Pipe laser cutting equipment

Abstract

The invention relates to pipe laser cutting equipment, and relates to the technical field of cutting equipment.The pipe laser cutting equipment comprises a machining table, a through hole allowing a round pipe to pass through is formed in the machining table, a laser cutting tool bit is arranged on the machining table, a cutting air cylinder is fixedly connected to the machining table, and the laser cutting tool bit is fixedly connected to the telescopic end of the cutting air cylinder; a transverse plate is fixedly connected to the side, away from the laser cutting tool bit, of the machining table, the length direction of the transverse plate is parallel to the forming direction of the through hole, a mounting block is slidably connected to the transverse plate, a clamping manipulator used for clamping the round pipe is mounted on the mounting block, and a driving assembly used for driving the mounting block to slide on the transverse plate is arranged on the mounting block. A numerical control operation table is arranged on one side of the machining table and electrically connected with the driving assembly, the cutting air cylinder and the laser cutting tool bit. The cutting device has the effect of improving the cutting efficiency of the round pipe.

Description

Technical Field

[0001] The present application relates to the technical field of cutting equipment, and in particular to a tube laser cutting equipment. Background Art

[0002] Tube laser cutting equipment is a high-precision, high-efficiency processing equipment specially used for cutting metal tubes. It usually includes a laser beam that provides high energy density, a cutting head that focuses the laser beam on the surface of the tube and injects auxiliary gas to improve the cutting quality and speed, and a CNC control system that controls the laser power output, cutting path and process parameters through programming for automated cutting.

[0003] This type of equipment uses laser technology to cut tubes of various shapes, including round, square, rectangular, oval and special-shaped tubes.

[0004] In the production process of the spliced ​​football goal frame, the above-mentioned laser cutting equipment is usually required to cut the round tube into multiple branch tubes as the components of the football goal frame. In the related art, workers are usually required to carry the round tube to the cutting position of the laser cutting equipment, and then fix the round tube by a fixing device, and then control the laser cutting equipment to cut the round tube. However, in the above process, the round tube needs to be moved once each time a branch tube is cut, which leads to low cutting efficiency of the round tube. Summary of the invention

[0005] In order to improve the cutting efficiency of round tubes, the present application provides a tube laser cutting device.

[0006] The conductive oil pipe coupling limit insulator provided in this application adopts the following technical solution: A tube laser cutting device comprises a processing table, wherein the processing table is provided with a through hole for allowing a round tube to pass through, the processing table is provided with a laser cutting head, the processing table is fixedly connected with a cutting cylinder, the laser cutting head is fixedly connected to the telescopic end of the cutting cylinder, a transverse plate is fixedly connected to a side of the processing table away from the laser cutting head, the length direction of the transverse plate is parallel to the opening direction of the through hole, a mounting block is slidably connected to the transverse plate, a clamping manipulator for clamping the round tube is installed on the mounting block, a driving component for driving the mounting block to slide on the transverse plate is provided on the mounting block, a numerical control operating table is provided on one side of the processing table, and the numerical control operating table is electrically connected to the driving component, the cutting cylinder and the laser cutting head.

[0007] By adopting the above technical scheme, the round tube can be clamped by the clamping robot, and then the driving component and the clamping robot are controlled by the CNC operating table, so that the driving component moves the cutting position of the round tube through the through hole to the cutting position of the laser cutter head. At the same time, the cutting cylinder is controlled to be extended and retracted by the CNC operating table, and the cutting position of the laser cutting head is changed in real time during cutting. The round tube is continuously fed by the clamping robot, thereby continuously cutting the same square tube in sections, thereby improving the cutting efficiency of the round tube.

[0008] Optionally, the driving assembly includes a rack arranged along the length direction of the cross plate, the rack is fixedly connected to the cross plate, a gear is meshed on the rack, a driving motor is fixedly connected to the mounting block, the driving motor is electrically connected to the CNC operating table, and the output shaft of the driving motor is coaxially arranged and fixedly connected to the gear.

