CN1562488A - Pan milling equipment - Google Patents
Pan milling equipment Download PDFInfo
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- CN1562488A CN1562488A CN 200410033960 CN200410033960A CN1562488A CN 1562488 A CN1562488 A CN 1562488A CN 200410033960 CN200410033960 CN 200410033960 CN 200410033960 A CN200410033960 A CN 200410033960A CN 1562488 A CN1562488 A CN 1562488A
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- milling device
- milling
- driving shaft
- roller
- wobble wheel
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Abstract
A grinding apparatus is composed of an enclosed casing with the powder separator, powder outlet, particle returning unit and raw material feeder or its top and the air channel and more ventilating inlets at its lower part, a grinding module consisting of upper and lower grinding bodies and a swinging wheel connected to drive unit for driving upper grinding body to rotate, a drive unit comprising drive shaft, motor and transmission unit, and a blower communicated to said air channel.
Description
Technical field
The present invention relates to a kind of grinding equipment, more particularly, relate to a kind of employing balance mechanism and transmit moment of torsion, unlubricated dose, full rolling friction, totally-enclosed, pressure-fired, controllable milling device.
Background technology
Grinding equipment has been used in various fields at present, as: in food processing industry, medicinal material processing industry, thermal power generation industry and all kinds of mining industry, though each grinding equipment has different structures and standard in different fields, but its core branch that is used to roll material adopts structure substantially the same, as what be most widely used at present is material to be placed on two roll between the long roller, utilize grinding roller on the motor-driven, material is rolled, make block originally material be rolled into Powdered; Another kind is comparatively widely used to be the cylinder that utilizes motor-driven one hollow, a plurality of steel balls, roller are housed in cylinder, throw in lump material in the cylinder continuously, utilize cylinder to drive steel ball, roller and material and rise to certain altitude in the lump, fall again, in falling process, utilize the effect of the gravity of roller that material is carried out backing, and it is Powdered that material is become.
Though adopting above-mentioned grinding equipment can realize lump material is rolled into pulverous purpose, but these equipment in use need bigger driving force to realize, cause making the complex structure of its drive part, cost is too high, the big workman's fatigue of maintenance load, noise is big, thereby make it can only be applicable to large-scale thermal power plant, cement plant or mining industry, and the powder that adopts this equipment to be rolled into is thin inadequately, the abundant burning of coal will be influenced, thereby cause the cost of whole generating too high, then be not suitable for this large-scale grinding equipment for food processing enterprises and medicine processing enterprise.And the abrasion of steel ball, roller self are serious in the existing grinding equipment, need regularly quantitatively to replenish.With coal-burning power plant's coal pulverizer is example, and statistics shows, coal power consumption 23-30KW/t per ton, and consumption metal 300-500g/t, this product power consumption will become 10 times of reductions with galling.
For this reason, creator among the present invention relies on it to be engaged in the experience and the practice of relevant industries work for many years, and through concentrating on studies and developing, finally createing a kind ofly only needs small driving force just can drive mill body (roller) to roll and lump material is rolled into pulverous milling device, and this milling device is applicable to different industries.
Summary of the invention
Main purpose of the present invention is to provide a kind of milling device, and this milling device only needs small driving force just can realize the milling transmission of power, to solve problems such as energy consumption height that existing grinding equipment need exist than large driving force, metal material consumption height, pollution.
Milling device among the present invention includes:
The housing of one sealing, the top of this housing is provided with slightly, the outlet of fine dust separator and fine dust, coarse granule feeding back device, be provided with a moving material feeder simultaneously, this housing position on the lower side of portion within it is provided with ventilating duct all around, and offers a plurality of ventilating openings;
At least one assembly of milling, this assembly of milling include the following mill body that is fixed on the described inner walls, be seated in down going up the mill body, and connects with drive unit to be and swing up and down and be used to drive the described wobble wheel that grinds the body rolling of going up on the mill body;
One drive unit, this drive unit include a driving shaft that is hubbed on described enclosure interior, are used to drive the motor and the transmission device of described drive shaft turns, and described driving shaft rolls with described wobble wheel and is connected;
One air-supply arrangement, this air-supply arrangement is connected with described ventilating duct, and this air-supply arrangement can be power wind or sealing wind by the function branch.
Described milling device includes two groups of parallel up and down and be centrosymmetric and be provided with assemblies of milling.
Described down mill body is a disc, and the centre is provided with a perforation that is used to wear described driving shaft, be provided with the descending from the bottom up through hole of a plurality of openings in the entity part that perforation is not set simultaneously, and the upper surface of described entity part is a matsurface.
The described body of mill down removably connects by connector and the support that is located on the described inner walls.
Described support is fixedlyed connected with described inner walls by connector or is one-body molded with described inner walls.
The described mill body of going up is one to have the greater weight roller, and this roller is the cylinder of heterogeneous material, and outside be the hot jacket abrasion-resistant stee, the inner heavy metal that pours into adjusting weight, and on the circumference of cylinder middle part, be equipped with a groove.
Triangular in shape or the semicircular arc of the cross section of described groove.
Be fixed with a support by connector on the described driving shaft, one bearing arranged, be pivoted with one in the described bearing and be used for being connected the roller that reaches the wobble wheel location with the rolling of swing transmission line in this support upper fixed.
Described roller is provided with a groove that is used for the described wobble wheel of holding in the middle.
Described wobble wheel is a metal ring, is welded with angle steel at the upside of this annulus.
Described driving shaft fixedly installs by connector below described support and is integral as a broach scraper plate.
Milling device among the present invention is by the setting of a wobble wheel, make the mill body need wobble wheel that mill body rolling on very little driving force can drive is provided following of the effect of inertia force, and utilize wobble wheel that last mill body is positioned, the mill body is rolled lump material, advantages such as it is little, simple in structure, easy to maintenance to have driving force, and the metal abrasion are low, with low cost.
Description of drawings
Fig. 1 is the cross-sectional schematic of milling device in the embodiment of the invention one;
Fig. 2 is the schematic side view of escapement among the present invention;
Fig. 3 is the cross section enlarged diagram of escapement among the present invention;
Fig. 4 is the cross-sectional schematic of grinding body among the present invention down;
Fig. 5 is the cross-sectional schematic when roller combines with bearing among the present invention;
Fig. 6 is the cross-sectional schematic of roller support among the present invention;
Fig. 7 is a structural representation of going up the mill body among the present invention;
Fig. 8 is the cross-sectional schematic of milling device in the embodiment of the invention two.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment among the present invention is described in further detail.
Embodiment one
As shown in Figure 1, the milling device in the present embodiment includes the housing 1 of a sealing, two groups of mill assembly 2, drive unit 3 and air-supply arrangement (not shown)s, wherein:
As shown in Figure 1, the inside of housing 1 is the accommodation space 10 of a sealing, be provided with one thick, fine dust separator 11, at least one dust outlet 12 and coarse granule feeding back device 16 at the top of accommodation space 10, side at dust separator 11 is provided with a moving material feeder 13, this material feeder 13 is for patch the carrier pipe into housing 1 inner accommodation space 10 always, and be positioned at the top of the assembly 2 of milling, be used for the lump material that input continuously needs the grind up powder; Housing 1 within it the wall Lower Half around be provided with a ventilating duct 14, these ventilating duct 14 rings are located at the inwall of housing 1, and are provided with a plurality of openings 15 towards accommodation space 10.Ventilating duct 14 is connected with the air-supply arrangement that is located at housing 1 bottom or the outside, utilize the air-supply arrangement gas of housing 1 inner input certain pressure in the past, and the dust after will being milled by milling device by means of pressure, the speed of gas blows out through separator 11, outlet 12, because being connected between air-supply arrangement, air-supply arrangement and the ventilating duct 14, dust separator and the principle of utilizing dust separator that dust is separated all adopt the structure and the principle of present grinding equipment, no longer describe in detail for this reason.
As shown in Figure 1, drive unit 3 includes a driving shaft 30 that is hubbed on housing 1 bosom position, the bottom of this driving shaft 30 extends to housing 1 bottom or the outside, and connect with motor 32 by transmission device 31, drive driving shaft 30 rotations by motor 32 by transmission device 31, owing to motor 32, be used to connect the variable speed drive 31 of motor 32 and driving shaft 30 and the syndeton between driving shaft 30 and the housing 1 all can realize as those skilled in the art under without any creative work, so detailed description no longer separately in this case.
As shown in Figures 1 to 4, the support 17 of two groups of assemblies 2 of milling by housing 1 inwall is and is located at housing 1 inside up and down abreast, and the setting that is centrosymmetric.These the two groups assemblies 2 of milling have included to grind and have ground body 21 on the body 20, one and be used to drive the wobble wheel 22 that mill body 21 rolls.As shown in Figure 4, under to grind body 20 in the form of annular discs, the centre is provided with a perforation 201 that is used to place driving shaft 30, the upper surface of entity part is a matsurface around the perforation 201, and be provided with a plurality of descending from the bottom up through holes 202 in this entity part, this time mill body 20 removably is fixed on the support 17 by connector (as: bolts and nuts), grinds body 20 instantly and can change at any time when frayed.As Fig. 1 and shown in Figure 7, on grind the top that body 21 directly is seated in down mill body 20 entity part, grinding body 21 this on is the roller of a solid heterogeneous body metal cylinder, has bigger weight, its weight is decided on the ground coefficient of material to be machined.The outside that should go up mill body roller 21 is the hot jacket abrasion-resistant stee, and the heavy metal of weight is regulated in inner perfusion, as lead, and is provided with an annular groove 210 in the middle part of its periphery, multiple shapes such as the cross section of this groove 210 can be triangular in shape, semicircular arc.As shown in Figures 2 and 3, it is one circular that wobble wheel 22 is, and made by metal material, has the rigidity of transferring power.But possess the circumferential tension strain, this wobble wheel 22 welds all angle steel 221 at the upside of an annulus 220 and forms, make it at the inboard wedge angle 222 that forms of annulus, utilize wedge angle 222 can just be stuck in the groove 210 of mill body 21, make mill body 21 across in the both sides of wobble wheel 22, as shown in Figure 1.
When wobble wheel 22 is installed in housing 1 inside, be inclined to set, and be nested with on driving shaft 30.As shown in Figure 1, wobble wheel 22 is in lower position with the side that last mill body 21 blockings are connected, and is in the higher position and connect an opposite side with last mill body 21, and rolls and be connected with support 301 on being fixed on driving shaft 30.Because the rotation of driving shaft 30, driving support 301 rotates in the lump, support 301 can drive wobble wheel 22 circumference that connect with it and rose in regular turn this moment, weight by means of last mill body 21 makes wobble wheel 22 relative sides still be in lower position simultaneously, thereby 22 of wobble wheels are swung up and down, do not rotate.Just because of wobble wheel 22 swing in the plane has the characteristic of kinetic energy and potential energy checker, and make it have the Changing Pattern of sine wave (or cosine wave), and this characteristics of motion only needs the importation to be used to offset the energy that mechanical wear, air drag and lump material fragmentation wear and tear to get final product, make that driving the energy of going up 21 rollings of mill body significantly reduces, thereby simplify drive unit greatly, energy savings, reduce metal consumption, noise low, reduce cost.
As Fig. 1, Fig. 5 and shown in Figure 6, support 301 is fixed on the driving shaft by connector, with support 17 on housing 1 inwall not on same horizontal plane, above support 301, be fixed with a bearing 302 by connector, as shown in Figure 6, the two ends of this bearing 302 respectively are provided with a U-shaped framework 303, between this two U-shapeds framework 303, be pivoted with a roller 304, be provided with a groove 305 in the middle part of roller 304, utilize this groove 305 to position to wobble wheel 22, and utilize this roller 304 to make between wobble wheel 22 and the driving shaft 30 and is connected, further reduce and rub for rolling.
As shown in Figure 1, because the weight of last mill body grinding roller 21 is bigger, if only be provided with one group when milling assembly 2, rolling along with last mill body 21, may cause the imbalance of housing 1, a group of the being centrosymmetric assembly 2 of milling is set for this reason separately, can guarantee the balance of housing 1, and utilizing can make by first group of assembly of milling behind two groups of assemblies of milling does not have the piece material of complete grind up powder further to be milled, and has improved the efficient of milling.The dust that produces after milling is blown into dust separator 11 by the wind that ventilating duct 14 enters with it, in separator 11, thin inadequately dust is fallen back to mill on the assembly 2 by means of gravity and pneumatic centrifugation, again mill, and meet the requirements of dust along dust outlet 12 outputs, shown in the arrow among Fig. 1.
Be positioned on the driving shaft 30 support 301 below by connector or welding are fixing or one-body molded a broach scraper plate 306 arranged, utilize this broach scraper plate 306 will be spread out in down on the mill body 20 in advance by the material of material feeder 13 inputs, mill body grinding roller 21 is in the rolling of grinding down on the body 20 in the assurance, and unnecessary part lump material can be scraped next group and mill and mill on the assembly.
Embodiment two
As shown in Figure 8, milling device in the present embodiment two substantially with embodiment one in identical, and same parts illustrates by same numeral, for this describes no longer separately to modular construction and function with same numeral, its difference is that the motor 32 in the drive unit is located at the top of housing 1, make driving shaft 30 pass dust outlet 12, dust separator 11 rolls with the assembly 2 of milling and is connected, since the dust that the milling device among the present invention is milled out have enough carefully, thereby can directly utilize dust as lubricant, need not again to driving shaft 30, roller 304 parts such as grade provide other grease lubricant or a whole set of oil supply system, simplified equipment, system, and then reduce equipment cost.
In sum, the milling device among the present invention has following advantage:
1. go up the mill body and be extruding, crushing process down between the mill body, making lump material is the fragmentation of face contact power, more be that the extruding between the material is pulverized, thereby energy consumption is low, does not have wearing and tearing between the metal, and metal consumption is minimum.
2. owing to adopt the structure of wobble wheel, make that driving the power of going up the mill body reduces, thereby can simplify drive unit, reduce cost.
3. because of not needing to establish single-minded oil lubrication and pressure oil system in addition, thereby reduce technological requirement, reduced equipment manufacturing cost simultaneously, improved overall efficiency and benefit.
4. each modular construction is simple, and assembling is with easy to maintenance, and noise is low.
In addition; though above-mentioned a plurality of preferred embodiments among the present invention are described; but can not be as protection scope of the present invention; promptly should be understood that to those skilled in the art; do not breaking away from variation and the modification that to make equivalence under the design spirit of the present invention to it; therefore, every not breaking away from the equivalence variation of having done under the design spirit of the present invention and modification, all should think to fall into protection scope of the present invention.
Claims (11)
1. milling device is characterized in that including:
The housing of one sealing, the top of this housing is provided with slightly, the outlet of fine dust separator and fine dust, coarse granule feeding back device, be provided with a moving material feeder simultaneously, this housing position on the lower side of portion within it is provided with ventilating duct all around, and offers a plurality of ventilating openings;
At least one assembly of milling, this assembly of milling include the following mill body that is fixed on the described inner walls, be seated in down going up the mill body, and connects with drive unit to be and swing up and down and be used to drive the described wobble wheel that grinds the body rolling of going up on the mill body;
One drive unit, this drive unit include a driving shaft that is hubbed on described enclosure interior, are used to drive the motor and the transmission device of described drive shaft turns, and described driving shaft rolls with described wobble wheel and is connected;
One air-supply arrangement, this air-supply arrangement is connected with described ventilating duct.
2. according to the milling device described in the claim 1, it is characterized in that: described milling device includes two groups of parallel up and down and be centrosymmetric and be provided with assemblies of milling.
3. according to the milling device described in claim 1 or 2, it is characterized in that: the described body of mill down is a disc, the centre is provided with a perforation that is used to wear described driving shaft, simultaneously be provided with the descending from the bottom up through hole of a plurality of openings, and the upper surface of described entity part is a matsurface in the entity part that perforation is not set.
4. according to the milling device described in the claim 3, it is characterized in that: the described body of mill down removably connects by connector and the support (14) that is located on the described inner walls.
5. according to the milling device described in the claim 4, it is characterized in that: described support (14) is fixedlyed connected with described inner walls by connector or is one-body molded with described inner walls.
6. according to the milling device described in claim 1 or 2, it is characterized in that: the described mill body of going up is one to have the greater weight roller, this roller is the cylinder of heterogeneous material, the outside is the hot jacket abrasion-resistant stee, the heavy metal of weight is regulated in inner perfusion, and is equipped with a groove (210) on the circumference of cylinder middle part.
7. according to the milling device described in the claim 6, it is characterized in that: the triangular in shape or semicircular arc of the cross section of described groove.
8. according to the milling device described in claim 1 or 2, it is characterized in that: be fixed with a support by connector on the described driving shaft, in this support upper fixed one bearing is arranged, be pivoted with one in the described bearing and be used for being connected the roller that reaches the wobble wheel location with the rolling of swing transmission line.
9. the milling device described in according to Claim 8 is characterized in that: described roller is provided with a groove that is used for the described wobble wheel of holding in the middle.
10. according to the milling device described in claim 1 or 2, it is characterized in that: described wobble wheel is an annulus, is welded with angle steel at the upside of this annulus.
11. the milling device according to described in claim 1 or 2 is characterized in that: described driving shaft fixedly installs by connector below described support or one-body molded a broach scraper plate is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100339604A CN1305572C (en) | 2004-04-21 | 2004-04-21 | Pan milling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100339604A CN1305572C (en) | 2004-04-21 | 2004-04-21 | Pan milling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1562488A true CN1562488A (en) | 2005-01-12 |
| CN1305572C CN1305572C (en) | 2007-03-21 |
Family
ID=34481429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100339604A Expired - Fee Related CN1305572C (en) | 2004-04-21 | 2004-04-21 | Pan milling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1305572C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001571A (en) * | 2013-02-22 | 2014-08-27 | 苏州欧霸机电工程有限公司 | Simple stone breaker descending block small in size |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2032911U (en) * | 1988-02-01 | 1989-02-22 | 国家建筑材料工业局科学技术开发服务中心 | High-efficiency vertical combined grinder for coal |
| JPH09173882A (en) * | 1995-12-27 | 1997-07-08 | Mitsubishi Heavy Ind Ltd | Vertical mill |
| JPH10216638A (en) * | 1997-01-31 | 1998-08-18 | Ube Ind Ltd | Classifier for two-stage crushing |
| JP3706507B2 (en) * | 1999-07-19 | 2005-10-12 | 三菱重工業株式会社 | Coal mill inerting method and apparatus |
| CN2454030Y (en) * | 2000-12-11 | 2001-10-17 | 刘润生 | Vertical mineral flour mill |
| CN2543593Y (en) * | 2002-05-17 | 2003-04-09 | 韦百春 | Vertical mill |
| CN2608118Y (en) * | 2003-03-21 | 2004-03-31 | 陈正辉 | Vertical rolling and crushing machine |
-
2004
- 2004-04-21 CN CNB2004100339604A patent/CN1305572C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001571A (en) * | 2013-02-22 | 2014-08-27 | 苏州欧霸机电工程有限公司 | Simple stone breaker descending block small in size |
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| Publication number | Publication date |
|---|---|
| CN1305572C (en) | 2007-03-21 |
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Granted publication date: 20070321 Termination date: 20100421 |