Vibrating screening equipment for mineral powder processing

Abstract

The utility model relates to the technical field of mineral powder processing, and discloses vibration screening equipment for mineral powder processing, which comprises a screening box, a mounting plate is fixedly connected in the screening box, and a first servo motor is fixedly connected to the bottom of the mounting plate. A first servo motor is fixedly connected to the bottom of the mounting plate, an output shaft of the first servo motor movably penetrates through the mounting plate and is fixedly connected with a first half gear, a second servo motor is fixedly connected to the bottom of the mounting plate, an output shaft of the second servo motor movably penetrates through the mounting plate and is fixedly connected with a second half gear, and two limiting frames are fixedly connected to the top of the mounting plate. And the two limiting frames are internally and slidably provided with the same two-face rack, the top of the two-face rack is fixedly connected with a connecting block, the top of the connecting block is fixedly connected with a screen frame, and the bottom of the screen frame is fixedly connected with a vibration motor. According to the vibrating screening equipment for mineral powder processing, screening can be conducted after large particles are taken out without shutdown, continuous screening can be achieved, and the screening efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of mineral powder processing, in particular to a vibration screening device for mineral powder processing. Background Art

[0002] Mineral powder screening is a process of separating mineral powder according to different particle sizes. This operation is very common in the mineral processing industry, especially in the non-metallic mineral industry, where screening is an indispensable procedure.

[0003] Chinese patent authorization announcement number CN 207655482 U discloses a mineral powder screening machine, including a frame, a feed hopper, a vibrating screen frame, a vibrating screen, a discharging funnel, and a motor. The feed hopper is fixed to the upper part of the frame, and the lower outlet of the feed hopper is horizontally provided with a guide groove and a partition, the partition is positioned in the guide groove, and one end of the partition is connected to a cylinder; the vibrating screen frame is located directly below the feed hopper, and the vibrating screen frame is connected to the frame by setting a plurality of ears to connect elastic members; the vibrating screen is placed in the vibrating screen frame; the vibrating screen frame is also provided with a sensor for detecting the height of mineral powder in the vibrating screen; the vibrating screen frame is connected to the motor through an eccentric wheel mechanism; and the discharging funnel is located directly below the vibrating screen frame. The beneficial effects of the utility model are: simple structure, convenient operation, replaceable screen, automatic control of the amount of mineral powder accumulation in the vibrating screen, so that the powder screening effect is better and the efficiency is higher.

[0004] However, the above-mentioned prior art needs to take out the vibrating screen after screening in sequence, and can only screen again after the large particles on the vibrating screen are taken out. Screening cannot be performed continuously and the efficiency is low. Therefore, a vibrating screening equipment for mineral powder processing is urgently needed. Utility Model Content

[0005] The utility model aims to provide a vibration screening device for mineral powder processing to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a vibrating screening equipment for mineral powder processing, comprising a screening box, a mounting plate fixedly connected to the interior of the screening box, a first servo motor fixedly connected to the bottom of the mounting plate, an output shaft of the first servo motor movably passes through the mounting plate and is fixedly connected to a first half gear, a second servo motor fixedly connected to the bottom of the mounting plate, an output shaft of the second servo motor movably passes through the mounting plate and is fixedly connected to a second half gear, two limit frames fixedly connected to the top of the mounting plate, the same two-sided racks are slidably arranged in the two limit frames, the top of the two-sided racks are fixedly connected to a connecting block, the top of the connecting block is fixedly connected to a screen frame, and the bottom of the screen frame is fixedly connected to a vibration motor.

[0007] Preferably, the first half gear and the second half gear are respectively located on both sides of the two-sided racks, the first half gear is meshed with the two-sided racks, and the second half gear is meshed with the two-sided racks.

