CN202476068U - Semi-automatic precision tray seeder - Google Patents
Semi-automatic precision tray seeder Download PDFInfo
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- CN202476068U CN202476068U CN2012201275633U CN201220127563U CN202476068U CN 202476068 U CN202476068 U CN 202476068U CN 2012201275633 U CN2012201275633 U CN 2012201275633U CN 201220127563 U CN201220127563 U CN 201220127563U CN 202476068 U CN202476068 U CN 202476068U
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Abstract
The utility model relates to a semi-automatic precision tray seeder, at least comprising a rack, a parallel four-bar mechanism, a seed sucking disk and an air pressure mechanism. The rack has a frame-shaped structure; and the parallel four-bar mechanism is arranged above the rack and comprises a left connecting rod, a right connecting rod and a hollow cross rod. The lower end of the cross rod is covered by the seed sucking disk. A plurality of suction nozzles is arranged at the surface of the seed sucking disk at intervals. The upper end of the cross bar is closed and equipped with an air port.. A poking plate which rotates with a left spindle is arranged at the left spindle, and a left travel switch and a right travel switch which are touched by the poking plate in the process of rotation are arranged at two sides of the left spindle respectively. The air pressure mechanism is arranged in the frame body and connected with the air port for the operations of air suction and air intake. The seeder has the advantages of simple structure, convenience in operation, low noise, high working efficiency, good indentation effects, strong adaptability, capability of 24-hour continuous work and long service life.
Description
Technical field
The utility model relates to the technical field of agricultural seeder machinery, relates in particular to the semi-automatic cave dish precision seeding machine that a kind of agricultural greenhouse is sowed in growing seedlings.
Background technology
Through improving inner environmental temperature; For market provides four seasons vegetables; Enrich the kind of common people's vegetable basket; The application of greenhouse in agricultural more and more widely, and the structure of the cave tray seeder that in nursing young plants in hothouses, adopts is is normally connected and composed by frame, seeds sucker, tracheae, magnetic valve, blower fan, each parts such as gathering sill, travel switch, A.C. contactor and start button of being fixed on the frame side frame.
When the concrete operations sower, operating personnel's hand end seed taking disc and in gathering sill, is slided, and bumps to travel switch and just can get kind and put kind; Through when getting kind, connecting negative pressure, when putting kind, connect atmosphere, thereby accomplish the whole operation process through sower; But because operator's hand end seed taking disc and is removed the percussion travel switch; Be difficult to control and grasp the fast moving of seed taking disc, cause the phenomenon that gets stuck of seed taking disc easily, cause being drawn onto seed on the seed taking disc easily and drop and cause the hole; Bring difficulty to operation, work efficiency is low.
And the planform of existing seeds sucker is on flat board, to press a little sphere, is provided with on the sphere and inhales the hole, can only be put into seed on the stromal surface during sowing, can not press the cave.Because the restriction of gathering sill requires the cave dish highly necessary consistent, its bad adaptability, and the noise of carbon brush high-speed fan is big, and stream time is short, and service life is short.
For this reason; The designer of the utility model is in order to overcome existing cave tray seeder complicated operation, can not press the cave, the deficiency that requirement for height is consistent, noise is big, work efficiency is low to be coiled in the cave; Through concentrating on studies and designing; Comprehensive experience and the achievement of being engaged in related industry for a long time for many years, research and design goes out a kind of semi-automatic cave dish precision seeding machine, to overcome above-mentioned defective.
Summary of the invention
The purpose of the utility model is to provide a kind of semi-automatic cave dish precision seeding machine, and it is simple in structure, and is easy to operate, and noise is low, work efficiency is high, and press that cavitation is good, adaptability strong, 24 continuous throughout the twenty-four hour24s, long service life.
