CN220114092U

CN220114092U - Press discharge nozzle for forming silicon carbide rod blank

Info

Publication number: CN220114092U
Application number: CN202321649574.2U
Authority: CN
Inventors: 韩朝军; 陈卫锋
Original assignee: Dengfeng Jinyu Electric Heating Material Co ltd
Current assignee: Dengfeng Jinyu Electric Heating Material Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-12-01
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a press discharge nozzle for forming a silicon carbide rod blank, which comprises a discharge pipe, wherein two groups of semicircular plates are arranged below the discharge pipe, a plurality of groups of built-in grooves are formed in the upper parts of the two groups of semicircular plates, discharge nozzle holes are formed in the inner bottom surfaces of the plurality of groups of built-in grooves, a mounting plate is fixedly sleeved on the side wall of the discharge pipe, a connecting block is arranged between the two groups of semicircular plates, mounting holes are formed in the upper parts of the mounting plate, mounting screws penetrate through the inside of the mounting holes, one ends of the mounting screws are welded with the upper parts of the connecting block, and two groups of mounting nuts are sleeved on the side walls of the mounting screws. The beneficial effects are that: according to the utility model, the semicircular plate is adopted, and the hole structure can be replaced and installed through the arranged semicircular plate in an integrated structure, so that a plurality of groups of installation structures are not required to be produced and manufactured, and the use practicability of the discharge nozzle of the press for forming the silicon carbide rod blank is improved.

Description

Press discharge nozzle for forming silicon carbide rod blank

Technical Field

The utility model relates to the technical field of silicon carbide rod production, in particular to a press discharge nozzle for forming a silicon carbide rod blank.

Background

The silicon carbide rod is a rod-shaped and tubular nonmetal high-temperature electric heating element which is manufactured by processing and manufacturing blank according to a certain material ratio and sintering by siliconizing and recrystallizing at 2200 ℃ by using high-purity green hexagonal silicon carbide as a main raw material, and has the characteristics of high temperature resistance, oxidation resistance, corrosion resistance, quick heating, long service life, small high-temperature deformation, convenient installation and maintenance and the like.

The prior art discloses the publication number: CN210911278U is press for silicon carbide rod production, including hydraulic means, the mixing tank, the storage tank, the support, the interior mould, the fixed disk, the fixed column, the outer mould, cut the fixed plate, the guide rail, the dipperstick, the cutting knife, the spliced pole, the backup pad, hydraulic telescoping rod, stripper plate and discharge opening, when in use, at first set up the support in suitable position, set up the mixing tank on the support, the storage tank is gone up in the bottom welding of mixing tank, evenly set up a discharge opening between storage tank and the mixing tank, the inside of storage tank sets up the interior mould, interior mould welds in mixing tank bottom, set up the fixed disk outward in the storage tank, the fixed disk passes through the fixed column to be connected in mixing tank bottom, the fixed disk bottom sets up the fixed plate, set up the guide rail between the fixed plate, set up the cutting knife with external mould bottom parallel and level in the spout of guide rail, the zero scale mark of dipperstick and external mould bottom parallel and level, set up the outer mould on the top plate of the mixing tank, set up the spliced pole, hydraulic means is set up on the support plate on the spliced pole, set up hydraulic telescoping rod on the backup pad, hydraulic telescoping rod is set up on the backup pad, the end of the stripper plate sets up, the stripper plate is set up in the mixing tank; in the process of using the device, a worker firstly lifts the extrusion plate from the mixing box through the hydraulic telescopic rod, then the silicon carbon rod to be processed and water are poured into the mixing box, the materials and the water are mixed into slurry in the mixing box through the stirrer, then the extrusion plate is lowered, the silicon carbon rod is extruded through the action of the hydraulic device, the silicon carbon rod enters the storage tank through the discharge hole after being extruded, finally the silicon carbon rod is molded and extruded in the inner die and the outer die, and finally the worker cuts the silicon carbon rod with the required specification through the measuring scale at the end part of the guide rail by using the cutting knife after obtaining the silicon carbon rod with the required specification.

