CN216459296U

CN216459296U - Airflow crushing mill

Info

Publication number: CN216459296U
Application number: CN202123091814.5U
Authority: CN
Inventors: 孙涛; 何赐全; 郑艳枝; 徐凌飞; 岳喜涛; 李奇
Original assignee: Jiaozuo Zhongcheng New Material Co ltd
Current assignee: Jiaozuo Zhongcheng New Material Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-10
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a mill is smashed to air current, including a plurality of supporting seats of fixed mounting on the crushing barrel, the intercommunication has feeding seat and a plurality of high-pressurepipe on the lateral wall of crushing barrel, install the apron on the crushing barrel, and fixed mounting has the motor on the apron, the through-hole has been seted up on the apron, rotate on the through-hole and connect the actuating lever, and the output fixed connection of actuating lever and motor, actuating lever lower extreme fixed mounting has the hierarchical wheel, the annular chamber has been seted up on the lateral wall of apron through-hole, and the annular chamber cooperatees with the hierarchical wheel, fixed mounting has the seat of unloading on the apron, and the seat of unloading and annular chamber intercommunication. Has the advantages that: the utility model discloses can accomplish the installation location of interior bushing in the crushing barrel fast, effectively reduce the installation degree of difficulty to when there is the clearance in fixed jail between apron and the crushing barrel, still can effectively ensure the fixed effect of interior bushing in the crushing barrel, avoid it to reciprocate and the problem that appears damaging.

Description

Airflow crushing mill

Technical Field

The utility model relates to a reducing mechanism technical field especially relates to mill is smashed to air current.

Background

When smashing the man-hour to non ferrous metal, need to use gaseous crushing mill to operate, because its hardness of different types of non ferrous metal differs, grind shells inner wall impaired for avoiding smashing, often can select for use corresponding inside lining according to the non ferrous metal of difference, nevertheless the location operation of current inside lining when installing in smashing the mill casing needs artifical naked eye to judge and constantly adjust, it is great to lead to the degree of difficulty, and when smashing when grinding between casing and the lid firmly inadequately, the inside lining can remove at crushing mill operation in-process, there is impaired possibility, consequently, need to design an air current and smash the mill urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art, and providing an airflow crushing mill.

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

the airflow crushing mill comprises a plurality of supporting seats fixedly arranged on a crushing barrel, wherein the side wall of the crushing barrel is communicated with a feeding seat and a plurality of high-pressure air pipes, the crushing barrel is provided with a cover plate, the cover plate is fixedly provided with a motor, the cover plate is provided with a through hole, the through hole is rotatably connected with a driving rod, the driving rod is fixedly connected with the output end of the motor, the lower end of the driving rod is fixedly provided with a grading wheel, the side wall of the through hole is provided with an annular cavity matched with the grading wheel, the cover plate is fixedly provided with a discharging seat, the discharging seat is communicated with the annular cavity, an inner lining barrel is arranged in the crushing barrel, the crushing barrel is provided with a plurality of positioning mechanisms matched with the inner lining barrel, the cover plate is provided with a plurality of fixing mechanisms matched with the inner lining barrel, and the inner lining barrel is provided with a plurality of feeding holes and a plurality of air holes, and the feeding hole and the plurality of air holes are respectively corresponding to the feeding seat and the plurality of high-pressure air pipes.

In the airflow crushing mill, the crushing cylinder is fixedly provided with the connecting flange, and a plurality of fastening bolts are connected between the connecting flange and the cover plate in a threaded manner.

In the airflow crushing mill, the positioning mechanism is composed of a clamping groove and a clamping rod, the clamping groove is formed in the side wall of the crushing barrel, the clamping rod is fixedly installed on the side wall of the lining barrel, and the clamping rod is clamped in the clamping groove.

In the airflow crushing mill, the fixing mechanism consists of a moving groove, a pressing plate and a spring, the moving groove is formed in the lower side wall of the cover plate, the pressing plate is connected in the moving groove in a sliding mode and corresponds to the clamping rod in position, and the spring is installed between the pressing plate and the moving groove.

In the airflow crushing mill, two limit blocks are fixedly mounted on the side wall of the pressing plate, two limit grooves are formed in the side wall of the moving groove and are respectively matched with the two limit blocks, and the height of each limit groove is larger than the height difference between the clamping rod and the clamping groove.

In the above air-jet mill, the cover plate, the classifying wheel and the driving rod are all made of hard metal materials.

Compared with the prior art, the utility model discloses the advantage lies in:

1: the design of the positioning mechanism enables the lining barrel to be quickly positioned when being installed in the crushing barrel, ensures that the feeding hole and the air holes on the lining barrel correspond to the feeding seat and the high-pressure air pipes respectively, and effectively reduces the installation difficulty of the lining barrel.

2: the design of the fixing mechanism can effectively ensure the fixing effect of the lining barrel in the crushing barrel when a gap exists between the cover plate and the crushing barrel due to infirm fixation, and the problem that the lining barrel is damaged due to up-down movement of the lining barrel is avoided.

To sum up, the utility model discloses can accomplish the installation location of interior bushing in the crushing barrel fast, effectively reduce the installation degree of difficulty to when there is the clearance between apron and the crushing barrel fixed not jail, still can effectively ensure the fixed effect of interior bushing in the crushing barrel, avoid it to reciprocate and the problem that the damage appears.

Drawings

FIG. 1 is a schematic structural view of an air flow pulverizing mill according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1 taken along a centerline of one of the fastening bolts;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: 1 crushing cylinder, 2 supporting seats, 3 high-pressure air pipes, 4 feeding seats, 5 cover plates, 6 connecting flanges, 7 fastening bolts, 8 through holes, 9 motors, 10 driving rods, 11 grading wheels, 12 annular cavities, 13 discharging seats, 14 lining cylinders, 15 air holes, 16 feeding holes, 17 clamping grooves, 18 clamping rods, 19 pressing plates, 20 springs and 21 moving grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the jet mill comprises a plurality of supporting seats 2 fixedly mounted on a milling barrel 1, and a feeding seat 4 and a plurality of high-pressure air pipes 3 are communicated with the side wall of the milling barrel 1.

The above is noteworthy:

1. the feeding seat 4 is used for adding raw materials to be crushed into the crushing barrel 1, and the high-pressure gas pipe 3 can convey high-pressure gas into the crushing barrel 1, so that the raw materials can be driven to move at a high speed in the crushing barrel 1 to finish crushing.

2. Install apron 5 on the crushing barrel 1, fixed mounting has flange 6 on the crushing barrel 1, and threaded connection has a plurality of fastening bolt 7 between flange 6 and the apron 5, through flange 6 and a plurality of fastening bolt 7's cooperation, is convenient for carry out the dismouting between apron 5 and the crushing barrel 1.

3. Fixed mounting has motor 9 on apron 5, through-hole 8 has been seted up on apron 5, rotate on the through-hole 8 and connect actuating lever 10, and the output fixed connection of actuating lever 10 and motor 9, actuating lever 10 lower extreme fixed mounting has classification wheel 11, annular chamber 12 has been seted up on the lateral wall of through-hole 8, and annular chamber 12 cooperatees with classification wheel 11, fixed mounting has ejection of compact seat 13 on the apron 5, and ejection of compact seat 13 and annular chamber 12 intercommunication, the high operation and the shifting up of raw materials in crushing barrel 1 under the high pressure draught effect, motor 9 during operation drives classification wheel 11 through actuating lever 10 and rotates, the raw materials that the particle diameter accords with the standard gets into annular chamber 12 and discharges from ejection of compact seat 13 under the draught effect, and the great raw materials of particle diameter then continues to stay and smashes in crushing barrel 1 under classification wheel 11's effect.

4. The cover plate 5, the grading wheel 11 and the driving rod 10 are all made of hard metal materials (the hard metal materials can be made of alloy steel materials), and the hardness of the common components of the crushing mill is effectively improved due to the use of the hard metal materials, so that the service life of the common components of the crushing mill can be prolonged.

5. Install interior bushing 14 in the crushing barrel 1, seted up feed port 16 and a plurality of gas pocket 15 on interior bushing 14, and feed port 16 and a plurality of gas pocket 15 respectively with feed seat 4 and a plurality of high-pressurepipe 3 position corresponding, the design of interior bushing 14 can play the guard action to the inner wall of crushing barrel 1, can make the better completion crushing operation of corresponding kind of raw materials simultaneously.

