Laser cutting device for stainless steel pipe

Abstract

The utility model discloses a laser cutting device for stainless steel tubes, which comprises a material transferring equipment group, a laser cutting equipment group and an equipment box, the material transferring equipment group and the laser cutting equipment group are both arranged at the top of the equipment box, all components of the laser cutting device for stainless steel tubes are compactly integrated on the equipment box body, and all the components are reasonably arranged. The whole structure of the equipment is compact, the production space is effectively saved, the limited space requirement in the modern production environment is met, meanwhile, full-automatic operation is achieved through automatic material transferring equipment, mechanical arm control and an accurate laser cutting system, manual intervention is reduced, and the working efficiency and the machining precision are improved. By means of automatic pipe rotating, positioning and cutting control, the production period is greatly shortened, the continuous machining capacity is enhanced, the requirement for large-scale production is met, the device can flexibly adapt to stainless steel pipes with different diameters and lengths, and it is guaranteed that the cutting process is stable and efficient.

Description

Technical Field

[0001] The utility model relates to the field of cutting devices, in particular to a laser cutting device for stainless steel pipes. Background Art

[0002] With the development of industrial automation and intelligent manufacturing, laser cutting technology has been widely used in the metal processing field. Especially in the processing of hard materials such as stainless steel, laser cutting has become an ideal processing method due to its high precision, high efficiency, and low thermal impact. However, due to the diverse shapes and sizes of stainless steel pipes, traditional laser cutting equipment faces problems such as cumbersome operation, low cutting efficiency, and difficult waste disposal, and can no longer meet the new production needs.

[0003] After searching, it was found that a Chinese patent document disclosed a stainless steel tube laser cutting device [application number: 202321368892.1, publication number: CN219924918U]. A stainless steel tube laser cutting device includes a bracket and a laser cutter. A clamp is provided on the bracket. A support ring with a U-shaped cross-section along the ring width direction is fixedly connected to the bracket on one side of the clamp. A worm gear with an end face exposed from the support ring is rotatably provided in the support ring. Although the cutting device meets the laser cutting process, it cannot be applied to different sizes, and the structural integration is low, which does not meet the requirements. Utility Model Content

[0004] In view of the problems existing in the prior art, the purpose of the present invention is to provide a laser cutting device for stainless steel pipes.

[0005] A laser cutting device for stainless steel pipes, characterized in that: the laser cutting device for stainless steel pipes comprises a material transfer equipment group, a laser cutting equipment group and an equipment box, wherein the material transfer equipment group and the laser cutting equipment group are both installed on the top of the equipment box;

[0006] The material transfer equipment group includes a chuck, a pipe transfer device, a movable stopper, a lifting frame 1, a lifting frame 2, and a lifting frame 3. The claw side of the chuck is provided with the lifting frame 2 and the lifting frame 3 from near to far, and the sides of the lifting frame 2 and the lifting frame 3 are provided with a movable stopper. The opposite side of the chuck claw side is provided with the pipe transfer device and the lifting frame 1 from near to far.

[0007] The laser cutting equipment group includes a laser emitter, a structural frame, a Y-axis displacement platform and a robotic arm. The robotic arm is installed on the top of the equipment box, the structural frame is installed on the head of the robotic arm, the Y-axis displacement platform is movably installed on the structural frame, and the laser emitter is installed on the Y-axis displacement platform.

[0008] The equipment box comprises an equipment box body and supporting legs, and the supporting legs are movably installed at the bottom of the equipment box body.

[0009] Preferably, the pipe rotating device includes a 90° variable speed motor, a conveyor belt and a pipe rotating device. The working end of the 90° variable speed motor drives the transmission wheel of the pipe rotating device to rotate through the conveyor belt, and the pipe rotating device drives the chuck to rotate.

[0010] Through this technical solution, the pipe rotating equipment can efficiently and stably achieve automatic rotation and positioning of pipes, enabling all-around cutting. The combination of the conveyor belt and the pipe rotating device can smoothly drive the rotation of the pipe, avoiding inaccurate cutting or damage to the pipe surface caused by friction or uneven rotation.

[0011] Preferably, the movable limiter includes a slide rail and a limiter, the slide rail is installed on the top of the equipment box, and the limiter is movably installed on the slide rail.

