CN113102556B - Automatic feeding control method and system for bar straightening system - Google Patents

Automatic feeding control method and system for bar straightening system Download PDF

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Publication number
CN113102556B
CN113102556B CN202110358397.1A CN202110358397A CN113102556B CN 113102556 B CN113102556 B CN 113102556B CN 202110358397 A CN202110358397 A CN 202110358397A CN 113102556 B CN113102556 B CN 113102556B
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Prior art keywords
bar
metal detector
straightener
control system
signal
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CN113102556A (en
Inventor
杨家满
容臻芹
廖子东
魏斌
夏宏基
吴建成
戴坚辉
刘沫夏
曹培万
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Baowu JFE Special Steel Co Ltd
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Baowu JFE Special Steel Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
    • 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
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
    • 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)
  • Wire Processing (AREA)

Abstract

The invention relates to an automatic feeding control method and system for a bar straightening system, comprising the following steps: when the first metal detector detects a signal of the first bar on the C-shaped seat, controlling the first bar to be conveyed from the conveying roller to the direction of the straightener; when the second metal detector detects the signal of the first bar on the conveying roller, the first bar and the second bar are controlled to be conveyed to the straightener; when the first bar is detected to enter the straightener, the first bar is controlled to continue to run, and the second bar is controlled to stop running; when the third metal detector detects the signal of the first bar, the second bar is controlled to be continuously conveyed to the straightener, and meanwhile, the first bar is controlled to be conveyed to the collecting bench; the invention realizes continuous automatic production of bars, improves the working efficiency, reduces the labor cost and is suitable for popularization and use.

Description

Automatic feeding control method and system for bar straightening system
Technical Field
The invention relates to the technical field of control, in particular to an automatic feeding control method and system for a bar straightening system.
Background
In the production process of the field of special steel rolled materials, rolled round bars are straightened and then pass through flaw detection to be qualified and then are applied to the industry of manufacturing products. Although the straightener is widely used along with the development of technology, the existing straightener has no automatic feeding characteristic in an operation system when in use, the mode of straightening bars in the industry is generally to manually adjust the feeding holes of the bars to be sequentially arranged in the bar straightener, the use effect is not ideal, the problem that the production benefit of the straightener is low due to feeding in a manual mode is solved, and the production safety of operators is greatly compromised.
Disclosure of Invention
The invention aims to provide an automatic feeding control method and system for a bar straightening system, which realize continuous automatic production of bars, improve the working efficiency, reduce the labor cost and are suitable for popularization and use.
The technical aim of the invention is realized by the following technical scheme:
an automatic feed control method for a bar straightening system, the method comprising the steps of:
when the first metal detector detects a signal of the first bar on the C-shaped seat, controlling the first bar to be conveyed from the conveying roller to the direction of the straightener;
when the second metal detector detects the signal of the first bar on the conveying roller, the first bar and the second bar are controlled to be conveyed to the straightener;
when the first bar is detected to enter the straightener, the first bar is controlled to continue to run, and the second bar is controlled to stop running;
when the third metal detector detects the signal of the first bar, the second bar is controlled to be continuously conveyed to the straightener, and meanwhile, the first bar is controlled to be conveyed to the collecting bench.
In one embodiment, when the first metal detector detects the signal of the first bar on the C-shaped seat, the first bar is controlled to be conveyed from the conveying roller to the direction of the straightener, and the method includes:
when the first metal detector detects that a bar signal exists on the C-shaped seat, information is fed back to the controller immediately, and the controller transmits the information to a control system program;
the straightening machine control system sends out a starting ascending instruction to the first lifting device, so that the material taking arm lifts the first bar to be separated from the C-shaped seat and conveys the first bar to the straightening machine direction by the conveying roller, and the tail of the first bar enters the detection area of the first metal detector.
In one embodiment, when the second metal detector detects the signal of the first bar on the conveying roller, the first bar and the second bar are controlled to be conveyed to the straightener, and the method comprises the following steps:
when the second metal detector detects the head signal of the first bar, feeding back information to a controller, and transmitting the information to a control system program by the controller;
the straightening machine control system simultaneously sends out a descending starting instruction and a material taking instruction to the first lifting device and the material taking arm, and a first bar and a second bar are simultaneously placed on the C-shaped seat front and back;
when the first metal detector detects the bar signal on the C-shaped seat again, information is fed back to the controller immediately, and the controller transmits the signal to a control system program;
and the control system of the straightener sends out a starting ascending instruction to the first lifting device again so that the conveying roller can simultaneously support the first bar and the second bar on the C-shaped seat and continuously convey the first bar and the second bar to the direction of the straightener.
In one embodiment, when the first bar is detected to enter the straightener, the first bar is controlled to continue to run, and the second bar is controlled to stop running, including:
when the head of the first bar enters the straightening roller through the inlet conduit to carry out straightening operation, the current of the motor rises along with the increase of the load of the straightener;
the control system sends a descending instruction to the first lifting device to return the conveying roller to the original position, so that the second bar falls on the C-shaped seat to stop running; meanwhile, the first bar is continuously output forwards along with the straightening operation of the straightening machine.
In one embodiment, when the third metal detector detects the signal of the first bar, the second bar is controlled to be continuously conveyed to the straightener, and meanwhile, the first bar is controlled to be conveyed to the collecting rack, and the method comprises the following steps:
when the third metal detector detects a bar head signal, the signal is fed back to the controller, and the controller transmits information to a control system;
and the control system sends out a start material taking signal to the material taking arm, and the bar to be rectified is placed on the material receiving C-shaped seat from the material loading rack.
An automatic feed control system for a bar straightening system, comprising: the device comprises a control system, a controller, a driving device, a metal detector, a feeding rack, a collecting rack and a steel baffle;
the control system is connected with the controller, the driving device, the metal detector, the feeding rack, the collecting rack and the steel blocking frame; the driving device, the metal detector, the feeding rack, the collecting rack and the steel blocking frame are sequentially connected.
In one embodiment, the driving device includes: the straightening machine comprises a first lifting device, a second lifting device and a straightening machine; the feeding rack, the first lifting device, the straightener, the second lifting device and the collecting rack are sequentially connected.
