Device for automatically sticking kraft paper to pipe end of plastic-coated composite steel pipe

Abstract

The utility model discloses an automatic kraft paper sticking device for the pipe end of a plastic-coated composite steel pipe, which comprises a steel pipe frame, two sides of the steel pipe frame are connected with mounting frames, clamping driving components are mounted on the mounting frames, one side of each clamping driving component is provided with a lifting plate, the lifting plate is connected onto the mounting frames through a lifting component, and a second motor is mounted on the lifting plate. The output end of the second motor is connected with a rotating shaft, the rotating shaft is sleeved with a paper tube, the paper tube is installed on the rotating shaft through a locking assembly, the rotating shaft is further connected with a pressing rod through a bearing, the other end of the pressing rod is connected with a pressing roller, a groove is formed in the pressing roller, a cutter is slidably connected into the groove, and the cutter is controlled by a second air cylinder installed on the pressing rod to move. The distance between the paper tube and the steel tube can be automatically adjusted according to the specification of the steel tube, so that kraft paper can be better attached to the steel tube, paper can be automatically attached, a large amount of labor is saved, the paper tube is more convenient to replace, and the working efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of composite steel pipes, in particular to an automatic kraft paper pasting device for the pipe ends of plastic-coated composite steel pipes. Background Technique

[0002] The plastic-coated composite steel pipe is a steel pipe with a protective function, which can effectively prevent the surface of the steel pipe from being corroded and oxidized, and at the same time, it can be used to transport fluids such as water and gas inside. During the production process of pipe fittings, since 100 - 300 mm of the end needs to be reserved for welding, it is necessary to paste kraft paper on the ends of the pipe fittings. However, in actual processing, generally, kraft paper is pasted manually, and the staff often works slowly, and there are even phenomena of over-pasting or under-pasting, which requires re-pasting or pipe end grinding after processing. This will affect the processing progress and increase the burden on the staff. Content of the Utility Model

[0003] The purpose of the utility model is to provide an automatic kraft paper pasting device for the pipe ends of plastic-coated composite steel pipes to solve the above problems.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions:

[0005] An automatic kraft paper pasting device for the pipe ends of plastic-coated composite steel pipes of the utility model includes a steel pipe rack. Both sides of the steel pipe rack are connected with mounting racks. A clamping and driving assembly is installed on the mounting racks. The clamping and driving assembly drives the steel pipe to rotate. A lifting plate is arranged on the side of the clamping and driving assembly away from the steel pipe rack. The lifting plate is connected to the mounting rack through a lifting assembly. A second motor is installed on the lifting plate. A rotating shaft is connected to the output end of the second motor. A paper tube is sleeved on the rotating shaft. The paper tube is installed on the rotating shaft through a locking assembly. A pressing rod is also connected to the rotating shaft through a bearing. The other end of the pressing rod is connected with a pressing roller. A groove is formed on the pressing roller. A cutter is slidably connected in the groove. The cutter is controlled to move by a second air cylinder installed on the pressing rod.

[0006] Further, the clamping and driving assembly includes a first air cylinder installed on the mounting rack. The piston end of the first air cylinder is connected with a first motor. The output end of the first motor is connected with a conical fixture.

[0007] Further, the first air cylinder is connected to the mounting rack through a support frame.

[0008] Further, the lifting assembly includes a third motor connected to the mounting bracket and a lead screw connected to the output end of the third motor. The top of the lead screw threadedly penetrates through a threaded hole formed in the lifting plate. A guide rod is provided on one side of the lead screw. The bottom of the guide rod is connected to the mounting bracket, and the top of the guide rod penetrates through a guide hole formed in the lifting plate.

[0009] Further, sensors are connected to both sides of the steel pipe rack.

[0010] Further, the locking assembly includes two baffles sleeved on the rotating shaft. The paper tube is arranged between the two baffles. A nut is provided on the outer side of the baffle at the outer end. External threads are formed on the outer wall of the rotating shaft, and the nut is threadedly connected to the external threads.

