CN114933482A

CN114933482A - Environment-friendly type regeneration magnesia carbon brick and forming equipment thereof

Info

Publication number: CN114933482A
Application number: CN202210465504.5A
Authority: CN
Inventors: 杨振新; 倪俊; 谈建军; 于汉刚; 唐哲民
Original assignee: Zhejiang Kangsidi Metallurgical Technology Co ltd
Current assignee: Zhejiang Kangsidi Metallurgical Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-23
Anticipated expiration: 2042-04-29
Also published as: CN114933482B

Abstract

The invention belongs to the technical field of production of regenerated magnesia-carbon bricks, and particularly relates to an environment-friendly regenerated magnesia-carbon brick and forming equipment thereof.

Description

Environment-friendly type regeneration magnesia carbon brick and forming equipment thereof

Technical Field

The invention relates to the technical field of production of regenerated magnesia carbon bricks, in particular to an environment-friendly regenerated magnesia carbon brick and forming equipment thereof.

Background

The forming raw materials of the magnesia carbon brick comprise magnesia and other carbon materials, wherein the magnesia and the carbon materials are high-melting point raw materials, but in recent years, along with the increasing exploitation of magnesite resources, the quality of the magnesia carbon brick raw materials is reduced, so that an environment-friendly regenerated magnesia carbon brick is required, the utilization rate of waste resources is improved, in addition, the magnesia carbon brick as an unburned carbon composite refractory material has the characteristics of good high temperature resistance, strong slag resistance and the like, and a heavy press is required to be used for press forming the magnesia carbon brick, so a forming device for producing the magnesia carbon brick is also vital.

However, the discharge amount of waste of the existing magnesia carbon brick is large during preparation, the waste utilization rate is low, and the middle part is usually only pressed in the forming process, and the periphery can not be completely pressed, so that the density of the magnesia carbon brick is low, mutual compaction and compaction of magnesia carbon brick raw materials can not be guaranteed, the follow-up processing failure caused by the looseness of the magnesia carbon brick raw materials around the forming cavity in the processing process is caused, the production quality of the magnesia carbon brick is influenced, and the service life of the magnesia carbon brick is influenced due to the lower density of the existing magnesia carbon brick.

Disclosure of Invention

One of the purposes of the invention is to provide an environment-friendly type regenerated magnesia carbon brick aiming at the defects of the prior art, the raw materials of the environment-friendly type regenerated magnesia carbon brick comprise a recovered magnesia carbon brick, dead burnt magnesia, a magnesia carbon brick regenerated particle material, a phenolic resin bonding agent, boron carbide and a flake graphite antioxidant, the raw materials are uniformly mixed to obtain a prefabricated material, and the regenerated magnesia carbon brick obtained by the material formula has strong slag resistance and good stability, and can improve the recovery rate of waste resources.

The technical solution of the invention is as follows:

an environment-friendly regenerated magnesia carbon brick comprises the following raw materials in percentage by mass: 20.0-25.0 wt% of 14-0 mm recycled magnesia carbon brick, 30.0-35.0 wt% of 0.088-0 mm dead burnt magnesia, 20.0-25.0 wt% of 14-0 mm dead burnt magnesia, 25.0-30.0 wt% of 1-0 mm magnesia carbon brick regenerated particle material, 3.0-3.5 wt% of phenolic resin bonding agent, 1.5-2.0 wt% of boron carbide and 0.5-1.0 wt% of flake graphite antioxidant.

Preferably, the particle size of the boron carbide is less than or equal to 0.088mm, and the particle size of the flake graphite is less than or equal to 0.074 mm.

The invention also provides a forming device of the environment-friendly recycled magnesia carbon brick, the compacting component is arranged, after magnesia carbon brick raw materials enter the forming cavity through the blanking cavity, the compacting plate a and the compacting plate b move towards the peripheral direction in the forming cavity under the driving of the rotating component to pre-compact the peripheral magnesia carbon brick raw materials, and then the magnesia carbon brick raw materials in the compacting plate a are compacted through the press, and the pressing is carried out in two steps, so that the compactness of the magnesia carbon brick is improved, the problem of subsequent processing failure caused by the looseness of the magnesia carbon brick raw materials at the periphery in the forming cavity is effectively prevented, the production quality of the magnesia carbon brick is improved, and the subsequent service life of the magnesia carbon brick is prolonged.

