CN114130500A - Multi-stage combined efficient crushing cutter set for pulverizer - Google Patents
Multi-stage combined efficient crushing cutter set for pulverizer Download PDFInfo
- Publication number
- CN114130500A CN114130500A CN202111443476.9A CN202111443476A CN114130500A CN 114130500 A CN114130500 A CN 114130500A CN 202111443476 A CN202111443476 A CN 202111443476A CN 114130500 A CN114130500 A CN 114130500A
- Authority
- CN
- China
- Prior art keywords
- crushing
- stage
- cutter set
- crushing cutter
- cutter
- 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
- 238000003801 milling Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 77
- 235000013312 flour Nutrition 0.000 abstract description 21
- 239000010419 fine particle Substances 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 description 9
- 239000004033 plastic Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- 238000010008 shearing Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 235000004237 Crocus Nutrition 0.000 description 2
- 241000596148 Crocus Species 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/28—Shape or construction of beater elements
- B02C13/2804—Shape or construction of beater elements the beater elements being rigidly connected to the rotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/31—Safety devices or measures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/04—Safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/28—Passing gas through crushing or disintegrating zone gas moving means being integral with, or attached to, crushing or disintegrating element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a multistage combined efficient crushing cutter set for a flour mill, and belongs to the field of flour mills. The multistage combined efficient crushing cutter set comprises a first-stage crushing cutter set, a second-stage crushing cutter set and a third-stage crushing cutter set which are coaxially arranged in sequence, wherein the first-stage crushing cutter set and the second-stage crushing cutter set are relatively fixedly arranged, a sieve tray is arranged between the first-stage crushing cutter set and the second-stage crushing cutter set, and the rotating directions of the third-stage crushing cutter set and the second-stage crushing cutter set are opposite. The efficient crushing of materials is realized through the cooperation of the multistage crushing cutter sets, the materials are crushed by the first-stage crushing cutter set and then filtered by the sieve tray, and fine particles are further crushed by the second-stage crushing cutter set and the third-stage crushing cutter set, so that the material crushing efficiency is higher, the material crushing is finer, and the energy consumption of the pulverizer is lower; and after the filtering is carried out by utilizing the sieve tray, the two-stage and three-stage crushing cutter sets only need to crush fine particles, so that the wear to the crushing blades is smaller, and the two-stage and three-stage crushing cutter sets can obtain longer service life.
Description
Technical Field
The invention relates to a crushing cutter set of a flour mill, in particular to a multi-stage combined efficient crushing cutter set for the flour mill.
Background
With the widespread use of plastic products, the harm of waste plastics to the environment and human health has become a serious problem to be faced by people, and the recycling technology of plastics has also become a main technical means for reducing the harm of waste plastics. At present, most plastics need smash the crocus processing in the recovery process, promptly: the waste plastic is firstly crushed into small pieces, and then the crushed small pieces of plastic are crushed into powder, so that the recycling of the plastic is realized.
The pulverizer is the main equipment of smashing the fritter plastics into powdery particle thing, utilizes the inside high-speed rotatory cutter head to smash the material, and it also can be used to the crushing recovery of some other combined materials. The cutter head assembly of the existing flour mill mostly adopts the structural form of 'a cutter head for a flour mill' disclosed in Chinese patent No. ZL201821310063.7, each cutter is fixed on a disc-shaped cutter rest through a bolt, the cutters are uniformly distributed on the periphery of the disc-shaped cutter rest and are parallel to the rotation axis of the disc-shaped cutter rest, and the materials are impacted and sheared by utilizing the high-speed rotation of the cutters to realize the material crushing. The cutter head structure of the flour mill has the advantages that the abrasion problem of the blades is very serious, the cutters need to be replaced frequently, the cutter head structure belongs to a fragile and easily-consumed part of the flour mill, and one flour mill needs to use dozens of cutters, so that the maintenance cost of the flour mill is increased; and, the blade mainly utilizes the blade outer edge to smash the material with the effect of milling machine barrel in the course of the work, and comminuted's meticulous degree is not good enough, needs regrinding, leads to the work efficiency of milling machine on the low side.
One of the main technical means to increase the working efficiency of the mill is to increase the rotational speed of the crushing cutter, which depends on the performance of the motor. The rotating speed of the motor for the existing pulverizer is generally 3000r/min, and a high rotating speed driving motor with higher cost and higher power is required to be selected to further improve the rotating speed of a pulverizing cutter, so that the manufacturing cost and the working energy consumption of the pulverizer are inevitably increased greatly. In order to improve the working efficiency of the flour mill, a double-motor driving idea is provided for the flour mill disclosed by the Chinese patent number ZL201921345106.X, the double-motor driving idea is provided and comprises two millstones and two driving motors, the two millstones are respectively driven by one driving motor, the relative rotating speed of the millstones is improved by utilizing the relative rotation of the two millstones, and the working efficiency of the flour mill is improved.