6. Install a plurality of positioning mechanism with interior bushing 14 matched with in crushing barrel 1, positioning mechanism comprises draw-in groove 17 and kelly 18, draw-in groove 17 is seted up on crushing barrel 1's lateral wall, kelly 18 fixed mounting is on interior bushing 14's lateral wall, and kelly 18 joint is in draw-in groove 17, through the cooperation of kelly 18 with draw-in groove 17, can accomplish its location in crushing barrel 1 fast when carrying out interior bushing 14's installation, ensure that feed port 16 and a plurality of gas pocket 15 on it correspond with feed socket 4 and a plurality of high-pressurepipe 3 positions respectively, effectively reduced interior bushing 14's installation degree of difficulty.

7. Install a plurality of fixed establishment with interior bushing 14 matched with on the apron 5, fixed establishment comprises shifting chute 21, clamp plate 19 and spring 20, shifting chute 21 sets up on the lower lateral wall of apron 5, clamp plate 19 sliding connection is in shifting chute 21, and clamp plate 19 and kelly 18 position are corresponding, spring 20 installs between clamp plate 19 and shifting chute 21, through the elasticity of spring 20, can exert decurrent pressure to clamp plate 19, thereby can make clamp plate 19 with kelly 18 stable fixing in draw-in groove 17, avoid because of there is the clearance between crushing barrel 1 and the apron 5 to lead to interior bushing 14 to reciprocate the problem that the damage appears.

8. Two limit blocks are fixedly mounted on the side wall of the pressing plate 19, two limit grooves are formed in the side wall of the moving groove 21 and are matched with the two limit blocks respectively, the height of each limit groove is larger than the height difference between the clamping rod 18 and the clamping groove 17, and the limit blocks are matched with the limit grooves, so that the problem that the pressing plate 19 is separated from the moving groove 21 is solved.

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

Claims

1. The airflow crushing mill comprises a plurality of supporting seats (2) fixedly installed on a crushing barrel (1), and is characterized in that the side wall of the crushing barrel (1) is communicated with a feeding seat (4) and a plurality of high-pressure air pipes (3), the crushing barrel (1) is provided with a cover plate (5), the cover plate (5) is fixedly provided with a motor (9), the cover plate (5) is provided with a through hole (8), the through hole (8) is rotatably connected with a driving rod (10), the driving rod (10) is fixedly connected with the output end of the motor (9), the lower end of the driving rod (10) is fixedly provided with a grading wheel (11), the side wall of the through hole (8) is provided with an annular cavity (12), the annular cavity (12) is matched with the grading wheel (11), the cover plate (5) is fixedly provided with a discharging seat (13), and the discharging seat (13) is communicated with the annular cavity (12), an inner lining cylinder (14) is installed in the crushing cylinder (1), a plurality of positioning mechanisms matched with the inner lining cylinder (14) are installed in the crushing cylinder (1), a plurality of fixing mechanisms matched with the inner lining cylinder (14) are installed on the cover plate (5), a feeding hole (16) and a plurality of air holes (15) are formed in the inner lining cylinder (14), and the feeding hole (16) and the air holes (15) correspond to the feeding seat (4) and the high-pressure air pipes (3) respectively in position.

2. The jet mill according to claim 1, characterized in that the milling drum (1) is fixedly provided with a connecting flange (6), and a plurality of fastening bolts (7) are connected between the connecting flange (6) and the cover plate (5) in a threaded manner.

3. The jet mill according to claim 1, wherein the positioning mechanism comprises a slot (17) and a clamping rod (18), the slot (17) is arranged on the side wall of the milling barrel (1), the clamping rod (18) is fixedly arranged on the side wall of the inner lining barrel (14), and the clamping rod (18) is clamped in the slot (17).

4. The jet mill according to claim 3, wherein the fixing mechanism is composed of a moving groove (21), a pressure plate (19) and a spring (20), the moving groove (21) is arranged on the lower side wall of the cover plate (5), the pressure plate (19) is connected in the moving groove (21) in a sliding mode, the position of the pressure plate (19) corresponds to that of the clamping rod (18), and the spring (20) is installed between the pressure plate (19) and the moving groove (21).

5. The airflow crushing mill according to claim 4, characterized in that two limit blocks are fixedly installed on the side wall of the pressure plate (19), two limit grooves are opened on the side wall of the moving groove (21), and the two limit grooves are respectively matched with the two limit blocks, and the height of the limit groove is greater than the height difference between the clamping rod (18) and the clamping groove (17).

6. A jet mill according to claim 1, characterized in that the cover plate (5), the classifying wheel (11) and the driving rod (10) are made of hard metal material.