CN105363807B - A kind of Horizontal loose sleeve roller (guide) apron - Google Patents
A kind of Horizontal loose sleeve roller (guide) apron Download PDFInfo
- Publication number
- CN105363807B CN105363807B CN201510972011.0A CN201510972011A CN105363807B CN 105363807 B CN105363807 B CN 105363807B CN 201510972011 A CN201510972011 A CN 201510972011A CN 105363807 B CN105363807 B CN 105363807B
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- CN
- China
- Prior art keywords
- bearing
- guide
- deflector roll
- bushing
- locking
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B41/00—Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters
Abstract
The invention discloses a kind of Horizontal loose sleeve roller (guide) apron, bushing including looping bed, with platform deflector roll and in platform deflector roll, the roller (guide) apron further includes eccentric shaft, bearing group and the locking device for locking bearing group both ends, eccentric shaft includes the first axle part and the second axle part in bushing, band platform deflector roll is connected by the first axle part with looping bed, and the bearing group is arranged between the second axle part and bushing and undertakes the axial load towards bearing group both ends axial direction respectively by the arranged in series between bearing with back-to-back configuration.The present invention can prevent kink bearing and clamp spring from damaging, avoid deflector roll play from causing rolled piece to be scratched by spout guide, prevent piling of steel accident caused by deflector roll comes off, reduce the abrasion of kink spout guide and rolling mill inlet guide, so as to improve product quality, rolling cost is reduced.
Description
Technical field
The invention belongs to metal shaping equipment technical field, and in particular to a kind of Horizontal loose sleeve roller (guide) apron.
Background technology
High-speed rod slightly between middle milling train and pre-finishing mill, to realize tension free rolling, installs a Horizontal loose sleeve device,
To adjust the rotating speed of upstream milling train, so as to ensure that front and rear rack rolled piece volume second flow is equal.Existing level looper
Outlet deflector roll is made of 1 band platform deflector roll and 2 plain-barreled rolls, there is the step for preventing rolled piece from moving upwards, but its with platform deflector roll roll surface
Internal structure is identical with plain-barreled roll, and high-speed rod rolled piece camber after Horizontal loose sleeve plays set moves, in the work of the upward strength of rolled piece
Under, bearing and clamp spring damage often occur for band platform deflector roll, and deflector roll play causes kink spout guide to draw the generation of rolled piece surface
Wound, influences product quality, or even deflector roll occurs and comes off and causes piling of steel accident.Exempt from annealing, letter for the high cold heading performance of production
The high value added product such as annealing and non-hardened and tempered steel, it is very high to the shape need of bar shaped in the operation of rolling, on finished product
The tiny scuffing of 0.05mm may all cause product cold heading performance unqualified, and region bar shaped is rolled in if more than 0.2mm's
Cut, it is interrupted folding to be reflected on finished product, is visually not easy to find, but mill product may be exactly waste product, easily causes batch
Quality accident.
The content of the invention
It is contemplated that at least solve one of technical problem existing in the prior art.For this reason, the present invention provides a kind of water
Flat kink roller (guide) apron, it is therefore an objective to prevent kink bearing to be damaged.
To achieve these goals, the technical solution taken of the present invention is：
A kind of Horizontal loose sleeve roller (guide) apron, including looping bed, the bushing with platform deflector roll and in platform deflector roll, it is described to lead
Roller arrangement further includes eccentric shaft, bearing group and the locking device for locking bearing group both ends, eccentric shaft include the first axle part and
The second axle part in bushing, band platform deflector roll are connected by the first axle part with looping bed, and the bearing group is arranged on the second axle part
Undertaken respectively towards bearing group both ends axial direction between bushing and by the arranged in series between bearing and back-to-back configuration
Axial load.
The bearing group includes setting successively from the one end of the second axle part away from looping bed to the direction close to looping bed one end
The first angular contact ball bearing, the second angular contact ball bearing and the third angle contact ball bearing put, second angular contact ball bearing
One end and the first angular contact ball bearing arranged in series, the other end and the back-to-back configuration of the third angle contact ball bearing.
