CN213092900U - Active rotary cooling device - Google Patents
Active rotary cooling device Download PDFInfo
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- CN213092900U CN213092900U CN202020935343.8U CN202020935343U CN213092900U CN 213092900 U CN213092900 U CN 213092900U CN 202020935343 U CN202020935343 U CN 202020935343U CN 213092900 U CN213092900 U CN 213092900U
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Abstract
The utility model discloses an active rotary cooling device, which comprises a rotary box frame, a cooling rotary box body supported on the rotary box frame, and a front cooling rotary guide wheel and a rear cooling rotary guide wheel, wherein the cooling rotary guide wheels are fixedly connected on rotary guide wheel shafts, the two rotary guide wheel shafts are respectively driven to rotate by corresponding cooling rotary motors, and the cooling rotary motors are servo motors or stepping motors; at least 10 wire guide grooves are arranged on the excircle of the cooling rotary guide wheel, and the linear velocity of the surface of the wire guide groove on the front cooling rotary guide wheel corresponds to the corresponding surface linear velocity of the wire guide groove on the rear cooling rotary guide wheel; a plurality of spray pipes are arranged between the two cooling rotary guide wheels at intervals. Adopt the utility model discloses an active gyration cooling apparatus can not only guarantee the abundant cooling of wire and cable semi-manufactured goods, can also guarantee that tension is stable, tension value is little in the wire and cable semi-manufactured goods cooling process.
Description
Technical Field
The utility model relates to a wire and cable production facility especially relates to a gyration cooling arrangement in wire and cable extrusion line.
Background
In the high-speed wire and cable extrusion production line, the semi-finished product of the encapsulated wire and cable can be ensured to be rapidly cooled through a rotary cooling device, a front cooling guide wheel shaft and a rear cooling guide wheel shaft are arranged in the rotary cooling device, a plurality of cooling guide wheels with wheel grooves are rotatably supported on the two cooling guide wheel shafts, the semi-finished product of the wire and cable to be cooled in operation bypasses the wheel grooves on the cooling guide wheels on the front cooling guide wheel shaft and the rear cooling guide wheel shaft to increase the residence time in a cooling area, so that the semi-finished product of the wire and cable is fully cooled, in the process, the cooling guide wheels rotatably supported on the cooling guide wheel shafts are driven by the semi-finished product of the wire and cable to rotate passively, and due to the existence of the operation resistance of the cooling guide wheels, the semi-finished product of the wire and cable overcomes the operation resistance of the cooling guide wheels under the traction force of the production line and can inevitably bear certain tensile, and the running resistance of each cooling guide wheel is not constant or uniform, so that the section shrinkage of the wire core is not determined, and the resistivity of the finished wire cable is changed, and the defective products are possibly caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an active gyration cooling arrangement is provided to the aforesaid that exists to prior art is not enough, the utility model aims to solve, it can not only guarantee the semi-manufactured goods of wire and cable fully cool off, can also guarantee that tension is stable, tension value is little in the semi-manufactured goods cooling process of wire and cable.
In order to solve the technical problem, the utility model discloses an active rotary cooling device, including the rotary box frame, support cooling rotary box body and two front and back cooling rotary guide wheels on the rotary box frame, the cooling rotary guide wheel links firmly on the rotary guide wheel axle, and two rotary guide wheel axles are respectively by the rotatory motor drive of corresponding cooling rotary, and the cooling rotary motor is servo motor or step motor; at least 10 wire guide grooves are arranged on the excircle of the cooling rotary guide wheel, and the linear velocity of the surface of the wire guide groove on the front cooling rotary guide wheel corresponds to the corresponding surface linear velocity of the wire guide groove on the rear cooling rotary guide wheel; a plurality of spray pipes are arranged between the two cooling rotary guide wheels at intervals.
