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CN109013698A - A kind of centralized driving formula multi-pass nonferrous metal rolling mill - Google Patents

A kind of centralized driving formula multi-pass nonferrous metal rolling mill Download PDF

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Publication number
CN109013698A
CN109013698A CN201810773728.6A CN201810773728A CN109013698A CN 109013698 A CN109013698 A CN 109013698A CN 201810773728 A CN201810773728 A CN 201810773728A CN 109013698 A CN109013698 A CN 109013698A
Authority
CN
China
Prior art keywords
milling train
box
gear
rolling mill
nonferrous metal
Prior art date
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.)
Granted
Application number
CN201810773728.6A
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Chinese (zh)
Other versions
CN109013698B (en
Inventor
黄和昌
王彦勋
冉静萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU SHUHONG EQUIPMENT MANUFACTURING Corp Ltd
Original Assignee
CHENGDU SHUHONG EQUIPMENT MANUFACTURING Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHENGDU SHUHONG EQUIPMENT MANUFACTURING Corp Ltd filed Critical CHENGDU SHUHONG EQUIPMENT MANUFACTURING Corp Ltd
Priority to CN201810773728.6A priority Critical patent/CN109013698B/en
Publication of CN109013698A publication Critical patent/CN109013698A/en
Application granted granted Critical
Publication of CN109013698B publication Critical patent/CN109013698B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B31/00Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/07Adaptation of roll neck bearings
    • B21B31/074Oil film bearings, e.g. "Morgoil" bearings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B31/00Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/07Adaptation of roll neck bearings
    • B21B31/078Sealing devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B31/00Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16Adjusting or positioning rolls
    • B21B31/20Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B21B31/22Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
    • B21B31/24Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B35/00Drives for metal-rolling mills, e.g. hydraulic drives
    • B21B35/10Driving arrangements for rolls which have only a low-power drive; Driving arrangements for rolls which receive power from the shaft of another roll
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B35/00Drives for metal-rolling mills, e.g. hydraulic drives
    • B21B35/12Toothed-wheel gearings specially adapted for metal-rolling mills; Housings or mountings therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crushing And Grinding (AREA)

Abstract

The invention discloses a kind of centralized driving formula multi-pass nonferrous metal rolling mill, which includes milling train safety guard, motor, gear-box, two groups of milling trains symmetrically arranged on the left and the right and milling train gear-box, cooling water pipe, lubricating pipe and shaft coupling;Milling train includes roll shaft, filmatic bearing, eccentric bushing and eccentric adjustment screw rod;Fixing seat includes pedestal and Ka Gai, and side is hinged by articulated shaft between pedestal and Ka Gai, and the other side between pedestal and Ka Gai is connected by expanding screw screw bolt and nut;The end of filmatic bearing is fixed between pedestal and Ka Gai;The spindle nose position of milling train is two-lid sealing structure, is equipped with sealing slip ring and lower sealing slip ring;Lower sealing slip ring includes flange, interconnecting piece, inclined seal ring and horseshoe portion, and inclined seal ring is connect by interconnecting piece with flange;The end of inclined seal ring is arranged in horseshoe portion;The bottom end in horseshoe portion is provided with corner, forms line between the corner and roll shaft and contacts, the side in horseshoe portion is additionally provided with reinforcement protrusion.

