Wire drawing machine for cable production

Abstract

The utility model discloses a wire drawing machine for cable production, which belongs to the technical field of cable production and comprises a rack, two wire drawing mechanisms are arranged on the top surface of the rack, an adjusting mechanism is arranged between the two wire drawing mechanisms, and a driving mechanism for driving the two wire drawing mechanisms to work is further arranged on the rack. The adjusting mechanism is arranged between the two wire drawing mechanisms, the two transmission rods arranged side by side in the left-right direction are designed in the adjusting mechanism, each transmission rod comprises the polish rod section and the threaded section, the fixed seat plate is installed on the polish rod section, the movable seat plate is installed on the threaded section, the transmission rods are driven by the second motor to rotate, and therefore the movable seat plate is driven to move front and back. And the distance between the movable seat plate and the fixed seat plate is changed, and the tensioning degree of the cable is adjusted, so that the cable pulling work of cables with different sizes is carried out, the working efficiency is improved, and the adjusting precision is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable production, in particular to a wire drawing machine for cable production. Background Art

[0002] In the production process of cables, wire drawing machines are required for the production of conductors; in the production process of cables, the metal materials of the raw materials need to be drawn to reduce the diameter of the raw materials to meet the production requirements. In the prior art, when drawing cables of different sizes, most wire drawing machines manually adjust the tension of the wires and cables to achieve drawing of different sizes, but manual operation has the problems of low work efficiency and poor precision. Utility Model Content

[0003] The utility model aims to provide a wire drawing machine for cable production, which solves the problems of low working efficiency and poor precision in manually adjusting the tension of the cable.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] The utility model discloses a wire drawing machine for cable production, comprising a frame, wherein the top surface of the frame is provided with two wire drawing mechanisms, an adjustment mechanism is provided between the two wire drawing mechanisms, and a driving mechanism for driving the two wire drawing mechanisms to work is also provided on the frame;

[0006] The wire pulling mechanism comprises a bracket, a lower wire pulling roller is arranged at the lower part of the bracket, an upper wire pulling roller is arranged above the lower wire pulling roller, and an adjusting component for driving the upper wire pulling roller to move up and down is arranged on the top of the upper wire pulling roller;

[0007] The adjustment mechanism includes two supports arranged symmetrically front and back, two transmission rods are arranged side by side left and right between the two supports, a fixed seat plate and a movable seat plate are provided on the transmission rods, two winding rollers are provided on the top surfaces of the fixed seat plate and the movable seat plate, and a driving component for driving the movable seat plate to move is provided behind the support located on the rear side.

[0008] Furthermore, a fixed block is provided at the lower part of the bracket, the lower wire-pulling roller is rotatably connected to the fixed block, a movable block is provided above the fixed block, the upper wire-pulling roller is rotatably connected to the movable block, and the adjustment component is connected to the top surface of the movable block.

[0009] Furthermore, the adjustment assembly includes an adjusting screw, a top plate is provided on the top of the bracket, a threaded hole matching the adjusting screw is opened on the top plate, a pressure plate is provided above the moving block, a spring is connected between the moving block and the pressure plate, a connecting block is connected to the top surface of the pressure plate, and the bottom end of the adjusting screw is rotatably connected to the connecting block.

[0010] Furthermore, the driving mechanism includes a first motor, the first motor is mounted on the frame, a first pulley is mounted on the output shaft of the first motor, a support frame is connected to the frame, a support plate is connected to the left side of the support frame, a second pulley and a third pulley are mounted on the front and rear sides of the support plate, the second pulley and the third pulley are coaxially arranged, a fourth pulley is mounted on the rear side of the fixed block, the fourth pulley is coaxially arranged with the lower pulley roller, the first pulley and the second pulley are connected by a synchronous belt drive, and the third pulley and the two fourth pulleys are connected by a synchronous belt drive.

[0011] Furthermore, the front and rear ends of the transmission rod are rotatably connected to the two supports, the transmission rod includes a bare rod section and a threaded section, the fixed seat plate is connected to the bare rod section, and the movable seat plate is threadedly connected to the threaded section.

[0012] Furthermore, a guide rod is arranged between the two transmission rods, and both ends of the guide rod are connected to the two supports, and through holes matching the guide rod are provided on the fixed seat plate and the movable seat plate.

