CN112892345A - Reaction vacuumizing mechanism and kneading device - Google Patents
Reaction vacuumizing mechanism and kneading device Download PDFInfo
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- CN112892345A CN112892345A CN202110069836.7A CN202110069836A CN112892345A CN 112892345 A CN112892345 A CN 112892345A CN 202110069836 A CN202110069836 A CN 202110069836A CN 112892345 A CN112892345 A CN 112892345A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/70—Mixers specially adapted for working at sub- or super-atmospheric pressure, e.g. combined with de-foaming
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/805—Mixing plants; Combinations of mixers for granular material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
- B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
- B01F33/83612—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by crushing or breaking
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- 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
- B01F35/90—Heating or cooling systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0406—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of balls
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- 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
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/2204—Mixing chemical components in generals in order to improve chemical treatment or reactions, independently from the specific application
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2215/00—Auxiliary or complementary information in relation with mixing
- B01F2215/04—Technical information in relation with mixing
- B01F2215/0413—Numerical information
- B01F2215/0436—Operational information
- B01F2215/044—Numerical composition values of components or mixtures, e.g. percentage of components
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- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Food Science & Technology (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses a reaction vacuumizing mechanism and a kneading device, which comprise a support frame, wherein the support frame is provided with a stirring and crushing mechanism, the stirring and crushing mechanism comprises a stirring barrel, the stirring barrel is provided with a vacuum connecting assembly used for connecting a vacuum pump, the vacuum connecting assembly comprises a connecting shell, a sealing ball valve, a return spring and a spring seat, the connecting shell is fixedly communicated with the side wall of the stirring barrel, the sealing ball valve is positioned in a sealing ball groove formed in the connecting shell, the spring seat is fixedly communicated in the connecting shell, the spring seat and the connecting shell are coaxial, the sealing ball valve is abutted against the sealing ball groove under the elastic force of the return spring, and one side of the connecting shell is provided with a connecting block. The reaction vacuumizing mechanism and the kneading device provided by the invention can perform comprehensive kneading and crushing through complex and compound motion among the crushing column and the plurality of rotating shafts, the kneading efficiency is higher, and the sealing performance between the connecting shell and the stirring barrel can be improved by arranging the sealing ball valve and the return spring.
Description
Technical Field
The invention relates to a magnesium stearate processing technology, in particular to a reaction vacuumizing mechanism and a kneading device.
Background
Magnesium stearate is white loose non-sandy fine powder, has a greasy feeling when being contacted with skin, and is easy to stick to skin. The magnesium stearate is used as a lubricant, an anti-sticking agent and a glidant, is particularly suitable for granulating oil and extract medicines, the prepared granules have good fluidity and compressibility, the texture is soft, the pit and the dent on the surface of the granules are filled, the embedding effect among the granules is weakened after the magnesium stearate is used, the magnesium stearate is easy to slide, and the particle size, fluidity and dispersibility indexes of the magnesium stearate directly influence the moldability of the prepared medicines.
Generally, when preparing magnesium stearate, firstly weighing a certain amount of magnesium hydroxide and stearic acid, respectively putting the stearic acid and the magnesium hydroxide into a kneader reactor for crushing, keeping the temperature at 80 ℃, adding water accounting for 3 percent of the total amount of the stearic acid and the magnesium hydroxide and hydrogen peroxide solution (50 percent w/w) accounting for 5 percent of the total amount of the stearic acid and the magnesium hydroxide when the stearic acid is molten, mixing and stirring for about 30 minutes, and stopping heating; finally, vacuum is pumped, the vacuum degree is kept at 0.1MPa, and the material is discharged in about 30 minutes.
In order to ensure the processing formability of magnesium stearate, stearic acid and granular magnesium hydroxide need to be mixed, and generally, the stearic acid and the granular magnesium hydroxide need to be crushed and kneaded by a kneader and uniformly mixed while being mixed, and because the state of the stearic acid and the magnesium hydroxide during melting is not liquid, the mixing efficiency is relatively low, the kneading and crushing effects are poor, the kneading time is too long, and the production efficiency is low.
In order to ensure that stearic acid is prevented from being oxidized with air when reacting with reactants thereof, a certain vacuum degree needs to be kept in a reaction space, and the reaction is convenient, the vacuum pump is generally used for extracting vacuum after being communicated with the reaction chamber through the vacuum tube in the prior art, and the defects of the prior art are that the vacuum reaction chamber is directly communicated with the vacuum tube, and the vacuum tube cannot be cut off in time after the vacuum pump is extracted, so that the vacuum pump is always communicated with the reaction chamber through the communicating tube in the reaction, the unstable condition of the vacuum degree value in the reaction chamber can be caused, and the production quality of magnesium stearate is finally influenced.
Disclosure of Invention
The invention aims to provide a reaction vacuumizing mechanism and a kneading device, which are used for solving the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
a reaction vacuumizing mechanism comprises a support frame, wherein a stirring and crushing mechanism is arranged on the support frame, the stirring and crushing mechanism comprises a stirring barrel, and a vacuum connecting assembly used for connecting a vacuum pump is arranged on the stirring barrel;
vacuum connection subassembly is including connecting shell, sealed ball valve, return spring and spring holder, on the lateral wall of the fixed intercommunication agitator of connecting shell, sealed ball valve is located the sealed ball inslot of seting up in the connecting shell, the spring holder fixed communicate in the connecting shell, just the spring holder with the connecting shell is with the axle center, the one end of return spring is fixed in the spring holder, and the other end cup joints on sealed ball valve, sealed ball valve is contradicted under the elasticity of return spring at sealed ball inslot, one side of connecting shell is equipped with the connecting block, the connecting block pass through mounting screw with connecting shell fixed connection, the connecting block is linked together through vacuum tube and vacuum pump.
