CN202238943U - Fully-hydraulic-driven steel turning device for use before blooming mill - Google Patents

Fully-hydraulic-driven steel turning device for use before blooming mill Download PDF

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Publication number
CN202238943U
CN202238943U CN2011203120492U CN201120312049U CN202238943U CN 202238943 U CN202238943 U CN 202238943U CN 2011203120492 U CN2011203120492 U CN 2011203120492U CN 201120312049 U CN201120312049 U CN 201120312049U CN 202238943 U CN202238943 U CN 202238943U
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CN
China
Prior art keywords
frame
pinch roll
hydraulic cylinder
lifting
switching
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.)
Withdrawn - After Issue
Application number
CN2011203120492U
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Chinese (zh)
Inventor
岳峰
夏兴进
黄昌明
阮祥伟
张景旺
陈志强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huatian Engineering and Technology Corp MCC
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Huatian Engineering and Technology Corp MCC
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Publication date
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Priority to CN2011203120492U priority Critical patent/CN202238943U/en
Application granted granted Critical
Publication of CN202238943U publication Critical patent/CN202238943U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model discloses a fully-hydraulic-driven steel turning device for use before a blooming mill, which comprises an alternate rollway (100), a base (200), a translation frame (300), a lifting mechanism (400), a turning mechanism (500) and a pinch roll mechanism (600), wherein the alternate rollway (100) is connected with the translation frame (300) and can do linear motion along the base (200); the lifting mechanism (400) is arranged in the translation frame (300); the turning mechanism (500) is arranged on the side face of the lifting mechanism (400); the turning mechanism (500) and the lifting mechanism (400) can move up and down at the same time along the inner side of the translation frame (300); the pinch roll mechanism (600) is connected with the output shaft of the turning mechanism (500) to realize the synchronous drive with the turning mechanism (500); displacement sensors are arranged on the translation frame (300), the lifting mechanism (400) and the pinch roll mechanism (600); and a coder is arranged on the turning mechanism (500). The turning device can realize the automatic control, high positioning precision and convenient and reliable use in the whole steel turning process, has a simple structure and is low in cost and convenient to repair.

