CN217751939U

CN217751939U - Forming die for tundish current stabilizer

Info

Publication number: CN217751939U
Application number: CN202221746278.XU
Authority: CN
Inventors: 潘科
Original assignee: Suzhou Qianhua Intelligent Technology Co ltd
Current assignee: Suzhou Qianhua Intelligent Technology Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-08
Anticipated expiration: 2032-07-06

Abstract

The application discloses middle package forming die for stationary flow stabilizer includes: the centre form, the centre form constitutes a hollow enclosed construction in inside by a plurality of interior modules, and the both sides tip central point department of each interior module shaping respectively has along its thickness direction's arch or recess, and each interior module all passes through protruding and/or the recess is fixed with adjacent interior module cooperation. This application sets up semicircular groove and semicircular bulge through the side of module including and cooperates, and the centering can be played the positioning action easily in the assembling process of module and interior module including, between interior module and the interior module compaction, makes it difficult emergence of whole centre form structure shift at whole casting in-process. In the casting process, inconvenience in demolding is avoided, damage to the casting is not prone to occurring, and installation is simple and convenient.

Description

Tundish forming die for flow stabilizer

Technical Field

The invention relates to the technical field of mold forming, in particular to a forming mold for a tundish current stabilizer.

Background

The development of the steel industry is an important prop industry of national economy, becomes an important material foundation for the progress of the economic and social civilization of China, and the steel is used as an important basic raw material and plays a significant role in the economic development of various countries in the world. The tundish current stabilizer is a functional refractory material which is a middle link of a steelmaking production flow, is a refractory material container, firstly receives molten steel poured from a ladle, then is distributed to each crystallizer through a tundish nozzle, and is arranged at the bottom of a tundish impact area to stabilize the flow of the molten steel in the tundish nozzle area, prevent steel slag from being involved in the molten steel to cause the internal quality defect of a continuous casting billet, promote the floating of inclusions and reduce the splashing of the molten steel. The effect of the tundish current stabilizer is not negligible no matter the continuous casting operation is smoothly carried out or the molten steel quality is ensured to meet the requirements.

The current regulator adopts casting die utensil to cast, needs the maintenance after the product shaping, and the drawing of patterns time of product is in order to satisfy drawing of patterns intensity as the standard, and the form of die sinking is about adopting now more, carries out the drawing of patterns to the product, and the problem that nevertheless exists is: need the worker to prize the interior module with the instrument when taking off the centre form, because do not have good cooperation between interior module and the interior module, difficult drawing of patterns can lead to interior module to warp for a long time to influence the shaping of current regulator inner chamber structure.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the forming die for the tundish current stabilizer, the semicircular groove and the semicircular bulge are arranged on the side surface of the inner die block to be matched, the centering is easy to realize in the assembling process of the inner die block and the inner die block, and the compaction between the inner die block and the inner die block can play a positioning role, so that the whole inner die structure is not easy to shift in the whole casting process.

The technical scheme of the invention is as follows:

a forming die for a tundish current stabilizer comprises: the centre form, the centre form constitutes a hollow enclosed construction in inside by a plurality of interior modules, and the both sides tip central point department of each interior module shaping respectively has along its thickness direction's arch or recess, and each interior module all passes through protruding and/or the recess is fixed with adjacent interior module cooperation.

Optionally, the number of the inner modules is 6.

Alternatively, a projection is provided on one side of each inner module and a groove is provided on the other side thereof, and the respective inner modules are oriented in their sequence such that the projection and the groove are provided on the same side of the inner modules.

Optionally, the protrusions or the grooves are disposed on two sides of the inner modules distributed at intervals, and the grooves or the protrusions are disposed on two sides of the rest inner modules.

Optionally, the inner module is provided with a through hole which is arranged along the thickness direction of the inner module and penetrates through the inner module.

Optionally, the protrusion is a semicircular protrusion, and the groove is a semicircular groove.

Optionally, the inner module is made of a nylon material.

Optionally, the inner module further comprises a rubber sleeve for nesting at the outer side of the inner module.

