3D laser tube cutting machine

Abstract

The utility model belongs to the field of laser tube cutting machines, specifically a three-dimensional laser tube cutting machine, comprising a tube cutting machine body; a laser cutter is installed in the middle of the tube cutting machine body; a fixing assembly is installed in the middle of the tube cutting machine body; a sensor body is installed in the middle of the tube cutting machine body; a plurality of connecting rods are fixedly connected to the middle of the fixing assembly; a circular ring is fixedly connected to the end of the connecting rod; an air pipe is connected to the middle of the circular ring; a plurality of first circular holes are opened in the middle of the circular ring; the fixing assembly comprises a servo motor; a first gear is fixedly connected to the output end of the servo motor; a second gear is arranged on one side of the servo motor; the airflow will carry smoke particles through the first circular hole into the interior of the circular ring, so that the device can collect and remove the smoke particles, reduce the interference of smoke on the sensor body, and improve the accuracy and stability of the sensor body when it is working.

Description

Technical Field

[0001] The utility model relates to the field of laser tube cutting machines, in particular to a three-dimensional laser tube cutting machine. Background Art

[0002] Laser tube cutting machine is a professional pipe laser cutting equipment, which consists of laser generator, control drive system, pipe laser cutting machine, light guide external optical path system, cutting head, workbench, stabilized power supply, etc. The high integration of these systems makes the laser tube cutting machine have linkage CNC function, which can accurately perform cutting processing of various angles, arcs, curves and irregular shapes.

[0003] The laser tube cutting machine supports the cutting of metal square tubes, round tubes, rectangular tubes, oval tubes, waist-shaped tubes, D-shaped tubes, hexagonal tubes and other special-shaped tubes. It supports tube truncation, hole cutting, beveling, hollowing, cutting shapes, etc. It is equipped with special CAD / CAM automatic programming and automatic nesting software, and is easy to operate.

[0004] Laser tube cutting machines usually cut tubes when working. During production and observation, it was found that the surface of the tube would melt due to high temperature during laser cutting, producing smoke particles. The smoke would block the working field of the sensor, making it difficult for the sensor to accurately detect the cutting status of the tube, thereby affecting the cutting work of the device.

[0005] Therefore, a three-dimensional laser tube cutting machine is proposed to address the above problems. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0007] The technical solution adopted by the utility model to solve its technical problems is: the three-dimensional laser tube cutting machine described in the utility model comprises a tube cutting machine body; a laser cutter is installed in the middle of the tube cutting machine body; a fixing assembly is installed in the middle of the tube cutting machine body; a sensor body is installed in the middle of the tube cutting machine body; a plurality of connecting rods are fixedly connected to the middle of the fixing assembly; a circular ring is fixedly connected to the end of the connecting rod; an air pipe is connected to the middle of the circular ring; a plurality of first circular holes are opened in the middle of the circular ring; the airflow will carry the smoke particles through the first circular holes into the interior of the circular ring, so that the device can collect and remove the smoke particles, reduce the interference of smoke on the sensor body, and improve the accuracy and stability of the sensor body when it is working.

[0008] Preferably, the fixing component includes a servo motor; a first gear is fixedly connected to the output end of the servo motor; a second gear is arranged on one side of the servo motor; the first gear and the second gear are meshing transmission; a rotating chuck is installed in the middle of the second gear; a column is fixedly connected to the middle of the rotating chuck; a cross plate is fixedly connected to the top of the column; an oil bag is fixedly connected to the bottom of the cross plate; a plurality of second circular holes are opened in the middle of the oil bag; the lubricating oil in the oil bag will flow out from the second circular holes and lubricate the surfaces of the first gear and the second gear, thereby realizing the lubrication effect of the device on the first gear and the second gear, and at the same time, the cross plate will also protect the first gear and the second gear, thereby improving the working stability of the fixing component and reducing the pauses or jams that occur when the fixing component is working.