Description

Full hydraulic drive lifting finger before the blooming mill
Technical field
The utility model relates to the preceding full hydraulic drive lifting finger of the blooming mill of using on a kind of metallurgy industry rolling system rolling bar line.
Background technology
Steel rolling is the terminal link in the iron and steel enterprise, often directly determines what of profit of an iron and steel enterprise.Blooming mill is an initial link in the operation of rolling, and the square billet or the special-shaped base that come out from heating furnace pass through the rolling of horizontal, vertical both direction, form preliminary rolled form; The requirement mill speed is fast, and it is too fast to prevent to lower the temperature, otherwise unfavorable follow-up rolling mill practice; Improve output simultaneously, increase economic efficiency.
Blooming mill will carry out the rolling of horizontal vertical both direction to square billet, oval base or special-shaped base; Must carry out 90 degree upsets to blank; The widest lifting finger of present domestic application is the hook-type upset, by bottom one side that manual work driving hook hooks blank, after the lifting blank is overturn; There is following problem in this upset mode: 1, turn over the steel position be difficult to the alignment, turn over steel after the position uncertain.In general, the driving worker will cooperate and could hook be gone into the position with following workman, and this technical merit to the workman is had relatively high expectations; 2, there is potential safety hazard.Site environment is abominable, and especially the high temperature of blank more than 1000 degree is a kind of test to workman's operation, just because environment temperature is high, so strengthened the difficulty of selecting accurate upturned position when the workman overturns; 3, just can't be suitable for oval blank, blank that deformation extent is bigger; 4, it is long to turn over the steel time, and efficient is low.
The utility model content
The technical problem that the utility model will solve provides a kind of automatic control, uses the preceding full hydraulic drive lifting finger of the blooming mill reliable, that positioning accuracy is high.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
Full hydraulic drive lifting finger before a kind of blooming mill comprises substitute roller-way, base, translational frame, elevating mechanism, switching mechanism, pinch roll mechanism, and the roller-way of wherein substituting is fixedly connected with translational frame; And can be along the base rectilinear motion; Elevating mechanism is located in the translational frame, and switching mechanism is located at the side of elevating mechanism, and the two can move up and down along the translational frame inboard simultaneously; Pinch roll mechanism is connected with the output shaft of switching mechanism; Realize rotating synchronously, in translational frame, elevating mechanism and pinch roll mechanism, be provided with displacement transducer, on switching mechanism, be provided with encoder with the output shaft of switching mechanism.
Said substitute roller-way comprises roller bed frame, on roller bed frame, is provided with the roller-way assembling, is connected with wheel in the bottom of roller bed frame; Said translational frame comprises frame body; Be provided with the translation wheel in the frame body bottom; Be provided with translation hydraulic cylinder Connection Block in the outside of frame body; Be provided with lifting hydraulic cylinder bearing and fluctuating orbit in the inboard of frame body, substitute roller-way ability and translational frame are together along the track moving linearly under the driving action of translation hydraulic cylinder.
Said elevating mechanism comprises lifting frame, on lifting frame, is provided with the up-down wheel, and the two fluctuating orbit along the inboard of the frame body of translational frame under the lifting hydraulic cylinder driving action is moving up and down; Simultaneously; In order to realize the easy motion of elevating mechanism, lifting hydraulic cylinder is provided with two, and the up-down wheel is symmetrical set four; Up-down wheel raceway in fluctuating orbit plays guide effect.
Said pinch roll mechanism comprises two pinch rolls, and the opening degree of pinch roll can be regulated, and pinch roll is driven by the clamping hydraulic cylinder; Said switching mechanism comprises rack-and-pinion hydraulic cylinder and reductor; The rack-and-pinion hydraulic cylinder is located on the casing of reductor, on lifting frame, is provided with resupination framework, realizes elevating mechanism and switching mechanism synchronization lifting; Reductor is located on the lifting frame; The output shaft axis hole of rack-and-pinion hydraulic cylinder is connected with the power shaft of reductor, and above-mentioned pinch roll and clamping hydraulic cylinder are located on the resupination framework, rotates synchronously with the output shaft of realizing pinch roll mechanism and switching mechanism.
Between pinch roll and clamping hydraulic cylinder, be provided with parallel four-bar linkage, and the clamping hydraulic cylinder is located at the bottom of resupination framework, make the clamping hydraulic cylinder effectively avoid the baking of high temperature blank like this, prolong its service life.
