CN203556635U - Rolling mill for rolling 120*120 sheet - Google Patents
Rolling mill for rolling 120*120 sheet Download PDFInfo
- Publication number
- CN203556635U CN203556635U CN201320706181.0U CN201320706181U CN203556635U CN 203556635 U CN203556635 U CN 203556635U CN 201320706181 U CN201320706181 U CN 201320706181U CN 203556635 U CN203556635 U CN 203556635U
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- Prior art keywords
- pass
- rolling
- square steel
- guide
- width
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- 238000005096 rolling process Methods 0.000 title claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 70
- 239000010959 steel Substances 0.000 claims abstract description 70
- 238000003801 milling Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a rolling mill for rolling a 120*120 sheet. The rolling mill for rolling the 120*120 sheet comprises seven rolling mills, wherein a first trolley, a second trolley, a third trolley and a fourth trolley of the rolling mill adopt a 1V pass of 120*120 mm square steel, a 2H pass of 120*120 mm square steel, a 3V pass of 120*120 mm square steel and a 4H pass of 120*120 mm square steel respectively, a fifth trolley adopts a 5V pass of 120*120 mm square steel, a sixth trolley adopts a leader pass of 120*120 mm square steel, and a seventh trolley adopts a pass of finished 120*120 mm square steel product; entry guides and exit guides of the first trolley to the sixth trolley of the rolling mill adopt slide guides; and the entry guide of the seventh trolley adopts the slide guide, and the exit guide adopts a rolling guide. According to the utility model, conventional equipment is sufficiently utilized for producing 120*120 mm square steel, the number of new rollers is reduced, the production cost is reduced, and requirements for finished fillets can be met.
Description
Technical field
The utility model relates to a kind of milling train, specifically, relates to a kind of milling train of rolling 120 × 120 sheet materials.
Background technology
Milling train is the equipment of realizing metal rolled process.Make a general reference the equipment of stocking production overall process, included capital equipment, auxiliary equipment, handling equipment and auxiliary device etc.
The capital equipment of milling train has working stand and transmission device.Working stand is comprised of roll, roll bearing, frame, rail chair, roll adjusting device, top-roll-balance arrangement and changing rig etc.Roll is the parts that make metal plastic deformation; Roll bearing is used for back up roll, and keeps the fixed position of roll in frame, and roll bearing live load is heavy and change greatly, therefore requires bearing friction coefficient little, has enough strength and stiffness, and will be convenient to change roll; Rolling-mill housing is comprised of two " memorial archways ", so that roll chock and roll adjusting device to be installed, need there be enough intensity and stiffness to bear roll-force, frame form mainly contains two kinds of enclosed and open types, and closed frame is a general frame, has higher-strength and rigidity, be mainly used in blooming mill that roll-force is larger and strip-mill strip etc., open top roll housing is comprised of frame body and upper cover two parts, is convenient to roll change, is mainly used in cross-arranging type bar and shape mill.
Rolling mill rail base is used for installation frame, and is fixed on ground, claims again base anchor.Bear gravity and the tilting moment of working stand, guarantee the precision of working stand installation dimension simultaneously.
Roll adjusting device is used for adjusting roll gap, makes rolled piece reach desired cross dimensions.Top roll adjusting device also claims " screwdown gear ", has three kinds of manual, electronic and hydraulic pressure.Hand screwdown gear is multiplex on bar and shape mill and little milling train.Electric screw down gear comprises the parts such as motor, reductor, brake, housing screw, screw box, depressing position indicator, sphere cushion block and measuring cell; Its transmission efficiency is low, and the rotator inertia of motion parts is large, and reaction speed is slow, adjusts precision low.Since the seventies, strip-mill strip adopts AGC(thickness automatically to control) after system, on the hot and cold milling train of new band and heavy plate mill, adopted holding-down device of hydraulic, there is the little and product percent of pass advantages of higher of sheet metal thickness deviation.
Top-roll-balance arrangement is for lifting top roll and prevent the device that rolled piece is hit while passing in and out roll.Form has: spring, multiplex on bar and shape mill; Weight type, is commonly used on the blooming mill that roll amount of movement is large; Fluid pressure type, multiplex on four roller strip-mill strips.
