CN211099338U

CN211099338U - Crusher rotor with protection mechanism

Info

Publication number: CN211099338U
Application number: CN201921410704.0U
Authority: CN
Inventors: 刘海淘
Original assignee: Henan Zhongyu Dingli Intelligent Equipment Co ltd
Current assignee: Henan Zhongyu Dingli Intelligent Equipment Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-07-28
Anticipated expiration: 2029-08-28

Abstract

A crusher rotor with a protection mechanism effectively solves the problems that the existing crusher rotor is easy to damage and not easy to repair or replace; the hammer comprises a main shaft, outer hammer disks are fixedly installed at the left end and the right end of the main shaft, a plurality of inner hammer disks which are arranged on the main shaft in an arrayed mode are arranged between the outer hammer disks, the inner hammer disks are fixedly installed on the main shaft through shaft sleeves, a plurality of bulges are arranged on the inner hammer disks, and an upper attack plate and a lower attack plate are installed on the plane of one end of each bulge in the clockwise direction; the utility model discloses think about novelty, the structure is ingenious, and when harder impurity impact hammer dish terminal surface, the unable broken impurity of tup adopts centrifugal force to come the tup of broken material to avoid hard impurity, and the tup can rotate to two inner space between the outer hammer dish, forms automatic hiding, the effectual tup of having protected, and through the connected mode of outer hammer dish and interior hammer dish, the part of damage in the change rotor that can be more convenient.

Description

Crusher rotor with protection mechanism

Technical Field

The utility model relates to a crushing machine technical field, in particular to breaker rotor with protection mechanism.

Background

The hammer crusher crushes materials by collision between a hammer body rotating at high speed and the materials, has the characteristics of simple structure, large crushing ratio, high production efficiency and the like, can crush in a dry mode and a wet mode, and is suitable for crushing medium-hardness and brittle materials in departments of mines, cement, coal, metallurgy, building materials, roads, combustion and the like. When the crusher works, the motor drives the main shaft to rotate at a high speed, materials uniformly enter the cavity of the crusher, and the hammer head rotating at a high speed impacts and shears the torn materials until the materials are crushed.

The breaker rotor is as the core part of breaker, its atress situation is very abominable, especially hammer disks and tup, when the great material of volume strikes the hammer disks, not only can cause the outer fringe of hammer disks serious wear, still can the mechanical operation in-process inside material strike can cause wearing and tearing to the main shaft, and when getting into the impurity of high rigidity in the breaker, the rotor in the breaker very easily damages, the normal operating of breaker has seriously been influenced, cause frequent maintenance and change spare part, influence production, bring the loss of huge manpower and materials for manufacturing enterprise.

There is therefore a need for a crusher rotor with a protection mechanism to solve this problem.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defect of prior art, the utility model aims at providing a breaker rotor with protection machanism, the effectual current breaker rotor that has solved easily destroys and difficult problem of restoreing or changing.

The technical scheme of its solution is, the utility model discloses a main shaft, both ends fixed mounting has outer hammer disks a about the main shaft, b, outer hammer disks an, be equipped with a plurality of ranges between the b and install main epaxial interior hammer disks, interior hammer disks passes through axle sleeve fixed mounting on the main shaft, be equipped with a plurality of archs on the interior hammer disks, be equipped with the locating hole on the arch, first outer hammer disks, the inboard of the outer hammer disks of second all is equipped with a plurality of first subsides dishes, the second subsides dish, install the hammer spindle that passes the locating hole between first subsides dish and the second subsides dish, rotate on the hammer spindle and install a plurality of tups that set up between two adjacent interior hammer disks, the side of tup is the T font, install on the plane of protruding clockwise one end and meet the board under and meet the board.

The utility model has the advantages that: the utility model has novel conception and ingenious structure, and the protection structures are arranged on the upper meeting plate, the lower meeting plate and the outer hammer disc, so that the abrasion condition of parts is improved, and the wear resistance and the impact resistance of the invention are greatly improved; according to the invention, the hammer shaft is additionally arranged between the adjacent inner hammer disks, all the inner hammer disks are connected into a whole, and the stress of the rotor during material crushing is uniformly distributed on each inner hammer disk, so that the stress condition of the hammer disks is improved; simultaneously, when harder impurity impact hammer dish terminal surface, the unable broken impurity of tup, the tup that adopts centrifugal force to come broken material can avoid hard impurity, and the tup can rotate to the inner space between two outer hammer disks in, forms automatic hiding, the effectual tup of having protected, and through the connected mode of outer hammer disk and interior hammer disk, the part of damage in the change rotor that can be more convenient.

