CN217164108U

CN217164108U - Mixing device of silicon carbide micro powder

Info

Publication number: CN217164108U
Application number: CN202123285376.6U
Authority: CN
Inventors: 杨涵; 杨天宇; 崔怀江
Original assignee: Qingzhou Yuxin Ceramic Material Co ltd
Current assignee: Qingzhou Yuxin Ceramic Material Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-12
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a compounding device of carborundum miropowder relates to carborundum miropowder treatment facility technical field, including the install bin with rotate the mixing box that sets up in the install bin, the inside top of mixing box slides and is provided with the screening subassembly, the inside below of mixing box rotates and is provided with the mixing subassembly, screening subassembly and mixing subassembly drive by actuating mechanism. In the utility model, the silicon carbide micro powder before mixing is screened by the screening component, large-particle silicon carbide micro powder is screened out, and meanwhile, the rotating mixing box is matched with the reset spring, so that the screening is more efficient; utilize pivoted mixing box to drive its built-in second stirring rake and the cooperation of first stirring rake, form relative and crisscross stirring direction, improved the more efficient compounding of the inside carborundum miropowder of mixing box.

Description

Mixing device of silicon carbide micro powder

Technical Field

The utility model relates to a carborundum miropowder treatment facility technical field especially relates to the compounding device of carborundum miropowder.

Background

The silicon carbide micro powder is green, has a crystal structure, high hardness, strong cutting capability, stable chemical property and good heat conductivity. The domestic silicon carbide micro powder mainly comprises black silicon carbide micro powder and green silicon carbide micro powder. The green silicon carbide is prepared by using petroleum coke and high-quality silica as main raw materials, adding salt as an additive and smelting in a resistance furnace at high temperature. The hardness of the material is between that of corundum and diamond, and the mechanical strength of the material is higher than that of corundum.

Because carborundum miropowder mainly used abrasive industry, so there is special requirement to the grading of miropowder, can not have the large granule to appear in the miropowder, and the compounding device of current carborundum miropowder does not sieve the miropowder before carrying out the compounding to carborundum miropowder, leads to carborundum miropowder quality not high to tightly stir with the unipolar and mix, stirring efficiency is not high.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and providing a silicon carbide micro powder mixing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the silicon carbide micro powder mixing device comprises an installation box and a mixing box rotationally arranged in the installation box, wherein a screening component is slidably arranged above the interior of the mixing box, a mixing component is rotationally arranged below the interior of the mixing box, and the screening component and the mixing component are driven by a driving mechanism;

the screening assembly comprises an annular mounting seat arranged above the interior of the mixing box in a sliding manner through a sliding block and a screen arranged at the bottom of the interior of the annular mounting seat;

the driving mechanism comprises a transmission gear which is rotatably arranged in the installation box, a plurality of tooth blocks which are meshed with the transmission gear are uniformly arranged in the middle of the outer wall of the mixing box, and the transmission gear is driven by an external motor;

the compounding subassembly includes rotates through the (mixing) shaft and sets up in a plurality of first stirring rakes of mixing box inside below and set up in the second stirring rake of mixing box inner wall below, and is a plurality of first stirring rake sets up with a plurality of second stirring rake is crisscross.

Further, the bottom of the transmission gear installation shaft and the bottom of the stirring shaft are both provided with belt wheels in a sleeved mode, and the two belt wheels are connected through a synchronous belt.

Further, the inside top both sides of mixing box are provided with respectively with slider complex slide bar, the cover is equipped with reset spring on the slide bar, is located the slider below.

Further, the upper end and the lower end in the installation box are provided with cylindrical limiting seats matched with the mixing box, a support is arranged at the bottom of the mixing box, balls are arranged on the periphery of the bottom of the support, and a through hole convenient for the penetration of a mixing shaft is formed in the middle of the support.

Furthermore, an annular limiting plate is arranged at the bottom of the annular mounting seat, the inner diameter of the annular limiting plate is larger than the sum of the lengths of the two first stirring paddles and the width of the stirring shaft, and two sides of the bottom end of the annular limiting plate are provided with flange plates.