[0009] By adopting the above technical solution, the driving motor can be controlled to rotate through the CNC operating table, so that the driving motor drives the gear to rotate, thereby causing the gear to slide on the rack, and then causing the mounting block to slide on the cross plate.

[0010] Optionally, a collecting platform is provided on one side of the mounting block away from the horizontal plate, a conveyor belt is provided on one side of the collecting platform for conveying the cut round tubes to the next process, and a moving mechanism is provided on the collecting platform for moving the cut round tubes from the collecting platform to the conveyor belt.

[0011] By adopting the above technical solution, a plurality of round tubes after cutting can be transported to the next workstation for packaging via a conveyor belt, and the round tubes can be continuously moved onto the conveyor belt via a moving mechanism.

[0012] Optionally, the moving mechanism includes a collecting cylinder mounted on the collecting platform, a centralizing ring plate is fixedly connected to the upper end surface of the collecting cylinder, the centralizing ring plate is arranged around the outer wall of the collecting cylinder, the side of the centralizing ring plate close to the collecting cylinder is inclined toward the side of the collecting platform, a collecting plate is provided under the collecting cylinder, a limiting assembly is provided on the collecting plate for limiting the position of the round tube on the collecting plate, and the moving mechanism also includes a transfer assembly for moving the round tube on the collecting plate toward the side of the conveyor belt.

[0013] By adopting the above technical solution, the cut round tubes can be collected by the centralizing ring plate, and can slide into the collecting barrel along the centralizing ring plate, and then the round tubes falling from the collecting barrel can be collected by the collecting plate, and the round tubes after cutting can be limited on the collecting plate by the limiting component, and then the round tubes can be moved to the conveyor belt by the transfer component.

[0014] Optionally, a plurality of right-angle rods are provided on the concentrating ring plate, and the plurality of right-angle rods are equidistantly arranged around the axis of the collecting tube, and the right-angle portions of the right-angle rods are rotatably connected to the connection between the collecting tube and the concentrating ring plate, one end of the right-angle rods is placed under the concentrating ring plate and fixedly connected to a counterweight block, and a lifting assembly for lifting the counterweight block is provided on the collecting tube.

[0015] By adopting the above technical solution, when part of the round tube is stuck at the connection between the collecting cylinder and the concentrating ring plate, it can be lifted up by the electric counterweight block of the lifting assembly, thereby causing the right-angle cylinder to rotate, so that one end of the right angle at the upper end of the concentrating ring plate converges toward the axis of the collecting cylinder, and then the round tube stuck at the connection between the collecting cylinder and the concentrating ring plate moves with the right-angle rod and reaches an upright state, thereby allowing it to pass through the collecting cylinder smoothly and fall onto the collecting plate.

[0016] Optionally, the lifting assembly includes a lifting plate, which is placed below the plurality of counterweights. A lifting cylinder is provided at the lower end of the lifting plate. The lifting cylinder is fixed on the collecting tube and the telescopic end of the lifting cylinder is fixedly connected to the lifting plate.

[0017] By adopting the above technical solution, the lifting cylinder can be controlled to rise, so that the lifting cylinder drives the lifting plate to rise, thereby making the lifting plate abut against multiple counterweights at the same time, thereby making multiple right-angle rods rotate synchronously.

[0018] Optionally, the transfer assembly includes a first electric telescopic rod, the first electric telescopic rod is fixedly connected to the collecting platform, the telescopic end of the first electric telescopic rod is fixedly connected to a base plate, the upper end of the base plate is slidably connected to a slide, the base plate is fixedly connected to a second electric telescopic rod for driving the slide to move on the base plate, the collecting plate is rotatably connected to the slide, the slide is provided with a rotating motor for driving the collecting plate to rotate, the output shaft of the rotating motor is fixedly connected to the collecting plate, the collecting platform is fixedly connected to a gathering platform, a transfer frame is mounted above the gathering platform, the transfer frame is slidably connected to an electromagnet, a third electric telescopic rod is installed above the transfer frame, the electromagnet is fixedly connected to the telescopic end of the third electric telescopic rod, the end of the electromagnet away from the base plate is fixedly connected to a limiting plate, and guide plates are fixedly connected to both sides of the upper end of the gathering platform, and the side of the guide plate close to the base plate is inclined toward the side away from each other.

