Multistage mineral aggregate screening machine convenient to unload
Technical Field
The utility model belongs to the technical field of mineral aggregate screening, and particularly relates to a multistage mineral aggregate screening machine convenient for discharging.
Background
Mineral aggregate is a product of crushed ore, and is commonly used in building construction and highway construction, and construction is completed by adding proper mineral aggregate and proportioning raw materials for building construction.
At present, mineral aggregate is put into market and is used, accomplish the screening through the screening machine, through sending into the inside of screening machine to mineral aggregate from the feed inlet, sieves through the screen cloth, but the screening machine comes when sieving mineral aggregate, and mineral aggregate size is different and is led to can plugging up the screen cloth, makes mineral aggregate can't send out from the discharge gate, leads to the condition that needs often to go to observe whether the screen cloth takes place to block up to influence the condition of screening efficiency.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a multistage mineral aggregate screening machine convenient for discharging, which aims to solve the problems that in the prior art, when the mineral aggregate is screened by the screening machine, the screen is blocked due to different sizes of the mineral aggregate, so that the mineral aggregate cannot be sent out from a discharge hole, and whether the screen is blocked needs to be observed frequently, thereby influencing the screening efficiency.
The utility model provides a multistage mineral aggregate screening machine convenient to unload, includes the screening machine body, the top of screening machine body is connected with the feed inlet, the bottom of screening machine body is connected with the discharge gate, the bottom of screening machine body is provided with the support frame, a lateral wall fixed mounting of screening machine body has fixed box, the inside of fixed box is provided with first motor and fixed mounting at the lateral wall surface of screening machine body, the inside of screening machine body is provided with rotary mechanism, the inside of screening machine body is provided with the sieve, the inside of screening machine body is provided with the screen cloth, the lateral wall of screening machine body is connected with the bolt, the opposite side of screening machine body is connected with feeding mechanism.
Preferably, the screen plate is installed in the screening machine body in an inclined mode, the screen plate is located at the lower end of the rotating mechanism, and one end of the screen plate extends to the inside of the feeding mechanism.
Preferably, the rotating mechanism comprises rollers, bearings and gears, wherein the rollers are arranged in the screening machine body, two rollers are arranged, one end of each roller penetrates through the side wall of the screening machine body and extends to the output end of the first motor to be fixedly connected, the bearings are connected to the other end of each roller, the gears are arranged at two ends, and the two gears are fixedly connected to one end surface of each roller and meshed with each other in tooth space.
Preferably, the two rollers are rotatably connected with the screening machine body through gears and the first motor, and the two rollers are arranged in the screening machine body in parallel.
Preferably, the feeding mechanism comprises a feeding box, a lifting rod, a mounting box, a second motor and a blanking plate, wherein the feeding box is arranged on the other side wall of the screening machine body, the lifting rod is vertically arranged in the feeding box, the mounting box is arranged at the top of the feeding box, the second motor is arranged in the mounting box and fixedly arranged on the top surface of the feeding box, and the blanking plate is fixedly arranged on one side of the top end of the feeding box.
Preferably, the blanking plate is installed in an inclined mode, extends to the inside of the screening machine body and is located at the upper end of the roller.
Preferably, one end of the lifting rod extends to the output end of the second motor and is fixedly connected with the output end of the second motor, and the lifting rod forms a rotary lifting structure between the second motor and the feeding box.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the utility model, through the use of the rotating mechanism, the rotating mechanism is used for extruding and crushing mineral aggregate, so that the mineral aggregate can not block the screen mesh, and is sent out from the discharge port through the cooperation between the screen plate and the screen mesh, thereby playing a role in facilitating discharging and further improving screening efficiency.
2. The feeding mechanism is used for carrying out secondary conveying on incompletely crushed mineral aggregate, so that the feeding mechanism plays a secondary crushing role and further prevents the situation of blockage.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the main body of the present utility model;
FIG. 3 is a schematic top view of the body of the present utility model;
fig. 4 is a schematic view of the structure of the rotating mechanism of the present utility model.
In the figure: 1. a sieving machine body; 2. a feed inlet; 3. a discharge port; 4. a support frame; 5. a fixed box; 6. a first motor; 7. a rotating mechanism; 71. a roller; 72. a bearing; 73. a gear; 8. a sieve plate; 9. a screen; 10. a plug pin; 11. a feeding mechanism; 111. a feed box; 112. a lifting rod; 113. a mounting box; 114. a second motor; 115. and (5) blanking plates.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-4, the utility model provides a multistage mineral aggregate screening machine convenient for discharging, which comprises a screening machine body 1, wherein the top of the screening machine body 1 is connected with a feed inlet 2, the bottom of the screening machine body 1 is connected with a discharge outlet 3, the bottom of the screening machine body 1 is provided with a support frame 4, one side wall of the screening machine body 1 is fixedly provided with a fixed box 5, the inside of the fixed box 5 is provided with a first motor 6 and is fixedly arranged on the surface of the side wall of the screening machine body 1, the inside of the screening machine body 1 is provided with a rotating mechanism 7, the inside of the screening machine body 1 is provided with a screen plate 8, the inside of the screening machine body 1 is provided with a screen 9, the side wall of the screening machine body 1 is connected with a bolt 10, and the other side of the screening machine body 1 is connected with a feeding mechanism 11.
Referring to fig. 1, 2, 3 and 4, the screen plate 8 is installed inside the screen body 1 in an inclined manner, and the screen plate 8 is located at the lower end of the rotation mechanism 7, one end of the screen plate 8 extends to the inside of the feeding mechanism 11, and by using the inclined screen plate 8, mineral aggregate slides along an inclined angle, so as to slide down into the screen 9 below, and then mineral aggregate which is not crushed by extrusion slides into the feed box 111 through the inclined angle.
Referring to fig. 1, 2, 3 and 4, the rotating mechanism 7 includes rollers 71, bearings 72 and gears 73, the rollers 71 are disposed in the screening machine body 1, two rollers 71 are disposed, one end of one roller 71 penetrates through the side wall of the screening machine body 1 and extends to the output end of the first motor 6 to be fixedly connected, the bearings 72 are connected to the other end of the roller 71, the gears 73 are disposed in two gears 73 are fixedly connected to one end surface of the roller 71 and are meshed with each other at a tooth space, and by using the rotating mechanism 7, the rotating mechanism 7 extrudes and pulverizes mineral materials with different sizes, so that the condition that the screen mesh 9 is blocked by mineral materials with different sizes is prevented, and the condition of being convenient for discharging is further achieved.
Referring to fig. 1, 2, 3 and 4, two rollers 71 are rotatably connected with the sieving machine body 1 through gears 73 and a first motor 6, the two rollers 71 are arranged in parallel inside the sieving machine body 1, and the rotating rollers 71 squeeze and crush mineral materials through rotation of the rollers 71 and the gears 73 and the gears between the first motor 6 and the sieving machine body 1, so that the condition of blocking the screen mesh 9 is further prevented.
Referring to fig. 1, 2 and 3, the feeding mechanism 11 includes a feeding box 111, a lifting rod 112, a mounting box 113, a second motor 114 and a blanking plate 115, the feeding box 111 is mounted on the other side wall of the sieving machine body 1, the lifting rod 112 is vertically arranged in the feeding box 111, the mounting box 113 is mounted on the top of the feeding box 111, the second motor 114 is arranged in the mounting box 113 and is fixedly mounted on the top surface of the feeding box 111, the blanking plate 115 is fixedly mounted on one side of the top of the feeding box 111, and the feeding mechanism 11 is used for secondarily conveying incompletely crushed mineral aggregate through the feeding mechanism 11, so that the feeding mechanism 11 plays a secondary grinding role to prevent the screen 9 from being blocked.
Referring to fig. 1, 2 and 3, the blanking plate 115 is installed in an inclined manner, the blanking plate 115 extends to the inside of the sieving machine body 1 and is located at the upper end of the roller 71, and the incompletely crushed mineral aggregate is fed to the surface of the inclined blanking plate 115 through the lifting rod 112 by the installation of the inclined blanking plate 115 so as to slide onto the surface of the roller 71 for secondary extrusion and crushing.
Referring to fig. 1, 2 and 3, one end of a lifting rod 112 extends to an output end of a second motor 114 and is fixedly connected, the lifting rod 112 forms a rotary lifting structure between the second motor 114 and a feeding box 111, and forms a rotary lifting structure between the lifting rod 112 and the second motor 114 and the feeding box 111, so that incompletely rolled mineral aggregate rises through the lifting rod 112 and then falls to the surface of a blanking plate 115.
The specific working principle is as follows: as shown in fig. 1 to 4, when the multistage mineral aggregate screening machine for discharging is used, firstly mineral aggregate is required to be screened and then put into the construction industry for use, then the mineral aggregate is fed into the interior of a screening machine body 1 through a feed inlet 2, secondly the screening machine body 1 is communicated with a power line, further a first motor 6 and a second motor 114 are respectively communicated with the power line, then a bolt 10 is inserted into the side wall of the screening machine body 1 and then presses a screen 9 to fix the screen 9, so as to prevent the condition that the screen 9 falls, then the screening machine body 1 is started, then the first motor 6 is started to drive a roller 71 to rotate, then the roller 71 is stably rotated along the inner ring of a bearing 72, secondly the roller 71 is rotated to drive a gear 73 to rotate, then the two rollers 71 are driven to form extrusion rotation through gear linkage, and the further rotating roller 71 extrudes and pulverizes the mineral aggregate to form the mineral aggregate with the same size, then falls on the lower sieve plate 8 and slides along the inclined angle, so that mineral aggregate falls to the lower sieve plate 9 from the net mouth for secondary screening, then the screened mineral aggregate falls to the discharge hole 3 through the sieve plate 9 and is then sent out from the discharge hole 3 to the outside, so that the rotating mechanism 7 extrudes and pulverizes the mineral aggregate, the condition that mineral aggregate with different sizes blocks the sieve plate 9 is prevented, the effect of facilitating discharging is achieved, the screening efficiency is further improved, immediately when the mineral aggregate is rolled and does not fall onto the sieve plate 8 completely, then the mineral aggregate falls into the interior of the feed box 111 through the inclined angle of the sieve plate 8, then the started second motor 114 drives the lifting rod 112 to rotate, then the mineral aggregate slowly rises from the rotating lifting rod 112 and falls to the surface of the feed plate 115 when rising to the top of the feed box 111, the mineral aggregate then moves along the inclined angle blanking plate 115, so that the mineral aggregate falls again to the surface of the roller 71 for extrusion and crushing, and the feeding mechanism 11 carries out secondary conveying on the incompletely crushed mineral aggregate, so that the feeding mechanism 11 plays a role in secondary crushing, and further the condition of blocking the screen plate 8 is prevented, which is the characteristic of the multi-stage mineral aggregate screening machine for unloading.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.