CN102379180B

CN102379180B - Pot rice seedling punch-transplanting machine

Info

Publication number: CN102379180B
Application number: CN201010267581.7A
Authority: CN
Inventors: 杨哲凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-31
Filing date: 2010-08-31
Publication date: 2014-02-19
Anticipated expiration: 2030-08-31
Also published as: CN102379180A

Abstract

The invention discloses a pot rice seedling punch-transplanting machine, which belongs to a rice seedling transplanting machine. The invention aims at providing the rice seedling transplanting machine which has the advantages that rice seedlings do not fall down and do not float. The pot rice seedling punch-transplanting machine comprises mud dragger, a rack, an engine, a transmission mechanism, a rice seedling conveying mechanism, a rice seedling ejecting mechanism and a punch-transplanting mechanism, wherein the transmission mechanism consists of a main shaft (3), an intermediate shaft (12), a rice seedling conveying shaft (4), a belt wheel (30), a driving chain wheel (8), a driven chain wheel (32), a driving gear (11), a driven gear (10), a belt (28) and a chain (9); the rice seedling conveying mechanism consists of a rice seedling conveying chain wheel (5); the rice seedling ejecting mechanism consists of a double-linked cam (31), a shifting block (14), a shifting rod (13), a connecting rod (17), a pushrod (6) and an ejector rod (23); and the punch-transplanting mechanism consists of a lever (7), a first tension spring (36), a punching rod (2), a punching head (1) and a cam (29). The pot rice seedling punch-transplanting machine has the advantages of simple structure, light weight and high flexibility, and is a small rice seedling transplanting machine which is suitable for mountainous areas.

Description

Pot rice seedling punch-transplanting machine

Technical field: the present invention relates to a kind of agricultural machinery, relate in particular to a kind of rice transplanter.

Background technology: rice seedling throwing is a kind of new advanced culture technique, is the national Ministry of Agriculture, Provincial Department of Agriculture's key popularized project.It is with prefabricated plastic floppy disk, to carry out Nutrition Soil to grow seedlings, and utilizes nutritive cube Action of Gravity Field, and the rice shoot being bred as is shed to a kind of new technology of growing rice that is transplanted to land for growing field crops; Have save labor, the plurality of advantages such as cost-saving, volume increase.Yet current seedling thrower does not reach a standard completely, ubiquity complex structure, to the sowing uniformity with to the flatness in land for growing field crops, require the defects such as high, field management difficulty is larger, restricted popularizing of seedling thrower.

Summary of the invention: for the above-mentioned defect existing in prior art, the present invention aims to provide a kind of simple in structure, light and flexible, it is high to plant frequency, and can avoid rice shoot to leak inserting, the empty accurate rice pot seedling scandium of inserting phenomenon plugs in machine.

To achieve these goals, the present invention by the following technical solutions: it comprises that bottom is fixed with the frame of dragging mud, is located at engine, transmission mechanism, seedlings sending mechanism, top rice seedling distribution mechanism and Chong Cha mechanism in this frame.Wherein, described transmission mechanism is by the main shaft and jackshaft and the seedling sending axle that are bearing in frame, be fixed on belt pulley and drive sprocket on main shaft, be fixed on driven sprocket and driving gear on jackshaft, be fixed on the driven gear meshing with this driving gear on seedling sending axle, be connected to the belt between engine and belt pulley, and be connected to the chain formation between above-mentioned two sprocket wheels, and described seedlings sending mechanism consists of a plurality of seedling sending sprocket wheels that are fixed on seedling sending axle, and described top rice seedling distribution mechanism is by the double-linked cam being fixed on jackshaft, by propping up, be erected at the shifting block in frame, be fixed on the driving lever on shifting block axle, the connecting rod hinged with this driving lever, be located at the push rod being flexibly connected with this connecting rod in frame gathering sill, many push rods that are fixed on this push rod form, and described Chong Cha mechanism is by the lever being articulated in frame, be located at the first extension spring of this lever below, be located at the jumper bar being flexibly connected with this lever in frame chute, be vertically fixed on a plurality of drifts on this jumper bar, the cam being fixed on main shaft forms.

Seedling sending axle is bearing in frame by non-return bearing, and support is provided with ratchet, and the below of this ratchet is provided with the second extension spring; Driving gear is single-tooth gear; Below each drift, there is the funnel-form in the frame of being fixed on to lead seedling cylinder; Below each seedling sending sprocket wheel, there is the seedling guiding slot in the frame of being fixed on; In the front and back of frame, be respectively fixed with a pallet; In frame both sides, be provided with dismountable wheel.

Compared with the prior art, the present invention is owing to having adopted technique scheme, therefore not only can realize regularly, quantitatively, location is for seedling, but also can guarantee rice shoot all the time vertically downward, thereby effectively overcome the easy seedling laying of traditional throwing transplanting machine, float the defects such as seedling; In addition, also thoroughly avoided traditional throwing transplanting machine rice shoot root system to be easily entangled with and caused the inhomogeneous defect of separating seedlings or planting.

