Wrapping robot for overhead line

Abstract

The utility model relates to the technical field of insulation sheath wrapping, in particular to a wrapping robot for an overhead line. An unwinding assembly is arranged on one side of the wrapping assembly; a detachable forming cavity is formed in the walking unit; hanging wheel assemblies used for being hung on a cable are installed on the two sides of the unwinding disc, a rotating shaft is installed in the middle of the unwinding disc and sleeved with a cable insulation wrapping tape coil, and a winding assembly used for winding an outer film of the cable insulation wrapping tape coil is installed on one side of the unwinding disc; the other side of the unwinding disc is provided with a limiting assembly for an insulating sheet of a cable insulating wrapping tape roll to penetrate through. The unwinding assembly and the wrapping assembly are hung on the cable at the same time, the labor intensity of workers is reduced, the device is suitable for various environments with complex working conditions and suitable for the fields of railways, power grids and the like, meanwhile, the working efficiency and the working quality are improved, and the safety coefficient is further improved; the forming cavity and the walking unit are of a split structure, and the forming cavity can be replaced according to the diameter of the cable.

Description

Technical Field

[0001] The utility model relates to the technical field of insulating sheath wrapping, in particular to a wrapping robot for overhead lines. Background Art

[0002] The wrapping robot is a machine used to wrap the cable insulation tape around the cable to enhance the insulation of the line and ensure safe and orderly power distribution. However, the existing wrapping robots have the following problems when wrapping cables:

[0003] 1. The wrapping machine device includes a wrapping component and an unwinding component. The wrapping component and the unwinding component for placing the cable insulation tape roll are separate components. The wrapping robot is hung on the cable, and the unwinding component is placed below or held by the staff. For an environment with more complex working conditions, it not only increases the labor intensity of the staff, but also has low operating efficiency, unstable operating quality, and certain safety hazards;

[0004] 2. In the existing wrapping assembly, the forming cavity is installed on the walking unit, and the forming cavity is only suitable for cables of a single diameter. When working outside, it is necessary to carry wrapping machines of various diameters, which is time-consuming and labor-intensive. Summary of the invention

[0005] The technical problem to be solved by the utility model is: in order to solve the problems existing in the prior art in the above-mentioned background technology, a wrapping robot for overhead lines is provided.

[0006] The utility model solves the technical problem by adopting a technical solution: a wrapping robot for overhead lines, comprising a wrapping component and an unwinding component, wherein the unwinding component is arranged on one side of the wrapping component;

[0007] The wrapping assembly includes a walking unit and a forming cavity, wherein a detachable forming cavity for the cable to pass through is installed in the walking unit;

[0008] The unwinding assembly includes an unwinding reel, both sides of which are equipped with hanging wheel assemblies for hanging on the cable, a rotating shaft is installed in the middle position of the unwinding reel, and the cable insulation tape roll is mounted on the rotating shaft, a winding assembly for winding the outer film of the cable insulation tape roll is installed on one side of the unwinding reel, and a limiting assembly for the insulation sheet of the cable insulation tape roll to pass through is installed on the other side of the unwinding reel.

[0009] Furthermore, the winding assembly includes a motor and a film rolling assembly, the film rolling assembly is installed on one side of the motor, and the output end of the motor is connected to the film rolling assembly through a transmission assembly.

[0010] Further, the wrapping assembly includes a frame, both ends of the frame are equipped with hook mechanisms, the feeding end of the frame is equipped with a skin feeding mechanism, the lower end of the skin feeding mechanism is equipped with a tangent mechanism, the lower end of the tangent mechanism is equipped with a limit frame, and the discharging end of the frame is equipped with a molding cavity driving mechanism for driving the tug wheel in the molding cavity to rotate;

[0011] A walking unit is installed in the middle section of the frame, and a molding cavity is installed in the middle of the walking unit;

[0012] A power source is installed at the bottom of the frame.