In one embodiment, the metal detector includes: a first metal detector, a second metal detector, a third metal detector, and a fourth metal detector;
the first metal detector is used for detecting bar signals of the head part of the lifting device; the second metal detector is used for detecting a bar signal at the tail part of the lifting device; the third metal detector is used for detecting bar signals at the outlet of the straightener; the fourth metal detector is used for detecting bar signals of the collecting bench entrance.
In one embodiment, the straightening machine further comprises an inlet conduit and an outlet conduit, wherein the inlet conduit and the outlet conduit are respectively connected with the straightening machine.
In one embodiment, the loading stand comprises a C-shaped seat; the first lifting device and the second lifting device are both provided with a material taking arm and a conveying roller.
The beneficial effects of the invention are as follows: according to the invention, the controller is additionally arranged in the control system program of the straightener, and the controller conveys parameters of the bar through the control system driving device of the straightener, so that the real-time control of the starting position of the bar is realized; by arranging a metal detector, the bar is arranged according to the moving position and the arrival and withdrawal positions in the straightening process; by the aid of the automatic feeding method without intervals during conveying, straightening and straightening, continuous and automatic production of bars is achieved, working efficiency is improved, labor cost can be reduced, and the automatic feeding method is suitable for popularization and use.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of an automatic feed control system for a bar straightening system according to the present invention;
1, a first bar; 2-a second bar; 3. a first metal detector; 4. a third metal detector; 101. a straightener; 102. a feeding rack; 103. collecting a bench; 104. a first lifting device; 105. a C-shaped seat; 106. a conveying roller; 107. a material taking arm; 108. an inlet conduit; 109. an outlet conduit; 110. a second lifting device; 111. fixing a conveying roller; 112. a pulling arm; 113. a steel blocking frame; 114. a second metal detector; 115. and a fourth metal detector.
Description of the embodiments
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
According to the invention, the controller is additionally arranged in the control system program of the straightener, and the controller conveys parameters of the bar through the control system driving device of the straightener, so that the real-time control of the starting position of the bar is realized; by arranging a metal detector, the bar is arranged according to the moving position and the arrival and withdrawal positions in the straightening process; by the aid of the automatic feeding method without intervals during conveying, straightening and straightening, continuous and automatic production of bars is achieved, working efficiency is improved, labor cost can be reduced, and the automatic feeding method is suitable for popularization and use.
In the production process of the field of special steel rolled materials, rolled round bars are straightened and then pass through flaw detection to be qualified and then are applied to the industry of manufacturing products. Although the straightener is widely used along with the development of technology, the existing straightener has no automatic feeding characteristic in an operation system when in use, the mode of straightening bars in the industry is generally to manually adjust the feeding holes of the bars to be sequentially arranged in the bar straightener, the use effect is not ideal, the problem that the production benefit of the straightener is low due to feeding in a manual mode is solved, and the production safety of operators is greatly compromised.
Therefore, the invention provides an automatic feeding control method for a bar straightening system, which realizes continuous automatic production of bars, improves the working efficiency, reduces the labor cost and is suitable for popularization and use.
Referring to fig. 1, the present invention provides an automatic feeding control method for a bar straightening system, comprising:
110. when the first metal detector 3 detects the signal of the first bar on the C-shaped seat 105, the first bar 1 is controlled to be conveyed from the conveying roller to the direction of the straightener 101;
when the first metal detector 3 detects that the bar signal exists on the C-shaped seat 105, information is immediately fed back to a controller, and the controller transmits the information to a control system program; the control system of the straightener 101 sends a starting ascending instruction to the first lifting device to enable the material taking arm to lift the first bar 1 to be separated from the C-shaped seat 105, and the first bar is conveyed towards the straightener 101 by the conveying roller 106, so that the tail of the first bar 1 enters the detection area of the first metal detector 3.
120. When the second metal detector 114 detects the signal of the first bar 1 on the conveying roller 106, controlling the first bar 1 and the second bar 2 to be conveyed to the straightener 101;
when the second metal detector 114 detects the head signal of the first bar 1, information is fed back to the controller, which transmits the information to the control system program; the control system of the straightener 101 simultaneously sends out a descending starting instruction and a material taking instruction to the first lifting device and the material taking arm, and the first bar 1 and the second bar 2 are simultaneously placed on the C-shaped seat 105 front and back; feeding back information to the controller immediately when the first metal detector 3 detects the bar signal on the C-shaped seat 105 again, the controller transmitting a signal to a control system program; the control system of the straightener 101 sends a starting ascending command to the first lifting device again to enable the conveying roller 106 to simultaneously support the first bar 1 and the second bar 2 on the C-shaped seat 105 and continuously convey the first bar and the second bar to the straightener 101.
