Laboratory ore sample grinding, drying and screening integrated device

Abstract

The utility model relates to the technical field of metal ore grinding and screening, in particular to a laboratory ore sample grinding, drying and screening integrated device which comprises a smoke collecting device, a grinding device, a drying device, a dispersing device and a sample separating device. The grinding device comprises a grinding bin, a grinding motor and a grinding roller, the grinding bin is arranged below the smoke collecting device, the grinding roller is arranged on the inner side of the grinding bin, the grinding motor is arranged above the smoke collecting device, and an output shaft of the grinding motor penetrates through the smoke collecting device to be fixedly connected with the grinding roller in the grinding bin; the grinding, drying, scattering, screening and sample separating processes of ore samples are integrated, the grinding range is enlarged, the grinding speed is increased, grinding, heating, drying and screening are carried out at the same time, machining equipment and procedures are reduced, the device is simple in structure, convenient to operate and low in production cost, production efficiency is improved, and production cost is reduced. And material pollution and waste in the processing and conversion process of multiple devices are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal ore grinding screening technical field especially relates to a laboratory ore sample grinding drying screening integrated device. BACKGROUND

[0002] In nonferrous metal smelting enterprises, research institutes, colleges and universities, when detecting or analyzing the ore composition and grade of nonferrous metal ore, the ore sample needs to be mixed, ground and screened, and the widely used method is still roller grinding, manual sampling and electric furnace drying, and the most widely used grinding method is to put a certain amount of grinding bodies (or grinding medium) of different shapes and sizes into a cylinder, and the cylinder rotates at a certain speed, so that the grinding bodies are driven to produce impact and grinding effect, achieving the purpose of grinding the materials. The mixing, grinding and screening process is a very complex process, which needs multiple equipment and multiple people to work together to complete, thus bringing many inconveniences to the ore sample grinding and screening work. SUMMARY

[0003] The utility model provides a laboratory ore sample grinding drying screening integrated device, overcomes the above prior art, and effectively solves the problems of inconvenient operation and poor grinding effect of the existing laboratory ore sample grinding drying screening using multiple equipment.

[0004] To solve the above problems, the laboratory ore sample grinding drying screening integrated device provided by the utility model comprises a flue gas collecting device, a grinding device, a drying device, a dispersing device and a sample separating device.

[0005] The grinding device comprises a grinding bin, a grinding motor and a grinding roller, the flue gas collecting device is provided below the grinding bin, the inside of the grinding bin is provided with the grinding roller, the flue gas collecting device is provided above the grinding motor, the output shaft of the grinding motor is fixedly connected with the grinding roller in the grinding bin through the flue gas collecting device, and the edge of the grinding bin is provided with a feeding bin fixedly communicated with the inside of the grinding bin; the bottom of the grinding bin is provided with a mesh hole plate.

[0006] The drying device comprises a drying box and a heater, the drying box is arranged below the grinding bin, the inside of the drying box at the position below the mesh hole plate is provided with a ring-shaped mesh hole, and the drying box at the position between the ring-shaped mesh hole and the drying box is provided with the heater;

[0007] The dispersing device comprises a dispersing bin, a disperser and a dispersing motor, the dispersing bin is arranged below the drying box, the dispersing bin is provided with the disperser, the outside of the dispersing bin is provided with the dispersing motor fixedly connected with the disperser, and the bottom of the dispersing bin is provided with a mesh screen.

[0008] The sample distributing device comprises a sample distributing bin, a chain mesh screen belt, a sample distributing motor and a sample distributing scraper, the sample distributing bin is arranged below the sample distributing bin, the chain mesh screen belt is arranged in the center of the sample distributing bin, a rotating motor is fixedly connected to one side shaft of the chain mesh screen belt, and a support is arranged below the chain mesh screen belt; a sample distributing scraper is arranged at the bottom of the inner side of the sample distributing bin, and a sample distributing motor is fixedly connected to the central shaft of the sample distributing scraper; a plurality of sample distributing holes are arranged on the bottom plate of the sample distributing bin, a plurality of sample distributing boxes are arranged at the bottom of the sample distributing bin, and moving wheels are arranged at the bottom of the sample distributing boxes.

[0009] The grinding device further comprises a grinding shaft, the grinding roller comprises three grinding wheels which are uniformly distributed along the circumference outside the grinding shaft, and the upper end of the grinding shaft is fixedly connected to the output shaft of the grinding motor after passing through the top of the grinding bin and the flue gas collecting device.

[0010] The disperser comprises a dispersing shaft and a sheet blade, a plurality of sheet blades are uniformly distributed along the circumference outside the dispersing shaft, and one end of the dispersing shaft is fixedly connected to the output shaft of the dispersing motor after passing through the dispersing bin.

[0011] The sample distributing scraper comprises a sample distributing shaft and a scraping blade, at least a plurality of scraping blades are uniformly distributed along the circumference outside the sample distributing shaft, and the upper end of the sample distributing shaft is fixedly connected to the output shaft of the sample distributing motor.

[0012] The inner side of the sample distributing bin is provided with a fixing frame, a motor protection shell is mounted on the fixing frame, and the sample distributing motor is mounted in the motor protection shell.

[0013] The heating range of the heater is 80-120 DEG C.

[0014] The sample grinding, drying, dispersing, screening and distributing processes are integrated and operated, the grinding range is increased, the grinding speed is improved, the grinding, heating and drying and screening are simultaneously performed, the processing equipment and processes are reduced, the device has the advantages of simple structure, convenient operation, low production cost, improved production efficiency and saved material pollution and waste in the processing conversion process.

[0015] In addition, the disperser is adopted to disperse the ground and dried ore sample, the ore sample is uniformly distributed on the screen and is uniformly screened at the same speed, the operation is accurately matched, and the work efficiency is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] The specific embodiments of the utility model will be further and specifically explained in combination with the drawings.

[0017] Figure 1 It is a front view structural schematic diagram of the utility model.

[0018] Figure 2 It is the main structure section view of the utility model.

[0019] Figure 3 It is the top view of the chain type screen of the utility model embodiment.

[0020] Figure 4 It is the schematic view of the disperser of the utility model embodiment.

[0021] Figure 5 It is the top view of the grinding roller of the utility model embodiment.

[0022] Figure 6 It is the top view of the scraper sample divider of the utility model embodiment.

[0023] Figure 7 It is the top view of the sample dividing box of the utility model embodiment.

[0024] In the figure: 1-grinding bin, 2-grinding motor, 3-grinding roller, 4-feeding bin, 5-mesh hole plate, 6-drying box, 7-heater, 8-annular mesh, 9-dispersing bin, 10-dispersing motor, 11-screen, 12-sample dividing bin, 13-chain type screen belt, 14-sample dividing motor, 15-rotating motor, 16-support, 17-sample dividing hole, 18-sample dividing box, 19-moving wheel, 20-grinding central shaft, 21-dispersing central shaft, 22-plate-shaped blade, 23-sample dividing central shaft, 24-scraping blade, 25-fixing frame, 26-smoke collecting device. DETAILED DESCRIPTION

[0025] The utility model is not limited by the following embodiments, and the specific implementation can be determined according to the technical scheme of the utility model and actual conditions.

[0026] The utility model will be further described in combination with embodiments and drawings:

[0027] As Figures 1-7 Indicated, a kind of laboratory ore sample grinding drying screening integrated device, including smoke collecting device 26, grinding device, drying device, dispersing device and sample dividing device;

[0028] Grinding device includes grinding bin 1, grinding motor 2 and grinding roller 3, smoke collecting device 26 below is equipped with grinding bin 1, the inboard of grinding bin 1 is equipped with grinding roller 3, smoke collecting device 26 above is equipped with grinding motor 2, the output shaft of grinding motor 2 passes through smoke collecting device 26 and is fixedly connected with the grinding roller 3 in grinding bin 1, the edge of grinding bin 1 is equipped with the feeding bin 4 fixedly communicated with the inboard of grinding bin 1;Grinding bin 1 bottom is equipped with mesh hole plate 5;

[0029] The drying device comprises a drying box 6 and a heater 7, the drying box 6 is arranged below the grinding bin 1, a ring-shaped mesh 8 is arranged on the inner side of the drying box 6 at the position below the mesh hole plate 5, and the heater 7 is arranged in the drying box 6 at the position between the ring-shaped mesh 8 and the drying box 6;

[0030] The dispersing device comprises a dispersing bin 9, a disperser and a dispersing motor 10, the dispersing bin 9 is arranged below the drying box 6, the disperser is arranged in the dispersing bin 9, the dispersing motor 10 is fixedly connected with the disperser at the outer side of the dispersing bin 9, and the mesh screen 11 is arranged at the bottom of the dispersing bin 9;

[0031] The sample dividing device comprises a sample dividing bin 12, a chain-shaped mesh screen belt 13, a sample dividing motor 14 and a sample dividing scraper, the sample dividing bin 12 is arranged below the dispersing bin 9, the chain-shaped mesh screen belt 13 is arranged in the center of the sample dividing bin 12, the rotating motor 15 is fixedly connected with the shaft of one side of the chain-shaped mesh screen belt 13, and the support 16 is arranged below the chain-shaped mesh screen belt 13; the sample dividing motor 14 is fixedly connected with the central shaft of the sample dividing scraper arranged at the inner bottom of the sample dividing bin 12; a plurality of sample dividing holes 17 penetrating up and down are arranged on the bottom plate of the sample dividing bin 12, a plurality of sample dividing boxes 18 are arranged at the bottom of the sample dividing bin 12, and the moving wheels 19 are arranged at the bottom of the sample dividing boxes 18.

[0032] The smoke collecting device 26 is internally provided with a toxic and harmful gas filter screen, which filters the toxic and harmful gas possibly generated in the grinding process of the grinding device, and the filtered gas enters the exhaust pipeline.

[0033] The mesh screen 11 can pass the particle size of 1mm-1.5mm, the chain-shaped mesh screen belt 13 can pass the particle size of 0.2mm-1.0mm, the rotating motor 15 drives the chain-shaped mesh screen belt 13 to rotate, the plane of the chain-shaped mesh screen belt 13 is in close contact with the wall of the sample dividing bin 12, and the ore sample cannot be taken out.

[0034] The moving wheels 19 are used to move the sample dividing boxes 18 out after the ore sample is processed, so that the ore sample in the sample dividing boxes 18 can be collected and used.

[0035] According to the requirement, the heating range of the heater 7 is 80℃-120℃.

[0036] In operation, the ore sample enters the grinding bin 1 through the feeding bin 4, the grinding motor 2 rotates to drive the grinding roller 3 to grind the ore sample, the ground ore sample enters the heating box through the mesh hole plate 5, the heater 7 in the heating box is started to generate heat which enters the inside of the heating box through the ring-shaped mesh 8 to heat the ore sample passing through the heating box, the heated ore sample is dispersed by the disperser driven by the dispersing motor 10 and then enters the sample dividing bin 12 after being filtered by the mesh screen 11, the chain-shaped mesh screen belt 13 in the sample dividing bin 12 filters the ore sample again, and then the sample dividing motor 14 drives the sample dividing scraper to rotate, so that the ore sample is dispersed into the sample dividing boxes 18.

[0037] In summary, the utility model discloses a set of grinding, drying, scattering, screening and sample separation process by setting up flue gas collecting device 26, grinding device, drying device, dispersing device and sample separation device, grinding by grinding roller 3, increase the grinding range, improve the grinding speed, and the edge grinding edge heating drying edge screening, reduce the processing equipment and process, the device structure is simple, convenient operation, low in production cost, improve the production efficiency, save the material pollution and waste in the processing conversion process.

[0038] In addition, the utility model discloses a disperser, which is used to disperse the ground and dried ore sample, avoid uneven ore sample, and make the ore sample evenly fall on the screen 11 for synchronous and uniform screening, so as to accurately cooperate and ensure the work efficiency.

[0039] As shown in Figure 1 , 2 , 5, the grinding device further includes a grinding shaft 20, and the grinding roller 3 includes three grinding wheels that are uniformly distributed along the circumference outside the grinding shaft 20, and the upper end of the grinding shaft 20 is fixedly connected with the output shaft of the grinding motor 2 after passing through the top of the grinding bin 1 and the flue gas collecting device 26. Thus, the ore sample is ground, and the rotation speed of the grinding wheel can be adjusted by the grinding motor 2.

[0040] As shown in Figure 2 , 4 , the disperser includes a dispersing shaft 21 and a sheet blade 22, a plurality of sheet blades 22 are uniformly distributed along the circumference outside the dispersing shaft 21, and one end of the dispersing shaft 21 is fixedly connected with the output shaft of the dispersing motor 10 after passing through the dispersing bin 9. Thus, the dispersing motor 10 drives the sheet blade 22 to rotate to disperse the dried ore sample.

[0041] As shown in Figure 2 , 6 , the sample separation scraper includes a sample separation shaft 23 and a scraping blade 24, and a plurality of scraping blades 24 are uniformly distributed along the circumference outside the sample separation shaft 23, and the upper end of the sample separation shaft 23 is fixedly connected with the output shaft of the sample separation motor 14. Thus, the sample separation motor 14 drives the scraping blade 24 to rotate to realize the effect of ore sample separation.

[0042] As shown in Figure 2 , a fixed frame 25 is arranged on the inner side of the sample separation bin 12, a motor protection shell is installed on the fixed frame 25, and the sample separation motor 14 is installed in the motor protection shell. Thus, the sample separation motor 14 is protected.

Claims

1. A laboratory ore sample grinding, drying and screening integrated device, characterized in that, The device comprises a smoke collection device, a grinding device, a drying device, a dispersing device and a sample separating device. The grinding device comprises a grinding bin, a grinding motor and a grinding roller. The grinding bin is arranged below the smoke collection device. The grinding roller is arranged on the inner side of the grinding bin. The grinding motor is arranged above the smoke collection device. The output shaft of the grinding motor is fixedly connected with the grinding roller in the grinding bin through the smoke collection device. The edge of the grinding bin is provided with a feeding bin fixedly communicated with the inner side of the grinding bin. The bottom of the grinding bin is provided with a mesh hole plate. The drying device comprises a drying box and a heater. The drying box is arranged below the grinding bin. The inner side of the drying box at the position below the mesh hole plate is provided with a ring-shaped mesh. The drying box at the position between the ring-shaped mesh and the drying box is provided with the heater. The dispersing device comprises a dispersing bin, a disperser and a dispersing motor. The dispersing bin is arranged below the drying box. The disperser is arranged in the dispersing bin. The dispersing motor is fixedly connected with the disperser on the outer side of the dispersing bin. The bottom of the dispersing bin is provided with a mesh screen. The sample separating device comprises a sample separating bin, a chain mesh screen belt, a sample separating motor and a sample separating scraper. The sample separating bin is arranged below the dispersing bin. The chain mesh screen belt is arranged in the center of the sample separating bin. The rotating motor is fixedly connected with the shaft on one side of the chain mesh screen belt. The support is arranged below the chain mesh screen belt. The sample separating scraper is arranged on the inner side of the bottom of the sample separating bin. The sample separating motor is fixedly connected with the central shaft of the sample separating scraper. The bottom plate of the sample separating bin is provided with a plurality of sample separating holes penetrating up and down. The bottom of the sample separating bin is provided with a plurality of sample separating boxes. The bottom of each sample separating box is provided with a moving wheel.

2. The laboratory ore sample grinding, drying and screening integrated device according to claim 1, characterized in that, The grinding device further comprises a grinding central shaft. The grinding roller comprises three grinding wheels uniformly distributed along the circumference on the outer side of the grinding central shaft. The upper end of the grinding central shaft is fixedly connected with the output shaft of the grinding motor through the top of the grinding bin and the smoke collection device.

3. The laboratory ore sample grinding, drying and screening integrated device according to claim 1, characterized in that, The disperser comprises a dispersing central shaft and a sheet blade. A plurality of sheet blades are uniformly distributed along the circumference on the outer side of the dispersing central shaft. One end of the dispersing central shaft is fixedly connected with the output shaft of the dispersing motor through the dispersing bin.

4. The laboratory ore sample grinding, drying and screening integrated device according to claim 1, characterized in that, The sample separating scraper comprises a sample separating central shaft and a scraping blade. A plurality of scraping blades are uniformly distributed along the circumference on the outer side of the sample separating central shaft. The upper end of the sample separating central shaft is fixedly connected with the output shaft of the sample separating motor.

5. The laboratory ore sample grinding, drying and screening integrated device according to claim 1, characterized in that, The inner side of the sample separating bin is provided with a fixing frame. The motor protection shell is mounted on the fixing frame. The sample separating motor is arranged in the motor protection shell.

6. The laboratory ore sample grinding, drying and screening integrated device according to claim 1, characterized in that, The heating range of the heater is 80-120℃.

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