A feeding equipment for laterite nickel ore

Abstract

The present invention discloses a feeding equipment for laterite nickel ore, including a rotating platform, a material unloading platform and a grabbing mechanism. A partition is provided on the top of the rotating platform to separate the top of the rotating platform into a first stacking pit and a second stacking pit. The rotating platform is used to rotate the first stacking pit and the second stacking pit to replace the position; the material unloading platform is arranged on both sides of the first stacking pit, and a stacking mechanism is arranged thereon to push the material on the material unloading platform from both sides to the middle stacking pit. The new type of laterite nickel ore feeding equipment provided by the present invention provides a material unloading platform for multiple transport vehicles to pour materials side by side, and the stacking mechanism is used to stack them centrally in the middle stacking pit, and then the two stacking pits are replaced by the rotating platform, and the grabbing mechanism is used to grab and put the ore, which avoids the queuing of transport vehicles and improves the efficiency of pouring ore.

Description

[0001] Description

[0002] A FEEDING EQUIPMENT FOR LATERITE NICKEL ORE

[0003] FILED OF THE DISCLOSURE

[0004] The present invention relates to the technical field of laterite nickel ore feeding, and in particular to a feeding equipment for laterite nickel ore .

[0005] BACKGROUND

[0006] In the processing of laterite nickel ore , the raw materials need to be fed to the ore inlet , that is , the inlet of the feed bin . After feeding, the raw materials are subj ected to a series of production process treatments . For example , Chinese patent 202310601638 . X discloses a laterite nickel ore suspension roasting pre-reduction-smelting system and process , including a feed bin, a screw feeder, a disintegrator, a preheater, a suspension furnace , a gas-solid separation device , a dust collector, a reactor, an electric furnace , an air separation device , a fan, and a sul fur recovery system . At present , the feeding method of nickel ore is mostly to use a transport vehicle to pour the ore into the ore inlet of the production line .

[0007] The above-mentioned prior art also has the following disadvantages : since there is only one ore entrance , transport vehicles are required to unload the materials in sequence , which will cause a large number of transport vehicles to queue up at the ore material entrance , af fecting the ef ficiency of ore material unloading .

[0008] SUMMARY

[0009] The obj ective of this invention is to overcome the above technical deficiencies , propose a new type of laterite nickel ore feeding equipment , and solve the technical problem in the prior art that a large number of transport vehicles need to queue up at the ore inlet , af fecting the ef ficiency of ore unloading . In order to achieve the above technical obj ectives , this invention adopts the following technical solutions :

[0010] This invention provides a new type of laterite nickel ore feeding equipment , including :

[0011] A rotating platform, with a partition on the top, which divides the top of the rotating platform into a first stacking pit and a second stacking pit , and the rotating platform is used to rotate the first stacking pit and the second stacking pit to replace the positions ;

[0012] An unloading platform, which is arranged on both sides of the first stacking pit , and on which a stacking mechanism is arranged for pushing the materials on the unloading platform from both sides to the first stacking pit in the middle ; and

[0013] A grabbing mechanism, which is installed directly above the second stacking pit and is used for grabbing materials and dropping them into the ore inlet .

[0014] In some embodiments , the rotating platform includes a circular platform and a driving mechanism, the output end of the driving mechanism is connected to the circular platform for driving the circular platform to rotate , a pit is provided on the top of the circular platform, and the partition is arranged on the middle bisector of the pit .

[0015] In some embodiments , the unloading platform is in a strip shape and has a nested opening thereon . The rotating platform is embedded in the nested opening and is flush with the upper surface of the unloading platform .

[0016] In some embodiments , a vertical plate flush with the partition is provided on one side of the unloading platform, and an curved baf fle is provided on the other side of the unloading platform .

[0017] In some embodiments , a fence surrounding the second stacking pit is provided on the side of the unloading platform corresponding to the grabbing mechanism .

[0018] In some embodiments , there are two stacking mechanisms , which are respectively arranged on both sides of the rotating platform . The stacking mechanism includes a linear driving member and a push plate . The linear driving member is installed on the vertical plate The push plate is connected to the movable end of the linear driving member . The linear driving member is used to drive the push plate to move along the length direction of the unloading platform .

