CN2206027Y

CN2206027Y - Drill seeder

Info

Publication number: CN2206027Y
Application number: CN 94242621
Authority: CN
Inventors: 仲从正; 武玉亭; 吴勇; 王道千
Original assignee: WUHE COUNTY WATER CONSERVANCY MACHINERY FACTORY
Current assignee: Wuhe County Water Conservancy Machinery Factory
Priority date: 1994-09-20
Filing date: 1994-09-20
Publication date: 1995-08-30
Anticipated expiration: 2004-09-20

Abstract

The utility model relates to a drill seeder which is mainly composed of a seeding device, a lifting device, a machine frame, a land wheel driving device and a walking guiding device. The utility model is characterized in that the land wheel driving device can ensure that land wheels can always contact with the ground on encounter with an uneven ground in the seeding traveling process, avoiding a broken seeding phenomenon. The lifting device can lift a furrow opener and the land wheel to stop seeding in turning on ground edges. The walking guiding device can adjust the height of the furrow opener according to terrains in traveling process. Double guiding wheel are adopted for stable walking.

Description

Drill seeder

The utility model relates in the agricultural machinery a kind of drilling machine with the hand tractor adapted.

There is following deficiency in the drilling machine of each manufacturer production: the lifting device structure complexity of (1) land wheel and plough, leakage kind easily when headland turn in the market; (2) in the sowing traveling process, when meeting ground relief, land wheel can not contact with ground all the time, thereby causes the sterilization phenomenon; (3) directive wheel is a single wheel, walking imbalance when sowing is advanced, and when meeting ground relief, can't in advancing, regulate the height of plough.

The purpose of this utility model is to provide a kind of drilling machine, and it is lifting land wheel and plough convenience when headland turn; Land wheel is contacted with ground all the time, avoid sterilization; And smooth running in traveling process, and regulate the plough height in being expert at into according to landform.

The utility model is realized by following technical scheme:

The utility model is by seeding apparatus, elevator, frame, ground wheel transmission device and walking guider are formed, rise and put device by rotating shaft 3 forks 22, connecting rod 21, crossbeam 8, longeron 16 and control stick 23 are formed, connecting rod 21 is articulated in 8 on fork 22 and crossbeam, crossbeam 8 loads are on frame 4, crossbeam 8 is affixed with an end of longeron 16, the other end of fork 22 and rotating shaft 3 are affixed and be hinged on the rear portion of frame 4 by rotating shaft 3, control stick 23 is affixed and vertical with rotating shaft 3 with an end of rotating shaft 3, the other end of longeron 16 and frame 4 anterior hinged, seed-box support 7 and discharging tube 6 are installed on the crossbeam 8;

On crossbeam 8, be hinged with two hack levers 11, land wheel 13 is contained on two hack levers 11, be connected with a fishplate bar 28 11 of two hack levers, be positioned on the crossbeam 8 fishplate bar 28 below an affixed support plate 29, the bolt 35 that is with spring 33 be rotary with nut 34 after passing support plate 29 and fishplate bar 28;

The walking guider is by directive wheel 1, wheel carrier 46, hollow column 43 linings 42, sleeve pipe 44, leading screw 45 and adjusting handle 24 are formed, wheel carrier 46 is " bow " shape, two directive wheels 1 are located at the two ends of wheel carrier 46, hollow column 43 erects at the middle part of wheel carrier 46 and with wheel carrier 46 and welds, lining 42 is welded in the hollow column 43, have internal thread on the lining 42, leading screw 45 stretches in the hollow column 43 after screwing with lining 42, leading screw 45 is positioned on outer one section of open tubular column 43 shaft shoulder 45a, its end face of outside that sleeve pipe 44 is enclosed within hollow column 43 leans against on the shaft shoulder 45a of leading screw 45, sleeve pipe 44 joins with the tail end of frame 4, and adjusting handle 24 is contained in leading screw 45 and stretches out on the end of sleeve pipe 44.

