CN106068899A - A kind of have rotate forward conveying reversion move back grass function united reaper delivery chute - Google Patents
A kind of have rotate forward conveying reversion move back grass function united reaper delivery chute Download PDFInfo
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- CN106068899A CN106068899A CN201610414102.7A CN201610414102A CN106068899A CN 106068899 A CN106068899 A CN 106068899A CN 201610414102 A CN201610414102 A CN 201610414102A CN 106068899 A CN106068899 A CN 106068899A
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- delivery chute
- bevel gear
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/46—Mechanical grain conveyors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The present invention be a kind of have rotate forward conveying reversion move back grass function united reaper delivery chute, including delivery chute housing, chain harrow, supporting plate, transmission and tensioning, power between combined harvester threshing cylinder power output shaft with delivery chute power input shaft is cut off by a set of tension pulley mechanism and is connected by the present invention, and the mode using rotating transmission case internal bevel gear often to engage transmits power, the handle on riding manipulation platform is pulled to control the switch operation of the power connection shaft in rotating transmission case by driver, simplify the drive system of united reaper rotating delivery chute, can quickly solve the stifled grass problem within delivery chute, reduce the troubleshooting difficulty of the stifled grass of delivery chute in united reaper results, present configuration is simple, handiness, it is applied to united reaper and efficiency and the safety of delivery chute can be greatly improved.
Description
Technical field
The present invention relates to the rice and wheat conveying trough device technical field on united reaper, be concretely that one has
Rotate forward conveying reversion and move back the united reaper delivery chute of grass function, can be widely applied to the high-performance results of Oryza sativa L. and Semen Tritici aestivi.
Background technology
The having of existing domestic and international united reaper just transfers grass reversion, and to move back the delivery chute great majority of grass function defeated in transmission
Enter to arrange on axle main story clutch and reversing clutch, such as, the patent of invention (combining of application number 201110037073.4
Machine) devise a kind of bevel gear housing, side, transmission case left and right projecting case power shaft, turning to of two case power shafts
On the contrary, rotating forward clutch and make case power shaft and the harvesting power shaft linkage of forward direction, reversing clutch makes the case of reverse directions
Power shaft and harvesting power shaft linkage, to transmit the driving force in rotating direction, it is achieved that united reaper delivery chute just transfers
The function of grass is moved back in grass reversion, but arranges that two power transmission lines make structure complex, clockwise and anticlockwise clutch and rotating
Case power shaft alternation, the probability broken down increases；Chinese patent CN201420466525.X (full-feeding combine harvester
Delivery chute Fan Cao mechanism) disclose and a kind of on delivery chute final drive shaft, be provided with counter gear draw box mechanism, including being arranged at conveying
Travelling gear, excess axle and the shift fork being arranged in excess axle on groove final drive shaft and balladeur train, stirred by shift fork
In counter gear draw box mechanism, the balladeur train in excess axle engages with the travelling gear on delivery chute final drive shaft, changes delivery chute
Turning to of final drive shaft, it is achieved that united reaper delivery chute is just transferring grass reversion and moving back the function of grass, but have employed conveying equally
Arranging two set tensioners between groove final drive shaft and cylinder shaft, structure is complicated, and the probability broken down increases, and inverts tooth
Wheel draw box mechanism realizes commutation by the way of shifting slide gear engages with travelling gear, gear slippage phenomenon, power easily occur
Transmission instability；Need driver to get off and stir shift fork commutation, inefficient.If only with a set of tension pulley mechanism for power
Cut-out be connected, and the mode using gear often to engage transmits power, pulls the hands on riding manipulation platform by driver
Handle carries out switch operation, then the mechanism realizing delivery chute rotating on united reaper will be substantially reduced, the biography of united reaper
Dynamic system also will be simplified, and advantageously have the knot just transferring the delivery chute that grass function is moved back in grass reversion on united reaper
Structure improves and functional promotion, and operator is simpler, and fault rate is substantially reduced.
Summary of the invention
The technical problem to be solved is, by a set of tension pulley mechanism to combined harvester threshing cylinder power
Power between output shaft with delivery chute power input shaft cuts off and is connected, and uses rotating transmission case internal bevel gear
Often the mode of engagement transmits power, pulls the handle on riding manipulation platform to control the power in rotating transmission case by driver
The switch operation of connecting shaft, the present invention can meet the big feed quantity results requirement of rice wheat, simplify that united reaper is positive and negative to be transferred
Send the drive system of groove, can quickly solve the stifled grass problem within delivery chute, reduce delivery chute in united reaper results and block up
The troubleshooting difficulty of grass, present configuration is simple, and handiness is applied to united reaper and the efficiency of delivery chute can be greatly improved
And safety.
The present invention is achieved through the following technical solutions:
A kind of have rotate forward conveying reversion move back grass function united reaper delivery chute, including chain harrow, transmission and tensioning fill
Put, rotating transmission case, ceding of Taiwan feeding unit, sheller unit and Drive Section；
Described ceding of Taiwan feeding unit outfan is connected with chain harrow input；Chain harrow outfan and transmission and tensioner input
End connects；Described transmission and tensioner outfan are connected with rotating transmission case input；Described rotating transmission case exports
End is connected with sheller unit；
Described chain harrow includes transportation sprocket, rake teeth and chain；Described transportation sprocket includes transportation sprocket A, carrier chain
Wheel B, transportation sprocket C, transportation sprocket D；Described transportation sprocket A and transportation sprocket B is near ceding of Taiwan feeding unit；Described transportation sprocket
C and transportation sprocket D is near sheller unit；It is evenly equipped with rake teeth on described chain；Chain is genesis analysis, and quantity is
2, described chain engages with transportation sprocket；
Described transmission and tensioner include delivery chute power input shaft, delivery chute power output shaft and drive sprocket；Institute
State delivery chute power output shaft near ceding of Taiwan feeding unit, and transportation sprocket A, carrier chain are installed on delivery chute power output shaft
Wheel B；Described delivery chute power input shaft is arranged on rotating transmission case sidewall in the hole offered；Described delivery chute power inputs
Axle one end protrudes from and is provided with drive sprocket, transportation sprocket C, transportation sprocket D on rotating transmission case sidewall axle head；
Described rotating transmission case includes the second belt pulley, the first bevel gear, the second bevel gear, third hand tap gear, power
Connecting shaft, shift fork, rotating transmission case body；
Described first bevel gear is positioned at the inside left of rotating transmission case body, with the second coaxial seam of belt pulley, leads to
Crossing needle bearing empty set on delivery chute power input shaft, it is solid that delivery chute power input shaft axle head is bolted formula bearing cap
Fixed, the endoporus of the first bevel gear is provided with internal spline；
Described second bevel gear is positioned at the inner lower of rotating transmission case body, with the first bevel gear, third hand tap gear
Engagement, is provided with endoporus in the middle of the second bevel gear, is enclosed within rotating transmission case lower box in the support shaft arranged by ball bearing,
Ball bearing is fixed by jump ring A；
Described triconodont wheel is positioned at the inner right side of rotating transmission case body, engages with the second bevel gear, by rolling
Needle bearing (left) empty set is on delivery chute power input shaft, and needle bearing (left) is fixed by jump ring B, the endoporus of third hand tap gear
It is provided with internal spline；
First bevel gear, the second orthogonal transmission of bevel gear, crossed axis angle 90 degree, the second bevel gear, the orthogonal biography of third hand tap gear
Dynamic, crossed axis angle 90 degree, the first bevel gear, the axis coinciding of third hand tap gear；
Described power connection shaft is positioned at the inside of rotating transmission case body, is arranged on delivery chute power input shaft, and
Being placed between the first bevel gear, third hand tap gear, the axle center of power connection shaft is provided with internal spline, and on delivery chute power input shaft
External splines A connect transmission, power connection shaft can sliding vertically on delivery chute power input shaft, in the middle of power connection shaft
Being provided with fork slot, power connection shaft two ends cylindrical is provided with external splines B；
Described shift fork is stuck in the fork slot in the middle of power connection shaft, and shift fork is fixed on the upper of power connection shaft by alignment pin
On semiaxis, shift fork upper end is additionally provided with two engaging lugs；
Described rotating transmission case body includes transmission case upper box and transmission case lower box, transmission case upper box and transmission
Case lower box removably connects, and transmission case upper box is provided with open pore, the stick poke rod on Drive Section through open pore with
Two engaging lugs of shift fork upper end are hinged.
Further, described second belt pulley is positioned at outside and first skin on threshing cylinder of rotating transmission case body
Belt wheel is connected by belt；Belt of fitting between first belt pulley and the second belt pulley is provided with regulating wheel, and regulating wheel rotates against
Being arranged on one end of swing arm, the other end of swing arm is horizontally arranged in frame by torsion spring, by interior cable in the middle part of swing arm
Line links with the tensioning stick of Drive Section.
Further, two engaging lug thickness of described shift fork upper end are 3～5mm, and a width of 5～10mm, shift fork connecting hole is straight
Footpath is 3～6mm, and shift fork height overall is 30～50mm, the axle center of shift fork connecting hole and endoporus axis perpendicular.
Further, the internal spline N=6～10, B=3～6 that described first bevel gear, third hand tap bore are provided with, interior
Spline hole depth 20～40mm, the first bevel gear, the small end end face distance of third hand tap gear are 50～80mm, the second bevel gear endoporus
A diameter of 30～50mm, hole depth 15～30mm；Described power connection shaft overall length is 50～80mm, outside two ends cylindrical is provided with
Spline N=6～10, B=3～6mm, length is respectively 20～40mm, axle head external splines chamfer 3～5mm, the interior flower that axle center is provided with
Key N=6～8, B=5～10mm, first bevel gear, third hand tap gear inner spline run through power connection shaft；Wherein, N-bond number；B-
Key width.
The invention has the beneficial effects as follows:
(1) the rotating transmission case mechanism of three normal engagement systems of conical gear is used, by the outer flower of power connection shaft
Key is connected transmission power with the internal spline of bevel gear, makes power transmission more stable, and jumping tooth when not havinging gear slippage is existing
As, and by a set of tension pulley mechanism between combined harvester threshing cylinder power output shaft and delivery chute power input shaft
Power cut off and be connected, present configuration is simple, simplifies the drive system of united reaper rotating delivery chute, fall
The troubleshooting difficulty of the stifled grass of delivery chute in low united reaper results.
(2) when the delivery chute stifled grass of internal generation, driver need not descend machine, is pulled on bridge controller by driver
Handle control power cut between combined harvester threshing cylinder power output shaft and delivery chute power input shaft and be connected,
And the switch operation of the power connection shaft in control rotating transmission case, the present invention can quickly solve the stifled grass within delivery chute
Problem, handiness, it is applied to united reaper and efficiency and the safety of delivery chute can be greatly improved.
(3) present invention is applicable to the delivery chute of the multiple united reapers such as Semen Tritici aestivi, Semen sojae atricolor, Oryza sativa L., Brassica campestris L, has the highest
Adaptability, and rotating transmission case body, tensioning and reversing arrangement have the highest versatility and convertibility.
Accompanying drawing explanation
Fig. 1 is united reaper unitary side view；
Fig. 2 is united reaper entirety top view；
Fig. 3 is the partial enlarged drawing of united reaper entirety top view；
Fig. 4 is tensioning and operating mechanism schematic diagram；
Fig. 5 is rotating transmission case sectional view；
Fig. 6 is rotating transmission case stick structure chart；
Fig. 7 is the commutation positioning plate structure figure of rotating transmission case stick.
In figure, 1. delivery chute housing, 101. outer panels, 2. chain harrow, 201. transportation sprockets, 202. rake teeths, 203. carrier chains
Bar, 3. supporting plate, 4. transmission and tensioning, 401. delivery chute power input shafts, 402. delivery chute power output shafts, 403. driving-chains
Wheel, 5. rotating transmission case, 501. second belt pulleys, 502. first bevel gears, 503. second bevel gears, 504. triconodonts
Wheel, 505. power connection shafts, 506. shift forks, 507. rotating transmission case bodies, 507A. rotating transmission case upper box, 507B.
Rotating transmission case lower box, 508A. needle bearing (left), 508B. needle bearing (right), 509. ball bearings, 5010. bolts are even
Connect formula bearing cap, 5011. support shafts, 6. ceding of Taiwan feeding unit, 601. winders, 602. cedings of Taiwan, 603. augers, 7. threshing dress
Put, 701. threshing cylinders, 702. first belt pulleys, 703. belts, 704. threshing cylinder power output shaft, 8. tensioners,
801. regulating wheels, 802. swing arms, 803. torsion springs, cable in 804., 9. Drive Section, 901. tensioning sticks, 902. rotatings
Stick, 9021. stick limit shafts, 903. commutation location-plate, 10. frames.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail.
As shown in Figures 1 to 3, a kind of have rotate forward conveying reversion move back grass function united reaper delivery chute, including conveying
Slot shell 1, chain harrow 2, supporting plate 3, transmission and tensioning 4；The input of described delivery chute housing 1 connects combine harvester cutting table feeding
The feeding mouth of device 6, outfan connects the feeding mouth of united reaper sheller unit 7；Described chain harrow 2 includes being arranged at conveying
Transportation sprocket 201 on groove power input shaft 401 and delivery chute power output shaft 402, on transportation sprocket 201, engagement connects band rake
The ring-shaped conveying chain bar 203 of tooth 202, rake teeth 202 is uniform on chain 203；Described supporting plate 3 is arranged on inside delivery chute
Article two, the centre of ring-shaped conveying chain bar 203, supports the load-bearing of two ring-shaped conveying chain bars 203；Described transmission and tensioning 4 include
Delivery chute power input shaft 401, delivery chute power output shaft 402, drive sprocket 403, rotating transmission case 5；Drive sprocket 403
Being arranged on the outfan of delivery chute power input shaft 401, rotating transmission case 5 is arranged on the defeated of delivery chute power input shaft 401
Enter end, against the outer panel 101 of delivery chute housing 1.
As shown in Figure 4, the second belt pulley 501 outside rotating transmission case body 507 and first on threshing cylinder 701
Belt pulley 702 is connected by belt 703；Belt 703 of fitting between first belt pulley 702 and the second belt pulley 501 is provided with tensioning
Wheel 801, regulating wheel 801 rotates against and is arranged on swing arm 802 one end freely, and the swing arm other end passes through torsion spring 803 level
It is arranged in frame 10, is linked by the tensioning stick 901 of interior cable 804 with Drive Section 9 in the middle part of swing arm 802；
As it is shown in figure 5, rotating transmission case 5 include second belt pulley the 501, first bevel gear the 502, second bevel gear 503,
Third hand tap gear 504, power connection shaft 505, shift fork 506, rotating transmission case body 507；Second belt pulley 501 is positioned at positive and negative
Turn the outside of transmission case body 507, be arranged on the input of delivery chute power input shaft 401；First bevel gear 502 is positioned at positive and negative
Turn the inside left of transmission case body 507, with the second coaxial seam of belt pulley 501, existed by needle bearing (left) 508A empty set
On delivery chute power input shaft 401, axle head is bolted formula bearing cap 5010 and fixes, and the endoporus of the first bevel gear 502 sets
There is internal spline；Second bevel gear 503 is positioned at the inner lower of rotating transmission case body 507, with first and third bevel gear 502,
504 engagements, are provided with endoporus, by ball bearing 509 empty set rotating transmission case lower box 507B's in the middle of the second bevel gear 503
In support shaft 5011, ball bearing 509 is fixed by jump ring A；Third hand tap gear 504 is positioned at rotating transmission case body 507
On the right side of portion, engage with the second bevel gear 503, by needle bearing (right) 508B empty set on delivery chute power input shaft 401, rolling
Needle bearing (right) 508B is fixed by jump ring B, and the endoporus of third hand tap gear 504 is provided with internal spline；First and second bevel gear 502,
503 orthogonal transmissions, crossed axis angle 90 degree, second and third orthogonal transmission of bevel gear 503,504, crossed axis angle 90 degree, first and third bevel gear
502, the axis coinciding of 504；Power connection shaft 505 is positioned at the inside of rotating transmission case body 507, is arranged on delivery chute power
On power shaft 401, between first and third bevel gear 502,504, the axle center of power connection shaft 505 is provided with internal spline, moves with delivery chute
External splines on power power shaft 401 connects transmission, and power connection shaft 505 can on delivery chute power input shaft 401 vertically
Sliding, is provided with fork slot in the middle of power connection shaft 505, and two ends cylindrical is provided with external splines；Shift fork 506 is stuck in power connection shaft
In fork slot in the middle of 505, alignment pin being fixed on the upper semiaxis of power connection shaft 505, shift fork 506 upper end is additionally provided with two
Engaging lug；Rotating transmission case body 507 includes transmission case upper box 507A and transmission case lower box 507B, transmission case upper box
507A and transmission case lower box 507B is bolted, and transmission case upper box 507A is provided with open pore, the rotating of Drive Section 9
Stick 902 is hinged with two engaging lugs of shift fork 506 upper end through open pore, and transmission case lower box 507B is provided with installation second
The support shaft 5011 of bevel gear 503；
The united reaper delivery chute of grass function, rotating transmission case body 507 are moved back in the above-mentioned rotating forward conveying reversion that has
A length of 150～200mm, a width of 110～150mm, a height of 110～150mm, wall thickness is 3～5mm, casing 507 inwall and
One, two, the tooth top distance of third hand tap gear 502,503,504 large end face is not less than 5mm；The tooth top of first and third bevel gear 502,504
Circular diameter is 80～100mm, the facewidth 20～40mm, and the tip diameter of the second bevel gear 503 is 100～130mm, the facewidth 20～
40mm, bevel gear precision 6～8 grades；Described needle bearing 508A, 508B inner ring and delivery chute power input shaft 401 interference fit,
Outer ring and first and third bevel gear 502,504 endoporus interference fits, ball bearing 509 inner ring and rotating transmission case lower box 507B
Support shaft 5011 interference fit, outer ring and the second bevel gear 503 endoporus interference fits, bearing grade P0 level；First and third bevel gear
502, the internal spline N=6～10 that 504 endoporus are provided with, B=3～6, internal spline hole depth 20～40mm, first and third conical gear
502, the small end end face distance of 504 is 50～80mm, and the second bevel gear 503 diameter of bore is 30～50mm, hole depth 15～30mm；
Power connection shaft 505 overall length is 50～80mm, and intermediate fork well width is 5～10mm, the external splines N=that two ends cylindrical is provided with
6～10, B=3～6mm, length is respectively 20～40mm, axle head external splines chamfer 3～5mm, the internal spline N=6 that axle center is provided with
～8, B=5～10mm, internal spline runs through power connection shaft 505；Shift fork 506 is stuck in fork slot, shift fork diameter of bore be 30～
40mm, a width of 5～10mm, two engaging lug thickness of shift fork 506 upper end are 3～5mm, a width of 5～10mm, connecting hole a diameter of 3
～6mm, shift fork 506 height overall is 30～50mm, the axle center of connecting hole and endoporus axis perpendicular.
As shown in figs. 6-7, forward-reverse rotation controlling rod 902 handle, at its lower end has a limit shaft 9021, and limit shaft 9021 is stuck in and changes
In two guiding groove a or b on location-plate 903, for fixing the position of forward-reverse rotation controlling rod 902, united reaper just does
Often during harvesting, forward-reverse rotation controlling rod limit shaft 9021 is stuck in a position of commutation location-plate 903；United reaper is improper
During harvesting, delivery chute blocks, and driver needs upwards to carry forward-reverse rotation controlling rod 902, makes limit shaft 9021 be stuck in commutation fixed
The b position of position plate 903.
Specific implementation process is described further:
A kind of have rotate forward conveying reversion and move back the united reaper delivery chute results Oryza sativa L. of grass function or concrete during Semen Tritici aestivi
Implementation process is, when united reaper does normal harvesting, tensioning stick 901 is in " joint " position, and rotating is handled
The limit shaft 9021 of bar is positioned at a position of commutation location-plate 903, the external splines on the left outside circle of power connection shaft 505 and the first cone
The internal spline of gear 502 endoporus connects, and driving force, by the first belt pulley 702 on threshing cylinder power output shaft 704, passes through skin
With the second belt pulley 501 outside 703 incoming rotating transmission cases 5, the second belt pulley 501 drives the first bevel gear 502 to rotate,
First bevel gear 502 drives power connection shaft 505 to rotate by endoporus internal spline, and turn power the most at last flows to delivery chute and moves
Power power shaft 401, delivery chute power input shaft 401 drives transportation sprocket 201 and chain 203 forward transmission, is cut off
Oryza sativa L. or Semen Tritici aestivi are dialled in the ceding of Taiwan 602 by winder 601, then are fed the input of delivery chute housing 1 by auger 603, at delivery chute
Two ring-shaped conveying chain bars 203 that transportation sprocket 201 on power input shaft 401 and delivery chute power output shaft 402 drives
Under effect, the Oryza sativa L. cut off or Semen Tritici aestivi to lower and upper motion, are promoted to combining with the rake teeth 202 on chain 203
The feeding mouth of machine sheller unit 7, is carried out threshing operations by threshing cylinder 701, completes delivery chute and rotates forward the function of conveying；Work as associating
During harvester delivery chute internal generation stifled grass phenomenon, Oryza sativa L. or the Semen Tritici aestivi cut off are fed the defeated of delivery chute housing 1 by auger 603
Entering end, and delivery chute is blocked by Oryza sativa L. or the Semen Tritici aestivi that previously conveying was come in, delivery chute power input shaft 401 cannot continue to drive defeated
Send sprocket wheel 201 and chain 203 to work, therefore cannot realize the Oryza sativa L. cut off or Semen Tritici aestivi with the rake on chain 203
Tooth 202 to lower and on move to threshing cylinder 701 and carry out threshing operations, delivery chute rotates forward conveying function and cannot realize；Now, drive
The person of sailing is stopped and decontrols the tensioning stick 901 of tension, and tensioning stick 901 is in the position of " disengaging ", operates the interior of cable
Cable 804 is relaxed, and regulating wheel 801 is horizontal along with swing arm 802 under the effect of torsion spring 803, to release tensioning
Wheel 801 pressings to belt 703, belt 703 becomes relaxed state, is disconnected combined harvester threshing cylinder power output shaft
The power transmission of 704 pairs of delivery chute power input shafts 401；Driver is lifted up forward-reverse rotation controlling rod 902, makes stick spacing
Axle 9021 is positioned at the b position of commutation location-plate 903, and the shift fork 506 in rotating transmission case 5 is at the work of forward-reverse rotation controlling rod 902
With lower drive power connection shaft 505 sliding to the right, in external splines on the right cylindrical of power connection shaft 505 and third hand tap gear 504
The internal spline in hole connects；The tensioning stick 901 that tension is unclamped, tensioning stick 901 is in " joint " position, operation cable
Interior cable 804 is stretched, and regulating wheel overcomes the torque of torsion spring 803 under the pulling force effect of interior cable 804, along with swing arm 802
Being in downward-sloping position, belt 703 is pressed by regulating wheel 801, and belt 703 becomes tension, and driving force is by taking off
The first belt pulley 702 on grain cylinder power output shaft 704, by the second skin outside belt 703 incoming rotating transmission case 5
Belt wheel 501, the second belt pulley 501 drives the first bevel gear 502 to rotate, and the first bevel gear 502 drives the second bevel gear 503 turns
Dynamic, the second bevel gear 503 drives third hand tap gear 504 to rotate, and third hand tap gear 504 drives power to connect by endoporus internal spline
Axle 505 rotates, and Reverse Power flows to delivery chute power input shaft 401 the most at last, and delivery chute power input shaft 401 drives conveying
Sprocket wheel 201 and chain 203 reverse drive, will be blocked in the Oryza sativa L. within delivery chute or Semen Tritici aestivi exits, complete delivery chute anti-
Turn the function moving back grass.
Described embodiment be the present invention preferred embodiment, but the present invention is not limited to above-mentioned embodiment, not
In the case of deviating from the flesh and blood of the present invention, any conspicuously improved, the replacement that those skilled in the art can make
Or modification belongs to protection scope of the present invention.
Claims (3)
1. one kind have rotate forward conveying reversion move back grass function united reaper delivery chute, it is characterised in that: include chain harrow (2),
Transmission and tensioner (4)；Described chain harrow (2) includes transmission and tensioner (4)；
Described rotating transmission case (5) include the second belt pulley (501), the first bevel gear (502), the second bevel gear (503),
Third hand tap gear (504), power connection shaft (505), shift fork (506), rotating transmission case body (507)；
Described first bevel gear (502) is positioned at the inside left of rotating transmission case body (507), with the second belt pulley (501)
Coaxial seam, by needle bearing (508A) empty set on delivery chute power input shaft (401), delivery chute power input shaft axle head
Being bolted formula bearing cap (5010) to fix, the endoporus of the first bevel gear (502) is provided with internal spline；
Described second bevel gear (503) is positioned at the inner lower of rotating transmission case body (507), with the first bevel gear (502),
Third hand tap gear (504) engages, and is provided with endoporus, is enclosed within rotating transmission by ball bearing (509) in the middle of the second bevel gear (503)
In the upper support shaft (5011) arranged of case lower box (507B), ball bearing (509) is fixed by jump ring A；
Described third hand tap gear (504) is positioned at the inner right side of rotating transmission case body (507), with the second bevel gear (503)
Engagement, by needle bearing (508B) empty set on the delivery chute power input shaft (401) of transmission and tensioner (4), needle roller
Bearing (508B) is fixed by jump ring B, and the endoporus of third hand tap gear (504) is provided with internal spline；
First bevel gear (502), the second bevel gear (503) orthogonal transmission, crossed axis angle 90 degree, the second bevel gear (503), third hand tap
Gear (504) orthogonal transmission, crossed axis angle 90 degree, the first bevel gear (502), the axis coinciding of third hand tap gear (504)；
Described power connection shaft (505) is positioned at the inside of rotating transmission case body (507), is arranged on transmission and tensioner
(4) on delivery chute power input shaft (401), and be placed between the first bevel gear (502), third hand tap gear (504), power
The axle center of connecting shaft (505) is provided with internal spline, with the delivery chute power input shaft (401) of transmission and tensioner (4) on outside
Spline A connects transmission, power connection shaft (505) can sliding vertically on delivery chute power input shaft (401), power connect
Being provided with fork slot in the middle of axle (505), power connection shaft (505) two ends cylindrical is provided with external splines B；
Described shift fork (506) is stuck in the fork slot in the middle of power connection shaft (505), and shift fork (506) is fixed on dynamic by alignment pin
On the upper semiaxis of power connecting shaft (505), shift fork (506) upper end is additionally provided with two engaging lugs；
Described rotating transmission case body (507) includes transmission case upper box (507A) and transmission case lower box (507B), transmission
Case upper box (507A) and transmission case lower box (507B) removably connect, and transmission case upper box (507A) is provided with hole.
The most according to claim 1 have rotate forward conveying reversion move back grass function united reaper delivery chute, its feature exists
In, two engaging lug thickness of described shift fork (506) upper end are 3～5mm, a width of 5～10mm, shift fork (506) connecting hole a diameter of 3
～6mm, shift fork (506) height overall is 30～50mm, the axle center of shift fork (506) connecting hole and endoporus axis perpendicular.
The most according to claim 1 have rotate forward conveying reversion move back grass function united reaper delivery chute, its feature exists
In, the internal spline N=6～10, B=3～6 that described first bevel gear (502), third hand tap gear (504) endoporus are provided with, internal spline
Hole depth 20～40mm, the first bevel gear (502), the small end end face distance of third hand tap gear (504) are 50～80mm, the second cone tooth
Wheel (503) diameter of bore is 30～50mm, hole depth 15～30mm；Described power connection shaft (505) overall length is 50～80mm, two
End cylindrical the external splines N=6～10, B=3～6mm that are provided with, length is respectively 20～40mm, axle head external splines chamfer 3～
5mm, internal spline N=6～8, B=5～10mm, first bevel gear (502) that axle center is provided with, third hand tap gear (504) internal spline
Run through power connection shaft (505)；Wherein, N-bond number；B-key width.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108718663A (en) * | 2017-04-21 | 2018-11-02 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| CN109315129A (en) * | 2017-08-01 | 2019-02-12 | 大同工业株式会社 | Electronic control type engine revolution control device and full stalk feed type combine harvester including it |
| CN110712305A (en) * | 2018-07-11 | 2020-01-21 | 苏州宝时得电动工具有限公司 | Hand-held cutting tool |
| CN112385389A (en) * | 2019-08-16 | 2021-02-23 | 科乐收印度私人有限公司 | Harvester with reversing function |
| CN112930844A (en) * | 2019-12-11 | 2021-06-11 | 迪尔公司 | Harvester gap bridge reverse rotation control device and harvester |
| CN115380705A (en) * | 2022-10-28 | 2022-11-25 | 潍柴雷沃智慧农业科技股份有限公司 | Header system and harvester |
| CN115568328A (en) * | 2022-11-21 | 2023-01-06 | 甘肃农业大学 | Gap bridge structure and combine harvester |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718663A (en) * | 2017-04-21 | 2018-11-02 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| CN109315129A (en) * | 2017-08-01 | 2019-02-12 | 大同工业株式会社 | Electronic control type engine revolution control device and full stalk feed type combine harvester including it |
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| CN112385389A (en) * | 2019-08-16 | 2021-02-23 | 科乐收印度私人有限公司 | Harvester with reversing function |
| CN112930844A (en) * | 2019-12-11 | 2021-06-11 | 迪尔公司 | Harvester gap bridge reverse rotation control device and harvester |
| CN112930844B (en) * | 2019-12-11 | 2024-03-15 | 迪尔公司 | Harvester gap bridge reverse rotation control device and harvester |
| CN115380705A (en) * | 2022-10-28 | 2022-11-25 | 潍柴雷沃智慧农业科技股份有限公司 | Header system and harvester |
| CN115568328A (en) * | 2022-11-21 | 2023-01-06 | 甘肃农业大学 | Gap bridge structure and combine harvester |
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| CN106068899B (en) | 2019-04-30 |
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