CN112371284A

CN112371284A - Silicon powder treatment tool for silicon nitride ceramic production and treatment method thereof

Info

Publication number: CN112371284A
Application number: CN202011121753.XA
Authority: CN
Inventors: 李勇全; 陈巨喜; 曾庆党; 朱福林; 肖立
Original assignee: Hengyang Kaixin Special Materials Technology Co ltd
Current assignee: Hengyang Kaixin Special Materials Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-02-19

Abstract

The invention discloses a silicon powder treatment tool for silicon nitride ceramic production and a treatment method thereof, wherein the silicon powder treatment tool comprises a box body, the rear surface of the inner side of the box body is in threaded connection with a first motor, the output shaft of the first motor is fixedly connected with a circular plate, the front surface of the circular plate is hinged with a first connecting rod through a first pin shaft, a first pipe body is arranged below the first motor, and the inner side wall of the first pipe body is in sliding connection with a second pipe body; through starting first motor, make first plate body and second plate body reciprocate, and simultaneously, the second motor drives the bull stick and rotates, the bull stick drives the grinding roller and rotates, grind silicon nitride powder piece, along with first plate body reciprocates with the second plate body is continuous, make silicon nitride powder piece can be more abundant contact with the grinding roller, make it obtain fully grinding, can carry out abundant grinding and collection with bold silicon nitride powder, the condition of having avoided a plurality of equipment to make a round trip to switch appears, time saving and labor saving, high work efficiency.

Description

Silicon powder treatment tool for silicon nitride ceramic production and treatment method thereof

Technical Field

The invention relates to the technical field of silicon nitride ceramic production, in particular to a silicon powder treatment tool for silicon nitride ceramic production and a treatment method thereof.

Background

Silicon nitride is known to be an inorganic substance, having the chemical formula Si3N 4. It is an important structural ceramic material, has high hardness, self lubricating property and abrasion resistance, and is an atomic crystal; is resistant to oxidation at high temperature. It can resist cold and hot impact, and can be heated to above 1000 deg.C in air, and can be rapidly cooled and then rapidly heated, and can not be broken. Because of the excellent properties of silicon nitride ceramics, it is often used to manufacture mechanical components such as bearings, turbine blades, mechanical seal rings, and permanent molds. If the silicon nitride ceramics which is high temperature resistant and difficult to transfer heat is used for manufacturing the heating surface of the engine part, the quality of the diesel engine can be improved, the fuel can be saved, and the heat efficiency can be improved.

China discloses the invention: a waste silicon powder innocent treatment device (publication number: CN107715604A) discloses a waste silicon powder innocent treatment device, which solves the problems that a large amount of waste silicon powder is generated in the process of smelting industrial silicon in the market at present and floats in the air, workers protect the silicon powder by wearing a mask, and the silicon particles in smoke dust are very small, so that the smoke dust easily penetrates through the mask to enter the human body, thereby influencing the human body, but certain problems exist;

silicon nitride ceramics are made into required shapes by using silicon powder as a raw material through a common forming method, the silicon powder is stored, once the silicon powder is wetted, the silicon powder is blocked, the blocked silicon powder can be used after being crushed, or the silicon powder cannot be completely dissolved, the existing processing device can screen the silicon powder, the blocked silicon powder is screened out, and then the silicon powder is transported to a crushing machine for crushing, and the filtering in the mode is complicated, and a large amount of time is delayed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a silicon powder processing tool for silicon nitride ceramic production and a processing method thereof.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a silicon powder treatment tool for silicon nitride ceramic production comprises a box body, wherein a first motor is in threaded connection with the rear surface of the inner side of the box body, an output shaft of the first motor is fixedly connected with a circular plate, the front surface of the circular plate is hinged with a first connecting rod through a first pin shaft, a first pipe body is arranged below the first motor, the inner side wall of the first pipe body is in sliding connection with a second pipe body, the bottom of the first connecting rod is hinged with the inner side wall of the second pipe body through a second pin shaft, a third pipe body is welded on the inner side wall of the second pipe body, a second connecting rod is in sliding connection with the inner side wall of the third pipe body, a third connecting rod is welded at one end, adjacent to the first connecting rod, of the second connecting rod, a spring is sleeved on the outer side wall of the second connecting rod, a first plate body is welded at the bottom end of the second, the lower surface welding of first plate body has the second plate body, the lower surface of second plate body is equipped with first casing, the through-hole that the equidistance was arranged is all seted up to the both sides of first casing outer wall, the inside wall fixedly connected with bearing of through-hole, the inner circle fixedly connected with bull stick of bearing, the lateral wall fixedly connected with grinding roller of bull stick, the inboard rear surface threaded connection of box has the second motor, the output fixed connection of second motor is in one the one end of bull stick, the lateral wall fixedly connected with straight-teeth gear of bull stick, straight-teeth gear intermeshing, logical groove has been seted up to the lower surface of first casing, the welding of the mutual symmetry in bottom four corners of box has four supporting legs.

Preferably, the welding of the lateral wall of first body has first backup pad, first backup pad welds in the inside wall of box, the welding of the lateral wall of first casing has the second backup pad, the second backup pad welds in the inside wall of box, the last surface screw thread of first backup pad is connected with the second casing, the inside wall of second casing bonds and has the sieve, the inside wall of second casing is equipped with cuts the cutting roller, a side screw thread of box outer wall is connected with the third motor, the output shaft of third motor run through the lateral wall of box and the lateral wall of second casing in proper order and with cut cutting roller fixed connection.

Preferably, the lower surface of the second shell is communicated with a connecting pipe, one end, far away from the second shell, of the connecting pipe penetrates through the upper surface of the first supporting plate and is inserted into the first shell, and the inner bottom wall of the box body is provided with a collecting box.

Preferably, two chutes are symmetrically formed in the inner side wall of the first pipe body, the inner side wall of each chute is connected with a sliding block in a sliding mode, and one side, far away from the chutes, of each sliding block is welded to the outer side wall of the second pipe body.

Preferably, the upper surface of the box body is inserted with a feed hopper, and the feed hopper is communicated with the second shell.

Preferably, the outer side wall of the third motor is in threaded connection with a protective shell, the lower surface of the protective shell is in threaded connection with a third supporting plate, and the third supporting plate is in threaded connection with the outer side wall of the box body.

Preferably, the front surface of the box body is hinged with a box door through a hinge, and the front surface of the box door is fixedly connected with an observation window.

The invention also provides a silicon powder treatment method for silicon nitride ceramic production, which comprises the following steps: comprises the following steps of (a) carrying out,

firstly, silicon nitride powder blocks are thrown into the inside of a second shell through a feed hopper, then a third motor is controlled to be started through a switch group, the third motor drives a cutting roller to rotate, so that the silicon nitride powder blocks are cut into small blocks and are blocked by a sieve plate, and then the small silicon nitride powder blocks can enter the inside of a first shell through a connecting pipe;

step two, the first motor and the second motor are controlled to be started through the switch group, the first motor drives the circular plate to rotate through an output shaft of the first motor, the circular plate pulls the second pipe body to move up and down along the track of the inner side wall of the first pipe body through the first connecting rod, and therefore the first plate body and the second plate body are driven to move up and down through the matching of the second connecting rod and the third connecting rod;

step three, the second motor can drive the rotating rod to rotate through an output shaft of the second motor, the rotating rod can drive the grinding rollers to rotate, then the grinding rollers rotate simultaneously due to mutual meshing of straight gears, the silicon nitride powder block is ground through the grinding rollers, and then the silicon nitride powder block continuously moves up and down along with the first plate body and the second plate body, so that the silicon nitride powder block can be more fully contacted with the grinding rollers;

and step four, the silicon nitride which is ground into powder slides out of the inner part of the first shell through the through groove, so that the silicon nitride falls into the inner part of the collecting box.

Preferably, in the fourth step, the worker recovers the silicon nitride powder by opening the door of the box.

(III) advantageous effects

Compared with the prior art, the invention provides a silicon powder processing tool for silicon nitride ceramic production and a processing method thereof, and the silicon powder processing tool has the following beneficial effects: through starting first motor, make first plate body and second plate body reciprocate, and simultaneously, the second motor drives the bull stick and rotates, the bull stick drives the grinding roller and rotates, grind silicon nitride powder piece, along with first plate body reciprocates with the second plate body is continuous, make silicon nitride powder piece can be more abundant contact with the grinding roller, make it obtain fully grinding, can carry out abundant grinding and collection with bold silicon nitride powder, the condition of having avoided a plurality of equipment to make a round trip to switch appears, time saving and labor saving, high work efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the first tube according to the present invention;

FIG. 3 is a schematic view of the internal structure of the first housing according to the present invention;

FIG. 4 is a schematic view of the connection structure of the box, the box door and the observation window.

In the figure: 1. a box body; 2. a first motor; 3. a circular plate; 4. a first connecting rod; 5. a first pipe body; 6. a second tube body; 8. a third tube; 9. a second connecting rod; 10. a third connecting rod; 11. a spring; 12. a first plate body; 13. a second plate body; 14. a first housing; 15. a through hole; 16. a bearing; 17. a rotating rod; 18. grinding the roller; 19. a second motor; 20. a spur gear; 21. a through groove; 22. a first support plate; 23. a second support plate; 24. a second housing; 25. a sieve plate; 26. a cutting roller; 27. a third motor; 28. a connecting pipe; 29. a collection box; 30. a chute; 31. a slider; 32. a feed hopper; 33. a protective shell; 34. a third support plate; 35. a box door; 36. an observation window; 37. and (5) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a silicon powder treatment tool for silicon nitride ceramic production comprises a box body 1, wherein a first motor 2 is in threaded connection with the rear surface of the inner side of the box body 1, a circular plate 3 is fixedly connected to an output shaft of the first motor 2, a first connecting rod 4 is hinged to the front surface of the circular plate 3 through a first pin shaft, a first pipe body 5 is arranged below the first motor 2, a second pipe body 6 is in sliding connection with the inner side wall of the first pipe body 5, the bottom of the first connecting rod 4 is hinged to the inner side wall of the second pipe body 6 through a second pin shaft, a third pipe body 8 is welded to the inner side wall of the second pipe body 6, a second connecting rod 9 is in sliding connection with the inner side wall of the third pipe body 8, a third connecting rod 10 is welded to one end, adjacent to the first connecting rod 4, of the second connecting rod 9 is sleeved with a spring 11, a first plate body 12 is welded to the bottom end of the second connecting rod, the lower surface of the first plate body 12 is welded with a second plate body 13, the lower surface of the second plate body 13 is provided with a first shell 14, through holes 15 which are arranged at equal intervals are formed in two sides of the outer wall of the first shell 14, a bearing 16 is fixedly connected to the inner side wall of each through hole 15, a rotating rod 17 is fixedly connected to the inner ring of each bearing 16, a grinding roller 18 is fixedly connected to the outer side wall of each rotating rod 17, a second motor 19 is in threaded connection with the rear surface of the inner side of the box body 1, the output end of the second motor 19 is fixedly connected to one end of one rotating rod 17, a straight gear 20 is fixedly connected to the outer side wall of each rotating rod 17, the straight gears 20 are mutually meshed, a through groove 21 is formed in the lower; the supporting legs 37 are arranged, so that the device can be supported.

In this embodiment, specifically: the outer side wall of the first pipe body 5 is welded with a first supporting plate 22, the first supporting plate 22 is welded on the inner side wall of the box body 1, the outer side wall of the first shell 14 is welded with a second supporting plate 23, the second supporting plate 23 is welded on the inner side wall of the box body 1, the upper surface of the first supporting plate 22 is in threaded connection with a second shell 24, the inner side wall of the second shell 24 is bonded with a sieve plate 25, the inner side wall of the second shell 24 is provided with a cutting roller 26, one side of the outer wall of the box body 1 is in threaded connection with a third motor 27, and an output shaft of the third motor 27 sequentially penetrates through the outer side wall of the box body 1 and the; by providing the cutting roller 26, the bulk silicon nitride powder pieces can be chopped.

Further: a connecting pipe 28 is communicated with the lower surface of the second shell 24, one end of the connecting pipe 28, which is far away from the second shell 24, penetrates through the upper surface of the first supporting plate 22 and is inserted into the first shell 14, and a collecting box 29 is arranged on the bottom wall of the inner side of the box body 1; the connection pipe 28 is provided to transport the silicon nitride powder cake to the inside of the first casing 14, and the collection box 29 is provided to collect the silicon nitride powder.

On the basis of the scheme: two sliding grooves 30 are symmetrically formed in the inner side wall of the first pipe body 5, a sliding block 31 is connected to the inner side wall of each sliding groove 30 in a sliding mode, and one side, far away from each sliding groove 30, of each sliding block 31 is welded to the outer side wall of the second pipe body 6; through setting up spout 30 and slider 31, can play spacing effect to second body 6 to prevent that it from shifting out from the inside of first body 5.

In this embodiment, specifically: a feed hopper 32 is inserted into the upper surface of the box body 1, and the feed hopper 32 is communicated with the second shell 24; by providing the feed hopper 32, the silicon nitride powder pieces can be easily put into the inside of the case 1.

Further: the outer side wall of the third motor 27 is in threaded connection with a protective shell 33, the lower surface of the protective shell 33 is in threaded connection with a third supporting plate 34, and the third supporting plate 34 is in threaded connection with the outer side wall of the box body 1; the third motor 27 can be protected by the protective shell 33, and the third motor 27 can be supported by the third support plate 34.

On the basis of the scheme: the front surface of the box body 1 is hinged with a box door 35 through a hinge, and the front surface of the box door 35 is fixedly connected with an observation window 36; through the observation window 36, the operation condition inside the cabinet 1 can be observed.

step one, silicon nitride powder blocks are thrown into the second shell 24 through a feed hopper 32, then a switch group is used for controlling a third motor 27 to be started, the third motor 27 drives a cutting roller 26 to rotate, so that the silicon nitride powder blocks are cut into small blocks and blocked by a sieve plate 25, and then the small silicon nitride powder blocks enter the first shell 14 through a connecting pipe 28;

step two, the first motor 2 and the second motor 19 are controlled to be started through the switch group, the first motor 2 drives the circular plate 3 to rotate through an output shaft of the first motor, the circular plate 3 pulls the second pipe body 6 to move up and down along the track of the inner side wall of the first pipe body 5 through the first connecting rod 4, and therefore the first plate body 12 and the second plate body 13 are driven to move up and down through the matching of the second connecting rod 9 and the third connecting rod 10;

step three, at the same time, the second motor 19 drives the rotating rod 17 to rotate through an output shaft of the second motor, the rotating rod 17 drives the grinding rollers 18 to rotate, then the plurality of grinding rollers 18 rotate simultaneously due to mutual meshing of the straight gears 20, then silicon nitride powder blocks are ground through the grinding rollers, and then the silicon nitride powder blocks can be in contact with the grinding rollers 18 more fully along with the continuous up-and-down movement of the first plate body 12 and the second plate body 13, so that the silicon nitride powder blocks are fully ground;

step four, the silicon nitride that is then ground into powder slides out of the interior of the first housing 14 through the through-grooves 21, thereby falling into the interior of the collection box 29.

In this embodiment, specifically: in the fourth step, the worker can recover the silicon nitride powder by opening the door 35.

In summary, the working principle and the working process of the silicon powder processing tool for silicon nitride ceramic production and the processing method thereof are that when in use, silicon nitride powder blocks are thrown into the inside of the second shell 24 through the feed hopper 32, then the third motor 27 is controlled to start through the switch group, the third motor 27 drives the cutting roller 26 to rotate, so that the silicon nitride powder blocks are cut into small blocks to be blocked by the sieve plate 25, then the small silicon nitride powder blocks enter the inside of the first shell 14 through the connecting pipe 28, the first motor 2 and the second motor 19 are controlled to start through the switch group, the first motor 2 drives the circular plate 3 to rotate through the output shaft of the first motor, the circular plate 3 pulls the second pipe 6 to move up and down along the track of the inner side wall of the first pipe 5 through the first connecting rod 4, so that the first plate body 12 and the second plate body 13 are driven to move up and down through the matching of the second connecting rod 9 and the third connecting rod 10, meanwhile, the second motor 19 can drive the rotating rod 17 to rotate through the output shaft of the second motor, the rotating rod 17 can drive the grinding roller 18 to rotate, then the plurality of grinding rollers 18 rotate simultaneously due to the fact that the straight gears 20 are meshed with each other, then the silicon nitride powder block is ground through the rotating rod, then the silicon nitride powder block continuously moves up and down along with the first plate body 12 and the second plate body 13, the silicon nitride powder block can be more fully contacted with the grinding roller 18, the silicon nitride powder block is fully ground, then the silicon nitride powder is ground to be ground to slide out from the inside of the first shell 14 through the through groove 21, the silicon nitride powder block falls into the collecting box 29, a worker opens the box door 35, and the silicon nitride powder can be recovered.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a frock is handled with silica flour to silicon nitride ceramic manufacture, includes box (1), its characterized in that: the rear surface of the inner side of the box body (1) is in threaded connection with a first motor (2), an output shaft of the first motor (2) is fixedly connected with a circular plate (3), the front surface of the circular plate (3) is hinged with a first connecting rod (4) through a first pin shaft, a first pipe body (5) is arranged below the first motor (2), the inner side wall of the first pipe body (5) is in sliding connection with a second pipe body (6), the bottom of the first connecting rod (4) is hinged with the inner side wall of the second pipe body (6) through a second pin shaft, a third pipe body (8) is welded on the inner side wall of the second pipe body (6), a second connecting rod (9) is in sliding connection with the inner side wall of the third pipe body (8), a third connecting rod (10) is welded at one end, adjacent to the first connecting rod (4), of the second connecting rod (9), and a spring (11) is sleeved on the outer side, the bottom welding of second connecting rod (9) has first plate body (12), first plate body (12) sliding connection is in the inside wall of first body (5), the lower surface welding of first plate body (12) has second plate body (13), the lower surface of second plate body (13) is equipped with first casing (14), through-hole (15) that the equidistance was arranged are all seted up to the both sides of first casing (14) outer wall, the inside wall fixedly connected with bearing (16) of through-hole (15), the inner circle fixedly connected with bull stick (17) of bearing (16), the lateral wall fixedly connected with grinding roller (18) of bull stick (17), the rear surface threaded connection of box (1) inboard has second motor (19), the output fixed connection of second motor (19) is in one the one end of bull stick (17), the lateral wall fixedly connected with straight-teeth gear (20) of bull stick (17), straight-teeth gear (20) intermeshing, logical groove (21) have been seted up to the lower surface of first casing (14), the welding of the mutual symmetry in bottom four corners of box (1) has four supporting legs (37).

2. The silicon powder processing tool for silicon nitride ceramic production according to claim 1, characterized in that: the outer wall welding of first body (5) has first backup pad (22), first backup pad (22) weld in the inside wall of box (1), the outer wall welding of first casing (14) has second backup pad (23), second backup pad (23) weld in the inside wall of box (1), the last surface threaded connection of first backup pad (22) has second casing (24), the inside wall bonding of second casing (24) has sieve (25), the inside wall of second casing (24) is equipped with cutting roller (26), one side threaded connection of box (1) outer wall has third motor (27), the output shaft of third motor (27) run through the lateral wall of box (1) and the lateral wall of second casing (24) in proper order and with cutting roller (26) fixed connection.

3. The silicon powder processing tool for silicon nitride ceramic production according to claim 2, characterized in that: the lower surface of second casing (24) intercommunication has connecting pipe (28), the one end that second casing (24) were kept away from in connecting pipe (28) runs through the upper surface of first backup pad (22) and inserts in the inside of first casing (14), the inboard diapire of box (1) is equipped with collects box (29).

4. The silicon powder processing tool for silicon nitride ceramic production according to claim 1, characterized in that: two spouts (30) have been seted up to the inside wall symmetry of first body (5), the inside wall sliding connection of spout (30) has slider (31), one side that spout (30) were kept away from in slider (31) welds in the lateral wall of second body (6).

5. The silicon powder processing tool for silicon nitride ceramic production according to claim 1, characterized in that: the upper surface of box (1) is pegged graft and is had feeder hopper (32), feeder hopper (32) are linked together with second casing (24).

6. The silicon powder processing tool for silicon nitride ceramic production according to claim 2, characterized in that: the outer side wall of the third motor (27) is in threaded connection with a protective shell (33), the lower surface of the protective shell (33) is in threaded connection with a third supporting plate (34), and the third supporting plate (34) is in threaded connection with the outer side wall of the box body (1).

7. The silicon powder processing tool for silicon nitride ceramic production according to claim 1, characterized in that: the front surface of the box body (1) is hinged with a box door (35) through a hinge, and the front surface of the box door (35) is fixedly connected with an observation window (36).

8. A silicon powder treatment method for silicon nitride ceramic production is characterized by comprising the following steps:

firstly, silicon nitride powder blocks are thrown into the second shell (24) through a feed hopper (32), then a switch group is used for controlling a third motor (27) to start, the third motor (27) drives a cutting roller (26) to rotate, so that the silicon nitride powder blocks are cut into small blocks and blocked by a sieve plate (25), and then the small silicon nitride powder blocks enter the first shell (14) through a connecting pipe (28);

step two, the first motor (2) and the second motor (19) are controlled to be started through the switch group, the first motor (2) drives the circular plate (3) to rotate through an output shaft of the first motor, the circular plate (3) pulls the second pipe body (6) to move up and down along the track of the inner side wall of the first pipe body (5) through the first connecting rod (4), and therefore the first plate body (12) and the second plate body (13) are driven to move up and down through the matching of the second connecting rod (9) and the third connecting rod (10);

step three, the second motor (19) drives the rotating rod (17) to rotate through an output shaft of the second motor, the rotating rod (17) drives the grinding rollers (18) to rotate, then the plurality of grinding rollers (18) rotate simultaneously due to mutual meshing of the straight gears (20), then the silicon nitride powder block is ground through the rotating rod, and then the silicon nitride powder block can be more fully contacted with the grinding rollers (18) along with continuous up-and-down movement of the first plate body (12) and the second plate body (13);

and step four, the silicon nitride which is ground into powder slides out of the interior of the first shell (14) through the through groove (21) and then falls into the interior of the collection box (29).

9. The method for processing the silicon powder for silicon nitride ceramic production according to claim 8, wherein the method comprises the steps of: in the fourth step, the staff recovers the silicon nitride powder by opening the box door (35).