CN113118397B - Integral base of vertical continuous casting machine light pressure module and adjusting method thereof - Google Patents
Integral base of vertical continuous casting machine light pressure module and adjusting method thereof Download PDFInfo
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- CN113118397B CN113118397B CN202110276680.XA CN202110276680A CN113118397B CN 113118397 B CN113118397 B CN 113118397B CN 202110276680 A CN202110276680 A CN 202110276680A CN 113118397 B CN113118397 B CN 113118397B
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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
- B22D11/041—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds for vertical casting
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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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/1206—Accessories for subsequent treating or working cast stock in situ for plastic shaping of strands
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Abstract
The invention relates to a vertical continuous casting base body and an adjusting method; an integral base of a vertical continuous casting machine light pressing module; the device comprises an end beam, an end beam base, a connecting beam, a cross beam, an L-shaped positioning block, a vertical measuring surface, a horizontal measuring surface, an end plate, a finish machining surface, a bolt hole, a light pressure module positioning seat, a circular bulge, a concave bearing platform, a centering arm and a bolt limiting seat; the end beam is box structure, and it forms base body's bed frame with tie-beam, crossbeam interconnect, and the end beam base sets up in base body bed frame's bottom and fixes base body on the basis. Compared with a split type base, the integrated base has higher structural strength and better stability, and the vertical measuring surface and the horizontal measuring surface of the L-shaped positioning block are used as a processing reference and an installation reference, so that the processing precision of equipment is improved and the installation precision of the equipment is also improved.
Description
Technical Field
The invention relates to the field of installation operation of continuous casting equipment, in particular to a vertical continuous casting base body and an adjusting method.
Background
In the installation of the traditional vertical continuous casting light-pressure module, the base of the light-pressure module is manufactured in a split mode, assembly and adjustment are carried out on the site, and due to the fact that the machining reference is inconsistent with the site adjustment reference, the situation of overlarge error is easily caused in the installation and adjustment process, so that the installation and adjustment of site equipment are influenced, and the stable operation of the equipment is not facilitated.
Disclosure of Invention
The invention aims to provide a base and an operation method which adopt the same standard in a processing and manufacturing link and a field equipment installation link, and simultaneously realize high-precision processing and convenient adjustment of equipment.
In order to achieve the above object, the present invention is realized by:
an integral base of a vertical continuous casting machine light pressing module; the device comprises an end beam (2), an end beam base (3), a connecting beam (4), a cross beam (5), an L-shaped positioning block (6), a vertical measuring surface (7), a horizontal measuring surface (8), an end plate (9), a finish machining surface (10), a bolt hole (11), a light pressure module positioning seat (12), a circular bulge (13), a concave bearing platform (14), a centering arm (15) and a bolt limiting seat (16); wherein the content of the first and second substances,
the end beam (2) is of a box-shaped structure, is connected with the connecting beam (4) and the cross beam (5) to form a base frame of the base body (1), and the end beam base (3) is arranged at the bottom of the base frame of the base body (1) and fixes the base body (1) on a foundation;
the connecting beam (4) is of a double-web H-shaped section structure;
the cross beam (5) is a rectangular cross section and is arranged between the connecting beams (4);
the L-shaped positioning block (6) is arranged at the top positions of the end beam (2), the connecting beam (4) and the cross beam (5) and is provided with a vertical measuring surface (7) and a horizontal measuring surface (8);
the end plates (9) are respectively positioned at corresponding positions of the end beams (2), the connecting beams (4) and the cross beams (5) and are used for connecting all the parts into a whole;
fine machining surfaces (10) are arranged on the connecting surfaces of the end plates (9), the end beam base (3) and the light pressure module positioning seat (12);
bolt holes (11) are respectively formed in the end plate (9), the end beam base (3) and the light pressure module positioning seat (12) and are used for connecting parts;
the light-pressure module positioning seat (12) is of a rectangular block structure and is arranged at the top of the cross beam (5), a circular bulge (13) is arranged at the bottom of the light-pressure module positioning seat, a concave bearing platform (14) matched with the circular bulge is arranged at the top of the cross beam (5), and the light-pressure module positioning seat is fixed at the top of the cross beam (5) by bolts;
the centering arm (15) is of a triangular structure and is arranged on the side faces of the end beam (2) and the connecting beam (4), and a bolt limiting seat (16) matched with the centering arm is welded on the foundation embedded part (19).
