Local heating and cutting device for steel structure

Abstract

The utility model relates to the technical field of cutting devices, and discloses a steel structure local heating cutting device which comprises a cutting table, the top end of the cutting table is fixedly connected with a heating plate, the rear side of the top end of the cutting table is fixedly connected with a direct current motor, and the output end of the direct current motor is fixedly connected with a rotating frame. A threaded rod is rotatably connected to the inner side of the rotating frame, an electric guide rail is in threaded connection to the outer side of the threaded rod, a moving block is slidably connected to the inner side of the electric guide rail, a laser cutting machine is fixedly connected to the bottom of the moving block, and a servo motor is fixedly connected to the left side of the inner wall of the cutting table; the output end of the servo motor is fixedly connected with a worm. According to the automatic feeding device, the cutting table, the heating plate and the rotating frame are matched, so that a steel structure can be stably fixed, and the motor, the belt and the rotating wheel are matched, so that automatic feeding of the device can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting devices, in particular to a local heating cutting device for a steel structure. Background Art

[0002] Steel structure cutting refers to the process of cutting or chopping steel according to the required shape, size or design requirements. This cutting process is often used in the manufacture of steel structures, building components, mechanical parts and other fields to meet various engineering projects or production needs. In order to facilitate the cutting of steel structures, a local heating cutting device for steel structures is required.

[0003] The local heating cutting devices for steel structures currently on the market usually have fixed cutting heads, and they cut the steel structure by moving it. Since the steel structure is not firmly fixed, this method may cause material movement or vibration during the cutting process, resulting in an uneven cutting line or deviation from the expected position, thereby reducing the cutting accuracy and quality. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a local heating and cutting device for a steel structure, aiming to improve the problem in the prior art that the steel structure is not sufficiently fixed and the cutting head cannot move.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a local heating and cutting device for a steel structure, comprising a cutting table, a heating plate is fixedly connected to the top of the cutting table, a DC motor is fixedly connected to the rear side of the top of the cutting table, a rotating frame is fixedly connected to the output end of the DC motor, a threaded rod is rotatably connected to the inner side of the rotating frame, an electric guide rail is threadedly connected to the outer side of the threaded rod, a moving block is slidably connected to the inner side of the electric guide rail, a laser cutting machine is fixedly connected to the bottom of the moving block, a servo motor is fixedly connected to the left side of the inner wall of the cutting table, a worm is fixedly connected to the output end of the servo motor, a bidirectional threaded rod is rotatably connected to the middle part of the inner wall of the cutting table, a turbine is fixedly connected to the middle part of the outer wall of the bidirectional threaded rod, the turbine is meshed with the worm, the front and rear sides of the outer wall of the bidirectional threaded rod are threadedly connected to brackets, reserved grooves are provided on the upper and lower sides of the left end of the outer wall of the cutting table, the bracket passes through the reserved groove and is fixedly connected to a baffle, and a feeding mechanism is provided on the right side of the cutting table.

[0006] As a further description of the above technical solution:

[0007] The feeding mechanism includes a feeding table, which is fixedly connected to the right side of the cutting table, and the left and right sides of the rear end of the outer wall of the feeding table are rotatably connected with rotating wheels, a belt is provided on the outer side of the rotating wheel, and the two rotating wheels are connected through the belt transmission, the front side of the rotating wheel passes through the feeding table and is fixedly connected with a feeding roller, a motor is fixedly connected to the right side of the front end of the feeding table, the output end of the motor passes through the feeding table and is fixedly connected to the feeding roller on the right side, a spring telescopic rod is fixedly connected to the middle of the bottom end of the inner wall of the feeding table, and a lifting plate is fixedly connected to the top of the spring telescopic rod.

[0008] As a further description of the above technical solution:

[0009] The front and rear sides of the bottom end of the lifting plate are fixedly connected with U-shaped plates, the left and right sides of the inner wall of the U-shaped plate are rotatably connected with rotating plates, and the outer bottom of the rotating plate is rotatably connected with a U-shaped block.

[0010] As a further description of the above technical solution:

[0011] The front and rear sides of the inner wall bottom of the feeding platform are provided with sliding grooves, and the bottoms of the plurality of U-shaped blocks are respectively slidably connected with the corresponding sliding grooves.

[0012] As a further description of the above technical solution:

[0013] Positioning blocks are fixedly connected to the front and rear sides of the bottom of the outer walls of the cutting table and the feeding table, and positioning holes are opened on the outer sides of the plurality of positioning blocks.

[0014] As a further description of the above technical solution:

[0015] A handle is rotatably connected to the top of the rotating frame, and the bottom of the handle passes through the rotating frame and is fixedly connected to the threaded rod.

