movement mechanism, and the transverse movement mechanism includes a transverse screw and a guide rod.

[0008] Furthermore, the transverse screw is rotatably installed between the top ends of the fixing plates on both sides, a first servo motor is fixedly installed on the top side wall of one side of the fixing plate, and the output shaft of the first servo motor is fixedly connected to one end of the transverse screw.

[0009] Furthermore, the guide rod is fixedly installed between the top ends of the two side fixing plates, the laser emitter is screwed onto the outside of the transverse screw, the guide rod is slidably installed inside the laser emitter, and the laser emitter is arranged above the L-shaped placement seat.

[0010] Furthermore, the driving mechanism includes a longitudinal screw, which is installed inside the movable groove for limited rotation, and the movable plate is screwed on the outside of the longitudinal screw through a screw hole opened inside the movable plate.

[0011] Furthermore, a second servo motor is fixedly installed at the front end of the mounting seat corresponding to the position of the longitudinal screw, the output shaft of the second servo motor is fixedly connected to the front end of the longitudinal screw, and an L-shaped positioning plate is fixedly provided above the top of the movable groove corresponding to the mounting seat.

[0012] Furthermore, the fixed box is fixedly mounted on the bottom of the movable plate, a sealing door is movably mounted on the front end of the fixed box via a hinge, and a lock is provided between one end of the sealing door and the fixed box.

[0013] Furthermore, fixed pipes are equidistantly fixed on both sides of the bottom of the dust collection bin, and the bottom ends of the fixed pipes are slidably arranged inside the two ends of the movable plate. Sealing rubber rings are provided inside the movable plate corresponding to the outsides of the fixed pipes.

[0014] Furthermore, a connecting pipe is fixedly connected to the bottom of the negative pressure bin, and the connecting pipe and the top of the fixed pipe are connected to each other. The bottom end of the fixed pipe is arranged on the top of the filter collection frame, and an inclined filter plate is fixedly arranged inside one end of the filter collection frame at the position corresponding to the intake pipe.

[0015] Furthermore, the second hydraulic cylinder is symmetrically fixed with an L-shaped placement seat at the bottom of one end, the L-shaped clamp is fixed on the output rod of the second hydraulic cylinder, and a slider is fixed on the top of one end of the L-shaped placement seat, and the slider is limitedly slidably installed inside one end of the L-shaped clamp.

[0016] Beneficial effects of the present invention: A glass thin plate laser cutting device of the present invention includes a mounting seat, a movable groove, a driving mechanism, a longitudinal adjustment mechanism, an L-shaped positioning plate, a fixed plate, a first servo motor, a guide rod, a transverse screw, a laser emitter, a movable plate, a clamping mechanism, a glass thin plate, a fixed box, a filter collection frame, an inclined filter plate, an air suction pipe, an L-shaped placement seat, a dust suction bin, a negative pressure bin, a connecting pipe, a dust suction hole, an adsorption hole, an L-shaped splint, a fixed pipe, a sealing door, and a slider.

[0017] 1. The glass sheet laser cutting equipment facilitates the positioning of the glass sheet through the cooperation of the L-shaped positioning plate and the L-shaped placement seat. The air inside the fixed box can be extracted through the suction pipe, and negative pressure is formed inside the fixed box. The glass sheet can be fixed on the top of the L-shaped placement seat through the adsorption hole, the negative pressure bin, the dust suction hole and the dust suction bin under the action of negative pressure. At the same time, the L-shaped plate is driven to move by the second hydraulic cylinder. One end of the L-shaped plate can squeeze and clamp the glass sheet, which can improve the stability of the glass sheet; the L-shaped placement seat is raised and lowered by the first hydraulic cylinder, which facilitates the lifting and adjustment of the glass sheet through the L-shaped placement seat, and the distance between glass sheets of different thicknesses and the laser emitter is adjusted, which facilitates the cutting of the glass sheet.

[0018] 2. The glass sheet laser cutting equipment uses the gaps generated by cutting and the cooperation of the dust suction holes and the dust suction bin. The dust generated by cutting enters the dust suction bin and the fixed pipe through the dust suction holes under the action of negative pressure, and is finally sucked into the interior of the filter collection frame. Under the filtering action of the filter collection frame, the dust is conveniently collected, and the air is discharged from the intake pipe through the filter plate and the filter collection frame, which can prevent the dust generated by cutting from dispersing around and avoid affecting the staff and the surrounding environment. After adjusting the movable plate to the front side, open the sealed door and take out the filter collection frame, which is convenient for cleaning the collected dust.

