CN212596043U

CN212596043U - High-efficiency fine crusher rotor

Info

Publication number: CN212596043U
Application number: CN202020943189.9U
Authority: CN
Inventors: 卢洪波; 廖清泉; 马峰; 章晓阳
Original assignee: ZHENGZHOU DINGSHENG ENGINEERING TECHNOLOGY CO LTD
Current assignee: ZHENGZHOU DINGSHENG ENGINEERING TECHNOLOGY CO LTD
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-26
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a high-efficient fine crusher rotor, including the rotor, be provided with the hammer disk on the main shaft of rotor, set up two sets of hammer eyes on the hammer disk at least, every group hammer eye is for using the rotor at least three of radial same diameter department in center, and adjacent group's hammer eye is different to the distance between the main shaft, and the position in adjacent group's hammer eye uses the rotor to set up along radially crisscross as the center, and the tup passes through the hammer eye and installs on the hammer disk. The utility model discloses different positions on original hammer disks set up the hammer hole, according to the wearing and tearing condition of tup, install the hammer hole on different positions, can keep the tup again like this to strike the clearance between position bottom and the comb board unchangeable, make the tup begin work. The utility model discloses have the in-process that makes the fine crusher at broken material, the tup strikes the position and uses repeatedly to improve the utilization ratio at tup face position, prolong the life of tup, reduce the running cost of the broken material of fine crusher.

Description

High-efficiency fine crusher rotor

Technical Field

The utility model belongs to high-efficient fine crusher equipment, specifically speaking relate to a high-efficient fine crusher nuclear part rotor.

Background

The fine crusher is usually used for fine crushing of materials in the industries of mines, chemical industry, building materials and the like, and for the small-sized fine crusher, the crushed materials are directly conveyed into a fine crusher cavity through a feed port, and then the materials entering the fine crusher cavity are crushed through a hammer head arranged on a fine crusher rotor, so that the purpose of fine crushing of the materials is achieved. But along with the extension of the operating time of the fine crusher, the hammer heads arranged on the rotor of the fine crusher are more and less worn, so that the capacity of the hammer heads for crushing materials is reduced, along with the shortening of the size of the hammer heads, the clearance between the hammer heads and the grid plate is enlarged, the granularity of the materials crushed by the fine crusher is also enlarged, the finished products discharged through the grid plate are reduced, and the yield of the fine crusher is reduced.

SUMMERY OF THE UTILITY MODEL

The center height of the hammer head of the common fine crusher and the height of the striking part of the hammer head determine the service life of the hammer head. The distance between the installation position of the hammer shaft and the grate plate determines the height of the center of the hammer head and the height of the beating part of the hammer head. Under the condition that the height of the center of the hammer head and the height of the striking part of the hammer head are not changed, the effective distance between the striking part of the hammer head and the grate plate can be adjusted by adjusting the distance between the mounting position of the hammer shaft and the grate plate, and the striking part of the hammer head is fully utilized.

The utility model aims at overcoming above-mentioned defect and providing a high-efficient fine crusher rotor. Hammer holes for installing hammer shafts are arranged at different positions of the hammer disks, and the effective distance between the hammering part of the hammer head and the hammer disks is adjusted by installing the hammer shafts in the hammer holes at different positions.

The purpose of the utility model is realized with the following mode:

the utility model provides a high-efficient fine crusher rotor, includes the rotor, is provided with the hammer disks on the main shaft of rotor, sets up two sets of hammer holes on the hammer disks at least, and every group hammer hole is for using the rotor as at least three of radial same diameter department of center, and the distance between the main shaft is different for adjacent group hammer hole, and the position of adjacent group hammer hole is used the rotor to be radial crisscross the setting as the center, and the tup passes through the hammer hole and installs on the hammer disks.

The efficient fine crusher rotor takes the rotor as a center, and hammer holes are uniformly distributed on the hammer disks at the same diameter position in the radial direction to form a group of hammer holes.

Above-mentioned high-efficient fine crusher rotor, the hammer eye is two sets of, first hammer eye and second hammer eye, and every group hammer eye is four, and the hammer spindle passes hammer disk, hammer eye and tup and sets up the tup on hammer disk.

The efficient fine crusher rotor is characterized in that first hammer holes are uniformly distributed at a first radial position with the rotor as the center to form a first hammer hole group, second hammer holes are uniformly distributed at a second radial position with the rotor as the center to form a second hammer hole group, and an included angle between a connecting line between the first hammer holes and the rotating shaft and a connecting line between the second hammer holes and the rotating shaft are right angles.

In the high-efficiency fine crusher rotor, the distance between the arcs where the adjacent hammer holes are located is 20-30 mm.

The high-efficiency fine crusher rotor is characterized in that the reinforcing layer is coated on the hammer head striking surface.

By adopting the technical scheme, the beneficial effects of the utility model are that:

hammer holes are arranged at different positions on an original hammer disc and are arranged in the hammer holes at different positions according to the abrasion condition of the hammer head, so that the gap between the bottom of the striking part of the hammer head and the grate plate can be kept unchanged, and the hammer head starts to work.

The utility model discloses have the in-process that makes the fine crusher at broken material, the tup strikes the position and uses repeatedly to improve the utilization ratio at tup face position, prolong the life of tup, reduce the running cost of the broken material of fine crusher.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a side reference view of the rotor of FIG. 1 in a first operating condition.

FIG. 3 is a side reference view of the rotor of FIG. 1 in a second operating condition.

Detailed Description

The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.

The rotor of the high-efficiency fine crusher shown in fig. 1 to fig. 3 belongs to important components of the high-efficiency fine crusher, and the high-efficiency fine crusher is also called a fine crusher, a novel fine crusher, a third generation sand making machine and a fourth generation sand making machine. The machine has wide application, the performance of the machine reaches the international leading level, and the machine is the most effective, practical and reliable stone crushing machine, is particularly suitable for manufacturing grinding materials, refractory materials, fine crushing and medium crushing of various hard and brittle materials such as cement, quartz sand, steel sand and the like, is high-efficiency and energy-saving stone crushing and sand making equipment, saves 50 percent of energy compared with the traditional fine crusher, and is advanced fine crusher equipment in the world. The high-efficiency fine crusher mainly comprises a rotary part, a protecting plate part and a box body part, wherein a plurality of hammer frames which are arranged in a non-overlapping mode are arranged on a wheel core of the rotary part, hammers are fixed on the hammer frames, the width of each hammer is larger than that of each hammer frame and each wheel hub, the wheel core is formed by a plurality of wheel hubs and is fixed on a main shaft, two ends of the main shaft are supported on a rack through rolling bearing seats, the protecting plate part is divided into a plurality of blocks to be fixed on the box body, the box body is protected from being abraded, and different types of counterattack crushing cavities. The box body is divided into an upper part and a lower part which are connected by bolts, so that the box body is convenient to disassemble, assemble and maintain. The advantage and the characteristic of the high-efficiency compound crusher are that the feed hopper sequentially enters the cavity, falls on the movable impact hammer head rotating at a high speed, and the material is primarily crushed in an impact area under the action between the impact hammer and the impact plate. After the materials are repeatedly hammered and counterbeaten by high frequency for many times, the materials descend on the middle partition plate to form accumulation and slide down, fall on a material throwing plate telling to rotate a lower rotor, are thrown to a counterattack plate at high speed to collide and fall, and are forcibly counterattacked, crushed and ground by a movable plate hammer. Therefore, the materials are subjected to multiple times of composite crushing and scouring grinding in the falling process of the materials due to the self weight. Thereby realizing the ultra-fine effect. The rotor of the fine crusher is a part of the fine crusher, and the phenomena of hammer shaft deformation, hammer disc abrasion, hammer head fracture and the like can occur after the rotor is used for a long time.

