CN201131146Y

CN201131146Y - A seed-feeding device of sowing machine for potatoes

Info

Publication number: CN201131146Y
Application number: CNU2007201813673U
Authority: CN
Inventors: 王宝林
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-25
Filing date: 2007-10-25
Publication date: 2008-10-15
Anticipated expiration: 2017-10-25

Abstract

The utility model relates to a seed metering device for a potato sowing machine, which is provided with a transmission mechanism and a plurality of seed taking devices, wherein the transmission mechanism is composed of a drive sprocket, a driven sprocket and a chain, wherein the drive sprocket and the driven sprocket are connected through the chain, the seed taking devices are uniformly arranged at the outer side of the chain, each seed taking device is composed of a handle rod and a seed scoop, the seed scoop is fixedly connected at the outer end of the handle rod, the inner end of the handle rod is fixedly connected with the chain, a bent pipe is arranged above the driven sprocket, the tail end of the bent pipe is fixedly connected with a seed falling pipe, notch grooves for being penetrated by the handle rods of the seed taking devices are arranged at the inner side wall of the bent pipe, and other notch grooves for the handle rods of the seed taking devices to penetrate are also arranged at the inner side wall of the seed falling pipe. The seed metering device can ensure the potato seeds to be uniformly dispersed, without stacking phenomenon or the formation of cavities, thereby improving the sowing quality.

Description

The dispenser of Sowing machine for potatoes

Technical field

The utility model belongs to agricultural mechanical field, relates to Sowing machine for potatoes, particularly the dispenser of Sowing machine for potatoes.

Background technology

Dispenser is the core apparatus of Sowing machine for potatoes, the dispenser of existing Sowing machine for potatoes is made up of transmission mechanism and a plurality of seed-taking device, its structure as shown in Figure 1, transmission mechanism is made up of drive pulley 1, driven pulley 2, driving-belt 3, connect by driving-belt 3 between drive pulley 1 and the driven pulley 2, seed-taking device 4 is evenly arranged in the outside of driving-belt 3, seed-taking device 4 is foils, transmission mechanism is installed in the Seeding box 5, one side of transmission mechanism is kind of a hopper 6, and opposite side is kind of the pipe 7 that falls.

Please comprehensively with reference to Fig. 1, Fig. 2, when turning clockwise under the drive of drive pulley 1 at tractor, the seed-taking device 4 that is fixed in driving-belt 3 left sides rises, the seed-taking device 4 that is fixed in driving-belt 3 right sides descends, and the potato seed 8 that this movement tendency can lift in kind of the hopper 6 rises the top of crossing driven pulley 2, enter in kind of the pipe 7, under the effect of gravity, potato seed 8 is discharged from kind of pipe 7 bottom nozzles that fall, and finishes sowing.

The major defect of above-mentioned dispenser is, seed-taking device 4 is directly to be fixed on the driving-belt 3, and its overhanging distance is shorter, stirring effect is bad, causes potato seed 8 long-pending heaps easily or forms the hole, influences seeding quality, and belt pulley skids easily, and it is unreliable to turn round.

The utility model content

For addressing the above problem, the purpose of this utility model provides a kind of dispenser of Sowing machine for potatoes, and potato seed is evenly scatter, and does not amass heap, does not form the hole, thereby improve seeding quality.

For achieving the above object, the utility model is by the following technical solutions:

A kind of dispenser of Sowing machine for potatoes, have transmission mechanism and a plurality of seed-taking device, it is characterized in that: described transmission mechanism is by drive sprocket, driven sprocket, chain is formed, connect by chain between drive sprocket and the driven sprocket, seed-taking device is evenly arranged in the outside of chain, each seed-taking device is made of handle bar and kind spoon, planting spoon is fixed on the outer end of handle bar, the inner and the chain of handle bar are affixed, above driven sprocket, be provided with a bend pipe, the end of this bend pipe is affixed with kind of the pipe that falls, and has the break slot that places for seed-taking device handle bar on the madial wall of this bend pipe, also has the break slot that places for seed-taking device handle bar on kind of the pipe madial wall that falls.

The inboard of described chain is provided with vibrating device, this vibrating device is made up of cam, rotating shaft, adjusting handgrip, and an end and the cam of rotating shaft are affixed, and the other end is affixed with the adjusting handgrip, this adjusting handgrip is fan-shaped, has the arc long slot bore that is used to place dog screw on this adjusting handgrip.

The end of described handle bar is connected with ∪ shape pole socket, and this pole socket is made of end plate and two wing plates, and these two wing plates are welded on the both sides of described chain respectively.

Because adopt said structure, the utility model has following positive beneficial effect:

The handle bar has extended and has planted distance between spoon and the chain, kind of spoon can better be stirred and the lifting potato seed, when kind of spoon is raised to the horizontal center line of driven sprocket, its linear velocity can be accelerated suddenly, at this moment, potato seed can be dished out, and random encounters.For preventing this from occurring, above driven sprocket, be provided with a bend pipe, bend pipe play the guiding role, and guarantees that potato seed can enter in kind of the pipe exactly.When descending in potato seed is falling kind of pipe, each kind spoon in kind of the pipe that embeds plays the effect of layering, prevents that potato seed is piled into piece or forms the hole because of falling speed is different.

In preferred embodiments, the inboard of chain is provided with vibrating device, this vibrating device is made up of cam, rotating shaft, adjusting handgrip, cam is resisted against on the roller of chain, and during chain movement, cam is contact roller off and on, make chain produce vibration, can potato seed evenly be scatter, prevent its long-pending heap or form the hole, thereby improve seeding quality.

Description of drawings

Fig. 1 is the structural representation of existing Sowing machine for potatoes dispenser.

Fig. 2 is the user mode schematic diagram of Fig. 1.

Fig. 3 is the structural representation of Sowing machine for potatoes dispenser of the present utility model.

Fig. 4 is the cutaway view Amplified image of A-A part among Fig. 3.

Fig. 5 is a front view of regulating handgrip among Fig. 4.

Fig. 6 is the cross section view of bend pipe among Fig. 3.

Fig. 7 is the cutaway view Amplified image of B-B part among Fig. 3.

Embodiment

Number in the figure

1 drive pulley, 2 driven pulleies, 3 driving-belts

6 kinds of hoppers 7 of 4 seed-taking devices, 5 Seeding boxs kind of pipe that falls

10 kinds of spoons of 8 potato seeds, 9 handle bars

11 drive sprockets, 12 driven sprockets, 13 chains

14 seed-taking devices, 15 bend pipes, 16 end plates, 17 wing plates

Handgrip 21 long slot bores are regulated in 19 rotating shafts 20 of 18 cams

22 dog screws, 23 nuts, 24 axle beds, 25 break slots

26 frames, 27 break slots

Please refer to Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, the utility model is a kind of dispenser of Sowing machine for potatoes, has transmission mechanism and a plurality of seed-taking device.

Transmission mechanism drive sprocket 11, driven sprocket 12, chain 13 are formed, connect by chain 13 between drive sprocket 11 and the driven sprocket 12, seed-taking device 14 is evenly arranged in the outside of chain 13, each seed-taking device 14 is made of handle bar 9 and kind spoon 10, plant spoon 10 and be fixed on the outer end of handle bar 9, the inner of handle bar 9 and chain 13 are affixed.

Transmission mechanism is installed in the Seeding box 5, one side of transmission mechanism is kind of a hopper 6, opposite side is kind of the pipe 7 that falls, the effect of handle bar 9 is the distances between lengthening kind of spoon 10 and the chain 13, kind of spoon 10 can better be stirred and the lifting potato seed, when kind of spoon 10 rises to the horizontal center line of driven sprocket 12, its linear velocity can be accelerated suddenly, at this moment, potato seed can be dished out, and random encounters.For preventing this from occurring, above driven sprocket 12, be provided with a bend pipe 15, the radian of bend pipe 15 is 180 degree.The end of bend pipe 15 is affixed with the pipe 7 that falls kind, has the break slot 25 that places for handle bar 9 on the madial wall of bend pipe 15 as shown in Figure 6, and bend pipe 15 play the guiding role, and guarantees that potato seed can enter in kind of the pipe 7 exactly.Please refer to Fig. 7, on kind of pipe 7 madial walls that fall, also have the break slot 27 that places for handle bar 9.

