CN216064907U - Strip steel coiling assisting device and strip steel coiling device - Google Patents
Strip steel coiling assisting device and strip steel coiling device Download PDFInfo
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- CN216064907U CN216064907U CN202121616539.1U CN202121616539U CN216064907U CN 216064907 U CN216064907 U CN 216064907U CN 202121616539 U CN202121616539 U CN 202121616539U CN 216064907 U CN216064907 U CN 216064907U
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Abstract
The utility model discloses a strip steel coiling-assistant device and a strip steel coiling device, wherein the strip steel coiling-assistant device assists a coiling mandrel to coil strip steel, the strip steel coiling-assistant device consists of a coiling-assistant device, a coiling-assistant belt, a belt tension mechanism and a guide device for guiding the strip steel, the coiling-assistant device comprises a coiling-assistant device body and a rotating arm, and the rotating arm is rotationally connected with the coiling-assistant device body; the wrapper belt is wrapped on the wrapper, the belt tension mechanism acts on the wrapper belt to adjust the tension force of the wrapper belt, when the wrapper belt is tensioned by the belt tension mechanism, the wrapper belt is in contact with the winding mandrel, and the rotating arm rotates to be retracted under the tensioning action of the wrapper belt and is close to the winding mandrel, so that a strip steel guide-in channel is formed between the wrapper body and the rotating arm; the output end of the guiding device is butted with the strip steel leading-in channel. The strip steel rolling assisting device overcomes the problem that the conventional production line can not roll the ultrathin strip steel, and simultaneously eliminates the bite mark defect of the mandrel clamp on the strip steel in the conventional strip steel rolling process.
Description
Technical Field
The utility model relates to the technical field of hot rolling leveling units, in particular to a strip steel coil assisting device and a strip steel coiling device.
Background
On a conventional hot rolling leveling production line, a mandrel of a coiling machine clamps the head of strip steel by adopting a jaw to carry out a strip steel coiling process, and the process method can only coil the strip steel with the thickness of more than 1.2 mm. Due to the influence of the equipment structure, when ultrathin strip steel is curled, the situation that the mandrel jaw is not tightly occluded to cause coiling failure easily occurs, and at the moment, if the occluding force of the mandrel jaw is increased, the head of the strip steel is easily scratched or the strip steel is torn to cause production or quality accidents.
Therefore, in the prior art, the technical difficulties of coiling thin-gauge strip steel and controlling the surface quality and the crease mark defects of the strip steel head are always the production of the strip steel.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a strip steel coiling assisting device and a strip steel coiling device, which solve the technical problem that thin strip steel is difficult to smoothly coil and control the folding and printing defects of the head of the strip steel.
The technical scheme adopted for achieving the purpose of the utility model is that the strip steel coiling assisting device is used for assisting a coiling mandrel to coil strip steel, and consists of a coiling assisting device, a coiling assisting belt, a belt tension mechanism and a guide device for guiding the strip steel, wherein the coiling assisting device comprises a coiling assisting device body and a rotating arm, and the rotating arm is rotationally connected with the coiling assisting device body; the winding assisting belt is coated on the winding assisting device, the belt tension mechanism acts on the winding assisting belt to adjust the tension force of the winding assisting belt, when the belt tension mechanism tensions the winding assisting belt, the winding assisting belt is in contact with the winding mandrel, and the rotating arm rotates to be folded under the tension action of the winding assisting belt to be close to the winding mandrel so as to form a strip steel guide-in channel between the winding assisting device body and the rotating arm; the output end of the guide device is in butt joint with the strip steel guide-in channel.
Furthermore, the acting point of the belt tension mechanism on the wrapper belt and the coiling mandrel are respectively positioned at two sides of the wrapper body.
Further, the belt tension mechanism is a telescopic mechanism, and when the telescopic mechanism extends out or retracts towards a set direction, the telescopic mechanism tensions the wrapper belt.
Furthermore, the telescopic mechanism is arranged along the radial direction of the coiling mandrel, and the telescopic mechanism stretches and retracts along the radial direction of the coiling mandrel.
Further, the belt tension mechanism is a hydraulic cylinder.
Furthermore, the thickness D of the wrapper belt is k x D, wherein k is a set value, k is a positive number, and D is the thickness of the strip steel.
Furthermore, more than 2 belt pulleys are arranged on the wrapper body at intervals, at least one wrapper roller is arranged on the rotating arm, and the wrapper belt is arranged on the wrapper through the belt pulleys and the wrapper rollers.
Further, the wrapper roll is an eccentric roll to finely adjust the distance between the wrapper belt and the winding mandrel; or the wrapper roll is a convexity type roll so as to automatically correct the deviation of the strip steel.
Furthermore, a set radial distance F exists between the output end of the guiding device and the coiling mandrel, wherein the F is more than or equal to 2d, and d is the thickness of the strip steel.
Based on the same invention concept, the utility model also provides a strip steel coiling device, which comprises a coiling mandrel and the strip steel coiling assisting device, wherein the coiling assisting device is arranged on the periphery of the coiling mandrel.
According to the technical scheme, the strip steel coiling assisting device comprises a coiling assisting device, a coiling assisting belt, a belt tension mechanism and a guide device for guiding strip steel, wherein the coiling assisting device comprises a coiling assisting device body and a rotating arm, and the rotating arm is rotatably connected with the coiling assisting device body to be close to or far away from a coiling mandrel. The wrapper belt is wrapped on the wrapper, the belt tension mechanism acts on the wrapper belt to adjust the tension force of the wrapper belt, when the wrapper belt is tensioned by the belt tension mechanism, the wrapper belt is in contact with the coiling mandrel, the rotating arm rotates to be retracted under the tensioning action of the wrapper belt and is close to the coiling mandrel, a strip steel leading-in channel is formed between the wrapper body and the rotating arm, and when the wrapper belt is in a loose state, the wrapper belt is loosened from the coiling mandrel. The output end of the guiding device is in butt joint with the strip steel guiding channel so as to convey the strip steel to the outer surface of the coiling mandrel and enter between the coiling-aid belt and the coiling mandrel, and the strip steel is smoothly coiled under the rotating action of the coiling-aid belt and the coiling mandrel.
Compared with the prior art, the strip steel coiling assisting device provided by the utility model is simple in structure, only comprises the coiling assisting device, the coiling assisting belt, the belt tension mechanism and the guiding device, does not need to be provided with other coiling assisting components, and can assist the coiling mandrel to finish coiling operation by a single rotating arm and a belt tension mechanism, so that the problem that the jaw of the mandrel cannot coil ultrathin strip steel (the thickness is less than or equal to 1.0mm) in the conventional production line is solved, and the defect of the bite mark of the head of the strip steel caused by overlarge acting force of the jaw of the coiling mandrel in the conventional strip steel coiling process is eliminated.
The utility model provides a strip steel coiling device, which comprises a coiling mandrel and the strip steel coiling assisting device, wherein a coiling assisting device is arranged on the periphery of the coiling mandrel, a rotating arm movably rotates to be close to or far away from the coiling mandrel, so that a coiling assisting belt is in contact with or separated from the surface of the coiling mandrel, and when the coiling assisting belt is in contact with the coiling mandrel, the coiling mandrel and the coiling assisting belt rotate together, so that strip steel is smoothly coiled. Similarly, the strip steel coiling device has all the beneficial effects of the strip steel coiling-assistant device, can effectively avoid the problem that the conventional production line mandrel jaw can not coil ultrathin strip steel (the thickness is less than or equal to 1.0mm), and simultaneously eliminates the strip steel head biting mark caused by the conventional production line mandrel jaw.
Drawings
FIG. 1 is a schematic structural diagram of a band steel coiling assisting device provided by embodiment 1 of the utility model in operation;
FIG. 2 is a schematic view of a state of the band steel wrapper-rolling device provided in embodiment 1 of the present invention at the end of its operation;
fig. 3 is a schematic structural view of a strip coiling apparatus provided in embodiment 2 of the present invention.
