阅读说明：本技术 一种连铸机结晶器基础底板调整装置及使用方法 (Adjusting device for crystallizer foundation slab of continuous casting machine and using method ) 是由 黄轶 阳代茂 甘晓峰 张银峰 崔海洲 于 2021-07-30 设计创作，主要内容包括：本发明是一种连铸机结晶器基础底板调整装置；包括矩形框架、高度调整机构、标高测量块、中心定位板、连接板、定位销、固定螺栓,矩形框架为H型钢制作而成,在其内侧设置有斜撑提高其整体强度；高度调整机构由槽钢制作而成,槽钢内安装有固定螺帽并在螺帽位置的槽钢上开设有通孔用于安装调整螺栓；标高测量块为矩形块结构,精加工处理可用于高精度测量；中心定位板、连接板为矩形钢板；定位销为圆柱体结构；固定螺栓为普通全丝扣螺栓。本发明使用一种连铸机结晶器基础底板调整装置进行设备安装,将分散单独进行调整的结晶器基础底板连接成一个整体进行调整,调整装置以其较高的加工精度实现了结晶器基础底板的精确定位。(The invention relates to a base bottom plate adjusting device of a crystallizer of a continuous casting machine; the height-adjustable positioning device comprises a rectangular frame, a height adjusting mechanism, an elevation measuring block, a central positioning plate, a connecting plate, a positioning pin and a fixing bolt, wherein the rectangular frame is made of H-shaped steel, and an inclined strut is arranged on the inner side of the rectangular frame to improve the overall strength of the rectangular frame; the height adjusting mechanism is made of channel steel, a fixed nut is installed in the channel steel, and a through hole is formed in the channel steel at the position of the nut and used for installing an adjusting bolt; the elevation measuring block is of a rectangular block structure, and fine machining can be used for high-precision measurement; the central positioning plate and the connecting plate are rectangular steel plates; the positioning pin is of a cylindrical structure; the fixing bolt is a common full-thread bolt. The invention uses the crystallizer foundation slab adjusting device of the continuous casting machine for equipment installation, the crystallizer foundation slabs which are separately and separately adjusted are connected into a whole for adjustment, and the adjusting device realizes the accurate positioning of the crystallizer foundation slabs with higher processing precision.)

1. A conticaster crystallizer foundation slab adjusting device, characterized by: comprises a rectangular frame (2), a height adjusting mechanism (3), an elevation measuring block (4), a central positioning plate (5), a connecting plate (6), a positioning pin (10) and a fixing bolt (11), wherein,

the rectangular frame (2) is made of H-shaped steel, and the inner side of the rectangular frame is provided with an inclined strut to improve the overall strength of the rectangular frame;

the height adjusting mechanism (3) is made of channel steel, a fixed nut (16) is installed in the channel steel, and a through hole is formed in the channel steel at the position of the nut (16) and used for installing an adjusting bolt (17);

the elevation measuring block (4) is of a rectangular block structure, and fine machining can be used for high-precision measurement;

the central positioning plate (5) and the connecting plate (6) are rectangular steel plates

The positioning pin (10) is of a cylindrical structure;

the fixing bolt (11) is a common full-thread bolt.

2. The use method of the adjusting device for the foundation slab of the crystallizer of the continuous casting machine as claimed in claim 1, is characterized in that: comprises that

Step 1, arranging bolt holes (12) and positioning pin holes (13)

The method is characterized in that a bolt hole (12) and a positioning pin hole (13) are formed in a base bottom plate (7) of a crystallizer of a continuous casting machine and are used for being connected and positioned with a rectangular frame (2), in order to ensure that the hole is accurately formed by taking a notch of a T-shaped locking bolt (8) on the base bottom plate (7) as a positioning reference, the bolt hole (12) and the positioning pin hole (13) are formed in the base bottom plate (7), and the error between the transverse center distance and the longitudinal center distance of the bolt hole (12) and the positioning pin hole (13) and the notch of the T-shaped locking bolt (8) is controlled to be +/-0.1 mm; a threaded screw thread needs to be processed in the bolt hole (12), and a smooth circular structure is arranged in the positioning pin hole (13);

step 2, setting the foundation slab adjusting device (1)

