Ore grading sorting device

Abstract

The utility model discloses an ore grading sorting device, and relates to the technical field of ore extraction, the ore grading sorting device comprises a box body, a feeding assembly for conveying ore to the box body and a screen frame, an air drying device is arranged on the outer wall of the top end of the box body, a shaking device is arranged on the box body, and the shaking device is used for shaking the screen frame to screen the ore. The shaking device comprises a sliding rod clamped in the box body in a sliding mode, the bottom of the sliding rod is arranged on a supporting block in a sleeving mode, a spring used for pushing the sliding rod to move away from one side of the supporting block is arranged at the top of the supporting block, a round head is arranged at the top of the sliding rod, and a cam used for pushing the round head to move downwards is rotationally arranged at the position, above the round head, of the box body. And the air drying device is used for blow-drying moisture on the surface of the ore, the air drying device comprises a support arranged on the outer wall of the box body, so that the ore can be subjected to hot air drying, meanwhile, the angle of an air dryer can be adjusted, the ore can be conveniently shaken and screened, and meanwhile, the filtered ore on the screen frame can be conveniently poured.

Description

Technical Field

[0001] The utility model relates to the technical field of ore mining, in particular to an ore classification and selection device. Background Art

[0002] The ore includes calcite ore, marble ore or limestone ore, which are raw materials for producing calcium carbonate powder.

[0003] In the prior art, a utility model patent with publication number CN219850746U provides an ore grading and screening device, comprising an outer box, a feed port being provided at the top of the outer box, a plurality of mesh frames for filtering ore being slidably connected between the two sides of the inner wall of the outer box, and a swinging assembly for driving the mesh frames to rotate is installed at the bottom; the swinging assembly comprises support rods installed at both ends of the mesh frame, both ends of the support rods are fixedly connected to the outer box, a reinforcement rod is fixedly connected between the two sides of the inner wall of the mesh frame, a block having one end movably extending to the outside of the mesh frame is provided at the bottom of the reinforcement rod, a driving assembly for pulling the mesh frame to move is installed at both ends of the mesh frame, the driving assembly comprises a longitudinal block, both ends of the mesh frame are fixedly connected to a transverse plate, and a transverse groove for the longitudinal block to pass through is provided at the top of the transverse plate.

[0004] The above-mentioned ore grading and screening device fails to dry the ore with hot air, which makes it difficult to screen the wet ore and to dump the filtered ore on the mesh frame. Therefore, we propose an ore grading and selection device to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide an ore classification and selection device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A device for grading and selecting ore, comprising a box body, a feeding assembly for conveying ore to the box body, and a mesh frame, wherein the outer wall at the top of the box body is provided with an air drying device, and the box body is provided with a shaking device, and the shaking device is used to shake the mesh frame to screen the ore, and the shaking device comprises a sliding rod slidably connected in the box body, the bottom of the sliding rod is sleeved on a support block, the top of the support block is provided with a spring for pushing the sliding rod to move away from one side of the support block, the top of the sliding rod is provided with a round head, and a cam for pushing the round head to move downward is rotatably provided at the box body above the round head.

[0008] Preferably, the air drying device is used to dry the moisture on the surface of the ore.

[0009] Preferably, the air-drying device comprises a bracket arranged on the outer wall of the box body, the free end of the bracket is hinged with an air dryer for outputting hot air, and the air dryer is hinged with a telescopic rod for pushing the air dryer to adjust its angle on one side close to the bracket.

[0010] Preferably, a plurality of groups of net frames are fixedly connected to the sliding rod, the plurality of groups of net frames are vertically distributed on the sliding rod, and the sliding rod is mounted on the box body via a limiting ring.

[0011] Preferably, the bottom of the support block is fixed in the box.

[0012] Preferably, the length of the spring is smaller than the height of the recess at the bottom of the sliding rod.

[0013] Preferably, the round head is in a box outside the feeding assembly, the cam is rotatably arranged on the box, and the cam driving motor is arranged on the outer wall of the box.

[0014] Preferably, the bracket is an L-shaped structure.

[0015] Preferably, the air dryer is above the loading assembly side, and the bottom end of the telescopic rod is hinged on the bracket.

[0016] Preferably, the air dryers are provided in at least two groups.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The ore is transported to the mesh frame in the box through the feeding assembly. When the ore is about to separate from the feeding assembly, stop driving the feeding assembly, start the air dryer to dry the ore on the feeding assembly with hot air, drive the telescopic rod, the telescopic rod pushes the air dryer to swing vertically on the bracket, adjust the direction of the hot air blower outlet, so that the ore can be dried with hot air, and the angle of the air dryer can be adjusted at the same time.

[0019] 2. The ore falls into the screen frame from the feeding assembly, driving the cam to rotate. The protruding part of the cam contacts the round head, pushing the sliding rod to slide downward on the limit ring and compressing the spring at the same time, so that the screen frame moves with it. When the protruding part of the cam separates from the round head, the spring returns to its original state, pushing the sliding rod to slide on the support block, and then pushing the screen frame upward. The reciprocating movement makes the screen frame shake to screen the ore. The door on the side wall of the box is opened to discharge the filtered ore, making it convenient to shake and screen the ore, and at the same time, it is convenient to dump the filtered ore on the screen frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the shaking device in the utility model;

[0022] Figure 3 It is a structural schematic diagram of the air drying device in the utility model.

[0023] In the figure: 1. box body; 2. feeding assembly; 3. air drying device; 31. bracket; 32. air drying machine; 33. telescopic rod; 4. screen frame; 5. shaking device; 51. sliding rod; 52. supporting block; 53. spring; 54. round head; 55. cam. 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] See also Figure 1-3 , an ore grading and selection device, comprising a box body 1 and a feeding assembly 2 for conveying ore to the box body 1, the feeding assembly 2 is arranged on the box body 1 or is fixedly mounted above the box body 1, the feeding assembly 2 can be selected as a conveyor belt, and a net frame 4, an openable door for releasing the ore on the net frame 4 is opened on the side wall of the box body 1, an air-drying device 3 is arranged on the outer wall of the top of the box body 1, the air-drying device 3 is used to dry the moisture on the surface of the ore, the air-drying device 3 comprises a bracket 31 arranged on the outer wall of the box body 1, a free end of the bracket 31 is hinged with an air dryer 32 for outputting hot air, and a telescopic rod 33 for pushing the air dryer 32 to adjust the angle is hinged on the side of the bracket 31 of the air dryer 32, the bracket 31 is an L-shaped structure, the air dryer 32 is above the side of the feeding assembly 2, the air dryer 32 is provided with at least two groups, and the bottom end of the telescopic rod 33 is hinged on the bracket 31.

[0026] The ore is transported to the mesh frame 4 in the box body 1 through the feeding component 2. When the ore is about to be separated from the feeding component 2, the feeding component 2 is stopped, and the air dryer 32 is started to dry the ore on the feeding component 2 with hot air. The telescopic rod 33 is driven, and the telescopic rod 33 pushes the air dryer 32 to swing vertically on the bracket 31. The direction of the air outlet of the hot air blower 32 is adjusted so that the ore can be dried with hot air, and the angle of the air dryer 32 can be adjusted at the same time.

[0027] The box body 1 is provided with a shaking device 5, which is used to shake the net frame 4 to screen the ore. The shaking device 5 includes a sliding rod 51 that is slidably connected to the box body 1. The bottom of the sliding rod 51 is sleeved on the support block 52. The top of the support block 52 is provided with a spring 53 for pushing the sliding rod 51 away from the side of the support block 52. A round head 54 is provided on the top of the sliding rod 51. A cam 55 for pushing the round head 54 to move downward is rotatably provided at the box body 1 above the round head 54. A plurality of net frames 4 are fixedly connected to the sliding rod 51. The mesh size of the net frame 4 gradually decreases from top to bottom. The sliding rod 51 to At least two groups are symmetrically distributed in the box body 1, the spacing between the two groups of sliding rods 51 is greater than the width of the screen frame 4, and multiple groups of screen frames 4 are vertically distributed on the sliding rods 51. The sliding rods 51 are installed on the box body 1 through a limiting ring. The limiting ring is used to support the lifting and lowering of the sliding rods 51. The normal spacing between the limiting ring and the screen frame 4 is greater than the contraction length of the spring 53. The bottom of the support block 52 is fixed in the box body 1, the length of the spring 53 is less than the concave height of the bottom of the sliding rod 51, the round head 54 is in the box body 1 outside the feeding component 2, and the cam 55 is rotatably arranged on the box body 1, and the cam 55 driving motor is arranged on the outer wall of the box body 1.

[0028] The ore falls from the feeding assembly 2 into the mesh frame 4, driving the cam 55 to rotate. The protruding part of the cam 55 contacts the round head 54, pushing the sliding rod 51 to slide downward on the limit ring, and compressing the spring 53, so that the mesh frame 4 follows the movement. When the protruding part of the cam 55 separates from the round head 54, the spring 53 returns to its original state, pushing the sliding rod 51 to slide on the support block 52, and then pushing the mesh frame 4 to move upward. The reciprocating movement makes the mesh frame 4 shake to screen the ore. The door on the side wall of the box body 1 is opened to discharge the filtered ore, making it convenient to shake and screen the ore, and at the same time, it is convenient to dump the filtered ore on the mesh frame 4.

[0029] Working principle: The utility model conveys the ore to the net frame 4 in the box body 1 through the feeding component 2. When the ore is about to be separated from the feeding component 2, the feeding component 2 is stopped, and the air dryer 32 is started to dry the ore on the feeding component 2 with hot air. The telescopic rod 33 is driven, and the telescopic rod 33 pushes the air dryer 32 to swing vertically on the bracket 31. The direction of the air outlet of the hot air blower 32 is adjusted so that the ore can be dried with hot air. At the same time, the angle of the air dryer 32 can be adjusted. The ore falls from the feeding component 2 into the net frame 4, and the cam 55 is driven to rotate. The protruding part of the cam 55 contacts the round head 54, pushing the sliding rod 51 to slide downward on the limit ring, and at the same time compressing the spring 53, so that the screen frame 4 follows the movement. When the protruding part of the cam 55 separates from the round head 54, the spring 53 returns to its original state, pushing the sliding rod 51 to slide on the supporting block 52, and then pushing the screen frame 4 to move upward. The reciprocating movement causes the screen frame 4 to shake to screen the ore. The door on the side wall of the box body 1 is opened to discharge the filtered ore, making it convenient to shake and screen the ore, and at the same time, it is convenient to dump the filtered ore on the screen frame 4.

[0030] The feeding assembly 2 is prior art and will not be described in detail here.

[0031] Although 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 of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ore classification and selection device, comprising a box (1), a feeding assembly (2) for conveying ore to the box (1), and a mesh frame (4), characterized in that: The outer wall at the top of the box body (1) is provided with an air drying device (3), and the box body (1) is provided with a shaking device (5), and the shaking device (5) is used to shake the mesh frame (4) to screen the ore. The shaking device (5) includes a sliding rod (51) slidably connected to the box body (1), and the bottom of the sliding rod (51) is sleeved on the support block (52), and the top of the support block (52) is provided with a spring (53) for pushing the sliding rod (51) away from the side of the support block (52), and the top of the sliding rod (51) is provided with a round head (54), and a cam (55) for pushing the round head (54) to move downward is rotatably provided at the box body (1) above the round head (54).

2. The ore classification and selection device according to claim 1 is characterized in that: The air drying device (3) is used to dry the moisture on the surface of the ore.

3. The ore classification and selection device according to claim 2 is characterized in that: The air drying device (3) comprises a bracket (31) arranged on the outer wall of the box body (1); a free end of the bracket (31) is hingedly connected to an air dryer (32) for outputting hot air; and a telescopic rod (33) for pushing the air dryer (32) to adjust its angle is hingedly connected to a side of the bracket (31) of the air dryer (32).

4. The ore classification and selection device according to claim 1 is characterized in that: A plurality of groups of net frames (4) are fixedly connected to the sliding rod (51); the plurality of groups of net frames (4) are vertically distributed on the sliding rod (51); and the sliding rod (51) is mounted on the box body (1) via a limiting ring.

5. The ore classification and selection device according to claim 1 is characterized in that: The bottom of the support block (52) is fixed inside the box (1).

6. The ore classification and selection device according to claim 1 is characterized in that: The length of the spring (53) is smaller than the height of the recess at the bottom of the sliding rod (51).

7. The ore classification and selection device according to claim 1 is characterized in that: The round head (54) is inside the box body (1) outside the feeding assembly (2), the cam (55) is rotatably arranged on the box body (1), and the cam (55) driving motor is arranged on the outer wall of the box body (1).

8. The ore classification and selection device according to claim 3 is characterized in that: The bracket (31) is an L-shaped structure.

9. The ore classification and selection device according to claim 3, characterized in that: The air dryer (32) is located above the loading assembly (2), and the bottom end of the telescopic rod (33) is hinged on the bracket (31).

10. The ore classification and selection device according to claim 9, characterized in that: The air dryers (32) are provided with at least two groups.

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