CN104785532B - A kind of threading control method and device - Google Patents
A kind of threading control method and device Download PDFInfo
- Publication number
- CN104785532B CN104785532B CN201510151624.8A CN201510151624A CN104785532B CN 104785532 B CN104785532 B CN 104785532B CN 201510151624 A CN201510151624 A CN 201510151624A CN 104785532 B CN104785532 B CN 104785532B
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- band
- milling train
- machine
- head
- roll
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Classifications
-
- 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
- B21B37/58—Roll-force control; Roll-gap control
-
- 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
- B21B37/46—Roll speed or drive motor control
-
- 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
- B21B37/48—Tension control; Compression control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
- B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/02—Winding-up or coiling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Abstract
The present invention is with regard to a kind of threading control method and device, and control uncoiler rotates forward, and when the head of band reaches at centralising device, control uncoiler stops operating;The control head to band for the centralising device carries out centering;When finishing the head centering of band, the roll-force that the roll of control milling train closed and arranged milling train is the roll-force of default value;Set up the tension force of the band being positioned between described uncoiler and described milling train;The relation between uncoiler and milling train that arranges is interaction relation;The roll of control milling train rotates forward simultaneously;When the jaw of coiling machine after the head arrival machine of band, the roll of control milling train stops operating, and the jaw of coiling machine clamps the head of band after controlling machine;Set up the tension force being positioned at the band between coiling machine and described milling train after described machine.The present invention can reduce the quantity of waste wood, such that it is able to improve lumber recovery.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of threading control method and device.
Background technology
Currently, steel rolling mill generally utilizes strip-rolling system as shown in Figure 1 to roll band, sees Fig. 1, band
Material rolling system includes coiling machine the 4th, process channel 5 and system control after coiling machine the 3rd, machine before milling train the 1st, uncoiler the 2nd, machine
Device 6 processed;After coiling machine before milling train, uncoiler, machine, machine, coiling machine electrically connects with system controller respectively;System controls
Device is for being controlled to coiling machine after coiling machine before milling train, uncoiler, machine and machine respectively.Coiling machine before uncoiler and machine
Being positioned at milling train side, after machine, coiling machine is positioned at milling train opposite side.
Generally, by the strip-rolling system shown in Fig. 1 to strip-rolling before, need first in strip-rolling system
On Tong, threading is carried out to band.
Prior art provides a kind of threading control method: originally, and strip coiling is on uncoiler and the head of band is positioned at
In process channel, roll gap between upper and lower two rolls of milling train is relatively big and thickness more than band, and controller controls uncoiler
Rotate forward (being rotate in an anti-clockwise direction in FIG) so that the head of band is along process channel from uncoiler to milling train
Direction motion, and move when the head of band passes through the follow-up reforwarding of roll of milling train, when batching after the head arrival machine of band
During the jaw of machine, after controller control machine, the jaw of coiling machine clamps the head of band, and wherein the head of band passes through milling train
Roll when milling train roll roll-force is not had to band.In order to avoid band sideslip, roll up after controller control machine again
The machine of taking rotates forward, and so that band to batch on coiling machine after machine 4-5 circle, batches 4-5 after band is at machine on coiling machine
After controlling uncoiler and machine after circle, coiling machine stops operating, and is now placed in before machine the band between coiling machine after coiling machine and machine
Possess tension force, so complete to carry out threading to band.
But, after finishing band threading, in FIG, there is part band to be positioned at the left side of milling train, it is assumed that this
When be positioned at milling train the band on the left side be band A1, including the band between coiling machine and batching at machine after being positioned at milling train and machine
The band of 4-5 circle on rear coiling machine, the band on the right being positioned at milling train is band A2, and band is being rolled by milling train afterwards
Cannot roll band A1 when processed, can only roll band A2, such band A1 will be wasted, and leads
Cause rolling lumber recovery relatively low.
Content of the invention
For overcoming problem present in correlation technique, the present invention provides a kind of threading control method and device.
First aspect, the invention provides a kind of threading control method, is applied in strip-rolling system, and described band rolls
System processed also includes centralising device, and described centralising device electrically connects with the controller in described strip-rolling system, described right
Middle device is positioned at after the milling train that described strip-rolling system includes and machine in the process channel between coiling machine, described method bag
Include:
The uncoiler in the described strip-rolling system of controller control in described strip-rolling system rotates forward, with by position
Moved to the opening part of described centralising device by process channel after the head aligning of the band on uncoiler;
Judge whether the head of described band reaches the opening part of described centralising device;
When the head of described band reaches the opening part of described centralising device, control described uncoiler and stop operating;
Control the head to described band for the described centralising device and carry out centering;
When finishing the head centering of described band, the roll controlling described milling train closes and arranges the rolling of described milling train
Power is the roll-force of default value;
Set up the tension force of the band being positioned between described uncoiler and described milling train;
The relation between described uncoiler and described milling train that arranges is interaction relation, so that when the roll forward of described milling train turns
Described uncoiler is driven to rotate forward by described band when dynamic;
The roll controlling described milling train rotates forward simultaneously, so that described band continues to transmit in described process channel, and
Described milling train is made to roll described band with the roll-force of described default value;
When the jaw of coiling machine after the head arrival machine of described band, the roll controlling described milling train stops operating, and controls
After making described machine, the jaw of coiling machine clamps the head of described band;
Set up the tension force being positioned at the band between coiling machine and described milling train after described machine.
Wherein, whether the described head judging described band reaches the opening part of described centralising device, comprising:
Judging whether to receive the notification signal that described centralising device sends, described notification signal is for indicating described band
Head reaches the opening part of described centralising device;
When receiving the notification signal that described centralising device sends, determine that the head of described band reaches described centralising device
Opening part.
Wherein, described system also includes tension controller, and described tension controller batches before described controller, described machine
Coiling machine, the electrical connection of described uncoiler after machine, described machine;Described foundation is positioned between described uncoiler and described milling train
The tension force of band, comprising:
Send for asking the request message setting up the tension force of the band being positioned between described uncoiler and described milling train to institute
State tension controller, so that described tension controller sets up the tension force of the band being positioned between described uncoiler and described milling train.
Wherein, described foundation is positioned at the tension force of the band after described machine between coiling machine and described milling train, comprising:
Send and be positioned at the request message of the tension force of the band between coiling machine and described milling train after described machine for asking to set up
To described tension controller, so that described tension controller is set up is positioned at the band between coiling machine and described milling train after described machine
The tension force of material.
Second aspect, the invention provides a kind of threading control device, and described device includes:
First control module, for the uncoiling in the described strip-rolling system of controller control in described strip-rolling system
Machine rotates forward, and moves to described centralising device by process channel after aligning with the head that will be located in the band on uncoiler
Opening part;
Judge module, for judging whether the head of described band reaches the opening part of described centralising device;
Second control module, is used for, when the head of described band reaches the opening part of described centralising device, opening described in control
Volume machine stops operating;
3rd control module, carries out centering for controlling the head to described band for the described centralising device;
4th control module, for when finishing the head centering of described band, the roll controlling described milling train closes simultaneously
The roll-force arranging described milling train is the roll-force of default value;
First sets up module, for setting up the tension force of the band being positioned between described uncoiler and described milling train;
Module is set, is interaction relation for the relation arranging between described uncoiler and described milling train, so that ought described roll
Described uncoiler is driven to rotate forward by described band when the roll of machine rotates forward;
5th control module, rotates forward for the roll controlling described milling train simultaneously, so that described band continues described
Transmit in process channel, and make described milling train roll described band with the roll-force of described default value;
6th control module, for when the jaw of coiling machine after the head arrival machine of described band, controls described milling train
Roll stops operating, and the jaw of coiling machine clamps the head of described band after controlling described machine;
Second sets up module, for setting up the tension force being positioned at the band between coiling machine and described milling train after described machine.
Wherein, described judge module includes:
Judging unit, for judging whether to receive the notification signal that described centralising device sends, described notification signal is used for
Indicate that the head of described band reaches the opening part of described centralising device;
Determining unit, for when receiving the notification signal that described centralising device sends, determining that the head of described band arrives
Reach the opening part of described centralising device.
Wherein, described first set up module for send be positioned between described uncoiler and described milling train for asking to set up
The request message of the tension force of band give described tension controller so that described tension controller set up be positioned at described uncoiler with
The tension force of the band between described milling train.
Wherein, described second set up module for send for ask foundation be positioned at after described machine coiling machine and described milling train it
Between band tension force request message give described tension controller so that described tension controller set up be positioned at described machine after
The tension force of the band between coiling machine and described milling train.
The technical scheme that embodiments of the invention provide can include following beneficial effect: wherein, in the prior art, wears
When band finishes, owing to during passes afterwards, milling train cannot be between coiling machine after from milling train to machine, length
This section of band for S rolls, when therefore threading finishes, from milling train to machine after between coiling machine, a length of S
Band eventually becomes waste wood.
In the embodiment shown in Fig. 1 of the present invention, when the head of band reaches the opening part of centralising device, control milling train
Roll close and control milling train and with the roll-force of default value, band is rolled, batch after band head reaches machine
During the jaw of machine, now, a length of S1 of the band between coiling machine and centralising device after machine, due in passage afterwards
In the operation of rolling, milling train cannot be that the band of S1 rolls to this segment length, and therefore this segment length is that the band of S1 is final
Waste wood can be become, but, due to the band of S2 between milling train and centralising device, a length of by milling train with default value
Roll-force rolled, therefore, during the passes afterwards milling train still can to milling train and centralising device it
Between, the band of a length of S2 carries out rolling makes it become a useful person.
To sum up, in the prior art, eventually become a length of S of waste wood, eventually become the length of waste wood in the present invention
For S1, owing to S1 is less than S, therefore the present invention decreases the quantity of waste wood relative to prior art, thus improves into
Material rate.
It should be appreciated that it is only exemplary and explanatory that above general description and details hereinafter describe, can not
Limit the present invention.
Brief description
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the enforcement meeting the present invention
Example, and for explaining the principle of the present invention together with specification.
Fig. 1 is the structural representation of a kind of strip-rolling system according to prior art.
Fig. 2 is the structural representation of a kind of strip-rolling system according to an exemplary embodiment.
Fig. 3 is the flow chart of a kind of threading control method according to an exemplary embodiment.
Fig. 4 is the block diagram of a kind of threading control device according to an exemplary embodiment.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to attached
During figure, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary is implemented
Embodiment described in example does not represent all embodiments consistent with the present invention.On the contrary, they be only with such as
The example of the consistent apparatus and method of some aspects that described in detail in appended claims, the present invention.
Fig. 2 provides the structural representation of a kind of strip-rolling system, sees Fig. 2, and this strip-rolling system includes: roll
Coiling machine the 4th, process channel the 5th, system controller 6 and centralising device 7 after coiling machine the 3rd, machine before machine the 1st, uncoiler the 2nd, machine;
After coiling machine before milling train, uncoiler, machine, machine, coiling machine, centralising device electrically connect with system controller respectively;System control
Device processed is for being controlled to coiling machine after coiling machine before milling train, uncoiler, machine, machine and centralising device respectively.Uncoiler
Being positioned at milling train side with coiling machine before machine, after machine, coiling machine is positioned at milling train opposite side, and centralising device is positioned at described strip-rolling
After milling train that system includes and machine in the process channel between coiling machine, wherein, centralising device distance milling train is relatively near and distance
After machine, coiling machine is farther out.Wherein, after machine, the distance between coiling machine and milling train is S, after machine coiling machine and centralising device it
Between distance be S1, the distance between centralising device and milling train is S2.
