Dry grinding mechanism for aluminum oxide ceramic production

By designing automated feeding and discharging components, the problem of manual operation required in existing dry grinding equipment has been solved, realizing highly efficient automated grinding in alumina ceramic production and improving grinding efficiency and power utilization.

CN223697917UActive Publication Date: 2025-12-23NANTONG BOCHUANG FINE CERAMIC CO LTD
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Patent Information

Application Number
CN202423177879.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-23
Publication Date
2025-12-23
Estimated Expiration
2034-12-23

AI Technical Summary

Technical Problem

Existing dry grinding equipment requires manual repeated pouring and unpouring of alumina raw materials, resulting in low grinding efficiency and cumbersome operation.

Method used

A dry grinding mechanism for alumina ceramic production was designed, comprising a feeding component and a discharging component, to achieve automated grinding. Through the cooperation of the motor-driven grinding wheel and the feeding wheel, alumina raw materials are automatically added and collected, and automated sorting is achieved through scrapers and sieves.

Benefits of technology

The automated grinding of alumina has been achieved, which improves grinding efficiency, avoids the tediousness of manual operation, and ensures the continuity of the grinding process and the efficiency of power utilization.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a dry grinding mechanism for aluminum oxide ceramic production in the technical field of aluminum oxide ceramic production, which comprises a support, a dry grinding tank is fixedly connected onto the support, a driving rod is rotatably connected into the dry grinding tank, a motor is fixedly connected to the bottom end of the dry grinding tank, the driving rod is fixedly connected to the output end of the motor, and the driving rod is fixedly connected to the output end of the motor. A grinding plate is movably connected to the driving rod, a fixing assembly is arranged on the driving rod, the fixing assembly is used for fixing the grinding plate, a grinding wheel is rotationally connected to the grinding plate, a storage tank is detachably connected to the upper end of the dry grinding tank, a feeding assembly is arranged in the storage tank, and the feeding assembly comprises a feeding cylinder; and the feeding barrel is fixedly connected to the inner wall of the storage tank, a feeding wheel is rotationally connected into the feeding barrel, the feeding wheel is fixedly connected with the driving rod, and a discharging assembly is arranged in the dry grinding tank. The automatic grinding device has the advantage that automatic grinding is achieved through mutual cooperation of the feeding assembly and the discharging assembly.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the production technology field of alumina ceramics, especially relates to a dry grinding mechanism for alumina ceramic production. BACKGROUND

[0002] Alumina ceramics have the characteristics of high heat resistance, corrosion resistance and wear resistance, and are widely used in harsh environments such as high temperature, acid and alkali. At the same time, it has good insulation performance, can effectively isolate the conduction of current and heat. These characteristics make alumina ceramics have wide application in many industries such as electronics, machinery, chemical industry and medical treatment. Before the production of alumina ceramics, a dry grinding mechanism is needed to grind the production raw material alumina, so that it becomes alumina powder which is convenient for processing into ceramics.

[0003] However, the prior art has some problems: the existing dry grinding device usually needs the staff to place the alumina raw material in the dry grinding pot for grinding, and then pour out the alumina powder after grinding, and add the alumina raw material again. It is more cumbersome to use, and the staff needs to repeatedly pour in and pour out the alumina, so the grinding efficiency is low. Therefore, we propose a dry grinding mechanism for alumina ceramic production. UTILITY MODEL CONTENT

[0004] In view of the problems existing in the prior art, the utility model aims to provide a dry grinding mechanism for alumina ceramic production, which realizes automatic grinding by cooperation of the feeding assembly and the discharging assembly, and accelerates the grinding rate of alumina.

[0005] The utility model is realized in this way, a dry grinding mechanism for alumina ceramic production, including support, the support is fixedly connected with dry grinding pot, the dry grinding pot is rotatably connected with drive rod in, the dry grinding pot bottom is fixedly connected with motor, the drive rod is fixedly connected at the output end of motor, the drive rod is movably connected with grinding plate, the drive rod is provided with fixed assembly, the fixed assembly is used for grinding plate, the grinding plate is rotatably connected with grinding wheel, the dry grinding pot upper end is detachably connected with storage tank, the storage tank is provided with feeding assembly, the dry grinding pot is provided with discharging assembly.

[0006] Optionally, the fixed assembly comprises a fixing ring, the fixing ring is fixedly connected to the outer wall of the drive rod, and a fixing screw is fixedly connected to the fixing ring, an installation hole is formed in the grinding plate, and the fixing screw is arranged through the installation hole.

[0007] Optionally, the fixed assembly further comprises an adjusting nut and a fixing nut, both the adjusting nut and the fixing nut are rotatably connected to the fixing screw, and the grinding plate is arranged between the adjusting nut and the fixing nut.