An environment-friendly molding device for regenerative magnesia carbon bricks comprises a press and a pressing platform, wherein a material receiving component is arranged on the pressing platform in a sliding manner, the material receiving assembly comprises a material receiving box, the left side and the right side of the material receiving box are provided with material receiving cavities, the middle of the material receiving box is provided with a compaction assembly, a lifting component is arranged above the material receiving box, a rotating component is arranged on the lifting component, a feeding component is arranged at the rear part of the press, a shaking component is arranged in the material pressing platform, a molding cavity is also arranged in the material pressing platform, the shaking component is used for leveling materials in the material receiving process of the material receiving box when the material receiving component moves to the position below the material supplying component, the compaction subassembly is used for opening the unloading chamber when the drive of lifting unit moves down and carries out the unloading to the shaping intracavity and presses the material to the expansion of shaping chamber all around under the drive of runner assembly.

As a preferred, connect the material subassembly still including fixed setting connect the slide bar of workbin left and right sides, the slide bar slides and sets up on the pressure material bench, the unloading intracavity is provided with the arc closing plate, unloading chamber bottom rotates and is provided with the baffle, the baffle cooperatees with the arc closing plate, the bottom that connects the workbin still fixedly is provided with the limiting plate, be connected with the spring between limiting plate and the baffle.

Preferably, the compaction assembly comprises a plurality of compaction plates a arranged in the material receiving box in a sliding mode and a compaction plate b fixedly arranged on the outer side of the compaction plates a, a guide rod is fixedly arranged on the compaction plates a, a discharging plate is fixedly arranged at the bottom of the compaction plates a, two sides of the discharging plate are of inclined plane structures, and a sawtooth structure is arranged on the outer side of the compaction plates b.

As a preferred, lifting unit is including fixed first cylinder, the first piston rod that sets up on the material receiving box under first cylinder drives, the dwang that rotates to set up on first piston rod and the fixed push pedal that sets up in the dwang bottom of the cylinder, a plurality of guide way has been seted up in the push pedal, the guide arm slides and sets up in the guide way, fixedly connected with spring between guide arm and the guide way.

Preferably, the rotating assembly comprises a motor fixedly arranged on the first piston rod, a belt pulley a which rotates under the driving of the motor, and a belt pulley b fixedly arranged on the rotating rod, and a belt is fixedly connected between the belt pulley a and the belt pulley b.

As a preferred, the feed assembly includes feed bucket, fixed first discharging pipe, second discharging pipe and the third discharging pipe that sets up in feed bucket bottom, the bottom of first discharging pipe, second discharging pipe and third discharging pipe all is provided with the axis of rotation through the torsional spring is articulated, it is provided with the apron to rotate in the axis of rotation, it is equipped with the gear still to overlap in the axis of rotation.

Preferably, a groove is formed in the pressing table, the shaking assembly comprises a fixing plate, the bottom of the fixing plate is fixedly connected with the groove through a plurality of springs, a plurality of shaking balls are fixedly arranged at the top of the fixing plate, and a handle is fixedly arranged at the bottom of the fixing plate.

Preferably, a pushing assembly is further arranged below the feeding assembly and comprises a second cylinder fixedly arranged on the material pressing table and a second piston rod driven by the second cylinder, and the second piston rod is fixedly connected with the material receiving box.

Preferably, the tail end of the material receiving box is also fixedly provided with a plurality of racks, and the racks are meshed with the gears.

As a further preference, the upper surface of the shaking balls is matched with the bottom of the material receiving box.

The invention has the beneficial effects that:

1. the recycled magnesia carbon brick is prepared by recycling magnesia carbon bricks, dead burned magnesia, recycled magnesia carbon brick granules, phenolic resin bonding agents, boron carbide and flake graphite antioxidants as raw materials, and the recycled magnesia carbon brick obtained by the material formula has strong slag resistance and good stability, and the method can reduce the discharge amount of solid wastes and improve the recycling rate of waste resources.

2. The invention is provided with a compaction assembly, a blanking cavity, a lifting assembly and a rotating assembly, wherein the compaction plate a and the compaction plate b are arranged, the compaction plate a and the compaction plate b are driven by the lifting assembly to move downwards, a baffle plate is driven to turn downwards to carry out blanking, a push plate is driven by the rotating assembly to rotate after blanking, so that the compaction plate a is unfolded towards the peripheral direction of a forming cavity under the action of a guide groove, meanwhile, the compaction plate b is driven to move outwards to pre-compact magnesia carbon brick raw materials around the forming cavity, the compaction plate a and the compaction plate b are driven to move upwards by the upward movement of the lifting assembly, so that magnesia carbon brick raw materials in the compaction plate a leak out from the bottom, the leaked magnesia carbon brick raw materials are compacted by a compactor, the material pressing is carried out in two steps, the compactness of magnesia carbon bricks is improved, and the problem that the follow-up processing fails due to the softness of the magnesia carbon brick raw materials around the forming cavity is effectively prevented, the production quality and the subsequent service life of the magnesia carbon brick are improved.

3. The shaking component is further arranged, when the material receiving box is used for receiving materials, the shaking ball is driven to move upwards or downwards in the process of pulling the handle to lift upwards or pull downwards, the shaking effect is achieved on the bottom of the material receiving box, the magnesia carbon brick raw materials in the material receiving box are more uniformly laid, the problem that the original magnesia carbon brick raw materials are easy to stack when being received is effectively solved, the material receiving speed is improved, and the magnesia carbon brick raw materials are effectively prevented from overflowing.

In conclusion, the invention has the functions of high-efficiency production, uniform material pressing and the like, and is suitable for the technical field of production of the regenerated magnesia carbon bricks.

Drawings

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

FIG. 1 shows a molding apparatus for producing magnesia carbon bricks;

FIG. 2 is a schematic structural view of the lifting assembly, the rotating assembly and the pushing assembly;

FIG. 3 is a schematic view of the feed assembly;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

FIG. 5 is a schematic view of the internal structure of the receiving box when the receiving box is full;

FIG. 6 is a schematic view of a state when the lifting assembly moves downward to drive the compacting assembly to move downward to drive the blanking chamber to blank;

FIG. 7 is a schematic view of the rotating assembly rotating to expand the compacting assembly after the baffle returns to the original position;

fig. 8 is a schematic view showing a state where the compression plates a and b are unfolded outward;

FIG. 9 is a schematic view showing the state of the compacting assembly moving upward to leak out the raw magnesia carbon brick material in the compacting assembly;

FIG. 10 is a schematic view of the bottom of the receiving box in a state of slight vibration under the action of the shaking assembly;

FIG. 11 is a schematic view showing a state in which the guide bar moves in the guide groove when the push plate rotates.

FIG. 12 shows the results of the performance test of the recycled magnesia carbon bricks in 3 examples of the present invention.

Detailed Description

The technical scheme in the embodiment of the invention is clearly and completely explained by combining the attached drawings.

Example one

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

An environment-friendly regenerated magnesia carbon brick comprises the following raw materials in percentage by mass: 20.0 wt% of 14-0 mm recycled magnesia carbon brick, 30.0 wt% of 0.088-0 mm dead-burned magnesia, 20.0 wt% of 14-0 mm dead-burned magnesia, 25.0 wt% of 1-0 mm magnesia carbon brick regenerated particle material, 3.0 wt% of phenolic resin bonding agent, 1.5 wt% of boron carbide and 0.5 wt% of flake graphite antioxidant.

Wherein the particle size of boron carbide is less than or equal to 0.088mm, and the particle size of the flake graphite is less than or equal to 0.074 mm.

