CN220940931U

CN220940931U - Roller type crushing and screening machine for avoiding screen blockage in pellet production

Info

Publication number: CN220940931U
Application number: CN202322324117.2U
Authority: CN
Inventors: 夏本玉
Original assignee: Ma'anshan Xinhuo Technology Co ltd
Current assignee: Ma'anshan Xinhuo Technology Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-05-14
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a roller type crushing and screening machine for pellet production, which comprises a support frame, wherein the top of the support frame is provided with a box body, the top of the box body is provided with a feed hopper, the inside of the box body is provided with a crushing assembly, the support frame is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a discharge hopper, the top of the discharge hopper is provided with a screening box, and the outer side of the screening box is provided with a vibration assembly; the utility model relates to the technical field of roller type crushing and screening machines. This crushing screening machine of roller type of avoiding screen cloth jam is used in pellet production drives the screening case through vibrating motor cooperation first link, spring, second link and carries out vibration treatment from top to bottom to carry out screening treatment to the pellet after the crushing, improve screening efficiency, then discharge the pellet of screening incasement not through the screening case to the outside and collect, carry out secondary crushing treatment, thereby avoid causing the jam of screening incasement screen cloth.

Description

Roller type crushing and screening machine for avoiding screen blockage in pellet production

Technical Field

The utility model relates to the technical field of roller type crushing and screening machines, in particular to a roller type crushing and screening machine for preventing screen mesh from being blocked for pellet production.

Background

The pellet is one of the important methods for agglomeration of fine ore, firstly, the fine ore is added with proper amount of water and binder to prepare raw pellets with uniform viscosity and enough strength, and the raw pellets are baked in oxidizing atmosphere after being dried and preheated to agglomerate the raw pellets, so that the pellet is prepared into pellet ore, the method is particularly suitable for treating fine ore powder, the pellet ore has better cold strength, reducibility and granularity composition, and the pellet ore and the sintering ore become important blast furnace burden in the iron and steel industry, can form a better burden structure together, and is also applied to nonferrous metal smelting.

Publication (bulletin) number: CN216964747U discloses a roller crushing and screening machine for avoiding screen blockage for pellet production, which can uniformly spread materials piled on the top of a screen through a material spreading mechanism, help to fall down quickly, vibrate the screen through a vibration screening mechanism, improve screening efficiency, and then cooperate with a cleaning brush to avoid the phenomenon of screen blockage, thereby creating good conditions for the processing work of subsequent materials;

But the device uses the in-process, lacks the device that carries out the processing to the pellet that does not pass through the screen cloth to lead to the pellet that does not pass through the screen cloth to pile up on the screen cloth consistently, thereby cause the secondary jam of screen cloth, and pile up the pellet on the screen cloth and need the manual clearance of manual work, waste time reduces work efficiency.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a roller type crushing and screening machine for producing pellets, which is used for avoiding screen blockage and solves the technical problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a ball production is with roller type crushing screening machine that avoids screen cloth to block up, includes the support frame, the top of support frame is provided with the box, the top of box is provided with the feeder hopper, the inside of box is provided with broken subassembly, fixedly connected with mount on the support frame, fixedly connected with arranges the hopper on the mount, the top of arranging the hopper is provided with screening case, the outside of screening case is provided with vibration subassembly;

The vibrating assembly comprises a vibrating motor fixedly mounted on the outer wall of the left side of the screening box, a rotating plate positioned below the screening box and a linkage mechanism arranged at the front end and the rear end of the screening box, wherein the right end of the rotating plate is rotationally connected with a positioning rod, and the positioning rod is fixedly mounted on a supporting frame.

As the further preference of this technical scheme, broken subassembly includes through the pivot rotation install at the inside two broken rollers of box, two the pivot of broken roller with one end runs through the box and extends to outside to fixedly connected with gear, two gear opposite ends meshing transmission, the outside one end of pivot is provided with driving motor, driving motor passes through frame fixed mounting at the outer wall of box, driving motor's output and one of them pivot one end fixed connection.

As a further preference of the technical scheme, the bottom of the left end of the rotating plate is provided with a hydraulic telescopic cylinder, the bottom of the hydraulic telescopic cylinder is rotationally connected with a fixing plate, the fixing plate is fixedly arranged on the supporting frame, and the output end of the hydraulic telescopic cylinder is rotationally connected with the bottom of the rotating plate.

As the further preference of this technical scheme, link gear includes the second link of fixed mounting rotor plate top both sides, the top fixedly connected with spring of second link, the top fixedly connected with first link of spring, first link fixed mounting is on the outer wall of screening case.

As a further preference of the technical scheme, the bottom of the inner cavity of the screening box is provided with a screen, the right side of the screen is rotationally connected with a cover plate, and two sides of the surface of the cover plate are provided with lock catches for fixing the position of the cover plate on the screening box.