[0008] Optionally, the feeding assembly comprises a feeding cylinder fixedly connected to the inner wall of the storage tank, and a feeding wheel rotatably connected in the feeding cylinder and fixedly connected to the driving rod.

[0009] Optionally, a storage hole is formed in the feeding wheel, and a feeding port and a discharging port are formed in the inner wall of the feeding cylinder cavity and correspond to the storage hole.

[0010] Optionally, the discharging assembly comprises a scraper fixedly connected to the outer wall of the driving rod, a discharge port is formed in the bottom end of the dry grinding tank, a sieve plate is detachably connected to the inner wall of the discharge port, a material collecting box is detachably connected to the bottom end of the dry grinding tank, and the material collecting box is arranged below the discharge port.

[0011] Compared with the prior art, the present application has the following beneficial effects:

[0012] 1. The fixing assembly is arranged, the device can be used to loosen the fixing nut, rotate the adjusting nut, change the height of the adjusting nut, change the height of the grinding plate, change the distance between the grinding wheel and the bottom of the dry grinding tank, change the grinding degree of the device on the aluminum oxide, and then tighten the fixing nut to fix the grinding plate.

[0013] 2. The feeding assembly and the discharging assembly are arranged, the driving rod is driven by the motor to rotate the grinding wheel to grind the aluminum oxide, the feeding wheel is rotated in the feeding cylinder, when the storage hole in the feeding wheel corresponds to the feeding port in the feeding cylinder, the aluminum oxide raw material in the storage tank enters the storage hole through the feeding port, when the storage hole filled with the aluminum oxide raw material moves to the position corresponding to the discharging port along with the rotation of the driving rod, the aluminum oxide raw material in the storage hole enters the dry grinding tank through the discharging port, so that the feeding is uniform, the scraper is rotated by the rotation of the driving rod, the aluminum oxide in the dry grinding tank moves to the periphery of the dry grinding tank due to the centrifugal force brought by the scraper and the rolling pressure of the grinding wheel, when the aluminum oxide moves to the discharge port, the qualified aluminum oxide powder leaks out of the sieve plate and is stored in the material collecting box, and the unqualified aluminum oxide is scraped away by the scraper and repeatedly rolled by the grinding wheel until it is qualified.

[0014] Other features and advantages of the present application will become clear from the following detailed description of exemplary embodiments thereof, with reference to the attached drawings. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only constitute a part of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor based on the provided drawings.

[0016] Figure 1 is a structural schematic view provided by the present application;

[0017] Figure 2 is a dry grinding tank sectional view provided by the present application;

[0018] Figure 3 is a grinding plate schematic view provided by the present application;

[0019] Figure 4 is a feeding cylinder sectional view provided by the present application;

[0020] Figure 5 is a sieve plate schematic view provided by the present application.

[0021] In the figure: 1, support; 2, dry grinding tank; 3, driving rod; 4, grinding plate; 5, fixed assembly; 501, fixed ring; 502, fixed screw; 503, adjusting nut; 504, fixed nut; 6, grinding wheel; 7, storage tank; 8, feeding assembly; 801, feeding cylinder; 802, feeding wheel; 803, storage hole; 804, feeding port; 805, discharging port; 9, discharging assembly; 901, scraper; 902, sieve plate; 903, material collecting box; 10, motor. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute a 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.

[0023] As Figures 1 to 5 shown, the dry grinding mechanism for alumina ceramic production provided by the present application embodiment comprises a support 1, the support 1 is composed of multiple groups of stainless steel rods, and the main function of the support 1 is to support the whole device.

[0024] Further, a dry grinding tank 2 is fixedly connected on the support 1, the dry grinding tank 2 is a cylindrical shape with an open upper end, is made of stainless steel material, and the main function of the dry grinding tank 2 is to provide space for grinding of alumina and avoid floating of alumina powder out of the device.

[0025] Further, the driving rod 3 is rotatably connected in the dry grinding tank 2, the dry grinding tank 2 is fixedly connected with a motor 10 at the bottom end, the driving rod 3 is fixedly connected at the output end of the motor 10, and the main function of the motor 10 is to drive the driving rod 3 to rotate.

[0026] Further, the grinding plate 4 is movably connected on the driving rod 3, the driving rod 3 is provided with a fixing assembly 5, the fixing assembly 5 is used for the grinding plate 4, the fixing assembly 5 comprises a fixing ring 501, the fixing ring 501 is fixedly connected on the outer wall of the driving rod 3, the fixing ring 501 is fixedly connected with a plurality of fixed screw rods 502, the plurality of fixed screw rods 502 are evenly distributed on the fixing ring 501 in a circle, so that the fixing of the grinding plate 4 is firm, and the mounting hole is formed on the grinding plate 4, and the fixed screw rod 502 is arranged through the mounting hole.

