CN2561195Y - Tracting seed plant - Google Patents

Abstract

The utility model discloses a pull type seeding machine, which comprises a traction frame, a frame, a land wheel, a parallel four rods copying ferti seeding earth backing mechanism, a fertilizing box, a drive mechanism and a rising and falling on off mechanism; the machine can perform positive traction or partial traction, and is suitable for the matching of wheel type tractors with various specifications; the machine has the function that one machine is multipurpose, the ridge can be raised and the land work can be cultivated; because the ridge rising, the seeding and the cultivated land use one tool to work, the accuracy of the front work and the rear work can be guaranteed; compared with a lift type seeding machine, the matched pull type seeding machine with same horse power improves the seeding width to .5 to 1 times, improves the working efficiency to 0.5 to 1 times, and saves the fuel cost to 0.5 to 1 times.

Description

Trail-behind planter

The present invention relates to a kind of sower of ridge farming thing traction, especially the sower of deflective traction.

At present, the ridge farming thing sower that use in the rural area, supporting with 12 to 15 horsepowers of wheel tractors, be hydraulicefficiency elevation structure or hand take-off and landing device owing to hang connected mode, so the sown scope of sower is only limited to two big ridge operations, ridge is apart from being limited to 60 to 70 centimetres.

This type of ridge farming thing sower in the prior art, existing following professional data document is disclosed:

Disclosed a kind of soybean precision sower in 1992 on first-phase " farmers''s mechanization " technical magazine, this machine mating power is a 12-15 horsepower four-wheel tractor, and hand take-off and landing device, working width be two ridges once, and ridge is apart from 60 to 70 centimetres.

" operation instructions " of the product ZBT-2 type soybean precision sower of the Heilongjiang Province * * * * * * * factory that publishes in January, 1993 have disclosed this machine mating power is 12-15 horsepower wheel tractor, once broadcast two ridges, hand elevating mechanism, the ridge distance is 65 to 70 centimetres.

Current, because the update of 12 horsepowers of wheel tractors, 18 to 22 horsepowers of tractors have been agricultural machinery market leading products, rural area, various places, situation of selling well northeast, and therefore, this type has been agriculture, rural areas and farmers agricultural, rural area, peasant's first-selected power type.With the farm work facility that this type tractor matches, two ridge sowers of the prior art can not adapt to the needs of this situation, high-power occurred and have drawn dolly, and it is many to consume fuel cost, inefficiency, the problem that production cost is high.

In addition, because above-mentioned sower sown scope is narrow, be only limited to one-stop operation two ridges, make tractor enter ground from multiple, the pressure of bringing thus ground is damaged the soil property laxity often, accumulates natural precipitation for taking precautions against drought and crop growth also is affected.

If, when sower and wheel tractor ormal traction are ploughed when broadcasting three big ridges the described arable land of broadcasting of ploughing, it may be former ridge sowing, or flatbreaking ground is with broadcasting with making ridge, and its ridge body just in time is under the driving wheel, kind of bed compacting has been influenced the germination development growth of seeding quality and seed.

For this reason, the object of the present invention is to provide supporting ormal traction of a kind of 18-24 of being used for horsepower wheel tractor or deflective traction formula sower, sown scope is wide to be 3 to 4 big ridges or 4 to 5 little ridges, and the ridge distance is 45 to 70 centimetres, thereby has solved the problem that high-power draws dolly.

The present invention is by providing a kind of trail-behind planter with following structure to realize that this trail-behind planter comprises: hitch frame, frame, rubber land wheel, parallel four-bar frame are installed seeding and fertilizing earth backing mechanism, seed manure case, making ridge ploughshare, suppression device, intermediate transmission mechanism and the clutch that rises and falls and are formed.This machine is based on ormal traction, but deflective traction operation still, and to adapt to the needs of multiple model specification tractor, these facility have versatility, can be used for making ridge, intertillage time ground operation.

