CN113976253A

CN113976253A - Novel double-rotation superfine crusher

Info

Publication number: CN113976253A
Application number: CN202111453976.0A
Authority: CN
Inventors: 周彦君
Original assignee: Luoyang Brother Intelligent Equipment Technology Co ltd
Current assignee: Luoyang Brother Intelligent Equipment Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-01-28

Abstract

The invention relates to a novel double-rotation superfine crusher. According to the invention, the positions of the feed inlet, the material guide channel and the two rotors of the crusher are optimally designed, so that the material is prevented from having an excessive initial speed when sliding into the crusher to be contacted with the first rotor, the first rotor is prevented from being damaged by impact, the first rotor is enabled to better impact the material at the same time, the impact crushing effect is ensured, the position of the two rotors is limited, the material can smoothly pass through the two rotors, the centrifugal speed of the material brought by the rotors is fully utilized, the material is better hit by the rotors and effectively collides with the counterattack plate, and the crushing effect on the material is integrally ensured. The device really solves the concept of 'more grinding and less grinding' and 'grinding instead of grinding' which cannot be realized in many industrial fields for a long time, greatly simplifies the production process flow, reduces the investment and production operation cost, saves energy, reduces consumption, improves the production efficiency, and can control the discharge granularity within 0.5 mm.

Description

Novel double-rotation superfine crusher

Technical Field

The invention relates to the technical field of crushers, in particular to a novel double-rotation superfine crusher.

Background

The crusher is equipment widely applied to mines and metallurgy industries for crushing materials, and has the function of crushing the materials in the production process. The crusher is divided into single-rotor, double-rotor and three-rotor crushers according to the different number of crushing tooth rotors. The rotor surface is equipped with the hammer of range, and when the rotor rotated, between rotor and breaker inner chamber counterattack board or and the rotor with the help of frictional force and the effect of gravity, the cubic material that falls down with the upper portion feed opening was bitten into broken chamber, makes the material receive the extrusion, hits and breaks to certain specification and size, supplies next process.

For a crusher, the core working part is a rotor with a hammer, and different numbers of rotors, different installation positions between the rotors or the angle positions of the feeding channels all affect the crushing effect of the crusher, so that the design of relevant parameters has different requirements for different types of crushers.

Disclosure of Invention

In view of the problems in the prior art, the invention discloses a novel double-rotation superfine crusher, which adopts the technical scheme that the novel double-rotation superfine crusher comprises a machine box, wherein a rectangular feed inlet is formed in the top of the machine box, a material guide channel is communicated and connected below the feed inlet, a discharge outlet baffle is fixedly connected at the middle position of the bottom opening of the machine box, a first bearing seat and a second bearing seat are fixedly connected at two ends of the machine box, a first rotor is rotatably and cooperatively installed on the two first bearing seats, a second rotor is rotatably and cooperatively installed on the two second bearing seats, the material guide channel is positioned at the upper right position of the first rotor, the discharge outlet baffle is positioned at the lower left position of the second rotor, a first impact plate and a second impact plate are fixedly connected in an inner cavity of the machine box through a first installation connecting rod and a second installation connecting rod, the first impact plate is positioned at the left side of the first rotor in an arc shape, the second counterattack board is the arc and is located the right side of second rotor, first rotor and second rotor are respectively through two motor drive, anticlockwise rotation of a clockwise rotation to the realization is earlier with on striking first counterattack board from the material that the feed inlet got into, accomplishes once broken, then produces the striking with the second counterattack board in entering into the second rotor, accomplishes the secondary crushing.

As a preferable scheme of the invention, the horizontal distance from the middle point of the short side of the feed inlet to the axis of the first rotor is 300-600mm, the material guide channels are obliquely arranged, and the included angle of the material guide channels relative to the horizontal direction is 55-72 degrees, so that the crushing range of the material entering the first rotor and the angle position of contact with the first rotor can be better ensured, and the impact crushing effect is ensured.

As a preferable scheme of the invention, the diameter of the rotation coverage area of the first rotor is 1700mm, the diameter of the rotation coverage area of the second rotor is 1300mm 1850mm, the height of the axis of the first rotor from the bottom of the case is 1400mm, the horizontal distance between the axis of the first rotor and the axis of the second rotor is 1100mm 1600mm, and the vertical distance is 1200mm, through the design of the distance position between the two rotors, the material can be better hit by the rotors in the crushing process, and effectively collide with the counterattack plate.

As a preferred scheme of the invention, the first rotor comprises a main shaft, two ends of the main shaft are rotatably installed on the first bearing seat in a matching manner, an end connection disc and a middle support disc are fixedly connected to the middle of the main shaft, the middle support disc is uniformly distributed on the main shaft, the end connection disc is located at two ends, long pin shafts are uniformly and circularly arranged and fixedly connected to the end connection disc, the long pin shafts penetrate through the middle support disc, and hammers are rotatably installed on the middle support disc in a matching manner, the hammers are located between the middle support disc, the material is crushed through the rotation of the hammers, and the material is driven to collide with the first impact plate, so that the material is further crushed.

According to a preferred scheme of the invention, the hammer comprises a hammer handle, one end of the hammer handle is provided with a pin shaft connecting hole, the hammer handle is arranged on the long pin shaft in a rotating fit mode through the pin shaft connecting hole, two sides of the hammer handle close to the pin shaft connecting hole are fixedly connected with limiting blocks, the limiting blocks are buckled on the circumferential surface of the middle supporting plate in a buckling mode, and the other end of the hammer handle is fixedly connected with a hammer head in a matching mode through a short pin shaft and a clamping spring, so that the hammer head is convenient to disassemble, and the hammer head which is seriously abraded in the later period is convenient to replace.

In a preferred embodiment of the present invention, the second rotor and the first rotor are identical in structure.

The invention has the beneficial effects that: according to the double-rotor crusher, the position of the feeding hole, the material guide channel and the positions of the two rotors of the crusher are optimally designed, so that the situation that materials slide into the crusher to be in contact with the first rotor is avoided, the first rotor is prevented from being impacted and damaged, the first rotor can better impact the materials and ensure the impact crushing effect, the position of the two rotors is limited, the materials can smoothly pass through the two rotors, the centrifugal speed of the materials brought by the rotors is fully utilized, the materials are better hit by the rotors and effectively collide with the counterattack plate, and the crushing effect on the materials is integrally ensured. Through combining impact crushing and hammer crushing, utilize birotor to accomplish two-stage crushing simultaneously, really solved the theory of "many garrulous less grinding" and "grind with the bits of broken glass" that many industrial fields have failed to realize for a long time, simplified production technology flow by a wide margin, reduced investment, production running cost, energy saving and consumption reduction, promoted production efficiency, ejection of compact granularity is steerable within 0.5 mm.

Drawings

FIG. 1 is a first view of the overall structure of the present invention;

FIG. 2 is a second view of the overall structure of the present invention;

FIG. 3 is a sectional view showing the internal structure of the present invention;

FIG. 4 is a schematic view of a first rotor structure of the present invention;

fig. 5 is a schematic view of the structure of the hammer of the present invention.

In the figure: the device comprises a case 1, a feeding hole 101, a material guide channel 102, a discharge hole baffle plate 103, a first bearing seat 2, a second bearing seat 3, a first rotor 4, a main shaft 401, an end connecting disk 402, a middle supporting disk 403, a long pin shaft 404, a striking hammer 405, a hammer handle 4051, a pin shaft connecting hole 4052, a limit block 4053, a short pin shaft 4054, a hammer head 4055, a clamp spring 4056, a second rotor 5, a first counterattack plate 6, a second counterattack plate 7, a first mounting connecting rod 8 and a second mounting connecting rod 9.