[0019] In some embodiments , the linear drive component includes a driving motor, a guide rail , a wire lever and a slider . The guide rail is fixed on the top of the vertical plate , the wire lever is rotatably connected to the inner side of the guide rail , the slider is threadedly connected to the outer side of the wire lever and slides within a limited position on the inner side of the guide rail , the slider is connected to the push plate through a bracket , the driving motor is installed at one end of the guide rail , and its conveying shaft is connected to the wire lever .

[0020] In some embodiments , the push plate is in an curved shape , and the radius of the curved push plate matches the radius of the circular platform .

[0021] In some embodiments , the grabbing mechanism includes a gantry crane having a lifting member, a transverse member and a grabbing member . The transverse member is arranged at the bottom of the gantry crane , the li fting member is arranged at the top of the gantry crane , and the grabbing member is arranged on the movable end of the li fting member .

[0022] In some embodiments , the grabbing member includes a pair of hoppers and a pair of hydraulic push rods , the hoppers are hinged to the movable end of the li fting member, one end of the hydraulic push rod is hinged to the corresponding hopper, and the other end is hinged to the movable end of the li fting member, which is used to telescopically drive the two hoppers to open and close .

[0023] Compared with the prior art , the new type of laterite nickel ore feeding equipment provided by the present invention provides a material unloading platform for multiple transport vehicles to unload materials side by side , and uses a stacking mechanism to concentrate the materials in the middle stacking pit , and then replaces the two stacking pits through a rotating platform, and cooperates with a grabbing mechanism to grab and drop the ore, thereby avoiding queuing of transport vehicles and improving the ef ficiency of ore unloading . BRIEF DESCRIPTION OF THE DRAWINGS

[0024] FIG. 1 is a schematic diagram of the structure of the feeding equipment for laterite nickel ore provided in the embodiment of the present invention;

[0025] FIG. 2 is a three-dimensional initial diagram of the stacking action of the feeding equipment for laterite nickel ore provided in the embodiment of the present invention;

[0026] FIG. 3 is a three-dimensional end diagram of the stacking action of the feeding equipment for laterite nickel ore provided in the embodiment of the present invention;

[0027] FIG. 4 is a top-down initial diagram of the stacking action of the feeding equipment for laterite nickel ore provided in the embodiment of the present invention;

[0028] FIG. 5 is a top-down end diagram of the stacking action of the feeding equipment for laterite nickel ore provided in the embodiment of the present invention.

[0029] Explanation of the reference numerals:

[0030] 1. Rotating platform; 11. Circular platform; 101. Partition; 102. First stacking pit; 103. Second stacking pit;

[0031] 2. Unloading platform; 201. Nested opening; 202. Vertical plate; 203. Curved baffle; 204. Fence;

[0032] 3. Grabbing mechanism; 31. Gantry crane; 32. Lifting member; 33. Transverse member; 34. Grabbing member; 341. Hopper; 342. Hydraulic push rod;

[0033] 4. Stacking mechanism; 41. Linear drive member; 411. Drive motor; 412. Guide rail; 413. Wire lever; 414. Slider; 42. Push plate .

[0034] DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS

[0035] In order to make the objective, technical solution and advantages of the present invention more clearer, the present invention is further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. In order to solve the technical problem that a large number of transport vehicles need to queue up at the ore inlet , af fecting the ef ficiency of ore pouring, the present invention provides a new type of feeding equipment for laterite nickel ore , which can reali ze multiple transport vehicles pouring materials at the same time and centrally stacking materials .

[0036] It should be noted that the feeding equipment for laterite nickel ore described in the present invention is used for but not limited to the feeding of laterite nickel ore . For the convenience of explanation, in the present invention, only the invention of the feeding equipment for laterite nickel ore to the feeding of laterite nickel ore is taken as an example for explanation, and the principle of applying the feeding equipment for laterite nickel ore to the feeding of other types of ore materials is substantially the same as the principle applied to the feeding of laterite nickel ore , which will not be repeated here .

[0037] Please refer to FIG . 1 , which is a schematic structural diagram of the feeding equipment for laterite nickel ore in an embodiment of the present invention . The the feeding equipment for laterite nickel ore includes a rotating platform 1 , an unloading platform 2 and a grabbing mechanism 3 . A partition 101 is provided on the top of the rotating platform 1 , which divides the top of the rotating platform 1 into a first stacking pit 102 and a second stacking pit 103 . The rotating platform 1 is used to rotate the first stacking pit 102 and the second stacking pit 103 to replace their positions . The first stacking pit 102 is on the same side as the unloading platform 2 . Under the rotating action, the first stacking pit 102 and the second stacking pit 103 can replace their positions ; the unloading platform 2 is arranged on both sides of the first stacking pit 102 , and the unloading position is extended to both sides , so that multiple transport vehicles can unload materials side by side and pour the mineral materials onto the unloading platform 2 , and a stacking mechanism 4 is provided on the unloading platform 2 , which is used to push the materials on the unloading platform 2 from both sides to the first stacking pit 102 in the middle . After the transport vehicle pours the mineral materials onto the unloading platform 2 , the mineral materials are pushed from both sides to the middle through the stacking mechanism 4 . The material is pushed and concentratedly stacked in the first stacking pit 102 on that side , and the two sides of the feeding platform 2 and the rotating platform 1 are only in contact , which does not af fect the rotation of the rotating platform 1 , and the rotating platform 1 itsel f can still rotate ; the grabbing mechanism 3 is installed directly above the second stacking pit 103 , and is used to grab the material and put it into the ore material inlet . The stacking pit 102 where the ore is stacked is replaced with the second stacking pit 103 through the rotating platform 1 , and the first stacking pit 102 where the ore is stacked is rotated to directly below the grabbing mechanism 3 , and the grabbing mechanism 3 is li fted and lowered to grab the ores , and then moved hori zontally to the ore inlet for unloading .

[0038] The second stacking pit 103 that has been replaced is vacant , and the material can continue to carry out material unload by the next batch of transport vehicles , which can ef fectively improve the ef ficiency of mineral material unloading, avoid serious queuing of transport vehicles , and improve overall work ef ficiency

[0039] In one embodiment , please refer to FIG . 1 , the rotating platform 1 includes a circular platform 11 and a driving mechanism, which is not shown in the figure . The output end of the driving mechanism is connected to the circular platform 11 , and is used to drive the circular platform 11 to rotate . A pit is arranged on the top of the circular platform 11 , and the partition 101 is arranged on the middle bisector of the pit . The pit is an arc-shaped transition from the periphery to the center, which is used to guide the mineral materials to gather in the middle , so as to facilitate the subsequent mechanism 3 to grab them .

[0040] It can be understood that the driving mechanism can use a large torque motor to drive the circular platform 11 to rotate , or a hydraulic cylinder push rod can be used to perform a 180 ° reciprocating push, achieving a 180 ° rotation of the two stacking pits and replacing their positions

[0041] In one of the embodiments , please refer to FIG . 2 , the unloading platform 2 is in a strip shape , for multiple transport vehicles to unload materials side by side , and a semicircular nested opening 201 is opened in the middle position of the unloading platform 2 . Hal f of the area of the rotating platform 1 is embedded in the nested opening 201 and is flush with the upper surface of the unloading platform 2 . By pushing the material on the unloading platform 2 , it can be pushed into the first stacking pit 102 on the middle rotating platform 1 for centrali zed stacking .

[0042] Furthermore , in order to prevent the mineral material from overflowing during the process of pushing the mineral material to concentrate , a vertical plate 202 flush with the partition 101 is arranged on one side of the unloading platform 2 to prevent the mineral material from overflowing from this side , and an curved baf fle 203 is provided on the other side of the unloading platform 2 to prevent the mineral material from overflowing on the other side .

[0043] Furthermore , in order to prevent the stacked mineral materials from overflowing after the position is replaced, a fence 204 is provided on the other side of the unloading platform 2 surrounding the second stacking pit 103 on that side , thereby preventing the mineral materials from overflowing after the replacement .

[0044] Furthermore , in order to push the mineral materials to form a stack, the number of the stacking mechanisms 4 is two , and the two stacking mechanisms 4 are respectively arranged on both sides of the rotating platform 1 . The stacking mechanism 4 includes a linear drive 41 and a push plate 42 . The linear drive 41 is installed on the vertical plate 202 , and the push plate 42 is connected to the movable end of the linear drive 41 . The linear drive 41 is used to drive the push plate 42 to move along the length direction of the unloading platform 2 . The two push plates 42 move toward the middle at the same time , so that the mineral materials on both sides can be concentrated and pushed into the first stacking pit 102 in the middle .

[0045] During operation, please refer to FIGS 2-5 . The transport vehicle unloads the materials onto the unloading platform 2 , and the push plate 42 is driven to move toward the middle by the linear drive member 41 , pushing the mineral materials from the unloading platform into the first stacking pit 102 , and then the rotating platform 1 is rotated 180 ° to replace the first stacking pit 102 and the second stacking pit 103 , and then the push plate 42 is reset to carry out the next batch of material unloading . Speci fically, please refer to FIG . 1 . The linear drive member 41 includes a driving motor 411 , a guide rail 412 , a wire lever 413 and a slider 414 . The guide rail 412 is fixed to the top of the vertical plate 202 , the wire lever 413 is rotatably connected to the inner side of the guide rail 412 , the slider 414 is threadedly connected to the outer side of the wire lever 413 , and limitedly slides on the inner side of the guide rail 412 . The slider 414 is connected to the push plate 42 through a bracket . The driving motor 411 is installed at one end of the guide rail 412 , and its conveying shaft is connected to the wire lever 413 . The wire lever 413 is driven to rotate by the driving motor 411 . Under the limited guidance of the guide rail 412 on the slider 414 , the linear movement of the slider 414 is formed, thereby driving the corresponding push plate 42 to move

[0046] Optionally, the push plate 42 is in a curved shape , and the radius of the curve of the curved push plate 42 matches the radius of the circular platform 11 , so that all the mineral materials can be pushed into the stacking pit and the residue on the unloading platform 2 can be reduced .

[0047] In one of the embodiments , please refer to FIG . 1 . In order to grab the mineral material , the grabbing mechanism 3 includes a gantry crane 31 . The gantry crane 31 is provided with a li fting member 32 , a transverse member 33 and a grabbing member 34 . The transverse member 33 is arranged at the bottom of the gantry crane 31 , the li fting member 32 is arranged at the top of the gantry crane 31 , and the grabbing member 34 is arranged on the movable end of the li fting member 32 . The grabbing member 34 is lowered by the li fting member 32 , and the mineral material is grabbed by the grabbing member 34 , and then li fted, and then moved to the mineral material inlet by the transverse member 33 , and then the grabbing member unload the mineral material , and the above actions are repeated .

[0048] It can be understood that both the li fting member 32 and the transverse member 33 can adopt a linear drive mechanism driven by a linear guide rail , which are existing mature mechanical structures and can achieve the purpose of li fting and transverse movement . The li fting member 32 can also adopt an electric hoist or a winch . Furthermore , the grabbing member 34 includes a pair of hoppers 341 and a pair of hydraulic push rods 342 . The hoppers 341 are hinged to the movable end of the li fting member 32 . One end of the hydraulic push rod 342 is hinged to the corresponding hopper 341 , and the other end is hinged to the movable end of the li fting member 32 , which is used to telescopically drive the two hoppers 341 to open and close . The two hoppers 341 can be driven to open and close by the extension and retraction of the hydraulic push rod 342 , thereby grabbing and discharging the mineral materials .

[0049] In order to better understand the present invention, the technical solution of the present invention is described in detail below in conj unction with FIGS 1-5 : the transport vehicles are arranged in rows on one side of the unloading platform 2 to dump the ore . After dumping, the push plate 42 is driven to move toward the middle by the linear drive member 41 to push the ore to the first stacking pit 102 for stacking . After stacking, the two stacking pits are swapped by rotating the rotating platform 1 , so that the vacant second stacking pit 103 is moved to the side of the unloading platform 2 , and the transport vehicles are unloaded again . The first stacking pit 102 with ore is rotated to the other side , and the grabbing mechanism 3 grabs the ore on it and puts it into the ore inlet or silo .

[0050] The speci fic embodiments of the present invention described above do not constitute a limitation on the protection scope of the present invention . Any other corresponding changes and modi fications made according to the technical concept of the present invention should be included in the protection scope of the claims of the present invention .

Claims

WHAT IS CLAIMED IS1 . A feeding equipment for laterite nickel ore , characteri zed in that it includes :A rotating platform, a partition is arranged on the top of which, the top of the rotating platform is divided into a first stacking pit and a second stacking pit , and the rotating platform is used to rotate the first stacking pit and the second stacking pit to replace the position;A material unloading platform, which is arranged on both sides of the first stacking pit , and a stacking mechanism is arranged on it , which is used to push the material on the material unloading platform from both sides to the first stacking pit in the middle ; andA grabbing mechanism, which is installed directly above the second stacking pit , and is used to grab the material and put it into the ore material inlet .2 . A feeding equipment for laterite nickel ore according to claim1 is characteri zed in that the rotating platform includes a circular platform and a driving mechanism, the output end of the driving mechanism is connected to the circular platform for driving the circular platform to rotate , a pit is provided on the top of the circular platform, and the partition is arranged on the middle bisector of the pit .3 . The feeding equipment for laterite nickel ore according to claim2 is characteri zed in that the material unloading platform is in a strip shape and has a nested opening thereon, and the rotating platform is embedded in the nested opening and i s flush with the upper surface of the material unloading platform .4 . The feeding equipment for laterite nickel ore according to claim3 is characteri zed in that a vertical plate flush with the partition is provided on one side of the unloading platform, and an curved baf fle is provided on the other side of the unloading platform .5 . The feeding equipment for laterite nickel ore according to claim4 is characteri zed in that a fence surrounding the second stacking pit is provided on one side of the unloading platform corresponding to the grabbing mechanism .6 . The feeding equipment for laterite nickel ore according to claim5 is characteri zed in that the number of the stacking mechanisms is two , and the two stacking mechanisms are respectively arranged on both sides of the rotating platform, and the stacking mechanism includes a linear drive and a push plate , the linear drive is installed on the vertical plate , the push plate is connected to the movable end of the linear drive , and the linear drive is used to drive the push plate to move along the length direction of the unloading platform .7 . The feeding equipment for laterite nickel ore according to claim6 is characteri zed in that the linear drive component includes a driving motor, a guide rail , a wire lever and a slider, the guide rail is fixed to the top of the vertical plate , the wire lever is rotatably connected to the inner side of the guide rail , the slider is threadedly connected to the outer side of the wire lever and limitedly slides on the inner side of the guide rail , the slider is connected to the push plate through a bracket , the driving motor is installed at one end of the guide rail , and its conveying shaft is connected to the wire lever .8 . The feeding equipment for laterite nickel ore according to claim7 is characteri zed in that the push plate is in a curved shape , and the radius of the curved push plate matches the radius of the circular platform .9 . The feeding equipment for laterite nickel ore according to claim8 is characteri zed in that the grabbing mechanism includes a gantry crane , and the gantry crane has a li fting member, a transverse member and a grabbing member, the transverse member is arranged at the bottom of the gantry crane , the li fting member is arranged at the top of the gantry crane , and the grabbing member is arranged on the movable end of the li fting member .10 . The feeding equipment for laterite nickel ore according to claim 9 is characteri zed in that the grabbing member includes a pair of hoppers and a pair of hydraulic push rods , the hoppers are hinged to the movable end of the li fting member, one end of the hydraulic push rod is hinged to the corresponding hopper, and the other end is hinged to the movable end of the li fting member, which is used to telescopically drive the two hoppers to open and close .

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