Described ormal traction seeding operation be hitch frame with frame between to be connected be the traction of symmetry axis symmetrical expression with the center line all, it is the combination of symmetrical expression that described parallel four-bar frame is installed the connection of seeding and fertilizing earth backing mechanism on the frame front beam; Described deflective traction seeding operation is the asymmetric traction, is symmetry axis with the hitch frame center, and the quantity of the parallel four-bar seeding and fertilizing earth backing mechanism that its both sides connect on the frame front beam is not wait.

Described hitch frame is a triangle, two braces one of them for flexible adjustable length, crowded ridge occurs and influence the problem of ridge when being used to change the towing point position and can solving hitch frame and the operation of frame deflective traction sower apart from size.Towing plate high and low position on the traction column is adjustable, to adapt to the needs of locomotive towing point.

Described frame is a sealing quadrilateral frame, form by front beam, Shun Liang, parallel four-bar frame and rear cross beam, front beam articulates parallel four-bar seeding and fertilizing earth backing mechanism, along the fixing column of land wheel and supporting seed manure case on the beam, the parallel four-bar frame connects respectively along beam and rear cross beam, and this rear cross beam is installed making ridge ploughshare and suppression device.

Described parallel four-bar frame is installed seeding and fertilizing earth backing mechanism, its back link is fixing along beam, along beam front end plough handle trousers dress fertilising shovel, below the beam rear portion core ploughshare plough is housed, precise seeder is housed above, expansion link Connection Block and sphere garden dish earth backing device is housed along the beam end edge.

Described seed manure case is the made rectangle casing of book plate, in longitudinal baffle is arranged, groove is that fertile case pit is kind of a case before the casing, enter fertilising shovel by the outer groove-wheel fertilizer through fertilizer delivering pipe, plant the gravity flow of case seed and enter precise seeder by grain tube and deposit kind of a box and wait to broadcast, casing is installed in the framework pillar upper end.

Described intermediate transmission mechanism, this machine adopt rubber ground wheel-drive mode.At front beam intermediate gearing is set, sprocket wheel and the seed wheel seeding and the fertilizer expelling shaft sprocket wheel of transmission Precision Seeding parts distinguished in first order transmission through intermediate gearing by land axle sprocket wheel, chain.

The described clutch that rises and falls because this machine adopts the dilatory towed mode that articulates, sower must promote certain altitude with workpiece when non-operation, the land wheel power transmission also must be cut off, can the road on walking or field turn round.Therefore, this mechanism must be set, comprise workpiece take-off and landing device and drive disk assembly power-off device composition, described workpiece take-off and landing device has a camber location tooth plate, be positioned at tooth plate center, camber location the cover supporting base supporting pivoted arm rotating shaft of rising and falling in garden is set, this rotating shaft end is fixed the handle that rises and falls, and the clip arrangement of locating mutually with camber location tooth plate is equipped with in its underpart, but side's cover pivoted arm of axial adjustment position is equipped with in described rotating shaft, and connects workpiece; Described drive disk assembly power-off device, comprise one with the coaxial driving shaft that is connected of land wheel, the slide engaging and disengaging pawl, compression spring, have the move about sprocket wheel and the clutch fork composition of engagement pawl, when the handle that will rise and fall was moved the α angle counterclockwise, its workpiece was mentioned, the synchronous interface fork cuts off power, and sower is in non-job state.

The direct-connecter planter of bearing of the dilatory trail-behind planter of the present invention and prior art is compared and is had following advantage:

Trail-behind planter is because the triangle hitch frame is that transition is connected with sower frame front beam, and when dog leg occurring in tractor operation walking, very significantly dog leg variation can not appear in the sower making ridge yet, can improve the making ridge quality greatly; Owing to adopt parallel four-bar modeling machine structure that fertilising, sowing, earth backing device are installed, plough is changed with the ground height play imitative type effect, make and broadcast tilling depth degree unanimity, help the Qi Miaozhuan of emerging; This machine a tractor serves several purposes improves the facility availability because making ridge, sowing, same the facility operation in intertillage time ground, before and after having guaranteed during operation to the accuracy of row; Therefore, can improve 0.5 to 1 times production efficiency, can save 0.5 to 1 times fuel cost, the field tractor presses the ground number of times can reduce 0.5-1 doubly with advancing, can improve the laxity of soil greatly, helps the crop development growth, significantly reduces production costs.