[0013] Furthermore, the skin feeding mechanism includes a skin feeding motor and a roller, wherein the skin feeding motor is mounted on a frame, and the skin feeding motor and the roller are connected via a transmission component.

[0014] Furthermore, the hook mechanism includes a toothed hook and a hook driving motor, wherein the hook driving motor is mounted on a frame, an output end of the hook driving motor passes through the frame, and a gear is mounted on the output end of the hook driving motor, which meshes with the toothed hook to drive the toothed hook to move up and down.

[0015] Furthermore, the wire cutting mechanism comprises a wire cutting frame, a plate surface of the wire cutting frame is provided with an opening for the insulating sheet of the cable insulating tape roll to pass through, a nylon block is installed on the right side of the opening, a cutter assembly is installed on the left side of the opening, a slide rail assembly is installed on the upper plate surface of the wire cutting frame, and the cutter assembly is installed on the slide rail assembly;

[0016] A servo is installed on the lower plate of the trimmer frame, the output end of the servo faces upward and passes through the trimmer frame, and a pusher is installed on the output end of the servo for pushing the cutter assembly to slide along the slide rail assembly. The trimmer frame and the cutter assembly are connected by a reset spring.

[0017] Furthermore, the molding chamber includes a bracket, and a plurality of tug wheels are mounted on the bracket, and adjacent tug wheels are connected by belts, and the molding chamber driving mechanism is also connected to one of the tug wheels by a belt;

[0018] An opening and closing assembly is also installed on the bracket, and the opening and closing assembly is located above some tugboats. A wrapping area is formed between some tugboats and the opening and closing assembly for the cables and insulating sheets of the cable insulation tape rolls to pass through. Another part of the tugboat cooperates with the traveling wheels in the traveling unit.

[0019] Furthermore, the opening and closing assembly includes a symmetrically arranged closing arm assembly, wherein the closing arm assembly on one side is lower than the closing arm assembly on the other side, and the closing arm assembly includes a closing arm, one end of the closing arm is movably mounted on a connecting seat, the connecting seat is mounted on a bracket, and the other end of the closing arm is mounted with a connecting plate, and the bottom surface of the connecting plate is mounted with a plurality of vertically arranged waist wheels, and the arc surface of the waist wheel is aligned with the arc surface of the tugboat.

[0020] Furthermore, the walking unit includes a base mounted on the frame, a rotating shaft is passed through the base, and walking opening and closing components that are symmetrically arranged and meshed at the lower ends are mounted on the rotating shaft, wherein a first locking component is mounted on one walking opening and closing component, and a second locking component that cooperates with the first locking component is mounted on the other walking opening and closing component;

[0021] The walking opening and closing assembly includes a walking frame, both ends of which are equipped with walking tightening arm assemblies, the two walking tightening arm assemblies are connected by a transmission assembly, and a walking drive assembly connected to any walking tightening arm assembly is installed on the walking frame to drive the walking wheels in the walking tightening arm assembly to rotate.

[0022] Furthermore, the bottom surface of the frame is higher than the surface of the insulating plate passing through the limiting assembly in the unwinding assembly.

[0023] Beneficial effects of the utility model:

[0024] 1. The unwinding assembly and the wrapping assembly are hung on the cable at the same time, which reduces the labor intensity of the staff and is suitable for various environments with complex working conditions, such as railways, power grids, etc. It also improves work efficiency and operation quality, and further improves the safety factor;

[0025] 2. The molding chamber and the traveling unit are split structures. The molding chamber can be replaced according to the diameter of the cable, saving time and effort and reducing the labor intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0027] Figure 1 It is a structural schematic diagram of the utility model;

[0028] Figure 2 It is a structural schematic diagram of the utility model in another direction;

[0029] Figure 3 It is a structural schematic diagram of the unwinding assembly of the utility model;

[0030] Figure 4 It is a structural schematic diagram of the tensioning assembly of the utility model;

[0031] Figure 5 It is a structural schematic diagram of the utility model with a wrapping assembly removed from a rack plate;

