CN202207709U - Special attachment for replacing rolling mill stepped shims and lower hydraulic AGC device - Google Patents
Special attachment for replacing rolling mill stepped shims and lower hydraulic AGC device Download PDFInfo
- Publication number
- CN202207709U CN202207709U CN2011202916724U CN201120291672U CN202207709U CN 202207709 U CN202207709 U CN 202207709U CN 2011202916724 U CN2011202916724 U CN 2011202916724U CN 201120291672 U CN201120291672 U CN 201120291672U CN 202207709 U CN202207709 U CN 202207709U
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- China
- Prior art keywords
- milling train
- derricking gear
- stand
- step pad
- agc device
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Abstract
The utility model discloses a special attachment for replacing rolling mill stepped shims and a lower hydraulic AGC device. The special attachment comprises three parts, namely, a hoisting mechanism supported on working roll replacing tracks of a rolling mill and capable of moving along the tracks; a hoisting mechanism conveying stand applied for connecting the hoisting mechanism with a working roll replacing dolly located on the outer side of the rolling mill; and a conveying bench placed on supporting roller dollies and capable of moving in a reciprocating way. The special attachment in the utility model has the characteristics of high automation degree and simple operation. Meanwhile, the special attachment can make full use of other resources of the rolling mill, shorten the production halt period to the maximum, improve the operation rate and meanwhile alleviate the labor intensity of workers. Furthermore, the special attachment has the advantages of lightness, storing convenience, and cost decrease for the benefits of users.
Description
Technical field
Employed special use attached when the utility model related to replacing milling train step pad and hydraulic AGC device.
Background technology
In recent years, because steel rolling process is further perfect, the layout of steel rolling equipment is tending towards rationally, adopts underlying hydraulic AGC+step pad to be developed rapidly as the means of roll line absolute altitude adjustment, and the roll line absolute altitude is dynamically adjusted and is used widely in the rolling process.In this process, the more New steps of equipment are not caught up with in replacing, maintenance, the maintenance of step pad, step pad slide and underlying hydraulic AGC device.At present; The replacing of step pad and the installation of hydraulic AGC, maintenance, maintenance are adopted simple and easy track usually and are cooperated by shop traveller and carry out, because milling train bottom space position is nervous, oil, water are more; Bring a lot of uncertain factors for the replacing of step pad, AGC, have potential safety hazard simultaneously.
The utility model content
The utility model technical problem to be solved provide a kind of simple in structure, volume is little, in light weight, and can effectively utilize convenient and safe the carrying out of the existing milling train relevant device special use that step pad, hydraulic AGC device change to attach.
For this reason, this special use attaches on the work roll changing track that comprises following three part: a of being used, can be supported on milling train and can be along the derricking gear of this orbital motion; B, be used for the derricking gear that the work roll changing dolly that above-mentioned derricking gear and milling train is outside is connected and transport stand; C, can be placed on the backing roll dolly of milling train and reciprocating Transport Desk.
The method for using that this special use attaches is: the upper working rolls and lower working rolls assembling and the assembling of following backing roll of at first dismantling milling train by existing mode; Then derricking gear is placed on the work roll changing track of milling train; And utilize derricking gear transportation stand that derricking gear is connected with the outside work roll changing dolly of milling train; Promote derricking gear transportation stand through the work roll changing dolly subsequently and derricking gear moves on the work roll changing track, and then get in the mill housing and be parked in step pad top; Afterwards; Respectively step pad and step pad slide are upwards sling with the assembly that underlying hydraulic AGC device connects through derricking gear; And be placed on the Transport Desk, see step pad and step pad slide off mill housing with the assembly that underlying hydraulic AGC device connects respectively through Transport Desk at last.Through antipodal step, can milling train step pad and underlying hydraulic AGC device that change be put back to milling train.
In above-mentioned special use attaches; Said derricking gear comprises across the hydraulic cylinder that plays flap seat, has been installed in the flap seat top on the work roll changing track and reaches the upending frame by Driven by Hydraulic Cylinder; Said flap seat slides or rolls with the work roll changing track and cooperate; The piston rod of hydraulic cylinder has been passed down through flap seat and has connected with upending frame, and said upending frame is provided with the structure that is used to connect suspended object.
In above-mentioned derricking gear, have hanger and connection holes on the said upending frame with the central axis axial symmetry setting of this upending frame, the span between the two relative connection holes is consistent with the span of being hung between two corresponding on the step pad slide relative screwed holes.
In above-mentioned derricking gear, said flap seat and work roll changing track are slidingly matched, and the mating surface of a side is the plane, and the mating surface of opposite side is the conical surface.The cone match that plays flap seat and work roll changing track can prevent the horizontal looseness of flap seat.
Further; Said derricking gear transportation stand comprises that loop wheel machine structure operation stand, derricking gear connect stand; Loop wheel machine structure operation stand one end is connected with a flap seat through bearing pin; The other end is connected stand with derricking gear a end connects through bearing pin, the other end that derricking gear connects stand be provided with the work roll changing dolly on the suitable gib head of hook.
In above-mentioned special use attached, said derricking gear transportation stand and work roll changing track were slidingly matched, and the mating surface of a side is the plane, and the mating surface of opposite side is the conical surface.In like manner, the cone match between derricking gear transportation stand and the work roll changing track can prevent the horizontal looseness of derricking gear transportation stand.
Further be that said Transport Desk matches with the shelves of opening of backing roll dolly through anti-play structure.
The beneficial effect of the utility model is: the special use of employing the utility model attaches has the automaticity height, simple to operate, can make full use of other resource in the milling equipment; Shorten the off-time to greatest extent; Improve operating rate, improve the labour intensity of operating worker simultaneously, and have in light weight; Be convenient to deposit, practiced thrift the advantage of cost for the user.
Description of drawings
Fig. 1 is step pad, AGC operating position figure.
Fig. 2～Figure 13 is the sequence of steps figure that step pad, AGC change.
Reference numeral: 1-mill housing, 2-lifting apparatus, 3-backing roll dolly, 4-underlying hydraulic AGC device, 5-step pad slide, 6-step pad; The assembling of 7-lower support roller, 8-work roll changing track, the assembling of 9-bottom working roll, 10-work roll changing dolly, the 11-derricking gear connects stand; 12-derricking gear operation stand, the 13-bearing pin, 14-plays flap seat, 15-hydraulic cylinder, 16-upending frame; The 17-suspender belt, 18-lifting bolt, 19-Transport Desk, 20-connecting bolt, 21-backup roll change dolly.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
Like Fig. 1 is that milling train step pad and hydraulic AGC work structuring are arranged sketch map, and changing side, transmission side mounting arrangements have lifting apparatus 2, backing roll dolly 3 from bottom to up in mill housing 1 short transverse; Underlying hydraulic AGC device 4; Step pad slide 5, step pad 6, lower support roller assembling 7; Work roll changing track 8, bottom working roll assembling 9.After work a period of time, because the wearing and tearing of step pad 6, underlying hydraulic AGC device 4 operation troubles just need be changed step pad 6, and underlying hydraulic AGC device 4 is carried out repair and maintenance.
Shown in Fig. 2～13, the special use that the utility model provides attaches on the work roll changing track 8 that comprises following three part: a of being used, is supported on milling train and can be along the derricking gear of this orbital motion; B, be used for the derricking gear that the work roll changing dolly 10 that above-mentioned derricking gear and milling train is outside is connected and transport stand; C, be placed on the backing roll dolly 3 of milling train and reciprocating Transport Desk 19.
Wherein, Derricking gear comprises across the flap seat 14 on work roll changing track 8, has been installed in the hydraulic cylinder 15 at flap seat 14 tops and the upending frame 16 that is driven by hydraulic cylinder 15; Said flap seat 14 is slidingly matched with work roll changing track 8; And the mating surface of a side is the plane; The mating surface of opposite side is the conical surface, can prevent the horizontal looseness of flap seat like this, and the piston rod of hydraulic cylinder 15 has been passed down through flap seat 14 and has connected with upending frame 16; Have hanger and connection holes with the central axis axial symmetry setting of this upending frame 16 on the said upending frame 16, the span between the two relative connection holes is consistent with the span of being hung between two corresponding on the step pad slide 5 relative screwed holes.
Derricking gear transportation stand comprises that then derricking gear operation stand 12, derricking gear connect stand 11, security guardrail, hook, connecting pin etc.; Derricking gear operation stand 12, derricking gear connect stand 11 and connect through bearing pin; Become one, and be connected with a flap seat 14, formed the conveying mechanism of flap seat 14 through the more convenient bearing pin 13 of loading and unloading; Derricking gear connects stand 11 outer ends and is provided with gib head, during motion and work roll changing dolly 10 link up with.
The use step of the utility model is following:
A, as shown in Figure 2 is connected stand 11, lifting support Transport Desk frame 12, bearing pin 13 with work roll changing track 8 with derricking gear through work roll changing dolly 10, plays flap seat 14; Hydraulic cylinder 15; Upending frame 16, suspender belt 17, lifting bolt 18 push in the mill housing 1 and are parked in step pad 6 tops;
B, as shown in Figure 3, hydraulic cylinder 15 plunger shaft oil-feeds drop to step pad 6 appropriate locations that need to change with upending frame 16, suspender belt 17, lifting bolt 18 and stop, and connect step pad 6 with lifting bolt 18;
C, as shown in Figure 4, hydraulic cylinder 15 rises, and upending frame 16, suspender belt 17, lifting bolt 18, step pad 6 are upwards lifted;
D, as shown in Figure 5 is transported to Transport Desk 19 through backup roll change dolly 21, backing roll dolly 3 and lifting apparatus 2 step pad 6 bottoms of rise;
E, as shown in Figure 6, hydraulic cylinder 15 descends, and step pad 6 is put down until being located on the Transport Desk 19, removes the lifting bolt 18 on the step pad 6, removes the suspender belt 17 on the upending frame 16;
F, as shown in Figure 7 transports out mill housing 1 through backup roll change dolly 21, backing roll dolly 3 and lifting apparatus 2 with Transport Desk 19 and step pad 6, and the replacing action of step pad is accomplished;
G, changed step pad 6 after; As shown in Figure 2; With work roll changing track 8 derricking gear is connected stand 11, derricking gear transportation stand 12, bearing pin 13 through work roll changing dolly 10; Play flap seat 14, hydraulic cylinder 15, upending frame 16 push in the mill housing 1 and are parked in the top that needs dismounting underlying hydraulic AGC device 4;
H, as shown in Figure 8, hydraulic cylinder 15 plunger shaft oil-feeds drive upending frame 16 and descend, and upending frame 16 is placed on the step pad slide 5, through connecting bolt 20 upending frame 16 and step pad slide 5, underlying hydraulic AGC device 4 are connected as a single entity;
The step pad connecting rod of I, dismounting transmission side and changing side;
J, as shown in Figure 9, hydraulic cylinder 15 rises, and step pad slide 5, underlying hydraulic AGC device 4 are upwards lifted;
K, shown in figure 10 is transported to Transport Desk 19 through backup roll change dolly 21, backing roll dolly 3 and lifting apparatus 2 underlying hydraulic AGC device 4 bottoms of rise;
L, shown in figure 11, hydraulic cylinder 15 descends, and step pad slide 5, underlying hydraulic AGC device 4 are put down until being located on the Transport Desk 19, removes connecting bolt 20;
M, shown in figure 12, hydraulic cylinder 15 drive upending frame 16 and rise and 5 disengagings of step pad slide;
N, shown in figure 13 transports out mill housing 1 through backup roll change dolly 21, backing roll dolly 3 and lifting apparatus 2 with Transport Desk 19 and step pad slide 5, underlying hydraulic AGC device 4, and the dismounting action of underlying hydraulic AGC device 4 is accomplished;
AGC after step pad that O, employing and top opposite step more renew and the maintenance: the underlying hydraulic AGC device 4 after step pad slide 5, the maintenance is placed on the Transport Desk 19 and transports to the installation site in the mill housing 1; Then upending frame 16 and step pad slide 5 are connected as a single entity; Hydraulic cylinder 15 rises upending frame 16 step pad slides 5, and Transport Desk 19 withdraws from mill housing 1, falls the underlying hydraulic AGC device 4 after step pad slide 5, the maintenance; Remove connecting bolt 20, upending frame 16 rises; New step pad 6 is transported to installation site in the mill housing 1 through Transport Desk 19; Through suspender belt 17, lifting bolt 18 upending frame 16 is connected with step pad 6, hydraulic cylinder 15 promotes, and Transport Desk 19 withdraws from mill housing 1; Fall new step pad 6; Remove lifting bolt 18, play flap seat 14 and withdraw from mill housing 1, accomplish the replacing of step pad 6, underlying hydraulic AGC device 4.
Claims (7)
1. the special use of changing milling train step pad and underlying hydraulic AGC device attaches, and it is characterized in that it comprises following three part: a, the work roll changing track (8) that is supported on milling train is gone up and can be along the derricking gear of this orbital motion; B, be used for the derricking gear that the work roll changing dolly (10) that above-mentioned derricking gear and milling train is outside is connected and transport stand; C, the backing roll dolly (3) that is placed on milling train are gone up and reciprocating Transport Desk (19).
2. the special use of replacing milling train step pad as claimed in claim 1 and underlying hydraulic AGC device attaches; It is characterized in that: said derricking gear comprises across the flap seat (14) on work roll changing track (8), has been installed in the hydraulic cylinder (15) at flap seat (14) top and the upending frame (16) that is driven by hydraulic cylinder (15); Said flap seat (14) slides or rolls with work roll changing track (8) and cooperate; The piston rod of hydraulic cylinder (15) has been passed down through flap seat (14) and has connected with upending frame (16), and said upending frame (16) is provided with the structure that is used to connect suspended object.
3. the special use of replacing milling train step pad as claimed in claim 2 and underlying hydraulic AGC device attaches; It is characterized in that: have hanger and connection holes with the central axis axial symmetry setting of this upending frame (16) on the said upending frame (16), the span between the two relative connection holes is consistent with the span of being hung between the two upward corresponding relative screwed holes of step pad slide (5).
4. the special use of replacing milling train step pad as claimed in claim 2 and underlying hydraulic AGC device attaches, and it is characterized in that: said flap seat (14) and work roll changing track (8) are slidingly matched, and the mating surface of a side is the plane, and the mating surface of opposite side is the conical surface.
5. the special use of replacing milling train step pad as claimed in claim 2 and underlying hydraulic AGC device attaches; It is characterized in that: said derricking gear transportation stand comprises that loop wheel machine structure operation stand (12), derricking gear connect stand (11); Loop wheel machine structure operation stand (12) one ends are connected with a flap seat (14) through bearing pin (13); The other end is connected stand (11) with derricking gear a end connects through bearing pin, the other end that derricking gear connects stand (11) be provided with work roll changing dolly (10) on the suitable gib head of hook.
6. the special use like claim 1,2,3,4 or 5 described replacing milling train step pads and underlying hydraulic AGC device attaches; It is characterized in that: said derricking gear transportation stand and work roll changing track (8) are slidingly matched; And the mating surface of a side is the plane, and the mating surface of opposite side is the conical surface.
