CN107891131A - A kind of round billet continuous casting machine crystallizer centralising device and its centering method - Google Patents
A kind of round billet continuous casting machine crystallizer centralising device and its centering method Download PDFInfo
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- CN107891131A CN107891131A CN201711346045.4A CN201711346045A CN107891131A CN 107891131 A CN107891131 A CN 107891131A CN 201711346045 A CN201711346045 A CN 201711346045A CN 107891131 A CN107891131 A CN 107891131A
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 2
- 238000009628 steelmaking Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/057—Manufacturing or calibrating the moulds
Abstract
The invention discloses a kind of round billet continuous casting machine crystallizer centralising device and its centering method, belong to steel-making continuous casting equipment technical field.The centralising device of the present invention includes adjustment plate, bar gage one and bar gage two are vertically connected with adjustment plate, adjustment plate both ends are respectively connected with locating rod, thimble is connected with bar gage two, nut is connected with thimble, fixed plate is also associated with below adjustment plate, connecting plate one and connecting plate two are connected in one end of fixed plate and adjustment plate, connecting plate one and connecting plate two-way cross adjustment screw connection.During using the present invention, the extension elongation of thimble is adjusted by rotating nuts so that thimble tip to the distance of bar gage one is L, adjustment screw is adjusted again, thimble is encountered the outer arc side inwall of round billet continuous casting machine crystallizer, finally lock the mounting sleeve of round billet continuous casting machine crystallizer, complete centering.The round billet continuous casting machine crystallizer centering that the present invention is applied to all size adjusts, and centering is accurate, easy to operate, and low cost, practical.
Description
Technical field
The present invention relates to steel-making continuous casting equipment technical field, more particularly to a kind of round billet continuous casting machine crystallizer centralising device and
Its centering method.
Background technology
The strand of round billet continuous casting machine production is the raw material of steel rolling, and the quality of strand directly affects the quality of final products,
And round billet continuous casting machine crystallizer is the heart of round billet continuous casting machine, its installation accuracy influences its arc aligning accuracy, and its arc aligning accuracy is shadow
An important factor for ringing cc billet surface quality, therefore, its installation accuracy has a strong impact on the quality of strand.It is cast in round billet continuous casting machine
Before must carry out school arc to conticaster, general round billet continuous casting machine is that round billet continuous casting machine crystallizer is first being deposited offline to arc mode
Sufficient roller is completed on frame the radian that connects with fixed guide section is crystallized to arc, detection online to being reached the standard grade after arc, then with to arc model.It is right
Arc is accurately on condition that the centering of round billet continuous casting machine crystallizer and shake table is very accurate.Generally there are two on a vibration table
Alignment pin, there are two adjustable mounting sleeves on round billet continuous casting machine crystallizer, when installing round billet continuous casting machine crystallizer, be
First round billet continuous casting machine crystallizer is lifted on shake table, then passes through adjustable mounting sleeve on round billet continuous casting machine crystallizer
To realize the centering of round billet continuous casting machine crystallizer and shake table.Because installing space is limited, measurement is inconvenient, connects in adjustment round billet
Many errors occur during casting machine crystallizer installation site, so as to cause school arc below all can be wrong, extreme influence strand
Quality, and bleed-out accident easily occurs.And round billet continuous casting machine crystallizer is round billet continuous casting machine casting entrance, vertical height all reaches
To 15m even more highs, potential safety hazard, and time-consuming, laborious, extension pair above and below maintenance personal will be so caused to maintenance personal
The middle time.
Through retrieval, Chinese patent：CN201510748605.3, publication date：2016.02.17 disclose a kind of arc square billet
Conticaster crystallizer is online quickly to arc method with active segment, including adjusts when bar formula level meter makes bubble placed in the middle under arc model
The measurement datum and horizontal plane in portion；The card base of arc model will be tightly stuck on the 2nd sufficient roller of crystallizer inner arc and outer arc, the
One measurement datum and the sufficient roller are tangent, and the second measurement datum and active segment 1# roll stand inner arc or outer arc roller are tangent, read
Fetched water level numerical value Ruo≤0.2mm, and on-line control is carried out to crystallizer to level meter reading ﹤ 0.2mm；Will be to arc model card base
Tightly it is stuck on the 2nd sufficient roller of crystallizer left roller or right roller, the first measurement datum and the sufficient roller are tangent, read level instrument number
Zhi Ruo≤0.2mm, on-line control is carried out to crystallizer to level meter reading ﹤ 0.2mm.The present invention has arc aligning accuracy height, right
The advantages of arc is efficient and convenient, but will so cause potential safety hazard on line to maintenance personal to arc, and maintenance personal is taken up and down
When, it is laborious, extend to the arc time.
The content of the invention
1. invention technical problems to be solved
Crystallized after with tradition, round billet continuous casting machine crystallizer is lifted on shake table, then by adjusting round billet continuous casting machine
Mounting sleeve on device realizes the centering mode of round billet continuous casting machine crystallizer and shake table, and accuracy of alignment is low, and centering process is deposited
In potential safety hazard, and the problem of time-consuming, the laborious and extension repair time, the invention provides a kind of round billet continuous casting machine crystallizer
Centralising device and its centering method, can realize centering under the line of round billet continuous casting machine crystallizer, and accuracy of alignment is high, and centering is more under line
Add safety, centering process fast power-saving, and equipment itself is simple in construction, easy to operate, low cost.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the invention is：
A kind of round billet continuous casting machine crystallizer centralising device, it includes adjustment plate, benchmark is vertically connected with the adjustment plate
Rod one and bar gage two, the bar gage one and bar gage two are respectively positioned on the symmetrical center line of the adjustment plate, to ensure centering
The side of Shi Suoshu bar gages two can be tangent with the top end of the extrados of round billet continuous casting machine crystallizer, the He of bar gage one
The distance of the back of bar gage two is L, and the L is the center line of round billet continuous casting machine crystallizer to round billet continuous casting machine crystallizer
The distance of extrados, when the extrados of the bar gage two and round billet continuous casting machine crystallizer is tangent, the round billet continuous casting machine knot
The center line of brilliant device is located just on the side of the bar gage one；The adjustment plate both ends are vertically connected with locating rod, institute
It is symmetrical along the symmetrical center line of the adjustment plate to state locating rod, the locating rod in round billet continuous casting machine crystallizer pair during quite
In the alignment pin on shake table, it is inserted into the mounting sleeve of round billet continuous casting machine crystallizer.
Such scheme is improved further, thimble is connected with the bar gage two, the thimble tip is pointed to remote
From the side of bar gage one, nut is connected with the thimble, the reference plane on the thimble tip to the bar gage one
Distance can be adjusted by rotating nuts.
Such scheme is improved further, the bar gage one is provided with reference plane, and the bar gage two is away from institute
State the side of bar gage one to the distance of the reference plane be L, the center line of the locating rod with round billet continuous casting machine crystallizer
Heart line is coplanar, and in the reference plane on the bar gage one.
Such scheme is improved further, is connected with fixed plate below the adjustment plate, the fixed plate is provided with
One or two square through hole, the square through hole are located on the symmetrical center line of the fixed plate, the bar gage one and benchmark
Rod two passes through from the square through hole respectively.It should be understood that when being provided only with a square through hole in the fixed plate, institute
State bar gage one and bar gage two passes through from the square through hole；It is described when the fixed plate is provided with two square through holes
Bar gage one and bar gage two never pass through with square through hole respectively.The square through hole is located at the symmetrical center line of the fixed plate
On, to ensure bar gage one and the place plane of bar gage two through the top of the extrados of round billet continuous casting machine crystallizer.
Such scheme is improved further, wherein：The fixed plate is provided with some manholes, described circular logical
For hole position on the symmetrical center line of the fixed plate, the manhole is internal thread hole, for installing fixed plate and adjustment plate
The fixed screw to link together；The adjustment plate is provided with one or more waist typed through hole, and the waist typed through hole is located at
On the symmetrical center line of the adjustment plate；It should be understood that when being provided only with a waist typed through hole in the adjustment plate, the waist type
The length of through hole answers long enough, to ensure that it is connected with all manholes in the fixed plate；The manhole is extremely
Rare three connect vertically with the waist typed through hole.
Such scheme is improved further, in addition to pin, the pin is inserted into the manhole, waist type leads to
In the hole that pin hole at hole and round billet continuous casting machine crystallizer port connects vertically, for locking round billet continuous casting machine crystallizer pair
Position of the middle device on round billet continuous casting machine crystallizer, to ensure round billet continuous casting machine crystallizer centralising device in round billet continuous casting machine knot
At brilliant device port can not left and right or move forward and backward, the pin be two, with round billet continuous casting machine crystallizer port at pin hole
Quantity is identical so that round billet continuous casting machine crystallizer centralising device can not turn in round billet continuous casting machine crystallizer port around a certain pin hole
It is dynamic.
Such scheme is improved further, described fixed plate one end is fixed with connecting plate one, described adjustment plate one end
Connecting plate two is fixed with, after the adjustment plate connects with the fixed plate, the connecting plate one is parallel with connecting plate two relative,
Bolt hole is equipped with the connecting plate one and connecting plate two, the connecting plate one and connecting plate two-way cross adjustment screw connection,
Rotation set screw can make the adjustment plate and the fixed plate that relative slip occur, and reach the purpose of adjustment.
Such scheme is improved further, U-type groove is provided with the connecting plate one, the U-type groove is opening up, with
Facilitate the dismounting between adjustment plate and fixed plate.
Such scheme is improved further, support, the locating rod vertical connection are connected with above the adjustment plate
At the support both ends, lifting bolt is connected with the support, the lifting bolt is used to lift round billet continuous casting machine crystallizer
Suspension hook is fixed during centralising device.
A kind of round billet continuous casting machine crystallizer centering method, step are：
Step 1: the determination of L values：The extension elongation of thimble is adjusted by rotating nuts so that bar gage is arrived at thimble tip
The distance of reference plane on one is L, the L values for round billet continuous casting machine crystallizer center line to round billet continuous casting machine crystallizer outside
The distance of cambered surface, now plan range where the center line at thimble tip to two side gauge bars is also L；
Step 2: the placement of round billet continuous casting machine crystallizer centralising device：Then by round billet continuous casting machine crystallizer centralising device
It is placed at round billet continuous casting machine crystallizer upper port so that dowel hole and the fixation at round billet continuous casting machine crystallizer upper port
Manhole on plate is connected with the waist typed through hole of the adjustment plate, while locating rod is injected to the peace of round billet continuous casting machine crystallizer
Fill in axle sleeve；
Step 3: the locking of round billet continuous casting machine crystallizer centralising device：Pin is inserted in round billet continuous casting machine crystallizer upper end
In dowel hole at mouthful, position of the locking round billet continuous casting machine crystallizer centralising device on round billet continuous casting machine crystallizer；
Step 4: regulation centering：Regulation adjustment screw, when thimble encounters the outer arc side inwall of round billet continuous casting machine crystallizer
When, the mounting sleeve of the mounting sleeve, now round billet continuous casting machine crystallizer of adjustment lock screw locking round billet continuous casting machine crystallizer
Center line where plane to the outer arc lateral distance of round billet continuous casting machine crystallizer be L；
Step 5: remove round billet continuous casting machine crystallizer centralising device；
Step 6: the installation of round billet continuous casting machine crystallizer：The round billet continuous casting machine crystallizer adjusted is arranged on shake table
On, the mounting sleeve is enclosed on the alignment pin on the shake table.
