CN201177457Y - Plate blank moving and turning device - Google Patents
Plate blank moving and turning device Download PDFInfo
- Publication number
- CN201177457Y CN201177457Y CNU2008200661841U CN200820066184U CN201177457Y CN 201177457 Y CN201177457 Y CN 201177457Y CN U2008200661841 U CNU2008200661841 U CN U2008200661841U CN 200820066184 U CN200820066184 U CN 200820066184U CN 201177457 Y CN201177457 Y CN 201177457Y
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- slab
- plate blank
- arm
- overturning
- oil cylinder
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Abstract
The utility model discloses a device for moving and overturning a plate blank. The device comprises a horizontally moving bogie which is arranged on one side of a plate blank roller way and is positioned under a plate blank heating furnace, wherein one end of the horizontally moving bogie is connected with a horizontal oil cylinder; a rear vehicle body of the horizontally moving bogie away from the plate blank roller way is articulated with an overturning oil cylinder through an overturning oil cylinder fixed bearing, while a front vehicle body adjacent to the plate blank roller way is articulated with an overturning arm through an overturning arm fixed bearing; a short rocker arm on one end of the overturning arm is connected with the overturning oil cylinder, while a long rocker arm on the other end of the overturning arm is provided with a gib head capable of supporting the plate blank; and a furnace frame of the plate blank heating furnace is provided with a plate blank stop device for preventing excessive overturning of the plate blank. The device can effectively solve the problems of realizing continuous moving out, overturning and side-standing operation of a large-sized high-temperature heavy load plate blank between rolling and heat treatment process; moreover, the device substantially increases the production efficiency of the plate blank, and is suitable for meeting the requirements of manufacturing techniques of oriented silicon steel plate and HIB steel hot rolling in particular.
Description
Technical field
The utility model relates to the device of carrying high temperature hot rolling slab in the metallurgy industry, refers to a kind of plate blank movable turn-over device particularly.
Background technology
In metallurgy industry, the heating of traditional slab normally distributes side by side in large-scale walking beam furnace and to carry out, and its furnace temperature is difficult to reach 1400 ℃.Even furnace temperature has reached 1400 ℃,, add at high temperature that to pine for the slab oxidization burning loss very serious because heated slab is in the non-hermetic environments, lumber recovery is very low, and must the blowing out reparation after the poor temperature uniformity, several classes of heating furnace continuous operations, frequent slagging-off, service life is very short.
Along with the steel industry development of high-tech, now developed out the high temperature orientation silicon steel.In the high temperature orientation silicon steel production technology, slab need be placed balanced heating under the temperature about 1400 ℃, existing walking beam furnace can't satisfy the technological requirement of high temperature orientation silicon steel.For head it off, scientific and technical personnel design the electromagnetic induction heating furnace that adopts the temperature precise control high temperature directional silicon steel slab are carried out the equilibrium heating, and whole heating process is carried out under nitrogen protection.Like this, can significantly reduce the amount of oxidation loss of slab, improve the uniformity that slab is heated, and then improve lumber recovery and production efficiency, obtain high-quality orientation silicon steel.
Yet, manufacturing technique requirent according to the high temperature orientation silicon steel, need with about about 20 tons of weight, be of a size of 1100mm * 200mm * 11000mm, temperature 1200～1300 ℃ of rolling slabs together from roller-way shift out, upset, edge-on, be delivered in the electromagnetic induction heating furnace and heat, be incubated processing, the slab that temperature is reached about 1400 ℃ returns on the roller-way more then.Domestic each steel rolling mill does not have this type of special-purpose transporting apparatus at present, external colleague also is in the blockade confidential state to the correlation technique of this special mobile equipment, but this is the key equipment that solves the directional silicon steel hot rolling technology, realizes slab high temperature heating uniformity, is the difficult problem that the domestic high-quality directional silicon steel quality of production further improves.
Summary of the invention
The purpose of this utility model will solve above-mentioned existing in prior technology deficiency exactly, and providing a kind of can either be transferred to high temperature, heavy duty, large scale slab electromagnetic induction heating furnace, the slab after the heating can be returned to plate blank movable turn-over device on the roller-way again again from roller-way.
For achieving the above object, the plate blank movable turn-over device that the utility model is designed comprises the dolly that moves horizontally that is arranged on slab roller-way flank and is positioned at the bar plate heating stove below, and a described end that moves horizontally dolly links to each other with cross cylinder.Described move horizontally dolly away from the rear portion vehicle body of slab roller-way by the hinged overturning oil cylinder that is equipped with of overturning oil cylinder hold-down support, described move horizontally dolly near on the foreside bodywork of slab roller-way by the hinged flip-arm that is equipped with of flip-arm hold-down support.One end short rocker arm| of described flip-arm links to each other with overturning oil cylinder, and the long rocking arm of the other end of described flip-arm is provided with the gib head that can hold slab, and the jointed shaft of described flip-arm hold-down support is provided with equilibrate counterweight.The grate of described bar plate heating stove is provided with the excessively slab stop device of upset of restriction slab.
The utility model is mainly formed by moving horizontally dolly, cross cylinder, overturning oil cylinder and being contained in jointed shaft on the hold-down support, flip-arm, balancing weight etc.Promoting flip-arm with overturning oil cylinder rotates, makes the gib head that play supporting role on the flip-arm accept the high temperature slab, finish rotary movement, and with balancing weight balance turning torque, promote to move horizontally dolly with the tailpiece of the piston rod of cross cylinder and move forward and backward, and can connect two sidecar wheels to guarantee synchronous walking by synchronizing shaft.Its operation principle is such:
The long rocking arm that moves horizontally the flip-arm on the dolly in original state drops between the slab roller-way-1.5 ° position, be lower than on the slab roller-way about the about 40mm in plane, but its gib head is positioned at beyond the body of roll of slab roller-way, and is higher than plane on the slab roller-way.Need deliver to slab that electromagnetic induction heating furnace carries out heat treated through the rolling processing of R1 after, send here by the slab roller-way.After slab is docked to preposition, move horizontally the dolly reach, after touching slab, the gib head on the long rocking arm stops.Long then rocking arm turn to 45 ° obliquity, moves after moving horizontally dolly, makes slab aim at the electromagnetic induction heating furnace center.This moment, the slab stop device stretched out, and when long rocking arm continued to turn to 90 ° edge-on position, the slab stop device can block slab fully, prevents that slab from excessively overturning.After treating that the upperpush rod of electromagnetic induction heating furnace is stable and pushing down slab, the siege of electromagnetic induction heating furnace promotes.Move horizontally dolly and remove this moment, and the slab stop device is also withdrawn, and slab is sent heat tracing in the stove in lifting.Otherwise slab is sent the slab roller-way back to and is continued the R2 rolling mill practice along former road.
Advantage of the present utility model is: the designed dolly that moves horizontally can move between slab roller-way and bar plate heating stove and locate under the driving of cross cylinder exactly, designed flip-arm and gib head thereof can accurately hold up slab, overturn, also cooperate mobile slab is erect that moves horizontally dolly accurately to deliver in the bar plate heating stove under the driving of overturning oil cylinder, and designed slab stop device can guarantee to erect the stability of slab.Like this, the utility model has solved effectively that large scale high temperature heavy load slab is realized shifting out in the rolling mill practice requirement, the difficult problem of upset, edge-on operation, significantly reduced the loss of intermediate link heat, significantly improve the production efficiency of slab, be fit to very much the particularly needs of HIB steel hot rolling production technology of orientation silicon steel board production technology.The utility model had both been filled up the blank that domestic steel rolling mill does not have this special equipment, had solved the bottleneck of the high name oriented silicon steel plate quality of production again.Through initial estimate, adopt the utility model the output of Wuhan Iron and Steel Plant steel rolling mill directional silicon steel can be brought up to 120,000 tons/year by 20,000 tons/year, a year volume increase is worth 3,000,000,000 yuan; The lumber recovery of directional silicon steel per ton improves about 2%, can increase by 6,000 ten thousand yuan of annual returns.
Description of drawings
Fig. 1 is the structural representation under the original state of plate blank movable turn-over device before slab arrives;
Fig. 2 is the structural representation under the picking-up state of plate blank movable turn-over device after slab arrives;
Fig. 3 is the structural representation of plate blank movable turn-over device under 45 ° of states that slab is overturn;
Fig. 4 is the structural representation of plate blank movable turn-over device under 90 ° of states that slab is overturn.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Plate blank movable turn-over device shown in the figure comprises being arranged on slab roller-way 9 flanks and being positioned at moving horizontally dolly 1 on the bar plate heating stove 4 below tracks.Move horizontally on the track of dolly 1 rear end and be installed with cross cylinder 2, the tailpiece of the piston rod of cross cylinder 2 with move horizontally dolly 1 and be articulated and connected, move horizontally dolly 1 in order to control and between bar plate heating stove 4 and slab roller-way 9, move forward and backward.
Moving horizontally on the rear portion vehicle body of dolly 1 away from slab roller-way 9, be installed with overturning oil cylinder hold-down support 11, the cylinder body of overturning oil cylinder 3 is hinged on the overturning oil cylinder hold-down support 11.Moving horizontally dolly 1 near on the foreside bodywork of slab roller-way 9, be installed with flip-arm hold-down support 12, the middle part of flip-arm 7 is hinged on the flip-arm hold-down support 12.The one end short rocker arm| of flip-arm 7 and the tailpiece of the piston rod of overturning oil cylinder 3 are hinged and connected, and are installed with gib head 13 on the long rocking arm of the other end of flip-arm 7, in order to hold the high temperature slab 8 that slave plate blank roller way 9 transports.Gib head 13 preferred L type structures, its simple structure practicality can be easily holds up slab 8, and the deadweight that makes full use of slab 8 makes it be close to gib head 13, realizes reliable and stable upset.
Also be provided with equilibrate counterweight 10 on the jointed shaft of flip-arm hold-down support 12, the weight of the slab 8 that the weight of equilibrate counterweight 10 can be overturn is as required determined.Slab stop device 5 is installed on the grate of bar plate heating stove 4, is used to limit slab 8 and excessively overturns, make slab 8 stably edge-on on bar plate heating stove 4.
Also be provided with the limit switch 14 of control shift motion in the end that moves horizontally dolly 1, be provided with the retaining that is mated 15 on the next door of limit switch 14, to control the shift position that moves horizontally dolly 1 exactly, guarantee that slab 8 just in time moves, is turned to the center that requires on the bar plate heating stove 4.Also can determine to move horizontally the accurate shift position of dolly 1 by other general sensing control parts, move horizontally the electric control system that dolly moves forward and backward or flip-arm 7 overturns back and forth and can adopt ripe existing techniques in realizing, seldom give unnecessary details in this.
The course of work of above-mentioned plate blank movable turn-over device is as follows: before slab 8 slave plate blank roller ways 9 transport at a distance, at first control moves horizontally dolly 1 near slab roller-way 9, and make in the gap of long rocking arm slave plate blank roller way 9 of flip-arm 7 and be rotated down-1.5 °, long rocking arm is submerged on the roller-way below the 40mm of plane, the body of roll outside of the gib head 13 close adhesion plate blank roller ways 9 on this duration rocking arm is higher than plane on the slab roller-way 9.
The slab 8 slave plate blank roller ways 9 rolling through R1 transport at a distance, stop at preposition, this moment, cross cylinder 2 drivings moved horizontally dolly 1 reach, after the limit switch 14 that gib head 13 touches slab 8 or moves horizontally dolly 1 end is run into the retaining that is mated 15, move horizontally dolly 1 and stop.Gib head 13 on the long rocking arm of overturning oil cylinder 3 drivings is asking slab 8 to turn to 45 ° obliquity (attention should not directly turn to 90 °, otherwise the accident of turning over took place slab 8 easily, and the tailpiece of the piston rod of overturning oil cylinder 3 also bumps the basis easily) then.Meanwhile, cross cylinder 2 moves after driving and moving horizontally dolly 1, make slab 8 aim at the center of bar plate heating stove 4, gib head 13 on the long rocking arm is asking slab 8 to continue to turn to 90 ° upright position, in switching process, slab stop device 5 on the bar plate heating stove 4 stretches out, and prevents that slab 8 from the accident of turning over taking place.
After moving horizontally dolly 1, move when making slab 8 positive alignment bar plate heating stoves 4 center lines, moving horizontally dolly 1 stops, this moment, the upperpush rod 6 of bar plate heating stove 4 descended, push down slab 8, under the effect of siege lifting device, siege rises afterwards, behind the cobalt chromium tungsten cushion block jack-up slab 8 on the siege, suspend, slab 8 breaks away from gib head 13, moves horizontally dolly 1 and removes, and gib head 13 leaves siege.The siege lifting device continues to promote slab 8, after being elevated to desired location, and 5 withdrawals of slab stop device, slab 8 is evenly heated in the energising induction coil of base heating furnace 4.
