CN116786416B - Screen machine that facilitates use - Google Patents

Screen machine that facilitates use Download PDF

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Publication number
CN116786416B
CN116786416B CN202310845158.8A CN202310845158A CN116786416B CN 116786416 B CN116786416 B CN 116786416B CN 202310845158 A CN202310845158 A CN 202310845158A CN 116786416 B CN116786416 B CN 116786416B
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CN
China
Prior art keywords
fixedly connected
cylinder
plate
screen
side wall
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Active
Application number
CN202310845158.8A
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Chinese (zh)
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CN116786416A (en
Inventor
杜银之
张学亮
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Tancheng Hongbaoyuan Machinery Co ltd
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Tancheng Hongbaoyuan Machinery Co ltd
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Priority to CN202310845158.8A priority Critical patent/CN116786416B/en
Publication of CN116786416A publication Critical patent/CN116786416A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/34Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
    • B07B1/343Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/06Treating tea before extraction; Preparations produced thereby
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • B07B1/55Cleaning with fluid jets

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Tea And Coffee (AREA)

Abstract

The invention discloses a screening machine convenient to use, and relates to the technical field of screening equipment. When the motor drives the vibration assembly to drive the barrel mechanism to vibrate up and down for screening, the receiving cylinder moves up and down to drive the ejector rod to move in the air storage cylinder, when the receiving cylinder moves from top to bottom, the sealing plate pressurizes air downwards, the top end of the air nozzle moves to the uppermost part of the lifting groove, the air nozzle is aligned with the first sieve plate, at the moment, the air nozzle leaks outwards, net clamping substances on the first sieve plate are blown upwards and ejected, the damage to tea leaves is avoided, the force of the tea leaves separated from the sieve is further increased, and the automatic sieving efficiency is further improved.

Description

Screen machine that facilitates use
Technical Field
The invention relates to the technical field of screening equipment, in particular to a screening machine convenient to use.
Background
The sieving machine is a machine which is matched with a test sieve to analyze the granularity of materials and replaces manual sieving. The shaking screen is one of the main operation processes for sorting tea leaves, and is completed through a screening machine, and the purpose of the shaking screen is mainly to separate the strip tea into thick and thin strips, sleeve round tea heads, shake off the ribs and stems, so that the thickness and the purity of tea blanks primarily meet the specification requirements of tea at all levels.
In the prior art, for example, the Chinese patent application number is: the utility model provides a "convenient to use ' of CN107185707A seed sieve separator", including screening box, screening box is open-top form, screening box's lower extreme is provided with the rose box, screening box's both sides still are provided with inlet tube and row material pipe respectively, row material pipe's one end is connected with screening box, row material pipe's the other end is connected with the rose box, be provided with a plurality of filter screen layers in the rose box, the bottom in the rose box still is provided with the water collector, still be provided with the screen cloth in the screening box, the screen cloth includes first axle, second axle and screen cloth, the both ends of screen cloth are provided with first axle and second axle respectively, and first axle rotation sets up in screening box bottom, the second axle activity sets up on screening box open end.
However, in the prior art, the screening mode of the tea leaves is that the number of the screening meshes is determined only by the experience of screening the tea leaves, so that the problems of tea leaf screen blocking, low screening rate, tea leaf shape damage and the like appear later, the condition of tea leaf screen blocking needs to be reduced by means of manual timing screening, the labor cost is increased, potential safety hazards exist due to manual screening, the production requirements of production streamline, cleaning and modernization scale cannot be met, and the development of the tea industry is restricted.
