CN104295618B - Coupling mounting method for power part reducer of cogging mill - Google Patents
Coupling mounting method for power part reducer of cogging mill Download PDFInfo
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- CN104295618B CN104295618B CN201410408319.8A CN201410408319A CN104295618B CN 104295618 B CN104295618 B CN 104295618B CN 201410408319 A CN201410408319 A CN 201410408319A CN 104295618 B CN104295618 B CN 104295618B
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Abstract
The invention discloses a coupling mounting method for a power part reducer of a cogging mill. The coupling mounting method comprises the steps that the connecting end of an output shaft of the reducer and the connecting end of an input shaft of a herringbone gear seat are each provided with a circle of flange-shaped connecting protrusion with a connecting hole, and the coupling mounting method is characterized in that a connecting sleeve is arranged at any connecting end, the corresponding connecting protrusion is arranged on the connecting sleeve, and the connecting sleeve and the connecting end are matched in a gear transmission mode; in the mounting process, the connecting sleeve and the connecting end are mounted, gear transmission matching connection of the connecting sleeve and the connecting end is completed, then the connecting sleeve is rotated and adjusted to enable the connecting protrusion on the connecting sleeve to be aligned to the connecting protrusion at the other connecting end, and then a reaming bolt penetrates through the connecting holes to enable the two connecting protrusions to be mounted and connected. According to the coupling mounting method for the power part reducer of the cogging mill, mounting and butt joint of the output shaft of the power reducer and the input shaft of the herringbone gear seat can be facilitated, and assembling convenience is improved.
Description
Technical field
The present invention relates to blooming mill used in steelmaking equipment；More particularly to a kind of blooming mill power section structure decelerator connection
Axle installation method.
Background technology
Blooming mill, is in steelmaking equipment, linking is arranged on equipment at furnace outlet, for by from heating furnace out
Rolled piece blank shaping simultaneously removes the oxide skin of blank surface, its shape required for can rolling into blank, size, tissue and property
Can, so that lower rolling mill nips.
Blooming mill structure generally comprises frame, the bottom roll being fixedly mounted in frame and being horizontally placed on above bottom roll
Topping roll, topping roll upper end is provided with screw-down, and screw-down includes the pressure electricity being arranged on methods, rack on topping roll
Machine, press down motor outfan connects pressure decelerator, and pressure decelerator has the output shaft being set in parallel in above topping roll, pressure
Lower reducer output shaft two ends are all extended reducer shell and are formed two screw-down power output ends, two pressure power outputs
End turns to each via one and connects transmission and a vertically arranged screw mandrel connection and can drive motion, institute under screw mandrel mountain
State that screw mandrel is vertically arranged to two ends of the roll top position and screw mandrel lower end is connected with topping roll end and drives topping roll upper and lower
Motion；One end of described bottom roll and topping roll is additionally provided with power section structure, and power section structure, including a power current
Machine, output end of the power motor is connected by shaft coupling and a herringbone gear seat after connecting power decelerator, herringbone gear seat
Two outfans are connected with the end of topping roll with described bottom roll by composite spindle and drive topping roll and bottom roll respectively
Rotation.
Wherein, in existing power section structure, the shaft coupling of employing is that common two connection shaft end adopts flange
The version of disk docking, there is following defect in this structure：1：Because blooming mill needs to carry out first rolling forming to steel billet,
Live load is very big, and power transmission moment is larger, leads to the people of power decelerator output shaft and docking in power section structure
Word pinion stand input shaft is the axle being relatively large in diameter, thus the connecting hole on boss install when be difficult to be aligned so as to
It is very inconvenient and time-consuming during docking to install；2nd, very big due to vibrating when blooming mill works, lead to shaft coupling under Long-term Vibration,
The fitting bolt connecting and connecting hole hole wall Wear Friction, lead to occur gap and produce loosen, affect transmission stability and simultaneously produce
Raw vibrating noise, vibration even can damage power decelerator and herringbone bear group after increasing, and leads to maintenance down.