[0012] The above technical solution enables the movable stopper to accurately position and effectively limit the pipe. The slide rail allows the stopper to slide smoothly on the top of the equipment housing, allowing for flexible adjustment according to the size and position of different pipes. The stopper is movably mounted on the slide rail, ensuring the precise position of the pipe under the laser cutting head during the cutting process, avoiding cutting errors caused by pipe deviation or inaccurate positioning.

[0013] Preferably, lifting frame 1, lifting frame 2 and lifting frame 3 all include a lifting block, a horizontal plate 1, a horizontal plate 2 and a spring. The lifting block is M-shaped, a ball bearing is provided on the top of the lifting block, a lifting block is provided on the top of the horizontal plate 1, a spring is provided at the bottom of the horizontal plate 1, and a horizontal plate 2 is provided at the bottom of the spring.

[0014] Through this technical solution, support blocks 1, 2, and 3 effectively support and stabilize the pipe, ensuring stability and precision during laser cutting. The M-shaped design of the support blocks and the ball bearing structure on top allow the pipe to slide more smoothly during cutting, while reducing friction and avoiding damage to the pipe surface. The spring automatically adjusts pressure based on the weight of the pipe and vibration during cutting, maintaining stable contact between the support blocks and the pipe.

[0015] Preferably, a hydraulic rod is provided at the tail of the robotic arm, and the hydraulic rod is fixed inside the equipment box.

[0016] The hydraulic rods, implemented through this technical solution, effectively enhance the stability and precise control of the robotic arm. Through their fixed connection to the interior of the equipment housing, the hydraulic rods provide powerful thrust and support, ensuring the robotic arm has sufficient force to handle the various movements and adjustments required by the pipe during laser cutting operations.

[0017] Preferably, a hole is opened on the top of the equipment box, and the range of the hole includes the chuck and the cutting position of the laser cutting equipment. A waste box is provided inside the equipment box, and the position of the waste box corresponds to the hole opened on the top of the equipment box. The cutting waste enters the waste box through the hole.

[0018] Through the above technical solution, the hole opened on the top of the equipment box is precisely connected with the waste box, which can realize the collection and processing of waste during the cutting process. The waste generated during the laser cutting process can quickly fall into the waste box through the top hole, avoiding the waste from scattering or accumulating around the equipment, and keeping the working area clean.

[0019] Preferably, the head of the robotic arm is provided with a dust suction mechanism.

[0020] Through the above technical solution, the dust suction mechanism provided on the head of the robotic arm can effectively remove the smoke and fine waste generated during the laser cutting process, thereby keeping the cutting area clean, avoiding the influence of smoke on the laser cutting head, and ensuring cutting accuracy and quality.

[0021] Preferably, the dust collection mechanism includes a variable speed motor, a fan, a ventilation duct and a suction nozzle. A hole is opened on the side of the ventilation duct, the fan is arranged inside the ventilation duct, the variable speed motor is installed on the head of the robotic arm, and the power output end of the variable speed motor is connected to the fan arranged inside the ventilation duct through the hole opened on the side of the ventilation duct. The variable speed motor can drive the fan to rotate. A suction nozzle is installed on one side of the ventilation duct, and a waste collector can be installed on the other side of the ventilation duct.

[0022] Through the above technical solution, the design of the dust suction mechanism can achieve efficient cleaning of smoke and waste chips. The variable speed motor drives the fan to rotate, and the smoke and fine waste generated during the cutting process are quickly sucked into the system through the suction nozzle. The power output end of the variable speed motor is connected to the fan, and the wind speed is adjusted through adjustable speed control, so as to flexibly control the dust suction effect according to the cutting conditions, ensuring that exhaust gas and waste chips can be effectively removed under different working conditions.

[0023] Preferably, the ventilation duct is L-shaped.

[0024] Through the above technical solution, the design of the L-shaped ventilation duct can more flexibly adapt to the layout of the internal space of the equipment and the requirements of the working environment. It also has strong adaptability and can be flexibly arranged within a limited space, avoiding the space waste or interference with the operation of other equipment that may be caused by traditional straight duct structures.

[0025] Compared with the prior art, the utility model has the following advantages:

[0026] 1. All components of the stainless steel pipe laser cutting device are compactly integrated into the equipment box, and the reasonable layout of the components not only makes the overall structure of the equipment compact, but also effectively saves production space, adapting to the limited space requirements in the modern production environment.