[0027] Further, the fixing assembly 5 further comprises an adjusting nut 503 and a fixed nut 504, the adjusting nut 503 and the fixed nut 504 are rotatably connected on the fixed screw rod 502, and the grinding plate 4 is arranged between the adjusting nut 503 and the fixed nut 504.

[0028] Specifically, when the grinding plate 4 is installed, the adjusting nut 503 is first screwed on the fixed screw rod 502, then the mounting hole of the grinding plate 4 is aligned with the fixed screw rod 502 and placed on the adjusting nut 503, and finally the fixed nut 503 is tightened to complete the installation of the grinding plate 4.

[0029] Further, the device can be loosened by rotating the fixed nut 504, and the height of the adjusting nut 503 is changed by rotating the adjusting nut 503, so that the height of the grinding plate 4 is changed, the distance between the grinding wheel 6 and the bottom of the dry grinding tank 2 is changed, and the grinding degree of the device on the aluminum oxide is changed, and then the fixed nut 504 is tightened to fix the grinding plate 4, so that the device can change the grinding degree of the aluminum oxide by changing the height of the grinding wheel 6, thereby meeting different needs.

[0030] Further, the grinding plate 4 is rotatably connected with a grinding wheel 6, the grinding wheel 6 is made of stainless steel material, and the grinding wheel 6 rotates in the dry grinding tank 2 along with the rotation of the grinding plate 4, so as to grind the aluminum oxide in the dry grinding tank 2 to become a powder which is easy to process into ceramic.

[0031] Further, the dry grinding tank 2 is detachably connected with a storage tank 7 at the upper end, the storage tank 7 is used for storing the aluminum oxide raw material to be ground, and a feeding assembly 8 is arranged in the storage tank 7, the feeding assembly 8 comprises a feeding cylinder 801, the feeding cylinder 801 is fixedly connected on the inner wall of the storage tank 7, and a feeding wheel 802 is rotatably connected in the feeding cylinder 801, and the feeding wheel 802 is fixedly connected with the driving rod 3.

[0032] Further, the feeding wheel 802 is provided with a storage hole 803, and the feeding cylinder 801 is provided with an inlet 804 and an outlet 805 corresponding to the storage hole 803.

[0033] Specifically, the motor 10 drives the driving rod 3 to rotate the grinding wheel 6 to grind the alumina, and the driving rod 3 drives the feeding wheel 802 to rotate in the feeding cylinder 801, when the storage hole 803 on the feeding wheel 802 corresponds to the inlet 804 on the feeding cylinder 801, the alumina raw material in the storage tank 7 enters the storage hole 803 through the inlet 804, and then the storage hole 803 filled with alumina raw material moves to the position corresponding to the outlet 805 along with the rotation of the driving rod 3, and the alumina raw material in the storage hole 803 enters the dry grinding tank 2 from the outlet 805, so that the feeding is uniform.

[0034] Further, the dry grinding tank 2 is provided with a discharging assembly 9, the discharging assembly 9 comprises a scraper 901, the scraper 901 is fixedly connected to the outer wall of the driving rod 3, the bottom end of the dry grinding tank 2 is provided with a discharge port, and the inner wall of the discharge port is detachably connected with a sieve plate 902; the sieve plate 902 can be replaced according to the required particle size of the alumina powder; and the bottom end of the dry grinding tank 2 is detachably connected with a material collecting box 903, and the material collecting box 903 is arranged below the discharge port.

[0035] Specifically, the motor 10 drives the driving rod 3 to rotate the grinding wheel 6 to grind the alumina, and the driving rod 3 drives the feeding wheel 802 to rotate in the feeding cylinder 801, when the storage hole 803 on the feeding wheel 802 corresponds to the inlet 804 on the feeding cylinder 801, the alumina raw material in the storage tank 7 enters the storage hole 803 through the inlet 804, and then the storage hole 803 filled with alumina raw material moves to the position corresponding to the outlet 805 along with the rotation of the driving rod 3, and the alumina raw material in the storage hole 803 enters the dry grinding tank 2 from the outlet 805, so that the feeding is uniform.

[0036] The working principle of the utility model is as follows:

[0037] The utility model is provided with the fixed assembly 5, the device can pass through the fixed nut 504 is loosened, passes through the rotation adjusting nut 503 again, makes the height change of adjusting nut 504, thereby changes the height of the grinding plate 4, also changes the distance between the grinding wheel 6 and the bottom of the dry grinding tank 2, and then changes the grinding degree of the device to the alumina, after that, the fixed nut 504 is tightened, and the grinding plate 4 is fixed, so that the device can change the grinding degree of the alumina by changing the height of the grinding wheel 6, so as to meet different demands.