Content of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is：How to provide a kind of convenient dynamic
The installation docking of power reducer output shaft and ouble helical tooth wheel seat power shaft, the blooming mill power section structure improving assembling convenience is slowed down
Device shaft coupling installation method；The gap eliminating connecting bolt and connecting hole in shaft coupling can conveniently be adjusted further simultaneously,
Ensure that reliable transmission is stable it is ensured that power section work is smooth.
In order to solve above-mentioned technical problem, present invention employs following technical scheme：
A kind of blooming mill power section structure decelerator shaft coupling installation method, including in the connection end end of reducer output shaft and
The connection bump with connecting hole of each setting in the connection end end of ouble helical tooth wheel seat power shaft one circle flange shape, its feature exists
In one adapter sleeve corresponding connection bump is arranged on adapter sleeve in any of the above-described connection end end connect setting
On, between adapter sleeve and this connection end end, the mode of setting tooth transmission coordinates, and first completes adapter sleeve and the connection that is located during installation
The installation at end and tooth transmission are connected, and then rotate regulation adapter sleeve again and make the connection bump on adapter sleeve and another connection
The connection bump be aligned of end end, is then connected using the installation that fitting bolt completes two connection bumps through connecting hole.
In this method, employ an adapter sleeve as middleware, adapter sleeve leans on the mode of tooth engaged transmission and a company
Connect end to be connected, then docked with another connection end by adapter sleeve, the structure that can lean on tooth engagement when so installing is to connection
Set carries out the rotation regulation of circumference so that connecting hole can rapidly be aligned, and the installation that fast and easy completes fitting bolt connects.
As optimization, the shaft coupling specifically employing following structure is realized connecting, and described shaft coupling, including power decelerator
The circle flange flange that output shaft end circumferentially convexes to form；Also include the company being set on ouble helical tooth wheel seat power shaft end
Female connector, adapter sleeve inner surface setting have ring gear and and the circle convex surfaces setting that is located in ouble helical tooth wheel seat power shaft outer
Gear ring engages, and adapter sleeve is fixed with a stop collar near one end end of herringbone gear seat using screw docking vertically,
Stop collar supports away from raised side surface that external toothing on the end surfaces of double helical tooth wheel seat direction and ouble helical tooth wheel seat power shaft is located
Connect spacing, adapter sleeve circumferentially arranged has a circle flange projection away from the end of double helical tooth wheel seat direction；Described flange flange and
Corresponding connecting hole is provided with flange projection and is fixedly connected by fitting bolt；During installation, first stop collar is installed in place
Afterwards, then using mode connects for screw stop collar and adapter sleeve complete the installation of adapter sleeve.
So, ouble helical tooth wheel seat power shaft adopts gear engagement one adapter sleeve of setting, then lean on adapter sleeve again and dynamic
Power reducer output shaft is fixedly connected；Carry out axial limiting by stop collar.Then in ouble helical tooth wheel seat power shaft end and power
Certain axially adjustable gap can be reserved between reducer output shaft end.So that when installing docking, adapter sleeve was both permissible
Lean on gear cooperation to produce gap in the circumferential and reserve certain anglec of rotation adjusting range；Also have one on axial distance simultaneously
Fixed adjustment space；Therefore so that realize very convenient fast when being fixedly connected between adapter sleeve and power decelerator output shaft
Prompt；Drastically increase install convenient.
As optimization, in the shaft coupling of employing, described stop collar inner peripheral surface and ouble helical tooth wheel seat power shaft outer surface it
Between be provided with the first sealing structure, described stop collar away from the end face of herringbone gear seat and power decelerator output shaft outer face it
Between be provided with second seals structure, described first sealing structure and second seals structure make outside described power decelerator output shaft
End face to external toothing in ouble helical tooth wheel seat power shaft position between bumps be formed with oil storage cavity, right on described adapter sleeve
Answer oil storage cavity to be provided with the oil-in being communicated to oil storage cavity, in oil-in, be provided with plug cock；During installation, complete fitting bolt
After installation, plug cock is taken off, after oil-in injects quantitative fluid, block plug cock, complete oil injecting lubricating.