In the above structure, because the cooling rotary guide wheel is fixedly connected to the rotary guide wheel shaft, the two rotary guide wheel shafts are respectively driven to rotate by the corresponding cooling rotary motors, and the cooling rotary motors are servo motors or stepping motors, compared with the prior art in which the cooling guide wheel is driven by the wire and cable semi-finished product to rotate passively, the cooling rotary guide wheel is fixedly connected to the rotary guide wheel shaft and driven to rotate by the cooling rotary motor, the cooling rotary guide wheel does not form running resistance on the wire and cable semi-finished product in operation, but generates driving force on the wire and cable semi-finished product in operation, and the cooling rotary guide wheel is driven by the servo motor or stepping motor as the cooling rotary motor to rotate accurately in operation speed, the front and rear cooling rotary guide wheels can keep consistent linear speed, so that the wire and cable semi-finished product is stable in tension and small in tension value in the cooling process, and the front and rear cooling rotary guide wheels can make the wire and cable semi-finished product in operation speed in The semi-finished product of the wire and cable is consistent with the running speed in the production line, so that the semi-finished product of the wire and cable cannot generate running resistance to cause section shrinkage of a wire core in the semi-finished product of the wire and cable in the rotary cooling process, and unqualified products cannot be caused by the change of the resistivity of the finished product of the wire and cable.
Because at least 10 wire guide grooves are arranged on the excircle of the cooling rotary guide wheel, the linear speed of the surface of the wire guide groove on the front cooling rotary guide wheel corresponds to the corresponding surface linear speed of the wire guide groove on the rear cooling rotary guide wheel, the wire and cable semi-finished product can at least repeatedly wind around the front and rear cooling rotary guide wheels for 10 cycles, and the wire and cable semi-finished product can stay in the cooling rotary box for a longer time to be fully cooled by matching with the proper axial distance between the two rotary guide wheels, which is very beneficial to the high-speed production line of the wire and cable, and the linear speed of the surface of the wire guide groove on the front cooling rotary guide wheel corresponds to the corresponding surface linear speed of the wire guide groove on the rear cooling rotary guide wheel, which means that the working surface linear speed between the two cooling rotary guide wheels is the same or a tiny speed difference is kept to maintain the stable, thereby ensuring that the semi-finished product of the wire and the cable has stable tension and small tension value in the cooling process.
And because the plurality of spray pipes are arranged between the two cooling rotary guide wheels at intervals, the semi-finished product of the electric wire and the cable which is wound on the front and the rear cooling rotary guide wheels is cooled by the cooling medium sprayed by the spray pipes instead of being soaked in the cooling medium, and the cooling medium sprayed by the spray pipes is more easily vaporized after being heated, so that a large amount of heat is absorbed, and the cooling effect on the semi-finished product of the electric wire and the cable is better.
The utility model discloses a preferred embodiment, the gyration leading wheel axle passes through the shaft coupling with cooling rotary electric machine's output shaft and links to each other. By adopting the embodiment, the rotary guide wheel shaft is directly connected with the cooling rotary motor, the structure is simple, and the speed control is convenient.
The utility model discloses a another kind of preferred embodiment, gyration leading wheel axle rotating support is on the cooling gyration box, and the gyration leading wheel axle passes through gear drive pair or the tooth belt transmission pair with cooling rotary electric machine's output shaft and links to each other. By adopting the embodiment, the rotary guide wheel shaft is connected with the output shaft of the cooling rotary motor through the gear transmission pair or the toothed belt transmission pair, so that the motion transmission accuracy can be ensured, and the installation of the cooling rotary motor is facilitated.
In another preferred embodiment of the present invention, the cooling rotary electric machine is mounted on the cooling rotary case or the rotary case frame. By adopting the embodiment, the installation and connection of the cooling rotary motor and the rotary cooling shaft can be facilitated.
The utility model discloses further preferred embodiment be equipped with 15 ~ 25 electric wire guide grooves on the cooling gyration guide pulley excircle. By adopting the embodiment, the cooling requirement of the existing high-speed wire and cable production line can be met by arranging 15-25 wire guide grooves on the excircle of the cooling rotary guide wheel.
In another preferred embodiment of the present invention, the shower pipe is disposed parallel to the axis of the cooling rotary guide wheel. By adopting the embodiment, each spray pipe can spray and cool the semi-finished product of the electric wire and the electric cable on each electric wire guide groove of the rotary guide wheel for cooling.