[0027] 2. This stainless steel tube laser cutting system achieves fully automated operation through automatic material transfer equipment, robotic arm control, and a precise laser cutting system, reducing manual intervention and improving work efficiency and processing accuracy. Automated tube transfer, positioning, and cutting control significantly shorten production cycles, enhance continuous processing capabilities, and meet the needs of large-scale production.

[0028] 3. The stainless steel pipe laser cutting device uses intelligent material transfer equipment and a precise lifting frame system to flexibly adapt to stainless steel pipes of different diameters and lengths. Whether it is small or large-sized pipes, the equipment can automatically adjust the position and cutting path to ensure a stable and efficient cutting process, improve the adaptability of the equipment in different production tasks, and reduce the time and workload of manual adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0030] Figure 2 This is a three-dimensional schematic diagram of the structure of the material transfer equipment group of the utility model;

[0031] Figure 3 This is a three-dimensional schematic diagram of the structure of the laser cutting equipment group of the utility model;

[0032] Figure 4 This is a three-dimensional schematic diagram of the movable limiter and the lifting frame of the utility model;

[0033] Figure 5 It is a three-dimensional schematic diagram of the partial structure of the dust collection mechanism of the utility model.

[0034] In the figure: 101, chuck; 102, movable limiter; 103, lifting frame 1; 104, lifting frame 2; 105, lifting frame 3; 106, waste box; 107, hydraulic rod; 201, laser transmitter; 202, structural frame; 203, Y-axis displacement platform; 204, robotic arm; 301, equipment box; 302, support leg; 401, 90° angle speed motor; 402, conveyor belt; 403, pipe turner; 501, slide rail; 502, limiter; 601, horizontal plate 1; 602, horizontal plate 2; 603, spring; 604, ball bearing; 701, speed motor; 702, fan; 703, ventilation duct; 704, suction nozzle; 705, waste collector. DETAILED DESCRIPTION

[0035] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0036] See also Figures 1 to 5 , the utility model provides a technical solution:

[0037] A laser cutting device for stainless steel pipes, characterized in that: the laser cutting device for stainless steel pipes comprises a material transfer equipment group, a laser cutting equipment group and an equipment box, wherein the material transfer equipment group and the laser cutting equipment group are both installed on the top of the equipment box;

[0038] The material transfer equipment group includes a chuck 101, a pipe transfer device, a movable stopper 102, a lifting frame 103, a lifting frame 2 104, and a lifting frame 3 105. The lifting frame 2 104 and the lifting frame 3 105 are sequentially provided on the claw side of the chuck 101 from near to far, and the movable stopper 102 is provided on the sides of the lifting frame 2 104 and the lifting frame 3 105. The pipe transfer device 403 and the lifting frame 1 103 are sequentially provided on the opposite side of the claw side of the chuck 101 from near to far.

[0039] The laser cutting equipment group includes a laser emitter 201, a structural frame 202, a Y-axis displacement platform 203 and a robotic arm 204. The robotic arm 204 is installed on the top of the equipment box, the structural frame 202 is installed on the head of the robotic arm 204, the Y-axis displacement platform 203 is movably installed on the structural frame 202, and the laser emitter 201 is installed on the Y-axis displacement platform 203.

[0040] The equipment box includes an equipment box body 301 and support legs 302 , and the support legs 302 are movably mounted on the bottom of the equipment box body 301 .

[0041] Specifically, the pipe rotating equipment includes a 90° variable speed motor 401, a conveyor belt 402, and a pipe rotating device 403. The working end of the 90° variable speed motor 401 drives the transmission wheel of the pipe rotating device 403 via the conveyor belt 402, which in turn drives the chuck 101. The pipe rotating equipment can efficiently and stably achieve automatic rotation and positioning of pipes, achieving all-round cutting. The combination of the conveyor belt 402 and the pipe rotating device 403 can smoothly drive the rotation of the pipe, avoiding inaccurate cutting or damage to the pipe surface caused by friction or uneven rotation. This design not only improves cutting accuracy but also greatly enhances the equipment's automation level, eliminating the need for manual intervention during the pipe rotating process, thereby reducing labor costs and operational complexity.