Description

A kind of centralized driving formula multi-pass nonferrous metal rolling mill
Technical field
The present invention relates to metal rolled technical fields, and in particular to a kind of centralized driving formula multi-pass nonferrous metal rolling mill.
Background technique
Currently, non-ferrous metal wire rod processing pour cast out blank after need to roll it, current non-ferrous metal rolls Machine generallys use common milling train, and bearing uses rolling bearing, and online service life is short, and maintenance cost is high, generallys use more Group milling train carries out multi-pass tandem rolling, and the cross-sectional area of material constantly reduces.Multi-pass rolling passes through every frame electricity using being operated alone Machine, change gear box are supplied to the different revolving speed of roll per pass, to guarantee speed that copper bar wire rod transmits between every group of roll Degree.But due to the difference of the revolving speed of roll and pass size per pass, in addition its temperature also gradually drops from front to back It is low, so the Transmission Ratio Control of every group of passage roll is more difficult.And control program is cumbersome, each rack requires a set of independent control System processed increases the investment of equipment cost, and makes troubles in control to operator, is easy to appear blocked shot and breaks existing As influencing production technology.Traditional milling train uses rolling bearing, and service life is short, maintenance rate is high, and milling train linear velocity is low, when machine Low output, production directly consume at high cost.
It is correspondingly improved in view of the above problems, this field was made, such as the patent application of applicant oneself CN104190707A discloses a kind of scheme, including milling train safety guard, motor, gear-box, two groups of milling trains symmetrically arranged on the left and the right With milling train gear-box, cooling water pipe, lubricating pipe and shaft coupling;The milling train and milling train gear-box and level of two groups of the left and right Face is staggered arrangement in 45 ° of angles, and angle is 90 ° between two adjacent milling trains, and the motor couples with gear-box;Institute The gear-box stated couples the milling train gear-box of two groups of left and right by shaft coupling respectively;The milling train gear-box and milling train connection; The milling train includes roll shaft, filmatic bearing, eccentric bushing, eccentric adjustment screw rod;The roll shaft passes through two filmatic bearings Couple with milling train gear-box;The eccentric bushing wraps up roll shaft, and eccentric bushing is equipped with the eccentric adjustment silk for adjusting gap values between rollers Bar;The spindle nose position of the milling train is two-lid sealing structure, is equipped with sealing slip ring and lower sealing slip ring.
The scheme section of CN104190707A solves aforementioned technical problem, and eccentric bushing uses special forging, vehicle, Re Chu The techniques such as reason are processed, and drive bearing, instead of traditional rolling bearing, greatly releases mill rolls using filmatic bearing The diameter of axis, to improve the intensity of novel colored rolling mill for metal.Filmatic bearing uses hydrodynamic lubrication, and bearing is in normal use It is middle to realize transmission using dynamic pressure oil film, it ensure that equipment reliability of operation and stability.The roll gap of milling train using eccentric bushing and Screw rod is adjusted, any symmetrical adjustment of two roll shaft of milling train gap values between rollers in a certain range is realized, makes the online of the collars of milling train Utilization rate raising significantly improves, and significantly reduces the direct energy consumption of production.
But there are also unreasonable place, such as roll shaft disassembly inconvenience, oil films for this rolling mill structure in the prior art Bearing seal performance is bad, and dirt particle is be easy to cause to enter, and leads to filmatic bearing serious wear, influences its service life, and And since disassembly is inconvenient to cause maintenance cost high, not only need largely manually, but also require a great deal of time It can complete detachable maintaining.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of centralized driving formula multi-pass nonferrous metal rolling mills, not only Topology layout is reasonable, saves spares reserve expense, and mill speed is fast, and milling train intensity is high, and rolling mill efficiency is high, and facilitate operation and Maintenance, convenient disassembly, filmatic bearing good seal performance, dirt particle are difficult to enter, and are reduced filmatic bearing abrasion probability, are improved Service life, and due to convenient disassembly, reduces maintenance cost, do not need it is a large amount of artificial, can in the very short time Interior completion detachable maintaining.
To achieve the above object, centralized driving formula multi-pass nonferrous metal rolling mill of the present invention includes milling train safety Cover, motor, gear-box, two groups of milling trains symmetrically arranged on the left and the right and milling train gear-box, cooling water pipe, lubricating pipe and shaft coupling; The milling train and milling train gear-box of two groups of the left and right are staggered arrangement horizontal by 45 ° of angles, two adjacent milling trains Between angle be 90 °, the motor couples with gear-box;The gear-box couples two groups of left and right by shaft coupling respectively Milling train gear-box;The milling train gear-box and milling train connection;The milling train include roll shaft, filmatic bearing, eccentric bushing and Bias adjustment screw rod;The roll shaft is coupled by two filmatic bearings with milling train gear-box;The end of filmatic bearing is fixed on In fixing seat;The fixing seat includes pedestal and Ka Gai, and side is hinged by articulated shaft between pedestal and Ka Gai, bottom The other side between seat and card lid is connected by expanding screw screw bolt and nut;The end of filmatic bearing be fixed on pedestal and Ka Gai it Between;The eccentric bushing wraps up roll shaft, and eccentric bushing is equipped with the eccentric adjustment screw rod for adjusting gap values between rollers;The milling train Spindle nose position is two-lid sealing structure, is equipped with sealing slip ring and lower sealing slip ring;The lower sealing slip ring includes flange, connection Portion, inclined seal ring and horseshoe portion, the inclined seal ring are connect by interconnecting piece with flange;The horseshoe portion setting exists The end of inclined seal ring;The bottom end in horseshoe portion is provided with corner, forms line between the corner and roll shaft and contacts, the side in horseshoe portion Face is additionally provided with reinforcement protrusion.
Two groups of milling trains and milling train gear-box are all made of modularized design, and filmatic bearing uses hydrodynamic lubrication, the roll gap of milling train Using eccentric bushing and eccentric adjustment screw rod, any symmetrical adjustment of two roll shafts of milling train gap values between rollers in a certain range is realized.
The milling train gear-box uses spiral bevel gear, and drive bearing uses angular contact axially position, and cylindrical roller uses Radial positioning.
The equal semicircular in shape of pedestal and Ka Gai, the side of Ka Gai are provided with escape groove, are provided with confession in the escape groove The through-hole that expansion bolt passes through, the nut are locked on expansion bolt in the escape groove.
The inclined seal ring includes the first anchor ring and the second anchor ring, and the angle between the first anchor ring and the second anchor ring is 5-9 degree.
First anchor ring of the first surface in the horseshoe portion and the inclined seal ring is located on the same face, horseshoe The second surface in portion and third surface are crossed to form corner, and the angle between the first surface and roll shaft in horseshoe portion is 60-68 degree.
Angle between the second anchor ring and roll shaft of the inclined seal ring is 50-58 degree.
Angle between the second surface and third surface is 90-106 degree.
Angle between the first surface and second surface in the horseshoe portion is 66.5-77.5 degree.
Angle between second anchor ring and third surface is 157.5-168.5 degree.
Compared with prior art, beneficial effect is centralized driving formula multi-pass nonferrous metal rolling mill of the present invention:
Milling train is driven by precision gear using 45 ° of space-alternating arrangements and is realized centralized driving, and core component milling train uses Modularized design, desin speed reach 60m/s or more, and the no twist rolling of non-ferrous metal is realized in rolling, refine crystal grain, obtain More ideal crystal inside tissue is obtained, module design, topology layout is reasonable, facilitates operation and maintenance, saves spares reserve and takes With the design of eccentric bushing filmatic bearing improves milling train intensity, and bigger optimizes mill speed, and rolling mill speed can promote 60m/ S or more substantially increases rolling mill efficiency, and facilitates operation and maintenance, convenient disassembly, filmatic bearing good seal performance, dirt Particle is difficult to enter, and is reduced filmatic bearing abrasion probability, is improved service life, and due to convenient disassembly, reduce dimension Accomplish this, does not need largely manually, detachable maintaining can be completed in a short period of time.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is front view of the invention;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the left view of Fig. 2;
Fig. 5 is the structural schematic diagram of milling train of the invention;
Fig. 6 is the sectional view along A-A of Fig. 5;
Fig. 7 is filmatic bearing partial enlarged view of the invention.
Fig. 8 is the structural schematic diagram of fixing seat of the invention.
Fig. 9 is the half-section diagram of lower sealing slip ring of the invention.
Components and number in figure:
1- milling train safety guard;2- motor;3- gear-box: 4- milling train;5- milling train gear-box;Slip ring is sealed under 6-;7- is eccentric Adjust screw rod;8- lubricating pipe;9- shaft coupling;10- filmatic bearing;11- roll shaft;12- eccentric bushing;13- seals slip ring;14- is cold But water pipe;40 flanges;50- interconnecting piece;48- inclined seal ring;54- horseshoe portion;The corner 56-;62- reinforces protrusion;816- is solid Reservation;831- pedestal;832- Ka Gai;86- articulated shaft;84- expansion bolt;85- nut.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