Said utility model is characterized by that the silicon carbide rod mixture material is discharged from extrusion hole, and the internal diameter size of extrusion hole is fixed, when the silicon carbide rod blank body with different sizes is required to be extruded and made, the installation structure with material-collecting holes with different sizes needs to be changed, and the change of installation structure can increase operation steps, at the same time the production of several groups of installation structures can increase waste of resource.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a discharging nozzle of a press for molding a silicon carbide rod blank, which has the advantages that the replacement and the installation of a hole structure can be realized by an integrated structure without producing and manufacturing a plurality of groups of installation structures, thereby solving the problems in the prior art.

(II) technical scheme

In order to realize the advantages that the hole structure can be replaced and installed without producing and manufacturing a plurality of groups of installation structures, the utility model adopts the following specific technical scheme:

the utility model provides a press discharge gate for forming of silicon carbide rod embryo body, includes the discharging pipe, two sets of semicircle boards are installed to the below of discharging pipe, and two sets of the upper portion of semicircle board is provided with multiunit built-in groove, multiunit the discharge gate hole has all been seted up to the inside bottom surface of built-in groove, the fixed mounting panel that has cup jointed of lateral wall of discharging pipe, two sets of install the connecting block between the semicircle board, the mounting hole has been seted up on the upper portion of mounting panel, and the inside of mounting hole runs through there is the installation screw rod to the one end of installation screw rod and the upper portion welding of connecting block, two sets of installation nuts have been cup jointed to the lateral wall of installation screw rod.

Further, the mounting screw rod and the two groups of mounting nut threads are mutually matched.

Further, a through hole is formed in one side of the mounting plate, a connecting screw rod penetrates through the through hole, two ends of the connecting screw rod are welded with the opposite surfaces of the two semicircular plates respectively, and four groups of fastening nuts are sleeved on the side wall of the connecting screw rod.

Further, the connecting screw rod and the four groups of fastening nut threads are mutually matched.

Further, the lengths of gaps between the plurality of groups of built-in grooves and the connecting blocks are the same.

Further, the diameter length of the outer wall of the cross section of the discharging pipe is the same as the inner diameter length of the built-in grooves.

Further, the inner diameters of the plurality of groups of discharge nozzle holes are different.

(III) beneficial effects

Compared with the prior art, the utility model provides a press discharge nozzle for forming a silicon carbide rod blank, which comprises the following components

The beneficial effects are that:

(1) According to the utility model, the semicircular plate is adopted, when the press discharge nozzle for forming the silicon carbon rod blank is actually used, the installation screw rod and the threads of the two groups of installation nuts are mutually matched, an operator rotates the two groups of installation nuts clockwise and anticlockwise by hand, when the two groups of installation nuts move to a proper position, the operator can move down the installation screw rod by hand, the two groups of semicircular plates are driven to move down through the connecting block, when one end of the discharge pipe moves out of the interior of one group of built-in grooves, the operator rotates by hand by taking the installation screw rod as a central axis, when one end of the discharge pipe is expected to move below the discharge pipe, the operator moves up the installation screw rod by hand, when one end of the discharge pipe is inserted into the interior of one group of built-in grooves on the same side, the operator rotates the two groups of installation nuts reversely by hand, when the two groups of installation nuts are in close contact with the installation plate, the use position of the two groups of semicircular plates is fixed, the silicon carbon rod mixture discharged through the discharge pipe does not need to be limited and contracted by one group of discharge nozzle holes on the same side, and replacement of the structure can be realized through the arranged semicircular plate, so that the structure can be manufactured, the practicality of the press discharge nozzle is improved.

(2) According to the utility model, the connecting blocks are adopted, when the silicon carbide rod mixture passes through the plurality of groups of discharging nozzle holes, part of the silicon carbide rod mixture is adsorbed on the inner walls of the plurality of groups of discharging nozzle holes, when the part of silicon carbide rod mixture needs to be cleaned, the connecting screws and the four groups of fastening nuts are mutually matched, an operator rotates the four groups of fastening nuts by hands, when the four groups of fastening nuts are separated from the two groups of semicircular plates and the connecting blocks, the operator can rotate the two groups of semicircular plates by hands by taking the connecting screws as central axes, in the process, the silicon carbide rod mixture is subjected to centrifugal force and can gradually separate from the two groups of semicircular plates, after the cleaning is finished, the operator resets the two groups of semicircular plates by hands, then reversely rotates the four groups of fastening nuts by hands, when the four groups of fastening nuts are in close contact with the two groups of semicircular plates and the connecting blocks, and the use positions of the two groups of semicircular plates are fixed through the arranged connecting blocks, so that the residual silicon carbide rod mixture can be cleaned conveniently and labor-saving, and convenience is brought to cleaning work of the discharging nozzle of the press for forming the silicon carbide rod.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a discharge nozzle of a press for forming a silicon carbide rod blank;