Drawings

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

Fig. 2 is a front view of the present invention.

Fig. 3 is a right side view of the present invention.

Fig. 4 is a sectional view taken along a line a-a in fig. 2 according to the present invention.

Fig. 5 is a schematic structural view of the inner hammer disk of the present invention.

Detailed Description

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

Example (b):

given by fig. 1 to 5, the utility model discloses a main shaft 1, main shaft 1's left and right sides both ends fixed mounting has first outer hammer disks 2a, second outer hammer disks 2b, be equipped with a plurality of range between first outer hammer disks 2a, second outer hammer disks 2b and install interior hammer disks 3 on main shaft 1, interior hammer disks 3 passes through axle sleeve fixed mounting on main shaft 1, a plurality of installation directions of interior hammer disks 3 are the same, the axle sleeve seamless connection of two adjacent interior hammer disks 3, make the distance between two adjacent interior hammer disks 3 the same, be equipped with a plurality of archs 4 on the interior hammer disks 3, the one end of arch 4 clockwise is the straight face of a directional interior hammer disks 3 centre of a circle, the one end of arch 4 anticlockwise and the lateral surface of arch 4 are the arcwall face, the arcwall face can effectual reinforcing arch 4's impact resistance, be equipped with locating hole 5 on the arch 4, first outer hammer disks 2a, second outer hammer disks 2 b's inboard all is equipped with a plurality of first subsides dish 6a, A second pasting disk 6b, a hammer shaft 7 penetrating through the positioning hole 5 is arranged between the first pasting disk 6a and the second pasting disk 6b, so that the inner hammer disk 3 arranged on the main shaft 1 and the outer hammer disk rotate together, a plurality of hammers 8 arranged between two adjacent inner hammer disks 3 are rotatably arranged on the hammer shaft 7, the side surfaces of the hammers 8 are T-shaped, namely the far ends of the hammers 8 from the hammer shaft 7 are larger than the ends of the hammers 8 arranged on the hammer shaft 7, and because the anticlockwise ends and the upper ends of the bulges 4 are arc-shaped surfaces, the gap between the far ends of every two adjacent hammers 8 from the hammer shaft 7 is smaller, the upper head-up plate 9 and the lower head-up plate 10 are arranged on the plane of the clockwise end of the bulges 4, so that the hammers 8 are thrown out under the influence of centrifugal force when the inner hammer disks 3 and the outer hammer disks rotate clockwise, and because the upper head-up plate 9 and the lower head-up plate 10 limit the hammers 8, the longitudinal section at the center of the hammers 8 passes through the center of the main shaft 1, the material can be crushed by throwing out the hammer 8.

The number of the bulges 4 is more than two, preferably four, the inner sheath 11 is arranged on the bulges 4, and the inner sheath 11 is arranged on the arc-shaped surface of the bulges 4.

Because last meet board 9 and meet board 10 fixed mounting down on hammer disks 3, in order to prevent to meet board 9 and meet board 10 down and receive the striking wearing and tearing of material, last meet board 9 and meet board 10 down on all be equipped with a plurality of screw holes, meet board 9 and meet board 10 down on last through the bolt install antifriction plate 12 and lower antifriction plate 13 respectively, when last antifriction plate 12 and lower antifriction plate 13 damaged seriously, can pass through the life who changes antifriction plate 12 and lower antifriction plate 13 extension fixture.

In order to prevent the first outer hammer disk 2a and the second outer hammer disk 2b from being damaged by the impact of materials, a plurality of outer sheaths 14 are arranged on the first outer hammer disk 2a and the second outer hammer disk 2b, and the outer sheaths 14 are fixedly arranged on the peripheries of the first outer hammer disk 2a and the second outer hammer disk 2b through bolts.

The end part of the hammer shaft 7 penetrates through the first outer hammer disk 2a and the second outer hammer disk 2b, so that the first outer hammer disk 2a and the second outer hammer disk 2b can be conveniently processed, the hammer shaft 7 can be positioned and installed, and the hammer head 8 can be replaced, a plurality of hammer shaft through plates 15 are installed on the outer side surfaces of the first outer hammer disk 2a and the second outer hammer disk 2b, a plurality of open cavities 16 corresponding to the positions of the hammer shaft 7 are formed in the hammer shaft through plates 15, the plurality of hammer shaft through plates 15 form a circular ring shape around the main shaft 1, the outer end surfaces of the first outer hammer disk 2a and the second outer hammer disk 2b can be prevented from being worn by materials, a baffle 17 used for fixing the positions of the hammer shaft 7 is installed in the open cavities 16, the baffle 17 can be prevented from being thrown out of the first outer hammer disk 2a and the second outer hammer disk 2b, and through holes 19 communicated with the open cavities 16 are formed in the inner sides of the hammer shaft through plates 15, and used for conveniently installing the.

The upper ends of the first sticking disc 6a and the second sticking disc 6b are provided with rib plates 18 which are connected with and position the upper head plate 9, so that the bending resistance and the impact resistance of the upper head plate 9 can be effectively improved.

The utility model discloses when using, install the rotor to the breaker in, rotate through the motor drive rotor for rotor clockwise rotation, tup 8 receives centrifugal force and makes 8 outer ends of tup stretch out, relies on 8 materials to drop on the rotor of tup to carry out the breakage.

Contain the impurity of high rigidity in the material that gets into the breaker, general breaker can seriously damage the tup 8 of rotor when carrying out the breakage to these impurity, when 8 contact impurity of tup on the rotor, the impact that 8 tups received is greater than the centrifugal force that 8 horizontal directions of tup received, and 8 tups rotate to anticlockwise, and within 8 first outer hammer disks 2a of the withdrawal of tup, the outer hammer disks 2b of second promptly, make impurity directly through the rotor, the effectual rotor that has protected.

The foregoing detailed description/examples, which are specific to embodiments of the present invention and which are intended to illustrate the concepts of the invention, are intended to be illustrative and exemplary and should not be construed as limiting the scope of the invention and embodiments thereof. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include those which make any obvious replacement or modification of the embodiments described herein, and all of which are within the scope of the present invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A crusher rotor with a protection mechanism comprises a main shaft (1) and is characterized in that a first outer hammer disk (2a) and a second outer hammer disk (2b) are fixedly installed at the left end and the right end of the main shaft (1), a plurality of inner hammer disks (3) which are arranged on the main shaft (1) are arranged between the first outer hammer disk (2a) and the second outer hammer disk (2b), the inner hammer disks (3) are fixedly installed on the main shaft (1) through shaft sleeves, a plurality of bulges (4) are arranged on the inner hammer disks (3), positioning holes (5) are formed in the bulges (4), a plurality of first pasting disks (6a) and a plurality of second pasting disks (6b) are arranged on the inner sides of the first outer hammer disks (2a) and the second outer hammer disks (2b), hammer shafts (7) which penetrate through the positioning holes (5) are installed between the first pasting disks (6a) and the second pasting disks (6b), and a plurality of hammers (8) which are arranged between two adjacent inner disks (3) are rotatably installed on the hammer shafts (7), an upper meeting plate (9) and a lower meeting plate (10) are arranged on the plane of one end of the protrusion (4) in the clockwise direction.

2. A crusher rotor with a protection mechanism according to claim 1, characterised in that the number of protrusions (4) is two or more, and that the protrusions (4) are provided with an inner sheath (11).

3. The crusher rotor with a protection mechanism according to claim 1, characterized in that the upper head plate (9) and the lower head plate (10) are provided with a plurality of threaded holes, and the upper head plate (9) and the lower head plate (10) are respectively provided with an upper wear plate (12) and a lower wear plate (13) through bolts.

4. The crusher rotor with the protection mechanism is characterized in that a plurality of outer sheaths (14) are arranged on the first outer hammer disk (2a) and the second outer hammer disk (2b), and the outer sheaths (14) are fixedly arranged on the peripheries of the first outer hammer disk (2a) and the second outer hammer disk (2b) through bolts.

5. The crusher rotor with the protection mechanism is characterized in that a plurality of hammer shaft through plates (15) are mounted on the outer side surfaces of the first outer hammer disk (2a) and the second outer hammer disk (2b), a plurality of open cavities (16) corresponding to the positions of the hammer shafts (7) are formed in the hammer shaft through plates (15), the plurality of hammer shaft through plates (15) form a circular ring shape around the main shaft (1), a baffle (17) used for fixing the positions of the hammer shafts (7) is mounted in each open cavity (16), and through holes (19) communicated with the open cavities (16) are formed in the inner sides of the hammer shaft through plates (15).

6. The crusher rotor with the protection mechanism according to claim 1, characterized in that the upper ends of the first and second sticking disks (6a, 6b) are provided with rib plates (18) which are connected with and position the upper meeting plate (9).