CN2805918Y

CN2805918Y - Powder micronized grinding and dispersing equipment

Info

Publication number: CN2805918Y
Application number: CN 200520114227
Authority: CN
Inventors: 邱家淼; 陈成家
Original assignee: FU CHUN SHIN PRECISION INDUSTRY Co Ltd
Current assignee: FU CHUN SHIN PRECISION INDUSTRY Co Ltd
Priority date: 2005-07-21
Filing date: 2005-07-21
Publication date: 2006-08-16
Anticipated expiration: 2015-07-21

Abstract

The utility model discloses a powder micronizing grinding and dispersing device which comprises a grinding cylinder mechanism, an upper cover, a stirring mechanism and a filtering mechanism, wherein the grinding cylinder mechanism is provided with a grinding chamber; the stirring mechanism comprises a rotating shaft, a plurality of stirring pieces and at least a set of blade seats, the rotating shaft is inserted in the upper cover, the stirring pieces are fixedly sheathed on the rotating shaft and are used for stirring grinding medium and feed particles, and the blade seats are fixed on the rotating shaft and can generate airflow which prevents the feed particles from passing through the upper cover upwards; the filtering mechanism is arranged in the grinding chamber, shields an inward opening of a feed discharging hole and is provided with a plurality of filtering gaps which have predetermining sizes and are respectively communicated with the feed discharging hole and the grinding chamber. Because the blade seats generate the airflow which faces to the grinding chamber, the airflow can compel the feed particles or fine particle finished products to exhaust through the filtration gaps and the feed discharging hole and the feed particles and the fine particle finished products do not leak from a gap between the upper cover and the rotating shaft.

Description

Powder pelletizing and grinding dispersion equipment

Technical field

The utility model relates to a kind of grinding dispersing apparatus, particularly relates to a kind of powder pelletizing and grinding dispersion equipment.

Background technology

In development in science and technology now; fine-particle solid is disperseed to mix technology in the aqueous solution equably; be considerable technology during many basic industries develop with the science and technology industry; for example printing ink, dyestuff, agricultural chemicals; or even the micronize of employed medicine etc. is gone up in medical treatment; can improve the service efficiency of entire product by this micronize technology.

As shown in Figure 1, be general powder micronize grinder, this grinder roughly comprises the capping 22 that a grinding cylinder 21, is covered on grinding cylinder 21 tops, and a rabbling mechanism 23 that is plugged in the grinding cylinder 21.This grinding cylinder 21 have an opening up and can ccontaining feed particles (figure does not show) and the abrasive media grinding chamber 210 of (figure does not show).This capping 22 comprises that one is covered on these grinding cylinder 21 tops and has a lid body 221 that is communicated with the assembly hole 220 of grinding chamber 210, and a ring-shaped rubber axle that is fixedly arranged on assembly hole 220 peripheries of this lid body 221 seals 222.Abrasive media can be the pearl body that steel ball, bead or other hard material are made.

When this grinder begins start, this rabbling mechanism 23 can be at a high speed from transferring to stir feed particles and abrasive media, make abrasive media treat feed particles in grinding chamber 210 high speed displacements and bump grinding, raw material particle size is diminished gradually and disperse, and become required particulate finished product, and, prevent that particulate finished product and abrasive media from leaking outside via assembly hole 220 by being sheathed on this rotating shaft 231 axle envelope 222 on every side.After grinding is finished, again capping 22 is opened and finished product is taken out.

Because in process of lapping, this rotating shaft 231 can be rotated relative to this axle envelope 222 with quite high rotating speed, and under the situation of long-time high speed rotating friction, can make this envelope 222 continue to be in the condition of high temperature, axle envelope 22 is very easily damaged, and can be caused the powder finished product to leak outside.Be head it off, at present existing dealer directly changes to this rubber shaft seal 222 front mechanical seal (figure does not show) with refrigerating function, though can avoid the high temperature of general axis envelope 222 and the problem that leaks outside, but because of the precise structure cost height of mechanical shaft seal, so can make the manufacturing cost of whole grinder higher.

In addition, in the time will making the particulate finished product in a large number, need usually to adopt large-scale grinding cylinder 21, cause the grinder cost higher with big grinding chamber 210.And after a collection of particulate finished product grinding is finished, all must open capping 22 at every turn the particulate finished product is taken out, just again the next group feed particles be put into grinding chamber 210 more then, quite time-consuming and inconvenient.

The utility model content

The purpose of this utility model is to provide a kind of convenient use and can prevents the powder pelletizing and grinding dispersion equipment that feed particles leaks outside.

A kind of powder pelletizing and grinding dispersion equipment; be applicable to that the collocation abrasive media grinds feed particles; of the present utility model being characterised in that: comprise loam cake, that a sand cylinder mechanism, is assembled in this sand cylinder mechanism top and be plugged in a rabbling mechanism in this loam cake and a filter mechanism that is arranged in this sand cylinder mechanism.This sand cylinder mechanism has an opening up and in order to the grinding chamber of ccontaining abrasive media and feed particles, and uses a charging hole and a relief hole that enters and discharge grinding chamber for feed particles respectively.This rabbling mechanism comprises that one can uprightly be plugged in this loam cake pivotally and extends into the rotating shaft of grinding chamber, most spacer sleeves are fixed in this rotating shaft and are used for the abrasive media and the stirring piece of feed particles in the agitation grinding chamber along self axis, and a cover is fixed in the rotating shaft and can be produced by interlock and stops that feed particles up passes through the flabellum seat of the air-flow of loam cake.This filter mechanism is to be arranged in this grinding chamber and to be shielded in this relief hole opening part inwardly, and has most pre-sizings and is communicated with relief hole respectively and the time of filtration that passes through of confession feed particles only.

The utility model has the advantages that to prevent that feed particles from leaking outside, and make the material in the grinding chamber can guarantee the grinding quality and the efficient of particulate finished product at a lower temperature state.So it is very practical really and progressive.

Description of drawings

Below by most preferred embodiment and accompanying drawing to being elaborated of the utility model powder pelletizing and grinding dispersion equipment, in the accompanying drawing:

Fig. 1 is the side cutaway view of general powder micronize grinder;

Fig. 2 is the side cutaway view of an embodiment of the utility model powder pelletizing and grinding dispersion equipment;

Fig. 3 is the three-dimensional exploded view of this embodiment;

Fig. 4 is the local Zoom Side pseudosection of this embodiment.

The specific embodiment

Shown in Fig. 2～4; the embodiment of the utility model powder pelletizing and grinding dispersion equipment comprises a sand cylinder mechanism 3, and is assembled in the loam cake 5 that filter mechanism 4, in this sand cylinder mechanism 3 is assembled in this sand cylinder mechanism 3 and filter mechanism 4 tops, and a rabbling mechanism 6 that is plugged in this sand cylinder mechanism 3.And this sand cylinder mechanism 3 has opening grinding chamber 301 up, and is communicated with this grinding chamber 301 respectively and can passes in and out a charging hole 302 and a relief hole 303 of grinding chamber 301 for feed particles to be ground (figure does not show).

This sand cylinder mechanism 3 comprises the coaxial up inner core 32 that is assembled in this urceolus 31 and matches and define a hollow cooling water channel 304 with this urceolus 31 of opening urceolus 31, an opening up, and an opening is assembled in this inner core 32 up and the inside lining sleeve 33 that matches and define this grinding chamber 301 with this inner core 32.

This urceolus 31 is to be cylindric, has a urceolus body 311, and a protuberance 312 that is based in urceolus body 311 diapire end face centers.And urceolus body 311 has upper and lower interval and runs through its inside and outside side face respectively and the apopore 313 and inlet opening 314 that are communicated with this cooling water channel 304 respectively.

This inner core 32 has an opening and is arranged in the urceolus body 311 up and abuts against inner core body 321 in protuberance 312 tops, these urceolus body 311 opening leading threads of sealing to the ring-type group connecting part 322 that is based in inner core body 321 outer peripheral edges tops and up extends, and one is based in these inner core body 321 outer peripheral faces and abuts against in these urceolus body 311 inner peripheral surfaces and the strip projecting strip part 323 of spiral surrounding from lower to upper.And this inner core body 321, group connecting part 322, projecting strip part 323 match with this urceolus 31 and define this coolant flow channel 304, and this coolant flow channel 304 is to be by the inner core body 321 bottom surfaces helical form of spiral surrounding up, and be communicated with the apopore 311 and the inlet opening 312 of this urceolus 31 respectively with its top and bottom ends.And this relief hole 303 is formed extended at both sides between the inside and outside side face of this group connecting part 322 about being, and can discharge this grinding chamber 301 for feed particles.

This inside lining sleeve 33 is that assembling abuts against in the inner surface of inner core body 321, defines this grinding chamber 301 and match with the ring-type group connecting part 322 of this inner core 32.This inside lining sleeve 33 has a circle that abuts against in inner core body 321 towards upper inner surface and grinds diapire 331, and one up extends and abuts against in the grinding leg 332 of these inner core body 321 inner peripheral surfaces from these grinding diapire 331 peripheries.And grinding diapire 331 end faces of this inside lining sleeve 33 depressions has a ring-type rounded channels 333 around its central axis, and this grindings leg 332 inner peripheral surfaces also cave in the ring-type rounded channels 334 at the individual upper and lower intervals of majority is arranged.This charging hole 302 is up to extend through the urceolus body 311 of urceolus 31 and the inner core body 321 of protuberance 312, inner core 32 from these urceolus 31 bottom surfaces along central axis, and the grinding diapire 331 of inside lining sleeve 33, and can enter this grinding chamber 301 for feed particles.

This filter mechanism 4 is that this inner core body 321 end faces are fixed in assembling, and is shielded in the inboard opening part of this relief hole 303.Comprise one coaxial abut against hollow base ring 41 in grinding leg 332 end faces of this inner core body 321 and liner portion 33, most at interval in the upper and lower symmetry be stacked and placed on these base ring 41 tops spacing ring 42, most between the upper and lower every the pad 43 that is stacked and placed on 42 of this base ring 41 and spacing rings symmetrically respectively, and four down extend through symmetrically at interval pad 43, spacing ring 42 and this base ring 41 also plug-in mounting be fixed in the latch 44 of inner core body 321 end faces.

Wherein, the internal diameter of inner peripheral surface 411 root edges of this base ring 41 is to equate with the internal diameter of this inside lining sleeve 33, and inner circumferential surface 411 have one from root edge toward interior and toward the extension that tilts, and the limiting section 412 that internal diameter is restrainted gradually contract.The time of filtration 40 that spacing ring 42 matches with pad 43 and defines most upper and lower intervals and lay respectively at 42 of two spacing rings, the height of time of filtration 40 is corresponding with the thickness of pad 43, and be communicated in 301 of this relief hole 303 and grinding chambers respectively, and can only pass through for feed particles.

This loam cake 5 comprises that an assembling is fixed in group connecting part 322 tops of this inner core 32 and internal diameter and is based in butt ring portion 51 bottom surfaces and the corresponding respectively location teat that is placed on these latch 44 upper ends 52, one at interval symmetrically from the coaxial ring-type shaft sleeve part 53 of up extending of these butt ring portion 51 inner peripherals than these group connecting part 322 circlet shape butt ring portions 51, four, and one from coaxial oblique extend down and internal diameter is restrainted the ring-type bundle that the contracts portion 54 of contracting gradually of these butt ring portion 51 inner peripherals.When this loam cake 5 is assembled with sand cylinder portion 3, be to see through group connecting part 322 end faces that the post that is spirally connected (figure does not show) is locked in this butt ring portion 51 this inner core 32, and make location teat 52 be connected to spacing ring 42 end faces downwards, and make base ring 41 down compress this inside lining sleeve 33 indirectly, it is limited in the inner core 32.But when implementing not as limit.

This rabbling mechanism 6 comprise one uprightly be plugged in pivotly this shaft sleeve part 53 and bundle contract in the portion 54 and the rotating shaft 61, most that down extend into grinding chamber 301 at interval in the upper and lower cover be fixed in this rotating shaft 61 and be arranged in the agitation blades 62 of this grinding chamber 301, and together axle sleeve is fixed in this rotating shaft 61 and is arranged in the upright flabellum seat 63 of this shaft sleeve part 53.Each agitation blades 62 has one can be reached most the projected boards 622 that are based in these baseplate part 621 end faces at interval by rotating shaft 61 interlocks baseplate part 621 pivotally.This flabellum seat 63 can be pivoted by this rotating shaft 61 interlocks, contracts portion 54 and enters air-flow in this grinding chamber 301 and produce the bundle of down flowing through.In the present embodiment, the rotating shaft 61 of this rabbling mechanism 6 can be followed a drive unit (figure does not show) winding, and sees through the driving of this drive unit, and makes rotating shaft 61 along self axis pivot.The quantity of agitation blades 62 equates with rounded channels 333 quantity of this inside lining sleeve 33, and is symmetricly set in rounded channels 333 height and positions respectively, but when implementing not as limit.

When this powder pelletizing and grinding dispersion equipment uses, need abrasive media (figure does not show), and the particle diameter of this abrasive media is greater than the time of filtration 40 of filter mechanism 4 prior to adding predetermined ratio in this grinding chamber 301.And then this loam cake 5 and this rabbling mechanism 6 assemblings are fixed in this sand cylinder mechanism 3.In the present embodiment, can in this sand cylinder mechanism 3 outside, be provided with again a feed particles Feeding cylinder (scheming not show) that is connected to 303 of charging hole 302 and this relief holes, make feed particles to be ground directly continue to enter grinding chamber 301, and make by the particulate finished product after grinding and to drain back to Feeding cylinder again via relief hole 303 via this charging hole 302.In the present embodiment, abrasive media is the pearl body that steel ball, bead or high hardness material are made.

After feed particles continues to be admitted to grinding chamber 301, just can start drive unit, make this rotating shaft 61 continue to pivot at a high speed, and then drive stirring vane 62 pivot in unison, constantly stir abrasive media at a high speed by the projected board 622 of stirring vane 62, abrasive media can constantly be clashed into and grind and break up feed particles.And by rounded channels 333,334 design of inside lining sleeve 33, make abrasive media, feed particles can be along the arc surface radian of rounded channels 333,334, produce the circulation disturbance in agitation blades 62 and 333,334 of rounded channels, and then significantly improve the grinding efficiency of abrasive media.But when implementing, the position is set rounded channels 333,334 and external form can be changed according to need.

In process of lapping, the new raw material particle that the particulate finished product that particle diameter diminishes gradually and quality is just light can just be injected in the grinding chamber 301 is gradually up pushed displacement, the air-flow strength down that this moment, this flabellum seat 63 produced, can force the feed particles that is arranged under the fan page or leaf seat 63 and particulate finished product toward grinding chamber 301 displacements on every side and enter time of filtration 40, and can't continue toward top offset to enter in the shaft sleeve part 53 of loam cake 5, make material particle and particulate finished product to drain back to again in the raw material supply tube via this relief hole 303.And then enter in the grinding chamber 301 via charging hole 302 and to continue circular grinding, reached required size until the particle diameter of particulate finished product.

In addition, abrasive media is during along the arc-shaped surface of rounded channels 333 toward the cocycle disturbance, can tiltedly go up designs by the limiting section 412 of the inner peripheral surface 411 of the base ring 41 of this filter mechanism 4 toward interior extensions, can be when making most of abrasive media because of touching limited with this limiting section 412 toward top offset, can't continue toward top offset, part along with the abrasive media that moves on the particulate finished product can because of external diameter greater than grinding outside gap 40 is barred from.

During enforcement, portion's 54 internal diameters that can contract by the bundle of loam cake 5 are restrainted the design of contracting gradually, and air-flow strength is concentrated, the portion 54 and inessential but this bundle contracts.The base ring 41 of this filter mechanism 4 does not exceed with ring-type with the profile of spacing ring 42, and the stool and urine that can be designed to only to be enough to cover this relief hole 303 can.

For avoiding abrasive media and feed particles under the high speed of agitation blades 62 is stirred, to produce high temperature, sustainably cooling fluid (figure does not show) is squeezed in the cooling water channel 304 from the inlet opening 314 of urceolus 31, spiral to the process on top from these cooling water channel 304 bottoms by cooling fluid, the heat that constantly will conduct to inner core 3 lateral surfaces is taken away, and this apopore 313 is discharged certainly.Therefore, inner core 32 temperature are reduced, the temperature in the grinding chamber 301 is reduced, make abrasive media and feed particles in process of lapping, to maintain a lower temperature state, to guarantee to grind quality.During enforcement, the projecting strip part 323 of this inner core 32 is also inessential, this cooling water channel 304 is is surrounded on inner core body 321 ring-type outward.In addition, this urceolus 31 is also inessential, and just, this sand cylinder mechanism 3 can not be provided with this cooling water channel 304.During enforcement, the profile of this cooling water channel 304 is not exceeded with this kenel.

Take a broad view of above-mentioned, see through the rotating shaft 61 and flabellum seat 63 of this rabbling mechanism 6, and the shaft sleeve part 53 of this loam cake 5 and the structural design of restrainting the portion 54 of contracting, can make the feed particles that is arranged in grinding chamber 301 enter shaft sleeve part 53 at process of lapping, and force feed particles to be discharged via time of filtration 40 and relief hole 303, and can not leak outside via loam cake 5.And because of flabellum seat 63 in rotation process not and other member produce friction, so do not have the problem that axle envelope 222 in the past causes feed particles or particulate finished product to leak outside because of the high temperature damage.

In addition, by in this

charging hole

302 and 303 designs that a raw material supply tube is set of relief hole, can be in whole process of lapping, constantly feed particles is continued to send in the grinding chamber 301 and grind, and the particulate finished product that particle diameter diminishes flow back in the raw material supply tube again, utilize this circular grinding design, just can make required particulate finished product in a large number.

Be formed at the cooling water channel 304 of 32 of urceolus 31 and inner cores, can see through flowing of cooling fluid, loose and remove the heat that in process of lapping, produces, and then make the material in the grinding chamber 301 can guarantee the grinding quality and the efficient of particulate finished product at a lower temperature state.So it is very practical really and progressive.

Claims

1. powder pelletizing and grinding dispersion equipment; be applicable to that the collocation abrasive media grinds feed particles; it is characterized in that: this grinding dispersing apparatus comprises a sand cylinder mechanism; one is covered on the loam cake of this sand cylinder mechanism top; one is plugged in the rabbling mechanism that covers and extend in the sand cylinder mechanism; an and filter mechanism that is arranged in this sand cylinder mechanism; this sand cylinder mechanism has an opening up and in order to the grinding chamber of ccontaining abrasive media and feed particles; reach and use a charging hole and a relief hole that enters and discharge grinding chamber for feed particles respectively; this rabbling mechanism comprises that one can uprightly be plugged in this loam cake pivotally and extends into the rotating shaft of grinding chamber along self axis; most spacer sleeves are fixed in this rotating shaft and are used for the abrasive media in the agitation grinding chamber and the stirring piece of feed particles; and one cover be fixed in the rotating shaft and can be produced and stop the up flabellum seat of the air-flow by loam cake of feed particles by interlock; this filter mechanism is to be arranged in this grinding chamber and to be shielded in this relief hole opening part inwardly, and has most pre-sizings and is communicated with this relief hole respectively and the time of filtration that passes through of confession feed particles only.

2. powder pelletizing and grinding dispersion equipment as claimed in claim 1; it is characterized in that: this sand cylinder mechanism comprises opening inner core up; and one be assembled in this inner core and and match with inner core and to define the inside lining sleeve of this grinding chamber; this relief hole is to be formed at this inner core perisporium and to be communicated with this grinding chamber, and this charging hole is to run through to be formed in this inside lining sleeve and the inner core.

3. powder pelletizing and grinding dispersion equipment as claimed in claim 2; it is characterized in that: this loam cake comprises that one is assembled in the ring-type butt ring portion on this inner core top; and a shaft sleeve part of up extending from this butt ring portion inner peripheral, the rotating shaft of this rabbling mechanism is uprightly to be plugged in this shaft sleeve part pivotly and to extend in this grinding chamber.

4. powder pelletizing and grinding dispersion equipment as claimed in claim 3 is characterized in that: this loam cake comprises that also one tiltedly extends down and internal diameter is restrainted gradually and contracted and around the bundle of this rotating shaft portion of contracting from this butt ring portion inner peripheral.

5. powder pelletizing and grinding dispersion equipment as claimed in claim 4; it is characterized in that: this filter mechanism comprises that most upper and lower compartment of terrains are arranged at the inner peripheral surface of inner core and are shielded in the limiting plate of the opening part inwardly of this relief hole, and most are arranged between two adjacent limiting plates and match with limiting plate respectively and define the pad of the time of filtration that is communicated with grinding chamber and relief hole.

6. powder pelletizing and grinding dispersion equipment as claimed in claim 5; it is characterized in that: this inner core comprises that an opening and be placed on the outer inner core body of this inside lining sleeve up; and one radially be based in these inner core body outer peripheral edges and up extend and in order to the group connecting part of this loam cake winding; this relief hole is to be formed at week between the inside and outside side face of this group connecting part, and limiting plate and pad are to splice up and down in this inner core body top.

7. powder pelletizing and grinding dispersion equipment as claimed in claim 6 is characterized in that: limiting plate is to go to upper and lower the ring flat-plate shape of symmetry at interval.

8. powder pelletizing and grinding dispersion equipment as claimed in claim 6; it is characterized in that: this filter mechanism comprises that also one abuts against in the ring-type base ring of this inner core body end face; and this base ring inner peripheral surface has a limiting section of tiltedly going up toward interior extension, and limiting plate and pad are to splice up and down in this base ring end face.

9. powder pelletizing and grinding dispersion equipment as claimed in claim 2; it is characterized in that: this inside lining sleeve has one and is connected to the inner core grinding diapire of internal face up; and one up extend and abut against grinding leg in this inner core inner peripheral surface from this grindings diapire periphery, and this grinding diapire end face caves in a ring-type rounded channels around its center is arranged.

10. powder pelletizing and grinding dispersion equipment as claimed in claim 9 is characterized in that: the grinding leg internal face depression of this inside lining sleeve has most upper and lower continuous ring-type rounded channels.

11. powder pelletizing and grinding dispersion equipment as claimed in claim 9 is characterized in that: this charging hole is up to extend through this inner core from this inner core bottom surface to be communicated with this grinding chamber with the grinding diapire of this inside lining sleeve.

12. powder pelletizing and grinding dispersion equipment as claimed in claim 2; it is characterized in that: this sand cylinder mechanism comprises that also an opening is placed on the outer urceolus of inner core up; and this urceolus matches with inner core and defines a cooling water channel that is equipped with cooling fluid; and this urceolus has and is communicated with cooling water channel respectively and respectively can be for an inlet opening and the apopore of cooling fluid into and out of cooling water channel, and this charging hole is that tube outer surface extends through this urceolus, inner core and is communicated with this grinding chamber with inside lining sleeve outside this.

13. powder pelletizing and grinding dispersion equipment as claimed in claim 12; it is characterized in that: this inner core has an opening, and to be placed on inside lining sleeve up outer and be arranged at inner core body in this urceolus; and the group connecting part of opening that radially is based in inner core body outer peripheral edges and sealing urceolus; this loam cake is that this group connecting part top is fixed in assembling, and this inner core body and group connecting part and this urceolus match and define this cooling water channel.

14. powder pelletizing and grinding dispersion equipment as claimed in claim 13; it is characterized in that: the inlet opening of this urceolus and apopore are that upper and lower compartment of terrain is run through its inner and outer circumferential surfaces respectively; spiral surrounding is in this inner core body outer peripheral face and be connected to the projecting strip part of this urceolus inner peripheral surface from lower to upper and this inner core also has one, and this cooling water channel is to be from lower to upper that the helical form and the top and bottom ends of spiral surrounding are communicated with the inlet opening with apopore respectively.

15. powder pelletizing and grinding dispersion equipment as claimed in claim 14 is characterized in that: this charging hole be up extend through this urceolus from this urceolus bottom surface, the inner core body is communicated with this grinding chamber with inside lining sleeve.