Disclosure of Invention
The invention aims to provide a screening machine convenient to use, and aims to solve the problems that the number of screening meshes is only determined by experience of screening tea leaves, the subsequent problems of tea leaf clamping net, low screening rate, damage to tea leaf shape and the like are caused, and the manual screening not only increases labor cost, but also has potential safety hazards.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a screen (ing) machine that facilitates use, includes drive mechanism, barrel mechanism and screening mechanism, barrel mechanism includes receives the feed cylinder, the bottom surface of receiving the feed cylinder is provided with three supporting component, supporting component includes the gas receiver, the inside wall sliding connection of gas receiver has the closing plate, the top surface central point department fixedly connected with ejector pin of closing plate, the top of ejector pin with receive the top surface fixed connection of feed cylinder, the lateral wall fixedly connected with air duct of gas receiver, the top fixedly connected with air nozzle of air duct, the lateral wall of receiving the feed cylinder is located air nozzle position department has seted up the lift groove, the lateral wall of air duct with the inside wall sliding connection of lift groove;
the bottom end of the air cylinder is fixedly connected with a rubber pad, the bottom surface of the rubber pad is fixedly connected with a bottom plate, the top surface of the bottom plate is fixedly connected with a positioning frame, the top surface of the positioning frame is fixedly connected with a motor, the transmission mechanism comprises a rotation assembly, a transmission assembly and a vibration assembly, the transmission assembly comprises a first bevel gear, a second bevel gear is meshed with the outer side of the first bevel gear, and the output end of the motor is fixedly connected with the second bevel gear;
the screening mechanism comprises a screening cylinder, a first screen plate is fixedly connected to the inner side wall of the screening cylinder, a second screen plate is arranged below the bottom end of the first screen plate, a separating cylinder is fixedly connected between the first screen plate and the second screen plate, a material distributing mechanism is arranged below the bottom end of the second screen plate and comprises a third isolating cylinder, the top end of the third isolating cylinder is fixedly connected with the bottom end of the second screen plate, a second isolating cylinder is fixedly connected between the top surface of the third isolating cylinder and the bottom surface of the second screen plate, a first isolating cylinder is fixedly connected to the bottom end of the second isolating cylinder, and a tea powder box is rotationally connected to the bottom end of the first isolating cylinder.
Preferably, the rotating assembly comprises a toothed ring, a spur gear is meshed with the outer side wall of the toothed ring, a limiting column is slidably connected with the inner side wall of the spur gear, and the bottom end of the limiting column is fixedly connected with the bottom end of the first helical gear.
Preferably, the outside of drive assembly is provided with vibration subassembly, vibration subassembly includes the locating plate, the lateral wall central point department of locating plate puts and rotates and be connected with the eccentric disc, the eccentric disc with fixedly connected with first axis of rotation between the second helical gear.
Preferably, the outside fixedly connected with gag lever post of eccentric disc, the lateral wall sliding connection of gag lever post has the dwang, the one end of dwang with the locating plate lateral wall rotates and is connected with the second axis of rotation.
Preferably, one end fixedly connected with triangle pinion rack of dwang, the lateral wall meshing of triangle pinion rack has the lifter, the bottom below of lifter is provided with the roof, the roof with receive feed cylinder lateral wall fixed connection.
Preferably, the lateral wall sliding connection of lifter has spacing cassette, spacing cassette with fixed connection between the locating plate, the equal fixedly connected with ring plate of bottom surface and the top surface of spur gear, both lateral walls of ring gear with the rotation joint of spur gear, the inside wall of ring gear with fixed connection between the screen cylinder.
Preferably, the bottom surface of receiving the feed cylinder has seted up the discharge gate, the top fixedly connected with round platform section of thick bamboo of receiving the feed cylinder, the top surface of round platform section of thick bamboo is provided with the collar, the collar with the lateral wall of screen cylinder rotates to be connected, the lateral wall of collar rotates to be connected with set screw.
Preferably, the lateral wall fixedly connected with positioning seat of receipts feed cylinder, set screw with threaded connection between the positioning seat, the top surface fixedly connected with connecting cylinder of collar, the lateral wall of connecting cylinder is provided with feed mechanism.
Preferably, the feeding mechanism comprises a clamping ring, the inner side wall of the clamping ring is fixedly connected with the connecting cylinder, the outer side wall of the clamping ring is fixedly connected with a connecting arm, a funnel is arranged above the top surface of the first sieve plate, and the side wall of the connecting arm is fixedly connected with the funnel.
Preferably, the top of tea powder case with receive fixedly connected with between the feed cylinder, the top surface fixedly connected with of bottom plate collects the mechanism, it includes the tea box to collect the mechanism, the lateral wall fixedly connected with hinge of tea box, the tea box passes through the hinge rotates and is connected with sealed lid, receive the feed cylinder and be located discharge gate position fixedly connected with guide tube.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, when the motor drives the vibration assembly to drive the barrel mechanism to vibrate up and down for screening, the material receiving barrel moves up and down, the ejector rod can be driven to move in the air storage barrel, when the material receiving barrel moves from top to bottom, the sealing plate pressurizes air downwards, the top end of the air nozzle moves to the uppermost part of the lifting groove, the air nozzle is aligned with the first sieve plate, at the moment, the air nozzle leaks outwards, net clamping substances on the first sieve plate are blown upwards to eject tea leaves, nondestructive screening is carried out, when the material receiving barrel moves from bottom to top, the sealing plate pressurizes air downwards, the top end of the air nozzle moves to the lowest part of the lifting groove, the position of the air nozzle is aligned with the second sieve plate, at the moment, the air nozzle sucks air inwards, net clamping impurities on the second sieve plate adsorb and remove nets downwards, and the air flow generated by up-down vibration of the material receiving barrel further increases the force of the tea leaves, and the automatic screening hanging efficiency is further improved.
2. According to the invention, the motor is started to drive the second bevel gear to rotate, the second bevel gear drives the eccentric disc to rotate through the first rotating shaft, the eccentric disc drives the limiting rod to rotate, the limiting rod drives the rotating rod which is clamped at the outer side to swing, one end of the rotating rod and the positioning plate rotate, the outer end of the rotating rod drives the triangular toothed plate to rotate around the second rotating shaft, the second rotating shaft drives the lifting rod to vibrate up and down, the lifting rod drives the top plate to vibrate up and down, and the material receiving cylinder produces an upward vibration effect in the vertical direction, so that tea leaves clamped with the net are separated by vibration, and the nondestructive screening effect on the tea leaves is realized.
3. According to the invention, the meshed first bevel gear is driven to rotate by the second bevel gear, the circular ring plate drives the circumference of the screen cylinder to rotate, centrifugal force is provided by the rotation of the screen cylinder, and the rotating screen cylinder throws out large tea leaves and leaks out from the outer side of the screen cylinder, so that the tea leaves are finally stored in an interlayer position between the material collecting cylinder and the third isolation cylinder, and the effect of screening the large tea leaves is realized.
Drawings
FIG. 1 is a schematic view of the overall structure of a screen machine of the present invention for convenient use;
FIG. 2 is a schematic view of a collection mechanism and a transmission mechanism of a screen machine according to the present invention;
FIG. 3 is a schematic view of a cylinder mechanism and a collection mechanism of a screen machine according to the present invention for easy use;
FIG. 4 is a side cross-sectional view of a cylinder mechanism of a convenient to use screen of the present invention;
FIG. 5 is a schematic view of a cylinder mechanism of a screen machine of the present invention for convenient use;
FIG. 6 is a schematic view of a vibration assembly of a screen machine according to the present invention for convenient use;
FIG. 7 is a schematic view showing the internal structure of a receiving cylinder of a screen machine according to the present invention;
FIG. 8 is a schematic view of a semi-sectional structure of a receiving cylinder of a screen machine of the present invention for convenient use;
fig. 9 is an enlarged effect diagram of the partial structure at a in fig. 8.
In the figure:
1. a bottom plate; 2. a positioning frame; 21. a motor;
3. a transmission mechanism; 31. a rotating assembly; 311. a toothed ring; 312. a circular plate; 313. spur gears;
32. a transmission assembly; 321. a first helical gear; 322. a second helical gear; 323. a first rotation shaft;
33. a vibration assembly; 331. a positioning plate; 332. an eccentric disc; 333. a rotating lever; 334. a limit rod; 335. a top plate; 336. a lifting rod; 337. a second rotation shaft; 338. a limit clamping seat; 339. triangular toothed plates; 34. a limit column;
4. a cylinder mechanism; 41. a receiving cylinder;
42. a support assembly; 421. a rubber pad; 422. an air cylinder; 423. a push rod; 424. an air duct; 425. a sealing plate; 426. a lifting groove; 427. an air nozzle;
43. a positioning seat; 44. a discharge port; 45. a round platform cylinder; 46. a connecting cylinder;
5. a feed mechanism; 51. a funnel; 52. a connecting arm; 53. a clasp;
6. a material distributing mechanism; 61. a tea powder box; 62. a first isolation cylinder; 63. a second isolation cylinder; 64. a third isolation cylinder;
7. a collection mechanism; 71. a tea box; 72. a material guiding pipe; 73. a hinge; 74. sealing cover;
8. a screening mechanism; 81. a screen drum; 82. a mounting ring; 83. a set screw; 84. a first screen plate; 85. a second screen plate; 86. a separating cylinder.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-9: the utility model provides a screen (ing) machine that facilitates use, including drive mechanism 3, barrel mechanism 4, and screening mechanism 8, barrel mechanism 4 includes receives feed cylinder 41, receive the bottom surface of feed cylinder 41 and be provided with three supporting component 42, supporting component 42 includes gas receiver 422, the inside wall sliding connection of gas receiver 422 has closing plate 425, the top surface central point department fixedly connected with ejector pin 423 of closing plate 425, the top of ejector pin 423 and the top surface fixed connection of receiving feed cylinder 41, the lateral wall fixedly connected with air duct 424 of gas receiver 422, the top fixedly connected with air