[0042] Specifically, the movable limiter 102 includes a slide rail 501 and a limiter 502. The slide rail 501 is installed on the top of the equipment box 301, and the limiter 502 is movably installed on the slide rail 501. The movable limiter 102 can achieve precise positioning and effective limiting of the pipe. The setting of the slide rail 501 allows the limiter 502 to slide smoothly on the top of the equipment box 301, thereby flexibly adjusting according to the size and position of different pipes. The limiter 502 is movably installed on the slide rail 501, which can ensure the precise position of the pipe under the laser cutting head during the cutting process, avoiding cutting errors caused by pipe offset or inaccurate positioning. This design greatly improves the adaptability and flexibility of the equipment, and can quickly respond to the cutting needs of pipes of different specifications.

[0043] Specifically, the lifting frame 103, the lifting frame 2 104 and the lifting frame 3 105 all include a lifting block, a horizontal plate 1 601, a horizontal plate 2 602 and a spring 603. The lifting block is M-shaped, and a ball 604 is provided on the top of the lifting block, a lifting block is provided on the top of the horizontal plate 1 601, a spring 603 is provided on the bottom of the horizontal plate 1 601, and a horizontal plate 2 602 is provided on the bottom of the spring 603. The lifting frame 103, the lifting frame 2 104 and the lifting frame 3 105 can effectively support and stabilize the pipe, and ensure the stability and accuracy of the pipe during the laser cutting process. The M-shaped design of the lifting block and the structure of the ball bearing 604 on the top allow the pipe to slide more smoothly during the cutting process, while reducing friction and avoiding damage to the pipe surface. The spring 603 can automatically adjust the pressure according to the weight of the pipe and the vibration during the cutting process. It can automatically adjust and adapt to the size and weight of different pipes to ensure that the pipe always maintains the correct height and angle during the laser cutting process. This design not only optimizes the support structure of the pipe, avoids errors caused by uneven support during the cutting process, but also enhances the overall stability of the equipment and reduces the failure rate of the equipment.

[0044] Specifically, a hydraulic rod 107 is provided at the rear of the robotic arm 204 and is fixed within the equipment housing 301. The provision of the hydraulic rod 107 effectively enhances the stability and precise control capabilities of the robotic arm 204. Through its fixed connection to the interior of the equipment housing 301, the hydraulic rod 107 provides powerful thrust and support, ensuring that the robotic arm 204 has sufficient strength to handle the various movements and adjustments required for the pipe during laser cutting operations. The placement of the hydraulic rod 107 within the equipment housing 301 effectively saves space and makes the device structure more compact.

[0045] Specifically, a hole is opened on the top of the equipment case 301, and the range of the hole includes the chuck 101 and the cutting position of the laser cutting equipment. A waste box 106 is provided inside the equipment case 301, and the position of the waste box 106 corresponds to the hole opened on the top of the equipment case 301. The cutting waste enters the waste box 106 through the hole. The hole opened on the top of the equipment case 301 and the waste box 106 are precisely connected, which can realize the collection and treatment of waste during the cutting process. The waste generated during the laser cutting process can quickly fall into the waste box 106 through the top hole, avoiding the waste from scattering or accumulating around the equipment, and keeping the working area clean. The waste box 106 is arranged inside the equipment case 301, which makes the space utilization more reasonable and makes the overall function of the device more perfect.

[0046] Specifically, the head of the robotic arm 204 is provided with a dust suction mechanism, which can effectively remove the smoke and fine waste generated during the laser cutting process, thereby keeping the cutting area clean, avoiding the influence of smoke on the laser cutting head, and ensuring cutting accuracy and quality.

[0047] Specifically, the dust collection mechanism includes a variable speed motor 701, a fan 702, a ventilation duct 703 and a suction nozzle 704. A hole is opened on the side of the ventilation duct 703, and the fan 702 is arranged inside the ventilation duct 703. The variable speed motor 701 is installed on the head of the robotic arm 204. The power output end of the variable speed motor 701 is connected to the fan 702 arranged inside the ventilation duct 703 through the hole opened on the side of the ventilation duct 703. The variable speed motor 701 can drive the fan 702 to rotate. A suction nozzle 704 is installed on one side of the ventilation duct 703, and a waste collector 705 can be installed on the other side of the ventilation duct 703. The design of the dust collection mechanism can achieve efficient cleaning of smoke and waste debris. Installing the variable speed motor 701 and the waste collector 705 on opposite sides can prevent debris from entering the variable speed motor 701 and damaging the structure of the variable speed motor 701, thereby ensuring the stability of operation.