After so optimizing, can be lubricated from oil-in injection lubricating oil in the oil storage cavity of formation after sealing, slow down
Fretting wear between internal tooth and external tooth, and after lubricating oil is filled into the gap between internal tooth and external tooth, transmission can be slowed down
During the circular gap that exists between internal tooth and external tooth on the loss that causes of transmission and impact it is ensured that transmission is smooth.
Further, in the shaft coupling of employing, described first sealing structure, including described stop collar inner peripheral surface vertically
The several closure gasket grooves being set up in parallel（It is preferably three）, and in closure gasket groove and corresponding ouble helical tooth wheel seat power shaft outer surface
Between install several sealing rings；Described second seals structure, including described adapter sleeve away from herringbone gear seat end face inner edge
The circle seal convexity raised axially outward being formed at edge, on described power decelerator output shaft outer face, corresponding sealing is convex
Rise and be provided with the seal groove that a circle supplies seal convexity insertion formation sealing cooperation（Described sealing cooperation refers to adapter sleeve away from herringbone
While pushing against cooperation between the end face of pinion stand and power decelerator output shaft outer face, a circle sealing of described adapter sleeve is convex
Cooperation is pushed against on the outer surface rising and power decelerator output shaft outer face, more preferably between the outer inner surface of seal groove
Ground is that the outer surface end of seal convexity is provided with oblique fillet surface to facilitate insertion during cooperation）.
So, employ uniqueness sealing structure carry out sealing can take into account the requirement of sealing and assembling and transmission will
Ask, specifically, in power decelerator output shaft and adapter sleeve junction, employ two vertical be in 90 degree friction tight close
Front cover is sealed it is ensured that while sealing effectiveness, facilitates being fixedly connected of ouble helical tooth wheel seat power shaft and adapter sleeve.In addition exist
By the way of multiple sealing rings arranged side by side, sealing is then realized it is ensured that sealing effectiveness between adapter sleeve and ouble helical tooth wheel seat power shaft
While it is ensured that can provide necessarily circumference on mobile may with axial direction on mobile may it is ensured that assembling be smoothed out.
So both ensure that sealing, in turn ensure that the fast smooth of connection effect and assembling.
Yet further, it is additionally provided with the 3rd sealing structure between stop collar and adapter sleeve, described 3rd sealing structure,
Including an abutting mating sealing faces along transverse direction being formed between stop collar and adapter sleeve and one along the circumferential direction
Annular abutting mating sealing faces, two abutting mating sealing facess are adjacent and vertical.As such, it is possible to better ensure that stop collar
While sealing and adapter sleeve between, stop collar and the installation of adapter sleeve is facilitated to fix.
As another optimization, in the shaft coupling of employing, described fitting bolt, including screw rod, screw rod one end is major diameter
Head, the other end has threaded section, and on the screw rod between head and threaded section, interval is arranged with several entirety is in ring
The force set of shape, the positioning step on screw head one end and screw rod for the force set near screw head abuts, near spiral shell
Close threaded section of one end of the force set of stricture of vagina linkage section and the threaded section of tensioner nut that above screw thread is connected
Abut, the two ends outer surface of each force set of the relative one end of the force set of above-mentioned two end and centre respectively has one section
The outer bevel phase tilting axially inward, the screw rod between each force set is also arranged with expansion sleeve, expansion sleeve passes through vertically
Wear and be equipped with the seam that rises, expansion sleeve two ends inner surface is each provided with one section of outward-dipping outer inclined-plane section and coordinates in force set
Outer bevel phase on, described tensioner nut outer surface is provided with external screw thread and screw thread is combined with a clamp nut；Described tensioner
Set is located at the connection in the hole of flange flange and flange projection and and connects internal surface of hole laminating, described clamp nut and screw head
Flange flange and flange projection compression are connected；When fitting bolt is installed, screw rod is penetrated after connecting hole, first completes tensioner nut
The abutting that spins, then fixing tensioner nut prevents its clamp nut that spins while circumferentially rotating from completing the pressure of clamp nut
Tightly.
