CN112090719A - Be used for multistage screening installation of dried litchi - Google Patents
Be used for multistage screening installation of dried litchi Download PDFInfo
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- CN112090719A CN112090719A CN202010931805.3A CN202010931805A CN112090719A CN 112090719 A CN112090719 A CN 112090719A CN 202010931805 A CN202010931805 A CN 202010931805A CN 112090719 A CN112090719 A CN 112090719A
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- screening
- screening cylinder
- cylinder
- dried
- litchi
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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
- B07B1/18—Drum screens
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N15/00—Machines or apparatus for other treatment of fruits or vegetables for human purposes; Machines or apparatus for topping or skinning flower bulbs
-
- 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
- B07B1/38—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens oscillating in a circular arc in their own plane; Plansifters
-
- 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
-
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N15/00—Machines or apparatus for other treatment of fruits or vegetables for human purposes; Machines or apparatus for topping or skinning flower bulbs
- A23N2015/008—Sorting of fruit and vegetables
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of dried litchi processing, in particular to a multi-stage screening device for dried litchi, which comprises an operation table, a swinging mechanism and a multi-stage screening mechanism, wherein the multi-stage screening mechanism comprises a first screening cylinder, a second screening cylinder and a third screening cylinder, the bottom of the first screening cylinder is communicated with the inside of the second screening cylinder through a first material guide slide way, the second screening cylinder is communicated with the inside of the third screening cylinder through a second material guide slide way, stirring frames are respectively arranged inside the first screening cylinder, the second screening cylinder and the third screening cylinder, a feeding channel is arranged at the top of the first screening cylinder, the swinging mechanism comprises buffer lifting components which are symmetrically arranged at two sides of the top of the operation table, vertical plates are respectively arranged at two sides of the third screening cylinder, rotating shafts which can rotate on the vertical surfaces of the vertical plates are respectively arranged at two sides of the third screening cylinder, the device can automatically screen and classify dried litchi with different sizes, and collect automatically, improve the dried litchi screening progress and efficiency.
Description
Technical Field
The invention relates to the technical field of dried litchi processing, in particular to multistage screening equipment for dried litchi.
Background
The litchi is originally produced in the south China, is a subtropical fruit tree, a evergreen arbor, is about 10 meters high, has stigmatic bulges, bright red and purplish red peel, is semitransparent and grease-like when the pulp is fresh, and is fragrant and delicious; litchi is sweet in taste, sour and warm in nature, and enters heart, spleen and liver meridians; can stop hiccup and diarrhea, is a good food therapy product for intractable hiccup and morning diarrhea patients, and has the effects of nourishing brain, building body, stimulating appetite, invigorating spleen and promoting appetite; at present, the conventional litchi size grading mainly depends on manual sorting, so that the working time is long, the labor intensity is high, and the size of litchi sorted by the same grade cannot be ensured to be consistent, so that the sorting precision is influenced; although many existing fruit classifiers, such as apple classifiers and citrus classifiers, are not suitable for litchi classification due to the large gap between the rollers, we propose a multistage screening device for dried litchi so as to solve the above-mentioned problems.
Disclosure of Invention
For solving above-mentioned technical problem, provide one kind and be used for the multistage screening installation of dried litchi, this equipment can be according to automatic screening classification with the dried litchi of equidimension not automatically to collect automatically, improve dried litchi screening progress and efficiency.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a multi-stage screening device for dried litchi comprises an operation platform, a swing mechanism and a multi-stage screening mechanism, wherein the multi-stage screening mechanism comprises a first screening cylinder, a second screening cylinder and a third screening cylinder, the first screening cylinder, the second screening cylinder and the third screening cylinder are horizontally distributed above the operation platform from top to bottom, the bottom of the first screening cylinder is communicated with the inside of the second screening cylinder through a first material guide slide way, the second screening cylinder is communicated with the inside of the third screening cylinder through a second material guide slide way, one ends of the first screening cylinder, the second screening cylinder and the third screening cylinder, which are adjacent to each other, are respectively provided with a discharging pipe, one side of the operation platform is provided with three material receiving baskets arranged side by side, one end of each discharging pipe extends towards the inside of each material receiving basket, the insides of the first screening cylinder, the second screening cylinder and the third screening cylinder are respectively provided with stirring frames for stirring litchi, the top of the first screening cylinder is provided with a feeding channel, the swing mechanism is arranged on the table top of the operating table and comprises buffer lifting assemblies symmetrically arranged on two sides of the top of the operating table, the working end of each buffer lifting assembly is in transmission connection with two ends of a third screening cylinder respectively, vertical plates are arranged at the middle ends of two sides of each third screening cylinder respectively, and vertical plane rotating shafts capable of rotating at the vertical plates are arranged on two sides of each third screening cylinder respectively.