Describe concrete structure of the present invention and embodiment in detail below in conjunction with accompanying drawing:

Fig. 1 is a seeding operation side view of the state of the present invention;

Fig. 2 is a hitch frame end view of the present invention;

Fig. 3 is a hitch frame vertical view of the present invention;

Fig. 3 ＇ is an asymmetric hitch frame vertical view of the present invention;

Fig. 4 is a frame side view of the present invention;

Fig. 5 is a frame plan of the present invention;

Fig. 6 is that asymmetric hitch frame frame of the present invention connects end view;

Fig. 7 is that asymmetric hitch frame frame of the present invention connects vertical view;

Fig. 8 is a parallelogram lindage ferti-seeding earth backing device side view of the present invention;

Fig. 9 is the present invention's clutch end view that rises and falls;

Figure 10 is the present invention's clutch left side view that rises and falls;

Figure 11 is making ridge of the present invention, intertillage, time ground side view of the state.

At first referring to Fig. 1, this trail-behind planter is at the seeding operation state, it comprises hitch frame 1, frame 2, rubber land wheel 3, parallelogram lindage ferti-seeding earth backing device 4, intermediate transmission mechanism 5, seed manure case 6, the clutch 7 that rises and falls, and making ridge ploughshare 8 and suppression device 50 are formed.

Described hitch frame 1, shown in Fig. 2 Fig. 3 and Fig. 3 ＇, comprise brace 16, adjusting yoke 13, last lower connecting plate 18,11, traction column 12, towing plate 9 and securing member 12 constitute, and described hitch frame 1 is a triangle, two braces 16,13 is isosceles triangle, as shown in Figure 3, the center of hitch frame 1 and frame 2 is positioned on the straight line substantially, and promptly symmetrical expression connects, as shown in Figure 5, described hitch frame 1 another embodiment is 1 two braces 16 of hitch frame, 13 is non-isosceles triangle, shown in Fig. 3 ＇, the deflective traction that is connected between hitch frame 1 and the frame 2 is sowed, and the towing point of hitch frame 1 is not on frame 2 vertical center lines, be that asymmetric connects, as shown in Figure 7.

Described frame 2, as shown in Figure 4 and Figure 5, comprise square tube front beam 19, square tube is along beam 23, parallelogram lindage 24 and square tube rear cross beam 47 are formed, the side cover Connection Block 28 of front beam 19 of packing into connects two braces 16 of hitch frames 1,13 is ormal traction, its front beam 19 articulates sowing parts connection side and overlaps 20 and be symmetrical expression, can be two to six groups, the side cover fixing along beam 23 front-end edges is connected and fixed with preceding crossbearer 19 both ends, seam land axle 22 below beam 23, the column 21 of top seam supporting seed manure case 6, before the parallelogram lindage 24, back end link respectively with overlap 26 along the connection side on beam 23 end edges and the rear cross beam 47 and be connected and fixed, thereby constitute a sealing quadrilateral frame; Making ridge plough handle trousers 27 is housed rear cross beam 47 and suppression device connection side overlaps 25.Described frame 2 another embodiments, as shown in Figure 6 and Figure 7, towing point connection side on described frame 2 front beams 19 overlap 28 with hitch frame 1 be connected to deflective traction sowing, the towing point towing plate 9 of hitch frame 1 is not on the vertical center line of front beam 19, it is asymmetric that the both sides of hitch frame 1 towing point are overlapped the 20 parallelogram lindage sowing parts that articulate at front beam 19 by the connection side, therefore, under the effect of the hauling capacity of a locomotive, make the resistance of frame 2 produce uneven, the lateral deviation that the lateral resistance that resistance is big is little is moved, squeeze little adjacent ridge distance, for keeping reciprocal uniformity in conjunction with the ridge distance, with triangle hitch frame 1 design structure shown in Fig. 3 ＇, two braces 16 of hitch frame, 13, one of them pull bar 13 scalable adjusting, by the position of Xiao's axle 14 location change towing points, effectively eliminate the problems referred to above, make in conjunction with ridge apart from reaching standard-required.

