CN107282636B - A kind of high-speed rod flying shear blade localization method - Google Patents
A kind of high-speed rod flying shear blade localization method Download PDFInfo
- Publication number
- CN107282636B CN107282636B CN201710590118.8A CN201710590118A CN107282636B CN 107282636 B CN107282636 B CN 107282636B CN 201710590118 A CN201710590118 A CN 201710590118A CN 107282636 B CN107282636 B CN 107282636B
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- CN
- China
- Prior art keywords
- flying shear
- speed
- controller
- encoder
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D25/00—Machines or arrangements for shearing stock while the latter is travelling otherwise than in the direction of the cut
- B23D25/02—Flying shearing machines
- B23D25/08—Flying shearing machines having two coacting shearing blades mounted independently
Abstract
The invention discloses a kind of high-speed rod flying shear blade localization methods: revolving speed, the flying shear controller for the motor being respectively adopted in electric machine controller control high-speed wire production line control the shearing of the flying shear in high-speed wire production line, revolving speed is calculated by the encoder being arranged on motor output shaft, again by the way that code device signal is divided into two-way with encoder concatenated signal distributor, it is transmitted to electrode controller all the way, another way is transmitted to flying shear controller.A kind of high-speed rod flying shear blade localization method, encoder is not installed on flying shear, since the speed ratio of reduction gearbox is fixed, by installing a signal distributor at motor encoder, motor encoder is divided into two paths of signals, is sent all the way to original electric machine controller, it is controlled for motor speed, another way replaces the signal of former cutting edge encoder, send to flying shear controller, controls for flying shear.This control method substantially increases the stability of equipment, has not only saved cost, but also improve production efficiency.
Description
Technical field
The present invention relates to high-speed rod flying shear technical field, in particular to a kind of high-speed rod flying shear blade localization method.
Background technique
High-speed rod flying shear is a kind of important equipment in high-speed rod workshop in steel rolling, which is generally located on high-speed line
The previous rack of material milling train, rolls for protecting.There are two rolling mills in high-speed wire production line, flying shear is arranged between milling train,
Flying shear has one group of turntable, has cutting edge on turntable；Wherein preceding milling train group is generally pre-finishing mill group, rear milling train in high-speed rod workshop
Group is generally mm finishing mill unit, HMD1(hot metal detector in wire rod workshop) it is used to control the heat gold of shearing for two with HMD2
Belong to detector, railway switch is the actuating mechanism for the rolled piece of high-speed rod to be sent into shearing or rolling, when HMD1 and HMD2 all
Have to calculate when signal and be cut off, railway switch is put to shearing position, and after flying shear cutting head or back-end crop, railway switch is put to steel position is crossed, and is rolled
Part, which enters rear rolled piece, to be continued to roll, and after flying shear cutting head or back-end crop using it is cataclasm cut to cut off or cut it is useless carry out secondary shearing,
In order to collect.
During high-speed flying shear, the positioning of flying shear blade and the revolving speed of motor are always the core of high-speed flying shear control.
Existing equipment is separately installed with encoder in motor and cutting edge, carries out speed and shearing property.However when the rolled piece of rolling is larger
Or material it is harder when, the turntable vibration of flying shear is larger, and since cutting edge encoder is mounted on the turntable of flying shear, vibration is big very
It is be easy to cause the damage of encoder, it is inaccurate so as to cause flying shear shearing, or even the important equipment on production line can be damaged.This
It is high that kind control method produces unstable and cost of equipment maintenance.
Summary of the invention
Regarding the issue above, the present invention provides a kind of high-speed rod flying shear blade localization method.
To achieve the above object, the method that the present invention uses is: a kind of high-speed rod flying shear blade localization method: adopting respectively
With in the revolving speed of the motor in electric machine controller control high-speed wire production line, flying shear controller control high-speed wire production line
The shearing of flying shear calculates revolving speed by the encoder being arranged on motor output shaft, then by dividing with the concatenated signal of encoder
Code device signal is divided into two-way by orchestration, is transmitted to electrode controller all the way, and another way is transmitted to flying shear controller.
As an improvement of the present invention, according to high-speed line when flying shear controller receives the signal of signal distributor transmission
The speed ratio of reduction gearbox completes the measuring and calculating to flying shear blade position in material production line.