Preferably, the top of the feeding channel is provided with a top cover, and the top of the top cover is provided with a handle.
Preferably, the bottom of the first screening cylinder and the bottom of the second screening cylinder are respectively provided with a screen, and the diameter of the screen on the first screening cylinder is larger than that of the screen on the second screening cylinder.
Preferably, every the stirring frame all is the level and can the pivoted setting in the inside of first screening cylinder, second screening cylinder and third screening cylinder, and every stirring frame is provided with a plurality of stirring board along the length direction of every stirring frame equidistant distribution, and all stirring boards all are vertical setting, and all stirring boards all are the tilt state and set up on the radial face of every stirring frame.
Preferably, the one end that the unloading pipe was kept away from to first filter cylinder is provided with first drive cover, the inside of first pneumatic cover is equipped with the first bull stick that is the level setting, the one end of first bull stick is connected with the one end of stirring frame, be provided with half a gear on the first bull stick, be equipped with the slide rail that is the level setting under the half a gear, one side of slide rail and the end connection of first filter cylinder, the top of slide rail is equipped with the rack that can be along the length direction of slide rail motion in opposite directions, the bottom of rack is equipped with can be at the inside gliding slider of slide rail, rack and half a gear engagement set up.
Preferably, be equipped with the first motor that is the level setting on the outer wall of first drive cover, the output of first motor is equipped with the drive carousel that is vertical setting, and the edge of drive carousel is equipped with dials the round pin, and it is provided with articulated connecting rod to toggle the round pin, and the one end that dials the round pin is kept away from to articulated connecting rod extends to the inside of first drive cover, and the extension end of articulated connecting rod sets up with the one end of rack is articulated, and first drive is sheathe in and is equipped with the opening of dodging that is used for dodging articulated connecting rod and removes.
Preferably, the first screening cylinder and the second screening cylinder are respectively provided with a second driving sleeve at one end close to the first driving sleeve, each second driving sleeve is respectively provided with a second rotating rod horizontally arranged inside, one end of each second rotating rod is respectively connected with one end of a stirring frame in the first screening cylinder and the second screening cylinder, the first rotating rod is provided with a first driving wheel, the second rotating rod on the second screening cylinder is provided with a first driven wheel, the first driving wheel is in transmission connection with the first driven wheel through a first synchronous belt, the second driving sleeves on the first driving sleeve and the second screening cylinder are respectively provided with a first avoidance penetrating port for avoiding the movement of the first synchronous belt, the second rotating rod on the second screening cylinder is provided with a second driving wheel, the second rotating rod on the first screening cylinder is provided with a second driven wheel, the second driving wheel is in transmission connection with a second driven wheel through a second synchronous belt, and each second driving sleeve is respectively provided with a second avoidance penetrating port for avoiding the movement of the second synchronous belt.
Preferably, every buffering lifting unit all includes two pneumatic cylinders, and two pneumatic cylinders symmetry sets up the tip both sides at first filter cartridge, and the bottom of every pneumatic cylinder is articulated the setting with the mesa of operation panel respectively, and the output of every pneumatic cylinder is articulated the setting with first tip bottom respectively.
Preferably, every buffering lifting unit still all includes buffer spring, and buffer spring's one end and the articulated setting of the tip of first sieve tube, buffer spring's the articulated setting of the mesa of the other end and operation panel.
Preferably, an electromagnetic valve is arranged inside each blanking pipe, and a corrugated hose extending towards the inside of each receiving basket is arranged at the tail end of each blanking pipe.