[0048] Specifically, the ventilation duct 703 is L-shaped. The design of the L-shaped ventilation duct 703 can more flexibly adapt to the layout of the internal space of the equipment and the requirements of the working environment. It also has strong adaptability and can be flexibly arranged in a limited space. This design not only improves the space utilization efficiency of the equipment, but also optimizes the cleaning path of exhaust gas and waste chips, thereby enhancing the accuracy of the cutting process and the long-term stable operation of the equipment.

[0049] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and 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 should not be understood as a limitation on the present invention.

[0050] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0051] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A laser cutting device for stainless steel pipes, characterized by: The laser cutting device for stainless steel pipes includes a material transfer equipment group, a laser cutting equipment group and an equipment box, and the material transfer equipment group and the laser cutting equipment group are both installed on the top of the equipment box; The material transfer equipment group includes a chuck (101), a pipe transfer device, a movable stopper (102), a lifting frame 1 (103), a lifting frame 2 (104), and a lifting frame 3 (105). The claw side of the chuck (101) is provided with a lifting frame 2 (104) and a lifting frame 3 (105) in sequence from near to far. The side surfaces of the lifting frame 2 (104) and the lifting frame 3 (105) are provided with a movable stopper (102). The opposite side of the claw side of the chuck (101) is provided with a pipe transfer device and a lifting frame 1 (103) in sequence from near to far. The chuck (101) is installed on the pipe transfer device. The laser cutting equipment group comprises a laser emitter (201), a structural frame (202), a Y-axis displacement platform (203) and a mechanical arm (204), wherein the mechanical arm (204) is mounted on the top of the equipment box, the structural frame (202) is mounted on the head of the mechanical arm (204), the Y-axis displacement platform (203) is movably mounted on the structural frame (202), and the laser emitter (201) is mounted on the Y-axis displacement platform (203); The equipment box comprises an equipment box body (301) and supporting legs (302), wherein the supporting legs (302) are movably mounted on the bottom of the equipment box body (301).

2. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: The pipe rotating device comprises a 90° rotating speed-variable motor (401), a conveyor belt (402) and a pipe rotating device (403). The working end of the 90° rotating speed-variable motor (401) drives the transmission wheel of the pipe rotating device (403) to rotate through the conveyor belt (402), and the pipe rotating device (403) drives the chuck (101) to rotate.

3. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: The movable stopper (102) comprises a slide rail (501) and a stopper (502), wherein the slide rail (501) is mounted on the top of the equipment box (301), and the stopper (502) is movably mounted on the slide rail (501).

4. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: The lifting frame 1 (103), the lifting frame 2 (104) and the lifting frame 3 (105) all include a lifting block, a horizontal plate 1 (601), a horizontal plate 2 (602) and a spring (603). The lifting block is M-shaped, a ball bearing (604) is provided on the top of the lifting block, a lifting block is provided on the top of the horizontal plate 1 (601), a spring (603) is provided on the bottom of the horizontal plate 1 (601), and a horizontal plate 2 (602) is provided on the bottom of the spring (603).

5. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: The tail of the mechanical arm (204) is provided with a hydraulic rod (107), and the hydraulic rod (107) is fixed inside the equipment box (301).

6. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: A hole is provided on the top of the equipment case (301), and the range of the hole includes the chuck (101) and the cutting position of the laser cutting equipment. A waste box (106) is provided inside the equipment case (301), and the position of the waste box (106) corresponds to the hole provided on the top of the equipment case (301), and the cutting waste enters the waste box (106) through the hole.

7. The laser cutting device for stainless steel pipe according to claim 1, characterized in that: The head of the mechanical arm (204) is provided with a dust suction mechanism.

8. The laser cutting device for stainless steel pipe according to claim 7, characterized in that: The dust collection mechanism comprises a variable speed motor (701), a fan (702), a ventilation duct (703) and a suction nozzle (704); a hole is provided on the side of the ventilation duct (703); the fan (702) is arranged inside the ventilation duct (703); the variable speed motor (701) is mounted on the head of the mechanical arm (204); the power output end of the variable speed motor (701) is connected to the fan (702) arranged inside the ventilation duct (703) through the hole provided on the side of the ventilation duct (703); the variable speed motor (701) can drive the fan (702) to rotate; a suction nozzle (704) is installed on one side of the ventilation duct (703); and a waste collector (705) can be installed on the other side of the ventilation duct (703).

9. The laser cutting device for stainless steel pipe according to claim 8, characterized in that: The ventilation duct (703) is L-shaped.

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