CN114558895A - High-speed wire-wrapping type regulation control method - Google Patents
High-speed wire-wrapping type regulation control method Download PDFInfo
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- CN114558895A CN114558895A CN202210214489.7A CN202210214489A CN114558895A CN 114558895 A CN114558895 A CN 114558895A CN 202210214489 A CN202210214489 A CN 202210214489A CN 114558895 A CN114558895 A CN 114558895A
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- wire
- coil
- wire rod
- pinch roll
- adjusting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
- B21B1/18—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a continuous process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B41/00—Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention discloses a high wire package type regulating control method, which is characterized in that the distance between the tail part of a wire rod and a finishing mill is adjusted when a pinch roll is clamped highly, the position of the wire rod tail part is moderate when the wire rod is clamped highly, large tail force loss circles or small tail force loss circles are avoided, the limiting size of a pinch roll ring is adjusted, the distance of a pinch pass is moderate, the time of a spinning machine motor for raising the speed from 0rpm to 1300rpm is adjusted, the following performance of the mechanical movement of the spinning machine to an electrical signal is improved, the fluctuation mode of the spinning machine rotating speed is adjusted, the rotating speed curve is changed from sine waves to triangular waves, the wire rod coming out of the spinning machine is sent to a collector coil ring distributor through a cold dispersing roller way, the size of a fan blade of the collector coil ring distributor is changed, the size of the staggered layer of the last step of coil is reduced, and the collector coil ring is packed when the wire rod runs to the collector coil ring. The invention reduces the phenomenon of bag-shaped unevenness, reduces the influence of cargo transfer on the surface quality, and improves the customer satisfaction and loyalty.
Description
Technical Field
The invention relates to a high wire-wrapping type regulation control method, in particular to a high wire-wrapping type regulation control method, and belongs to the technical field of steel rolling.
Background
The high-speed wire is one of wire rods, is usually a coil plate rolled by a high-speed non-twisting mill, and is widely applied to reinforcing bars of clean concrete in buildings, welding structural members, steel wire ropes, forging rivets and the like. The packing quality of the high-speed wire reflects the control level of high-speed wire collection, and the potential competitiveness of the market is directly influenced. Along with the upgrading of rolling equipment and the improvement of the finishing rolling speed, when the diameter of continuous production is more than or equal to 10mm, the wrapping shape of a high-speed wire finished product is easy to generate ring-shaped unevenness after being wrapped, the deformed ring-shaped product is easy to scratch and rub in the transferring and transporting processes, the surface quality of the finished product is damaged, wrapping wires are blocked and broken, a packaging bag is squeezed, and the like, so that the processing fault rate and the processing cost of downstream customers are increased.
Disclosure of Invention
The invention aims to provide a high wire packet type regulation control method, and solves the problem that in the prior art, the high wire packet type has coil type unevenness.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a high line packet type regulation control method is characterized by comprising the following steps:
s1, discharging the wire from the finishing mill into a pinch roll, and adjusting the distance between the tail of the wire and the finishing mill when the pinch roll is clamped at a high position so that the position of the tail of the wire is moderate when the tail of the wire is clamped at a high position and a tail dead-force large ring or an over-force small ring is avoided;
s2, adjusting the limiting size of a pinch roll collar to enable the distance of a pinch pass to be moderate, enabling the wire to be clamped stably and to be spun in the whole process, and preventing the wire from flying due to improper clamping force;
s3, feeding the wire rod coming out of the pinch roll into a wire laying head, adjusting the time of the wire laying head motor from 0rpm to 1300rpm, and improving the following performance of the mechanical movement of the wire laying head to an electrical signal;
s4, adjusting the fluctuation mode of the spinning machine rotating speed to change the rotating speed curve from sine wave to triangular wave, and improving the smoothness of the transition area when the coil is distributed;
s5, air blowing is arranged on the wire between the pinch roll and the laying head, the front air blowing mode of the laying head is adjusted, front blowing is cancelled, back blowing is normally opened, the influence of external sudden change stress factors on wire laying is reduced, and the wire laying stability is improved;
s6, the wire rod from the laying head is sent to the coil gathering ring distributor through a cold dispersing roller way, the size of the fan blade of the coil gathering ring distributor is changed, the size of the coil staggered layer in the last step is reduced, and the coil moving to the coil gathering barrel is subjected to coil gathering and packaging.
