CN112590288A - Automatic black tea tabletting equipment - Google Patents
Automatic black tea tabletting equipment Download PDFInfo
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- CN112590288A CN112590288A CN202011344456.1A CN202011344456A CN112590288A CN 112590288 A CN112590288 A CN 112590288A CN 202011344456 A CN202011344456 A CN 202011344456A CN 112590288 A CN112590288 A CN 112590288A
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- pressure
- pressing
- tabletting
- black tea
- jacking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
- B30B11/08—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with moulds carried by a turntable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/32—Discharging presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/34—Heating or cooling presses or parts thereof
Abstract
The invention discloses an automatic black tea tabletting device, which comprises: the mounting bracket is equipped with installation base and controller on the mounting bracket, is equipped with the film clamp that rotates the setting on the installation base, is equipped with a plurality of preforming chambeies on the film clamp, and the film clamp is used for being black tea preforming of unloading to preforming chamber in proper order at rotatory in-process. The film clamp is equipped with jacking discharging device including the pressure head that corresponds each preforming chamber and sets up in each preforming chamber, and jacking discharging device is used for the upwards jacking of dark tea preforming in the pressurize process behind the dark tea of pressure head suppression to the cooperation pressure head compresses tightly the resilience of dark tea preforming and supplementary pressure head pressurize in-process, and jacking discharging device still is used for accomplishing and the pressure head back-off back at dark tea preforming pressurize, with the ejecting preforming chamber of dark tea preforming in the preforming chamber. Still install unloader and discharging device on the mounting bracket, unloader is arranged in waiting the black tea unloading of suppression to each preforming chamber in proper order, and discharging device is used for making the black tea preforming automatic discharging in ejecting preforming chamber.
Description
Technical Field
The invention relates to the technical field of black tea preparation devices, in particular to automatic black tea tabletting equipment.
Background
The black tea is one of six traditional tea types in China, belongs to post-fermented tea, and has main production areas of Sichuan, Yunnan, Hubei, Hunan, Shaanxi, Anhui and the like. The black tea is made without destroying the activity of enzyme and promoting oxidation, and the appearance of the fragrant tea is kept, and the taste of the soup is delicious. The processing technology of the black tea is simple, the traditional black tea is processed by primary processing through two procedures of withering and drying, and the processed black tea needs to be subjected to sheet pressing treatment in the tea cake making process.
In the prior art, when the black tea is tabletted, the black tea is generally arranged in a tabletting mold, then a hydraulic rod is adopted to stretch into the tabletting mold for compression molding, and finally, the manual demolding and tablet taking are carried out. In the tabletting process, after the pressure of the hydraulic rod is applied to a preset value, the pressure is required to be maintained, when the pressure is maintained, the hydraulic reflux of a certain degree exists, so that the pressure head of the hydraulic rod rebounds, the pressure head rebounds to reduce the tabletting pressure to the preset pressure, the pressure cannot be kept constant, and the quality of the black tea slices cannot be over-closed due to small thickness of the black tea slices and the small pressure reduction, and the black tea slices are easy to break or scatter; the manual demoulding tablet taking device has the advantages of low operation efficiency, high labor intensity of workers, poor demoulding quality, easy breakage or loosening of the black tea tabletting and influence on the final forming quality and the attractiveness of the black tea tabletting.
Disclosure of Invention
The invention provides automatic black tea tabletting equipment, which solves the technical problems that the quality of black tea tabletting is not too high due to pressure maintaining and resilience of a pressure head in the conventional tabletting equipment, the demoulding and tablet taking operation efficiency is low, and the demoulding quality is poor.
The technical scheme adopted by the invention is as follows:
an automated dark tea tableting apparatus comprising: the mounting frame is provided with a mounting base and a controller, the mounting base is provided with a tabletting device which is rotatably arranged, the tabletting device is provided with a plurality of tabletting cavities which are sequentially arranged at intervals along the rotating direction of the tabletting device, and the tabletting device is used for sequentially pressing and forming the black tea which is fed into the tabletting cavities into black tea tablets in the rotating process; the pressing device comprises pressing heads arranged corresponding to the pressing cavities, each pressing cavity is internally provided with a jacking discharging device, the jacking discharging devices are used for jacking the black tea pressing sheets upwards in the pressure maintaining process after the pressing heads press the black tea to match the pressing heads to press the black tea pressing sheets and supplement resilience in the pressure maintaining process of the pressing heads, and the jacking discharging devices are also used for pushing the black tea pressing sheets out of the pressing cavities after the pressure maintaining of the black tea pressing sheets is completed and the pressing heads return; still install unloader and discharging device on the mounting bracket, unloader is arranged in waiting the black tea unloading of suppression to each preforming chamber in proper order, and discharging device is used for making the black tea preforming automatic discharging in ejecting preforming chamber.
Further, the tabletting device comprises a pressure-bearing die turntable and a pressure head turntable which are arranged in a rotating way, a tabletting component for pressing the black tea and a tabletting die for molding the black tea tabletting; the pressure head turntable and the pressure-bearing die turntable are oppositely arranged on the mounting base from top to bottom, and the pressure head turntable and the pressure-bearing die turntable synchronously rotate in the same direction; the pressing die rotary table is arranged on the upper surface of the pressure-bearing die rotary table in sequence at intervals along the circumferential direction of the pressure-bearing die rotary table, and forming cavities of the pressing die form pressing cavities; the multiple groups of tabletting components are connected on the pressure head turntable and are arranged in a one-to-one correspondence with the tabletting cavities.
Furthermore, the pressing member comprises a pressing head for pressing the dark tea, the pressing head is arranged in a lifting mode in the vertical direction and corresponds to the pressing cavity, and the pressing head is pressed into the pressing cavity after being pressed downwards; the tabletting component also comprises a hydraulic cylinder arranged on the pressure head turntable and a hydraulic rod connected with the hydraulic cylinder; the hydraulic cylinder is connected with the controller; the hydraulic rods are distributed along the vertical direction; the pressure head is connected to the bottom of hydraulic stem.
Furthermore, the tabletting mold is a hollow annular forming ring, and an inner ring cavity of the forming ring forms a tabletting cavity; the pressing head is correspondingly arranged above the forming ring so as to press the pressing head into the pressing cavity from the upper opening of the forming ring; jacking discharging device includes the jacking platform and is used for the mechanical type jacking component of jacking platform, and jacking platform and mechanical type jacking component all set up in the pressure-bearing mould carousel, and the jacking platform corresponds the below of laying in the shaping ring, and the upper end of jacking platform stretches into the preforming chamber by the under shed of shaping ring to the bottom is gone to the closure that constitutes the shaping ring.
Furthermore, the mechanical jacking component comprises a lever connected with the jacking table, a fulcrum frame connected with the lever and used as a fulcrum of the lever, and a linear motor connected with the second end of the lever, wherein the lever, the fulcrum frame and the linear motor are all arranged in the pressure-bearing die turntable; the linear motor is connected with the controller, so that the telescopic shaft of the linear motor extends out under the action of the controller to press the second end of the lever downwards, and the first end of the lever pushes the jacking table upwards.
Furthermore, the mechanical jacking member comprises a cam disc and a driving motor, wherein the cam disc is rotatably arranged, the driving motor is used for driving the cam disc to rotate, and the cam disc and the driving motor are both arranged in the pressure-bearing die turntable; the outer periphery of the cam disc abuts against the jacking table; the driving motor is connected with the controller to drive the cam disc to rotate under the action of the controller, so that the outer convex part on the outer periphery of the cam disc lifts the jacking table upwards.
Further, the automatic black tea tabletting equipment also comprises a heating ring for heating the pressure head; the heating ring is sleeved on the excircle of the pressure head and is connected with the controller.
Furthermore, the automatic black tea tabletting equipment also comprises a temperature detection component for detecting the pressing temperature of the black tea, the temperature detection component comprises a temperature detector for detecting the temperature and a temperature display for displaying the temperature, and the temperature detector and the temperature display are respectively connected with the controller; the temperature detector is arranged on the tabletting mold and communicated with the tabletting cavity, and the temperature display is arranged on the pressure bearing mold turntable; the temperature detector is used for sending the detected temperature value to the controller, the controller controls the temperature display to correspondingly display the temperature value according to the received temperature value, and controls the heating ring to correspondingly adjust so that the pressing temperature of the dark tea reaches a preset value; the automatic black tea tabletting equipment also comprises a pressure detection component for detecting the black tea pressing pressure, the pressure detection component comprises a pressure detector for detecting the pressure and a pressure display for displaying the pressure, and the pressure detector and the pressure display are respectively connected with the controller; the pressure detector is arranged on the jacking table, and the pressure display is arranged on the pressure bearing mold turntable; the pressure detector is used for sending the detected pressure value to the controller, the controller controls the pressure display to correspondingly display the pressure value according to the received pressure value, and controls the tabletting component to correspondingly adjust so that the black tea pressing pressure reaches a preset value.