Description of the drawings: 1-coiling a mandrel; 2-wrapper, 21-wrapper body, 22-wrapper belt, 23-belt tension mechanism, 24-rotating arm, 25-strip steel guide-in channel, 26-wrapper roller; 3-a guiding device; 4-rolling mill; 5-outlet roller.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
The utility model provides a strip steel coiling assisting device and a strip steel coiling device, aiming at solving the technical problems that ultrathin strip steel cannot be coiled and the strip steel head bite mark defect is caused by a mandrel jaw in the prior art. The utility model is described in more detail below with reference to 2 exemplary embodiments:
example 1
The utility model provides a strip steel coiling assisting device which is used for assisting a coiling mandrel to coil strip steel. Referring to fig. 1, the strip steel wrapper device provided by the present invention is composed of a wrapper 2, a wrapper belt 22, a belt tension mechanism 23 and a guiding device 3 for guiding the strip steel, wherein the wrapper 2 includes a wrapper body 21 and a rotating arm 24, and the rotating arm 24 is rotatably connected with the wrapper body 21 to be close to or far from the winding mandrel 1. The wrapper belt 22 is wrapped on the wrapper 2, the belt tension mechanism 23 acts on the wrapper belt 22 to adjust the tension of the wrapper belt 22, when the belt tension mechanism 23 tensions the wrapper belt 22, the wrapper belt 22 contacts with the winding mandrel 1, and the rotating arm 24 rotates to close to the winding mandrel 1 under the tension of the wrapper belt 22, so as to form a strip steel guide channel 25 between the wrapper body 21 and the rotating arm 24, and when the wrapper belt 22 is in a loose state, the wrapper belt 22 is loosened from the winding mandrel 1. The output end of the guiding device 3 is butted with a strip steel guiding channel 25 so as to convey the strip steel to the outer surface of the coiling mandrel 1 and enter between the coiling-aid belt 22 and the coiling mandrel, and the strip steel is smoothly coiled under the rotating action of the coiling-aid belt 22 and the coiling mandrel 1.
Compared with the prior art, the strip steel coiling assisting device provided by the utility model is simple in structure, only consists of the coiling assisting device 2, the coiling assisting belt 22, the belt tension mechanism 23 and the guide device 3, does not need to be provided with other coiling assisting components, and can assist the coiling mandrel to finish coiling operation by the single rotating arm 24 and the belt tension mechanism 23, so that the problem that the jaw of the mandrel of a conventional production line cannot coil ultrathin strip steel (the thickness is less than or equal to 1.0mm) is solved, and the defect of the bite mark of the head of the strip steel caused by overlarge acting force of the jaw of the coiling mandrel in the conventional strip steel coiling process is eliminated.
The installation position of the belt tension mechanism 23 is not specifically limited in the present invention, and in order to ensure as far as possible that the assist-rolling belt 22 on the side of the winding mandrel 1 can drive the rotating arm 24 to rotate in the preset direction under the tensioning action more smoothly, in the present embodiment, the action point of the belt tension mechanism 23 on the assist-rolling belt 22 and the winding mandrel are respectively located on two sides of the assist-rolling device body 21.
The belt tension mechanism 23 is not limited in any way, and may be a mechanism with a variable radial direction, such as a sphere or cam structure with a variable diameter, or any mechanism connected to the wrapper belt 22 and capable of driving the wrapper belt 22 to tension or relax, such as a power mechanism moving back and forth along a set direction. In order to simplify the structure and facilitate control, the belt tension mechanism 23 in this embodiment is a telescopic mechanism, and when the telescopic mechanism extends or retracts in a set direction, the telescopic mechanism tensions the wrapper belt 22.
In order to make the part of the wrapper belt 22, which is located at the opposite side of the belt tension mechanism 23 and is in contact with the winding mandrel 1, uniformly stressed so as to make the winding mandrel uniformly stressed, in the embodiment, the stretching mechanism is arranged along the radial direction of the winding mandrel 1, and the stretching mechanism stretches along the radial direction of the winding mandrel 1.
The utility model does not limit the concrete structure of the telescopic mechanism, and can be an axial telescopic mechanism or a folding telescopic mechanism. In the present embodiment, the belt tension mechanism 23 is preferably a hydraulic cylinder.
The thickness of the wrapper belt 22 is selected to be related to the thickness of the band steel to be wrapper, specifically, the thickness D of the wrapper belt 22 is k D, wherein k is a set value, k is a positive number, D is the thickness of the band steel, that is, the thickness of the wrapper belt 22 is in direct proportion to the thickness of the band steel to be wrapper, and the thinner the curled band steel is, the thinner the mounted wrapper belt 22 is, so as to adapt to the working condition and facilitate the smooth curling of the band steel on the winding mandrel 1.
In order to prolong the service life of the wrapper belt 22 and reduce unnecessary wear, the wrapper body 21 provided by the utility model is provided with more than 2 belt pulleys at intervals, the rotating arm 24 is provided with at least one wrapper roller 26, and the wrapper belt 22 is arranged on the wrapper 2 through the belt pulleys and the wrapper rollers 26. In this embodiment, 1 belt pulley is disposed at each of four corners of the wrapper body 21, and 1 wrapper roller 26 is disposed at the extending end of the rotating arm 24.