[0011] Further, a slide rail is provided in the groove. A slider is slidably connected to the slide rail. The cutting knife is connected to the slider, and the piston end of the second cylinder penetrates through the pressure bar and is connected to the slider.

[0012] Compared with the prior art, the beneficial technical effects of the present utility model are as follows:

[0013] The present utility model can automatically adjust the distance between the paper tube and the steel pipe according to the specifications of the steel pipe, so that the kraft paper can fit the steel pipe more closely, and can automatically stick the paper, saving a large amount of labor, and making it more convenient to replace the paper tube, greatly improving the work efficiency. Description of the Drawings

[0014] The following further describes the present utility model with reference to the drawings.

[0015] Figure 1 It is the front view of the automatic kraft paper sticking device for the end of the plastic coated composite steel pipe of the present utility model;

[0016] Figure 2 It is the cross-sectional view of the pressure roller;

[0017] Description of the reference numerals: 1. Steel pipe rack; 2. Mounting bracket; 3. Lifting plate; 4. Second motor; 5. Rotating shaft; 6. Paper tube; 7. Bearing; 8. Pressure bar; 9. Pressure roller; 10. Groove; 11. Cutting knife; 12. Second cylinder; 13. First cylinder; 14. First motor; 15. Conical fixture; 16. Support frame; 17. Third motor; 18. Lead screw; 19. Guide rod; 20. Sensor; 21. Baffle; 22. Nut; 23. Slide rail; 24. Slider. Detailed Embodiment

[0018] As Figure 1-2As shown in the figure, an automatic kraft paper pasting device for the pipe end of a plastic-coated composite steel pipe includes a steel pipe rack 1. Both sides of the steel pipe rack 1 are connected with mounting frames 2. A clamping drive assembly is installed on the mounting frames 2. The clamping drive assembly drives the steel pipe to rotate. The clamping drive assembly includes a first cylinder 13 installed on the mounting frame 2 through a support frame 16. A first motor 14 is connected to the piston end of the first cylinder 13. A conical fixture 15 is connected to the output end of the first motor 14.

[0019] On one side of the clamping drive assembly away from the steel pipe rack 1, there is a lifting plate 3. The lifting plate 3 is connected to the mounting frame 2 through a lifting assembly. The lifting assembly includes a third motor 17 connected to the mounting frame 2 and a lead screw 18 connected to the output end of the third motor 17. The top of the lead screw 18 threadedly penetrates through a threaded hole opened on the lifting plate 3. A guide rod 19 is provided on one side of the lead screw 18. The bottom of the guide rod 19 is connected to the mounting frame 2. The top of the guide rod 19 penetrates through a guide hole opened on the lifting plate 3.

[0020] Sensors 20 are connected to both sides of the steel pipe rack 1. The sensors 20 are placed below the steel pipe. The diameter of the steel pipe is judged through the sensors 20, so that the third motor 17 drives the lifting plate 3 to rise or fall.

[0021] A second motor 4 is installed on the lifting plate 3. A rotating shaft 5 is connected to the output end of the second motor 4. A paper tube 6 is sleeved on the rotating shaft 5. The paper tube 6 is installed on the rotating shaft 5 through a locking assembly. The locking assembly includes two baffles 21 sleeved on the rotating shaft 5. The paper tube 6 is arranged between the two baffles 21. A nut 22 is provided on the outside of the baffle 21 at the outer end. External threads are opened on the outer wall of the rotating shaft 5. The nut 22 is threadedly connected to the external threads.

[0022] A pressure rod 8 is also connected to the rotating shaft 5 through a bearing 7. A pressure roller 9 is connected to the other end of the pressure rod 8. Grooves 10 are opened on the pressure roller 9. A cutter 11 is slidably connected in the grooves 10. The cutter 11 is controlled to move by a second cylinder 12 installed on the pressure rod 8. A slide rail 23 is provided in the grooves 10. A slider 24 is slidably connected to the slide rail 23. The cutter 11 is connected to the slider 24. The piston end of the second cylinder 12 penetrates through the pressure rod 8 and is then connected to the slider 24.