A kneading device comprises a vacuumizing mechanism and a conveying cylinder, wherein a crushing column is movably arranged in the conveying cylinder, at least three crushing grooves are formed in the crushing column, a rotating shaft is arranged in each crushing groove, and two groups of crushing teeth and spiral feeding teeth for conveying materials are sequentially arranged on the circumferential side wall of the rotating shaft along the material conveying direction of the rotating shaft;
the transmission mechanism comprises a driving gear and three driven gears meshed with the driving gear, the driving gear is fixedly arranged at the middle shaft at the top of the crushing column, and the driven gears are fixedly connected with the tops of the rotating shafts in a one-to-one correspondence manner;
a driving unit for driving the driving gear;
the conveying cylinder is communicated with the stirring barrel.
Preferably, the conveying device further comprises an outer ring gear, the outer ring gear is fixedly arranged on the inner wall of the top of the conveying cylinder, the driven gear is respectively meshed with the outer ring gear and the driving gear, the driving unit is a first driving motor, and an output shaft of the first driving motor is fixedly connected with the driving gear;
the crushing device also comprises a plurality of groups of kneading columns arrayed along the circumference of the conveying cylinder, the kneading columns penetrate through the conveying cylinder, extend to the inner side of the crushing groove and can be intermittently kneaded with corresponding crushing teeth in the rotating process of the rotating shaft;
the limiting blocks are arranged on the side walls of the kneading columns, the limiting blocks are hinged to the crushing teeth, torque springs are arranged on shaft rods, hinged to the crushing teeth, of the limiting blocks, the limiting blocks are perpendicular to the kneading columns under the elastic force action of the torque springs, the limiting blocks are clamped in limiting grooves formed in the inner wall of the conveying cylinder, locking screws are connected to threaded portions formed in one ends of the crushing teeth in a threaded mode, and sealing gaskets are sleeved between the locking screws and the limiting blocks.
Preferably, the outer side of the conveying cylinder is fixedly communicated with a first feed inlet and a second feed inlet respectively, the first feed inlet is positioned in front of the first group of crushing teeth and the spiral feeding teeth along the material conveying direction of the rotating shaft, the second feed inlet is positioned between the two groups of crushing teeth and the spiral feeding teeth, and the outer wall of the crushing column is provided with an avoiding groove for avoiding the kneading column;
the openings of the first feeding hole and the second feeding hole are connected with a first sealing door in a sliding and sealing mode;
a limiting ring is arranged in the crushing groove, and a circulation gap is formed between the limiting ring and the rotating shaft.
Preferably, a first stirring blade and a second stirring blade are arranged in the stirring barrel, the first stirring blade and the second stirring blade comprise stirring rods, and crushing teeth are arranged on the stirring rods;
a rotating plate is movably arranged at the top of the stirring barrel, a moving seat is arranged in a rectangular through groove formed in the rotating plate in a sliding mode, a fifth transmission gear is arranged on a shaft rod of the moving seat, a fourth transmission gear meshed with the fifth transmission gear is eccentrically and rotatably connected to the rotating plate, a linkage rod is arranged between the fourth transmission gear and the fifth transmission gear, one end of the linkage rod is hinged to the fourth transmission gear, and the other end of the linkage rod is hinged to the shaft rod of the moving seat;
the second driving motor is fixedly connected to the middle shaft of the rotating plate through a transmission shaft, the second stirring blade is fixedly installed at the middle shaft of the outer wall of one side of the fourth transmission gear, the first stirring blade is fixedly installed at the middle shaft of the outer wall of one side of the fifth transmission gear, and an eccentric shaft rod on the fourth transmission gear movably penetrates through the rotating plate and is fixedly connected with a second sprocket.
Preferably, a fixed shell is fixedly mounted at the top of the stirring barrel, the second driving motor is fixedly mounted on the upper surface of the fixed shell, a reversing transmission assembly is arranged on one side of the rotating plate and comprises a first sprocket, the first sprocket is sleeved on the outer side of the transmission shaft, the first sprocket and the second sprocket are connected through chain transmission, the reversing transmission assembly further comprises a second transmission gear and a third transmission gear, the third transmission gear penetrates through the fixed shell and is fixedly connected to an output shaft of the second driving motor, and a first transmission gear is fixedly mounted on the side wall of the first sprocket.
Preferably, the inner wall of the fixed shell is fixedly provided with an installation block, the installation block is fixedly provided with a fixed sleeve, the second transmission gear is movably installed on the outer wall of the fixed sleeve and is respectively meshed with the first transmission gear and the third transmission gear, and the first sprocket is rotatably installed on the outer wall of the fixed sleeve.
Preferably, a support frame is arranged on the outer side of the stirring barrel, two groups of fixing clamping blocks are fixedly mounted on one side of the support frame, and the stirring barrel is fixedly mounted between the two groups of fixing clamping blocks.
Preferably, the bottom of the stirring barrel is provided with a discharge port communicated with the stirring barrel, and a second sealing door is arranged in the discharge port.
Preferably, the kneading and crushing device comprises a conveying cylinder, a discharge port of the conveying cylinder is communicated with the outer wall of the stirring barrel, and the conveying cylinder is fixedly arranged on the support frame.
In the technical scheme, the reaction vacuumizing mechanism and the kneading device provided by the invention have the following beneficial effects:
the invention carries out all-around kneading and crushing through complex compound motion between the crushing column and the plurality of rotating shafts in the process of conveying the hard acid grease and the magnesium hydroxide by arranging the plurality of rotating shafts, has higher kneading efficiency, can mix the hard acid grease and the magnesium hydroxide in the process of conveying materials through the combination between the spiral feeding teeth and the crushing teeth, has better crushing effect and is convenient for subsequent processing, can be convenient for a vacuum pump to vacuumize the stirring barrel by arranging the vacuum connecting component on the stirring barrel, then is provided with the sealing ball valve and the return spring, can more quickly circulate or cut off the stirring barrel and the vacuum pump, and is in vacuum pumping due to the pressure in the stirring barrel, be less than external pressure, and under the elasticity of return spring, sealed ball valve contradicts in the ball groove, and be equipped with sealed the pad in the ball groove, thereby when reaching the requirement vacuum, stop the function of vacuum pump, can cut off between agitator and the vacuum tube in the twinkling of an eye under the elasticity of pressure and return spring, and cut off the department and tightly contradict sealed ball groove through sealed ball valve, increase sealing performance, thereby when reflecting, can improve the stability of the inside vacuum numerical value of agitator, thereby at two stirring leaves of cooperation and crushing tooth, make inside molten stearic acid reflect more fully.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic structural diagram provided in an embodiment of the present invention;
FIG. 2 is a schematic structural view of the embodiment of the present invention without the supporting frame;
fig. 3 is a schematic structural diagram of a conveying drum and a mixing drum according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of a portion A according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of the crushing column, the rotating shaft, the driving gear and the driven gear according to the embodiment of the present invention;
FIG. 6 is a schematic view of a coupling structure of a crushing column and a rotating column according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a crush column and a stop collar provided in an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a mixing drum and a partial conveying drum according to an embodiment of the present invention;
FIG. 9 is an enlarged structural diagram at B of FIG. 8 according to an embodiment of the present invention;
FIG. 10 is a schematic top view of a structure according to an embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a transmission unit according to an embodiment of the present invention
FIG. 12 is a schematic structural diagram of a transmission unit provided in an embodiment of the present invention;
fig. 13 is an exploded view of a transmission unit according to an embodiment of the present invention;
FIG. 14 is a schematic structural diagram of the first stirring blade and the second stirring blade cooperating with the transmission assembly according to the embodiment of the present invention;
fig. 15 is a schematic structural view of a kneading column according to an embodiment of the present invention;
FIG. 16 is a schematic sectional view showing a kneading column according to an embodiment of the present invention installed in a conveying cylinder;
FIG. 17 is a schematic view of the distribution of two sets of pulverizing teeth and spiral feeding teeth on a rotating shaft according to an embodiment of the present invention;
FIG. 18 is a schematic structural diagram of a fixing housing and a mounting block according to an embodiment of the invention;
FIG. 19 is a schematic structural diagram of a connecting housing and a connecting block according to an embodiment of the present invention;
fig. 20 is a schematic cross-sectional view of a connection housing according to an embodiment of the invention.
Description of reference numerals:
1. a support frame; 2. a delivery cartridge; 3. a first drive motor; 4. a stirring barrel; 5. a second drive motor; 6. A threaded portion; 7. an outer ring gear; 8. crushing the column; 9. a rotating shaft; 10. a driving gear; 11. a linkage rod; 12. a first sprocket; 13. a second transmission gear; 14. a third transmission gear; 15. a rotating plate; 16. fixing the sleeve; 17. a movable seat; 18. a first stirring blade; 19. a second stirring blade; 198. crushing teeth; 20. a kneading column; 21. a limiting block; 22. a gasket; 23. locking the screw; 24. mounting blocks; 25. a fourth transmission gear; 26. a fifth transmission gear; 27. sealing the ball valve; 28. a return spring; 29. a spring seat; 30. mounting screws; 31. a connecting shell; 32. connecting blocks; 102. fixing the clamping block; 201. a first feed port; 202. a second feed port; 401. a stationary case; 402. a discharge port; 91. crushing teeth; 92. a spiral feeding tooth; 81. a limiting ring; 801. an avoidance groove; 802. a crushing tank; 1001. a driven gear; 1101. a second sprocket; 1201. a first drive gear; 1501. a drive shaft; 2001. a placement groove; 2011. a first sealing door.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
For the sake of better clarity of the working principle of the present invention, the crushing teeth 91 between the first feed opening 201 and the second feed opening 202 are referred to as first crushing teeth, and the crushing teeth 91 between the second feed opening 202 and the stirring barrel 4 are referred to as second crushing teeth; the spiral feeding teeth 92 between the first feeding hole 201 and the second feeding hole 202 are called first spiral feeding teeth, and the spiral feeding teeth 92 between the second feeding hole 202 and the stirring barrel 4 are called second spiral feeding teeth;
referring to fig. 1-20, a reaction vacuumizing mechanism comprises a support frame 1, wherein a stirring and crushing mechanism is arranged on the support frame 1, the stirring and crushing mechanism comprises a stirring barrel 4, and a vacuum connecting assembly for connecting a vacuum pump is arranged on the stirring barrel 4;
the vacuum connecting assembly comprises a connecting shell 31, a sealing ball valve 27, a return spring 28 and a spring seat 29, wherein the connecting shell 31 is fixedly communicated with the side wall of the stirring barrel 4, the sealing ball valve 27 is positioned in a sealing ball groove formed in the connecting shell 31, the spring seat 29 is fixedly communicated in the connecting shell 31, the spring seat 29 and the connecting shell 31 are coaxial, one end of the return spring 28 is fixed in the spring seat 29, the other end of the return spring is sleeved on the sealing ball valve 27, the sealing ball valve 27 is abutted in the sealing ball groove under the elastic force of the return spring 28, one side of the connecting shell 31 is provided with a connecting block 32, the connecting block 32 is fixedly connected with the connecting shell 31 through a mounting screw 30, the connecting block 32 is communicated with a vacuum pump through a vacuum tube, the vacuum connecting assembly is arranged on the stirring barrel 4, so that the vacuum pump can conveniently vacuumize the stirring barrel 4, and then the sealing, can be comparatively quick circulate or cut off between agitator and the vacuum pump, and when having taken out the vacuum, because the pressure in the agitator 4, be less than external pressure, and under the elasticity of return spring 28, sealed ball valve 27 conflicts in the ball groove, and be equipped with sealed the pad in the ball groove, thereby when reaching the requirement vacuum, stop the function of vacuum pump, can cut off between agitator 4 and the vacuum tube in the twinkling of an eye under pressure and the elasticity of return spring 28, and cut off the department and tightly contradict sealed ball groove through sealed ball valve 27, increase sealing performance, thereby when reflecting, can improve the stability of the inside vacuum numerical value of agitator.