130. When the first bar 1 is detected to enter the straightener 101, the first bar 1 is controlled to continue to run, and the second bar 2 is controlled to stop running;
when the head of the first bar 1 enters the straightening roller through the inlet conduit to carry out straightening operation, the current of the motor rises along with the increase of the load of the straightener 101; the control system sends a descending instruction to the first lifting device to return the conveying roller 106 to the original position, so that the second bar 2 falls on the C-shaped seat 105 to stop running; while the first bar 1 continues to be output forward as the leveler 101 levels its straightening operation.
140. When the third metal detector 4 detects the signal of the first bar 1, the second bar 2 is controlled to be continuously conveyed to the straightener 101, and meanwhile, the first bar 1 is controlled to be conveyed to the collecting rack.
When the head of the first bar 1 runs through the outlet conduit of the pipe along with the straightening process of the straightener 101, the third metal detector 4 arranged on the outlet conduit detects a bar head signal, namely the distance from the tail of the first bar 1 to the head of the second bar 2; the third metal detector 4 immediately feeds back a signal to the controller, which passes information to the control system; the control system sends a start material taking signal to the material taking arm to put the bar to be rectified on the material receiving C-shaped seat 105 from the material loading rack 102.
When the first metal detector 3 detects that the bar signal exists on the C-shaped seat 105 again, information is immediately fed back to the controller, the controller transmits the signal to a control system program, and the control system of the straightener 101 sends a starting ascending instruction to the first lifting device again to enable the conveying roller 106 to simultaneously support and continuously convey the two bars to be straightened on the C-shaped seat 105 to the straightener 101 direction directly.
In addition, the control system issues an ascending command to the second lifting device behind the straightener 101 when issuing a command to the material taking arm, so that the conveying roller 106 conveys the straightened support to the fixed conveying roller 111, and the rod which is straightened and separated from the straightener 101 is quickly moved to the collecting rack.
When the tail of the straightened bar is separated from the detection area of the fourth metal detector 115, the fourth metal detector 115 immediately feeds back information to the controller, the controller transmits the information to the control system, and the control system immediately sends descending and pulling instructions to the second lifting device and the pulling arm, so that the conveying roller 106 returns to the original position and the bar on the conveying roller 106 is pulled to the collecting rack.
Referring to fig. 1, the present invention further provides an automatic feeding control system for a bar straightening system, including: control system, controller, drive arrangement, metal detector, material loading rack 102, collection rack 103 and fender steel ware.
The control system is connected with the controller, the driving device, the metal detector, the feeding rack 102, the collecting rack and the steel blocking frame 113; the driving device, the metal detector, the feeding rack 102, the collecting rack and the steel blocking frame are sequentially connected.
Optionally, the driving device includes: a first lifting device 104, a second lifting device 110 and a straightener 101; the feeding rack 102, the first lifting device, the straightener 101, the second lifting device and the collecting rack are sequentially connected.
Optionally, the metal detector includes: a first metal detector 3, a second metal detector 114, a third metal detector 4, and a fourth metal detector 115;
the first metal detector 3 is used for detecting bar signals of the head part of the lifting device; the second metal detector 114 is used for detecting a bar signal at the tail part of the lifting device; the third metal detector 4 is used for detecting a bar signal at the outlet of the straightener 101; the fourth metal detector 115 is used to detect the bar signal at the entrance of the collection gantry.
Optionally, an inlet conduit 108 and an outlet conduit 109 are also included, said inlet conduit and said outlet conduit being connected to said straightener 101, respectively.
Optionally, the loading rack 102 includes a C-shaped seat 105; the first lifting device and the second lifting device are respectively provided with a material taking arm 107 and a conveying roller 106; the collecting rack 103 is provided with a pulling arm 112.
The controller is a functional module which is used for monitoring the bar reaching a set position by the metal detector and then controlling the position of the bar operation process in real time by the driving device through the straightener control system.
The metal detector comprises a first metal detector 3, a second metal detector 114 and a first metal detector, wherein the first metal detector is used for detecting whether a bar is input on the receiving C-shaped seat 105; a third metal detector 4 for detecting the position of the head of the bar straightening process; a fourth metal detector 115 for detecting the position of the tail running after the bar has been straightened.
Optionally, the first lifting device 104 and the second lifting device 110 are controlled by a pneumatic system, and a conveying roller is arranged on the first lifting device and the second lifting device.
The controller is additionally arranged in the control system program of the straightener 101, and the controller conveys parameters of the bar through the control system driving device of the straightener 101, so that the real-time control of the starting position of the bar is realized; by arranging a metal detector, the bar is arranged according to the moving position and the arrival and withdrawal positions in the straightening process; by the aid of the automatic feeding method without intervals during conveying, straightening and straightening, continuous and automatic production of bars is achieved, working efficiency is improved, labor cost can be reduced, and the automatic feeding method is suitable for popularization and use.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.