[0032] Figure 6 It is a structural schematic diagram of the molding cavity of the utility model;

[0033] Figure 7 It is a structural schematic diagram of the walking unit of the utility model;

[0034] Figure 8 It is a structural schematic diagram of the tangent mechanism of the utility model;

[0035] In the figure: 1. Wrapping assembly, 2. Unwinding assembly, 3. Travel unit, 5. Forming cavity, 6. Unwinding disk, 7. Pulley assembly, 8. Rotating shaft, 9. Winding assembly, 10. Limiting assembly, 11. Motor, 12. Film rolling assembly, 13. Tensioning assembly, 14. Tensioning roller, 15. Waist-shaped hole, 16. Cylinder, 17. Mounting seat, 18. Block, 19. Connector, 20. Brush, 21. Spring steel claw, 22. Bearing seat, 23. Pulley, 24. Frame, 25. Hook mechanism, 26. Toothed hook, 27. Hook drive motor, 28. Thread cutting mechanism, 29. Thread cutting frame, 30. Slide rail Assembly, 31. Cutter assembly, 32. Servo, 33. Pusher, 34. Return spring, 35. Opening, 36. Nylon block, 37. Skin feeding mechanism, 38. Limiting frame, 39. Molding cavity driving mechanism, 40. Tug, 41. Bracket, 42. Opening and closing assembly, 43. Tightening arm assembly, 44. Tightening arm, 45. Connecting seat, 46. Waist wheel, 47. Walking opening and closing assembly, 48. First locking assembly, 49. Second locking assembly, 50. Walking frame, 51. Walking tightening arm assembly, 52. Walking drive assembly, 53. Walking wheel, 54. Power source, 55. Skin feeding motor, 56. Roller. DETAILED DESCRIPTION

[0036] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0037] like Figures 1 to 8 The wrapping robot for overhead lines shown in the figure is characterized by comprising a wrapping component 1 and an unwinding component 2, wherein the unwinding component 2 is provided on one side of the wrapping component 1;

[0038] The wrapping assembly 1 includes a walking unit 3 and a forming cavity 5, wherein a detachable forming cavity 5 for the cable to pass through is installed in the walking unit 3;

[0039] The unwinding assembly 2 includes an unwinding drum 6, both sides of which are equipped with hanging wheel assemblies 7 for hanging on the cable, a rotating shaft 8 is installed in the middle position of the unwinding drum 6, and a cable insulation tape roll is mounted on the rotating shaft 8, a winding assembly 9 for winding the outer film of the cable insulation tape roll is installed on one side of the unwinding drum 6, and a limiting assembly 10 for the insulation sheet of the cable insulation tape roll to pass through is installed on the other side of the unwinding drum 6.

[0040] like Figure 3As shown, the winding assembly 9 includes a motor 11 and a film rolling assembly 12. The film rolling assembly 12 is installed on one side of the motor 11, and the output end of the motor 11 is connected to the film rolling assembly 12 through a transmission assembly.

[0041] A tensioning assembly 13 is installed on the side of the film rolling assembly 12 away from the motor 11 .

[0042] like Figure 4 As shown, the tensioning assembly 13 includes a tensioning roller 14, a cylinder 16 and a mounting seat 17. The mounting seat 17 is mounted on the bottom surface of the unwinding disc 6. The mounting seat 17 has a sliding function. The cylinder 16 is installed in the slideway of the mounting seat 17. A stopper 18 is installed at the protruding end of the cylinder 16.

[0043] A waist-shaped hole 15 is provided on the unwinding disk 6, and the tensioning roller 14 in the tensioning assembly 13 is arranged through the waist-shaped hole 15. A connecting piece 19 is also installed on the bottom surface of the unwinding disk 6 through a pin shaft. One end of the connecting piece 19 is connected to the tensioning roller 14, and the other end of the connecting piece 19 cooperates with the stop block 18 to drive the tensioning roller 14 to move in the waist-shaped hole 15.