[0019] 3. The glass sheet laser cutting equipment can adjust the laser emitter laterally through the first servo motor, transverse screw and guide rod, and can adjust the movable plate in the front and rear directions through the second servo motor and longitudinal screw. The glass sheet can be adjusted longitudinally through the cooperation of the movable plate, L-shaped placement seat and L-shaped clamping plate, so that the glass sheet can be cut into the specified size and shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a structural diagram of a glass sheet laser cutting device according to the present invention; Figure 2 This is a front cross-sectional view of a glass sheet laser cutting device according to the present invention; Figure 3 The present invention is a glass sheet laser cutting equipment Figure 2 Enlarged view of point A in the middle; Figure 4 This is a structural diagram of a mounting base for a glass sheet laser cutting device according to the present invention; Figure 5 This is a structural diagram of a longitudinal adjustment mechanism of a glass sheet laser cutting device according to the present invention; Figure 6 This is a cross-sectional view of a clamping mechanism of a glass sheet laser cutting device according to the present invention; Figure 7 This is a cross-sectional view of a movable plate of a glass sheet laser cutting device according to the present invention; In the figure: 1. Mounting seat; 2. Moving groove; 3. Driving mechanism; 4. Longitudinal adjustment mechanism; 5. L-shaped positioning plate; 6. Fixed plate; 7. First servo motor; 8. Guide rod; 9. Horizontal screw; 10. Laser emitter; 11. Moving plate; 12. Clamping mechanism; 13. Glass sheet; 14. Fixed box; 15. Filter collection frame; 16. Inclined filter plate; 17. Suction pipe; 18. L-shaped placement seat; 19. Dust collection bin; 20. Negative pressure bin; 21. Connecting pipe; 22. Dust collection hole; 23. Adsorption hole; 24. L-shaped splint; 25. Fixed pipe; 26. Sealing door; 27. Slider. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] See also Figures 1 to 7 , the present invention provides a technical solution: a glass thin plate laser cutting equipment, including a mounting base 1 and a longitudinal adjustment mechanism 4 arranged therein, the longitudinal adjustment mechanism 4 includes a movable groove 2, a movable plate 11 and a clamping mechanism 12, the clamping mechanism 12 includes an L-shaped placement seat 18, the movable groove 2 is opened inside the top of the mounting base 1, the movable plate 11 is limited and slidably installed in the movable groove 2 by a driving mechanism 3, the L-shaped placement seat 18 is movably arranged above the movable plate 11 by a first hydraulic cylinder, a dust suction bin 19 and a negative pressure bin 20 are opened inside the L-shaped placement seat 18, the negative pressure bin 20 is in the shape of an "L", and the tops of the dust suction bin 19 and the negative pressure bin 20 correspond to the top of the L-shaped placement seat 18, respectively, with dust suction holes 22 and adsorption holes 23, and one end of the L-shaped placement seat 18 is set by a second hydraulic cylinder There is an L-shaped clamping plate 24, the top of the L-shaped clamping plate 24 and the top of the L-shaped placement seat 18 are in the same horizontal plane, and a collecting mechanism is provided at the bottom of the movable plate 11, and the collecting mechanism includes a fixed box 14, and a filter collecting frame 15 is installed inside the fixed box 14. One end of the fixed box 14 is fixedly connected to the outside of the filter collecting frame 15 with an intake pipe 17, and a glass sheet 13 is placed on the top of the L-shaped placement seat 18. The dust generated by cutting can be absorbed by the provided dust suction holes 22 and the dust suction bin 19, and enters the interior of the filter collecting frame 15 under the action of negative pressure, so that the dust can be collected conveniently through the filter collecting frame 15 to avoid the dust from affecting the operator and the surrounding environment. At the same time, the cooperation of the dust suction holes 22 and the adsorption holes 23 can facilitate the adsorption and fixation of the glass sheet 13, which can improve the stability of the glass sheet 13.

