CN105340460A - Harvester and cutting knife structure thereof - Google Patents
Harvester and cutting knife structure thereof Download PDFInfo
- Publication number
- CN105340460A CN105340460A CN201510897479.8A CN201510897479A CN105340460A CN 105340460 A CN105340460 A CN 105340460A CN 201510897479 A CN201510897479 A CN 201510897479A CN 105340460 A CN105340460 A CN 105340460A
- Authority
- CN
- China
- Prior art keywords
- cutter
- support arm
- grain header
- collision
- supporting
- 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
-
- 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
- A01D34/02—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
- A01D34/13—Cutting apparatus
- A01D34/18—Guard fingers; Ledger-plates
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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
- A01D34/02—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
- A01D34/30—Driving mechanisms for the cutters
- A01D34/32—Connecting-rods for knife-driving mechanisms
- A01D34/33—Devices for connecting the rod to the knife-bar
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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
- A01D34/02—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
- A01D34/40—Other details
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
- A01D57/26—Plates arranged behind the cutter-bar for guiding the cut grass or straw
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention provides a harvester. The harvester comprises a harvester body, a power transmission mechanism, a cutting knife and a cutting knife supporting mechanism. The cutting knife supporting mechanism comprises a left supporting arm and a right supporting arm which are arranged on the left side and the right side of the harvester body respectively. The rear ends of the supporting arms are connected with the harvester body. The front ends of the supporting arms are connected with the cutting knife. The power transmission mechanism is connected to the cutting knife from the left side or the right side of the harvester body. A reinforcement arm is connected between the left supporting arm and the right supporting arm. The two supporting arms are adopted for supporting. Supporting stability is improved, and the cutting knife can be stable and will not waggle. An anti-collision device is additionally arranged so that damage to the cutting knife caused by collision which is caused by improper operation can be effectively avoided. A straw walker can effectively remove cut grain stems and prevent grass blocking. The power transmission mechanism is arranged on the side face, the movement length of the cutting length is effectively increased, and grass cutting is thorough.
Description
Technical field
The invention belongs to technical field of agricultural machinery, particularly relate to a kind of grain header and cutter structure thereof.
Background technology
Grain combine is called for short combine, gathers in the combination machine machinery of crops exactly, is the operation such as harvesting, threshing, separation cane, the assorted excess of removing that once can complete cereal, directly obtains the harvest machinery of grain from field.
In the prior art, lower cutter requisite parts for small harvester.Lower cutter is directly fixed on chassis, and for wiping out the harvested millet straw of grain ear, the lower cutter of existing grain header is generally by the single arm support be arranged in the middle part of grain header, and eccentric centering block transmission device is positioned in the middle of cutter.The lower cutter of single arm support due to the intensity of single armed more weak, supporting construction is unstable, can all around rock in harvesting process, runs into collision easily distortion, and then affects the operating efficiency of harvesting quality and complete machine.
Summary of the invention
The deficiencies in the prior art in view of the above, the object of the present invention is to provide a kind of grain header, support unstable, the problem of easily rocking to solve cutter.
For achieving the above object and other relevant objects, technical solution of the present invention is as follows:
A kind of grain header, comprise grain header body, power drive mechanism, cutter and cutter supporting mechanism, described cutter supporting mechanism comprises at least two support arms, and described support arm rear end is connected with grain header body, and support arm front end is connected with cutter.
Adopt said structure, cutter supporting mechanism adopts many support arms to support, and improves its support strength, and support arm can for being arranged in both sides, also can in the middle of and both sides all arrange a support arm.
As preferably: described cutter supporting mechanism comprises left support arm and right support arm, and described left support arm and right support arm are arranged in grain header body left and right sides, described power drive mechanism is connected to cutter from the left side of grain header body or right side.
Support arm and power drive mechanism are arranged in the side of grain header body, simplify mounting structure, left and right sides support arm is symmetrical arranged simultaneously, makes support more stable, reduces rocking of the course of work.Power drive mechanism is arranged on side, effectively increases the movement length of cutter, cuts grass more thorough.
As preferably: be connected with reinforcement arm between described left support arm and right support arm, described left support arm and right support arm rear end are arranged on grain header body by back shaft.Being connected by reinforcement arm makes whole supporting mechanism be H type, more firmly.
As preferably: described power drive mechanism comprises travelling gear, eccentric shaft and bar linkage structure, described travelling gear is sleeved on back shaft, and eccentric shaft is fixed on travelling gear end face, and staggers with travelling gear center, described bar linkage structure one end is connected with eccentric shaft, and the other end is connected with cutter.
As preferably: described cutter comprises bracing frame and is arranged on, and bracing frame determines cutter and dynamic cutter, described bar linkage structure comprises connector, connecting rod and swinging block, described connector is set on back shaft, be rotatably installed in the middle part of described swinging block on bracing frame, described connecting rod one end and connector hinged, the other end and swinging block first end hinged, swinging block second end and dynamic cutter hinged.
As preferably: described swinging block l-shaped, described power drive mechanism is arranged in left side or the right side of grain header body.
As preferably: described cutter is provided with straw walker and anticollision device, collision-prevention device, described anticollision device, collision-prevention device front end is positioned at cutter front.
The present invention provides a kind of cutter structure simultaneously, comprise cutter and the supporting mechanism for supporting cutter, described supporting mechanism comprises left support arm and right support arm, described left support arm is connected with the left and right portion of cutter respectively with the front end of right support arm, and described left support arm and right support arm rear end are for being connected grain header body.
As preferably: also comprise power drive mechanism, described power drive mechanism is arranged between left support arm and cutter or between right support arm and cutter, is provided with reinforcement arm between described left support arm and right support arm.
As preferably: described cutter is provided with straw walker and anticollision device, collision-prevention device, anticollision device, collision-prevention device front end is positioned at cutter front.
As preferably: described straw walker is positioned at above cutter, and left section of straw walker has towards upper left helical teeth, and right section of straw walker has towards top-right helical teeth; Described anticollision device, collision-prevention device is ship type structure, and is arranged on bottom cutter two ends, and the front end of this anticollision device, collision-prevention device upwarps.
As mentioned above, the invention has the beneficial effects as follows: adopt dual-gripper arm to support, improve the stability that it supports, cutter can reach stable state of not rocking.Adding anticollision device, collision-prevention device can effectively avoid the collision caused because of misoperation to the destruction of cutter.Straw walker effectively can get rid of the paddy stalk sliced off, and prevents stifled grass.Power drive mechanism, in side, effectively increases the movement length of cutter, cuts grass more thorough.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of cutter structure in the present invention;
Fig. 3 is the vertical view of Fig. 2.
Piece mark explanation
11 bracing frames
12 determine cutter
13 dynamic cutteves
21 left support arms
22 right support arms
23 reinforcement arm
24 back shafts
31 travelling gears
32 eccentric shafts
33 connectors
34 connecting rods
35 swinging blocks
4 anticollision device, collision-prevention devices
5 straw walkers
6 cutter structures
7 grain header bodies
Embodiment
By particular specific embodiment, embodiments of the present invention are described below, person skilled in the art scholar the content disclosed by this specification can understand other advantages of the present invention and effect easily.
As shown in Figure 1 to Figure 3, a kind of grain header, comprise grain header body 7 and cutter structure 6, cutter structure 6 comprises power drive mechanism, cutter and cutter supporting mechanism, described cutter supporting mechanism comprises at least two support arms, described support arm rear end is connected with grain header body 7, and support arm front end is connected with cutter.
In this example, support arm is two, comprises left support arm 21 and right support arm 22, and described left support arm 21 and right support arm 22 are arranged in grain header body 7 left and right sides symmetrically, and described power drive mechanism is connected to cutter from the left side of grain header body 7 or right side.Cutter supporting mechanism adopts many support arms to support, and improves its support strength, in other embodiments can in the middle of and both sides all arrange a support arm, or one, centre, one, side support arm.
Support arm and power drive mechanism are arranged in the side of grain header body 7, simplify mounting structure, left and right sides support arm is symmetrical arranged simultaneously, makes support more stable, reduces rocking of the course of work.Power drive mechanism is arranged on side, effectively increases the movement length of cutter, cuts grass more thorough.
In order to improve the intensity of supporting mechanism, reducing to rock, between left support arm 21 and right support arm 22, being connected with reinforcement arm 23, connected by reinforcement arm 23 and make whole supporting mechanism be H type.Described left support arm 21 and right support arm 22 rear end are arranged on grain header body 7 by same back shaft 24.
Described cutter comprises bracing frame 11 and is arranged on, and bracing frame 11 determines cutter 12 and dynamic cutter 13, described power drive mechanism comprises travelling gear 31, eccentric shaft 32 and bar linkage structure, described travelling gear 31 is sleeved on back shaft 24, for the access of power, eccentric shaft 32 is fixed on travelling gear 31 end face, and stagger with travelling gear 31 center, form eccentric structure.
Described bar linkage structure comprises connector 33, connecting rod 34 and swinging block 35, connector 33 is set on back shaft 24 rotationally, described swinging block 35 l-shaped, be rotatably installed on bracing frame 11 in the middle part of swinging block 35, described connecting rod 34 one end and connector 33 hinged, the other end and swinging block 35 first end hinged, swinging block 35 second end and dynamic cutter 13 hinged, above-mentioned articulated manner all can adopt bearing pin to be rotationally connected.
Described cutter is provided with straw walker 5 and anticollision device, collision-prevention device 4, anticollision device, collision-prevention device 4 front end extends to cutter front.Straw walker 5 is arranged on above the bracing frame 11 of cutter by bolt, and comprise left section and right section, left section of straw walker 5 has towards upper left helical teeth, and right section of straw walker 5 has towards top-right helical teeth; The paddy bar cut off can be pushed to both sides, prevent stifled grass.Described anticollision device, collision-prevention device 4 is two, and its main body is recessed plate like structure, and is arranged on bottom cutter two ends by gusset etc., and the front end of this anticollision device, collision-prevention device 4 upwarps.Can effectively avoid the collision caused because of misoperation to the destruction of cutter after installing anticollision device, collision-prevention device 4 additional.
The present invention provides a kind of cutter structure simultaneously, comprise power drive mechanism, cutter and the supporting mechanism for supporting cutter, described supporting mechanism comprises left support arm 21 and right support arm 22, left support arm 21 is connected with the left and right portion of cutter respectively with the front end of right support arm 22, and left support arm 21 and right support arm 22 rear end are for being connected grain header body 7.Power drive mechanism is arranged between left support arm 21 and cutter or between right support arm 22 and cutter, is provided with reinforcement arm 23 between left support arm 21 and right support arm 22.
Described cutter is provided with straw walker 5 and anticollision device, collision-prevention device 4, anticollision device, collision-prevention device 4 front end is positioned at cutter front.Straw walker 5 is arranged on above the bracing frame 11 of cutter by bolt, and comprise left section and right section, left section of straw walker 5 has towards upper left helical teeth, and right section of straw walker 5 has towards top-right helical teeth; The paddy bar cut off can be pushed to both sides, prevent stifled grass.Described anticollision device, collision-prevention device 4 is two, and its main body is recessed plate like structure, and is arranged on bottom cutter two ends by gusset etc., and the front end of this anticollision device, collision-prevention device 4 upwarps.Can effectively avoid the collision caused because of misoperation to the destruction of cutter after installing anticollision device, collision-prevention device 4 additional.
The present invention supports owing to using dual-gripper arm, improves the stability that it supports, and cutter can reach stable state of not rocking.Adding anticollision device, collision-prevention device 4 can effectively avoid the collision caused because of misoperation to the destruction of cutter.Straw walker 5 effectively can get rid of the paddy stalk sliced off, and prevents stifled grass.Power drive mechanism, in side, effectively increases the movement length of cutter, cuts grass more thorough.
Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. a grain header, comprise grain header body, power drive mechanism, cutter and cutter supporting mechanism, it is characterized in that: described cutter supporting mechanism comprises at least two support arms, described support arm rear end is connected with grain header body, and support arm front end is connected with cutter.
2. a kind of grain header according to claim 1, it is characterized in that: described cutter supporting mechanism comprises left support arm and right support arm, described left support arm and right support arm are arranged in grain header body left and right sides, and described power drive mechanism is connected to cutter from the left side of grain header body or right side.
3. a kind of grain header according to claim 2, is characterized in that: be connected with reinforcement arm between described left support arm and right support arm, and described left support arm and right support arm rear end are arranged on grain header body by back shaft.
4. a kind of grain header according to claim 3, it is characterized in that: described power drive mechanism comprises travelling gear, eccentric shaft and bar linkage structure, described travelling gear is sleeved on back shaft, eccentric shaft is fixed on travelling gear end face, and stagger with travelling gear center, described bar linkage structure one end is connected with eccentric shaft, and the other end is connected with cutter.
5. a kind of grain header according to claim 4, it is characterized in that: described cutter comprises bracing frame and is arranged on, and bracing frame determines cutter and dynamic cutter, described bar linkage structure comprises connector, connecting rod and swinging block, described connector is set on back shaft, be rotatably installed in the middle part of described swinging block on bracing frame, described connecting rod one end and connector hinged, the other end and swinging block first end hinged, swinging block second end and dynamic cutter hinged.
6. a kind of grain header according to claim 1, is characterized in that: described cutter is provided with straw walker and anticollision device, collision-prevention device, described anticollision device, collision-prevention device front end is positioned at cutter front.
7. a cutter structure, comprise cutter and the supporting mechanism for supporting cutter, it is characterized in that: described supporting mechanism comprises left support arm and right support arm, described left support arm is connected with the left and right portion of cutter respectively with the front end of right support arm, and described left support arm and right support arm rear end are for being connected grain header body.
8. a kind of cutter structure according to claim 7, it is characterized in that: also comprise power drive mechanism, described power drive mechanism is arranged between left support arm and cutter or between right support arm and cutter, is provided with reinforcement arm between described left support arm and right support arm.
9. a kind of cutter structure according to claim 7, it is characterized in that: described cutter is provided with straw walker and anticollision device, collision-prevention device, anticollision device, collision-prevention device front end is positioned at cutter front.
10. a kind of cutter structure according to claim 9, is characterized in that: described straw walker is positioned at above cutter, and left section of straw walker has towards upper left helical teeth, and right section of straw walker has towards top-right helical teeth; Described anticollision device, collision-prevention device is ship type structure, and is arranged on bottom cutter two ends, and the front end of this anticollision device, collision-prevention device upwarps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897479.8A CN105340460A (en) | 2015-12-07 | 2015-12-07 | Harvester and cutting knife structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897479.8A CN105340460A (en) | 2015-12-07 | 2015-12-07 | Harvester and cutting knife structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105340460A true CN105340460A (en) | 2016-02-24 |
Family
ID=55316762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510897479.8A Pending CN105340460A (en) | 2015-12-07 | 2015-12-07 | Harvester and cutting knife structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105340460A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905254A (en) * | 2016-06-12 | 2016-08-31 | 苏州飞驰环保科技股份有限公司 | Aquatic plant harvesting device with scissor linkage mechanism and water surface cleaning ship |
| CN106034535A (en) * | 2016-07-22 | 2016-10-26 | 中联重机股份有限公司 | Lower cutter device of harvester and harvester |
| CN107172959A (en) * | 2017-06-13 | 2017-09-19 | 农业部南京农业机械化研究所 | A kind of efficient stalk crop cutter device |
| US11350565B2 (en) * | 2011-05-27 | 2022-06-07 | Cnh Industrial America Llc | Low profile sickle drive |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2485383A (en) * | 1947-05-26 | 1949-10-18 | Leo E Hoyt | Mower attachment for tractors |
| CN2071872U (en) * | 1990-05-08 | 1991-02-27 | 刘革 | Shoulder-carrying portable miniature power cutter-rower |
| CN2209433Y (en) * | 1995-01-27 | 1995-10-11 | 屈芳臣 | Knapsack harvesting & sun-drying machine |
| CN2389461Y (en) * | 1999-09-17 | 2000-08-02 | 刘明石 | Motor-driven harvester |
| CN205196330U (en) * | 2015-12-07 | 2016-05-04 | 重庆华世丹机械制造有限公司 | Harvester and cutting knife structure thereof |
-
2015
- 2015-12-07 CN CN201510897479.8A patent/CN105340460A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2485383A (en) * | 1947-05-26 | 1949-10-18 | Leo E Hoyt | Mower attachment for tractors |
| CN2071872U (en) * | 1990-05-08 | 1991-02-27 | 刘革 | Shoulder-carrying portable miniature power cutter-rower |
| CN2209433Y (en) * | 1995-01-27 | 1995-10-11 | 屈芳臣 | Knapsack harvesting & sun-drying machine |
| CN2389461Y (en) * | 1999-09-17 | 2000-08-02 | 刘明石 | Motor-driven harvester |
| CN205196330U (en) * | 2015-12-07 | 2016-05-04 | 重庆华世丹机械制造有限公司 | Harvester and cutting knife structure thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11350565B2 (en) * | 2011-05-27 | 2022-06-07 | Cnh Industrial America Llc | Low profile sickle drive |
| CN105905254A (en) * | 2016-06-12 | 2016-08-31 | 苏州飞驰环保科技股份有限公司 | Aquatic plant harvesting device with scissor linkage mechanism and water surface cleaning ship |
| CN105905254B (en) * | 2016-06-12 | 2018-04-03 | 苏州飞驰环保科技股份有限公司 | A kind of water plant recovering device and water surface cleaning ship with scissors link gear |
| CN106034535A (en) * | 2016-07-22 | 2016-10-26 | 中联重机股份有限公司 | Lower cutter device of harvester and harvester |
| CN106034535B (en) * | 2016-07-22 | 2019-01-11 | 中联重机股份有限公司 | Harvester lower cutter device and harvester |
| CN107172959A (en) * | 2017-06-13 | 2017-09-19 | 农业部南京农业机械化研究所 | A kind of efficient stalk crop cutter device |
| CN107172959B (en) * | 2017-06-13 | 2023-10-20 | 农业部南京农业机械化研究所 | High-efficient stalk crop cutting device |
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Application publication date: 20160224 |
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