After so optimizing, when connection is installed, by rotating tensioner nut, force set can be pushed axially, and then by tiltedly
The cooperation of face section makes expansion sleeve outward expansion, and then makes expansion sleeve outer surface and connect internal surface of hole laminating tensioner；Rotation
Clamp nut, it is possible to achieve the compression of flange flange and flange projection connects；So, ensure that flange flange after installing
Connect with the compression of flange projection, ensure that tensioner cooperation between fitting bolt and connecting hole so as to can be preferably again
Bear transverse load and axial load, preferably can transmit moment it is ensured that shaft coupling connect and work stability.Meanwhile,
After long-term work vibration leads to produce between bolt and connecting hole and loosens, can be adjusted by rotating tensioner nut, make
Expansion sleeve enters tensioner again it is ensured that the stable delivery of moment.Preferably select be, the external screw thread of tensioner nut outer surface and its
The female thread of inner surface is oppositely arranged.So install and can produce self-locking effect, if that is, clamp nut is shaken after connecting
When reverse rotation is unclamped, the power that clamp nut reverse rotation is unclamped can be led to be applied to drive tensioner nut in tensioner nut before
Enter, and then make clamp nut keep compression；Equally when tensioner nut is unclamped by vibrations, clamp nut can be led to revolve forward
Turn, because clamp nut has been abutting state, therefore opposition can lead to tensioner nut cannot rotate toward the direction unclamped.
Further, rising on threaded section close threaded section of one end and threaded section of force set
A spacer shell is leaned on to abut cooperation between jack panel.So, it is more favorable for assembling.
In sum, the blooming mill power section structure decelerator shaft coupling installation method of the present invention, can facilitate power decelerator
The installation docking of output shaft and ouble helical tooth wheel seat power shaft, improves assembling convenience；It is further able to conveniently adjust elimination simultaneously
In shaft coupling, the gap of connecting bolt and connecting hole is it is ensured that reliable transmission is stable it is ensured that power section work is smooth.
Brief description
Fig. 1 is the structure schematic diagram of the targeted blooming mill power section structure of the inventive method.
Fig. 2 is the structural representation of the shaft coupling employed in the inventive method.
Fig. 3 is the structural representation of individually fitting bolt part in Fig. 2.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
Specific embodiment：Fig. 1 is the structure schematic diagram of the targeted blooming mill power section structure of the inventive method.As figure
Shown in 1, the blooming mill power section structure structure that the inventive method is directed to, including a power motor 1, power motor 1 outfan is even
Pass through shaft coupling after connecing power decelerator 2 and a herringbone gear seat 3 connects, two outfans of herringbone gear seat 3 pass through again
Splice grafting axle 4 is connected with the end of bottom roll and topping roll and drives bottom roll and topping roll rotation respectively.
The core of the present invention is, when installing the shaft coupling in above-mentioned blooming mill power section structure structure, it is special to employ
Coupler structure, changes mounting means so as to connecting hole be aligned can quickly be realized, is further able to preferably complete simultaneously
The tensioner to connecting hole for the fitting bolt.
