CN106903186A - cold straightener with nose protection - Google Patents
cold straightener with nose protection Download PDFInfo
- Publication number
- CN106903186A CN106903186A CN201510968592.0A CN201510968592A CN106903186A CN 106903186 A CN106903186 A CN 106903186A CN 201510968592 A CN201510968592 A CN 201510968592A CN 106903186 A CN106903186 A CN 106903186A
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- CN
- China
- Prior art keywords
- nose
- cold straightener
- steel plate
- touching bar
- straightener
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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
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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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling 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
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The present invention relates to cold straightener field, more particularly to a kind of cold straightener with nose protection.A kind of cold straightener with nose protection, including straightening machine body and touching bar, the entrance side top of the straightening machine body is provided with cradling piece, proximity switch is provided with above the cradling piece, the middle part of the touching bar is hinged on cradling piece by rotating shaft, certain interval is left between the touching bar bottom and rollgang, touching bar top is engaged with proximity switch.Cold straightener of the present invention with nose protection is when reversely aligning template is abnormal, can safe and reliable, accurate completion to steel plate head be former steel plate tail nose height judgement, determine whether stop aligning immediately in order to cold straightener PLC program, nose steel plate knocks the equipment such as cold straightener entrance side dust arrester and measuring thickness device when avoiding counter rectifying, simple structure, it is easy to maintenance, the fault rate and maintenance cost of equipment are reduced, improve production efficiency.
Description
Technical field
The present invention relates to cold straightener field, more particularly to a kind of cold straightener with nose protection.
Background technology
Cold straightener is mainly used in aligning shear line and heat-treatment lines supplied materials camber of steel plate, Bian Lang, middle wave, steel plate is become smooth.Cold straightener to supplied materials in addition to aligning, also need to align some steel plates for coming from gas flame cuttiug, the steel plate of gas flame cuttiug needs to be transported to above cold straightener inlet roller way with traveling crane, then steel plate data are input on cold straightener control device by operating personnel, wait cold straightener model to calculate to finish, cold straightener roll gap is aligned after being ready to.
Conventional slab straightener anti-collision structure is to be provided with detection means between outlet side body and dedusting at present, is detected by correlation laser both sides horizontal positioned, and fore side is emission source, and transmission side is reception source.When the first passage is aligned, can be sensed by horizontal laser light line if steel plate head nose is higher than certain altitude, produce alarm and interrupt aligning sequentially.Rectify model to be to be nothing but that single roller of entrance and exit and the data of master cylinder are all exchanged, therefore after the first passage is aligned, had experience for effect as just model data is rectified due to anti-.According to model and steel plates straightening situation, anti-rectifying typically is not in larger nose phenomenon, therefore the entrance side of straightener does not all have nose detection means.In the normal straightening process of steel plate, operating personnel can carry out appropriate regulation according to the practical experience of itself to cold straightener roll gap, make the steel plate in straightening process easily smooth, to meet the requirement of client.
But in the practical application of slab, operating personnel not enough carefully, lack experience or for the steel grade of new research and development, intervene straightener roll gap manually in straightening process and depress excessive or model mistake in computation, depressing force can be caused excessive, steel plate by big depressing force because caused the steel plate head in reverse pass straightening（Former steel plate tail）The situation that appearance is upwarped；Be particularly at straightener zone line smoothing roll position deviation it is larger when, certain bad aligning result can be brought, serious meeting impact measuring thickness device, but entrance side is very limited due to space, space is very small between body and entrance dedusting, also there is aligning grating, therefore lack suitable methods and detected and controlled.In normal anti-straightening process, operating personnel are needed to note the nose situation of steel plate head the moment, clapped once having exception and opened soon, but due to condition limitation, the more visual field of entrance side apparatus is also bad, operating personnel often have little time to react or do not pinpoint the problems and cause nose steel plate to cause to damage to equipment such as measuring thickness device, dedusting, people's row gap bridge, centralising devices, such case is difficult prevention, particularly at night, because one is to react poor personnel's morning, two is that evening light is bad, and this produces very big harmful effect to enterprise's production capacity and safety.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of cold straightener with nose protection, when reversely aligning template is abnormal, can safe and reliable, accurate completion to steel plate head be former steel plate tail nose height judgement, determine whether stop aligning immediately in order to cold straightener PLC program, nose steel plate knocks the equipment such as cold straightener entrance side dust arrester and measuring thickness device when avoiding counter rectifying, the defect that cannot completely evade reverse pass straightening collision by manual detection in the prior art is solved, production cost is reduced.