nozzle 427 of air duct 424, the lateral wall of receiving feed cylinder 41 is located air nozzle 427 position department and has seted up lift groove 426, the lateral wall of air duct 424 and the inside wall sliding connection of lift groove 426, during the use, receive feed cylinder 41 passes through ejector pin 423 and gas receiver 422 spacing connection, start motor 21 drive and receive feed cylinder 41 up-down vibrations, thereby make receive feed cylinder 41 drive ejector pin 423 in gas receiver 422 inside, because the bottom connection closing plate 425 of ejector pin 423, ejector pin 423 sets up the sealing plate at the both ends of air duct 424 when the inside moves down, thereby the automatic sieve plate 84 of air duct 424 has been hung up from air duct 424, thereby the screen plate 84 of the inside air duct 84 has been realized to the pressure release efficiency of the screen plate that is upwards from the air duct 424, the inside the air duct 84 has been upwards lifted;
the bottom fixedly connected with rubber pad 421 of gas receiver 422, the bottom surface fixedly connected with bottom plate 1 of rubber pad 421, the top surface fixedly connected with locating rack 2 of bottom plate 1, the top surface fixedly connected with motor 21 of locating rack 2, drive mechanism 3 includes rotating assembly 31, drive assembly 32 and vibration assembly 33, drive assembly 32 includes first helical gear 321, the outside meshing of first helical gear 321 has second helical gear 322, the output and the second helical gear 322 fixed connection of motor 21, during the use, start motor 21, thereby make motor 21 drive second helical gear 322 rotate, second helical gear 322 drive the first helical gear 321 of meshing rotate, ring plate 312 drives the circumference rotation of screen cylinder 81, the rotation of screen cylinder 81 provides centrifugal force and has realized the screening effect of big particle diameter tealeaves, second helical gear 322 provides vibration assembly 33's drive receipts feed cylinder 41 and carries out vertical vibrations, thereby make first sieve 84 and second helical gear 85 vibrations from top to bottom, the tea of card net breaks away from, the tea of card net has been cleared up.
The screening mechanism 8 comprises a screening cylinder 81, a first screening plate 84 is fixedly connected to the inner side wall of the screening cylinder 81, a second screening plate 85 is arranged below the bottom end of the first screening plate 84, a separating cylinder 86 is fixedly connected between the first screening plate 84 and the second screening plate 85, a material distributing mechanism 6 is arranged below the bottom end of the second screening plate 85, the material distributing mechanism 6 comprises a third separating cylinder 64, the top end of the third separating cylinder 64 is fixedly connected with the bottom end of the second screening plate 85, a second separating cylinder 63 is fixedly connected between the top surface of the third separating cylinder 64 and the bottom surface of the second screening plate 85, the bottom end of the second separating cylinder 63 is fixedly connected with a first separating cylinder 62, the bottom end of the first separating cylinder 62 is rotatably connected with a tea powder box 61, the first screening plate 84 and the second screening plate 85 are both screens, the aperture of the first screening plate 84 is larger than that of the second screening plate 85, the aperture of the outside position of the second screening plate 85 is larger than the aperture of the middle position, when the screen drum 81 rotates, the first screen plate 84 and the second screen plate 85 vibrate, the screen drum 81 separates tea leaves above, scraps, tea powder and other impurities are filtered above the second screen plate 85, the screen drum 81 is driven to separate tea leaves clamped with a net by up-down jumping, the rotating screen drum 81 throws out large tea leaves and leaks out of the outer side of the screen drum 81, so that the tea leaves are finally contained in an interlayer position between the material collecting drum 41 and the third isolation drum 64, after the large-mesh clamping impurities of the second screen plate 85 are jumped out and separated by centrifugal force, the large-mesh clamping impurities are screened out from the outer-side large-aperture position, so that the large-mesh clamping impurities finally pass through the separation drum 86 and are located between the second isolation drum 63 and the third isolation drum 64, and the small-particle-size tea powder is located in the tea powder box 61 for collecting, and the effect of separating and screening large tea leaves and small tea powder is achieved.
Examples
Referring to fig. 1, 2 and 6, there is shown: the rotating assembly 31 comprises a toothed ring 311, a straight gear 313 is meshed with the outer side wall of the toothed ring 311, a limit post 34 is slidably connected with the inner side wall of the straight gear 313, and the bottom end of the limit post 34 is fixedly connected with the bottom end of the first bevel gear 321. The outside of drive assembly 32 is provided with vibration subassembly 33, and vibration subassembly 33 includes locating plate 331, and the lateral wall central point department of locating plate 331 rotates and is connected with eccentric disc 332, fixedly connected with first axis of rotation 323 between eccentric disc 332 and the second helical gear 322. The outside fixedly connected with gag lever post 334 of eccentric disc 332, the lateral wall sliding connection of gag lever post 334 has dwang 333, and the one end of dwang 333 is connected with second axis of rotation 337 with locating plate 331 lateral wall rotation. One end of the rotating rod 333 is fixedly connected with a triangular toothed plate 339, the side wall of the triangular toothed plate 339 is meshed with a lifting rod 336, a top plate 335 is arranged below the bottom end of the lifting rod 336, and the top plate 335 is fixedly connected with the side wall of the receiving cylinder 41. The lateral wall sliding connection of lifter 336 has spacing cassette 338, fixed connection between spacing cassette 338 and the locating plate 331, and the bottom surface and the top surface of straight-tooth wheel 313 all fixedly connected with ring plate 312, and the rotation joint of both lateral walls of ring gear 311 and straight-tooth wheel 313, fixed connection between the inside wall of ring gear 311 and screen cylinder 81.
The working principle of the embodiment is as follows: the motor 21 is started, thereby the motor 21 drives the first bevel gear 321 and the second bevel gear 322 to rotate respectively, the rotation of the first bevel gear 321 drives the annular plate 312 to rotate, thereby the annular plate 312 drives the toothed ring 311 to rotate, and then the annular plate 312 drives the fixedly connected screen drum 81 to rotate, the effect of centrifugal screening of tea leaves by rotation of the screen drum 81 is achieved, the rotation of the second bevel gear 322 drives the eccentric disc 332 to rotate, thereby the eccentric disc 332 drives the limiting rod 334 to rotate, the limiting rod 334 drives the rotating rod 333 which is clamped outside to swing, one end of the rotating rod 333 rotates with the positioning plate 331, the outer end of the rotating rod 333 drives the triangular toothed plate 339 to rotate around the second rotating shaft 337, the second rotating shaft 337 drives the lifting rod 336 to vibrate up and down, and then the lifting rod 336 drives the top plate 335 to vibrate up and down, and the material collecting drum 41 vibrates in the vertical direction and screens the inside tea leaves.
Examples
Referring to fig. 2, 3, 4, 5, 7 and 9: the bottom surface of receiving feed cylinder 41 has seted up discharge gate 44, and receiving feed cylinder 41's top fixedly connected with round platform section of thick bamboo 45, and round platform section of thick bamboo 45's top surface is provided with collar 82, and collar 82 rotates with the lateral wall of screen cylinder 81 to be connected, and the lateral wall of collar 82 rotates to be connected with set screw 83. The outer side wall of the receiving cylinder 41 is fixedly connected with a positioning seat 43, a positioning screw 83 is in threaded connection with the positioning seat 43, the top surface of the mounting ring 82 is fixedly connected with a connecting cylinder 46, and the outer side wall of the connecting cylinder 46 is provided with a feeding mechanism 5. The feeding mechanism 5 comprises a clamping ring 53, the inner side wall of the clamping ring 53 is fixedly connected with the connecting cylinder 46, the outer side wall of the clamping ring 53 is fixedly connected with a connecting arm 52, a funnel 51 is arranged above the top surface of the first sieve plate 84, and the side wall of the connecting arm 52 is fixedly connected with the funnel 51. The top end of the tea powder box 61 is fixedly connected with the material receiving cylinder 41, the top surface of the bottom plate 1 is fixedly connected with the collecting mechanism 7, the collecting mechanism 7 comprises a tea box 71, the side wall of the tea box 71 is fixedly connected with a hinge 73, the tea box 71 is rotatably connected with a sealing cover 74 through the hinge 73, and the material receiving cylinder 41 is fixedly connected with a material guiding pipe 72 at the position of the material outlet 44;