Compared with the prior art, the method has the following beneficial effects:

The vibration motor is matched with the first connecting frame, the spring and the second connecting frame to drive the screening box to vibrate up and down, so that the crushed pellets are screened, the screening efficiency is improved, then the hydraulic telescopic cylinder drives the screening box to rotate, the screening box is kept in an inclined state, the pellets which do not pass through the screening box in the screening box are discharged to the outside to be collected, the pellets on the screen are prevented from being manually cleaned, the time is wasted, the work efficiency is reduced, and then the collected pellets are subjected to secondary crushing treatment, so that the blockage of the screen inside the screening box is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a crushing assembly according to the present utility model;

FIG. 3 is a schematic diagram of a vibration assembly according to the present utility model;

Fig. 4 is a schematic view of the structure of the screening box according to the present utility model.

In the figure: 1. a support frame; 2. a case; 3. a feed hopper; 4. a crushing assembly; 5. a fixing frame; 6. a discharge hopper; 7. a screening box; 8. a vibration assembly; 41. a crushing roller; 42. a gear; 43. a driving motor; 71. a screen; 72. a cover plate; 73. locking; 81. a vibration motor; 82. a first connection frame; 83. a spring; 84. a second connecting frame; 85. a rotating plate; 86. a positioning rod; 87. a hydraulic telescopic cylinder; 88. and a fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a crushing screening machine of roller type that screen cloth was stopped up is avoided in pellet production, which comprises a supporting rack 1, the top of support frame 1 is provided with box 2, the top of box 2 is provided with feeder hopper 3, the inside of box 2 is provided with broken subassembly 4, the middle part position fixedly connected with mount 5 of support frame 1, fixedly connected with arranges hopper 6 on the mount 5, the top of arranging hopper 6 is provided with screening case 7, screening case 7's outside is provided with vibrating subassembly 8, in this embodiment, carry the pellet to the box 2 inside through top feeder hopper 3, carry to screening case 7 inside after broken through broken subassembly 4, the cooperation vibrating subassembly 8 carries out screening treatment.

Referring to fig. 2, the crushing assembly 4 includes two crushing rollers 41 rotatably mounted in the box 2 through a rotation shaft, the rotation shaft at the same end of the two crushing rollers 41 penetrates through the box 2 to extend to the outside, and is fixedly connected with gears 42, opposite ends of the two gears 42 are engaged and driven, one end of the outer side of the rotation shaft is provided with a driving motor 43, the driving motor 43 is fixedly mounted on the outer wall of the box 2 through a frame, an output end of the driving motor 43 is fixedly connected with one end of one rotation shaft, in this embodiment, the rotation shaft is driven to rotate by starting the driving motor 43, and the rotation shaft is matched with the two gears 42 to drive the other rotation shaft to rotate, so that the two crushing rollers 41 simultaneously rotate inwards, the two crushing rollers 41 crush the pellets, and the crushed pellets drop into the screening box 7.

Referring to fig. 3 and 4, the vibration assembly 8 includes a vibration motor 81 fixedly mounted on the left outer wall of the screening box 7, a rotating plate 85 positioned below the screening box 7, and a linkage mechanism arranged at the front end and the rear end of the screening box 7, wherein the right end of the rotating plate 85 is rotatably connected with a positioning rod 86, the positioning rod 86 is fixedly mounted on the support frame 1, a hydraulic telescopic cylinder 87 is arranged at the bottom of the left end of the rotating plate 85, a fixing plate 88 is rotatably connected at the bottom of the hydraulic telescopic cylinder 87, the fixing plate 88 is fixedly mounted on the support frame 1, and the output end of the hydraulic telescopic cylinder 87 is rotatably connected with the bottom of the rotating plate 85;

The link gear includes the second link 84 of fixed mounting rotor plate 85 top both sides, the top fixedly connected with spring 83 of second link 84, the top fixedly connected with first link 82 of spring 83, first link 82 fixed mounting is on the outer wall of screening case 7, in this embodiment, the inside attenuator that is provided with of spring 83, through opening vibrating motor 81, vibrating motor 81 cooperates first link 82, spring 83, second link 84 to drive screening case 7 and carry out vibration treatment from top to bottom, thereby carry out screening treatment to the pellet after breaking, the pellet after screening then falls down through row hopper 6, use the receiver to collect, then carry out discharge treatment to the pellet that does not pass through screening case 7, through opening hydraulic telescoping cylinder 87, hydraulic telescoping cylinder 87 drives rotor plate 85 and is located upwards rotate on locating lever 86, rotor plate 85 cooperation link gear drives screening case 7 and rotates, thereby with screening case 7 keeps the incline state, thereby discharge to outside through screening case 7 in with screening case 7 carries out the pellet and gathers, carry out secondary crushing treatment, thereby avoid causing the inside 71 of screening case 7 to block up.

Referring to fig. 4, a screen 71 is disposed at the bottom of the inner cavity of the screening box 7, a cover plate 72 is rotatably connected to the right side of the screen 71, and latches 73 for fixing the positions of the cover plate 72 on the screening box 7 are disposed on two sides of the surface of the cover plate 72, in this embodiment, the size of the mesh of the screen 71 is selected according to practical situations, and when the latches 73 are opened, the cover plate 72 is located on the screening box 7 and is in a rotating state, and at this time, pellets which do not pass through the screening box 7 can be discharged to the outside for collection.

Working principle of roller crushing and screening machine for avoiding screen blockage in pellet production: the pellets are conveyed into the box body 2 through the top feed hopper 3, crushed through the crushing assembly 4 and conveyed into the screening box 7, and are matched with the vibrating assembly 8 to be screened; the driving motor 43 is started to drive the rotating shaft to rotate, the rotating shaft is matched with the two gears 42 to drive the other rotating shaft to rotate, so that the two crushing rollers 41 are driven to simultaneously rotate inwards, the two crushing rollers 41 crush the pellets, and the crushed pellets fall into the screening box 7; through opening vibrating motor 81, vibrating motor 81 cooperates first link 82, spring 83, second link 84 drives screening case 7 and carries out vibration treatment from top to bottom, thereby carry out screening treatment to the pellet after the breakage, the pellet after the screening then falls down through row hopper 6, use the receiver to collect can, then carry out discharging treatment to the pellet that does not pass through screening case 7, through opening hydraulic telescoping cylinder 87, hydraulic telescoping cylinder 87 drives rotor plate 85 and is located upward rotation on locating lever 86, rotor plate 85 cooperates the link gear and drives screening case 7 and rotate, make screening case 7 keep the inclination, then when opening hasp 73, apron 72 is located screening case 7 and is in the rotation state, can carry out the pellet that will not pass through screening case 7 and discharge to the outside at this moment and collect, then carry out secondary crushing treatment to it, thereby avoid causing the jam of screening case 7 inside screen 71.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pelletizing production is with roller type crushing screening machine who avoids screen cloth to block up, includes support frame (1), its characterized in that: the top of support frame (1) is provided with box (2), the top of box (2) is provided with feeder hopper (3), the inside of box (2) is provided with broken subassembly (4), the middle part position fixedly connected with mount (5) of support frame (1), fixedly connected with arranges hopper (6) on mount (5), the top of arranging hopper (6) is provided with screening case (7), the outside of screening case (7) is provided with vibration subassembly (8);

The vibrating assembly (8) comprises a vibrating motor (81) fixedly mounted on the outer wall of the left side of the screening box (7), a rotating plate (85) located below the screening box (7) and a linkage mechanism arranged at the front end and the rear end of the screening box (7), wherein the right end of the rotating plate (85) is rotationally connected with a positioning rod (86), and the positioning rod (86) is fixedly mounted on the supporting frame (1).

2. The roll crushing and screening machine for pellet production, which is used for avoiding screen blockage, according to claim 1, is characterized in that: the crushing assembly (4) comprises two crushing rollers (41) which are rotatably arranged inside the box body (2) through rotating shafts, the rotating shafts of the same ends of the two crushing rollers (41) penetrate through the box body (2) to extend to the outside, gears (42) are fixedly connected, opposite ends of the two gears (42) are in meshed transmission, a driving motor (43) is arranged at one end of the outer side of the rotating shaft, the driving motor (43) is fixedly arranged on the outer wall of the box body (2) through a frame, and the output end of the driving motor (43) is fixedly connected with one end of one rotating shaft.

3. The roll crushing and screening machine for pellet production, which is used for avoiding screen blockage, according to claim 1, is characterized in that: the left end bottom of rotor plate (85) is provided with hydraulic telescoping cylinder (87), the bottom of hydraulic telescoping cylinder (87) rotates and is connected with fixed plate (88), and fixed plate (88) fixed mounting is on support frame (1), the output of hydraulic telescoping cylinder (87) rotates with the bottom of rotor plate (85) and is connected.

4. A roller crushing and screening machine for the production of pellets, which avoids the clogging of screens according to claim 3, characterized in that: the linkage mechanism comprises a second connecting frame (84) fixedly installed on two sides of the top of a rotating plate (85), a spring (83) is fixedly connected to the top of the second connecting frame (84), a first connecting frame (82) is fixedly connected to the top of the spring (83), and the first connecting frame (82) is fixedly installed on the outer wall of the screening box (7).

5. The roll crushing and screening machine for pellet production, which is used for avoiding screen blockage, according to claim 1, is characterized in that: the screening box is characterized in that a screen (71) is arranged at the bottom of an inner cavity of the screening box (7), a cover plate (72) is rotatably connected to the right side of the screen (71), and lock catches (73) used for fixing the position of the cover plate (72) on the screening box (7) are arranged on two sides of the surface of the cover plate (72).