Compared with the prior art, the invention has the beneficial effects that:
a multi-stage screening apparatus for litchi trunks is composed of a first screening drum with top cover opened by handle, a first motor for driving a rotary disc to rotate, a stirring pin driven by said rotary disc to rotate along the circumference of rotary disc, a hinge rod driven by said stirring pin, a slide track, a rack driven by another end of said hinge rod, a stirring frame swinging along the circumference of third screening drum, a first drive wheel driven by said first drive wheel, a second drive wheel driven by said first drive wheel via a first synchronous belt, and a second rotary rod on said second screening drum, when each stirring frame rotates in the first screening cylinder, the second screening cylinder and the third screening cylinder respectively, all the stirring plates on each stirring frame are driven to stir the dried lichees in the first screening cylinder, the second screening cylinder and the third screening cylinder simultaneously to break the dried lichees, the dried lichees in the first screening cylinder are screened by the screen arranged at the bottom of the first screening cylinder, the larger dried lichees are screened in the first screening cylinder, the smaller dried lichees fall into the second screening cylinder through the screen on the first screening cylinder, the dried lichees are screened again by the screen in the second screening cylinder, the smallest dried lichees fall into the third screening cylinder, and when the first screening cylinder, the second screening cylinder and the third screening cylinder are used for screening, each hydraulic cylinder in the lifting assembly is started in a cross mode, so that two ends of the first screening cylinder, the second screening cylinder and the third screening cylinder are used for swinging motion, make first filter screen, the litchi in second filter screen and the third filter screen can be more abundant sieve, prevent that the litchi from blockking up, when every pneumatic cylinder starts, every buffer spring that sets up can start the cushioning effect, when needs carry out the unloading, start the solenoid valve on every unloading pipe, open every unloading pipe through every solenoid valve, the corrugated tube who sets up on every unloading pipe is respectively with the litchi of equidimension not every receipts basket in, this equipment can be according to automatic screening classification with the litchi of equidimension not, and collect automatically, improve litchi screening progress and efficiency.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 3 of the present invention;
FIG. 5 is a partial perspective view of the present invention;
FIG. 6 is an enlarged view of the invention at B of FIG. 5;
FIG. 7 is a partial cross-sectional view of the present invention;
fig. 8 is a partial perspective view of the stirring frame of the present invention.
Description of the drawings:
1-an operation table; 2-a first screen cylinder; 3-a second screen cylinder; 4-a third screen cylinder; 5-a first material guiding slideway; 6-a second material guiding slideway; 7-a blanking pipe; 8-a receiving basket; 9-stirring frame; 10-a feed channel; 11-a vertical plate; 12-a rotating shaft; 13-a top cover; 14-a handle; 15-a screen mesh; 16-a toggle plate; 17-a first drive sleeve; 18-a first rotating lever; 19-half gear; 20-a slide rail; 21-a rack; 22-a slide block; 23-a first motor; 24-driving the turntable; 25-a tumbler pin; 26-a hinged link; 27-avoiding the through opening; 28-a second drive sleeve; 29-a second rotating bar; 30-a first drive wheel; 31-a first driven wheel; 32-a first synchronization belt; 33-a second capstan; 34-a second driven wheel; 35-a second synchronous belt; 36-a hydraulic cylinder; 37-a buffer spring; 38-solenoid valve.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1 to 8, a multistage screening apparatus for dried litchi includes an operation table 1, a swing mechanism and a multistage screening mechanism, the multistage screening mechanism includes a first screening cylinder 2, a second screening cylinder 3 and a third screening cylinder 4, the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4 are horizontally distributed above the operation table 1 from top to bottom, the bottom of the first screening cylinder 2 is communicated with the inside of the second screening cylinder 3 through a first material guiding slide 5, the second screening cylinder 3 is communicated with the inside of the third screening cylinder 4 through a second material guiding slide 6, one ends of the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4 adjacent to each other are respectively provided with a discharging pipe 7, one side of the operation table 1 is provided with three material receiving baskets 8 arranged side by side, one end of each discharging pipe 7 extends towards the inside of each material receiving basket 8, the insides of the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4 are respectively provided with stirring racks 9 for stirring litchi, the top of first filter screen 2 is equipped with feedstock channel 10, and wabbler mechanism sets up the mesa at operation panel 1, and wabbler mechanism sets up the buffering elevating system in operation panel 1 top both sides including the symmetry, and every buffering elevating system's work end is connected with the both ends transmission of third filter screen 4 respectively, and the both sides middle-end of third filter screen 4 is equipped with riser 11 respectively, and the both sides of third filter screen 4 are equipped with respectively can be at the pivot 12 of every riser 11 perpendicular pivoted.