Specifically, when this method is implemented, as one kind preferred embodiment, need first to obtain the shaft coupling of following structure
Device, as shown in Figures 2 and 3, described shaft coupling includes the circle flange that power decelerator output shaft 5 end circumferentially convexes to form
Flange 6；Also include the adapter sleeve 8 being set on ouble helical tooth wheel seat power shaft 7 end, adapter sleeve 8 inner surface setting has ring gear
And engage with ouble helical tooth wheel seat power shaft 7 one external toothing 9 enclosing convex surfaces setting, adapter sleeve 8 is near double helical tooth
One end end of wheel seat is fixed with a stop collar 10 using screw 11 docking vertically, and stop collar 10 is away from herringbone gear seat
On the end surfaces in direction and ouble helical tooth wheel seat power shaft, the side surface abutting of projection that external toothing 9 is located is spacing, and adapter sleeve 8 is away from people
The end in word pinion stand direction is circumferentially arranged a circle flange projection 12；Arrange on described flange flange 6 and flange projection 12
There is corresponding connecting hole and be fixedly connected by fitting bolt；
Using shaft coupling in, be provided between described stop collar inner peripheral surface and ouble helical tooth wheel seat power shaft outer surface
One sealing structure, described stop collar is provided with away between the end face of herringbone gear seat and power decelerator output shaft outer face
Two sealing structures, described first sealing structure and second seals structure make described power decelerator output shaft outer face to herringbone
On pinion stand input shaft external toothing position between bumps be formed with oil storage cavity 13, on described adapter sleeve, corresponding oil storage is empty
Chamber is provided with the oil-in 14 being communicated to oil storage cavity 13, is provided with plug cock in oil-in；During installation, complete fitting bolt and install
Afterwards, plug cock is taken off, after oil-in injects quantitative fluid, block plug cock, complete oil injecting lubricating；
Using shaft coupling in, described first sealing structure, be set up in parallel vertically including described stop collar inner peripheral surface
Several closure gasket grooves（It is preferably three）, and install between closure gasket groove and corresponding ouble helical tooth wheel seat power shaft outer surface
Several sealing rings 15；Described second seals structure, including described adapter sleeve away from herringbone gear seat end face inside edge shape
The circle seal convexity raised axially outward becoming, on described power decelerator output shaft 5 outer face, corresponding seal convexity sets
Being equipped with a circle supplies seal convexity insertion to form the seal groove 16 of sealing cooperation（Described sealing cooperation refers to adapter sleeve away from double helical tooth
While pushing against cooperation between the end face of wheel seat and power decelerator output shaft outer face, a circle seal convexity of described adapter sleeve
Outer surface and power decelerator output shaft outer face on seal groove outer inner surface between push against cooperation, preferably
It is that the outer surface end of seal convexity is provided with oblique fillet surface to facilitate during cooperation insertion）；
Using shaft coupling in, described fitting bolt, including screw rod 17, screw rod 17 one end is the head 18 of major diameter, separately
One end has threaded section, and on the screw rod between head and threaded section, interval is arranged with several entirety force ringwise
Set 19, the positioning step on screw head one end and screw rod 17 for the force set near screw head abuts, near screw thread even
Connect close threaded section of one end of the force set of section and the threaded section of tensioner nut 20 that above screw thread is connected is supported
Connect, the two ends outer surface of each force set of the relative one end of the force set of above-mentioned two end and centre respectively has one section of edge
The outer bevel phase tilting axially inwards, the screw rod between each force set is also arranged with expansion sleeve 21, on expansion sleeve 21 vertically
It is provided through the seam that rises, expansion sleeve two ends inner surface is each provided with one section of outward-dipping outer inclined-plane section and coordinates in force
In the outer bevel phase of set 19, described tensioner nut outer surface is provided with external screw thread and screw thread is combined with a clamp nut 22；Institute
State expansion sleeve 21 to be located at the connection in the hole of flange flange and flange projection and and connect internal surface of hole laminating, described clamp nut 22
With screw head 17, flange flange and flange projection compression are connected；When fitting bolt is installed, screw rod is penetrated after connecting hole, first
Complete the abutting that spins of tensioner nut, then fixing tensioner nut prevents its clamp nut that spins while circumferentially rotating from completing
The compression of clamp nut.
