CN112774496B - Wetting, gluing and mixing machine for manufacturing wood chips for wood polishing tool and mixing method thereof - Google Patents

Wetting, gluing and mixing machine for manufacturing wood chips for wood polishing tool and mixing method thereof Download PDF

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Publication number
CN112774496B
CN112774496B CN202011431533.7A CN202011431533A CN112774496B CN 112774496 B CN112774496 B CN 112774496B CN 202011431533 A CN202011431533 A CN 202011431533A CN 112774496 B CN112774496 B CN 112774496B
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arc
charging barrel
wood
rotating shaft
wood chips
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CN112774496A (en
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何利华
谢玉增
鲁韩彬
王昱晨
罗冬妮
施锦磊
倪敬
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Hangzhou Dianzi University
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Hangzhou Dianzi University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05Stirrers
    • B01F27/11Stirrers characterised by the configuration of the stirrers
    • B01F27/112Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71Feed mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71Feed mechanisms
    • B01F35/712Feed mechanisms for feeding fluids

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention discloses a wood chip wetting, gluing and mixing machine for manufacturing a wood polishing tool and a mixing method thereof. At present, wetting, gluing and mixing equipment aiming at wood chips for manufacturing wood polishing rods does not exist in the market. The rotary shaft is supported in the charging barrel, the rotary shaft and the charging barrel respectively rotate around two vertical axes, the inner wall of the charging barrel is fixed with an atomizing nozzle, and arc-shaped blades which are arranged along a curve and formed by connecting two sections of spiral lines with opposite rotation directions are fixed on the rotary shaft; three multi-hole spray heads are fixed on the inner arc surface of the arc-shaped blade; the arc paddle rotates along with the rotation axis and shovels the saw-dust that the feed cylinder is close to the inner wall, makes the saw-dust do along the curved surface motion to make the saw-dust at feed cylinder both ends evenly take the centre of feed cylinder, again because gravity whereabouts after the middle saw-dust accumulation. The wood chip polishing device can ensure that wood chips are rolled and stirred fully in the charging barrel, the atomizing nozzle and the porous nozzle spray the wood chips fully, a good wood wetting and gluing effect is achieved, and preparation is made for the subsequent forming and manufacturing of the wood polishing rod.

Description

Wetting, gluing and mixing machine for manufacturing wood chips for wood polishing tool and mixing method thereof
Technical Field
The invention belongs to the field of manufacturing of polishing tools in precision machining technology, and particularly relates to a wood chip wetting sizing mixer for manufacturing a wood polishing tool and a mixing method thereof.
Background
Ultra-precision polishing is a processing method for obtaining high surface quality by reducing or completely eliminating a processing deterioration layer for obtaining a smooth or ultra-smooth surface under the auxiliary actions of a soft polishing tool or chemical liquid, an electric/magnetic field and the like by utilizing the mechanical action or the chemical action of micro abrasive particles. At present, most of soft polishing tools used in the market are made of materials such as wool wheels, abrasive paper and the like; in addition, the Hanguan super scholars couple the auxiliary control of the external annular magnetic field on the basis of the mechanical polishing of the soft polishing head prepared by using the non-woven fabric fiber material, so that the magnetic field-assisted free abrasive polishing processing technology of the soft tool (see the paper: Hanguan super et al. research on the free abrasive particle polishing technology of the magnetic field-assisted soft tool, Xuzhong university of science and technology (Nature edition), 2014, 42(05)) is realized, however, wool or non-woven fabric soft polishing tools are mostly woven on the basis of the fiber material, the working surface is easy to be uneven, the abrasive is in a free state, and the polishing efficiency is seriously influenced; the soft abrasive paper polishing tool mostly needs a substrate as a support, and the abrasive is attached to the paper, so that the abrasive is easy to lose efficacy, frequent replacement is caused, and the polishing efficiency is also influenced. The wood polishing rod prepared by mixing and pressing the wood chips, the diamond nano abrasive solution and the epoxy resin adhesive can effectively solve the problems of soft polishing tools such as wool wheels, non-woven fabric fiber polishing heads, abrasive paper and the like at present.
In the process of manufacturing a wood polishing rod as a soft polishing tool, a wood chip, diamond nano abrasive solution and epoxy resin adhesive mixing device is the key for determining the polishing performance of the polishing rod, however, no wetting sizing mixing device for manufacturing the wood chip for the wood polishing rod exists in the current market, but in the field of wood stirring, a patent with the application number of 201920836601.4 (with the publication number of CN 210752499U, and the publication number of 2020, 6 and 16) discloses a wood stirring and feeding screw device. Therefore, the invention is of great importance for the stirring device which can fully mix the wood chips, the diamond nano abrasive solution and the epoxy resin adhesive and can control the liquid spraying amount.
Disclosure of Invention
The invention aims to provide a wetting and gluing mixer for manufacturing wood chips for a wood polishing tool and a mixing method thereof, aiming at the defects of the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the invention discloses a wood chip wetting, gluing and mixing machine for manufacturing a wood polishing tool, which comprises a charging barrel assembly, an aluminum bracket, a high-speed rotating joint, a three-way joint, a direct current motor, a speed reduction motor, a base and a guide pipe, wherein the charging barrel assembly is arranged on the aluminum bracket; the charging barrel component comprises a charging barrel, a rotating shaft, an arc-shaped blade, an atomizing nozzle, a multi-hole nozzle and a charging barrel cover; the base is welded with the aluminum bracket; the base of the speed reducing motor is fixed on the base; two sides of the charging barrel are both fixed with extension shafts, and the two extension shafts are supported on the aluminum bracket through deep groove ball bearings; a channel arranged at the side part of the charging barrel is connected with a high-speed rotating joint through threads; the channel is communicated with all the atomizing nozzles fixed on the inner wall of the charging barrel; the atomizing spray heads are provided with three rows which are uniformly distributed along the circumferential direction of the charging barrel, and each row is provided with a plurality of atomizing spray heads which are arranged at intervals along the length direction of the charging barrel; the high-speed rotary joint is communicated with a first interface of the three-way joint, a second interface of the three-way joint is connected with the air pump through a guide pipe, and a third interface of the three-way joint is connected with a water pump through a guide pipe; two ends of the rotating shaft are supported at two ends of the charging barrel through double-row angular contact ball bearings; one end of the rotating shaft is connected with an output shaft of the direct current motor through a coupler; the driven bevel gear is fixed on an extending shaft at one side of the charging barrel and is meshed with the driving bevel gear; the driving bevel gear is fixed with an output shaft of the speed reducing motor; the rotating shaft is hollow, and one end connected with the direct current motor is closed; one end of the opening of the rotating shaft is connected with a high-speed rotating joint through threads, and the high-speed rotating joint connected with the rotating shaft is connected with another water pump through a guide pipe; a feed inlet is formed in one end, away from the direct current motor, of the feed barrel, and a feed barrel cover is hinged to the position of the feed inlet; the charging barrel cover is buckled with the end surface of the charging barrel; the rotating shaft is provided with three through hole groups which are equidistantly distributed along the circumferential direction; each through hole group consists of more than five through holes which are arranged in a curve manner at equal intervals and are formed by connecting two sections of spiral lines with opposite rotation directions; a cambered blade is welded at each through hole; the head part of the arc-shaped blade is provided with an integrally formed triangular conical head; one side surface of the arc-shaped blade is a plane, the other side surface of the arc-shaped blade is a curved surface, and the curved surface is gradually convex outwards from the outer arc surface to the inner arc surface of the arc-shaped blade; if the number of the arc-shaped blades on the curve is odd, the curved surface of the arc-shaped blade in the middle can be positioned on any side, the curved surfaces of the arc-shaped blades on the same spiral line are positioned on the same side except the arc-shaped blade in the middle, and the curved surfaces of the arc-shaped blades on different spiral lines are arranged in an opposite mode; if the number of the arc-shaped blades on the curve is even, the curved surfaces of the arc-shaped blades on the same spiral line are positioned on the same side, and the curved surfaces of the arc-shaped blades on different spiral lines are arranged oppositely; the arc-shaped blades are arranged in a hollow mode, and inner cavities of the arc-shaped blades are communicated with an inner cavity of the rotating shaft through the through holes; three multi-hole spray heads are fixed on the inner arc surface of the arc-shaped blade; the porous spray head is communicated with the inner cavity of the rotating shaft; the head of the arc-shaped blade is provided with an integrally formed oblique rectangular pyramid scraper knife on the side of the curved surface; the oblique rectangular pyramid scraper knife is connected with the triangular conical head and the curved surface.
Preferably, the inner ring and the outer ring of the deep groove ball bearing are both provided with axial limiting pieces, and the inner ring and the outer ring of the double-row angular contact ball bearing are both provided with axial limiting pieces.
Preferably, four atomizing nozzles are arranged in each row at equal intervals.
Preferably, the two sides of the double-row angular contact ball bearing between the rotating shaft and the charging barrel are provided with dynamic sealing elements.
Preferably, the radian of the arc-shaped blade is b, the radian is more than or equal to 100 degrees and less than or equal to 120 degrees, the radius is R0, and the radius is more than or equal to 180mm and less than or equal to R0 and less than or equal to 250 mm.
Preferably, the included angles of two adjacent arc-shaped blades on the same curve are equal and are all values in the range of 20-30 degrees.
Preferably, the angle between adjacent porous type spray heads is 15 °.
Preferably, the included angle between the edge of the oblique rectangular pyramid shovel blade connected with the triangular pyramid head and the edge of the oblique rectangular pyramid shovel blade connected with the curved surface is a, and 40 degrees < a <80 degrees.
Preferably, the angular speed of the cylinder is 0.5-1.5 rad/s, and the angular speed of the rotating shaft is 2-4 rad/s.
The mixing method of the wood chip wetting and gluing mixer for manufacturing the wood polishing tool specifically comprises the following steps:
opening a charging barrel cover, pouring the wood chips into the charging barrel from a feeding hole of the charging barrel, placing a liquid inlet of a water pump connected with a three-way joint in the epoxy resin adhesive solution, and placing the other liquid inlet of the water pump in the diamond abrasive solution; then closing the charging barrel cover, and starting the direct current motor, the speed reducing motor and the water pump connected with the rotating shaft; the power of the speed reducing motor is transmitted to the charging barrel through the driving bevel gear and the driven bevel gear, and the direct current motor drives the rotating shaft to rotate; a water pump connected with the rotating shaft conveys the diamond nano abrasive solution to the inner cavity of the rotating shaft through a guide pipe and a high-speed rotating joint, the diamond nano abrasive solution is conveyed to the inner cavity of each arc-shaped blade and each porous spray head through a pore, and the porous spray heads spray the diamond nano abrasive solution into the charging barrel at the output pressure of 0.05-0.1 MP; along with the rotation of rotation axis, arc paddle and feed cylinder, diamond abrasive nano-solution and saw-dust are stirred and are mixed, and diamond abrasive nano-solution adjusts the moisture state of saw-dust. Stopping the water pump connected with the rotating shaft, starting the air pump and the water pump connected with the three-way joint, conveying air to the three rows of atomization nozzles by the air pump through the guide pipe, the three-way joint and the high-speed rotating joint, conveying epoxy resin adhesive solution to the three rows of atomization nozzles by the water pump connected with the three-way joint through the guide pipe, the three-way joint and the high-speed rotating joint, and spraying the atomized epoxy resin adhesive solution into the charging barrel by the atomization nozzles at the pressure of 0.05-1.0 MP so as to mix the epoxy resin adhesive solution with the sawdust; the triangular conical head and the oblique rectangular pyramid shovel blade shovel off the sawdust of the charging barrel, which is close to the inner wall, along the rotation of the rotating shaft, and the sawdust makes a synthetic motion along the curved surface to the root of the arc-shaped blade and the direction of the spiral line; the arc blades are distributed along a curve formed by connecting two sections of spiral lines with opposite rotating directions, the curved surfaces of the arc blades are outwards protruded from the outer arc surfaces to the inner arc surfaces of the arc blades gradually, the curved surfaces of the arc blades on the same spiral line are positioned on the same side, the curved surfaces of the arc blades on different spiral lines are arranged in an opposite mode, and the wood chips at the two ends of the charging barrel are uniformly brought to the middle of the charging barrel due to the fact that the angular speed of the charging barrel is smaller than that of the rotating shaft, and the middle wood chips fall due to gravity after being accumulated; and after the spraying of the atomizing nozzle reaches the preset time, the air pump and the water pump connected with the three-way joint are closed, the mixture is stirred with the rotation of the arc-shaped blades, and redundant epoxy resin adhesive solution and diamond nano abrasive solution on some sawdust can permeate into other sawdust to be absorbed. After the stirring reaches the preset time, stop direct current motor and gear motor, open the feed cylinder lid, rotatory feed cylinder pours out the saw-dust after wetting and gluing.
The invention has the beneficial effects that:
1. the charging barrel can rotate around a horizontal axis, and meanwhile, the rotating shaft supported in the charging barrel can rotate around an axis perpendicular to the rotating axis of the charging barrel to drive the arc-shaped blades to stir the sawdust, so that the sawdust is ensured to roll in the charging barrel fully, the stirring time is greatly shortened, the stirring efficiency is greatly improved, the sawdust aggregation caused by dead angles is avoided, and the sawdust cannot be effectively utilized.
2. The arc-shaped blades on the rotating shaft are distributed along a curve formed by connecting two sections of spiral lines with opposite rotating directions, the curved surfaces of the arc-shaped blades are outwards protruded gradually from the outer arc surfaces to the inner arc surfaces of the arc-shaped blades, the curved surfaces of the arc-shaped blades on the same spiral line are positioned on the same side, the curved surfaces of the arc-shaped blades on different spiral lines are arranged in an opposite mode, and due to the fact that the angular speed of the charging barrel is smaller than that of the rotating shaft, sawdust at two ends of the charging barrel is uniformly brought to the middle of the charging barrel, and the sawdust in the middle falls down due to gravity after being accumulated; therefore, the sawdust is fully stirred and uniformly distributed in the charging barrel, the epoxy resin adhesive and the diamond nano abrasive solution are fully utilized, a good wood wetting and gluing effect is achieved, and preparation is made for the subsequent forming and manufacturing of the wood polishing rod.
3. The inner wall of the charging barrel is provided with the atomizing nozzle which can atomize and spray the epoxy resin adhesive solution to the wood chips rolling in the charging barrel, and the arc-shaped blades are provided with the porous nozzles which can spray the diamond nano abrasive solution to the wood chips rolling in the charging barrel; the triangular conical head and the oblique rectangular pyramid shovel blade on the arc blade shovel off the wood chips of the charging barrel close to the inner wall along with the rotation of the rotating shaft, and the wood chips are made to move along the curved surface of the arc blade to the root of the arc blade and in the direction of a spiral line; the wood chips stay on the curved surface of the arc-shaped blade for a long time, so that the wood chips are more fully sprayed by the atomizing nozzle and the porous nozzle; therefore, the wood chips are uniformly sprayed.
4. According to the invention, the diamond nano abrasive solution is firstly sprayed, when the wood chips reach a certain humidity (generally more than 90 percent), the spraying of the diamond nano abrasive solution is stopped, and the spraying of the atomized epoxy resin adhesive solution is started, so that on one hand, the diamond nano abrasive solution contained in the wood chips can be locked to a great extent to prevent the water in the wood chips from evaporating, and on the other hand, the epoxy resin adhesive can be wrapped on the surfaces of the wood chips with the diamond nano abrasive solution to achieve the effect of wetting and gluing the wood, and the preparation is made for the subsequent forming and manufacturing of the wood polishing rod.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a cartridge assembly of the present invention;
FIG. 3 is a schematic structural view of an aluminum bracket according to the present invention;
FIG. 4 is a schematic view of the assembly of the rotating shaft and the curved blade of the present invention;
in the figure: 1-a charging barrel; 101-a rotation axis; 102-arc blades; 103-an atomizing spray head; 104-double row angular contact ball bearing; 105-a coupling; 106-porous showerhead; 107-charging barrel cover; 2-an aluminum bracket; 201-deep groove ball bearing; 3-high speed rotary joint; 4-a three-way joint; 5-a direct current motor; 6-a speed reduction motor; 7-a base; 8-a catheter.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the wetting and gluing mixer for manufacturing wood chips for wood polishing tools comprises a charging barrel assembly, an aluminum bracket 2, a high-speed rotary joint 3, a three-way joint 4, a direct current motor 5, a speed reducing motor 6, a base 7 and a guide pipe 8; the cartridge assembly comprises a cartridge 1, a rotating shaft 101, an arc-shaped paddle 102, an atomizing spray head 103, a multi-hole spray head 106 and a cartridge cover 107; the base 7 is welded with the aluminum bracket 2; the base of the speed reducing motor 6 is fixed on the base 7; two sides of the charging barrel 1 are both fixed with extension shafts, and the two extension shafts are supported on the aluminum bracket 2 through deep groove ball bearings 201; a channel arranged at the side part of the charging barrel 1 is connected with a high-speed rotating joint 3 through threads; the channel is communicated with all the atomizing nozzles 103 fixed on the inner wall of the charging barrel 1; the atomizing nozzles 103 are provided with three rows which are uniformly distributed along the circumferential direction of the charging barrel 1, and each row is provided with a plurality of atomizing nozzles which are arranged at intervals along the length direction of the charging barrel 1; the high-speed rotary joint 3 is communicated with a first interface of the three-way joint 4, a second interface of the three-way joint 4 is connected with the air pump through a conduit 8, and a third interface of the three-way joint 4 is connected with a water pump through a conduit 8; the three-way joint 4 is used for introducing atomized epoxy resin adhesive solution and