Iron ore classifying and screening device

Abstract

The utility model discloses an iron ore classifying and screening device, which relates to the technical field of iron ore screening and comprises a supporting assembly, a buffering assembly is arranged outside the supporting assembly, a working box is arranged outside the buffering assembly, and a first fixing plate and a second fixing plate are respectively arranged inside the working box. A filtering plate is slidably connected to the upper portion of the second fixing plate, a limiting groove is formed in the working box, a movable plate is slidably connected to the interior of the limiting groove, a plurality of supporting plates are installed on one side of the movable plate, and through cooperation of the movable plate, a fixing cylinder and a positioning cylinder, the filtering plate can be fixed to the working box; when the fixing cylinders enter the filtering plates and the second fixing plates, the filtering plates can be fixed, multiple sets of filtering plates can be fixed at the same time, fixation of the multiple sets of filtering plates can be relieved at the same time through the moving plates during disassembly, and the function of rapidly replacing the filtering plates is achieved; and the replacement efficiency of workers can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of iron ore screening, in particular to an iron ore classification and screening device. Background Technique

[0002] The iron ore classification and screening device is a device for multi-stage screening of iron ore. A multi-stage filter plate is installed inside the screening device. When performing the screening work, the iron ore can be classified by particle size through the multi-stage filter plate, and the ore particles can be screened in layers.

[0003] The screening device mainly includes a bottom oscillation component, a buffer component, a screening component, etc. By using the oscillation part to shake the whole device, the vibration of the ore can be accelerated, which is beneficial to improving the screening efficiency of the ore and avoiding the accumulation of iron ore during screening. The screening component mainly includes multiple filter plates with different screening apertures. When installing, multiple fixing bolts are required to fix the filter plates. When the filter plates are worn, multiple fixing bolts need to be removed to replace the filter plates. It is necessary to release the fixation of the filter plates separately for replacement, and the replacement is very troublesome. Therefore, we propose an iron ore classification and screening device. Content of the Utility Model

[0004] The purpose of the utility model is to provide an iron ore classification and screening device to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an iron ore classification and screening device, including a support assembly, a buffer assembly is installed outside the support assembly, a working box is installed outside the buffer assembly, a first fixing plate and a second fixing plate are respectively installed inside the working box, a filter plate is slidably connected above the second fixing plate, a limiting groove is opened inside the working box, a moving plate is slidably connected inside the limiting groove, a plurality of support plates are installed on one side of the moving plate, a fixing cylinder is installed on the upper surface of the support plate, a positioning cylinder is slidably connected inside the fixing cylinder, a spring is installed inside the fixing cylinder, and a control rod is rotatably connected to the lower surface of the lowermost support plate.

[0006] Preferably, multiple groups of filter plates are provided and are arranged in an array. The filter plates are installed between the first fixing plate and the second fixing plate, and the outer surface of the filter plate is slidably connected to the outer surface of the first fixing plate.

[0007] Preferably, the outer surface of the fixing cylinder is slidably connected to the inside of the second fixing plate, the outer surface of the fixing cylinder is slidably connected to the inside of the filter plate, and multiple groups of fixing cylinders are provided and are symmetrically arranged.

[0008] Preferably, the outer surface of the positioning cylinder is slidably connected to the inside of the filter plate, the outer surface of the positioning cylinder is slidably connected to the outer surface of the first fixing plate, and one end of the spring away from the inside of the fixed cylinder is installed outside the positioning cylinder.

[0009] Preferably, an installation plate is installed inside the working box, a threaded rod is rotatably connected to the inside of the installation plate, there are two groups of the threaded rods and they are symmetrically arranged, a control motor is installed outside the installation plate, and one end of the threaded rod is fixedly installed on the output end of the control motor.

[0010] Preferably, a fixing block is threadedly connected to the outer surface of the threaded rod, the outer surface of the control rod is rotatably connected to the inside of the fixing block, an auxiliary rod is installed outside the installation plate, and the outer surface of the auxiliary rod is slidably connected to the inside of the fixing block.

[0011] Preferably, a multi-stage discharge cylinder is connected to the inside of the working box, and a feed hopper is connected to the upper surface of the working box.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] First, through the cooperation among the moving plate, the fixed cylinder and the positioning cylinder of the present utility model, when replacing, the moving plate can drive the fixed cylinder and the positioning cylinder to move. There are multiple groups of the fixed cylinder and the positioning cylinder. When the fixed cylinder enters the inside of the filter plate and the second fixing plate, the filter plate can be fixed, and multiple groups of filter plates can be fixed simultaneously, which is very fast during installation. When installing the filter plate by moving it, the positioning cylinder can enter the inside of the filter plate under the action of the spring to pre-position the filter plate, which is convenient for the staff to accurately install the filter plate. When disassembling, the multiple groups of filter plates can be released from fixation simultaneously through the moving plate, realizing the function of quickly replacing the filter plate, which is beneficial to improving the efficiency of the staff during replacement.

[0014] Second, by setting components such as the threaded rod and the fixing block in the present utility model, when controlling the position of the moving plate, the threaded rod can drive the fixing block to move, and at this time, the fixing block can drive the control rod to adjust the position of the moving plate, and further drive multiple groups of fixed cylinders and positioning cylinders to move. During the movement of the fixing block, the auxiliary rod can ensure the stability of the fixing block during movement, prevent the fixing block from shaking during movement, and increase the overall stability during work. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 is a schematic diagram of the overall internal structure of the present utility model;

[0017] Figure 3 Schematic diagram of the main component structure of the present utility model;

[0018] Figure 4 The present utility model Figure 3 Schematic diagram of the structure of the partial enlarged view A in the present utility model;

[0019] Figure 5 Schematic diagram of the structure of the fixed block component of the present utility model.

[0020] In the figure: 1 - support assembly; 2 - buffer assembly; 3 - working box; 4 - first fixing plate; 5 - second fixing plate; 6 - filter plate; 7 - limiting groove; 8 - moving plate; 9 - support plate; 10 - fixed cylinder; 11 - positioning cylinder; 12 - spring; 13 - control rod; 14 - mounting plate; 15 - threaded rod; 16 - control motor; 17 - fixed block; 18 - auxiliary rod; 19 - multi-stage discharge cylinder; 20 - feed hopper. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-5 , the present utility model provides a technical solution: an iron ore classification and screening device, including a support assembly 1, the support assembly 1 includes an oscillator and a fixed seat, a buffer assembly 2 is installed outside the support assembly 1, the buffer assembly 2 mainly includes a buffer member and a fixing component, a working box 3 is installed outside the buffer assembly 2, a fixed base and an oscillator are installed inside the support assembly 1, the working box 3 can be oscillated by the oscillator, and the buffer assembly 2 can reduce the influence of the vibration of the working box 3 on the outside. When screening work is carried out inside the working box 3, the iron ore inside can be oscillated by the support assembly 1. A multi-stage discharge cylinder 19 is connected inside the working box 3, and the multi-stage discharge cylinder 19 is connected to the filter plate 6 through a connecting hopper. Different sizes of iron ore can be classified and discharged through the multi-stage discharge cylinder 19, which is convenient for the staff to process. A feed hopper 20 is connected to the upper surface of the working box 3, and it is convenient for the staff to pour raw materials through the feed hopper 20.

[0023] Inside the working box 3, a first fixing plate 4 and a second fixing plate 5 are respectively installed. Above the second fixing plate 5, a filter plate 6 is slidably connected. At the rear of the working box 3, a maintenance bin is installed. Inside the maintenance bin, a normally closed door is installed. When replacing or installing the internal filter plate 6, the normally closed door can be opened. The filter plate 6 is provided with multiple groups and is distributed in an array. The filter plate 6 is provided with multiple groups, and the filtering apertures of the multiple groups of filter plates 6 are different, so that iron ores of different sizes can be classified and filtered. The filter plate 6 is installed between the first fixing plate 4 and the second fixing plate 5, and the outer surface of the filter plate 6 is slidably connected with the outer surface of the first fixing plate 4. The frames of the filter plate 6 can be limited and installed through the first fixing plate 4 and the second fixing plate 5.

[0024] Limit grooves 7 are opened inside the working box 3. Inside the limit grooves 7, a moving plate 8 is slidably connected. There are two groups of moving plates 8 and they are symmetrical to each other. The limit grooves 7 can assist in limiting the moving plate 8 to ensure the stability of the moving plate 8 during movement. On one side of the moving plate 8, a plurality of support plates 9 are installed. The support plates 9 are distributed up and down outside the moving plate 8. The moving plate 8 can drive the multiple groups of support plates 9 to move.

[0025] On the upper surface of the support plate 9, a fixing cylinder 10 is installed. The outer surface of the fixing cylinder 10 is slidably connected with the inside of the second fixing plate 5, and the outer surface of the fixing cylinder 10 is slidably connected with the inside of the filter plate 6. There are multiple groups of fixing cylinders 10 and they are symmetrically arranged. The moving plate 8 driving the support plate 9 to move can further drive the fixing cylinder 10 to move. When the fixing cylinder 10 enters the inside of the filter plate 6, the filter plate 6 can be fixed. When installing the multiple groups of filter plates 6, the moving plate 8 can be controlled to drive the multiple groups of fixing cylinders 10 to move, and the multiple groups of filter plates 6 can be fixed simultaneously.

[0026] Inside the fixing cylinder 10, a positioning cylinder 11 is slidably connected. The outer surface of the positioning cylinder 11 is slidably connected with the inside of the filter plate 6, and the outer surface of the positioning cylinder 11 is slidably connected with the outer surface of the first fixing plate 4. The upper part of the positioning cylinder 11 is of a conical structure. When the outer frame of the filter plate 6 contacts the outside of the positioning cylinder 11, the positioning cylinder 11 can be pressed to move into the inside of the fixing cylinder 10.

[0027] A spring 12 is installed inside the fixing cylinder 10. One end of the spring 12 away from the inside of the fixing cylinder 10 is installed on the outside of the positioning cylinder 11. Under the action of the spring 12, the positioning cylinder 11 can automatically enter the inside of the filter plate 6. At this time, the filter plate 6 can be positioned and installed through the positioning cylinder 11, which can assist the staff in accurately docking the filter plate 6.

[0028] Inside the working box 3, there is an installation plate 14 installed. Inside the installation plate 14, there is a threaded rod 15 rotatably connected. There are two groups of threaded rods 15 arranged symmetrically. Outside the installation plate 14, there is a control motor 16 installed. One end of the threaded rod 15 is fixedly installed on the output end of the control motor 16. The lower surface of the lowermost support plate 9 is rotatably connected with a control rod 13. By the control motor 16, the threaded rod 15 can be driven to rotate. There are two groups of threaded rods 15 arranged symmetrically. The control rod 13 can drive the moving plate 8 to move up and down, and can simultaneously control multiple groups of fixing cylinders 10 and positioning cylinders 11 to move.

[0029] The outer surface of the threaded rod 15 is threadedly connected with a fixing block 17. The outer surface of the control rod 13 is rotatably connected with the inside of the fixing block 17. By the threaded rod 15, the fixing block 17 can be driven to move. The fixing block 17 can drive the control rod 13 to move, and can drive the moving plate 8 to move. Outside the installation plate 14, there is an auxiliary rod 18 installed. The outer surface of the auxiliary rod 18 is slidably connected with the inside of the fixing block 17. During the movement of the fixing block 17, the auxiliary rod 18 can ensure the stability of the fixing block 17 during movement, and can prevent the fixing block 17 from shaking during movement, increasing the stability during the overall operation.

[0030] During operation, the iron ore can be screened in different sizes by the multi-stage filter plate 6. When the filter plate 6 is worn and needs to be replaced, the control motor 16 can be driven to drive the threaded rod 15 to rotate. The rotation of the threaded rod 15 can drive the fixing block 17 to move, and can drive the control rod 13 to control the moving plate 8 to move downward. The moving plate 8 can drive the fixing cylinders 10 and the positioning cylinders 11 to move downward. At this time, multiple groups of filter plates 6 are simultaneously released from fixation and can be quickly removed;

[0031] When replacing, install the filter plate 6 between the fixing plate one 4 and the fixing plate two 5. At this time, under the action of the spring 12, the positioning cylinder 11 can enter the inside of the filter plate 6, and can accurately position the filter plate 6. At this time, rotating the threaded rod 15 can further drive the control rod 13 to rotate. The control rod 13 can drive the moving plate 8 to move upward, and can drive the fixing cylinders 10 to move upward. Multiple groups of fixing cylinders 10 can simultaneously enter the inside of the filter plate 6, and can simultaneously fix multiple groups of filter plates 6.

[0032] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An iron ore classification and screening device, comprising a support assembly (1), characterized in that: A buffer component (2) is installed on the outside of the support component (1), and a working box (3) is installed on the outside of the buffer component (2). A fixing plate 1 (4) and a fixing plate 2 (5) are installed inside the working box (3), respectively. A filter plate (6) is slidably connected to the top of the fixing plate 2 (5). A limiting groove (7) is provided inside the working box (3), and a movable plate (8) is slidably connected inside the limiting groove (7). A plurality of supporting plates (9) are installed on one side of the movable plate (8). A fixing cylinder (10) is installed on the upper surface of the supporting plate (9), and a positioning cylinder (11) is slidably connected inside the fixing cylinder (10). A spring (12) is installed inside the fixing cylinder (10), and a control rod (13) is rotatably connected to the lower surface of the lowest supporting plate (9).

2. The iron ore classification and screening device according to claim 1, characterized in that: The filter plates (6) are provided in multiple groups and distributed in an array. The filter plates (6) are installed between the first fixing plate (4) and the second fixing plate (5). The outer surface of the filter plates (6) is slidably connected to the outer surface of the first fixing plate (4).

3. The iron ore classification and screening device according to claim 1, characterized in that: The outer surface of the fixed cylinder (10) is slidably connected to the interior of the second fixed plate (5), and the outer surface of the fixed cylinder (10) is slidably connected to the interior of the filter plate (6). The fixed cylinders (10) are provided in multiple groups and are symmetrically arranged.

4. The iron ore classification and screening device according to claim 1, characterized in that: The outer surface of the positioning cylinder (11) is slidably connected to the inside of the filter plate (6), the outer surface of the positioning cylinder (11) is slidably connected to the outer surface of the fixing plate (4), and one end of the spring (12) away from the inside of the fixing cylinder (10) is installed outside the positioning cylinder (11).

5. The iron ore classification and screening device according to claim 1, characterized in that: A mounting plate (14) is installed inside the working box (3), and a threaded rod (15) is rotatably connected inside the mounting plate (14). The threaded rod (15) is provided in two groups and is symmetrically arranged. A control motor (16) is installed outside the mounting plate (14), and one end of the threaded rod (15) is fixedly installed on the output end of the control motor (16).

6. The iron ore classification and screening device according to claim 5, characterized in that: The outer surface of the threaded rod (15) is threadedly connected to a fixing block (17), the outer surface of the control rod (13) is rotatably connected to the inside of the fixing block (17), an auxiliary rod (18) is installed on the outside of the mounting plate (14), and the outer surface of the auxiliary rod (18) is slidably connected to the inside of the fixing block (17).

7. The iron ore classification and screening device according to claim 6, characterized in that: The interior of the working box (3) is connected to a multi-stage discharge cylinder (19), and the upper surface of the working box (3) is connected to a feed hopper (20).

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