CN202185461U - Guide traversing mechanism for short stress line rolling mill - Google Patents
Guide traversing mechanism for short stress line rolling mill Download PDFInfo
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- CN202185461U CN202185461U CN2011202806813U CN201120280681U CN202185461U CN 202185461 U CN202185461 U CN 202185461U CN 2011202806813 U CN2011202806813 U CN 2011202806813U CN 201120280681 U CN201120280681 U CN 201120280681U CN 202185461 U CN202185461 U CN 202185461U
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- screw mandrel
- adjustment screw
- rolling mill
- guide
- clamping plate
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Abstract
The utility model discloses a guide traversing mechanism for a short stress line rolling mill, which belongs to the field of iron and steel manufacturing machinery and particularly relates to an iron and steel production facility. The guide traversing mechanism for the short stress line rolling mill is provided for solving the problems of poor stability, and proneness of an adjusting screw to deformation, rusting and blocking for the guide traversing mechanism of the short stress line rolling mill in the prior art. The guide traversing mechanism for the short stress line rolling mill comprises a slider, a clamping plate, a support seat, a nut, an adjusting screw and an adjusting screw protecting cover. Adjustment accuracy and stability of the adjusting screw are improved, the problems that the adjusting screw in the prior art is easy to deform, rust and jam are solved, rolling level of various specifications is increased, and quality of finished products of various segmenting specifications is improved.
Description
Technical field
The utility model belongs to iron and steel manufacturing machine field, is specifically related to a kind of Iron and Steel Production facility, particularly a kind of short stress rolling mill guiding transverse-moving mechanism.
Background technology
Iron and steel is the alloy that iron and carbon, silicon, manganese, phosphorus, sulphur and a spot of other elements are formed.Wherein, outside the deironing, the content of carbon plays a key effect to the performance of iron and steel, so be called iron-carbon alloy again.The main production process of modern steel integrated complex is divided into two types: long flow process and short flow process.Long flow process is used the widest at present; Its process characteristic is: the iron ore raw material adopts blast furnace to produce molten iron, after Molten Iron Pretreatment after oversintering, pelletizing are handled; By pneumatic steelmaking, external refining to qualified composition molten steel; Be cast into difform strand by continuous casting, be rolled into all kinds of finished products, the iron and steel enterprise in the whole world about 70% takes this flow process to produce; Short flow process can be divided into two types again according to raw material; One type is iron ore behind direct melting and reducing, adopts electric furnace or pneumatic steelmaking, and its main feature is; The iron ore raw material is handled without sintering, pelletizing; Do not have the blast furnace ironmaking production link, this flow process is used less at present, accounts for below 10% greatly; Another kind of be with steel scrap as raw material, after melt smelting by electric furnace, get into subsequent process; There is not the blast furnace ironmaking production link yet; This technological process accounts for 20%, and in order to enhance productivity, domestic and international many steel plant also take to convert the technology of hot metal charging in electric furnace smelting at present.
In general, the production procedure of iron and steel comprises flow processs such as sintering, ironmaking, steel-making, continuous casting, steel rolling.Sintering is exactly iron mineral powder agglomeration, and for blast furnace provides a kind of method of fine fodder, it is to utilize Iron Ore Powder, flux, fuel and return mine and process a process of block raw materials for metallurgy by a certain percentage.The process of ironmaking is exactly the liquid pig iron that temperature and composition meet the requirements that obtains with the iron ore economical and efficient; Realize this process through blast furnace process; May be summarized to be: under the condition of low-energy-consumption of trying one's best; Through the reverse movement of controlled furnace charge and coal gas stream, processes such as high efficiency completion reduction, slag making, heat transfer and the reaction of slag iron obtain the comparatively desirable liquid metal product of chemical composition and temperature.Blast furnace burden is produced qualified molten iron through various chemical reduction reaction and is sent into steel-making through the torpedo jar then, goes into converter smelting Cheng Gang as steelmaking feed then.Slag enters slag bath through flush slag, separates through pulp water, and slag is drained, water circulation use.The byproduct that produces in the blast furnace ironmaking process---blast furnace gas is as uses such as low calorific value gas fuel heat supply wind furnace, sintering, boiler, preheating furnace and heating furnaces.Steel-making is meant that impurity such as carbon too much in the raw material (molten iron and steel scrap etc.), sulphur, phosphorus remove and add the process of the alloying component that adapts to.Continuous casting is meant molten steel in pans inject with water-cooled crystallizer continuously, behind the base shell that congeals into, pulls out with stable speed from crystallizer, through the water spray cooling, after treating all to solidify, is cut into the continuous casting billet of designated length again.Steel rolling is meant that the steel ingot that continuous casting comes out rolls into all kinds of steel with the hot rolling mode at different rolling mills with continuous casting billet, forms the process of product.