As shown in fig. 1 to 12, an environment-friendly forming apparatus for recycled magnesia carbon bricks is provided, in which the above-mentioned mixture materials are added into the forming apparatus to form the recycled magnesia carbon bricks, the apparatus includes a press 1 and a pressing table 11, a material receiving assembly 2 is slidably disposed on the pressing table 11, the material receiving assembly 2 includes a material receiving box 21, a material discharging cavity 22 is disposed on each of the left and right sides of the material receiving box 21, a compacting assembly 3 is disposed in the middle of the material receiving box 21, a lifting assembly 4 is disposed above the material receiving box 21, a rotating assembly 5 is disposed on the lifting assembly 4, a material supplying assembly 6 is further disposed behind the press 1, a shaking assembly 7 is further disposed in the pressing table 11, a forming cavity 12 is further disposed in the pressing table 11, the shaking assembly 7 is used for leveling the material in the material receiving process of the material receiving box 21 when the material receiving assembly 2 moves below the material supplying assembly 6, the compacting assembly 3 is used for opening the material discharging cavity 22 to discharge the material in the forming cavity 12 when the material receiving box 21 moves downwards under the driving of the lifting assembly 4, and the rotating assembly 5 drives the material to move downwards Pressing is performed when the periphery of the molding cavity 12 is unfolded.

As shown in fig. 2 and fig. 6, the material receiving assembly 2 further includes slide bars 23 fixedly disposed at the left and right sides of the material receiving box 21, the slide bars 23 are slidably disposed on the material pressing table 11, an arc sealing plate 24 is disposed in the material discharging cavity 22, a baffle 25 is rotatably disposed at the bottom of the material discharging cavity 22, the baffle 25 is matched with the arc sealing plate 24, a limiting plate 26 is fixedly disposed at the bottom of the material receiving box 21, a spring 27 is connected between the limiting plate 26 and the baffle 25, when in use, the compacting assembly 3 drives the baffle plate 25 to turn over when moving downwards, so that the magnesia carbon brick raw material slides into the forming cavity 12 through the inclined baffle plate 25, by arranging the arc-shaped sealing plate 24, one end of the baffle plate 25 close to the arc-shaped sealing plate 24 is attached to the arc surface of the arc-shaped sealing plate 24 when the baffle plate is turned over, so that the raw materials of the magnesia carbon brick are prevented from being omitted, after the magnesia carbon brick raw material is completely blanked, the baffle 25 is restored to the original position by the acting force of the spring 27.

As shown in fig. 6, the compacting assembly 3 includes a plurality of compacting plates a31 slidably disposed in the receiving box 21 and a compacting plate b32 fixedly disposed outside the compacting plate a31, a guide rod 33 is fixedly disposed on the compacting plate a31, a blanking plate 34 is further fixedly disposed at the bottom of the compacting plate a31, two sides of the blanking plate 34 are disposed in an inclined plane structure, and a saw-toothed structure 35 is disposed outside the compacting plate b32, when in use, the compacting plate a31 and the compacting plate b32 are driven by the lifting assembly 4 to move downward into the forming cavity 12, and then the pushing plate 44 is driven by the rotating assembly 5 to rotate, because the guide rod 33 slides in the guide groove 45, the compacting plate a31 is unfolded in the peripheral direction of the forming cavity 12 under the action of the guide groove 45, and simultaneously drives the compacting plate b32 to move outward to pre-compact the raw magnesia carbon brick around the forming cavity 12, and drives the compacting plate a31 and a compacting plate b32 to move upward by the lifting assembly moving upward, make the magnesia carbon brick raw materials in the compacting plate a31 spill from the bottom, the magnesia carbon brick raw materials that rethread press 1 will spill carry out the compaction, divide two steps to press the material, the density of magnesia carbon brick has been improved, the effectual magnesia carbon brick raw materials all around that has prevented in the shaping chamber 12 because the soft problem that leads to follow-up processing failure takes place at the in-process of processing, the quality and subsequent life of magnesia carbon brick production have been improved, in addition, outside through with compacting plate b32 sets up to jagged structure 35, make compacting plate b32 in with shaping chamber 12 all around magnesia carbon brick raw materials combine more firmly, the density is higher.