Detailed Description

Example 1

As shown in fig. 1 to 5, the novel double-rotor superfine crusher adopts the technical scheme that a rectangular feed port 101 is formed in the top of a machine box 1, a material guide channel 102 is communicated and connected below the feed port 101, a discharge port baffle plate 103 is fixedly connected to the middle position of an opening in the bottom of the machine box 1, a first bearing seat 2 and a second bearing seat 3 are fixedly connected to both ends of the machine box 1, a first rotor 4 is rotatably and cooperatively installed on the two first bearing seats 2, a second rotor 5 is rotatably and cooperatively installed on the two second bearing seats 3, the material guide channel 102 is located at the upper right position of the first rotor 4, the discharge port baffle plate 103 is located at the lower left position of the second rotor 5, a first impact plate 6 and a second impact plate 7 are fixedly connected in an inner cavity of the machine box 1 through a first installation connecting rod 8 and a second installation connecting rod 9, the first impact plate 6 is positioned on the left side of the first rotor 4 in an arc shape, the second impact plate 7 is positioned on the right side of the second rotor 5 in an arc shape, the first rotor 4 and the second rotor 5 are respectively driven by two motors, one is rotated clockwise and the other is rotated anticlockwise, the horizontal distance from the middle point of the short side of the feed inlet 101 to the axis of the first rotor 4 is 300mm, the material guide channel 102 is obliquely arranged, and the included angle of the material guide channel relative to the horizontal direction is 55 degrees, so that the material can be better ensured to enter the crushing range of the first rotor 4 and be contacted with the first rotor 4 at an angle position to ensure the impact crushing effect, the first rotor 4 is matched with the first impact plate 6 to complete primary crushing, and then enters the second rotor 5 to impact the second impact plate 7 to complete secondary crushing; the diameter of the rotary coverage range of the first rotor 4 is 1200mm, the diameter of the rotary coverage range of the second rotor 5 is 1300mm, the distance between the axis of the first rotor 4 and the bottom of the case 1 is 1400mm, the distance between the axis of the first rotor 4 and the axis of the second rotor 5 is 1100mm, and the vertical distance is 700 mm.

The structure of the second rotor 5 is the same as that of the first rotor 4, the first rotor 4 comprises a main shaft 401, two ends of the main shaft 401 are rotatably installed on the first bearing seat 2 in a matched manner, the middle part of the main shaft is fixedly connected with an end connecting disc 402 and a middle supporting disc 403, the middle supporting disc 403 is uniformly distributed on the main shaft 401, the end connecting disc 402 is located at two ends, long pin shafts 404 are circularly and uniformly distributed and fixedly connected on the end connecting disc 402, the long pin shafts 404 penetrate through the middle supporting disc 403 and are rotatably matched and uniformly distributed with and provided with striking hammers 405, the striking hammers 405 are located between the middle supporting discs 403, the materials are crushed through the rotation of the striking hammers 405, and meanwhile, the materials are driven to collide with the first impact plate 6, and further crushed; the hammer 405 includes hammer handle 4051, round pin axle connecting hole 4052 has been seted up to hammer handle 4051 one end, through round pin axle connecting hole 4052 normal running fit installs on long round pin axle 404, hammer handle 4051 both sides are close to round pin axle connecting hole 4052 department fixedly connected with stopper 4053, stopper 4053 buckle is in on the periphery of middle part supporting disk 403, the hammer handle 4051 other end passes through stub axle 4054 and jump ring 4056 cooperation fixedly connected with tup 4055 to make tup 4055 convenient to dismantle, make the later stage change the tup 4055 that wearing and tearing are serious.

Example 2

As shown in fig. 1 to 5, the novel double-rotor superfine crusher adopts the technical scheme that a rectangular feed port 101 is formed in the top of a machine box 1, a material guide channel 102 is communicated and connected below the feed port 101, a discharge port baffle plate 103 is fixedly connected to the middle position of an opening in the bottom of the machine box 1, a first bearing seat 2 and a second bearing seat 3 are fixedly connected to both ends of the machine box 1, a first rotor 4 is rotatably and cooperatively installed on the two first bearing seats 2, a second rotor 5 is rotatably and cooperatively installed on the two second bearing seats 3, the material guide channel 102 is located at the upper right position of the first rotor 4, the discharge port baffle plate 103 is located at the lower left position of the second rotor 5, a first impact plate 6 and a second impact plate 7 are fixedly connected in an inner cavity of the machine box 1 through a first installation connecting rod 8 and a second installation connecting rod 9, the first impact plate 6 is positioned on the left side of the first rotor 4 in an arc shape, the second impact plate 7 is positioned on the right side of the second rotor 5 in an arc shape, the first rotor 4 and the second rotor 5 are respectively driven by two motors, one rotor rotates clockwise and the other rotor rotates anticlockwise, the horizontal distance from the middle point of the short side of the feed inlet 101 to the axis of the first rotor 4 is 600mm, the material guide channel 102 is obliquely arranged, and the included angle of the material guide channel relative to the horizontal direction is 72 degrees, so that the material can be better ensured to enter the crushing range of the first rotor 4 and be in contact with the first rotor 4 at an angle position to ensure the impact crushing effect, the first rotor 4 is matched with the first impact plate 6 to complete primary crushing, and then enters the second rotor 5 to impact the second impact plate 7 to complete secondary crushing; the diameter of the rotary coverage range of the first rotor 4 is 1700mm, the diameter of the rotary coverage range of the second rotor 5 is 1850mm, the axial distance of the first rotor 4 is 2200mm from the bottom of the case 1, the horizontal distance between the axial line of the first rotor 4 and the axial line of the second rotor 5 is 1600mm, and the vertical distance is 1200 mm.

Example 3

As shown in fig. 1 to 5, the novel double-rotor superfine crusher adopts the technical scheme that a rectangular feed port 101 is formed in the top of a machine box 1, a material guide channel 102 is communicated and connected below the feed port 101, a discharge port baffle plate 103 is fixedly connected to the middle position of an opening in the bottom of the machine box 1, a first bearing seat 2 and a second bearing seat 3 are fixedly connected to both ends of the machine box 1, a first rotor 4 is rotatably and cooperatively installed on the two first bearing seats 2, a second rotor 5 is rotatably and cooperatively installed on the two second bearing seats 3, the material guide channel 102 is located at the upper right position of the first rotor 4, the discharge port baffle plate 103 is located at the lower left position of the second rotor 5, a first impact plate 6 and a second impact plate 7 are fixedly connected in an inner cavity of the machine box 1 through a first installation connecting rod 8 and a second installation connecting rod 9, the first impact plate 6 is positioned on the left side of the first rotor 4 in an arc shape, the second impact plate 7 is positioned on the right side of the second rotor 5 in an arc shape, the first rotor 4 and the second rotor 5 are respectively driven by two motors, one rotor rotates clockwise and the other rotor rotates anticlockwise, the horizontal distance from the middle point of the short side of the feed inlet 101 to the axis of the first rotor 4 is preferably 410mm, the material guide channel 102 is obliquely arranged, and the included angle of the material guide channel relative to the horizontal direction is preferably 66 degrees, so that the material can be better ensured to enter the crushing range of the first rotor 4 and be contacted with the first rotor 4 at an angle position to ensure the impact crushing effect, the first rotor 4 is matched with the first impact plate 6 to complete primary crushing, and then enters the second rotor 5 to impact the second impact plate 7 to complete secondary crushing; the diameter of the rotation coverage range of the first rotor 4 is preferably 1460mm, the diameter of the rotation coverage range of the second rotor 5 is preferably 1590mm, the height of the axis of the first rotor 4 from the bottom of the machine case 1 is preferably 1850mm, the horizontal distance between the axis of the first rotor 4 and the axis of the second rotor 5 is preferably 1350mm, and the vertical distance is preferably 950 mm.

The working principle of the invention is as follows: when in use, the first rotor 4 and the second rotor 5 are respectively driven by a motor externally connected at the end part of the main shaft, referring to fig. 3, the first rotor 4 rotates counterclockwise, the second rotor 5 rotates clockwise, the material to be crushed is put in the feeding hole 101, slides down to the first rotor 4 along the inclined material guiding channel 102, the material is hammered by the hammer 405 on the first rotor 4, and simultaneously the material is driven to impact on the first counterattack plate 6, thereby completing the first-stage crushing of the material, the crushed material is thrown out from the lower part of the first rotor 4 and enters the crushing range of the second rotor 5, and similarly, under the matching action of the second rotor 5 and the second impact plate 7, the secondary crushing of the materials is completed to meet the crushing requirement, and finally is thrown out from the lower part of the second rotor 5, and is discharged from the bottom of the case 1 after being blocked by the discharge port baffle 103. The hammer 4055 on the first rotor 4 is worn and needs to be replaced after a period of time, the hammer 4055 can be taken down and replaced only by taking down the snap spring 4056 and then pulling out the short pin shaft 4054, and the replacement mode of the hammer on the second rotor 5 is the same.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides a novel two superfine crusher that change, a serial communication port, including quick-witted case (1), feed inlet (101) of rectangle are seted up at quick-witted case (1) top, feed inlet (101) below intercommunication is connected with guide passageway (102), quick-witted case (1) bottom opening and its intermediate position fixedly connected with discharge gate baffle (103), quick-witted case (1) both ends equal fixedly connected with primary shaft bearing (2) and secondary shaft bearing (3), two first rotor (4), two are installed to the normal running fit on primary shaft bearing (2) second rotor (5) are installed to the normal running fit on secondary shaft bearing (3), guide passageway (102) are located first rotor (4) upper right position, discharge gate baffle (103) are located second rotor (5) left side below position, through first erection joint pole (8) and the first counterattack board of second erection joint pole (9) fixedly connected with in quick-witted case (1) inner chamber (6) And the second impact plate (7), the first impact plate (6) is positioned on the left side of the first rotor (4) in an arc shape, and the second impact plate (7) is positioned on the right side of the second rotor (5) in an arc shape.

2. The novel double-rotor superfine crusher as claimed in claim 1, wherein: the horizontal distance from the middle point of the short side of the feed port (101) to the axis of the first rotor (4) is 300-600mm, and the material guide channel (102) is obliquely arranged and has an included angle of 55-72 degrees relative to the horizontal direction.

3. The novel double-rotor superfine crusher as claimed in claim 1, wherein: the diameter of the rotating coverage range of the first rotor (4) is 1700mm, the diameter of the rotating coverage range of the second rotor (5) is 1300mm and 1850mm, the height of the axis of the first rotor (4) from the bottom of the case (1) is 1400mm and 2200mm, the horizontal distance between the axis of the first rotor (4) and the axis of the second rotor (5) is 1100mm and 1600mm, and the vertical distance is 700mm and 1200 mm.

4. The novel double-rotor superfine crusher as claimed in claim 1, wherein: first rotor (4) include main shaft (401), main shaft (401) both ends normal running fit install on first bearing frame (2), middle part fixedly connected with end connection pad (402) and middle part supporting disk (403), middle part supporting disk (403) evenly distributed be in on main shaft (401), end connection pad (402) are located both ends position, be circular fixedly connected with long round pin axle (404) of evenly arranging on end connection pad (402), long round pin axle (404) pass middle part supporting disk (403) and its upper running fit evenly arrange and install and hit hammer (405), hit hammer (405) are located between middle part supporting disk (403).

5. The novel double-rotor superfine crusher as claimed in claim 4, wherein: the hammer (405) comprises a hammer handle (4051), a pin shaft connecting hole (4052) is formed in one end of the hammer handle (4051), the pin shaft connecting hole (4052) is installed on the long pin shaft (404) in a rotating fit mode, two sides of the hammer handle (4051) are close to the pin shaft connecting hole (4052) and fixedly connected with limiting blocks (4053), the limiting blocks (4053) are buckled on the circumferential surface of the middle supporting plate (403), and the other end of the hammer handle (4051) is fixedly connected with a hammer head (4055) in a matching mode through a short pin shaft (4054) and a clamping spring (4056).

6. The novel double-rotor superfine crusher as claimed in claim 1, wherein: the second rotor (5) and the first rotor (4) are identical in structure.