In a further preferred embodiment of the present invention, a spray nozzle is installed on the shower pipe. By adopting the embodiment, the cooling liquid can be uniformly distributed through the nozzle, and the spraying effect is better.
In a further preferred embodiment of the present invention, two rows of nozzles are installed on each of the shower pipes, and an included angle α between the two rows of nozzles is 60 ° to 120 °. By adopting the embodiment, each spray pipe can spray two rows of cooling liquid, and the range of the corresponding cooling area is wide.
In another preferred embodiment of the present invention, the nozzles of two adjacent showers are oriented in a staggered manner. By adopting the embodiment, the semi-finished products of the upper and lower rows of wires and cables bypassing the cooling rotary guide wheel can be cooled by spraying.
In a further preferred embodiment of the present invention, the spray pipe is connected to a liquid supply pump. By adopting the embodiment, the liquid supply pump can provide cooling liquid with certain pressure for the spray pipe, and the spray cooling effect is ensured to be good.
Drawings
The active rotary cooling device of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of an embodiment of the active rotary cooling apparatus of the present invention;
FIG. 2 is a top view of the structure shown in FIG. 1;
fig. 3 is a cross-sectional view taken at a-a in the structure shown in fig. 1.
In the figure: 1-cooling rotary guide wheel, 2-cooling rotary box body, 3-spray pipe, 4-nozzle, 5-rotary box frame, 6-cooling rotary motor, 7-liquid supply pump, 8-wire guide groove and 9-rotary guide wheel shaft.
Detailed Description
In the active rotary cooling device shown in fig. 1 and 2, the cooling rotary box body 2 is a long strip-shaped box body component with a hinged and turnable open upper cover, the cooling rotary box body 2 is supported and installed on the rotary box frame 5, two cooling rotary guide wheels 1 are arranged at the two ends in the cooling rotary box body 2, at least 10 wire guide grooves 8 are arranged on the excircle of the cooling rotary guide wheel 1, as a preferred embodiment, 15-25 wire guide grooves 8 are arranged on the excircle of the cooling rotary guide wheel 1, the cross section of the wire guide grooves 8 is trapezoid, a semi-finished product of a wire and a cable to be cooled enters from the rear end of the cooling rotary box body 2, reaches the first wire guide groove 8 of the cooling rotary guide wheel 1 at the front end through the first wire guide groove 8 of the cooling rotary guide wheel 1 at the rear end, then bypasses the wire guide groove 8 and reaches the second wire guide groove 8 of the rear cooling rotary guide wheel 1, then the wire is wound around the wire guide groove 8 to move forwards, the wire guide groove 8 of the front and the back cooling rotary guide wheels 1 is wound by turns, a plurality of spray pipes 3 are arranged between the front and the back cooling rotary guide wheels 1 at intervals, the spray pipes 3 are arranged in parallel with the axial line of the cooling rotary guide wheels 1, nozzles 4 are arranged on the outer circles of the spray pipes 3, as a preferred embodiment, two rows of nozzles 4 are arranged on the outer circle of each spray pipe 3, the included angle alpha between the two rows of nozzles 4 is 60-120 degrees, the nozzles 4 of each row are arranged at intervals along the axial direction of the spray pipes 3, the direction of the nozzles 4 on the two adjacent spray pipes 3 are respectively arranged in a staggered way of upward and downward, each spray pipe 3 is communicated with a liquid supply pump 7 through a liquid supply pipeline, a liquid supply pump 7 pumps the cooling liquid in a cooling liquid source into each spray pipe 3 and sprays the semi-finished wire and cable to be cooled which is wound between the front and the back cooling rotary guide wheels 1 through each nozzle, the fully cooled wire and cable semi-finished product is output from the front end of the cooling rotary box body 2 through the last wire guide groove 8 of the post-cooling rotary guide wheel 1.
