CN211054004U

CN211054004U - Air brick mold

Info

Publication number: CN211054004U
Application number: CN201921917895.XU
Authority: CN
Inventors: 杨先静; 杨先虎; 杨先雷; 潘聚忠; 杨超
Original assignee: Jinan Haotian Kiln Engineering Materials Co ltd
Current assignee: Jinan Haotian Kiln Engineering Materials Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-21
Anticipated expiration: 2029-11-07

Abstract

The utility model relates to a ventilating brick mould, belonging to the technical field of ventilating brick moulds, which comprises an inner mould component and an outer mould component, the inner membrane subassembly includes die block and iron sheet lining, the circumference face fixedly connected with holding ring on the upper portion of die block, vertical locating hole has been seted up to the holding ring, the solid fixed ring of outside fixedly connected with of the bottom of iron sheet lining, the vertical hoist and mount screw of solid fixed ring fixedly connected with axis, the outer mold subassembly includes left half-die and right half-die, through screwed connection between left half-die and the right half-die, the inboard fixedly connected with go-between of the bottom of left half-die and right half-die, the go-between begins to extend to the direction level that is close to self axis from the bottom of left half-die and right half-die, the U-shaped hole has been seted up to the go-between, the hoist and mount screw passes U-shaped hole and locating hole in proper.

Description

Air brick mold

Technical Field

The utility model belongs to the technical field of the technique of air brick mould and specifically relates to an air brick mould is related to.

Background

In the prior metallurgical production process, ladle argon blowing refining is the most main refining form in molten steel refining, and high-purity argon is blown into molten steel through air bricks to achieve the refining purposes of homogenizing molten steel components and temperature, promoting inclusion floating, desulfurizing and degassing. Therefore, the air brick is the most key functional element in ladle argon blowing refining, the success or failure of argon blowing is directly related to whether molten steel refining is carried out smoothly, and the air brick is usually formed in an air brick die; the air brick comprises a brick seat, a brick core, an air permeable pipe and an iron sheet lining, wherein the iron sheet lining is coated on the circumferential surface of the brick core and is arranged in the brick seat, a plurality of air gaps are longitudinally arranged in the brick core, one end of the air permeable pipe is embedded in the brick core and communicated with the air gaps, and the other end of the air permeable pipe extends out of the brick seat.

The existing Chinese patent with reference to publication number CN207616839U discloses a gas brick casting mold, which comprises a bottom plate, a bracket, a shell, a pressing wheel and a slit filler fixing piece; the shell comprises a truncated cone-shaped side surface, an upper pressing ring and a lower pressing ring and is composed of two half bodies spliced along a vertical dividing line, and the shell is fixed on the bottom plate to form a pouring cavity; the bottom end of the support is connected with the bottom plate, the upper end of the support is supported with a compaction wheel and a slit filler fixing piece, and the compaction wheel and the bottom plate form a breathable brick core clamp; the upper surface of the bottom plate is provided with a groove matched with the top surface of the air brick core, and the bottom plate is provided with a slit corresponding to the slit filler fixing piece.

The working process is as follows: the air brick core is clamped between the bottom plate 1 and the pressing wheel 4, the slit filler is connected between the slit filler fixing piece 5 and the bottom plate 1, the shell 2 is fixedly connected with the bottom plate 1, the air brick seat brick casting material is cast in a casting cavity formed among the shell 2, the bottom plate 1 and the air brick core, and the shell 2 is disassembled after molding to obtain the built-in integral air brick.

The above prior art solutions have the following drawbacks: after the air brick core is molded, the air brick core is placed between the bottom plate and the pressing wheel to pour the brick seat, so that the molding of the brick core and the brick seat is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a make air brick mould that air brick shaping step is simple and convenient.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a gas permeable brick mould, including centre form subassembly and outer mold assembly, the inner mold subassembly includes die block and iron sheet lining, circumference face fixedly connected with holding ring on the upper portion of die block, vertical locating hole has been seted up to the holding ring, the solid fixed ring of outside fixedly connected with of the bottom of iron sheet lining, the vertical hoist and mount screw of solid fixed ring fixedly connected with axis, the outer mold subassembly includes left half mould and right half mould, through screwed connection between left half mould and the right half mould, the inboard fixedly connected with go-between of the bottom of left half mould and right half mould, the go-between begins to extend to the direction level that is close to self axis from the bottom of left half mould and right half mould, U-shaped hole has been seted up to the go-between, the hoist and mount screw passes.