[0023] In this embodiment, the front view of the mounting base 1 is in a "U" shape, and fixed plates 6 are symmetrically fixed on the tops of both ends of the mounting base 1. A laser emitter 10 is provided between the fixed plates 6 on both sides through a transverse movement mechanism, and the transverse movement mechanism includes a transverse screw 9 and a guide rod 8. The transverse screw 9 is rotatably installed between the top ends of the fixed plates 6 on both sides, and a first servo motor 7 is fixedly installed on the side wall of the top end of the fixed plate 6 on one side. The output shaft of the first servo motor 7 is fixedly connected to one end of the transverse screw 9, and the guide rod 8 is fixedly installed between the top ends of the fixed plates 6 on both sides. The laser emitter 10 is screwed on the outside of the transverse screw 9, and the guide rod 8 is slidably installed inside the laser emitter 10. The laser emitter 10 is arranged above the L-shaped placement seat 18, and the first servo motor 7 drives the transverse screw 9 to rotate, and the transverse screw 9 is screwed to the laser emitter 10 to facilitate its adjustment, and the laser emitter 10 can move laterally under the limiting action of the guide rod 8, which is convenient for subsequent transverse cutting of the glass sheet 13.

[0024] In this embodiment, the driving mechanism 3 includes a longitudinal screw, which is limited and rotated and installed inside the movable groove 2, and the movable plate 11 is screwed on the outside of the longitudinal screw through a screw hole opened inside it. A second servo motor is fixedly installed at the front end of the mounting seat 1 corresponding to the position of the longitudinal screw, and the output shaft of the second servo motor is fixedly connected to the front end of the longitudinal screw. An L-shaped positioning plate 5 is fixedly provided above the top of the movable groove 2 corresponding to the mounting seat 1. The movable plate 11 can be adjusted by the second servo motor and the longitudinal screw. The movable plate 11 can move in the front and back directions inside the movable groove 2. The movable plate 11 can drive the L-shaped placement seat 18, the L-shaped clamping plate 24 and other clamping mechanisms 12 through the fixed tube 25 and the first hydraulic cylinder to drive the glass sheet 13 to move longitudinally, which is convenient for longitudinal cutting of the glass sheet 13. The movable groove 2 can guide and limit the movable plate 11, which is convenient for improving the stability of the movable plate 11.

[0025] In this embodiment, the fixed box 14 is fixedly mounted on the bottom of the movable plate 11, and a sealing door 26 is movably mounted on the front end of the fixed box 14 through a hinge. A lock is provided between one end of the sealing door 26 and the fixed box 14. Fixed pipes 25 are equidistantly fixed and connected to both sides of the bottom of the dust collection bin 19. The bottom ends of the fixed pipes 25 are slidably arranged inside the two ends of the movable plate 11. A sealing rubber ring is provided on the outside of the fixed pipe 25 corresponding to the interior of the movable plate 11. A connecting pipe 21 is fixedly connected to the bottom of the negative pressure bin 20. The connecting pipe 21 is connected to the top of the fixed pipe 25, and the bottom end of the fixed pipe 25 is arranged on the top of the filter collection frame 15. An inclined filter plate 16 is fixedly provided at the position of the suction pipe 17 inside one end of the filter and collection frame 15, and the provided sealing door 26 can seal the fixed box 14 to prevent air leakage. The interior of the fixed box 14 can be drawn into negative pressure through the cooperation of the suction pipe 17 and the vacuum equipment. The air inside the negative pressure bin 20 is discharged through the connecting pipe 21, the fixed pipe 25, the fixed box 14, and the suction pipe 17. The glass sheet 13 can be fixed on the top of the L-shaped placement seat 18 under the action of negative pressure, which is convenient for the subsequent use of the filter and collection frame 15 to collect dust. After opening the sealing door 26 and taking out the filter and collection frame 15, it is convenient to clean the dust inside the filter and collection frame 15.

[0026] In this embodiment, the second hydraulic cylinder is symmetrically fixed with an L-shaped placement seat 18 at the bottom of one end, the L-shaped clamping plate 24 is fixedly set on the output rod of the second hydraulic cylinder, and a slider 27 is fixedly set on the top of one end of the L-shaped placement seat 18. The slider 27 is limited and slidably installed inside one end of the L-shaped clamping plate 24. The L-shaped clamping plate 24 can be limited by the slider 27, and the L-shaped clamping plate 24 can be moved and adjusted by the second hydraulic cylinder, so that the glass sheet 13 can be clamped and fixed through the cooperation between the L-shaped clamping plate 24 and the L-shaped placement seat 18, thereby improving the stability of the glass sheet 13.