[0019] By adopting the above technical scheme, the first electric telescopic rod can be controlled to extend and retract so that the first electric telescopic rod drives the slide plate to move, and the second electric telescopic rod can be controlled to extend and retract so that the slide plate can be controlled to slide on the bottom plate, so that the collecting plate on the slide plate gradually collects multiple circular tubes; when the circular tubes on the collecting plate are fully loaded, the rotating motor can be controlled to rotate to place the multiple circular tubes on the collecting plate on the gathering table, and then the position of the multiple circular tubes on the gathering table can be limited by the limit plate, and then the electromagnet is energized and started so that the electromagnet adsorbs the multiple circular tubes, and then the third electric telescopic rod is controlled so that the third electric telescopic rod drives the electromagnet to move, and gathers the multiple circular tubes through the guide plate during the movement, and then when the circular tubes are gathered, the electromagnet is stopped from being energized, so that the multiple gathered circular tubes are neatly placed on the gathering table, and then when the electromagnet and the limit plate gather the next group of circular tubes, the limit plate will push this group of circular tubes onto the conveyor belt.

[0020] Optionally, the limiting assembly includes a plurality of limiting cylinders, and the limiting cylinders are arranged along the length direction of the collecting plate.

[0021] By adopting the above technical solution, the position of the round tube can be limited by the limiting cylinder, so that the round tube is stably placed on the limiting cylinder.

[0022] In summary, the present application includes at least one of the following beneficial technical effects: The cutting cylinder can be controlled to extend and retract through the CNC operating table, the cutting position of the laser cutting head can be changed in real time during cutting, and the round tube can be continuously fed through the clamping manipulator, so that the same square tube can be continuously cut in sections, which improves the cutting efficiency of the round tube; The lifting cylinder can be controlled to rise, so that the lifting cylinder drives the lifting plate to rise, so that the lifting plate abuts against multiple counterweights at the same time, so that multiple right-angle rods rotate synchronously; When part of the round tube is stuck at the connection between the collecting tube and the central ring plate, it can be lifted up by the electric counterweight block of the lifting assembly, thereby causing the right-angle cylinder to rotate, so that one end of the right angle at the upper end of the central ring plate converges toward the axis of the collecting tube, allowing the cut round tube to pass through the collecting tube smoothly and fall on the collecting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of Example 1 of the present application; Figure 2 is a schematic diagram of the structure of the drive assembly of Example 1 of the present application; Figure 3 It is a schematic diagram of the overall structure of Example 2 of the present application; Figure 4 yes Figure 3 A schematic diagram of the enlarged structure of part A; Figure 5 It is a structural schematic diagram of the gathering table of Example 2 of the present application.

[0024] Description of reference numerals: 1. Processing table; 2. Laser cutting head; 3. Cutting cylinder; 4. Horizontal plate; 5. Mounting block; 6. Clamping manipulator; 7. Driving assembly; 71. Rack; 72. Gear; 73. Driving motor; 8. CNC operation table; 9. Collecting table; 10. Conveyor belt; 11. Moving mechanism; 111. Collecting cylinder; 112. Centralizing ring plate; 113. Collecting plate; 114. Limiting assembly; 1141. Limiting cylinder; 115. Transfer assembly; 1151. first electric telescopic rod; 1152. second electric telescopic rod; 1153. bottom plate; 1154. slide plate; 1155. rotating motor; 1156. gathering table; 1157. transfer frame; 1158. limit plate; 1159. guide plate; 11510. third electric telescopic rod; 11511. electromagnet; 116. right-angle rod; 117. counterweight block; 118. lifting assembly; 1181. lifting cylinder; 1182. lifting plate. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1 -Attached Figure 5 This application is described in further detail. Example 1

