Bentonite fine grinding device

Abstract

The utility model provides a fine grinding device for bentonite, which relates to the technical field of bentonite processing and comprises a processing barrel provided with a feed hopper, a first discharge port, a second discharge port, a vibration motor and a secondary crushing box. A first-stage crushing roller, an inclined arc-shaped filter screen, a discharging hopper and a third-stage fine powder assembly located under the discharging end of the discharging hopper are sequentially arranged in the processing barrel from top to bottom, one end of the arc-shaped filter screen communicates with the second discharging port, a discharging pipe communicating with the interior of the second-stage crushing box is arranged on the second-stage crushing box, and one end of the discharging pipe communicates with the second discharging port; according to the device, fine grinding processing of bentonite can be achieved through triple crushing, the processed bentonite meets the factory particle size requirement standard, the ground bentonite is convenient to discharge, manual intervention is not needed, one set of process is integrally completed in one device, and the using effect of the device is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to bentonite processing technical field, specifically, relate to a bentonite fine grinding device. BACKGROUND

[0002] Bentonite is a clay rock, also called montmorillonite clay rock, generally white, light yellow, bentonite has strong hygroscopicity and swelling, can be dispersed into gelatinous and suspended state in water medium, the processing granularity of existing bentonite has factory standard, so need to be finely processed by grinding equipment in the bentonite processing.

[0003] The utility model discloses a kind of grinding device for bentonite comminution, the device can completely crush bentonite and carry out grinding, while also can carry out secondary crushing to the bentonite material that has not been broken, can carry out grinding and use conveniently fully automatically;But the bentonite discharge is inconvenient after the device is ground, and use effect needs to be further improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problem in the above background art, and then proposes a kind of bentonite fine grinding device.

[0005] The technical scheme adopted by the utility model to solve its technical problems is:

[0006] A kind of bentonite fine grinding device, including processing barrel, processing barrel is provided with feed hopper, first discharge port, second discharge port, vibration motor and two-stage crushing box, processing barrel is sequentially provided with primary crushing roller, inclined arc filter screen, lower hopper and the third fine powder assembly at the discharge end of lower hopper directly below from top to bottom in processing barrel, arc filter screen one end is communicated with second discharge port, two-stage crushing box is provided with lower hopper pipe communicated with its interior, one end of lower hopper pipe is communicated with second discharge port, two-stage crushing box is provided with two-stage crushing roller and the guide table inclined and below two-stage crushing roller in two-stage crushing box, two-stage crushing box bottom is provided with lower hopper channel communicated with guide table and lower hopper channel terminal is above lower hopper, the crushing particle size of two-stage crushing roller is less than primary crushing roller.

[0007] The device can realize fine grinding processing of bentonite through three crushing, and the bentonite after processing meets the factory granularity requirement standard, and the bentonite after grinding is conveniently discharged, without manual intervention, a process is completed in an integrated device, and the device has better use effect.

[0008] Further, the three-stage fine powder assembly comprises a fixed ring, a roller, a driving assembly, an electromagnetic valve and fine grinding blades, the inside of the processing barrel is provided with the fixed ring and the driving assembly, the roller is rotationally connected in the fixed ring and is connected with the driving assembly, the electromagnetic valve is arranged on the roller and a plurality of fine grinding blades are arranged on the inner wall of the roller, and the crushing particle size of the fine grinding blades is smaller than that of the secondary crushing roller.

[0009] The above scheme can realize third-stage fine grinding processing of the small batch of bentonite through high-speed rotation of the roller and the plurality of fine grinding blades, the electromagnetic valve is in a closed state during the third-stage fine grinding processing, and the electromagnetic valve is opened to discharge the bentonite after the grinding is completed.

[0010] Further, the driving assembly adopts gear transmission.

[0011] Further, the two primary crushing rollers move towards each other synchronously.

[0012] Further, the two secondary crushing rollers are distributed in an up-down manner and rotate in opposite directions.