The utility model sowing advances to the edge of a field need turn round the time, plough 7 and land wheel 13 that the moving control stick 23 of plate can will be located on the crossbeam 8 by elevator rise disengaging ground, make seeder stop to sow, the land wheel floating installation that novel hack lever 11, support plate 29, fishplate bar 28, the bolt 35 that is installed with spring 33 and the bolt 34 of this reality formed keeps in touch land wheel 13 in the time of can guaranteeing to run into ground relief in sowing is advanced all the time with ground, avoided the sterilization phenomenon.The novel walking guider of this reality makes the sowing smooth running, and regulates the height of plough in can being expert at according to landform.

Description of drawings:

Fig. 1, total figure;

The vertical view of Fig. 2, Fig. 1;

The I portion enlarged drawing of Fig. 3, Fig. 1;

The A of Fig. 4, Fig. 1 is to view;

Fig. 5, walking guider structure chart.

Below in conjunction with drawings and Examples the utility model is further specified.

29 of seed-boxes are used the sheet iron processing and manufacturing in the seeding apparatus, seeder 18 and seed-quantity regulator 20 adopt universal standard part, seed-box support 17 adopts general steel plate and is welded on the crossbeam 8, and discharging tube 6 adopts common steel tube and passes through on base 5 and the securing member fixed cross beam 8.Seeding flexible pipe 9 adopts common plastics tube, plough 7 is fixed on the discharging tube 6, seed-box 19, to plant its structure of seeding apparatus that box bracket 17, seeder 18, seed-quantity regulator 20, seeding flexible pipe 9, discharging tube 6 and plough 7 form identical with the structure of existing known drilling machine, land wheel 13, land axle 47, be located at the sprocket wheel 48 on the land axle 47 and be connected in the ground wheel transmission device of driving-chain 27 compositions on sprocket wheel 48 and the seeder 18 also identical with existing known drilling machine structure.The material of crossbeam 9 longerons 16 and frame 4 adopts channel-section steel.

Front and rear in frame 4 respectively is welded with pair of hinge plates 14 and 49, and longeron 16 is hinged on the articulated slab 14 by bearing pin 15, fork 22 and an axle sleeve 31 welding, and axle sleeve 31 is enclosed within the rotating shaft 3, and fixing by screw 32, and rotating shaft 3 is contained on the articulated slab 49.

Tail end in frame 4 is welded with a plate 26, is connected with " U " type shroud ring 25 on wrapping in sleeve pipe 44 by connecting plate 26, and the tail end of frame 4 and sleeve pipe 44 are joined.Rotate and regulate handle 24, leading screw 45 is rotated, when leading screw 45 in hollow column 43 when lining 42 rises, driving sleeve pipe 44 by shaft shoulder 45a rises, and lift frame 4 by sleeve pipe 44, thereby plough 7 is lifted, and sleeve pipe 44 and frame 4 descend by deadweight when leading screw 45 descends, thereby plough 7 is descended.Can realize the adjusting just of ditching by rotating adjusting handle 24 like this.The setting of two directive wheels 1 in the walking guider makes the sowing walking more steady.

Be connected to one handle 36 on the top of control stick 23, the below of handle 36 has one to be hinged on drawing 37 on the control stick 23, on control stick 23, be welded with two parallel transverse slat 40a, 40b, one pivot pin 39 that is with spring 50 passes two transverse slat 40a, 40b, spring 50 is positioned on the pivot pin section between two horizontal 40b, and be pressed between pin 41 and transverse slat 40a by the pin 41 that is through on the bearing pin 39, bearing pin 39 links to each other 37 with drawing by pull bar 38.The side that is positioned at control stick 23 on frame 4 is connected with certain plate 2, and location-plate 2 is fixed on the link 30 that is welded on the frame 4.Location-plate 2 is provided with 2-4 locating hole 2a, and the axis of the center of locating hole 2a and pivot pin 39 is in same plane.When drilling machine advances to the edge of a field need turn round the time, draw 37, pivot pin 30 rises, plate moves control stick 23, by lifting of elevator middle cross beam 8 land wheel 13 and plough 7 is lifted, land wheel 13 stalls, sowing stops seeding, unclamp after land wheel 13 and plough 7 lift and draw 31, pivot pin 39 is sprung in the locating hole 2a on the location-plate 2 by spring 50, makes control stick 23 fixing.Turn round finish after, pull out pivot pin 39 to 31 by drawing, elevator is by from repeats bits, crossbeam 8 is carried on a shoulder pole again on frame 4, can continue sowing.