As an improvement of the present invention, the speed ratio of reduction gearbox is 1 in high-speed wire production line.
As an improvement of the present invention, the encoder pulse is 0-8192, and corresponding motor output shaft degree is 0-360
Degree.
As an improvement of the present invention, the signal distributor is mounted on the control cabinet in high-speed wire production line.
As an improvement of the present invention, the electric machine controller and flying shear controller are connected with the input terminal of PLC simultaneously
Connection.
As an improvement of the present invention, the signal distributor is additionally provided with Article 3 branch and connects with PLC input terminal, institute
It states and is equipped with self-test unit in PLC, the command signal of electric machine controller and flying shear controller is carried out after analysis estimates and be adjusted
Theoretical motor speed and the real electrical machinery rotary speed data that is received from signal distributor of next round compare.
As an improvement of the present invention, the power-supply controller of electric of the PLC output end and motor connects, when PLC self-test list
It is that data and signal distributor transmit that first command signal of electric machine controller and flying shear controller by analysis, which estimates motor speed,
To PLC actual data signal it is inconsistent when, PLC send instructions to power-supply controller of electric disconnect motor power.
The utility model has the advantages that
A kind of high-speed rod flying shear blade localization method provided by the invention, does not install encoder, due to subtracting on flying shear
The speed ratio of fast case is fixed, and by one signal distributor of installation at motor encoder, motor encoder is divided into two paths of signals,
It is sent all the way to original electric machine controller, is controlled for motor speed, another way replaces the signal of former cutting edge encoder, send to winged
Controller is cut, is controlled for flying shear.This control method substantially increases the stability of equipment, has not only saved cost, but also
Improve production efficiency.
Detailed description of the invention
Fig. 1 is high-speed wire production line flying shear area equipment arrangement schematic diagram；
Fig. 2 is control principle flow chart of the invention.
Each component in figure are as follows:
Milling train group before 1-, 2- hot metal detector a, 3- hot metal detector b, 4- railway switch, 5- flying shear, 6- is cataclasm to be cut,
Milling train group after 7-.
Specific embodiment
Below with reference to embodiment and referring to attached drawing, the invention will be further described, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description,
" rear ", "left", "right", "up" and "down" refer to that the direction in width figure, word "inner" and "outside" refer respectively to direction or remote
Direction from geometric center of specific component.
A kind of high-speed rod flying shear blade localization method: it is respectively adopted in electric machine controller control high-speed wire production line
Revolving speed, the flying shear controller of motor control the shearing of the flying shear in high-speed wire production line, by being arranged on motor output shaft
Encoder calculate revolving speed, then by the way that code device signal is divided into two-way with encoder concatenated signal distributor, transmit all the way
To electrode controller, another way is transmitted to flying shear controller.
As a kind of embodiment of the invention, according to high speed when flying shear controller receives the signal of signal distributor transmission
The speed ratio of reduction gearbox completes the measuring and calculating to flying shear blade position in wire rod production line.
As a kind of embodiment of the invention, the speed ratio of reduction gearbox is 1 in high-speed wire production line.
As a kind of embodiment of the invention, the encoder pulse is 0-8192, and corresponding motor output shaft degree is 0-
360 degree.
As a kind of embodiment of the invention, the signal distributor is mounted on the control cabinet in high-speed wire production line
On.
As a kind of embodiment of the invention, the electric machine controller and flying shear controller the input terminal string with PLC simultaneously
Connection connection.
Article 3 branch is additionally provided with as signal distributor described in a kind of embodiment of the invention to connect with PLC input terminal,
It is equipped with self-test unit in the PLC, the command signal of electric machine controller and flying shear controller is carried out analyzing to estimate being adjusted
The real electrical machinery rotary speed data that theoretical motor speed and next round afterwards is received from signal distributor compares.
As a kind of embodiment of the invention, the power-supply controller of electric of the PLC output end and motor is connected, when PLC self-test
The command signal of electric machine controller and flying shear controller estimates motor speed to unit by analysis is that data and signal distributor pass
When the defeated actual data signal to PLC is inconsistent, PLC sends instructions to power-supply controller of electric and disconnects motor power.
A kind of high-speed rod flying shear blade localization method provided by the invention, does not install encoder, due to subtracting on flying shear
The speed ratio of fast case is fixed, and by one signal distributor of installation at motor encoder, motor encoder is divided into two paths of signals,
It is sent all the way to original electric machine controller, is controlled for motor speed, another way replaces the signal of former cutting edge encoder, send to winged
Controller is cut, is controlled for flying shear.This control method substantially increases the stability of equipment, has not only saved cost, but also
Improve production efficiency.
The above described is only a preferred embodiment of the present invention, being not the limit for making any other form to the present invention
System, and made any modification or equivalent variations according to the technical essence of the invention, still fall within present invention model claimed
It encloses.
Claims (2)
1. a kind of high-speed rod flying shear blade localization method, it is characterised in that: electric machine controller control high-speed rod is respectively adopted
Revolving speed, the flying shear controller of motor in production line control the shearing of the flying shear in high-speed wire production line, by being arranged in electricity
Encoder on machine output shaft calculates revolving speed, then by being at least divided into code device signal with the concatenated signal distributor of encoder
Two branches, are transmitted to electric machine controller all the way, and another way is transmitted to flying shear controller；Flying shear controller receives signal distribution
The speed ratio when signal of device transmission according to reduction gearbox in high-speed wire production line completes the measuring and calculating to flying shear blade position；High-speed line
The speed ratio of reduction gearbox is 1 in material production line；The encoder pulse is 0-8192, and corresponding motor output shaft degree is 0-360 degree；
The signal distributor is mounted on the control cabinet in high-speed wire production line；The electric machine controller and flying shear controller are simultaneously
It is connected in series with the input terminal of PLC；The signal distributor is additionally provided with Article 3 branch and connects with PLC input terminal, in the PLC
Equipped with self-test unit, the command signal of electric machine controller and flying shear controller is subjected to analysis and estimates the theory electricity after being adjusted
The real electrical machinery rotary speed data that machine revolving speed and next round are received from signal distributor compares.
2. a kind of high-speed rod flying shear blade localization method according to claim 1, it is characterised in that: the PLC output
End connect with the power-supply controller of electric of motor, when PLC self-test unit by analysis electric machine controller and flying shear controller instruction believe
Number estimate motor speed data and signal distributor be transferred to PLC actual data signal it is inconsistent when, PLC sends instructions to electricity
Source controller disconnects motor power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710590118.8A CN107282636B (en) | 2017-07-19 | 2017-07-19 | A kind of high-speed rod flying shear blade localization method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710590118.8A CN107282636B (en) | 2017-07-19 | 2017-07-19 | A kind of high-speed rod flying shear blade localization method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107282636A CN107282636A (en) | 2017-10-24 |
| CN107282636B true CN107282636B (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710590118.8A Active CN107282636B (en) | 2017-07-19 | 2017-07-19 | A kind of high-speed rod flying shear blade localization method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111842494B (en) * | 2020-07-22 | 2022-03-11 | 安徽日升机械制造有限公司 | High-speed wire rod flying shear cutting edge positioning device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1738507A1 (en) * | 1990-03-19 | 1992-06-07 | Украинский Государственный Проектный И Проектно-Конструкторский Институт "Тяжпромэлектропроект" | Digital arrangement for controlling flying shears |
| IT1344097B1 (en) * | 2003-06-04 | 2008-02-12 | Tecnau Srl | Punching and / or drilling equipment for continuous forms |
| CN202126610U (en) * | 2011-07-22 | 2012-01-25 | 北京金自天正智能控制股份有限公司 | Cold tandem rolling strip steel flying shear control system |
| CN102513355B (en) * | 2011-12-09 | 2014-07-02 | 中冶南方（武汉）自动化有限公司 | Control method for flying shear tail-shearing of rod wire |
| CN203091844U (en) * | 2012-12-04 | 2013-07-31 | 江苏永钢集团有限公司 | Forced-shearing flying shear |
| CN103331481B (en) * | 2013-06-14 | 2016-03-30 | 江苏永钢集团有限公司 | A kind of method controlling Double Dimension Flying Shears sheared length |
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| Publication number | Publication date |
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| CN107282636A (en) | 2017-10-24 |
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