Further, a kneading device is further arranged on the support frame 1, the kneading device comprises a vacuum pumping mechanism, the conveying cylinder 2 is communicated with the stirring barrel 4, the conveying cylinder 2 is arranged in the middle of the support frame 1, a crushing column 8 is movably arranged in the conveying cylinder 2, at least three crushing grooves 802 are arranged on the crushing column 8, a rotating shaft 9 is arranged in each crushing groove 802, two groups of crushing teeth 91 and spiral feeding teeth 92 used for conveying materials are sequentially arranged on the circumferential side wall of the rotating shaft 9 along the material conveying direction of the rotating shaft 9, as shown in fig. 1 and 17, the direction from the first feed port 201 to the stirring barrel 4 is the conveying direction of the rotating shaft 9, each group of crushing teeth 91 are circumferentially arrayed and uniformly on the rotating shaft 9, the crushing teeth 91 of the circumferential array are respectively in one-to-one correspondence with the kneading columns 20 at corresponding positions, namely in the rotating process of the first driving motor 3, each of the circumferentially arrayed crushing teeth 91 in each set is kneaded with the corresponding kneading column 20, thereby crushing the material.
Still include drive mechanism, drive mechanism includes driving gear 10 and the three driven gear 1001 who meshes on the driving gear, driving gear 10 fixed mounting is in the axis department at crushing post 8 top, driven gear 1001 and the top one-to-one rigid coupling of each axis of rotation 9, still include drive unit, it is used for driving the driving gear, through setting up drive mechanism, accessible first driving motor 3 drives a plurality of axes of rotation 9 and crushing post 8 and rotates along the axostylus axostyle direction of crushing post 8, and at the pivoted in-process, can drive every axis of rotation 9 along crushing post 8 pivoted in-process through drive mechanism, self also is at the rotation, thereby can realize that the kneading post 20 intermittent type of crushing tooth 91 and relevant position is kneaded, will put in the material of carrying in section of thick bamboo 2 and smash.
Specifically, in this embodiment, still include outer ring gear 7, outer ring gear 7 is fixed to be set up on the inner wall at conveying cylinder 2 top, driven gear 1001 meshes with outer ring gear 7 and driving gear 10 respectively, the drive unit is first driving motor 3, the output shaft and the driving gear 10 fixed connection of first driving motor 3, the output shaft of first driving motor 3 pierces into conveying cylinder 2, with driving gear 10 fixed connection, first driving motor 3 can pass through reduction gear drive driving gear, as optional embodiment, both can directly link, and simultaneously, be connected through the dynamic seal mechanism between drive unit and the conveying cylinder, the connection of drive unit and dynamic seal mechanism are the common general knowledge and the conventional technical means in this field, and no longer repeated description.
The invention also provides a plurality of groups of kneading columns 20 arrayed along the circumference of the conveying cylinder 2, wherein the kneading columns 20 penetrate through the conveying cylinder 2 and extend to the inner side of the crushing groove 802, and can intermittently knead with the corresponding crushing teeth 91 in the rotating process of the rotating shaft 9, and can crush materials in the contact friction kneading process between the kneading columns 20 and the crushing teeth 91, as shown in fig. 1, the plurality of groups of kneading columns 20 positioned at two sides of the second feed port 202 are respectively in one-to-one correspondence with the rotating positions of the crushing teeth 91 arranged on the inner rotating shaft 9.
Furthermore, a limiting block 21 is arranged on the peripheral side wall of the kneading column 20, the limiting block 21 is hinged with the kneading column 20, a torque spring is arranged on a shaft rod of the limiting block 21 hinged with the kneading column 20, under the elastic force of the torque spring, the limiting block 21 is vertical to the kneading column 20, the limiting block 21 is clamped in a limiting groove formed on the inner wall of the conveying cylinder 2, a locking screw 23 is connected with a screw thread part 6 arranged at one end of the crushing tooth 91 in a threaded manner, a sealing gasket 22 is sleeved between the locking screw 23 and the limiting block 21, in the process of installing the kneading column 20, the kneading column 20 firstly penetrates into the conveying cylinder 2 from the outer side of the conveying cylinder 2, the limiting block 21 moves towards the placing groove 2001 under the limitation of the conveying cylinder 2, when the limiting block 21 completely enters the conveying cylinder 2, the limiting block 21 is not limited by the conveying cylinder 2 any more, and then springs outwards under the elastic force of the torque spring, then to the direction pulling of keeping away from the transport cylinder 2 again and pinch post 20, can drive stopper 21 and inject corresponding spacing inslot, then tighten locking screw 23 again, then seal through sealing gasket 22 to make and pinch post 20 and transport cylinder 2 between carry out sealed zonulae occludens, thereby can will pinch post 20 and install to transport cylinder 2 in fast, improve the installation effectiveness of device.
Furthermore, offer on the outer wall of smashing post 8 and be used for dodging the groove 801 of dodging of kneading post 20, the setting of dodging groove 801 is in order to prevent when smashing the post 8 rotatory, kneading post 20 and smashing the post 8 and bump, guarantees the normal operating of device, even at the in-process of operation, has partial material to get into and dodge in the groove 801, also can be at the rotatory in-process of smashing the post 8, will dodge the inside material of groove 801 through kneading post 20 and release.
In the further proposed scheme of the present invention, the outer side of the conveying cylinder 2 is fixedly communicated with a first feed port 201 and a second feed port 202, along the material conveying direction of the rotating shaft 9, the first feed port 201 is located in front of the first group of crushing teeth 91 and the spiral feeding teeth 92, the second feed port 202 is located between the two groups of crushing teeth 91 and the spiral feeding teeth 92, the first feed port 201 is used for feeding stearic acid ester, the second feed port 202 is used for feeding magnesium hydroxide, the stearic acid ester and the magnesium hydroxide can be crushed and uniformly mixed by arranging the two feed ports and the two groups of crushing teeth 91, the subsequent processing is facilitated, the reacted stearic acid ester and magnesium hydroxide particle powder coexisting body can be simultaneously fed through the first feed port 201 and the second feed port 202, and the crushing efficiency of the device is also improved.
In the embodiment provided by the invention, the limit ring 81 is arranged in the crushing groove 802, the circulation gap is formed between the limit ring 81 and the rotating shaft 9 and can be determined according to the actual processing requirement, the size of the circulation gap formed between the limit column and the rotating shaft 9 is the particle size which meets the downstream heating and stirring, when the crushed particles are smaller than the circulation gap, the materials are continuously fed through the spiral feeder, and then the particles continuously flow to the conveying direction through the circulation gap.