Referring to fig. 3, the cooling rotary guide wheel 1 is fixedly connected to a rotary guide wheel shaft 9, the rotary guide wheel shaft 9 is rotatably supported on the cooling rotary box body 2, the two rotary guide wheel shafts 9 are respectively driven to rotate by corresponding cooling rotary motors 6, so that the linear velocity of the surface of the wire guide groove 8 on the front cooling rotary guide wheel 1 corresponds to the corresponding linear velocity of the surface of the wire guide groove 8 on the rear cooling rotary guide wheel 1, the two rotary guide wheel shafts 9 are both connected with the output shafts of the corresponding cooling rotary motors 6 through toothed belt transmission pairs, the cooling rotary motors 6 are mounted on the rotary box frame 5, and the cooling rotary motors 6 are servo motors or stepping motors.
The above description has been presented only for the purpose of illustrating certain preferred embodiments of the invention, and it is not to be taken as a limitation on the invention, as many modifications and variations are possible. For example, the rotary guide wheel shaft 9 and the output shaft of the cooling rotary motor 6 may be connected through a gear transmission pair instead of the toothed belt transmission pair, or the rotary guide wheel shaft 9 and the output shaft of the cooling rotary motor 6 may be connected through a coupling; accordingly, the cooling rotary electric machine 6 may be mounted not on the rotary case frame 5 but on the cooling rotary case 2. Therefore, any improvement and changes made on the basis of the basic principle of the present invention should be considered as falling within the protection scope of the present invention.
Claims (7)
1. The utility model provides an active gyration cooling arrangement, includes gyration case frame (5), the cooling gyration box (2) of support on gyration case frame (5) and two cooling gyration guide wheels (1) around with, its characterized in that: the cooling rotary guide wheel (1) is fixedly connected to a rotary guide wheel shaft (9), the two rotary guide wheel shafts (9) are driven to rotate by corresponding cooling rotary motors (6), and the cooling rotary motors (6) are servo motors or stepping motors; at least 10 wire guide grooves (8) are arranged on the excircle of the cooling rotary guide wheel (1), and the linear speed of the surface of the wire guide groove (8) on the front cooling rotary guide wheel (1) corresponds to the corresponding surface linear speed of the wire guide groove (8) on the rear cooling rotary guide wheel (1); a plurality of spray pipes (3) are arranged between the two cooling rotary guide wheels (1) at intervals; the rotary guide wheel shaft (9) is rotatably supported on the cooling rotary box body (2), and the rotary guide wheel shaft (9) is connected with an output shaft of the cooling rotary motor (6) through a gear transmission pair or a toothed belt transmission pair; the spray pipes (3) are provided with nozzles (4), each spray pipe (3) is provided with two rows of nozzles (4), and the included angle alpha between the two rows of nozzles (4) is 60-120 degrees.
2. The active rotary cooling device of claim 1, wherein: and the rotary guide wheel shaft (9) is connected with an output shaft of the cooling rotary motor (6) through a coupler.
3. The active rotary cooling device of claim 1 or 2, wherein: the cooling rotary motor (6) is arranged on the cooling rotary box body (2) or the rotary box frame (5).
4. The active rotary cooling device of claim 1, wherein: and 15-25 wire guide grooves (8) are arranged on the outer circle of the cooling rotary guide wheel (1).
5. The active rotary cooling device of claim 1, wherein: the spraying pipe (3) is arranged in parallel with the axis of the cooling rotary guide wheel (1).
6. The active rotary cooling device of claim 1, wherein: the nozzles (4) on two adjacent spray pipes (3) are arranged in a staggered way.
7. The active rotary cooling device of claim 1, wherein: the spray pipe (3) is communicated with a liquid supply pump (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935343.8U CN213092900U (en) | 2020-05-28 | 2020-05-28 | Active rotary cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935343.8U CN213092900U (en) | 2020-05-28 | 2020-05-28 | Active rotary cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213092900U true CN213092900U (en) | 2021-04-30 |
Family
ID=75617591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020935343.8U Active CN213092900U (en) | 2020-05-28 | 2020-05-28 | Active rotary cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213092900U (en) |
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2020
- 2020-05-28 CN CN202020935343.8U patent/CN213092900U/en active Active
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