Cable traction machine

Abstract

The utility model relates to the technical field of cable supporting, in particular to a cable traction machine which comprises a bottom plate and two symmetrical supporting frames connected to the upper surface of the bottom plate, and is characterized in that the side faces, close to each other, of the two supporting frames are connected with winding shafts, the upper surface of the bottom plate is connected with a supporting table, and the supporting table is connected with a transmission shaft. A first servo motor is connected to the upper surface of the supporting table, the output end of the first servo motor is connected with the winding shaft, a pressing assembly is connected to the side face, close to the winding shaft, of the supporting frame, and a limiting assembly is connected to the upper surface of the bottom plate.

Description

Technical Field

[0001] The utility model relates to the technical field of cable supports, in particular to a cable traction machine. Background Art

[0002] The cable traction machine is a major equipment in the tension stringing process. The function of the cable traction machine is to hold the conductor in the tension field during the entire tension stringing process, provide tension to the conductor, and prevent the conductor from being worn out by dragging on the ground due to lack of tension; the traction machine pulls the conductor forward through the transition connection of construction machinery and tools such as traction ropes, traction plates, and traction devices in the traction field; the deployed conductor maintains a certain tension and is detached from the ground in an overhead state, and finally the conductor is pulled from the tension field to the traction field to complete the tension line release operation.

[0003] For example: Chinese utility model application number: 202321702482.6, a traction machine for producing cable lines, the device includes a moving plate, a traction machine body, a mounting column, a second motor is mounted on the outer wall of the mounting column, a threaded screw is mounted on the output end of the second motor, a slider is mounted around the outer wall of the threaded screw, a plate is mounted on the outer wall of the slider, a connecting shaft is mounted on the outer wall of the plate, and a ring is mounted on the outer wall of the connecting shaft. The utility model installs a limiting device, moves the cable line into the ring and then fixes it on the traction shaft, the traction shaft reels the cable line, the movement of the slider causes the ring to move, and the cable line in the ring moves, so that the cable line is evenly wound on the traction shaft, so as to prevent the cable line on the traction shaft from being reeled in disorder, and the situation where more cables are reeled in at a certain position on the traction shaft, or less cables are reeled in at a certain position.

[0004] Although the above-mentioned device can drive the threaded screw to rotate on the bearing through the second motor, so that the slider moves on the threaded screw, and the slider drives the plate, the connecting shaft, and the ring to move, thereby limiting the cable, so that the cable can be evenly wound on the traction shaft, preventing the cable from being wound in a disorderly manner on the traction shaft, and preventing the situation where more cables are wound at a certain position on the traction shaft, or less cables are wound at a certain position, but the radius of the ring is fixed, and it cannot be used for thicker cables, and when the cable is wound, the cable is easy to loosen due to the tension of the cable. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a cable traction machine.

[0006] The utility model provides a cable traction machine comprising: a base plate, two mutually symmetrical support frames connected to the upper surface of the base plate, the two support frames are connected to winding shafts on their sides close to each other, the upper surface of the base plate is connected to a support platform, the upper surface of the support platform is connected to a first servo motor, the output end of the first servo motor is connected to the winding shaft, the side of the support frame close to the winding shaft is connected to a pressing assembly, and the upper surface of the base plate is connected to a limiting assembly.

[0007] Preferably, the pressing assembly includes a support column and a roller fixed on the support frame, the support column is connected to a rotating shaft on the side away from the support frame, the outer surface of the rotating shaft is rotatably connected to a driven gear, the outer surface of the rotating shaft is connected to a connecting rod, a hole is opened on the side of the connecting rod, the inner surface of the hole is rotatably connected to a driving gear, the driving gear is meshed with the driven gear, the connecting rod is connected to a cylinder on the side away from the support frame, and the outer surface of the cylinder is rotatably connected to the roller.

