CN116870793A - Discharging device for conical double-screw mixer - Google Patents

Discharging device for conical double-screw mixer Download PDF

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Publication number
CN116870793A
CN116870793A CN202310934398.5A CN202310934398A CN116870793A CN 116870793 A CN116870793 A CN 116870793A CN 202310934398 A CN202310934398 A CN 202310934398A CN 116870793 A CN116870793 A CN 116870793A
Authority
CN
China
Prior art keywords
conical
screw mixer
discharge
wall
mixer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310934398.5A
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Chinese (zh)
Inventor
庄爱忠
翁增全
翁增峰
庄爱良
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Jiangxi Fengda New Building Materials Co ltd
Original Assignee
Jiangxi Fengda New Building Materials Co ltd
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Publication date
Application filed by Jiangxi Fengda New Building Materials Co ltd filed Critical Jiangxi Fengda New Building Materials Co ltd
Priority to CN202310934398.5A priority Critical patent/CN116870793A/en
Publication of CN116870793A publication Critical patent/CN116870793A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/75—Discharge mechanisms
    • B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
    • B01F35/75455—Discharge mechanisms characterised by the means for discharging the components from the mixer using a rotary discharge means, e.g. a screw beneath the receptacle
    • B01F35/754551—Discharge mechanisms characterised by the means for discharging the components from the mixer using a rotary discharge means, e.g. a screw beneath the receptacle using helical screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
    • B01F27/922—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws with two or more helices, e.g. with intermeshing helices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B01F35/12—Maintenance of mixers using mechanical means
    • B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/211—Measuring of the operational parameters
    • B01F35/2115—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/212—Measuring of the driving system data, e.g. torque, speed or power data
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/2135—Humidity, e.g. moisture content
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/2136—Viscosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/2201—Control or regulation characterised by the type of control technique used
    • B01F35/2202—Controlling the mixing process by feed-back, i.e. a measured parameter of the mixture is measured, compared with the set-value and the feed values are corrected
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/2201—Control or regulation characterised by the type of control technique used
    • B01F35/2209—Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
    • B01F35/2215—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/222—Control or regulation of the operation of the driving system, e.g. torque, speed or power of motors; of the position of mixing devices or elements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Accessories For Mixers (AREA)

Abstract

The application relates to the field of discharge devices, and discloses a discharge device for a conical double-screw mixer, which comprises a discharge cylinder and a controller, wherein one end of the discharge cylinder is fixedly connected and communicated with a discharge port of the conical double-screw mixer, the axis of the discharge cylinder is coincident with the rotation axis of a rotating arm of the conical double-screw mixer, a discharge valve is arranged at the other end of the discharge cylinder, a quantifying device is arranged below the discharge valve, a cross rod is arranged at the inner top end of the discharge cylinder, an annular chute is arranged at the upper part of the inner wall of the discharge cylinder, both ends of the cross rod are slidably connected in the annular chute, and a conveying device is fixedly connected in the middle of the lower wall of the cross rod. The rotary arm of the conical double-screw mixer drives the scraping plate to rotate, and the scraping plate pushes the conveying device to rotate, so that materials are discharged through the conveying device, the controllability of the discharge speed of the materials is achieved, the situation of material blockage is avoided, and the quantitative device below the discharge valve is matched, so that the effect of quantitatively discharging the materials is realized.