[0016] As a further description of the above technical solution:

[0017] A controller is fixedly connected to the front side of the feeding table, and the controller is electrically connected to the heating plate, the DC motor, the electric guide rail, the laser cutting machine, the servo motor and the motor respectively.

[0018] As a further description of the above technical solution:

[0019] The outer side of the controller is fixedly connected with a shell, and the outer side of the shell is rotatably connected with a shield.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, the steel structure to be cut is placed on the top surface of the cutting table, and then the heating plate is started to locally heat it. The DC motor is started to drive the rotating frame to rotate. At the same time, the rotating threaded rod can adjust the height of the electric guide rail through the threaded connection. The front and rear positions of the moving block and the laser cutting machine can be adjusted by starting the electric guide rail, so that the steel structure can be cut at various angles and positions. At the same time, the servo motor is started to drive the worm to rotate, and the turbine and the two-way threaded rod thereon can be driven to rotate through meshing transmission, so that the bracket and the baffle thereon can be driven to move forward and backward along the reserved groove through the threaded connection, which can firmly fix the steel structure and facilitate the discharge of the cut steel structure, reduce the risk of burns caused by manual discharge of the staff, and thus improve the cutting accuracy and quality.

[0022] 2. In the utility model, by starting the motor, the two rotating wheels can be driven to rotate through the transmission of the belt, and rotating the rotating wheels can drive the feeding roller to rotate. At this time, the steel structure to be processed is stacked on the top of the lifting plate, and the spring telescopic rod can be extended and retracted to make the steel structure on the top always aligned with the feeding roller structure, and automatic feeding can be achieved by rotating the feeding roller, thereby improving the convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a local heating and cutting device for a steel structure proposed by the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of a laser cutting machine for a local heating cutting device for a steel structure proposed by the utility model;

[0025] Figure 3 The utility model is a schematic diagram of a feeding mechanism of a local heating and cutting device for a steel structure.

[0026] Legend:

[0027] 1. Cutting table; 2. Feeding mechanism; 201. Feeding table; 202. Rotating wheel; 203. Belt; 204. Motor; 205. Feeding roller; 206. Spring telescopic rod; 207. Lifting plate; 3. Heating plate; 4. DC motor; 5. Rotating frame; 6. Threaded rod; 7. Electric guide rail; 8. Moving block; 9. Laser cutting machine; 10. Servo motor; 11. Worm; 12. Turbine; 13. Bidirectional threaded rod; 14. Bracket; 15. Baffle; 16. Reserved groove; 17. Positioning block; 18. Positioning hole; 19. Handle; 20. Controller; 21. Housing; 22. Shield; 23. Slide; 24. U-shaped plate; 25. Rotating plate; 26. U-shaped block. DETAILED DESCRIPTION

[0028] 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.

[0029] Reference Figure 1 and Figure 2 The utility model provides an embodiment: a local heating cutting device for steel structure, comprising a cutting table 1, a heating plate 3 is fixedly connected to the top of the cutting table 1, a DC motor 4 is fixedly connected to the rear side of the top of the cutting table 1, a rotating frame 5 is fixedly connected to the output end of the DC motor 4, a threaded rod 6 is rotatably connected to the inner side of the rotating frame 5, an electric guide rail 7 is threadedly connected to the outer side of the threaded rod 6, a moving block 8 is slidably connected to the inner side of the electric guide rail 7, a laser cutting machine 9 is fixedly connected to the bottom of the moving block 8, and the left side of the inner wall of the cutting table 1 A servo motor 10 is fixedly connected, a worm 11 is fixedly connected to the output end of the servo motor 10, a bidirectional threaded rod 13 is rotatably connected to the middle of the inner wall of the cutting table 1, a turbine 12 is fixedly connected to the middle of the outer wall of the bidirectional threaded rod 13, the turbine 12 is meshed and connected with the worm 11, the front and rear sides of the outer wall of the bidirectional threaded rod 13 are threadedly connected to the bracket 14, the upper and lower sides of the left end of the outer wall of the cutting table 1 are provided with reserved grooves 16, the bracket 14 passes through the reserved groove 16 and is fixedly connected to the baffle 15, and a feeding mechanism 2 is provided on the right side of the cutting table 1;

[0030] Specifically, the steel structure to be cut is placed on the top surface of the cutting table 1, and then the heating plate 3 is started for local heating. The DC motor 4 is started to drive the rotating frame 5 to rotate, and the threaded rod 6 is rotated to adjust the height of the electric guide rail 7 through a threaded connection. The electric guide rail 7 is started to adjust the front and rear positions of the moving block 8 and the laser cutting machine 9 to achieve multi-angle cutting of the steel structure. At the same time, the servo motor 10 is started to drive the worm 11 to rotate, and the turbine 12 and the bidirectional threaded rod 13 thereon are driven to rotate through meshing transmission, and the bracket 14 and the baffle 15 thereon are driven to move forward and backward along the reserved groove 16 through a threaded connection, so as to firmly fix the steel structure and facilitate the discharge of the cut steel structure, thereby reducing the risk of burns and the like caused by manual discharge of the staff.

[0031] Reference Figure 1 and Figure 3The feeding mechanism 2 includes a feeding platform 201, which is fixedly connected to the right side of the cutting platform 1. The left and right sides of the rear end of the outer wall of the feeding platform 201 are rotatably connected with rotating wheels 202. A belt 203 is arranged on the outer side of the rotating wheel 202. The two rotating wheels 202 are connected through the belt 203. The front side of the rotating wheel 202 penetrates the feeding platform 201 and is fixedly connected with a feeding roller 205. The right side of the front end of the feeding platform 201 is fixedly connected with a motor 204. The output end of the motor 204 penetrates the feeding platform 201 and is fixedly connected to the right feeding roller 205. A spring telescopic rod 206 is fixedly connected to the middle of the bottom end of the inner wall of the feeding platform 201, and a lifting plate 207 is fixedly connected to the top of the spring telescopic rod 206.

[0032] Specifically, the starting motor 204 will drive the two rotating wheels 202 through the belt 203, thereby driving the rotation of the rotating wheels 202, and these rotating wheels 202 will rotate the feeding roller 205 together. In this process, the steel structure to be processed is stacked on the top of the lifting plate 207. The spring telescopic rod 206 is extended and retracted to ensure that the steel structure at the top is always in contact with the feeding roller 205. By rotating the feeding roller 205, the movement of the steel structure can be promoted to realize the function of automatic feeding.

[0033] Reference Figure 1 , Figure 2 and Figure 3 The front and rear sides of the bottom end of the lifting plate 207 are fixedly connected with a U-shaped plate 24, the left and right sides of the inner wall of the U-shaped plate 24 are rotatably connected with a rotating plate 25, and the outer bottom of the rotating plate 25 is rotatably connected with a U-shaped block 26; the front and rear sides of the bottom of the inner wall of the feeding table 201 are provided with a slide groove 23, and the bottoms of the multiple U-shaped blocks 26 are respectively slidably connected with the corresponding slide grooves 23; the front and rear sides of the bottom of the outer wall of the cutting table 1 and the feeding table 201 are fixedly connected with a positioning block 17, and the outer sides of the multiple positioning blocks 17 are provided with positioning holes 18;

[0034] Specifically, the movement of the lifting plate 207 can simultaneously drive the U-shaped plate 24 to move up and down, and the moving U-shaped plate 24 can drive the rotating plate 25 to rotate, and at the same time drive the U-shaped block 26 to slide along the slide groove 23, so as to assist the spring telescopic rod 206 in supporting and stabilizing the movement of the lifting plate 207. By installing a threaded part in the positioning hole 18 on the positioning block 17, the device can be easily installed and fixed.

[0035] Reference Figure 1 , Figure 2 and Figure 3, the top of the rotating frame 5 is rotatably connected with a handle 19, the bottom of the handle 19 passes through the rotating frame 5 and is fixedly connected with the threaded rod 6; the front side of the feeding table 201 is fixedly connected with a controller 20, and the controller 20 is electrically connected with the heating plate 3, the DC motor 4, the electric guide rail 7, the laser cutting machine 9, the servo motor 10 and the motor 204 respectively; the outer side of the controller 20 is fixedly connected with a shell 21, and the outer side of the shell 21 is rotatably connected with a shield 22;

[0036] Specifically, by operating the handle 19, the threaded rod 6 can be easily rotated, and the controller 20 can respectively control the starting and operating power between the heating plate 3, the DC motor 4, the electric guide rail 7, the laser cutting machine 9, the servo motor 10 and the motor 204. The protection capability of the controller 20 can be enhanced by the shell 21, and by opening and closing the shell 21, the controller 20 can be prevented from being accidentally touched when it is not in use.

