Stranded wire pay-off device

Abstract

The utility model relates to the field of copper wire processing equipment, in particular to a stranded wire pay-off device, which comprises a rack and a rotating mechanism, a plurality of copper wires are paid off from a winding reel, then sequentially pass through a first wire separating wheel, a tensioning wheel and a second wire separating wheel and then are guided into a stranding machine, and when the tension of the copper wires is changed, the copper wires are wound on the rotating mechanism. The copper wire can drive the swing rod to swing through the tensioning wheel, meanwhile, the swing rod drives the output shaft of the first air cylinder to stretch out and draw back, the pressure adjusting valve can adjust the opening degree of the valve according to the stretching-out and drawing-back action of the output shaft of the first air cylinder, then stable output pressure of the first air cylinder is kept, and at the moment, the distance sensor detects the distance change between the distance sensor and the sensing block; and the distance change information is fed back to the motor, and finally the motor performs corresponding rotation speed adjustment according to the distance change information, thereby realizing compensation for the speed error of the twisted wire, achieving the effect of automatically adjusting the tension of the copper wire, ensuring the tension self-balance of the copper wire, improving the production quality of the copper wire and improving the production reliability.

Description

TECHNICAL FIELD

[0001] The utility model relates to copper wire processing equipment field especially relates to a stranded wire pay-off device. BACKGROUND

[0002] The speed, tension, angle, whether broken wire or the like of pay-off are important factors influencing the quality of stranding when the stranding machine is stranding multiple copper wires, and its working process is that multiple single wires wound on the winding drum are paid out, then the multiple single wires are separated and arranged neatly through the line separating wheel, and finally introduced into the stranding machine for stranding. However, when the stranding machine is stranding, due to the error of stranding speed, the copper wire is easily pulled to change the tension, and then the copper wire is easily loose due to too small tension, or the copper wire is broken due to too large tension, which reduces the production quality and reliability of the copper wire. SUMMARY

[0003] In order to overcome the defects of the prior art, the purpose of the utility model is to provide a stranded wire pay-off device which can automatically adjust the tension of copper wire, ensure the self-balancing of copper wire tension, improve the production quality and reliability of copper wire.

[0004] The technical scheme adopted by the utility model is:

[0005] A stranded wire pay-off device, comprising a rack and a rotating mechanism for driving the winding drum to rotate, further comprising a first air cylinder and a swing rod, the first air cylinder is provided with a pressure regulating valve through a gas pipe, one end of the swing rod is hinged to the rack, the other end is rotatably connected with a tensioning wheel at the front side, a protrusion is connected to the upper middle part of the swing rod, one end of the first air cylinder is hinged to the protrusion, the other end is hinged to the rack, a first line separating wheel and a second line separating wheel are arranged above the two sides of the tensioning wheel, the first line separating wheel and the second line separating wheel are rotatably connected to the rack, a sensing block is arranged at the rear side of the middle part of the swing rod, a distance sensor is arranged above the sensing block, the distance sensor is fixed to the rack and electrically connected with the rotating mechanism.

[0006] As a preferred, the front side of the rack is connected with a U-shaped frame, the opening of the U-shaped frame is arranged upward, the rotating mechanism comprises a first fixed seat, a second fixed seat, a motor, a second positioning shaft and a second air cylinder, the first fixed seat and the second fixed seat are arranged at the two sides of the top of the U-shaped frame respectively, the motor is fixed to the side of the first fixed seat away from the second fixed seat, the output shaft of the motor is connected with a mounting plate after penetrating through the first fixed seat, the mounting plate is connected with a first positioning shaft on the same axis as the output shaft of the motor, a drive shaft is arranged at one side of the first positioning shaft, the second air cylinder is fixed to the top of the second fixed seat, a connecting block is arranged at the side of the second fixed seat away from the first fixed seat, the top of the connecting block is connected with the output shaft of the second air cylinder, and the bottom of the connecting block is connected with the second positioning shaft, the second positioning shaft slides through the second fixed seat.