When turning clockwise under the drive of drive sprocket 11 at tractor, the seed-taking device 14 that is fixed in chain 13 left sides rises, and the seed-taking device 14 that is fixed in chain 13 right sides descends, and the potato seed that this movement tendency can lift in kind of the hopper 6 rises, enter in the bend pipe 15, then, move, cross the top of driven sprocket 12 along bend pipe 15, enter in kind of the pipe 7, under the effect of gravity, potato seed is discharged from kind of pipe 7 bottom nozzles that fall, and finishes sowing.When in potato seed is falling kind of pipe 7, descending, embed the effect that kind of pipe 7 interior each kind spoons 10 play layering, prevent potato seed, catch up with mutually and be piled into piece or form the hole because of the decrease speed difference.

Please refer to Fig. 7, the end of handle bar 9 is connected with ∪ shape pole socket, and this pole socket is made of end plate 16 and two wing plate 17 disjunctors, and these two wing plates 17 are welded on the both sides of chain 13 respectively.

Please refer to Fig. 3, Fig. 4, Fig. 5, in preferred embodiments, the inboard of chain 13 is provided with vibrating device, this vibrating device is made up of cam 18, rotating shaft 19, adjusting handgrip 20, and an end and the cam 18 of rotating shaft 19 are affixed, and the other end is affixed with adjusting handgrip 20, rotating shaft 19 is by axle bed 24 supportings, axle bed 24 is welded on the frame 26, regulates handgrip 20 and is fan-shaped, has the arc long slot bore 21 that is used to place dog screw 22 on this adjusting handgrip 20.Dog screw 22 is welded on the frame 26, and expose from arc long slot bore 21 termination of dog screw 22, and is fastening with nut 23, and regulating handgrip 20 can be the center rotation with rotating shaft 19, thereby adjusts the tightening degree of cam 18 and chain.

Chain 13 adopts prior art, it is made up of a plurality of chain links, each chain link is to be made of carrier bar, sleeve, roller and bearing pin, and cam 18 is resisted against on the roller of chain, during chain 13 motions, cam 18 is contact roller off and on, make chain 13 produce vibration, in the process of carrying seed, can make the long-pending seed of piling better separately, and can prevent that the hole from producing, thereby improve seeding quality.

Claims

1. the dispenser of a Sowing machine for potatoes, have transmission mechanism and a plurality of seed-taking device, it is characterized in that: described transmission mechanism is by drive sprocket, driven sprocket, chain is formed, connect by chain between drive sprocket and the driven sprocket, seed-taking device is evenly arranged in the outside of chain, each seed-taking device is made of handle bar and kind spoon, planting spoon is fixed on the outer end of handle bar, the inner and the chain of handle bar are affixed, above driven sprocket, be provided with a bend pipe, the end of this bend pipe is affixed with kind of the pipe that falls, and has the break slot that places for seed-taking device handle bar on the madial wall of this bend pipe, also has the break slot that places for seed-taking device handle bar on the madial wall of kind of pipe that falls.

2. the dispenser of Sowing machine for potatoes as claimed in claim 1, it is characterized in that: the inboard of described chain is provided with vibrating device, this vibrating device is made up of cam, rotating shaft, adjusting handgrip, one end and the cam of rotating shaft are affixed, the other end is affixed with the adjusting handgrip, this adjusting handgrip is fan-shaped, has the arc long slot bore that is used to place dog screw on this adjusting handgrip.

3. the dispenser of Sowing machine for potatoes as claimed in claim 1, it is characterized in that: the end of described handle bar is connected with ∪ shape pole socket, and this pole socket is made of end plate and two wing plates, and these two wing plates are welded on the both sides of described chain respectively.