Raw material stirring device for silicon carbide ceramic production

Abstract

The utility model discloses a raw material stirring device for silicon carbide ceramic production, which belongs to the technical field of silicon carbide ceramic production and comprises a mixing barrel, a vibrating component and a supporting component are arranged on the outer surface of the mixing barrel, and a mixing component is arranged in the mixing barrel; according to the raw material mixing device, through the arrangement of the mixing assembly and the vibration assembly, a positioning rod can drive a turning plate to turn in the mixing barrel, at the moment, the turning plate turns raw materials, meanwhile, a stirring rod stirs the turned raw materials, and the knocked mixing barrel vibrates to shake off the raw materials adhered to the inner wall; the silicon carbide ceramic raw materials are stirred and turned at the same time, then the mixing effect and efficiency of the stirring device are improved, knocking is conducted while stirring is conducted, the raw materials attached to the inner wall of the stirring device can be shaken off, and the conditions that the raw materials are not evenly mixed due to adhesion and raw material waste occurs during pouring are avoided; the practicability of the stirring device is further embodied.

Description

TECHNICAL FIELD

[0001] The utility model belongs to silicon carbide ceramic production technical field especially relates to a raw material stirring device for silicon carbide ceramic production. BACKGROUND

[0002] The silicon carbide ceramic not only has excellent normal temperature mechanical properties, such as high bending strength, excellent oxidation resistance, good corrosion resistance, high wear resistance and low friction coefficient, but also has the best high temperature mechanical properties among known ceramic materials, and is the material with the best high temperature strength among ceramic materials, and in the production of silicon carbide ceramic, nanometer carbon fiber filaments need to be added in silicon carbide powder to increase the toughness of silicon carbide ceramic products, and additives also need to be added, which can melt and fill the pores in the silicon carbide ceramic during high temperature sintering, and penetrate into the silicon carbide crystal to increase the strength of the product, so that the quality of the silicon carbide ceramic after production is ensured, and therefore a stirring device is needed to stir the raw materials before sintering.

[0003] After the raw materials are poured into the stirring device, different raw materials are in a layered state, and although the single-direction rotation can mix the raw materials, the mixing efficiency is slow, a long time is needed, and during the stirring process, part of the raw materials may adhere to the inner wall of the stirring device, thereby reducing the uniformity of the mixed raw materials, and also possibly causing the volume of the raw materials to decrease, therefore, the raw material stirring device for silicon carbide ceramic production is provided. UTILITY MODEL CONTENTS

[0004] The utility model discloses a raw material stirring device for silicon carbide ceramic production.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a raw material stirring device for silicon carbide ceramic production, including the mixing bucket, the outer surface of the mixing bucket is provided with a vibration assembly and a supporting assembly, the inside of the mixing bucket is provided with a mixing assembly;

[0006] The vibration assembly includes a mounting sleeve, the side wall of the mounting sleeve is fixedly connected with the outer surface of the mixing bucket, the inner wall of the mounting sleeve is rotatably installed with a movable rod, the outer surface of the movable rod is fixedly installed with a rotating disc, and the outer surface of the rotating disc is fixedly installed with a top block.

[0007] As a further description of the above technical scheme:

[0008] The lower surface of the mounting sleeve is slidably installed with a moving plate, the side wall of the moving plate is fixedly installed with a connecting spring, and one end of the connecting spring is fixedly connected with the outer surface of the mixing bucket.

[0009] As a further description of the above technical scheme:

[0010] The side wall of the moving plate is fixedly installed with a knocking rod, and the other side wall of the moving plate is fixedly installed with a protrusion, one end of the protrusion being attached to the outer surface of the rotating disc.

[0011] As a further description of the above technical solution:

[0012] The mixing assembly comprises a fixed plate, the lower surface of the fixed plate being fixedly connected with the upper surface of the mixing barrel, the upper surface of the fixed plate being fixedly installed with a mounting cover, the inner wall of the mounting cover being fixedly installed with a servo motor, the output end of the servo motor being fixedly installed with a rotating rod, and the outer surface of the rotating rod being fixedly installed with an agitating rod.

[0013] As a further description of the above technical solution:

[0014] The outer surfaces of the rotating rod and the movable rod are both fixedly installed with toothed chain wheels, the toothed chain wheels being transmission-connected through a toothed chain, and one end of the rotating rod extending into the interior of the mixing barrel and being rotationally connected with the inner wall of the bottom surface of the mixing barrel.