3. beneficial effect
Using technical scheme provided by the invention, compared with prior art, have the advantages that：
(1) distance of the back of round billet continuous casting machine crystallizer centralising device of the invention, bar gage one and bar gage two
For L, L is that the center line of round billet continuous casting machine crystallizer arrives the distance of the extrados of round billet continuous casting machine crystallizer, passes through mobile adjustment
Plate makes the cambered top end of bar gage two and the extrados of round billet continuous casting machine crystallizer tangent, so that it is determined that the position of locating rod,
Equivalent to the alignment pin on shake table, locating rod position determines in the as mounting sleeve of round billet continuous casting machine crystallizer locating rod
Heart position determines, then locks mounting sleeve, completes centering under line, compared to traditional round billet continuous casting machine crystallizer centering method, makes
It is more time saving and energy saving with the present invention, and centering process safety is reliable；
(2) round billet continuous casting machine crystallizer centralising device of the invention, thimble is connected with bar gage two, is connected on thimble
There is nut, by rotating nuts, thimble tip can be achieved to the adjustment of the distance of side of the bar gage one away from bar gage two, make
The L values for meeting different round billet continuous casting machine crystallizers, so as to the round billet continuous casting machine mould assembly suitable for different size, use
Scope is wider；
(3) round billet continuous casting machine crystallizer centralising device of the invention, is provided with reference plane on bar gage one, in locating rod
Heart line is in the reference plane, by determining that thimble tip can determine that L values to the distance of reference plane so that L determination is more smart
Really, and more intuitively, conveniently；
(4) round billet continuous casting machine crystallizer centralising device of the invention, fixed plate is connected with below adjustment plate, passes through fixation
Plate can realize positioning of the present invention in round billet continuous casting machine crystallizer port so that carry out round billet continuous casting machine crystallization using the present invention
Under device line during centering, more quickly, conveniently；
(5) round billet continuous casting machine crystallizer centralising device of the invention, is provided with one or two square through hole in fixed plate,
Adjustment plate can only be slided along square through hole length direction during centering, so as to thimble tip and the extrados of round billet continuous casting machine crystallizer
Cambered top end be directly aligned, avoid the centering caused by round billet continuous casting machine crystallizer centralising device moves left and right from being forbidden, make centering
Process is quicker, and centering is accurate；
(6) round billet continuous casting machine crystallizer centralising device of the invention, fixed plate are connected with adjustment plate by fixed screw, by
It is waist typed through hole in the hole in the adjustment plate coordinated with fixed screw, can enables adjustment plate relative to fixed plate along waist type
Through hole length direction moves so that fixed plate, which connects descendant with adjustment plate, can adjust centering；
(7) present invention, is locked in by round billet continuous casting machine crystallizer centralising device of the invention, including pin using alignment pin
Pin hole site, is avoided during on round billet continuous casting machine crystallizer, round billet continuous casting machine crystallizer centering of the invention dress
Put and shifted relative to round billet continuous casting machine crystallizer, enabling centering is quickly realized, and it is more accurate；
(8) round billet continuous casting machine crystallizer centralising device of the invention, is fixed with connecting plate one in fixed plate one end, is adjusting
Plate one end is fixed with connecting plate two, and connecting plate one and connecting plate two-way cross adjustment screw connection, and screw is adjusted by rotating, can be real
Show slow, accurate adjustment of the thimble tip relative to the outer arc interplanar distance of round billet continuous casting machine crystallizer, while can avoid adjusting
Mobile adjustment plate is too fast in journey, and thimble causes to damage；
(9) round billet continuous casting machine crystallizer centralising device of the invention, U-type groove is provided with connecting plate one so that the present invention
It is more convenient during from disassembly and assembly；
(10) round billet continuous casting machine crystallizer centralising device of the invention, in adjustment plate upper bracket, the locating rod is connected to
On the support so that the size of adjustment plate can be relatively reduced, on the one hand can avoid interfering with described other parts, separately
One side area coverage reduces, convenient adjustment；
(11) round billet continuous casting machine crystallizer centralising device of the invention, is fixed with lifting bolt, the suspension ring on support
Screw is used to fix suspension hook when lifting round billet continuous casting machine crystallizer centralising device, to carry out after being lifted by crane using equipment such as elevators
Installation, avoid carrying using artificial, it is more time saving and energy saving, and securely and reliably；
(12) round billet continuous casting machine crystallizer centralising device of the invention, it is simple in construction, it is easy to operate, and low cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the complete section schematic diagram of the symmetrical midline position of the present invention；
Fig. 3 is the structural representation of the adjustment plate of the present invention；
Fig. 4 is another form of the structural representation of the adjustment plate of the present invention；
Fig. 5 is the structural representation of the fixed plate of the present invention；
Fig. 6 is another form of the structural representation of the fixed plate of the present invention；
Fig. 7 is the complete section schematic diagram of front view of the present invention on round billet continuous casting machine crystallizer；
Fig. 8 is the partial enlarged drawing of location A in Fig. 7；
Fig. 9 is the complete section schematic diagram of right view of the present invention on round billet continuous casting machine crystallizer；
Figure 10 is the partial enlarged drawing of B location in Fig. 9；
Figure 11 is the complete section schematic diagram of the front view on round billet continuous casting machine crystallizer；
Figure 12 is the partial enlarged drawing of location of C in Figure 11；
Figure 13 is the complete section schematic diagram of the right view on round billet continuous casting machine crystallizer；
Figure 14 is the partial enlarged drawing of D positions in Figure 13；
Figure 15 is the structural representation of the detent fit in the mounting sleeve and shake table of round billet continuous casting machine crystallizer；
In figure：1st, round billet continuous casting machine crystallizer centralising device；3rd, round billet continuous casting machine crystallizer；4th, shake table；11st, it is fixed
Plate；12nd, adjustment plate；13rd, thimble；14th, nut；15th, set screw；16th, fixed screw；17th, pin；18th, locating rod；19th, base
Quasi- rod one；20th, bar gage two；21st, support；22nd, lifting bolt；31st, mounting sleeve；32nd, lock screw；33rd, pin hole；41、
Alignment pin；111st, square through hole；112nd, connecting plate one；113rd, manhole；121st, connecting plate two；122nd, waist typed through hole.
Embodiment
To further appreciate that present disclosure, with reference to accompanying drawing, the present invention is described in detail.
Embodiment 1
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, as shown in Figure 1, 2, including adjustment plate 12, it is described
Bar gage 1 and bar gage 2 20 are vertically connected with adjustment plate 12, the bar gage 1 and bar gage 2 20 are respectively positioned on institute
State on the symmetrical center line of adjustment plate 12, the side of the bar gage 2 20 can be with round billet continuous casting machine crystallizer during ensureing centering
Tangent at the cambered top end of 3 extrados, the distance of the back of the bar gage 1 and bar gage 2 20 is L, and the L is
The center line of round billet continuous casting machine crystallizer 3 is to the distance of the extrados of round billet continuous casting machine crystallizer 3, the as arc to extrados
The distance on top, for different round billet continuous casting machine crystallizers 3, L values are different, typically common are L values for 320.6mm,
318.5mm and 319mm etc. round billet continuous casting machine crystallizer 3, when the bar gage 2 20 and the outer arc of round billet continuous casting machine crystallizer 3
When face is tangent, the center line of the round billet continuous casting machine crystallizer 3 is located just on the side of the bar gage 1；The adjustment
The both ends of plate 12 are vertically connected with locating rod 18, and symmetrical center line of the locating rod 18 along the adjustment plate 12 is symmetrical, described fixed
Position bar 18 in 3 pairs of round billet continuous casting machine crystallizer during equivalent to the alignment pin 41 on shake table 4, be inserted into round billet continuous casting machine
In the mounting sleeve 31 of crystallizer 3, spacing between locating rod 18 described in both sides and two alignment pins 41 on the shake table 4 it
Between spacing it is identical, be 1570mm, to ensure that locating rod 18 described in both sides can be inserted effectively in the mounting sleeve 31,
And it can ensure that the mounting sleeve 31 after centering on round billet continuous casting machine crystallizer 3 can be effective with the alignment pin 41 on shake table 4
Coordinate, the position and structure of mounting sleeve 31 are as shown in Figure 13,14.
, will during using round billet continuous casting machine crystallizer 1 centering of centralising device in the embodiment as shown in Fig. 7,9,10,15
Adjustment plate 12 is placed at the port of round billet continuous casting machine crystallizer 3, while locating rod 18 is inserted to the peace of round billet continuous casting machine crystallizer 3
Fill in axle sleeve 31, then adjust round billet continuous casting machine crystallizer centralising device 1 so that the side of the bar gage 2 20 can be with circle
It is tangent at the cambered top end of the extrados of billet continuous casting machine crystallizer 3, because locating rod 18 is equivalent to the alignment pin on shake table 4
41, the position of locating rod 18 determines that the center of the as mounting sleeve 31 of round billet continuous casting machine crystallizer 3 determines, then passes through tune
The lock screw 32 saved in mounting sleeve 31 locks mounting sleeve 31, then by the round billet continuous casting machine crystallizer centering of the present embodiment
Device 1 is removed, you can completes centering, during production, the good round billet continuous casting machine crystallizer 3 of centering to be mounted directly on shake table i.e.
Can, it is time saving and energy saving without centering on a production line, and centering process safety is reliable.
Embodiment 2
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 1 and the improvement is that,
As shown in Fig. 2 being connected with thimble 13 on the bar gage 2 20, hole, the thimble 13 are radially provided with the bar gage 2 20
Insert in the hole, nut 14 is connected with the thimble 13, thimble 13 and nut 14 are connected through a screw thread, rotating nuts
14, the extension elongation increase at the tip of thimble 13 can be made or reduced, it is remote to bar gage 1 to the tip of thimble 13 so as to realize
The adjustment of the distance of the side of bar gage 2 20, the adjusting range of the present embodiment is 318.5mm~321.4mm, is allowed to meet not
With the L values of round billet continuous casting machine crystallizer 3, so as to the round billet continuous casting machine crystallizer 3 suitable for different size.
Embodiment 3
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 2 and the improvement is that,
As shown in Fig. 2 the bar gage 1 is provided with reference plane, the cutting depth of reference plane described in the present embodiment is generally 5mm
~8mm, the cutting depth of reference plane can also adjust accordingly according to position of the bar gage 1 in adjustment plate 12, with guarantee pair
In after the center line of round billet continuous casting machine crystallizer 3 can fall in reference plane so that the centering of round billet continuous casting machine crystallizer 3 is more smart
Really, the tip of the thimble 13 to the distance of the reference plane be L, the center line and round billet continuous casting machine crystallizer of the locating rod 18
3 center lines are coplanar, and in the reference plane on the bar gage 1, by determining that the distance of reference plane is arrived at the tip of thimble 13
L values are can determine that, so that the centering of round billet continuous casting machine crystallizer 3 is more accurate, and more intuitively, conveniently.
Embodiment 4
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 3 and the improvement is that,
As shown in Figure 1, 2, the lower section of adjustment plate 12 is connected with fixed plate 11, and the fixed plate 11 is used to be fixed on round billet continuous casting machine knot
At the port of brilliant device 3, the adjustment plate 12 can be slided in fixed plate 11；As shown in fig. 6, the fixed plate 11 is provided with one
Square through hole 111, the square through hole 111 are located on the symmetrical center line of the fixed plate 11, the bar gage 1 and benchmark
Rod 2 20 passes through from the square through hole 111, the width of the square through hole 111 and the bar gage 1 and bar gage
2 20 is identical along the width on the width of square through hole 111, to ensure that the adjustment plate 12 can only be along the square through hole 111
Length direction and the fixed plate 11 occur it is relative slide, so as to ensure that the thimble 13 is sophisticated or the bar gage 2 20
Side is aligned with the cambered top end of the extrados of round billet continuous casting machine crystallizer 3, is avoided because of round billet continuous casting machine crystallizer centralising device 1
Move left and right and cause centering to be forbidden；The length of the square through hole 111 is 318mm~341mm so that the He of bar gage 1
Bar gage 2 20 can be located in the length range of the square through hole 111, and then be passed through from the square through hole 111.Together
When, by fixed plate 11 the round billet continuous casting machine crystallizer centralising device 1 of the present embodiment can be realized at the end of round billet continuous casting machine crystallizer 3
The positioning of mouth so that centering process, more quickly, conveniently.
Embodiment 5
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 4 and the improvement is that,
As shown in figure 5, the fixed plate 11 is provided with two square through holes 111, the square through hole 111 is respectively positioned on the fixed plate 11
Symmetrical center line on, the bar gage 1 and bar gage 2 20 pass through from different square through holes 111 respectively, described square
The width of through hole 111 is respectively with the bar gage 1 and the bar gage 2 20 along the width on the width of square through hole 111
Spend it is identical, to ensure that the adjustment plate 12 can only occur relatively along the length direction of square through hole 111 and the fixed plate 11
Slide, so as to ensure that the tip of thimble 13 is directly aligned with the cambered top end of the extrados of round billet continuous casting machine crystallizer 3, avoid
Centering is forbidden caused by round billet continuous casting machine crystallizer centralising device 1 moves left and right, and makes centering process quicker, and centering essence
Really；The length of two square through holes 111 be respectively greater than the bar gage 1 and bar gage 2 20 along square through hole 111
Width on length direction, to ensure that the bar gage 1 and bar gage 2 20 respectively can in two square through holes 111
Moved along the length direction of the square through hole 111.
Embodiment 6
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, exists from the different and improvements of embodiment 3 or 4
In, wherein：As shown in Figure 5,6, the fixed plate 11 is provided with some manholes 113, and the manhole 113 is positioned at described
On the symmetrical center line of fixed plate 11, the manhole 113 is internal thread hole, connects fixed plate 11 and adjustment plate 12 for installing
The fixed screw 16 being connected together；As shown in figure 4, the adjustment plate 12 is provided with a waist typed through hole 122, the waist typed through hole
122 positioned at the adjustment plate 12 symmetrical center line on, the length of the waist typed through hole 122 answers long enough, with ensure its with it is described
All manholes 113 in fixed plate 11 connect；It is as shown in figure 1, the fixed plate 11 and adjustment plate 12 is logical in circle
Hole 113 is connected with the vertical communicating position fixed screw 16 of waist typed through hole 122, because the hole in adjustment plate 12 is waist typed through hole
122, on the length direction of the waist typed through hole 122, the motion of adjustment plate 12 is not limited by fixed screw 16 so that adjustment
Position is adjustable in this direction for plate 12；As shown in Figure 7,8, because the pin hole 33 on the port of round billet continuous casting machine crystallizer 3 is located at
On the central cross-section of round billet continuous casting machine crystallizer 3, the manhole 113 and the waist typed through hole 122 are separately positioned on described
On the symmetrical center line of fixed plate 11 and the adjustment plate 12, it is ensured that fill the round billet continuous casting machine crystallizer centering of the present embodiment
When putting 1 and being placed on the port of round billet continuous casting machine crystallizer 3, the manhole 113 being connected and waist typed through hole 122 with it is described
Pin hole 33 on the port of round billet continuous casting machine crystallizer 3 connects vertically, and the distance between two described pin holes 33 are generally
The distance between 482mm, 562mm, 630mm and 722mm etc., two pin holes 33 of different round billet continuous casting machine crystallizers 3 have
Institute is different, and the length of waist typed through hole 122 is more than 485mm so that the adjustment plate 12 is relative to the fixed plate 11 along symmetrical
When center line moves, do not limited by the end of waist typed through hole 122.