[0009] Preferably, a second magnet is fixedly connected to the middle part of the second gear; a vertical rod is fixedly connected to the middle part of the horizontal plate; a pressure plate is slidably connected to the middle part of the vertical rod; a spring is fixedly connected to the bottom of the pressure plate; the spring and the horizontal plate are in a fixed relationship; the spring is sleeved on the surface of the vertical rod; a first magnet is fixedly connected to the middle part of the pressure plate; the first magnet and the second magnet are correspondingly arranged; when the device is working, the first gear and the second gear will rotate and mesh, and when the second gear rotates, it will drive the second magnet to rotate together, and the distance between the second magnet and the first magnet will change when the second magnet rotates. When the second magnet and the first magnet approach each other, the first magnet will be subjected to the repulsive force exerted by the second magnet, and then the pressure plate will approach the horizontal plate under the repulsive force of the first magnet and the second magnet and compress the spring. When the pressure plate moves, it will slide along the vertical rod and squeeze the surface of the oil bag, so that the lubricating oil in the oil bag can be squeezed out from the second circular hole, thereby realizing the lubrication of the first gear and the second gear.

[0010] Preferably, a baffle is symmetrically fixed to the middle of the oil bag; the baffle is an arc-shaped structure; when the pressure plate squeezes the oil bag, the lubricating oil inside the oil bag will flow out from the second circular hole, and the lubricating oil will reach the surface of the baffle and flow along the surface of the baffle, and then the lubricating oil will flow out from the edge of the baffle and reach the first gear and the second gear, thereby achieving lubrication of the first gear and the second gear.

[0011] Preferably, a circular plate is rotatably connected to the middle of the first circular hole; a plurality of third circular holes are opened in the middle of the circular plate; when air flows at the first circular hole, the air flow passes through the circular plate and causes the circular plate to rotate under the action of the air flow, and when the circular plate rotates, the air flow around the first circular hole is disturbed and contacts the first circular hole, thereby reducing the smoke particles accumulated at the first circular hole and allowing the smoke particles to stably enter the interior of the circular ring.

[0012] Preferably, a pull rope is fixedly connected to the middle of the circular plate; a ball is fixedly connected to the end of the pull rope; when the circular plate rotates under the action of the airflow, the pull rope will be driven to move together, and when the pull rope moves, it will move with the ball and make the ball and the ring contact each other, and when the ball and the ring collide, the first circular hole will vibrate, thereby accelerating the speed at which the smoke particles accumulated at the first circular hole detach, and further reducing the impurities remaining at the first circular hole.

[0013] Preferably, a plurality of sponges are fixedly connected to the middle of the circular plate; the sponges are arranged in a circular array; when the circular plate rotates, the sponges are driven to rotate together, and when the sponges move, they come into contact with the first circular hole and clean the surface of the first circular hole, further enhancing the cleaning effect of the device on the inner wall of the first circular hole.

[0014] The utility model is beneficial in that:

[0015] 1. In the three-dimensional laser tube cutting machine described in the utility model, the airflow will carry the smoke particles through the first circular hole into the interior of the circular ring, so that the device can collect and remove the smoke particles, reduce the interference of the smoke on the sensor body, and improve the accuracy and stability of the sensor body during operation.

[0016] 2. In the three-dimensional laser tube cutting machine described in the utility model, the lubricating oil in the oil bag will flow out from the second circular hole and lubricate the surfaces of the first gear and the second gear, thereby realizing the lubrication effect of the device on the first gear and the second gear. At the same time, the cross plate will also protect the first gear and the second gear, thereby improving the working stability of the fixed component and reducing the pause or jamming that occurs when the fixed component is working. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the main body of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the pipe cutting machine body of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the first gear in the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the medium pressure plate of the utility model;

[0022] Figure 5It is a schematic diagram of the structure of the circular ring in the utility model;

[0023] Figure 6 It is a structural schematic diagram of the circular plate in the utility model.

[0024] In the figure: 1. pipe cutting machine body; 12. laser cutter; 13. fixing assembly; 14. connecting rod; 15. circular ring; 16. air pipe; 17. first circular hole; 18. sensor body; 2. column; 22. horizontal plate; 23. oil bag; 24. second circular hole; 25. servo motor; 26. first gear; 27. second gear; 28. rotating chuck; 3. column; 32. pressure plate; 33. spring; 34. first magnet; 35. second magnet; 4. baffle; 5. circular plate; 52. third circular hole; 6. pull rope; 62. ball; 7. sponge. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Specific examples are given below.