By adopting the technical scheme, the left half die and the right half die are fixedly connected through the screws, then the U-shaped hole is opposite to the positioning hole, then the iron sheet lining is vertically moved downwards, the hoisting screws are vertically inserted into the U-shaped hole and the positioning hole, then the positioning nuts are screwed with the hoisting screws from the bottoms of the hoisting screws, and the hoisting screws fix the iron sheet lining and the left half die and the right half die, so that the stability among the iron sheet lining and the left half die and the right half die is ensured; pouring a brick core pouring material into the iron sheet lining to form a brick core, pouring a brick seat pouring material between the iron sheet lining and the left half die and the right half die and the upper part of the iron sheet lining when the brick core is not formed or after the brick core is formed, after the pouring materials in the left half die and the right half die are formed, pouring the air brick, then screwing down the positioning nut from the fixing screw, detaching the screw between the left half die and the right half die to enable the left half die and the right half die to be away from each other, sliding out the U-shaped hole from the positioning nut, taking down the air brick from the bottom die, and finishing the pouring; the whole pouring process enables the pouring of the brick core and the pouring of the brick seat to be carried out at the same position, the brick seat can be poured without installing and positioning the brick core, the left half die and the right half die, and the effect of enabling the forming steps of the air brick to be simple and convenient is achieved.

The utility model discloses further set up to: the upper surface of the bottom die is provided with an arc-shaped groove, and the connecting ring is provided with a notch matched with the edge of the arc-shaped groove from the position close to the axis of the right half die.

Through adopting above-mentioned technical scheme, when pouring the brick core, the brick core pouring material falls to the arc wall after opening from the top of iron sheet lining in, the setting of breach makes the go-between can not cause the hindrance to the whereabouts of brick core pouring material, and the brick core that makes the formation gives vent to anger the end and be the arc surface, has increased the brick core and has given vent to anger the surface area of end, makes the surface area grow that the bubble takes place, has increased the distribution range of bubble, is favorable to improving the effect of driving impurity in the molten steel.

The utility model discloses further set up to: the iron sheet lining is gradually in a necking shape from top to bottom and then is gradually in an opening shape, and the position with the smallest diameter of the section of the iron sheet lining is the neck.

By adopting the technical scheme, the brick core is gradually flared from the neck to the end face which is flush with one end of the brick seat, so that the area of the end part of the brick core which is flush with the end face of the brick seat is larger, the area of the end face of the air outlet end of the brick core is larger, and the surface area of bubbles is larger; the circumference face of brick core is located to the iron sheet bush, and the outer wall butt of brick seat and iron sheet lining, and the neck is gone into to the position card of neck to the brick seat, plays limiting displacement to the brick core for the brick core is difficult for breaking away from the brick seat.

The utility model discloses further set up to: and a vertical reinforcing groove is formed in the position of the neck part in the direction away from the axis of the iron sheet lining.

By adopting the technical scheme, the reinforcing groove enlarges the inner area of the horizontal section of the neck part of the iron sheet lining, thereby being beneficial to the downward movement of the brick core casting material at the neck part; the enlargement of the internal area of the horizontal section of the neck part enables the neck section area of the formed brick core to be large, and the position strength of the neck part of the brick core is improved.

The utility model discloses further set up to: the reinforcing grooves are uniformly distributed around the axis of the iron sheet lining.

By adopting the technical scheme, the downward movement of the brick core castable at each position on the circumferential direction of the neck part is more uniform; and the outer wall of the formed brick core is uniformly reinforced everywhere.

