CN202283548U - Roller disassembling and assembling machine for large-scale section mill - Google Patents

Roller disassembling and assembling machine for large-scale section mill Download PDF

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Publication number
CN202283548U
CN202283548U CN2011204368495U CN201120436849U CN202283548U CN 202283548 U CN202283548 U CN 202283548U CN 2011204368495 U CN2011204368495 U CN 2011204368495U CN 201120436849 U CN201120436849 U CN 201120436849U CN 202283548 U CN202283548 U CN 202283548U
Authority
CN
China
Prior art keywords
dolly
hydraulic cylinder
roll
frame
dismounting
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.)
Expired - Fee Related
Application number
CN2011204368495U
Other languages
Chinese (zh)
Inventor
李彩平
孙韶辉
姜益强
肖宏明
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.)
China First Heavy Industries Co Ltd
CFHI Dalian Design and Research Institute Co Ltd
Original Assignee
China First Heavy Industries Co Ltd
CFHI Dalian Design and Research Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China First Heavy Industries Co Ltd, CFHI Dalian Design and Research Institute Co Ltd filed Critical China First Heavy Industries Co Ltd
Priority to CN2011204368495U priority Critical patent/CN202283548U/en
Application granted granted Critical
Publication of CN202283548U publication Critical patent/CN202283548U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a roller disassembling and assembling machine for a large-scale section mill, which comprises disassembling and assembling trolleys, a transversally moving trolley, roller frames, tracks and vertical roller brackets, wherein, the two disassembling and assembling trolleys are provided, one of the disassembling and assembling trolleys is an operation side bearing support disassembling and assembling trolley, and the other one is a transmission side bearing support disassembling and assembling trolley; the transversally moving trolley is arranged between the two disassembling and assembling trolleys; the two disassembling and assembling trolleys and the transversally moving trolley are positioned on the own tracks respectively; the tracks of the two disassembling and assembling trolleys are perpendicular to each track of the transversally moving trolley; the two roller frames are arranged on the transversally moving trolley, one of the roller frames is a first roller frame, and the other one is a second roller frame; and the vertical roller brackets are arranged at the rear parts of the tracks of the disassembling and assembling trolleys. The large-scale disassembling and assembling machine that can be applied to a universal mode and a two-roller mode at the same time, can be used for disassembling and assembling horizontal rollers and can also be used for disassembling and assembling vertical rollers is convenient to use, the roll changing time is saved, the labor intensity is reduced, and the domestic blank is filled.

Description

Heavy merchant mill roll changer
Technical field
The described heavy merchant mill roll of the utility model changer relates to the heavy section steel universal mill, belongs to the shape rolling mill equipment technical field.
Background technology
In the heavy section steel production line, to Different products such as H shaped steel, I-steel, rail and steel sheet piles, last frame finishing mill needs the conversion of omnipotent pattern and two roll shape formulas at present.Changer in the at present domestic shape rolling mill production line, its equipment all are the overseas equipments of introducing, and all are small dimensions, and changer is a single form, can only change roll under each comfortable single pattern.Be applied in simultaneously under omnipotent pattern and the two roll shape formulas as this, can the dismounting horizontal roller again can the dismounting edger roll large-scale changer belong to the domestic design first time, filled up domestic blank.Because product category is many, roll is changed frequent.The invention belongs to can the dismounting horizontal roller again can the dismounting edger roll large-scale changer, the convenient use saved roll changing time, reduced labour intensity.To existing problem in the above-mentioned prior art, a kind of novel heavy merchant mill roll changer of research and design, existing problem is very necessary in the prior art thereby overcome.
Summary of the invention
In view of existing problem in the above-mentioned prior art, the purpose of the utility model is a kind of novel heavy merchant mill roll changer of research and design, thereby solves the changer in the at present domestic shape rolling mill production line; All be to rely on overseas equipment, and all be small dimension that changer is a single form; Can only change roll under each comfortable single pattern; And because the shaped steel product category is many, roll is changed frequent, and roll is changed problems such as difficulty.
The described heavy merchant mill roll of the utility model changer is made up of dismounting dolly, traversing dolly, roll frame, track, edger roll support; Described dismounting dolly has two, and one is fore side bearing block dismounting dolly, and another is a transmission side bearing block dismounting dolly, between two dismounting dollies traversing dolly is housed; Two dismounting dollies and traversing dolly are respectively seated on the track of oneself, and the track of two dismounting dollies is vertical with the track of traversing dolly; Two roll frame are housed on the described traversing dolly, and one is first roll frame, and another is second roll frame; The edger roll support is equipped with at the rear portion of the track of described dismounting dolly.
The described fore side bearing block of the utility model dismounting dolly by car frame, dolly wheel, base device, locking nut, hydraulic cylinder () and hydraulic cylinder cut somebody's hair, depress transmission with hydraulic motor, depress rotation absolute value encoder, side pressure transmission and rotate absolute value encoder with hydraulic motor and edger roll and form; Car frame is a welding structural element; Four dolly wheels are installed in the bottom of car frame; Cut somebody's hair through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder (one) cut somebody's hair through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder () is hinged on an end of track; Base device is fixed in the car frame with four connecting rods and two location taper pins; Fix the rolling mill bearing of hanging oneself and through locking nut on the described base device from online equipment; Two rollers of need changing are housed on the bearing block, and bearing block top is equipped with and is depressed transmission with hydraulic motor with depress the rotation absolute value encoder; The side pressure transmission is equipped with hydraulic motor and edger roll rotation absolute value encoder in the middle part of described bearing block.
The described transmission side bearing block of the utility model dismounting dolly by car frame, dolly wheel, base device, locking nut, hydraulic cylinder (two) and hydraulic cylinder cut somebody's hair, depress transmission with hydraulic motor, depress rotation absolute value encoder, side pressure transmission and rotate absolute value encoder with hydraulic motor and edger roll and form; Car frame is a welding structural element; Four dolly wheels are installed in the bottom of car frame; Cut somebody's hair through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder (two) cut somebody's hair through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (two) is hinged on an end of track; Base device is fixed in the car frame with four connecting rods and two location taper pins; Fix the rolling mill bearing of hanging oneself and through locking nut on the described base device from online equipment; Two rollers of need changing are housed on the bearing block, and bearing block top is equipped with and is depressed transmission with hydraulic motor with depress the rotation absolute value encoder; The side pressure transmission is equipped with hydraulic motor and edger roll rotation absolute value encoder in the middle part of described bearing block.
The described traversing dolly of the utility model is by car frame, dolly wheel, hydraulic cylinder (three) and hydraulic cylinder is cut somebody's hair, latch, eccentric shaft, first roll frame and second roll frame are formed; Car frame is a welding structural element; Four dolly wheels are installed in the bottom of car frame; Cut somebody's hair through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder (three) cut somebody's hair through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (three) is hinged on an end of track; Base device is fixed in the car frame with four connecting rods and two location taper pins, and first roll frame and second roll frame are housed on the described base device, on first roll frame and second roll frame, latch and eccentric shaft is housed all.
In the described heavy section steel production line of the utility model, for can rolling H shaped steel, I-steel, rail and steel sheet pile, need to adopt shape rolling mills omnipotent and two roll shape formulas, milling train needs often replacing horizontal roll and edger roll roller.Heavy section steel is omnipotent/and two rolling roller changers are arranged in roll shop building, are used for the dismounting and the replacing of F2 rolling mill roll.
The described heavy merchant mill roll of the utility model changer is arranged between grinding roller, and a cover changer device is by 2 bearing block dismounting dollies, and 1 traversing dolly and 2 roll carriages are formed.Cut somebody's hair through bearing pin fixer cylinder pressure in the middle of the dolly bottom, hydraulic cylinder is cut somebody's hair through the hydraulic cylinder that is threaded, and moves thereby drive dolly.Top base is fixed in the car frame with four connecting rods and two location taper pins.The dismounting trolley track is vertical with traversing trolley track, and two dismounting dollies lay respectively at traversing trolley track both sides.The dismounting dolly is by Driven by Hydraulic Cylinder, through laterally move drive above fixing with it rolling mill bearing, reach and separate with roll or the purpose of suit.Dolly is the four-wheel railing, and 2 dollies lay respectively at the fore side and the transmission side of working roll.Traversing dolly can be fixed 2 roll carriages also by Driven by Hydraulic Cylinder above the dolly, the old roller that placement is changed, the new roller that placement will be changed.
Because the horizontal roller body of roll is long under the two roller die formulas; The horizontal roller body of roll is short under the omnipotent state; Length according to roll barrel is different, and the roll carriage is divided into two kinds again: omnipotent pattern horizontal roll carriage and two roller die formula roll carriages, two kinds of roll carriages use under omnipotent state and two roller states respectively.Two kinds of roll carriages are the same with the fixing means of traversing dolly, fix through four latches, when the conversion of omnipotent and two roller die formulas, only need to change the roll frame that is fixed on the traversing dolly just.
When changing edger roll under the omnipotent pattern; Be fixed with special-purpose vertical miller body removal bracket at the rear portion of dismounting carriage walking track; During the universal mill state, traversing when the maximum position when the dismounting dolly of both sides, the edger roll body of both sides just drops on the fixed support of both sides respectively; At this moment the artificial set bolt of opening edger roll and horizontal frames just can have been changed edger roll.
Description of drawings
The utility model has two width of cloth accompanying drawings, wherein:
Fig. 1 is the utility model front view;
Fig. 2 is the utility model side view.
Among the figure: 1; Fore side bearing block dismounting dolly 2; Transmission side bearing block dismounting dolly 3; Traversing dolly 4; First roll frame 5; Track 6; Hydraulic cylinder (one) 7; Hydraulic cylinder (two) 8; Hydraulic cylinder (three) 9; Locking nut 10; Latch 11; Eccentric shaft 12; Bearing block 13; Roller 14; Depress transmission with hydraulic motor 15; Depress rotation absolute value encoder 16; The side pressure transmission is with hydraulic motor 17; Edger roll rotation absolute value encoder 18; Second roll frame 19; Edger roll 20; Edger roll support 21; Dolly wheel 22; Base device 23; Hydraulic cylinder is cut somebody's hair.
The specific embodiment
For example shown in the accompanying drawing, the described heavy merchant mill roll of the utility model changer is made up of dismounting dolly, traversing dolly 3, roll frame, track, edger roll support in the practical implementation of the utility model; Described dismounting dolly has two, and one is fore side bearing block dismounting dolly 1, and another is between 2, two dismounting dollies of transmission side bearing block dismounting dolly traversing dolly 3 to be housed; Two dismounting dollies and traversing dolly 3 are respectively seated on the track 5 of oneself, and the track of two dismounting dollies is vertical with the track of traversing dolly 3; Two roll frame are housed on the described traversing dolly 3, and one is first roll frame 4, and another is second roll frame 18; Edger roll support 20 is equipped with at the rear portion of the track 5 of described dismounting dolly.
The described fore side bearing block of the utility model dismounting dolly 1 by car frame, dolly wheel 21, base device 22, locking nut 9, hydraulic cylinder () 6 and hydraulic cylinder cut somebody's hair 23, depress transmission with hydraulic motor 14, depress rotation absolute value encoder 15, the side pressure transmission is rotated 17 of absolute value encoders with hydraulic motor 16 and edger roll and is formed; Car frame is a welding structural element; Four dolly wheels 21 are installed in the bottom of car frame; Cuts somebody's hair 23 through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder () 6 cuts somebody's hair 23 through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder () 6 is hinged on an end of track 5; Four connecting rods of base device 22 usefulness and two location taper pins are fixed in the car frame; Fix the rolling mill bearings 12 of hanging oneself and through locking nut 9 on the described base device 22 from online equipment; Two rollers of need changing 13 are housed on the bearing block 12, and bearing block 12 tops are equipped with and are depressed transmission and rotate absolute value encoder 15 with hydraulic motor 14 with depressing; The side pressure transmission is equipped with hydraulic motor 16 and edger roll rotation absolute value encoder 17 in the middle part of described bearing block 12.
The described transmission side bearing block of the utility model dismounting dolly 2 by car frame, dolly wheel 21, base device 22, locking nut 9, hydraulic cylinder (two) 7 and hydraulic cylinder cut somebody's hair 23, depress transmission with hydraulic motor 14, depress rotation absolute value encoder 15, the side pressure transmission is rotated 17 of absolute value encoders with hydraulic motor 16 and edger roll and is formed; Car frame is a welding structural element; Four dolly wheels 21 are installed in the bottom of car frame; Cuts somebody's hair 23 through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder (two) 7 cuts somebody's hair 23 through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (two) 7 is hinged on an end of track 5; Four connecting rods of base device 22 usefulness and two location taper pins are fixed in the car frame; Fix the rolling mill bearings 12 of hanging oneself and through locking nut 9 on the described base device 22 from online equipment; Two rollers of need changing 13 are housed on the bearing block 12, and bearing block 12 tops are equipped with and are depressed transmission and rotate absolute value encoder 15 with hydraulic motor 14 with depressing; The side pressure transmission is equipped with hydraulic motor 16 and edger roll rotation absolute value encoder 17 in the middle part of described bearing block 12.
The described traversing dolly 3 of the utility model by car frame, dolly wheel 21, hydraulic cylinder (three) 8 and hydraulic cylinder cut somebody's hair 23, latch 10, eccentric shaft 11, first roll frame 4 and second 18 of roll frame form; Car frame is a welding structural element; Four dolly wheels 21 are installed in the bottom of car frame; Cuts somebody's hair 23 through the hinged hydraulic cylinder of bearing pin in the middle of the dolly bottom, hydraulic cylinder (three) 8 cuts somebody's hair 23 through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (three) 8 is hinged on an end of track 5; Four connecting rods of base device 22 usefulness and two location taper pins are fixed in the car frame; First roll frame 4 and second roll frame 18 are housed on the described base device 22, on first roll frame 4 and second roll frame 18, latch 10 and eccentric shaft 11 are housed all.
The course of work of the described heavy merchant mill roll of the utility model changer is following, and first roll frame 4 on the described traversing dolly 3 is placed on rolling center, takes latch 10 away, and the hydraulic cylinder of both sides (), (two) stroke at this moment are maximum.This moment, the F2 universal mill was placed on next door, changer right side, drove edger roll side pressure transmission with hydraulic motor 16, was transferred to maximum mouth degree to the edger roll opening degree.The Position Control of opening degree size is to be realized by edger roll rotation absolute value encoder 17.Drop on the F2 universal mill that mixes up the edger roll opening degree on fore side bearing block dismounting dolly 1 and the transmission side bearing block dismounting dolly 2, connect with locking nut 9.The drive pressure underdrive makes the opening degree of horizontal roller be transferred to maximum mouth degree with hydraulic motor 14.The Position Control of opening degree size realizes by depressing rotation absolute value encoder 15.Plug latch 10 and support top roll, regulate eccentric shaft 11 and make top roll and bearing block concentric.Pull down the bolt of roller fore side and axle head baffle plate, working roll assembling and fore side bearing housing are thrown off.Drive hydraulic cylinder () 6, and hydraulic cylinder (two) 7, fore side bearing block dismounting dolly 1 and transmission side bearing block dismounting dolly 2 drive bearing block 12 and remove to both sides on track 5, thereby make roller and bearing block disengaging.Drive hydraulic cylinder (three) 8 this moment; Traversing dolly 3 is shifted to rolling center with second roll frame 18 that new roller is housed, and drives hydraulic cylinder () 6 and hydraulic cylinder (two) 7, and the bearing block dismounting dolly band of both sides bearing block 12 and shifted to rolling center from both sides; Adjustment pad and eccentric shaft 11 make roll 13 concentric with bearing block 12; Roll is put into bearing block the inside, loads onto the bolt of roller fore side and axle head baffle plate, and the working roll assembling is connected with the fore side bearing housing.Take latch 10 away, the drive pressure underdrive makes the opening degree of horizontal roller reach required opening degree with hydraulic motor 14, and the Position Control of opening degree size realizes by depressing rotation absolute value encoder 15.Open locking nut 9, crane hangs away milling train, is placed on next door, changer right side; Drive edger roll side pressure transmission with hydraulic motor 16; Make the edger roll opening degree reach required opening degree, the Position Control of opening degree size realizes that by edger roll rotation absolute value encoder 17 roll change this moment finishes.

Claims (4)

1. a heavy merchant mill roll changer is made up of dismounting dolly, traversing dolly (3), roll frame, track, edger roll support; It is characterized in that described dismounting dolly has two, one is fore side bearing block dismounting dolly (1), and another is a transmission side bearing block dismounting dolly (2), and traversing dolly (3) is housed between two dismounting dollies; Two dismounting dollies and traversing dolly (3) are respectively seated on the track (5) of oneself, and the track of two dismounting dollies is vertical with the track of traversing dolly (3); Two roll frame are housed on the described traversing dolly (3), and one is first roll frame (4), and another is second roll frame (18); Edger roll support (20) is equipped with at the rear portion of the track of described dismounting dolly (5).
2. heavy merchant mill roll changer according to claim 1, it is characterized in that described fore side bearing block dismounting dolly (1) by car frame, dolly wheel (21), base device (22), locking nut (9), hydraulic cylinder () (6) and hydraulic cylinder cut somebody's hair (23), depress transmission with hydraulic motor (14), depress rotation absolute value encoder (15), side pressure transmission and rotate absolute value encoder (17) with hydraulic motor (16) and edger roll and form; Car frame is a welding structural element; Four dolly wheels (21) are installed in the bottom of car frame; In the middle of the dolly bottom through the hinged hydraulic cylinder of bearing pin cut somebody's hair (23); Hydraulic cylinder (one) (6) is cut somebody's hair (23) through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder () (6) is hinged on an end of track (5); Base device (22) is fixed in the car frame with four connecting rods and two location taper pins; Described base device (22) is gone up through the fixing rolling mill bearing (12) of hanging oneself and from online equipment of locking nut (9); Two rollers of need changing (13) are housed on the bearing block (12), and bearing block (12) top is equipped with and is depressed transmission with hydraulic motor (14) with depress and rotate absolute value encoder (15); The side pressure transmission is equipped with hydraulic motor (16) and edger roll rotation absolute value encoder (17) in the middle part of described bearing block (12).
3. heavy merchant mill roll changer according to claim 1, it is characterized in that described transmission side bearing block dismounting dolly (2) by car frame, dolly wheel (21), base device (22), locking nut (9), hydraulic cylinder (two) (7) and hydraulic cylinder cut somebody's hair (23), depress transmission with hydraulic motor (14), depress rotation absolute value encoder (15), side pressure transmission and rotate absolute value encoder (17) with hydraulic motor (16) and edger roll and form; Car frame is a welding structural element; Four dolly wheels (21) are installed in the bottom of car frame; In the middle of the dolly bottom through the hinged hydraulic cylinder of bearing pin cut somebody's hair (23); Hydraulic cylinder (two) (7) is cut somebody's hair (23) through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (two) (7) is hinged on an end of track (5); Base device (22) is fixed in the car frame with four connecting rods and two location taper pins; Described base device (22) is gone up through the fixing rolling mill bearing (12) of hanging oneself and from online equipment of locking nut (9); Two rollers of need changing (13) are housed on the bearing block (12), and bearing block (12) top is equipped with and is depressed transmission with hydraulic motor (14) with depress and rotate absolute value encoder (15); The side pressure transmission is equipped with hydraulic motor (16) and edger roll rotation absolute value encoder (17) in the middle part of described bearing block (12).
4. heavy merchant mill roll changer according to claim 1, it is characterized in that described traversing dolly (3) by car frame, dolly wheel (21), hydraulic cylinder (three) (8) and hydraulic cylinder cut somebody's hair (23), latch (10), eccentric shaft (11), first roll frame (4) and second roll frame (18) form; Car frame is a welding structural element; Four dolly wheels (21) are installed in the bottom of car frame; In the middle of the dolly bottom through the hinged hydraulic cylinder of bearing pin cut somebody's hair (23); Hydraulic cylinder (three) (8) is cut somebody's hair (23) through the hydraulic cylinder that is threaded, and the other end of hydraulic cylinder (three) (8) is hinged on an end of track (5); Base device (22) is fixed in the car frame with four connecting rods and two location taper pins; First roll frame (4) and second roll frame (18) are housed on the described base device (22), latch (10) and eccentric shaft (11) all are housed on first roll frame (4) and second roll frame (18).
CN2011204368495U 2011-11-07 2011-11-07 Roller disassembling and assembling machine for large-scale section mill Expired - Fee Related CN202283548U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204368495U CN202283548U (en) 2011-11-07 2011-11-07 Roller disassembling and assembling machine for large-scale section mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204368495U CN202283548U (en) 2011-11-07 2011-11-07 Roller disassembling and assembling machine for large-scale section mill

Publications (1)

Publication Number Publication Date
CN202283548U true CN202283548U (en) 2012-06-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011204368495U Expired - Fee Related CN202283548U (en) 2011-11-07 2011-11-07 Roller disassembling and assembling machine for large-scale section mill

Country Status (1)

Country Link
CN (1) CN202283548U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752616A (en) * 2014-01-20 2014-04-30 辽阳泰达重型机械厂 Roller bearing block detacher
CN104176485A (en) * 2014-08-25 2014-12-03 中冶南方工程技术有限公司 Roller transfer device and method
CN107405662A (en) * 2015-03-09 2017-11-28 Sms集团有限公司 Straightener and the method for changing aligning its roller elements

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752616A (en) * 2014-01-20 2014-04-30 辽阳泰达重型机械厂 Roller bearing block detacher
CN103752616B (en) * 2014-01-20 2015-11-25 辽阳泰达重型机械厂 Disassembling and assembling machine for roll bearing block
CN104176485A (en) * 2014-08-25 2014-12-03 中冶南方工程技术有限公司 Roller transfer device and method
CN107405662A (en) * 2015-03-09 2017-11-28 Sms集团有限公司 Straightener and the method for changing aligning its roller elements
CN107405662B (en) * 2015-03-09 2020-01-03 Sms集团有限公司 Straightening machine and method for replacing straightening roll elements

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120627

Termination date: 20151107

EXPY Termination of patent right or utility model