the working principle of the embodiment is as follows: the vibration subassembly 33 drives and receives feed cylinder 41 reciprocating motion from top to bottom in the vertical direction, the closing plate 425 is in the inside upper and lower slip of gas receiver 422 to air pressurization and decompression, when receiving feed cylinder 41 from top to bottom, because the air duct 424 is at the inside activity embedding of locating seat 43, thereby make the top of air nozzle 427 remove to the top of lift groove 426, the position of air nozzle 427 aligns with first sieve 84, this moment air nozzle 427 outwards bleeds, the card net material on the first sieve 84 blows upward and is ejecting, the effect of screening with the net that does not harm of first sieve 84 is realized, when receiving feed cylinder 41 from bottom to top removes, make the top of air nozzle 427 remove to the below of lift groove 426, the position of air nozzle 427 aligns with second sieve 85, this moment air nozzle 427 inwards inhales, card net impurity on the second sieve 85 adsorbs the net that falls off downwards, avoid the second sieve 85 to produce the jam, after tealeaves is collected in the inside of tealeaves case 71 through the guide pipe 72 at the top of last, through setting up at the middle of the filter funnel 51 of being convenient for take in the sieve plate 51, the convenience of the filter sieve.
The application method and the working principle of the device are as follows: when the rotary screen is used, the motor 21 is started, the motor 21 drives the second bevel gear 322 to rotate, the second bevel gear 322 drives the eccentric disc 332 to rotate through the first rotating shaft 323, so that the eccentric disc 332 drives the limiting rod 334 to rotate, the limiting rod 334 drives the rotating rod 333 in an outside clamping manner to swing upwards, one end of the rotating rod 333 and the positioning plate 331 rotate, the outer end of the rotating rod 333 drives the triangular toothed plate 339 to rotate around the second rotating shaft 337, the second rotating shaft 337 drives the lifting rod 336 to vibrate upwards and downwards, the lifting rod 336 drives the top plate 335 to vibrate upwards and downwards, and the material collecting cylinder 41 vibrates in the vertical direction, so that tea leaves on the first sieve plate 84 and the second sieve plate 85 can be separated from each other in a jumping manner.
Simultaneously, the second bevel gear 322 drives the meshed first bevel gear 321 to rotate, and the annular plate 312 drives the circumference of the screen cylinder 81 to rotate; when the receiving cylinder 41 vibrates up and down, the sieve cylinder 81 throws out the large tea leaves and leaks out from the outside of the sieve cylinder 81, so that the tea leaves are finally stored in the interlayer position between the receiving cylinder 41 and the third isolation cylinder 64 and are collected in the tea box 71 through the material guide pipe 72.
In addition, when the receiving cylinder 41 is driven to vibrate up and down, the receiving cylinder 41 drives the ejector rod 423 to move in the air storage cylinder 422, and when the receiving cylinder 41 moves from top to bottom, the air duct 424 is movably embedded in the positioning seat 43, so that the top end of the air nozzle 427 moves to the uppermost part of the lifting groove 426, the position of the air nozzle 427 is aligned with the first screen plate 84, and at the moment, the air nozzle 427 leaks outwards to blow and eject the mesh clamping substance on the first screen plate 84 upwards.