[0027] See also Figures 1 to 6As shown, the three-dimensional laser tube cutting machine described in the embodiment of the utility model includes a tube cutting machine body 1; a laser cutter 12 is installed in the middle of the tube cutting machine body 1; a fixing component 13 is installed in the middle of the tube cutting machine body 1; a sensor body 18 is installed in the middle of the tube cutting machine body 1; a plurality of connecting rods 14 are fixedly connected to the middle of the fixing component 13; a circular ring 15 is fixedly connected to the end of the connecting rod 14; an air pipe 16 is connected to the middle of the circular ring 15; a plurality of first circular holes 17 are opened in the middle of the circular ring 15; when working, the pipe is placed on the top of the tube cutting machine body 1 and the pipe passes through the fixing component 13, and then the device is started so that the pipe is fixed by the fixing component 13, and then the laser cutter 12 will start and cut the fixed pipe, and at the same time, the sensor body 18 will sense the surface of the pipe, and when the pipe is cut, the sensor The main body 18 will transmit a signal to the fixing component 13 to drive the fixing component 13 to transport the pipe to the unloading place. When the pipe is cut by the laser cutter 12, smoke will be generated. At this time, the staff can connect the air pipe 16 to an external air pump and inhale the inside of the air pipe 16, so that the airflow at the ring 15 will enter the inside of the ring 15 from the first circular hole 17. At this time, a negative pressure state will be formed at the first circular hole 17, and the airflow will drive the smoke to flow together, so that the smoke will diffuse into the inside of the ring 15, reducing the smoke around the sensor body 18, so that the sensor body 18 can stably monitor the surface of the pipe; the airflow will carry the smoke particles through the first circular hole 17 into the inside of the ring 15, so that the device can collect and remove the smoke particles, reduce the interference of smoke on the sensor body 18, and improve the accuracy and stability of the sensor body 18 when working.

[0028] See also Figure 3 and Figure 4As shown, the fixing assembly 13 includes a servo motor 25; a first gear 26 is fixedly connected to the output end of the servo motor 25; a second gear 27 is arranged on one side of the servo motor 25; the first gear 26 and the second gear 27 are meshing transmission; a rotating chuck 28 is installed in the middle of the second gear 27; a column 2 is fixedly connected to the middle of the rotating chuck 28; a cross plate 22 is fixedly connected to the top of the column 2; an oil bag 23 is fixedly connected to the bottom of the cross plate 22; a plurality of second circular holes 24 are opened in the middle of the oil bag 23; lubricating oil is injected into the oil bag 23, when the device is working, the servo motor 25 will start and rotate the first gear 26, when the first gear 26 rotates, it will mesh with the second gear 27 and rotate the second gear 27, when the second gear 27 rotates, it will control the opening and closing of the rotating chuck 28, the inside of the oil bag 23 The lubricating oil will flow under the action of gravity and flow out from the second circular hole 24. The flowing lubricating oil will reach the surface of the first gear 26 and the second gear 27 and lubricate them, thereby improving the stability of the meshing of the first gear 26 and the second gear 27 and reducing the jamming caused by friction when the first gear 26 and the second gear 27 are working. At the same time, the cross plate 22 will also intercept impurities splashed during pipe cutting to reduce the interference of these impurities on the first gear 26 and the second gear 27; the lubricating oil in the oil bag 23 will flow out from the second circular hole 24 and lubricate the surface of the first gear 26 and the second gear 27, thereby realizing the lubrication effect of the device on the first gear 26 and the second gear 27. At the same time, the cross plate 22 will also protect the first gear 26 and the second gear 27, thereby improving the working stability of the fixing component 13 and reducing the pause or jamming when the fixing component 13 is working.

[0029] See also Figure 4 As shown, a second magnet 35 is fixedly connected to the middle of the second gear 27; a vertical rod 3 is fixedly connected to the middle of the horizontal plate 22; a pressure plate 32 is slidably connected to the middle of the vertical rod 3; a spring 33 is fixedly connected to the bottom of the pressure plate 32; the spring 33 and the horizontal plate 22 are both fixedly connected; the spring 33 is sleeved on the surface of the vertical rod 3; a first magnet 34 is fixedly connected to the middle of the pressure plate 32; the first magnet 34 and the second magnet 35 are correspondingly arranged; when the device is working, the first gear 26 and the second gear 27 will rotate and mesh, and the second gear 27 will drive the second magnet 34 when it rotates. When the second magnet 35 rotates, the distance between the second magnet 35 and the first magnet 34 will change. When the second magnet 35 and the first magnet 34 are close to each other, the first magnet 34 will be subjected to the repulsive force exerted by the second magnet 35. Subsequently, the pressure plate 32 will approach the cross plate 22 under the repulsive force of the first magnet 34 and the second magnet 35, and the spring 33 will be in a compressed state. When the pressure plate 32 moves, it will slide along the vertical rod 3 and squeeze the surface of the oil bag 23, so that the lubricating oil in the oil bag 23 can be squeezed out from the second circular hole 24, thereby realizing the lubrication of the first gear 26 and the second gear 27.