What the present invention was realized in：A kind of cold straightener with nose protection, including straightening machine body and touching bar, the entrance side top of the straightening machine body is provided with cradling piece, proximity switch is provided with above the cradling piece, the middle part of the touching bar is hinged on cradling piece by rotating shaft, certain interval is left between the touching bar bottom and rollgang, touching bar top is engaged with proximity switch.
Gap between the touching bar bottom and rollgang is 150 ~ 200mm.
The touching bar is located between straightening machine body and entrance side cleaner.
The entrance side cleaner outside is additionally provided with calibrator.
The entrance side cleaner outside is additionally provided with overpass.
Cold straightener of the present invention with nose protection is when reversely aligning template is abnormal, can safe and reliable, accurate completion to steel plate head be former steel plate tail nose height judgement, determine whether stop aligning immediately in order to cold straightener PLC program, nose steel plate knocks the equipment such as cold straightener entrance side dust arrester and measuring thickness device when avoiding counter rectifying, simple structure, it is easy to maintenance, the fault rate and maintenance cost of equipment are reduced, improve production efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of cold straightener of the present invention with nose protection.
In figure：1 straightening machine body, 2 cradling pieces, 3 proximity switches, 4 touching bars, 5 rotating shafts, 6 rollgangs, 7 entrance side cleaners, 8 calibrators, 9 overpasses.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it is to be understood that after the content for having read statement of the present invention, those skilled in the art can make various changes or modifications to the present invention, these equivalent form of values equally fall within the application appended claims limited range.
Embodiment 1
As shown in Figure 1, a kind of cold straightener with nose protection, including straightening machine body 1 and touching bar 4, the entrance side top of the straightening machine body 1 is provided with cradling piece 2, the top of the cradling piece 2 is provided with proximity switch 3, the middle part of the touching bar 4 is hinged on cradling piece 2 by rotating shaft 5, and certain interval is left between the touching bottom of bar 4 and rollgang 6, and the touching top of bar 4 is engaged with proximity switch 3.
In the present embodiment, the gap between the touching bottom of bar 4 and rollgang 6 can be controlled according to actual needs, preferably, being generally arranged at 150 ~ 200mm.
In arrangement, in order to ensure in reverse pass straightening, nose can at first be triggered to touching bar 4, it is to avoid other equipment is damaged, and the touching bar 4 is located between straightening machine body 1 and entrance side cleaner 7.
In the present embodiment, the outside of the entrance side cleaner 7 is additionally provided with calibrator 8, and the outside of the entrance side cleaner 7 is additionally provided with overpass 9.
This straightener is operationally, when steel plate nose highly exceedes gap, touching bar 4 can be touched, so that touching bar 4 shifts, so touching bar 4 top will be to proximity switch 3 near triggering collision alarm, at this moment controller will at once stop aligning, and cold straightener roll gap can be made quickly to open while alarm, nose steel plate is avoided to knock entrance side dust arrester 7, calibrator 8 and overpass 9, even produce more serious consequence, thus make cold straightener access device more reliable, safer operation, so will farthest reduce the loss to the performance of enterprises, improve equipment safety barrier propterty.
The part of anticollision is automatically controlled by controller, it is avoided that nose collision accident during anti-rectifying, processed in PLC by the data of the signal for sensing, show whether straightening steel plate stops aligning, it is embodied in above the speed control of cold straightener input and output roller-way and straightener main transmission, roll gap is raised simultaneously, is disengaged, it is to avoid template further deteriorates；If running into straightening steel plate nose protector is not received by signal, illustrate that steel plate does not have nose or nose not serious, nose is highly not above threshold value, is now aligned by normal mode；If nose protector detects steel plate signal, illustrate that steel plate head nose highly exceedes threshold value, now show red alarm signal in control interface, tell that steel plate nose is serious for operating personnel, PLC controls transmission speed is reduced to zero, and control cold straightener roll gap is quickly opened.
Claims (5)
1. it is a kind of with nose protection cold straightener, it is characterized in that：Including straightening machine body (1) and touching bar (4), the entrance side top of the straightening machine body (1) is provided with cradling piece (2), proximity switch (3) is provided with above the cradling piece (2), the middle part of touching bar (4) is hinged on cradling piece (2) by rotating shaft (5), certain interval is left between touching bar (4) bottom and rollgang (6), touching bar (4) top is engaged with proximity switch (3).
2. as described in claim (1) with nose protection cold straightener, it is characterized in that：Gap between touching bar (4) bottom and rollgang (6) is 150 ~ 200mm.
3. as claimed in claim 1 or 2 with the cold straightener of nose protection, it is characterized in that：Touching bar (4) is between straightening machine body (1) and entrance side cleaner (7).
4. as claimed in claim 3 with the cold straightener of nose protection, it is characterized in that：Entrance side cleaner (7) outside is additionally provided with calibrator (8).