Optionally, an inner mold supporting plate is arranged on the inner side of the inner mold block, and the inner mold supporting plate is formed by welding steel plates.

Optionally, the die further comprises an outer die, the outer die comprises an upper die and a lower die, the upper die and the lower die are connected through bolts and used for being coated on the outer side of the inner die, and the outer die is formed by welding steel plates with the thickness of 10 mm.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

(1) This application sets up semicircular groove and semicircular bulge through the side of including the module and cooperates, and the centering can be played the positioning action in the assembly process of module and interior module including easily between interior module and the interior module to the compaction, makes its whole centre form structure difficult emergence in whole casting process shift.

(2) When demoulding, the through hole of the inner module is pushed or stretched by external force, so that the inner module is easy to take out in the demoulding process, demoulding is easy, and blocking cannot occur;

(3) Through the interior module that adopts the nylon material, compare in traditional interior module, traditional interior module is generally by the steel sheet welding, has avoided the staff to pry the difficult problem of operation of interior module with the instrument at the centre form in-process of taking off, and the structure of centre form is indestructible, can guarantee the use that interior module relapse, has improved mould life to the cost of mould has been reduced.

Drawings

Fig. 1 is a front view of an inner mold of a forming mold for a tundish flow stabilizer according to an embodiment of the present application;

figure 2 is an assembly view of six inner blocks of the inner mold of figure 1;

FIG. 3 isbase:Sub>A schematic sectional view taken along section line A-A of FIG. 2;

FIG. 4 is an assembly view of a third inner module and a fourth inner module;

fig. 5 is a schematic sectional view taken along section line B-B in fig. 4.

Reference numerals

A first inner module-1, a second inner module-2, a third inner module-3, a fourth inner module-4,

a fifth inner module-5, a sixth inner module-6, a through hole-7, a bulge-8, a groove-9,

an inner mold-10, a rubber sleeve-20 and an inner mold support plate-30.

Detailed Description

The invention is further described with reference to the accompanying drawings and examples:

fig. 1 is a front view of an inner mold 10 of a forming mold for a tundish flow stabilizer according to an embodiment of the present application.

Fig. 2 is an assembly view of six inner blocks of the inner mold 10 shown in fig. 1; fig. 3 isbase:Sub>A schematic sectional view taken alongbase:Sub>A sectional linebase:Sub>A-base:Sub>A in fig. 2. Referring to fig. 2 to 3, an embodiment of the present application provides a forming mold for a tundish current stabilizer, including: the internal mold 10, the internal mold 10 constitutes an inside hollow enclosed construction by a plurality of interior modules, and the both sides tip central point department of each interior module shaping respectively has along its thickness direction protruding 8 or recess 9, and each interior module all passes through protruding 8 and/or recess 9 cooperates fixedly with adjacent interior module.

As shown in fig. 2, the number of the inner modules is 6, which are respectively a first inner module 1, a second inner module 2, a third inner module 3, a fourth inner module 4, a fifth inner module 5 and a sixth inner module 6. It should be noted that, a protrusion 8 may be provided on one side of each inner module, and a groove 9 may be provided on the other side thereof, and each inner module is arranged along its sequential direction such that the protrusion 8 and the groove 9 are provided on the same side of the inner module; it is also possible to provide protrusions 8 or grooves 9 on both sides of three spaced inner modules and to provide grooves 9 or protrusions 8 on both sides of the other three spaced inner modules. Fig. 4 is a schematic view of the assembly of the third inner module 3 and the fourth inner module 4; fig. 5 is a schematic sectional view taken along the section line B-B in fig. 4. As shown in fig. 4 and 5, the third inner module 3 and the fourth inner module 4 are assembled together, that is: the both sides of module 4 all set up arch 8 in the fourth, and module 3 is equipped with recess 9 with the adjacent side of module 4 in the fourth in the third to can make the cooperation assembly between module 3 in the third and the fourth module 4.

This application sets up semicircular groove 9 and semicircular bulge 8 through the side of module including and cooperates, and the centering can be played the positioning action easily in the assembly process of module and interior module including, between interior module and the interior module compaction, makes it difficult emergence of whole centre form 10 structure shift in whole casting in-process. In the casting process, inconvenience in demoulding the inner die 10 is avoided, the casting is not easy to damage, and the installation is simple and convenient.

As shown in fig. 3, the inner module is provided with a through hole 7 which is arranged along the thickness direction and penetrates through the inner module. Fig. 1 is a front view of an inner mold 10 of a forming mold for a tundish flow stabilizer according to an embodiment of the present application. Referring to fig. 1, the inner mold 10 further comprises a rubber sleeve 20 and an inner mold support plate 30, the rubber sleeve 20 is used to nest on the outer side of the inner mold. The inner mold support plate 30 is disposed on the inner side of the inner mold block, and the inner mold support plate 30 is formed by welding steel plates. All the inner modules are connected with the inner module supporting plate 30 by bolts, so that the installation is convenient, the positioning performance is good, and the movement is not easy to occur.

The centre form 10 is when the drawing of patterns, takes away centre form backup pad 30 at first, and the through-hole 7 of the internal module of rethread external force pushes away or tensile to deviate from interior module smoothly, make the interior module in drawing of patterns in-process taken out easily, easily drawing of patterns can not appear blocking and die, the problem that the mould could be deviate from can not appear pounding hard.

Referring to fig. 3, the protrusion 8 is a semicircular protrusion 8, and the groove 9 is a semicircular groove 9.

The inner module is made of nylon materials. The inner module made of nylon is not easy to deform, the use frequency of the die is greatly improved, and the manufacturing cost of the die is reduced. Through the interior module that adopts the nylon materials, compare in traditional interior module, traditional interior module is generally welded by the steel sheet, has avoided the staff to pry open the difficult problem of operation of interior module with the instrument at 10 in-processes in taking off the centre form, and the structure of centre form 10 is indestructible, can guarantee the use that interior module relapse, has improved mould life to the cost of mould has been reduced.

The forming die of the tundish current stabilizer further comprises an outer die, wherein the outer die comprises an upper die and a lower die, the upper die is connected with the lower die through bolts, and the upper die is coated on the outer side of the inner die 10. The inner die 10 is used for forming an inner cavity of the current stabilizer, the outer die is used for forming the outer surface and the bottom of the current stabilizer, and the outer die is formed by welding steel plates with the thickness of 10 mm.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a forming die for tundish current stabilizer which characterized in that includes: the inner die is of a hollow closed structure, the center positions of the two side end parts of each inner die are respectively provided with a bulge or a groove along the thickness direction, and each inner die is matched and fixed with the adjacent inner die through the bulge and/or the groove.

2. The mold for a tundish flow stabilizer according to claim 1, wherein the number of the inner modules is 6.

3. The mold for a tundish flow stabilizer according to claim 1, wherein a protrusion is provided on one side of each inner block and a groove is provided on the other side thereof, and each inner block is oriented in its sequence such that the protrusion and the groove are provided on the same side of the inner block.

4. The mold for a tundish flow stabilizer according to claim 2, wherein the protrusions or recesses are provided on both sides of the inner blocks which are spaced apart, and the recesses or protrusions are provided on both sides of the remaining inner blocks.

5. The mold as claimed in claim 1, wherein the inner mold block has a through hole formed along a thickness direction thereof and penetrating the inner mold block.

6. The mold for a tundish flow stabilizer according to claim 1, wherein the protrusion is a semicircular protrusion and the groove is a semicircular groove.

7. The mold as claimed in claim 1, wherein the inner mold block is made of nylon.

8. The mold for a tundish flow stabilizer according to claim 1, further comprising a rubber sleeve adapted to nest on the outside of the inner block.

9. The forming mold for the tundish flow stabilizer according to claim 1, wherein an inner mold supporting plate is arranged on the inner side of the inner mold block, and the inner mold supporting plate is formed by welding steel plates.

10. The forming die for the tundish current stabilizer according to any one of claims 1 to 9, further comprising an outer die, wherein the outer die comprises an upper die and a lower die, the upper die and the lower die are connected through bolts and used for coating the outer side of the inner die, and the outer die is formed by welding steel plates with the thickness of 10 mm.