When receiving feed cylinder 41 from bottom to top, make the top of air nozzle 427 remove to the below of lift groove 426, the position of air nozzle 427 aligns with second sieve 85, the air nozzle 427 is inwards breathed in this moment, adsorb the card net impurity on the second sieve 85 downwards and take off the net, avoid second sieve 85 to produce the jam, tealeaves deviate from the back from first sieve 84, accomodate at the inside of tealeaves case 71 through the passage 72 at last, through set up funnel 51 on the top of screen cylinder 81, be convenient for collect the tealeaves of pan feeding in the centre, be convenient for follow-up centrifugal screening.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims (5)

1. The utility model provides a screen (ing) machine that facilitates use, includes drive mechanism (3), barrel mechanism (4) and screening mechanism (8), its characterized in that: barrel mechanism (4) are including receiving feed cylinder (41), the bottom surface of receiving feed cylinder (41) is provided with three supporting component (42), supporting component (42) are including gas receiver (422), the inside wall sliding connection of gas receiver (422) has closing plate (425), the top surface central point department fixedly connected with ejector pin (423) of closing plate (425), the top of ejector pin (423) with the top surface fixed connection of receiving feed cylinder (41), the lateral wall fixedly connected with air duct (424) of gas receiver (422), the top fixedly connected with air nozzle (427) of air duct (424), the lateral wall of receiving feed cylinder (41) is located air nozzle (427) position department has seted up lift groove (426), the lateral wall of air duct (424) with the inside wall sliding connection of lift groove (426);
the bottom end fixedly connected with rubber pad (421) of gas receiver (422), the bottom surface fixedly connected with bottom plate (1) of rubber pad (421), the top surface fixedly connected with locating rack (2) of bottom plate (1), the top surface fixedly connected with motor (21) of locating rack (2), drive mechanism (3) are including rotating subassembly (31), drive subassembly (32) and vibration subassembly (33), drive subassembly (32) include first helical gear (321), the outside meshing of first helical gear (321) has second helical gear (322), the output of motor (21) with second helical gear (322) fixed connection;
the screening mechanism (8) comprises a screening cylinder (81), a first screen plate (84) is fixedly connected to the inner side wall of the screening cylinder (81), a second screen plate (85) is arranged below the bottom end of the first screen plate (84), a separating cylinder (86) is fixedly connected between the first screen plate (84) and the second screen plate (85), a material distributing mechanism (6) is arranged below the bottom end of the second screen plate (85), the material distributing mechanism (6) comprises a third separating cylinder (64), the top end of the third separating cylinder (64) is fixedly connected with the bottom end of the second screen plate (85), a second separating cylinder (63) is fixedly connected between the top surface of the third separating cylinder (64) and the bottom surface of the second screen plate (85), a first separating cylinder (62) is fixedly connected to the bottom end of the second separating cylinder (63), and a tea powder box (61) is rotatably connected to the bottom end of the first separating cylinder (62);
when the cylinder mechanism is driven by the motor to vibrate up and down for screening, the receiving cylinder moves up and down, the ejector rod can be driven to move in the air storage cylinder, when the receiving cylinder moves from top to bottom, the sealing plate pressurizes air downwards, the top end of the air nozzle moves to the uppermost part of the lifting groove, the air nozzle is aligned with the first sieve plate, the air nozzle discharges air outwards at the moment, net clamping substances on the first sieve plate are blown upwards and ejected out, nondestructive net stripping is carried out on tea leaves, when the receiving cylinder moves from bottom to top, the sealing plate pressurizes air downwards, the top end of the air nozzle moves to the lowermost part of the lifting groove, the air nozzle is aligned with the second sieve plate, at the moment, the air nozzle sucks air inwards, net clamping impurities on the second sieve plate are adsorbed downwards for net stripping, and air flow generated by up-down vibration of the receiving cylinder;
the rotating assembly (31) comprises a toothed ring (311), a straight gear (313) is meshed with the outer side wall of the toothed ring (311), a limit column (34) is connected to the inner side wall of the straight gear (313) in a sliding mode, and the bottom end of the limit column (34) is fixedly connected with the bottom end of the first bevel gear (321);
the outer side of the transmission assembly (32) is provided with a vibration assembly (33), the vibration assembly (33) comprises a positioning plate (331), an eccentric disc (332) is rotatably connected to the center of the side wall of the positioning plate (331), and a first rotating shaft (323) is fixedly connected between the eccentric disc (332) and the second bevel gear (322);
a limiting rod (334) is fixedly connected to the outer side of the eccentric disc (332), a rotating rod (333) is slidably connected to the outer side wall of the limiting rod (334), and a second rotating shaft (337) is rotatably connected to one end of the rotating rod (333) and the side wall of the positioning plate (331);
one end of the rotating rod (333) is fixedly connected with a triangular toothed plate (339), the side wall of the triangular toothed plate (339) is meshed with a lifting rod (336), a top plate (335) is arranged below the bottom end of the lifting rod (336), and the top plate (335) is fixedly connected with the side wall of the receiving cylinder (41);
the outer side wall sliding connection of lifter (336) has spacing cassette (338), spacing cassette (338) with fixed connection between locating plate (331), the bottom surface and the top surface of spur gear (313) are all fixedly connected with ring plate (312), two lateral walls of ring gear (311) all with the rotation joint of spur gear (313), fixed connection between the inside wall of ring gear (311) and screen cylinder (81).
