CN109499715A - A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind - Google Patents
A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind Download PDFInfo
- Publication number
- CN109499715A CN109499715A CN201811328358.1A CN201811328358A CN109499715A CN 109499715 A CN109499715 A CN 109499715A CN 201811328358 A CN201811328358 A CN 201811328358A CN 109499715 A CN109499715 A CN 109499715A
- Authority
- CN
- China
- Prior art keywords
- cutterhead
- flail knife
- rotor
- positive pressure
- blade
- 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
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
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/02—Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges in a plane perpendicular to their rotational axis
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
- A01F29/095—Mounting or adjusting of knives
-
- 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
Abstract
A kind of Horizontal straw rotor mill, including armature spindle, cutter head assembly and spacer etc. passing through sieve function with positive pressure wind.It is characterized by: the cutter head assembly includes cutterhead, sawtooth flail knife, flail knife short pin shaft, cutterhead is fixedly mounted on armature spindle by flat key, and spacer is housed between cutterhead, controls the interval between cutterhead；Cutterhead side is equipped with sawtooth flail knife by flail knife short pin shaft, is equipped with blade on the another side of cutterhead；Each cutterhead is close to intermediate position hollow out.When stalk crasher rotor high speed rotational operation, the air intake passage inside from two ends of rotor is formed, the positive pressure gas flow of the pairs of sieve of blade-shaped improves and crushes the wind pressure that indoor positive pressure wind passes through sieve, and breaking material circulation layer improves and crushes quality and production efficiency；Using moving knife short pin shaft structure, the continuity that moving knife cutting crushes is improved, energy consumption is reduced.The rotor mill is applicable to all kinds of large and medium-sized stalk crashers.
Description
Technical field
The present invention relates to agricultural machinery technological field, especially a kind of Horizontal straw pulverizer, specifically a kind of tool
There is positive pressure wind to pass through the Horizontal straw rotor mill of sieve function.
Background technique
It is well known that agricultural crop straw is important renewable biomass resources, capable of using as feedization, energy, Fertilizer Transformed,
Raw materialization utilizes, " use is then sharp, and abandoning is then done harm to ".Most stalk requires crush accordingly before development and utilization to add
The pretreatment such as work could be subsequent recycling only when the pulverized particles of stalk meet certain size and quality requirement
Offer necessary condition is provided.So the research of stalk crasher has great significance to the development and utilization of stalk resource.
Currently, representative such as number of patent application in all kinds of large-scale stalk crashers in China
" a kind of large size stalk crasher " and " a kind of more rotor stalk crashers "-provided in 201510213740 .8
CN105597872A etc., the working principle of these patents and similar technology and equipment are as follows: when stalk feeding is added to charging
After in bucket, feed hopper (rotating cylinder) rotation is driven by the toothed disc on hopper (rotating cylinder) outer wall, feed hopper is further driven to hopper
Interior all stalk materials are together around hopper axis moving in rotation；When stalk material is rotated band to crushing Hatch Opening, on upper layer
Under the pressure and self gravitation effect of stalk material and by high-speed rotating hammer leaf by stalk material bring into crushing bin (in) carry out
It crushes.
From above-mentioned principle Analysis and by practice in process of production it has been proved that technology as such and equipment
Although having the characteristics that feeding is convenient, production efficiency is higher and can be used for industrialized production, there is also the following aspects
Main problem: (1) it is poor without the effectively feeding of control material balance and balanced grinding device, equipment operation stability；(2)
Dust is big when equipment works, and working environment is poor；(3) it crushes of poor quality.When equipment crushing straw is used for fodder, biogas and fertilizer
Materialization utilizes, and to guarantee to crush quality requirement, when equipment needs to install sieve, then smashed material sieving discharging occurs
The phenomenon that difficulty is with crushing is crossed；(4) machine utilization is big, stability is poor, energy consumption is high.These problems are mainly the structure due to rotor
What feature determined, existing rotor structure is as shown in Figure 1.
Summary of the invention
The purpose of the present invention is cause equipment operation steady because rotor structure is unreasonable for existing Horizontal straw pulverizer
The problems such as qualitative, dust is greatly, sieving discharging is difficult designs a kind of Horizontal straw pulverizer turn that sieve function is passed through with positive pressure wind
Son reduces equipment workload and energy consumption, improves in pulverizing chamber in favor of improving the stability that equipment crushes cutting
Positive pressure wind pass through the wind pressure and air quantity of sieve, breaking material circulation layer improves by improving sieving ability and crushes quality and production
Efficiency reduces energy consumption.
The invention adopts the following technical scheme:
A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind, including armature spindle, cutter head assembly and spacer are more
A cutter head assembly is mounted on armature spindle, and spacer is installed between cutter head assembly, it is characterised in that: the cutter head assembly includes knife
Disk, sawtooth flail knife, flail knife short pin shaft, cutterhead are fixedly mounted on armature spindle by connecting key, spacer be installed between cutterhead with
Control the interval between cutterhead；It is spaced on cutterhead outer ring and flail knife short pin shaft and flail knife limit cutter shaft is installed, on flail knife short pin shaft
Blade, and blade and sawtooth flail knife point can be equipped on the sawtooth flail knife of its whipping, the flail knife limit cutter shaft by being equipped with
Not Wei Yu cutterhead two sides；Cutterhead is equipped with engraved structure close to intermediate position so as to when stalk crasher rotor rotary work,
The air intake passage inside from two ends of rotor is formed, the positive pressure gas flow of the pairs of sieve of blade-shaped improves the indoor positive pressure wind of crushing and send
The wind pressure of sieving, breaking material circulation layer improve and crush quality and production efficiency；Using flail knife short pin shaft structure, flail knife is improved
The continuity crushed is cut, energy consumption is reduced.
The sawtooth flail knife is evenly arranged along cutterhead circumferencial direction；The flail knife short pin shaft other end installation of sawtooth flail knife is installed
On adjacent cutterhead.
The sawtooth flail knife is by adjusting cutterhead circumferential position, so that the sawtooth flail knife on adjacent two cutterhead is along pulverizer
Circumferentially arrangement is installed in a staggered manner in direction to rotor axis.
The engraved structure is circular hole hollow out, when stalk crasher rotor high speed rotation, is formed from two ends of rotor
Inside air inlet through hollow shaft channel.
The blade is radial plate blade, and blade quantity is 2~8, the back rake angle α of radial plate blade is 5 °~
30°。
The blade is hypsokinesis curved blade, and hypsokinesis curved blade quantity is 2~8.
When stalk crasher rotor speed is higher than 1000rpm, blade can remove.
The cutterhead is fixedly mounted on armature spindle by flat key.
The beneficial effects of the present invention are:
1, due to using " flail knife short pin shaft " structure, sawtooth flail knife can be advantageously implemented along rotor mill axis in circle
Arrangement is installed in a staggered manner in circumferential direction.The structure can avoid a pin shaft and penetrate through overall length, more that moving knife is mounted on same root pin shaft, shape
At more crushing modes for moving knife being simultaneously participated in cutting.It can simplify structure, improve cutting stability, reduce work
Make load and energy consumption.
2, since the negative pressuren zone in pulverizing chamber in the middle part of rotor is opened, " air inlet through hollow shaft inside from two ends of rotor is logical
Road " has carried out effective benefit wind, on cutterhead and under the collective effect of blade, improves and crushes the wind that indoor positive pressure wind passes through sieve
Pressure, breaking material circulation layer improve the sieving ability of crushing rear material, further increase and crush quality and production efficiency, reduce
Energy consumption.
3, the blade with back rake angle and hypsokinesis curved blade, it is possible to reduce winding of the stalk material to cutter shaft.
4, the Horizontal straw rotor mill that there is positive pressure wind to pass through sieve function, is applicable to all kinds of large and medium-sized stalks
Pulverizer.
Detailed description of the invention
Fig. 1 routine drum-type stalk crasher rotor structure figure.
The Horizontal straw rotor mill structural schematic diagram that sieve function is passed through with positive pressure wind that Fig. 2 present invention is implemented.
Fig. 3 is the cutter head assembly structural schematic diagram that the present invention is implemented.
The flail knife of the adjacent cutterhead of Fig. 4 is staggered layout structure schematic diagram along axial location.
Fig. 5 is the structural schematic diagram of blade of the invention.
In figure: 1. armature spindles；2. cutter head assembly；3. cutterhead；4. flail knife pin shaft；5. flail knife axle sleeve；6. sawtooth flail knife；7. leaf
Piece；8. flail knife limit pin shaft；9. air intake passage；10. cutterhead spacer.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
As shown in Figs 1-4.
A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind, structure is as shown in Fig. 2, it includes turning
Sub- axis 1, cutter head assembly 2 and spacer 10 etc..: the cutter head assembly 2 includes cutterhead 3, flail knife short pin shaft 4, flail knife axle sleeve 5, sawtooth
Flail knife 6 and blade 7, cutter head assembly 2 are fixedly mounted on armature spindle 1 by flat key or spline, and cutterhead spacer is housed between cutterhead
10, control the interval between cutterhead；3 side of cutterhead is equipped with sawtooth flail knife 6 by flail knife short pin shaft 4 and flail knife axle sleeve 5, and sawtooth is got rid of
The two sides of knife 6 are equipped with blade 7 on the another side of cutterhead 3, as shown in Figure 2 at zigzag (such as Fig. 2)；The blade 7
It can be 2~8 for radial plate blade (being converted into the folded plate of 90 degree of angles by one flat plate), blade quantity, radial plate blade
Back rake angle α be 5 °~30 °, as shown in figure 5, when it is implemented, hypsokinesis curved blade, hypsokinesis also can be used in the blade 7
Curved blade quantity is also 2~8.Each cutterhead is close to intermediate position hollow out, when stalk crasher rotor high speed rotational operation,
The air intake passage inside from two ends of rotor is formed, the positive pressure gas flow of the pairs of sieve of blade-shaped improves the indoor positive pressure wind of crushing and send
The wind pressure of sieving, breaking material circulation layer improve and crush quality and production efficiency, reduce energy consumption.When stalk crasher rotor turns
When speed is higher than 1000rpm, due to rotor mill high speed rotation and generated air quantity is entered the wind at both ends, wind pressure reaches positive pressure sieving
Requirement, blade 7 can be saved.
It is as shown in Figure 3,4 as the embodiment more further instruction.Due to using moving knife short pin shaft structure, described
In cutter head assembly 2, sawtooth flail knife 6 is equipped with by short pin shaft 4 in the side of cutterhead 3, sawtooth flail knife 6 is equal along cutterhead circumferencial direction
Even arrangement.4 other end of short pin shaft of installation sawtooth flail knife is mounted on on the adjacent another cutterhead 3 of sawtooth flail knife 6, is such as schemed
4；
It is as shown in Figure 3,4 as the embodiment more further instruction.Due to using moving knife short pin shaft structure, tune can be passed through
Whole cutterhead circumferential position, further such that circumferentially direction is wrong along rotor mill axis for the sawtooth flail knife on adjacent two cutterhead
Open mounting arrangements.When stalk crasher rotor high speed rotational operation, reduces while participating in the number for crushing cutting sawtooth flail knife
Amount forms a kind of relatively continuous and stablizes the working condition for crushing cutting, reduces equipment workload and energy consumption.
Part that the present invention does not relate to is the same as those in the prior art or can be realized by using the prior art.
Claims (8)
1. a kind of Horizontal straw rotor mill that sieve function is passed through with positive pressure wind, including armature spindle, cutter head assembly and spacer,
Multiple cutter head assemblies are mounted on armature spindle, and spacer is installed between cutter head assembly, it is characterised in that: the cutter head assembly includes
Cutterhead, sawtooth flail knife, flail knife short pin shaft, cutterhead are fixedly mounted on armature spindle by connecting key, and spacer is installed between cutterhead
To control the interval between cutterhead；Interval is equipped with flail knife short pin shaft and flail knife limit cutter shaft, flail knife short pin shaft on cutterhead outer ring
On be equipped with and blade, and blade and sawtooth flail knife can be installed on the flail knife limit cutter shaft around the sawtooth flail knife of its whipping
It is located at the two sides of cutterhead；Cutterhead is equipped with engraved structure close to intermediate position to work as stalk crasher rotor rotary work
When, the air intake passage inside from two ends of rotor is formed, the positive pressure gas flow of the pairs of sieve of blade-shaped improves and crushes indoor positive pressure wind
The wind pressure of sieve is passed through, breaking material circulation layer improves and crushes quality and production efficiency；Using flail knife short pin shaft structure, raising is got rid of
The continuity that knife cutting crushes, reduces energy consumption.
2. the Horizontal straw rotor mill according to claim 1 for passing through sieve function with positive pressure wind, it is characterised in that:
The sawtooth flail knife is evenly arranged along cutterhead circumferencial direction；The flail knife short pin shaft other end of installation sawtooth flail knife is mounted on adjacent
On cutterhead.
3. the Horizontal straw rotor mill that sieve function is passed through with positive pressure wind according to claim 1 or 2,
Be characterized in that: the sawtooth flail knife is by adjusting cutterhead circumferential position, so that the sawtooth flail knife on adjacent two cutterhead is along crushing
Circumferentially arrangement is installed in a staggered manner in direction to machine rotor axis.
4. the Horizontal straw rotor mill according to claim 1 for passing through sieve function with positive pressure wind, it is characterised in that:
The engraved structure is circular hole hollow out, when stalk crasher rotor high speed rotation, forms the axis inside from two ends of rotor
To air intake passage.
5. the Horizontal straw rotor mill according to claim 1 or 2 for passing through sieve function with positive pressure wind, feature exist
In: the blade is radial plate blade, and blade quantity is 2~8, and the back rake angle α of radial plate blade is 5 °~30 °.
6. the Horizontal straw rotor mill according to claim 1 or 2 for passing through sieve function with positive pressure wind, feature exist
In: the blade is hypsokinesis curved blade, and hypsokinesis curved blade quantity is 2~8.
7. the Horizontal straw rotor mill according to claim 1 for passing through sieve function with positive pressure wind, it is characterised in that:
When stalk crasher rotor speed is higher than 1000rpm, blade can remove.
8. the Horizontal straw rotor mill according to claim 1 for passing through sieve function with positive pressure wind, it is characterised in that:
The cutterhead is fixedly mounted on armature spindle by flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328358.1A CN109499715A (en) | 2018-11-09 | 2018-11-09 | A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328358.1A CN109499715A (en) | 2018-11-09 | 2018-11-09 | A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109499715A true CN109499715A (en) | 2019-03-22 |
Family
ID=65747866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811328358.1A Pending CN109499715A (en) | 2018-11-09 | 2018-11-09 | A kind of Horizontal straw rotor mill passing through sieve function with positive pressure wind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109499715A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109845480A (en) * | 2019-04-03 | 2019-06-07 | 河南科技大学 | A kind of straw millstone and the maize harvesting machine using the device |
| CN113228956A (en) * | 2021-05-07 | 2021-08-10 | 华北水利水电大学 | Straw smashing device |
| CN113731558A (en) * | 2020-05-29 | 2021-12-03 | 山东金格瑞机械有限公司 | Chipping and smashing integrated structure and chipping and smashing integrated machine |
| CN114308312A (en) * | 2022-01-21 | 2022-04-12 | 山东省农业机械科学研究院 | Quick ejection of compact rotor dish is smashed to rubbing crusher fine-crushing |
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| CN2753126Y (en) * | 2004-10-11 | 2006-01-25 | 高一峰 | Concave-free spiral cloth-knife centrifugal stalk crushing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109845480A (en) * | 2019-04-03 | 2019-06-07 | 河南科技大学 | A kind of straw millstone and the maize harvesting machine using the device |
| CN113731558A (en) * | 2020-05-29 | 2021-12-03 | 山东金格瑞机械有限公司 | Chipping and smashing integrated structure and chipping and smashing integrated machine |
| CN113731558B (en) * | 2020-05-29 | 2023-09-26 | 山东金格瑞机械有限公司 | Chipping and crushing integrated structure and chipping and crushing integrated machine |
| CN113228956A (en) * | 2021-05-07 | 2021-08-10 | 华北水利水电大学 | Straw smashing device |
| CN114308312A (en) * | 2022-01-21 | 2022-04-12 | 山东省农业机械科学研究院 | Quick ejection of compact rotor dish is smashed to rubbing crusher fine-crushing |
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