CN1296138C - High-efficiency tumbling mill - Google Patents
High-efficiency tumbling mill Download PDFInfo
- Publication number
- CN1296138C CN1296138C CNB031113540A CN03111354A CN1296138C CN 1296138 C CN1296138 C CN 1296138C CN B031113540 A CNB031113540 A CN B031113540A CN 03111354 A CN03111354 A CN 03111354A CN 1296138 C CN1296138 C CN 1296138C
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- roller
- hammer
- fan
- rotating disk
- assembled
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Abstract
The present invention relates to a high-efficiency roll mill machine which comprises an upper machine body in which a separating cavity is arranged, a lower machine body provided with a bearing seat, roll hammers assembled in the lower machine body, and a fan of a blower fan, wherein the upper machine body is provided with a material feeding mouth. The present invention has the technical principal points that the roll hammers are arranged in the separating cavity of the machine body approaching to the material feeding mouth; the roll hammers are assembled in radial open slots at the periphery of a roller hanging rotary disk through pin shafts; the roller hanging rotary disk in a separating cavity of the roll hammer and the fan in a separating cavity of the fan are respectively and fixedly arranged on the same driving shaft. The present invention has the characteristics of reasonable and compact structure distribution, small volume, high efficiency for preparing fine powder or super fine powder, low cost, convenient installation, disassembly and maintenance, etc. The present invention can realize multi-stage milling and has the air classification function.
Description
Technical field
The present invention relates to a kind of material thing grinding device, particularly a kind of roller mill that mainly is applicable to preparation fine powder and superfine powder thing, it also is applicable to the fragility material thing that other medium hardness of grinding is following.
Background technology
At present, the crushing mechanism of pulverizing the material thing is more, as jaw crusher, bevel-type disintegrating machine etc., is mainly used in the fragmentation of bulk material thing, and there are short, defectives such as efficient is low, power consumption is high, maintenance difficult of consumable accessory life-span in it.And by the hammer mill of impact force broken material thing, can reverse impact crusher and air-flowing type disintegrating machine, oscillatory type disintegrating machine, ring hammer crusher, roller-hammer-type crusher etc., the pulverizing of small grain size material thing in being mainly used in; Also have ball mill, roller mill etc., be suitable for grinding fines or ultra-fine material.The latter is used to pulverize or the equipment of grinding, increases although the ratio of reduction is compared with preceding several equipment, because of there being same problem, also influences its popularization.Owing to be subjected to the structural limitations of its hammer and crushing chamber, being provided with of conventional structure is reasonable inadequately as ring hammer crusher, roller-hammer-type crusher, and ring hammer, roller are hammered into shape big to the impulsive force of bearing pin, fragile, influence its service life.Also unsatisfactory at aspects such as control airborne dust, grading, maintenances of equipment, do not reach desirable crushing effect.The jet mill complex structure, the cost height.Conventional roller mill is with bearing pin collars (or hammer) to be fixed on the rotating disk, carries out grinding under action of centrifugal force, is subjected to the constraint of its structure, and material thing granularity is difficult to satisfy the requirement of levigate powder or superfine powder.Ball mill mainly is with the long collision between material and ball, grinds and carry out grinding, and its volume is big, the energy consumption height, and mill efficiency is low, noise is big, dismounting, maintenance inconvenience.On the other hand, above-mentioned these equipment major parts also need to be equipped with the selection by winnowing machine, and this not only increases equipment cost and maintenance cost, and strengthen occupation area of equipment and maintenance labour intensity.
Summary of the invention
The purpose of this invention is to provide a kind of roller mill, its structure distribution is reasonable, compact, and volume is little, has the efficient height of preparation fine powder material or superfine powder, and cost is low, and installation, dismounting, easy to maintenance can realize multilevel grinding, carry characteristics such as selection by winnowing.
The object of the present invention is achieved like this: this device comprise inside separated cavity the upper machine body that has charging aperture, have the lower body of bearing block and assemble roller hammer in it and the fan of blower fan, its technical essential is: body is near the roller hammer is set in the separate space of charging aperture, each roller hammer is assembled in by bearing pin in the radial opening groove of hanging roller rotating disk periphery, and extension roller rotating disk in the roller hammer separate space and the fan in the fan separate space are packed in respectively on the same power transmission shaft.
A roller hammer is arranged on the above-mentioned bearing pin that is assembled in the radial opening groove of hanging roller rotating disk periphery.
Two roller hammers are arranged on the above-mentioned bearing pin that is assembled in the radial opening groove of hanging roller rotating disk periphery.
The above-mentioned roller hammer that is assembled on the interior bearing pin of the radial opening groove of hanging roller rotating disk periphery is solid roll.
The above-mentioned hollow roll of roller hammer that is assembled on the interior bearing pin of the radial opening groove of hanging roller rotating disk periphery for utilizing bearing to encapsulate.
Because the present invention adopts the split type body of band separate space, and roller hammer and centrifugal blower are set respectively in each separate space, its structure distribution is reasonable, when so the material thing enters roller hammer separate space from charging aperture, in roller hammer separate space, the extension roller rotating disk shunting that the material thing is rotated, in roller hammer separate space, clash into mutually.Be assembled in each roller hammer of hanging in the roller rotating disk outer periphery open slot by bearing pin, under the drive of the extension roller rotating disk that rotates, throw away along its radial opening groove, hammering is by the material thing layer of being hung the shunting of roller rotating disk and forming on the body perisporium.Under the acting in conjunction of hitting power, centrifugal force, inertia force and abrasive power, each roller hammer has also played the effect of ball-milling medium simultaneously, and brute force is pressed on the material thing layer, produces material thing layer grinding effect.The material thing that reaches certain particle size and fineness through hanging the space between roller rotating disk and the body wall, enters next roller hammer separate space with air-flow under the wind-force of blower fan attracts, continue, to be discharged from the blower fan discharge gate until granularity that reaches regulation and fineness by grinding.Many group roller hammers are separately positioned in the separate space, and synergy can realize multilevel grinding mutually.This not only makes the material thing under the acting in conjunction of hitting power, extruding force, shearing force and abrasive power, reach the purpose of efficient grinding, but also the invalid collision that the ball-milling medium disordered motion that has overcome ball mill produces, high, big, the inefficient defective of dielectric dissipation amount of power consumption, also solved existing ring hammer, the roller hammer is big to the impulsive force of bearing pin, flimsy problem.This device is given full play to its strike, collision, spreading, grinding effect, significantly improves grinding quality and operating efficiency, further reduces noise, alleviates maintenance work intensity, helps improving operating personnel's condition of work, reaches the purpose of high yield, energy-saving and environmental protection.In addition, hang roller rotating disk and fan and be packed in respectively on the same power transmission shaft, make the structure of this device compact more, machine volume is little, installs, dismantles, keeps in repair all very convenient.Utilize the material thing that this fan can require the grinding that reaches regulation to discharge, so also have function such as the selection by winnowing of carrying.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is a kind of concrete structure schematic diagram of the present invention.
Fig. 2 is the profile of Fig. 1 along the A-A line.
Fig. 3 is the cutaway view of Fig. 2 along the B-B line.
Fig. 4 is a kind of structural representation of hanging the roller rotating disk.
Fig. 5 is a kind of structural representation that a hollow roll hammer is arranged on the bearing pin.
Fig. 6 is a kind of structural representation that two hollow roll hammers are arranged on the bearing pin.
Fig. 7 is a kind of structural representation that a solid roll hammer is arranged on the bearing pin.
Fig. 8 is a kind of structural representation that two solid roll hammers are arranged on the bearing pin.
The specific embodiment
Describe the concrete structure of the present invention and the course of work in detail according to Fig. 1-8.This device comprise inside separated cavity the upper machine body that has charging aperture 23, have the lower body 8 of bearing block 1 and assemble roller hammer 4 in it and the parts such as fan 6 of blower fan.Wherein body is near being provided with roller hammer 4 in the separate space of charging aperture 2, and each roller hammer is assembled in the radial opening groove of hanging roller rotating disk 10 peripheries by bearing pin 13.The specification of roller hammer 4, quantity should be determined according to actual instructions for use.Roller hammer 4 can be processed into hollow roll or solid roll according to the specification of equipment and the requirement of use.A roller hammer can be set on each bearing pin, two roller hammers also can be set on each bearing pin.When the roller hammer is hollow roll, shown in Fig. 5,6, then utilize bearing 14 roller 11 or 12 to be encapsulated in the centre or the two ends of bearing pin 13.When the roller hammer is solid roll, shown in Fig. 7,8, then directly roller is fixed on the centre or the two ends of bearing pin.Hanging roller rotating disk 10 is packed in respectively on the same power transmission shaft 7 with fan 6.Be shown in as Fig. 5,6 and assemble a roller hammer and two rollers hammers in the open slot of hanging roller rotating disk 10 respectively, so that the whole material thing layers on the roller hammer mulch-laying machine body wall.
During use, drive power transmission shaft 7 rotations, drive and hang roller rotating disk 10, fan 6 rotations by dynamical system.Because the special construction of blower fan, it makes air-flow enter from body charging aperture 2, is discharged by the blower fan discharging opening 5 of fan 6 tops.The material thing enters the roller hammer separate space that is equipped with roller hammer 4 by charging aperture 2, by the strike of roller hammer 4, the mutual bump between the material thing, carries out grinding.The material thing that reaches certain particle size and fineness is under the wind-force of blower fan attracts, and the space between bar rotating disk and body wall enters next roller hammer separate space with air-flow, is continued to pulverize by many groups roller hammer 5.Make the material thing under the acting in conjunction of hitting power, extruding force, shearing force and the abrasive power of roller hammer 5, reach the purpose of efficient grinding,, discharge by the discharging opening 5 of fan 6 tops with air-flow up to making the material thing reach the granularity and the fineness of regulation.
Claims (5)
1, a kind of roller mill, comprise inside separated cavity the upper machine body that has charging aperture, have the lower body of bearing block and assemble roller hammer in it and the fan of blower fan, it is characterized in that: body is near the roller hammer is set in the separate space of charging aperture, each roller hammer is assembled in by bearing pin in the radial opening groove of hanging roller rotating disk periphery, and extension roller rotating disk in the roller hammer separate space and the fan in the fan separate space are packed in respectively on the same power transmission shaft.
2, roller mill according to claim 1 is characterized in that: being assembled in has a roller hammer on the bearing pin in the radial opening groove of hanging roller rotating disk periphery.
3, roller mill according to claim 1 is characterized in that: being assembled in has two roller hammers on the bearing pin in the radial opening groove of hanging roller rotating disk periphery.
4, according to claim 1 or 2 or 3 described roller mills, it is characterized in that: the roller hammer that is assembled on the interior bearing pin of the radial opening groove of hanging roller rotating disk periphery is solid roll.
5, according to claim 1 or 2 or 3 described roller mills, it is characterized in that: be assembled in the hollow roll of the hammer of the roller on the bearing pin for utilizing bearing to encapsulate in the radial opening groove of hanging roller rotating disk periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031113540A CN1296138C (en) | 2003-04-03 | 2003-04-03 | High-efficiency tumbling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031113540A CN1296138C (en) | 2003-04-03 | 2003-04-03 | High-efficiency tumbling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1440835A CN1440835A (en) | 2003-09-10 |
| CN1296138C true CN1296138C (en) | 2007-01-24 |
Family
ID=27770263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031113540A Expired - Fee Related CN1296138C (en) | 2003-04-03 | 2003-04-03 | High-efficiency tumbling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1296138C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161011B (en) * | 2011-05-27 | 2012-08-01 | 长沙韶源机电科技有限公司 | Grinding roller of roller grinder |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2156982Y (en) * | 1993-03-17 | 1994-02-23 | 张宝源 | Grinding wheel dressing device for grinder |
| CN2533945Y (en) * | 2002-03-22 | 2003-02-05 | 杨俊杰 | Double-rolled rice miller |
| CN2614784Y (en) * | 2003-04-03 | 2004-05-12 | 刘文彬 | Efficient roller mill |
-
2003
- 2003-04-03 CN CNB031113540A patent/CN1296138C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2156982Y (en) * | 1993-03-17 | 1994-02-23 | 张宝源 | Grinding wheel dressing device for grinder |
| CN2533945Y (en) * | 2002-03-22 | 2003-02-05 | 杨俊杰 | Double-rolled rice miller |
| CN2614784Y (en) * | 2003-04-03 | 2004-05-12 | 刘文彬 | Efficient roller mill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1440835A (en) | 2003-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 |