CN200983750Y

CN200983750Y - Sowing machine with tray for seeding

Info

Publication number: CN200983750Y
Application number: CN 200620022623
Authority: CN
Inventors: 阚应新; 王常福; 旃赛芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-19
Filing date: 2006-12-19
Publication date: 2007-12-05
Anticipated expiration: 2016-12-19

Abstract

The utility model relates to a seeding mechanism of float tray. To solve the problem of complicated structures of the prior mechanical seeder, the utility model provides a seeder of float tray. A motor and a silk pole are arranged below the worktable frame. The driving gear arranged on the motor and the follower gear arranged on the silk pole are connected through chains. The driving nut on the silk pole is connected with the left and right sliding sleeves on the worktable frame through a swing rod and a bracket. The left and right sliding sleeves are detachably arranged on the left and right guide rods. Axle sleeves provided with a seeding axis are arranged on the left and right sliding sleeves. A gear is on the seeding axis, and a rack track is below the gear. A seed entrance is on the bottom of the seed holder groove on the axle sleeve. A seeding metering point is on the seeding axis. When the motor is started up, the gear starts to rotate and drives the seeding axle to rotate. The seeds rotate in the seeding metering point, fall down from the seed outlet and enter into the seeding hole. The seeding mechanism of float tray is simple in structure, and is capable of inseminating the seeding disk automatically, continuously and efficiently.

Description

The seedling-cultivating tray sower

Technical field

The utility model relates to a kind of seeding machinery, the seeding machinery of the electric motor driven seedling-cultivating tray of particularly a kind of usefulness.

Background technology

Existing seeder mostly is manual operations, uses very inconvenience, and inefficiency, leakage kind or multiple phenomenon are serious; The mechanical type sower that has, manual driven wastes time and energy, and is both uneconomical, also impracticable.

The utility model content

Goal of the invention of the present utility model is at the deficiencies in the prior art, provides a kind of electronic, efficient, practical seeding quality high seeding machinery, and its embodiment is as follows:

Seedling-cultivating tray sower, the Working gantry of its frame are a quadrilateral frame, and Working gantry front end below is equipped with electromotor, and below, workbench left side longitudinally is equipped with a rhizoid bar, and screw mandrel is parallel to the Working gantry left side; Driving gear is arranged on the motor output shaft, end near driving gear on the screw mandrel is fixed with driven gear, on driving gear and driven gear, chain is installed, chain is meshed with driving gear and driven gear, be movably installed with drive nut on the screw mandrel, drive nut upper edge crosswise fixed is equipped with a fork; The Working gantry left side has left guide rod parallel with screw mandrel and right guide rod respectively with the right side, kink has left sliding sleeve on the guide rod of a left side, kink has right sliding sleeve on the right guide rod, be connected with left tray between left side sliding sleeve and the fork left end, be connected with right carriage between right sliding sleeve and the fork right-hand member, on left sliding sleeve and right sliding sleeve, be installed with axle sleeve; Be movably installed with the sowing axle in the axle sleeve, sowing axle left end head stretches out outside the axle sleeve, on the sowing axle left end head gear is installed, and on the Working gantry left side of gear below a rack-track that is meshed with gear is installed, and rack-track is parallel with left guide rod; Have on the axle sleeve and contain kind of a groove, contain kind of a trench bottom and have, have kind of a mouth going into the axle sleeve bottom of kind of mouth below vertically into kind of a mouth; Go into kind of mouth and on the corresponding sowing axle excircle that goes out between kind of the mouth seeding cave is arranged below it at each, the bore in seeding cave and the degree of depth all are not less than the seed particle diameter; Gap between axle sleeve and the sowing axle is less than seed diameter; Gauge tap is installed on the frame, and gauge tap is connected with motor.

The operation principle of this sower is as follows:

The sowing axle of machine is placed the Working gantry afterbody, at first seedling-cultivating tray is placed on the relevant position, below of sowing axle, splendid attire seed in containing kind of groove, the seed of containing in kind of the groove is gone in the seeding cave from going into kind of a mouth landing, connect power supply, actuating motor, gauge tap pushed just changes state, electronicly just change, power is through motor output shaft---driving gear---chain---driven gear---drive nut---fork---left tray, right carriage---axle sleeve transmission, axle sleeve is desired to move forward, be subjected to the rack-track resistance, rack-track reacts on the gear on the sowing axle of kink on the axle sleeve, because tooth bar is fixed on the Working gantry, gear rotates, drive the rotation of sowing axle, because the bore in seeding cave and the degree of depth are all greater than the seed particle diameter, under the effect of gravity, seed rotates along with sowing axle in the seeding cave, simultaneously because the gap between axle sleeve and the sowing spool less than the seed particle diameter, therefore seed can not overflowed in the seeding cave, seeding cave and axle sleeve inner periphery sidewall have formed the chamber of a sealing, seed is intactly moved to out kind of a mouth place from going into kind of a mouth by this cavity that moves, when seed walks to out kind of mouth place, be a through hole owing to go out kind of a mouth, seed falls from the seeding cave under action of gravity then, fall into the seedling-cultivating tray that sets in advance of the below hole of growing seedlings, finish the sowing process.Motor is rotated further, and the sowing axle continues to roll and moves ahead, and the seed in the charge groove is constantly dropped into into kind of a mouth place, constantly drops out from going out kind of a mouth again then, broadcasts in the hole of growing seedlings.

When the sowing axle walks to the Working gantry front end, a sowing stroke is finished, the operator pushes neutral state with gauge tap, electronic stall, the seedling-cultivating tray that the operator will broadcast seed down from Working gantry takes out, again change a blank panel of growing seedlings to be sowed in corresponding position, in containing kind of groove, add seed, after all are ready, gauge tap is pushed inverted status, the electromotor counter-rotating, the screw mandrel counter-rotating, drive nut moves to the Working gantry tail end, and the sowing axle moves to the Working gantry tail end while rotating, and the seed in containing kind of groove falls into from feeding mouth in the seeding cave, and wrapped up in to take by the seeding cave and dish out to going out kind of a mouth place, broadcast in the seedling-cultivating tray, motor constantly rotates, and seed does not land to be broadcast in the seedling-cultivating tray, walk to the Working gantry tail end up to the sowing axle, the operator is allocated to neutral gear with gauge tap, the motor stall, and a reciprocal sowing stroke is finished.

This seedling-cultivating tray sower is simple in structure, and effect is good, can realize the sowing of seedling-cultivating tray automatically, efficiently, continuously.

Description of drawings

Fig. 1 is a seedling-cultivating tray sower front view.

Fig. 2 is an A-A cutaway view among Fig. 3.

Fig. 3 is a seedling-cultivating tray sower vertical view.

Fig. 4 is the I partial enlarged drawing among Fig. 2.

Embodiment

Seedling-cultivating tray sower as shown in Figure 1, Figure 2, Figure 3 and Figure 4, the Working gantry 29 of its frame 9 is a quadrilateral frame, Working gantry front end 15 belows are equipped with electromotor 2, Working gantry left border 27 belows longitudinally are equipped with threaded screw mandrel 6 on the columned excircle, and screw mandrel 6 is parallel to Working gantry left border 27; Driving gear 17 is housed on the motor output shaft 1, end near driving gear 17 on the screw mandrel 6 is equipped with driven gear 28, on driving gear 17 and driven gear 28, chain 30 is installed, be movably installed with drive nut 26 on the screw mandrel 7, drive nut 26 upper edge crosswise fixed are equipped with a fork 7; Columned smooth left guide rod 25 and the right guide rod 21 parallel with screw mandrel 6 are arranged respectively on Working gantry left side 27 and the right side 19, kink has left sliding sleeve 13 on the guide rod 25 of a left side, kink has right sliding sleeve 11 on the right guide rod 21, left tray 8 connects left sliding sleeve 13 and fork 7 left ends, right carriage 10 connects right sliding sleeve 11 and fork 7 right-hand members, be installed with axle sleeve 20 on left sliding sleeve 13 and right sliding sleeve 11, axle sleeve 20 left ends are fixed on the left sliding sleeve 13, and axle sleeve 20 right-hand members are fixed on the right sliding sleeve 11; Be movably installed with columned sowing axle 12 in the axle sleeve 20, sowing axle 12 left end heads stretch out outside the axle sleeve 20, on the sowing axle 12 left end heads gear 3 is installed, a rack-track 5 that is meshed with gear 3 is installed on the Working gantry left border 27 of gear 3 belows, and rack-track 5 is parallel with left guide rod 25; On the frame 9 between screw mandrel 6 and the sowing axle 12, cover plate 24 is arranged; Hopper 4 is arranged on the axle sleeve 20, have nine to contain kind of grooves 31 on the axle sleeve 20 in the hopper 4 vertically, contain kind of groove 31 bottoms and have, have kind of mouth 35 going into axle sleeve 20 bottoms of kind of mouth 32 below vertically into kind of mouth 32; Go into kind of mouth 33 and go out on sowing axle 12 excircles between kind of the mouth 35 four seeding caves 33 are arranged at every group, four seeding caves 33 are on the same radial section of sowing axle 12 and be evenly distributed, equate along the horizontal two adjacent groups hole centre-to-centre spacing of growing seedlings on the centre-to-centre spacing in the cave of two adjacent groups seeding vertically 33 and the seedling-cultivating tray, also has standby secondary seeding cave 34 on sowing axle 12 excircles of 33 the same sides, seeding cave, secondary seeding cave 34 is hidden in the axle sleeve 20, secondary seeding cave 34 bores and the degree of depth are all greater than seeding cave 33, can be used for the bigger seed of splendid attire, radially have one grade of groove 37 and second gear groove 36 on the sowing axle 12, one grade of groove 37 and second gear groove 36 all are circular, on the axle sleeve 20 in the one grade of groove and 37 second gear grooves, 36 outsides, locating hole is arranged vertically, in locating hole, be inserted with gear pin 18, gear pin 18 passes locating hole and is inserted in one grade of groove 37, at this moment seeding cave 33 is positioned at into kind of mouth 32 belows, and the bore in seeding cave 33 and the degree of depth are all greater than the seed particle diameter; Gap between axle sleeve 20 and the sowing axle 12 is less than the seed particle diameter; Gauge tap 14 is installed on the frame 29, and gauge tap 14 can be controlled the rotating and the idle running of electromotor 2, and gauge tap 14 is connected with motor 2; Be separately installed with front travel switch 16 and back travel switch 22 in the front-end and back-end on Working gantry right side 19, front travel switch 16 is connected with electromotor 2 respectively with back travel switch 22, the front and back stop of travel switch control sowing axle 12.

The operation principle of this sower is as follows:

The sowing axle 12 of machine is placed Working gantry afterbody 23, at first seedling-cultivating tray is placed on the relevant position, below of sowing axle 12, splendid attire seed in the Sheng kind groove 31 in hopper 4, hopper 4 can prevent to overflow the landing from the axle sleeve 20 of the seed contained in kind of the groove 31, at this moment because gear pin 18 is inserted in one grade of groove 37, seeding cave 33 just in time is positioned at into kind of mouth 32 belows, gear pin 18 slides along circumferential at one grade of groove 37 in rotation process, gear pin 18 is owing in the locating hole that is fixed on the axle sleeve 20, can prevent to sow axle 12 and in rotation process, make axial float, thereby guaranteed that seeding cave 33 is positioned at below kind of the mouth 32 all the time when one grade of state, the seed of containing in kind of the groove 31 is gone in the seeding cave 33 from going into 32 landings of kind of mouth, connect power supply, actuating motor 2, gauge tap 14 pushed just changes state, electronic 2 are just changeing, power is through motor output shaft 1---driving gear 17---chain 30---driven gear 28---drive nut 26---fork 7---left tray 8, right carriage 10---axle sleeve 20 transmits, axle sleeve 20 is desired to move forward, be subjected to rack-track 5 resistances, rack-track 5 reacts on the gear 13 on the sowing axle 12 of the kink on the axle sleeve 20, because rack-track 5 is fixed on the Working gantry 29, gear 13 rotates, drive 12 rotations of sowing axle, sowing axle 12 moves up along with axle sleeve 20 is being pushed away by left tray 8 and right carriage 10 together in rotation, because the bore in the seeding cave 33 on the sowing axle 12 and the degree of depth are all greater than the seed particle diameter, under the effect of gravity, seed rotates along with sowing axle 12 in seeding cave 33, simultaneously because the gap between axle sleeve 20 and the sowing spools 12 less than seed diameter, therefore seed can be from the seeding cave not be overflowed in 33, seeding cave 33 and axle sleeve 20 inner periphery sidewalls form the chamber of a sealing, seed is moved to out kind of mouth 35 places by this cavity that moves from going into kind of mouth 32, when seed walks to out kind of mouth 35 places, because going out kind of mouth 35 is through holes, the below does not have shelter, seed falls from seeding cave 33 under action of gravity then, fall into the seedling-cultivating tray that sets in advance of the below hole of growing seedlings, thereby finish sowing process to seedling-cultivating tray.Because there is cover plate 24 screw mandrel 6 tops, therefore seed can not fallen on the screw mandrel 6, avoided machine to break down owing to seed sticks between screw mandrel 6 and the drive nut 26, motor 2 is rotated further, sowing axle 12 continues to roll and moves ahead, seed in the charge groove 31 constantly slides in the seeding cave 33, constantly falls from going out kind of mouth 35 again then, broadcasts in the hole of growing seedlings.

When sowing axle 12 walks to Working gantry front end 15, right sliding sleeve 11 is run into front travel switch 16, electromotor 2 is just going back to the road and is being cut off, electromotor 2 stops operating, a sowing stroke is finished, the operator will broadcast seed from Working gantry 26 belows seedling-cultivating tray takes out, again change a blank panel of growing seedlings to be sowed in corresponding position, add seed in the Sheng kind groove 31 in hopper 4, after all are ready, gauge tap 14 is pushed inverted status, electromotor 2 counter-rotatings, screw mandrel 6 opposite spins, drive nut 26 moves to Working gantry tail end 23, promoting sowing axle 12 moves to Working gantry tail end 23 while rotating, the seed of containing in kind of the groove 31 falls in the seeding cave 33 from feeding mouth 32, and wrapped up in to take by seeding cave 33 and dish out to going out kind of mouth 35 places, broadcast in the seedling-cultivating tray, motor 2 constantly rotates, and seed does not land to be broadcast in the seedling-cultivating tray, walks to Working gantry tail end 23 up to sowing axle 12, right sliding sleeve 11 is run into back travel switch 22, electromotor 2 counter-rotating loops are cut off, and electromotor 2 stops operating, and a reciprocal sowing stroke is finished.

When needs are broadcast the kind period of the day from 11 p.m. to 1 a.m than coarsegrain, gear pin 18 is transferred to from one grade of groove 37, move sowing axle 12 vertically, make second gear groove 36 be positioned at the locating hole place, then gear pin 18 being passed locating hole inserts in the second gear groove 36, at this moment secondary seeding cave 34 just in time is positioned at into kind of mouth 32 belows, gear pin 18 can prevent to sow axle 12 and make axial float in rotation process, because gear 13 broads on the sowing axle 12, move less distance and be unlikely to make it to deviate from from rack-track 5, gear 13 and rack-track 5 still are in engagement.At this moment seedling-cultivating tray is put well, actuating motor 2, the operation principle of seedling-cultivating tray sower is same as above, is the seed of larger particles from what go out 35 broadcasts of kind of mouth only.

This seedling-cultivating tray sower is simple in structure, and function is good, can realize the sowing of seedling-cultivating tray automatically, efficiently, continuously.

Claims

1, seedling-cultivating tray sower, the Working gantry (29) of its frame (9) is a quadrilateral frame, Working gantry front end (15) below is equipped with electromotor (2), it is characterized in that: Working gantry left border (13) below longitudinally is equipped with a rhizoid bar (6), and screw mandrel (6) is parallel to Working gantry left border (27); Driving gear (17) is arranged on the motor output shaft (1), the end that screw mandrel (6) is gone up near driving gear (17) is equipped with driven gear (28), on driving gear (17) and driven gear (28), chain (30) is installed, be movably installed with drive nut (26) on the screw mandrel, drive nut (26) upper edge crosswise fixed is equipped with a fork (7); The left guide rod (25) parallel with screw mandrel arranged on the Working gantry left border (27), the right guide rod (21) parallel with screw mandrel arranged on the Working gantry Right Border (19), left side guide rod (25) is gone up kink left sliding sleeve (13), right guide rod (21) is gone up kink right sliding sleeve (11), be connected with left tray (8) between left side sliding sleeve (13) and fork (7) left end, be connected with right carriage (10) between right sliding sleeve (11) and fork (7) right-hand member, on left sliding sleeve (13) and right sliding sleeve (11), be installed with axle sleeve (20); Be movably installed with sowing axle (12) in the axle sleeve (20), sowing axle (12) left end head stretches out outside the axle sleeve (20), on sowing axle (12) left end head gear (3) is installed, on Working gantry (29) left border of gear (3) below a rack-track (5) that is meshed with gear (3) is installed, rack-track (5) is parallel with left guide rod (25); Sheng kind of a groove (31) is arranged on the axle sleeve (20), contain kind of groove (a 31) bottom and have, have kind of a mouth (35) in axle sleeve (20) bottom of going into the vertical below of kind of a mouth (32) into kind of a mouth (32); Going into corresponding the going out on sowing axle (12) excircle between kind of the mouth (35) in kind of a mouth (32) and its below at each has seeding cave (33), and the bore and the degree of depth of seeding cave (33) all are not less than the seed particle diameter; Gap between axle sleeve (20) and the sowing axle (12) is less than seed diameter; Gauge tap (14) is installed on the frame (9), and gauge tap (14) is connected with motor (2).

2, seedling-cultivating tray sower as claimed in claim 1 is characterized in that: the Sheng kind groove (31) of axle sleeve (20) is no less than four vertically, and the seeding cave (33) on sowing axle (12) excircle radially is no less than two; Contain on kind of the groove (31) hopper (4) is arranged.

3, seedling-cultivating tray sower as claimed in claim 2, it is characterized in that: be separately installed with front travel switch (16) and back travel switch (22) in the front-end and back-end of Working gantry Right Border (19), front travel switch (16) is connected with motor (2) respectively with back travel switch (22).

4, as claim 1 or 2 or 3 described seedling-cultivating tray sowers, it is characterized in that: be positioned on sowing axle (12) excircle of the same side, described seeding cave (33) and also have secondary seeding cave (34), radially have one grade of groove (37) and second gear groove (36) on the sowing axle (12), on the axle sleeve (20) in the one grade of groove (37) and second gear groove (36) outside, locating hole is arranged vertically, in locating hole, be inserted with shift finger nail (18); The top that is positioned at screw mandrel (6) is equipped with cover plate (24).