Drum screen for ore processing

Abstract

The utility model discloses a drum screen for ore processing, which comprises a frame main body, a plurality of supporting columns are arranged at the bottom end of the frame main body, a driving shaft is rotatably connected in the frame main body, a driving mechanism is arranged at one end of the driving shaft, and the driving shaft is provided with an inner drum screen through a plurality of supporting rods. The outer side of the inner drum screen is sleeved with an outer drum screen matched with the inner drum screen through a clamping mechanism, a plurality of screen holes are formed in the inner drum screen and the outer drum screen in a penetrating mode, an adjusting mechanism is arranged on one side of the outer drum screen, the two supporting columns located on one side are provided with the same mounting plate, and the mounting plate is provided with a cleaning mechanism. The adjustable rotary screen is reasonable in structure, the threaded rod drives the adjusting plate to move, the adjusting plate is matched with the two positioning plates and the positioning groove formed in one side of the outer rotary screen body, the outer rotary screen body can be driven to move, the multiple screen holes in the inner rotary screen body and the outer rotary screen body are staggered, and the effect of adjusting the hole diameter of the rotary screen is achieved; the rotary screen can screen out ores with different sizes, and the use applicability of the rotary screen is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ore drum screens, in particular to a drum screen for ore processing. Background Art

[0002] The ore drum screen is a device that puts the ore into a drum and uses a rolling drum screen to screen the ore. It can screen the ore and separate ore particles of different sizes. The ore drum screen has the advantages of high screening efficiency, large processing capacity, and simple structure. It is widely used in mining, metallurgy, building materials, chemical industry and other industries.

[0003] However, the existing ore drum screen has the following disadvantages when in use: the existing ore drum screen places the ore in the screening drum so that the larger ore is blocked on the screening drum, while the smaller ore can pass through the pores of the screening drum, thereby achieving the screening effect. However, the aperture of the ore drum screen is fixed, and usually only a single size of ore is screened, which has certain limitations when used. When it is necessary to screen out ores of different sizes, it is not adaptable enough and lacks applicability in use. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a drum screen for ore processing, thereby improving the applicability of the drum screen.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A drum screen for ore processing comprises a frame body, a plurality of supporting columns are arranged at the bottom end of the frame body, a driving shaft is rotatably connected in the frame body, a driving mechanism is arranged at one end of the driving shaft, an inner drum screen is arranged on the driving shaft through a plurality of supporting rods, a matching outer drum screen is arranged on the outer side of the inner drum screen through a clamping mechanism, a plurality of sieve holes are penetrated by the inner drum screen and the outer drum screen, an adjusting mechanism is arranged on one side of the outer drum screen, two of the supporting columns on one side are provided with the same mounting plate, the mounting plate is provided with a cleaning mechanism, and two of the supporting columns on the other side are provided with inclined discharge plates, and the discharge plates are located on one side of the bottom end of the outer drum screen.

[0007] Preferably, the driving mechanism comprises a limit plate arranged on one side of the frame body, a driving motor is arranged on the upper end of the limit plate, and one end of the driving shaft passes through the frame body and extends to the outside and is arranged on the output end of the driving motor.

[0008] Preferably, the clamping mechanism comprises a plurality of clamping grooves provided on the outside of the inner drum screen, a plurality of clamping plates adapted to the clamping grooves are provided in the outer drum screen, the plurality of clamping plates are respectively located in the plurality of clamping grooves and are slidably connected to the side walls of the clamping grooves.

[0009] Preferably, the adjustment mechanism includes a fixed plate arranged on one side of the upper end of the frame body, an adjustment plate is provided on one side of the fixed plate, "L"-shaped positioning plates are provided on both sides of the adjustment plate, and a positioning groove matched with the positioning plate is opened on one side of the outer drum screen, and the two ends of the positioning plates are located in the positioning groove and are slidably connected to the side walls of the positioning groove.

[0010] Preferably, a threaded hole is penetrated through the fixing plate, a matching threaded rod is threadedly connected in the threaded hole, and one end of the threaded rod is rotatably connected to one side of the adjusting plate.

[0011] Preferably, the cleaning mechanism includes a mounting opening arranged through the mounting plate, a mounting groove matched with the mounting opening is opened at one end of the discharge plate, a matching cleaning plate is arranged through the mounting opening, one end of the cleaning plate is located in the mounting groove and is slidably connected to the side wall of the mounting groove, and the upper end of the cleaning plate abuts against the bottom end of the outer drum screen.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The adjusting plate is driven to move by the threaded rod. In combination with two positioning plates and the positioning groove on one side of the outer drum screen, the outer drum screen can be driven to move, so that the multiple screen holes on the inner drum screen and the outer drum screen are misaligned, so as to achieve the effect of adjusting the aperture size of the drum screen, so that the drum screen can screen out ores of different sizes, thereby improving the applicability of the drum screen.

[0014] 2. Through the detachable cleaning plate at the bottom of the outer drum screen, the ore blocked in the screen hole can be easily cleaned during drum screening, effectively preventing the ore from clogging the drum screen. The cleaning plate can be easily detached and maintained and replaced, providing a good guarantee for the normal screening of the ore. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main appearance structure of a drum screen for ore processing proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the main cross-sectional structure of a drum screen for ore processing proposed by the utility model;

[0017] Figure 3 for Figure 1 A schematic diagram of the enlarged structure at point A in the middle.

[0018] In the figure: 1. frame body; 2. support column; 3. drive shaft; 4. support rod; 5. inner drum screen; 6. outer drum screen; 7. sieve hole; 8. mounting plate; 9. discharge plate; 10. drive motor; 11. clamping plate; 12. fixing plate; 13. adjustment plate; 14. positioning plate; 15. threaded rod; 16. cleaning plate. DETAILED DESCRIPTION

[0019] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0020] Reference Figure 1-3 A drum screen for ore processing comprises a frame body 1, a plurality of supporting columns 2 are arranged at the bottom end of the frame body 1, a driving shaft 3 is rotatably connected inside the frame body 1, a driving mechanism is arranged at one end of the driving shaft 3, an inner drum screen 5 is arranged at the driving shaft 3 through a plurality of supporting rods 4, a matching outer drum screen 6 is sleeved at the outer side of the inner drum screen 5 through a clamping mechanism, a plurality of sieve holes 7 are penetrated by the inner drum screen 5 and the outer drum screen 6, an adjusting mechanism is arranged at one side of the outer drum screen 6, two supporting columns 2 on one side are provided with the same mounting plate 8, the mounting plate 8 is provided with a cleaning mechanism, and the two supporting columns 2 on the other side are provided with inclined discharge plates 9, so as to better discharge the ore, and the discharge plate 9 is located at one side of the bottom end of the outer drum screen 6.

[0021] Specifically, Figure 1 and Figure 2 As shown, the driving mechanism includes a limit plate arranged on one side of the frame body 1, and a drive motor 10 is provided on the upper end of the limit plate. The drive motor 10 is a prior art and will not be described in detail here. The limit plate can limit the position of the drive motor 10. One end of the drive shaft 3 passes through the frame body 1 and extends to the outside, and is arranged on the output end of the drive motor 10.

[0022] Specifically, Figure 1 and Figure 2 As shown, the clamping mechanism includes a plurality of clamping grooves provided on the outside of the inner drum screen 5, and a plurality of clamping plates 11 adapted to the clamping grooves are provided in the outer drum screen 6. The plurality of clamping plates 11 are respectively located in the plurality of clamping grooves and are slidably connected to the side walls of the clamping grooves. Through the plurality of clamping plates 11, the outer drum screen 6 can be moved without affecting the rotation of the outer drum screen 6 driven by the inner drum screen 5.

[0023] Specifically, Figure 1 and Figure 2As shown, the adjustment mechanism includes a fixed plate 12 arranged on one side of the upper end of the frame body 1, an adjustment plate 13 is provided on one side of the fixed plate 12, and "L"-shaped positioning plates 14 are provided on both sides of the adjustment plate 13. A positioning groove matched with the positioning plate 14 is opened on one side of the outer drum screen 6, and the ends of the two positioning plates 14 are both located in the positioning grooves and are slidably connected to the side walls of the positioning grooves. Through the two positioning plates 14 located in the positioning grooves, the adjustment plate 13 can drive the outer drum screen 6 to move without affecting the rotation of the outer drum screen 6.

[0024] Specifically, Figure 1 and Figure 2 As shown, the fixing plate 12 is penetrated by a threaded hole, and a matching threaded rod 15 is threadedly connected in the threaded hole. One end of the threaded rod 15 is rotatably connected to one side of the adjustment plate 13. By rotating the threaded rod 15, the adjustment plate 13 can be driven to move left and right, thereby adjusting the position of the outer drum screen 6.

[0025] Specifically, Figure 2 As shown, the cleaning mechanism includes a mounting opening that is penetrated through the mounting plate 8, a mounting groove that is compatible with the mounting opening is opened at one end of the discharge plate 9, a matching cleaning plate 16 is penetrated through the mounting opening, one end of the cleaning plate 16 is located in the mounting groove and is slidably connected to the side wall of the mounting groove, and through the mounting opening that is penetrated through the mounting plate 8 and the mounting groove on one side of the upper end of the discharge plate 9, not only the position of the cleaning plate 16 can be limited, but the cleaning plate 16 can also be conveniently disassembled and maintained, thereby improving the effect of cleaning the sieve holes 7, and the upper end of the cleaning plate 16 abuts against the bottom end of the outer drum screen 6, and the ore blocked in the sieve holes 7 can be cleaned to prevent affecting the efficiency of the drum screen in screening the ore.

[0026] When the utility model is used, when the drum screen is used to screen the ore, the ore needs to be added to one side of the inner drum screen 5 first, and then the drive motor 10 is started. The output end of the drive motor 10 drives the drive shaft 3 to rotate, and the drive shaft 3 drives the inner drum screen 5 to rotate through the support rod 4. The inner drum screen 5 can drive the outer drum screen 6 to rotate through a plurality of clamping plates 11. The sieve holes 7 on the inner drum screen 5 and the outer drum screen 6 can discharge the ore with a volume smaller than the aperture of the sieve hole 7, and transport the ore with a volume larger than the aperture of the sieve hole 7 to the inner drum screen. 5 side and is discharged through the discharge plate 9. When the outer drum screen 6 rotates, the cleaning plate 16 at the bottom can clean the ore blocked in the sieve hole 7. When it is necessary to screen out ores of different sizes, the threaded rod 15 can be rotated, and the threaded rod 15 will drive the adjusting plate 13 at one end to move, and the adjusting plate 13 will drive the two positioning plates 14 to move, and the positioning plates 14 will drive the outer drum screen 6 to move, so that the sieve holes 7 on the inner drum screen 5 and the outer drum screen 6 are misaligned, thereby adjusting the aperture of the sieve hole 7, so as to screen out ores of different sizes.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A drum screen for ore processing, comprising a frame body (1), characterized in that: A plurality of support columns (2) are provided at the bottom end of the frame body (1), a drive shaft (3) is rotatably connected inside the frame body (1), a drive mechanism is provided at one end of the drive shaft (3), an inner drum screen (5) is provided on the drive shaft (3) through a plurality of support rods (4), a matching outer drum screen (6) is sleeved on the outer side of the inner drum screen (5) through a clamping mechanism, a plurality of sieve holes (7) are penetrated through the inner drum screen (5) and the outer drum screen (6), an adjustment mechanism is provided on one side of the outer drum screen (6), two support columns (2) on one side are provided with a same mounting plate (8), the mounting plate (8) is provided with a cleaning mechanism, and two support columns (2) on the other side are provided with an inclined discharge plate (9), the discharge plate (9) is located on one side of the bottom end of the outer drum screen (6).

2. A drum screen for ore processing according to claim 1, characterized in that: The driving mechanism comprises a limit plate arranged on one side of the frame body (1), a driving motor (10) being arranged at the upper end of the limit plate, and one end of the driving shaft (3) passes through the frame body (1) and extends to the outside, and is arranged on the output end of the driving motor (10).

3. A drum screen for ore processing according to claim 1, characterized in that: The clamping mechanism comprises a plurality of clamping grooves provided on the outside of the inner drum screen (5); a plurality of clamping plates (11) adapted to the clamping grooves are provided in the outer drum screen (6); the plurality of clamping plates (11) are respectively located in the plurality of clamping grooves and are slidably connected to the side walls of the clamping grooves.

4. A drum screen for ore processing according to claim 1, characterized in that: The adjustment mechanism comprises a fixing plate (12) arranged on one side of the upper end of the frame body (1), an adjustment plate (13) being arranged on one side of the fixing plate (12), "L"-shaped positioning plates (14) being arranged on both sides of the adjustment plate (13), a positioning groove matching the positioning plate (14) being arranged on one side of the outer drum screen (6), and ends of the two positioning plates (14) being located in the positioning groove and slidably connected to the side walls of the positioning groove.

5. A drum screen for ore processing according to claim 4, characterized in that: The fixing plate (12) is penetrated by a threaded hole, and a matching threaded rod (15) is threadedly connected in the threaded hole, and one end of the threaded rod (15) is rotatably connected to one side of the adjustment plate (13).

6. A drum screen for ore processing according to claim 1, characterized in that: The cleaning mechanism comprises a mounting opening which is arranged through the mounting plate (8); a mounting groove which matches the mounting opening is provided at one end of the discharge plate (9); a matching cleaning plate (16) is arranged through the mounting opening; one end of the cleaning plate (16) is located in the mounting groove and is slidably connected to the side wall of the mounting groove; the upper end of the cleaning plate (16) abuts against the bottom end of the outer drum screen (6).

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