[0008] Preferably, the limit assembly includes a fixed frame connected to the bottom surface, a second servo motor, and a threaded rod, the inner surface of the fixed frame is rotatably connected to the threaded rod, the output end of the second servo motor is connected to the threaded rod, the threaded rod is threadedly connected to a base, the upper surface of the base is provided with a groove, the inner side surface of the groove is connected to a guide rod, the inner bottom surface of the groove is connected to a movable plate, the guide rod is slidably connected to the movable plate, the inner side surface of the groove is connected to a spring, the other end of the spring is connected to the movable plate, the upper surface of the movable plate is connected to the first support rod, and the upper surface of the base A second support rod is connected, the outer surface of the first support rod is connected to a first load-bearing plate, the upper surface of the first load-bearing plate is rotatably connected to a first H-groove nylon pulley, the outer surface of the second support rod is connected to a second load-bearing plate, the upper surface of the second load-bearing plate is rotatably connected to a second H-groove nylon pulley, the outer surface of the first support rod is connected to a first fixing rod, the side of the first fixing rod away from the first support rod is connected to a first semicircular limiting plate, the outer surface of the second support rod is connected to a second fixing rod, and the side of the second fixing rod away from the second support rod is connected to a second semicircular limiting plate.

[0009] Preferably, the upper surface of the base plate is connected to a pressing plate via bolts, and a circular through hole is formed on the upper surface of the pressing plate.

[0010] Preferably, there are two pressing assemblies, which are symmetrical to each other, and the first H-groove nylon pulley and the second H-groove nylon pulley are symmetrical to each other.

[0011] Preferably, the first semicircular limiting plate and the second semicircular limiting plate are located directly in front of the first H-groove nylon pulley and the second H-groove nylon pulley.

[0012] Compared with the related art, the cable pulling machine provided by the utility model has the following beneficial effects:

[0013] 1. When reeling and unreeling cables of different thicknesses, the cables pass through the first semicircular limiting plate and the second semicircular limiting plate, and pass through the first H-groove nylon pulley and the second H-groove nylon pulley. The cables squeeze the first H-groove nylon pulley, and the first H-groove nylon pulley drives the first support rod to move, and the first support rod pushes the movable plate to move. The movable plate moves along the guide rod, and the movable plate squeezes the spring, so that the cables can pass between the first H-groove nylon pulley and the second H-groove nylon pulley.

[0014] 2. The first H-groove nylon pulley and the second H-groove nylon pulley can rotate, and a certain amount of power is generated during the winding and unwinding process of the cable. The first semicircular limit plate and the second semicircular limit plate are located directly in front of the first H-groove nylon pulley and the second H-groove nylon pulley, which can clean the mud on the cable.

[0015] 3. During the cable winding process, rotate the connecting rod, which drives the drum down, so that the drum is close to the winding shaft, the driving gear is engaged with the driven gear, the cable is wound, and the drum is in contact with the cable. As the number of wire rolls increases, the accumulation of wire rolls pushes the drum to gradually move upward, so that the drum is always in contact with the wire roll to prevent the cable from loosening during the winding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a cable traction machine Figure 1 ;

[0017] Figure 2 is a front view of a cable pulling machine;

[0018] Figure 3 A three-dimensional diagram of a cable traction machine Figure 2 ;

[0019] Figure 4 A top view of a cable pulling machine;

[0020] Figure 5 It is a three-dimensional schematic diagram of a limit assembly of a cable traction machine.

[0021] Numbers in the figure: 1. bottom plate; 2. support frame; 3. winding shaft; 4. support platform; 5. first servo motor; 6. support column; 7. roller; 8. connecting rod; 9. fixed frame; 10. second servo motor; 11. threaded rod; 12. base; 13. spring; 14. movable plate; 15. first support rod; 16. second support rod; 17. first semicircular limiting plate; 18. second semicircular limiting plate; 19. pressing plate. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0024] See also Figures 1 to 5 A cable traction machine provided by an embodiment of the utility model includes a base plate 1, two mutually symmetrical support frames 2 connected to the upper surface of the base plate 1, the two support frames 2 are connected to the sides close to each other with a winding shaft 3, the upper surface of the base plate 1 is connected to a support platform 4, the upper surface of the support platform 4 is connected to a first servo motor 5, the output end of the first servo motor 5 is connected to the winding shaft 3, the side of the support frame 2 close to the winding shaft 3 is connected to a pressing component, and the upper surface of the base plate 1 is connected to a limiting component.

[0025] In this embodiment, the first servo motor 5 is started, and the first servo motor 5 drives the winding shaft 3 to rotate to wind up the cable. A pressing component is connected to the side of the support frame 2 to press the cable to prevent the wire coil from loosening during the winding process. A limiting component is connected to the bottom plate 1, which can wind up cables of different thicknesses and can make the cables evenly distributed on the winding shaft 3.