[0027] When using the glass sheet laser cutting equipment, the second servo motor is started by controlling the supporting circuit of the second servo motor, and the second servo motor drives the longitudinal screw to rotate inside the movable groove 2, and drives the movable plate 11 to move inside the movable groove 2 through the screw connection between the longitudinal screw and the movable plate 11. The movable plate 11 drives the clamping mechanism 12 such as the L-shaped placement seat 18 to move backward through the first hydraulic cylinder and the fixed tube 25, so that the rear ends of the L-shaped placement seat 18 and the L-shaped clamping plate 24 are in contact with the rear end side wall of the L-shaped positioning plate 5, and the glass sheet 13 to be cut is placed on the top of the L-shaped placement seat 18, and the rear end of the glass sheet 13 is in contact with the side wall of the L-shaped positioning plate 5 and the left end side wall of the L-shaped placement seat 18, which is convenient for cutting the glass sheet. 13 is positioned and placed, and the L-shaped clamping plate 24 is driven to move to the left by the second hydraulic cylinder and its supporting oil circuit. At the same time, the slider 27 slides inside the top of the L-shaped clamping plate 24, and the top of the L-shaped clamping plate 24 approaches the glass sheet 13 and squeezes it, which is convenient for clamping and fixing the glass sheet 13. The suction pipe 17 is fixedly connected to the vacuum equipment through the pipeline, and the vacuum equipment extracts the air inside the fixed box 14 through the suction pipe 17, so that the inside of the fixed box 14 is formed with a negative pressure, and the air inside the negative pressure bin 20 and the dust collection bin 19 is sucked into the fixed box 14 through the connecting pipe 21 and the fixed pipe 25, and finally discharged through the suction pipe 17. The glass sheet 13 is adsorbed on the L-shaped placement seat 18 under the action of the dust collection hole 22, the adsorption hole 23 and the negative pressure. The top of the glass sheet 13 can improve the stability of the glass sheet 13; according to the thickness of the glass sheet 13, the operation of the first hydraulic cylinder is controlled by the supporting oil circuit of the first hydraulic cylinder, and the first hydraulic cylinder drives the L-shaped placement seat 18, the L-shaped clamping plate 24 and the glass sheet 13 to rise and fall, and adjusts the distance between the glass sheet 13 and the laser emitter 10. At the same time, the L-shaped placement seat 18 drives the fixed tube 25 to slide inside the movable plate 11, and the L-shaped placement seat 18 can be limited by the fixed tube 25 and the L-shaped positioning plate 5, which can improve the stability of the clamping mechanism 12 such as the L-shaped placement seat 18; the horizontal screw 9 and the longitudinal screw are rotated and adjusted respectively by the first servo motor 7, the second servo motor and their supporting circuits, and the horizontal screw 9 is screwed to drive the laser emitter 10 in the guide Under the limit of the rod 8, it moves horizontally on the top of the glass sheet 13 and cuts the glass sheet 13 horizontally. The longitudinal screw drives the movable plate 11 to slide inside the movable groove 2, which is convenient for driving the glass sheet 13 to move longitudinally through the movable plate 11, the second hydraulic cylinder and the clamping mechanism 12, so that the laser emitter 10 can cut the glass sheet 13 longitudinally, and it is convenient to cut the glass sheet 13 into a specified size and shape; during the cutting process, the negative pressure will draw the generated dust into the dust suction hole 22 and the dust suction bin 19, and enter the interior of the filter collection frame 15 through the fixed pipe 25, so that it is convenient to filter and collect it through the filter collection frame 15, and the cutting of the glass sheet 13 avoids the adsorption hole 23, thereby ensuring the stability of the glass sheet 13.