[0007] The bottom of the U-shaped frame is provided with a through slot, two rollers are arranged in the through slot and are parallel to each other, and a lifting plate is arranged below the rollers and the rollers are rotatably connected to the upper side of the lifting plate.

[0008] The first positioning shaft is in the shape of a circular truncated cone, the first end of the second positioning shaft close to the first positioning shaft is provided with a first chamfer, and the second end of the driving shaft close to the second positioning shaft is provided with a second chamfer.

[0009] The second wire dividing wheel is rotatably connected to the frame.

[0010] The mounting frame is fixed to the front side of the frame, and the front end of the mounting frame is rotatably connected with the guide roller.

[0011] The limiting pieces are arranged on the front and rear sides of the tensioning wheel.

[0012] The utility model discloses the beneficial effect lies in:

[0013] The wire stranding device can realize automatic adjustment of the copper wire tension, guarantee self-balancing of the copper wire tension, improve the copper wire production quality and improve the production reliability. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the three-dimensional schematic view of the utility model.

[0015] Figure 2 It is the wire unwinding state schematic view of the utility model.

[0016] Figure 3 It is the position relation schematic view of the utility model and the wire winding drum.

[0017] Figure 4 It is the plan view of the utility model.

[0018] In the figure: 1. frame; 2. rotating mechanism; 201. first fixed seat; 202. second fixed seat; 203. motor; 204. second positioning shaft; 205. second air cylinder; 206. mounting plate; 207. first positioning shaft; 208. driving shaft; 209. connecting block; 210. annular limiting push block; 211. first chamfer; 212. second chamfer; 3. first air cylinder; 4. swing lever; 5. air pipe; 6. pressure regulating valve; 7. tensioning wheel; 8. protruding block; 9. first wire dividing wheel; 10. second wire dividing wheel; 11. induction block; 12. distance sensor; 13. U-shaped frame; 14. through groove; 15. roller; 16. lifting plate; 17. third wire dividing wheel; 18. mounting frame; 19. guide roller; 20. copper wire; 21. wire winding drum; 22. first shaft hole; 23. second shaft hole; 24. limiting piece. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a technical scheme: a wire paying-out device, which comprises a frame 1 and a rotating mechanism 2 for driving the wire winding drum to rotate, further comprises a first air cylinder 3 and a swing lever 4, the first air cylinder 3 is connected with a pressure regulating valve 6 through an air pipe 5, one end of the swing lever 4 is hinged to the frame 1, the other end is rotatably connected with a tensioning wheel 7 at the front side, and a protruding block 8 is connected to the upper middle part of the swing lever 4, one end of the first air cylinder 3 is hinged to the protruding block 8, and the other end is hinged to the frame 1, a first wire dividing wheel 9 and a second wire dividing wheel 10 are arranged above the two sides of the tensioning wheel 7 respectively, the first wire dividing wheel 9 and the second wire dividing wheel 10 are rotatably connected to the frame 1, an induction block 11 is arranged at the rear side of the middle part of the swing lever 4, a distance sensor 12 is arranged above the induction block 11, the distance sensor 12 is fixed to the frame 1 and electrically connected with the rotating mechanism 2;

[0021] When the tension of the copper wire 20 changes, the copper wire 20 will drive the swing rod 4 to swing through the tensioning wheel 7, and at the same time, the swing rod 4 drives the output shaft of the first cylinder 3 to stretch and retract, the pressure regulating valve 6 adjusts the opening of the valve according to the stretching and retracting action of the output shaft of the first cylinder 3, and then the stable output pressure of the first cylinder 3 is maintained. At this time, the distance sensor 12 detects the distance change between the inductive block 11 and the sensor 12, and then feeds back the distance change information to the motor 203, finally makes the motor 203 make corresponding rotation speed adjustment according to the distance change information, realizes the compensation of the twisting speed error, and achieves the effect of automatically adjusting the tension of the copper wire 20, guarantees the self-balancing of the copper wire 20 tension, improves the production quality of the copper wire 20 and improves the production reliability.