[0026] The pressing assembly includes a support column 6 and a roller 7 fixed on the support frame 2. The side of the support column 6 away from the support frame 2 is connected to a rotating shaft, the outer surface of the rotating shaft is rotatably connected to a driven gear, the outer surface of the rotating shaft is connected to a connecting rod 8, the side of the connecting rod 8 is provided with a hole, the inner surface of the hole is rotatably connected to a driving gear, the driving gear is meshed with the driven gear, the side of the connecting rod 8 away from the support frame 2 is connected to a cylinder, and the outer surface of the cylinder is rotatably connected to the roller 7.

[0027] In this embodiment, the roller 7 is close to the winding shaft 3. As the number of cables on the winding shaft 3 increases, the cables push the roller 7 to move upward, the roller 7 drives the cylinder to move upward, the cylinder drives the connecting rod 8 to move upward, and the movement of the connecting shaft causes the driving gear to rotate on the driven gear, so that the roller 7 is always in contact with the cables.

[0028] The limiting assembly includes a fixed frame 9 connected to the bottom surface, a second servo motor 10, and a threaded rod 11. The inner surface of the fixed frame 9 is rotatably connected to the threaded rod 11. The output end of the second servo motor 10 is connected to the threaded rod 11. The threaded rod 11 is threadedly connected to a base 12. A groove is provided on the upper surface of the base 12. The inner side surface of the groove is connected to a guide rod. The inner bottom surface of the groove is connected to a movable plate 14. The guide rod is slidably connected to the movable plate 14. The inner side surface of the groove is connected to a spring 13. The other end of the spring 13 is connected to the movable plate 14. The upper surface of the movable plate 14 is connected to a first support rod 15. The upper surface of the base 12 The surface is connected to the second support rod 16, the outer surface of the first support rod 15 is connected to the first load-bearing plate, the upper surface of the first load-bearing plate is rotatably connected to the first H-groove nylon pulley, the outer surface of the second support rod 16 is connected to the second load-bearing plate, the upper surface of the second load-bearing plate is rotatably connected to the second H-groove nylon pulley, the outer surface of the first support rod 15 is connected to the first fixing rod, the side of the first fixing rod away from the first support rod 15 is connected to the first semicircular limiting plate 17, the outer surface of the second support rod 16 is connected to the second fixing rod, and the side of the second fixing rod away from the second support rod 16 is connected to the second semicircular limiting plate 18.

[0029] In this embodiment, when winding cables of different thicknesses, the cables will squeeze the first H-groove nylon pulley and the first semicircular limit plate 17 to move them, and the first H-groove nylon pulley drives the movable plate 14 to move, and the movable plate 14 moves along the guide rod. At the same time, the movable plate 14 squeezes the spring 13 to move the cable between the first H-groove nylon pulley and the second H-groove nylon pulley. After the cable is wound up, the elastic force of the spring 13 returns the movable plate 14 to its original position, so that thinner cables can pass through. The first semicircular limit plate 17 and the second semicircular limit plate 18 can clean the mud on the cable.

[0030] The upper surface of the bottom plate 1 is connected to a pressing plate 19 via bolts, and a circular through hole is formed on the upper surface of the pressing plate 19 .

[0031] In this embodiment, when the cables are released, the cables pass through the circular through-holes, and the pressing plate 19 can press the lowered cables.

[0032] There are two pressing assemblies which are symmetrical to each other, and the first H-groove nylon pulley and the second H-groove nylon pulley are symmetrical to each other.

[0033] In this embodiment, there are two pressing components, which can press the cables on the entire reel 3 to prevent them from becoming loose.

[0034] The first semicircular limiting plate 17 and the second semicircular limiting plate 18 are located right in front of the first H-groove nylon pulley and the second H-groove nylon pulley.

[0035] In this embodiment, the first semicircular limiting plate 17 and the second semicircular limiting plate 18 are located directly in front of the first H-groove nylon pulley and the second H-groove nylon pulley, and can guide the cable so that the cable can vertically enter between the first H-groove nylon pulley and the second H-groove nylon pulley, thereby facilitating the passage of the cable.