In the general steel and iron industry enterprise rod material rolling process process, usually there is following technical problem in short stress rolling mill guiding transverse-moving mechanism:
The first, under existing service condition adjustment screw mandrel easy deformation, get rusty and stuck.On the one hand, owing to receive the influence of factors such as temperature, water-cooled, bump, can cause adjustment screw mandrel distortion, stuck, this is one of reason that increases guide and guard adjustment difficulty; On the other hand; Because the adjustment screw mandrel is exposed fully outside, cause the adjustment screw mandrel to be got rusty because of often dabbling, various foreign material also are easier to stick on the adjustment screw mandrel simultaneously; This has just caused interlock tension even stuck between screw mandrel and the nut, and this also is one of reason that increases guide and guard adjustment difficulty.In operation process; Each sortie is different because of the tightness of adjustment screw mandrel interlock, and the traversing adjustment elapsed time of guide and guard also has nothing in common with each other in changing the groove process, and short-range missile is defended about 10 seconds of traversing adjustment time; Spend 4 minutes and be about most; After screw mandrel is stuck, need stop to beat guide and guard and become flexible the interlock between screw mandrel and the nut, thereby cause waste of time.Can estimate in view of the above and will cause about 73 hours production time waste, 4,500,000 yuan of the about RMB of loss profit every year on average.
The second, screw mandrel adjustment accuracy is not high.Because screw mandrel pitch is bigger; The stroke of guide and guard is difficult to control in guide and guard and groove alignment adjustment process, because the adjustment precision is not enough, has enlarged the error of guide and guard alignment adjustment; Make in traversing guide and guard process, to be difficult to hold stroke, cause being difficult to control in rolling cutting specification process center line difference.The improper problem that then will further cause series rooling technology and quality aspect of line difference adjustment.
Three, the firm poor-performing of guide and guard transverse-moving mechanism.The clamping plate that compress guide and guard only use a bolted, in actual production process, can cause the situation that the guide and guard displacement often occurs and rock after fastening because of not locking of bolt, stripped thread, vibrations, reason such as loosening occurring.
The utility model content
In order to improve screw mandrel adjustment accuracy and steadiness; Solve the adjustment screw mandrel easy deformation that exists in the prior art, get rusty and stuck phenomenon; Improve the rolling level of each specification; Improve cutting specification end product quality, the utility model provides a kind of short stress rolling mill guiding transverse-moving mechanism, and it comprises balladeur train, adjustment screw mandrel protective cover, clamping plate, fastening bolt, spacer pin, bracket, nut, adjustment screw mandrel and carriage;
Adjustment screw mandrel protective cover is the combination that the gripper shoe face of three sealing plate faces and two settings is fixedly connected.
Adjustment screw mandrel protective cover is embedded in the balladeur train, and adjustment screw mandrel protective cover and balladeur train are suitable, and clamping plate and balladeur train carry out spacing respectively to guide and guard from two ends, and the guide and guard bottom contacts with balladeur train, through the lateral displacement of spacer pin control guide and guard;
On bracket, have a groove, match with the nut projection; Have two screw holes on the same horizontal plane of clamping plate, through fastening bolt clamping plate are locked securely respectively.
Adjust the screw mandrel protective cover through setting up in the guide and guard transverse-moving mechanism of the utility model; Adopt semienclosed protection mechanism to improve the environment for use of adjustment screw mandrel; The adjustment screw mandrel is in the sealed environment of all sealing except bottom-open, all the other each several parts; Compare with the guide and guard transverse-moving mechanism that uses in the prior art, the guide and guard transverse-moving mechanism of the utility model can play the effect of better waterproof, anti-greasy dirt, anti-slag.Can effectively solve adjustment screw mandrel easy deformation like this, get rusty and stuck phenomenon the service life that has increased screw mandrel.In addition, improve the environment for use of adjustment screw mandrel greatly, effectively protected the adjustment screw mandrel, reduced the difficulty in operational process of craft, reduced the activity duration in the technological process, improved the economic benefit of each specification.
The utility model also improves the shape of clamping plate; The shape of clamping plate is adjusted into sickle shaped by " L " shape, and the quantity of fastening bolt is increased to two, compare with the former clamping plate in the guide and guard transverse-moving mechanism that uses in the prior art; On the one hand; Novel guide and guard transverse-moving mechanism is eliminated the various possible causes that possibly cause that guide and guard are not fastening, has improved the firm performance of guide and guard transverse-moving mechanism and guide and guard, on the other hand; Control has bigger help to the line difference of cutting specification, has reduced simultaneously or avoided many technology trouble that brings with deviation in rolling, to occur rocking because of guide and guard.
Also the distance of the tooth between the thread of adjustment screw mandrel being improved of the utility model.Adjustment screw mandrel in the utility model; Compare with the adjustment screw mandrel that uses in the prior art; Tooth between the adjustment screw mandrel thread is revised the nut thread size of interlock with it simultaneously apart from being adjusted into 3mm by original 4.5mm, thereby has increased the degree of regulation and the sensitivity of adjustment screw mandrel; It is poor effectively to have controlled the cutting gauge wire, and the end product quality of cutting specification is greatly improved.
In a word, the short stress rolling mill guiding transverse-moving mechanism of the utility model, compared with prior art; Improve screw mandrel adjustment accuracy and steadiness; Solve the adjustment screw mandrel easy deformation that exists in the prior art, get rusty and stuck phenomenon, improve the rolling level of each specification, improve cutting specification end product quality.
Description of drawings
Fig. 1 is a kind of structural representation of lacking stress rolling mill guiding transverse-moving mechanism of the utility model.In Fig. 1,1, balladeur train; 2, adjustment screw mandrel protective cover; 3, clamping plate; 4, clamping screw; 5, spacer pin; 6, bracket; 7, nut; 8, adjustment screw mandrel; 9, carriage.
Fig. 2 is a kind of structural representation of lacking stress rolling mill guiding transverse-moving mechanism middle clamp plate 3 of the utility model.Two screw holes 21,22.
A kind of structural representation of lacking stress rolling mill guiding transverse-moving mechanism of Fig. 3 for using in the prior art.31, balladeur train; 32, spacer pin; 33, clamping plate; 34, bracket; 35, nut; 36, adjustment screw mandrel; 37, carriage.
A kind of sketch map of lacking stress rolling mill guiding transverse-moving mechanism clamping plate 32 of Fig. 4 for using in the prior art.
The specific embodiment
Below in conjunction with accompanying drawing, further describe the utility model through specific embodiment, but the utility model is not limited only to following examples.In the scope of the utility model or in the content that does not break away from the utility model, spirit and scope; The described a kind of mm finishing mill unit collecting receptacle of the utility model and building block thereof are carried out to the material and/or the building block of reduced scale or expansion, a kind of mm finishing mill unit collecting receptacle of replacement; Will become apparent to those skilled in the art that they all are regarded as is included within the utility model scope.