[0037] Working principle: Before using the device, first, place the steel structure to be cut on the top surface of the cutting table 1, then start the heating plate 3 for local heating, then start the DC motor 4 to drive the rotating frame 5 to rotate, and at the same time, by rotating the threaded rod 6, the height of the electric guide rail 7 can be adjusted through the threaded connection, and the front and rear positions of the moving block 8 and the laser cutting machine 9 can be adjusted by starting the electric guide rail 7 to achieve multi-angle cutting of the steel structure. At the same time, starting the servo motor 10 can drive the worm 11 to rotate, and drive the turbine 12 and the bidirectional threaded rod 13 thereon to rotate through meshing transmission, and drive the bracket 14 and the baffle 15 thereon to move forward and backward along the reserved groove 16 through the threaded connection. The steel structure can be firmly fixed, and the unloading of the cut steel structure is convenient, which reduces the risk of burns and the like caused by manual unloading of the workers, thereby improving the cutting accuracy and quality. In addition, by starting the motor 204, the two rotating wheels 202 can be driven to rotate through the transmission of the belt 203. The movement of the rotating wheel 202 can drive the feed roller 205 to rotate. During this process, the steel structure to be processed is stacked on the top of the lifting plate 207. The spring telescopic rod 206 is extended and retracted to ensure that the top steel structure is always in contact with the feed roller 205. By rotating the feed roller 205, the movement of the steel structure can be promoted to realize the function of automatic feeding, thereby improving the convenience of the device.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A local heating cutting device for steel structure, comprising a cutting table (1), characterized in that: The top of the cutting table (1) is fixedly connected to a heating plate (3), the rear side of the top of the cutting table (1) is fixedly connected to a DC motor (4), the output end of the DC motor (4) is fixedly connected to a rotating frame (5), the inner side of the rotating frame (5) is rotatably connected to a threaded rod (6), the outer side of the threaded rod (6) is threadedly connected to an electric guide rail (7), the inner side of the electric guide rail (7) is slidably connected to a moving block (8), the bottom of the moving block (8) is fixedly connected to a laser cutting machine (9), the left side of the inner wall of the cutting table (1) is fixedly connected to a servo motor (10), and the servo motor (10) ) is fixedly connected to the output end of the cutting table (1), a bidirectional threaded rod (13) is rotatably connected to the middle of the inner wall of the cutting table (1), a turbine (12) is fixedly connected to the middle of the outer wall of the bidirectional threaded rod (13), the turbine (12) is meshingly connected to the worm (11), the front and rear sides of the outer wall of the bidirectional threaded rod (13) are both threadedly connected to a bracket (14), the upper and lower sides of the left end of the outer wall of the cutting table (1) are both provided with reserved grooves (16), the bracket (14) passes through the reserved groove (16) and is fixedly connected to a baffle (15), and a feeding mechanism (2) is arranged on the right side of the cutting table (1).

2. A local heating and cutting device for steel structure according to claim 1, characterized in that: The feeding mechanism (2) comprises a feeding platform (201), the feeding platform (201) is fixedly connected to the right side of the cutting platform (1), the left and right sides of the rear end of the outer wall of the feeding platform (201) are rotatably connected to rotating wheels (202), a belt (203) is arranged on the outer side of the rotating wheel (202), the two rotating wheels (202) are connected by the belt (203), the front side of the rotating wheel (202) passes through the feeding platform (201) and is fixedly connected to a feeding roller (205), the right side of the front end of the feeding platform (201) is fixedly connected to a motor (204), the output end of the motor (204) passes through the feeding platform (201) and is fixedly connected to the feeding roller (205) on the right side, the middle part of the bottom end of the inner wall of the feeding platform (201) is fixedly connected to a spring telescopic rod (206), and the top of the spring telescopic rod (206) is fixedly connected to a lifting plate (207).

3. A local heating and cutting device for steel structure according to claim 2, characterized in that: The front and rear sides of the bottom end of the lifting plate (207) are fixedly connected to a U-shaped plate (24), the left and right sides of the inner wall of the U-shaped plate (24) are rotatably connected to a rotating plate (25), and the outer bottom of the rotating plate (25) is rotatably connected to a U-shaped block (26).

4. A local heating and cutting device for steel structure according to claim 3, characterized in that: The front and rear sides of the inner wall bottom of the feeding platform (201) are provided with sliding grooves (23), and the bottoms of the plurality of U-shaped blocks (26) are slidably connected to the corresponding sliding grooves (23).

5. A local heating and cutting device for steel structure according to claim 2, characterized in that: Positioning blocks (17) are fixedly connected to the front and rear sides of the bottom of the outer walls of the cutting table (1) and the feeding table (201), and positioning holes (18) are provided on the outer sides of the plurality of positioning blocks (17).

6. A local heating and cutting device for steel structure according to claim 1, characterized in that: The top of the rotating frame (5) is rotatably connected to a handle (19), and the bottom of the handle (19) passes through the rotating frame (5) and is fixedly connected to the threaded rod (6).

7. A local heating and cutting device for steel structure according to claim 2, characterized in that: A controller (20) is fixedly connected to the front side of the feeding table (201), and the controller (20) is electrically connected to the heating plate (3), the DC motor (4), the electric guide rail (7), the laser cutting machine (9), the servo motor (10) and the motor (204) respectively.

8. A local heating and cutting device for steel structure according to claim 7, characterized in that: The outer side of the controller (20) is fixedly connected to a housing (21), and the outer side of the housing (21) is rotatably connected to a protective cover (22).

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