CN219596820U - Superfine pulverizer set for preparing organic magnesium series instant powder - Google Patents

Abstract

The utility model discloses an ultrafine grinding unit for preparing organic magnesium series instant powder, which comprises a grinder, a cyclone dust collector, a cloth bag dust collector and an induced draft fan, wherein a discharge hole of the grinder is connected with an inlet of the cyclone dust collector through a discharge pipeline, an air outlet of the cyclone dust collector is connected with the cloth bag dust collector through an air outlet pipeline, and an air outlet of the cloth bag dust collector is connected with the induced draft fan; the grinding disc and the gear ring are arranged in the grinder, the inner ring of the gear ring is a conical ring, a plurality of grinding knives are fixedly distributed at the edge of the grinding disc, the surface of each grinding knife opposite to the gear ring is a conical surface, and a gap for grinding materials is formed between each grinding knife and the gear ring; the lower part of the grinding disc is fixedly provided with a rotary sleeve which penetrates out of the grinder and is axially sleeved on a first motor shaft of the first motor in a sliding manner; the automatic adjustment of sharpening and gear ring distance is realized through the vertical movement of sharpening, the structure is simple, the operation is convenient, the crusher is not required to be opened for adjustment, the automatic adjustment can be realized when the crusher works, and the production efficiency is improved.

Description

Superfine pulverizer set for preparing organic magnesium series instant powder

Technical Field

The utility model relates to the technical field of preparation of organomagnesium series instant powder, in particular to an ultrafine grinding unit for preparing the organomagnesium series instant powder.

Background

The smaller the particle size of the organomagnesium product, the more easily it is dissolved and transported for absorption.

In the preparation process of the organomagnesium instant powder, a pulverizer set is generally adopted for processing, the pulverizer set comprises a main machine, an auxiliary machine, a collecting pipeline and an electric control device, the main machine comprises a pulverizer, the auxiliary machine comprises a rotary dust remover and a filter bag dust remover, the pulverizer is internally provided with the pulverizer and a centrifugal classification device, the pulverizer can complete pulverization, the pulverizer also has a classification function, the winnowing type centrifugal shearing is realized, the five sieves are free of nets, powder particles can be adjusted at will, and after the materials are pulverized, negative pressure is adopted for conveying to an outlet of a discharge valve. The crushing device of the crusher comprises a motor-driven rotating knife grinder and a gear ring fixed in the crusher, wherein the knife grinder and the gear ring cooperate to crush materials and then discharge the materials through a centrifugal classifier, the materials with larger particle sizes fall into the crusher to continuously crush, and the knife grinder in the crushing device is fixed on a rotary millstone and cannot adjust the distance between the knife grinder and the gear ring, so that the crushing granularity is difficult to control.

In order to solve the above problems, patent document CN206474239U, entitled superfine pulverizer, discloses a structure for adjusting the distance between a knife blade and a gear ring so as to control the pulverizing granularity, however, the scheme can only be manually adjusted, and when the distance is adjusted, the operation is complex, the time consumption is long, and the production efficiency is reduced.

Disclosure of Invention

The utility model aims to provide an ultrafine grinding unit for preparing organomagnesium series instant powder, which realizes automatic adjustment of the distance between a knife grinder and a gear ring in the production process, is convenient to operate and improves the production efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a superfine pulverizer set for preparing organic magnesium series instant powder comprises a pulverizer, a cyclone dust collector, a cloth bag dust collector and an induced draft fan, wherein a discharge port of the pulverizer is connected with an inlet of the cyclone dust collector through a discharge pipeline, an air outlet of the cyclone dust collector is connected with the cloth bag dust collector through an air outlet pipeline, and an air outlet of the cloth bag dust collector is connected with the induced draft fan; the grinding disc and the gear ring are arranged in the grinder, the inner ring of the gear ring is a conical ring, a plurality of grinding knives are fixedly distributed at the edge of the grinding disc, the surface of each grinding knife opposite to the gear ring is a conical surface, and a gap for grinding materials is formed between each grinding knife and the gear ring; the lower part of the grinding disc is fixedly provided with a rotary sleeve, the rotary sleeve penetrates out of the grinder and is axially sleeved on a first motor shaft of the first motor in a sliding manner, and the rotary sleeve synchronously rotates along with the first motor shaft of the first motor through a limiting structure;

a first motor shaft of the first motor is coaxially and fixedly provided with a mounting disc, a second motor is fixedly arranged on the mounting disc, and the second motor shaft of the second motor is parallel to the first motor shaft of the first motor; the outer side wall of the rotary sleeve is coaxially and fixedly provided with a ring table, a threaded hole is formed in the ring table in a penetrating mode, a second motor shaft of the second motor is coaxially and fixedly connected with a screw rod, and the screw rod penetrates through the threaded hole and is in threaded connection with the threaded hole; and starting the second motor, and synchronously rotating the screw rod along with a second motor shaft of the second motor to drive the rotating sleeve to axially move, and driving the sharpening to axially move so as to adjust the distance between the sharpening and the gear ring.

Optionally, an axial limiting seat is fixedly arranged on the annular table, an axial perforation is formed in the axial limiting seat in a penetrating mode, a guide rod is fixedly arranged on the mounting plate, the guide rod penetrates through the perforation in a sliding mode, and the guide rod is parallel to the screw rod.

Optionally, a buffer spring is sleeved on the first motor shaft of the first motor, the upper end of the buffer spring is abutted against the lower surface of the annular table, and the lower end of the buffer spring is abutted against the upper end of the mounting plate.

Optionally, the knife holder is fixedly arranged at the bottom of the knife grinder, and the knife holder is fixed on the grinding disc through a fastening bolt.

Optionally, a positioning groove is formed in the upper surface of the grinding disc, and the tool apron is positioned in the positioning groove in a matching way.

Optionally, the tool apron is fixedly provided with a horizontal limiting chute, the bottom of the knife grinder is fixedly provided with a sliding block which is matched with the sliding block in the horizontal limiting chute, the knife grinder slides in the horizontal limiting chute along with the sliding block to adjust the distance between the knife grinder and the gear ring, and the sliding block is locked in the horizontal limiting chute through a locking piece.

Optionally, the locking piece is a locking bolt, a mounting hole for the locking bolt to vertically penetrate into the horizontal limiting chute is formed in the tool apron, and the locking bolt penetrates into the horizontal limiting chute to be in interference locking with the sliding block.

Optionally, the height of the upper surface of the grinding disc gradually decreases from the center to the periphery.

Optionally, the angle of inclination of the tapered surface of the sharpener is the same as the angle of inclination of the tapered ring of the gear ring.

The utility model has the following technical effects:

1. in the superfine grinding unit, the second motor is adopted to drive the rotary sleeve to vertically move, the grinding disc and the grinding blade vertically move along with the rotary sleeve, and the surface of the grinding blade, which is contacted with the gear ring, is conical, so that the automatic adjustment of the distance between the grinding blade and the gear ring is realized through the vertical movement of the grinding blade, the structure is simple, the operation is convenient, and the production efficiency is improved.

2. In the superfine pulverizer set, the screw is driven to rotate by the second motor on the mounting plate, and the screw is matched with the threaded hole on the annular table to realize that the annular table drives the rotary sleeve to vertically move, so that the superfine pulverizer set has a simple structure and low cost.

3. In the superfine grinding machine set, through the cooperation of the guide rod and the axial limiting seat, the swing of the annular table during vertical movement is avoided, and the movement stability of the annular table is improved, so that the position of the grinding disc is convenient to adjust.

Drawings

FIG. 1 is a schematic diagram of a superfine pulverizer set in an embodiment;

FIG. 2 is an internal schematic view of the pulverizer in the embodiment;

fig. 3 is a schematic view illustrating the installation of the sharpening and the tool holder in the embodiment.

Reference numerals: 1. a pulverizer; 11. a cyclone dust collector; 12. a bag-type dust collector; 13. an induced draft fan; 14. a discharge pipe; 15. an air outlet pipeline; 2. a first motor; 21. a mounting plate; 211. a second motor; 212. a screw; 213. a guide rod; 22. a first motor shaft; 23. a second motor shaft; 3. a rotating sleeve; 31. a ring table; 311. a threaded hole; 312. an axial limit seat; 3121. perforating; 32. a buffer spring; 4. grinding disc; 41. a positioning groove; 5. a tool apron; 51. a horizontal limit chute; 52. a locking bolt; 53. a fastening bolt; 6. sharpening a knife; 61. a slide block; 62. a conical surface; 7. a gear ring; 71. and (5) a conical ring.

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. 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.

Examples

As shown in fig. 1-3, the embodiment provides a superfine pulverizer set for preparing organic magnesium series instant powder, which comprises a pulverizer 1, a cyclone dust collector 11, a bag dust collector 12 and a draught fan 13, wherein a discharge hole of the pulverizer 1 is connected with an inlet of the cyclone dust collector 11 through a discharge pipeline 14, an air outlet of the cyclone dust collector 11 is connected with the bag dust collector 12 through an air outlet pipeline 15, and an air outlet of the bag dust collector 12 is connected with the draught fan 13; the grinding disc 4 and the gear ring 7 are arranged in the grinder 1, the inner ring of the gear ring 7 is a conical ring 71, a plurality of grinding knives 6 are fixedly distributed at the edge of the grinding disc 4, the surface of the grinding knives 6 opposite to the gear ring 7 is a conical surface 62, and a gap for grinding materials is formed between the grinding knives 6 and the gear ring 7; the lower part of the grinding disc 4 is fixedly provided with a rotary sleeve 3, the rotary sleeve 3 penetrates out of the grinder 1 and is axially sleeved on a first motor shaft 22 of the first motor 2 in a sliding manner, and the rotary sleeve 3 synchronously rotates along with the first motor shaft 22 of the first motor 2 through a limiting structure; a mounting plate 21 is coaxially and fixedly arranged on a first motor shaft 22 of the first motor 2, a second motor 211 is fixedly arranged on the mounting plate 21, and a second motor shaft 23 of the second motor 211 is parallel to the first motor shaft 22 of the first motor 2; the outer side wall of the rotary sleeve 3 is coaxially and fixedly provided with a ring table 31, a threaded hole 311 is formed in the ring table 31 in a penetrating manner, a second motor shaft 23 of the second motor 211 is coaxially and fixedly connected with a screw 212, and the screw 212 penetrates through the threaded hole 311 and is in threaded connection with the threaded hole 311; the second motor 211 is started, the screw 212 synchronously rotates along with the second motor shaft 23 of the second motor 211 to drive the rotating sleeve 3 to axially move, and the rotating sleeve 3 axially moves to drive the sharpening 6 to move so as to adjust the distance between the sharpening 6 and the gear ring 7.

Through the arrangement, when the distance between the knife blade 6 and the gear ring 7 needs to be adjusted, the second motor 211 is started, the second motor 211 drives the screw 212 to rotate, so that the rotating ring table 31 is driven to vertically move, the rotating sleeve 3, the grinding disc 4 and the knife blade 6 synchronously vertically move along with the ring table 31, and as the surfaces of the knife blade 6 opposite to the gear ring 7 are conical, the automatic adjustment of the distance between the knife blade 6 and the gear ring 7 is realized through the vertical movement of the knife blade 6, the structure is simple, the operation is convenient, the adjustment is carried out without opening the grinder 1, and the automatic adjustment can also be carried out when the grinder 1 works, so that the production efficiency is improved; the rotary sleeve 3 is driven to rotate by the first motor 2, the rotary sleeve 3 drives the grinding disc 4 and the grinding disc 6 to synchronously rotate, and the grinding disc 6 and the gear ring 7 are matched to crush materials.

In the superfine pulverizer set of the embodiment, an axial limiting seat 312 is fixedly arranged on the annular table 31, an axial through hole 3121 is formed in the axial limiting seat 312 in a penetrating manner, a guide rod 213 is fixedly arranged on the mounting plate 21, the guide rod 213 slides through the through hole 3121, and the guide rod 213 is parallel to the screw 212.

Through the arrangement, in the process of vertically moving the annular table 31, the guide rod 213 slides and is limited in the through hole 3121 of the annular table 31, so that the annular table 31 is limited, the vertical swing of the annular table 31 is reduced, and the vertical movement stability of the annular table 31 is improved. Preferably, the guide rods 213 and the screws 212 are symmetrically disposed on opposite sides of the ring table 31. The axial limiting seat 312 increases the contact area between the guide rod 213 and the inner wall of the through hole 3121, and has better limiting effect on the annular table 31.

In the superfine pulverizer set of the embodiment, the buffer spring 32 is sleeved on the first motor shaft 22 of the first motor 2, the upper end of the buffer spring 32 is abutted against the lower surface of the annular table 31, and the lower end of the buffer spring 32 is abutted against the upper end of the mounting plate 21. Through the arrangement, the buffer spring 32 plays a supporting role on the rotary sleeve 3, so that the bearing capacity of the rotary sleeve 3 to the screw rod 212 is reduced, the vertical movement of the rotary sleeve 3 is easier, the contact abrasion of the screw rod 212 and the annular table 31 is reduced, and the service lives of the screw rod 212 and the annular table 31 are prolonged.

In the superfine pulverizer set of the embodiment, the knife rest 5 is fixedly arranged at the bottom of the knife grinder 6, and the knife rest 5 is fixed on the grinding disc 4 through the fastening bolt 53. Through the arrangement, the tool apron 5 is detachably fixed on the grinding disc 4, so that the grinding disc is convenient to assemble, disassemble and replace, and the maintenance cost is reduced.

In the superfine pulverizer set of the embodiment, the upper surface of the grinding disc 4 is provided with the positioning groove 41, and the tool apron 5 is matched and positioned in the positioning groove 41. Through the setting, the setting of constant head tank 41 has improved the installation stability of blade holder 5, in crushing material in-process, has avoided blade holder 5 to take place to remove and influence crushing effect.

In the superfine grinding unit of the embodiment, a horizontal limit chute 51 is fixedly arranged on a cutter holder 5, a sliding block 61 matched with the bottom of a cutter knife 6 to slide in the horizontal limit chute 51 is fixedly arranged, the cutter knife 6 slides in the horizontal limit chute 51 along with the sliding block 61 to adjust the distance between the cutter knife 6 and a gear ring 7, and the sliding block 61 is locked in the horizontal limit chute 51 through a locking piece.

Through the arrangement, the knife grinder 6 slides in the horizontal limiting sliding groove 51 through the sliding block 61 to adjust the distance between the knife grinder 6 and the gear ring 7, and the manual adjustment and automatic adjustment are matched, so that the adjustment range of the distance between the knife grinder 6 and the gear ring 7 is further improved.

In the superfine pulverizer set of the embodiment, the locking piece is a locking bolt 52, the tool apron 5 is provided with a mounting hole for the locking bolt 52 to vertically penetrate into the horizontal limiting chute 51, and the locking bolt 52 penetrates into the horizontal limiting chute 51 to be in interference locking with the sliding block 61. Through the arrangement, after the position of the knife grinder 6 is adjusted, the knife grinder is in interference locking with the sliding block 61 through the locking bolt 52, and the knife grinder is simple in structure and convenient to operate.

In the superfine pulverizer set of the embodiment, the height of the upper surface of the grinding disc 4 gradually decreases from the center to the periphery. Through the arrangement, after the materials fall onto the millstone 4, the materials automatically slide into a gap between the knife grinder 6 and the gear ring 7 for grinding due to gravity, so that the materials are prevented from being accumulated on the millstone 4, and the grinding efficiency is improved.

In the superfine pulverizer set of the present embodiment, the inclination angle of the tapered surface 62 of the cutter blade 6 is the same as the inclination angle of the tapered ring 71 of the ring gear 7.

The preferred embodiments of the present utility model have been described in detail, but the present utility model is not limited to the above embodiments, 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, and the various changes are included in the scope of the present utility model.

Claims (9)

1. The superfine pulverizer set for preparing the organic magnesium series instant powder is characterized by comprising a pulverizer (1), a cyclone dust collector (11), a bag-type dust collector (12) and an induced draft fan (13), wherein a discharge hole of the pulverizer (1) is connected with an inlet of the cyclone dust collector (11) through a discharge pipeline (14), an air outlet of the cyclone dust collector (11) is connected with the bag-type dust collector (12) through an air outlet pipeline (15), and an air outlet of the bag-type dust collector (12) is connected with the induced draft fan (13); a grinding disc (4) and a gear ring (7) are arranged in the grinder (1), the inner ring of the gear ring (7) is a conical ring (71), a plurality of grinding knives (6) are fixedly distributed at the edge of the grinding disc (4), the surface of each grinding knife (6) opposite to the gear ring (7) is a conical surface (62), and a gap for grinding materials is formed between each grinding knife (6) and the gear ring (7); the lower part of the grinding disc (4) is fixedly provided with a rotary sleeve (3), the rotary sleeve (3) penetrates out of the grinder (1) and is axially sleeved on a first motor shaft (22) of the first motor (2) in a sliding manner, and the rotary sleeve (3) synchronously rotates along with the first motor shaft (22) of the first motor (2) through a limiting structure;

a mounting disc (21) is coaxially and fixedly arranged on a first motor shaft (22) of the first motor (2), a second motor (211) is fixedly arranged on the mounting disc (21), and a second motor shaft (23) of the second motor (211) is parallel to the first motor shaft (22) of the first motor (2); a ring table (31) is coaxially and fixedly arranged on the outer side wall of the rotary sleeve (3), a threaded hole (311) is formed in the ring table (31) in a penetrating mode, a second motor shaft (23) of the second motor (211) is coaxially and fixedly connected with a screw rod (212), and the screw rod (212) penetrates through the threaded hole (311) and is in threaded connection with the threaded hole (311); the second motor (211) is started, the screw rod (212) synchronously rotates along with the second motor shaft (23) of the second motor (211) to drive the rotating sleeve (3) to axially move, and the rotating sleeve (3) axially moves to drive the sharpening (6) to move so as to adjust the distance between the sharpening (6) and the gear ring (7).

2. The superfine pulverizer set for preparing organic magnesium series instant powder according to claim 1, characterized in that an axial limit seat (312) is fixedly arranged on the annular table (31), an axial through hole (3121) is formed in the axial limit seat (312) in a penetrating manner, a guide rod (213) is fixedly arranged on the mounting plate (21), the guide rod (213) slides through the through hole (3121), and the guide rod (213) is parallel to the screw (212).

3. The superfine pulverizer set for preparing organic magnesium series instant powder according to claim 2, characterized in that a buffer spring (32) is sleeved on the first motor shaft (22) of the first motor (2), the upper end of the buffer spring (32) is abutted against the lower surface of the annular table (31), and the lower end of the buffer spring (32) is abutted against the upper end of the mounting plate (21).

4. The superfine pulverizer set for preparing organic magnesium series instant powder according to claim 1, characterized in that a knife holder (5) is fixedly arranged at the bottom of a knife grinder (6), and the knife holder (5) is fixed on a millstone (4) through a fastening bolt (53).

5. The superfine pulverizer set for preparing organic magnesium series instant powder according to claim 4, wherein the upper surface of the grinding disc (4) is provided with a positioning groove (41), and the cutter holder (5) is matched and positioned in the positioning groove (41).

6. The superfine grinding unit for preparing organic magnesium series instant powder according to claim 4, wherein a horizontal limit chute (51) is fixedly arranged on the cutter holder (5), a sliding block (61) matched with the sliding of the bottom of the knife grinder (6) in the horizontal limit chute (51) is fixedly arranged, the knife grinder (6) slides in the horizontal limit chute (51) along with the sliding block (61) to adjust the distance between the knife grinder (6) and the gear ring (7), and the sliding block (61) is locked in the horizontal limit chute (51) through a locking piece.

7. The superfine pulverizer set for preparing organic magnesium series instant powder according to claim 6, wherein the locking piece is a locking bolt (52), a mounting hole for the locking bolt (52) to vertically penetrate into the horizontal limiting chute (51) is formed in the cutter holder (5), and the locking bolt (52) penetrates into the horizontal limiting chute (51) to be in interference locking with the sliding block (61).

8. A micronizer unit for preparing organomagnesium series instant powders according to claim 1, characterized in that the height of the upper surface of the grinding disc (4) decreases gradually from the centre to the periphery.

9. The superfine grinding unit for preparing organic magnesium series instant powder according to claim 1, wherein the inclination angle of the conical surface (62) of the knife blade (6) is the same as the inclination angle of the conical ring (71) of the gear ring (7).