[0026] A tube laser cutting equipment, reference Figure 1 and Figure 2 , including a processing table 1 built on the ground, the processing table 1 is set in a rectangular parallelepiped shape. A through hole for the round tube to pass through is opened on the processing table 1. A laser cutting head 2 is provided on one side of the processing table 1, and the laser cutting head 2 is a laser cutting knife for cutting round tubes in the prior art.

[0027] A cutting cylinder 3 is fixedly connected to the processing table 1, and the telescopic direction of the cutting cylinder 3 is perpendicular to the ground. The laser cutting head 2 is fixedly connected to the telescopic end of the cutting cylinder 3, and a horizontal plate 4 is fixedly connected to the side of the processing table 1 away from the laser cutting head 2, and the horizontal plate 4 is set in a rectangular shape. The length direction of the horizontal plate 4 is parallel to the opening direction of the through hole. A mounting block 5 is slidably connected to the horizontal plate 4, and a clamping manipulator 6 for clamping a round pipe is installed on the mounting block 5. The clamping manipulator 6 is a manipulator that can clamp a steel pipe in the prior art. A CNC operating table 8 is provided on one side of the processing table 1, and the CNC operating table 8 is electrically connected to the cutting cylinder 3 and the laser cutting head 2.

[0028] The mounting block 5 is provided with a driving assembly 7 for driving the mounting block 5 to slide on the cross plate 4. The driving assembly 7 includes a rack 71 arranged along the length direction of the cross plate 4, and the rack 71 is located on the side of the cross plate 4 away from the mounting block 5. The rack 71 is fixedly connected to the cross plate 4, and a gear 72 is meshed on the rack 71. A driving motor 73 is fixedly connected to the mounting block 5, and the driving motor 73 is electrically connected to the CNC operating table 8. The output shaft of the driving motor 73 is coaxially arranged and fixedly connected with the gear 72.

[0029] Thus, the round tube can be clamped by the clamping manipulator 6, and then the driving motor 73 and the clamping manipulator 6 are controlled by the numerical control operation table 8, so that the driving motor 73 drives the driving gear 72 to rotate, and then the mounting block 5 moves along the length direction of the horizontal plate 4. Then, the cutting position of the round tube is moved to the cutting position of the laser cutter head through the through hole, and at the same time, the cutting cylinder 3 is controlled by the numerical control operation table 8 to extend and retract, and the cutting position of the laser cutting head 2 is changed in real time during cutting, and the round tube is continuously fed by the clamping manipulator 6. Example 2

[0030] The difference from Example 1 is: Figure 3 , Figure 4 and Figure 5 A collecting platform 9 is provided on one side of the mounting block 5 away from the horizontal plate 4. The collecting platform 9 is set in a rectangular parallelepiped shape and is erected on the ground. A conveyor belt 10 is provided on one side of the collecting platform 9 for conveying the cut round tube to the next process. A moving mechanism 11 is provided on the collecting platform 9 for moving the cut round tube from the collecting platform 9 to the conveyor belt 10.

[0031] The moving mechanism 11 includes a collecting cylinder 111 disposed above the collecting table 9 . The axis of the collecting cylinder 111 is perpendicular to the upper end surface of the collecting table 9 . The collecting cylinder 111 is fixedly connected to the processing table 1 . There is a certain distance between the collecting cylinder 111 and the collecting table 9 .

[0032] A centralizing ring plate 112 is fixedly connected to the upper end surface of the collecting barrel 111. The centralizing ring plate 112 is arranged around the outer wall of the collecting barrel 111. The side of the centralizing ring plate 112 close to the collecting barrel 111 is inclined toward one side of the collecting platform 9. A collecting plate 113 is arranged below the collecting barrel 111. The collecting plate 113 is arranged in a rectangular parallelepiped shape, and the upper end surface of the collecting plate 113 is arranged parallel to the upper end surface of the collecting platform 9.