Fig. 3 is the flow chart of a kind of threading control method according to an exemplary embodiment, as it is shown on figure 3, this bag
Include following steps.
In step S101, the uncoiler in controller control strip-rolling system in strip-rolling system rotates forward.
Originally, on uncoiler and the head of band is positioned in process channel strip coiling, and controller controls uncoiler forward
Rotating, in fig. 2, the direction that uncoiler rotates forward, for rotating counterclockwise, is such that more band is separated from
Volume machine, makes the head of the band being positioned in process channel be moved to the opening part of centralising device by process channel simultaneously.
In step s 102, it is judged that whether the head of band reaches the opening part of centralising device.
Centralising device carry sensors, by sensor, centralising device can detect whether the head of band reaches centering
The opening part of device, when reaching the opening part of centralising device, transmission notification signal is to controller, and notification signal is used for referring to
Show that the head of band reaches the opening part of centralising device;Controller receives the notification signal that centralising device sends, and determines band
Head reach centralising device opening part.
When the head of band reaches the opening part of centralising device, in step s 103, control uncoiler stops operating.
In step S104, the control head to band for the centralising device carries out centering.
So that band overlaps with roll line, it is to avoid band sideslip, and avoid affecting milling train pair due to band sideslip
Effect of rolling when the carrying out of band rolls.
In step S105, when finishing the head centering of band, the roll of control milling train closes and arranges milling train
Roll-force is the roll-force of default value.
Default value roll-force is less than roll-force when normally rolling band.The roll-force of normal rolling can be
60 percent or 80 percent etc., present invention contrast is not limited.
In step s 106, the tension force of the band being positioned between uncoiler and milling train is set up.
In step s 107, the relation between uncoiler and milling train that arranges is interaction relation.
So that uncoiler can be driven when the roll of milling train rotates forward to rotate forward by band;Wherein, the rolling of milling train
Roller positive movement is: in fig. 2, is positioned at the roll of upside for rotating clockwise, and is positioned at the roll of downside for counterclockwise turn
Dynamic.
In step S108, the roll of control milling train rotates forward.
So that band continues to transmit in process channel, band is rolled by milling train with the roll-force of default value simultaneously,
The thickness of band is reduced.
In step S109, when the jaw of coiling machine after the head arrival machine of band, the roll of control milling train stops turning
Dynamic, and the jaw of coiling machine clamps the head of band after controlling machine.
Wherein, after machine coiling machine carry sensor, sensor is positioned at the jaw of coiling machine after machine, can detect band
The jaw of coiling machine after the head of material whether arrival machine, the jaw of coiling machine after the head whether arrival machine of band being detected
When, after sending the head arrival machine being used for indicating band, the notification message of the jaw of coiling machine receives to controller, controller
This notification message, determines the jaw of coiling machine after the head arrival machine of band;Then after control machine, the jaw of coiling machine is clamped
The head of band, the roll simultaneously controlling milling train stops operating.
In step s 110, set up and be positioned at the tension force of the band between coiling machine and milling train after machine.
So, it is positioned at the band between uncoiler and milling train, and the band between coiling machine all has after being positioned at milling train and machine
Standby tension force, completes the crossing process to band.
Wherein, in the prior art, when crossing process finishes, owing to during passes afterwards, milling train cannot be right
After being now placed in milling train and machine between coiling machine, this section of band of a length of S roll, when therefore threading finishes,
This be positioned at milling train and machine after between coiling machine, this section of band of a length of S eventually become waste wood.
In the embodiment shown in Fig. 3 of the present invention, in the embodiment of the present invention, when the head of band reaches opening of centralising device
When at Kou, the roll of control milling train closes and controls milling train and rolls band with the roll-force of default value, works as band
When head reaches the jaw of coiling machine after machine, now, a length of S1 of the band between coiling machine and centralising device after machine,
Owing to during passes afterwards, milling train cannot be that the band of S1 rolls to this segment length, therefore this segment length
Band for S1 eventually becomes waste wood, but, owing to the band of S2 between milling train and centralising device, a length of is
Being rolled with the roll-force of default value by milling train, therefore, during passes afterwards, milling train still can be right
The band of S2 between milling train and centralising device, a length of carries out rolling makes it become a useful person.
To sum up, in the prior art, eventually become a length of S of waste wood, eventually become the length of waste wood in the present invention
For S1, owing to S1 is less than S, therefore the present invention decreases the quantity of waste wood relative to prior art, thus improves into
Material rate.
Secondly, centralising device is used to carry out centering to band, it is to avoid band batches on coiling machine after machine 4-5 circle, from
And the band that this 4-5 can be avoided to enclose is wasted, improve lumber recovery.
In an alternative embodiment of the invention, this strip-rolling system also includes tension controller, tension controller and controller,
Coiling machine, uncoiler electrical connection after coiling machine before machine, machine;
Wherein step S106 includes: send asking of the tension force for asking to set up the band being positioned between uncoiler and milling train
Ask message to tension controller, so that tension controller sets up the tension force of the band being positioned between uncoiler and milling train.
Wherein, step S110 includes: send for ask to set up be positioned at the band between coiling machine and milling train after machine
The request message of power is to tension controller, so that tension controller is set up is positioned at the band between coiling machine and milling train after machine
Tension force.
Fig. 4 is the block diagram of the kind threading control device according to an exemplary embodiment.With reference to Fig. 4, this device
Including:
First control module 201, in the described strip-rolling system of controller control in described strip-rolling system
Uncoiler rotates forward, and moves to described centering by process channel after aligning with the head that will be located in the band on uncoiler
The opening part of device;
Judge module 202, for judging whether the head of described band reaches the opening part of described centralising device;
Second control module 203, is used for, when the head of described band reaches the opening part of described centralising device, controlling institute
State uncoiler to stop operating;
3rd control module 204, carries out centering for controlling the head to described band for the described centralising device;
4th control module 205, for when finishing the head centering of described band, the roll controlling described milling train closes
The roll-force that merging arranges described milling train is the roll-force of default value;
First sets up module 206, for setting up the tension force of the band being positioned between described uncoiler and described milling train;
Module 207 being set, being interaction relation for the relation arranging between described uncoiler and described milling train, so that working as institute
State and drive described uncoiler to rotate forward by described band when the roll of milling train rotates forward;
5th control module 208, the roll for controlling described milling train rotates forward simultaneously, so that described band continues
Transmit in described process channel, and make described milling train roll described band with the roll-force of described default value;
6th control module 209, for when the jaw of coiling machine after the head arrival machine of described band, rolls described in control
The roll of machine stops operating, and the jaw of coiling machine clamps the head of described band after controlling described machine;
Second sets up module 210, for setting up the tension force being positioned at the band between coiling machine and described milling train after described machine.
Wherein, in the prior art, when crossing process finishes, owing to during passes afterwards, milling train cannot be right
After being now placed in milling train and machine between coiling machine, this section of band of a length of S roll, when therefore threading finishes,
This be positioned at milling train and machine after between coiling machine, this section of band of a length of S eventually become waste wood.
In the embodiment shown in Fig. 4 of the present invention, in the embodiment of the present invention, when the head of band reaches opening of centralising device
When at Kou, the roll of control milling train closes and controls milling train and rolls band with the roll-force of default value, works as band
When head reaches the jaw of coiling machine after machine, now, a length of S1 of the band between coiling machine and centralising device after machine,
Owing to during passes afterwards, milling train cannot be that the band of S1 rolls to this segment length, therefore this segment length
Band for S1 eventually becomes waste wood, but, owing to the band of S2 between milling train and centralising device, a length of is
Being rolled with the roll-force of default value by milling train, therefore, during passes afterwards, milling train still can be right
The band of S2 between milling train and centralising device, a length of carries out rolling makes it become a useful person.