Be provided with hydraulic motor in the pinch roll bottom, like this, under the driving of hydraulic motor, pinch roll can cooperate the work roll table on the roll line that blank is sent into blooming mill fast.
Compared with prior art, the utility model technology has the following advantages:
1, the utility model can be realized wholely turning over that the steel process is controlled automatically, positioning accuracy is high and easy to use, reliable.In the utility model, substitute roller-way and whole lifting finger be one each other, in the track bottom wheel is housed; Promote to realize that by the translation hydraulic cylinder it freely switches in orbit, elevating mechanism cooperates realization by two lifting hydraulic cylinders with four symmetrical up-down wheels, and the up-down wheel rolls in the fluctuating orbit groove; Play the guide-localization effect; Accomplish exactly, so no jam deviation phenomenon is convenient the use; Each mechanism such as substitute roller-way, translational frame, elevating mechanism, switching mechanism and pinch roll mechanism all adopts Driven by Hydraulic Cylinder; Saved on-the-spot manually-operated; Through in translational frame, elevating mechanism and pinch roll mechanism, displacement transducer being set, encoder is set on switching mechanism, translation and the rotary movement that has guaranteed whole lifting finger is accurately and reliably, positioning accuracy is high; Fully satisfy the rolling mill practice requirement of blooming mill, and can significantly improve production efficiency.
2, the utility model adaptability is strong.The opening of the pinch roll of pinch roll mechanism can be regulated in the utility model, so the utility model can be suitable for the blank of different size, comprises square billet, oval blank and the bigger blank of deformation extent.
3, the utility model simple in structure, with low cost and be convenient to the maintenance.In the utility model, switching mechanism is by the rack-and-pinion Driven by Hydraulic Cylinder, and not only speed is steady, driving force is big; And than driving and to reduce cost with reductor merely; In the switching mechanism of the utility model, rack-and-pinion hydraulic cylinder and reductor interface are plug-in type, and available bolt is fixed in the end face of reduction box; Overall structure is simple, is convenient to dismounting and maintenance simultaneously.
4, the utility model long service life.In the utility model; Between pinch roll and clamping hydraulic cylinder, be provided with parallel four-bar linkage in the pinch roll mechanism; And the clamping hydraulic cylinder is located at the bottom of resupination framework, and make the clamping hydraulic cylinder effectively avoid the baking of high temperature blank like this, prolong its service life.
5, the utility model can be realized efficient operation.Pinch roll bottom at the utility model is provided with hydraulic motor, like this, and under the driving of hydraulic motor; Pinch roll can cooperate the work roll table on the roll line that blank is sent into blooming mill fast; Be equivalent to increase a driving force, make that the feeding process is more smooth and easy, can increase work efficiency.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation:
Fig. 1 is a structural representation of using the preceding full hydraulic drive lifting finger of the utility model blooming mill.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of substitute roller-way in the utility model.
Fig. 4 is the structural representation of base in the utility model.
Fig. 5 is the vertical view of Fig. 4.
Fig. 6 is the structural representation of translational frame in the utility model.
Fig. 7 is the vertical view of Fig. 6.
Fig. 8 is the left view of Fig. 6.
Fig. 9 is the structural representation of the utility model elevating mechanism.
Figure 10 is the vertical view of Fig. 9.
Figure 11 is the structural representation of switching mechanism in the utility model.
Figure 12 is the structural representation of pinch roll mechanism in the utility model.
Figure 13 is the sketch map of the utility model course of work step 1.
Figure 14 is the sketch map of the utility model course of work step 2.
Figure 15 is the sketch map of the utility model course of work step 3.
More than have among the figure: substitute roller-way 100; Roller-way assembling 101; Roller bed frame 102; Wheel 103; Base 200; Track 201; Translation hydraulic cylinder bearing 202; Translation hydraulic cylinder 203; Translational frame 300; Frame body 301; Translation hydraulic cylinder Connection Block 302; Translation wheel 303; Lifting hydraulic cylinder bearing 304; Fluctuating orbit 305; Elevating mechanism 400; Lifting frame 401; Lifting hydraulic cylinder 402; Up-down wheel 403; Pedestal base 404; Switching mechanism 500; Rack-and-pinion hydraulic cylinder 501; Reductor 502; Connecting axle 503; Bearing block 504; Pinch roll mechanism 600; Pinch roll 601; Parallel four-bar linkage 602; Hydraulic motor 603; Clamping hydraulic cylinder 604; Resupination framework 605.
The specific embodiment
Full hydraulic drive lifting finger before (seeing figures.1.and.2) a kind of blooming mill; Comprise substitute roller-way 100, base 200, translational frame 300, elevating mechanism 400, switching mechanism 500, pinch roll mechanism 600; The roller-way 100 of wherein substituting is fixedly connected with translational frame 300, and can be along base 200 rectilinear motions, and elevating mechanism 400 is located in the translational frame 300; Switching mechanism 500 is located at the side of elevating mechanism 400; The two can move up and down along translational frame 300 inboards simultaneously, and the rotation axis hole of pinch roll mechanism 600 is connected with the output shaft of switching mechanism 500, realizes rotating synchronously with the output shaft of switching mechanism 500; In translational frame 300, elevating mechanism 400 and pinch roll mechanism 600, be provided with displacement transducer, on switching mechanism 500, be provided with encoder; (with reference to Fig. 3) said substitute roller-way 100 comprises roller bed frame 102, on roller bed frame 102, is provided with roller-way assembling 101, is connected with wheel 103 in the bottom of roller bed frame 102; (with reference to Fig. 4 and Fig. 5) base 200 comprises track 201, on track 201, is provided with translation hydraulic cylinder bearing 202, and translation hydraulic cylinder 203 is located in the translation hydraulic cylinder bearing 202; (with reference to Fig. 6, Fig. 7 and Fig. 8) said translational frame 300 comprises frame body 301; Be provided with translation wheel 303 in frame body 301 bottoms, be provided with translation hydraulic cylinder Connection Block 302 in the outside of frame body 301, be provided with lifting hydraulic cylinder bearing 304 and fluctuating orbit 305 in the inboard of frame body 301; Above-mentioned substitute roller-way 100 and translational frame 300 connect as one through bolt; Both bottom wheel-mounteds promote the translation of in the track 201 of base 200, rolling by translation hydraulic cylinder 203; (with reference to Fig. 9 and Figure 10) said elevating mechanism 400 comprises lifting frame 401, on lifting frame 401, is provided with up-down wheel 403, and the two fluctuating orbit 305 along the inboard of the frame body 301 of translational frame 300 under lifting hydraulic cylinder 402 driving action is moving up and down; Simultaneously; In order to realize the easy motion of elevating mechanism 400, lifting hydraulic cylinder 402 is provided with two, and up-down wheel 403 is symmetrical set four; Up-down wheel 403 rolls in fluctuating orbit 305, plays guide effect; (with reference to Figure 12) said pinch roll mechanism 600 comprises two pinch rolls 601, and the opening degree of pinch roll 601 can be regulated, and can be widely used in blanks such as square billet, oval base and special-shaped base, and pinch roll 601 is driven by clamping hydraulic cylinder 604; (with reference to Figure 11) said switching mechanism 500 comprises rack-and-pinion hydraulic cylinder 501 and reductor 502; Rack-and-pinion hydraulic cylinder 501 is located on the casing of reductor 502; On lifting frame 401, be provided with resupination framework 605, realize elevating mechanism 400 and switching mechanism 500 synchronization liftings, reductor 502 is located on the lifting frame 401; The output shaft axis hole of rack-and-pinion hydraulic cylinder 501 is connected with the power shaft of reductor 502; Above-mentioned pinch roll 601 is located on the resupination framework 605 with clamping hydraulic cylinder 604, and the rotation axis hole of pinch roll mechanism 600 links to each other with the output shaft of connecting axle 503, reductor 502, rotates synchronously to realize the pinch roll mechanism 600 and the output shaft of switching mechanism 500; (with reference to Figure 12) is provided with parallel four-bar linkage 602 between pinch roll 601 and clamping hydraulic cylinder 604; And clamping hydraulic cylinder 604 is located at the bottom of resupination framework 605, and make the clamping hydraulic cylinder effectively avoid the baking of high temperature blank like this, prolong its service life; Be provided with hydraulic motor 603 in pinch roll 601 bottoms, like this, under the driving of hydraulic motor; Pinch roll can cooperate the work roll table on the roll line that blank is sent into blooming mill fast; Be equivalent to increase a driving force, make that the feeding process is more smooth and easy, can increase work efficiency.
Figure 13~Figure 15 is a course of work sketch map of the utility model, and its sequence of movement is following:
Step 1: substitute roller-way 100 is positioned on the roll line, and switching mechanism 500 is in level, when blank 700 move along substitute roller-way 100 put in place after, translation hydraulic cylinder 203 shrinks, and switching mechanism 500 is moved on the roll line, pinch roll 601 clamps blanks 700;
Step 2: rack-and-pinion hydraulic cylinder 501 is started working, and switching mechanism 500 drive blanks 700 turn over clockwise and turn 90 degrees;
Step 3: blank 700 upper shift of gravity center in the time of owing to upset; After upset puts in place; Lifting hydraulic cylinder 402 descends, and drives the whole decline of switching mechanism 500 and blank, and blank 700 is reduced to the roller-way end face; Last pinch roll 601 bottom liquid pressure motors 603 drive pinch roll 601 and rotate, and cooperate the work roll table on the roll line that blank is sent into blooming mill.