The method comprises the following steps that H-shaped steel is adopted to manufacture a rectangular frame (2), a connecting plate (6) is arranged at the bottom of the rectangular frame (2) and used for fixing a base bottom plate (7) of a crystallizer of a continuous casting machine, an elevation measuring block (4) is arranged at the top of the rectangular frame (2) and used for elevation measurement, and a central positioning plate (5) is arranged at the top of the rectangular frame (2) and used for central adjustment;

firstly, processing a connecting plate (6) at the bottom of a rectangular frame (2) to enable the surface of the connecting plate to be flat, then processing a top elevation measuring block (4) by taking the lower surface of the processed connecting plate (6) as a reference, wherein the distance error between the two is controlled to be +/-0.1 mm, and the parallelism error is controlled to be 0.2 mm; casting a datum line (14) and a casting center line (15) of a continuous casting machine on a central positioning plate (5), then casting a bolt hole (12), a positioning pin hole (13) and a T-shaped locking bolt (8) mounting hole on a connecting plate (6) at the bottom of a rectangular frame (2) by taking a central point on the central positioning plate (5) as a reference, and controlling the machining precision of longitudinal and transverse distances between all openings on adjacent connecting plates (6) according to +/-0.1 mm; finally, welding upper height adjusting mechanisms (3) on two sides of the bottom of the rectangular frame (2);

step 3, adjusting the foundation slab (7)

Installing a foundation bottom plate (7) on a connecting plate (6) at the bottom of a foundation base adjusting device (1) by using a fixing bolt (11) and a T-shaped locking bolt (8), driving a positioning pin (10), after the foundation bottom plate (7) is completely installed on the connecting plate (6), locating the foundation bottom plate and the foundation base adjusting device (1) on the basis, installing a foundation bolt (9) on the foundation bottom plate (7), checking the error between a casting center line (15) and a casting machine datum line (14) and a central mark point of a central positioning plate (5) to enable the casting center line and the central mark point to be in accordance with a design value, using an elevation measuring block (4) as a checking reference, firstly adjusting the elevation of the foundation bottom plate (7) by using a height adjusting mechanism (3), screwing an adjusting bolt (17) clockwise, and enabling the foundation base adjusting device (1) to move upwards under the driving of a fixing nut (16) thread when the bottom of the adjusting bolt (17) is abutted against the foundation, the adjusting bolt (17) is screwed out anticlockwise, so that the adjusting device (1) of the base can move downwards; when the elevation of the detection elevation measuring block (4) accords with the design size, firstly, the foundation bolt (9) is grouted for one time and fixed on the foundation, after the strength of grouting material reaches the design value, the foundation bolt (9) is fastened to reach the specified torque, the error between the center mark point of the center positioning plate (5) and the datum line (14) of the continuous casting machine and the error between the center mark point of the casting machine and the datum line (15) of the casting flow are checked again, meanwhile, a level gauge is erected on the elevation measuring block (4) to check the levelness, and after all detections accord with the design requirements, the foundation base adjusting device (1) is dismantled to complete the installation and adjustment of the foundation base plate (7).

Technical Field

The invention relates to the technical field of installation of continuous casting equipment, in particular to a device for adjusting a base bottom plate of a crystallizer of a continuous casting machine and a using method.

Background

The base plate of the crystallizer of the continuous casting machine is used as a key component for positioning the crystallizer of the continuous casting machine, the positioning precision requirement is high, but the distance between the base plate and the base plate is large, and the traditional method adopts a support to hang a steel wire suspension weight and uses an inside micrometer to detect. The adjusting method is greatly influenced by human factors, and is not beneficial to improving the installation precision. How to change the adjustment method to improve the detection precision becomes a construction technical problem which is urgently needed to be solved by the installation of the crystallizer foundation base plate of the continuous casting machine.

