CN219596719U

CN219596719U - Powder grinding machine

Info

Publication number: CN219596719U
Application number: CN202320420697.2U
Authority: CN
Inventors: 孙国庆; 聂磊; 韩伟
Original assignee: Beijing Aofudechu Food Technology Co ltd
Current assignee: Beijing Aofudechu Food Technology Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-08-29
Anticipated expiration: 2033-03-02

Abstract

The utility model relates to the technical field of material grinding processing, in particular to a powder grinding machine which comprises a bracket, a guide pipe, a motor A, a fixing plate and an adapter plate. A storage barrel is arranged on the bracket, and a feeding pipe and a discharging pipe are arranged on the storage barrel. The stand pipe sets up in the storage vat, and the top cap bottom of storage vat sets up the pivot, slides in the pivot and sets up the hollow shaft, sets up the grinding table on the hollow shaft, and the grinding table is with the hole clearance fit of stand pipe, and motor A drive connection pivot. The fixed plate is arranged in the storage vat, and the hollow shaft is rotationally and slidingly connected with the fixed plate. The fixing plate is provided with a bidirectional screw rod, the bidirectional screw rod is driven to be connected with a sliding block, and the sliding block is rotationally provided with a connecting rod. The adapter plate is rotatably arranged on the hollow shaft, and the connecting rods on two sides are both rotatably connected with the adapter plate. And a motor B is arranged on the storage barrel and is in driving connection with the bidirectional screw rod. The utility model has simple structure, can adjust the thickness of the grinding product according to actual needs, and can effectively prevent the feeding pipe from being blocked.

Description

Powder grinding machine

Technical Field

The utility model relates to the technical field of material grinding processing, in particular to a powder grinding machine.

Background

Powder grinding machines are very common in daily life, including hand-operated type and motor-driven type, and the use surface of the motor-driven type is the most extensive, but the structure of the existing powder grinding machine for adjusting the grinding thickness is too complex, and the design and production costs are higher, so that improvement is required on the basis of the existing structure.

The Chinese patent with the publication number of CN214682201U discloses a crushing structure for condiment raw materials, which comprises a crushing box, wherein a conical hopper is fixed in the crushing box, the inside of the conical hopper is divided into a crushing cavity and a grinding cavity by a partition plate, and the crushing cavity is communicated with the grinding cavity by a feed opening on the partition plate; a crushing assembly is arranged in the crushing cavity; the side wall of the lower half part of the grinding cavity is provided with a plurality of groups of saw-tooth concentric grinding concave rings from top to bottom, the side wall of the grinding concave rings is provided with a leakage hole, the grinding cavity is internally provided with a grinding component, the grinding component comprises a stepping motor, a conical material guide table and a grinding body, and the grinding body comprises a grinding part, a cleaning part and a discharging part which are concentric. According to the utility model, the raw materials are crushed and ground in sequence, so that the crushing effect of the raw materials is improved; the blanking part is matched with the grinding concave ring, so that equipment damage caused by grinding at one place is avoided, and the equipment utilization rate is improved; the cleaning brush prevents the blockage of the material leakage hole, and improves the material leakage efficiency and the grinding efficiency.

However, the device still has the defects that: the device is inconvenient to adjust the grinding thickness of the materials.

Disclosure of Invention

The utility model aims to solve the problems in the background technology and provides a powder grinder.

The technical scheme of the utility model is as follows: a powder grinder comprises a bracket, a guide pipe, a motor A, a fixing plate and an adapter plate. The storage vat is arranged on the bracket, the top cover of the storage vat is provided with a feeding pipe communicated with the storage vat, and the bottom of the storage vat is provided with a discharging pipe communicated with the storage vat. The guide tube is arranged in the storage vat, the bottom of the top cover of the storage vat is rotatably provided with a rotating shaft, a hollow shaft which is in sliding connection with the rotating shaft is sleeved on the rotating shaft, a grinding table is arranged on the hollow shaft, and the grinding table is in clearance fit with an inner hole of the guide tube. The motor A is arranged on the top cover of the storage vat, and the motor A is connected with the rotating shaft in a driving way. The fixed plate is arranged in the storage vat and positioned below the guide pipe, and the hollow shaft penetrates through the fixed plate and is rotationally connected with the fixed plate. The fixed plate is provided with a chute with a downward opening, a bidirectional screw rod is arranged in the chute, two sliding blocks are symmetrically arranged in the chute, the bidirectional screw rod is driven to connect with the sliding blocks, and a connecting rod is arranged on the sliding blocks in a rotating mode. The adapter plate is rotatably arranged on the hollow shaft, and one ends of the connecting rods on two sides, which are far away from the corresponding side sliding blocks, are respectively rotatably connected with the corresponding ends of the adapter plate. And a motor B is arranged on the storage barrel and is in driving connection with the bidirectional screw rod.

Preferably, the number of the two-way screw rods is two, the two-way screw rods are symmetrically arranged, gears are arranged on the two-way screw rods, and the two gears are in meshed connection.

Preferably, a cam is arranged on the rotating shaft, an elastic sheath is arranged outside the long end of the cam, and the elastic sheath is in elastic contact with the outer wall of the feeding pipe.

Preferably, the through-hole inner wall of the guide tube is provided with a plurality of grinding bulges, the inside of the guide tube is provided with a cooling cavity, cooling liquid is poured into the cooling cavity, and a certain gap is formed between the upper surface of the cooling liquid and the upper wall of the cooling cavity.

Preferably, the fixed plate is provided with a guide plate, the tip end of the guide plate faces upwards, the top of the guide plate is matched with the upper surface of the fixed plate, and the hollow shaft is rotationally and slidingly connected with the guide plate.

Preferably, a feed hopper is arranged on the feed pipe, and a hopper cover is arranged on the feed hopper in a turnover manner.

Preferably, a control box is arranged on the support, a controller is arranged in the control box, and a display screen and an adjusting button are arranged on the control box.

Compared with the prior art, the utility model has the following beneficial technical effects:

the height of the grinding table is set to be adjustable, so that the gap between the maximum diameter part of the bottom of the grinding table and the inner wall of the guide pipe can be changed, and the aim of adjusting the grinding thickness is fulfilled. Through setting up motor drive two-way lead screw, two-way lead screw drive slider, and slider drive keysets and hollow shaft go up and down to reach the purpose of adjustment grinding table height, and set up the deflector on the fixed plate, the powder of whereabouts can not fall on spout and two-way lead screw, thereby avoid particulate matters such as powder to play the barrier effect to the transmission of two-way lead screw. Meanwhile, the cam is arranged on the rotating shaft, the elastic sheath is arranged at the end part of the long end of the cam, and when the rotating shaft drives the cam to rotate, the elastic sheath at the long end of the cam intermittently and continuously shakes the feeding pipe, so that the material in the feeding pipe is effectively prevented from being blocked.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a diagram of the connection of the components within the storage vessel of FIG. 1;

fig. 3 is a connection structure diagram of each component on the fixing plate in fig. 2.

Reference numerals: 1. a bracket; 2. a storage barrel; 3. a feed pipe; 4. a feed hopper; 5. discharging pipes; 6. a guide tube; 7. a rotating shaft; 8. a hollow shaft; 9. a grinding table; 10. a motor A; 11. a cam; 12. a fixing plate; 13. a guide plate; 14. a motor B; 15. a chute; 16. a two-way screw rod; 17. a slide block; 18. a connecting rod; 19. an adapter plate; 20. a gear.

Detailed Description

Example 1

As shown in fig. 1 to 3, the powder grinder provided by the utility model comprises a bracket 1, a guide tube 6, a motor a10, a fixing plate 12 and an adapter plate 19. The storage vat 2 is arranged on the bracket 1, the feeding pipe 3 communicated with the inside of the storage vat 2 is arranged on the top cover of the storage vat 2, and the discharging pipe 5 communicated with the inside of the storage vat 2 is arranged at the bottom of the storage vat 2. The guide tube 6 is arranged in the storage vat 2, the bottom of the top cover of the storage vat 2 is rotatably provided with a rotating shaft 7, the rotating shaft 7 is sleeved with a hollow shaft 8 which is in sliding connection with the rotating shaft, the hollow shaft 8 is provided with a grinding table 9, and the grinding table 9 is in clearance fit with an inner hole of the guide tube 6. The motor A10 is arranged on the top cover of the storage vat 2, and the motor A10 is in driving connection with the rotating shaft 7. The fixed plate 12 is arranged in the storage vat 2 and below the guide tube 6, and the hollow shaft 8 penetrates through the fixed plate 12 and is rotatably connected with the fixed plate. The fixed plate 12 is provided with a chute 15 with a downward opening, a bidirectional screw rod 16 is arranged in the chute 15, two sliding blocks 17 are symmetrically arranged in the chute 15, the bidirectional screw rod 16 is connected with the sliding blocks 17 in a driving mode, and a connecting rod 18 is arranged on the sliding blocks 17 in a rotating mode. The adapter plate 19 is rotatably arranged on the hollow shaft 8, and one ends of the connecting rods 18 on two sides, which are far away from the corresponding side sliding blocks 17, are respectively rotatably connected with the corresponding ends of the adapter plate 19. The storage vat 2 is provided with a motor B14, and the motor B14 is in driving connection with a bidirectional screw rod 16.

In this embodiment, the gap between the grinding table 9 and the inner wall of the guide tube 6 is adjusted according to the actual requirement, the motor B14 is started, the motor B14 drives the bidirectional screw rod 16 to rotate, so that the sliding blocks 17 on two sides are synchronously close to or far away from each other, and the connecting rod 18 drives the hollow shaft 8 to ascend or descend, so that the height of the grinding table 9 is ascended or descended, and the purpose of adjusting the thickness of the grinding powder is achieved. Then after the raw materials are added into the storage vat 2 from the feeding pipe 3, the raw materials fall into a gap between the guide pipe 6 and the grinding table 9, the motor A10 is started, the motor A10 drives the rotating shaft 7 and the hollow shaft 8 to rotate, and then the grinding table 9 is driven to rotate, so that the raw materials are ground by utilizing the cooperation between the grinding table 9 and the rough inner wall of the guide pipe 6, and the powder is discharged from the blanking pipe 5.

Example two

As shown in fig. 3, in the powder grinder according to the present utility model, compared with the first embodiment, two bidirectional screw rods 16 are provided, and the two bidirectional screw rods are symmetrically arranged, and the two bidirectional screw rods 16 are provided with gears 20, and the two gears 20 are engaged with each other.

In this embodiment, since the transfer part of the bidirectional screw rod 16 and the sliding block 17 deviates from the central position of the sliding block 17, in order to make the sliding of the sliding block 17 more stable, the sliding stability of the bidirectional screw rod can be improved by using two opposite symmetrical bidirectional screw rods for transmission, and the two bidirectional screw rods 16 are meshed and transmitted through two gears 20, so that the driving directions of the two bidirectional screw rods 16 to the sliding block 17 are completely consistent, and the sliding of the sliding block 17 is not interfered.

Example III

As shown in fig. 2, in the powder grinder according to the present utility model, compared with the first embodiment, the cam 11 is disposed on the rotating shaft 7, and the elastic sheath is disposed outside the long end of the cam 11 and is in elastic contact with the outer wall of the feeding pipe 3.

In this embodiment, when the rotating shaft 7 rotates, the cam 11 is driven to rotate, and the elastic sheath connected with the long end of the cam 11 intermittently and continuously shakes the feeding pipe 3, so as to prevent the raw material in the feeding pipe 3 from being blocked and failing to fall.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The powder grinder is characterized by comprising a bracket (1), a guide pipe (6), a motor A (10), a fixing plate (12) and an adapter plate (19);

a storage vat (2) is arranged on the bracket (1), a feed pipe (3) communicated with the inside of the storage vat is arranged on the top cover of the storage vat (2), and a discharge pipe (5) communicated with the inside of the storage vat is arranged at the bottom of the storage vat (2); the guide pipe (6) is arranged in the storage vat (2), the bottom of the top cover of the storage vat (2) is rotatably provided with a rotating shaft (7), the rotating shaft (7) is sleeved with a hollow shaft (8) which is in sliding connection with the rotating shaft, the hollow shaft (8) is provided with a grinding table (9), and the grinding table (9) is in clearance fit with an inner hole of the guide pipe (6); the motor A (10) is arranged on the top cover of the storage vat (2), and the motor A (10) is in driving connection with the rotating shaft (7);

the fixed plate (12) is arranged in the storage bucket (2) and is positioned below the guide pipe (6), and the hollow shaft (8) penetrates through the fixed plate (12) and is rotationally connected with the fixed plate; a chute (15) with a downward opening is arranged on the fixed plate (12), a bidirectional screw rod (16) is arranged in the chute (15), two sliding blocks (17) are symmetrically arranged in the chute (15), the bidirectional screw rod (16) is connected with the sliding blocks (17) in a driving mode, and a connecting rod (18) is arranged on the sliding blocks (17) in a rotating mode; the adapter plate (19) is rotatably arranged on the hollow shaft (8), and one end of the connecting rod (18) at the two sides, which is far away from the corresponding side sliding block (17), is respectively rotatably connected with the corresponding end of the adapter plate (19); a motor B (14) is arranged on the storage barrel (2), and the motor B (14) is in driving connection with a bidirectional screw rod (16).

2. A powder grinding machine according to claim 1, characterized in that the number of the two-way screw rods (16) is two, the two-way screw rods are symmetrically arranged, the two-way screw rods (16) are provided with gears (20), and the two gears (20) are in meshed connection.

3. A powder grinding machine according to claim 1, characterized in that the shaft (7) is provided with a cam (11), the outer part of the long end of the cam (11) is provided with an elastic sheath, and the elastic sheath is in elastic contact with the outer wall of the feed pipe (3).

4. A powder grinding machine according to claim 1, characterized in that the inner wall of the through hole of the guide tube (6) is provided with a plurality of grinding protrusions, the inside of the guide tube (6) is provided with a cooling cavity, cooling liquid is poured into the cooling cavity, and a certain gap is arranged between the upper surface of the cooling liquid and the upper wall of the cooling cavity.

5. A powder grinding machine according to claim 1, characterized in that the fixed plate (12) is provided with a guide plate (13), the tip of the guide plate (13) faces upwards, the top of the guide plate (13) is engaged with the upper surface of the fixed plate (12), and the hollow shaft (8) is in rotary and sliding connection with the guide plate (13).

6. A powder grinding mill according to claim 1, characterized in that the feed pipe (3) is provided with a feed hopper (4), and the feed hopper (4) is provided with a cover in a flip-over manner.

7. A powder grinding mill according to claim 1, characterized in that the support (1) is provided with a control box, a controller is arranged in the control box, and the control box is provided with a display screen and an adjusting button.