Changing rig, for improving operating rate, requires mill roll rapidly, conveniently.Roller replacing mode has four kinds of C shape hook-type, telescopic, trolley type and complete machine frame roll change formulas.With the roll change of first two mode, by crane auxiliary operation, and the roll change of complete machine frame need have two cover frames, and this fado is for little milling train.Dolly roll change is suitable for large milling train, is conducive to automation.At present, on milling train, all adopt fast automatic changing rig, change a roll and only need 5～8 minutes.
Transmission device is comprised of motor, reductor, pinion stand and connecting axle etc.Pinion stand is distributed to driving torque on two or several rolls.
Auxiliary equipment comprises the equipment of a series of aided processes in the operation of rolling.As the equipment such as steel, shearing, aligning, cooling, flaw detection, heat treatment, pickling are prepared, heated, turn over to raw material.
Handling equipment comprises crane, transport vehicle, roller-way and drag-over unit etc.
Auxiliary device comprises power supply unit, controller switching equipment, roll car mill, lubricating utensil; supply equipment, drainage equipment, for fuel apparatus, pneumatic plant, hydraulic test, removing iron scale equipment, machine maintenance equipment, electricity, repair the reclaimer of equipment, acid discharge equipment, oil, water, acid, and the equipment such as environmental protection.
The pass of rolling 120*120 square steel design now belongs to blank.
Utility model content
The technical problem that the utility model solves is to provide a kind of milling train of rolling 120 × 120 sheet materials, can take full advantage of existing equipment and produce 120 × 120mm square steel.
Technical scheme is as follows:
A kind of milling train of rolling 120 × 120 sheet materials, comprise seven rolling mills, the pass that tandem rolling mill 1 car to 4 car adopts is respectively the 1V pass of 120 × 120mm square steel, the 2H pass of 120 × 120mm square steel, the 3V pass of 120 × 120mm square steel, the 4H pass of 120 × 120mm square steel, 5 cars adopt the 5V pass of 120 × 120mm square steel, 6 cars adopt the pass of 120 × 120mm square steel leader pass, and 7 cars adopt the pass of 120 × 120mm square steel finished product; Tandem rolling mill 1 car to 6 car inlet guide and outlet guide adopt sliding guide; The inlet guide of 7 cars adopts sliding guide, and outlet guide adopts rolling guide.
Further: the structure of described sliding guide comprises framework, delivery guide, entrance guide plate and sliding guide base; Described delivery guide and described entrance guide plate connect as one, and are fixed on described framework inside, and the bottom of described framework is provided with sliding guide base.
Further: the top of described framework is provided with suspension ring.
Further: the edge of described entrance guide plate is provided with entrance and defends plate.
Further: in the 1V pass of described 120 × 120mm square steel, pass bottom land width is 210mm, and pass width of rebate is 185.0mm, and pass height is 185.0mm, and the fillet radius of pass is 25.0mm, and the round radius of pass is 20.0mm, and roll gap is 20mm; In the 2H pass of described 120 × 120mm square steel, pass bottom land width is 206.0mm, and pass width of rebate is 180.0mm, and pass height is 153.0mm, and the fillet radius of pass is 25.0mm, and the round radius of pass is 20mm, and roll gap is 20mm; In the 3V pass of described 120 × 120mm square steel, pass bottom land width is 170.7mm, and pass width of rebate is 150.0mm, and pass height is 160.0mm, and the fillet radius of pass is 20.0mm, and roll gap is 15.0mm; In the 4H pass of described 120 × 120mm square steel, pass bottom land width is 178.6mm, and pass width of rebate is 158.0mm, and pass height is 130.0mm, and the fillet radius of pass is 36.0mm, and the round radius of pass is 15mm, and roll gap is 8.0mm; In the 5V pass of described 120 × 120mm square steel, pass bottom land width is 144.5mm, and pass width of rebate is 128.0mm, and pass height is 135.0mm, and the fillet radius of pass is 15.0mm, and roll gap is 20.0mm; In the pass of described 120 × 120mm square steel leader pass, pass bottom land width is 149.0mm, and pass width of rebate is 133.0mm, pass height is 115.0mm, the fillet radius of pass is 13.0mm, and the round radius of pass is 10.0mm, and roll gap is 8.0mm; In the pass of described 120 × 120mm square steel finished product, pass bottom land width is 128.0mm, and pass width of rebate is 115.0mm, and pass height is 120.0mm, and the fillet radius of pass is 12.0mm, and the round radius of pass is 10.0mm, and roll gap is 8.0mm.