The utility model discloses further set up to: die block fixedly connected with compresses tightly the subassembly, compresses tightly the subassembly and includes pressure strip and solid fixed cylinder, and the vertical pressure cylinder of die block fixedly connected with compresses tightly the cylinder, and the piston rod end fixedly connected with solid fixed cylinder of pressure cylinder, solid fixed cylinder's opening is downward, and solid fixed cylinder is located the iron sheet lining directly over, and solid fixed cylinder threaded connection has the fixed screw, and gu fixed cylinder interpolation is equipped with the permeability cell, pressure strip and permeability cell fixed connection.

By adopting the technical scheme, the top end of the vent pipe is inserted into the fixing cylinder, the fixing screw is screwed, and the vent pipe and the pressing plate are fixed on the top of the piston rod of the pressing cylinder; after the pouring of the brick core pouring material into the iron sheet lining is finished, the piston rod of the pressing cylinder retracts, the pressing cylinder drives the pressing plate and the vent pipe to vertically move downwards until the pressing plate presses the top of the iron sheet lining, meanwhile, the vent pipe is inserted into the iron sheet lining and the brick core pouring material, the top of the iron sheet lining is fixed, and the stability of the position between the iron sheet lining and the left half die and the position between the iron sheet lining and the right half die are further guaranteed.

The utility model discloses further set up to: the top of the iron sheet lining is fixedly connected with a pressing part, and the pressing part vertically rises from the top of the iron sheet lining.

Through adopting above-mentioned technical scheme, compress tightly the cylinder and drive the pressure strip and can vertically move down in compressing tightly the portion inside, the pressure strip further compresses tightly the brick core pouring material in with the iron sheet lining, has guaranteed the shaping quality of brick core.

To sum up, the utility model discloses a beneficial technological effect does:

1. by arranging the inner die assembly and the outer die assembly, the pouring of the brick core and the pouring of the brick seat are carried out at the same position, and the brick seat can be poured without installing and positioning the brick core, the left half die and the right half die, so that the effect of simplifying the forming step of the air brick is achieved;

2. by arranging the pressing assembly, the top of the iron sheet lining is fixed, and the stability of the position between the iron sheet lining and the left half die and the position between the iron sheet lining and the right half die are further ensured;

3. through setting up the portion that compresses tightly, the pressure strip can be in the portion that compresses tightly vertical one section that moves down, further compresses tightly the brick core pouring material in the iron sheet lining, has guaranteed the shaping quality of brick core.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an exploded view of the outer mold assembly of the present invention;

fig. 3 is a cross-sectional view of the present invention;

figure 4 is a cross-sectional view of the neck of the liner perpendicular to its axis.

In the figure, 1, an inner membrane component; 11. bottom die; 111. a positioning ring; 112. positioning holes; 113. an arc-shaped slot; 114. a pressing cylinder; 12. An iron sheet lining; 121. a fixing ring; 122. hoisting screws; 123. a reinforcing groove; 2. an outer mold assembly; 21. a left half mold; 22. a right half mold; 221. a connecting ring; 222. a U-shaped hole; 223. a notch; 3. a compression assembly; 31. a compression plate; 32. a fixed cylinder; 321. and fixing the screw.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a gas permeable brick mould, including centre form subassembly and outer mold assembly 2, the centre form subassembly is used for the shaping brick core, and outer mold assembly 2 is used for the shaping brick seat.

Referring to fig. 2 and 3, the inner membrane module 1 includes a bottom mold 11 and an iron sheet liner 12, a positioning ring 111 is fixedly connected to a circumferential surface of an upper portion of the bottom mold 11, the positioning ring 111 is provided with a vertical positioning hole 112, a fixing ring 121 is fixedly connected to an outer side of a bottom of the iron sheet liner 12, and the fixing ring 121 is fixedly connected with an axial vertical hoisting screw 122; the outer die assembly 2 comprises a left half die 21 and a right half die 22, the left half die 21 is connected with the right half die 22 through screws, the inner sides of the bottoms of the left half die 21 and the right half die 22 are fixedly connected with a connecting ring 221, the connecting ring 221 horizontally extends from the bottoms of the left half die 21 and the right half die 22 to the direction close to the axis of the connecting ring 221, a U-shaped hole 222 is formed in the connecting ring 221, the U-shaped holes 222 extend from the abutting positions of the bottoms of the left half die 21 and the right half die 22 to be away from each other, the hoisting screws 122 sequentially penetrate through the U-shaped holes 222 and the positioning holes 112, and the bottoms of the hoisting.