Also include pin 17, the pin 17 is inserted into the manhole 113, waist typed through hole 122 and round billet continuous casting
In the hole that pin hole 33 at the port of machine crystallizer 3 connects vertically, for locking round billet continuous casting machine crystallizer centralising device 1 in circle
Position on billet continuous casting machine crystallizer 3, to ensure round billet continuous casting machine crystallizer centralising device 1 at the end of round billet continuous casting machine crystallizer 3
Left and right or it can not be moved forward and backward at mouthful, the position of pin hole 33 is as shown in Figure 11,12 on round billet continuous casting machine crystallizer 3；The pin
Nail 17 is two, identical with the quantity of pin hole 33 at the port of round billet continuous casting machine crystallizer 3 so that round billet continuous casting machine crystallizer pair
Middle device 1 can not rotate in the port of round billet continuous casting machine crystallizer 3 around a certain pin hole 33.
Embodiment 7
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 6 and the improvement is that,
As shown in figure 3, the adjustment plate 12 is provided with multiple waist typed through hole 122, the waist typed through hole 122 is located at the adjustment plate 12
On symmetrical center line, the manhole 113 in the fixed plate 11 connects at least three vertically with the waist typed through hole 122, its
In two be used to insert when the round billet continuous casting machine crystallizer centralising device 1 of the present embodiment is locked on round billet continuous casting machine crystallizer 3
The pin 17 of locking is filled, remaining at least one fixed screw 16 for being used for installation and being connected adjustment plate 12 with fixed plate 11.
Embodiment 8
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, exists from the different and improvements of embodiment 6 or 7
In as shown in Figures 1 to 6, described one end of fixed plate 11 is fixed with connecting plate 1, the connecting plate 1 and the fixed plate
11 are mutually perpendicular to, and on the symmetrical center line of fixed plate 11；Described one end of adjustment plate 12 is fixed with connecting plate 2 121, described
Connecting plate 2 121 is mutually perpendicular to the adjustment plate 12, and on the symmetrical center line of adjustment plate 12；When the He of adjustment plate 12
After the fixed plate 11 connects, the connecting plate 1 is parallel with connecting plate 2 121 relative, the connecting plate 1 and connection
It is equipped with bolt hole on plate 2 121, the axis weight of the bolt hole on the fishplate bar 1 and the bolt hole on connecting plate 2 121
Close, the connecting plate 1 and connecting plate 2 121 connect by adjusting screw 15, the specification of the adjustment screw 15 for M16 ×
55, the adjustment screw 15 is arranged in the bolt hole on the connecting plate 1 and connecting plate 2 121, rotates set screw
15 can make the adjustment plate 12 and the fixed plate 11 occur it is relative slide, the axis direction of the set screw 15 with it is described solid
Fixed board 11 is consistent with the bearing of trend of the symmetrical center line of the adjustment plate 12, when rotating set screw 15 with guarantee, the adjustment
Plate 12 moves along its symmetrical center line direction so that the tip of thimble 13 and the arc of the extrados of round billet continuous casting machine crystallizer 3
Top is tangent, and slow, accurate adjustment of the thimble tip relative to the outer arc interplanar distance of round billet continuous casting machine crystallizer can be achieved, so as to
Reach the purpose of accurate adjustment centering, while mobile adjustment plate during adjusting can be avoided too fast, and thimble causes to damage.
Embodiment 9
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 8 and the improvement is that,
As shown in Figure 1,5, U-type groove is provided with the connecting plate 1, the U-type groove is opening up.The round billet for assembling the present embodiment connects
During casting machine crystallizer centralising device 1, first the adjustment plate 12 can be placed into the fixed plate 11, make the connecting plate one
112 and the connecting plate 2 121 it is corresponding, then the set screw 15 is installed to the connecting plate 1 and the connection
In bolt hole on plate 2 121；The connecting plate 2 121 that first can also be first installed to the set screw 15 in adjustment plate 12
On, then adjustment plate 12 is placed into fixed plate 11, the set screw 15 is installed on the U-type groove on the connecting plate 1
It is interior；Adjustment plate 12 can directly be removed from fixed plate 11 during dismounting, without first pulling down the set screw 15.It is described
U-type groove is set make it that round billet continuous casting machine crystallizer 1 assembly and disassembly of centralising device of the present embodiment are more square on connecting plate 1
Just it is quick.
Embodiment 10
A kind of round billet continuous casting machine crystallizer centralising device of the present embodiment, it is different from embodiment 9 and the improvement is that,
As shown in Fig. 1,2,7,9, the top of adjustment plate 12 is connected with support 21, and the locating rod 18 is vertically connected on the support 21
Both ends, the support 21 are used to connect adjustment plate 12 and locating rod 18, it is possible to understand that, if being not provided with support 21, the adjustment
Plate 12 need it is sufficiently large, to ensure that it can be covered in the mounting sleeve of round billet continuous casting machine crystallizer 3 31, easily and round billet continuous casting
Other parts interference at the port of machine crystallizer 3, after increasing the support 21, the size of the adjustment plate 12 relative can subtract
It is small, it on the one hand can avoid reducing with the interference of described other parts, another aspect area coverage, convenient adjustment；The branch
Lifting bolt 22 is connected with frame 21, the lifting bolt 22 is used to fix when lifting round billet continuous casting machine crystallizer centralising device 2
Suspension hook, it is more time saving and energy saving using being installed after the lifting of the equipment such as elevator, to avoid carrying using artificial, and safety can
Lean on.
