CN106140841A - A kind of surface of steel plate convex closure powder injection molding device and method - Google Patents
A kind of surface of steel plate convex closure powder injection molding device and method Download PDFInfo
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- CN106140841A CN106140841A CN201510206497.7A CN201510206497A CN106140841A CN 106140841 A CN106140841 A CN 106140841A CN 201510206497 A CN201510206497 A CN 201510206497A CN 106140841 A CN106140841 A CN 106140841A
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- working roll
- blocking cylinder
- bottom working
- bracing frame
- steel plate
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Abstract
The present invention provides a kind of surface of steel plate convex closure powder injection molding device and method, including base, bracing frame, scraper plate, pressing plate, draws flitch, blocking cylinder and adjusts jackscrew；Oblique connection base on the bearing housing of bottom working roll both sides, is provided with band and adjusts the bracing frame of jackscrew, the built-in scraper plate of bracing frame, be welded with and draw flitch above bracing frame, draw flitch front end and be provided with blocking cylinder, blocking cylinder and scraper plate and all act against on bottom working roll in base.During rolling, act against the blocking cylinder on bottom working roll and slag and attachment are cleared up and struck off by scraper plate respectively.Use simultaneously and turn over base cleaning cutting slag mode, strengthen roll cooling water amount, and timing carries out surface inspection and record to steel plate.The present invention can effectively dispose the attachments such as cutting slag, eliminates the surface of steel plate convex closure defect caused by roller surface pit, makes the reconditioning rate of convex closure control below 2%, reduces roller consumption, improves plate surface quality, it is ensured that the most effectively performing of contract.
Description
Technical field
The invention belongs to steel rolling process technical field, particularly relate to a kind of reduce cut deal surface convex closure defects controlling device and
Method.
Background technology
When certain Heavy Plate Plant plate production line 4300mm milling train produces, required billet surface is often with substantial amounts of cutting slag,
If this kind of slag can not be disposed of before rolling or can not be disposed of in the operation of rolling, then it will be attached to
On bottom working roll surface, damage is caused on bottom working roll surface, affects plate surface quality.In order to solve this problem above-mentioned,
The bottom working roll of this production line 4300mm milling train is mounted with bottom working roll screeding device, and structure is fixing non-adjustable integer formula, and
It is parallel to roll line arrange.Although this structure and arrangement can play the effect of striking off, but are as bottom working roll diameter not
Disconnected change, the scraping abilities of the cutting slag of attachment on bottom working roll surface is gradually weakened, and easily causes by scraper plate by scraper plate
The cutting slag scraped enters between bottom working roll and lower backing roll, in turn results in bottom working roll surface pressing pit so that steel plate rolling
There is convex closure defect in rear surface, makes plate surface quality decline, and not only increases steel plate convex closure reconditioning quality, but also can cause friendship
The delay of delivery date.
Summary of the invention
It is contemplated that by removing bottom working roll surface attachments, it is to avoid the surface of steel plate convex closure caused due to roll surface load mould lacks
Fall into, thus improve plate surface quality, reduce convex closure reconditioning quality.
To this end, the solution that the present invention is taked is:
A kind of surface of steel plate convex closure powder injection molding device, it is characterised in that include base, bracing frame, scraper plate, pressing plate, draw material
Plate, blocking cylinder and adjustment jackscrew；Respectively with fixing bolt oblique connection one base, hollow knot on the bearing housing of bottom working roll both sides
The bracing frame of structure is by pressing plate and is bolted on base, and bracing frame lower end and base joint face are provided with adjustment jackscrew, supports
Being provided with scraper plate in dead slot in the middle of frame, with 40 °～50 ° of angles between screed centerline and horizontal plane, screed front end withstands on down
On working roll；On bracing frame, it is welded with one piece draws flitch, draw flitch front end and be screwed an arc-shaped blocking cylinder,
Blocking cylinder abuts on bottom working roll.
Described scraper plate uses nitrile rubber plate to tailor and forms.
Whole rubber slab doubling bending is formed by described blocking cylinder system.
A kind of surface of steel plate convex closure defect control method, it is characterised in that use adjustable bracing frame, adheres to surface of steel plate
Thing is cleared up and is struck off, to control the generation of convex closure defect；Its method particularly includes:
1, in the operation of rolling, when bottom working roll rotates, abut in the blocking cylinder on bottom working roll and first will fall down from steel billet
Iron bar, slag and the iron sheet come is fallen from bottom working roll surface gear and is drawn flitch, and enters in trench along drawing flitch.
2, along with the rotation of bottom working roll, what blocking cylinder did not cleaned out is pasted onto the foreign material on bottom working roll surface again via withstanding on lower work
Make the scraper plate on roller to carry out secondary and strike off.
3, base cleaning cutting slag mode is turned in employing, and molding steel billet side iron scale is checked and cleared up.
4, strengthening roll cooling water amount, bottom working roll cooling water control is at 800m3/ more than h, and the bottom working roll to the most lower machine
Carry out surface inspection and upper and lower machine working roll hardness determination, set up work roll cooling archives.
5, after often rolling 500 tons of steel plates, correspondence steel plate is gone to heat treatment ball blast and carries out surface inspection, enter every 20 block plates
Row turnover panel checks lower surface of steel plate quality, checks that result is grasped and adjusts roller surface state according to steel plate.
6, change when bottom working roll roller footpath or when scraper plate, blocking cylinder serious wear, by fastening or loosen and adjust jackscrew and adjust
Position before and after whole bracing frame and the scraper plate being arranged on bracing frame thereof and blocking cylinder, makes scraper plate and blocking cylinder act against lower work all the time
Make on roller.
The invention have the benefit that
The present invention can effectively dispose the attachments such as cutting slag, greatly reduces roller surface pit quantity and the degree of depth, eliminates by rolling
The surface of steel plate convex closure defect that roller surface crater causes, it is to avoid the overproof defective products caused of thickness, improves plate surface quality, protects
The most effectively performing of card contract；Meanwhile, the reconditioning quality of surface of steel plate convex closure can be substantially reduced, make the reconditioning of surface of steel plate convex closure
Rate controls below 2%, not only reduces reconditioning expense, and support roller stock removal monthly can be made to reduce 1.5mm, working roll
Stock removal monthly reduces 10mm, thus greatly reduces roller consumption, extends the use cycle of roll.
Accompanying drawing explanation
Fig. 1 is surface of steel plate convex closure powder injection molding device installment state schematic diagram.
In figure: bottom working roll 1, blocking cylinder 2, bearing housing 3, pressing plate 4, draw flitch 5, adjust jackscrew 6, fixing bolt 7,
Base 8, bracing frame 9, scraper plate 10.
Detailed description of the invention
Surface of steel plate convex closure powder injection molding device of the present invention, mainly by blocking cylinder 2, pressing plate 4, draw flitch 5, adjust jackscrew 6,
Fixing bolt 7, base 8, bracing frame 9 and scraper plate 10 are formed.Two bases 8 are separately fixed at lower work with fixing bolt 7
Making on the both sides bearing housing 3 of roller 1, the bracing frame 9 of hollow-core construction by pressing plate 4 and is bolted on base 8, bracing frame
9 lower ends and base 8 joint face are provided with adjustment jackscrew 6, be provided with one piece and make with nitrile rubber plate in the middle dead slot of bracing frame 9
Scraper plate 10, with 45 ° of angles between centrage and the horizontal plane of scraper plate 10, the front end of scraper plate 10 withstands on bottom working roll 1.
Being welded with one piece on bracing frame 9 and draw flitch 5, the front end drawing flitch 5 has been screwed an arc-shaped blocking cylinder 2, gear
Barrel 2 is one whole rubber slab doubling bending to be formed, and blocking cylinder 2 abuts on bottom working roll 1.