[0030] See also Figure 4 As shown, a baffle plate 4 is symmetrically fixed to the middle of the oil bag 23; the baffle plate 4 is an arc-shaped structure; when the pressure plate 32 squeezes the oil bag 23, the lubricating oil inside the oil bag 23 will flow out from the second circular hole 24, and the lubricating oil will reach the surface of the baffle plate 4 and flow along the surface of the baffle plate 4, and then the lubricating oil will flow out from the edge of the baffle plate 4 and reach the first gear 26 and the second gear 27, thereby lubricating the first gear 26 and the second gear 27.

[0031] See also Figure 5 and Figure 6 As shown, the middle part of the first circular hole 17 is rotatably connected to a circular plate 5; a plurality of third circular holes 52 are opened in the middle part of the circular plate 5; when air flows at the first circular hole 17, the air flow passes through the circular plate 5 and causes the circular plate 5 to rotate under the action of the air flow, and when the circular plate 5 rotates, the air flow around the first circular hole 17 is disturbed and contacts the first circular hole 17, thereby reducing the smoke particles accumulated at the first circular hole 17, so that the smoke particles can stably enter the interior of the ring 15.

[0032] See also Figure 6 As shown, a pull rope 6 is fixedly connected to the middle part of the circular plate 5; a ball 62 is fixedly connected to the end of the pull rope 6; when the circular plate 5 rotates under the action of the airflow, the pull rope 6 will be driven to move together, and when the pull rope 6 moves, it will move with the ball 62 and make the ball 62 contact with the ring 15, and when the ball 62 collides with the ring 15, the first circular hole 17 will vibrate, thereby accelerating the speed at which the smoke particles accumulated at the first circular hole 17 detach, and further reducing the impurities remaining in the first circular hole 17.

[0033] See also Figure 6 As shown, a plurality of sponges 7 are fixedly connected to the middle of the circular plate 5; the sponges 7 are arranged in a circular array; when the circular plate 5 rotates, the sponges 7 are driven to rotate together, and when the sponges 7 move, they come into contact with the first circular hole 17 and clean the surface of the first circular hole 17, further enhancing the cleaning effect of the device on the inner wall of the first circular hole 17.

[0034] Working principle: After placing the pipe on the top of the pipe cutting machine body 1, let the pipe pass through the fixing component 13, then start the device so that the pipe is fixed by the fixing component 13, then the laser cutter 12 will start and cut the fixed pipe, and at the same time the sensor body 18 will sense the surface of the pipe. After the pipe is cut, the sensor body 18 will transmit a signal to the fixing component 13 to drive the fixing component 13 to transport the pipe to the unloading place. When the pipe is cut by the laser cutter 12, smoke will be generated. At this time, the staff can connect the air pipe 16 to the air pump and inhale the inside of the air pipe 16, so that the airflow at the ring 15 will enter the inside of the ring 15 from the first circular hole 17. At this time, the first circular hole 17 A negative pressure state will be formed, and when the airflow flows, it will drive the smoke to flow together, so that the smoke will diffuse into the inside of the ring 15, reducing the smoke around the sensor body 18, so that the sensor body 18 can stably monitor the surface of the pipe; lubricating oil is injected into the oil bag 23, and when the device is working, the servo motor 25 will start and rotate the first gear 26, and when the first gear 26 rotates, it will mesh with the second gear 27 and rotate the second gear 27, and when the second gear 27 rotates, it will control the opening and closing of the rotating chuck 28, and the lubricating oil inside the oil bag 23 will flow under the action of gravity and flow out from the second circular hole 24, and the outflowing lubricating oil will reach the first gear 26 and the second gear 27. The surface of the gear 27 is lubricated to improve the meshing stability of the first gear 26 and the second gear 27, and reduce the jamming caused by friction when the first gear 26 and the second gear 27 are working. At the same time, the cross plate 22 will also intercept impurities splashed during pipe cutting to reduce the interference of these impurities on the first gear 26 and the second gear 27; when the device is working, the first gear 26 and the second gear 27 will rotate and mesh, and when the second gear 27 rotates, it will drive the second magnet 35 to rotate together. When the second magnet 35 rotates, the distance between it and the first magnet 34 will change. When the second magnet 35 and the first magnet 34 are close to each other, the first magnet 34 will be subjected to the repulsive force exerted by the second magnet 35, and then the pressure plate Under the repulsive force of the first magnet 34 and the second magnet 35, the pressure plate 32 will approach the horizontal plate 22 and compress the spring 33. When the pressure plate 32 moves, it will slide along the vertical rod 3 and squeeze the surface of the oil bag 23, so that the lubricating oil in the oil bag 23 can be squeezed out from the second circular hole 24, thereby achieving lubrication of the first gear 26 and the second gear 27. When the pressure plate 32 squeezes the oil bag 23, the lubricating oil in the oil bag 23 will flow out from the second circular hole 24, and the lubricating oil will reach the surface of the baffle 4 and flow along the surface of the baffle 4. Then, the lubricating oil will flow out from the edge of the baffle 4 and reach the first gear 26 and the second gear 27, thereby achieving lubrication of the first gear 26 and the second gear 27.When there is airflow at the first circular hole 17, the airflow will pass through the circular plate 5 and make the circular plate 5 rotate under the action of the airflow. When the circular plate 5 rotates, the airflow around the first circular hole 17 will be disturbed and contact the first circular hole 17, reducing the smoke particles accumulated at the first circular hole 17, so that the smoke particles can stably enter the inside of the circular ring 15; when the circular plate 5 rotates under the action of the airflow, it will drive the pull rope 6 to move together, and when the pull rope 6 moves, it will move with the ball 62 and make the ball 62 contact the circular ring 15. When the ball 62 collides with the circular ring 15, the first circular hole 17 will vibrate, accelerating the speed of the smoke particles accumulated at the first circular hole 17 to detach; when the circular plate 5 rotates, it will drive the sponge 7 to rotate together, and when the sponge 7 moves, it will contact the first circular hole 17 and clean the surface of the first circular hole 17. ;

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A three-dimensional laser tube cutting machine, comprising a tube cutting machine body (1), characterized in that: A laser cutter (12) is installed in the middle of the pipe cutting machine body (1); a fixing assembly (13) is installed in the middle of the pipe cutting machine body (1); a sensor body (18) is installed in the middle of the pipe cutting machine body (1); a plurality of connecting rods (14) are fixedly connected to the middle of the fixing assembly (13); a circular ring (15) is fixedly connected to the end of the connecting rod (14); an air pipe (16) is connected to the middle of the circular ring (15); and a plurality of first circular holes (17) are opened in the middle of the circular ring (15).

2. The three-dimensional laser tube cutting machine according to claim 1, characterized in that: The fixing assembly (13) comprises a servo motor (25); a first gear (26) is fixedly connected to the output end of the servo motor (25); a second gear (27) is arranged on one side of the servo motor (25); the first gear (26) and the second gear (27) are meshingly driven; a rotating chuck (28) is installed in the middle of the second gear (27); a column (2) is fixedly connected to the middle of the rotating chuck (28); a cross plate (22) is fixedly connected to the top of the column (2); an oil bag (23) is fixedly connected to the bottom of the cross plate (22); and a plurality of second circular holes (24) are opened in the middle of the oil bag (23).

3. The three-dimensional laser tube cutting machine according to claim 2, characterized in that: A second magnet (35) is fixedly connected to the middle of the second gear (27); a vertical pole (3) is fixedly connected to the middle of the horizontal plate (22); a pressure plate (32) is slidably connected to the middle of the vertical pole (3); a spring (33) is fixedly connected to the bottom of the pressure plate (32); the spring (33) and the horizontal plate (22) are both fixedly connected; the spring (33) is sleeved on the surface of the vertical pole (3); a first magnet (34) is fixedly connected to the middle of the pressure plate (32); the first magnet (34) and the second magnet (35) are correspondingly arranged.

4. The three-dimensional laser tube cutting machine according to claim 3, characterized in that: A baffle (4) is symmetrically fixedly connected to the middle of the oil bag (23); the baffle (4) is an arc-shaped structure.

5. The three-dimensional laser tube cutting machine according to claim 4, characterized in that: A circular plate (5) is rotatably connected to the middle of the first circular hole (17); and a plurality of third circular holes (52) are opened in the middle of the circular plate (5).

6. The three-dimensional laser tube cutting machine according to claim 5, characterized in that: A pull rope (6) is fixedly connected to the middle of the circular plate (5); and a round ball (62) is fixedly connected to the end of the pull rope (6).

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