As shown in Figure 1, a kind of short stress rolling mill guiding transverse-moving mechanism, it comprises balladeur train 1, adjustment screw mandrel protective cover 2, clamping plate 3, fastening bolt 4, spacer pin 5, bracket 6, nut 7, adjustment screw mandrel 8 and carriage 9;
Adjustment screw mandrel protective cover 2 is the combination that the gripper shoe face of three sealing plate faces and two settings is fixedly connected, and three sealing plate faces form bridge shape (as shown in Figure 1).
Adjustment screw mandrel protective cover 2 is embedded in the balladeur train 1, and adjustment screw mandrel protective cover 2 is suitable with balladeur train 1, and clamping plate 3 and balladeur train 1 carry out spacing respectively to guide and guard from two ends, and the guide and guard bottom contacts with balladeur train 1, through the lateral displacement of spacer pin 5 control guide and guard.
On bracket 6, have a groove, match with nut 5 projections.
Have two screw holes 21,22 on the clamping plate 3 same horizontal planes, through fastening bolt 4 clamping plate 3 are locked securely the sickle shaped that is shaped as of described clamping plate respectively.Tooth distance between the above-mentioned adjustment screw mandrel thread is 3mm.
In a word; The short stress rolling mill guiding transverse-moving mechanism of the utility model improves screw mandrel adjustment accuracy and steadiness, solves the adjustment screw mandrel easy deformation that exists in the prior art, gets rusty and stuck phenomenon; Improve the rolling level of each specification, improve cutting specification end product quality.
Claims (3)
1. one kind short stress rolling mill guiding transverse-moving mechanism, it comprises balladeur train, adjustment screw mandrel protective cover, clamping plate, fastening bolt, spacer pin, bracket, nut, adjustment screw mandrel and carriage, it is characterized in that,
Adjustment screw mandrel protective cover is the combination that the gripper shoe face of three sealing plate faces and two settings is fixedly connected;
Adjustment screw mandrel protective cover is embedded in the balladeur train, and adjustment screw mandrel protective cover and balladeur train are suitable, and clamping plate and balladeur train carry out spacing respectively to guide and guard from two ends, and the guide and guard bottom contacts with balladeur train, through the lateral displacement of spacer pin control guide and guard;
On bracket, have a groove, match with the nut projection;
Have two screw holes on the same horizontal plane of clamping plate, through fastening bolt clamping plate are locked securely respectively.
2. a kind of short stress rolling mill guiding transverse-moving mechanism as claimed in claim 1 is characterized in that, described clamping plate be shaped as sickle shaped.
3. a kind of short stress rolling mill guiding transverse-moving mechanism as claimed in claim 1 is characterized in that, the tooth distance between the described adjustment screw mandrel thread is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202806813U CN202185461U (en) | 2011-08-03 | 2011-08-03 | Guide traversing mechanism for short stress line rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202806813U CN202185461U (en) | 2011-08-03 | 2011-08-03 | Guide traversing mechanism for short stress line rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202185461U true CN202185461U (en) | 2012-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202806813U Expired - Fee Related CN202185461U (en) | 2011-08-03 | 2011-08-03 | Guide traversing mechanism for short stress line rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202185461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978041A (en) * | 2014-05-21 | 2014-08-13 | 中冶南方工程技术有限公司 | High-rigidity short stress path rolling mill |
| CN105363805A (en) * | 2015-12-18 | 2016-03-02 | 重庆麦拓科技有限公司 | Guiding and guarding assembly for rolling mill |
-
2011
- 2011-08-03 CN CN2011202806813U patent/CN202185461U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978041A (en) * | 2014-05-21 | 2014-08-13 | 中冶南方工程技术有限公司 | High-rigidity short stress path rolling mill |
| CN105363805A (en) * | 2015-12-18 | 2016-03-02 | 重庆麦拓科技有限公司 | Guiding and guarding assembly for rolling mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20120803 |