The integral base of the light pressing module of the vertical continuous casting machine; the fine machining surfaces (10) of the end beam (2), the connecting beam (4) and the cross beam (5) are machined on the basis of a vertical measuring surface (7) of the L-shaped positioning block (6), and the machining parallelism error is 0.2mm; the finish machining surfaces (10) positioned on the end beam base (3) and the light pressure module positioning seat (12) are machined by taking a horizontal measuring surface (8) of the L-shaped positioning block (6) as a reference, and the machining parallelism error is 0.2mm and the flatness error is 0.1mm.
The integral base of the light pressing module of the vertical continuous casting machine; the machining precision of the finish machining surface (10) is obtained by removing materials, and the maximum value of the surface roughness Ra is 3.2 mu m.
The integral base of the light pressing module of the vertical continuous casting machine; the machining error between the center of a concave bearing platform (14) of the light-pressure module positioning seat (12) and a vertical measuring surface (7) of an L-shaped positioning block (6) at the top of the cross beam (5) is +/-0.1 mm.
The integral base of the light pressing module of the vertical continuous casting machine; the control lines of the longitudinal center (18) and the transverse center (17) of the base body (1) are superposed with the vertical measuring surface (7) of the L-shaped positioning block (6), and the machining error of the vertical measuring surface (7) of the L-shaped positioning block (6) between adjacent casting flows is +/-0.2 mm.
The integral base of the light pressing module of the vertical continuous casting machine; the precision error of the adjacent bolt holes (11) of each part of the base body (1) is +/-0.1 mm.
The method for adjusting the integral base of the vertical continuous casting light-pressure module comprises the following steps
taking vertical measuring surfaces (7) of L-shaped positioning blocks (6) on two connecting beams (4) positioned on the outer side of the base body (1) as a positioning reference, throwing an auxiliary transverse center line away from a transverse center (17), detecting the distance from the auxiliary transverse center line to the vertical measuring surfaces (7) of the L-shaped positioning blocks (6), and adjusting the position of the base body (1) to enable the base body to meet the design requirement;
the method comprises the steps that a vertical measuring surface (7) of an L-shaped positioning block (6) on an end beam (2) and a cross beam (5) of a base body (1) is used as a positioning reference, an auxiliary longitudinal center line away from a longitudinal center (18) is projected, the distance from the auxiliary longitudinal center line to the vertical measuring surface (7) of the L-shaped positioning block (6) is detected, and the base body (1) is adjusted to reach the design requirement;
after the longitudinal central line (18) and the transverse central line (17) of the base body (1) are adjusted, centering arms (15) are installed in the middle positions of the two connecting beams (4) and the two end beams (2) on the outer side of the base body (1), a bolt limiting seat (16) is welded on a foundation embedded part (19), and finally bolts on the bolt limiting seat (16) are tightly propped against the centering arms (15);
an adjusting gasket (20) is arranged on a concave bearing platform (14) at the top of the cross beam (5), then the light-pressure module positioning seat (12) is arranged on the concave bearing platform (14), and the height of the light-pressure module positioning seat (12) reaches the design requirement by adjusting the thickness of the adjusting gasket (20), so that the adjustment of the base body (1) is finally completed.
The vertical continuous casting light-pressure module integral base and the adjusting method thereof provided by the invention have the following advantages:
1. the invention takes the vertical measuring surface and the horizontal measuring surface of the L-shaped positioning block as the processing reference and the installation reference, thereby improving the processing precision and the installation precision of the equipment.
2. Compared with a split type base, the integral base has higher structural strength and better stability.
3. In the process of adjusting the center position of the light pressure module positioning seat, the invention can realize accurate positioning only by detecting the vertical measuring surface of the L-shaped positioning block, thereby simplifying the traditional mounting and adjusting process and improving the mounting efficiency.