The ferti-seeding earth backing mechanism 4 that described parallelogram lindage is installed, as shown in Figure 8, comprise parallelogram lindage 30, along beam 49, fertilising shovel 29, precise seeder 33, core share type plough 31 and earth backing device 36 are formed, parallelogram lindage 30 front rods are fixing with side's cover 20, back link is with fixing along beam 49, along beam 49 front end handle trousers fertilising shovel 29 is installed, plough 31 is installed below beam 49 rear portions, adorn precise seeder 33 above, earth backing device 36 flexibly connects with suitable beam 49, by coil tension spring expansion link 35 control earth backing thickness, two sphere earth backing garden dish width-adjustable joints, rising and falling of these parts controlled by expansion link 34.Because parallel four-bar modeling machine structure 30 makes seed opener just change with ground, reaches degree of depth unanimity, the neat seedling of seed sprouting is strong, regulates the parallel four-bar upper connecting rod and can change the plough angle of penetration.

Described intermediate transmission mechanism, as Fig. 1 Fig. 9 and shown in Figure 10, power is driven by rubber land wheel 3, when the handle that will rise and fall was moved the α angle clockwise, clutch fork 44 moved down convex surface and breaks away from engagement pawl 45, combines with drive sprocket 43, power is by drive sprocket, chain drive intermediate gearing 5 (shown in Figure 1) by intermediate gearing 5 power is passed to sprocket rotation fertilizer on the outer groove-wheel fertilizer expelling shaft on the seed manure case respectively, and the feed shaft sprocket wheel of passing on the precise seeder 32 (shown in Figure 1) rotates seeding.

Described seed manure case 6, as shown in Figure 1, this seed manure case 6 is the made rectangle casing of book plate, the bottom half side of setting cover is connected with frame square tube column 21 (shown in Figure 4) and is fastening by jackscrew, and longitudinal baffle is arranged in the case.Groove is that fertile case pit is kind of a case before the casing, and preceding tank diapire is equipped with the outer groove-wheel fertilizer apparatus, and by fertilizer delivering pipe input fertilising shovel 29, back tank diapire is equipped with grain tube and precise seeder to be deposited kind of a box and be connected and import the seeding unit seeding.

The described clutch 7 that rises and falls, as Fig. 9 and shown in Figure 10, comprise workpiece take-off and landing device and drive disk assembly arrangement of clutch composition, described workpiece take-off and landing device, has a camber location tooth plate 38, this tooth plate 38 is fixed on the level frame 37 that fixes with column 21, camber tooth plate 38 centers are provided with the rise and fall supporting base 42 of tumbler shaft 41 of a supporting on level frame 37, handle 40 fixedly rises and falls in its tumbler shaft 41 ends, its handle 40 lower ends are provided with clip arrangement moving up and down and locate mutually with camber tooth plate (38),, regulating shaft is connected (shown in Figure 8) or overlap 26 with rear cross beam 47 connection sides and be connected respectively but being housed on the tumbler shaft 41 by expansion link 51 with expansion link 34 along beam 49 end edges with parallelogram lindage 30 to the pivoted arm side of position cover 39.Figure 1 shows that the seeding operation state, handle 40 is in clockwise position, described drive disk assembly power-off device, comprise a driving shaft 46 and 3 coaxial connections of land wheel, fix the engagement pawl 45 that two keys are slidingly matched with it on 46, under the compression spring effect, combine with the sprocket wheel 43 that moves about, clutch fork 44 is housed between sprocket wheel 43 and engagement pawl 45, clutch fork 44 is connected with the pivoted arm 48 that tumbler shaft 41 ora terminalis are fixed, be illustrated in figure 1 as the seeding operation state, handle 40 is in clockwise position, and clutch fork 44 moves down convex surface and breaks away from engagement pawl, combines power connection work with sprocket wheel 43.Handle 40 is moved the α angle counterclockwise, and workpiece lifting and power cut are synchronous, and sower is in non-job state.

In addition, described trail-behind planter has a tractor serves several purposes function, but making ridge, time ground, intertillage operation, as shown in figure 11, it comprises hitch frame 1, frame 2, land wheel 3, workpiece take-off and landing device 7, expansion link 51 and making ridge ploughshare 8 are formed, because making ridge, sowing, same the facility operation in intertillage time ground to capable accuracy, improve operation quality when having guaranteed the front and back operation greatly, improve the availability of facility, reduced operating cost significantly.

Claims (7)

1, a kind of trail-behind planter, comprise: hitch frame, frame, rubber land wheel, the imitative type seeding and fertilizing earth backing mechanism of parallel four-bar, seed manure case, suppression device, making ridge ploughshare, intermediate transmission mechanism and the clutch that rises and falls are formed, but deflective traction sowing still of this machine and making ridge, intertillage time ground operation, it is characterized in that: described deflective traction is the asymmetric traction, with hitch frame (1) center line is symmetry axis, and it is unequal that its both sides connect the imitative type seeding and fertilizing earth backing mechanism (4) of parallel four-bar quantity at the preceding crossbearer of frame (2) (19).

2, trail-behind planter according to claim 1, it is characterized in that: described hitch frame (1) is a triangular form, go up lower connecting plate (18) (11) by brace (16), adjusting yoke (13), traction column (10) and towing plate compositions such as (9), the scalable adjusting of adjusting yoke (13), by Xiao's axle (14) location, towing plate (10) height can be regulated.

3, trail-behind planter according to claim 1, it is characterized in that: described frame (2) is a sealing quadrilateral frame, by front beam (19), along beam (23), parallelogram lindage (24) and rear cross beam compositions such as (47), described front beam (19) two ends are connected with side's cover of Shun Liang (23) front-end edge seam, along wheel shaft 22 regularly below the beam (23), top fixed bearing seed manure case column (22), parallelogram lindage (24) front vertical plate connects along beam (23), and back vertical plate connects rear cross beam (47) by square cover (26).

4, according to claim 1,2 or 3 described trail-behind planters, it is characterized in that: the connection between described hitch frame (1) and frame (2) front beam (19), all be that axial symmetry connects, connect four to eight groups in parallel four-bar seeding and fertilizing earth backing mechanism with symmetrical expression at front beam (19) with the center line.

5 trail-behind planters according to claim 1 is characterized in that; The described clutch that rises and falls (7) comprises; Workpiece take-off and landing device and drive disk assembly power-off device are formed, described workpiece take-off and landing device, having a camber location tooth plate (38) is fixed on the level frame (37) of column (21), be positioned at the tooth plate center and be provided with the supporting base (42) that supports pivoted arm rotating shaft (41) of rising and falling, the handle that rises and falls (40) that fixedly has positioner is gone up in rotating shaft (41); Described drive disk assembly power-off device, comprise that one combines with the sprocket wheel that moves about (43) that has engagement pawl under the compression spring effect with unidirectional engagement pawl (45) that last two keys of the coaxial driving shaft that is connected of land wheel (3) (46) and its are slidingly matched, clutch fork (44) is housed between sprocket wheel (43) and engagement pawl (45), this clutch fork (44) is connected with pivoted arm (48) in the rotating shaft (41), handle (40) is moved angle counterclockwise, move engagement pawl under the convex surface effect (46) on the clutch fork (44) and move axially and sprocket wheel (43) separation cut power, workpiece rises simultaneously.

6, trail-behind planter according to claim 1, it is characterized in that: described parallelogram lindage is installed seeding and fertilizing earth backing device (4), by parallel four-bar imitating assembly fixture (30), fertilising shovel (29) core share type row-planting opener (31), precision quantitative seed drill (33) and sphere garden dish soil covering implement constitute, and imitating assembly fixture (30) is fixing to be provided with expansion link 34 Connection Blocks and garden dish earth backing device (36) along beam (49) tail end.

7, according to any one relevant described trail-behind planter of member in the claim 1 to 6, it is characterized in that; Described a tractor serves several purposes facility are connected with crossbeam 19 before the sealing quadrangle frame by hitch frame 1, and by land wheel 3 supportings, frame 2 columns 21 are provided with workpiece take-off and landing device 7, frame 2 profiling rear cross beams 47, and connect by expansion link 51 and to rise and fall, by the handle trousers making ridge ploughshare 8 is installed.

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