The top of feed channel 10 is equipped with top cap 13, and the top of top cap 13 is equipped with handle 14, and during the operation, the staff opens top cap 13 through handle 14 to will need the dried litchi of screening to pour into the inside of first sieving cylinder 2.
The bottom of first cylinder 2 and second cylinder 3 is equipped with screen cloth 15 respectively, the diameter of screen cloth 15 on the first cylinder 2 is greater than the diameter of screen cloth 15 on the second cylinder 3, the litchi in the first cylinder 2 is filtered through the screen cloth 15 that first cylinder 2 bottoms set up, filter great litchi in first cylinder 2, less litchi falls into second cylinder 3 through screen cloth 15 on the first cylinder 2, screen cloth 15 in the rethread second cylinder 3 screens the litchi again, fall into third cylinder 4 with minimum litchi.
Every stirring frame 9 all is the level and can the pivoted setting at first screening cylinder 2, the inside of second screening cylinder 3 and third screening cylinder 4, every stirring frame 9 is provided with a plurality of stirring board 16 along the equidistant distribution of the length direction of every stirring frame 9, all stirring boards 16 all are vertical setting, all stirring boards 16 all are the tilt state and set up on the radial surface of every stirring frame 9, when every stirring frame 9 is respectively at first screening cylinder 2, when rotating in second screening cylinder 3 and the third screening cylinder 4, it stirs first screening cylinder 2 to drive all stirring boards 16 on every stirring frame 9 simultaneously, the litchi in second screening cylinder 3 and the third screening cylinder 4, break up the litchi.
One end of the first screening cylinder 2 far away from the blanking pipe 7 is provided with a first driving sleeve 17, the inside of the first pneumatic sleeve is provided with a first rotating rod 18 which is horizontally arranged, one end of the first rotating rod 18 is connected with one end of the stirring frame 9, a half gear 19 is arranged on the first rotating rod 18, a sliding rail 20 which is horizontally arranged is arranged right below the half gear 19, one side of the sliding rail 20 is connected with the end part of the first screening cylinder 2, a rack 21 which can move along the length direction of the sliding rail 20 in the opposite direction is arranged above the sliding rail 20, the bottom of the rack 21 is provided with a sliding block 22 which can slide in the sliding rail 20, and the rack 21 is meshed with the half gear 19.
A first motor 23 which is horizontally arranged is arranged on the outer wall of the first driving sleeve 17, a driving turntable 24 which is vertically arranged is arranged at the output end of the first motor 23, a toggle pin 25 is arranged at the edge of the driving turntable 24, a hinge connecting rod 26 is hinged on the toggle pin 25, one end of the hinge connecting rod 26 far away from the toggle pin 25 extends towards the inside of the first driving sleeve 17, the extending end of the hinge connecting rod 26 is hinged with one end of the rack 21, an avoiding through hole 27 for avoiding the movement of the hinge connecting rod 26 is arranged on the first driving sleeve 17, the first motor 23 is started, the first motor 23 drives the driving turntable 24 to rotate, the driving turntable 24 drives the toggle pin 25 to rotate along the circumference of the driving turntable 24, the toggle pin 25 drives one end of the hinged connecting rod 26 to rotate simultaneously, and the other end of the hinged connecting rod 26 drives the rack 21 to move oppositely along the sliding rail 20, so that the stirring frame 9 swings along the inner circumference of the third screening cylinder 4.
One end of each of the first screening cylinder 2 and the second screening cylinder 3 close to the first driving sleeve 17 is provided with a second driving sleeve 28, the inside of each second driving sleeve 28 is respectively provided with a second rotating rod 29 which is horizontally arranged, one end of each second rotating rod 29 is respectively connected with one end of the stirring frame 9 in each of the first screening cylinder 2 and the second screening cylinder 3, the first rotating rod 18 is provided with a first driving wheel 30, the second rotating rod 29 on each of the second screening cylinders 3 is provided with a first driven wheel 31, the first driving wheel 30 is in transmission connection with the first driven wheel 31 through a first synchronous belt 32, the second driving sleeves 28 on each of the first driving sleeve 17 and the second screening cylinder 3 are respectively provided with a first avoiding penetrating port for avoiding the movement of the first synchronous belt 32, the second rotating rod 29 on each of the second screening cylinder 3 is provided with a second driving wheel 33, the second rotating rod 29 on each of the first screening cylinder 2 is provided with a second driven wheel 34, the second driving wheel 33 is in transmission connection with the second driven wheel 34 through a second synchronous belt 35, a second avoidance penetrating opening used for avoiding the movement of the second synchronous belt 35 is formed in each second driving sleeve 28, the first rotating rod 18 drives the first driving wheel 30 to rotate, the first driving wheel 30 drives the first driven wheel 31 to rotate through the first synchronous belt 32, so that the second rotating rod 29 on the second screening cylinder 3 rotates, the second driving wheel 33 on the second rotating rod 29 drives the second driven wheel 34 to rotate through the second synchronous belt 35, and the first screening cylinder 2, the second screening cylinder 3 and the stirring frame 9 in the third screening cylinder 4 simultaneously swing.
Every buffering elevating module all includes two pneumatic cylinders 36, two pneumatic cylinder 36 symmetries set up the tip both sides at first filter cartridge 2, the bottom of every pneumatic cylinder 36 sets up with the mesa of operation panel 1 is articulated respectively, the output of every pneumatic cylinder 36 sets up with first tip bottom is articulated respectively, at first filter cartridge 2, second filter cartridge 3 and third filter cartridge 4 are when screening, the hydraulic cylinder 36 in the elevating module is changed into to each crossing start, make first filter cartridge 2, the action is swayd at the both ends of second filter cartridge 3 and third filter cartridge 4, make first filter cartridge 2, the litchi trunk in second filter cartridge 3 and the third filter cartridge 4 can be more abundant sieve, prevent that the litchi trunk from blockking up.
Every buffering lifting unit still all includes buffer spring, and 37 buffer spring's one end and the articulated setting of the tip of first filter cylinder 2, buffer spring's the articulated setting of mesa of the other end and operation panel 1, when every pneumatic cylinder 36 starts, every buffer spring that sets up can start the cushioning effect.
The electromagnetic valves 38 are respectively arranged inside each discharging pipe 7, the corrugated hoses extending towards the inside of each collecting basket 8 are respectively arranged at the tail ends of each discharging pipe 7, when discharging is needed, the electromagnetic valves 38 on each discharging pipe 7 are started, each discharging pipe 7 is opened through each electromagnetic valve 38, and dried litchi of different sizes is respectively input into each collecting basket 8 through the corrugated hoses arranged on each discharging pipe 7.
