CN114832912A - High-speed oscillation powder dispersing equipment based on bowl-shaped container and dispersing method thereof - Google Patents
High-speed oscillation powder dispersing equipment based on bowl-shaped container and dispersing method thereof Download PDFInfo
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- CN114832912A CN114832912A CN202210265456.5A CN202210265456A CN114832912A CN 114832912 A CN114832912 A CN 114832912A CN 202210265456 A CN202210265456 A CN 202210265456A CN 114832912 A CN114832912 A CN 114832912A
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- 239000000843 powder Substances 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000010355 oscillation Effects 0.000 title claims abstract description 8
- 238000000227 grinding Methods 0.000 claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000000498 ball milling Methods 0.000 claims description 104
- 239000006185 dispersion Substances 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 8
- 230000009191 jumping Effects 0.000 claims description 4
- 230000003116 impacting effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 238000009700 powder processing Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 23
- 230000008569 process Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- NDVLWXIUWKQAHA-UHFFFAOYSA-N [Si].[Mo].[B] Chemical compound [Si].[Mo].[B] NDVLWXIUWKQAHA-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 235000011194 food seasoning agent Nutrition 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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Images
Classifications
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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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/14—Mills in which the charge to be ground is turned over by movements of the container other than by rotating, e.g. by swinging, vibrating, tilting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/20—Disintegrating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/24—Driving mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of metal powder processing equipment, in particular to high-speed oscillation powder dispersing equipment based on a bowl-shaped container and a dispersing method thereof The high-speed vibration from left to right achieves the effect of grinding and dispersing the powder agglomerates.
Description
Technical Field
The invention relates to the technical field of metal powder processing equipment, in particular to high-speed oscillation powder dispersing equipment based on a bowl-shaped container and a high-speed oscillation powder dispersing method based on the bowl-shaped container.
Background
The conventional metal powder has a problem that after the powder is manufactured and during the storage, the common edible salt in a kitchen is interfered by moisture and gas in the air, so that salt particles can be agglomerated, although the salt particles are not very firm, the salt particles are prevented from being added during seasoning, and the salt particles are not easy to disperse and even cause seasoning failure. If the same phenomenon occurs in the powder manufacturing process, more serious accidents are feared, and the oversize powder lumps can possibly cause the blockage of the conveying, so that the equipment is damaged and fails; the agglomerated powder will break down in the process before sintering, resulting in increased friction of the feed material due to the suddenly increased number of powder particles, and even the cracking of the green body before sintering.
The existing treatment method is that powder agglomerates are often dispersed by a ball mill, for example, a powder ball milling and mixing method of a molybdenum-silicon-boron material for additive manufacturing, which is shown in chinese patent application No. CN201810639152.4, is based on existing ball milling processing equipment, and adds pre-screened molybdenum-silicon-boron powder into a ball milling tank, and reduces the oxygen content in the tank body by repeatedly vacuumizing and introducing argon; finally, filling the pretreated absolute ethyl alcohol into the tank; raising the temperature to 400 ℃, ball-milling for a certain time, slowly removing ethanol steam, vacuumizing to vacuum, and finally cooling to room temperature.
The ball milling and mixing equipment used in the method can only simply treat the powder agglomerates, and as shown in figure 1, the rotating speed of V1 is too slow and has no effect; the rotational speed of V2 is so fast that all the material in the drum is thrown by centrifugal force onto the drum wall and no relative motion pounding can disperse the powder agglomerates; the reasonable speed of V3 just can effectual grinding ball produce the effect of striking the powder agglomerate, and it is not easy to control the rotational speed parameter of rotary drum, has the influence to the efficiency of dispersed powder agglomerate, even though adopt horizontal or perpendicular and mix the rotatory mode and all can not reach the dispersion mode of high efficiency through certain improvement, because receive the influence of gravity, some powder runs to the dead angle easily and is difficult to by the grinding striking dispersion to.
Disclosure of Invention
In view of the above, it is necessary to provide a high-speed oscillating powder dispersing apparatus based on a bowl-shaped container and a dispersing method thereof. This technical scheme has solved the not good problem of efficiency of traditional mode dispersion cylinder grinding mode.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
the utility model provides a high-speed powder dispersion equipment that vibrates based on bowl shape container, including the ball-milling jar, and place the grinding ball that a plurality of size is different in the ball-milling jar, the ball-milling jar has bowl form base, bowl form base makes ball-milling jar bottom present the arc surface of curved surface form, the top of ball-milling jar is provided with the closing cap, ball-milling jar fixed mounting is on vertical vibrating device, vertical vibrating device is used for driving the vibration of ball-milling jar in vertical direction, vertical vibrating device slidable mounting is served at horizontal vibrating device's work, horizontal vibrating device is used for driving the vibration of ball-milling jar on the horizontal direction, when vertical vibrating device and horizontal vibrating device start, the grinding ball is unordered beating and striking inside the ball-milling jar.
Preferably, the grinding balls are made of the same metal as the processing powder, the diameter of the grinding balls is 1-50mm, and the density of the grinding balls is 2.5-19g per cubic centimeter.
Preferably, the inner wall of the ball milling tank is provided with rifling which is distributed around the axis of the ball milling tank at equal intervals, and the rifling is a hill-shaped curved surface.
Preferably, the vertical vibrating device comprises a mounting base for fixedly mounting the ball milling tank, mounting pieces are arranged on two sides of the outer wall of the grinding ball, vertical through insertion holes are formed in the mounting pieces, vertical upward extending support rods are coaxially arranged with the insertion holes in the mounting base, the top of each support rod supports the bottom of the mounting piece, threaded rods at the tops of the support rods are inserted into the insertion holes, bolts are spirally mounted on the threaded rods to fix the ball milling tank and the mounting base, and flat pads and spring gaskets are arranged between the bolts and the mounting pieces.
Preferably, the installation pedestal is installed on the sliding seat below, the bottom of the installation pedestal is provided with a plurality of guide sleeve, the sliding seat is provided with a plurality of guide rods which are positioned on the same straight line with the axis of the guide sleeve, the guide rods are inserted into the guide sleeves, the guide rods are sleeved with damping springs, and the damping springs are elastically connected with the top of the sliding seat and the bottom of the installation pedestal.
Preferably, the drive unit drives the installation base to reciprocate in the axis direction of the sliding seat, the drive unit comprises a shaft sleeve, the shaft sleeve is sleeved in an annular slide rail arranged at the bottom of the installation base, a shaft rod which is in the same position as the axis of the shaft sleeve is arranged on the sliding seat, the shaft rod is inserted in the shaft sleeve, the outer wall of the shaft sleeve is provided with a ball head installation seat, the axis of the ball head installation seat is perpendicular to the axis of the shaft sleeve, the ball head installation seat is sleeved with a ball head rod which is coaxially arranged with the ball head installation seat, the ball head rod is arranged on one side of the turntable, which faces the shaft sleeve, and is parallel to the axis of the turntable, the turntable is coaxially arranged on the working end of the first rotary drive device, the rotary shaft of the first rotary drive device is perpendicular to the axis of the shaft sleeve, and the first rotary drive device is fixedly arranged on the sliding seat.
Preferably, the horizontal vibration device is linked with the sliding seat through the rocker arm, the one end of rocker arm is passed through the articulated joint and is connected the articulated elements that is located sliding seat one side, the other end cartridge of rocker arm is on the straight-bar on perpendicular to runner surface, the vertical setting of axis of runner, the axis of straight-bar is on a parallel with the axis of runner, the runner suit is on the base, vertical vibration device's sliding seat slidable mounting is in the base, the one end fixed mounting that the base is close to the runner has the second rotary driving device, the second rotary driving device is used for driving the runner rotatory.
Preferably, the two sides of the base are provided with horizontally extending limiting sliding grooves, and the sliding seat is limited and installed in the base through limiting blocks of which the two sides are matched with the cross-sectional shapes of the limiting sliding grooves.
Preferably, the working shaft of the second rotary driving device is parallel to the axis of the rotating wheel, the bottom of the rotating wheel is coaxially provided with a driven gear, the working end of the second rotary driving device is coaxially provided with a driving gear, a driving belt is sleeved on the driving gear and the driven gear, and the driving gear and the driven gear are connected in a transmission manner through the driving belt.
A high-speed oscillation powder dispersing method based on a bowl-shaped container comprises the following steps:
firstly, putting a proper amount of agglomerated powder into a ball milling tank by a worker, and then putting a proper amount of grinding balls to ensure that the ball milling tank contains the grinding balls with the same powder and different diameters;
secondly, closing an opening in the top of the ball milling tank through a closing cover, placing the closed ball milling tank on a mounting base of a vertical vibration device, inserting a threaded rod of the mounting base into a mounting piece of the ball milling tank, and fixing the mounting position of the ball milling tank through a bolt;
step three, synchronously starting the vertical vibration device and the horizontal vibration device, and performing high-frequency vibration on the ball milling tank up and down and left and right to enable grinding balls in the ball milling tank to perform disordered jumping and impact, so that agglomerated powder blocks in the ball milling tank achieve the effect of grinding and dispersing the powder blocks;
and step four, after the vibration is finished, the worker takes down the ball milling tank, opens the closing cover and pours the powder in the ball milling tank into the filter screen to filter the grinding balls and the dispersed powder.
Compared with the prior art, the beneficial effect of this application is:
1. according to the invention, the ball milling tank is used for accommodating the agglomerated metal powder agglomerates, the grinding balls are provided with the curved bowl-shaped base, so that under the action of the gravity of the earth, the loaded materials in the ball milling tank comprise the powder agglomerates, the grinding balls and the dispersed powder, and can not be accumulated in the vibration state of the ball milling tank, and no dead angle position capable of accumulating is caused, so that the re-agglomeration of the dispersed powder is avoided.
2. According to the invention, the grinding balls with various sizes are placed in the ball milling tank, and the vertical vibration device and the horizontal vibration device are matched to enable the small-sized grinding balls to enter the gaps among the large-sized grinding balls for impact, so that the contact area between the small-sized grinding balls and the metal powder is increased, and the efficiency of dispersing agglomerated powder is improved.
3. The invention can ensure that the grinding balls have proper size and weight to move in the ball-milling tank through the diameter of the grinding balls between 1 mm and 50mm and the density between 2.5 g and 19g per cubic centimeter, prevent the grinding balls from being too large and too heavy to effectively move for impact, and avoid influencing the moving range of the small-size grinding balls.
4. According to the invention, the grinding ball is made of metal which is the same as the processed metal powder, so that collided fragments generated in the vibrating and impacting process of the grinding ball can be mixed with the metal powder without influencing the purity of the metal powder, and the influence on the subsequent work of the metal powder is avoided.
5. According to the invention, the rifling which is deliberately made into the hill-shaped curved surface combination is arranged on the inner wall of the ball milling tank, and the rifling is matched with the bowl-shaped base of the ball milling tank to ensure that the powder continuously falls under the action of gravity, so that the aim of preventing the possible accumulation phenomenon of powder lumps in the vibration process is achieved.
Drawings
FIG. 1 is a schematic view of a prior art process;
FIG. 2 is a perspective view of a high speed oscillating powder dispensing apparatus based on a bowl-shaped container according to the present application;
FIG. 3 is a perspective view of a ball milling jar of a high speed oscillating powder dispersion apparatus based on a bowl-shaped container according to the present application;
FIG. 4 is a front view of a ball milling jar of a high-speed oscillating powder dispersion apparatus based on a bowl-shaped container according to the present application;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
FIG. 6 is an exploded perspective view of the vertical vibratory apparatus of a high-speed oscillating powder dispensing device based on a bowl-shaped container according to the present application from a first perspective;
FIG. 7 is an exploded perspective view of the vertical vibration device of a high-speed oscillating powder dispersing apparatus based on a bowl-shaped container according to the present application from a second perspective;
FIG. 8 is a perspective view of a horizontal vibratory apparatus of a high-speed oscillating powder dispensing apparatus based on a bowl-shaped container according to the present application;
FIG. 9 is an exploded perspective view of a horizontal vibration device of a high-speed oscillating powder dispersing apparatus based on a bowl-shaped container according to the present application;
FIG. 10 is a flow chart of a high-speed oscillating powder dispersion method based on a bowl-shaped container according to the present application;
the reference numbers in the figures are:
1-a ball milling tank; 1 a-grinding balls; 1 b-bowl-shaped base; 1 c-a closure cap; 1 d-rifling; 1 e-a mount; 1e 1-jack;
2-a vertical vibration device; 2 a-mounting a base; 2a 1-support bar; 2a 2-threaded rod; 2a 3-bolt; 2a 4-flat pad; 2a 5-spring washer; 2a 6-guide sleeve; 2a 7-endless glide; 2 b-a sliding seat; 2b 1-guide bar; 2b 2-damping spring; 2b 3-shaft; 2b 4-hinge; 2b 5-stop block; 2 c-a drive unit; 2c 1-shaft sleeve; 2c 2-ball mount; 2c 3-bulb bar; 2c 4-rotating disc; 2c5 — first rotary drive;
3-horizontal vibration device; 3 a-a rocker arm; 3a 1-hinge; 3 b-a rotating wheel; 3b 1-straight rod; 3b 2-driven gear; 3 c-a base; 3c 1-limit runner; 3 d-a second rotary drive; 3d1 — drive gear; 3d 2-drive belt.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 2 to 9, the present application provides:
the utility model provides a high-speed powder dispersion equipment that vibrates based on bowl shape container, including ball-milling jar 1, and place the different grinding ball 1a of a plurality of size in ball-milling jar 1, ball-milling jar 1 has bowl form base 1b, bowl form base 1b makes ball-milling jar 1 bottom present the arc surface of curved surface form, the top of ball-milling jar 1 is provided with closing cap 1c, 1 fixed mounting of ball-milling jar is on vertical vibrating device 2, vertical vibrating device 2 is used for driving ball-milling jar 1 and vibrates in vertical direction, 2 slidable mounting of vertical vibrating device are on the work end of horizontal vibrating device 3, horizontal vibrating device 3 is used for driving ball-milling jar 1 and vibrates in the horizontal direction, when vertical vibrating device 2 and horizontal vibrating device 3 start-up, grinding ball 1a does unordered beating and striking in 1 inside ball-milling jar.
Based on the above embodiments, the technical problem to be solved by the present application is how to disperse the agglomerated metal powder agglomerates having a metal powder particle size distribution in the range of 0.1 to 100 um. Therefore, the ball milling tank 1 is used for accommodating the agglomerated metal powder agglomerates, the milling balls 1a are provided with the curved bowl-shaped bases 1b, so that under the action of gravity of the earth, the loaded materials in the ball milling tank 1 comprise the powder agglomerates, the milling balls 1a and the dispersed powder, and the powder cannot be accumulated in the state of vibration of the ball milling tank 1, because no dead angle position capable of accumulating is caused, the re-agglomeration of the dispersed powder is avoided, the situation that the dead angle position of the powder cannot be contacted with the milling balls 1a for impact dispersion in the vibration process of the ball milling tank 1 is also ensured, and the powder containing oxide, nitride, carbide and other ceramic materials can be treated in the embodiment.
Further, as shown in fig. 5:
the grinding ball 1a is made of metal which is the same as the processing powder, the diameter of the grinding ball 1a is 1-50mm, and the density of the grinding ball 1a is 2.5-19g per cubic centimeter.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how to ensure the dispersion efficiency of the grinding balls 1a to the agglomerated powder in the ball mill tank 1. Therefore, the grinding balls 1a in the application have various sizes, the small-sized grinding balls 1a can enter gaps among the large-sized grinding balls 1a for impact, so that the contact area with metal powder is increased, the efficiency of dispersing agglomerated powder is improved, the diameter of the grinding balls 1a is between 1 and 50mm, the density is between 2.5 and 19g per cubic centimeter, the grinding balls 1a can be ensured to have proper size and weight to move in the ball milling tank 1, the grinding balls 1a are prevented from being too large and too heavy to effectively move for impact, the moving range of the small-sized grinding balls 1a is also prevented from being influenced, the grinding balls 1a are made of metal which is the same as the processed metal powder, so that collided fragments generated in the vibrating impact process of the grinding balls 1a can be mixed with the metal powder without influencing the purity of the metal powder, influence on subsequent work of the metal powder is avoided, and the metal powder can be filtered and removed subsequently due to the fact that the particle size of the fragments generated by collision is too large.
Further, as shown in fig. 5:
the inner wall of the ball milling tank 1 is provided with rifling 1d which is distributed around the axis of the ball milling tank 1 at equal intervals, and the rifling 1d is a hill-shaped curved surface.
Based on the above embodiments, the technical problem that the present application intends to solve is how to prevent the metal powder from adhering to the inner wall of the ball milling jar 1 and forming lumps again during the impact dispersion process. Therefore, rifling 1d of hill-shaped curved surface combination is deliberately made through the inner wall setting at ball-milling jar 1 in this application, and rifling 1d cooperates bowl form base 1b of ball-milling jar 1 to guarantee that the powder lasts the whereabouts under the action of gravity, reaches the purpose of stopping the possible phenomenon of piling up of vibrations process powder block mass.
Further, as shown in fig. 3, 6 and 7:
the vertical vibration device 2 comprises a mounting base 2a fixedly mounted with the ball milling tank 1, mounting pieces 1e are arranged on two sides of the outer wall of the grinding ball 1a, a vertically through insertion hole 1e1 is formed in the mounting piece 1e, a supporting rod 2a1 extending vertically upwards on the mounting base 2a is coaxially arranged with the insertion hole 1e1, the top of the supporting rod 2a1 supports the bottom of the mounting piece 1e, a threaded rod 2a2 at the top of the supporting rod 2a1 is inserted in the insertion hole 1e1, a bolt 2a3 is spirally mounted on the threaded rod 2a2 to fix the positions of the ball milling tank 1 and the mounting base 2a, and a flat cushion 2a4 and a spring gasket 2a5 are arranged between the bolt 2a3 and the mounting piece 1 e.
Based on the above-mentioned embodiments, the technical problem that the present application intends to solve is how to ensure the stable connection of the ball milling jar 1 with the vertical vibration device 2 in the vibration state. For this reason, this application is connected with vertical vibrating device 2 through mounting part 1e of ball-milling jar 1 outer wall, the installation base 2a both sides of vertical vibrating device 2 are provided with the bracing piece 2a1 of making in mounting part 1e bottom, bracing piece 2a1 inserts in the jack 1e1 of mounting part 1e through the threaded rod 2a2 at the top, the staff guarantees ball-milling jar 1 and the connection stability of installation base 2a through mounting bolt 2a3 with mounting part 1e on bracing piece 2a1 on threaded rod 2a2, flat pad 2a4 and spring shim 2a5 that set up between bolt 2a3 and mounting part 1e have guaranteed that bolt 2a3 can not appear not become flexible easily in the vibration, ball-milling jar 1 stability when processing has been improved, prevent ball-milling jar 1 in the vibration from dropping.
Further, as shown in fig. 6 and 7:
the installation base 2a is installed on the sliding seat 2b below, the bottom of the installation base 2a is provided with a plurality of guide sleeves 2a6, the sliding seat 2b is provided with a plurality of guide rods 2b1 which are in the same straight line with the axis position of the guide sleeve 2a6, the guide rods 2b1 are inserted into the guide sleeves 2a6, the guide rods 2b1 are sleeved with damping springs 2b2, and the damping springs 2b2 are elastically connected with the top of the sliding seat 2b and the bottom of the installation base 2 a.
The driving unit 2c drives the mounting base 2a to reciprocate in the axial direction of the sliding base 2b, the driving unit 2c includes a bushing 2c1, a bushing 2c1 is sleeved in an annular slide rail 2a7 arranged at the bottom of the mounting base 2a, a shaft 2b3 with the same axial position as the bushing 2c1 is arranged on the sliding base 2b, the shaft 2b3 is inserted in the bushing 2c1, a ball mounting seat 2c2 is arranged on the outer wall of the bushing 2c1, the axis of the ball mounting seat 2c2 is perpendicular to the axis of the bushing 2c1, the ball mounting seat 2c2 is sleeved with a ball rod 2c3 coaxially arranged with the ball mounting seat 2c2, the ball rod 2c3 is arranged on the side of the turntable 2c4 facing the bushing 2c1, the axis of the ball rod 2c3 is arranged parallel to the axis of the turntable 2c4, the turntable 2c4 is coaxially arranged on the working end of the first rotary driving device 2c5, and the axis of the first rotary driving device 5 is perpendicular to the rotary shaft 3646, the first rotary drive device 2c5 is fixedly mounted on the slide base 2 b.
Based on the above embodiments, the technical problem that the present application intends to solve is how the vertical vibration device 2 drives the ball milling jar 1 to vibrate in the vertical direction. Therefore, the sliding seat 2b is connected with the installation base 2a, the guide sleeve 2a6 at the bottom of the installation base 2a is inserted on the guide rod 2b1 at the top of the sliding seat 2b to ensure that the moving path of the installation base 2a in the vertical direction is stable, the damping spring 2b2 sleeved on the guide rod 2b1 is elastically connected with the installation base 2a and the sliding seat 2b to buffer the vibration of the installation base 2a and prevent the structure of the installation base 2a from being damaged, the driving unit 2c drives the rotary disc 2c4 at the working end of the driving unit to rotate through the first rotary driving device 2c5, the first rotary driving device 2c5 can enable the servo motor, the ball rod 2c3 on the rotary disc 2c4 changes the vertical height when the rotary disc 2c4 rotates, the ball end of the ball rod 2c3 is inserted in the installation seat 2c2 of the ball shaft sleeve 2c1 at the bottom of the installation base 2a, and the ball installation seat 2c2 moves up and down along with the ball shaft sleeve 3 so as to drive the ball shaft sleeve to rotate and move relatively The mounting base 2a of the mounting base 2c1 reciprocates up and down to realize the up-and-down vibration of the ball milling tank 1, the shaft sleeve 2c1 is mounted in the annular slide rail 2a7 at the bottom of the mounting base 2a, so that the ball head rod 2c3 drives the ball head mounting base 2c2 to rotate on the axis of the shaft sleeve 2c1, and the shaft sleeve 2c1 is inserted into the shaft rod 2b3 on the sliding base 2b to ensure the stable position of the axis of the shaft sleeve 2c 1.
Further, as shown in fig. 8 and 9:
the horizontal vibration device 3 is connected with the sliding seat 2b through a rocker arm 3a, one end of the rocker arm 3a is connected with a hinge element 2b4 positioned on one side of the sliding seat 2b in a hinged mode through a hinge joint 3a1, the other end of the rocker arm 3a is inserted on a straight rod 3b1 perpendicular to the surface of the rotating wheel 3b in a hinged mode, the axis of the rotating wheel 3b is vertically arranged, the axis of the straight rod 3b1 is parallel to the axis of the rotating wheel 3b, the rotating wheel 3b is sleeved on the base 3c, the sliding seat 2b of the vertical vibration device 2 is installed in the base 3c in a sliding mode, one end, close to the rotating wheel 3b, of the base 3c is fixedly provided with a second rotation driving device 3d, and the second rotation driving device 3d is used for driving the rotating wheel 3b to rotate.
Based on the above embodiments, the technical problem to be solved by the present application is how to drive the ball milling jar 1 to vibrate in a horizontal direction at a high frequency by the horizontal vibration device 3. For this purpose, the horizontal vibration device 3 of the present application is provided with the sliding seat 2b of the vertical vibration device 2 in a limited manner through the base 3c, so that the vertical vibration device 2 can perform horizontal reciprocating linear movement in the base 3c of the horizontal vibration device 3, the working end of the second rotary driving device 3d on the base 3c drives the rotating wheel 3b to rotate, the straight rod 3b1 arranged on the rotating wheel 3b is hinged to the hinge part 2b4 on one side of the sliding seat 2b through the rocker arm 3a, the straight rod 3b1 is located on one side of the axis of the rotating wheel 3b, so that when the rotating wheel 3b rotates, the rocker arm 3a is driven to pull the sliding seat 2b to move back and forth to realize vibration of the vertical vibration device 2 in the horizontal direction, and the vertical vibration device 2 is not influenced to drive the ball milling tank 1 to perform vibration in the vertical direction, the disorder of the beating of the grinding balls 1a in the ball milling tank 1 is improved, so as to improve the frequency of the impact of the grinding balls 1a, ensuring the dispersing effect on the agglomerated lumps.
Further, as shown in fig. 8 and 9:
the two sides of the base 3c are provided with horizontally extending limiting sliding grooves 3c1, and the sliding seat 2b is limited and installed in the base 3c through the limiting blocks 2b5 of which the two sides are matched with the cross-sectional shape of the limiting sliding grooves 3c 1.
Based on above-mentioned embodiment, this application sets up stopper 2b5 cartridge in the spacing spout 3c1 of the level that base 3c both sides set up through the both sides at sliding seat 2b, and stopper 2b5 realizes the stability to sliding seat 2b moving path, improves the stability of vertical vibrating device 2 horizontal vibration.
Further, as shown in fig. 8 and 9:
the working shaft of the second rotary driving device 3d is arranged in parallel with the axis of the rotating wheel 3b, the bottom of the rotating wheel 3b is coaxially provided with a driven gear 3b2, the working end of the second rotary driving device 3d is coaxially provided with a driving gear 3d1, a transmission belt 3d2 is sleeved on the driving gear 3d1 and the driven gear 3b2, and the transmission belt 3d2 is in transmission connection with the driving gear 3d1 and the driven gear 3b 2.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how the second rotation driving device 3d drives the turning wheel 3b to rotate. For this purpose, the present application provides a driven gear 3b2 at the bottom of the wheel 3b, and 3b3 drives a driving gear 3d1 connected to the working end of the second rotary driving device 3d through a transmission belt 3d2, wherein the second rotary driving device 3d may be a servo motor, and a certain distance is left between the second rotary driving device 3d and the wheel 3b to ensure the rotating radius of the wheel 3 b.
Further, as shown in fig. 10:
a high-speed oscillation powder dispersing method based on a bowl-shaped container comprises the following steps:
firstly, a worker puts a proper amount of agglomerated powder into a ball milling tank 1 and then puts a proper amount of grinding balls 1a, so that the ball milling tank 1 is ensured to contain the grinding balls 1a with the same quality as the powder and different diameters;
secondly, closing the top opening of the ball milling tank 1 through a closing cover 1c, placing the closed ball milling tank 1 on a mounting base 2a of a vertical vibration device 2, inserting a threaded rod 2a2 of the mounting base 2a into a mounting piece 1e of the ball milling tank 1, and fixing the mounting position of the ball milling tank 1 through a bolt 2a 3;
step three, synchronously starting the vertical vibration device 2 and the horizontal vibration device 3, and performing high-frequency vibration on the ball milling tank 1 up and down and left and right to enable the grinding balls 1a in the ball milling tank 1 to perform disordered jumping and impact, so that the agglomerated powder blocks in the ball milling tank 1 achieve the effect of grinding and dispersing the powder agglomerates;
and step four, after the vibration is finished, the worker takes down the ball milling tank 1, opens the closing cover 1c and pours the powder in the ball milling tank 1 into the filter screen to filter the grinding balls 1a and the dispersed powder.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. The utility model provides a high-speed powder dispersion equipment that vibrates based on bowl shape container, including ball-milling jar (1), and place grinding ball (1a) that a plurality of size is different in ball-milling jar (1), a serial communication port, ball-milling jar (1) has bowl form base (1b), bowl form base (1b) makes ball-milling jar (1) bottom present the arc surface of curved surface form, the top of ball-milling jar (1) is provided with closing cap (1c), ball-milling jar (1) fixed mounting is on vertical vibrating device (2), vertical vibrating device (2) are used for driving ball-milling jar (1) and vibrate in vertical direction, vertical vibrating device (2) slidable mounting is on the work end of horizontal vibrating device (3), horizontal vibrating device (3) are used for driving ball-milling jar (1) and vibrate in the horizontal direction, when vertical vibrating device (2) and horizontal vibrating device (3) start, the grinding balls (1a) do disordered jumping and impacting inside the ball milling tank (1).
2. The high-speed oscillating powder dispersing apparatus based on bowl-shaped container according to claim 1, wherein the grinding balls (1a) are made of metal which is the same as the processing powder, the diameter of the grinding balls (1a) is 1-50mm, and the density of the grinding balls (1a) is 2.5-19g per cubic centimeter.
3. The bowl-shaped container-based high-speed oscillating powder dispersing apparatus according to claim 1, wherein the inner wall of the ball milling jar (1) is provided with rifling (1d) distributed around the axis of the ball milling jar (1) at equal intervals, and the rifling (1d) is a hill-shaped curved surface.
4. A bowl-shaped container based high speed oscillating powder dispersing apparatus according to claim 1, the ball mill is characterized in that the vertical vibration device (2) comprises a mounting base (2a) fixedly mounted with the ball mill tank (1), mounting pieces (1e) are arranged on two sides of the outer wall of the grinding ball (1a), a vertically through insertion hole (1e1) is formed in the mounting pieces (1e), a supporting rod (2a1) extending vertically upwards on the mounting base (2a) and the insertion hole (1e1) are coaxially arranged, the bottom of the mounting piece (1e) is supported at the top of the supporting rod (2a1), a threaded rod (2a2) at the top of the supporting rod (2a1) is inserted into the insertion hole (1e1), bolts (2a3) are screwed on the threaded rods (2a2) to fix the positions of the ball milling tank (1) and the mounting base (2a), and flat gaskets (2a4) and spring gaskets (2a5) are arranged between the bolts (2a3) and the mounting piece (1 e).
5. The high-speed oscillating powder dispersing equipment based on the bowl-shaped container as claimed in claim 4, wherein the mounting base (2a) is mounted on the sliding base (2b) below, the bottom of the mounting base (2a) is provided with a plurality of guide sleeves (2a6), the sliding base (2b) is provided with a plurality of guide rods (2b1) which are in the same line with the axis position of the guide sleeves (2a6), the guide rods (2b1) are inserted into the guide sleeves (2a6), the guide rods (2b1) are sleeved with damping springs (2b2), and the damping springs (2b2) elastically connect the top of the sliding base (2b) with the bottom of the mounting base (2 a).
6. The high-speed oscillating powder dispersing apparatus based on bowl-shaped container according to claim 5, wherein the driving unit (2c) drives the mounting base (2a) to reciprocate in the axial direction of the sliding seat (2b), the driving unit (2c) comprises a shaft sleeve (2c1), the shaft sleeve (2c1) is sleeved in an annular slide rail (2a7) arranged at the bottom of the mounting base (2a), the sliding seat (2b) is provided with a shaft rod (2b3) with the same axial position as the shaft sleeve (2c1), the shaft rod (2b3) is inserted in the shaft sleeve (2c1), the outer wall of the shaft sleeve (2c1) is provided with a ball head mounting seat (2c2), the axis of the ball head mounting seat (2c2) is perpendicular to the axis of the shaft sleeve (2c1), the ball head mounting seat (2c2) is sleeved with a ball rod (2c 3c) coaxially arranged with the ball mounting seat (2c2), the ball rod (2c 638) is arranged at the side of the turntable (2c 3c) facing the turntable 1), the axis of the ball head rod (2c3) is arranged parallel to the axis of the rotary table (2c4), the rotary table (2c4) is coaxially arranged on the working end of the first rotary driving device (2c5), the rotating shaft of the first rotary driving device (2c5) is perpendicular to the axis of the shaft sleeve (2c1), and the first rotary driving device (2c5) is fixedly arranged on the sliding seat (2 b).
7. The high-speed oscillating powder dispersing apparatus based on bowl-shaped container according to claim 6, wherein the horizontal vibrating device (3) is linked with the sliding seat (2b) through a rocker arm (3a), one end of the rocker arm (3a) is hinged with a hinge part (2b4) on one side of the sliding seat (2b) through a hinge joint (3a1), the other end of the rocker arm (3a) is inserted on a straight rod (3b1) perpendicular to the surface of the rotating wheel (3b), the axis of the rotating wheel (3b) is vertically arranged, the axis of the straight rod (3b1) is parallel to the axis of the rotating wheel (3b), the rotating wheel (3b) is sleeved on the base (3c), the sliding seat (2b) of the vertical vibrating device (2) is slidably arranged in the base (3c), a second rotary driving device (3d) is fixedly arranged on one end of the base (3c) close to the rotating wheel (3b), the second rotary driving device (3d) is used for driving the rotating wheel (3b) to rotate.
8. The high-speed oscillating powder dispersing equipment based on bowl-shaped container according to claim 7, characterized in that the base (3c) is provided with horizontally extending limiting chutes (3c1) at both sides, and the sliding seat (2b) is limited and installed in the base (3c) by the limiting blocks (2b5) whose both sides are matched with the cross-sectional shape of the limiting chutes (3c 1).
9. The bowl-shaped container-based high-speed oscillating powder dispersing device according to claim 7, wherein the working shaft of the second rotary driving device (3d) is arranged in parallel with the axis of the rotating wheel (3b), the bottom of the rotating wheel (3b) is coaxially provided with the driven gear (3b2), the working end of the second rotary driving device (3d) is coaxially provided with the driving gear (3d1), the driving gear (3d1) and the driven gear (3b2) are sleeved with the transmission belt (3d2), and the transmission belt (3d2) is in transmission connection with the driving gear (3d1) and the driven gear (3b 2).
10. A high-speed oscillation powder dispersing method based on a bowl-shaped container is characterized by comprising the following steps:
firstly, a worker puts a proper amount of agglomerated powder into a ball milling tank (1), and then puts a proper amount of grinding balls (1a) to ensure that the ball milling tank (1) contains the grinding balls (1a) with the same quality as the powder and different diameters;
secondly, closing an opening at the top of the ball milling tank (1) through a closing cover (1c), placing the closed ball milling tank (1) on a mounting base (2a) of a vertical vibration device (2), inserting a threaded rod (2a2) of the mounting base (2a) into a mounting piece (1e) of the ball milling tank (1), and fixing the mounting position of the ball milling tank (1) through a bolt (2a 3);
step three, synchronously starting the vertical vibration device (2) and the horizontal vibration device (3), and performing high-frequency vibration on the ball milling tank (1) up and down and left and right to enable the grinding balls (1a) in the ball milling tank (1) to perform disordered jumping and impact, so that agglomerated powder blocks in the ball milling tank (1) achieve the effect of grinding and dispersing the powder blocks;
and step four, after the vibration is finished, the worker takes down the ball milling tank (1), opens the closing cover (1c) and pours the powder in the ball milling tank (1) into the filter screen to filter the grinding balls (1a) and the dispersed powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265456.5A CN114832912A (en) | 2022-03-17 | 2022-03-17 | High-speed oscillation powder dispersing equipment based on bowl-shaped container and dispersing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265456.5A CN114832912A (en) | 2022-03-17 | 2022-03-17 | High-speed oscillation powder dispersing equipment based on bowl-shaped container and dispersing method thereof |
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| CN114832912A true CN114832912A (en) | 2022-08-02 |
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| CN202210265456.5A Pending CN114832912A (en) | 2022-03-17 | 2022-03-17 | High-speed oscillation powder dispersing equipment based on bowl-shaped container and dispersing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253822A (en) * | 2022-08-22 | 2022-11-01 | 戴薇 | Medical examination homogenizing device and using method thereof |
| CN117298958A (en) * | 2023-11-30 | 2023-12-29 | 中国建筑第五工程局有限公司 | Multistage dispersion equipment of solid-liquid filler |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191023810A (en) * | 1910-10-14 | 1911-03-02 | Adolphe Dejardin | Improvements in Crushing Mills for Caoutchouc Lianas and Plants. |
| CN85205222U (en) * | 1985-12-14 | 1986-10-22 | 国家建筑材料工业局人工晶体研究所 | Diamond-crushing and reshaping device |
| CN201454605U (en) * | 2009-07-16 | 2010-05-12 | 西南科技大学 | Preparation device of Chinese medicine superfine powder |
| CN210935175U (en) * | 2019-09-09 | 2020-07-07 | 青岛三福有机复合肥料有限公司 | Particle screening device for producing organic compound fertilizer |
| CN213055561U (en) * | 2020-08-06 | 2021-04-27 | 常州苏盛塑粉制造有限公司 | Plastic powder grinder |
| CN113171846A (en) * | 2021-04-12 | 2021-07-27 | 西北工业大学 | Planetary ball mill and ball milling tank for same |
| CN215087866U (en) * | 2021-03-16 | 2021-12-10 | 贵州兴电新型建材有限公司 | Waste brick sand crushing device |
-
2022
- 2022-03-17 CN CN202210265456.5A patent/CN114832912A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191023810A (en) * | 1910-10-14 | 1911-03-02 | Adolphe Dejardin | Improvements in Crushing Mills for Caoutchouc Lianas and Plants. |
| CN85205222U (en) * | 1985-12-14 | 1986-10-22 | 国家建筑材料工业局人工晶体研究所 | Diamond-crushing and reshaping device |
| CN201454605U (en) * | 2009-07-16 | 2010-05-12 | 西南科技大学 | Preparation device of Chinese medicine superfine powder |
| CN210935175U (en) * | 2019-09-09 | 2020-07-07 | 青岛三福有机复合肥料有限公司 | Particle screening device for producing organic compound fertilizer |
| CN213055561U (en) * | 2020-08-06 | 2021-04-27 | 常州苏盛塑粉制造有限公司 | Plastic powder grinder |
| CN215087866U (en) * | 2021-03-16 | 2021-12-10 | 贵州兴电新型建材有限公司 | Waste brick sand crushing device |
| CN113171846A (en) * | 2021-04-12 | 2021-07-27 | 西北工业大学 | Planetary ball mill and ball milling tank for same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253822A (en) * | 2022-08-22 | 2022-11-01 | 戴薇 | Medical examination homogenizing device and using method thereof |
| CN117298958A (en) * | 2023-11-30 | 2023-12-29 | 中国建筑第五工程局有限公司 | Multistage dispersion equipment of solid-liquid filler |
| CN117298958B (en) * | 2023-11-30 | 2024-02-23 | 中国建筑第五工程局有限公司 | Multistage dispersion equipment of solid-liquid filler |
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