CN101168138A - Micro grinding gear mill - Google Patents
Micro grinding gear mill Download PDFInfo
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- CN101168138A CN101168138A CNA2007101639192A CN200710163919A CN101168138A CN 101168138 A CN101168138 A CN 101168138A CN A2007101639192 A CNA2007101639192 A CN A2007101639192A CN 200710163919 A CN200710163919 A CN 200710163919A CN 101168138 A CN101168138 A CN 101168138A
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- grinding
- gear
- grinding roller
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- roller
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Abstract
The invention discloses a micro-grinding gear grinder, belonging to micro-grinding machinery. The technical scheme includes that a grinding roller (1) and a conjugate tooth profile (3) uniformly distributed on the surface of an outer cylinder of the roller compose a gear grinding roller, and a grinding roller (2) and a conjugate tooth profile (4) uniformly distributed on the surface of the outer cylinder of the roller compose one another gear grinding roller. Two gear grinding rollers with parallel axes and definite central distances are placed in a grinding body (5), each gear grinding roller is in toothed rotation around each axial cord relative to the grinding body (5) via fixed velocity ratio, and a feed inlet (6) and a feed outlet (7) are respectively arranged on the grinding body (5), forming the micro-grinding gear grinder. The working principle of the invention is that the material is disintegrated through the squeezing, grinding and shearing of the two tooth surfaces of the rollers, the invention can be adaptable to micro-grinding of powder or liquid material of the fields of chemical industry, building material, drug industry and the like.
Description
Technical field
The present invention is a kind of micro grinding gear mill, belongs to micro mist breakdown mill machinery (as shown in Figure 1); This micro grinding gear mill is to center by two to rotate apart from engagement between the gear grinding roller, thereby the two grinding roller flank of tooth reach material is carried out fragmentation material extruding, grinding; It can be applied to fields such as chemical industry, building materials, light industry, medicine, agricultural, and that powder or liquid material are carried out micro mist is broken.
Technical background
The broken technology of micro mist is the disintegrating process technology that adaptation modern chemical industry, electronics, biology and some other new material, new technology grow up to raw-material granularity requirements, fine method mainly is a mechanical crushing, comprise disintegrating apparatus such as high speed machine impact grinding, airflow milling, stirring mill, ball mill, roll-in mill, and as technological equipments such as fine graded, the product conveying of corollary equipment, medium separation, dedusting, dehydration, Detection ﹠ Controling; At present used equipment ubiquity the energy consumption height, yield poorly, defective such as contaminated material, the micro mist product of nonmetallic ore has vast market in China, so it is necessary further to develop the broken process equipment of micro mist.Germany etc. have developed the vertical roll grinder that is used for the broken processing of micro mist, and vertical roller grinder adopts material bed comminuting matter, and grinding roller directly pressurizes to material, and material is squeezed produces pulverizing with shear action, capacity usage ratio height, but complex structure, cost is than higher.
Characteristics such as micro grinding gear mill is meeting the market requirement and the atomizer tool invented, and that this product has is applied widely, the gear grinding roller is changed is convenient, wearing and tearing are little, fineness good, material is pollution-free, maintenance is easy and cost is low.
Summary of the invention
The objective of the invention is to provide a kind of micro grinding gear mill, and this micro grinding gear mill is to be rotated by the engagement of two gear grinding rollers, thereby the two grinding roller flank of tooth reach material is carried out fragmentation material extruding, grinding, shearing.It can be applied to fields such as chemical industry, building materials, light industry, medicine, agricultural, and that powder or liquid material are carried out micro mist is broken.