[0013] Furthermore, the drive assembly includes a second motor, the output shaft of the second motor is connected to one of the transmission rods, a driving wheel is installed on the transmission rod, and a driven wheel is installed on the other transmission rod, and the driving wheel and the driven wheel are connected by a synchronous belt drive.

[0014] Furthermore, adjustable feet are installed at the bottom of the four supporting legs of the frame.

[0015] Compared with the prior art, the beneficial technical effects of the utility model are:

[0016] The utility model provides an adjustment mechanism between the two wire pulling mechanisms. The adjustment mechanism is designed with two transmission rods arranged in parallel on the left and right. The transmission rod comprises a smooth rod section and a threaded section. A fixed seat plate is installed on the smooth rod section, and a movable seat plate is installed on the threaded section. The transmission rod is driven to rotate by a second motor, thereby driving the movable seat plate to move back and forth, changing the distance between the movable seat plate and the fixed seat plate, and adjusting the tension of the cable, so as to perform wire pulling work for cables of different sizes, thereby improving work efficiency and adjustment accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model will be further described below in conjunction with the accompanying drawings.

[0018] Figure 1 This is a front view of the wire drawing machine for cable production of the utility model;

[0019] Figure 2 This is a rear view of the wire drawing machine for cable production of the utility model;

[0020] Figure 3 It is a top view of the wire drawing machine for cable production of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the wire pulling mechanism of the utility model.

[0022] Explanation of the accompanying drawings: 1. frame; 2. bracket; 3. lower wire-pulling roller; 4. upper wire-pulling roller; 5. fixed block; 6. movable block; 7. spring; 8. pressure plate; 9. connecting block; 10. adjusting screw; 11. top plate; 12. first motor; 13. first pulley; 14. second pulley; 15. third pulley; 16. fourth pulley; 17. support frame; 18. support plate; 19. support; 20. transmission rod; 20-1. bare rod section; 20-2. threaded section; 21. fixed seat plate; 22. movable seat plate; 23. winding roller; 24. second motor; 25. guide rod; 26. adjusting foot. DETAILED DESCRIPTION

[0023] like Figure 1-4 As shown, a wire drawing machine for cable production includes a frame 1, and two wire drawing mechanisms are arranged on the top surface of the frame 1. The two wire drawing mechanisms are arranged side by side on the left and right, and an adjusting mechanism is arranged between the two wire drawing mechanisms. The frame 1 is also provided with a driving mechanism for driving the two wire drawing mechanisms to work; adjusting feet 26 are installed at the bottom of the four supporting legs of the frame 1; when the bottom ground of the working plant is uneven, the overall height of the supporting legs and the adjusting feet 26 can be changed by adjusting the adjusting feet 26, so that the top surface of the frame 1 remains in a horizontal state.

[0024] like Figure 4As shown, the wire-pulling mechanism includes a bracket 2, a fixed block 5 is provided at the lower part of the bracket 2, a lower wire-pulling roller 3 is rotatably connected to the fixed block 5, a moving block 6 is provided above the fixed block 5, an upper wire-pulling roller 4 is rotatably connected to the moving block 6, and an adjusting component for driving the upper wire-pulling roller 4 to move up and down is provided on the top surface of the moving block 6; the adjusting component includes an adjusting screw 10, a top plate 11 is fixedly connected to the top of the bracket 2, a threaded hole matching the adjusting screw 10 is provided on the top plate 11, a pressure plate 8 is provided above the moving block 6, a spring 7 is connected between the moving block 6 and the pressure plate 8, a connecting block 9 is connected to the top surface of the pressure plate 8 by bolts, and the bottom end of the adjusting screw 10 is rotatably connected to the connecting block 9; specifically, sliding grooves are provided on the inner walls on both sides of the left and right sides of the bracket 2, and the moving block 6 and the pressure plate 8 can slide up and down along the sliding grooves; in order to prevent the cable from running off, arc grooves can be provided on the surfaces of the lower wire-pulling roller 3 and the upper wire-pulling roller 4.

[0025] When in use, the screw 10 is rotated, and the screw 10 pushes the pressure plate 8 to move downward during rotation. The pressure plate 8 pushes the moving block 6 to move downward, driving the upper wire-drawing roller 4 to move downward, so that the gap between the upper wire-drawing roller 4 and the lower wire-drawing roller 3 is reduced, which can match cables of different thicknesses.