FIG. 2 is a top view of a half-disk in accordance with the present utility model;

FIG. 3 is a perspective view of a semicircular plate according to the present utility model;

FIG. 4 is an enlarged view of FIG. 1A in accordance with the teachings of the present utility model;

fig. 5 is an enlarged view of B of fig. 1 in accordance with the present utility model.

In the figure:

1. a discharge pipe; 2. a semicircular plate; 3. a built-in groove; 4. a discharge nozzle hole; 5. a mounting plate; 6. a mounting hole; 7. installing a screw; 8. installing a nut; 9. a connecting block; 10. a connecting screw; 11. a through hole; 12. and (5) fastening the nut.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, a press discharge nozzle for forming a silicon carbide rod blank is provided.

The utility model is further described with reference to the accompanying drawings and the specific implementation manner, as shown in fig. 1-5, the discharging nozzle of the press for forming the silicon carbide rod blank according to the embodiment of the utility model comprises a discharging pipe 1, two groups of semicircular plates 2 are arranged below the discharging pipe 1, a plurality of groups of built-in grooves 3 are arranged on the upper parts of the two groups of semicircular plates 2, discharging nozzle holes 4 are formed in the inner bottom surfaces of the plurality of groups of built-in grooves 3, a mounting plate 5 is fixedly sleeved on the side wall of the discharging pipe 1, a connecting block 9 is arranged between the two groups of semicircular plates 2, a mounting hole 6 is formed in the upper part of the mounting plate 5, a mounting screw 7 penetrates through the inside of the mounting hole 6, one end of the mounting screw 7 is welded with the upper part of the connecting block 9, two groups of mounting nuts 8 are sleeved on the side wall of the mounting screw 7, and the hole structure can be replaced and installed through the arranged semicircular plates 2, so that a plurality of groups of mounting structures do not need to be produced, and the use practicability of the press discharging nozzle for forming the silicon carbide rod blank is improved.

In one embodiment, the mounting screw 7 and the two sets of mounting nuts 8 are threaded to each other to facilitate adjustment of the use position of the two sets of mounting nuts 8.

In one embodiment, a through hole 11 is formed in one side of the mounting plate 5, a connecting screw 10 penetrates through the inside of the through hole 11, two ends of the connecting screw 10 are welded with opposite surfaces of the two groups of semicircular plates 2 respectively, four groups of fastening nuts 12 are sleeved on the side wall of the connecting screw 10, and residual silicon carbide rod mixture can be removed conveniently and quickly without using a cleaning tool through the arranged connecting block 9, so that convenience is brought to cleaning of a discharging nozzle of a press for forming a silicon carbide rod blank.

In one embodiment, the connecting screw 10 and the four sets of fastening nuts 12 are threadedly engaged with each other to facilitate adjustment of the use positions of the four sets of fastening nuts 12.

In one embodiment, the lengths of the gaps between the plurality of groups of built-in grooves 3 and the connecting block 9 are the same, so that one end of the discharging pipe 1 can be respectively inserted into the plurality of groups of built-in grooves 3.

In one embodiment, the diameter length of the outer wall of the cross section of the discharging pipe 1 is the same as the inner diameter length of the multiple groups of built-in grooves 3, and one end of the discharging pipe 1 is inserted into the multiple groups of built-in grooves 3 to ensure the stability of the two groups of semicircular plates 2.

In one embodiment, the inner diameters of the plurality of groups of tap holes 4 are different.

Working principle:

when the press discharge nozzle for forming the blank of the silicon carbide rod is actually used, the installation screw 7 and the threads of the two sets of installation nuts 8 are mutually matched, an operator rotates the two sets of installation nuts 8 clockwise and anticlockwise by hand, when the two sets of installation nuts 8 are moved to a proper position, the operator can move down the installation screw 7 by hand, the two sets of semicircular plates 2 are driven to do downward movement through the connecting block 9, when one end of the discharge pipe 1 is moved out of the interior of the built-in groove 3, the operator rotates by taking the installation screw 7 as a central axis, when one end of the expected discharge nozzle hole 4 is moved to the lower part of the discharge pipe 1, the operator moves up the installation screw 7 by hand, when one end of the discharge pipe 1 is inserted into the interior of the built-in groove 3 on the same side, the operator rotates the two sets of installation nuts 8 by hand in a reverse direction, when the two sets of installation nuts 8 are in close contact with the installation plate 5, the use position of the two sets of semicircular plates 2 is fixed, the silicon carbide rod mixture discharged through the discharge pipe 1 can be subjected to limit shrinkage of the same-side one set of discharge nozzle holes 4, the set of semicircular plates 2 can be realized through the set of the integral structure, when the installation hole 12 is required to be replaced, the two sets of the installation nuts are manufactured by the integral structure, the two sets of the semicircular plates are required to be fastened by the aid of the worker, the nuts 12 can be fastened by the aid of the inner wall of the worker, the two sets of the nuts are fastened by the aid of the nuts, the nuts 12 can be fastened by rotating by the aid of the bolts, and the nuts 10, and the inner wall of the two sets of the nuts are fastened by the mutually rotates, and can be fastened by the mutually rotate by the aid of the mutually fastening a plurality of the inner nuts, and can rotate by the mutually fastened by the mutually and rotate by the mutually and rotate. In this process, the silicon carbide rod mixture receives centrifugal force effect, can break away from two sets of semicircle boards 2 gradually, after the cleanness finishes, operation workman resets two sets of semicircle boards 2 with the hand, reuse hand counter-rotating four sets of fastening nut 12, when four sets of fastening nut 12 and two sets of semicircle boards 2 and connecting block 9 in close contact with, the use position of two sets of semicircle boards 2 is fixed, through the connecting block 9 that sets up, need not with the help of burnisher, just can laborsaving convenient clear residual silicon carbide rod mixture, the clean work of press discharge nozzle for the shaping of silicon carbide rod embryo body brings the facility.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a press discharge nozzle for forming silicon carbide rod embryo body, its characterized in that, including discharging pipe (1), two sets of semicircle boards (2) are installed to the below of discharging pipe (1), and two sets of semicircle boards (2) upper portion is provided with multiunit built-in groove (3), multiunit discharge nozzle hole (4) have all been seted up to the inside bottom surface of built-in groove (3), mounting panel (5) have been cup jointed to the lateral wall of discharging pipe (1), two sets of install connecting block (9) between semicircle boards (2), mounting hole (6) have been seted up on the upper portion of mounting panel (5), and the inside of mounting hole (6) has run through mounting screw (7) to the upper portion welding of one end and connecting block (9) of mounting screw (7), two sets of installation nuts (8) have been cup jointed to the lateral wall of mounting screw (7).

2. A press nozzle for shaping a blank of a silicon carbide rod according to claim 1, wherein the mounting screw (7) and the two sets of mounting nuts (8) are threaded with each other.

3. The discharge nozzle of the press for forming the silicon carbide rod blank according to claim 1, wherein a through hole (11) is formed in one side of the mounting plate (5), a connecting screw (10) is penetrated through the through hole (11), two ends of the connecting screw (10) are respectively welded with opposite surfaces of two groups of semicircular plates (2), and four groups of fastening nuts (12) are sleeved on the side wall of the connecting screw (10).

4. A press nozzle for forming a blank of a silicon carbide rod according to claim 3, wherein the connecting screw (10) and the four sets of fastening nuts (12) are threaded with each other.

5. The discharge nozzle of the press for forming the silicon carbide rod blanks according to claim 1, wherein the lengths of gaps between the plurality of groups of built-in grooves (3) and the connecting blocks (9) are the same.

6. The discharge nozzle of the press for forming the silicon carbide rod blanks according to claim 1, wherein the diameter length of the outer wall of the cross section of the discharge pipe (1) is the same as the inner diameter length of the plurality of groups of built-in grooves (3).

7. A press nozzle for shaping a green body of a silicon carbide rod as claimed in claim 1, wherein the inner diameters of the plurality of groups of nozzle holes (4) are different from each other.