[0033] The collecting plate is provided with a limiting assembly 114 for limiting the position of the round tube on the collecting plate 113, and the limiting assembly 114 includes a plurality of limiting cylinders 1141, which are fixedly connected to the upper end surface of the collecting plate 113. The plurality of limiting cylinders 1141 are equidistantly arranged along the length direction of the collecting plate 113.

[0034] In order to reduce the possibility of some round tubes being stuck at the connection between the collecting tube 111 and the centralizing ring plate 112, a plurality of right-angle rods 116 are provided on the centralizing ring plate 112. The plurality of right-angle rods 116 are equidistantly arranged around the axis of the collecting tube 111, and the right-angled parts of the right-angle rods 116 are rotatably connected at the connection between the collecting tube 111 and the centralizing ring plate 112. One end of the right-angle rod 116 is placed below the centralizing ring plate 112 and fixedly connected with a counterweight 117, which is arranged in a spherical shape.

[0035] The collection barrel 111 is provided with a lifting assembly 118 for lifting the counterweight 117. The lifting assembly 118 includes a lifting plate 1182, which is arranged in a circular ring shape, and the end surface of the lifting plate 1182 is parallel to the upper end surface of the collection platform 9. The lifting plate 1182 is placed below the plurality of counterweights 117, and a lifting cylinder 1181 is arranged at the lower end of the lifting plate 1182, and the lifting cylinder 1181 is arranged in two and the telescopic direction of the lifting cylinder 1181 is perpendicular to the upper end surface of the collection platform 9. The lifting cylinder 1181 is fixed on the collection barrel 111 and the telescopic end of the lifting cylinder 1181 is fixedly connected to the lifting plate 1182.

[0036] Therefore, the lifting cylinder 1181 can be controlled to rise, so that the lifting cylinder 1181 drives the lifting plate 1182 to rise, and then the lifting plate 1182 is simultaneously abutted against the multiple counterweights 117, so that the multiple right-angle rods 116 are rotated synchronously, and then the multiple right-angle rods 116 are gathered together at one end of the upper end of the concentrating ring plate 112 toward the axis of the collecting tube 111, and then the circular tube stuck at the connection between the collecting tube 111 and the concentrating ring plate 112 moves with the right-angle rod 116 and reaches an upright state, so that the circular tube can pass through the collecting tube 111 smoothly.

[0037] The moving mechanism 11 also includes a transfer assembly 115 for moving the round tubes on the collecting plate 113 toward one side of the conveyor belt 10 .

[0038] The transfer assembly 115 includes a first electric telescopic rod 1151, which is provided in two and respectively located on both sides of the processing table 1. The first electric telescopic rod 1151 is fixedly connected to the collecting table 9, and the telescopic end of the first electric telescopic rod 1151 is fixedly connected to a bottom plate 1153, which is provided in a rectangular parallelepiped shape and is provided parallel to the collecting table 9.

[0039] The upper end of the bottom plate 1153 is slidably connected with a slide plate 1154, which is arranged in a rectangular parallelepiped shape and slides along the length direction of the bottom plate 1153. A second electric telescopic rod 1152 for driving the slide plate 1154 to move on the bottom plate 1153 is fixedly connected to the upper end surface of the bottom plate 1153, and the telescopic direction of the second electric telescopic rod 1152 is perpendicular to the telescopic direction of the first electric telescopic rod 1151. The collection plate 113 is rotatably connected to the slide plate 1154, and a rotating motor 1155 for driving the collection plate 113 to rotate is provided on the slide plate 1154, and the driving motor 73 is fixedly connected to the slide plate 1154. The output shaft of the rotating motor 1155 is fixedly connected to the collection plate 113.

