CN202035301U - Harvester cutting device and motive power transmission device thereof - Google Patents
Harvester cutting device and motive power transmission device thereof Download PDFInfo
- Publication number
- CN202035301U CN202035301U CN2011201054496U CN201120105449U CN202035301U CN 202035301 U CN202035301 U CN 202035301U CN 2011201054496 U CN2011201054496 U CN 2011201054496U CN 201120105449 U CN201120105449 U CN 201120105449U CN 202035301 U CN202035301 U CN 202035301U
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- power transmission
- rocking bar
- cutter
- connecting rod
- motive power
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Abstract
The utility model discloses a motive power transmission device for transmitting motive power for a harvester cutting device, which comprises a crank (1), a connecting rod (2) and a rocking bar (3), wherein the crank (1) is connected with a horizontal transmission shaft of a harvester, the connecting rod (2) is rotatablely connected with the crank (1), the rocking bar (3) is rotatablely arranged on a machine frame, in addition, one end of the rocking bar (3) is rotatablely connected with the connecting rod (2), and the other end of the rocking bar (3) is connected with a movable cutting cutter (7) of the harvester cutting device. The motive power transmission device provided by the utility model transmits the motive power through a space connecting rod mechanism, only the crank, the connecting rod and the rocking bar are adopted, the motive power transmission of a semi-feed type rice harvester cutting device can be realized, the reciprocating movement of the movable cutting cutter is realized, and the rice cutting operation is completed. The motive power transmission device has the advantages that the structure is simple, the manufacture cost is low, the weight is light, the service life is long, the maintenance is easy, the motive power transmission device can adapt to the severe work conditions, and the function requirements of the harvester are met. The utility model also discloses the harvester cutting device with the motive power transmission device.
Description
Technical field
The utility model relates to semi-feeding type rice harvester technical field, more particularly, relates to a kind of grain header cutter and power transmission thereof.
Background technology
For the requirement that adapts to agricultural mechanization, labour intensity when alleviating the harvesting paddy rice, improve the efficient of agricultural production, the needed collection harvesting of the current southern rice people, threshing, be separated into the one combine and obtained development widely.
At present, the mode that the actuating unit of semi-feeding type rice harvester cutter all adopts gear drive and Planar Crank-and-rocker Mechanism to combine is converted into rocking bar around the reciprocally swinging that becomes space antarafacial vertical axis with this with the rotation with horizontal drive shaft.
But grain header is operation down on the farm, if adopt exposed gear, though structure is simple relatively, gear is easily flooded by muddy water, and corrosive wear easily is so grain header manufacturer generally all adopts the enclosed gear.Though yet the enclosed gear drive is lubricated good, to gear-box sealing requirements height, sealing ring is easy to wearing and tearing, need periodic replacement, so enclosed gear drive complex structure, manufacturing cost and use cost is all higher.
At present, need a kind of simple in structure, grain header cutter and the power transmission thereof being convenient to safeguard badly.
The utility model content
In view of this, the utility model provides a kind of grain header cutter and power transmission thereof, and is simple with implementation structure, low cost of manufacture, and long service life is convenient to safeguard, can adapt to the purpose of bad working environments.
For achieving the above object, the utility model provides following technical scheme:
A kind of power transmission is used to grain header cutter transferring power, comprising:
The crank that links to each other with the horizontal drive shaft of grain header;
The connecting rod that is rotatably connected with described crank;
Rocking bar, rotating being arranged on the frame, and one end and described connecting rod be rotatably connected, and the other end links to each other with the moving cutter of grain header cutter.
Preferably, in above-mentioned power transmission, described rocking bar comprises:
Be used for bearings mounted resettlement groove, bearing is arranged in this resettlement groove, and is set on the column of described frame;
Respectively at first rocking arm and second rocking arm that described resettlement groove links to each other, described first rocking arm links to each other with described connecting rod, and described second rocking arm links to each other with described moving cutter.
Preferably, in above-mentioned power transmission, the angle of described first rocking arm and second rocking arm is 95～110 °.
Preferably, in above-mentioned power transmission, described rocking bar and described connecting rod ball connect.
Preferably, in above-mentioned power transmission, described second rocking arm is provided with shift fork, and described shift fork is arranged in the draw-in groove of described moving cutter.
Preferably, in above-mentioned power transmission, be arranged with the collar on the described shift fork.
Preferably, in above-mentioned power transmission, described shift fork is 80mm～100mm.
Preferably, in above-mentioned power transmission, the rotary centerline of described crank is vertical with the center of rotation space of lines antarafacial of described rocking bar.
Preferably, in above-mentioned power transmission, the rotating speed of described horizontal drive shaft is 3.0～3.6 with the ratio of the mean speed of described rocking bar.
A kind of grain header cutter comprises moving cutter, quiet cutter and the power transmission that links to each other with moving cutter with horizontal drive shaft respectively, and described power transmission is as above each described power transmission.
From technique scheme as can be seen, the power transmission that the utility model provides comes transferring power by a spatial linkage, crank, connecting rod, rocking bar have only been adopted, can realize the transmission of power of semi-feeding type rice harvester cutter, realize the reciprocating of moving cutter, finish the cutting operation of paddy rice.This apparatus structure is simple, low cost of manufacture, and light weight, long service life is easy to safeguard, can adapt to abominable operating mode, satisfies the functional requirement of grain header.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the power transmission that Fig. 1 provides for the utility model embodiment;
The transmission principle figure of the power transmission that Fig. 2 provides for the utility model embodiment.
Embodiment
The utility model discloses a kind of grain header cutter and power transmission thereof, and is simple with implementation structure, low cost of manufacture, and long service life is convenient to safeguard, can adapt to the purpose of bad working environments.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, the structural representation of the power transmission that Fig. 1 provides for the utility model embodiment.
The power transmission that the utility model provides is used to grain header cutter transferring power, and it comprises crank 1, connecting rod 2 and rocking bar 3.Wherein, crank 1 links to each other with the horizontal drive shaft of grain header, to receive the rotational power of horizontal drive shaft, can connect by the drive sleeve of crank 1 and six square shaft heads of horizontal drive shaft, realizes the circumferentially fixing of crank 1.Connecting rod 2 is rotatably connected with crank 1, can make between crank 1 and the connecting rod 2 connecting by cylindrical pair.Rocking bar 3 rotating being arranged on the frame, and one end and connecting rod 2 be rotatably connected, and specifically can realize the connection of the two by spherical pair, and the other end links to each other with the moving cutter 7 of grain header cutter.Because rocking bar 3 links to each other with moving cutter 7, the reciprocally swinging of rocking bar 3 can be converted into moving back and forth of moving cutter 7, here rocking bar 3 plays the effect of shift fork.
The power transmission that the utility model provides comes transferring power by a spatial linkage, crank 1, connecting rod 2 and rocking bar 3 have only been adopted, can realize the transmission of power of semi-feeding type rice harvester cutter, realize the reciprocating of moving cutter 7, finish the cutting operation of paddy rice.This apparatus structure is simple, low cost of manufacture, and light weight, long service life is easy to safeguard, can adapt to abominable operating mode, satisfies the functional requirement of grain header.
See also Fig. 2, the transmission principle figure of the power transmission that Fig. 2 provides for the utility model embodiment.
Crank 1 length is l
1, connecting rod 2 length are l
2, the first rocking arm length and the second rocking arm length of rocking bar 3 are respectively l
3, l
3', crank 1 rotary centerline is l to the distance of rocking bar 3 plane of movement
4, crank l rotary centerline is vertical with rocking bar 3 center of rotation space of lines antarafacials, and its distance is l
5Partly feed the motor-driven cutter reciprocating frequence of two row harvestings per minute about 200 times for satisfying, the moving requirement of knife stroke about 90～104mm, the rotating speed of this device horizontal drive shaft should be about 200r/min, and the average ratios of this device (ratios of horizontal drive shaft rotating speed and rocking bar 3 mean speeds) should be between 3.0～3.6, each component movement size should keep rational proportion, i.e. l for this reason
1: l
2: l
3: l
4: l
5At 4: 15: 11: near change 2: 17, and the shift fork length of rocking bar 3 can be 80mm～100mm, is preferably about 90mm.
The course of work of the present utility model:
The power source of the power transmission that the utility model provides is from the horizontal drive shaft of the ceding of Taiwan.When horizontal drive shaft rotated, the crank 1 that connects thereon rotated thereupon, and crank 1 is given connecting rod 2 by a cylindrical pair with transmission of power, and connecting rod 2 can be moved in certain spatial dimension and rotate, and produced deflection.Connecting rod 2 is given rocking bar 3 by a spherical pair with transmission of power, and rocking bar 3 is connected with frame by bearing 4, forms revolute pair, thereby rocking bar 3 can be swung back and forth in certain angle around a vertical axis.Connect with moving cutter 7 formation higher pairs by the collar 5 that is installed on the rocking bar 3, give moving cutter 7 with transmission of power, thereby realize the linear reciprocating motion of moving cutter 7.At moving cutter 7 with decide under the interaction of cutter 6, grain header is just finished the cutting operation of paddy rice.
The grain header cutter that the utility model provides comprises moving cutter 7, quiet cutter 6 and the power transmission that links to each other with moving cutter 7 with horizontal drive shaft respectively, and wherein, power transmission is the as above described power transmission of embodiment.
The utility model has compared with prior art removed the Bevel Gear Transmission and the supporting with it seal box that play the role of changing, replaces Planar Crank-and-rocker Mechanism with space single closed loop moving chain linkage simultaneously.Spatial linkage is simple in structure, and reliable operation can adapt to abominable operating mode, and the transmission of the vertical diaxon rotation of energy implementation space antarafacial, can satisfy the functional requirement of feed reaper cutter.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a power transmission is used to grain header cutter transferring power, it is characterized in that, comprising:
The crank (1) that links to each other with the horizontal drive shaft of grain header;
The connecting rod (2) that is rotatably connected with described crank (1);
Rocking bar (3), rotating being arranged on the frame, and one end and described connecting rod (2) be rotatably connected, and the other end links to each other with the moving cutter (7) of grain header cutter.
2. power transmission according to claim 1 is characterized in that, described rocking bar (3) comprising:
Be used to install the resettlement groove of bearing (4), bearing (4) is arranged in this resettlement groove, and is set on the column of described frame;
Respectively at first rocking arm and second rocking arm that described resettlement groove links to each other, described first rocking arm links to each other with described connecting rod (2), and described second rocking arm links to each other with described moving cutter (7).
3. power transmission according to claim 2 is characterized in that, the angle of described first rocking arm and second rocking arm is 95～110 °.
4. power transmission according to claim 3 is characterized in that, described rocking bar (3) connects with described connecting rod (2) ball.
5. power transmission according to claim 3 is characterized in that, described second rocking arm is provided with shift fork, and described shift fork is arranged in the draw-in groove of described moving cutter (7).
6. power transmission according to claim 5 is characterized in that, is arranged with the collar (5) on the described shift fork.
7. power transmission according to claim 5 is characterized in that, described shift fork is 80mm～100mm.
8. according to each described power transmission of claim 1-7, it is characterized in that the rotary centerline of described crank (1) is vertical with the center of rotation space of lines antarafacial of described rocking bar (3).
9. power transmission according to claim 7 is characterized in that, the rotating speed of described horizontal drive shaft is 3.0～3.6 with the ratio of the mean speed of described rocking bar.
10. grain header cutter, comprise moving cutter (7), quiet cutter (6) and the power transmission that links to each other with moving cutter (7) with horizontal drive shaft respectively, it is characterized in that described power transmission is as each described power transmission of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201054496U CN202035301U (en) | 2011-04-12 | 2011-04-12 | Harvester cutting device and motive power transmission device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201054496U CN202035301U (en) | 2011-04-12 | 2011-04-12 | Harvester cutting device and motive power transmission device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202035301U true CN202035301U (en) | 2011-11-16 |
Family
ID=44962780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201054496U Expired - Fee Related CN202035301U (en) | 2011-04-12 | 2011-04-12 | Harvester cutting device and motive power transmission device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202035301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612908A (en) * | 2016-12-29 | 2017-05-10 | 见保林 | Lifting-type lower header capable of uniformly smashing straw and preventing smashed straw from splashing |
-
2011
- 2011-04-12 CN CN2011201054496U patent/CN202035301U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612908A (en) * | 2016-12-29 | 2017-05-10 | 见保林 | Lifting-type lower header capable of uniformly smashing straw and preventing smashed straw from splashing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120412 |