To sum up, in the prior art, eventually become a length of S of waste wood, eventually become the length of waste wood in the present invention
For S1, owing to S1 is less than S, therefore the present invention decreases the quantity of waste wood relative to prior art, thus improves into
Material rate.
Wherein, described judge module 202 includes:
Judging unit, for judging whether to receive the notification signal that described centralising device sends, described notification signal is used for
Indicate that the head of described band reaches the opening part of described centralising device;
Determining unit, for when receiving the notification signal that described centralising device sends, determining that the head of described band arrives
Reach the opening part of described centralising device.
Further, described first set up module 206 for send roll with described for asking foundation to be positioned at described uncoiler
The request message of the tension force of the band between machine gives described tension controller, so that the foundation of described tension controller is positioned at described
The tension force of the band between uncoiler and described milling train.
Wherein, described second set up module 210 and roll with described for coiling machine after asking foundation to be positioned at described machine for sending
The request message of the tension force of the band between machine gives described tension controller, so that the foundation of described tension controller is positioned at described
The tension force of the band between coiling machine and described milling train after machine.
With regard to the device in above-described embodiment, wherein modules performs the concrete mode of operation in relevant the method
Embodiment is described in detail, explanation will be not set forth in detail herein.
Those skilled in the art, after considering specification and putting into practice invention disclosed herein, will readily occur to other of the present invention
Embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes
Or adaptations follow the present invention general principle and include the present invention undocumented in the art known often
Know or conventional techniques means.Description and embodiments is considered only as exemplary, true scope and spirit of the invention by under
The claim in face is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and
Various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (8)
1. a threading control method, is applied in strip-rolling system, and described strip-rolling system also includes centralising device,
Described centralising device electrically connects with the controller in described strip-rolling system, and described centralising device is positioned at described strip-rolling
After milling train that system includes and machine in the process channel between coiling machine, it is characterised in that described method includes:
The uncoiler in the described strip-rolling system of controller control in described strip-rolling system rotates forward, with by position
Moved to the opening part of described centralising device by process channel after the head aligning of the band on uncoiler;
Judge whether the head of described band reaches the opening part of described centralising device;
When the head of described band reaches the opening part of described centralising device, control described uncoiler and stop operating;
Control the head to described band for the described centralising device and carry out centering;
When finishing the head centering of described band, the roll controlling described milling train closes and arranges the rolling of described milling train
Power is the roll-force of default value;
Set up the tension force of the band being positioned between described uncoiler and described milling train;
The relation between described uncoiler and described milling train that arranges is interaction relation, so that when the roll forward of described milling train turns
Described uncoiler is driven to rotate forward by described band when dynamic;
The roll controlling described milling train rotates forward simultaneously, so that described band continues to transmit in described process channel, and
Described milling train is made to roll described band with the roll-force of described default value;
When the jaw of coiling machine after the head arrival machine of described band, the roll controlling described milling train stops operating, and controls
After making described machine, the jaw of coiling machine clamps the head of described band;
Set up the tension force being positioned at the band between coiling machine and described milling train after described machine.
2. method according to claim 1, it is characterised in that whether the described head judging described band reaches institute
State the opening part of centralising device, comprising:
Judging whether to receive the notification signal that described centralising device sends, described notification signal is for indicating described band
Head reaches the opening part of described centralising device;
When receiving the notification signal that described centralising device sends, determine that the head of described band reaches described centralising device
Opening part.
3. method according to claim 1, it is characterised in that described system also includes tension controller, described
Coiling machine before the machine that after force controller and described controller, machine, coiling machine, uncoiler and described strip-rolling system include
Electrical connection;Described foundation is positioned at the tension force of the band between described uncoiler and described milling train, comprising:
Send for the request message asking to set up the tension force of the band being positioned between described uncoiler and described milling train to described
Tension controller, so that described tension controller sets up the tension force of the band being positioned between described uncoiler and described milling train.
