Laser cleaning machine with elbow pipe inner wall cleaning function

Abstract

The invention discloses a laser cleaning machine with a bent pipe inner wall cleaning function, and relates to the field of laser cleaning machines, and the laser cleaning machine with the bent pipe inner wall cleaning function comprises a supporting base; a convex frame is fixedly connected to the top of the supporting base, a transverse support is connected to the end, located on the supporting base, of the convex frame in a clamped mode, and an L-shaped supporting frame is fixedly connected to the top of the transverse support. The bent pipe positioning frame is adopted for fixing the position of a cleaned bent pipe, the L-shaped supporting frame can adjust the lower laser cleaning assembly left and right, a lower laser cleaning device is promoted to enter one end of the bent pipe to clean the inner wall, and in addition, the vertical support can be adjusted left and right around the transverse support; the upper laser cleaning device can penetrate into the other end of the bent pipe, so that the other end of the bent pipe is cleaned, the inner walls of the two ends of the bent pipe are subjected to synchronous laser cleaning, and the cleaning efficiency of the inner walls of the bent pipe is improved.

Description

Technical Field

[0001] The invention relates to the field of laser cleaning machines, in particular to a laser cleaning machine with the function of cleaning the inner wall of a curved pipe. Background Art

[0002] Laser cleaning technology refers to the process of using high-energy laser beams to irradiate the surface of the workpiece, causing the dirt, rust or coating on the surface to evaporate or peel off instantly, thereby achieving a clean cleaning process. It has the characteristics of no grinding, no contact, no heat effect and is suitable for cleaning objects of various materials.

[0003] The laser cleaning machine controls the operation of the driving motor through a controller, drives the connecting seat to move along the length direction of the connecting shell through the driving screw, moves the cleaning port of the laser cleaning head to the inside of the auxiliary cleaning port, and drives the cleaning part body to rotate through the walking part to clean the inside of the pipeline port.

[0004] The inner wall of the bent pipe is cleaned by adjusting and moving a laser cleaning head. However, the above scheme still has certain defects when used. After the inner wall of one end of the bent pipe is laser cleaned, the position of the bent pipe needs to be adjusted so that the other end of the bent pipe is laser cleaned. Synchronous cleaning of the inner walls of both ends of the bent pipe cannot be achieved, thereby reducing the operating efficiency of the laser cleaning machine with the function of cleaning the inner wall of the bent pipe. Summary of the invention

[0005] The purpose of the present invention is to provide a laser cleaning machine with the function of cleaning the inner wall of a curved pipe, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a laser cleaning machine with a function of cleaning the inner wall of a curved pipe, comprising: a support base; a protrusion is fixedly connected to the top of the support base, a transverse bracket is clamped on one end of the support base, an L-shaped support frame is fixedly connected to the top of the transverse bracket, a curved pipe positioning frame is movably connected to the upper part of the transverse bracket, an adjustment groove and a traction groove are respectively provided at the right end of the transverse bracket, an adjustment frame is movably connected inside the adjustment groove, a traction frame is movably connected inside the traction groove, the bottom of the traction frame is fixedly connected to the top of the adjustment frame, and the top of the traction frame is fixedly connected to There is a vertical bracket, and the right end center of the horizontal bracket is rotatably connected with an adjusting bolt, and the outer wall of the adjusting bolt is connected to the center thread of the adjusting bracket. The elbow positioning bracket can fix the position of the cleaned elbow, and the L-shaped support frame can adjust the lower laser cleaning assembly left and right, so that the lower laser cleaner enters one end of the elbow to clean the inner wall. In addition, the vertical bracket can be adjusted left and right around the horizontal bracket, so that the upper laser cleaning assembly adapts to the other end of the elbow, and the upper laser cleaner can penetrate into the other end of the elbow, thereby cleaning the other end of the elbow, so that the inner walls of the two ends of the elbow are synchronously laser cleaned, thereby improving the cleaning efficiency of the inner wall of the elbow.