Drawings
FIG. 1 is a schematic view of an end beam structure and processing.
Fig. 2 is a schematic view of a connecting beam structure and processing.
FIG. 3 is a schematic view of a beam structure and processing.
Fig. 4 is a schematic view of the assembly of the light pressure module integrated base.
FIG. 5 is a schematic view of the adjustment of the transverse and longitudinal centers.
In the figure: the base comprises a base body (1), an end beam (2), an end beam base (3), a connecting beam (4), a cross beam (5), an L-shaped positioning block (6), a vertical measuring surface (7), a horizontal measuring surface (8), an end plate (9), a finish machining surface (10), a bolt hole (11), a light-pressure module positioning seat (12), a circular protrusion (13), a concave bearing platform (14), a centering arm (15), a bolt limiting seat (16), a transverse center (17), a longitudinal center (18), a foundation embedded part (19) and an adjusting gasket (20).
Detailed Description
The invention is further illustrated by the following specific examples.
As shown in fig. 1 to 5, an integral base of a light pressing module of a vertical continuous casting machine; the device comprises an end beam (2), an end beam base (3), a connecting beam (4), a cross beam (5), an L-shaped positioning block (6), a vertical measuring surface (7), a horizontal measuring surface (8), an end plate (9), a finish machining surface (10), a bolt hole (11), a light pressure module positioning seat (12), a circular bulge (13), a concave bearing platform (14), a centering arm (15) and a bolt limiting seat (16); wherein the content of the first and second substances,
the end beam (2) is of a box-shaped structure, is connected with the connecting beam (4) and the cross beam (5) to form a base frame of the base body (1), and the end beam base (3) is arranged at the bottom of the base frame of the base body (1) and fixes the base body (1) on a foundation;
the connecting beam (4) is of a double-web H-shaped section structure;
the cross beam (5) is a rectangular cross section and is arranged between the connecting beams (4);
the L-shaped positioning block (6) is arranged at the top positions of the end beam (2), the connecting beam (4) and the cross beam (5) and is provided with a vertical measuring surface (7) and a horizontal measuring surface (8);
the end plates (9) are respectively positioned at corresponding positions of the end beams (2), the connecting beams (4) and the cross beams (5) and are used for connecting all the parts into a whole;
fine machining surfaces (10) are arranged on the connecting surfaces of the end plates (9), the end beam base (3) and the light pressure module positioning seat (12);
bolt holes (11) are respectively formed in the end plate (9), the end beam base (3) and the light pressure module positioning seat (12) and used for connecting parts;
the light-pressure module positioning seat (12) is of a rectangular block structure and is arranged at the top of the cross beam (5), a circular bulge (13) is arranged at the bottom of the light-pressure module positioning seat, a concave bearing platform (14) matched with the circular bulge is arranged at the top of the cross beam (5), and the light-pressure module positioning seat is fixed at the top of the cross beam (5) by bolts;
the centering arm (15) is of a triangular structure and is arranged on the side faces of the end beam (2) and the connecting beam (4), and a bolt limiting seat (16) matched with the centering arm is welded on the foundation embedded part (19).
The integral base of the light pressing module of the vertical continuous casting machine; the fine machining surfaces (10) of the end beam (2), the connecting beam (4) and the cross beam (5) are machined on the basis of a vertical measuring surface (7) of the L-shaped positioning block (6), and the machining parallelism error is 0.2mm; and the finish machining surfaces (10) positioned on the end beam base (3) and the light pressing module positioning seat (12) are machined by taking a horizontal measuring surface (8) of the L-shaped positioning block (6) as a reference, and the machining parallelism error is 0.2mm and the flatness error is 0.1mm.
The integral base of the light pressing module of the vertical continuous casting machine; the machining accuracy of the finished surface (10) is obtained by removing the material, and the maximum value of the surface roughness Ra is 3.2 mu m.
The integral base of the light pressing module of the vertical continuous casting machine; the machining error between the center of a concave bearing platform (14) of the light-pressure module positioning seat (12) and a vertical measuring surface (7) of an L-shaped positioning block (6) at the top of the cross beam (5) is +/-0.1 mm.
The integral base of the light pressing module of the vertical continuous casting machine; the control lines of the longitudinal center (18) and the transverse center (17) of the base body (1) are superposed with the vertical measuring surface (7) of the L-shaped positioning block (6), and the machining error of the vertical measuring surface (7) of the L-shaped positioning block (6) between adjacent casting flows is +/-0.2 mm.
The integral base of the light pressing module of the vertical continuous casting machine; the precision error of the adjacent bolt holes (11) of each part of the base body (1) is +/-0.1 mm.
The method for adjusting the integral base of the vertical continuous casting light-pressure module comprises the following steps
taking vertical measuring surfaces (7) of L-shaped positioning blocks (6) on two connecting beams (4) positioned on the outer side of the base body (1) as a positioning reference, throwing an auxiliary transverse center line away from a transverse center (17), detecting the distance from the auxiliary transverse center line to the vertical measuring surfaces (7) of the L-shaped positioning blocks (6), and adjusting the position of the base body (1) to enable the base body to meet the design requirement;
the method comprises the steps that a vertical measuring surface (7) of an L-shaped positioning block (6) on an end beam (2) and a cross beam (5) of a base body (1) is used as a positioning reference, an auxiliary longitudinal center line away from a longitudinal center (18) is projected, the distance from the auxiliary longitudinal center line to the vertical measuring surface (7) of the L-shaped positioning block (6) is detected, and the base body (1) is adjusted to reach the design requirement;
after the longitudinal central line (18) and the transverse central line (17) of the base body (1) are adjusted, centering arms (15) are installed in the middle positions of the two connecting beams (4) and the two end beams (2) on the outer side of the base body (1), a bolt limiting seat (16) is welded on a foundation embedded part (19), and finally bolts on the bolt limiting seat (16) are tightly propped against the centering arms (15);
an adjusting gasket (20) is arranged on a concave bearing platform (14) at the top of the cross beam (5), then the light-pressure module positioning seat (12) is arranged on the concave bearing platform (14), and the height of the light-pressure module positioning seat (12) reaches the design requirement by adjusting the thickness of the adjusting gasket (20), so that the adjustment of the base body (1) is finally completed.
Claims (7)
1. An integral base of a light-pressing module of a vertical continuous casting machine; the method is characterized in that: the device comprises an end beam (2), an end beam base (3), a connecting beam (4), a cross beam (5), an L-shaped positioning block (6), a vertical measuring surface (7), a horizontal measuring surface (8), an end plate (9), a finish machining surface (10), a bolt hole (11), a light-pressure module positioning seat (12), a circular bulge (13), a concave bearing platform (14), a centering arm (15) and a bolt limiting seat (16); wherein the content of the first and second substances,
the end beam (2) is of a box-shaped structure, is connected with the connecting beam (4) and the cross beam (5) to form a base frame of the base body (1), and the end beam base (3) is arranged at the bottom of the base frame of the base body (1) and fixes the base body (1) on a foundation;
the connecting beam (4) is of a double-web H-shaped section structure;
the cross beam (5) is a rectangular cross section and is arranged between the connecting beams (4);
the L-shaped positioning block (6) is arranged at the top positions of the end beam (2), the connecting beam (4) and the cross beam (5) and is provided with a vertical measuring surface (7) and a horizontal measuring surface (8);
the end plates (9) are respectively positioned at corresponding positions of the end beams (2), the connecting beams (4) and the cross beams (5) and are used for connecting all the parts into a whole;
fine machining surfaces (10) are arranged on the connecting surfaces of the end plates (9), the end beam base (3) and the light pressure module positioning seat (12);
bolt holes (11) are respectively formed in the end plate (9), the end beam base (3) and the light pressure module positioning seat (12) and are used for connecting parts;
the light-pressure module positioning seat (12) is of a rectangular block structure and is arranged at the top of the cross beam (5), a circular bulge (13) is arranged at the bottom of the light-pressure module positioning seat, a concave bearing platform (14) matched with the circular bulge is arranged at the top of the cross beam (5), and the light-pressure module positioning seat is fixed at the top of the cross beam (5) by bolts;
the centering arm (15) is of a triangular structure and is arranged on the side faces of the end beam (2) and the connecting beam (4), and a bolt limiting seat (16) matched with the centering arm is welded on the foundation embedded part (19).