The concrete control method of heavy and medium plate mill surface of steel plate convex closure defect of the present invention is:
1, in the operation of rolling, when bottom working roll 1 rotates, abutting in the blocking cylinder 2 on bottom working roll 1 first will be from steel billet
On the iron bar, slag and the iron sheet that fall down fall from bottom working roll 1 surface gear and draw flitch 5, and enter ground along drawing flitch 5
In ditch.
2, along with the rotation of bottom working roll 1, what blocking cylinder 2 did not cleaned out is pasted onto the foreign material on bottom working roll 1 surface again via top
Scraper plate 10 on bottom working roll 1 carries out secondary and strikes off.
3, base cleaning cutting slag mode is turned in employing, and molding steel billet side iron scale is checked and cleared up.
4, strengthening roll cooling water amount, bottom working roll 1 cooling water control is at 800m3/ more than h, and the lower work to the most lower machine
Roller 1 carries out surface inspection and upper and lower machine working roll hardness determination, sets up work roll cooling archives.
5, after often rolling 500 tons of steel plates, correspondence steel plate is gone to heat treatment ball blast and carries out surface inspection, enter every 20 block plates
Row turnover panel checks lower surface of steel plate quality, checks that result is grasped and adjusts roller surface state according to steel plate.
6, change when the roller footpath of bottom working roll 1 or when scraper plate 10, blocking cylinder 2 serious wear, by fastening or loosen
Adjust jackscrew 6 and adjust position before and after bracing frame 9 and the scraper plate 10 being arranged on bracing frame 9 thereof and blocking cylinder 2, so that scraping
Plate 10 and blocking cylinder 2 act against on bottom working roll 1 all the time.
Claims (4)
1. a surface of steel plate convex closure powder injection molding device, it is characterised in that include base, bracing frame, scraper plate, pressing plate, draw
Flitch, blocking cylinder and adjustment jackscrew；Respectively with fixing bolt oblique connection one base on the bearing housing of bottom working roll both sides, hollow
The bracing frame of structure is by pressing plate and is bolted on base, and bracing frame lower end and base joint face are provided with adjustment jackscrew,
Being provided with scraper plate in dead slot in the middle of support, with 40 °～50 ° of angles between screed centerline and horizontal plane, screed front end withstands on
On bottom working roll；On bracing frame, it is welded with one piece draws flitch, draw flitch front end and be screwed an arc-shaped blocking cylinder,
Blocking cylinder abuts on bottom working roll.
Surface of steel plate convex closure powder injection molding device the most according to claim 1, it is characterised in that described scraper plate uses fourth fine
Rubber slab is tailored and is formed.
Surface of steel plate convex closure powder injection molding device the most according to claim 1, it is characterised in that described blocking cylinder system is by whole
Open rubber slab doubling bending to form.
