Steel pipe cutting and conveying device

Abstract

The utility model discloses a steel pipe cutting and conveying device which comprises a workbench, a conveying roller, a movable rail, an adjusting seat and a positioning sleeve, a frame body is installed at the middle position of the top of the workbench, a blanking groove is formed in the middle position of the workbench, hydraulic lifting rods are installed at the four corners of the top of the frame body, and the hydraulic lifting rods are connected with the adjusting seat. Guide columns are arranged at the four corners in the frame body, a lifting plate is installed between the guide columns, and the output ends of the hydraulic lifting rods penetrate through the top of the frame body to be connected with the lifting plate. The conveying rollers are installed on the two sides of the frame body respectively, the conveying rollers are matched in pairs, a plurality of steel pipes can be conveyed synchronously, the steel pipes do not need to be manually pushed to the position to be cut, manual discharging is not needed, the limiting base and the pressing plate are arranged, the steel pipes to be cut penetrate through the limiting through groove of the limiting base, deflection is not prone to occurring in the conveying process, and the conveying efficiency is improved. And the pressing plate can press and fix the to-be-cut steel pipe, shaking or deviation of the to-be-cut steel pipe is avoided, and cutting is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe cutting, in particular to a steel pipe cutting and conveying device. Background Art

[0002] Steel pipe is a hollow, long round steel material, which is widely used in industrial pipelines such as petroleum, chemical, medical, food, light industry, mechanical instruments, and mechanical mechanism parts. In addition, when the bending and torsional strengths are the same, the weight is lighter, so it is also widely used in the manufacture of mechanical parts and engineering mechanisms. Steel pipes are generally long in length, and in order to be suitable for different scenarios, they often need to be cut to a suitable length.

[0003] The existing steel pipe cutting device requires manual pushing of the steel pipe to the position to be cut, manual adjustment of the clamp to clamp the steel pipe, and finally cutting of the steel pipe. The degree of automation is low, the labor intensity of workers is high, the cutting angle is not easy to adjust, and continuous batch processing cannot be performed. In view of the above problems, an innovative design is carried out on the basis of the original steel pipe cutting device. Utility Model Content

[0004] The utility model aims to provide a steel pipe cutting and conveying device, which has the advantages of automatic feeding, clamping and cutting, high automation, free adjustment of cutting angle, convenience for batch processing, etc.

[0005] The utility model is realized by the following technical solutions:

[0006] A steel pipe cutting and conveying device comprises a workbench, a conveying roller, a movable rail, an adjusting seat and a positioning sleeve, a frame body is installed at the middle position of the top of the workbench, and a material drop chute is opened at the middle position of the workbench, hydraulic lifting rods are installed at the four corners of the top of the frame body, and guide columns are arranged at the four corners inside the frame body, a lifting plate is installed between the guide columns, and the output ends of the hydraulic lifting rods pass through the top of the frame body and are connected to the lifting plate, a movable rail is installed at the middle position inside the lifting plate, and a screw sleeve is arranged in the movable rail, the screw An adjustment seat is installed at the bottom end of the sleeve, and a rotating groove is opened at the bottom end of the adjusting seat, a turntable is installed in the rotating groove, and a protective cover is fixed to the bottom end of the turntable, a cutting knife is installed in the protective cover, a fixing plate is installed at the middle position of one side of the frame, and a scale is hinged on the side of the fixing plate away from the frame, a positioning sleeve is sleeved on the scale, and a fastening bolt is fixed to the top of the positioning sleeve, a mounting plate is fixed to the bottom end of the positioning sleeve, and connecting rods are evenly arranged on the bottom end of the mounting plate, and touch sensors are fixed to the bottom ends of the connecting rods close to the frame.

[0007] It is further configured as follows: limit seats are installed on the top of the workbenches on both sides of the blanking trough, and limit slots are evenly opened in the limit seats, the inner diameters of the limit slots are consistent with the outer diameters of the steel pipes to be cut, and the positions of the limit slots correspond one to one.

