CN215197309U

CN215197309U - Inclined belt type horizontal barrel roller grinding device

Info

Publication number: CN215197309U
Application number: CN202120601792.3U
Authority: CN
Inventors: 王旭; 夏晓鸥; 陈帮; 刘方明; 张峰; 王晓波
Original assignee: Beijing Kaite Crusher Co ltd; BGRIMM Technology Group Co Ltd
Current assignee: Beijing Kaite Crusher Co ltd; BGRIMM Technology Group Co Ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-12-17
Anticipated expiration: 2031-03-24

Abstract

The utility model provides an inclined belt type horizontal barrel roller grinding device, which comprises a barrel roller and a roller belt component which are driven by a driving mechanism, wherein the barrel roller is provided with a feed inlet and a discharge outlet, and the roller belt component is positioned inside the barrel roller; the rotating direction and the rotating speed of the barrel roller and the roller belt assembly are consistent, and an included angle exists between the central axis of the barrel roller and the central axis of the roller belt assembly. The roller belt component is matched with the barrel roller to form the barrel roller grinding device, so that the barrel roller and the roller belt component keep the relative uniform rotation in the same direction, the speed component of crushed material particles along the surface sliding direction of the barrel roller and the roller belt component is reduced, and the abrasion period of the roller belt component is effectively prolonged; and the cylinder roller and the roller belt assembly are inclined, so that the extrusion area can be increased, the materials are in large-area contact with the roller belt assembly and the cylinder roller, the grinding treatment capacity is large, the grinding time is long, and the grinding efficiency is improved.

Description

Inclined belt type horizontal barrel roller grinding device

Technical Field

The utility model relates to a comminuted technical field especially relates to a horizontal barrel-roll grinding device of slope belt.

Background

A roller mill is a grinding apparatus for crushing material by using pressure between two or more rolling surfaces or rolling grinding bodies (balls, rollers) and a rail (plane, ball, disc). The roller mill has various structures and can be divided into a vertical roller mill, a horizontal cylinder roller mill, a high-pressure roller mill, a Raymond mill, a column mill and the like.

When the horizontal barrel roller mill works, materials are fed from the feeding end, the rolling platform in the barrel roller mill is a driving part, the rollers are driven parts, the rollers and the materials are occluded to feed materials under the friction action, and the friction action between the materials and the rollers is strong, so that the abrasion degree of the roller surface is increased.

Therefore, when materials with high hardness and strong abrasive performance are treated, the requirements on the roller surface material of the mill and the heat treatment process of the roller surface material are high, and the processing difficulty is high; in addition, in order to increase the treatment capacity and the crushing ratio of a single mill, a plurality of groups of rollers are generally arranged in parallel to form a multi-stage crushing configuration; although the structure can improve the grinding processing capacity, the structure is complex and the overhaul and maintenance are inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a horizontal barrel-roller grinding device of slope belt, simple structure, material handling capacity is big, smashes for a long time, and the grinding is efficient. The defect that the structure is complex and the overhauling and maintenance are inconvenient in the prior art is overcome.

The utility model provides an inclined belt type horizontal barrel roller grinding device, which comprises a barrel roller and a roller belt component which are driven by a driving mechanism, wherein the barrel roller is provided with a feed inlet and a discharge outlet, and the roller belt component is positioned inside the barrel roller;

the roller and the roller belt assembly have the same rotating direction and rotating speed, and an included angle is formed between the central axis of the roller and the central axis of the roller belt assembly.

According to the inclined belt type horizontal barrel roller grinding device provided by the utility model, the roller belt component comprises a grinding belt, a roller belt driving part and a positioning and pressurizing part;

the positioning and pressurizing part is used for fixing the roller belt driving part, and the grinding belt is in transmission connection with the roller belt driving part.

According to the inclined belt type horizontal barrel roller grinding device provided by the utility model, the roller belt driving part comprises a driving roller and a driven roller;

the driving roller and the driven roller are in transmission connection with the grinding belt respectively.

According to the inclined belt type horizontal barrel roller grinding device provided by the utility model, the roller belt driving part also comprises a limiting roller and a guide rail;

the limiting rollers are distributed between the driving roller and the driven roller and are connected through the guide rails, and the guide rails are installed at two ends of the driving roller and the driven roller.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, spacing roller with the transmission is connected between the guide rail.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, the shape of guide rail is circular-arc.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, location pressurized part is including fixing respectively the drive roll with the drive roll positioning spring and the driven voller positioning spring at driven voller both ends.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, drive roll positioning spring's spring rate is greater than driven voller positioning spring's spring rate.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, drive roll positioning spring with driven voller positioning spring all fixes on mounting platform, mounting platform is fixed in on the foundation support.

According to the utility model provides a horizontal barrel-roller grinding device of slope belt, actuating mechanism is gear motor.

The utility model provides a horizontal barrel roll grinding device of slope belt formula, form the barrel roll grinding device through roller belt subassembly cooperation barrel roll, make barrel roll and roller belt subassembly keep the relative uniform velocity rotation of the same direction to reduce the broken material granule along the barrel roll and the roller belt subassembly surface speed component of sliding direction, thereby can effectively prolong the wearing and tearing cycle of roller belt subassembly; in addition, an included angle exists between the central axis of the barrel roller and the central axis of the roller belt assembly, in other words, the barrel roller and the roller belt assembly are inclined, so that the extrusion area can be increased, the materials are in large-area contact with the roller belt assembly and the barrel roller, the material treatment capacity is increased, the crushing time is prolonged, and the grinding efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of an inclined belt type horizontal barrel roller grinding device provided by the utility model;

fig. 2 is a front view of the inclined belt type horizontal barrel roller grinding device provided by the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic view of a partial structure of the inclined belt type horizontal barrel roller grinding device provided by the present invention;

fig. 5 is a schematic angle diagram of the inclined belt type horizontal barrel roller grinding device provided by the utility model;

fig. 6 is an oblique schematic view of the oblique belt type horizontal barrel roller grinding device provided by the present invention;

reference numerals:

1: a barrel roll; 11: a feed inlet; 12: a discharge port;

2: a roller belt assembly; 21: grinding the belt; 22: a roller belt drive member;

221: a drive roll; 222: a driven roller; 223: a limiting roller;

224: a guide rail; 23: positioning the pressing member; 231: a drive roll positioning spring;

232: a driven roller positioning spring; 3: mounting a platform; 4: a base support.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Embodiments of the present invention will be described below with reference to fig. 1 to 6. It is to be understood that the following description is only exemplary of the present invention and is not intended to constitute any limitation on the present invention.

As an embodiment of the utility model, the utility model provides a horizontal barrel-roller grinding device of slope belt. The inclined belt type horizontal barrel roller grinding device comprises a barrel roller 1 and a roller belt assembly 2 which are driven by a driving mechanism. Specifically, the roller belt assembly 2 is located inside the roller 1, and a feed opening 11 and a discharge opening 12 are arranged on the roller 1.

Wherein, the rotation direction and the rotation speed of the barrel roller 1 and the roller belt assembly 2 are consistent, and an included angle exists between the central axis of the barrel roller 1 and the central axis of the roller belt assembly 2, so that the inclined belt type barrel roller grinding device is formed.

It can be understood that the utility model discloses a horizontal barrel roll grinding device of slope belt is on the basis of the horizontal barrel roll mill of tradition, replaces single roller in the barrel roll 1 for roller area subassembly 2 to make barrel roll 1 and roller area subassembly 2 keep the relative uniform velocity rotation of equidirectional, with the speed component that reduces broken material granule along barrel roll 1 and roller area subassembly 2 surface sliding direction, thereby can effectively prolong the wear cycle of roller area subassembly 2. In addition, an included angle a (shown in fig. 5) exists between the central axis of the barrel roller 1 and the central axis of the roller belt assembly 2, in other words, the barrel roller 1 and the roller belt assembly 2 are inclined, so that the extrusion area can be increased, the material is in large-area contact with the roller belt assembly 2, and the crushing time is prolonged.

Therefore, the inclined roller belt assembly 2 is matched with the continuously running barrel roller 1 to apply a rolling action to the materials in the barrel roller 1 so as to crush the materials.

As shown in fig. 1 to 3, the barrel roller 1 is cylindrical, the roller surface of the barrel roller 1 is a cylindrical roller surface corresponding to the roller surface, and the surface of the roller belt assembly 2 and the roller surface of the barrel roller 1 form a grinding surface.