7. the special use like claim 1,2,3,4 or 5 described replacing milling train step pads and underlying hydraulic AGC device attaches, and it is characterized in that: said Transport Desk (19) matches with the shelves of opening of backing roll dolly (3) through anti-play structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202916724U CN202207709U (en) | 2011-08-11 | 2011-08-11 | Special attachment for replacing rolling mill stepped shims and lower hydraulic AGC device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202916724U CN202207709U (en) | 2011-08-11 | 2011-08-11 | Special attachment for replacing rolling mill stepped shims and lower hydraulic AGC device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202207709U true CN202207709U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202916724U Expired - Lifetime CN202207709U (en) | 2011-08-11 | 2011-08-11 | Special attachment for replacing rolling mill stepped shims and lower hydraulic AGC device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202207709U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104760886A (en) * | 2015-03-31 | 2015-07-08 | 山东钢铁股份有限公司 | Hoisting tool of large bottom-mounted part for steel sheet rolling mill |
| CN106216408A (en) * | 2016-09-29 | 2016-12-14 | 五冶集团上海有限公司 | A kind of device for changing wide and heavy plate mill hydraulic AGC cylinder and using method thereof |
| CN107398479A (en) * | 2016-05-19 | 2017-11-28 | 五冶集团上海有限公司 | A kind of attachment means changed for rolling mill AGC cylinder |
| CN107671124A (en) * | 2017-09-12 | 2018-02-09 | 宁波宝新不锈钢有限公司 | A kind of replacing options of large-scale AGC hydraulic cylinders |
| CN109019469A (en) * | 2018-07-24 | 2018-12-18 | 安徽鑫科铜业有限公司 | Boom hoisting and its dismounting hoisting method for milling train replacement support roller |
| CN111015580A (en) * | 2020-01-07 | 2020-04-17 | 山东建筑大学 | Horizontal roller hydraulic cylinder replacing tool for section steel rolling mill and using method |
| CN114472536A (en) * | 2021-12-30 | 2022-05-13 | 本钢板材股份有限公司 | Cold rolling mill base plate replacing device and method for adjusting rolling line elevation mode by base plate |
| CN114535304A (en) * | 2020-11-26 | 2022-05-27 | 中冶宝钢技术服务有限公司 | Auxiliary trolley for overhauling variable-track rolling mill and using method thereof |
-
2011
- 2011-08-11 CN CN2011202916724U patent/CN202207709U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104760886A (en) * | 2015-03-31 | 2015-07-08 | 山东钢铁股份有限公司 | Hoisting tool of large bottom-mounted part for steel sheet rolling mill |
| CN107398479A (en) * | 2016-05-19 | 2017-11-28 | 五冶集团上海有限公司 | A kind of attachment means changed for rolling mill AGC cylinder |
| CN106216408A (en) * | 2016-09-29 | 2016-12-14 | 五冶集团上海有限公司 | A kind of device for changing wide and heavy plate mill hydraulic AGC cylinder and using method thereof |
| CN107671124A (en) * | 2017-09-12 | 2018-02-09 | 宁波宝新不锈钢有限公司 | A kind of replacing options of large-scale AGC hydraulic cylinders |
| CN109019469A (en) * | 2018-07-24 | 2018-12-18 | 安徽鑫科铜业有限公司 | Boom hoisting and its dismounting hoisting method for milling train replacement support roller |
| CN111015580A (en) * | 2020-01-07 | 2020-04-17 | 山东建筑大学 | Horizontal roller hydraulic cylinder replacing tool for section steel rolling mill and using method |
| CN111015580B (en) * | 2020-01-07 | 2022-02-01 | 山东建筑大学 | Horizontal roller hydraulic cylinder replacing tool for section steel rolling mill and using method |
| CN114535304A (en) * | 2020-11-26 | 2022-05-27 | 中冶宝钢技术服务有限公司 | Auxiliary trolley for overhauling variable-track rolling mill and using method thereof |
| CN114472536A (en) * | 2021-12-30 | 2022-05-13 | 本钢板材股份有限公司 | Cold rolling mill base plate replacing device and method for adjusting rolling line elevation mode by base plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180321 Address after: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee after: Double (Deyang) heavy equipment Co., Ltd. Address before: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee before: Erzhong Group (Deyang) Heavy Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |