CN115301541B - Material rotary screening device and screening method for expressway construction - Google Patents
Material rotary screening device and screening method for expressway construction Download PDFInfo
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- CN115301541B CN115301541B CN202210816153.8A CN202210816153A CN115301541B CN 115301541 B CN115301541 B CN 115301541B CN 202210816153 A CN202210816153 A CN 202210816153A CN 115301541 B CN115301541 B CN 115301541B
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- 239000000463 material Substances 0.000 title claims abstract description 63
- 238000012216 screening Methods 0.000 title claims abstract description 53
- 238000010276 construction Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims abstract description 12
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000008093 supporting effect Effects 0.000 claims description 8
- 238000007873 sieving Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000009347 mechanical transmission Effects 0.000 abstract 1
- 244000309464 bull Species 0.000 description 7
- 238000013016 damping Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a material rotary screening device and a screening method for highway construction, and belongs to the technical field of highway construction. The material rotary screening device for the expressway construction comprises a base, wherein a movable plate is movably arranged on the base, a swinging mechanism for driving the movable plate to move is arranged on the base, both sides of the movable plate are respectively provided with a shaking mechanism, a transmission component for driving the shaking mechanism to act is further connected to the swinging mechanism, one end, far away from the movable plate, of the shaking mechanism is connected with a screen cylinder, a screen plate is arranged in the screen cylinder, and the screen cylinder is divided into a feeding cavity and a discharging cavity by the screen plate; the screening device is simple in structure, the screening cylinder is driven to freely move in a mechanical transmission mode, the service life of the device is guaranteed, the maintenance times of the screening device are reduced, the materials can be prevented from being accumulated in one place to cause blockage, and the screening efficiency and the screening effect on the materials are improved.
Description
Technical Field
The invention relates to the technical field of highway construction, in particular to a material rotary screening device and a screening method for highway construction.
Background
Expressways belong to high-grade highways. The highway is defined by the traffic department of China, namely the highway which can adapt to the fact that the average daily bus traffic volume is more than 25000, is specially used for the split-road high-speed running of automobiles and controls the access of the automobiles. Although the names of the expressways are different in each country, the expressways are all roads which are specially provided with more than 4 lanes, run in two directions separately, completely control the entrance and exit, and completely adopt three-dimensional intersection. In addition, some countries use a highway, which is also called an expressway, to partially control the entrance and exit, and not to fully use a stereo cross.
The sand is usually used as the raw material in road construction, but the sand generally contains impurities such as stones and glass blocks with larger volumes, the sand is usually screened by using a screening device in the construction process, various screening devices are developed on the market along with the development of society, and the existing devices have certain defects.
The existing device generally uses a vibrating screening method when screening, a vibrating motor is additionally arranged on a screen plate, materials are screened in an up-down vibrating mode, but extremely high noise is generated in the working process, the service life of the motor is also reduced when the screen plate vibrates, and even if a damping spring is additionally arranged, the spring is tired due to excessive deformation, and the vibration motor needs to be maintained or replaced frequently, so that the screening efficiency of the materials is affected; and traditional sieving mechanism is in operation the material is once only added to the device inside mostly, just so easily appears the condition that a large amount of material piled up in one place for some materials can't contact the screen cloth, and easily cause to block up, thereby influence the screening effect.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a material rotary screening device for highway construction.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a rotatory sieving mechanism of material for highway construction, includes the base, the activity is provided with the fly leaf on the base, be provided with the swing mechanism that is used for driving the fly leaf activity on the base, the both sides of fly leaf all are provided with shake mechanism, still be connected with the drive assembly who is used for driving shake mechanism action on the swing mechanism, shake mechanism keeps away from the one end of fly leaf and is connected with the screen drum, be provided with the sieve in the screen drum, the sieve separates the screen drum into material loading chamber and unloading chamber.
Preferably, the shake mechanism is including setting firmly the fixed block on the fly leaf, rotate on the fixed block and be connected with the bull stick, the end connection of bull stick has first link, the first link outside is connected with the second through the round pin axle rotation and links the board, the second links the one end that the board kept away from first link to be connected with the fly leaf, the fly leaf links to each other with a screen section of thick bamboo.
Preferably, the movable plate is provided with a guide rod, and the movable block is slidably connected to the guide rod.
Preferably, the swing mechanism comprises a driving motor fixedly arranged on the base, the output end of the driving motor penetrates through the base and is connected with a rotating shaft, a first gear is arranged on the rotating shaft, a gear ring is fixedly arranged on the base, a second gear is connected between the first gear and the gear ring in a meshed mode, the second gear is slidably connected on the base, a telescopic rod is arranged on the second gear, and one end, far away from the second gear, of the telescopic rod is connected with the screen cylinder.
Preferably, the rotating shaft is rotationally connected with a connecting block, and one end of the connecting block, which is far away from the rotating shaft, is connected with the telescopic rod.
Preferably, the swing mechanism further comprises an ear plate uniformly arranged on the base, a fixing rod is fixedly connected to the ear plate, a third connecting plate is rotationally connected to the fixing rod, a fourth connecting plate is rotationally connected to the third connecting plate, and one end, far away from the third connecting plate, of the fourth connecting plate is fixedly connected with the movable plate.
Preferably, at least three ear plates are arranged, and the three ear plates are uniformly arranged on the base in a circumference manner.
Preferably, the transmission assembly comprises a support frame arranged on the telescopic rod, a first bevel gear is rotationally connected to the support frame, the first bevel gear is fixedly connected with the telescopic rod, second bevel gears meshed and connected with the first bevel gear are further arranged on two sides of the support frame, each second bevel gear is provided with a transmission rod, one end, away from the second bevel gears, of the transmission rod penetrates through the support frame and is connected with a worm, a worm wheel is meshed and connected to the outer side of the worm, the worm wheel is fixedly connected with the rotating rod, a support plate is further arranged on the movable plate, and the transmission rods are rotationally connected to the support plate.
Preferably, the screen cylinder is provided with an installation seat, the installation seat is provided with an annular groove, and the movable block is movably connected in the annular groove.
The invention also discloses a screening method of the material rotary screening device for highway construction, which comprises the following steps:
s1: when the materials for construction are screened, the materials to be screened are placed in a screen cylinder, so that the materials are placed above a screen plate, then a driving motor on a base is controlled to operate, the output end of the driving motor drives a rotating shaft to rotate, a first gear on the outer side of the driving motor is meshed with a second gear on a telescopic rod when the rotating shaft rotates, the second gear drives the telescopic rod to rotate, and the telescopic rod drives the screen cylinder connected with the top to rotate;
s2: the base is provided with a gear ring, and the second gear slides on the base in the process of meshing with the first gear and the gear ring and drives the telescopic rod and a movable plate connected with the telescopic rod through a transmission assembly to swing circumferentially, so that materials in the screen cylinder move forwards, backwards, leftwards and rightwards;
s3: the telescopic link is through the second bevel gear meshing of first bevel gear and both sides at pivoted in-process, makes second bevel gear drive transfer line rotate, makes worm and the worm wheel meshing on the bull stick when the transfer line rotates, makes worm wheel drive bull stick rotation, and the rotation of bull stick makes first link plate and second link plate be the coordinated motion, makes first link plate and second link plate drive movable block reciprocating motion from top to bottom, and the movable block that reciprocates drives a screen section of thick bamboo and shakes from top to bottom, falls in the unloading intracavity after screening the material on the screen plate.
Compared with the prior art, the invention provides a material rotary screening device and a screening method for highway construction, which have the following beneficial effects:
1. according to the material rotary screening device and the screening method for the expressway construction, the first connecting plate and the second connecting plate are driven by the driving shaking mechanism to move, so that the first connecting plate and the second connecting plate are driven by the connecting rod mechanism to reciprocate up and down, a vibrating motor and damping equipment are not required to be additionally arranged on the screen plate, the service life of the motor is reduced when the screen plate shakes, the maintenance times of workers to the device are reduced, the screening cost is reduced, the problem that a large amount of noise is generated when the existing device is put forward in the background art during working is solved, and the use requirement of a user is met.
2. According to the material rotary screening device and the screening method for the expressway construction, the swing mechanism drives the screen drum to rotate and the screen drum to swing back and forth and left and right, so that materials are paved on the screen plate, the materials can be prevented from being accumulated in one place to cause blockage, and the screening efficiency and the screening effect on the materials are improved.
3. According to the material rotary screening device and the screening method for the expressway construction, through the movement of the third connecting plate and the fourth connecting plate, the stability of the movable plate during the front-back and left-right movement is improved, and the normal screening operation of the device is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of part A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged schematic view of part B of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic view of the structure of the screen cylinder of the present invention;
FIG. 6 is a schematic diagram of a dithering mechanism according to the present invention;
fig. 7 is a schematic structural view of the swing mechanism of the present invention.
In the figure: 1. a base; 2. a movable plate; 201. a support plate; 3. a screen drum; 301. a sieve plate; 302. a feeding cavity; 303. a blanking cavity; 4. a fixed block; 401. a rotating rod; 402. a first connecting plate; 403. a second connecting plate; 404. a movable block; 5. a guide rod; 6. a driving motor; 601. a rotating shaft; 6011. a first gear; 7. a gear ring; 8. a telescopic rod; 801. a second gear; 9. ear plates; 901. a fixed rod; 902. a third connecting plate; 903. a fourth connecting plate; 10. a connecting block; 11. a support frame; 111. a first bevel gear; 112. a second bevel gear; 12. a transmission rod; 121. a worm; 122. a worm wheel; 13. a mounting base; 131. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, a rotary screening device for materials for highway construction comprises a base 1, wherein a movable plate 2 is movably arranged on the base 1, a swinging mechanism for driving the movable plate 2 to move is arranged on the base 1, both sides of the movable plate 2 are respectively provided with a shaking mechanism, a transmission component for driving the shaking mechanism to act is further connected to the swinging mechanism, one end, far away from the movable plate 2, of the shaking mechanism is connected with a screen drum 3, a screen plate 301 is arranged in the screen drum 3, and the screen drum 3 is divided into a feeding cavity 302 and a discharging cavity 303 by the screen plate 301.
Specifically, when the device is used, the material to be screened is placed in the screen cylinder 3, the swing mechanism is controlled to act, the swing mechanism drives the movable plate 2 and the screen cylinder 3 connected with the movable plate 2 to reciprocate back and forth and left and right, and the swing mechanism drives the shaking mechanism to act through the transmission component when in operation, so that the screen cylinder 3 reciprocates up and down relative to the movable plate 2, a vibrating motor and damping equipment are not required to be additionally arranged on the screen plate 301, the service life of the motor is reduced when the screen plate 301 shakes, the maintenance times of staff on the device are reduced, thereby reducing the screening cost, simultaneously solving the problem that a large amount of noise is generated when the existing device works in the background art, meeting the use requirement of a user, and enabling the material to be paved on the screen plate 301 by driving the screen cylinder 3 to swing back and forth through the swing mechanism, preventing the material from being accumulated in one place to cause blockage (partial accumulated material cannot be easily blocked by the screen plate 301), and improving the screening efficiency and the screening effect of the material.
Referring to fig. 1, 2 and 6, as a preferred technical scheme of the present invention, the dithering mechanism includes a fixed block 4 fixedly arranged on a movable plate 2, a rotating rod 401 is rotatably connected to the fixed block 4, an end portion of the rotating rod 401 is connected to a first connecting plate 402, a second connecting plate 403 is rotatably connected to the outer side of the first connecting plate 402 through a pin shaft, a movable block 404 is connected to one end of the second connecting plate 403 far away from the first connecting plate 402, and the movable block 404 is connected to the screen drum 3.
Specifically, through the bull stick 401 rotation on fixed block 4, the rotation of bull stick 401 makes first link plate 402 and second link plate 403 be the coordinated motion, make first link plate 402 and second link plate 403 drive movable block 404 reciprocate from top to bottom, the movable block 404 that reciprocates drives screen cylinder 3 and shakes from top to bottom, material on the screen plate 301 falls in blanking cavity 303 after screening, need not to add vibrating motor and damper on screen plate 301, reduce the life of motor when avoiding screen plate 301 to shake, the maintenance number of times of staff to the device has been reduced, thereby the screening cost has been reduced, propose the problem of a large amount of noise of current device production at the during operation in the prior art simultaneously, user's user demand has been satisfied.
Referring to fig. 1, 2 and 6, as a preferred embodiment of the present invention, a guide bar 5 is provided on the movable plate 2, and a movable block 404 is slidably coupled to the guide bar 5.
Specifically, in the process that the movable block 404 drives the screen cylinder 3 to shake up and down, the movable block 404 slides on the guide rod 5, so that the stability of up-and-down movement of the screen cylinder 3 is improved, and the screen cylinder 3 is prevented from being skewed.
Referring to fig. 1, 2, 3 and 7, as a preferred technical solution of the present invention, the swing mechanism includes a driving motor 6 fixedly arranged on a base 1, an output end of the driving motor 6 passes through the base 1 and is connected with a rotating shaft 601, a first gear 6011 is arranged on the rotating shaft 601, a gear ring 7 is fixedly arranged on the base 1, a second gear 801 is engaged between the first gear 6011 and the gear ring 7, the second gear 801 is slidably connected on the base 1, a telescopic rod 8 is arranged on the second gear 801, and one end of the telescopic rod 8 far away from the second gear 801 is connected with the screen drum 3.
Specifically, through the operation of the driving motor 6 on the control base 1, the output end of the driving motor 6 drives the rotation shaft 601 to rotate, the first gear 6011 on the outer side of the rotation shaft 601 is meshed with the second gear 801 on the telescopic rod 8 when the rotation shaft 601 rotates, the second gear 801 drives the telescopic rod 8 to rotate, the telescopic rod 8 drives the screen cylinder 3 connected with the top to rotate, materials stacked in the screen cylinder 3 are horizontally spread on the screen plate 301 under rotation, the gear ring 7 is arranged on the base 1, the second gear 801 slides on the base 1 and can drive the telescopic rod 8 and the telescopic rod 8 to swing circumferentially through the movable plate 2 connected with the transmission component in the process of meshing with the first gear 6011 and the gear ring 7, the materials in the screen cylinder 3 are further enabled to move back and forth and left and right, the materials stacked in the screen cylinder 3 are further enabled to be paved on the screen plate 301 under rotation, the materials can be prevented from being stacked in a place through the screen cylinder 3 and the front and back activities, and the screening efficiency and the screening effect on the materials are improved.
Referring to fig. 3 and 7, as a preferred embodiment of the present invention, a connection block 10 is rotatably connected to a rotation shaft 601, and one end of the connection block 10 away from the rotation shaft 601 is connected to a telescopic rod 8.
Specifically, the connection block 10 plays a certain role in supporting and connecting, and improves the running stability of the device.
Referring to fig. 1, 2 and 7, as a preferred technical solution of the present invention, the swing mechanism further includes an ear plate 9 uniformly disposed on the base 1, a fixing rod 901 is fixedly connected to the ear plate 9, a third connecting plate 902 is rotatably connected to the fixing rod 901, a fourth connecting plate 903 is rotatably connected to the third connecting plate 902, and an end of the fourth connecting plate 903 far from the third connecting plate 902 is fixedly connected to the movable plate 2.
Further, the number of the ear plates 9 is at least three, and the three ear plates 9 are uniformly circumferentially arranged on the base 1.
Specifically, when the movable plate 2 swings back and forth and left and right, the stability of the movable plate 2 during swinging is improved through the connection effect of the third connecting plate 902 and the fourth connecting plate 903, and the third connecting plate 902 and the fourth connecting plate 903 can have a certain supporting effect on the movable plate 2.
Referring to fig. 1, 2, 3 and 4, as a preferred technical scheme of the present invention, the transmission assembly includes a support frame 11 disposed on a telescopic rod 8, a first bevel gear 111 is rotatably connected to the support frame 11, the first bevel gear 111 is fixedly connected to the telescopic rod 8, second bevel gears 112 engaged and connected with the first bevel gear 111 are further disposed on two sides of the support frame 11, a transmission rod 12 is disposed on each second bevel gear 112, one end of the transmission rod 12, far from the second bevel gear 112, passes through the support frame 11 and is connected with a worm 121, a worm wheel 122 is engaged and connected to the outer side of the worm 121, the worm wheel 122 is fixedly connected to a rotating rod 401, a support plate 201 is further disposed on the movable plate 2, and the transmission rod 12 is rotatably connected to the support plate 201.
Specifically, the telescopic rod 8 is meshed with the second bevel gears 112 on two sides through the first bevel gear 111 in the rotating process, so that the second bevel gear 112 drives the transmission rod 12 to rotate, the worm 121 is meshed with the worm wheel 122 on the rotating rod 401 when the transmission rod 12 rotates, the worm wheel 122 drives the rotating rod 401 to rotate, the shaking mechanism works, the movable block 404 is driven to reciprocate up and down, the movable block 404 which moves up and down drives the screen cylinder 3 to shake up and down, and materials on the screen plate 301 are screened and then fall into the blanking cavity 303.
Referring to fig. 1, 2 and 5, as a preferred technical scheme of the present invention, a mounting seat 13 is provided on a screen drum 3, an annular groove 131 is provided on the mounting seat 13, and a movable block 404 is movably connected in the annular groove 131.
Specifically, when the telescopic rod 8 drives the screen cylinder 3 to rotate, the mounting seat 13 rotates synchronously with the screen cylinder 3, the movable block 404 slides relatively in the annular groove 131 when the mounting seat 13 rotates, and when the movable block 404 moves up and down under the action of the shaking mechanism, the movable block 404 applies force to the mounting seat 13, so as to drive the screen cylinder 3 to shake up and down.
The invention also discloses a screening method of the material rotary screening device for highway construction, which comprises the following steps:
s1: when the materials for construction are screened, the materials to be screened are placed in a screen drum 3, the materials are placed above a screen plate 301, then a driving motor 6 on a base 1 is controlled to operate, the output end of the driving motor 6 drives a rotating shaft 601 to rotate, a first gear 6011 on the outer side of the driving motor is meshed with a second gear 801 on a telescopic rod 8 when the rotating shaft 601 rotates, the second gear 801 drives the telescopic rod 8 to rotate, the telescopic rod 8 drives the screen drum 3 connected with the top to rotate, and the materials piled in the screen drum 3 are horizontally spread on the screen plate 301 under rotation;
s2: the base 1 is provided with the gear ring 7, the second gear 801 slides on the base 1 and drives the telescopic rod 8 and the movable plate 2 connected with the telescopic rod 8 through the transmission component to swing circumferentially in the process of meshing with the first gear 6011 and the gear ring 7, so that materials in the screen cylinder 3 move back and forth and left and right, the materials piled in the screen cylinder 3 are further horizontally spread on the screen plate 301 under rotation, and the materials can be screened through the rotation of the screen cylinder 3 and the back and forth and left and right movements, so that the materials are prevented from being piled in one place to cause blockage, and the screening efficiency and the screening effect of the materials are improved;
s3: the telescopic rod 8 is meshed with the second bevel gears 112 on two sides through the first bevel gear 111 in the rotating process, the second bevel gear 112 drives the transmission rod 12 to rotate, the worm 121 is meshed with the worm wheel 122 on the rotating rod 401 when the transmission rod 12 rotates, the worm wheel 122 drives the rotating rod 401 to rotate, the rotation of the rotating rod 401 enables the first connecting plate 402 and the second connecting plate 403 to do linkage movement, the first connecting plate 402 and the second connecting plate 403 drive the movable block 404 to reciprocate up and down, the movable block 404 which moves up and down drives the screen drum 3 to shake up and down, and materials on the screen plate 301 fall into the blanking cavity 303 after being screened.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a rotatory sieving mechanism of material for highway construction, includes base (1), its characterized in that, activity is provided with fly leaf (2) on base (1), be provided with the swing mechanism that is used for driving fly leaf (2) activity on base (1), the both sides of fly leaf (2) all are provided with shake mechanism, still be connected with the drive assembly who is used for driving shake mechanism action on the swing mechanism, the one end that shake mechanism kept away from fly leaf (2) is connected with screen drum (3), be provided with sieve (301) in screen drum (3), screen drum (3) are separated into material loading chamber (302) and unloading chamber (303) with screen drum (301);
the shaking mechanism comprises a fixed block (4) fixedly arranged on a movable plate (2), a rotating rod (401) is rotationally connected to the fixed block (4), a first connecting plate (402) is connected to the end portion of the rotating rod (401), a second connecting plate (403) is rotationally connected to the outer side of the first connecting plate (402) through a pin shaft, a movable block (404) is connected to one end, far away from the first connecting plate (402), of the second connecting plate (403), and the movable block (404) is connected with a screen drum (3);
the swing mechanism comprises a driving motor (6) fixedly arranged on a base (1), the output end of the driving motor (6) penetrates through the base (1) and is connected with a rotating shaft (601), a first gear (6011) is arranged on the rotating shaft (601), a gear ring (7) is fixedly arranged on the base (1), a second gear (801) is connected between the first gear (6011) and the gear ring (7) in a meshed mode, the second gear (801) is connected onto the base (1) in a sliding mode, a telescopic rod (8) is arranged on the second gear (801), and one end, far away from the second gear (801), of the telescopic rod (8) is connected with a screen drum (3);
the rotating shaft (601) is rotationally connected with a connecting block (10), and one end, far away from the rotating shaft (601), of the connecting block (10) is connected with a telescopic rod (8);
the swing mechanism further comprises ear plates (9) which are uniformly arranged on the base (1), a fixed rod (901) is fixedly connected to the ear plates (9), a third connecting plate (902) is rotatably connected to the fixed rod (901), a fourth connecting plate (903) is rotatably connected to the third connecting plate (902), and one end, far away from the third connecting plate (902), of the fourth connecting plate (903) is fixedly connected with the movable plate (2);
the transmission assembly comprises a supporting frame (11) arranged on a telescopic rod (8), a first bevel gear (111) is rotationally connected to the supporting frame (11), the first bevel gear (111) is fixedly connected with the telescopic rod (8), second bevel gears (112) meshed with the first bevel gear (111) are further arranged on two sides of the supporting frame (11), a transmission rod (12) is arranged on each second bevel gear (112), one end, far away from the second bevel gears (112), of the transmission rod (12) penetrates through the supporting frame (11) and is connected with a worm (121), a worm wheel (122) is meshed and connected to the outer side of the worm (121), the worm wheel (122) is fixedly connected with a rotating rod (401), a supporting plate (201) is further arranged on a movable plate (2), and the transmission rod (12) is rotationally connected to the supporting plate (201).
2. The rotary screening device for materials for highway construction according to claim 1, wherein the movable plate (2) is provided with a guide rod (5), and the movable block (404) is slidably connected to the guide rod (5).
3. The rotary screening device for materials for highway construction according to claim 2, wherein at least three lug plates (9) are provided, and the three lug plates (9) are uniformly circumferentially arranged on the base (1).
4. A rotary screening device for materials for highway construction according to claim 3, wherein the screen cylinder (3) is provided with a mounting seat (13), the mounting seat (13) is provided with an annular groove (131), and the movable block (404) is movably connected in the annular groove (131).
5. A screening method of the material rotary screening device for highway construction according to claim 4, comprising the steps of:
s1: when materials for construction are screened, the materials to be screened are placed in a screen cylinder (3), the materials to be screened are placed above a screen plate (301), then a driving motor (6) on a base (1) is controlled to operate, the output end of the driving motor (6) drives a rotating shaft (601) to rotate, a first gear (6011) on the outer side of the rotating shaft (601) is meshed with a second gear (801) on a telescopic rod (8) when the rotating shaft (601) rotates, the second gear (801) drives the telescopic rod (8) to rotate, and the telescopic rod (8) drives the screen cylinder (3) connected with the top to rotate;
s2: a gear ring (7) is arranged on the base (1), and in the process of meshing with the first gear (6011) and the gear ring (7), the second gear (801) slides on the base (1) and drives the telescopic rod (8) and a movable plate (2) connected with the telescopic rod (8) through a transmission component to swing circumferentially, so that materials in the screen drum (3) move forwards, backwards and leftwards;
s3: the telescopic rod (8) is meshed with second bevel gears (112) on two sides through a first bevel gear (111) in the rotating process, the second bevel gears (112) drive a transmission rod (12) to rotate, a worm (121) is meshed with a worm wheel (122) on a rotating rod (401) when the transmission rod (12) rotates, the worm wheel (122) drives the rotating rod (401) to rotate, the rotating rod (401) rotates to enable a first connecting plate (402) and a second connecting plate (403) to do linkage movement, the first connecting plate (402) and the second connecting plate (403) drive a movable block (404) to reciprocate up and down, and the movable block (404) which moves up and down drives a screen drum (3) to shake up and down, so that materials on a screen plate (301) are screened and then fall into a blanking cavity (303).
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| CN116618297B (en) * | 2023-07-26 | 2023-09-29 | 山东佳士博食品有限公司 | Adjustable vibrating screen mechanism in food production process |
| CN117738467B (en) * | 2024-02-20 | 2024-04-30 | 江苏港融新型建材有限责任公司 | Automatic concrete distributing device |
| CN117884264B (en) * | 2024-03-14 | 2024-05-07 | 延边大学 | Material sorting machine for light building material production |
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| CN115301541A (en) | 2022-11-08 |
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