[0036] Specific usage of the device 1: When the cable is wound up, the cable passes between the first semicircular limit plate 17 and the second semicircular limit plate 18, and at the same time passes between the first H-groove nylon pulley and the second H-groove nylon pulley. When the cable is thicker, the cable squeezes the first H-groove nylon pulley, and the first H-groove nylon pulley drives the first support rod 15 to move, and the first support rod 15 pushes the movable plate 14 to move, and the movable plate 14 moves along the guide rod, and the movable plate 14 squeezes the spring 13, so that the cable passes through, and the connecting rod 8 is rotated, and the connecting rod 8 moves the cylinder, and the cylinder drives the roller 7 to descend, so that the roller 7 is close to the winding shaft 3, and the first servo motor 5 is started, and the first servo motor 5 drives the winding shaft 3 to rotate, driving the cable to be wound up, and the roller 7 is always pressed on the cable, and the second servo motor 10 is started to move according to the distribution of the cable on the winding shaft 3.

[0037] Specific usage method 2 of the device: when paying out the cable, rotate the connecting rod 8 so that the connecting rod 8 drives the roller 7 to rotate, so that the roller 7 is suspended on the side of the support column 6, and the paying-out cable passes through and simultaneously passes between the first H-groove nylon pulley and the second H-groove nylon pulley, and simultaneously passes through between the first semicircular limiting plate 17 and the second semicircular limiting plate 18, the cable passes through the circular through hole, and the pressing plate 19 presses the lowered cable.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A cable pulling machine, comprising a base plate (1), and two mutually symmetrical support frames (2) connected to the upper surface of the base plate (1), characterized in that: The sides of the two support frames (2) close to each other are connected to a winding shaft (3), the upper surface of the base plate (1) is connected to a support platform (4), the upper surface of the support platform (4) is connected to a first servo motor (5), the output end of the first servo motor (5) is connected to the winding shaft (3), the side of the support frame (2) close to the winding shaft (3) is connected to a pressing component, and the upper surface of the base plate (1) is connected to a limiting component.

2. A cable pulling machine according to claim 1, characterized in that: The pressing assembly comprises a support column (6) and a roller (7) fixed on the support frame (2); the side of the support column (6) away from the support frame (2) is connected to a rotating shaft; the outer surface of the rotating shaft is rotatably connected to a driven gear; the outer surface of the rotating shaft is connected to a connecting rod (8); a hole is provided on the side of the connecting rod (8); the inner surface of the hole is rotatably connected to a driving gear; the driving gear meshes with the driven gear; the side of the connecting rod (8) away from the support frame (2) is connected to a cylinder; the outer surface of the cylinder is rotatably connected to the roller (7).

3. A cable pulling machine according to claim 1, characterized in that: The limiting assembly comprises a fixed frame (9) connected to the bottom surface, a second servo motor (10), and a threaded rod (11); the inner surface of the fixed frame (9) is rotatably connected to the threaded rod (11); the output end of the second servo motor (10) is connected to the threaded rod (11); the threaded rod (11) is threadedly connected to a base (12); a groove is provided on the upper surface of the base (12); the inner side surface of the groove is connected to a guide rod; the inner bottom surface of the groove is connected to a movable plate (14); the guide rod is slidably connected to the movable plate (14); the inner side surface of the groove is connected to a spring (13); the other end of the spring (13) is connected to the movable plate (14); the upper surface of the movable plate (14) is connected to the first support rod (11). 5), the upper surface of the base (12) is connected to a second support rod (16), the outer surface of the first support rod (15) is connected to a first load-bearing plate, the upper surface of the first load-bearing plate is rotatably connected to a first H-groove nylon pulley, the outer surface of the second support rod (16) is connected to a second load-bearing plate, the upper surface of the second load-bearing plate is rotatably connected to a second H-groove nylon pulley, the outer surface of the first support rod (15) is connected to a first fixing rod, the side of the first fixing rod away from the first support rod (15) is connected to a first semicircular limiting plate (17), the outer surface of the second support rod (16) is connected to a second fixing rod, and the side of the second fixing rod away from the second support rod (16) is connected to a second semicircular limiting plate (18).

4. A cable pulling machine according to claim 1, characterized in that: The upper surface of the bottom plate (1) is connected to a pressing plate (19) via bolts, and the upper surface of the pressing plate (19) is provided with a circular through hole.

5. A cable pulling machine according to claim 3, characterized in that: There are two pressing assemblies, which are symmetrical to each other, and the first H-groove nylon pulley and the second H-groove nylon pulley are symmetrical to each other.

6. A cable pulling machine according to claim 3, characterized in that: The first semicircular limiting plate (17) and the second semicircular limiting plate (18) are located directly in front of the first H-groove nylon pulley and the second H-groove nylon pulley.

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