[0040] A gathering platform 1156 is fixedly connected to the collecting platform 9, and the upper end surface of the gathering platform 1156 is set as an inclined plate and the height of the gathering platform 1156 close to the processing platform 1 is higher than the height of the gathering platform 1156 close to the conveyor belt 10. A transfer frame 1157 is set above the gathering platform 1156, and the transfer frame 1157 is set in a door shape and fixedly connected to the collecting platform 9. An electromagnet 11511 is slidably connected to the transfer frame 1157, and a third electric telescopic rod 11510 is installed above the transfer frame 1157. The electromagnet 11511 is fixedly connected to the telescopic end of the third electric telescopic rod 11510, and the telescopic direction of the third electric telescopic rod 11510 is parallel to the upper end surface of the collecting platform 9, and the sliding direction of the electromagnet 11511 is parallel to the upper end surface of the collecting platform 9.

[0041] One end of the electromagnet 11511 away from the bottom plate 1153 is fixedly connected to a limiting plate 1158, and the limiting plate 1158 is used to limit the positions of the multiple round tubes on the gathering platform 1156. Guide plates 1159 are fixedly connected to both sides of the upper end of the gathering platform 1156, and the side of the guide plate 1159 close to the bottom plate 1153 is inclined toward the side away from each other.

[0042] The second electric telescopic rod 1152 can be controlled to extend and retract to control the slide plate 1154 to slide on the bottom plate 1153, so that the collecting plate 113 on the slide plate 1154 can gradually collect the multiple round tubes. When the collecting plate 113 is fully loaded with round tubes, the first electric telescopic rod 1151 can be controlled to extend and retract to drive the slide plate 1154 to move, and the collecting plate 113 can be moved to one side of the gathering platform 1156. Then, the rotating motor 1155 can be controlled to rotate to place the multiple round tubes on the gathering platform 1156. Then, the position of the multiple round tubes on the gathering platform 1156 can be limited by the limit plate 1158. Then, the electromagnet 11511 can be powered on and started to absorb the multiple round tubes. Then, the third electric telescopic rod 11510 is controlled so that the third electric telescopic rod 11510 drives the electromagnet 11511 to move, and during the movement, the multiple round tubes are gathered through the guide plate 1159. Then, when the round tubes are gathered, the electromagnet 11511 is powered off, so that the multiple gathered round tubes are neatly placed on the gathering platform 1156. Then, when the electromagnet 11511 and the limit plate gather the next group of round tubes, the limit plate will push this group of round tubes onto the conveyor belt 10, so as to realize the continuous loading of the gathered round tubes.

[0043] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A tube laser cutting device, characterized in that: The invention comprises a processing table (1), wherein the processing table (1) is provided with a through hole for allowing a round tube to pass through, the processing table (1) is provided with a laser cutting head (2), the processing table (1) is fixedly connected with a cutting cylinder (3), the laser cutting head (2) is fixedly connected to the telescopic end of the cutting cylinder (3), a side of the processing table (1) away from the laser cutting head (2) is fixedly connected with a transverse plate (4), the length direction of the transverse plate (4) is parallel to the direction in which the through hole is opened, a mounting block (5) is slidably connected to the transverse plate (4), a clamping manipulator (6) for clamping the round tube is installed on the mounting block (5), a driving component (7) for driving the mounting block (5) to slide on the transverse plate (4) is provided on the mounting block (5), and a numerical control operating table (8) is provided on one side of the processing table (1), the numerical control operating table (8) is electrically connected to the driving component (7), the cutting cylinder (3) and the laser cutting head (2).

2. The tube laser cutting equipment according to claim 1, characterized in that: The driving assembly (7) comprises a rack (71) arranged along the length direction of the transverse plate (4), the rack (71) being fixedly connected to the transverse plate (4), a gear (72) being meshed on the rack (71), a driving motor (73) being fixedly connected to the mounting block (5), the driving motor (73) being electrically connected to the numerical control operating table (8), and an output shaft of the driving motor (73) being coaxially arranged and fixedly connected to the gear (72).