[0038] The utility model discloses a feeding assembly 8 and discharge assembly 9 are provided with, motor 10 drives driving rod 3 to make the grinding wheel 6 rotation and grind the alumina, and driving rod 3 will drive the feeding wheel 802 rotation in the feeding cylinder 801, when the storage hole 803 on feeding wheel 802 and the feeding port 804 on feeding cylinder 801 correspond, the alumina raw material in storage tank 7 will enter the storage hole 803 through the feeding port 804, and then the storage hole 803 filled with alumina raw material moves to the discharge port 805 corresponding place along with the rotation of driving rod 3, and the alumina raw material in storage hole 803 will enter dry grinding jar 2 from discharge port 805, so that the even feeding, driving rod 3 rotation will also drive the scraper 901 rotation, and the alumina in dry grinding jar 2 will move to the periphery of dry grinding jar 2 due to the centrifugal force of scraper 901 and the rolling pressure of grinding wheel 6, when the alumina moves to the discharge port, the qualified alumina powder will leak from sieve plate 902 and store in the collection box 903, and the unqualified one is scraped away by scraper 901 and repeatedly rolled by grinding wheel 6 until qualified, and discharge assembly 9 and feeding assembly 8 cooperate with each other, so that the alumina in dry grinding jar 2 is always in a certain amount, realize the automatic grinding, avoid the alumina in dry grinding jar 2 too much and difficult to crush, or the alumina in dry grinding jar 2 is too little, and the device runs for a long time, causing power waste.

[0039] The above examples are only used to help understand the method of the present application and its core idea. It should be noted that for those skilled in the art, without departing from the principles of the present application, the present application can be improved and modified, and these improvements and modifications also fall within the scope of the present application.

Claims

1. A dry grinding mechanism for the production of alumina ceramics, comprising a support (1), characterized by the fact that: The support (1) is fixedly connected with a dry grinding tank (2), the dry grinding tank (2) is rotatably connected with a driving rod (3), the dry grinding tank (2) is fixedly connected with a motor (10) at the bottom end, the driving rod (3) is fixedly connected with the output end of the motor (10), the driving rod (3) is movably connected with a grinding plate (4), the driving rod (3) is provided with a fixing assembly (5), the fixing assembly (5) is used for the grinding plate (4), the grinding plate (4) is rotatably connected with a grinding wheel (6), the dry grinding tank (2) is detachably connected with a storage tank (7) at the upper end, the storage tank (7) is provided with a feeding assembly (8), and the dry grinding tank (2) is provided with a discharging assembly (9).

2. The dry grinding mechanism for alumina ceramic production according to claim 1, characterized in that: The fixing assembly (5) comprises a fixing ring (501), the fixing ring (501) is fixedly connected with the outer wall of the driving rod (3), the fixing ring (501) is fixedly connected with a fixing screw rod (502), the grinding plate (4) is provided with a mounting hole, and the fixing screw rod (502) penetrates through the mounting hole.

3. The dry grinding mechanism for alumina ceramic production according to claim 2, characterized in that: The fixing assembly (5) further comprises an adjusting nut (503) and a fixing nut (504), the adjusting nut (503) and the fixing nut (504) are rotatably connected with the fixing screw rod (502), and the grinding plate (4) is arranged between the adjusting nut (503) and the fixing nut (504).

4. The dry grinding mechanism for alumina ceramic production according to claim 1, characterized in that: The feeding assembly (8) comprises a feeding cylinder (801), the feeding cylinder (801) is fixedly connected with the inner wall of the storage tank (7), the feeding cylinder (801) is rotatably connected with a feeding wheel (802), and the feeding wheel (802) is fixedly connected with the driving rod (3).

5. The dry grinding mechanism for alumina ceramic production according to claim 4, characterized in that: The feeding wheel (802) is provided with a storage hole (803), the inner wall of the feeding cylinder (801) is provided with an inlet (804) and an outlet (805), and the inlet (804) and the outlet (805) correspond to the storage hole (803).

6. The dry grinding mechanism for alumina ceramic production according to claim 1, characterized in that: The discharging assembly (9) comprises a scraper (901), the scraper (901) is fixedly connected with the outer wall of the driving rod (3), the dry grinding tank (2) is provided with a discharge port at the bottom end, the inner wall of the discharge port is detachably connected with a sieve plate (902), the dry grinding tank (2) is detachably connected with a material collecting box (903), and the material collecting box (903) is arranged below the discharge port.