[0028] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all perspectives, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims, not the foregoing description, and it is intended that all variations that come within the meaning and range of equivalents of the claims be included within the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0029] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A glass sheet laser cutting device, comprising a mounting base (1) and a longitudinal adjustment mechanism (4) arranged therein, characterized in that: The longitudinal adjustment mechanism (4) comprises a movable groove (2), a movable plate (11) and a clamping mechanism (12), wherein the clamping mechanism (12) comprises an L-shaped placement seat (18), wherein the movable groove (2) is provided inside the top end of the mounting seat (1), wherein the movable plate (11) is mounted inside the movable groove (2) by means of a driving mechanism (3) in a limited sliding manner, wherein the L-shaped placement seat (18) is movably arranged above the movable plate (11) by means of a first hydraulic cylinder, wherein a dust collection bin (19) and a negative pressure bin (20) are provided inside the L-shaped placement seat (18), wherein the negative pressure bin (20) is in an "L" shape, and the top ends of the dust collection bin (19) and the negative pressure bin (20) correspond to each other. The top of the L-shaped placement seat (18) is respectively provided with a dust suction hole (22) and an adsorption hole (23); one end of the L-shaped placement seat (18) is provided with an L-shaped clamping plate (24) through a second hydraulic cylinder; the top of the L-shaped clamping plate (24) and the top of the L-shaped placement seat (18) are in the same horizontal plane; the bottom of the movable plate (11) is provided with a collecting mechanism, which includes a fixed box (14); a filter collection frame (15) is installed inside the fixed box (14); one end of the fixed box (14) is fixedly connected to the outside of the filter collection frame (15) with an air intake pipe (17); and a glass sheet (13) is placed on the top of the L-shaped placement seat (18).

2. The glass sheet laser cutting device according to claim 1, characterized in that: The front view of the mounting seat (1) is in a "U" shape, and fixed plates (6) are symmetrically fixedly provided at the tops of both ends of the mounting seat (1), and a laser emitter (10) is provided between the fixed plates (6) on both sides via a transverse movement mechanism, and the transverse movement mechanism includes a transverse screw (9) and a guide rod (8).

3. The glass sheet laser cutting device according to claim 2, characterized in that: The transverse screw (9) is rotatably mounted between the top ends of the fixing plates (6) on both sides, and a first servo motor (7) is fixedly mounted on the top side wall of one side of the fixing plate (6), and the output shaft of the first servo motor (7) is fixedly connected to one end of the transverse screw (9).

4. The glass sheet laser cutting device according to claim 3, characterized in that: The guide rod (8) is fixedly mounted between the top ends of the two side fixing plates (6), the laser emitter (10) is screwed onto the outside of the transverse screw rod (9), the guide rod (8) is slidably mounted inside the laser emitter (10), and the laser emitter (10) is arranged above the L-shaped placement seat (18).

5. The glass sheet laser cutting device according to claim 1, characterized in that: The driving mechanism (3) comprises a longitudinal screw, which is mounted inside the movable groove (2) for limited rotation, and the movable plate (11) is screwed to the outside of the longitudinal screw via a screw hole provided inside the movable plate (11).

6. The glass sheet laser cutting device according to claim 5, characterized in that: A second servo motor is fixedly mounted at the front end of the mounting seat (1) at a position corresponding to the longitudinal screw, and an output shaft of the second servo motor is fixedly connected to the front end of the longitudinal screw. An L-shaped positioning plate (5) is fixedly provided at the top of the movable groove (2) corresponding to the upper side of the mounting seat (1).

7. The glass sheet laser cutting device according to claim 1, characterized in that: The fixed box (14) is fixedly mounted on the bottom of the movable plate (11), and a sealing door (26) is movably mounted on the front end of the fixed box (14) via a hinge, and a lock is provided between one end of the sealing door (26) and the fixed box (14).

8. The glass sheet laser cutting device according to claim 7, characterized in that: Fixed pipes (25) are fixedly connected to both sides of the bottom of the dust collection bin (19) at equal distances, and the bottom ends of the fixed pipes (25) are slidably arranged inside the two ends of the movable plate (11), and a sealing rubber ring is arranged inside the movable plate (11) corresponding to the outside of the fixed pipes (25).

9. The glass sheet laser cutting device according to claim 8, characterized in that: The bottom of the negative pressure bin (20) is fixedly connected to a connecting pipe (21), and the connecting pipe (21) is connected to the top of the fixed pipe (25). The bottom end of the fixed pipe (25) is arranged on the top of the filter collection frame (15), and an inclined filter plate (16) is fixedly arranged inside one end of the filter collection frame (15) at a position corresponding to the suction pipe (17).

10. The glass sheet laser cutting device according to claim 1, characterized in that: The second hydraulic cylinder is symmetrically fixed with an L-shaped placement seat (18) at the bottom of one end, the L-shaped clamping plate (24) is fixed on the output rod of the second hydraulic cylinder, and a slider (27) is fixed on the top of one end of the L-shaped placement seat (18), and the slider (27) is limitedly slidably installed inside one end of the L-shaped clamping plate (24).

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