3. The tube laser cutting equipment according to claim 1, characterized in that: A collecting platform (9) is provided on one side of the mounting block (5) away from the horizontal plate (4); a conveyor belt (10) for conveying the cut round tubes to the next process is provided on one side of the collecting platform (9); and a moving mechanism (11) for moving the cut round tubes from the collecting platform (9) to the conveyor belt (10) is provided on the collecting platform (9).

4. The tube laser cutting device according to claim 3, characterized in that: The moving mechanism (11) comprises a collecting cylinder (111) arranged above the collecting platform (9); a centralizing ring plate (112) is fixedly connected to the upper end surface of the collecting cylinder (111); the centralizing ring plate (112) is arranged around the outer wall of the collecting cylinder (111); a side of the centralizing ring plate (112) close to the collecting cylinder (111) is inclined toward a side of the collecting platform (9); a collecting plate (113) is provided below the collecting cylinder (111); a limiting assembly (114) for limiting the position of the round tube on the collecting plate (113) is provided on the collecting plate (113); and the moving mechanism (11) further comprises a transfer assembly (115) for moving the round tube on the collecting plate (113) toward one side of the conveyor belt (10).

5. The tube laser cutting equipment according to claim 4, characterized in that: A plurality of right-angle rods (116) are provided on the centralizing ring plate (112), and the plurality of right-angle rods (116) are equidistantly arranged around the axis of the collecting barrel (111), and the right-angled portions of the right-angle rods (116) are rotatably connected to the connection between the collecting barrel (111) and the centralizing ring plate (112), one end of the right-angle rod (116) is placed below the centralizing ring plate (112) and is fixedly connected to a counterweight (117), and a lifting assembly (118) for lifting the counterweight (117) is provided on the collecting barrel (111).

6. The tube laser cutting device according to claim 5, characterized in that: The lifting assembly (118) includes a lifting plate (1182), and the lifting plate (1182) is placed below the plurality of counterweights (117). A lifting cylinder (1181) is provided at the lower end of the lifting plate (1182). The lifting cylinder (1181) is fixed on the collecting tube (111), and the telescopic end of the lifting cylinder (1181) is fixedly connected to the lifting plate (1182).

7. The tube laser cutting equipment according to claim 5, characterized in that: The transfer assembly (115) comprises a first electric telescopic rod (1151), the first electric telescopic rod (1151) is fixedly connected to the collection platform (9), the telescopic end of the first electric telescopic rod (1151) is fixedly connected to a base plate (1153), the upper end of the base plate (1153) is slidably connected to a slide plate (1154), the base plate (1153) is fixedly connected to a second electric telescopic rod (1152) for driving the slide plate (1154) to move on the base plate (1153), the collection plate (113) is rotatably connected to the slide plate (1154), the slide plate (1154) is provided with a rotating motor (1155) for driving the collection plate (113) to rotate, and the output shaft of the rotating motor (1155) is fixedly connected to the base plate (1153). On the collecting plate (113), the collecting table (9) is fixedly connected with a gathering table (1156), a transfer frame (1157) is mounted above the gathering table (1156), an electromagnet (11511) is slidably connected to the transfer frame (1157), a third electric telescopic rod (11510) is installed above the transfer frame (1157), the electromagnet (11511) is fixedly connected to the telescopic end of the third electric telescopic rod (11510), one end of the electromagnet (11511) away from the bottom plate (1153) is fixedly connected to a limiting plate (1158), and guide plates (1159) are fixedly connected to both sides of the upper end of the gathering table (1156), and the side of the guide plate (1159) close to the bottom plate (1153) is inclined toward the side away from each other.

8. The tube laser cutting device according to claim 4, characterized in that: The limiting assembly (114) comprises a plurality of limiting cylinders (1141), and the limiting cylinders (1141) are arranged along the length direction of the collecting plate (113).

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