CN109500090A - A kind of removable memorial archway mill roll rack auxiliary push-off device - Google Patents
A kind of removable memorial archway mill roll rack auxiliary push-off device Download PDFInfo
- Publication number
- CN109500090A CN109500090A CN201811550398.0A CN201811550398A CN109500090A CN 109500090 A CN109500090 A CN 109500090A CN 201811550398 A CN201811550398 A CN 201811550398A CN 109500090 A CN109500090 A CN 109500090A
- Authority
- CN
- China
- Prior art keywords
- push
- auxiliary
- rod
- memorial archway
- hydraulic cylinder
- 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.)
- Pending
Links
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 17
- 230000008859 change Effects 0.000 abstract description 26
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
- B21B2031/025—Shifting the stand in or against the rolling direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
Removable memorial archway mill roll rack of the present invention assists push-off device, including auxiliary hydraulic cylinder and lengthen auxiliary push-rod, the auxiliary hydraulic cylinder is mounted in the space of base anchor composition of affixed side memorial archway, removable side memorial archway and two sides, the cylinder rod head of each auxiliary hydraulic cylinder is detachably fixed connection and lengthens auxiliary push-rod, lengthens auxiliary push-rod according to using differential roller system form to dismount.When roll change hydraulic cylinder pulls removable side memorial archway to move to the direction far from affixed side memorial archway, cause moves the gravity of side memorial archway itself, the gap of frictional force and equipment room and the abrasion because of the generation that works long hours, when the case where causing roll change hydraulic cylinder that can not pull removable side memorial archway, for the pulling force for increasing roll change hydraulic cylinder, it is released using the rack auxiliary hydraulic cylinder synchronous parallel being mounted on the base anchor of two sides, auxiliary roll change hydraulic cylinder moves removable side memorial archway smoothly, exit base anchor, it realizes that rack is opened, completes subsequent roller system replacement.
Description
Technical field
The present invention relates to a kind of removable memorial archway formula milling equipments, more particularly, to a kind of removable memorial archway mill roll machine
Frame assists push-off device.
Background technique
In recent years, with the rapid development of our country's economy, the level of consumption of the people is continuously improved, and has been greatly facilitated civilian build
It builds, automobile and other industries flourish.Dynamics of investment of the increasing that government also does one's utmost to infrastructure.It is benefited as upstream
Industry, steel industry have obtained great development, but also to industry production efficiency, more stringent requirements are proposed simultaneously, and change reduction
Energy consumption, save the cost be placed to weight among.In traditional memorial archway packaged type memorial archway milling train, packaged type memorial archway and roller system
Because corroding and wear caused by self gravity and long-time use etc., make roll change hydraulic cylinder pull memorial archway and when roller system without
The dynamic equipment of farad realizes roll change, and causing can not more roll change system and the state that stops production for a long time.How in only big increase roll change liquid
The pulling force for increasing roll change cylinder in the case where the cylinder diameter and system pressure of cylinder pressure, completes quickly dragging memorial archway and roller system realizes fast quick change
Roller is at important problem wherein urgently to be resolved.
Summary of the invention
In view of this, the present invention is intended to provide a kind of removable memorial archway mill roll rack auxiliary push-off device, can make up
Because the problem of roll change hydraulic cylinder can not pull out removable memorial archway and roller system caused by the reasons such as external force card resistance.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of removable memorial archway mill roll rack auxiliary push-off device, including auxiliary hydraulic cylinder and lengthening auxiliary push-rod,
The auxiliary hydraulic cylinder is mounted in the space of base anchor composition of affixed side memorial archway, removable side memorial archway and two sides, two sides
Connecting rod is fixedly connected between base anchor, there are two auxiliary hydraulic cylinder is set, the cylinder body of two auxiliary hydraulic cylinders is respectively symmetrically fixed
In the side inwardly of two base anchors, the cylinder rod head of each auxiliary hydraulic cylinder is detachably fixed connection and lengthens auxiliary push-rod, adds
The end of long auxiliary push-rod is parallel to each other towards side memorial archway, two lengthening auxiliary push-rods are moved, when auxiliary hydraulic cylinder stretches out cylinder
When bar, removable side memorial archway is withstood in the end for lengthening auxiliary push-rod, and removable side memorial archway is pushed to be directed away from affixed side memorial archway
Side it is mobile.
Further, the cylinder rod head of the auxiliary hydraulic cylinder is removably fixed with push rod cup, and lengthening auxiliary push-rod, which is fixed on, to be pushed away
In head.
Further, telescopic cylinder rod protective cover is fixed between the push rod cup and auxiliary hydraulic cylinder cylinder body front end, when
When auxiliary hydraulic cylinder stretches out cylinder rod, cylinder rod protective cover is unfolded to elongate with the stretching of push rod cup, and cylinder rod protective cover surrounds cylinder rod
Periphery setting.
Further, side is fixed with protective cover of hydraulic cylinder to two base anchors inwardly, and protective cover of hydraulic cylinder is covered in auxiliary liquid
The top of cylinder pressure.
Further, the cylinder rod head of the auxiliary hydraulic cylinder is equipped with external screw thread, is equipped in push rod cup and matches with cylinder rod head external screw thread
The thread groove of conjunction is connected through a screw thread between cylinder rod head and push rod cup.
Further, the top of the thread groove of the push rod cup is dome.
Further, connectivity kit, one end of connectivity kit are fixedly connected between the push rod cup and lengthening auxiliary push-rod
Equipped with the groove for fixing push rod cup, push rod cup is inserted into groove, is consolidated push rod cup from the outside of connectivity kit by bolt
It lives calmly, lengthening auxiliary push-rod is welded and fixed in the other end of connectivity kit.
Further, the tail end of the auxiliary hydraulic cylinder is close to connecting rod, connecting rod be located at auxiliary hydraulic cylinder and affixed side memorial archway it
Between.
Further, the base anchor of two sides inwards symmetrical fixed removable side frame slide plate moves side memorial archway along can
Mobile side frame slide plate slides, moving side frame slide plate, side is horizontally installed with 2 auxiliary support bars, auxiliary support bar inwardly
Support lengthens auxiliary push-rod.
Compared with the existing technology, a kind of removable memorial archway mill roll rack of the present invention assists push-off device, tool
Have following the utility model has the advantages that cylinder diameter and stroke because of roll change hydraulic cylinder are excessive, cost is high, increases rack and assists push-off device, makes
Roll change hydraulic cylinder increases pulling force under the premise of not increasing cylinder diameter, assists large-diameter with the thrust of the hydraulic cylinder of two small cylinder diameters
Hydraulic cylinder pulls rack, reduces the cost of equipment investment, also reduces the use, replacement and the cost of overhaul of hydraulic cylinder accordingly.
The rack auxiliary increased thrust of push-off device overcomes removable side memorial archway because the card resistances such as frictional force cannot open rack roll change
Difficulty exits removable side memorial archway quickly and easily from base anchor, completes the replacement of roller system.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the overlook direction when present invention uses；
Fig. 2 is the structural schematic diagram of the left view direction when present invention uses；
Fig. 3 is the structural schematic diagram of auxiliary hydraulic cylinder of the invention in universal mill state；
Fig. 4 is the structural schematic diagram of auxiliary hydraulic cylinder of the invention in duo mill state；
Description of symbols:
1- roll change hydraulic cylinder；2- moves side memorial archway；3- base anchor；4- roll change buggy slideway；It is sliding that 5- moves side frame
Plate；6- lengthens auxiliary push-rod；7- push rod cup；8- cylinder rod protective cover；9- auxiliary hydraulic cylinder；10- protective cover of hydraulic cylinder；11- connecting rod；
12- affixed side memorial archway；13- cylinder rod head；14- connectivity kit；15- auxiliary support bar.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figs 1-4, a kind of removable memorial archway mill roll rack assists push-off device, including 9 He of auxiliary hydraulic cylinder
Auxiliary push-rod 6 is lengthened, the auxiliary hydraulic cylinder 9 is mounted on the base anchor 3 of affixed side memorial archway 12, removable side memorial archway 2 and two sides
In the space of composition, connecting rod 11 is fixedly connected between the base anchor 3 of two sides, two base anchors 3 being symmetrically installed pass through affixed side
The frame that connecting rod 11 is formed between memorial archway 12 and base anchor guarantees that the distance between two base anchors 3 makes removable side memorial archway 2 in two lower margins
The centre and surface of plate 3 can be slided.Base anchor 3 described in this case is different from traditional base anchor, mainly increases rack auxiliary
The installation site of hydraulic cylinder 9 and hydraulic cylinder shield 10.
There are two auxiliary hydraulic cylinder 9 is set, the cylinder body of two auxiliary hydraulic cylinders 9 is respectively symmetrically fixed on two base anchors 3
Side inwardly, the cylinder rod head 13 of each auxiliary hydraulic cylinder 9 are detachably fixed connection and lengthen auxiliary push-rod 6, lengthen auxiliary push-rod 6
End towards side memorial archway 2 is moved, two lengthenings auxiliary push-rods 6 are parallel to each other, and when the stretching cylinder rod of auxiliary hydraulic cylinder 9, add
Removable side memorial archway 2 is withstood in the end of long auxiliary push-rod 6, and removable side memorial archway 2 is pushed to be directed away from affixed side memorial archway 12
Side is mobile.
The cylinder rod head 13 of the auxiliary hydraulic cylinder 9 is removably fixed with push rod cup 7, lengthens auxiliary push-rod 6 and is fixed on push rod
On first 7.
The push rod cup 7 and auxiliary hydraulic cylinder are fixed with telescopic cylinder rod protective cover 8 between 9 cylinder body front end, work as auxiliary
When hydraulic cylinder 9 stretches out cylinder rod, cylinder rod protective cover 8 is unfolded to elongate with the stretching of push rod cup 13, and cylinder rod protective cover 8 surrounds cylinder rod
Periphery setting.
Side is fixed with protective cover of hydraulic cylinder 10 to two base anchors 3 inwardly, and protective cover of hydraulic cylinder 10 is covered in auxiliary hydraulic pressure
Auxiliary hydraulic cylinder 9 is reduced because severe working environment breaks down, reduces dimension to protect auxiliary hydraulic cylinder 9 in the top of cylinder 9
The amount of repairing reduces maintenance cost.
The cylinder rod head 13 of the auxiliary hydraulic cylinder 9 is equipped with external screw thread, is equipped in push rod cup 7 and cooperates with 13 external screw thread of cylinder rod head
Thread groove, be connected through a screw thread between cylinder rod head 13 and push rod cup 7.
The top of the thread groove of the push rod cup 7 is dome.Dome is to adapt to because the cylinder rod of the excessive generation of thrust is inclined
It moves, prevents cylinder rod bending deformation etc..
It is fixedly connected with connectivity kit 14 between the push rod cup 7 and lengthening auxiliary push-rod 6, one end of connectivity kit 14 is set
There is a groove for fixing push rod cup 7, push rod cup 7 is inserted into groove, by bolt from the outside of connectivity kit 14 by push rod cup 7
It fixes, the other end of connectivity kit 14, which is welded and fixed, lengthens auxiliary push-rod 6.Rack auxiliary is set to release hydraulic cylinder 6 limited
It is applicable under stroke and the work requirements of different roll surfaces.
The tail end of the auxiliary hydraulic cylinder 9 close to connecting rod 11, connecting rod 11 be located at auxiliary hydraulic cylinder 9 and affixed side memorial archway 12 it
Between.Two rack base anchors 3 being arranged symmetrically form a limit entirety by connecting rod 11 according to memorial archway width, guarantee affixed side
The gap of liner plate in the installation site of memorial archway 12 and removable side memorial archway 2 and base anchor 3.
Removable memorial archway cold rolling mill working status is divided into two kinds: one kind is universal mill form, and one kind is duo mill form.
Its roll surface of duo mill formal cause is wider than the roll of universal mill, changes the position of removable memorial archway, roll change is auxiliary
It is the roll change needs for meeting two kinds of forms, 7 He of push rod cup when cylinder head position is respectively equipped with universal mill that boosting, which goes out hydraulic cylinder,
The lengthening auxiliary push-rod 6 used when the duo mill of push rod cup 7 when being installed at universal mill；Auxiliary, which releases hydraulic cylinder, can meet shifting
The roller system replacement of dynamic memorial archway milling train different operating form.
In use, according to using the dismounting of differential roller system form to lengthen auxiliary push-rod 6.It is moved when roll change hydraulic cylinder 1 pulls
When side memorial archway 2 is moved to the direction far from affixed side memorial archway 9, because moving gravity, frictional force and the equipment room of side memorial archway 2 itself
Gap and abrasion because of the generation that works long hours, when the case where causing roll change hydraulic cylinder 1 that can not pull removable side memorial archway 2,
For the pulling force for increasing roll change hydraulic cylinder 1, released using 9 synchronous parallel of rack auxiliary hydraulic cylinder being mounted on two sides base anchor 3,
Auxiliary roll change hydraulic cylinder 9 keeps removable side memorial archway 2 smoothly mobile, exits base anchor 3, realizes that rack is opened, completes subsequent roller
System's replacement.
The base anchor 3 of two sides is inwards symmetrical to fix removable side frame slide plate 5 and roll change buggy slideway 4, moves side
Memorial archway 2 is slided along removable side frame slide plate 5, and omnipotent and two roller roller system's roll change buggies slide on roll change buggy slideway 4.It can
Side is equipped with 2 auxiliary support bars 15 to mobile side frame slide plate 5 inwardly, and the support of auxiliary support bar 15 lengthens auxiliary push-rod 6.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of removable memorial archway mill roll rack assists push-off device, it is characterised in that: including auxiliary hydraulic cylinder (9) and add
Long auxiliary push-rod (6), the auxiliary hydraulic cylinder (9) are mounted on the ground of affixed side memorial archway (12), removable side memorial archway (2) and two sides
It in the space of sole (3) composition, is fixedly connected with connecting rod (11) between the base anchor (3) of two sides, auxiliary hydraulic cylinder (9) is equipped with two
A, the cylinder body of two auxiliary hydraulic cylinders (9) is respectively symmetrically fixed on the side inwardly of two base anchors (3), each auxiliary hydraulic pressure
The cylinder rod head (13) of cylinder (9) is all detachably fixed connection and lengthens auxiliary push-rod (6), and the end direction for lengthening auxiliary push-rod (6) can
Mobile side memorial archway (2), two lengthening auxiliary push-rods (6) are parallel to each other, and when auxiliary hydraulic cylinder (9) stretch out cylinder rod, lengthen auxiliary
Removable side memorial archway (2) is withstood in the end of push rod (6), and removable side memorial archway (2) is pushed to be directed away from affixed side memorial archway (12)
Side it is mobile.
2. removable memorial archway mill roll rack according to claim 1 assists push-off device, it is characterised in that: described auxiliary
It helps the cylinder rod head (13) of hydraulic cylinder (9) to be removably fixed with push rod cup (7), lengthens auxiliary push-rod (6) and be fixed on push rod cup (7)
On.
3. removable memorial archway mill roll rack according to claim 2 assists push-off device, it is characterised in that: described to push away
Telescopic cylinder rod protective cover (8) is fixed between head (7) and auxiliary hydraulic cylinder (9) cylinder body front end, when auxiliary hydraulic cylinder (9)
When stretching out cylinder rod, cylinder rod protective cover (8) is unfolded to elongate with the stretching of push rod cup (13), and cylinder rod protective cover (8) surrounds cylinder rod
Periphery setting.
4. removable memorial archway mill roll rack according to claim 1-3 assists push-off device, feature exists
In: side is fixed with protective cover of hydraulic cylinder (10) two base anchors (3) inwardly, and protective cover of hydraulic cylinder (10) is covered in auxiliary hydraulic pressure
The top of cylinder (9).
5. removable memorial archway mill roll rack according to claim 2 assists push-off device, it is characterised in that: described auxiliary
It helps the cylinder rod head (13) of hydraulic cylinder (9) to be equipped with external screw thread, is equipped with the screw thread cooperated with cylinder rod head (13) external screw thread in push rod cup (7)
Slot is connected through a screw thread between cylinder rod head (13) and push rod cup (7).
6. removable memorial archway mill roll rack according to claim 5 assists push-off device, it is characterised in that: described to push away
The top of the thread groove of head (7) is dome.
7. removable memorial archway mill roll rack according to claim 2 assists push-off device, it is characterised in that: described to push away
It is fixedly connected with connectivity kit (14) between head (7) and lengthening auxiliary push-rod (6), one end of connectivity kit (14), which is equipped with, to be used for
The groove of fixed push rod cup (7), push rod cup (7) are inserted into groove, by bolt from the outside of connectivity kit (14) by push rod cup
(7) it fixes, the other end of connectivity kit (14), which is welded and fixed, lengthens auxiliary push-rod (6).