[0023] The operation process of the present utility model is as follows:

[0024] In use, install the paper tube 6 with kraft paper on the rotating shaft 5, place the steel pipe on the steel pipe rack 1, judge the diameter of the steel pipe through the inductor 20, then start the third motor 17 to drive the lifting plate 3 to adjust to a suitable position, then the piston end of the first cylinder 13 extends, hold the two ends of the steel pipe with the two conical clamps 15, then pull out the end of the kraft paper 6, fix the end of the kraft paper on the steel pipe, and make the pressure roller 9 press on the kraft paper, then start the first motor 14, drive the steel pipe to rotate through the conical clamps 15, so that the kraft paper adheres to the steel pipe, when the winding is completed, the second cylinder 12 drives the cutter 11 to move in the groove 10 to cut off the kraft paper.

[0025] The embodiments described above are only descriptions of the preferred mode of the present invention, and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, various deformations and improvements made by those of ordinary skill in the art to the technical solution of the present invention shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A device for automatically pasting kraft paper on the end of a plastic-coated composite steel pipe, characterized in that: The invention comprises a steel pipe frame (1), wherein both sides of the steel pipe frame (1) are connected to mounting frames (2), a clamping drive assembly is mounted on the mounting frames (2), the clamping drive assembly drives the steel pipe to rotate, a lifting plate (3) is arranged on the side of the clamping drive assembly away from the steel pipe frame (1), the lifting plate (3) is connected to the mounting frame (2) via the lifting assembly, a second motor (4) is mounted on the lifting plate (3), and a rotating shaft (5) is connected to the output end of the second motor (4). ), a paper tube (6) is sleeved on the rotating shaft (5), and the paper tube (6) is installed on the rotating shaft (5) through a locking assembly. The rotating shaft (5) is also connected to a pressure rod (8) through a bearing (7), and the other end of the pressure rod (8) is connected to a pressure roller (9), and a groove (10) is formed on the pressure roller (9), and a cutter (11) is slidably connected in the groove (10), and the cutter (11) is controlled to move by a second cylinder (12) installed on the pressure rod (8).

2. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 1 is characterized in that: The clamping drive assembly comprises a first cylinder (13) mounted on the mounting frame (2), a first motor (14) being connected to a piston end of the first cylinder (13), and a conical clamp (15) being connected to an output end of the first motor (14).

3. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 2 is characterized in that: The first cylinder (13) is connected to the mounting frame (2) via a support frame (16).

4. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 1 is characterized in that: The lifting assembly comprises a third motor (17) connected to the mounting frame (2) and a screw rod (18) connected to the output end of the third motor (17), the top thread of the screw rod (18) passing through a threaded hole provided on the lifting plate (3), a guide rod (19) is provided on one side of the screw rod (18), the bottom of the guide rod (19) is connected to the mounting frame (2), and the top of the guide rod (19) passes through the guide hole provided on the lifting plate (3).

5. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 4 is characterized in that: Sensors (20) are connected to both sides of the steel pipe frame (1).

6. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 1 is characterized in that: The locking assembly comprises two baffles (21) sleeved on the rotating shaft (5), the paper tube (6) is arranged between the two baffles (21), a nut (22) is arranged on the outside of the baffle (21) at one outer end, an external thread is provided on the outer wall of the rotating shaft (5), and the nut (22) is threadedly connected to the external thread.

7. The automatic kraft paper pasting device for the end of a plastic-coated composite steel pipe according to claim 1 is characterized in that: A slide rail (23) is provided in the groove (10), a slider (24) is slidably connected to the slide rail (23), the cutter (11) is connected to the slider (24), and the piston end of the second cylinder (12) passes through the pressure rod (8) and is then connected to the slider (24).

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