5. as claimed in claim 3 with the cold straightener of nose protection, it is characterized in that：Entrance side cleaner (7) outside is additionally provided with overpass (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510968592.0A CN106903186A (en) | 2015-12-22 | 2015-12-22 | cold straightener with nose protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510968592.0A CN106903186A (en) | 2015-12-22 | 2015-12-22 | cold straightener with nose protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106903186A true CN106903186A (en) | 2017-06-30 |
Family
ID=59199957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510968592.0A Pending CN106903186A (en) | 2015-12-22 | 2015-12-22 | cold straightener with nose protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106903186A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856365A (en) * | 2018-05-23 | 2018-11-23 | 山信软件股份有限公司 | A kind of method for aligning of steel plate thermal straightening machine |
| CN109261723A (en) * | 2018-10-23 | 2019-01-25 | 南京钢铁股份有限公司 | X-ray thickness gauge high voltage protective system |
| CN110976556A (en) * | 2019-12-18 | 2020-04-10 | 太原恒信科达重工成套设备有限公司 | Novel quick-opening cylinder stable response device of thermal straightening machine |
| CN111283015A (en) * | 2020-02-17 | 2020-06-16 | 杨玉茜 | Flattening device for processing metal sheet |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59159201A (en) * | 1983-03-02 | 1984-09-08 | Ishikawajima Harima Heavy Ind Co Ltd | Continuous hardening line of steel sheet |
| CN102513367A (en) * | 2011-11-30 | 2012-06-27 | 东北大学 | Detecting protection device for rolling plate warped head |
| CN202343575U (en) * | 2011-11-09 | 2012-07-25 | 南京钢铁股份有限公司 | Device for preventing steel plate subjected to buckling and head and tail warping from colliding with equipment |
| CN203170764U (en) * | 2013-02-07 | 2013-09-04 | 宝山钢铁股份有限公司 | Cold straightening machine steel plate raised head collision-prevention device |
| CN203610442U (en) * | 2013-12-09 | 2014-05-28 | 南京钢铁股份有限公司 | Warpage detection device for steel plate head of straightening machine |
| CN104001757A (en) * | 2014-05-23 | 2014-08-27 | 南京钢铁股份有限公司 | Cold straightening process for high-strength thin plate |
| CN104801569A (en) * | 2014-01-24 | 2015-07-29 | 宝山钢铁股份有限公司 | Method for preventing collision of pre-straightening steel plate and subsequent equipment, and steel plate head warping detection apparatus |
-
2015
- 2015-12-22 CN CN201510968592.0A patent/CN106903186A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59159201A (en) * | 1983-03-02 | 1984-09-08 | Ishikawajima Harima Heavy Ind Co Ltd | Continuous hardening line of steel sheet |
| CN202343575U (en) * | 2011-11-09 | 2012-07-25 | 南京钢铁股份有限公司 | Device for preventing steel plate subjected to buckling and head and tail warping from colliding with equipment |
| CN102513367A (en) * | 2011-11-30 | 2012-06-27 | 东北大学 | Detecting protection device for rolling plate warped head |
| CN203170764U (en) * | 2013-02-07 | 2013-09-04 | 宝山钢铁股份有限公司 | Cold straightening machine steel plate raised head collision-prevention device |
| CN203610442U (en) * | 2013-12-09 | 2014-05-28 | 南京钢铁股份有限公司 | Warpage detection device for steel plate head of straightening machine |
| CN104801569A (en) * | 2014-01-24 | 2015-07-29 | 宝山钢铁股份有限公司 | Method for preventing collision of pre-straightening steel plate and subsequent equipment, and steel plate head warping detection apparatus |
| CN104001757A (en) * | 2014-05-23 | 2014-08-27 | 南京钢铁股份有限公司 | Cold straightening process for high-strength thin plate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856365A (en) * | 2018-05-23 | 2018-11-23 | 山信软件股份有限公司 | A kind of method for aligning of steel plate thermal straightening machine |
| CN109261723A (en) * | 2018-10-23 | 2019-01-25 | 南京钢铁股份有限公司 | X-ray thickness gauge high voltage protective system |
| CN110976556A (en) * | 2019-12-18 | 2020-04-10 | 太原恒信科达重工成套设备有限公司 | Novel quick-opening cylinder stable response device of thermal straightening machine |
| CN111283015A (en) * | 2020-02-17 | 2020-06-16 | 杨玉茜 | Flattening device for processing metal sheet |
| CN111283015B (en) * | 2020-02-17 | 2021-08-27 | 五莲浩亮机械有限公司 | Flattening device for processing metal sheet |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170630 |