In this embodiment, in order to improve the self-adaptive capability of the apparatus, it is preferable that the wrapper roller 26 is an eccentric roller to finely adjust the distance between the outer surface of the wrapper roller 26 and the mandrel and the distance between the wrapper belt 22 and the mandrel; alternatively, the wrapper roll 26 is a crowned roll to automatically correct the position of the strip.
When the strip steel coiling assisting device is used, only the head of the strip steel needs to be coiled, so in the embodiment, a set radial distance F exists between the output end of the guide device 3 and the coiling mandrel 1, wherein the radial distance F is more than or equal to 2d, and d is the thickness of the strip steel so as to avoid collision and friction with the coiled strip steel.
In order to make the angle of the guiding device 3 adjustable, in the embodiment, the guiding device 3 includes a rotating shaft and a guide plate sleeved on the rotating shaft, and the inclination angle of the guide plate is adjusted by the rotating shaft.
The working principle and the using method of the band steel rolling assisting device provided by the utility model are as follows:
the hydraulic cylinder stretches out and tensions the wrapper belt 22, drives the rotating arm 24 to rotate towards the direction close to the reeling mandrel 1 and enables the wrapper belt 22 to be in contact with the outer surface of the reeling mandrel 1, the guiding device 3 guides the head of the strip steel into the strip steel guiding channel 25, the sufficient tension is output by the hydraulic cylinder to tension the wrapper belt 22, and after the wrapper belt 22 is tensioned, the wrapper belt 22 and the reeling mandrel 1 synchronously rotate to guide the strip steel to be wound on the reeling mandrel 1, as shown in fig. 1. When the strip steel is wound on the coiling mandrel 1 for more than 2 circles, enough tension is generated between the coiling mandrel 1 and the strip steel, the hydraulic cylinder is retracted at the moment, the rotating arm 24 and the coiling-aid belt are loosened from the coiling mandrel 1 to finish coiling, as shown in figure 2, and then the coiling mandrel 1 is singly operated to finish subsequent coiling.
Example 2
A strip steel coiling device comprises a coiling mandrel and the strip steel coiling assisting device provided by the embodiment 1, wherein a coiling assisting device 2 is arranged on the periphery of the coiling mandrel 1. The method can be applied to various strip steel coiling occasions, and takes strip steel coiling applied to rolling of a hot rolling leveling mill set as an example below, as shown in fig. 3, the hot rolling leveling mill set comprises a rolling mill 4 and an outlet roller 5 which are arranged in sequence, specifically, after the strip steel is rolled by the rolling mill 4, the strip steel is guided into a strip steel guide channel 25 of a coiling assisting device through the outlet roller 5 and a guide device 3, a hydraulic cylinder outputs enough tension to tension a coiling assisting belt 22, after the coiling assisting belt 22 is tensioned, the coiling assisting belt 22 partially wraps a coiling mandrel 1, and rotates synchronously with the coiling mandrel 1 to guide the strip steel to be coiled on the coiling mandrel 1. When the strip steel is wound on the coiling mandrel 1 for more than 2 circles, enough tension is generated between the coiling mandrel 1 and the strip steel, the hydraulic cylinder is retracted at the moment, the rotating arm 24 is opened from the coiling mandrel 1 to finish coiling, and then the coiling mandrel 11 is singly moved to finish subsequent coiling.
The strip steel coiling device provided in the embodiment 2 has all the beneficial effects of the strip steel coiling-assisting device provided in the embodiment 1, can effectively avoid the problem that the mandrel jaw of the conventional production line can not coil ultrathin strip steel (the thickness is less than or equal to 1.0mm), and simultaneously eliminates the strip steel head biting mark caused by the mandrel jaw of the conventional production line.
Through the embodiment, the utility model has the following beneficial effects or advantages:
the strip steel coiling-assistant device and the strip steel coiling device provided by the utility model can coil strip steel with a thin specification of below 2.0mm under the action of the strip steel coiling-assistant device, particularly can solve the technical problem that a caliper can not clamp ultrathin strip steel with the thickness of less than 1.0mm, and avoid the problem that a mandrel jaw of a conventional production line can not coil ultrathin hot-rolled strip steel. Meanwhile, the bite mark of the head of the strip steel caused by the jaw of the mandrel of the conventional production line is eliminated.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A strip steel coiling assisting device is used for assisting a coiling mandrel to coil strip steel and is characterized in that the strip steel coiling assisting device consists of a coiling assisting device, a coiling assisting belt, a belt tension mechanism and a guide device for guiding the strip steel, wherein the coiling assisting device comprises a coiling assisting device body and a rotating arm, and the rotating arm is rotatably connected with the coiling assisting device body; the winding assisting belt is coated on the winding assisting device, the belt tension mechanism acts on the winding assisting belt to adjust the tension force of the winding assisting belt, when the belt tension mechanism tensions the winding assisting belt, the winding assisting belt is in contact with the winding mandrel, and the rotating arm rotates to be folded under the tension action of the winding assisting belt to be close to the winding mandrel so as to form a strip steel guide-in channel between the winding assisting device body and the rotating arm; the output end of the guide device is in butt joint with the strip steel guide-in channel.
2. The strip steel coiling aid device as claimed in claim 1, wherein the action point of the belt tension mechanism on the coiling aid belt and the coiling mandrel are respectively positioned at two sides of the coiling aid body.
3. The strip steel coiling aid device as claimed in claim 1 or 2, wherein the belt tension mechanism is a telescopic mechanism, and when the telescopic mechanism extends or retracts towards a set direction, the telescopic mechanism tensions the coiling aid belt.
4. The strip steel coiling aid device as claimed in claim 3, wherein the telescopic mechanism is arranged along the radial direction of the coiling mandrel, and the telescopic mechanism is telescopic along the radial direction of the coiling mandrel.
5. The strip steel wrapper arrangement of claim 4 wherein said belt tensioning means is a hydraulic cylinder.
6. The strip steel wrapper arrangement according to claim 1, wherein the wrapper belt has a thickness D ═ k × D, where k is a set value and k is a positive number, and D is the thickness of the strip steel.
7. The strip steel coiling aid device according to claim 1, wherein more than 2 belt pulleys are arranged on the coiling aid body at intervals, at least one coiling aid roller is arranged on the rotating arm, and the coiling aid belt is arranged on the coiling aid through the belt pulleys and the coiling aid rollers.
8. The strip steel coiling aid device of claim 7, wherein the coiling aid roller is an eccentric roller to finely adjust the distance between the coiling aid belt and the coiling mandrel; or the wrapper roll is a convexity type roll so as to automatically correct the deviation of the strip steel.
9. The strip steel coiling aid device as claimed in any one of claims 1-8, wherein a set radial distance F is present between the output end of the guiding device and the coiling mandrel, wherein F is larger than or equal to 2d, wherein d is the thickness of the strip steel.
10. A strip steel coiling device, characterized by comprising a coiling mandrel and the strip steel coiling-aid device as claimed in any one of claims 1 to 9, wherein the coiling-aid device is arranged at the periphery of the coiling mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121616539.1U CN216064907U (en) | 2021-07-16 | 2021-07-16 | Strip steel coiling assisting device and strip steel coiling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121616539.1U CN216064907U (en) | 2021-07-16 | 2021-07-16 | Strip steel coiling assisting device and strip steel coiling device |
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| Publication Number | Publication Date |
|---|---|
| CN216064907U true CN216064907U (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121616539.1U Active CN216064907U (en) | 2021-07-16 | 2021-07-16 | Strip steel coiling assisting device and strip steel coiling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682646A (en) * | 2022-03-31 | 2022-07-01 | 鞍钢股份有限公司 | Control method for advanced high-strength steel leveling coiling inner diameter looseness |
| CN115319181A (en) * | 2022-06-30 | 2022-11-11 | 江苏甬金金属科技有限公司 | Coiling mechanism is cut to steel sheet of function is blockked in subsidiary fish tail |
-
2021
- 2021-07-16 CN CN202121616539.1U patent/CN216064907U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682646A (en) * | 2022-03-31 | 2022-07-01 | 鞍钢股份有限公司 | Control method for advanced high-strength steel leveling coiling inner diameter looseness |
| CN115319181A (en) * | 2022-06-30 | 2022-11-11 | 江苏甬金金属科技有限公司 | Coiling mechanism is cut to steel sheet of function is blockked in subsidiary fish tail |
| CN115319181B (en) * | 2022-06-30 | 2024-02-02 | 江苏甬金金属科技有限公司 | Steel plate slitting and winding device with scratch blocking function |
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