CN203416618U - Cutting system of straw harvester - Google Patents
Cutting system of straw harvester Download PDFInfo
- Publication number
- CN203416618U CN203416618U CN201320516509.2U CN201320516509U CN203416618U CN 203416618 U CN203416618 U CN 203416618U CN 201320516509 U CN201320516509 U CN 201320516509U CN 203416618 U CN203416618 U CN 203416618U
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- Prior art keywords
- blade
- substrate
- cutting
- draw
- groove
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- Expired - Fee Related
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/73—Cutting apparatus
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The utility model discloses a cutting system of a straw harvester. The cutting system of the straw harvester comprises blades used for cutting crops, a substrate for mounting the blades, and a driving rod which drives the substrate to work and is connected with a power device. The cutting system of the straw harvester is characterized in that one end of each blade is movably fixed to the substrate through a bolt, a clamping groove is formed in the two sides of the fixed end of the blade, the fixed end of the blade is located in the clamping groove, the width of the clamping groove is larger than that of the blade, a spring is installed on one side, opposite to an edge of the blade, of the clamping groove, and the blade is supported onto the other side of the clamping groove. According to the cutting system, resistance borne by the blades is eliminated by the springs, and a rotating rod is prevented from being directly stressed. The cutting system of the straw harvester is simple in structure and easy to maintain, the cutting effect can be improved, and meanwhile the service life of the equipment can be prolonged.
Description
Technical field
The utility model relates to agricultural mechanical field, is specifically related to can adjust on a kind of straw reaping machine the cutter structure of cutting angle.
Background technology
Existing grain header comprises polytype, as special harvest wheat, specially receive straw etc., straw reaping machine is wherein because the crop shaft being gathered in is thicker, hard, therefore be all to adopt cutting knife to cut, then the crop after cutting is collected again, the cutting knife motion of this type of grain header is all to be driven by motor, while adopting the mode of rotating to advance with grain header, to being positioned at the crop in grain header the place ahead, cuts.As the patent No. is: 99251310.3, name is called " mounted maize stalk harvester ", disclose a kind of by motor-driven integral type grain header, a plurality of disks that its utilization is arranged on link are installed blade, each disk keeps at a certain distance away, three blades that are positioned on disk adopt space 180 degree to be fixed on disk, and the point of a knife stretching out outside disk with the rotation utilization of disk when work cuts the crop in the place ahead.This scheme harvesting is effective, and takes full advantage of mechanical transmission structure, under the drive of a motor, and the function of realize harvesting, collecting.But its blade adopts fixed form to install, and the resistance that it runs into when stressed is transmitted on disk completely, finally cause wearing and tearing between disk and the driving shaft of driver plate large.In addition its blade adopts the mode vertical with disk to install, and makes blade can only produce one perpendicular to the cutting force of crop when cutting, does not make full use of the function that blade " cuts ", and the wearing and tearing of effort and blade are large.Have to be exactly, the crop root shaft otch after aforesaid way cutting is complete again, and the hardness of self is just large like this, and concerning the grain header wheel of process subsequently, relative wear is just large, and this phenomenon is to especially obvious on cane kind crop.
Utility model content
The first problem that the application will solve is: in prior art, between the blade of grain header and crop to be gathered in, adopt rigidity cutting, and cause the problem of driving arrangement excessive wear;
Second Problem is: between the blade of grain header and crop to be cut, only have " cutting " and without the function of " cutting ", cause the low problem of power utilization;
The 3rd problem is: the crop fracture after grain header cutting keeps complete, thus the problem of the large grain header wheel easy to wear of hardness.