[0044] In addition, if Figure 3 As shown, the hanging wheel assembly 7 includes symmetrically arranged spring steel claws 21, a bearing seat 22 is installed between the two spring steel claws 21, and a hanging wheel 23 hung on the cable is installed on the bearing seat 22.

[0045] A brush member 20 for cleaning the cables is installed on the side of the hanging wheel assembly 7, and the brush member 20 is located in front of the travel route of the wrapping robot to remove floating dust or impurities on the cables to ensure the quality of cable wrapping.

[0046] like Figures 5 to 8 As shown, the wrapping assembly 1 includes a frame 24, both ends of which are equipped with hook mechanisms 25, and the wrapping assembly 1 is hung on the cable manually or in other ways, a skin feeding mechanism 37 is installed at the feeding end of the frame 24, a tangent mechanism 28 is installed at the lower end of the skin feeding mechanism 37, and a limit frame 38 is installed at the lower end of the tangent mechanism 28, and a molding cavity driving mechanism 39 for driving the tug 40 in the molding cavity 5 to rotate is installed at the discharging end of the frame 24, and the skin feeding mechanism 37, the tangent mechanism 28 and the limit frame 38 are arranged obliquely downward, so as to further improve the smoothness and speed of the insulating sheet material being fed into the molding cavity 5;

[0047] The middle section of the frame 24 is provided with a walking unit 3, and the middle of the walking unit 3 is provided with a molding cavity 5;

[0048] A power source 54 is installed at the bottom of the frame 24 to provide power for the entire machine.

[0049] like Figure 5As shown, the skin conveying mechanism 37 includes a skin conveying motor 55 and a roller 56. The skin conveying motor 55 is installed on the frame 24, and the skin conveying motor 55 and the roller 56 are connected through a transmission component.

[0050] The hook mechanism 25 includes a toothed hook 26 and a hook driving motor 27, wherein the hook driving motor 27 is mounted on the frame 24, and the output end of the hook driving motor 27 passes through the frame 24, and a gear is mounted on the output end of the hook driving motor 27, which meshes with the toothed hook 26 to drive the toothed hook 26 to move up and down and adjust as needed. At the same time, a cross bar is mounted at the lower end of the frame 24, which can serve as both a support bar and a limit bar, and at the same time ensures that the bottom surface of the frame 24 is higher than the surface of the insulating sheet passing through the limit assembly 10 in the unwinding assembly 2, so that the insulating sheet can be smoothly and quickly fed into the wrapping assembly 1 to avoid obstacles to the feeding of the insulating sheet.

[0051] like Figure 8 As shown, the wire cutting mechanism 28 includes a wire cutting frame 29, and an opening 35 is opened on the board surface of the wire cutting frame 29 for the insulating sheet of the cable insulation tape roll to pass through, a nylon block 36 is installed on the right side of the opening 35, and a cutter assembly 31 is installed on the left side of the opening 35. A slide rail assembly 30 is installed on the upper board surface of the wire cutting frame 29, and the cutter assembly 31 is installed on the slide rail assembly 30;

[0052] A servo 32 is installed on the lower plate surface of the trimmer frame 29, and the output end of the servo 32 faces upward and passes through the trimmer frame 29. A pushing member 33 is installed on the output end of the servo 32 to push the cutter assembly 31 to slide along the slide rail assembly 30. The trimmer frame 29 and the cutter assembly 31 are connected by a return spring 34.

[0053] like Figure 6 As shown, the molding cavity 5 is an integral structure, which is installed on the walking unit 3 by bolts. When wrapping cables with different wire diameters, it is only necessary to replace the corresponding molding cavity 5 to meet the needs.

