CN2121114U - Rotary saw belt harvester - Google Patents
Rotary saw belt harvester Download PDFInfo
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- CN2121114U CN2121114U CN 92201978 CN92201978U CN2121114U CN 2121114 U CN2121114 U CN 2121114U CN 92201978 CN92201978 CN 92201978 CN 92201978 U CN92201978 U CN 92201978U CN 2121114 U CN2121114 U CN 2121114U
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- saw
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Abstract
The utility model relates to a rotary saw belt harvester which can operate independently, belonging to miniature agricultural machinery. The sawing cutting mechanism of the utility model can do high-speed rotation motion by adopting a saw belt (7), and the lower saw belt and fixing knife teeth (8) can form integrate sawing cutting effects including sawing, cutting and shearing. The upper saw belt can make the crops after cutting and sawing be separated from the harvester by a feeding frame simultaneously, and the utility model with one saw belt has two functions. The utilize model has the advantages of simple structure, small size, light weight, high harvesting speed and high utilization rate, which is suitable for harvesting the soft and hard straw crops such as rice, grain, wheat, grass, sorghum, sugarcane, etc., for large and small areas of water land and dry land, and can also be used for lawn pruning, arbor and bush cutting and sawing, etc.
Description
The utility model relates to a kind of crop cropper that can independent operating, is applicable to the harvesting of soft, the hard stalk crop on the water, dry land of large and small area, as rice, paddy, wheat, grass and Chinese sorghum, corn, sugarcane etc., belongs to small-scale agricultural machinery equipment.
Prior art, generally be the shears-like harvesting machine, cutting part adopts and cuts tooth-like blade, can not cut hard stalk crop, and blade weares and teares easily, in the shear history, produce thrust forward, cause the folder straw and cause that fringe falls phenomenons such as grain, and complex structure, volume are big, kilogram easily fell in muddy water surplus weight reached 100, and incompatibility small size paddy field uses; The rotary grain header of blade is not arranged, owing to be subjected to the restriction of disk, harvesting efficiency is low, the harvesting of incompatibility large tracts of land crops; CN2040692U saw formula harvester is arranged again, can only with the supporting use of harvesting and tillage machine, its swing tooth plate and fixed tooth plate move back and forth to form and shear operation, still exist the shears-like harvesting machine to press from both sides straw, fall fringe and fall disadvantages such as grain.
Goal of the invention of the present utility model, be to overcome the prior art weak point, and design a kind of volume little, in light weight, can independent operating have saw, cut, cut the high-speed rotary saw band grain header of comprehensive harvesting effect, be applicable to the harvesting of soft, the hard stalk crop on the water, dry land of large and small area.
The rotary saw band grain header of the utility model is to adopt following technical scheme to realize.
Fig. 1 is the general assembly schematic diagram of rotary saw band grain header;
Fig. 2 is that the transmission mechanism of rotary saw band grain header connects schematic diagram;
Fig. 3 cuts the saw schematic diagram for rotary saw band grain header;
Fig. 4 is the A-A cut-away view of rotary saw band harvesting machine cut saw;
Fig. 5 is the saw band structural representation of rotary saw band harvesting machine cut saw;
Fig. 6 is the sawtooth profile of tooth figure of rotary saw band harvesting machine cut saw saw band;
Fig. 6-1 saw band triangle sawtooth profile of tooth figure;
Fig. 6-2 saw band straight-tooth shape sawtooth profile of tooth figure;
The hook-shaped sawtooth profile of tooth of Fig. 6-3 saw band circular arc figure;
Fig. 7 is the fixedly cutter tooth profile of tooth figure of rotary saw band harvesting machine cut saw;
Fig. 8 is rotary saw band grain header running gear spring working state schematic representation.
Below in conjunction with accompanying drawing, describe the formation and the architectural feature of rotary saw band grain header in detail.
See Fig. 1, rotary saw band grain header mainly comprises power section, transmission mechanism, cuts saw, formation such as walking mechanism, it is characterized in that:
(1) cuts saw and see Fig. 3, mainly be by driving wheel (9), driven pulley (4), crossbeam (6), saw band (7), fixing cutter tooth (8), buffer (5), protective cover compositions such as (3), driving wheel (9) connects with transmission mechanism by shaft coupling (23), saw band (7) is contained in driving wheel (9), on the wheel of driven pulley (4), buffer (5) is installed on the wheel shaft of driven pulley (4), fixedly cutter tooth (8) is fastened on the crossbeam (6), fixedly cutter tooth (8) is tightly climbed on the serrated face of saw band (7), fixedly the blade width of cutter tooth (8) is greater than saw band (7) width, fixedly the knife edge part of cutter tooth (8) stretches out saw band (7), saw band (7) is under the effect of buffer (5), make saw band (7) follow driving wheel (9) rotation, saw band (7) drives driven pulley (4) rotation, the following saw band of saw band (7) when rotation saw band (7) realizes cutting saw with fixing cutter tooth (8) and moves, crops are cut saw down, the crops that will cut down of the last saw band of saw band (7) separate with grain header by cradle simultaneously.
(2) traditional mechanism is seen Fig. 2, mainly form by clutch (13), decelerator (12), shaft coupling (23), clutch (13) power shaft connects power section, the output shaft of clutch (13) connects decelerator (12), decelerator (12) has two output shafts, one of them output shaft connects coupling (23), rotates and cuts saw; Another output shaft driving pulley (10) of decelerator (12), belt pulley (10) be by belt (18) driving pulley (16), and belt pulley (16) transmission rubber wheel (15) rotation provides the running gear power of walking automatically.
(3) running gear is seen Fig. 1, by control crank (20) control spring (24), makes rubber wheel (15) with driving wheel (11) contact or separates, grain header is walked automatically or hand push is walked.See Fig. 8, spring (24) one ends are fixed on the frame (1), and the other end is fixed on the supporting seat of rubber wheel (15) wheel shaft, and the steel wire rope (27) of control crank (20) connects with the supporting seat of rubber wheel (15) wheel shaft.
(4) horizontal direction of cutting the wheel shaft of its driving wheel of saw (see figure 1) (9), driven pulley (4) and frame wheel shaft (21) tilts, and makes the last saw band of saw band (7) certain angle that recedes, and the inclination angle is generally 7-15 °.
(5) cut the saw band (7) (as Fig. 5) of saw, be made up of sawtooth (25) and hump (26), sawtooth (25) blade has certain angle.The profile of tooth (see figure 6) of sawtooth (25), lance tooth such as Fig. 6-1 of single face sword, the right angle tooth that the inclined-plane sword is arranged such as Fig. 6-2 are arranged, the hook-shape tooth of circular arc sword such as Fig. 6-3 etc. are arranged, look during use by the different and saw band (7) of transposing dissimilar tooth form of the stalk soft or hard of harvesting crops.Saw band (7) is made with steel alloy, carry out special process and handle, and guarantee enough tensile strength and percentage elongation, and sawtooth (25) is sharp will higher-strength and hardness, and wearability is good.Hump (26) has plasticity and toughness preferably, and is easily curved not easily broken.
(6) the fixedly cutter tooth (8) of system saw is made with alloy-steel plate as Fig. 7, and fixedly cutter tooth (8) is three-dimensional awl triangle, and blade width is greater than saw band (7) width.
7, cut saw and be provided with safty shield (3), see Fig. 3,4, protective cover (3) available metal or plastic or other material are made, and two termination sealings of protective cover (3) are conical, protective cover (3) is installed on the crossbeam (6), covers on the back of cutting saw.
8, cut on the protective cover (3) of saw cradle (19) is housed, the height of cradle (19) can be adjusted or change.
Below in conjunction with drawings and Examples, be described in detail the course of work and the principle of rotary saw band grain header:
1, cuts the saw course of work: see Fig. 1, shown in Figure 2, gasoline engine (14) is adopted in power section, gasoline engine (14) work, produce rotary power, export to clutch (13), clutch (13) sends decelerator (12) to, and decelerator (12) connects coupling (23) by one of them output shaft, and decelerator (12) passes to rotary power the driving wheel (9) that cuts saw through coupling (23).
See shown in Figure 3ly, cut the driving wheel (9) of saw, in buffer (5) effect tension saw band (7) down, saw band (7) and driving wheel friction, saw band (7) driven transmission wheel (4) rotates, and makes and cuts the saw high speed rotating.Cut the saw high speed rotary motion, the sawtooth (28) of saw band (7) with tightly climb in fixedly cutter tooth (8) action of saw band down, produce to saw, cut, cut and comprehensively cut the saw effect in one.To hard stalk plant, the sawtooth (25) of the following saw band of saw band (7) has the sawing function, and the sawtooth of following saw band (25) forms the shear work energy with the blade of fixing cutter tooth (8).According to soft, the hard difference of stalk of being gathered in crops, select the saw band (7) of difformity sawtooth for use, hard stalk crops such as general harvesting Chinese sorghum, corn, sugarcane are selected saw band such as Fig. 6-1 of triangle sawtooth for use, cut the saw ruderal plant, adopt saw band such as Fig. 6-2 of straight-tooth shape sawtooth, cut saw band such as Fig. 6-3 that soft stalk crops such as saw rice, paddy, wheat are selected the hook-shaped sawtooth of circular arc sword for use.Cut the saw high speed rotary motion, the following saw band of saw band (7) and fixedly cutter tooth (8) motion are cut crops and are sawn down.Because of cutting the driving wheel (9) of saw, the horizontal direction of the wheel shaft (21) of the wheel shaft of driven pulley (4) and frame tilts, make the last saw band inclination certain angle of saw band (7), being cut the crops that saw down tilts to swing on the cradle (19), along with rotatablely moving of saw band (7), will cut the crops that saw down cone-shaped end from the cradle by the last saw band motion of saw band (7) and be transported to the grain header outside along protective cover (3).Cut the saw function from the following saw band of last visible saw band (7), last saw band plays the feeding function, and this structure realizes saw band one band dual-purpose effect.
2, the manipulation course of work of the running gear of rotary saw band grain header: two kinds of walking manners are arranged, and a kind of is the walking of artificial hand push, a kind ofly walks automatically for grain header.As shown in Figure 1 and Figure 2, after transmission mechanism is sent to decelerator (12) with the rotary power of gasoline engine, another output shaft driving pulley (10) of decelerator (12), belt pulley (10) is by belt (18) driving pulley (16), belt pulley (16) is by through-drive rubber wheel (15) rotation, with manipulating handgrip (20) control spring (24), make driving wheel (11) and rubber wheel (15) contact or separate.Handgrip (20) back-moving spring (24), driving wheel (11) and (15) contact friction of rubber wheel, rubber wheel (15) drives driving wheel (11) motion, thereby grain header is walked automatically.Handgrip (20) trip spring (24) resets, and rubber wheel (15) is separated with driving wheel (11), and grain header can only be carried out away by artificial hand, sees figure (8).
Can cut the vegetable stem of saw differing heights for rotary saw band grain header, the whole fuselage of grain header can be around wheel shaft (21) and the downward-sloping certain angle of horizontal direction, be generally 12 °-18 °, downtilt angles is big more, the position of cutting the saw crops stalk is short more apart from root, otherwise then high more apart from root.
Embodiment: the rotary saw band grain header of getting wheat, as Fig. 1, Fig. 2, Fig. 3.
1, gasoline engine adopts Q267 minicar engine, 4 horsepowers, 5000 rev/mins of power.
2, adjust the driven wheel (9) of cutting mechanism, the wheel shaft of (4), the horizontal direction with the wheel shaft (21) of frame makes saw band recede 7-15 °.
3, select the saw band of circular arc sword hook-shape tooth for use;
4, the linear velocity of the saw band of selecting for use decelerator (12) to make to cut saw (7) is 25 meter per seconds;
5, adjust the position that cutting mechanism and frame (1) are rotated up and down, sawing is recommended highly be not more than 50mm.
6, selecting for use fixedly, cutter tooth (8) is the single face blade.
7, the effective cutting width of cutting mechanism is greater than 1 meter.
25 kilograms of this machine weight are through prototype test, harvesting wheat head wheat Loss Rate＜0.5%, and sawing speed is per hour greater than 4000 square metres.
The advantage of the rotary saw band grain header of the utility model:
1, it is unique to cut saw design, adopts the saw band high speed rotary motion, and the following saw band of saw band saws with fixedly cutter tooth motion, generation, cut, cut and comprehensively cut the saw effect in one.Cut that saw speed is fast, efficient is high, be difficult for the folder straw, be difficult for losing fringe and lose grain.
2, can cut the harvesting of the above all kinds of crops of various soft, hard stalk of saw 50mm, it is thick, thin different with soft or hard to look the stalk that is cut crops, as long as the saw band of transposing difformity sawtooth, this grain header just can adapt to various crops harvestings.
3, the saw band of cutting saw has the effect of a band dual-purpose, following saw band performance sawing function, and last saw band transmission is cut the crops that saw down and is separated with grain header.This machine realizes cutting the simple in structure of saw and separation function, power utilization height.
4, transmission mechanism compactness, power section divides two road transmitted powers through clutch behind the decelerator, the one tunnel is directly delivered to driving wheel (9) rotation of cutting saw, one the tunnel is delivered to driving wheel (11) rotation of automatic running mechanism, and reactive power loss is little, power utilization rate height.
5, have automatic walking operating mechanism, realize utilizing power automatically walking cut saw, alleviate labor intensity of operating staff.
6, little, in light weight, the full machine of volume has only 25 kilograms, applicable to level land, mountain area, is applicable to the operation of floods and droughts field, also can enlarge to use to cut the grass on a lawn, cut the saw shrub, and aspects such as harvesting herbage are used, and have broad application prospects.
Claims (9)
1, a kind of rotary saw band grain header mainly comprises power section, transmission mechanism, cuts saw, formation such as walking mechanism, it is characterized in that:
(1) cutting saw mainly is by driving wheel (9), driven pulley (4), crossbeam (6), saw band (7), fixing cutter tooth (8), buffer (5), protective cover compositions such as (3), driving wheel (9) connects with transmission mechanism by shaft coupling (23), saw band (7) is contained in driving wheel (9), on the wheel of driven pulley (4), buffer (5) is installed on the wheel shaft of driven pulley (4), fixedly cutter tooth (8) is fastened on the crossbeam (6), fixedly cutter tooth (8) is tightly climbed on the serrated face of saw band, saw band (7) is followed driving wheel (9) rotation, drive driven pulley (4) rotation, make saw band (7) and fixing cutter tooth (8) realize that rotary saw band cuts the saw motion, the crops that will cut down simultaneously enter cradle (19) and separate with grain header;
(2) transmission mechanism mainly is made up of clutch (13), decelerator (12), shaft coupling (23), clutch (13) power shaft connects power section, output shaft connects decelerator (12), and decelerator (12) has two output shafts, and one of them output shaft connects coupling (23); Another output shaft driving pulley (10), belt pulley (10) are by belt (18) driving pulley (16), and belt pulley (16) transmission rubber wheel (15) rotates;
(3) running gear: by control crank (20) control spring (24), make rubber wheel (15) with driving wheel (11) contact or separates, grain header is walked automatically or hand push is walked.
2, according to the described rotary saw band grain header of claim 1, the horizontal direction that it is characterized in that cutting the wheel shaft (21) of the wheel shaft of driven wheel (9), (4) of saw and frame tilts, and makes the last saw band of saw band (7) recede 7～15 °.
3, according to the described rotary saw band grain header of claim 1, the saw band (7) that it is characterized in that cutting saw is made up of sawtooth (25) and hump (26), and the sawtooth blade has angle.
4, according to claim 1,3 described rotary saw band grain headers, it is characterized in that the angle of the sawtooth blade of saw band (7) has plurality of specifications, have the single face sword lance tooth, have the inclined-plane sword the right angle tooth, the hook-shape tooth of circular arc sword is arranged.
5, according to claim 1,3,4 described rotary saw band grain headers, the saw band (7) that it is characterized in that cutting saw is made with steel alloy.
6, according to the described rotary saw band grain header of claim 1, the fixedly cutter tooth (8) that it is characterized in that cutting saw is three-dimensional awl triangle, and blade width is greater than saw band (7) width.
7,, it is characterized in that the fixedly cutter tooth (8) that cuts saw makes with alloy-steel plate according to claim 1,6 described rotary saw band grain headers.
8, according to the described rotary saw band grain header of claim 1, it is characterized in that cutting saw and be provided with protective cover (3), two termination sealings of protective cover (3) are conical.
9, according to the described rotary saw band grain header of claim 1, it is characterized in that cutting on the protective cover (3) of saw cradle (19) is housed, the height of cradle (19) can be adjusted or change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92201978 CN2121114U (en) | 1992-01-30 | 1992-01-30 | Rotary saw belt harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92201978 CN2121114U (en) | 1992-01-30 | 1992-01-30 | Rotary saw belt harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2121114U true CN2121114U (en) | 1992-11-11 |
Family
ID=4948926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92201978 Granted CN2121114U (en) | 1992-01-30 | 1992-01-30 | Rotary saw belt harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2121114U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104335763A (en) * | 2013-07-27 | 2015-02-11 | 伍以炳 | Double-saw sugar cane cutting machine |
| CN109588105A (en) * | 2018-12-05 | 2019-04-09 | 湖南博川农业发展有限责任公司 | Root-cutting machine is used in a kind of plantation of modified highland barley |
| CN113785691A (en) * | 2021-07-02 | 2021-12-14 | 杨永林 | Mower head and mowing device based on mower head |
-
1992
- 1992-01-30 CN CN 92201978 patent/CN2121114U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104335763A (en) * | 2013-07-27 | 2015-02-11 | 伍以炳 | Double-saw sugar cane cutting machine |
| CN109588105A (en) * | 2018-12-05 | 2019-04-09 | 湖南博川农业发展有限责任公司 | Root-cutting machine is used in a kind of plantation of modified highland barley |
| CN113785691A (en) * | 2021-07-02 | 2021-12-14 | 杨永林 | Mower head and mowing device based on mower head |
| CN113785691B (en) * | 2021-07-02 | 2024-05-24 | 杨永林 | Mower head and mower device based on mower head |
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| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |