CN210385983U

CN210385983U - Reducing mechanism is used in granule production

Info

Publication number: CN210385983U
Application number: CN201920732105.4U
Authority: CN
Inventors: 马在军
Original assignee: Xinhe Aid Pharmaceutical Ltd By Share Ltd
Current assignee: Xinhe Aid Pharmaceutical Ltd By Share Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-04-24
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a crushing device for producing granules, which belongs to the technical field of granule production equipment and aims to solve the technical problem that the existing crusher has poor crushing effect on raw materials, and comprises a shell, and a pre-crushing mechanism, a circulating crushing mechanism and a grinding mechanism which are arranged in the shell, wherein the pre-crushing mechanism comprises a first crushing roller and a second crushing roller which are arranged in parallel; the circulating crushing mechanism comprises a crushing barrel, a crushing shaft, a lifting barrel and a screen bucket, the crushing barrel, the lifting barrel and the crushing shaft are coaxially arranged in the shell, the crushing shaft is provided with a spiral material lifting blade, a movable crushing knife and a static crushing knife are arranged between the lifting barrel and the crushing barrel, and the screen bucket is arranged below the crushing barrel; the grinding mechanism comprises a static grinding body and a dynamic grinding body, the static grinding body is fixedly arranged below the screen bucket, and the dynamic grinding body is arranged in a grinding cavity at the top of the static grinding body. The utility model discloses a multistage kibbling mode can effectively improve the crushing efficiency of raw materials, and smash the rear stock particle diameter comparatively even.

Description

Reducing mechanism is used in granule production

Technical Field

The utility model relates to a granule production facility technical field, concretely relates to reducing mechanism is used in granule production.

Background

The granule is a dry granular preparation with certain granularity prepared by mixing medicine powder and proper auxiliary materials, and the granule process comprises the following steps: pulverizing raw materials, sieving, mixing with adjuvants, granulating, drying, grading, and packaging.

In the raw material crushing step, equipment commonly used is the rubbing crusher, and current rubbing crusher is to the crushing process of material: injecting the raw materials into the crushing cavity, driving the crushing knife or the crushing hammer to repeatedly crush the raw materials in the crushing cavity through the crushing shaft until the raw materials meet the particle size requirement, and then discharging the raw materials through the discharge port. After long-term production time, the following problems generally exist in the existing pulverizer: 1. the raw materials meeting the requirements cannot be separated from the raw materials not meeting the requirements in time in the crushing process, so that the powdery materials are excessively crushed, the energy consumption is increased, and meanwhile, the crushing of the materials which do not meet the requirements is influenced; 2. when the material is crushed by using the crushing knife or the crushing hammer alone, the grade of micro powder is difficult to achieve; 3. the feeding hole is arranged at one side, and a conical hopper is used for feeding, so that the phenomenon that raw materials are blocked in the hopper is easily caused; 4. scrap iron may be mixed in the raw material process, and the scrap iron may influence the service life of the crushing knife or the crushing hammer.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a reducing mechanism is used in granule production to solve current rubbing crusher and smash the not good technical problem of effect to the raw materials.

The utility model discloses the technical scheme who adopts does:

the crushing device for producing the granules comprises a shell, wherein a pre-crushing mechanism, a circulating crushing mechanism and a grinding mechanism are sequentially arranged in the shell from top to bottom, and the pre-crushing mechanism comprises a first crushing roller, a second crushing roller and a material guide plate which is fixedly arranged on the inner side of the shell; the circulating crushing mechanism comprises a crushing barrel, a crushing shaft and a screen bucket, the crushing barrel is arranged in the shell, two ends of the crushing barrel are fixedly connected with the shell respectively, the crushing shaft is coaxially arranged in the crushing barrel, a lifting barrel is coaxially arranged outside the crushing shaft, a spiral lifting blade is arranged between the crushing shaft and the lifting barrel, a movable crushing knife is arranged on the outer wall of the lifting barrel, a static crushing knife is arranged on the inner wall of the crushing barrel, the movable crushing knife and the static crushing knife are arranged in a crossed mode, the large end of the screen bucket is fixedly arranged below the crushing barrel at the upper part, a material collecting plate is arranged at the center of the bottom of the screen bucket, and the bottom end of the crushing shaft penetrates through the material collecting plate and is in transmission connection with a first driving motor fixedly arranged in; grind mechanism includes the quiet rinding body and moves the rinding body, the quiet rinding body is fixed to be set up in screen cloth fill below, and the top of quiet rinding body is equipped with the hemisphere and grinds the chamber, the bottom is equipped with the bin outlet that is linked together with grinding the chamber, move the rinding body and set up in grinding the intracavity, and move the rinding body top and pass through the axis of rotation and be connected with the fixed second driving motor transmission that sets up in the casing.

Preferably, the top end of the crushing shaft is provided with a conical distribution disc.

Preferably, a sealed heating and drying cavity is arranged between the crushing cylinder and the shell.

Preferably, a plurality of grinding bulges are arranged on the surface of the movable grinding body opposite to the static grinding body.

Preferably, the top of the shell is provided with a top cover, one side of the shell is fixedly provided with a hydraulic cylinder, the other end of the hydraulic cylinder is fixedly connected with the top cover, the top of the shell is slidably connected with a horizontal conveying belt, and the lower surface of the top cover is provided with a magnet.

Compared with the prior art, the utility model has the advantages that:

1. the utility model adopts a grading crushing mode, can effectively crush various raw materials to a target particle size, and simultaneously, the raw materials which are preliminarily crushed by the pre-crushing mechanism are also beneficial to the grabbing and crushing of the circulating crushing mechanism; the spiral material lifting blades are driven to rotate by the crushing shaft in the circulating crushing mechanism, so that the raw materials which do not meet the crushing requirement at the bottom of the circulating crushing mechanism are driven to ascend to the top of the circulating crushing mechanism for secondary crushing, and the crushing efficiency is improved; the raw materials meeting the crushing requirement fall to a grinding mechanism through a screen bucket for grinding so as to distinguish different materials and continuously crush the materials.

2. The utility model is provided with a heating and drying cavity outside the circulating crushing mechanism, which is used for drying the raw materials in the circulating crushing process; the toper distributing disk that crushing roller top set up can be with the comparatively even dispersion of the material after preliminary smashing to crushing barrel top everywhere, has further improved crushing efficiency.

3. The utility model discloses be equipped with horizontal conveyor and over-and-under type top cap at the top of casing, the magnet that sets up on the top cap can come out the iron fillings absorption in the raw materials, has reduced the influence of iron fillings to crushing effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

the grinding device comprises a shell 1, a top cover 2, a hydraulic cylinder 3, a horizontal conveying belt 4, a magnet 5, a first grinding roller 6, a second grinding roller 7, a material guide plate 8, a grinding cylinder 9, a grinding shaft 10, a conical cloth disc 11, a screen hopper 12, a connecting disc 13, a heating and drying cavity 14, a lifting cylinder 15, a spiral lifting blade 16, a movable grinding blade 17, a static grinding blade 18, a material collecting plate 19, a first driving motor 20, a static grinding body 21, a movable grinding body 22, a grinding cavity 23, a discharge hole 24, a grinding bulge 25, a rotating shaft 26, a second driving motor 27 and a supporting frame 28.

Detailed Description

The following embodiments are merely intended to illustrate the present invention in detail, and should not be construed as limiting the scope of the present invention in any way, and all the components, structures, mechanisms or sensors of the unit modules mentioned in the following embodiments are conventional and commercially available products unless otherwise specified.

Example (b): as shown in fig. 1, a reducing mechanism is used in granule production, including casing 1, casing 1 top is equipped with top cap 2, and casing 1's the fixed pneumatic cylinder 3 that is equipped with in left side, this pneumatic cylinder 3's the other end and top cap 2 fixed connection realize the lift of top cap 2 through pneumatic cylinder 3, and casing 1 top right side sliding connection has horizontal conveyer belt 4, is equipped with magnet 5 on the lower surface of top cap 2.

The utility model discloses a grinding device, including casing 1, the casing is equipped with in proper order by last crushing mechanism, circulation rubbing crusher and grinding mechanism from top to bottom in the casing 1, and crushing mechanism includes first crushing roller 6, second crushing roller 7 and stock guide 8 in advance, and first crushing roller 6 and second crushing roller 7 set up side by side in the inboard top of casing 1, and stock guide 8 is fixed to be set up in the both sides of first crushing roller 6 and second crushing roller 7.

The circulating crushing mechanism comprises a crushing barrel 9, a crushing shaft 10, a conical cloth disc 11 and a screen bucket 12, the crushing barrel 9 is arranged in the shell 1, two ends of the crushing barrel 9 are fixedly connected with the shell 1 through connecting discs 13 respectively, so that a sealed heating and drying cavity 14 is formed between the crushing barrel 9 and the shell 1, and the crushing barrel 9 is made of a material with good heat conductivity and used for drying raw materials in the circulating crushing mechanism; the crushing shaft 10 is coaxially arranged in the crushing barrel 9, the lifting barrel 15 is coaxially arranged outside the crushing shaft 10, a spiral material lifting blade 16 is arranged between the crushing shaft 10 and the lifting barrel 15, the outer wall of the lifting barrel 15 is provided with a movable crushing knife 17, the inner wall of the crushing barrel 9 is provided with a static crushing knife 18, and the movable crushing knife 17 and the static crushing knife 18 are arranged in a crossed manner; the toper distributing tray 11 is fixed to be set up in the top of crushing

shaft

10, and 12 main aspects of screen hopper are fixed to be set up in the crushing barrel 9 below last, and 12 bottom central points of screen hopper put and are equipped with album flitch 19, and crushing shaft 10 bottom run through behind the album flitch 19 with fixed the first driving motor 20 transmission that sets up in casing 1 and be connected.

Grinding mechanism includes quiet rinding body 21 and moves rinding body 22, quiet rinding body 21 is fixed to be set up in screen hopper 12 below, and the top of quiet rinding body 21 is equipped with hemisphere grinding chamber 23, the bottom is equipped with the relief hole 24 that is linked together with grinding chamber 23, move rinding body 22 and set up in grinding chamber 23, and move rinding body 22 and be equipped with a plurality of grinding arch 25 on the relative face of quiet rinding body 21, move rinding body 22 top and pass through axis of rotation 26 and the transmission of the second driving motor 27 that sets up in casing 1 and be connected.

In this embodiment, the first driving motor 20 and the second driving motor 27 are fixedly disposed inside the housing 1 via a supporting frame 28.

The operation and use method of the crushing device comprises the following steps:

before the crushing operation is performed, the hydraulic cylinder 3 is started to lift the top cover 2, and then the horizontal conveyor belt 4 slides out a part of the top of the housing 1 to the right, so that the raw material is put on the horizontal conveyor belt 4. The raw material at the right end of the horizontal conveying belt 4 moves leftwards until falling into the shell 1, and in the process of forward conveying of the raw material, the iron filings in the raw material are adsorbed by the magnet 5 on the lower surface of the top cover 2, so that the influence of the iron filings is reduced; the raw materials entering the inside of the shell 1 fall to the conical cloth disc 11 after being primarily crushed by the first crushing roller 6 and the second crushing roller 7, because the conical cloth disc 11 is connected with the crushing shaft 10, the raw materials are uniformly dispersed at the top of the crushing barrel 9 by the rotary conical cloth disc 11, the raw materials entering the crushing barrel 9 are secondarily crushed under the action of the movable crushing knife 17 and the static crushing knife 18 to reach the target particle size, meanwhile, the heating and drying cavity 14 between the crushing barrel 9 and the shell 1 dries the raw materials in the crushing barrel 9, the raw materials after secondary crushing fall to the bottom of the crushing barrel 9, the raw materials reaching the target particle size fall through the screen bucket 12, the raw materials which do not reach the target particle size rise to the top of the crushing barrel 9 under the action of the spiral lifting blade 16 to be circularly crushed until all the materials reach the particle size requirement. The raw material falling into the grinding chamber 23 through the mesh hopper 12 is crushed again by the movable grinding bodies 22 and the static grinding bodies 21 and discharged from the discharge hole 24.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a reducing mechanism is used in granule production, includes the casing, its characterized in that: a pre-crushing mechanism, a circulating crushing mechanism and a grinding mechanism are sequentially arranged in the shell from top to bottom, wherein the pre-crushing mechanism comprises a first crushing roller, a second crushing roller and a material guide plate which is fixedly arranged on the inner side of the shell, which are arranged in parallel; the circulating crushing mechanism comprises a crushing barrel, a crushing shaft and a screen bucket, the crushing barrel is arranged in the shell, two ends of the crushing barrel are fixedly connected with the shell respectively, the crushing shaft is coaxially arranged in the crushing barrel, a lifting barrel is coaxially arranged outside the crushing shaft, a spiral lifting blade is arranged between the crushing shaft and the lifting barrel, a movable crushing knife is arranged on the outer wall of the lifting barrel, a static crushing knife is arranged on the inner wall of the crushing barrel, the movable crushing knife and the static crushing knife are arranged in a crossed mode, the large end of the screen bucket is fixedly arranged below the crushing barrel at the upper part, a material collecting plate is arranged at the center of the bottom of the screen bucket, and the bottom end of the crushing shaft penetrates through the material collecting plate and is in transmission connection with a first driving motor fixedly arranged in; grind mechanism includes the quiet rinding body and moves the rinding body, the quiet rinding body is fixed to be set up in screen cloth fill below, and the top of quiet rinding body is equipped with the hemisphere and grinds the chamber, the bottom is equipped with the bin outlet that is linked together with grinding the chamber, move the rinding body and set up in grinding the intracavity, and move the rinding body top and pass through the axis of rotation and be connected with the fixed second driving motor transmission that sets up in the casing.

2. The crushing device for producing granules according to claim 1, wherein: the top of crushing axle is equipped with the toper cloth dish.

3. The crushing device for producing granules according to claim 1, wherein: and a sealed heating and drying cavity is arranged between the crushing barrel and the shell.

4. The crushing device for producing granules according to claim 1, wherein: and a plurality of grinding bulges are arranged on the surface of the movable grinding body opposite to the static grinding body.

5. The crushing device for producing granules according to claim 1, wherein: the casing top is equipped with the top cap, the fixed pneumatic cylinder that is equipped with in one side of casing, the other end and the top cap fixed connection of pneumatic cylinder, casing top sliding connection has horizontal transport belt, be equipped with magnet on the lower surface of top cap.