In addition, in order to guarantee comminuted meticulous degree, current milling machine need with the fan, the cyclone, close constitution milling system device such as fan and shale shaker and use, in the milling machine got into the cyclone by the fan suction after with cubic material grinding, after the cyclone separates to subside, get into the shale shaker through closing the fan, the powder that accords with the requirement passes through the screen cloth of shale shaker, the great material of particle diameter returns once more in the milling machine through pipeline after by the screen cloth separation and carries out the regrinding. The cubic material feeding of milling machine and the ejection of compact of powder are all accomplished by the suction effect of fan, consequently need use great fan to satisfy suction, lead to the required power of whole milling system device great, are unfavorable for the energy-conservation of equipment.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defects of low milling efficiency and the like of a crushing cutter group of the existing flour mill, and provides a multi-stage combined efficient crushing cutter group for the flour mill, by adopting the technical scheme of the invention, the efficient crushing of materials is realized through the matching of the multi-stage crushing cutter group, the materials are crushed by the first-stage crushing cutter group and then are filtered by the sieve tray, fine particles are further crushed by the second-stage crushing cutter group, and meanwhile, because the rotating directions of the third-stage crushing cutter group and the second-stage crushing cutter group are opposite, the relative rotating speeds of the three-stage crushing cutter group and the second-stage crushing cutter group are higher, the material crushing efficiency is higher, the material crushing is finer, and the energy consumption of the flour mill is lower; in addition, after the filtering is carried out by utilizing the sieve tray, the secondary crushing cutter set and the tertiary crushing cutter set only need to crush fine particles, so that the service lives of the secondary crushing cutter set and the tertiary crushing cutter set are longer;
the invention has another outstanding technical effect that: on the basis that the rotation directions of the second-stage crushing cutter set and the third-stage crushing cutter set are opposite, the crushing blades of the second-stage crushing cutter set and the third-stage crushing cutter set are arranged in a front-back inclined mode, and the front-back inclined direction of the second-stage crushing blade is opposite to the front-back inclined direction of the third-stage crushing blade, so that in the relative high-speed rotation process of the second-stage crushing cutter set and the third-stage crushing cutter set, on one hand, rotating airflow can be formed, the flowing speed of materials is accelerated, the materials are crushed rapidly by utilizing the impact and shearing action of the blades rotating at high speed, and the material crushing efficiency is further improved; on the other hand can form the suction effort of same direction, inhales the material from the feed inlet of milling machine, discharges by the discharge gate of milling machine after the crushing of multistage broken knife tackle, can reduce the power of fan among the milling machine device, makes the operation of milling machine more energy-conserving high-efficient.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention discloses a multistage combined efficient crushing cutter set for a pulverizer, which comprises a first-stage crushing cutter set, a second-stage crushing cutter set and a third-stage crushing cutter set which are coaxially arranged in sequence, wherein the first-stage crushing cutter set and the second-stage crushing cutter set are relatively fixedly arranged, a sieve tray with a plurality of sieve holes is arranged between the first-stage crushing cutter set and the second-stage crushing cutter set, and the rotating directions of the third-stage crushing cutter set and the second-stage crushing cutter set are opposite.
Furthermore, the secondary crushing cutter set comprises a secondary cutter rest and a plurality of secondary crushing blades which are uniformly distributed on the outer circumference of the secondary cutter rest along the circumferential direction; the three-stage crushing cutter set comprises a three-stage cutter rest and a plurality of three-stage crushing blades which are uniformly distributed on the outer circumference of the three-stage cutter rest along the circumferential direction.
Furthermore, each secondary crushing blade is arranged on the secondary knife rest in a forward and backward inclined mode towards the same rotating direction, each tertiary crushing blade is arranged on the tertiary knife rest in a forward and backward inclined mode towards the same rotating direction, and the forward and backward inclined direction of each secondary crushing blade is opposite to the forward and backward inclined direction of each tertiary crushing blade.
Furthermore, the front-back inclined included angle alpha between the secondary crushing blade and the secondary knife rest is 15-30 degrees, and the front-back inclined included angle alpha between the tertiary crushing blade and the tertiary knife rest is 15-30 degrees.
Furthermore, the front-back inclined included angle alpha between the secondary crushing blade and the secondary knife rest is 20 degrees, and the front-back inclined included angle alpha between the tertiary crushing blade and the tertiary knife rest is 20 degrees.
Furthermore, the secondary crushing blade is fixed on the secondary knife rest in a radial shape along the radial direction of the secondary knife rest, and the tertiary crushing blade is fixed on the tertiary knife rest in a radial shape along the radial direction of the tertiary knife rest.
Furthermore, the peripheries of the secondary knife rest and the tertiary knife rest are both provided with caulking grooves, and one end of the secondary crushing blade is embedded into the corresponding caulking groove of the secondary knife rest and is fixed by welding; one end of the third-stage crushing blade is embedded into the corresponding embedded groove of the third-stage knife rest and is fixed by welding.
Furthermore, the two-stage crushing cutter sets are at least arranged in parallel along the axial direction, and the three-stage crushing cutter sets are at least arranged in one group along the axial direction.
Furthermore, the one-level crushing cutter group adopts a flail cutter type structure and comprises a one-level cutter rest, a flail cutter shaft, one-level crushing blades and a spacer sleeve, wherein the flail cutter shaft is uniformly arranged in the circumferential direction of the one-level cutter rest, each flail cutter shaft is provided with a plurality of one-level crushing blades along the axial direction, and two axially adjacent one-level crushing blades are separated by the spacer sleeve sleeved on the corresponding flail cutter shaft.
Furthermore, the center of the broken knife tackle of one-level be equipped with the one-level knife tackle axle sleeve, the center of the broken knife tackle of second grade be equipped with the second grade knife tackle axle sleeve, the broken knife tackle of one-level locate on the center pin through the fixed cover of one-level knife tackle axle sleeve, the broken knife tackle of second grade locate on the center pin through the fixed cover of second grade knife tackle axle sleeve, the coaxial transmission shaft that is fixed in of the broken knife tackle of third grade on sheathe in, transmission shaft sleeve activity cover locate on the center pin.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following remarkable effects:
(1) the invention relates to a multistage combined efficient crushing cutter set for a pulverizer, which comprises a primary crushing cutter set, a secondary crushing cutter set and a tertiary crushing cutter set which are coaxially arranged in sequence, wherein the primary crushing cutter set and the secondary crushing cutter set are relatively fixed and can synchronously rotate, a sieve tray with a plurality of sieve holes is arranged between the primary crushing cutter set and the secondary crushing cutter set, the rotating directions of the tertiary crushing cutter set and the secondary crushing cutter set are opposite, the multistage combined efficient crushing cutter set is adopted, the efficient crushing of materials is realized through the matching of the multistage crushing cutter sets, the primary crushing cutter set is used for crushing the materials, the materials are filtered by the sieve tray, fine particles are further crushed by the secondary crushing cutter set, and meanwhile, the relative rotating speeds of the tertiary crushing cutter set and the secondary crushing cutter set are opposite, so that the material crushing efficiency is higher, the material is more finely crushed, and the energy consumption of the flour mill is lower; in addition, after the filtering is carried out by utilizing the sieve tray, the secondary crushing cutter set and the tertiary crushing cutter set only need to crush fine particles, so that the wear to the crushing blade is smaller, and the service lives of the secondary crushing cutter set and the tertiary crushing cutter set are longer;
(2) the invention relates to a multistage combined efficient crushing cutter set for a pulverizer, which comprises a secondary cutter frame and a plurality of secondary crushing blades uniformly distributed on the outer circumference of the secondary cutter frame along the circumferential direction, wherein a tertiary crushing cutter set comprises a tertiary cutter frame and a plurality of tertiary crushing blades uniformly distributed on the outer circumference of the tertiary cutter frame along the circumferential direction; the secondary crushing cutter set and the tertiary crushing cutter set are distributed by adopting circumferential blades, the linear speed of the rotation of the blades is higher, and the blades rotating at high speed are used for beating and crushing the materials, so that the materials are crushed more densely and efficiently;
(3) according to the multistage combined efficient crushing cutter set for the pulverizer, each two-stage crushing cutter blade is arranged on the two-stage cutter frame in a forward and backward inclined mode towards the same rotating direction, each three-stage crushing cutter blade is arranged on the three-stage cutter frame in a forward and backward inclined mode towards the same rotating direction, and the forward and backward inclined directions of the two-stage crushing cutter blades are opposite to the forward and backward inclined directions of the three-stage crushing cutter blades; on the basis that the rotation directions of the second-stage crushing cutter set and the third-stage crushing cutter set are opposite, the crushing blades of the second-stage crushing cutter set and the third-stage crushing cutter set are arranged in a front-back inclined mode, and the front-back inclined direction of the second-stage crushing blade is opposite to the front-back inclined direction of the third-stage crushing blade, so that in the relative high-speed rotation process of the second-stage crushing cutter set and the third-stage crushing cutter set, on one hand, rotating airflow can be formed, the flowing speed of materials is accelerated, the materials are crushed rapidly by utilizing the impact and shearing action of the blades rotating at high speed, and the material crushing efficiency is further improved; on the other hand, the suction acting force in the same direction can be formed, the materials are sucked from the feed port of the flour mill and are discharged from the discharge port of the flour mill after being crushed by the multistage crushing cutter group, so that the power of a subsequent suction fan in the flour mill device can be reduced, and the running of the flour mill is more energy-saving and efficient;
(4) according to the multi-stage combined efficient crushing cutter set for the pulverizer, the front-back inclined included angle alpha between the secondary crushing blade and the secondary cutter frame is 15-30 degrees, and preferably 20 degrees; the front-back inclined included angle alpha between the third-stage crushing blade and the third-stage knife rest is 15-30 degrees, and preferably 20 degrees; through reasonable arrangement of the inclined included angle, the material crushing efficiency and the powder flowing speed can be both considered, and the grinding efficiency of the grinding machine is improved;
(5) according to the multi-stage combined efficient crushing cutter set for the pulverizer, the second-stage crushing cutter blade is fixed on the second-stage cutter frame in a radial shape along the radial direction of the second-stage cutter frame, and the third-stage crushing cutter blade is fixed on the third-stage cutter frame in a radial shape along the radial direction of the third-stage cutter frame, so that the second-stage crushing cutter set and the third-stage crushing cutter set rotate more stably, and the working stability of the pulverizer is improved;
(6) according to the multi-stage combined efficient crushing cutter set for the pulverizer, the peripheries of the secondary cutter frame and the tertiary cutter frame are both provided with the caulking grooves, and one end of the secondary crushing blade is embedded into the corresponding caulking groove of the secondary cutter frame and is fixed by welding; one end of the third-stage crushing blade is embedded into a corresponding embedded groove of the third-stage knife rest and is fixed by welding; the blade is positioned and fixed by utilizing the caulking groove, so that the blade is fixed more firmly and stably;
(7) according to the multistage combined efficient crushing cutter set for the pulverizer, at least two groups of secondary crushing cutter sets are arranged in parallel along the axial direction, at least one group of tertiary crushing cutter sets is arranged along the axial direction, and a plurality of groups of secondary crushing cutter sets or tertiary crushing cutter sets are adopted, so that materials can be crushed more densely;
(8) the multistage combined efficient crushing cutter set for the pulverizer, disclosed by the invention, has the advantages that the primary crushing cutter set adopts a flail type structure and comprises a primary cutter frame, flail cutter shafts, primary crushing blades and spacers, the flail cutter shafts are uniformly arranged in the circumferential direction of the primary cutter frame, each flail cutter shaft is movably provided with a plurality of primary crushing blades along the axial direction, and two axially adjacent primary crushing blades are separated by the spacers sleeved on the corresponding flail cutter shafts; the crushing blade is unfolded by adopting a flail type structure and utilizing the rotating centrifugal action of the crushing blade, and the lump material is crushed by utilizing the primary crushing blade, so that the crushing blade can smoothly pass when the resistance of the material is too large or the material is mixed with high-hardness materials such as metal and the like, the collision damage of the primary crushing blade is effectively prevented, the crushing stability of the primary crushing blade to the material is improved, and the service life of the primary crushing blade is prolonged;
(9) the invention relates to a multistage combined efficient crushing cutter set for a pulverizer, wherein a first-stage cutter set shaft sleeve is arranged at the center of a first-stage crushing cutter set, a second-stage cutter set shaft sleeve is arranged at the center of a second-stage crushing cutter set, the first-stage crushing cutter set is fixedly sleeved on a central shaft through the first-stage cutter set shaft sleeve, the second-stage crushing cutter set is fixedly sleeved on the central shaft through the second-stage cutter set shaft sleeve, the third-stage crushing cutter set is coaxially fixed on a transmission shaft sleeve, and the transmission shaft sleeve is movably sleeved on the central shaft; the broken knife tackle of one-level and the broken knife tackle of second grade adopt axle sleeve structure to install on the center pin, the broken knife tackle of one-level and the broken knife tackle of second grade are the modularized design, the high-efficient assembly of smashing the knife tackle of the multistage combination formula of being convenient for, tertiary broken knife tackle passes through the driving sleeve and installs on the center pin, the center pin can adopt both ends to support, compare with current cantilever transmission shaft design, the rotation of the high-efficient knife tackle of smashing of whole multistage combination formula is more steady reliable.
Drawings
FIG. 1 is a schematic view of an angular perspective structure of a multi-stage combined high-efficiency crushing cutter set for a pulverizer of the present invention;
FIG. 2 is a schematic view of another perspective view of the multi-stage combined high-efficiency crushing cutter set for the pulverizer of the present invention;
FIG. 3 is a schematic sectional view of a multi-stage combined high-efficiency crushing cutter set for a pulverizer according to the present invention;
FIG. 4 is a schematic structural diagram of a two-stage crushing cutter set or a three-stage crushing cutter set in a multi-stage combined efficient crushing cutter set for a pulverizer according to the present invention;
fig. 5 is a schematic top view of a two-stage crushing cutter set or a three-stage crushing cutter set in a multi-stage combined efficient crushing cutter set for a pulverizer according to the present invention.
The reference numerals in the schematic drawings illustrate:
1. a central shaft; 2. a primary crushing cutter set; 2-1, a first-stage tool rest; 2-2, a flail knife shaft; 2-3, a primary crushing blade; 2-4, spacer bush; 2-5, a first-level cutter set shaft sleeve; 3. a sieve tray; 3-1, sieve mesh; 4. a secondary crushing cutter set; 4-1, a secondary tool rest; 4-2, secondary crushing blades; 4-3, a secondary cutter set shaft sleeve; 5. a third-stage crushing cutter set; 5-1, three-stage tool rest; 5-2, three-stage crushing blades; 6. the driving shaft sleeve.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
[ examples ]
Referring to fig. 1, 2 and 3, the multistage combined efficient crushing cutter set for the pulverizer of the present embodiment includes a first-stage crushing cutter set 2, a second-stage crushing cutter set 4 and a third-stage crushing cutter set 5 coaxially arranged in sequence, wherein a material is sequentially crushed step by the first-stage crushing cutter set 2, the second-stage crushing cutter set 4 and the third-stage crushing cutter set 5, the first-stage crushing cutter set 2 and the second-stage crushing cutter set 4 are relatively fixedly arranged and can rotate synchronously, a sieve tray 3 with a plurality of sieve pores 3-1 is arranged between the first-stage crushing cutter set 2 and the second-stage crushing cutter set 4, the sieve tray 3 separates the first-stage crushing cutter set 2 from the second-stage crushing cutter set 4, the first-stage crushing cutter set 2 is used for coarsely crushing the material, the coarsely crushed small particles are further finely crushed by the second-stage crushing cutter set 4 and the third-stage crushing cutter set 5 after passing through the sieve pores 3-1 on the sieve tray 3, larger materials are continuously crushed by the primary crushing cutter group 2; the rotating directions of the three-level crushing cutter set 5 and the two-level crushing cutter set 4 are opposite, so that the relative speed of the three-level crushing cutter set 5 and the two-level crushing cutter set 4 is the sum of the rotating speeds of the three-level crushing cutter set and the two-level crushing cutter set, the relative rotating speed of the crushing cutter set is greatly improved, materials can be more finely crushed between the two-level crushing cutter set 4 and the three-level crushing cutter set 5, and the crushing efficiency is also greatly improved. And, owing to the setting of sieve tray 3, second grade crushing knife tackle 4 and tertiary crushing knife tackle 5 only need broken tiny granule, and is littleer to the wear of broken blade, makes second grade crushing knife tackle 4 and tertiary crushing knife tackle 5's life longer.
As shown in fig. 2 and 3, in the present embodiment, the secondary crushing cutter set 4 includes a secondary cutter frame 4-1 and a plurality of secondary crushing blades 4-2 uniformly distributed on the outer circumference of the secondary cutter frame 4-1 along the circumferential direction; the three-level crushing cutter set 5 comprises a three-level cutter rest 5-1 and a plurality of three-level crushing blades 5-2 which are uniformly distributed on the outer circumference of the three-level cutter rest 5-1 along the circumferential direction. The second-level tool rest 4-1 and the third-level tool rest 5-1 are both disc-shaped structures and used as substrates for mounting crushing blades, the second-level crushing tool set 4 and the third-level crushing tool set 5 are both distributed by circumferential blades, the linear speed of rotation of the blades is higher, and the blades rotating at high speed are used for slapping and crushing materials, so that the materials are crushed more finely and efficiently.
Further, as shown in fig. 2, 4 and 5, in the present embodiment, each of the two-stage crushing blades 4-2 is inclined forward and backward in the same rotational direction on the two-stage blade carrier 4-1, each of the three-stage crushing blades 5-2 is inclined forward and backward in the same rotational direction on the three-stage blade carrier 5-1, and the forward and backward inclination direction of the two-stage crushing blade 4-2 is opposite to the forward and backward inclination direction of the three-stage crushing blade 5-2. Namely, a certain inclined included angle is formed between the front end face and the rear end face of the second-stage crushing blade 4-2 and the second-stage knife rest 4-1, and a certain inclined included angle is also formed between the front end face and the rear end face of the third-stage crushing blade 5-2 and the third-stage knife rest 5-1, so that in the relative high-speed rotating process of the second-stage crushing blade group 4 and the third-stage crushing blade group 5, on one hand, a rotating airflow can be formed, the flowing speed of materials is accelerated, the materials are rapidly crushed by utilizing the impact and shearing action of the blades rotating at high speed, and the material crushing efficiency is further improved; on the other hand can form the suction effort of same direction, inhales the material from the feed inlet of milling machine, discharges by the discharge gate of milling machine after the crushing of multistage broken knife tackle, can reduce follow-up suction fan's in the milling machine device power, makes the operation of milling machine more energy-conserving high-efficient. And, kibbling material powder can discharge milling machine fast, compares with current milling machine knife tackle, can alleviate the wearing and tearing of blade, reduces the maintenance cost of milling machine blade disc. The smaller the front-back inclined angle between the crushing blade and the knife rest is, the smaller the suction force generated by the rotation of the corresponding crushing knife set is, at the moment, the relatively slower the powder discharge speed is, the resistance of the crushing blade is increased, and the abrasion is increased; and the bigger the back and forth inclination included angle is, then the striking included angle of broken blade and material diminishes, and suction power grow, and broken blade is to the crushing effect variation of material this moment, and the crushing efficiency of material is slower relatively. It is therefore necessary to set the forward and backward inclined angle between the crushing blade and the blade holder within a reasonable range. In the embodiment, the front-back inclined angle alpha between the secondary crushing blade 4-2 and the secondary knife rest 4-1 is 15-30 degrees, and the front-back inclined angle alpha between the tertiary crushing blade 5-2 and the tertiary knife rest 5-1 is 15-30 degrees; further preferably, the front-back inclined angle alpha between the secondary crushing blade 4-2 and the secondary knife rest 4-1 is 20 degrees, and the front-back inclined angle alpha between the tertiary crushing blade 5-2 and the tertiary knife rest 5-1 is 20 degrees. Through above-mentioned reasonable slope contained angle setting, can compromise the material crushing efficiency and the powder speed of flow, improved the crocus efficiency of milling machine.
As shown in fig. 4, in the present embodiment, the secondary crushing blade 4-2 is fixed to the secondary blade carrier 4-1 in a radial direction of the secondary blade carrier 4-1, and the tertiary crushing blade 5-2 is fixed to the tertiary blade carrier 5-1 in a radial direction of the tertiary blade carrier 5-1, that is, in the secondary crushing blade group 4 and the tertiary crushing blade group 5, each crushing blade is on a diameter extension line of the corresponding blade carrier, and can better generate collision and shearing action with the material. The crushing blade quantity of second grade crushing knife tackle 4 and tertiary crushing knife tackle 5 can be specific design requirement more and decide, and circumference evenly distributed's crushing blade makes whole crushing knife tackle have better dynamic balance effect, makes crushing knife tackle rotate more steadily, has improved the job stabilization nature of milling machine. Of course, each crushing blade may be arranged in an inclined manner within a certain range relative to the outer peripheral surface of the corresponding tool rest, and the circumferential inclined direction of each crushing blade also faces the same rotating direction, i.e., the central plane of each crushing blade is not larger than the center of the disc-shaped tool rest, and the circumferential inclined included angle of each crushing blade is not too large, and may be determined according to specific design requirements.
In order to facilitate the installation and fixation of the crushing blades in the secondary crushing cutter group 4 and the tertiary crushing cutter group 5, caulking grooves are formed in the peripheries of the secondary cutter frame 4-1 and the tertiary cutter frame 5-1, and one end of the secondary crushing blade 4-2 is embedded into the corresponding caulking groove of the secondary cutter frame 4-1 and is fixed through welding; one end of the third-stage crushing blade 5-2 is embedded into a corresponding embedded groove of the third-stage knife rest 5-1 and is fixed by welding. The blade is positioned and fixed by utilizing the caulking groove, so that the blade is fixed more firmly and stably. Certainly, in order to facilitate the individual replacement of the blades, the second-stage crushing blade 4-2 and the third-stage crushing blade 5-2 can also be fixed by bolts, that is, fixed blade fixing plates are welded in the caulking grooves of the second-stage blade carrier 4-1 and the third-stage blade carrier 5-1, mounting holes are formed in the blade fixing plates, and the second-stage crushing blade 4-2 and the third-stage crushing blade 5-2 are respectively fixed on the corresponding blade fixing plates by bolts.
As shown in fig. 1, 2 and 3, in this embodiment, the two sets of the second-stage crushing cutter sets 4 are at least arranged in parallel along the axial direction, the two sets of the second-stage crushing cutter sets 4 have the same structure, the three-stage crushing cutter sets 5 are at least arranged along the axial direction, and when the three-stage crushing cutter sets 5 are arranged in multiple sets, the three sets of the third-stage crushing cutter sets 5 have the same structure. The design of multiple groups of secondary crushing cutter sets or three-level crushing cutter sets is adopted, the time of materials passing through the secondary crushing cutter set 4 and the three-level crushing cutter set 5 can be prolonged, and the materials can be crushed more finely. In addition, the primary crushing cutter group 2 in this embodiment preferably adopts a flail type structure, which includes a primary cutter frame 2-1, a flail cutter shaft 2-2, a primary crushing cutter blade 2-3 and a spacer sleeve 2-4, the flail cutter shaft 2-2 is uniformly arranged in the circumferential direction of the primary cutter frame 2-1, the flail cutter shaft 2-2 can be arranged into 3-8 groups according to different requirements, for example, 6 groups of flail cutter shafts 2-2 are designed in fig. 2, each flail cutter shaft 2-2 is axially and movably provided with a plurality of primary crushing cutter blades 2-3, and two axially adjacent primary crushing cutter blades 2-3 are separated by the spacer sleeve 2-4 sleeved on the corresponding flail cutter shaft 2-2. Specifically, one end of the first-stage crushing blade 2-3 is provided with a through hole, the first-stage crushing blade 2-3 and the spacer bush 2-4 are alternately sleeved on the corresponding flail knife shaft 2-2, the first-stage crushing blade 2-3 can freely rotate on the flail knife shaft 2-2, when the crushing device works, the crushing blade is unfolded under the centrifugal action of the crushing blade, the blocky material is impacted by the first-stage crushing blade 2-3 to be crushed, and when the material resistance is too large or the material is mixed with high-hardness materials such as metal and the like, the crushing blade can smoothly cross the obstacle, so that the collision damage of the first-stage crushing blade 2-3 is effectively prevented, the crushing stability of the first-stage crushing knife group 2 to the material is improved, and the service life of the first-stage crushing knife group 2 to the material is prolonged. Specifically, in this embodiment, the primary knife rest 2-1 may be formed by mounting plates, and at least two mounting plates are respectively disposed on two sides of the primary crushing knife group 2, two ends of the flail knife shaft 2-2 are mounted on the mounting plates on the corresponding sides, and one or more mounting plates may be further disposed in the middle of the flail knife shaft 2-2 according to the number of the primary crushing blades 2-3 on the flail knife shaft 2-2 and the length of the flail knife shaft 2-2, so as to improve the structural stability of the primary crushing knife group 2.
Referring to fig. 3, in order to facilitate the assembly and driving of the multistage combined type efficient crushing cutter set, in the embodiment, a first-stage cutter set shaft sleeve 2-5 is arranged at the center of a first-stage crushing cutter set 2, the first-stage cutter set shaft sleeve 2-5 is fixedly connected with a first-stage cutter rest 2-1, the first-stage crushing cutter set 2 is fixedly sleeved on a central shaft 1 through the first-stage cutter set shaft sleeve 2-5, and the first-stage cutter set shaft sleeve 2-5 and the central shaft 1 can be connected by a flat key for transmitting an axial torque; a secondary crushing cutter set 4 is arranged at the center of the secondary crushing cutter set 4, a secondary cutter set shaft sleeve 4-3 is fixedly connected with a secondary cutter frame 4-1, the secondary crushing cutter set 4 is fixedly sleeved on the central shaft 1 through the secondary cutter set shaft sleeve 4-3, and the secondary cutter set shaft sleeve 4-3 and the central shaft 1 can also be connected by adopting a flat key for transmitting axial torque; the three-stage crushing cutter set 5 is coaxially fixed on the transmission shaft sleeve 6, namely, the three-stage cutter frame 5-1 is fixedly connected with the transmission shaft sleeve 6, the transmission shaft sleeve 6 is movably sleeved on the central shaft 1, and the transmission shaft sleeve 6 can relatively rotate on the central shaft 1. One-level broken knife tackle 2 and the broken knife tackle 4 of second grade adopt axle sleeve structure to install on center pin 1, make one-level broken knife tackle 2 and the broken knife tackle 4 of second grade design for the modularization, the high-efficient assembly of smashing the knife tackle of the multistage combination formula of being convenient for, tertiary broken knife tackle 5 is installed on center pin 1 through driving shaft sleeve 6, center pin 1 can adopt both ends to support, driving shaft sleeve 6 can stably rotate on center pin 1, compare with current cantilever drive shaft design, the rotation of the high-efficient knife tackle of smashing of whole multistage combination formula is more steady reliable, through driving center pin 1 and driving shaft sleeve 6, can realize tertiary broken knife tackle 5 and the reverse rotation drive of the broken knife tackle 4 of second grade.
The high-efficient crushing knife tackle of multistage combination formula for milling machine of this embodiment installs and to constitute the milling machine in suitable silo, and the high-efficient crushing knife tackle of multistage combination formula adopts horizontal installation, and sieve tray 3 mountable also can install and rotate thereupon on one-level crushing knife tackle 2 or the broken knife tackle 4 of second grade, and sieve mesh 3-1 aperture on the sieve tray 3 can be designed to 2 ~ 4 mm. During operation, the first-stage crushing cutter group 2 and the second-stage crushing cutter group 4 are driven to synchronously rotate through the central shaft 1, the third-stage crushing cutter group 5 is driven to reversely rotate through the transmission shaft sleeve 6, granular materials (usually 1-2 cm block materials) enter from the feeding port, the granular materials are firstly impacted and crushed into small granular materials of 2-4 mm by the first-stage crushing cutter group 2, the materials smaller than the aperture of the sieve pore 3-1 of the sieve pore 3 of the sieve tray 3 penetrate through the sieve tray 3 and are beaten and crushed by the second-stage crushing cutter group 4 again, the grain diameter of the materials can generally reach 20-50 meshes at the moment, the materials pass through the third-stage crushing cutter group 5, the relative rotating speeds of the third-stage crushing cutter group 5 and the second-stage crushing cutter group 4 are increased in multiples, the materials are beaten and further crushed by the third-stage crushing cutter group 5 at a higher speed, the grain diameter of the materials can generally reach 60 meshes at the moment, and then the materials are discharged from the discharging port.
According to the multi-stage combined efficient crushing cutter set for the pulverizer, efficient crushing of materials is achieved through cooperation of the multi-stage crushing cutter set, the materials are crushed by the first-stage crushing cutter set and then are filtered by the sieve tray, fine particles are further crushed by the second-stage crushing cutter set, and meanwhile, due to the fact that the rotating directions of the third-stage crushing cutter set and the second-stage crushing cutter set are opposite, the relative rotating speed of the third-stage crushing cutter set and the second-stage crushing cutter set is higher, the material crushing efficiency is higher, the material crushing is finer, and the energy consumption of the pulverizer is lower; and after the sieve tray is used for filtering, the second-stage crushing cutter set and the third-stage crushing cutter set only need to crush fine particles, so that the service lives of the second-stage crushing cutter set and the third-stage crushing cutter set are longer. In addition, on the basis that the rotation directions of the second-stage crushing cutter set and the third-stage crushing cutter set are opposite, the crushing blades of the second-stage crushing cutter set and the third-stage crushing cutter set are arranged in a front-back inclined mode, and the front-back inclined direction of the second-stage crushing blade is opposite to the front-back inclined direction of the third-stage crushing blade, so that in the relative high-speed rotation process of the second-stage crushing cutter set and the third-stage crushing cutter set, on one hand, rotating airflow can be formed, the flowing speed of materials is accelerated, the materials are rapidly crushed by utilizing the impact and shearing action of the blades rotating at high speed, and the material crushing efficiency is further improved; on the other hand can form the suction effort of same direction, inhales the material from the feed inlet of milling machine, discharges by the discharge gate of milling machine after the crushing of multistage broken knife tackle, can reduce the power of fan among the milling machine device, makes the operation of milling machine more energy-conserving high-efficient.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "front", "back", "left", "right" and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a high-efficient crushing knife tackle of multistage combination formula for milling machine which characterized in that: including the broken knife tackle of one-level (2), the broken knife tackle of second grade (4) and the broken knife tackle of tertiary (5) of coaxial setting in proper order, the broken knife tackle of one-level (2) and the broken knife tackle of second grade (4) relatively fixed set up, and be equipped with sieve tray (3) that have a plurality of sieve meshes (3-1) between the broken knife tackle of one-level (2) and the broken knife tackle of second grade (4), the rotatory direction of the broken knife tackle of tertiary (5) and the broken knife tackle of second grade (4) opposite.
2. The multi-stage combined efficient crushing cutter set for the pulverizer of claim 1, wherein: the secondary crushing cutter set (4) comprises a secondary cutter rest (4-1) and a plurality of secondary crushing blades (4-2) which are uniformly distributed on the outer circumference of the secondary cutter rest (4-1) along the circumferential direction; the three-stage crushing cutter set (5) comprises a three-stage cutter frame (5-1) and a plurality of three-stage crushing blades (5-2) which are uniformly distributed on the outer circumference of the three-stage cutter frame (5-1) along the circumferential direction.
3. The multi-stage combined efficient crushing cutter set for the pulverizer as claimed in claim 2, wherein: each second-stage crushing blade (4-2) is arranged on the second-stage knife rest (4-1) in a forward and backward inclined mode towards the same rotating direction, each third-stage crushing blade (5-2) is arranged on the third-stage knife rest (5-1) in a forward and backward inclined mode towards the same rotating direction, and the forward and backward inclined direction of each second-stage crushing blade (4-2) is opposite to the forward and backward inclined direction of each third-stage crushing blade (5-2).
4. The multi-stage combined efficient crushing cutter set for the pulverizer as claimed in claim 3, wherein: the front-back inclined included angle alpha between the secondary crushing blade (4-2) and the secondary knife rest (4-1) is 15-30 degrees, and the front-back inclined included angle alpha between the tertiary crushing blade (5-2) and the tertiary knife rest (5-1) is 15-30 degrees.
5. The multi-stage combined efficient crushing cutter set for the pulverizer as claimed in claim 4, wherein: the front-back inclination included angle alpha between the secondary crushing blade (4-2) and the secondary knife rest (4-1) is 20 degrees, and the front-back inclination included angle alpha between the tertiary crushing blade (5-2) and the tertiary knife rest (5-1) is 20 degrees.
6. The multi-stage combined efficient crushing cutter set for the pulverizer as claimed in claim 4, wherein: the secondary crushing blade (4-2) is fixed on the secondary knife rest (4-1) in a radial shape along the radial direction of the secondary knife rest (4-1), and the tertiary crushing blade (5-2) is fixed on the tertiary knife rest (5-1) in a radial shape along the radial direction of the tertiary knife rest (5-1).
7. The multi-stage combined efficient crushing cutter set for the pulverizer as claimed in claim 4, wherein: the peripheries of the secondary knife rest (4-1) and the tertiary knife rest (5-1) are both provided with caulking grooves, and one end of the secondary crushing blade (4-2) is embedded into the corresponding caulking groove of the secondary knife rest (4-1) and is fixed by welding; one end of the three-stage crushing blade (5-2) is embedded into a corresponding embedded groove of the three-stage knife rest (5-1) and is fixed by welding.
8. The multi-stage combined high-efficiency crushing cutter set for the pulverizer as claimed in any one of claims 1 to 7, wherein: the two-stage crushing cutter set (4) is at least provided with two groups in parallel along the axial direction, and the three-stage crushing cutter set (5) is at least provided with one group along the axial direction.
9. The multi-stage combined high-efficiency crushing cutter set for the pulverizer as claimed in any one of claims 1 to 7, wherein: the primary crushing cutter set (2) adopts a flail cutter type structure and comprises a primary cutter frame (2-1), a flail cutter shaft (2-2), primary crushing blades (2-3) and spacer bushes (2-4), wherein the flail cutter shaft (2-2) is uniformly arranged in the circumferential direction of the primary cutter frame (2-1), a plurality of primary crushing blades (2-3) are axially and movably mounted on each flail cutter shaft (2-2), and the two axially adjacent primary crushing blades (2-3) are separated by the spacer bushes (2-4) sleeved on the corresponding flail cutter shaft (2-2).
10. The multi-stage combined efficient crushing cutter set for the pulverizer of claim 9, wherein: the center of the one-level crushing cutter set (2) is provided with a one-level cutter set shaft sleeve (2-5), the center of the second-level crushing cutter set (4) is provided with a second-level cutter set shaft sleeve (4-3), the one-level crushing cutter set (2) is fixedly sleeved on the central shaft (1) through the one-level cutter set shaft sleeve (2-5), the second-level crushing cutter set (4) is fixedly sleeved on the central shaft (1) through the second-level cutter set shaft sleeve (4-3), the third-level crushing cutter set (5) is coaxially fixed on the transmission shaft sleeve (6), and the transmission shaft sleeve (6) is movably sleeved on the central shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443476.9A CN114130500A (en) | 2021-11-30 | 2021-11-30 | Multi-stage combined efficient crushing cutter set for pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443476.9A CN114130500A (en) | 2021-11-30 | 2021-11-30 | Multi-stage combined efficient crushing cutter set for pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114130500A true CN114130500A (en) | 2022-03-04 |
Family
ID=80389960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111443476.9A Pending CN114130500A (en) | 2021-11-30 | 2021-11-30 | Multi-stage combined efficient crushing cutter set for pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114130500A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114904885A (en) * | 2022-04-09 | 2022-08-16 | 王大春 | Organic waste degradation equipment |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07171432A (en) * | 1993-12-20 | 1995-07-11 | Hitachi Ltd | Classifying and crushing machine for plastic |
| CN102240581A (en) * | 2011-05-12 | 2011-11-16 | 山东汇科通用机械有限公司 | Horizontal micronizer |
| CN104549671A (en) * | 2014-12-02 | 2015-04-29 | 苏州沃斯麦机电科技有限公司 | Stirring and grinding integrated device |
| CN107096622A (en) * | 2017-05-05 | 2017-08-29 | 严展鹏 | One kind is used for construction material discarded object cutting and grinding device cutterhead Hammer head assembly |
| CN206549773U (en) * | 2017-02-17 | 2017-10-13 | 周银涛 | A kind of dry head pulverizer of vermicelli |
| CN108080105A (en) * | 2016-11-22 | 2018-05-29 | 鲲鹏神农制药设备（天津）有限公司 | Chinese medicine multi-stage crushing equipment pulverizer |
| CN108372007A (en) * | 2018-04-24 | 2018-08-07 | 赵兴朋 | A kind of axial-flow type pulverizer |
| CN212238486U (en) * | 2020-05-13 | 2020-12-29 | 梁浩钊 | Water supply pipeline washing device |
| KR20210046596A (en) * | 2021-03-17 | 2021-04-28 | 신광석 | Millstone food waste processing apparatus with four stage crusher |
| CN112808414A (en) * | 2020-12-31 | 2021-05-18 | 厦门大学嘉庚学院 | Novel juicing equipment |
| CN213408938U (en) * | 2020-06-06 | 2021-06-11 | 湖州多邦健康科技有限公司 | Herbal pieces-production is with smashing device that gathers materials |
| CN113333104A (en) * | 2021-07-02 | 2021-09-03 | 山西易通环能科技集团有限公司 | Rotor for household garbage crusher |
-
2021
- 2021-11-30 CN CN202111443476.9A patent/CN114130500A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07171432A (en) * | 1993-12-20 | 1995-07-11 | Hitachi Ltd | Classifying and crushing machine for plastic |
| CN102240581A (en) * | 2011-05-12 | 2011-11-16 | 山东汇科通用机械有限公司 | Horizontal micronizer |
| CN104549671A (en) * | 2014-12-02 | 2015-04-29 | 苏州沃斯麦机电科技有限公司 | Stirring and grinding integrated device |
| CN108080105A (en) * | 2016-11-22 | 2018-05-29 | 鲲鹏神农制药设备（天津）有限公司 | Chinese medicine multi-stage crushing equipment pulverizer |
| CN206549773U (en) * | 2017-02-17 | 2017-10-13 | 周银涛 | A kind of dry head pulverizer of vermicelli |
| CN107096622A (en) * | 2017-05-05 | 2017-08-29 | 严展鹏 | One kind is used for construction material discarded object cutting and grinding device cutterhead Hammer head assembly |
| CN108372007A (en) * | 2018-04-24 | 2018-08-07 | 赵兴朋 | A kind of axial-flow type pulverizer |
| CN212238486U (en) * | 2020-05-13 | 2020-12-29 | 梁浩钊 | Water supply pipeline washing device |
| CN213408938U (en) * | 2020-06-06 | 2021-06-11 | 湖州多邦健康科技有限公司 | Herbal pieces-production is with smashing device that gathers materials |
| CN112808414A (en) * | 2020-12-31 | 2021-05-18 | 厦门大学嘉庚学院 | Novel juicing equipment |
| KR20210046596A (en) * | 2021-03-17 | 2021-04-28 | 신광석 | Millstone food waste processing apparatus with four stage crusher |
| CN113333104A (en) * | 2021-07-02 | 2021-09-03 | 山西易通环能科技集团有限公司 | Rotor for household garbage crusher |
Non-Patent Citations (1)
| Title |
|---|
| 南京药学院主编: "《药剂学》", 北京：人民卫生出版社, pages: 53 - 55 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114904885A (en) * | 2022-04-09 | 2022-08-16 | 王大春 | Organic waste degradation equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114130499B (en) | Multi-stage crushing high-efficiency energy-saving flour mill | |
| CN201271591Y (en) | Birotor pulverizer | |
| CN215312887U (en) | High-efficient material crushing device | |
| CN104056703A (en) | Extrusion grinder | |
| CN1593771A (en) | Super energy-saving integrated fine grain pulverizer | |
| CN201659002U (en) | Hammer mill with built-in feeding fan and rotating screen | |
| CN208554406U (en) | A kind of wood grinder | |
| CN114454385A (en) | Combined cyclone grinding cutter head assembly and plastic grinding machine | |
| CN114130500A (en) | Multi-stage combined efficient crushing cutter set for pulverizer | |
| CN101816969B (en) | Hammer type crusher internally provided with feeding fan and rotary screen | |
| CN105729679B (en) | A kind of stalk-waste plastics integration grinding device | |
| CN212820219U (en) | Multifunctional material crushing device | |
| CN201357087Y (en) | Birotor crusher | |
| CN2905208Y (en) | Built-in high-efficiency energy-saving crusher | |
| CN207307974U (en) | A kind of reducing mechanism of environment-friendly type denitrating catalyst titanium dioxide | |
| CN109772519A (en) | It crushes wind and send all-in-one machine | |
| CN217164757U (en) | Cyclone type cutter head assembly for pulverizer and pulverizer | |
| CN212943193U (en) | Biomass raw material crusher | |
| CN212400045U (en) | Rubber production is with circulation reducing mechanism | |
| CN110354965B (en) | High-fiber food material crusher | |
| CN210815580U (en) | Composite cutter head and pulverizer | |
| CN209768267U (en) | straw pulverizer | |
| CN211612979U (en) | Rubber-plastic crusher | |
| CN2663004Y (en) | Multistage crusher | |
| CN2719400Y (en) | Super energy-saving integrated particle disintegrating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220304 |