[0026] like Figure 3 As shown, the adjustment mechanism includes two supports 19 symmetrically arranged front and back, the two supports 19 are connected to the top surface of the frame 1 by bolts, two transmission rods 20 are arranged side by side between the two supports 19, the front and rear ends of the transmission rod 20 are rotatably connected to the two supports 19, the transmission rod 20 includes a bare rod segment 20-1 and a threaded segment 20-2, the fixed seat plate 21 is rotatably connected to the bare rod segment 20-1 through a bearing, the position of the fixed seat plate 21 remains unchanged during the rotation of the bare rod segment 20-1, the movable seat plate 22 is threadedly connected to the threaded segment 20-2, and the movable seat plate 22 is driven to move forward and backward during the rotation of the threaded segment 20-2; two winding rollers 23 are rotatably installed on the top surfaces of the fixed seat plate 21 and the movable seat plate 22, and a driving component for driving the movable seat plate 22 to move is arranged behind the support 19 located on the rear side.

[0027] The driving assembly includes a second motor 24, the output shaft of the second motor 24 is connected to one of the transmission rods 20, a driving wheel is installed on the transmission rod 20, and a driven wheel is installed on the other transmission rod 20, and the driving wheel and the driven wheel are connected by a synchronous belt transmission.

[0028] In addition, a guide rod 25 is provided between the two transmission rods 20 , and both ends of the guide rod 25 are connected to the two supports 19 . The fixed seat plate 21 and the movable seat plate 22 are both provided with through holes matching the guide rod 25 .

[0029] When in use, the cable comes out of the wire pulling mechanism on the left and then passes around the winding roller 23 on the left side of the fixed seat plate 21, the winding roller 23 on the left side of the movable seat plate 22, the winding roller 23 on the right side of the fixed seat plate 21, and the winding roller 23 on the right side of the movable seat plate 22, and finally enters the wire pulling mechanism on the right side.

[0030] Start the second motor 24 to drive the two transmission rods 20 to rotate, and the movable seat plate 22 moves forward. The distance between the movable seat plate 22 and the fixed seat plate 21 increases, so that the cable is more tightly tensioned. The tension of the cable is adjusted by adjusting the position of the movable seat plate 22, so that cables of different sizes can be pulled, thereby improving work efficiency.

[0031] like Figure 1 , 2 As shown, the driving mechanism includes a first motor 12, which is installed on the frame 1, and a first pulley 13 is installed on the output shaft of the first motor 12. A support frame 17 is connected to the frame 1, and a support plate 18 is connected to the left side of the support frame 17. A second pulley 14 and a third pulley 15 are installed on the front and rear sides of the support plate 18, and the second pulley 14 and the third pulley 15 are coaxially arranged, and the rotating shafts of the centers of the second pulley 14 and the third pulley 15 are rotatably connected to the support plate 18 through bearings, and a fourth pulley 16 is installed on the rear side of the fixed block 5, and the fourth pulley 16 is coaxially arranged with the lower wire drawing roller 3, and the fourth pulley 16 and the rotating shaft of the center of the lower wire drawing roller 3 are rotatably connected to the fixed block 5 through bearings, the first pulley 13 and the second pulley 14 are connected through synchronous belt transmission, and the third pulley 15 and the two fourth pulleys 16 are connected through synchronous belt transmission.

[0032] When in use, start the first motor 12, the first motor 12 drives the first pulley 13 to rotate, the first pulley 13 drives the second pulley 14 to rotate through the synchronous belt, since the second pulley 14 and the third pulley 15 are coaxially arranged, the third pulley 15 rotates synchronously with the second pulley 14, the rotation of the third pulley 15 drives the two fourth pulleys 16 to rotate through the synchronous belt, since the fourth pulley 16 is coaxially arranged with the lower wire drawing roller 3, the fourth pulley 16 drives the lower wire drawing roller 3 to rotate synchronously, the rotation of the lower wire drawing roller 3 can drive the cable to move horizontally, thereby realizing the wire drawing operation.

[0033] The action process of the utility model is as follows:

[0034] The driving mechanism works to drive the lower wire-drawing roller 3 to rotate. The rotation of the lower wire-drawing roller 3 can drive the cable to move horizontally, thereby realizing the wire-drawing operation.