Specifically, the roller belt assembly 2 comprises a grinding belt 21, a roller belt driving part 22 and a positioning and pressurizing part 23, wherein the positioning and pressurizing part 23 is used for fixing the roller belt driving part 22, and the grinding belt 21 is in transmission connection with the roller belt driving part 22.

More specifically, the roller belt driving part 22 includes a driving roller 221, a driven roller 222, a limit roller 223 and a guide rail 224, wherein the driving roller 221 and the driven roller 222 are respectively engaged with the pulverizing belt 21; the limiting rollers 223 are distributed between the driving roller 221 and the driven roller 222 and are fixedly connected with the grinding belt 21 in a sliding mode through guide rails 224, and the guide rails 224 are fixedly connected to the two ends of the driving roller 221 and the driven roller 222.

Note that the guide rail 224 is fixedly connected so as not to rotate with the drive roller 221 and the driven roller 222. For example, two ends of the driving roller 221 and the driven roller 222 are respectively provided with a transmission shaft, the guide rail 224 is connected to the transmission shafts through bearings, the driving roller 221 rotates through the driving of the driving mechanism, and simultaneously drives the driven roller 222 to synchronously rotate, and the guide rail 224 is always kept still.

The stopper roller 223 is rotatably connected to the guide rail 224, and optionally, a mounting hole may be formed in the guide rail 224, and the stopper roller 223 may be mounted in the mounting hole through a bearing. When the driving roller 221 drives the grinding belt 21 to synchronously drive, the limiting roller 223 is attached to the grinding belt 21 and slides along with the driving of the grinding belt 21.

The plurality of limit rollers 223 between the driving roller 221 and the driven roller 222 are equivalent to a plurality of sets of rollers installed in parallel, so that large-area rolling can be realized, and the grinding efficiency is further improved. The number of the limit rollers 223 is adjusted according to the distance between the driving roller 221 and the driven roller 222, and the structural appearance and the size of the limit rollers 223 are kept consistent.

In this embodiment, the shape of the guide rail 224 is circular arc, so that the extrusion channel in the crushing process can be selected according to the properties of the material particles, and then the circular arc radius size of the guide rail 224 is adjusted to change the installation position of the limiting roller 223 on the guide rail 224 and control the convergence angle of the powder milling belt 21, i.e. the included angle between the powder milling belt 21 and the barrel roller 1.

Through changing the contained angle between flour milling tape 21 and barrel roll 1, and then the curvature radius of adjustment extrusion passageway, effectively adjust the material in the extrusion passageway to kibbling process is carried out to the mode that the bed of material reduces. The crushing efficiency is improved, and the stress mutation of the flour milling belt 21 is relieved, so that the abrasion period is prolonged.

As an optional embodiment of the present invention, the driving roller 221 and the driven roller 222 are gears, respectively, and the grinding belt 21 may be a gear belt.

In the present embodiment, the gap between the drive roller 221 and the barrel roller 1 is larger than the gap between the driven roller 222 and the barrel roller 1. So that the material firstly slides and prepresses at the side with larger gap, then the material is ground in the middle area, and finally the material is agglomerated at the side with smaller gap.

In addition, the minimum distance between the cylinder roller 1 and the grinding belt 21 is more than 2 times of the average particle size of the material particles, so that a grinding mode of crushing a material layer is formed, and the purposes of saving energy and reducing consumption are achieved by utilizing the extrusion collision effect between the particles.

As shown in fig. 3, specifically, the positioning and pressing member 23 includes a drive roller positioning spring 231 and a driven roller positioning spring 232 fixed to both ends of the drive roller 221 and the driven roller 222, respectively; wherein the spring rate of the drive roller positioning spring 231 is greater than that of the driven roller positioning spring 232. The gap of the roller mill channel is adjusted by adjusting the rigidity of the driven roller positioning spring 232, so that the final granularity of the crushed material is ensured. In other words, the stiffness of the follower roller positioning spring 232 is adjusted, that is, the spring pressure is adjusted by changing the compression amount of the spring to pressurize the spring.

One end of the driving roller positioning spring 231 is fixedly installed on the guide rail 224 located at the end of the driving roller 221, the other end of the driving roller positioning spring is fixedly installed on the installation platform 3, one end of the driven roller positioning spring 232 is fixedly installed on the guide rail 224 located at the end of the driven roller 222, the other end of the driven roller positioning spring is fixed on the installation platform 3, and the installation platform 3 is fixed on the base support 4.

In addition, need to explain, the utility model provides a horizontal barrel roll grinding device of slope belt mainly cooperates the roller belt subassembly 2 through continuous operation's barrel, makes the material form large tracts of land contact with barrel roll 1 inner wall and flour mill area 21 surface in limited barrel space to and long-time continuous roll-in, in order to improve grinding efficiency.

The inner wall of the barrel roller 1 is used as an extrusion surface, the outer surface of the grinding belt 21 in the roller belt assembly 2 is used as the extrusion surface, a gap between the inner wall of the barrel roller 1 and the outer surface of the grinding belt 21 forms an extrusion channel of a small-curvature inner curved surface and a cambered surface roller belt, and compared with an extrusion channel formed between an existing barrel body and a cylindrical roller, the shrinkage rate of the extrusion channel is greatly reduced.

On one hand, the extrusion channel can form a wider pressure area, so that the pressure distribution is more uniform; on the other hand, the rheological behavior of the extruded material in the extrusion channel is stable, so that a higher roller surface speed can be adopted, and the power input performance and the bearing working condition of the machine are improved.

It should also be noted that the utility model provides a drive mechanism can refer to the drive mechanism of current horizontal section of thick bamboo roller mill, does not do here and describes repeatedly. The cylinder roller 1 and the driving roller 221 are driven by a conventional speed reducer, and the speed reducer is fixed on a foundation. The uniform speed control is realized by the independent driving of the cylinder roller 1 and the driving roller 221, thereby reducing the abrasion of the working surface. For example, a speed reducer that drives the drum roller 1 is mounted outside the drum roller 1; a reducer that drives the drive roller 221 may be mounted on the mounting platform 3.

The utility model discloses in the use, the material granule gets into from feed inlet 11 to the form of bed of material is given into 1 grinding device of barrel roll from the great one side in clearance, and along with kibbling going on, the material granule removes to the less one side in clearance gradually under the action of gravity and is close to, and discharges from the discharge gate 12 of the less one side in clearance. During the crushing process, the materials are in large-area contact with the inner wall of the cylinder and the grinding belt 21 in a limited cylinder space, and are continuously rolled for a long time. Thereby increasing the processing capacity of the grinding device of the cylinder roller 1 and improving the grinding efficiency.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The inclined belt type horizontal barrel roller grinding device is characterized by comprising a barrel roller and a roller belt assembly, wherein the barrel roller is driven by a driving mechanism, a feeding hole and a discharging hole are formed in the barrel roller, and the roller belt assembly is positioned inside the barrel roller;

2. The inclined belt type horizontal barrel roll grinding device according to claim 1, wherein the roller belt assembly comprises a grinding belt, a roller belt driving part and a positioning and pressurizing part;

3. The inclined belt type horizontal barrel roll grinding device according to claim 2, wherein the roller belt driving part comprises a driving roller and a driven roller;

4. The inclined belt type horizontal barrel roll grinding device according to claim 3, wherein the roller belt driving part further comprises a limit roller and a guide rail;

5. The inclined belt type horizontal barrel roll grinding device according to claim 4, wherein the limiting rollers are in transmission connection with the guide rails.

6. The inclined belt type horizontal barrel roll mill device according to claim 4 or 5, wherein the shape of the guide rail is a circular arc.

7. The inclined belt type horizontal barrel roll grinding device according to claim 3, wherein the positioning and pressurizing member comprises a driving roll positioning spring and a driven roll positioning spring respectively fixed at both ends of the driving roll and the driven roll.

8. The inclined belt type horizontal barrel roll grinding device according to claim 7, wherein the spring rate of the driving roll positioning spring is greater than that of the driven roll positioning spring.

9. The inclined belt type horizontal barrel roll grinding device according to claim 7 or 8, wherein the driving roll positioning spring and the driven roll positioning spring are fixed on a mounting platform, and the mounting platform is fixed on a base bracket.

10. The inclined belt type horizontal barrel roll grinding device according to claim 1, wherein the driving mechanism is a speed reduction motor.