[0008] It is further configured as follows: conveying rollers are evenly arranged on both sides of the top of the workbench, and sleeves are installed on the outer sides of the conveying rollers through springs, the conveying rollers rotate relatively in pairs, and the spacing between adjacent sleeves is smaller than the outer diameter of the steel pipe to be cut.

[0009] It is further configured as follows: gears are installed at the bottom ends of the conveying rollers, and adjacent gears are meshed with each other; conveying motors are installed on both sides of the workbench, and the output end of the conveying motor is connected to one of the gears through a rotating shaft.

[0010] It is further configured as follows: a servo motor is installed at one end of the movable rail, and a lead screw is installed inside the movable rail; the output end of the servo motor is connected to the lead screw through a rotating shaft, and the lead screw passes through a lead screw sleeve.

[0011] It is further configured as follows: a driving compartment is opened at the top of the adjusting seat, and a worm gear is installed at the middle position inside the driving compartment, the worm gear is connected to the turntable, and a worm screw matching with the worm gear is installed in the driving compartment at one end of the worm gear, a driving motor is installed on one side of the adjusting seat, and the output end of the driving motor is connected to the worm screw through a rotating shaft.

[0012] It is further configured as follows: spring buffer columns are evenly installed on both sides of the bottom of the lifting plate, and pressure plates are fixed at the bottom ends of the spring buffer columns, and grooves matching the outer diameter of the steel pipe to be cut are provided at the bottom of the pressure plates, and anti-slip rubber pads are bonded in the grooves.

[0013] It is further configured as follows: the cross-section of the protective cover is designed as two-thirds of a disc, and the inner diameter of the protective cover is larger than the outer diameter of the cutting knife. A cutting motor is installed on one side of the protective cover, and the output end of the cutting motor is connected to the central axis of the cutting knife through a rotating shaft.

[0014] In summary, the beneficial technical effects of the utility model are:

[0015] (1) The device is equipped with conveying rollers on both sides of the frame. The conveying rollers cooperate with each other to synchronously convey multiple steel pipes. There is no need to manually push the steel pipes to the position to be cut, and there is no need for manual unloading. The degree of automation is higher. The device is provided with a limit seat and a pressure plate. The steel pipe to be cut passes through the limit slot of the limit seat, which is not easy to deflect during transportation. The pressure plate can press down and fix the steel pipe to be cut to prevent it from shaking or deflecting, making the cutting more accurate.

[0016] (2) The device is equipped with a movable rail and an adjustment seat. The adjustment seat can move forward and backward along the direction of the movable rail to drive the cutting knife to move and cut the steel pipes one by one without manual hand-held cutting. A worm gear and a worm are arranged in the adjustment seat. The driving motor drives the worm to rotate, that is, the worm gear rotates, driving the turntable to rotate, thereby changing the angle of the cutting knife, realizing multi-angle cutting, and being more practical.

[0017] (3) The device is equipped with a scale on which a positioning sleeve is arranged. The positioning sleeve can move left and right on the scale according to the required length of the steel pipe. A touch sensor is installed on the connecting rod at the bottom of the positioning sleeve. When the steel pipe contacts the touch sensor under the conveyance of the conveyor roller, the conveyor roller stops conveying and starts cutting it, thereby realizing fixed-distance cutting of the steel pipe, which is more functional. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the front cross-sectional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the cross-sectional structure of the conveying roller of the utility model;

[0021] Figure 4 This is a schematic diagram of the front cross-sectional structure of the adjustment seat of the utility model;

[0022] Figure 5 It is a front view structural schematic diagram of the positioning sleeve of the utility model.

[0023] : 1. workbench; 101. blanking chute; 2. conveying motor; 3. gear; 4. conveying roller; 401. sleeve; 5. pressure plate; 6. frame; 7. hydraulic lifting rod; 8. movable rail; 9. adjustment seat; 901. drive bin; 902. rotating trough; 10. lifting plate; 11. spring buffer column; 12. guide column; 13. fixed plate; 14. scale; 15. servo motor; 16. screw rod; 17. protective cover; 18. screw rod sleeve; 19. limit seat; 1901. limit slot; 20. worm gear; 21. worm; 22. driving motor; 23. turntable; 24. cutting knife; 25. cutting motor; 26. positioning sleeve; 2601. fastening bolt; 27. mounting plate; 28. connecting rod; 29. ​​touch sensor; 30. hydraulic telescopic rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] Reference Figure 1-5, which is a steel pipe cutting and conveying device disclosed in the utility model, including a workbench 1, a conveying roller 4, a movable rail 8, an adjusting seat 9 and a positioning sleeve 26. A frame 6 is installed at the middle position of the top of the workbench 1, and a blanking chute 101 is opened at the middle position of the workbench 1. Hydraulic lifting rods 7 are installed at the four corners of the top of the frame 6, and guide columns 12 are arranged at the four corners inside the frame 6. A lifting plate 10 is installed between the guide columns 12, and the output ends of the hydraulic lifting rods 7 pass through the top of the frame 6 and are connected to the lifting plate 10. A movable rail 8 is installed at the middle position inside the lifting plate 10, and a screw sleeve 18 is arranged in the movable rail 8. The screw sleeve 18 An adjustment seat 9 is installed at the bottom, and a rotating groove 902 is opened at the bottom end of the adjusting seat 9, a turntable 23 is installed in the rotating groove 902, and a protective cover 17 is fixed to the bottom end of the turntable 23, a cutting knife 24 is installed in the protective cover 17, a fixing plate 13 is installed at the middle position of one side of the frame 6, and a scale 14 is hinged on the side of the fixing plate 13 away from the frame 6, a positioning sleeve 26 is sleeved on the scale 14, and a fastening bolt 2601 is fixed to the top of the positioning sleeve 26, a mounting plate 27 is fixed to the bottom end of the positioning sleeve 26, and connecting rods 28 are evenly arranged on the bottom end of the mounting plate 27, and touch sensors 29 are fixed to the bottom end of the connecting rod 28 close to the frame 6.

[0026] Limiting seats 19 are installed on the top of the workbench 1 on both sides of the blanking trough 101, and limiting through grooves 1901 are evenly opened in the limiting seats 19. The inner diameter of the limiting through grooves 1901 is consistent with the outer diameter of the steel pipe to be cut, and the positions of the limiting through grooves 1901 correspond one to one. The steel pipe to be cut passes through the limiting through grooves 1901 of the limiting seat 19, which is not easy to deviate during transportation, making the cutting more accurate.

[0027] Conveying rollers 4 are evenly arranged on both sides of the top of the workbench 1, and sleeves 401 are installed on the outer sides of the conveying rollers 4 through springs. The conveying rollers 4 rotate relatively in pairs, and the spacing between adjacent sleeves 401 is smaller than the outer diameter of the steel pipe to be cut. The spacing is smaller than the outer diameter of the steel pipe to be cut so that the sleeve 401 can clamp the steel pipe under the action of the spring, which is convenient for clamping and conveying the steel pipe, and is convenient for conveying steel pipes of different sizes, and has stronger applicability.

[0028] Gears 3 are installed at the bottom ends of the conveying rollers 4, and adjacent gears 3 are meshed with each other. Conveying motors 2 are installed on both sides of the workbench 1, and the output end of the conveying motor 2 is connected to one of the gears 3 through a rotating shaft. When the conveying motor 2 works, the conveying rollers 4 are driven to rotate relative to each other through the transmission action of the gears 3 to convey the clamped steel pipes. There is no need to manually push the steel pipes to the position to be cut, and there is no need for manual unloading, with a higher degree of automation.

[0029] A servo motor 15 is installed at one end of the movable rail 8, and a screw rod 16 is installed inside the movable rail 8. The output end of the servo motor 15 is connected to the screw rod 16 through a rotating shaft, and the screw rod 16 passes through the screw rod sleeve 18. When the servo motor 15 works, the adjustment seat 9 is driven to move forward and backward along the direction of the movable rail 8 through the transmission effect of the screw rod 16, and transfers over different steel pipes to cut multiple steel pipes without manual hand-held cutting, which has a higher degree of automation.