During concrete installation, first complete the installation of adapter sleeve, specifically, first stop collar is installed to ouble helical tooth wheel seat power shaft
Upper correspondence position simultaneously installs sealing ring, then adapter sleeve is set in ouble helical tooth wheel seat power shaft and completes engagement cooperation, then
Stop collar is completed using screw and the installation of adapter sleeve connects and leans on the 3rd sealing structure between the two to realize sealing；Then complete
Become the docking and form second of flange flange outer face of adapter sleeve flange projection outer face and power decelerator outfan end
Sealing structure, rotation simultaneously adjusts the connecting hole be aligned that adapter sleeve makes flange flange and flange projection；Then realize fraising spiral shell
Screw rod, when fitting bolt is installed, is first penetrated connecting hole, the abutting that spins completing tensioner nut is so that expansion sleeve rises by the installation of bolt
Open and tensioner, then fixing tensioner nut prevents its clamp nut that spins while circumferentially rotating from completing the pressure of clamp nut
Tightly；After installing fitting bolt, plug cock is taken off, after oil-in injects quantitative fluid, block plug cock, complete oiling profit
Sliding.Assembling finishes.
The blooming mill power section structure decelerator shaft coupling installation method of the present invention, can facilitate power decelerator output shaft and people
The installation docking of word pinion stand input shaft, improves assembling convenience；It is further able to conveniently adjust in elimination shaft coupling simultaneously and connect
The gap of connecting bolt and connecting hole is it is ensured that reliable transmission is stable it is ensured that power section work is smooth.
Claims (3)
1. a kind of blooming mill power section structure decelerator shaft coupling installation method, including in the connection end end of reducer output shaft and people
The connection bump with connecting hole of each setting in the connection end end of word pinion stand input shaft one circle flange shape it is characterised in that
One adapter sleeve corresponding connection bump being arranged on adapter sleeve, even in any of the above-described connection end end connect setting
Between female connector and this connection end end, the mode of setting tooth transmission coordinates, and first completes the peace of adapter sleeve and place connection end during installation
Dress and tooth transmission are connected, and then rotate regulation adapter sleeve again and make the connection bump on adapter sleeve and another connection end end
Connection bump be aligned, then using fitting bolt pass through connecting hole complete two connection bumps installation connection；
The shaft coupling that this method specifically employs following structure is realized connecting, and described shaft coupling, including power decelerator output shaft
The circle flange flange that end circumferentially convexes to form；Also include the adapter sleeve being set on ouble helical tooth wheel seat power shaft end,
Adapter sleeve inner surface setting have ring gear and and be located at ouble helical tooth wheel seat power shaft on one circle convex surfaces setting external toothing
Engagement, adapter sleeve is fixed with a stop collar near one end end of herringbone gear seat using screw docking vertically, spacing
Set abuts limit away from raised side surface that external toothing on the end surfaces of double helical tooth wheel seat direction and ouble helical tooth wheel seat power shaft is located
Position, adapter sleeve circumferentially arranged has a circle flange projection away from the end of double helical tooth wheel seat direction；Described flange flange and flange
It is provided with corresponding connecting hole in projection and be fixedly connected by fitting bolt；During installation, after first stop collar being installed in place, then
Complete the installation of adapter sleeve using mode connects for screw stop collar and adapter sleeve；
Using shaft coupling in, described fitting bolt, including screw rod, screw rod one end is the head of major diameter, and the other end has spiral shell
Stricture of vagina linkage section, on the screw rod between head and threaded section, interval is arranged with several entirety force set ringwise, near spiral shell
Positioning step on screw head one end and screw rod for the force set of club head abuts, near threaded section of force set
A tensioner nut abutting being connected near threaded section of one end and threaded section of upper screw thread, above-mentioned two end
The two ends outer surface of each force set of the relative one end of force set and centre respectively have one section tilt axially inward outer
Bevel phase, the screw rod between each force set is also arranged with expansion sleeve, axially through being provided with the seam that rises on expansion sleeve, rises
Tight set two ends inner surface is each provided with one section of outward-dipping outer inclined-plane section and coordinates in the outer bevel phase of force set, described rises
Jack panel outer surface is provided with external screw thread and screw thread is combined with a clamp nut；Described expansion sleeve is located at flange flange and flange
Raised connection in the hole and and connect internal surface of hole laminating, described clamp nut and screw head are by flange flange and flange projection
Compression connects；When fitting bolt is installed, screw rod is penetrated after connecting hole, first completes the abutting that spins of tensioner nut, then fix
Living tensioner nut prevents its clamp nut that spins while circumferentially rotating from completing the compression of clamp nut.
2. blooming mill power section structure decelerator shaft coupling installation method as claimed in claim 1 it is characterised in that adopt shaft coupling
In device, between described stop collar inner peripheral surface and ouble helical tooth wheel seat power shaft outer surface, it is provided with the first sealing structure, described company
Female connector is provided with second seals structure away between the end face of herringbone gear seat and power decelerator output shaft outer face, and described
One sealing structure and second seals structure make described power decelerator output shaft outer face outer to ouble helical tooth wheel seat power shaft
Gear ring position between bumps be formed with oil storage cavity, on described adapter sleeve, corresponding oil storage cavity is provided with and is communicated to oil storage
The oil-in of cavity, is provided with plug cock in oil-in；During installation, after completing fitting bolt installation, plug cock is taken off, by oil-feed
After the quantitative fluid of mouth injection, block plug cock, complete oil injecting lubricating.
3. blooming mill power section structure decelerator shaft coupling installation method as claimed in claim 2 it is characterised in that adopt shaft coupling
In device, described first sealing structure, the several closure gasket grooves being set up in parallel vertically including described stop collar inner peripheral surface, and
The several sealing rings installed between closure gasket groove and corresponding ouble helical tooth wheel seat power shaft outer surface；Described second seals structure,
Enclose seal convexity including described adapter sleeve away from raised axially outward one of the end face inside edge formation of herringbone gear seat,
On described power decelerator output shaft outer face, corresponding seal convexity is provided with a circle and supplies seal convexity insertion formation sealing cooperation
Seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410408319.8A CN104295618B (en) | 2014-08-19 | 2014-08-19 | Coupling mounting method for power part reducer of cogging mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410408319.8A CN104295618B (en) | 2014-08-19 | 2014-08-19 | Coupling mounting method for power part reducer of cogging mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104295618A CN104295618A (en) | 2015-01-21 |
| CN104295618B true CN104295618B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410408319.8A Active CN104295618B (en) | 2014-08-19 | 2014-08-19 | Coupling mounting method for power part reducer of cogging mill |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS624926A (en) * | 1985-06-28 | 1987-01-10 | Toshiba Corp | Shaft joint of rotary machine |
| DE102007044404A1 (en) * | 2007-09-18 | 2009-03-19 | P&S Vorspannsysteme Ag | Connecting arrangement or connection method with all-sided adhesion |
| CN201140197Y (en) * | 2007-12-19 | 2008-10-29 | 中冶赛迪工程技术股份有限公司 | Wire rod bar blooming mill apparatus |
| CN101245815A (en) * | 2008-02-27 | 2008-08-20 | 袁成 | Crowned teeth type coupling with braking disc |
| CN201539510U (en) * | 2009-05-13 | 2010-08-04 | 江苏荣基重工科技有限公司 | Test-bed universal coupler |
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2014
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| CN104295618A (en) | 2015-01-21 |
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Effective date of registration: 20190325 Address after: 401220 No. 1, Gangcheng Road, Changshou District, Chongqing Patentee after: Chongqing Iron and Steel Co., Ltd. Address before: 400080 No. 1, three village, Dadun three, Dadukou District, Chongqing Patentee before: Chongqing Iron & Steel (Group) Co., Ltd. |
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Address after: No.2 Jiangnan Avenue, Jiangnan street, Changshou District, Chongqing 401220 Patentee after: CHONGQING IRON & STEEL Co.,Ltd. Address before: 401220 No. 1, Gangcheng Road, Changshou District, Chongqing Patentee before: CHONGQING IRON & STEEL Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |