CN213825811U - Screening plant of production mechanism sand - Google Patents

Screening plant of production mechanism sand Download PDF

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Publication number
CN213825811U
CN213825811U CN202022324612.XU CN202022324612U CN213825811U CN 213825811 U CN213825811 U CN 213825811U CN 202022324612 U CN202022324612 U CN 202022324612U CN 213825811 U CN213825811 U CN 213825811U
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screening
machine
box
screening box
case
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杨国峰
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Henan Kaicheng Renewable Resources Research Development And Utilization Co ltd
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Henan Kaicheng Renewable Resources Research Development And Utilization Co ltd
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Abstract

The utility model discloses a screening device for producing machine-made sand, which comprises a screening machine, wherein the bottom of the screening machine is provided with a plurality of support legs for conveniently conveying the screened machine-made sand, the upper part of the inner cavity of the screening machine is provided with a first screening box, the lower part of the inner cavity of the screening machine is symmetrically provided with a second screening box and a third screening box, the bottom of the first screening box is respectively connected with the centers of the tops of the second screening box and the third screening box through two symmetrically arranged material conveying pipes, the top of the first screening box is connected with a feed hopper arranged at the top of the screening machine, a first driving component for controlling the first screening box to carry out screening is arranged in the screening machine at two sides of the first screening box, the second screening box and the third screening box are not in direct contact with the inner wall of the screening machine, thereby reducing the abrasion among the first screening box, the second screening box, the third screening box and the screening machine, the service life of first screening case, second screening case, third screening case and screening machine has been prolonged, makes things convenient for the staff to use for a long time.

Description

Screening plant of production mechanism sand
Technical Field
The utility model relates to a machine-made sand screening technical field specifically is a screening plant of production machine-made sand.
Background
The machine-made sand generally refers to artificial sand, also called broken sand, which is repeatedly broken by a sand making machine to a particle size of less than 4.75mm from broken stones and gravels. The manufacturing process of the machine-made sand is to repeatedly crush and then screen the crushed stones. The existing mechanism sand screening device is simple in structure, screening is usually carried out in a screening box provided with a plurality of screens, the screens are usually connected with the inner walls of the screening box, and the screening box is large in vibration amplitude when screening, so that the abrasion between the screens and the inner walls of the screening box is increased, the service lives of the screening box and the screens are prolonged, workers are required to maintain the screening box frequently, and a large amount of time and energy are wasted.
To address the above issues, screening devices for producing manufactured sand are now being designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screening plant of production mechanism sand to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a screening device for producing machine-made sand comprises a screening machine, wherein a plurality of supporting legs which are convenient for conveying the screened machine-made sand are arranged at the bottom of the screening machine, a first screening box is arranged at the upper part of the inner cavity of the screening machine, a second screening box and a third screening box are symmetrically arranged at the lower part of the inner cavity of the screening machine, the bottom of the first screening box is respectively connected with the centers of the tops of the second screening box and the third screening box through two symmetrically arranged material conveying pipes, the top of the first screening box is connected with a feed hopper arranged at the top of the screening machine, a first driving assembly for controlling the first screening box to screen is arranged in the screening machines at the two sides of the first screening box, the two ends of the bottom of the second screening box and the third screening box are respectively connected with a plurality of discharge pipes arranged at the bottom of the screening machine, and the side surfaces of the second screening box and the third screening box are connected with a second driving assembly which is arranged on the outer wall of the screening machine and controls the second screening box and the third screening box to screen.
As a further aspect of the present invention: first drive assembly includes the first cam that two symmetries set up and the spacing of two symmetry settings, first cam and the motor output fixed connection of setting on the screening machine outer wall, sliding connection has the carriage release lever in the spacing, carriage release lever one end and first screening case side fixed connection, the carriage release lever other end rotate and are connected with the connecting rod, the one end that the carriage release lever was kept away from to the connecting rod rotates with first cam and is connected.
As a further aspect of the present invention: second drive assembly includes the straight-tooth with second screening case and third screening case fixed connection and the first belt pulley of being connected with the motor output, be connected through driving belt between first belt pulley and the second belt pulley of setting on the screening machine outer wall, fixedly connected with second cam on the second belt pulley, the symmetry is provided with two sector gear on the straight-tooth, and the straight-tooth passes through spout and the screening machine sliding connection on the screening machine, sector gear and straight-tooth meshing, sector gear keep away from the one end of straight-tooth and are connected with the dead lever, be equipped with the spacing groove with second cam sliding connection on the dead lever.
As a further aspect of the present invention: the movable rod is fixedly connected between the second screening box and the third screening box, a limiting rod for limiting the moving curve of the movable rod is arranged in the screening machine, and one side, far away from each other, of the second screening box and one side, far away from each other, of the third screening box are connected with the inner wall of the screening machine through a damping spring respectively.
As a further aspect of the present invention: be equipped with the opening that is convenient for discharging pipe and feeder hopper to remove on the screening machine, be equipped with the shock attenuation cotton that protects discharging pipe and feeder hopper on the opening inner wall.
As a further aspect of the present invention: first cam and second cam include the circle wheel, the welding of circle wheel side one end has the auxiliary rod, the one end that the round wheel was kept away from to the auxiliary rod is equipped with the limiting plate.
As a further aspect of the present invention: the first screening case is equipped with the first screening net that carries out different size screening with the conveying pipeline junction, second screening case and third screening case are equipped with the second screening net that carries out different size screening with the discharging pipe junction.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses use through the cooperation of first drive assembly and second drive assembly when using, make first screening case, second screening case and third screening case control rock and sieve, first screening case, second screening case and third screening case not with screening machine inner wall direct contact to reduce the wearing and tearing between first screening case, second screening case, third screening case and the screening machine, prolonged the life of first screening case, second screening case, third screening case and screening machine, make things convenient for the staff to use for a long time.
2. The utility model discloses a sieve through first screening case, second screening case, third screening case, reduced the dust that the screening in-process produced, make the screening go on under the environment sealed relatively, avoid the dust to harm that the staff is healthy, make things convenient for the staff to use.
Drawings
Fig. 1 is a schematic view of a screening device for producing machine-made sand.
Figure 2 is a schematic diagram of a second drive assembly in a screening device for producing machine sand.
Fig. 3 is a schematic view of the structure of a first cam and a second cam in a screening device for manufacturing machine sand.
In the figure: 1, screening machine; 2, a first screening box; 3, a feed hopper; 4, a limiting frame; 5, moving the rod; 6, a material conveying pipe; 7, a second screening box; 8, supporting legs; 9, a first cam; 10, a connecting rod; 11, a damping spring; 12, a third screening box; 13, damping cotton; 14, a discharge pipe; 15, opening; 16, an electric motor; 17, a first pulley; 18, a drive belt; 19, a second cam; 20, a chute; 21, straight teeth; 22, a sector gear; 23, fixing the rod; 24, a limiting groove; 25, a second pulley; 26, a round wheel; 27, a limiting plate; 28, auxiliary rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, in the embodiment of the present invention, a screening device for producing machine-made sand comprises a screening machine 1, wherein a plurality of support legs 8 are disposed at the bottom of the screening machine 1 for conveniently conveying the screened machine-made sand, a first screening box 2 is disposed at the upper portion of an inner cavity of the screening machine 1, a second screening box 7 and a third screening box 12 are symmetrically disposed at the lower portion of the inner cavity of the screening machine 1, the bottom of the first screening box 2 is connected to the centers of the tops of the second screening box 7 and the third screening box 12 through two symmetrically disposed material conveying pipes 6, the top of the first screening box 2 is connected to a feeding hopper 3 disposed at the top of the screening machine 1, a first driving assembly for controlling the first screening box 2 to screen is disposed in the screening machine 1 at two sides of the first screening box 2, two ends of the bottoms of the second screening box 7 and the third screening box 12 are connected to a plurality of discharging pipes 14 disposed at the bottom of the screening machine 1 respectively, the side surfaces of the second screening box 7 and the third screening box 12 are connected with a second driving assembly which is arranged on the outer wall of the screening machine 1 and controls the second screening box 7 and the third screening box 12 to screen, the first screening box 2, the second screening box 7 and the third screening box 12 are shaken left and right to screen through the matching use of the first driving assembly and the second driving assembly, and the first screening box 2, the second screening box 7 and the third screening box 12 are not in direct contact with the inner wall of the screening machine 1, so that the abrasion among the first screening box 2, the second screening box 7, the third screening box 12 and the screening machine 1 is reduced, the service lives of the first screening box 2, the second screening box 7, the third screening box 12 and the screening machine 1 are prolonged, and the long-time use of workers is facilitated.
First drive assembly includes the first cam 9 that two symmetries set up and the spacing 4 that two symmetries set up, first cam 9 and the motor 16 output end fixed connection who sets up on screening machine 1 outer wall, sliding connection has carriage release lever 5 in spacing 4, 5 one end of carriage release lever and the 2 side fixed connection of first screening case, the other end of carriage release lever 5 rotate and are connected with connecting rod 10, the one end that carriage release lever 5 was kept away from to connecting rod 10 rotates with first cam 9 to be connected, and during the use, starter motor 16 makes the first cam 9 of motor 16 drive rotatory to make carriage release lever 5 be connected with first cam 9 through connecting rod 10 move about first screening case 2 is driven along spacing 4, easy operation, convenient to use.
The second drive assembly comprises a straight tooth 21 fixedly connected with the second screening box 7 and the third screening box 12 and a first belt pulley 17 connected with the output end of the motor 16, the first belt pulley 17 is connected with a second belt pulley 25 arranged on the outer wall of the screening machine 1 through a transmission belt 18, a second cam 19 is fixedly connected onto the second belt pulley 25, two sector gears 22 are symmetrically arranged on the straight tooth 21, the straight tooth 21 is slidably connected with the screening machine 1 through a chute 20 on the screening machine 1, the sector gears 22 are meshed with the straight tooth 21, one end, away from the straight tooth 21, of each sector gear 22 is connected with a fixing rod 23, a limiting groove 24 slidably connected with the second cam 19 is formed in each fixing rod 23, after the motor 16 is started, the first belt pulley 17 on the motor 16 drives the second belt pulley 25 to rotate, so that the second cam 19 connected with the second belt pulley 25 swings the sector gears 22 through the fixing rods 23, thereby make and sector gear 22 meshed straight-tooth 21 drive second screening case 7 and third screening case 12 and remove and sieve, fixedly connected with movable rod between second screening case 7 and the third screening case 12, be equipped with the gag lever post that the restriction movable rod moved the curve in the screening machine 1, one side that second screening case 7 and third screening case 12 kept away from each other is respectively through a damping spring 11 and 1 interior wall connection of screening machine, has improved the stability of structure, makes things convenient for the staff to use for a long time.
The screening machine is characterized in that an opening 15 convenient for the discharge pipe 14 and the feed hopper 3 to move is arranged on the screening machine 1, damping cotton 13 for protecting the discharge pipe 14 and the feed hopper 3 is arranged on the inner wall of the opening 15, the first cam 9 and the second cam 19 comprise round wheels 26, one end of the side surface of each round wheel 26 is welded with an auxiliary rod 28, one end, far away from each round wheel 26, of each auxiliary rod 28 is provided with a limiting plate 27, a first screening net for screening in different sizes is arranged at the joint of the first screening box 2 and the feed pipe 6, a second screening net for screening in different sizes is arranged at the joint of the second screening box 7 and the third screening box 12 and the discharge pipe 14, screening is carried out through the first screening box 2, the second screening box 7 and the third screening box 12, dust generated in the screening process is reduced, screening is carried out under a relatively sealed environment, and the health of dust workers is avoided, the use of staff is convenient.
The utility model discloses a theory of operation is: when the screening machine is used, unscreened machine-made sand is poured into the feed hopper 3 and enters the first screening box 2, the motor 16 is started, the motor 16 drives the first cam 9 to rotate, so that the movable rod 5 connected with the first cam 9 through the connecting rod 10 drives the first screening box 2 to move left and right along the limiting frame 4, after the motor 16 is started, the first belt pulley 17 on the motor 16 drives the second belt pulley 25 to rotate, the second cam 19 connected with the second belt pulley 25 enables the sector gear 22 to swing through the fixed rod 23, so that the straight teeth 21 meshed with the sector gear 22 drive the second screening box 7 and the third screening box 12 to move left and right for screening, screening is carried out through the first screening box 2, the second screening box 7 and the third screening box 12, dust generated in the screening process is reduced, screening is carried out under a relatively sealed environment, and the body health of workers is prevented from being damaged by the dust, make things convenient for the staff to use, and first screening case 2, second screening case 7 and third screening case 12 do not with 1 inner wall direct contact of screening machine to reduce the wearing and tearing between first screening case 2, second screening case 7 and third screening case 12 and the screening machine 1, prolonged first screening case 2, second screening case 7 and third screening case 12 and screening machine 1's life, make things convenient for the long-time use of staff.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a screening plant of production mechanism sand, includes screening machine (1), screening machine (1) bottom is equipped with a plurality of landing legs (8) that conveniently carry out the transport to the mechanism sand after the screening, a serial communication port, screening machine (1) inner chamber upper portion is equipped with first screening case (2), and screening machine (1) inner chamber lower part symmetry is provided with second screening case (7) and third screening case (12), conveying pipeline (6) that first screening case (2) bottom set up through two symmetries are connected with second screening case (7) and third screening case (12) top central authorities respectively, and first screening case (2) top is connected with feeder hopper (3) that set up at screening machine (1) top, be equipped with the first drive assembly that control first screening case (2) were sieved in first screening case (2) both sides screening machine (1), second screening case (7) and third screening case (12) bottom both ends respectively with set up many drive assembly in screening machine (1) bottom Each discharging pipe (14) is connected, and the side surfaces of the second screening box (7) and the third screening box (12) are connected with a second driving assembly which is arranged on the outer wall of the screening machine (1) and controls the second screening box (7) and the third screening box (12) to screen.
2. The screening device for producing the machine-made sand is characterized in that the first driving assembly comprises two first cams (9) which are symmetrically arranged and two limiting frames (4) which are symmetrically arranged, the first cams (9) are fixedly connected with the output ends of motors (16) arranged on the outer wall of the screening machine (1), moving rods (5) are slidably connected in the limiting frames (4), one ends of the moving rods (5) are fixedly connected with the side faces of the first screening box (2), the other ends of the moving rods (5) are rotatably connected with connecting rods (10), and one ends, far away from the moving rods (5), of the connecting rods (10) are rotatably connected with the first cams (9).
3. The screening device for producing machine-made sand according to claim 2, wherein the second driving assembly comprises a straight tooth (21) fixedly connected with the second screening box (7) and the third screening box (12) and a first belt pulley (17) connected with the output end of the motor (16), the first belt pulley (17) is connected with a second belt pulley (25) arranged on the outer wall of the screening machine (1) through a transmission belt (18), a second cam (19) is fixedly connected with the second belt pulley (25), two sector gears (22) are symmetrically arranged on the straight tooth (21), the straight tooth (21) is slidably connected with the screening machine (1) through a chute (20) on the screening machine (1), the sector gear (22) is meshed with the straight tooth (21), and a fixing rod (23) is connected to one end, far away from the straight tooth (21), of the sector gear (22), and a limiting groove (24) which is in sliding connection with the second cam (19) is arranged on the fixing rod (23).
4. The screening device for producing machine-made sand according to claim 1, wherein a movable rod is fixedly connected between the second screening box (7) and the third screening box (12), a limiting rod for limiting the moving curve of the movable rod is arranged in the screening machine (1), and one sides, far away from each other, of the second screening box (7) and the third screening box (12) are respectively connected with the inner wall of the screening machine (1) through a damping spring (11).
5. A screening device for producing machine-made sand according to claim 1, wherein the screening machine (1) is provided with an opening (15) for facilitating the movement of the discharging pipe (14) and the feeding hopper (3), and the inner wall of the opening (15) is provided with damping cotton (13) for protecting the discharging pipe (14) and the feeding hopper (3).
6. A screening device for manufacturing machine-made sand according to claim 3, wherein the first cam (9) and the second cam (19) comprise a circular wheel (26), an auxiliary rod (28) is welded at one end of the side surface of the circular wheel (26), and a limiting plate (27) is arranged at one end, far away from the circular wheel (26), of the auxiliary rod (28).
7. A screening device for machine-made sand according to claim 1, wherein the junction of the first screening box (2) and the feed pipe (6) is provided with a first screening net for screening with different sizes, and the junction of the second screening box (7) and the third screening box (12) and the discharge pipe (14) is provided with a second screening net for screening with different sizes.
CN202022324612.XU 2020-10-19 2020-10-19 Screening plant of production mechanism sand Active CN213825811U (en)

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CN202022324612.XU CN213825811U (en) 2020-10-19 2020-10-19 Screening plant of production mechanism sand

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Application Number Priority Date Filing Date Title
CN202022324612.XU CN213825811U (en) 2020-10-19 2020-10-19 Screening plant of production mechanism sand

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CN202022324612.XU Active CN213825811U (en) 2020-10-19 2020-10-19 Screening plant of production mechanism sand

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114749374A (en) * 2022-03-30 2022-07-15 贵州省凤冈县田坝魅力黔茶有限公司 Screening device in tea manufacturing process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114749374A (en) * 2022-03-30 2022-07-15 贵州省凤冈县田坝魅力黔茶有限公司 Screening device in tea manufacturing process

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