Further: the structure of described rolling guide comprises box body, rolling guide base, rolling guide entrance and roller; Described rolling guide entrance and described roller are separately positioned on two opening parts of described box body both sides, and described rolling guide base is arranged on the bottom of described box body.
Further: the top of described box body is provided with rolling guide suspension ring.
Compared with prior art, technique effect of the present utility model comprises:
1, utilize the utility model can reduce the quantity of newly opening roller, reduce production cost, and can meet the requirement of finished product fillet.
2, the utility model takes full advantage of existing equipment and produces 120 × 120mm square steel, has not only filled up the market vacancy, and has produced good economic benefit.
Accompanying drawing explanation
Fig. 1 is the 1V pass figure of rolling 120 × 120mm square steel in the utility model;
Fig. 2 is the 2H pass figure of rolling 120 × 120mm square steel in the utility model;
Fig. 3 is the 3V pass figure of rolling 120 × 120mm square steel in the utility model;
Fig. 4 is the 4H pass figure of rolling 120 × 120mm square steel in the utility model;
Fig. 5 is the 5V pass figure of rolling 120 × 120mm square steel in the utility model;
Fig. 6 is the pass figure of rolling 120 × 120mm square steel leader pass in the utility model;
Fig. 7 is the pass figure of rolling 120 × 120mm square steel finished product in the utility model;
Fig. 8 is the structure chart of sliding guide in the utility model;
Fig. 9 is the structure chart of rolling guide in the utility model.
The specific embodiment
In order to adapt to the needs in market, designed, designed pass and the guide and guard of 120*120 rolling.Intensity by tandem rolling roll and motor is calculated, adopt φ 700 milling trains and 7 framves of φ 550 milling train to go out finished product, the 1-4 car pass of φ 700 utilizes first four of rolling φ 130 round steel, and 5 cars go out 140mm*140mm, 6 cars go out 118mm*145mm, and 7 cars go out finished product 120mm*120mm.According to theory, calculate pass basic size, and proofread and correct based on experience value, obtain following pass schedule 1 and pass figure.
Table 1 120 × 120 square steel rolling schedules
What tandem rolling mill 1-4 car adopted is the pass (the 3V pass of the 1V pass of 120 × 120mm square steel, the 2H pass of 120 × 120mm square steel, 120 × 120mm square steel, the 4H pass of 120 × 120mm square steel) of the 1-4 car of φ 130,5 cars adopt φ 95, φ 115, φ 700 tandem rolling 3 car passes (the 5V pass of 120 × 120mm square steel), 6 cars and 7 cars are newly-designed passes, by 1-5 car, adopting the shared mode of pass is the quantity of newly opening roller in order to reduce, reduces production cost.6 car passes (pass of 120 × 120mm square steel leader pass), 7 car passes (pass of 120 × 120mm square steel finished product) have first designed pass for the requirement that meets finished product fillet.
As shown in Figure 1, be the 1V pass figure of rolling 120 × 120mm square steel in the utility model.
The 1V pass of 120 × 120mm square steel: pass bottom land width is 210mm, pass width of rebate is 185.0mm, and pass height is 185.0mm, and the fillet radius of pass is 25.0mm, and the round radius of pass is 20.0mm, roll gap is 20mm.
As shown in Figure 2, be the 2H pass figure of rolling 120 × 120mm square steel in the utility model.
The 2H pass of 120 × 120mm square steel: pass bottom land width is 206.0mm, pass width of rebate is 180.0mm, and pass height is 153.0mm, and the fillet radius of pass is 25.0mm, and the round radius of pass is 20mm, roll gap is 20mm.
As shown in Figure 3, be the 3V pass figure of rolling 120 × 120mm square steel in the utility model.
The 3V pass of 120 × 120mm square steel: pass bottom land width is 170.7mm, pass width of rebate is 150.0mm, and pass height is 160.0mm, and the fillet radius of pass is 20.0mm, and roll gap is 15.0mm.
As shown in Figure 4, be the 4H pass figure of rolling 120 × 120mm square steel in the utility model.