[0007] As a further solution of the present invention: a movable frame is movably connected to the upper left end of the vertical bracket, and a driving frame is fixedly connected to the left side of the movable frame. The driving frame is movably connected to the interior of the vertical bracket at one end of the movable frame. When connected to the movable frame, the driving frame can be stably adjusted up and down around the inner cavity of the vertical bracket, thereby ensuring the stability and accuracy of the subsequent up and down adjustment of the upper laser cleaning component.

[0008] As a further solution of the present invention: the center thread of the driving frame is connected to a driving bolt, the top of the driving bolt is fixedly connected to a driving motor, the outer wall of the driving motor is fixedly connected to the top center of the vertical bracket, the up and down adjustment direction of the driving frame is controlled by the driving bolt, and the steering direction of the driving bolt is controlled by the driving motor, thereby controlling the adjustment direction of the upper laser cleaning assembly.

[0009] As a further solution of the present invention: the left side of the movable frame is fixedly connected to a connecting frame, the left side of the connecting frame is fixedly connected to a supporting frame, the top center of the supporting frame is fixedly connected to an electric push rod 1, the output end of the electric push rod 1 is fixedly connected to the connecting frame, and the up and down adjustment direction of the connecting frame is controlled by electric push rod 1, thereby controlling the upper laser cleaner to enter the inside of the curved pipe to clean the inner wall.

[0010] As a further solution of the present invention: a slide groove is provided on the lower side wall of the support frame, and a sliding frame is movably connected to the inside of the slide groove, and the sliding frame is fixedly connected to the side wall of the connecting frame at one end of the slide groove, and a servo motor 1 is fixedly connected to the lower center of the connecting frame, and an upper laser cleaner is fixedly connected to the output shaft of the servo motor 1. The connecting frame slides stably in the support frame, and the upper laser cleaner is stably adjusted up and down following the connecting frame. In addition, when the servo motor 1 is operating, the upper laser cleaner rotates, thereby cleaning the inner wall of the bent pipe without dead angles, thereby improving the cleaning efficiency.

[0011] As a further solution of the present invention: the inner cavity of the L-shaped support frame is movably connected to an extension frame, the center of the right side surface of the extension frame is fixedly connected to a servo motor 2, the output shaft of the servo motor 2 is fixedly connected to a lower laser cleaner, the extension frame extends outward to control the lower laser cleaner to enter the bent pipe, and the lower laser cleaner rotates under the operation of the servo motor 2, thereby cleaning the inner wall of the other end of the bent pipe without dead angles, thereby improving the cleaning efficiency.

[0012] As a further solution of the present invention: the upper and lower ends of the extension frame are fixedly connected with the series frame, the upper and lower ends of the L-shaped support frame are provided with series grooves, and the series frame is movably connected to the inside of the series groove at one end of the extension frame. Under the influence of the series frame, the extension frame can be adjusted stably and accurately positioned in the L-shaped support frame without any position deviation.

[0013] As a further solution of the present invention: an electric push rod three is fixedly connected to the center of the left side wall of the L-shaped support frame, and the output end of the electric push rod three is fixedly connected to the center of the left side wall of the extension frame. The electric push rod two can adjust the combined length of the extension frame and the L-shaped support frame, thereby controlling the position adjustment of the lower laser cleaner inside the bent pipe.

[0014] As a further solution of the present invention: a movable groove is provided on the upper part of the bent pipe positioning frame, and the inner wall of the movable groove is movably connected to the movable frame, and the movable frame is fixedly connected to the positioning frame at one end of the movable groove, and the top center of the positioning frame is rotatably connected to a fastening bolt, and the outer wall of the fastening bolt is threadedly connected to the top center of the bent pipe positioning frame. The bent pipe is placed in the bent pipe positioning frame and is restricted and pulled by the movable frame. The fastening bolt can effectively adjust the built-in positioning frame of the bent pipe positioning frame up and down, thereby fixing the position of the bent pipe placed in the bent pipe positioning frame. The adjustable performance is excellent, and the bent pipe positioning frame can fix the position of bent pipes of different sizes.