Furthermore, a horizontal distance adjusting mechanism along the wire conveying direction is arranged on the pinch roll, and the distance adjusting range between the tail of the wire of the pinch roll and the finishing mill is-15 m-30 m.
Furthermore, a roll collar of the pinch roll is provided with a roll collar limiting and adjusting mechanism for adjusting the distance of a pinch pass, and the adjusting range is 1.5-3.5 mm.
Furthermore, the time adjustment range of the spinning machine motor from 0rpm to 1300rpm is 25 s-100 s.
Furthermore, the fluctuation range of the rotating speed of the laying head is-8%.
Further, the lower limit of the fluctuation cycle of the spinning machine rotation speed is 1.5 s.
Furthermore, the adjustment range of the blade tail of the coil collecting wire ring distributor to the maximum size of the coil collecting cylinder is 0-30 mm.
Compared with the prior art, the invention has the following advantages and effects: the high wire wrapping type regulating control method can reduce air blowing interference during wire spinning at the head of the coil, stabilize the clamping force during wire spinning at the tail, distribute the coil at the beginning of wire spinning, reduce the control of coil collection on the coil, ensure that the coil is distributed more uniformly as a whole, reduce the phenomenon of uneven wrapping type after packaging, reduce the influence of cargo transfer on the surface quality, and improve the customer satisfaction and loyalty.
Drawings
FIG. 1 is a schematic diagram of a process arrangement for a high-thread type structured control method of the present invention.
Fig. 2 is a schematic view of the tucker loop dispenser of the present invention.
Detailed Description
To elaborate on technical solutions adopted by the present invention to achieve predetermined technical objects, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, it is obvious that the described embodiments are only partial embodiments of the present invention, not all embodiments, and technical means or technical features in the embodiments of the present invention may be replaced without creative efforts, and the present invention will be described in detail below with reference to the drawings and in conjunction with the embodiments.
As shown in fig. 1, the process arrangement of the high wire wrapping type regulating control method of the invention comprises a finishing mill 1, a pinch roll 2, an air blowing 3, a wire laying head 4, a cold dispersing roll table 5 and a wire collecting ring distributor 6 which are sequentially arranged along the conveying direction of the wire, wherein the wire discharged from the finishing mill 1 is sent into the pinch roll 2, the wire is sent into the wire laying head 4 through the pinch roll 2, the air blowing 3 is arranged between the pinch roll 2 and the wire laying head 4, and the wire discharged from the wire laying head 4 is conveyed into the wire collecting ring distributor 6 through the cold dispersing roll table 5 and then is wrapped.
The invention discloses a high wire packet type regulation control method, which comprises the following steps:
s1, discharging the wire from the finishing mill into a pinch roll, and adjusting the distance between the tail of the wire and the finishing mill when the pinch roll is clamped at a high position so that the position of the tail of the wire is moderate when the tail of the wire is clamped at a high position and a tail dead-force large ring or an over-force small ring is avoided; the pinch roll is provided with a horizontal distance adjusting mechanism along the conveying direction of the wire rod, and the distance adjusting range of the tail part of the wire rod of the pinch roll and the finishing mill is-15 m-30 m.
S2, adjusting the limiting size of a pinch roll collar to enable the distance of a pinch pass to be moderate, enabling the wire to be clamped stably and to be spun in the whole process, and preventing the wire from flying due to improper clamping force; the roll collar of the pinch roll is provided with a roll collar limiting and adjusting mechanism for adjusting the distance of a pinch pass, and the adjusting range is 1.5 mm-3.5 mm.
S1 and S2 jointly guarantee the stability of the wire running before spinning and reduce the shaking of the coil during the whole process, particularly tail spinning.