The bearing of the bearing group uses window punching press brass retainer.
The locking device is included arranged on the one end of the second axle part away from looping bed and for being carried out to the bearing of bearing group
Axially position and the first locking positioning device locked to bearing inner race.
The first locking positioning device is locking back of the body cap.
The locking device is further included arranged on bushing close to one end of looping bed and for band platform deflector roll to be positioned and is used for
The the second locking positioning device locked to the bearing outer ring of bearing group.
The second locking positioning device is labyrinth gland.
The described one end of band platform deflector roll away from looping bed, which is equipped with, carries out bandaging piece spacing shoulder.
The contact jaw of the shoulder and bandaging piece is equipped with rounded corner.
The lubricating system of the bearing group is using oil-air lubrication.
Compared with prior art, the present invention is novel in design, brief, reliably, it is easy to accomplish, its main efficacy results is embodied in：
(1) existing guide roller structure can not bear axial forces upward after rolled piece covers, average that bearing can all occur daily
Damaged with clamp spring, when replacing roller (guide) apron needs 1-2 small.Bearing damage does not occur again after roller (guide) apron using the present invention, only
It need to regularly replace deflector roll according to roll surface wearing situation, greatly reduce the Rolling failure time, improve operating rate of rolling mill.
(2) after roller (guide) apron using the present invention, play will not occur for deflector roll, and rolled piece operates in loop-mill rolling passage all the time
Centre position, no longer contacted with guide groove and guide and guard generation scuffing, prevent piling of steel accident caused by deflector roll comes off, effectively increase
Product quality.
(3) after roller (guide) apron using the present invention, reduce the replacement amount of roller (guide) apron, reduce kink spout guide and
The abrasion of downstream rolling mill inlet guide, can extend spare part service life, reduce enterprise's production cost.
Brief description of the drawings
This specification includes the following drawings, and shown content is respectively：
Fig. 1 is the cross-sectional view of Horizontal loose sleeve roller (guide) apron of the present invention.
In figure mark for：
1st, band platform deflector roll；2nd, bushing；3rd, eccentric shaft；4th, the first angular contact ball bearing；5th, the second angular contact ball bearing；6th,
Triangle contact ball bearing；7th, back of the body cap is locked；8th, labyrinth gland；9th, looping bed；10th, rolled piece；11st, oil inlet pipe；12nd, oil inlet back of the body cap.
Embodiment
Below against attached drawing, by the description of the embodiment, making to embodiment of the invention further details of
Explanation, it is therefore an objective to help those skilled in the art to have more complete, accurate and deep reason to design of the invention, technical solution
Solution, and contribute to its implementation.
As shown in Figure 1, present invention relates particularly to a kind of Horizontal loose sleeve roller (guide) apron, including looping bed 9,1 and of band platform deflector roll
Bushing 2 in platform deflector roll 1, roller (guide) apron further include eccentric shaft 3, bearing group and the locking for locking bearing group both ends
Device, eccentric shaft 3 include the first axle part, connecting portion and the second axle part in bushing for being sequentially connected setting, band platform deflector roll 1
It is connected by the first axle part with looping bed 9, bearing group is arranged between the second axle part and bushing 2 and passes through the arranged in series between bearing
Undertake the axial load towards bearing group both ends axial direction respectively with back-to-back configuration.This structure of bearings also has connection the
The effect of two axle portions and bushing.
With platform deflector roll 1, one end away from looping bed 9 is equipped with and spacing shoulder is carried out to bandaging piece 10.Shoulder connects with bandaging piece 10
Contravention is equipped with rounded corner, to prevent scuffing of the wedge angle to rolled piece.After kink plays set, rolled piece 10 is close to rotating band platform deflector roll
Side wall moves, and shoulder can limit the height that rolled piece moves upwards, rolled piece is operated in the centre position of roll path all the time, no
Generation scuffing is contacted with guide groove and guide and guard again.It is located at the side of shoulder with platform deflector roll and bushing carries out fastening company by fastener
Connect, fastener can be bolt so that bushing is preferably fastened in band platform deflector roll.