Compared with the prior art, the utility model discloses possess following beneficial effect:

in the utility model, the silicon carbide micro powder before mixing is screened by the screening component, large-particle silicon carbide micro powder is screened out, and meanwhile, the rotating mixing box is matched with the reset spring, so that the screening is more efficient; utilize pivoted mixing box to drive its built-in second stirring rake and the cooperation of first stirring rake, form relative and crisscross stirring direction, improved the more efficient compounding of the inside carborundum miropowder of mixing box.

Drawings

Fig. 1 is a schematic view of the overall structure of a silicon carbide micro powder mixing device provided by the utility model;

fig. 2 is the internal structure schematic diagram of the mixing box in the mixing device of silicon carbide micro powder.

Number in the figure: 1. installing a box; 2. a mixing box; 3. a screen assembly; 4. an annular limit plate; 5. a first stirring paddle; 6. a second stirring paddle; 7. a transmission gear; 11. a cylindrical limiting seat; 21. a support; 31. an annular mounting seat; 32. screening a screen; 33. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the silicon carbide micro powder mixing device comprises an installation box 1 and a mixing box 2 rotatably arranged in the installation box 1, wherein a screening component 3 is slidably arranged above the interior of the mixing box 2, a mixing component is rotatably arranged below the interior of the mixing box 2, and the screening component 3 and the mixing component are driven by a driving mechanism;

the screening assembly 3 comprises an annular mounting seat 31 arranged above the inner part of the mixing box 2 in a sliding manner through a sliding block and a screen 32 arranged at the bottom of the inner part of the annular mounting seat 31;

the driving mechanism comprises a transmission gear 7 which is rotatably arranged in the installation box 1, a plurality of tooth blocks which are meshed with the transmission gear 7 are uniformly arranged in the middle of the outer wall of the mixing box 2, and the transmission gear 7 is driven by an external motor;

the material mixing component comprises a plurality of first stirring paddles 5 and second stirring paddles 6, wherein the first stirring paddles 5 are arranged below the inner wall of the material mixing box 2 in a rotating mode through the stirring shaft, the second stirring paddles 6 are arranged below the inner wall of the material mixing box 2, the first stirring paddles 5 and the second stirring paddles 6 are arranged in a staggered mode, silicon carbide micro powder before material mixing is screened through the screening component 3, large-particle silicon carbide micro powder is screened out, and meanwhile the rotating material mixing box 2 is matched with the reset spring 33, so that screening is more efficient; utilize pivoted mixing box 2 to drive its built-in second stirring rake 6 and the cooperation of first stirring rake 5, form relative and crisscross stirring direction, improved the more efficient compounding of the inside carborundum miropowder of mixing box 2.

Further, drive gear 7 installation axle bottom all overlaps with the (mixing) shaft bottom and is equipped with the band pulley, and two band pulleys pass through the hold-in range and connect, utilize the cooperation of band pulley and hold-in range, make drive gear 7 installation axle and (mixing) shaft synchronous rotation, and then make 2 antiport of mixing box, and then make second stirring rake 6 and first stirring rake 5 relative rotation.

Further, the inside top both sides of mixing box 2 are provided with respectively with slider complex slide bar, the cover is equipped with reset spring 33 on the slide bar, is located the slider below, utilizes carborundum miropowder to fall and drives annular mount pad 31 and slide downwards at the self gravity of screen cloth 32, and then extrudes reset spring 33, when less carborundum miropowder falls into mixing box 2 inside below through screen cloth 32, annular mount pad 31 resets under reset spring 33's effect.

Further, the lower extreme all is provided with the spacing seat of 2 complex tube-shapes 11 with mixing box on the installation case 1 inside, mixing box 2 bottom is provided with support 21, support 21 bottom week side is provided with the ball, the through-hole that the (mixing) shaft of being convenient for runs through is seted up at support 21 middle part, it is spacing to lead mixing box 2 through two spacing seats of tube-shapes 11 from top to bottom, take place the skew when avoiding mixing box 2 to rotate, utilize support 21 and inside ball to avoid mixing box 2 to be obstructed when rotating simultaneously.

Further, annular mount pad 31 bottom is provided with annular limiting plate 4, and the inside diameter of annular limiting plate 4 is greater than the sum of two 5 length of first stirring rake and (mixing) shaft width, and sets up to the flange board bottom both sides, utilizes annular limiting plate 4 to avoid tiny carborundum miropowder to directly fall into mixing box 2 inside below from screen cloth 32 when in reset spring 33 is gone into to card under pivoted mixing box 2 drives.

The working principle is as follows: an external motor is started to drive a transmission gear 7 to rotate, the mixing box 2 is driven to rotate through the matching of the transmission gear 7 and a plurality of tooth blocks, the silicon carbide micro powder to be mixed is poured into the mixing box 2 at the moment, the annular mounting seat 31 is driven to slide downwards under the self gravity of the silicon carbide micro powder, the return spring 33 is extruded, and when the smaller silicon carbide micro powder falls into the lower part of the interior of the mixing box 2 through the screen 32, the annular mounting seat 31 is reset under the action of the return spring 33;

simultaneously second stirring rake 6 rotates along with mixing box 2 synchronization to drive the (mixing) shaft through the cooperation of band pulley with the hold-in range and rotate, and then drive first stirring rake 5 and rotate, under relative rotation and crisscross first stirring rake 5 that sets up and the 6 effects of second stirring rake, improved the inside carborundum miropowder compounding efficiency of mixing box 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The silicon carbide micro powder mixing device is characterized by comprising an installation box (1) and a mixing box (2) rotatably arranged in the installation box (1), wherein a screening component (3) is slidably arranged above the interior of the mixing box (2), a mixing component is rotatably arranged below the interior of the mixing box (2), and the screening component (3) and the mixing component are driven by a driving mechanism;

the screening assembly (3) comprises an annular mounting seat (31) arranged above the inner part of the mixing box (2) in a sliding manner through a sliding block and a screen (32) arranged at the bottom of the inner part of the annular mounting seat (31);

the driving mechanism comprises a transmission gear (7) which is rotatably arranged in the installation box (1), a plurality of tooth blocks which are meshed with the transmission gear (7) are uniformly arranged in the middle of the outer wall of the mixing box (2), and the transmission gear (7) is driven by an external motor;

the compounding subassembly includes rotates through the (mixing) shaft and sets up in a plurality of first stirring rake (5) of mixing box (2) inside below and set up in second stirring rake (6) of mixing box (2) inner wall below, and is a plurality of first stirring rake (5) set up with a plurality of second stirring rake (6) are crisscross.

2. The mixing device of silicon carbide micropowder according to claim 1, wherein belt pulleys are sleeved on the bottom of the mounting shaft of the transmission gear (7) and the bottom of the stirring shaft, and the two belt pulleys are connected through a synchronous belt.

3. The mixing device of the silicon carbide micro powder as claimed in claim 2, wherein slide bars matched with the slide blocks are respectively arranged on two sides above the inside of the mixing box (2), and a return spring (33) is sleeved on each slide bar and is positioned below the slide blocks.

4. The mixing device of the silicon carbide micropowder according to claim 2, wherein the upper and lower ends of the inside of the mounting box (1) are provided with cylindrical limiting seats (11) which are matched with the mixing box (2), the bottom of the mixing box (2) is provided with a support (21), balls are arranged on the periphery of the bottom of the support (21), and the middle of the support (21) is provided with a through hole through which a stirring shaft can conveniently penetrate.

5. The mixing device of the silicon carbide micro powder as claimed in claim 2, wherein the annular mounting seat (31) is provided at the bottom with an annular limiting plate (4), the inside diameter of the annular limiting plate (4) is larger than the sum of the lengths of the two first stirring paddles (5) and the width of the stirring shaft, and two sides of the bottom end are provided with flange plates.