CN219024463U - Crushing device - Google Patents

Abstract

The utility model discloses a crushing device, which comprises a frame, a pair of roller assemblies rotatably arranged on the frame, a pair of roller assemblies and a pair of roller assemblies, wherein the pair of roller assemblies are used for crushing materials; the scraping unit is arranged on the frame and is parallel to the pair roller assembly and used for scraping materials adhered to the pair roller assembly; the roller pressing surface of the pair of roller assemblies is provided with protrusions, the scraping surface of the scraping unit is provided with grooves, and the grooves and the protrusions are arranged in one-to-one correspondence in the axial direction. The utility model can prevent the material from being stuck on the counter roller assembly for a long time to cause feeding blockage while ensuring the material crushing effect, does not need manual operation, saves time and labor, and has the characteristics of simple structure and low cost.

Description

Crushing device

Technical Field

The utility model relates to the technical field of machining, in particular to a crushing device.

Background

Hard candy is widely used in the pharmaceutical industry and the food industry, and the simple sugar manufacturing process is as follows: decocting sugar, adding auxiliary materials and flavoring agents, removing water vapor in vacuum, cooling, bracing, stamping and forming, further cooling and packaging. In the actual production process, a small amount of semi-finished products or secondary sugar needs to be reworked, and the precondition of reworking needs to heat and melt the hardened sugar again to form massecuite, and two modes of melting and adding are generally adopted: the whole sugar block is added or crushed and then added, and the two have advantages and disadvantages. The whole sugar block is added without adding any equipment, and the sugar block is added manually, so that the sugar melting efficiency is low and uneven, and secondary reworking is easy to cause; the method has the advantages that the sugar melting efficiency is high, the sugar melting is uniform, more secondary sugar can be added in the same time, the novel crushing equipment is needed, the investment of the production cost is improved, and the method is more beneficial than the method of adding the sugar into the crushed materials in a total comparison mode.

At present, a conventional manner is to adopt a pulverizer with a pulverizing function, and the pulverizer is not like conventional powder pulverizing, the pulverizing of sugar blocks has a granularity requirement, a certain granularity is required to be pulverized, when the pulverizer is usually selected, special requirements on the number of screen meshes and the rotating speed are required, and the screen mesh die is required to be replaced.

The present utility model has been made in view of this.

Disclosure of Invention

The utility model aims to solve the technical problems of overcoming the defects in the prior art, and provides a crushing device, wherein the bulges are arranged on the rolling surfaces of a pair of roller assemblies, so that the crushing degree of materials is enhanced by the bulges, and meanwhile, the bulges can play a role in pushing the materials to move so as to prevent the materials from accumulating; through set up the recess with protruding one-to-one on scraping the unit, when protruding rotates along with the pair of roller assembly, protruding can pass through from the recess, does not influence the pair of roller assembly and rotate to and scrape under the normal work's of unit condition, can satisfy crushing requirement, can guarantee again and strike off the effect, and need not manual operation, labour saving and time saving.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: a comminution device comprising:

a frame;

the double-roller assembly is rotatably arranged on the frame, at least one group of crushing units are arranged on the rolling surface of the double-roller assembly, each group of crushing units comprises a plurality of bulges, and the bulges are distributed along the axial direction of the double-roller assembly and are used for crushing materials;

the scraping unit is arranged on the frame and is parallel to the pair roller assembly, grooves are formed in the scraping surface of the scraping unit, the grooves are distributed along the axial direction of the scraping unit and are in one-to-one correspondence with the positions of the protrusions in the axial direction.

In the above scheme, the shape of the protrusion and the shape of the groove are adapted, the protrusion can be triangular cone-shaped or cylindrical, preferably, the protrusion is hemispherical, and the groove is semicircular correspondingly.

Preferably, the scraping unit is a scraping plate.

Further, a plurality of groups of crushing units are arranged on the rolling surface of the pair roller assembly, and each group of crushing units are distributed on the pair roller assembly along the circumferential direction.

Further, a gap is formed between the rolling surface of the pair of roller assemblies and the scraping surface of the scraping unit.

In the above scheme, be equipped with the clearance between the roll-in face of pair roller assembly and the striking off face of striking off the unit, contact takes place with striking off the unit when in order to prevent to the pair roller assembly rotation, influence the normal rotation to the roller assembly, simultaneously, prevent that both from colliding and excessively rubbing from causing the part to damage.

It should be noted that this gap is small.

Further, the rolling surface of the pair of roller assemblies is arranged in a rough manner.

Preferably, the rolling surface of the pair of roller assemblies is embossed.

In the scheme, the rolling surface of the counter roller assembly is set to be a rough surface, so that the material is mainly prevented from sliding off, when the rolling surface is in a rough state, the friction force between the material and the surface of the counter roller assembly can be further increased, when the counter roller assembly rotates, the material can rotate along with the counter roller assembly and act together with the protrusions, the material is further prevented from accumulating, the smashing speed is increased, and the smashing efficiency is improved.

The roll surface of the roll assembly is preferably embossed, which improves both the roughness and the overall aesthetics of the apparatus.

Further, the pair of roller assemblies includes:

a first press roller;

the second press roll is arranged in parallel with the first press roll;

and a space is reserved between the first press roller and the second press roller.

Further, the device also comprises a spacing adjusting mechanism which is arranged on the frame and is respectively connected with the first press roller and the second press roller for adjusting the spacing between the first press roller and the second press roller.

In the scheme, according to the process requirement, the distance between the first compression roller and the second compression roller is adjusted through the distance adjusting mechanism, so that the crushing degree of the materials is adjusted, and different crushing requirements are met.

Further, the device also comprises a material conveying unit which is arranged below the pair roller assembly and the scraping unit and is used for conveying crushed materials.

Preferably, the material conveying unit is obliquely arranged and is used for conveying the crushed materials to the next processing equipment.

Further, the device also comprises a driving device which is connected with the pair roller assembly and used for adjusting the rotating speed of the pair roller assembly.

Preferably, the driving device is a variable-frequency gear motor.

Further, the method further comprises the following steps:

the hopper is arranged on the frame and is positioned above the pair of roller assemblies and used for feeding;

and the feeding regulator is arranged on the hopper and used for regulating the feeding speed.

In the above scheme, the material is an article with certain hardness and friability, also can be a certain moisture absorption or adhesion, and the material in the application is preferably sugar.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects:

the utility model provides a crushing device, which is used for crushing materials by rotating a pair roller assembly, and scraping the materials possibly adhered to the surface of the pair roller assembly by using a scraping unit, so that the materials are prevented from being blocked due to long-time adhesion, even equipment cannot work normally, the crushing effect of the materials is guaranteed, manual operation is not needed, and time and labor are saved.

Through set up the arch on the roll-in face of pair roller assembly, utilize protruding reinforcing to the crushing degree of material, protruding can play the effect that promotes the material and remove simultaneously, prevent that the material from piling up.

Through setting the roll-in face of pair roller assembly to the roughness face, mainly in order to prevent the material landing, when the roll-in face is the roughness state, can further increase the frictional force on material and pair roller assembly surface, when pair roller assembly rotates, the material can rotate along with together, with protruding combined action, further prevent that the material from piling up, be favorable to accelerating crushing speed, improve crushing efficiency.

Through set up the recess with protruding one-to-one on striking off the unit, when protruding rotates along with the pair of roller subassembly, protruding can pass through from the recess, does not influence the pair of roller subassembly and rotate to and strike off the normal operating condition of unit, can satisfy crushing requirement, can satisfy again and strike off the requirement.

According to the process requirement, the distance between the first press roller and the second press roller is adjusted through the distance adjusting mechanism, so that the crushing degree of the materials is adjusted, and different crushing requirements are met.

The crushing device provided by the utility model is convenient for on-site process flow optimization supplementing equipment, and has the characteristics of simple structure, continuous production, convenience for cleaning and low cost.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model, without limitation to the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:

FIG. 1 is a side elevational view of the pulverizing apparatus of the present utility model;

FIG. 2 is a front view of the structure of the pulverizing apparatus of the present utility model;

FIG. 3 is a side view of the structure of the twin roll assembly of the present utility model;

fig. 4 is a front view of the structure in which the counter roller assembly is engaged with the scraping unit in the present utility model.

In the figure: 1. a frame; 2. a pair roller assembly; 21. a first press roller; 22. a second press roller; 3. a spacing adjustment mechanism; 4. a pulverizing unit; 41. a protrusion; 5. a scraping unit; 51. a groove; 6. a hopper; 61. a feed regulator; 7. a material conveying unit; 8. a driving device.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and the like are to be construed broadly, and may be, for example, detachably connected, mechanically connected, or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 4, the present utility model provides a crushing device, which comprises a frame 1, a hopper 6, a pair of roller assemblies 2, a spacing adjusting mechanism 3, a crushing unit 4, a material conveying unit 7 and a driving device 8, wherein a feeding regulator 61 is arranged on the hopper 6, the pair of roller assemblies 2 comprise a first press roller 21 and a second press roller 22, and the crushing unit 4 comprises a plurality of protrusions 41.

As an embodiment, the present utility model provides a pulverizing apparatus, as shown in fig. 1 and 2, which includes a frame 1.

The machine frame 1 is provided with a rotatable pair roller assembly 2 for crushing sugar blocks.

As shown in fig. 1, 2 and 3, the pair roller assembly 2 includes a first press roller 21 and a second press roller 22 that are disposed in parallel, a group of pulverizing units 4 are disposed on the rolling surfaces of the first press roller 21 and the second press roller 22, each group of pulverizing units 4 includes a plurality of protrusions 41, the protrusions 41 are distributed along the axial direction of the first press roller 21 and the second press roller 22, the degree of pulverizing the sugar is enhanced by the protrusions 41, and meanwhile, the protrusions 41 can play a role of pushing the sugar to move, so that the sugar is prevented from piling up.

The first press roller 21 and the second press roller 22 have a space therebetween.

The device also comprises a spacing adjusting mechanism 3 which is arranged on the frame 1 and is respectively connected with the first press roller 21 and the second press roller 22 and used for adjusting the spacing between the first press roller 21 and the second press roller 22.

In this embodiment, the interval between the first press roller 21 and the second press roller 22 can be adjusted by the interval adjusting mechanism 3 according to the process requirement, so as to adjust the crushing degree of the sugar block, so that the sugar block meets different crushing requirements.

As shown in fig. 4, the frame 1 is provided with a scraping unit 5, which is parallel to the pair roller assembly 2, and is used for scraping sugar particles adhered to the pair roller assembly 2, so that the long-time adhesion is prevented from causing blockage, even the equipment cannot work normally, the crushing effect of sugar blocks is guaranteed, manual operation is not needed, and time and labor are saved.

Preferably, the scraping unit 5 is a scraping plate.

The scraping surface of the scraping unit 5 is provided with grooves 51, the grooves 51 are distributed along the axial direction of the scraping unit 5, the grooves 51 and the protrusions 41 are arranged in one-to-one correspondence in the axial direction, when the protrusions 41 rotate along with the paired roller assemblies 2, the protrusions 41 can pass through the grooves 51, and the crushing requirements and the scraping requirements can be met under the conditions that the paired roller assemblies 2 are not influenced and the scraping unit 5 works normally.

Preferably, the protrusion 41 has a hemispherical shape, and the recess 51 has a semicircular shape.

The rough setting of roll-in face of pair roller assembly 2, the roll-in face of preferably pair roller assembly 2 is through embossing treatment, through setting the roll-in face of pair roller assembly 2 to rough surface, mainly in order to prevent the comparatively smooth sugar piece landing in surface, when the roll-in face is rough state, can further increase the sugar piece with the frictional force on pair roller assembly 2 surface, when pair roller assembly 2 rotates, the sugar piece can be along with rotating together, with protruding 41 combined action, further prevent to pile up, be favorable to accelerating crushing speed, improve crushing efficiency.

A gap is formed between the rolling surface of the pair of roller assemblies 2 and the scraping surface of the scraping unit 5, so as to prevent the pair of roller assemblies 2 from contacting the scraping unit 5 when rotating, and influence the normal rotation of the pair of roller assemblies 2, and simultaneously, prevent the collision and excessive friction of the pair of roller assemblies 2 from causing component damage; it should be noted that this gap is small.

As shown in fig. 1, the device further comprises a conveying unit 7, wherein the conveying unit 7 is a conveying belt obliquely arranged, and is arranged below the pair roller assembly 2 and the scraping unit 5 and used for conveying crushed sugar particles to the next processing equipment.

And the driving device 8 is connected with the pair roller assembly 2 and is used for adjusting the rotating speed of the pair roller assembly 2, and the driving device 8 is preferably a variable-frequency gear motor.

The device also comprises a hopper 6 arranged on the frame 1, wherein the hopper 6 is positioned above the pair of roller assemblies 2 and is used for feeding.

As shown in fig. 2, a feed regulator 61 is provided on the hopper 6 for regulating the feed rate.

The particle size of the crushed sugar particles is 1 mm-5 mm, preferably 3mm.

In this embodiment, the interval between the two press rolls is adjusted to change the particle size of the sugar particles, so that the sugar blocks in the application do not need to be crushed into powder, but only need to be crushed into sugar particles, and the particle size of the sugar particles is limited because the powder is easy to agglomerate when the particle size of the sugar particles is too small to become powder, thereby being unfavorable for melting and recycling, and possibly increasing the probability of producing secondary sugar; and the sugar particles with larger size have slow melting speed, so that the production efficiency is reduced, and the particle size of the crushed sugar particles needs to be controlled to improve the production efficiency.

The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present utility model without departing from the scope of the utility model.

Claims (10)

1. A comminution device, comprising:

a frame (1);

the double-roller assembly (2) is rotatably arranged on the frame (1), at least one group of crushing units (4) are arranged on the rolling surface of the double-roller assembly (2), each group of crushing units (4) comprises a plurality of bulges (41), and the bulges (41) are distributed along the axial direction of the double-roller assembly (2) and are used for crushing materials;

the scraping units (5) are arranged on the frame (1) and are arranged in parallel with the pair roller assemblies (2), grooves (51) are formed in the scraping surfaces of the scraping units (5), the grooves (51) are distributed along the axial direction of the scraping units (5), and the positions of the protrusions (41) in the axial direction are arranged in one-to-one correspondence.

2. A crushing device according to claim 1, characterized in that the roll surfaces of the counter roll assembly (2) are provided with a plurality of groups of crushing units (4), each group of crushing units (4) being circumferentially distributed on the counter roll assembly.

3. A crushing device according to claim 2, characterized in that the roller surfaces of the counter roller assembly (2) and the scraping surfaces of the scraping unit (5) have a gap therebetween.

4. A crushing device according to claim 3, characterized in that the roll surfaces of the counter roll assembly (2) are provided coarsely.

5. A crushing device according to claim 4, characterized in that the roll surfaces of the counter roll assembly (2) are embossed.

6. A crushing device according to claim 1, wherein the pair of roller assemblies (2) comprises:

a first press roller (21);

a second press roller (22) arranged in parallel with the first press roller (21);

a space is arranged between the first compression roller (21) and the second compression roller (22).

7. A crushing device according to claim 6, further comprising a spacing adjustment mechanism (3) provided on the frame (1) and connected to the first press roller (21) and the second press roller (22), respectively, for adjusting the spacing between the first press roller (21) and the second press roller (22).

8. A comminution device according to any of claims 1-7, further comprising a feed unit (7) arranged below the pair of roller assemblies (2) and the scraping unit (5) for feeding comminuted material.

9. A crushing device according to any one of claims 1-7, further comprising drive means (8) connected to the counter roller assembly (2) for adjusting the rotational speed of the counter roller assembly (2).

10. A comminution device as claimed in any one of claims 1 to 7, further comprising:

the hopper (6) is arranged on the frame (1) and is positioned above the pair of roller assemblies (2) for feeding;

and the feeding regulator (61) is arranged on the hopper (6) and is used for regulating the feeding speed.

Images