[0015] As a further description of the above technical solution:

[0016] The inner wall of the bottom surface of the mixing barrel is fixedly installed with a supporting rod, one end of the supporting rod being fixedly installed with a limiting box, the rotating rod extending through the interior of the limiting box, the inner side wall of the mixing barrel being rotationally installed with a positioning rod, one end of the positioning rod extending into the interior of the limiting box, the outer surfaces of one end of the positioning rod and the rotating rod both being fixedly installed with bevel gears, the bevel gears being meshingly connected, and the outer surfaces of the positioning rod being fixedly installed with turnover plates.

[0017] As a further description of the above technical solution:

[0018] The supporting assembly comprises a bottom plate, the upper surface of the bottom plate being fixedly installed with a supporting plate, the side wall of the supporting plate being fixedly installed with a fixed cover, the inner wall of the fixed cover being fixedly installed with a driving motor, the output end of the driving motor being fixedly installed with a driving rod, one end of the driving rod extending to the other side wall outside of the supporting plate and being fixedly connected with the outer surface of the mixing barrel.

[0019] As a further description of the above technical solution:

[0020] The upper surface of the bottom plate is fixedly installed with a baffle, the lower surface of the mixing barrel is fixedly installed with a limiting plate, and the limiting plate and the baffle are mutually adapted.

[0021] As a result of the adoption of the above technical solution, the present application has the following beneficial effects:

[0022] 1. The utility model discloses a mixing assembly and vibration assembly are set up, and the positioning rod will drive the turning plate to turn in the mixing bucket, at this moment the turning plate will turn the raw materials, and the stirring rod stirs the raw materials that turn, and the rotating rod is under the action of the tooth chain wheel and the tooth chain and will drive the movable rod to rotate on the inner wall of the mounting sleeve when rotating, and the movable rod rotates and will drive the rotating disc to rotate synchronously, thereby drive the top block to rotate synchronously, under the action of the protruding block, the moving plate moves back and forth under the action of the connecting spring, thereby drive the knocking rod to knock the outer surface of the mixing bucket, and the mixing bucket that is knocked will vibrate and will shake the raw materials that stick on the inner wall, realize the raw materials of silicon carbide ceramic while stirring turn, and further improve the mixing effect and efficiency of the stirring device, and the raw materials that stick on the inner wall of the stirring device can be shaken off while stirring, avoid the uneven mixing of the raw materials that stick and the waste of raw materials when pouring, and further embody the practicability of the stirring device.

[0023] 2. The utility model discloses a supporting assembly is set up, after mixing, the driving motor in fixed cover drives the driving rod to rotate, and the driving rod drives the mixing bucket to be inclined, then pours out the raw materials mixed in the mixing bucket, simple structure, convenient operation, convenient for the raw materials after mixing to pour, also convenient for the raw materials at the bottom of the stirring device to clean, and further improve the working efficiency of the stirring device. ACCURACY OF DRAWINGS

[0024] Figure 1 It is a kind of raw material stirring device for silicon carbide ceramic production three-dimensional structure schematic diagram.

[0025] Figure 2 It is a kind of raw material stirring device for silicon carbide ceramic production mixing assembly's exploded structure schematic diagram.

[0026] Figure 3 It is a kind of raw material stirring device for silicon carbide ceramic production another angle three-dimensional structure schematic diagram.

[0027] Figure 4 It is a kind of raw material stirring device for silicon carbide ceramic production Figure 3 A place in the enlarged structure schematic diagram of the utility model discloses a stirring device.

[0028] LEGEND:

[0029] 1, mixing bucket; 2, support assembly; 21, bottom plate; 22, support plate; 23, fixed cover; 24, baffle; 25, limiting plate; 3, mixing assembly; 31, fixed plate; 32, mounting cover; 33, rotating rod; 34, stirring rod; 35, support rod; 36, limiting box; 37, positioning rod; 38, turnover plate; 39, bevel gear; 4, vibration assembly; 41, mounting sleeve; 42, movable rod; 43, toothed chain wheel; 44, connecting spring; 45, moving plate; 46, rotating disc; 47, top block; 48, protrusion; 49, knocking rod. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] Please refer to Figures 1-4 The present application provides a technical solution: a raw material stirring device for silicon carbide ceramic production, comprising a mixing bucket 1, wherein the outer surface of the mixing bucket 1 is provided with a vibration assembly 4 and a support assembly 2, and the inside of the mixing bucket 1 is provided with a mixing assembly 3.

[0032] The vibration assembly 4 comprises a mounting sleeve 41, the side wall of the mounting sleeve 41 is fixedly connected with the outer surface of the mixing bucket 1, a movable rod 42 is rotatably installed on the inner wall of the mounting sleeve 41, a rotating disc 46 is fixedly installed on the outer surface of the movable rod 42, a top block 47 is fixedly installed on the outer surface of the rotating disc 46, a moving plate 45 is slidably installed on the lower surface of the mounting sleeve 41, a connecting spring 44 is fixedly installed on the side wall of the moving plate 45, one end of the connecting spring 44 is fixedly connected with the outer surface of the mixing bucket 1, a knocking rod 49 is fixedly installed on the side wall of the moving plate 45, a protrusion 48 is fixedly installed on the other side wall of the moving plate 45, and one end of the protrusion 48 is in contact with the outer surface of the rotating disc 46.

[0033] The specific implementation is that: when the rotating rod 33 rotates, it will drive the movable rod 42 to rotate on the inner wall of the mounting sleeve 41 under the action of the toothed chain wheel 43 and the toothed chain, the rotation of the movable rod 42 will drive the rotating disc 46 to rotate synchronously, thereby driving the top block 47 to rotate synchronously, under the action of the protrusion 48, the moving plate 45 moves back and forth under the action of the connecting spring 44, thereby driving the knocking rod 49 to knock the outer surface of the mixing bucket 1, and the mixing bucket 1 subjected to the knocking will vibrate and shake the raw materials adhered to the inner wall.

[0034] The mixing assembly 3 comprises a fixed plate 31, the lower surface of the fixed plate 31 is fixedly connected with the upper surface of the mixing barrel 1, the upper surface of the fixed plate 31 is fixedly installed with a mounting cover 32, the inner wall of the mounting cover 32 is fixedly installed with a servo motor, the output end of the servo motor is fixedly installed with a rotating rod 33, the outer surface of the rotating rod 33 is fixedly installed with an agitating rod 34, the outer surfaces of the rotating rod 33 and the movable rod 42 are both fixedly installed with a toothed chain wheel 43, the toothed chain wheels 43 are connected through a toothed chain transmission, one end of the rotating rod 33 extends to the inside of the mixing barrel 1 and is rotationally connected with the inner wall of the bottom surface of the mixing barrel 1, the inner wall of the bottom surface of the mixing barrel 1 is fixedly installed with a supporting rod 35, one end of the supporting rod 35 is fixedly installed with a limiting box 36, the rotating rod 33 penetrates through the inside of the limiting box 36, the inner side wall of the mixing barrel 1 is rotationally installed with a positioning rod 37, one end of the positioning rod 37 extends to the inside of the limiting box 36, the outer surfaces of one end of the positioning rod 37 and the rotating rod 33 are both fixedly installed with a bevel gear 39, the bevel gears 39 are meshedly connected, and the outer surface of the positioning rod 37 is fixedly installed with a turnover plate 38.

[0035] The specific implementation is that: the raw materials required for the production of silicon carbide ceramics are poured into the mixing barrel 1, then the servo motor in the mounting cover 32 drives the rotating rod 33 to rotate, the rotating rod 33 drives the agitating rod 34 to rotate, and also drives the bevel gears 39 to rotate synchronously, the positioning rod 37 rotates under the action of the other bevel gear 39, at this time the positioning rod 37 drives the turnover plate 38 to turn over in the mixing barrel 1, at this time the turnover plate 38 turns over the raw materials, and the agitating rod 34 stirs the turned over raw materials.

[0036] The supporting assembly 2 comprises a bottom plate 21, the upper surface of the bottom plate 21 is fixedly installed with a supporting plate 22, the side wall of the supporting plate 22 is fixedly installed with a fixed cover 23, the inner wall of the fixed cover 23 is fixedly installed with a driving motor, the output end of the driving motor is fixedly installed with a driving rod, one end of the driving rod extends to the outside of the other side wall of the supporting plate 22 and is fixedly connected with the outer surface of the mixing barrel 1, the upper surface of the bottom plate 21 is fixedly installed with a baffle 24, the lower surface of the mixing barrel 1 is fixedly installed with a limiting plate 25, and the limiting plate 25 and the baffle 24 are mutually adapted.

[0037] The specific implementation is that: after the mixing is completed, the driving motor in the fixed cover 23 drives the driving rod to rotate, the driving rod drives the mixing barrel 1 to tilt, and then the mixed raw materials in the mixing barrel 1 are poured out.

[0038] Working principle: the raw materials needed for the production of silicon carbide ceramics are poured into the mixing barrel 1, and then the servo motor in the cover 32 drives the rotating rod 33 to rotate, which drives the stirring rod 34 to rotate, and also drives the bevel gear 39 to rotate synchronously. Under the action of another bevel gear 39, the positioning rod 37 will rotate, at this time the positioning rod 37 will drive the turnover plate 38 to turn in the mixing barrel 1, at this time the turnover plate 38 will turn the raw materials, and the stirring rod 34 will stir the turned raw materials. The rotating rod 33 rotates under the action of the toothed chain wheel 43 and the toothed chain, which drives the movable rod 42 to rotate on the inner wall of the mounting sleeve 41. With the rotation of the movable rod 42, the rotating disc 46 is driven to rotate synchronously, thereby driving the top block 47 to rotate synchronously. Under the action of the protrusion 48, the moving plate 45 moves back and forth under the action of the connecting spring 44, thereby driving the knocking rod 49 to knock the outer surface of the mixing barrel 1. The mixing barrel 1 subjected to knocking will vibrate and shake the raw materials adhered to the inner wall. After the mixing is completed, the drive motor in the fixed cover 23 drives the drive rod to rotate, which drives the mixing barrel 1 to tilt, and then the mixed raw materials in the mixing barrel 1 are poured out.

[0039] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A raw material stirring device for producing silicon carbide ceramics, comprising a mixing bucket (1), characterized in that: The outer surface of the mixing barrel (1) is provided with a vibration assembly (4) and a support assembly (2), and the inner surface of the mixing barrel (1) is provided with a mixing assembly (3); The vibration assembly (4) comprises a mounting sleeve (41), the side wall of the mounting sleeve (41) is fixedly connected with the outer surface of the mixing barrel (1), the inner wall of the mounting sleeve (41) is rotatably connected with an activity rod (42), the outer surface of the activity rod (42) is fixedly connected with a rotating disc (46), and the outer surface of the rotating disc (46) is fixedly connected with a top block (47).

2. The raw material stirring device for producing silicon carbide ceramics according to claim 1, characterized in that, The lower surface of the mounting sleeve (41) is slidably connected with a moving plate (45), the side wall of the moving plate (45) is fixedly connected with a connecting spring (44), and one end of the connecting spring (44) is fixedly connected with the outer surface of the mixing barrel (1).

3. The raw material stirring device for producing silicon carbide ceramics according to claim 2, characterized in that, The side wall of the moving plate (45) is fixedly connected with a knocking rod (49), the other side wall of the moving plate (45) is fixedly connected with a protruding block (48), and one end of the protruding block (48) is in contact with the outer surface of the rotating disc (46).

4. The raw material stirring device for producing silicon carbide ceramics according to claim 3, characterized in that, The mixing assembly (3) comprises a fixed plate (31), the lower surface of the fixed plate (31) is fixedly connected with the upper surface of the mixing barrel (1), the upper surface of the fixed plate (31) is fixedly connected with a mounting cover (32), the inner wall of the mounting cover (32) is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a rotating rod (33), and the outer surface of the rotating rod (33) is fixedly connected with a stirring rod (34).

5. The raw material stirring device for producing silicon carbide ceramics according to claim 4, characterized in that, The outer surfaces of the rotating rod (33) and the activity rod (42) are fixedly connected with a toothed chain wheel (43), the toothed chain wheels (43) are connected through a toothed chain, and one end of the rotating rod (33) extends into the mixing barrel (1) and is rotatably connected with the inner wall of the bottom surface of the mixing barrel (1).

6. The raw material stirring device for producing silicon carbide ceramics according to claim 5, characterized in that, The inner wall of the bottom surface of the mixing barrel (1) is fixedly connected with a supporting rod (35), one end of the supporting rod (35) is fixedly connected with a limiting box (36), the rotating rod (33) penetrates into the limiting box (36), the inner wall of the mixing barrel (1) is rotatably connected with a positioning rod (37), one end of the positioning rod (37) extends into the limiting box (36), the outer surfaces of one end of the positioning rod (37) and the rotating rod (33) are fixedly connected with bevel gears (39), the bevel gears (39) are meshedly connected, and the outer surfaces of the positioning rod (37) are fixedly connected with turnover plates (38).

7. The raw material stirring device for producing silicon carbide ceramics according to claim 6, characterized in that, The support assembly (2) comprises a bottom plate (21), the upper surface of the bottom plate (21) is fixedly connected with a supporting plate (22), the side wall of the supporting plate (22) is fixedly connected with a fixed cover (23), the inner wall of the fixed cover (23) is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving rod, and one end of the driving rod extends to the other side wall of the supporting plate (22) and is fixedly connected with the outer surface of the mixing barrel (1).

8. The raw material stirring device for producing silicon carbide ceramics according to claim 7, characterized in that, The upper surface of the bottom plate (21) is fixedly installed with a baffle (24), and the lower surface of the mixing barrel (1) is fixedly installed with a limiting plate (25) which is mutually matched with the baffle (24).

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