[0030] A driving chamber 901 is provided at the top of the adjusting seat 9, and a worm gear 20 is installed at the middle position inside the driving chamber 901. The worm gear 20 is connected to the turntable 23, and a worm 21 matching with the worm gear 20 is installed in the driving chamber 901 at one end of the worm gear 20. A driving motor 22 is installed on one side of the adjusting seat 9, and the output end of the driving motor 22 is connected to the worm gear 21 through a rotating shaft. When the driving motor 22 works, it drives the worm gear 21 to rotate, that is, the worm gear 20 rotates, driving the turntable 23 to rotate, thereby changing the angle of the cutting knife 24, realizing multi-angle cutting, and being more practical.

[0031] Spring buffer columns 11 are evenly installed on both sides of the bottom of the lifting plate 10, and a pressure plate 5 is fixed to the bottom end of the spring buffer column 11. A groove matching the outer diameter of the steel pipe to be cut is provided at the bottom of the pressure plate 5, and a non-slip rubber pad is bonded in the groove. When the lifting plate 10 moves downward, the spring buffer column 11 is compressed, and the pressure plate 5 contacts the steel pipe, pressing the steel pipe to prevent it from shaking or deflecting, making the cutting more accurate.

[0032] The cross-section of the protective cover 17 is designed in the shape of two-thirds of a disk, and the inner diameter of the protective cover 17 is larger than the outer diameter of the cutting knife 24. A cutting motor 25 is installed on one side of the protective cover 17, and the output end of the cutting motor 25 is connected to the central axis of the cutting knife 24 through a rotating shaft. The design of the protective cover 17 can protect the cutting knife 24 to prevent it from being exposed to a large area and being damaged, and to prevent employees from being injured by accidental touch.

[0033] The working principle and beneficial effects of the utility model are as follows: when in use, the power is turned on, first the long steel pipe to be cut is inserted between the conveying rollers 4 on one side, passes through the limiting groove 1901 of the limiting seat 19, and passes through between the conveying rollers 4 on the other side, then the position of the positioning sleeve 26 on the scale 14 is adjusted and fixed with the fastening bolt 2601, so that the end of the long steel pipe contacts the touch sensor 29, then the hydraulic lifting rod 7 works to drive the lifting plate 10 to move downward, the spring buffer column 11 is compressed, the pressing plate 5 presses the steel pipe, the cutting knife 24 contacts the steel pipe, the cutting motor 25 works to drive the cutting knife 24 to rotate, and the steel pipe is cut. After one cutting is completed, the servo motor 15 works The adjusting seat 9 is moved to another steel pipe through the transmission action of the screw rod 16, and the above cutting process is repeated. After the cutting is completed, the hydraulic telescopic rod 30 contracts, driving the scale 14 to rotate upward 30°, and the touch sensor 29 is separated from the steel pipe. The conveying motor 2 works, and through the transmission action of the gear 3, it drives the conveying rollers 4 to rotate relative to each other in pairs to convey the clamped steel pipe. The cut steel pipe is separated from the workbench 1 and falls into the collection box. The scale 14 is reset and the above process is repeated. When bevel cutting is required, the drive motor 22 works to drive the worm 21 to rotate, that is, the worm wheel 20 rotates, driving the turntable 23 to rotate, thereby changing the angle of the cutting knife 24.