Claims (3)

1. An automatic feeding control method for a bar straightening system is characterized by comprising the following steps of: the method comprises the following steps:
when the first metal detector detects a signal of a first bar on the C-shaped seat, the first bar is controlled to be conveyed from the conveying roller to the direction of the straightener, and when the first metal detector detects that the bar signal is on the C-shaped seat, information is immediately fed back to the controller, and the controller transmits the information to a control system program;
the straightening machine control system sends a starting ascending instruction to the first lifting device to enable the material taking arm to lift the first bar to be separated from the C-shaped seat and convey the first bar to the straightening machine direction by the conveying roller, so that the tail part of the first bar enters a detection area of the first metal detector;
when the second metal detector detects the signal of the first bar on the conveying roller, the first bar and the second bar are controlled to be conveyed to the straightener, and when the second metal detector detects the head signal of the first bar, information is fed back to the controller, and the controller transmits the information to a control system program;
the straightening machine control system simultaneously sends out a descending starting instruction and a material taking instruction to the first lifting device and the material taking arm, and a first bar and a second bar are simultaneously placed on the C-shaped seat front and back;
when the first metal detector detects the bar signal on the C-shaped seat again, information is fed back to the controller immediately, and the controller transmits the signal to a control system program;
the control system of the straightener sends out a starting ascending instruction to the first lifting device again to enable the conveying roller to simultaneously support the first bar and the second bar on the C-shaped seat and continuously convey the first bar and the second bar to the direction of the straightener directly;
when the first bar is detected to enter the straightener, the first bar is controlled to continue to run, the second bar is controlled to stop running, and when the head of the first bar enters the straightener roll through the inlet conduit to carry out straightening operation, the current of the motor rises along with the increase of the load of the straightener;
the control system sends a descending instruction to the first lifting device to return the conveying roller to the original position, so that the second bar falls on the C-shaped seat to stop running; meanwhile, the first bar is continuously output forwards along with the straightening operation of the straightening machine;
when the third metal detector detects the signal of the first bar, the second bar is controlled to be continuously conveyed to the straightening machine, meanwhile, the first bar is controlled to be conveyed to the collecting rack, when the head of the first bar runs through the outlet guide pipe along with the straightening process of the straightening machine, when the third metal detector detects the signal of the head of the bar, the signal is fed back to the controller, and the controller transmits information to the control system;
and the control system sends out a start material taking signal to the material taking arm, and the bar to be corrected is placed on the C-shaped seat from the feeding rack.
2. The automatic feeding control method for a bar straightening system according to claim 1, characterized by comprising: the device comprises a control system, a controller, a driving device, a metal detector, a feeding rack, a collecting rack and a steel baffle;
the control system is connected with the controller, the driving device, the metal detector, the feeding rack, the collecting rack and the steel baffle; the driving device, the metal detector, the feeding rack, the collecting rack and the steel blocking device are sequentially connected.
3. The automatic feeding control method for a bar straightening system according to claim 1, characterized in that: the straightening machine further comprises an inlet conduit and an outlet conduit, wherein the inlet conduit and the outlet conduit are respectively connected with the straightening machine.
CN202110358397.1A 2021-04-01 2021-04-01 Automatic feeding control method and system for bar straightening system Active CN113102556B (en)

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CN202110358397.1A CN113102556B (en) 2021-04-01 2021-04-01 Automatic feeding control method and system for bar straightening system

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Application Number Priority Date Filing Date Title
CN202110358397.1A CN113102556B (en) 2021-04-01 2021-04-01 Automatic feeding control method and system for bar straightening system

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CN113102556B true CN113102556B (en) 2023-05-30

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CN113664056B (en) * 2021-08-25 2023-09-12 重庆钢铁股份有限公司 Cooling bed feeding safety interlocking protection device and method

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JP2003025018A (en) * 2001-07-10 2003-01-28 Orii & Mec Corp Leveler feeder line
CN202097550U (en) * 2011-04-22 2012-01-04 金川集团有限公司 Straightening and finishing equipment for copper alloy pipes and bars
CN202097556U (en) * 2011-04-22 2012-01-04 金川集团有限公司 Straightening, flaw detecting and finishing equipment for copper alloy condensation pipes
CN103817173B (en) * 2013-12-31 2015-10-07 马钢(集团)控股有限公司 A kind of straightening system and control method thereof improving steel straightener straightening capacity
CN206652847U (en) * 2017-04-24 2017-11-21 重庆钢铁(集团)有限责任公司 A kind of cold bed automatically control feeding device
CN109855425B (en) * 2019-01-28 2020-09-11 安徽大学 Walking beam heating furnace transmission feeding device and method
CN111774421A (en) * 2020-06-22 2020-10-16 江苏永钢集团有限公司 Rod and wire rod rough rolling head rear-end collision feeding control method

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