Referring to fig. 3, the upper surface of the bottom mold 11 is provided with an arc-shaped groove 113, the connection ring 221 is provided with a notch 223 matched with the edge of the arc-shaped groove 113 from a position close to the axis of the right mold half 22, the U-shaped hole 222 extends from a position opposite to the notch 223 to a direction far away from the axis of the sheet iron lining 12, and the extension line of the U-shaped hole 222 passes through the axis of the sheet iron lining 12.

Referring to fig. 3 and 4, the sheet iron lining 12 is gradually in a necking shape from top to bottom and then gradually in an opening shape, the position of the smallest section diameter of the sheet iron lining 12 is a neck, a vertical reinforcing groove 123 is formed in the position of the neck in the direction away from the axis of the sheet iron lining 12, the reinforcing grooves 123 are uniformly distributed around the axis of the sheet iron lining 12, and three reinforcing grooves 123 are preferably arranged in the scheme.

Referring to fig. 1 and 2, bottom die 11 fixedly connected with compresses tightly subassembly 3, compress tightly subassembly 3 includes pressure strip 31 and solid fixed cylinder 32, the vertical ascending pressure cylinder 114 of bottom die 11 fixedly connected with piston rod, the piston rod end fixedly connected with solid fixed cylinder 32 of pressure cylinder 114, gu fixed cylinder 32 is located solid fixed cylinder 32 directly over, and gu fixed cylinder 32 is coaxial with iron sheet lining 12, gu fixed cylinder 32's opening is down, gu fixed cylinder 32 threaded connection has set screw 321, gu fixed cylinder 32 interpolation is equipped with the permeability cell, pressure strip 31 and permeability cell fixed connection, the top fixedly connected with clamping part of iron sheet lining 12, the clamping part begins vertical rising from the top of iron sheet lining 12, pressure strip 31 and the inner wall butt of iron sheet lining 12. After the pouring of brick core pouring material finishes in iron sheet lining 12, the piston rod withdrawal of lift cylinder, in the permeability cell was inserted and is established the brick core, the circumferential surface of pressure strip 31 and the inner wall butt of the portion that compresses tightly, along with the gradual lapse of pressure strip 31, compress tightly the brick core, have guaranteed the shaping quality of brick core.

The implementation principle of the embodiment is as follows: the left half die 21 and the right half die 22 are fixedly connected through screws, then the U-shaped hole 222 is opposite to the positioning hole 112, then the iron sheet lining 12 vertically moves downwards, the hoisting screw 122 is vertically inserted into the U-shaped hole 222 and the positioning hole 112, then the positioning nut is screwed with the hoisting screw 122 from the bottom of the hoisting screw 122, the hoisting screw 122 fixes the iron sheet lining 12 and the left half film and the right half die 22, and the stability between the iron sheet lining 12 and the left half film and the right half die 22 is ensured.

The top end of the vent pipe is inserted into the fixing cylinder 32, the fixing screw 321 is screwed, the vent pipe and the pressing plate 31 are fixed with the pressing cylinder 114, a brick core pouring material is poured into the iron sheet lining 12 to form a brick core, the piston rod of the pressing cylinder 114 retracts, the pressing cylinder 114 drives the pressing plate 31 and the vent pipe to vertically move downwards until the pressing plate 31 presses the top of the iron sheet lining 12, meanwhile, the vent pipe is inserted into the iron sheet lining 12 and the brick core pouring material, the brick core pouring material is compacted at the moment, and the top of the iron sheet lining 12 is further compacted and fixed.