The 4H pass of 120 × 120mm square steel: pass bottom land width is 178.6mm, pass width of rebate is 158.0mm, and pass height is 130.0mm, and the fillet radius of pass is 36.0mm, and the round radius of pass is 15mm, roll gap is 8.0mm.
As shown in Figure 5, be the 5V pass figure of rolling 120 × 120mm square steel in the utility model.
The 5V pass of 120 × 120mm square steel: pass bottom land width is 144.5mm, pass width of rebate is 128.0mm, and pass height is 135.0mm, and the fillet radius of pass is 15.0mm, and roll gap is 20.0mm.
As shown in Figure 6, be the pass figure of rolling 120 × 120mm square steel leader pass in the utility model.
The pass of 120 × 120mm square steel leader pass: pass bottom land width is 149.0mm, pass width of rebate is 133.0mm, and pass height is 115.0mm, and the fillet radius of pass is 13.0mm, and the round radius of pass is 10.0mm, roll gap is 8.0mm.
As shown in Figure 7, be the pass figure of rolling 120 × 120mm square steel finished product in the utility model.
The pass of 120 × 120mm square steel finished product: pass bottom land width is 128.0mm, pass width of rebate is 115.0mm, and pass height is 120.0mm, and the fillet radius of pass is 12.0mm, and the round radius of pass is 10.0mm, roll gap is 8.0mm.
Two, guide and guard design
Guide and guard just refer in rolling of sectional iron process, are arranged on roll pass front and back and help rolled piece by set direction and state, exactly, stably to enter and derive the device of roll pass.
Tandem rolling mill 1-4 car inlet guide, outlet guide are used 1-4 car inlet guide, the outlet guide of original rolling φ 130, select sliding guide; 5 car inlet guides, outlet guide adopt the mode reusing to configure sliding guide; What 6 cars adopted is 4 car inlet guides, the outlet guide of φ 110, and inlet guide and outlet guide are sliding guide; In order to prevent scratch, torsion, newly designed inlet guide, the outlet guide of 7 cars, the inlet guide of 7 cars adopts sliding guide, and the outlet guide of 7 cars adopts rolling guide, is the box body of RE230 model.
As shown in Figure 8, be the structure chart of sliding guide in the utility model.The structure of sliding guide comprises: framework 11, delivery guide 13, entrance guide plate 14, sliding guide base 15; Delivery guide 13 and entrance guide plate 14 connect as one, and are fixed on framework 11 inside; In the bottom of framework 11, be provided with sliding guide base 15; For easy for installation, at the top of framework 11, be provided with sliding guide suspension ring 16; If sliding guide is arranged on roll entrance, the edge of entrance guide plate 14 can defend plate 12 by inlet porting.
As shown in Figure 9, be the structure chart of rolling guide in the utility model.The structure of rolling guide comprises: box body 21, rolling guide base 22, rolling guide suspension ring 23, rolling guide entrance 24, roller 25; Rolling guide entrance 24 and roller 25 are separately positioned on two opening parts of box body 21 both sides, and rolling guide base 22 is arranged on the bottom of box body 21, and rolling guide suspension ring 23 are arranged on the top of box body 21.
Claims (8)
1. the milling train of rolling 120 × 120 sheet materials, comprise seven rolling mills, it is characterized in that: the pass that tandem rolling mill 1 car to 4 car adopts is respectively the 1V pass of 120 × 120mm square steel, the 2H pass of 120 × 120mm square steel, the 3V pass of 120 × 120mm square steel, the 4H pass of 120 × 120mm square steel, 5 cars adopt the 5V pass of 120 × 120mm square steel, 6 cars adopt the pass of 120 × 120mm square steel leader pass, and 7 cars adopt the pass of 120 × 120mm square steel finished product; Tandem rolling mill 1 car to 6 car inlet guide and outlet guide adopt sliding guide; The inlet guide of 7 cars adopts sliding guide, and outlet guide adopts rolling guide.
2. the milling train of rolling 120 × 120 sheet materials as claimed in claim 1, is characterized in that: the structure of described sliding guide comprises framework, delivery guide, entrance guide plate and sliding guide base; Described delivery guide and described entrance guide plate connect as one, and are fixed on described framework inside, and the bottom of described framework is provided with sliding guide base.