[0054] The molding chamber 5 includes a bracket 41, on which a plurality of tugs 40 are mounted, and adjacent tugs 40 are connected by belts, and the molding chamber driving mechanism 39 is also connected to one of the tugs 40 by a belt, and the tugs 40 have a "U"-shaped working surface;

[0055] An opening and closing assembly 42 is also installed on the bracket 41. The opening and closing assembly 42 is located above the partial tugboat 40. A wrapping area is formed between the partial tugboat 40 and the opening and closing assembly 42 for the cables and the insulating sheets of the cable insulation tape rolls to pass through. The size of the wrapping area is only for the cables and the insulating sheets to pass through. The cables are located above the insulating sheets. The other part of the tugboat 40 cooperates with the walking wheel 53 in the walking unit 3.

[0056] The opening and closing assembly 42 includes a symmetrically arranged closing arm assembly 43, wherein the closing arm assembly 43 on one side is lower than the closing arm assembly 43 on the other side, and the closing arm assembly 43 includes a closing arm 44, one end of which is movably mounted on a connecting seat 45, and the connecting seat 45 is mounted on the bracket 41, and the other end of the closing arm 44 is mounted with a connecting plate, and the bottom surface of the connecting plate is mounted with a plurality of vertically arranged waist wheels 46, and the arc surface of the waist wheel 46 is aligned with the arc surface of the tugboat 40.

[0057] The insulating sheet also takes a "U" shape under the joint action of the cable. When the insulating sheet is located in the opening and closing component 42, the waist wheel 46 is used to complete the fitting of the insulating sheet and the two sides of the cable to complete the initial wrapping.

[0058] like Figure 7 As shown, the walking unit 3 includes a base mounted on the frame 24, a rotating shaft is passed through the base, and a walking opening and closing assembly 47 symmetrically arranged and meshed at the lower end is mounted on the rotating shaft, wherein a first locking assembly 48 is mounted on one walking opening and closing assembly 47, and a second locking assembly 49 cooperating with the first locking assembly 48 is mounted on the other walking opening and closing assembly 47;

[0059] The walking opening and closing assembly 47 includes a walking frame 50, and walking tightening arm assemblies 51 are installed at both ends of the walking frame 50. The two walking tightening arm assemblies 51 are connected by a transmission assembly. A walking drive assembly 52 connected to any walking tightening arm assembly 51 is installed on the walking frame 50 to drive the walking wheel 53 in the walking tightening arm assembly 51 to rotate.

[0060] The cable insulation tape roll comprises an insulating sheet and an outer film, the outer film is bonded on the bonding surface of the insulating sheet, and the insulating sheet is used to insulate the cable. In addition, the feed end of the frame 24 is the left end, and the discharge end of the frame 24 is the right end.

[0061] Working process:

[0062] Step 1: First, select a corresponding model of the molding cavity 5 according to the diameter of the cable and install it on the wrapping component 1;

[0063] Step 2: Hang the unwinding assembly 2 on the cable through the hanging wheel assembly 7, and hang the wrapping assembly 1 on the cable through the hook mechanism 25, the unwinding assembly 2 is located in front of the wrapping assembly 1, and the limiting assembly 10 of the unwinding assembly 2 is close to the feeding end of the wrapping assembly 1;

[0064] Step 2: Put the rolled cable insulation tape on the rotating shaft 8, separate the insulation sheet from the outer film of the cable insulation tape roll, with the bonding surface of the insulation sheet facing, the insulation sheet passes through the limiting component 10, and is fed to the wrapping component 1; the end of the outer film passes around the tensioning roller 14 and is wound onto the film rolling component 12, and at the same time, the position of the tensioning roller 14 in the waist-shaped hole 15 is adjusted by the cylinder 16 according to the tensioning requirements;

[0065] Step 3: The insulating sheet passes through the limiting frame 38, then passes through the opening 35, and finally passes around the roller 56, enters the inner cavity of the travel unit 3, and finally enters the molding cavity 5, and passes out from the right end of the molding cavity 5. At this time, the two closing arm assemblies 43 and the two travel opening and closing assemblies 47 are both in the open state;

[0066] Step 4: close the two closing arm assemblies 43. When closing the closing arm assemblies 43, close the shorter closing arm assembly 43 first to fit the insulating sheet on one side to one side of the cable, and then close the taller closing arm assembly 43 to fit the insulating sheet on the other side to the other side of the cable, thereby completing the preliminary wrapping;

[0067] Step 5: The two walking opening and closing components 47 are closed, and then the first locking component 48 cooperates with the second locking component 49 to complete the locking of the two walking opening and closing components 47;

[0068] Step 6: The travel drive assembly 52 is started, driving the wrapping assembly 1 to travel on the cable. While traveling:

[0069] ① The motor 11 in the unwinding assembly is started to automatically wind the outer film of the cable insulation tape roll onto the film rolling assembly 12. At this time, the insulation sheet and the outer film of the cable insulation tape roll are automatically separated;

[0070] ② At the same time, the skin feeding motor 55 in the skin feeding mechanism 37 is started to feed the insulating sheet of the cable insulation tape into the molding cavity 5;

[0071] ③ In addition, the motor in the molding cavity driving mechanism 39 is started, driving the tug wheel 40 to rotate, and the walking unit 3 moves forward along the cable under the drive of the walking driving assembly 52, and the joints of the cable are initially wrapped and then pressed again by the gravity of the walking wheel 53 to complete the fine pressing, until the cable wrapping is completed;

[0072] Step 7: Remove the unwinding assembly 2, while leaving the remaining insulating sheet of the cable insulation tape for cable wrapping, start the steering gear 32, drive the pusher 33 to rotate, thereby pushing the cutter assembly 31 to move along the slide rail assembly 30, and cut off the insulating sheet of the cable insulation tape passing through the opening 35. After completion, the steering gear 32 stops working, and the cutter assembly 31 is reset by the reset spring 34;

[0073] Step 8: Wrap the remaining cables with the wrapping component 1, and then remove the wrapping component 1;

[0074] Step 9: Finally, there is a wrapping component 1 at both ends of the cable, and the cable is not wrapped. It is necessary to wrap the cables at both ends manually to complete the wrapping of the cable insulation tape of the entire cable.

[0075] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A wrapping robot for overhead lines, characterized in that: It comprises a wrapping component (1) and an unwinding component (2), wherein the unwinding component (2) is arranged on one side of the wrapping component (1); The wrapping assembly (1) comprises a walking unit (3) and a forming cavity (5); a detachable forming cavity (5) for the cable to pass through is installed in the walking unit (3); The unwinding assembly (2) comprises an unwinding reel (6), both sides of which are provided with hanging wheel assemblies (7) for hanging on the cable, a rotating shaft (8) is installed in the middle of the unwinding reel (6), a cable insulation tape roll is mounted on the rotating shaft (8), a winding assembly (9) for winding the outer film of the cable insulation tape roll is installed on one side of the unwinding reel (6), and a limiting assembly (10) for allowing the insulation sheet of the cable insulation tape roll to pass through is installed on the other side of the unwinding reel (6).

2. The overhead line wrapping robot according to claim 1, characterized in that: The winding assembly (9) comprises a motor (11) and a film rolling assembly (12); the film rolling assembly (12) is installed on one side of the motor (11); and the output end of the motor (11) is connected to the film rolling assembly (12) via a transmission assembly.

3. The overhead line wrapping robot according to claim 1, characterized in that: The wrapping assembly (1) comprises a frame (24), both ends of which are provided with hook mechanisms (25), a skin feeding mechanism (37) is provided at the feeding end of the frame (24), a tangent mechanism (28) is provided at the lower end of the skin feeding mechanism (37), a limit frame (38) is provided at the lower end of the tangent mechanism (28), and a molding cavity driving mechanism (39) is provided at the discharging end of the frame (24) for driving a tug wheel (40) in the molding cavity (5) to rotate; A walking unit (3) is installed in the middle section of the frame (24), and a molding cavity (5) is installed in the middle of the walking unit (3); A power source (54) is installed at the bottom of the frame (24).

4. The overhead line wrapping robot according to claim 3, characterized in that: The skin-feeding mechanism (37) comprises a skin-feeding motor (55) and a roller (56). The skin-feeding motor (55) is mounted on a frame (24). The skin-feeding motor (55) and the roller (56) are connected via a transmission assembly.

5. The overhead line wrapping robot according to claim 3, characterized in that: The hook mechanism (25) comprises a toothed hook (26) and a hook driving motor (27), wherein the hook driving motor (27) is mounted on the frame (24), the output end of the hook driving motor (27) passes through the frame (24), and a gear is mounted on the output end of the hook driving motor (27), the gear is meshed with the toothed hook (26), and drives the toothed hook (26) to move up and down.

6. The overhead line wrapping robot according to claim 3, characterized in that: The wire cutting mechanism (28) comprises a wire cutting frame (29), a plate surface of the wire cutting frame (29) is provided with an opening (35) for the insulating sheet of the cable insulation tape roll to pass through, a nylon block (36) is installed on the right side of the opening (35), a cutter assembly (31) is installed on the left side of the opening (35), a slide rail assembly (30) is installed on the upper plate surface of the wire cutting frame (29), and the cutter assembly (31) is installed on the slide rail assembly (30); A steering gear (32) is installed on the lower plate surface of the wire trimmer frame (29), the output end of the steering gear (32) faces upward and passes through the wire trimmer frame (29), and a pushing member (33) is installed on the output end of the steering gear (32) for pushing the cutter assembly (31) to slide along the slide rail assembly (30), and the wire trimmer frame (29) and the cutter assembly (31) are connected via a return spring (34).

7. The overhead line wrapping robot according to claim 1, characterized in that: The molding chamber (5) comprises a bracket (41), a plurality of tug wheels (40) are mounted on the bracket (41), adjacent tug wheels (40) are connected by belts, and the molding chamber driving mechanism (39) is also connected to one of the tug wheels (40) by a belt; An opening and closing assembly (42) is also installed on the bracket (41). The opening and closing assembly (42) is located above a part of the tugwheel (40). A wrapping area for the cable and the insulating sheet of the cable insulation tape roll to pass through is formed between the part of the tugwheel (40) and the opening and closing assembly (42). The other part of the tugwheel (40) cooperates with the walking wheel (53) in the walking unit (3).

8. The overhead line wrapping robot according to claim 7, characterized in that: The opening and closing assembly (42) comprises a symmetrically arranged closing arm assembly (43), wherein the closing arm assembly (43) on one side is lower than the closing arm assembly (43) on the other side, and the closing arm assembly (43) comprises a closing arm (44), one end of the closing arm (44) is movably mounted on a connecting seat (45), and the connecting seat (45) is mounted on a bracket (41), and the other end of the closing arm (44) is mounted with a connecting plate, and the bottom surface of the connecting plate is mounted with a plurality of vertically arranged waist wheels (46), and the arc surface of the waist wheel (46) is arranged to be aligned with the arc surface of the tugboat (40).

9. The overhead line wrapping robot according to claim 3, characterized in that: The walking unit (3) comprises a base mounted on a frame (24), a rotating shaft passing through the base, and a walking opening and closing assembly (47) symmetrically arranged and meshed at the lower end mounted on the rotating shaft, wherein a first locking assembly (48) is mounted on one walking opening and closing assembly (47), and a second locking assembly (49) matched with the first locking assembly (48) is mounted on the other walking opening and closing assembly (47); The walking opening and closing assembly (47) comprises a walking frame (50), both ends of which are provided with walking tightening arm assemblies (51), the two walking tightening arm assemblies (51) are connected via a transmission assembly, and a walking driving assembly (52) connected to any one of the walking tightening arm assemblies (51) is installed on the walking frame (50) for driving the walking wheels (53) in the walking tightening arm assemblies (51) to rotate.

10. The overhead line wrapping robot according to claim 3, characterized in that: The bottom surface of the frame (24) is higher than the surface of the insulating plate that passes through the limiting component (10) in the unwinding component (2).

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