air; the distribution of the three rows of atomization nozzles 103 can make the epoxy resin adhesive solution sprayed more uniformly and mixed with the wood chips more fully. Both ends of the rotating shaft 101 are supported by both ends of the barrel 1 through double row angular contact ball bearings 104; one end of the rotating shaft 101 is connected with an output shaft of the direct current motor 5 through a coupling 105; the driven bevel gear is fixed on an extending shaft at one side of the charging barrel 1 and is meshed with the driving bevel gear; the driving bevel gear is fixed with an output shaft of the speed reducing motor 6; the rotating shaft 101 is hollow, and one end connected with the direct current motor 5 is closed; one end of the opening of the rotating shaft 101 is connected with a high-speed rotating joint 3 through threads, and the high-speed rotating joint 3 connected with the rotating shaft 101 is connected with another water pump through a conduit 8 so as to realize the input of a diamond abrasive solution, wherein the diamond abrasive solution is used for adjusting the moisture state of wood chips; a feed inlet is formed in one end, away from the direct current motor 5, of the charging barrel 1, and a charging barrel cover 107 is hinged to the position of the feed inlet; the charging barrel cover 107 is buckled with the end surface of the charging barrel 1 (through a lock catch); the rotation of the feed cylinder cover 107 controls the opening and closing of the feed port. The rotating shaft 101 is provided with three through hole groups which are equidistantly arranged along the circumferential direction; each through hole group consists of more than five (9 in the embodiment) through holes which are connected by two sections of spiral lines with opposite rotation directions and are arranged in a curve at equal intervals; a cambered blade 102 is welded at each through hole; the head of the arc-shaped blade 102 is provided with an integrally formed triangular conical head; one side surface of the arc-shaped blade 102 is a plane, the other side surface is a curved surface, and the curved surface is gradually convex outwards from the outer arc surface to the inner arc surface of the arc-shaped blade 102; if the number of the arc-shaped blades 102 on the curve is odd, the curved surface of the arc-shaped blade 102 in the middle can be positioned on any side, the curved surfaces of the arc-shaped blades 102 on the same spiral line are positioned on the same side except the arc-shaped blade 102 in the middle, and the curved surfaces of the arc-shaped blades 102 on different spiral lines are arranged in an opposite manner; if the number of the arc-shaped blades 102 on the curve is even, the curved surfaces of the arc-shaped blades 102 on the same spiral line are positioned on the same side, and the curved surfaces of the arc-shaped blades 102 on different spiral lines are arranged in an opposite manner; the arc-shaped blades 102 are arranged in a hollow mode, and the inner cavities of the arc-shaped blades 102 are communicated with the inner cavity of the rotating shaft through the through holes; three multi-hole spray heads 106 are fixed on the inner arc surface of the arc-shaped blade 102; the porous spray head is communicated with the inner cavity of the rotating shaft; the head of the arc-shaped blade 102 is provided with an integrally formed oblique rectangular pyramid scraper on the side of the curved surface; the oblique rectangular pyramid shovel blade is connected with the triangular cone head and the curved surface. When the rotating shaft 101 rotates, the triangular conical head and the oblique rectangular pyramid shovel blade can shovel the sawdust of the feed cylinder 1 close to the inner wall, and the sawdust makes a resultant motion along the curved surface to the root of the arc-shaped blade 102 and the direction of the spiral line; the wood chips stay on the curved surface for a long time, so that the wood chips are more fully sprayed by the atomizing nozzle 103 and the porous nozzle 106; and because each arc paddle 102 is along the curve distribution that two sections helices that the direction of rotation is opposite connect and form, and arc paddle 102's curved surface is evaginated gradually by arc paddle 102's extrados to intrados face direction, arc paddle 102's curved surface lies in same side on the same helix, arc paddle 102's curved surface sets up back on the back mutually on the different helices, again because the angular velocity of feed cylinder is less than the angular velocity of rotation axis, make the saw-dust at feed cylinder 1 both ends evenly taken to the centre of feed cylinder 1, the saw-dust obtains intensive mixing. Therefore, the invention can ensure the better shoveling effect of the shovel blade on the wood chips and ensure that the wood chips are stirred more fully.
As a preferred embodiment, the inner and outer rings of the deep groove ball bearing 201 are provided with axial stoppers; the inner and outer rings of the double-row angular contact ball bearing 104 are provided with axial limit pieces.
As a preferred embodiment, the atomizer heads 103 are arranged in four rows arranged equidistantly.
As a preferred embodiment, the rotating shaft 101 and the charging barrel 1 are provided with dynamic seals on both sides of the double-row angular contact ball bearing 104, so that wood chips cannot enter the double-row angular contact ball bearing or run out.
As a preferred embodiment, the arc degree of the arc-shaped blade 102 is b, 100 degrees and less than or equal to b and less than or equal to 120 degrees, the radius is R0, and 180mm and less than or equal to R0 and less than or equal to 250 mm.
As a preferred embodiment, the included angles of two adjacent arc-shaped blades 102 on the same curve are equal and are both in the range of 20-30 degrees.
As a preferred embodiment, the angle between adjacent multi-orifice type nozzles 106 is 15 °.
As a preferred embodiment, the included angle between the edge of the oblique rectangular pyramid blade connected to the triangular pyramid head and the edge of the oblique rectangular pyramid blade connected to the curved surface is a, 40 ° < a <80 °.
As a preferred embodiment, the angular velocity of the cylinder 1 is 0.5 to 1.5rad/s, and the angular velocity of the rotating shaft 101 is 2 to 4 rad/s.
The mixing method of the wood chip wetting and gluing mixer for manufacturing the wood polishing tool specifically comprises the following steps:
opening the feed cylinder cover 107, pouring the wood chips into the feed cylinder 1 from the feed port of the feed cylinder 1 (the amount of the wood chips reaches 1/3 of the volume of the feed cylinder), placing a liquid inlet of a water pump connected with the three-way joint 4 into the epoxy resin adhesive solution, and placing the liquid inlet of the other water pump into the diamond abrasive solution; then the charging barrel cover 107 is closed, and the direct current motor 5, the reducing motor 6 and the water pump connected with the rotating shaft 101 are started; the power of the speed reducing motor 6 is transmitted to the charging barrel 1 through the driving bevel gear and the driven bevel gear, and the direct current motor 5 drives the rotating shaft 101 to rotate; a water pump connected with the rotating shaft 101 conveys the diamond nano abrasive solution to the inner cavity of the rotating shaft 101 through a guide pipe 8 and a high-speed rotating joint 3, the diamond nano abrasive solution is conveyed to the inner cavity of each arc-shaped blade 102 and each porous spray head 106 through a pore, and the porous spray heads 106 spray the diamond nano abrasive solution into the charging barrel at the output pressure of 0.05-0.1 MP; with the rotation of the rotating shaft 101, the arc-shaped paddle 102 and the barrel 1, the diamond nano-abrasive solution and the wood chips are stirred and mixed, and the water content of the wood chips is adjusted by the diamond nano-abrasive solution. Stopping the water pump connected with the rotating shaft 101, starting the air pump and the water pump connected with the three-way joint 4, conveying air to the three-row atomization nozzles 103 by the air pump through the guide pipe 8, the three-way joint 4 and the high-speed rotary joint 3, conveying epoxy resin adhesive solution to the three-row atomization nozzles 103 by the water pump connected with the three-way joint 4 through the guide pipe 8, the three-way joint 4 and the high-speed rotary joint 3, and spraying the atomized epoxy resin adhesive solution into the charging barrel by the atomization nozzles 103 at the pressure of 0.05-1.0 MP to mix the epoxy resin adhesive solution with the sawdust; the triangular conical head and the oblique rectangular pyramid shovel blade shovel off the wood chips of the charging barrel 1 close to the inner wall along with the rotation of the rotating shaft 101, and the wood chips are made to move in a synthetic mode along the curved surface to the root of the arc-shaped blade 102 and the spiral line direction; the wood chips stay on the curved surface for a long time, so that the wood chips are more fully sprayed by the atomizing nozzle 103 and the porous nozzle 106; therefore, the wood chips are uniformly sprayed; the arc blades 102 are distributed along a curve formed by connecting two sections of spiral lines with opposite rotating directions, the curved surfaces of the arc blades 102 are outwards protruded gradually from the outer arc surfaces to the inner arc surfaces of the arc blades 102, the curved surfaces of the arc blades 102 on the same spiral line are positioned on the same side, the curved surfaces of the arc blades 102 on different spiral lines are arranged in a reverse manner, and the wood chips at two ends of the charging barrel 1 are uniformly brought to the middle of the charging barrel 1 due to the fact that the angular speed of the charging barrel is smaller than that of the rotating shaft, and the middle wood chips fall due to gravity after being accumulated; after the atomizing nozzle 103 sprays for the preset time, the air pump and the water pump connected with the three-way joint 4 are closed, but along with the rotating stirring of the arc-shaped blades 102, redundant epoxy resin adhesive solution and diamond nano abrasive solution on some sawdust can permeate into other sawdust to be absorbed, so that the sawdust is fully stirred in the charging barrel and is uniformly distributed, the epoxy resin adhesive solution and the diamond nano abrasive solution are fully utilized, a good wood wetting and gluing effect is achieved, and preparation is made for the forming and manufacturing of subsequent wood polishing rods. After the stirring reaches the preset time, stop direct current motor 5 and gear motor 6, open feed cylinder lid 107, rotatory feed cylinder 1 pours out the saw-dust after wetting and gluing, and the operation is very convenient.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The scope of the invention is indicated by the appended claims rather than by the foregoing description.

Claims (10)

1. The moist rubberizing blendor of wooden for burnishing tool saw-dust of preparation, including feed cylinder subassembly, aluminum support, high-speed rotary joint, three way connection, direct current motor, gear motor, base and pipe, its characterized in that: the charging barrel component comprises a charging barrel, a rotating shaft, an arc-shaped blade, an atomizing nozzle, a multi-hole nozzle and a charging barrel cover; the base is welded with the aluminum bracket; the base of the speed reducing motor is fixed on the base; two sides of the charging barrel are both fixed with extension shafts, and the two extension shafts are supported on the aluminum bracket through deep groove ball bearings; a channel arranged at the side part of the charging barrel is connected with a high-speed rotating joint through threads; the channel is communicated with all the atomizing nozzles fixed on the inner wall of the charging barrel; the atomizing spray heads are provided with three rows which are uniformly distributed along the circumferential direction of the charging barrel, and each row is provided with a plurality of atomizing spray heads which are arranged at intervals along the length direction of the charging barrel; the high-speed rotary joint is communicated with a first interface of the three-way joint, a second interface of the three-way joint is connected with the air pump through a guide pipe, and a third interface of the three-way joint is connected with a water pump through a guide pipe; two ends of the rotating shaft are supported at two ends of the charging barrel through double-row angular contact ball bearings; one end of the rotating shaft is connected with an output shaft of the direct current motor through a coupler; the driven bevel gear is fixed on an extending shaft at one side of the charging barrel and is meshed with the driving bevel gear; the driving bevel gear is fixed with an output shaft of the speed reducing motor; the rotating shaft is hollow, and one end connected with the direct current motor is closed; one end of the opening of the rotating shaft is connected with a high-speed rotating joint through threads, and the high-speed rotating joint connected with the rotating shaft is connected with another water pump through a guide pipe; a feed inlet is formed in one end, away from the direct current motor, of the feed barrel, and a feed barrel cover is hinged to the position of the feed inlet; the charging barrel cover is buckled with the end surface of the charging barrel; the rotating shaft is provided with three through hole groups which are equidistantly distributed along the circumferential direction; each through hole group consists of more than five through holes which are arranged in a curve manner at equal intervals and are formed by connecting two sections of spiral lines with opposite rotation directions; a cambered blade is welded at each through hole; the head part of the arc-shaped blade is provided with an integrally formed triangular conical head; one side surface of the arc-shaped blade is a plane, the other side surface of the arc-shaped blade is a curved surface, and the curved surface is gradually convex outwards from the outer arc surface to the inner arc surface of the arc-shaped blade; if the number of the arc-shaped blades on the curve is odd, the curved surface of the arc-shaped blade in the middle can be positioned on any side, the curved surfaces of the arc-shaped blades on the same spiral line are positioned on the same side except the arc-shaped blade in the middle, and the curved surfaces of the arc-shaped blades on different spiral lines are arranged in an opposite mode; if the number of the arc-shaped blades on the curve is even, the curved surfaces of the arc-shaped blades on the same spiral line are positioned on the same side, and the curved surfaces of the arc-shaped blades on different spiral lines are arranged oppositely; the arc-shaped blades are arranged in a hollow mode, and inner cavities of the arc-shaped blades are communicated with an inner cavity of the rotating shaft through the through holes; three multi-hole spray heads are fixed on the inner arc surface of the arc-shaped blade; the porous spray head is communicated with the inner cavity of the rotating shaft; the head of the arc-shaped blade is provided with an integrally formed oblique rectangular pyramid scraper knife on the side of the curved surface; the oblique rectangular pyramid scraper knife is connected with the triangular conical head and the curved surface.
2. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the inner ring and the outer ring of the deep groove ball bearing are both provided with axial limiting parts, and the inner ring and the outer ring of the double-row angular contact ball bearing are both provided with axial limiting parts.
3. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: four atomizing spray heads are arranged in each row at equal intervals.
4. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: and dynamic sealing parts are arranged on two sides of the double-row angular contact ball bearing between the rotating shaft and the charging barrel.
5. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the radian of the arc-shaped blade is b, b is more than or equal to 100 degrees and less than or equal to 120 degrees, the radius is R0, R0 is more than or equal to 180mm and less than or equal to 250 mm.
6. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the included angles of two adjacent arc-shaped blades on the same curve are equal and are all taken within 20-30 degrees.
7. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the angle between adjacent multi-hole spray heads is 15 degrees.
8. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the included angle between the edge of the oblique rectangular pyramid shovel blade connected with the triangular pyramid head and the edge of the oblique rectangular pyramid shovel blade connected with the curved surface is a, and the angle is 40 degrees < a <80 degrees.
9. The wet size blender for wood chips used in the manufacture of wood-based burnishing tools as defined in claim 1, wherein: the angular speed of the charging barrel is 0.5-1.5 rad/s, and the angular speed of the rotating shaft is 2-4 rad/s.
10. The mixing method of the wet-size mixer for wood chips for wood-based burnishing tools according to any one of claims 1 to 9, characterized in that: the method comprises the following specific steps:
opening a charging barrel cover, pouring the wood chips into the charging barrel from a feeding hole of the charging barrel, placing a liquid inlet of a water pump connected with a three-way joint in the epoxy resin adhesive solution, and placing the other liquid inlet of the water pump in the diamond abrasive solution; then closing the charging barrel cover, and starting the direct current motor, the speed reducing motor and the water pump connected with the rotating shaft; the power of the speed reducing motor is transmitted to the charging barrel through the driving bevel gear and the driven bevel gear, and the direct current motor drives the rotating shaft to rotate; a water pump connected with the rotating shaft conveys the diamond nano abrasive solution to the inner cavity of the rotating shaft through a guide pipe and a high-speed rotating joint, the diamond nano abrasive solution is conveyed to the inner cavity of each arc-shaped blade and each porous spray head through a pore, and the porous spray heads spray the diamond nano abrasive solution into the charging barrel at the output pressure of 0.05-0.1 MP; along with the rotation of the rotating shaft, the arc-shaped blade and the charging barrel, the diamond nano-abrasive solution and the wood chips are stirred and mixed, and the diamond nano-abrasive solution adjusts the moisture state of the wood chips; stopping the water pump connected with the rotating shaft, starting the air pump and the water pump connected with the three-way joint, conveying air to the three rows of atomization nozzles by the air pump through the guide pipe, the three-way joint and the high-speed rotating joint, conveying epoxy resin adhesive solution to the three rows of atomization nozzles by the water pump connected with the three-way joint through the guide pipe, the three-way joint and the high-speed rotating joint, and spraying the atomized epoxy resin adhesive solution into the charging barrel by the atomization nozzles at the pressure of 0.05-1.0 MP so as to mix the epoxy resin adhesive solution with the sawdust; the triangular conical head and the oblique rectangular pyramid shovel blade shovel off the sawdust of the charging barrel, which is close to the inner wall, along the rotation of the rotating shaft, and the sawdust makes a synthetic motion along the curved surface to the root of the arc-shaped blade and the direction of the spiral line; the arc blades are distributed along a curve formed by connecting two sections of spiral lines with opposite rotating directions, the curved surfaces of the arc blades are outwards protruded from the outer arc surfaces to the inner arc surfaces of the arc blades gradually, the curved surfaces of the arc blades on the same spiral line are positioned on the same side, the curved surfaces of the arc blades on different spiral lines are arranged in an opposite mode, and the wood chips at the two ends of the charging barrel are uniformly brought to the middle of the charging barrel due to the fact that the angular speed of the charging barrel is smaller than that of the rotating shaft, and the middle wood chips fall due to gravity after being accumulated; after the spraying of the atomizing spray head reaches the preset time, the air pump and the water pump connected with the three-way joint are closed, the mixture is stirred with the arc-shaped blades in a rotating mode, and redundant epoxy resin adhesive solution and diamond nano abrasive solution on some sawdust can permeate into the rest sawdust to be absorbed; after the stirring reaches the preset time, stop direct current motor and gear motor, open the feed cylinder lid, rotatory feed cylinder pours out the saw-dust after wetting and gluing.
CN202011431533.7A 2020-12-07 2020-12-07 Wetting, gluing and mixing machine for manufacturing wood chips for wood polishing tool and mixing method thereof Active CN112774496B (en)

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