Specifically, the opening part of the first feed inlet 201 and the second feed inlet 202 is provided with a first sealing door 2011, the first sealing door 2011 is provided with a sealing gasket, when the first sealing door 2011 is closed, the first sealing door 10 and the feed inlet are in sealing connection, and when the subsequent vacuum pumping is mainly convenient, the conveying barrel 2 and the stirring barrel 4 can be kept inside to be in a sealing space, so that the vacuum pumping is convenient.
According to the invention, the plurality of rotating shafts 9 are arranged in the conveying cylinder 2, the plurality of groups of crushing teeth 91 are arranged on the rotating shafts 9, and the plurality of groups of corresponding kneading columns 20 are arranged on the conveying cylinder 2, so that in the process of conveying stearic acid ester and magnesium hydroxide, the stearic acid ester and the magnesium hydroxide can be preliminarily crushed through kneading between the kneading columns 20 and the crushing teeth 91, and then through combination between the spiral feeding teeth 92 and the crushing teeth 91, the stearic acid ester and the magnesium hydroxide can be mixed in the process of conveying materials, and the crushing effect is better, so that the subsequent processing is facilitated.
In the further scheme provided by the invention, a stirring and crushing mechanism is arranged at a discharge port 402 of a conveying cylinder 2, the stirring and crushing mechanism comprises a stirring barrel 4, the stirring barrel 4 is fixedly communicated with the conveying cylinder 2, a first stirring blade 18 and a second stirring blade 19 are arranged in the stirring barrel 4, the first stirring blade 18 and the second stirring blade 19 both comprise stirring rods, and crushing teeth 92 are arranged on the stirring rods; a rotating plate 15 is movably arranged at the top of the stirring barrel 4, a moving seat 17 is arranged in a rectangular through groove formed in the rotating plate 15 in a sliding mode, a fifth transmission gear 26 is arranged on a shaft rod of the moving seat 17 in a rotating mode, a fourth transmission gear 25 meshed with the fifth transmission gear 26 is eccentrically and rotatably connected to the rotating plate 15, a linkage rod 11 is arranged between the fourth transmission gear 25 and the fifth transmission gear 26, one end of the linkage rod 11 is hinged to the fourth transmission gear 25, and the other end of the linkage rod 11 is hinged to the shaft rod of the moving seat 17; since the fifth transmission gear 26 is rotatably connected to the shaft of the movable base 17, and then one end of the linkage rod 11 is hinged to the shaft of the movable base 17, when the linkage rod 11 moves, the movable base 17 can be driven to move, so that the fifth transmission gear 26 is driven to rotate. The transmission device further comprises a second driving motor 5, the second driving motor 5 is used for driving the transmission shaft 1501, one end of the transmission shaft 1501 is fixedly installed at the central axis of the side face of the rotating plate 15, the second stirring blade 19 is fixedly installed at the central axis of the outer wall of one side of the fourth transmission gear 25, and the first stirring blade 18 is fixedly installed at the central axis of the outer wall of one side of the fifth transmission gear 26, namely when the second driving motor 5 rotates, the transmission shaft 1501 and the rotating plate 15 connected with the transmission shaft are directly driven to rotate.
In the specific embodiment provided by the invention, the stirring barrel 4 is provided with a vacuum connecting component for connecting a vacuum pump;
the vacuum connecting assembly comprises a connecting shell 31, a sealing ball valve 27, a return spring 28 and a spring seat 29, wherein the connecting shell 31 is fixedly communicated with the side wall of the stirring barrel 4, the sealing ball valve 27 is positioned in a sealing ball groove formed in the connecting shell 31, the spring seat 29 is fixedly communicated in the connecting shell 31, the spring seat 29 and the connecting shell 31 are coaxial, one end of the return spring 28 is fixed in the spring seat 29, the other end of the return spring is sleeved on the sealing ball valve 27, the sealing ball valve 27 is abutted in the sealing ball groove under the elastic force of the return spring 28, one side of the connecting shell 31 is provided with a connecting block 32, the connecting block 32 is fixedly connected with the connecting shell 31 through a mounting screw 30, the connecting block 32 is communicated with a vacuum pump through a vacuum tube, the vacuum connecting assembly is arranged on the stirring barrel 4, so that the vacuum pump can conveniently vacuumize the stirring barrel 4, and then the sealing, can be comparatively quick circulate or cut off between agitator and the vacuum pump, and when taking out the vacuum, because the pressure in the agitator 4 is less than external pressure to and under the elasticity of return spring 28, sealed ball valve 27 contradicts in the ball groove, and is equipped with sealed the pad in the ball groove, thereby can improve the sealing performance between connecting shell 31 and agitator 4.
Specifically, in this embodiment, an eccentric shaft on the fourth transmission gear 25 movably penetrates through the rotating plate 15 and is fixedly connected with a second sprocket 1101, a fixed casing 401 is fixedly installed at the top of the stirring barrel 4, the second driving motor 5 is fixedly installed on the upper surface of the fixed casing 401, a reversing transmission assembly is arranged on one side of the rotating plate 15, the reversing transmission assembly includes a first sprocket 12, the first sprocket 12 is sleeved on the outer side of the transmission shaft 1501, the first sprocket 12 and the second sprocket 1101 are connected through chain transmission, and the first sprocket 13 and the second transmission gear 13 can be relatively fixed through the arrangement of the fixed casing 401, the installation block 24 and the fixed sleeve 16, that is, when the second driving motor 5 is started, the second transmission gear 13 cannot axially rotate along the transmission shaft 1501 and drives the first transmission gear 1201 to rotate through the transmission of the second transmission gear 13 and the third transmission gear 14, i.e. the first transmission gear 1201 does not rotate synchronously with the transmission shaft 1501.
In the embodiment provided by the invention, the reversing transmission assembly further comprises a second transmission gear 13 and a third transmission gear 14, the third transmission gear 14 penetrates through the fixed shell 401 and is fixedly connected to the output shaft of the second driving motor 5, and the side wall of the first sprocket 12 is fixedly provided with a first transmission gear 1201.
Further, an installation block 24 is fixedly arranged on the inner wall of the fixed shell 401, a fixed sleeve 16 is fixedly arranged on the installation block 24, the second transmission gear 13 is movably arranged on the outer wall of the fixed sleeve 16 and is respectively meshed with the first transmission gear 1201 and the third transmission gear 14, the first sprocket 12 is rotatably arranged on the outer wall of the fixed sleeve 16, and the fixed sleeve 16 is fixedly arranged on the installation block 24 arranged on the fixed shell 401, so that when the second driving motor 5 is started, the fixed sleeve 16 is in a static state relative to the fixed shell 401, the second transmission gear 13 and the meshed first transmission gear 1201 are driven to rotate through the transmission of the third transmission gear 14, and the first sprocket 12 is driven to rotate along the middle shaft of the fixed sleeve 16, that is, the power is transmitted to the second sprocket 1101 through a chain.
Furthermore, the support frame 1 is arranged outside the stirring barrel 4, two sets of fixing clamping blocks 102 are fixedly mounted on one side of the support frame 1, the stirring barrel 4 is fixedly mounted between the two sets of fixing clamping blocks 102, the fixing clamping blocks 102 are mainly used for supporting the stirring barrel 4 and limiting the stirring barrel 4, and the stability of the stirring barrel 4 is improved.
In the further proposed scheme of the present invention, the bottom of the mixing barrel 4 is provided with a discharge port 402 communicated therewith, the discharge port 402 is hinged with a second sealing door, a sealing strip is arranged inside the second sealing door, and the opening of the second sealing door at the discharge port 402 is provided with a sealing state which is not shown in the figures and is closed, so as to facilitate the subsequent vacuum pumping of the mixing barrel 4.
In the further provided embodiment of the invention, a heating device is arranged on the stirring barrel 4, the heating device is mainly arranged to melt stearic acid, in the process of preparing magnesium stearate, a certain amount of magnesium hydroxide and stearic acid are firstly weighed, the stearic acid and the magnesium hydroxide are respectively put into a kneader reactor to be crushed, when the stearic acid and the magnesium hydroxide are crushed to set particles, primary mixed particles of the magnesium hydroxide and the stearic acid are formed in the kneader, then the primary mixed particles are added into the stirring barrel 4, the heating device arranged on the stirring barrel 4 is used for heating, the temperature is kept at 80 ℃, when the stearic acid is melted, water accounting for 3% of the total amount of the stearic acid and the magnesium hydroxide and 50% w/w of hydrogen peroxide solution accounting for 5% of the total amount of the stearic acid and the magnesium hydroxide are added, the mixture is stirred for about 30 minutes, and the; and finally, vacuumizing, keeping the vacuum degree at 0.1MPa, and gradually reducing the internal temperature, namely crushing the melted mixture by a stirring and crushing device arranged in the stirring barrel 4, stirring for about 30 minutes, stopping stirring, putting the particle and powder coexisting body into the kneader again for crushing, discharging, and arranging a heating device on the stirring barrel 4, which is common knowledge and conventional technical means of technicians in the field and is not repeated.
When the invention is used, firstly, the device is started, the first driving motor 3 and the second driving motor 5 are started simultaneously, then stearic acid grease and magnesium hydroxide are respectively put into the kneading device through the first feed inlet 201 and the second feed inlet 202, then the first driving motor 3 is started to drive the driving gear 10 connected with the driving gear to rotate, thereby driving the driven gear 1001 engaged with each other to rotate along the outer ring gear 7, and when the driven gear 1001 rotates along the outer ring gear 7, the driven gear 1001 rotates, thereby when the first driving motor 3 is started, the crushing column 8 connected with the driving gear 10 is driven to rotate, then the driven gear 1001 drives the rotating shaft 9 connected with the driven gear to rotate and can revolve along the outer ring gear 7, namely, the rotating state is that the crushing column 8 and the rotating shaft 9 rotate synchronously, and when the rotating shaft 9 rotates coaxially with the crushing column 8, when the first driving motor 3 rotates, the grinding teeth 91 arranged on the outer side of the rotating shaft 9 intermittently contact and rub with the kneading column 20, namely, the stearic acid ester and the magnesium hydroxide are respectively conveyed into the conveying cylinder 2 through the first feeding hole 201 and the second feeding hole 202, then in the process of rotating the grinding column 8, the notches of the grinding grooves 802 arranged on the grinding column 8 pass through the notches of the first feeding hole 201 and the second feeding hole, the stearic acid ester or the magnesium hydroxide at the two feeding holes enter the grinding grooves 802, then the stearic acid ester or the magnesium hydroxide is conveyed downwards through the spiral feeding teeth 92 arranged on the outer side of the rotating shaft 9 and then enters the positions of the grinding teeth 91, due to the limiting blocks 21 arranged at the upper and lower parts, and the size of the circulation gap formed between the limiting columns and the rotating shaft 9 is the particle size according with the downstream heating and stirring, namely, the added stearic acid is continuously kneaded and crushed between the crushing teeth 91 and the kneading column 20 in the rotating process, when the particles of the crushed stearic acid are smaller than the flow gap formed between the limiting column and the rotating shaft 9, namely, the stearic acid enters the second spiral feeding teeth 92 through the flow gap while being extruded and conveyed, then is continuously conveyed, then passes through the position of the second crushing teeth 91, then enters the position of the second crushing teeth 91 through the magnesium hydroxide added through the second feeding hole 202, namely, the rotating shaft 9 is primarily mixed with the stearic acid in the rotating process, and further crushes the stearic acid while being primarily mixed, then the mixed mixture flows into the stirring barrel 4 through the flow gap between the limiting ring 81 arranged below the second crushing teeth 91 and the rotating shaft 9, namely, the stearic acid is continuously kneaded and crushed through the crushing column 8 arranged in the conveying barrel 2, The rotating shaft 9 and the crushing teeth 91 are rotated to knead and crush the stearic acid particles and the magnesium hydroxide particles, and preliminary mixing is performed, so that subsequent stearic acid is heated, melted and uniformly mixed, then the mixed and crushed material mixture enters the stirring barrel 4, then a heating device arranged on the stirring barrel 4 is started to heat the interior of the stirring barrel 4 to 80 ℃, then the second driving motor 5 drives the rotating mechanism and the reversing transmission assembly to rotate, when the stirring barrel is started, an output shaft of the second driving motor 5 rotates to drive the connected transmission shaft 1501 and the third transmission gear 14 to rotate, namely, the rotating plate 15 connected with the transmission shaft 1501 is driven to rotate, meanwhile, the second driving motor 5 also drives the connected third transmission gear 14 to rotate, so as to drive the second transmission gear 13 meshed with the third transmission gear 14 to rotate, the second transmission gear 13 drives the first transmission gear 1201 which is meshed with the first transmission gear to rotate, namely, the first toothed chain is driven to rotate along the axial direction of the fixed sleeve 16, namely, the chain drives the second sprocket 1101 which is in transmission fit with the second sprocket 1101 to rotate, so as to drive the fourth transmission gear 25 to eccentrically rotate along the shaft lever of the second sprocket 1101, namely, the second stirring blade 19 connected with the fourth transmission gear 25 is driven to rotate, in the process of eccentric rotation, the second stirring blade 19 can increase the stirring range, when the fourth transmission gear 25 rotates, on one hand, the hinged conveying member is driven to move, because the other end of the conveying member is hinged with the shaft lever on the movable seat 17, and the shaft lever of the movable seat 17 is rotatably connected with the fifth transmission gear 26, so that when the fourth transmission gear 25 eccentrically rotates, the movable seat 17 is driven by the conveying member to reciprocate along the chute which is formed on the movable plate, on the other hand, since the fourth transmission gear 25 is engaged with the fifth transmission gear 26, the fifth transmission gear 26 is driven to rotate, so that the first stirring blade 18 arranged on the side surface of the fifth transmission gear 26 is driven to rotate along the stirring tank 4 in the reciprocating movement process along the chute, and simultaneously the first stirring blade 18 and the second stirring blade 19 are driven to rotate along the stirring tank 4 in the circumferential direction along with the rotation plate 15, that is, when the second driving motor 5 is started, the first stirring blade 18 and the second stirring blade 19 are driven to rotate along the stirring tank 4 in the circumferential direction, and in the circumferential direction, the first stirring blade 18 and the second stirring blade 19 also reciprocate along the long side direction of the rotation plate 15, so that the stirring efficiency of the first stirring blade 18 and the second stirring blade 19 is increased, that is, the uniform mixing degree of the magnesium hydroxide and the hard acid grease is further increased;
then in the process of continuous heating, the hard grease is gradually melted, then when the hard grease is completely melted, water with the total amount of stearic acid and magnesium hydroxide being 3% and hydrogen peroxide solution with the total amount being 5% are added for mixing and stirring for 30 minutes, then vacuum pumping is performed, when the vacuum pumping is performed, a vacuum pump communicated with a connecting block 32 is started, air in the stirring barrel 4 is pumped, before the air pumping, a first sealing door 2011 and a second sealing door are respectively closed, so that the conveying barrel 2 and the stirring barrel 4 are in a sealed state, then the vacuum pump is started, the vacuum pump starts to pump the air in the stirring barrel 4 through a connecting shell 31, when the air pumping is performed, the air pressure of the vacuum pump drives the sealing ball valve 27 to move towards a spring seat 29, so that the sealing ball valve 27 is separated from a sealing ball groove, and therefore the air in the stirring barrel 4 is circulated into the connecting shell 31 through the sealing ball groove, then the mixture passes through the spring seat 29 and the connecting block 32, then enters the vacuum pump through the vacuum tube, when the mixture is extracted to the vacuum degree of 0.1MPa in the mixing drum, the extraction is stopped, the vacuum degree is maintained to be 0.1MPa, the heating is stopped, the mixture is continuously stirred, the mixture stopped to be heated is gradually cooled to be solid, then the mixture is crushed and stirred by the first stirring blade 18 and the second stirring blade 19 for about 30 minutes, the mixture of the magnesium hydroxide and the stearic acid in the mixing drum is in a particle powder coexisting body, then the mixture is taken out through the discharge port 402, after all the mixture is taken out, the particle powder coexisting body is kneaded and crushed again through the first feed port 201, the particle powder coexisting body can be crushed according to the crushing method, and finally the mixture is discharged through the discharge port 402 of the mixing.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (9)
1. The reaction vacuumizing mechanism is characterized by comprising a support frame (1), wherein a stirring and crushing mechanism is arranged on the support frame (1), the stirring and crushing mechanism comprises a stirring barrel (4), and a vacuum connecting assembly for connecting a vacuum pump is arranged on the stirring barrel (4);
vacuum connection subassembly is including connecting shell (31), sealed ball valve (27), return spring (28) and spring holder (29), connect on the lateral wall of the fixed intercommunication agitator (4) of shell (31), sealed ball valve (27) are located the sealed ball inslot of seting up in connecting shell (31), spring holder (29) fixed communicate in connect in shell (31), just spring holder (29) with connect shell (31) with the axle center, the one end of return spring (28) is fixed in spring holder (29), and the other end cup joints on sealed ball valve (27), contradict under the elasticity of return spring (28) sealed ball valve (27) in sealed ball inslot, one side of connecting shell (31) is equipped with connecting block (32), connecting block (32) through installation screw (30) with connect shell (31) fixed connection, the connecting block (32) is communicated with a vacuum pump through a vacuum tube.
2. A kneading device is characterized by comprising the reaction vacuumizing mechanism of claim 1 and further comprising a conveying cylinder (2), wherein the conveying cylinder (2) is movably provided with a crushing column (8) inside, the crushing column (8) is provided with at least three crushing grooves (802), each crushing groove (802) is internally provided with a rotating shaft (9), and two groups of crushing teeth (91) and spiral feeding teeth (92) for conveying materials are sequentially arranged on the peripheral side wall of the rotating shaft (9) along the material conveying direction of the rotating shaft (9);
the crushing machine is characterized by further comprising a transmission mechanism, wherein the transmission mechanism comprises a driving gear (10) and three driven gears (1001) meshed with the driving gear, the driving gear (10) is fixedly installed at the middle shaft at the top of the crushing column (8), and the driven gears (1001) are fixedly connected with the tops of the rotating shafts (9) in a one-to-one corresponding mode;
a drive unit for driving the drive gear (10);
the conveying cylinder (2) is communicated with the stirring barrel (4).
3. The kneading device according to claim 2, further comprising an outer ring gear (7), wherein the outer ring gear (7) is fixedly arranged on the inner wall of the top of the conveying cylinder (2), the driven gear (1001) is respectively meshed with the outer ring gear (7) and the driving gear (10), the driving unit is a first driving motor (3), and the output shaft of the first driving motor (3) is fixedly connected with the driving gear (10);
the device also comprises a plurality of groups of kneading columns (20) arrayed along the circumference of the conveying cylinder (2), wherein the kneading columns (20) penetrate through the conveying cylinder (2) and extend to the inner side of the crushing groove (802), and can be intermittently kneaded with the corresponding crushing teeth (91) in the rotating process of the rotating shaft (9);
the novel conveying cylinder is characterized in that a limiting block (21) is arranged on the peripheral side wall of the kneading column (20), the limiting block (21) is hinged to the crushing teeth (91), a torque spring is arranged on a shaft rod of the limiting block (21) hinged to the crushing teeth (91), the limiting block (21) is perpendicular to the kneading column (20) under the elastic force action of the torque spring, the limiting block (21) is clamped in a limiting groove formed in the inner wall of the conveying cylinder (2), a locking screw (23) is connected to a threaded portion (6) arranged at one end of the crushing teeth (91) in a threaded mode, and a sealing gasket (22) is sleeved between the locking screw (23) and the limiting block (21).
4. The kneading device according to claim 3, wherein the outside of the conveying cylinder (2) is fixedly communicated with a first feed inlet (201) and a second feed inlet (202), the first feed inlet (201) is positioned in front of the first group of crushing teeth (91) and the spiral feeding teeth (92) along the material conveying direction of the rotating shaft (9), the second feed inlet (202) is positioned between the two groups of crushing teeth (91) and the spiral feeding teeth (92), and the outer wall of the crushing column (8) is provided with an avoiding groove (801) for avoiding the kneading column (20);
the openings of the first feeding hole (201) and the second feeding hole (202) are connected with a first sealing door (2011) in a sliding and sealing mode;
be equipped with spacing ring (81) in crushing groove (802), form the circulation clearance between spacing ring (81) and axis of rotation (9).
5. The kneading device according to claim 2, wherein a first stirring blade (18) and a second stirring blade (19) are provided in the stirring barrel (4), the first stirring blade (18) and the second stirring blade (19) each comprise a stirring rod, and the stirring rod is provided with crushing teeth (92);
a rotating plate (15) is movably arranged at the top of the stirring barrel (4), a moving seat (17) is arranged in a rectangular through groove formed in the rotating plate (15) in a sliding mode, a fifth transmission gear (26) is arranged on a shaft rod of the moving seat (17), a fourth transmission gear (25) meshed with the fifth transmission gear (26) is eccentrically and rotatably connected to the rotating plate (15), a linkage rod (11) is arranged between the fourth transmission gear (25) and the fifth transmission gear (26), one end of the linkage rod (11) is hinged to the fourth transmission gear (25), and the other end of the linkage rod is hinged to the shaft rod of the moving seat (17);
the novel stirring device is characterized by further comprising a second driving motor (5), the second driving motor (5) is fixedly connected to the middle shaft of the rotating plate (15) through a transmission shaft (1501), the second stirring blade (19) is fixedly installed at the middle shaft of the outer wall of one side of the fourth transmission gear (25), the first stirring blade (18) is fixedly installed at the middle shaft of the outer wall of one side of the fifth transmission gear (26), and an eccentric shaft rod on the fourth transmission gear (25) movably penetrates through the rotating plate (15) and is fixedly connected with a second sprocket (1101).
6. Kneading device according to claim 5, wherein a stationary casing (401) is fixedly mounted on the top of the stirring barrel (4), the second driving motor (5) is fixedly arranged on the upper surface of the fixed shell (401), one side of the rotating plate (15) is provided with a reversing transmission component which comprises a first sprocket (12), the first sprocket (12) is sleeved on the outer side of the transmission shaft (1501), the first sprocket (12) and the second sprocket (1101) are in transmission connection through a chain, the reversing transmission assembly also comprises a second transmission gear (13) and a third transmission gear (14), the third transmission gear (14) penetrates through the fixed shell (401) and is fixedly connected to an output shaft of the second driving motor (5), and a first transmission gear (1201) is fixedly arranged on the side wall of the first sprocket (12).
7. The kneading device according to claim 6, wherein a mounting block (24) is fixedly arranged on the inner wall of the stationary housing (401), a stationary sleeve (16) is fixedly mounted on the mounting block (24), the second transmission gear (13) is movably mounted on the outer wall of the stationary sleeve (16) and is respectively meshed with the first transmission gear (1201) and the third transmission gear (14), and the first sprocket (12) is rotatably mounted on the outer wall of the stationary sleeve (16).
8. The kneading device according to claim 5, wherein a support frame (1) is provided outside the mixing drum (4), two sets of fixed clamping blocks (102) are fixedly mounted on one side of the support frame (1), and the mixing drum (4) is fixedly mounted between the two sets of fixed clamping blocks (102).
9. The reaction vacuumizing mechanism according to claim 1, wherein a discharge port (402) is disposed at the bottom of the stirring barrel (4), and a second sealing door is disposed in the discharge port (402).
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CN118320975A (en) * | 2024-06-14 | 2024-07-12 | 河南省新乡生态环境监测中心 | Waste battery crushing and sorting equipment and process |
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