CN220759494U

CN220759494U - Multistage grinding device of lime

Info

Publication number: CN220759494U
Application number: CN202321818442.8U
Authority: CN
Inventors: 沈朋成
Original assignee: Anhui Jianghe Biotechnology Co ltd
Current assignee: Anhui Jianghe Biotechnology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-04-12
Anticipated expiration: 2033-07-11

Abstract

The utility model is suitable for the technical field of lime processing, and provides a lime multistage grinding device which comprises a supporting mechanism, a crushing mechanism and a grinding mechanism, wherein the supporting mechanism comprises a shell, two crushing rollers driven by motors are rotatably arranged in the shell, and lime raw materials are primarily crushed through crushing cutter heads on the two crushing rollers; meanwhile, a screen disc with screen holes is arranged in the machine shell, a second driving motor is fixedly arranged on the lower surface of the screen disc, the second driving motor drives a push rod to rotate, lime raw materials on the screen disc are pushed by the push rod to perform preliminary screening, the screen disc is prevented from being blocked, and screened raw materials can be discharged from a first discharge port to be subjected to grading treatment; the inside rotation of casing installs motor drive's rolling disc, and demountable installation has a plurality of mill that have the grinding groove on the rolling disc, and the top on the rolling disc is provided with motor drive's grinding rod, and lime contact grinding rod grinds lime when the carousel rotates, and grinding precision is higher.

Description

Multistage grinding device of lime

Technical Field

The utility model belongs to the technical field of lime processing, and particularly relates to a lime multistage grinding device.

Background

In the current lime processing technology field, lime is an air hardening inorganic cementing material with calcium oxide as a main component. Lime is produced by calcining products with high calcium carbonate content such as limestone, dolomite, chalk, shell and the like at 900-1100 ℃. Lime is the cementing material used earliest by humans. Wherein a grinding device is needed to grind lime raw materials into powder.

The utility model patent with the publication number of CN210753121U discloses a grinding device for limestone, which comprises a collecting box and a smashing box, wherein a driving motor is arranged in the collecting box, a first grinding block is fixed on an output shaft of the driving motor, a supporting shell is arranged at the upper end of the collecting box, a second grinding block is arranged on the inner wall of the supporting shell, the smashing box is fixed on the top end of the supporting shell through screws, the smashing box is circular, a screen is arranged on the bottom surface of the smashing box, a fixed block is fixed on the bottom surface of the smashing box, a charging hopper is arranged on the top end of the smashing box, a rotating shaft is rotatably arranged at the center of the inner circle of the smashing box, a connecting rod is fixed on the outer wall of the rotating shaft, and limestone is smashed through the smashing box, so that limestone smashed to a certain volume falls between the first grinding block and the second grinding block through the screen, and grinding efficiency is greatly improved.

In the patent, the crushing box is used for crushing the limestone, so that the grinding efficiency is improved, but the lime cannot be subjected to graded filtration, the grinding precision of the lime is reduced, the raw materials are ground only through the first grinding block and the second grinding block, the grinding efficiency is lower,

disclosure of Invention

The utility model provides a lime multistage grinding device, which aims to solve the problems that the lime cannot be subjected to classification filtration in the background, the grinding precision of the lime is reduced, and the grinding efficiency is lower.

The utility model discloses a lime multistage grinding device, which comprises a supporting mechanism, wherein the supporting mechanism comprises a supporting frame, a shell is fixedly arranged on the supporting frame, and a conical feed hopper is arranged on the shell;

the crushing mechanism is fixedly arranged in the shell and comprises crushing rollers, two crushing rollers are rotatably arranged in the shell, and a plurality of crushing cutter heads are arranged on the outer walls of the two crushing rollers;

and the polishing mechanism is fixedly arranged in the shell, and is arranged below the crushing mechanism.

Preferably, a first driving motor is fixedly arranged on the outer wall of the shell, and the first driving motor is connected with the corresponding crushing roller through belt transmission;

the two crushing rollers are in transmission connection through a belt; in the scheme, the first driving motor drives the two crushing rollers to rotate, and then the lime raw materials are primarily crushed by the plurality of crushing cutter heads.

Preferably, a screen disc is fixedly installed in the casing, the screen disc is arranged below the two crushing rollers, a plurality of screen holes are formed in the screen disc, and the screen holes are uniformly distributed on the screen disc;

a second driving motor is fixedly arranged on the bottom wall of the screen disc, a push rod is fixedly arranged at the telescopic end of the second driving motor through a rotating shaft, and the push rod is arranged on the upper surface of the screen disc; in the scheme, the push rod is driven to rotate on the screen disc through the driving motor II, so that raw materials on the screen disc are pushed, and the raw materials are subjected to preliminary filtration through the screen holes.

Preferably, a first discharge outlet is formed in the side wall of the shell, and the first discharge outlet is opposite to the push rod;

the first discharge port is connected with the first sealing cover through threads; in this scheme, raw materials which are not sieved are discharged through a first discharge outlet, and classified.

Preferably, the polishing mechanism comprises a rotating disc, the rotating disc is rotatably arranged in the shell, and a conical outer gear ring is arranged on the bottom wall of the rotating disc;

a driving motor III is arranged on the outer wall of the shell, and a bevel gear meshed with the outer teeth is arranged at the output end of the driving motor III; in the scheme, the driving motor III drives the rotating disc to rotate by utilizing gear transmission.

Preferably, a plurality of fan-shaped grinding discs are detachably arranged on the rotating disc, the plurality of grinding discs are uniformly distributed on the rotating disc, and a plurality of grinding grooves penetrating through the grinding discs are formed in the grinding discs;

a driving motor IV is fixedly arranged on the outer wall of the shell, a grinding rod is arranged at the output end of the driving motor IV, and the grinding rod is arranged above the grinding disc; in the scheme, the grinding rod is driven to rotate by the driving motor IV, and when the rotating disc rotates, the grinding disc and the grinding rod are utilized to grind the raw materials.

Preferably, a second discharge port is formed in the bottom wall of the shell, and a second sealing cover is connected to the second discharge port through threads; in this solution, the ground lime is discharged via a second discharge opening.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a multi-stage grinding device for lime,

1. the inside of the shell is rotatably provided with two crushing rollers driven by motors, and lime raw materials are primarily crushed by crushing cutter heads on the two crushing rollers;

2. a screen disc with screen holes is arranged in the machine shell, a second driving motor is fixedly arranged on the lower surface of the screen disc, the second driving motor drives a push rod to rotate, lime raw materials on the screen disc are pushed by the push rod to perform preliminary screening, the screen disc is prevented from being blocked, and screened raw materials can be discharged from a first discharge port to be subjected to grading treatment;

3. the inside rotation of casing installs motor drive's rolling disc, and demountable installation has a plurality of mill that have the grinding groove on the rolling disc, and the top on the rolling disc is provided with motor drive's grinding rod, and lime contact grinding rod grinds lime when the carousel rotates, and grinding precision is higher.

Drawings

FIG. 1 is a schematic view of the whole structure of the present utility model

FIG. 2 is an enlarged view of the utility model at A in FIG. 1

FIG. 3 is a top view of the utility model

FIG. 4 is a schematic view of the structure of the utility screen tray

Fig. 5 is a schematic view of the structure of the rotary disk

In the figure:

1. a support mechanism; 11. a support frame; 12. a housing; 121. a feed hopper; 122. a first discharge port; 123. a first sealing cover; 124. a second discharge port; 125. a second sealing cover;

2. a crushing mechanism; 21. a crushing roller; 211. crushing the cutter head; 22. driving a first motor; 23. a screen tray; 231. a sieve pore; 24. a second driving motor; 241. a push rod;

3. a polishing mechanism; 31. a rotating disc; 311. an outer ring gear; 32. a third driving motor; 321. bevel gears; 33. grinding disc; 331. grinding a groove; 34. driving a motor IV; 341. and (3) grinding the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a multistage grinding device of lime, including supporting mechanism 1, supporting mechanism 1 includes support frame 11, fixed mounting has casing 12 on the support frame 11, install conical feeder hopper 121 on the casing 12, crushing mechanism 2 fixed mounting is in the inside of casing 12, crushing mechanism 2 includes crushing roller 21, two crushing roller 21 rotate the inside of installing at casing 12, all be provided with a plurality of crushing tool bits 211 on the outer wall of two crushing roller 21, grinding machanism 3, its fixed mounting is in the inside of casing 12, and grinding machanism 3 establishes the below at crushing mechanism 2, fixed mounting has driving motor one 22 on the outer wall of casing 12, driving motor one 22 passes through belt transmission and connects the crushing roller 21 that corresponds, and connect through belt transmission between two crushing roller 21.

Wherein, the lime raw material is poured into the feeding hopper 121, the first driving motor 22 drives the two crushing rollers 21 to rotate, and then the lime raw material is crushed by the plurality of crushing cutter heads 211.

The inside fixed mounting of casing 12 has sieve tray 23, and sieve tray 23 sets up in the below of two crushing cylinders 21, has offered a plurality of sieve meshes 231 on the sieve tray 23, and a plurality of sieve meshes 231 equipartitions are on sieve tray 23, and fixed mounting has driving motor two 24 on the diapire of sieve tray 23, and driving motor two 24's flexible end has push rod 241 through pivot fixed mounting, and push rod 241 sets up on the upper surface of sieve tray 23.

In addition, lime raw material falls on the screen tray 23, and the lime raw material is screened through a plurality of screen holes 231, and meanwhile, the driving motor II 24 drives the push rod 241 to rotate on the screen tray 23 through the rotating shaft, so that raw material which is not screened is pushed, and the screen tray 23 is prevented from being blocked.

The polishing mechanism 3 comprises a rotating disc 31, the rotating disc 31 is rotatably arranged on the inside of the machine shell 12, a conical outer gear ring 311 is arranged on the bottom wall of the rotating disc 31, a driving motor III 32 is arranged on the outer wall of the machine shell 12, a bevel gear 321 meshed with the outer gear ring 311 is arranged at the output end of the driving motor III 32, a plurality of fan-shaped grinding discs 33 are detachably arranged on the rotating disc 31, the grinding discs 33 are uniformly distributed on the rotating disc 31, a plurality of grinding grooves 331 penetrating the grinding discs 33 are formed in the grinding discs 33, a driving motor IV 34 is fixedly arranged on the outer wall of the machine shell 12, a grinding rod 341 is arranged at the output end of the driving motor IV 34, and the grinding rod 341 is arranged above the grinding discs 33.

In addition, the third driving motor 32 drives the rotating disc 31 to rotate through gear rotation, and when lime raw materials fall on the plurality of grinding discs 33, the fourth driving motor 34 drives the grinding rod 341 to rotate along with the rotation of the rotating disc 31, and the grinding disc 33 is matched to grind the lime raw materials, and the grinded raw materials are discharged from the plurality of grinding grooves 331.

The side wall of the shell 12 is provided with a first discharge outlet 122, the first discharge outlet 122 is opposite to the push rod 241, the first discharge outlet 122 is connected with a first sealing cover 123 in a threaded manner, the bottom wall of the shell 12 is provided with a second discharge outlet 124, and the second discharge outlet 124 is connected with a second sealing cover 125 in a threaded manner.

Specifically, the first discharge outlet 122 is used for discharging the raw lime without sieving, and the second discharge outlet 124 is used for discharging the ground lime, so as to classify the lime.

The working principle and the using flow of the utility model are as follows: referring to fig. 1-4, a first driving motor 22 drives two crushing rollers 21 to rotate to crush lime raw materials through a plurality of crushing heads 211, the lime raw materials fall on a screen tray 23, the lime raw materials are screened through a plurality of screen holes 231, a second driving motor 24 drives a push rod 241 to rotate on the screen tray 23 through a rotating shaft to push the non-screened raw materials, a first discharge outlet 122 is used for discharging the non-screened lime raw materials, a third driving motor 32 drives a rotating tray 31 to rotate through gear rotation, when the lime raw materials fall on a plurality of grinding trays 33, the rotating tray 31 rotates, a fourth driving motor 34 drives a grinding rod 341 to rotate to grind the lime raw materials in cooperation with the grinding trays 33, the grinded raw materials are discharged from a plurality of grinding grooves 331 and then discharged from a second discharge outlet 124.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a multistage grinding device of lime which characterized in that: the device comprises a supporting mechanism (1), wherein the supporting mechanism (1) comprises a supporting frame (11), a shell (12) is fixedly arranged on the supporting frame (11), and a conical feed hopper (121) is arranged on the shell (12);

the crushing mechanism (2), the crushing mechanism (2) is fixedly arranged in the shell (12), the crushing mechanism (2) comprises crushing rollers (21), two crushing rollers (21) are rotatably arranged in the shell (12), and a plurality of crushing cutter heads (211) are arranged on the outer walls of the two crushing rollers (21);

and the polishing mechanism (3) is fixedly arranged in the shell (12), and the polishing mechanism (3) is arranged below the crushing mechanism (2).

2. A multi-stage grinding apparatus for lime according to claim 1, wherein: a first driving motor (22) is fixedly arranged on the outer wall of the shell (12), and the first driving motor (22) is connected with the corresponding crushing roller (21) through belt transmission;

and the two crushing rollers (21) are connected through belt transmission.

3. A multi-stage grinding apparatus for lime according to claim 2, wherein: a screen disc (23) is fixedly arranged in the shell (12), the screen disc (23) is arranged below the two crushing rollers (21), a plurality of screen holes (231) are formed in the screen disc (23), and the screen holes (231) are uniformly distributed on the screen disc (23);

the screen disc (23) is characterized in that a second driving motor (24) is fixedly installed on the bottom wall of the screen disc (23), a push rod (241) is fixedly installed at the telescopic end of the second driving motor (24) through a rotating shaft, and the push rod (241) is arranged on the upper surface of the screen disc (23).

4. A multi-stage grinding apparatus for lime according to claim 3, wherein: a first discharge outlet (122) is formed in the side wall of the shell (12), and the first discharge outlet (122) is opposite to the push rod (241);

and the first discharge port (122) is connected with a first sealing cover (123) in a threaded manner.

5. A multi-stage grinding apparatus for lime according to claim 1, wherein: the polishing mechanism (3) comprises a rotating disc (31), the rotating disc (31) is rotatably arranged in the machine shell (12), and a conical outer gear ring (311) is arranged on the bottom wall of the rotating disc (31);

the outer wall of the shell (12) is provided with a driving motor III (32), and the output end of the driving motor III (32) is provided with a bevel gear (321) meshed with the outer gear ring (311).

6. A multi-stage grinding apparatus for lime according to claim 5, wherein: a plurality of fan-shaped grinding discs (33) are detachably arranged on the rotating disc (31), the plurality of grinding discs (33) are uniformly distributed on the rotating disc (31), and a plurality of grinding grooves (331) penetrating through the grinding discs (33) are formed in the grinding discs (33);

and a driving motor IV (34) is fixedly arranged on the outer wall of the shell (12), a grinding rod (341) is arranged at the output end of the driving motor IV (34), and the grinding rod (341) is arranged above the grinding disc (33).

7. A multi-stage grinding apparatus for lime according to claim 1, wherein: the bottom wall of the shell (12) is provided with a second discharge outlet (124), and the second discharge outlet (124) is connected with a second sealing cover (125) in a threaded manner.