CN219596549U - Powder granulating device - Google Patents

Abstract

The utility model discloses a powder granulating device, which relates to the technical field of powder granulating devices and comprises an outer box, a crushing unit and a power unit, wherein the crushing unit is used for crushing large particles; an inner box for powder granulation is arranged in the outer box, the inner part of the inner box is cone-shaped, and a cyclone mechanism is arranged in the inner box; the crushed aggregates unit contains the sieve ring of installing including the case upper end, the upper end rotation of outer case is connected with the swivel, be equipped with the pressure case on the swivel, the equal upper and lower sliding connection in both ends in the front and back of pressure incasement portion has the cutting board that is used for smashing the macroparticle, all be equipped with in the draw-in groove at two cutting board middle parts and be used for stirring its gliding group post, two group posts are connected through the linkage subassembly, this powder prilling device, utilize the upper and lower reciprocating motion of two cutting boards, can carry out comprehensive crushing to the macroparticle molybdenum dioxide that does not pass through on the sieve ring, can carry out the backward flow and pelletize again, the pressure head moves the continuous impact sieve ring along with the cutting board, make its vibrations, the efficiency of screening granule has been improved, the effect of pelleting has been further improved.

Description

Powder granulating device

Technical Field

The utility model relates to the technical field of powder granulating devices, in particular to a powder granulating device.

Background

The powder granulator may granulate the mixed powder, or may pulverize the dry mass into the desired granules. Is suitable for small-batch production of pharmaceuticals, chemical industry, food, scientific research institutions, laboratories, hospitals and small-sized health care product factories.

The utility model provides a centrifugal granulator of patent publication number CN214716428U among the prior art, includes the casing, is fixed in the centrifugal barrel in the casing through bearing support device, sets up water smoke injection device and material injection device in the casing, sets up driving rack and drive gear device on the centrifugal barrel outer wall, sets up the vibration stoving section of thick bamboo in the centrifugal barrel below to and be used for collecting the collection area of the fashioned particulate material in the vibration stoving section of thick bamboo.

The powder is molded on the inner wall of the centrifugal barrel mainly through the action of centrifugal force, and when the powder is molded, particles are large or small, the effect of directly discharging and drying the powder to screen the powder is poor, the particles with the required particle size cannot be obtained better, and the powder granulating effect is poor.

Disclosure of Invention

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a powder granulating apparatus.

The utility model realizes the above purpose through the following technical scheme:

a powder granulating device comprises an outer box, a crushing unit for crushing large particles and a power unit;

outer box: an inner box for powder granulation is arranged in the inner box, the inner part of the inner box is cone-shaped, and a cyclone mechanism is arranged in the inner box; when the cyclone mechanism works to generate upward wind, the blades on the cyclone mechanism can be utilized to break the added raw materials, so that the raw materials are better mixed with water or resin and the like, and finally, the raw materials roll on the inner wall of the inner box under the centrifugal action to be molded step by step.

Crushing unit: the device comprises a sieve ring arranged at the upper end of an inner box, when molybdenum dioxide powder is formed on the inner wall of the inner box, the mass is gradually increased, the molybdenum dioxide powder can be thrown out onto the sieve ring under the action of rotating upward wind, the upper end of the outer box is rotationally connected with a rotating ring, a pressing box is arranged on the rotating ring, the front end and the rear end of the inside of the pressing box are both connected with cutter plates for crushing large particles in a sliding manner, when two cutter plates in the pressing box move, when the front cutter plate is in an upper position, the rear cutter plate is in a lower position, the front cutter plate and the rear cutter plate reciprocate, the lower ends of the cutter plates are utilized to crush molybdenum dioxide particles with large mass particles screened out from the sieve ring, the middle part of the cutter plates are provided with poking columns for poking the sliding movement of the sieve ring, the two poking columns are connected through a linkage assembly, the two poking columns can conveniently reciprocate up and down by utilizing the linkage assembly, and the lower ends of the rubber press heads are arranged on the side of the lower ends of the two cutter plates; when the front knife boards and the rear knife boards work up and down in a reciprocating mode, the pressure heads at the lower ends of the front knife boards and the rear knife boards can be used for continuously impacting the sieve ring to vibrate.

Further, the linkage assembly comprises a disc column which is rotationally connected to the inner level of the pressing box, a driving plate used for driving the two driving columns is arranged on the disc column, two driving grooves are formed in the driving plate, and the two driving columns are correspondingly located in the two driving grooves. The driving plate is arranged on the plate column and can rotate, when the front side knife plate is in the upper position, the driving plate can rotate by using the driving column in the front side knife plate to drive the driving groove in the rear side knife plate, and then the driving column in the rear side knife plate is driven by the driving groove in the rear side, so that the rear side knife plate is in the lower position, when the reverse front side knife plate is in the lower position, the driving plate reversely rotates, and the rear side knife plate is in the upper position.

A power unit: is arranged at the upper end of the swivel.

Further, the power unit contains the motor of installing in the swivel upper end, the motor stretches into the output shaft of pressing the incasement telecentric one side and installs the power dish, be equipped with the area post on the power dish, the upper end of the nearly heart one side of front side cutting board is installed and is used for driving its gliding strip from top to bottom, be equipped with the trough of belt on the strip, the area post is located the trough of belt, the output shaft of the nearly heart one side of motor is equipped with rotating assembly. When the motor works, the power disc is rotated, the belt column at the circumference of the power disc can apply force to the belt strip, and the belt strip can reciprocate up and down with the front side knife board under the guidance of the front side knife board.

Further, the rotating assembly comprises a conical tooth ring arranged on the cyclone mechanism, a bevel gear is arranged on an output shaft on one side of the motor near the center, and the conical tooth ring is in meshed connection with the bevel gear. When the motor works, the bevel gear ring is fixed, and the rotating ring can rotate by utilizing the meshing of the bevel gear ring and the bevel gear.

Further, the middle part of swivel rotationally connects on whirlwind mechanism, whirlwind mechanism can produce rotatory ascending wind. The cyclone mechanism generates upward wind to make molybdenum dioxide powder centrifugally roll and form in the conical inner box, and the blades rotating on the cyclone mechanism can crush larger molybdenum dioxide powder.

Further, the lower end of the inner part of the outer box is provided with a drying mechanism, and the drying mechanism can solidify the screened particles. When the drying mechanism works, wind with higher temperature is generated between the inner box and the outer box to dry molybdenum dioxide particles on the sieve ring, meanwhile, negative pressure is generated in the inner box due to higher air flow speed, and the broken large-volume molybdenum dioxide powder can be pressed into the inner box by hot wind under the action of air pressure difference.

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

1. according to the powder granulating device, the two knife plates are utilized to reciprocate up and down, large-particle molybdenum dioxide which does not pass through the sieve ring can be crushed, negative pressure is generated due to the fact that the air flow speed in the inner box is high, hot air generated by the drying mechanism is positive pressure, powder enters the inner box again under the action of air pressure difference, backflow is carried out, and granulating effect is better.

2. This powder granulation device, when two cutting boards reciprocate the during operation from top to bottom, utilize the pressure head of two lower extreme, continuous impact sieve ring makes its vibrations, can improve the efficiency that sieve ring sifted the bulky granule under the quality, has improved the efficiency of screening, has further improved the effect of granulation.

3. This powder granulation device, motor during operation, awl tooth ring are fixed, utilize the meshing of awl tooth ring and bevel gear, make the motor take the swivel to rotate, can realize carrying out comprehensive crushing to the large granule that the circumference was sieved out on the sieve ring, and the effect of screening backward flow is better.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view showing the overall structure of a powder granulating apparatus according to the present utility model;

FIG. 2 is a schematic view showing a front sectional structure of a powder granulating apparatus according to the present utility model;

FIG. 3 is a schematic view of the structure of the powder granulating device of the utility model with the whole inside of the pressing box matched;

FIG. 4 is a schematic view of the fit structure of the knife plate of the powder granulating device;

FIG. 5 is a schematic view of the cooperation of the knife plate and the driving plate of the powder granulating device;

fig. 6 is a schematic diagram showing the configuration of the power disc and belt cooperation of a powder granulating apparatus according to the present utility model.

The reference numerals are explained as follows:

1. an outer case; 2. an inner box; 3. a screen ring; 4. a swivel; 5. pressing a box; 6. a knife board; 7. a poking column; 8. a tray column; 9. a dial; 10. a groove is arranged; 11. a pressure head; 12. a motor; 13. a power disc; 14. a strap; 15. conical toothed ring; 16. bevel gears; 17. a cyclone mechanism; 18. and a drying mechanism.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in 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 the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

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 can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

example 1

As shown in fig. 1 to 6, a powder granulating apparatus includes an outer case 1, a crushing unit for crushing large particles, and a power unit;

outer box 1: an inner box 2 for powder granulation is arranged in the inner box 2, the inner box 2 is cone-shaped, and a cyclone mechanism 17 is arranged in the inner box 2; as shown in fig. 2, when the cyclone mechanism 17 works to generate wind which rotates upwards, the added raw materials can be broken by the blades on the cyclone mechanism, so that the raw materials are better mixed with moisture or resin and the like, and finally, the raw materials roll on the inner wall of the inner box 2 under the centrifugal action to be molded step by step.

Crushing unit: the device comprises a sieve ring 3 arranged at the upper end of an inner box 2, as shown in fig. 2, when molybdenum dioxide powder is formed on the inner wall of the inner box 2, the mass is gradually increased, the molybdenum dioxide powder can be thrown out onto the sieve ring 3 under the action of rotating upward wind, particles with large mass and large volume can be screened out by utilizing the sieve ring 3, the granulating diameter of the molybdenum dioxide powder is ensured to be within a specified range, the upper end of the outer box 1 is rotationally connected with a rotating ring 4, a pressing box 5 is arranged on the rotating ring 4, the front end and the rear end of the inside of the pressing box 5 are both vertically and slidingly connected with a cutter plate 6 for crushing large particles, as shown in fig. 3, when two cutter plates 6 in the pressing box 5 move, the front cutter plate 6 is in an upper position, the rear cutter plate 6 is in a lower position, the front cutter plate 6 reciprocates up and down, molybdenum dioxide particles with large mass and large particles screened out by utilizing the lower ends of the cutter plate 6 can be crushed, the reflux and re-granulating effects of the molybdenum dioxide particles with large mass and large particles screened out by utilizing the sieve ring 3 are more good, a plate groove in the middle of the two cutter plates 6 is provided with a poking 7 for poking the same mass and two cutter plates 7 which are connected with two vertical shafts 7 through two vertical shafts 11, and two shafts 11 are arranged near to a linkage base, and a large material is provided, as shown in the two lower shafts are provided; as shown in fig. 3, when the front and rear blades 6 reciprocate up and down, the screen ring 3 can be continuously impacted by using the pressure heads 11 at the lower ends of the front and rear blades, so that the efficiency of screening large-volume particles under the same quality can be improved, the screening efficiency is improved, and the granulating effect is further improved.

The linkage assembly comprises a disc column 8 which is rotationally connected with the inside of the press box 5 and is horizontal, a driving plate 9 for driving the two driving columns 7 is arranged on the disc column 8, two driving grooves 10 are formed in the driving plate 9, and the two driving columns 7 are correspondingly positioned in the two driving grooves 10. As shown in fig. 5, the driving plate 9 is arranged on the disc column 8 and can rotate, when the front side knife board 6 is in the upper position, the driving plate 9 can rotate by using the driving plate 7 in the front side knife board 6 to stir the driving groove 10 in the front side, and then the driving plate 7 in the rear side knife board 6 is stirred by the driving groove 10 in the rear side, so that the rear side knife board 6 is in the lower position, when the front side knife board 6 is in the lower position, the driving plate 9 reversely rotates, and the rear side knife board 6 is in the upper position, so that the grinding of large-particle molybdenum dioxide can be realized, and the back flow and the granulation are convenient.

A power unit: is mounted on the upper end of the swivel 4.

The power unit comprises a motor 12 arranged at the upper end of the swivel 4, a power disc 13 is arranged on an output shaft of one side of the motor 12 extending into the inner center of the pressing box 5, a belt column is arranged on the power disc 13, a belt strip 14 for driving the front side cutting board 6 to slide up and down is arranged at the upper end of one side of the front side cutting board 6, a belt groove is arranged on the belt strip 14, the belt column is positioned in the belt groove, and a rotating assembly is arranged on the output shaft of one side of the motor 12, which is close to the center. When the motor 12 works, the power disc 13 is rotated, the belt strips 14 can be forced by using the belt columns at the circumference of the power disc 13, and the belt strips 14 can reciprocate up and down with the front side knife plate 6 under the guidance of the front side knife plate 6, so that a power basis is provided for crushing large-particle molybdenum dioxide.

The rotating assembly comprises a bevel gear ring 15 arranged on a cyclone mechanism 17, a bevel gear 16 is arranged on an output shaft on the side close to the center of the motor 12, and the bevel gear ring 15 is in meshed connection with the bevel gear 16. As shown in fig. 2, when the motor 12 works, the conical ring 15 is fixed, and the conical ring 15 is meshed with the bevel gear 16, so that the rotary ring 4 can be rotated, and further, large-particle molybdenum dioxide screened out from the circumference of the screen ring 3 can be comprehensively crushed, and the large-particle molybdenum dioxide is subjected to reflux re-granulation.

The middle part of the swivel 4 is rotatably connected to a cyclone mechanism 17, and the cyclone mechanism 17 can generate wind which rotates upwards. As shown in fig. 2, the cyclone mechanism 17 generates wind which rotates upwards, so that molybdenum dioxide powder can be centrifugally formed in the conical inner box 2 in a rolling manner, and meanwhile, the blades rotating on the cyclone mechanism 17 can crush larger molybdenum dioxide powder.

The lower end of the inner part of the outer box 1 is provided with a drying mechanism 18, and the drying mechanism 18 can solidify the screened particles. As shown in fig. 2, when the drying mechanism 18 works, wind with higher temperature can be generated between the inner box 2 and the outer box 1, molybdenum dioxide particles on the sieve ring 3 can be dried, adhesion after flowing out of the molybdenum dioxide particles is prevented, subsequent processing is affected, meanwhile, negative pressure is generated due to higher air flow speed in the inner box 2, large-volume broken molybdenum dioxide powder can be pressed into the inner box 2 by hot air under the action of air pressure difference, re-reflux granulation is facilitated, and the granulating effect is further improved.

Working principle: as shown in fig. 2, molybdenum dioxide powder to be granulated after being mixed with water or resin is added from a feed inlet at the upper end of a cyclone mechanism 17, the cyclone mechanism 17 is utilized to generate rotary upward wind, so that the molybdenum dioxide powder is subjected to centrifugal action and is formed in a conical inner box 2 in a rolling way, meanwhile, a blade rotating on the cyclone mechanism 17 can crush larger molybdenum dioxide powder, the formed molybdenum dioxide particles are gradually moved upwards in the conical inner box 2 due to the fact that the mass is increased and the required centripetal force is not enough to be close to the center of the cyclone mechanism 17 when the required centripetal force is larger than the centrifugal force, so that the molybdenum dioxide powder flows onto a sieve ring 3, particles with different volumes under the same mass can be screened by utilizing the sieve ring 3, the particles in required standards flow between the inner box 2 and an outer box 1 through the sieve ring 3, and the formed particles are dried by hot wind generated by the operation of a drying mechanism 18, so that the formed particles are prevented from being adhered after flowing out and influencing subsequent processing;

as shown in fig. 5 and 6, when the motor 12 works, the power disc 13 rotates, the belt column at the circumference of the power disc 13 can apply force to the belt strip 14, under the guide of the front side cutter plate 6, the belt strip 14 carries the front side cutter plate 6 to reciprocate up and down, when the front side cutter plate 6 is positioned at the upper position, the front side poking groove 10 can be poked by the poking column 7 in the front side cutter plate 6, the poking plate 9 rotates, the poking column 7 in the rear side cutter plate 6 is poked by the poking groove 10 at the rear side, the rear side cutter plate 6 is positioned at the lower position, when the front side cutter plate 6 is positioned at the lower position, the poking plate 9 reversely rotates, and the rear side cutter plate 6 is positioned at the upper position, as shown in fig. 2, so that the large-particle molybdenum dioxide which does not pass through the sieve ring 3 can be smashed, the smashed molybdenum dioxide powder can be generated by the high air flow speed in the inner box 2, the hot air generated by the drying mechanism 18 can push the smashed large-volume molybdenum powder into the inner box 2 under the action of the air pressure difference, the effect of the air pressure difference can be conveniently and the granulating effect is further improved;

as shown in fig. 3, when the front and rear blades 6 reciprocate up and down, the pressure heads 11 at the lower ends of the front and rear blades can be used for continuously impacting the screen ring 3 to vibrate, so that the efficiency of screening large-volume particles under the same quality can be improved, the screening efficiency is improved, and the granulating effect is further improved;

as shown in fig. 2, when the motor 12 works, the conical ring 15 is fixed, and the conical ring 15 is meshed with the bevel gear 16, so that the rotary ring 4 can rotate, and large-particle molybdenum dioxide screened out from the circumference of the screen ring 3 can be comprehensively crushed, so that the large-particle molybdenum dioxide is subjected to reflux re-granulation, and the screening reflux effect is better.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The powder granulating device is characterized by comprising an outer box (1), a crushing unit for crushing large particles and a power unit;

outer box (1): an inner box (2) for powder granulation is arranged in the inner box (2), the inner part of the inner box (2) is cone-shaped, and a cyclone mechanism (17) is arranged in the inner box (2);

crushing unit: the sieve ring (3) is arranged at the upper end of the inner box (2), the upper end of the outer box (1) is rotationally connected with a swivel (4), a pressing box (5) is arranged on the swivel (4), knife boards (6) for crushing large particles are connected at the front end and the rear end of the inside of the pressing box (5) in an up-down sliding mode, shifting columns (7) for shifting the large particles are arranged in plate grooves in the middle of the two knife boards (6), the two shifting columns (7) are connected through a linkage assembly, vertical pressing heads (11) are arranged on one side, close to the center, of the lower ends of the two knife boards (6), and the lower ends of the pressing heads (11) are made of rubber materials;

a power unit: is arranged at the upper end of the swivel (4).

2. A powder granulation apparatus as claimed in claim 1, wherein: the linkage assembly comprises a disc column (8) which is rotationally connected to the inner level of the pressing box (5), a driving plate (9) for driving the two driving columns (7) is arranged on the disc column (8), two driving grooves (10) are formed in the driving plate (9), and the two driving columns (7) are correspondingly located in the two driving grooves (10).

3. A powder granulation apparatus as claimed in claim 1, wherein: the power unit comprises a motor (12) arranged at the upper end of the swivel (4), a power disc (13) is arranged on an output shaft of one side of the motor (12) which extends into the compression box (5) and is far away from the center, a belt column is arranged on the power disc (13), the upper end of the front side cutting board (6) near the center is provided with a belt strip (14) for driving the front side cutting board to slide up and down, the belt strip (14) is provided with a belt groove, a belt column is positioned in the belt groove, and an output shaft of the motor (12) near the center is provided with a rotating assembly.

4. A powder granulation apparatus as claimed in claim 3, wherein: the rotary assembly comprises a bevel gear ring (15) arranged on a cyclone mechanism (17), a bevel gear (16) is arranged on an output shaft on the side close to the center of the motor (12), and the bevel gear ring (15) is connected with the bevel gear (16) in a meshed mode.

5. A powder granulation apparatus as claimed in claim 1, wherein: the middle part of the swivel (4) is rotatably connected to a cyclone mechanism (17), and the cyclone mechanism (17) can generate wind which rotates upwards.

6. A powder granulation apparatus as claimed in claim 1, wherein: the inside lower extreme of outer case (1) is equipped with stoving mechanism (18), stoving mechanism (18) can solidify the granule that sieves out.