CN206835664U - A kind of bionical disk-blade cutter of maize harvesting machine - Google Patents
A kind of bionical disk-blade cutter of maize harvesting machine Download PDFInfo
- Publication number
- CN206835664U CN206835664U CN201720586960.XU CN201720586960U CN206835664U CN 206835664 U CN206835664 U CN 206835664U CN 201720586960 U CN201720586960 U CN 201720586960U CN 206835664 U CN206835664 U CN 206835664U
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- Prior art keywords
- blade
- bionical
- mounting hole
- cutter
- triangular prism
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- 240000008042 Zea mays Species 0.000 title claims abstract description 16
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 16
- 238000003306 harvesting Methods 0.000 title claims abstract description 15
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 title claims abstract description 14
- 235000009973 maize Nutrition 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims description 9
- 235000010676 Ocimum basilicum Nutrition 0.000 claims description 4
- 240000007926 Ocimum gratissimum Species 0.000 claims 1
- 238000005520 cutting process Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 4
- 210000004283 incisor Anatomy 0.000 abstract description 3
- 208000035126 Facies Diseases 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 241001529734 Ocimum Species 0.000 description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of bionical disk-blade cutter of maize harvesting machine, including cutter head, the power transmission shaft being connected with cutter head, and three bionical blades being fixed in divergence expression in cutter head；The bionical blade includes cutter hub, the cutter hub is by left branch and right Zhi Zucheng U-shaped structures, the bottom of cutter hub is provided with rectangle locating surface, cutter hub is provided with mounting hole, the upper end of the left branch and right branch is respectively equipped with left branch blade and right branch blade, and the bionical sawtooth of a row is distributed with the left branch blade and right branch blade；The utility model is compact-sized, reasonable in design.Dominant Facies the advantages of existing disk-blade cutter with bionical sawtooth are combined, on the premise of ensureing that cutting process is relatively steady, using the property of reduction drag of cricket incisor lobe cutting stem, the bionical sawtooth of novel profile is designed, energy consumption can be more fully and effectively reduced, improves operating efficiency.
Description
Technical field
It the utility model is related to field of agricultural machinery, the bionical disk-blade cutter of particularly a kind of maize harvesting machine.
Background technology
Corn is one of important crops of China's plantation, and cultivated area is broad.Power consumption is big, low operating efficiency is that China shows
There are the major drawbacks of harvest corn utensil.At present, the cutter of maize harvesting machine is broadly divided into reciprocating cutterbar and disc type
Cutter.Reciprocating cutterbar when cutting crop stem, easily at knife-blade slide by stalk, and cutting process is uneven
Surely, power consumption is big.The cutting process of disk-blade cutter is relatively steady, but uses cylinder blade more.The blade one of cylinder blade
As be that light sword or traditional sawtooth, Cutting Drag are larger.In addition, cylinder blade is limited to by the blade basil, its own thinner thickness,
It is easily deformed., it is necessary to change monoblock blade after cylinder blade blade locally deforms or worn, use cost is added.
Utility model content
The purpose of this utility model is to be directed to problems of the prior art, there is provided a kind of maize harvesting machine it is bionical
Disk-blade cutter, with reference to bionical sawtooth advantage and existing disk-blade cutter the advantages of, overcome big main of Cutting Drag
Problem, improve operating efficiency.
To achieve the above object, the utility model employs following technical scheme：
A kind of bionical disk-blade cutter of maize harvesting machine, including cutter head, the power transmission shaft being connected with cutter head,
And three bionical blades in cutter head are fixed in divergence expression；The bionical blade includes cutter hub, and the cutter hub is served as reasons
Left branch and right Zhi Zucheng U-shaped structures, the bottom of cutter hub are provided with rectangle locating surface, and cutter hub is provided with mounting hole, the left branch and the right side
The upper end of branch is respectively equipped with left branch blade and right branch blade, and the bionical saw of a row is distributed with the left branch blade and right branch blade
Tooth；The bionical sawtooth includes main tooth and secondary tooth, and the master gear is wide and pinion exterior feature is incomplete type parabola, and master gear is wide
The wide broken partial section of broken partial section and pinion be connected by smooth arc transition, and the master gear it is wide apex height it is high
In the apex height that pinion is wide, the top surface width of the main tooth is less than the top surface width of secondary tooth；The main tooth is with secondary tooth in knife
Staggered on sword, the adjacent master gear on two bionical sawtooth of difference is wide to pass through smooth arc between pinion exterior feature
Transition connects.
Preferably, the cutter head is made up of upper tool pan and lower cutterhead, and the one side of the upper tool pan is provided with upper in center
Triangular prism boss, the center of another side are correspondingly provided with cylinder boss；Installed provided with upper triangle at the center of the upper triangular prism boss
Hole, the center of the cylinder boss are provided with circular mounting hole, and the upper triangle mounting hole connects with circular mounting hole；The lower knife
The one side of disk is provided with lower triangular prism boss, and the center of the lower triangular prism boss is provided with the lower triangle mounting hole through lower cutterhead；
The front end of the power transmission shaft is threaded triangular prism shaft end, the external dimensions of the upper triangular prism boss and lower triangle mounting hole
Inside dimension match, the external dimensions of the triangular prism shaft end and the inside dimension of upper triangle mounting hole match, described
The triangular prism shaft end of power transmission shaft sequentially passes through the lower triangle installation of the circular mounting hole of upper tool pan, upper triangle mounting hole and lower cutterhead
Hole is by together with upper tool pan and lower cutterhead mortise-tenon joint, and triangular prism shaft end is provided with locking nut by screw thread；Described three
The rectangle locating surface of bionical blade is bonded positioning with three sides of lower triangular prism respectively, and bionical blade is corresponded on upper tool pan
Position of mounting hole is provided with three upper limit holes, and the position of mounting hole that corresponding bionical blade is corresponded on lower cutterhead is provided with three lower limits
Hole, the bionical blade are secured by bolts between upper tool pan and lower cutterhead.
Preferably, often arranging described bionical sawtooth has five.
Preferably, the angle of the left branch and right branch is 60 °, and the angle of left branch and right branch passes through arc transition.
Preferably, the sword wire clamp angle of the left branch blade and right branch blade is 30 ° -60 °.
Preferably, the left branch blade and right branch blade are double-sided blade, and the basil is 25 ° -35 °.
The beneficial effects of the utility model are：The utility model is compact-sized, reasonable in design.Existing disc type is cut
The advantages of device, is combined with the Dominant Facies of bionical sawtooth, on the premise of ensureing cutting process relatively steadily, utilizes cricket incisor lobe
The property of reduction drag of cutting stem, the bionical sawtooth of novel profile is designed, can more fully and effectively reduce energy consumption, improve operation
Efficiency.
Brief description of the drawings
Fig. 1 structural representations of the present utility model；
Fig. 2 is upper tool pan isometric front view；
Fig. 3 is the rear isometric view of upper tool pan；
Fig. 4 is the isometric front view of lower cutterhead；
Fig. 5 is the rear isometric view of lower cutterhead；
Fig. 6 is the stereogram of power transmission shaft；
Fig. 7 is the three-dimensional structure diagram of this bionical blade；
Fig. 8 is the front view of this bionical blade；
Fig. 9 is the partial enlarged drawing of bionical sawtooth；
The top view of the bionical sawtooth in Figure 10 positions；
Figure 11 is the sectional profile curve lin figure of bionical sawtooth in the horizontal direction；
Figure 12 is the sectional profile curve lin figure of main tooth vertically in bionical sawtooth.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings：
A kind of bionical disk-blade cutter of maize harvesting machine shown in reference picture 1, including cutter head, with cutter head
The power transmission shaft 100 of connection, and three bionical blades 200 being fixed in divergence expression in cutter head.
The cutter head is made up of upper tool pan 301 and lower cutterhead 302, shown in reference picture 2 and Fig. 3, the upper tool pan 301
One side be provided with upper triangular prism boss 313 in center, the center of another side is correspondingly provided with cylinder boss 311；The upper triangular prism
The center of boss 313 is provided with upper triangle mounting hole 314, and the center of the cylinder boss 311 is provided with circular mounting hole 312, described
Upper triangle mounting hole 314 connects with circular mounting hole 312；Every side of corresponding upper triangular prism boss 313 sets one on upper tool pan 301
Individual upper limit hole 315, for fixing bionical blade 200.
Shown in reference picture 4 and Fig. 5, the one side of the lower cutterhead 302 is provided with lower triangular prism boss 321, the lower triangular prism
The center of boss 321 is provided with the lower triangle mounting hole 322 through lower cutterhead 302；Corresponding lower triangular prism boss on lower cutterhead 302
321 every side equally sets a lower limit hole 323, for fixing bionical blade 200.