For the problems referred to above the utility model, provide a kind of straw reaping mechanism diced system, concrete scheme is as follows:
The dispenser amount uppity problem of sower to seed, the utility model provides a kind of can control the sower of seed dispenser amount in advance as required, concrete scheme is as follows: a kind of diced system of straw reaping machine, comprise for cutting the blade of crop, the substrate of blade and the driving rod that drives substrate work and be connected with power set are installed, it is characterized in that, one end of described blade is movably fixed on substrate by bolt, stiff end both sides at blade are provided with draw-in groove, the width that the stiff end of blade is positioned at draw-in groove and draw-in groove is greater than the width of blade, at draw-in groove, be positioned at the opposing side of the blade edge of a knife spring is installed, spring withstands on blade the opposite side of draw-in groove.
For improving the elasticity effect of spring: the width of described draw-in groove is blade width 1.5～2 times.
For bringing into play to greatest extent the effect of spring: described spring be take blade fixing point and is arranged on 1/3 place of blade lengths as basic point.
The effect of cutting for blade is had: described blade is arranged on substrate in the mode tilting, its with the angle of substrate radius 30～90 spend between.
For avoiding the cut surface after crop cutting complete: the edge of a knife of described blade cuts crop is the zigzag edge of a knife.
For improving the execution to crop cut surface: the sawtooth on the described zigzag edge of a knife tilts to both sides, and the incline direction of adjacent two sawtooth is relative.
The utility model utilizes spring to eliminate the resistance that blade is subject to, and has avoided swingle directly stressed, also has the effect of " cutting " when adopting the blade that tilts to install to realize " cutting ".Adopt indented knife can expand cut surface, and make cut surface not keep complete, reduced the wearing and tearing to cutting machine wheel.The utility model is simple in structure, maintenance is easy, service life that can extension device when improving cutting effect.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model;
Attached number in the figure explanation: 1-substrate, 101-draw-in groove, 2-driving rod, 3-blade, 301-bolt, 302-sawtooth, 4-spring.
Embodiment
As shown in Figure 1, the diced system of straw reaping machine of the present utility model, comprise for cutting the blade 3 of crop, the driving rod 2 of the substrate 1 of blade 3 being installed and being driven substrate 1 work and be connected with power set, one end of described blade 3 is movably fixed on substrate 1 by bolt 301, stiff end both sides at blade 3 are provided with draw-in groove 101, the width that the stiff end of blade 3 is positioned at draw-in groove 101 and draw-in groove 101 is greater than the width of blade 3, at draw-in groove 101, be positioned at the opposing side of blade 3 edges of a knife spring 4 is installed, spring 4 withstands on blade 3 opposite side of draw-in groove 101.
The utility model makes blade by the way when cutting, stressed extrusion spring backward, utilizes spring to weaken the stressed of blade, and spring also can be to resilience when resistance is eliminated simultaneously, now blade can utilize the elastic force of spring to cut, and has improved cutting effect.The width of concrete draw-in groove is 1.5～2 times of blade width, the width of normal condition lower bayonet slot is that the rotary speed of the crop width that is cut and substrate determines, the width that is draw-in groove is greater than the width that blade is pushed back, avoid spring to be extruded to this phenomenon in the end, cutting speed is fast soon for the rotary speed of substrate, now blade crop when not being pressed onto bottom completely is just cut off, thereby starts resilience, so the operating range that the utility model is blade adopts 1.5～2 times of pre-allowances.For improving the active force of spring, the utility model be take blade fixing point by described spring 4 and is arranged on 1/3 place of blade lengths as basic point.In this position, blade 3 stressed born by spring 4 completely and spring 4 promotes the best results of blades 3.The model of concrete spring 4 will guarantee that it can be not on earth when being subject to thrust once, under any circumstance can only be compressed gradually.
When work, substrate 1 rotates under the drive of driving rod 2, be arranged on blade 3 on substrate 1 with substrate 1 synchronous rotary, blade 3 is not withstood on the side of draw-in groove 101 by spring 4 when doing work, when blade 3 touches crop to be cut, cutting crop simultaneously, blade 3 be take the bolt 301 of fixing point as fulcrum is to back pressure spring 4 under crop reaction force, spring 4 is progressively being eliminated the reaction force on crop in rollback, avoided reaction force direct effect on crop to swingle 2, to slacken the frictional force between substrate 1 and swingle 2.After current crop is cut off, blade 3 springs back to draw-in groove 101 side edge in spring 4 effects, continues lower whorl cutting.Spring 4 of the present utility model also there will be following effect: when blade 3 during by spring 4 resilience just in time next crop to be cut enter cut coverage, blade can cut crop by elastic force, has accelerated cutting process, and has saved power.The utility model has avoided blade 3 directly active force to be fed back on driving rod 2 by said structure, thereby has protected driving rod 2, has extended the service life of equipment.
For improving cutting effect, described blade 3 of the present utility model is arranged on substrate 1 in the mode tilting, its with the angle of substrate 1 radius 30～90 spend between.The blade 3 of installing by inclination, has extended the acting surface of blade 3 cutting crops, after blade 3 tilts, under the effect of substrate 1, after contacting with crop, can also produce the effect dragging, at the cut surface of crop, not only " cut " but also " cutting ", improve cutting effect, saved power simultaneously.The angle of inclination of blade 3 is crossed conference and is shortened cut surface, reduces cut coverage, therefore can extend as required blade lengths or adjust angle of inclination, and the utility model is limited between 30～90 degree, has taken into account the length of blade 3 and has protected again cutting effect.
After avoiding crop cut, it is complete that its cut surface also keeps, and the edge of a knife of described blade 3 cutting crops of the present utility model is the zigzag edge of a knife.By the zigzag edge of a knife, can expand cut surface, crop can be blocked in the space between sawtooth 302 simultaneously, and in blade movement, crop cutting mouth is opened, after crop is cut off, its cut surface there will be crack or is torn apart, thereby has avoided it complete, has reduced the wearing and tearing to grain header wheel.For further improving the destruction to cut surface, the sawtooth 302 on the described zigzag edge of a knife of the present utility model tilts to both sides, and the incline direction of adjacent two sawtooth 302 is relative.So not only can expand cut surface, and can guarantee that cut cut surface is out irregular.During concrete cutting, the sawtooth 302 of both sides is divided into two lines crop is cut, and when scope is pullled in expansion, also makes cut surface completely broken.
The above is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model with preferred embodiment openly as above, yet not in order to limit the utility model, any technical staff who is familiar with this patent is not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned prompting to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of the utility model scheme.
Claims (6)
1. the diced system of a straw reaping machine, comprise the blade (3) for cutting crop, the substrate (1) of blade (3) and the driving rod (2) that drives substrate work and be connected with power set are installed, it is characterized in that, one end of described blade (3) is movably fixed on substrate (1) by bolt (301), in the stiff end both sides of blade, be provided with draw-in groove (101), the width that the stiff end of blade (3) is positioned at draw-in groove (101) and draw-in groove (101) is greater than the width of blade (3), at draw-in groove (101), be positioned at the opposing side of the blade edge of a knife spring (4) is installed, spring (4) withstands on blade (3) opposite side of draw-in groove (101).
2. the diced system of a kind of straw reaping machine as claimed in claim 1, is characterized in that, the width of described draw-in groove (101) is 1.5～2 times of blade (3) width.
3. the diced system of a kind of straw reaping machine as claimed in claim 1, is characterized in that, described spring (4) be take blade (3) fixing point and is arranged on 1/3 place of blade lengths as basic point.
4. the diced system of a kind of straw reaping machine as claimed in claim 1, is characterized in that, it is upper that described blade (3) is arranged on substrate (1) in the mode tilting, its with the angle of substrate radius 30～90 spend between.
5. the diced system of a kind of straw reaping machine as claimed in claim 1, is characterized in that, the edge of a knife of described blade (3) cutting crop is the zigzag edge of a knife.
6. the diced system of a kind of straw reaping machine as claimed in claim 5, is characterized in that, the sawtooth (302) on the described zigzag edge of a knife tilts to both sides, and the incline direction of adjacent two sawtooth (302) is relative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516509.2U CN203416618U (en) | 2013-08-23 | 2013-08-23 | Cutting system of straw harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516509.2U CN203416618U (en) | 2013-08-23 | 2013-08-23 | Cutting system of straw harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203416618U true CN203416618U (en) | 2014-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320516509.2U Expired - Fee Related CN203416618U (en) | 2013-08-23 | 2013-08-23 | Cutting system of straw harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203416618U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290431A (en) * | 2015-11-18 | 2016-02-03 | 胡和萍 | Chuck type sawtooth cutter rest |
| CN107258358A (en) * | 2017-07-21 | 2017-10-20 | 广西壮族自治区农业科学院农产品加工研究所 | It is a kind of to shell leaf knife group and using stripping leaf machine before its sugarcane harvesting |
| CN107711109A (en) * | 2017-11-28 | 2018-02-23 | 防城港市蓝瀚达科技有限公司 | A kind of hand hand hay cutter material machine of suitable power |
| CN107750587A (en) * | 2017-11-21 | 2018-03-06 | 冯逸安 | A kind of reverse disk mower |
| CN108067677A (en) * | 2017-12-22 | 2018-05-25 | 成都市银隆新能源有限公司 | A kind of metal cutter |
| CN108067678A (en) * | 2017-12-22 | 2018-05-25 | 成都市银隆新能源有限公司 | A kind of metal cutter |
| CN110268860A (en) * | 2018-03-13 | 2019-09-24 | 迪尔公司 | Wear-resisting precut cutter |
| CN110999623A (en) * | 2019-12-12 | 2020-04-14 | 乐清市易扬服饰有限公司 | Garden mower for preventing blade from curling edge |
| CN112825757A (en) * | 2021-01-18 | 2021-05-25 | 石家庄市农林科学研究院 | Portable portable water-saving spray set in rape field |
-
2013
- 2013-08-23 CN CN201320516509.2U patent/CN203416618U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290431A (en) * | 2015-11-18 | 2016-02-03 | 胡和萍 | Chuck type sawtooth cutter rest |
| CN107258358A (en) * | 2017-07-21 | 2017-10-20 | 广西壮族自治区农业科学院农产品加工研究所 | It is a kind of to shell leaf knife group and using stripping leaf machine before its sugarcane harvesting |
| CN107750587A (en) * | 2017-11-21 | 2018-03-06 | 冯逸安 | A kind of reverse disk mower |
| CN107711109A (en) * | 2017-11-28 | 2018-02-23 | 防城港市蓝瀚达科技有限公司 | A kind of hand hand hay cutter material machine of suitable power |
| CN108067677A (en) * | 2017-12-22 | 2018-05-25 | 成都市银隆新能源有限公司 | A kind of metal cutter |
| CN108067678A (en) * | 2017-12-22 | 2018-05-25 | 成都市银隆新能源有限公司 | A kind of metal cutter |
| CN108067678B (en) * | 2017-12-22 | 2023-12-19 | 成都格力钛新能源有限公司 | Metal cutter |
| CN110268860A (en) * | 2018-03-13 | 2019-09-24 | 迪尔公司 | Wear-resisting precut cutter |
| CN110268860B (en) * | 2018-03-13 | 2022-08-09 | 迪尔公司 | Wear-resistant pre-cutting tool |
| CN110999623A (en) * | 2019-12-12 | 2020-04-14 | 乐清市易扬服饰有限公司 | Garden mower for preventing blade from curling edge |
| CN112825757A (en) * | 2021-01-18 | 2021-05-25 | 石家庄市农林科学研究院 | Portable portable water-saving spray set in rape field |
| CN112825757B (en) * | 2021-01-18 | 2023-02-10 | 石家庄市农林科学研究院 | Portable portable water-saving spray set in rape field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20140823 |
|
| EXPY | Termination of patent right or utility model |