Description

Discharging device for conical double-screw mixer
Technical Field
The application relates to the field of discharge devices, in particular to a discharge device for a conical double-screw mixer.
Background
The conical double-screw mixer is a common mixing device for powder or granular materials, and consists of a conical cylinder, a feed inlet, a discharge outlet, a driving device and two mutually matched screw blades. The driving device is supported at the top of the conical cylinder body through a bearing and is connected with the two spiral blades through a transmission device. The two spiral blades are symmetrically distributed along the axis of the conical cylinder. When the driving device is started, the two spiral blades rotate in the same or opposite directions, so that materials circularly move up and down and left and right in the conical cylinder, and uniform mixing of the materials is realized.
The conical double-screw mixer has the advantages of simple structure, stable operation, good mixing effect, convenient cleaning and the like, and is widely applied to the industries of chemical industry, pesticide, dye, medicine, food, feed and the like. However, during use, there are also problems, one of which is the control of the discharge of the material. Because different materials have different densities, viscosities and flowability and different mixing requirements, the material discharge amount and discharge speed need to be adjusted according to actual conditions so as to ensure the quality and efficiency of the mixed materials. At present, a commonly used discharging device is a simple switch type valve, and the opening and closing of the valve are controlled manually or electrically. Such a discharge device, although of simple construction, has the following drawbacks: the material discharge speed is not easy to control, the condition that the material is blocked easily occurs, the material discharge amount cannot be controlled, quantitative discharge cannot be achieved, self-adaptive adjustment cannot be carried out according to the properties and mixing requirements of the material, and manual intervention is needed in the material discharge process.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides a discharging device for a conical double-screw mixer, which solves the problems that the discharging speed and the discharging amount of materials are not easy to control and the materials are easy to be blocked, and simultaneously, the opening and the closing of a valve are automatically controlled by a controller according to the detection values of a temperature sensor, a humidity sensor and a torque sensor, so that the aim of automatic discharging is fulfilled.
In order to achieve the above purpose, the application is realized by the following technical scheme: the utility model provides a discharge apparatus for toper double helix mixer, includes discharge tube, controller, discharge tube one end and the discharge gate fixed connection and the intercommunication of toper double helix mixer, and the axis of discharge tube coincides with the rotation axis of toper double helix mixer rocking arm, and the other end is provided with the bleeder valve, the bleeder valve below is provided with proportioning device, the top is provided with the horizontal pole in the discharge tube, and discharge tube inner wall upper portion is provided with annular spout, horizontal pole both ends equal sliding connection is inside annular spout, horizontal pole lower wall middle part fixedly connected with conveyor, the inside one end that still sliding connection was at the scraper blade of annular spout, the other end and the one end fixed connection of toper double helix mixer rocking arm of scraper blade, the scraper blade lateral wall laminates mutually with the inner wall of toper double helix mixer for to the material of scraping adhesion on the toper double helix mixer inner wall, still be provided with detection device in the toper double helix mixer for detect the state of its inside material.
Preferably, the surface of the cross rod is smooth, the cross section of the cross rod is of a triangular structure, the three edges are all rounded, and one edge faces the conical double-screw mixer and is perpendicular to the axis of the discharging cylinder.
Preferably, the conveying device comprises a conveying shaft, one end of the conveying shaft is fixedly connected to the middle of the lower wall of the cross rod, the conveying shaft and the cross rod are perpendicular to each other, and the outer wall of the conveying shaft is coiled and fixedly connected with a helical blade.
Preferably, the discharging device further comprises a supporting frame, wherein the upper portion of the supporting frame is fixedly connected with the outer wall of the conical double-screw mixer and used for supporting the conical double-screw mixer to keep a vertical state.
Preferably, the quantifying device comprises a quantifying bucket, the quantifying bucket is composed of two symmetrically arranged conical containers, the inner walls of the conical containers are subjected to smooth treatment, the small cross-section parts of the two conical containers are respectively connected with sliding columns at two ends of a weighing block in a sliding manner, gravity sensors are respectively arranged at two ends of the weighing block, an oscillator is further arranged on the outer wall of the conical container and is used for driving the conical containers to vibrate, the outer side walls of the weighing blocks are symmetrically and fixedly connected with rotating shafts, and the rotating shafts are driven to rotate by a turnover motor.
Preferably, the detecting device comprises a temperature sensor, a humidity sensor and a torque sensor, wherein the temperature sensor and the humidity sensor are arranged on the outer wall of the scraping plate and used for respectively detecting the temperature and the humidity of materials in the conical double-screw mixer, and the torque sensor is used for connecting the output end of a driving motor of the conical double-screw mixer with the driving shaft of the rotating arm and used for detecting the rotation moment of the driving motor.
Preferably, the controller adopts a programmable logic controller, has the functions of data acquisition, data processing, data output, data communication and the like, and interacts with an operator through a human-computer interface.
Preferably, the controller calculates the viscosity and fluidity of the materials in the conical double-screw mixer according to the signals of the temperature sensor, the humidity sensor and the torque sensor, and adjusts the output parameters of the driving motor of the conical double-screw mixer according to the set target value and the error range.
Preferably, the controller controls the overturning motor to drive the weighing hopper to overturn according to the numerical value fed back by the gravity sensor, and controls the start and stop of the oscillator.
Preferably, the controller is further used for controlling the opening and closing of the discharge valve and controlling the rotation direction of a driving motor of the conical double-screw mixer.
Working principle: the method comprises the steps that materials to be mixed are filled into a conical double-screw mixer through a feed inlet, a controller controls a driving motor of the conical double-screw mixer to start according to input material parameters, a rotating arm and two spiral blades of the conical double-screw mixer are driven to rotate respectively, further, the materials start to mix through up-down and left-right circular motion, meanwhile, the rotating arm drives a scraping plate to rotate, the scraping plate pushes a cross rod to rotate, and then drives a conveying device to rotate, the spiral blades of the conveying device convey the materials immersed in a discharge cylinder upwards, the mixing effect is improved in a reciprocating mode, the viscosity and the flowability of the materials in the conical double-screw mixer are calculated by the controller according to feedback signals of a temperature sensor, a humidity sensor and a torque sensor, output parameters of the driving motor of the conical double-screw mixer are adjusted in real time according to set target values and error ranges, the calculated results enter the parameter ranges after mixing is completed, a discharge valve is controlled to be opened by the controller, and meanwhile, the driving motor of the conical double-screw mixer is controlled to rotate reversely, at the same time, the conveying device also has the problem of avoiding material blocking, meanwhile, the material is prevented from falling into a conical inner wall of the conical double-screw mixer through the conical double-screw mixer, the conical double-screw mixer is driven to rotate, the conical material is controlled to fall into a conical container according to the preset value, and the material is fully detected when the conical material is discharged from the conical double-screw mixer is blown into a container, and the conical material container is completely, and the material container is completely rotates, and the material is quantitatively and the material is discharged.
The application provides a discharging device for a conical double-screw mixer. The beneficial effects are as follows:
1. according to the application, the rotary arm of the conical double-screw mixer drives the scraping plate to rotate, and the scraping plate pushes the conveying device to rotate, so that the material is discharged through the conveying device, the material discharging speed is controllable, the situation of material blockage is avoided, and the effect of quantitatively discharging the material is realized by matching with the quantitative device below the discharge valve.
2. According to the application, the controller calculates the viscosity and the fluidity of the materials in the conical double-screw mixer according to the detection signals of the temperature sensor, the humidity sensor and the torque sensor, adjusts the output parameters of the driving motor of the conical double-screw mixer according to the set target value and the error range, and judges and controls the opening and closing state of the discharge valve according to the detection signals, thereby realizing the purpose of automatic discharge, avoiding the problem that the traditional discharge device needs manual intervention and improving the production efficiency.
Drawings
FIG. 1 is a perspective view of a discharge apparatus according to the present application;
FIG. 2 is a schematic view of the internal structure of the discharging device of the present application;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a schematic perspective view showing the internal structure of the discharge cylinder of the present application;
FIG. 5 is a schematic view of the internal structure of the weighing hopper according to the present application;
fig. 6 is an enlarged view at B in fig. 5.
Wherein, 1, a discharging cylinder; 2. a discharge valve; 201. an annular chute; 3. a cross bar; 4. a scraper; 5. a conveying shaft; 6. a helical blade; 7. a support frame; 8. a weighing hopper; 801. a conical container; 9. weighing the gauge block; 901. a spool; 10. a rotating shaft; 11. and (5) turning over the motor.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-6, an embodiment of the application provides a discharging device for a conical double-screw mixer, comprising a discharging cylinder 1 and a controller, wherein one end of the discharging cylinder 1 is fixedly connected and communicated with a discharging hole of the conical double-screw mixer, the axis of the discharging cylinder 1 coincides with the rotation axis of a rotating arm of the conical double-screw mixer, a discharging valve 2 is arranged at the other end of the discharging cylinder, a quantifying device is arranged below the discharging valve 2, a cross rod 3 is arranged at the inner top end of the discharging cylinder 1, an annular chute 201 is arranged at the upper part of the inner wall of the discharging cylinder 1, both ends of the cross rod 3 are slidably connected in the annular chute 201, a conveying device is fixedly connected in the middle of the lower wall of the cross rod 3, the annular chute 201 is also slidably connected with one end of a scraping plate 4, the other end of the scraping plate 4 is fixedly connected with one end of the rotating arm of the conical double-screw mixer, the side wall of the scraping plate 4 is attached to the inner wall of the conical double-screw mixer, and a detecting device is arranged in the conical double-screw mixer for detecting the state of the inner material adhered to the conical double-screw mixer.
The conical double-screw mixer rotating arm drives the scraping plate 4 to rotate, the lower end of the scraping plate 4 further rotates along the annular chute 201, the two ends of the scraping plate are pushed to be connected with the cross rod 3 inside the annular chute 201 in a sliding mode, the conveying device is driven to rotate, the purpose of conveying materials is achieved by the conveying device, and meanwhile the materials are prevented from being blocked inside the discharging barrel 1.
The rotary arm of the conical double-screw mixer drives the scraping plate 4 to rotate, and the scraping plate 4 pushes the conveying device to rotate, so that materials are discharged through the conveying device, the controllable discharge speed of the materials is achieved, the situation that the materials are blocked is avoided, and the quantitative device below the discharge valve is matched, so that the effect of quantitatively discharging the materials is realized.
The surface of the cross rod 3 is smooth, the cross section of the cross rod is of a triangular structure, the three edges are all rounded, and one edge faces the conical double-screw mixer and is perpendicular to the axis of the discharge cylinder 1.
Through setting up horizontal pole 3 as triangle-shaped structure, make its one edge towards toper double helix mixer and with the axis mutually perpendicular of discharge tube 1 to do the surface smoothness and handled, avoided the condition that the material detained on horizontal pole 3.
The conveying device comprises a conveying shaft 5, one end of the conveying shaft 5 is fixedly connected to the middle of the lower wall of the cross rod 3, the conveying shaft and the cross rod are perpendicular to each other, and a spiral blade 6 is coiled on the outer wall of the conveying shaft 5 and fixedly connected to the outer wall of the conveying shaft.
The horizontal pole 3 rotates and drives the conveying shaft 5 rotation, and then drives helical blade 6, utilizes the principle that similar auger was carried, carries the material, makes the inside material of discharge tube 1 be in motion state through helical blade 6 rotation simultaneously, has avoided the emergence of blocking the condition.
The discharging device further comprises a supporting frame 7, wherein the upper part of the supporting frame 7 is fixedly connected with the outer wall of the conical double-screw mixer and used for supporting the conical double-screw mixer to keep a vertical state.
The conical double-screw mixer is supported and fixed through the supporting frame 7, so that the unloading process is convenient.
The quantifying device comprises a quantifying hopper 8, the quantifying hopper 8 is composed of two symmetrically arranged conical containers 801, the inner walls of the conical containers 801 are subjected to smooth treatment, small cross section parts of the two conical containers 801 are respectively in sliding connection with sliding columns 901 at two ends of a weighing block 9, gravity sensors are respectively arranged at two ends of the weighing block 9, an oscillator is further arranged on the outer wall of the conical containers 801 and is used for driving the conical containers 801 to vibrate, rotating shafts 10 are symmetrically and fixedly connected to the outer side walls of the weighing block 9, and the rotating shafts 10 are driven to rotate by a turnover motor 11.
When the materials fall into the conical container 801, the conical container 801 generates pressure by the gravity sensor in the symmetrical gauge block 9, so that the purpose of weighing the materials in the conical container 801 is achieved.
The detecting device comprises a temperature sensor, a humidity sensor and a torque sensor, wherein the temperature sensor and the humidity sensor are arranged on the outer wall of the scraping plate 4 and used for respectively detecting the temperature and the humidity of materials in the conical double-screw mixer, and the torque sensor is used for connecting the output end of a driving motor of the conical double-screw mixer with a driving shaft of a rotating arm and used for detecting the rotation moment of the driving motor.
The controller adopts a programmable logic controller, has the functions of data acquisition, data processing, data output, data communication and the like, and interacts with operators through a human-computer interface.
The controller calculates the viscosity and the fluidity of the materials in the conical double-screw mixer according to the signals of the temperature sensor, the humidity sensor and the torque sensor, and adjusts the output parameters of the driving motor of the conical double-screw mixer according to the set target value and the error range.
The viscosity and the fluidity of materials in the conical double-screw mixer are calculated by the controller according to detection signals of the temperature sensor, the humidity sensor and the torque sensor, the output parameters of the driving motor of the conical double-screw mixer are regulated according to the set target value and the error range, and meanwhile, the opening and closing states of the discharge valve are judged and controlled according to the detection signals, so that the aim of automatic discharge is fulfilled, the problem that the traditional discharge device needs manual intervention is solved, and the production efficiency is improved.
The controller controls the overturning motor 11 to drive the weighing hopper 8 to overturn according to the numerical value fed back by the gravity sensor, and controls the start and stop of the oscillator.
The oscillator drives the conical container to vibrate, so that the materials are fully leaked, and the residues of the materials in the quantitative hopper 8 are avoided.
The controller is also used for controlling the opening and closing of the discharge valve 2 and controlling the rotation direction of a driving motor of the conical double-screw mixer.
According to feedback signals of the temperature sensor, the humidity sensor and the torque sensor, the controller calculates the viscosity and the fluidity of materials in the conical double-screw mixer, and adjusts output parameters of a driving motor of the conical double-screw mixer in real time according to a set target value and an error range until a calculated result enters a parameter range after mixing is completed, then the controller controls the discharge valve 2 to be opened, and simultaneously controls the driving motor of the conical double-screw mixer to reversely rotate, and a helical blade of the conveying device is driven to reversely rotate so as to convey the materials downwards.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a discharge apparatus for toper double helix mixer, includes discharge tube (1), controller, its characterized in that, discharge tube (1) one end and toper double helix mixer's discharge gate fixed connection and intercommunication, and the axis of discharge tube (1) coincides with the rotation axis of toper double helix mixer rocking arm, and the other end is provided with discharge valve (2), discharge valve (2) below is provided with proportioning device, the top is provided with horizontal pole (3) in discharge tube (1), and discharge tube (1) inner wall upper portion is provided with annular spout (201), horizontal pole (3) both ends all sliding connection is inside annular spout (201), horizontal pole (3) lower wall middle part fixedly connected with conveyor, annular spout (201) inside still sliding connection is in the one end of scraper blade (4), the other end of scraper blade (4) is laminated with the inner wall of toper double helix mixer rocking arm mutually for to striking off the material that adheres to on the toper double helix mixer inner wall, it detects the inside condition to detect the screw in the double helix mixer to be provided with its inside condition.
2. A discharge device for a conical twin-screw mixer according to claim 1, characterised in that the cross-bar (3) is smooth and triangular in cross-section and has rounded edges, one of which faces the conical twin-screw mixer and is perpendicular to the axis of the discharge cylinder (1).
3. The discharging device for the conical double-screw mixer according to claim 1, wherein the conveying device comprises a conveying shaft (5), one end of the conveying shaft (5) is fixedly connected to the middle of the lower wall of the cross rod (3) and is perpendicular to the middle, and spiral blades (6) are coiled on the outer wall of the conveying shaft (5) and fixedly connected to the outer wall of the conveying shaft.
4. A discharge device for a conical twin-screw mixer according to claim 1, characterised in that the discharge device further comprises a support frame (7), the upper part of the support frame (7) being fixedly connected to the outer wall of the conical twin-screw mixer for supporting the conical twin-screw mixer in a vertical position.
5. The discharging device for the conical double-screw mixer according to claim 4, wherein the quantifying device comprises a quantifying hopper (8), the quantifying hopper (8) is composed of two symmetrically arranged conical containers (801), the inner walls of the conical containers (801) are subjected to smooth treatment, small cross-section parts of the two conical containers (801) are respectively in sliding connection with sliding columns (901) at two ends of a weighing block (9), two ends of the weighing block (9) are respectively provided with a gravity sensor, the outer wall of the conical container (801) is further provided with an oscillator, the oscillator is used for driving the conical containers (801) to vibrate, the outer side wall of the weighing block (9) is symmetrically and fixedly connected with a rotating shaft (10), and the rotating shaft (10) is driven to rotate by a turnover motor (11).
6. The discharging device for the conical double-screw mixer according to claim 5, wherein the detecting device comprises a temperature sensor, a humidity sensor and a torque sensor, wherein the temperature sensor and the humidity sensor are arranged on the outer wall of the scraping plate (4) and are used for respectively detecting the temperature and the humidity of materials in the conical double-screw mixer, and the torque sensor is used for connecting the output end of a driving motor of the conical double-screw mixer with a driving shaft of a rotating arm and detecting the rotation moment of the driving motor.
7. The discharge apparatus for a conical twin screw mixer of claim 6 wherein the controller is a programmable logic controller having data acquisition, data processing, data output and data communication functions and interacting with an operator through a human-machine interface.
8. The discharge apparatus for a twin screw mixer of claim 7, wherein the controller calculates viscosity and flowability of the material in the twin screw mixer based on signals from the temperature sensor, the humidity sensor and the torque sensor, and adjusts an output parameter of a driving motor of the twin screw mixer based on the set target value and the error range.
9. A discharge device for a conical twin screw mixer according to claim 8, wherein the controller controls the overturning motor (11) to drive the weighing hopper (8) to overturn and controls the start and stop of the oscillator according to the value fed back by the gravity sensor.
10. A discharge device for a conical twin screw mixer according to claim 9, characterised in that the controller is also adapted to control the opening and closing of the discharge valve (2) and to control the direction of rotation of the drive motor of the conical twin screw mixer.
CN202310934398.5A 2023-07-28 2023-07-28 Discharging device for conical double-screw mixer Pending CN116870793A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310934398.5A CN116870793A (en) 2023-07-28 2023-07-28 Discharging device for conical double-screw mixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310934398.5A CN116870793A (en) 2023-07-28 2023-07-28 Discharging device for conical double-screw mixer

Publications (1)

Publication Number Publication Date
CN116870793A true CN116870793A (en) 2023-10-13

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ID=88262020

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310934398.5A Pending CN116870793A (en) 2023-07-28 2023-07-28 Discharging device for conical double-screw mixer

Country Status (1)

Country Link
CN (1) CN116870793A (en)

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