CN203494576U - Grinding device - Google Patents
Grinding device Download PDFInfo
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- CN203494576U CN203494576U CN201320505919.7U CN201320505919U CN203494576U CN 203494576 U CN203494576 U CN 203494576U CN 201320505919 U CN201320505919 U CN 201320505919U CN 203494576 U CN203494576 U CN 203494576U
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- grinding
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- wheel body
- axial
- lapping device
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Abstract
The utility model discloses a grinding device, comprising a grinding cylinder, a grinding mechanism and a material separating mechanism, wherein the grinding mechanism comprises a grinding disperse wheel which comprises a grinding wheel body with a central through hole; axial holes distributed around the central through hole are evenly formed in two sides of the grinding wheel body respectively, and are communicated with radial blind holes evenly distributed along the radial direction of the grinding wheel body to form an axial channel; radial channels formed by the radial through holes in the outer side and the inner side in the radial direction are formed between the adjacent radial blind holes. The axial channels formed by the axial holes and the radial blind holes and the radial channels which are distributed at intervals are formed in the grinding wheel body, so that grinding balls and grinding materials form an axial annular flow in the axial channels of the grinding wheel body and form a radial annular flow in the radial channels; the grinding balls have autorotation rate when moving in the tangential direction, so that tangential torque is generated between the grinding balls, and the probability of capturing the grinding materials is increased. Thus, the phenomenon that the materials are aggregated again after being grinded and used for a long time is changed, so that the grinding efficiency is improved.
Description
Technical field
The utility model relates to grinding technique field, particularly a kind of lapping device that adopts wet grinding ultrafine particle.
Background technology
In milling apparatus, conventionally by dispersion impeller or dispersion wheel, drive mill ball high-speed motion, between mill ball, extruding makes grinding material broken mutually, realization is ground particle, and by separator, ground material is separated with mill ball with the material not ground, make ground material output.
Existing lapping device is when work; can only make mill ball move in one direction; make can only grind by collision between mill ball and material; only in subregion, just can there is good grinding effect; and the material that is distributed in the most of region in sand cylinder is difficult to come in contact collision with speed lapping ball; cause grinding inhomogeneous, long-time grinding is easily to make to grind to form less particulate can again reunite, and grinding efficiency is lower.Simultaneously, because the feed side of abrasive areas and the pressure distribution of exit side are inhomogeneous, form bypass effect, make the axially extending bore of most of grinding material from disperser directly flow to discharging one side, the material that makes to enter not grinding moves to separator.
Summary of the invention
The technical problem that the utility model mainly solves is to provide a kind of lapping device, this lapping device can make mill ball move in many aspects, making mill ball catch grinding material probability increases, reach and improve grinding efficiency technique effect, adopt the lapping device of this grinding distribution wheel can avoid gathering and the even phenomenon of grinding chamber pressure of the material that overgrinding causes simultaneously.
In order to address the above problem, the utility model provides a kind of lapping device, this lapping device comprises sand cylinder, is located at grinding mechanism and feed separation mechanism in sand cylinder, described grinding mechanism comprises at least one grinding distribution wheel, this grinding distribution wheel comprises the abrasive wheel body that is provided with central through hole, in abrasive wheel body both sides, be evenly provided with respectively and be distributed in central through hole axial hole around, this axial hole be uniformly distributed in abrasive wheel body radial blind holes radially and be communicated with formation axial passage; Between adjacent radial blind holes, be provided with a radial passage that is communicated with the radial direction through hole formation of abrasive wheel body radial outside and inner side.
Say further, described abrasive wheel body comprises spacer and the dispersing tablet of being located at least one side of spacer, and the side that wherein said dispersing tablet coordinates with spacer is provided with the V-type gib block being evenly distributed, and the inside bottom of this V-type gib block is communicated with axially extending bore.
Say further, between described V-type gib block, be provided with radially guide groove.
Say further, the curved discrete distribution of described V-type gib block, the radially guide groove between two V-type gib blocks is curved discrete distribution also.
Say further, described spacer and dispersing tablet correspondence position are evenly provided with fixing hole.
Say further, described axial hole in the shape of a spiral.
Say further, described dispersing tablet edge wherein axial cross section is trapezium structure, and described axial hole is positioned at its waist.
Say further, described feed separation mechanism is located at grinding cylinder in one end, and the other end is positioned at the centre bore of described abrasive wheel body, between this feed separation mechanism outside and center bore inner wall, is provided with feed separation gap.
Say further, described sand cylinder outside is also provided with the jacket casing with two import and export, forms cooling cavity between this jacket casing and sand cylinder.
Say further, described feed separation mechanism comprises the separator being rotationally connected with sand cylinder or grinding distribution wheel, this separator comprises the separated body and the separating component being connected with separated body that is provided with cavity, this cavity is communicated with tapping channel, this separating component be radially evenly provided with a plurality of separated slivers, between two neighbours' two separated slivers, be provided with the split tunnel that is communicated with the outside and cavity of separating component.
Say further, described cavity is horn structure, and described sorting hole is structure in the shape of a spiral.
Say further, described separated sliver is blade structure.
The utility model lapping device, comprise sand cylinder, be located at grinding mechanism and feed separation mechanism in sand cylinder, described grinding mechanism comprises at least one grinding distribution wheel, this grinding distribution wheel comprises the abrasive wheel body that is provided with central through hole, in abrasive wheel body both sides, be evenly provided with respectively and be distributed in central through hole axial hole around, this axial hole be uniformly distributed in abrasive wheel body radial blind holes radially and be communicated with formation axial passage; Between adjacent radial blind holes, be provided with a radial passage that is communicated with the radial direction through hole formation of abrasive wheel body radial outside and inner side.Due to abrasive wheel body be provided with by axial hole and radial blind holes form axial passage and radial passage spaced apart, mill ball and grinding material form axial circulating current and radial passage formation radial circular flow at the axial passage of abrasive wheel body, mill ball has rotational velocity in tangential direction motion, make to produce between mill ball tangential torsion, increase the probability of catching grinding material, thereby change the long-time phenomenon that spent material is reunited again of grinding, and then improve grinding efficiency.The mill ball that simultaneously return port between two dispersion hole makes part enter centre bore grinds circulation from answering passage to enter, and the mill ball quantity that makes to be positioned at the grinding circulation of grinding distribution wheel keeps stable state, and lapping device internal pressure is evenly distributed.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, and accompanying drawing in describing is embodiment more of the present utility model, to those skilled in the art, do not paying under the prerequisite of creative work, can also obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the utility model lapping device example structure schematic diagram.
Fig. 2 is a grinding distribution wheel example structure schematic diagram.
Fig. 3 is grinding distribution wheel example structure decomposing schematic representation.
Fig. 4 grinds separator example structure schematic diagram.
Fig. 5 is separating component example structure schematic diagram.
Below in conjunction with embodiment, and with reference to accompanying drawing, the realization of the utility model object, functional characteristics and advantage are described further.
The specific embodiment
In order to make object, technical scheme and the advantage of utility model clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope that the utility model is protected.
As shown in Figure 1, Figure 2 and Figure 3, the utility model provides a kind of lapping device embodiment.
This lapping device comprises: sand cylinder 2, be located at grinding mechanism and feed separation mechanism 6 in sand cylinder 2, this grinding mechanism comprises at least one grinding distribution wheel 8, this grinding distribution wheel comprises the abrasive wheel body that is provided with central through hole 80, in abrasive wheel body both sides, be evenly provided with respectively and be distributed in central through hole 80 axial hole 83 around, this axial hole 83 be uniformly distributed in abrasive wheel body radial blind holes 82 radially and be communicated with formation axial passage; Between adjacent radial blind holes 82, be provided with a radial passage that is communicated with the radial direction through hole formation of abrasive wheel body radial outside and inner side.
Specifically, this lapping device comprises sand cylinder 2 and is located at grinding mechanism 8 and the feed separation mechanism 6 in sand cylinder 2, cover 1 and rear cover 3 before sand cylinder 2 both sides are respectively equipped with, and the charging aperture 11 of being located on front cover 1 is communicated with sand cylinder 2 is interior.On this front cover 1, be provided with the rotating seal ring 5 coordinating with rotating shaft 4, these rotating shaft 4 one end are connected with drive motors, and the grinding distribution wheel 8 in the other end and position cylindrical shell 2 is fixing.Described feed separation mechanism is located at grinding cylinder 2 in 6 one end, and the other end is positioned at the central through hole 80 of described abrasive wheel body, between these feed separation mechanism 6 outsides and central through hole 80 inwalls, is provided with feed separation gap.
This grinding distribution wheel 8 comprises the abrasive wheel body that is provided with central through hole 80, this abrasive wheel body comprises spacer 81 and is located at the dispersing tablet 83 of spacer 81 both sides, the side that wherein said dispersing tablet 83 coordinates with spacer 81 is provided with the V-type gib block 831 being evenly distributed, these V-type gib block 831 inner side ends are communicated with axial hole 835, described V-type gib block 831 forms axial passage while coordinating with spacer 81, be that described V-type gib block 831 forms radial blind holes 833 while coordinating with spacer 81, the end of this radial blind holes is communicated with axial hole 835 and forms axial passage.Between two adjacent V-type gib blocks 831, be provided with radially guide groove 834, this forms the radial passage that is communicated with outside and inner side when radially guide groove 834 coordinates with spacer 81.
During work, dispersion wheel rotates along F direction, and mill ball and grinding material form axial passage at axial hole 835 with radial blind holes 833 and outwards move, and forms and grinds circulation; Between two adjacent radial blind holes 833, be provided with the radial passage of radially guide groove 834 formation that are communicated with central through hole 80 and abrasive wheel body radial outside, make the material not grinding and the mill ball that enter central through hole again get back to grinding circulation and grind from radial passage.While moving the grinding circulation of formation in radial passage, can make mill ball produce rotation when motion, make mill ball can produce and contact grinding with material with tangential direction in direction of advance, increase the probability of catching grinding material, improve grinding efficiency.
Grinding distribution wheel high speed rotating, forms in grinding distribution wheel periphery the closely knit abrasive areas that the mill ball by high-speed motion forms, and this region is positioned near charging product, makes material just can enter to the separator that is positioned at material outlet by this closely knit abrasive areas.
Simultaneously owing to forming axial circulating current at mill ball and material in abrasive wheel body outside, on material outgoing route, forming a closely knit grinding spheroid distributes, material only has the mill ball distributed areas by dense distribution just can move to discharging opening, and the efficiency that material grinds in closely knit mill ball region is higher.
In the present embodiment, described axial hole 836 in the shape of a spiral, can reduce mill ball and grinding material and enter the loss of radially grinding circulation speed per hour degree, and the speed while making mill ball and grinding material leave body is maximum, increase mill ball and catch the probability of grinding material, thereby improve the efficiency of grinding.Described grinding distribution wheel can be established one or more as required.
Described radial blind holes 835 is horn-like or V-shape can cast material and mill ball aside abrasive wheel body better.The curved discrete distribution of described V-type gib block 831, radially guide groove 834 between two adjacent V-type gib blocks 831 is curved discrete distribution also, speed loss while making mill ball and grinding material admission passage is minimum, speed while leaving body is maximum, increase mill ball and catch the probability of grinding material, thereby improve the efficiency of grinding.
Described abrasive wheel body shaft is evenly provided with fixing hole 836 to annular, convenient by itself and driving mechanism or a plurality of abrasive wheel bodies are fixed.Described dispersing tablet 84 edges wherein axial cross section are trapezium structure, and described axial hole 835 is positioned at its waist.
Owing to forming axial circulating current at mill ball and material in abrasive wheel body outside, on material outgoing route, forming a closely knit grinding spheroid distributes, material only has the mill ball distributed areas by dense distribution just can move to discharging opening, and the efficiency that material grinds in closely knit mill ball region is higher.The outside of described dispersing tablet 2 is convex shape structure, and the inclined-plane forming between these dispersing tablet 84 tops and bottom is provided with the axial hole 835 being communicated with radial blind holes 833, can better mill ball or material be sucked to axial passage, improves grinding efficiency.
As required, described separator 6 can be fixed at rear cover 3, also can be rotatably assorted with rear cover 3.Described grinding distribution wheel 8 can be a plurality of being serially connected.
As required, described separator 6 also can be arranged in rotating shaft, synchronizes and rotates with rotating shaft.This rotating shaft is provided with the through hole being connected with separator 6, forms tapping channel, and other structures and the course of work are same as the previously described embodiments, repeat no more.
Described sand cylinder 2 outsides are also provided with the jacket casing 9 with two import and export, form cooling cavity 91 between this jacket casing 9 and sand cylinder 2, and the heat can be better producing when grinding sheds.
[0039]as shown in Figure 4 and Figure 5, described feed separation mechanism comprises the separator being rotationally connected with sand cylinder or grinding distribution wheel, this grinding separator comprises the separated body and the separating component 61 being connected with separated body that is provided with cavity 63, this cavity 63 is communicated with tapping channel 64, between the two separated slivers 611 that are radially evenly provided with a plurality of separated sliver 611, two neighbours of this separating component 61, be provided with the split tunnel 612 that is communicated with separating component outside and cavity.
Specifically, described cavity 63 is horn structure, and when separated body high speed rotating, larger material can be distributed in cavity 63 outsides, is positioned at and separates the place close to from parts 61.Described split tunnel 612 is structure in the shape of a spiral.Described separated sliver 611 is blade structure, can better the material not ground and the mill ball that enter cavity 63 be left to grinding separator body.The outside of described separated body is provided with annular shoulder 62, and along grinding, separator axial section is in T shape.
During work, under the drive of drive unit, this grinds separator high speed rotating, form the material size that distributing from inside to outside around by greatly grinding separator, the less grinding material that is positioned at inner side enters tapping channel output from cavity, enters material and the mill ball that cavity is larger and enters in sand cylinder from split tunnel by trumpet-shaped cavity.Because this grinding separator can form from inside to outside diameter at material around it, become gradually large layering, make less material particles separated swimmingly, improve feed separation efficiency.
Described feed separation mechanism can be connected with rotating shaft as required, and synchronously rotates; Also can be arranged on rear cover drives by motor.Can also fix with rear cover, during work, not rotate.
Above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement, and these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (2)
1. a lapping device, comprises sand cylinder and is located at grinding mechanism and the feed separation mechanism in sand cylinder, it is characterized in that:
Described grinding mechanism comprises at least one grinding distribution wheel, this grinding distribution wheel comprises the abrasive wheel body that is provided with central through hole, in abrasive wheel body both sides, be evenly provided with respectively and be distributed in central through hole axial hole around, this axial hole be uniformly distributed in abrasive wheel body radial blind holes radially and be communicated with formation axial passage; Between adjacent radial blind holes, be provided with a radial passage that is communicated with the radial direction through hole formation of abrasive wheel body radial outside and inner side.
?
2. lapping device according to claim 1, is characterized in that:
Described abrasive wheel body comprises spacer and the dispersing tablet of being located at least one side of spacer, and the side that wherein said dispersing tablet coordinates with spacer is provided with the V-type gib block being evenly distributed, and the inside bottom of this V-type gib block is communicated with axially extending bore.
3. lapping device according to claim 2, is characterized in that:
Between described V-type gib block, be provided with radially guide groove.
4. lapping device according to claim 3, is characterized in that:
The curved discrete distribution of described V-type gib block, the radially guide groove between two V-type gib blocks is curved discrete distribution also.
5. lapping device according to claim 2, is characterized in that:
Described spacer and dispersing tablet correspondence position are evenly provided with fixing hole.
6. lapping device according to claim 1 and 2, is characterized in that:
Described axial hole in the shape of a spiral.
7 lapping devices according to claim 2, is characterized in that:
Described dispersing tablet edge wherein axial cross section is trapezium structure, and described axial hole is positioned at its waist.
8. lapping device according to claim 1, is characterized in that:
Described feed separation mechanism is located at grinding cylinder in one end, and the other end is positioned at the centre bore of described abrasive wheel body, between this feed separation mechanism outside and center bore inner wall, is provided with feed separation gap.
9. lapping device according to claim 5, is characterized in that:
Described sand cylinder outside is also provided with the jacket casing with two import and export, forms cooling cavity between this jacket casing and sand cylinder.
10. lapping device according to claim 5, is characterized in that:
Described feed separation mechanism comprises the separator being rotationally connected with sand cylinder or grinding distribution wheel, this separator comprises the separated body and the separating component being connected with separated body that is provided with cavity, this cavity is communicated with tapping channel, this separating component be radially evenly provided with a plurality of separated slivers, between two neighbours' two separated slivers, be provided with the split tunnel that is communicated with the outside and cavity of separating component.
Priority Applications (1)
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CN201320505919.7U CN203494576U (en) | 2013-04-27 | 2013-08-13 | Grinding device |
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CN201320238972.5 | 2013-04-27 | ||
CN201320238972 | 2013-04-27 | ||
CN201320505919.7U CN203494576U (en) | 2013-04-27 | 2013-08-13 | Grinding device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103418460A (en) * | 2013-04-27 | 2013-12-04 | 占天义 | Grinding device |
CN104028343A (en) * | 2014-06-11 | 2014-09-10 | 占天义 | Device for finely crushing and grading through wet process |
CN104888900A (en) * | 2015-06-10 | 2015-09-09 | 占天义 | Novel dispersion grinding device |
CN113522469A (en) * | 2021-07-27 | 2021-10-22 | 哈尔滨学院 | Device for pollutant treatment and decomposition |
CN113856841A (en) * | 2021-09-23 | 2021-12-31 | 深圳市叁星飞荣机械有限公司 | Circulating grinding mechanism of sand mill and sand mill |
US20230173502A1 (en) * | 2020-04-30 | 2023-06-08 | Vectis Pty Ltd as trustee for JJB Trust | A grinding mill rotor |
-
2013
- 2013-08-13 CN CN201320505919.7U patent/CN203494576U/en not_active Withdrawn - After Issue
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103418460A (en) * | 2013-04-27 | 2013-12-04 | 占天义 | Grinding device |
CN103418460B (en) * | 2013-04-27 | 2016-01-13 | 占天义 | A kind of lapping device |
CN104028343A (en) * | 2014-06-11 | 2014-09-10 | 占天义 | Device for finely crushing and grading through wet process |
WO2015188759A1 (en) * | 2014-06-11 | 2015-12-17 | 深圳市博亿化工机械有限公司 | Novel dispersion grinding device |
CN104028343B (en) * | 2014-06-11 | 2020-11-17 | 博亿(深圳)工业科技有限公司 | Wet-process fine crushing and grading device |
CN104888900A (en) * | 2015-06-10 | 2015-09-09 | 占天义 | Novel dispersion grinding device |
CN104888900B (en) * | 2015-06-10 | 2019-11-01 | 博亿(深圳)工业科技有限公司 | Novel dispersion grinder |
US20230173502A1 (en) * | 2020-04-30 | 2023-06-08 | Vectis Pty Ltd as trustee for JJB Trust | A grinding mill rotor |
CN113522469A (en) * | 2021-07-27 | 2021-10-22 | 哈尔滨学院 | Device for pollutant treatment and decomposition |
CN113856841A (en) * | 2021-09-23 | 2021-12-31 | 深圳市叁星飞荣机械有限公司 | Circulating grinding mechanism of sand mill and sand mill |
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C25 | Abandonment of patent right or utility model to avoid double patenting |