Accompanying drawing explanation:

Fig. 1 is structural representation of the present invention;

Fig. 2 is the vertical view in Fig. 1;

Fig. 3 is the A-A cutaway view in Fig. 1;

Fig. 4 is the B-B cutaway view in Fig. 1;

Fig. 5 is the C-C cutaway view in Fig. 1;

Fig. 6 is that D in Fig. 2 is to view;

Fig. 7 is that E in Fig. 2 is to view.

In figure: drift 1 jumper bar 2 main shaft 3 seedling sending axle 4 seedling sending sprocket wheel 5 push rod 6 lever 7 drive sprocket 8 chain 9 driven gear 10 driving gear 11 jackshaft 12 driving lever 13 shifting block 14 support 15 shifting block axle 16 connecting rod 17 wheels 18 drag mud 19 ratchet 20 seedling-cultivating trays 21 to lead seedling cylinder 22 push rod 23 pallet 24 seedling guiding slot 25 frame 26 engine 27 belt 28 cam 29 belt pulley 30 double-linked cam 31 driven sprocket 32 second extension springs 33 cover chain 34 sliding pin 35 first extension springs 36 of growing seedlings

Embodiment: the invention will be further described below in conjunction with accompanying drawing and specific embodiment:

In Fig. 1～7, in bottom, be fixed with in two frames 26 of dragging mud 19 and be provided with engine 27, transmission mechanism, seedlings sending mechanism, top rice seedling distribution mechanism He Chongcha mechanism; Wherein,

Described transmission mechanism is by being bearing in main shaft 3 and jackshaft 12 and the seedling sending axle 4 in frame 26 by bearing respectively, be fixed on the belt pulley 30 of main shaft 3 one end, be fixed on the drive sprocket 8 of this main shaft other end, be fixed on driven sprocket 32 and driving gear 11 on jackshaft 12, be fixed on the driven gear 10 meshing with this driving gear on seedling sending axle 4, be connected to the belt 28 between engine 27 and belt pulley 30, and be connected to chain 9 formations between above-mentioned two sprocket wheels, and described seedlings sending mechanism consists of a plurality of seedling sending sprocket wheels 5 that are fixed on seedling sending axle 4, and described top rice seedling distribution mechanism is by the double-linked cam 31 that is fixed on jackshaft 12 terminations, be fixed on the support 15 in frame 26, by shifting block axle 16, be located at and on this support, be meniscate shifting block 14, be fixed on the driving lever 13 of shifting block axle 16 terminations, the connecting rod 17 hinged with this driving lever, be located in frame 26 gathering sills and the push rod 6 being flexibly connected with this connecting rod by the sliding pin 35 being inserted in connecting rod 17 guide chutes, be fixed on the many push rods 23 that are inverted L-shaped on this push rod and form, described Chong Cha mechanism is by two levers 7 that are articulated in by bearing pin in frame 26, be located at lever 7 belows by the first extension spring 36 of this lever tension, the jumper bar 2 that two ends are located in frame 26 chutes and are flexibly connected with this lever by another sliding pin 35 being inserted in the guide chute of lever 7, be vertically fixed on a plurality of drifts 1 that are inverted L-shaped on this jumper bar, two cams 29 that are fixed on main shaft 3 form.

In order accurately to control the each angle of rotating of seedling sending sprocket wheel 5, prevent because inertia too much rotates, on support 15, by bearing pin, be provided with and can be limited the ratchet 20 that seedling sending sprocket wheel 5 rotates, the below of ratchet is provided with the second extension spring 33 of its tension; For fear of seedling sending sprocket wheel 5, because of vibration, turn round, seedling sending axle 4 is bearing in frame 26 by non-return bearing; For the ease of controlling rhythm, driving gear 11 adopts single-tooth gear.For fear of rice shoot lodging, below each drift 1, there is the funnel-form in frame of being fixed on 26 to lead seedling cylinder 22; In order to prevent cover chain 34 skews of growing seedlings, below each seedling sending sprocket wheel 5, there is the seedling guiding slot 25 in frame of being fixed on 26.For easy to use, in the place ahead of frame 26, be fixed with the pallet 24 for support seedling-cultivating tray 21, for the ease of collecting the cover chain 34 of growing seedlings, at the rear of frame 26, be fixed with another one pallet 24.For the ease of moving, in the both sides of frame 26, be respectively provided with a dismountable wheel 18 on nonirrigated farmland.

During work, coiling is had to seedling-cultivating tray 21 slant settings of the cover chain 34 of growing seedlings on pallet 24, cover chain 34 head ends of growing seedlings are sent in seedling guiding slot 25; Ato unit 27 drives passes to main shaft 3 rotations, and main shaft 3 drives jackshafts 12 to rotate by drive sprocket 8, chain 9 and driven sprocket 32 on the one hand, moves up and down on the other hand by Chong Cha mechanism drive jumper bar 2; Jackshaft 12 passes motion to seedling sending axle 4 by driven gear 10, driving gear 11 on the one hand, drives push rod 6 side-to-side movements on the other hand by top rice seedling distribution mechanism.Concrete movement decomposition is as follows: when main shaft 3 rotates 180 ° (in front half cycle), when cam 29 contacts with lever 7, the front end of this lever is lifted; Now, double-linked cam 31 drives shifting block axle 16 to rotate counterclockwise by shifting block 14, and this shifting block axle 16 drives push rod 6 to move right by driving lever 13, connecting rod 17; Meanwhile, driving gear 11 drives seedling sending axle 4 to turn over the angle of gear teeth by driven gear 10, and seedling sending sprocket wheel 5 drives the cover chain 34 of growing seedlings to move forward the distance of a chain link.When main shaft 3 is rotated further 180 ° (in second half), double-linked cam 31 drives shifting block axle 16 to clockwise rotate by shifting block 14, and this shifting block axle 16 drives the push rod 23 being fixed on push rod 6 to left movement, rice shoot to be ejected from the cover chain 34 of growing seedlings by driving lever 13, connecting rod 17; Meanwhile, cam 29 disengages with lever 7, and the front end of this lever moves downward fast under the effect of the first extension spring 36, and by drift 1, the rice transplanting seedling being ejected is loaded in paddy field to slotting the throwing of undershoot.Circulation and so forth.

Claims

1. a pot rice seedling punch-transplanting machine, comprises that bottom is fixed with the frame of dragging mud, is located at engine, transmission mechanism, seedlings sending mechanism, top rice seedling distribution mechanism and Chong Cha mechanism in this frame, it is characterized in that: described transmission mechanism is by the main shaft (3) and jackshaft (12) and the seedling sending axle (4) that are bearing in frame (26), be fixed on belt pulley (30) and drive sprocket (8) on main shaft (3), be fixed on driven sprocket (32) and driving gear (11) on jackshaft (12), be fixed on the driven gear (10) that seedling sending axle (4) is upper and this driving gear meshes, be connected to the belt (28) between engine (27) and belt pulley (30), and the chain (9) being connected between above-mentioned two sprocket wheels forms, described seedlings sending mechanism consists of a plurality of seedling sending sprocket wheels (5) that are fixed on seedling sending axle (4), and described top rice seedling distribution mechanism is by the double-linked cam (31) being fixed on jackshaft (12), by support (15), be located at the shifting block (14) in frame (26), be fixed on the driving lever (13) on shifting block axle (16), the connecting rod hinged with this driving lever (17), be located at the push rod (6) being flexibly connected with this connecting rod in frame (26) gathering sill, be fixed on many push rods (23) on this push rod and form, described Chong Cha mechanism is by the lever (7) being articulated in frame (26), be located at first extension spring (36) of this lever below, be located at the jumper bar (2) being flexibly connected with this lever in frame (26) chute, be vertically fixed on a plurality of drifts (1) on this jumper bar, the cam (29) being fixed on main shaft (3) forms.

2. pot rice seedling punch-transplanting machine according to claim 1, it is characterized in that: seedling sending axle (4) is bearing in frame (26) by non-return bearing, support (15) is provided with ratchet (20), and the below of this ratchet is provided with the second extension spring (33); Driving gear (11) is single-tooth gear.

3. pot rice seedling punch-transplanting machine according to claim 1 and 2, is characterized in that: in the below of each drift (1), have the funnel-form in frame of being fixed on (26) to lead seedling cylinder (22).

4. pot rice seedling punch-transplanting machine according to claim 1 and 2, is characterized in that: in the below of each seedling sending sprocket wheel (5), have the seedling guiding slot (25) in frame of being fixed on (26).

5. pot rice seedling punch-transplanting machine according to claim 3, is characterized in that: in the below of each seedling sending sprocket wheel (5), have the seedling guiding slot (25) in frame of being fixed on (26).

6. pot rice seedling punch-transplanting machine according to claim 1 and 2, is characterized in that: in the front and back of frame (26), be respectively fixed with a pallet (24).

7. pot rice seedling punch-transplanting machine according to claim 3, is characterized in that: in the front and back of frame (26), be respectively fixed with a pallet (24).

8. pot rice seedling punch-transplanting machine according to claim 4, is characterized in that: in the front and back of frame (26), be respectively fixed with a pallet (24).

9. pot rice seedling punch-transplanting machine according to claim 5, is characterized in that: in the front and back of frame (26), be respectively fixed with a pallet (24).

10. pot rice seedling punch-transplanting machine according to claim 5, is characterized in that: in frame (26) both sides, be provided with dismountable wheel (18).