[0015] As a further solution of the present invention: an electric push rod 2 is fixedly connected to the inside of the transverse bracket, and the output end of the electric push rod 2 is fixedly connected to the bottom of the bent pipe positioning frame. The intervention of the electric push rod 2 in the bent pipe positioning frame can adjust the distance between the bent pipe positioning frame and the transverse bracket, so that the height of one end of the bent pipe is adjusted to adapt to the lower laser cleaning component, ensuring that the lower laser cleaner can accurately enter the inside of the bent pipe.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. Through the arrangement of the bend pipe positioning frame, the moving groove, the moving frame, the positioning frame and the fastening bolts, the bend pipe is placed in the bend pipe positioning frame, and is restrained and pulled by the moving frame. The fastening bolts can effectively adjust the built-in positioning frame of the bend pipe positioning frame up and down, thereby fixing the position of the bend pipe placed in the bend pipe positioning frame. The adjustable performance is excellent, and the bend pipe positioning frame can fix the position of bends of different sizes;

[0018] 2. By setting an electric push rod 2 on the opposite side of the transverse bracket and the elbow positioning frame, the distance between the elbow positioning frame and the transverse bracket can be adjusted, so that the height of one end of the elbow is adjusted to adapt to the lower laser cleaning component, ensuring that the lower laser cleaner can accurately enter the interior of the elbow.

[0019] 3. Through the arrangement of the transverse bracket, the vertical bracket, the adjusting bracket, the traction bracket and the adjusting bolt, the lower part of the vertical bracket is connected to the traction bracket and the adjusting bracket in sequence, so the steering of the adjusting bolt can directly control the moving trajectory of the vertical bracket that is movable on the upper part of the transverse bracket, so that the upper laser cleaning component adapts to one end of the bent pipe, and the upper laser cleaner can accurately penetrate into the inner cavity of one end of the bent pipe to clean the inner wall.

[0020] 4. Through the arrangement of the connecting frame, the supporting frame, the vertical supporting frame, the movable frame, the driving frame, the driving bolt, the driving motor, the electric push rod 1, the connecting frame, the servo motor 1 and the upper laser cleaner, firstly, the supporting frame is connected to the vertical supporting frame through the connecting frame, the movable frame and the driving frame, so the turning of the driving bolt can directly control the height of the supporting frame, thereby ensuring that the supporting frame and the bent pipe maintain an adaptive distance. Subsequently, the connecting frame is pushed by the electric push rod 1, so that the upper laser cleaner can gradually enter the inner cavity of the bent pipe, and driven by the servo motor 1, the upper laser cleaner is prompted to thoroughly clean the inner wall of one end of the bent pipe.

[0021] 5. Through the arrangement of the L-shaped support frame, electric push rod three, extension frame, series frame, servo motor two and lower laser cleaner, the series frame moves around the series slot, prompting the extension frame to move synchronously in the L-shaped support frame, and the direction of the movement is controlled by electric push rod three, so the extension frame drives the lower laser cleaner to gradually enter the other end of the bent pipe. In addition, under the operation of servo motor two, the lower laser cleaner can thoroughly clean the inner wall of the other end of the bent pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A three-dimensional diagram of a laser cleaning machine with a function of cleaning the inner wall of a curved pipe according to the present invention;

[0023] Figure 2 This is a structural diagram of an upper laser cleaning component of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0024] Figure 3 It is a structural diagram of a connecting frame and an upper laser cleaning device of a laser cleaning machine with a function of cleaning the inner wall of a curved pipe according to the present invention;

[0025] Figure 4 A bottom view of a connecting frame of a laser cleaning machine having a function of cleaning the inner wall of a curved pipe according to the present invention;