4. method according to claim 3, it is characterised in that described foundation be positioned at after described machine coiling machine with described
The tension force of the band between milling train, comprising:
Send for ask to set up the request message being positioned at the tension force of the band between coiling machine and described milling train after described machine to
Described tension controller, so that described tension controller is set up is positioned at the band between coiling machine and described milling train after described machine
Tension force.
5. a threading control device, is applied in strip-rolling system, and described strip-rolling system also includes centralising device,
Described centralising device electrically connects with the controller in described strip-rolling system, and described centralising device is positioned at described strip-rolling
After milling train that system includes and machine in the process channel between coiling machine, it is characterised in that described threading control device includes:
First control module, for the uncoiling in the described strip-rolling system of controller control in described strip-rolling system
Machine rotates forward, and moves to described centering by process channel after aligning with the head that will be located in the band on described uncoiler
The opening part of device;
Judge module, for judging whether the head of described band reaches the opening part of described centralising device;
Second control module, is used for, when the head of described band reaches the opening part of described centralising device, opening described in control
Volume machine stops operating;
3rd control module, carries out centering for controlling the head to described band for the described centralising device;
4th control module, for when finishing the head centering of described band, the roll controlling described milling train closes simultaneously
The roll-force arranging described milling train is the roll-force of default value;
First sets up module, for setting up the tension force of the band being positioned between described uncoiler and described milling train;
Module is set, is interaction relation for the relation arranging between described uncoiler and described milling train, so that ought described roll
Described uncoiler is driven to rotate forward by described band when the roll of machine rotates forward;
5th control module, rotates forward for the roll controlling described milling train simultaneously, so that described band continues described
Transmit in process channel, and make described milling train roll described band with the roll-force of described default value;
6th control module, for when the jaw of coiling machine after the head arrival machine of described band, controls described milling train
Roll stops operating, and the jaw of coiling machine clamps the head of described band after controlling described machine;
Second sets up module, for setting up the tension force being positioned at the band between coiling machine and described milling train after described machine.
6. device according to claim 5, it is characterised in that described judge module includes:
Judging unit, for judging whether to receive the notification signal that described centralising device sends, described notification signal is used for
Indicate that the head of described band reaches the opening part of described centralising device;
Determining unit, for when receiving the notification signal that described centralising device sends, determining that the head of described band arrives
Reach the opening part of described centralising device.
7. device according to claim 5, it is characterised in that described first sets up module for sending for asking
The request message of the tension force of the band that foundation is positioned between described uncoiler and described milling train gives described tension controller, so that
Described tension controller sets up the tension force of the band being positioned between described uncoiler and described milling train.
8. device according to claim 7, it is characterised in that described second sets up module for sending for asking
Set up the request message being positioned at the tension force of the band between coiling machine and described milling train after described machine to described tension controller,
So that described tension controller sets up the tension force being positioned at the band between coiling machine and described milling train after described machine.
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CN106475423B (en) * | 2015-08-28 | 2019-05-24 | 宝山钢铁股份有限公司 | A kind of Minimal Tension threading control method of cold-rolled orientation silicon steel thin plate |
CN108906893B (en) * | 2018-08-03 | 2020-05-05 | 中铝瑞闽股份有限公司 | Rolling method for improving success rate of aluminothermic finish rolling threading |
JP7119130B2 (en) * | 2019-01-29 | 2022-08-16 | Primetals Technologies Japan株式会社 | Control device for rolling mill, rolling equipment, and method for operating rolling mill |
CN111420996B (en) * | 2020-03-31 | 2021-04-20 | 中国重型机械研究院股份公司 | Method for controlling tape head to be positioned at soft jaw |
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