[0035] When the diameter of the cable decreases, the screw 10 is rotated. During the rotation of the screw 10, the pressure plate 8 is pushed downward, and the pressure plate 8 pushes the moving block 6 downward, driving the upper wire-drawing roller 4 to move downward, so that the gap between the upper wire-drawing roller 4 and the lower wire-drawing roller 3 is reduced to match the diameter of the cable; the second motor 24 is started to drive the two transmission rods 20 to rotate, and the movable seat plate 22 moves toward the rear side, and the distance between the movable seat plate 22 and the fixed seat plate 21 is reduced, so as to adjust the tension of the cable.

[0036] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A wire drawing machine for cable production, characterized in that: It comprises a frame (1), wherein the top surface of the frame (1) is provided with two wire pulling mechanisms, an adjustment mechanism is provided between the two wire pulling mechanisms, and the frame (1) is also provided with a driving mechanism for driving the two wire pulling mechanisms to work; The wire-drawing mechanism comprises a bracket (2), a lower wire-drawing roller (3) is arranged at the lower part of the bracket (2), an upper wire-drawing roller (4) is arranged above the lower wire-drawing roller (3), and an adjusting component for driving the upper wire-drawing roller (4) to move up and down is arranged at the top of the upper wire-drawing roller (4); The adjustment mechanism comprises two supports (19) arranged symmetrically in front and back, two transmission rods (20) are arranged side by side between the two supports (19), a fixed seat plate (21) and a movable seat plate (22) are arranged on the transmission rods (20), two winding rollers (23) are arranged on the top surfaces of the fixed seat plate (21) and the movable seat plate (22), and a driving component for driving the movable seat plate (22) to move is arranged behind the support (19) located at the rear side.

2. The cable production wire drawing machine according to claim 1, characterized in that: A fixed block (5) is provided at the lower part of the bracket (2), the lower wire-drawing roller (3) is rotatably connected to the fixed block (5), a moving block (6) is provided above the fixed block (5), the upper wire-drawing roller (4) is rotatably connected to the moving block (6), and the adjusting component is connected to the top surface of the moving block (6).

3. The cable production wire drawing machine according to claim 2, characterized in that: The adjustment assembly comprises an adjustment screw (10), a top plate (11) is arranged on the top of the bracket (2), a threaded hole matching the adjustment screw (10) is opened on the top plate (11), a pressure plate (8) is arranged above the moving block (6), a spring (7) is connected between the moving block (6) and the pressure plate (8), a connecting block (9) is connected to the top surface of the pressure plate (8), and the bottom end of the adjustment screw (10) is rotatably connected to the connecting block (9).

4. The cable production wire drawing machine according to claim 2, characterized in that: The driving mechanism comprises a first motor (12), the first motor (12) is mounted on the frame (1), a first pulley (13) is mounted on the output shaft of the first motor (12), a support frame (17) is connected to the frame (1), a support plate (18) is connected to the left side of the support frame (17), a second pulley (14) and a third pulley (15) are mounted on the front and rear sides of the support plate (18), the second pulley (14) and the third pulley (15) are coaxially arranged, a fourth pulley (16) is mounted on the rear side of the fixed block (5), the fourth pulley (16) is coaxially arranged with the lower wire drawing roller (3), the first pulley (13) and the second pulley (14) are connected by a synchronous belt transmission, and the third pulley (15) and the two fourth pulleys (16) are connected by a synchronous belt transmission.

5. The cable production wire drawing machine according to claim 1, characterized in that: The front and rear ends of the transmission rod (20) are rotatably connected to the two supports (19); the transmission rod (20) comprises a bare rod section (20-1) and a threaded section (20-2); the fixed seat plate (21) is connected to the bare rod section (20-1); and the movable seat plate (22) is threadedly connected to the threaded section (20-2).

6. The cable production wire drawing machine according to claim 5, characterized in that: A guide rod (25) is arranged between the two transmission rods (20), and two ends of the guide rod (25) are connected to the two supports (19). Through holes matching the guide rod (25) are provided on the fixed seat plate (21) and the movable seat plate (22).

7. The cable production wire drawing machine according to claim 5, characterized in that: The driving assembly comprises a second motor (24), an output shaft of the second motor (24) and one of the transmission rods (20), a driving wheel is mounted on the transmission rod (20), and a driven wheel is mounted on the other transmission rod (20), and the driving wheel and the driven wheel are connected via a synchronous belt transmission.

8. The cable production wire drawing machine according to claim 1, characterized in that: Adjustable feet (26) are installed at the bottom of the four supporting legs of the frame (1).

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