In view of actual needs and raw materials for production and cost, even more preferably, bearing group includes remote from the second axle part
From looping bed 9 one end to close to 9 one end of looping bed direction set gradually the first angular contact ball bearing 4, the second angular contact
Ball bearing 5 and the third angle contact ball bearing 6, the second angular contact ball bearing and the first angular contact ball bearing 4 are arranged in series, rolled piece
10 axial forces for touching the remote looping bed direction produced after shoulder are averagely undertaken by the bearing of two arranged in series, bearing capacity
For twice of traditional single-row bearing；Second angular contact ball bearing 5 and the third angle contact ball bearing 6 are back-to-back configuration, rigidity
Height, can bear tilting moment.Each bearing of bearing group uses window punching press brass retainer, can be up to 150
Run at a temperature of DEG C.The bearing arrangement realizes the radial direction and axial effectively positioning to deflector roll, can undertake after rolled piece plays set and produce
Raw upward huge axial forces, prevent the damage of bearing and axial workpiece.
Above-mentioned locking device include arranged on the one end of the second axle part away from looping bed 9 and for the bearing of bearing group into
Row axially position and the first locking positioning device locked to bearing inner race.It is preferred that the first locking positioning device is
Back of the body cap 7 is locked, can effectively ensure that the locking to all bearing inner races and axially position.
Locking device further include arranged on bushing 2 close to one end of looping bed 9 and for band platform deflector roll 1 is positioned and for pair
The second locking positioning device that the bearing outer ring of bearing group is locked.It is preferred that the second locking positioning device is pressed for labyrinth
Lid 8, as shown in Figure 1, the connecting portion of eccentric shaft 3, which is equipped with, is engaged the structure that locking lid is combined with labyrinth gland 8, constitutes
The bearing block of a set of closing；In order to further ensure the stability connected between bushing and eccentric shaft, bushing and labyrinth gland it
Between be fastenedly connected by fastener.The arrangement of this structure can ensure the locking of all bearing outer rings and with platform deflector roll 1
Positioning.
The lubricating system of bearing group is using oil-air lubrication.Specifically, the first axle part below eccentric shaft 3 be equipped with into
Oilhole, oil inlet pipe 11 are installed on by oil inlet back of the body cap 12 with holes on the first axle part of eccentric shaft, and oil inlet pipe 11 couples Oil/Gas Pipe,
Oil gas reaches the top the second axle part of eccentric shaft by oil inlet pipe 11, is the first angular contact ball bearing 4, the second angular contact ball bearing
5th, the third angle contact ball bearing 6 provides oil-air lubrication, ensure that the cooling of bearing.
After Horizontal loose sleeve roller (guide) apron using the present invention, the stress of each bearing is more reasonable, kink and eccentric shaft and lining
Connecting mode between set is relatively reliable, then do not occur because bearing damage, deflector roll play and caused by accident, equipment operation is flat
Surely, fault time and spare part expense are greatly reduced, and operating rate of rolling mill and product quality significantly improve.
The present invention is exemplarily described above in association with attached drawing.Obviously, the present invention implements and from above-mentioned side
The limitation of formula.As long as employ the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress；Or not
It is improved, the above-mentioned design of the present invention and technical solution are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (5)
1. a kind of Horizontal loose sleeve roller (guide) apron, including looping bed (9), the bushing with platform deflector roll (1) and in platform deflector roll
(2), it is characterised in that：The roller (guide) apron further includes eccentric shaft (3), bearing group and the locking for locking bearing group both ends and fills
Put, eccentric shaft (3) includes the first axle part and the second axle part in bushing, and band platform deflector roll (1) passes through the first axle part and kink
Platform (9) connects, and the bearing group is arranged between the second axle part and bushing and passes through the arranged in series between bearing and back-to-back configuration
The axial load towards bearing group both ends axial direction is undertaken respectively, and the bearing group is included from the second axle part away from looping bed
(9) the first angular contact ball bearing (4), the second angular contact ball that the direction of one end to close looping bed (9) one end is set gradually
Bearing (5) and the third angle contact ball bearing (6), one end and the first angular contact ball bearing of second angular contact ball bearing (5)
(4) arranged in series, the other end and the third angle contact ball bearing (6) back-to-back configuration, the band platform deflector roll (1) is away from looping bed
(9) one end, which is equipped with, carries out bandaging piece (10) spacing shoulder, is located at the side of shoulder with platform deflector roll and bushing passes through fastener
Connection；The bearing of the bearing group uses window punching press brass retainer；The locking device further includes close arranged on bushing
One end of looping bed and for fixed with the positioning of platform deflector roll and for being locked to the bearing outer ring of bearing group second locking
Position device；The second locking positioning device is labyrinth gland (8)；Fastened between bushing and labyrinth gland by fastener
Connection.
2. Horizontal loose sleeve roller (guide) apron according to claim 1, it is characterised in that：The locking device includes being arranged on the second axis
The one end of portion away from looping bed and for carrying out axially position and locked to bearing inner race first to the bearing of bearing group
Locking positioning device.
3. Horizontal loose sleeve roller (guide) apron according to claim 2, it is characterised in that：The first locking positioning device is locking
Back of the body cap (7).
4. Horizontal loose sleeve roller (guide) apron according to claim 1, it is characterised in that：The contact jaw of the shoulder and bandaging piece (10)
Equipped with rounded corner.
5. Horizontal loose sleeve roller (guide) apron according to claim 1, it is characterised in that：The lubricating system of the bearing group is use
Oil-air lubrication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510972011.0A CN105363807B (en) | 2015-12-21 | 2015-12-21 | A kind of Horizontal loose sleeve roller (guide) apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510972011.0A CN105363807B (en) | 2015-12-21 | 2015-12-21 | A kind of Horizontal loose sleeve roller (guide) apron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105363807A CN105363807A (en) | 2016-03-02 |
| CN105363807B true CN105363807B (en) | 2018-04-24 |
Family
ID=55366718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510972011.0A Active CN105363807B (en) | 2015-12-21 | 2015-12-21 | A kind of Horizontal loose sleeve roller (guide) apron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105363807B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837715A (en) * | 1973-02-05 | 1974-09-24 | Morgaardshammar Ab | Roller guide including axial bearings |
| EP0016237B1 (en) * | 1979-03-21 | 1984-03-14 | Kotobuki Sangyo Kabushiki Kaisha | Twist roller guide device for rolling mill use |
| CN100415400C (en) * | 2006-08-09 | 2008-09-03 | 马鞍山钢铁股份有限公司 | Hot-rolled elliptical rolled piece inlet rolling guide |
| CN201190680Y (en) * | 2008-03-26 | 2009-02-04 | 山东双轮集团股份有限公司 | Axial-thrust balancing device for single-stage cantilever petrochemical process pump |
| CN202447386U (en) * | 2012-03-12 | 2012-09-26 | 哈尔滨哈飞工业有限责任公司 | Novel loop guide roller for high-speed wire rod rolling mill |
| CN203030642U (en) * | 2012-12-19 | 2013-07-03 | 江苏九新特钢制品有限公司 | Single-roller outlet rolling guide and guard assembly |
-
2015
- 2015-12-21 CN CN201510972011.0A patent/CN105363807B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105363807A (en) | 2016-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 243003 Department of intellectual property right of Hunan West Road No. 8 technology center, Ma'anshan City, Anhui Province Applicant after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 Hunan Anhui West Road, No. 8 technology center, Intellectual Property Department Applicant before: Ma'anshan Iron and Steel Co., Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 243003 8 Jiuhua Road, Yushan, Ma'anshan, Anhui Patentee after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 intellectual property department, technology center, No. 8 Hunan West Road, Yushan, Ma'anshan, Anhui Patentee before: Ma'anshan Iron and Steel Co., Ltd. |
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| CP02 | Change in the address of a patent holder |