[0008] The first servo motor and the second servo motor at the bottom of the mounting plate drive the first half gear and the second half gear respectively. The first half gear and the second half gear are meshed with the two-sided racks. The first servo motor and the second servo motor are driven simultaneously. When the first half gear rotates half a circle, it drives the two-sided racks to move backward. At the same time, when the second gear rotates half a circle, it moves the two-sided racks in the opposite direction and resets them, thereby realizing the reciprocating motion of the two-sided racks. The limit frame is used to limit the moving range of the two-sided racks to ensure their stable and orderly operation.

[0009] Preferably, a feed hopper is fixedly connected to the top of the screening box, a first discharge port is opened on the right side of the screening box, and a second discharge port is opened on the front side of the screening box.

[0010] Preferably, a collecting rack is fixedly connected to the right side of the screening box, and a first collecting box is arranged on the collecting rack.

[0011] When the two-sided racks reciprocate, the screen frame is driven to move with it, and the vibration motor drives the screen frame to vibrate, which helps to screen the mineral powder and thus realize the screening of the mineral powder. The feed hopper is used to introduce the mineral powder to be screened into the screening box. The first discharge port and the second discharge port are respectively used to discharge the mineral powder of different particle sizes after screening. The large particles of mineral powder fall into the first collection box, and the small particles of mineral powder fall into the second collection box.

[0012] Preferably, the screen frame is arranged at an angle, the right side of the screen frame is located in the first discharge port, and the second collecting box is inserted in the second discharge port.

[0013] Preferably, the front side of the feed hopper is fixedly connected to a third servo motor, the output end of the third servo motor is fixedly connected to a rotating rod, and the back side of the rotating rod movably penetrates into the feed hopper and is fixedly connected to a material removing plate.

[0014] The rotating rod is driven to rotate by the third servo motor, and the rotating rod can drive multiple material-diverting plates to rotate in the feed hopper. The rotation of the material-diverting plates can prevent the mineral powder from being blocked in the feed hopper, and at the same time can make it quantitatively discharged onto the screen frame in the screening box.

[0015] Preferably, a plurality of the material-diverting plates are provided, and the plurality of the material-diverting plates are arranged in a ring array.

[0016] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0017] First, in the utility model, the first servo motor and the second servo motor at the bottom of the mounting plate drive the first half gear and the second half gear respectively, and the first half gear and the second half gear are meshed with the two-sided racks, and the first servo motor and the second servo motor are driven simultaneously. When the first half gear rotates half a circle, the two-sided racks are driven to move backward, and at the same time, after the second gear rotates half a circle, the two-sided racks are moved in the opposite direction to reset, thereby realizing the reciprocating motion of the two-sided racks, and the limit frame is used to limit the moving range of the two-sided racks to ensure their stability. , work in an orderly manner. When the racks on both sides reciprocate, the screen frame is driven to move with it, and the vibration motor drives the screen frame to vibrate, which helps to screen the mineral powder and thus realize the screening of the mineral powder. The feed hopper is used to introduce the mineral powder to be screened into the screening box. The first discharge port and the second discharge port are respectively used to discharge the mineral powder of different particle sizes after screening. The large particles of mineral powder fall into the first collecting box, and the small particles of mineral powder fall into the second collecting box. The equipment does not need to stop to take out the large particles before screening. It can screen continuously with high screening efficiency.

[0018] Second, the utility model drives the rotating rod to rotate through the third servo motor, and the rotating rod can drive multiple material-pickup plates to rotate in the feed hopper. The rotation of the material-pickup plates can prevent the mineral powder from being blocked in the feed hopper, and at the same time can make it quantitatively discharged onto the screen frame in the screening box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the front cutaway three-dimensional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of other components fixed on the mounting plate of the utility model;

[0022] Figure 4 This is a front cutaway structural diagram of the feed hopper of the utility model.

[0023] Among them: 1. screening box; 2. mounting plate; 3. first servo motor; 4. first half gear; 5. second servo motor; 6. second half gear; 7. limit frame; 8. two-sided rack; 9. screen frame; 10. vibration motor; 11. feed hopper; 12. collection rack; 13. first collection box; 14. second collection box; 15. third servo motor; 16. rotating rod; 17. material removal plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model provides the following technical solutions:

[0026] Embodiment 1

[0027] See also Figure 1 , Figure 2 , Figure 3 A vibration screening equipment for mineral powder processing comprises a screening box 1, a mounting plate 2 is fixedly connected inside the screening box 1, a first servo motor 3 is fixedly connected to the bottom of the mounting plate 2, an output shaft of the first servo motor 3 movably passes through the mounting plate 2 and is fixedly connected to a first half gear 4, a second servo motor 5 is fixedly connected to the bottom of the mounting plate 2, an output shaft of the second servo motor 5 movably passes through the mounting plate 2 and is fixedly connected to a second half gear 6, two limit frames 7 are fixedly connected to the top of the mounting plate 2, a same two-sided rack 8 is slidably arranged in the two limit frames 7, a connecting block is fixedly connected to the top of the two-sided rack 8, a screen frame 9 is fixedly connected to the top of the connecting block, and a vibration motor 10 is fixedly connected to the bottom of the screen frame 9.

[0028] The first half gear 4 and the second half gear 6 are respectively located on both sides of the double-sided rack 8 , the first half gear 4 is meshed with the double-sided rack 8 , and the second half gear 6 is meshed with the double-sided rack 8 .

[0029] A feed hopper 11 is fixedly connected to the top of the screening box 1 , a first discharge port is opened on the right side of the screening box 1 , and a second discharge port is opened on the front side of the screening box 1 .

[0030] A collecting frame 12 is fixedly connected to the right side of the screening box 1 , and a first collecting box 13 is arranged on the collecting frame 12 .

[0031] The screen frame 9 is tilted, with the right side of the screen frame 9 located in the first discharge port, and the second collecting box 14 is inserted in the second discharge port.

[0032] Through the above technical solution, the first servo motor 3 and the second servo motor 5 at the bottom of the mounting plate 2 respectively drive the first half gear 4 and the second half gear 6. The first half gear 4 and the second half gear 6 are meshed with the two-sided rack 8. The first servo motor 3 and the second servo motor 5 are driven simultaneously. When the first half gear 4 rotates half a circle, the two-sided rack 8 is driven to move backward. At the same time, after the second gear rotates half a circle, the two-sided rack 8 is moved in the opposite direction to reset, thereby realizing the reciprocating motion of the two-sided rack 8. The limit frame 7 is used to limit the moving range of the two-sided rack 8 to ensure its It works stably and orderly. When the two-sided racks 8 reciprocate, the screen frame 9 is driven to move with it, and the vibration motor 10 drives the screen frame 9 to vibrate, which helps to screen the mineral powder and thus realize the screening of the mineral powder. The feed hopper 11 is used to introduce the mineral powder to be screened into the screening box 1. The first discharge port and the second discharge port are respectively used to discharge the mineral powder of different particle sizes after screening. The large particles of mineral powder fall into the first collecting box 13, and the small particles of mineral powder fall into the second collecting box 14. The equipment does not need to stop to take out the large particles before screening. It can screen continuously with high screening efficiency.

[0033] Embodiment 2

[0034] See also Figure 1 , Figure 2 , Figure 4 On the basis of the first embodiment, it is further obtained that: the front of the feed hopper 11 is fixedly connected to the third servo motor 15, the output end of the third servo motor 15 is fixedly connected to the rotating rod 16, the back side of the rotating rod 16 movably penetrates into the feed hopper 11 and is fixedly connected to the material removal plate 17.

[0035] A plurality of material-diverting plates 17 are provided, and the plurality of material-diverting plates 17 are arranged in a ring array.

[0036] Through the above technical solution, the rotating rod 16 is driven to rotate by the third servo motor 15, and the rotating rod 16 can drive multiple material-discharging plates 17 to rotate in the feed hopper 11. The rotation of the material-discharging plates 17 can prevent the mineral powder from being blocked in the feed hopper 11, and at the same time can enable it to be quantitatively discharged into the screen frame 9 in the screening box 1.

[0037] In actual operation, when the device is in use, the mineral powder is poured from the feed hopper 11, and the third servo motor 15 drives the rotating rod 16 to rotate. The rotating rod 16 can drive multiple material-pickup plates 17 to rotate in the feed hopper 11. The rotation of the material-pickup plates 17 can prevent the mineral powder from being blocked in the feed hopper 11, and can also be quantitatively discharged into the screen frame 9 in the screening box 1. The first servo motor 3 and the second servo motor 5 are driven simultaneously. When the first half gear 4 rotates half a circle, the two-sided rack 8 is driven to move backward. At the same time, when the second gear rotates half a circle, the two-sided rack 8 is moved to the opposite direction to reset, thereby realizing the reciprocating motion of the two-sided rack 8. , and the limit frame 7 is used to limit the moving range of the two-sided racks 8 to ensure its stable and orderly operation. When the two-sided racks 8 reciprocate, they drive the screen frame 9 to move with it, and the vibration motor 10 drives the screen frame 9 to vibrate, which helps the mineral powder to be screened and thus realizes the screening of the mineral powder. The feed hopper 11 is used to introduce the mineral powder to be screened into the screening box 1. The first discharge port and the second discharge port are respectively used to discharge the mineral powder of different particle sizes after screening. The large particles of mineral powder fall into the first collecting box 13, and the small particles of mineral powder fall into the second collecting box 14. The equipment does not need to stop to take out the large particles before screening, and can screen continuously with high screening efficiency.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A vibrating screening device for mineral powder processing, comprising a screening box (1), characterized in that: The interior of the screening box (1) is fixedly connected to a mounting plate (2), the bottom of the mounting plate (2) is fixedly connected to a first servo motor (3), the output shaft of the first servo motor (3) movably passes through the mounting plate (2) and is fixedly connected to a first half gear (4), the bottom of the mounting plate (2) is fixedly connected to a second servo motor (5), the output shaft of the second servo motor (5) movably passes through the mounting plate (2) and is fixedly connected to a second half gear (6), the top of the mounting plate (2) is fixedly connected to two limit frames (7), the same two-sided rack (8) is slidably arranged in the two limit frames (7), the top of the two-sided rack (8) is fixedly connected to a connecting block, the top of the connecting block is fixedly connected to a screen frame (9), and the bottom of the screen frame (9) is fixedly connected to a vibration motor (10).

2. The vibrating screening equipment for mineral powder processing according to claim 1 is characterized in that: The first half gear (4) and the second half gear (6) are respectively located on both sides of the two-sided rack (8); the first half gear (4) is meshed with the two-sided rack (8); and the second half gear (6) is meshed with the two-sided rack (8).

3. The vibrating screening equipment for mineral powder processing according to claim 1 is characterized in that: A feed hopper (11) is fixedly connected to the top of the screening box (1), and a first discharge port is provided on the right side of the screening box (1).

4. The vibrating screening equipment for mineral powder processing according to claim 1 is characterized in that: The right side of the screening box (1) is fixedly connected to a collecting frame (12), and a first collecting box (13) is arranged on the collecting frame (12).

5. The vibrating screening equipment for mineral powder processing according to claim 1 is characterized in that: The screen frame (9) is arranged at an angle, and the right side of the screen frame (9) is located in the first discharge port. The front side of the screening box (1) is provided with a second discharge port, and a second collecting box (14) is inserted into the second discharge port.

6. The vibrating screening equipment for mineral powder processing according to claim 3 is characterized in that: The front side of the feed hopper (11) is fixedly connected to a third servo motor (15), the output end of the third servo motor (15) is fixedly connected to a rotating rod (16), and the back side of the rotating rod (16) movably penetrates into the feed hopper (11) and is fixedly connected to a material shifting plate (17).

7. The vibrating screening equipment for mineral powder processing according to claim 6, characterized in that: A plurality of the material shifting plates (17) are provided, and the plurality of the material shifting plates (17) are arranged in a ring array.

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