CN220177135U

CN220177135U - Fine powder grinding device capable of controlling feeding speed

Info

Publication number: CN220177135U
Application number: CN202321417552.3U
Authority: CN
Inventors: 尹琳琳
Original assignee: Henan Jinhai New Material Technology Co ltd
Current assignee: Henan Jinhai New Material Technology Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-12-15
Anticipated expiration: 2033-06-06

Abstract

The utility model belongs to the technical field of grinding devices, in particular to a fine powder grinding device capable of controlling a feeding speed, which comprises a grinding box, wherein a discharge hole is formed in the bottom of the grinding box, supports are fixedly connected to the left side and the right side of the grinding box, the top ends of the two supports are fixedly connected with the same storage bin, the bottom ends of the storage bin are fixedly communicated with two blanking pipes, the top of the grinding box is fixedly communicated with two butt joint pipes, and the top ends of the butt joint pipes are matched with the bottom ends of the corresponding blanking pipes; the top of the grinding box is fixedly provided with the driving motor, the output shaft of the driving motor is fixedly sleeved with the material control disc, and the material control disc is provided with the through holes.

Description

Fine powder grinding device capable of controlling feeding speed

Technical Field

The utility model relates to the technical field of grinding devices, in particular to a fine powder grinding device capable of controlling a feeding speed.

Background

The main component of the white corundum is aluminum oxide, which is an important raw material for producing industrial alumina powder, the white corundum is ore, and the white corundum small particles with different particle sizes are obtained through crushing, magnetism, screening and grinding after exploitation, wherein the grinding is the most important step in the whole processing process, and a special grinding device is required for grinding the white corundum.

In the prior art, the utility model of application number 202120227264.6 discloses a corundum ceramic powder high-efficiency grinding device, which comprises a rotary motor and a shell, wherein the rotary motor is arranged on the outer wall of the upper end of the shell, a feed hopper is fixed on the shell on the right side of the rotary motor, a base is arranged on the right lower side of the shell, after grinding, fine powder passes through a separation net and can smoothly fall into a screen, not only can blanking be carried out, but also the fine powder is further filtered, the repeated regrinding of the fine powder is reduced, the grinding effect is increased, the screen is driven to vibrate by a vibrating motor, the corundum ceramic powder is screened, so that qualified corundum ceramic powder falls into a collecting disc after passing through the screen and is stored again, larger and incompletely crushed particles in the corundum ceramic powder can be collected and regrinded, and the distance between the grinding disc and a compression roller is adjusted through a cylinder, thereby being beneficial to adjusting the particle diameter of corundum ceramic grinding.

However, the above technical scheme is that the grinding device cannot accurately control the input amount of corundum raw materials, the input amount needs to be controlled in a certain range, otherwise equipment is clamped and damaged, and therefore the problems that normal processing operation is affected, working efficiency is reduced and economic loss is caused exist.

Disclosure of Invention

The utility model aims to solve the problems that the grinding device cannot accurately control the input amount of corundum raw materials in the prior art, the input amount needs to be controlled in a certain range, otherwise equipment is clamped and damaged, normal processing operation is affected, the working efficiency is reduced and economic loss is caused, and provides a fine powder grinding device capable of controlling the input speed.

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

the fine powder grinding device capable of controlling the feeding speed comprises a grinding box, wherein a discharge hole is formed in the bottom of the grinding box, supports are fixedly connected to the left side and the right side of the grinding box, the top ends of the two supports are fixedly connected with the same storage bin, two discharging pipes are fixedly communicated with the bottom ends of the storage bin, two opposite connection pipes are fixedly communicated with the top of the grinding box, and the top ends of the opposite connection pipes are matched with the bottom ends of the corresponding discharging pipes;

the top fixed mounting of grinding case has driving motor, and fixed cover is equipped with the accuse charging tray on driving motor's the output shaft, has seted up the through-hole on the accuse charging tray, and the through-hole cooperatees with the top of two butt joint pipes and the bottom of two unloading pipes respectively, and fixed cover is equipped with the cam on driving motor's the output shaft, and the bottom of storage silo is provided with assist mechanism, assist mechanism and cam cooperate.