For realizing above-mentioned purpose, the utility model discloses a kind of semi-automatic cave dish precision seeding machine, it comprises frame, parallel four-bar linkage, the gentle press mechanism of seeds sucker at least, it is characterized in that:
This frame is the shaped as frame structure; Parallel four-bar linkage is positioned at the top of frame; This parallel four-bar linkage comprises left connecting rod, right connecting rod and cross bar; And an end of left and right connecting rod is respectively through left rotary shaft and the rotatable upper surface that is fixed in frame of right spindle, the rotating respectively two ends that are fixed to cross bar of the other end;
This cross bar is a hollow lever, and its lower end is covered by seeds sucker, and the surface of this seeds sucker is provided with a plurality of spaced suction nozzles, the upper end closed of this cross bar and have blow vent;
Left rotary shaft or right spindle are provided with the plectrum that together rotates with left rotary shaft, and the both sides of this left rotary shaft or right spindle are respectively arranged with left lateral journey switch and the right lateral journey switch that in rotary course, is touched by plectrum;
Air pressure mechanism is arranged at the inside of framework and is connected to said blow vent to carry out air-breathing and intake operation.
Wherein, This air pressure mechanism includes whirlpool blower fan, the first positive pressure electromagnetic valve, negative pressure magnetic valve, the second positive pressure electromagnetic valve, triple valve and flexible pipe at least; The air outlet of this whirlpool blower fan is connected to the inlet of the first positive pressure electromagnetic valve; The outlet of this first positive pressure electromagnetic valve is connected to an inlet of triple valve; Another inlet of this triple valve is connected to the outlet of this negative pressure magnetic valve, and the outlet of this triple valve is connected to an end of flexible pipe, and the other end of this flexible pipe is connected to the blow vent of the cross bar of this parallel four-bar linkage; And the inlet of this negative pressure magnetic valve is connected to an inlet of another triple valve; Another inlet of this another triple valve is connected to the air intake vent of whirlpool blower fan; The outlet of this another triple valve is connected to the inlet of the second positive pressure electromagnetic valve, and the outlet of this second positive pressure electromagnetic valve is connected to atmosphere.
Wherein, between the outlet of this triple valve and flexible pipe, also be provided with the free filter and first pressure regulator valve are arranged.
Wherein, this suction nozzle through the welding, be spirally connected or riveted and fixed to sucker, it comprises suction nozzle body cylindraceous, air flue and suction nozzle mouth at least, this air flue runs through whole suction nozzle body and an end is made as the suction nozzle mouth.
Wherein, be provided with flange at the middle part of suction nozzle body, this flange is divided into two sections with the suction nozzle body, be positioned at this flange rear for afterbody so that install and fixing, the part that is positioned at this flange the place ahead is provided with the head of convergent.
Wherein, said flange is set to the disc that disc, hexagon or both sides have breach.
Wherein, between left rotary shaft and frame, be provided with bascule.
Wherein, This bascule includes at least and draws ear, extension spring and adjusting rod, and this draws ear to be fixed on the left rotary shaft and rotates thereupon, and its free end is fixed in an end of extension spring; The other end of this extension spring is fixed in an end of this adjusting rod, and the other end of this adjusting rod is fixed in the bottom of frame.
Wherein, the other end of this adjusting rod is fixed in the bottom of frame through a drag hook hook.
Wherein, be provided with in a side of this parallel four-bar linkage and contain kind of a dish, this Shengs kind of dish is provided with and the corresponding a plurality of holes of these a plurality of suction nozzles.
Through said structure, the semi-automatic cave dish precision seeding function of the utility model realizes following technique effect:
1, adopted parallelogram lindage to move horizontally seed taking device, guaranteed to get kind, pressed cave, seed level consistent, made simple to operate;
2, when pulling seed taking device operation, and be provided with plectrum in the fixing rotating shaft of connecting rod, can accurately alternately open and the shutoff stroke switch, control positive and negative air pressure automatically and alternately be switched on or switched off with seed taking device, improved automaticity and productivity ratio;
3, be arranged on extension spring under the rotating shaft, regulate drag hook, balance the deflection torque that produces by seed taking device, shiftable frame and connecting rod deadweight, make operation portable and smart, reduced labour intensity;
4, select brushless single phase low speed whirlpool blower fan for use, can work continuously in 24 hours, noise is low, and the life-span is long;
5, seed taking device is accurately got kind with suction nozzle, and seed level, pressure cave uniformity are simple in structure, are easy to make.
The detailed content of the utility model can through after explanation and the institute's accompanying drawing stated obtain.
Description of drawings
Fig. 1 shown the utility model semi-automatic cave dish precision seeding machine get kind of a sketch map.
Fig. 2 has shown the frame interior sketch map of the utility model.
Fig. 3 has shown the structural representation of the semi-automatic cave dish precision seeding machine of the utility model.
Fig. 4 A, B have shown the sketch map of first embodiment of the suction nozzle of the utility model.
Fig. 5 A, B have shown the sketch map of second embodiment of the suction nozzle of the utility model.
Fig. 6 A, B have shown the sketch map of the 3rd embodiment of the suction nozzle of the utility model.
Fig. 7 A, B have shown the sketch map of the 4th embodiment of the suction nozzle of the utility model.
Reference numeral:
1 frame; 2 parallel four-bar linkages; 21 left connecting rods; 22 right connecting rods; 23 cross bars; 24 left rotary shaft; 25 right spindles; 26 plectrums; 27 left lateral journey switches; 28 right lateral journey switches; 3 seeds suckers; 31 suction nozzles; 311 suction nozzle bodies; 312 air flues; 313 suction nozzle mouths; 314 flanges; 315 afterbodys; 316 heads; 4 caves dish; 5 contain kind of a dish; 6 air pressure mechanisms; 61 whirlpool blower fans; 62 first positive pressure electromagnetic valves; 63 negative pressure magnetic valves; 64 second positive pressure electromagnetic valves; 65 triple valves; 66 empty filters; 67 first pressure regulator valves; 68 flexible pipes; 69 second pressure regulator valves; 7 bascules; 71 draw ear; 72 extension springs; 73 adjusting rods; 74 drag hooks.
Embodiment
Referring to Fig. 1-3, shown the structural representation of the semi-automatic cave dish precision seeding machine of the utility model, this semi-automatic cave dish precision seeding machine comprises frame 1, parallel four-bar linkage 2, seeds sucker 3 gentle press mechanisms 6 at least.
Wherein, frame 1 is the shaped as frame structure, and parallel four-bar linkage 2 is positioned at the top of frame 1; This parallel four-bar linkage 2 comprises left connecting rod 21, right connecting rod 22 and cross bar 23; Isometric left connecting rod 21 laterally arranges with right connecting rod 22, and an end of left and right connecting rod 21,22 is respectively through left rotary shaft 24 and the right spindle 25 rotatable upper surfaces that are fixed in frame 1, the rotating respectively two ends that are fixed to cross bar 23 of the other end; Thus; Formed parallel four connecting rods that can move at the frame upper surface through left and right sides connecting rod and cross bar, when mobile, cross bar 23 remains parallel with the upper surface of frame 1.
Wherein, this cross bar 23 is a hollow lever, and its lower end is covered by seeds sucker 3; The surface of this seeds sucker 3 is provided with a plurality of spaced suction nozzles 31, preferably, and being arranged on the seeds sucker 3 of a plurality of suction nozzle 31 mutual equidistance; The upper end closed of this cross bar 23 and have blow vent 32; Thus, can carry out air-breathing and intake operation so that should produce malleation and negative pressure by a plurality of suction nozzles 31, realize inhaling kind and put the operation of planting from blow vent 32.
Wherein, When putting kind; Operating personnel are sidelong at one of this parallel four-bar linkage 2 and put cave dish 4; Opposite side is placed with contains kind of a dish 5, and this Shengs kind of dish 5 is provided with and this corresponding a plurality of holes of a plurality of suction nozzles (not shown), this cave coil 4 be provided with and these a plurality of suction nozzles 31 corresponding a plurality of kinds of caves 41 so that put kind.