When slab 8 be heated finish after, siege suspends after dropping to original height, the long rocking arm of 90 ° of positions and on gib head 13 shift to siege with moving horizontally dolly 1, and make gib head 13 be inserted into slab 8 belows, siege continues to drop to extreme lower position afterwards, and slab 8 is fallen on the gib head 13, and the upperpush rod 6 of bar plate heating stove 4 promotes, move horizontally dolly 1 reach, the gib head 13 on the long rocking arm is asking slab 8 to return back to 45 ° position.Move horizontally dolly 1 and continue reach, after its end limit switch 14 is run into retaining 15, stop.Gib head 13 on this duration rocking arm is asking slab 8 to return back to 0 ° position, and slab 8 is lain on the slab roller-way 9.Move after moving horizontally dolly 1 this moment, makes gib head 13 retreat to the body of roll outside of slab roller-way 9, continues to be rotated down to-1.5 ° with the duration rocking arm and locate, and makes slab 8 break away from gib head 13 fully, and it is rolling then slab 8 to be transferred to R2.
Claims (3)
1. plate blank movable turn-over device, it is characterized in that: this device comprise be arranged on slab roller-way (9) flank and be positioned at bar plate heating stove (4) below move horizontally dolly (1), a described end that moves horizontally dolly (1) links to each other with cross cylinder (2); Described move horizontally dolly (1) away from the rear portion vehicle body of slab roller-way (9) by the hinged overturning oil cylinder (3) that is equipped with of overturning oil cylinder hold-down support (11), described move horizontally dolly (1) near on the foreside bodywork of slab roller-way (9) by the hinged flip-arm (7) that is equipped with of flip-arm hold-down support (12); One end short rocker arm| of described flip-arm (7) links to each other with overturning oil cylinder (3), the long rocking arm of the other end of described flip-arm (7) is provided with the gib head (13) that can hold slab (8), and the jointed shaft of described flip-arm hold-down support (12) is provided with equilibrate counterweight (10); The grate of described bar plate heating stove (4) is provided with the excessively slab stop device (5) of upset of restriction slab (8).
2. plate blank movable turn-over device according to claim 1 is characterized in that: the described end that moves horizontally dolly (1) is provided with the limit switch (14) of control shift motion.
3. plate blank movable turn-over device according to claim 1 and 2 is characterized in that: the gib head (13) on the described long rocking arm that is arranged on flip-arm (7) is L type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200661841U CN201177457Y (en) | 2008-03-26 | 2008-03-26 | Plate blank moving and turning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200661841U CN201177457Y (en) | 2008-03-26 | 2008-03-26 | Plate blank moving and turning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201177457Y true CN201177457Y (en) | 2009-01-07 |
Family
ID=40217475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200661841U Expired - Lifetime CN201177457Y (en) | 2008-03-26 | 2008-03-26 | Plate blank moving and turning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201177457Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179410A (en) * | 2011-03-30 | 2011-09-14 | 北京首钢自动化信息技术有限公司 | Method for increasing position protection of roll change carriage of rolling mill |
| CN105408717A (en) * | 2013-06-11 | 2016-03-16 | 高奇工程有限公司 | Transporting apparatus for rolling ingots, use of such a transporting apparatus, and method for transporting rolling ingots |
-
2008
- 2008-03-26 CN CNU2008200661841U patent/CN201177457Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179410A (en) * | 2011-03-30 | 2011-09-14 | 北京首钢自动化信息技术有限公司 | Method for increasing position protection of roll change carriage of rolling mill |
| CN102179410B (en) * | 2011-03-30 | 2012-11-21 | 北京首钢自动化信息技术有限公司 | Method for increasing position protection of roll change carriage of rolling mill |
| CN105408717A (en) * | 2013-06-11 | 2016-03-16 | 高奇工程有限公司 | Transporting apparatus for rolling ingots, use of such a transporting apparatus, and method for transporting rolling ingots |
| CN105408717B (en) * | 2013-06-11 | 2017-11-24 | 高奇工程有限公司 | The purposes of transporting equipment, this transporting equipment for ingot for rolling and the method for transporting ingot for rolling |
| US10099266B2 (en) | 2013-06-11 | 2018-10-16 | Gautschi Engineering Gmbh | Transporting apparatus for rolling ingots, use of such a transporting apparatus, and method for transporting rolling ingots |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090107 Effective date of abandoning: 20080326 |