By means of the structure, the material control disc is driven by the driving motor to rotate, the material control disc is respectively communicated with the two discharging pipes in an alternating and corresponding mode through the matching through holes, quantitative discharging can be carried out on materials from the two butt joint pipes to the inside of the grinding box in sequence, discharging control of the materials is achieved, and excessive materials added to the inside of the grinding box are prevented from being clamped by equipment and damaging the equipment.

Preferably, two the bottom of unloading pipe is all fixed to be overlapped and is equipped with the fender material ring, and two fixed cover in top of connecting the pipe are equipped with down fender material ring, and the bottom of two fender material rings all with the top sliding contact of accuse charging tray, the top of two lower fender material rings all with the bottom sliding contact of accuse charging tray.

Further, through setting up and keeping off the material ring down, can keep off the material seal between accuse charging tray and unloading pipe and the butt joint pipe, the material overflows when avoiding accuse charging tray to rotate.

Preferably, the bottom of accuse charging tray has seted up the ring channel, and the top fixedly connected with of grinding case two slide bars, the top of two slide bars all sliding connection is in the ring channel.

Further, through the sliding limit cooperation between slide bar and the ring channel, can make the rotation of accuse charging tray more stable.

Preferably, the auxiliary mechanism comprises two guide wheels, two vibrating rods and two slip rings;

the two guide wheels are in rolling connection with the cam, the two guide wheels are respectively connected to one ends of the two vibrating rods, which are close to each other, the sliding rings are slidably sleeved on the corresponding vibrating rods, the two sliding rings are fixedly connected to the bottom of the storage bin, and the two vibrating rods are matched with the storage bin.

Further, vibration knocking to the storage bin can be achieved through the aid of the auxiliary mechanism, so that materials can be assisted to fall down, and the situation of unsmooth discharging is avoided.

Preferably, two return springs are respectively sleeved on the vibration rods, one ends of the two return springs close to each other are respectively and fixedly connected to the two vibration rods, and one ends of the two return springs far away from each other are respectively and fixedly connected to the two slip rings.

Further, the vibration rod can be driven to move and reset by the reset spring.

Preferably, the bottom fixedly connected with two cooperation boards of storage silo, the one end that two vibrations poles kept away from each other cooperatees with the one side that two cooperation boards are close to each other respectively.

Further, can be convenient for transmit between vibrations pole and the storage silo through setting up the cooperation board.

The beneficial effects are that:

1. the driving motor drives the material control disc to rotate, and the material control disc is respectively communicated with the two discharging pipes in an alternating corresponding mode by matching with the through holes, so that quantitative discharging of materials from the two butt joint pipes to the inside of the grinding box can be realized, discharging control of the materials is realized, and the situation that excessive materials added to the inside of the grinding box can block equipment and damage the equipment is avoided;

2. the auxiliary mechanism is arranged to realize vibration knocking of the storage bin, so that the falling of materials can be assisted, and the situation of unsmooth discharging is avoided;

the quantitative feeding device for the grinding box is simple in structure, quantitative feeding is achieved to the inside of the grinding box, accurate control of discharging of materials is achieved, the phenomenon that excessive materials are added to the inside of the grinding box to block equipment and damage the equipment is avoided, meanwhile smooth discharging can be guaranteed, and the practicability is high.

Drawings

FIG. 1 is a front view of a fine powder grinding device capable of controlling the feeding speed;

FIG. 2 is a schematic diagram of a portion A of FIG. 1 of a fine powder grinding device capable of controlling a feeding speed according to the present utility model;

FIG. 3 is a schematic diagram of a structure of a portion B of FIG. 1 of a fine powder grinding device capable of controlling a feeding speed according to the present utility model;

fig. 4 is a three-dimensional view of the structure of a driving motor, a material control disc, a through hole, an annular groove and a sliding rod of the fine powder grinding device capable of controlling the feeding speed.

In the figure: 1. a grinding box; 2. a discharge port; 3. a bracket; 4. a storage bin; 5. discharging pipes; 6. a material blocking ring is arranged; 7. a butt joint pipe; 8. a lower material blocking ring; 9. a driving motor; 10. a material control disc; 11. a through hole; 12. an annular groove; 13. a slide bar; 14. a cam; 15. a guide wheel; 16. a vibrating rod; 17. a slip ring; 18. a return spring; 19. and (5) matching the plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a fine powder grinding device capable of controlling a feeding speed comprises a grinding box 1, wherein a discharge hole 2 is formed in the bottom of the grinding box 1, supports 3 are welded on the left side and the right side of the grinding box 1, the top ends of the two supports 3 are welded with the same storage bin 4, the bottom end of the storage bin 4 is fixedly communicated with two blanking pipes 5, the top of the grinding box 1 is fixedly communicated with two butt joint pipes 7, and the top ends of the butt joint pipes 7 are matched with the bottom ends of the corresponding blanking pipes 5;

the top of the grinding box 1 is fixedly provided with a driving motor 9, an output shaft of the driving motor 9 is fixedly sleeved with a material control disc 10, the material control disc 10 is provided with through holes 11, the through holes 11 are respectively matched with the top ends of the two butt joint pipes 7 and the bottom ends of the two blanking pipes 5, the output shaft of the driving motor 9 is fixedly sleeved with a cam 14, the bottom of the storage bin 4 is provided with an auxiliary mechanism, and the auxiliary mechanism is matched with the cam 14;

the auxiliary mechanism comprises two guide wheels 15, two vibrating rods 16 and two slip rings 17; the two guide wheels 15 are in rolling connection with the cam 14, the two guide wheels 15 are respectively connected to one ends of the two vibration rods 16, which are close to each other, through shaft rotation, the sliding rings 17 are slidably sleeved on the corresponding vibration rods 16, the two sliding rings 17 are welded at the bottom of the storage bin 4, and the two vibration rods 16 are matched with the storage bin 4.

By means of the structure, vibration knocking of the storage bin 4 can be achieved through the auxiliary mechanism, so that falling of materials can be assisted, and the situation of unsmooth discharging is avoided.

According to the utility model, the bottom ends of the two blanking pipes 5 are fixedly sleeved with the upper retaining rings 6, the top ends of the two butt joint pipes 7 are fixedly sleeved with the lower retaining rings 8, the bottoms of the two upper retaining rings 6 are in sliding contact with the top of the material control disc 10, the tops of the two lower retaining rings 8 are in sliding contact with the bottom of the material control disc 10, and the material control disc 10, the blanking pipes 5 and the butt joint pipes 7 can be sealed in a retaining manner by arranging the upper retaining rings 6 and the lower retaining rings 8, so that material overflow during rotation of the material control disc 10 is avoided.

In the utility model, the bottom of the material control disc 10 is provided with the annular groove 12, the top of the grinding box 1 is welded with the two slide bars 13, the top ends of the two slide bars 13 are both connected in the annular groove 12 in a sliding way, and the rotation of the material control disc 10 can be more stable through the sliding limit fit between the slide bars 13 and the annular groove 12.

In the utility model, the two vibrating rods 16 are respectively sleeved with the reset springs 18, one ends of the two reset springs 18, which are close to each other, are respectively welded on the two vibrating rods 16, one ends of the two reset springs 18, which are far away from each other, are respectively welded on the two slip rings 17, and the vibrating rods 16 can be driven to move and reset by arranging the reset springs 18.

According to the utility model, two matching plates 19 are welded at the bottom of the storage bin 4, one ends of the two vibration rods 16, which are far away from each other, are respectively matched with one sides of the two matching plates 19, which are close to each other, and the matching plates 19 are arranged, so that the vibration rods 16 and the storage bin 4 can be conveniently driven.

Working principle: when the automatic material discharging device is used, firstly, materials are put into the inside of the storage bin 4, then the grinding box 1 and the driving motor 9 are electrified and started, when the driving motor 9 rotates, the material control disc 10 can be driven to rotate, when the material control disc 10 rotates, through holes 11 formed in the material control disc 10 can be respectively and alternately communicated with two discharging pipes 5, quantitative discharging of the materials from the two butt joint pipes 7 to the inside of the grinding box 1 can be realized, accordingly, the discharging of the materials is controlled, excessive materials are prevented from being added into the inside of the grinding box 1, equipment is prevented from being blocked, damage is caused to the equipment, in addition, when the driving motor 9 rotates, the cam 14 is driven to rotate, at the moment, through rolling connection cooperation between the cam 14 and the two guide wheels 15, the two vibrating rods 16 can be driven to be mutually far away from and contact with the two matching plates 19, meanwhile, the elastic reset characteristics of the reset springs 18 can be driven to mutually approach and reset, at the moment, the relative movement of the two vibrating rods 16 can be realized, and accordingly, the reciprocating movement of the two matching plates 19 and the storage bin 4 can be realized, and the situation of falling of the materials can be avoided through the reciprocating mode, and the material discharging device is strong, and the situation is prevented.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a controllable fine powder grinder of feeding speed, includes grinding case (1), its characterized in that, discharge gate (2) have been seted up to the bottom of grinding case (1), the left side and the right side of grinding case (1) are all fixedly connected with support (3), the top fixedly connected with of two supports (3) is same storage silo (4), the bottom fixed intercommunication of storage silo (4) has two unloading pipe (5), the top fixed intercommunication of grinding case (1) has two butt joint pipe (7), the top of butt joint pipe (7) cooperatees with the bottom of corresponding unloading pipe (5);

the top fixed mounting of grinding case (1) has driving motor (9), fixed cover is equipped with accuse charging tray (10) on the output shaft of driving motor (9), through-hole (11) have been seted up on accuse charging tray (10), through-hole (11) cooperate with the top of two butt joint pipes (7) and the bottom of two unloading pipes (5) respectively, fixed cover is equipped with cam (14) on the output shaft of driving motor (9), the bottom of storage silo (4) is provided with assist mechanism, assist mechanism cooperatees with cam (14).

2. The fine powder grinding device capable of controlling feeding speed according to claim 1, wherein the bottom ends of the two discharging pipes (5) are fixedly sleeved with upper retaining rings (6), the top ends of the two abutting pipes (7) are fixedly sleeved with lower retaining rings (8), the bottoms of the two upper retaining rings (6) are in sliding contact with the top of the material control disc (10), and the tops of the two lower retaining rings (8) are in sliding contact with the bottom of the material control disc (10).

3. The fine powder grinding device capable of controlling the feeding speed according to claim 1, wherein an annular groove (12) is formed in the bottom of the material control disc (10), two sliding rods (13) are fixedly connected to the top of the grinding box (1), and the top ends of the two sliding rods (13) are both in sliding connection with the annular groove (12).

4. A fine powder grinding device with controllable feeding speed according to claim 1, characterized in that the auxiliary mechanism comprises two guide wheels (15), two vibrating rods (16) and two slip rings (17);

the two guide wheels (15) are in rolling connection with the cam (14), the two guide wheels (15) are respectively connected to one ends of the two vibrating rods (16) which are close to each other in a rotating mode, the sliding rings (17) are arranged on the corresponding vibrating rods (16) in a sliding mode in a sleeved mode, the two sliding rings (17) are fixedly connected to the bottom of the storage bin (4), and the two vibrating rods (16) are matched with the storage bin (4).

5. The fine powder grinding device capable of controlling feeding speed according to claim 4, wherein the two vibrating rods (16) are respectively sleeved with a reset spring (18), one ends of the two reset springs (18) close to each other are respectively fixedly connected to the two vibrating rods (16), and one ends of the two reset springs (18) far away from each other are respectively fixedly connected to the two slip rings (17).

6. The fine powder grinding device capable of controlling the feeding speed according to claim 4, wherein two matching plates (19) are fixedly connected to the bottom of the storage bin (4), and one ends, far away from each other, of the two vibrating rods (16) are respectively matched with one sides, close to each other, of the two matching plates (19).