The rotor of the high-efficiency fine crusher shown in fig. 1 to 3 comprises a rotor 1, wherein the rotor 1 is a core component of the high-efficiency fine crusher, and the rotor rotates to drive hammer heads arranged on the rotor to rotate at a high speed so as to crush materials entering a cavity of the fine crusher. The main shaft 2 of the rotor is a main supporting part of the rotor 1, is connected with a motor belt pulley, and drives the rotor 1 to rotate through a motor. The main shaft 2 of the rotor is provided with a hammer disk 3, and the hammer disk 3 is a hammer head supporting disk uniformly distributed on the main shaft 2. The function of the hammer is to support the hammer shaft. The hammer disk 3 is at least provided with two groups of hammer holes, each group of hammer holes is at least three in the radial direction with the same diameter by taking the rotor as the center, the distances between the adjacent groups of hammer holes and the main shaft are different, the positions of the adjacent groups of hammer holes are staggered in the radial direction by taking the rotor as the center, and the hammers 4 are installed on the hammer disk 3 through the hammer holes. The hammer head 4 is driven by a motor to rotate along with the rotor at a certain speed to strike broken parts of materials.

The hammer hole 5 of the utility model is a supporting hole of the hammer shaft 7 which is evenly arranged on the rotor hammer disk 3. The first hammer holes 5 are arranged on the inner side in the diameter direction of the hammer disk 3 for installing new hammers 4.

The second hammer holes 6 are hammer shaft 7 support holes uniformly arranged in the rotor and hammer disk 3. The second hammer hole 6 is arranged on the outer side of the hammer disk 3 in the diameter direction and used for installing the old hammer head 4 which is worn to a part after being used for a period of time.

The utility model discloses a hammer spindle 7 is installed on fine crusher hammer disks 3 for hang the tup, along with the rotatory tup strutting arrangement of rotor 1 according to certain speed.

The utility model discloses use the rotor to constitute a set of hammer hole with evenly distributed hammer hole on the hammer disks of radial same diameter department in center.

In the design, the utility model discloses a hammer hole sets up to two sets of, first hammer hole 5 and second hammer hole 6, and every group hammer hole is four, and hammer spindle 7 passes hammer disk, hammer hole and tup and sets up the tup on hammer disk. First hammer holes are uniformly distributed at a first diameter position taking the rotor as a center to form a first hammer hole group, second hammer holes are uniformly distributed at a second diameter position taking the rotor as a center to form a second hammer hole group, and an included angle between a connecting line between the first hammer holes and the rotating shaft and a connecting line between the second hammer holes and the rotating shaft are right angles. Namely, the four second hammer holes 6 which are arranged along the circumference at 45 degrees and originally arranged on the hammer disk 3 on the rotor of the fine crusher are continuously reserved according to the original size. And then, four first hammer holes 5 are additionally arranged in the direction of 90 degrees between the two hammer holes on the hammer disk on the rotor of the fine crusher, so that a new hammer 4 is firstly installed on the four first hammer holes 5 in the direction of 90 degrees, and the gap between the bottom of the striking part of the hammer 4 and the grate plate can be kept unchanged, so that the hammer starts to work. When the striking part of the hammer head 4 is worn by 20-30mm, the gap between the hammer head 4 and the grate plate is enlarged, the granularity of materials crushed by the fine crusher is also enlarged, finished products discharged through the grate plate are reduced, and the yield of the fine crusher is reduced, the hammer head 4 is detached, the hammer shaft 7 is arranged on four original second hammer holes 6 arranged along the circumference at 45 degrees of the hammer disk on the rotor of the fine crusher, so that the gap between the bottom of the striking part of the hammer head 4 and the grate plate can be kept unchanged, and the hammer head 4 starts to work.

In the experiment of the utility model, the distance between the circular arcs of the adjacent hammer holes is 20-30 mm.

The utility model discloses during the experiment, tup striking face covers enhancement layer 8, and the center height and the striking face height of the tup of installing on the fine crusher rotor increase 20-30 millimeters and constitute enhancement layer 8, and the tup has just so grown 20-30 millimeters.

In actual work, according to different working conditions, the distance between the arcs where the adjacent hammer holes are located can be properly adjusted according to the requirements of the working conditions.

Similarly, in actual work, according to different working conditions, the height added value of the reinforcing layer coated on the striking surface of the hammer head can be properly adjusted according to the requirements of specific working conditions.

In a fine crusher, a rotor and a hammer head mounted on the rotor are core components, and the quality, shape and material of the hammer head have great influence on the production capacity of the crusher. In case after selecting the tup, its quality, shape and material have all been confirmed, and how can make the tup life-span of installing longer, be the utility model discloses the biggest improvement. The utility model discloses according to the working principle of the fine crusher, the first improvement is to improve the rotor and the hammer disk and the hammer head installed on the rotor, specifically speaking, the hammer hole used for installing the hammer head is arranged at the position of the hammer disk with different diameters from the center of the rotor, thus, when a new hammer head is installed on the hammer hole closer to the center of the rotor; after the hammer head is worn for a period of time, the hammer head is taken down and installed on a hammer hole far away from the center of the rotor. Therefore, the clearance between the hammerhead working surface and the fine crusher grid plate can ensure that the granularity of the materials is in the design range. The other improvement is that the reinforced layer 8 is coated on the striking surface of the hammer head, and the reinforced layer 8 is formed by increasing the center height and the striking surface height of the hammer head arranged on the rotor of the fine crusher, so that the increased height of the hammer head is increased, and the service life is prolonged.

The working process of the utility model is as follows:

when new tup, install new tup through hammer spindle 7 the utility model discloses an on the first hammer hole 5, can keep 4 strikes positions of tup like this and strike the clearance between position bottom and the comb board unchangeable, make the tup begin work. When the striking part of the hammer head 4 is worn, the gap between the hammer head 4 and the grid plate is enlarged, the granularity of materials crushed by the fine crusher is also enlarged, finished products discharged through the grid plate are reduced, when the yield of the fine crusher is reduced, the hammer head 4 is detached, the hammer shaft 7 is arranged on four original second hammer holes 6 of a hammer disk on a rotor of the fine crusher, which are arranged along the 45-degree circumference, so that the gap between the bottom of the striking part of the hammer head 4 and the grid plate can be kept unchanged, and the hammer head 4 starts to work.

The hammerhead after abrasion can continue to work after being replaced, and meanwhile, because the hammer head striking part is also provided with the reinforcing layer 8, the service life of the new hammerhead or the abraded hammerhead after replacement is correspondingly prolonged.

What has been described above is only the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, without departing from the overall concept of the present invention, a plurality of changes and improvements can be made, and these should also be regarded as the protection scope of the present invention, and these will not affect the effect of the present invention and the utility of the patent.

Claims

1. A high-efficiency fine crusher rotor comprises a rotor (1), and is characterized in that: the hammer disc (3) is arranged on a main shaft (2) of the rotor, at least two groups of hammer holes are arranged on the hammer disc (3), each group of hammer holes are at least three in the radial direction with the rotor as the center and at the same diameter, the distances from adjacent groups of hammer holes to the main shaft are different, the positions of the adjacent groups of hammer holes are arranged in a staggered mode in the radial direction with the rotor as the center, and the hammers (4) are installed on the hammer disc (3) through the hammer holes.

2. The high efficiency fine crusher rotor of claim 1, wherein: the hammer disks with the same diameter and the radial direction and taking the rotor as the center are uniformly distributed with hammer holes to form a group of hammer holes.

3. The high efficiency fine crusher rotor of claim 1, wherein: the hammer holes are two groups, namely a first hammer hole (5) and a second hammer hole (6), each group of hammer holes are four, and the hammer shaft (7) penetrates through the hammer disc, the hammer holes and the hammer head to arrange the hammer head on the hammer disc.

4. The high efficiency fine crusher rotor of claim 3, wherein: first hammer holes are uniformly distributed at a first diameter position taking the rotor as a center to form a first hammer hole group, second hammer holes are uniformly distributed at a second diameter position taking the rotor as a center to form a second hammer hole group, and an included angle between a connecting line between the first hammer holes and the rotating shaft and a connecting line between the second hammer holes and the rotating shaft are right angles.

5. The high efficiency fine crusher rotor of claim 4, wherein: the distance between the arcs of the adjacent hammer holes is 20-30 mm.

6. The high efficiency fine crusher rotor as claimed in any one of claims 1 to 5 wherein: the hammer head striking surface is covered with a reinforcing layer (8).