[0022] In order to conveniently drive the winding drum 21 to rotate, and then continuously release the copper wire wound on the winding drum, preferably, the front side of the rack 1 is connected with a shaped frame 13, the opening of the shaped frame 13 is arranged upward, the rotating mechanism 2 comprises a first fixed seat 201, a second fixed seat 202, a motor 203, a second positioning shaft 204 and a second cylinder 205, the first fixed seat 201 and the second fixed seat 202 are respectively arranged on the top of the two sides of the shaped frame 13, the motor 203 is fixed on the side of the first fixed seat 201 away from the second fixed seat 202, and the output shaft of the motor 203 is connected with a mounting plate 206 after penetrating through the first fixed seat 201, the mounting plate 206 is connected with a first positioning shaft 207 on the same axis as the output shaft of the motor 203, a drive shaft 208 is arranged on one side of the first positioning shaft 207, the second cylinder 205 is fixed on the top of the second fixed seat 202, a connecting block 209 is arranged on the side of the second fixed seat 202 away from the first fixed seat 201, the top of the connecting block 209 is connected with the output shaft of the second cylinder 205, and the bottom of the connecting block 209 is connected with the second positioning shaft 204, the second positioning shaft 204 slides through the second fixed seat 202, the middle part of the winding drum 21 is provided with a first shaft hole 21, and one side of the first shaft hole 21 is provided with a second shaft hole 23.

[0023] The purpose is to insert the first positioning shaft 207 into one end of the first shaft hole 21, and at the same time, the drive shaft 208 is inserted into the second shaft hole 23, then the second cylinder 205 drives the second positioning shaft 204 to slide along the second fixed seat 202 and is inserted into the other end of the first shaft hole 21 through the connecting block 209, and then the winding drum 21 with the copper wire 20 is clamped on the rotating mechanism 2, finally the motor 203 drives the drive shaft 208 to rotate around the central axis of the first positioning shaft 207 through the mounting plate 206, and then drives the winding drum 21 to rotate through the drive shaft 208.

[0024] In order to conveniently drive the winding drum 21 to rise to the rotating mechanism 2, and conveniently align the shaft and the hole, in the embodiment, preferably, the bottom of the U-shaped frame 13 is provided with a through groove 14, two mutually parallel arranged rolling shafts 15 are arranged in the through groove 14, and a lifting plate 16 is arranged below the rolling shafts 15. The rolling shafts 15 are rotationally connected to the upper side of the lifting plate 16, and the bottom of the lifting plate 16 is connected with a cylinder driving the lifting plate 16 to lift and lower;

[0025] The purpose is to roll the winding drum 21 with the copper wire 20 into the U-shaped frame 13, support the winding drum 21 by the two rolling shafts 15, then drive the winding drum 21 to rise to the rotating mechanism 2 by the lifting plate 16, and finally manually rotate the winding drum 21 to align the driving shaft 208 with the second shaft hole 23, so that the driving shaft 208 can be accurately inserted into the second shaft hole 23. When the winding drum 21 is manually rotated, the rolling shafts 15 rotate relative to the lifting plate 16, which reduces the friction and improves the smoothness when the winding drum 21 is manually rotated.

[0026] In order to conveniently improve the positioning accuracy of the winding drum 21 and prevent the winding drum 21 from shifting left and right, in the embodiment, preferably, the outer side of the second positioning shaft 204 is provided with an annular limiting push block 210, the first positioning shaft 207 is arranged in a circular truncated cone shape, the first positioning shaft 207 is provided with a first chamfer 211 at one end close to the second positioning shaft 204, and the driving shaft 208 is provided with a second chamfer 212 at one end close to the second positioning shaft 204.