A kind of round billet continuous casting machine crystallizer centering method, step are：
Step 1: the determination of L values：As shown in Fig. 2,7, the extension elongation of thimble 13 is adjusted by rotating nuts 14 so that
The tip of thimble 13 is L to the distance of the reference plane on bar gage 1, and the L is that the center line of round billet continuous casting machine crystallizer 3 arrives
The center line place plan range of the distance of the extrados of round billet continuous casting machine crystallizer 3, now thimble tip to two side gauge bars
Also it is L；
Step 2: the placement of round billet continuous casting machine crystallizer centralising device：As shown in Fig. 7,9, by round billet continuous casting machine crystallizer
Centralising device 1 is placed at the upper port of round billet continuous casting machine crystallizer 3 so that the alignment pin at the upper port of round billet continuous casting machine crystallizer 3
Hole 33 connects with the manhole 113 in the fixed plate 11 and the waist typed through hole 122 of the adjustment plate 12；Such as Fig. 9,10 institutes
Show, while locating rod 18 is injected in the mounting sleeve 31 of round billet continuous casting machine crystallizer 3；
Step 3: the locking of round billet continuous casting machine crystallizer centralising device：As shown in Figure 7,8, pin 17 is inserted in into round billet to connect
In dowel hole 33 at the upper port of casting machine crystallizer 3, locking round billet continuous casting machine crystallizer centralising device 1 is in round billet continuous casting machine knot
Position on brilliant device 3；
Step 4: regulation centering process：Regulation adjustment screw 15, makes the tip of thimble 13 encounter round billet continuous casting machine crystallizer 3
Outer arc side inwall；As shown in Figure 13,14, then adjust the mounting sleeve 31 that lock screw 32 locks round billet continuous casting machine crystallizer 3；
Step 5: removing round billet continuous casting machine crystallizer centralising device 1, round billet continuous casting machine crystallizer 3 completes centering under line；
Step 6: the installation of round billet continuous casting machine crystallizer：The round billet continuous casting machine crystallizer 3 adjusted is arranged on shake table
On 4, as shown in figure 15, the mounting sleeve 31 is enclosed on the alignment pin 41 on the shake table 4.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness
Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (10)
- A kind of 1. round billet continuous casting machine crystallizer centralising device, it is characterised in that：Including adjustment plate (12), on the adjustment plate (12) Bar gage one (19) and bar gage two (20) are vertically connected with, the bar gage one (19) and bar gage two (20) are respectively positioned on described On the symmetrical center line of adjustment plate (12), adjustment plate (12) both ends are vertically connected with locating rod (18), the locating rod (18) it is symmetrical along the symmetrical center line of the adjustment plate (12).
- A kind of 2. round billet continuous casting machine crystallizer centralising device according to claim 1, it is characterised in that：The bar gage two (20) thimble (13) is connected with, nut (14) is connected with the thimble (13).
- A kind of 3. round billet continuous casting machine crystallizer centralising device according to claim 2, it is characterised in that：The bar gage one (19) reference plane is provided with, the center line and round billet continuous casting machine crystallizer (3) center line of the locating rod (18) are coplanar, and exist In reference plane on the bar gage one (19).
- A kind of 4. round billet continuous casting machine crystallizer centralising device according to any one of claims 1 to 3, it is characterised in that：It is described Fixed plate (11) is connected with below adjustment plate (12), the fixed plate (11) is provided with one or two square through hole (111), institute State square through hole (111) to be located on the symmetrical center line of the fixed plate (11), the bar gage one (19) and bar gage two (20) Passed through respectively from the square through hole (111).
- 5. a kind of round billet continuous casting machine crystallizer centralising device according to claim 4, it is characterised in that wherein：The fixed plate (11) is provided with some manholes (113), and the manhole (113) is located at the fixed plate (11) Symmetrical center line on, the manhole (113) is internal thread hole；The adjustment plate (12) is provided with one or more waist typed through hole (122), and the waist typed through hole (122) is positioned at described On the symmetrical center line of adjustment plate (12)；The manhole (113) at least three connects vertically with the waist typed through hole (122).
- A kind of 6. round billet continuous casting machine crystallizer centralising device according to claim 5, it is characterised in that：Also include pin (17), the pin (17) is inserted into the hole that the manhole (113) connects vertically with waist typed through hole (122).
- 7. according to a kind of any described round billet continuous casting machine crystallizer centralising device of claim 5,6, it is characterised in that：It is described solid Fixed board (11) one end is fixed with connecting plate one (112), and described adjustment plate (12) one end is fixed with connecting plate two (121), the company Fishplate bar one (112) and connecting plate two (121) are connected by adjusting screw (15).
- A kind of 8. round billet continuous casting machine crystallizer centralising device according to claim 7, it is characterised in that：The connecting plate one (112) U-type groove is provided with, the U-type groove is opening up.
- A kind of 9. round billet continuous casting machine crystallizer centralising device according to claim 8, it is characterised in that：The adjustment plate (12) top is connected with support (21), and the locating rod (18) is vertically connected on the support (21) both ends, the support (21) On be connected with lifting bolt (22).