The working principle of the invention is as follows: during operation, the worker opens the top cover 13 through the handle 14, pours the dried litchi to be screened into the first screening cylinder 2, starts the first motor 23, drives the driving turntable 24 to rotate through the first motor 23, drives the poking pin 25 to rotate along the circumference of the driving turntable 24, drives the one end of the hinged connecting rod 26 to rotate simultaneously through the poking pin 25, drives the rack 21 to move oppositely along the sliding rail 20 through the other end of the hinged connecting rod 26, enables the stirring frame 9 to swing along the inner circumference of the third screening cylinder 4, drives the first driving wheel 30 to rotate through the first rotating rod 18, drives the first driven wheel 31 to rotate through the first synchronous belt 32 by the first driving wheel 30, enables the second rotating rod 29 on the second screening cylinder 3 to rotate, drives the second driven wheel 34 to rotate through the second synchronous belt 35 by the second driving wheel 33 on the second rotating rod 29, and enables the first screening cylinder 2, The stirring frames 9 in the second screening cylinder 3 and the third screening cylinder 4 simultaneously perform swinging actions, when each stirring frame 9 respectively rotates in the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4, all the stirring plates 16 on each stirring frame 9 are simultaneously driven to stir the dried litchi in the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4 to break up the dried litchi, the dried litchi in the first screening cylinder 2 is screened by the screen 15 arranged at the bottom of the first screening cylinder 2, the larger dried litchi is screened in the first screening cylinder 2, the smaller dried litchi falls into the second screening cylinder 3 by the screen 15 on the first screening cylinder 2, the dried litchi is screened again by the screen 15 in the second screening cylinder 3, the smallest dried litchi falls into the third screening cylinder 4, and when the first screening cylinder 2, the second screening cylinder 3 and the third screening cylinder 4 are used for screening, hydraulic cylinder 36 in the lifting unit is changed into to each crossing start, make first cylinder 2, the both ends of second cylinder 3 and third cylinder 4 sway the action, make first cylinder 2, the litchi in second cylinder 3 and the third cylinder 4 can be more abundant sieve, prevent that the litchi from blockking up, when every hydraulic cylinder 36 starts, every buffer spring that sets up can start cushioning effect, when the unloading is carried out to needs, start the solenoid valve 38 on every unloading pipe 7, open every unloading pipe 7 through every solenoid valve 38, the ripple hose that sets up on every unloading pipe 7 is respectively with the litchi of equidimension not inputed in every receiving basket 8.
The foregoing has described the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A multi-stage screening device for dried lychees is characterized by comprising an operating platform (1), a swing mechanism and a multi-stage screening mechanism, wherein the multi-stage screening mechanism comprises a first screening cylinder (2), a second screening cylinder (3) and a third screening cylinder (4), the first screening cylinder (2), the second screening cylinder (3) and the third screening cylinder (4) are horizontally distributed above the operating platform (1) from top to bottom, the bottom of the first screening cylinder (2) is communicated with the inside of the second screening cylinder (3) through a first material guide slide way (5), the second screening cylinder (3) is communicated with the inside of the third screening cylinder (4) through a second material guide slide way (6), one ends, adjacent to the first screening cylinder (2), the second screening cylinder (3) and the third screening cylinder (4), of the discharging pipes (7) are respectively arranged at one end of the operating platform (1), three material collecting baskets (8) arranged side by side are arranged, the one end of every unloading pipe (7) is respectively towards the inside extension of every receiving basket (8), first screening cylinder (2), the inside of second screening cylinder (3) and third screening cylinder (4) is equipped with stirring frame (9) that are used for stirring the litchi respectively, the top of first screening cylinder (2) is equipped with feedstock channel (10), wabbler mechanism sets up the mesa at operation panel (1), wabbler mechanism sets up the buffering elevating system in operation panel (1) top both sides including the symmetry, the work end of every buffering elevating system is connected with the both ends transmission of third screening cylinder (4) respectively, the both sides middle-end of third screening cylinder (4) is equipped with riser (11) respectively, the both sides of third screening cylinder (4) are equipped with perpendicular pivoted pivot (12) that can be at every riser (11) respectively.
2. The multistage screening apparatus for dried litchi according to claim 1, wherein a top cover (13) is provided on the top of the feeding channel (10), and a handle (14) is provided on the top of the top cover (13).
3. The multi-stage screening equipment for the dried lychees according to claim 2, wherein the bottoms of the first screening cylinder (2) and the second screening cylinder (3) are respectively provided with a screen (15), and the diameter of the screen (15) on the first screening cylinder (2) is larger than that of the screen (15) on the second screening cylinder (3).
4. The multi-stage screening equipment for the dried litchi is characterized in that each stirring frame (9) is horizontal and can be rotatably arranged inside the first screening cylinder (2), the second screening cylinder (3) and the third screening cylinder (4), a plurality of stirring plates (16) are distributed on each stirring frame (9) at equal intervals along the length direction of each stirring frame (9), all the stirring plates (16) are vertically arranged, and all the stirring plates (16) are arranged on the radial surface of each stirring frame (9) in an inclined state.