[0013] Compared with the prior art, the device has the following beneficial effects:

[0014] Compared with the prior art, the device can realize fine grinding processing of bentonite through three-stage crushing, the bentonite after processing meets the factory particle size requirement standard, the bentonite after grinding is conveniently discharged without manual intervention, a process is completed in an integrated manner in the device, and the use effect of the device is better. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the device;

[0016] Figure 2 It is an arc-shaped filter screen schematic view;

[0017] Figure 3 It is a material guide plate installation schematic view;

[0018] Reference signs:

[0019] 1, processing barrel; 11, feeding hopper; 12, first discharge port; 13, second discharge port; 14, vibration motor; 21, primary crushing roller; 22, arc-shaped filter screen; 23, discharging pipe; 3, secondary crushing box; 31, secondary crushing roller; 32, discharging channel; 4, discharging hopper; 41, fixed ring; 42, roller; 43, driving assembly; 44, material guide plate; 45, fine grinding blade. DETAILED DESCRIPTION

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model. The present utility model will be further described with reference to the accompanying drawings and embodiments:

[0021] like Figures 1 to 3 As shown, a bentonite fine grinding device includes a processing barrel 1, which is equipped with a feed hopper 11, a first discharge port 12, a second discharge port 13, a vibrating motor, and a secondary grinding box 3. Inside the processing barrel 1, from top to bottom, there are a primary grinding roller 21, an inclined arc-shaped filter screen 22, a feeding hopper 4, and a tertiary fine powder assembly located directly below the discharge end of the feeding hopper 4. One end of the arc-shaped filter screen 22 is connected to the second discharge port 13. The secondary grinding box 3 is equipped with a feeding pipe 23 that connects to its interior. One end of the feeding pipe 23 is connected to the second discharge port 13. Inside the secondary grinding box 3, there is a secondary grinding roller 31 and an inclined guide platform located below the secondary grinding roller 31. The bottom of the secondary grinding box 3 is equipped with a feeding channel 32 that communicates with the guide platform, and the end of the feeding channel 32 is above the feeding hopper 4. The particle size of the secondary grinding roller 31 is smaller than that of the primary grinding roller 21. The guide platform is not labeled in the figure.

[0022] Further refinements of the embodiments of this utility model, such as... Figure 1 As shown, the two primary crushing rollers 21 move synchronously inwards towards each other, and the two secondary crushing rollers 31 are distributed vertically and rotate in opposite directions. The driving methods of the primary crushing rollers 21 and the secondary crushing rollers 31 are existing technologies and are not improved in this application. Specifically, the primary crushing rollers 21 adopt synchronous belt drive, and the secondary crushing rollers 31 adopt gear drive. The synchronous belt and gears are not shown in the figure.

[0023] First embodiment of the three-stage refined powder component:

[0024] In the specific implementation of the first embodiment of this utility model, the three-stage fine powder assembly includes a fixed ring 41, a roller 42, a drive assembly 43, a solenoid valve, and fine grinding blades 45. The processing barrel 1 is provided with a fixed ring 41 and a drive assembly 43. The roller 42 is rotatably connected inside the fixed ring 41 and the roller 42 is connected to the drive assembly 43. The roller 42 is provided with a solenoid valve and a plurality of fine grinding blades 45 are provided on the inner wall of the roller 42. The particle size of the fine grinding blades 45 is smaller than that of the secondary grinding roller 31.

[0025] The electromagnetic valve in the first embodiment is not shown in the figure, which can perform a third fine grinding process on the bentonite through high-speed rotation of the roller 42 and a plurality of fine grinding blades 45, and the electromagnetic valve is in a closed state during the third fine grinding process, and the electromagnetic valve is opened to discharge the bentonite after the grinding is completed.

[0026] Second embodiment of the three-stage fine powder assembly:

[0027] The specific implementation of the second embodiment of the utility model is shown in Figure 1 and Figure 3 The three-stage fine powder assembly includes a fixed ring 41, a roller 42, a driving assembly 43, a material guiding plate 44, and a fine grinding blade 45, the processing barrel 1 is internally provided with the fixed ring 41 and the driving assembly 43, the roller 42 is rotationally connected in the fixed ring 41 and is connected with the driving assembly 43, a plurality of staggered and inclined material guiding plates 44 are sequentially arranged in the roller 42 from top to bottom, the material guiding plates 44 are spaced apart from the inner wall of the roller 42, a plurality of fine grinding blades 45 are arranged on the two side walls of the roller 42 and are spaced apart from the material guiding plates 44, and the crushing particle size of the fine grinding blade 45 is smaller than that of the secondary crushing roller 31.