As shown in fig. 2, lifting unit 4 includes the fixed first cylinder 41 that sets up on material receiving box 21, first piston rod 42 under first cylinder 41 drives, rotate dwang 43 and the fixed push pedal 44 that sets up in dwang 43 bottom that set up on first piston rod 42, a plurality of guide way 45 has been seted up on the push pedal 44, guide arm 33 slides and sets up in guide way 45, fixedly connected with spring between guide arm 33 and the guide way 45, in the use, when push pedal 44 rotates, guide arm 33 slides in guide way 45, realize the operation of from inside to outside removal, make compacting plate a31 and compacting plate b32 reach the effect of gradually expanding, carry out the compaction to the magnesia carbon brick raw materials all around the shaping chamber, improve the closely knit degree of magnesia carbon brick.

As shown in fig. 2, the rotating assembly 5 includes a motor 51 fixedly disposed on the first piston rod 42, a pulley a52 driven by the motor 51 to rotate, a pulley b53 fixedly disposed on the rotating rod 43, and a belt 54 fixedly connected between the pulley a52 and the pulley b53, wherein, in use, the motor 51 follows the first piston rod 42 to ascend or descend together, and the pulley a52 rotates under the driving of the motor 51, and at the same time, the belt 54 drives the pulley b53 to rotate, so that the rotating rod 43 and the push plate 44 rotate together.

As shown in fig. 3 and 4, the feeding assembly 6 includes a feeding barrel 61, a first discharging pipe 62, a second discharging pipe 63 and a third discharging pipe 64 fixedly disposed at the bottom of the feeding barrel 61, a rotating shaft 65 is disposed at the bottom of each of the first discharging pipe 62, the second discharging pipe 63 and the third discharging pipe 64 through a torsion spring hinge, a cover plate 66 is rotatably disposed on the rotating shaft 65, a gear 67 is further sleeved on the rotating shaft 65, when in use, the first discharging pipe 62, the second discharging pipe 63 and the third discharging pipe 64 supply the material 21, after the material receiving is completed, the material receiving box 21 is engaged with the rack 9 through the gear 67 when moving, the gear 67 rotates to drive the rotating shaft 65 to rotate, so that the cover plate 66 closes the bottom of the first discharging pipe 62, the second discharging pipe 63 and the third discharging pipe 64 to prevent the magnesia carbon brick material in the feeding barrel 61 from leaking out, otherwise, when the material receiving box 21 moves to the feeding assembly 6, the bottom parts of the first discharge pipe 62, the second discharge pipe 63 and the third discharge pipe 64 are opened for feeding, so that the problem of waste of magnesia carbon brick raw materials is effectively prevented, and the production cost is reduced.

As shown in fig. 10, a groove 13 is further formed in the material pressing table 11, the shaking component 7 includes a fixing plate 71, the bottom of the fixing plate 71 is fixedly connected with the groove 13 through a plurality of springs 72, a plurality of shaking balls 73 are fixedly arranged at the top of the fixing plate 71, a handle 74 is further fixedly arranged at the bottom of the fixing plate 71, when the shaking component is used, the handle 74 is arranged, when the material receiving box 21 receives the material, the shaking balls 73 are driven to move upwards or downwards under the action of the springs 72 in the process of pulling the handle 74 to lift upwards or pull downwards, the shaking effect is achieved at the bottom of the material receiving box 21, the magnesia carbon brick raw material is more uniformly laid in the material receiving box 21, the problem that the original magnesia carbon brick raw material is easy to stack when receiving the material is effectively solved, the material receiving speed is increased, and the magnesia carbon brick raw material is effectively prevented from overflowing.

As shown in fig. 2, a pushing assembly 8 is further arranged below the feeding assembly 6, the pushing assembly 8 comprises a second cylinder 81 fixedly arranged on the pressing platform 11 and a second piston rod 82 driven by the second cylinder 81, the second piston rod 82 is fixedly connected with the material receiving box 21, when in use, the second cylinder 81 drives the second piston rod 82, and the second piston rod 82 drives the material receiving box 21 to move towards the forming cavity 12 or towards the feeding assembly 6, so that the structure is simple and stable, and the use is convenient.

As shown in FIG. 4, a plurality of racks 9 are fixedly arranged at the tail end of the material receiving box 21, and the racks 9 are meshed with the gear 67.

As shown in fig. 10, the upper surface of the shaking ball 73 is matched with the bottom of the material receiving box 21, when the shaking ball 73 is moved up and down to shake the bottom of the material receiving box 21, so that the effect of fully leveling the material is achieved, the upper surface of the shaking ball 73 is provided with the plurality of bumps 75, the plurality of bumps 75 are arranged on the upper surface of the shaking ball 73, the shaking speed of the magnesia carbon brick raw material in the material receiving box 21 is increased, and the effect of fully leveling the material is achieved.

Example two

As shown in fig. 12, the composition of the recycled magnesia carbon bricks was only the following composition ratio of the raw materials, which is different from that of example 1.

An environment-friendly regenerated magnesia carbon brick comprises the following raw materials in percentage by mass: 22.0 wt% of 14-0 mm recycled magnesia carbon brick, 33.0 wt% of 0.088-0 mm dead burnt magnesia, 22.0 wt% of 14-0 mm dead burnt magnesia, 27.0 wt% of 1-0 mm magnesia carbon brick regenerated particle material, 3.2 wt% of phenolic resin bonding agent, 1.7 wt% of boron carbide and 0.7% of flake graphite antioxidant.

EXAMPLE III

An environment-friendly regenerated magnesia carbon brick comprises the following raw materials in percentage by mass: 20.0 wt% of 14-0 mm recycled magnesia carbon brick, 35.0 wt% of 0.088-0 mm dead burnt magnesia, 25.0 wt% of 14-0 mm dead burnt magnesia, 25.0 wt% of 1-0 mm magnesia carbon brick regenerated particle material, 3.5 wt% of phenolic resin bonding agent, 2.0 wt% of boron carbide and 0.5 wt% of flake graphite antioxidant.

Finally, the performance of the recycled magnesia carbon bricks finally obtained in the three embodiments is tested, the test item is the normal temperature compressive strength, and the test result is shown in figure 12.

The following conclusions can be drawn from the test data in fig. 12:

the 3 groups of regenerated magnesia carbon bricks in the embodiment have the advantages of high compressive strength, good thermal shock stability and the like.

In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the invention.

Of course, in this disclosure, those skilled in the art should understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more", i.e., in one embodiment, one element may be present in one number, while in another embodiment, the element may be present in multiple numbers, and the terms "a" and "an" should not be interpreted as limiting the number.

The present invention is not limited to the above-described embodiments, and it should be noted that various changes and modifications can be made by those skilled in the art without departing from the structure of the present invention, and these changes and modifications should be construed as the scope of the present invention, which does not affect the effect and practicality of the present invention.

Claims

1. An environment-friendly type regeneration magnesia carbon brick is characterized in that: the material comprises the following raw materials in percentage by mass: 20.0-25.0 wt% of 14-0 mm recycled magnesia carbon brick, 30.0-35.0 wt% of 0.088-0 mm dead burnt magnesia, 20.0-25.0 wt% of 14-0 mm dead burnt magnesia, 25.0-30.0 wt% of 1-0 mm magnesia carbon brick regenerated particle material, 3.0-3.5 wt% of phenolic resin bonding agent, 1.5-2.0 wt% of boron carbide and 0.5-1.0 wt% of flake graphite antioxidant.

2. The environment-friendly recycled magnesia carbon brick as claimed in claim 1, wherein: the particle size of the boron carbide is less than or equal to 0.088mm, and the particle size of the flake graphite is less than or equal to 0.074 mm.