Disclosure of Invention

The invention aims to overcome the defects and provides a device for adjusting a base plate of a crystallizer of a continuous casting machine and a using method thereof.

In order to achieve the above object, the present invention is realized by:

a conticaster crystallizer foundation bottom plate adjusting device comprises a rectangular frame (2), a height adjusting mechanism (3), an elevation measuring block (4), a central positioning plate (5), a connecting plate (6), a positioning pin (10) and a fixing bolt (11), wherein,

the rectangular frame (2) is made of H-shaped steel, and the inner side of the rectangular frame is provided with an inclined strut to improve the overall strength of the rectangular frame;

the height adjusting mechanism (3) is made of channel steel, a fixed nut (16) is installed in the channel steel, and a through hole is formed in the channel steel at the position of the nut (16) and used for installing an adjusting bolt (17);

the elevation measuring block (4) is of a rectangular block structure, and fine machining can be used for high-precision measurement;

the central positioning plate (5) and the connecting plate (6) are rectangular steel plates

The positioning pin (10) is of a cylindrical structure;

the fixing bolt (11) is a common full-thread bolt.

The using method of the adjusting device for the base plate of the crystallizer of the continuous casting machine comprises the following steps

Step 1, arranging bolt holes (12) and positioning pin holes (13)

The method is characterized in that a bolt hole (12) and a positioning pin hole (13) are formed in a base bottom plate (7) of a crystallizer of a continuous casting machine and are used for being connected and positioned with a rectangular frame (2), in order to ensure that the hole is accurately formed by taking a notch of a T-shaped locking bolt (8) on the base bottom plate (7) as a positioning reference, the bolt hole (12) and the positioning pin hole (13) are formed in the base bottom plate (7), and the error between the transverse center distance and the longitudinal center distance of the bolt hole (12) and the positioning pin hole (13) and the notch of the T-shaped locking bolt (8) is controlled to be +/-0.1 mm; a threaded screw thread needs to be processed in the bolt hole (12), and a smooth circular structure is arranged in the positioning pin hole (13);

step 2, setting the foundation slab adjusting device (1)

The method is characterized in that a rectangular frame (2) is made of H-shaped steel, a connecting plate (6) is arranged at the bottom of the rectangular frame (2) and used for fixing a base bottom plate (7) of a crystallizer of a continuous casting machine, an elevation measuring block (4) is arranged at the top of the rectangular frame (2) and used for elevation measurement, and a central positioning plate (5) is arranged at the top of the rectangular frame (2) and used for central adjustment. Firstly, processing a connecting plate (6) at the bottom of a rectangular frame (2) to enable the surface of the connecting plate to be flat, then processing a top elevation measuring block (4) by taking the lower surface of the processed connecting plate (6) as a reference, wherein the distance error between the two is controlled to be +/-0.1 mm, and the parallelism error is controlled to be 0.2 mm; casting a datum line (14) position and a casting center line (15) of a continuous casting machine on a central positioning plate (5), then casting a bolt hole (12), a positioning pin hole (13) and a T-shaped locking bolt (8) mounting hole on a connecting plate (6) at the bottom of a rectangular frame (2) by taking a central point on the central positioning plate (5) as a reference, and controlling the machining precision of longitudinal and transverse distances between all openings on adjacent connecting plates (6) according to +/-0.1 mm; finally, welding upper height adjusting mechanisms (3) on two sides of the bottom of the rectangular frame (2);

step 3, adjusting the foundation slab (7)