S3, feeding the wire rod coming out of the pinch roll into a wire laying head, adjusting the time of the wire laying head motor from 0rpm to 1300rpm, and improving the following performance of the mechanical movement of the wire laying head to an electrical signal; the time adjustment range of the spinning machine motor from 0rpm to 1300rpm is 25 s-100 s.
S4, adjusting the fluctuation mode of the spinning machine rotating speed to change the rotating speed curve from sine wave to triangular wave, and improving the smoothness of the transition area when the coil is distributed; the fluctuation range of the rotating speed of the laying head is-8 to 8 percent, and the lower limit of the fluctuation period of the rotating speed of the laying head is 1.5 s.
S5, air blowing is arranged on the wire between the pinch roll and the wire laying head, the front air blowing mode of the wire laying head is adjusted, front blowing is cancelled, back blowing is normally opened, the influence of external sudden change stress factors on wire laying is reduced, and wire laying stability is improved.
S3, S4 and S5 control the wire laying process together, and increase the control mode and stability of the laying head to the ring-shaped cloth.
S6, the wire rod from the laying head is sent to the coil gathering ring distributor through a cold dispersing roller way, the size of the fan blade of the coil gathering ring distributor is changed, the size of the coil staggered layer in the last step is reduced, and the coil moving to the coil gathering barrel is subjected to coil gathering and packaging. The adjustment range of the fan blade tail of the coil collecting ring distributor to the maximum size of the coil collecting cylinder is 0-30 mm. As shown in fig. 2, the winding wire ring distributor includes a distributor housing 7, a first blade 8 and a second blade 9, the distributor housing 7 is a truncated cone-shaped tube with a smaller lower end, and the first blade 8 and the second blade 9 are partially overlapped and disposed inside the distributor housing 7.
Steps S3, S4, S5, and S6 collectively advance the staggered-layer coil fabric from the loop distributor to the laying head, mainly changing from simple mechanical low-precision control to electrical mating mechanical high-precision control.
The distance between the pinch roll and the mini rolling mill is adjusted, so that the size of a tail ring of the wire spinning coil is kept stable; the pinch roll collar limit is used for providing stable pinch force of the wire outlet spinning pipe; the speed-up time of a spinning motor is adjusted, and the following performance of spinning and control signals is improved; the fluctuation mode of the rotating speed of the laying head is adjusted, so that the swinging distribution of the coil is more uniform; the air blowing mode in front of the laying head is adjusted, so that the laying stability is improved; the size of the fan blade of the coil collecting ring distributor is changed, the mutual interference of the ring distributor and the spinning swing on the coil distribution is reduced, the coil distribution is more uniform, and the packaged shape is not easy to generate unevenness.
The technical solution of the present invention is further illustrated by the following specific examples.
Example 1:
a novel high-wire-pack type regularization control method is used for phi 13.0mm tool steel and comprises the following steps:
and S1, adjusting the distance between the tail of the wire rod and the mini rolling mill when the pinch roll clamps the wire rod at a high position, wherein the adjustment range is 0-10 m.
And S2, adjusting the limiting size of the pinch roll collar, wherein the adjusting range is 2.0 mm-2.5 mm.
And S3, adjusting the time of the spinning machine motor from 0rpm to 1300rpm, wherein the adjustment range is between 30S and 50S.
S4, adjusting the fluctuation mode of the spinning machine to change the curve of the rotating speed from sine wave to triangular wave, wherein the fluctuation range of the rotating speed is-4%, and the fluctuation period is 3.5S.
And S5, adjusting the front air blowing mode of the laying head, canceling front blowing and normally opening back blowing.
S6, changing the size of the fan blade of the coil collecting ring distributor, wherein the maximum size of the tail part of the fan blade from the coil collecting cylinder is 15mm, and performing coil collecting packaging on the coil running to the coil collecting cylinder;
example 2:
a novel high-line-shape regular control method is used for carbon steel with phi 12.0mm, and comprises the following steps:
and S1, adjusting the distance between the tail of the wire rod and the mini rolling mill when the pinch roll clamps the wire rod at a high position, wherein the adjustment range is 5-15 m.