- 10. a kind of round billet continuous casting machine crystallizer centering method, step are：Step 1: the determination of L values：The extension elongation of thimble (13) is adjusted by rotating nuts (14) so that thimble (13) tip The distance of reference plane on to bar gage one (19) is L, and the L is that the center line of round billet continuous casting machine crystallizer (3) connects to round billet The distance of the extrados of casting machine crystallizer (3)；Step 2: the placement of round billet continuous casting machine crystallizer centralising device：Round billet continuous casting machine crystallizer centralising device (1) is placed on circle At billet continuous casting machine crystallizer (3) upper port so that dowel hole (33) at round billet continuous casting machine crystallizer (3) upper port with it is described Manhole (113) in fixed plate (11) connects with the waist typed through hole (122) of the adjustment plate (12), while by locating rod (18) inject in the mounting sleeve (31) of round billet continuous casting machine crystallizer (3)；Step 3: the locking of round billet continuous casting machine crystallizer centralising device：Pin (17) is inserted on round billet continuous casting machine crystallizer (3) In dowel hole (33) at port, locking round billet continuous casting machine crystallizer centralising device (1) is on round billet continuous casting machine crystallizer (3) Position；Step 4: regulation centering process：Regulation adjustment screw (15), when thimble (13) encounters round billet continuous casting machine crystallizer (3) During the inwall of outer arc side, the mounting sleeve (31) of adjustment lock screw (32) locking round billet continuous casting machine crystallizer (3)；Step 5: remove round billet continuous casting machine crystallizer centralising device (1)；Step 6: the installation of round billet continuous casting machine crystallizer：The round billet continuous casting machine crystallizer (3) adjusted is arranged on shake table (4) on, the mounting sleeve (31) is enclosed on the alignment pin (41) on the shake table (4).
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| CN201711346045.4A CN107891131B (en) | 2017-12-15 | 2017-12-15 | Crystallizer centering device and centering method for round billet continuous casting machine |
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| CN201711346045.4A CN107891131B (en) | 2017-12-15 | 2017-12-15 | Crystallizer centering device and centering method for round billet continuous casting machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113231609A (en) * | 2021-04-16 | 2021-08-10 | 中国重型机械研究院股份公司 | Quick positioning device and positioning method for square billet crystallizer |
| CN113600771A (en) * | 2021-07-30 | 2021-11-05 | 上海二十冶建设有限公司 | Offline arc correction device for crystallizer of rectangular vertical continuous casting machine and application method |
| CN114178494A (en) * | 2020-09-15 | 2022-03-15 | 宝山钢铁股份有限公司 | Centering precision supplementing method based on continuous casting crystallizer centering automatic detection device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1175947A1 (en) * | 2000-07-28 | 2002-01-30 | Acme Steel Inc. | End wall for continuous caster mold |
| CN201208641Y (en) * | 2008-06-19 | 2009-03-18 | 武汉钢铁(集团)公司 | Fan shape two-section arc tube centering device of continuous casting machine |
| CN201244672Y (en) * | 2008-08-13 | 2009-05-27 | 中国第一重型机械集团公司 | Centering adjusting apparatus for bend section rear edge line on continuous casting machine crystallizer vibration platform |
| CN202147238U (en) * | 2011-07-20 | 2012-02-22 | 安徽昭通汽车电器制造有限公司 | Centering holddown tooling for mounting steering gear assemblies |
| CN105328147A (en) * | 2015-11-07 | 2016-02-17 | 武钢集团昆明钢铁股份有限公司 | Method for online rapid arc alignment of arc-shaped square billet continuous casting machine crystallizer and movable section |
| CN106001471A (en) * | 2016-07-19 | 2016-10-12 | 中冶赛迪工程技术股份有限公司 | Arc alignment device for mold and arc alignment method |
| CN207642260U (en) * | 2017-12-15 | 2018-07-24 | 马钢集团设计研究院有限责任公司 | A kind of round billet continuous casting machine crystallizer centralising device |
-
2017
- 2017-12-15 CN CN201711346045.4A patent/CN107891131B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1175947A1 (en) * | 2000-07-28 | 2002-01-30 | Acme Steel Inc. | End wall for continuous caster mold |
| CN201208641Y (en) * | 2008-06-19 | 2009-03-18 | 武汉钢铁(集团)公司 | Fan shape two-section arc tube centering device of continuous casting machine |
| CN201244672Y (en) * | 2008-08-13 | 2009-05-27 | 中国第一重型机械集团公司 | Centering adjusting apparatus for bend section rear edge line on continuous casting machine crystallizer vibration platform |
| CN202147238U (en) * | 2011-07-20 | 2012-02-22 | 安徽昭通汽车电器制造有限公司 | Centering holddown tooling for mounting steering gear assemblies |
| CN105328147A (en) * | 2015-11-07 | 2016-02-17 | 武钢集团昆明钢铁股份有限公司 | Method for online rapid arc alignment of arc-shaped square billet continuous casting machine crystallizer and movable section |
| CN106001471A (en) * | 2016-07-19 | 2016-10-12 | 中冶赛迪工程技术股份有限公司 | Arc alignment device for mold and arc alignment method |
| CN207642260U (en) * | 2017-12-15 | 2018-07-24 | 马钢集团设计研究院有限责任公司 | A kind of round billet continuous casting machine crystallizer centralising device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178494A (en) * | 2020-09-15 | 2022-03-15 | 宝山钢铁股份有限公司 | Centering precision supplementing method based on continuous casting crystallizer centering automatic detection device |
| CN114178494B (en) * | 2020-09-15 | 2023-04-11 | 宝山钢铁股份有限公司 | Centering precision supplementing method based on continuous casting crystallizer centering automatic detection device |
| CN113231609A (en) * | 2021-04-16 | 2021-08-10 | 中国重型机械研究院股份公司 | Quick positioning device and positioning method for square billet crystallizer |
| CN113600771A (en) * | 2021-07-30 | 2021-11-05 | 上海二十冶建设有限公司 | Offline arc correction device for crystallizer of rectangular vertical continuous casting machine and application method |
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| CN107891131B (en) | 2023-11-24 |
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