CN214200827U

CN214200827U - Ore dressing is with automatic sampling screening system

Info

Publication number: CN214200827U
Application number: CN202022777778.7U
Authority: CN
Inventors: 杨富; 蒋照宽; 龚明辉
Original assignee: Heqing Beiya Mining Co ltd
Current assignee: Heqing Beiya Mining Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-14
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses an automatic sampling and screening system for mineral separation, which comprises a platform I, a platform II, a conveyor head wheel and a head funnel, wherein the platform II is positioned above the platform I, the head funnel is positioned on the platform II, the conveyor head wheel extends into the inner cavity of the head funnel, a sampling mechanism is arranged in an unloading area in front of the conveyor head wheel, a chute is arranged below the sampling mechanism, the bottom of the chute is communicated with a screening mechanism on the platform I through a three-way chute, one side above the chute is communicated with a drying mechanism on the platform II through the bypass chute, the bottom of the drying mechanism is communicated with the screening mechanism through the three-way chute, one side of the screening mechanism is provided with a PLC controller, the sampling mechanism, the screening mechanism and the drying mechanism are all electrically connected with the PLC controller, the utility model can realize automatic sampling and granularity analysis of mineral raw materials, has high automation degree, can effectively reduce the human cost, in addition the utility model discloses strong adaptability also can accomplish the sample analysis to the material that humidity is big.

Description

Ore dressing is with automatic sampling screening system

Technical Field

The utility model belongs to the technical field of the mineral processing equipment, specifically speaking relates to an automatic sampling screening system is used in ore dressing.

Background

Mineral separation is a process of crushing and grinding ores according to physical and chemical properties of different minerals in the ores, separating useful minerals from gangue minerals by methods such as a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like, separating various symbiotic (associated) useful minerals from each other as much as possible, and removing or reducing harmful impurities to obtain raw materials required by smelting or other industries. The granularity component of the mineral has important influence on the beneficiation effect, so that the monitoring of the granularity component of the finely ground mineral for beneficiation is of great significance.

The grain size composition of the fine ground ore is usually analyzed in mineral separation plants at present by manually sampling on a conveyor and then weighing after manual hand screening. The following problems exist with screening after manual sampling: the sampling is not uniform, and the detection result is not accurate; the human cost is high, and the efficiency of sample screening is not high. Therefore, the design of the automatic sampling and screening system for mineral separation has important significance.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide an automatic sampling and screening system for mineral separation, which solves the problems of uneven sampling and inaccurate detection result during manual sampling in the technical background by designing an automatic sampling mechanism and a screening mechanism; the human cost is high, and the not high problem of efficiency of sample screening.

In order to solve the technical problem, the utility model adopts the following basic concept:

the utility model provides an ore dressing is with automatic sampling screening system, includes platform I, platform II, conveyer head wheel and head funnel, platform II is located platform I top, head funnel seat is on platform II, conveyer head wheel stretches into head funnel inner chamber, conveyer head wheel the place ahead district of unloading is equipped with sampling mechanism, and the sampling mechanism below is equipped with the chute, the chute bottom is through the screening mechanism on tee bend chute intercommunication platform I, the stoving mechanism on bypass chute intercommunication platform II is passed through to chute top one side, stoving mechanism bottom is through tee bend chute intercommunication screening mechanism, screening mechanism one side is equipped with the PLC controller, sampling mechanism, screening mechanism, stoving mechanism all with the PLC controller electricity is connected.

Preferably, the chute and the bypass chute are respectively provided with an electric gate I and an electric gate II.

Preferably, sampling mechanism includes motor I, mount, axostylus axostyle I, sample fill, motor I passes through the mount to be fixed at head funnel top, and the axle connecting shaft axostylus axostyle I that stretches out of motor I welds the sample fill in I bottoms of axostylus axostyle, the sample is fought the top and is equipped with the material collecting mouth, and the bottom is equipped with the drain hole.

Preferably, stoving mechanism includes casing I, motor II, heater, I top central authorities of casing are located to motor II, and the axle shaft II is connected in stretching out of motor II, II below welding puddlers of axostylus axostyle, electric heater is installed to I bottom of casing and lateral wall all around, and the feed inlet of I top one side of casing and the bottom intercommunication of bypass chute, I top opposite side of casing have the steam discharge port, and the discharge gate of I bottom one side of casing and the top intercommunication of tee bend chute.

Preferably, screening mechanism includes casing II, the feed inlet of II top one sides of casing and the bottom intercommunication of tee bend chute, II inner chambers of casing are from last to be equipped with screening board I, screening board II, screening board III from bottom to bottom in proper order, just screening board I, screening board II, the sieve mesh size of screening board III reduce in proper order.

Preferably, the higher ends of the screening plate I, the screening plate II and the screening plate III penetrate through the side wall of the shell II and are connected with a vibration motor in a vibration box on the outer side wall of the shell II; screening board I, screening board II, the lower one end of screening board III all pass the opening on II lateral walls of casing and extend to the sample groove top, the III below of screening board is equipped with the drawer that gathers materials.

Preferably, electric gate I, electric gate II, motor I, motor II, shock dynamo, humidity monitor, electric valve all with the PLC controller electricity is connected.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

The utility model discloses can accomplish the sample screening automatically, and the sample is even, efficient. The PLC 11 is used for respectively controlling the opening of the electric gate I601 and the closing of the electric gate II 901, then the PLC 11 controls the motor I501 on the head funnel 4 to start, the motor I501 drives the sampling hopper 504 to rotate through the shaft lever I503, when the sampling hopper 504 rotates to a position close to one side of the conveyor head wheel 3 for sampling, the samples collected by the sampling hopper 504 sequentially pass through the chute 6 and the three-way chute 7 and then enter the screening mechanism 8, materials screened by the screening plate I802, the screening plate II 803 and the screening plate III 804 sequentially pass through the screening plate I802, the screening plate II 803 and the screening plate III 804 from top to bottom in the screening mechanism flow into the sampling groove 808 through an opening 807 in the side wall of the shell II 801, and the material that the screen board III 804 was sieved then falls into the drawer 809 that gathers materials, and the staff weighs the weight of the interior material of sample cell 808 and the drawer 809 that gathers materials respectively and can know the granularity composition of the fine grinding mineral raw materials.

Furthermore, the utility model discloses strong adaptability also can analyze its granularity composition to the great fine grinding material of humidity. When the material to be sampled and analyzed is a finely ground material with high humidity, the PLC 11 is used for respectively controlling the electric gate I601 to be closed and the electric gate II 901 to be opened, and the sampling mechanism 5 and the drying mechanism (10) are started. The motor I501 drives the sampling hopper 504 to rotate through the shaft lever I503, when the sampling hopper 504 rotates to a side close to the conveyor head wheel 3, a sample is sampled, the sample collected by the sampling hopper 504 enters the drying mechanism 10 after passing through the bypass chute 9 in sequence, the material is dried under the heating of the heater 1003 of the drying mechanism 10, the motor II 1002 drives the stirring rod 1005 to stir the material in the inner cavity of the shell I1001 through the shaft lever II 1004 so as to accelerate the drying of the material, when the moisture of the material 1006 monitored by the humidity monitor is lower than a set value, a signal is transmitted to the PLC 11, the PLC 11 controls the electric valve 1007 to be opened, the dried material enters the screening mechanism 8 after passing through the three-way chute 7, and sequentially passes through the screening plate I802, the screening plate II 803 and the screening plate 804 from top to bottom in the screening mechanism, the materials screened by the screening plate I802, the screening plate II 803 and the screening plate 804 all flow into the sampling chute 808 through the opening 807 in the side wall of the shell II 801, and the material that the screen board III 804 was sieved then falls into the drawer 809 that gathers materials, and the staff weighs the weight of the interior material of sample cell 808 and the drawer 809 that gathers materials respectively and can know the granularity composition of the fine grinding mineral raw materials.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic diagram of the main structure of an automatic sampling and screening system for mineral separation according to the present invention;

FIG. 2 is a partial schematic view of a sampling mechanism of an automatic sampling and screening system for mineral separation according to the present invention;

FIG. 3 is a schematic view of the drying mechanism of the automatic sampling and screening system for mineral separation of the present invention;

FIG. 4 is a schematic diagram of the sieving mechanism of the automatic sampling and sieving system for mineral separation according to the present invention;

fig. 5 is the utility model discloses a mineral processing is with automatic sampling screening system sampling hopper's schematic structure diagram.

Reference numbers in the figures: 1. a platform I; 2. a platform II; 3. a conveyor head wheel; 4. a head funnel; 5. a sampling mechanism; 501. a motor I; 502. a fixed mount; 503. a shaft lever I; 504. a sampling hopper; 5041. a material collecting port; 5042. a material leakage port; 6. a chute; 7. a three-way chute; 8. a screening mechanism; 801. a shell II; 802. screening the plate I; 803. a screening plate II; 804. a screening plate III; 805. a vibration box; 806. vibrating a motor; 807. an opening; 808. a sampling groove; 809. a material collection drawer; 9. a bypass chute; 10. a drying mechanism; 1001. a shell I; 1002. a motor II; 1003. an electric heater; 1004. a shaft lever II; 1005. A stirring rod; 1006. a humidity monitor; 1007. an electrically operated valve; 11. a PLC controller.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1 to 5, this embodiment an automatic sampling screening system for ore dressing, including platform I1, platform II 2, conveyer head wheel 3 and head funnel 4, platform II 2 is located platform I1 top, head funnel 4 is located platform II 2, conveyer head wheel 3 stretches into 4 inner chambers of head funnel, 3 the place ahead of conveyer head wheel are unloaded the district and are equipped with sampling mechanism 5, sampling mechanism 5 below is equipped with chute 6, screening mechanism 8 on chute 6 bottom is through three-way chute 7 intercommunication platform I1, drying mechanism 10 on chute 6 top one side is through bypass chute 9 intercommunication platform II 2, drying mechanism 10 bottom is through three-way chute 7 intercommunication screening mechanism 8, screening mechanism 8 one side is equipped with PLC controller 11, sampling mechanism 5, screening mechanism 8, drying mechanism 10 all is connected with PLC controller 11 electricity.

An electric gate I601 and an electric gate II 901 are respectively arranged on the chute 6 and the bypass chute 9; the electric gate I601 can control the chute 6 to be unblocked and closed, and the electric gate II 901 can control the bypass chute 9 to be unblocked and closed; the sampling mechanism 5 comprises a motor I501, a fixing frame 502, a shaft lever I503 and a sampling hopper 504, the motor I501 is fixed at the top of the head funnel 4 through the fixing frame 502, the motor I501 comprises a frequency converter, the motor I501 can carry out frequency conversion and speed regulation, an extending shaft of the motor I501 is connected with the shaft lever I503, the sampling hopper 504 is welded at the bottom of the shaft lever I503, a material collecting port 5041 is arranged at the top of the sampling hopper (504), and a material leaking port 5042 is arranged at the bottom of the sampling hopper (504); the drying mechanism 10 comprises a shell I1001, a motor II 1002 and an electric heater 1003, wherein the motor II 1002 is arranged in the center of the top of the shell I1001, a shaft II 1004 is connected with an extending shaft of the motor II 1002, a stirring rod 1005 is welded below the shaft II 1004, the electric heater 1003 is arranged on the bottom and the peripheral side wall of the shell I1001, the electric heater 1003 can heat materials and dry moisture in the materials, a humidity monitor 1006 is arranged on the inner wall of the shell I1001, the humidity monitor 1006 can monitor the humidity of the materials in real time, a feeding hole on one side of the top of the shell I1001 is communicated with the bottom of a bypass chute 9, a water vapor discharging hole is formed in the other side of the top of the shell I1001, a discharging hole on one side of the bottom of the shell I1001 is communicated with the top of a three-way chute 7, an electric valve 1007 is arranged on the discharging hole on the bottom of the shell I1001, and the electric valve 1007 can control the opening and closing of the discharging hole on the bottom of the shell I1001; the screening mechanism 8 comprises a shell II 801, a feed inlet on one side of the top of the shell II 801 is communicated with the bottom of the three-way chute 7, a screening plate I802, a screening plate II 803 and a screening plate III 804 are sequentially arranged in an inner cavity of the shell II 801 from top to bottom, and the sizes of meshes of the screening plate I802, the screening plate II 803 and the screening plate III 804 are sequentially reduced, so that materials with different particle sizes can be screened out through the design; the higher ends of the screening plate I802, the screening plate II 803 and the screening plate III 804 penetrate through the side wall of the shell II 801 and are connected with a vibration motor 806 in a vibration box 805 on the outer side wall of the shell II 801, and the vibration motor 806 can realize vibration of the screening plate I802, the screening plate II 803 and the screening plate III 804 and accelerate the screening speed of materials; the lower ends of the screening plate I802, the screening plate II 803 and the screening plate III 804 penetrate through the opening 807 in the side wall of the shell II 801 and extend to the upper part of the sampling groove 808, the design can ensure that materials on the screen can smoothly fall into the sampling groove 808, the material collecting drawer 809 is arranged below the screening plate III 804, and the material collecting drawer 809 can collect undersize materials of the screening plate III 804; electric gate I601, electric gate II 901, I501, II 1002 of motor, shock dynamo 806, humidity monitor 1006 and electric valve 1007 all are connected with PLC controller 11 electricity, can control opening and closing of electric gate I601, electric gate II 901, I501, II 1002 of motor, shock dynamo 806, humidity monitor 1006 and electric valve 1007 through PLC controller 11.

The specific working principle is as follows: when dry materials on a conveying belt need to be sampled and analyzed, an electric gate I601 is controlled to be opened and an electric gate II 901 is controlled to be closed through a PLC 11, then a motor I501 on a head funnel 4 is controlled to be started through the PLC 11, the motor I501 drives a sampling hopper 504 to rotate through a shaft rod I503, when the sampling hopper 504 rotates to a position close to one side of a head wheel 3 of the conveyor to take samples, the samples collected by the sampling hopper 504 sequentially pass through a chute 6 and a three-way chute 7 and then enter a screening mechanism 8, the materials screened by the screening plate I802, the screening plate II 803 and the screening plate III 804 sequentially pass through a screening plate I802, a screening plate II 803 and a screening plate III 804 from top to bottom in the screening mechanism, the materials screened by the screening plate I802, the screening plate II 803 and the screening plate III 804 all flow into a sampling groove 808 through an opening 807 in the side wall of a shell II 801, the materials screened by the screening plate III 804 and collected materials fall into an aggregate drawer 809, and a worker can know the granularity composition of the finely ground mineral materials by respectively weighing the materials in the sampling groove 808 and aggregate drawer, after sampling analysis is completed, the motor I501 drives the sampling hopper 504 to rotate to the side far away from the conveyor head wheel 3 through the shaft lever I503, and then sampling can be stopped.

When the material to be sampled and analyzed is a finely ground material with high humidity, the PLC 11 is used for respectively controlling the electric gate I601 to be closed and the electric gate II 901 to be opened, and the sampling mechanism 5 and the drying mechanism (10) are started. The motor I501 drives the sampling hopper 504 to rotate through the shaft lever I503, when the sampling hopper 504 rotates to a side close to the conveyor head wheel 3, a sample is sampled, the sample collected by the sampling hopper 504 enters the drying mechanism 10 after passing through the bypass chute 9 in sequence, the material is dried under the heating of the heater 1003 of the drying mechanism 10, the motor II 1002 drives the stirring rod 1005 to stir the material in the inner cavity of the shell I1001 through the shaft lever II 1004 so as to accelerate the drying of the material, when the moisture of the material 1006 monitored by the humidity monitor is lower than a set value, a signal is transmitted to the PLC 11, the PLC 11 controls the electric valve 1007 to be opened, the dried material enters the screening mechanism 8 after passing through the three-way chute 7, and sequentially passes through the screening plate I802, the screening plate II 803 and the screening plate 804 from top to bottom in the screening mechanism, the materials screened by the screening plate I802, the screening plate II 803 and the screening plate 804 all flow into the sampling chute 808 through the opening 807 in the side wall of the shell II 801, and the material that the III 804 of screening board was sieved then falls into the drawer 809 that gathers materials in, and the staff weighs the weight of the interior material of sample groove 808 respectively and the drawer 809 of gathering materials can know the granularity constitution of fine grinding mineral raw materials, and after the sample analysis was accomplished, motor I501 drives the rotation of sample fill 504 to keeping away from 3 one sides of conveyer head pulley through axostylus axostyle I503 and can stop the sample.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. The utility model provides an ore dressing is with automatic sampling screening system, includes platform I (1), platform II (2), conveyer head pulley (3) and head funnel (4), platform II (2) are located platform I (1) top, head funnel (4) are located platform II (2), conveyer head pulley (3) stretch into head funnel (4) inner chamber, its characterized in that: conveyer head wheel (3) the place ahead district of unloading is equipped with sampling mechanism (5), and sampling mechanism (5) below is equipped with chute (6), screening mechanism (8) on chute (6) bottom through tee bend chute (7) intercommunication platform I (1), drying mechanism (10) on chute (6) top one side through bypass chute (9) intercommunication platform II (2), drying mechanism (10) bottom is through tee bend chute (7) intercommunication screening mechanism (8), screening mechanism (8) one side is equipped with PLC controller (11), sampling mechanism (5), screening mechanism (8), drying mechanism (10) all with PLC controller (11) electricity is connected.

2. The automatic sampling and screening system for mineral separation according to claim 1, characterized in that: and the chute (6) and the bypass chute (9) are respectively provided with an electric gate I (601) and an electric gate II (901).

3. The automatic sampling and screening system for mineral separation according to claim 1, characterized in that: sampling mechanism (5) are including motor I (501), mount (502), axostylus axostyle I (503), sampling hopper (504), motor I (501) are fixed at head funnel (4) top through mount (502), and the axle connection axostylus axostyle I (503) that stretches out of motor I (501), and axostylus axostyle I (503) bottom welding sampling hopper (504), sampling hopper (504) top is equipped with material collection mouth (5041), and the bottom is equipped with drain hole (5042).

4. The automatic sampling and screening system for mineral separation according to claim 1, characterized in that: drying mechanism (10) are including casing I (1001), motor II (1002), electric heater (1003), I (1001) top central authorities of casing are located in motor II (1002), the axle shaft II (1004) of stretching out of motor II (1002), welding puddler (1005) in II (1004) below of axle shaft, electric heater (1003) are installed to I (1001) bottom of casing and lateral wall all around, I (1001) inner wall of casing is equipped with humidity monitor (1006), and the feed inlet of I (1001) top one side of casing communicates with the bottom of bypass chute (9), and there is the steam discharge port casing I (1001) top opposite side, and the discharge gate of I (1001) bottom one side of casing communicates with the top of tee bend chute (7), and the discharge gate of I (1001) bottom of casing is equipped with electric valve (1007).

5. The automatic sampling and screening system for mineral separation according to claim 1, characterized in that: screening mechanism (8) are including II (801) of casing, the feed inlet of II (801) top one side of casing and the bottom intercommunication of tee bend chute (7), II (801) inner chambers of casing are from last to be equipped with screening board I (802), screening board II (803), screening board III (804) from bottom to bottom in proper order, just the sieve mesh size of screening board I (802), screening board II (803), screening board III (804) reduces in proper order.

6. The automatic sampling and screening system for mineral separation according to claim 5, characterized in that: the higher ends of the screening plate I (802), the screening plate II (803) and the screening plate III (804) penetrate through the side wall of the shell II (801) and are connected with a vibration motor (806) in a vibration box (805) on the outer side wall of the shell II (801); the lower one end of screening board I (802), screening board II (803), screening board III (804) all pass opening (807) on II (801) lateral walls of casing and extend to sample groove (808) top, screening board III (804) below is equipped with collection materials drawer (809).