2. A convenient to use screen as in claim 1, wherein: discharge gate (44) have been seted up to the bottom surface of receipts feed cylinder (41), the top fixedly connected with round platform section of thick bamboo (45) of receipts feed cylinder (41), the top surface of round platform section of thick bamboo (45) is provided with collar (82), collar (82) with the lateral wall of screen cylinder (81) rotates to be connected, the lateral wall of collar (82) rotates to be connected with set screw (83).
3. A convenient to use screen according to claim 2, wherein: the feeding device is characterized in that a positioning seat (43) is fixedly connected to the outer side wall of the receiving cylinder (41), a positioning screw (83) is in threaded connection with the positioning seat (43), a connecting cylinder (46) is fixedly connected to the top surface of the mounting ring (82), and a feeding mechanism (5) is arranged on the outer side wall of the connecting cylinder (46).
4. A convenient to use screen according to claim 3, wherein: the feeding mechanism (5) comprises a clamping ring (53), the inner side wall of the clamping ring (53) is fixedly connected with the connecting cylinder (46), the outer side wall of the clamping ring (53) is fixedly connected with a connecting arm (52), a funnel (51) is arranged above the top surface of the first sieve plate (84), and the side wall of the connecting arm (52) is fixedly connected with the funnel (51).
5. A convenient to use screen according to claim 2, wherein: the utility model discloses a tea powder collecting device, including tea powder case (61), collection feed cylinder (41), collection mechanism (7) are connected with fixedly between the top of tea powder case (61) with receive feed cylinder (41), collection mechanism (7) are including tea box (71), lateral wall fixedly connected with hinge (73) of tea box (71), tea box (71) are passed through hinge (73) rotation is connected with sealed lid (74), receive feed cylinder (41) are located discharge gate (44) position department fixedly connected with passage (72).
CN202310845158.8A 2023-07-11 2023-07-11 Screen machine that facilitates use Active CN116786416B (en)

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Publication number Priority date Publication date Assignee Title
CN117358385B (en) * 2023-12-07 2024-02-27 潍坊乐萌宝宠物饲料有限公司 Chicken powder processing crocus sieving mechanism
CN117920564A (en) * 2024-03-21 2024-04-26 四川贡嘎雪新材料有限责任公司 Narrow particle diameter calcium carbonate powder grading plant of vertical mill secondary separation

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Publication number Priority date Publication date Assignee Title
GB961168A (en) * 1960-09-05 1964-06-17 Henry Cuthbert Andrews Improvements in or relating to green tea leaf sifters and like machines
JP3208848U (en) * 2015-12-07 2017-02-23 溪霖 游 Vibration sieving machine
CN110694908A (en) * 2019-11-06 2020-01-17 湖南匡楚科技有限公司 Cereal particle screening device
CN210230661U (en) * 2019-07-31 2020-04-03 林裕华 Edulcoration device is used in tealeaves production
CN112452754A (en) * 2020-10-27 2021-03-09 王加胜 Quick screening device and screening process for vibration type organic fertilizer processing
CN114700259A (en) * 2022-05-17 2022-07-05 郑州市农业技术推广中心 Agricultural seed selection device
CN114904765A (en) * 2022-05-19 2022-08-16 安徽南都华铂新材料科技有限公司 Disc screening machine for processing crushed materials of waste lithium batteries and working method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB961168A (en) * 1960-09-05 1964-06-17 Henry Cuthbert Andrews Improvements in or relating to green tea leaf sifters and like machines
JP3208848U (en) * 2015-12-07 2017-02-23 溪霖 游 Vibration sieving machine
CN210230661U (en) * 2019-07-31 2020-04-03 林裕华 Edulcoration device is used in tealeaves production
CN110694908A (en) * 2019-11-06 2020-01-17 湖南匡楚科技有限公司 Cereal particle screening device
CN112452754A (en) * 2020-10-27 2021-03-09 王加胜 Quick screening device and screening process for vibration type organic fertilizer processing
CN114700259A (en) * 2022-05-17 2022-07-05 郑州市农业技术推广中心 Agricultural seed selection device
CN114904765A (en) * 2022-05-19 2022-08-16 安徽南都华铂新材料科技有限公司 Disc screening machine for processing crushed materials of waste lithium batteries and working method

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