Shown in reference picture 6, the front end of the power transmission shaft 100 is threaded triangular prism shaft end 101, and the upper triangular prism is convex
The external dimensions of platform 313 and the inside dimension of lower triangle mounting hole 322 match, the triangular prism shaft end 101 of the power transmission shaft 100
External dimensions and the inside dimension of upper triangle mounting hole 314 match, the triangular prism shaft end 101 of power transmission shaft 100 sequentially passes through
The lower triangle mounting hole 322 of the circular mounting hole 312 of upper tool pan 301, upper triangle mounting hole 314 and lower cutterhead 302 is by upper tool pan
301 with the lower mortise-tenon joint of cutterhead 302 together with, triangular prism shaft end 101 is provided with locking nut 400 by screw thread, by two knives
Disk is locked.
Shown in reference picture 7 and Fig. 8, the bionical blade 200 includes cutter hub, and the cutter hub is by left branch 1-1 and right branch 1-2
The U-shaped structure of composition, described left branch 1-1 and right branch 1-2 angle is 60, and the angle of adjacent part is by radius
25mm arc transition.
The entire length of cutter hub is 135-138mm, width 102-105mm, thickness 3.5-6mm；The bottom of cutter hub is set
There is a rectangle locating surface 5, the length of rectangle plane 5 is 48-50mm, width 3.5-6mm；Cutter hub bottom sets mounting hole 4.
During assembling, the rectangle locating surface 5 of three bionical blades 200 is bonded with three sides of lower triangular prism 321 respectively to be determined
Position, the mounting hole 4 of three bionical blades 200 in 315, three, upper limit hole and three lower limit holes 323 correspond, and pass through three
Bolt 500 sequentially passes through upper limit hole 315, mounting hole 4 and lower limit hole 323, and bionical blade 200 is fixed on into upper tool pan 301
Between lower cutterhead 302.
Left branch blade 2-1 and right branch blade 2-2, the sword of two blades are respectively equipped with the left branch 1-1 and right branch 1-2 of cutter hub
Wire clamp angle is 30 ° -60；Left branch blade 2-1 and right branch blade 2-2 is double-sided blade, basil 25-35.
The bionical sawtooth 3 of a row five is distributed with the left branch blade 2-1 and right branch blade 2-2.
Reference picture 9 is to shown in Figure 12, and the bionical sawtooth 3 is with reference to cricket incisor lobe profile design, including main tooth 31 and pair
Tooth 32, the main profile of tooth 31 and the profile of secondary tooth 32 are incomplete type parabola, broken partial section and the secondary tooth 32 of the main profile of tooth 31
The broken partial section of profile is connected by the transition of smooth arc 33, and the apex height of the profile of main tooth 31 is higher than pinion exterior feature 32
Apex height.
Shown in reference picture 10, the top surface width of the main tooth 31 is less than the top surface width of secondary tooth 32；Shown in reference picture 2, institute
Main tooth 31 is stated with secondary tooth 32 in the profile of main tooth 31 and pair on two bionical sawtooth of difference staggered on blade, adjacent
Connected between the profile of tooth 32 by the transition of smooth arc 34.
Shown in reference picture 11, specifically, the sectional profile curve lin in the horizontal direction of bionical sawtooth 3 is placed on cross coordinate system
In, then meet curve equation：
y = 9E-12x6 - 5E-09x5 + 3E-07x4 + 0.0003x3 - 0.0492x2 + 3.1373x +
17.498。
Shown in reference picture 12, specifically, the sectional profile curve lin of the main tooth 31 of bionical sawtooth 3 vertically is placed on cross
In coordinate system, then meet curve equation：
y = 5E-06x5 - 0.0006x4 + 0.0228x3 - 0.3176x2 + 4.6978x + 0.1678。
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, and on the premise of the utility model design spirit is not departed from, those of ordinary skill in the art are to this
The various modifications and improvement that the technical scheme of utility model is made, the protection of the utility model claims book determination all should be fallen into
In the range of.
Claims (6)
- A kind of 1. bionical disk-blade cutter of maize harvesting machine, it is characterised in that：Including cutter head, it is connected with cutter head Power transmission shaft, and three bionical blades being fixed in divergence expression in cutter head；The bionical blade includes cutter hub, described Cutter hub is to be provided with rectangle locating surface by left branch and right Zhi Zucheng U-shaped structures, the bottom of cutter hub, and cutter hub is provided with mounting hole, described The upper end of left branch and right branch is respectively equipped with left branch blade and right branch blade, and one is distributed with the left branch blade and right branch blade Arrange bionical sawtooth；The bionical sawtooth includes main tooth and secondary tooth, and the master gear is wide and pinion exterior feature is incomplete type parabola, The wide broken partial section of the master gear broken partial section wide with pinion is connected by smooth arc transition, and the top that the master gear is wide The point height apex height wide higher than pinion, the top surface width of the main tooth are less than the top surface width of secondary tooth；The main tooth with Secondary tooth passes through between the master gear exterior feature and pinion exterior feature on two bionical sawtooth of difference staggered on blade, adjacent Smooth arc transition connects.
- A kind of 2. bionical disk-blade cutter of maize harvesting machine according to claim 1, it is characterised in that：The cutterhead Device is made up of upper tool pan and lower cutterhead, and the one side of the upper tool pan is provided with upper triangular prism boss, the center of another side in center It is correspondingly provided with cylinder boss；The center of the upper triangular prism boss is provided with upper triangle mounting hole, and the center of the cylinder boss is set There is circular mounting hole, the upper triangle mounting hole connects with circular mounting hole；It is convex that the one side of the lower cutterhead is provided with lower triangular prism Platform, the center of the lower triangular prism boss are provided with the lower triangle mounting hole through lower cutterhead；The front end of the power transmission shaft is band spiral shell The triangular prism shaft end of line, the external dimensions and the inside dimension of lower triangle mounting hole of the upper triangular prism boss match, described The external dimensions of triangular prism shaft end and the inside dimension of upper triangle mounting hole match, and the triangular prism shaft end of the power transmission shaft is successively The lower triangle mounting hole of circular mounting hole, upper triangle mounting hole and lower cutterhead through upper tool pan is by upper tool pan and lower cutterhead Tenon Link together, and triangular prism shaft end is provided with locking nut by screw thread；The rectangle locating surface point of three bionical blades Positioning is not bonded with three sides of lower triangular prism, and the position of mounting hole that bionical blade is corresponded on upper tool pan is provided with three upper limits Position hole, the position of mounting hole of corresponding bionical blade is provided with three lower limit holes on lower cutterhead, and the bionical blade passes through spiral shell Bolt is fixed between upper tool pan and lower cutterhead.
- A kind of 3. bionical disk-blade cutter of maize harvesting machine according to claim 1, it is characterised in that：Often described in row Bionical sawtooth have five.
- A kind of 4. bionical disk-blade cutter of maize harvesting machine according to claim 1, it is characterised in that：The left branch Angle with right branch is 60 °, and the angle of left branch and right branch passes through arc transition.
- A kind of 5. bionical disk-blade cutter of maize harvesting machine according to claim 1, it is characterised in that：The left branch The sword wire clamp angle of blade and right branch blade is 30 ° -60 °.
- A kind of 6. bionical disk-blade cutter of maize harvesting machine according to claim 1, it is characterised in that：The left branch Blade and right branch blade are double-sided blade, and the basil is 25 ° -35 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720586960.XU CN206835664U (en) | 2017-05-24 | 2017-05-24 | A kind of bionical disk-blade cutter of maize harvesting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720586960.XU CN206835664U (en) | 2017-05-24 | 2017-05-24 | A kind of bionical disk-blade cutter of maize harvesting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206835664U true CN206835664U (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720586960.XU Expired - Fee Related CN206835664U (en) | 2017-05-24 | 2017-05-24 | A kind of bionical disk-blade cutter of maize harvesting machine |
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| Country | Link |
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| CN (1) | CN206835664U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214539A (en) * | 2019-06-27 | 2019-09-10 | 吉林大学 | A kind of clipping bionical cutting tool device |
| CN110583242A (en) * | 2019-10-25 | 2019-12-20 | 山东理工大学 | Forced feeding ear-breaking stem-cutting type ear-stem harvesting corn header |
| CN112166860A (en) * | 2020-09-25 | 2021-01-05 | 东北林业大学 | Forestry is cut irritates with class planet type serrated knife |
| CN113892339A (en) * | 2021-10-12 | 2022-01-07 | 浡江生态建设集团有限公司 | Gardens are with automatic weeding laxative device |
-
2017
- 2017-05-24 CN CN201720586960.XU patent/CN206835664U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214539A (en) * | 2019-06-27 | 2019-09-10 | 吉林大学 | A kind of clipping bionical cutting tool device |
| CN110583242A (en) * | 2019-10-25 | 2019-12-20 | 山东理工大学 | Forced feeding ear-breaking stem-cutting type ear-stem harvesting corn header |
| CN112166860A (en) * | 2020-09-25 | 2021-01-05 | 东北林业大学 | Forestry is cut irritates with class planet type serrated knife |
| CN113892339A (en) * | 2021-10-12 | 2022-01-07 | 浡江生态建设集团有限公司 | Gardens are with automatic weeding laxative device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20180524 |