CN205454518U - No -tillage seeder of smart volume of pneumatic maize - Google Patents
No -tillage seeder of smart volume of pneumatic maize Download PDFInfo
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- CN205454518U CN205454518U CN201620262260.0U CN201620262260U CN205454518U CN 205454518 U CN205454518 U CN 205454518U CN 201620262260 U CN201620262260 U CN 201620262260U CN 205454518 U CN205454518 U CN 205454518U
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- depth
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Abstract
The utility model belongs to the technical field of agricultural machine, a no -tillage seeder of smart volume of pneumatic maize is related to, prevent stifled mechanism (7), implement carrier (8), parallel four link mechanism sowing mechanism (9), wind pressure distributing pipe (5) and limit dark mechanism (6) including fan (1), fan frame (2), fertile case (3), three -point hitch (4), initiative, parallel four link mechanism sowing mechanism (9) still include under extension spring adjustable ring (29), dog (37), the parallel four link mechanism stop gear (38), limit dark mechanism (6) including limitting dark mechanism mounting panel (46), limit dark mechanism pivot (47), spring fixed pin (48), regulating spring (49), the limit dark adjustment handle of mechanism (50), limiting plate (51), gauge wheel (52), first limit dark the bevel gear of mechanism transmission box (17) and the second limit dark bevel gear of mechanism transmission box (56). This seeder collects the initiative and prevents stifled mechanism, pneumatic seed metering ware, seeding profile modeling in an organic whole.
Description
Technical field
This utility model belongs to agricultural machinery technological field, is specifically related to a kind of Pneumatic type precision corn
Amount no-tillage seeding machine.
Background technology
Seeder, as primarily now agricultural equipment, has significant impact to present agricultural production.Yellow
Huaihai Zone no-till maize exist straw toughness greatly, easily block up, depth of planting is unstable,
The problems such as Conventional parallel quadric chain extension spring regulation is inconvenient, parallel-ordinal shift in transport simultaneously
Mechanism's the most actively lower limiting function, facility are too small with road surface spacing, and road bump rises and falls and easily makes
Seeder is become to cause damage with road surface collision.
It addition, pneumatic type seeder distribution of air flow many employings equal diameter airduct in prior art, easily
Replay when causing high pressure, the problem of broadcast leakage during low pressure.
Present domestic main seeder uses mechanical seed sowing device, and speed of drilling is low, seeding accuracy
Difference.Seeder feeler mechanism CN103688627A uses intersecting axle profiling, a kind of individual profiling
Formula rice wheat dual-purpose precision drill CN104067706A, a kind of profiling seeding apparatus
CN204907056U, frame-type parallel link mechanism CN86207593U, seeder are imitative
Shape mechanism CN105210488A all uses parallel four-bar linkage, but the most not to spring regulation and
Lower limit problem provides reasonable plan.
Summary of the invention
This utility model is for the problems referred to above, it is provided that a kind of collection actively anti-jamming mechanism, Pneumatic type
Feed mechanism for seed, sowing profiling are in the Pneumatic type precision corn amount no-tillage seeding machine of one.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of Pneumatic type precision corn amount no-tillage seeding machine, including blower fan 1, blower rack 2, fertilizer box 3,
Three-point hitch 4, actively anti-jamming mechanism 7, implement porter 8 and parallel-ordinal shift sowing mechanism
9;
The lower end of described fertilizer box 3 is provided with fertilizer box power transmission shaft 61, and fertilizer box power transmission shaft 61 is arranged fertilizer box
Driven sprocket 62;
Described parallel-ordinal shift sowing mechanism 9 includes parallel four-bar linkage 26, extension spring mounting pin
Axle 27, feed mechanism for seed 36, parallel-ordinal shift sowing mechanism the first sprocket wheel 13, wherein, parallel four even
Linkage 26 includes connecting rod 261, front rod 262, lower link 263 and back link 264, many
Parallel-ordinal shift sowing mechanism first sprocket wheel 13 of individual parallel-ordinal shift sowing mechanism 9 is through same
Cylindrical drive shaft 59, and fixing with cylindrical drive shaft 59 is connected, layout on cylindrical drive shaft 59
Cylindrical drive shaft driven sprocket 66;
This seeder also includes blast distribution pipe 5 and depth-limiting mechanism 6;
The air outlet of blower fan 1 is through the row of blast distribution pipe 5 with parallel-ordinal shift sowing mechanism 9
Kind of device 36 connects, and described blast distribution pipe 5 includes mid portion and two end portions, wherein, in
Between the diameter r of part less than the diameter R of two end portions;
Described parallel-ordinal shift sowing mechanism 9 also includes extension spring regulation ring 29, block 37, parallel
Double leval jib lower limiting mechanism 38;
Described extension spring regulation ring 29 includes action bars 11, regulation ring 39 and support bar 40, operation
Bar 11 is fixed on regulation ring 39 side, and support bar 40 is fixed on relative with action bars 11 one
On the regulation ring 39 of side, extension spring is installed bearing pin 27 and is passed regulation ring 39, and support bar 40 is placed on
Upper connecting rod 261 upper surface of parallel four-bar linkage 26;
Described parallel-ordinal shift lower limiting mechanism 38 include bearing pin 41, pad 42, stage clip 43,
Lower limiting mechanism rotating shaft 44, limiting component 45 and lower limiting mechanism regulation handle 12, wherein,
Lower limiting mechanism rotating shaft 44 is through upper connecting rod 261 and hinged with upper connecting rod 261, stage clip 43 He
Pad 42 is sleeved in lower limiting mechanism rotating shaft 44 successively, and is positioned at the inner side of connecting rod 261,
Bearing pin 41 inserts in the aperture of lower limiting mechanism rotating shaft 44 end, and limiting component 45 includes limiting section
64 and connecting portion 65, wherein the upper end of connecting portion 65 is fixing with lower limiting mechanism rotating shaft 44 is connected,
Limiting section 64 is positioned at the lower section of connecting rod 261;The outside of upper connecting rod 261 is fixedly connected with block
37, this block 37 props up connecting portion 65, makes limiting section 64 be resisted against connecting rod 261 and front company
Angle between bar 262;
Described depth-limiting mechanism 6 includes depth-limiting mechanism installing plate 46, depth-limiting mechanism rotating shaft 47, spring
Steady pin 48, regulation spring 49, depth-limiting mechanism regulation handle 50, limiting plate 51, gauge wheel
52, the first depth-limiting mechanism Bevel Gear Transmission box 17 and the second depth-limiting mechanism Bevel Gear Transmission box 56,
Wherein, the first end of depth-limiting mechanism installing plate 46 is fixed on implement porter 8, and its second end leans on
Nearly gauge wheel 52, for arc tips, arranges multiple adjustment hole position 53, left and right two along described second end
Two adjustment hole positions of the correspondence of individual depth-limiting mechanism installing plate 46 53 are one group, often group adjustment hole position
53 have different height from ground;Limiting plate 51 is arranged at outside depth-limiting mechanism installing plate 46
Side, gauge wheel 52 is between the limiting plate 51 of two, left and right, and one end of limiting plate 51 is deep with limit
Mechanism's installing plate 46 is hinged by depth-limiting mechanism rotating shaft 47, and the other end of limiting plate 51 is deep with limit
The rotating shaft of wheel 52 connects, and the second end that limiting plate 51 is provided with depth-limiting mechanism installing plate 46 exists
Strip hole corresponding on position;Spring steady pin 48 is fixed on two the depth-limiting mechanism installing plates in left and right
Between 46, one end of regulation spring 49 is articulated on spring steady pin 48, and the other end is articulated in
On depth-limiting mechanism regulation handle 50, the two ends of depth-limiting mechanism regulation handle 50 are respectively clamped into left and right
In one group of adjustment hole position 53 of two depth-limiting mechanism installing plates 46 and be further inserted into limiting plate 51
Strip hole in;
Described limiting plate 51 be respectively arranged at two ends with depth-limiting mechanism the first Bevel Gear Transmission box 17 He
Depth-limiting mechanism the second Bevel Gear Transmission box 56, the input of depth-limiting mechanism the first Bevel Gear Transmission box 17
The wheel shaft of axle and gauge wheel 52 is fixing to be connected, depth-limiting mechanism the first Bevel Gear Transmission box 17 defeated
Shaft is connected with the power shaft of depth-limiting mechanism the second Bevel Gear Transmission box 56, multiple depth-limiting mechanisms 6
Depth-limiting mechanism the second Bevel Gear Transmission box 56 through same six side's power transmission shafts 60, and pass with six sides
Moving axis 60 is fixing to be connected, and six side's power transmission shafts 60 are respectively arranged fertilizer box drive sprocket 57 and cylinder
Transmission shaft driven sprocket wheel 58, and fertilizer box drive sprocket 57 and the fertilizer box on fertilizer box power transmission shaft 61
Driven sprocket 62 connects, cylindrical drive shaft drive sprocket 58 and the cylinder on cylindrical drive shaft 59
Power transmission shaft driven sprocket 66 connects.
The diameter r of blast distribution pipe 5 mid portion and the diameter R of blast distribution pipe 5 two end portions
Relation be 3r2=2R2。
Length L of the mid portion of described blast distribution pipe 5 is more than length l of two end portions, and
L=2l.
Described action bars 11 is fixed on regulation ring 39 side along the diametric(al) of regulation ring 39;
Described support bar 40 is perpendicular to regulate the anchor ring that ring 39 is formed.
The output shaft of described depth-limiting mechanism the first Bevel Gear Transmission box 17 and depth-limiting mechanism second bore tooth
Connected by intermediate propeller shaft 55 between the power shaft of wheel gear box 56.
The beneficial effects of the utility model are:
1) use actively deep-graded regulation, solve that existing depth adjusting mechanism degree of regulation is poor, tune
The problem of joint inconvenience, it is ensured that seed level concordance;Independent depth-limiting mechanism 6 is used to can guarantee that complete machine work
Making steadily, and assist to regulate seed level and fertilization depth, depth-limiting mechanism 6 is to surface pressure relatively simultaneously
Greatly, contact is stable, and depth-limiting mechanism 6 is more steady as driving wheel as driving wheel relatively press wheel
Fixed, slip rate is lower.
2) regulation of parallel-ordinal shift spring uses circle regulation ring auxiliary adjustment, convenient and strength-saving, no
Can free-hand complete by instrument.Owing to initial tension of spring is relatively big, free-hand regulation has been difficult to, and one
As need to carry out by other instruments.Regulation ring effect is extension spring to be installed bearing pin be lifted away from a mouthful groove,
And guided to adjacent apertures groove by inner circle arc, reach the purpose of regulation.
3) parallel-ordinal shift lower limiting mechanism 38 uses the most spacing, and transportation is effectively ensured
Middle seeder and the difference in height on ground.
4) seeder blast distribution pipe 5 uses variable diameters to design, it is ensured that each air outlet blast one
Cause, solve equal diameter air pressure distribution pipe and cause that two ends air pressure is big, the little replay caused of mesobar
Problem with broadcast leakage.
Accompanying drawing explanation
Fig. 1 is the overall structure signal of Pneumatic type precision corn amount no-tillage seeding machine of the present utility model
Figure;
Fig. 2 is that Pneumatic type precision corn amount no-tillage seeding machine blast of the present utility model distributes pipe 5
Structural representation;
Fig. 3 is Pneumatic type precision corn amount no-tillage seeding machine of the present utility model actively anti-jamming mechanism 7
Structural representation;
Fig. 4 a is Pneumatic type precision corn amount no-tillage seeding machine parallel-ordinal shift of the present utility model sowing
The structural representation of mechanism 9;
Fig. 4 b is Pneumatic type precision corn amount no-tillage seeding machine parallel-ordinal shift of the present utility model sowing
The structural representation of another angle of mechanism 9;
Fig. 5 a is the knot of Pneumatic type precision corn amount no-tillage seeding machine depth-limiting mechanism 6 of the present utility model
Structure schematic diagram;
Fig. 5 b be Pneumatic type precision corn amount no-tillage seeding machine depth-limiting mechanism 6 of the present utility model another
The structural representation of angle;
Fig. 6 is that Pneumatic type precision corn amount no-tillage seeding machine extension spring of the present utility model regulates ring 29
Structural representation;
Fig. 7 is under Pneumatic type precision corn amount no-tillage seeding machine parallel-ordinal shift of the present utility model
The structural representation of position-limit mechanism 38.
Fig. 8 a is under the parallel-ordinal shift of Pneumatic type precision corn amount no-tillage seeding machine of the present utility model
Position-limit mechanism 38 and upper connecting rod 261, front rod 262, the annexation schematic diagram of block 37.
Fig. 8 b is under the parallel-ordinal shift of Pneumatic type precision corn amount no-tillage seeding machine of the present utility model
Position-limit mechanism 38 and upper connecting rod 261, the annexation schematic diagram of front rod 262.
Fig. 9 is the structure of the fertilizer box 3 of Pneumatic type precision corn amount no-tillage seeding machine of the present utility model
Schematic diagram.
Reference
1 blower fan
2 blower racks
3 fertilizer box
4 three-point hitches
5 blast distribution pipes
6 depth-limiting mechanisms
7 active anti-jamming mechanisms
8 implement porters
9 parallel-ordinal shift sowing mechanisms
10 active anti-jamming mechanism Bevel Gear Transmission box connecting plates
11 action bars
12 lower limiting mechanism regulation handles
13 parallel-ordinal shift sowing mechanism the first sprocket wheels
14 parallel-ordinal shift sowing mechanism the second sprocket wheels
15 parallel-ordinal shift sowing mechanism the 3rd sprocket wheels
16 parallel-ordinal shift sowing mechanism the 4th sprocket wheels
17 depth-limiting mechanism the first Bevel Gear Transmission boxes
18 active anti-jamming mechanism Bevel Gear Transmission boxes
19 active anti-jamming mechanism connecting plates
20 trench digging lower limbs connect sleeve pipe
21 trench digging lower limbs
The 22 anti-blocking rollers of active
23 points of careless screens
24 furrowing blades
25 parallel-ordinal shift sowing mechanism connecting plates
26 parallel four-bar linkages
Connecting rod on 261
262 front rods
263 lower links
264 back links
Bearing pin is installed in 27 extension springs
28 extension springs
29 extension spring regulation rings
30 feed mechanism for seed installing plates
31 kinds of casees
32 press wheels
33 press wheel installing racks
34 trailing bars
35 seed openers
36 feed mechanism for seeds
37 blocks
38 parallel-ordinal shift lower limiting mechanisms
39 regulation rings
40 support bars
41 bearing pins
42 pads
43 stage clips
44 lower limiting mechanism rotating shafts
45 limiting components
46 depth-limiting mechanism installing plates
47 depth-limiting mechanism rotating shafts
48 spring steady pins
49 regulation springs
50 depth-limiting mechanism regulation handles
51 limiting plates
52 gauge wheels
53 adjustment hole positions
54 active anti-jamming mechanism sprocket wheels
55 intermediate propeller shafts
56 depth-limiting mechanism the second Bevel Gear Transmission boxes
57 fertilizer box drive sprockets
58 cylindrical drive shaft drive sprockets
59 cylindrical drive shafts
60 6 side's power transmission shafts
61 fertilizer box power transmission shafts
62 fertilizer box driven sprockets
63 fertilizer box drive sprockets
64 limiting sections
65 connecting portions
66 cylindrical drive shaft driven sprockets
Detailed description of the invention
Below in conjunction with the accompanying drawings, make to retouch the most in detail to detailed description of the invention of the present utility model
State.
As it is shown in figure 1, a kind of Pneumatic type precision corn amount no-tillage seeding machine, including blower fan 1, blower fan
Frame 2, fertilizer box 3, three-point hitch 4, blast distribution pipe 5, depth-limiting mechanism 6, the most anti-blocking
Mechanism 7, implement porter 8 and parallel-ordinal shift sowing mechanism 9.
Described implement porter 8 is hollow beam, and its crossbeam front center connects three-point hitch 4,
Connect multiple active anti-jamming mechanism 7 below front end, connect multiple parallel four below crossbeam rear end even
Bar sowing mechanism 9 and depth-limiting mechanism 6, and actively anti-jamming mechanism 7 and parallel-ordinal shift seeder
Structure 9 interlaced arrangement.Multiple depth-limiting mechanisms 6 are arranged symmetrically with, and depth-limiting mechanism 6 is preferably two,
Two depth-limiting mechanisms 6 are symmetrically arranged in inside the parallel-ordinal shift sowing mechanism 9 of first, both sides.
Blower fan 1 is fixed on three-point hitch 4 by blower rack 2, and the air outlet of blower fan 1 passes through
Blast distribution pipe 5 is connected with the feed mechanism for seed 36 of parallel-ordinal shift sowing mechanism 9 by pipeline.Fertile
Case 3 is fixed on implement porter 8.Described fertilizer box 3 is preferably two, lays respectively at blower fan 1
Both sides.
As in figure 2 it is shown, described blast distribution pipe 5 includes mid portion and two end portions, wherein,
The diameter r of mid portion is less than the diameter R of two end portions, it is preferable that 3r2=2R2;Pars intermedia
Length L divided is more than length l of two end portions, it is preferable that L=2l.
As it is shown on figure 3, described active anti-jamming mechanism 7 uses hoe shovel type ditching machine with dual, including actively
Anti-jamming mechanism Bevel Gear Transmission box connecting plate 10, actively anti-jamming mechanism Bevel Gear Transmission box 18, master
Dynamic anti-jamming mechanism connecting plate 19, trench digging lower limb connect sleeve pipe 20, trench digging lower limb 21, the most anti-blocking roller
22, grass screen 23, furrowing blade 24 and active anti-jamming mechanism sprocket wheel 54 are divided.Wherein, furrowing blade
24 include spear and are arranged in two blocks of side plates of spear rear end, and the lower end of the most anti-blocking roller 22 is hinged
Between the front end of two blocks of side plates of furrowing blade 24, upper end and actively anti-jamming mechanism Bevel Gear Transmission
The output shaft of box 18 is fixing to be connected.Actively on the power shaft of anti-jamming mechanism Bevel Gear Transmission box 18
It is provided with actively anti-jamming mechanism sprocket wheel 54;Actively anti-jamming mechanism Bevel Gear Transmission box 18 is by the most anti-
Stifled mechanism Bevel Gear Transmission box connecting plate 10 is connected with actively anti-jamming mechanism connecting plate 19 is fixing.
Trench digging lower limb 21 is arranged in actively anti-blocking roller 22 rear, and ditch lower limb 21 lower end and furrowing blade 24
Two blocks of side plates fixing connect, upper end is connected sleeve pipe 20 with trench digging lower limb and fixes connection.Trench digging lower limb is even
The upper end of female connector pipe 20 is connected with actively anti-jamming mechanism connecting plate 19 is fixing.Divide grass screen 23 solid
Surely lower limb 21 rear of ditching it is connected to.Actively anti-jamming mechanism 7 is by actively anti-jamming mechanism connecting plate 19
It is fixed on implement porter 8.
As it is shown in figure 9, the lower end of described fertilizer box 3 is provided with defertilizing opening, this defertilizing opening passes through flexible pipe
It is transported to fertilizer between two blocks of side plates of furrowing blade 24 apply fertilizer.Fertilizer box 3 lower end is provided with fertilizer
Case power transmission shaft 61, fertilizer box power transmission shaft 61 is respectively arranged fertilizer box driven sprocket 62 and fertilizer box active
Sprocket wheel 63, wherein, fertilizer box drive sprocket 63 is by chain with actively anti-jamming mechanism sprocket wheel 54 even
Connect.
As shown in Figs. 4a and 4b, described parallel-ordinal shift sowing mechanism 9 includes parallel-ordinal shift
Sowing mechanism connecting plate 25, parallel four-bar linkage 26, extension spring install bearing pin 27, extension spring 28,
Extension spring regulation ring 29, feed mechanism for seed installing plate 30, kind case 31, press wheel 32, press wheel are installed
Frame 33, trailing bar 34, seed opener 35, feed mechanism for seed 36, block 37, parallel-ordinal shift
Lower limiting mechanism 38, parallel-ordinal shift sowing mechanism the first sprocket wheel 13, parallel-ordinal shift seeder
Structure the second sprocket wheel 14, parallel-ordinal shift sowing mechanism the 3rd sprocket wheel 15 and parallel-ordinal shift seeder
Structure the 4th sprocket wheel 16, wherein, parallel four-bar linkage 26 includes connecting rod 261, front rod
262, lower link 263 and back link 264, described upper connecting rod 261, front rod 262, lower link
263 and back link 264 hinged formation parallel-ordinal shift structure.Upper connecting rod 261 upper end
Have multiple gap slot.Extension spring is installed bearing pin 27 two ends and is respectively clamped into two upper connecting rods 261 correspondences
One group of gap slot in, and between each group of gap slot regulate.The two ends of extension spring 28 mount respectively
Install on bearing pin 27 and lower link 263 in extension spring.Parallel-ordinal shift sowing mechanism connecting plate 25
Fixing with the front rod 262 of parallel four-bar linkage 26 and be connected, feed mechanism for seed installing plate 30 is with flat
The back link 264 of row quadric chain 26 is fixing to be connected.Plant case 31 and be fixedly connected on feed mechanism for seed
The upper end of installing plate 30, feed mechanism for seed 36 is fixedly connected on the lower end of feed mechanism for seed installing plate 30, and
And the sowing port planting case 31 connects with the seed inlet of feed mechanism for seed 36.Press wheel 32 passes through press wheel
Installing rack 33 is fixed on feed mechanism for seed installing plate 30 rear portion, seed opener 35 upper end and feed mechanism for seed
Installing plate 30 is fixed, and trailing bar 34 is fixed on lower end, seed opener 35 rear portion.Feed mechanism for seed 36
For Pneumatic seeding apparatus, tractor transmission shaft output powered belt wind symptom machine 1 is used to rotate, blower fan 1
Produce blast, give each feed mechanism for seed 36 by blast distribution pipe 5 by distribution of air flow, complete to fill
Kind.Employing Pneumatic seeding apparatus is little to seed damage, seeding precision high, operating speed is fast.Town
Pinch roller 32 is with surface relief and passes through profiling after parallel four-bar linkage 26 completes, it is ensured that broadcast
Plant the concordance of the degree of depth.
Parallel-ordinal shift sowing mechanism the first sprocket wheel 13 is positioned at front rod 262 and lower link 263
Junction, parallel-ordinal shift sowing mechanism the second sprocket wheel 14 and parallel-ordinal shift sowing mechanism the 3rd
Sprocket wheel 15 is positioned at lower link 263 and the junction of back link 264, parallel-ordinal shift sowing mechanism
Second sprocket wheel 14 and parallel-ordinal shift sowing mechanism the 3rd sprocket wheel 15 coaxially and connect, parallel four
Connecting rod sowing mechanism the 4th sprocket wheel 16 is fixing with the power intake of feed mechanism for seed 36 to be connected, and
Parallel-ordinal shift sowing mechanism the first sprocket wheel 13 and parallel-ordinal shift sowing mechanism the second sprocket wheel 14
Between, parallel-ordinal shift sowing mechanism the 3rd sprocket wheel 15 and parallel-ordinal shift sowing mechanism the 4th chain
All connected by chain between wheel 16.The parallel-ordinal shift of multiple parallel-ordinal shift sowing mechanisms 9
Sowing mechanism the first sprocket wheel 13 is through same cylindrical drive shaft 59 and solid with cylindrical drive shaft 59
Fixed connection, cylindrical drive shaft 59 is arranged cylindrical drive shaft driven sprocket 66.
As shown in Figure 6, described extension spring regulation ring 29 includes action bars 11, regulation ring 39 and props up
Strut 40.Action bars 11 is fixed on regulation ring 39 side along the diametric(al) of regulation ring 39,
Strut 40 is perpendicular to regulate the anchor ring that ring 39 is formed, and is fixed on relative with action bars 11 one
On the regulation ring 39 of side.Extension spring installs bearing pin 27 through regulation ring 39.During regulation, support bar
40 upper connecting rod 261 upper surfaces being placed on parallel four-bar linkage 26, pull up action bars
11, in making regulation ring 39, side-lower contacts, with action bars 11 backward with extension spring installation bearing pin 27
Upper direction, departs from existing gap slot, when arriving corresponding adjusting position, puts down action bars 11,
Complete regulation.
As it is shown in fig. 7, described parallel-ordinal shift lower limiting mechanism 38 includes bearing pin 41, pad
42, stage clip 43, lower limiting mechanism rotating shaft 44, limiting component 45 and lower limiting mechanism regulation hands
Handle 12.Wherein, lower limiting mechanism rotating shaft 44 is through upper connecting rod 261.Stage clip 43 and pad 42
It is sleeved on successively in the part of the inner side that lower limiting mechanism rotating shaft 44 is positioned at connecting rod 261, bearing pin
41 apertures inserting in lower limiting mechanism rotating shaft 44 end, carry out spacing to stage clip 43 and pad 42.
Limiting component 45 includes limiting section 64 and connecting portion 65, wherein the upper end of connecting portion 65 and lower limit
Position mechanism rotating shaft 44 is fixing to be connected, and limiting section 64 is positioned at the lower section of connecting rod 261;Upper connecting rod
The outside of 261 is fixedly connected with block 37, after the front side of this block 37 props up connecting portion 65
Side, makes the angle that limiting section 64 is resisted against between connecting rod 261 and front rod 262, parallel
Quadric chain 26 only can move upward, and can not move downward, to ensure in transportation,
Seeder and the distance on road surface.During seeder operation, first, connecting portion 65 is stirred laterally,
And limiting section 64 is removed upper connecting rod 261 and the angle of front rod 262, then, the company of rotation
Meet portion 65, make the front side of connecting portion 65 be resisted against the rear side of block 37, parallel-ordinal shift lower limit
Parallel four-bar linkage 26 is no longer carried out spacing by position mechanism 38.
As shown in Fig. 5 a, 5b, described depth-limiting mechanism 6 includes that depth-limiting mechanism installing plate 46, limit are deep
Mechanism's rotating shaft 47, spring steady pin 48, regulation spring 49, depth-limiting mechanism regulation handle 50,
Limiting plate 51, gauge wheel the 52, first depth-limiting mechanism Bevel Gear Transmission box the 17, second depth-limiting mechanism
Bevel Gear Transmission box 56 and intermediate propeller shaft 55.Wherein, the first of depth-limiting mechanism installing plate 46
End is fixed on implement porter 8, and its second end is near gauge wheel 52, for arc tips, along described
Second end arranges multiple adjustment hole position 53, the correspondence of two the depth-limiting mechanism installing plates 46 in left and right two
Adjustment hole position 53 is one group, and often group adjustment hole position 53 has different height from ground, is used for
Regulation depth of planting.
Limiting plate 51 is arranged at the outside of depth-limiting mechanism installing plate 46, and gauge wheel 52 is positioned at left and right
Between two limiting plates 51.One end of limiting plate 51 and depth-limiting mechanism installing plate 46 are deep by limit
Mechanism's rotating shaft 47 is hinged, and the other end of limiting plate 51 is connected with the rotating shaft of gauge wheel 52.Spacing
Plate 51 is provided with the strip hole the most corresponding with the second end of depth-limiting mechanism installing plate 46.
Spring steady pin 48 is fixed between two the depth-limiting mechanism installing plates 46 in left and right, regulates bullet
One end of spring 49 is articulated on spring steady pin 48, and the other end is articulated in depth-limiting mechanism regulation hands
On handle 50.The two ends of depth-limiting mechanism regulation handle 50 are respectively clamped into two, left and right depth-limiting mechanism peace
Fill in one group of adjustment hole position 53 of plate 46 and be further inserted in the strip hole of limiting plate 51.When
When depth-limiting mechanism regulation handle 50 is positioned in the position, different adjustment hole 53 of installing plate 46, limiting plate
Angle between 51 and ground changes, so that the angle between gauge wheel 52 and ground
Change, gauge wheel 52 thus be limited in the different operating degree of depth, thus realize depth of planting
Regulation.
Limiting plate 51 be respectively arranged at two ends with depth-limiting mechanism the first Bevel Gear Transmission box 17 and limit is deep
Mechanism's the second Bevel Gear Transmission box 56, the power shaft of depth-limiting mechanism the first Bevel Gear Transmission box 17 with
The wheel shaft of gauge wheel 52 is fixing to be connected, the output shaft of depth-limiting mechanism the first Bevel Gear Transmission box 17
And between the power shaft of depth-limiting mechanism the second Bevel Gear Transmission box 56 by intermediate propeller shaft 55 even
Connecing, depth-limiting mechanism the second Bevel Gear Transmission box 56 of multiple depth-limiting mechanisms 6 passes through same six sides
Moving axis 60, and fixing with six side's power transmission shafts 60 be connected, six side's power transmission shafts 60 are respectively arranged fertilizer
Case drive sprocket 57 and cylindrical drive shaft drive sprocket 58, and fertilizer box drive sprocket 57 is with fertile
Fertilizer box driven sprocket 62 on case power transmission shaft 61 is connected by chain, cylindrical drive shaft driving-chain
Wheel 58 is connected with the cylindrical drive shaft driven sprocket 66 on cylindrical drive shaft 59.
During operation, tractor passes through three-point hitch 4 tractor seeder, actively anti-jamming mechanism 7
First burying, gauge wheel 52 rotates, thus drives depth-limiting mechanism the first Bevel Gear Transmission box 17
Rotate, and impart power to depth-limiting mechanism the second Bevel Gear Transmission box by intermediate propeller shaft 55
56, thus drive six side's power transmission shafts 60 to rotate, six side's power transmission shafts 60 are by fertilizer box drive sprocket
57 drive the fertilizer box driven sprocket 62 on fertilizer box power transmission shaft 61 to rotate, and fertilizer passes through from fertilizer box 3
Flexible pipe is transported between two blocks of side plates of furrowing blade 24 in the fertile ditch outputed, and completes fertilizer.Fertilizer box
Fertilizer box drive sprocket 63 on 3, by chain-driving actively anti-jamming mechanism sprocket wheel 54, drives actively
Anti-blocking roller 22 rotates, and straw is pushed both sides, and is distributed in along point grass screen 23 bearing of trend
The actively both sides of anti-jamming mechanism 7, complete anti-blocking.Kind of a ditch outputed by seed opener 35 subsequently, and six
Side's power transmission shaft 60 drives cylindrical drive shaft 59 by cylindrical drive shaft drive sprocket 58, and parallel four
Connecting rod sowing mechanism the first sprocket wheel 13 rotates with cylindrical drive shaft 59, respectively will be dynamic by chain
Power passes to parallel-ordinal shift sowing mechanism the second sprocket wheel 14, parallel-ordinal shift sowing mechanism second
Sprocket wheel 14 is coaxial with parallel-ordinal shift sowing mechanism the 3rd sprocket wheel 15 and fixing is connected, power from
Parallel-ordinal shift sowing mechanism the 3rd sprocket wheel 15 is transferred to be positioned at the parallel of feed mechanism for seed 36 input
Double leval jib sowing mechanism the 4th sprocket wheel 16, Pneumatic seeding apparatus 36 is at blower fan 1 and parallel-ordinal shift
Completing seeding operation under the common effect of sowing mechanism the 4th sprocket wheel 16, trailing bar 34 scraping is filled out
Ditch, the ditch of press wheel 32 compacting kind subsequently fulfils assignment.
Claims (5)
1. a Pneumatic type precision corn amount no-tillage seeding machine, including blower fan (1), blower rack (2),
Fertilizer box (3), three-point hitch (4), actively anti-jamming mechanism (7), implement porter (8)
With parallel-ordinal shift sowing mechanism (9);
The lower end of described fertilizer box (3) is provided with fertilizer box power transmission shaft (61), fertilizer box power transmission shaft (61)
Upper layout fertilizer box driven sprocket (62);
Described parallel-ordinal shift sowing mechanism (9) includes parallel four-bar linkage (26), extension spring
Bearing pin (27), feed mechanism for seed (36), parallel-ordinal shift sowing mechanism the first sprocket wheel (13) are installed,
Wherein, parallel four-bar linkage (26) include connecting rod (261), front rod (262),
Lower link (263) and back link (264), putting down of multiple parallel-ordinal shift sowing mechanisms (9)
Row double leval jib sowing mechanism the first sprocket wheel (13) pass same cylindrical drive shaft (59), and with circle
Post power transmission shaft (59) is fixing to be connected, and cylindrical drive shaft (59) is upper arranges that cylindrical drive shaft is driven
Sprocket wheel (66);
It is characterized in that:
This seeder also includes blast distribution pipe (5) and depth-limiting mechanism (6);
The air outlet of blower fan (1) is through blast distribution pipe (5) and parallel-ordinal shift sowing mechanism
(9) feed mechanism for seed (36) connection, described blast distribution pipe (5) includes mid portion and two
End portion, wherein, the diameter r of mid portion is less than the diameter R of two end portions;
Described parallel-ordinal shift sowing mechanism (9) also include extension spring regulation ring (29), block (37),
Parallel-ordinal shift lower limiting mechanism (38);
Described extension spring regulation ring (29) includes action bars (11), regulation ring (39) and support bar
(40), action bars (11) is fixed on regulation ring (39) side, and support bar (40) is fixed on
With on the regulation ring (39) of the opposite side of action bars (11), bearing pin (27) is installed in extension spring
Through regulation ring (39), support bar (40) is placed on the upper company of parallel four-bar linkage (26)
Bar (261) upper surface;
Described parallel-ordinal shift lower limiting mechanism (38) include bearing pin (41), pad (42),
Stage clip (43), lower limiting mechanism rotating shaft (44), limiting component (45) and lower limiting mechanism are adjusted
Joint handle (12), wherein, lower limiting mechanism rotating shaft (44) pass upper connecting rod (261), and with
Upper connecting rod (261) is hinged, and stage clip (43) and pad (42) are sleeved on lower limiting mechanism successively
In rotating shaft (44), and being positioned at the inner side of connecting rod (261), bearing pin (41) inserts in lower limit
The aperture of mechanism's rotating shaft (44) end, limiting component (45) includes limiting section (64) and connects
Meeting portion (65), wherein the upper end of connecting portion (65) is fixing with lower limiting mechanism rotating shaft (44) even
Connecing, limiting section (64) is positioned at the lower section of connecting rod (261);The outside of upper connecting rod (261)
Being fixedly connected with block (37), the front side of this block (37) props up the rear side of connecting portion (65),
Make the angle that limiting section (64) is resisted against between connecting rod (261) and front rod (262);
Described depth-limiting mechanism (6) include depth-limiting mechanism installing plate (46), depth-limiting mechanism rotating shaft (47),
Spring steady pin (48), regulation spring (49), depth-limiting mechanism regulation handle (50), limiting plate
(51), gauge wheel (52), the first depth-limiting mechanism Bevel Gear Transmission box (17) and the second limit are deep
Mechanism's Bevel Gear Transmission box (56), wherein, the first end of depth-limiting mechanism installing plate (46) is fixed
On implement porter (8), its second end is near gauge wheel (52), for arc tips, along described
Second end arranges multiple adjustment hole position (53), two the depth-limiting mechanism installing plates (46) in left and right right
Answering two adjustment hole positions (53) is one group, and often group adjustment hole position (53) has different from ground
Height;Limiting plate (51) is arranged at the outside of depth-limiting mechanism installing plate (46), gauge wheel
(52) being positioned between two limiting plates (51) in left and right, one end of limiting plate (51) is deep with limit
Mechanism's installing plate (46) is hinged by depth-limiting mechanism rotating shaft (47), limiting plate (51) another
One end is connected with the rotating shaft of gauge wheel (52), and limiting plate (51) is provided with pacifies with depth-limiting mechanism
The strip hole that second end of dress plate (46) is corresponding in position;Spring steady pin (48) is fixed
Between the depth-limiting mechanism installing plate (46) of two, left and right, one end mounting of regulation spring (49)
On spring steady pin (48), the other end is articulated on depth-limiting mechanism regulation handle (50),
The two ends of depth-limiting mechanism regulation handle (50) are respectively clamped into two the depth-limiting mechanism installing plates (46) in left and right
One group of adjustment hole position (53) in and be further inserted in the strip hole of limiting plate (51);
Described limiting plate (51) be respectively arranged at two ends with depth-limiting mechanism the first Bevel Gear Transmission box (17)
With depth-limiting mechanism the second Bevel Gear Transmission box (56), depth-limiting mechanism the first Bevel Gear Transmission box (17)
The wheel shaft of power shaft and gauge wheel (52) fixing be connected, depth-limiting mechanism the first Bevel Gear Transmission
The output shaft of box (17) is connected with the power shaft of depth-limiting mechanism the second Bevel Gear Transmission box (56),
The depth-limiting mechanism the second Bevel Gear Transmission box (56) of multiple depth-limiting mechanisms (6) passes same six sides
Power transmission shaft (60), and fixing with six side's power transmission shafts (60) be connected, on six side's power transmission shafts (60)
It is respectively arranged fertilizer box drive sprocket (57) and cylindrical drive shaft drive sprocket (58), and fertilizer box
Drive sprocket (57) is connected with the fertilizer box driven sprocket (62) on fertilizer box power transmission shaft (61),
Cylindrical drive shaft drive sprocket (58) is driven with the cylindrical drive shaft on cylindrical drive shaft (59)
Sprocket wheel (66) connects.
Pneumatic type precision corn amount no-tillage seeding machine the most according to claim 1, it is characterised in that:
The diameter r of blast distribution pipe (5) mid portion and blast distribution pipe (5) two end portions
The relation of diameter R is 3r2=2R2。
Pneumatic type precision corn amount no-tillage seeding machine the most according to claim 1, it is characterised in that:
Length L of the mid portion of described blast distribution pipe (5) is more than length l of two end portions,
And L=2l.
Pneumatic type precision corn amount no-tillage seeding machine the most according to claim 1, it is characterised in that:
Described action bars (11) is fixed on regulation ring (39) along the diametric(al) of regulation ring (39)
Side;
Described support bar (40) is perpendicular to regulate the anchor ring that ring (39) is formed.
Pneumatic type precision corn amount no-tillage seeding machine the most according to claim 1, it is characterised in that:
The output shaft of described depth-limiting mechanism the first Bevel Gear Transmission box (17) and depth-limiting mechanism second
Connected by intermediate propeller shaft (55) between the power shaft of Bevel Gear Transmission box (56).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620262260.0U CN205454518U (en) | 2016-03-31 | 2016-03-31 | No -tillage seeder of smart volume of pneumatic maize |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620262260.0U CN205454518U (en) | 2016-03-31 | 2016-03-31 | No -tillage seeder of smart volume of pneumatic maize |
Publications (1)
Publication Number | Publication Date |
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CN205454518U true CN205454518U (en) | 2016-08-17 |
Family
ID=56646124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620262260.0U Withdrawn - After Issue CN205454518U (en) | 2016-03-31 | 2016-03-31 | No -tillage seeder of smart volume of pneumatic maize |
Country Status (1)
Country | Link |
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CN (1) | CN205454518U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105659994A (en) * | 2016-03-31 | 2016-06-15 | 中国农业大学 | Pneumatic type precise corn no-tillage planter |
CN112889423A (en) * | 2021-02-08 | 2021-06-04 | 华南农业大学 | Hanging type precision seeder |
CN113519240A (en) * | 2021-06-23 | 2021-10-22 | 中国农业大学 | Real-time sowing depth adjusting mechanism and method |
-
2016
- 2016-03-31 CN CN201620262260.0U patent/CN205454518U/en not_active Withdrawn - After Issue
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105659994A (en) * | 2016-03-31 | 2016-06-15 | 中国农业大学 | Pneumatic type precise corn no-tillage planter |
CN105659994B (en) * | 2016-03-31 | 2017-06-16 | 中国农业大学 | A kind of Pneumatic type precision corn amount no-tillage seeding machine |
CN112889423A (en) * | 2021-02-08 | 2021-06-04 | 华南农业大学 | Hanging type precision seeder |
CN113519240A (en) * | 2021-06-23 | 2021-10-22 | 中国农业大学 | Real-time sowing depth adjusting mechanism and method |
CN113519240B (en) * | 2021-06-23 | 2022-06-14 | 中国农业大学 | Real-time sowing depth adjusting mechanism and method |
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GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20170616 |