Furthermore, the blanking device comprises a blanking hopper, a material distributing component for discharging the black tea to the blanking hopper, a weigher for weighing and metering the black tea in the blanking hopper, a blanking pipe for guiding the black tea in the blanking hopper into the corresponding tabletting cavity, and a switch valve for controlling the on-off of the blanking pipe; the material distributing component is arranged on the mounting frame and is connected with the controller and the feeding end of the discharging hopper; the weighing device is arranged on the mounting frame, and the discharging hopper is supported on the weighing device; the feeding end of the blanking pipe is connected with the discharging end of the blanking hopper, and the discharging end of the blanking pipe extends to the tablet pressing cavity; the switch valve is arranged in the pipeline of the blanking pipe and is connected with the controller.
Furthermore, the discharging device comprises a discharging hopper for containing and guiding out the black tea pressing sheets and a material guide plate for guiding the black tea pressing sheets ejected out of the pressing sheet cavity into the discharging hopper; the material guide plate is arranged on the mounting frame and extends to the upper part of the pressure bearing die turntable so as to be abutted against the ejected black tea pressing sheet; the feed end of the discharge hopper is close to the peripheral wall of the pressure-bearing die turntable.
The invention has the following beneficial effects:
when the automatic black tea tabletting equipment works, the controller controls the tabletting device to rotate and the blanking device to start, and the blanking device sequentially blanks black tea into each tabletting cavity of the tabletting device in the rotating process of the tabletting device; in the rotation process of the tabletting device, the controller controls the pressure head to press the black tea fed from the tabletting cavity into the corresponding tabletting cavity so as to maintain the pressure after the black tea is pressed into the black tea tablet; in the process that the pressure head continuously maintains the pressure of the black tea pressing sheet, the controller controls the jacking discharging device to start, the jacking discharging device is matched with the pressure head to tightly press the black tea pressing sheet and supplement resilience in the pressure maintaining process of the pressure head, so that the pressure maintaining force of the black tea pressing sheet is stable and continuous, the press forming quality of the black tea pressing sheet is improved, and the black tea pressing sheet is tightly pressed and is not easy to scatter; after the pressure maintaining of the black tea pressing sheet is finished, the controller controls the pressure head to start to retreat, and meanwhile, the jacking discharging device gradually pushes the black tea pressing sheet out of the pressing sheet cavity in the retreating process of the pressure head; after the black tea preforming is pushed out the preforming chamber, the controller is controlled discharging device again and is started to derive the film clamp with ejecting black tea preforming, thereby accomplish automatic unloading, suppression, pressurize, ejecting and the ejection of compact process of black tea, degree of automation is high, so work efficiency is high, workman's low in labor strength, and black tea preforming demolding of high quality, the appearance is pleasing to the eye.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic space structure diagram of an automatic black tea tabletting device according to a preferred embodiment of the invention.
Description of the figures
10. A blanking device; 11. feeding a hopper; 12. a discharging pipe; 13. a weighing device; 20. installing a base; 30. a discharging device; 31. A discharge hopper; 32. a material guide plate; 33. a protection pad; 40. a tabletting device; 401. a tabletting cavity; 41. a sheeting member; 411. a pressure head; 413. a hydraulic lever; 42. a pressure-bearing die turntable; 43. a pressure head turntable; 44. a tabletting mold; 70. and heating the ring.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
Referring to fig. 1, a preferred embodiment of the present invention provides an automated dark tea tableting apparatus comprising: the mounting bracket is equipped with installation base 20 and controller on the mounting bracket, is equipped with the film clamp 40 that rotates the setting on the installation base 20, is equipped with a plurality of preforming chambeies 401 that follow its direction of rotation and lay at interval in proper order on the film clamp 40, and film clamp 40 is used for being black tea preforming with unloading to preforming chamber 401's black tea press forming in proper order at rotatory in-process. Preforming device 40 is equipped with jacking discharging device including the pressure head 411 that corresponds each preforming chamber 401 and sets up in each preforming chamber 401, jacking discharging device is used for keeping pressure behind the pressure head 411 suppression dark tea in-process with the ascending jacking of dark tea preforming to cooperation pressure head 411 compresses tightly the dark tea preforming and supplements the resilience of pressure head 411 pressurize in-process, and jacking discharging device still is used for accomplishing at dark tea preforming pressurize and pressure head 411 back-off back, with the ejecting preforming chamber 401 of dark tea preforming in preforming chamber 401. The mounting frame is further provided with a blanking device 10 and a discharging device 30, the blanking device 10 is used for sequentially blanking black tea to be pressed into each pressing cavity 401, and the discharging device 30 is used for automatically discharging the black tea pressing sheets which are ejected out of the pressing cavities 401.
When the automatic black tea tabletting equipment works, the controller controls the tabletting device 40 to rotate and the blanking device 10 to start, and the blanking device 10 sequentially blanks black tea into each tabletting cavity 401 of the tabletting device 40 in the rotating process of the tabletting device 40; in the rotation process of the tabletting device 40, the controller controls the pressure head 411 to press the black tea fed from the tabletting cavity 401 into the corresponding tabletting cavity 401, and the pressure is maintained after the black tea is formed into the black tea tabletting; in the process that the pressure head 411 continuously maintains the pressure of the black tea pressing sheet, the controller controls the starting of the jacking discharging device, the jacking discharging device is matched with the pressure head 411 to tightly press the black tea pressing sheet and supplement resilience in the pressure maintaining process of the pressure head 411, so that the pressure maintaining force of the black tea pressing sheet is stable and continuous, the compression molding quality of the black tea pressing sheet is improved, and the black tea pressing sheet is tightly pressed and is not easy to disperse; after the pressure maintaining of the black tea pressing sheet is completed, the controller controls the pressure head 411 to start to retreat, and meanwhile, the jacking discharging device gradually pushes the black tea pressing sheet out of the pressing sheet cavity 401 in the retreating process of the pressure head 411; after the black tea pressing sheet is ejected out of the pressing sheet cavity 401, the controller controls the discharging device 30 to start so as to guide the ejected black tea pressing sheet out of the pressing sheet device 40, so that the automatic blanking, pressing, pressure maintaining, ejecting and discharging processes of the black tea are completed, the automation degree is high, the working efficiency is high, the labor intensity of workers is low, the mold ejection quality of the black tea pressing sheet is good, and the appearance is attractive.
Alternatively, as shown in fig. 1, the tabletting device 40 comprises a pressure die turntable 42 and a pressure head turntable 43 which are rotatably arranged, a tabletting member 41 for pressing the dark tea, and a tabletting mold 44 for molding the dark tea tablet. The pressure head turntable 43 and the pressure-bearing die turntable 42 are oppositely arranged on the mounting base 20 from top to bottom, and the pressure head turntable 43 and the pressure-bearing die turntable 42 synchronously rotate in the same direction. The plurality of tabletting molds 44 are sequentially arranged on the upper surface of the pressure-bearing mold turntable 42 at intervals along the circumferential direction of the pressure-bearing mold turntable 42, and the molding cavities of the tabletting molds 44 form a tabletting cavity 401. The multiple sets of tabletting members 41 are connected to the indenter turntable 43 and are arranged in a one-to-one correspondence with each tabletting cavity 401. When the tabletting device 40 works, the pressure-bearing die turntable 42 and the pressure head turntable 43 synchronously rotate in the same direction, the pressure-bearing die turntable 42 and the pressure head turntable 43 relatively still act, and after the blanking device 10 is started, quantitative black tea is sequentially blanked into the tabletting cavities 401 at corresponding positions in the rotating process of the pressure-bearing die turntable 42; then the controller controls the action of the tabletting members 41 again, and the tabletting members 41 are pressed into the correspondingly arranged tabletting cavities 401, so that the compression and pressure maintaining of the dark tea are realized.
In this alternative, as shown in fig. 1, the pressing member 41 includes a pressing head 411 for pressing the dark tea, and the pressing head 411 is vertically arranged to ascend and descend and is arranged corresponding to the pressing cavity 401, so that the pressing head 411 is pressed into the pressing cavity 401 after being pressed downward. The sheeting elements 41 also include hydraulic cylinders mounted on the ram turntable 43, and hydraulic rods 413 connected to the hydraulic cylinders. The hydraulic cylinder is connected with the controller. The hydraulic rod 413 is routed in the vertical direction. The pressure head 411 is connected to the bottom end of the hydraulic rod 413, and in the alternative, the pressure head 411 is a component of the hydraulic rod 413, so that the stability of the whole structure of the hydraulic rod 413 can be enhanced, and the pressure head 411 is simple to set and easy to implement. In other embodiments, the ram 411 may be removably coupled to the hydraulic rod 413 to accommodate the different tabletting cavities 401 of the tabletting mold 44 to provide a wide range of adaptability of the tabletting member 41.
In this alternative, as shown in fig. 1, the tablet die 44 is a hollow annular forming ring, and the inner annular cavity of the forming ring constitutes the tablet cavity 401. The pressing head 411 is correspondingly arranged above the forming ring so as to press the pressing cavity 401 from the upper opening of the forming ring. Jacking discharging device includes the jacking platform, and is used for the mechanical type jacking component of jacking platform, and jacking platform and mechanical type jacking component all set up in pressure-bearing mould carousel 42, and the jacking platform corresponds the below of laying in the shaping ring, and the upper end of jacking platform stretches into preforming chamber 401 by the under shed of shaping ring to the bottom is gone to the closure that constitutes the shaping ring. In this alternative, the sheeting die 44 is simple in construction and easy to manufacture and install.
Further, in the first embodiment of the mechanical jacking member, the mechanical jacking member includes a lever connected to the jacking table, a fulcrum frame connected to the lever to serve as a fulcrum of the lever, and a linear motor connected to the second end of the lever, and the lever, the fulcrum frame, and the linear motor are all disposed in the mounting frame. The linear motor is connected with the controller, so that the telescopic shaft of the linear motor extends out under the action of the controller to press the second end of the lever downwards, and the first end of the lever pushes the jacking table upwards. When the pressurize behind the black tea preforming of pressure head 411 suppression, controller drive linear electric motor starts, linear electric motor's telescopic shaft stretches out, press down the second end of lever, effect through the fulcrum frame, when the second end of lever pushes down, the first end of lever will make progress the lifting, and then make the ascending lifting of jacking platform, kick-back owing to the pressure head that the hydraulic pressure backward flow of certain degree leads to in order to supply pressure head 411 pressurize in-process, the pressurize power that makes the black tea preforming is stable, last, and then improve the compression moulding quality of black tea preforming, make the black tea preforming suppression compact, and be difficult for scattering. In another embodiment, the linear motor may be replaced by a weight block, and the second end of the lever extends out of the mounting frame, and when the pressure head 411 maintains pressure, the weight block is manually pressed on the second end of the lever to apply the jacking force set by the jacking table through the lever.
Further, in the second embodiment of the mechanical jacking member, the mechanical jacking member comprises a cam disc which is rotatably arranged and a driving motor for driving the cam disc to rotate, and the cam disc and the driving motor are both arranged in the mounting frame. The outer periphery of the cam plate abuts against the jacking table. The driving motor is connected with the controller to drive the cam disc to rotate under the action of the controller, so that the outer convex part on the outer periphery of the cam disc lifts the jacking table upwards. When the pressure is maintained after the pressure head 411 presses the black tea tablet, the controller controls the driving motor to start, the driving motor drives the cam disc to rotate, the convex part on the outer periphery of the cam disc abuts against the jacking table after the cam disc rotates, so that the jacking table is jacked upwards to supplement the pressure head resilience caused by a certain degree of hydraulic backflow in the pressure maintaining process of the pressure head 411, the pressure maintaining force of the black tea tablet is stable and continuous, the press forming quality of the black tea tablet is further improved, and the black tea tablet is pressed tightly and is not easy to scatter.
Optionally, as shown in fig. 1, the automated dark tea tableting apparatus further comprises a heating ring 70 for heating the ram 411. The heating ring 70 is sleeved on the outer circle of the pressure head 411 and is connected with the controller. In operation, the controller controls the heating ring 70 to start heating the ram 411.
Preferably, as shown in fig. 1, the cross section of the tabletting cavity 401 is matched with the cross section of the black tea tabletting to be pressed, so as to improve the forming quality of the black tea tabletting. The cross section of the pressure head 411 of the heating ring 70 is matched with the cross section of the pressing cavity 401, so that the pressing quality of the black tea pressing sheet is improved, the pressing head 411 is guided to press downwards, the pressure head 411 is not biased, and the black tea pressing forming quality is good.
Preferably, the automatic black tea tabletting equipment further comprises a temperature detection component for detecting the pressing temperature of the black tea, the temperature detection component comprises a temperature detector for detecting the temperature and a temperature display for displaying the temperature, and the temperature detector and the temperature display are respectively connected with the controller. The temperature detector is arranged on the tabletting mold 44 and communicated with the tabletting cavity 401, and the temperature display is arranged on the mounting frame. The temperature detector is used for sending the detected temperature value to the controller, the controller controls the temperature display to correspondingly display the temperature value according to the received temperature value, and controls the heating ring 70 to correspondingly adjust so that the pressing temperature of the dark tea reaches a preset value. In this alternative, the temperature detector is a temperature sensor, and the temperature display is a display screen for displaying temperature. During operation, the temperature sensor detects the pressing temperature of the dark tea in the pressing cavity 401, the temperature value is fed back to the controller, the controller receives the temperature value and then sends the temperature value to the temperature display, the temperature display correspondingly displays the temperature value after receiving a temperature value signal sent by the controller, and the controller controls the heating temperature of the heating ring 70 according to the received temperature value, so that the pressing temperature of the dark tea reaches a preset value. The automatic black tea tabletting equipment disclosed by the invention is high in automation degree, stable and reliable in pressing temperature, and reliable and convenient to control.
Preferably, the automatic black tea tabletting equipment further comprises a pressure detection component for detecting the black tea pressing pressure, the pressure detection component comprises a pressure detector for detecting the pressure and a pressure display for displaying the pressure, and the pressure detector and the pressure display are respectively connected with the controller. The pressure detector is arranged on the jacking table, and the pressure display is arranged on the mounting frame. The pressure detector is used for sending the detected pressure value to the controller, the controller controls the pressure display to correspondingly display the pressure value according to the received pressure value, and controls the tabletting component 41 to correspondingly adjust so that the black tea pressing pressure reaches a preset value. In this alternative, the pressure detector is a pressure sensor, and the pressure display is a pressure gauge for displaying pressure. During operation, the pressure sensor detects the pressing pressure of the pressing head 411 for pressing the dark tea, the pressure value is fed back to the controller, the controller receives the pressure value and then sends the pressure value to the pressure display and the hydraulic cylinder, the pressure display correspondingly displays the size of the pressure value after receiving a pressure value signal sent by the controller, the controller controls the hydraulic cylinder again according to the received pressure value, and the pressing pressure of the hydraulic rod 413 reaches a preset value. The automatic black tea tabletting equipment provided by the invention has the advantages of high automation degree, stable and reliable pressing pressure, and reliable and convenient control.
Alternatively, as shown in fig. 1, the blanking device 10 includes a blanking hopper 11, a material dividing member for discharging the dark tea into the blanking hopper 11, a weigher 13 for weighing and metering the dark tea in the blanking hopper 11, a blanking pipe 12 for guiding the dark tea in the blanking hopper 11 into the corresponding tabletting cavity 401, and a switch valve for controlling the on-off of the blanking pipe 12. The material distributing component is arranged on the mounting frame and is connected with the controller and the feeding end of the lower hopper 11. The weigher is arranged on the mounting frame, and the lower hopper 11 is supported on the weigher. The feeding end of the blanking pipe 12 is connected with the discharging end of the blanking hopper 11, and the discharging end of the blanking pipe 12 extends to the tablet pressing cavity 401. The switch valve is arranged in the pipeline of the blanking pipe 12 and is connected with the controller. In the alternative, as shown in fig. 1, the material distributing component is a device which is commonly used in the market and used for quantitatively distributing and then discharging materials; the weighing device 13 is used for weighing the black tea fed into the feeding hopper 11 again to ensure the accurate feeding amount of the black tea, so that the forming quality of the black tea tablet is improved; the switch valve is an electric control valve controlled by a controller. During operation, the distributing member discharges quantitative black tea into the discharging hopper 11, the weighing device 13 weighs the weight of the black tea in the discharging hopper 11 in real time, when the weight of the black tea in the discharging hopper 11 reaches a set weight, the weighing device 13 feeds back a signal to the controller, the controller correspondingly controls the switch valve to be opened after receiving the signal and the distributing member to stop discharging, and after the switch valve is opened, the black tea in the discharging hopper 11 is guided to the corresponding tabletting cavity 401 through the discharging pipe 12, so that automatic discharging of the black tea is realized.
Alternatively, as shown in fig. 1, the discharging device 30 comprises a discharging hopper 31 for receiving and guiding out the black tea tablet, and a material guide plate 32 for guiding the black tea tablet ejected out of the tablet cavity 401 into the discharging hopper 31. The material guiding plate 32 is disposed on the mounting frame and extends to the upper side of the pressure bearing mold turntable 42 for abutting against the ejected black tea tablet. The feeding end of the discharging hopper 31 is close to the peripheral wall of the pressure-bearing die turntable 42. In the alternative, the discharge hopper 31 comprises a discharge plate and striker plates arranged on two sides along the length direction of the discharge plate; the discharge hoppers 31 are arranged obliquely. The during operation, the ejecting black tea preforming of jacking discharging device rotates along with pressure-bearing mould carousel 42, when the black tea preforming runs into stock guide 32 at rotatory in-process, be prevented by stock guide 32 to continue to follow pressure-bearing mould carousel 42 and continue to move along, under the guide effect of stock guide 32, the mutual extrusion of a plurality of black tea preforming, and pressure-bearing mould carousel 42's the rotation effect again by the black tea preforming that keeps off the material, the landing is to go out in the hopper 31, and be derived out black tea preforming device under the guide effect of hopper 31, thereby realize the automatic discharging of black tea. Preferably, a protection pad 33 for buffering and protecting the black tea tablet is added on the discharging plate of the discharging hopper 31 to prevent the black tea tablet from rigidly colliding with the discharging hopper 31.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An automatic change dark tea film clamp, its characterized in that includes:
the tea leaf pressing machine comprises a mounting frame, wherein a mounting base (20) and a controller are arranged on the mounting frame, a tabletting device (40) which is rotatably arranged is arranged on the mounting base (20), a plurality of tabletting cavities (401) which are sequentially distributed at intervals along the rotating direction of the tabletting device (40) are arranged on the tabletting device (40), and the tabletting device (40) is used for sequentially pressing and forming black tea which is fed into the tabletting cavities (401) into black tea tablets in the rotating process;
the pressing device (40) comprises pressing heads (411) arranged corresponding to the pressing cavities (401), each pressing cavity (401) is internally provided with a jacking discharging device, the jacking discharging devices are used for jacking the black tea pressing sheets upwards in the pressure maintaining process after the pressing heads (411) press the black tea so as to be matched with the pressing heads (411) to press the black tea pressing sheets and supplement resilience in the pressure maintaining process of the pressing heads (411), and the jacking discharging devices are also used for jacking the black tea pressing sheets in the pressing cavities (401) out of the pressing cavities (401) after the pressure maintaining of the black tea pressing sheets is finished and the pressing heads (411) return;
the black tea pressing machine is characterized in that a blanking device (10) and a discharging device (30) are further mounted on the mounting frame, the blanking device (10) is used for sequentially blanking black tea to be pressed into the pressing piece cavities (401), and the discharging device (30) is used for automatically discharging the black tea pressing pieces ejected out of the pressing piece cavities (401).
2. The automated dark tea tableting apparatus according to claim 1,
the tabletting device (40) comprises a pressure-bearing die turntable (42) and a pressure head turntable (43) which are rotatably arranged, a tabletting component (41) for pressing the black tea and a tabletting mould (44) for molding black tea tablets;
the pressure head turntable (43) and the pressure-bearing die turntable (42) are oppositely arranged on the mounting base (20) from top to bottom, and the pressure head turntable (43) and the pressure-bearing die turntable (42) synchronously rotate in the same direction;
the tabletting molds (44) are sequentially arranged on the upper surface of the pressure-bearing mold turntable (42) at intervals along the circumferential direction of the pressure-bearing mold turntable (42), and the molding cavities of the tabletting molds (44) form the tabletting cavities (401);
the multiple groups of tabletting components (41) are connected to the pressure head turntable (43) and are arranged in a one-to-one correspondence manner with the tabletting cavities (401).
3. The automated dark tea tableting apparatus according to claim 2,
the tabletting component (41) comprises the pressing head (411) for pressing the dark tea, the pressing head (411) is arranged to ascend and descend in the vertical direction and is arranged corresponding to the tabletting cavity (401), so that the pressing head (411) is pressed into the tabletting cavity (401) after being pressed downwards;
the tabletting component (41) also comprises a hydraulic cylinder arranged on the pressure head turntable (43) and a hydraulic rod (413) connected with the hydraulic cylinder;
the hydraulic cylinder is connected with the controller;
the hydraulic rod (413) is arranged along the vertical direction;
the pressure head (411) is connected to the bottom end of the hydraulic rod (413).
4. The automated dark tea tableting apparatus according to claim 2,
the tabletting mold (44) is a hollow annular forming ring, and an inner ring cavity of the forming ring forms the tabletting cavity (401);
the pressing head (411) is correspondingly arranged above the forming ring so as to press the pressing head into the pressing cavity (401) from the upper opening of the forming ring;
jacking discharging device includes the jacking platform, and is used for the jacking mechanical type jacking component of jacking platform, the jacking platform with mechanical type jacking component all set up in pressure-bearing mould carousel (42), just the jacking platform corresponds to lay in the below of shaping ring, just the upper end of jacking platform by the under shed of shaping ring stretches into preforming chamber (401), in order to constitute the closure of shaping ring goes to the bottom.
5. The automated dark tea tableting apparatus according to claim 4,
the mechanical jacking component comprises a lever connected with the jacking table, a fulcrum frame connected with the lever and used as a fulcrum of the lever, and a linear motor connected with the second end of the lever, wherein the lever, the fulcrum frame and the linear motor are all arranged in the pressure-bearing die turntable (42);
the linear motor is connected with the controller, so that the telescopic shaft of the linear motor extends out under the action of the controller to press the second end of the lever downwards, and the first end of the lever pushes the jacking table upwards.
6. The automated dark tea tableting apparatus according to claim 4,
the mechanical jacking member comprises a cam disc and a driving motor, wherein the cam disc is rotatably arranged, the driving motor is used for driving the cam disc to rotate, and the cam disc and the driving motor are both arranged in the pressure-bearing die turntable (42);
the outer periphery of the cam disc abuts against the jacking table;
the driving motor is connected with the controller to drive the cam plate to rotate under the action of the controller, so that the outer convex part on the outer periphery of the cam plate jacks up the jacking table.
7. The automated dark tea tableting apparatus according to claim 2,
the automatic black tea tabletting equipment further comprises a heating ring (70) for heating the pressure head (411);
the heating ring (70) is sleeved on the outer circle of the pressure head (411) and is connected with the controller.
8. The automated dark tea tableting apparatus according to claim 7,
the automatic black tea tabletting equipment further comprises a temperature detection component for detecting the pressing temperature of the black tea, the temperature detection component comprises a temperature detector for detecting the temperature and a temperature display for displaying the temperature, and the temperature detector and the temperature display are respectively connected with the controller; the temperature detector is arranged on the tabletting mold (44) and is communicated with the tabletting cavity (401), and the temperature display is arranged on the pressure bearing mold turntable (42); the temperature detector is used for sending the detected temperature value to the controller, the controller controls the temperature display to correspondingly display the temperature value according to the received temperature value, and controls the heating ring (70) to correspondingly adjust so that the pressing temperature of the dark tea reaches a preset value;
the automatic black tea tabletting equipment further comprises a pressure detection component for detecting the black tea pressing pressure, the pressure detection component comprises a pressure detector for detecting the pressure and a pressure display for displaying the pressure, and the pressure detector and the pressure display are respectively connected with the controller; the pressure detector is arranged on the jacking table, and the pressure display is arranged on the pressure-bearing die turntable (42); the pressure detector is used for sending the detected pressure value to the controller, the controller controls the pressure display to correspondingly display the pressure value according to the received pressure value, and controls the tabletting component (41) to correspondingly adjust so that the black tea pressing pressure reaches a preset value.
9. The automated dark tea tableting apparatus according to claim 1,
the blanking device (10) comprises a blanking hopper (11), a distributing member for discharging the black tea into the blanking hopper (11), a weighing device (13) for weighing and metering the black tea in the blanking hopper (11), a blanking pipe (12) for guiding the black tea in the blanking hopper (11) into the corresponding tabletting cavity (401), and a switch valve for controlling the on-off of the blanking pipe (12);
the material distributing component is arranged on the mounting rack and is connected with the controller and the feeding end of the blanking hopper (11);
the weighing device is arranged on the mounting frame, and the discharging hopper (11) is supported on the weighing device;
the feeding end of the blanking pipe (12) is connected with the discharging end of the blanking hopper (11), and the discharging end of the blanking pipe (12) extends to the tabletting cavity (401);
the switch valve is arranged in a pipeline of the blanking pipe (12) and connected with the controller.
10. The automated dark tea tableting apparatus according to claim 2,
the discharging device (30) comprises a discharging hopper (31) for containing and guiding out the black tea pressing sheets and a material guide plate (32) for guiding the black tea pressing sheets ejected out of the pressing sheet cavity (401) into the discharging hopper (31);
the material guide plate (32) is arranged on the mounting frame and extends to the upper part of the pressure-bearing die turntable (42) so as to be abutted against the ejected black tea pressing sheet;
the feeding end of the discharging hopper (31) is close to the peripheral wall of the pressure-bearing die turntable (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011344456.1A CN112590288A (en) | 2020-11-26 | 2020-11-26 | Automatic black tea tabletting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011344456.1A CN112590288A (en) | 2020-11-26 | 2020-11-26 | Automatic black tea tabletting equipment |
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| CN112590288A true CN112590288A (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011344456.1A Pending CN112590288A (en) | 2020-11-26 | 2020-11-26 | Automatic black tea tabletting equipment |
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| CN (1) | CN112590288A (en) |
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| CN112273476A (en) * | 2020-11-26 | 2021-01-29 | 安化县渠之源茶业股份公司 | Dark tea sheeting equipment |
| CN114271355A (en) * | 2022-01-06 | 2022-04-05 | 福建省泉州市裕园茶业有限公司 | Agilawood oolong flowering process and equipment |
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