[0027] The purpose is to drive the second positioning shaft 204 to be inserted into one end of the first shaft hole 21 by the second cylinder 205 after the lifting plate 16 drives the winding drum 21 to rise, and at the same time, the winding drum 21 is pushed to the first positioning shaft 207 by the annular limiting push block 210, so that the first positioning shaft 207 is inserted into the other end of the first shaft hole 21, and at the same time, the driving shaft 208 is inserted into the second shaft hole 23. The first chamfer 211 ensures that the second positioning shaft 204 can be accurately inserted into the first shaft hole 21, the second chamfer 212 ensures that the driving shaft 208 can be accurately inserted into the second shaft hole 23, and the first positioning shaft 207 is arranged in a circular truncated cone shape, which ensures that the first positioning shaft 207 can be accurately inserted into the first shaft hole 21, and when the annular limiting push block 210 pushes the winding drum 21 by a certain distance, the first positioning shaft 207 forms a fastening state in the first shaft hole 21, thereby preventing the winding drum 21 from shifting left and right in cooperation with the annular limiting push block 210.

[0028] In order to conveniently make the copper wire 20 enter the stranding machine from a lower height, in the embodiment, preferably, a third dividing wheel 17 is arranged below the second dividing wheel 10, the third dividing wheel 17 is rotationally connected to the rack 1, and a plurality of wire grooves are arranged on the outer sides of the first dividing wheel 9, the second dividing wheel 10 and the third dividing wheel 17, so as to separate and arrange the plurality of copper wires in order.

[0029] The purpose is to put out the copper wire 20 from the winding drum 21, and then sequentially pass through the first line wheel 9, the tension wheel 7 and the second line wheel 10, and finally pass through the third line wheel 17 to reduce the height and guide into the stranding machine.

[0030] In order to conveniently guide the copper wire 20 put out from the winding drum 21 to the first line wheel 9, preferably, the lower portion of the swing rod 4 is provided with a mounting frame 18, the mounting frame 18 is fixed to the front side of the rack 1, and the front end is rotatably connected with a guide roller 19.

[0031] The purpose is to put out the copper wire 20 from the winding drum 21, and then sequentially pass through the first line wheel 9, the tension wheel 7 and the second line wheel 10, and finally pass through the third line wheel 17 to reduce the height and guide into the stranding machine.

[0032] In order to conveniently prevent the copper wire 20 from deviating out of the tension wheel 7, the tension wheel 7 is provided with a limiting piece 24 on both sides, and the purpose is to limit the copper wire 20 on the tension wheel 7 through the limiting piece 24, prevent the copper wire 20 from deviating out of the tension wheel 7, and improve the reliability.

[0033] The working principle and use process of the utility model are as follows: the winding drum 21 with copper wire 20 is rolled into the U-shaped frame 13, the two rolling shafts 15 support the winding drum 21, then the lifting plate 16 drives the winding drum 21 to rise to the rotating mechanism 2, finally the winding drum 21 is manually rotated, the driving shaft 208 is aligned with the second shaft hole 23.

[0034] Then the second positioning shaft 204 is driven by the second cylinder 205 to insert into one end of the first shaft hole 21, at the same time the winding drum 21 is pushed to the first positioning shaft 207 by the annular limiting push block 210, so that the first positioning shaft 207 inserts into the other end of the first shaft hole 21, and at the same time the driving shaft 208 inserts into the second shaft hole 23, and then the winding drum 21 with copper wire 20 is clamped on the rotating mechanism 2.