Claims (7)

1. full hydraulic drive lifting finger before the blooming mill; It is characterized in that: this lifting finger comprises substitute roller-way (100), base (200), translational frame (300), elevating mechanism (400), switching mechanism (500), pinch roll mechanism (600); The roller-way (100) of wherein substituting is fixedly connected with translational frame (300); And can be along base (200) rectilinear motion; Elevating mechanism (400) is located in the translational frame (300), and switching mechanism (500) is located at the side of elevating mechanism (400), and the two can move up and down along translational frame (300) inboard simultaneously; Pinch roll mechanism (600) is connected with the output shaft of switching mechanism (500); Realize rotating synchronously, in translational frame (300), elevating mechanism (400) and pinch roll mechanism (600), be provided with displacement transducer, on switching mechanism (500), be provided with encoder with the output shaft of switching mechanism (500).
2. full hydraulic drive lifting finger before the blooming mill according to claim 1; It is characterized in that: said substitute roller-way (100) comprises roller bed frame (102); On roller bed frame (102), be provided with roller-way assembling (101), be connected with wheel (103) in the bottom of roller bed frame (102).
3. full hydraulic drive lifting finger before the blooming mill according to claim 1; It is characterized in that: said translational frame (300) comprises frame body (301); Be provided with translation wheel (303) in frame body (301) bottom; Be provided with translation hydraulic cylinder Connection Block (302) in the outside of frame body (301), be provided with lifting hydraulic cylinder bearing (304) and fluctuating orbit (305) in the inboard of frame body (301).
4. full hydraulic drive lifting finger before the blooming mill according to claim 1; It is characterized in that: said elevating mechanism (400) comprises lifting frame (401); On lifting frame (401), be provided with up-down wheel (403), the two is driven by lifting hydraulic cylinder (402) and moves up and down.
5. full hydraulic drive lifting finger before the blooming mill according to claim 1; It is characterized in that: said pinch roll mechanism (600) comprises two pinch rolls (601); The opening degree of pinch roll (601) can be regulated, and pinch roll (601) is driven by clamping hydraulic cylinder (604); Said switching mechanism (500) comprises rack-and-pinion hydraulic cylinder (501) and reductor (502); Rack-and-pinion hydraulic cylinder (501) is located on the casing of reductor (502); On lifting frame (401), be provided with resupination framework (605); Reductor (502) is located on the lifting frame (401); The output shaft axis hole of rack-and-pinion hydraulic cylinder (501) is connected with the power shaft of reductor (502), and above-mentioned pinch roll (601) and clamping hydraulic cylinder (604) are located on the resupination framework (605), rotates synchronously to realize the pinch roll mechanism (600) and the output shaft of switching mechanism (500).
6. full hydraulic drive lifting finger before the blooming mill according to claim 5; It is characterized in that: between pinch roll (601) and clamping hydraulic cylinder (604), be provided with parallel four-bar linkage (602), and clamping hydraulic cylinder (604) is located at the bottom of resupination framework (605).
7. according to full hydraulic drive lifting finger before claim 5 or the 6 described blooming mills, it is characterized in that: be provided with hydraulic motor (603) in pinch roll (601) bottom.
CN2011203120492U 2011-08-25 2011-08-25 Fully-hydraulic-driven steel turning device for use before blooming mill Withdrawn - After Issue CN202238943U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203120492U CN202238943U (en) 2011-08-25 2011-08-25 Fully-hydraulic-driven steel turning device for use before blooming mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203120492U CN202238943U (en) 2011-08-25 2011-08-25 Fully-hydraulic-driven steel turning device for use before blooming mill

Publications (1)

Publication Number Publication Date
CN202238943U true CN202238943U (en) 2012-05-30

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CN2011203120492U Withdrawn - After Issue CN202238943U (en) 2011-08-25 2011-08-25 Fully-hydraulic-driven steel turning device for use before blooming mill

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310095A (en) * 2011-08-25 2012-01-11 中冶华天工程技术有限公司 Front steel turning device of cogging mill
CN107962078A (en) * 2017-11-30 2018-04-27 科赫工业设备技术(上海)有限公司 A kind of double steel head and jaw type tilting gear

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310095A (en) * 2011-08-25 2012-01-11 中冶华天工程技术有限公司 Front steel turning device of cogging mill
CN102310095B (en) * 2011-08-25 2013-06-19 中冶华天工程技术有限公司 Front steel turning device of cogging mill
CN107962078A (en) * 2017-11-30 2018-04-27 科赫工业设备技术(上海)有限公司 A kind of double steel head and jaw type tilting gear

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GR01 Patent grant
RGAV Abandon patent right to avoid regrant
AV01 Patent right actively abandoned

Granted publication date: 20120530

Effective date of abandoning: 20130619