5. The multi-stage screening device for dried lychees according to claim 4, one end of the first screening drum (2) far away from the discharging pipe (7) is provided with a first driving sleeve (17), a first rotating rod (18) horizontally arranged is arranged inside the first pneumatic sleeve, one end of the first rotating rod (18) is connected with one end of the stirring frame (9), a half gear (19) is arranged on the first rotating rod (18), a sliding rail (20) horizontally arranged is arranged under the half gear (19), one side of the sliding rail (20) is connected with the end of the first screening drum (2), a rack (21) capable of moving along the length direction of the sliding rail (20) in the opposite direction is arranged above the sliding rail (20), a sliding block (22) capable of sliding inside the sliding rail (20) is arranged at the bottom of the rack (21), and the rack (21) is meshed with the half gear (19).
6. The multistage screening equipment for the dried litchi is characterized in that a first motor (23) horizontally arranged is arranged on the outer wall of a first driving sleeve (17), a driving rotary disc (24) vertically arranged is arranged at the output end of the first motor (23), a poking pin (25) is arranged at the edge of the driving rotary disc (24), a hinged connecting rod (26) is hinged to the poking pin (25), one end, far away from the poking pin (25), of the hinged connecting rod (26) extends towards the inside of the first driving sleeve (17), the extending end of the hinged connecting rod (26) is hinged to one end of a rack (21), and an avoiding through hole (27) used for avoiding the movement of the hinged connecting rod (26) is formed in the first driving sleeve (17).
7. The multi-stage screening device for the dried lychees according to claim 6, wherein one end of each of the first screening cylinder (2) and the second screening cylinder (3) close to the first driving sleeve (17) is provided with a second driving sleeve (28), the interior of each second driving sleeve (28) is respectively provided with a second rotating rod (29) which is horizontally arranged, one end of each second rotating rod (29) is respectively connected with one end of the stirring frame (9) in each of the first screening cylinder (2) and the second screening cylinder (3), the first rotating rod (18) is provided with a first driving wheel (30), the second rotating rod (29) on each of the second screening cylinders (3) is provided with a first driven wheel (31), the first driving wheel (30) is in transmission connection with the first driven wheel (31) through a first synchronous belt (32), the second driving sleeves (28) on each of the first driving sleeve (17) and the second screening cylinder (3) are respectively provided with a first avoiding port for the movement of the first synchronous belt (32), be equipped with second action wheel (33) on second bull stick (29) on second screening drum (3), be equipped with second on second bull stick (29) on first screening drum (2) and follow driving wheel (34), second action wheel (33) are connected with second from driving wheel (34) transmission through second hold-in range (35), offer respectively on every second drive cover (28) and are used for dodging the second hold-in range (35) second and dodge the mouth of wearing.
8. The multistage screening equipment for the dried lychees according to claim 7, wherein each buffer lifting assembly comprises two hydraulic cylinders (36), the two hydraulic cylinders (36) are symmetrically arranged on two sides of the end part of the first screening cylinder (2), the bottom end of each hydraulic cylinder (36) is hinged to the table top of the operating table (1), and the output end of each hydraulic cylinder (36) is hinged to the bottom end of the first end part.
9. The multi-stage screening equipment for the dried lychees according to claim 8, wherein each buffer lifting assembly further comprises a buffer spring, (37) one end of each buffer spring is hinged with the end part of the first screening cylinder (2), and the other end of each buffer spring is hinged with the table top of the operating table (1).
10. The multistage litchi screening apparatus as claimed in claim 9, wherein each of the plurality of discharge pipes (7) is internally provided with a solenoid valve (38), and the end of each discharge pipe (7) is provided with a corrugated hose extending towards the inside of each receiving basket (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931805.3A CN112090719A (en) | 2020-09-08 | 2020-09-08 | Be used for multistage screening installation of dried litchi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931805.3A CN112090719A (en) | 2020-09-08 | 2020-09-08 | Be used for multistage screening installation of dried litchi |
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| Publication Number | Publication Date |
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| CN112090719A true CN112090719A (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010931805.3A Withdrawn CN112090719A (en) | 2020-09-08 | 2020-09-08 | Be used for multistage screening installation of dried litchi |
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| Country | Link |
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| CN (1) | CN112090719A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20201218 |