[0034] The above description is only a preferred specific implementation method of the present utility model, and does not limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A steel pipe cutting and conveying device, characterized in that: The invention comprises a workbench (1), a conveying roller (4), a movable rail (8), an adjustment seat (9) and a positioning sleeve (26); a frame (6) is installed at the middle position of the top of the workbench (1), and a material drop chute (101) is provided at the middle position of the workbench (1); hydraulic lifting rods (7) are installed at the four corners of the top of the frame (6), and guide columns (12) are provided at the four corners inside the frame (6); a lifting plate (10) is installed between the guide columns (12), and the output ends of the hydraulic lifting rods (7) pass through the top of the frame (6) and are connected to the lifting plate (10); a movable rail (8) is installed at the middle position inside the lifting plate (10), and a screw sleeve (18) is provided inside the movable rail (8); an adjustment seat (9) is installed at the bottom end of the screw sleeve (18), and the adjustment seat (9) is installed at the bottom end of the screw sleeve (18); A rotating groove (902) is provided at the bottom end of the joint seat (9), a rotating disc (23) is installed in the rotating groove (902), and a protective cover (17) is fixed at the bottom end of the rotating disc (23), a cutting knife (24) is installed in the protective cover (17), a fixing plate (13) is installed at the middle position of one side of the frame (6), and a scale (14) is hinged on the side of the fixing plate (13) away from the frame (6), a positioning sleeve (26) is sleeved on the scale (14), and a fastening bolt (2601) is fixed to the top end of the positioning sleeve (26), a mounting plate (27) is fixed to the bottom end of the positioning sleeve (26), and connecting rods (28) are evenly arranged at the bottom end of the mounting plate (27), and a touch sensor (29) is fixed to the bottom end of the connecting rod (28) close to the frame (6).

2. A steel pipe cutting and conveying device according to claim 1, characterized in that: The top of the workbench (1) on both sides of the blanking trough (101) is installed with a limit seat (19), and the limit seat (19) is evenly provided with a limit slot (1901), the inner diameter of the limit slot (1901) is consistent with the outer diameter of the steel pipe to be cut, and the positions of the limit slots (1901) correspond one to one.

3. The steel pipe cutting and conveying device according to claim 1, characterized in that: Conveying rollers (4) are evenly arranged on both sides of the top of the workbench (1), and sleeves (401) are installed on the outer sides of the conveying rollers (4) through springs. The conveying rollers (4) rotate relative to each other in pairs, and the spacing between adjacent sleeves (401) is smaller than the outer diameter of the steel pipe to be cut.

4. A steel pipe cutting and conveying device according to claim 3, characterized in that: The bottom ends of the conveying rollers (4) are each equipped with a gear (3), and adjacent gears (3) are meshed with each other. Conveying motors (2) are each equipped on both sides of the workbench (1), and the output end of the conveying motor (2) is connected to one of the gears (3) via a rotating shaft.

5. The steel pipe cutting and conveying device according to claim 1, characterized in that: A servo motor (15) is installed at one end of the movable rail (8), and a screw rod (16) is installed inside the movable rail (8); the output end of the servo motor (15) is connected to the screw rod (16) via a rotating shaft, and the screw rod (16) passes through the screw rod sleeve (18).

6. The steel pipe cutting and conveying device according to claim 1, characterized in that: A driving chamber (901) is provided at the top end of the adjusting seat (9), and a worm wheel (20) is installed at the middle position of the driving chamber (901), the worm wheel (20) is connected to the rotating disk (23), and a worm (21) matching with the worm wheel (20) is installed in the driving chamber (901) at one end of the worm wheel (20), and a driving motor (22) is installed on one side of the adjusting seat (9), and the output end of the driving motor (22) is connected to the worm (21) via a rotating shaft.

7. The steel pipe cutting and conveying device according to claim 1, characterized in that: Spring buffer columns (11) are evenly installed on both sides of the bottom of the lifting plate (10), and a pressing plate (5) is fixed to the bottom end of the spring buffer column (11). The bottom of the pressing plate (5) is provided with a groove that matches the outer diameter of the steel pipe to be cut, and an anti-slip rubber pad is bonded in the groove.

8. The steel pipe cutting and conveying device according to claim 1, characterized in that: The cross section of the protective cover (17) is designed to be two-thirds of a disk, and the inner diameter of the protective cover (17) is larger than the outer diameter of the cutting knife (24). A cutting motor (25) is installed on one side of the protective cover (17), and the output end of the cutting motor (25) is connected to the central axis of the cutting knife (24) through a rotating shaft.

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