Comprise in order to reach the technical scheme that purpose of the present invention takes: grinding roller 1 and being fixed with one and uniform z at grinding roller 1 outer cylinder surface
1The conjugate tooth profiles 3 of individual tooth are formed a gear grinding roller, and grinding roller 2 reaches and is fixed with one and uniform z at grinding roller 2 outer cylinder surfaces
2The conjugate tooth profiles 4 of individual tooth are formed another gear grinding roller, two gear grinding roller axis are parallel, the distance that centers places mill body 5, each gear grinding roller with constant speed than rotating relative to grinding body 5 engagements around axis separately, be respectively equipped with charging aperture 6 and discharging opening 7 on the mill body 5, constitute micro grinding gear mill (as shown in Figure 1); Outer power drive grinding roller 1 (or 2), another grinding roller 2 (or 1) rotates by mutual conjugate tooth profiles 3,4 engagements on it, two conjugate tooth profiles 3,4 are the line contact, the normal direction gap is greater than zero, relative sliding velocity is greater than zero, after material enters between two conjugate tooth profiles 3,4, because conjugate tooth profiles 3,4 are slided relatively improved grinding, shearing and gap are changed the acting in conjunction comminuting matter that material is pushed, reach the extruding limit when the instantaneous contact line of material by conjugate tooth profiles 3,4, material was pulverized by the conjugate tooth profiles of gear grinding roller in 3,4 o'clock.
In the above-mentioned micro grinding gear mill, the number of teeth z of the conjugate tooth profiles 3,4 of two gear grinding rollers
1, z
2Can select arbitrarily, i.e. z
1=z
2Or z
1≠ z
2Gearratio i
12=n
1/ n
2=-z
2/ z
1
In the above-mentioned micro grinding gear mill, the tooth curve of the conjugate tooth profiles 3,4 of two gear grinding rollers can be involute, cycloid, circular arc or other curve.
In the above-mentioned micro grinding gear mill, the tooth trace of the conjugate tooth profiles 3,4 on the gear grinding roller can be a straight line, forms the straight spur gear grinding roller; The tooth trace of conjugate tooth profiles 3,4 can be a circular helix, forms the helical gears grinding roller.
1.. straight spur gear grinding roller engaged transmission condition is:
Modulus m
1=m
2=m, pressure angle α
1=α
2, centre-to-centre spacing a 〉=m (z
1+ z
2)/2,
Height of teeth root h
f＞h
a(height of teeth top), fully teeth height h=h
a+ h
f
Backlash Δ＞0, tip clearance δ＞0, registration ε 〉=1;
2.. helical gears grinding roller engaged transmission condition is:
Modulus m
N1=m
N2=m, pressure angle α
N1=α
N2, helixangle
1=-β
2=β,
Centre-to-centre spacing a 〉=0.5m (z
1+ z
2)/cos β;
Height of teeth root h
f＞h
a(height of teeth top), (fully teeth height) h=h
a+ h
f
Backlash Δ＞0, tip clearance δ＞0, registration ε 〉=1;
In the above-mentioned micro grinding gear mill, the surface of the conjugate tooth profiles 3,4 of two gear grinding rollers can be that smooth, even roughness or regular ripplet surface configuration is to adapt to different broken materials.In the above-mentioned micro grinding gear mill, two gear grinding rollers are formed the one-level pulverizing, and three gear grinding rollers are formed the secondarys pulverizing, and n gear grinding roller composition n-1 level pulverized, and a plurality of gear grinding rollers are formed the particle size after cracking and the uniformity that multistage pulverizing can improve material.
In the above-mentioned micro grinding gear mill, the backlash Δ of the conjugate tooth profiles 3,4 of two gear grinding rollers size influences particle size after cracking, and registration ε size influences the broken number of times that one-level is pulverized, and then influences the particle size after cracking and the uniformity, and Δ, ε value can be determined by design parameter.
In the above-mentioned micro grinding gear mill, each gear grinding roller axis is parallel, center apart from place mill body 5 and with constant speed than rotating relative to grinding body 5 around axis separately, each plane, axis place and horizontal plane angle can dispose in ° scope of θ=0～90.
In the above-mentioned micro grinding gear mill, two gear grinding roller crest top lands are that rotate in little gap with mill body 5, and gear grinding roller both ends of the surface seal with mill body 5, to prevent material from leakage and to ensure the negative pressure charging and the malleation discharging.
Description of drawings
Fig. 1 is a micro grinding gear mill structure principle chart of the present invention;
Fig. 2 is a micro grinding gear mill straight spur gear grinding roller structure principle chart of the present invention;
Fig. 3 is the different number of teeth gear of micro grinding gear mill of the present invention grinding roller structure principle chart;
Fig. 4 is a micro grinding gear mill helical gears grinding roller structure principle chart of the present invention;
Fig. 5 forms multistage pulverizing structure principle chart for a plurality of gear grinding rollers of micro grinding gear mill of the present invention;
Specific embodiments
With reference to the accompanying drawings embodiments of the invention are described below.
As shown in Figure 1, z
1The involute conjugate tooth profiles 3 of=17 teeth be distributed in grinding roller 1 outer cylinder surface and with 1 be fixed with one and form a gear grinding roller, z
2=z
1The involute conjugate tooth profiles 4 of=17 teeth be distributed in grinding roller 2 outer cylinder surface and with 2 be fixed with one and form another gear grinding roller, two gear grinding roller axis are parallel, centering places mill body 5 apart from a, each gear grinding roller is to wait speed ratio n
1=-n
2Rotates relative to grinding body 5 engagements around axis separately, be respectively equipped with charging aperture 6 and discharging opening 7 on the mill body 5, the formation micro grinding gear mill; Two gear grinding rollers are the straight spur gear grinding roller, modulus m
1=m
2=m, pressure angle α
1=α
2, centre-to-centre spacing a 〉=m (z
1+ z
2)/2, height of teeth root h
f＞h
a(height of teeth top), fully teeth height h=h
a+ h
fBacklash Δ＞0, tip clearance δ＞0, registration ε 〉=1, two gear grinding roller work are equivalent to a pair of straight spur gear engaged transmission, as shown in Figure 2, motor power drives grinding roller 1, grinding roller 2 is by mutual conjugate tooth profiles 3 on it, 4 engagements are rotated, two conjugate tooth profiles 3,4 are the line contact, contact wire parallels to the axis, the normal direction gap is greater than zero, relative sliding velocity is greater than zero, when material enters two conjugate tooth profiles 3, after between 4, because conjugate tooth profiles 3,4 slide relatively to improved grinding, shearing and gap change the acting in conjunction comminuting matter to the material extruding, when material passes through conjugate tooth profiles 3, reach the extruding limit during 4 instantaneous contact line, material is by the conjugate tooth profiles 3 of gear grinding roller, 4 are pulverized.Two gear grinding roller planes, axis place and horizontal plane angle θ=0 ° configuration, the vertical installation of charging aperture is convenient to material and is full of, and discharging opening is convenient to the material emptying vertically downward.
Shown in Figure 3, z
1The involute conjugate tooth profiles 3 of=17 teeth be distributed in grinding roller 1 outer cylinder surface and with 1 be fixed with one and form a gear grinding roller, z
2The involute conjugate tooth profiles 4 of=20 teeth be distributed in grinding roller 2 outer cylinder surface and with 2 be fixed with one and form another gear grinding roller, two gear grinding roller axis are parallel, centering places mill body 5 apart from a, each gear grinding roller compares i with constant speed
12=n
1/ n
2=-20/17 rotates relative to grinding body 5 engagements around axis separately, is respectively equipped with charging aperture 6 and discharging opening 7 on the mill body 5, the formation micro grinding gear mill; Two gear grinding rollers are the helical gears grinding roller, modulus m
N1=m
N2=m, pressure angle α
N1=α
N2, helixangle
1=-β
2=β, centre-to-centre spacing a 〉=0.5m. (z
1+ z
2)/cos β, height of teeth root h
f＞h
a(height of teeth top), h=h
a+ h
f, backlash Δ＞0, tip clearance δ＞0, registration ε 〉=1.Two gear grinding roller work are equivalent to a pair of helical gears engaged transmission, as shown in Figure 4, variable-frequency motor power drive grinding roller 1, grinding roller 2 is by mutual conjugate tooth profiles 3 on it, 4 engagements are rotated, two conjugate tooth profiles 3,4 are the line contact, contact wire and axis angle β, the normal direction gap is greater than zero, relative sliding velocity is greater than zero, when material enters two conjugate tooth profiles 3, after between 4, because conjugate tooth profiles 3,4 slide relatively to improved grinding, shearing and gap change the acting in conjunction comminuting matter to the material extruding, when material passes through conjugate tooth profiles 3, reach the extruding limit during 4 instantaneous contact line, material is by the conjugate tooth profiles 3 of gear grinding roller, pulverized in 4 o'clock.
Fig. 5 is that (1-3,2-4 8-9) form secondary and pulverize micro grinding gear mill, so that improve the particle size after cracking and the uniformity of material by three gear grinding rollers; Each gear grinding roller plane, axis place and horizontal plane angle θ=90 ° configuration, negative pressure material sucking port level is installed, and discharging opening is convenient to the material emptying vertically downward.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. micro grinding gear mill comprises grinding roller (1) and is fixed with one and uniform z at grinding roller (1) outer cylinder surface
1The conjugate tooth profiles of individual tooth (3) are formed a gear grinding roller, and grinding roller (2) reaches and is fixed with one and uniform z at grinding roller (2) outer cylinder surface
2The conjugate tooth profiles of individual tooth (4) are formed another gear grinding roller, two gear grinding roller axis are parallel, the distance that centers places mill body (5), each gear grinding roller, grinds on the body (5) and is respectively equipped with charging aperture (6) and discharging opening (7) than rotating relative to grinding body (5) engagement around axis separately with constant speed.
2. micro grinding gear mill according to claim 1 is characterized in that, the number of teeth z of the conjugate tooth profiles of two gear grinding rollers (3), (4)
1, z
2Can select arbitrarily.
3. micro grinding gear mill according to claim 1 is characterized in that, the tooth curve of the conjugate tooth profiles of two gear grinding rollers (3), (4) can be involute, cycloid, circular arc or other curve.
4. micro grinding gear mill according to claim 1 is characterized in that, the tooth trace of the conjugate tooth profiles on the gear grinding roller (3), (4) can be a straight line, forms the straight spur gear grinding roller; The tooth trace of conjugate tooth profiles (3), (4) can be a circular helix, forms the helical gears grinding roller.
5. micro grinding gear mill according to claim 1 is characterized in that, the surface of the conjugate tooth profiles of two gear grinding rollers (3), (4) can be smooth, even roughness or regular ripplet surface configuration.
6. micro grinding gear mill according to claim 1 is characterized in that, two gear grinding rollers are formed the one-level pulverizing, and three gear grinding rollers are formed the secondarys pulverizing, and n gear grinding roller formed the n-1 level and pulverized.
7. micro grinding gear mill according to claim 1 is characterized in that, the backlash Δ of the conjugate tooth profiles of two gear grinding rollers (3), (4), registration ε size influence the particle size after cracking and the uniformity, and Δ, ε value can be determined by design parameter.
8. micro grinding gear mill according to claim 1 is characterized in that, each gear grinding roller plane, axis place and horizontal plane angle can dispose in 0～90 ° of scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101639192A CN101168138A (en) | 2007-10-11 | 2007-10-11 | Micro grinding gear mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101639192A CN101168138A (en) | 2007-10-11 | 2007-10-11 | Micro grinding gear mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101168138A true CN101168138A (en) | 2008-04-30 |
Family
ID=39388985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101639192A Pending CN101168138A (en) | 2007-10-11 | 2007-10-11 | Micro grinding gear mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101168138A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049330A (en) * | 2010-12-31 | 2011-05-11 | 南京凯盛国际工程有限公司 | Roll sleeve of roll shaft of roll crusher |
| CN102824936A (en) * | 2012-09-24 | 2012-12-19 | 四川皇龙智能破碎技术股份有限公司 | Automatic compression roller gap regulation meshing type extruding and crushing machine |
| CN103120915A (en) * | 2013-01-24 | 2013-05-29 | 通辽市洪金机械制造有限责任公司 | Biomass gear mould blade pellet press |
| CN103350007A (en) * | 2013-07-05 | 2013-10-16 | 江苏普阳环保能源科技有限公司 | Straw crushing and briquetting device |
| CN103383184A (en) * | 2012-11-23 | 2013-11-06 | 无锡众望四维科技有限公司 | Turning over and mixing structure for dryer |
| CN104259468A (en) * | 2014-09-22 | 2015-01-07 | 镇江宝纳电磁新材料有限公司 | Scaly metal soft magnetic micro powder breaking device |
| CN104874460A (en) * | 2015-05-13 | 2015-09-02 | 成都中牧生物药业有限公司 | Spice crushing mechanism |
| CN105772151A (en) * | 2016-03-31 | 2016-07-20 | 黄天回 | Tooth roller type sand making machine |
| CN106111293A (en) * | 2016-08-15 | 2016-11-16 | 温州市朴红农业科技有限公司 | A kind of meat broth twists machine processed |
| CN107442255A (en) * | 2017-09-25 | 2017-12-08 | 安顺市平坝区鸿黔养殖场 | The continuous automatic crusher of one boar food |
| CN107754998A (en) * | 2017-11-08 | 2018-03-06 | 安徽省农业科学院农产品加工研究所 | A kind of pair roller type root of kudzu vine disintegrating machines double up and down and its breaking method |
| CN108654785A (en) * | 2018-05-31 | 2018-10-16 | 芜湖凯兴汽车电子有限公司 | A kind of plastic crusher |
| CN110420966A (en) * | 2019-07-18 | 2019-11-08 | 上海外高桥造船有限公司 | Cruise food garbage grinding device and cruise food garbage processing system comprising it |
-
2007
- 2007-10-11 CN CNA2007101639192A patent/CN101168138A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049330A (en) * | 2010-12-31 | 2011-05-11 | 南京凯盛国际工程有限公司 | Roll sleeve of roll shaft of roll crusher |
| CN102824936A (en) * | 2012-09-24 | 2012-12-19 | 四川皇龙智能破碎技术股份有限公司 | Automatic compression roller gap regulation meshing type extruding and crushing machine |
| CN103383184A (en) * | 2012-11-23 | 2013-11-06 | 无锡众望四维科技有限公司 | Turning over and mixing structure for dryer |
| CN103120915A (en) * | 2013-01-24 | 2013-05-29 | 通辽市洪金机械制造有限责任公司 | Biomass gear mould blade pellet press |
| CN103350007A (en) * | 2013-07-05 | 2013-10-16 | 江苏普阳环保能源科技有限公司 | Straw crushing and briquetting device |
| CN104259468A (en) * | 2014-09-22 | 2015-01-07 | 镇江宝纳电磁新材料有限公司 | Scaly metal soft magnetic micro powder breaking device |
| CN104874460A (en) * | 2015-05-13 | 2015-09-02 | 成都中牧生物药业有限公司 | Spice crushing mechanism |
| CN105772151A (en) * | 2016-03-31 | 2016-07-20 | 黄天回 | Tooth roller type sand making machine |
| CN105772151B (en) * | 2016-03-31 | 2019-02-12 | 黄天回 | Toothed roller type sand making machine |
| CN106111293A (en) * | 2016-08-15 | 2016-11-16 | 温州市朴红农业科技有限公司 | A kind of meat broth twists machine processed |
| CN107442255A (en) * | 2017-09-25 | 2017-12-08 | 安顺市平坝区鸿黔养殖场 | The continuous automatic crusher of one boar food |
| CN107754998A (en) * | 2017-11-08 | 2018-03-06 | 安徽省农业科学院农产品加工研究所 | A kind of pair roller type root of kudzu vine disintegrating machines double up and down and its breaking method |
| CN108654785A (en) * | 2018-05-31 | 2018-10-16 | 芜湖凯兴汽车电子有限公司 | A kind of plastic crusher |
| CN110420966A (en) * | 2019-07-18 | 2019-11-08 | 上海外高桥造船有限公司 | Cruise food garbage grinding device and cruise food garbage processing system comprising it |
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Open date: 20080430 |