4. apply the method for surface of steel plate convex closure powder injection molding device described in claim 1 for one kind, it is characterised in that use adjustable
Integral expression bracing frame, clears up steel plate surface adhesive substance and strikes off, to control the generation of convex closure defect；Its method particularly includes:
(1) in the operation of rolling, when bottom working roll rotates, abut in the blocking cylinder on bottom working roll and first will fall from steel billet
Iron bar, slag and the iron sheet got off is fallen from bottom working roll surface gear and is drawn flitch, and enters in trench along drawing flitch；
(2) along with the rotation of bottom working roll, what blocking cylinder did not cleaned out is pasted onto the foreign material on bottom working roll surface again via withstanding on down
Scraper plate on working roll carries out secondary and strikes off；
(3) base cleaning cutting slag mode is turned in employing, and molding steel billet side iron scale is checked and cleared up；
(4) strengthening roll cooling water amount, bottom working roll cooling water control is at 800m3/ more than h, and the lower work to the most lower machine
Roller carries out surface inspection and upper and lower machine working roll hardness determination, sets up work roll cooling archives；
(5), after often rolling 500 tons of steel plates, correspondence steel plate is gone to heat treatment ball blast and carries out surface inspection, every 20 block plates
Carry out turnover panel and check lower surface of steel plate quality, check that result is grasped and adjusts roller surface state according to steel plate；
(6) change when bottom working roll roller footpath or when scraper plate, blocking cylinder serious wear, by fastening or loosen and adjust jackscrew
Adjust position before and after bracing frame and the scraper plate being arranged on bracing frame thereof and blocking cylinder, make scraper plate and blocking cylinder act against down all the time
On working roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206497.7A CN106140841A (en) | 2015-04-27 | 2015-04-27 | A kind of surface of steel plate convex closure powder injection molding device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206497.7A CN106140841A (en) | 2015-04-27 | 2015-04-27 | A kind of surface of steel plate convex closure powder injection molding device and method |
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| Publication Number | Publication Date |
|---|---|
| CN106140841A true CN106140841A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510206497.7A Pending CN106140841A (en) | 2015-04-27 | 2015-04-27 | A kind of surface of steel plate convex closure powder injection molding device and method |
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| CN (1) | CN106140841A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115716169A (en) * | 2023-01-10 | 2023-02-28 | 深圳市德惠模具有限公司 | Laser cutting machine for die machining |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1051628B (en) * | 1954-08-06 | 1959-02-26 | Lodding Engineering Corp | Device for removing fibers or the like from a scraper acting on a rotating drum or roller |
| SU1227732A2 (en) * | 1983-12-30 | 1986-04-30 | Московский Ордена Трудового Красного Знамени Текстильный Институт Им.А.Н.Косыгина | Apparatus for dust removal from loom |
| US5139618A (en) * | 1989-12-26 | 1992-08-18 | Daniel Garcia Pastor | Cleaning device for paper machine rollers |
| CN102247996A (en) * | 2011-06-10 | 2011-11-23 | 上海东新冶金技术工程有限公司 | Rapid assembly structure for scraper device |
| CN202962930U (en) * | 2012-12-16 | 2013-06-05 | 广东韶钢松山股份有限公司 | Heavy and medium plate mill bottom working roller wiper |
| CN203778486U (en) * | 2014-04-28 | 2014-08-20 | 宝鸡市博信金属材料有限公司 | Adjustable roller cleaning device |
| CN104162545A (en) * | 2014-07-21 | 2014-11-26 | 新余钢铁集团有限公司 | Double-layer slag scraping structure of lower working roller slag scraping plate |
-
2015
- 2015-04-27 CN CN201510206497.7A patent/CN106140841A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1051628B (en) * | 1954-08-06 | 1959-02-26 | Lodding Engineering Corp | Device for removing fibers or the like from a scraper acting on a rotating drum or roller |
| SU1227732A2 (en) * | 1983-12-30 | 1986-04-30 | Московский Ордена Трудового Красного Знамени Текстильный Институт Им.А.Н.Косыгина | Apparatus for dust removal from loom |
| US5139618A (en) * | 1989-12-26 | 1992-08-18 | Daniel Garcia Pastor | Cleaning device for paper machine rollers |
| CN102247996A (en) * | 2011-06-10 | 2011-11-23 | 上海东新冶金技术工程有限公司 | Rapid assembly structure for scraper device |
| CN202962930U (en) * | 2012-12-16 | 2013-06-05 | 广东韶钢松山股份有限公司 | Heavy and medium plate mill bottom working roller wiper |
| CN203778486U (en) * | 2014-04-28 | 2014-08-20 | 宝鸡市博信金属材料有限公司 | Adjustable roller cleaning device |
| CN104162545A (en) * | 2014-07-21 | 2014-11-26 | 新余钢铁集团有限公司 | Double-layer slag scraping structure of lower working roller slag scraping plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115716169A (en) * | 2023-01-10 | 2023-02-28 | 深圳市德惠模具有限公司 | Laser cutting machine for die machining |
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Application publication date: 20161123 |
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