3. The utility model provides a former of environment-friendly regeneration magnesia carbon brick, includes press (1) and presses material platform (11), its characterized in that: it connects material subassembly (2) to slide on pressure material platform (11), connect material subassembly (2) including connecing workbin (21), the left and right sides that connects workbin (21) sets up to unloading chamber (22), the centre that connects workbin (21) is provided with compaction subassembly (3), the top that connects workbin (21) is provided with lifting unit (4), be provided with rotating assembly (5) on lifting unit (4), the rear of press (1) still is provided with feed subassembly (6), still be provided with in pressure material platform (11) and shake subassembly (7), still seted up shaping chamber (12) in pressure material platform (11), shake subassembly (7) and be used for connecing material subassembly (2) to remove when feeding subassembly (6) below and carry out the flat material at the in-process that connects material case (21) to connect the material, compaction subassembly (3) are used for opening unloading chamber (22) and carry out unloading in shaping chamber (12) and when moving down under the drive of lifting unit (4) and open unloading chamber (12) The material pressing is carried out when the material is driven by the rotating component (5) to be expanded to the periphery of the forming cavity (12).

4. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: connect material subassembly (2) still including fixed slide bar (23) that set up in the material receiving box (21) left and right sides, slide bar (23) slide and set up on pressure material platform (11), be provided with arc sealing plate (24) in unloading chamber (22), unloading chamber (22) bottom is rotated and is provided with baffle (25), baffle (25) cooperate with arc sealing plate (24), the bottom that connects material receiving box (21) still fixedly is provided with limiting plate (26), be connected with spring (27) between limiting plate (26) and baffle (25).

5. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: compaction subassembly (3) are including sliding a plurality of compacting plate a (31) that set up in connecing workbin (21) and fixed compacting plate b (32) that set up in compacting plate a (31) outside, the fixed guide arm (33) that is provided with on compacting plate a (31), the bottom of compacting plate a (31) is still fixed and is provided with down flitch (34), the both sides of flitch (34) set up to the inclined plane structure down, the outside of compacting plate b (32) is provided with sawtooth structure (35), the tail end that connects workbin (21) is still fixed and is provided with a plurality of rack (9).

6. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: lifting unit (4) including fixed first cylinder (41) that sets up on connecing workbin (21), first piston rod (42) under first cylinder (41) drive, rotate dwang (43) and fixed push pedal (44) that set up in dwang (43) bottom that set up on first piston rod (42), a plurality of guide way (45) have been seted up on push pedal (44), guide arm (33) slide to set up in guide way (45), fixedly connected with spring between guide arm (33) and guide way (45).

7. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: the rotating assembly (5) comprises a motor (51) fixedly arranged on the first piston rod (42), a belt pulley a (52) which is driven by the motor (51) to rotate, and a belt pulley b (53) fixedly arranged on the rotating rod (43), wherein a belt (54) is fixedly connected between the belt pulley a (52) and the belt pulley b (53).

8. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: supply subassembly (6) are including feed bucket (61), fixed first discharging pipe (62), second discharging pipe (63) and the third discharging pipe (64) that set up in feed bucket (61) bottom, the bottom of first discharging pipe (62), second discharging pipe (63) and third discharging pipe (64) all is provided with axis of rotation (65) through the torsional spring is articulated, it is provided with apron (66) to rotate on axis of rotation (65), it is equipped with gear (67) still to overlap on axis of rotation (65), gear (67) and rack (9) meshing.

9. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: still set up recess (13) in pressure material platform (11), shake subassembly (7) including fixed plate (71), the bottom of fixed plate (71) is through a plurality of spring (72) and recess (13) fixed connection, the fixed ball (73) that shakes of a plurality of that is provided with in top of fixed plate (71), the bottom of fixed plate (71) is still fixed and is provided with handle (74), the upper surface that shakes ball (73) and the bottom that connects workbin (21) are mutually supported.

10. The forming equipment of the environment-friendly recycled magnesia carbon brick as claimed in claim 3, wherein: the feeding assembly (6) below still is provided with propelling movement subassembly (8), propelling movement subassembly (8) are including fixed second cylinder (81) and second piston rod (82) under second cylinder (81) drive that set up on pressure material platform (11), second piston rod (82) with connect workbin (21) fixed connection.