3. the milling train of rolling 120 × 120 sheet materials as claimed in claim 2, is characterized in that: the top of described framework is provided with suspension ring.
4. the milling train of rolling 120 × 120 sheet materials as claimed in claim 2, is characterized in that: the edge of described entrance guide plate is provided with entrance and defends plate.
5. the milling train of rolling 120 × 120 sheet materials as claimed in claim 1, it is characterized in that: in the 1V pass of described 120 × 120mm square steel, pass bottom land width is 210mm, pass width of rebate is 185.0mm, pass height is 185.0mm, the fillet radius of pass is 25.0mm, and the round radius of pass is 20.0mm, and roll gap is 20mm; In the 2H pass of described 120 × 120mm square steel, pass bottom land width is 206.0mm, and pass width of rebate is 180.0mm, and pass height is 153.0mm, and the fillet radius of pass is 25.0mm, and the round radius of pass is 20mm, and roll gap is 20mm; In the 3V pass of described 120 × 120mm square steel, pass bottom land width is 170.7mm, and pass width of rebate is 150.0mm, and pass height is 160.0mm, and the fillet radius of pass is 20.0mm, and roll gap is 15.0mm; In the 4H pass of described 120 × 120mm square steel, pass bottom land width is 178.6mm, and pass width of rebate is 158.0mm, and pass height is 130.0mm, and the fillet radius of pass is 36.0mm, and the round radius of pass is 15mm, and roll gap is 8.0mm; In the 5V pass of described 120 × 120mm square steel, pass bottom land width is 144.5mm, and pass width of rebate is 128.0mm, and pass height is 135.0mm, and the fillet radius of pass is 15.0mm, and roll gap is 20.0mm; In the pass of described 120 × 120mm square steel leader pass, pass bottom land width is 149.0mm, and pass width of rebate is 133.0mm, pass height is 115.0mm, the fillet radius of pass is 13.0mm, and the round radius of pass is 10.0mm, and roll gap is 8.0mm; In the pass of described 120 × 120mm square steel finished product, pass bottom land width is 128.0mm, and pass width of rebate is 115.0mm, and pass height is 120.0mm, and the fillet radius of pass is 12.0mm, and the round radius of pass is 10.0mm, and roll gap is 8.0mm.
6. the milling train of rolling 120 × 120 sheet materials as described in claim 1 or 2, is characterized in that: the structure of described rolling guide comprises box body, rolling guide base, rolling guide entrance and roller; Described rolling guide entrance and described roller are separately positioned on two opening parts of described box body both sides, and described rolling guide base is arranged on the bottom of described box body.
7. the milling train of rolling 120 × 120 sheet materials as claimed in claim 6, is characterized in that: the top of described box body is provided with rolling guide suspension ring.
8. the milling train of rolling 120 × 120 sheet materials as claimed in claim 6, is characterized in that: described box body is the box body of RE230 model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320706181.0U CN203556635U (en) | 2013-11-11 | 2013-11-11 | Rolling mill for rolling 120*120 sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320706181.0U CN203556635U (en) | 2013-11-11 | 2013-11-11 | Rolling mill for rolling 120*120 sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203556635U true CN203556635U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320706181.0U Expired - Lifetime CN203556635U (en) | 2013-11-11 | 2013-11-11 | Rolling mill for rolling 120*120 sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203556635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817094A (en) * | 2018-06-14 | 2018-11-16 | 宝鸡市天罡钛业有限责任公司 | A kind of pass structure rolling rectangular section titanium or titanium alloy profile leader pass |
| CN109248915A (en) * | 2018-07-12 | 2019-01-22 | 新疆八钢铁股份有限公司 | The continuous rolling process of double cushion rubber socket steel |
-
2013
- 2013-11-11 CN CN201320706181.0U patent/CN203556635U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817094A (en) * | 2018-06-14 | 2018-11-16 | 宝鸡市天罡钛业有限责任公司 | A kind of pass structure rolling rectangular section titanium or titanium alloy profile leader pass |
| CN109248915A (en) * | 2018-07-12 | 2019-01-22 | 新疆八钢铁股份有限公司 | The continuous rolling process of double cushion rubber socket steel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |
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| CX01 | Expiry of patent term |