S2, adjusting the limiting size of the pinch roll collar, wherein the adjusting range is 2.0 mm-3.0 mm.
And S3, adjusting the time of the spinning machine motor from 0rpm to 1300rpm, wherein the adjusting range is between 35S and 60S.
S4, adjusting the fluctuation mode of the spinning machine to change the curve of the rotating speed from sine wave to triangular wave, wherein the fluctuation range of the rotating speed is-5 to 0 percent, and the fluctuation period is 2.5S.
And S5, adjusting the front air blowing mode of the laying head, canceling front blowing and normally opening back blowing.
S6, changing the size of a fan blade of the coil collecting ring distributor, wherein the maximum size of the tail part of the fan blade from the coil collecting cylinder is 5mm, and performing coil collecting packaging on coils running to the coil collecting cylinder;
although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A high wire-wrapping type regulating control method is characterized by comprising the following steps:
s1, discharging the wire rod from the finishing mill into a pinch roll, and adjusting the distance between the tail of the wire rod and the finishing mill when the pinch roll is in high clamping to ensure that the position of the tail of the wire rod is moderate when the wire rod is in high clamping without generating large tail force loss rings or small tail force passing rings;
s2, adjusting the limiting size of a pinch roll collar to enable the distance of a pinch pass to be moderate, enabling the wire to be clamped stably and to be spun in the whole process, and preventing the wire from flying due to improper clamping force;
s3, feeding the wire rod coming out of the pinch roll into a wire laying head, adjusting the time of the wire laying head motor from 0rpm to 1300rpm, and improving the following performance of the mechanical movement of the wire laying head to an electrical signal;
s4, adjusting the fluctuation mode of the spinning machine rotating speed to change the rotating speed curve from sine wave to triangular wave, and improving the smoothness of the transition area when the coil is distributed;
s5, air blowing is arranged on the wire between the pinch roll and the laying head, the front air blowing mode of the laying head is adjusted, front blowing is cancelled, back blowing is normally opened, the influence of external sudden change stress factors on wire laying is reduced, and the wire laying stability is improved;
s6, the wire rod from the laying head is sent to the coil gathering ring distributor through a cold dispersing roller way, the size of the fan blade of the coil gathering ring distributor is changed, the size of the coil staggered layer in the last step is reduced, and the coil moving to the coil gathering barrel is subjected to coil gathering and packaging.
2. The high-speed wire-wrapping type warping control method of claim 1, wherein: the pinch roll is provided with a horizontal distance adjusting mechanism along the conveying direction of the wire rod, and the distance adjusting range of the tail part of the wire rod of the pinch roll and the finishing mill is-15 m-30 m.
3. The high-speed wire-wrapping type warping control method of claim 1, wherein: the roll collar of the pinch roll is provided with a roll collar limiting and adjusting mechanism for adjusting the distance of a pinch pass, and the adjusting range is 1.5-3.5 mm.
4. The high-speed wire-wrapping type warping control method of claim 1, wherein: the time adjustment range of the wire laying machine motor from 0rpm to 1300rpm is 25 s-100 s.
5. The high-speed wire-wrapping type warping control method of claim 1, wherein: the fluctuation range of the spinning machine rotating speed is-8%.
6. The high wire-wrapping type regularity controlling method according to claim 5, characterized in that: the lower limit of the fluctuation period of the spinning machine rotating speed is 1.5 s.
7. The high-speed wire-wrapping type warping control method of claim 1, wherein: the adjustment range of the maximum size of the tail part of the fan blade of the coil collecting ring distributor to the coil collecting cylinder is 0-30 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214489.7A CN114558895B (en) | 2022-03-07 | 2022-03-07 | High-speed wire packet type regulation control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214489.7A CN114558895B (en) | 2022-03-07 | 2022-03-07 | High-speed wire packet type regulation control method |
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| CN114558895B CN114558895B (en) | 2023-04-18 |
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