CN102513188A - Hammer pulverizer rotor and pulverizer using rotor - Google Patents
Hammer pulverizer rotor and pulverizer using rotor Download PDFInfo
- Publication number
- CN102513188A CN102513188A CN2011104297032A CN201110429703A CN102513188A CN 102513188 A CN102513188 A CN 102513188A CN 2011104297032 A CN2011104297032 A CN 2011104297032A CN 201110429703 A CN201110429703 A CN 201110429703A CN 102513188 A CN102513188 A CN 102513188A
- Authority
- CN
- China
- Prior art keywords
- rotor
- hammer leaf
- hammer
- cylindrical shell
- partition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The invention which relates to a hammer pulverizer rotor and a pulverizer using the rotor belongs to the technical field of forages, grains and oils and chemical engineering machineries. The pulverizer rotor comprises a plurality of hammers arranged on the rotor and a main rotor shaft at the center of the rotor, a cylindrical shell enclosed in a circumferential direction is fixed on the main rotor shaft, the cylindrical shell is coaxial with the main rotor shaft, grooves extending along the length direction of the cylindrical shell and having a same shape and a same size are uniformly distributed on the outer circumferential surface of the cylindrical shell, septa having an equal distance, a same shape and a same size are arranged in each of the grooves along the length direction of the cylindrical shell, the septa are respectively provided with a pin hole, and pins are sequentially plugged into the pin holes; and the hammers are respectively positioned in an interval between adjacent septa, and each of the hammers is symmetrically provided with two hammer mounting holes and is suspended on one pin through one hammer mounting hole. The wind resistance of the pulverizer rotor is small, so power is saved.
Description
Technical field
The present invention relates to a kind of beater disintegrating machine rotor, also relate to the pulverizer that uses this rotor, belong to feed, grain and oil, chemical machinery technical field.
Background technology
At present; Feed, grain and oil, industrial chemicals are carried out grinding and processing mainly adopt beater disintegrating machine; Beater disintegrating machine comprises casing, be arranged in the pulverizing chamber of casing and be arranged in the rotor of pulverizing chamber, and the top of pulverizing chamber is provided with charging aperture, and the bottom is provided with expansion chamber; Between charging aperture and the expansion chamber screen frame is installed, is fixed with the sieve sheet on the screen frame.Rotor is installed on the rotor main shaft; The rotor main shaft two ends are supported on the frame through bearing block; The disc hammer frame plate is installed on the main shaft by certain intervals, is spaced from each other through main shaft distance bushing between the hammer frame plate, and the outward flange of hammer frame plate is evenly distributed with many group pin shaft holes; Bearing pin is installed in the pin shaft hole, and hammer leaf is installed on the bearing pin and passes through hammer leaf spacer axial restraint.
During pulverizer work, armature spindle drives hammer frame plate and drives the hammer leaf high speed rotating that is contained on the bearing pin, hammer leaf centrifugal development simultaneously.Material gets into pulverizing chamber from the charging aperture at pulverizer top, at first gets into accelerating region, at accelerating region; The decrease speed of material is lower; When getting into pulverizing chamber, contact with hammer leaf, the linear velocity of hammer leaf is higher, and is broken because both huge speed differences cause material to overwhelm; Get into district at full speed then, material flies to the sieve sheet under action of centrifugal force, bumps once more with the sieve sheet, becomes granule by bulky grain, and pulverized small particles material passes the sieve aperture of sieve sheet, under the effect of gravity and auxiliary air draft system, discharges from discharging opening.
Not enough below the tradition rotor mill exists: (1) numerous hammer frame plate areas are big, Heavy Weight; Main shaft distance bushing weight between the adjacent hammer frame plate is also very heavy; Add numerous hammer leaf spacers; Make that the gross weight of rotor mill self is big, the energy consumption that consumes during rotation is high, needs a lot of energy that consume during braking equally.(2) although hammer leaf only is mounted in the outward flange of hammer frame plate, the both ends of the surface of the whole disc face of all hammer frame plates all rub with the interior air-flow of pulverizing chamber when rotor high-speed turns round, and produce very big windage, have more aggravated the consumption of power.(3) rotor in the course of the work, the axial location of each hammer leaf is fixed by the hammer leaf spacer, in the rotor turning course, each hammer leaf is in the same plane all the time, can not destroy the circulation layer of material, and pulverizer efficient is reduced.(4) the rotary inertia quality and this particle that equal each particle in the rigid body to the distance of rotating shaft square the summation of product; All the distance from rotor axis is far away owing to numerous hammer leaf spacers, so the hammer leaf spacer is bigger with respect to the rotary inertia of rotor axis.(5) numerous hammer leaf spacers are installed on each bearing pin, have increased the external diameter of bearing pin, make whole front face area bigger, because bearing pin is far away apart from rotor axis, the linear velocity when rotating is bigger, therefore can improve windage greatly.(6) hammer leaf of hammer frame plate is installed in the outer rim of hammer frame plate, because the radius ratio of hammer frame plate is bigger, and the outer rim poor rigidity of hammer frame plate, than being easier to take place the flexible deformation; The main shaft distance bushing axial location is leaned at the center of hammer frame plate, and the outer rim of hammer frame plate is leaned on hammer leaf spacer location, and the hammer leaf spacer also plays the effect of hammer leaf being carried out axial restraint simultaneously; And hammer leaf frequently rotates in the process of hitting material; Be there is relative motion between hammer leaf spacer and the hammer leaf, can not be completely fixed extremely that this has just caused the outer rim location of hammer frame plate bad; Distortion is unavoidable, is difficult to guarantee absolute parallel between each hammer frame plate.
Summary of the invention
Primary and foremost purpose of the present invention is, overcomes the problem that exists in the prior art, provides that a kind of windage is little, the beater disintegrating machine rotor of power consumptive province.
For solving above technical problem; A kind of beater disintegrating machine rotor provided by the present invention; Comprise the rotor main shaft that is installed in epitrochanterian a plurality of hammer leaf and is positioned at rotor center, be fixed with the cylindrical barrel of circumferencial direction sealing on the said rotor main shaft, said cylindrical barrel and said rotor main shaft coaxial line; The external peripheral surface of said cylindrical barrel is evenly distributed with along the groove that the cylindrical shell length direction extends and the shape size is identical; Along the equidistant respectively identical partition of shape size that is provided with of cylindrical shell length direction, be respectively equipped with pin shaft hole on each said partition in each said groove, bearing pin is plugged in each said pin shaft hole successively; Each said hammer leaf lays respectively in the interval of adjacent partition, is arranged with two hammer leaf installing holes on each hammer leaf respectively and is suspended on the said bearing pin through hammer leaf installing hole wherein.
With respect to prior art, the present invention has obtained following beneficial effect: numerous disc hammer frame plates of the big Heavy Weight of area have been cancelled in (1), replace the cylindrical barrel of circumferencial direction sealing; Cylindrical shell is a hollow-core construction; Weight alleviates greatly, and the power consumption when both having reduced in service and braking has been practiced thrift material cost again; Reduce manufacture difficulty, shortened the manufacturing cycle.(2) save main shaft distance bushing, further alleviated weight.(3) traditional rotor, just there are two end faces in each hammer frame plate, and is provided with several hammer frame plates along the rotor axis direction; And cylindrical barrel of the present invention is rotated around self axis, and except that the regional area that hammer leaf is installed, cylindrical shell integral body does not have front face area when rotating, and only has two end faces, greatly reduces windage, has reduced the power consumption of unit finished product.(4) because hammer leaf does not have the fixing of hammer leaf spacer, in the rotor high-speed running, hammer leaf can move freely along bearing pin; In the accelerator of material whereabouts, hammer leaf can be along axially evenly hitting material, in high velocity; Because hammer leaf is distributed in the different plane; Can destroy the circulation layer that material forms in this zone, increase the relative velocity between material and hammer leaf, improve crush efficiency.(5) partition is located on the barrel wall and is highly very little, and good rigidly is not easy to deform.
As improvement of the present invention, each said groove is a crescent, and the outer edge of each said partition and the outer surface of said cylindrical shell are positioned on the same face of cylinder.Crescent shaped groove is superficial, as long as bearing pin can be installed, the outer edge of each partition and the outer surface of cylindrical shell are positioned on the same face of cylinder and make windage littler.
As further improvement of the present invention, also be respectively equipped with subsequent use pin shaft hole on each said partition, each subsequent use pin shaft hole is equating with the spacing between two hammer leaf installing holes on the spacing between the pin shaft hole and the said hammer leaf with corresponding.Be arranged with two hammer leaf installing holes on the hammer leaf respectively, turn around to use when being convenient at one end wear and tear back or change hammer sieve gap, prolong the service life of hammer leaf and the product of production different fineness; Traditional rotor need be extracted bearing pin out; Making all hammer leaves break away from rotor lands; Because in a single day hammer leaf is broken each group of back and mixed easily, before the installation of turning around, must organize hammer leaf and weigh, so that the basic dynamic balance performance that guarantees to reinstall the back rotor to each; And hammer leaf is weighed and is wasted time and energy, if maintenance mans lack a sense of responsibility, it is excessive and cause unbalance serious that weight differential is respectively organized between the hammer leaf in appearance easily; In case and dynamic balancing is bad; Not only increase power consumption, and rotor is easy to damage the base bearing at armature spindle two ends especially; And the present invention is provided with subsequent use pin shaft hole, only increases a bearing pin, just can save hammer leaf fully and land the link of weighing again; When hammer leaf turns around to use, a bearing pin that increases is inserted from an end, hit the hammer leaf installing hole of holding from hammer leaf successively while inserting and pass; After new bearing pin is in place, pull up former bearing pin, promptly realized the use of turning around of hammer leaf; Whole process convenient is quick; Shortened the time of changing greatly, alleviated working strength of workers greatly, and can guarantee that rotor keeps original balance.
Another object of the present invention is, overcomes the problem that exists in the prior art, provides that a kind of windage is little, the beater disintegrating machine of power consumptive province.
For solving above technical problem; A kind of beater disintegrating machine provided by the present invention comprises rotor mill, and rotor mill comprises the rotor main shaft that is installed in epitrochanterian a plurality of hammer leaf and is positioned at rotor center; Be fixed with the cylindrical barrel of circumferencial direction sealing on the said rotor main shaft; Said cylindrical barrel and said rotor main shaft coaxial line, the external peripheral surface of said cylindrical barrel are evenly distributed with along the groove that the cylindrical shell length direction extends and the shape size is identical, in each said groove along the equidistant respectively identical partition of shape size that is provided with of cylindrical shell length direction; Be respectively equipped with pin shaft hole on each said partition, bearing pin is plugged in each said pin shaft hole successively; Each said hammer leaf lays respectively in the interval of adjacent partition, is arranged with two hammer leaf installing holes on each hammer leaf respectively and is suspended on the said bearing pin through hammer leaf installing hole wherein.
As improvement of the present invention, each said groove is a crescent, and the outer edge of each said partition and the outer surface of said cylindrical shell are positioned on the same face of cylinder.
As further improvement of the present invention, also be respectively equipped with subsequent use pin shaft hole on each said partition, each subsequent use pin shaft hole is equating with the spacing between two hammer leaf installing holes on the spacing between the pin shaft hole and the said hammer leaf with corresponding.
Description of drawings
The present invention is further detailed explanation below in conjunction with accompanying drawing and the specific embodiment, and accompanying drawing only provides reference and explanation usefulness, non-in order to restriction the present invention.
Fig. 1 is the structural representation of beater disintegrating machine of the present invention.
Fig. 2 is the front view of beater disintegrating machine rotor of the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the stereogram of Fig. 2.
Among the figure: 1 charging aperture; 2 casings; 3 rotors; The 3a rotor main shaft; The 3b cylindrical barrel; The 3c partition; The 3c1 pin shaft hole; The 3d hammer leaf; 3d1 hammer leaf installing hole; The 3e bearing pin; 4 screen frames; 5 expansion chambers.
The specific embodiment
As shown in Figure 1; Beater disintegrating machine comprises casing 2, be arranged in the pulverizing chamber of casing and be arranged in the rotor 3 of pulverizing chamber, and the top of pulverizing chamber is provided with charging aperture 1, and the bottom is provided with expansion chamber 5; Between charging aperture 1 and the expansion chamber 5 screen frame 4 is installed, is fixed with the sieve sheet on the screen frame 4.
Extremely shown in Figure 4 like Fig. 2; The center of rotor 3 is provided with rotor main shaft 3a, is fixed with the cylindrical barrel 3b of circumferencial direction sealing on the rotor main shaft 3a, cylindrical barrel 3b and rotor main shaft coaxial line; Its two ends can be empty web pattern, also can be the end plate of sealing.The external peripheral surface of cylindrical barrel 3b is evenly distributed with along the groove that the cylindrical shell length direction extends and the shape size is identical; In each groove along the equidistant respectively identical partition 3c of shape size that is provided with of cylindrical shell length direction; Groove is a crescent, and the outer edge of each partition 3c and the outer surface of cylindrical shell are positioned on the same face of cylinder.Be respectively equipped with pin shaft hole 3c1 on each partition 3c, bearing pin 3e is plugged among each pin shaft hole 3c1 successively; Each hammer leaf 3d lays respectively in the interval of adjacent partition 3c, is arranged with two hammer leaf installing hole 3d1 on each hammer leaf 3d respectively and is suspended on the bearing pin 3e through hammer leaf installing hole wherein.
Also be respectively equipped with subsequent use pin shaft hole on each partition 3c, each subsequent use pin shaft hole with equating with the spacing between two hammer leaf installing holes on the spacing between the pin shaft hole and the hammer leaf.When hammer leaf 3d need turn around to use, a bearing pin that increases is inserted from an end, hit the hammer leaf installing hole of holding from hammer leaf successively while inserting and pass, after new bearing pin is in place, pull up former bearing pin, promptly realized the use of turning around of hammer leaf.
The above is merely the present invention's preferable possible embodiments, and is non-so limit to scope of patent protection of the present invention.Except that the foregoing description, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (4)
1. beater disintegrating machine rotor; Comprise the rotor main shaft that is installed in epitrochanterian a plurality of hammer leaf and is positioned at rotor center; It is characterized in that: the cylindrical barrel that is fixed with the circumferencial direction sealing on the said rotor main shaft; Said cylindrical barrel and said rotor main shaft coaxial line, the external peripheral surface of said cylindrical barrel are evenly distributed with along the groove that the cylindrical shell length direction extends and the shape size is identical, in each said groove along the equidistant respectively identical partition of shape size that is provided with of cylindrical shell length direction; Be respectively equipped with pin shaft hole on each said partition, bearing pin is plugged in each said pin shaft hole successively; Each said hammer leaf lays respectively in the interval of adjacent partition, is arranged with two hammer leaf installing holes on each hammer leaf respectively and is suspended on the said bearing pin through hammer leaf installing hole wherein.
2. beater disintegrating machine rotor according to claim 1 is characterized in that: each said groove is a crescent, and the outer edge of each said partition and the outer surface of said cylindrical shell are positioned on the same face of cylinder.
3. beater disintegrating machine rotor according to claim 1 and 2; It is characterized in that: also be respectively equipped with subsequent use pin shaft hole on each said partition, each subsequent use pin shaft hole is equating with the spacing between two hammer leaf installing holes on the spacing between the pin shaft hole and the said hammer leaf with corresponding.
4. a beater disintegrating machine comprises rotor mill, it is characterized in that: this pulverizer adopts like each described rotor mill in the claim 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104297032A CN102513188A (en) | 2011-12-20 | 2011-12-20 | Hammer pulverizer rotor and pulverizer using rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104297032A CN102513188A (en) | 2011-12-20 | 2011-12-20 | Hammer pulverizer rotor and pulverizer using rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102513188A true CN102513188A (en) | 2012-06-27 |
Family
ID=46284401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104297032A Pending CN102513188A (en) | 2011-12-20 | 2011-12-20 | Hammer pulverizer rotor and pulverizer using rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102513188A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1569376A (en) * | 1976-05-19 | 1980-06-11 | Lindemann Maschfab Gmbh | Rotary hammer breakers |
| EP1127620A1 (en) * | 2000-01-17 | 2001-08-29 | Preben From Industri- og Maskinmontage A/S | Impact crusher |
| CN1486216A (en) * | 2001-01-16 | 2004-03-31 | - | Rotor for hammer- or chopper mill |
| CN202398391U (en) * | 2011-12-20 | 2012-08-29 | 扬州中欧工业机器人有限公司 | Hammer mill rotor and grinder with same |
-
2011
- 2011-12-20 CN CN2011104297032A patent/CN102513188A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1569376A (en) * | 1976-05-19 | 1980-06-11 | Lindemann Maschfab Gmbh | Rotary hammer breakers |
| EP1127620A1 (en) * | 2000-01-17 | 2001-08-29 | Preben From Industri- og Maskinmontage A/S | Impact crusher |
| CN1486216A (en) * | 2001-01-16 | 2004-03-31 | - | Rotor for hammer- or chopper mill |
| CN202398391U (en) * | 2011-12-20 | 2012-08-29 | 扬州中欧工业机器人有限公司 | Hammer mill rotor and grinder with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201147701Y (en) | Double-rotor hammering-sheet type disintegrator | |
| CN202061655U (en) | Hammer type crusher | |
| CN102935399B (en) | Centrifugal grinder | |
| CN201108847Y (en) | Longitudinal-pendulum type grinding machine | |
| CN202377048U (en) | Rolling mill | |
| CN202398391U (en) | Hammer mill rotor and grinder with same | |
| CN101780426B (en) | Reversible hammer crusher | |
| CN102357387B (en) | Turbine reaction composite vertical mill | |
| CN105435911A (en) | Novel double-cylinder type birotor centrifugal force adjustable ore crushing and grinding machine adopting rollers | |
| CN202398389U (en) | Pulverizer rotor | |
| CN202398390U (en) | Rotor of hammer mill | |
| CN202527244U (en) | High-efficiency superfine crusher | |
| CN102513188A (en) | Hammer pulverizer rotor and pulverizer using rotor | |
| CN201986670U (en) | Hammer sheet type crusher rotor | |
| CN201644150U (en) | Reversible hammer leaf type crushing machine | |
| CN204523115U (en) | A kind of spherical coal pulverizer | |
| CN215087645U (en) | Hammer crusher rotor | |
| CN203540632U (en) | Lever type compound-roller flour mill | |
| CN203862320U (en) | Vertical compound sand making machine | |
| CN203245002U (en) | Crushing device with wear resistance function | |
| CN205948989U (en) | Can dismantle double -deck blade bit | |
| CN101507935B (en) | Beater disintegrating machine | |
| CN202683277U (en) | Hammer crusher end plate device | |
| CN203002430U (en) | Integrated and high-efficiency power grinding machine for eccentric grinding roller | |
| CN208131157U (en) | A kind of vertical efficient mineral breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120627 |