[0035] The winding drum 21 with copper wire 20 is clamped on the rotating mechanism 2, and then the copper wire 20 is put out from the winding drum 21, and then sequentially passes through the guide roller 19, the first line wheel 9, the tension wheel 7, the second line wheel 10 and the third line wheel 17 and is guided into the stranding machine, when the tension of the copper wire 20 changes, the copper wire 20 will drive the swing rod 4 to swing through the tension wheel 7, at the same time the swing rod 4 drives the output shaft of the first cylinder 3 to stretch and contract, the pressure regulating valve 6 will adjust the opening of the valve according to the stretching and contracting action of the output shaft of the first cylinder 3, and then keep the stable output pressure of the first cylinder 3, at this time the distance sensor 12 detects the distance change between the sensing block 11, and then feeds back the distance change information to the motor 203, finally the motor 203 makes corresponding rotation speed adjustment according to the distance change information, realizes the compensation of the stranding speed error, achieves the effect of automatically adjusting the tension of the copper wire 20, guarantees the self-balancing of the copper wire 20 tension, improves the production quality of the copper wire 20 and improves the production reliability.

[0036] Finally, it should be noted that the above is only the preferred examples of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A stranding device comprising a frame (1) and a rotating mechanism (2) for driving the rotation of the winding drum, characterized in that: Also include first cylinder (3) and swing bar (4), the first cylinder (3) is equipped with pressure regulating valve (6) by air pipe (5) intercommunication, one end of swing bar (4) is articulated with rack (1), the other end front side rotary connection has tensioning wheel (7), and the upper side of its middle part is connected with protruding block (8), one end of first cylinder (3) is articulated with protruding block (8), the other end is articulated with rack (1), the upper side of both sides of tensioning wheel (7) is equipped with first line wheel (9) and second line wheel (10) respectively, first line wheel (9) and second line wheel (10) are all rotary connection on rack (1), the rear side of swing bar (4) middle part is equipped with inductive block (11), the upper side of inductive block (11) is equipped with distance sensor (12), distance sensor (12) is fixed on rack (1), and it is electrically connected with rotary mechanism (2).

2. The stranding line device of claim 1, wherein: The front side of the rack (1) is connected with the U-shaped frame (13), the opening of the U-shaped frame (13) is upwardly arranged, the rotary mechanism (2) comprises a first fixed seat (201), a second fixed seat (202), a motor (203), a second positioning shaft (204) and a second cylinder (205), the first fixed seat (201) and the second fixed seat (202) are arranged on the top of the U-shaped frame (13) on both sides, the motor (203) is fixed on the side of the first fixed seat (201) away from the second fixed seat (202), and the output shaft of the motor (203) penetrates through the first fixed seat (201) and is connected with the mounting plate (206), the mounting plate (206) is connected with the first positioning shaft (207) on the same axis as the output shaft of the motor (203), one side of the first positioning shaft (207) is provided with a drive shaft (208), the second cylinder (205) is fixed on the top of the second fixed seat (202), one side of the second fixed seat (202) away from the first fixed seat (201) is provided with a connecting block (209), the top of the connecting block (209) is connected with the output shaft of the second cylinder (205), and the bottom of the connecting block (209) is connected with the second positioning shaft (204), the second positioning shaft (204) slides through the second fixed seat (202).

3. The stranding line device of claim 2, wherein: The bottom of the U-shaped frame (13) is provided with a through groove (14), two mutually parallel arranged rolling shafts (15) are arranged in the through groove (14), and a lifting plate (16) is arranged below the rolling shafts (15).

4. The stranding line device of claim 3, wherein: The outer side of the second positioning shaft (204) is provided with an annular limiting push block (210), the first positioning shaft (207) is arranged in a circular truncated cone shape, one end of the second positioning shaft (204) close to the first positioning shaft (207) is provided with a first chamfer (211), and one end of the drive shaft (208) close to the second positioning shaft (204) is provided with a second chamfer (212).

5. The stranding line device of claim 1, wherein: The lower side of the second line wheel (10) is provided with a third line wheel (17), and the third line wheel (17) is rotatably connected to the rack (1).

6. The stranding line device of claim 1, wherein: The lower part of the swing lever (4) is provided with a mounting rack (18), which is fixed to the front side of the rack (1), and the front end of which is rotationally connected with a guide roller (19).

7. The stranding line device of claim 1, wherein: The tensioning wheel (7) is provided with a limiting sheet (24) on both sides.

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