Claims

1, a kind of drilling machine, mainly by seeding apparatus, elevator, frame, wheel transmission device and walking guider form, it is characterized in that:

A, rise and put device by rotating shaft (3) fork (22), connecting rod (21), crossbeam (8), longeron (16) and control stick (23) are formed, connecting rod (21) is articulated between fork (22) and crossbeam (8), crossbeam (8) load is on frame (4), crossbeam (8) is affixed with an end of longeron (16), the other end of fork (22) and rotating shaft (3) are affixed and be hinged on the rear portion of frame (4) by rotating shaft (3), control stick (23) is affixed with an end of rotating shaft (3) and vertical with rotating shaft (3), the other end of longeron (16) and frame (4) anterior hinged, seed-box support (7) and discharging tube (6) are installed on the crossbeam (8);

B, on crossbeam (8), be hinged with two hack levers (11), land wheel (13) is contained on two hack levers (11), between two hack levers (11), be connected with a fishplate bar (28), on crossbeam (8), be positioned at the affixed support plate in below (29) of fishplate bar (28), be rotary with nut (34) after a bolt (35) that is with spring (33) passes support plate (29) and fishplate bar (28);

C, the walking guider is by directive wheel (1), wheel carrier (46), hollow column (43), lining (42), sleeve pipe (44), leading screw (45) and adjusting handle (24) are formed, wheel carrier (46) is " bow " shape, two directive wheels (1) are located at the two ends of wheel carrier (46), hollow column (43) erects at the middle part of wheel carrier (46) and with wheel carrier (46) and welds, lining (42) is welded in the hollow column (43), lining has internal thread on (42), leading screw (45) stretches in the hollow column (43) after screwing with lining (42), leading screw (45) is positioned on outer one section of open tubular column (43) a shaft shoulder (45a), its end face of outside that sleeve pipe (44) is enclosed within hollow column (43) leans against on the shaft shoulder 45a of leading screw (45), sleeve pipe (44) joins with the tail end of frame (4), and adjusting handle (24) is contained in leading screw (45) and stretches out on the end of sleeve pipe (44).

2, according to the described drilling machine of claim 1, it is characterized in that: the front and rear in frame (4) respectively is installed with pair of hinge plates (14) and (49), longeron (16) is hinged on the articulated slab (14) by bearing pin (15), fork (21) is affixed with an axle sleeve (31), axle sleeve (31) is enclosed within rotating shaft (3) and goes up and fixed by screw (32), and rotating shaft (3) is contained on the connecting plate (49).

3, according to the described drilling machine of claim 1, it is characterized in that: the tail end in frame (4) is welded with a plate (26), be connected with " U " type shroud ring (25) on wrapping in sleeve pipe (44) by connecting plate (26), the tail end of frame (4) and sleeve pipe (44) are joined.

4, according to the described drilling machine of claim 1, it is characterized in that: be connected to one handle (36) on the top of control stick (23), the below of handle (36) has one to be hinged on drawing (37) on the control stick (23), on control stick (23), be welded with two parallel transverse slats (40a), (40b), one pivot pin (39) that is with spring (50) passes two transverse slats (40a), (40b), spring (50) is positioned at two transverse slats (40a), on the pivot pin section (40b), and go up pin (41) and be pressed between pin (41) and transverse slat (40a) by being through pivot pin (39), pivot pin (39) links to each other with drawing (37) by pull bar (38), the side that is positioned at control stick (23) on frame (4) is connected with a location-plate (2), location-plate (2) is provided with 2-4 locating hole (2a), and the axis of the center of locating hole (2a) and pivot pin (39) is in same plane.