[0028] The material guiding plate 44 in the second embodiment can prolong the residence time of the bentonite in the roller 42, and then the third fine grinding process on the bentonite is completed by the rotation of the roller 42 and the plurality of fine grinding blades 45, and the bentonite can be discharged after the driving assembly stops working.

[0029] Further refinement of the above two embodiments, the driving assembly 43 adopts gear transmission, which belongs to the prior art principle and is not described.

[0030] It should be noted that the vibration motor, the primary crushing roller 21, the secondary crushing roller 31, the driving assembly 43, and the electromagnetic valve are electrically connected with the controller, and the controller is not shown in the figure.

[0031] The working process of the utility model is as follows:

[0032] First, bentonite is added from the feed hopper 11 into the processing barrel 1, at the same time the controller controls the vibration motor to start working, then the bentonite is first crushed by the first crushing roller 21 to carry out the primary crushing process, after the crushing, the bentonite meeting the particle size requirement will continue to move downward through the arc-shaped filter screen 22 and fall into the discharge hopper 4 and finally enter the three-stage fine powder assembly for processing, the part of bentonite not meeting the crushing particle size requirement will be left on the arc-shaped filter screen 22, then with the continuous vibration, the bentonite left on the arc-shaped filter screen 22 will move along the bottom of the arc-shaped filter screen 22 and finally flow out from the second discharge port 13, then continue to move along the discharge pipe 23, finally reach the secondary crushing box 3 and pass through the secondary crushing roller 31 for secondary crushing processing, after the processing of the secondary crushing roller 31, the bentonite will move along the guide table and the discharge channel 32 in turn and return to the inside of the processing barrel 1, then this part of the double-crushed bentonite will also enter the discharge hopper 4 and finally enter the three-stage fine powder assembly for further fine grinding process, finally the bentonite after multiple processing and crushing reaches the factory particle size standard and flows out from the first discharge port 12 for subsequent processing process or collection;

[0033] Compared with the prior art, the device can realize fine grinding of bentonite through three-stage crushing, the bentonite after processing meets the factory particle size requirement standard, and the bentonite after grinding can be conveniently discharged without manual intervention, a process is completed in one device, and the use effect of the device is better.

[0034] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for fine grinding of bentonite, characterized in that, The equipment includes a processing barrel (1), which is equipped with a feeding hopper (11), a first discharge port (12), a second discharge port (13), a vibrating motor (14), and a secondary crushing box (3). Inside the processing barrel (1), from top to bottom, there are a primary crushing roller (21), an inclined arc-shaped filter screen (22), a feeding hopper (4), and a tertiary fine powder assembly located directly below the discharge end of the feeding hopper (4). One end of the arc-shaped filter screen (22) is connected to the second discharge port (13), and the secondary crushing box... (3) is provided with a feeding pipe (23) that connects to its interior. One end of the feeding pipe (23) is connected to the second discharge port (13). The secondary crushing box (3) is provided with a secondary crushing roller (31) and a guide platform that is below the secondary crushing roller (31) and inclined. The bottom of the secondary crushing box (3) is provided with a feeding channel (32) that is connected to the guide platform and the end of the feeding channel (32) is above the feeding hopper (4). The crushing particle size of the secondary crushing roller (31) is smaller than that of the primary crushing roller (21).

2. The bentonite fine grinding device according to claim 1, characterized in that, The three-stage fine powder assembly includes a fixed ring (41), a roller (42), a drive assembly (43), a solenoid valve, and fine grinding blades (45). The processing barrel (1) is equipped with a fixed ring (41) and a drive assembly (43). The roller (42) is rotatably connected inside the fixed ring (41), and the roller (42) is connected to the drive assembly (43). The roller (42) is equipped with a solenoid valve, and a number of fine grinding blades (45) are provided on the inner wall of the roller (42). The particle size of the fine grinding blades (45) is smaller than that of the secondary grinding roller (31).

3. The bentonite fine grinding device according to claim 2, characterized in that, The drive assembly (43) uses gear transmission.

4. The bentonite fine grinding device according to claim 1, characterized in that, The two primary crushing rollers (21) move in opposite directions towards each other in sync.

5. The bentonite fine grinding device according to claim 1, characterized in that, The two secondary crushing rollers (31) are arranged vertically and rotate in opposite directions.

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