After the brick core casting material is compressed, the brick seat can be cast when the brick core is not molded because the brick core casting material is separated by the casting space of the compression plate 31 and the brick seat, which is beneficial to improving the casting speed of the air brick, and the brick seat can be cast after the brick core is molded. When the brick seat is poured, pouring brick seat pouring materials between the iron sheet lining 12 and the left half die 21 and the right half die 22 and the upper part of the iron sheet lining 12, namely, after pouring materials in the left half die 21 and the right half die 22 are molded, the air brick is poured, then the fixing screw 321 is unscrewed to extend the piston rod of the pressing cylinder 114, the positioning nut is unscrewed from the fixing screw 321, the screw between the left half die 21 and the right half die 22 is disassembled to enable the left half die 21 and the right half die 22 to be away from each other, the U-shaped hole 222 slides out of the positioning nut, the air brick is taken down from the bottom die 11, and pouring is finished; the whole pouring process enables the pouring of the brick core and the pouring of the brick seat to be carried out at the same position, the brick seat can be poured without installing and positioning the brick core and the left half die 21 and the right half die 22, and the effect of enabling the forming steps of the air brick to be simple and convenient is achieved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a gas permeable brick mould which characterized in that: including centre form subassembly and external mold subassembly (2), centre form subassembly (1) includes die block (11) and iron sheet lining (12), the circumference face fixedly connected with holding ring (111) on the upper portion of die block (11), vertical locating hole (112) have been seted up to holding ring (111), the outside fixedly connected with solid fixed ring (121) of the bottom of iron sheet lining (12), gu fixed ring (121) the vertical hoist and mount screw (122) of fixedly connected with axis, external mold subassembly (2) includes left half mould (21) and right half mould (22), pass through screwed connection between left half mould (21) and right half mould (22), the inboard fixedly connected with go-between (221) of the bottom of left half mould (21) and right half mould (22), go-between (221) begins to the direction level extension that is close to self axis from the bottom of left half mould (21) and right half mould (22), U-shaped hole (222) has been seted up in go-between (, the hoisting screw (122) sequentially penetrates through the U-shaped hole (222) and the positioning hole (112), and the bottom of the hoisting screw (122) is in threaded connection with a positioning nut.

2. The air brick mold according to claim 1, wherein: the upper surface of the bottom die (11) is provided with an arc-shaped groove (113), and the connecting ring (221) is provided with a notch (223) matched with the edge of the arc-shaped groove (113) from the position close to the axis of the right half die (22).

3. The air brick mold according to claim 1, wherein: the iron sheet lining (12) is gradually in a necking shape from top to bottom and then is gradually in an opening shape, and the position where the diameter of the section of the iron sheet lining (12) is the smallest is a neck part.

4. A gas brick mold according to claim 3, characterized in that: and a vertical reinforcing groove (123) is formed in the position of the neck part in the direction away from the axis of the iron sheet lining (12).

5. The air brick mold according to claim 4, wherein: the reinforcing grooves (123) are uniformly distributed around the axis of the iron sheet lining (12).

6. The air brick mold according to claim 1, wherein: die block (11) fixedly connected with compresses tightly subassembly (3), compress tightly subassembly (3) including pressure strip (31) and solid fixed cylinder (32), die block (11) fixedly connected with vertical pressure cylinder (114), the piston rod end fixedly connected with solid fixed cylinder (32) that compresses tightly cylinder (114), the opening of solid fixed cylinder (32) is down, gu fixed cylinder (32) are located directly over iron sheet lining (12), gu fixed cylinder (32) threaded connection has set screw (321), gu fixed cylinder (32) interpolation is equipped with the permeability cell, pressure strip (31) and permeability cell fixed connection.

7. The air brick mold as claimed in claim 6, wherein: the top of the iron sheet lining (12) is fixedly connected with a pressing part, and the pressing part vertically rises from the top of the iron sheet lining (12).