Automatic correcting device for special-shaped single-wire drawing die

Abstract

The utility model provides an automatic correcting device for a special-shaped monofilament wire-drawing die, which solves the technical problem that the existing wire-drawing die deflects in the wire-drawing process, and is provided with a die mounting seat, a wire-drawing die is arranged in the die mounting seat, the front end of the wire-drawing die is connected with a die adjusting sleeve, the die adjusting sleeve is provided with a tilt angle sensor, and the tilt angle sensor is connected with the die mounting seat. An annular rack is arranged at the front end of the die adjusting sleeve and meshed with a bevel gear, the bevel gear is fixed to the lower end of a driving shaft, and the upper end of the driving shaft is connected with a driving motor. The special-shaped monofilament drawing device can be widely applied to the technical field of special-shaped monofilament drawing equipment.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of heteromorphic monofilament drawing equipment, and more particularly to an automatic correction device for a heteromorphic monofilament drawing die. BACKGROUND

[0002] With the continuous development of the power industry, the emergence of clean energy such as wind power and photovoltaic has changed the situation of traditional fossil energy consumption power generation, and the structure of power cables is also developing forward. At present, in order to improve the roundness of the heteromorphic monofilament core, the power cable industry begins to gradually adopt the heteromorphic monofilament structure of heteromorphic monofilament twisting. The heteromorphic monofilament is different from the traditional round monofilament, and the shape is usually trapezoidal or tile structure. The heteromorphic monofilament is still processed by the same continuous annealing large drawing machine as the round monofilament. The round monofilament die is circular, and when the die is deflected, it has little effect on the shape of the round monofilament, but for the heteromorphic monofilament, it will cause the torsion of the front and rear two segments. Therefore, during the drawing process, it is necessary to ensure that the drawing die is real-time in the same direction. However, with the continuous operation of the drawing production line, the drawing die will be deflected in the drawing machine die mounting seat. If this deflection is not solved in time, the shape and quality of the heteromorphic monofilament will be uneven, which will affect the twisting process of the heteromorphic monofilament, and finally affect the electrical performance and service life of the cable. SUMMARY

[0003] In order to solve the problems in the background art, the utility model provides a kind of heteromorphic monofilament drawing die automatic correction device, can be in the condition when the drawing die is left and right deviation timely correction, both can guarantee the quality consistency of drawing whole segment, improve the quality of heteromorphic monofilament, again can reduce manual intervention, can effectively improve the production efficiency of product.

[0004] Therefore, the utility model provides a kind of heteromorphic monofilament drawing die automatic correction device, which is provided with a die mounting seat, the die mounting seat is provided with a drawing die, the front end of the drawing die is connected with a die adjusting sleeve, the die adjusting sleeve is provided with an inclination sensor, the front end of the die adjusting sleeve is provided with a ring gear, the ring gear is engaged with a bevel gear, the bevel gear is fixed to the lower end of a driving shaft, and the upper end of the driving shaft is connected with a driving motor.

[0005] Preferably, the rear end of the die adjusting sleeve is provided with a die connecting plate, the die connecting plate is provided with a first screw hole, and the drawing die is provided with a second screw hole corresponding to the first screw hole.

[0006] Preferably, the die adjusting sleeve is fixedly connected with a sensor mounting bracket, and the inclination sensor is fixed to the sensor mounting bracket.

[0007] Preferably, the mold adjusting sleeve is externally provided with an external fixing sleeve, the external fixing sleeve is internally provided with a bearing groove, and a bearing is arranged between the sleeve shoulder of the mold adjusting sleeve and the external fixing sleeve and in the bearing groove.

[0008] Preferably, the rear end of the bearing groove is provided with a snap spring groove, and a snap spring is arranged in the snap spring groove.

[0009] Preferably, the end of the external fixing sleeve is provided with an external fixing sleeve plate matched with the external fixing sleeve, the front end of the external fixing sleeve is provided with a first through hole, and the external fixing sleeve plate is provided with a second through hole.

[0010] Preferably, the side end of the external fixing sleeve is provided with a through hole, and the driving shaft penetrates into the internal part of the external fixing sleeve through the through hole.

[0011] Preferably, a motor mounting seat is fixedly connected to the mold mounting seat, the motor mounting seat fixes a driving motor, and the output end of the driving motor is connected with the driving shaft through a shaft coupling.

[0012] The utility model discloses a beneficial effect is:

[0013] (1) the utility model provides a kind of different single filament wire drawing die automatic correction device, real-time deflection monitoring is carried out using inclination sensor, and the cooperation of mold adjusting sleeve, bevel gear, driving shaft and driving motor is carried out, and deflection is automatically corrected, it ensures that wire drawing die can be quickly restored to correct position when left and right deviation occurs, avoids the instability of different single filament shape caused by wire drawing die deflection, and the quality of different single filament after twisting can be effectively improved;Frequent shutdown maintenance, adjustment or replacement of mold due to wire drawing die problem can be reduced, the continuous operation capacity and overall production efficiency of production line are significantly improved, and production cost is reduced.

