CN108639786B - Working method of granular material vibration screening equipment with intermittent feeding function - Google Patents
Working method of granular material vibration screening equipment with intermittent feeding function Download PDFInfo
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- CN108639786B CN108639786B CN201810356024.9A CN201810356024A CN108639786B CN 108639786 B CN108639786 B CN 108639786B CN 201810356024 A CN201810356024 A CN 201810356024A CN 108639786 B CN108639786 B CN 108639786B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/36—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro in more than one direction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
In order to achieve the purpose, the invention provides a working method of a vibration screening device for granular materials with an intermittent feeding function, which comprises a machine shell, wherein an annular supporting plate is arranged in the machine shell, the bottom of the annular supporting plate is fixedly connected with a screen, the screen is connected with the bottom in the machine shell through a screen vibrating device, a material disturbing device is arranged on the upper side of the screen, the material disturbing device comprises a first rotating shaft, the top end of the first rotating shaft penetrates through the machine shell to extend upwards, and the top end of the first rotating shaft is fixedly connected with a first motor output shaft. The invention has the following beneficial effects: the first rotating shaft and the first rotating shaft drive the disturbance protrusions to rotate through the matching rods, and the disturbance protrusions disturb materials on the screen, so that normal screening work is guaranteed, and the problem of material accumulation is effectively solved; a second, here provided first spring can cause the engagement rod to move up and down when rotated, thereby accommodating the up and down moving screen.
Description
Technical Field
The invention relates to the technical field of screening, in particular to a working method of a vibration screening device for granular materials with an intermittent feeding function.
Background
The screening is to use a sieve to make fine materials smaller than the sieve pores penetrate through the sieve surface and coarse materials larger than the sieve pores stay on the sieve surface, thereby completing the separation process of coarse materials and fine materials. The separation process can be regarded as comprising two stages of material layering and fine particle sieving; the material layering is the condition for completing the separation, and the fine particles are suitable for screening for the purpose of separation.
In industrial processes, particulate materials are often present and need to be screened in order to obtain the desired particle size; if the particle size is not met, the grinding treatment needs to be carried out again. The existing screening equipment is multiple, materials are generally screened by using a vibrating screen, the vibrating screen realizes vibration through a vibrating motor, but the vibrating screen has small vibration amplitude and is difficult to realize better screening effect; meanwhile, no disturbance device exists on the screen, and when the particle materials are gathered together, a better screening effect is difficult to realize; in addition, the feeding of the granular materials is very important, and when the materials are added in a large amount at one time, the materials are stacked on a screen to cause poor screening effect; when less joins result in a waste of resources.
Disclosure of Invention
The invention aims to provide a vibrating screening device for granular materials with an intermittent feeding function, which aims to solve the problems in the background technology.
In order to achieve the above object, the present invention provides a vibratory screening apparatus for granular materials with an intermittent feeding function, comprising a housing, an annular supporting plate is arranged in the casing, a screen is fixedly connected at the bottom of the annular supporting plate and is connected with the bottom in the casing through a screen vibrating device, a material disturbing device is arranged on the upper side of the screen, the material disturbing device comprises a first rotating shaft, the top end of the first rotating shaft penetrates through the machine shell to extend upwards, the top end of the first rotating shaft is fixedly connected with the output shaft of the first motor, a matching rod is arranged below the first rotating shaft, a groove with an upward opening is formed in the matching rod, a first spring is fixedly connected to the bottom in the groove, the top end of the first spring is fixedly connected with the bottom end of the first rotating shaft, the bottom of the matching rod is symmetrically and fixedly connected with two first horizontal rods, and a plurality of disturbance bulges are uniformly arranged on the lower sides of the first horizontal rods; and an intermittent feeding device is arranged at the top of the machine shell.
The invention has the following further effects: two anti-rotating grooves are symmetrically formed in the inner side wall of the groove, anti-rotating rods are arranged in the anti-rotating grooves, and the other ends of the anti-rotating rods are fixedly connected with the side wall of the first rotating shaft.
As still further effects of the present invention: the disturbing bulge is in a hemispherical shape.
As still further effects of the present invention: the screen vibrating device comprises a first support frame, the first support frame is fixedly connected with the bottom in the machine shell, the top of the first support frame is rotatably connected with a first rotating rod, an L-shaped rod is fixedly connected onto the first rotating rod, the lower end of the L-shaped rod is connected with a roller, the bottom in the machine shell is fixedly connected with a supporting seat, the upper part of the supporting seat is rotatably connected with a second rotating shaft, one end of the second rotating shaft is fixedly connected with an output shaft of a second motor, the other end of the second rotating shaft is fixedly connected with a cam, and the roller is contacted; the first rotating rod is also fixedly connected with a first linkage rod, the bottom in the shell on the right side of the first support frame is also fixedly connected with a second support frame, the top of the second support frame is rotatably connected with a second rotating rod, the second rotating rod is fixedly connected with a first sector gear, the surface of the first sector gear is provided with a first horizontal rod, and the right part of the first linkage rod is rotatably connected with the first horizontal rod; a third support frame is fixedly connected to the bottom in the shell on the right side of the second support frame, a third rotating rod is rotatably connected to the top of the third support frame, a second sector gear is fixedly connected to the third rotating rod, and the second sector gear is meshed with the first sector gear; bottom fixedly connected with fourth support frame in the casing on third support frame right side still rotates on the fourth support frame and is connected with the fourth dwang, equal fixedly connected with bracing piece on third dwang and the fourth dwang, screen cloth downside fixedly connected with bottom plate, bottom plate both sides all are provided with the hinge, and the bracing piece top is connected with the hinge rotation.
As still further effects of the present invention: the second rotating rod, the third rotating rod and the fourth rotating rod are the same in height.
As still further effects of the present invention: the two supporting rods are equal in length.
As still further effects of the present invention: the intermittent feeding device comprises an installation column, the bottom end of the installation column is fixedly connected with the top end of the machine shell, a cavity is formed in the installation column, the top end of the installation column is fixedly connected with a feeding hopper, and the feeding hopper is communicated with the interior of the cavity; a partition plate is arranged at the joint of the bottom of the charging hopper and the mounting column, a through hole is formed in the middle of the partition plate, a blocking ball is arranged on the upper side of the through hole, the diameter of the blocking ball is larger than that of the through hole, a fixed rod is fixedly connected inside the charging hopper, and the upper side of the blocking ball is connected with the fixed rod through a second spring; a third rotating shaft is rotatably connected to the front side wall and the rear side wall of the mounting column, the outer end of the third rotating shaft is fixedly connected with an output shaft of a third motor, a rotating disc is fixedly connected to the third rotating shaft, a second horizontal rod is fixedly connected to the edge of the rotating disc, and a second linkage rod is rotatably connected to the second horizontal rod; a movable plate is arranged in the cavity below the partition plate, a top column is fixedly connected to the middle of the upper side of the movable plate, a connecting piece is fixedly connected to the lower side of the movable plate, and the upper end of a second linkage rod is connected with the connecting piece; and a discharge port is formed in the right side wall of the mounting column and communicated with the inside of the machine shell through a pipeline.
As still further effects of the present invention: and a flow guide ramp is arranged on the upper side of the moving plate.
As still further effects of the present invention: the connecting piece includes the connecting block, has seted up U type groove on the connecting block, and the upper end of second linkage pole is located U type inslot, and the second linkage pole passes through the rotating pin axle with the connecting block and is connected.
As still further effects of the present invention: the top of the machine shell is provided with a coarse material taking-out port, and the bottom of the machine shell is provided with a fine material outlet.
The invention has the following beneficial effects:
the first rotating shaft and the first rotating shaft drive the disturbance protrusions to rotate through the matching rods, and the disturbance protrusions disturb materials on the screen, so that normal screening work is guaranteed, and the problem of material accumulation is effectively solved;
second, the first spring provided here can make the engagement rod move up and down when rotating, thereby adapting to the screen moving up and down;
thirdly, the roller wheel which is contacted with the cam drives the L-shaped rod to swing, then the first rotating rod swings along with the L-shaped rod, the first rotating rod drives the first sector gear to swing around the second rotating rod in a reciprocating mode through the first linkage rod, the second sector gear which is meshed with the first sector gear also swings along with the first sector gear in a reciprocating mode, so that the third rotating rod is driven to rotate, the third rotating rod drives the supporting column to swing, and therefore the bottom plate drives the screen to swing left and right, the vibration effect of the screen is improved, and the screening effect is effectively guaranteed;
fourthly, when the movable plate moves upwards, the movable plate drives the ejection column to enable the blocking ball to move upwards, so that the through hole is exposed, and the materials in the loading hopper enter the cavity through the through hole; the movable plate downstream afterwards, then block up the ball and plug up at gravity and second spring elastic force effect decline through-hole and stop the feeding, the movable plate continues to fall behind, and the material on the movable plate enters into the screen cloth through discharge gate and pipeline discharge on, so realized the equivalent intermittent type of material and added repeatedly, guaranteed the screening effect.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the 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 and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a material perturbation device according to a preferred embodiment of the present invention;
FIG. 3 is a schematic structural view of a screen vibratory apparatus in accordance with a preferred embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a batch feeding apparatus according to a preferred embodiment of the present invention;
FIG. 5 is a schematic structural view of a preferred embodiment of the connector of the present invention;
fig. 6 is a schematic view of the preferred embodiment of the present invention, shown in fig. 5, in the direction of a.
Detailed Description
Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Referring to fig. 1 and 2, in this embodiment, a vibratory screening apparatus for granular materials with an intermittent feeding function includes a housing 1, an annular support plate 2 is disposed inside the housing 1, a screen 3 is fixedly connected to the bottom of the annular support plate 2, the screen 3 is connected to the bottom of the housing 1 through a screen vibrating device 4, a material disturbing device 5 is disposed on the upper side of the screen 3, the material disturbing device 5 includes a first rotating shaft 501, the top end of the first rotating shaft 501 extends upward through the housing 1, the top end of the first rotating shaft 501 is fixedly connected to an output shaft of a first motor 502, a matching rod 503 is disposed below the first rotating shaft 501, a groove 504 with an upward opening is formed on the matching rod 503, a first spring 505 is fixedly connected to the bottom of the groove 504, the top end of the first spring 505 is fixedly connected to the bottom end of the first rotating shaft 501, two first horizontal rods 508 are symmetrically and fixedly connected to the bottom of the matching, a plurality of disturbance bulges 509 are uniformly arranged on the lower side of the first horizontal rod 508, when materials are added on the screen mesh 3, the first motor 502 is started, the first motor 502 drives the first rotating shaft 501 to rotate, the first rotating shaft 501 drives the disturbance bulges 509 to rotate through the matching rod 503, and the disturbance bulges 509 disturb the materials on the screen mesh 3, so that the normal operation of screening work is ensured, and the problem of material accumulation is effectively solved; the first spring 505 provided here can move the engaging rod 503 up and down while rotating, thereby accommodating the screen 3 moving up and down;
two anti-rotation grooves 506 are symmetrically formed in the inner side wall of the groove 504, anti-rotation rods 507 are arranged in the anti-rotation grooves 506, the other ends of the anti-rotation rods 507 are fixedly connected with the side wall of the first rotating shaft 501, and the anti-rotation rods 507 drive the matching rods 503 to rotate along with the first rotating shaft 501.
The perturbation protrusions 509 have a hemispherical shape.
Referring to fig. 1 and 3, the screen vibrating device 4 includes a first support frame 401, the first support frame 401 is fixedly connected to the bottom of the casing 1, the top of the first support frame 401 is rotatably connected to a first rotating rod 402, the first rotating rod 402 is fixedly connected to an L-shaped rod 403, the lower end of the L-shaped rod 403 is connected to a roller 404, the bottom of the casing 1 is fixedly connected to a supporting seat 405, the upper portion of the supporting seat 405 is rotatably connected to a second rotating shaft 406, one end of the second rotating shaft 406 is fixedly connected to the output shaft of the second motor, the other end of the second rotating shaft 406 is fixedly connected to a cam 407, and the roller 404 is in contact with the surface; the first rotating rod 402 is also fixedly connected with a first linkage rod 408, the bottom in the machine shell 1 on the right side of the first support frame 401 is also fixedly connected with a second support frame 409, the top of the second support frame 409 is rotatably connected with a second rotating rod 4010, the second rotating rod 4010 is fixedly connected with a first sector gear 4011, the surface of the first sector gear 4011 is provided with a first horizontal rod 4012, and the right part of the first linkage rod 408 is rotatably connected with the first horizontal rod 4012; a third support frame 4013 is fixedly connected to the bottom in the machine shell 1 on the right side of the second support frame 4019, a third rotating rod 4014 is rotatably connected to the top of the third support frame 4013, a second sector gear 4015 is fixedly connected to the third rotating rod 4014, and the second sector gear 4015 is meshed with the first sector gear 4011; bottom fixedly connected with fourth support frame 4016 in the casing 1 on third support frame 4013 right side, rotate on the fourth support frame 4016 and be connected with fourth dwang 4017, equal fixedly connected with bracing piece 4018 on third dwang 4014 and the fourth dwang 4017, 3 downside fixedly connected with bottom plates 4019 of screen cloth, bottom plates 4019 both sides all are provided with hinge 4020, and the bracing piece 4018 top is rotated with hinge 4020 and is connected, and for the vibration effect that improves screen cloth 3, the theory of operation here is: the second motor is started, the second motor drives the second rotating shaft 406 to rotate, the second rotating shaft 406 drives the cam 407 to rotate, the roller 404 which is in contact with the cam 407 drives the L-shaped rod 403 to swing, then the first rotating rod 402 swings along with the first rotating rod, the first rotating rod 402 drives the first sector gear 4011 to swing back and forth around the second rotating rod 4010 through the first linkage rod 408, the second sector gear 4015 which is meshed with the first sector gear 4011 also swings back and forth along with the first sector gear 4011, so that the third rotating rod 4014 is driven to rotate, the third rotating rod 4014 drives the support column 4018 to swing, and the screen mesh 3 is driven to swing left and right through the bottom plate 4019, so that the vibration effect of the screen mesh 3 is improved, and the screening effect is;
the second, third and fourth rotating levers 4010, 4014 and 4017 have the same height.
The lengths of the two support rods 4018 are equal.
Referring to fig. 1 and 4, an intermittent feeding device 6 is disposed at the top of the casing 1, the intermittent feeding device 6 includes a mounting post 601, the bottom end of the mounting post 601 is fixedly connected with the top end of the casing 1, a cavity 602 is formed in the mounting post 601, a hopper 603 is fixedly connected to the top end of the mounting post 601, and the hopper 603 is communicated with the interior of the cavity 602; a partition plate 604 is arranged at the joint of the bottom of the loading hopper 603 and the mounting column 601, a through hole 605 is formed in the middle of the partition plate 604, a blocking ball 606 is arranged on the upper side of the through hole 605, the diameter of the blocking ball 606 is larger than that of the through hole 605, a fixing rod 607 is fixedly connected inside the loading hopper 603, and the upper side of the blocking ball 606 is connected with the fixing rod 607 through a second spring 608; a third rotating shaft 6012 is rotatably connected to the front and rear side walls of the mounting column 601, an outer end of the third rotating shaft 6012 is fixedly connected to an output shaft of a third motor, a rotating disc 6013 is fixedly connected to the third rotating shaft 6012, a second horizontal rod 6014 is fixedly connected to the edge of the rotating disc 6013, and a second link rod 6016 is rotatably connected to the second horizontal rod 6014; a moving plate 609 is arranged in the cavity 602 below the partition plate 604, a top pillar 6011 is fixedly connected to the middle of the upper side of the moving plate 609, a connecting piece 6015 is fixedly connected to the lower side of the moving plate 609, and the upper end of a second linkage rod 6016 is connected with the connecting piece 6015; the right side wall of the mounting column 601 is provided with a discharge hole 6017, the discharge hole 6017 is communicated with the inside of the casing 1 through a pipeline 6018, when feeding, in order to realize automatic feeding and ensure the feeding amount, an intermittent feeding device 6 is arranged at the position, and the specific method comprises the following steps: starting a third motor, wherein the third motor drives a third rotating shaft 6012 to rotate, the third rotating shaft 6012 drives a rotating disc 6013 to rotate, the rotating disc 6013 drives a moving plate 609 to reciprocate up and down through a second horizontal rod 6014, a second linkage rod 6016 and a connecting piece 6015, when the moving plate 609 moves upwards, the moving plate 609 drives a top pillar 6011 to move a blocking ball 606 upwards, so that a through hole 605 is exposed, and then materials in a feeding hopper 603 enter a cavity 602 through the through hole 605; then the moving plate 609 moves downwards, the blocking ball 606 drops under the action of gravity and the elastic force of the second spring 608 to block the through hole 605 and stop feeding, after the moving plate 609 continues to drop, the material on the moving plate 609 is discharged through the discharge hole 6017 and the pipeline 6018 and enters the screen 3, and the equivalent intermittent feeding of the material is repeatedly realized, so that the screening effect is ensured.
A diversion ramp 6010 is arranged on the upper side of the moving plate 609.
Referring to fig. 4, 5 and 6, the connecting member 6015 includes a connecting block 60151, a U-shaped groove 60152 is formed on the connecting block 60151, an upper end of the second link rod 6016 is located in the U-shaped groove 60152, and the second link rod 6016 is connected to the connecting block 60151 through a rotating pin 60153.
A coarse material taking-out opening 7 is formed in the top of the machine shell 1, and a fine material outlet 8 is formed in the bottom of the machine shell 1.
The working process of the invention is as follows: when materials are added on the screen 3, the first motor 502 is started, the first motor 502 drives the first rotating shaft 501 to rotate, the first rotating shaft 501 drives the disturbance protrusion 509 to rotate through the matching rod 503, and the disturbance protrusion 509 disturbs the materials on the screen 3, so that the normal operation of screening work is ensured, and the problem of material accumulation is effectively solved; the first spring 505 provided here can move the engaging rod 503 up and down while rotating, thereby accommodating the screen 3 moving up and down;
in order to improve the vibration effect of the screen 3, the working principle here is: the second motor is started, the second motor drives the second rotating shaft 406 to rotate, the second rotating shaft 406 drives the cam 407 to rotate, the roller 404 which is in contact with the cam 407 drives the L-shaped rod 403 to swing, then the first rotating rod 402 swings along with the first rotating rod, the first rotating rod 402 drives the first sector gear 4011 to swing back and forth around the second rotating rod 4010 through the first linkage rod 408, the second sector gear 4015 which is meshed with the first sector gear 4011 also swings back and forth along with the first sector gear 4011, so that the third rotating rod 4014 is driven to rotate, the third rotating rod 4014 drives the support column 4018 to swing, and the screen mesh 3 is driven to swing left and right through the bottom plate 4019, so that the vibration effect of the screen mesh 3 is improved, and the screening effect is;
in order to realize automatic feeding and guarantee the feeding amount during feeding, an intermittent feeding device 6 is arranged here, and the method comprises the following specific steps: starting a third motor, wherein the third motor drives a third rotating shaft 6012 to rotate, the third rotating shaft 6012 drives a rotating disc 6013 to rotate, the rotating disc 6013 drives a moving plate 609 to reciprocate up and down through a second horizontal rod 6014, a second linkage rod 6016 and a connecting piece 6015, when the moving plate 609 moves upwards, the moving plate 609 drives a top pillar 6011 to move a blocking ball 606 upwards, so that a through hole 605 is exposed, and then materials in a feeding hopper 603 enter a cavity 602 through the through hole 605; then the moving plate 609 moves downwards, the blocking ball 606 drops under the action of gravity and the elastic force of the second spring 608 to block the through hole 605 and stop feeding, after the moving plate 609 continues to drop, the material on the moving plate 609 is discharged through the discharge hole 6017 and the pipeline 6018 and enters the screen 3, and the equivalent intermittent feeding of the material is repeatedly realized, so that the screening effect is ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.
Claims (1)
1. A working method of a vibrating screening device for granular materials with an intermittent feeding function comprises a screen vibrating device, wherein the screen vibrating device comprises a first support frame, the first support frame is fixedly connected with the bottom in a machine shell, the top of the first support frame is rotatably connected with a first rotating rod, an L-shaped rod is fixedly connected onto the first rotating rod, the lower end of the L-shaped rod is connected with a roller, the bottom in the machine shell is fixedly connected with a supporting seat, the upper part of the supporting seat is rotatably connected with a second rotating shaft, one end of the second rotating shaft is fixedly connected with an output shaft of a second motor, the other end of the second rotating shaft is fixedly connected with a cam, and the roller is in contact; the first rotating rod is also fixedly connected with a first linkage rod, the bottom in the shell on the right side of the first support frame is also fixedly connected with a second support frame, the top of the second support frame is rotatably connected with a second rotating rod, the second rotating rod is fixedly connected with a first sector gear, the surface of the first sector gear is provided with a first horizontal rod, and the right part of the first linkage rod is rotatably connected with the first horizontal rod; a third support frame is fixedly connected to the bottom in the machine shell on the right side of the second support frame, a third rotating rod is rotatably connected to the top of the third support frame, a second sector gear is fixedly connected to the third rotating rod, and the second sector gear is meshed with the first sector gear; a fourth support frame is fixedly connected to the bottom in the machine shell on the right side of the third support frame, a fourth rotating rod is rotatably connected to the fourth support frame, support rods are fixedly connected to the third rotating rod and the fourth rotating rod respectively, a bottom plate is fixedly connected to the lower side of the screen mesh, hinges are arranged on two sides of the bottom plate respectively, and the top ends of the support rods are rotatably connected with the hinges; comprises the following steps of (1): when materials are added on the screen, a first motor is started, the first motor drives a first rotating shaft to rotate, the first rotating shaft drives a disturbance bulge to rotate through a matching rod, and the disturbance bulge disturbs the materials on the screen, so that normal screening work is guaranteed, and the materials are prevented from being accumulated; the first spring is arranged to enable the matching rod to move up and down when the matching rod rotates, so that the screen cloth moving up and down is adapted;
step (2): the second motor is started, the second motor drives the second rotating shaft to rotate, the second rotating shaft drives the cam to rotate, the roller wheel which is in contact with the cam drives the L-shaped rod to swing, then the first rotating rod swings along with the cam, the first rotating rod drives the first sector gear to swing back and forth around the second rotating rod through the first linkage rod, the second sector gear which is meshed with the first sector gear also swings back and forth along with the first sector gear, so that the third rotating rod is driven to rotate, the third rotating rod drives the support column to swing, and the screen mesh is driven to swing left and right through the bottom plate; and (3): in order to realize automatic feeding and ensure the feeding amount during feeding, an intermittent feeding device is arranged at the position, and the method comprises the following specific steps: starting a third motor, driving a third rotating shaft to rotate by the third motor, driving a rotating disc to rotate by the third rotating shaft, driving a moving plate to reciprocate up and down by the rotating disc through a second horizontal rod, a second linkage rod and a connecting piece, driving a top column to enable a blocking ball to move upwards by the moving plate when the moving plate moves upwards, exposing a through hole, and enabling the material in the hopper to enter the cavity through the through hole; and then the moving plate moves downwards, the blocking ball falls down under the action of gravity and the elastic force of the second spring, the through hole is blocked to stop feeding, and after the moving plate continues to fall down, the material on the moving plate is discharged through the discharge hole and the pipeline and enters the screen.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810356024.9A CN108639786B (en) | 2018-04-19 | 2018-04-19 | Working method of granular material vibration screening equipment with intermittent feeding function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810356024.9A CN108639786B (en) | 2018-04-19 | 2018-04-19 | Working method of granular material vibration screening equipment with intermittent feeding function |
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| CN108639786A CN108639786A (en) | 2018-10-12 |
| CN108639786B true CN108639786B (en) | 2020-01-14 |
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| JP3423738B2 (en) * | 1993-04-16 | 2003-07-07 | 晃栄産業株式会社 | Powder supply unit |
| CN204933959U (en) * | 2015-07-24 | 2016-01-06 | 东北石油大学 | A kind of automation equipment |
| CN204751536U (en) * | 2015-07-29 | 2015-11-11 | 安庆贝翔云信息科技有限公司 | Rotation intermittent type material feeding unit |
| CN107583846A (en) * | 2017-09-28 | 2018-01-16 | 戴成鑫 | A kind of drying tea leaves screening integration apparatus with disturbance function |
| CN107570415A (en) * | 2017-10-30 | 2018-01-12 | 刘晓菊 | A kind of building sandstone screening installation based on cam driven |
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