As shown in Figures 1 to 9, centralized driving formula multi-pass nonferrous metal rolling mill of the present invention includes milling train safety guard 1, motor 2, gear-box 3, two groups of milling trains 4 symmetrically arranged on the left and the right and milling train gear-box 5, cooling water pipe 14, lubricating pipe 8 and connection Axis device 9;The milling train 4 and milling train gear-box 5 of two groups of left and right are staggered arrangement horizontal by 45 ° of angles, and adjacent two are rolled Angle is 90 ° between machine 4, and motor 2 couples with gear-box 3;Gear-box 3 couples the milling train of two groups of left and right by shaft coupling 9 respectively Gear-box 5;Milling train gear-box 5 and milling train 4 couple;Milling train 4 includes roll shaft 11, filmatic bearing 1O, eccentric bushing 12 and eccentric tune Whole screw rod 7;Roll shaft 11 is coupled by two filmatic bearings 10 with milling train gear-box 5;The end of filmatic bearing is fixed on fixing seat In 816;The fixing seat includes pedestal 831 and Ka Gai 832, and side is hinged on one by articulated shaft 86 between pedestal and Ka Gai It rises, the other side between pedestal and Ka Gai is connected by expansion bolt 84 and nut 85;The end of filmatic bearing 10 is fixed on bottom Between seat and card lid;Eccentric bushing 12 wraps up roll shaft 11, and eccentric bushing 12 is equipped with the eccentric adjustment screw rod 7 for adjusting gap values between rollers; The spindle nose position of milling train 4 is two-lid sealing structure, is equipped with sealing slip ring 13 and lower sealing slip ring 6;The lower sealing slip ring packet Flange 40, interconnecting piece 50, inclined seal ring 48 and horseshoe portion 54 are included, the inclined seal ring is connected by interconnecting piece and flange It connects;The end of inclined seal ring is arranged in the horseshoe portion;The bottom end in horseshoe portion is provided with corner 56, the corner and roll shaft it Between formed line contact, the side in horseshoe portion be additionally provided with reinforce protrusion 62.
The two groups of two groups of milling trains 4 being arranged symmetrically in left and right and milling train gear-box 5 pass through precision using 45 ° of spatial intersecting arrangements Gear drive realizes that centralized driving, speed can reach 60m/s or more, the no twist rolling of non-ferrous metal realized in rolling, carefully Change crystal grain, obtains more ideal crystal inside tissue.
As shown in figure 5, two groups of milling trains 4 and milling train gear-box 5 are all made of modularized design, using filmatic bearing 10, increase The diameter of transmission shaft, makes the intensity of milling train 4 be greatly improved, facilitates the non-ferrous alloy for rolling the various trades mark, special It is not the rolling of aluminium alloy high-strength aluminium bar.
As shown in Fig. 6~Fig. 7, milling train 4 includes filmatic bearing 10, and eccentric bushing 12 uses special forging, vehicle, heat treatment etc. Technique is processed, and using filmatic bearing 10 instead of traditional rolling bearing, greatly releases the straight of the roll shaft 11 of milling train 4 Diameter, it is axial to be positioned using retaining bearing, the service life of milling train 4 is substantially prolonged, to improve novel colored rolling mill for metal Intensity;Filmatic bearing 10 uses hydrodynamic lubrication, during normal use realizes transmission using dynamic pressure oil film, ensure that equipment is run Reliability and stability.
It safeguards and easy to adjust, the roll gap of milling train 4 adjusts screw rod 7 using eccentric bushing 12 and bias, realizes the two of milling train 4 Any symmetrical adjustment of a roll shaft 11 gap values between rollers in a certain range, make the online utilization rate of the collars of milling train 4 improve at double with On, significantly reduce the direct energy consumption of production.
Milling train gear-box 5 uses spiral bevel gear, and run smoothly large carrying capacity, and noise is small, and drive bearing uses angular contact Axially position, cylindrical roller radial positioning ensure that reliable transmission, in normal conditions of use basic freedom from repairs.
As shown in figure 8, the pedestal 831 and the equal semicircular in shape of Ka Gai 832, the side of Ka Gai is provided with escape groove, it should The through-hole passed through for expansion bolt 84 is provided in escape groove, the nut 85 is locked in the escape groove in expansion bolt On.
As shown in figure 9, the inclined seal ring 48 includes the first anchor ring 48a and the second anchor ring 48b, the first anchor ring and the Angle α between two anchor rings1For 11-15 degree.It is highly preferred that angle α1It is 13 degree.
First anchor ring 48a of the first surface in the horseshoe portion and the inclined seal ring 48 is located at the same face On, the second surface 54a and third surface 54b in horseshoe portion are crossed to form corner 56, the first surface and roll shaft 11 in horseshoe portion it Between angle α2For 60-68 degree.It is highly preferred that angle α2It is 64 degree.
Angle α between the second anchor ring 48b and roll shaft 11 of the inclined seal ring 483For 50-58 degree.More preferably Ground, angle α3It is 54 degree.
Angle α between the second surface 54a and third surface 54b4For 90-106 degree.It is highly preferred that angle α4For 98 degree.
Angle α between the first surface and second surface 54a in the horseshoe portion5For 66.5-77.5 degree.More preferably Ground, angle α5It is 72 degree.
Angle α between the second anchor ring 48b and third surface 54b6For 157.5-168.5 degree.It is highly preferred that folder Angle α6It is 163 degree.
The above angle design is the optimum value that applicant is determined by a large amount of verification experimental verification, and this special designing makes angle Line between portion and roll shaft, which contacts, remains close, to guarantee sealing effect, can be avoided dirt particle entrance, reduces The abrasion probability of filmatic bearing, improves service life.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore, These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.

Claims (10)

1. a kind of centralized driving formula multi-pass nonferrous metal rolling mill, which is characterized in that the centralized driving formula multi-pass is coloured Rolling mill for metal includes milling train safety guard, motor, gear-box, two groups of milling trains symmetrically arranged on the left and the right and milling train gear-box, cooling water Pipe, lubricating pipe and shaft coupling;The milling train and milling train gear-box of two groups of the left and right are staggered horizontal by 45 ° of angles It arranges, angle is 90 ° between two adjacent milling trains, and the motor couples with gear-box;The gear-box passes through shaft coupling Device couples the milling train gear-box of two groups of left and right respectively;The milling train gear-box and milling train connection;The milling train includes roller Axis, filmatic bearing, eccentric bushing and eccentric adjustment screw rod;The roll shaft is coupled by two filmatic bearings with milling train gear-box; The end of filmatic bearing is fixed in fixing seat;The fixing seat includes pedestal and Ka Gai, and side is logical between pedestal and Ka Gai Cross that articulated shaft is hinged, the other side between pedestal and Ka Gai is connected by expanding screw screw bolt and nut;The end of filmatic bearing Portion is fixed between pedestal and Ka Gai;The eccentric bushing wraps up roll shaft, and eccentric bushing is equipped with the bias for adjusting gap values between rollers Adjust screw rod;The spindle nose position of the milling train is two-lid sealing structure, is equipped with sealing slip ring and lower sealing slip ring;Under described Sealing slip ring includes flange, interconnecting piece, inclined seal ring and horseshoe portion, and the inclined seal ring is connected by interconnecting piece and flange It connects;The end of inclined seal ring is arranged in the horseshoe portion;The bottom end in horseshoe portion is provided with corner, between the corner and roll shaft Line contact is formed, the side in horseshoe portion is additionally provided with reinforcement protrusion.
2. centralized driving formula multi-pass nonferrous metal rolling mill as described in claim 1, which is characterized in that two groups of milling trains and milling train Gear-box is all made of modularized design, and filmatic bearing uses hydrodynamic lubrication, and the roll gap of milling train utilizes eccentric bushing and eccentric adjustment silk Bar realizes any symmetrical adjustment of two roll shafts of milling train gap values between rollers in a certain range.
3. centralized driving formula multi-pass nonferrous metal rolling mill as described in claim 1, which is characterized in that the milling train gear Case uses spiral bevel gear, and drive bearing uses angular contact axially position, and cylindrical roller uses radial positioning.
4. centralized driving formula multi-pass nonferrous metal rolling mill as described in claim 1, which is characterized in that the pedestal and card Equal semicircular in shape is covered, the side of Ka Gai is provided with escape groove, and the through-hole passed through for expansion bolt is provided in the escape groove, described Nut be locked on expansion bolt in the escape groove.
5. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 3, which is characterized in that the inclined seal Ring includes the first anchor ring and the second anchor ring, and the angle between the first anchor ring and the second anchor ring is 5-9 degree.
6. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 5, which is characterized in that the horseshoe portion First anchor ring of first surface and the inclined seal ring is located on the same face, the second surface in horseshoe portion and third surface It is crossed to form corner, the angle between the first surface and roll shaft in horseshoe portion is 60-68 degree.
7. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 5, which is characterized in that the inclined seal Angle between the second anchor ring and roll shaft of ring is 50-58 degree.
8. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 6, which is characterized in that the second surface Angle between third surface is 90-106 degree.
9. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 6, which is characterized in that the horseshoe portion Angle between first surface and second surface is 66.5-77.5 degree.
10. centralized driving formula multi-pass nonferrous metal rolling mill as claimed in claim 6, which is characterized in that second ring Angle between face and third surface is 157.5-168.5 degree.
CN201810773728.6A 2018-07-15 2018-07-15 A kind of centralized driving formula multi-pass nonferrous metal rolling mill Active CN109013698B (en)

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Application Number Priority Date Filing Date Title
CN201810773728.6A CN109013698B (en) 2018-07-15 2018-07-15 A kind of centralized driving formula multi-pass nonferrous metal rolling mill

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CN109013698B CN109013698B (en) 2019-10-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112453063A (en) * 2020-12-31 2021-03-09 浙江传播者金属装饰材料有限公司 Centralized driving type multi-pass nonferrous metal rolling mill

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630458A (en) * 1985-03-12 1986-12-23 Durametallic Corporation Seal arrangement for mill roll
JP2000130451A (en) * 1998-10-28 2000-05-12 Koyo Seiko Co Ltd Sealing device
CN1510320A (en) * 2002-12-17 2004-07-07 Ħ�����蹫˾ Internal sealing ring for roll machine oil slick bearing
CN201306449Y (en) * 2008-11-28 2009-09-09 广州机械科学研究院 Double-lip seal structure used for oil film bearing of high-speed wire rolling mill
CN201543652U (en) * 2009-09-29 2010-08-11 宝山钢铁股份有限公司 Connecting structure of backup roller oil film bearing block and end shield of bearing block
CN101846185A (en) * 2009-03-25 2010-09-29 卡尔弗罗伊登柏格两合公司 The supporting mass that is used for the integrated metallic of sealing member for rotating shaft
JP2011256902A (en) * 2010-06-07 2011-12-22 Ntn Corp Device for sealing of anti-friction bearing
CN104190707A (en) * 2014-09-23 2014-12-10 成都蜀虹装备制造股份有限公司 Centralized driving type multi-pass rolling mill for rolling nonferrous metals

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630458A (en) * 1985-03-12 1986-12-23 Durametallic Corporation Seal arrangement for mill roll
JP2000130451A (en) * 1998-10-28 2000-05-12 Koyo Seiko Co Ltd Sealing device
CN1510320A (en) * 2002-12-17 2004-07-07 Ħ�����蹫˾ Internal sealing ring for roll machine oil slick bearing
CN201306449Y (en) * 2008-11-28 2009-09-09 广州机械科学研究院 Double-lip seal structure used for oil film bearing of high-speed wire rolling mill
CN101846185A (en) * 2009-03-25 2010-09-29 卡尔弗罗伊登柏格两合公司 The supporting mass that is used for the integrated metallic of sealing member for rotating shaft
CN201543652U (en) * 2009-09-29 2010-08-11 宝山钢铁股份有限公司 Connecting structure of backup roller oil film bearing block and end shield of bearing block
JP2011256902A (en) * 2010-06-07 2011-12-22 Ntn Corp Device for sealing of anti-friction bearing
CN104190707A (en) * 2014-09-23 2014-12-10 成都蜀虹装备制造股份有限公司 Centralized driving type multi-pass rolling mill for rolling nonferrous metals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112453063A (en) * 2020-12-31 2021-03-09 浙江传播者金属装饰材料有限公司 Centralized driving type multi-pass nonferrous metal rolling mill

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