8. removable memorial archway mill roll rack according to claim 1 assists push-off device, it is characterised in that: described auxiliary
Help the tail end of hydraulic cylinder (9) close to connecting rod (11), connecting rod (11) is located between auxiliary hydraulic cylinder (9) and affixed side memorial archway (12).
9. removable memorial archway mill roll rack according to claim 1 assists push-off device, it is characterised in that: two sides
Base anchor (3) inwards symmetrical fixed removable side frame slide plate (5), it is sliding along removable side frame to move side memorial archway (2)
Plate slides on (5), and moving side frame slide plate (5), side is horizontally installed with 2 auxiliary support bars (15), auxiliary support bar inwardly
(15) support lengthens auxiliary push-rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550398.0A CN109500090A (en) | 2018-12-18 | 2018-12-18 | A kind of removable memorial archway mill roll rack auxiliary push-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550398.0A CN109500090A (en) | 2018-12-18 | 2018-12-18 | A kind of removable memorial archway mill roll rack auxiliary push-off device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109500090A true CN109500090A (en) | 2019-03-22 |
Family
ID=65753552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811550398.0A Pending CN109500090A (en) | 2018-12-18 | 2018-12-18 | A kind of removable memorial archway mill roll rack auxiliary push-off device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109500090A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202140223U (en) * | 2011-07-05 | 2012-02-08 | 上海福伊特水电设备有限公司 | Movable guide vane servomotor |
| US20130067979A1 (en) * | 2010-04-26 | 2013-03-21 | Sms Siemag Aktiengesellschaft | Device for handling and/or transporting back-up rolls and/or work rolls of a roll stand at least in pairs |
| CN104357640A (en) * | 2014-12-01 | 2015-02-18 | 无锡市晶瑜冶金机械有限公司 | Pushing device |
| CN204344572U (en) * | 2014-11-21 | 2015-05-20 | 山西太钢不锈钢股份有限公司 | Collapsible cylinder piston rod protecting cover |
| CN204913772U (en) * | 2015-08-25 | 2015-12-30 | 中国十九冶集团有限公司 | Hydraulic ejection mechanism of water treatment system filter element |
| CN106734226A (en) * | 2016-12-30 | 2017-05-31 | 天津市中重科技工程有限公司 | A kind of novel rolling mill changing rig |
| CN207741545U (en) * | 2017-12-25 | 2018-08-17 | 合肥恒力装备有限公司 | A kind of pusher furnace propulsion transition apparatus |
| CN209255483U (en) * | 2018-12-18 | 2019-08-16 | 天津市中重科技工程有限公司 | A kind of removable memorial archway mill roll rack auxiliary push-off device |
-
2018
- 2018-12-18 CN CN201811550398.0A patent/CN109500090A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130067979A1 (en) * | 2010-04-26 | 2013-03-21 | Sms Siemag Aktiengesellschaft | Device for handling and/or transporting back-up rolls and/or work rolls of a roll stand at least in pairs |
| CN202140223U (en) * | 2011-07-05 | 2012-02-08 | 上海福伊特水电设备有限公司 | Movable guide vane servomotor |
| CN204344572U (en) * | 2014-11-21 | 2015-05-20 | 山西太钢不锈钢股份有限公司 | Collapsible cylinder piston rod protecting cover |
| CN104357640A (en) * | 2014-12-01 | 2015-02-18 | 无锡市晶瑜冶金机械有限公司 | Pushing device |
| CN204913772U (en) * | 2015-08-25 | 2015-12-30 | 中国十九冶集团有限公司 | Hydraulic ejection mechanism of water treatment system filter element |
| CN106734226A (en) * | 2016-12-30 | 2017-05-31 | 天津市中重科技工程有限公司 | A kind of novel rolling mill changing rig |
| CN207741545U (en) * | 2017-12-25 | 2018-08-17 | 合肥恒力装备有限公司 | A kind of pusher furnace propulsion transition apparatus |
| CN209255483U (en) * | 2018-12-18 | 2019-08-16 | 天津市中重科技工程有限公司 | A kind of removable memorial archway mill roll rack auxiliary push-off device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190322 |