[0026] Figure 5 This is a structural diagram of a support frame, a connecting frame, a movable frame and a driving frame of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0027] Figure 6 It is a structural diagram of a curved pipe positioning assembly of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0028] Figure 7 This is a structural diagram of a support base, a horizontal bracket, a second electric push rod and a vertical bracket of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0029] Figure 8 This is a structural diagram of an L-shaped support frame of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0030] Fig. 9 It is a structural diagram of the lower laser cleaning component of a laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to the present invention;

[0031] Fig.10 This is a structural diagram of a support base of a laser cleaning machine with a curved pipe inner wall cleaning function according to the present invention;

[0032] In the figure: 1. Support base; 2. Horizontal bracket; 3. L-shaped support frame; 4. Bend pipe positioning frame; 5. Vertical bracket; 6. Connecting frame; 7. Support frame; 8. Traction groove; 9. Adjustment groove; 10. Adjustment bolt; 11. Adjustment frame; 12. Traction frame; 13. Electric push rod one; 14. Slide groove; 15. Connecting frame; 16. Upper laser cleaner; 17. Sliding frame; 18. Servo motor one; 19. Movable frame; 20. Drive frame; 21. Drive bolt; 22. Drive motor; 23. Electric push rod two; 24. Moving groove; 25. Moving frame; 26. Positioning frame; 27. Fastening bolt; 28. Electric push rod three; 29. ​​Series groove; 30. Series frame; 31. Extension frame; 32. Servo motor two; 33. Lower laser cleaner; 34. Boss. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0035] See also Figures 1 to 5In an embodiment of the present invention, a laser cleaning machine with a function of cleaning the inner wall of a curved pipe comprises: a supporting base 1; a protrusion 34 is fixedly connected to the top of the supporting base 1, and a transverse bracket 2 is clamped on one end of the supporting base 1 by the protrusion 34; an adjusting groove 9 and a traction groove 8 are respectively provided at the right end of the transverse bracket 2; an adjusting frame 11 is movably connected inside the adjusting groove 9; a traction frame 12 is movably connected inside the traction groove 8; the bottom of the traction frame 12 is fixedly connected to the top of the adjusting frame 11; the top of the traction frame 12 is fixedly connected to the vertical bracket 5; an adjusting bolt 10 is rotatably connected to the center of the right end of the transverse bracket 2; and the outer wall of the adjusting bolt 10 is threadedly connected to the center of the adjusting frame 11.

[0036] Please refer to Figures 2 to 5 Since a movable frame 19 is movably connected to the left end of the upper part of the vertical bracket 5, a driving frame 20 is fixedly connected to the left side of the movable frame 19. The driving frame 20 is movably connected to the inside of the vertical bracket 5 at one end of the movable frame 19. A driving bolt 21 is threadedly connected to the center of the driving frame 20. A driving motor 22 is fixedly connected to the top of the driving bolt 21. The outer wall of the driving motor 22 is fixedly connected to the top center of the vertical bracket 5.

[0037] The working principle of the present invention is: the lower part of the vertical bracket 5 is connected to the traction frame 12 and the adjustment frame 11 in sequence, so the vertical bracket 5 can move left and right on the upper part of the horizontal bracket 2, and the movement direction is controlled by the adjustment bolt 10, so that the upper laser cleaning component adapts to the other end of the curved pipe. The driving frame 20 can be adjusted up and down around the inner cavity of the vertical bracket 5 when connected with the movable frame 19. The up and down adjustment direction of the driving frame 20 is controlled by the driving bolt 21, and the steering direction of the driving bolt 21 is controlled by the driving motor 22, thereby controlling the adjustment direction of the upper laser cleaning component.

[0038] In other embodiments of the present invention, since the top of the transverse bracket 2 is fixedly connected to the L-shaped support frame 3, the inner cavity of the L-shaped support frame 3 is movably connected to the extension frame 31, the center of the right side surface of the extension frame 31 is fixedly connected to a servo motor 2 32, and the output shaft of the servo motor 2 32 is fixedly connected to a lower laser cleaner 33.

[0039] Please refer to Figure 8 and Fig. 9 The upper and lower ends of the extension frame 31 are fixedly connected with the series frame 30, and the upper and lower ends of the L-shaped support frame 3 are provided with series grooves 29. The series frame 30 is movably connected to the inside of the series groove 29 at one end of the extension frame 31. The center of the left side wall of the L-shaped support frame 3 is fixedly connected with an electric push rod 3 28, and the output end of the electric push rod 3 28 is fixedly connected to the center of the left side wall of the extension frame 31.

[0040] The working principle of the present invention is: the series frame 30 moves around the series slot 29 set on the L-shaped support frame 3, and the extension frame 31 moves synchronously with the series frame 30 in the inner cavity of the L-shaped support frame 3, and the direction of the movement is controlled by the electric push rod 3 28, so that the lower laser cleaner 33 can be controlled to enter the bent pipe, and the lower laser cleaner 33 rotates under the operation of the servo motor 2 32, so as to clean the inner wall of the other end of the bent pipe without dead angles.

[0041] In other embodiments of the present invention, since a movable groove 24 is opened on the upper portion of the bent pipe positioning frame 4, the inner wall of the movable groove 24 is movably connected to a movable frame 25, and the movable frame 25 is fixedly connected to a positioning frame 26 at one end of the movable groove 24, and the top center of the positioning frame 26 is rotatably connected to a fastening bolt 27, and the outer wall of the fastening bolt 27 is threadedly connected to the top center of the bent pipe positioning frame 4.

[0042] Please refer to Figure 6 and Figure 7 The interior of the transverse bracket 2 is fixedly connected with an electric push rod 23 , and the output end of the electric push rod 23 is fixedly connected to the bottom of the bent pipe positioning frame 4 .

[0043] The working principle of the present invention is: the intervention of the electric push rod 23 in the bend pipe positioning frame 4 can adjust the distance between the bend pipe positioning frame 4 and the horizontal bracket 2, so that the height of one end of the bend pipe is adjusted to adapt to the lower laser cleaning component, ensuring that the lower laser cleaner 33 can accurately enter the inside of the bend pipe, and the bend pipe is placed in the bend pipe positioning frame 4, and is restrained and pulled by the moving frame 25. The fastening bolts 27 can effectively adjust the built-in positioning frame 26 of the bend pipe positioning frame 4 up and down, thereby fixing the position of the bend placed in the bend pipe positioning frame 4.

[0044] In other embodiments of the present invention, the left side of the movable frame 19 is fixedly connected to the connecting frame 6, the left side of the connecting frame 6 is fixedly connected to the supporting frame 7, the top center of the supporting frame 7 is fixedly connected to the electric push rod 13, and the output end of the electric push rod 13 is fixedly connected to the connecting frame 15.

[0045] Please refer to Figure 3 to Figure 5 A slide groove 14 is provided on the lower side wall of the support frame 7, and a sliding frame 17 is movably connected inside the slide groove 14. The sliding frame 17 is fixedly connected to the side wall of the connecting frame 15 at one end of the slide groove 14. A servo motor 18 is fixedly connected to the lower center of the connecting frame 15, and an upper laser cleaner 16 is fixedly connected to the output shaft of the servo motor 18.

[0046] The working principle of the present invention is: the sliding frame 17 moves inside the slide groove 14 to prompt the connecting frame 15 to move synchronously in the support frame 7, and the direction of the movement is controlled by the electric push rod 13, so that the upper laser cleaner 16 can be controlled to enter the inside of the curved pipe to clean the inner wall. In addition, when the servo motor 18 is working, the upper laser cleaner 16 rotates, thereby cleaning the inner wall of the curved pipe without dead angles.

[0047] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A laser cleaning machine with the function of cleaning the inner wall of a curved pipe, comprising: The support base (1) is characterized in that: the top of the support base (1) is fixedly connected with a protrusion (34), the protrusion (34) is clamped with a transverse bracket (2) at one end of the support base (1), the top of the transverse bracket (2) is fixedly connected with an L-shaped support bracket (3), the upper part of the transverse bracket (2) is movably connected with a bent pipe positioning bracket (4), the right end of the transverse bracket (2) is respectively provided with an adjustment groove (9) and a traction groove (8), the inside of the adjustment groove (9) is movably connected with an adjustment bracket (11), the inside of the traction groove (8) is movably connected with a traction bracket (12), the bottom of the traction bracket (12) is fixedly connected to the top of the adjustment bracket (11), the top of the traction bracket (12) is fixedly connected with a vertical bracket (5), the right end center of the transverse bracket (2) is rotatably connected with an adjustment bolt (10), and the outer wall of the adjustment bolt (10) is threadedly connected to the center of the adjustment bracket (11).

2. The laser cleaning machine with the function of cleaning the inner wall of a bent pipe according to claim 1, characterized in that: A movable frame (19) is movably connected to the left end of the upper portion of the vertical bracket (5), and a driving frame (20) is fixedly connected to the left side of the movable frame (19). The driving frame (20) is movably connected to the interior of the vertical bracket (5) at one end of the movable frame (19).

3. The laser cleaning machine with the function of cleaning the inner wall of a bent pipe according to claim 2, characterized in that: The center of the driving frame (20) is threadedly connected to a driving bolt (21), the top of the driving bolt (21) is fixedly connected to a driving motor (22), and the outer wall of the driving motor (22) is fixedly connected to the top center of the vertical bracket (5).

4. The laser cleaning machine with the function of cleaning the inner wall of a bent pipe according to claim 2, characterized in that: The left side of the movable frame (19) is fixedly connected to a connecting frame (6), the left side of the connecting frame (6) is fixedly connected to a supporting frame (7), the top center of the supporting frame (7) is fixedly connected to an electric push rod (13), and the output end of the electric push rod (13) is fixedly connected to a connecting frame (15).

5. The laser cleaning machine with the function of cleaning the inner wall of a bent pipe according to claim 4, characterized in that: The lower side wall of the support frame (7) is provided with a slide groove (14), the interior of the slide groove (14) is movably connected to a sliding frame (17), the sliding frame (17) is fixedly connected to the side wall of the connecting frame (15) at one end of the slide groove (14), the lower center of the connecting frame (15) is fixedly connected to a servo motor (18), and the output shaft of the servo motor (18) is fixedly connected to an upper laser cleaner (16).

6. The laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to claim 1, characterized in that: The inner cavity of the L-shaped support frame (3) is movably connected to an extension frame (31), the right side center of the extension frame (31) is fixedly connected to a servo motor 2 (32), and the output shaft of the servo motor 2 (32) is fixedly connected to a lower laser cleaner (33).

7. The laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to claim 6, characterized in that: The upper and lower ends of the extension frame (31) are fixedly connected to the serial frame (30), the upper and lower ends of the L-shaped support frame (3) are provided with a serial groove (29), and the serial frame (30) is movably connected to the inside of the serial groove (29) at one end of the extension frame (31).

8. The laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to claim 1, characterized in that: The center of the left side wall of the L-shaped support frame (3) is fixedly connected to an electric push rod 3 (28), and the output end of the electric push rod 3 (28) is fixedly connected to the center of the left side wall of the extension frame (31).

9. The laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to claim 1, characterized in that: A movable groove (24) is provided on the upper portion of the bend pipe positioning frame (4), and a movable frame (25) is movably connected to the inner wall of the movable groove (24). The movable frame (25) is fixedly connected to a positioning frame (26) at one end of the movable groove (24). A fastening bolt (27) is rotatably connected to the top center of the bend pipe positioning frame (4), and an outer wall of the fastening bolt (27) is threadedly connected to the top center of the bend pipe positioning frame (4).

10. The laser cleaning machine with the function of cleaning the inner wall of a curved pipe according to claim 1, characterized in that: The interior of the transverse bracket (2) is fixedly connected to a second electric push rod (23), and the output end of the second electric push rod (23) is fixedly connected to the bottom of the bent pipe positioning frame (4).

Images