[0014] (2) the utility model provides a kind of different single filament wire drawing die automatic correction device, wire drawing die and mold adjusting are fixedly connected, guarantee the stability of wire drawing die installation, can effectively reduce the influence of mold looseness on different single filament quality, ensure the consistency of different single filament size precision, resistivity and elongation and other key indexes, and the wear of wire drawing die in mounting seat can also be reduced by automatic correction function, improve the service life of wire drawing die. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the partial structure schematic view of the utility model;

[0018] Figure 3 It is the partial structure sectional view of the utility model;

[0019] Figure 4 It is the sectional view of the outer fixed sleeve of the utility model;

[0020] Figure 5 It is the structure schematic view of the die adjusting sleeve and wire drawing die of the utility model;

[0021] Symbol explanation in the drawing:

[0022] 1, die mounting seat, 2, wire drawing die, 3, die adjusting sleeve, 4, inclination sensor, 5, annular rack, 6, conical gear, 7, drive shaft, 8, drive motor, 9, outer fixed sleeve, 10, bearing groove, 11, bearing, 12, clamp spring groove, 13, clamp spring, 14, outer fixed sleeve plate, 15, die connecting plate, 16, sensor mounting bracket, 17, shaft coupling, 18, different-shaped monofilament, 19, motor mounting seat, 20, through hole. Specific implementation

[0023] In order to make the technical problems, technical schemes and beneficial effects to be solved in the present application more clear and obvious, the present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application, and are not used to limit the present application.

[0024] The present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application, and are not used to limit the present application. Figures 1-2 As shown in the drawing, it is provided with die mounting seat 1, die mounting seat 1 is provided with wire drawing die 2, wire drawing die 2 front end connects die adjusting sleeve 3, die adjusting sleeve 3 is provided with inclination sensor 4, when wire drawing die 2 occurs deflection, die adjusting sleeve 3 is driven to rotate, inclination sensor 4 above die adjusting sleeve 3 can detect deflection angle in time;

[0025] As shown in the drawing, Figure 2As shown, the front end of the mold adjusting sleeve 3 is provided with an annular rack 5, the annular rack 5 is engaged with a bevel gear 6, the bevel gear 6 is fixed to the lower end of a driving shaft 7, the upper end of the driving shaft 7 is connected to a driving motor 8, when the inclination sensor 4 detects that the wire drawing die 2 is deflected, the inclination sensor 4 transmits a real-time angle signal to the driving motor 8, the driving motor 8 realizes forward rotation or reverse rotation, the bevel gear 6 at the lower end of the driving shaft 7 and the annular rack 5 at the front end of the mold adjusting sleeve 3 are engaged with each other, so that the mold adjusting sleeve 3 drives the wire drawing die 2 to rotate clockwise or counterclockwise, and the inclination sensor 4 performs real-time angle monitoring at the same time, until the deflection angle returns to the initial set angle, the driving motor 8 stops working, and the automatic correction work is completed, thereby ensuring the wire drawing quality of the single wire 18.

[0026] The utility model discloses through above -mentioned structure, utilize inclination sensor 4 and carry out real -time deflection monitoring, utilize the cooperation of mold adjusting sleeve 3, bevel gear 6, driving shaft 7 and driving motor 8, carry out deflection automatic correction, ensure that wire drawing die 2 can restore to correct position when happening left and right deviation, avoid the instability of the shape of single wire 18 caused by the deflection of wire drawing die 2, can effectively improve the quality of single wire 18 after the stranding of single wire 18, can reduce the time of frequent shutdown maintenance, adjustment or replacement of mold caused by the deflection of wire drawing die 2, significantly improve the continuous operation ability and overall production efficiency of production line, reduce production cost.

[0027] In one embodiment, as shown in Figure 2 and Figure 5 As shown, the rear end of the mold adjusting sleeve 3 is provided with a mold connecting plate 15, the mold connecting plate 15 is provided with a first screw hole, the wire drawing die 2 is provided with a second screw hole corresponding to the first screw hole, and a screw passes through the first screw hole and the second screw hole to connect the wire drawing die 2 and the mold adjusting sleeve 3.

[0028] Further, the mold adjusting sleeve 3 is fixedly connected with a sensor mounting bracket 16, and the inclination sensor 4 is fixed on the sensor mounting bracket 16. The sensor mounting bracket 16 is used to connect the inclination sensor 4 and the mold adjusting sleeve 3. Through the above structure design, it is ensured that the inclination sensor 4 can monitor whether the wire drawing die 2 is deflected in real time.

[0029] The utility model discloses through above -mentioned structure, with mold adjusting fixed connection of wire drawing die 2, guarantee the stability of wire drawing die 2 installation, can effectively reduce the influence of mold loosening on single wire 18 quality, ensure the consistency of key indexes such as size precision, resistivity and elongation of single wire 18, and the automatic correction function reduces the wear of wire drawing die 2 in the mounting seat, improves the service life of wire drawing die 2.

[0030] In one embodiment, as shown in Figures 3-4As shown, the mold adjusting sleeve 3 is provided with an outer fixing sleeve 9, and the outer fixing sleeve 9 is provided with a bearing groove 10. A bearing 11 is provided between the shoulder of the mold adjusting sleeve 3 and the outer fixing sleeve 9. The bearing 11 is located in the bearing groove 10 and separates the outer fixing sleeve 9 from the mold adjusting sleeve 3. The rear end of the bearing groove 10 is provided with a retaining spring groove 12, and a retaining spring 13 is provided in the retaining spring groove 12. The bearing 11 is fixed by the retaining spring 13 to prevent the bearing 11 from moving back and forth during calibration.

[0031] Furthermore, the end of the outer fixing sleeve 9 is provided with an outer fixing plate 14 that engages with the outer fixing sleeve 9, the front end of the outer fixing sleeve 9 is provided with a first through hole, the irregular monofilament 18 passes through the first through hole and enters the mold adjusting sleeve 3, and the outer fixing plate 14 is provided with a second through hole for fitting the mold adjusting sleeve 3.

[0032] Furthermore, the outer fixed sleeve 9 has a through hole 20 on its side end, through which the drive shaft 7 passes and enters the interior of the outer fixed sleeve 9, thereby realizing the meshing transmission of the bevel gear 6 and the ring rack 5.

[0033] Furthermore, such as Figure 1 As shown, a motor mounting base 19 is fixedly connected to the mold mounting base 1, and a drive motor 8 is fixed to the motor mounting base 19. The output end of the drive motor 8 is connected to the drive shaft 7 through a coupling 17.

[0034] The working principle of this utility model is as follows:

[0035] During operation, the shaped monofilament 18 first passes through the outer fixing sleeve 9, then through the mold adjusting sleeve 3, and finally enters the drawing mold 2. If the drawing mold 2 deflects during drawing, it will cause the mold adjusting sleeve 3 to rotate, and the sensor mounting bracket 16 at the upper end of the mold adjusting sleeve 3 will also rotate. At this time, the tilt sensor 4 transmits the real-time detection angle signal to the drive motor 8, which rotates clockwise or counterclockwise. The bevel gear 6 at the lower end of the drive shaft 7 meshes with the annular rack 5 at the front end of the mold adjusting sleeve 3, causing the mold adjusting sleeve 3 to drive the drawing mold 2 to rotate clockwise or counterclockwise. The tilt sensor 4 monitors the angle in real time until the deflection angle returns to the initial set angle, at which point the drive motor 8 stops working, completing the automatic correction and ensuring the drawing quality of the shaped monofilament 18.

[0036] It is worth noting that this utility model is installed on a continuous annealing drawing machine, and the drive motor 8 and tilt sensor 4 involved are both connected to the control system of the continuous annealing drawing machine, and the operation of each component is controlled by the control system.

[0037] The above description is merely a preferred embodiment of this application and is not intended to limit this application. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this application should be included within the protection scope of this application.

Claims

1. An automatic correction device for irregularly shaped monofilament drawing dies, comprising a die mounting base, characterized in that: The mold mounting base is equipped with a wire drawing mold. The front end of the wire drawing mold is connected to a mold adjustment sleeve. The mold adjustment sleeve is equipped with a tilt sensor. The front end of the mold adjustment sleeve is equipped with an annular rack. The annular rack meshes with a bevel gear. The bevel gear is fixed to the lower end of the drive shaft. The upper end of the drive shaft is connected to a drive motor.

2. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 1, characterized in that: The rear end of the mold adjusting sleeve is provided with a mold connecting plate, the mold connecting plate is provided with a first screw hole, and the wire drawing mold is provided with a second screw hole corresponding to the first screw hole.

3. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 2, characterized in that: The mold adjustment sleeve is fixedly connected to a sensor mounting bracket, and the tilt sensor is fixed on the sensor mounting bracket.

4. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 3, characterized in that: The mold adjusting sleeve is provided with an outer fixing sleeve, and the outer fixing sleeve is provided with a bearing groove. A bearing is provided between the sleeve shoulder of the mold adjusting sleeve and the outer fixing sleeve, and the bearing is located in the bearing groove.

5. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 4, characterized in that: The bearing groove has a retaining ring groove at its rear end, and a retaining ring is provided in the retaining ring groove.

6. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 4, characterized in that: The outer fixing sleeve has an outer fixing plate at its end that engages with the outer fixing sleeve, the outer fixing sleeve has a first through hole at its front end, and the outer fixing plate has a second through hole.

7. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 6, characterized in that: The outer fixing sleeve has a through hole on its side end, and the drive shaft passes through the through hole to enter the interior of the outer fixing sleeve.

8. The automatic correction device for irregularly shaped monofilament drawing dies according to claim 7, characterized in that: A motor mounting base is fixedly connected to the mold mounting base, and a drive motor is fixed to the motor mounting base. The output end of the drive motor is connected to the drive shaft through a coupling.

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