Referring to Fig. 4 A and Fig. 4 B, shown first embodiment of suction nozzle 31, in this embodiment; This suction nozzle 31 through welding, be spirally connected or mode such as riveted joint is fixed on the sucker 3; It comprises suction nozzle body cylindraceous 311, air flue 312 and suction nozzle mouth 313 at least, and this air flue 312 runs through whole suction nozzle body 311 and an end is made as suction nozzle mouth 313, preferably; Be provided with discoidal flange 314 at the middle part of suction nozzle body 311; This flange 314 is divided into two sections with suction nozzle body 311, be positioned at these flange 314 rears for afterbody 315 so that install and be fixed on the sucker 3, the part that is positioned at these flange 314 the place aheads is provided with the head 316 of convergent; The head 316 of this convergent can be convenient in the kind cave 41 of suction nozzle 31 insertion caves dish 4, and this head 316 can also be convenient to get kind.
Referring to Fig. 5 A and Fig. 5 B, shown second embodiment of suction nozzle 31, the suction nozzle wherein and first embodiment are basic identical, and flange wherein is set to hexagon; The flange of the 3rd embodiment of Fig. 6 A and Fig. 6 B is the disc that both sides have breach.
Referring to Fig. 7 A and Fig. 7 B; The 4th embodiment that has shown suction nozzle 31, being arranged on the sucker 3 of suction nozzle 31 one among this embodiment, it is wholely set through modes such as punching press or castings; This suction nozzle 31 can be the conical or square taper of convergent, and its end is provided with the suction nozzle mouth.
Wherein, left rotary shaft 24 is provided with the plectrum 26 that together rotates with left rotary shaft 24, and the both sides of this left rotary shaft are respectively arranged with the left lateral journey switch 27 and right lateral journey switch 28 that in rotary course, is touched by plectrum 26; Referring to Fig. 1; When plectrum 26 with left rotary shaft 24 turn to the rightmost side put kind of a position (both suction nozzle get into kind of a cave) time, plectrum 26 touches right lateral journey switches 28, when plectrum 26 with left rotary shaft 24 turn to the leftmost side get kind of position the time; Plectrum 26 touches left lateral journey switch; It is obvious that, and plectrum can identical structure be arranged on the right spindle place with travel switch, can realize identical functions and effect equally.
Wherein, Air pressure mechanism 6 is arranged at the inside of framework 1; This air pressure mechanism 6 includes whirlpool blower fan 61, the first positive pressure electromagnetic valve 62, negative pressure magnetic valve 63, the second positive pressure electromagnetic valve 64, triple valve 65 and flexible pipe 68 at least; The air outlet of this whirlpool blower fan 61 is connected to the inlet of the first positive pressure electromagnetic valve 62, and the outlet of this first positive pressure electromagnetic valve 62 is connected to an inlet of triple valve 65, and another inlet of this triple valve 65 is connected to the outlet of this negative pressure magnetic valve 63; The outlet of this triple valve 65 is connected to an end of flexible pipe 68, and the other end of this flexible pipe 68 is connected to the blow vent 32 of the cross bar 23 of this parallel four-bar linkage 2; And the inlet of this negative pressure magnetic valve 63 is connected to an inlet of another triple valve; Another inlet of this another triple valve is connected to the air intake vent of whirlpool blower fan 61; The outlet of this another triple valve is connected to the inlet of the second positive pressure electromagnetic valve 64, and the outlet of this second positive pressure electromagnetic valve 64 is connected to atmosphere.
Preferably, between the outlet of this triple valve 65 and flexible pipe 66, also being provided with is the free filter 66 and first pressure regulator valve 67, and this sky filter 66 can filter air, and this first pressure regulator valve 67 can carry out pressure regulation through handle.
Preferably, between the air outlet of this first positive pressure electromagnetic valve 62 and this whirlpool blower fan 61, be provided with the 3rd triple valve and second pressure regulator valve 69.
Through the setting of those magnetic valves and blower fan, can be when first and second positive pressure electromagnetic valve 62,64 be closed, through opening of negative pressure magnetic valve 63; Utilize whirlpool blower fan 61 to form negative pressure at suction nozzle 31 places, realize inhaling kind of an operation, open and negative pressure magnetic valve 63 when closing at first and second positive pressure electromagnetic valve 62,64; Utilize whirlpool blower fan 61 to form malleation at suction nozzle 31 places; Kind of an operation is put in realization, so when left lateral journey switch actuating, this first and second malleation closed electromagnetic valve and negative pressure magnetic valve are opened with the air-breathing kind of getting; When right lateral journey switch actuating, this first and second malleation magnetic valve is opened and the negative pressure closed electromagnetic valve is put kind with air blowing.
Preferably, between left rotary shaft 24 and frame 1, be provided with bascule 7, this bascule 7 includes at least and draws ear 71, extension spring 72 and adjusting rod 73; This draws ear 71 to be fixed on the left rotary shaft 24 and rotates thereupon, and its free end is fixed in an end of extension spring 72, and the other end of this extension spring 72 is fixed in an end of this adjusting rod 73; The other end of this adjusting rod 73 is fixed in the bottom of frame 1, and preferably, the other end of this adjusting rod 73 is fixed in the bottom of frame 1 through a drag hook 74 hooks; Through the setting of this bascule, when rotating shaft is rotated with linkage, can a restoring force and equilibrant force be provided through extension spring; Impel linkage to return to upright position shown in Figure 3; It is obvious that, and this bascule and concrete structure thereof can identical structure be arranged on the right spindle place, can realize identical functions and effect equally.
The semi-automatic cave dish precision seeding machine of the utility model is compared prior art, has multiple advantages:
1, adopted parallelogram lindage to move horizontally seed taking device, guaranteed to get kind, pressed cave, seed level consistent, made simple to operate;
2, when pulling seed taking device operation, and be provided with plectrum in the fixing rotating shaft of connecting rod, can accurately alternately open and the shutoff stroke switch, control positive and negative air pressure automatically and alternately be switched on or switched off with seed taking device, improved automaticity and productivity ratio;
3, be arranged on extension spring under the rotating shaft, regulate drag hook, balance the deflection torque that produces by seed taking device, shiftable frame and connecting rod deadweight, make operation portable and smart, reduced labour intensity;
4, select brushless single phase low speed whirlpool blower fan for use, can work continuously in 24 hours, noise is low, and the life-span is long;
5, seed taking device is accurately got kind with suction nozzle, and seed level, pressure cave uniformity are simple in structure, are easy to make.
It is obvious that, and above description and record only are to give an example rather than disclosure, application or use in order to limit the utility model.Though described and be described in the drawings embodiment in an embodiment; But the optimal mode that the utility model does not limit by the accompanying drawing example and the conduct of describing is in an embodiment thought at present is with the specific examples of the instruction of implementing the utility model, and the scope of the utility model will comprise any embodiment of the specification that falls into the front and appended claim.
Claims (10)
1. semi-automatic cave dish precision seeding machine, it comprises frame, parallel four-bar linkage, the gentle press mechanism of seeds sucker at least, it is characterized in that:
This frame is the shaped as frame structure; Parallel four-bar linkage is positioned at the top of frame; This parallel four-bar linkage comprises left connecting rod, right connecting rod and cross bar; And an end of left and right connecting rod is respectively through left rotary shaft and the rotatable upper surface that is fixed in frame of right spindle, the rotating respectively two ends that are fixed to cross bar of the other end;
This cross bar is a hollow lever, and its lower end is covered by seeds sucker, and the surface of this seeds sucker is provided with a plurality of spaced suction nozzles, the upper end closed of this cross bar and have blow vent;
Left rotary shaft or right spindle are provided with the plectrum that together rotates with left rotary shaft, and the both sides of this left rotary shaft or right spindle are respectively arranged with left lateral journey switch and the right lateral journey switch that in rotary course, is touched by plectrum;
Air pressure mechanism is arranged at the inside of framework and is connected to said blow vent to carry out air-breathing and intake operation.
2. sower as claimed in claim 1; It is characterized in that; This air pressure mechanism includes whirlpool blower fan, the first positive pressure electromagnetic valve, negative pressure magnetic valve, the second positive pressure electromagnetic valve, triple valve and flexible pipe at least; The air outlet of this whirlpool blower fan is connected to the inlet of the first positive pressure electromagnetic valve, and the outlet of this first positive pressure electromagnetic valve is connected to an inlet of triple valve, and another inlet of this triple valve is connected to the outlet of this negative pressure magnetic valve; The outlet of this triple valve is connected to an end of flexible pipe, and the other end of this flexible pipe is connected to the blow vent of the cross bar of this parallel four-bar linkage; And the inlet of this negative pressure magnetic valve is connected to an inlet of another triple valve; Another inlet of this another triple valve is connected to the air intake vent of whirlpool blower fan; The outlet of this another triple valve is connected to the inlet of the second positive pressure electromagnetic valve, and the outlet of this second positive pressure electromagnetic valve is connected to atmosphere.
3. sower as claimed in claim 2 is characterized in that, between the outlet of this triple valve and flexible pipe, also being provided with is the free filter and first pressure regulator valve.
4. like arbitrary described sower among the claim 1-3; It is characterized in that; This suction nozzle through the welding, be spirally connected or riveted and fixed to sucker, it comprises suction nozzle body cylindraceous, air flue and suction nozzle mouth at least, this air flue runs through whole suction nozzle body and an end is made as the suction nozzle mouth.
5. sower as claimed in claim 4; It is characterized in that, be provided with flange at the middle part of suction nozzle body, this flange is divided into two sections with the suction nozzle body; Be positioned at this flange rear for afterbody so that install and fixing, the part that is positioned at this flange the place ahead is provided with the head of convergent.
6. sower as claimed in claim 5 is characterized in that said flange is set to the disc that disc, hexagon or both sides have breach.
7. like arbitrary described sower among the claim 1-3, it is characterized in that, between left rotary shaft or right spindle and frame, be provided with bascule.
8. sower as claimed in claim 7; It is characterized in that; This bascule includes at least and draws ear, extension spring and adjusting rod, and this draws ear to be fixed on left rotary shaft or the right spindle and rotates thereupon, and its free end is fixed in an end of extension spring; The other end of this extension spring is fixed in an end of this adjusting rod, and the other end of this adjusting rod is fixed in the bottom of frame.
9. sower as claimed in claim 8 is characterized in that, the other end of this adjusting rod is fixed in the bottom of frame through a drag hook hook.
10. like arbitrary described sower among the claim 1-3, it is characterized in that be provided with in a side of this parallel four-bar linkage and contain kind of a dish, this Shengs kind of dish is provided with and the corresponding a plurality of holes of these a plurality of suction nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201275633U CN202476068U (en) | 2012-03-30 | 2012-03-30 | Semi-automatic precision tray seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201275633U CN202476068U (en) | 2012-03-30 | 2012-03-30 | Semi-automatic precision tray seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202476068U true CN202476068U (en) | 2012-10-10 |
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ID=46950541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201275633U Expired - Fee Related CN202476068U (en) | 2012-03-30 | 2012-03-30 | Semi-automatic precision tray seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202476068U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103355033A (en) * | 2013-07-16 | 2013-10-23 | 浙江博仁工贸有限公司 | Embedded-type convex suction nozzle of seeder roller |
| CN107864720A (en) * | 2017-12-05 | 2018-04-03 | 福建农林大学 | Vegetable cultivation seeding apparatus and its method of work under photovoltaic panel |
| CN109247104A (en) * | 2017-07-14 | 2019-01-22 | 四川农业大学 | A kind of driving lever air-suction type seed metering device |
-
2012
- 2012-03-30 CN CN2012201275633U patent/CN202476068U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103355033A (en) * | 2013-07-16 | 2013-10-23 | 浙江博仁工贸有限公司 | Embedded-type convex suction nozzle of seeder roller |
| CN109247104A (en) * | 2017-07-14 | 2019-01-22 | 四川农业大学 | A kind of driving lever air-suction type seed metering device |
| CN107864720A (en) * | 2017-12-05 | 2018-04-03 | 福建农林大学 | Vegetable cultivation seeding apparatus and its method of work under photovoltaic panel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20190330 |