Installing a foundation bottom plate (7) on a connecting plate (6) at the bottom of a foundation base adjusting device (1) by using a fixing bolt (11) and a T-shaped locking bolt (8), driving a positioning pin (10), after the foundation bottom plate (7) is completely installed on the connecting plate (6), locating the foundation bottom plate and the foundation base adjusting device (1) on the basis, installing a foundation bolt (9) on the foundation bottom plate (7), checking the error between a casting center line (15) and a casting machine datum line (14) and a central mark point of a central positioning plate (5) to enable the casting center line and the central mark point to be in accordance with a design value, using an elevation measuring block (4) as a checking reference, firstly adjusting the elevation of the foundation bottom plate (7) by using a height adjusting mechanism (3), screwing an adjusting bolt (17) clockwise, and enabling the foundation base adjusting device (1) to move upwards under the driving of a fixing nut (16) thread when the bottom of the adjusting bolt (17) is abutted against the foundation, the adjusting bolt (17) is screwed out anticlockwise, so that the adjusting device (1) of the base can move downwards; when the elevation of the detection elevation measuring block (4) accords with the design size, firstly, the foundation bolt (9) is grouted for one time and fixed on the foundation, after the strength of grouting material reaches the design value, the foundation bolt (9) is fastened to reach the specified torque, the error between the center mark point of the center positioning plate (5) and the datum line (14) of the continuous casting machine and the error between the center mark point of the casting machine and the datum line (15) of the casting flow are checked again, meanwhile, a level gauge is erected on the elevation measuring block (4) to check the levelness, and after all detections accord with the design requirements, the foundation base adjusting device (1) is dismantled to complete the installation and adjustment of the foundation base plate (7).

The invention uses the crystallizer foundation slab adjusting device of the continuous casting machine for equipment installation, the crystallizer foundation slabs which are separately and separately adjusted are connected into a whole for adjustment, and the adjusting device realizes the accurate positioning of the crystallizer foundation slabs with higher processing precision. The center positioning plate and the elevation measuring block are arranged on the adjusting device, so that an accurate detection reference is provided for equipment adjustment. The height adjusting mechanism can quickly adjust the elevation of the crystallizer foundation slab, and the adjusting precision of the crystallizer foundation slab is improved.

Drawings

FIG. 1 is a schematic view of the positioning pin holes of the foundation slab.

Fig. 2 is a schematic view of the base plate.

Fig. 3 is a schematic view of the height adjustment mechanism.

Fig. 4 is a schematic view of the adjustment of the base plate.

In the figure: the device comprises a foundation slab adjusting device (1), a rectangular frame (2), a height adjusting mechanism (3), an elevation measuring block (4), a central positioning plate (5), a connecting plate (6), a foundation slab (7), T-shaped locking bolts (8), foundation bolts (9), positioning pins (10), fixing bolts (11), bolt holes (12), positioning pin holes (13), a continuous casting machine datum line (14), a casting flow central line (15), fixing nuts (16) and adjusting bolts (17).

Detailed Description

The invention is further illustrated by the following specific examples.

As shown in figures 1 to 4, a base plate adjusting device for a crystallizer of a continuous casting machine comprises a rectangular frame (2), a height adjusting mechanism (3), an elevation measuring block (4), a central positioning plate (5), a connecting plate (6), a positioning pin (10) and a fixing bolt (11), wherein,

the rectangular frame (2) is made of H-shaped steel, and the inner side of the rectangular frame is provided with an inclined strut to improve the overall strength of the rectangular frame;

the height adjusting mechanism (3) is made of channel steel, a fixed nut (16) is installed in the channel steel, and a through hole is formed in the channel steel at the position of the nut (16) and used for installing an adjusting bolt (17);

the elevation measuring block (4) is of a rectangular block structure, and fine machining can be used for high-precision measurement;

the central positioning plate (5) and the connecting plate (6) are rectangular steel plates

The positioning pin (10) is of a cylindrical structure;

the fixing bolt (11) is a common full-thread bolt.

The using method of the adjusting device for the base plate of the crystallizer of the continuous casting machine comprises the following steps

Step 1, arranging bolt holes (12) and positioning pin holes (13)

The method is characterized in that a bolt hole (12) and a positioning pin hole (13) are formed in a base bottom plate (7) of a crystallizer of a continuous casting machine and are used for being connected and positioned with a rectangular frame (2), in order to ensure that the hole is accurately formed by taking a notch of a T-shaped locking bolt (8) on the base bottom plate (7) as a positioning reference, the bolt hole (12) and the positioning pin hole (13) are formed in the base bottom plate (7), and the error between the transverse center distance and the longitudinal center distance of the bolt hole (12) and the positioning pin hole (13) and the notch of the T-shaped locking bolt (8) is controlled to be +/-0.1 mm; a threaded screw thread needs to be processed in the bolt hole (12), and a smooth circular structure is arranged in the positioning pin hole (13);

step 2, setting the foundation slab adjusting device (1)

The method is characterized in that a rectangular frame (2) is made of H-shaped steel, a connecting plate (6) is arranged at the bottom of the rectangular frame (2) and used for fixing a base bottom plate (7) of a crystallizer of a continuous casting machine, an elevation measuring block (4) is arranged at the top of the rectangular frame (2) and used for elevation measurement, and a central positioning plate (5) is arranged at the top of the rectangular frame (2) and used for central adjustment. Firstly, processing a connecting plate (6) at the bottom of a rectangular frame (2) to enable the surface of the connecting plate to be flat, then processing a top elevation measuring block (4) by taking the lower surface of the processed connecting plate (6) as a reference, wherein the distance error between the two is controlled to be +/-0.1 mm, and the parallelism error is controlled to be 0.2 mm; casting a datum line (14) position and a casting center line (15) of a continuous casting machine on a central positioning plate (5), then casting a bolt hole (12), a positioning pin hole (13) and a T-shaped locking bolt (8) mounting hole on a connecting plate (6) at the bottom of a rectangular frame (2) by taking a central point on the central positioning plate (5) as a reference, and controlling the machining precision of longitudinal and transverse distances between all openings on adjacent connecting plates (6) according to +/-0.1 mm; finally, welding upper height adjusting mechanisms (3) on two sides of the bottom of the rectangular frame (2);

step 3, adjusting the foundation slab (7)

Installing a foundation bottom plate (7) on a connecting plate (6) at the bottom of a foundation base adjusting device (1) by using a fixing bolt (11) and a T-shaped locking bolt (8), driving a positioning pin (10), after the foundation bottom plate (7) is completely installed on the connecting plate (6), locating the foundation bottom plate and the foundation base adjusting device (1) on the basis, installing a foundation bolt (9) on the foundation bottom plate (7), checking the error between a casting center line (15) and a casting machine datum line (14) and a central mark point of a central positioning plate (5) to enable the casting center line and the central mark point to be in accordance with a design value, using an elevation measuring block (4) as a checking reference, firstly adjusting the elevation of the foundation bottom plate (7) by using a height adjusting mechanism (3), screwing an adjusting bolt (17) clockwise, and enabling the foundation base adjusting device (1) to move upwards under the driving of a fixing nut (16) thread when the bottom of the adjusting bolt (17) is abutted against the foundation, the adjusting bolt (17) is screwed out anticlockwise, so that the adjusting device (1) of the base can move downwards; when the elevation of the detection elevation measuring block (4) accords with the design size, firstly, the foundation bolt (9) is grouted for one time and fixed on the foundation, after the strength of grouting material reaches the design value, the foundation bolt (9) is fastened to reach the specified torque, the error between the center mark point of the center positioning plate (5) and the datum line (14) of the continuous casting machine and the error between the center mark point of the casting machine and the datum line (15) of the casting flow are checked again, meanwhile, a level gauge is erected on the elevation measuring block (4) to check the levelness, and after all detections accord with the design requirements, the foundation base adjusting device (1) is dismantled to complete the installation and adjustment of the foundation base plate (7).

The invention uses the crystallizer foundation slab adjusting device of the continuous casting machine for equipment installation, the crystallizer foundation slabs which are separately and separately adjusted are connected into a whole for adjustment, and the adjusting device realizes the accurate positioning of the crystallizer foundation slabs with higher processing precision. The center positioning plate and the elevation measuring block are arranged on the adjusting device, so that an accurate detection reference is provided for equipment adjustment. The height adjusting mechanism can quickly adjust the elevation of the crystallizer foundation slab, and the adjusting precision of the crystallizer foundation slab is improved.