2. The integral base of the vertical continuous caster light press module of claim 1; the method is characterized in that: the fine machining surfaces (10) of the end beam (2), the connecting beam (4) and the cross beam (5) are machined on the basis of a vertical measuring surface (7) of the L-shaped positioning block (6), and the machining parallelism error is 0.2mm; the finish machining surfaces (10) positioned on the end beam base (3) and the light pressure module positioning seat (12) are machined by taking a horizontal measuring surface (8) of the L-shaped positioning block (6) as a reference, and the machining parallelism error is 0.2mm and the flatness error is 0.1mm.
3. The integral base of the vertical continuous caster light press module of claim 1 or 2; the method is characterized in that: the machining precision of the finish machining surface (10) is obtained by removing materials, and the maximum value of the surface roughness Ra is 3.2 mu m.
4. The integral base of the light-press module of the vertical continuous casting machine according to claim 1; the method is characterized in that: the machining error between the center of a concave bearing platform (14) of the light-pressure module positioning seat (12) and a vertical measuring surface (7) of an L-shaped positioning block (6) at the top of the cross beam (5) is +/-0.1 mm.
5. The integral base of the light-press module of the vertical continuous casting machine according to claim 1; the method is characterized in that: the control lines of the longitudinal center (18) and the transverse center (17) of the base body (1) are superposed with the vertical measuring surfaces (7) of the L-shaped positioning blocks (6) on each longitudinal ray or each transverse ray, and the machining error of the vertical measuring surfaces (7) of the L-shaped positioning blocks (6) between adjacent casting flows is +/-0.2 mm.
6. The integral base of the vertical continuous caster light press module of claim 1; the method is characterized in that: the precision error of the adjacent bolt holes (11) of each part of the base body (1) is +/-0.1 mm.
7. The method for adjusting the integral base of the light pressure module of the vertical continuous casting machine as claimed in claim 1, wherein the method comprises the following steps: comprises that
Step 1, adjusting the transverse center (17) of the base body (1):
taking vertical measuring surfaces (7) of L-shaped positioning blocks (6) on two connecting beams (4) positioned on the outer side of the base body (1) as a positioning reference, throwing an auxiliary transverse center line away from a transverse center (17), detecting the distance from the auxiliary transverse center line to the vertical measuring surfaces (7) of the L-shaped positioning blocks (6), and adjusting the position of the base body (1) to enable the base body to meet the design requirement;
step 2, adjusting the longitudinal center (18) of the base body (1):
the method comprises the steps that a vertical measuring surface (7) of an L-shaped positioning block (6) on an end beam (2) and a cross beam (5) of a base body (1) is used as a positioning reference, an auxiliary longitudinal center line away from a longitudinal center (18) is projected, the distance from the auxiliary longitudinal center line to the vertical measuring surface (7) of the L-shaped positioning block (6) is detected, and the base body (1) is adjusted to reach the design requirement;
step 3, installing a centering arm (15):
after a longitudinal center (18) and a transverse center (17) of the base body (1) are well adjusted, centering arms (15) are installed in the middle positions of two connecting beams (4) and two end beams (2) on the outer side of the base body (1), bolt limiting seats (16) are welded on a foundation embedded part (19), and finally bolts on the bolt limiting seats (16) are tightly propped against the centering arms (15);
step 4, installing and adjusting the light pressure module positioning seat (12):
an adjusting gasket (20) is arranged on a concave bearing platform (14) at the top of the cross beam (5), then the light-pressure module positioning seat (12) is arranged on the concave bearing platform (14), and the height of the light-pressure module positioning seat (12) reaches the design requirement by adjusting the thickness of the adjusting gasket (20), so that the adjustment of the base body (1) is finally completed.
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| CN113669562B (en) * | 2021-07-30 | 2023-11-10 | 上海二十冶建设有限公司 | Adjusting device for foundation slab of crystallizer of continuous casting machine and using method |
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