CN202438548U - Cross traveling trolley of overhauling tooling for breast roll of rough mill - Google Patents
Cross traveling trolley of overhauling tooling for breast roll of rough mill Download PDFInfo
- Publication number
- CN202438548U CN202438548U CN2012200734514U CN201220073451U CN202438548U CN 202438548 U CN202438548 U CN 202438548U CN 2012200734514 U CN2012200734514 U CN 2012200734514U CN 201220073451 U CN201220073451 U CN 201220073451U CN 202438548 U CN202438548 U CN 202438548U
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- breast roll
- roll
- trolley
- roughing mill
- frame
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Abstract
The utility model discloses a cross traveling trolley of an overhauling tooling for a breast roll of a rough mill. The cross traveling trolley is characterized by comprising a trolley frame and rollers, wherein the trolley frame is in a hollow structure and provided with an opening at one end, the rollers are arranged under the two ends of the trolley frame, and the rollers can be clamped on track bars arranged on two columns in a matching mode. According to the cross traveling trolley, a hollow frame structure with the opening at one end is adopted to form a main body of the trolley, the whole connecting strength is guaranteed, the whole weight is reduced, simultaneously, interference with a lifting device can be avoided, and smooth operation of the whole transport process can be guaranteed; and additionally, the cross traveling trolley is simple in structure and low in implement cost.
Description
Technical field
The utility model relates to a kind of roughing mill breast roll, especially a kind of traversing dolly of roughing mill breast roll maintenance frock.
Background technology
In steel rolling mill, roughing mill is the equipment that is used for continuous casting billet is rolled down to desired intermediate blank thickness.The breast roll of roughing mill is loaded on going into, exporting of roughing mill, each one, is used for supplementary mill work.During work, and work roll table is sent into steel billet in relative rotation together and is rolled between the upper working rolls and lower working rolls roll gap before and after the milling train.Because the breast roll working environment is more abominable, under the environment of the high pressure dephosphorization water of the high temperature about 1100 ℃ and 16MPa, to work for a long time, the erosion of high temperature and steam is prone to cause breast roll, especially the damage of bearing.Simultaneously, during production, breast roll can frequently be clashed in band steel toe portion, makes bearing receive radial impact load, and failure-frequency is higher.The drift of fixed frame roller, Yin Gaowen and moisture attacks bolt easy-to-rust are difficult to remove.When removing breast roll, generally be to disassemble together with bearing block that is fixed on the breast roll both sides and guide and guard mechanism.About 21 tons of the weight of breast roll and bearing block and guide and guard mechanism, volume is bigger.And breast roll is assemblied between the roughing mill memorial archway, and the site examining and repairing space is narrower, and maximum space for maintenance has only about 680mm.So site examining and repairing is inconvenient, it is long and influence is produced to cause overhauling the off-time.Simultaneously, the irregular contour of guide and guard mechanism also causes the hanging apparatus (referring to guide and guard on the roughing mill) can only be with the breast roll that disassembles together with the guide and guard mechanism a bit of height of slinging, and directly overhaul at the scene of hanging; So can't adopt and change the mode of maintenance more earlier.
In order to solve the problems of the technologies described above; The applicant considers and can design a kind of auxiliary maintenance frock; Adopt a traversing dolly to enter into the breast roll installation position along the roll change rail mechanism; Breast roll is removed the back is pulled out to roughing mill work roll changing orbital position along the roll change rail mechanism with traversing dolly, adopt then overturn after the lifting apparatus lifting after, just can be transported to breast roll memorial archway outside easily and overhaul and change.
In this auxiliary maintenance frock, how to design a kind of traversing trolley body, make it can conveniently change the means of delivery of roughing mill working roll as carrying; Reduce weight, the cooperation between the convenient simultaneously and lifting apparatus is avoided interfering; To improve maintenance speed, becoming has problem to be solved.
The utility model content
Deficiency to prior art; The utility model technical problem to be solved is; How to provide a kind of convenience to change the means of delivery of roughing mill working roll, reduce weight, the cooperation between the convenient simultaneously and lifting apparatus as carrying; Avoid interfering, overhaul the traversing dolly of frock with the roughing mill breast roll that improves maintenance speed; Simultaneously, the utility model also provides a kind of roughing mill breast roll maintenance frock that has adopted this traversing vehicle structure, and it has lifting for convenience detach, improves inspection speed, reduces the characteristics of labour intensity.
In order to solve the problems of the technologies described above, adopted following technical scheme in the utility model:
A kind of traversing dolly of roughing mill breast roll maintenance frock; It is characterized in that; The roller that traversing dolly comprises into the frame of a hollow structure and an end opening and is positioned at below, frame two ends, said roller can be connected on the track strip on two row's columns with mating and roll.
In the utility model, the traversing dolly of design adopts the frame structure of a hollow and an end opening to form little vehicle main body; Promptly guaranteed whole bonding strength; Alleviated overall weight again, can also avoid interfering with lifting apparatus simultaneously, the assurance whole transportation process is carried out smoothly; Also possess in addition simple in structure, the characteristics that implementation cost is cheap.
Description of drawings
Fig. 1 is a kind of structural representation that has adopted the roughing mill breast roll maintenance frock of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and a kind of roughing mill breast roll maintenance frock of the utility model that adopted the characteristics of the utility model are done further to specify.
Be illustrated in fig. 1 shown below, a kind of roughing mill breast roll maintenance frock that has adopted the utility model comprises
Push-and-pull dolly, said push-and-pull dolly comprise the vehicle frame 1 and the wheel 2 that is positioned at vehicle frame 1 below of cuboid plate shape, wheel 2 and roughing mill work roll changing Orbit Matching;
The roll change rail mechanism; The roll change rail mechanism comprises the two row's columns 4 that are provided with along the frame width direction; Two of every rows, two row's columns are relative along its length, and every root post 4 lower ends have the boss that is used to connect and can pass boss by bolt makes column be fixed in vehicle frame 1; Column 4 upper ends ahead running frame width is provided with mounting groove; Have dowel hole on the column of mounting groove one side, the roll change rail mechanism also comprises the track strip 5 that can be installed in the mounting groove of column upper end, and said track strip 5 can lean on alignment pin screw-in dowel hole to fix after being installed on mounting groove;
The roller 7 that traversing dolly, traversing dolly comprise into the frame 6 of a hollow structure and an end opening and be positioned at below, frame 6 two ends, said roller 7 can be connected on the track strip 5 on two row's columns with mating and roll;
Lifting apparatus; Said lifting apparatus comprises the base plate 8 that is horizontally set on the vehicle frame position between two row's columns 4 along the length direction; Base plate 8 two ends are connected in two horizontal guide slots 9 of vehicle frame 1 top slidably; Along the length direction two ends are provided with two guide cylinder mechanisms 10 on the base plate 8, and guide cylinder mechanism 10 tops are provided with lifting platform 11, and lifting platform 11 length are less than the length of traversing dolly frame hollow position; Said guide cylinder mechanism 10 comprises the following slide cartridge and the last slide cartridge that is fixed on lifting platform 11 belows, following slide cartridge and the mutual socket of last slide cartridge that is fixed on the base plate 1; The two ends of said lifting platform 11 upper length directions have the projection 12 that upper surface is an arcwall face; The two ends that are positioned at length direction between base plate 8 and the lifting platform 11 also are provided with two jack 13.
Adopt detachable design between each member of this frock, during maintenance as required the scene carry out assembly and disassembly, may further comprise the steps when specifically overhauling
A, tentatively assemble above-mentioned roughing mill breast roll maintenance frock; With bolt the roll change hook is connected with vehicle frame; The column of roll change rail mechanism is fixed on the vehicle frame upper surface with bolt, track strip is installed in the mounting groove of column upper end, and fixes with alignment pin; Lifting apparatus mechanism is packed on the vehicle frame in the horizontal guide slot in the plane, and below lifting platform, install 2 jack additional at the two ends of length direction;
B, with driving the maintenance frock of above-mentioned preliminary assembling is winched on the roughing mill work roll changing track again; After in place; With driving traversing dolly is put to the roll change rail mechanism again; With the roughing mill roll change buggy push-and-pull dolly is pushed into the maintenance position in the roughing mill memorial archway, the roll change rail mechanism overlaps with rolling centerline along the rolling line center line;
C, breast roll is unclamped from the roughing mill dismounting together with the bearing block at two ends and guide and guard mechanism integral body, with guide and guard on the roughing mill with the breast roll integral body one section height of slinging; Other gets track section bar one end and the track strip overlap joint that is fixed on the column; Other end clamping is gone in the inboard surface groove of roughing mill memorial archway; Under manual work is pushed into breast roll integral body with traversing dolly along track strip,, be placed on the traversing dolly the whole decline of breast roll; On traversing dolly, traversing dolly and breast roll integral body are pulled to push-and-pull car frame top with steel wire loop with driving;
The position of d, the traversing dolly of adjustment and lifting platform; Lifting platform is positioned under the breast roll integral body, with jack the lifting platform level is raise, the arcwall face of the projection at two ends, lifting platform top contacts with the breast roll roller; Until lifting platform breast roll integral body is held up; Artificial traversing dolly is pushed into the installation position of breast roll, with the track strip on the column with lean on two root posts of breast roll one side to remove, avoids when the whole upset of breast roll, interfering;
E, continuation raise the lifting platform level; When breast roll is risen overally; Manual work drags breast roll integral body and moves horizontally along horizontal guide slot; Two side shaft holders that overturn simultaneously, until the width of the horizontal direction of breast roll whole (containing guide and guard) less than the minimum dimension of roughing mill memorial archway window with after avoiding interfering; Be that available roll change buggy is pulled out mill housing with the push-and-pull dolly this moment, overhauls and change.
This frock is applicant's autonomous Design; Make full use of the function of online equipment (such as equipment such as roughing mill work roll changing track, driving, roughing mill roll change buggy, jack) during its maintenance; Be aided with correct operating methods; Can be quickly and easily with breast roll together with the bearing block at two ends and guide and guard mechanism integral body from disassembled for transport on the roughing mill to outside clearing, change again and overhaul, only need contrary operation can realize easily changing during replacing.Like this, realized first replacing, maintenance again, the mechanism that maintenance is good can be used for next the replacing and use, and has reduced the maintenance off-time greatly, can the periodic replacement of realization equipment overhaul simultaneously, has guaranteed the stability of producing.
This roughing mill breast roll maintenance frock adopts detachable connection between each mechanism, can adapt to the narrow defective of site space like this, carries out assembly and disassembly as required at the scene, bumps and interferes avoiding, and guarantees safety.In the frock, the push-and-pull dolly of design is as the basis of carrying and carrying breast roll, and push-and-pull dolly below wheel and roughing mill work roll changing Orbit Matching can make full use of existing roughing mill work roll changing track as delivery track, the convenient conveying.In the frock, the roll change rail mechanism of design adopts detachable ways of connecting; Can in use track strip be snapped into below, breast roll installation position, framework goes out the track that breast roll moves;, can earlier the part column be dismantled breast roll when shifting out the back upset simultaneously; Avoid interfering, guarantee carrying out smoothly of conveying, also possess characteristic of simple structure simultaneously.In the frock, the traversing dolly of design adopts the frame structure of a hollow and an end opening to form little vehicle main body; Promptly guaranteed whole bonding strength; Alleviated overall weight again, can also avoid interfering with lifting apparatus simultaneously, the assurance whole transportation process is carried out smoothly; Also possess in addition simple in structure, the characteristics that implementation cost is cheap.In the frock, the lifting apparatus of employing adopts one slidably to be connected to the interior base plate of two horizontal guide slots in vehicle frame top as gripper shoe; Can conveniently regulate the lifting apparatus position, make it over against below the breast roll that shifts out, guide cylinder can guarantee the stability of lifting; The upper surface of the projection at lifting platform two ends is an arcwall face; Can guarantee fully to contact, guarantee the breast roll positioning stablity with the breast roll roll body, more laborsaving and stable in the time of the breast roll of the convenient upset of arcwall face simultaneously; Rotate to an angle after adopting lifting apparatus with the breast roll lifting to avoid interference, promptly reliable push-and-pull dolly is pulled out mill housing.
In sum, this frock has realized the dismounting lifting of roughing mill breast roll, and makes that the dismounting hoisting process is convenient and swift, and the breast roll dismounting is transported to outside maintenance, promptly improves inspection speed, reduces labour intensity; Realized simultaneously changing again earlier and repaiied, can guarantee the normal operation of equipment.So it is continuous, efficient that this frock can guarantee that hot rolling is produced, stable, direct motion; Guaranteed the efficient of maintenance, high-quality in order, reduce the breast roll on-bne repair time.
Claims (1)
1. a roughing mill breast roll overhauls the traversing dolly of frock; It is characterized in that; The roller that traversing dolly comprises into the frame of a hollow structure and an end opening and is positioned at below, frame two ends, said roller can be connected on the track strip on two row's columns with mating and roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200734514U CN202438548U (en) | 2012-03-01 | 2012-03-01 | Cross traveling trolley of overhauling tooling for breast roll of rough mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200734514U CN202438548U (en) | 2012-03-01 | 2012-03-01 | Cross traveling trolley of overhauling tooling for breast roll of rough mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202438548U true CN202438548U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200734514U Expired - Fee Related CN202438548U (en) | 2012-03-01 | 2012-03-01 | Cross traveling trolley of overhauling tooling for breast roll of rough mill |
Country Status (1)
| Country | Link |
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| CN (1) | CN202438548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632821A (en) * | 2020-12-15 | 2022-06-17 | 宝山钢铁股份有限公司 | Installation device and method for metal water cutting plate of finish rolling rack |
-
2012
- 2012-03-01 CN CN2012200734514U patent/CN202438548U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632821A (en) * | 2020-12-15 | 2022-06-17 | 宝山钢铁股份有限公司 | Installation device and method for metal water cutting plate of finish rolling rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20180301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |